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); 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 #ifdef FEAT_MOUSE 307 {K_MOUSEUP, nv_mousescroll, 0, MSCR_UP}, 308 {K_MOUSEDOWN, nv_mousescroll, 0, MSCR_DOWN}, 309 {K_MOUSELEFT, nv_mousescroll, 0, MSCR_LEFT}, 310 {K_MOUSERIGHT, nv_mousescroll, 0, MSCR_RIGHT}, 311 {K_LEFTMOUSE, nv_mouse, 0, 0}, 312 {K_LEFTMOUSE_NM, nv_mouse, 0, 0}, 313 {K_LEFTDRAG, nv_mouse, 0, 0}, 314 {K_LEFTRELEASE, nv_mouse, 0, 0}, 315 {K_LEFTRELEASE_NM, nv_mouse, 0, 0}, 316 {K_MOUSEMOVE, nv_mouse, 0, 0}, 317 {K_MIDDLEMOUSE, nv_mouse, 0, 0}, 318 {K_MIDDLEDRAG, nv_mouse, 0, 0}, 319 {K_MIDDLERELEASE, nv_mouse, 0, 0}, 320 {K_RIGHTMOUSE, nv_mouse, 0, 0}, 321 {K_RIGHTDRAG, nv_mouse, 0, 0}, 322 {K_RIGHTRELEASE, nv_mouse, 0, 0}, 323 {K_X1MOUSE, nv_mouse, 0, 0}, 324 {K_X1DRAG, nv_mouse, 0, 0}, 325 {K_X1RELEASE, nv_mouse, 0, 0}, 326 {K_X2MOUSE, nv_mouse, 0, 0}, 327 {K_X2DRAG, nv_mouse, 0, 0}, 328 {K_X2RELEASE, nv_mouse, 0, 0}, 329 #endif 330 {K_IGNORE, nv_ignore, NV_KEEPREG, 0}, 331 {K_NOP, nv_nop, 0, 0}, 332 {K_INS, nv_edit, 0, 0}, 333 {K_KINS, nv_edit, 0, 0}, 334 {K_BS, nv_ctrlh, 0, 0}, 335 {K_UP, nv_up, NV_SSS|NV_STS, FALSE}, 336 {K_S_UP, nv_page, NV_SS, BACKWARD}, 337 {K_DOWN, nv_down, NV_SSS|NV_STS, FALSE}, 338 {K_S_DOWN, nv_page, NV_SS, FORWARD}, 339 {K_LEFT, nv_left, NV_SSS|NV_STS|NV_RL, 0}, 340 {K_S_LEFT, nv_bck_word, NV_SS|NV_RL, 0}, 341 {K_C_LEFT, nv_bck_word, NV_SSS|NV_RL|NV_STS, 1}, 342 {K_RIGHT, nv_right, NV_SSS|NV_STS|NV_RL, 0}, 343 {K_S_RIGHT, nv_wordcmd, NV_SS|NV_RL, FALSE}, 344 {K_C_RIGHT, nv_wordcmd, NV_SSS|NV_RL|NV_STS, TRUE}, 345 {K_PAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD}, 346 {K_KPAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD}, 347 {K_PAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD}, 348 {K_KPAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD}, 349 {K_END, nv_end, NV_SSS|NV_STS, FALSE}, 350 {K_KEND, nv_end, NV_SSS|NV_STS, FALSE}, 351 {K_S_END, nv_end, NV_SS, FALSE}, 352 {K_C_END, nv_end, NV_SSS|NV_STS, TRUE}, 353 {K_HOME, nv_home, NV_SSS|NV_STS, 0}, 354 {K_KHOME, nv_home, NV_SSS|NV_STS, 0}, 355 {K_S_HOME, nv_home, NV_SS, 0}, 356 {K_C_HOME, nv_goto, NV_SSS|NV_STS, FALSE}, 357 {K_DEL, nv_abbrev, 0, 0}, 358 {K_KDEL, nv_abbrev, 0, 0}, 359 {K_UNDO, nv_kundo, 0, 0}, 360 {K_HELP, nv_help, NV_NCW, 0}, 361 {K_F1, nv_help, NV_NCW, 0}, 362 {K_XF1, nv_help, NV_NCW, 0}, 363 {K_SELECT, nv_select, 0, 0}, 364 #ifdef FEAT_GUI 365 {K_VER_SCROLLBAR, nv_ver_scrollbar, 0, 0}, 366 {K_HOR_SCROLLBAR, nv_hor_scrollbar, 0, 0}, 367 #endif 368 #ifdef FEAT_GUI_TABLINE 369 {K_TABLINE, nv_tabline, 0, 0}, 370 {K_TABMENU, nv_tabmenu, 0, 0}, 371 #endif 372 #ifdef FEAT_NETBEANS_INTG 373 {K_F21, nv_nbcmd, NV_NCH_ALW, 0}, 374 #endif 375 #ifdef FEAT_DND 376 {K_DROP, nv_drop, NV_STS, 0}, 377 #endif 378 {K_CURSORHOLD, nv_cursorhold, NV_KEEPREG, 0}, 379 {K_PS, nv_edit, 0, 0}, 380 }; 381 382 /* Number of commands in nv_cmds[]. */ 383 #define NV_CMDS_SIZE (sizeof(nv_cmds) / sizeof(struct nv_cmd)) 384 385 /* Sorted index of commands in nv_cmds[]. */ 386 static short nv_cmd_idx[NV_CMDS_SIZE]; 387 388 /* The highest index for which 389 * nv_cmds[idx].cmd_char == nv_cmd_idx[nv_cmds[idx].cmd_char] */ 390 static int nv_max_linear; 391 392 /* 393 * Compare functions for qsort() below, that checks the command character 394 * through the index in nv_cmd_idx[]. 395 */ 396 static int 397 nv_compare(const void *s1, const void *s2) 398 { 399 int c1, c2; 400 401 /* The commands are sorted on absolute value. */ 402 c1 = nv_cmds[*(const short *)s1].cmd_char; 403 c2 = nv_cmds[*(const short *)s2].cmd_char; 404 if (c1 < 0) 405 c1 = -c1; 406 if (c2 < 0) 407 c2 = -c2; 408 return c1 - c2; 409 } 410 411 /* 412 * Initialize the nv_cmd_idx[] table. 413 */ 414 void 415 init_normal_cmds(void) 416 { 417 int i; 418 419 /* Fill the index table with a one to one relation. */ 420 for (i = 0; i < (int)NV_CMDS_SIZE; ++i) 421 nv_cmd_idx[i] = i; 422 423 /* Sort the commands by the command character. */ 424 qsort((void *)&nv_cmd_idx, (size_t)NV_CMDS_SIZE, sizeof(short), nv_compare); 425 426 /* Find the first entry that can't be indexed by the command character. */ 427 for (i = 0; i < (int)NV_CMDS_SIZE; ++i) 428 if (i != nv_cmds[nv_cmd_idx[i]].cmd_char) 429 break; 430 nv_max_linear = i - 1; 431 } 432 433 /* 434 * Search for a command in the commands table. 435 * Returns -1 for invalid command. 436 */ 437 static int 438 find_command(int cmdchar) 439 { 440 int i; 441 int idx; 442 int top, bot; 443 int c; 444 445 /* A multi-byte character is never a command. */ 446 if (cmdchar >= 0x100) 447 return -1; 448 449 /* We use the absolute value of the character. Special keys have a 450 * negative value, but are sorted on their absolute value. */ 451 if (cmdchar < 0) 452 cmdchar = -cmdchar; 453 454 /* If the character is in the first part: The character is the index into 455 * nv_cmd_idx[]. */ 456 if (cmdchar <= nv_max_linear) 457 return nv_cmd_idx[cmdchar]; 458 459 /* Perform a binary search. */ 460 bot = nv_max_linear + 1; 461 top = NV_CMDS_SIZE - 1; 462 idx = -1; 463 while (bot <= top) 464 { 465 i = (top + bot) / 2; 466 c = nv_cmds[nv_cmd_idx[i]].cmd_char; 467 if (c < 0) 468 c = -c; 469 if (cmdchar == c) 470 { 471 idx = nv_cmd_idx[i]; 472 break; 473 } 474 if (cmdchar > c) 475 bot = i + 1; 476 else 477 top = i - 1; 478 } 479 return idx; 480 } 481 482 /* 483 * Execute a command in Normal mode. 484 */ 485 void 486 normal_cmd( 487 oparg_T *oap, 488 int toplevel UNUSED) /* TRUE when called from main() */ 489 { 490 cmdarg_T ca; /* command arguments */ 491 int c; 492 int ctrl_w = FALSE; /* got CTRL-W command */ 493 int old_col = curwin->w_curswant; 494 #ifdef FEAT_CMDL_INFO 495 int need_flushbuf; /* need to call out_flush() */ 496 #endif 497 pos_T old_pos; /* cursor position before command */ 498 int mapped_len; 499 static int old_mapped_len = 0; 500 int idx; 501 #ifdef FEAT_EVAL 502 int set_prevcount = FALSE; 503 #endif 504 505 vim_memset(&ca, 0, sizeof(ca)); /* also resets ca.retval */ 506 ca.oap = oap; 507 508 /* Use a count remembered from before entering an operator. After typing 509 * "3d" we return from normal_cmd() and come back here, the "3" is 510 * remembered in "opcount". */ 511 ca.opcount = opcount; 512 513 /* 514 * If there is an operator pending, then the command we take this time 515 * will terminate it. Finish_op tells us to finish the operation before 516 * returning this time (unless the operation was cancelled). 517 */ 518 #ifdef CURSOR_SHAPE 519 c = finish_op; 520 #endif 521 finish_op = (oap->op_type != OP_NOP); 522 #ifdef CURSOR_SHAPE 523 if (finish_op != c) 524 { 525 ui_cursor_shape(); /* may show different cursor shape */ 526 # ifdef FEAT_MOUSESHAPE 527 update_mouseshape(-1); 528 # endif 529 } 530 #endif 531 532 /* When not finishing an operator and no register name typed, reset the 533 * count. */ 534 if (!finish_op && !oap->regname) 535 { 536 ca.opcount = 0; 537 #ifdef FEAT_EVAL 538 set_prevcount = TRUE; 539 #endif 540 } 541 542 /* Restore counts from before receiving K_CURSORHOLD. This means after 543 * typing "3", handling K_CURSORHOLD and then typing "2" we get "32", not 544 * "3 * 2". */ 545 if (oap->prev_opcount > 0 || oap->prev_count0 > 0) 546 { 547 ca.opcount = oap->prev_opcount; 548 ca.count0 = oap->prev_count0; 549 oap->prev_opcount = 0; 550 oap->prev_count0 = 0; 551 } 552 553 mapped_len = typebuf_maplen(); 554 555 State = NORMAL_BUSY; 556 #ifdef USE_ON_FLY_SCROLL 557 dont_scroll = FALSE; /* allow scrolling here */ 558 #endif 559 560 #ifdef FEAT_EVAL 561 /* Set v:count here, when called from main() and not a stuffed 562 * command, so that v:count can be used in an expression mapping 563 * when there is no count. Do set it for redo. */ 564 if (toplevel && readbuf1_empty()) 565 set_vcount_ca(&ca, &set_prevcount); 566 #endif 567 568 /* 569 * Get the command character from the user. 570 */ 571 c = safe_vgetc(); 572 LANGMAP_ADJUST(c, get_real_state() != SELECTMODE); 573 574 /* 575 * If a mapping was started in Visual or Select mode, remember the length 576 * of the mapping. This is used below to not return to Insert mode for as 577 * long as the mapping is being executed. 578 */ 579 if (restart_edit == 0) 580 old_mapped_len = 0; 581 else if (old_mapped_len 582 || (VIsual_active && mapped_len == 0 && typebuf_maplen() > 0)) 583 old_mapped_len = typebuf_maplen(); 584 585 if (c == NUL) 586 c = K_ZERO; 587 588 /* 589 * In Select mode, typed text replaces the selection. 