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 static int VIsual_mode_orig = NUL; // saved Visual mode 18 static int restart_VIsual_select = 0; 19 20 #ifdef FEAT_EVAL 21 static void set_vcount_ca(cmdarg_T *cap, int *set_prevcount); 22 #endif 23 static int nv_compare(const void *s1, const void *s2); 24 static void unshift_special(cmdarg_T *cap); 25 #ifdef FEAT_CMDL_INFO 26 static void del_from_showcmd(int); 27 #endif 28 29 /* 30 * nv_*(): functions called to handle Normal and Visual mode commands. 31 * n_*(): functions called to handle Normal mode commands. 32 * v_*(): functions called to handle Visual mode commands. 33 */ 34 static void nv_ignore(cmdarg_T *cap); 35 static void nv_nop(cmdarg_T *cap); 36 static void nv_error(cmdarg_T *cap); 37 static void nv_help(cmdarg_T *cap); 38 static void nv_addsub(cmdarg_T *cap); 39 static void nv_page(cmdarg_T *cap); 40 static void nv_zet(cmdarg_T *cap); 41 #ifdef FEAT_GUI 42 static void nv_ver_scrollbar(cmdarg_T *cap); 43 static void nv_hor_scrollbar(cmdarg_T *cap); 44 #endif 45 #ifdef FEAT_GUI_TABLINE 46 static void nv_tabline(cmdarg_T *cap); 47 static void nv_tabmenu(cmdarg_T *cap); 48 #endif 49 static void nv_exmode(cmdarg_T *cap); 50 static void nv_colon(cmdarg_T *cap); 51 static void nv_ctrlg(cmdarg_T *cap); 52 static void nv_ctrlh(cmdarg_T *cap); 53 static void nv_clear(cmdarg_T *cap); 54 static void nv_ctrlo(cmdarg_T *cap); 55 static void nv_hat(cmdarg_T *cap); 56 static void nv_Zet(cmdarg_T *cap); 57 static void nv_ident(cmdarg_T *cap); 58 static void nv_tagpop(cmdarg_T *cap); 59 static void nv_scroll(cmdarg_T *cap); 60 static void nv_right(cmdarg_T *cap); 61 static void nv_left(cmdarg_T *cap); 62 static void nv_up(cmdarg_T *cap); 63 static void nv_down(cmdarg_T *cap); 64 static void nv_end(cmdarg_T *cap); 65 static void nv_dollar(cmdarg_T *cap); 66 static void nv_search(cmdarg_T *cap); 67 static void nv_next(cmdarg_T *cap); 68 static int normal_search(cmdarg_T *cap, int dir, char_u *pat, int opt, int *wrapped); 69 static void nv_csearch(cmdarg_T *cap); 70 static void nv_brackets(cmdarg_T *cap); 71 static void nv_percent(cmdarg_T *cap); 72 static void nv_brace(cmdarg_T *cap); 73 static void nv_mark(cmdarg_T *cap); 74 static void nv_findpar(cmdarg_T *cap); 75 static void nv_undo(cmdarg_T *cap); 76 static void nv_kundo(cmdarg_T *cap); 77 static void nv_Replace(cmdarg_T *cap); 78 static void nv_replace(cmdarg_T *cap); 79 static void nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos); 80 static void v_visop(cmdarg_T *cap); 81 static void nv_subst(cmdarg_T *cap); 82 static void nv_abbrev(cmdarg_T *cap); 83 static void nv_optrans(cmdarg_T *cap); 84 static void nv_gomark(cmdarg_T *cap); 85 static void nv_pcmark(cmdarg_T *cap); 86 static void nv_regname(cmdarg_T *cap); 87 static void nv_visual(cmdarg_T *cap); 88 static void n_start_visual_mode(int c); 89 static void nv_window(cmdarg_T *cap); 90 static void nv_suspend(cmdarg_T *cap); 91 static void nv_g_cmd(cmdarg_T *cap); 92 static void nv_dot(cmdarg_T *cap); 93 static void nv_redo(cmdarg_T *cap); 94 static void nv_Undo(cmdarg_T *cap); 95 static void nv_tilde(cmdarg_T *cap); 96 static void nv_operator(cmdarg_T *cap); 97 #ifdef FEAT_EVAL 98 static void set_op_var(int optype); 99 #endif 100 static void nv_lineop(cmdarg_T *cap); 101 static void nv_home(cmdarg_T *cap); 102 static void nv_pipe(cmdarg_T *cap); 103 static void nv_bck_word(cmdarg_T *cap); 104 static void nv_wordcmd(cmdarg_T *cap); 105 static void nv_beginline(cmdarg_T *cap); 106 static void adjust_cursor(oparg_T *oap); 107 static void adjust_for_sel(cmdarg_T *cap); 108 static void nv_select(cmdarg_T *cap); 109 static void nv_goto(cmdarg_T *cap); 110 static void nv_normal(cmdarg_T *cap); 111 static void nv_esc(cmdarg_T *oap); 112 static void nv_edit(cmdarg_T *cap); 113 static void invoke_edit(cmdarg_T *cap, int repl, int cmd, int startln); 114 #ifdef FEAT_TEXTOBJ 115 static void nv_object(cmdarg_T *cap); 116 #endif 117 static void nv_record(cmdarg_T *cap); 118 static void nv_at(cmdarg_T *cap); 119 static void nv_halfpage(cmdarg_T *cap); 120 static void nv_join(cmdarg_T *cap); 121 static void nv_put(cmdarg_T *cap); 122 static void nv_put_opt(cmdarg_T *cap, int fix_indent); 123 static void nv_open(cmdarg_T *cap); 124 #ifdef FEAT_NETBEANS_INTG 125 static void nv_nbcmd(cmdarg_T *cap); 126 #endif 127 #ifdef FEAT_DND 128 static void nv_drop(cmdarg_T *cap); 129 #endif 130 static void nv_cursorhold(cmdarg_T *cap); 131 132 static char *e_noident = N_("E349: No identifier under cursor"); 133 134 /* 135 * Function to be called for a Normal or Visual mode command. 136 * The argument is a cmdarg_T. 137 */ 138 typedef void (*nv_func_T)(cmdarg_T *cap); 139 140 /* Values for cmd_flags. */ 141 #define NV_NCH 0x01 /* may need to get a second char */ 142 #define NV_NCH_NOP (0x02|NV_NCH) /* get second char when no operator pending */ 143 #define NV_NCH_ALW (0x04|NV_NCH) /* always get a second char */ 144 #define NV_LANG 0x08 /* second char needs language adjustment */ 145 146 #define NV_SS 0x10 /* may start selection */ 147 #define NV_SSS 0x20 /* may start selection with shift modifier */ 148 #define NV_STS 0x40 /* may stop selection without shift modif. */ 149 #define NV_RL 0x80 /* 'rightleft' modifies command */ 150 #define NV_KEEPREG 0x100 /* don't clear regname */ 151 #define NV_NCW 0x200 /* not allowed in command-line window */ 152 153 /* 154 * Generally speaking, every Normal mode command should either clear any 155 * pending operator (with *clearop*()), or set the motion type variable 156 * oap->motion_type. 157 * 158 * When a cursor motion command is made, it is marked as being a character or 159 * line oriented motion. Then, if an operator is in effect, the operation 160 * becomes character or line oriented accordingly. 161 */ 162 163 /* 164 * This table contains one entry for every Normal or Visual mode command. 165 * The order doesn't matter, init_normal_cmds() will create a sorted index. 166 * It is faster when all keys from zero to '~' are present. 167 */ 168 static const struct nv_cmd 169 { 170 int cmd_char; /* (first) command character */ 171 nv_func_T cmd_func; /* function for this command */ 172 short_u cmd_flags; /* NV_ flags */ 173 short cmd_arg; /* value for ca.arg */ 174 } nv_cmds[] = 175 { 176 {NUL, nv_error, 0, 0}, 177 {Ctrl_A, nv_addsub, 0, 0}, 178 {Ctrl_B, nv_page, NV_STS, BACKWARD}, 179 {Ctrl_C, nv_esc, 0, TRUE}, 180 {Ctrl_D, nv_halfpage, 0, 0}, 181 {Ctrl_E, nv_scroll_line, 0, TRUE}, 182 {Ctrl_F, nv_page, NV_STS, FORWARD}, 183 {Ctrl_G, nv_ctrlg, 0, 0}, 184 {Ctrl_H, nv_ctrlh, 0, 0}, 185 {Ctrl_I, nv_pcmark, 0, 0}, 186 {NL, nv_down, 0, FALSE}, 187 {Ctrl_K, nv_error, 0, 0}, 188 {Ctrl_L, nv_clear, 0, 0}, 189 {CAR, nv_down, 0, TRUE}, 190 {Ctrl_N, nv_down, NV_STS, FALSE}, 191 {Ctrl_O, nv_ctrlo, 0, 0}, 192 {Ctrl_P, nv_up, NV_STS, FALSE}, 193 {Ctrl_Q, nv_visual, 0, FALSE}, 194 {Ctrl_R, nv_redo, 0, 0}, 195 {Ctrl_S, nv_ignore, 0, 0}, 196 {Ctrl_T, nv_tagpop, NV_NCW, 0}, 197 {Ctrl_U, nv_halfpage, 0, 0}, 198 {Ctrl_V, nv_visual, 0, FALSE}, 199 {'V', nv_visual, 0, FALSE}, 200 {'v', nv_visual, 0, FALSE}, 201 {Ctrl_W, nv_window, 0, 0}, 202 {Ctrl_X, nv_addsub, 0, 0}, 203 {Ctrl_Y, nv_scroll_line, 0, FALSE}, 204 {Ctrl_Z, nv_suspend, 0, 0}, 205 {ESC, nv_esc, 0, FALSE}, 206 {Ctrl_BSL, nv_normal, NV_NCH_ALW, 0}, 207 {Ctrl_RSB, nv_ident, NV_NCW, 0}, 208 {Ctrl_HAT, nv_hat, NV_NCW, 0}, 209 {Ctrl__, nv_error, 0, 0}, 210 {' ', nv_right, 0, 0}, 211 {'!', nv_operator, 0, 0}, 212 {'"', nv_regname, NV_NCH_NOP|NV_KEEPREG, 0}, 213 {'#', nv_ident, 0, 0}, 214 {'$', nv_dollar, 0, 0}, 215 {'%', nv_percent, 0, 0}, 216 {'&', nv_optrans, 0, 0}, 217 {'\'', nv_gomark, NV_NCH_ALW, TRUE}, 218 {'(', nv_brace, 0, BACKWARD}, 219 {')', nv_brace, 0, FORWARD}, 220 {'*', nv_ident, 0, 0}, 221 {'+', nv_down, 0, TRUE}, 222 {',', nv_csearch, 0, TRUE}, 223 {'-', nv_up, 0, TRUE}, 224 {'.', nv_dot, NV_KEEPREG, 0}, 225 {'/', nv_search, 0, FALSE}, 226 {'0', nv_beginline, 0, 0}, 227 {'1', nv_ignore, 0, 0}, 228 {'2', nv_ignore, 0, 0}, 229 {'3', nv_ignore, 0, 0}, 230 {'4', nv_ignore, 0, 0}, 231 {'5', nv_ignore, 0, 0}, 232 {'6', nv_ignore, 0, 0}, 233 {'7', nv_ignore, 0, 0}, 234 {'8', nv_ignore, 0, 0}, 235 {'9', nv_ignore, 0, 0}, 236 {':', nv_colon, 0, 0}, 237 {';', nv_csearch, 0, FALSE}, 238 {'<', nv_operator, NV_RL, 0}, 239 {'=', nv_operator, 0, 0}, 240 {'>', nv_operator, NV_RL, 0}, 241 {'?', nv_search, 0, FALSE}, 242 {'@', nv_at, NV_NCH_NOP, FALSE}, 243 {'A', nv_edit, 0, 0}, 244 {'B', nv_bck_word, 0, 1}, 245 {'C', nv_abbrev, NV_KEEPREG, 0}, 246 {'D', nv_abbrev, NV_KEEPREG, 0}, 247 {'E', nv_wordcmd, 0, TRUE}, 248 {'F', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD}, 249 {'G', nv_goto, 0, TRUE}, 250 {'H', nv_scroll, 0, 0}, 251 {'I', nv_edit, 0, 0}, 252 {'J', nv_join, 0, 0}, 253 {'K', nv_ident, 0, 0}, 254 {'L', nv_scroll, 0, 0}, 255 {'M', nv_scroll, 0, 0}, 256 {'N', nv_next, 0, SEARCH_REV}, 257 {'O', nv_open, 0, 0}, 258 {'P', nv_put, 0, 0}, 259 {'Q', nv_exmode, NV_NCW, 0}, 260 {'R', nv_Replace, 0, FALSE}, 261 {'S', nv_subst, NV_KEEPREG, 0}, 262 {'T', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD}, 263 {'U', nv_Undo, 0, 0}, 264 {'W', nv_wordcmd, 0, TRUE}, 265 {'X', nv_abbrev, NV_KEEPREG, 0}, 266 {'Y', nv_abbrev, NV_KEEPREG, 0}, 267 {'Z', nv_Zet, NV_NCH_NOP|NV_NCW, 0}, 268 {'[', nv_brackets, NV_NCH_ALW, BACKWARD}, 269 {'\\', nv_error, 0, 0}, 270 {']', nv_brackets, NV_NCH_ALW, FORWARD}, 271 {'^', nv_beginline, 0, BL_WHITE | BL_FIX}, 272 {'_', nv_lineop, 0, 0}, 273 {'`', nv_gomark, NV_NCH_ALW, FALSE}, 274 {'a', nv_edit, NV_NCH, 0}, 275 {'b', nv_bck_word, 0, 0}, 276 {'c', nv_operator, 0, 0}, 277 {'d', nv_operator, 0, 0}, 278 {'e', nv_wordcmd, 0, FALSE}, 279 {'f', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD}, 280 {'g', nv_g_cmd, NV_NCH_ALW, FALSE}, 281 {'h', nv_left, NV_RL, 0}, 282 {'i', nv_edit, NV_NCH, 0}, 283 {'j', nv_down, 0, FALSE}, 284 {'k', nv_up, 0, FALSE}, 285 {'l', nv_right, NV_RL, 0}, 286 {'m', nv_mark, NV_NCH_NOP, 0}, 287 {'n', nv_next, 0, 0}, 288 {'o', nv_open, 0, 0}, 289 {'p', nv_put, 0, 0}, 290 {'q', nv_record, NV_NCH, 0}, 291 {'r', nv_replace, NV_NCH_NOP|NV_LANG, 0}, 292 {'s', nv_subst, NV_KEEPREG, 0}, 293 {'t', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD}, 294 {'u', nv_undo, 0, 0}, 295 {'w', nv_wordcmd, 0, FALSE}, 296 {'x', nv_abbrev, NV_KEEPREG, 0}, 297 {'y', nv_operator, 0, 0}, 298 {'z', nv_zet, NV_NCH_ALW, 0}, 299 {'{', nv_findpar, 0, BACKWARD}, 300 {'|', nv_pipe, 0, 0}, 301 {'}', nv_findpar, 0, FORWARD}, 302 {'~', nv_tilde, 0, 0}, 303 304 /* pound sign */ 305 {POUND, nv_ident, 0, 0}, 306 {K_MOUSEUP, nv_mousescroll, 0, MSCR_UP}, 307 {K_MOUSEDOWN, nv_mousescroll, 0, MSCR_DOWN}, 308 {K_MOUSELEFT, nv_mousescroll, 0, MSCR_LEFT}, 309 {K_MOUSERIGHT, nv_mousescroll, 0, MSCR_RIGHT}, 310 {K_LEFTMOUSE, nv_mouse, 0, 0}, 311 {K_LEFTMOUSE_NM, nv_mouse, 0, 0}, 312 {K_LEFTDRAG, nv_mouse, 0, 0}, 313 {K_LEFTRELEASE, nv_mouse, 0, 0}, 314 {K_LEFTRELEASE_NM, nv_mouse, 0, 0}, 315 {K_MOUSEMOVE, nv_mouse, 0, 0}, 316 {K_MIDDLEMOUSE, nv_mouse, 0, 0}, 317 {K_MIDDLEDRAG, nv_mouse, 0, 0}, 318 {K_MIDDLERELEASE, nv_mouse, 0, 0}, 319 {K_RIGHTMOUSE, nv_mouse, 0, 0}, 320 {K_RIGHTDRAG, nv_mouse, 0, 0}, 321 {K_RIGHTRELEASE, nv_mouse, 0, 0}, 322 {K_X1MOUSE, nv_mouse, 0, 0}, 323 {K_X1DRAG, nv_mouse, 0, 0}, 324 {K_X1RELEASE, nv_mouse, 0, 0}, 325 {K_X2MOUSE, nv_mouse, 0, 0}, 326 {K_X2DRAG, nv_mouse, 0, 0}, 327 {K_X2RELEASE, nv_mouse, 0, 0}, 328 {K_IGNORE, nv_ignore, NV_KEEPREG, 0}, 329 {K_NOP, nv_nop, 0, 0}, 330 {K_INS, nv_edit, 0, 0}, 331 {K_KINS, nv_edit, 0, 0}, 332 {K_BS, nv_ctrlh, 0, 0}, 333 {K_UP, nv_up, NV_SSS|NV_STS, FALSE}, 334 {K_S_UP, nv_page, NV_SS, BACKWARD}, 335 {K_DOWN, nv_down, NV_SSS|NV_STS, FALSE}, 336 {K_S_DOWN, nv_page, NV_SS, FORWARD}, 337 {K_LEFT, nv_left, NV_SSS|NV_STS|NV_RL, 0}, 338 {K_S_LEFT, nv_bck_word, NV_SS|NV_RL, 0}, 339 {K_C_LEFT, nv_bck_word, NV_SSS|NV_RL|NV_STS, 1}, 340 {K_RIGHT, nv_right, NV_SSS|NV_STS|NV_RL, 0}, 341 {K_S_RIGHT, nv_wordcmd, NV_SS|NV_RL, FALSE}, 342 {K_C_RIGHT, nv_wordcmd, NV_SSS|NV_RL|NV_STS, TRUE}, 343 {K_PAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD}, 344 {K_KPAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD}, 345 {K_PAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD}, 346 {K_KPAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD}, 347 {K_END, nv_end, NV_SSS|NV_STS, FALSE}, 348 {K_KEND, nv_end, NV_SSS|NV_STS, FALSE}, 349 {K_S_END, nv_end, NV_SS, FALSE}, 350 {K_C_END, nv_end, NV_SSS|NV_STS, TRUE}, 351 {K_HOME, nv_home, NV_SSS|NV_STS, 0}, 352 {K_KHOME, nv_home, NV_SSS|NV_STS, 0}, 353 {K_S_HOME, nv_home, NV_SS, 0}, 354 {K_C_HOME, nv_goto, NV_SSS|NV_STS, FALSE}, 355 {K_DEL, nv_abbrev, 0, 0}, 356 {K_KDEL, nv_abbrev, 0, 0}, 357 {K_UNDO, nv_kundo, 0, 0}, 358 {K_HELP, nv_help, NV_NCW, 0}, 359 {K_F1, nv_help, NV_NCW, 0}, 360 {K_XF1, nv_help, NV_NCW, 0}, 361 {K_SELECT, nv_select, 0, 0}, 362 #ifdef FEAT_GUI 363 {K_VER_SCROLLBAR, nv_ver_scrollbar, 0, 0}, 364 {K_HOR_SCROLLBAR, nv_hor_scrollbar, 0, 0}, 365 #endif 366 #ifdef FEAT_GUI_TABLINE 367 {K_TABLINE, nv_tabline, 0, 0}, 368 {K_TABMENU, nv_tabmenu, 0, 0}, 369 #endif 370 #ifdef FEAT_NETBEANS_INTG 371 {K_F21, nv_nbcmd, NV_NCH_ALW, 0}, 372 #endif 373 #ifdef FEAT_DND 374 {K_DROP, nv_drop, NV_STS, 0}, 375 #endif 376 {K_CURSORHOLD, nv_cursorhold, NV_KEEPREG, 0}, 377 {K_PS, nv_edit, 0, 0}, 378 }; 379 380 /* Number of commands in nv_cmds[]. */ 381 #define NV_CMDS_SIZE (sizeof(nv_cmds) / sizeof(struct nv_cmd)) 382 383 /* Sorted index of commands in nv_cmds[]. */ 384 static short nv_cmd_idx[NV_CMDS_SIZE]; 385 386 /* The highest index for which 387 * nv_cmds[idx].cmd_char == nv_cmd_idx[nv_cmds[idx].cmd_char] */ 388 static int nv_max_linear; 389 390 /* 391 * Compare functions for qsort() below, that checks the command character 392 * through the index in nv_cmd_idx[]. 393 */ 394 static int 395 nv_compare(const void *s1, const void *s2) 396 { 397 int c1, c2; 398 399 /* The commands are sorted on absolute value. */ 400 c1 = nv_cmds[*(const short *)s1].cmd_char; 401 c2 = nv_cmds[*(const short *)s2].cmd_char; 402 if (c1 < 0) 403 c1 = -c1; 404 if (c2 < 0) 405 c2 = -c2; 406 return c1 - c2; 407 } 408 409 /* 410 * Initialize the nv_cmd_idx[] table. 411 */ 412 void 413 init_normal_cmds(void) 414 { 415 int i; 416 417 /* Fill the index table with a one to one relation. */ 418 for (i = 0; i < (int)NV_CMDS_SIZE; ++i) 419 nv_cmd_idx[i] = i; 420 421 /* Sort the commands by the command character. */ 422 qsort((void *)&nv_cmd_idx, (size_t)NV_CMDS_SIZE, sizeof(short), nv_compare); 423 424 /* Find the first entry that can't be indexed by the command character. */ 425 for (i = 0; i < (int)NV_CMDS_SIZE; ++i) 426 if (i != nv_cmds[nv_cmd_idx[i]].cmd_char) 427 break; 428 nv_max_linear = i - 1; 429 } 430 431 /* 432 * Search for a command in the commands table. 433 * Returns -1 for invalid command. 434 */ 435 static int 436 find_command(int cmdchar) 437 { 438 int i; 439 int idx; 440 int top, bot; 441 int c; 442 443 /* A multi-byte character is never a command. */ 444 if (cmdchar >= 0x100) 445 return -1; 446 447 /* We use the absolute value of the character. Special keys have a 448 * negative value, but are sorted on their absolute value. */ 449 if (cmdchar < 0) 450 cmdchar = -cmdchar; 451 452 /* If the character is in the first part: The character is the index into 453 * nv_cmd_idx[]. */ 454 if (cmdchar <= nv_max_linear) 455 return nv_cmd_idx[cmdchar]; 456 457 /* Perform a binary search. */ 458 bot = nv_max_linear + 1; 459 top = NV_CMDS_SIZE - 1; 460 idx = -1; 461 while (bot <= top) 462 { 463 i = (top + bot) / 2; 464 c = nv_cmds[nv_cmd_idx[i]].cmd_char; 465 if (c < 0) 466 c = -c; 467 if (cmdchar == c) 468 { 469 idx = nv_cmd_idx[i]; 470 break; 471 } 472 if (cmdchar > c) 473 bot = i + 1; 474 else 475 top = i - 1; 476 } 477 return idx; 478 } 479 480 /* 481 * Execute a command in Normal mode. 482 */ 483 void 484 normal_cmd( 485 oparg_T *oap, 486 int toplevel UNUSED) /* TRUE when called from main() */ 487 { 488 cmdarg_T ca; /* command arguments */ 489 int c; 490 int ctrl_w = FALSE; /* got CTRL-W command */ 491 int old_col = curwin->w_curswant; 492 #ifdef FEAT_CMDL_INFO 493 int need_flushbuf; /* need to call out_flush() */ 494 #endif 495 pos_T old_pos; /* cursor position before command */ 496 int mapped_len; 497 static int old_mapped_len = 0; 498 int idx; 499 #ifdef FEAT_EVAL 500 int set_prevcount = FALSE; 501 #endif 502 503 vim_memset(&ca, 0, sizeof(ca)); /* also resets ca.retval */ 504 ca.oap = oap; 505 506 /* Use a count remembered from before entering an operator. After typing 507 * "3d" we return from normal_cmd() and come back here, the "3" is 508 * remembered in "opcount". */ 509 ca.opcount = opcount; 510 511 /* 512 * If there is an operator pending, then the command we take this time 513 * will terminate it. Finish_op tells us to finish the operation before 514 * returning this time (unless the operation was cancelled). 515 */ 516 #ifdef CURSOR_SHAPE 517 c = finish_op; 518 #endif 519 finish_op = (oap->op_type != OP_NOP); 520 #ifdef CURSOR_SHAPE 521 if (finish_op != c) 522 { 523 ui_cursor_shape(); /* may show different cursor shape */ 524 # ifdef FEAT_MOUSESHAPE 525 update_mouseshape(-1); 526 # endif 527 } 528 #endif 529 530 /* When not finishing an operator and no register name typed, reset the 531 * count. */ 532 if (!finish_op && !oap->regname) 533 { 534 ca.opcount = 0; 535 #ifdef FEAT_EVAL 536 set_prevcount = TRUE; 537 #endif 538 } 539 540 /* Restore counts from before receiving K_CURSORHOLD. This means after 541 * typing "3", handling K_CURSORHOLD and then typing "2" we get "32", not 542 * "3 * 2". */ 543 if (oap->prev_opcount > 0 || oap->prev_count0 > 0) 544 { 545 ca.opcount = oap->prev_opcount; 546 ca.count0 = oap->prev_count0; 547 oap->prev_opcount = 0; 548 oap->prev_count0 = 0; 549 } 550 551 mapped_len = typebuf_maplen(); 552 553 State = NORMAL_BUSY; 554 #ifdef USE_ON_FLY_SCROLL 555 dont_scroll = FALSE; /* allow scrolling here */ 556 #endif 557 558 #ifdef FEAT_EVAL 559 /* Set v:count here, when called from main() and not a stuffed 560 * command, so that v:count can be used in an expression mapping 561 * when there is no count. Do set it for redo. */ 562 if (toplevel && readbuf1_empty()) 563 set_vcount_ca(&ca, &set_prevcount); 564 #endif 565 566 /* 567 * Get the command character from the user. 568 */ 569 c = safe_vgetc(); 570 LANGMAP_ADJUST(c, get_real_state() != SELECTMODE); 571 572 /* 573 * If a mapping was started in Visual or Select mode, remember the length 574 * of the mapping. This is used below to not return to Insert mode for as 575 * long as the mapping is being executed. 576 */ 577 if (restart_edit == 0) 578 old_mapped_len = 0; 579 else if (old_mapped_len 580 || (VIsual_active && mapped_len == 0 && typebuf_maplen() > 0)) 581 old_mapped_len = typebuf_maplen(); 582 583 if (c == NUL) 584 c = K_ZERO; 585 586 /* 587 * In Select mode, typed text replaces the selection. 588 */ 589 if (VIsual_active 590 && VIsual_select 591 && (vim_isprintc(c) || c == NL || c == CAR || c == K_KENTER)) 592 { 593 /* Fake a "c"hange command. When "restart_edit" is set (e.g., because 594 * 'insertmode' is set) fake a "d"elete command, Insert mode will 595 * restart automatically. 596 * Insert the typed character in the typeahead buffer, so that it can 597 * be mapped in Insert mode. Required for ":lmap" to work. */ 598 ins_char_typebuf(c); 599 if (restart_edit != 0) 600 c = 'd'; 601 else 602 c = 'c'; 603 msg_nowait = TRUE; /* don't delay going to insert mode */ 604 old_mapped_len = 0; /* do go to Insert mode */ 605 } 606 607 #ifdef FEAT_CMDL_INFO 608 need_flushbuf = add_to_showcmd(c); 609 #endif 610 611 getcount: 612 if (!(VIsual_active && VIsual_select)) 613 { 614 /* 615 * Handle a count before a command and compute ca.count0. 616 * Note that '0' is a command and not the start of a count, but it's 617 * part of a count after other digits. 618 */ 619 while ( (c >= '1' && c <= '9') 620 || (ca.count0 != 0 && (c == K_DEL || c == K_KDEL || c == '0'))) 621 { 622 if (c == K_DEL || c == K_KDEL) 623 { 624 ca.count0 /= 10; 625 #ifdef FEAT_CMDL_INFO 626 del_from_showcmd(4); /* delete the digit and ~@% */ 627 #endif 628 } 629 else 630 ca.count0 = ca.count0 * 10 + (c - '0'); 631 if (ca.count0 < 0) /* got too large! */ 632 ca.count0 = 999999999L; 633 #ifdef FEAT_EVAL 634 /* Set v:count here, when called from main() and not a stuffed 635 * command, so that v:count can be used in an expression mapping 636 * right after the count. Do set it for redo. */ 637 if (toplevel && readbuf1_empty()) 638 set_vcount_ca(&ca, &set_prevcount); 639 #endif 640 if (ctrl_w) 641 { 642 ++no_mapping; 643 ++allow_keys; /* no mapping for nchar, but keys */ 644 } 645 ++no_zero_mapping; /* don't map zero here */ 646 c = plain_vgetc(); 647 LANGMAP_ADJUST(c, TRUE); 648 --no_zero_mapping; 649 if (ctrl_w) 650 { 651 --no_mapping; 652 --allow_keys; 653 } 654 #ifdef FEAT_CMDL_INFO 655 need_flushbuf |= add_to_showcmd(c); 656 #endif 657 } 658 659 /* 660 * If we got CTRL-W there may be a/another count 661 */ 662 if (c == Ctrl_W && !ctrl_w && oap->op_type == OP_NOP) 663 { 664 ctrl_w = TRUE; 665 ca.opcount = ca.count0; /* remember first count */ 666 ca.count0 = 0; 667 ++no_mapping; 668 ++allow_keys; /* no mapping for nchar, but keys */ 669 c = plain_vgetc(); /* get next character */ 670 LANGMAP_ADJUST(c, TRUE); 671 --no_mapping; 672 --allow_keys; 673 #ifdef FEAT_CMDL_INFO 674 need_flushbuf |= add_to_showcmd(c); 675 #endif 676 goto getcount; /* jump back */ 677 } 678 } 679 680 if (c == K_CURSORHOLD) 681 { 682 /* Save the count values so that ca.opcount and ca.count0 are exactly 683 * the same when coming back here after handling K_CURSORHOLD. */ 684 oap->prev_opcount = ca.opcount; 685 oap->prev_count0 = ca.count0; 686 } 687 else if (ca.opcount != 0) 688 { 689 /* 690 * If we're in the middle of an operator (including after entering a 691 * yank buffer with '"') AND we had a count before the operator, then 692 * that count overrides the current value of ca.count0. 693 * What this means effectively, is that commands like "3dw" get turned 694 * into "d3w" which makes things fall into place pretty neatly. 695 * If you give a count before AND after the operator, they are 696 * multiplied. 697 */ 698 if (ca.count0) 699 ca.count0 *= ca.opcount; 700 else 701 ca.count0 = ca.opcount; 702 } 703 704 /* 705 * Always remember the count. It will be set to zero (on the next call, 706 * above) when there is no pending operator. 707 * When called from main(), save the count for use by the "count" built-in 708 * variable. 709 */ 710 ca.opcount = ca.count0; 711 ca.count1 = (ca.count0 == 0 ? 1 : ca.count0); 712 713 #ifdef FEAT_EVAL 714 /* 715 * Only set v:count when called from main() and not a stuffed command. 716 * Do set it for redo. 717 */ 718 if (toplevel && readbuf1_empty()) 719 set_vcount(ca.count0, ca.count1, set_prevcount); 720 #endif 721 722 /* 723 * Find the command character in the table of commands. 724 * For CTRL-W we already got nchar when looking for a count. 725 */ 726 if (ctrl_w) 727 { 728 ca.nchar = c; 729 ca.cmdchar = Ctrl_W; 730 } 731 else 732 ca.cmdchar = c; 733 idx = find_command(ca.cmdchar); 734 if (idx < 0) 735 { 736 /* Not a known command: beep. */ 737 clearopbeep(oap); 738 goto normal_end; 739 } 740 741 if (text_locked() && (nv_cmds[idx].cmd_flags & NV_NCW)) 742 { 743 /* This command is not allowed while editing a cmdline: beep. */ 744 clearopbeep(oap); 745 text_locked_msg(); 746 goto normal_end; 747 } 748 if ((nv_cmds[idx].cmd_flags & NV_NCW) && curbuf_locked()) 749 goto normal_end; 750 751 /* 752 * In Visual/Select mode, a few keys are handled in a special way. 753 */ 754 if (VIsual_active) 755 { 756 /* when 'keymodel' contains "stopsel" may stop Select/Visual mode */ 757 if (km_stopsel 758 && (nv_cmds[idx].cmd_flags & NV_STS) 759 && !