1 /* vi:set ts=8 sts=4 sw=4 noet: 2 * 3 * VIM - Vi IMproved by Bram Moolenaar 4 * 5 * Do ":help uganda" in Vim to read copying and usage conditions. 6 * Do ":help credits" in Vim to see a list of people who contributed. 7 * See README.txt for an overview of the Vim source code. 8 */ 9 /* 10 * normal.c: Contains the main routine for processing characters in command 11 * mode. Communicates closely with the code in ops.c to handle 12 * the operators. 13 */ 14 15 #include "vim.h" 16 17 /* 18 * The Visual area is remembered for reselection. 19 */ 20 static int resel_VIsual_mode = NUL; /* 'v', 'V', or Ctrl-V */ 21 static linenr_T resel_VIsual_line_count; /* number of lines */ 22 static colnr_T resel_VIsual_vcol; /* nr of cols or end col */ 23 static int VIsual_mode_orig = NUL; /* saved Visual mode */ 24 25 static int restart_VIsual_select = 0; 26 27 #ifdef FEAT_EVAL 28 static void set_vcount_ca(cmdarg_T *cap, int *set_prevcount); 29 #endif 30 static int 31 #ifdef __BORLANDC__ 32 _RTLENTRYF 33 #endif 34 nv_compare(const void *s1, const void *s2); 35 static int find_command(int cmdchar); 36 static void op_colon(oparg_T *oap); 37 static void op_function(oparg_T *oap); 38 #if defined(FEAT_MOUSE) 39 static void find_start_of_word(pos_T *); 40 static void find_end_of_word(pos_T *); 41 static int get_mouse_class(char_u *p); 42 #endif 43 static void prep_redo_cmd(cmdarg_T *cap); 44 static void prep_redo(int regname, long, int, int, int, int, int); 45 static int checkclearop(oparg_T *oap); 46 static int checkclearopq(oparg_T *oap); 47 static void clearop(oparg_T *oap); 48 static void clearopbeep(oparg_T *oap); 49 static void unshift_special(cmdarg_T *cap); 50 static void may_clear_cmdline(void); 51 #ifdef FEAT_CMDL_INFO 52 static void del_from_showcmd(int); 53 #endif 54 55 /* 56 * nv_*(): functions called to handle Normal and Visual mode commands. 57 * n_*(): functions called to handle Normal mode commands. 58 * v_*(): functions called to handle Visual mode commands. 59 */ 60 static void nv_ignore(cmdarg_T *cap); 61 static void nv_nop(cmdarg_T *cap); 62 static void nv_error(cmdarg_T *cap); 63 static void nv_help(cmdarg_T *cap); 64 static void nv_addsub(cmdarg_T *cap); 65 static void nv_page(cmdarg_T *cap); 66 static void nv_gd(oparg_T *oap, int nchar, int thisblock); 67 static int nv_screengo(oparg_T *oap, int dir, long dist); 68 #ifdef FEAT_MOUSE 69 static void nv_mousescroll(cmdarg_T *cap); 70 static void nv_mouse(cmdarg_T *cap); 71 #endif 72 static void nv_scroll_line(cmdarg_T *cap); 73 static void nv_zet(cmdarg_T *cap); 74 #ifdef FEAT_GUI 75 static void nv_ver_scrollbar(cmdarg_T *cap); 76 static void nv_hor_scrollbar(cmdarg_T *cap); 77 #endif 78 #ifdef FEAT_GUI_TABLINE 79 static void nv_tabline(cmdarg_T *cap); 80 static void nv_tabmenu(cmdarg_T *cap); 81 #endif 82 static void nv_exmode(cmdarg_T *cap); 83 static void nv_colon(cmdarg_T *cap); 84 static void nv_ctrlg(cmdarg_T *cap); 85 static void nv_ctrlh(cmdarg_T *cap); 86 static void nv_clear(cmdarg_T *cap); 87 static void nv_ctrlo(cmdarg_T *cap); 88 static void nv_hat(cmdarg_T *cap); 89 static void nv_Zet(cmdarg_T *cap); 90 static void nv_ident(cmdarg_T *cap); 91 static void nv_tagpop(cmdarg_T *cap); 92 static void nv_scroll(cmdarg_T *cap); 93 static void nv_right(cmdarg_T *cap); 94 static void nv_left(cmdarg_T *cap); 95 static void nv_up(cmdarg_T *cap); 96 static void nv_down(cmdarg_T *cap); 97 #ifdef FEAT_SEARCHPATH 98 static void nv_gotofile(cmdarg_T *cap); 99 #endif 100 static void nv_end(cmdarg_T *cap); 101 static void nv_dollar(cmdarg_T *cap); 102 static void nv_search(cmdarg_T *cap); 103 static void nv_next(cmdarg_T *cap); 104 static int normal_search(cmdarg_T *cap, int dir, char_u *pat, int opt); 105 static void nv_csearch(cmdarg_T *cap); 106 static void nv_brackets(cmdarg_T *cap); 107 static void nv_percent(cmdarg_T *cap); 108 static void nv_brace(cmdarg_T *cap); 109 static void nv_mark(cmdarg_T *cap); 110 static void nv_findpar(cmdarg_T *cap); 111 static void nv_undo(cmdarg_T *cap); 112 static void nv_kundo(cmdarg_T *cap); 113 static void nv_Replace(cmdarg_T *cap); 114 #ifdef FEAT_VREPLACE 115 static void nv_vreplace(cmdarg_T *cap); 116 #endif 117 static void v_swap_corners(int cmdchar); 118 static void nv_replace(cmdarg_T *cap); 119 static void n_swapchar(cmdarg_T *cap); 120 static void nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos); 121 static void v_visop(cmdarg_T *cap); 122 static void nv_subst(cmdarg_T *cap); 123 static void nv_abbrev(cmdarg_T *cap); 124 static void nv_optrans(cmdarg_T *cap); 125 static void nv_gomark(cmdarg_T *cap); 126 static void nv_pcmark(cmdarg_T *cap); 127 static void nv_regname(cmdarg_T *cap); 128 static void nv_visual(cmdarg_T *cap); 129 static void n_start_visual_mode(int c); 130 static void nv_window(cmdarg_T *cap); 131 static void nv_suspend(cmdarg_T *cap); 132 static void nv_g_cmd(cmdarg_T *cap); 133 static void n_opencmd(cmdarg_T *cap); 134 static void nv_dot(cmdarg_T *cap); 135 static void nv_redo(cmdarg_T *cap); 136 static void nv_Undo(cmdarg_T *cap); 137 static void nv_tilde(cmdarg_T *cap); 138 static void nv_operator(cmdarg_T *cap); 139 #ifdef FEAT_EVAL 140 static void set_op_var(int optype); 141 #endif 142 static void nv_lineop(cmdarg_T *cap); 143 static void nv_home(cmdarg_T *cap); 144 static void nv_pipe(cmdarg_T *cap); 145 static void nv_bck_word(cmdarg_T *cap); 146 static void nv_wordcmd(cmdarg_T *cap); 147 static void nv_beginline(cmdarg_T *cap); 148 static void adjust_cursor(oparg_T *oap); 149 static void adjust_for_sel(cmdarg_T *cap); 150 static int unadjust_for_sel(void); 151 static void nv_select(cmdarg_T *cap); 152 static void nv_goto(cmdarg_T *cap); 153 static void nv_normal(cmdarg_T *cap); 154 static void nv_esc(cmdarg_T *oap); 155 static void nv_edit(cmdarg_T *cap); 156 static void invoke_edit(cmdarg_T *cap, int repl, int cmd, int startln); 157 #ifdef FEAT_TEXTOBJ 158 static void nv_object(cmdarg_T *cap); 159 #endif 160 static void nv_record(cmdarg_T *cap); 161 static void nv_at(cmdarg_T *cap); 162 static void nv_halfpage(cmdarg_T *cap); 163 static void nv_join(cmdarg_T *cap); 164 static void nv_put(cmdarg_T *cap); 165 static void nv_open(cmdarg_T *cap); 166 #ifdef FEAT_NETBEANS_INTG 167 static void nv_nbcmd(cmdarg_T *cap); 168 #endif 169 #ifdef FEAT_DND 170 static void nv_drop(cmdarg_T *cap); 171 #endif 172 #ifdef FEAT_AUTOCMD 173 static void nv_cursorhold(cmdarg_T *cap); 174 #endif 175 static void get_op_vcol(oparg_T *oap, colnr_T col, int initial); 176 177 static char *e_noident = N_("E349: No identifier under cursor"); 178 179 /* 180 * Function to be called for a Normal or Visual mode command. 181 * The argument is a cmdarg_T. 182 */ 183 typedef void (*nv_func_T)(cmdarg_T *cap); 184 185 /* Values for cmd_flags. */ 186 #define NV_NCH 0x01 /* may need to get a second char */ 187 #define NV_NCH_NOP (0x02|NV_NCH) /* get second char when no operator pending */ 188 #define NV_NCH_ALW (0x04|NV_NCH) /* always get a second char */ 189 #define NV_LANG 0x08 /* second char needs language adjustment */ 190 191 #define NV_SS 0x10 /* may start selection */ 192 #define NV_SSS 0x20 /* may start selection with shift modifier */ 193 #define NV_STS 0x40 /* may stop selection without shift modif. */ 194 #define NV_RL 0x80 /* 'rightleft' modifies command */ 195 #define NV_KEEPREG 0x100 /* don't clear regname */ 196 #define NV_NCW 0x200 /* not allowed in command-line window */ 197 198 /* 199 * Generally speaking, every Normal mode command should either clear any 200 * pending operator (with *clearop*()), or set the motion type variable 201 * oap->motion_type. 202 * 203 * When a cursor motion command is made, it is marked as being a character or 204 * line oriented motion. Then, if an operator is in effect, the operation 205 * becomes character or line oriented accordingly. 206 */ 207 208 /* 209 * This table contains one entry for every Normal or Visual mode command. 210 * The order doesn't matter, init_normal_cmds() will create a sorted index. 211 * It is faster when all keys from zero to '~' are present. 212 */ 213 static const struct nv_cmd 214 { 215 int cmd_char; /* (first) command character */ 216 nv_func_T cmd_func; /* function for this command */ 217 short_u cmd_flags; /* NV_ flags */ 218 short cmd_arg; /* value for ca.arg */ 219 } nv_cmds[] = 220 { 221 {NUL, nv_error, 0, 0}, 222 {Ctrl_A, nv_addsub, 0, 0}, 223 {Ctrl_B, nv_page, NV_STS, BACKWARD}, 224 {Ctrl_C, nv_esc, 0, TRUE}, 225 {Ctrl_D, nv_halfpage, 0, 0}, 226 {Ctrl_E, nv_scroll_line, 0, TRUE}, 227 {Ctrl_F, nv_page, NV_STS, FORWARD}, 228 {Ctrl_G, nv_ctrlg, 0, 0}, 229 {Ctrl_H, nv_ctrlh, 0, 0}, 230 {Ctrl_I, nv_pcmark, 0, 0}, 231 {NL, nv_down, 0, FALSE}, 232 {Ctrl_K, nv_error, 0, 0}, 233 {Ctrl_L, nv_clear, 0, 0}, 234 {Ctrl_M, nv_down, 0, TRUE}, 235 {Ctrl_N, nv_down, NV_STS, FALSE}, 236 {Ctrl_O, nv_ctrlo, 0, 0}, 237 {Ctrl_P, nv_up, NV_STS, FALSE}, 238 {Ctrl_Q, nv_visual, 0, FALSE}, 239 {Ctrl_R, nv_redo, 0, 0}, 240 {Ctrl_S, nv_ignore, 0, 0}, 241 {Ctrl_T, nv_tagpop, NV_NCW, 0}, 242 {Ctrl_U, nv_halfpage, 0, 0}, 243 {Ctrl_V, nv_visual, 0, FALSE}, 244 {'V', nv_visual, 0, FALSE}, 245 {'v', nv_visual, 0, FALSE}, 246 {Ctrl_W, nv_window, 0, 0}, 247 {Ctrl_X, nv_addsub, 0, 0}, 248 {Ctrl_Y, nv_scroll_line, 0, FALSE}, 249 {Ctrl_Z, nv_suspend, 0, 0}, 250 {ESC, nv_esc, 0, FALSE}, 251 {Ctrl_BSL, nv_normal, NV_NCH_ALW, 0}, 252 {Ctrl_RSB, nv_ident, NV_NCW, 0}, 253 {Ctrl_HAT, nv_hat, NV_NCW, 0}, 254 {Ctrl__, nv_error, 0, 0}, 255 {' ', nv_right, 0, 0}, 256 {'!', nv_operator, 0, 0}, 257 {'"', nv_regname, NV_NCH_NOP|NV_KEEPREG, 0}, 258 {'#', nv_ident, 0, 0}, 259 {'$', nv_dollar, 0, 0}, 260 {'%', nv_percent, 0, 0}, 261 {'&', nv_optrans, 0, 0}, 262 {'\'', nv_gomark, NV_NCH_ALW, TRUE}, 263 {'(', nv_brace, 0, BACKWARD}, 264 {')', nv_brace, 0, FORWARD}, 265 {'*', nv_ident, 0, 0}, 266 {'+', nv_down, 0, TRUE}, 267 {',', nv_csearch, 0, TRUE}, 268 {'-', nv_up, 0, TRUE}, 269 {'.', nv_dot, NV_KEEPREG, 0}, 270 {'/', nv_search, 0, FALSE}, 271 {'0', nv_beginline, 0, 0}, 272 {'1', nv_ignore, 0, 0}, 273 {'2', nv_ignore, 0, 0}, 274 {'3', nv_ignore, 0, 0}, 275 {'4', nv_ignore, 0, 0}, 276 {'5', nv_ignore, 0, 0}, 277 {'6', nv_ignore, 0, 0}, 278 {'7', nv_ignore, 0, 0}, 279 {'8', nv_ignore, 0, 0}, 280 {'9', nv_ignore, 0, 0}, 281 {':', nv_colon, 0, 0}, 282 {';', nv_csearch, 0, FALSE}, 283 {'<', nv_operator, NV_RL, 0}, 284 {'=', nv_operator, 0, 0}, 285 {'>', nv_operator, NV_RL, 0}, 286 {'?', nv_search, 0, FALSE}, 287 {'@', nv_at, NV_NCH_NOP, FALSE}, 288 {'A', nv_edit, 0, 0}, 289 {'B', nv_bck_word, 0, 1}, 290 {'C', nv_abbrev, NV_KEEPREG, 0}, 291 {'D', nv_abbrev, NV_KEEPREG, 0}, 292 {'E', nv_wordcmd, 0, TRUE}, 293 {'F', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD}, 294 {'G', nv_goto, 0, TRUE}, 295 {'H', nv_scroll, 0, 0}, 296 {'I', nv_edit, 0, 0}, 297 {'J', nv_join, 0, 0}, 298 {'K', nv_ident, 0, 0}, 299 {'L', nv_scroll, 0, 0}, 300 {'M', nv_scroll, 0, 0}, 301 {'N', nv_next, 0, SEARCH_REV}, 302 {'O', nv_open, 0, 0}, 303 {'P', nv_put, 0, 0}, 304 {'Q', nv_exmode, NV_NCW, 0}, 305 {'R', nv_Replace, 0, FALSE}, 306 {'S', nv_subst, NV_KEEPREG, 0}, 307 {'T', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD}, 308 {'U', nv_Undo, 0, 0}, 309 {'W', nv_wordcmd, 0, TRUE}, 310 {'X', nv_abbrev, NV_KEEPREG, 0}, 311 {'Y', nv_abbrev, NV_KEEPREG, 0}, 312 {'Z', nv_Zet, NV_NCH_NOP|NV_NCW, 0}, 313 {'[', nv_brackets, NV_NCH_ALW, BACKWARD}, 314 {'\\', nv_error, 0, 0}, 315 {']', nv_brackets, NV_NCH_ALW, FORWARD}, 316 {'^', nv_beginline, 0, BL_WHITE | BL_FIX}, 317 {'_', nv_lineop, 0, 0}, 318 {'`', nv_gomark, NV_NCH_ALW, FALSE}, 319 {'a', nv_edit, NV_NCH, 0}, 320 {'b', nv_bck_word, 0, 0}, 321 {'c', nv_operator, 0, 0}, 322 {'d', nv_operator, 0, 0}, 323 {'e', nv_wordcmd, 0, FALSE}, 324 {'f', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD}, 325 {'g', nv_g_cmd, NV_NCH_ALW, FALSE}, 326 {'h', nv_left, NV_RL, 0}, 327 {'i', nv_edit, NV_NCH, 0}, 328 {'j', nv_down, 0, FALSE}, 329 {'k', nv_up, 0, FALSE}, 330 {'l', nv_right, NV_RL, 0}, 331 {'m', nv_mark, NV_NCH_NOP, 0}, 332 {'n', nv_next, 0, 0}, 333 {'o', nv_open, 0, 0}, 334 {'p', nv_put, 0, 0}, 335 {'q', nv_record, NV_NCH, 0}, 336 {'r', nv_replace, NV_NCH_NOP|NV_LANG, 0}, 337 {'s', nv_subst, NV_KEEPREG, 0}, 338 {'t', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD}, 339 {'u', nv_undo, 0, 0}, 340 {'w', nv_wordcmd, 0, FALSE}, 341 {'x', nv_abbrev, NV_KEEPREG, 0}, 342 {'y', nv_operator, 0, 0}, 343 {'z', nv_zet, NV_NCH_ALW, 0}, 344 {'{', nv_findpar, 0, BACKWARD}, 345 {'|', nv_pipe, 0, 0}, 346 {'}', nv_findpar, 0, FORWARD}, 347 {'~', nv_tilde, 0, 0}, 348 349 /* pound sign */ 350 {POUND, nv_ident, 0, 0}, 351 #ifdef FEAT_MOUSE 352 {K_MOUSEUP, nv_mousescroll, 0, MSCR_UP}, 353 {K_MOUSEDOWN, nv_mousescroll, 0, MSCR_DOWN}, 354 {K_MOUSELEFT, nv_mousescroll, 0, MSCR_LEFT}, 355 {K_MOUSERIGHT, nv_mousescroll, 0, MSCR_RIGHT}, 356 {K_LEFTMOUSE, nv_mouse, 0, 0}, 357 {K_LEFTMOUSE_NM, nv_mouse, 0, 0}, 358 {K_LEFTDRAG, nv_mouse, 0, 0}, 359 {K_LEFTRELEASE, nv_mouse, 0, 0}, 360 {K_LEFTRELEASE_NM, nv_mouse, 0, 0}, 361 {K_MIDDLEMOUSE, nv_mouse, 0, 0}, 362 {K_MIDDLEDRAG, nv_mouse, 0, 0}, 363 {K_MIDDLERELEASE, nv_mouse, 0, 0}, 364 {K_RIGHTMOUSE, nv_mouse, 0, 0}, 365 {K_RIGHTDRAG, nv_mouse, 0, 0}, 366 {K_RIGHTRELEASE, nv_mouse, 0, 0}, 367 {K_X1MOUSE, nv_mouse, 0, 0}, 368 {K_X1DRAG, nv_mouse, 0, 0}, 369 {K_X1RELEASE, nv_mouse, 0, 0}, 370 {K_X2MOUSE, nv_mouse, 0, 0}, 371 {K_X2DRAG, nv_mouse, 0, 0}, 372 {K_X2RELEASE, nv_mouse, 0, 0}, 373 #endif 374 {K_IGNORE, nv_ignore, NV_KEEPREG, 0}, 375 {K_NOP, nv_nop, 0, 0}, 376 {K_INS, nv_edit, 0, 0}, 377 {K_KINS, nv_edit, 0, 0}, 378 {K_BS, nv_ctrlh, 0, 0}, 379 {K_UP, nv_up, NV_SSS|NV_STS, FALSE}, 380 {K_S_UP, nv_page, NV_SS, BACKWARD}, 381 {K_DOWN, nv_down, NV_SSS|NV_STS, FALSE}, 382 {K_S_DOWN, nv_page, NV_SS, FORWARD}, 383 {K_LEFT, nv_left, NV_SSS|NV_STS|NV_RL, 0}, 384 {K_S_LEFT, nv_bck_word, NV_SS|NV_RL, 0}, 385 {K_C_LEFT, nv_bck_word, NV_SSS|NV_RL|NV_STS, 1}, 386 {K_RIGHT, nv_right, NV_SSS|NV_STS|NV_RL, 0}, 387 {K_S_RIGHT, nv_wordcmd, NV_SS|NV_RL, FALSE}, 388 {K_C_RIGHT, nv_wordcmd, NV_SSS|NV_RL|NV_STS, TRUE}, 389 {K_PAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD}, 390 {K_KPAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD}, 391 {K_PAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD}, 392 {K_KPAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD}, 393 {K_END, nv_end, NV_SSS|NV_STS, FALSE}, 394 {K_KEND, nv_end, NV_SSS|NV_STS, FALSE}, 395 {K_S_END, nv_end, NV_SS, FALSE}, 396 {K_C_END, nv_end, NV_SSS|NV_STS, TRUE}, 397 {K_HOME, nv_home, NV_SSS|NV_STS, 0}, 398 {K_KHOME, nv_home, NV_SSS|NV_STS, 0}, 399 {K_S_HOME, nv_home, NV_SS, 0}, 400 {K_C_HOME, nv_goto, NV_SSS|NV_STS, FALSE}, 401 {K_DEL, nv_abbrev, 0, 0}, 402 {K_KDEL, nv_abbrev, 0, 0}, 403 {K_UNDO, nv_kundo, 0, 0}, 404 {K_HELP, nv_help, NV_NCW, 0}, 405 {K_F1, nv_help, NV_NCW, 0}, 406 {K_XF1, nv_help, NV_NCW, 0}, 407 {K_SELECT, nv_select, 0, 0}, 408 #ifdef FEAT_GUI 409 {K_VER_SCROLLBAR, nv_ver_scrollbar, 0, 0}, 410 {K_HOR_SCROLLBAR, nv_hor_scrollbar, 0, 0}, 411 #endif 412 #ifdef FEAT_GUI_TABLINE 413 {K_TABLINE, nv_tabline, 0, 0}, 414 {K_TABMENU, nv_tabmenu, 0, 0}, 415 #endif 416 #ifdef FEAT_FKMAP 417 {K_F8, farsi_f8, 0, 0}, 418 {K_F9, farsi_f9, 0, 0}, 419 #endif 420 #ifdef FEAT_NETBEANS_INTG 421 {K_F21, nv_nbcmd, NV_NCH_ALW, 0}, 422 #endif 423 #ifdef FEAT_DND 424 {K_DROP, nv_drop, NV_STS, 0}, 425 #endif 426 #ifdef FEAT_AUTOCMD 427 {K_CURSORHOLD, nv_cursorhold, NV_KEEPREG, 0}, 428 #endif 429 {K_PS, nv_edit, 0, 0}, 430 }; 431 432 /* Number of commands in nv_cmds[]. */ 433 #define NV_CMDS_SIZE (sizeof(nv_cmds) / sizeof(struct nv_cmd)) 434 435 /* Sorted index of commands in nv_cmds[]. */ 436 static short nv_cmd_idx[NV_CMDS_SIZE]; 437 438 /* The highest index for which 439 * nv_cmds[idx].cmd_char == nv_cmd_idx[nv_cmds[idx].cmd_char] */ 440 static int nv_max_linear; 441 442 /* 443 * Compare functions for qsort() below, that checks the command character 444 * through the index in nv_cmd_idx[]. 445 */ 446 static int 447 #ifdef __BORLANDC__ 448 _RTLENTRYF 449 #endif 450 nv_compare(const void *s1, const void *s2) 451 { 452 int c1, c2; 453 454 /* The commands are sorted on absolute value. */ 455 c1 = nv_cmds[*(const short *)s1].cmd_char; 456 c2 = nv_cmds[*(const short *)s2].cmd_char; 457 if (c1 < 0) 458 c1 = -c1; 459 if (c2 < 0) 460 c2 = -c2; 461 return c1 - c2; 462 } 463 464 /* 465 * Initialize the nv_cmd_idx[] table. 466 */ 467 void 468 init_normal_cmds(void) 469 { 470 int i; 471 472 /* Fill the index table with a one to one relation. */ 473 for (i = 0; i < (int)NV_CMDS_SIZE; ++i) 474 nv_cmd_idx[i] = i; 475 476 /* Sort the commands by the command character. */ 477 qsort((void *)&nv_cmd_idx, (size_t)NV_CMDS_SIZE, sizeof(short), nv_compare); 478 479 /* Find the first entry that can't be indexed by the command character. */ 480 for (i = 0; i < (int)NV_CMDS_SIZE; ++i) 481 if (i != nv_cmds[nv_cmd_idx[i]].cmd_char) 482 break; 483 nv_max_linear = i - 1; 484 } 485 486 /* 487 * Search for a command in the commands table. 488 * Returns -1 for invalid command. 489 */ 490 static int 491 find_command(int cmdchar) 492 { 493 int i; 494 int idx; 495 int top, bot; 496 int c; 497 498 #ifdef FEAT_MBYTE 499 /* A multi-byte character is never a command. */ 500 if (cmdchar >= 0x100) 501 return -1; 502 #endif 503 504 /* We use the absolute value of the character. Special keys have a 505 * negative value, but are sorted on their absolute value. */ 506 if (cmdchar < 0) 507 cmdchar = -cmdchar; 508 509 /* If the character is in the first part: The character is the index into 510 * nv_cmd_idx[]. */ 511 if (cmdchar <= nv_max_linear) 512 return nv_cmd_idx[cmdchar]; 513 514 /* Perform a binary search. */ 515 bot = nv_max_linear + 1; 516 top = NV_CMDS_SIZE - 1; 517 idx = -1; 518 while (bot <= top) 519 { 520 i = (top + bot) / 2; 521 c = nv_cmds[nv_cmd_idx[i]].cmd_char; 522 if (c < 0) 523 c = -c; 524 if (cmdchar == c) 525 { 526 idx = nv_cmd_idx[i]; 527 break; 528 } 529 if (cmdchar > c) 530 bot = i + 1; 531 else 532 top = i - 1; 533 } 534 return idx; 535 } 536 537 /* 538 * Execute a command in Normal mode. 539 */ 540 void 541 normal_cmd( 542 oparg_T *oap, 543 int toplevel UNUSED) /* TRUE when called from main() */ 544 { 545 cmdarg_T ca; /* command arguments */ 546 int c; 547 int ctrl_w = FALSE; /* got CTRL-W command */ 548 int old_col = curwin->w_curswant; 549 #ifdef FEAT_CMDL_INFO 550 int need_flushbuf; /* need to call out_flush() */ 551 #endif 552 pos_T old_pos; /* cursor position before command */ 553 int mapped_len; 554 static int old_mapped_len = 0; 555 int idx; 556 #ifdef FEAT_EVAL 557 int set_prevcount = FALSE; 558 #endif 559 560 vim_memset(&ca, 0, sizeof(ca)); /* also resets ca.retval */ 561 ca.oap = oap; 562 563 /* Use a count remembered from before entering an operator. After typing 564 * "3d" we return from normal_cmd() and come back here, the "3" is 565 * remembered in "opcount". */ 566 ca.opcount = opcount; 567 568 /* 569 * If there is an operator pending, then the command we take this time 570 * will terminate it. Finish_op tells us to finish the operation before 571 * returning this time (unless the operation was cancelled). 572 */ 573 #ifdef CURSOR_SHAPE 574 c = finish_op; 575 #endif 576 finish_op = (oap->op_type != OP_NOP); 577 #ifdef CURSOR_SHAPE 578 if (finish_op != c) 579 { 580 ui_cursor_shape(); /* may show different cursor shape */ 581 # ifdef FEAT_MOUSESHAPE 582 update_mouseshape(-1); 583 # endif 584 } 585 #endif 586 587 /* When not finishing an operator and no register name typed, reset the 588 * count. */ 589 if (!finish_op && !oap->regname) 590 { 591 ca.opcount = 0; 592 #ifdef FEAT_EVAL 593 set_prevcount = TRUE; 594 #endif 595 } 596 597 #ifdef FEAT_AUTOCMD 598 /* Restore counts from before receiving K_CURSORHOLD. This means after 599 * typing "3", handling K_CURSORHOLD and then typing "2" we get "32", not 600 * "3 * 2". */ 601 if (oap->prev_opcount > 0 || oap->prev_count0 > 0) 602 { 603 ca.opcount = oap->prev_opcount; 604 ca.count0 = oap->prev_count0; 605 oap->prev_opcount = 0; 606 oap->prev_count0 = 0; 607 } 608 #endif 609 610 mapped_len = typebuf_maplen(); 611 612 State = NORMAL_BUSY; 613 #ifdef USE_ON_FLY_SCROLL 614 dont_scroll = FALSE; /* allow scrolling here */ 615 #endif 616 617 #ifdef FEAT_EVAL 618 /* Set v:count here, when called from main() and not a stuffed 619 * command, so that v:count can be used in an expression mapping 620 * when there is no count. Do set it for redo. */ 621 if (toplevel && readbuf1_empty()) 622 set_vcount_ca(&ca, &set_prevcount); 623 #endif 624 625 /* 626 * Get the command character from the user. 627 */ 628 c = safe_vgetc(); 629 LANGMAP_ADJUST(c, get_real_state() != SELECTMODE); 630 631 /* 632 * If a mapping was started in Visual or Select mode, remember the length 633 * of the mapping. This is used below to not return to Insert mode for as 634 * long as the mapping is being executed. 635 */ 636 if (restart_edit == 0) 637 old_mapped_len = 0; 638 else if (old_mapped_len 639 || (VIsual_active && mapped_len == 0 && typebuf_maplen() > 0)) 640 old_mapped_len = typebuf_maplen(); 641 642 if (c == NUL) 643 c = K_ZERO; 644 645 /* 646 * In Select mode, typed text replaces the selection. 647 */ 648 if (VIsual_active 649 && VIsual_select 650 && (vim_isprintc(c) || c == NL || c == CAR || c == K_KENTER)) 651 { 652 /* Fake a "c"hange command. When "restart_edit" is set (e.g., because 653 * 'insertmode' is set) fake a "d"elete command, Insert mode will 654 * restart automatically. 655 * Insert the typed character in the typeahead buffer, so that it can 656 * be mapped in Insert mode. Required for ":lmap" to work. */ 657 ins_char_typebuf(c); 658 if (restart_edit != 0) 659 c = 'd'; 660 else 661 c = 'c'; 662 msg_nowait = TRUE; /* don't delay going to insert mode */ 663 old_mapped_len = 0; /* do go to Insert mode */ 664 } 665 666 #ifdef FEAT_CMDL_INFO 667 need_flushbuf = add_to_showcmd(c); 668 #endif 669 670 getcount: 671 if (!(VIsual_active && VIsual_select)) 672 { 673 /* 674 * Handle a count before a command and compute ca.count0. 675 * Note that '0' is a command and not the start of a count, but it's 676 * part of a count after other digits. 677 */ 678 while ( (c >= '1' && c <= '9') 679 || (ca.count0 != 0 && (c == K_DEL || c == K_KDEL || c == '0'))) 680 { 681 if (c == K_DEL || c == K_KDEL) 682 { 683 ca.count0 /= 10; 684 #ifdef FEAT_CMDL_INFO 685 del_from_showcmd(4); /* delete the digit and ~@% */ 686 #endif 687 } 688 else 689 ca.count0 = ca.count0 * 10 + (c - '0'); 690 if (ca.count0 < 0) /* got too large! */ 691 ca.count0 = 999999999L; 692 #ifdef FEAT_EVAL 693 /* Set v:count here, when called from main() and not a stuffed 694 * command, so that v:count can be used in an expression mapping 695 * right after the count. Do set it for redo. */ 696 if (toplevel && readbuf1_empty()) 697 set_vcount_ca(&ca, &set_prevcount); 698 #endif 699 if (ctrl_w) 700 { 701 ++no_mapping; 702 ++allow_keys; /* no mapping for nchar, but keys */ 703 } 704 ++no_zero_mapping; /* don't map zero here */ 705 c = plain_vgetc(); 706 LANGMAP_ADJUST(c, TRUE); 707 --no_zero_mapping; 708 if (ctrl_w) 709 { 710 --no_mapping; 711 --allow_keys; 712 } 713 #ifdef FEAT_CMDL_INFO 714 need_flushbuf |= add_to_showcmd(c); 715 #endif 716 } 717 718 /* 719 * If we got CTRL-W there may be a/another count 720 */ 721 if (c == Ctrl_W && !ctrl_w && oap->op_type == OP_NOP) 722 { 723 ctrl_w = TRUE; 724 ca.opcount = ca.count0; /* remember first count */ 725 ca.count0 = 0; 726 ++no_mapping; 727 ++allow_keys; /* no mapping for nchar, but keys */ 728 c = plain_vgetc(); /* get next character */ 729 LANGMAP_ADJUST(c, TRUE); 730 --no_mapping; 731 --allow_keys; 732 #ifdef FEAT_CMDL_INFO 733 need_flushbuf |= add_to_showcmd(c); 734 #endif 735 goto getcount; /* jump back */ 736 } 737 } 738 739 #ifdef FEAT_AUTOCMD 740 if (c == K_CURSORHOLD) 741 { 742 /* Save the count values so that ca.opcount and ca.count0 are exactly 743 * the same when coming back here after handling K_CURSORHOLD. */ 744 oap->prev_opcount = ca.opcount; 745 oap->prev_count0 = ca.count0; 746 } 747 else 748 #endif 749 if (ca.opcount != 0) 750 { 751 /* 752 * If we're in the middle of an operator (including after entering a 753 * yank buffer with '"') AND we had a count before the operator, then 754 * that count overrides the current value of ca.count0. 755 * What this means effectively, is that commands like "3dw" get turned 756 * into "d3w" which makes things fall into place pretty neatly. 757 * If you give a count before AND after the operator, they are 758 * multiplied. 759 */ 760 if (ca.count0) 761 ca.count0 *= ca.opcount; 762 else 763 ca.count0 = ca.opcount; 764 } 765 766 /* 767 * Always remember the count. It will be set to zero (on the next call, 768 * above) when there is no pending operator. 769 * When called from main(), save the count for use by the "count" built-in 770 * variable. 771 */ 772 ca.opcount = ca.count0; 773 ca.count1 = (ca.count0 == 0 ? 1 : ca.count0); 774 775 #ifdef FEAT_EVAL 776 /* 777 * Only set v:count when called from main() and not a stuffed command. 778 * Do set it for redo. 779 */ 780 if (toplevel && readbuf1_empty()) 781 set_vcount(ca.count0, ca.count1, set_prevcount); 782 #endif 783 784 /* 785 * Find the command character in the table of commands. 786 * For CTRL-W we already got nchar when looking for a count. 787 */ 788 if (ctrl_w) 789 { 790 ca.nchar = c; 791 ca.cmdchar = Ctrl_W; 792 } 793 else 794 ca.cmdchar = c; 795 idx = find_command(ca.cmdchar); 796 if (idx < 0) 797 { 798 /* Not a known command: beep. */ 799 clearopbeep(oap); 800 goto normal_end; 801 } 802 803 if (text_locked() && (nv_cmds[idx].cmd_flags & NV_NCW)) 804 { 805 /* This command is not allowed while editing a cmdline: beep. */ 806 clearopbeep(oap); 807 text_locked_msg(); 808 goto normal_end; 809 } 810 #ifdef FEAT_AUTOCMD 811 if ((nv_cmds[idx].cmd_flags & NV_NCW) && curbuf_locked()) 812 goto normal_end; 813 #endif 814 815 /* 816 * In Visual/Select mode, a few keys are handled in a special way. 817 */ 818 if (VIsual_active) 819 { 820 /* when 'keymodel' contains "stopsel" may stop Select/Visual mode */ 821 if (km_stopsel 822 && (nv_cmds[idx].cmd_flags & NV_STS) 823 && !(mod_mask & MOD_MASK_SHIFT)) 824 { 825 end_visual_mode(); 826 redraw_curbuf_later(INVERTED); 827 } 828 829 /* Keys that work different when 'keymodel' contains "startsel" */ 830 if (km_startsel) 831 { 832 if (nv_cmds[idx].cmd_flags & NV_SS) 833 { 834 unshift_special(&ca); 835 idx = find_command(ca.cmdchar); 836 if (idx < 0) 837 { 838 /* Just in case */ 839 clearopbeep(oap); 840 goto normal_end; 841 } 842 } 843 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 844 && (mod_mask & MOD_MASK_SHIFT)) 845 { 846 mod_mask &= ~MOD_MASK_SHIFT; 847 } 848 } 849 } 850 851 #ifdef FEAT_RIGHTLEFT 852 if (curwin->w_p_rl && KeyTyped && !KeyStuffed 853 && (nv_cmds[idx].cmd_flags & NV_RL)) 854 { 855 /* Invert horizontal movements and operations. Only when typed by the 856 * user directly, not when the result of a mapping or "x" translated 857 * to "dl". */ 858 switch (ca.cmdchar) 859 { 860 case 'l': ca.cmdchar = 'h'; break; 861 case K_RIGHT: ca.cmdchar = K_LEFT; break; 862 case K_S_RIGHT: ca.cmdchar = K_S_LEFT; break; 863 case K_C_RIGHT: ca.cmdchar = K_C_LEFT; break; 864 case 'h': ca.cmdchar = 'l'; break; 865 case K_LEFT: ca.cmdchar = K_RIGHT; break; 866 case K_S_LEFT: ca.cmdchar = K_S_RIGHT; break; 867 case K_C_LEFT: ca.cmdchar = K_C_RIGHT; break; 868 case '>': ca.cmdchar = '<'; break; 869 case '<': ca.cmdchar = '>'; break; 870 } 871 idx = find_command(ca.cmdchar); 872 } 873 #endif 874 875 /* 876 * Get an additional character if we need one. 877 */ 878 if ((nv_cmds[idx].cmd_flags & NV_NCH) 879 && (((nv_cmds[idx].cmd_flags & NV_NCH_NOP) == NV_NCH_NOP 880 && oap->op_type == OP_NOP) 881 || (nv_cmds[idx].cmd_flags & NV_NCH_ALW) == NV_NCH_ALW 882 || (ca.cmdchar == 'q' 883 && oap->op_type == OP_NOP 884 && !Recording 885 && !Exec_reg) 886 || ((ca.cmdchar == 'a' || ca.cmdchar == 'i') 887 && (oap->op_type != OP_NOP || VIsual_active)))) 888 { 889 int *cp; 890 int repl = FALSE; /* get character for replace mode */ 891 int lit = FALSE; /* get extra character literally */ 892 int langmap_active = FALSE; /* using :lmap mappings */ 893 int lang; /* getting a text character */ 894 #ifdef USE_IM_CONTROL 895 int save_smd; /* saved value of p_smd */ 896 #endif 897 898 ++no_mapping; 899 ++allow_keys; /* no mapping for nchar, but allow key codes */ 900 #ifdef FEAT_AUTOCMD 901 /* Don't generate a CursorHold event here, most commands can't handle 902 * it, e.g., nv_replace(), nv_csearch(). */ 903 did_cursorhold = TRUE; 904 #endif 905 if (ca.cmdchar == 'g') 906 { 907 /* 908 * For 'g' get the next character now, so that we can check for 909 * "gr", "g'" and "g`". 910 */ 911 ca.nchar = plain_vgetc(); 912 LANGMAP_ADJUST(ca.nchar, TRUE); 913 #ifdef FEAT_CMDL_INFO 914 need_flushbuf |= add_to_showcmd(ca.nchar); 915 #endif 916 if (ca.nchar == 'r' || ca.nchar == '\'' || ca.nchar == '`' 917 || ca.nchar == Ctrl_BSL) 918 { 919 cp = &ca.extra_char; /* need to get a third character */ 920 if (ca.nchar != 'r') 921 lit = TRUE; /* get it literally */ 922 else 923 repl = TRUE; /* get it in replace mode */ 924 } 925 else 926 cp = NULL; /* no third character needed */ 927 } 928 else 929 { 930 if (ca.cmdchar == 'r') /* get it in replace mode */ 931 repl = TRUE; 932 cp = &ca.nchar; 933 } 934 lang = (repl || (nv_cmds[idx].cmd_flags & NV_LANG)); 935 936 /* 937 * Get a second or third character. 938 */ 939 if (cp != NULL) 940 { 941 #ifdef CURSOR_SHAPE 942 if (repl) 943 { 944 State = REPLACE; /* pretend Replace mode */ 945 ui_cursor_shape(); /* show different cursor shape */ 946 } 947 #endif 948 if (lang && curbuf->b_p_iminsert == B_IMODE_LMAP) 949 { 950 /* Allow mappings defined with ":lmap". */ 951 --no_mapping; 952 --allow_keys; 953 if (repl) 954 State = LREPLACE; 955 else 956 State = LANGMAP; 957 langmap_active = TRUE; 958 } 959 #ifdef USE_IM_CONTROL 960 save_smd = p_smd; 961 p_smd = FALSE; /* Don't let the IM code show the mode here */ 962 if (lang && curbuf->b_p_iminsert == B_IMODE_IM) 963 im_set_active(TRUE); 964 #endif 965 966 *cp = plain_vgetc(); 967 968 if (langmap_active) 969 { 970 /* Undo the decrement done above */ 971 ++no_mapping; 972 ++allow_keys; 973 State = NORMAL_BUSY; 974 } 975 #ifdef USE_IM_CONTROL 976 if (lang) 977 { 978 if (curbuf->b_p_iminsert != B_IMODE_LMAP) 979 im_save_status(&curbuf->b_p_iminsert); 980 im_set_active(FALSE); 981 } 982 p_smd = save_smd; 983 #endif 984 #ifdef CURSOR_SHAPE 985 State = NORMAL_BUSY; 986 #endif 987 #ifdef FEAT_CMDL_INFO 988 need_flushbuf |= add_to_showcmd(*cp); 989 #endif 990 991 if (!lit) 992 { 993 #ifdef FEAT_DIGRAPHS 994 /* Typing CTRL-K gets a digraph. */ 995 if (*cp == Ctrl_K 996 && ((nv_cmds[idx].cmd_flags & NV_LANG) 997 || cp == &ca.extra_char) 998 && vim_strchr(p_cpo, CPO_DIGRAPH) == NULL) 999 { 1000 c = get_digraph(FALSE); 1001 if (c > 0) 1002 { 1003 *cp = c; 1004 # ifdef FEAT_CMDL_INFO 1005 /* Guessing how to update showcmd here... */ 1006 del_from_showcmd(3); 1007 need_flushbuf |= add_to_showcmd(*cp); 1008 # endif 1009 } 1010 } 1011 #endif 1012 1013 /* adjust chars > 127, except after "tTfFr" commands */ 1014 LANGMAP_ADJUST(*cp, !lang); 1015 #ifdef FEAT_RIGHTLEFT 1016 /* adjust Hebrew mapped char */ 1017 if (p_hkmap && lang && KeyTyped) 1018 *cp = hkmap(*cp); 1019 # ifdef FEAT_FKMAP 1020 /* adjust Farsi mapped char */ 1021 if (p_fkmap && lang && KeyTyped) 1022 *cp = fkmap(*cp); 1023 # endif 1024 #endif 1025 } 1026 1027 /* 1028 * When the next character is CTRL-\ a following CTRL-N means the 1029 * command is aborted and we go to Normal mode. 1030 */ 1031 if (cp == &ca.extra_char 1032 && ca.nchar == Ctrl_BSL 1033 && (ca.extra_char == Ctrl_N || ca.extra_char == Ctrl_G)) 1034 { 1035 ca.cmdchar = Ctrl_BSL; 1036 ca.nchar = ca.extra_char; 1037 idx = find_command(ca.cmdchar); 1038 } 1039 else if ((ca.nchar == 'n' || ca.nchar == 'N') && ca.cmdchar == 'g') 1040 ca.oap->op_type = get_op_type(*cp, NUL); 1041 else if (*cp == Ctrl_BSL) 1042 { 1043 long towait = (p_ttm >= 0 ? p_ttm : p_tm); 1044 1045 /* There is a busy wait here when typing "f<C-\>" and then 1046 * something different from CTRL-N. Can't be avoided. */ 1047 while ((c = vpeekc()) <= 0 && towait > 0L) 1048 { 1049 do_sleep(towait > 50L ? 