590 */ 591 if (VIsual_active 592 && VIsual_select 593 && (vim_isprintc(c) || c == NL || c == CAR || c == K_KENTER)) 594 { 595 /* Fake a "c"hange command. When "restart_edit" is set (e.g., because 596 * 'insertmode' is set) fake a "d"elete command, Insert mode will 597 * restart automatically. 598 * Insert the typed character in the typeahead buffer, so that it can 599 * be mapped in Insert mode. Required for ":lmap" to work. */ 600 ins_char_typebuf(c); 601 if (restart_edit != 0) 602 c = 'd'; 603 else 604 c = 'c'; 605 msg_nowait = TRUE; /* don't delay going to insert mode */ 606 old_mapped_len = 0; /* do go to Insert mode */ 607 } 608 609 #ifdef FEAT_CMDL_INFO 610 need_flushbuf = add_to_showcmd(c); 611 #endif 612 613 getcount: 614 if (!(VIsual_active && VIsual_select)) 615 { 616 /* 617 * Handle a count before a command and compute ca.count0. 618 * Note that '0' is a command and not the start of a count, but it's 619 * part of a count after other digits. 620 */ 621 while ( (c >= '1' && c <= '9') 622 || (ca.count0 != 0 && (c == K_DEL || c == K_KDEL || c == '0'))) 623 { 624 if (c == K_DEL || c == K_KDEL) 625 { 626 ca.count0 /= 10; 627 #ifdef FEAT_CMDL_INFO 628 del_from_showcmd(4); /* delete the digit and ~@% */ 629 #endif 630 } 631 else 632 ca.count0 = ca.count0 * 10 + (c - '0'); 633 if (ca.count0 < 0) /* got too large! */ 634 ca.count0 = 999999999L; 635 #ifdef FEAT_EVAL 636 /* Set v:count here, when called from main() and not a stuffed 637 * command, so that v:count can be used in an expression mapping 638 * right after the count. Do set it for redo. */ 639 if (toplevel && readbuf1_empty()) 640 set_vcount_ca(&ca, &set_prevcount); 641 #endif 642 if (ctrl_w) 643 { 644 ++no_mapping; 645 ++allow_keys; /* no mapping for nchar, but keys */ 646 } 647 ++no_zero_mapping; /* don't map zero here */ 648 c = plain_vgetc(); 649 LANGMAP_ADJUST(c, TRUE); 650 --no_zero_mapping; 651 if (ctrl_w) 652 { 653 --no_mapping; 654 --allow_keys; 655 } 656 #ifdef FEAT_CMDL_INFO 657 need_flushbuf |= add_to_showcmd(c); 658 #endif 659 } 660 661 /* 662 * If we got CTRL-W there may be a/another count 663 */ 664 if (c == Ctrl_W && !ctrl_w && oap->op_type == OP_NOP) 665 { 666 ctrl_w = TRUE; 667 ca.opcount = ca.count0; /* remember first count */ 668 ca.count0 = 0; 669 ++no_mapping; 670 ++allow_keys; /* no mapping for nchar, but keys */ 671 c = plain_vgetc(); /* get next character */ 672 LANGMAP_ADJUST(c, TRUE); 673 --no_mapping; 674 --allow_keys; 675 #ifdef FEAT_CMDL_INFO 676 need_flushbuf |= add_to_showcmd(c); 677 #endif 678 goto getcount; /* jump back */ 679 } 680 } 681 682 if (c == K_CURSORHOLD) 683 { 684 /* Save the count values so that ca.opcount and ca.count0 are exactly 685 * the same when coming back here after handling K_CURSORHOLD. */ 686 oap->prev_opcount = ca.opcount; 687 oap->prev_count0 = ca.count0; 688 } 689 else if (ca.opcount != 0) 690 { 691 /* 692 * If we're in the middle of an operator (including after entering a 693 * yank buffer with '"') AND we had a count before the operator, then 694 * that count overrides the current value of ca.count0. 695 * What this means effectively, is that commands like "3dw" get turned 696 * into "d3w" which makes things fall into place pretty neatly. 697 * If you give a count before AND after the operator, they are 698 * multiplied. 699 */ 700 if (ca.count0) 701 ca.count0 *= ca.opcount; 702 else 703 ca.count0 = ca.opcount; 704 } 705 706 /* 707 * Always remember the count. It will be set to zero (on the next call, 708 * above) when there is no pending operator. 709 * When called from main(), save the count for use by the "count" built-in 710 * variable. 711 */ 712 ca.opcount = ca.count0; 713 ca.count1 = (ca.count0 == 0 ? 1 : ca.count0); 714 715 #ifdef FEAT_EVAL 716 /* 717 * Only set v:count when called from main() and not a stuffed command. 718 * Do set it for redo. 719 */ 720 if (toplevel && readbuf1_empty()) 721 set_vcount(ca.count0, ca.count1, set_prevcount); 722 #endif 723 724 /* 725 * Find the command character in the table of commands. 726 * For CTRL-W we already got nchar when looking for a count. 727 */ 728 if (ctrl_w) 729 { 730 ca.nchar = c; 731 ca.cmdchar = Ctrl_W; 732 } 733 else 734 ca.cmdchar = c; 735 idx = find_command(ca.cmdchar); 736 if (idx < 0) 737 { 738 /* Not a known command: beep. */ 739 clearopbeep(oap); 740 goto normal_end; 741 } 742 743 if (text_locked() && (nv_cmds[idx].cmd_flags & NV_NCW)) 744 { 745 /* This command is not allowed while editing a cmdline: beep. */ 746 clearopbeep(oap); 747 text_locked_msg(); 748 goto normal_end; 749 } 750 if ((nv_cmds[idx].cmd_flags & NV_NCW) && curbuf_locked()) 751 goto normal_end; 752 753 /* 754 * In Visual/Select mode, a few keys are handled in a special way. 755 */ 756 if (VIsual_active) 757 { 758 /* when 'keymodel' contains "stopsel" may stop Select/Visual mode */ 759 if (km_stopsel 760 && (nv_cmds[idx].cmd_flags & NV_STS) 761 && !(mod_mask & MOD_MASK_SHIFT)) 762 { 763 end_visual_mode(); 764 redraw_curbuf_later(INVERTED); 765 } 766 767 /* Keys that work different when 'keymodel' contains "startsel" */ 768 if (km_startsel) 769 { 770 if (nv_cmds[idx].cmd_flags & NV_SS) 771 { 772 unshift_special(&ca); 773 idx = find_command(ca.cmdchar); 774 if (idx < 0) 775 { 776 /* Just in case */ 777 clearopbeep(oap); 778 goto normal_end; 779 } 780 } 781 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 782 && (mod_mask & MOD_MASK_SHIFT)) 783 mod_mask &= ~MOD_MASK_SHIFT; 784 } 785 } 786 787 #ifdef FEAT_RIGHTLEFT 788 if (curwin->w_p_rl && KeyTyped && !KeyStuffed 789 && (nv_cmds[idx].cmd_flags & NV_RL)) 790 { 791 /* Invert horizontal movements and operations. Only when typed by the 792 * user directly, not when the result of a mapping or "x" translated 793 * to "dl". */ 794 switch (ca.cmdchar) 795 { 796 case 'l': ca.cmdchar = 'h'; break; 797 case K_RIGHT: ca.cmdchar = K_LEFT; break; 798 case K_S_RIGHT: ca.cmdchar = K_S_LEFT; break; 799 case K_C_RIGHT: ca.cmdchar = K_C_LEFT; break; 800 case 'h': ca.cmdchar = 'l'; break; 801 case K_LEFT: ca.cmdchar = K_RIGHT; break; 802 case K_S_LEFT: ca.cmdchar = K_S_RIGHT; break; 803 case K_C_LEFT: ca.cmdchar = K_C_RIGHT; break; 804 case '>': ca.cmdchar = '<'; break; 805 case '<': ca.cmdchar = '>'; break; 806 } 807 idx = find_command(ca.cmdchar); 808 } 809 #endif 810 811 /* 812 * Get an additional character if we need one. 813 */ 814 if ((nv_cmds[idx].cmd_flags & NV_NCH) 815 && (((nv_cmds[idx].cmd_flags & NV_NCH_NOP) == NV_NCH_NOP 816 && oap->op_type == OP_NOP) 817 || (nv_cmds[idx].cmd_flags & NV_NCH_ALW) == NV_NCH_ALW 818 || (ca.cmdchar == 'q' 819 && oap->op_type == OP_NOP 820 && reg_recording == 0 821 && reg_executing == 0) 822 || ((ca.cmdchar == 'a' || ca.cmdchar == 'i') 823 && (oap->op_type != OP_NOP || VIsual_active)))) 824 { 825 int *cp; 826 int repl = FALSE; /* get character for replace mode */ 827 int lit = FALSE; /* get extra character literally */ 828 int langmap_active = FALSE; /* using :lmap mappings */ 829 int lang; /* getting a text character */ 830 #ifdef HAVE_INPUT_METHOD 831 int save_smd; /* saved value of p_smd */ 832 #endif 833 834 ++no_mapping; 835 ++allow_keys; /* no mapping for nchar, but allow key codes */ 836 /* Don't generate a CursorHold event here, most commands can't handle 837 * it, e.g., nv_replace(), nv_csearch(). */ 838 did_cursorhold = TRUE; 839 if (ca.cmdchar == 'g') 840 { 841 /* 842 * For 'g' get the next character now, so that we can check for 843 * "gr", "g'" and "g`". 844 */ 845 ca.nchar = plain_vgetc(); 846 LANGMAP_ADJUST(ca.nchar, TRUE); 847 #ifdef FEAT_CMDL_INFO 848 need_flushbuf |= add_to_showcmd(ca.nchar); 849 #endif 850 if (ca.nchar == 'r' || ca.nchar == '\'' || ca.nchar == '`' 851 || ca.nchar == Ctrl_BSL) 852 { 853 cp = &ca.extra_char; /* need to get a third character */ 854 if (ca.nchar != 'r') 855 lit = TRUE; /* get it literally */ 856 else 857 repl = TRUE; /* get it in replace mode */ 858 } 859 else 860 cp = NULL; /* no third character needed */ 861 } 862 else 863 { 864 if (ca.cmdchar == 'r') /* get it in replace mode */ 865 repl = TRUE; 866 cp = &ca.nchar; 867 } 868 lang = (repl || (nv_cmds[idx].cmd_flags & NV_LANG)); 869 870 /* 871 * Get a second or third character. 