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 if (repl) 874 { 875 State = REPLACE; /* pretend Replace mode */ 876 #ifdef CURSOR_SHAPE 877 ui_cursor_shape(); /* show different cursor shape */ 878 #endif 879 } 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 State = NORMAL_BUSY; 917 #ifdef FEAT_CMDL_INFO 918 need_flushbuf |= add_to_showcmd(*cp); 919 #endif 920 921 if (!lit) 922 { 923 #ifdef FEAT_DIGRAPHS 924 /* Typing CTRL-K gets a digraph. */ 925 if (*cp == Ctrl_K 926 && ((nv_cmds[idx].cmd_flags & NV_LANG) 927 || cp == &ca.extra_char) 928 && vim_strchr(p_cpo, CPO_DIGRAPH) == NULL) 929 { 930 c = get_digraph(FALSE); 931 if (c > 0) 932 { 933 *cp = c; 934 # ifdef FEAT_CMDL_INFO 935 /* Guessing how to update showcmd here... */ 936 del_from_showcmd(3); 937 need_flushbuf |= add_to_showcmd(*cp); 938 # endif 939 } 940 } 941 #endif 942 943 /* adjust chars > 127, except after "tTfFr" commands */ 944 LANGMAP_ADJUST(*cp, !lang); 945 #ifdef FEAT_RIGHTLEFT 946 /* adjust Hebrew mapped char */ 947 if (p_hkmap && lang && KeyTyped) 948 *cp = hkmap(*cp); 949 #endif 950 } 951 952 /* 953 * When the next character is CTRL-\ a following CTRL-N means the 954 * command is aborted and we go to Normal mode. 955 */ 956 if (cp == &ca.extra_char 957 && ca.nchar == Ctrl_BSL 958 && (ca.extra_char == Ctrl_N || ca.extra_char == Ctrl_G)) 959 { 960 ca.cmdchar = Ctrl_BSL; 961 ca.nchar = ca.extra_char; 962 idx = find_command(ca.cmdchar); 963 } 964 else if ((ca.nchar == 'n' || ca.nchar == 'N') && ca.cmdchar == 'g') 965 ca.oap->op_type = get_op_type(*cp, NUL); 966 else if (*cp == Ctrl_BSL) 967 { 968 long towait = (p_ttm >= 0 ? p_ttm : p_tm); 969 970 /* There is a busy wait here when typing "f<C-\>" and then 971 * something different from CTRL-N. Can't be avoided. */ 972 while ((c = vpeekc()) <= 0 && towait > 0L) 973 { 974 do_sleep(towait > 50L ? 50L : towait); 975 towait -= 50L; 976 } 977 if (c > 0) 978 { 979 c = plain_vgetc(); 980 if (c != Ctrl_N && c != Ctrl_G) 981 vungetc(c); 982 else 983 { 984 ca.cmdchar = Ctrl_BSL; 985 ca.nchar = c; 986 idx = find_command(ca.cmdchar); 987 } 988 } 989 } 990 991 /* When getting a text character and the next character is a 992 * multi-byte character, it could be a composing character. 993 * However, don't wait for it to arrive. Also, do enable mapping, 994 * because if it's put back with vungetc() it's too late to apply 995 * mapping. */ 996 --no_mapping; 997 while (enc_utf8 && lang && (c = vpeekc()) > 0 998 && (c >= 0x100 || MB_BYTE2LEN(vpeekc()) > 1)) 999 { 1000 c = plain_vgetc(); 1001 if (!utf_iscomposing(c)) 1002 { 1003 vungetc(c); /* it wasn't, put it back */ 1004 break; 1005 } 1006 else if (ca.ncharC1 == 0) 1007 ca.ncharC1 = c; 1008 else 1009 ca.ncharC2 = c; 1010 } 1011 ++no_mapping; 1012 } 1013 --no_mapping; 1014 --allow_keys; 1015 } 1016 1017 #ifdef FEAT_CMDL_INFO 1018 /* 1019 * Flush the showcmd characters onto the screen so we can see them while 1020 * the command is being executed. Only do this when the shown command was 1021 * actually displayed, otherwise this will slow down a lot when executing 1022 * mappings. 1023 */ 1024 if (need_flushbuf) 1025 out_flush(); 1026 #endif 1027 if (ca.cmdchar != K_IGNORE) 1028 did_cursorhold = FALSE; 1029 1030 State = NORMAL; 1031 1032 if (ca.nchar == ESC) 1033 { 1034 clearop(oap); 1035 if (restart_edit == 0 && goto_im()) 1036 restart_edit = 'a'; 1037 goto normal_end; 1038 } 1039 1040 if (ca.cmdchar != K_IGNORE) 1041 { 1042 msg_didout = FALSE; /* don't scroll screen up for normal command */ 1043 msg_col = 0; 1044 } 1045 1046 old_pos = curwin->w_cursor; /* remember where cursor was */ 1047 1048 /* When 'keymodel' contains "startsel" some keys start Select/Visual 1049 * mode. */ 1050 if (!VIsual_active && km_startsel) 1051 { 1052 if (nv_cmds[idx].cmd_flags & NV_SS) 1053 { 1054 start_selection(); 1055 unshift_special(&ca); 1056 idx = find_command(ca.cmdchar); 1057 } 1058 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 1059 && (mod_mask & MOD_MASK_SHIFT)) 1060 { 1061 start_selection(); 1062 mod_mask &= ~MOD_MASK_SHIFT; 1063 } 1064 } 1065 1066 /* 1067 * Execute the command! 1068 * Call the command function found in the commands table. 1069 */ 1070 ca.arg = nv_cmds[idx].cmd_arg; 1071 (nv_cmds[idx].cmd_func)(&ca); 1072 1073 /* 1074 * If we didn't start or finish an operator, reset oap->regname, unless we 1075 * need it later. 1076 */ 1077 if (!finish_op 1078 && !oap->op_type 1079 && (idx < 0 || !(nv_cmds[idx].cmd_flags & NV_KEEPREG))) 1080 { 1081 clearop(oap); 1082 #ifdef FEAT_EVAL 1083 { 1084 int regname = 0; 1085 1086 /* Adjust the register according to 'clipboard', so that when 1087 * "unnamed" is present it becomes '*' or '+' instead of '"'. */ 1088 # ifdef FEAT_CLIPBOARD 1089 adjust_clip_reg(®name); 1090 # endif 1091 set_reg_var(regname); 1092 } 1093 #endif 1094 } 1095 1096 /* Get the length of mapped chars again after typing a count, second 1097 * character or "z333<cr>". */ 1098 if (old_mapped_len > 0) 1099 old_mapped_len = typebuf_maplen(); 1100 1101 /* 1102 * If an operation is pending, handle it... 1103 */ 1104 do_pending_operator(&ca, old_col, FALSE); 1105 1106 /* 1107 * Wait for a moment when a message is displayed that will be overwritten 1108 * by the mode message. 1109 * In Visual mode and with "^O" in Insert mode, a short message will be 1110 * overwritten by the mode message. Wait a bit, until a key is hit. 1111 * In Visual mode, it's more important to keep the Visual area updated 1112 * than keeping a message (e.g. from a /pat search). 1113 * Only do this if the command was typed, not from a mapping. 1114 * Don't wait when emsg_silent is non-zero. 1115 * Also wait a bit after an error message, e.g. for "^O:". 1116 * Don't redraw the screen, it would remove the message. 1117 */ 1118 if ( ((p_smd 1119 && msg_silent == 0 1120 && (restart_edit != 0 1121 || (VIsual_active 1122 && old_pos.lnum == curwin->w_cursor.lnum 1123 && old_pos.col == curwin->w_cursor.col) 1124 ) 1125 && (clear_cmdline 1126 || redraw_cmdline) 1127 && (msg_didout || (msg_didany && msg_scroll)) 1128 && !msg_nowait 1129 && KeyTyped) 1130 || (restart_edit != 0 1131 && !VIsual_active 1132 && (msg_scroll 1133 || emsg_on_display))) 1134 && oap->regname == 0 1135 && !(ca.retval & CA_COMMAND_BUSY) 1136 && stuff_empty() 1137 && typebuf_typed() 1138 && emsg_silent == 0 1139 && !did_wait_return 1140 && oap->op_type == OP_NOP) 1141 { 1142 int save_State = State; 1143 1144 /* Draw the cursor with the right shape here */ 1145 if (restart_edit != 0) 1146 State = INSERT; 1147 1148 /* If need to redraw, and there is a "keep_msg", redraw before the 1149 * delay */ 1150 if (must_redraw && keep_msg != NULL && !emsg_on_display) 1151 { 1152 char_u *kmsg; 1153 1154 kmsg = keep_msg; 1155 keep_msg = NULL; 1156 // showmode() will clear keep_msg, but we want to use it anyway 1157 update_screen(0); 1158 // now reset it, otherwise it's put in the history again 1159 keep_msg = kmsg; 1160 1161 kmsg = vim_strsave(keep_msg); 1162 if (kmsg != NULL) 1163 { 1164 msg_attr((char *)kmsg, keep_msg_attr); 1165 vim_free(kmsg); 1166 } 1167 } 1168 setcursor(); 1169 cursor_on(); 1170 out_flush(); 1171 if (msg_scroll || emsg_on_display) 1172 ui_delay(1000L, TRUE); /* wait at least one second */ 1173 ui_delay(3000L, FALSE); /* wait up to three seconds */ 1174 State = save_State; 1175 1176 msg_scroll = FALSE; 1177 emsg_on_display = FALSE; 1178 } 1179 1180 /* 1181 * Finish up after executing a Normal mode command. 1182 */ 1183 normal_end: 1184 1185 msg_nowait = FALSE; 1186 1187 /* Reset finish_op, in case it was set */ 1188 #ifdef CURSOR_SHAPE 1189 c = finish_op; 1190 #endif 1191 finish_op = FALSE; 1192 #ifdef CURSOR_SHAPE 1193 /* Redraw the cursor with another shape, if we were in Operator-pending 1194 * mode or did a replace command. */ 1195 if (c || ca.cmdchar == 'r') 1196 { 1197 ui_cursor_shape(); /* may show different cursor shape */ 1198 # ifdef FEAT_MOUSESHAPE 1199 update_mouseshape(-1); 1200 # endif 1201 } 1202 #endif 1203 1204 #ifdef FEAT_CMDL_INFO 1205 if (oap->op_type == OP_NOP && oap->regname == 0 1206 && ca.cmdchar != K_CURSORHOLD) 1207 clear_showcmd(); 1208 #endif 1209 1210 checkpcmark(); /* check if we moved since setting pcmark */ 1211 vim_free(ca.searchbuf); 1212 1213 if (has_mbyte) 1214 mb_adjust_cursor(); 1215 1216 if (curwin->w_p_scb && toplevel) 1217 { 1218 validate_cursor(); /* may need to update w_leftcol */ 1219 do_check_scrollbind(TRUE); 1220 } 1221 1222 if (curwin->w_p_crb && toplevel) 1223 { 1224 validate_cursor(); /* may need to update w_leftcol */ 1225 do_check_cursorbind(); 1226 } 1227 1228 #ifdef FEAT_TERMINAL 1229 /* don't go to Insert mode if a terminal has a running job */ 1230 if (term_job_running(curbuf->b_term)) 1231 restart_edit = 0; 1232 #endif 1233 1234 /* 1235 * May restart edit(), if we got here with CTRL-O in Insert mode (but not 1236 * if still inside a mapping that started in Visual mode). 1237 * May switch from Visual to Select mode after CTRL-O command. 1238 */ 1239 if ( oap->op_type == OP_NOP 1240 && ((restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1241 || restart_VIsual_select == 1) 1242 && !(ca.retval & CA_COMMAND_BUSY) 1243 && stuff_empty() 1244 && oap->regname == 0) 1245 { 1246 if (restart_VIsual_select == 1) 1247 { 1248 VIsual_select = TRUE; 1249 showmode(); 1250 restart_VIsual_select = 0; 1251 } 1252 if (restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1253 (void)edit(restart_edit, FALSE, 1L); 1254 } 1255 1256 if (restart_VIsual_select == 2) 1257 restart_VIsual_select = 1; 1258 1259 /* Save count before an operator for next time. */ 1260 opcount = ca.opcount; 1261 } 1262 1263 #ifdef FEAT_EVAL 1264 /* 1265 * Set v:count and v:count1 according to "cap". 1266 * Set v:prevcount only when "set_prevcount" is TRUE. 1267 */ 1268 static void 1269 set_vcount_ca(cmdarg_T *cap, int *set_prevcount) 1270 { 1271 long count = cap->count0; 1272 1273 /* multiply with cap->opcount the same way as above */ 1274 if (cap->opcount != 0) 1275 count = cap->opcount * (count == 0 ? 1 : count); 1276 set_vcount(count, count == 0 ? 1 : count, *set_prevcount); 1277 *set_prevcount = FALSE; /* only set v:prevcount once */ 1278 } 1279 #endif 1280 1281 /* 1282 * Check if highlighting for visual mode is possible, give a warning message 1283 * if not. 1284 */ 1285 void 1286 check_visual_highlight(void) 1287 { 1288 static int did_check = FALSE; 1289 1290 if (full_screen) 1291 { 1292 if (!did_check && HL_ATTR(HLF_V) == 0) 1293 msg(_("Warning: terminal cannot highlight")); 1294 did_check = TRUE; 1295 } 1296 } 1297 1298 /* 1299 * End Visual mode. 1300 * This function should ALWAYS be called to end Visual mode, except from 1301 * do_pending_operator(). 1302 */ 1303 void 1304 end_visual_mode(void) 1305 { 1306 #ifdef FEAT_CLIPBOARD 1307 /* 1308 * If we are using the clipboard, then remember what was selected in case 1309 * we need to paste it somewhere while we still own the selection. 1310 * Only do this when the clipboard is already owned. Don't want to grab 1311 * the selection when hitting ESC. 1312 */ 1313 if (clip_star.available && clip_star.owned) 1314 clip_auto_select(); 1315 #endif 1316 1317 VIsual_active = FALSE; 1318 setmouse(); 1319 mouse_dragging = 0; 1320 1321 /* Save the current VIsual area for '< and '> marks, and "gv" */ 1322 curbuf->b_visual.vi_mode = VIsual_mode; 1323 curbuf->b_visual.vi_start = VIsual; 1324 curbuf->b_visual.vi_end = curwin->w_cursor; 1325 curbuf->b_visual.vi_curswant = curwin->w_curswant; 1326 #ifdef FEAT_EVAL 1327 curbuf->b_visual_mode_eval = VIsual_mode; 1328 #endif 1329 if (!virtual_active()) 1330 curwin->w_cursor.coladd = 0; 1331 may_clear_cmdline(); 1332 1333 adjust_cursor_eol(); 1334 } 1335 1336 /* 1337 * Reset VIsual_active and VIsual_reselect. 1338 */ 1339 void 1340 reset_VIsual_and_resel(void) 1341 { 1342 if (VIsual_active) 1343 { 1344 end_visual_mode(); 1345 redraw_curbuf_later(INVERTED); /* delete the inversion later */ 1346 } 1347 VIsual_reselect = FALSE; 1348 } 1349 1350 /* 1351 * Reset VIsual_active and VIsual_reselect if it's set. 1352 */ 1353 void 1354 reset_VIsual(void) 1355 { 1356 if (VIsual_active) 1357 { 1358 end_visual_mode(); 1359 redraw_curbuf_later(INVERTED); /* delete the inversion later */ 1360 VIsual_reselect = FALSE; 1361 } 1362 } 1363 1364 void 1365 restore_visual_mode(void) 1366 { 1367 if (VIsual_mode_orig != NUL) 1368 { 1369 curbuf->b_visual.vi_mode = VIsual_mode_orig; 1370 VIsual_mode_orig = NUL; 1371 } 1372 } 1373 1374 /* 1375 * Check for a balloon-eval special item to include when searching for an 1376 * identifier. When "dir" is BACKWARD "ptr[-1]" must be valid! 1377 * Returns TRUE if the character at "*ptr" should be included. 1378 * "dir" is FORWARD or BACKWARD, the direction of searching. 1379 * "*colp" is in/decremented if "ptr[-dir]" should also be included. 1380 * "bnp" points to a counter for square brackets. 1381 */ 1382 static int 1383 find_is_eval_item( 1384 char_u *ptr, 1385 int *colp, 1386 int *bnp, 1387 int dir) 1388 { 1389 /* Accept everything inside []. */ 1390 if ((*ptr == ']' && dir == BACKWARD) || (*ptr == '[' && dir == FORWARD)) 1391 ++*bnp; 1392 if (*bnp > 0) 1393 { 1394 if ((*ptr == '[' && dir == BACKWARD) || (*ptr == ']' && dir == FORWARD)) 1395 --*bnp; 1396 return TRUE; 1397 } 1398 1399 /* skip over "s.var" */ 1400 if (*ptr == '.') 1401 return TRUE; 1402 1403 /* two-character item: s->var */ 1404 if (ptr[dir == BACKWARD ? 0 : 1] == '>' 1405 && ptr[dir == BACKWARD ? -1 : 0] == '-') 1406 { 1407 *colp += dir; 1408 return TRUE; 1409 } 1410 return FALSE; 1411 } 1412 1413 /* 1414 * Find the identifier under or to the right of the cursor. 1415 * "find_type" can have one of three values: 1416 * FIND_IDENT: find an identifier (keyword) 1417 * FIND_STRING: find any non-white text 1418 * FIND_IDENT + FIND_STRING: find any non-white text, identifier preferred. 1419 * FIND_EVAL: find text useful for C program debugging 1420 * 1421 * There are three steps: 1422 * 1. Search forward for the start of an identifier/text. Doesn't move if 1423 * already on one. 1424 * 2. Search backward for the start of this identifier/text. 1425 * This doesn't match the real Vi but I like it a little better and it 1426 * shouldn't bother anyone. 1427 * 3. Search forward to the end of this identifier/text. 1428 * When FIND_IDENT isn't defined, we backup until a blank. 1429 * 1430 * Returns the length of the text, or zero if no text is found. 1431 * If text is found, a pointer to the text is put in "*text". This 1432 * points into the current buffer line and is not always NUL terminated. 1433 */ 1434 int 1435 find_ident_under_cursor(char_u **text, int find_type) 1436 { 1437 return find_ident_at_pos(curwin, curwin->w_cursor.lnum, 1438 curwin->w_cursor.col, text, NULL, find_type); 1439 } 1440 1441 /* 1442 * Like find_ident_under_cursor(), but for any window and any position. 1443 * However: Uses 'iskeyword' from the current window!. 1444 */ 1445 int 1446 find_ident_at_pos( 1447 win_T *wp, 1448 linenr_T lnum, 1449 colnr_T startcol, 1450 char_u **text, 1451 int *textcol, // column where "text" starts, can be NULL 1452 int find_type) 1453 { 1454 char_u *ptr; 1455 int col = 0; // init to shut up GCC 1456 int i; 1457 int this_class = 0; 1458 int prev_class; 1459 int prevcol; 1460 int bn = 0; // bracket nesting 1461 1462 /* 1463 * if i == 0: try to find an identifier 1464 * if i == 1: try to find any non-white text 1465 */ 1466 ptr = ml_get_buf(wp->w_buffer, lnum, FALSE); 1467 for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i) 1468 { 1469 /* 1470 * 1. skip to start of identifier/text 1471 */ 1472 col = startcol; 1473 if (has_mbyte) 1474 { 1475 while (ptr[col] != NUL) 1476 { 1477 // Stop at a ']' to evaluate "a[x]". 1478 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1479 break; 1480 this_class = mb_get_class(ptr + col); 1481 if (this_class != 0 && (i == 1 || this_class != 1)) 1482 break; 1483 col += (*mb_ptr2len)(ptr + col); 1484 } 1485 } 1486 else 1487 while (ptr[col] != NUL 1488 && (i == 0 ? !vim_iswordc(ptr[col]) : VIM_ISWHITE(ptr[col])) 1489 && (!(find_type & FIND_EVAL) || ptr[col] != ']') 1490 ) 1491 ++col; 1492 1493 // When starting on a ']' count it, so that we include the '['. 1494 bn = ptr[col] == ']'; 1495 1496 /* 1497 * 2. Back up to start of identifier/text. 1498 */ 1499 if (has_mbyte) 1500 { 1501 /* Remember class of character under cursor. */ 1502 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1503 this_class = mb_get_class((char_u *)"a"); 1504 else 1505 this_class = mb_get_class(ptr + col); 1506 while (col > 0 && this_class != 0) 1507 { 1508 prevcol = col - 1 - (*mb_head_off)(ptr, ptr + col - 1); 1509 prev_class = mb_get_class(ptr + prevcol); 1510 if (this_class != prev_class 1511 && (i == 0 1512 || prev_class == 0 1513 || (find_type & FIND_IDENT)) 1514 && (!(find_type & FIND_EVAL) 1515 || prevcol == 0 1516 || !find_is_eval_item(ptr + prevcol, &prevcol, 1517 &bn, BACKWARD)) 1518 ) 1519 break; 1520 col = prevcol; 1521 } 1522 1523 // If we don't want just any old text, or we've found an 1524 // identifier, stop searching. 1525 if (this_class > 2) 1526 this_class = 2; 1527 if (!(find_type & FIND_STRING) || this_class == 2) 1528 break; 1529 } 1530 else 1531 { 1532 while (col > 0 1533 && ((i == 0 1534 ? vim_iswordc(ptr[col - 1]) 1535 : (!VIM_ISWHITE(ptr[col - 1]) 1536 && (!(find_type & FIND_IDENT) 1537 || !vim_iswordc(ptr[col - 1])))) 1538 || ((find_type & FIND_EVAL) 1539 && col > 1 1540 && find_is_eval_item(ptr + col - 1, &col, 1541 &bn, BACKWARD)) 1542 )) 1543 --col; 1544 1545 // If we don't want just any old text, or we've found an 1546 // identifier, stop searching. 1547 if (!(find_type & FIND_STRING) || vim_iswordc(ptr[col])) 1548 break; 1549 } 1550 } 1551 1552 if (ptr[col] == NUL || (i == 0 1553 && (has_mbyte ? this_class != 2 : !vim_iswordc(ptr[col])))) 1554 { 1555 // didn't find an identifier or text 1556 if ((find_type & FIND_NOERROR) == 0) 1557 { 1558 if (find_type & FIND_STRING) 1559 emsg(_("E348: No string under cursor")); 1560 else 1561 emsg(_(e_noident)); 1562 } 1563 return 0; 1564 } 1565 ptr += col; 1566 *text = ptr; 1567 if (textcol != NULL) 1568 *textcol = col; 1569 1570 /* 1571 * 3. Find the end if the identifier/text. 1572 */ 1573 bn = 0; 1574 startcol -= col; 1575 col = 0; 1576 if (has_mbyte) 1577 { 1578 // Search for point of changing multibyte character class. 1579 this_class = mb_get_class(ptr); 1580 while (ptr[col] != NUL 1581 && ((i == 0 ? mb_get_class(ptr + col) == this_class 1582 : mb_get_class(ptr + col) != 0) 1583 || ((find_type & FIND_EVAL) 1584 && col <= (int)startcol 1585 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1586 )) 1587 col += (*mb_ptr2len)(ptr + col); 1588 } 1589 else 1590 while ((i == 0 ? vim_iswordc(ptr[col]) 1591 : (ptr[col] != NUL && !VIM_ISWHITE(ptr[col]))) 1592 || ((find_type & FIND_EVAL) 1593 && col <= (int)startcol 1594 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1595 ) 1596 ++col; 1597 1598 return col; 1599 } 1600 1601 /* 1602 * Prepare for redo of a normal command. 1603 */ 1604 static void 1605 prep_redo_cmd(cmdarg_T *cap) 1606 { 1607 prep_redo(cap->oap->regname, cap->count0, 1608 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 1609 } 1610 1611 /* 1612 * Prepare for redo of any command. 1613 * Note that only the last argument can be a multi-byte char. 1614 */ 1615 void 1616 prep_redo( 1617 int regname, 1618 long num, 1619 int cmd1, 1620 int cmd2, 1621 int cmd3, 1622 int cmd4, 1623 int cmd5) 1624 { 1625 ResetRedobuff(); 1626 if (regname != 0) /* yank from specified buffer */ 1627 { 1628 AppendCharToRedobuff('"'); 1629 AppendCharToRedobuff(regname); 1630 } 1631 if (num) 1632 AppendNumberToRedobuff(num); 1633 1634 if (cmd1 != NUL) 1635 AppendCharToRedobuff(cmd1); 1636 if (cmd2 != NUL) 1637 AppendCharToRedobuff(cmd2); 1638 if (cmd3 != NUL) 1639 AppendCharToRedobuff(cmd3); 1640 if (cmd4 != NUL) 1641 AppendCharToRedobuff(cmd4); 1642 if (cmd5 != NUL) 1643 AppendCharToRedobuff(cmd5); 1644 } 1645 1646 /* 1647 * check for operator active and clear it 1648 * 1649 * return TRUE if operator was active 1650 */ 1651 static int 1652 checkclearop(oparg_T *oap) 1653 { 1654 if (oap->op_type == OP_NOP) 1655 return FALSE; 1656 clearopbeep(oap); 1657 return TRUE; 1658 } 1659 1660 /* 1661 * Check for operator or Visual active. Clear active operator. 1662 * 1663 * Return TRUE if operator or Visual was active. 1664 */ 1665 static int 1666 checkclearopq(oparg_T *oap) 1667 { 1668 if (oap->op_type == OP_NOP && !VIsual_active) 1669 return FALSE; 1670 clearopbeep(oap); 1671 return TRUE; 1672 } 1673 1674 void 1675 clearop(oparg_T *oap) 1676 { 1677 oap->op_type = OP_NOP; 1678 oap->regname = 0; 1679 oap->motion_force = NUL; 1680 oap->use_reg_one = FALSE; 1681 } 1682 1683 void 1684 clearopbeep(oparg_T *oap) 1685 { 1686 clearop(oap); 1687 beep_flush(); 1688 } 1689 1690 /* 1691 * Remove the shift modifier from a special key. 1692 */ 1693 static void 1694 unshift_special(cmdarg_T *cap) 1695 { 1696 switch (cap->cmdchar) 1697 { 1698 case K_S_RIGHT: cap->cmdchar = K_RIGHT; break; 1699 case K_S_LEFT: cap->cmdchar = K_LEFT; break; 1700 case K_S_UP: cap->cmdchar = K_UP; break; 1701 case K_S_DOWN: cap->cmdchar = K_DOWN; break; 1702 case K_S_HOME: cap->cmdchar = K_HOME; break; 1703 case K_S_END: cap->cmdchar = K_END; break; 1704 } 1705 cap->cmdchar = simplify_key(cap->cmdchar, &mod_mask); 1706 } 1707 1708 /* 1709 * If the mode is currently displayed clear the command line or update the 1710 * command displayed. 