50L : towait); 1050 towait -= 50L; 1051 } 1052 if (c > 0) 1053 { 1054 c = plain_vgetc(); 1055 if (c != Ctrl_N && c != Ctrl_G) 1056 vungetc(c); 1057 else 1058 { 1059 ca.cmdchar = Ctrl_BSL; 1060 ca.nchar = c; 1061 idx = find_command(ca.cmdchar); 1062 } 1063 } 1064 } 1065 1066 #ifdef FEAT_MBYTE 1067 /* When getting a text character and the next character is a 1068 * multi-byte character, it could be a composing character. 1069 * However, don't wait for it to arrive. Also, do enable mapping, 1070 * because if it's put back with vungetc() it's too late to apply 1071 * mapping. */ 1072 --no_mapping; 1073 while (enc_utf8 && lang && (c = vpeekc()) > 0 1074 && (c >= 0x100 || MB_BYTE2LEN(vpeekc()) > 1)) 1075 { 1076 c = plain_vgetc(); 1077 if (!utf_iscomposing(c)) 1078 { 1079 vungetc(c); /* it wasn't, put it back */ 1080 break; 1081 } 1082 else if (ca.ncharC1 == 0) 1083 ca.ncharC1 = c; 1084 else 1085 ca.ncharC2 = c; 1086 } 1087 ++no_mapping; 1088 #endif 1089 } 1090 --no_mapping; 1091 --allow_keys; 1092 } 1093 1094 #ifdef FEAT_CMDL_INFO 1095 /* 1096 * Flush the showcmd characters onto the screen so we can see them while 1097 * the command is being executed. Only do this when the shown command was 1098 * actually displayed, otherwise this will slow down a lot when executing 1099 * mappings. 1100 */ 1101 if (need_flushbuf) 1102 out_flush(); 1103 #endif 1104 #ifdef FEAT_AUTOCMD 1105 if (ca.cmdchar != K_IGNORE) 1106 did_cursorhold = FALSE; 1107 #endif 1108 1109 State = NORMAL; 1110 1111 if (ca.nchar == ESC) 1112 { 1113 clearop(oap); 1114 if (restart_edit == 0 && goto_im()) 1115 restart_edit = 'a'; 1116 goto normal_end; 1117 } 1118 1119 if (ca.cmdchar != K_IGNORE) 1120 { 1121 msg_didout = FALSE; /* don't scroll screen up for normal command */ 1122 msg_col = 0; 1123 } 1124 1125 old_pos = curwin->w_cursor; /* remember where cursor was */ 1126 1127 /* When 'keymodel' contains "startsel" some keys start Select/Visual 1128 * mode. */ 1129 if (!VIsual_active && km_startsel) 1130 { 1131 if (nv_cmds[idx].cmd_flags & NV_SS) 1132 { 1133 start_selection(); 1134 unshift_special(&ca); 1135 idx = find_command(ca.cmdchar); 1136 } 1137 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 1138 && (mod_mask & MOD_MASK_SHIFT)) 1139 { 1140 start_selection(); 1141 mod_mask &= ~MOD_MASK_SHIFT; 1142 } 1143 } 1144 1145 /* 1146 * Execute the command! 1147 * Call the command function found in the commands table. 1148 */ 1149 ca.arg = nv_cmds[idx].cmd_arg; 1150 (nv_cmds[idx].cmd_func)(&ca); 1151 1152 /* 1153 * If we didn't start or finish an operator, reset oap->regname, unless we 1154 * need it later. 1155 */ 1156 if (!finish_op 1157 && !oap->op_type 1158 && (idx < 0 || !(nv_cmds[idx].cmd_flags & NV_KEEPREG))) 1159 { 1160 clearop(oap); 1161 #ifdef FEAT_EVAL 1162 { 1163 int regname = 0; 1164 1165 /* Adjust the register according to 'clipboard', so that when 1166 * "unnamed" is present it becomes '*' or '+' instead of '"'. */ 1167 # ifdef FEAT_CLIPBOARD 1168 adjust_clip_reg(®name); 1169 # endif 1170 set_reg_var(regname); 1171 } 1172 #endif 1173 } 1174 1175 /* Get the length of mapped chars again after typing a count, second 1176 * character or "z333<cr>". */ 1177 if (old_mapped_len > 0) 1178 old_mapped_len = typebuf_maplen(); 1179 1180 /* 1181 * If an operation is pending, handle it... 1182 */ 1183 do_pending_operator(&ca, old_col, FALSE); 1184 1185 /* 1186 * Wait for a moment when a message is displayed that will be overwritten 1187 * by the mode message. 1188 * In Visual mode and with "^O" in Insert mode, a short message will be 1189 * overwritten by the mode message. Wait a bit, until a key is hit. 1190 * In Visual mode, it's more important to keep the Visual area updated 1191 * than keeping a message (e.g. from a /pat search). 1192 * Only do this if the command was typed, not from a mapping. 1193 * Don't wait when emsg_silent is non-zero. 1194 * Also wait a bit after an error message, e.g. for "^O:". 1195 * Don't redraw the screen, it would remove the message. 1196 */ 1197 if ( ((p_smd 1198 && msg_silent == 0 1199 && (restart_edit != 0 1200 || (VIsual_active 1201 && old_pos.lnum == curwin->w_cursor.lnum 1202 && old_pos.col == curwin->w_cursor.col) 1203 ) 1204 && (clear_cmdline 1205 || redraw_cmdline) 1206 && (msg_didout || (msg_didany && msg_scroll)) 1207 && !msg_nowait 1208 && KeyTyped) 1209 || (restart_edit != 0 1210 && !VIsual_active 1211 && (msg_scroll 1212 || emsg_on_display))) 1213 && oap->regname == 0 1214 && !(ca.retval & CA_COMMAND_BUSY) 1215 && stuff_empty() 1216 && typebuf_typed() 1217 && emsg_silent == 0 1218 && !did_wait_return 1219 && oap->op_type == OP_NOP) 1220 { 1221 int save_State = State; 1222 1223 /* Draw the cursor with the right shape here */ 1224 if (restart_edit != 0) 1225 State = INSERT; 1226 1227 /* If need to redraw, and there is a "keep_msg", redraw before the 1228 * delay */ 1229 if (must_redraw && keep_msg != NULL && !emsg_on_display) 1230 { 1231 char_u *kmsg; 1232 1233 kmsg = keep_msg; 1234 keep_msg = NULL; 1235 /* showmode() will clear keep_msg, but we want to use it anyway */ 1236 update_screen(0); 1237 /* now reset it, otherwise it's put in the history again */ 1238 keep_msg = kmsg; 1239 msg_attr(kmsg, keep_msg_attr); 1240 vim_free(kmsg); 1241 } 1242 setcursor(); 1243 cursor_on(); 1244 out_flush(); 1245 if (msg_scroll || emsg_on_display) 1246 ui_delay(1000L, TRUE); /* wait at least one second */ 1247 ui_delay(3000L, FALSE); /* wait up to three seconds */ 1248 State = save_State; 1249 1250 msg_scroll = FALSE; 1251 emsg_on_display = FALSE; 1252 } 1253 1254 /* 1255 * Finish up after executing a Normal mode command. 1256 */ 1257 normal_end: 1258 1259 msg_nowait = FALSE; 1260 1261 /* Reset finish_op, in case it was set */ 1262 #ifdef CURSOR_SHAPE 1263 c = finish_op; 1264 #endif 1265 finish_op = FALSE; 1266 #ifdef CURSOR_SHAPE 1267 /* Redraw the cursor with another shape, if we were in Operator-pending 1268 * mode or did a replace command. */ 1269 if (c || ca.cmdchar == 'r') 1270 { 1271 ui_cursor_shape(); /* may show different cursor shape */ 1272 # ifdef FEAT_MOUSESHAPE 1273 update_mouseshape(-1); 1274 # endif 1275 } 1276 #endif 1277 1278 #ifdef FEAT_CMDL_INFO 1279 if (oap->op_type == OP_NOP && oap->regname == 0 1280 # ifdef FEAT_AUTOCMD 1281 && ca.cmdchar != K_CURSORHOLD 1282 # endif 1283 ) 1284 clear_showcmd(); 1285 #endif 1286 1287 checkpcmark(); /* check if we moved since setting pcmark */ 1288 vim_free(ca.searchbuf); 1289 1290 #ifdef FEAT_MBYTE 1291 if (has_mbyte) 1292 mb_adjust_cursor(); 1293 #endif 1294 1295 #ifdef FEAT_SCROLLBIND 1296 if (curwin->w_p_scb && toplevel) 1297 { 1298 validate_cursor(); /* may need to update w_leftcol */ 1299 do_check_scrollbind(TRUE); 1300 } 1301 #endif 1302 1303 #ifdef FEAT_CURSORBIND 1304 if (curwin->w_p_crb && toplevel) 1305 { 1306 validate_cursor(); /* may need to update w_leftcol */ 1307 do_check_cursorbind(); 1308 } 1309 #endif 1310 1311 /* 1312 * May restart edit(), if we got here with CTRL-O in Insert mode (but not 1313 * if still inside a mapping that started in Visual mode). 1314 * May switch from Visual to Select mode after CTRL-O command. 1315 */ 1316 if ( oap->op_type == OP_NOP 1317 && ((restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1318 || restart_VIsual_select == 1) 1319 && !(ca.retval & CA_COMMAND_BUSY) 1320 && stuff_empty() 1321 && oap->regname == 0) 1322 { 1323 if (restart_VIsual_select == 1) 1324 { 1325 VIsual_select = TRUE; 1326 showmode(); 1327 restart_VIsual_select = 0; 1328 } 1329 if (restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1330 (void)edit(restart_edit, FALSE, 1L); 1331 } 1332 1333 if (restart_VIsual_select == 2) 1334 restart_VIsual_select = 1; 1335 1336 /* Save count before an operator for next time. */ 1337 opcount = ca.opcount; 1338 } 1339 1340 #ifdef FEAT_EVAL 1341 /* 1342 * Set v:count and v:count1 according to "cap". 1343 * Set v:prevcount only when "set_prevcount" is TRUE. 1344 */ 1345 static void 1346 set_vcount_ca(cmdarg_T *cap, int *set_prevcount) 1347 { 1348 long count = cap->count0; 1349 1350 /* multiply with cap->opcount the same way as above */ 1351 if (cap->opcount != 0) 1352 count = cap->opcount * (count == 0 ? 1 : count); 1353 set_vcount(count, count == 0 ? 1 : count, *set_prevcount); 1354 *set_prevcount = FALSE; /* only set v:prevcount once */ 1355 } 1356 #endif 1357 1358 /* 1359 * Handle an operator after visual mode or when the movement is finished 1360 */ 1361 void 1362 do_pending_operator(cmdarg_T *cap, int old_col, int gui_yank) 1363 { 1364 oparg_T *oap = cap->oap; 1365 pos_T old_cursor; 1366 int empty_region_error; 1367 int restart_edit_save; 1368 #ifdef FEAT_LINEBREAK 1369 int lbr_saved = curwin->w_p_lbr; 1370 #endif 1371 1372 /* The visual area is remembered for redo */ 1373 static int redo_VIsual_mode = NUL; /* 'v', 'V', or Ctrl-V */ 1374 static linenr_T redo_VIsual_line_count; /* number of lines */ 1375 static colnr_T redo_VIsual_vcol; /* number of cols or end column */ 1376 static long redo_VIsual_count; /* count for Visual operator */ 1377 static int redo_VIsual_arg; /* extra argument */ 1378 #ifdef FEAT_VIRTUALEDIT 1379 int include_line_break = FALSE; 1380 #endif 1381 1382 #if defined(FEAT_CLIPBOARD) 1383 /* 1384 * Yank the visual area into the GUI selection register before we operate 1385 * on it and lose it forever. 1386 * Don't do it if a specific register was specified, so that ""x"*P works. 1387 * This could call do_pending_operator() recursively, but that's OK 1388 * because gui_yank will be TRUE for the nested call. 1389 */ 1390 if ((clip_star.available || clip_plus.available) 1391 && oap->op_type != OP_NOP 1392 && !gui_yank 1393 && VIsual_active 1394 && !redo_VIsual_busy 1395 && oap->regname == 0) 1396 clip_auto_select(); 1397 #endif 1398 old_cursor = curwin->w_cursor; 1399 1400 /* 1401 * If an operation is pending, handle it... 1402 */ 1403 if ((finish_op || VIsual_active) && oap->op_type != OP_NOP) 1404 { 1405 #ifdef FEAT_LINEBREAK 1406 /* Avoid a problem with unwanted linebreaks in block mode. */ 1407 if (curwin->w_p_lbr) 1408 curwin->w_valid &= ~VALID_VIRTCOL; 1409 curwin->w_p_lbr = FALSE; 1410 #endif 1411 oap->is_VIsual = VIsual_active; 1412 if (oap->motion_force == 'V') 1413 oap->motion_type = MLINE; 1414 else if (oap->motion_force == 'v') 1415 { 1416 /* If the motion was linewise, "inclusive" will not have been set. 1417 * Use "exclusive" to be consistent. Makes "dvj" work nice. */ 1418 if (oap->motion_type == MLINE) 1419 oap->inclusive = FALSE; 1420 /* If the motion already was characterwise, toggle "inclusive" */ 1421 else if (oap->motion_type == MCHAR) 1422 oap->inclusive = !oap->inclusive; 1423 oap->motion_type = MCHAR; 1424 } 1425 else if (oap->motion_force == Ctrl_V) 1426 { 1427 /* Change line- or characterwise motion into Visual block mode. */ 1428 VIsual_active = TRUE; 1429 VIsual = oap->start; 1430 VIsual_mode = Ctrl_V; 1431 VIsual_select = FALSE; 1432 VIsual_reselect = FALSE; 1433 } 1434 1435 /* Only redo yank when 'y' flag is in 'cpoptions'. */ 1436 /* Never redo "zf" (define fold). */ 1437 if ((vim_strchr(p_cpo, CPO_YANK) != NULL || oap->op_type != OP_YANK) 1438 && ((!VIsual_active || oap->motion_force) 1439 /* Also redo Operator-pending Visual mode mappings */ 1440 || (VIsual_active && cap->cmdchar == ':' 1441 && oap->op_type != OP_COLON)) 1442 && cap->cmdchar != 'D' 1443 #ifdef FEAT_FOLDING 1444 && oap->op_type != OP_FOLD 1445 && oap->op_type != OP_FOLDOPEN 1446 && oap->op_type != OP_FOLDOPENREC 1447 && oap->op_type != OP_FOLDCLOSE 1448 && oap->op_type != OP_FOLDCLOSEREC 1449 && oap->op_type != OP_FOLDDEL 1450 && oap->op_type != OP_FOLDDELREC 1451 #endif 1452 ) 1453 { 1454 prep_redo(oap->regname, cap->count0, 1455 get_op_char(oap->op_type), get_extra_op_char(oap->op_type), 1456 oap->motion_force, cap->cmdchar, cap->nchar); 1457 if (cap->cmdchar == '/' || cap->cmdchar == '?') /* was a search */ 1458 { 1459 /* 1460 * If 'cpoptions' does not contain 'r', insert the search 1461 * pattern to really repeat the same command. 1462 */ 1463 if (vim_strchr(p_cpo, CPO_REDO) == NULL) 1464 AppendToRedobuffLit(cap->searchbuf, -1); 1465 AppendToRedobuff(NL_STR); 1466 } 1467 else if (cap->cmdchar == ':') 1468 { 1469 /* do_cmdline() has stored the first typed line in 1470 * "repeat_cmdline". When several lines are typed repeating 1471 * won't be possible. */ 1472 if (repeat_cmdline == NULL) 1473 ResetRedobuff(); 1474 else 1475 { 1476 AppendToRedobuffLit(repeat_cmdline, -1); 1477 AppendToRedobuff(NL_STR); 1478 vim_free(repeat_cmdline); 1479 repeat_cmdline = NULL; 1480 } 1481 } 1482 } 1483 1484 if (redo_VIsual_busy) 1485 { 1486 /* Redo of an operation on a Visual area. Use the same size from 1487 * redo_VIsual_line_count and redo_VIsual_vcol. */ 1488 oap->start = curwin->w_cursor; 1489 curwin->w_cursor.lnum += redo_VIsual_line_count - 1; 1490 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 1491 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 1492 VIsual_mode = redo_VIsual_mode; 1493 if (redo_VIsual_vcol == MAXCOL || VIsual_mode == 'v') 1494 { 1495 if (VIsual_mode == 'v') 1496 { 1497 if (redo_VIsual_line_count <= 1) 1498 { 1499 validate_virtcol(); 1500 curwin->w_curswant = 1501 curwin->w_virtcol + redo_VIsual_vcol - 1; 1502 } 1503 else 1504 curwin->w_curswant = redo_VIsual_vcol; 1505 } 1506 else 1507 { 1508 curwin->w_curswant = MAXCOL; 1509 } 1510 coladvance(curwin->w_curswant); 1511 } 1512 cap->count0 = redo_VIsual_count; 1513 if (redo_VIsual_count != 0) 1514 cap->count1 = redo_VIsual_count; 1515 else 1516 cap->count1 = 1; 1517 } 1518 else if (VIsual_active) 1519 { 1520 if (!gui_yank) 1521 { 1522 /* Save the current VIsual area for '< and '> marks, and "gv" */ 1523 curbuf->b_visual.vi_start = VIsual; 1524 curbuf->b_visual.vi_end = curwin->w_cursor; 1525 curbuf->b_visual.vi_mode = VIsual_mode; 1526 if (VIsual_mode_orig != NUL) 1527 { 1528 curbuf->b_visual.vi_mode = VIsual_mode_orig; 1529 VIsual_mode_orig = NUL; 1530 } 1531 curbuf->b_visual.vi_curswant = curwin->w_curswant; 1532 # ifdef FEAT_EVAL 1533 curbuf->b_visual_mode_eval = VIsual_mode; 1534 # endif 1535 } 1536 1537 /* In Select mode, a linewise selection is operated upon like a 1538 * characterwise selection. 1539 * Special case: gH<Del> deletes the last line. */ 1540 if (VIsual_select && VIsual_mode == 'V' 1541 && cap->oap->op_type != OP_DELETE) 1542 { 1543 if (LT_POS(VIsual, curwin->w_cursor)) 1544 { 1545 VIsual.col = 0; 1546 curwin->w_cursor.col = 1547 (colnr_T)STRLEN(ml_get(curwin->w_cursor.lnum)); 1548 } 1549 else 1550 { 1551 curwin->w_cursor.col = 0; 1552 VIsual.col = (colnr_T)STRLEN(ml_get(VIsual.lnum)); 1553 } 1554 VIsual_mode = 'v'; 1555 } 1556 /* If 'selection' is "exclusive", backup one character for 1557 * charwise selections. */ 1558 else if (VIsual_mode == 'v') 1559 { 1560 # ifdef FEAT_VIRTUALEDIT 1561 include_line_break = 1562 # endif 1563 unadjust_for_sel(); 1564 } 1565 1566 oap->start = VIsual; 1567 if (VIsual_mode == 'V') 1568 oap->start.col = 0; 1569 } 1570 1571 /* 1572 * Set oap->start to the first position of the operated text, oap->end 1573 * to the end of the operated text. w_cursor is equal to oap->start. 1574 */ 1575 if (LT_POS(oap->start, curwin->w_cursor)) 1576 { 1577 #ifdef FEAT_FOLDING 1578 /* Include folded lines completely. */ 1579 if (!VIsual_active) 1580 { 1581 if (hasFolding(oap->start.lnum, &oap->start.lnum, NULL)) 1582 oap->start.col = 0; 1583 if (hasFolding(curwin->w_cursor.lnum, NULL, 1584 &curwin->w_cursor.lnum)) 1585 curwin->w_cursor.col = (colnr_T)STRLEN(ml_get_curline()); 1586 } 1587 #endif 1588 oap->end = curwin->w_cursor; 1589 curwin->w_cursor = oap->start; 1590 1591 /* w_virtcol may have been updated; if the cursor goes back to its 1592 * previous position w_virtcol becomes invalid and isn't updated 1593 * automatically. */ 1594 curwin->w_valid &= ~VALID_VIRTCOL; 1595 } 1596 else 1597 { 1598 #ifdef FEAT_FOLDING 1599 /* Include folded lines completely. */ 1600 if (!VIsual_active && oap->motion_type == MLINE) 1601 { 1602 if (hasFolding(curwin->w_cursor.lnum, &curwin->w_cursor.lnum, 1603 NULL)) 1604 curwin->w_cursor.col = 0; 1605 if (hasFolding(oap->start.lnum, NULL, &oap->start.lnum)) 1606 oap->start.col = (colnr_T)STRLEN(ml_get(oap->start.lnum)); 1607 } 1608 #endif 1609 oap->end = oap->start; 1610 oap->start = curwin->w_cursor; 1611 } 1612 1613 /* Just in case lines were deleted that make the position invalid. */ 1614 check_pos(curwin->w_buffer, &oap->end); 1615 oap->line_count = oap->end.lnum - oap->start.lnum + 1; 1616 1617 #ifdef FEAT_VIRTUALEDIT 1618 /* Set "virtual_op" before resetting VIsual_active. */ 1619 virtual_op = virtual_active(); 1620 #endif 1621 1622 if (VIsual_active || redo_VIsual_busy) 1623 { 1624 get_op_vcol(oap, redo_VIsual_vcol, TRUE); 1625 1626 if (!redo_VIsual_busy && !gui_yank) 1627 { 1628 /* 1629 * Prepare to reselect and redo Visual: this is based on the 1630 * size of the Visual text 1631 */ 1632 resel_VIsual_mode = VIsual_mode; 1633 if (curwin->w_curswant == MAXCOL) 1634 resel_VIsual_vcol = MAXCOL; 1635 else 1636 { 1637 if (VIsual_mode != Ctrl_V) 1638 getvvcol(curwin, &(oap->end), 1639 NULL, NULL, &oap->end_vcol); 1640 if (VIsual_mode == Ctrl_V || oap->line_count <= 1) 1641 { 1642 if (VIsual_mode != Ctrl_V) 1643 getvvcol(curwin, &(oap->start), 1644 &oap->start_vcol, NULL, NULL); 1645 resel_VIsual_vcol = oap->end_vcol - oap->start_vcol + 1; 1646 } 1647 else 1648 resel_VIsual_vcol = oap->end_vcol; 1649 } 1650 resel_VIsual_line_count = oap->line_count; 1651 } 1652 1653 /* can't redo yank (unless 'y' is in 'cpoptions') and ":" */ 1654 if ((vim_strchr(p_cpo, CPO_YANK) != NULL || oap->op_type != OP_YANK) 1655 && oap->op_type != OP_COLON 1656 #ifdef FEAT_FOLDING 1657 && oap->op_type != OP_FOLD 1658 && oap->op_type != OP_FOLDOPEN 1659 && oap->op_type != OP_FOLDOPENREC 1660 && oap->op_type != OP_FOLDCLOSE 1661 && oap->op_type != OP_FOLDCLOSEREC 1662 && oap->op_type != OP_FOLDDEL 1663 && oap->op_type != OP_FOLDDELREC 1664 #endif 1665 && oap->motion_force == NUL 1666 ) 1667 { 1668 /* Prepare for redoing. Only use the nchar field for "r", 1669 * otherwise it might be the second char of the operator. */ 1670 if (cap->cmdchar == 'g' && (cap->nchar == 'n' 1671 || cap->nchar == 'N')) 1672 prep_redo(oap->regname, cap->count0, 1673 get_op_char(oap->op_type), get_extra_op_char(oap->op_type), 1674 oap->motion_force, cap->cmdchar, cap->nchar); 1675 else if (cap->cmdchar != ':') 1676 prep_redo(oap->regname, 0L, NUL, 'v', 1677 get_op_char(oap->op_type), 1678 get_extra_op_char(oap->op_type), 1679 oap->op_type == OP_REPLACE 1680 ? cap->nchar : NUL); 1681 if (!redo_VIsual_busy) 1682 { 1683 redo_VIsual_mode = resel_VIsual_mode; 1684 redo_VIsual_vcol = resel_VIsual_vcol; 1685 redo_VIsual_line_count = resel_VIsual_line_count; 1686 redo_VIsual_count = cap->count0; 1687 redo_VIsual_arg = cap->arg; 1688 } 1689 } 1690 1691 /* 1692 * oap->inclusive defaults to TRUE. 1693 * If oap->end is on a NUL (empty line) oap->inclusive becomes 1694 * FALSE. This makes "d}P" and "v}dP" work the same. 1695 */ 1696 if (oap->motion_force == NUL || oap->motion_type == MLINE) 1697 oap->inclusive = TRUE; 1698 if (VIsual_mode == 'V') 1699 oap->motion_type = MLINE; 1700 else 1701 { 1702 oap->motion_type = MCHAR; 1703 if (VIsual_mode != Ctrl_V && *ml_get_pos(&(oap->end)) == NUL 1704 #ifdef FEAT_VIRTUALEDIT 1705 && (include_line_break || !virtual_op) 1706 #endif 1707 ) 1708 { 1709 oap->inclusive = FALSE; 1710 /* Try to include the newline, unless it's an operator 1711 * that works on lines only. */ 1712 if (*p_sel != 'o' 1713 && !op_on_lines(oap->op_type) 1714 && oap->end.lnum < curbuf->b_ml.ml_line_count) 1715 { 1716 ++oap->end.lnum; 1717 oap->end.col = 0; 1718 #ifdef FEAT_VIRTUALEDIT 1719 oap->end.coladd = 0; 1720 #endif 1721 ++oap->line_count; 1722 } 1723 } 1724 } 1725 1726 redo_VIsual_busy = FALSE; 1727 1728 /* 1729 * Switch Visual off now, so screen updating does 1730 * not show inverted text when the screen is redrawn. 1731 * With OP_YANK and sometimes with OP_COLON and OP_FILTER there is 1732 * no screen redraw, so it is done here to remove the inverted 1733 * part. 1734 */ 1735 if (!gui_yank) 1736 { 1737 VIsual_active = FALSE; 1738 #ifdef FEAT_MOUSE 1739 setmouse(); 1740 mouse_dragging = 0; 1741 #endif 1742 may_clear_cmdline(); 1743 if ((oap->op_type == OP_YANK 1744 || oap->op_type == OP_COLON 1745 || oap->op_type == OP_FUNCTION 1746 || oap->op_type == OP_FILTER) 1747 && oap->motion_force == NUL) 1748 { 1749 #ifdef FEAT_LINEBREAK 1750 /* make sure redrawing is correct */ 1751 curwin->w_p_lbr = lbr_saved; 1752 #endif 1753 redraw_curbuf_later(INVERTED); 1754 } 1755 } 1756 } 1757 1758 #ifdef FEAT_MBYTE 1759 /* Include the trailing byte of a multi-byte char. */ 1760 if (has_mbyte && oap->inclusive) 1761 { 1762 int l; 1763 1764 l = (*mb_ptr2len)(ml_get_pos(&oap->end)); 1765 if (l > 1) 1766 oap->end.col += l - 1; 1767 } 1768 #endif 1769 curwin->w_set_curswant = TRUE; 1770 1771 /* 1772 * oap->empty is set when start and end are the same. The inclusive 1773 * flag affects this too, unless yanking and the end is on a NUL. 1774 */ 1775 oap->empty = (oap->motion_type == MCHAR 1776 && (!oap->inclusive 1777 || (oap->op_type == OP_YANK 1778 && gchar_pos(&oap->end) == NUL)) 1779 && EQUAL_POS(oap->start, oap->end) 1780 #ifdef FEAT_VIRTUALEDIT 1781 && !(virtual_op && oap->start.coladd != oap->end.coladd) 1782 #endif 1783 ); 1784 /* 1785 * For delete, change and yank, it's an error to operate on an 1786 * empty region, when 'E' included in 'cpoptions' (Vi compatible). 1787 */ 1788 empty_region_error = (oap->empty 1789 && vim_strchr(p_cpo, CPO_EMPTYREGION) != NULL); 1790 1791 /* Force a redraw when operating on an empty Visual region, when 1792 * 'modifiable is off or creating a fold. */ 1793 if (oap->is_VIsual && (oap->empty || !curbuf->b_p_ma 1794 #ifdef FEAT_FOLDING 1795 || oap->op_type == OP_FOLD 1796 #endif 1797 )) 1798 { 1799 #ifdef FEAT_LINEBREAK 1800 curwin->w_p_lbr = lbr_saved; 1801 #endif 1802 redraw_curbuf_later(INVERTED); 1803 } 1804 1805 /* 1806 * If the end of an operator is in column one while oap->motion_type 1807 * is MCHAR and oap->inclusive is FALSE, we put op_end after the last 1808 * character in the previous line. If op_start is on or before the 1809 * first non-blank in the line, the operator becomes linewise 1810 * (strange, but that's the way vi does it). 1811 */ 1812 if ( oap->motion_type == MCHAR 1813 && oap->inclusive == FALSE 1814 && !(cap->retval & CA_NO_ADJ_OP_END) 1815 && oap->end.col == 0 1816 && (!oap->is_VIsual || *p_sel == 'o') 1817 && !oap->block_mode 1818 && oap->line_count > 1) 1819 { 1820 oap->end_adjusted = TRUE; /* remember that we did this */ 1821 --oap->line_count; 1822 --oap->end.lnum; 1823 if (inindent(0)) 1824 oap->motion_type = MLINE; 1825 else 1826 { 1827 oap->end.col = (colnr_T)STRLEN(ml_get(oap->end.lnum)); 1828 if (oap->end.col) 1829 { 1830 --oap->end.col; 1831 oap->inclusive = TRUE; 1832 } 1833 } 1834 } 1835 else 1836 oap->end_adjusted = FALSE; 1837 1838 switch (oap->op_type) 1839 { 1840 case OP_LSHIFT: 1841 case OP_RSHIFT: 1842 op_shift(oap, TRUE, oap->is_VIsual ? (int)cap->count1 : 1); 1843 auto_format(FALSE, TRUE); 1844 break; 1845 1846 case OP_JOIN_NS: 1847 case OP_JOIN: 1848 if (oap->line_count < 2) 1849 oap->line_count = 2; 1850 if (curwin->w_cursor.lnum + oap->line_count - 1 > 1851 curbuf->b_ml.ml_line_count) 1852 beep_flush(); 1853 else 1854 { 1855 (void)do_join(oap->line_count, oap->op_type == OP_JOIN, 1856 TRUE, TRUE, TRUE); 1857 auto_format(FALSE, TRUE); 1858 } 1859 break; 1860 1861 case OP_DELETE: 1862 VIsual_reselect = FALSE; /* don't reselect now */ 1863 if (empty_region_error) 1864 { 1865 vim_beep(BO_OPER); 1866 CancelRedo(); 1867 } 1868 else 1869 { 1870 (void)op_delete(oap); 1871 if (oap->motion_type == MLINE && has_format_option(FO_AUTO)) 1872 u_save_cursor(); /* cursor line wasn't saved yet */ 1873 auto_format(FALSE, TRUE); 1874 } 1875 break; 1876 1877 case OP_YANK: 1878 if (empty_region_error) 1879 { 1880 if (!gui_yank) 1881 { 1882 vim_beep(BO_OPER); 1883 CancelRedo(); 1884 } 1885 } 1886 else 1887 { 1888 #ifdef FEAT_LINEBREAK 1889 curwin->w_p_lbr = lbr_saved; 1890 #endif 1891 (void)op_yank(oap, FALSE, !gui_yank); 1892 } 1893 check_cursor_col(); 1894 break; 1895 1896 case OP_CHANGE: 1897 VIsual_reselect = FALSE; /* don't reselect now */ 1898 if (empty_region_error) 1899 { 1900 vim_beep(BO_OPER); 1901 CancelRedo(); 1902 } 1903 else 1904 { 1905 /* This is a new edit command, not a restart. Need to 1906 * remember it to make 'insertmode' work with mappings for 1907 * Visual mode. But do this only once and not when typed and 1908 * 'insertmode' isn't set. */ 1909 if (p_im || !KeyTyped) 1910 restart_edit_save = restart_edit; 1911 else 1912 restart_edit_save = 0; 1913 restart_edit = 0; 1914 #ifdef FEAT_LINEBREAK 1915 /* Restore linebreak, so that when the user edits it looks as 1916 * before. */ 1917 if (curwin->w_p_lbr != lbr_saved) 1918 { 1919 curwin->w_p_lbr = lbr_saved; 1920 get_op_vcol(oap, redo_VIsual_mode, FALSE); 1921 } 1922 #endif 1923 /* Reset finish_op now, don't want it set inside edit(). */ 1924 finish_op = FALSE; 1925 if (op_change(oap)) /* will call edit() */ 1926 cap->retval |= CA_COMMAND_BUSY; 1927 if (restart_edit == 0) 1928 restart_edit = restart_edit_save; 1929 } 1930 break; 1931 1932 case OP_FILTER: 1933 if (vim_strchr(p_cpo, CPO_FILTER) != NULL) 1934 AppendToRedobuff((char_u *)"!\r"); /* use any last used !cmd */ 1935 else 1936 bangredo = TRUE; /* do_bang() will put cmd in redo buffer */ 1937 1938 case OP_INDENT: 1939 case OP_COLON: 1940 1941 #if defined(FEAT_LISP) || defined(FEAT_CINDENT) 1942 /* 1943 * If 'equalprg' is empty, do the indenting internally. 1944 */ 1945 if (oap->op_type == OP_INDENT && *get_equalprg() == NUL) 1946 { 1947 # ifdef FEAT_LISP 1948 if (curbuf->b_p_lisp) 1949 { 1950 op_reindent(oap, get_lisp_indent); 1951 break; 1952 } 1953 # endif 1954 # ifdef FEAT_CINDENT 1955 op_reindent(oap, 1956 # ifdef FEAT_EVAL 1957 *curbuf->b_p_inde != NUL ? get_expr_indent : 1958 # endif 1959 get_c_indent); 1960 break; 1961 # endif 1962 } 1963 #endif 1964 1965 op_colon(oap); 1966 break; 1967 1968 case OP_TILDE: 1969 case OP_UPPER: 1970 case OP_LOWER: 1971 case OP_ROT13: 1972 if (empty_region_error) 1973 { 1974 vim_beep(BO_OPER); 1975 CancelRedo(); 1976 } 1977 else 1978 op_tilde(oap); 1979 check_cursor_col(); 1980 break; 1981 1982 case OP_FORMAT: 1983 #if defined(FEAT_EVAL) 1984 if (*curbuf->b_p_fex != NUL) 1985 op_formatexpr(oap); /* use expression */ 1986 else 1987 #endif 1988 if (*p_fp != NUL || *curbuf->b_p_fp != NUL) 1989 op_colon(oap); /* use external command */ 1990 else 1991 op_format(oap, FALSE); /* use internal function */ 1992 break; 1993 1994 case OP_FORMAT2: 1995 op_format(oap, TRUE); /* use internal function */ 1996 break; 1997 1998 case OP_FUNCTION: 1999 #ifdef FEAT_LINEBREAK 2000 /* Restore linebreak, so that when the user edits it looks as 2001 * before. */ 2002 curwin->w_p_lbr = lbr_saved; 2003 #endif 2004 op_function(oap); /* call 'operatorfunc' */ 2005 break; 2006 2007 case OP_INSERT: 2008 case OP_APPEND: 2009 VIsual_reselect = FALSE; /* don't reselect now */ 2010 #ifdef FEAT_VISUALEXTRA 2011 if (empty_region_error) 2012 { 2013 vim_beep(BO_OPER); 2014 CancelRedo(); 2015 } 2016 else 2017 { 2018 /* This is a new edit command, not a restart. Need to 2019 * remember it to make 'insertmode' work with mappings for 2020 * Visual mode. But do this only once. */ 2021 restart_edit_save = restart_edit; 2022 restart_edit = 0; 2023 #ifdef FEAT_LINEBREAK 2024 /* Restore linebreak, so that when the user edits it looks as 2025 * before. */ 2026 if (curwin->w_p_lbr != lbr_saved) 2027 { 2028 curwin->w_p_lbr = lbr_saved; 2029 get_op_vcol(oap, redo_VIsual_mode, FALSE); 2030 } 2031 #endif 2032 op_insert(oap, cap->count1); 2033 #ifdef FEAT_LINEBREAK 2034 /* Reset linebreak, so that formatting works correctly. */ 2035 curwin->w_p_lbr = FALSE; 2036 #endif 2037 2038 /* TODO: when inserting in several lines, should format all 2039 * the lines. */ 2040 auto_format(FALSE, TRUE); 2041 2042 if (restart_edit == 0) 2043 restart_edit = restart_edit_save; 2044 else 2045 cap->retval |= CA_COMMAND_BUSY; 2046 } 2047 #else 2048 vim_beep(BO_OPER); 2049 #endif 2050 break; 2051 2052 case OP_REPLACE: 2053 VIsual_reselect = FALSE; /* don't reselect now */ 2054 #ifdef FEAT_VISUALEXTRA 2055 if (empty_region_error) 2056 #endif 2057 { 2058 vim_beep(BO_OPER); 2059 CancelRedo(); 2060 } 2061 #ifdef FEAT_VISUALEXTRA 2062 else 2063 { 2064 # ifdef FEAT_LINEBREAK 2065 /* Restore linebreak, so that when the user edits it looks as 2066 * before. */ 2067 if (curwin->w_p_lbr != lbr_saved) 2068 { 2069 curwin->w_p_lbr = lbr_saved; 2070 get_op_vcol(oap, redo_VIsual_mode, FALSE); 2071 } 2072 # endif 2073 op_replace(oap, cap->nchar); 2074 } 2075 #endif 2076 break; 2077 2078 #ifdef FEAT_FOLDING 2079 case OP_FOLD: 2080 VIsual_reselect = FALSE; /* don't reselect now */ 2081 foldCreate(oap->start.lnum, oap->end.lnum); 2082 break; 2083 2084 case OP_FOLDOPEN: 2085 case OP_FOLDOPENREC: 2086 case OP_FOLDCLOSE: 2087 case OP_FOLDCLOSEREC: 2088 VIsual_reselect = FALSE; /* don't reselect now */ 2089 opFoldRange(oap->start.lnum, oap->end.lnum, 2090 oap->op_type == OP_FOLDOPEN 2091 || oap->op_type == OP_FOLDOPENREC, 2092 oap->op_type == OP_FOLDOPENREC 2093 || oap->op_type == OP_FOLDCLOSEREC, 2094 oap->is_VIsual); 2095 break; 2096 2097 case OP_FOLDDEL: 2098 case OP_FOLDDELREC: 2099 VIsual_reselect = FALSE; /* don't reselect now */ 2100 deleteFold(oap->start.lnum, oap->end.lnum, 2101 oap->op_type == OP_FOLDDELREC, oap->is_VIsual); 2102 break; 2103 #endif 2104 case OP_NR_ADD: 2105 case OP_NR_SUB: 2106 if (empty_region_error) 2107 { 2108 vim_beep(BO_OPER); 2109 CancelRedo(); 2110 } 2111 else 2112 { 2113 VIsual_active = TRUE; 2114 #ifdef FEAT_LINEBREAK 2115 curwin->w_p_lbr = lbr_saved; 2116 #endif 2117 op_addsub(oap, cap->count1, redo_VIsual_arg); 2118 VIsual_active = FALSE; 2119 } 2120 check_cursor_col(); 2121 break; 2122 default: 2123 clearopbeep(oap); 2124 } 2125 #ifdef FEAT_VIRTUALEDIT 2126 virtual_op = MAYBE; 2127 #endif 2128 if (!gui_yank) 2129 { 2130 /* 2131 * if 'sol' not set, go back to old column for some commands 2132 */ 2133 if (!p_sol && oap->motion_type == MLINE && !oap->end_adjusted 2134 && (oap->op_type == OP_LSHIFT || oap->op_type == OP_RSHIFT 2135 || oap->op_type == OP_DELETE)) 2136 { 2137 #ifdef FEAT_LINEBREAK 2138 curwin->w_p_lbr = FALSE; 2139 #endif 2140 coladvance(curwin->w_curswant = old_col); 2141 } 2142 } 2143 else 2144 { 2145 curwin->w_cursor = old_cursor; 2146 } 2147 oap->block_mode = FALSE; 2148 clearop(oap); 2149 } 2150 #ifdef FEAT_LINEBREAK 2151 curwin->w_p_lbr = lbr_saved; 2152 #endif 2153 } 2154 2155 /* 2156 * Handle indent and format operators and visual mode ":". 2157 */ 2158 static void 2159 op_colon(oparg_T *oap) 2160 { 2161 stuffcharReadbuff(':'); 2162 if (oap->is_VIsual) 2163 stuffReadbuff((char_u *)"'<,'>"); 2164 else 2165 { 2166 /* 2167 * Make the range look nice, so it can be repeated. 2168 */ 2169 if (oap->start.lnum == curwin->w_cursor.lnum) 2170 stuffcharReadbuff('.'); 2171 else 2172 stuffnumReadbuff((long)oap->start.lnum); 2173 if (oap->end.lnum != oap->start.lnum) 2174 { 2175 stuffcharReadbuff(','); 2176 if (oap->end.lnum == curwin->w_cursor.lnum) 2177 stuffcharReadbuff('.'); 2178 else if (oap->end.lnum == curbuf->b_ml.ml_line_count) 2179 stuffcharReadbuff('$'); 2180 else if (oap->start.lnum == curwin->w_cursor.lnum) 2181 { 2182 stuffReadbuff((char_u *)".