872 */ 873 if (cp != NULL) 874 { 875 #ifdef CURSOR_SHAPE 876 if (repl) 877 { 878 State = REPLACE; /* pretend Replace mode */ 879 ui_cursor_shape(); /* show different cursor shape */ 880 } 881 #endif 882 if (lang && curbuf->b_p_iminsert == B_IMODE_LMAP) 883 { 884 /* Allow mappings defined with ":lmap". */ 885 --no_mapping; 886 --allow_keys; 887 if (repl) 888 State = LREPLACE; 889 else 890 State = LANGMAP; 891 langmap_active = TRUE; 892 } 893 #ifdef HAVE_INPUT_METHOD 894 save_smd = p_smd; 895 p_smd = FALSE; /* Don't let the IM code show the mode here */ 896 if (lang && curbuf->b_p_iminsert == B_IMODE_IM) 897 im_set_active(TRUE); 898 #endif 899 900 *cp = plain_vgetc(); 901 902 if (langmap_active) 903 { 904 /* Undo the decrement done above */ 905 ++no_mapping; 906 ++allow_keys; 907 State = NORMAL_BUSY; 908 } 909 #ifdef HAVE_INPUT_METHOD 910 if (lang) 911 { 912 if (curbuf->b_p_iminsert != B_IMODE_LMAP) 913 im_save_status(&curbuf->b_p_iminsert); 914 im_set_active(FALSE); 915 } 916 p_smd = save_smd; 917 #endif 918 #ifdef CURSOR_SHAPE 919 State = NORMAL_BUSY; 920 #endif 921 #ifdef FEAT_CMDL_INFO 922 need_flushbuf |= add_to_showcmd(*cp); 923 #endif 924 925 if (!lit) 926 { 927 #ifdef FEAT_DIGRAPHS 928 /* Typing CTRL-K gets a digraph. */ 929 if (*cp == Ctrl_K 930 && ((nv_cmds[idx].cmd_flags & NV_LANG) 931 || cp == &ca.extra_char) 932 && vim_strchr(p_cpo, CPO_DIGRAPH) == NULL) 933 { 934 c = get_digraph(FALSE); 935 if (c > 0) 936 { 937 *cp = c; 938 # ifdef FEAT_CMDL_INFO 939 /* Guessing how to update showcmd here... */ 940 del_from_showcmd(3); 941 need_flushbuf |= add_to_showcmd(*cp); 942 # endif 943 } 944 } 945 #endif 946 947 /* adjust chars > 127, except after "tTfFr" commands */ 948 LANGMAP_ADJUST(*cp, !lang); 949 #ifdef FEAT_RIGHTLEFT 950 /* adjust Hebrew mapped char */ 951 if (p_hkmap && lang && KeyTyped) 952 *cp = hkmap(*cp); 953 #endif 954 } 955 956 /* 957 * When the next character is CTRL-\ a following CTRL-N means the 958 * command is aborted and we go to Normal mode. 959 */ 960 if (cp == &ca.extra_char 961 && ca.nchar == Ctrl_BSL 962 && (ca.extra_char == Ctrl_N || ca.extra_char == Ctrl_G)) 963 { 964 ca.cmdchar = Ctrl_BSL; 965 ca.nchar = ca.extra_char; 966 idx = find_command(ca.cmdchar); 967 } 968 else if ((ca.nchar == 'n' || ca.nchar == 'N') && ca.cmdchar == 'g') 969 ca.oap->op_type = get_op_type(*cp, NUL); 970 else if (*cp == Ctrl_BSL) 971 { 972 long towait = (p_ttm >= 0 ? p_ttm : p_tm); 973 974 /* There is a busy wait here when typing "f<C-\>" and then 975 * something different from CTRL-N. Can't be avoided. */ 976 while ((c = vpeekc()) <= 0 && towait > 0L) 977 { 978 do_sleep(towait > 50L ? 50L : towait); 979 towait -= 50L; 980 } 981 if (c > 0) 982 { 983 c = plain_vgetc(); 984 if (c != Ctrl_N && c != Ctrl_G) 985 vungetc(c); 986 else 987 { 988 ca.cmdchar = Ctrl_BSL; 989 ca.nchar = c; 990 idx = find_command(ca.cmdchar); 991 } 992 } 993 } 994 995 /* When getting a text character and the next character is a 996 * multi-byte character, it could be a composing character. 997 * However, don't wait for it to arrive. Also, do enable mapping, 998 * because if it's put back with vungetc() it's too late to apply 999 * mapping. */ 1000 --no_mapping; 1001 while (enc_utf8 && lang && (c = vpeekc()) > 0 1002 && (c >= 0x100 || MB_BYTE2LEN(vpeekc()) > 1)) 1003 { 1004 c = plain_vgetc(); 1005 if (!utf_iscomposing(c)) 1006 { 1007 vungetc(c); /* it wasn't, put it back */ 1008 break; 1009 } 1010 else if (ca.ncharC1 == 0) 1011 ca.ncharC1 = c; 1012 else 1013 ca.ncharC2 = c; 1014 } 1015 ++no_mapping; 1016 } 1017 --no_mapping; 1018 --allow_keys; 1019 } 1020 1021 #ifdef FEAT_CMDL_INFO 1022 /* 1023 * Flush the showcmd characters onto the screen so we can see them while 1024 * the command is being executed. Only do this when the shown command was 1025 * actually displayed, otherwise this will slow down a lot when executing 1026 * mappings. 1027 */ 1028 if (need_flushbuf) 1029 out_flush(); 1030 #endif 1031 if (ca.cmdchar != K_IGNORE) 1032 did_cursorhold = FALSE; 1033 1034 State = NORMAL; 1035 1036 if (ca.nchar == ESC) 1037 { 1038 clearop(oap); 1039 if (restart_edit == 0 && goto_im()) 1040 restart_edit = 'a'; 1041 goto normal_end; 1042 } 1043 1044 if (ca.cmdchar != K_IGNORE) 1045 { 1046 msg_didout = FALSE; /* don't scroll screen up for normal command */ 1047 msg_col = 0; 1048 } 1049 1050 old_pos = curwin->w_cursor; /* remember where cursor was */ 1051 1052 /* When 'keymodel' contains "startsel" some keys start Select/Visual 1053 * mode. */ 1054 if (!VIsual_active && km_startsel) 1055 { 1056 if (nv_cmds[idx].cmd_flags & NV_SS) 1057 { 1058 start_selection(); 1059 unshift_special(&ca); 1060 idx = find_command(ca.cmdchar); 1061 } 1062 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 1063 && (mod_mask & MOD_MASK_SHIFT)) 1064 { 1065 start_selection(); 1066 mod_mask &= ~MOD_MASK_SHIFT; 1067 } 1068 } 1069 1070 /* 1071 * Execute the command! 1072 * Call the command function found in the commands table. 1073 */ 1074 ca.arg = nv_cmds[idx].cmd_arg; 1075 (nv_cmds[idx].cmd_func)(&ca); 1076 1077 /* 1078 * If we didn't start or finish an operator, reset oap->regname, unless we 1079 * need it later. 1080 */ 1081 if (!finish_op 1082 && !oap->op_type 1083 && (idx < 0 || !(nv_cmds[idx].cmd_flags & NV_KEEPREG))) 1084 { 1085 clearop(oap); 1086 #ifdef FEAT_EVAL 1087 { 1088 int regname = 0; 1089 1090 /* Adjust the register according to 'clipboard', so that when 1091 * "unnamed" is present it becomes '*' or '+' instead of '"'. */ 1092 # ifdef FEAT_CLIPBOARD 1093 adjust_clip_reg(®name); 1094 # endif 1095 set_reg_var(regname); 1096 } 1097 #endif 1098 } 1099 1100 /* Get the length of mapped chars again after typing a count, second 1101 * character or "z333<cr>". */ 1102 if (old_mapped_len > 0) 1103 old_mapped_len = typebuf_maplen(); 1104 1105 /* 1106 * If an operation is pending, handle it... 1107 */ 1108 do_pending_operator(&ca, old_col, FALSE); 1109 1110 /* 1111 * Wait for a moment when a message is displayed that will be overwritten 1112 * by the mode message. 1113 * In Visual mode and with "^O" in Insert mode, a short message will be 1114 * overwritten by the mode message. Wait a bit, until a key is hit. 1115 * In Visual mode, it's more important to keep the Visual area updated 1116 * than keeping a message (e.g. from a /pat search). 1117 * Only do this if the command was typed, not from a mapping. 1118 * Don't wait when emsg_silent is non-zero. 1119 * Also wait a bit after an error message, e.g. for "^O:". 1120 * Don't redraw the screen, it would remove the message. 1121 */ 1122 if ( ((p_smd 1123 && msg_silent == 0 1124 && (restart_edit != 0 1125 || (VIsual_active 1126 && old_pos.lnum == curwin->w_cursor.lnum 1127 && old_pos.col == curwin->w_cursor.col) 1128 ) 1129 && (clear_cmdline 1130 || redraw_cmdline) 1131 && (msg_didout || (msg_didany && msg_scroll)) 1132 && !msg_nowait 1133 && KeyTyped) 1134 || (restart_edit != 0 1135 && !VIsual_active 1136 && (msg_scroll 1137 || emsg_on_display))) 1138 && oap->regname == 0 1139 && !(ca.retval & CA_COMMAND_BUSY) 1140 && stuff_empty() 1141 && typebuf_typed() 1142 && emsg_silent == 0 1143 && !did_wait_return 1144 && oap->op_type == OP_NOP) 1145 { 1146 int save_State = State; 1147 1148 /* Draw the cursor with the right shape here */ 1149 if (restart_edit != 0) 1150 State = INSERT; 1151 1152 /* If need to redraw, and there is a "keep_msg", redraw before the 1153 * delay */ 1154 if (must_redraw && keep_msg != NULL && !emsg_on_display) 1155 { 1156 char_u *kmsg; 1157 1158 kmsg = keep_msg; 1159 keep_msg = NULL; 1160 // showmode() will clear keep_msg, but we want to use it anyway 1161 update_screen(0); 1162 // now reset it, otherwise it's put in the history again 1163 keep_msg = kmsg; 1164 1165 kmsg = vim_strsave(keep_msg); 1166 if (kmsg != NULL) 1167 { 1168 msg_attr((char *)kmsg, keep_msg_attr); 1169 vim_free(kmsg); 1170 } 1171 } 1172 setcursor(); 1173 cursor_on(); 1174 out_flush(); 1175 if (msg_scroll || emsg_on_display) 1176 ui_delay(1000L, TRUE); /* wait at least one second */ 1177 ui_delay(3000L, FALSE); /* wait up to three seconds */ 1178 State = save_State; 1179 1180 msg_scroll = FALSE; 1181 emsg_on_display = FALSE; 1182 } 1183 1184 /* 1185 * Finish up after executing a Normal mode command. 1186 */ 1187 normal_end: 1188 1189 msg_nowait = FALSE; 1190 1191 /* Reset finish_op, in case it was set */ 1192 #ifdef CURSOR_SHAPE 1193 c = finish_op; 1194 #endif 1195 finish_op = FALSE; 1196 #ifdef CURSOR_SHAPE 1197 /* Redraw the cursor with another shape, if we were in Operator-pending 1198 * mode or did a replace command. */ 1199 if (c || ca.cmdchar == 'r') 1200 { 1201 ui_cursor_shape(); /* may show different cursor shape */ 1202 # ifdef FEAT_MOUSESHAPE 1203 update_mouseshape(-1); 1204 # endif 1205 } 1206 #endif 1207 1208 #ifdef FEAT_CMDL_INFO 1209 if (oap->op_type == OP_NOP && oap->regname == 0 1210 && ca.cmdchar != K_CURSORHOLD) 1211 clear_showcmd(); 1212 #endif 1213 1214 checkpcmark(); /* check if we moved since setting pcmark */ 1215 vim_free(ca.searchbuf); 1216 1217 if (has_mbyte) 1218 mb_adjust_cursor(); 1219 1220 if (curwin->w_p_scb && toplevel) 1221 { 1222 validate_cursor(); /* may need to update w_leftcol */ 1223 do_check_scrollbind(TRUE); 1224 } 1225 1226 if (curwin->w_p_crb && toplevel) 1227 { 1228 validate_cursor(); /* may need to update w_leftcol */ 1229 do_check_cursorbind(); 1230 } 1231 1232 #ifdef FEAT_TERMINAL 1233 /* don't go to Insert mode if a terminal has a running job */ 1234 if (term_job_running(curbuf->b_term)) 1235 restart_edit = 0; 1236 #endif 1237 1238 /* 1239 * May restart edit(), if we got here with CTRL-O in Insert mode (but not 1240 * if still inside a mapping that started in Visual mode). 