1711 */ 1712 void 1713 may_clear_cmdline(void) 1714 { 1715 if (mode_displayed) 1716 clear_cmdline = TRUE; /* unshow visual mode later */ 1717 #ifdef FEAT_CMDL_INFO 1718 else 1719 clear_showcmd(); 1720 #endif 1721 } 1722 1723 #if defined(FEAT_CMDL_INFO) || defined(PROTO) 1724 /* 1725 * Routines for displaying a partly typed command 1726 */ 1727 1728 #define SHOWCMD_BUFLEN SHOWCMD_COLS + 1 + 30 1729 static char_u showcmd_buf[SHOWCMD_BUFLEN]; 1730 static char_u old_showcmd_buf[SHOWCMD_BUFLEN]; /* For push_showcmd() */ 1731 static int showcmd_is_clear = TRUE; 1732 static int showcmd_visual = FALSE; 1733 1734 static void display_showcmd(void); 1735 1736 void 1737 clear_showcmd(void) 1738 { 1739 if (!p_sc) 1740 return; 1741 1742 if (VIsual_active && !char_avail()) 1743 { 1744 int cursor_bot = LT_POS(VIsual, curwin->w_cursor); 1745 long lines; 1746 colnr_T leftcol, rightcol; 1747 linenr_T top, bot; 1748 1749 /* Show the size of the Visual area. */ 1750 if (cursor_bot) 1751 { 1752 top = VIsual.lnum; 1753 bot = curwin->w_cursor.lnum; 1754 } 1755 else 1756 { 1757 top = curwin->w_cursor.lnum; 1758 bot = VIsual.lnum; 1759 } 1760 # ifdef FEAT_FOLDING 1761 /* Include closed folds as a whole. */ 1762 (void)hasFolding(top, &top, NULL); 1763 (void)hasFolding(bot, NULL, &bot); 1764 # endif 1765 lines = bot - top + 1; 1766 1767 if (VIsual_mode == Ctrl_V) 1768 { 1769 # ifdef FEAT_LINEBREAK 1770 char_u *saved_sbr = p_sbr; 1771 1772 /* Make 'sbr' empty for a moment to get the correct size. */ 1773 p_sbr = empty_option; 1774 # endif 1775 getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol); 1776 # ifdef FEAT_LINEBREAK 1777 p_sbr = saved_sbr; 1778 # endif 1779 sprintf((char *)showcmd_buf, "%ldx%ld", lines, 1780 (long)(rightcol - leftcol + 1)); 1781 } 1782 else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum) 1783 sprintf((char *)showcmd_buf, "%ld", lines); 1784 else 1785 { 1786 char_u *s, *e; 1787 int l; 1788 int bytes = 0; 1789 int chars = 0; 1790 1791 if (cursor_bot) 1792 { 1793 s = ml_get_pos(&VIsual); 1794 e = ml_get_cursor(); 1795 } 1796 else 1797 { 1798 s = ml_get_cursor(); 1799 e = ml_get_pos(&VIsual); 1800 } 1801 while ((*p_sel != 'e') ? s <= e : s < e) 1802 { 1803 l = (*mb_ptr2len)(s); 1804 if (l == 0) 1805 { 1806 ++bytes; 1807 ++chars; 1808 break; /* end of line */ 1809 } 1810 bytes += l; 1811 ++chars; 1812 s += l; 1813 } 1814 if (bytes == chars) 1815 sprintf((char *)showcmd_buf, "%d", chars); 1816 else 1817 sprintf((char *)showcmd_buf, "%d-%d", chars, bytes); 1818 } 1819 showcmd_buf[SHOWCMD_COLS] = NUL; /* truncate */ 1820 showcmd_visual = TRUE; 1821 } 1822 else 1823 { 1824 showcmd_buf[0] = NUL; 1825 showcmd_visual = FALSE; 1826 1827 /* Don't actually display something if there is nothing to clear. */ 1828 if (showcmd_is_clear) 1829 return; 1830 } 1831 1832 display_showcmd(); 1833 } 1834 1835 /* 1836 * Add 'c' to string of shown command chars. 1837 * Return TRUE if output has been written (and setcursor() has been called). 1838 */ 1839 int 1840 add_to_showcmd(int c) 1841 { 1842 char_u *p; 1843 int old_len; 1844 int extra_len; 1845 int overflow; 1846 int i; 1847 static int ignore[] = 1848 { 1849 #ifdef FEAT_GUI 1850 K_VER_SCROLLBAR, K_HOR_SCROLLBAR, 1851 K_LEFTMOUSE_NM, K_LEFTRELEASE_NM, 1852 #endif 1853 K_IGNORE, K_PS, 1854 K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE, K_MOUSEMOVE, 1855 K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE, 1856 K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE, 1857 K_MOUSEDOWN, K_MOUSEUP, K_MOUSELEFT, K_MOUSERIGHT, 1858 K_X1MOUSE, K_X1DRAG, K_X1RELEASE, K_X2MOUSE, K_X2DRAG, K_X2RELEASE, 1859 K_CURSORHOLD, 1860 0 1861 }; 1862 1863 if (!p_sc || msg_silent != 0) 1864 return FALSE; 1865 1866 if (showcmd_visual) 1867 { 1868 showcmd_buf[0] = NUL; 1869 showcmd_visual = FALSE; 1870 } 1871 1872 /* Ignore keys that are scrollbar updates and mouse clicks */ 1873 if (IS_SPECIAL(c)) 1874 for (i = 0; ignore[i] != 0; ++i) 1875 if (ignore[i] == c) 1876 return FALSE; 1877 1878 p = transchar(c); 1879 if (*p == ' ') 1880 STRCPY(p, "<20>"); 1881 old_len = (int)STRLEN(showcmd_buf); 1882 extra_len = (int)STRLEN(p); 1883 overflow = old_len + extra_len - SHOWCMD_COLS; 1884 if (overflow > 0) 1885 mch_memmove(showcmd_buf, showcmd_buf + overflow, 1886 old_len - overflow + 1); 1887 STRCAT(showcmd_buf, p); 1888 1889 if (char_avail()) 1890 return FALSE; 1891 1892 display_showcmd(); 1893 1894 return TRUE; 1895 } 1896 1897 void 1898 add_to_showcmd_c(int c) 1899 { 1900 if (!add_to_showcmd(c)) 1901 setcursor(); 1902 } 1903 1904 /* 1905 * Delete 'len' characters from the end of the shown command. 1906 */ 1907 static void 1908 del_from_showcmd(int len) 1909 { 1910 int old_len; 1911 1912 if (!p_sc) 1913 return; 1914 1915 old_len = (int)STRLEN(showcmd_buf); 1916 if (len > old_len) 1917 len = old_len; 1918 showcmd_buf[old_len - len] = NUL; 1919 1920 if (!char_avail()) 1921 display_showcmd(); 1922 } 1923 1924 /* 1925 * push_showcmd() and pop_showcmd() are used when waiting for the user to type 1926 * something and there is a partial mapping. 1927 */ 1928 void 1929 push_showcmd(void) 1930 { 1931 if (p_sc) 1932 STRCPY(old_showcmd_buf, showcmd_buf); 1933 } 1934 1935 void 1936 pop_showcmd(void) 1937 { 1938 if (!p_sc) 1939 return; 1940 1941 STRCPY(showcmd_buf, old_showcmd_buf); 1942 1943 display_showcmd(); 1944 } 1945 1946 static void 1947 display_showcmd(void) 1948 { 1949 int len; 1950 1951 cursor_off(); 1952 1953 len = (int)STRLEN(showcmd_buf); 1954 if (len == 0) 1955 showcmd_is_clear = TRUE; 1956 else 1957 { 1958 screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0); 1959 showcmd_is_clear = FALSE; 1960 } 1961 1962 /* 1963 * clear the rest of an old message by outputting up to SHOWCMD_COLS 1964 * spaces 1965 */ 1966 screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0); 1967 1968 setcursor(); /* put cursor back where it belongs */ 1969 } 1970 #endif 1971 1972 /* 1973 * When "check" is FALSE, prepare for commands that scroll the window. 1974 * When "check" is TRUE, take care of scroll-binding after the window has 1975 * scrolled. Called from normal_cmd() and edit(). 1976 */ 1977 void 1978 do_check_scrollbind(int check) 1979 { 1980 static win_T *old_curwin = NULL; 1981 static linenr_T old_topline = 0; 1982 #ifdef FEAT_DIFF 1983 static int old_topfill = 0; 1984 #endif 1985 static buf_T *old_buf = NULL; 1986 static colnr_T old_leftcol = 0; 1987 1988 if (check && curwin->w_p_scb) 1989 { 1990 /* If a ":syncbind" command was just used, don't scroll, only reset 1991 * the values. */ 1992 if (did_syncbind) 1993 did_syncbind = FALSE; 1994 else if (curwin == old_curwin) 1995 { 1996 /* 1997 * Synchronize other windows, as necessary according to 1998 * 'scrollbind'. Don't do this after an ":edit" command, except 1999 * when 'diff' is set. 2000 */ 2001 if ((curwin->w_buffer == old_buf 2002 #ifdef FEAT_DIFF 2003 || curwin->w_p_diff 2004 #endif 2005 ) 2006 && (curwin->w_topline != old_topline 2007 #ifdef FEAT_DIFF 2008 || curwin->w_topfill != old_topfill 2009 #endif 2010 || curwin->w_leftcol != old_leftcol)) 2011 { 2012 check_scrollbind(curwin->w_topline - old_topline, 2013 (long)(curwin->w_leftcol - old_leftcol)); 2014 } 2015 } 2016 else if (vim_strchr(p_sbo, 'j')) /* jump flag set in 'scrollopt' */ 2017 { 2018 /* 2019 * When switching between windows, make sure that the relative 2020 * vertical offset is valid for the new window. The relative 2021 * offset is invalid whenever another 'scrollbind' window has 2022 * scrolled to a point that would force the current window to 2023 * scroll past the beginning or end of its buffer. When the 2024 * resync is performed, some of the other 'scrollbind' windows may 2025 * need to jump so that the current window's relative position is 2026 * visible on-screen. 2027 */ 2028 check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L); 2029 } 2030 curwin->w_scbind_pos = curwin->w_topline; 2031 } 2032 2033 old_curwin = curwin; 2034 old_topline = curwin->w_topline; 2035 #ifdef FEAT_DIFF 2036 old_topfill = curwin->w_topfill; 2037 #endif 2038 old_buf = curwin->w_buffer; 2039 old_leftcol = curwin->w_leftcol; 2040 } 2041 2042 /* 2043 * Synchronize any windows that have "scrollbind" set, based on the 2044 * number of rows by which the current window has changed 2045 * (1998-11-02 16:21:01 R. Edward Ralston <[email protected]>) 2046 */ 2047 void 2048 check_scrollbind(linenr_T topline_diff, long leftcol_diff) 2049 { 2050 int want_ver; 2051 int want_hor; 2052 win_T *old_curwin = curwin; 2053 buf_T *old_curbuf = curbuf; 2054 int old_VIsual_select = VIsual_select; 2055 int old_VIsual_active = VIsual_active; 2056 colnr_T tgt_leftcol = curwin->w_leftcol; 2057 long topline; 2058 long y; 2059 2060 /* 2061 * check 'scrollopt' string for vertical and horizontal scroll options 2062 */ 2063 want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0); 2064 #ifdef FEAT_DIFF 2065 want_ver |= old_curwin->w_p_diff; 2066 #endif 2067 want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0)); 2068 2069 /* 2070 * loop through the scrollbound windows and scroll accordingly 2071 */ 2072 VIsual_select = VIsual_active = 0; 2073 FOR_ALL_WINDOWS(curwin) 2074 { 2075 curbuf = curwin->w_buffer; 2076 /* skip original window and windows with 'noscrollbind' */ 2077 if (curwin != old_curwin && curwin->w_p_scb) 2078 { 2079 /* 2080 * do the vertical scroll 2081 */ 2082 if (want_ver) 2083 { 2084 #ifdef FEAT_DIFF 2085 if (old_curwin->w_p_diff && curwin->w_p_diff) 2086 { 2087 diff_set_topline(old_curwin, curwin); 2088 } 2089 else 2090 #endif 2091 { 2092 curwin->w_scbind_pos += topline_diff; 2093 topline = curwin->w_scbind_pos; 2094 if (topline > curbuf->b_ml.ml_line_count) 2095 topline = curbuf->b_ml.ml_line_count; 2096 if (topline < 1) 2097 topline = 1; 2098 2099 y = topline - curwin->w_topline; 2100 if (y > 0) 2101 scrollup(y, FALSE); 2102 else 2103 scrolldown(-y, FALSE); 2104 } 2105 2106 redraw_later(VALID); 2107 cursor_correct(); 2108 curwin->w_redr_status = TRUE; 2109 } 2110 2111 /* 2112 * do the horizontal scroll 2113 */ 2114 if (want_hor && curwin->w_leftcol != tgt_leftcol) 2115 { 2116 curwin->w_leftcol = tgt_leftcol; 2117 leftcol_changed(); 2118 } 2119 } 2120 } 2121 2122 /* 2123 * reset current-window 2124 */ 2125 VIsual_select = old_VIsual_select; 2126 VIsual_active = old_VIsual_active; 2127 curwin = old_curwin; 2128 curbuf = old_curbuf; 2129 } 2130 2131 /* 2132 * Command character that's ignored. 2133 * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use 2134 * xon/xoff. 2135 */ 2136 static void 2137 nv_ignore(cmdarg_T *cap) 2138 { 2139 cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */ 2140 } 2141 2142 /* 2143 * Command character that doesn't do anything, but unlike nv_ignore() does 2144 * start edit(). Used for "startinsert" executed while starting up. 2145 */ 2146 static void 2147 nv_nop(cmdarg_T *cap UNUSED) 2148 { 2149 } 2150 2151 /* 2152 * Command character doesn't exist. 2153 */ 2154 static void 2155 nv_error(cmdarg_T *cap) 2156 { 2157 clearopbeep(cap->oap); 2158 } 2159 2160 /* 2161 * <Help> and <F1> commands. 2162 */ 2163 static void 2164 nv_help(cmdarg_T *cap) 2165 { 2166 if (!checkclearopq(cap->oap)) 2167 ex_help(NULL); 2168 } 2169 2170 /* 2171 * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor. 2172 */ 2173 static void 2174 nv_addsub(cmdarg_T *cap) 2175 { 2176 #ifdef FEAT_JOB_CHANNEL 2177 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 2178 clearopbeep(cap->oap); 2179 else 2180 #endif 2181 if (!VIsual_active && cap->oap->op_type == OP_NOP) 2182 { 2183 prep_redo_cmd(cap); 2184 cap->oap->op_type = cap->cmdchar == Ctrl_A ? OP_NR_ADD : OP_NR_SUB; 2185 op_addsub(cap->oap, cap->count1, cap->arg); 2186 cap->oap->op_type = OP_NOP; 2187 } 2188 else if (VIsual_active) 2189 nv_operator(cap); 2190 else 2191 clearop(cap->oap); 2192 } 2193 2194 /* 2195 * CTRL-F, CTRL-B, etc: Scroll page up or down. 2196 */ 2197 static void 2198 nv_page(cmdarg_T *cap) 2199 { 2200 if (!checkclearop(cap->oap)) 2201 { 2202 if (mod_mask & MOD_MASK_CTRL) 2203 { 2204 /* <C-PageUp>: tab page back; <C-PageDown>: tab page forward */ 2205 if (cap->arg == BACKWARD) 2206 goto_tabpage(-(int)cap->count1); 2207 else 2208 goto_tabpage((int)cap->count0); 2209 } 2210 else 2211 (void)onepage(cap->arg, cap->count1); 2212 } 2213 } 2214 2215 /* 2216 * Implementation of "gd" and "gD" command. 2217 */ 2218 static void 2219 nv_gd( 2220 oparg_T *oap, 2221 int nchar, 2222 int thisblock) /* 1 for "1gd" and "1gD" */ 2223 { 2224 int len; 2225 char_u *ptr; 2226 2227 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0 2228 || find_decl(ptr, len, nchar == 'd', thisblock, SEARCH_START) 2229 == FAIL) 2230 clearopbeep(oap); 2231 #ifdef FEAT_FOLDING 2232 else if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP) 2233 foldOpenCursor(); 2234 #endif 2235 } 2236 2237 /* 2238 * Return TRUE if line[offset] is not inside a C-style comment or string, FALSE 2239 * otherwise. 2240 */ 2241 static int 2242 is_ident(char_u *line, int offset) 2243 { 2244 int i; 2245 int incomment = FALSE; 2246 int instring = 0; 2247 int prev = 0; 2248 2249 for (i = 0; i < offset && line[i] != NUL; i++) 2250 { 2251 if (instring != 0) 2252 { 2253 if (prev != '\\' && line[i] == instring) 2254 instring = 0; 2255 } 2256 else if ((line[i] == '"' || line[i] == '\'') && !incomment) 2257 { 2258 instring = line[i]; 2259 } 2260 else 2261 { 2262 if (incomment) 2263 { 2264 if (prev == '*' && line[i] == '/') 2265 incomment = FALSE; 2266 } 2267 else if (prev == '/' && line[i] == '*') 2268 { 2269 incomment = TRUE; 2270 } 2271 else if (prev == '/' && line[i] == '/') 2272 { 2273 return FALSE; 2274 } 2275 } 2276 2277 prev = line[i]; 2278 } 2279 2280 return incomment == FALSE && instring == 0; 2281 } 2282 2283 /* 2284 * Search for variable declaration of "ptr[len]". 2285 * When "locally" is TRUE in the current function ("gd"), otherwise in the 2286 * current file ("gD"). 2287 * When "thisblock" is TRUE check the {} block scope. 2288 * Return FAIL when not found. 2289 */ 2290 int 2291 find_decl( 2292 char_u *ptr, 2293 int len, 2294 int locally, 2295 int thisblock, 2296 int flags_arg) /* flags passed to searchit() */ 2297 { 2298 char_u *pat; 2299 pos_T old_pos; 2300 pos_T par_pos; 2301 pos_T found_pos; 2302 int t; 2303 int save_p_ws; 2304 int save_p_scs; 2305 int retval = OK; 2306 int incll; 2307 int searchflags = flags_arg; 2308 int valid; 2309 2310 if ((pat = alloc(len + 7)) == NULL) 2311 return FAIL; 2312 2313 /* Put "\V" before the pattern to avoid that the special meaning of "." 2314 * and "~" causes trouble. */ 2315 sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s", 2316 len, ptr); 2317 old_pos = curwin->w_cursor; 2318 save_p_ws = p_ws; 2319 save_p_scs = p_scs; 2320 p_ws = FALSE; /* don't wrap around end of file now */ 2321 p_scs = FALSE; /* don't switch ignorecase off now */ 2322 2323 /* 2324 * With "gD" go to line 1. 2325 * With "gd" Search back for the start of the current function, then go 2326 * back until a blank line. If this fails go to line 1. 2327 */ 2328 if (!locally || !findpar(&incll, BACKWARD, 1L, '{', FALSE)) 2329 { 2330 setpcmark(); /* Set in findpar() otherwise */ 2331 curwin->w_cursor.lnum = 1; 2332 par_pos = curwin->w_cursor; 2333 } 2334 else 2335 { 2336 par_pos = curwin->w_cursor; 2337 while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL) 2338 --curwin->w_cursor.lnum; 2339 } 2340 curwin->w_cursor.col = 0; 2341 2342 /* Search forward for the identifier, ignore comment lines. */ 2343 CLEAR_POS(&found_pos); 2344 for (;;) 2345 { 2346 t = searchit(curwin, curbuf, &curwin->w_cursor, NULL, FORWARD, 2347 pat, 1L, searchflags, RE_LAST, NULL); 2348 if (curwin->w_cursor.lnum >= old_pos.lnum) 2349 t = FAIL; /* match after start is failure too */ 2350 2351 if (thisblock && t != FAIL) 2352 { 2353 pos_T *pos; 2354 2355 /* Check that the block the match is in doesn't end before the 2356 * position where we started the search from. */ 2357 if ((pos = findmatchlimit(NULL, '}', FM_FORWARD, 2358 (int)(old_pos.lnum - curwin->w_cursor.lnum + 1))) != NULL 2359 && pos->lnum < old_pos.lnum) 2360 { 2361 /* There can't be a useful match before the end of this block. 2362 * Skip to the end. */ 2363 curwin->w_cursor = *pos; 2364 continue; 2365 } 2366 } 2367 2368 if (t == FAIL) 2369 { 2370 /* If we previously found a valid position, use it. */ 2371 if (found_pos.lnum != 0) 2372 { 2373 curwin->w_cursor = found_pos; 2374 t = OK; 2375 } 2376 break; 2377 } 2378 if (get_leader_len(ml_get_curline(), NULL, FALSE, TRUE) > 0) 2379 { 2380 /* Ignore this line, continue at start of next line. */ 2381 ++curwin->w_cursor.lnum; 2382 curwin->w_cursor.col = 0; 2383 continue; 2384 } 2385 valid = is_ident(ml_get_curline(), curwin->w_cursor.col); 2386 2387 /* If the current position is not a valid identifier and a previous 2388 * match is present, favor that one instead. */ 2389 if (!valid && found_pos.lnum != 0) 2390 { 2391 curwin->w_cursor = found_pos; 2392 break; 2393 } 2394 2395 /* Global search: use first valid match found */ 2396 if (valid && !locally) 2397 break; 2398 if (valid && curwin->w_cursor.lnum >= par_pos.lnum) 2399 { 2400 /* If we previously found a valid position, use it. */ 2401 if (found_pos.lnum != 0) 2402 curwin->w_cursor = found_pos; 2403 break; 2404 } 2405 2406 /* For finding a local variable and the match is before the "{" or 2407 * inside a comment, continue searching. For K&R style function 2408 * declarations this skips the function header without types. */ 2409 if (!valid) 2410 CLEAR_POS(&found_pos); 2411 else 2412 found_pos = curwin->w_cursor; 2413 /* Remove SEARCH_START from flags to avoid getting stuck at one 2414 * position. */ 2415 searchflags &= ~SEARCH_START; 2416 } 2417 2418 if (t == FAIL) 2419 { 2420 retval = FAIL; 2421 curwin->w_cursor = old_pos; 2422 } 2423 else 2424 { 2425 curwin->w_set_curswant = TRUE; 2426 /* "n" searches forward now */ 2427 reset_search_dir(); 2428 } 2429 2430 vim_free(pat); 2431 p_ws = save_p_ws; 2432 p_scs = save_p_scs; 2433 2434 return retval; 2435 } 2436 2437 /* 2438 * Move 'dist' lines in direction 'dir', counting lines by *screen* 2439 * lines rather than lines in the file. 2440 * 'dist' must be positive. 2441 * 2442 * Return OK if able to move cursor, FAIL otherwise. 2443 */ 2444 static int 2445 nv_screengo(oparg_T *oap, int dir, long dist) 2446 { 2447 int linelen = linetabsize(ml_get_curline()); 2448 int retval = OK; 2449 int atend = FALSE; 2450 int n; 2451 int col_off1; /* margin offset for first screen line */ 2452 int col_off2; /* margin offset for wrapped screen line */ 2453 int width1; /* text width for first screen line */ 2454 int width2; /* test width for wrapped screen line */ 2455 2456 oap->motion_type = MCHAR; 2457 oap->inclusive = (curwin->w_curswant == MAXCOL); 2458 2459 col_off1 = curwin_col_off(); 2460 col_off2 = col_off1 - curwin_col_off2(); 2461 width1 = curwin->w_width - col_off1; 2462 width2 = curwin->w_width - col_off2; 2463 if (width2 == 0) 2464 width2 = 1; /* avoid divide by zero */ 2465 2466 if (curwin->w_width != 0) 2467 { 2468 /* 2469 * Instead of sticking at the last character of the buffer line we 2470 * try to stick in the last column of the screen. 2471 */ 2472 if (curwin->w_curswant == MAXCOL) 2473 { 2474 atend = TRUE; 2475 validate_virtcol(); 2476 if (width1 <= 0) 2477 curwin->w_curswant = 0; 2478 else 2479 { 2480 curwin->w_curswant = width1 - 1; 2481 if (curwin->w_virtcol > curwin->w_curswant) 2482 curwin->w_curswant += ((curwin->w_virtcol 2483 - curwin->w_curswant - 1) / width2 + 1) * width2; 2484 } 2485 } 2486 else 2487 { 2488 if (linelen > width1) 2489 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2490 else 2491 n = width1; 2492 if (curwin->w_curswant >= (colnr_T)n) 2493 curwin->w_curswant = n - 1; 2494 } 2495 2496 while (dist--) 2497 { 2498 if (dir == BACKWARD) 2499 { 2500 if ((long)curwin->w_curswant >= width1) 2501 // Move back within the line. This can give a negative value 2502 // for w_curswant if width1 < width2 (with cpoptions+=n), 2503 // which will get clipped to column 0. 2504 curwin->w_curswant -= width2; 2505 else 2506 { 2507 /* to previous line */ 2508 if (curwin->w_cursor.lnum == 1) 2509 { 2510 retval = FAIL; 2511 break; 2512 } 2513 --curwin->w_cursor.lnum; 2514 #ifdef FEAT_FOLDING 2515 /* Move to the start of a closed fold. Don't do that when 2516 * 'foldopen' contains "all": it will open in a moment. */ 2517 if (!