+"); 2183 stuffnumReadbuff((long)oap->line_count - 1); 2184 } 2185 else 2186 stuffnumReadbuff((long)oap->end.lnum); 2187 } 2188 } 2189 if (oap->op_type != OP_COLON) 2190 stuffReadbuff((char_u *)"!"); 2191 if (oap->op_type == OP_INDENT) 2192 { 2193 #ifndef FEAT_CINDENT 2194 if (*get_equalprg() == NUL) 2195 stuffReadbuff((char_u *)"indent"); 2196 else 2197 #endif 2198 stuffReadbuff(get_equalprg()); 2199 stuffReadbuff((char_u *)"\n"); 2200 } 2201 else if (oap->op_type == OP_FORMAT) 2202 { 2203 if (*curbuf->b_p_fp != NUL) 2204 stuffReadbuff(curbuf->b_p_fp); 2205 else if (*p_fp != NUL) 2206 stuffReadbuff(p_fp); 2207 else 2208 stuffReadbuff((char_u *)"fmt"); 2209 stuffReadbuff((char_u *)"\n']"); 2210 } 2211 2212 /* 2213 * do_cmdline() does the rest 2214 */ 2215 } 2216 2217 /* 2218 * Handle the "g@" operator: call 'operatorfunc'. 2219 */ 2220 static void 2221 op_function(oparg_T *oap UNUSED) 2222 { 2223 #ifdef FEAT_EVAL 2224 char_u *(argv[1]); 2225 # ifdef FEAT_VIRTUALEDIT 2226 int save_virtual_op = virtual_op; 2227 # endif 2228 2229 if (*p_opfunc == NUL) 2230 EMSG(_("E774: 'operatorfunc' is empty")); 2231 else 2232 { 2233 /* Set '[ and '] marks to text to be operated on. */ 2234 curbuf->b_op_start = oap->start; 2235 curbuf->b_op_end = oap->end; 2236 if (oap->motion_type != MLINE && !oap->inclusive) 2237 /* Exclude the end position. */ 2238 decl(&curbuf->b_op_end); 2239 2240 if (oap->block_mode) 2241 argv[0] = (char_u *)"block"; 2242 else if (oap->motion_type == MLINE) 2243 argv[0] = (char_u *)"line"; 2244 else 2245 argv[0] = (char_u *)"char"; 2246 2247 # ifdef FEAT_VIRTUALEDIT 2248 /* Reset virtual_op so that 'virtualedit' can be changed in the 2249 * function. */ 2250 virtual_op = MAYBE; 2251 # endif 2252 2253 (void)call_func_retnr(p_opfunc, 1, argv, FALSE); 2254 2255 # ifdef FEAT_VIRTUALEDIT 2256 virtual_op = save_virtual_op; 2257 # endif 2258 } 2259 #else 2260 EMSG(_("E775: Eval feature not available")); 2261 #endif 2262 } 2263 2264 #if defined(FEAT_MOUSE) || defined(PROTO) 2265 /* 2266 * Do the appropriate action for the current mouse click in the current mode. 2267 * Not used for Command-line mode. 2268 * 2269 * Normal Mode: 2270 * event modi- position visual change action 2271 * fier cursor window 2272 * left press - yes end yes 2273 * left press C yes end yes "^]" (2) 2274 * left press S yes end yes "*" (2) 2275 * left drag - yes start if moved no 2276 * left relse - yes start if moved no 2277 * middle press - yes if not active no put register 2278 * middle press - yes if active no yank and put 2279 * right press - yes start or extend yes 2280 * right press S yes no change yes "#" (2) 2281 * right drag - yes extend no 2282 * right relse - yes extend no 2283 * 2284 * Insert or Replace Mode: 2285 * event modi- position visual change action 2286 * fier cursor window 2287 * left press - yes (cannot be active) yes 2288 * left press C yes (cannot be active) yes "CTRL-O^]" (2) 2289 * left press S yes (cannot be active) yes "CTRL-O*" (2) 2290 * left drag - yes start or extend (1) no CTRL-O (1) 2291 * left relse - yes start or extend (1) no CTRL-O (1) 2292 * middle press - no (cannot be active) no put register 2293 * right press - yes start or extend yes CTRL-O 2294 * right press S yes (cannot be active) yes "CTRL-O#" (2) 2295 * 2296 * (1) only if mouse pointer moved since press 2297 * (2) only if click is in same buffer 2298 * 2299 * Return TRUE if start_arrow() should be called for edit mode. 2300 */ 2301 int 2302 do_mouse( 2303 oparg_T *oap, /* operator argument, can be NULL */ 2304 int c, /* K_LEFTMOUSE, etc */ 2305 int dir, /* Direction to 'put' if necessary */ 2306 long count, 2307 int fixindent) /* PUT_FIXINDENT if fixing indent necessary */ 2308 { 2309 static int do_always = FALSE; /* ignore 'mouse' setting next time */ 2310 static int got_click = FALSE; /* got a click some time back */ 2311 2312 int which_button; /* MOUSE_LEFT, _MIDDLE or _RIGHT */ 2313 int is_click; /* If FALSE it's a drag or release event */ 2314 int is_drag; /* If TRUE it's a drag event */ 2315 int jump_flags = 0; /* flags for jump_to_mouse() */ 2316 pos_T start_visual; 2317 int moved; /* Has cursor moved? */ 2318 int in_status_line; /* mouse in status line */ 2319 #ifdef FEAT_WINDOWS 2320 static int in_tab_line = FALSE; /* mouse clicked in tab line */ 2321 int in_sep_line; /* mouse in vertical separator line */ 2322 #endif 2323 int c1, c2; 2324 #if defined(FEAT_FOLDING) 2325 pos_T save_cursor; 2326 #endif 2327 win_T *old_curwin = curwin; 2328 static pos_T orig_cursor; 2329 colnr_T leftcol, rightcol; 2330 pos_T end_visual; 2331 int diff; 2332 int old_active = VIsual_active; 2333 int old_mode = VIsual_mode; 2334 int regname; 2335 2336 #if defined(FEAT_FOLDING) 2337 save_cursor = curwin->w_cursor; 2338 #endif 2339 2340 /* 2341 * When GUI is active, always recognize mouse events, otherwise: 2342 * - Ignore mouse event in normal mode if 'mouse' doesn't include 'n'. 2343 * - Ignore mouse event in visual mode if 'mouse' doesn't include 'v'. 2344 * - For command line and insert mode 'mouse' is checked before calling 2345 * do_mouse(). 2346 */ 2347 if (do_always) 2348 do_always = FALSE; 2349 else 2350 #ifdef FEAT_GUI 2351 if (!gui.in_use) 2352 #endif 2353 { 2354 if (VIsual_active) 2355 { 2356 if (!mouse_has(MOUSE_VISUAL)) 2357 return FALSE; 2358 } 2359 else if (State == NORMAL && !mouse_has(MOUSE_NORMAL)) 2360 return FALSE; 2361 } 2362 2363 for (;;) 2364 { 2365 which_button = get_mouse_button(KEY2TERMCAP1(c), &is_click, &is_drag); 2366 if (is_drag) 2367 { 2368 /* If the next character is the same mouse event then use that 2369 * one. Speeds up dragging the status line. */ 2370 if (vpeekc() != NUL) 2371 { 2372 int nc; 2373 int save_mouse_row = mouse_row; 2374 int save_mouse_col = mouse_col; 2375 2376 /* Need to get the character, peeking doesn't get the actual 2377 * one. */ 2378 nc = safe_vgetc(); 2379 if (c == nc) 2380 continue; 2381 vungetc(nc); 2382 mouse_row = save_mouse_row; 2383 mouse_col = save_mouse_col; 2384 } 2385 } 2386 break; 2387 } 2388 2389 #ifdef FEAT_MOUSESHAPE 2390 /* May have stopped dragging the status or separator line. The pointer is 2391 * most likely still on the status or separator line. */ 2392 if (!is_drag && drag_status_line) 2393 { 2394 drag_status_line = FALSE; 2395 update_mouseshape(SHAPE_IDX_STATUS); 2396 } 2397 if (!is_drag && drag_sep_line) 2398 { 2399 drag_sep_line = FALSE; 2400 update_mouseshape(SHAPE_IDX_VSEP); 2401 } 2402 #endif 2403 2404 /* 2405 * Ignore drag and release events if we didn't get a click. 2406 */ 2407 if (is_click) 2408 got_click = TRUE; 2409 else 2410 { 2411 if (!got_click) /* didn't get click, ignore */ 2412 return FALSE; 2413 if (!is_drag) /* release, reset got_click */ 2414 { 2415 got_click = FALSE; 2416 #ifdef FEAT_WINDOWS 2417 if (in_tab_line) 2418 { 2419 in_tab_line = FALSE; 2420 return FALSE; 2421 } 2422 #endif 2423 } 2424 } 2425 2426 /* 2427 * CTRL right mouse button does CTRL-T 2428 */ 2429 if (is_click && (mod_mask & MOD_MASK_CTRL) && which_button == MOUSE_RIGHT) 2430 { 2431 if (State & INSERT) 2432 stuffcharReadbuff(Ctrl_O); 2433 if (count > 1) 2434 stuffnumReadbuff(count); 2435 stuffcharReadbuff(Ctrl_T); 2436 got_click = FALSE; /* ignore drag&release now */ 2437 return FALSE; 2438 } 2439 2440 /* 2441 * CTRL only works with left mouse button 2442 */ 2443 if ((mod_mask & MOD_MASK_CTRL) && which_button != MOUSE_LEFT) 2444 return FALSE; 2445 2446 /* 2447 * When a modifier is down, ignore drag and release events, as well as 2448 * multiple clicks and the middle mouse button. 2449 * Accept shift-leftmouse drags when 'mousemodel' is "popup.*". 2450 */ 2451 if ((mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL | MOD_MASK_ALT 2452 | MOD_MASK_META)) 2453 && (!is_click 2454 || (mod_mask & MOD_MASK_MULTI_CLICK) 2455 || which_button == MOUSE_MIDDLE) 2456 && !((mod_mask & (MOD_MASK_SHIFT|MOD_MASK_ALT)) 2457 && mouse_model_popup() 2458 && which_button == MOUSE_LEFT) 2459 && !((mod_mask & MOD_MASK_ALT) 2460 && !mouse_model_popup() 2461 && which_button == MOUSE_RIGHT) 2462 ) 2463 return FALSE; 2464 2465 /* 2466 * If the button press was used as the movement command for an operator 2467 * (eg "d<MOUSE>"), or it is the middle button that is held down, ignore 2468 * drag/release events. 2469 */ 2470 if (!is_click && which_button == MOUSE_MIDDLE) 2471 return FALSE; 2472 2473 if (oap != NULL) 2474 regname = oap->regname; 2475 else 2476 regname = 0; 2477 2478 /* 2479 * Middle mouse button does a 'put' of the selected text 2480 */ 2481 if (which_button == MOUSE_MIDDLE) 2482 { 2483 if (State == NORMAL) 2484 { 2485 /* 2486 * If an operator was pending, we don't know what the user wanted 2487 * to do. Go back to normal mode: Clear the operator and beep(). 2488 */ 2489 if (oap != NULL && oap->op_type != OP_NOP) 2490 { 2491 clearopbeep(oap); 2492 return FALSE; 2493 } 2494 2495 /* 2496 * If visual was active, yank the highlighted text and put it 2497 * before the mouse pointer position. 2498 * In Select mode replace the highlighted text with the clipboard. 2499 */ 2500 if (VIsual_active) 2501 { 2502 if (VIsual_select) 2503 { 2504 stuffcharReadbuff(Ctrl_G); 2505 stuffReadbuff((char_u *)"\"+p"); 2506 } 2507 else 2508 { 2509 stuffcharReadbuff('y'); 2510 stuffcharReadbuff(K_MIDDLEMOUSE); 2511 } 2512 do_always = TRUE; /* ignore 'mouse' setting next time */ 2513 return FALSE; 2514 } 2515 /* 2516 * The rest is below jump_to_mouse() 2517 */ 2518 } 2519 2520 else if ((State & INSERT) == 0) 2521 return FALSE; 2522 2523 /* 2524 * Middle click in insert mode doesn't move the mouse, just insert the 2525 * contents of a register. '.' register is special, can't insert that 2526 * with do_put(). 2527 * Also paste at the cursor if the current mode isn't in 'mouse' (only 2528 * happens for the GUI). 2529 */ 2530 if ((State & INSERT) || !mouse_has(MOUSE_NORMAL)) 2531 { 2532 if (regname == '.') 2533 insert_reg(regname, TRUE); 2534 else 2535 { 2536 #ifdef FEAT_CLIPBOARD 2537 if (clip_star.available && regname == 0) 2538 regname = '*'; 2539 #endif 2540 if ((State & REPLACE_FLAG) && !yank_register_mline(regname)) 2541 insert_reg(regname, TRUE); 2542 else 2543 { 2544 do_put(regname, BACKWARD, 1L, fixindent | PUT_CURSEND); 2545 2546 /* Repeat it with CTRL-R CTRL-O r or CTRL-R CTRL-P r */ 2547 AppendCharToRedobuff(Ctrl_R); 2548 AppendCharToRedobuff(fixindent ? Ctrl_P : Ctrl_O); 2549 AppendCharToRedobuff(regname == 0 ? '"' : regname); 2550 } 2551 } 2552 return FALSE; 2553 } 2554 } 2555 2556 /* When dragging or button-up stay in the same window. */ 2557 if (!is_click) 2558 jump_flags |= MOUSE_FOCUS | MOUSE_DID_MOVE; 2559 2560 start_visual.lnum = 0; 2561 2562 #ifdef FEAT_WINDOWS 2563 /* Check for clicking in the tab page line. */ 2564 if (mouse_row == 0 && firstwin->w_winrow > 0) 2565 { 2566 if (is_drag) 2567 { 2568 if (in_tab_line) 2569 { 2570 c1 = TabPageIdxs[mouse_col]; 2571 tabpage_move(c1 <= 0 ? 9999 : c1 < tabpage_index(curtab) 2572 ? c1 - 1 : c1); 2573 } 2574 return FALSE; 2575 } 2576 2577 /* click in a tab selects that tab page */ 2578 if (is_click 2579 # ifdef FEAT_CMDWIN 2580 && cmdwin_type == 0 2581 # endif 2582 && mouse_col < Columns) 2583 { 2584 in_tab_line = TRUE; 2585 c1 = TabPageIdxs[mouse_col]; 2586 if (c1 >= 0) 2587 { 2588 if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK) 2589 { 2590 /* double click opens new page */ 2591 end_visual_mode(); 2592 tabpage_new(); 2593 tabpage_move(c1 == 0 ? 9999 : c1 - 1); 2594 } 2595 else 2596 { 2597 /* Go to specified tab page, or next one if not clicking 2598 * on a label. */ 2599 goto_tabpage(c1); 2600 2601 /* It's like clicking on the status line of a window. */ 2602 if (curwin != old_curwin) 2603 end_visual_mode(); 2604 } 2605 } 2606 else if (c1 < 0) 2607 { 2608 tabpage_T *tp; 2609 2610 /* Close the current or specified tab page. */ 2611 if (c1 == -999) 2612 tp = curtab; 2613 else 2614 tp = find_tabpage(-c1); 2615 if (tp == curtab) 2616 { 2617 if (first_tabpage->tp_next != NULL) 2618 tabpage_close(FALSE); 2619 } 2620 else if (tp != NULL) 2621 tabpage_close_other(tp, FALSE); 2622 } 2623 } 2624 return TRUE; 2625 } 2626 else if (is_drag && in_tab_line) 2627 { 2628 c1 = TabPageIdxs[mouse_col]; 2629 tabpage_move(c1 <= 0 ? 9999 : c1 - 1); 2630 return FALSE; 2631 } 2632 2633 #endif 2634 2635 /* 2636 * When 'mousemodel' is "popup" or "popup_setpos", translate mouse events: 2637 * right button up -> pop-up menu 2638 * shift-left button -> right button 2639 * alt-left button -> alt-right button 2640 */ 2641 if (mouse_model_popup()) 2642 { 2643 if (which_button == MOUSE_RIGHT 2644 && !(mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))) 2645 { 2646 /* 2647 * NOTE: Ignore right button down and drag mouse events. 2648 * Windows only shows the popup menu on the button up event. 2649 */ 2650 #if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) \ 2651 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC) 2652 if (!is_click) 2653 return FALSE; 2654 #endif 2655 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN) 2656 if (is_click || is_drag) 2657 return FALSE; 2658 #endif 2659 #if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) \ 2660 || defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN) \ 2661 || defined(FEAT_GUI_MAC) || defined(FEAT_GUI_PHOTON) 2662 if (gui.in_use) 2663 { 2664 jump_flags = 0; 2665 if (STRCMP(p_mousem, "popup_setpos") == 0) 2666 { 2667 /* First set the cursor position before showing the popup 2668 * menu. */ 2669 if (VIsual_active) 2670 { 2671 pos_T m_pos; 2672 2673 /* 2674 * set MOUSE_MAY_STOP_VIS if we are outside the 2675 * selection or the current window (might have false 2676 * negative here) 2677 */ 2678 if (mouse_row < W_WINROW(curwin) 2679 || mouse_row 2680 > (W_WINROW(curwin) + curwin->w_height)) 2681 jump_flags = MOUSE_MAY_STOP_VIS; 2682 else if (get_fpos_of_mouse(&m_pos) != IN_BUFFER) 2683 jump_flags = MOUSE_MAY_STOP_VIS; 2684 else 2685 { 2686 if ((LT_POS(curwin->w_cursor, VIsual) 2687 && (LT_POS(m_pos, curwin->w_cursor) 2688 || LT_POS(VIsual, m_pos))) 2689 || (LT_POS(VIsual, curwin->w_cursor) 2690 && (LT_POS(m_pos, VIsual) 2691 || LT_POS(curwin->w_cursor, m_pos)))) 2692 { 2693 jump_flags = MOUSE_MAY_STOP_VIS; 2694 } 2695 else if (VIsual_mode == Ctrl_V) 2696 { 2697 getvcols(curwin, &curwin->w_cursor, &VIsual, 2698 &leftcol, &rightcol); 2699 getvcol(curwin, &m_pos, NULL, &m_pos.col, NULL); 2700 if (m_pos.col < leftcol || m_pos.col > rightcol) 2701 jump_flags = MOUSE_MAY_STOP_VIS; 2702 } 2703 } 2704 } 2705 else 2706 jump_flags = MOUSE_MAY_STOP_VIS; 2707 } 2708 if (jump_flags) 2709 { 2710 jump_flags = jump_to_mouse(jump_flags, NULL, which_button); 2711 update_curbuf(VIsual_active ? INVERTED : VALID); 2712 setcursor(); 2713 out_flush(); /* Update before showing popup menu */ 2714 } 2715 # ifdef FEAT_MENU 2716 gui_show_popupmenu(); 2717 # endif 2718 return (jump_flags & CURSOR_MOVED) != 0; 2719 } 2720 else 2721 return FALSE; 2722 #else 2723 return FALSE; 2724 #endif 2725 } 2726 if (which_button == MOUSE_LEFT 2727 && (mod_mask & (MOD_MASK_SHIFT|MOD_MASK_ALT))) 2728 { 2729 which_button = MOUSE_RIGHT; 2730 mod_mask &= ~MOD_MASK_SHIFT; 2731 } 2732 } 2733 2734 if ((State & (NORMAL | INSERT)) 2735 && !(mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))) 2736 { 2737 if (which_button == MOUSE_LEFT) 2738 { 2739 if (is_click) 2740 { 2741 /* stop Visual mode for a left click in a window, but not when 2742 * on a status line */ 2743 if (VIsual_active) 2744 jump_flags |= MOUSE_MAY_STOP_VIS; 2745 } 2746 else if (mouse_has(MOUSE_VISUAL)) 2747 jump_flags |= MOUSE_MAY_VIS; 2748 } 2749 else if (which_button == MOUSE_RIGHT) 2750 { 2751 if (is_click && VIsual_active) 2752 { 2753 /* 2754 * Remember the start and end of visual before moving the 2755 * cursor. 2756 */ 2757 if (LT_POS(curwin->w_cursor, VIsual)) 2758 { 2759 start_visual = curwin->w_cursor; 2760 end_visual = VIsual; 2761 } 2762 else 2763 { 2764 start_visual = VIsual; 2765 end_visual = curwin->w_cursor; 2766 } 2767 } 2768 jump_flags |= MOUSE_FOCUS; 2769 if (mouse_has(MOUSE_VISUAL)) 2770 jump_flags |= MOUSE_MAY_VIS; 2771 } 2772 } 2773 2774 /* 2775 * If an operator is pending, ignore all drags and releases until the 2776 * next mouse click. 2777 */ 2778 if (!is_drag && oap != NULL && oap->op_type != OP_NOP) 2779 { 2780 got_click = FALSE; 2781 oap->motion_type = MCHAR; 2782 } 2783 2784 /* When releasing the button let jump_to_mouse() know. */ 2785 if (!is_click && !is_drag) 2786 jump_flags |= MOUSE_RELEASED; 2787 2788 /* 2789 * JUMP! 2790 */ 2791 jump_flags = jump_to_mouse(jump_flags, 2792 oap == NULL ? NULL : &(oap->inclusive), which_button); 2793 moved = (jump_flags & CURSOR_MOVED); 2794 in_status_line = (jump_flags & IN_STATUS_LINE); 2795 #ifdef FEAT_WINDOWS 2796 in_sep_line = (jump_flags & IN_SEP_LINE); 2797 #endif 2798 2799 #ifdef FEAT_NETBEANS_INTG 2800 if (isNetbeansBuffer(curbuf) 2801 && !(jump_flags & (IN_STATUS_LINE | IN_SEP_LINE))) 2802 { 2803 int key = KEY2TERMCAP1(c); 2804 2805 if (key == (int)KE_LEFTRELEASE || key == (int)KE_MIDDLERELEASE 2806 || key == (int)KE_RIGHTRELEASE) 2807 netbeans_button_release(which_button); 2808 } 2809 #endif 2810 2811 /* When jumping to another window, clear a pending operator. That's a bit 2812 * friendlier than beeping and not jumping to that window. */ 2813 if (curwin != old_curwin && oap != NULL && oap->op_type != OP_NOP) 2814 clearop(oap); 2815 2816 #ifdef FEAT_FOLDING 2817 if (mod_mask == 0 2818 && !is_drag 2819 && (jump_flags & (MOUSE_FOLD_CLOSE | MOUSE_FOLD_OPEN)) 2820 && which_button == MOUSE_LEFT) 2821 { 2822 /* open or close a fold at this line */ 2823 if (jump_flags & MOUSE_FOLD_OPEN) 2824 openFold(curwin->w_cursor.lnum, 1L); 2825 else 2826 closeFold(curwin->w_cursor.lnum, 1L); 2827 /* don't move the cursor if still in the same window */ 2828 if (curwin == old_curwin) 2829 curwin->w_cursor = save_cursor; 2830 } 2831 #endif 2832 2833 #if defined(FEAT_CLIPBOARD) && defined(FEAT_CMDWIN) 2834 if ((jump_flags & IN_OTHER_WIN) && !VIsual_active && clip_star.available) 2835 { 2836 clip_modeless(which_button, is_click, is_drag); 2837 return FALSE; 2838 } 2839 #endif 2840 2841 /* Set global flag that we are extending the Visual area with mouse 2842 * dragging; temporarily minimize 'scrolloff'. */ 2843 if (VIsual_active && is_drag && p_so) 2844 { 2845 /* In the very first line, allow scrolling one line */ 2846 if (mouse_row == 0) 2847 mouse_dragging = 2; 2848 else 2849 mouse_dragging = 1; 2850 } 2851 2852 /* When dragging the mouse above the window, scroll down. */ 2853 if (is_drag && mouse_row < 0 && !in_status_line) 2854 { 2855 scroll_redraw(FALSE, 1L); 2856 mouse_row = 0; 2857 } 2858 2859 if (start_visual.lnum) /* right click in visual mode */ 2860 { 2861 /* When ALT is pressed make Visual mode blockwise. */ 2862 if (mod_mask & MOD_MASK_ALT) 2863 VIsual_mode = Ctrl_V; 2864 2865 /* 2866 * In Visual-block mode, divide the area in four, pick up the corner 2867 * that is in the quarter that the cursor is in. 2868 */ 2869 if (VIsual_mode == Ctrl_V) 2870 { 2871 getvcols(curwin, &start_visual, &end_visual, &leftcol, &rightcol); 2872 if (curwin->w_curswant > (leftcol + rightcol) / 2) 2873 end_visual.col = leftcol; 2874 else 2875 end_visual.col = rightcol; 2876 if (curwin->w_cursor.lnum >= 2877 (start_visual.lnum + end_visual.lnum) / 2) 2878 end_visual.lnum = start_visual.lnum; 2879 2880 /* move VIsual to the right column */ 2881 start_visual = curwin->w_cursor; /* save the cursor pos */ 2882 curwin->w_cursor = end_visual; 2883 coladvance(end_visual.col); 2884 VIsual = curwin->w_cursor; 2885 curwin->w_cursor = start_visual; /* restore the cursor */ 2886 } 2887 else 2888 { 2889 /* 2890 * If the click is before the start of visual, change the start. 2891 * If the click is after the end of visual, change the end. If 2892 * the click is inside the visual, change the closest side. 2893 */ 2894 if (LT_POS(curwin->w_cursor, start_visual)) 2895 VIsual = end_visual; 2896 else if (LT_POS(end_visual, curwin->w_cursor)) 2897 VIsual = start_visual; 2898 else 2899 { 2900 /* In the same line, compare column number */ 2901 if (end_visual.lnum == start_visual.lnum) 2902 { 2903 if (curwin->w_cursor.col - start_visual.col > 2904 end_visual.col - curwin->w_cursor.col) 2905 VIsual = start_visual; 2906 else 2907 VIsual = end_visual; 2908 } 2909 2910 /* In different lines, compare line number */ 2911 else 2912 { 2913 diff = (curwin->w_cursor.lnum - start_visual.lnum) - 2914 (end_visual.lnum - curwin->w_cursor.lnum); 2915 2916 if (diff > 0) /* closest to end */ 2917 VIsual = start_visual; 2918 else if (diff < 0) /* closest to start */ 2919 VIsual = end_visual; 2920 else /* in the middle line */ 2921 { 2922 if (curwin->w_cursor.col < 2923 (start_visual.col + end_visual.col) / 2) 2924 VIsual = end_visual; 2925 else 2926 VIsual = start_visual; 2927 } 2928 } 2929 } 2930 } 2931 } 2932 /* 2933 * If Visual mode started in insert mode, execute "CTRL-O" 2934 */ 2935 else if ((State & INSERT) && VIsual_active) 2936 stuffcharReadbuff(Ctrl_O); 2937 2938 /* 2939 * Middle mouse click: Put text before cursor. 2940 */ 2941 if (which_button == MOUSE_MIDDLE) 2942 { 2943 #ifdef FEAT_CLIPBOARD 2944 if (clip_star.available && regname == 0) 2945 regname = '*'; 2946 #endif 2947 if (yank_register_mline(regname)) 2948 { 2949 if (mouse_past_bottom) 2950 dir = FORWARD; 2951 } 2952 else if (mouse_past_eol) 2953 dir = FORWARD; 2954 2955 if (fixindent) 2956 { 2957 c1 = (dir == BACKWARD) ? '[' : ']'; 2958 c2 = 'p'; 2959 } 2960 else 2961 { 2962 c1 = (dir == FORWARD) ? 'p' : 'P'; 2963 c2 = NUL; 2964 } 2965 prep_redo(regname, count, NUL, c1, NUL, c2, NUL); 2966 2967 /* 2968 * Remember where the paste started, so in edit() Insstart can be set 2969 * to this position 2970 */ 2971 if (restart_edit != 0) 2972 where_paste_started = curwin->w_cursor; 2973 do_put(regname, dir, count, fixindent | PUT_CURSEND); 2974 } 2975 2976 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) 2977 /* 2978 * Ctrl-Mouse click or double click in a quickfix window jumps to the 2979 * error under the mouse pointer. 2980 */ 2981 else if (((mod_mask & MOD_MASK_CTRL) 2982 || (mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK) 2983 && bt_quickfix(curbuf)) 2984 { 2985 if (curwin->w_llist_ref == NULL) /* quickfix window */ 2986 do_cmdline_cmd((char_u *)".cc"); 2987 else /* location list window */ 2988 do_cmdline_cmd((char_u *)".ll"); 2989 got_click = FALSE; /* ignore drag&release now */ 2990 } 2991 #endif 2992 2993 /* 2994 * Ctrl-Mouse click (or double click in a help window) jumps to the tag 2995 * under the mouse pointer. 2996 */ 2997 else if ((mod_mask & MOD_MASK_CTRL) || (curbuf->b_help 2998 && (mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)) 2999 { 3000 if (State & INSERT) 3001 stuffcharReadbuff(Ctrl_O); 3002 stuffcharReadbuff(Ctrl_RSB); 3003 got_click = FALSE; /* ignore drag&release now */ 3004 } 3005 3006 /* 3007 * Shift-Mouse click searches for the next occurrence of the word under 3008 * the mouse pointer 3009 */ 3010 else if ((mod_mask & MOD_MASK_SHIFT)) 3011 { 3012 if ((State & INSERT) || (VIsual_active && VIsual_select)) 3013 stuffcharReadbuff(Ctrl_O); 3014 if (which_button == MOUSE_LEFT) 3015 stuffcharReadbuff('*'); 3016 else /* MOUSE_RIGHT */ 3017 stuffcharReadbuff('#'); 3018 } 3019 3020 /* Handle double clicks, unless on status line */ 3021 else if (in_status_line) 3022 { 3023 #ifdef FEAT_MOUSESHAPE 3024 if ((is_drag || is_click) && !drag_status_line) 3025 { 3026 drag_status_line = TRUE; 3027 update_mouseshape(-1); 3028 } 3029 #endif 3030 } 3031 #ifdef FEAT_WINDOWS 3032 else if (in_sep_line) 3033 { 3034 # ifdef FEAT_MOUSESHAPE 3035 if ((is_drag || is_click) && !drag_sep_line) 3036 { 3037 drag_sep_line = TRUE; 3038 update_mouseshape(-1); 3039 } 3040 # endif 3041 } 3042 #endif 3043 else if ((mod_mask & MOD_MASK_MULTI_CLICK) && (State & (NORMAL | INSERT)) 3044 && mouse_has(MOUSE_VISUAL)) 3045 { 3046 if (is_click || !VIsual_active) 3047 { 3048 if (VIsual_active) 3049 orig_cursor = VIsual; 3050 else 3051 { 3052 check_visual_highlight(); 3053 VIsual = curwin->w_cursor; 3054 orig_cursor = VIsual; 3055 VIsual_active = TRUE; 3056 VIsual_reselect = TRUE; 3057 /* start Select mode if 'selectmode' contains "mouse" */ 3058 may_start_select('o'); 3059 setmouse(); 3060 } 3061 if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK) 3062 { 3063 /* Double click with ALT pressed makes it blockwise. */ 3064 if (mod_mask & MOD_MASK_ALT) 3065 VIsual_mode = Ctrl_V; 3066 else 3067 VIsual_mode = 'v'; 3068 } 3069 else if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_3CLICK) 3070 VIsual_mode = 'V'; 3071 else if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_4CLICK) 3072 VIsual_mode = Ctrl_V; 3073 #ifdef FEAT_CLIPBOARD 3074 /* Make sure the clipboard gets updated. Needed because start and 3075 * end may still be the same, and the selection needs to be owned */ 3076 clip_star.vmode = NUL; 3077 #endif 3078 } 3079 /* 3080 * A double click selects a word or a block. 3081 */ 3082 if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK) 3083 { 3084 pos_T *pos = NULL; 3085 int gc; 3086 3087 if (is_click) 3088 { 3089 /* If the character under the cursor (skipping white space) is 3090 * not a word character, try finding a match and select a (), 3091 * {}, [], #if/#endif, etc. block. */ 3092 end_visual = curwin->w_cursor; 3093 while (gc = gchar_pos(&end_visual), VIM_ISWHITE(gc)) 3094 inc(&end_visual); 3095 if (oap != NULL) 3096 oap->motion_type = MCHAR; 3097 if (oap != NULL 3098 && VIsual_mode == 'v' 3099 && !vim_iswordc(gchar_pos(&end_visual)) 3100 && EQUAL_POS(curwin->w_cursor, VIsual) 3101 && (pos = findmatch(oap, NUL)) != NULL) 3102 { 3103 curwin->w_cursor = *pos; 3104 if (oap->motion_type == MLINE) 3105 VIsual_mode = 'V'; 3106 else if (*p_sel == 'e') 3107 { 3108 if (LT_POS(curwin->w_cursor, VIsual)) 3109 ++VIsual.col; 3110 else 3111 ++curwin->w_cursor.col; 3112 } 3113 } 3114 } 3115 3116 if (pos == NULL && (is_click || is_drag)) 3117 { 3118 /* When not found a match or when dragging: extend to include 3119 * a word. */ 3120 if (LT_POS(curwin->w_cursor, orig_cursor)) 3121 { 3122 find_start_of_word(&curwin->w_cursor); 3123 find_end_of_word(&VIsual); 3124 } 3125 else 3126 { 3127 find_start_of_word(&VIsual); 3128 if (*p_sel == 'e' && *ml_get_cursor() != NUL) 3129 #ifdef FEAT_MBYTE 3130 curwin->w_cursor.col += 3131 (*mb_ptr2len)(ml_get_cursor()); 3132 #else 3133 ++curwin->w_cursor.col; 3134 #endif 3135 find_end_of_word(&curwin->w_cursor); 3136 } 3137 } 3138 curwin->w_set_curswant = TRUE; 3139 } 3140 if (is_click) 3141 redraw_curbuf_later(INVERTED); /* update the inversion */ 3142 } 3143 else if (VIsual_active && !old_active) 3144 { 3145 if (mod_mask & MOD_MASK_ALT) 3146 VIsual_mode = Ctrl_V; 3147 else 3148 VIsual_mode = 'v'; 3149 } 3150 3151 /* If Visual mode changed show it later. */ 3152 if ((!VIsual_active && old_active && mode_displayed) 3153 || (VIsual_active && p_smd && msg_silent == 0 3154 && (!old_active || VIsual_mode != old_mode))) 3155 redraw_cmdline = TRUE; 3156 3157 return moved; 3158 } 3159 3160 /* 3161 * Move "pos" back to the start of the word it's in. 3162 */ 3163 static void 3164 find_start_of_word(pos_T *pos) 3165 { 3166 char_u *line; 3167 int cclass; 3168 int col; 3169 3170 line = ml_get(pos->lnum); 3171 cclass = get_mouse_class(line + pos->col); 3172 3173 while (pos->col > 0) 3174 { 3175 col = pos->col - 1; 3176 #ifdef FEAT_MBYTE 3177 col -= (*mb_head_off)(line, line + col); 3178 #endif 3179 if (get_mouse_class(line + col) != cclass) 3180 break; 3181 pos->col = col; 3182 } 3183 } 3184 3185 /* 3186 * Move "pos" forward to the end of the word it's in. 3187 * When 'selection' is "exclusive", the position is just after the word. 3188 */ 3189 static void 3190 find_end_of_word(pos_T *pos) 3191 { 3192 char_u *line; 3193 int cclass; 3194 int col; 3195 3196 line = ml_get(pos->lnum); 3197 if (*p_sel == 'e' && pos->col > 0) 3198 { 3199 --pos->col; 3200 #ifdef FEAT_MBYTE 3201 pos->col -= (*mb_head_off)(line, line + pos->col); 3202 #endif 3203 } 3204 cclass = get_mouse_class(line + pos->col); 3205 while (line[pos->col] != NUL) 3206 { 3207 #ifdef FEAT_MBYTE 3208 col = pos->col + (*mb_ptr2len)(line + pos->col); 3209 #else 3210 col = pos->col + 1; 3211 #endif 3212 if (get_mouse_class(line + col) != cclass) 3213 { 3214 if (*p_sel == 'e') 3215 pos->col = col; 3216 break; 3217 } 3218 pos->col = col; 3219 } 3220 } 3221 3222 /* 3223 * Get class of a character for selection: same class means same word. 3224 * 0: blank 3225 * 1: punctuation groups 3226 * 2: normal word character 3227 * >2: multi-byte word character. 3228 */ 3229 static int 3230 get_mouse_class(char_u *p) 3231 { 3232 int c; 3233 3234 #ifdef FEAT_MBYTE 3235 if (has_mbyte && MB_BYTE2LEN(p[0]) > 1) 3236 return mb_get_class(p); 3237 #endif 3238 3239 c = *p; 3240 if (c == ' ' || c == '\t') 3241 return 0; 3242 3243 if (vim_iswordc(c)) 3244 return 2; 3245 3246 /* 3247 * There are a few special cases where we want certain combinations of 3248 * characters to be considered as a single word. These are things like 3249 * "->", "/ *", "*=", "+=", "&=", "<=", ">=", "!=" etc. Otherwise, each 3250 * character is in its own class. 3251 */ 3252 if (c != NUL && vim_strchr((char_u *)"-+*/%<>&|^!=", c) != NULL) 3253 return 1; 3254 return c; 3255 } 3256 #endif /* FEAT_MOUSE */ 3257 3258 /* 3259 * Check if highlighting for visual mode is possible, give a warning message 3260 * if not. 3261 */ 3262 void 3263 check_visual_highlight(void) 3264 { 3265 static int did_check = FALSE; 3266 3267 if (full_screen) 3268 { 3269 if (!did_check && HL_ATTR(HLF_V) == 0) 3270 MSG(_("Warning: terminal cannot highlight")); 3271 did_check = TRUE; 3272 } 3273 } 3274 3275 /* 3276 * End Visual mode. 3277 * This function should ALWAYS be called to end Visual mode, except from 3278 * do_pending_operator(). 3279 */ 3280 void 3281 end_visual_mode(void) 3282 { 3283 #ifdef FEAT_CLIPBOARD 3284 /* 3285 * If we are using the clipboard, then remember what was selected in case 3286 * we need to paste it somewhere while we still own the selection. 3287 * Only do this when the clipboard is already owned. Don't want to grab 3288 * the selection when hitting ESC. 3289 */ 3290 if (clip_star.available && clip_star.owned) 3291 clip_auto_select(); 3292 #endif 3293 3294 VIsual_active = FALSE; 3295 #ifdef FEAT_MOUSE 3296 setmouse(); 3297 mouse_dragging = 0; 3298 #endif 3299 3300 /* Save the current VIsual area for '< and '> marks, and "gv" */ 3301 curbuf->b_visual.vi_mode = VIsual_mode; 3302 curbuf->b_visual.vi_start = VIsual; 3303 curbuf->b_visual.vi_end = curwin->w_cursor; 3304 curbuf->b_visual.vi_curswant = curwin->w_curswant; 3305 #ifdef FEAT_EVAL 3306 curbuf->b_visual_mode_eval = VIsual_mode; 3307 #endif 3308 #ifdef FEAT_VIRTUALEDIT 3309 if (!virtual_active()) 3310 curwin->w_cursor.coladd = 0; 3311 #endif 3312 may_clear_cmdline(); 3313 3314 adjust_cursor_eol(); 3315 } 3316 3317 /* 3318 * Reset VIsual_active and VIsual_reselect. 3319 */ 3320 void 3321 reset_VIsual_and_resel(void) 3322 { 3323 if (VIsual_active) 3324 { 3325 end_visual_mode(); 3326 redraw_curbuf_later(INVERTED); /* delete the inversion later */ 3327 } 3328 VIsual_reselect = FALSE; 3329 } 3330 3331 /* 3332 * Reset VIsual_active and VIsual_reselect if it's set. 3333 */ 3334 void 3335 reset_VIsual(void) 3336 { 3337 if (VIsual_active) 3338 { 3339 end_visual_mode(); 3340 redraw_curbuf_later(INVERTED); /* delete the inversion later */ 3341 VIsual_reselect = FALSE; 3342 } 3343 } 3344 3345 #if defined(FEAT_BEVAL) 3346 static int find_is_eval_item(char_u *ptr, int *colp, int *nbp, int dir); 3347 3348 /* 3349 * Check for a balloon-eval special item to include when searching for an 3350 * identifier. When "dir" is BACKWARD "ptr[-1]" must be valid! 3351 * Returns TRUE if the character at "*ptr" should be included. 3352 * "dir" is FORWARD or BACKWARD, the direction of searching. 3353 * "*colp" is in/decremented if "ptr[-dir]" should also be included. 3354 * "bnp" points to a counter for square brackets. 3355 */ 3356 static int 3357 find_is_eval_item( 3358 char_u *ptr, 3359 int *colp, 3360 int *bnp, 3361 int dir) 3362 { 3363 /* Accept everything inside []. */ 3364 if ((*ptr == ']' && dir == BACKWARD) || (*ptr == '[' && dir == FORWARD)) 3365 ++*bnp; 3366 if (*bnp > 0) 3367 { 3368 if ((*ptr == '[' && dir == BACKWARD) || (*ptr == ']' && dir == FORWARD)) 3369 --*bnp; 3370 return TRUE; 3371 } 3372 3373 /* skip over "s.var" */ 3374 if (*ptr == '.') 