(mod_mask & MOD_MASK_SHIFT)) 760 { 761 end_visual_mode(); 762 redraw_curbuf_later(INVERTED); 763 } 764 765 /* Keys that work different when 'keymodel' contains "startsel" */ 766 if (km_startsel) 767 { 768 if (nv_cmds[idx].cmd_flags & NV_SS) 769 { 770 unshift_special(&ca); 771 idx = find_command(ca.cmdchar); 772 if (idx < 0) 773 { 774 /* Just in case */ 775 clearopbeep(oap); 776 goto normal_end; 777 } 778 } 779 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 780 && (mod_mask & MOD_MASK_SHIFT)) 781 mod_mask &= ~MOD_MASK_SHIFT; 782 } 783 } 784 785 #ifdef FEAT_RIGHTLEFT 786 if (curwin->w_p_rl && KeyTyped && !KeyStuffed 787 && (nv_cmds[idx].cmd_flags & NV_RL)) 788 { 789 /* Invert horizontal movements and operations. Only when typed by the 790 * user directly, not when the result of a mapping or "x" translated 791 * to "dl". */ 792 switch (ca.cmdchar) 793 { 794 case 'l': ca.cmdchar = 'h'; break; 795 case K_RIGHT: ca.cmdchar = K_LEFT; break; 796 case K_S_RIGHT: ca.cmdchar = K_S_LEFT; break; 797 case K_C_RIGHT: ca.cmdchar = K_C_LEFT; break; 798 case 'h': ca.cmdchar = 'l'; break; 799 case K_LEFT: ca.cmdchar = K_RIGHT; break; 800 case K_S_LEFT: ca.cmdchar = K_S_RIGHT; break; 801 case K_C_LEFT: ca.cmdchar = K_C_RIGHT; break; 802 case '>': ca.cmdchar = '<'; break; 803 case '<': ca.cmdchar = '>'; break; 804 } 805 idx = find_command(ca.cmdchar); 806 } 807 #endif 808 809 /* 810 * Get an additional character if we need one. 811 */ 812 if ((nv_cmds[idx].cmd_flags & NV_NCH) 813 && (((nv_cmds[idx].cmd_flags & NV_NCH_NOP) == NV_NCH_NOP 814 && oap->op_type == OP_NOP) 815 || (nv_cmds[idx].cmd_flags & NV_NCH_ALW) == NV_NCH_ALW 816 || (ca.cmdchar == 'q' 817 && oap->op_type == OP_NOP 818 && reg_recording == 0 819 && reg_executing == 0) 820 || ((ca.cmdchar == 'a' || ca.cmdchar == 'i') 821 && (oap->op_type != OP_NOP || VIsual_active)))) 822 { 823 int *cp; 824 int repl = FALSE; /* get character for replace mode */ 825 int lit = FALSE; /* get extra character literally */ 826 int langmap_active = FALSE; /* using :lmap mappings */ 827 int lang; /* getting a text character */ 828 #ifdef HAVE_INPUT_METHOD 829 int save_smd; /* saved value of p_smd */ 830 #endif 831 832 ++no_mapping; 833 ++allow_keys; /* no mapping for nchar, but allow key codes */ 834 /* Don't generate a CursorHold event here, most commands can't handle 835 * it, e.g., nv_replace(), nv_csearch(). */ 836 did_cursorhold = TRUE; 837 if (ca.cmdchar == 'g') 838 { 839 /* 840 * For 'g' get the next character now, so that we can check for 841 * "gr", "g'" and "g`". 842 */ 843 ca.nchar = plain_vgetc(); 844 LANGMAP_ADJUST(ca.nchar, TRUE); 845 #ifdef FEAT_CMDL_INFO 846 need_flushbuf |= add_to_showcmd(ca.nchar); 847 #endif 848 if (ca.nchar == 'r' || ca.nchar == '\'' || ca.nchar == '`' 849 || ca.nchar == Ctrl_BSL) 850 { 851 cp = &ca.extra_char; /* need to get a third character */ 852 if (ca.nchar != 'r') 853 lit = TRUE; /* get it literally */ 854 else 855 repl = TRUE; /* get it in replace mode */ 856 } 857 else 858 cp = NULL; /* no third character needed */ 859 } 860 else 861 { 862 if (ca.cmdchar == 'r') /* get it in replace mode */ 863 repl = TRUE; 864 cp = &ca.nchar; 865 } 866 lang = (repl || (nv_cmds[idx].cmd_flags & NV_LANG)); 867 868 /* 869 * Get a second or third character. 870 */ 871 if (cp != NULL) 872 { 873 #ifdef CURSOR_SHAPE 874 if (repl) 875 { 876 State = REPLACE; /* pretend Replace mode */ 877 ui_cursor_shape(); /* show different cursor shape */ 878 } 879 #endif 880 if (lang && curbuf->b_p_iminsert == B_IMODE_LMAP) 881 { 882 /* Allow mappings defined with ":lmap". */ 883 --no_mapping; 884 --allow_keys; 885 if (repl) 886 State = LREPLACE; 887 else 888 State = LANGMAP; 889 langmap_active = TRUE; 890 } 891 #ifdef HAVE_INPUT_METHOD 892 save_smd = p_smd; 893 p_smd = FALSE; /* Don't let the IM code show the mode here */ 894 if (lang && curbuf->b_p_iminsert == B_IMODE_IM) 895 im_set_active(TRUE); 896 #endif 897 898 *cp = plain_vgetc(); 899 900 if (langmap_active) 901 { 902 /* Undo the decrement done above */ 903 ++no_mapping; 904 ++allow_keys; 905 State = NORMAL_BUSY; 906 } 907 #ifdef HAVE_INPUT_METHOD 908 if (lang) 909 { 910 if (curbuf->b_p_iminsert != B_IMODE_LMAP) 911 im_save_status(&curbuf->b_p_iminsert); 912 im_set_active(FALSE); 913 } 914 p_smd = save_smd; 915 #endif 916 #ifdef CURSOR_SHAPE 917 State = NORMAL_BUSY; 918 #endif 919 #ifdef FEAT_CMDL_INFO 920 need_flushbuf |= add_to_showcmd(*cp); 921 #endif 922 923 if (!lit) 924 { 925 #ifdef FEAT_DIGRAPHS 926 /* Typing CTRL-K gets a digraph. */ 927 if (*cp == Ctrl_K 928 && ((nv_cmds[idx].cmd_flags & NV_LANG) 929 || cp == &ca.extra_char) 930 && vim_strchr(p_cpo, CPO_DIGRAPH) == NULL) 931 { 932 c = get_digraph(FALSE); 933 if (c > 0) 934 { 935 *cp = c; 936 # ifdef FEAT_CMDL_INFO 937 /* Guessing how to update showcmd here... */ 938 del_from_showcmd(3); 939 need_flushbuf |= add_to_showcmd(*cp); 940 # endif 941 } 942 } 943 #endif 944 945 /* adjust chars > 127, except after "tTfFr" commands */ 946 LANGMAP_ADJUST(*cp, !lang); 947 #ifdef FEAT_RIGHTLEFT 948 /* adjust Hebrew mapped char */ 949 if (p_hkmap && lang && KeyTyped) 950 *cp = hkmap(*cp); 951 #endif 952 } 953 954 /* 955 * When the next character is CTRL-\ a following CTRL-N means the 956 * command is aborted and we go to Normal mode. 957 */ 958 if (cp == &ca.extra_char 959 && ca.nchar == Ctrl_BSL 960 && (ca.extra_char == Ctrl_N || ca.extra_char == Ctrl_G)) 961 { 962 ca.cmdchar = Ctrl_BSL; 963 ca.nchar = ca.extra_char; 964 idx = find_command(ca.cmdchar); 965 } 966 else if ((ca.nchar == 'n' || ca.nchar == 'N') && ca.cmdchar == 'g') 967 ca.oap->op_type = get_op_type(*cp, NUL); 968 else if (*cp == Ctrl_BSL) 969 { 970 long towait = (p_ttm >= 0 ? p_ttm : p_tm); 971 972 /* There is a busy wait here when typing "f<C-\>" and then 973 * something different from CTRL-N. Can't be avoided. */ 974 while ((c = vpeekc()) <= 0 && towait > 0L) 975 { 976 do_sleep(towait > 50L ? 50L : towait); 977 towait -= 50L; 978 } 979 if (c > 0) 980 { 981 c = plain_vgetc(); 982 if (c != Ctrl_N && c != Ctrl_G) 983 vungetc(c); 984 else 985 { 986 ca.cmdchar = Ctrl_BSL; 987 ca.nchar = c; 988 idx = find_command(ca.cmdchar); 989 } 990 } 991 } 992 993 /* When getting a text character and the next character is a 994 * multi-byte character, it could be a composing character. 995 * However, don't wait for it to arrive. Also, do enable mapping, 996 * because if it's put back with vungetc() it's too late to apply 997 * mapping. */ 998 --no_mapping; 999 while (enc_utf8 && lang && (c = vpeekc()) > 0 1000 && (c >= 0x100 || MB_BYTE2LEN(vpeekc()) > 1)) 1001 { 1002 c = plain_vgetc(); 1003 if (!utf_iscomposing(c)) 1004 { 1005 vungetc(c); /* it wasn't, put it back */ 1006 break; 1007 } 1008 else if (ca.ncharC1 == 0) 1009 ca.ncharC1 = c; 1010 else 1011 ca.ncharC2 = c; 1012 } 1013 ++no_mapping; 1014 } 1015 --no_mapping; 1016 --allow_keys; 1017 } 1018 1019 #ifdef FEAT_CMDL_INFO 1020 /* 1021 * Flush the showcmd characters onto the screen so we can see them while 1022 * the command is being executed. Only do this when the shown command was 1023 * actually displayed, otherwise this will slow down a lot when executing 1024 * mappings. 1025 */ 1026 if (need_flushbuf) 1027 out_flush(); 1028 #endif 1029 if (ca.cmdchar != K_IGNORE) 1030 did_cursorhold = FALSE; 1031 1032 State = NORMAL; 1033 1034 if (ca.nchar == ESC) 1035 { 1036 clearop(oap); 1037 if (restart_edit == 0 && goto_im()) 1038 restart_edit = 'a'; 1039 goto normal_end; 1040 } 1041 1042 if (ca.cmdchar != K_IGNORE) 1043 { 1044 msg_didout = FALSE; /* don't scroll screen up for normal command */ 1045 msg_col = 0; 1046 } 1047 1048 old_pos = curwin->w_cursor; /* remember where cursor was */ 1049 1050 /* When 'keymodel' contains "startsel" some keys start Select/Visual 1051 * mode. */ 1052 if (!VIsual_active && km_startsel) 1053 { 1054 if (nv_cmds[idx].cmd_flags & NV_SS) 1055 { 1056 start_selection(); 1057 unshift_special(&ca); 1058 idx = find_command(ca.cmdchar); 1059 } 1060 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 1061 && (mod_mask & MOD_MASK_SHIFT)) 1062 { 1063 start_selection(); 1064 mod_mask &= ~MOD_MASK_SHIFT; 1065 } 1066 } 1067 1068 /* 1069 * Execute the command! 1070 * Call the command function found in the commands table. 1071 */ 1072 ca.arg = nv_cmds[idx].cmd_arg; 1073 (nv_cmds[idx].cmd_func)(&ca); 1074 1075 /* 1076 * If we didn't start or finish an operator, reset oap->regname, unless we 1077 * need it later. 1078 */ 1079 if (!finish_op 1080 && !oap->op_type 1081 && (idx < 0 || !(nv_cmds[idx].cmd_flags & NV_KEEPREG))) 1082 { 1083 clearop(oap); 1084 #ifdef FEAT_EVAL 1085 { 1086 int regname = 0; 1087 1088 /* Adjust the register according to 'clipboard', so that when 1089 * "unnamed" is present it becomes '*' or '+' instead of '"'. */ 1090 # ifdef FEAT_CLIPBOARD 1091 adjust_clip_reg(®name); 1092 # endif 1093 set_reg_var(regname); 1094 } 1095 #endif 1096 } 1097 1098 /* Get the length of mapped chars again after typing a count, second 1099 * character or "z333<cr>". */ 1100 if (old_mapped_len > 0) 1101 old_mapped_len = typebuf_maplen(); 1102 1103 /* 1104 * If an operation is pending, handle it... 1105 */ 1106 do_pending_operator(&ca, old_col, FALSE); 1107 1108 /* 1109 * Wait for a moment when a message is displayed that will be overwritten 1110 * by the mode message. 1111 * In Visual mode and with "^O" in Insert mode, a short message will be 1112 * overwritten by the mode message. Wait a bit, until a key is hit. 1113 * In Visual mode, it's more important to keep the Visual area updated 1114 * than keeping a message (e.g. from a /pat search). 1115 * Only do this if the command was typed, not from a mapping. 1116 * Don't wait when emsg_silent is non-zero. 1117 * Also wait a bit after an error message, e.g. for "^O:". 1118 * Don't redraw the screen, it would remove the message. 1119 */ 1120 if ( ((p_smd 1121 && msg_silent == 0 1122 && (restart_edit != 0 1123 || (VIsual_active 1124 && old_pos.lnum == curwin->w_cursor.lnum 1125 && old_pos.col == curwin->w_cursor.col) 1126 ) 1127 && (clear_cmdline 1128 || redraw_cmdline) 1129 && (msg_didout || (msg_didany && msg_scroll)) 1130 && !msg_nowait 1131 && KeyTyped) 1132 || (restart_edit != 0 1133 && !VIsual_active 1134 && (msg_scroll 1135 || emsg_on_display))) 1136 && oap->regname == 0 1137 && !(ca.retval & CA_COMMAND_BUSY) 1138 && stuff_empty() 1139 && typebuf_typed() 1140 && emsg_silent == 0 1141 && !did_wait_return 1142 && oap->op_type == OP_NOP) 1143 { 1144 int save_State = State; 1145 1146 /* Draw the cursor with the right shape here */ 1147 if (restart_edit != 0) 1148 State = INSERT; 1149 1150 /* If need to redraw, and there is a "keep_msg", redraw before the 1151 * delay */ 1152 if (must_redraw && keep_msg != NULL && !emsg_on_display) 1153 { 1154 char_u *kmsg; 1155 1156 kmsg = keep_msg; 1157 keep_msg = NULL; 1158 // showmode() will clear keep_msg, but we want to use it anyway 1159 update_screen(0); 1160 // now reset it, otherwise it's put in the history again 1161 keep_msg = kmsg; 1162 1163 kmsg = vim_strsave(keep_msg); 1164 if (kmsg != NULL) 1165 { 1166 msg_attr((char *)kmsg, keep_msg_attr); 1167 vim_free(kmsg); 1168 } 1169 } 1170 setcursor(); 1171 cursor_on(); 1172 out_flush(); 1173 if (msg_scroll || emsg_on_display) 1174 ui_delay(1000L, TRUE); /* wait at least one second */ 1175 ui_delay(3000L, FALSE); /* wait up to three seconds */ 1176 State = save_State; 1177 1178 msg_scroll = FALSE; 1179 emsg_on_display = FALSE; 1180 } 1181 1182 /* 1183 * Finish up after executing a Normal mode command. 1184 */ 1185 normal_end: 1186 1187 msg_nowait = FALSE; 1188 1189 /* Reset finish_op, in case it was set */ 1190 #ifdef CURSOR_SHAPE 1191 c = finish_op; 1192 #endif 1193 finish_op = FALSE; 1194 #ifdef CURSOR_SHAPE 1195 /* Redraw the cursor with another shape, if we were in Operator-pending 1196 * mode or did a replace command. */ 1197 if (c || ca.cmdchar == 'r') 1198 { 1199 ui_cursor_shape(); /* may show different cursor shape */ 1200 # ifdef FEAT_MOUSESHAPE 1201 update_mouseshape(-1); 1202 # endif 1203 } 1204 #endif 1205 1206 #ifdef FEAT_CMDL_INFO 1207 if (oap->op_type == OP_NOP && oap->regname == 0 1208 && ca.cmdchar != K_CURSORHOLD) 1209 clear_showcmd(); 1210 #endif 1211 1212 checkpcmark(); /* check if we moved since setting pcmark */ 1213 vim_free(ca.searchbuf); 1214 1215 if (has_mbyte) 1216 mb_adjust_cursor(); 1217 1218 if (curwin->w_p_scb && toplevel) 1219 { 1220 validate_cursor(); /* may need to update w_leftcol */ 1221 do_check_scrollbind(TRUE); 1222 } 1223 1224 if (curwin->w_p_crb && toplevel) 1225 { 1226 validate_cursor(); /* may need to update w_leftcol */ 1227 do_check_cursorbind(); 1228 } 1229 1230 #ifdef FEAT_TERMINAL 1231 /* don't go to Insert mode if a terminal has a running job */ 1232 if (term_job_running(curbuf->b_term)) 1233 restart_edit = 0; 1234 #endif 1235 1236 /* 1237 * May restart edit(), if we got here with CTRL-O in Insert mode (but not 1238 * if still inside a mapping that started in Visual mode). 1239 * May switch from Visual to Select mode after CTRL-O command. 1240 */ 1241 if ( oap->op_type == OP_NOP 1242 && ((restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1243 || restart_VIsual_select == 1) 1244 && !(ca.retval & CA_COMMAND_BUSY) 1245 && stuff_empty() 1246 && oap->regname == 0) 1247 { 1248 if (restart_VIsual_select == 1) 1249 { 1250 VIsual_select = TRUE; 1251 showmode(); 1252 restart_VIsual_select = 0; 1253 } 1254 if (restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1255 (void)edit(restart_edit, FALSE, 1L); 1256 } 1257 1258 if (restart_VIsual_select == 2) 1259 restart_VIsual_select = 1; 1260 1261 /* Save count before an operator for next time. */ 1262 opcount = ca.opcount; 1263 } 1264 1265 #ifdef FEAT_EVAL 1266 /* 1267 * Set v:count and v:count1 according to "cap". 1268 * Set v:prevcount only when "set_prevcount" is TRUE. 1269 */ 1270 static void 1271 set_vcount_ca(cmdarg_T *cap, int *set_prevcount) 1272 { 1273 long count = cap->count0; 1274 1275 /* multiply with cap->opcount the same way as above */ 1276 if (cap->opcount != 0) 1277 count = cap->opcount * (count == 0 ? 1 : count); 1278 set_vcount(count, count == 0 ? 1 : count, *set_prevcount); 1279 *set_prevcount = FALSE; /* only set v:prevcount once */ 1280 } 1281 #endif 1282 1283 /* 1284 * Check if highlighting for visual mode is possible, give a warning message 1285 * if not. 1286 */ 1287 void 1288 check_visual_highlight(void) 1289 { 1290 static int did_check = FALSE; 1291 1292 if (full_screen) 1293 { 1294 if (!did_check && HL_ATTR(HLF_V) == 0) 1295 msg(_("Warning: terminal cannot highlight")); 1296 did_check = TRUE; 1297 } 1298 } 1299 1300 /* 1301 * End Visual mode. 1302 * This function should ALWAYS be called to end Visual mode, except from 1303 * do_pending_operator(). 1304 */ 1305 void 1306 end_visual_mode(void) 1307 { 1308 #ifdef FEAT_CLIPBOARD 1309 /* 1310 * If we are using the clipboard, then remember what was selected in case 1311 * we need to paste it somewhere while we still own the selection. 1312 * Only do this when the clipboard is already owned. Don't want to grab 1313 * the selection when hitting ESC. 1314 */ 1315 if (clip_star.available && clip_star.owned) 1316 clip_auto_select(); 1317 #endif 1318 1319 VIsual_active = FALSE; 1320 setmouse(); 1321 mouse_dragging = 0; 1322 1323 /* Save the current VIsual area for '< and '> marks, and "gv" */ 1324 curbuf->b_visual.vi_mode = VIsual_mode; 1325 curbuf->b_visual.vi_start = VIsual; 1326 curbuf->b_visual.vi_end = curwin->w_cursor; 1327 curbuf->b_visual.vi_curswant = curwin->w_curswant; 1328 #ifdef FEAT_EVAL 1329 curbuf->b_visual_mode_eval = VIsual_mode; 1330 #endif 1331 if (!virtual_active()) 1332 curwin->w_cursor.coladd = 0; 1333 may_clear_cmdline(); 1334 1335 adjust_cursor_eol(); 1336 } 1337 1338 /* 1339 * Reset VIsual_active and VIsual_reselect. 1340 */ 1341 void 1342 reset_VIsual_and_resel(void) 1343 { 1344 if (VIsual_active) 1345 { 1346 end_visual_mode(); 1347 redraw_curbuf_later(INVERTED); /* delete the inversion later */ 1348 } 1349 VIsual_reselect = FALSE; 1350 } 1351 1352 /* 1353 * Reset VIsual_active and VIsual_reselect if it's set. 1354 */ 1355 void 1356 reset_VIsual(void) 1357 { 1358 if (VIsual_active) 1359 { 1360 end_visual_mode(); 1361 redraw_curbuf_later(INVERTED); /* delete the inversion later */ 1362 VIsual_reselect = FALSE; 1363 } 1364 } 1365 1366 void 1367 restore_visual_mode(void) 1368 { 1369 if (VIsual_mode_orig != NUL) 1370 { 1371 curbuf->b_visual.vi_mode = VIsual_mode_orig; 1372 VIsual_mode_orig = NUL; 1373 } 1374 } 1375 1376 /* 1377 * Check for a balloon-eval special item to include when searching for an 1378 * identifier. When "dir" is BACKWARD "ptr[-1]" must be valid! 1379 * Returns TRUE if the character at "*ptr" should be included. 1380 * "dir" is FORWARD or BACKWARD, the direction of searching. 1381 * "*colp" is in/decremented if "ptr[-dir]" should also be included. 1382 * "bnp" points to a counter for square brackets. 1383 */ 1384 static int 1385 find_is_eval_item( 1386 char_u *ptr, 1387 int *colp, 1388 int *bnp, 1389 int dir) 1390 { 1391 /* Accept everything inside []. */ 1392 if ((*ptr == ']' && dir == BACKWARD) || (*ptr == '[' && dir == FORWARD)) 1393 ++*bnp; 1394 if (*bnp > 0) 1395 { 1396 if ((*ptr == '[' && dir == BACKWARD) || (*ptr == ']' && dir == FORWARD)) 1397 --*bnp; 1398 return TRUE; 1399 } 1400 1401 /* skip over "s.var" */ 1402 if (*ptr == '.') 1403 return TRUE; 1404 1405 /* two-character item: s->var */ 1406 if (ptr[dir == BACKWARD ? 0 : 1] == '>' 1407 && ptr[dir == BACKWARD ? -1 : 0] == '-') 1408 { 1409 *colp += dir; 1410 return TRUE; 1411 } 1412 return FALSE; 1413 } 1414 1415 /* 1416 * Find the identifier under or to the right of the cursor. 1417 * "find_type" can have one of three values: 1418 * FIND_IDENT: find an identifier (keyword) 1419 * FIND_STRING: find any non-white text 1420 * FIND_IDENT + FIND_STRING: find any non-white text, identifier preferred. 1421 * FIND_EVAL: find text useful for C program debugging 1422 * 1423 * There are three steps: 1424 * 1. Search forward for the start of an identifier/text. Doesn't move if 1425 * already on one. 1426 * 2. Search backward for the start of this identifier/text. 1427 * This doesn't match the real Vi but I like it a little better and it 1428 * shouldn't bother anyone. 1429 * 3. Search forward to the end of this identifier/text. 1430 * When FIND_IDENT isn't defined, we backup until a blank. 1431 * 1432 * Returns the length of the text, or zero if no text is found. 1433 * If text is found, a pointer to the text is put in "*text". This 1434 * points into the current buffer line and is not always NUL terminated. 1435 */ 1436 int 1437 find_ident_under_cursor(char_u **text, int find_type) 1438 { 1439 return find_ident_at_pos(curwin, curwin->w_cursor.lnum, 1440 curwin->w_cursor.col, text, NULL, find_type); 1441 } 1442 1443 /* 1444 * Like find_ident_under_cursor(), but for any window and any position. 1445 * However: Uses 'iskeyword' from the current window!. 1446 */ 1447 int 1448 find_ident_at_pos( 1449 win_T *wp, 1450 linenr_T lnum, 1451 colnr_T startcol, 1452 char_u **text, 1453 int *textcol, // column where "text" starts, can be NULL 1454 int find_type) 1455 { 1456 char_u *ptr; 1457 int col = 0; // init to shut up GCC 1458 int i; 1459 int this_class = 0; 1460 int prev_class; 1461 int prevcol; 1462 int bn = 0; // bracket nesting 1463 1464 /* 1465 * if i == 0: try to find an identifier 1466 * if i == 1: try to find any non-white text 1467 */ 1468 ptr = ml_get_buf(wp->w_buffer, lnum, FALSE); 1469 for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i) 1470 { 1471 /* 1472 * 1. skip to start of identifier/text 1473 */ 1474 col = startcol; 1475 if (has_mbyte) 1476 { 1477 while (ptr[col] != NUL) 1478 { 1479 // Stop at a ']' to evaluate "a[x]". 1480 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1481 break; 1482 this_class = mb_get_class(ptr + col); 1483 if (this_class != 0 && (i == 1 || this_class != 1)) 1484 break; 1485 col += (*mb_ptr2len)(ptr + col); 1486 } 1487 } 1488 else 1489 while (ptr[col] != NUL 1490 && (i == 0 ? !vim_iswordc(ptr[col]) : VIM_ISWHITE(ptr[col])) 1491 && (!(find_type & FIND_EVAL) || ptr[col] != ']') 1492 ) 1493 ++col; 1494 1495 // When starting on a ']' count it, so that we include the '['. 1496 bn = ptr[col] == ']'; 1497 1498 /* 1499 * 2. Back up to start of identifier/text. 1500 */ 1501 if (has_mbyte) 1502 { 1503 /* Remember class of character under cursor. */ 1504 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1505 this_class = mb_get_class((char_u *)"a"); 1506 else 1507 this_class = mb_get_class(ptr + col); 1508 while (col > 0 && this_class != 0) 1509 { 1510 prevcol = col - 1 - (*mb_head_off)(ptr, ptr + col - 1); 1511 prev_class = mb_get_class(ptr + prevcol); 1512 if (this_class != prev_class 1513 && (i == 0 1514 || prev_class == 0 1515 || (find_type & FIND_IDENT)) 1516 && (!(find_type & FIND_EVAL) 1517 || prevcol == 0 1518 || !find_is_eval_item(ptr + prevcol, &prevcol, 1519 &bn, BACKWARD)) 1520 ) 1521 break; 1522 col = prevcol; 1523 } 1524 1525 // If we don't want just any old text, or we've found an 1526 // identifier, stop searching. 1527 if (this_class > 2) 1528 this_class = 2; 1529 if (!(find_type & FIND_STRING) || this_class == 2) 1530 break; 1531 } 1532 else 1533 { 1534 while (col > 0 1535 && ((i == 0 1536 ? vim_iswordc(ptr[col - 1]) 1537 : (!VIM_ISWHITE(ptr[col - 1]) 1538 && (!(find_type & FIND_IDENT) 1539 || !vim_iswordc(ptr[col - 1])))) 1540 || ((find_type & FIND_EVAL) 1541 && col > 1 1542 && find_is_eval_item(ptr + col - 1, &col, 1543 &bn, BACKWARD)) 1544 )) 1545 --col; 1546 1547 // If we don't want just any old text, or we've found an 1548 // identifier, stop searching. 1549 if (!(find_type & FIND_STRING) || vim_iswordc(ptr[col])) 1550 break; 1551 } 1552 } 1553 1554 if (ptr[col] == NUL || (i == 0 1555 && (has_mbyte ? this_class != 2 : !vim_iswordc(ptr[col])))) 1556 { 1557 // didn't find an identifier or text 1558 if ((find_type & FIND_NOERROR) == 0) 1559 { 1560 if (find_type & FIND_STRING) 1561 emsg(_("E348: No string under cursor")); 1562 else 1563 emsg(_(e_noident)); 1564 } 1565 return 0; 1566 } 1567 ptr += col; 1568 *text = ptr; 1569 if (textcol != NULL) 1570 *textcol = col; 1571 1572 /* 1573 * 3. Find the end if the identifier/text. 1574 */ 1575 bn = 0; 1576 startcol -= col; 1577 col = 0; 1578 if (has_mbyte) 1579 { 1580 // Search for point of changing multibyte character class. 1581 this_class = mb_get_class(ptr); 1582 while (ptr[col] != NUL 1583 && ((i == 0 ? mb_get_class(ptr + col) == this_class 1584 : mb_get_class(ptr + col) != 0) 1585 || ((find_type & FIND_EVAL) 1586 && col <= (int)startcol 1587 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1588 )) 1589 col += (*mb_ptr2len)(ptr + col); 1590 } 1591 else 1592 while ((i == 0 ? vim_iswordc(ptr[col]) 1593 : (ptr[col] != NUL && !VIM_ISWHITE(ptr[col]))) 1594 || ((find_type & FIND_EVAL) 1595 && col <= (int)startcol 1596 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1597 ) 1598 ++col; 1599 1600 return col; 1601 } 1602 1603 /* 1604 * Prepare for redo of a normal command. 1605 */ 1606 static void 1607 prep_redo_cmd(cmdarg_T *cap) 1608 { 1609 prep_redo(cap->oap->regname, cap->count0, 1610 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 1611 } 1612 1613 /* 1614 * Prepare for redo of any command. 1615 * Note that only the last argument can be a multi-byte char. 1616 */ 1617 void 1618 prep_redo( 1619 int regname, 1620 long num, 1621 int cmd1, 1622 int cmd2, 1623 int cmd3, 1624 int cmd4, 1625 int cmd5) 1626 { 1627 ResetRedobuff(); 1628 if (regname != 0) /* yank from specified buffer */ 1629 { 1630 AppendCharToRedobuff('"'); 1631 AppendCharToRedobuff(regname); 1632 } 1633 if (num) 1634 AppendNumberToRedobuff(num); 1635 1636 if (cmd1 != NUL) 1637 AppendCharToRedobuff(cmd1); 1638 if (cmd2 != NUL) 1639 AppendCharToRedobuff(cmd2); 1640 if (cmd3 != NUL) 1641 AppendCharToRedobuff(cmd3); 1642 if (cmd4 != NUL) 1643 AppendCharToRedobuff(cmd4); 1644 if (cmd5 != NUL) 1645 AppendCharToRedobuff(cmd5); 1646 } 1647 1648 /* 1649 * check for operator active and clear it 1650 * 1651 * return TRUE if operator was active 1652 */ 1653 static int 1654 checkclearop(oparg_T *oap) 1655 { 1656 if (oap->op_type == OP_NOP) 1657 return FALSE; 1658 clearopbeep(oap); 1659 return TRUE; 1660 } 1661 1662 /* 1663 * Check for operator or Visual active. Clear active operator. 1664 * 1665 * Return TRUE if operator or Visual was active. 1666 */ 1667 static int 1668 checkclearopq(oparg_T *oap) 1669 { 1670 if (oap->op_type == OP_NOP && !VIsual_active) 1671 return FALSE; 1672 clearopbeep(oap); 1673 return TRUE; 1674 } 1675 1676 void 1677 clearop(oparg_T *oap) 1678 { 1679 oap->op_type = OP_NOP; 1680 oap->regname = 0; 1681 oap->motion_force = NUL; 1682 oap->use_reg_one = FALSE; 1683 } 1684 1685 void 1686 clearopbeep(oparg_T *oap) 1687 { 1688 clearop(oap); 1689 beep_flush(); 1690 } 1691 1692 /* 1693 * Remove the shift modifier from a special key. 1694 */ 1695 static void 1696 unshift_special(cmdarg_T *cap) 1697 { 1698 switch (cap->cmdchar) 1699 { 1700 case K_S_RIGHT: cap->cmdchar = K_RIGHT; break; 1701 case K_S_LEFT: cap->cmdchar = K_LEFT; break; 1702 case K_S_UP: cap->cmdchar = K_UP; break; 1703 case K_S_DOWN: cap->cmdchar = K_DOWN; break; 1704 case K_S_HOME: cap->cmdchar = K_HOME; break; 1705 case K_S_END: cap->cmdchar = K_END; break; 1706 } 1707 cap->cmdchar = simplify_key(cap->cmdchar, &mod_mask); 1708 } 1709 1710 /* 1711 * If the mode is currently displayed clear the command line or update the 1712 * command displayed. 