(fdo_flags & FDO_ALL)) 2518 (void)hasFolding(curwin->w_cursor.lnum, 2519 &curwin->w_cursor.lnum, NULL); 2520 #endif 2521 linelen = linetabsize(ml_get_curline()); 2522 if (linelen > width1) 2523 curwin->w_curswant += (((linelen - width1 - 1) / width2) 2524 + 1) * width2; 2525 } 2526 } 2527 else /* dir == FORWARD */ 2528 { 2529 if (linelen > width1) 2530 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2531 else 2532 n = width1; 2533 if (curwin->w_curswant + width2 < (colnr_T)n) 2534 /* move forward within line */ 2535 curwin->w_curswant += width2; 2536 else 2537 { 2538 /* to next line */ 2539 #ifdef FEAT_FOLDING 2540 /* Move to the end of a closed fold. */ 2541 (void)hasFolding(curwin->w_cursor.lnum, NULL, 2542 &curwin->w_cursor.lnum); 2543 #endif 2544 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 2545 { 2546 retval = FAIL; 2547 break; 2548 } 2549 curwin->w_cursor.lnum++; 2550 curwin->w_curswant %= width2; 2551 // Check if the cursor has moved below the number display 2552 // when width1 < width2 (with cpoptions+=n). Subtract width2 2553 // to get a negative value for w_curswant, which will get 2554 // clipped to column 0. 2555 if (curwin->w_curswant >= width1) 2556 curwin->w_curswant -= width2; 2557 linelen = linetabsize(ml_get_curline()); 2558 } 2559 } 2560 } 2561 } 2562 2563 if (virtual_active() && atend) 2564 coladvance(MAXCOL); 2565 else 2566 coladvance(curwin->w_curswant); 2567 2568 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 2569 { 2570 colnr_T virtcol; 2571 2572 /* 2573 * Check for landing on a character that got split at the end of the 2574 * last line. We want to advance a screenline, not end up in the same 2575 * screenline or move two screenlines. 2576 */ 2577 validate_virtcol(); 2578 virtcol = curwin->w_virtcol; 2579 #if defined(FEAT_LINEBREAK) 2580 if (virtcol > (colnr_T)width1 && *p_sbr != NUL) 2581 virtcol -= vim_strsize(p_sbr); 2582 #endif 2583 2584 if (virtcol > curwin->w_curswant 2585 && (curwin->w_curswant < (colnr_T)width1 2586 ? (curwin->w_curswant > (colnr_T)width1 / 2) 2587 : ((curwin->w_curswant - width1) % width2 2588 > (colnr_T)width2 / 2))) 2589 --curwin->w_cursor.col; 2590 } 2591 2592 if (atend) 2593 curwin->w_curswant = MAXCOL; /* stick in the last column */ 2594 2595 return retval; 2596 } 2597 2598 /* 2599 * Handle CTRL-E and CTRL-Y commands: scroll a line up or down. 2600 * cap->arg must be TRUE for CTRL-E. 2601 */ 2602 void 2603 nv_scroll_line(cmdarg_T *cap) 2604 { 2605 if (!checkclearop(cap->oap)) 2606 scroll_redraw(cap->arg, cap->count1); 2607 } 2608 2609 /* 2610 * Scroll "count" lines up or down, and redraw. 2611 */ 2612 void 2613 scroll_redraw(int up, long count) 2614 { 2615 linenr_T prev_topline = curwin->w_topline; 2616 #ifdef FEAT_DIFF 2617 int prev_topfill = curwin->w_topfill; 2618 #endif 2619 linenr_T prev_lnum = curwin->w_cursor.lnum; 2620 2621 if (up) 2622 scrollup(count, TRUE); 2623 else 2624 scrolldown(count, TRUE); 2625 if (get_scrolloff_value()) 2626 { 2627 /* Adjust the cursor position for 'scrolloff'. Mark w_topline as 2628 * valid, otherwise the screen jumps back at the end of the file. */ 2629 cursor_correct(); 2630 check_cursor_moved(curwin); 2631 curwin->w_valid |= VALID_TOPLINE; 2632 2633 /* If moved back to where we were, at least move the cursor, otherwise 2634 * we get stuck at one position. Don't move the cursor up if the 2635 * first line of the buffer is already on the screen */ 2636 while (curwin->w_topline == prev_topline 2637 #ifdef FEAT_DIFF 2638 && curwin->w_topfill == prev_topfill 2639 #endif 2640 ) 2641 { 2642 if (up) 2643 { 2644 if (curwin->w_cursor.lnum > prev_lnum 2645 || cursor_down(1L, FALSE) == FAIL) 2646 break; 2647 } 2648 else 2649 { 2650 if (curwin->w_cursor.lnum < prev_lnum 2651 || prev_topline == 1L 2652 || cursor_up(1L, FALSE) == FAIL) 2653 break; 2654 } 2655 /* Mark w_topline as valid, otherwise the screen jumps back at the 2656 * end of the file. */ 2657 check_cursor_moved(curwin); 2658 curwin->w_valid |= VALID_TOPLINE; 2659 } 2660 } 2661 if (curwin->w_cursor.lnum != prev_lnum) 2662 coladvance(curwin->w_curswant); 2663 redraw_later(VALID); 2664 } 2665 2666 /* 2667 * Commands that start with "z". 2668 */ 2669 static void 2670 nv_zet(cmdarg_T *cap) 2671 { 2672 long n; 2673 colnr_T col; 2674 int nchar = cap->nchar; 2675 #ifdef FEAT_FOLDING 2676 long old_fdl = curwin->w_p_fdl; 2677 int old_fen = curwin->w_p_fen; 2678 #endif 2679 #ifdef FEAT_SPELL 2680 int undo = FALSE; 2681 #endif 2682 long siso = get_sidescrolloff_value(); 2683 2684 if (VIM_ISDIGIT(nchar)) 2685 { 2686 /* 2687 * "z123{nchar}": edit the count before obtaining {nchar} 2688 */ 2689 if (checkclearop(cap->oap)) 2690 return; 2691 n = nchar - '0'; 2692 for (;;) 2693 { 2694 #ifdef USE_ON_FLY_SCROLL 2695 dont_scroll = TRUE; /* disallow scrolling here */ 2696 #endif 2697 ++no_mapping; 2698 ++allow_keys; /* no mapping for nchar, but allow key codes */ 2699 nchar = plain_vgetc(); 2700 LANGMAP_ADJUST(nchar, TRUE); 2701 --no_mapping; 2702 --allow_keys; 2703 #ifdef FEAT_CMDL_INFO 2704 (void)add_to_showcmd(nchar); 2705 #endif 2706 if (nchar == K_DEL || nchar == K_KDEL) 2707 n /= 10; 2708 else if (VIM_ISDIGIT(nchar)) 2709 n = n * 10 + (nchar - '0'); 2710 else if (nchar == CAR) 2711 { 2712 #ifdef FEAT_GUI 2713 need_mouse_correct = TRUE; 2714 #endif 2715 win_setheight((int)n); 2716 break; 2717 } 2718 else if (nchar == 'l' 2719 || nchar == 'h' 2720 || nchar == K_LEFT 2721 || nchar == K_RIGHT) 2722 { 2723 cap->count1 = n ? n * cap->count1 : cap->count1; 2724 goto dozet; 2725 } 2726 else 2727 { 2728 clearopbeep(cap->oap); 2729 break; 2730 } 2731 } 2732 cap->oap->op_type = OP_NOP; 2733 return; 2734 } 2735 2736 dozet: 2737 if ( 2738 #ifdef FEAT_FOLDING 2739 /* "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc" 2740 * and "zC" only in Visual mode. "zj" and "zk" are motion 2741 * commands. */ 2742 cap->nchar != 'f' && cap->nchar != 'F' 2743 && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar)) 2744 && cap->nchar != 'j' && cap->nchar != 'k' 2745 && 2746 #endif 2747 checkclearop(cap->oap)) 2748 return; 2749 2750 /* 2751 * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb": 2752 * If line number given, set cursor. 2753 */ 2754 if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL) 2755 && cap->count0 2756 && cap->count0 != curwin->w_cursor.lnum) 2757 { 2758 setpcmark(); 2759 if (cap->count0 > curbuf->b_ml.ml_line_count) 2760 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2761 else 2762 curwin->w_cursor.lnum = cap->count0; 2763 check_cursor_col(); 2764 } 2765 2766 switch (nchar) 2767 { 2768 /* "z+", "z<CR>" and "zt": put cursor at top of screen */ 2769 case '+': 2770 if (cap->count0 == 0) 2771 { 2772 /* No count given: put cursor at the line below screen */ 2773 validate_botline(); /* make sure w_botline is valid */ 2774 if (curwin->w_botline > curbuf->b_ml.ml_line_count) 2775 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2776 else 2777 curwin->w_cursor.lnum = curwin->w_botline; 2778 } 2779 /* FALLTHROUGH */ 2780 case NL: 2781 case CAR: 2782 case K_KENTER: 2783 beginline(BL_WHITE | BL_FIX); 2784 /* FALLTHROUGH */ 2785 2786 case 't': scroll_cursor_top(0, TRUE); 2787 redraw_later(VALID); 2788 set_fraction(curwin); 2789 break; 2790 2791 /* "z." and "zz": put cursor in middle of screen */ 2792 case '.': beginline(BL_WHITE | BL_FIX); 2793 /* FALLTHROUGH */ 2794 2795 case 'z': scroll_cursor_halfway(TRUE); 2796 redraw_later(VALID); 2797 set_fraction(curwin); 2798 break; 2799 2800 /* "z^", "z-" and "zb": put cursor at bottom of screen */ 2801 case '^': /* Strange Vi behavior: <count>z^ finds line at top of window 2802 * when <count> is at bottom of window, and puts that one at 2803 * bottom of window. */ 2804 if (cap->count0 != 0) 2805 { 2806 scroll_cursor_bot(0, TRUE); 2807 curwin->w_cursor.lnum = curwin->w_topline; 2808 } 2809 else if (curwin->w_topline == 1) 2810 curwin->w_cursor.lnum = 1; 2811 else 2812 curwin->w_cursor.lnum = curwin->w_topline - 1; 2813 /* FALLTHROUGH */ 2814 case '-': 2815 beginline(BL_WHITE | BL_FIX); 2816 /* FALLTHROUGH */ 2817 2818 case 'b': scroll_cursor_bot(0, TRUE); 2819 redraw_later(VALID); 2820 set_fraction(curwin); 2821 break; 2822 2823 /* "zH" - scroll screen right half-page */ 2824 case 'H': 2825 cap->count1 *= curwin->w_width / 2; 2826 /* FALLTHROUGH */ 2827 2828 /* "zh" - scroll screen to the right */ 2829 case 'h': 2830 case K_LEFT: 2831 if (!curwin->w_p_wrap) 2832 { 2833 if ((colnr_T)cap->count1 > curwin->w_leftcol) 2834 curwin->w_leftcol = 0; 2835 else 2836 curwin->w_leftcol -= (colnr_T)cap->count1; 2837 leftcol_changed(); 2838 } 2839 break; 2840 2841 /* "zL" - scroll screen left half-page */ 2842 case 'L': cap->count1 *= curwin->w_width / 2; 2843 /* FALLTHROUGH */ 2844 2845 /* "zl" - scroll screen to the left */ 2846 case 'l': 2847 case K_RIGHT: 2848 if (!curwin->w_p_wrap) 2849 { 2850 /* scroll the window left */ 2851 curwin->w_leftcol += (colnr_T)cap->count1; 2852 leftcol_changed(); 2853 } 2854 break; 2855 2856 /* "zs" - scroll screen, cursor at the start */ 2857 case 's': if (!curwin->w_p_wrap) 2858 { 2859 #ifdef FEAT_FOLDING 2860 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2861 col = 0; /* like the cursor is in col 0 */ 2862 else 2863 #endif 2864 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL); 2865 if ((long)col > siso) 2866 col -= siso; 2867 else 2868 col = 0; 2869 if (curwin->w_leftcol != col) 2870 { 2871 curwin->w_leftcol = col; 2872 redraw_later(NOT_VALID); 2873 } 2874 } 2875 break; 2876 2877 /* "ze" - scroll screen, cursor at the end */ 2878 case 'e': if (!curwin->w_p_wrap) 2879 { 2880 #ifdef FEAT_FOLDING 2881 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2882 col = 0; /* like the cursor is in col 0 */ 2883 else 2884 #endif 2885 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col); 2886 n = curwin->w_width - curwin_col_off(); 2887 if ((long)col + siso < n) 2888 col = 0; 2889 else 2890 col = col + siso - n + 1; 2891 if (curwin->w_leftcol != col) 2892 { 2893 curwin->w_leftcol = col; 2894 redraw_later(NOT_VALID); 2895 } 2896 } 2897 break; 2898 2899 #ifdef FEAT_FOLDING 2900 /* "zF": create fold command */ 2901 /* "zf": create fold operator */ 2902 case 'F': 2903 case 'f': if (foldManualAllowed(TRUE)) 2904 { 2905 cap->nchar = 'f'; 2906 nv_operator(cap); 2907 curwin->w_p_fen = TRUE; 2908 2909 /* "zF" is like "zfzf" */ 2910 if (nchar == 'F' && cap->oap->op_type == OP_FOLD) 2911 { 2912 nv_operator(cap); 2913 finish_op = TRUE; 2914 } 2915 } 2916 else 2917 clearopbeep(cap->oap); 2918 break; 2919 2920 /* "zd": delete fold at cursor */ 2921 /* "zD": delete fold at cursor recursively */ 2922 case 'd': 2923 case 'D': if (foldManualAllowed(FALSE)) 2924 { 2925 if (VIsual_active) 2926 nv_operator(cap); 2927 else 2928 deleteFold(curwin->w_cursor.lnum, 2929 curwin->w_cursor.lnum, nchar == 'D', FALSE); 2930 } 2931 break; 2932 2933 /* "zE": erase all folds */ 2934 case 'E': if (foldmethodIsManual(curwin)) 2935 { 2936 clearFolding(curwin); 2937 changed_window_setting(); 2938 } 2939 else if (foldmethodIsMarker(curwin)) 2940 deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count, 2941 TRUE, FALSE); 2942 else 2943 emsg(_("E352: Cannot erase folds with current 'foldmethod'")); 2944 break; 2945 2946 /* "zn": fold none: reset 'foldenable' */ 2947 case 'n': curwin->w_p_fen = FALSE; 2948 break; 2949 2950 /* "zN": fold Normal: set 'foldenable' */ 2951 case 'N': curwin->w_p_fen = TRUE; 2952 break; 2953 2954 /* "zi": invert folding: toggle 'foldenable' */ 2955 case 'i': curwin->w_p_fen = !curwin->w_p_fen; 2956 break; 2957 2958 /* "za": open closed fold or close open fold at cursor */ 2959 case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2960 openFold(curwin->w_cursor.lnum, cap->count1); 2961 else 2962 { 2963 closeFold(curwin->w_cursor.lnum, cap->count1); 2964 curwin->w_p_fen = TRUE; 2965 } 2966 break; 2967 2968 /* "zA": open fold at cursor recursively */ 2969 case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2970 openFoldRecurse(curwin->w_cursor.lnum); 2971 else 2972 { 2973 closeFoldRecurse(curwin->w_cursor.lnum); 2974 curwin->w_p_fen = TRUE; 2975 } 2976 break; 2977 2978 /* "zo": open fold at cursor or Visual area */ 2979 case 'o': if (VIsual_active) 2980 nv_operator(cap); 2981 else 2982 openFold(curwin->w_cursor.lnum, cap->count1); 2983 break; 2984 2985 /* "zO": open fold recursively */ 2986 case 'O': if (VIsual_active) 2987 nv_operator(cap); 2988 else 2989 openFoldRecurse(curwin->w_cursor.lnum); 2990 break; 2991 2992 /* "zc": close fold at cursor or Visual area */ 2993 case 'c': if (VIsual_active) 2994 nv_operator(cap); 2995 else 2996 closeFold(curwin->w_cursor.lnum, cap->count1); 2997 curwin->w_p_fen = TRUE; 2998 break; 2999 3000 /* "zC": close fold recursively */ 3001 case 'C': if (VIsual_active) 3002 nv_operator(cap); 3003 else 3004 closeFoldRecurse(curwin->w_cursor.lnum); 3005 curwin->w_p_fen = TRUE; 3006 break; 3007 3008 /* "zv": open folds at the cursor */ 3009 case 'v': foldOpenCursor(); 3010 break; 3011 3012 /* "zx": re-apply 'foldlevel' and open folds at the cursor */ 3013 case 'x': curwin->w_p_fen = TRUE; 3014 curwin->w_foldinvalid = TRUE; /* recompute folds */ 3015 newFoldLevel(); /* update right now */ 3016 foldOpenCursor(); 3017 break; 3018 3019 /* "zX": undo manual opens/closes, re-apply 'foldlevel' */ 3020 case 'X': curwin->w_p_fen = TRUE; 3021 curwin->w_foldinvalid = TRUE; /* recompute folds */ 3022 old_fdl = -1; /* force an update */ 3023 break; 3024 3025 /* "zm": fold more */ 3026 case 'm': if (curwin->w_p_fdl > 0) 3027 { 3028 curwin->w_p_fdl -= cap->count1; 3029 if (curwin->w_p_fdl < 0) 3030 curwin->w_p_fdl = 0; 3031 } 3032 old_fdl = -1; /* force an update */ 3033 curwin->w_p_fen = TRUE; 3034 break; 3035 3036 /* "zM": close all folds */ 3037 case 'M': curwin->w_p_fdl = 0; 3038 old_fdl = -1; /* force an update */ 3039 curwin->w_p_fen = TRUE; 3040 break; 3041 3042 /* "zr": reduce folding */ 3043 case 'r': curwin->w_p_fdl += cap->count1; 3044 { 3045 int d = getDeepestNesting(); 3046 3047 if (curwin->w_p_fdl >= d) 3048 curwin->w_p_fdl = d; 3049 } 3050 break; 3051 3052 /* "zR": open all folds */ 3053 case 'R': curwin->w_p_fdl = getDeepestNesting(); 3054 old_fdl = -1; /* force an update */ 3055 break; 3056 3057 case 'j': /* "zj" move to next fold downwards */ 3058 case 'k': /* "zk" move to next fold upwards */ 3059 if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD, 3060 cap->count1) == FAIL) 3061 clearopbeep(cap->oap); 3062 break; 3063 3064 #endif /* FEAT_FOLDING */ 3065 3066 #ifdef FEAT_SPELL 3067 case 'u': /* "zug" and "zuw": undo "zg" and "zw" */ 3068 ++no_mapping; 3069 ++allow_keys; /* no mapping for nchar, but allow key codes */ 3070 nchar = plain_vgetc(); 3071 LANGMAP_ADJUST(nchar, TRUE); 3072 --no_mapping; 3073 --allow_keys; 3074 #ifdef FEAT_CMDL_INFO 3075 (void)add_to_showcmd(nchar); 3076 #endif 3077 if (vim_strchr((char_u *)"gGwW", nchar) == NULL) 3078 { 3079 clearopbeep(cap->oap); 3080 break; 3081 } 3082 undo = TRUE; 3083 /* FALLTHROUGH */ 3084 3085 case 'g': /* "zg": add good word to word list */ 3086 case 'w': /* "zw": add wrong word to word list */ 3087 case 'G': /* "zG": add good word to temp word list */ 3088 case 'W': /* "zW": add wrong word to temp word list */ 3089 { 3090 char_u *ptr = NULL; 3091 int len; 3092 3093 if (checkclearop(cap->oap)) 3094 break; 3095 if (VIsual_active && get_visual_text(cap, &ptr, &len) 3096 == FAIL) 3097 return; 3098 if (ptr == NULL) 3099 { 3100 pos_T pos = curwin->w_cursor; 3101 3102 /* Find bad word under the cursor. When 'spell' is 3103 * off this fails and find_ident_under_cursor() is 3104 * used below. */ 3105 emsg_off++; 3106 len = spell_move_to(curwin, FORWARD, TRUE, TRUE, NULL); 3107 emsg_off--; 3108 if (len != 0 && curwin->w_cursor.col <= pos.col) 3109 ptr = ml_get_pos(&curwin->w_cursor); 3110 curwin->w_cursor = pos; 3111 } 3112 3113 if (ptr == NULL && (len = find_ident_under_cursor(&ptr, 3114 FIND_IDENT)) == 0) 3115 return; 3116 spell_add_word(ptr, len, nchar == 'w' || nchar == 'W' 3117 ? SPELL_ADD_BAD : SPELL_ADD_GOOD, 3118 (nchar == 'G' || nchar == 'W') 3119 ? 0 : (int)cap->count1, 3120 undo); 3121 } 3122 break; 3123 3124 case '=': /* "z=": suggestions for a badly spelled word */ 3125 if (!checkclearop(cap->oap)) 3126 spell_suggest((int)cap->count0); 3127 break; 3128 #endif 3129 3130 default: clearopbeep(cap->oap); 3131 } 3132 3133 #ifdef FEAT_FOLDING 3134 /* Redraw when 'foldenable' changed */ 3135 if (old_fen != curwin->w_p_fen) 3136 { 3137 # ifdef FEAT_DIFF 3138 win_T *wp; 3139 3140 if (foldmethodIsDiff(curwin) && curwin->w_p_scb) 3141 { 3142 /* Adjust 'foldenable' in diff-synced windows. */ 3143 FOR_ALL_WINDOWS(wp) 3144 { 3145 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb) 3146 { 3147 wp->w_p_fen = curwin->w_p_fen; 3148 changed_window_setting_win(wp); 3149 } 3150 } 3151 } 3152 # endif 3153 changed_window_setting(); 3154 } 3155 3156 /* Redraw when 'foldlevel' changed. */ 3157 if (old_fdl != curwin->w_p_fdl) 3158 newFoldLevel(); 3159 #endif 3160 } 3161 3162 #ifdef FEAT_GUI 3163 /* 3164 * Vertical scrollbar movement. 3165 */ 3166 static void 3167 nv_ver_scrollbar(cmdarg_T *cap) 3168 { 3169 if (cap->oap->op_type != OP_NOP) 3170 clearopbeep(cap->oap); 3171 3172 /* Even if an operator was pending, we still want to scroll */ 3173 gui_do_scroll(); 3174 } 3175 3176 /* 3177 * Horizontal scrollbar movement. 3178 */ 3179 static void 3180 nv_hor_scrollbar(cmdarg_T *cap) 3181 { 3182 if (cap->oap->op_type != OP_NOP) 3183 clearopbeep(cap->oap); 3184 3185 /* Even if an operator was pending, we still want to scroll */ 3186 gui_do_horiz_scroll(scrollbar_value, FALSE); 3187 } 3188 #endif 3189 3190 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3191 /* 3192 * Click in GUI tab. 3193 */ 3194 static void 3195 nv_tabline(cmdarg_T *cap) 3196 { 3197 if (cap->oap->op_type != OP_NOP) 3198 clearopbeep(cap->oap); 3199 3200 /* Even if an operator was pending, we still want to jump tabs. */ 3201 goto_tabpage(current_tab); 3202 } 3203 3204 /* 3205 * Selected item in tab line menu. 3206 */ 3207 static void 3208 nv_tabmenu(cmdarg_T *cap) 3209 { 3210 if (cap->oap->op_type != OP_NOP) 3211 clearopbeep(cap->oap); 3212 3213 /* Even if an operator was pending, we still want to jump tabs. */ 3214 handle_tabmenu(); 3215 } 3216 3217 /* 3218 * Handle selecting an item of the GUI tab line menu. 3219 * Used in Normal and Insert mode. 3220 */ 3221 void 3222 handle_tabmenu(void) 3223 { 3224 switch (current_tabmenu) 3225 { 3226 case TABLINE_MENU_CLOSE: 3227 if (current_tab == 0) 3228 do_cmdline_cmd((char_u *)"tabclose"); 3229 else 3230 { 3231 vim_snprintf((char *)IObuff, IOSIZE, "tabclose %d", 3232 current_tab); 3233 do_cmdline_cmd(IObuff); 3234 } 3235 break; 3236 3237 case TABLINE_MENU_NEW: 3238 if (current_tab == 0) 3239 do_cmdline_cmd((char_u *)"$tabnew"); 3240 else 3241 { 3242 vim_snprintf((char *)IObuff, IOSIZE, "%dtabnew", 3243 current_tab - 1); 3244 do_cmdline_cmd(IObuff); 3245 } 3246 break; 3247 3248 case TABLINE_MENU_OPEN: 3249 if (current_tab == 0) 3250 do_cmdline_cmd((char_u *)"browse $tabnew"); 3251 else 3252 { 3253 vim_snprintf((char *)IObuff, IOSIZE, "browse %dtabnew", 3254 current_tab - 1); 3255 do_cmdline_cmd(IObuff); 3256 } 3257 break; 3258 } 3259 } 3260 #endif 3261 3262 /* 3263 * "Q" command. 3264 */ 3265 static void 3266 nv_exmode(cmdarg_T *cap) 3267 { 3268 /* 3269 * Ignore 'Q' in Visual mode, just give a beep. 3270 */ 3271 if (VIsual_active) 3272 vim_beep(BO_EX); 3273 else if (!checkclearop(cap->oap)) 3274 do_exmode(FALSE); 3275 } 3276 3277 /* 3278 * Handle a ":" command. 3279 */ 3280 static void 3281 nv_colon(cmdarg_T *cap) 3282 { 3283 int old_p_im; 3284 int cmd_result; 3285 3286 if (VIsual_active) 3287 nv_operator(cap); 3288 else 3289 { 3290 if (cap->oap->op_type != OP_NOP) 3291 { 3292 /* Using ":" as a movement is characterwise exclusive. */ 3293 cap->oap->motion_type = MCHAR; 3294 cap->oap->inclusive = FALSE; 3295 } 3296 else if (cap->count0) 3297 { 3298 /* translate "count:" into ":.,.+(count - 1)" */ 3299 stuffcharReadbuff('.'); 3300 if (cap->count0 > 1) 3301 { 3302 stuffReadbuff((char_u *)",.+"); 3303 stuffnumReadbuff((long)cap->count0 - 1L); 3304 } 3305 } 3306 3307 /* When typing, don't type below an old message */ 3308 if (KeyTyped) 3309 compute_cmdrow(); 3310 3311 old_p_im = p_im; 3312 3313 /* get a command line and execute it */ 3314 cmd_result = do_cmdline(NULL, getexline, NULL, 3315 cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0); 3316 3317 /* If 'insertmode' changed, enter or exit Insert mode */ 3318 if (p_im != old_p_im) 3319 { 3320 if (p_im) 3321 restart_edit = 'i'; 3322 else 3323 restart_edit = 0; 3324 } 3325 3326 if (cmd_result == FAIL) 3327 /* The Ex command failed, do not execute the operator. */ 3328 clearop(cap->oap); 3329 else if (cap->oap->op_type != OP_NOP 3330 && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count 3331 || cap->oap->start.col > 3332 (colnr_T)STRLEN(ml_get(cap->oap->start.lnum)) 3333 || did_emsg 3334 )) 3335 /* The start of the operator has become invalid by the Ex command. 3336 */ 3337 clearopbeep(cap->oap); 3338 } 3339 } 3340 3341 /* 3342 * Handle CTRL-G command. 3343 */ 3344 static void 3345 nv_ctrlg(cmdarg_T *cap) 3346 { 3347 if (VIsual_active) /* toggle Selection/Visual mode */ 3348 { 3349 VIsual_select = !VIsual_select; 3350 showmode(); 3351 } 3352 else if (!checkclearop(cap->oap)) 3353 /* print full name if count given or :cd used */ 3354 fileinfo((int)cap->count0, FALSE, TRUE); 3355 } 3356 3357 /* 3358 * Handle CTRL-H <Backspace> command. 