3375 return TRUE; 3376 3377 /* two-character item: s->var */ 3378 if (ptr[dir == BACKWARD ? 0 : 1] == '>' 3379 && ptr[dir == BACKWARD ? -1 : 0] == '-') 3380 { 3381 *colp += dir; 3382 return TRUE; 3383 } 3384 return FALSE; 3385 } 3386 #endif 3387 3388 /* 3389 * Find the identifier under or to the right of the cursor. 3390 * "find_type" can have one of three values: 3391 * FIND_IDENT: find an identifier (keyword) 3392 * FIND_STRING: find any non-white string 3393 * FIND_IDENT + FIND_STRING: find any non-white string, identifier preferred. 3394 * FIND_EVAL: find text useful for C program debugging 3395 * 3396 * There are three steps: 3397 * 1. Search forward for the start of an identifier/string. Doesn't move if 3398 * already on one. 3399 * 2. Search backward for the start of this identifier/string. 3400 * This doesn't match the real Vi but I like it a little better and it 3401 * shouldn't bother anyone. 3402 * 3. Search forward to the end of this identifier/string. 3403 * When FIND_IDENT isn't defined, we backup until a blank. 3404 * 3405 * Returns the length of the string, or zero if no string is found. 3406 * If a string is found, a pointer to the string is put in "*string". This 3407 * string is not always NUL terminated. 3408 */ 3409 int 3410 find_ident_under_cursor(char_u **string, int find_type) 3411 { 3412 return find_ident_at_pos(curwin, curwin->w_cursor.lnum, 3413 curwin->w_cursor.col, string, find_type); 3414 } 3415 3416 /* 3417 * Like find_ident_under_cursor(), but for any window and any position. 3418 * However: Uses 'iskeyword' from the current window!. 3419 */ 3420 int 3421 find_ident_at_pos( 3422 win_T *wp, 3423 linenr_T lnum, 3424 colnr_T startcol, 3425 char_u **string, 3426 int find_type) 3427 { 3428 char_u *ptr; 3429 int col = 0; /* init to shut up GCC */ 3430 int i; 3431 #ifdef FEAT_MBYTE 3432 int this_class = 0; 3433 int prev_class; 3434 int prevcol; 3435 #endif 3436 #if defined(FEAT_BEVAL) 3437 int bn = 0; /* bracket nesting */ 3438 #endif 3439 3440 /* 3441 * if i == 0: try to find an identifier 3442 * if i == 1: try to find any non-white string 3443 */ 3444 ptr = ml_get_buf(wp->w_buffer, lnum, FALSE); 3445 for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i) 3446 { 3447 /* 3448 * 1. skip to start of identifier/string 3449 */ 3450 col = startcol; 3451 #ifdef FEAT_MBYTE 3452 if (has_mbyte) 3453 { 3454 while (ptr[col] != NUL) 3455 { 3456 # if defined(FEAT_BEVAL) 3457 /* Stop at a ']' to evaluate "a[x]". */ 3458 if ((find_type & FIND_EVAL) && ptr[col] == ']') 3459 break; 3460 # endif 3461 this_class = mb_get_class(ptr + col); 3462 if (this_class != 0 && (i == 1 || this_class != 1)) 3463 break; 3464 col += (*mb_ptr2len)(ptr + col); 3465 } 3466 } 3467 else 3468 #endif 3469 while (ptr[col] != NUL 3470 && (i == 0 ? !vim_iswordc(ptr[col]) : VIM_ISWHITE(ptr[col])) 3471 # if defined(FEAT_BEVAL) 3472 && (!(find_type & FIND_EVAL) || ptr[col] != ']') 3473 # endif 3474 ) 3475 ++col; 3476 3477 #if defined(FEAT_BEVAL) 3478 /* When starting on a ']' count it, so that we include the '['. */ 3479 bn = ptr[col] == ']'; 3480 #endif 3481 3482 /* 3483 * 2. Back up to start of identifier/string. 3484 */ 3485 #ifdef FEAT_MBYTE 3486 if (has_mbyte) 3487 { 3488 /* Remember class of character under cursor. */ 3489 # if defined(FEAT_BEVAL) 3490 if ((find_type & FIND_EVAL) && ptr[col] == ']') 3491 this_class = mb_get_class((char_u *)"a"); 3492 else 3493 # endif 3494 this_class = mb_get_class(ptr + col); 3495 while (col > 0 && this_class != 0) 3496 { 3497 prevcol = col - 1 - (*mb_head_off)(ptr, ptr + col - 1); 3498 prev_class = mb_get_class(ptr + prevcol); 3499 if (this_class != prev_class 3500 && (i == 0 3501 || prev_class == 0 3502 || (find_type & FIND_IDENT)) 3503 # if defined(FEAT_BEVAL) 3504 && (!(find_type & FIND_EVAL) 3505 || prevcol == 0 3506 || !find_is_eval_item(ptr + prevcol, &prevcol, 3507 &bn, BACKWARD)) 3508 # endif 3509 ) 3510 break; 3511 col = prevcol; 3512 } 3513 3514 /* If we don't want just any old string, or we've found an 3515 * identifier, stop searching. */ 3516 if (this_class > 2) 3517 this_class = 2; 3518 if (!(find_type & FIND_STRING) || this_class == 2) 3519 break; 3520 } 3521 else 3522 #endif 3523 { 3524 while (col > 0 3525 && ((i == 0 3526 ? vim_iswordc(ptr[col - 1]) 3527 : (!VIM_ISWHITE(ptr[col - 1]) 3528 && (!(find_type & FIND_IDENT) 3529 || !vim_iswordc(ptr[col - 1])))) 3530 #if defined(FEAT_BEVAL) 3531 || ((find_type & FIND_EVAL) 3532 && col > 1 3533 && find_is_eval_item(ptr + col - 1, &col, 3534 &bn, BACKWARD)) 3535 #endif 3536 )) 3537 --col; 3538 3539 /* If we don't want just any old string, or we've found an 3540 * identifier, stop searching. */ 3541 if (!(find_type & FIND_STRING) || vim_iswordc(ptr[col])) 3542 break; 3543 } 3544 } 3545 3546 if (ptr[col] == NUL || (i == 0 && ( 3547 #ifdef FEAT_MBYTE 3548 has_mbyte ? this_class != 2 : 3549 #endif 3550 !vim_iswordc(ptr[col])))) 3551 { 3552 /* 3553 * didn't find an identifier or string 3554 */ 3555 if (find_type & FIND_STRING) 3556 EMSG(_("E348: No string under cursor")); 3557 else 3558 EMSG(_(e_noident)); 3559 return 0; 3560 } 3561 ptr += col; 3562 *string = ptr; 3563 3564 /* 3565 * 3. Find the end if the identifier/string. 3566 */ 3567 #if defined(FEAT_BEVAL) 3568 bn = 0; 3569 startcol -= col; 3570 #endif 3571 col = 0; 3572 #ifdef FEAT_MBYTE 3573 if (has_mbyte) 3574 { 3575 /* Search for point of changing multibyte character class. */ 3576 this_class = mb_get_class(ptr); 3577 while (ptr[col] != NUL 3578 && ((i == 0 ? mb_get_class(ptr + col) == this_class 3579 : mb_get_class(ptr + col) != 0) 3580 # if defined(FEAT_BEVAL) 3581 || ((find_type & FIND_EVAL) 3582 && col <= (int)startcol 3583 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 3584 # endif 3585 )) 3586 col += (*mb_ptr2len)(ptr + col); 3587 } 3588 else 3589 #endif 3590 while ((i == 0 ? vim_iswordc(ptr[col]) 3591 : (ptr[col] != NUL && !VIM_ISWHITE(ptr[col]))) 3592 # if defined(FEAT_BEVAL) 3593 || ((find_type & FIND_EVAL) 3594 && col <= (int)startcol 3595 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 3596 # endif 3597 ) 3598 { 3599 ++col; 3600 } 3601 3602 return col; 3603 } 3604 3605 /* 3606 * Prepare for redo of a normal command. 3607 */ 3608 static void 3609 prep_redo_cmd(cmdarg_T *cap) 3610 { 3611 prep_redo(cap->oap->regname, cap->count0, 3612 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 3613 } 3614 3615 /* 3616 * Prepare for redo of any command. 3617 * Note that only the last argument can be a multi-byte char. 3618 */ 3619 static void 3620 prep_redo( 3621 int regname, 3622 long num, 3623 int cmd1, 3624 int cmd2, 3625 int cmd3, 3626 int cmd4, 3627 int cmd5) 3628 { 3629 ResetRedobuff(); 3630 if (regname != 0) /* yank from specified buffer */ 3631 { 3632 AppendCharToRedobuff('"'); 3633 AppendCharToRedobuff(regname); 3634 } 3635 if (num) 3636 AppendNumberToRedobuff(num); 3637 3638 if (cmd1 != NUL) 3639 AppendCharToRedobuff(cmd1); 3640 if (cmd2 != NUL) 3641 AppendCharToRedobuff(cmd2); 3642 if (cmd3 != NUL) 3643 AppendCharToRedobuff(cmd3); 3644 if (cmd4 != NUL) 3645 AppendCharToRedobuff(cmd4); 3646 if (cmd5 != NUL) 3647 AppendCharToRedobuff(cmd5); 3648 } 3649 3650 /* 3651 * check for operator active and clear it 3652 * 3653 * return TRUE if operator was active 3654 */ 3655 static int 3656 checkclearop(oparg_T *oap) 3657 { 3658 if (oap->op_type == OP_NOP) 3659 return FALSE; 3660 clearopbeep(oap); 3661 return TRUE; 3662 } 3663 3664 /* 3665 * Check for operator or Visual active. Clear active operator. 3666 * 3667 * Return TRUE if operator or Visual was active. 3668 */ 3669 static int 3670 checkclearopq(oparg_T *oap) 3671 { 3672 if (oap->op_type == OP_NOP && !VIsual_active) 3673 return FALSE; 3674 clearopbeep(oap); 3675 return TRUE; 3676 } 3677 3678 static void 3679 clearop(oparg_T *oap) 3680 { 3681 oap->op_type = OP_NOP; 3682 oap->regname = 0; 3683 oap->motion_force = NUL; 3684 oap->use_reg_one = FALSE; 3685 } 3686 3687 static void 3688 clearopbeep(oparg_T *oap) 3689 { 3690 clearop(oap); 3691 beep_flush(); 3692 } 3693 3694 /* 3695 * Remove the shift modifier from a special key. 3696 */ 3697 static void 3698 unshift_special(cmdarg_T *cap) 3699 { 3700 switch (cap->cmdchar) 3701 { 3702 case K_S_RIGHT: cap->cmdchar = K_RIGHT; break; 3703 case K_S_LEFT: cap->cmdchar = K_LEFT; break; 3704 case K_S_UP: cap->cmdchar = K_UP; break; 3705 case K_S_DOWN: cap->cmdchar = K_DOWN; break; 3706 case K_S_HOME: cap->cmdchar = K_HOME; break; 3707 case K_S_END: cap->cmdchar = K_END; break; 3708 } 3709 cap->cmdchar = simplify_key(cap->cmdchar, &mod_mask); 3710 } 3711 3712 /* 3713 * If the mode is currently displayed clear the command line or update the 3714 * command displayed. 3715 */ 3716 static void 3717 may_clear_cmdline(void) 3718 { 3719 if (mode_displayed) 3720 clear_cmdline = TRUE; /* unshow visual mode later */ 3721 #ifdef FEAT_CMDL_INFO 3722 else 3723 clear_showcmd(); 3724 #endif 3725 } 3726 3727 #if defined(FEAT_CMDL_INFO) || defined(PROTO) 3728 /* 3729 * Routines for displaying a partly typed command 3730 */ 3731 3732 #define SHOWCMD_BUFLEN SHOWCMD_COLS + 1 + 30 3733 static char_u showcmd_buf[SHOWCMD_BUFLEN]; 3734 static char_u old_showcmd_buf[SHOWCMD_BUFLEN]; /* For push_showcmd() */ 3735 static int showcmd_is_clear = TRUE; 3736 static int showcmd_visual = FALSE; 3737 3738 static void display_showcmd(void); 3739 3740 void 3741 clear_showcmd(void) 3742 { 3743 if (!p_sc) 3744 return; 3745 3746 if (VIsual_active && !char_avail()) 3747 { 3748 int cursor_bot = LT_POS(VIsual, curwin->w_cursor); 3749 long lines; 3750 colnr_T leftcol, rightcol; 3751 linenr_T top, bot; 3752 3753 /* Show the size of the Visual area. */ 3754 if (cursor_bot) 3755 { 3756 top = VIsual.lnum; 3757 bot = curwin->w_cursor.lnum; 3758 } 3759 else 3760 { 3761 top = curwin->w_cursor.lnum; 3762 bot = VIsual.lnum; 3763 } 3764 # ifdef FEAT_FOLDING 3765 /* Include closed folds as a whole. */ 3766 (void)hasFolding(top, &top, NULL); 3767 (void)hasFolding(bot, NULL, &bot); 3768 # endif 3769 lines = bot - top + 1; 3770 3771 if (VIsual_mode == Ctrl_V) 3772 { 3773 # ifdef FEAT_LINEBREAK 3774 char_u *saved_sbr = p_sbr; 3775 3776 /* Make 'sbr' empty for a moment to get the correct size. */ 3777 p_sbr = empty_option; 3778 # endif 3779 getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol); 3780 # ifdef FEAT_LINEBREAK 3781 p_sbr = saved_sbr; 3782 # endif 3783 sprintf((char *)showcmd_buf, "%ldx%ld", lines, 3784 (long)(rightcol - leftcol + 1)); 3785 } 3786 else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum) 3787 sprintf((char *)showcmd_buf, "%ld", lines); 3788 else 3789 { 3790 char_u *s, *e; 3791 int l; 3792 int bytes = 0; 3793 int chars = 0; 3794 3795 if (cursor_bot) 3796 { 3797 s = ml_get_pos(&VIsual); 3798 e = ml_get_cursor(); 3799 } 3800 else 3801 { 3802 s = ml_get_cursor(); 3803 e = ml_get_pos(&VIsual); 3804 } 3805 while ((*p_sel != 'e') ? s <= e : s < e) 3806 { 3807 # ifdef FEAT_MBYTE 3808 l = (*mb_ptr2len)(s); 3809 # else 3810 l = (*s == NUL) ? 0 : 1; 3811 # endif 3812 if (l == 0) 3813 { 3814 ++bytes; 3815 ++chars; 3816 break; /* end of line */ 3817 } 3818 bytes += l; 3819 ++chars; 3820 s += l; 3821 } 3822 if (bytes == chars) 3823 sprintf((char *)showcmd_buf, "%d", chars); 3824 else 3825 sprintf((char *)showcmd_buf, "%d-%d", chars, bytes); 3826 } 3827 showcmd_buf[SHOWCMD_COLS] = NUL; /* truncate */ 3828 showcmd_visual = TRUE; 3829 } 3830 else 3831 { 3832 showcmd_buf[0] = NUL; 3833 showcmd_visual = FALSE; 3834 3835 /* Don't actually display something if there is nothing to clear. */ 3836 if (showcmd_is_clear) 3837 return; 3838 } 3839 3840 display_showcmd(); 3841 } 3842 3843 /* 3844 * Add 'c' to string of shown command chars. 3845 * Return TRUE if output has been written (and setcursor() has been called). 3846 */ 3847 int 3848 add_to_showcmd(int c) 3849 { 3850 char_u *p; 3851 int old_len; 3852 int extra_len; 3853 int overflow; 3854 #if defined(FEAT_MOUSE) 3855 int i; 3856 static int ignore[] = 3857 { 3858 # ifdef FEAT_GUI 3859 K_VER_SCROLLBAR, K_HOR_SCROLLBAR, 3860 K_LEFTMOUSE_NM, K_LEFTRELEASE_NM, 3861 # endif 3862 K_IGNORE, K_PS, 3863 K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE, 3864 K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE, 3865 K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE, 3866 K_MOUSEDOWN, K_MOUSEUP, K_MOUSELEFT, K_MOUSERIGHT, 3867 K_X1MOUSE, K_X1DRAG, K_X1RELEASE, K_X2MOUSE, K_X2DRAG, K_X2RELEASE, 3868 K_CURSORHOLD, 3869 0 3870 }; 3871 #endif 3872 3873 if (!p_sc || msg_silent != 0) 3874 return FALSE; 3875 3876 if (showcmd_visual) 3877 { 3878 showcmd_buf[0] = NUL; 3879 showcmd_visual = FALSE; 3880 } 3881 3882 #if defined(FEAT_MOUSE) 3883 /* Ignore keys that are scrollbar updates and mouse clicks */ 3884 if (IS_SPECIAL(c)) 3885 for (i = 0; ignore[i] != 0; ++i) 3886 if (ignore[i] == c) 3887 return FALSE; 3888 #endif 3889 3890 p = transchar(c); 3891 if (*p == ' ') 3892 STRCPY(p, "<20>"); 3893 old_len = (int)STRLEN(showcmd_buf); 3894 extra_len = (int)STRLEN(p); 3895 overflow = old_len + extra_len - SHOWCMD_COLS; 3896 if (overflow > 0) 3897 mch_memmove(showcmd_buf, showcmd_buf + overflow, 3898 old_len - overflow + 1); 3899 STRCAT(showcmd_buf, p); 3900 3901 if (char_avail()) 3902 return FALSE; 3903 3904 display_showcmd(); 3905 3906 return TRUE; 3907 } 3908 3909 void 3910 add_to_showcmd_c(int c) 3911 { 3912 if (!add_to_showcmd(c)) 3913 setcursor(); 3914 } 3915 3916 /* 3917 * Delete 'len' characters from the end of the shown command. 3918 */ 3919 static void 3920 del_from_showcmd(int len) 3921 { 3922 int old_len; 3923 3924 if (!p_sc) 3925 return; 3926 3927 old_len = (int)STRLEN(showcmd_buf); 3928 if (len > old_len) 3929 len = old_len; 3930 showcmd_buf[old_len - len] = NUL; 3931 3932 if (!char_avail()) 3933 display_showcmd(); 3934 } 3935 3936 /* 3937 * push_showcmd() and pop_showcmd() are used when waiting for the user to type 3938 * something and there is a partial mapping. 3939 */ 3940 void 3941 push_showcmd(void) 3942 { 3943 if (p_sc) 3944 STRCPY(old_showcmd_buf, showcmd_buf); 3945 } 3946 3947 void 3948 pop_showcmd(void) 3949 { 3950 if (!p_sc) 3951 return; 3952 3953 STRCPY(showcmd_buf, old_showcmd_buf); 3954 3955 display_showcmd(); 3956 } 3957 3958 static void 3959 display_showcmd(void) 3960 { 3961 int len; 3962 3963 cursor_off(); 3964 3965 len = (int)STRLEN(showcmd_buf); 3966 if (len == 0) 3967 showcmd_is_clear = TRUE; 3968 else 3969 { 3970 screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0); 3971 showcmd_is_clear = FALSE; 3972 } 3973 3974 /* 3975 * clear the rest of an old message by outputting up to SHOWCMD_COLS 3976 * spaces 3977 */ 3978 screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0); 3979 3980 setcursor(); /* put cursor back where it belongs */ 3981 } 3982 #endif 3983 3984 #ifdef FEAT_SCROLLBIND 3985 /* 3986 * When "check" is FALSE, prepare for commands that scroll the window. 3987 * When "check" is TRUE, take care of scroll-binding after the window has 3988 * scrolled. Called from normal_cmd() and edit(). 3989 */ 3990 void 3991 do_check_scrollbind(int check) 3992 { 3993 static win_T *old_curwin = NULL; 3994 static linenr_T old_topline = 0; 3995 #ifdef FEAT_DIFF 3996 static int old_topfill = 0; 3997 #endif 3998 static buf_T *old_buf = NULL; 3999 static colnr_T old_leftcol = 0; 4000 4001 if (check && curwin->w_p_scb) 4002 { 4003 /* If a ":syncbind" command was just used, don't scroll, only reset 4004 * the values. */ 4005 if (did_syncbind) 4006 did_syncbind = FALSE; 4007 else if (curwin == old_curwin) 4008 { 4009 /* 4010 * Synchronize other windows, as necessary according to 4011 * 'scrollbind'. Don't do this after an ":edit" command, except 4012 * when 'diff' is set. 4013 */ 4014 if ((curwin->w_buffer == old_buf 4015 #ifdef FEAT_DIFF 4016 || curwin->w_p_diff 4017 #endif 4018 ) 4019 && (curwin->w_topline != old_topline 4020 #ifdef FEAT_DIFF 4021 || curwin->w_topfill != old_topfill 4022 #endif 4023 || curwin->w_leftcol != old_leftcol)) 4024 { 4025 check_scrollbind(curwin->w_topline - old_topline, 4026 (long)(curwin->w_leftcol - old_leftcol)); 4027 } 4028 } 4029 else if (vim_strchr(p_sbo, 'j')) /* jump flag set in 'scrollopt' */ 4030 { 4031 /* 4032 * When switching between windows, make sure that the relative 4033 * vertical offset is valid for the new window. The relative 4034 * offset is invalid whenever another 'scrollbind' window has 4035 * scrolled to a point that would force the current window to 4036 * scroll past the beginning or end of its buffer. When the 4037 * resync is performed, some of the other 'scrollbind' windows may 4038 * need to jump so that the current window's relative position is 4039 * visible on-screen. 4040 */ 4041 check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L); 4042 } 4043 curwin->w_scbind_pos = curwin->w_topline; 4044 } 4045 4046 old_curwin = curwin; 4047 old_topline = curwin->w_topline; 4048 #ifdef FEAT_DIFF 4049 old_topfill = curwin->w_topfill; 4050 #endif 4051 old_buf = curwin->w_buffer; 4052 old_leftcol = curwin->w_leftcol; 4053 } 4054 4055 /* 4056 * Synchronize any windows that have "scrollbind" set, based on the 4057 * number of rows by which the current window has changed 4058 * (1998-11-02 16:21:01 R. Edward Ralston <[email protected]>) 4059 */ 4060 void 4061 check_scrollbind(linenr_T topline_diff, long leftcol_diff) 4062 { 4063 int want_ver; 4064 int want_hor; 4065 win_T *old_curwin = curwin; 4066 buf_T *old_curbuf = curbuf; 4067 int old_VIsual_select = VIsual_select; 4068 int old_VIsual_active = VIsual_active; 4069 colnr_T tgt_leftcol = curwin->w_leftcol; 4070 long topline; 4071 long y; 4072 4073 /* 4074 * check 'scrollopt' string for vertical and horizontal scroll options 4075 */ 4076 want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0); 4077 #ifdef FEAT_DIFF 4078 want_ver |= old_curwin->w_p_diff; 4079 #endif 4080 want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0)); 4081 4082 /* 4083 * loop through the scrollbound windows and scroll accordingly 4084 */ 4085 VIsual_select = VIsual_active = 0; 4086 FOR_ALL_WINDOWS(curwin) 4087 { 4088 curbuf = curwin->w_buffer; 4089 /* skip original window and windows with 'noscrollbind' */ 4090 if (curwin != old_curwin && curwin->w_p_scb) 4091 { 4092 /* 4093 * do the vertical scroll 4094 */ 4095 if (want_ver) 4096 { 4097 #ifdef FEAT_DIFF 4098 if (old_curwin->w_p_diff && curwin->w_p_diff) 4099 { 4100 diff_set_topline(old_curwin, curwin); 4101 } 4102 else 4103 #endif 4104 { 4105 curwin->w_scbind_pos += topline_diff; 4106 topline = curwin->w_scbind_pos; 4107 if (topline > curbuf->b_ml.ml_line_count) 4108 topline = curbuf->b_ml.ml_line_count; 4109 if (topline < 1) 4110 topline = 1; 4111 4112 y = topline - curwin->w_topline; 4113 if (y > 0) 4114 scrollup(y, FALSE); 4115 else 4116 scrolldown(-y, FALSE); 4117 } 4118 4119 redraw_later(VALID); 4120 cursor_correct(); 4121 #ifdef FEAT_WINDOWS 4122 curwin->w_redr_status = TRUE; 4123 #endif 4124 } 4125 4126 /* 4127 * do the horizontal scroll 4128 */ 4129 if (want_hor && curwin->w_leftcol != tgt_leftcol) 4130 { 4131 curwin->w_leftcol = tgt_leftcol; 4132 leftcol_changed(); 4133 } 4134 } 4135 } 4136 4137 /* 4138 * reset current-window 4139 */ 4140 VIsual_select = old_VIsual_select; 4141 VIsual_active = old_VIsual_active; 4142 curwin = old_curwin; 4143 curbuf = old_curbuf; 4144 } 4145 #endif /* #ifdef FEAT_SCROLLBIND */ 4146 4147 /* 4148 * Command character that's ignored. 4149 * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use 4150 * xon/xoff. 4151 */ 4152 static void 4153 nv_ignore(cmdarg_T *cap) 4154 { 4155 cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */ 4156 } 4157 4158 /* 4159 * Command character that doesn't do anything, but unlike nv_ignore() does 4160 * start edit(). Used for "startinsert" executed while starting up. 4161 */ 4162 static void 4163 nv_nop(cmdarg_T *cap UNUSED) 4164 { 4165 } 4166 4167 /* 4168 * Command character doesn't exist. 4169 */ 4170 static void 4171 nv_error(cmdarg_T *cap) 4172 { 4173 clearopbeep(cap->oap); 4174 } 4175 4176 /* 4177 * <Help> and <F1> commands. 4178 */ 4179 static void 4180 nv_help(cmdarg_T *cap) 4181 { 4182 if (!checkclearopq(cap->oap)) 4183 ex_help(NULL); 4184 } 4185 4186 /* 4187 * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor. 4188 */ 4189 static void 4190 nv_addsub(cmdarg_T *cap) 4191 { 4192 if (!VIsual_active && cap->oap->op_type == OP_NOP) 4193 { 4194 prep_redo_cmd(cap); 4195 cap->oap->op_type = cap->cmdchar == Ctrl_A ? OP_NR_ADD : OP_NR_SUB; 4196 op_addsub(cap->oap, cap->count1, cap->arg); 4197 cap->oap->op_type = OP_NOP; 4198 } 4199 else if (VIsual_active) 4200 nv_operator(cap); 4201 else 4202 clearop(cap->oap); 4203 } 4204 4205 /* 4206 * CTRL-F, CTRL-B, etc: Scroll page up or down. 4207 */ 4208 static void 4209 nv_page(cmdarg_T *cap) 4210 { 4211 if (!checkclearop(cap->oap)) 4212 { 4213 #ifdef FEAT_WINDOWS 4214 if (mod_mask & MOD_MASK_CTRL) 4215 { 4216 /* <C-PageUp>: tab page back; <C-PageDown>: tab page forward */ 4217 if (cap->arg == BACKWARD) 4218 goto_tabpage(-(int)cap->count1); 4219 else 4220 goto_tabpage((int)cap->count0); 4221 } 4222 else 4223 #endif 4224 (void)onepage(cap->arg, cap->count1); 4225 } 4226 } 4227 4228 /* 4229 * Implementation of "gd" and "gD" command. 4230 */ 4231 static void 4232 nv_gd( 4233 oparg_T *oap, 4234 int nchar, 4235 int thisblock) /* 1 for "1gd" and "1gD" */ 4236 { 4237 int len; 4238 char_u *ptr; 4239 4240 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0 4241 || find_decl(ptr, len, nchar == 'd', thisblock, SEARCH_START) 4242 == FAIL) 4243 clearopbeep(oap); 4244 #ifdef FEAT_FOLDING 4245 else if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP) 4246 foldOpenCursor(); 4247 #endif 4248 } 4249 4250 /* 4251 * Return TRUE if line[offset] is not inside a C-style comment or string, FALSE 4252 * otherwise. 4253 */ 4254 static int 4255 is_ident(char_u *line, int offset) 4256 { 4257 int i; 4258 int incomment = FALSE; 4259 int instring = 0; 4260 int prev = 0; 4261 4262 for (i = 0; i < offset && line[i] != NUL; i++) 4263 { 4264 if (instring != 0) 4265 { 4266 if (prev != '\\' && line[i] == instring) 4267 instring = 0; 4268 } 4269 else if ((line[i] == '"' || line[i] == '\'') && !incomment) 4270 { 4271 instring = line[i]; 4272 } 4273 else 4274 { 4275 if (incomment) 4276 { 4277 if (prev == '*' && line[i] == '/') 4278 incomment = FALSE; 4279 } 4280 else if (prev == '/' && line[i] == '*') 4281 { 4282 incomment = TRUE; 4283 } 4284 else if (prev == '/' && line[i] == '/') 4285 { 4286 return FALSE; 4287 } 4288 } 4289 4290 prev = line[i]; 4291 } 4292 4293 return incomment == FALSE && instring == 0; 4294 } 4295 4296 /* 4297 * Search for variable declaration of "ptr[len]". 4298 * When "locally" is TRUE in the current function ("gd"), otherwise in the 4299 * current file ("gD"). 4300 * When "thisblock" is TRUE check the {} block scope. 4301 * Return FAIL when not found. 4302 */ 4303 int 4304 find_decl( 4305 char_u *ptr, 4306 int len, 4307 int locally, 4308 int thisblock, 4309 int flags_arg) /* flags passed to searchit() */ 4310 { 4311 char_u *pat; 4312 pos_T old_pos; 4313 pos_T par_pos; 4314 pos_T found_pos; 4315 int t; 4316 int save_p_ws; 4317 int save_p_scs; 4318 int retval = OK; 4319 int incll; 4320 int searchflags = flags_arg; 4321 int valid; 4322 4323 if ((pat = alloc(len + 7)) == NULL) 4324 return FAIL; 4325 4326 /* Put "\V" before the pattern to avoid that the special meaning of "." 4327 * and "~" causes trouble. */ 4328 sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s", 4329 len, ptr); 4330 old_pos = curwin->w_cursor; 4331 save_p_ws = p_ws; 4332 save_p_scs = p_scs; 4333 p_ws = FALSE; /* don't wrap around end of file now */ 4334 p_scs = FALSE; /* don't switch ignorecase off now */ 4335 4336 /* 4337 * With "gD" go to line 1. 4338 * With "gd" Search back for the start of the current function, then go 4339 * back until a blank line. If this fails go to line 1. 4340 */ 4341 if (!locally || !findpar(&incll, BACKWARD, 1L, '{', FALSE)) 4342 { 4343 setpcmark(); /* Set in findpar() otherwise */ 4344 curwin->w_cursor.lnum = 1; 4345 par_pos = curwin->w_cursor; 4346 } 4347 else 4348 { 4349 par_pos = curwin->w_cursor; 4350 while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL) 4351 --curwin->w_cursor.lnum; 4352 } 4353 curwin->w_cursor.col = 0; 4354 4355 /* Search forward for the identifier, ignore comment lines. */ 4356 CLEAR_POS(&found_pos); 4357 for (;;) 4358 { 4359 valid = FALSE; 4360 t = searchit(curwin, curbuf, &curwin->w_cursor, FORWARD, 4361 pat, 1L, searchflags, RE_LAST, (linenr_T)0, NULL, NULL); 4362 if (curwin->w_cursor.lnum >= old_pos.lnum) 4363 t = FAIL; /* match after start is failure too */ 4364 4365 if (thisblock && t != FAIL) 4366 { 4367 pos_T *pos; 4368 4369 /* Check that the block the match is in doesn't end before the 4370 * position where we started the search from. */ 4371 if ((pos = findmatchlimit(NULL, '}', FM_FORWARD, 4372 (int)(old_pos.lnum - curwin->w_cursor.lnum + 1))) != NULL 4373 && pos->lnum < old_pos.lnum) 4374 { 4375 /* There can't be a useful match before the end of this block. 4376 * Skip to the end. */ 4377 curwin->w_cursor = *pos; 4378 continue; 4379 } 4380 } 4381 4382 if (t == FAIL) 4383 { 4384 /* If we previously found a valid position, use it. */ 4385 if (found_pos.lnum != 0) 4386 { 4387 curwin->w_cursor = found_pos; 4388 t = OK; 4389 } 4390 break; 4391 } 4392 #ifdef FEAT_COMMENTS 4393 if (get_leader_len(ml_get_curline(), NULL, FALSE, TRUE) > 0) 4394 { 4395 /* Ignore this line, continue at start of next line. */ 4396 ++curwin->w_cursor.lnum; 4397 curwin->w_cursor.col = 0; 4398 continue; 4399 } 4400 #endif 4401 valid = is_ident(ml_get_curline(), curwin->w_cursor.col); 4402 4403 /* If the current position is not a valid identifier and a previous 4404 * match is present, favor that one instead. */ 4405 if (!valid && found_pos.lnum != 0) 4406 { 4407 curwin->w_cursor = found_pos; 4408 break; 4409 } 4410 4411 /* Global search: use first valid match found */ 4412 if (valid && !locally) 4413 break; 4414 if (valid && curwin->w_cursor.lnum >= par_pos.lnum) 4415 { 4416 /* If we previously found a valid position, use it. */ 4417 if (found_pos.lnum != 0) 4418 curwin->w_cursor = found_pos; 4419 break; 4420 } 4421 4422 /* For finding a local variable and the match is before the "{" or 4423 * inside a comment, continue searching. For K&R style function 4424 * declarations this skips the function header without types. */ 4425 if (!valid) 4426 { 4427 CLEAR_POS(&found_pos); 4428 } 4429 else 4430 found_pos = curwin->w_cursor; 4431 /* Remove SEARCH_START from flags to avoid getting stuck at one 4432 * position. */ 4433 searchflags &= ~SEARCH_START; 4434 } 4435 4436 if (t == FAIL) 4437 { 4438 retval = FAIL; 4439 curwin->w_cursor = old_pos; 4440 } 4441 else 4442 { 4443 curwin->w_set_curswant = TRUE; 4444 /* "n" searches forward now */ 4445 reset_search_dir(); 4446 } 4447 4448 vim_free(pat); 4449 p_ws = save_p_ws; 4450 p_scs = save_p_scs; 4451 4452 return retval; 4453 } 4454 4455 /* 4456 * Move 'dist' lines in direction 'dir', counting lines by *screen* 4457 * lines rather than lines in the file. 4458 * 'dist' must be positive. 4459 * 4460 * Return OK if able to move cursor, FAIL otherwise. 4461 */ 4462 static int 4463 nv_screengo(oparg_T *oap, int dir, long dist) 4464 { 4465 int linelen = linetabsize(ml_get_curline()); 4466 int retval = OK; 4467 int atend = FALSE; 4468 int n; 4469 int col_off1; /* margin offset for first screen line */ 4470 int col_off2; /* margin offset for wrapped screen line */ 4471 int width1; /* text width for first screen line */ 4472 int width2; /* test width for wrapped screen line */ 4473 4474 oap->motion_type = MCHAR; 4475 oap->inclusive = (curwin->w_curswant == MAXCOL); 4476 4477 col_off1 = curwin_col_off(); 4478 col_off2 = col_off1 - curwin_col_off2(); 4479 width1 = W_WIDTH(curwin) - col_off1; 4480 width2 = W_WIDTH(curwin) - col_off2; 4481 if (width2 == 0) 4482 width2 = 1; /* avoid divide by zero */ 4483 4484 #ifdef FEAT_WINDOWS 4485 if (curwin->w_width != 0) 4486 #endif 4487 { 4488 /* 4489 * Instead of sticking at the last character of the buffer line we 4490 * try to stick in the last column of the screen. 4491 */ 4492 if (curwin->w_curswant == MAXCOL) 4493 { 4494 atend = TRUE; 4495 validate_virtcol(); 4496 if (width1 <= 0) 4497 curwin->w_curswant = 0; 4498 else 4499 { 4500 curwin->w_curswant = width1 - 1; 4501 if (curwin->w_virtcol > curwin->w_curswant) 4502 curwin->w_curswant += ((curwin->w_virtcol 4503 - curwin->w_curswant - 1) / width2 + 1) * width2; 4504 } 4505 } 4506 else 4507 { 4508 if (linelen > width1) 4509 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 4510 else 4511 n = width1; 4512 if (curwin->w_curswant > (colnr_T)n + 1) 4513 curwin->w_curswant -= ((curwin->w_curswant - n) / width2 + 1) 4514 * width2; 4515 } 4516 4517 while (dist--) 4518 { 4519 if (dir == BACKWARD) 4520 { 4521 if ((long)curwin->w_curswant >= width2) 4522 /* move back within line */ 4523 curwin->w_curswant -= width2; 4524 else 4525 { 4526 /* to previous line */ 4527 if (curwin->w_cursor.lnum == 1) 4528 { 4529 retval = FAIL; 4530 break; 4531 } 4532 --curwin->w_cursor.lnum; 4533 #ifdef FEAT_FOLDING 4534 /* Move to the start of a closed fold. Don't do that when 4535 * 'foldopen' contains "all": it will open in a moment. */ 4536 if (!(fdo_flags & FDO_ALL)) 4537 (void)hasFolding(curwin->w_cursor.lnum, 4538 &curwin->w_cursor.lnum, NULL); 4539 #endif 4540 linelen = linetabsize(ml_get_curline()); 4541 if (linelen > width1) 4542 curwin->w_curswant += (((linelen - width1 - 1) / width2) 4543 + 1) * width2; 4544 } 4545 } 4546 else /* dir == FORWARD */ 4547 { 4548 if (linelen > width1) 4549 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 4550 else 4551 n = width1; 4552 if (curwin->w_curswant + width2 < (colnr_T)n) 4553 /* move forward within line */ 4554 curwin->w_curswant += width2; 4555 else 4556 { 4557 /* to next line */ 4558 #ifdef FEAT_FOLDING 4559 /* Move to the end of a closed fold. */ 4560 (void)hasFolding(curwin->w_cursor.lnum, NULL, 4561 &curwin->w_cursor.lnum); 4562 #endif 4563 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 4564 { 4565 retval = FAIL; 4566 break; 4567 } 4568 curwin->w_cursor.lnum++; 4569 curwin->w_curswant %= width2; 4570 linelen = linetabsize(ml_get_curline()); 4571 } 4572 } 4573 } 4574 } 4575 4576 if (virtual_active() && atend) 4577 coladvance(MAXCOL); 4578 else 4579 coladvance(curwin->w_curswant); 4580 4581 #if defined(FEAT_LINEBREAK) || defined(FEAT_MBYTE) 4582 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 4583 { 4584 colnr_T virtcol; 4585 4586 /* 4587 * Check for landing on a character that got split at the end of the 4588 * last line. We want to advance a screenline, not end up in the same 4589 * screenline or move two screenlines. 