1241 * May switch from Visual to Select mode after CTRL-O command. 1242 */ 1243 if ( oap->op_type == OP_NOP 1244 && ((restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1245 || restart_VIsual_select == 1) 1246 && !(ca.retval & CA_COMMAND_BUSY) 1247 && stuff_empty() 1248 && oap->regname == 0) 1249 { 1250 if (restart_VIsual_select == 1) 1251 { 1252 VIsual_select = TRUE; 1253 showmode(); 1254 restart_VIsual_select = 0; 1255 } 1256 if (restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1257 (void)edit(restart_edit, FALSE, 1L); 1258 } 1259 1260 if (restart_VIsual_select == 2) 1261 restart_VIsual_select = 1; 1262 1263 /* Save count before an operator for next time. */ 1264 opcount = ca.opcount; 1265 } 1266 1267 #ifdef FEAT_EVAL 1268 /* 1269 * Set v:count and v:count1 according to "cap". 1270 * Set v:prevcount only when "set_prevcount" is TRUE. 1271 */ 1272 static void 1273 set_vcount_ca(cmdarg_T *cap, int *set_prevcount) 1274 { 1275 long count = cap->count0; 1276 1277 /* multiply with cap->opcount the same way as above */ 1278 if (cap->opcount != 0) 1279 count = cap->opcount * (count == 0 ? 1 : count); 1280 set_vcount(count, count == 0 ? 1 : count, *set_prevcount); 1281 *set_prevcount = FALSE; /* only set v:prevcount once */ 1282 } 1283 #endif 1284 1285 /* 1286 * Check if highlighting for visual mode is possible, give a warning message 1287 * if not. 1288 */ 1289 void 1290 check_visual_highlight(void) 1291 { 1292 static int did_check = FALSE; 1293 1294 if (full_screen) 1295 { 1296 if (!did_check && HL_ATTR(HLF_V) == 0) 1297 msg(_("Warning: terminal cannot highlight")); 1298 did_check = TRUE; 1299 } 1300 } 1301 1302 /* 1303 * End Visual mode. 1304 * This function should ALWAYS be called to end Visual mode, except from 1305 * do_pending_operator(). 1306 */ 1307 void 1308 end_visual_mode(void) 1309 { 1310 #ifdef FEAT_CLIPBOARD 1311 /* 1312 * If we are using the clipboard, then remember what was selected in case 1313 * we need to paste it somewhere while we still own the selection. 1314 * Only do this when the clipboard is already owned. Don't want to grab 1315 * the selection when hitting ESC. 1316 */ 1317 if (clip_star.available && clip_star.owned) 1318 clip_auto_select(); 1319 #endif 1320 1321 VIsual_active = FALSE; 1322 #ifdef FEAT_MOUSE 1323 setmouse(); 1324 mouse_dragging = 0; 1325 #endif 1326 1327 /* Save the current VIsual area for '< and '> marks, and "gv" */ 1328 curbuf->b_visual.vi_mode = VIsual_mode; 1329 curbuf->b_visual.vi_start = VIsual; 1330 curbuf->b_visual.vi_end = curwin->w_cursor; 1331 curbuf->b_visual.vi_curswant = curwin->w_curswant; 1332 #ifdef FEAT_EVAL 1333 curbuf->b_visual_mode_eval = VIsual_mode; 1334 #endif 1335 if (!virtual_active()) 1336 curwin->w_cursor.coladd = 0; 1337 may_clear_cmdline(); 1338 1339 adjust_cursor_eol(); 1340 } 1341 1342 /* 1343 * Reset VIsual_active and VIsual_reselect. 1344 */ 1345 void 1346 reset_VIsual_and_resel(void) 1347 { 1348 if (VIsual_active) 1349 { 1350 end_visual_mode(); 1351 redraw_curbuf_later(INVERTED); /* delete the inversion later */ 1352 } 1353 VIsual_reselect = FALSE; 1354 } 1355 1356 /* 1357 * Reset VIsual_active and VIsual_reselect if it's set. 1358 */ 1359 void 1360 reset_VIsual(void) 1361 { 1362 if (VIsual_active) 1363 { 1364 end_visual_mode(); 1365 redraw_curbuf_later(INVERTED); /* delete the inversion later */ 1366 VIsual_reselect = FALSE; 1367 } 1368 } 1369 1370 void 1371 restore_visual_mode(void) 1372 { 1373 if (VIsual_mode_orig != NUL) 1374 { 1375 curbuf->b_visual.vi_mode = VIsual_mode_orig; 1376 VIsual_mode_orig = NUL; 1377 } 1378 } 1379 1380 /* 1381 * Check for a balloon-eval special item to include when searching for an 1382 * identifier. When "dir" is BACKWARD "ptr[-1]" must be valid! 1383 * Returns TRUE if the character at "*ptr" should be included. 1384 * "dir" is FORWARD or BACKWARD, the direction of searching. 1385 * "*colp" is in/decremented if "ptr[-dir]" should also be included. 1386 * "bnp" points to a counter for square brackets. 1387 */ 1388 static int 1389 find_is_eval_item( 1390 char_u *ptr, 1391 int *colp, 1392 int *bnp, 1393 int dir) 1394 { 1395 /* Accept everything inside []. */ 1396 if ((*ptr == ']' && dir == BACKWARD) || (*ptr == '[' && dir == FORWARD)) 1397 ++*bnp; 1398 if (*bnp > 0) 1399 { 1400 if ((*ptr == '[' && dir == BACKWARD) || (*ptr == ']' && dir == FORWARD)) 1401 --*bnp; 1402 return TRUE; 1403 } 1404 1405 /* skip over "s.var" */ 1406 if (*ptr == '.') 1407 return TRUE; 1408 1409 /* two-character item: s->var */ 1410 if (ptr[dir == BACKWARD ? 0 : 1] == '>' 1411 && ptr[dir == BACKWARD ? -1 : 0] == '-') 1412 { 1413 *colp += dir; 1414 return TRUE; 1415 } 1416 return FALSE; 1417 } 1418 1419 /* 1420 * Find the identifier under or to the right of the cursor. 1421 * "find_type" can have one of three values: 1422 * FIND_IDENT: find an identifier (keyword) 1423 * FIND_STRING: find any non-white text 1424 * FIND_IDENT + FIND_STRING: find any non-white text, identifier preferred. 1425 * FIND_EVAL: find text useful for C program debugging 1426 * 1427 * There are three steps: 1428 * 1. Search forward for the start of an identifier/text. Doesn't move if 1429 * already on one. 1430 * 2. Search backward for the start of this identifier/text. 1431 * This doesn't match the real Vi but I like it a little better and it 1432 * shouldn't bother anyone. 1433 * 3. Search forward to the end of this identifier/text. 1434 * When FIND_IDENT isn't defined, we backup until a blank. 1435 * 1436 * Returns the length of the text, or zero if no text is found. 1437 * If text is found, a pointer to the text is put in "*text". This 1438 * points into the current buffer line and is not always NUL terminated. 1439 */ 1440 int 1441 find_ident_under_cursor(char_u **text, int find_type) 1442 { 1443 return find_ident_at_pos(curwin, curwin->w_cursor.lnum, 1444 curwin->w_cursor.col, text, NULL, find_type); 1445 } 1446 1447 /* 1448 * Like find_ident_under_cursor(), but for any window and any position. 1449 * However: Uses 'iskeyword' from the current window!. 1450 */ 1451 int 1452 find_ident_at_pos( 1453 win_T *wp, 1454 linenr_T lnum, 1455 colnr_T startcol, 1456 char_u **text, 1457 int *textcol, // column where "text" starts, can be NULL 1458 int find_type) 1459 { 1460 char_u *ptr; 1461 int col = 0; // init to shut up GCC 1462 int i; 1463 int this_class = 0; 1464 int prev_class; 1465 int prevcol; 1466 int bn = 0; // bracket nesting 1467 1468 /* 1469 * if i == 0: try to find an identifier 1470 * if i == 1: try to find any non-white text 1471 */ 1472 ptr = ml_get_buf(wp->w_buffer, lnum, FALSE); 1473 for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i) 1474 { 1475 /* 1476 * 1. skip to start of identifier/text 1477 */ 1478 col = startcol; 1479 if (has_mbyte) 1480 { 1481 while (ptr[col] != NUL) 1482 { 1483 // Stop at a ']' to evaluate "a[x]". 1484 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1485 break; 1486 this_class = mb_get_class(ptr + col); 1487 if (this_class != 0 && (i == 1 || this_class != 1)) 1488 break; 1489 col += (*mb_ptr2len)(ptr + col); 1490 } 1491 } 1492 else 1493 while (ptr[col] != NUL 1494 && (i == 0 ? !vim_iswordc(ptr[col]) : VIM_ISWHITE(ptr[col])) 1495 && (!(find_type & FIND_EVAL) || ptr[col] != ']') 1496 ) 1497 ++col; 1498 1499 // When starting on a ']' count it, so that we include the '['. 1500 bn = ptr[col] == ']'; 1501 1502 /* 1503 * 2. Back up to start of identifier/text. 1504 */ 1505 if (has_mbyte) 1506 { 1507 /* Remember class of character under cursor. */ 1508 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1509 this_class = mb_get_class((char_u *)"a"); 1510 else 1511 this_class = mb_get_class(ptr + col); 1512 while (col > 0 && this_class != 0) 1513 { 1514 prevcol = col - 1 - (*mb_head_off)(ptr, ptr + col - 1); 1515 prev_class = mb_get_class(ptr + prevcol); 1516 if (this_class != prev_class 1517 && (i == 0 1518 || prev_class == 0 1519 || (find_type & FIND_IDENT)) 1520 && (!