3359 */ 3360 static void 3361 nv_ctrlh(cmdarg_T *cap) 3362 { 3363 if (VIsual_active && VIsual_select) 3364 { 3365 cap->cmdchar = 'x'; /* BS key behaves like 'x' in Select mode */ 3366 v_visop(cap); 3367 } 3368 else 3369 nv_left(cap); 3370 } 3371 3372 /* 3373 * CTRL-L: clear screen and redraw. 3374 */ 3375 static void 3376 nv_clear(cmdarg_T *cap) 3377 { 3378 if (!checkclearop(cap->oap)) 3379 { 3380 #if defined(__BEOS__) && !USE_THREAD_FOR_INPUT_WITH_TIMEOUT 3381 /* 3382 * Right now, the BeBox doesn't seem to have an easy way to detect 3383 * window resizing, so we cheat and make the user detect it 3384 * manually with CTRL-L instead 3385 */ 3386 ui_get_shellsize(); 3387 #endif 3388 #ifdef FEAT_SYN_HL 3389 /* Clear all syntax states to force resyncing. */ 3390 syn_stack_free_all(curwin->w_s); 3391 # ifdef FEAT_RELTIME 3392 { 3393 win_T *wp; 3394 3395 FOR_ALL_WINDOWS(wp) 3396 wp->w_s->b_syn_slow = FALSE; 3397 } 3398 # endif 3399 #endif 3400 redraw_later(CLEAR); 3401 #if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL)) 3402 # ifdef VIMDLL 3403 if (!gui.in_use) 3404 # endif 3405 resize_console_buf(); 3406 #endif 3407 } 3408 } 3409 3410 /* 3411 * CTRL-O: In Select mode: switch to Visual mode for one command. 3412 * Otherwise: Go to older pcmark. 3413 */ 3414 static void 3415 nv_ctrlo(cmdarg_T *cap) 3416 { 3417 if (VIsual_active && VIsual_select) 3418 { 3419 VIsual_select = FALSE; 3420 showmode(); 3421 restart_VIsual_select = 2; /* restart Select mode later */ 3422 } 3423 else 3424 { 3425 cap->count1 = -cap->count1; 3426 nv_pcmark(cap); 3427 } 3428 } 3429 3430 /* 3431 * CTRL-^ command, short for ":e #". Works even when the alternate buffer is 3432 * not named. 3433 */ 3434 static void 3435 nv_hat(cmdarg_T *cap) 3436 { 3437 if (!checkclearopq(cap->oap)) 3438 (void)buflist_getfile((int)cap->count0, (linenr_T)0, 3439 GETF_SETMARK|GETF_ALT, FALSE); 3440 } 3441 3442 /* 3443 * "Z" commands. 3444 */ 3445 static void 3446 nv_Zet(cmdarg_T *cap) 3447 { 3448 if (!checkclearopq(cap->oap)) 3449 { 3450 switch (cap->nchar) 3451 { 3452 /* "ZZ": equivalent to ":x". */ 3453 case 'Z': do_cmdline_cmd((char_u *)"x"); 3454 break; 3455 3456 /* "ZQ": equivalent to ":q!" (Elvis compatible). */ 3457 case 'Q': do_cmdline_cmd((char_u *)"q!"); 3458 break; 3459 3460 default: clearopbeep(cap->oap); 3461 } 3462 } 3463 } 3464 3465 /* 3466 * Call nv_ident() as if "c1" was used, with "c2" as next character. 3467 */ 3468 void 3469 do_nv_ident(int c1, int c2) 3470 { 3471 oparg_T oa; 3472 cmdarg_T ca; 3473 3474 clear_oparg(&oa); 3475 vim_memset(&ca, 0, sizeof(ca)); 3476 ca.oap = &oa; 3477 ca.cmdchar = c1; 3478 ca.nchar = c2; 3479 nv_ident(&ca); 3480 } 3481 3482 /* 3483 * Handle the commands that use the word under the cursor. 3484 * [g] CTRL-] :ta to current identifier 3485 * [g] 'K' run program for current identifier 3486 * [g] '*' / to current identifier or string 3487 * [g] '#' ? to current identifier or string 3488 * g ']' :tselect for current identifier 3489 */ 3490 static void 3491 nv_ident(cmdarg_T *cap) 3492 { 3493 char_u *ptr = NULL; 3494 char_u *buf; 3495 unsigned buflen; 3496 char_u *newbuf; 3497 char_u *p; 3498 char_u *kp; /* value of 'keywordprg' */ 3499 int kp_help; /* 'keywordprg' is ":he" */ 3500 int kp_ex; /* 'keywordprg' starts with ":" */ 3501 int n = 0; /* init for GCC */ 3502 int cmdchar; 3503 int g_cmd; /* "g" command */ 3504 int tag_cmd = FALSE; 3505 char_u *aux_ptr; 3506 int isman; 3507 int isman_s; 3508 3509 if (cap->cmdchar == 'g') /* "g*", "g#", "g]" and "gCTRL-]" */ 3510 { 3511 cmdchar = cap->nchar; 3512 g_cmd = TRUE; 3513 } 3514 else 3515 { 3516 cmdchar = cap->cmdchar; 3517 g_cmd = FALSE; 3518 } 3519 3520 if (cmdchar == POUND) /* the pound sign, '#' for English keyboards */ 3521 cmdchar = '#'; 3522 3523 /* 3524 * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode. 3525 */ 3526 if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K') 3527 { 3528 if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL) 3529 return; 3530 if (checkclearopq(cap->oap)) 3531 return; 3532 } 3533 3534 if (ptr == NULL && (n = find_ident_under_cursor(&ptr, 3535 (cmdchar == '*' || cmdchar == '#') 3536 ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0) 3537 { 3538 clearop(cap->oap); 3539 return; 3540 } 3541 3542 /* Allocate buffer to put the command in. Inserting backslashes can 3543 * double the length of the word. p_kp / curbuf->b_p_kp could be added 3544 * and some numbers. */ 3545 kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp); 3546 kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0 3547 || STRCMP(kp, ":help") == 0); 3548 if (kp_help && *skipwhite(ptr) == NUL) 3549 { 3550 emsg(_(e_noident)); /* found white space only */ 3551 return; 3552 } 3553 kp_ex = (*kp == ':'); 3554 buflen = (unsigned)(n * 2 + 30 + STRLEN(kp)); 3555 buf = alloc(buflen); 3556 if (buf == NULL) 3557 return; 3558 buf[0] = NUL; 3559 3560 switch (cmdchar) 3561 { 3562 case '*': 3563 case '#': 3564 /* 3565 * Put cursor at start of word, makes search skip the word 3566 * under the cursor. 3567 * Call setpcmark() first, so "*``" puts the cursor back where 3568 * it was. 3569 */ 3570 setpcmark(); 3571 curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline()); 3572 3573 if (!g_cmd && vim_iswordp(ptr)) 3574 STRCPY(buf, "\\<"); 3575 no_smartcase = TRUE; /* don't use 'smartcase' now */ 3576 break; 3577 3578 case 'K': 3579 if (kp_help) 3580 STRCPY(buf, "he! "); 3581 else if (kp_ex) 3582 { 3583 if (cap->count0 != 0) 3584 vim_snprintf((char *)buf, buflen, "%s %ld", 3585 kp, cap->count0); 3586 else 3587 STRCPY(buf, kp); 3588 STRCAT(buf, " "); 3589 } 3590 else 3591 { 3592 /* An external command will probably use an argument starting 3593 * with "-" as an option. To avoid trouble we skip the "-". */ 3594 while (*ptr == '-' && n > 0) 3595 { 3596 ++ptr; 3597 --n; 3598 } 3599 if (n == 0) 3600 { 3601 emsg(_(e_noident)); /* found dashes only */ 3602 vim_free(buf); 3603 return; 3604 } 3605 3606 /* When a count is given, turn it into a range. Is this 3607 * really what we want? */ 3608 isman = (STRCMP(kp, "man") == 0); 3609 isman_s = (STRCMP(kp, "man -s") == 0); 3610 if (cap->count0 != 0 && !(isman || isman_s)) 3611 sprintf((char *)buf, ".,.+%ld", cap->count0 - 1); 3612 3613 STRCAT(buf, "! "); 3614 if (cap->count0 == 0 && isman_s) 3615 STRCAT(buf, "man"); 3616 else 3617 STRCAT(buf, kp); 3618 STRCAT(buf, " "); 3619 if (cap->count0 != 0 && (isman || isman_s)) 3620 { 3621 sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0); 3622 STRCAT(buf, " "); 3623 } 3624 } 3625 break; 3626 3627 case ']': 3628 tag_cmd = TRUE; 3629 #ifdef FEAT_CSCOPE 3630 if (p_cst) 3631 STRCPY(buf, "cstag "); 3632 else 3633 #endif 3634 STRCPY(buf, "ts "); 3635 break; 3636 3637 default: 3638 tag_cmd = TRUE; 3639 if (curbuf->b_help) 3640 STRCPY(buf, "he! "); 3641 else 3642 { 3643 if (g_cmd) 3644 STRCPY(buf, "tj "); 3645 else 3646 sprintf((char *)buf, "%ldta ", cap->count0); 3647 } 3648 } 3649 3650 /* 3651 * Now grab the chars in the identifier 3652 */ 3653 if (cmdchar == 'K' && !kp_help) 3654 { 3655 ptr = vim_strnsave(ptr, n); 3656 if (kp_ex) 3657 /* Escape the argument properly for an Ex command */ 3658 p = vim_strsave_fnameescape(ptr, FALSE); 3659 else 3660 /* Escape the argument properly for a shell command */ 3661 p = vim_strsave_shellescape(ptr, TRUE, TRUE); 3662 vim_free(ptr); 3663 if (p == NULL) 3664 { 3665 vim_free(buf); 3666 return; 3667 } 3668 newbuf = vim_realloc(buf, STRLEN(buf) + STRLEN(p) + 1); 3669 if (newbuf == NULL) 3670 { 3671 vim_free(buf); 3672 vim_free(p); 3673 return; 3674 } 3675 buf = newbuf; 3676 STRCAT(buf, p); 3677 vim_free(p); 3678 } 3679 else 3680 { 3681 if (cmdchar == '*') 3682 aux_ptr = (char_u *)(p_magic ? "/.*~[^$\\" : "/^$\\"); 3683 else if (cmdchar == '#') 3684 aux_ptr = (char_u *)(p_magic ? "/?.*~[^$\\" : "/?^$\\"); 3685 else if (tag_cmd) 3686 { 3687 if (curbuf->b_help) 3688 /* ":help" handles unescaped argument */ 3689 aux_ptr = (char_u *)""; 3690 else 3691 aux_ptr = (char_u *)"\\|\"\n["; 3692 } 3693 else 3694 aux_ptr = (char_u *)"\\|\"\n*?["; 3695 3696 p = buf + STRLEN(buf); 3697 while (n-- > 0) 3698 { 3699 /* put a backslash before \ and some others */ 3700 if (vim_strchr(aux_ptr, *ptr) != NULL) 3701 *p++ = '\\'; 3702 /* When current byte is a part of multibyte character, copy all 3703 * bytes of that character. */ 3704 if (has_mbyte) 3705 { 3706 int i; 3707 int len = (*mb_ptr2len)(ptr) - 1; 3708 3709 for (i = 0; i < len && n >= 1; ++i, --n) 3710 *p++ = *ptr++; 3711 } 3712 *p++ = *ptr++; 3713 } 3714 *p = NUL; 3715 } 3716 3717 /* 3718 * Execute the command. 3719 */ 3720 if (cmdchar == '*' || cmdchar == '#') 3721 { 3722 if (!g_cmd && (has_mbyte 3723 ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) 3724 : vim_iswordc(ptr[-1]))) 3725 STRCAT(buf, "\\>"); 3726 3727 // put pattern in search history 3728 init_history(); 3729 add_to_history(HIST_SEARCH, buf, TRUE, NUL); 3730 3731 (void)normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0, NULL); 3732 } 3733 else 3734 { 3735 g_tag_at_cursor = TRUE; 3736 do_cmdline_cmd(buf); 3737 g_tag_at_cursor = FALSE; 3738 } 3739 3740 vim_free(buf); 3741 } 3742 3743 /* 3744 * Get visually selected text, within one line only. 3745 * Returns FAIL if more than one line selected. 3746 */ 3747 int 3748 get_visual_text( 3749 cmdarg_T *cap, 3750 char_u **pp, /* return: start of selected text */ 3751 int *lenp) /* return: length of selected text */ 3752 { 3753 if (VIsual_mode != 'V') 3754 unadjust_for_sel(); 3755 if (VIsual.lnum != curwin->w_cursor.lnum) 3756 { 3757 if (cap != NULL) 3758 clearopbeep(cap->oap); 3759 return FAIL; 3760 } 3761 if (VIsual_mode == 'V') 3762 { 3763 *pp = ml_get_curline(); 3764 *lenp = (int)STRLEN(*pp); 3765 } 3766 else 3767 { 3768 if (LT_POS(curwin->w_cursor, VIsual)) 3769 { 3770 *pp = ml_get_pos(&curwin->w_cursor); 3771 *lenp = VIsual.col - curwin->w_cursor.col + 1; 3772 } 3773 else 3774 { 3775 *pp = ml_get_pos(&VIsual); 3776 *lenp = curwin->w_cursor.col - VIsual.col + 1; 3777 } 3778 if (has_mbyte) 3779 /* Correct the length to include the whole last character. */ 3780 *lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1; 3781 } 3782 reset_VIsual_and_resel(); 3783 return OK; 3784 } 3785 3786 /* 3787 * CTRL-T: backwards in tag stack 3788 */ 3789 static void 3790 nv_tagpop(cmdarg_T *cap) 3791 { 3792 if (!checkclearopq(cap->oap)) 3793 do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE); 3794 } 3795 3796 /* 3797 * Handle scrolling command 'H', 'L' and 'M'. 3798 */ 3799 static void 3800 nv_scroll(cmdarg_T *cap) 3801 { 3802 int used = 0; 3803 long n; 3804 #ifdef FEAT_FOLDING 3805 linenr_T lnum; 3806 #endif 3807 int half; 3808 3809 cap->oap->motion_type = MLINE; 3810 setpcmark(); 3811 3812 if (cap->cmdchar == 'L') 3813 { 3814 validate_botline(); /* make sure curwin->w_botline is valid */ 3815 curwin->w_cursor.lnum = curwin->w_botline - 1; 3816 if (cap->count1 - 1 >= curwin->w_cursor.lnum) 3817 curwin->w_cursor.lnum = 1; 3818 else 3819 { 3820 #ifdef FEAT_FOLDING 3821 if (hasAnyFolding(curwin)) 3822 { 3823 /* Count a fold for one screen line. */ 3824 for (n = cap->count1 - 1; n > 0 3825 && curwin->w_cursor.lnum > curwin->w_topline; --n) 3826 { 3827 (void)hasFolding(curwin->w_cursor.lnum, 3828 &curwin->w_cursor.lnum, NULL); 3829 --curwin->w_cursor.lnum; 3830 } 3831 } 3832 else 3833 #endif 3834 curwin->w_cursor.lnum -= cap->count1 - 1; 3835 } 3836 } 3837 else 3838 { 3839 if (cap->cmdchar == 'M') 3840 { 3841 #ifdef FEAT_DIFF 3842 /* Don't count filler lines above the window. */ 3843 used -= diff_check_fill(curwin, curwin->w_topline) 3844 - curwin->w_topfill; 3845 #endif 3846 validate_botline(); /* make sure w_empty_rows is valid */ 3847 half = (curwin->w_height - curwin->w_empty_rows + 1) / 2; 3848 for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n) 3849 { 3850 #ifdef FEAT_DIFF 3851 /* Count half he number of filler lines to be "below this 3852 * line" and half to be "above the next line". */ 3853 if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline 3854 + n) / 2 >= half) 3855 { 3856 --n; 3857 break; 3858 } 3859 #endif 3860 used += plines(curwin->w_topline + n); 3861 if (used >= half) 3862 break; 3863 #ifdef FEAT_FOLDING 3864 if (hasFolding(curwin->w_topline + n, NULL, &lnum)) 3865 n = lnum - curwin->w_topline; 3866 #endif 3867 } 3868 if (n > 0 && used > curwin->w_height) 3869 --n; 3870 } 3871 else /* (cap->cmdchar == 'H') */ 3872 { 3873 n = cap->count1 - 1; 3874 #ifdef FEAT_FOLDING 3875 if (hasAnyFolding(curwin)) 3876 { 3877 /* Count a fold for one screen line. */ 3878 lnum = curwin->w_topline; 3879 while (n-- > 0 && lnum < curwin->w_botline - 1) 3880 { 3881 (void)hasFolding(lnum, NULL, &lnum); 3882 ++lnum; 3883 } 3884 n = lnum - curwin->w_topline; 3885 } 3886 #endif 3887 } 3888 curwin->w_cursor.lnum = curwin->w_topline + n; 3889 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 3890 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 3891 } 3892 3893 /* Correct for 'so', except when an operator is pending. */ 3894 if (cap->oap->op_type == OP_NOP) 3895 cursor_correct(); 3896 beginline(BL_SOL | BL_FIX); 3897 } 3898 3899 /* 3900 * Cursor right commands. 3901 */ 3902 static void 3903 nv_right(cmdarg_T *cap) 3904 { 3905 long n; 3906 int past_line; 3907 3908 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 3909 { 3910 /* <C-Right> and <S-Right> move a word or WORD right */ 3911 if (mod_mask & MOD_MASK_CTRL) 3912 cap->arg = TRUE; 3913 nv_wordcmd(cap); 3914 return; 3915 } 3916 3917 cap->oap->motion_type = MCHAR; 3918 cap->oap->inclusive = FALSE; 3919 past_line = (VIsual_active && *p_sel != 'o'); 3920 3921 /* 3922 * In virtual edit mode, there's no such thing as "past_line", as lines 3923 * are (theoretically) infinitely long. 3924 */ 3925 if (virtual_active()) 3926 past_line = 0; 3927 3928 for (n = cap->count1; n > 0; --n) 3929 { 3930 if ((!past_line && oneright() == FAIL) 3931 || (past_line && *ml_get_cursor() == NUL) 3932 ) 3933 { 3934 /* 3935 * <Space> wraps to next line if 'whichwrap' has 's'. 3936 * 'l' wraps to next line if 'whichwrap' has 'l'. 3937 * CURS_RIGHT wraps to next line if 'whichwrap' has '>'. 3938 */ 3939 if ( ((cap->cmdchar == ' ' 3940 && vim_strchr(p_ww, 's') != NULL) 3941 || (cap->cmdchar == 'l' 3942 && vim_strchr(p_ww, 'l') != NULL) 3943 || (cap->cmdchar == K_RIGHT 3944 && vim_strchr(p_ww, '>') != NULL)) 3945 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 3946 { 3947 /* When deleting we also count the NL as a character. 3948 * Set cap->oap->inclusive when last char in the line is 3949 * included, move to next line after that */ 3950 if ( cap->oap->op_type != OP_NOP 3951 && !cap->oap->inclusive 3952 && !LINEEMPTY(curwin->w_cursor.lnum)) 3953 cap->oap->inclusive = TRUE; 3954 else 3955 { 3956 ++curwin->w_cursor.lnum; 3957 curwin->w_cursor.col = 0; 3958 curwin->w_cursor.coladd = 0; 3959 curwin->w_set_curswant = TRUE; 3960 cap->oap->inclusive = FALSE; 3961 } 3962 continue; 3963 } 3964 if (cap->oap->op_type == OP_NOP) 3965 { 3966 /* Only beep and flush if not moved at all */ 3967 if (n == cap->count1) 3968 beep_flush(); 3969 } 3970 else 3971 { 3972 if (!LINEEMPTY(curwin->w_cursor.lnum)) 3973 cap->oap->inclusive = TRUE; 3974 } 3975 break; 3976 } 3977 else if (past_line) 3978 { 3979 curwin->w_set_curswant = TRUE; 3980 if (virtual_active()) 3981 oneright(); 3982 else 3983 { 3984 if (has_mbyte) 3985 curwin->w_cursor.col += (*mb_ptr2len)(ml_get_cursor()); 3986 else 3987 ++curwin->w_cursor.col; 3988 } 3989 } 3990 } 3991 #ifdef FEAT_FOLDING 3992 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 3993 && cap->oap->op_type == OP_NOP) 3994 foldOpenCursor(); 3995 #endif 3996 } 3997 3998 /* 3999 * Cursor left commands. 4000 * 4001 * Returns TRUE when operator end should not be adjusted. 4002 */ 4003 static void 4004 nv_left(cmdarg_T *cap) 4005 { 4006 long n; 4007 4008 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 4009 { 4010 /* <C-Left> and <S-Left> move a word or WORD left */ 4011 if (mod_mask & MOD_MASK_CTRL) 4012 cap->arg = 1; 4013 nv_bck_word(cap); 4014 return; 4015 } 4016 4017 cap->oap->motion_type = MCHAR; 4018 cap->oap->inclusive = FALSE; 4019 for (n = cap->count1; n > 0; --n) 4020 { 4021 if (oneleft() == FAIL) 4022 { 4023 /* <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'. 4024 * 'h' wraps to previous line if 'whichwrap' has 'h'. 4025 * CURS_LEFT wraps to previous line if 'whichwrap' has '<'. 4026 */ 4027 if ( (((cap->cmdchar == K_BS 4028 || cap->cmdchar == Ctrl_H) 4029 && vim_strchr(p_ww, 'b') != NULL) 4030 || (cap->cmdchar == 'h' 4031 && vim_strchr(p_ww, 'h') != NULL) 4032 || (cap->cmdchar == K_LEFT 4033 && vim_strchr(p_ww, '<') != NULL)) 4034 && curwin->w_cursor.lnum > 1) 4035 { 4036 --(curwin->w_cursor.lnum); 4037 coladvance((colnr_T)MAXCOL); 4038 curwin->w_set_curswant = TRUE; 4039 4040 /* When the NL before the first char has to be deleted we 4041 * put the cursor on the NUL after the previous line. 4042 * This is a very special case, be careful! 4043 * Don't adjust op_end now, otherwise it won't work. */ 4044 if ( (cap->oap->op_type == OP_DELETE 4045 || cap->oap->op_type == OP_CHANGE) 4046 && !LINEEMPTY(curwin->w_cursor.lnum)) 4047 { 4048 char_u *cp = ml_get_cursor(); 4049 4050 if (*cp != NUL) 4051 { 4052 if (has_mbyte) 4053 curwin->w_cursor.col += (*mb_ptr2len)(cp); 4054 else 4055 ++curwin->w_cursor.col; 4056 } 4057 cap->retval |= CA_NO_ADJ_OP_END; 4058 } 4059 continue; 4060 } 4061 /* Only beep and flush if not moved at all */ 4062 else if (cap->oap->op_type == OP_NOP && n == cap->count1) 4063 beep_flush(); 4064 break; 4065 } 4066 } 4067 #ifdef FEAT_FOLDING 4068 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4069 && cap->oap->op_type == OP_NOP) 4070 foldOpenCursor(); 4071 #endif 4072 } 4073 4074 /* 4075 * Cursor up commands. 4076 * cap->arg is TRUE for "-": Move cursor to first non-blank. 4077 */ 4078 static void 4079 nv_up(cmdarg_T *cap) 4080 { 4081 if (mod_mask & MOD_MASK_SHIFT) 4082 { 4083 /* <S-Up> is page up */ 4084 cap->arg = BACKWARD; 4085 nv_page(cap); 4086 } 4087 else 4088 { 4089 cap->oap->motion_type = MLINE; 4090 if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4091 clearopbeep(cap->oap); 4092 else if (cap->arg) 4093 beginline(BL_WHITE | BL_FIX); 4094 } 4095 } 4096 4097 /* 4098 * Cursor down commands. 4099 * cap->arg is TRUE for CR and "+": Move cursor to first non-blank. 4100 */ 4101 static void 4102 nv_down(cmdarg_T *cap) 4103 { 4104 if (mod_mask & MOD_MASK_SHIFT) 4105 { 4106 /* <S-Down> is page down */ 4107 cap->arg = FORWARD; 4108 nv_page(cap); 4109 } 4110 #if defined(FEAT_QUICKFIX) 4111 /* Quickfix window only: view the result under the cursor. */ 4112 else if (bt_quickfix(curbuf) && cap->cmdchar == CAR) 4113 qf_view_result(FALSE); 4114 #endif 4115 else 4116 { 4117 #ifdef FEAT_CMDWIN 4118 /* In the cmdline window a <CR> executes the command. */ 4119 if (cmdwin_type != 0 && cap->cmdchar == CAR) 4120 cmdwin_result = CAR; 4121 else 4122 #endif 4123 #ifdef FEAT_JOB_CHANNEL 4124 /* In a prompt buffer a <CR> in the last line invokes the callback. */ 4125 if (bt_prompt(curbuf) && cap->cmdchar == CAR 4126 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 4127 { 4128 invoke_prompt_callback(); 4129 if (restart_edit == 0) 4130 restart_edit = 'a'; 4131 } 4132 else 4133 #endif 4134 { 4135 cap->oap->motion_type = MLINE; 4136 if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4137 clearopbeep(cap->oap); 4138 else if (cap->arg) 4139 beginline(BL_WHITE | BL_FIX); 4140 } 4141 } 4142 } 4143 4144 #ifdef FEAT_SEARCHPATH 4145 /* 4146 * Grab the file name under the cursor and edit it. 4147 */ 4148 static void 4149 nv_gotofile(cmdarg_T *cap) 4150 { 4151 char_u *ptr; 4152 linenr_T lnum = -1; 4153 4154 if (text_locked()) 4155 { 4156 clearopbeep(cap->oap); 4157 text_locked_msg(); 4158 return; 4159 } 4160 if (curbuf_locked()) 4161 { 4162 clearop(cap->oap); 4163 return; 4164 } 4165 4166 ptr = grab_file_name(cap->count1, &lnum); 4167 4168 if (ptr != NULL) 4169 { 4170 /* do autowrite if necessary */ 4171 if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !buf_hide(curbuf)) 4172 (void)autowrite(curbuf, FALSE); 4173 setpcmark(); 4174 if (do_ecmd(0, ptr, NULL, NULL, ECMD_LAST, 4175 buf_hide(curbuf) ? ECMD_HIDE : 0, curwin) == OK 4176 && cap->nchar == 'F' && lnum >= 0) 4177 { 4178 curwin->w_cursor.lnum = lnum; 4179 check_cursor_lnum(); 4180 beginline(BL_SOL | BL_FIX); 4181 } 4182 vim_free(ptr); 4183 } 4184 else 4185 clearop(cap->oap); 4186 } 4187 #endif 4188 4189 /* 4190 * <End> command: to end of current line or last line. 4191 */ 4192 static void 4193 nv_end(cmdarg_T *cap) 4194 { 4195 if (cap->arg || (mod_mask & MOD_MASK_CTRL)) /* CTRL-END = goto last line */ 4196 { 4197 cap->arg = TRUE; 4198 nv_goto(cap); 4199 cap->count1 = 1; /* to end of current line */ 4200 } 4201 nv_dollar(cap); 4202 } 4203 4204 /* 4205 * Handle the "$" command. 4206 */ 4207 static void 4208 nv_dollar(cmdarg_T *cap) 4209 { 4210 cap->oap->motion_type = MCHAR; 4211 cap->oap->inclusive = TRUE; 4212 /* In virtual mode when off the edge of a line and an operator 4213 * is pending (whew!) keep the cursor where it is. 4214 * Otherwise, send it to the end of the line. */ 4215 if (!virtual_active() || gchar_cursor() != NUL 4216 || cap->oap->op_type == OP_NOP) 4217 curwin->w_curswant = MAXCOL; /* so we stay at the end */ 4218 if (cursor_down((long)(cap->count1 - 1), 4219 cap->oap->op_type == OP_NOP) == FAIL) 4220 clearopbeep(cap->oap); 4221 #ifdef FEAT_FOLDING 4222 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4223 foldOpenCursor(); 4224 #endif 4225 } 4226 4227 /* 4228 * Implementation of '?' and '/' commands. 