4590 */ 4591 validate_virtcol(); 4592 virtcol = curwin->w_virtcol; 4593 # if defined(FEAT_LINEBREAK) 4594 if (virtcol > (colnr_T)width1 && *p_sbr != NUL) 4595 virtcol -= vim_strsize(p_sbr); 4596 # endif 4597 4598 if (virtcol > curwin->w_curswant 4599 && (curwin->w_curswant < (colnr_T)width1 4600 ? (curwin->w_curswant > (colnr_T)width1 / 2) 4601 : ((curwin->w_curswant - width1) % width2 4602 > (colnr_T)width2 / 2))) 4603 --curwin->w_cursor.col; 4604 } 4605 #endif 4606 4607 if (atend) 4608 curwin->w_curswant = MAXCOL; /* stick in the last column */ 4609 4610 return retval; 4611 } 4612 4613 #ifdef FEAT_MOUSE 4614 /* 4615 * Mouse scroll wheel: Default action is to scroll three lines, or one page 4616 * when Shift or Ctrl is used. 4617 * K_MOUSEUP (cap->arg == 1) or K_MOUSEDOWN (cap->arg == 0) or 4618 * K_MOUSELEFT (cap->arg == -1) or K_MOUSERIGHT (cap->arg == -2) 4619 */ 4620 static void 4621 nv_mousescroll(cmdarg_T *cap) 4622 { 4623 # ifdef FEAT_WINDOWS 4624 win_T *old_curwin = curwin; 4625 4626 if (mouse_row >= 0 && mouse_col >= 0) 4627 { 4628 int row, col; 4629 4630 row = mouse_row; 4631 col = mouse_col; 4632 4633 /* find the window at the pointer coordinates */ 4634 curwin = mouse_find_win(&row, &col); 4635 curbuf = curwin->w_buffer; 4636 } 4637 # endif 4638 4639 if (cap->arg == MSCR_UP || cap->arg == MSCR_DOWN) 4640 { 4641 # ifdef FEAT_TERMINAL 4642 if (term_use_loop()) 4643 send_keys_to_term(curbuf->b_term, cap->cmdchar, TRUE); 4644 else 4645 # endif 4646 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 4647 { 4648 (void)onepage(cap->arg ? FORWARD : BACKWARD, 1L); 4649 } 4650 else 4651 { 4652 cap->count1 = 3; 4653 cap->count0 = 3; 4654 nv_scroll_line(cap); 4655 } 4656 } 4657 # ifdef FEAT_GUI 4658 else 4659 { 4660 /* Horizontal scroll - only allowed when 'wrap' is disabled */ 4661 if (!curwin->w_p_wrap) 4662 { 4663 int val, step = 6; 4664 4665 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 4666 step = W_WIDTH(curwin); 4667 val = curwin->w_leftcol + (cap->arg == MSCR_RIGHT ? -step : +step); 4668 if (val < 0) 4669 val = 0; 4670 4671 gui_do_horiz_scroll(val, TRUE); 4672 } 4673 } 4674 # endif 4675 4676 # ifdef FEAT_WINDOWS 4677 curwin->w_redr_status = TRUE; 4678 4679 curwin = old_curwin; 4680 curbuf = curwin->w_buffer; 4681 # endif 4682 } 4683 4684 /* 4685 * Mouse clicks and drags. 4686 */ 4687 static void 4688 nv_mouse(cmdarg_T *cap) 4689 { 4690 (void)do_mouse(cap->oap, cap->cmdchar, BACKWARD, cap->count1, 0); 4691 } 4692 #endif 4693 4694 /* 4695 * Handle CTRL-E and CTRL-Y commands: scroll a line up or down. 4696 * cap->arg must be TRUE for CTRL-E. 4697 */ 4698 static void 4699 nv_scroll_line(cmdarg_T *cap) 4700 { 4701 if (!checkclearop(cap->oap)) 4702 scroll_redraw(cap->arg, cap->count1); 4703 } 4704 4705 /* 4706 * Scroll "count" lines up or down, and redraw. 4707 */ 4708 void 4709 scroll_redraw(int up, long count) 4710 { 4711 linenr_T prev_topline = curwin->w_topline; 4712 #ifdef FEAT_DIFF 4713 int prev_topfill = curwin->w_topfill; 4714 #endif 4715 linenr_T prev_lnum = curwin->w_cursor.lnum; 4716 4717 if (up) 4718 scrollup(count, TRUE); 4719 else 4720 scrolldown(count, TRUE); 4721 if (p_so) 4722 { 4723 /* Adjust the cursor position for 'scrolloff'. Mark w_topline as 4724 * valid, otherwise the screen jumps back at the end of the file. */ 4725 cursor_correct(); 4726 check_cursor_moved(curwin); 4727 curwin->w_valid |= VALID_TOPLINE; 4728 4729 /* If moved back to where we were, at least move the cursor, otherwise 4730 * we get stuck at one position. Don't move the cursor up if the 4731 * first line of the buffer is already on the screen */ 4732 while (curwin->w_topline == prev_topline 4733 #ifdef FEAT_DIFF 4734 && curwin->w_topfill == prev_topfill 4735 #endif 4736 ) 4737 { 4738 if (up) 4739 { 4740 if (curwin->w_cursor.lnum > prev_lnum 4741 || cursor_down(1L, FALSE) == FAIL) 4742 break; 4743 } 4744 else 4745 { 4746 if (curwin->w_cursor.lnum < prev_lnum 4747 || prev_topline == 1L 4748 || cursor_up(1L, FALSE) == FAIL) 4749 break; 4750 } 4751 /* Mark w_topline as valid, otherwise the screen jumps back at the 4752 * end of the file. */ 4753 check_cursor_moved(curwin); 4754 curwin->w_valid |= VALID_TOPLINE; 4755 } 4756 } 4757 if (curwin->w_cursor.lnum != prev_lnum) 4758 coladvance(curwin->w_curswant); 4759 redraw_later(VALID); 4760 } 4761 4762 /* 4763 * Commands that start with "z". 4764 */ 4765 static void 4766 nv_zet(cmdarg_T *cap) 4767 { 4768 long n; 4769 colnr_T col; 4770 int nchar = cap->nchar; 4771 #ifdef FEAT_FOLDING 4772 long old_fdl = curwin->w_p_fdl; 4773 int old_fen = curwin->w_p_fen; 4774 #endif 4775 #ifdef FEAT_SPELL 4776 int undo = FALSE; 4777 #endif 4778 4779 if (VIM_ISDIGIT(nchar)) 4780 { 4781 /* 4782 * "z123{nchar}": edit the count before obtaining {nchar} 4783 */ 4784 if (checkclearop(cap->oap)) 4785 return; 4786 n = nchar - '0'; 4787 for (;;) 4788 { 4789 #ifdef USE_ON_FLY_SCROLL 4790 dont_scroll = TRUE; /* disallow scrolling here */ 4791 #endif 4792 ++no_mapping; 4793 ++allow_keys; /* no mapping for nchar, but allow key codes */ 4794 nchar = plain_vgetc(); 4795 LANGMAP_ADJUST(nchar, TRUE); 4796 --no_mapping; 4797 --allow_keys; 4798 #ifdef FEAT_CMDL_INFO 4799 (void)add_to_showcmd(nchar); 4800 #endif 4801 if (nchar == K_DEL || nchar == K_KDEL) 4802 n /= 10; 4803 else if (VIM_ISDIGIT(nchar)) 4804 n = n * 10 + (nchar - '0'); 4805 else if (nchar == CAR) 4806 { 4807 #ifdef FEAT_GUI 4808 need_mouse_correct = TRUE; 4809 #endif 4810 win_setheight((int)n); 4811 break; 4812 } 4813 else if (nchar == 'l' 4814 || nchar == 'h' 4815 || nchar == K_LEFT 4816 || nchar == K_RIGHT) 4817 { 4818 cap->count1 = n ? n * cap->count1 : cap->count1; 4819 goto dozet; 4820 } 4821 else 4822 { 4823 clearopbeep(cap->oap); 4824 break; 4825 } 4826 } 4827 cap->oap->op_type = OP_NOP; 4828 return; 4829 } 4830 4831 dozet: 4832 if ( 4833 #ifdef FEAT_FOLDING 4834 /* "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc" 4835 * and "zC" only in Visual mode. "zj" and "zk" are motion 4836 * commands. */ 4837 cap->nchar != 'f' && cap->nchar != 'F' 4838 && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar)) 4839 && cap->nchar != 'j' && cap->nchar != 'k' 4840 && 4841 #endif 4842 checkclearop(cap->oap)) 4843 return; 4844 4845 /* 4846 * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb": 4847 * If line number given, set cursor. 4848 */ 4849 if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL) 4850 && cap->count0 4851 && cap->count0 != curwin->w_cursor.lnum) 4852 { 4853 setpcmark(); 4854 if (cap->count0 > curbuf->b_ml.ml_line_count) 4855 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 4856 else 4857 curwin->w_cursor.lnum = cap->count0; 4858 check_cursor_col(); 4859 } 4860 4861 switch (nchar) 4862 { 4863 /* "z+", "z<CR>" and "zt": put cursor at top of screen */ 4864 case '+': 4865 if (cap->count0 == 0) 4866 { 4867 /* No count given: put cursor at the line below screen */ 4868 validate_botline(); /* make sure w_botline is valid */ 4869 if (curwin->w_botline > curbuf->b_ml.ml_line_count) 4870 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 4871 else 4872 curwin->w_cursor.lnum = curwin->w_botline; 4873 } 4874 /* FALLTHROUGH */ 4875 case NL: 4876 case CAR: 4877 case K_KENTER: 4878 beginline(BL_WHITE | BL_FIX); 4879 /* FALLTHROUGH */ 4880 4881 case 't': scroll_cursor_top(0, TRUE); 4882 redraw_later(VALID); 4883 set_fraction(curwin); 4884 break; 4885 4886 /* "z." and "zz": put cursor in middle of screen */ 4887 case '.': beginline(BL_WHITE | BL_FIX); 4888 /* FALLTHROUGH */ 4889 4890 case 'z': scroll_cursor_halfway(TRUE); 4891 redraw_later(VALID); 4892 set_fraction(curwin); 4893 break; 4894 4895 /* "z^", "z-" and "zb": put cursor at bottom of screen */ 4896 case '^': /* Strange Vi behavior: <count>z^ finds line at top of window 4897 * when <count> is at bottom of window, and puts that one at 4898 * bottom of window. */ 4899 if (cap->count0 != 0) 4900 { 4901 scroll_cursor_bot(0, TRUE); 4902 curwin->w_cursor.lnum = curwin->w_topline; 4903 } 4904 else if (curwin->w_topline == 1) 4905 curwin->w_cursor.lnum = 1; 4906 else 4907 curwin->w_cursor.lnum = curwin->w_topline - 1; 4908 /* FALLTHROUGH */ 4909 case '-': 4910 beginline(BL_WHITE | BL_FIX); 4911 /* FALLTHROUGH */ 4912 4913 case 'b': scroll_cursor_bot(0, TRUE); 4914 redraw_later(VALID); 4915 set_fraction(curwin); 4916 break; 4917 4918 /* "zH" - scroll screen right half-page */ 4919 case 'H': 4920 cap->count1 *= W_WIDTH(curwin) / 2; 4921 /* FALLTHROUGH */ 4922 4923 /* "zh" - scroll screen to the right */ 4924 case 'h': 4925 case K_LEFT: 4926 if (!curwin->w_p_wrap) 4927 { 4928 if ((colnr_T)cap->count1 > curwin->w_leftcol) 4929 curwin->w_leftcol = 0; 4930 else 4931 curwin->w_leftcol -= (colnr_T)cap->count1; 4932 leftcol_changed(); 4933 } 4934 break; 4935 4936 /* "zL" - scroll screen left half-page */ 4937 case 'L': cap->count1 *= W_WIDTH(curwin) / 2; 4938 /* FALLTHROUGH */ 4939 4940 /* "zl" - scroll screen to the left */ 4941 case 'l': 4942 case K_RIGHT: 4943 if (!curwin->w_p_wrap) 4944 { 4945 /* scroll the window left */ 4946 curwin->w_leftcol += (colnr_T)cap->count1; 4947 leftcol_changed(); 4948 } 4949 break; 4950 4951 /* "zs" - scroll screen, cursor at the start */ 4952 case 's': if (!curwin->w_p_wrap) 4953 { 4954 #ifdef FEAT_FOLDING 4955 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 4956 col = 0; /* like the cursor is in col 0 */ 4957 else 4958 #endif 4959 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL); 4960 if ((long)col > p_siso) 4961 col -= p_siso; 4962 else 4963 col = 0; 4964 if (curwin->w_leftcol != col) 4965 { 4966 curwin->w_leftcol = col; 4967 redraw_later(NOT_VALID); 4968 } 4969 } 4970 break; 4971 4972 /* "ze" - scroll screen, cursor at the end */ 4973 case 'e': if (!curwin->w_p_wrap) 4974 { 4975 #ifdef FEAT_FOLDING 4976 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 4977 col = 0; /* like the cursor is in col 0 */ 4978 else 4979 #endif 4980 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col); 4981 n = W_WIDTH(curwin) - curwin_col_off(); 4982 if ((long)col + p_siso < n) 4983 col = 0; 4984 else 4985 col = col + p_siso - n + 1; 4986 if (curwin->w_leftcol != col) 4987 { 4988 curwin->w_leftcol = col; 4989 redraw_later(NOT_VALID); 4990 } 4991 } 4992 break; 4993 4994 #ifdef FEAT_FOLDING 4995 /* "zF": create fold command */ 4996 /* "zf": create fold operator */ 4997 case 'F': 4998 case 'f': if (foldManualAllowed(TRUE)) 4999 { 5000 cap->nchar = 'f'; 5001 nv_operator(cap); 5002 curwin->w_p_fen = TRUE; 5003 5004 /* "zF" is like "zfzf" */ 5005 if (nchar == 'F' && cap->oap->op_type == OP_FOLD) 5006 { 5007 nv_operator(cap); 5008 finish_op = TRUE; 5009 } 5010 } 5011 else 5012 clearopbeep(cap->oap); 5013 break; 5014 5015 /* "zd": delete fold at cursor */ 5016 /* "zD": delete fold at cursor recursively */ 5017 case 'd': 5018 case 'D': if (foldManualAllowed(FALSE)) 5019 { 5020 if (VIsual_active) 5021 nv_operator(cap); 5022 else 5023 deleteFold(curwin->w_cursor.lnum, 5024 curwin->w_cursor.lnum, nchar == 'D', FALSE); 5025 } 5026 break; 5027 5028 /* "zE": erase all folds */ 5029 case 'E': if (foldmethodIsManual(curwin)) 5030 { 5031 clearFolding(curwin); 5032 changed_window_setting(); 5033 } 5034 else if (foldmethodIsMarker(curwin)) 5035 deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count, 5036 TRUE, FALSE); 5037 else 5038 EMSG(_("E352: Cannot erase folds with current 'foldmethod'")); 5039 break; 5040 5041 /* "zn": fold none: reset 'foldenable' */ 5042 case 'n': curwin->w_p_fen = FALSE; 5043 break; 5044 5045 /* "zN": fold Normal: set 'foldenable' */ 5046 case 'N': curwin->w_p_fen = TRUE; 5047 break; 5048 5049 /* "zi": invert folding: toggle 'foldenable' */ 5050 case 'i': curwin->w_p_fen = !curwin->w_p_fen; 5051 break; 5052 5053 /* "za": open closed fold or close open fold at cursor */ 5054 case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 5055 openFold(curwin->w_cursor.lnum, cap->count1); 5056 else 5057 { 5058 closeFold(curwin->w_cursor.lnum, cap->count1); 5059 curwin->w_p_fen = TRUE; 5060 } 5061 break; 5062 5063 /* "zA": open fold at cursor recursively */ 5064 case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 5065 openFoldRecurse(curwin->w_cursor.lnum); 5066 else 5067 { 5068 closeFoldRecurse(curwin->w_cursor.lnum); 5069 curwin->w_p_fen = TRUE; 5070 } 5071 break; 5072 5073 /* "zo": open fold at cursor or Visual area */ 5074 case 'o': if (VIsual_active) 5075 nv_operator(cap); 5076 else 5077 openFold(curwin->w_cursor.lnum, cap->count1); 5078 break; 5079 5080 /* "zO": open fold recursively */ 5081 case 'O': if (VIsual_active) 5082 nv_operator(cap); 5083 else 5084 openFoldRecurse(curwin->w_cursor.lnum); 5085 break; 5086 5087 /* "zc": close fold at cursor or Visual area */ 5088 case 'c': if (VIsual_active) 5089 nv_operator(cap); 5090 else 5091 closeFold(curwin->w_cursor.lnum, cap->count1); 5092 curwin->w_p_fen = TRUE; 5093 break; 5094 5095 /* "zC": close fold recursively */ 5096 case 'C': if (VIsual_active) 5097 nv_operator(cap); 5098 else 5099 closeFoldRecurse(curwin->w_cursor.lnum); 5100 curwin->w_p_fen = TRUE; 5101 break; 5102 5103 /* "zv": open folds at the cursor */ 5104 case 'v': foldOpenCursor(); 5105 break; 5106 5107 /* "zx": re-apply 'foldlevel' and open folds at the cursor */ 5108 case 'x': curwin->w_p_fen = TRUE; 5109 curwin->w_foldinvalid = TRUE; /* recompute folds */ 5110 newFoldLevel(); /* update right now */ 5111 foldOpenCursor(); 5112 break; 5113 5114 /* "zX": undo manual opens/closes, re-apply 'foldlevel' */ 5115 case 'X': curwin->w_p_fen = TRUE; 5116 curwin->w_foldinvalid = TRUE; /* recompute folds */ 5117 old_fdl = -1; /* force an update */ 5118 break; 5119 5120 /* "zm": fold more */ 5121 case 'm': if (curwin->w_p_fdl > 0) 5122 { 5123 curwin->w_p_fdl -= cap->count1; 5124 if (curwin->w_p_fdl < 0) 5125 curwin->w_p_fdl = 0; 5126 } 5127 old_fdl = -1; /* force an update */ 5128 curwin->w_p_fen = TRUE; 5129 break; 5130 5131 /* "zM": close all folds */ 5132 case 'M': curwin->w_p_fdl = 0; 5133 old_fdl = -1; /* force an update */ 5134 curwin->w_p_fen = TRUE; 5135 break; 5136 5137 /* "zr": reduce folding */ 5138 case 'r': curwin->w_p_fdl += cap->count1; 5139 { 5140 int d = getDeepestNesting(); 5141 5142 if (curwin->w_p_fdl >= d) 5143 curwin->w_p_fdl = d; 5144 } 5145 break; 5146 5147 /* "zR": open all folds */ 5148 case 'R': curwin->w_p_fdl = getDeepestNesting(); 5149 old_fdl = -1; /* force an update */ 5150 break; 5151 5152 case 'j': /* "zj" move to next fold downwards */ 5153 case 'k': /* "zk" move to next fold upwards */ 5154 if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD, 5155 cap->count1) == FAIL) 5156 clearopbeep(cap->oap); 5157 break; 5158 5159 #endif /* FEAT_FOLDING */ 5160 5161 #ifdef FEAT_SPELL 5162 case 'u': /* "zug" and "zuw": undo "zg" and "zw" */ 5163 ++no_mapping; 5164 ++allow_keys; /* no mapping for nchar, but allow key codes */ 5165 nchar = plain_vgetc(); 5166 LANGMAP_ADJUST(nchar, TRUE); 5167 --no_mapping; 5168 --allow_keys; 5169 #ifdef FEAT_CMDL_INFO 5170 (void)add_to_showcmd(nchar); 5171 #endif 5172 if (vim_strchr((char_u *)"gGwW", nchar) == NULL) 5173 { 5174 clearopbeep(cap->oap); 5175 break; 5176 } 5177 undo = TRUE; 5178 /*FALLTHROUGH*/ 5179 5180 case 'g': /* "zg": add good word to word list */ 5181 case 'w': /* "zw": add wrong word to word list */ 5182 case 'G': /* "zG": add good word to temp word list */ 5183 case 'W': /* "zW": add wrong word to temp word list */ 5184 { 5185 char_u *ptr = NULL; 5186 int len; 5187 5188 if (checkclearop(cap->oap)) 5189 break; 5190 if (VIsual_active && get_visual_text(cap, &ptr, &len) 5191 == FAIL) 5192 return; 5193 if (ptr == NULL) 5194 { 5195 pos_T pos = curwin->w_cursor; 5196 5197 /* Find bad word under the cursor. When 'spell' is 5198 * off this fails and find_ident_under_cursor() is 5199 * used below. */ 5200 emsg_off++; 5201 len = spell_move_to(curwin, FORWARD, TRUE, TRUE, NULL); 5202 emsg_off--; 5203 if (len != 0 && curwin->w_cursor.col <= pos.col) 5204 ptr = ml_get_pos(&curwin->w_cursor); 5205 curwin->w_cursor = pos; 5206 } 5207 5208 if (ptr == NULL && (len = find_ident_under_cursor(&ptr, 5209 FIND_IDENT)) == 0) 5210 return; 5211 spell_add_word(ptr, len, nchar == 'w' || nchar == 'W', 5212 (nchar == 'G' || nchar == 'W') 5213 ? 0 : (int)cap->count1, 5214 undo); 5215 } 5216 break; 5217 5218 case '=': /* "z=": suggestions for a badly spelled word */ 5219 if (!checkclearop(cap->oap)) 5220 spell_suggest((int)cap->count0); 5221 break; 5222 #endif 5223 5224 default: clearopbeep(cap->oap); 5225 } 5226 5227 #ifdef FEAT_FOLDING 5228 /* Redraw when 'foldenable' changed */ 5229 if (old_fen != curwin->w_p_fen) 5230 { 5231 # ifdef FEAT_DIFF 5232 win_T *wp; 5233 5234 if (foldmethodIsDiff(curwin) && curwin->w_p_scb) 5235 { 5236 /* Adjust 'foldenable' in diff-synced windows. */ 5237 FOR_ALL_WINDOWS(wp) 5238 { 5239 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb) 5240 { 5241 wp->w_p_fen = curwin->w_p_fen; 5242 changed_window_setting_win(wp); 5243 } 5244 } 5245 } 5246 # endif 5247 changed_window_setting(); 5248 } 5249 5250 /* Redraw when 'foldlevel' changed. */ 5251 if (old_fdl != curwin->w_p_fdl) 5252 newFoldLevel(); 5253 #endif 5254 } 5255 5256 #ifdef FEAT_GUI 5257 /* 5258 * Vertical scrollbar movement. 5259 */ 5260 static void 5261 nv_ver_scrollbar(cmdarg_T *cap) 5262 { 5263 if (cap->oap->op_type != OP_NOP) 5264 clearopbeep(cap->oap); 5265 5266 /* Even if an operator was pending, we still want to scroll */ 5267 gui_do_scroll(); 5268 } 5269 5270 /* 5271 * Horizontal scrollbar movement. 5272 */ 5273 static void 5274 nv_hor_scrollbar(cmdarg_T *cap) 5275 { 5276 if (cap->oap->op_type != OP_NOP) 5277 clearopbeep(cap->oap); 5278 5279 /* Even if an operator was pending, we still want to scroll */ 5280 gui_do_horiz_scroll(scrollbar_value, FALSE); 5281 } 5282 #endif 5283 5284 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 5285 /* 5286 * Click in GUI tab. 5287 */ 5288 static void 5289 nv_tabline(cmdarg_T *cap) 5290 { 5291 if (cap->oap->op_type != OP_NOP) 5292 clearopbeep(cap->oap); 5293 5294 /* Even if an operator was pending, we still want to jump tabs. */ 5295 goto_tabpage(current_tab); 5296 } 5297 5298 /* 5299 * Selected item in tab line menu. 5300 */ 5301 static void 5302 nv_tabmenu(cmdarg_T *cap) 5303 { 5304 if (cap->oap->op_type != OP_NOP) 5305 clearopbeep(cap->oap); 5306 5307 /* Even if an operator was pending, we still want to jump tabs. */ 5308 handle_tabmenu(); 5309 } 5310 5311 /* 5312 * Handle selecting an item of the GUI tab line menu. 5313 * Used in Normal and Insert mode. 5314 */ 5315 void 5316 handle_tabmenu(void) 5317 { 5318 switch (current_tabmenu) 5319 { 5320 case TABLINE_MENU_CLOSE: 5321 if (current_tab == 0) 5322 do_cmdline_cmd((char_u *)"tabclose"); 5323 else 5324 { 5325 vim_snprintf((char *)IObuff, IOSIZE, "tabclose %d", 5326 current_tab); 5327 do_cmdline_cmd(IObuff); 5328 } 5329 break; 5330 5331 case TABLINE_MENU_NEW: 5332 if (current_tab == 0) 5333 do_cmdline_cmd((char_u *)"$tabnew"); 5334 else 5335 { 5336 vim_snprintf((char *)IObuff, IOSIZE, "%dtabnew", 5337 current_tab - 1); 5338 do_cmdline_cmd(IObuff); 5339 } 5340 break; 5341 5342 case TABLINE_MENU_OPEN: 5343 if (current_tab == 0) 5344 do_cmdline_cmd((char_u *)"browse $tabnew"); 5345 else 5346 { 5347 vim_snprintf((char *)IObuff, IOSIZE, "browse %dtabnew", 5348 current_tab - 1); 5349 do_cmdline_cmd(IObuff); 5350 } 5351 break; 5352 } 5353 } 5354 #endif 5355 5356 /* 5357 * "Q" command. 5358 */ 5359 static void 5360 nv_exmode(cmdarg_T *cap) 5361 { 5362 /* 5363 * Ignore 'Q' in Visual mode, just give a beep. 5364 */ 5365 if (VIsual_active) 5366 vim_beep(BO_EX); 5367 else if (!checkclearop(cap->oap)) 5368 do_exmode(FALSE); 5369 } 5370 5371 /* 5372 * Handle a ":" command. 5373 */ 5374 static void 5375 nv_colon(cmdarg_T *cap) 5376 { 5377 int old_p_im; 5378 int cmd_result; 5379 5380 if (VIsual_active) 5381 nv_operator(cap); 5382 else 5383 { 5384 if (cap->oap->op_type != OP_NOP) 5385 { 5386 /* Using ":" as a movement is characterwise exclusive. */ 5387 cap->oap->motion_type = MCHAR; 5388 cap->oap->inclusive = FALSE; 5389 } 5390 else if (cap->count0) 5391 { 5392 /* translate "count:" into ":.,.+(count - 1)" */ 5393 stuffcharReadbuff('.'); 5394 if (cap->count0 > 1) 5395 { 5396 stuffReadbuff((char_u *)",.+"); 5397 stuffnumReadbuff((long)cap->count0 - 1L); 5398 } 5399 } 5400 5401 /* When typing, don't type below an old message */ 5402 if (KeyTyped) 5403 compute_cmdrow(); 5404 5405 old_p_im = p_im; 5406 5407 /* get a command line and execute it */ 5408 cmd_result = do_cmdline(NULL, getexline, NULL, 5409 cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0); 5410 5411 /* If 'insertmode' changed, enter or exit Insert mode */ 5412 if (p_im != old_p_im) 5413 { 5414 if (p_im) 5415 restart_edit = 'i'; 5416 else 5417 restart_edit = 0; 5418 } 5419 5420 if (cmd_result == FAIL) 5421 /* The Ex command failed, do not execute the operator. */ 5422 clearop(cap->oap); 5423 else if (cap->oap->op_type != OP_NOP 5424 && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count 5425 || cap->oap->start.col > 5426 (colnr_T)STRLEN(ml_get(cap->oap->start.lnum)) 5427 || did_emsg 5428 )) 5429 /* The start of the operator has become invalid by the Ex command. 5430 */ 5431 clearopbeep(cap->oap); 5432 } 5433 } 5434 5435 /* 5436 * Handle CTRL-G command. 5437 */ 5438 static void 5439 nv_ctrlg(cmdarg_T *cap) 5440 { 5441 if (VIsual_active) /* toggle Selection/Visual mode */ 5442 { 5443 VIsual_select = !VIsual_select; 5444 showmode(); 5445 } 5446 else if (!checkclearop(cap->oap)) 5447 /* print full name if count given or :cd used */ 5448 fileinfo((int)cap->count0, FALSE, TRUE); 5449 } 5450 5451 /* 5452 * Handle CTRL-H <Backspace> command. 5453 */ 5454 static void 5455 nv_ctrlh(cmdarg_T *cap) 5456 { 5457 if (VIsual_active && VIsual_select) 5458 { 5459 cap->cmdchar = 'x'; /* BS key behaves like 'x' in Select mode */ 5460 v_visop(cap); 5461 } 5462 else 5463 nv_left(cap); 5464 } 5465 5466 /* 5467 * CTRL-L: clear screen and redraw. 5468 */ 5469 static void 5470 nv_clear(cmdarg_T *cap) 5471 { 5472 if (!checkclearop(cap->oap)) 5473 { 5474 #if defined(__BEOS__) && !USE_THREAD_FOR_INPUT_WITH_TIMEOUT 5475 /* 5476 * Right now, the BeBox doesn't seem to have an easy way to detect 5477 * window resizing, so we cheat and make the user detect it 5478 * manually with CTRL-L instead 5479 */ 5480 ui_get_shellsize(); 5481 #endif 5482 #ifdef FEAT_SYN_HL 5483 /* Clear all syntax states to force resyncing. */ 5484 syn_stack_free_all(curwin->w_s); 5485 # ifdef FEAT_RELTIME 5486 { 5487 win_T *wp; 5488 5489 FOR_ALL_WINDOWS(wp) 5490 wp->w_s->b_syn_slow = FALSE; 5491 } 5492 # endif 5493 #endif 5494 redraw_later(CLEAR); 5495 } 5496 } 5497 5498 /* 5499 * CTRL-O: In Select mode: switch to Visual mode for one command. 5500 * Otherwise: Go to older pcmark. 5501 */ 5502 static void 5503 nv_ctrlo(cmdarg_T *cap) 5504 { 5505 if (VIsual_active && VIsual_select) 5506 { 5507 VIsual_select = FALSE; 5508 showmode(); 5509 restart_VIsual_select = 2; /* restart Select mode later */ 5510 } 5511 else 5512 { 5513 cap->count1 = -cap->count1; 5514 nv_pcmark(cap); 5515 } 5516 } 5517 5518 /* 5519 * CTRL-^ command, short for ":e #" 5520 */ 5521 static void 5522 nv_hat(cmdarg_T *cap) 5523 { 5524 if (!checkclearopq(cap->oap)) 5525 (void)buflist_getfile((int)cap->count0, (linenr_T)0, 5526 GETF_SETMARK|GETF_ALT, FALSE); 5527 } 5528 5529 /* 5530 * "Z" commands. 5531 */ 5532 static void 5533 nv_Zet(cmdarg_T *cap) 5534 { 5535 if (!checkclearopq(cap->oap)) 5536 { 5537 switch (cap->nchar) 5538 { 5539 /* "ZZ": equivalent to ":x". */ 5540 case 'Z': do_cmdline_cmd((char_u *)"x"); 5541 break; 5542 5543 /* "ZQ": equivalent to ":q!" (Elvis compatible). */ 5544 case 'Q': do_cmdline_cmd((char_u *)"q!"); 5545 break; 5546 5547 default: clearopbeep(cap->oap); 5548 } 5549 } 5550 } 5551 5552 #if defined(FEAT_WINDOWS) || defined(PROTO) 5553 /* 5554 * Call nv_ident() as if "c1" was used, with "c2" as next character. 5555 */ 5556 void 5557 do_nv_ident(int c1, int c2) 5558 { 5559 oparg_T oa; 5560 cmdarg_T ca; 5561 5562 clear_oparg(&oa); 5563 vim_memset(&ca, 0, sizeof(ca)); 5564 ca.oap = &oa; 5565 ca.cmdchar = c1; 5566 ca.nchar = c2; 5567 nv_ident(&ca); 5568 } 5569 #endif 5570 5571 /* 5572 * Handle the commands that use the word under the cursor. 5573 * [g] CTRL-] :ta to current identifier 5574 * [g] 'K' run program for current identifier 5575 * [g] '*' / to current identifier or string 5576 * [g] '#' ? to current identifier or string 5577 * g ']' :tselect for current identifier 5578 */ 5579 static void 5580 nv_ident(cmdarg_T *cap) 5581 { 5582 char_u *ptr = NULL; 5583 char_u *buf; 5584 unsigned buflen; 5585 char_u *newbuf; 5586 char_u *p; 5587 char_u *kp; /* value of 'keywordprg' */ 5588 int kp_help; /* 'keywordprg' is ":he" */ 5589 int kp_ex; /* 'keywordprg' starts with ":" */ 5590 int n = 0; /* init for GCC */ 5591 int cmdchar; 5592 int g_cmd; /* "g" command */ 5593 int tag_cmd = FALSE; 5594 char_u *aux_ptr; 5595 int isman; 5596 int isman_s; 5597 5598 if (cap->cmdchar == 'g') /* "g*", "g#", "g]" and "gCTRL-]" */ 5599 { 5600 cmdchar = cap->nchar; 5601 g_cmd = TRUE; 5602 } 5603 else 5604 { 5605 cmdchar = cap->cmdchar; 5606 g_cmd = FALSE; 5607 } 5608 5609 if (cmdchar == POUND) /* the pound sign, '#' for English keyboards */ 5610 cmdchar = '#'; 5611 5612 /* 5613 * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode. 5614 */ 5615 if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K') 5616 { 5617 if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL) 5618 return; 5619 if (checkclearopq(cap->oap)) 5620 return; 5621 } 5622 5623 if (ptr == NULL && (n = find_ident_under_cursor(&ptr, 5624 (cmdchar == '*' || cmdchar == '#') 5625 ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0) 5626 { 5627 clearop(cap->oap); 5628 return; 5629 } 5630 5631 /* Allocate buffer to put the command in. Inserting backslashes can 5632 * double the length of the word. p_kp / curbuf->b_p_kp could be added 5633 * and some numbers. */ 5634 kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp); 5635 kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0 5636 || STRCMP(kp, ":help") == 0); 5637 kp_ex = (*kp == ':'); 5638 buflen = (unsigned)(n * 2 + 30 + STRLEN(kp)); 5639 buf = alloc(buflen); 5640 if (buf == NULL) 5641 return; 5642 buf[0] = NUL; 5643 5644 switch (cmdchar) 5645 { 5646 case '*': 5647 case '#': 5648 /* 5649 * Put cursor at start of word, makes search skip the word 5650 * under the cursor. 5651 * Call setpcmark() first, so "*``" puts the cursor back where 5652 * it was. 5653 */ 5654 setpcmark(); 5655 curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline()); 5656 5657 if (!g_cmd && vim_iswordp(ptr)) 5658 STRCPY(buf, "\\<"); 5659 no_smartcase = TRUE; /* don't use 'smartcase' now */ 5660 break; 5661 5662 case 'K': 5663 if (kp_help) 5664 STRCPY(buf, "he! "); 5665 else if (kp_ex) 5666 { 5667 if (cap->count0 != 0) 5668 vim_snprintf((char *)buf, buflen, "%s %ld", 5669 kp, cap->count0); 5670 else 5671 STRCPY(buf, kp); 5672 STRCAT(buf, " "); 5673 } 5674 else 5675 { 5676 /* An external command will probably use an argument starting 5677 * with "-" as an option. To avoid trouble we skip the "-". */ 5678 while (*ptr == '-' && n > 0) 5679 { 5680 ++ptr; 5681 --n; 5682 } 5683 if (n == 0) 5684 { 5685 EMSG(_(e_noident)); /* found dashes only */ 5686 vim_free(buf); 5687 return; 5688 } 5689 5690 /* When a count is given, turn it into a range. Is this 5691 * really what we want? */ 5692 isman = (STRCMP(kp, "man") == 0); 5693 isman_s = (STRCMP(kp, "man -s") == 0); 5694 if (cap->count0 != 0 && !(isman || isman_s)) 5695 sprintf((char *)buf, ".,.+%ld", cap->count0 - 1); 5696 5697 STRCAT(buf, "! "); 5698 if (cap->count0 == 0 && isman_s) 5699 STRCAT(buf, "man"); 5700 else 5701 STRCAT(buf, kp); 5702 STRCAT(buf, " "); 5703 if (cap->count0 != 0 && (isman || isman_s)) 5704 { 5705 sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0); 5706 STRCAT(buf, " "); 5707 } 5708 } 5709 break; 5710 5711 case ']': 5712 tag_cmd = TRUE; 5713 #ifdef FEAT_CSCOPE 5714 if (p_cst) 5715 STRCPY(buf, "cstag "); 5716 else 5717 #endif 5718 STRCPY(buf, "ts "); 5719 break; 5720 5721 default: 5722 tag_cmd = TRUE; 5723 if (curbuf->b_help) 5724 STRCPY(buf, "he! "); 5725 else 5726 { 5727 if (g_cmd) 5728 STRCPY(buf, "tj "); 5729 else 5730 sprintf((char *)buf, "%ldta ", cap->count0); 5731 } 5732 } 5733 5734 /* 5735 * Now grab the chars in the identifier 5736 */ 5737 if (cmdchar == 'K' && !kp_help) 5738 { 5739 ptr = vim_strnsave(ptr, n); 5740 if (kp_ex) 5741 /* Escape the argument properly for an Ex command */ 5742 p = vim_strsave_fnameescape(ptr, FALSE); 5743 else 5744 /* Escape the argument properly for a shell command */ 5745 p = vim_strsave_shellescape(ptr, TRUE, TRUE); 5746 vim_free(ptr); 5747 if (p == NULL) 5748 { 5749 vim_free(buf); 5750 return; 5751 } 5752 newbuf = (char_u *)vim_realloc(buf, STRLEN(buf) + STRLEN(p) + 1); 5753 if (newbuf == NULL) 5754 { 5755 vim_free(buf); 5756 vim_free(p); 5757 return; 5758 } 5759 buf = newbuf; 5760 STRCAT(buf, p); 5761 vim_free(p); 5762 } 5763 else 5764 { 5765 if (cmdchar == '*') 5766 aux_ptr = (char_u *)(p_magic ? "/.*~[^$\\" : "/^$\\"); 5767 else if (cmdchar == '#') 5768 aux_ptr = (char_u *)(p_magic ? "/?.*~[^$\\" : "/?^$\\"); 5769 else if (tag_cmd) 5770 { 5771 if (curbuf->b_help) 5772 /* ":help" handles unescaped argument */ 5773 aux_ptr = (char_u *)""; 5774 else 5775 aux_ptr = (char_u *)"\\|\"\n["; 5776 } 5777 else 5778 aux_ptr = (char_u *)"\\|\"\n*?["; 5779 5780 p = buf + STRLEN(buf); 5781 while (n-- > 0) 5782 { 5783 /* put a backslash before \ and some others */ 5784 if (vim_strchr(aux_ptr, *ptr) != NULL) 5785 *p++ = '\\'; 5786 #ifdef FEAT_MBYTE 5787 /* When current byte is a part of multibyte character, copy all 5788 * bytes of that character. */ 5789 if (has_mbyte) 5790 { 5791 int i; 5792 int len = (*mb_ptr2len)(ptr) - 1; 5793 5794 for (i = 0; i < len && n >= 1; ++i, --n) 5795 *p++ = *ptr++; 5796 } 5797 #endif 5798 *p++ = *ptr++; 5799 } 5800 *p = NUL; 5801 } 5802 5803 /* 5804 * Execute the command. 5805 */ 5806 if (cmdchar == '*' || cmdchar == '#') 5807 { 5808 if (!g_cmd && ( 5809 #ifdef FEAT_MBYTE 5810 has_mbyte ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) : 5811 #endif 5812 vim_iswordc(ptr[-1]))) 5813 STRCAT(buf, "\\>"); 5814 #ifdef FEAT_CMDHIST 5815 /* put pattern in search history */ 5816 init_history(); 5817 add_to_history(HIST_SEARCH, buf, TRUE, NUL); 5818 #endif 5819 (void)normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0); 5820 } 5821 else 5822 do_cmdline_cmd(buf); 5823 5824 vim_free(buf); 5825 } 5826 5827 /* 5828 * Get visually selected text, within one line only. 5829 * Returns FAIL if more than one line selected. 5830 */ 5831 int 5832 get_visual_text( 5833 cmdarg_T *cap, 5834 char_u **pp, /* return: start of selected text */ 5835 int *lenp) /* return: length of selected text */ 5836 { 5837 if (VIsual_mode != 'V') 5838 unadjust_for_sel(); 5839 if (VIsual.lnum != curwin->w_cursor.lnum) 5840 { 5841 if (cap != NULL) 5842 clearopbeep(cap->oap); 5843 return FAIL; 5844 } 5845 if (VIsual_mode == 'V') 5846 { 5847 *pp = ml_get_curline(); 5848 *lenp = (int)STRLEN(*pp); 5849 } 5850 else 5851 { 5852 if (LT_POS(curwin->w_cursor, VIsual)) 5853 { 5854 *pp = ml_get_pos(&curwin->w_cursor); 5855 *lenp = VIsual.col - curwin->w_cursor.col + 1; 5856 } 5857 else 5858 { 5859 *pp = ml_get_pos(&VIsual); 5860 *lenp = curwin->w_cursor.col - VIsual.col + 1; 5861 } 5862 #ifdef FEAT_MBYTE 5863 if (has_mbyte) 5864 /* Correct the length to include the whole last character. */ 5865 *lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1; 5866 #endif 5867 } 5868 reset_VIsual_and_resel(); 5869 return OK; 5870 } 5871 5872 /* 5873 * CTRL-T: backwards in tag stack 5874 */ 5875 static void 5876 nv_tagpop(cmdarg_T *cap) 5877 { 5878 if (!checkclearopq(cap->oap)) 5879 do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE); 5880 } 5881 5882 /* 5883 * Handle scrolling command 'H', 'L' and 'M'. 