1713 */ 1714 void 1715 may_clear_cmdline(void) 1716 { 1717 if (mode_displayed) 1718 clear_cmdline = TRUE; /* unshow visual mode later */ 1719 #ifdef FEAT_CMDL_INFO 1720 else 1721 clear_showcmd(); 1722 #endif 1723 } 1724 1725 #if defined(FEAT_CMDL_INFO) || defined(PROTO) 1726 /* 1727 * Routines for displaying a partly typed command 1728 */ 1729 1730 #define SHOWCMD_BUFLEN SHOWCMD_COLS + 1 + 30 1731 static char_u showcmd_buf[SHOWCMD_BUFLEN]; 1732 static char_u old_showcmd_buf[SHOWCMD_BUFLEN]; /* For push_showcmd() */ 1733 static int showcmd_is_clear = TRUE; 1734 static int showcmd_visual = FALSE; 1735 1736 static void display_showcmd(void); 1737 1738 void 1739 clear_showcmd(void) 1740 { 1741 if (!p_sc) 1742 return; 1743 1744 if (VIsual_active && !char_avail()) 1745 { 1746 int cursor_bot = LT_POS(VIsual, curwin->w_cursor); 1747 long lines; 1748 colnr_T leftcol, rightcol; 1749 linenr_T top, bot; 1750 1751 /* Show the size of the Visual area. */ 1752 if (cursor_bot) 1753 { 1754 top = VIsual.lnum; 1755 bot = curwin->w_cursor.lnum; 1756 } 1757 else 1758 { 1759 top = curwin->w_cursor.lnum; 1760 bot = VIsual.lnum; 1761 } 1762 # ifdef FEAT_FOLDING 1763 /* Include closed folds as a whole. */ 1764 (void)hasFolding(top, &top, NULL); 1765 (void)hasFolding(bot, NULL, &bot); 1766 # endif 1767 lines = bot - top + 1; 1768 1769 if (VIsual_mode == Ctrl_V) 1770 { 1771 # ifdef FEAT_LINEBREAK 1772 char_u *saved_sbr = p_sbr; 1773 1774 /* Make 'sbr' empty for a moment to get the correct size. */ 1775 p_sbr = empty_option; 1776 # endif 1777 getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol); 1778 # ifdef FEAT_LINEBREAK 1779 p_sbr = saved_sbr; 1780 # endif 1781 sprintf((char *)showcmd_buf, "%ldx%ld", lines, 1782 (long)(rightcol - leftcol + 1)); 1783 } 1784 else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum) 1785 sprintf((char *)showcmd_buf, "%ld", lines); 1786 else 1787 { 1788 char_u *s, *e; 1789 int l; 1790 int bytes = 0; 1791 int chars = 0; 1792 1793 if (cursor_bot) 1794 { 1795 s = ml_get_pos(&VIsual); 1796 e = ml_get_cursor(); 1797 } 1798 else 1799 { 1800 s = ml_get_cursor(); 1801 e = ml_get_pos(&VIsual); 1802 } 1803 while ((*p_sel != 'e') ? s <= e : s < e) 1804 { 1805 l = (*mb_ptr2len)(s); 1806 if (l == 0) 1807 { 1808 ++bytes; 1809 ++chars; 1810 break; /* end of line */ 1811 } 1812 bytes += l; 1813 ++chars; 1814 s += l; 1815 } 1816 if (bytes == chars) 1817 sprintf((char *)showcmd_buf, "%d", chars); 1818 else 1819 sprintf((char *)showcmd_buf, "%d-%d", chars, bytes); 1820 } 1821 showcmd_buf[SHOWCMD_COLS] = NUL; /* truncate */ 1822 showcmd_visual = TRUE; 1823 } 1824 else 1825 { 1826 showcmd_buf[0] = NUL; 1827 showcmd_visual = FALSE; 1828 1829 /* Don't actually display something if there is nothing to clear. */ 1830 if (showcmd_is_clear) 1831 return; 1832 } 1833 1834 display_showcmd(); 1835 } 1836 1837 /* 1838 * Add 'c' to string of shown command chars. 1839 * Return TRUE if output has been written (and setcursor() has been called). 1840 */ 1841 int 1842 add_to_showcmd(int c) 1843 { 1844 char_u *p; 1845 int old_len; 1846 int extra_len; 1847 int overflow; 1848 int i; 1849 static int ignore[] = 1850 { 1851 #ifdef FEAT_GUI 1852 K_VER_SCROLLBAR, K_HOR_SCROLLBAR, 1853 K_LEFTMOUSE_NM, K_LEFTRELEASE_NM, 1854 #endif 1855 K_IGNORE, K_PS, 1856 K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE, K_MOUSEMOVE, 1857 K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE, 1858 K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE, 1859 K_MOUSEDOWN, K_MOUSEUP, K_MOUSELEFT, K_MOUSERIGHT, 1860 K_X1MOUSE, K_X1DRAG, K_X1RELEASE, K_X2MOUSE, K_X2DRAG, K_X2RELEASE, 1861 K_CURSORHOLD, 1862 0 1863 }; 1864 1865 if (!p_sc || msg_silent != 0) 1866 return FALSE; 1867 1868 if (showcmd_visual) 1869 { 1870 showcmd_buf[0] = NUL; 1871 showcmd_visual = FALSE; 1872 } 1873 1874 /* Ignore keys that are scrollbar updates and mouse clicks */ 1875 if (IS_SPECIAL(c)) 1876 for (i = 0; ignore[i] != 0; ++i) 1877 if (ignore[i] == c) 1878 return FALSE; 1879 1880 p = transchar(c); 1881 if (*p == ' ') 1882 STRCPY(p, "<20>"); 1883 old_len = (int)STRLEN(showcmd_buf); 1884 extra_len = (int)STRLEN(p); 1885 overflow = old_len + extra_len - SHOWCMD_COLS; 1886 if (overflow > 0) 1887 mch_memmove(showcmd_buf, showcmd_buf + overflow, 1888 old_len - overflow + 1); 1889 STRCAT(showcmd_buf, p); 1890 1891 if (char_avail()) 1892 return FALSE; 1893 1894 display_showcmd(); 1895 1896 return TRUE; 1897 } 1898 1899 void 1900 add_to_showcmd_c(int c) 1901 { 1902 if (!add_to_showcmd(c)) 1903 setcursor(); 1904 } 1905 1906 /* 1907 * Delete 'len' characters from the end of the shown command. 1908 */ 1909 static void 1910 del_from_showcmd(int len) 1911 { 1912 int old_len; 1913 1914 if (!p_sc) 1915 return; 1916 1917 old_len = (int)STRLEN(showcmd_buf); 1918 if (len > old_len) 1919 len = old_len; 1920 showcmd_buf[old_len - len] = NUL; 1921 1922 if (!char_avail()) 1923 display_showcmd(); 1924 } 1925 1926 /* 1927 * push_showcmd() and pop_showcmd() are used when waiting for the user to type 1928 * something and there is a partial mapping. 1929 */ 1930 void 1931 push_showcmd(void) 1932 { 1933 if (p_sc) 1934 STRCPY(old_showcmd_buf, showcmd_buf); 1935 } 1936 1937 void 1938 pop_showcmd(void) 1939 { 1940 if (!p_sc) 1941 return; 1942 1943 STRCPY(showcmd_buf, old_showcmd_buf); 1944 1945 display_showcmd(); 1946 } 1947 1948 static void 1949 display_showcmd(void) 1950 { 1951 int len; 1952 1953 cursor_off(); 1954 1955 len = (int)STRLEN(showcmd_buf); 1956 if (len == 0) 1957 showcmd_is_clear = TRUE; 1958 else 1959 { 1960 screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0); 1961 showcmd_is_clear = FALSE; 1962 } 1963 1964 /* 1965 * clear the rest of an old message by outputting up to SHOWCMD_COLS 1966 * spaces 1967 */ 1968 screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0); 1969 1970 setcursor(); /* put cursor back where it belongs */ 1971 } 1972 #endif 1973 1974 /* 1975 * When "check" is FALSE, prepare for commands that scroll the window. 1976 * When "check" is TRUE, take care of scroll-binding after the window has 1977 * scrolled. Called from normal_cmd() and edit(). 1978 */ 1979 void 1980 do_check_scrollbind(int check) 1981 { 1982 static win_T *old_curwin = NULL; 1983 static linenr_T old_topline = 0; 1984 #ifdef FEAT_DIFF 1985 static int old_topfill = 0; 1986 #endif 1987 static buf_T *old_buf = NULL; 1988 static colnr_T old_leftcol = 0; 1989 1990 if (check && curwin->w_p_scb) 1991 { 1992 /* If a ":syncbind" command was just used, don't scroll, only reset 1993 * the values. */ 1994 if (did_syncbind) 1995 did_syncbind = FALSE; 1996 else if (curwin == old_curwin) 1997 { 1998 /* 1999 * Synchronize other windows, as necessary according to 2000 * 'scrollbind'. Don't do this after an ":edit" command, except 2001 * when 'diff' is set. 2002 */ 2003 if ((curwin->w_buffer == old_buf 2004 #ifdef FEAT_DIFF 2005 || curwin->w_p_diff 2006 #endif 2007 ) 2008 && (curwin->w_topline != old_topline 2009 #ifdef FEAT_DIFF 2010 || curwin->w_topfill != old_topfill 2011 #endif 2012 || curwin->w_leftcol != old_leftcol)) 2013 { 2014 check_scrollbind(curwin->w_topline - old_topline, 2015 (long)(curwin->w_leftcol - old_leftcol)); 2016 } 2017 } 2018 else if (vim_strchr(p_sbo, 'j')) /* jump flag set in 'scrollopt' */ 2019 { 2020 /* 2021 * When switching between windows, make sure that the relative 2022 * vertical offset is valid for the new window. The relative 2023 * offset is invalid whenever another 'scrollbind' window has 2024 * scrolled to a point that would force the current window to 2025 * scroll past the beginning or end of its buffer. When the 2026 * resync is performed, some of the other 'scrollbind' windows may 2027 * need to jump so that the current window's relative position is 2028 * visible on-screen. 2029 */ 2030 check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L); 2031 } 2032 curwin->w_scbind_pos = curwin->w_topline; 2033 } 2034 2035 old_curwin = curwin; 2036 old_topline = curwin->w_topline; 2037 #ifdef FEAT_DIFF 2038 old_topfill = curwin->w_topfill; 2039 #endif 2040 old_buf = curwin->w_buffer; 2041 old_leftcol = curwin->w_leftcol; 2042 } 2043 2044 /* 2045 * Synchronize any windows that have "scrollbind" set, based on the 2046 * number of rows by which the current window has changed 2047 * (1998-11-02 16:21:01 R. Edward Ralston <[email protected]>) 2048 */ 2049 void 2050 check_scrollbind(linenr_T topline_diff, long leftcol_diff) 2051 { 2052 int want_ver; 2053 int want_hor; 2054 win_T *old_curwin = curwin; 2055 buf_T *old_curbuf = curbuf; 2056 int old_VIsual_select = VIsual_select; 2057 int old_VIsual_active = VIsual_active; 2058 colnr_T tgt_leftcol = curwin->w_leftcol; 2059 long topline; 2060 long y; 2061 2062 /* 2063 * check 'scrollopt' string for vertical and horizontal scroll options 2064 */ 2065 want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0); 2066 #ifdef FEAT_DIFF 2067 want_ver |= old_curwin->w_p_diff; 2068 #endif 2069 want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0)); 2070 2071 /* 2072 * loop through the scrollbound windows and scroll accordingly 2073 */ 2074 VIsual_select = VIsual_active = 0; 2075 FOR_ALL_WINDOWS(curwin) 2076 { 2077 curbuf = curwin->w_buffer; 2078 /* skip original window and windows with 'noscrollbind' */ 2079 if (curwin != old_curwin && curwin->w_p_scb) 2080 { 2081 /* 2082 * do the vertical scroll 2083 */ 2084 if (want_ver) 2085 { 2086 #ifdef FEAT_DIFF 2087 if (old_curwin->w_p_diff && curwin->w_p_diff) 2088 { 2089 diff_set_topline(old_curwin, curwin); 2090 } 2091 else 2092 #endif 2093 { 2094 curwin->w_scbind_pos += topline_diff; 2095 topline = curwin->w_scbind_pos; 2096 if (topline > curbuf->b_ml.ml_line_count) 2097 topline = curbuf->b_ml.ml_line_count; 2098 if (topline < 1) 2099 topline = 1; 2100 2101 y = topline - curwin->w_topline; 2102 if (y > 0) 2103 scrollup(y, FALSE); 2104 else 2105 scrolldown(-y, FALSE); 2106 } 2107 2108 redraw_later(VALID); 2109 cursor_correct(); 2110 curwin->w_redr_status = TRUE; 2111 } 2112 2113 /* 2114 * do the horizontal scroll 2115 */ 2116 if (want_hor && curwin->w_leftcol != tgt_leftcol) 2117 { 2118 curwin->w_leftcol = tgt_leftcol; 2119 leftcol_changed(); 2120 } 2121 } 2122 } 2123 2124 /* 2125 * reset current-window 2126 */ 2127 VIsual_select = old_VIsual_select; 2128 VIsual_active = old_VIsual_active; 2129 curwin = old_curwin; 2130 curbuf = old_curbuf; 2131 } 2132 2133 /* 2134 * Command character that's ignored. 2135 * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use 2136 * xon/xoff. 2137 */ 2138 static void 2139 nv_ignore(cmdarg_T *cap) 2140 { 2141 cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */ 2142 } 2143 2144 /* 2145 * Command character that doesn't do anything, but unlike nv_ignore() does 2146 * start edit(). Used for "startinsert" executed while starting up. 2147 */ 2148 static void 2149 nv_nop(cmdarg_T *cap UNUSED) 2150 { 2151 } 2152 2153 /* 2154 * Command character doesn't exist. 2155 */ 2156 static void 2157 nv_error(cmdarg_T *cap) 2158 { 2159 clearopbeep(cap->oap); 2160 } 2161 2162 /* 2163 * <Help> and <F1> commands. 2164 */ 2165 static void 2166 nv_help(cmdarg_T *cap) 2167 { 2168 if (!checkclearopq(cap->oap)) 2169 ex_help(NULL); 2170 } 2171 2172 /* 2173 * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor. 2174 */ 2175 static void 2176 nv_addsub(cmdarg_T *cap) 2177 { 2178 #ifdef FEAT_JOB_CHANNEL 2179 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 2180 clearopbeep(cap->oap); 2181 else 2182 #endif 2183 if (!VIsual_active && cap->oap->op_type == OP_NOP) 2184 { 2185 prep_redo_cmd(cap); 2186 cap->oap->op_type = cap->cmdchar == Ctrl_A ? OP_NR_ADD : OP_NR_SUB; 2187 op_addsub(cap->oap, cap->count1, cap->arg); 2188 cap->oap->op_type = OP_NOP; 2189 } 2190 else if (VIsual_active) 2191 nv_operator(cap); 2192 else 2193 clearop(cap->oap); 2194 } 2195 2196 /* 2197 * CTRL-F, CTRL-B, etc: Scroll page up or down. 2198 */ 2199 static void 2200 nv_page(cmdarg_T *cap) 2201 { 2202 if (!checkclearop(cap->oap)) 2203 { 2204 if (mod_mask & MOD_MASK_CTRL) 2205 { 2206 /* <C-PageUp>: tab page back; <C-PageDown>: tab page forward */ 2207 if (cap->arg == BACKWARD) 2208 goto_tabpage(-(int)cap->count1); 2209 else 2210 goto_tabpage((int)cap->count0); 2211 } 2212 else 2213 (void)onepage(cap->arg, cap->count1); 2214 } 2215 } 2216 2217 /* 2218 * Implementation of "gd" and "gD" command. 2219 */ 2220 static void 2221 nv_gd( 2222 oparg_T *oap, 2223 int nchar, 2224 int thisblock) /* 1 for "1gd" and "1gD" */ 2225 { 2226 int len; 2227 char_u *ptr; 2228 2229 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0 2230 || find_decl(ptr, len, nchar == 'd', thisblock, SEARCH_START) 2231 == FAIL) 2232 clearopbeep(oap); 2233 #ifdef FEAT_FOLDING 2234 else if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP) 2235 foldOpenCursor(); 2236 #endif 2237 } 2238 2239 /* 2240 * Return TRUE if line[offset] is not inside a C-style comment or string, FALSE 2241 * otherwise. 2242 */ 2243 static int 2244 is_ident(char_u *line, int offset) 2245 { 2246 int i; 2247 int incomment = FALSE; 2248 int instring = 0; 2249 int prev = 0; 2250 2251 for (i = 0; i < offset && line[i] != NUL; i++) 2252 { 2253 if (instring != 0) 2254 { 2255 if (prev != '\\' && line[i] == instring) 2256 instring = 0; 2257 } 2258 else if ((line[i] == '"' || line[i] == '\'') && !incomment) 2259 { 2260 instring = line[i]; 2261 } 2262 else 2263 { 2264 if (incomment) 2265 { 2266 if (prev == '*' && line[i] == '/') 2267 incomment = FALSE; 2268 } 2269 else if (prev == '/' && line[i] == '*') 2270 { 2271 incomment = TRUE; 2272 } 2273 else if (prev == '/' && line[i] == '/') 2274 { 2275 return FALSE; 2276 } 2277 } 2278 2279 prev = line[i]; 2280 } 2281 2282 return incomment == FALSE && instring == 0; 2283 } 2284 2285 /* 2286 * Search for variable declaration of "ptr[len]". 2287 * When "locally" is TRUE in the current function ("gd"), otherwise in the 2288 * current file ("gD"). 2289 * When "thisblock" is TRUE check the {} block scope. 2290 * Return FAIL when not found. 2291 */ 2292 int 2293 find_decl( 2294 char_u *ptr, 2295 int len, 2296 int locally, 2297 int thisblock, 2298 int flags_arg) /* flags passed to searchit() */ 2299 { 2300 char_u *pat; 2301 pos_T old_pos; 2302 pos_T par_pos; 2303 pos_T found_pos; 2304 int t; 2305 int save_p_ws; 2306 int save_p_scs; 2307 int retval = OK; 2308 int incll; 2309 int searchflags = flags_arg; 2310 int valid; 2311 2312 if ((pat = alloc(len + 7)) == NULL) 2313 return FAIL; 2314 2315 /* Put "\V" before the pattern to avoid that the special meaning of "." 2316 * and "~" causes trouble. */ 2317 sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s", 2318 len, ptr); 2319 old_pos = curwin->w_cursor; 2320 save_p_ws = p_ws; 2321 save_p_scs = p_scs; 2322 p_ws = FALSE; /* don't wrap around end of file now */ 2323 p_scs = FALSE; /* don't switch ignorecase off now */ 2324 2325 /* 2326 * With "gD" go to line 1. 2327 * With "gd" Search back for the start of the current function, then go 2328 * back until a blank line. If this fails go to line 1. 2329 */ 2330 if (!locally || !findpar(&incll, BACKWARD, 1L, '{', FALSE)) 2331 { 2332 setpcmark(); /* Set in findpar() otherwise */ 2333 curwin->w_cursor.lnum = 1; 2334 par_pos = curwin->w_cursor; 2335 } 2336 else 2337 { 2338 par_pos = curwin->w_cursor; 2339 while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL) 2340 --curwin->w_cursor.lnum; 2341 } 2342 curwin->w_cursor.col = 0; 2343 2344 /* Search forward for the identifier, ignore comment lines. */ 2345 CLEAR_POS(&found_pos); 2346 for (;;) 2347 { 2348 t = searchit(curwin, curbuf, &curwin->w_cursor, NULL, FORWARD, 2349 pat, 1L, searchflags, RE_LAST, NULL); 2350 if (curwin->w_cursor.lnum >= old_pos.lnum) 2351 t = FAIL; /* match after start is failure too */ 2352 2353 if (thisblock && t != FAIL) 2354 { 2355 pos_T *pos; 2356 2357 /* Check that the block the match is in doesn't end before the 2358 * position where we started the search from. */ 2359 if ((pos = findmatchlimit(NULL, '}', FM_FORWARD, 2360 (int)(old_pos.lnum - curwin->w_cursor.lnum + 1))) != NULL 2361 && pos->lnum < old_pos.lnum) 2362 { 2363 /* There can't be a useful match before the end of this block. 2364 * Skip to the end. */ 2365 curwin->w_cursor = *pos; 2366 continue; 2367 } 2368 } 2369 2370 if (t == FAIL) 2371 { 2372 /* If we previously found a valid position, use it. */ 2373 if (found_pos.lnum != 0) 2374 { 2375 curwin->w_cursor = found_pos; 2376 t = OK; 2377 } 2378 break; 2379 } 2380 if (get_leader_len(ml_get_curline(), NULL, FALSE, TRUE) > 0) 2381 { 2382 /* Ignore this line, continue at start of next line. */ 2383 ++curwin->w_cursor.lnum; 2384 curwin->w_cursor.col = 0; 2385 continue; 2386 } 2387 valid = is_ident(ml_get_curline(), curwin->w_cursor.col); 2388 2389 /* If the current position is not a valid identifier and a previous 2390 * match is present, favor that one instead. */ 2391 if (!valid && found_pos.lnum != 0) 2392 { 2393 curwin->w_cursor = found_pos; 2394 break; 2395 } 2396 2397 /* Global search: use first valid match found */ 2398 if (valid && !locally) 2399 break; 2400 if (valid && curwin->w_cursor.lnum >= par_pos.lnum) 2401 { 2402 /* If we previously found a valid position, use it. */ 2403 if (found_pos.lnum != 0) 2404 curwin->w_cursor = found_pos; 2405 break; 2406 } 2407 2408 /* For finding a local variable and the match is before the "{" or 2409 * inside a comment, continue searching. For K&R style function 2410 * declarations this skips the function header without types. */ 2411 if (!valid) 2412 CLEAR_POS(&found_pos); 2413 else 2414 found_pos = curwin->w_cursor; 2415 /* Remove SEARCH_START from flags to avoid getting stuck at one 2416 * position. */ 2417 searchflags &= ~SEARCH_START; 2418 } 2419 2420 if (t == FAIL) 2421 { 2422 retval = FAIL; 2423 curwin->w_cursor = old_pos; 2424 } 2425 else 2426 { 2427 curwin->w_set_curswant = TRUE; 2428 /* "n" searches forward now */ 2429 reset_search_dir(); 2430 } 2431 2432 vim_free(pat); 2433 p_ws = save_p_ws; 2434 p_scs = save_p_scs; 2435 2436 return retval; 2437 } 2438 2439 /* 2440 * Move 'dist' lines in direction 'dir', counting lines by *screen* 2441 * lines rather than lines in the file. 2442 * 'dist' must be positive. 2443 * 2444 * Return OK if able to move cursor, FAIL otherwise. 2445 */ 2446 static int 2447 nv_screengo(oparg_T *oap, int dir, long dist) 2448 { 2449 int linelen = linetabsize(ml_get_curline()); 2450 int retval = OK; 2451 int atend = FALSE; 2452 int n; 2453 int col_off1; /* margin offset for first screen line */ 2454 int col_off2; /* margin offset for wrapped screen line */ 2455 int width1; /* text width for first screen line */ 2456 int width2; /* test width for wrapped screen line */ 2457 2458 oap->motion_type = MCHAR; 2459 oap->inclusive = (curwin->w_curswant == MAXCOL); 2460 2461 col_off1 = curwin_col_off(); 2462 col_off2 = col_off1 - curwin_col_off2(); 2463 width1 = curwin->w_width - col_off1; 2464 width2 = curwin->w_width - col_off2; 2465 if (width2 == 0) 2466 width2 = 1; /* avoid divide by zero */ 2467 2468 if (curwin->w_width != 0) 2469 { 2470 /* 2471 * Instead of sticking at the last character of the buffer line we 2472 * try to stick in the last column of the screen. 2473 */ 2474 if (curwin->w_curswant == MAXCOL) 2475 { 2476 atend = TRUE; 2477 validate_virtcol(); 2478 if (width1 <= 0) 2479 curwin->w_curswant = 0; 2480 else 2481 { 2482 curwin->w_curswant = width1 - 1; 2483 if (curwin->w_virtcol > curwin->w_curswant) 2484 curwin->w_curswant += ((curwin->w_virtcol 2485 - curwin->w_curswant - 1) / width2 + 1) * width2; 2486 } 2487 } 2488 else 2489 { 2490 if (linelen > width1) 2491 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2492 else 2493 n = width1; 2494 if (curwin->w_curswant >= (colnr_T)n) 2495 curwin->w_curswant = n - 1; 2496 } 2497 2498 while (dist--) 2499 { 2500 if (dir == BACKWARD) 2501 { 2502 if ((long)curwin->w_curswant >= width1) 2503 // Move back within the line. This can give a negative value 2504 // for w_curswant if width1 < width2 (with cpoptions+=n), 2505 // which will get clipped to column 0. 2506 curwin->w_curswant -= width2; 2507 else 2508 { 2509 /* to previous line */ 2510 if (curwin->w_cursor.lnum == 1) 2511 { 2512 retval = FAIL; 2513 break; 2514 } 2515 --curwin->w_cursor.lnum; 2516 #ifdef FEAT_FOLDING 2517 /* Move to the start of a closed fold. Don't do that when 2518 * 'foldopen' contains "all": it will open in a moment. */ 2519 if (!(fdo_flags & FDO_ALL)) 2520 (void)hasFolding(curwin->w_cursor.lnum, 2521 &curwin->w_cursor.lnum, NULL); 2522 #endif 2523 linelen = linetabsize(ml_get_curline()); 2524 if (linelen > width1) 2525 curwin->w_curswant += (((linelen - width1 - 1) / width2) 2526 + 1) * width2; 2527 } 2528 } 2529 else /* dir == FORWARD */ 2530 { 2531 if (linelen > width1) 2532 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2533 else 2534 n = width1; 2535 if (curwin->w_curswant + width2 < (colnr_T)n) 2536 /* move forward within line */ 2537 curwin->w_curswant += width2; 2538 else 2539 { 2540 /* to next line */ 2541 #ifdef FEAT_FOLDING 2542 /* Move to the end of a closed fold. */ 2543 (void)hasFolding(curwin->w_cursor.lnum, NULL, 2544 &curwin->w_cursor.lnum); 2545 #endif 2546 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 2547 { 2548 retval = FAIL; 2549 break; 2550 } 2551 curwin->w_cursor.lnum++; 2552 curwin->w_curswant %= width2; 2553 // Check if the cursor has moved below the number display 2554 // when width1 < width2 (with cpoptions+=n). Subtract width2 2555 // to get a negative value for w_curswant, which will get 2556 // clipped to column 0. 2557 if (curwin->w_curswant >= width1) 2558 curwin->w_curswant -= width2; 2559 linelen = linetabsize(ml_get_curline()); 2560 } 2561 } 2562 } 2563 } 2564 2565 if (virtual_active() && atend) 2566 coladvance(MAXCOL); 2567 else 2568 coladvance(curwin->w_curswant); 2569 2570 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 2571 { 2572 colnr_T virtcol; 2573 2574 /* 2575 * Check for landing on a character that got split at the end of the 2576 * last line. We want to advance a screenline, not end up in the same 2577 * screenline or move two screenlines. 2578 */ 2579 validate_virtcol(); 2580 virtcol = curwin->w_virtcol; 2581 #if defined(FEAT_LINEBREAK) 2582 if (virtcol > (colnr_T)width1 && *p_sbr != NUL) 2583 virtcol -= vim_strsize(p_sbr); 2584 #endif 2585 2586 if (virtcol > curwin->w_curswant 2587 && (curwin->w_curswant < (colnr_T)width1 2588 ? (curwin->w_curswant > (colnr_T)width1 / 2) 2589 : ((curwin->w_curswant - width1) % width2 2590 > (colnr_T)width2 / 2))) 2591 --curwin->w_cursor.col; 2592 } 2593 2594 if (atend) 2595 curwin->w_curswant = MAXCOL; /* stick in the last column */ 2596 2597 return retval; 2598 } 2599 2600 /* 2601 * Handle CTRL-E and CTRL-Y commands: scroll a line up or down. 2602 * cap->arg must be TRUE for CTRL-E. 2603 */ 2604 void 2605 nv_scroll_line(cmdarg_T *cap) 2606 { 2607 if (!checkclearop(cap->oap)) 2608 scroll_redraw(cap->arg, cap->count1); 2609 } 2610 2611 /* 2612 * Scroll "count" lines up or down, and redraw. 2613 */ 2614 void 2615 scroll_redraw(int up, long count) 2616 { 2617 linenr_T prev_topline = curwin->w_topline; 2618 #ifdef FEAT_DIFF 2619 int prev_topfill = curwin->w_topfill; 2620 #endif 2621 linenr_T prev_lnum = curwin->w_cursor.lnum; 2622 2623 if (up) 2624 scrollup(count, TRUE); 2625 else 2626 scrolldown(count, TRUE); 2627 if (get_scrolloff_value()) 2628 { 2629 /* Adjust the cursor position for 'scrolloff'. Mark w_topline as 2630 * valid, otherwise the screen jumps back at the end of the file. */ 2631 cursor_correct(); 2632 check_cursor_moved(curwin); 2633 curwin->w_valid |= VALID_TOPLINE; 2634 2635 /* If moved back to where we were, at least move the cursor, otherwise 2636 * we get stuck at one position. Don't move the cursor up if the 2637 * first line of the buffer is already on the screen */ 2638 while (curwin->w_topline == prev_topline 2639 #ifdef FEAT_DIFF 2640 && curwin->w_topfill == prev_topfill 2641 #endif 2642 ) 2643 { 2644 if (up) 2645 { 2646 if (curwin->w_cursor.lnum > prev_lnum 2647 || cursor_down(1L, FALSE) == FAIL) 2648 break; 2649 } 2650 else 2651 { 2652 if (curwin->w_cursor.lnum < prev_lnum 2653 || prev_topline == 1L 2654 || cursor_up(1L, FALSE) == FAIL) 2655 break; 2656 } 2657 /* Mark w_topline as valid, otherwise the screen jumps back at the 2658 * end of the file. */ 2659 check_cursor_moved(curwin); 2660 curwin->w_valid |= VALID_TOPLINE; 2661 } 2662 } 2663 if (curwin->w_cursor.lnum != prev_lnum) 2664 coladvance(curwin->w_curswant); 2665 redraw_later(VALID); 2666 } 2667 2668 /* 2669 * Commands that start with "z". 