4229 * If cap->arg is TRUE don't set PC mark. 4230 */ 4231 static void 4232 nv_search(cmdarg_T *cap) 4233 { 4234 oparg_T *oap = cap->oap; 4235 pos_T save_cursor = curwin->w_cursor; 4236 4237 if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13) 4238 { 4239 /* Translate "g??" to "g?g?" */ 4240 cap->cmdchar = 'g'; 4241 cap->nchar = '?'; 4242 nv_operator(cap); 4243 return; 4244 } 4245 4246 /* When using 'incsearch' the cursor may be moved to set a different search 4247 * start position. */ 4248 cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0, TRUE); 4249 4250 if (cap->searchbuf == NULL) 4251 { 4252 clearop(oap); 4253 return; 4254 } 4255 4256 (void)normal_search(cap, cap->cmdchar, cap->searchbuf, 4257 (cap->arg || !EQUAL_POS(save_cursor, curwin->w_cursor)) 4258 ? 0 : SEARCH_MARK, NULL); 4259 } 4260 4261 /* 4262 * Handle "N" and "n" commands. 4263 * cap->arg is SEARCH_REV for "N", 0 for "n". 4264 */ 4265 static void 4266 nv_next(cmdarg_T *cap) 4267 { 4268 pos_T old = curwin->w_cursor; 4269 int wrapped = FALSE; 4270 int i = normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, &wrapped); 4271 4272 if (i == 1 && !wrapped && EQUAL_POS(old, curwin->w_cursor)) 4273 { 4274 /* Avoid getting stuck on the current cursor position, which can 4275 * happen when an offset is given and the cursor is on the last char 4276 * in the buffer: Repeat with count + 1. */ 4277 cap->count1 += 1; 4278 (void)normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, NULL); 4279 cap->count1 -= 1; 4280 } 4281 } 4282 4283 /* 4284 * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat). 4285 * Uses only cap->count1 and cap->oap from "cap". 4286 * Return 0 for failure, 1 for found, 2 for found and line offset added. 4287 */ 4288 static int 4289 normal_search( 4290 cmdarg_T *cap, 4291 int dir, 4292 char_u *pat, 4293 int opt, // extra flags for do_search() 4294 int *wrapped) 4295 { 4296 int i; 4297 searchit_arg_T sia; 4298 4299 cap->oap->motion_type = MCHAR; 4300 cap->oap->inclusive = FALSE; 4301 cap->oap->use_reg_one = TRUE; 4302 curwin->w_set_curswant = TRUE; 4303 4304 vim_memset(&sia, 0, sizeof(sia)); 4305 i = do_search(cap->oap, dir, pat, cap->count1, 4306 opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG, &sia); 4307 if (wrapped != NULL) 4308 *wrapped = sia.sa_wrapped; 4309 if (i == 0) 4310 clearop(cap->oap); 4311 else 4312 { 4313 if (i == 2) 4314 cap->oap->motion_type = MLINE; 4315 curwin->w_cursor.coladd = 0; 4316 #ifdef FEAT_FOLDING 4317 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4318 foldOpenCursor(); 4319 #endif 4320 } 4321 4322 /* "/$" will put the cursor after the end of the line, may need to 4323 * correct that here */ 4324 check_cursor(); 4325 return i; 4326 } 4327 4328 /* 4329 * Character search commands. 4330 * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for 4331 * ',' and FALSE for ';'. 4332 * cap->nchar is NUL for ',' and ';' (repeat the search) 4333 */ 4334 static void 4335 nv_csearch(cmdarg_T *cap) 4336 { 4337 int t_cmd; 4338 4339 if (cap->cmdchar == 't' || cap->cmdchar == 'T') 4340 t_cmd = TRUE; 4341 else 4342 t_cmd = FALSE; 4343 4344 cap->oap->motion_type = MCHAR; 4345 if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL) 4346 clearopbeep(cap->oap); 4347 else 4348 { 4349 curwin->w_set_curswant = TRUE; 4350 /* Include a Tab for "tx" and for "dfx". */ 4351 if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD 4352 && (t_cmd || cap->oap->op_type != OP_NOP)) 4353 { 4354 colnr_T scol, ecol; 4355 4356 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol); 4357 curwin->w_cursor.coladd = ecol - scol; 4358 } 4359 else 4360 curwin->w_cursor.coladd = 0; 4361 adjust_for_sel(cap); 4362 #ifdef FEAT_FOLDING 4363 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4364 foldOpenCursor(); 4365 #endif 4366 } 4367 } 4368 4369 /* 4370 * "[" and "]" commands. 4371 * cap->arg is BACKWARD for "[" and FORWARD for "]". 4372 */ 4373 static void 4374 nv_brackets(cmdarg_T *cap) 4375 { 4376 pos_T new_pos = {0, 0, 0}; 4377 pos_T prev_pos; 4378 pos_T *pos = NULL; /* init for GCC */ 4379 pos_T old_pos; /* cursor position before command */ 4380 int flag; 4381 long n; 4382 int findc; 4383 int c; 4384 4385 cap->oap->motion_type = MCHAR; 4386 cap->oap->inclusive = FALSE; 4387 old_pos = curwin->w_cursor; 4388 curwin->w_cursor.coladd = 0; // TODO: don't do this for an error. 4389 4390 #ifdef FEAT_SEARCHPATH 4391 /* 4392 * "[f" or "]f" : Edit file under the cursor (same as "gf") 4393 */ 4394 if (cap->nchar == 'f') 4395 nv_gotofile(cap); 4396 else 4397 #endif 4398 4399 #ifdef FEAT_FIND_ID 4400 /* 4401 * Find the occurrence(s) of the identifier or define under cursor 4402 * in current and included files or jump to the first occurrence. 4403 * 4404 * search list jump 4405 * fwd bwd fwd bwd fwd bwd 4406 * identifier "]i" "[i" "]I" "[I" "]^I" "[^I" 4407 * define "]d" "[d" "]D" "[D" "]^D" "[^D" 4408 */ 4409 if (vim_strchr((char_u *) 4410 # ifdef EBCDIC 4411 "iI\005dD\067", 4412 # else 4413 "iI\011dD\004", 4414 # endif 4415 cap->nchar) != NULL) 4416 { 4417 char_u *ptr; 4418 int len; 4419 4420 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) 4421 clearop(cap->oap); 4422 else 4423 { 4424 find_pattern_in_path(ptr, 0, len, TRUE, 4425 cap->count0 == 0 ? !isupper(cap->nchar) : FALSE, 4426 ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY, 4427 cap->count1, 4428 isupper(cap->nchar) ? ACTION_SHOW_ALL : 4429 islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO, 4430 cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1, 4431 (linenr_T)MAXLNUM); 4432 curwin->w_set_curswant = TRUE; 4433 } 4434 } 4435 else 4436 #endif 4437 4438 /* 4439 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')' 4440 * "[#", "]#": go to start/end of Nth innermost #if..#endif construct. 4441 * "[/", "[*", "]/", "]*": go to Nth comment start/end. 4442 * "[m" or "]m" search for prev/next start of (Java) method. 4443 * "[M" or "]M" search for prev/next end of (Java) method. 4444 */ 4445 if ( (cap->cmdchar == '[' 4446 && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL) 4447 || (cap->cmdchar == ']' 4448 && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL)) 4449 { 4450 if (cap->nchar == '*') 4451 cap->nchar = '/'; 4452 prev_pos.lnum = 0; 4453 if (cap->nchar == 'm' || cap->nchar == 'M') 4454 { 4455 if (cap->cmdchar == '[') 4456 findc = '{'; 4457 else 4458 findc = '}'; 4459 n = 9999; 4460 } 4461 else 4462 { 4463 findc = cap->nchar; 4464 n = cap->count1; 4465 } 4466 for ( ; n > 0; --n) 4467 { 4468 if ((pos = findmatchlimit(cap->oap, findc, 4469 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL) 4470 { 4471 if (new_pos.lnum == 0) /* nothing found */ 4472 { 4473 if (cap->nchar != 'm' && cap->nchar != 'M') 4474 clearopbeep(cap->oap); 4475 } 4476 else 4477 pos = &new_pos; /* use last one found */ 4478 break; 4479 } 4480 prev_pos = new_pos; 4481 curwin->w_cursor = *pos; 4482 new_pos = *pos; 4483 } 4484 curwin->w_cursor = old_pos; 4485 4486 /* 4487 * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only 4488 * brought us to the match for "[m" and "]M" when inside a method. 4489 * Try finding the '{' or '}' we want to be at. 4490 * Also repeat for the given count. 4491 */ 4492 if (cap->nchar == 'm' || cap->nchar == 'M') 4493 { 4494 /* norm is TRUE for "]M" and "[m" */ 4495 int norm = ((findc == '{') == (cap->nchar == 'm')); 4496 4497 n = cap->count1; 4498 /* found a match: we were inside a method */ 4499 if (prev_pos.lnum != 0) 4500 { 4501 pos = &prev_pos; 4502 curwin->w_cursor = prev_pos; 4503 if (norm) 4504 --n; 4505 } 4506 else 4507 pos = NULL; 4508 while (n > 0) 4509 { 4510 for (;;) 4511 { 4512 if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0) 4513 { 4514 /* if not found anything, that's an error */ 4515 if (pos == NULL) 4516 clearopbeep(cap->oap); 4517 n = 0; 4518 break; 4519 } 4520 c = gchar_cursor(); 4521 if (c == '{' || c == '}') 4522 { 4523 /* Must have found end/start of class: use it. 4524 * Or found the place to be at. */ 4525 if ((c == findc && norm) || (n == 1 && !norm)) 4526 { 4527 new_pos = curwin->w_cursor; 4528 pos = &new_pos; 4529 n = 0; 4530 } 4531 /* if no match found at all, we started outside of the 4532 * class and we're inside now. Just go on. */ 4533 else if (new_pos.lnum == 0) 4534 { 4535 new_pos = curwin->w_cursor; 4536 pos = &new_pos; 4537 } 4538 /* found start/end of other method: go to match */ 4539 else if ((pos = findmatchlimit(cap->oap, findc, 4540 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 4541 0)) == NULL) 4542 n = 0; 4543 else 4544 curwin->w_cursor = *pos; 4545 break; 4546 } 4547 } 4548 --n; 4549 } 4550 curwin->w_cursor = old_pos; 4551 if (pos == NULL && new_pos.lnum != 0) 4552 clearopbeep(cap->oap); 4553 } 4554 if (pos != NULL) 4555 { 4556 setpcmark(); 4557 curwin->w_cursor = *pos; 4558 curwin->w_set_curswant = TRUE; 4559 #ifdef FEAT_FOLDING 4560 if ((fdo_flags & FDO_BLOCK) && KeyTyped 4561 && cap->oap->op_type == OP_NOP) 4562 foldOpenCursor(); 4563 #endif 4564 } 4565 } 4566 4567 /* 4568 * "[[", "[]", "]]" and "][": move to start or end of function 4569 */ 4570 else if (cap->nchar == '[' || cap->nchar == ']') 4571 { 4572 if (cap->nchar == cap->cmdchar) /* "]]" or "[[" */ 4573 flag = '{'; 4574 else 4575 flag = '}'; /* "][" or "[]" */ 4576 4577 curwin->w_set_curswant = TRUE; 4578 /* 4579 * Imitate strange Vi behaviour: When using "]]" with an operator 4580 * we also stop at '}'. 4581 */ 4582 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, flag, 4583 (cap->oap->op_type != OP_NOP 4584 && cap->arg == FORWARD && flag == '{'))) 4585 clearopbeep(cap->oap); 4586 else 4587 { 4588 if (cap->oap->op_type == OP_NOP) 4589 beginline(BL_WHITE | BL_FIX); 4590 #ifdef FEAT_FOLDING 4591 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4592 foldOpenCursor(); 4593 #endif 4594 } 4595 } 4596 4597 /* 4598 * "[p", "[P", "]P" and "]p": put with indent adjustment 4599 */ 4600 else if (cap->nchar == 'p' || cap->nchar == 'P') 4601 { 4602 nv_put_opt(cap, TRUE); 4603 } 4604 4605 /* 4606 * "['", "[`", "]'" and "]`": jump to next mark 4607 */ 4608 else if (cap->nchar == '\'' || cap->nchar == '`') 4609 { 4610 pos = &curwin->w_cursor; 4611 for (n = cap->count1; n > 0; --n) 4612 { 4613 prev_pos = *pos; 4614 pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD, 4615 cap->nchar == '\''); 4616 if (pos == NULL) 4617 break; 4618 } 4619 if (pos == NULL) 4620 pos = &prev_pos; 4621 nv_cursormark(cap, cap->nchar == '\'', pos); 4622 } 4623 4624 /* 4625 * [ or ] followed by a middle mouse click: put selected text with 4626 * indent adjustment. Any other button just does as usual. 4627 */ 4628 else if (cap->nchar >= K_RIGHTRELEASE && cap->nchar <= K_LEFTMOUSE) 4629 { 4630 (void)do_mouse(cap->oap, cap->nchar, 4631 (cap->cmdchar == ']') ? FORWARD : BACKWARD, 4632 cap->count1, PUT_FIXINDENT); 4633 } 4634 4635 #ifdef FEAT_FOLDING 4636 /* 4637 * "[z" and "]z": move to start or end of open fold. 4638 */ 4639 else if (cap->nchar == 'z') 4640 { 4641 if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4642 cap->count1) == FAIL) 4643 clearopbeep(cap->oap); 4644 } 4645 #endif 4646 4647 #ifdef FEAT_DIFF 4648 /* 4649 * "[c" and "]c": move to next or previous diff-change. 4650 */ 4651 else if (cap->nchar == 'c') 4652 { 4653 if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD, 4654 cap->count1) == FAIL) 4655 clearopbeep(cap->oap); 4656 } 4657 #endif 4658 4659 #ifdef FEAT_SPELL 4660 /* 4661 * "[s", "[S", "]s" and "]S": move to next spell error. 4662 */ 4663 else if (cap->nchar == 's' || cap->nchar == 'S') 4664 { 4665 setpcmark(); 4666 for (n = 0; n < cap->count1; ++n) 4667 if (spell_move_to(curwin, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4668 cap->nchar == 's' ? TRUE : FALSE, FALSE, NULL) == 0) 4669 { 4670 clearopbeep(cap->oap); 4671 break; 4672 } 4673 else 4674 curwin->w_set_curswant = TRUE; 4675 # ifdef FEAT_FOLDING 4676 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4677 foldOpenCursor(); 4678 # endif 4679 } 4680 #endif 4681 4682 /* Not a valid cap->nchar. */ 4683 else 4684 clearopbeep(cap->oap); 4685 } 4686 4687 /* 4688 * Handle Normal mode "%" command. 4689 */ 4690 static void 4691 nv_percent(cmdarg_T *cap) 4692 { 4693 pos_T *pos; 4694 #if defined(FEAT_FOLDING) 4695 linenr_T lnum = curwin->w_cursor.lnum; 4696 #endif 4697 4698 cap->oap->inclusive = TRUE; 4699 if (cap->count0) /* {cnt}% : goto {cnt} percentage in file */ 4700 { 4701 if (cap->count0 > 100) 4702 clearopbeep(cap->oap); 4703 else 4704 { 4705 cap->oap->motion_type = MLINE; 4706 setpcmark(); 4707 /* Round up, so CTRL-G will give same value. Watch out for a 4708 * large line count, the line number must not go negative! */ 4709 if (curbuf->b_ml.ml_line_count > 1000000) 4710 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L) 4711 / 100L * cap->count0; 4712 else 4713 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count * 4714 cap->count0 + 99L) / 100L; 4715 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4716 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 4717 beginline(BL_SOL | BL_FIX); 4718 } 4719 } 4720 else /* "%" : go to matching paren */ 4721 { 4722 cap->oap->motion_type = MCHAR; 4723 cap->oap->use_reg_one = TRUE; 4724 if ((pos = findmatch(cap->oap, NUL)) == NULL) 4725 clearopbeep(cap->oap); 4726 else 4727 { 4728 setpcmark(); 4729 curwin->w_cursor = *pos; 4730 curwin->w_set_curswant = TRUE; 4731 curwin->w_cursor.coladd = 0; 4732 adjust_for_sel(cap); 4733 } 4734 } 4735 #ifdef FEAT_FOLDING 4736 if (cap->oap->op_type == OP_NOP 4737 && lnum != curwin->w_cursor.lnum 4738 && (fdo_flags & FDO_PERCENT) 4739 && KeyTyped) 4740 foldOpenCursor(); 4741 #endif 4742 } 4743 4744 /* 4745 * Handle "(" and ")" commands. 4746 * cap->arg is BACKWARD for "(" and FORWARD for ")". 4747 */ 4748 static void 4749 nv_brace(cmdarg_T *cap) 4750 { 4751 cap->oap->motion_type = MCHAR; 4752 cap->oap->use_reg_one = TRUE; 4753 /* The motion used to be inclusive for "(", but that is not what Vi does. */ 4754 cap->oap->inclusive = FALSE; 4755 curwin->w_set_curswant = TRUE; 4756 4757 if (findsent(cap->arg, cap->count1) == FAIL) 4758 clearopbeep(cap->oap); 4759 else 4760 { 4761 /* Don't leave the cursor on the NUL past end of line. */ 4762 adjust_cursor(cap->oap); 4763 curwin->w_cursor.coladd = 0; 4764 #ifdef FEAT_FOLDING 4765 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4766 foldOpenCursor(); 4767 #endif 4768 } 4769 } 4770 4771 /* 4772 * "m" command: Mark a position. 4773 */ 4774 static void 4775 nv_mark(cmdarg_T *cap) 4776 { 4777 if (!checkclearop(cap->oap)) 4778 { 4779 if (setmark(cap->nchar) == FAIL) 4780 clearopbeep(cap->oap); 4781 } 4782 } 4783 4784 /* 4785 * "{" and "}" commands. 4786 * cmd->arg is BACKWARD for "{" and FORWARD for "}". 4787 */ 4788 static void 4789 nv_findpar(cmdarg_T *cap) 4790 { 4791 cap->oap->motion_type = MCHAR; 4792 cap->oap->inclusive = FALSE; 4793 cap->oap->use_reg_one = TRUE; 4794 curwin->w_set_curswant = TRUE; 4795 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, NUL, FALSE)) 4796 clearopbeep(cap->oap); 4797 else 4798 { 4799 curwin->w_cursor.coladd = 0; 4800 #ifdef FEAT_FOLDING 4801 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4802 foldOpenCursor(); 4803 #endif 4804 } 4805 } 4806 4807 /* 4808 * "u" command: Undo or make lower case. 4809 */ 4810 static void 4811 nv_undo(cmdarg_T *cap) 4812 { 4813 if (cap->oap->op_type == OP_LOWER || VIsual_active) 4814 { 4815 /* translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" */ 4816 cap->cmdchar = 'g'; 4817 cap->nchar = 'u'; 4818 nv_operator(cap); 4819 } 4820 else 4821 nv_kundo(cap); 4822 } 4823 4824 /* 4825 * <Undo> command. 4826 */ 4827 static void 4828 nv_kundo(cmdarg_T *cap) 4829 { 4830 if (!checkclearopq(cap->oap)) 4831 { 4832 #ifdef FEAT_JOB_CHANNEL 4833 if (bt_prompt(curbuf)) 4834 { 4835 clearopbeep(cap->oap); 4836 return; 4837 } 4838 #endif 4839 u_undo((int)cap->count1); 4840 curwin->w_set_curswant = TRUE; 4841 } 4842 } 4843 4844 /* 4845 * Handle the "r" command. 4846 */ 4847 static void 4848 nv_replace(cmdarg_T *cap) 4849 { 4850 char_u *ptr; 4851 int had_ctrl_v; 4852 long n; 4853 4854 if (checkclearop(cap->oap)) 4855 return; 4856 #ifdef FEAT_JOB_CHANNEL 4857 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 4858 { 4859 clearopbeep(cap->oap); 4860 return; 4861 } 4862 #endif 4863 4864 /* get another character */ 4865 if (cap->nchar == Ctrl_V) 4866 { 4867 had_ctrl_v = Ctrl_V; 4868 cap->nchar = get_literal(); 4869 /* Don't redo a multibyte character with CTRL-V. */ 4870 if (cap->nchar > DEL) 4871 had_ctrl_v = NUL; 4872 } 4873 else 4874 had_ctrl_v = NUL; 4875 4876 /* Abort if the character is a special key. */ 4877 if (IS_SPECIAL(cap->nchar)) 4878 { 4879 clearopbeep(cap->oap); 4880 return; 4881 } 4882 4883 /* Visual mode "r" */ 4884 if (VIsual_active) 4885 { 4886 if (got_int) 4887 reset_VIsual(); 4888 if (had_ctrl_v) 4889 { 4890 /* Use a special (negative) number to make a difference between a 4891 * literal CR or NL and a line break. */ 4892 if (cap->nchar == CAR) 4893 cap->nchar = REPLACE_CR_NCHAR; 4894 else if (cap->nchar == NL) 4895 cap->nchar = REPLACE_NL_NCHAR; 4896 } 4897 nv_operator(cap); 4898 return; 4899 } 4900 4901 /* Break tabs, etc. */ 4902 if (virtual_active()) 4903 { 4904 if (u_save_cursor() == FAIL) 4905 return; 4906 if (gchar_cursor() == NUL) 4907 { 4908 /* Add extra space and put the cursor on the first one. */ 4909 coladvance_force((colnr_T)(getviscol() + cap->count1)); 4910 curwin->w_cursor.col -= cap->count1; 4911 } 4912 else if (gchar_cursor() == TAB) 4913 coladvance_force(getviscol()); 4914 } 4915 4916 /* Abort if not enough characters to replace. */ 4917 ptr = ml_get_cursor(); 4918 if (STRLEN(ptr) < (unsigned)cap->count1 4919 || (has_mbyte && mb_charlen(ptr) < cap->count1)) 4920 { 4921 clearopbeep(cap->oap); 4922 return; 4923 } 4924 4925 /* 4926 * Replacing with a TAB is done by edit() when it is complicated because 4927 * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB. 4928 * Other characters are done below to avoid problems with things like 4929 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC). 4930 */ 4931 if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta)) 4932 { 4933 stuffnumReadbuff(cap->count1); 4934 stuffcharReadbuff('R'); 4935 stuffcharReadbuff('\t'); 4936 stuffcharReadbuff(ESC); 4937 return; 4938 } 4939 4940 /* save line for undo */ 4941 if (u_save_cursor() == FAIL) 4942 return; 4943 4944 if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n')) 4945 { 4946 /* 4947 * Replace character(s) by a single newline. 4948 * Strange vi behaviour: Only one newline is inserted. 4949 * Delete the characters here. 4950 * Insert the newline with an insert command, takes care of 4951 * autoindent. The insert command depends on being on the last 4952 * character of a line or not. 4953 */ 4954 (void)del_chars(cap->count1, FALSE); /* delete the characters */ 4955 stuffcharReadbuff('\r'); 4956 stuffcharReadbuff(ESC); 4957 4958 /* Give 'r' to edit(), to get the redo command right. */ 4959 invoke_edit(cap, TRUE, 'r', FALSE); 4960 } 4961 else 4962 { 4963 prep_redo(cap->oap->regname, cap->count1, 4964 NUL, 'r', NUL, had_ctrl_v, cap->nchar); 4965 4966 curbuf->b_op_start = curwin->w_cursor; 4967 if (has_mbyte) 4968 { 4969 int old_State = State; 4970 4971 if (cap->ncharC1 != 0) 4972 AppendCharToRedobuff(cap->ncharC1); 4973 if (cap->ncharC2 != 0) 4974 AppendCharToRedobuff(cap->ncharC2); 4975 4976 /* This is slow, but it handles replacing a single-byte with a 4977 * multi-byte and the other way around. Also handles adding 4978 * composing characters for utf-8. */ 4979 for (n = cap->count1; n > 0; --n) 4980 { 4981 State = REPLACE; 4982 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 4983 { 4984 int c = ins_copychar(curwin->w_cursor.lnum 4985 + (cap->nchar == Ctrl_Y ? -1 : 1)); 4986 if (c != NUL) 4987 ins_char(c); 4988 else 4989 /* will be decremented further down */ 4990 ++curwin->w_cursor.col; 4991 } 4992 else 4993 ins_char(cap->nchar); 4994 State = old_State; 4995 if (cap->ncharC1 != 0) 4996 ins_char(cap->ncharC1); 4997 if (cap->ncharC2 != 0) 4998 ins_char(cap->ncharC2); 4999 } 5000 } 5001 else 5002 { 5003 /* 5004 * Replace the characters within one line. 5005 */ 5006 for (n = cap->count1; n > 0; --n) 5007 { 5008 /* 5009 * Get ptr again, because u_save and/or showmatch() will have 5010 * released the line. At the same time we let know that the 5011 * line will be changed. 