(find_type & FIND_EVAL) 1521 || prevcol == 0 1522 || !find_is_eval_item(ptr + prevcol, &prevcol, 1523 &bn, BACKWARD)) 1524 ) 1525 break; 1526 col = prevcol; 1527 } 1528 1529 // If we don't want just any old text, or we've found an 1530 // identifier, stop searching. 1531 if (this_class > 2) 1532 this_class = 2; 1533 if (!(find_type & FIND_STRING) || this_class == 2) 1534 break; 1535 } 1536 else 1537 { 1538 while (col > 0 1539 && ((i == 0 1540 ? vim_iswordc(ptr[col - 1]) 1541 : (!VIM_ISWHITE(ptr[col - 1]) 1542 && (!(find_type & FIND_IDENT) 1543 || !vim_iswordc(ptr[col - 1])))) 1544 || ((find_type & FIND_EVAL) 1545 && col > 1 1546 && find_is_eval_item(ptr + col - 1, &col, 1547 &bn, BACKWARD)) 1548 )) 1549 --col; 1550 1551 // If we don't want just any old text, or we've found an 1552 // identifier, stop searching. 1553 if (!(find_type & FIND_STRING) || vim_iswordc(ptr[col])) 1554 break; 1555 } 1556 } 1557 1558 if (ptr[col] == NUL || (i == 0 1559 && (has_mbyte ? this_class != 2 : !vim_iswordc(ptr[col])))) 1560 { 1561 // didn't find an identifier or text 1562 if ((find_type & FIND_NOERROR) == 0) 1563 { 1564 if (find_type & FIND_STRING) 1565 emsg(_("E348: No string under cursor")); 1566 else 1567 emsg(_(e_noident)); 1568 } 1569 return 0; 1570 } 1571 ptr += col; 1572 *text = ptr; 1573 if (textcol != NULL) 1574 *textcol = col; 1575 1576 /* 1577 * 3. Find the end if the identifier/text. 1578 */ 1579 bn = 0; 1580 startcol -= col; 1581 col = 0; 1582 if (has_mbyte) 1583 { 1584 // Search for point of changing multibyte character class. 1585 this_class = mb_get_class(ptr); 1586 while (ptr[col] != NUL 1587 && ((i == 0 ? mb_get_class(ptr + col) == this_class 1588 : mb_get_class(ptr + col) != 0) 1589 || ((find_type & FIND_EVAL) 1590 && col <= (int)startcol 1591 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1592 )) 1593 col += (*mb_ptr2len)(ptr + col); 1594 } 1595 else 1596 while ((i == 0 ? vim_iswordc(ptr[col]) 1597 : (ptr[col] != NUL && !VIM_ISWHITE(ptr[col]))) 1598 || ((find_type & FIND_EVAL) 1599 && col <= (int)startcol 1600 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1601 ) 1602 ++col; 1603 1604 return col; 1605 } 1606 1607 /* 1608 * Prepare for redo of a normal command. 1609 */ 1610 static void 1611 prep_redo_cmd(cmdarg_T *cap) 1612 { 1613 prep_redo(cap->oap->regname, cap->count0, 1614 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 1615 } 1616 1617 /* 1618 * Prepare for redo of any command. 1619 * Note that only the last argument can be a multi-byte char. 1620 */ 1621 void 1622 prep_redo( 1623 int regname, 1624 long num, 1625 int cmd1, 1626 int cmd2, 1627 int cmd3, 1628 int cmd4, 1629 int cmd5) 1630 { 1631 ResetRedobuff(); 1632 if (regname != 0) /* yank from specified buffer */ 1633 { 1634 AppendCharToRedobuff('"'); 1635 AppendCharToRedobuff(regname); 1636 } 1637 if (num) 1638 AppendNumberToRedobuff(num); 1639 1640 if (cmd1 != NUL) 1641 AppendCharToRedobuff(cmd1); 1642 if (cmd2 != NUL) 1643 AppendCharToRedobuff(cmd2); 1644 if (cmd3 != NUL) 1645 AppendCharToRedobuff(cmd3); 1646 if (cmd4 != NUL) 1647 AppendCharToRedobuff(cmd4); 1648 if (cmd5 != NUL) 1649 AppendCharToRedobuff(cmd5); 1650 } 1651 1652 /* 1653 * check for operator active and clear it 1654 * 1655 * return TRUE if operator was active 1656 */ 1657 static int 1658 checkclearop(oparg_T *oap) 1659 { 1660 if (oap->op_type == OP_NOP) 1661 return FALSE; 1662 clearopbeep(oap); 1663 return TRUE; 1664 } 1665 1666 /* 1667 * Check for operator or Visual active. Clear active operator. 1668 * 1669 * Return TRUE if operator or Visual was active. 1670 */ 1671 static int 1672 checkclearopq(oparg_T *oap) 1673 { 1674 if (oap->op_type == OP_NOP && !VIsual_active) 1675 return FALSE; 1676 clearopbeep(oap); 1677 return TRUE; 1678 } 1679 1680 void 1681 clearop(oparg_T *oap) 1682 { 1683 oap->op_type = OP_NOP; 1684 oap->regname = 0; 1685 oap->motion_force = NUL; 1686 oap->use_reg_one = FALSE; 1687 } 1688 1689 void 1690 clearopbeep(oparg_T *oap) 1691 { 1692 clearop(oap); 1693 beep_flush(); 1694 } 1695 1696 /* 1697 * Remove the shift modifier from a special key. 1698 */ 1699 static void 1700 unshift_special(cmdarg_T *cap) 1701 { 1702 switch (cap->cmdchar) 1703 { 1704 case K_S_RIGHT: cap->cmdchar = K_RIGHT; break; 1705 case K_S_LEFT: cap->cmdchar = K_LEFT; break; 1706 case K_S_UP: cap->cmdchar = K_UP; break; 1707 case K_S_DOWN: cap->cmdchar = K_DOWN; break; 1708 case K_S_HOME: cap->cmdchar = K_HOME; break; 1709 case K_S_END: cap->cmdchar = K_END; break; 1710 } 1711 cap->cmdchar = simplify_key(cap->cmdchar, &mod_mask); 1712 } 1713 1714 /* 1715 * If the mode is currently displayed clear the command line or update the 1716 * command displayed. 1717 */ 1718 void 1719 may_clear_cmdline(void) 1720 { 1721 if (mode_displayed) 1722 clear_cmdline = TRUE; /* unshow visual mode later */ 1723 #ifdef FEAT_CMDL_INFO 1724 else 1725 clear_showcmd(); 1726 #endif 1727 } 1728 1729 #if defined(FEAT_CMDL_INFO) || defined(PROTO) 1730 /* 1731 * Routines for displaying a partly typed command 1732 */ 1733 1734 #define SHOWCMD_BUFLEN SHOWCMD_COLS + 1 + 30 1735 static char_u showcmd_buf[SHOWCMD_BUFLEN]; 1736 static char_u old_showcmd_buf[SHOWCMD_BUFLEN]; /* For push_showcmd() */ 1737 static int showcmd_is_clear = TRUE; 1738 static int showcmd_visual = FALSE; 1739 1740 static void display_showcmd(void); 1741 1742 void 1743 clear_showcmd(void) 1744 { 1745 if (!p_sc) 1746 return; 1747 1748 if (VIsual_active && !char_avail()) 1749 { 1750 int cursor_bot = LT_POS(VIsual, curwin->w_cursor); 1751 long lines; 1752 colnr_T leftcol, rightcol; 1753 linenr_T top, bot; 1754 1755 /* Show the size of the Visual area. */ 1756 if (cursor_bot) 1757 { 1758 top = VIsual.lnum; 1759 bot = curwin->w_cursor.lnum; 1760 } 1761 else 1762 { 1763 top = curwin->w_cursor.lnum; 1764 bot = VIsual.lnum; 1765 } 1766 # ifdef FEAT_FOLDING 1767 /* Include closed folds as a whole. */ 1768 (void)hasFolding(top, &top, NULL); 1769 (void)hasFolding(bot, NULL, &bot); 1770 # endif 1771 lines = bot - top + 1; 1772 1773 if (VIsual_mode == Ctrl_V) 1774 { 1775 # ifdef FEAT_LINEBREAK 1776 char_u *saved_sbr = p_sbr; 1777 1778 /* Make 'sbr' empty for a moment to get the correct size. */ 1779 p_sbr = empty_option; 1780 # endif 1781 getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol); 1782 # ifdef FEAT_LINEBREAK 1783 p_sbr = saved_sbr; 1784 # endif 1785 sprintf((char *)showcmd_buf, "%ldx%ld", lines, 1786 (long)(rightcol - leftcol + 1)); 1787 } 1788 else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum) 1789 sprintf((char *)showcmd_buf, "%ld", lines); 1790 else 1791 { 1792 char_u *s, *e; 1793 int l; 1794 int bytes = 0; 1795 int chars = 0; 1796 1797 if (cursor_bot) 1798 { 1799 s = ml_get_pos(&VIsual); 1800 e = ml_get_cursor(); 1801 } 1802 else 1803 { 1804 s = ml_get_cursor(); 1805 e = ml_get_pos(&VIsual); 1806 } 1807 while ((*p_sel != 'e') ? s <= e : s < e) 1808 { 1809 l = (*mb_ptr2len)(s); 1810 if (l == 0) 1811 { 1812 ++bytes; 1813 ++chars; 1814 break; /* end of line */ 1815 } 1816 bytes += l; 1817 ++chars; 1818 s += l; 1819 } 1820 if (bytes == chars) 1821 sprintf((char *)showcmd_buf, "%d", chars); 1822 else 1823 sprintf((char *)showcmd_buf, "%d-%d", chars, bytes); 1824 } 1825 showcmd_buf[SHOWCMD_COLS] = NUL; /* truncate */ 1826 showcmd_visual = TRUE; 1827 } 1828 else 1829 { 1830 showcmd_buf[0] = NUL; 1831 showcmd_visual = FALSE; 1832 1833 /* Don't actually display something if there is nothing to clear. */ 1834 if (showcmd_is_clear) 1835 return; 1836 } 1837 1838 display_showcmd(); 1839 } 1840 1841 /* 1842 * Add 'c' to string of shown command chars. 1843 * Return TRUE if output has been written (and setcursor() has been called). 1844 */ 1845 int 1846 add_to_showcmd(int c) 1847 { 1848 char_u *p; 1849 int old_len; 1850 int extra_len; 1851 int overflow; 1852 #if defined(FEAT_MOUSE) 1853 int i; 1854 static int ignore[] = 1855 { 1856 # ifdef FEAT_GUI 1857 K_VER_SCROLLBAR, K_HOR_SCROLLBAR, 1858 K_LEFTMOUSE_NM, K_LEFTRELEASE_NM, 1859 # endif 1860 K_IGNORE, K_PS, 1861 K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE, K_MOUSEMOVE, 1862 K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE, 1863 K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE, 1864 K_MOUSEDOWN, K_MOUSEUP, K_MOUSELEFT, K_MOUSERIGHT, 1865 K_X1MOUSE, K_X1DRAG, K_X1RELEASE, K_X2MOUSE, K_X2DRAG, K_X2RELEASE, 1866 K_CURSORHOLD, 1867 0 1868 }; 1869 #endif 1870 1871 if (!p_sc || msg_silent != 0) 1872 return FALSE; 1873 1874 if (showcmd_visual) 1875 { 1876 showcmd_buf[0] = NUL; 1877 showcmd_visual = FALSE; 1878 } 1879 1880 #if defined(FEAT_MOUSE) 1881 /* Ignore keys that are scrollbar updates and mouse clicks */ 1882 if (IS_SPECIAL(c)) 1883 for (i = 0; ignore[i] != 0; ++i) 1884 if (ignore[i] == c) 1885 return FALSE; 1886 #endif 1887 1888 p = transchar(c); 1889 if (*p == ' ') 1890 STRCPY(p, "<20>"); 1891 old_len = (int)STRLEN(showcmd_buf); 1892 extra_len = (int)STRLEN(p); 1893 overflow = old_len + extra_len - SHOWCMD_COLS; 1894 if (overflow > 0) 1895 mch_memmove(showcmd_buf, showcmd_buf + overflow, 1896 old_len - overflow + 1); 1897 STRCAT(showcmd_buf, p); 1898 1899 if (char_avail()) 1900 return FALSE; 1901 1902 display_showcmd(); 1903 1904 return TRUE; 1905 } 1906 1907 void 1908 add_to_showcmd_c(int c) 1909 { 1910 if (!add_to_showcmd(c)) 1911 setcursor(); 1912 } 1913 1914 /* 1915 * Delete 'len' characters from the end of the shown command. 