2670 */ 2671 static void 2672 nv_zet(cmdarg_T *cap) 2673 { 2674 long n; 2675 colnr_T col; 2676 int nchar = cap->nchar; 2677 #ifdef FEAT_FOLDING 2678 long old_fdl = curwin->w_p_fdl; 2679 int old_fen = curwin->w_p_fen; 2680 #endif 2681 #ifdef FEAT_SPELL 2682 int undo = FALSE; 2683 #endif 2684 long siso = get_sidescrolloff_value(); 2685 2686 if (VIM_ISDIGIT(nchar)) 2687 { 2688 /* 2689 * "z123{nchar}": edit the count before obtaining {nchar} 2690 */ 2691 if (checkclearop(cap->oap)) 2692 return; 2693 n = nchar - '0'; 2694 for (;;) 2695 { 2696 #ifdef USE_ON_FLY_SCROLL 2697 dont_scroll = TRUE; /* disallow scrolling here */ 2698 #endif 2699 ++no_mapping; 2700 ++allow_keys; /* no mapping for nchar, but allow key codes */ 2701 nchar = plain_vgetc(); 2702 LANGMAP_ADJUST(nchar, TRUE); 2703 --no_mapping; 2704 --allow_keys; 2705 #ifdef FEAT_CMDL_INFO 2706 (void)add_to_showcmd(nchar); 2707 #endif 2708 if (nchar == K_DEL || nchar == K_KDEL) 2709 n /= 10; 2710 else if (VIM_ISDIGIT(nchar)) 2711 n = n * 10 + (nchar - '0'); 2712 else if (nchar == CAR) 2713 { 2714 #ifdef FEAT_GUI 2715 need_mouse_correct = TRUE; 2716 #endif 2717 win_setheight((int)n); 2718 break; 2719 } 2720 else if (nchar == 'l' 2721 || nchar == 'h' 2722 || nchar == K_LEFT 2723 || nchar == K_RIGHT) 2724 { 2725 cap->count1 = n ? n * cap->count1 : cap->count1; 2726 goto dozet; 2727 } 2728 else 2729 { 2730 clearopbeep(cap->oap); 2731 break; 2732 } 2733 } 2734 cap->oap->op_type = OP_NOP; 2735 return; 2736 } 2737 2738 dozet: 2739 if ( 2740 #ifdef FEAT_FOLDING 2741 /* "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc" 2742 * and "zC" only in Visual mode. "zj" and "zk" are motion 2743 * commands. */ 2744 cap->nchar != 'f' && cap->nchar != 'F' 2745 && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar)) 2746 && cap->nchar != 'j' && cap->nchar != 'k' 2747 && 2748 #endif 2749 checkclearop(cap->oap)) 2750 return; 2751 2752 /* 2753 * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb": 2754 * If line number given, set cursor. 2755 */ 2756 if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL) 2757 && cap->count0 2758 && cap->count0 != curwin->w_cursor.lnum) 2759 { 2760 setpcmark(); 2761 if (cap->count0 > curbuf->b_ml.ml_line_count) 2762 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2763 else 2764 curwin->w_cursor.lnum = cap->count0; 2765 check_cursor_col(); 2766 } 2767 2768 switch (nchar) 2769 { 2770 /* "z+", "z<CR>" and "zt": put cursor at top of screen */ 2771 case '+': 2772 if (cap->count0 == 0) 2773 { 2774 /* No count given: put cursor at the line below screen */ 2775 validate_botline(); /* make sure w_botline is valid */ 2776 if (curwin->w_botline > curbuf->b_ml.ml_line_count) 2777 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2778 else 2779 curwin->w_cursor.lnum = curwin->w_botline; 2780 } 2781 /* FALLTHROUGH */ 2782 case NL: 2783 case CAR: 2784 case K_KENTER: 2785 beginline(BL_WHITE | BL_FIX); 2786 /* FALLTHROUGH */ 2787 2788 case 't': scroll_cursor_top(0, TRUE); 2789 redraw_later(VALID); 2790 set_fraction(curwin); 2791 break; 2792 2793 /* "z." and "zz": put cursor in middle of screen */ 2794 case '.': beginline(BL_WHITE | BL_FIX); 2795 /* FALLTHROUGH */ 2796 2797 case 'z': scroll_cursor_halfway(TRUE); 2798 redraw_later(VALID); 2799 set_fraction(curwin); 2800 break; 2801 2802 /* "z^", "z-" and "zb": put cursor at bottom of screen */ 2803 case '^': /* Strange Vi behavior: <count>z^ finds line at top of window 2804 * when <count> is at bottom of window, and puts that one at 2805 * bottom of window. */ 2806 if (cap->count0 != 0) 2807 { 2808 scroll_cursor_bot(0, TRUE); 2809 curwin->w_cursor.lnum = curwin->w_topline; 2810 } 2811 else if (curwin->w_topline == 1) 2812 curwin->w_cursor.lnum = 1; 2813 else 2814 curwin->w_cursor.lnum = curwin->w_topline - 1; 2815 /* FALLTHROUGH */ 2816 case '-': 2817 beginline(BL_WHITE | BL_FIX); 2818 /* FALLTHROUGH */ 2819 2820 case 'b': scroll_cursor_bot(0, TRUE); 2821 redraw_later(VALID); 2822 set_fraction(curwin); 2823 break; 2824 2825 /* "zH" - scroll screen right half-page */ 2826 case 'H': 2827 cap->count1 *= curwin->w_width / 2; 2828 /* FALLTHROUGH */ 2829 2830 /* "zh" - scroll screen to the right */ 2831 case 'h': 2832 case K_LEFT: 2833 if (!curwin->w_p_wrap) 2834 { 2835 if ((colnr_T)cap->count1 > curwin->w_leftcol) 2836 curwin->w_leftcol = 0; 2837 else 2838 curwin->w_leftcol -= (colnr_T)cap->count1; 2839 leftcol_changed(); 2840 } 2841 break; 2842 2843 /* "zL" - scroll screen left half-page */ 2844 case 'L': cap->count1 *= curwin->w_width / 2; 2845 /* FALLTHROUGH */ 2846 2847 /* "zl" - scroll screen to the left */ 2848 case 'l': 2849 case K_RIGHT: 2850 if (!curwin->w_p_wrap) 2851 { 2852 /* scroll the window left */ 2853 curwin->w_leftcol += (colnr_T)cap->count1; 2854 leftcol_changed(); 2855 } 2856 break; 2857 2858 /* "zs" - scroll screen, cursor at the start */ 2859 case 's': if (!curwin->w_p_wrap) 2860 { 2861 #ifdef FEAT_FOLDING 2862 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2863 col = 0; /* like the cursor is in col 0 */ 2864 else 2865 #endif 2866 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL); 2867 if ((long)col > siso) 2868 col -= siso; 2869 else 2870 col = 0; 2871 if (curwin->w_leftcol != col) 2872 { 2873 curwin->w_leftcol = col; 2874 redraw_later(NOT_VALID); 2875 } 2876 } 2877 break; 2878 2879 /* "ze" - scroll screen, cursor at the end */ 2880 case 'e': if (!curwin->w_p_wrap) 2881 { 2882 #ifdef FEAT_FOLDING 2883 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2884 col = 0; /* like the cursor is in col 0 */ 2885 else 2886 #endif 2887 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col); 2888 n = curwin->w_width - curwin_col_off(); 2889 if ((long)col + siso < n) 2890 col = 0; 2891 else 2892 col = col + siso - n + 1; 2893 if (curwin->w_leftcol != col) 2894 { 2895 curwin->w_leftcol = col; 2896 redraw_later(NOT_VALID); 2897 } 2898 } 2899 break; 2900 2901 #ifdef FEAT_FOLDING 2902 /* "zF": create fold command */ 2903 /* "zf": create fold operator */ 2904 case 'F': 2905 case 'f': if (foldManualAllowed(TRUE)) 2906 { 2907 cap->nchar = 'f'; 2908 nv_operator(cap); 2909 curwin->w_p_fen = TRUE; 2910 2911 /* "zF" is like "zfzf" */ 2912 if (nchar == 'F' && cap->oap->op_type == OP_FOLD) 2913 { 2914 nv_operator(cap); 2915 finish_op = TRUE; 2916 } 2917 } 2918 else 2919 clearopbeep(cap->oap); 2920 break; 2921 2922 /* "zd": delete fold at cursor */ 2923 /* "zD": delete fold at cursor recursively */ 2924 case 'd': 2925 case 'D': if (foldManualAllowed(FALSE)) 2926 { 2927 if (VIsual_active) 2928 nv_operator(cap); 2929 else 2930 deleteFold(curwin->w_cursor.lnum, 2931 curwin->w_cursor.lnum, nchar == 'D', FALSE); 2932 } 2933 break; 2934 2935 /* "zE": erase all folds */ 2936 case 'E': if (foldmethodIsManual(curwin)) 2937 { 2938 clearFolding(curwin); 2939 changed_window_setting(); 2940 } 2941 else if (foldmethodIsMarker(curwin)) 2942 deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count, 2943 TRUE, FALSE); 2944 else 2945 emsg(_("E352: Cannot erase folds with current 'foldmethod'")); 2946 break; 2947 2948 /* "zn": fold none: reset 'foldenable' */ 2949 case 'n': curwin->w_p_fen = FALSE; 2950 break; 2951 2952 /* "zN": fold Normal: set 'foldenable' */ 2953 case 'N': curwin->w_p_fen = TRUE; 2954 break; 2955 2956 /* "zi": invert folding: toggle 'foldenable' */ 2957 case 'i': curwin->w_p_fen = !curwin->w_p_fen; 2958 break; 2959 2960 /* "za": open closed fold or close open fold at cursor */ 2961 case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2962 openFold(curwin->w_cursor.lnum, cap->count1); 2963 else 2964 { 2965 closeFold(curwin->w_cursor.lnum, cap->count1); 2966 curwin->w_p_fen = TRUE; 2967 } 2968 break; 2969 2970 /* "zA": open fold at cursor recursively */ 2971 case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2972 openFoldRecurse(curwin->w_cursor.lnum); 2973 else 2974 { 2975 closeFoldRecurse(curwin->w_cursor.lnum); 2976 curwin->w_p_fen = TRUE; 2977 } 2978 break; 2979 2980 /* "zo": open fold at cursor or Visual area */ 2981 case 'o': if (VIsual_active) 2982 nv_operator(cap); 2983 else 2984 openFold(curwin->w_cursor.lnum, cap->count1); 2985 break; 2986 2987 /* "zO": open fold recursively */ 2988 case 'O': if (VIsual_active) 2989 nv_operator(cap); 2990 else 2991 openFoldRecurse(curwin->w_cursor.lnum); 2992 break; 2993 2994 /* "zc": close fold at cursor or Visual area */ 2995 case 'c': if (VIsual_active) 2996 nv_operator(cap); 2997 else 2998 closeFold(curwin->w_cursor.lnum, cap->count1); 2999 curwin->w_p_fen = TRUE; 3000 break; 3001 3002 /* "zC": close fold recursively */ 3003 case 'C': if (VIsual_active) 3004 nv_operator(cap); 3005 else 3006 closeFoldRecurse(curwin->w_cursor.lnum); 3007 curwin->w_p_fen = TRUE; 3008 break; 3009 3010 /* "zv": open folds at the cursor */ 3011 case 'v': foldOpenCursor(); 3012 break; 3013 3014 /* "zx": re-apply 'foldlevel' and open folds at the cursor */ 3015 case 'x': curwin->w_p_fen = TRUE; 3016 curwin->w_foldinvalid = TRUE; /* recompute folds */ 3017 newFoldLevel(); /* update right now */ 3018 foldOpenCursor(); 3019 break; 3020 3021 /* "zX": undo manual opens/closes, re-apply 'foldlevel' */ 3022 case 'X': curwin->w_p_fen = TRUE; 3023 curwin->w_foldinvalid = TRUE; /* recompute folds */ 3024 old_fdl = -1; /* force an update */ 3025 break; 3026 3027 /* "zm": fold more */ 3028 case 'm': if (curwin->w_p_fdl > 0) 3029 { 3030 curwin->w_p_fdl -= cap->count1; 3031 if (curwin->w_p_fdl < 0) 3032 curwin->w_p_fdl = 0; 3033 } 3034 old_fdl = -1; /* force an update */ 3035 curwin->w_p_fen = TRUE; 3036 break; 3037 3038 /* "zM": close all folds */ 3039 case 'M': curwin->w_p_fdl = 0; 3040 old_fdl = -1; /* force an update */ 3041 curwin->w_p_fen = TRUE; 3042 break; 3043 3044 /* "zr": reduce folding */ 3045 case 'r': curwin->w_p_fdl += cap->count1; 3046 { 3047 int d = getDeepestNesting(); 3048 3049 if (curwin->w_p_fdl >= d) 3050 curwin->w_p_fdl = d; 3051 } 3052 break; 3053 3054 /* "zR": open all folds */ 3055 case 'R': curwin->w_p_fdl = getDeepestNesting(); 3056 old_fdl = -1; /* force an update */ 3057 break; 3058 3059 case 'j': /* "zj" move to next fold downwards */ 3060 case 'k': /* "zk" move to next fold upwards */ 3061 if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD, 3062 cap->count1) == FAIL) 3063 clearopbeep(cap->oap); 3064 break; 3065 3066 #endif /* FEAT_FOLDING */ 3067 3068 #ifdef FEAT_SPELL 3069 case 'u': /* "zug" and "zuw": undo "zg" and "zw" */ 3070 ++no_mapping; 3071 ++allow_keys; /* no mapping for nchar, but allow key codes */ 3072 nchar = plain_vgetc(); 3073 LANGMAP_ADJUST(nchar, TRUE); 3074 --no_mapping; 3075 --allow_keys; 3076 #ifdef FEAT_CMDL_INFO 3077 (void)add_to_showcmd(nchar); 3078 #endif 3079 if (vim_strchr((char_u *)"gGwW", nchar) == NULL) 3080 { 3081 clearopbeep(cap->oap); 3082 break; 3083 } 3084 undo = TRUE; 3085 /* FALLTHROUGH */ 3086 3087 case 'g': /* "zg": add good word to word list */ 3088 case 'w': /* "zw": add wrong word to word list */ 3089 case 'G': /* "zG": add good word to temp word list */ 3090 case 'W': /* "zW": add wrong word to temp word list */ 3091 { 3092 char_u *ptr = NULL; 3093 int len; 3094 3095 if (checkclearop(cap->oap)) 3096 break; 3097 if (VIsual_active && get_visual_text(cap, &ptr, &len) 3098 == FAIL) 3099 return; 3100 if (ptr == NULL) 3101 { 3102 pos_T pos = curwin->w_cursor; 3103 3104 /* Find bad word under the cursor. When 'spell' is 3105 * off this fails and find_ident_under_cursor() is 3106 * used below. */ 3107 emsg_off++; 3108 len = spell_move_to(curwin, FORWARD, TRUE, TRUE, NULL); 3109 emsg_off--; 3110 if (len != 0 && curwin->w_cursor.col <= pos.col) 3111 ptr = ml_get_pos(&curwin->w_cursor); 3112 curwin->w_cursor = pos; 3113 } 3114 3115 if (ptr == NULL && (len = find_ident_under_cursor(&ptr, 3116 FIND_IDENT)) == 0) 3117 return; 3118 spell_add_word(ptr, len, nchar == 'w' || nchar == 'W' 3119 ? SPELL_ADD_BAD : SPELL_ADD_GOOD, 3120 (nchar == 'G' || nchar == 'W') 3121 ? 0 : (int)cap->count1, 3122 undo); 3123 } 3124 break; 3125 3126 case '=': /* "z=": suggestions for a badly spelled word */ 3127 if (!checkclearop(cap->oap)) 3128 spell_suggest((int)cap->count0); 3129 break; 3130 #endif 3131 3132 default: clearopbeep(cap->oap); 3133 } 3134 3135 #ifdef FEAT_FOLDING 3136 /* Redraw when 'foldenable' changed */ 3137 if (old_fen != curwin->w_p_fen) 3138 { 3139 # ifdef FEAT_DIFF 3140 win_T *wp; 3141 3142 if (foldmethodIsDiff(curwin) && curwin->w_p_scb) 3143 { 3144 /* Adjust 'foldenable' in diff-synced windows. */ 3145 FOR_ALL_WINDOWS(wp) 3146 { 3147 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb) 3148 { 3149 wp->w_p_fen = curwin->w_p_fen; 3150 changed_window_setting_win(wp); 3151 } 3152 } 3153 } 3154 # endif 3155 changed_window_setting(); 3156 } 3157 3158 /* Redraw when 'foldlevel' changed. */ 3159 if (old_fdl != curwin->w_p_fdl) 3160 newFoldLevel(); 3161 #endif 3162 } 3163 3164 #ifdef FEAT_GUI 3165 /* 3166 * Vertical scrollbar movement. 3167 */ 3168 static void 3169 nv_ver_scrollbar(cmdarg_T *cap) 3170 { 3171 if (cap->oap->op_type != OP_NOP) 3172 clearopbeep(cap->oap); 3173 3174 /* Even if an operator was pending, we still want to scroll */ 3175 gui_do_scroll(); 3176 } 3177 3178 /* 3179 * Horizontal scrollbar movement. 3180 */ 3181 static void 3182 nv_hor_scrollbar(cmdarg_T *cap) 3183 { 3184 if (cap->oap->op_type != OP_NOP) 3185 clearopbeep(cap->oap); 3186 3187 /* Even if an operator was pending, we still want to scroll */ 3188 gui_do_horiz_scroll(scrollbar_value, FALSE); 3189 } 3190 #endif 3191 3192 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3193 /* 3194 * Click in GUI tab. 3195 */ 3196 static void 3197 nv_tabline(cmdarg_T *cap) 3198 { 3199 if (cap->oap->op_type != OP_NOP) 3200 clearopbeep(cap->oap); 3201 3202 /* Even if an operator was pending, we still want to jump tabs. */ 3203 goto_tabpage(current_tab); 3204 } 3205 3206 /* 3207 * Selected item in tab line menu. 3208 */ 3209 static void 3210 nv_tabmenu(cmdarg_T *cap) 3211 { 3212 if (cap->oap->op_type != OP_NOP) 3213 clearopbeep(cap->oap); 3214 3215 /* Even if an operator was pending, we still want to jump tabs. */ 3216 handle_tabmenu(); 3217 } 3218 3219 /* 3220 * Handle selecting an item of the GUI tab line menu. 3221 * Used in Normal and Insert mode. 3222 */ 3223 void 3224 handle_tabmenu(void) 3225 { 3226 switch (current_tabmenu) 3227 { 3228 case TABLINE_MENU_CLOSE: 3229 if (current_tab == 0) 3230 do_cmdline_cmd((char_u *)"tabclose"); 3231 else 3232 { 3233 vim_snprintf((char *)IObuff, IOSIZE, "tabclose %d", 3234 current_tab); 3235 do_cmdline_cmd(IObuff); 3236 } 3237 break; 3238 3239 case TABLINE_MENU_NEW: 3240 if (current_tab == 0) 3241 do_cmdline_cmd((char_u *)"$tabnew"); 3242 else 3243 { 3244 vim_snprintf((char *)IObuff, IOSIZE, "%dtabnew", 3245 current_tab - 1); 3246 do_cmdline_cmd(IObuff); 3247 } 3248 break; 3249 3250 case TABLINE_MENU_OPEN: 3251 if (current_tab == 0) 3252 do_cmdline_cmd((char_u *)"browse $tabnew"); 3253 else 3254 { 3255 vim_snprintf((char *)IObuff, IOSIZE, "browse %dtabnew", 3256 current_tab - 1); 3257 do_cmdline_cmd(IObuff); 3258 } 3259 break; 3260 } 3261 } 3262 #endif 3263 3264 /* 3265 * "Q" command. 3266 */ 3267 static void 3268 nv_exmode(cmdarg_T *cap) 3269 { 3270 /* 3271 * Ignore 'Q' in Visual mode, just give a beep. 3272 */ 3273 if (VIsual_active) 3274 vim_beep(BO_EX); 3275 else if (!checkclearop(cap->oap)) 3276 do_exmode(FALSE); 3277 } 3278 3279 /* 3280 * Handle a ":" command. 3281 */ 3282 static void 3283 nv_colon(cmdarg_T *cap) 3284 { 3285 int old_p_im; 3286 int cmd_result; 3287 3288 if (VIsual_active) 3289 nv_operator(cap); 3290 else 3291 { 3292 if (cap->oap->op_type != OP_NOP) 3293 { 3294 /* Using ":" as a movement is characterwise exclusive. */ 3295 cap->oap->motion_type = MCHAR; 3296 cap->oap->inclusive = FALSE; 3297 } 3298 else if (cap->count0) 3299 { 3300 /* translate "count:" into ":.,.+(count - 1)" */ 3301 stuffcharReadbuff('.'); 3302 if (cap->count0 > 1) 3303 { 3304 stuffReadbuff((char_u *)",.+"); 3305 stuffnumReadbuff((long)cap->count0 - 1L); 3306 } 3307 } 3308 3309 /* When typing, don't type below an old message */ 3310 if (KeyTyped) 3311 compute_cmdrow(); 3312 3313 old_p_im = p_im; 3314 3315 /* get a command line and execute it */ 3316 cmd_result = do_cmdline(NULL, getexline, NULL, 3317 cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0); 3318 3319 /* If 'insertmode' changed, enter or exit Insert mode */ 3320 if (p_im != old_p_im) 3321 { 3322 if (p_im) 3323 restart_edit = 'i'; 3324 else 3325 restart_edit = 0; 3326 } 3327 3328 if (cmd_result == FAIL) 3329 /* The Ex command failed, do not execute the operator. */ 3330 clearop(cap->oap); 3331 else if (cap->oap->op_type != OP_NOP 3332 && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count 3333 || cap->oap->start.col > 3334 (colnr_T)STRLEN(ml_get(cap->oap->start.lnum)) 3335 || did_emsg 3336 )) 3337 /* The start of the operator has become invalid by the Ex command. 3338 */ 3339 clearopbeep(cap->oap); 3340 } 3341 } 3342 3343 /* 3344 * Handle CTRL-G command. 3345 */ 3346 static void 3347 nv_ctrlg(cmdarg_T *cap) 3348 { 3349 if (VIsual_active) /* toggle Selection/Visual mode */ 3350 { 3351 VIsual_select = !VIsual_select; 3352 showmode(); 3353 } 3354 else if (!checkclearop(cap->oap)) 3355 /* print full name if count given or :cd used */ 3356 fileinfo((int)cap->count0, FALSE, TRUE); 3357 } 3358 3359 /* 3360 * Handle CTRL-H <Backspace> command. 3361 */ 3362 static void 3363 nv_ctrlh(cmdarg_T *cap) 3364 { 3365 if (VIsual_active && VIsual_select) 3366 { 3367 cap->cmdchar = 'x'; /* BS key behaves like 'x' in Select mode */ 3368 v_visop(cap); 3369 } 3370 else 3371 nv_left(cap); 3372 } 3373 3374 /* 3375 * CTRL-L: clear screen and redraw. 3376 */ 3377 static void 3378 nv_clear(cmdarg_T *cap) 3379 { 3380 if (!checkclearop(cap->oap)) 3381 { 3382 #if defined(__BEOS__) && !USE_THREAD_FOR_INPUT_WITH_TIMEOUT 3383 /* 3384 * Right now, the BeBox doesn't seem to have an easy way to detect 3385 * window resizing, so we cheat and make the user detect it 3386 * manually with CTRL-L instead 3387 */ 3388 ui_get_shellsize(); 3389 #endif 3390 #ifdef FEAT_SYN_HL 3391 /* Clear all syntax states to force resyncing. */ 3392 syn_stack_free_all(curwin->w_s); 3393 # ifdef FEAT_RELTIME 3394 { 3395 win_T *wp; 3396 3397 FOR_ALL_WINDOWS(wp) 3398 wp->w_s->b_syn_slow = FALSE; 3399 } 3400 # endif 3401 #endif 3402 redraw_later(CLEAR); 3403 #if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL)) 3404 # ifdef VIMDLL 3405 if (!gui.in_use) 3406 # endif 3407 resize_console_buf(); 3408 #endif 3409 } 3410 } 3411 3412 /* 3413 * CTRL-O: In Select mode: switch to Visual mode for one command. 3414 * Otherwise: Go to older pcmark. 3415 */ 3416 static void 3417 nv_ctrlo(cmdarg_T *cap) 3418 { 3419 if (VIsual_active && VIsual_select) 3420 { 3421 VIsual_select = FALSE; 3422 showmode(); 3423 restart_VIsual_select = 2; /* restart Select mode later */ 3424 } 3425 else 3426 { 3427 cap->count1 = -cap->count1; 3428 nv_pcmark(cap); 3429 } 3430 } 3431 3432 /* 3433 * CTRL-^ command, short for ":e #". Works even when the alternate buffer is 3434 * not named. 3435 */ 3436 static void 3437 nv_hat(cmdarg_T *cap) 3438 { 3439 if (!checkclearopq(cap->oap)) 3440 (void)buflist_getfile((int)cap->count0, (linenr_T)0, 3441 GETF_SETMARK|GETF_ALT, FALSE); 3442 } 3443 3444 /* 3445 * "Z" commands. 3446 */ 3447 static void 3448 nv_Zet(cmdarg_T *cap) 3449 { 3450 if (!checkclearopq(cap->oap)) 3451 { 3452 switch (cap->nchar) 3453 { 3454 /* "ZZ": equivalent to ":x". */ 3455 case 'Z': do_cmdline_cmd((char_u *)"x"); 3456 break; 3457 3458 /* "ZQ": equivalent to ":q!" (Elvis compatible). */ 3459 case 'Q': do_cmdline_cmd((char_u *)"q!"); 3460 break; 3461 3462 default: clearopbeep(cap->oap); 3463 } 3464 } 3465 } 3466 3467 /* 3468 * Call nv_ident() as if "c1" was used, with "c2" as next character. 3469 */ 3470 void 3471 do_nv_ident(int c1, int c2) 3472 { 3473 oparg_T oa; 3474 cmdarg_T ca; 3475 3476 clear_oparg(&oa); 3477 vim_memset(&ca, 0, sizeof(ca)); 3478 ca.oap = &oa; 3479 ca.cmdchar = c1; 3480 ca.nchar = c2; 3481 nv_ident(&ca); 3482 } 3483 3484 /* 3485 * Handle the commands that use the word under the cursor. 3486 * [g] CTRL-] :ta to current identifier 3487 * [g] 'K' run program for current identifier 3488 * [g] '*' / to current identifier or string 3489 * [g] '#' ? to current identifier or string 3490 * g ']' :tselect for current identifier 3491 */ 3492 static void 3493 nv_ident(cmdarg_T *cap) 3494 { 3495 char_u *ptr = NULL; 3496 char_u *buf; 3497 unsigned buflen; 3498 char_u *newbuf; 3499 char_u *p; 3500 char_u *kp; /* value of 'keywordprg' */ 3501 int kp_help; /* 'keywordprg' is ":he" */ 3502 int kp_ex; /* 'keywordprg' starts with ":" */ 3503 int n = 0; /* init for GCC */ 3504 int cmdchar; 3505 int g_cmd; /* "g" command */ 3506 int tag_cmd = FALSE; 3507 char_u *aux_ptr; 3508 int isman; 3509 int isman_s; 3510 3511 if (cap->cmdchar == 'g') /* "g*", "g#", "g]" and "gCTRL-]" */ 3512 { 3513 cmdchar = cap->nchar; 3514 g_cmd = TRUE; 3515 } 3516 else 3517 { 3518 cmdchar = cap->cmdchar; 3519 g_cmd = FALSE; 3520 } 3521 3522 if (cmdchar == POUND) /* the pound sign, '#' for English keyboards */ 3523 cmdchar = '#'; 3524 3525 /* 3526 * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode. 3527 */ 3528 if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K') 3529 { 3530 if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL) 3531 return; 3532 if (checkclearopq(cap->oap)) 3533 return; 3534 } 3535 3536 if (ptr == NULL && (n = find_ident_under_cursor(&ptr, 3537 (cmdchar == '*' || cmdchar == '#') 3538 ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0) 3539 { 3540 clearop(cap->oap); 3541 return; 3542 } 3543 3544 /* Allocate buffer to put the command in. Inserting backslashes can 3545 * double the length of the word. p_kp / curbuf->b_p_kp could be added 3546 * and some numbers. */ 3547 kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp); 3548 kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0 3549 || STRCMP(kp, ":help") == 0); 3550 if (kp_help && *skipwhite(ptr) == NUL) 3551 { 3552 emsg(_(e_noident)); /* found white space only */ 3553 return; 3554 } 3555 kp_ex = (*kp == ':'); 3556 buflen = (unsigned)(n * 2 + 30 + STRLEN(kp)); 3557 buf = alloc(buflen); 3558 if (buf == NULL) 3559 return; 3560 buf[0] = NUL; 3561 3562 switch (cmdchar) 3563 { 3564 case '*': 3565 case '#': 3566 /* 3567 * Put cursor at start of word, makes search skip the word 3568 * under the cursor. 3569 * Call setpcmark() first, so "*``" puts the cursor back where 3570 * it was. 3571 */ 3572 setpcmark(); 3573 curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline()); 3574 3575 if (!g_cmd && vim_iswordp(ptr)) 3576 STRCPY(buf, "\\<"); 3577 no_smartcase = TRUE; /* don't use 'smartcase' now */ 3578 break; 3579 3580 case 'K': 3581 if (kp_help) 3582 STRCPY(buf, "he! "); 3583 else if (kp_ex) 3584 { 3585 if (cap->count0 != 0) 3586 vim_snprintf((char *)buf, buflen, "%s %ld", 3587 kp, cap->count0); 3588 else 3589 STRCPY(buf, kp); 3590 STRCAT(buf, " "); 3591 } 3592 else 3593 { 3594 /* An external command will probably use an argument starting 3595 * with "-" as an option. To avoid trouble we skip the "-". */ 3596 while (*ptr == '-' && n > 0) 3597 { 3598 ++ptr; 3599 --n; 3600 } 3601 if (n == 0) 3602 { 3603 emsg(_(e_noident)); /* found dashes only */ 3604 vim_free(buf); 3605 return; 3606 } 3607 3608 /* When a count is given, turn it into a range. Is this 3609 * really what we want? */ 3610 isman = (STRCMP(kp, "man") == 0); 3611 isman_s = (STRCMP(kp, "man -s") == 0); 3612 if (cap->count0 != 0 && !(isman || isman_s)) 3613 sprintf((char *)buf, ".,.+%ld", cap->count0 - 1); 3614 3615 STRCAT(buf, "! "); 3616 if (cap->count0 == 0 && isman_s) 3617 STRCAT(buf, "man"); 3618 else 3619 STRCAT(buf, kp); 3620 STRCAT(buf, " "); 3621 if (cap->count0 != 0 && (isman || isman_s)) 3622 { 3623 sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0); 3624 STRCAT(buf, " "); 3625 } 3626 } 3627 break; 3628 3629 case ']': 3630 tag_cmd = TRUE; 3631 #ifdef FEAT_CSCOPE 3632 if (p_cst) 3633 STRCPY(buf, "cstag "); 3634 else 3635 #endif 3636 STRCPY(buf, "ts "); 3637 break; 3638 3639 default: 3640 tag_cmd = TRUE; 3641 if (curbuf->b_help) 3642 STRCPY(buf, "he! "); 3643 else 3644 { 3645 if (g_cmd) 3646 STRCPY(buf, "tj "); 3647 else 3648 sprintf((char *)buf, "%ldta ", cap->count0); 3649 } 3650 } 3651 3652 /* 3653 * Now grab the chars in the identifier 3654 */ 3655 if (cmdchar == 'K' && !kp_help) 3656 { 3657 ptr = vim_strnsave(ptr, n); 3658 if (kp_ex) 3659 /* Escape the argument properly for an Ex command */ 3660 p = vim_strsave_fnameescape(ptr, FALSE); 3661 else 3662 /* Escape the argument properly for a shell command */ 3663 p = vim_strsave_shellescape(ptr, TRUE, TRUE); 3664 vim_free(ptr); 3665 if (p == NULL) 3666 { 3667 vim_free(buf); 3668 return; 3669 } 3670 newbuf = vim_realloc(buf, STRLEN(buf) + STRLEN(p) + 1); 3671 if (newbuf == NULL) 3672 { 3673 vim_free(buf); 3674 vim_free(p); 3675 return; 3676 } 3677 buf = newbuf; 3678 STRCAT(buf, p); 3679 vim_free(p); 3680 } 3681 else 3682 { 3683 if (cmdchar == '*') 3684 aux_ptr = (char_u *)(p_magic ? "/.