5012 */ 5013 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE); 5014 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5015 { 5016 int c = ins_copychar(curwin->w_cursor.lnum 5017 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5018 if (c != NUL) 5019 ptr[curwin->w_cursor.col] = c; 5020 } 5021 else 5022 ptr[curwin->w_cursor.col] = cap->nchar; 5023 if (p_sm && msg_silent == 0) 5024 showmatch(cap->nchar); 5025 ++curwin->w_cursor.col; 5026 } 5027 #ifdef FEAT_NETBEANS_INTG 5028 if (netbeans_active()) 5029 { 5030 colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1); 5031 5032 netbeans_removed(curbuf, curwin->w_cursor.lnum, start, 5033 (long)cap->count1); 5034 netbeans_inserted(curbuf, curwin->w_cursor.lnum, start, 5035 &ptr[start], (int)cap->count1); 5036 } 5037 #endif 5038 5039 /* mark the buffer as changed and prepare for displaying */ 5040 changed_bytes(curwin->w_cursor.lnum, 5041 (colnr_T)(curwin->w_cursor.col - cap->count1)); 5042 } 5043 --curwin->w_cursor.col; /* cursor on the last replaced char */ 5044 /* if the character on the left of the current cursor is a multi-byte 5045 * character, move two characters left */ 5046 if (has_mbyte) 5047 mb_adjust_cursor(); 5048 curbuf->b_op_end = curwin->w_cursor; 5049 curwin->w_set_curswant = TRUE; 5050 set_last_insert(cap->nchar); 5051 } 5052 } 5053 5054 /* 5055 * 'o': Exchange start and end of Visual area. 5056 * 'O': same, but in block mode exchange left and right corners. 5057 */ 5058 static void 5059 v_swap_corners(int cmdchar) 5060 { 5061 pos_T old_cursor; 5062 colnr_T left, right; 5063 5064 if (cmdchar == 'O' && VIsual_mode == Ctrl_V) 5065 { 5066 old_cursor = curwin->w_cursor; 5067 getvcols(curwin, &old_cursor, &VIsual, &left, &right); 5068 curwin->w_cursor.lnum = VIsual.lnum; 5069 coladvance(left); 5070 VIsual = curwin->w_cursor; 5071 5072 curwin->w_cursor.lnum = old_cursor.lnum; 5073 curwin->w_curswant = right; 5074 /* 'selection "exclusive" and cursor at right-bottom corner: move it 5075 * right one column */ 5076 if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e') 5077 ++curwin->w_curswant; 5078 coladvance(curwin->w_curswant); 5079 if (curwin->w_cursor.col == old_cursor.col 5080 && (!virtual_active() 5081 || curwin->w_cursor.coladd == old_cursor.coladd)) 5082 { 5083 curwin->w_cursor.lnum = VIsual.lnum; 5084 if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e') 5085 ++right; 5086 coladvance(right); 5087 VIsual = curwin->w_cursor; 5088 5089 curwin->w_cursor.lnum = old_cursor.lnum; 5090 coladvance(left); 5091 curwin->w_curswant = left; 5092 } 5093 } 5094 else 5095 { 5096 old_cursor = curwin->w_cursor; 5097 curwin->w_cursor = VIsual; 5098 VIsual = old_cursor; 5099 curwin->w_set_curswant = TRUE; 5100 } 5101 } 5102 5103 /* 5104 * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE). 5105 */ 5106 static void 5107 nv_Replace(cmdarg_T *cap) 5108 { 5109 if (VIsual_active) /* "R" is replace lines */ 5110 { 5111 cap->cmdchar = 'c'; 5112 cap->nchar = NUL; 5113 VIsual_mode_orig = VIsual_mode; /* remember original area for gv */ 5114 VIsual_mode = 'V'; 5115 nv_operator(cap); 5116 } 5117 else if (!checkclearopq(cap->oap)) 5118 { 5119 if (!curbuf->b_p_ma) 5120 emsg(_(e_modifiable)); 5121 else 5122 { 5123 if (virtual_active()) 5124 coladvance(getviscol()); 5125 invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE); 5126 } 5127 } 5128 } 5129 5130 /* 5131 * "gr". 5132 */ 5133 static void 5134 nv_vreplace(cmdarg_T *cap) 5135 { 5136 if (VIsual_active) 5137 { 5138 cap->cmdchar = 'r'; 5139 cap->nchar = cap->extra_char; 5140 nv_replace(cap); /* Do same as "r" in Visual mode for now */ 5141 } 5142 else if (!checkclearopq(cap->oap)) 5143 { 5144 if (!curbuf->b_p_ma) 5145 emsg(_(e_modifiable)); 5146 else 5147 { 5148 if (cap->extra_char == Ctrl_V) /* get another character */ 5149 cap->extra_char = get_literal(); 5150 stuffcharReadbuff(cap->extra_char); 5151 stuffcharReadbuff(ESC); 5152 if (virtual_active()) 5153 coladvance(getviscol()); 5154 invoke_edit(cap, TRUE, 'v', FALSE); 5155 } 5156 } 5157 } 5158 5159 /* 5160 * Swap case for "~" command, when it does not work like an operator. 5161 */ 5162 static void 5163 n_swapchar(cmdarg_T *cap) 5164 { 5165 long n; 5166 pos_T startpos; 5167 int did_change = 0; 5168 #ifdef FEAT_NETBEANS_INTG 5169 pos_T pos; 5170 char_u *ptr; 5171 int count; 5172 #endif 5173 5174 if (checkclearopq(cap->oap)) 5175 return; 5176 5177 if (LINEEMPTY(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL) 5178 { 5179 clearopbeep(cap->oap); 5180 return; 5181 } 5182 5183 prep_redo_cmd(cap); 5184 5185 if (u_save_cursor() == FAIL) 5186 return; 5187 5188 startpos = curwin->w_cursor; 5189 #ifdef FEAT_NETBEANS_INTG 5190 pos = startpos; 5191 #endif 5192 for (n = cap->count1; n > 0; --n) 5193 { 5194 did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor); 5195 inc_cursor(); 5196 if (gchar_cursor() == NUL) 5197 { 5198 if (vim_strchr(p_ww, '~') != NULL 5199 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 5200 { 5201 #ifdef FEAT_NETBEANS_INTG 5202 if (netbeans_active()) 5203 { 5204 if (did_change) 5205 { 5206 ptr = ml_get(pos.lnum); 5207 count = (int)STRLEN(ptr) - pos.col; 5208 netbeans_removed(curbuf, pos.lnum, pos.col, 5209 (long)count); 5210 netbeans_inserted(curbuf, pos.lnum, pos.col, 5211 &ptr[pos.col], count); 5212 } 5213 pos.col = 0; 5214 pos.lnum++; 5215 } 5216 #endif 5217 ++curwin->w_cursor.lnum; 5218 curwin->w_cursor.col = 0; 5219 if (n > 1) 5220 { 5221 if (u_savesub(curwin->w_cursor.lnum) == FAIL) 5222 break; 5223 u_clearline(); 5224 } 5225 } 5226 else 5227 break; 5228 } 5229 } 5230 #ifdef FEAT_NETBEANS_INTG 5231 if (did_change && netbeans_active()) 5232 { 5233 ptr = ml_get(pos.lnum); 5234 count = curwin->w_cursor.col - pos.col; 5235 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); 5236 netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count); 5237 } 5238 #endif 5239 5240 5241 check_cursor(); 5242 curwin->w_set_curswant = TRUE; 5243 if (did_change) 5244 { 5245 changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1, 5246 0L); 5247 curbuf->b_op_start = startpos; 5248 curbuf->b_op_end = curwin->w_cursor; 5249 if (curbuf->b_op_end.col > 0) 5250 --curbuf->b_op_end.col; 5251 } 5252 } 5253 5254 /* 5255 * Move cursor to mark. 5256 */ 5257 static void 5258 nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos) 5259 { 5260 if (check_mark(pos) == FAIL) 5261 clearop(cap->oap); 5262 else 5263 { 5264 if (cap->cmdchar == '\'' 5265 || cap->cmdchar == '`' 5266 || cap->cmdchar == '[' 5267 || cap->cmdchar == ']') 5268 setpcmark(); 5269 curwin->w_cursor = *pos; 5270 if (flag) 5271 beginline(BL_WHITE | BL_FIX); 5272 else 5273 check_cursor(); 5274 } 5275 cap->oap->motion_type = flag ? MLINE : MCHAR; 5276 if (cap->cmdchar == '`') 5277 cap->oap->use_reg_one = TRUE; 5278 cap->oap->inclusive = FALSE; /* ignored if not MCHAR */ 5279 curwin->w_set_curswant = TRUE; 5280 } 5281 5282 /* 5283 * Handle commands that are operators in Visual mode. 5284 */ 5285 static void 5286 v_visop(cmdarg_T *cap) 5287 { 5288 static char_u trans[] = "YyDdCcxdXdAAIIrr"; 5289 5290 /* Uppercase means linewise, except in block mode, then "D" deletes till 5291 * the end of the line, and "C" replaces till EOL */ 5292 if (isupper(cap->cmdchar)) 5293 { 5294 if (VIsual_mode != Ctrl_V) 5295 { 5296 VIsual_mode_orig = VIsual_mode; 5297 VIsual_mode = 'V'; 5298 } 5299 else if (cap->cmdchar == 'C' || cap->cmdchar == 'D') 5300 curwin->w_curswant = MAXCOL; 5301 } 5302 cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1); 5303 nv_operator(cap); 5304 } 5305 5306 /* 5307 * "s" and "S" commands. 5308 */ 5309 static void 5310 nv_subst(cmdarg_T *cap) 5311 { 5312 #ifdef FEAT_TERMINAL 5313 /* When showing output of term_dumpdiff() swap the top and botom. */ 5314 if (term_swap_diff() == OK) 5315 return; 5316 #endif 5317 #ifdef FEAT_JOB_CHANNEL 5318 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 5319 { 5320 clearopbeep(cap->oap); 5321 return; 5322 } 5323 #endif 5324 if (VIsual_active) /* "vs" and "vS" are the same as "vc" */ 5325 { 5326 if (cap->cmdchar == 'S') 5327 { 5328 VIsual_mode_orig = VIsual_mode; 5329 VIsual_mode = 'V'; 5330 } 5331 cap->cmdchar = 'c'; 5332 nv_operator(cap); 5333 } 5334 else 5335 nv_optrans(cap); 5336 } 5337 5338 /* 5339 * Abbreviated commands. 5340 */ 5341 static void 5342 nv_abbrev(cmdarg_T *cap) 5343 { 5344 if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL) 5345 cap->cmdchar = 'x'; /* DEL key behaves like 'x' */ 5346 5347 /* in Visual mode these commands are operators */ 5348 if (VIsual_active) 5349 v_visop(cap); 5350 else 5351 nv_optrans(cap); 5352 } 5353 5354 /* 5355 * Translate a command into another command. 5356 */ 5357 static void 5358 nv_optrans(cmdarg_T *cap) 5359 { 5360 static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh", 5361 (char_u *)"d$", (char_u *)"c$", 5362 (char_u *)"cl", (char_u *)"cc", 5363 (char_u *)"yy", (char_u *)":s\r"}; 5364 static char_u *str = (char_u *)"xXDCsSY&"; 5365 5366 if (!checkclearopq(cap->oap)) 5367 { 5368 // In Vi "2D" doesn't delete the next line. Can't translate it 5369 // either, because "2." should also not use the count. 5370 if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL) 5371 { 5372 cap->oap->start = curwin->w_cursor; 5373 cap->oap->op_type = OP_DELETE; 5374 #ifdef FEAT_EVAL 5375 set_op_var(OP_DELETE); 5376 #endif 5377 cap->count1 = 1; 5378 nv_dollar(cap); 5379 finish_op = TRUE; 5380 ResetRedobuff(); 5381 AppendCharToRedobuff('D'); 5382 } 5383 else 5384 { 5385 if (cap->count0) 5386 stuffnumReadbuff(cap->count0); 5387 stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]); 5388 } 5389 } 5390 cap->opcount = 0; 5391 } 5392 5393 /* 5394 * "'" and "`" commands. Also for "g'" and "g`". 5395 * cap->arg is TRUE for "'" and "g'". 5396 */ 5397 static void 5398 nv_gomark(cmdarg_T *cap) 5399 { 5400 pos_T *pos; 5401 int c; 5402 #ifdef FEAT_FOLDING 5403 pos_T old_cursor = curwin->w_cursor; 5404 int old_KeyTyped = KeyTyped; /* getting file may reset it */ 5405 #endif 5406 5407 if (cap->cmdchar == 'g') 5408 c = cap->extra_char; 5409 else 5410 c = cap->nchar; 5411 pos = getmark(c, (cap->oap->op_type == OP_NOP)); 5412 if (pos == (pos_T *)-1) /* jumped to other file */ 5413 { 5414 if (cap->arg) 5415 { 5416 check_cursor_lnum(); 5417 beginline(BL_WHITE | BL_FIX); 5418 } 5419 else 5420 check_cursor(); 5421 } 5422 else 5423 nv_cursormark(cap, cap->arg, pos); 5424 5425 /* May need to clear the coladd that a mark includes. */ 5426 if (!virtual_active()) 5427 curwin->w_cursor.coladd = 0; 5428 check_cursor_col(); 5429 #ifdef FEAT_FOLDING 5430 if (cap->oap->op_type == OP_NOP 5431 && pos != NULL 5432 && (pos == (pos_T *)-1 || !EQUAL_POS(old_cursor, *pos)) 5433 && (fdo_flags & FDO_MARK) 5434 && old_KeyTyped) 5435 foldOpenCursor(); 5436 #endif 5437 } 5438 5439 /* 5440 * Handle CTRL-O, CTRL-I, "g;" and "g," commands. 5441 */ 5442 static void 5443 nv_pcmark(cmdarg_T *cap) 5444 { 5445 #ifdef FEAT_JUMPLIST 5446 pos_T *pos; 5447 # ifdef FEAT_FOLDING 5448 linenr_T lnum = curwin->w_cursor.lnum; 5449 int old_KeyTyped = KeyTyped; /* getting file may reset it */ 5450 # endif 5451 5452 if (!checkclearopq(cap->oap)) 5453 { 5454 if (cap->cmdchar == 'g') 5455 pos = movechangelist((int)cap->count1); 5456 else 5457 pos = movemark((int)cap->count1); 5458 if (pos == (pos_T *)-1) /* jump to other file */ 5459 { 5460 curwin->w_set_curswant = TRUE; 5461 check_cursor(); 5462 } 5463 else if (pos != NULL) /* can jump */ 5464 nv_cursormark(cap, FALSE, pos); 5465 else if (cap->cmdchar == 'g') 5466 { 5467 if (curbuf->b_changelistlen == 0) 5468 emsg(_("E664: changelist is empty")); 5469 else if (cap->count1 < 0) 5470 emsg(_("E662: At start of changelist")); 5471 else 5472 emsg(_("E663: At end of changelist")); 5473 } 5474 else 5475 clearopbeep(cap->oap); 5476 # ifdef FEAT_FOLDING 5477 if (cap->oap->op_type == OP_NOP 5478 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum) 5479 && (fdo_flags & FDO_MARK) 5480 && old_KeyTyped) 5481 foldOpenCursor(); 5482 # endif 5483 } 5484 #else 5485 clearopbeep(cap->oap); 5486 #endif 5487 } 5488 5489 /* 5490 * Handle '"' command. 5491 */ 5492 static void 5493 nv_regname(cmdarg_T *cap) 5494 { 5495 if (checkclearop(cap->oap)) 5496 return; 5497 #ifdef FEAT_EVAL 5498 if (cap->nchar == '=') 5499 cap->nchar = get_expr_register(); 5500 #endif 5501 if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE)) 5502 { 5503 cap->oap->regname = cap->nchar; 5504 cap->opcount = cap->count0; /* remember count before '"' */ 5505 #ifdef FEAT_EVAL 5506 set_reg_var(cap->oap->regname); 5507 #endif 5508 } 5509 else 5510 clearopbeep(cap->oap); 5511 } 5512 5513 /* 5514 * Handle "v", "V" and "CTRL-V" commands. 5515 * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg 5516 * is TRUE. 5517 * Handle CTRL-Q just like CTRL-V. 5518 */ 5519 static void 5520 nv_visual(cmdarg_T *cap) 5521 { 5522 if (cap->cmdchar == Ctrl_Q) 5523 cap->cmdchar = Ctrl_V; 5524 5525 /* 'v', 'V' and CTRL-V can be used while an operator is pending to make it 5526 * characterwise, linewise, or blockwise. */ 5527 if (cap->oap->op_type != OP_NOP) 5528 { 5529 motion_force = cap->oap->motion_force = cap->cmdchar; 5530 finish_op = FALSE; /* operator doesn't finish now but later */ 5531 return; 5532 } 5533 5534 VIsual_select = cap->arg; 5535 if (VIsual_active) /* change Visual mode */ 5536 { 5537 if (VIsual_mode == cap->cmdchar) /* stop visual mode */ 5538 end_visual_mode(); 5539 else /* toggle char/block mode */ 5540 { /* or char/line mode */ 5541 VIsual_mode = cap->cmdchar; 5542 showmode(); 5543 } 5544 redraw_curbuf_later(INVERTED); /* update the inversion */ 5545 } 5546 else /* start Visual mode */ 5547 { 5548 check_visual_highlight(); 5549 if (cap->count0 > 0 && resel_VIsual_mode != NUL) 5550 { 5551 /* use previously selected part */ 5552 VIsual = curwin->w_cursor; 5553 5554 VIsual_active = TRUE; 5555 VIsual_reselect = TRUE; 5556 if (!cap->arg) 5557 /* start Select mode when 'selectmode' contains "cmd" */ 5558 may_start_select('c'); 5559 setmouse(); 5560 if (p_smd && msg_silent == 0) 5561 redraw_cmdline = TRUE; /* show visual mode later */ 5562 /* 5563 * For V and ^V, we multiply the number of lines even if there 5564 * was only one -- webb 5565 */ 5566 if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1) 5567 { 5568 curwin->w_cursor.lnum += 5569 resel_VIsual_line_count * cap->count0 - 1; 5570 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 5571 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 5572 } 5573 VIsual_mode = resel_VIsual_mode; 5574 if (VIsual_mode == 'v') 5575 { 5576 if (resel_VIsual_line_count <= 1) 5577 { 5578 validate_virtcol(); 5579 curwin->w_curswant = curwin->w_virtcol 5580 + resel_VIsual_vcol * cap->count0 - 1; 5581 } 5582 else 5583 curwin->w_curswant = resel_VIsual_vcol; 5584 coladvance(curwin->w_curswant); 5585 } 5586 if (resel_VIsual_vcol == MAXCOL) 5587 { 5588 curwin->w_curswant = MAXCOL; 5589 coladvance((colnr_T)MAXCOL); 5590 } 5591 else if (VIsual_mode == Ctrl_V) 5592 { 5593 validate_virtcol(); 5594 curwin->w_curswant = curwin->w_virtcol 5595 + resel_VIsual_vcol * cap->count0 - 1; 5596 coladvance(curwin->w_curswant); 5597 } 5598 else 5599 curwin->w_set_curswant = TRUE; 5600 redraw_curbuf_later(INVERTED); /* show the inversion */ 5601 } 5602 else 5603 { 5604 if (!cap->arg) 5605 /* start Select mode when 'selectmode' contains "cmd" */ 5606 may_start_select('c'); 5607 n_start_visual_mode(cap->cmdchar); 5608 if (VIsual_mode != 'V' && *p_sel == 'e') 5609 ++cap->count1; /* include one more char */ 5610 if (cap->count0 > 0 && --cap->count1 > 0) 5611 { 5612 /* With a count select that many characters or lines. */ 5613 if (VIsual_mode == 'v' || VIsual_mode == Ctrl_V) 5614 nv_right(cap); 5615 else if (VIsual_mode == 'V') 5616 nv_down(cap); 5617 } 5618 } 5619 } 5620 } 5621 5622 /* 5623 * Start selection for Shift-movement keys. 5624 */ 5625 void 5626 start_selection(void) 5627 { 5628 /* if 'selectmode' contains "key", start Select mode */ 5629 may_start_select('k'); 5630 n_start_visual_mode('v'); 5631 } 5632 5633 /* 5634 * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu. 5635 */ 5636 void 5637 may_start_select(int c) 5638 { 5639 VIsual_select = (stuff_empty() && typebuf_typed() 5640 && (vim_strchr(p_slm, c) != NULL)); 5641 } 5642 5643 /* 5644 * Start Visual mode "c". 5645 * Should set VIsual_select before calling this. 5646 */ 5647 static void 5648 n_start_visual_mode(int c) 5649 { 5650 #ifdef FEAT_CONCEAL 5651 /* Check for redraw before changing the state. */ 5652 conceal_check_cursor_line(); 5653 #endif 5654 5655 VIsual_mode = c; 5656 VIsual_active = TRUE; 5657 VIsual_reselect = TRUE; 5658 5659 // Corner case: the 0 position in a tab may change when going into 5660 // virtualedit. Recalculate curwin->w_cursor to avoid bad hilighting. 5661 if (c == Ctrl_V && (ve_flags & VE_BLOCK) && gchar_cursor() == TAB) 5662 { 5663 validate_virtcol(); 5664 coladvance(curwin->w_virtcol); 5665 } 5666 VIsual = curwin->w_cursor; 5667 5668 #ifdef FEAT_FOLDING 5669 foldAdjustVisual(); 5670 #endif 5671 5672 setmouse(); 5673 #ifdef FEAT_CONCEAL 5674 /* Check for redraw after changing the state. */ 5675 conceal_check_cursor_line(); 5676 #endif 5677 5678 if (p_smd && msg_silent == 0) 5679 redraw_cmdline = TRUE; /* show visual mode later */ 5680 #ifdef FEAT_CLIPBOARD 5681 /* Make sure the clipboard gets updated. Needed because start and 5682 * end may still be the same, and the selection needs to be owned */ 5683 clip_star.vmode = NUL; 5684 #endif 5685 5686 /* Only need to redraw this line, unless still need to redraw an old 5687 * Visual area (when 'lazyredraw' is set). */ 5688 if (curwin->w_redr_type < INVERTED) 5689 { 5690 curwin->w_old_cursor_lnum = curwin->w_cursor.lnum; 5691 curwin->w_old_visual_lnum = curwin->w_cursor.lnum; 5692 } 5693 } 5694 5695 5696 /* 5697 * CTRL-W: Window commands 5698 */ 5699 static void 5700 nv_window(cmdarg_T *cap) 5701 { 5702 if (cap->nchar == ':') 5703 { 5704 /* "CTRL-W :" is the same as typing ":"; useful in a terminal window */ 5705 cap->cmdchar = ':'; 5706 cap->nchar = NUL; 5707 nv_colon(cap); 5708 } 5709 else if (!checkclearop(cap->oap)) 5710 do_window(cap->nchar, cap->count0, NUL); /* everything is in window.c */ 5711 } 5712 5713 /* 5714 * CTRL-Z: Suspend 5715 */ 5716 static void 5717 nv_suspend(cmdarg_T *cap) 5718 { 5719 clearop(cap->oap); 5720 if (VIsual_active) 5721 end_visual_mode(); /* stop Visual mode */ 5722 do_cmdline_cmd((char_u *)"st"); 5723 } 5724 5725 /* 5726 * Commands starting with "g". 5727 */ 5728 static void 5729 nv_g_cmd(cmdarg_T *cap) 5730 { 5731 oparg_T *oap = cap->oap; 5732 pos_T tpos; 5733 int i; 5734 int flag = FALSE; 5735 5736 switch (cap->nchar) 5737 { 5738 case Ctrl_A: 5739 case Ctrl_X: 5740 #ifdef MEM_PROFILE 5741 /* 5742 * "g^A": dump log of used memory. 5743 */ 5744 if (!VIsual_active && cap->nchar == Ctrl_A) 5745 vim_mem_profile_dump(); 5746 else 5747 #endif 5748 /* 5749 * "g^A/g^X": sequentially increment visually selected region 5750 */ 5751 if (VIsual_active) 5752 { 5753 cap->arg = TRUE; 5754 cap->cmdchar = cap->nchar; 5755 cap->nchar = NUL; 5756 nv_addsub(cap); 5757 } 5758 else 5759 clearopbeep(oap); 5760 break; 5761 5762 /* 5763 * "gR": Enter virtual replace mode. 5764 */ 5765 case 'R': 5766 cap->arg = TRUE; 5767 nv_Replace(cap); 5768 break; 5769 5770 case 'r': 5771 nv_vreplace(cap); 5772 break; 5773 5774 case '&': 5775 do_cmdline_cmd((char_u *)"%s//~/&"); 5776 break; 5777 5778 /* 5779 * "gv": Reselect the previous Visual area. If Visual already active, 5780 * exchange previous and current Visual area. 5781 */ 5782 case 'v': 5783 if (checkclearop(oap)) 5784 break; 5785 5786 if ( curbuf->b_visual.vi_start.lnum == 0 5787 || curbuf->b_visual.vi_start.lnum > curbuf->b_ml.ml_line_count 5788 || curbuf->b_visual.vi_end.lnum == 0) 5789 beep_flush(); 5790 else 5791 { 5792 /* set w_cursor to the start of the Visual area, tpos to the end */ 5793 if (VIsual_active) 5794 { 5795 i = VIsual_mode; 5796 VIsual_mode = curbuf->b_visual.vi_mode; 5797 curbuf->b_visual.vi_mode = i; 5798 # ifdef FEAT_EVAL 5799 curbuf->b_visual_mode_eval = i; 5800 # endif 5801 i = curwin->w_curswant; 5802 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5803 curbuf->b_visual.vi_curswant = i; 5804 5805 tpos = curbuf->b_visual.vi_end; 5806 curbuf->b_visual.vi_end = curwin->w_cursor; 5807 curwin->w_cursor = curbuf->b_visual.vi_start; 5808 curbuf->b_visual.vi_start = VIsual; 5809 } 5810 else 5811 { 5812 VIsual_mode = curbuf->b_visual.vi_mode; 5813 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5814 tpos = curbuf->b_visual.vi_end; 5815 curwin->w_cursor = curbuf->b_visual.vi_start; 5816 } 5817 5818 VIsual_active = TRUE; 5819 VIsual_reselect = TRUE; 5820 5821 /* Set Visual to the start and w_cursor to the end of the Visual 5822 * area. Make sure they are on an existing character. */ 5823 check_cursor(); 5824 VIsual = curwin->w_cursor; 5825 curwin->w_cursor = tpos; 5826 check_cursor(); 5827 update_topline(); 5828 /* 5829 * When called from normal "g" command: start Select mode when 5830 * 'selectmode' contains "cmd". When called for K_SELECT, always 5831 * start Select mode. 5832 */ 5833 if (cap->arg) 5834 VIsual_select = TRUE; 5835 else 5836 may_start_select('c'); 5837 setmouse(); 5838 #ifdef FEAT_CLIPBOARD 5839 /* Make sure the clipboard gets updated. Needed because start and 5840 * end are still the same, and the selection needs to be owned */ 5841 clip_star.vmode = NUL; 5842 #endif 5843 redraw_curbuf_later(INVERTED); 5844 showmode(); 5845 } 5846 break; 5847 /* 5848 * "gV": Don't reselect the previous Visual area after a Select mode 5849 * mapping of menu. 5850 */ 5851 case 'V': 5852 VIsual_reselect = FALSE; 5853 break; 5854 5855 /* 5856 * "gh": start Select mode. 5857 * "gH": start Select line mode. 5858 * "g^H": start Select block mode. 5859 */ 5860 case K_BS: 5861 cap->nchar = Ctrl_H; 5862 /* FALLTHROUGH */ 5863 case 'h': 5864 case 'H': 5865 case Ctrl_H: 5866 # ifdef EBCDIC 5867 /* EBCDIC: 'v'-'h' != '^v'-'^h' */ 5868 if (cap->nchar == Ctrl_H) 5869 cap->cmdchar = Ctrl_V; 5870 else 5871 # endif 5872 cap->cmdchar = cap->nchar + ('v' - 'h'); 5873 cap->arg = TRUE; 5874 nv_visual(cap); 5875 break; 5876 5877 /* "gn", "gN" visually select next/previous search match 5878 * "gn" selects next match 5879 * "gN" selects previous match 5880 */ 5881 case 'N': 5882 case 'n': 5883 if (!current_search(cap->count1, cap->nchar == 'n')) 5884 clearopbeep(oap); 5885 break; 5886 5887 /* 5888 * "gj" and "gk" two new funny movement keys -- up and down 5889 * movement based on *screen* line rather than *file* line. 5890 */ 5891 case 'j': 5892 case K_DOWN: 5893 /* with 'nowrap' it works just like the normal "j" command; also when 5894 * in a closed fold */ 5895 if (!curwin->w_p_wrap 5896 #ifdef FEAT_FOLDING 5897 || hasFolding(curwin->w_cursor.lnum, NULL, NULL) 5898 #endif 5899 ) 5900 { 5901 oap->motion_type = MLINE; 5902 i = cursor_down(cap->count1, oap->op_type == OP_NOP); 5903 } 5904 else 5905 i = nv_screengo(oap, FORWARD, cap->count1); 5906 if (i == FAIL) 5907 clearopbeep(oap); 5908 break; 5909 5910 case 'k': 5911 case K_UP: 5912 /* with 'nowrap' it works just like the normal "k" command; also when 5913 * in a closed fold */ 5914 if (!curwin->w_p_wrap 5915 #ifdef FEAT_FOLDING 5916 || hasFolding(curwin->w_cursor.lnum, NULL, NULL) 5917 #endif 5918 ) 5919 { 5920 oap->motion_type = MLINE; 5921 i = cursor_up(cap->count1, oap->op_type == OP_NOP); 5922 } 5923 else 5924 i = nv_screengo(oap, BACKWARD, cap->count1); 5925 if (i == FAIL) 5926 clearopbeep(oap); 5927 break; 5928 5929 /* 5930 * "gJ": join two lines without inserting a space. 