5884 */ 5885 static void 5886 nv_scroll(cmdarg_T *cap) 5887 { 5888 int used = 0; 5889 long n; 5890 #ifdef FEAT_FOLDING 5891 linenr_T lnum; 5892 #endif 5893 int half; 5894 5895 cap->oap->motion_type = MLINE; 5896 setpcmark(); 5897 5898 if (cap->cmdchar == 'L') 5899 { 5900 validate_botline(); /* make sure curwin->w_botline is valid */ 5901 curwin->w_cursor.lnum = curwin->w_botline - 1; 5902 if (cap->count1 - 1 >= curwin->w_cursor.lnum) 5903 curwin->w_cursor.lnum = 1; 5904 else 5905 { 5906 #ifdef FEAT_FOLDING 5907 if (hasAnyFolding(curwin)) 5908 { 5909 /* Count a fold for one screen line. */ 5910 for (n = cap->count1 - 1; n > 0 5911 && curwin->w_cursor.lnum > curwin->w_topline; --n) 5912 { 5913 (void)hasFolding(curwin->w_cursor.lnum, 5914 &curwin->w_cursor.lnum, NULL); 5915 --curwin->w_cursor.lnum; 5916 } 5917 } 5918 else 5919 #endif 5920 curwin->w_cursor.lnum -= cap->count1 - 1; 5921 } 5922 } 5923 else 5924 { 5925 if (cap->cmdchar == 'M') 5926 { 5927 #ifdef FEAT_DIFF 5928 /* Don't count filler lines above the window. */ 5929 used -= diff_check_fill(curwin, curwin->w_topline) 5930 - curwin->w_topfill; 5931 #endif 5932 validate_botline(); /* make sure w_empty_rows is valid */ 5933 half = (curwin->w_height - curwin->w_empty_rows + 1) / 2; 5934 for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n) 5935 { 5936 #ifdef FEAT_DIFF 5937 /* Count half he number of filler lines to be "below this 5938 * line" and half to be "above the next line". */ 5939 if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline 5940 + n) / 2 >= half) 5941 { 5942 --n; 5943 break; 5944 } 5945 #endif 5946 used += plines(curwin->w_topline + n); 5947 if (used >= half) 5948 break; 5949 #ifdef FEAT_FOLDING 5950 if (hasFolding(curwin->w_topline + n, NULL, &lnum)) 5951 n = lnum - curwin->w_topline; 5952 #endif 5953 } 5954 if (n > 0 && used > curwin->w_height) 5955 --n; 5956 } 5957 else /* (cap->cmdchar == 'H') */ 5958 { 5959 n = cap->count1 - 1; 5960 #ifdef FEAT_FOLDING 5961 if (hasAnyFolding(curwin)) 5962 { 5963 /* Count a fold for one screen line. */ 5964 lnum = curwin->w_topline; 5965 while (n-- > 0 && lnum < curwin->w_botline - 1) 5966 { 5967 (void)hasFolding(lnum, NULL, &lnum); 5968 ++lnum; 5969 } 5970 n = lnum - curwin->w_topline; 5971 } 5972 #endif 5973 } 5974 curwin->w_cursor.lnum = curwin->w_topline + n; 5975 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 5976 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 5977 } 5978 5979 cursor_correct(); /* correct for 'so' */ 5980 beginline(BL_SOL | BL_FIX); 5981 } 5982 5983 /* 5984 * Cursor right commands. 5985 */ 5986 static void 5987 nv_right(cmdarg_T *cap) 5988 { 5989 long n; 5990 int past_line; 5991 5992 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 5993 { 5994 /* <C-Right> and <S-Right> move a word or WORD right */ 5995 if (mod_mask & MOD_MASK_CTRL) 5996 cap->arg = TRUE; 5997 nv_wordcmd(cap); 5998 return; 5999 } 6000 6001 cap->oap->motion_type = MCHAR; 6002 cap->oap->inclusive = FALSE; 6003 past_line = (VIsual_active && *p_sel != 'o'); 6004 6005 #ifdef FEAT_VIRTUALEDIT 6006 /* 6007 * In virtual edit mode, there's no such thing as "past_line", as lines 6008 * are (theoretically) infinitely long. 6009 */ 6010 if (virtual_active()) 6011 past_line = 0; 6012 #endif 6013 6014 for (n = cap->count1; n > 0; --n) 6015 { 6016 if ((!past_line && oneright() == FAIL) 6017 || (past_line && *ml_get_cursor() == NUL) 6018 ) 6019 { 6020 /* 6021 * <Space> wraps to next line if 'whichwrap' has 's'. 6022 * 'l' wraps to next line if 'whichwrap' has 'l'. 6023 * CURS_RIGHT wraps to next line if 'whichwrap' has '>'. 6024 */ 6025 if ( ((cap->cmdchar == ' ' 6026 && vim_strchr(p_ww, 's') != NULL) 6027 || (cap->cmdchar == 'l' 6028 && vim_strchr(p_ww, 'l') != NULL) 6029 || (cap->cmdchar == K_RIGHT 6030 && vim_strchr(p_ww, '>') != NULL)) 6031 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 6032 { 6033 /* When deleting we also count the NL as a character. 6034 * Set cap->oap->inclusive when last char in the line is 6035 * included, move to next line after that */ 6036 if ( cap->oap->op_type != OP_NOP 6037 && !cap->oap->inclusive 6038 && !LINEEMPTY(curwin->w_cursor.lnum)) 6039 cap->oap->inclusive = TRUE; 6040 else 6041 { 6042 ++curwin->w_cursor.lnum; 6043 curwin->w_cursor.col = 0; 6044 #ifdef FEAT_VIRTUALEDIT 6045 curwin->w_cursor.coladd = 0; 6046 #endif 6047 curwin->w_set_curswant = TRUE; 6048 cap->oap->inclusive = FALSE; 6049 } 6050 continue; 6051 } 6052 if (cap->oap->op_type == OP_NOP) 6053 { 6054 /* Only beep and flush if not moved at all */ 6055 if (n == cap->count1) 6056 beep_flush(); 6057 } 6058 else 6059 { 6060 if (!LINEEMPTY(curwin->w_cursor.lnum)) 6061 cap->oap->inclusive = TRUE; 6062 } 6063 break; 6064 } 6065 else if (past_line) 6066 { 6067 curwin->w_set_curswant = TRUE; 6068 #ifdef FEAT_VIRTUALEDIT 6069 if (virtual_active()) 6070 oneright(); 6071 else 6072 #endif 6073 { 6074 #ifdef FEAT_MBYTE 6075 if (has_mbyte) 6076 curwin->w_cursor.col += 6077 (*mb_ptr2len)(ml_get_cursor()); 6078 else 6079 #endif 6080 ++curwin->w_cursor.col; 6081 } 6082 } 6083 } 6084 #ifdef FEAT_FOLDING 6085 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 6086 && cap->oap->op_type == OP_NOP) 6087 foldOpenCursor(); 6088 #endif 6089 } 6090 6091 /* 6092 * Cursor left commands. 6093 * 6094 * Returns TRUE when operator end should not be adjusted. 6095 */ 6096 static void 6097 nv_left(cmdarg_T *cap) 6098 { 6099 long n; 6100 6101 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 6102 { 6103 /* <C-Left> and <S-Left> move a word or WORD left */ 6104 if (mod_mask & MOD_MASK_CTRL) 6105 cap->arg = 1; 6106 nv_bck_word(cap); 6107 return; 6108 } 6109 6110 cap->oap->motion_type = MCHAR; 6111 cap->oap->inclusive = FALSE; 6112 for (n = cap->count1; n > 0; --n) 6113 { 6114 if (oneleft() == FAIL) 6115 { 6116 /* <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'. 6117 * 'h' wraps to previous line if 'whichwrap' has 'h'. 6118 * CURS_LEFT wraps to previous line if 'whichwrap' has '<'. 6119 */ 6120 if ( (((cap->cmdchar == K_BS 6121 || cap->cmdchar == Ctrl_H) 6122 && vim_strchr(p_ww, 'b') != NULL) 6123 || (cap->cmdchar == 'h' 6124 && vim_strchr(p_ww, 'h') != NULL) 6125 || (cap->cmdchar == K_LEFT 6126 && vim_strchr(p_ww, '<') != NULL)) 6127 && curwin->w_cursor.lnum > 1) 6128 { 6129 --(curwin->w_cursor.lnum); 6130 coladvance((colnr_T)MAXCOL); 6131 curwin->w_set_curswant = TRUE; 6132 6133 /* When the NL before the first char has to be deleted we 6134 * put the cursor on the NUL after the previous line. 6135 * This is a very special case, be careful! 6136 * Don't adjust op_end now, otherwise it won't work. */ 6137 if ( (cap->oap->op_type == OP_DELETE 6138 || cap->oap->op_type == OP_CHANGE) 6139 && !LINEEMPTY(curwin->w_cursor.lnum)) 6140 { 6141 char_u *cp = ml_get_cursor(); 6142 6143 if (*cp != NUL) 6144 { 6145 #ifdef FEAT_MBYTE 6146 if (has_mbyte) 6147 curwin->w_cursor.col += (*mb_ptr2len)(cp); 6148 else 6149 #endif 6150 ++curwin->w_cursor.col; 6151 } 6152 cap->retval |= CA_NO_ADJ_OP_END; 6153 } 6154 continue; 6155 } 6156 /* Only beep and flush if not moved at all */ 6157 else if (cap->oap->op_type == OP_NOP && n == cap->count1) 6158 beep_flush(); 6159 break; 6160 } 6161 } 6162 #ifdef FEAT_FOLDING 6163 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 6164 && cap->oap->op_type == OP_NOP) 6165 foldOpenCursor(); 6166 #endif 6167 } 6168 6169 /* 6170 * Cursor up commands. 6171 * cap->arg is TRUE for "-": Move cursor to first non-blank. 6172 */ 6173 static void 6174 nv_up(cmdarg_T *cap) 6175 { 6176 if (mod_mask & MOD_MASK_SHIFT) 6177 { 6178 /* <S-Up> is page up */ 6179 cap->arg = BACKWARD; 6180 nv_page(cap); 6181 } 6182 else 6183 { 6184 cap->oap->motion_type = MLINE; 6185 if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 6186 clearopbeep(cap->oap); 6187 else if (cap->arg) 6188 beginline(BL_WHITE | BL_FIX); 6189 } 6190 } 6191 6192 /* 6193 * Cursor down commands. 6194 * cap->arg is TRUE for CR and "+": Move cursor to first non-blank. 6195 */ 6196 static void 6197 nv_down(cmdarg_T *cap) 6198 { 6199 if (mod_mask & MOD_MASK_SHIFT) 6200 { 6201 /* <S-Down> is page down */ 6202 cap->arg = FORWARD; 6203 nv_page(cap); 6204 } 6205 else 6206 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX) 6207 /* In a quickfix window a <CR> jumps to the error under the cursor. */ 6208 if (bt_quickfix(curbuf) && cap->cmdchar == CAR) 6209 { 6210 if (curwin->w_llist_ref == NULL) 6211 do_cmdline_cmd((char_u *)".cc"); /* quickfix window */ 6212 else 6213 do_cmdline_cmd((char_u *)".ll"); /* location list window */ 6214 } 6215 else 6216 #endif 6217 { 6218 #ifdef FEAT_CMDWIN 6219 /* In the cmdline window a <CR> executes the command. */ 6220 if (cmdwin_type != 0 && cap->cmdchar == CAR) 6221 cmdwin_result = CAR; 6222 else 6223 #endif 6224 { 6225 cap->oap->motion_type = MLINE; 6226 if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 6227 clearopbeep(cap->oap); 6228 else if (cap->arg) 6229 beginline(BL_WHITE | BL_FIX); 6230 } 6231 } 6232 } 6233 6234 #ifdef FEAT_SEARCHPATH 6235 /* 6236 * Grab the file name under the cursor and edit it. 6237 */ 6238 static void 6239 nv_gotofile(cmdarg_T *cap) 6240 { 6241 char_u *ptr; 6242 linenr_T lnum = -1; 6243 6244 if (text_locked()) 6245 { 6246 clearopbeep(cap->oap); 6247 text_locked_msg(); 6248 return; 6249 } 6250 #ifdef FEAT_AUTOCMD 6251 if (curbuf_locked()) 6252 { 6253 clearop(cap->oap); 6254 return; 6255 } 6256 #endif 6257 6258 ptr = grab_file_name(cap->count1, &lnum); 6259 6260 if (ptr != NULL) 6261 { 6262 /* do autowrite if necessary */ 6263 if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !buf_hide(curbuf)) 6264 (void)autowrite(curbuf, FALSE); 6265 setpcmark(); 6266 if (do_ecmd(0, ptr, NULL, NULL, ECMD_LAST, 6267 buf_hide(curbuf) ? ECMD_HIDE : 0, curwin) == OK 6268 && cap->nchar == 'F' && lnum >= 0) 6269 { 6270 curwin->w_cursor.lnum = lnum; 6271 check_cursor_lnum(); 6272 beginline(BL_SOL | BL_FIX); 6273 } 6274 vim_free(ptr); 6275 } 6276 else 6277 clearop(cap->oap); 6278 } 6279 #endif 6280 6281 /* 6282 * <End> command: to end of current line or last line. 6283 */ 6284 static void 6285 nv_end(cmdarg_T *cap) 6286 { 6287 if (cap->arg || (mod_mask & MOD_MASK_CTRL)) /* CTRL-END = goto last line */ 6288 { 6289 cap->arg = TRUE; 6290 nv_goto(cap); 6291 cap->count1 = 1; /* to end of current line */ 6292 } 6293 nv_dollar(cap); 6294 } 6295 6296 /* 6297 * Handle the "$" command. 6298 */ 6299 static void 6300 nv_dollar(cmdarg_T *cap) 6301 { 6302 cap->oap->motion_type = MCHAR; 6303 cap->oap->inclusive = TRUE; 6304 #ifdef FEAT_VIRTUALEDIT 6305 /* In virtual mode when off the edge of a line and an operator 6306 * is pending (whew!) keep the cursor where it is. 6307 * Otherwise, send it to the end of the line. */ 6308 if (!virtual_active() || gchar_cursor() != NUL 6309 || cap->oap->op_type == OP_NOP) 6310 #endif 6311 curwin->w_curswant = MAXCOL; /* so we stay at the end */ 6312 if (cursor_down((long)(cap->count1 - 1), 6313 cap->oap->op_type == OP_NOP) == FAIL) 6314 clearopbeep(cap->oap); 6315 #ifdef FEAT_FOLDING 6316 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6317 foldOpenCursor(); 6318 #endif 6319 } 6320 6321 /* 6322 * Implementation of '?' and '/' commands. 6323 * If cap->arg is TRUE don't set PC mark. 6324 */ 6325 static void 6326 nv_search(cmdarg_T *cap) 6327 { 6328 oparg_T *oap = cap->oap; 6329 pos_T save_cursor = curwin->w_cursor; 6330 6331 if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13) 6332 { 6333 /* Translate "g??" to "g?g?" */ 6334 cap->cmdchar = 'g'; 6335 cap->nchar = '?'; 6336 nv_operator(cap); 6337 return; 6338 } 6339 6340 /* When using 'incsearch' the cursor may be moved to set a different search 6341 * start position. */ 6342 cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0); 6343 6344 if (cap->searchbuf == NULL) 6345 { 6346 clearop(oap); 6347 return; 6348 } 6349 6350 (void)normal_search(cap, cap->cmdchar, cap->searchbuf, 6351 (cap->arg || !EQUAL_POS(save_cursor, curwin->w_cursor)) 6352 ? 0 : SEARCH_MARK); 6353 } 6354 6355 /* 6356 * Handle "N" and "n" commands. 6357 * cap->arg is SEARCH_REV for "N", 0 for "n". 6358 */ 6359 static void 6360 nv_next(cmdarg_T *cap) 6361 { 6362 pos_T old = curwin->w_cursor; 6363 int i = normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg); 6364 6365 if (i == 1 && EQUAL_POS(old, curwin->w_cursor)) 6366 { 6367 /* Avoid getting stuck on the current cursor position, which can 6368 * happen when an offset is given and the cursor is on the last char 6369 * in the buffer: Repeat with count + 1. */ 6370 cap->count1 += 1; 6371 (void)normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg); 6372 cap->count1 -= 1; 6373 } 6374 } 6375 6376 /* 6377 * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat). 6378 * Uses only cap->count1 and cap->oap from "cap". 6379 * Return 0 for failure, 1 for found, 2 for found and line offset added. 6380 */ 6381 static int 6382 normal_search( 6383 cmdarg_T *cap, 6384 int dir, 6385 char_u *pat, 6386 int opt) /* extra flags for do_search() */ 6387 { 6388 int i; 6389 6390 cap->oap->motion_type = MCHAR; 6391 cap->oap->inclusive = FALSE; 6392 cap->oap->use_reg_one = TRUE; 6393 curwin->w_set_curswant = TRUE; 6394 6395 i = do_search(cap->oap, dir, pat, cap->count1, 6396 opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG, NULL, NULL); 6397 if (i == 0) 6398 clearop(cap->oap); 6399 else 6400 { 6401 if (i == 2) 6402 cap->oap->motion_type = MLINE; 6403 #ifdef FEAT_VIRTUALEDIT 6404 curwin->w_cursor.coladd = 0; 6405 #endif 6406 #ifdef FEAT_FOLDING 6407 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 6408 foldOpenCursor(); 6409 #endif 6410 } 6411 6412 /* "/$" will put the cursor after the end of the line, may need to 6413 * correct that here */ 6414 check_cursor(); 6415 return i; 6416 } 6417 6418 /* 6419 * Character search commands. 6420 * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for 6421 * ',' and FALSE for ';'. 6422 * cap->nchar is NUL for ',' and ';' (repeat the search) 6423 */ 6424 static void 6425 nv_csearch(cmdarg_T *cap) 6426 { 6427 int t_cmd; 6428 6429 if (cap->cmdchar == 't' || cap->cmdchar == 'T') 6430 t_cmd = TRUE; 6431 else 6432 t_cmd = FALSE; 6433 6434 cap->oap->motion_type = MCHAR; 6435 if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL) 6436 clearopbeep(cap->oap); 6437 else 6438 { 6439 curwin->w_set_curswant = TRUE; 6440 #ifdef FEAT_VIRTUALEDIT 6441 /* Include a Tab for "tx" and for "dfx". */ 6442 if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD 6443 && (t_cmd || cap->oap->op_type != OP_NOP)) 6444 { 6445 colnr_T scol, ecol; 6446 6447 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol); 6448 curwin->w_cursor.coladd = ecol - scol; 6449 } 6450 else 6451 curwin->w_cursor.coladd = 0; 6452 #endif 6453 adjust_for_sel(cap); 6454 #ifdef FEAT_FOLDING 6455 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6456 foldOpenCursor(); 6457 #endif 6458 } 6459 } 6460 6461 /* 6462 * "[" and "]" commands. 6463 * cap->arg is BACKWARD for "[" and FORWARD for "]". 6464 */ 6465 static void 6466 nv_brackets(cmdarg_T *cap) 6467 { 6468 pos_T new_pos = INIT_POS_T(0, 0, 0); 6469 pos_T prev_pos; 6470 pos_T *pos = NULL; /* init for GCC */ 6471 pos_T old_pos; /* cursor position before command */ 6472 int flag; 6473 long n; 6474 int findc; 6475 int c; 6476 6477 cap->oap->motion_type = MCHAR; 6478 cap->oap->inclusive = FALSE; 6479 old_pos = curwin->w_cursor; 6480 #ifdef FEAT_VIRTUALEDIT 6481 curwin->w_cursor.coladd = 0; /* TODO: don't do this for an error. */ 6482 #endif 6483 6484 #ifdef FEAT_SEARCHPATH 6485 /* 6486 * "[f" or "]f" : Edit file under the cursor (same as "gf") 6487 */ 6488 if (cap->nchar == 'f') 6489 nv_gotofile(cap); 6490 else 6491 #endif 6492 6493 #ifdef FEAT_FIND_ID 6494 /* 6495 * Find the occurrence(s) of the identifier or define under cursor 6496 * in current and included files or jump to the first occurrence. 6497 * 6498 * search list jump 6499 * fwd bwd fwd bwd fwd bwd 6500 * identifier "]i" "[i" "]I" "[I" "]^I" "[^I" 6501 * define "]d" "[d" "]D" "[D" "]^D" "[^D" 6502 */ 6503 if (vim_strchr((char_u *) 6504 #ifdef EBCDIC 6505 "iI\005dD\067", 6506 #else 6507 "iI\011dD\004", 6508 #endif 6509 cap->nchar) != NULL) 6510 { 6511 char_u *ptr; 6512 int len; 6513 6514 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) 6515 clearop(cap->oap); 6516 else 6517 { 6518 find_pattern_in_path(ptr, 0, len, TRUE, 6519 cap->count0 == 0 ? !isupper(cap->nchar) : FALSE, 6520 ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY, 6521 cap->count1, 6522 isupper(cap->nchar) ? ACTION_SHOW_ALL : 6523 islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO, 6524 cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1, 6525 (linenr_T)MAXLNUM); 6526 curwin->w_set_curswant = TRUE; 6527 } 6528 } 6529 else 6530 #endif 6531 6532 /* 6533 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')' 6534 * "[#", "]#": go to start/end of Nth innermost #if..#endif construct. 6535 * "[/", "[*", "]/", "]*": go to Nth comment start/end. 6536 * "[m" or "]m" search for prev/next start of (Java) method. 6537 * "[M" or "]M" search for prev/next end of (Java) method. 6538 */ 6539 if ( (cap->cmdchar == '[' 6540 && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL) 6541 || (cap->cmdchar == ']' 6542 && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL)) 6543 { 6544 if (cap->nchar == '*') 6545 cap->nchar = '/'; 6546 prev_pos.lnum = 0; 6547 if (cap->nchar == 'm' || cap->nchar == 'M') 6548 { 6549 if (cap->cmdchar == '[') 6550 findc = '{'; 6551 else 6552 findc = '}'; 6553 n = 9999; 6554 } 6555 else 6556 { 6557 findc = cap->nchar; 6558 n = cap->count1; 6559 } 6560 for ( ; n > 0; --n) 6561 { 6562 if ((pos = findmatchlimit(cap->oap, findc, 6563 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL) 6564 { 6565 if (new_pos.lnum == 0) /* nothing found */ 6566 { 6567 if (cap->nchar != 'm' && cap->nchar != 'M') 6568 clearopbeep(cap->oap); 6569 } 6570 else 6571 pos = &new_pos; /* use last one found */ 6572 break; 6573 } 6574 prev_pos = new_pos; 6575 curwin->w_cursor = *pos; 6576 new_pos = *pos; 6577 } 6578 curwin->w_cursor = old_pos; 6579 6580 /* 6581 * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only 6582 * brought us to the match for "[m" and "]M" when inside a method. 6583 * Try finding the '{' or '}' we want to be at. 6584 * Also repeat for the given count. 6585 */ 6586 if (cap->nchar == 'm' || cap->nchar == 'M') 6587 { 6588 /* norm is TRUE for "]M" and "[m" */ 6589 int norm = ((findc == '{') == (cap->nchar == 'm')); 6590 6591 n = cap->count1; 6592 /* found a match: we were inside a method */ 6593 if (prev_pos.lnum != 0) 6594 { 6595 pos = &prev_pos; 6596 curwin->w_cursor = prev_pos; 6597 if (norm) 6598 --n; 6599 } 6600 else 6601 pos = NULL; 6602 while (n > 0) 6603 { 6604 for (;;) 6605 { 6606 if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0) 6607 { 6608 /* if not found anything, that's an error */ 6609 if (pos == NULL) 6610 clearopbeep(cap->oap); 6611 n = 0; 6612 break; 6613 } 6614 c = gchar_cursor(); 6615 if (c == '{' || c == '}') 6616 { 6617 /* Must have found end/start of class: use it. 6618 * Or found the place to be at. */ 6619 if ((c == findc && norm) || (n == 1 && !norm)) 6620 { 6621 new_pos = curwin->w_cursor; 6622 pos = &new_pos; 6623 n = 0; 6624 } 6625 /* if no match found at all, we started outside of the 6626 * class and we're inside now. Just go on. */ 6627 else if (new_pos.lnum == 0) 6628 { 6629 new_pos = curwin->w_cursor; 6630 pos = &new_pos; 6631 } 6632 /* found start/end of other method: go to match */ 6633 else if ((pos = findmatchlimit(cap->oap, findc, 6634 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 6635 0)) == NULL) 6636 n = 0; 6637 else 6638 curwin->w_cursor = *pos; 6639 break; 6640 } 6641 } 6642 --n; 6643 } 6644 curwin->w_cursor = old_pos; 6645 if (pos == NULL && new_pos.lnum != 0) 6646 clearopbeep(cap->oap); 6647 } 6648 if (pos != NULL) 6649 { 6650 setpcmark(); 6651 curwin->w_cursor = *pos; 6652 curwin->w_set_curswant = TRUE; 6653 #ifdef FEAT_FOLDING 6654 if ((fdo_flags & FDO_BLOCK) && KeyTyped 6655 && cap->oap->op_type == OP_NOP) 6656 foldOpenCursor(); 6657 #endif 6658 } 6659 } 6660 6661 /* 6662 * "[[", "[]", "]]" and "][": move to start or end of function 6663 */ 6664 else if (cap->nchar == '[' || cap->nchar == ']') 6665 { 6666 if (cap->nchar == cap->cmdchar) /* "]]" or "[[" */ 6667 flag = '{'; 6668 else 6669 flag = '}'; /* "][" or "[]" */ 6670 6671 curwin->w_set_curswant = TRUE; 6672 /* 6673 * Imitate strange Vi behaviour: When using "]]" with an operator 6674 * we also stop at '}'. 6675 */ 6676 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, flag, 6677 (cap->oap->op_type != OP_NOP 6678 && cap->arg == FORWARD && flag == '{'))) 6679 clearopbeep(cap->oap); 6680 else 6681 { 6682 if (cap->oap->op_type == OP_NOP) 6683 beginline(BL_WHITE | BL_FIX); 6684 #ifdef FEAT_FOLDING 6685 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 6686 foldOpenCursor(); 6687 #endif 6688 } 6689 } 6690 6691 /* 6692 * "[p", "[P", "]P" and "]p": put with indent adjustment 6693 */ 6694 else if (cap->nchar == 'p' || cap->nchar == 'P') 6695 { 6696 if (!checkclearop(cap->oap)) 6697 { 6698 int dir = (cap->cmdchar == ']' && cap->nchar == 'p') 6699 ? FORWARD : BACKWARD; 6700 int regname = cap->oap->regname; 6701 int was_visual = VIsual_active; 6702 int line_count = curbuf->b_ml.ml_line_count; 6703 pos_T start, end; 6704 6705 if (VIsual_active) 6706 { 6707 start = LTOREQ_POS(VIsual, curwin->w_cursor) 6708 ? VIsual : curwin->w_cursor; 6709 end = EQUAL_POS(start,VIsual) ? curwin->w_cursor : VIsual; 6710 curwin->w_cursor = (dir == BACKWARD ? start : end); 6711 } 6712 # ifdef FEAT_CLIPBOARD 6713 adjust_clip_reg(®name); 6714 # endif 6715 prep_redo_cmd(cap); 6716 6717 do_put(regname, dir, cap->count1, PUT_FIXINDENT); 6718 if (was_visual) 6719 { 6720 VIsual = start; 6721 curwin->w_cursor = end; 6722 if (dir == BACKWARD) 6723 { 6724 /* adjust lines */ 6725 VIsual.lnum += curbuf->b_ml.ml_line_count - line_count; 6726 curwin->w_cursor.lnum += 6727 curbuf->b_ml.ml_line_count - line_count; 6728 } 6729 6730 VIsual_active = TRUE; 6731 if (VIsual_mode == 'V') 6732 { 6733 /* delete visually selected lines */ 6734 cap->cmdchar = 'd'; 6735 cap->nchar = NUL; 6736 cap->oap->regname = regname; 6737 nv_operator(cap); 6738 do_pending_operator(cap, 0, FALSE); 6739 } 6740 if (VIsual_active) 6741 { 6742 end_visual_mode(); 6743 redraw_later(SOME_VALID); 6744 } 6745 } 6746 } 6747 } 6748 6749 /* 6750 * "['", "[`", "]'" and "]`": jump to next mark 6751 */ 6752 else if (cap->nchar == '\'' || cap->nchar == '`') 6753 { 6754 pos = &curwin->w_cursor; 6755 for (n = cap->count1; n > 0; --n) 6756 { 6757 prev_pos = *pos; 6758 pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD, 6759 cap->nchar == '\''); 6760 if (pos == NULL) 6761 break; 6762 } 6763 if (pos == NULL) 6764 pos = &prev_pos; 6765 nv_cursormark(cap, cap->nchar == '\'', pos); 6766 } 6767 6768 #ifdef FEAT_MOUSE 6769 /* 6770 * [ or ] followed by a middle mouse click: put selected text with 6771 * indent adjustment. Any other button just does as usual. 6772 */ 6773 else if (cap->nchar >= K_RIGHTRELEASE && cap->nchar <= K_LEFTMOUSE) 6774 { 6775 (void)do_mouse(cap->oap, cap->nchar, 6776 (cap->cmdchar == ']') ? FORWARD : BACKWARD, 6777 cap->count1, PUT_FIXINDENT); 6778 } 6779 #endif /* FEAT_MOUSE */ 6780 6781 #ifdef FEAT_FOLDING 6782 /* 6783 * "[z" and "]z": move to start or end of open fold. 6784 */ 6785 else if (cap->nchar == 'z') 6786 { 6787 if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD, 6788 cap->count1) == FAIL) 6789 clearopbeep(cap->oap); 6790 } 6791 #endif 6792 6793 #ifdef FEAT_DIFF 6794 /* 6795 * "[c" and "]c": move to next or previous diff-change. 6796 */ 6797 else if (cap->nchar == 'c') 6798 { 6799 if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD, 6800 cap->count1) == FAIL) 6801 clearopbeep(cap->oap); 6802 } 6803 #endif 6804 6805 #ifdef FEAT_SPELL 6806 /* 6807 * "[s", "[S", "]s" and "]S": move to next spell error. 6808 */ 6809 else if (cap->nchar == 's' || cap->nchar == 'S') 6810 { 6811 setpcmark(); 6812 for (n = 0; n < cap->count1; ++n) 6813 if (spell_move_to(curwin, cap->cmdchar == ']' ? FORWARD : BACKWARD, 6814 cap->nchar == 's' ? TRUE : FALSE, FALSE, NULL) == 0) 6815 { 6816 clearopbeep(cap->oap); 6817 break; 6818 } 6819 # ifdef FEAT_FOLDING 6820 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 6821 foldOpenCursor(); 6822 # endif 6823 } 6824 #endif 6825 6826 /* Not a valid cap->nchar. */ 6827 else 6828 clearopbeep(cap->oap); 6829 } 6830 6831 /* 6832 * Handle Normal mode "%" command. 6833 */ 6834 static void 6835 nv_percent(cmdarg_T *cap) 6836 { 6837 pos_T *pos; 6838 #if defined(FEAT_FOLDING) 6839 linenr_T lnum = curwin->w_cursor.lnum; 6840 #endif 6841 6842 cap->oap->inclusive = TRUE; 6843 if (cap->count0) /* {cnt}% : goto {cnt} percentage in file */ 6844 { 6845 if (cap->count0 > 100) 6846 clearopbeep(cap->oap); 6847 else 6848 { 6849 cap->oap->motion_type = MLINE; 6850 setpcmark(); 6851 /* Round up, so CTRL-G will give same value. Watch out for a 6852 * large line count, the line number must not go negative! */ 6853 if (curbuf->b_ml.ml_line_count > 1000000) 6854 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L) 6855 / 100L * cap->count0; 6856 else 6857 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count * 6858 cap->count0 + 99L) / 100L; 6859 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 6860 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 6861 beginline(BL_SOL | BL_FIX); 6862 } 6863 } 6864 else /* "%" : go to matching paren */ 6865 { 6866 cap->oap->motion_type = MCHAR; 6867 cap->oap->use_reg_one = TRUE; 6868 if ((pos = findmatch(cap->oap, NUL)) == NULL) 6869 clearopbeep(cap->oap); 6870 else 6871 { 6872 setpcmark(); 6873 curwin->w_cursor = *pos; 6874 curwin->w_set_curswant = TRUE; 6875 #ifdef FEAT_VIRTUALEDIT 6876 curwin->w_cursor.coladd = 0; 6877 #endif 6878 adjust_for_sel(cap); 6879 } 6880 } 6881 #ifdef FEAT_FOLDING 6882 if (cap->oap->op_type == OP_NOP 6883 && lnum != curwin->w_cursor.lnum 6884 && (fdo_flags & FDO_PERCENT) 6885 && KeyTyped) 6886 foldOpenCursor(); 6887 #endif 6888 } 6889 6890 /* 6891 * Handle "(" and ")" commands. 6892 * cap->arg is BACKWARD for "(" and FORWARD for ")". 6893 */ 6894 static void 6895 nv_brace(cmdarg_T *cap) 6896 { 6897 cap->oap->motion_type = MCHAR; 6898 cap->oap->use_reg_one = TRUE; 6899 /* The motion used to be inclusive for "(", but that is not what Vi does. */ 6900 cap->oap->inclusive = FALSE; 6901 curwin->w_set_curswant = TRUE; 6902 6903 if (findsent(cap->arg, cap->count1) == FAIL) 6904 clearopbeep(cap->oap); 6905 else 6906 { 6907 /* Don't leave the cursor on the NUL past end of line. */ 6908 adjust_cursor(cap->oap); 6909 #ifdef FEAT_VIRTUALEDIT 6910 curwin->w_cursor.coladd = 0; 6911 #endif 6912 #ifdef FEAT_FOLDING 6913 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 6914 foldOpenCursor(); 6915 #endif 6916 } 6917 } 6918 6919 /* 6920 * "m" command: Mark a position. 6921 */ 6922 static void 6923 nv_mark(cmdarg_T *cap) 6924 { 6925 if (!checkclearop(cap->oap)) 6926 { 6927 if (setmark(cap->nchar) == FAIL) 6928 clearopbeep(cap->oap); 6929 } 6930 } 6931 6932 /* 6933 * "{" and "}" commands. 6934 * cmd->arg is BACKWARD for "{" and FORWARD for "}". 6935 */ 6936 static void 6937 nv_findpar(cmdarg_T *cap) 6938 { 6939 cap->oap->motion_type = MCHAR; 6940 cap->oap->inclusive = FALSE; 6941 cap->oap->use_reg_one = TRUE; 6942 curwin->w_set_curswant = TRUE; 6943 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, NUL, FALSE)) 6944 clearopbeep(cap->oap); 6945 else 6946 { 6947 #ifdef FEAT_VIRTUALEDIT 6948 curwin->w_cursor.coladd = 0; 6949 #endif 6950 #ifdef FEAT_FOLDING 6951 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 6952 foldOpenCursor(); 6953 #endif 6954 } 6955 } 6956 6957 /* 6958 * "u" command: Undo or make lower case. 6959 */ 6960 static void 6961 nv_undo(cmdarg_T *cap) 6962 { 6963 if (cap->oap->op_type == OP_LOWER || VIsual_active) 6964 { 6965 /* translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" */ 6966 cap->cmdchar = 'g'; 6967 cap->nchar = 'u'; 6968 nv_operator(cap); 6969 } 6970 else 6971 nv_kundo(cap); 6972 } 6973 6974 /* 6975 * <Undo> command. 6976 */ 6977 static void 6978 nv_kundo(cmdarg_T *cap) 6979 { 6980 if (!checkclearopq(cap->oap)) 6981 { 6982 u_undo((int)cap->count1); 6983 curwin->w_set_curswant = TRUE; 6984 } 6985 } 6986 6987 /* 6988 * Handle the "r" command. 6989 */ 6990 static void 6991 nv_replace(cmdarg_T *cap) 6992 { 6993 char_u *ptr; 6994 int had_ctrl_v; 6995 long n; 6996 6997 if (checkclearop(cap->oap)) 6998 return; 6999 7000 /* get another character */ 7001 if (cap->nchar == Ctrl_V) 7002 { 7003 had_ctrl_v = Ctrl_V; 7004 cap->nchar = get_literal(); 7005 /* Don't redo a multibyte character with CTRL-V. */ 7006 if (cap->nchar > DEL) 7007 had_ctrl_v = NUL; 7008 } 7009 else 7010 had_ctrl_v = NUL; 7011 7012 /* Abort if the character is a special key. */ 7013 if (IS_SPECIAL(cap->nchar)) 7014 { 7015 clearopbeep(cap->oap); 7016 return; 7017 } 7018 7019 /* Visual mode "r" */ 7020 if (VIsual_active) 7021 { 7022 if (got_int) 7023 reset_VIsual(); 7024 if (had_ctrl_v) 7025 { 7026 if (cap->nchar == '\r') 7027 cap->nchar = -1; 7028 else if (cap->nchar == '\n') 7029 cap->nchar = -2; 7030 } 7031 nv_operator(cap); 7032 return; 7033 } 7034 7035 #ifdef FEAT_VIRTUALEDIT 7036 /* Break tabs, etc. */ 7037 if (virtual_active()) 7038 { 7039 if (u_save_cursor() == FAIL) 7040 return; 7041 if (gchar_cursor() == NUL) 7042 { 7043 /* Add extra space and put the cursor on the first one. */ 7044 coladvance_force((colnr_T)(getviscol() + cap->count1)); 7045 curwin->w_cursor.col -= cap->count1; 7046 } 7047 else if (gchar_cursor() == TAB) 7048 coladvance_force(getviscol()); 7049 } 7050 #endif 7051 7052 /* Abort if not enough characters to replace. */ 7053 ptr = ml_get_cursor(); 7054 if (STRLEN(ptr) < (unsigned)cap->count1 7055 #ifdef FEAT_MBYTE 7056 || (has_mbyte && mb_charlen(ptr) < cap->count1) 7057 #endif 7058 ) 7059 { 7060 clearopbeep(cap->oap); 7061 return; 7062 } 7063 7064 /* 7065 * Replacing with a TAB is done by edit() when it is complicated because 7066 * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB. 7067 * Other characters are done below to avoid problems with things like 7068 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC). 7069 */ 7070 if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta)) 7071 { 7072 stuffnumReadbuff(cap->count1); 7073 stuffcharReadbuff('R'); 7074 stuffcharReadbuff('\t'); 7075 stuffcharReadbuff(ESC); 7076 return; 7077 } 7078 7079 /* save line for undo */ 7080 if (u_save_cursor() == FAIL) 7081 return; 7082 7083 if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n')) 7084 { 7085 /* 7086 * Replace character(s) by a single newline. 7087 * Strange vi behaviour: Only one newline is inserted. 7088 * Delete the characters here. 7089 * Insert the newline with an insert command, takes care of 7090 * autoindent. The insert command depends on being on the last 7091 * character of a line or not. 7092 */ 7093 #ifdef FEAT_MBYTE 7094 (void)del_chars(cap->count1, FALSE); /* delete the characters */ 7095 #else 7096 (void)del_bytes(cap->count1, FALSE, FALSE); /* delete the characters */ 7097 #endif 7098 stuffcharReadbuff('\r'); 7099 stuffcharReadbuff(ESC); 7100 7101 /* Give 'r' to edit(), to get the redo command right. */ 7102 invoke_edit(cap, TRUE, 'r', FALSE); 7103 } 7104 else 7105 { 7106 prep_redo(cap->oap->regname, cap->count1, 7107 NUL, 'r', NUL, had_ctrl_v, cap->nchar); 7108 7109 curbuf->b_op_start = curwin->w_cursor; 7110 #ifdef FEAT_MBYTE 7111 if (has_mbyte) 7112 { 7113 int old_State = State; 7114 7115 if (cap->ncharC1 != 0) 7116 AppendCharToRedobuff(cap->ncharC1); 7117 if (cap->ncharC2 != 0) 7118 AppendCharToRedobuff(cap->ncharC2); 7119 7120 /* This is slow, but it handles replacing a single-byte with a 7121 * multi-byte and the other way around. Also handles adding 7122 * composing characters for utf-8. */ 7123 for (n = cap->count1; n > 0; --n) 7124 { 7125 State = REPLACE; 7126 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 7127 { 7128 int c = ins_copychar(curwin->w_cursor.lnum 7129 + (cap->nchar == Ctrl_Y ? -1 : 1)); 7130 if (c != NUL) 7131 ins_char(c); 7132 else 7133 /* will be decremented further down */ 7134 ++curwin->w_cursor.col; 7135 } 7136 else 7137 ins_char(cap->nchar); 7138 State = old_State; 7139 if (cap->ncharC1 != 0) 7140 ins_char(cap->ncharC1); 7141 if (cap->ncharC2 != 0) 7142 ins_char(cap->ncharC2); 7143 } 7144 } 7145 else 7146 #endif 7147 { 7148 /* 7149 * Replace the characters within one line. 7150 */ 7151 for (n = cap->count1; n > 0; --n) 7152 { 7153 /* 7154 * Get ptr again, because u_save and/or showmatch() will have 7155 * released the line. At the same time we let know that the 7156 * line will be changed. 