*~[^$\\" : "/^$\\"); 3685 else if (cmdchar == '#') 3686 aux_ptr = (char_u *)(p_magic ? "/?.*~[^$\\" : "/?^$\\"); 3687 else if (tag_cmd) 3688 { 3689 if (curbuf->b_help) 3690 /* ":help" handles unescaped argument */ 3691 aux_ptr = (char_u *)""; 3692 else 3693 aux_ptr = (char_u *)"\\|\"\n["; 3694 } 3695 else 3696 aux_ptr = (char_u *)"\\|\"\n*?["; 3697 3698 p = buf + STRLEN(buf); 3699 while (n-- > 0) 3700 { 3701 /* put a backslash before \ and some others */ 3702 if (vim_strchr(aux_ptr, *ptr) != NULL) 3703 *p++ = '\\'; 3704 /* When current byte is a part of multibyte character, copy all 3705 * bytes of that character. */ 3706 if (has_mbyte) 3707 { 3708 int i; 3709 int len = (*mb_ptr2len)(ptr) - 1; 3710 3711 for (i = 0; i < len && n >= 1; ++i, --n) 3712 *p++ = *ptr++; 3713 } 3714 *p++ = *ptr++; 3715 } 3716 *p = NUL; 3717 } 3718 3719 /* 3720 * Execute the command. 3721 */ 3722 if (cmdchar == '*' || cmdchar == '#') 3723 { 3724 if (!g_cmd && (has_mbyte 3725 ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) 3726 : vim_iswordc(ptr[-1]))) 3727 STRCAT(buf, "\\>"); 3728 3729 // put pattern in search history 3730 init_history(); 3731 add_to_history(HIST_SEARCH, buf, TRUE, NUL); 3732 3733 (void)normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0, NULL); 3734 } 3735 else 3736 { 3737 g_tag_at_cursor = TRUE; 3738 do_cmdline_cmd(buf); 3739 g_tag_at_cursor = FALSE; 3740 } 3741 3742 vim_free(buf); 3743 } 3744 3745 /* 3746 * Get visually selected text, within one line only. 3747 * Returns FAIL if more than one line selected. 3748 */ 3749 int 3750 get_visual_text( 3751 cmdarg_T *cap, 3752 char_u **pp, /* return: start of selected text */ 3753 int *lenp) /* return: length of selected text */ 3754 { 3755 if (VIsual_mode != 'V') 3756 unadjust_for_sel(); 3757 if (VIsual.lnum != curwin->w_cursor.lnum) 3758 { 3759 if (cap != NULL) 3760 clearopbeep(cap->oap); 3761 return FAIL; 3762 } 3763 if (VIsual_mode == 'V') 3764 { 3765 *pp = ml_get_curline(); 3766 *lenp = (int)STRLEN(*pp); 3767 } 3768 else 3769 { 3770 if (LT_POS(curwin->w_cursor, VIsual)) 3771 { 3772 *pp = ml_get_pos(&curwin->w_cursor); 3773 *lenp = VIsual.col - curwin->w_cursor.col + 1; 3774 } 3775 else 3776 { 3777 *pp = ml_get_pos(&VIsual); 3778 *lenp = curwin->w_cursor.col - VIsual.col + 1; 3779 } 3780 if (has_mbyte) 3781 /* Correct the length to include the whole last character. */ 3782 *lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1; 3783 } 3784 reset_VIsual_and_resel(); 3785 return OK; 3786 } 3787 3788 /* 3789 * CTRL-T: backwards in tag stack 3790 */ 3791 static void 3792 nv_tagpop(cmdarg_T *cap) 3793 { 3794 if (!checkclearopq(cap->oap)) 3795 do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE); 3796 } 3797 3798 /* 3799 * Handle scrolling command 'H', 'L' and 'M'. 3800 */ 3801 static void 3802 nv_scroll(cmdarg_T *cap) 3803 { 3804 int used = 0; 3805 long n; 3806 #ifdef FEAT_FOLDING 3807 linenr_T lnum; 3808 #endif 3809 int half; 3810 3811 cap->oap->motion_type = MLINE; 3812 setpcmark(); 3813 3814 if (cap->cmdchar == 'L') 3815 { 3816 validate_botline(); /* make sure curwin->w_botline is valid */ 3817 curwin->w_cursor.lnum = curwin->w_botline - 1; 3818 if (cap->count1 - 1 >= curwin->w_cursor.lnum) 3819 curwin->w_cursor.lnum = 1; 3820 else 3821 { 3822 #ifdef FEAT_FOLDING 3823 if (hasAnyFolding(curwin)) 3824 { 3825 /* Count a fold for one screen line. */ 3826 for (n = cap->count1 - 1; n > 0 3827 && curwin->w_cursor.lnum > curwin->w_topline; --n) 3828 { 3829 (void)hasFolding(curwin->w_cursor.lnum, 3830 &curwin->w_cursor.lnum, NULL); 3831 --curwin->w_cursor.lnum; 3832 } 3833 } 3834 else 3835 #endif 3836 curwin->w_cursor.lnum -= cap->count1 - 1; 3837 } 3838 } 3839 else 3840 { 3841 if (cap->cmdchar == 'M') 3842 { 3843 #ifdef FEAT_DIFF 3844 /* Don't count filler lines above the window. */ 3845 used -= diff_check_fill(curwin, curwin->w_topline) 3846 - curwin->w_topfill; 3847 #endif 3848 validate_botline(); /* make sure w_empty_rows is valid */ 3849 half = (curwin->w_height - curwin->w_empty_rows + 1) / 2; 3850 for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n) 3851 { 3852 #ifdef FEAT_DIFF 3853 /* Count half he number of filler lines to be "below this 3854 * line" and half to be "above the next line". */ 3855 if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline 3856 + n) / 2 >= half) 3857 { 3858 --n; 3859 break; 3860 } 3861 #endif 3862 used += plines(curwin->w_topline + n); 3863 if (used >= half) 3864 break; 3865 #ifdef FEAT_FOLDING 3866 if (hasFolding(curwin->w_topline + n, NULL, &lnum)) 3867 n = lnum - curwin->w_topline; 3868 #endif 3869 } 3870 if (n > 0 && used > curwin->w_height) 3871 --n; 3872 } 3873 else /* (cap->cmdchar == 'H') */ 3874 { 3875 n = cap->count1 - 1; 3876 #ifdef FEAT_FOLDING 3877 if (hasAnyFolding(curwin)) 3878 { 3879 /* Count a fold for one screen line. */ 3880 lnum = curwin->w_topline; 3881 while (n-- > 0 && lnum < curwin->w_botline - 1) 3882 { 3883 (void)hasFolding(lnum, NULL, &lnum); 3884 ++lnum; 3885 } 3886 n = lnum - curwin->w_topline; 3887 } 3888 #endif 3889 } 3890 curwin->w_cursor.lnum = curwin->w_topline + n; 3891 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 3892 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 3893 } 3894 3895 /* Correct for 'so', except when an operator is pending. */ 3896 if (cap->oap->op_type == OP_NOP) 3897 cursor_correct(); 3898 beginline(BL_SOL | BL_FIX); 3899 } 3900 3901 /* 3902 * Cursor right commands. 3903 */ 3904 static void 3905 nv_right(cmdarg_T *cap) 3906 { 3907 long n; 3908 int past_line; 3909 3910 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 3911 { 3912 /* <C-Right> and <S-Right> move a word or WORD right */ 3913 if (mod_mask & MOD_MASK_CTRL) 3914 cap->arg = TRUE; 3915 nv_wordcmd(cap); 3916 return; 3917 } 3918 3919 cap->oap->motion_type = MCHAR; 3920 cap->oap->inclusive = FALSE; 3921 past_line = (VIsual_active && *p_sel != 'o'); 3922 3923 /* 3924 * In virtual edit mode, there's no such thing as "past_line", as lines 3925 * are (theoretically) infinitely long. 3926 */ 3927 if (virtual_active()) 3928 past_line = 0; 3929 3930 for (n = cap->count1; n > 0; --n) 3931 { 3932 if ((!past_line && oneright() == FAIL) 3933 || (past_line && *ml_get_cursor() == NUL) 3934 ) 3935 { 3936 /* 3937 * <Space> wraps to next line if 'whichwrap' has 's'. 3938 * 'l' wraps to next line if 'whichwrap' has 'l'. 3939 * CURS_RIGHT wraps to next line if 'whichwrap' has '>'. 3940 */ 3941 if ( ((cap->cmdchar == ' ' 3942 && vim_strchr(p_ww, 's') != NULL) 3943 || (cap->cmdchar == 'l' 3944 && vim_strchr(p_ww, 'l') != NULL) 3945 || (cap->cmdchar == K_RIGHT 3946 && vim_strchr(p_ww, '>') != NULL)) 3947 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 3948 { 3949 /* When deleting we also count the NL as a character. 3950 * Set cap->oap->inclusive when last char in the line is 3951 * included, move to next line after that */ 3952 if ( cap->oap->op_type != OP_NOP 3953 && !cap->oap->inclusive 3954 && !LINEEMPTY(curwin->w_cursor.lnum)) 3955 cap->oap->inclusive = TRUE; 3956 else 3957 { 3958 ++curwin->w_cursor.lnum; 3959 curwin->w_cursor.col = 0; 3960 curwin->w_cursor.coladd = 0; 3961 curwin->w_set_curswant = TRUE; 3962 cap->oap->inclusive = FALSE; 3963 } 3964 continue; 3965 } 3966 if (cap->oap->op_type == OP_NOP) 3967 { 3968 /* Only beep and flush if not moved at all */ 3969 if (n == cap->count1) 3970 beep_flush(); 3971 } 3972 else 3973 { 3974 if (!LINEEMPTY(curwin->w_cursor.lnum)) 3975 cap->oap->inclusive = TRUE; 3976 } 3977 break; 3978 } 3979 else if (past_line) 3980 { 3981 curwin->w_set_curswant = TRUE; 3982 if (virtual_active()) 3983 oneright(); 3984 else 3985 { 3986 if (has_mbyte) 3987 curwin->w_cursor.col += (*mb_ptr2len)(ml_get_cursor()); 3988 else 3989 ++curwin->w_cursor.col; 3990 } 3991 } 3992 } 3993 #ifdef FEAT_FOLDING 3994 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 3995 && cap->oap->op_type == OP_NOP) 3996 foldOpenCursor(); 3997 #endif 3998 } 3999 4000 /* 4001 * Cursor left commands. 4002 * 4003 * Returns TRUE when operator end should not be adjusted. 4004 */ 4005 static void 4006 nv_left(cmdarg_T *cap) 4007 { 4008 long n; 4009 4010 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 4011 { 4012 /* <C-Left> and <S-Left> move a word or WORD left */ 4013 if (mod_mask & MOD_MASK_CTRL) 4014 cap->arg = 1; 4015 nv_bck_word(cap); 4016 return; 4017 } 4018 4019 cap->oap->motion_type = MCHAR; 4020 cap->oap->inclusive = FALSE; 4021 for (n = cap->count1; n > 0; --n) 4022 { 4023 if (oneleft() == FAIL) 4024 { 4025 /* <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'. 4026 * 'h' wraps to previous line if 'whichwrap' has 'h'. 4027 * CURS_LEFT wraps to previous line if 'whichwrap' has '<'. 4028 */ 4029 if ( (((cap->cmdchar == K_BS 4030 || cap->cmdchar == Ctrl_H) 4031 && vim_strchr(p_ww, 'b') != NULL) 4032 || (cap->cmdchar == 'h' 4033 && vim_strchr(p_ww, 'h') != NULL) 4034 || (cap->cmdchar == K_LEFT 4035 && vim_strchr(p_ww, '<') != NULL)) 4036 && curwin->w_cursor.lnum > 1) 4037 { 4038 --(curwin->w_cursor.lnum); 4039 coladvance((colnr_T)MAXCOL); 4040 curwin->w_set_curswant = TRUE; 4041 4042 /* When the NL before the first char has to be deleted we 4043 * put the cursor on the NUL after the previous line. 4044 * This is a very special case, be careful! 4045 * Don't adjust op_end now, otherwise it won't work. */ 4046 if ( (cap->oap->op_type == OP_DELETE 4047 || cap->oap->op_type == OP_CHANGE) 4048 && !LINEEMPTY(curwin->w_cursor.lnum)) 4049 { 4050 char_u *cp = ml_get_cursor(); 4051 4052 if (*cp != NUL) 4053 { 4054 if (has_mbyte) 4055 curwin->w_cursor.col += (*mb_ptr2len)(cp); 4056 else 4057 ++curwin->w_cursor.col; 4058 } 4059 cap->retval |= CA_NO_ADJ_OP_END; 4060 } 4061 continue; 4062 } 4063 /* Only beep and flush if not moved at all */ 4064 else if (cap->oap->op_type == OP_NOP && n == cap->count1) 4065 beep_flush(); 4066 break; 4067 } 4068 } 4069 #ifdef FEAT_FOLDING 4070 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4071 && cap->oap->op_type == OP_NOP) 4072 foldOpenCursor(); 4073 #endif 4074 } 4075 4076 /* 4077 * Cursor up commands. 4078 * cap->arg is TRUE for "-": Move cursor to first non-blank. 4079 */ 4080 static void 4081 nv_up(cmdarg_T *cap) 4082 { 4083 if (mod_mask & MOD_MASK_SHIFT) 4084 { 4085 /* <S-Up> is page up */ 4086 cap->arg = BACKWARD; 4087 nv_page(cap); 4088 } 4089 else 4090 { 4091 cap->oap->motion_type = MLINE; 4092 if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4093 clearopbeep(cap->oap); 4094 else if (cap->arg) 4095 beginline(BL_WHITE | BL_FIX); 4096 } 4097 } 4098 4099 /* 4100 * Cursor down commands. 4101 * cap->arg is TRUE for CR and "+": Move cursor to first non-blank. 4102 */ 4103 static void 4104 nv_down(cmdarg_T *cap) 4105 { 4106 if (mod_mask & MOD_MASK_SHIFT) 4107 { 4108 /* <S-Down> is page down */ 4109 cap->arg = FORWARD; 4110 nv_page(cap); 4111 } 4112 #if defined(FEAT_QUICKFIX) 4113 /* Quickfix window only: view the result under the cursor. */ 4114 else if (bt_quickfix(curbuf) && cap->cmdchar == CAR) 4115 qf_view_result(FALSE); 4116 #endif 4117 else 4118 { 4119 #ifdef FEAT_CMDWIN 4120 /* In the cmdline window a <CR> executes the command. */ 4121 if (cmdwin_type != 0 && cap->cmdchar == CAR) 4122 cmdwin_result = CAR; 4123 else 4124 #endif 4125 #ifdef FEAT_JOB_CHANNEL 4126 /* In a prompt buffer a <CR> in the last line invokes the callback. */ 4127 if (bt_prompt(curbuf) && cap->cmdchar == CAR 4128 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 4129 { 4130 invoke_prompt_callback(); 4131 if (restart_edit == 0) 4132 restart_edit = 'a'; 4133 } 4134 else 4135 #endif 4136 { 4137 cap->oap->motion_type = MLINE; 4138 if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4139 clearopbeep(cap->oap); 4140 else if (cap->arg) 4141 beginline(BL_WHITE | BL_FIX); 4142 } 4143 } 4144 } 4145 4146 #ifdef FEAT_SEARCHPATH 4147 /* 4148 * Grab the file name under the cursor and edit it. 4149 */ 4150 static void 4151 nv_gotofile(cmdarg_T *cap) 4152 { 4153 char_u *ptr; 4154 linenr_T lnum = -1; 4155 4156 if (text_locked()) 4157 { 4158 clearopbeep(cap->oap); 4159 text_locked_msg(); 4160 return; 4161 } 4162 if (curbuf_locked()) 4163 { 4164 clearop(cap->oap); 4165 return; 4166 } 4167 4168 ptr = grab_file_name(cap->count1, &lnum); 4169 4170 if (ptr != NULL) 4171 { 4172 /* do autowrite if necessary */ 4173 if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !buf_hide(curbuf)) 4174 (void)autowrite(curbuf, FALSE); 4175 setpcmark(); 4176 if (do_ecmd(0, ptr, NULL, NULL, ECMD_LAST, 4177 buf_hide(curbuf) ? ECMD_HIDE : 0, curwin) == OK 4178 && cap->nchar == 'F' && lnum >= 0) 4179 { 4180 curwin->w_cursor.lnum = lnum; 4181 check_cursor_lnum(); 4182 beginline(BL_SOL | BL_FIX); 4183 } 4184 vim_free(ptr); 4185 } 4186 else 4187 clearop(cap->oap); 4188 } 4189 #endif 4190 4191 /* 4192 * <End> command: to end of current line or last line. 4193 */ 4194 static void 4195 nv_end(cmdarg_T *cap) 4196 { 4197 if (cap->arg || (mod_mask & MOD_MASK_CTRL)) /* CTRL-END = goto last line */ 4198 { 4199 cap->arg = TRUE; 4200 nv_goto(cap); 4201 cap->count1 = 1; /* to end of current line */ 4202 } 4203 nv_dollar(cap); 4204 } 4205 4206 /* 4207 * Handle the "$" command. 4208 */ 4209 static void 4210 nv_dollar(cmdarg_T *cap) 4211 { 4212 cap->oap->motion_type = MCHAR; 4213 cap->oap->inclusive = TRUE; 4214 /* In virtual mode when off the edge of a line and an operator 4215 * is pending (whew!) keep the cursor where it is. 4216 * Otherwise, send it to the end of the line. */ 4217 if (!virtual_active() || gchar_cursor() != NUL 4218 || cap->oap->op_type == OP_NOP) 4219 curwin->w_curswant = MAXCOL; /* so we stay at the end */ 4220 if (cursor_down((long)(cap->count1 - 1), 4221 cap->oap->op_type == OP_NOP) == FAIL) 4222 clearopbeep(cap->oap); 4223 #ifdef FEAT_FOLDING 4224 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4225 foldOpenCursor(); 4226 #endif 4227 } 4228 4229 /* 4230 * Implementation of '?' and '/' commands. 4231 * If cap->arg is TRUE don't set PC mark. 4232 */ 4233 static void 4234 nv_search(cmdarg_T *cap) 4235 { 4236 oparg_T *oap = cap->oap; 4237 pos_T save_cursor = curwin->w_cursor; 4238 4239 if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13) 4240 { 4241 /* Translate "g??" to "g?g?" */ 4242 cap->cmdchar = 'g'; 4243 cap->nchar = '?'; 4244 nv_operator(cap); 4245 return; 4246 } 4247 4248 /* When using 'incsearch' the cursor may be moved to set a different search 4249 * start position. */ 4250 cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0, TRUE); 4251 4252 if (cap->searchbuf == NULL) 4253 { 4254 clearop(oap); 4255 return; 4256 } 4257 4258 (void)normal_search(cap, cap->cmdchar, cap->searchbuf, 4259 (cap->arg || !EQUAL_POS(save_cursor, curwin->w_cursor)) 4260 ? 0 : SEARCH_MARK, NULL); 4261 } 4262 4263 /* 4264 * Handle "N" and "n" commands. 4265 * cap->arg is SEARCH_REV for "N", 0 for "n". 4266 */ 4267 static void 4268 nv_next(cmdarg_T *cap) 4269 { 4270 pos_T old = curwin->w_cursor; 4271 int wrapped = FALSE; 4272 int i = normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, &wrapped); 4273 4274 if (i == 1 && !wrapped && EQUAL_POS(old, curwin->w_cursor)) 4275 { 4276 /* Avoid getting stuck on the current cursor position, which can 4277 * happen when an offset is given and the cursor is on the last char 4278 * in the buffer: Repeat with count + 1. */ 4279 cap->count1 += 1; 4280 (void)normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, NULL); 4281 cap->count1 -= 1; 4282 } 4283 } 4284 4285 /* 4286 * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat). 4287 * Uses only cap->count1 and cap->oap from "cap". 4288 * Return 0 for failure, 1 for found, 2 for found and line offset added. 4289 */ 4290 static int 4291 normal_search( 4292 cmdarg_T *cap, 4293 int dir, 4294 char_u *pat, 4295 int opt, // extra flags for do_search() 4296 int *wrapped) 4297 { 4298 int i; 4299 searchit_arg_T sia; 4300 4301 cap->oap->motion_type = MCHAR; 4302 cap->oap->inclusive = FALSE; 4303 cap->oap->use_reg_one = TRUE; 4304 curwin->w_set_curswant = TRUE; 4305 4306 vim_memset(&sia, 0, sizeof(sia)); 4307 i = do_search(cap->oap, dir, pat, cap->count1, 4308 opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG, &sia); 4309 if (wrapped != NULL) 4310 *wrapped = sia.sa_wrapped; 4311 if (i == 0) 4312 clearop(cap->oap); 4313 else 4314 { 4315 if (i == 2) 4316 cap->oap->motion_type = MLINE; 4317 curwin->w_cursor.coladd = 0; 4318 #ifdef FEAT_FOLDING 4319 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4320 foldOpenCursor(); 4321 #endif 4322 } 4323 4324 /* "/$" will put the cursor after the end of the line, may need to 4325 * correct that here */ 4326 check_cursor(); 4327 return i; 4328 } 4329 4330 /* 4331 * Character search commands. 4332 * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for 4333 * ',' and FALSE for ';'. 4334 * cap->nchar is NUL for ',' and ';' (repeat the search) 4335 */ 4336 static void 4337 nv_csearch(cmdarg_T *cap) 4338 { 4339 int t_cmd; 4340 4341 if (cap->cmdchar == 't' || cap->cmdchar == 'T') 4342 t_cmd = TRUE; 4343 else 4344 t_cmd = FALSE; 4345 4346 cap->oap->motion_type = MCHAR; 4347 if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL) 4348 clearopbeep(cap->oap); 4349 else 4350 { 4351 curwin->w_set_curswant = TRUE; 4352 /* Include a Tab for "tx" and for "dfx". */ 4353 if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD 4354 && (t_cmd || cap->oap->op_type != OP_NOP)) 4355 { 4356 colnr_T scol, ecol; 4357 4358 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol); 4359 curwin->w_cursor.coladd = ecol - scol; 4360 } 4361 else 4362 curwin->w_cursor.coladd = 0; 4363 adjust_for_sel(cap); 4364 #ifdef FEAT_FOLDING 4365 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4366 foldOpenCursor(); 4367 #endif 4368 } 4369 } 4370 4371 /* 4372 * "[" and "]" commands. 4373 * cap->arg is BACKWARD for "[" and FORWARD for "]". 4374 */ 4375 static void 4376 nv_brackets(cmdarg_T *cap) 4377 { 4378 pos_T new_pos = {0, 0, 0}; 4379 pos_T prev_pos; 4380 pos_T *pos = NULL; /* init for GCC */ 4381 pos_T old_pos; /* cursor position before command */ 4382 int flag; 4383 long n; 4384 int findc; 4385 int c; 4386 4387 cap->oap->motion_type = MCHAR; 4388 cap->oap->inclusive = FALSE; 4389 old_pos = curwin->w_cursor; 4390 curwin->w_cursor.coladd = 0; // TODO: don't do this for an error. 4391 4392 #ifdef FEAT_SEARCHPATH 4393 /* 4394 * "[f" or "]f" : Edit file under the cursor (same as "gf") 4395 */ 4396 if (cap->nchar == 'f') 4397 nv_gotofile(cap); 4398 else 4399 #endif 4400 4401 #ifdef FEAT_FIND_ID 4402 /* 4403 * Find the occurrence(s) of the identifier or define under cursor 4404 * in current and included files or jump to the first occurrence. 4405 * 4406 * search list jump 4407 * fwd bwd fwd bwd fwd bwd 4408 * identifier "]i" "[i" "]I" "[I" "]^I" "[^I" 4409 * define "]d" "[d" "]D" "[D" "]^D" "[^D" 4410 */ 4411 if (vim_strchr((char_u *) 4412 # ifdef EBCDIC 4413 "iI\005dD\067", 4414 # else 4415 "iI\011dD\004", 4416 # endif 4417 cap->nchar) != NULL) 4418 { 4419 char_u *ptr; 4420 int len; 4421 4422 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) 4423 clearop(cap->oap); 4424 else 4425 { 4426 find_pattern_in_path(ptr, 0, len, TRUE, 4427 cap->count0 == 0 ? !isupper(cap->nchar) : FALSE, 4428 ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY, 4429 cap->count1, 4430 isupper(cap->nchar) ? ACTION_SHOW_ALL : 4431 islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO, 4432 cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1, 4433 (linenr_T)MAXLNUM); 4434 curwin->w_set_curswant = TRUE; 4435 } 4436 } 4437 else 4438 #endif 4439 4440 /* 4441 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')' 4442 * "[#", "]#": go to start/end of Nth innermost #if..#endif construct. 4443 * "[/", "[*", "]/", "]*": go to Nth comment start/end. 4444 * "[m" or "]m" search for prev/next start of (Java) method. 4445 * "[M" or "]M" search for prev/next end of (Java) method. 4446 */ 4447 if ( (cap->cmdchar == '[' 4448 && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL) 4449 || (cap->cmdchar == ']' 4450 && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL)) 4451 { 4452 if (cap->nchar == '*') 4453 cap->nchar = '/'; 4454 prev_pos.lnum = 0; 4455 if (cap->nchar == 'm' || cap->nchar == 'M') 4456 { 4457 if (cap->cmdchar == '[') 4458 findc = '{'; 4459 else 4460 findc = '}'; 4461 n = 9999; 4462 } 4463 else 4464 { 4465 findc = cap->nchar; 4466 n = cap->count1; 4467 } 4468 for ( ; n > 0; --n) 4469 { 4470 if ((pos = findmatchlimit(cap->oap, findc, 4471 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL) 4472 { 4473 if (new_pos.lnum == 0) /* nothing found */ 4474 { 4475 if (cap->nchar != 'm' && cap->nchar != 'M') 4476 clearopbeep(cap->oap); 4477 } 4478 else 4479 pos = &new_pos; /* use last one found */ 4480 break; 4481 } 4482 prev_pos = new_pos; 4483 curwin->w_cursor = *pos; 4484 new_pos = *pos; 4485 } 4486 curwin->w_cursor = old_pos; 4487 4488 /* 4489 * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only 4490 * brought us to the match for "[m" and "]M" when inside a method. 4491 * Try finding the '{' or '}' we want to be at. 4492 * Also repeat for the given count. 4493 */ 4494 if (cap->nchar == 'm' || cap->nchar == 'M') 4495 { 4496 /* norm is TRUE for "]M" and "[m" */ 4497 int norm = ((findc == '{') == (cap->nchar == 'm')); 4498 4499 n = cap->count1; 4500 /* found a match: we were inside a method */ 4501 if (prev_pos.lnum != 0) 4502 { 4503 pos = &prev_pos; 4504 curwin->w_cursor = prev_pos; 4505 if (norm) 4506 --n; 4507 } 4508 else 4509 pos = NULL; 4510 while (n > 0) 4511 { 4512 for (;;) 4513 { 4514 if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0) 4515 { 4516 /* if not found anything, that's an error */ 4517 if (pos == NULL) 4518 clearopbeep(cap->oap); 4519 n = 0; 4520 break; 4521 } 4522 c = gchar_cursor(); 4523 if (c == '{' || c == '}') 4524 { 4525 /* Must have found end/start of class: use it. 4526 * Or found the place to be at. */ 4527 if ((c == findc && norm) || (n == 1 && !norm)) 4528 { 4529 new_pos = curwin->w_cursor; 4530 pos = &new_pos; 4531 n = 0; 4532 } 4533 /* if no match found at all, we started outside of the 4534 * class and we're inside now. Just go on. */ 4535 else if (new_pos.lnum == 0) 4536 { 4537 new_pos = curwin->w_cursor; 4538 pos = &new_pos; 4539 } 4540 /* found start/end of other method: go to match */ 4541 else if ((pos = findmatchlimit(cap->oap, findc, 4542 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 4543 0)) == NULL) 4544 n = 0; 4545 else 4546 curwin->w_cursor = *pos; 4547 break; 4548 } 4549 } 4550 --n; 4551 } 4552 curwin->w_cursor = old_pos; 4553 if (pos == NULL && new_pos.lnum != 0) 4554 clearopbeep(cap->oap); 4555 } 4556 if (pos != NULL) 4557 { 4558 setpcmark(); 4559 curwin->w_cursor = *pos; 4560 curwin->w_set_curswant = TRUE; 4561 #ifdef FEAT_FOLDING 4562 if ((fdo_flags & FDO_BLOCK) && KeyTyped 4563 && cap->oap->op_type == OP_NOP) 4564 foldOpenCursor(); 4565 #endif 4566 } 4567 } 4568 4569 /* 4570 * "[[", "[]", "]]" and "][": move to start or end of function 4571 */ 4572 else if (cap->nchar == '[' || cap->nchar == ']') 4573 { 4574 if (cap->nchar == cap->cmdchar) /* "]]" or "[[" */ 4575 flag = '{'; 4576 else 4577 flag = '}'; /* "][" or "[]" */ 4578 4579 curwin->w_set_curswant = TRUE; 4580 /* 4581 * Imitate strange Vi behaviour: When using "]]" with an operator 4582 * we also stop at '}'. 4583 */ 4584 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, flag, 4585 (cap->oap->op_type != OP_NOP 4586 && cap->arg == FORWARD && flag == '{'))) 4587 clearopbeep(cap->oap); 4588 else 4589 { 4590 if (cap->oap->op_type == OP_NOP) 4591 beginline(BL_WHITE | BL_FIX); 4592 #ifdef FEAT_FOLDING 4593 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4594 foldOpenCursor(); 4595 #endif 4596 } 4597 } 4598 4599 /* 4600 * "[p", "[P", "]P" and "]p": put with indent adjustment 4601 */ 4602 else if (cap->nchar == 'p' || cap->nchar == 'P') 4603 { 4604 nv_put_opt(cap, TRUE); 4605 } 4606 4607 /* 4608 * "['", "[`", "]'" and "]`": jump to next mark 4609 */ 4610 else if (cap->nchar == '\'' || cap->nchar == '`') 4611 { 4612 pos = &curwin->w_cursor; 4613 for (n = cap->count1; n > 0; --n) 4614 { 4615 prev_pos = *pos; 4616 pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD, 4617 cap->nchar == '\''); 4618 if (pos == NULL) 4619 break; 4620 } 4621 if (pos == NULL) 4622 pos = &prev_pos; 4623 nv_cursormark(cap, cap->nchar == '\'', pos); 4624 } 4625 4626 /* 4627 * [ or ] followed by a middle mouse click: put selected text with 4628 * indent adjustment. Any other button just does as usual. 