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