1916 */ 1917 static void 1918 del_from_showcmd(int len) 1919 { 1920 int old_len; 1921 1922 if (!p_sc) 1923 return; 1924 1925 old_len = (int)STRLEN(showcmd_buf); 1926 if (len > old_len) 1927 len = old_len; 1928 showcmd_buf[old_len - len] = NUL; 1929 1930 if (!char_avail()) 1931 display_showcmd(); 1932 } 1933 1934 /* 1935 * push_showcmd() and pop_showcmd() are used when waiting for the user to type 1936 * something and there is a partial mapping. 1937 */ 1938 void 1939 push_showcmd(void) 1940 { 1941 if (p_sc) 1942 STRCPY(old_showcmd_buf, showcmd_buf); 1943 } 1944 1945 void 1946 pop_showcmd(void) 1947 { 1948 if (!p_sc) 1949 return; 1950 1951 STRCPY(showcmd_buf, old_showcmd_buf); 1952 1953 display_showcmd(); 1954 } 1955 1956 static void 1957 display_showcmd(void) 1958 { 1959 int len; 1960 1961 cursor_off(); 1962 1963 len = (int)STRLEN(showcmd_buf); 1964 if (len == 0) 1965 showcmd_is_clear = TRUE; 1966 else 1967 { 1968 screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0); 1969 showcmd_is_clear = FALSE; 1970 } 1971 1972 /* 1973 * clear the rest of an old message by outputting up to SHOWCMD_COLS 1974 * spaces 1975 */ 1976 screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0); 1977 1978 setcursor(); /* put cursor back where it belongs */ 1979 } 1980 #endif 1981 1982 /* 1983 * When "check" is FALSE, prepare for commands that scroll the window. 1984 * When "check" is TRUE, take care of scroll-binding after the window has 1985 * scrolled. Called from normal_cmd() and edit(). 1986 */ 1987 void 1988 do_check_scrollbind(int check) 1989 { 1990 static win_T *old_curwin = NULL; 1991 static linenr_T old_topline = 0; 1992 #ifdef FEAT_DIFF 1993 static int old_topfill = 0; 1994 #endif 1995 static buf_T *old_buf = NULL; 1996 static colnr_T old_leftcol = 0; 1997 1998 if (check && curwin->w_p_scb) 1999 { 2000 /* If a ":syncbind" command was just used, don't scroll, only reset 2001 * the values. */ 2002 if (did_syncbind) 2003 did_syncbind = FALSE; 2004 else if (curwin == old_curwin) 2005 { 2006 /* 2007 * Synchronize other windows, as necessary according to 2008 * 'scrollbind'. Don't do this after an ":edit" command, except 2009 * when 'diff' is set. 2010 */ 2011 if ((curwin->w_buffer == old_buf 2012 #ifdef FEAT_DIFF 2013 || curwin->w_p_diff 2014 #endif 2015 ) 2016 && (curwin->w_topline != old_topline 2017 #ifdef FEAT_DIFF 2018 || curwin->w_topfill != old_topfill 2019 #endif 2020 || curwin->w_leftcol != old_leftcol)) 2021 { 2022 check_scrollbind(curwin->w_topline - old_topline, 2023 (long)(curwin->w_leftcol - old_leftcol)); 2024 } 2025 } 2026 else if (vim_strchr(p_sbo, 'j')) /* jump flag set in 'scrollopt' */ 2027 { 2028 /* 2029 * When switching between windows, make sure that the relative 2030 * vertical offset is valid for the new window. The relative 2031 * offset is invalid whenever another 'scrollbind' window has 2032 * scrolled to a point that would force the current window to 2033 * scroll past the beginning or end of its buffer. When the 2034 * resync is performed, some of the other 'scrollbind' windows may 2035 * need to jump so that the current window's relative position is 2036 * visible on-screen. 2037 */ 2038 check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L); 2039 } 2040 curwin->w_scbind_pos = curwin->w_topline; 2041 } 2042 2043 old_curwin = curwin; 2044 old_topline = curwin->w_topline; 2045 #ifdef FEAT_DIFF 2046 old_topfill = curwin->w_topfill; 2047 #endif 2048 old_buf = curwin->w_buffer; 2049 old_leftcol = curwin->w_leftcol; 2050 } 2051 2052 /* 2053 * Synchronize any windows that have "scrollbind" set, based on the 2054 * number of rows by which the current window has changed 2055 * (1998-11-02 16:21:01 R. Edward Ralston <[email protected]>) 2056 */ 2057 void 2058 check_scrollbind(linenr_T topline_diff, long leftcol_diff) 2059 { 2060 int want_ver; 2061 int want_hor; 2062 win_T *old_curwin = curwin; 2063 buf_T *old_curbuf = curbuf; 2064 int old_VIsual_select = VIsual_select; 2065 int old_VIsual_active = VIsual_active; 2066 colnr_T tgt_leftcol = curwin->w_leftcol; 2067 long topline; 2068 long y; 2069 2070 /* 2071 * check 'scrollopt' string for vertical and horizontal scroll options 2072 */ 2073 want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0); 2074 #ifdef FEAT_DIFF 2075 want_ver |= old_curwin->w_p_diff; 2076 #endif 2077 want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0)); 2078 2079 /* 2080 * loop through the scrollbound windows and scroll accordingly 2081 */ 2082 VIsual_select = VIsual_active = 0; 2083 FOR_ALL_WINDOWS(curwin) 2084 { 2085 curbuf = curwin->w_buffer; 2086 /* skip original window and windows with 'noscrollbind' */ 2087 if (curwin != old_curwin && curwin->w_p_scb) 2088 { 2089 /* 2090 * do the vertical scroll 2091 */ 2092 if (want_ver) 2093 { 2094 #ifdef FEAT_DIFF 2095 if (old_curwin->w_p_diff && curwin->w_p_diff) 2096 { 2097 diff_set_topline(old_curwin, curwin); 2098 } 2099 else 2100 #endif 2101 { 2102 curwin->w_scbind_pos += topline_diff; 2103 topline = curwin->w_scbind_pos; 2104 if (topline > curbuf->b_ml.ml_line_count) 2105 topline = curbuf->b_ml.ml_line_count; 2106 if (topline < 1) 2107 topline = 1; 2108 2109 y = topline - curwin->w_topline; 2110 if (y > 0) 2111 scrollup(y, FALSE); 2112 else 2113 scrolldown(-y, FALSE); 2114 } 2115 2116 redraw_later(VALID); 2117 cursor_correct(); 2118 curwin->w_redr_status = TRUE; 2119 } 2120 2121 /* 2122 * do the horizontal scroll 2123 */ 2124 if (want_hor && curwin->w_leftcol != tgt_leftcol) 2125 { 2126 curwin->w_leftcol = tgt_leftcol; 2127 leftcol_changed(); 2128 } 2129 } 2130 } 2131 2132 /* 2133 * reset current-window 2134 */ 2135 VIsual_select = old_VIsual_select; 2136 VIsual_active = old_VIsual_active; 2137 curwin = old_curwin; 2138 curbuf = old_curbuf; 2139 } 2140 2141 /* 2142 * Command character that's ignored. 2143 * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use 2144 * xon/xoff. 2145 */ 2146 static void 2147 nv_ignore(cmdarg_T *cap) 2148 { 2149 cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */ 2150 } 2151 2152 /* 2153 * Command character that doesn't do anything, but unlike nv_ignore() does 2154 * start edit(). Used for "startinsert" executed while starting up. 2155 */ 2156 static void 2157 nv_nop(cmdarg_T *cap UNUSED) 2158 { 2159 } 2160 2161 /* 2162 * Command character doesn't exist. 2163 */ 2164 static void 2165 nv_error(cmdarg_T *cap) 2166 { 2167 clearopbeep(cap->oap); 2168 } 2169 2170 /* 2171 * <Help> and <F1> commands. 2172 */ 2173 static void 2174 nv_help(cmdarg_T *cap) 2175 { 2176 if (!checkclearopq(cap->oap)) 2177 ex_help(NULL); 2178 } 2179 2180 /* 2181 * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor. 2182 */ 2183 static void 2184 nv_addsub(cmdarg_T *cap) 2185 { 2186 #ifdef FEAT_JOB_CHANNEL 2187 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 2188 clearopbeep(cap->oap); 2189 else 2190 #endif 2191 if (!VIsual_active && cap->oap->op_type == OP_NOP) 2192 { 2193 prep_redo_cmd(cap); 2194 cap->oap->op_type = cap->cmdchar == Ctrl_A ? OP_NR_ADD : OP_NR_SUB; 2195 op_addsub(cap->oap, cap->count1, cap->arg); 2196 cap->oap->op_type = OP_NOP; 2197 } 2198 else if (VIsual_active) 2199 nv_operator(cap); 2200 else 2201 clearop(cap->oap); 2202 } 2203 2204 /* 2205 * CTRL-F, CTRL-B, etc: Scroll page up or down. 2206 */ 2207 static void 2208 nv_page(cmdarg_T *cap) 2209 { 2210 if (!checkclearop(cap->oap)) 2211 { 2212 if (mod_mask & MOD_MASK_CTRL) 2213 { 2214 /* <C-PageUp>: tab page back; <C-PageDown>: tab page forward */ 2215 if (cap->arg == BACKWARD) 2216 goto_tabpage(-(int)cap->count1); 2217 else 2218 goto_tabpage((int)cap->count0); 2219 } 2220 else 2221 (void)onepage(cap->arg, cap->count1); 2222 } 2223 } 2224 2225 /* 2226 * Implementation of "gd" and "gD" command. 