4629 */ 4630 else if (cap->nchar >= K_RIGHTRELEASE && cap->nchar <= K_LEFTMOUSE) 4631 { 4632 (void)do_mouse(cap->oap, cap->nchar, 4633 (cap->cmdchar == ']') ? FORWARD : BACKWARD, 4634 cap->count1, PUT_FIXINDENT); 4635 } 4636 4637 #ifdef FEAT_FOLDING 4638 /* 4639 * "[z" and "]z": move to start or end of open fold. 4640 */ 4641 else if (cap->nchar == 'z') 4642 { 4643 if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4644 cap->count1) == FAIL) 4645 clearopbeep(cap->oap); 4646 } 4647 #endif 4648 4649 #ifdef FEAT_DIFF 4650 /* 4651 * "[c" and "]c": move to next or previous diff-change. 4652 */ 4653 else if (cap->nchar == 'c') 4654 { 4655 if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD, 4656 cap->count1) == FAIL) 4657 clearopbeep(cap->oap); 4658 } 4659 #endif 4660 4661 #ifdef FEAT_SPELL 4662 /* 4663 * "[s", "[S", "]s" and "]S": move to next spell error. 4664 */ 4665 else if (cap->nchar == 's' || cap->nchar == 'S') 4666 { 4667 setpcmark(); 4668 for (n = 0; n < cap->count1; ++n) 4669 if (spell_move_to(curwin, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4670 cap->nchar == 's' ? TRUE : FALSE, FALSE, NULL) == 0) 4671 { 4672 clearopbeep(cap->oap); 4673 break; 4674 } 4675 else 4676 curwin->w_set_curswant = TRUE; 4677 # ifdef FEAT_FOLDING 4678 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4679 foldOpenCursor(); 4680 # endif 4681 } 4682 #endif 4683 4684 /* Not a valid cap->nchar. */ 4685 else 4686 clearopbeep(cap->oap); 4687 } 4688 4689 /* 4690 * Handle Normal mode "%" command. 4691 */ 4692 static void 4693 nv_percent(cmdarg_T *cap) 4694 { 4695 pos_T *pos; 4696 #if defined(FEAT_FOLDING) 4697 linenr_T lnum = curwin->w_cursor.lnum; 4698 #endif 4699 4700 cap->oap->inclusive = TRUE; 4701 if (cap->count0) /* {cnt}% : goto {cnt} percentage in file */ 4702 { 4703 if (cap->count0 > 100) 4704 clearopbeep(cap->oap); 4705 else 4706 { 4707 cap->oap->motion_type = MLINE; 4708 setpcmark(); 4709 /* Round up, so CTRL-G will give same value. Watch out for a 4710 * large line count, the line number must not go negative! */ 4711 if (curbuf->b_ml.ml_line_count > 1000000) 4712 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L) 4713 / 100L * cap->count0; 4714 else 4715 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count * 4716 cap->count0 + 99L) / 100L; 4717 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4718 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 4719 beginline(BL_SOL | BL_FIX); 4720 } 4721 } 4722 else /* "%" : go to matching paren */ 4723 { 4724 cap->oap->motion_type = MCHAR; 4725 cap->oap->use_reg_one = TRUE; 4726 if ((pos = findmatch(cap->oap, NUL)) == NULL) 4727 clearopbeep(cap->oap); 4728 else 4729 { 4730 setpcmark(); 4731 curwin->w_cursor = *pos; 4732 curwin->w_set_curswant = TRUE; 4733 curwin->w_cursor.coladd = 0; 4734 adjust_for_sel(cap); 4735 } 4736 } 4737 #ifdef FEAT_FOLDING 4738 if (cap->oap->op_type == OP_NOP 4739 && lnum != curwin->w_cursor.lnum 4740 && (fdo_flags & FDO_PERCENT) 4741 && KeyTyped) 4742 foldOpenCursor(); 4743 #endif 4744 } 4745 4746 /* 4747 * Handle "(" and ")" commands. 4748 * cap->arg is BACKWARD for "(" and FORWARD for ")". 4749 */ 4750 static void 4751 nv_brace(cmdarg_T *cap) 4752 { 4753 cap->oap->motion_type = MCHAR; 4754 cap->oap->use_reg_one = TRUE; 4755 /* The motion used to be inclusive for "(", but that is not what Vi does. */ 4756 cap->oap->inclusive = FALSE; 4757 curwin->w_set_curswant = TRUE; 4758 4759 if (findsent(cap->arg, cap->count1) == FAIL) 4760 clearopbeep(cap->oap); 4761 else 4762 { 4763 /* Don't leave the cursor on the NUL past end of line. */ 4764 adjust_cursor(cap->oap); 4765 curwin->w_cursor.coladd = 0; 4766 #ifdef FEAT_FOLDING 4767 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4768 foldOpenCursor(); 4769 #endif 4770 } 4771 } 4772 4773 /* 4774 * "m" command: Mark a position. 4775 */ 4776 static void 4777 nv_mark(cmdarg_T *cap) 4778 { 4779 if (!checkclearop(cap->oap)) 4780 { 4781 if (setmark(cap->nchar) == FAIL) 4782 clearopbeep(cap->oap); 4783 } 4784 } 4785 4786 /* 4787 * "{" and "}" commands. 4788 * cmd->arg is BACKWARD for "{" and FORWARD for "}". 4789 */ 4790 static void 4791 nv_findpar(cmdarg_T *cap) 4792 { 4793 cap->oap->motion_type = MCHAR; 4794 cap->oap->inclusive = FALSE; 4795 cap->oap->use_reg_one = TRUE; 4796 curwin->w_set_curswant = TRUE; 4797 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, NUL, FALSE)) 4798 clearopbeep(cap->oap); 4799 else 4800 { 4801 curwin->w_cursor.coladd = 0; 4802 #ifdef FEAT_FOLDING 4803 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4804 foldOpenCursor(); 4805 #endif 4806 } 4807 } 4808 4809 /* 4810 * "u" command: Undo or make lower case. 4811 */ 4812 static void 4813 nv_undo(cmdarg_T *cap) 4814 { 4815 if (cap->oap->op_type == OP_LOWER || VIsual_active) 4816 { 4817 /* translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" */ 4818 cap->cmdchar = 'g'; 4819 cap->nchar = 'u'; 4820 nv_operator(cap); 4821 } 4822 else 4823 nv_kundo(cap); 4824 } 4825 4826 /* 4827 * <Undo> command. 4828 */ 4829 static void 4830 nv_kundo(cmdarg_T *cap) 4831 { 4832 if (!checkclearopq(cap->oap)) 4833 { 4834 #ifdef FEAT_JOB_CHANNEL 4835 if (bt_prompt(curbuf)) 4836 { 4837 clearopbeep(cap->oap); 4838 return; 4839 } 4840 #endif 4841 u_undo((int)cap->count1); 4842 curwin->w_set_curswant = TRUE; 4843 } 4844 } 4845 4846 /* 4847 * Handle the "r" command. 4848 */ 4849 static void 4850 nv_replace(cmdarg_T *cap) 4851 { 4852 char_u *ptr; 4853 int had_ctrl_v; 4854 long n; 4855 4856 if (checkclearop(cap->oap)) 4857 return; 4858 #ifdef FEAT_JOB_CHANNEL 4859 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 4860 { 4861 clearopbeep(cap->oap); 4862 return; 4863 } 4864 #endif 4865 4866 /* get another character */ 4867 if (cap->nchar == Ctrl_V) 4868 { 4869 had_ctrl_v = Ctrl_V; 4870 cap->nchar = get_literal(); 4871 /* Don't redo a multibyte character with CTRL-V. */ 4872 if (cap->nchar > DEL) 4873 had_ctrl_v = NUL; 4874 } 4875 else 4876 had_ctrl_v = NUL; 4877 4878 /* Abort if the character is a special key. */ 4879 if (IS_SPECIAL(cap->nchar)) 4880 { 4881 clearopbeep(cap->oap); 4882 return; 4883 } 4884 4885 /* Visual mode "r" */ 4886 if (VIsual_active) 4887 { 4888 if (got_int) 4889 reset_VIsual(); 4890 if (had_ctrl_v) 4891 { 4892 /* Use a special (negative) number to make a difference between a 4893 * literal CR or NL and a line break. */ 4894 if (cap->nchar == CAR) 4895 cap->nchar = REPLACE_CR_NCHAR; 4896 else if (cap->nchar == NL) 4897 cap->nchar = REPLACE_NL_NCHAR; 4898 } 4899 nv_operator(cap); 4900 return; 4901 } 4902 4903 /* Break tabs, etc. */ 4904 if (virtual_active()) 4905 { 4906 if (u_save_cursor() == FAIL) 4907 return; 4908 if (gchar_cursor() == NUL) 4909 { 4910 /* Add extra space and put the cursor on the first one. */ 4911 coladvance_force((colnr_T)(getviscol() + cap->count1)); 4912 curwin->w_cursor.col -= cap->count1; 4913 } 4914 else if (gchar_cursor() == TAB) 4915 coladvance_force(getviscol()); 4916 } 4917 4918 /* Abort if not enough characters to replace. */ 4919 ptr = ml_get_cursor(); 4920 if (STRLEN(ptr) < (unsigned)cap->count1 4921 || (has_mbyte && mb_charlen(ptr) < cap->count1)) 4922 { 4923 clearopbeep(cap->oap); 4924 return; 4925 } 4926 4927 /* 4928 * Replacing with a TAB is done by edit() when it is complicated because 4929 * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB. 4930 * Other characters are done below to avoid problems with things like 4931 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC). 4932 */ 4933 if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta)) 4934 { 4935 stuffnumReadbuff(cap->count1); 4936 stuffcharReadbuff('R'); 4937 stuffcharReadbuff('\t'); 4938 stuffcharReadbuff(ESC); 4939 return; 4940 } 4941 4942 /* save line for undo */ 4943 if (u_save_cursor() == FAIL) 4944 return; 4945 4946 if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n')) 4947 { 4948 /* 4949 * Replace character(s) by a single newline. 4950 * Strange vi behaviour: Only one newline is inserted. 4951 * Delete the characters here. 4952 * Insert the newline with an insert command, takes care of 4953 * autoindent. The insert command depends on being on the last 4954 * character of a line or not. 4955 */ 4956 (void)del_chars(cap->count1, FALSE); /* delete the characters */ 4957 stuffcharReadbuff('\r'); 4958 stuffcharReadbuff(ESC); 4959 4960 /* Give 'r' to edit(), to get the redo command right. */ 4961 invoke_edit(cap, TRUE, 'r', FALSE); 4962 } 4963 else 4964 { 4965 prep_redo(cap->oap->regname, cap->count1, 4966 NUL, 'r', NUL, had_ctrl_v, cap->nchar); 4967 4968 curbuf->b_op_start = curwin->w_cursor; 4969 if (has_mbyte) 4970 { 4971 int old_State = State; 4972 4973 if (cap->ncharC1 != 0) 4974 AppendCharToRedobuff(cap->ncharC1); 4975 if (cap->ncharC2 != 0) 4976 AppendCharToRedobuff(cap->ncharC2); 4977 4978 /* This is slow, but it handles replacing a single-byte with a 4979 * multi-byte and the other way around. Also handles adding 4980 * composing characters for utf-8. */ 4981 for (n = cap->count1; n > 0; --n) 4982 { 4983 State = REPLACE; 4984 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 4985 { 4986 int c = ins_copychar(curwin->w_cursor.lnum 4987 + (cap->nchar == Ctrl_Y ? -1 : 1)); 4988 if (c != NUL) 4989 ins_char(c); 4990 else 4991 /* will be decremented further down */ 4992 ++curwin->w_cursor.col; 4993 } 4994 else 4995 ins_char(cap->nchar); 4996 State = old_State; 4997 if (cap->ncharC1 != 0) 4998 ins_char(cap->ncharC1); 4999 if (cap->ncharC2 != 0) 5000 ins_char(cap->ncharC2); 5001 } 5002 } 5003 else 5004 { 5005 /* 5006 * Replace the characters within one line. 5007 */ 5008 for (n = cap->count1; n > 0; --n) 5009 { 5010 /* 5011 * Get ptr again, because u_save and/or showmatch() will have 5012 * released the line. At the same time we let know that the 5013 * line will be changed. 5014 */ 5015 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE); 5016 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5017 { 5018 int c = ins_copychar(curwin->w_cursor.lnum 5019 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5020 if (c != NUL) 5021 ptr[curwin->w_cursor.col] = c; 5022 } 5023 else 5024 ptr[curwin->w_cursor.col] = cap->nchar; 5025 if (p_sm && msg_silent == 0) 5026 showmatch(cap->nchar); 5027 ++curwin->w_cursor.col; 5028 } 5029 #ifdef FEAT_NETBEANS_INTG 5030 if (netbeans_active()) 5031 { 5032 colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1); 5033 5034 netbeans_removed(curbuf, curwin->w_cursor.lnum, start, 5035 (long)cap->count1); 5036 netbeans_inserted(curbuf, curwin->w_cursor.lnum, start, 5037 &ptr[start], (int)cap->count1); 5038 } 5039 #endif 5040 5041 /* mark the buffer as changed and prepare for displaying */ 5042 changed_bytes(curwin->w_cursor.lnum, 5043 (colnr_T)(curwin->w_cursor.col - cap->count1)); 5044 } 5045 --curwin->w_cursor.col; /* cursor on the last replaced char */ 5046 /* if the character on the left of the current cursor is a multi-byte 5047 * character, move two characters left */ 5048 if (has_mbyte) 5049 mb_adjust_cursor(); 5050 curbuf->b_op_end = curwin->w_cursor; 5051 curwin->w_set_curswant = TRUE; 5052 set_last_insert(cap->nchar); 5053 } 5054 } 5055 5056 /* 5057 * 'o': Exchange start and end of Visual area. 5058 * 'O': same, but in block mode exchange left and right corners. 5059 */ 5060 static void 5061 v_swap_corners(int cmdchar) 5062 { 5063 pos_T old_cursor; 5064 colnr_T left, right; 5065 5066 if (cmdchar == 'O' && VIsual_mode == Ctrl_V) 5067 { 5068 old_cursor = curwin->w_cursor; 5069 getvcols(curwin, &old_cursor, &VIsual, &left, &right); 5070 curwin->w_cursor.lnum = VIsual.lnum; 5071 coladvance(left); 5072 VIsual = curwin->w_cursor; 5073 5074 curwin->w_cursor.lnum = old_cursor.lnum; 5075 curwin->w_curswant = right; 5076 /* 'selection "exclusive" and cursor at right-bottom corner: move it 5077 * right one column */ 5078 if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e') 5079 ++curwin->w_curswant; 5080 coladvance(curwin->w_curswant); 5081 if (curwin->w_cursor.col == old_cursor.col 5082 && (!virtual_active() 5083 || curwin->w_cursor.coladd == old_cursor.coladd)) 5084 { 5085 curwin->w_cursor.lnum = VIsual.lnum; 5086 if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e') 5087 ++right; 5088 coladvance(right); 5089 VIsual = curwin->w_cursor; 5090 5091 curwin->w_cursor.lnum = old_cursor.lnum; 5092 coladvance(left); 5093 curwin->w_curswant = left; 5094 } 5095 } 5096 else 5097 { 5098 old_cursor = curwin->w_cursor; 5099 curwin->w_cursor = VIsual; 5100 VIsual = old_cursor; 5101 curwin->w_set_curswant = TRUE; 5102 } 5103 } 5104 5105 /* 5106 * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE). 5107 */ 5108 static void 5109 nv_Replace(cmdarg_T *cap) 5110 { 5111 if (VIsual_active) /* "R" is replace lines */ 5112 { 5113 cap->cmdchar = 'c'; 5114 cap->nchar = NUL; 5115 VIsual_mode_orig = VIsual_mode; /* remember original area for gv */ 5116 VIsual_mode = 'V'; 5117 nv_operator(cap); 5118 } 5119 else if (!checkclearopq(cap->oap)) 5120 { 5121 if (!curbuf->b_p_ma) 5122 emsg(_(e_modifiable)); 5123 else 5124 { 5125 if (virtual_active()) 5126 coladvance(getviscol()); 5127 invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE); 5128 } 5129 } 5130 } 5131 5132 /* 5133 * "gr". 5134 */ 5135 static void 5136 nv_vreplace(cmdarg_T *cap) 5137 { 5138 if (VIsual_active) 5139 { 5140 cap->cmdchar = 'r'; 5141 cap->nchar = cap->extra_char; 5142 nv_replace(cap); /* Do same as "r" in Visual mode for now */ 5143 } 5144 else if (!checkclearopq(cap->oap)) 5145 { 5146 if (!curbuf->b_p_ma) 5147 emsg(_(e_modifiable)); 5148 else 5149 { 5150 if (cap->extra_char == Ctrl_V) /* get another character */ 5151 cap->extra_char = get_literal(); 5152 stuffcharReadbuff(cap->extra_char); 5153 stuffcharReadbuff(ESC); 5154 if (virtual_active()) 5155 coladvance(getviscol()); 5156 invoke_edit(cap, TRUE, 'v', FALSE); 5157 } 5158 } 5159 } 5160 5161 /* 5162 * Swap case for "~" command, when it does not work like an operator. 5163 */ 5164 static void 5165 n_swapchar(cmdarg_T *cap) 5166 { 5167 long n; 5168 pos_T startpos; 5169 int did_change = 0; 5170 #ifdef FEAT_NETBEANS_INTG 5171 pos_T pos; 5172 char_u *ptr; 5173 int count; 5174 #endif 5175 5176 if (checkclearopq(cap->oap)) 5177 return; 5178 5179 if (LINEEMPTY(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL) 5180 { 5181 clearopbeep(cap->oap); 5182 return; 5183 } 5184 5185 prep_redo_cmd(cap); 5186 5187 if (u_save_cursor() == FAIL) 5188 return; 5189 5190 startpos = curwin->w_cursor; 5191 #ifdef FEAT_NETBEANS_INTG 5192 pos = startpos; 5193 #endif 5194 for (n = cap->count1; n > 0; --n) 5195 { 5196 did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor); 5197 inc_cursor(); 5198 if (gchar_cursor() == NUL) 5199 { 5200 if (vim_strchr(p_ww, '~') != NULL 5201 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 5202 { 5203 #ifdef FEAT_NETBEANS_INTG 5204 if (netbeans_active()) 5205 { 5206 if (did_change) 5207 { 5208 ptr = ml_get(pos.lnum); 5209 count = (int)STRLEN(ptr) - pos.col; 5210 netbeans_removed(curbuf, pos.lnum, pos.col, 5211 (long)count); 5212 netbeans_inserted(curbuf, pos.lnum, pos.col, 5213 &ptr[pos.col], count); 5214 } 5215 pos.col = 0; 5216 pos.lnum++; 5217 } 5218 #endif 5219 ++curwin->w_cursor.lnum; 5220 curwin->w_cursor.col = 0; 5221 if (n > 1) 5222 { 5223 if (u_savesub(curwin->w_cursor.lnum) == FAIL) 5224 break; 5225 u_clearline(); 5226 } 5227 } 5228 else 5229 break; 5230 } 5231 } 5232 #ifdef FEAT_NETBEANS_INTG 5233 if (did_change && netbeans_active()) 5234 { 5235 ptr = ml_get(pos.lnum); 5236 count = curwin->w_cursor.col - pos.col; 5237 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); 5238 netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count); 5239 } 5240 #endif 5241 5242 5243 check_cursor(); 5244 curwin->w_set_curswant = TRUE; 5245 if (did_change) 5246 { 5247 changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1, 5248 0L); 5249 curbuf->b_op_start = startpos; 5250 curbuf->b_op_end = curwin->w_cursor; 5251 if (curbuf->b_op_end.col > 0) 5252 --curbuf->b_op_end.col; 5253 } 5254 } 5255 5256 /* 5257 * Move cursor to mark. 5258 */ 5259 static void 5260 nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos) 5261 { 5262 if (check_mark(pos) == FAIL) 5263 clearop(cap->oap); 5264 else 5265 { 5266 if (cap->cmdchar == '\'' 5267 || cap->cmdchar == '`' 5268 || cap->cmdchar == '[' 5269 || cap->cmdchar == ']') 5270 setpcmark(); 5271 curwin->w_cursor = *pos; 5272 if (flag) 5273 beginline(BL_WHITE | BL_FIX); 5274 else 5275 check_cursor(); 5276 } 5277 cap->oap->motion_type = flag ? MLINE : MCHAR; 5278 if (cap->cmdchar == '`') 5279 cap->oap->use_reg_one = TRUE; 5280 cap->oap->inclusive = FALSE; /* ignored if not MCHAR */ 5281 curwin->w_set_curswant = TRUE; 5282 } 5283 5284 /* 5285 * Handle commands that are operators in Visual mode. 5286 */ 5287 static void 5288 v_visop(cmdarg_T *cap) 5289 { 5290 static char_u trans[] = "YyDdCcxdXdAAIIrr"; 5291 5292 /* Uppercase means linewise, except in block mode, then "D" deletes till 5293 * the end of the line, and "C" replaces till EOL */ 5294 if (isupper(cap->cmdchar)) 5295 { 5296 if (VIsual_mode != Ctrl_V) 5297 { 5298 VIsual_mode_orig = VIsual_mode; 5299 VIsual_mode = 'V'; 5300 } 5301 else if (cap->cmdchar == 'C' || cap->cmdchar == 'D') 5302 curwin->w_curswant = MAXCOL; 5303 } 5304 cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1); 5305 nv_operator(cap); 5306 } 5307 5308 /* 5309 * "s" and "S" commands. 5310 */ 5311 static void 5312 nv_subst(cmdarg_T *cap) 5313 { 5314 #ifdef FEAT_TERMINAL 5315 /* When showing output of term_dumpdiff() swap the top and botom. */ 5316 if (term_swap_diff() == OK) 5317 return; 5318 #endif 5319 #ifdef FEAT_JOB_CHANNEL 5320 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 5321 { 5322 clearopbeep(cap->oap); 5323 return; 5324 } 5325 #endif 5326 if (VIsual_active) /* "vs" and "vS" are the same as "vc" */ 5327 { 5328 if (cap->cmdchar == 'S') 5329 { 5330 VIsual_mode_orig = VIsual_mode; 5331 VIsual_mode = 'V'; 5332 } 5333 cap->cmdchar = 'c'; 5334 nv_operator(cap); 5335 } 5336 else 5337 nv_optrans(cap); 5338 } 5339 5340 /* 5341 * Abbreviated commands. 5342 */ 5343 static void 5344 nv_abbrev(cmdarg_T *cap) 5345 { 5346 if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL) 5347 cap->cmdchar = 'x'; /* DEL key behaves like 'x' */ 5348 5349 /* in Visual mode these commands are operators */ 5350 if (VIsual_active) 5351 v_visop(cap); 5352 else 5353 nv_optrans(cap); 5354 } 5355 5356 /* 5357 * Translate a command into another command. 5358 */ 5359 static void 5360 nv_optrans(cmdarg_T *cap) 5361 { 5362 static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh", 5363 (char_u *)"d$", (char_u *)"c$", 5364 (char_u *)"cl", (char_u *)"cc", 5365 (char_u *)"yy", (char_u *)":s\r"}; 5366 static char_u *str = (char_u *)"xXDCsSY&"; 5367 5368 if (!checkclearopq(cap->oap)) 5369 { 5370 // In Vi "2D" doesn't delete the next line. Can't translate it 5371 // either, because "2." should also not use the count. 5372 if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL) 5373 { 5374 cap->oap->start = curwin->w_cursor; 5375 cap->oap->op_type = OP_DELETE; 5376 #ifdef FEAT_EVAL 5377 set_op_var(OP_DELETE); 5378 #endif 5379 cap->count1 = 1; 5380 nv_dollar(cap); 5381 finish_op = TRUE; 5382 ResetRedobuff(); 5383 AppendCharToRedobuff('D'); 5384 } 5385 else 5386 { 5387 if (cap->count0) 5388 stuffnumReadbuff(cap->count0); 5389 stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]); 5390 } 5391 } 5392 cap->opcount = 0; 5393 } 5394 5395 /* 5396 * "'" and "`" commands. Also for "g'" and "g`". 5397 * cap->arg is TRUE for "'" and "g'". 5398 */ 5399 static void 5400 nv_gomark(cmdarg_T *cap) 5401 { 5402 pos_T *pos; 5403 int c; 5404 #ifdef FEAT_FOLDING 5405 pos_T old_cursor = curwin->w_cursor; 5406 int old_KeyTyped = KeyTyped; /* getting file may reset it */ 5407 #endif 5408 5409 if (cap->cmdchar == 'g') 5410 c = cap->extra_char; 5411 else 5412 c = cap->nchar; 5413 pos = getmark(c, (cap->oap->op_type == OP_NOP)); 5414 if (pos == (pos_T *)-1) /* jumped to other file */ 5415 { 5416 if (cap->arg) 5417 { 5418 check_cursor_lnum(); 5419 beginline(BL_WHITE | BL_FIX); 5420 } 5421 else 5422 check_cursor(); 5423 } 5424 else 5425 nv_cursormark(cap, cap->arg, pos); 5426 5427 /* May need to clear the coladd that a mark includes. */ 5428 if (!virtual_active()) 5429 curwin->w_cursor.coladd = 0; 5430 check_cursor_col(); 5431 #ifdef FEAT_FOLDING 5432 if (cap->oap->op_type == OP_NOP 5433 && pos != NULL 5434 && (pos == (pos_T *)-1 || !EQUAL_POS(old_cursor, *pos)) 5435 && (fdo_flags & FDO_MARK) 5436 && old_KeyTyped) 5437 foldOpenCursor(); 5438 #endif 5439 } 5440 5441 /* 5442 * Handle CTRL-O, CTRL-I, "g;" and "g," commands. 5443 */ 5444 static void 5445 nv_pcmark(cmdarg_T *cap) 5446 { 5447 #ifdef FEAT_JUMPLIST 5448 pos_T *pos; 5449 # ifdef FEAT_FOLDING 5450 linenr_T lnum = curwin->w_cursor.lnum; 5451 int old_KeyTyped = KeyTyped; /* getting file may reset it */ 5452 # endif 5453 5454 if (!checkclearopq(cap->oap)) 5455 { 5456 if (cap->cmdchar == 'g') 5457 pos = movechangelist((int)cap->count1); 5458 else 5459 pos = movemark((int)cap->count1); 5460 if (pos == (pos_T *)-1) /* jump to other file */ 5461 { 5462 curwin->w_set_curswant = TRUE; 5463 check_cursor(); 5464 } 5465 else if (pos != NULL) /* can jump */ 5466 nv_cursormark(cap, FALSE, pos); 5467 else if (cap->cmdchar == 'g') 5468 { 5469 if (curbuf->b_changelistlen == 0) 5470 emsg(_("E664: changelist is empty")); 5471 else if (cap->count1 < 0) 5472 emsg(_("E662: At start of changelist")); 5473 else 5474 emsg(_("E663: At end of changelist")); 5475 } 5476 else 5477 clearopbeep(cap->oap); 5478 # ifdef FEAT_FOLDING 5479 if (cap->oap->op_type == OP_NOP 5480 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum) 5481 && (fdo_flags & FDO_MARK) 5482 && old_KeyTyped) 5483 foldOpenCursor(); 5484 # endif 5485 } 5486 #else 5487 clearopbeep(cap->oap); 5488 #endif 5489 } 5490 5491 /* 5492 * Handle '"' command. 5493 */ 5494 static void 5495 nv_regname(cmdarg_T *cap) 5496 { 5497 if (checkclearop(cap->oap)) 5498 return; 5499 #ifdef FEAT_EVAL 5500 if (cap->nchar == '=') 5501 cap->nchar = get_expr_register(); 5502 #endif 5503 if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE)) 5504 { 5505 cap->oap->regname = cap->nchar; 5506 cap->opcount = cap->count0; /* remember count before '"' */ 5507 #ifdef FEAT_EVAL 5508 set_reg_var(cap->oap->regname); 5509 #endif 5510 } 5511 else 5512 clearopbeep(cap->oap); 5513 } 5514 5515 /* 5516 * Handle "v", "V" and "CTRL-V" commands. 