5931 */ 5932 case 'J': 5933 nv_join(cap); 5934 break; 5935 5936 /* 5937 * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines. 5938 * "gm": middle of "g0" and "g$". 5939 */ 5940 case '^': 5941 flag = TRUE; 5942 /* FALLTHROUGH */ 5943 5944 case '0': 5945 case 'm': 5946 case K_HOME: 5947 case K_KHOME: 5948 oap->motion_type = MCHAR; 5949 oap->inclusive = FALSE; 5950 if (curwin->w_p_wrap && curwin->w_width != 0) 5951 { 5952 int width1 = curwin->w_width - curwin_col_off(); 5953 int width2 = width1 + curwin_col_off2(); 5954 5955 validate_virtcol(); 5956 i = 0; 5957 if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0) 5958 i = (curwin->w_virtcol - width1) / width2 * width2 + width1; 5959 } 5960 else 5961 i = curwin->w_leftcol; 5962 /* Go to the middle of the screen line. When 'number' or 5963 * 'relativenumber' is on and lines are wrapping the middle can be more 5964 * to the left. */ 5965 if (cap->nchar == 'm') 5966 i += (curwin->w_width - curwin_col_off() 5967 + ((curwin->w_p_wrap && i > 0) 5968 ? curwin_col_off2() : 0)) / 2; 5969 coladvance((colnr_T)i); 5970 if (flag) 5971 { 5972 do 5973 i = gchar_cursor(); 5974 while (VIM_ISWHITE(i) && oneright() == OK); 5975 curwin->w_valid &= ~VALID_WCOL; 5976 } 5977 curwin->w_set_curswant = TRUE; 5978 break; 5979 5980 case 'M': 5981 { 5982 char_u *ptr = ml_get_curline(); 5983 5984 oap->motion_type = MCHAR; 5985 oap->inclusive = FALSE; 5986 if (has_mbyte) 5987 i = mb_string2cells(ptr, (int)STRLEN(ptr)); 5988 else 5989 i = (int)STRLEN(ptr); 5990 if (cap->count0 > 0 && cap->count0 <= 100) 5991 coladvance((colnr_T)(i * cap->count0 / 100)); 5992 else 5993 coladvance((colnr_T)(i / 2)); 5994 curwin->w_set_curswant = TRUE; 5995 } 5996 break; 5997 5998 case '_': 5999 /* "g_": to the last non-blank character in the line or <count> lines 6000 * downward. */ 6001 cap->oap->motion_type = MCHAR; 6002 cap->oap->inclusive = TRUE; 6003 curwin->w_curswant = MAXCOL; 6004 if (cursor_down((long)(cap->count1 - 1), 6005 cap->oap->op_type == OP_NOP) == FAIL) 6006 clearopbeep(cap->oap); 6007 else 6008 { 6009 char_u *ptr = ml_get_curline(); 6010 6011 /* In Visual mode we may end up after the line. */ 6012 if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL) 6013 --curwin->w_cursor.col; 6014 6015 /* Decrease the cursor column until it's on a non-blank. */ 6016 while (curwin->w_cursor.col > 0 6017 && VIM_ISWHITE(ptr[curwin->w_cursor.col])) 6018 --curwin->w_cursor.col; 6019 curwin->w_set_curswant = TRUE; 6020 adjust_for_sel(cap); 6021 } 6022 break; 6023 6024 case '$': 6025 case K_END: 6026 case K_KEND: 6027 { 6028 int col_off = curwin_col_off(); 6029 6030 oap->motion_type = MCHAR; 6031 oap->inclusive = TRUE; 6032 if (curwin->w_p_wrap && curwin->w_width != 0) 6033 { 6034 curwin->w_curswant = MAXCOL; /* so we stay at the end */ 6035 if (cap->count1 == 1) 6036 { 6037 int width1 = curwin->w_width - col_off; 6038 int width2 = width1 + curwin_col_off2(); 6039 6040 validate_virtcol(); 6041 i = width1 - 1; 6042 if (curwin->w_virtcol >= (colnr_T)width1) 6043 i += ((curwin->w_virtcol - width1) / width2 + 1) 6044 * width2; 6045 coladvance((colnr_T)i); 6046 6047 /* Make sure we stick in this column. */ 6048 validate_virtcol(); 6049 curwin->w_curswant = curwin->w_virtcol; 6050 curwin->w_set_curswant = FALSE; 6051 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 6052 { 6053 /* 6054 * Check for landing on a character that got split at 6055 * the end of the line. We do not want to advance to 6056 * the next screen line. 6057 */ 6058 if (curwin->w_virtcol > (colnr_T)i) 6059 --curwin->w_cursor.col; 6060 } 6061 } 6062 else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL) 6063 clearopbeep(oap); 6064 } 6065 else 6066 { 6067 if (cap->count1 > 1) 6068 // if it fails, let the cursor still move to the last char 6069 (void)cursor_down(cap->count1 - 1, FALSE); 6070 6071 i = curwin->w_leftcol + curwin->w_width - col_off - 1; 6072 coladvance((colnr_T)i); 6073 6074 // Make sure we stick in this column. 6075 validate_virtcol(); 6076 curwin->w_curswant = curwin->w_virtcol; 6077 curwin->w_set_curswant = FALSE; 6078 } 6079 } 6080 break; 6081 6082 /* 6083 * "g*" and "g#", like "*" and "#" but without using "\<" and "\>" 6084 */ 6085 case '*': 6086 case '#': 6087 #if POUND != '#' 6088 case POUND: /* pound sign (sometimes equal to '#') */ 6089 #endif 6090 case Ctrl_RSB: /* :tag or :tselect for current identifier */ 6091 case ']': /* :tselect for current identifier */ 6092 nv_ident(cap); 6093 break; 6094 6095 /* 6096 * ge and gE: go back to end of word 6097 */ 6098 case 'e': 6099 case 'E': 6100 oap->motion_type = MCHAR; 6101 curwin->w_set_curswant = TRUE; 6102 oap->inclusive = TRUE; 6103 if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL) 6104 clearopbeep(oap); 6105 break; 6106 6107 /* 6108 * "g CTRL-G": display info about cursor position 6109 */ 6110 case Ctrl_G: 6111 cursor_pos_info(NULL); 6112 break; 6113 6114 /* 6115 * "gi": start Insert at the last position. 6116 */ 6117 case 'i': 6118 if (curbuf->b_last_insert.lnum != 0) 6119 { 6120 curwin->w_cursor = curbuf->b_last_insert; 6121 check_cursor_lnum(); 6122 i = (int)STRLEN(ml_get_curline()); 6123 if (curwin->w_cursor.col > (colnr_T)i) 6124 { 6125 if (virtual_active()) 6126 curwin->w_cursor.coladd += curwin->w_cursor.col - i; 6127 curwin->w_cursor.col = i; 6128 } 6129 } 6130 cap->cmdchar = 'i'; 6131 nv_edit(cap); 6132 break; 6133 6134 /* 6135 * "gI": Start insert in column 1. 6136 */ 6137 case 'I': 6138 beginline(0); 6139 if (!checkclearopq(oap)) 6140 invoke_edit(cap, FALSE, 'g', FALSE); 6141 break; 6142 6143 #ifdef FEAT_SEARCHPATH 6144 /* 6145 * "gf": goto file, edit file under cursor 6146 * "]f" and "[f": can also be used. 6147 */ 6148 case 'f': 6149 case 'F': 6150 nv_gotofile(cap); 6151 break; 6152 #endif 6153 6154 /* "g'm" and "g`m": jump to mark without setting pcmark */ 6155 case '\'': 6156 cap->arg = TRUE; 6157 /* FALLTHROUGH */ 6158 case '`': 6159 nv_gomark(cap); 6160 break; 6161 6162 /* 6163 * "gs": Goto sleep. 6164 */ 6165 case 's': 6166 do_sleep(cap->count1 * 1000L); 6167 break; 6168 6169 /* 6170 * "ga": Display the ascii value of the character under the 6171 * cursor. It is displayed in decimal, hex, and octal. -- webb 6172 */ 6173 case 'a': 6174 do_ascii(NULL); 6175 break; 6176 6177 /* 6178 * "g8": Display the bytes used for the UTF-8 character under the 6179 * cursor. It is displayed in hex. 6180 * "8g8" finds illegal byte sequence. 6181 */ 6182 case '8': 6183 if (cap->count0 == 8) 6184 utf_find_illegal(); 6185 else 6186 show_utf8(); 6187 break; 6188 6189 /* "g<": show scrollback text */ 6190 case '<': 6191 show_sb_text(); 6192 break; 6193 6194 /* 6195 * "gg": Goto the first line in file. With a count it goes to 6196 * that line number like for "G". -- webb 6197 */ 6198 case 'g': 6199 cap->arg = FALSE; 6200 nv_goto(cap); 6201 break; 6202 6203 /* 6204 * Two-character operators: 6205 * "gq" Format text 6206 * "gw" Format text and keep cursor position 6207 * "g~" Toggle the case of the text. 6208 * "gu" Change text to lower case. 6209 * "gU" Change text to upper case. 6210 * "g?" rot13 encoding 6211 * "g@" call 'operatorfunc' 6212 */ 6213 case 'q': 6214 case 'w': 6215 oap->cursor_start = curwin->w_cursor; 6216 /* FALLTHROUGH */ 6217 case '~': 6218 case 'u': 6219 case 'U': 6220 case '?': 6221 case '@': 6222 nv_operator(cap); 6223 break; 6224 6225 /* 6226 * "gd": Find first occurrence of pattern under the cursor in the 6227 * current function 6228 * "gD": idem, but in the current file. 6229 */ 6230 case 'd': 6231 case 'D': 6232 nv_gd(oap, cap->nchar, (int)cap->count0); 6233 break; 6234 6235 /* 6236 * g<*Mouse> : <C-*mouse> 6237 */ 6238 case K_MIDDLEMOUSE: 6239 case K_MIDDLEDRAG: 6240 case K_MIDDLERELEASE: 6241 case K_LEFTMOUSE: 6242 case K_LEFTDRAG: 6243 case K_LEFTRELEASE: 6244 case K_MOUSEMOVE: 6245 case K_RIGHTMOUSE: 6246 case K_RIGHTDRAG: 6247 case K_RIGHTRELEASE: 6248 case K_X1MOUSE: 6249 case K_X1DRAG: 6250 case K_X1RELEASE: 6251 case K_X2MOUSE: 6252 case K_X2DRAG: 6253 case K_X2RELEASE: 6254 mod_mask = MOD_MASK_CTRL; 6255 (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0); 6256 break; 6257 6258 case K_IGNORE: 6259 break; 6260 6261 /* 6262 * "gP" and "gp": same as "P" and "p" but leave cursor just after new text 6263 */ 6264 case 'p': 6265 case 'P': 6266 nv_put(cap); 6267 break; 6268 6269 #ifdef FEAT_BYTEOFF 6270 /* "go": goto byte count from start of buffer */ 6271 case 'o': 6272 goto_byte(cap->count0); 6273 break; 6274 #endif 6275 6276 /* "gQ": improved Ex mode */ 6277 case 'Q': 6278 if (text_locked()) 6279 { 6280 clearopbeep(cap->oap); 6281 text_locked_msg(); 6282 break; 6283 } 6284 6285 if (!checkclearopq(oap)) 6286 do_exmode(TRUE); 6287 break; 6288 6289 #ifdef FEAT_JUMPLIST 6290 case ',': 6291 nv_pcmark(cap); 6292 break; 6293 6294 case ';': 6295 cap->count1 = -cap->count1; 6296 nv_pcmark(cap); 6297 break; 6298 #endif 6299 6300 case 't': 6301 if (!checkclearop(oap)) 6302 goto_tabpage((int)cap->count0); 6303 break; 6304 case 'T': 6305 if (!checkclearop(oap)) 6306 goto_tabpage(-(int)cap->count1); 6307 break; 6308 6309 case '+': 6310 case '-': /* "g+" and "g-": undo or redo along the timeline */ 6311 if (!checkclearopq(oap)) 6312 undo_time(cap->nchar == '-' ? -cap->count1 : cap->count1, 6313 FALSE, FALSE, FALSE); 6314 break; 6315 6316 default: 6317 clearopbeep(oap); 6318 break; 6319 } 6320 } 6321 6322 /* 6323 * Handle "o" and "O" commands. 6324 */ 6325 static void 6326 n_opencmd(cmdarg_T *cap) 6327 { 6328 #ifdef FEAT_CONCEAL 6329 linenr_T oldline = curwin->w_cursor.lnum; 6330 #endif 6331 6332 if (!checkclearopq(cap->oap)) 6333 { 6334 #ifdef FEAT_FOLDING 6335 if (cap->cmdchar == 'O') 6336 /* Open above the first line of a folded sequence of lines */ 6337 (void)hasFolding(curwin->w_cursor.lnum, 6338 &curwin->w_cursor.lnum, NULL); 6339 else 6340 /* Open below the last line of a folded sequence of lines */ 6341 (void)hasFolding(curwin->w_cursor.lnum, 6342 NULL, &curwin->w_cursor.lnum); 6343 #endif 6344 if (u_save((linenr_T)(curwin->w_cursor.lnum - 6345 (cap->cmdchar == 'O' ? 1 : 0)), 6346 (linenr_T)(curwin->w_cursor.lnum + 6347 (cap->cmdchar == 'o' ? 1 : 0)) 6348 ) == OK 6349 && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD, 6350 has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM : 0, 6351 0) == OK) 6352 { 6353 #ifdef FEAT_CONCEAL 6354 if (curwin->w_p_cole > 0 && oldline != curwin->w_cursor.lnum) 6355 redrawWinline(curwin, oldline); 6356 #endif 6357 #ifdef FEAT_SYN_HL 6358 if (curwin->w_p_cul) 6359 /* force redraw of cursorline */ 6360 curwin->w_valid &= ~VALID_CROW; 6361 #endif 6362 /* When '#' is in 'cpoptions' ignore the count. */ 6363 if (vim_strchr(p_cpo, CPO_HASH) != NULL) 6364 cap->count1 = 1; 6365 invoke_edit(cap, FALSE, cap->cmdchar, TRUE); 6366 } 6367 } 6368 } 6369 6370 /* 6371 * "." command: redo last change. 6372 */ 6373 static void 6374 nv_dot(cmdarg_T *cap) 6375 { 6376 if (!checkclearopq(cap->oap)) 6377 { 6378 /* 6379 * If "restart_edit" is TRUE, the last but one command is repeated 6380 * instead of the last command (inserting text). This is used for 6381 * CTRL-O <.> in insert mode. 6382 */ 6383 if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL) 6384 clearopbeep(cap->oap); 6385 } 6386 } 6387 6388 /* 6389 * CTRL-R: undo undo 6390 */ 6391 static void 6392 nv_redo(cmdarg_T *cap) 6393 { 6394 if (!checkclearopq(cap->oap)) 6395 { 6396 u_redo((int)cap->count1); 6397 curwin->w_set_curswant = TRUE; 6398 } 6399 } 6400 6401 /* 6402 * Handle "U" command. 6403 */ 6404 static void 6405 nv_Undo(cmdarg_T *cap) 6406 { 6407 /* In Visual mode and typing "gUU" triggers an operator */ 6408 if (cap->oap->op_type == OP_UPPER || VIsual_active) 6409 { 6410 /* translate "gUU" to "gUgU" */ 6411 cap->cmdchar = 'g'; 6412 cap->nchar = 'U'; 6413 nv_operator(cap); 6414 } 6415 else if (!checkclearopq(cap->oap)) 6416 { 6417 u_undoline(); 6418 curwin->w_set_curswant = TRUE; 6419 } 6420 } 6421 6422 /* 6423 * '~' command: If tilde is not an operator and Visual is off: swap case of a 6424 * single character. 6425 */ 6426 static void 6427 nv_tilde(cmdarg_T *cap) 6428 { 6429 if (!p_to && !VIsual_active && cap->oap->op_type != OP_TILDE) 6430 { 6431 #ifdef FEAT_JOB_CHANNEL 6432 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 6433 { 6434 clearopbeep(cap->oap); 6435 return; 6436 } 6437 #endif 6438 n_swapchar(cap); 6439 } 6440 else 6441 nv_operator(cap); 6442 } 6443 6444 /* 6445 * Handle an operator command. 6446 * The actual work is done by do_pending_operator(). 6447 */ 6448 static void 6449 nv_operator(cmdarg_T *cap) 6450 { 6451 int op_type; 6452 6453 op_type = get_op_type(cap->cmdchar, cap->nchar); 6454 #ifdef FEAT_JOB_CHANNEL 6455 if (bt_prompt(curbuf) && op_is_change(op_type) && !prompt_curpos_editable()) 6456 { 6457 clearopbeep(cap->oap); 6458 return; 6459 } 6460 #endif 6461 6462 if (op_type == cap->oap->op_type) /* double operator works on lines */ 6463 nv_lineop(cap); 6464 else if (!checkclearop(cap->oap)) 6465 { 6466 cap->oap->start = curwin->w_cursor; 6467 cap->oap->op_type = op_type; 6468 #ifdef FEAT_EVAL 6469 set_op_var(op_type); 6470 #endif 6471 } 6472 } 6473 6474 #ifdef FEAT_EVAL 6475 /* 6476 * Set v:operator to the characters for "optype". 6477 */ 6478 static void 6479 set_op_var(int optype) 6480 { 6481 char_u opchars[3]; 6482 6483 if (optype == OP_NOP) 6484 set_vim_var_string(VV_OP, NULL, 0); 6485 else 6486 { 6487 opchars[0] = get_op_char(optype); 6488 opchars[1] = get_extra_op_char(optype); 6489 opchars[2] = NUL; 6490 set_vim_var_string(VV_OP, opchars, -1); 6491 } 6492 } 6493 #endif 6494 6495 /* 6496 * Handle linewise operator "dd", "yy", etc. 6497 * 6498 * "_" is is a strange motion command that helps make operators more logical. 6499 * It is actually implemented, but not documented in the real Vi. This motion 6500 * command actually refers to "the current line". Commands like "dd" and "yy" 6501 * are really an alternate form of "d_" and "y_". It does accept a count, so 6502 * "d3_" works to delete 3 lines. 6503 */ 6504 static void 6505 nv_lineop(cmdarg_T *cap) 6506 { 6507 cap->oap->motion_type = MLINE; 6508 if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL) 6509 clearopbeep(cap->oap); 6510 else if ( (cap->oap->op_type == OP_DELETE /* only with linewise motions */ 6511 && cap->oap->motion_force != 'v' 6512 && cap->oap->motion_force != Ctrl_V) 6513 || cap->oap->op_type == OP_LSHIFT 6514 || cap->oap->op_type == OP_RSHIFT) 6515 beginline(BL_SOL | BL_FIX); 6516 else if (cap->oap->op_type != OP_YANK) /* 'Y' does not move cursor */ 6517 beginline(BL_WHITE | BL_FIX); 6518 } 6519 6520 /* 6521 * <Home> command. 6522 */ 6523 static void 6524 nv_home(cmdarg_T *cap) 6525 { 6526 /* CTRL-HOME is like "gg" */ 6527 if (mod_mask & MOD_MASK_CTRL) 6528 nv_goto(cap); 6529 else 6530 { 6531 cap->count0 = 1; 6532 nv_pipe(cap); 6533 } 6534 ins_at_eol = FALSE; /* Don't move cursor past eol (only necessary in a 6535 one-character line). */ 6536 } 6537 6538 /* 6539 * "|" command. 6540 */ 6541 static void 6542 nv_pipe(cmdarg_T *cap) 6543 { 6544 cap->oap->motion_type = MCHAR; 6545 cap->oap->inclusive = FALSE; 6546 beginline(0); 6547 if (cap->count0 > 0) 6548 { 6549 coladvance((colnr_T)(cap->count0 - 1)); 6550 curwin->w_curswant = (colnr_T)(cap->count0 - 1); 6551 } 6552 else 6553 curwin->w_curswant = 0; 6554 /* keep curswant at the column where we wanted to go, not where 6555 * we ended; differs if line is too short */ 6556 curwin->w_set_curswant = FALSE; 6557 } 6558 6559 /* 6560 * Handle back-word command "b" and "B". 6561 * cap->arg is 1 for "B" 6562 */ 6563 static void 6564 nv_bck_word(cmdarg_T *cap) 6565 { 6566 cap->oap->motion_type = MCHAR; 6567 cap->oap->inclusive = FALSE; 6568 curwin->w_set_curswant = TRUE; 6569 if (bck_word(cap->count1, cap->arg, FALSE) == FAIL) 6570 clearopbeep(cap->oap); 6571 #ifdef FEAT_FOLDING 6572 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6573 foldOpenCursor(); 6574 #endif 6575 } 6576 6577 /* 6578 * Handle word motion commands "e", "E", "w" and "W". 6579 * cap->arg is TRUE for "E" and "W". 6580 */ 6581 static void 6582 nv_wordcmd(cmdarg_T *cap) 6583 { 6584 int n; 6585 int word_end; 6586 int flag = FALSE; 6587 pos_T startpos = curwin->w_cursor; 6588 6589 /* 6590 * Set inclusive for the "E" and "e" command. 6591 */ 6592 if (cap->cmdchar == 'e' || cap->cmdchar == 'E') 6593 word_end = TRUE; 6594 else 6595 word_end = FALSE; 6596 cap->oap->inclusive = word_end; 6597 6598 /* 6599 * "cw" and "cW" are a special case. 6600 */ 6601 if (!word_end && cap->oap->op_type == OP_CHANGE) 6602 { 6603 n = gchar_cursor(); 6604 if (n != NUL) /* not an empty line */ 6605 { 6606 if (VIM_ISWHITE(n)) 6607 { 6608 /* 6609 * Reproduce a funny Vi behaviour: "cw" on a blank only 6610 * changes one character, not all blanks until the start of 6611 * the next word. Only do this when the 'w' flag is included 6612 * in 'cpoptions'. 6613 */ 6614 if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL) 6615 { 6616 cap->oap->inclusive = TRUE; 6617 cap->oap->motion_type = MCHAR; 6618 return; 6619 } 6620 } 6621 else 6622 { 6623 /* 6624 * This is a little strange. To match what the real Vi does, 6625 * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided 6626 * that we are not on a space or a TAB. This seems impolite 6627 * at first, but it's really more what we mean when we say 6628 * 'cw'. 6629 * Another strangeness: When standing on the end of a word 6630 * "ce" will change until the end of the next word, but "cw" 6631 * will change only one character! This is done by setting 6632 * flag. 6633 */ 6634 cap->oap->inclusive = TRUE; 6635 word_end = TRUE; 6636 flag = TRUE; 6637 } 6638 } 6639 } 6640 6641 cap->oap->motion_type = MCHAR; 6642 curwin->w_set_curswant = TRUE; 6643 if (word_end) 6644 n = end_word(cap->count1, cap->arg, flag, FALSE); 6645 else 6646 n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP); 6647 6648 /* Don't leave the cursor on the NUL past the end of line. Unless we 6649 * didn't move it forward. */ 6650 if (LT_POS(startpos, curwin->w_cursor)) 6651 adjust_cursor(cap->oap); 6652 6653 if (n == FAIL && cap->oap->op_type == OP_NOP) 6654 clearopbeep(cap->oap); 6655 else 6656 { 6657 adjust_for_sel(cap); 6658 #ifdef FEAT_FOLDING 6659 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6660 foldOpenCursor(); 6661 #endif 6662 } 6663 } 6664 6665 /* 6666 * Used after a movement command: If the cursor ends up on the NUL after the 6667 * end of the line, may move it back to the last character and make the motion 6668 * inclusive. 6669 */ 6670 static void 6671 adjust_cursor(oparg_T *oap) 6672 { 6673 /* The cursor cannot remain on the NUL when: 6674 * - the column is > 0 6675 * - not in Visual mode or 'selection' is "o" 6676 * - 'virtualedit' is not "all" and not "onemore". 6677 */ 6678 if (curwin->w_cursor.col > 0 && gchar_cursor() == NUL 6679 && (!VIsual_active || *p_sel == 'o') 6680 && !virtual_active() && (ve_flags & VE_ONEMORE) == 0) 6681 { 6682 --curwin->w_cursor.col; 6683 /* prevent cursor from moving on the trail byte */ 6684 if (has_mbyte) 6685 mb_adjust_cursor(); 6686 oap->inclusive = TRUE; 6687 } 6688 } 6689 6690 /* 6691 * "0" and "^" commands. 