2227 */ 2228 static void 2229 nv_gd( 2230 oparg_T *oap, 2231 int nchar, 2232 int thisblock) /* 1 for "1gd" and "1gD" */ 2233 { 2234 int len; 2235 char_u *ptr; 2236 2237 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0 2238 || find_decl(ptr, len, nchar == 'd', thisblock, SEARCH_START) 2239 == FAIL) 2240 clearopbeep(oap); 2241 #ifdef FEAT_FOLDING 2242 else if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP) 2243 foldOpenCursor(); 2244 #endif 2245 } 2246 2247 /* 2248 * Return TRUE if line[offset] is not inside a C-style comment or string, FALSE 2249 * otherwise. 2250 */ 2251 static int 2252 is_ident(char_u *line, int offset) 2253 { 2254 int i; 2255 int incomment = FALSE; 2256 int instring = 0; 2257 int prev = 0; 2258 2259 for (i = 0; i < offset && line[i] != NUL; i++) 2260 { 2261 if (instring != 0) 2262 { 2263 if (prev != '\\' && line[i] == instring) 2264 instring = 0; 2265 } 2266 else if ((line[i] == '"' || line[i] == '\'') && !incomment) 2267 { 2268 instring = line[i]; 2269 } 2270 else 2271 { 2272 if (incomment) 2273 { 2274 if (prev == '*' && line[i] == '/') 2275 incomment = FALSE; 2276 } 2277 else if (prev == '/' && line[i] == '*') 2278 { 2279 incomment = TRUE; 2280 } 2281 else if (prev == '/' && line[i] == '/') 2282 { 2283 return FALSE; 2284 } 2285 } 2286 2287 prev = line[i]; 2288 } 2289 2290 return incomment == FALSE && instring == 0; 2291 } 2292 2293 /* 2294 * Search for variable declaration of "ptr[len]". 2295 * When "locally" is TRUE in the current function ("gd"), otherwise in the 2296 * current file ("gD"). 2297 * When "thisblock" is TRUE check the {} block scope. 2298 * Return FAIL when not found. 2299 */ 2300 int 2301 find_decl( 2302 char_u *ptr, 2303 int len, 2304 int locally, 2305 int thisblock, 2306 int flags_arg) /* flags passed to searchit() */ 2307 { 2308 char_u *pat; 2309 pos_T old_pos; 2310 pos_T par_pos; 2311 pos_T found_pos; 2312 int t; 2313 int save_p_ws; 2314 int save_p_scs; 2315 int retval = OK; 2316 int incll; 2317 int searchflags = flags_arg; 2318 int valid; 2319 2320 if ((pat = alloc(len + 7)) == NULL) 2321 return FAIL; 2322 2323 /* Put "\V" before the pattern to avoid that the special meaning of "." 2324 * and "~" causes trouble. */ 2325 sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s", 2326 len, ptr); 2327 old_pos = curwin->w_cursor; 2328 save_p_ws = p_ws; 2329 save_p_scs = p_scs; 2330 p_ws = FALSE; /* don't wrap around end of file now */ 2331 p_scs = FALSE; /* don't switch ignorecase off now */ 2332 2333 /* 2334 * With "gD" go to line 1. 2335 * With "gd" Search back for the start of the current function, then go 2336 * back until a blank line. If this fails go to line 1. 2337 */ 2338 if (!locally || !findpar(&incll, BACKWARD, 1L, '{', FALSE)) 2339 { 2340 setpcmark(); /* Set in findpar() otherwise */ 2341 curwin->w_cursor.lnum = 1; 2342 par_pos = curwin->w_cursor; 2343 } 2344 else 2345 { 2346 par_pos = curwin->w_cursor; 2347 while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL) 2348 --curwin->w_cursor.lnum; 2349 } 2350 curwin->w_cursor.col = 0; 2351 2352 /* Search forward for the identifier, ignore comment lines. */ 2353 CLEAR_POS(&found_pos); 2354 for (;;) 2355 { 2356 t = searchit(curwin, curbuf, &curwin->w_cursor, NULL, FORWARD, 2357 pat, 1L, searchflags, RE_LAST, (linenr_T)0, NULL, NULL); 2358 if (curwin->w_cursor.lnum >= old_pos.lnum) 2359 t = FAIL; /* match after start is failure too */ 2360 2361 if (thisblock && t != FAIL) 2362 { 2363 pos_T *pos; 2364 2365 /* Check that the block the match is in doesn't end before the 2366 * position where we started the search from. */ 2367 if ((pos = findmatchlimit(NULL, '}', FM_FORWARD, 2368 (int)(old_pos.lnum - curwin->w_cursor.lnum + 1))) != NULL 2369 && pos->lnum < old_pos.lnum) 2370 { 2371 /* There can't be a useful match before the end of this block. 2372 * Skip to the end. */ 2373 curwin->w_cursor = *pos; 2374 continue; 2375 } 2376 } 2377 2378 if (t == FAIL) 2379 { 2380 /* If we previously found a valid position, use it. */ 2381 if (found_pos.lnum != 0) 2382 { 2383 curwin->w_cursor = found_pos; 2384 t = OK; 2385 } 2386 break; 2387 } 2388 if (get_leader_len(ml_get_curline(), NULL, FALSE, TRUE) > 0) 2389 { 2390 /* Ignore this line, continue at start of next line. */ 2391 ++curwin->w_cursor.lnum; 2392 curwin->w_cursor.col = 0; 2393 continue; 2394 } 2395 valid = is_ident(ml_get_curline(), curwin->w_cursor.col); 2396 2397 /* If the current position is not a valid identifier and a previous 2398 * match is present, favor that one instead. */ 2399 if (!valid && found_pos.lnum != 0) 2400 { 2401 curwin->w_cursor = found_pos; 2402 break; 2403 } 2404 2405 /* Global search: use first valid match found */ 2406 if (valid && !locally) 2407 break; 2408 if (valid && curwin->w_cursor.lnum >= par_pos.lnum) 2409 { 2410 /* If we previously found a valid position, use it. */ 2411 if (found_pos.lnum != 0) 2412 curwin->w_cursor = found_pos; 2413 break; 2414 } 2415 2416 /* For finding a local variable and the match is before the "{" or 2417 * inside a comment, continue searching. For K&R style function 2418 * declarations this skips the function header without types. */ 2419 if (!valid) 2420 CLEAR_POS(&found_pos); 2421 else 2422 found_pos = curwin->w_cursor; 2423 /* Remove SEARCH_START from flags to avoid getting stuck at one 2424 * position. */ 2425 searchflags &= ~SEARCH_START; 2426 } 2427 2428 if (t == FAIL) 2429 { 2430 retval = FAIL; 2431 curwin->w_cursor = old_pos; 2432 } 2433 else 2434 { 2435 curwin->w_set_curswant = TRUE; 2436 /* "n" searches forward now */ 2437 reset_search_dir(); 2438 } 2439 2440 vim_free(pat); 2441 p_ws = save_p_ws; 2442 p_scs = save_p_scs; 2443 2444 return retval; 2445 } 2446 2447 /* 2448 * Move 'dist' lines in direction 'dir', counting lines by *screen* 2449 * lines rather than lines in the file. 2450 * 'dist' must be positive. 2451 * 2452 * Return OK if able to move cursor, FAIL otherwise. 2453 */ 2454 static int 2455 nv_screengo(oparg_T *oap, int dir, long dist) 2456 { 2457 int linelen = linetabsize(ml_get_curline()); 2458 int retval = OK; 2459 int atend = FALSE; 2460 int n; 2461 int col_off1; /* margin offset for first screen line */ 2462 int col_off2; /* margin offset for wrapped screen line */ 2463 int width1; /* text width for first screen line */ 2464 int width2; /* test width for wrapped screen line */ 2465 2466 oap->motion_type = MCHAR; 2467 oap->inclusive = (curwin->w_curswant == MAXCOL); 2468 2469 col_off1 = curwin_col_off(); 2470 col_off2 = col_off1 - curwin_col_off2(); 2471 width1 = curwin->w_width - col_off1; 2472 width2 = curwin->w_width - col_off2; 2473 if (width2 == 0) 2474 width2 = 1; /* avoid divide by zero */ 2475 2476 if (curwin->w_width != 0) 2477 { 2478 /* 2479 * Instead of sticking at the last character of the buffer line we 2480 * try to stick in the last column of the screen. 2481 */ 2482 if (curwin->w_curswant == MAXCOL) 2483 { 2484 atend = TRUE; 2485 validate_virtcol(); 2486 if (width1 <= 0) 2487 curwin->w_curswant = 0; 2488 else 2489 { 2490 curwin->w_curswant = width1 - 1; 2491 if (curwin->w_virtcol > curwin->w_curswant) 2492 curwin->w_curswant += ((curwin->w_virtcol 2493 - curwin->w_curswant - 1) / width2 + 1) * width2; 2494 } 2495 } 2496 else 2497 { 2498 if (linelen > width1) 2499 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2500 else 2501 n = width1; 2502 if (curwin->w_curswant >= (colnr_T)n) 2503 curwin->w_curswant = n - 1; 2504 } 2505 2506 while (dist--) 2507 { 2508 if (dir == BACKWARD) 2509 { 2510 if ((long)curwin->w_curswant >= width1) 2511 // Move back within the line. This can give a negative value 2512 // for w_curswant if width1 < width2 (with cpoptions+=n), 2513 // which will get clipped to column 0. 2514 curwin->w_curswant -= width2; 2515 else 2516 { 2517 /* to previous line */ 2518 if (curwin->w_cursor.lnum == 1) 2519 { 2520 retval = FAIL; 2521 break; 2522 } 2523 --curwin->w_cursor.lnum; 2524 #ifdef FEAT_FOLDING 2525 /* Move to the start of a closed fold. Don't do that when 2526 * 'foldopen' contains "all": it will open in a moment. */ 2527 if (!(fdo_flags & FDO_ALL)) 2528 (void)hasFolding(curwin->w_cursor.lnum, 2529 &curwin->w_cursor.lnum, NULL); 2530 #endif 2531 linelen = linetabsize(ml_get_curline()); 2532 if (linelen > width1) 2533 curwin->w_curswant += (((linelen - width1 - 1) / width2) 2534 + 1) * width2; 2535 } 2536 } 2537 else /* dir == FORWARD */ 2538 { 2539 if (linelen > width1) 2540 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2541 else 2542 n = width1; 2543 if (curwin->w_curswant + width2 < (colnr_T)n) 2544 /* move forward within line */ 2545 curwin->w_curswant += width2; 2546 else 2547 { 2548 /* to next line */ 2549 #ifdef FEAT_FOLDING 2550 /* Move to the end of a closed fold. */ 2551 (void)hasFolding(curwin->w_cursor.lnum, NULL, 2552 &curwin->w_cursor.lnum); 2553 #endif 2554 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 2555 { 2556 retval = FAIL; 2557 break; 2558 } 2559 curwin->w_cursor.lnum++; 2560 curwin->w_curswant %= width2; 2561 // Check if the cursor has moved below the number display 2562 // when width1 < width2 (with cpoptions+=n). Subtract width2 2563 // to get a negative value for w_curswant, which will get 2564 // clipped to column 0. 