5517 * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg 5518 * is TRUE. 5519 * Handle CTRL-Q just like CTRL-V. 5520 */ 5521 static void 5522 nv_visual(cmdarg_T *cap) 5523 { 5524 if (cap->cmdchar == Ctrl_Q) 5525 cap->cmdchar = Ctrl_V; 5526 5527 /* 'v', 'V' and CTRL-V can be used while an operator is pending to make it 5528 * characterwise, linewise, or blockwise. */ 5529 if (cap->oap->op_type != OP_NOP) 5530 { 5531 motion_force = cap->oap->motion_force = cap->cmdchar; 5532 finish_op = FALSE; /* operator doesn't finish now but later */ 5533 return; 5534 } 5535 5536 VIsual_select = cap->arg; 5537 if (VIsual_active) /* change Visual mode */ 5538 { 5539 if (VIsual_mode == cap->cmdchar) /* stop visual mode */ 5540 end_visual_mode(); 5541 else /* toggle char/block mode */ 5542 { /* or char/line mode */ 5543 VIsual_mode = cap->cmdchar; 5544 showmode(); 5545 } 5546 redraw_curbuf_later(INVERTED); /* update the inversion */ 5547 } 5548 else /* start Visual mode */ 5549 { 5550 check_visual_highlight(); 5551 if (cap->count0 > 0 && resel_VIsual_mode != NUL) 5552 { 5553 /* use previously selected part */ 5554 VIsual = curwin->w_cursor; 5555 5556 VIsual_active = TRUE; 5557 VIsual_reselect = TRUE; 5558 if (!cap->arg) 5559 /* start Select mode when 'selectmode' contains "cmd" */ 5560 may_start_select('c'); 5561 setmouse(); 5562 if (p_smd && msg_silent == 0) 5563 redraw_cmdline = TRUE; /* show visual mode later */ 5564 /* 5565 * For V and ^V, we multiply the number of lines even if there 5566 * was only one -- webb 5567 */ 5568 if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1) 5569 { 5570 curwin->w_cursor.lnum += 5571 resel_VIsual_line_count * cap->count0 - 1; 5572 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 5573 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 5574 } 5575 VIsual_mode = resel_VIsual_mode; 5576 if (VIsual_mode == 'v') 5577 { 5578 if (resel_VIsual_line_count <= 1) 5579 { 5580 validate_virtcol(); 5581 curwin->w_curswant = curwin->w_virtcol 5582 + resel_VIsual_vcol * cap->count0 - 1; 5583 } 5584 else 5585 curwin->w_curswant = resel_VIsual_vcol; 5586 coladvance(curwin->w_curswant); 5587 } 5588 if (resel_VIsual_vcol == MAXCOL) 5589 { 5590 curwin->w_curswant = MAXCOL; 5591 coladvance((colnr_T)MAXCOL); 5592 } 5593 else if (VIsual_mode == Ctrl_V) 5594 { 5595 validate_virtcol(); 5596 curwin->w_curswant = curwin->w_virtcol 5597 + resel_VIsual_vcol * cap->count0 - 1; 5598 coladvance(curwin->w_curswant); 5599 } 5600 else 5601 curwin->w_set_curswant = TRUE; 5602 redraw_curbuf_later(INVERTED); /* show the inversion */ 5603 } 5604 else 5605 { 5606 if (!cap->arg) 5607 /* start Select mode when 'selectmode' contains "cmd" */ 5608 may_start_select('c'); 5609 n_start_visual_mode(cap->cmdchar); 5610 if (VIsual_mode != 'V' && *p_sel == 'e') 5611 ++cap->count1; /* include one more char */ 5612 if (cap->count0 > 0 && --cap->count1 > 0) 5613 { 5614 /* With a count select that many characters or lines. */ 5615 if (VIsual_mode == 'v' || VIsual_mode == Ctrl_V) 5616 nv_right(cap); 5617 else if (VIsual_mode == 'V') 5618 nv_down(cap); 5619 } 5620 } 5621 } 5622 } 5623 5624 /* 5625 * Start selection for Shift-movement keys. 5626 */ 5627 void 5628 start_selection(void) 5629 { 5630 /* if 'selectmode' contains "key", start Select mode */ 5631 may_start_select('k'); 5632 n_start_visual_mode('v'); 5633 } 5634 5635 /* 5636 * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu. 5637 */ 5638 void 5639 may_start_select(int c) 5640 { 5641 VIsual_select = (stuff_empty() && typebuf_typed() 5642 && (vim_strchr(p_slm, c) != NULL)); 5643 } 5644 5645 /* 5646 * Start Visual mode "c". 5647 * Should set VIsual_select before calling this. 5648 */ 5649 static void 5650 n_start_visual_mode(int c) 5651 { 5652 #ifdef FEAT_CONCEAL 5653 /* Check for redraw before changing the state. */ 5654 conceal_check_cursor_line(); 5655 #endif 5656 5657 VIsual_mode = c; 5658 VIsual_active = TRUE; 5659 VIsual_reselect = TRUE; 5660 5661 // Corner case: the 0 position in a tab may change when going into 5662 // virtualedit. Recalculate curwin->w_cursor to avoid bad hilighting. 5663 if (c == Ctrl_V && (ve_flags & VE_BLOCK) && gchar_cursor() == TAB) 5664 { 5665 validate_virtcol(); 5666 coladvance(curwin->w_virtcol); 5667 } 5668 VIsual = curwin->w_cursor; 5669 5670 #ifdef FEAT_FOLDING 5671 foldAdjustVisual(); 5672 #endif 5673 5674 setmouse(); 5675 #ifdef FEAT_CONCEAL 5676 /* Check for redraw after changing the state. */ 5677 conceal_check_cursor_line(); 5678 #endif 5679 5680 if (p_smd && msg_silent == 0) 5681 redraw_cmdline = TRUE; /* show visual mode later */ 5682 #ifdef FEAT_CLIPBOARD 5683 /* Make sure the clipboard gets updated. Needed because start and 5684 * end may still be the same, and the selection needs to be owned */ 5685 clip_star.vmode = NUL; 5686 #endif 5687 5688 /* Only need to redraw this line, unless still need to redraw an old 5689 * Visual area (when 'lazyredraw' is set). */ 5690 if (curwin->w_redr_type < INVERTED) 5691 { 5692 curwin->w_old_cursor_lnum = curwin->w_cursor.lnum; 5693 curwin->w_old_visual_lnum = curwin->w_cursor.lnum; 5694 } 5695 } 5696 5697 5698 /* 5699 * CTRL-W: Window commands 5700 */ 5701 static void 5702 nv_window(cmdarg_T *cap) 5703 { 5704 if (cap->nchar == ':') 5705 { 5706 /* "CTRL-W :" is the same as typing ":"; useful in a terminal window */ 5707 cap->cmdchar = ':'; 5708 cap->nchar = NUL; 5709 nv_colon(cap); 5710 } 5711 else if (!checkclearop(cap->oap)) 5712 do_window(cap->nchar, cap->count0, NUL); /* everything is in window.c */ 5713 } 5714 5715 /* 5716 * CTRL-Z: Suspend 5717 */ 5718 static void 5719 nv_suspend(cmdarg_T *cap) 5720 { 5721 clearop(cap->oap); 5722 if (VIsual_active) 5723 end_visual_mode(); /* stop Visual mode */ 5724 do_cmdline_cmd((char_u *)"st"); 5725 } 5726 5727 /* 5728 * Commands starting with "g". 5729 */ 5730 static void 5731 nv_g_cmd(cmdarg_T *cap) 5732 { 5733 oparg_T *oap = cap->oap; 5734 pos_T tpos; 5735 int i; 5736 int flag = FALSE; 5737 5738 switch (cap->nchar) 5739 { 5740 case Ctrl_A: 5741 case Ctrl_X: 5742 #ifdef MEM_PROFILE 5743 /* 5744 * "g^A": dump log of used memory. 5745 */ 5746 if (!VIsual_active && cap->nchar == Ctrl_A) 5747 vim_mem_profile_dump(); 5748 else 5749 #endif 5750 /* 5751 * "g^A/g^X": sequentially increment visually selected region 5752 */ 5753 if (VIsual_active) 5754 { 5755 cap->arg = TRUE; 5756 cap->cmdchar = cap->nchar; 5757 cap->nchar = NUL; 5758 nv_addsub(cap); 5759 } 5760 else 5761 clearopbeep(oap); 5762 break; 5763 5764 /* 5765 * "gR": Enter virtual replace mode. 5766 */ 5767 case 'R': 5768 cap->arg = TRUE; 5769 nv_Replace(cap); 5770 break; 5771 5772 case 'r': 5773 nv_vreplace(cap); 5774 break; 5775 5776 case '&': 5777 do_cmdline_cmd((char_u *)"%s//~/&"); 5778 break; 5779 5780 /* 5781 * "gv": Reselect the previous Visual area. If Visual already active, 5782 * exchange previous and current Visual area. 5783 */ 5784 case 'v': 5785 if (checkclearop(oap)) 5786 break; 5787 5788 if ( curbuf->b_visual.vi_start.lnum == 0 5789 || curbuf->b_visual.vi_start.lnum > curbuf->b_ml.ml_line_count 5790 || curbuf->b_visual.vi_end.lnum == 0) 5791 beep_flush(); 5792 else 5793 { 5794 /* set w_cursor to the start of the Visual area, tpos to the end */ 5795 if (VIsual_active) 5796 { 5797 i = VIsual_mode; 5798 VIsual_mode = curbuf->b_visual.vi_mode; 5799 curbuf->b_visual.vi_mode = i; 5800 # ifdef FEAT_EVAL 5801 curbuf->b_visual_mode_eval = i; 5802 # endif 5803 i = curwin->w_curswant; 5804 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5805 curbuf->b_visual.vi_curswant = i; 5806 5807 tpos = curbuf->b_visual.vi_end; 5808 curbuf->b_visual.vi_end = curwin->w_cursor; 5809 curwin->w_cursor = curbuf->b_visual.vi_start; 5810 curbuf->b_visual.vi_start = VIsual; 5811 } 5812 else 5813 { 5814 VIsual_mode = curbuf->b_visual.vi_mode; 5815 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5816 tpos = curbuf->b_visual.vi_end; 5817 curwin->w_cursor = curbuf->b_visual.vi_start; 5818 } 5819 5820 VIsual_active = TRUE; 5821 VIsual_reselect = TRUE; 5822 5823 /* Set Visual to the start and w_cursor to the end of the Visual 5824 * area. Make sure they are on an existing character. */ 5825 check_cursor(); 5826 VIsual = curwin->w_cursor; 5827 curwin->w_cursor = tpos; 5828 check_cursor(); 5829 update_topline(); 5830 /* 5831 * When called from normal "g" command: start Select mode when 5832 * 'selectmode' contains "cmd". When called for K_SELECT, always 5833 * start Select mode. 5834 */ 5835 if (cap->arg) 5836 VIsual_select = TRUE; 5837 else 5838 may_start_select('c'); 5839 setmouse(); 5840 #ifdef FEAT_CLIPBOARD 5841 /* Make sure the clipboard gets updated. Needed because start and 5842 * end are still the same, and the selection needs to be owned */ 5843 clip_star.vmode = NUL; 5844 #endif 5845 redraw_curbuf_later(INVERTED); 5846 showmode(); 5847 } 5848 break; 5849 /* 5850 * "gV": Don't reselect the previous Visual area after a Select mode 5851 * mapping of menu. 5852 */ 5853 case 'V': 5854 VIsual_reselect = FALSE; 5855 break; 5856 5857 /* 5858 * "gh": start Select mode. 5859 * "gH": start Select line mode. 5860 * "g^H": start Select block mode. 5861 */ 5862 case K_BS: 5863 cap->nchar = Ctrl_H; 5864 /* FALLTHROUGH */ 5865 case 'h': 5866 case 'H': 5867 case Ctrl_H: 5868 # ifdef EBCDIC 5869 /* EBCDIC: 'v'-'h' != '^v'-'^h' */ 5870 if (cap->nchar == Ctrl_H) 5871 cap->cmdchar = Ctrl_V; 5872 else 5873 # endif 5874 cap->cmdchar = cap->nchar + ('v' - 'h'); 5875 cap->arg = TRUE; 5876 nv_visual(cap); 5877 break; 5878 5879 /* "gn", "gN" visually select next/previous search match 5880 * "gn" selects next match 5881 * "gN" selects previous match 5882 */ 5883 case 'N': 5884 case 'n': 5885 if (!current_search(cap->count1, cap->nchar == 'n')) 5886 clearopbeep(oap); 5887 break; 5888 5889 /* 5890 * "gj" and "gk" two new funny movement keys -- up and down 5891 * movement based on *screen* line rather than *file* line. 5892 */ 5893 case 'j': 5894 case K_DOWN: 5895 /* with 'nowrap' it works just like the normal "j" command; also when 5896 * in a closed fold */ 5897 if (!curwin->w_p_wrap 5898 #ifdef FEAT_FOLDING 5899 || hasFolding(curwin->w_cursor.lnum, NULL, NULL) 5900 #endif 5901 ) 5902 { 5903 oap->motion_type = MLINE; 5904 i = cursor_down(cap->count1, oap->op_type == OP_NOP); 5905 } 5906 else 5907 i = nv_screengo(oap, FORWARD, cap->count1); 5908 if (i == FAIL) 5909 clearopbeep(oap); 5910 break; 5911 5912 case 'k': 5913 case K_UP: 5914 /* with 'nowrap' it works just like the normal "k" command; also when 5915 * in a closed fold */ 5916 if (!curwin->w_p_wrap 5917 #ifdef FEAT_FOLDING 5918 || hasFolding(curwin->w_cursor.lnum, NULL, NULL) 5919 #endif 5920 ) 5921 { 5922 oap->motion_type = MLINE; 5923 i = cursor_up(cap->count1, oap->op_type == OP_NOP); 5924 } 5925 else 5926 i = nv_screengo(oap, BACKWARD, cap->count1); 5927 if (i == FAIL) 5928 clearopbeep(oap); 5929 break; 5930 5931 /* 5932 * "gJ": join two lines without inserting a space. 5933 */ 5934 case 'J': 5935 nv_join(cap); 5936 break; 5937 5938 /* 5939 * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines. 5940 * "gm": middle of "g0" and "g$". 5941 */ 5942 case '^': 5943 flag = TRUE; 5944 /* FALLTHROUGH */ 5945 5946 case '0': 5947 case 'm': 5948 case K_HOME: 5949 case K_KHOME: 5950 oap->motion_type = MCHAR; 5951 oap->inclusive = FALSE; 5952 if (curwin->w_p_wrap && curwin->w_width != 0) 5953 { 5954 int width1 = curwin->w_width - curwin_col_off(); 5955 int width2 = width1 + curwin_col_off2(); 5956 5957 validate_virtcol(); 5958 i = 0; 5959 if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0) 5960 i = (curwin->w_virtcol - width1) / width2 * width2 + width1; 5961 } 5962 else 5963 i = curwin->w_leftcol; 5964 /* Go to the middle of the screen line. When 'number' or 5965 * 'relativenumber' is on and lines are wrapping the middle can be more 5966 * to the left. */ 5967 if (cap->nchar == 'm') 5968 i += (curwin->w_width - curwin_col_off() 5969 + ((curwin->w_p_wrap && i > 0) 5970 ? curwin_col_off2() : 0)) / 2; 5971 coladvance((colnr_T)i); 5972 if (flag) 5973 { 5974 do 5975 i = gchar_cursor(); 5976 while (VIM_ISWHITE(i) && oneright() == OK); 5977 curwin->w_valid &= ~VALID_WCOL; 5978 } 5979 curwin->w_set_curswant = TRUE; 5980 break; 5981 5982 case '_': 5983 /* "g_": to the last non-blank character in the line or <count> lines 5984 * downward. */ 5985 cap->oap->motion_type = MCHAR; 5986 cap->oap->inclusive = TRUE; 5987 curwin->w_curswant = MAXCOL; 5988 if (cursor_down((long)(cap->count1 - 1), 5989 cap->oap->op_type == OP_NOP) == FAIL) 5990 clearopbeep(cap->oap); 5991 else 5992 { 5993 char_u *ptr = ml_get_curline(); 5994 5995 /* In Visual mode we may end up after the line. */ 5996 if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL) 5997 --curwin->w_cursor.col; 5998 5999 /* Decrease the cursor column until it's on a non-blank. */ 6000 while (curwin->w_cursor.col > 0 6001 && VIM_ISWHITE(ptr[curwin->w_cursor.col])) 6002 --curwin->w_cursor.col; 6003 curwin->w_set_curswant = TRUE; 6004 adjust_for_sel(cap); 6005 } 6006 break; 6007 6008 case '$': 6009 case K_END: 6010 case K_KEND: 6011 { 6012 int col_off = curwin_col_off(); 6013 6014 oap->motion_type = MCHAR; 6015 oap->inclusive = TRUE; 6016 if (curwin->w_p_wrap && curwin->w_width != 0) 6017 { 6018 curwin->w_curswant = MAXCOL; /* so we stay at the end */ 6019 if (cap->count1 == 1) 6020 { 6021 int width1 = curwin->w_width - col_off; 6022 int width2 = width1 + curwin_col_off2(); 6023 6024 validate_virtcol(); 6025 i = width1 - 1; 6026 if (curwin->w_virtcol >= (colnr_T)width1) 6027 i += ((curwin->w_virtcol - width1) / width2 + 1) 6028 * width2; 6029 coladvance((colnr_T)i); 6030 6031 /* Make sure we stick in this column. */ 6032 validate_virtcol(); 6033 curwin->w_curswant = curwin->w_virtcol; 6034 curwin->w_set_curswant = FALSE; 6035 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 6036 { 6037 /* 6038 * Check for landing on a character that got split at 6039 * the end of the line. We do not want to advance to 6040 * the next screen line. 6041 */ 6042 if (curwin->w_virtcol > (colnr_T)i) 6043 --curwin->w_cursor.col; 6044 } 6045 } 6046 else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL) 6047 clearopbeep(oap); 6048 } 6049 else 6050 { 6051 if (cap->count1 > 1) 6052 // if it fails, let the cursor still move to the last char 6053 (void)cursor_down(cap->count1 - 1, FALSE); 6054 6055 i = curwin->w_leftcol + curwin->w_width - col_off - 1; 6056 coladvance((colnr_T)i); 6057 6058 // Make sure we stick in this column. 6059 validate_virtcol(); 6060 curwin->w_curswant = curwin->w_virtcol; 6061 curwin->w_set_curswant = FALSE; 6062 } 6063 } 6064 break; 6065 6066 /* 6067 * "g*" and "g#", like "*" and "#" but without using "\<" and "\>" 6068 */ 6069 case '*': 6070 case '#': 6071 #if POUND != '#' 6072 case POUND: /* pound sign (sometimes equal to '#') */ 6073 #endif 6074 case Ctrl_RSB: /* :tag or :tselect for current identifier */ 6075 case ']': /* :tselect for current identifier */ 6076 nv_ident(cap); 6077 break; 6078 6079 /* 6080 * ge and gE: go back to end of word 6081 */ 6082 case 'e': 6083 case 'E': 6084 oap->motion_type = MCHAR; 6085 curwin->w_set_curswant = TRUE; 6086 oap->inclusive = TRUE; 6087 if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL) 6088 clearopbeep(oap); 6089 break; 6090 6091 /* 6092 * "g CTRL-G": display info about cursor position 6093 */ 6094 case Ctrl_G: 6095 cursor_pos_info(NULL); 6096 break; 6097 6098 /* 6099 * "gi": start Insert at the last position. 6100 */ 6101 case 'i': 6102 if (curbuf->b_last_insert.lnum != 0) 6103 { 6104 curwin->w_cursor = curbuf->b_last_insert; 6105 check_cursor_lnum(); 6106 i = (int)STRLEN(ml_get_curline()); 6107 if (curwin->w_cursor.col > (colnr_T)i) 6108 { 6109 if (virtual_active()) 6110 curwin->w_cursor.coladd += curwin->w_cursor.col - i; 6111 curwin->w_cursor.col = i; 6112 } 6113 } 6114 cap->cmdchar = 'i'; 6115 nv_edit(cap); 6116 break; 6117 6118 /* 6119 * "gI": Start insert in column 1. 6120 */ 6121 case 'I': 6122 beginline(0); 6123 if (!checkclearopq(oap)) 6124 invoke_edit(cap, FALSE, 'g', FALSE); 6125 break; 6126 6127 #ifdef FEAT_SEARCHPATH 6128 /* 6129 * "gf": goto file, edit file under cursor 6130 * "]f" and "[f": can also be used. 6131 */ 6132 case 'f': 6133 case 'F': 6134 nv_gotofile(cap); 6135 break; 6136 #endif 6137 6138 /* "g'm" and "g`m": jump to mark without setting pcmark */ 6139 case '\'': 6140 cap->arg = TRUE; 6141 /* FALLTHROUGH */ 6142 case '`': 6143 nv_gomark(cap); 6144 break; 6145 6146 /* 6147 * "gs": Goto sleep. 6148 */ 6149 case 's': 6150 do_sleep(cap->count1 * 1000L); 6151 break; 6152 6153 /* 6154 * "ga": Display the ascii value of the character under the 6155 * cursor. It is displayed in decimal, hex, and octal. -- webb 6156 */ 6157 case 'a': 6158 do_ascii(NULL); 6159 break; 6160 6161 /* 6162 * "g8": Display the bytes used for the UTF-8 character under the 6163 * cursor. It is displayed in hex. 6164 * "8g8" finds illegal byte sequence. 6165 */ 6166 case '8': 6167 if (cap->count0 == 8) 6168 utf_find_illegal(); 6169 else 6170 show_utf8(); 6171 break; 6172 6173 /* "g<": show scrollback text */ 6174 case '<': 6175 show_sb_text(); 6176 break; 6177 6178 /* 6179 * "gg": Goto the first line in file. With a count it goes to 6180 * that line number like for "G". -- webb 6181 */ 6182 case 'g': 6183 cap->arg = FALSE; 6184 nv_goto(cap); 6185 break; 6186 6187 /* 6188 * Two-character operators: 6189 * "gq" Format text 6190 * "gw" Format text and keep cursor position 6191 * "g~" Toggle the case of the text. 6192 * "gu" Change text to lower case. 6193 * "gU" Change text to upper case. 6194 * "g?" rot13 encoding 6195 * "g@" call 'operatorfunc' 6196 */ 6197 case 'q': 6198 case 'w': 6199 oap->cursor_start = curwin->w_cursor; 6200 /* FALLTHROUGH */ 6201 case '~': 6202 case 'u': 6203 case 'U': 6204 case '?': 6205 case '@': 6206 nv_operator(cap); 6207 break; 6208 6209 /* 6210 * "gd": Find first occurrence of pattern under the cursor in the 6211 * current function 6212 * "gD": idem, but in the current file. 6213 */ 6214 case 'd': 6215 case 'D': 6216 nv_gd(oap, cap->nchar, (int)cap->count0); 6217 break; 6218 6219 /* 6220 * g<*Mouse> : <C-*mouse> 6221 */ 6222 case K_MIDDLEMOUSE: 6223 case K_MIDDLEDRAG: 6224 case K_MIDDLERELEASE: 6225 case K_LEFTMOUSE: 6226 case K_LEFTDRAG: 6227 case K_LEFTRELEASE: 6228 case K_MOUSEMOVE: 6229 case K_RIGHTMOUSE: 6230 case K_RIGHTDRAG: 6231 case K_RIGHTRELEASE: 6232 case K_X1MOUSE: 6233 case K_X1DRAG: 6234 case K_X1RELEASE: 6235 case K_X2MOUSE: 6236 case K_X2DRAG: 6237 case K_X2RELEASE: 6238 mod_mask = MOD_MASK_CTRL; 6239 (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0); 6240 break; 6241 6242 case K_IGNORE: 6243 break; 6244 6245 /* 6246 * "gP" and "gp": same as "P" and "p" but leave cursor just after new text 6247 */ 6248 case 'p': 6249 case 'P': 6250 nv_put(cap); 6251 break; 6252 6253 #ifdef FEAT_BYTEOFF 6254 /* "go": goto byte count from start of buffer */ 6255 case 'o': 6256 goto_byte(cap->count0); 6257 break; 6258 #endif 6259 6260 /* "gQ": improved Ex mode */ 6261 case 'Q': 6262 if (text_locked()) 6263 { 6264 clearopbeep(cap->oap); 6265 text_locked_msg(); 6266 break; 6267 } 6268 6269 if (!checkclearopq(oap)) 6270 do_exmode(TRUE); 6271 break; 6272 6273 #ifdef FEAT_JUMPLIST 6274 case ',': 6275 nv_pcmark(cap); 6276 break; 6277 6278 case ';': 6279 cap->count1 = -cap->count1; 6280 nv_pcmark(cap); 6281 break; 6282 #endif 6283 6284 case 't': 6285 if (!checkclearop(oap)) 6286 goto_tabpage((int)cap->count0); 6287 break; 6288 case 'T': 6289 if (!checkclearop(oap)) 6290 goto_tabpage(-(int)cap->count1); 6291 break; 6292 6293 case '+': 6294 case '-': /* "g+" and "g-": undo or redo along the timeline */ 6295 if (!checkclearopq(oap)) 6296 undo_time(cap->nchar == '-' ? -cap->count1 : cap->count1, 6297 FALSE, FALSE, FALSE); 6298 break; 6299 6300 default: 6301 clearopbeep(oap); 6302 break; 6303 } 6304 } 6305 6306 /* 6307 * Handle "o" and "O" commands. 6308 */ 6309 static void 6310 n_opencmd(cmdarg_T *cap) 6311 { 6312 #ifdef FEAT_CONCEAL 6313 linenr_T oldline = curwin->w_cursor.lnum; 6314 #endif 6315 6316 if (!checkclearopq(cap->oap)) 6317 { 6318 #ifdef FEAT_FOLDING 6319 if (cap->cmdchar == 'O') 6320 /* Open above the first line of a folded sequence of lines */ 6321 (void)hasFolding(curwin->w_cursor.lnum, 6322 &curwin->w_cursor.lnum, NULL); 6323 else 6324 /* Open below the last line of a folded sequence of lines */ 6325 (void)hasFolding(curwin->w_cursor.lnum, 6326 NULL, &curwin->w_cursor.lnum); 6327 #endif 6328 if (u_save((linenr_T)(curwin->w_cursor.lnum - 6329 (cap->cmdchar == 'O' ? 1 : 0)), 6330 (linenr_T)(curwin->w_cursor.lnum + 6331 (cap->cmdchar == 'o' ? 1 : 0)) 6332 ) == OK 6333 && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD, 6334 has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM : 0, 6335 0) == OK) 6336 { 6337 #ifdef FEAT_CONCEAL 6338 if (curwin->w_p_cole > 0 && oldline != curwin->w_cursor.lnum) 6339 redrawWinline(curwin, oldline); 6340 #endif 6341 #ifdef FEAT_SYN_HL 6342 if (curwin->w_p_cul) 6343 /* force redraw of cursorline */ 6344 curwin->w_valid &= ~VALID_CROW; 6345 #endif 6346 /* When '#' is in 'cpoptions' ignore the count. */ 6347 if (vim_strchr(p_cpo, CPO_HASH) != NULL) 6348 cap->count1 = 1; 6349 invoke_edit(cap, FALSE, cap->cmdchar, TRUE); 6350 } 6351 } 6352 } 6353 6354 /* 6355 * "." command: redo last change. 6356 */ 6357 static void 6358 nv_dot(cmdarg_T *cap) 6359 { 6360 if (!checkclearopq(cap->oap)) 6361 { 6362 /* 6363 * If "restart_edit" is TRUE, the last but one command is repeated 6364 * instead of the last command (inserting text). This is used for 6365 * CTRL-O <.> in insert mode. 6366 */ 6367 if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL) 6368 clearopbeep(cap->oap); 6369 } 6370 } 6371 6372 /* 6373 * CTRL-R: undo undo 6374 */ 6375 static void 6376 nv_redo(cmdarg_T *cap) 6377 { 6378 if (!checkclearopq(cap->oap)) 6379 { 6380 u_redo((int)cap->count1); 6381 curwin->w_set_curswant = TRUE; 6382 } 6383 } 6384 6385 /* 6386 * Handle "U" command. 6387 */ 6388 static void 6389 nv_Undo(cmdarg_T *cap) 6390 { 6391 /* In Visual mode and typing "gUU" triggers an operator */ 6392 if (cap->oap->op_type == OP_UPPER || VIsual_active) 6393 { 6394 /* translate "gUU" to "gUgU" */ 6395 cap->cmdchar = 'g'; 6396 cap->nchar = 'U'; 6397 nv_operator(cap); 6398 } 6399 else if (!checkclearopq(cap->oap)) 6400 { 6401 u_undoline(); 6402 curwin->w_set_curswant = TRUE; 6403 } 6404 } 6405 6406 /* 6407 * '~' command: If tilde is not an operator and Visual is off: swap case of a 6408 * single character. 6409 */ 6410 static void 6411 nv_tilde(cmdarg_T *cap) 6412 { 6413 if (!p_to && !VIsual_active && cap->oap->op_type != OP_TILDE) 6414 { 6415 #ifdef FEAT_JOB_CHANNEL 6416 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 6417 { 6418 clearopbeep(cap->oap); 6419 return; 6420 } 6421 #endif 6422 n_swapchar(cap); 6423 } 6424 else 6425 nv_operator(cap); 6426 } 6427 6428 /* 6429 * Handle an operator command. 6430 * The actual work is done by do_pending_operator(). 6431 */ 6432 static void 6433 nv_operator(cmdarg_T *cap) 6434 { 6435 int op_type; 6436 6437 op_type = get_op_type(cap->cmdchar, cap->nchar); 6438 #ifdef FEAT_JOB_CHANNEL 6439 if (bt_prompt(curbuf) && op_is_change(op_type) && !prompt_curpos_editable()) 6440 { 6441 clearopbeep(cap->oap); 6442 return; 6443 } 6444 #endif 6445 6446 if (op_type == cap->oap->op_type) /* double operator works on lines */ 6447 nv_lineop(cap); 6448 else if (!checkclearop(cap->oap)) 6449 { 6450 cap->oap->start = curwin->w_cursor; 6451 cap->oap->op_type = op_type; 6452 #ifdef FEAT_EVAL 6453 set_op_var(op_type); 6454 #endif 6455 } 6456 } 6457 6458 #ifdef FEAT_EVAL 6459 /* 6460 * Set v:operator to the characters for "optype". 6461 */ 6462 static void 6463 set_op_var(int optype) 6464 { 6465 char_u opchars[3]; 6466 6467 if (optype == OP_NOP) 6468 set_vim_var_string(VV_OP, NULL, 0); 6469 else 6470 { 6471 opchars[0] = get_op_char(optype); 6472 opchars[1] = get_extra_op_char(optype); 6473 opchars[2] = NUL; 6474 set_vim_var_string(VV_OP, opchars, -1); 6475 } 6476 } 6477 #endif 6478 6479 /* 6480 * Handle linewise operator "dd", "yy", etc. 6481 * 6482 * "_" is is a strange motion command that helps make operators more logical. 6483 * It is actually implemented, but not documented in the real Vi. This motion 6484 * command actually refers to "the current line". Commands like "dd" and "yy" 6485 * are really an alternate form of "d_" and "y_". It does accept a count, so 6486 * "d3_" works to delete 3 lines. 6487 */ 6488 static void 6489 nv_lineop(cmdarg_T *cap) 6490 { 6491 cap->oap->motion_type = MLINE; 6492 if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL) 6493 clearopbeep(cap->oap); 6494 else if ( (cap->oap->op_type == OP_DELETE /* only with linewise motions */ 6495 && cap->oap->motion_force != 'v' 6496 && cap->oap->motion_force != Ctrl_V) 6497 || cap->oap->op_type == OP_LSHIFT 6498 || cap->oap->op_type == OP_RSHIFT) 6499 beginline(BL_SOL | BL_FIX); 6500 else if (cap->oap->op_type != OP_YANK) /* 'Y' does not move cursor */ 6501 beginline(BL_WHITE | BL_FIX); 6502 } 6503 6504 /* 6505 * <Home> command. 6506 */ 6507 static void 6508 nv_home(cmdarg_T *cap) 6509 { 6510 /* CTRL-HOME is like "gg" */ 6511 if (mod_mask & MOD_MASK_CTRL) 6512 nv_goto(cap); 6513 else 6514 { 6515 cap->count0 = 1; 6516 nv_pipe(cap); 6517 } 6518 ins_at_eol = FALSE; /* Don't move cursor past eol (only necessary in a 6519 one-character line). */ 6520 } 6521 6522 /* 6523 * "|" command. 6524 */ 6525 static void 6526 nv_pipe(cmdarg_T *cap) 6527 { 6528 cap->oap->motion_type = MCHAR; 6529 cap->oap->inclusive = FALSE; 6530 beginline(0); 6531 if (cap->count0 > 0) 6532 { 6533 coladvance((colnr_T)(cap->count0 - 1)); 6534 curwin->w_curswant = (colnr_T)(cap->count0 - 1); 6535 } 6536 else 6537 curwin->w_curswant = 0; 6538 /* keep curswant at the column where we wanted to go, not where 6539 * we ended; differs if line is too short */ 6540 curwin->w_set_curswant = FALSE; 6541 } 6542 6543 /* 6544 * Handle back-word command "b" and "B". 