6692 * cap->arg is the argument for beginline(). 6693 */ 6694 static void 6695 nv_beginline(cmdarg_T *cap) 6696 { 6697 cap->oap->motion_type = MCHAR; 6698 cap->oap->inclusive = FALSE; 6699 beginline(cap->arg); 6700 #ifdef FEAT_FOLDING 6701 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6702 foldOpenCursor(); 6703 #endif 6704 ins_at_eol = FALSE; /* Don't move cursor past eol (only necessary in a 6705 one-character line). */ 6706 } 6707 6708 /* 6709 * In exclusive Visual mode, may include the last character. 6710 */ 6711 static void 6712 adjust_for_sel(cmdarg_T *cap) 6713 { 6714 if (VIsual_active && cap->oap->inclusive && *p_sel == 'e' 6715 && gchar_cursor() != NUL && LT_POS(VIsual, curwin->w_cursor)) 6716 { 6717 if (has_mbyte) 6718 inc_cursor(); 6719 else 6720 ++curwin->w_cursor.col; 6721 cap->oap->inclusive = FALSE; 6722 } 6723 } 6724 6725 /* 6726 * Exclude last character at end of Visual area for 'selection' == "exclusive". 6727 * Should check VIsual_mode before calling this. 6728 * Returns TRUE when backed up to the previous line. 6729 */ 6730 int 6731 unadjust_for_sel(void) 6732 { 6733 pos_T *pp; 6734 6735 if (*p_sel == 'e' && !EQUAL_POS(VIsual, curwin->w_cursor)) 6736 { 6737 if (LT_POS(VIsual, curwin->w_cursor)) 6738 pp = &curwin->w_cursor; 6739 else 6740 pp = &VIsual; 6741 if (pp->coladd > 0) 6742 --pp->coladd; 6743 else 6744 if (pp->col > 0) 6745 { 6746 --pp->col; 6747 mb_adjustpos(curbuf, pp); 6748 } 6749 else if (pp->lnum > 1) 6750 { 6751 --pp->lnum; 6752 pp->col = (colnr_T)STRLEN(ml_get(pp->lnum)); 6753 return TRUE; 6754 } 6755 } 6756 return FALSE; 6757 } 6758 6759 /* 6760 * SELECT key in Normal or Visual mode: end of Select mode mapping. 6761 */ 6762 static void 6763 nv_select(cmdarg_T *cap) 6764 { 6765 if (VIsual_active) 6766 VIsual_select = TRUE; 6767 else if (VIsual_reselect) 6768 { 6769 cap->nchar = 'v'; /* fake "gv" command */ 6770 cap->arg = TRUE; 6771 nv_g_cmd(cap); 6772 } 6773 } 6774 6775 6776 /* 6777 * "G", "gg", CTRL-END, CTRL-HOME. 6778 * cap->arg is TRUE for "G". 6779 */ 6780 static void 6781 nv_goto(cmdarg_T *cap) 6782 { 6783 linenr_T lnum; 6784 6785 if (cap->arg) 6786 lnum = curbuf->b_ml.ml_line_count; 6787 else 6788 lnum = 1L; 6789 cap->oap->motion_type = MLINE; 6790 setpcmark(); 6791 6792 /* When a count is given, use it instead of the default lnum */ 6793 if (cap->count0 != 0) 6794 lnum = cap->count0; 6795 if (lnum < 1L) 6796 lnum = 1L; 6797 else if (lnum > curbuf->b_ml.ml_line_count) 6798 lnum = curbuf->b_ml.ml_line_count; 6799 curwin->w_cursor.lnum = lnum; 6800 beginline(BL_SOL | BL_FIX); 6801 #ifdef FEAT_FOLDING 6802 if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP) 6803 foldOpenCursor(); 6804 #endif 6805 } 6806 6807 /* 6808 * CTRL-\ in Normal mode. 6809 */ 6810 static void 6811 nv_normal(cmdarg_T *cap) 6812 { 6813 if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G) 6814 { 6815 clearop(cap->oap); 6816 if (restart_edit != 0 && mode_displayed) 6817 clear_cmdline = TRUE; /* unshow mode later */ 6818 restart_edit = 0; 6819 #ifdef FEAT_CMDWIN 6820 if (cmdwin_type != 0) 6821 cmdwin_result = Ctrl_C; 6822 #endif 6823 if (VIsual_active) 6824 { 6825 end_visual_mode(); /* stop Visual */ 6826 redraw_curbuf_later(INVERTED); 6827 } 6828 /* CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. */ 6829 if (cap->nchar == Ctrl_G && p_im) 6830 restart_edit = 'a'; 6831 } 6832 else 6833 clearopbeep(cap->oap); 6834 } 6835 6836 /* 6837 * ESC in Normal mode: beep, but don't flush buffers. 6838 * Don't even beep if we are canceling a command. 6839 */ 6840 static void 6841 nv_esc(cmdarg_T *cap) 6842 { 6843 int no_reason; 6844 6845 no_reason = (cap->oap->op_type == OP_NOP 6846 && cap->opcount == 0 6847 && cap->count0 == 0 6848 && cap->oap->regname == 0 6849 && !p_im); 6850 6851 if (cap->arg) /* TRUE for CTRL-C */ 6852 { 6853 if (restart_edit == 0 6854 #ifdef FEAT_CMDWIN 6855 && cmdwin_type == 0 6856 #endif 6857 && !VIsual_active 6858 && no_reason) 6859 { 6860 if (anyBufIsChanged()) 6861 msg(_("Type :qa! and press <Enter> to abandon all changes and exit Vim")); 6862 else 6863 msg(_("Type :qa and press <Enter> to exit Vim")); 6864 } 6865 6866 /* Don't reset "restart_edit" when 'insertmode' is set, it won't be 6867 * set again below when halfway a mapping. */ 6868 if (!p_im) 6869 restart_edit = 0; 6870 #ifdef FEAT_CMDWIN 6871 if (cmdwin_type != 0) 6872 { 6873 cmdwin_result = K_IGNORE; 6874 got_int = FALSE; /* don't stop executing autocommands et al. */ 6875 return; 6876 } 6877 #endif 6878 } 6879 6880 if (VIsual_active) 6881 { 6882 end_visual_mode(); /* stop Visual */ 6883 check_cursor_col(); /* make sure cursor is not beyond EOL */ 6884 curwin->w_set_curswant = TRUE; 6885 redraw_curbuf_later(INVERTED); 6886 } 6887 else if (no_reason) 6888 vim_beep(BO_ESC); 6889 clearop(cap->oap); 6890 6891 /* A CTRL-C is often used at the start of a menu. When 'insertmode' is 6892 * set return to Insert mode afterwards. */ 6893 if (restart_edit == 0 && goto_im() && ex_normal_busy == 0) 6894 restart_edit = 'a'; 6895 } 6896 6897 /* 6898 * Move the cursor for the "A" command. 6899 */ 6900 void 6901 set_cursor_for_append_to_line(void) 6902 { 6903 curwin->w_set_curswant = TRUE; 6904 if (ve_flags == VE_ALL) 6905 { 6906 int save_State = State; 6907 6908 /* Pretend Insert mode here to allow the cursor on the 6909 * character past the end of the line */ 6910 State = INSERT; 6911 coladvance((colnr_T)MAXCOL); 6912 State = save_State; 6913 } 6914 else 6915 curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor()); 6916 } 6917 6918 /* 6919 * Handle "A", "a", "I", "i" and <Insert> commands. 6920 * Also handle K_PS, start bracketed paste. 6921 */ 6922 static void 6923 nv_edit(cmdarg_T *cap) 6924 { 6925 /* <Insert> is equal to "i" */ 6926 if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS) 6927 cap->cmdchar = 'i'; 6928 6929 /* in Visual mode "A" and "I" are an operator */ 6930 if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I')) 6931 { 6932 #ifdef FEAT_TERMINAL 6933 if (term_in_normal_mode()) 6934 { 6935 end_visual_mode(); 6936 clearop(cap->oap); 6937 term_enter_job_mode(); 6938 return; 6939 } 6940 #endif 6941 v_visop(cap); 6942 } 6943 6944 /* in Visual mode and after an operator "a" and "i" are for text objects */ 6945 else if ((cap->cmdchar == 'a' || cap->cmdchar == 'i') 6946 && (cap->oap->op_type != OP_NOP || VIsual_active)) 6947 { 6948 #ifdef FEAT_TEXTOBJ 6949 nv_object(cap); 6950 #else 6951 clearopbeep(cap->oap); 6952 #endif 6953 } 6954 #ifdef FEAT_TERMINAL 6955 else if (term_in_normal_mode()) 6956 { 6957 clearop(cap->oap); 6958 term_enter_job_mode(); 6959 return; 6960 } 6961 #endif 6962 else if (!curbuf->b_p_ma && !p_im) 6963 { 6964 /* Only give this error when 'insertmode' is off. */ 6965 emsg(_(e_modifiable)); 6966 clearop(cap->oap); 6967 if (cap->cmdchar == K_PS) 6968 /* drop the pasted text */ 6969 bracketed_paste(PASTE_INSERT, TRUE, NULL); 6970 } 6971 else if (cap->cmdchar == K_PS && VIsual_active) 6972 { 6973 pos_T old_pos = curwin->w_cursor; 6974 pos_T old_visual = VIsual; 6975 6976 /* In Visual mode the selected text is deleted. */ 6977 if (VIsual_mode == 'V' || curwin->w_cursor.lnum != VIsual.lnum) 6978 { 6979 shift_delete_registers(); 6980 cap->oap->regname = '1'; 6981 } 6982 else 6983 cap->oap->regname = '-'; 6984 cap->cmdchar = 'd'; 6985 cap->nchar = NUL; 6986 nv_operator(cap); 6987 do_pending_operator(cap, 0, FALSE); 6988 cap->cmdchar = K_PS; 6989 6990 /* When the last char in the line was deleted then append. Detect this 6991 * by checking if the cursor moved to before the Visual area. */ 6992 if (*ml_get_cursor() != NUL && LT_POS(curwin->w_cursor, old_pos) 6993 && LT_POS(curwin->w_cursor, old_visual)) 6994 inc_cursor(); 6995 6996 /* Insert to replace the deleted text with the pasted text. */ 6997 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 6998 } 6999 else if (!checkclearopq(cap->oap)) 7000 { 7001 switch (cap->cmdchar) 7002 { 7003 case 'A': /* "A"ppend after the line */ 7004 set_cursor_for_append_to_line(); 7005 break; 7006 7007 case 'I': /* "I"nsert before the first non-blank */ 7008 if (vim_strchr(p_cpo, CPO_INSEND) == NULL) 7009 beginline(BL_WHITE); 7010 else 7011 beginline(BL_WHITE|BL_FIX); 7012 break; 7013 7014 case K_PS: 7015 /* Bracketed paste works like "a"ppend, unless the cursor is in 7016 * the first column, then it inserts. */ 7017 if (curwin->w_cursor.col == 0) 7018 break; 7019 /* FALLTHROUGH */ 7020 7021 case 'a': /* "a"ppend is like "i"nsert on the next character. */ 7022 /* increment coladd when in virtual space, increment the 7023 * column otherwise, also to append after an unprintable char */ 7024 if (virtual_active() 7025 && (curwin->w_cursor.coladd > 0 7026 || *ml_get_cursor() == NUL 7027 || *ml_get_cursor() == TAB)) 7028 curwin->w_cursor.coladd++; 7029 else if (*ml_get_cursor() != NUL) 7030 inc_cursor(); 7031 break; 7032 } 7033 7034 if (curwin->w_cursor.coladd && cap->cmdchar != 'A') 7035 { 7036 int save_State = State; 7037 7038 /* Pretend Insert mode here to allow the cursor on the 7039 * character past the end of the line */ 7040 State = INSERT; 7041 coladvance(getviscol()); 7042 State = save_State; 7043 } 7044 7045 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7046 } 7047 else if (cap->cmdchar == K_PS) 7048 /* drop the pasted text */ 7049 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7050 } 7051 7052 /* 7053 * Invoke edit() and take care of "restart_edit" and the return value. 7054 */ 7055 static void 7056 invoke_edit( 7057 cmdarg_T *cap, 7058 int repl, /* "r" or "gr" command */ 7059 int cmd, 7060 int startln) 7061 { 7062 int restart_edit_save = 0; 7063 7064 /* Complicated: When the user types "a<C-O>a" we don't want to do Insert 7065 * mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow 7066 * it. */ 7067 if (repl || !stuff_empty()) 7068 restart_edit_save = restart_edit; 7069 else 7070 restart_edit_save = 0; 7071 7072 /* Always reset "restart_edit", this is not a restarted edit. */ 7073 restart_edit = 0; 7074 7075 if (edit(cmd, startln, cap->count1)) 7076 cap->retval |= CA_COMMAND_BUSY; 7077 7078 if (restart_edit == 0) 7079 restart_edit = restart_edit_save; 7080 } 7081 7082 #ifdef FEAT_TEXTOBJ 7083 /* 7084 * "a" or "i" while an operator is pending or in Visual mode: object motion. 7085 */ 7086 static void 7087 nv_object( 7088 cmdarg_T *cap) 7089 { 7090 int flag; 7091 int include; 7092 char_u *mps_save; 7093 7094 if (cap->cmdchar == 'i') 7095 include = FALSE; /* "ix" = inner object: exclude white space */ 7096 else 7097 include = TRUE; /* "ax" = an object: include white space */ 7098 7099 /* Make sure (), [], {} and <> are in 'matchpairs' */ 7100 mps_save = curbuf->b_p_mps; 7101 curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>"; 7102 7103 switch (cap->nchar) 7104 { 7105 case 'w': /* "aw" = a word */ 7106 flag = current_word(cap->oap, cap->count1, include, FALSE); 7107 break; 7108 case 'W': /* "aW" = a WORD */ 7109 flag = current_word(cap->oap, cap->count1, include, TRUE); 7110 break; 7111 case 'b': /* "ab" = a braces block */ 7112 case '(': 7113 case ')': 7114 flag = current_block(cap->oap, cap->count1, include, '(', ')'); 7115 break; 7116 case 'B': /* "aB" = a Brackets block */ 7117 case '{': 7118 case '}': 7119 flag = current_block(cap->oap, cap->count1, include, '{', '}'); 7120 break; 7121 case '[': /* "a[" = a [] block */ 7122 case ']': 7123 flag = current_block(cap->oap, cap->count1, include, '[', ']'); 7124 break; 7125 case '<': /* "a<" = a <> block */ 7126 case '>': 7127 flag = current_block(cap->oap, cap->count1, include, '<', '>'); 7128 break; 7129 case 't': /* "at" = a tag block (xml and html) */ 7130 /* Do not adjust oap->end in do_pending_operator() 7131 * otherwise there are different results for 'dit' 7132 * (note leading whitespace in last line): 7133 * 1) <b> 2) <b> 7134 * foobar foobar 7135 * </b> </b> 7136 */ 7137 cap->retval |= CA_NO_ADJ_OP_END; 7138 flag = current_tagblock(cap->oap, cap->count1, include); 7139 break; 7140 case 'p': /* "ap" = a paragraph */ 7141 flag = current_par(cap->oap, cap->count1, include, 'p'); 7142 break; 7143 case 's': /* "as" = a sentence */ 7144 flag = current_sent(cap->oap, cap->count1, include); 7145 break; 7146 case '"': /* "a"" = a double quoted string */ 7147 case '\'': /* "a'" = a single quoted string */ 7148 case '`': /* "a`" = a backtick quoted string */ 7149 flag = current_quote(cap->oap, cap->count1, include, 7150 cap->nchar); 7151 break; 7152 #if 0 /* TODO */ 7153 case 'S': /* "aS" = a section */ 7154 case 'f': /* "af" = a filename */ 7155 case 'u': /* "au" = a URL */ 7156 #endif 7157 default: 7158 flag = FAIL; 7159 break; 7160 } 7161 7162 curbuf->b_p_mps = mps_save; 7163 if (flag == FAIL) 7164 clearopbeep(cap->oap); 7165 adjust_cursor_col(); 7166 curwin->w_set_curswant = TRUE; 7167 } 7168 #endif 7169 7170 /* 7171 * "q" command: Start/stop recording. 7172 * "q:", "q/", "q?": edit command-line in command-line window. 7173 */ 7174 static void 7175 nv_record(cmdarg_T *cap) 7176 { 7177 if (cap->oap->op_type == OP_FORMAT) 7178 { 7179 /* "gqq" is the same as "gqgq": format line */ 7180 cap->cmdchar = 'g'; 7181 cap->nchar = 'q'; 7182 nv_operator(cap); 7183 } 7184 else if (!checkclearop(cap->oap)) 7185 { 7186 #ifdef FEAT_CMDWIN 7187 if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?') 7188 { 7189 stuffcharReadbuff(cap->nchar); 7190 stuffcharReadbuff(K_CMDWIN); 7191 } 7192 else 7193 #endif 7194 /* (stop) recording into a named register, unless executing a 7195 * register */ 7196 if (reg_executing == 0 && do_record(cap->nchar) == FAIL) 7197 clearopbeep(cap->oap); 7198 } 7199 } 7200 7201 /* 7202 * Handle the "@r" command. 7203 */ 7204 static void 7205 nv_at(cmdarg_T *cap) 7206 { 7207 if (checkclearop(cap->oap)) 7208 return; 7209 #ifdef FEAT_EVAL 7210 if (cap->nchar == '=') 7211 { 7212 if (get_expr_register() == NUL) 7213 return; 7214 } 7215 #endif 7216 while (cap->count1-- && !got_int) 7217 { 7218 if (do_execreg(cap->nchar, FALSE, FALSE, FALSE) == FAIL) 7219 { 7220 clearopbeep(cap->oap); 7221 break; 7222 } 7223 line_breakcheck(); 7224 } 7225 } 7226 7227 /* 7228 * Handle the CTRL-U and CTRL-D commands. 7229 */ 7230 static void 7231 nv_halfpage(cmdarg_T *cap) 7232 { 7233 if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1) 7234 || (cap->cmdchar == Ctrl_D 7235 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)) 7236 clearopbeep(cap->oap); 7237 else if (!checkclearop(cap->oap)) 7238 halfpage(cap->cmdchar == Ctrl_D, cap->count0); 7239 } 7240 7241 /* 7242 * Handle "J" or "gJ" command. 7243 */ 7244 static void 7245 nv_join(cmdarg_T *cap) 7246 { 7247 if (VIsual_active) /* join the visual lines */ 7248 nv_operator(cap); 7249 else if (!checkclearop(cap->oap)) 7250 { 7251 if (cap->count0 <= 1) 7252 cap->count0 = 2; /* default for join is two lines! */ 7253 if (curwin->w_cursor.lnum + cap->count0 - 1 > 7254 curbuf->b_ml.ml_line_count) 7255 { 7256 /* can't join when on the last line */ 7257 if (cap->count0 <= 2) 7258 { 7259 clearopbeep(cap->oap); 7260 return; 7261 } 7262 cap->count0 = curbuf->b_ml.ml_line_count 7263 - curwin->w_cursor.lnum + 1; 7264 } 7265 7266 prep_redo(cap->oap->regname, cap->count0, 7267 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 7268 (void)do_join(cap->count0, cap->nchar == NUL, TRUE, TRUE, TRUE); 7269 } 7270 } 7271 7272 /* 7273 * "P", "gP", "p" and "gp" commands. 7274 */ 7275 static void 7276 nv_put(cmdarg_T *cap) 7277 { 7278 nv_put_opt(cap, FALSE); 7279 } 7280 7281 /* 7282 * "P", "gP", "p" and "gp" commands. 7283 * "fix_indent" is TRUE for "[p", "[P", "]p" and "]P". 7284 */ 7285 static void 7286 nv_put_opt(cmdarg_T *cap, int fix_indent) 7287 { 7288 int regname = 0; 7289 void *reg1 = NULL, *reg2 = NULL; 7290 int empty = FALSE; 7291 int was_visual = FALSE; 7292 int dir; 7293 int flags = 0; 7294 7295 if (cap->oap->op_type != OP_NOP) 7296 { 7297 #ifdef FEAT_DIFF 7298 /* "dp" is ":diffput" */ 7299 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p') 7300 { 7301 clearop(cap->oap); 7302 nv_diffgetput(TRUE, cap->opcount); 7303 } 7304 else 7305 #endif 7306 clearopbeep(cap->oap); 7307 } 7308 #ifdef FEAT_JOB_CHANNEL 7309 else if (bt_prompt(curbuf) && !prompt_curpos_editable()) 7310 { 7311 clearopbeep(cap->oap); 7312 } 7313 #endif 7314 else 7315 { 7316 if (fix_indent) 7317 { 7318 dir = (cap->cmdchar == ']' && cap->nchar == 'p') 7319 ? FORWARD : BACKWARD; 7320 flags |= PUT_FIXINDENT; 7321 } 7322 else 7323 dir = (cap->cmdchar == 'P' 7324 || (cap->cmdchar == 'g' && cap->nchar == 'P')) 7325 ? BACKWARD : FORWARD; 7326 prep_redo_cmd(cap); 7327 if (cap->cmdchar == 'g') 7328 flags |= PUT_CURSEND; 7329 7330 if (VIsual_active) 7331 { 7332 /* Putting in Visual mode: The put text replaces the selected 7333 * text. First delete the selected text, then put the new text. 7334 * Need to save and restore the registers that the delete 7335 * overwrites if the old contents is being put. 7336 */ 7337 was_visual = TRUE; 7338 regname = cap->oap->regname; 7339 #ifdef FEAT_CLIPBOARD 7340 adjust_clip_reg(®name); 7341 #endif 7342 if (regname == 0 || regname == '"' 7343 || VIM_ISDIGIT(regname) || regname == '-' 7344 #ifdef FEAT_CLIPBOARD 7345 || (clip_unnamed && (regname == '*' || regname == '+')) 7346 #endif 7347 7348 ) 7349 { 7350 /* The delete is going to overwrite the register we want to 7351 * put, save it first. */ 7352 reg1 = get_register(regname, TRUE); 7353 } 7354 7355 // Now delete the selected text. Avoid messages here. 7356 cap->cmdchar = 'd'; 7357 cap->nchar = NUL; 7358 cap->oap->regname = NUL; 7359 ++msg_silent; 7360 nv_operator(cap); 7361 do_pending_operator(cap, 0, FALSE); 7362 empty = (curbuf->b_ml.ml_flags & ML_EMPTY); 7363 --msg_silent; 7364 7365 /* delete PUT_LINE_BACKWARD; */ 7366 cap->oap->regname = regname; 7367 7368 if (reg1 != NULL) 7369 { 7370 /* Delete probably changed the register we want to put, save 7371 * it first. Then put back what was there before the delete. */ 7372 reg2 = get_register(regname, FALSE); 7373 put_register(regname, reg1); 7374 } 7375 7376 /* When deleted a linewise Visual area, put the register as 7377 * lines to avoid it joined with the next line. When deletion was 7378 * characterwise, split a line when putting lines. */ 7379 if (VIsual_mode == 'V') 7380 flags |= PUT_LINE; 7381 else if (VIsual_mode == 'v') 7382 flags |= PUT_LINE_SPLIT; 7383 if (VIsual_mode == Ctrl_V && dir == FORWARD) 7384 flags |= PUT_LINE_FORWARD; 7385 dir = BACKWARD; 7386 if ((VIsual_mode != 'V' 7387 && curwin->w_cursor.col < curbuf->b_op_start.col) 7388 || (VIsual_mode == 'V' 7389 && curwin->w_cursor.lnum < curbuf->b_op_start.lnum)) 7390 /* cursor is at the end of the line or end of file, put 7391 * forward. */ 7392 dir = FORWARD; 7393 /* May have been reset in do_put(). */ 7394 VIsual_active = TRUE; 7395 } 7396 do_put(cap->oap->regname, dir, cap->count1, flags); 7397 7398 /* If a register was saved, put it back now. */ 7399 if (reg2 != NULL) 7400 put_register(regname, reg2); 7401 7402 /* What to reselect with "gv"? Selecting the just put text seems to 7403 * be the most useful, since the original text was removed. */ 7404 if (was_visual) 7405 { 7406 curbuf->b_visual.vi_start = curbuf->b_op_start; 7407 curbuf->b_visual.vi_end = curbuf->b_op_end; 7408 /* need to adjust cursor position */ 7409 if (*p_sel == 'e') 7410 inc(&curbuf->b_visual.vi_end); 7411 } 7412 7413 /* When all lines were selected and deleted do_put() leaves an empty 7414 * line that needs to be deleted now. */ 7415 if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL) 7416 { 7417 ml_delete(curbuf->b_ml.ml_line_count, TRUE); 7418 deleted_lines(curbuf->b_ml.ml_line_count + 1, 1); 7419 7420 /* If the cursor was in that line, move it to the end of the last 7421 * line. */ 7422 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 7423 { 7424 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 7425 coladvance((colnr_T)MAXCOL); 7426 } 7427 } 7428 auto_format(FALSE, TRUE); 7429 } 7430 } 7431 7432 /* 7433 * "o" and "O" commands. 7434 */ 7435 static void 7436 nv_open(cmdarg_T *cap) 7437 { 7438 #ifdef FEAT_DIFF 7439 /* "do" is ":diffget" */ 7440 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o') 7441 { 7442 clearop(cap->oap); 7443 nv_diffgetput(FALSE, cap->opcount); 7444 } 7445 else 7446 #endif 7447 if (VIsual_active) /* switch start and end of visual */ 7448 v_swap_corners(cap->cmdchar); 7449 #ifdef FEAT_JOB_CHANNEL 7450 else if (bt_prompt(curbuf)) 7451 clearopbeep(cap->oap); 7452 #endif 7453 else 7454 n_opencmd(cap); 7455 } 7456 7457 #ifdef FEAT_NETBEANS_INTG 7458 static void 7459 nv_nbcmd(cmdarg_T *cap) 7460 { 7461 netbeans_keycommand(cap->nchar); 7462 } 7463 #endif 7464 7465 #ifdef FEAT_DND 7466 static void 7467 nv_drop(cmdarg_T *cap UNUSED) 7468 { 7469 do_put('~', BACKWARD, 1L, PUT_CURSEND); 7470 } 7471 #endif 7472 7473 /* 7474 * Trigger CursorHold event. 7475 * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the 7476 * input buffer. "did_cursorhold" is set to avoid retriggering. 7477 */ 7478 static void 7479 nv_cursorhold(cmdarg_T *cap) 7480 { 7481 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf); 7482 did_cursorhold = TRUE; 7483 cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */ 7484 } 7485