7157 */ 7158 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE); 7159 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 7160 { 7161 int c = ins_copychar(curwin->w_cursor.lnum 7162 + (cap->nchar == Ctrl_Y ? -1 : 1)); 7163 if (c != NUL) 7164 ptr[curwin->w_cursor.col] = c; 7165 } 7166 else 7167 ptr[curwin->w_cursor.col] = cap->nchar; 7168 if (p_sm && msg_silent == 0) 7169 showmatch(cap->nchar); 7170 ++curwin->w_cursor.col; 7171 } 7172 #ifdef FEAT_NETBEANS_INTG 7173 if (netbeans_active()) 7174 { 7175 colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1); 7176 7177 netbeans_removed(curbuf, curwin->w_cursor.lnum, start, 7178 (long)cap->count1); 7179 netbeans_inserted(curbuf, curwin->w_cursor.lnum, start, 7180 &ptr[start], (int)cap->count1); 7181 } 7182 #endif 7183 7184 /* mark the buffer as changed and prepare for displaying */ 7185 changed_bytes(curwin->w_cursor.lnum, 7186 (colnr_T)(curwin->w_cursor.col - cap->count1)); 7187 } 7188 --curwin->w_cursor.col; /* cursor on the last replaced char */ 7189 #ifdef FEAT_MBYTE 7190 /* if the character on the left of the current cursor is a multi-byte 7191 * character, move two characters left */ 7192 if (has_mbyte) 7193 mb_adjust_cursor(); 7194 #endif 7195 curbuf->b_op_end = curwin->w_cursor; 7196 curwin->w_set_curswant = TRUE; 7197 set_last_insert(cap->nchar); 7198 } 7199 } 7200 7201 /* 7202 * 'o': Exchange start and end of Visual area. 7203 * 'O': same, but in block mode exchange left and right corners. 7204 */ 7205 static void 7206 v_swap_corners(int cmdchar) 7207 { 7208 pos_T old_cursor; 7209 colnr_T left, right; 7210 7211 if (cmdchar == 'O' && VIsual_mode == Ctrl_V) 7212 { 7213 old_cursor = curwin->w_cursor; 7214 getvcols(curwin, &old_cursor, &VIsual, &left, &right); 7215 curwin->w_cursor.lnum = VIsual.lnum; 7216 coladvance(left); 7217 VIsual = curwin->w_cursor; 7218 7219 curwin->w_cursor.lnum = old_cursor.lnum; 7220 curwin->w_curswant = right; 7221 /* 'selection "exclusive" and cursor at right-bottom corner: move it 7222 * right one column */ 7223 if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e') 7224 ++curwin->w_curswant; 7225 coladvance(curwin->w_curswant); 7226 if (curwin->w_cursor.col == old_cursor.col 7227 #ifdef FEAT_VIRTUALEDIT 7228 && (!virtual_active() 7229 || curwin->w_cursor.coladd == old_cursor.coladd) 7230 #endif 7231 ) 7232 { 7233 curwin->w_cursor.lnum = VIsual.lnum; 7234 if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e') 7235 ++right; 7236 coladvance(right); 7237 VIsual = curwin->w_cursor; 7238 7239 curwin->w_cursor.lnum = old_cursor.lnum; 7240 coladvance(left); 7241 curwin->w_curswant = left; 7242 } 7243 } 7244 else 7245 { 7246 old_cursor = curwin->w_cursor; 7247 curwin->w_cursor = VIsual; 7248 VIsual = old_cursor; 7249 curwin->w_set_curswant = TRUE; 7250 } 7251 } 7252 7253 /* 7254 * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE). 7255 */ 7256 static void 7257 nv_Replace(cmdarg_T *cap) 7258 { 7259 if (VIsual_active) /* "R" is replace lines */ 7260 { 7261 cap->cmdchar = 'c'; 7262 cap->nchar = NUL; 7263 VIsual_mode_orig = VIsual_mode; /* remember original area for gv */ 7264 VIsual_mode = 'V'; 7265 nv_operator(cap); 7266 } 7267 else if (!checkclearopq(cap->oap)) 7268 { 7269 if (!curbuf->b_p_ma) 7270 EMSG(_(e_modifiable)); 7271 else 7272 { 7273 #ifdef FEAT_VIRTUALEDIT 7274 if (virtual_active()) 7275 coladvance(getviscol()); 7276 #endif 7277 invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE); 7278 } 7279 } 7280 } 7281 7282 #ifdef FEAT_VREPLACE 7283 /* 7284 * "gr". 7285 */ 7286 static void 7287 nv_vreplace(cmdarg_T *cap) 7288 { 7289 if (VIsual_active) 7290 { 7291 cap->cmdchar = 'r'; 7292 cap->nchar = cap->extra_char; 7293 nv_replace(cap); /* Do same as "r" in Visual mode for now */ 7294 } 7295 else if (!checkclearopq(cap->oap)) 7296 { 7297 if (!curbuf->b_p_ma) 7298 EMSG(_(e_modifiable)); 7299 else 7300 { 7301 if (cap->extra_char == Ctrl_V) /* get another character */ 7302 cap->extra_char = get_literal(); 7303 stuffcharReadbuff(cap->extra_char); 7304 stuffcharReadbuff(ESC); 7305 # ifdef FEAT_VIRTUALEDIT 7306 if (virtual_active()) 7307 coladvance(getviscol()); 7308 # endif 7309 invoke_edit(cap, TRUE, 'v', FALSE); 7310 } 7311 } 7312 } 7313 #endif 7314 7315 /* 7316 * Swap case for "~" command, when it does not work like an operator. 7317 */ 7318 static void 7319 n_swapchar(cmdarg_T *cap) 7320 { 7321 long n; 7322 pos_T startpos; 7323 int did_change = 0; 7324 #ifdef FEAT_NETBEANS_INTG 7325 pos_T pos; 7326 char_u *ptr; 7327 int count; 7328 #endif 7329 7330 if (checkclearopq(cap->oap)) 7331 return; 7332 7333 if (LINEEMPTY(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL) 7334 { 7335 clearopbeep(cap->oap); 7336 return; 7337 } 7338 7339 prep_redo_cmd(cap); 7340 7341 if (u_save_cursor() == FAIL) 7342 return; 7343 7344 startpos = curwin->w_cursor; 7345 #ifdef FEAT_NETBEANS_INTG 7346 pos = startpos; 7347 #endif 7348 for (n = cap->count1; n > 0; --n) 7349 { 7350 did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor); 7351 inc_cursor(); 7352 if (gchar_cursor() == NUL) 7353 { 7354 if (vim_strchr(p_ww, '~') != NULL 7355 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 7356 { 7357 #ifdef FEAT_NETBEANS_INTG 7358 if (netbeans_active()) 7359 { 7360 if (did_change) 7361 { 7362 ptr = ml_get(pos.lnum); 7363 count = (int)STRLEN(ptr) - pos.col; 7364 netbeans_removed(curbuf, pos.lnum, pos.col, 7365 (long)count); 7366 netbeans_inserted(curbuf, pos.lnum, pos.col, 7367 &ptr[pos.col], count); 7368 } 7369 pos.col = 0; 7370 pos.lnum++; 7371 } 7372 #endif 7373 ++curwin->w_cursor.lnum; 7374 curwin->w_cursor.col = 0; 7375 if (n > 1) 7376 { 7377 if (u_savesub(curwin->w_cursor.lnum) == FAIL) 7378 break; 7379 u_clearline(); 7380 } 7381 } 7382 else 7383 break; 7384 } 7385 } 7386 #ifdef FEAT_NETBEANS_INTG 7387 if (did_change && netbeans_active()) 7388 { 7389 ptr = ml_get(pos.lnum); 7390 count = curwin->w_cursor.col - pos.col; 7391 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); 7392 netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count); 7393 } 7394 #endif 7395 7396 7397 check_cursor(); 7398 curwin->w_set_curswant = TRUE; 7399 if (did_change) 7400 { 7401 changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1, 7402 0L); 7403 curbuf->b_op_start = startpos; 7404 curbuf->b_op_end = curwin->w_cursor; 7405 if (curbuf->b_op_end.col > 0) 7406 --curbuf->b_op_end.col; 7407 } 7408 } 7409 7410 /* 7411 * Move cursor to mark. 7412 */ 7413 static void 7414 nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos) 7415 { 7416 if (check_mark(pos) == FAIL) 7417 clearop(cap->oap); 7418 else 7419 { 7420 if (cap->cmdchar == '\'' 7421 || cap->cmdchar == '`' 7422 || cap->cmdchar == '[' 7423 || cap->cmdchar == ']') 7424 setpcmark(); 7425 curwin->w_cursor = *pos; 7426 if (flag) 7427 beginline(BL_WHITE | BL_FIX); 7428 else 7429 check_cursor(); 7430 } 7431 cap->oap->motion_type = flag ? MLINE : MCHAR; 7432 if (cap->cmdchar == '`') 7433 cap->oap->use_reg_one = TRUE; 7434 cap->oap->inclusive = FALSE; /* ignored if not MCHAR */ 7435 curwin->w_set_curswant = TRUE; 7436 } 7437 7438 /* 7439 * Handle commands that are operators in Visual mode. 7440 */ 7441 static void 7442 v_visop(cmdarg_T *cap) 7443 { 7444 static char_u trans[] = "YyDdCcxdXdAAIIrr"; 7445 7446 /* Uppercase means linewise, except in block mode, then "D" deletes till 7447 * the end of the line, and "C" replaces till EOL */ 7448 if (isupper(cap->cmdchar)) 7449 { 7450 if (VIsual_mode != Ctrl_V) 7451 { 7452 VIsual_mode_orig = VIsual_mode; 7453 VIsual_mode = 'V'; 7454 } 7455 else if (cap->cmdchar == 'C' || cap->cmdchar == 'D') 7456 curwin->w_curswant = MAXCOL; 7457 } 7458 cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1); 7459 nv_operator(cap); 7460 } 7461 7462 /* 7463 * "s" and "S" commands. 7464 */ 7465 static void 7466 nv_subst(cmdarg_T *cap) 7467 { 7468 if (VIsual_active) /* "vs" and "vS" are the same as "vc" */ 7469 { 7470 if (cap->cmdchar == 'S') 7471 { 7472 VIsual_mode_orig = VIsual_mode; 7473 VIsual_mode = 'V'; 7474 } 7475 cap->cmdchar = 'c'; 7476 nv_operator(cap); 7477 } 7478 else 7479 nv_optrans(cap); 7480 } 7481 7482 /* 7483 * Abbreviated commands. 7484 */ 7485 static void 7486 nv_abbrev(cmdarg_T *cap) 7487 { 7488 if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL) 7489 cap->cmdchar = 'x'; /* DEL key behaves like 'x' */ 7490 7491 /* in Visual mode these commands are operators */ 7492 if (VIsual_active) 7493 v_visop(cap); 7494 else 7495 nv_optrans(cap); 7496 } 7497 7498 /* 7499 * Translate a command into another command. 7500 */ 7501 static void 7502 nv_optrans(cmdarg_T *cap) 7503 { 7504 static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh", 7505 (char_u *)"d$", (char_u *)"c$", 7506 (char_u *)"cl", (char_u *)"cc", 7507 (char_u *)"yy", (char_u *)":s\r"}; 7508 static char_u *str = (char_u *)"xXDCsSY&"; 7509 7510 if (!checkclearopq(cap->oap)) 7511 { 7512 /* In Vi "2D" doesn't delete the next line. Can't translate it 7513 * either, because "2." should also not use the count. */ 7514 if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL) 7515 { 7516 cap->oap->start = curwin->w_cursor; 7517 cap->oap->op_type = OP_DELETE; 7518 #ifdef FEAT_EVAL 7519 set_op_var(OP_DELETE); 7520 #endif 7521 cap->count1 = 1; 7522 nv_dollar(cap); 7523 finish_op = TRUE; 7524 ResetRedobuff(); 7525 AppendCharToRedobuff('D'); 7526 } 7527 else 7528 { 7529 if (cap->count0) 7530 stuffnumReadbuff(cap->count0); 7531 stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]); 7532 } 7533 } 7534 cap->opcount = 0; 7535 } 7536 7537 /* 7538 * "'" and "`" commands. Also for "g'" and "g`". 7539 * cap->arg is TRUE for "'" and "g'". 7540 */ 7541 static void 7542 nv_gomark(cmdarg_T *cap) 7543 { 7544 pos_T *pos; 7545 int c; 7546 #ifdef FEAT_FOLDING 7547 pos_T old_cursor = curwin->w_cursor; 7548 int old_KeyTyped = KeyTyped; /* getting file may reset it */ 7549 #endif 7550 7551 if (cap->cmdchar == 'g') 7552 c = cap->extra_char; 7553 else 7554 c = cap->nchar; 7555 pos = getmark(c, (cap->oap->op_type == OP_NOP)); 7556 if (pos == (pos_T *)-1) /* jumped to other file */ 7557 { 7558 if (cap->arg) 7559 { 7560 check_cursor_lnum(); 7561 beginline(BL_WHITE | BL_FIX); 7562 } 7563 else 7564 check_cursor(); 7565 } 7566 else 7567 nv_cursormark(cap, cap->arg, pos); 7568 7569 #ifdef FEAT_VIRTUALEDIT 7570 /* May need to clear the coladd that a mark includes. */ 7571 if (!virtual_active()) 7572 curwin->w_cursor.coladd = 0; 7573 #endif 7574 #ifdef FEAT_FOLDING 7575 if (cap->oap->op_type == OP_NOP 7576 && pos != NULL 7577 && (pos == (pos_T *)-1 || !EQUAL_POS(old_cursor, *pos)) 7578 && (fdo_flags & FDO_MARK) 7579 && old_KeyTyped) 7580 foldOpenCursor(); 7581 #endif 7582 } 7583 7584 /* 7585 * Handle CTRL-O, CTRL-I, "g;" and "g," commands. 7586 */ 7587 static void 7588 nv_pcmark(cmdarg_T *cap) 7589 { 7590 #ifdef FEAT_JUMPLIST 7591 pos_T *pos; 7592 # ifdef FEAT_FOLDING 7593 linenr_T lnum = curwin->w_cursor.lnum; 7594 int old_KeyTyped = KeyTyped; /* getting file may reset it */ 7595 # endif 7596 7597 if (!checkclearopq(cap->oap)) 7598 { 7599 if (cap->cmdchar == 'g') 7600 pos = movechangelist((int)cap->count1); 7601 else 7602 pos = movemark((int)cap->count1); 7603 if (pos == (pos_T *)-1) /* jump to other file */ 7604 { 7605 curwin->w_set_curswant = TRUE; 7606 check_cursor(); 7607 } 7608 else if (pos != NULL) /* can jump */ 7609 nv_cursormark(cap, FALSE, pos); 7610 else if (cap->cmdchar == 'g') 7611 { 7612 if (curbuf->b_changelistlen == 0) 7613 EMSG(_("E664: changelist is empty")); 7614 else if (cap->count1 < 0) 7615 EMSG(_("E662: At start of changelist")); 7616 else 7617 EMSG(_("E663: At end of changelist")); 7618 } 7619 else 7620 clearopbeep(cap->oap); 7621 # ifdef FEAT_FOLDING 7622 if (cap->oap->op_type == OP_NOP 7623 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum) 7624 && (fdo_flags & FDO_MARK) 7625 && old_KeyTyped) 7626 foldOpenCursor(); 7627 # endif 7628 } 7629 #else 7630 clearopbeep(cap->oap); 7631 #endif 7632 } 7633 7634 /* 7635 * Handle '"' command. 7636 */ 7637 static void 7638 nv_regname(cmdarg_T *cap) 7639 { 7640 if (checkclearop(cap->oap)) 7641 return; 7642 #ifdef FEAT_EVAL 7643 if (cap->nchar == '=') 7644 cap->nchar = get_expr_register(); 7645 #endif 7646 if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE)) 7647 { 7648 cap->oap->regname = cap->nchar; 7649 cap->opcount = cap->count0; /* remember count before '"' */ 7650 #ifdef FEAT_EVAL 7651 set_reg_var(cap->oap->regname); 7652 #endif 7653 } 7654 else 7655 clearopbeep(cap->oap); 7656 } 7657 7658 /* 7659 * Handle "v", "V" and "CTRL-V" commands. 7660 * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg 7661 * is TRUE. 7662 * Handle CTRL-Q just like CTRL-V. 7663 */ 7664 static void 7665 nv_visual(cmdarg_T *cap) 7666 { 7667 if (cap->cmdchar == Ctrl_Q) 7668 cap->cmdchar = Ctrl_V; 7669 7670 /* 'v', 'V' and CTRL-V can be used while an operator is pending to make it 7671 * characterwise, linewise, or blockwise. */ 7672 if (cap->oap->op_type != OP_NOP) 7673 { 7674 cap->oap->motion_force = cap->cmdchar; 7675 finish_op = FALSE; /* operator doesn't finish now but later */ 7676 return; 7677 } 7678 7679 VIsual_select = cap->arg; 7680 if (VIsual_active) /* change Visual mode */ 7681 { 7682 if (VIsual_mode == cap->cmdchar) /* stop visual mode */ 7683 end_visual_mode(); 7684 else /* toggle char/block mode */ 7685 { /* or char/line mode */ 7686 VIsual_mode = cap->cmdchar; 7687 showmode(); 7688 } 7689 redraw_curbuf_later(INVERTED); /* update the inversion */ 7690 } 7691 else /* start Visual mode */ 7692 { 7693 check_visual_highlight(); 7694 if (cap->count0 > 0 && resel_VIsual_mode != NUL) 7695 { 7696 /* use previously selected part */ 7697 VIsual = curwin->w_cursor; 7698 7699 VIsual_active = TRUE; 7700 VIsual_reselect = TRUE; 7701 if (!cap->arg) 7702 /* start Select mode when 'selectmode' contains "cmd" */ 7703 may_start_select('c'); 7704 #ifdef FEAT_MOUSE 7705 setmouse(); 7706 #endif 7707 if (p_smd && msg_silent == 0) 7708 redraw_cmdline = TRUE; /* show visual mode later */ 7709 /* 7710 * For V and ^V, we multiply the number of lines even if there 7711 * was only one -- webb 7712 */ 7713 if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1) 7714 { 7715 curwin->w_cursor.lnum += 7716 resel_VIsual_line_count * cap->count0 - 1; 7717 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 7718 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 7719 } 7720 VIsual_mode = resel_VIsual_mode; 7721 if (VIsual_mode == 'v') 7722 { 7723 if (resel_VIsual_line_count <= 1) 7724 { 7725 validate_virtcol(); 7726 curwin->w_curswant = curwin->w_virtcol 7727 + resel_VIsual_vcol * cap->count0 - 1; 7728 } 7729 else 7730 curwin->w_curswant = resel_VIsual_vcol; 7731 coladvance(curwin->w_curswant); 7732 } 7733 if (resel_VIsual_vcol == MAXCOL) 7734 { 7735 curwin->w_curswant = MAXCOL; 7736 coladvance((colnr_T)MAXCOL); 7737 } 7738 else if (VIsual_mode == Ctrl_V) 7739 { 7740 validate_virtcol(); 7741 curwin->w_curswant = curwin->w_virtcol 7742 + resel_VIsual_vcol * cap->count0 - 1; 7743 coladvance(curwin->w_curswant); 7744 } 7745 else 7746 curwin->w_set_curswant = TRUE; 7747 redraw_curbuf_later(INVERTED); /* show the inversion */ 7748 } 7749 else 7750 { 7751 if (!cap->arg) 7752 /* start Select mode when 'selectmode' contains "cmd" */ 7753 may_start_select('c'); 7754 n_start_visual_mode(cap->cmdchar); 7755 if (VIsual_mode != 'V' && *p_sel == 'e') 7756 ++cap->count1; /* include one more char */ 7757 if (cap->count0 > 0 && --cap->count1 > 0) 7758 { 7759 /* With a count select that many characters or lines. */ 7760 if (VIsual_mode == 'v' || VIsual_mode == Ctrl_V) 7761 nv_right(cap); 7762 else if (VIsual_mode == 'V') 7763 nv_down(cap); 7764 } 7765 } 7766 } 7767 } 7768 7769 /* 7770 * Start selection for Shift-movement keys. 7771 */ 7772 void 7773 start_selection(void) 7774 { 7775 /* if 'selectmode' contains "key", start Select mode */ 7776 may_start_select('k'); 7777 n_start_visual_mode('v'); 7778 } 7779 7780 /* 7781 * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu. 7782 */ 7783 void 7784 may_start_select(int c) 7785 { 7786 VIsual_select = (stuff_empty() && typebuf_typed() 7787 && (vim_strchr(p_slm, c) != NULL)); 7788 } 7789 7790 /* 7791 * Start Visual mode "c". 7792 * Should set VIsual_select before calling this. 7793 */ 7794 static void 7795 n_start_visual_mode(int c) 7796 { 7797 #ifdef FEAT_CONCEAL 7798 /* Check for redraw before changing the state. */ 7799 conceal_check_cursur_line(); 7800 #endif 7801 7802 VIsual_mode = c; 7803 VIsual_active = TRUE; 7804 VIsual_reselect = TRUE; 7805 #ifdef FEAT_VIRTUALEDIT 7806 /* Corner case: the 0 position in a tab may change when going into 7807 * virtualedit. Recalculate curwin->w_cursor to avoid bad hilighting. 7808 */ 7809 if (c == Ctrl_V && (ve_flags & VE_BLOCK) && gchar_cursor() == TAB) 7810 { 7811 validate_virtcol(); 7812 coladvance(curwin->w_virtcol); 7813 } 7814 #endif 7815 VIsual = curwin->w_cursor; 7816 7817 #ifdef FEAT_FOLDING 7818 foldAdjustVisual(); 7819 #endif 7820 7821 #ifdef FEAT_MOUSE 7822 setmouse(); 7823 #endif 7824 #ifdef FEAT_CONCEAL 7825 /* Check for redraw after changing the state. */ 7826 conceal_check_cursur_line(); 7827 #endif 7828 7829 if (p_smd && msg_silent == 0) 7830 redraw_cmdline = TRUE; /* show visual mode later */ 7831 #ifdef FEAT_CLIPBOARD 7832 /* Make sure the clipboard gets updated. Needed because start and 7833 * end may still be the same, and the selection needs to be owned */ 7834 clip_star.vmode = NUL; 7835 #endif 7836 7837 /* Only need to redraw this line, unless still need to redraw an old 7838 * Visual area (when 'lazyredraw' is set). */ 7839 if (curwin->w_redr_type < INVERTED) 7840 { 7841 curwin->w_old_cursor_lnum = curwin->w_cursor.lnum; 7842 curwin->w_old_visual_lnum = curwin->w_cursor.lnum; 7843 } 7844 } 7845 7846 7847 /* 7848 * CTRL-W: Window commands 7849 */ 7850 static void 7851 nv_window(cmdarg_T *cap) 7852 { 7853 #ifdef FEAT_WINDOWS 7854 if (cap->nchar == ':') 7855 /* "CTRL-W :" is the same as typing ":"; useful in a terminal window */ 7856 nv_colon(cap); 7857 else if (!checkclearop(cap->oap)) 7858 do_window(cap->nchar, cap->count0, NUL); /* everything is in window.c */ 7859 #else 7860 (void)checkclearop(cap->oap); 7861 #endif 7862 } 7863 7864 /* 7865 * CTRL-Z: Suspend 7866 */ 7867 static void 7868 nv_suspend(cmdarg_T *cap) 7869 { 7870 clearop(cap->oap); 7871 if (VIsual_active) 7872 end_visual_mode(); /* stop Visual mode */ 7873 do_cmdline_cmd((char_u *)"st"); 7874 } 7875 7876 /* 7877 * Commands starting with "g". 7878 */ 7879 static void 7880 nv_g_cmd(cmdarg_T *cap) 7881 { 7882 oparg_T *oap = cap->oap; 7883 pos_T tpos; 7884 int i; 7885 int flag = FALSE; 7886 7887 switch (cap->nchar) 7888 { 7889 case Ctrl_A: 7890 case Ctrl_X: 7891 #ifdef MEM_PROFILE 7892 /* 7893 * "g^A": dump log of used memory. 7894 */ 7895 if (!VIsual_active && cap->nchar == Ctrl_A) 7896 vim_mem_profile_dump(); 7897 else 7898 #endif 7899 /* 7900 * "g^A/g^X": sequentially increment visually selected region 7901 */ 7902 if (VIsual_active) 7903 { 7904 cap->arg = TRUE; 7905 cap->cmdchar = cap->nchar; 7906 cap->nchar = NUL; 7907 nv_addsub(cap); 7908 } 7909 else 7910 clearopbeep(oap); 7911 break; 7912 7913 #ifdef FEAT_VREPLACE 7914 /* 7915 * "gR": Enter virtual replace mode. 7916 */ 7917 case 'R': 7918 cap->arg = TRUE; 7919 nv_Replace(cap); 7920 break; 7921 7922 case 'r': 7923 nv_vreplace(cap); 7924 break; 7925 #endif 7926 7927 case '&': 7928 do_cmdline_cmd((char_u *)"%s//~/&"); 7929 break; 7930 7931 /* 7932 * "gv": Reselect the previous Visual area. If Visual already active, 7933 * exchange previous and current Visual area. 7934 */ 7935 case 'v': 7936 if (checkclearop(oap)) 7937 break; 7938 7939 if ( curbuf->b_visual.vi_start.lnum == 0 7940 || curbuf->b_visual.vi_start.lnum > curbuf->b_ml.ml_line_count 7941 || curbuf->b_visual.vi_end.lnum == 0) 7942 beep_flush(); 7943 else 7944 { 7945 /* set w_cursor to the start of the Visual area, tpos to the end */ 7946 if (VIsual_active) 7947 { 7948 i = VIsual_mode; 7949 VIsual_mode = curbuf->b_visual.vi_mode; 7950 curbuf->b_visual.vi_mode = i; 7951 # ifdef FEAT_EVAL 7952 curbuf->b_visual_mode_eval = i; 7953 # endif 7954 i = curwin->w_curswant; 7955 curwin->w_curswant = curbuf->b_visual.vi_curswant; 7956 curbuf->b_visual.vi_curswant = i; 7957 7958 tpos = curbuf->b_visual.vi_end; 7959 curbuf->b_visual.vi_end = curwin->w_cursor; 7960 curwin->w_cursor = curbuf->b_visual.vi_start; 7961 curbuf->b_visual.vi_start = VIsual; 7962 } 7963 else 7964 { 7965 VIsual_mode = curbuf->b_visual.vi_mode; 7966 curwin->w_curswant = curbuf->b_visual.vi_curswant; 7967 tpos = curbuf->b_visual.vi_end; 7968 curwin->w_cursor = curbuf->b_visual.vi_start; 7969 } 7970 7971 VIsual_active = TRUE; 7972 VIsual_reselect = TRUE; 7973 7974 /* Set Visual to the start and w_cursor to the end of the Visual 7975 * area. Make sure they are on an existing character. */ 7976 check_cursor(); 7977 VIsual = curwin->w_cursor; 7978 curwin->w_cursor = tpos; 7979 check_cursor(); 7980 update_topline(); 7981 /* 7982 * When called from normal "g" command: start Select mode when 7983 * 'selectmode' contains "cmd". When called for K_SELECT, always 7984 * start Select mode. 7985 */ 7986 if (cap->arg) 7987 VIsual_select = TRUE; 7988 else 7989 may_start_select('c'); 7990 #ifdef FEAT_MOUSE 7991 setmouse(); 7992 #endif 7993 #ifdef FEAT_CLIPBOARD 7994 /* Make sure the clipboard gets updated. Needed because start and 7995 * end are still the same, and the selection needs to be owned */ 7996 clip_star.vmode = NUL; 7997 #endif 7998 redraw_curbuf_later(INVERTED); 7999 showmode(); 8000 } 8001 break; 8002 /* 8003 * "gV": Don't reselect the previous Visual area after a Select mode 8004 * mapping of menu. 8005 */ 8006 case 'V': 8007 VIsual_reselect = FALSE; 8008 break; 8009 8010 /* 8011 * "gh": start Select mode. 8012 * "gH": start Select line mode. 8013 * "g^H": start Select block mode. 8014 */ 8015 case K_BS: 8016 cap->nchar = Ctrl_H; 8017 /* FALLTHROUGH */ 8018 case 'h': 8019 case 'H': 8020 case Ctrl_H: 8021 # ifdef EBCDIC 8022 /* EBCDIC: 'v'-'h' != '^v'-'^h' */ 8023 if (cap->nchar == Ctrl_H) 8024 cap->cmdchar = Ctrl_V; 8025 else 8026 # endif 8027 cap->cmdchar = cap->nchar + ('v' - 'h'); 8028 cap->arg = TRUE; 8029 nv_visual(cap); 8030 break; 8031 8032 /* "gn", "gN" visually select next/previous search match 8033 * "gn" selects next match 8034 * "gN" selects previous match 8035 */ 8036 case 'N': 8037 case 'n': 8038 if (!current_search(cap->count1, cap->nchar == 'n')) 8039 clearopbeep(oap); 8040 break; 8041 8042 /* 8043 * "gj" and "gk" two new funny movement keys -- up and down 8044 * movement based on *screen* line rather than *file* line. 8045 */ 8046 case 'j': 8047 case K_DOWN: 8048 /* with 'nowrap' it works just like the normal "j" command; also when 8049 * in a closed fold */ 8050 if (!curwin->w_p_wrap 8051 #ifdef FEAT_FOLDING 8052 || hasFolding(curwin->w_cursor.lnum, NULL, NULL) 8053 #endif 8054 ) 8055 { 8056 oap->motion_type = MLINE; 8057 i = cursor_down(cap->count1, oap->op_type == OP_NOP); 8058 } 8059 else 8060 i = nv_screengo(oap, FORWARD, cap->count1); 8061 if (i == FAIL) 8062 clearopbeep(oap); 8063 break; 8064 8065 case 'k': 8066 case K_UP: 8067 /* with 'nowrap' it works just like the normal "k" command; also when 8068 * in a closed fold */ 8069 if (!curwin->w_p_wrap 8070 #ifdef FEAT_FOLDING 8071 || hasFolding(curwin->w_cursor.lnum, NULL, NULL) 8072 #endif 8073 ) 8074 { 8075 oap->motion_type = MLINE; 8076 i = cursor_up(cap->count1, oap->op_type == OP_NOP); 8077 } 8078 else 8079 i = nv_screengo(oap, BACKWARD, cap->count1); 8080 if (i == FAIL) 8081 clearopbeep(oap); 8082 break; 8083 8084 /* 8085 * "gJ": join two lines without inserting a space. 8086 */ 8087 case 'J': 8088 nv_join(cap); 8089 break; 8090 8091 /* 8092 * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines. 8093 * "gm": middle of "g0" and "g$". 8094 */ 8095 case '^': 8096 flag = TRUE; 8097 /* FALLTHROUGH */ 8098 8099 case '0': 8100 case 'm': 8101 case K_HOME: 8102 case K_KHOME: 8103 oap->motion_type = MCHAR; 8104 oap->inclusive = FALSE; 8105 if (curwin->w_p_wrap 8106 #ifdef FEAT_WINDOWS 8107 && curwin->w_width != 0 8108 #endif 8109 ) 8110 { 8111 int width1 = W_WIDTH(curwin) - curwin_col_off(); 8112 int width2 = width1 + curwin_col_off2(); 8113 8114 validate_virtcol(); 8115 i = 0; 8116 if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0) 8117 i = (curwin->w_virtcol - width1) / width2 * width2 + width1; 8118 } 8119 else 8120 i = curwin->w_leftcol; 8121 /* Go to the middle of the screen line. When 'number' or 8122 * 'relativenumber' is on and lines are wrapping the middle can be more 8123 * to the left. */ 8124 if (cap->nchar == 'm') 8125 i += (W_WIDTH(curwin) - curwin_col_off() 8126 + ((curwin->w_p_wrap && i > 0) 8127 ? curwin_col_off2() : 0)) / 2; 8128 coladvance((colnr_T)i); 8129 if (flag) 8130 { 8131 do 8132 i = gchar_cursor(); 8133 while (VIM_ISWHITE(i) && oneright() == OK); 8134 } 8135 curwin->w_set_curswant = TRUE; 8136 break; 8137 8138 case '_': 8139 /* "g_": to the last non-blank character in the line or <count> lines 8140 * downward. */ 8141 cap->oap->motion_type = MCHAR; 8142 cap->oap->inclusive = TRUE; 8143 curwin->w_curswant = MAXCOL; 8144 if (cursor_down((long)(cap->count1 - 1), 8145 cap->oap->op_type == OP_NOP) == FAIL) 8146 clearopbeep(cap->oap); 8147 else 8148 { 8149 char_u *ptr = ml_get_curline(); 8150 8151 /* In Visual mode we may end up after the line. */ 8152 if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL) 8153 --curwin->w_cursor.col; 8154 8155 /* Decrease the cursor column until it's on a non-blank. */ 8156 while (curwin->w_cursor.col > 0 8157 && VIM_ISWHITE(ptr[curwin->w_cursor.col])) 8158 --curwin->w_cursor.col; 8159 curwin->w_set_curswant = TRUE; 8160 adjust_for_sel(cap); 8161 } 8162 break; 8163 8164 case '$': 8165 case K_END: 8166 case K_KEND: 8167 { 8168 int col_off = curwin_col_off(); 8169 8170 oap->motion_type = MCHAR; 8171 oap->inclusive = TRUE; 8172 if (curwin->w_p_wrap 8173 #ifdef FEAT_WINDOWS 8174 && curwin->w_width != 0 8175 #endif 8176 ) 8177 { 8178 curwin->w_curswant = MAXCOL; /* so we stay at the end */ 8179 if (cap->count1 == 1) 8180 { 8181 int width1 = W_WIDTH(curwin) - col_off; 8182 int width2 = width1 + curwin_col_off2(); 8183 8184 validate_virtcol(); 8185 i = width1 - 1; 8186 if (curwin->w_virtcol >= (colnr_T)width1) 8187 i += ((curwin->w_virtcol - width1) / width2 + 1) 8188 * width2; 8189 coladvance((colnr_T)i); 8190 8191 /* Make sure we stick in this column. */ 8192 validate_virtcol(); 8193 curwin->w_curswant = curwin->w_virtcol; 8194 curwin->w_set_curswant = FALSE; 8195 #if defined(FEAT_LINEBREAK) || defined(FEAT_MBYTE) 8196 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 8197 { 8198 /* 8199 * Check for landing on a character that got split at 8200 * the end of the line. We do not want to advance to 8201 * the next screen line. 8202 */ 8203 if (curwin->w_virtcol > (colnr_T)i) 8204 --curwin->w_cursor.col; 8205 } 8206 #endif 8207 } 8208 else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL) 8209 clearopbeep(oap); 8210 } 8211 else 8212 { 8213 i = curwin->w_leftcol + W_WIDTH(curwin) - col_off - 1; 8214 coladvance((colnr_T)i); 8215 8216 /* Make sure we stick in this column. */ 8217 validate_virtcol(); 8218 curwin->w_curswant = curwin->w_virtcol; 8219 curwin->w_set_curswant = FALSE; 8220 } 8221 } 8222 break; 8223 8224 /* 8225 * "g*" and "g#", like "*" and "#" but without using "\<" and "\>" 8226 */ 8227 case '*': 8228 case '#': 8229 #if POUND != '#' 8230 case POUND: /* pound sign (sometimes equal to '#') */ 8231 #endif 8232 case Ctrl_RSB: /* :tag or :tselect for current identifier */ 8233 case ']': /* :tselect for current identifier */ 8234 nv_ident(cap); 8235 break; 8236 8237 /* 8238 * ge and gE: go back to end of word 8239 */ 8240 case 'e': 8241 case 'E': 8242 oap->motion_type = MCHAR; 8243 curwin->w_set_curswant = TRUE; 8244 oap->inclusive = TRUE; 8245 if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL) 8246 clearopbeep(oap); 8247 break; 8248 8249 /* 8250 * "g CTRL-G": display info about cursor position 8251 */ 8252 case Ctrl_G: 8253 cursor_pos_info(NULL); 8254 break; 8255 8256 /* 8257 * "gi": start Insert at the last position. 8258 */ 8259 case 'i': 8260 if (curbuf->b_last_insert.lnum != 0) 8261 { 8262 curwin->w_cursor = curbuf->b_last_insert; 8263 check_cursor_lnum(); 8264 i = (int)STRLEN(ml_get_curline()); 8265 if (curwin->w_cursor.col > (colnr_T)i) 8266 { 8267 #ifdef FEAT_VIRTUALEDIT 8268 if (virtual_active()) 8269 curwin->w_cursor.coladd += curwin->w_cursor.col - i; 8270 #endif 8271 curwin->w_cursor.col = i; 8272 } 8273 } 8274 cap->cmdchar = 'i'; 8275 nv_edit(cap); 8276 break; 8277 8278 /* 8279 * "gI": Start insert in column 1. 8280 */ 8281 case 'I': 8282 beginline(0); 8283 if (!checkclearopq(oap)) 8284 invoke_edit(cap, FALSE, 'g', FALSE); 8285 break; 8286 8287 #ifdef FEAT_SEARCHPATH 8288 /* 8289 * "gf": goto file, edit file under cursor 8290 * "]f" and "[f": can also be used. 8291 */ 8292 case 'f': 8293 case 'F': 8294 nv_gotofile(cap); 8295 break; 8296 #endif 8297 8298 /* "g'm" and "g`m": jump to mark without setting pcmark */ 8299 case '\'': 8300 cap->arg = TRUE; 8301 /*FALLTHROUGH*/ 8302 case '`': 8303 nv_gomark(cap); 8304 break; 8305 8306 /* 8307 * "gs": Goto sleep. 8308 */ 8309 case 's': 8310 do_sleep(cap->count1 * 1000L); 8311 break; 8312 8313 /* 8314 * "ga": Display the ascii value of the character under the 8315 * cursor. It is displayed in decimal, hex, and octal. -- webb 8316 */ 8317 case 'a': 8318 do_ascii(NULL); 8319 break; 8320 8321 #ifdef FEAT_MBYTE 8322 /* 8323 * "g8": Display the bytes used for the UTF-8 character under the 8324 * cursor. It is displayed in hex. 8325 * "8g8" finds illegal byte sequence. 8326 */ 8327 case '8': 8328 if (cap->count0 == 8) 8329 utf_find_illegal(); 8330 else 8331 show_utf8(); 8332 break; 8333 #endif 8334 8335 /* "g<": show scrollback text */ 8336 case '<': 8337 show_sb_text(); 8338 break; 8339 8340 /* 8341 * "gg": Goto the first line in file. With a count it goes to 8342 * that line number like for "G". -- webb 8343 */ 8344 case 'g': 8345 cap->arg = FALSE; 8346 nv_goto(cap); 8347 break; 8348 8349 /* 8350 * Two-character operators: 8351 * "gq" Format text 8352 * "gw" Format text and keep cursor position 8353 * "g~" Toggle the case of the text. 8354 * "gu" Change text to lower case. 8355 * "gU" Change text to upper case. 8356 * "g?" rot13 encoding 8357 * "g@" call 'operatorfunc' 8358 */ 8359 case 'q': 8360 case 'w': 8361 oap->cursor_start = curwin->w_cursor; 8362 /*FALLTHROUGH*/ 8363 case '~': 8364 case 'u': 8365 case 'U': 8366 case '?': 8367 case '@': 8368 nv_operator(cap); 8369 break; 8370 8371 /* 8372 * "gd": Find first occurrence of pattern under the cursor in the 8373 * current function 8374 * "gD": idem, but in the current file. 8375 */ 8376 case 'd': 8377 case 'D': 8378 nv_gd(oap, cap->nchar, (int)cap->count0); 8379 break; 8380 8381 #ifdef FEAT_MOUSE 8382 /* 8383 * g<*Mouse> : <C-*mouse> 8384 */ 8385 case K_MIDDLEMOUSE: 8386 case K_MIDDLEDRAG: 8387 case K_MIDDLERELEASE: 8388 case K_LEFTMOUSE: 8389 case K_LEFTDRAG: 8390 case K_LEFTRELEASE: 8391 case K_RIGHTMOUSE: 8392 case K_RIGHTDRAG: 8393 case K_RIGHTRELEASE: 8394 case K_X1MOUSE: 8395 case K_X1DRAG: 8396 case K_X1RELEASE: 8397 case K_X2MOUSE: 8398 case K_X2DRAG: 8399 case K_X2RELEASE: 8400 mod_mask = MOD_MASK_CTRL; 8401 (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0); 8402 break; 8403 #endif 8404 8405 case K_IGNORE: 8406 break; 8407 8408 /* 8409 * "gP" and "gp": same as "P" and "p" but leave cursor just after new text 8410 */ 8411 case 'p': 8412 case 'P': 8413 nv_put(cap); 8414 break; 8415 8416 #ifdef FEAT_BYTEOFF 8417 /* "go": goto byte count from start of buffer */ 8418 case 'o': 8419 goto_byte(cap->count0); 8420 break; 8421 #endif 8422 8423 /* "gQ": improved Ex mode */ 8424 case 'Q': 8425 if (text_locked()) 8426 { 8427 clearopbeep(cap->oap); 8428 text_locked_msg(); 8429 break; 8430 } 8431 8432 if (!checkclearopq(oap)) 8433 do_exmode(TRUE); 8434 break; 8435 8436 #ifdef FEAT_JUMPLIST 8437 case ',': 8438 nv_pcmark(cap); 8439 break; 8440 8441 case ';': 8442 cap->count1 = -cap->count1; 8443 nv_pcmark(cap); 8444 break; 8445 #endif 8446 8447 #ifdef FEAT_WINDOWS 8448 case 't': 8449 if (!checkclearop(oap)) 8450 goto_tabpage((int)cap->count0); 8451 break; 8452 case 'T': 8453 if (!checkclearop(oap)) 8454 goto_tabpage(-(int)cap->count1); 8455 break; 8456 #endif 8457 8458 case '+': 8459 case '-': /* "g+" and "g-": undo or redo along the timeline */ 8460 if (!checkclearopq(oap)) 8461 undo_time(cap->nchar == '-' ? -cap->count1 : cap->count1, 8462 FALSE, FALSE, FALSE); 8463 break; 8464 8465 default: 8466 clearopbeep(oap); 8467 break; 8468 } 8469 } 8470 8471 /* 8472 * Handle "o" and "O" commands. 