6545 * cap->arg is 1 for "B" 6546 */ 6547 static void 6548 nv_bck_word(cmdarg_T *cap) 6549 { 6550 cap->oap->motion_type = MCHAR; 6551 cap->oap->inclusive = FALSE; 6552 curwin->w_set_curswant = TRUE; 6553 if (bck_word(cap->count1, cap->arg, FALSE) == FAIL) 6554 clearopbeep(cap->oap); 6555 #ifdef FEAT_FOLDING 6556 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6557 foldOpenCursor(); 6558 #endif 6559 } 6560 6561 /* 6562 * Handle word motion commands "e", "E", "w" and "W". 6563 * cap->arg is TRUE for "E" and "W". 6564 */ 6565 static void 6566 nv_wordcmd(cmdarg_T *cap) 6567 { 6568 int n; 6569 int word_end; 6570 int flag = FALSE; 6571 pos_T startpos = curwin->w_cursor; 6572 6573 /* 6574 * Set inclusive for the "E" and "e" command. 6575 */ 6576 if (cap->cmdchar == 'e' || cap->cmdchar == 'E') 6577 word_end = TRUE; 6578 else 6579 word_end = FALSE; 6580 cap->oap->inclusive = word_end; 6581 6582 /* 6583 * "cw" and "cW" are a special case. 6584 */ 6585 if (!word_end && cap->oap->op_type == OP_CHANGE) 6586 { 6587 n = gchar_cursor(); 6588 if (n != NUL) /* not an empty line */ 6589 { 6590 if (VIM_ISWHITE(n)) 6591 { 6592 /* 6593 * Reproduce a funny Vi behaviour: "cw" on a blank only 6594 * changes one character, not all blanks until the start of 6595 * the next word. Only do this when the 'w' flag is included 6596 * in 'cpoptions'. 6597 */ 6598 if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL) 6599 { 6600 cap->oap->inclusive = TRUE; 6601 cap->oap->motion_type = MCHAR; 6602 return; 6603 } 6604 } 6605 else 6606 { 6607 /* 6608 * This is a little strange. To match what the real Vi does, 6609 * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided 6610 * that we are not on a space or a TAB. This seems impolite 6611 * at first, but it's really more what we mean when we say 6612 * 'cw'. 6613 * Another strangeness: When standing on the end of a word 6614 * "ce" will change until the end of the next word, but "cw" 6615 * will change only one character! This is done by setting 6616 * flag. 6617 */ 6618 cap->oap->inclusive = TRUE; 6619 word_end = TRUE; 6620 flag = TRUE; 6621 } 6622 } 6623 } 6624 6625 cap->oap->motion_type = MCHAR; 6626 curwin->w_set_curswant = TRUE; 6627 if (word_end) 6628 n = end_word(cap->count1, cap->arg, flag, FALSE); 6629 else 6630 n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP); 6631 6632 /* Don't leave the cursor on the NUL past the end of line. Unless we 6633 * didn't move it forward. */ 6634 if (LT_POS(startpos, curwin->w_cursor)) 6635 adjust_cursor(cap->oap); 6636 6637 if (n == FAIL && cap->oap->op_type == OP_NOP) 6638 clearopbeep(cap->oap); 6639 else 6640 { 6641 adjust_for_sel(cap); 6642 #ifdef FEAT_FOLDING 6643 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6644 foldOpenCursor(); 6645 #endif 6646 } 6647 } 6648 6649 /* 6650 * Used after a movement command: If the cursor ends up on the NUL after the 6651 * end of the line, may move it back to the last character and make the motion 6652 * inclusive. 6653 */ 6654 static void 6655 adjust_cursor(oparg_T *oap) 6656 { 6657 /* The cursor cannot remain on the NUL when: 6658 * - the column is > 0 6659 * - not in Visual mode or 'selection' is "o" 6660 * - 'virtualedit' is not "all" and not "onemore". 6661 */ 6662 if (curwin->w_cursor.col > 0 && gchar_cursor() == NUL 6663 && (!VIsual_active || *p_sel == 'o') 6664 && !virtual_active() && (ve_flags & VE_ONEMORE) == 0) 6665 { 6666 --curwin->w_cursor.col; 6667 /* prevent cursor from moving on the trail byte */ 6668 if (has_mbyte) 6669 mb_adjust_cursor(); 6670 oap->inclusive = TRUE; 6671 } 6672 } 6673 6674 /* 6675 * "0" and "^" commands. 6676 * cap->arg is the argument for beginline(). 6677 */ 6678 static void 6679 nv_beginline(cmdarg_T *cap) 6680 { 6681 cap->oap->motion_type = MCHAR; 6682 cap->oap->inclusive = FALSE; 6683 beginline(cap->arg); 6684 #ifdef FEAT_FOLDING 6685 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6686 foldOpenCursor(); 6687 #endif 6688 ins_at_eol = FALSE; /* Don't move cursor past eol (only necessary in a 6689 one-character line). */ 6690 } 6691 6692 /* 6693 * In exclusive Visual mode, may include the last character. 6694 */ 6695 static void 6696 adjust_for_sel(cmdarg_T *cap) 6697 { 6698 if (VIsual_active && cap->oap->inclusive && *p_sel == 'e' 6699 && gchar_cursor() != NUL && LT_POS(VIsual, curwin->w_cursor)) 6700 { 6701 if (has_mbyte) 6702 inc_cursor(); 6703 else 6704 ++curwin->w_cursor.col; 6705 cap->oap->inclusive = FALSE; 6706 } 6707 } 6708 6709 /* 6710 * Exclude last character at end of Visual area for 'selection' == "exclusive". 6711 * Should check VIsual_mode before calling this. 6712 * Returns TRUE when backed up to the previous line. 6713 */ 6714 int 6715 unadjust_for_sel(void) 6716 { 6717 pos_T *pp; 6718 6719 if (*p_sel == 'e' && !EQUAL_POS(VIsual, curwin->w_cursor)) 6720 { 6721 if (LT_POS(VIsual, curwin->w_cursor)) 6722 pp = &curwin->w_cursor; 6723 else 6724 pp = &VIsual; 6725 if (pp->coladd > 0) 6726 --pp->coladd; 6727 else 6728 if (pp->col > 0) 6729 { 6730 --pp->col; 6731 mb_adjustpos(curbuf, pp); 6732 } 6733 else if (pp->lnum > 1) 6734 { 6735 --pp->lnum; 6736 pp->col = (colnr_T)STRLEN(ml_get(pp->lnum)); 6737 return TRUE; 6738 } 6739 } 6740 return FALSE; 6741 } 6742 6743 /* 6744 * SELECT key in Normal or Visual mode: end of Select mode mapping. 6745 */ 6746 static void 6747 nv_select(cmdarg_T *cap) 6748 { 6749 if (VIsual_active) 6750 VIsual_select = TRUE; 6751 else if (VIsual_reselect) 6752 { 6753 cap->nchar = 'v'; /* fake "gv" command */ 6754 cap->arg = TRUE; 6755 nv_g_cmd(cap); 6756 } 6757 } 6758 6759 6760 /* 6761 * "G", "gg", CTRL-END, CTRL-HOME. 6762 * cap->arg is TRUE for "G". 6763 */ 6764 static void 6765 nv_goto(cmdarg_T *cap) 6766 { 6767 linenr_T lnum; 6768 6769 if (cap->arg) 6770 lnum = curbuf->b_ml.ml_line_count; 6771 else 6772 lnum = 1L; 6773 cap->oap->motion_type = MLINE; 6774 setpcmark(); 6775 6776 /* When a count is given, use it instead of the default lnum */ 6777 if (cap->count0 != 0) 6778 lnum = cap->count0; 6779 if (lnum < 1L) 6780 lnum = 1L; 6781 else if (lnum > curbuf->b_ml.ml_line_count) 6782 lnum = curbuf->b_ml.ml_line_count; 6783 curwin->w_cursor.lnum = lnum; 6784 beginline(BL_SOL | BL_FIX); 6785 #ifdef FEAT_FOLDING 6786 if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP) 6787 foldOpenCursor(); 6788 #endif 6789 } 6790 6791 /* 6792 * CTRL-\ in Normal mode. 6793 */ 6794 static void 6795 nv_normal(cmdarg_T *cap) 6796 { 6797 if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G) 6798 { 6799 clearop(cap->oap); 6800 if (restart_edit != 0 && mode_displayed) 6801 clear_cmdline = TRUE; /* unshow mode later */ 6802 restart_edit = 0; 6803 #ifdef FEAT_CMDWIN 6804 if (cmdwin_type != 0) 6805 cmdwin_result = Ctrl_C; 6806 #endif 6807 if (VIsual_active) 6808 { 6809 end_visual_mode(); /* stop Visual */ 6810 redraw_curbuf_later(INVERTED); 6811 } 6812 /* CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. */ 6813 if (cap->nchar == Ctrl_G && p_im) 6814 restart_edit = 'a'; 6815 } 6816 else 6817 clearopbeep(cap->oap); 6818 } 6819 6820 /* 6821 * ESC in Normal mode: beep, but don't flush buffers. 6822 * Don't even beep if we are canceling a command. 6823 */ 6824 static void 6825 nv_esc(cmdarg_T *cap) 6826 { 6827 int no_reason; 6828 6829 no_reason = (cap->oap->op_type == OP_NOP 6830 && cap->opcount == 0 6831 && cap->count0 == 0 6832 && cap->oap->regname == 0 6833 && !p_im); 6834 6835 if (cap->arg) /* TRUE for CTRL-C */ 6836 { 6837 if (restart_edit == 0 6838 #ifdef FEAT_CMDWIN 6839 && cmdwin_type == 0 6840 #endif 6841 && !VIsual_active 6842 && no_reason) 6843 { 6844 if (anyBufIsChanged()) 6845 msg(_("Type :qa! and press <Enter> to abandon all changes and exit Vim")); 6846 else 6847 msg(_("Type :qa and press <Enter> to exit Vim")); 6848 } 6849 6850 /* Don't reset "restart_edit" when 'insertmode' is set, it won't be 6851 * set again below when halfway a mapping. */ 6852 if (!p_im) 6853 restart_edit = 0; 6854 #ifdef FEAT_CMDWIN 6855 if (cmdwin_type != 0) 6856 { 6857 cmdwin_result = K_IGNORE; 6858 got_int = FALSE; /* don't stop executing autocommands et al. */ 6859 return; 6860 } 6861 #endif 6862 } 6863 6864 if (VIsual_active) 6865 { 6866 end_visual_mode(); /* stop Visual */ 6867 check_cursor_col(); /* make sure cursor is not beyond EOL */ 6868 curwin->w_set_curswant = TRUE; 6869 redraw_curbuf_later(INVERTED); 6870 } 6871 else if (no_reason) 6872 vim_beep(BO_ESC); 6873 clearop(cap->oap); 6874 6875 /* A CTRL-C is often used at the start of a menu. When 'insertmode' is 6876 * set return to Insert mode afterwards. */ 6877 if (restart_edit == 0 && goto_im() && ex_normal_busy == 0) 6878 restart_edit = 'a'; 6879 } 6880 6881 /* 6882 * Move the cursor for the "A" command. 6883 */ 6884 void 6885 set_cursor_for_append_to_line(void) 6886 { 6887 curwin->w_set_curswant = TRUE; 6888 if (ve_flags == VE_ALL) 6889 { 6890 int save_State = State; 6891 6892 /* Pretend Insert mode here to allow the cursor on the 6893 * character past the end of the line */ 6894 State = INSERT; 6895 coladvance((colnr_T)MAXCOL); 6896 State = save_State; 6897 } 6898 else 6899 curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor()); 6900 } 6901 6902 /* 6903 * Handle "A", "a", "I", "i" and <Insert> commands. 6904 * Also handle K_PS, start bracketed paste. 6905 */ 6906 static void 6907 nv_edit(cmdarg_T *cap) 6908 { 6909 /* <Insert> is equal to "i" */ 6910 if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS) 6911 cap->cmdchar = 'i'; 6912 6913 /* in Visual mode "A" and "I" are an operator */ 6914 if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I')) 6915 { 6916 #ifdef FEAT_TERMINAL 6917 if (term_in_normal_mode()) 6918 { 6919 end_visual_mode(); 6920 clearop(cap->oap); 6921 term_enter_job_mode(); 6922 return; 6923 } 6924 #endif 6925 v_visop(cap); 6926 } 6927 6928 /* in Visual mode and after an operator "a" and "i" are for text objects */ 6929 else if ((cap->cmdchar == 'a' || cap->cmdchar == 'i') 6930 && (cap->oap->op_type != OP_NOP || VIsual_active)) 6931 { 6932 #ifdef FEAT_TEXTOBJ 6933 nv_object(cap); 6934 #else 6935 clearopbeep(cap->oap); 6936 #endif 6937 } 6938 #ifdef FEAT_TERMINAL 6939 else if (term_in_normal_mode()) 6940 { 6941 clearop(cap->oap); 6942 term_enter_job_mode(); 6943 return; 6944 } 6945 #endif 6946 else if (!curbuf->b_p_ma && !p_im) 6947 { 6948 /* Only give this error when 'insertmode' is off. */ 6949 emsg(_(e_modifiable)); 6950 clearop(cap->oap); 6951 if (cap->cmdchar == K_PS) 6952 /* drop the pasted text */ 6953 bracketed_paste(PASTE_INSERT, TRUE, NULL); 6954 } 6955 else if (cap->cmdchar == K_PS && VIsual_active) 6956 { 6957 pos_T old_pos = curwin->w_cursor; 6958 pos_T old_visual = VIsual; 6959 6960 /* In Visual mode the selected text is deleted. */ 6961 if (VIsual_mode == 'V' || curwin->w_cursor.lnum != VIsual.lnum) 6962 { 6963 shift_delete_registers(); 6964 cap->oap->regname = '1'; 6965 } 6966 else 6967 cap->oap->regname = '-'; 6968 cap->cmdchar = 'd'; 6969 cap->nchar = NUL; 6970 nv_operator(cap); 6971 do_pending_operator(cap, 0, FALSE); 6972 cap->cmdchar = K_PS; 6973 6974 /* When the last char in the line was deleted then append. Detect this 6975 * by checking if the cursor moved to before the Visual area. */ 6976 if (*ml_get_cursor() != NUL && LT_POS(curwin->w_cursor, old_pos) 6977 && LT_POS(curwin->w_cursor, old_visual)) 6978 inc_cursor(); 6979 6980 /* Insert to replace the deleted text with the pasted text. */ 6981 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 6982 } 6983 else if (!checkclearopq(cap->oap)) 6984 { 6985 switch (cap->cmdchar) 6986 { 6987 case 'A': /* "A"ppend after the line */ 6988 set_cursor_for_append_to_line(); 6989 break; 6990 6991 case 'I': /* "I"nsert before the first non-blank */ 6992 if (vim_strchr(p_cpo, CPO_INSEND) == NULL) 6993 beginline(BL_WHITE); 6994 else 6995 beginline(BL_WHITE|BL_FIX); 6996 break; 6997 6998 case K_PS: 6999 /* Bracketed paste works like "a"ppend, unless the cursor is in 7000 * the first column, then it inserts. */ 7001 if (curwin->w_cursor.col == 0) 7002 break; 7003 /* FALLTHROUGH */ 7004 7005 case 'a': /* "a"ppend is like "i"nsert on the next character. */ 7006 /* increment coladd when in virtual space, increment the 7007 * column otherwise, also to append after an unprintable char */ 7008 if (virtual_active() 7009 && (curwin->w_cursor.coladd > 0 7010 || *ml_get_cursor() == NUL 7011 || *ml_get_cursor() == TAB)) 7012 curwin->w_cursor.coladd++; 7013 else if (*ml_get_cursor() != NUL) 7014 inc_cursor(); 7015 break; 7016 } 7017 7018 if (curwin->w_cursor.coladd && cap->cmdchar != 'A') 7019 { 7020 int save_State = State; 7021 7022 /* Pretend Insert mode here to allow the cursor on the 7023 * character past the end of the line */ 7024 State = INSERT; 7025 coladvance(getviscol()); 7026 State = save_State; 7027 } 7028 7029 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7030 } 7031 else if (cap->cmdchar == K_PS) 7032 /* drop the pasted text */ 7033 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7034 } 7035 7036 /* 7037 * Invoke edit() and take care of "restart_edit" and the return value. 7038 */ 7039 static void 7040 invoke_edit( 7041 cmdarg_T *cap, 7042 int repl, /* "r" or "gr" command */ 7043 int cmd, 7044 int startln) 7045 { 7046 int restart_edit_save = 0; 7047 7048 /* Complicated: When the user types "a<C-O>a" we don't want to do Insert 7049 * mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow 7050 * it. */ 7051 if (repl || !stuff_empty()) 7052 restart_edit_save = restart_edit; 7053 else 7054 restart_edit_save = 0; 7055 7056 /* Always reset "restart_edit", this is not a restarted edit. */ 7057 restart_edit = 0; 7058 7059 if (edit(cmd, startln, cap->count1)) 7060 cap->retval |= CA_COMMAND_BUSY; 7061 7062 if (restart_edit == 0) 7063 restart_edit = restart_edit_save; 7064 } 7065 7066 #ifdef FEAT_TEXTOBJ 7067 /* 7068 * "a" or "i" while an operator is pending or in Visual mode: object motion. 7069 */ 7070 static void 7071 nv_object( 7072 cmdarg_T *cap) 7073 { 7074 int flag; 7075 int include; 7076 char_u *mps_save; 7077 7078 if (cap->cmdchar == 'i') 7079 include = FALSE; /* "ix" = inner object: exclude white space */ 7080 else 7081 include = TRUE; /* "ax" = an object: include white space */ 7082 7083 /* Make sure (), [], {} and <> are in 'matchpairs' */ 7084 mps_save = curbuf->b_p_mps; 7085 curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>"; 7086 7087 switch (cap->nchar) 7088 { 7089 case 'w': /* "aw" = a word */ 7090 flag = current_word(cap->oap, cap->count1, include, FALSE); 7091 break; 7092 case 'W': /* "aW" = a WORD */ 7093 flag = current_word(cap->oap, cap->count1, include, TRUE); 7094 break; 7095 case 'b': /* "ab" = a braces block */ 7096 case '(': 7097 case ')': 7098 flag = current_block(cap->oap, cap->count1, include, '(', ')'); 7099 break; 7100 case 'B': /* "aB" = a Brackets block */ 7101 case '{': 7102 case '}': 7103 flag = current_block(cap->oap, cap->count1, include, '{', '}'); 7104 break; 7105 case '[': /* "a[" = a [] block */ 7106 case ']': 7107 flag = current_block(cap->oap, cap->count1, include, '[', ']'); 7108 break; 7109 case '<': /* "a<" = a <> block */ 7110 case '>': 7111 flag = current_block(cap->oap, cap->count1, include, '<', '>'); 7112 break; 7113 case 't': /* "at" = a tag block (xml and html) */ 7114 /* Do not adjust oap->end in do_pending_operator() 7115 * otherwise there are different results for 'dit' 7116 * (note leading whitespace in last line): 7117 * 1) <b> 2) <b> 7118 * foobar foobar 7119 * </b> </b> 7120 */ 7121 cap->retval |= CA_NO_ADJ_OP_END; 7122 flag = current_tagblock(cap->oap, cap->count1, include); 7123 break; 7124 case 'p': /* "ap" = a paragraph */ 7125 flag = current_par(cap->oap, cap->count1, include, 'p'); 7126 break; 7127 case 's': /* "as" = a sentence */ 7128 flag = current_sent(cap->oap, cap->count1, include); 7129 break; 7130 case '"': /* "a"" = a double quoted string */ 7131 case '\'': /* "a'" = a single quoted string */ 7132 case '`': /* "a`" = a backtick quoted string */ 7133 flag = current_quote(cap->oap, cap->count1, include, 7134 cap->nchar); 7135 break; 7136 #if 0 /* TODO */ 7137 case 'S': /* "aS" = a section */ 7138 case 'f': /* "af" = a filename */ 7139 case 'u': /* "au" = a URL */ 7140 #endif 7141 default: 7142 flag = FAIL; 7143 break; 7144 } 7145 7146 curbuf->b_p_mps = mps_save; 7147 if (flag == FAIL) 7148 clearopbeep(cap->oap); 7149 adjust_cursor_col(); 7150 curwin->w_set_curswant = TRUE; 7151 } 7152 #endif 7153 7154 /* 7155 * "q" command: Start/stop recording. 7156 * "q:", "q/", "q?": edit command-line in command-line window. 7157 */ 7158 static void 7159 nv_record(cmdarg_T *cap) 7160 { 7161 if (cap->oap->op_type == OP_FORMAT) 7162 { 7163 /* "gqq" is the same as "gqgq": format line */ 7164 cap->cmdchar = 'g'; 7165 cap->nchar = 'q'; 7166 nv_operator(cap); 7167 } 7168 else if (!checkclearop(cap->oap)) 7169 { 7170 #ifdef FEAT_CMDWIN 7171 if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?') 7172 { 7173 stuffcharReadbuff(cap->nchar); 7174 stuffcharReadbuff(K_CMDWIN); 7175 } 7176 else 7177 #endif 7178 /* (stop) recording into a named register, unless executing a 7179 * register */ 7180 if (reg_executing == 0 && do_record(cap->nchar) == FAIL) 7181 clearopbeep(cap->oap); 7182 } 7183 } 7184 7185 /* 7186 * Handle the "@r" command. 7187 */ 7188 static void 7189 nv_at(cmdarg_T *cap) 7190 { 7191 if (checkclearop(cap->oap)) 7192 return; 7193 #ifdef FEAT_EVAL 7194 if (cap->nchar == '=') 7195 { 7196 if (get_expr_register() == NUL) 7197 return; 7198 } 7199 #endif 7200 while (cap->count1-- && !got_int) 7201 { 7202 if (do_execreg(cap->nchar, FALSE, FALSE, FALSE) == FAIL) 7203 { 7204 clearopbeep(cap->oap); 7205 break; 7206 } 7207 line_breakcheck(); 7208 } 7209 } 7210 7211 /* 7212 * Handle the CTRL-U and CTRL-D commands. 7213 */ 7214 static void 7215 nv_halfpage(cmdarg_T *cap) 7216 { 7217 if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1) 7218 || (cap->cmdchar == Ctrl_D 7219 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)) 7220 clearopbeep(cap->oap); 7221 else if (!checkclearop(cap->oap)) 7222 halfpage(cap->cmdchar == Ctrl_D, cap->count0); 7223 } 7224 7225 /* 7226 * Handle "J" or "gJ" command. 7227 */ 7228 static void 7229 nv_join(cmdarg_T *cap) 7230 { 7231 if (VIsual_active) /* join the visual lines */ 7232 nv_operator(cap); 7233 else if (!checkclearop(cap->oap)) 7234 { 7235 if (cap->count0 <= 1) 7236 cap->count0 = 2; /* default for join is two lines! */ 7237 if (curwin->w_cursor.lnum + cap->count0 - 1 > 7238 curbuf->b_ml.ml_line_count) 7239 { 7240 /* can't join when on the last line */ 7241 if (cap->count0 <= 2) 7242 { 7243 clearopbeep(cap->oap); 7244 return; 7245 } 7246 cap->count0 = curbuf->b_ml.ml_line_count 7247 - curwin->w_cursor.lnum + 1; 7248 } 7249 7250 prep_redo(cap->oap->regname, cap->count0, 7251 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 7252 (void)do_join(cap->count0, cap->nchar == NUL, TRUE, TRUE, TRUE); 7253 } 7254 } 7255 7256 /* 7257 * "P", "gP", "p" and "gp" commands. 7258 */ 7259 static void 7260 nv_put(cmdarg_T *cap) 7261 { 7262 nv_put_opt(cap, FALSE); 7263 } 7264 7265 /* 7266 * "P", "gP", "p" and "gp" commands. 7267 * "fix_indent" is TRUE for "[p", "[P", "]p" and "]P". 7268 */ 7269 static void 7270 nv_put_opt(cmdarg_T *cap, int fix_indent) 7271 { 7272 int regname = 0; 7273 void *reg1 = NULL, *reg2 = NULL; 7274 int empty = FALSE; 7275 int was_visual = FALSE; 7276 int dir; 7277 int flags = 0; 7278 7279 if (cap->oap->op_type != OP_NOP) 7280 { 7281 #ifdef FEAT_DIFF 7282 /* "dp" is ":diffput" */ 7283 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p') 7284 { 7285 clearop(cap->oap); 7286 nv_diffgetput(TRUE, cap->opcount); 7287 } 7288 else 7289 #endif 7290 clearopbeep(cap->oap); 7291 } 7292 #ifdef FEAT_JOB_CHANNEL 7293 else if (bt_prompt(curbuf) && !prompt_curpos_editable()) 7294 { 7295 clearopbeep(cap->oap); 7296 } 7297 #endif 7298 else 7299 { 7300 if (fix_indent) 7301 { 7302 dir = (cap->cmdchar == ']' && cap->nchar == 'p') 7303 ? FORWARD : BACKWARD; 7304 flags |= PUT_FIXINDENT; 7305 } 7306 else 7307 dir = (cap->cmdchar == 'P' 7308 || (cap->cmdchar == 'g' && cap->nchar == 'P')) 7309 ? BACKWARD : FORWARD; 7310 prep_redo_cmd(cap); 7311 if (cap->cmdchar == 'g') 7312 flags |= PUT_CURSEND; 7313 7314 if (VIsual_active) 7315 { 7316 /* Putting in Visual mode: The put text replaces the selected 7317 * text. First delete the selected text, then put the new text. 7318 * Need to save and restore the registers that the delete 7319 * overwrites if the old contents is being put. 7320 */ 7321 was_visual = TRUE; 7322 regname = cap->oap->regname; 7323 #ifdef FEAT_CLIPBOARD 7324 adjust_clip_reg(®name); 7325 #endif 7326 if (regname == 0 || regname == '"' 7327 || VIM_ISDIGIT(regname) || regname == '-' 7328 #ifdef FEAT_CLIPBOARD 7329 || (clip_unnamed && (regname == '*' || regname == '+')) 7330 #endif 7331 7332 ) 7333 { 7334 /* The delete is going to overwrite the register we want to 7335 * put, save it first. */ 7336 reg1 = get_register(regname, TRUE); 7337 } 7338 7339 // Now delete the selected text. Avoid messages here. 7340 cap->cmdchar = 'd'; 7341 cap->nchar = NUL; 7342 cap->oap->regname = NUL; 7343 ++msg_silent; 7344 nv_operator(cap); 7345 do_pending_operator(cap, 0, FALSE); 7346 empty = (curbuf->b_ml.ml_flags & ML_EMPTY); 7347 --msg_silent; 7348 7349 /* delete PUT_LINE_BACKWARD; */ 7350 cap->oap->regname = regname; 7351 7352 if (reg1 != NULL) 7353 { 7354 /* Delete probably changed the register we want to put, save 7355 * it first. Then put back what was there before the delete. */ 7356 reg2 = get_register(regname, FALSE); 7357 put_register(regname, reg1); 7358 } 7359 7360 /* When deleted a linewise Visual area, put the register as 7361 * lines to avoid it joined with the next line. When deletion was 7362 * characterwise, split a line when putting lines. */ 7363 if (VIsual_mode == 'V') 7364 flags |= PUT_LINE; 7365 else if (VIsual_mode == 'v') 7366 flags |= PUT_LINE_SPLIT; 7367 if (VIsual_mode == Ctrl_V && dir == FORWARD) 7368 flags |= PUT_LINE_FORWARD; 7369 dir = BACKWARD; 7370 if ((VIsual_mode != 'V' 7371 && curwin->w_cursor.col < curbuf->b_op_start.col) 7372 || (VIsual_mode == 'V' 7373 && curwin->w_cursor.lnum < curbuf->b_op_start.lnum)) 7374 /* cursor is at the end of the line or end of file, put 7375 * forward. */ 7376 dir = FORWARD; 7377 /* May have been reset in do_put(). */ 7378 VIsual_active = TRUE; 7379 } 7380 do_put(cap->oap->regname, dir, cap->count1, flags); 7381 7382 /* If a register was saved, put it back now. */ 7383 if (reg2 != NULL) 7384 put_register(regname, reg2); 7385 7386 /* What to reselect with "gv"? Selecting the just put text seems to 7387 * be the most useful, since the original text was removed. */ 7388 if (was_visual) 7389 { 7390 curbuf->b_visual.vi_start = curbuf->b_op_start; 7391 curbuf->b_visual.vi_end = curbuf->b_op_end; 7392 /* need to adjust cursor position */ 7393 if (*p_sel == 'e') 7394 inc(&curbuf->b_visual.vi_end); 7395 } 7396 7397 /* When all lines were selected and deleted do_put() leaves an empty 7398 * line that needs to be deleted now. */ 7399 if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL) 7400 { 7401 ml_delete(curbuf->b_ml.ml_line_count, TRUE); 7402 deleted_lines(curbuf->b_ml.ml_line_count + 1, 1); 7403 7404 /* If the cursor was in that line, move it to the end of the last 7405 * line. */ 7406 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 7407 { 7408 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 7409 coladvance((colnr_T)MAXCOL); 7410 } 7411 } 7412 auto_format(FALSE, TRUE); 7413 } 7414 } 7415 7416 /* 7417 * "o" and "O" commands. 7418 */ 7419 static void 7420 nv_open(cmdarg_T *cap) 7421 { 7422 #ifdef FEAT_DIFF 7423 /* "do" is ":diffget" */ 7424 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o') 7425 { 7426 clearop(cap->oap); 7427 nv_diffgetput(FALSE, cap->opcount); 7428 } 7429 else 7430 #endif 7431 if (VIsual_active) /* switch start and end of visual */ 7432 v_swap_corners(cap->cmdchar); 7433 #ifdef FEAT_JOB_CHANNEL 7434 else if (bt_prompt(curbuf)) 7435 clearopbeep(cap->oap); 7436 #endif 7437 else 7438 n_opencmd(cap); 7439 } 7440 7441 #ifdef FEAT_NETBEANS_INTG 7442 static void 7443 nv_nbcmd(cmdarg_T *cap) 7444 { 7445 netbeans_keycommand(cap->nchar); 7446 } 7447 #endif 7448 7449 #ifdef FEAT_DND 7450 static void 7451 nv_drop(cmdarg_T *cap UNUSED) 7452 { 7453 do_put('~', BACKWARD, 1L, PUT_CURSEND); 7454 } 7455 #endif 7456 7457 /* 7458 * Trigger CursorHold event. 7459 * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the 7460 * input buffer. "did_cursorhold" is set to avoid retriggering. 7461 */ 7462 static void 7463 nv_cursorhold(cmdarg_T *cap) 7464 { 7465 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf); 7466 did_cursorhold = TRUE; 7467 cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */ 7468 } 7469