8473 */ 8474 static void 8475 n_opencmd(cmdarg_T *cap) 8476 { 8477 #ifdef FEAT_CONCEAL 8478 linenr_T oldline = curwin->w_cursor.lnum; 8479 #endif 8480 8481 if (!checkclearopq(cap->oap)) 8482 { 8483 #ifdef FEAT_FOLDING 8484 if (cap->cmdchar == 'O') 8485 /* Open above the first line of a folded sequence of lines */ 8486 (void)hasFolding(curwin->w_cursor.lnum, 8487 &curwin->w_cursor.lnum, NULL); 8488 else 8489 /* Open below the last line of a folded sequence of lines */ 8490 (void)hasFolding(curwin->w_cursor.lnum, 8491 NULL, &curwin->w_cursor.lnum); 8492 #endif 8493 if (u_save((linenr_T)(curwin->w_cursor.lnum - 8494 (cap->cmdchar == 'O' ? 1 : 0)), 8495 (linenr_T)(curwin->w_cursor.lnum + 8496 (cap->cmdchar == 'o' ? 1 : 0)) 8497 ) == OK 8498 && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD, 8499 #ifdef FEAT_COMMENTS 8500 has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM : 8501 #endif 8502 0, 0)) 8503 { 8504 #ifdef FEAT_CONCEAL 8505 if (curwin->w_p_cole > 0 && oldline != curwin->w_cursor.lnum) 8506 update_single_line(curwin, oldline); 8507 #endif 8508 /* When '#' is in 'cpoptions' ignore the count. */ 8509 if (vim_strchr(p_cpo, CPO_HASH) != NULL) 8510 cap->count1 = 1; 8511 #ifdef FEAT_SYN_HL 8512 if (curwin->w_p_cul) 8513 /* force redraw of cursorline */ 8514 curwin->w_valid &= ~VALID_CROW; 8515 #endif 8516 invoke_edit(cap, FALSE, cap->cmdchar, TRUE); 8517 } 8518 } 8519 } 8520 8521 /* 8522 * "." command: redo last change. 8523 */ 8524 static void 8525 nv_dot(cmdarg_T *cap) 8526 { 8527 if (!checkclearopq(cap->oap)) 8528 { 8529 /* 8530 * If "restart_edit" is TRUE, the last but one command is repeated 8531 * instead of the last command (inserting text). This is used for 8532 * CTRL-O <.> in insert mode. 8533 */ 8534 if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL) 8535 clearopbeep(cap->oap); 8536 } 8537 } 8538 8539 /* 8540 * CTRL-R: undo undo 8541 */ 8542 static void 8543 nv_redo(cmdarg_T *cap) 8544 { 8545 if (!checkclearopq(cap->oap)) 8546 { 8547 u_redo((int)cap->count1); 8548 curwin->w_set_curswant = TRUE; 8549 } 8550 } 8551 8552 /* 8553 * Handle "U" command. 8554 */ 8555 static void 8556 nv_Undo(cmdarg_T *cap) 8557 { 8558 /* In Visual mode and typing "gUU" triggers an operator */ 8559 if (cap->oap->op_type == OP_UPPER || VIsual_active) 8560 { 8561 /* translate "gUU" to "gUgU" */ 8562 cap->cmdchar = 'g'; 8563 cap->nchar = 'U'; 8564 nv_operator(cap); 8565 } 8566 else if (!checkclearopq(cap->oap)) 8567 { 8568 u_undoline(); 8569 curwin->w_set_curswant = TRUE; 8570 } 8571 } 8572 8573 /* 8574 * '~' command: If tilde is not an operator and Visual is off: swap case of a 8575 * single character. 8576 */ 8577 static void 8578 nv_tilde(cmdarg_T *cap) 8579 { 8580 if (!p_to && !VIsual_active && cap->oap->op_type != OP_TILDE) 8581 n_swapchar(cap); 8582 else 8583 nv_operator(cap); 8584 } 8585 8586 /* 8587 * Handle an operator command. 8588 * The actual work is done by do_pending_operator(). 8589 */ 8590 static void 8591 nv_operator(cmdarg_T *cap) 8592 { 8593 int op_type; 8594 8595 op_type = get_op_type(cap->cmdchar, cap->nchar); 8596 8597 if (op_type == cap->oap->op_type) /* double operator works on lines */ 8598 nv_lineop(cap); 8599 else if (!checkclearop(cap->oap)) 8600 { 8601 cap->oap->start = curwin->w_cursor; 8602 cap->oap->op_type = op_type; 8603 #ifdef FEAT_EVAL 8604 set_op_var(op_type); 8605 #endif 8606 } 8607 } 8608 8609 #ifdef FEAT_EVAL 8610 /* 8611 * Set v:operator to the characters for "optype". 8612 */ 8613 static void 8614 set_op_var(int optype) 8615 { 8616 char_u opchars[3]; 8617 8618 if (optype == OP_NOP) 8619 set_vim_var_string(VV_OP, NULL, 0); 8620 else 8621 { 8622 opchars[0] = get_op_char(optype); 8623 opchars[1] = get_extra_op_char(optype); 8624 opchars[2] = NUL; 8625 set_vim_var_string(VV_OP, opchars, -1); 8626 } 8627 } 8628 #endif 8629 8630 /* 8631 * Handle linewise operator "dd", "yy", etc. 8632 * 8633 * "_" is is a strange motion command that helps make operators more logical. 8634 * It is actually implemented, but not documented in the real Vi. This motion 8635 * command actually refers to "the current line". Commands like "dd" and "yy" 8636 * are really an alternate form of "d_" and "y_". It does accept a count, so 8637 * "d3_" works to delete 3 lines. 8638 */ 8639 static void 8640 nv_lineop(cmdarg_T *cap) 8641 { 8642 cap->oap->motion_type = MLINE; 8643 if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL) 8644 clearopbeep(cap->oap); 8645 else if ( (cap->oap->op_type == OP_DELETE /* only with linewise motions */ 8646 && cap->oap->motion_force != 'v' 8647 && cap->oap->motion_force != Ctrl_V) 8648 || cap->oap->op_type == OP_LSHIFT 8649 || cap->oap->op_type == OP_RSHIFT) 8650 beginline(BL_SOL | BL_FIX); 8651 else if (cap->oap->op_type != OP_YANK) /* 'Y' does not move cursor */ 8652 beginline(BL_WHITE | BL_FIX); 8653 } 8654 8655 /* 8656 * <Home> command. 8657 */ 8658 static void 8659 nv_home(cmdarg_T *cap) 8660 { 8661 /* CTRL-HOME is like "gg" */ 8662 if (mod_mask & MOD_MASK_CTRL) 8663 nv_goto(cap); 8664 else 8665 { 8666 cap->count0 = 1; 8667 nv_pipe(cap); 8668 } 8669 ins_at_eol = FALSE; /* Don't move cursor past eol (only necessary in a 8670 one-character line). */ 8671 } 8672 8673 /* 8674 * "|" command. 8675 */ 8676 static void 8677 nv_pipe(cmdarg_T *cap) 8678 { 8679 cap->oap->motion_type = MCHAR; 8680 cap->oap->inclusive = FALSE; 8681 beginline(0); 8682 if (cap->count0 > 0) 8683 { 8684 coladvance((colnr_T)(cap->count0 - 1)); 8685 curwin->w_curswant = (colnr_T)(cap->count0 - 1); 8686 } 8687 else 8688 curwin->w_curswant = 0; 8689 /* keep curswant at the column where we wanted to go, not where 8690 * we ended; differs if line is too short */ 8691 curwin->w_set_curswant = FALSE; 8692 } 8693 8694 /* 8695 * Handle back-word command "b" and "B". 8696 * cap->arg is 1 for "B" 8697 */ 8698 static void 8699 nv_bck_word(cmdarg_T *cap) 8700 { 8701 cap->oap->motion_type = MCHAR; 8702 cap->oap->inclusive = FALSE; 8703 curwin->w_set_curswant = TRUE; 8704 if (bck_word(cap->count1, cap->arg, FALSE) == FAIL) 8705 clearopbeep(cap->oap); 8706 #ifdef FEAT_FOLDING 8707 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 8708 foldOpenCursor(); 8709 #endif 8710 } 8711 8712 /* 8713 * Handle word motion commands "e", "E", "w" and "W". 8714 * cap->arg is TRUE for "E" and "W". 8715 */ 8716 static void 8717 nv_wordcmd(cmdarg_T *cap) 8718 { 8719 int n; 8720 int word_end; 8721 int flag = FALSE; 8722 pos_T startpos = curwin->w_cursor; 8723 8724 /* 8725 * Set inclusive for the "E" and "e" command. 8726 */ 8727 if (cap->cmdchar == 'e' || cap->cmdchar == 'E') 8728 word_end = TRUE; 8729 else 8730 word_end = FALSE; 8731 cap->oap->inclusive = word_end; 8732 8733 /* 8734 * "cw" and "cW" are a special case. 8735 */ 8736 if (!word_end && cap->oap->op_type == OP_CHANGE) 8737 { 8738 n = gchar_cursor(); 8739 if (n != NUL) /* not an empty line */ 8740 { 8741 if (VIM_ISWHITE(n)) 8742 { 8743 /* 8744 * Reproduce a funny Vi behaviour: "cw" on a blank only 8745 * changes one character, not all blanks until the start of 8746 * the next word. Only do this when the 'w' flag is included 8747 * in 'cpoptions'. 8748 */ 8749 if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL) 8750 { 8751 cap->oap->inclusive = TRUE; 8752 cap->oap->motion_type = MCHAR; 8753 return; 8754 } 8755 } 8756 else 8757 { 8758 /* 8759 * This is a little strange. To match what the real Vi does, 8760 * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided 8761 * that we are not on a space or a TAB. This seems impolite 8762 * at first, but it's really more what we mean when we say 8763 * 'cw'. 8764 * Another strangeness: When standing on the end of a word 8765 * "ce" will change until the end of the next word, but "cw" 8766 * will change only one character! This is done by setting 8767 * flag. 8768 */ 8769 cap->oap->inclusive = TRUE; 8770 word_end = TRUE; 8771 flag = TRUE; 8772 } 8773 } 8774 } 8775 8776 cap->oap->motion_type = MCHAR; 8777 curwin->w_set_curswant = TRUE; 8778 if (word_end) 8779 n = end_word(cap->count1, cap->arg, flag, FALSE); 8780 else 8781 n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP); 8782 8783 /* Don't leave the cursor on the NUL past the end of line. Unless we 8784 * didn't move it forward. */ 8785 if (LT_POS(startpos, curwin->w_cursor)) 8786 adjust_cursor(cap->oap); 8787 8788 if (n == FAIL && cap->oap->op_type == OP_NOP) 8789 clearopbeep(cap->oap); 8790 else 8791 { 8792 adjust_for_sel(cap); 8793 #ifdef FEAT_FOLDING 8794 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 8795 foldOpenCursor(); 8796 #endif 8797 } 8798 } 8799 8800 /* 8801 * Used after a movement command: If the cursor ends up on the NUL after the 8802 * end of the line, may move it back to the last character and make the motion 8803 * inclusive. 8804 */ 8805 static void 8806 adjust_cursor(oparg_T *oap) 8807 { 8808 /* The cursor cannot remain on the NUL when: 8809 * - the column is > 0 8810 * - not in Visual mode or 'selection' is "o" 8811 * - 'virtualedit' is not "all" and not "onemore". 8812 */ 8813 if (curwin->w_cursor.col > 0 && gchar_cursor() == NUL 8814 && (!VIsual_active || *p_sel == 'o') 8815 #ifdef FEAT_VIRTUALEDIT 8816 && !virtual_active() && (ve_flags & VE_ONEMORE) == 0 8817 #endif 8818 ) 8819 { 8820 --curwin->w_cursor.col; 8821 #ifdef FEAT_MBYTE 8822 /* prevent cursor from moving on the trail byte */ 8823 if (has_mbyte) 8824 mb_adjust_cursor(); 8825 #endif 8826 oap->inclusive = TRUE; 8827 } 8828 } 8829 8830 /* 8831 * "0" and "^" commands. 8832 * cap->arg is the argument for beginline(). 8833 */ 8834 static void 8835 nv_beginline(cmdarg_T *cap) 8836 { 8837 cap->oap->motion_type = MCHAR; 8838 cap->oap->inclusive = FALSE; 8839 beginline(cap->arg); 8840 #ifdef FEAT_FOLDING 8841 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 8842 foldOpenCursor(); 8843 #endif 8844 ins_at_eol = FALSE; /* Don't move cursor past eol (only necessary in a 8845 one-character line). */ 8846 } 8847 8848 /* 8849 * In exclusive Visual mode, may include the last character. 8850 */ 8851 static void 8852 adjust_for_sel(cmdarg_T *cap) 8853 { 8854 if (VIsual_active && cap->oap->inclusive && *p_sel == 'e' 8855 && gchar_cursor() != NUL && LT_POS(VIsual, curwin->w_cursor)) 8856 { 8857 #ifdef FEAT_MBYTE 8858 if (has_mbyte) 8859 inc_cursor(); 8860 else 8861 #endif 8862 ++curwin->w_cursor.col; 8863 cap->oap->inclusive = FALSE; 8864 } 8865 } 8866 8867 /* 8868 * Exclude last character at end of Visual area for 'selection' == "exclusive". 8869 * Should check VIsual_mode before calling this. 8870 * Returns TRUE when backed up to the previous line. 8871 */ 8872 static int 8873 unadjust_for_sel(void) 8874 { 8875 pos_T *pp; 8876 8877 if (*p_sel == 'e' && !EQUAL_POS(VIsual, curwin->w_cursor)) 8878 { 8879 if (LT_POS(VIsual, curwin->w_cursor)) 8880 pp = &curwin->w_cursor; 8881 else 8882 pp = &VIsual; 8883 #ifdef FEAT_VIRTUALEDIT 8884 if (pp->coladd > 0) 8885 --pp->coladd; 8886 else 8887 #endif 8888 if (pp->col > 0) 8889 { 8890 --pp->col; 8891 #ifdef FEAT_MBYTE 8892 mb_adjustpos(curbuf, pp); 8893 #endif 8894 } 8895 else if (pp->lnum > 1) 8896 { 8897 --pp->lnum; 8898 pp->col = (colnr_T)STRLEN(ml_get(pp->lnum)); 8899 return TRUE; 8900 } 8901 } 8902 return FALSE; 8903 } 8904 8905 /* 8906 * SELECT key in Normal or Visual mode: end of Select mode mapping. 8907 */ 8908 static void 8909 nv_select(cmdarg_T *cap) 8910 { 8911 if (VIsual_active) 8912 VIsual_select = TRUE; 8913 else if (VIsual_reselect) 8914 { 8915 cap->nchar = 'v'; /* fake "gv" command */ 8916 cap->arg = TRUE; 8917 nv_g_cmd(cap); 8918 } 8919 } 8920 8921 8922 /* 8923 * "G", "gg", CTRL-END, CTRL-HOME. 8924 * cap->arg is TRUE for "G". 8925 */ 8926 static void 8927 nv_goto(cmdarg_T *cap) 8928 { 8929 linenr_T lnum; 8930 8931 if (cap->arg) 8932 lnum = curbuf->b_ml.ml_line_count; 8933 else 8934 lnum = 1L; 8935 cap->oap->motion_type = MLINE; 8936 setpcmark(); 8937 8938 /* When a count is given, use it instead of the default lnum */ 8939 if (cap->count0 != 0) 8940 lnum = cap->count0; 8941 if (lnum < 1L) 8942 lnum = 1L; 8943 else if (lnum > curbuf->b_ml.ml_line_count) 8944 lnum = curbuf->b_ml.ml_line_count; 8945 curwin->w_cursor.lnum = lnum; 8946 beginline(BL_SOL | BL_FIX); 8947 #ifdef FEAT_FOLDING 8948 if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP) 8949 foldOpenCursor(); 8950 #endif 8951 } 8952 8953 /* 8954 * CTRL-\ in Normal mode. 8955 */ 8956 static void 8957 nv_normal(cmdarg_T *cap) 8958 { 8959 if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G) 8960 { 8961 clearop(cap->oap); 8962 if (restart_edit != 0 && mode_displayed) 8963 clear_cmdline = TRUE; /* unshow mode later */ 8964 restart_edit = 0; 8965 #ifdef FEAT_CMDWIN 8966 if (cmdwin_type != 0) 8967 cmdwin_result = Ctrl_C; 8968 #endif 8969 if (VIsual_active) 8970 { 8971 end_visual_mode(); /* stop Visual */ 8972 redraw_curbuf_later(INVERTED); 8973 } 8974 /* CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. */ 8975 if (cap->nchar == Ctrl_G && p_im) 8976 restart_edit = 'a'; 8977 } 8978 else 8979 clearopbeep(cap->oap); 8980 } 8981 8982 /* 8983 * ESC in Normal mode: beep, but don't flush buffers. 8984 * Don't even beep if we are canceling a command. 8985 */ 8986 static void 8987 nv_esc(cmdarg_T *cap) 8988 { 8989 int no_reason; 8990 8991 no_reason = (cap->oap->op_type == OP_NOP 8992 && cap->opcount == 0 8993 && cap->count0 == 0 8994 && cap->oap->regname == 0 8995 && !p_im); 8996 8997 if (cap->arg) /* TRUE for CTRL-C */ 8998 { 8999 if (restart_edit == 0 9000 #ifdef FEAT_CMDWIN 9001 && cmdwin_type == 0 9002 #endif 9003 && !VIsual_active 9004 && no_reason) 9005 MSG(_("Type :qa! and press <Enter> to abandon all changes and exit Vim")); 9006 9007 /* Don't reset "restart_edit" when 'insertmode' is set, it won't be 9008 * set again below when halfway a mapping. */ 9009 if (!p_im) 9010 restart_edit = 0; 9011 #ifdef FEAT_CMDWIN 9012 if (cmdwin_type != 0) 9013 { 9014 cmdwin_result = K_IGNORE; 9015 got_int = FALSE; /* don't stop executing autocommands et al. */ 9016 return; 9017 } 9018 #endif 9019 } 9020 9021 if (VIsual_active) 9022 { 9023 end_visual_mode(); /* stop Visual */ 9024 check_cursor_col(); /* make sure cursor is not beyond EOL */ 9025 curwin->w_set_curswant = TRUE; 9026 redraw_curbuf_later(INVERTED); 9027 } 9028 else if (no_reason) 9029 vim_beep(BO_ESC); 9030 clearop(cap->oap); 9031 9032 /* A CTRL-C is often used at the start of a menu. When 'insertmode' is 9033 * set return to Insert mode afterwards. */ 9034 if (restart_edit == 0 && goto_im() && ex_normal_busy == 0) 9035 restart_edit = 'a'; 9036 } 9037 9038 /* 9039 * Handle "A", "a", "I", "i" and <Insert> commands. 9040 * Also handle K_PS, start bracketed paste. 9041 */ 9042 static void 9043 nv_edit(cmdarg_T *cap) 9044 { 9045 /* <Insert> is equal to "i" */ 9046 if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS) 9047 cap->cmdchar = 'i'; 9048 9049 /* in Visual mode "A" and "I" are an operator */ 9050 if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I')) 9051 v_visop(cap); 9052 9053 /* in Visual mode and after an operator "a" and "i" are for text objects */ 9054 else if ((cap->cmdchar == 'a' || cap->cmdchar == 'i') 9055 && (cap->oap->op_type != OP_NOP || VIsual_active)) 9056 { 9057 #ifdef FEAT_TEXTOBJ 9058 nv_object(cap); 9059 #else 9060 clearopbeep(cap->oap); 9061 #endif 9062 } 9063 #ifdef FEAT_TERMINAL 9064 else if (term_in_normal_mode()) 9065 { 9066 clearop(cap->oap); 9067 term_enter_job_mode(); 9068 return; 9069 } 9070 #endif 9071 else if (!curbuf->b_p_ma && !p_im) 9072 { 9073 /* Only give this error when 'insertmode' is off. */ 9074 EMSG(_(e_modifiable)); 9075 clearop(cap->oap); 9076 if (cap->cmdchar == K_PS) 9077 /* drop the pasted text */ 9078 bracketed_paste(PASTE_INSERT, TRUE, NULL); 9079 } 9080 else if (cap->cmdchar == K_PS && VIsual_active) 9081 { 9082 pos_T old_pos = curwin->w_cursor; 9083 pos_T old_visual = VIsual; 9084 9085 /* In Visual mode the selected text is deleted. */ 9086 if (VIsual_mode == 'V' || curwin->w_cursor.lnum != VIsual.lnum) 9087 { 9088 shift_delete_registers(); 9089 cap->oap->regname = '1'; 9090 } 9091 else 9092 cap->oap->regname = '-'; 9093 cap->cmdchar = 'd'; 9094 cap->nchar = NUL; 9095 nv_operator(cap); 9096 do_pending_operator(cap, 0, FALSE); 9097 cap->cmdchar = K_PS; 9098 9099 /* When the last char in the line was deleted then append. Detect this 9100 * by checking if the cursor moved to before the Visual area. */ 9101 if (*ml_get_cursor() != NUL && LT_POS(curwin->w_cursor, old_pos) 9102 && LT_POS(curwin->w_cursor, old_visual)) 9103 inc_cursor(); 9104 9105 /* Insert to replace the deleted text with the pasted text. */ 9106 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 9107 } 9108 else if (!checkclearopq(cap->oap)) 9109 { 9110 switch (cap->cmdchar) 9111 { 9112 case 'A': /* "A"ppend after the line */ 9113 curwin->w_set_curswant = TRUE; 9114 #ifdef FEAT_VIRTUALEDIT 9115 if (ve_flags == VE_ALL) 9116 { 9117 int save_State = State; 9118 9119 /* Pretend Insert mode here to allow the cursor on the 9120 * character past the end of the line */ 9121 State = INSERT; 9122 coladvance((colnr_T)MAXCOL); 9123 State = save_State; 9124 } 9125 else 9126 #endif 9127 curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor()); 9128 break; 9129 9130 case 'I': /* "I"nsert before the first non-blank */ 9131 if (vim_strchr(p_cpo, CPO_INSEND) == NULL) 9132 beginline(BL_WHITE); 9133 else 9134 beginline(BL_WHITE|BL_FIX); 9135 break; 9136 9137 case K_PS: 9138 /* Bracketed paste works like "a"ppend, unless the cursor is in 9139 * the first column, then it inserts. */ 9140 if (curwin->w_cursor.col == 0) 9141 break; 9142 /*FALLTHROUGH*/ 9143 9144 case 'a': /* "a"ppend is like "i"nsert on the next character. */ 9145 #ifdef FEAT_VIRTUALEDIT 9146 /* increment coladd when in virtual space, increment the 9147 * column otherwise, also to append after an unprintable char */ 9148 if (virtual_active() 9149 && (curwin->w_cursor.coladd > 0 9150 || *ml_get_cursor() == NUL 9151 || *ml_get_cursor() == TAB)) 9152 curwin->w_cursor.coladd++; 9153 else 9154 #endif 9155 if (*ml_get_cursor() != NUL) 9156 inc_cursor(); 9157 break; 9158 } 9159 9160 #ifdef FEAT_VIRTUALEDIT 9161 if (curwin->w_cursor.coladd && cap->cmdchar != 'A') 9162 { 9163 int save_State = State; 9164 9165 /* Pretend Insert mode here to allow the cursor on the 9166 * character past the end of the line */ 9167 State = INSERT; 9168 coladvance(getviscol()); 9169 State = save_State; 9170 } 9171 #endif 9172 9173 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 9174 } 9175 else if (cap->cmdchar == K_PS) 9176 /* drop the pasted text */ 9177 bracketed_paste(PASTE_INSERT, TRUE, NULL); 9178 } 9179 9180 /* 9181 * Invoke edit() and take care of "restart_edit" and the return value. 9182 */ 9183 static void 9184 invoke_edit( 9185 cmdarg_T *cap, 9186 int repl, /* "r" or "gr" command */ 9187 int cmd, 9188 int startln) 9189 { 9190 int restart_edit_save = 0; 9191 9192 /* Complicated: When the user types "a<C-O>a" we don't want to do Insert 9193 * mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow 9194 * it. */ 9195 if (repl || !stuff_empty()) 9196 restart_edit_save = restart_edit; 9197 else 9198 restart_edit_save = 0; 9199 9200 /* Always reset "restart_edit", this is not a restarted edit. */ 9201 restart_edit = 0; 9202 9203 if (edit(cmd, startln, cap->count1)) 9204 cap->retval |= CA_COMMAND_BUSY; 9205 9206 if (restart_edit == 0) 9207 restart_edit = restart_edit_save; 9208 } 9209 9210 #ifdef FEAT_TEXTOBJ 9211 /* 9212 * "a" or "i" while an operator is pending or in Visual mode: object motion. 9213 */ 9214 static void 9215 nv_object( 9216 cmdarg_T *cap) 9217 { 9218 int flag; 9219 int include; 9220 char_u *mps_save; 9221 9222 if (cap->cmdchar == 'i') 9223 include = FALSE; /* "ix" = inner object: exclude white space */ 9224 else 9225 include = TRUE; /* "ax" = an object: include white space */ 9226 9227 /* Make sure (), [], {} and <> are in 'matchpairs' */ 9228 mps_save = curbuf->b_p_mps; 9229 curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>"; 9230 9231 switch (cap->nchar) 9232 { 9233 case 'w': /* "aw" = a word */ 9234 flag = current_word(cap->oap, cap->count1, include, FALSE); 9235 break; 9236 case 'W': /* "aW" = a WORD */ 9237 flag = current_word(cap->oap, cap->count1, include, TRUE); 9238 break; 9239 case 'b': /* "ab" = a braces block */ 9240 case '(': 9241 case ')': 9242 flag = current_block(cap->oap, cap->count1, include, '(', ')'); 9243 break; 9244 case 'B': /* "aB" = a Brackets block */ 9245 case '{': 9246 case '}': 9247 flag = current_block(cap->oap, cap->count1, include, '{', '}'); 9248 break; 9249 case '[': /* "a[" = a [] block */ 9250 case ']': 9251 flag = current_block(cap->oap, cap->count1, include, '[', ']'); 9252 break; 9253 case '<': /* "a<" = a <> block */ 9254 case '>': 9255 flag = current_block(cap->oap, cap->count1, include, '<', '>'); 9256 break; 9257 case 't': /* "at" = a tag block (xml and html) */ 9258 /* Do not adjust oap->end in do_pending_operator() 9259 * otherwise there are different results for 'dit' 9260 * (note leading whitespace in last line): 9261 * 1) <b> 2) <b> 9262 * foobar foobar 9263 * </b> </b> 9264 */ 9265 cap->retval |= CA_NO_ADJ_OP_END; 9266 flag = current_tagblock(cap->oap, cap->count1, include); 9267 break; 9268 case 'p': /* "ap" = a paragraph */ 9269 flag = current_par(cap->oap, cap->count1, include, 'p'); 9270 break; 9271 case 's': /* "as" = a sentence */ 9272 flag = current_sent(cap->oap, cap->count1, include); 9273 break; 9274 case '"': /* "a"" = a double quoted string */ 9275 case '\'': /* "a'" = a single quoted string */ 9276 case '`': /* "a`" = a backtick quoted string */ 9277 flag = current_quote(cap->oap, cap->count1, include, 9278 cap->nchar); 9279 break; 9280 #if 0 /* TODO */ 9281 case 'S': /* "aS" = a section */ 9282 case 'f': /* "af" = a filename */ 9283 case 'u': /* "au" = a URL */ 9284 #endif 9285 default: 9286 flag = FAIL; 9287 break; 9288 } 9289 9290 curbuf->b_p_mps = mps_save; 9291 if (flag == FAIL) 9292 clearopbeep(cap->oap); 9293 adjust_cursor_col(); 9294 curwin->w_set_curswant = TRUE; 9295 } 9296 #endif 9297 9298 /* 9299 * "q" command: Start/stop recording. 9300 * "q:", "q/", "q?": edit command-line in command-line window. 9301 */ 9302 static void 9303 nv_record(cmdarg_T *cap) 9304 { 9305 if (cap->oap->op_type == OP_FORMAT) 9306 { 9307 /* "gqq" is the same as "gqgq": format line */ 9308 cap->cmdchar = 'g'; 9309 cap->nchar = 'q'; 9310 nv_operator(cap); 9311 } 9312 else if (!checkclearop(cap->oap)) 9313 { 9314 #ifdef FEAT_CMDWIN 9315 if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?') 9316 { 9317 stuffcharReadbuff(cap->nchar); 9318 stuffcharReadbuff(K_CMDWIN); 9319 } 9320 else 9321 #endif 9322 /* (stop) recording into a named register, unless executing a 9323 * register */ 9324 if (!Exec_reg && do_record(cap->nchar) == FAIL) 9325 clearopbeep(cap->oap); 9326 } 9327 } 9328 9329 /* 9330 * Handle the "@r" command. 9331 */ 9332 static void 9333 nv_at(cmdarg_T *cap) 9334 { 9335 if (checkclearop(cap->oap)) 9336 return; 9337 #ifdef FEAT_EVAL 9338 if (cap->nchar == '=') 9339 { 9340 if (get_expr_register() == NUL) 9341 return; 9342 } 9343 #endif 9344 while (cap->count1-- && !got_int) 9345 { 9346 if (do_execreg(cap->nchar, FALSE, FALSE, FALSE) == FAIL) 9347 { 9348 clearopbeep(cap->oap); 9349 break; 9350 } 9351 line_breakcheck(); 9352 } 9353 } 9354 9355 /* 9356 * Handle the CTRL-U and CTRL-D commands. 9357 */ 9358 static void 9359 nv_halfpage(cmdarg_T *cap) 9360 { 9361 if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1) 9362 || (cap->cmdchar == Ctrl_D 9363 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)) 9364 clearopbeep(cap->oap); 9365 else if (!checkclearop(cap->oap)) 9366 halfpage(cap->cmdchar == Ctrl_D, cap->count0); 9367 } 9368 9369 /* 9370 * Handle "J" or "gJ" command. 9371 */ 9372 static void 9373 nv_join(cmdarg_T *cap) 9374 { 9375 if (VIsual_active) /* join the visual lines */ 9376 nv_operator(cap); 9377 else if (!checkclearop(cap->oap)) 9378 { 9379 if (cap->count0 <= 1) 9380 cap->count0 = 2; /* default for join is two lines! */ 9381 if (curwin->w_cursor.lnum + cap->count0 - 1 > 9382 curbuf->b_ml.ml_line_count) 9383 { 9384 /* can't join when on the last line */ 9385 if (cap->count0 <= 2) 9386 { 9387 clearopbeep(cap->oap); 9388 return; 9389 } 9390 cap->count0 = curbuf->b_ml.ml_line_count 9391 - curwin->w_cursor.lnum + 1; 9392 } 9393 9394 prep_redo(cap->oap->regname, cap->count0, 9395 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 9396 (void)do_join(cap->count0, cap->nchar == NUL, TRUE, TRUE, TRUE); 9397 } 9398 } 9399 9400 /* 9401 * "P", "gP", "p" and "gp" commands. 9402 */ 9403 static void 9404 nv_put(cmdarg_T *cap) 9405 { 9406 int regname = 0; 9407 void *reg1 = NULL, *reg2 = NULL; 9408 int empty = FALSE; 9409 int was_visual = FALSE; 9410 int dir; 9411 int flags = 0; 9412 9413 if (cap->oap->op_type != OP_NOP) 9414 { 9415 #ifdef FEAT_DIFF 9416 /* "dp" is ":diffput" */ 9417 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p') 9418 { 9419 clearop(cap->oap); 9420 nv_diffgetput(TRUE, cap->opcount); 9421 } 9422 else 9423 #endif 9424 clearopbeep(cap->oap); 9425 } 9426 else 9427 { 9428 dir = (cap->cmdchar == 'P' 9429 || (cap->cmdchar == 'g' && cap->nchar == 'P')) 9430 ? BACKWARD : FORWARD; 9431 prep_redo_cmd(cap); 9432 if (cap->cmdchar == 'g') 9433 flags |= PUT_CURSEND; 9434 9435 if (VIsual_active) 9436 { 9437 /* Putting in Visual mode: The put text replaces the selected 9438 * text. First delete the selected text, then put the new text. 9439 * Need to save and restore the registers that the delete 9440 * overwrites if the old contents is being put. 9441 */ 9442 was_visual = TRUE; 9443 regname = cap->oap->regname; 9444 #ifdef FEAT_CLIPBOARD 9445 adjust_clip_reg(®name); 9446 #endif 9447 if (regname == 0 || regname == '"' 9448 || VIM_ISDIGIT(regname) || regname == '-' 9449 #ifdef FEAT_CLIPBOARD 9450 || (clip_unnamed && (regname == '*' || regname == '+')) 9451 #endif 9452 9453 ) 9454 { 9455 /* The delete is going to overwrite the register we want to 9456 * put, save it first. */ 9457 reg1 = get_register(regname, TRUE); 9458 } 9459 9460 /* Now delete the selected text. */ 9461 cap->cmdchar = 'd'; 9462 cap->nchar = NUL; 9463 cap->oap->regname = NUL; 9464 nv_operator(cap); 9465 do_pending_operator(cap, 0, FALSE); 9466 empty = (curbuf->b_ml.ml_flags & ML_EMPTY); 9467 9468 /* delete PUT_LINE_BACKWARD; */ 9469 cap->oap->regname = regname; 9470 9471 if (reg1 != NULL) 9472 { 9473 /* Delete probably changed the register we want to put, save 9474 * it first. Then put back what was there before the delete. */ 9475 reg2 = get_register(regname, FALSE); 9476 put_register(regname, reg1); 9477 } 9478 9479 /* When deleted a linewise Visual area, put the register as 9480 * lines to avoid it joined with the next line. When deletion was 9481 * characterwise, split a line when putting lines. */ 9482 if (VIsual_mode == 'V') 9483 flags |= PUT_LINE; 9484 else if (VIsual_mode == 'v') 9485 flags |= PUT_LINE_SPLIT; 9486 if (VIsual_mode == Ctrl_V && dir == FORWARD) 9487 flags |= PUT_LINE_FORWARD; 9488 dir = BACKWARD; 9489 if ((VIsual_mode != 'V' 9490 && curwin->w_cursor.col < curbuf->b_op_start.col) 9491 || (VIsual_mode == 'V' 9492 && curwin->w_cursor.lnum < curbuf->b_op_start.lnum)) 9493 /* cursor is at the end of the line or end of file, put 9494 * forward. */ 9495 dir = FORWARD; 9496 /* May have been reset in do_put(). */ 9497 VIsual_active = TRUE; 9498 } 9499 do_put(cap->oap->regname, dir, cap->count1, flags); 9500 9501 /* If a register was saved, put it back now. */ 9502 if (reg2 != NULL) 9503 put_register(regname, reg2); 9504 9505 /* What to reselect with "gv"? Selecting the just put text seems to 9506 * be the most useful, since the original text was removed. */ 9507 if (was_visual) 9508 { 9509 curbuf->b_visual.vi_start = curbuf->b_op_start; 9510 curbuf->b_visual.vi_end = curbuf->b_op_end; 9511 /* need to adjust cursor position */ 9512 if (*p_sel == 'e') 9513 inc(&curbuf->b_visual.vi_end); 9514 } 9515 9516 /* When all lines were selected and deleted do_put() leaves an empty 9517 * line that needs to be deleted now. */ 9518 if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL) 9519 { 9520 ml_delete(curbuf->b_ml.ml_line_count, TRUE); 9521 9522 /* If the cursor was in that line, move it to the end of the last 9523 * line. */ 9524 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 9525 { 9526 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 9527 coladvance((colnr_T)MAXCOL); 9528 } 9529 } 9530 auto_format(FALSE, TRUE); 9531 } 9532 } 9533 9534 /* 9535 * "o" and "O" commands. 9536 */ 9537 static void 9538 nv_open(cmdarg_T *cap) 9539 { 9540 #ifdef FEAT_DIFF 9541 /* "do" is ":diffget" */ 9542 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o') 9543 { 9544 clearop(cap->oap); 9545 nv_diffgetput(FALSE, cap->opcount); 9546 } 9547 else 9548 #endif 9549 if (VIsual_active) /* switch start and end of visual */ 9550 v_swap_corners(cap->cmdchar); 9551 else 9552 n_opencmd(cap); 9553 } 9554 9555 #ifdef FEAT_NETBEANS_INTG 9556 static void 9557 nv_nbcmd(cmdarg_T *cap) 9558 { 9559 netbeans_keycommand(cap->nchar); 9560 } 9561 #endif 9562 9563 #ifdef FEAT_DND 9564 static void 9565 nv_drop(cmdarg_T *cap UNUSED) 9566 { 9567 do_put('~', BACKWARD, 1L, PUT_CURSEND); 9568 } 9569 #endif 9570 9571 #ifdef FEAT_AUTOCMD 9572 /* 9573 * Trigger CursorHold event. 9574 * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the 9575 * input buffer. "did_cursorhold" is set to avoid retriggering. 9576 */ 9577 static void 9578 nv_cursorhold(cmdarg_T *cap) 9579 { 9580 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf); 9581 did_cursorhold = TRUE; 9582 cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */ 9583 } 9584 #endif 9585 9586 /* 9587 * Calculate start/end virtual columns for operating in block mode. 9588 */ 9589 static void 9590 get_op_vcol( 9591 oparg_T *oap, 9592 colnr_T redo_VIsual_vcol, 9593 int initial) /* when TRUE adjust position for 'selectmode' */ 9594 { 9595 colnr_T start, end; 9596 9597 if (VIsual_mode != Ctrl_V 9598 || (!initial && oap->end.col < W_WIDTH(curwin))) 9599 return; 9600 9601 oap->block_mode = TRUE; 9602 9603 #ifdef FEAT_MBYTE 9604 /* prevent from moving onto a trail byte */ 9605 if (has_mbyte) 9606 mb_adjustpos(curwin->w_buffer, &oap->end); 9607 #endif 9608 9609 getvvcol(curwin, &(oap->start), &oap->start_vcol, NULL, &oap->end_vcol); 9610 9611 if (!redo_VIsual_busy) 9612 { 9613 getvvcol(curwin, &(oap->end), &start, NULL, &end); 9614 9615 if (start < oap->start_vcol) 9616 oap->start_vcol = start; 9617 if (end > oap->end_vcol) 9618 { 9619 if (initial && *p_sel == 'e' && start >= 1 9620 && start - 1 >= oap->end_vcol) 9621 oap->end_vcol = start - 1; 9622 else 9623 oap->end_vcol = end; 9624 } 9625 } 9626 9627 /* if '$' was used, get oap->end_vcol from longest line */ 9628 if (curwin->w_curswant == MAXCOL) 9629 { 9630 curwin->w_cursor.col = MAXCOL; 9631 oap->end_vcol = 0; 9632 for (curwin->w_cursor.lnum = oap->start.lnum; 9633 curwin->w_cursor.lnum <= oap->end.lnum; 9634 ++curwin->w_cursor.lnum) 9635 { 9636 getvvcol(curwin, &curwin->w_cursor, NULL, NULL, &end); 9637 if (end > oap->end_vcol) 9638 oap->end_vcol = end; 9639 } 9640 } 9641 else if (redo_VIsual_busy) 9642 oap->end_vcol = oap->start_vcol + redo_VIsual_vcol - 1; 9643 /* 9644 * Correct oap->end.col and oap->start.col to be the 9645 * upper-left and lower-right corner of the block area. 9646 * 9647 * (Actually, this does convert column positions into character 9648 * positions) 9649 */ 9650 curwin->w_cursor.lnum = oap->end.lnum; 9651 coladvance(oap->end_vcol); 9652 oap->end = curwin->w_cursor; 9653 9654 curwin->w_cursor = oap->start; 9655 coladvance(oap->start_vcol); 9656 oap->start = curwin->w_cursor; 9657 } 9658