2565 if (curwin->w_curswant >= width1) 2566 curwin->w_curswant -= width2; 2567 linelen = linetabsize(ml_get_curline()); 2568 } 2569 } 2570 } 2571 } 2572 2573 if (virtual_active() && atend) 2574 coladvance(MAXCOL); 2575 else 2576 coladvance(curwin->w_curswant); 2577 2578 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 2579 { 2580 colnr_T virtcol; 2581 2582 /* 2583 * Check for landing on a character that got split at the end of the 2584 * last line. We want to advance a screenline, not end up in the same 2585 * screenline or move two screenlines. 2586 */ 2587 validate_virtcol(); 2588 virtcol = curwin->w_virtcol; 2589 #if defined(FEAT_LINEBREAK) 2590 if (virtcol > (colnr_T)width1 && *p_sbr != NUL) 2591 virtcol -= vim_strsize(p_sbr); 2592 #endif 2593 2594 if (virtcol > curwin->w_curswant 2595 && (curwin->w_curswant < (colnr_T)width1 2596 ? (curwin->w_curswant > (colnr_T)width1 / 2) 2597 : ((curwin->w_curswant - width1) % width2 2598 > (colnr_T)width2 / 2))) 2599 --curwin->w_cursor.col; 2600 } 2601 2602 if (atend) 2603 curwin->w_curswant = MAXCOL; /* stick in the last column */ 2604 2605 return retval; 2606 } 2607 2608 /* 2609 * Handle CTRL-E and CTRL-Y commands: scroll a line up or down. 2610 * cap->arg must be TRUE for CTRL-E. 2611 */ 2612 void 2613 nv_scroll_line(cmdarg_T *cap) 2614 { 2615 if (!checkclearop(cap->oap)) 2616 scroll_redraw(cap->arg, cap->count1); 2617 } 2618 2619 /* 2620 * Scroll "count" lines up or down, and redraw. 2621 */ 2622 void 2623 scroll_redraw(int up, long count) 2624 { 2625 linenr_T prev_topline = curwin->w_topline; 2626 #ifdef FEAT_DIFF 2627 int prev_topfill = curwin->w_topfill; 2628 #endif 2629 linenr_T prev_lnum = curwin->w_cursor.lnum; 2630 2631 if (up) 2632 scrollup(count, TRUE); 2633 else 2634 scrolldown(count, TRUE); 2635 if (get_scrolloff_value()) 2636 { 2637 /* Adjust the cursor position for 'scrolloff'. Mark w_topline as 2638 * valid, otherwise the screen jumps back at the end of the file. */ 2639 cursor_correct(); 2640 check_cursor_moved(curwin); 2641 curwin->w_valid |= VALID_TOPLINE; 2642 2643 /* If moved back to where we were, at least move the cursor, otherwise 2644 * we get stuck at one position. Don't move the cursor up if the 2645 * first line of the buffer is already on the screen */ 2646 while (curwin->w_topline == prev_topline 2647 #ifdef FEAT_DIFF 2648 && curwin->w_topfill == prev_topfill 2649 #endif 2650 ) 2651 { 2652 if (up) 2653 { 2654 if (curwin->w_cursor.lnum > prev_lnum 2655 || cursor_down(1L, FALSE) == FAIL) 2656 break; 2657 } 2658 else 2659 { 2660 if (curwin->w_cursor.lnum < prev_lnum 2661 || prev_topline == 1L 2662 || cursor_up(1L, FALSE) == FAIL) 2663 break; 2664 } 2665 /* Mark w_topline as valid, otherwise the screen jumps back at the 2666 * end of the file. */ 2667 check_cursor_moved(curwin); 2668 curwin->w_valid |= VALID_TOPLINE; 2669 } 2670 } 2671 if (curwin->w_cursor.lnum != prev_lnum) 2672 coladvance(curwin->w_curswant); 2673 redraw_later(VALID); 2674 } 2675 2676 /* 2677 * Commands that start with "z". 2678 */ 2679 static void 2680 nv_zet(cmdarg_T *cap) 2681 { 2682 long n; 2683 colnr_T col; 2684 int nchar = cap->nchar; 2685 #ifdef FEAT_FOLDING 2686 long old_fdl = curwin->w_p_fdl; 2687 int old_fen = curwin->w_p_fen; 2688 #endif 2689 #ifdef FEAT_SPELL 2690 int undo = FALSE; 2691 #endif 2692 long siso = get_sidescrolloff_value(); 2693 2694 if (VIM_ISDIGIT(nchar)) 2695 { 2696 /* 2697 * "z123{nchar}": edit the count before obtaining {nchar} 2698 */ 2699 if (checkclearop(cap->oap)) 2700 return; 2701 n = nchar - '0'; 2702 for (;;) 2703 { 2704 #ifdef USE_ON_FLY_SCROLL 2705 dont_scroll = TRUE; /* disallow scrolling here */ 2706 #endif 2707 ++no_mapping; 2708 ++allow_keys; /* no mapping for nchar, but allow key codes */ 2709 nchar = plain_vgetc(); 2710 LANGMAP_ADJUST(nchar, TRUE); 2711 --no_mapping; 2712 --allow_keys; 2713 #ifdef FEAT_CMDL_INFO 2714 (void)add_to_showcmd(nchar); 2715 #endif 2716 if (nchar == K_DEL || nchar == K_KDEL) 2717 n /= 10; 2718 else if (VIM_ISDIGIT(nchar)) 2719 n = n * 10 + (nchar - '0'); 2720 else if (nchar == CAR) 2721 { 2722 #ifdef FEAT_GUI 2723 need_mouse_correct = TRUE; 2724 #endif 2725 win_setheight((int)n); 2726 break; 2727 } 2728 else if (nchar == 'l' 2729 || nchar == 'h' 2730 || nchar == K_LEFT 2731 || nchar == K_RIGHT) 2732 { 2733 cap->count1 = n ? n * cap->count1 : cap->count1; 2734 goto dozet; 2735 } 2736 else 2737 { 2738 clearopbeep(cap->oap); 2739 break; 2740 } 2741 } 2742 cap->oap->op_type = OP_NOP; 2743 return; 2744 } 2745 2746 dozet: 2747 if ( 2748 #ifdef FEAT_FOLDING 2749 /* "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc" 2750 * and "zC" only in Visual mode. "zj" and "zk" are motion 2751 * commands. */ 2752 cap->nchar != 'f' && cap->nchar != 'F' 2753 && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar)) 2754 && cap->nchar != 'j' && cap->nchar != 'k' 2755 && 2756 #endif 2757 checkclearop(cap->oap)) 2758 return; 2759 2760 /* 2761 * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb": 2762 * If line number given, set cursor. 2763 */ 2764 if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL) 2765 && cap->count0 2766 && cap->count0 != curwin->w_cursor.lnum) 2767 { 2768 setpcmark(); 2769 if (cap->count0 > curbuf->b_ml.ml_line_count) 2770 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2771 else 2772 curwin->w_cursor.lnum = cap->count0; 2773 check_cursor_col(); 2774 } 2775 2776 switch (nchar) 2777 { 2778 /* "z+", "z<CR>" and "zt": put cursor at top of screen */ 2779 case '+': 2780 if (cap->count0 == 0) 2781 { 2782 /* No count given: put cursor at the line below screen */ 2783 validate_botline(); /* make sure w_botline is valid */ 2784 if (curwin->w_botline > curbuf->b_ml.ml_line_count) 2785 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2786 else 2787 curwin->w_cursor.lnum = curwin->w_botline; 2788 } 2789 /* FALLTHROUGH */ 2790 case NL: 2791 case CAR: 2792 case K_KENTER: 2793 beginline(BL_WHITE | BL_FIX); 2794 /* FALLTHROUGH */ 2795 2796 case 't': scroll_cursor_top(0, TRUE); 2797 redraw_later(VALID); 2798 set_fraction(curwin); 2799 break; 2800 2801 /* "z." and "zz": put cursor in middle of screen */ 2802 case '.': beginline(BL_WHITE | BL_FIX); 2803 /* FALLTHROUGH */ 2804 2805 case 'z': scroll_cursor_halfway(TRUE); 2806 redraw_later(VALID); 2807 set_fraction(curwin); 2808 break; 2809 2810 /* "z^", "z-" and "zb": put cursor at bottom of screen */ 2811 case '^': /* Strange Vi behavior: <count>z^ finds line at top of window 2812 * when <count> is at bottom of window, and puts that one at 2813 * bottom of window. */ 2814 if (cap->count0 != 0) 2815 { 2816 scroll_cursor_bot(0, TRUE); 2817 curwin->w_cursor.lnum = curwin->w_topline; 2818 } 2819 else if (curwin->w_topline == 1) 2820 curwin->w_cursor.lnum = 1; 2821 else 2822 curwin->w_cursor.lnum = curwin->w_topline - 1; 2823 /* FALLTHROUGH */ 2824 case '-': 2825 beginline(BL_WHITE | BL_FIX); 2826 /* FALLTHROUGH */ 2827 2828 case 'b': scroll_cursor_bot(0, TRUE); 2829 redraw_later(VALID); 2830 set_fraction(curwin); 2831 break; 2832 2833 /* "zH" - scroll screen right half-page */ 2834 case 'H': 2835 cap->count1 *= curwin->w_width / 2; 2836 /* FALLTHROUGH */ 2837 2838 /* "zh" - scroll screen to the right */ 2839 case 'h': 2840 case K_LEFT: 2841 if (!curwin->w_p_wrap) 2842 { 2843 if ((colnr_T)cap->count1 > curwin->w_leftcol) 2844 curwin->w_leftcol = 0; 2845 else 2846 curwin->w_leftcol -= (colnr_T)cap->count1; 2847 leftcol_changed(); 2848 } 2849 break; 2850 2851 /* "zL" - scroll screen left half-page */ 2852 case 'L': cap->count1 *= curwin->w_width / 2; 2853 /* FALLTHROUGH */ 2854 2855 /* "zl" - scroll screen to the left */ 2856 case 'l': 2857 case K_RIGHT: 2858 if (!curwin->w_p_wrap) 2859 { 2860 /* scroll the window left */ 2861 curwin->w_leftcol += (colnr_T)cap->count1; 2862 leftcol_changed(); 2863 } 2864 break; 2865 2866 /* "zs" - scroll screen, cursor at the start */ 2867 case 's': if (!curwin->w_p_wrap) 2868 { 2869 #ifdef FEAT_FOLDING 2870 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2871 col = 0; /* like the cursor is in col 0 */ 2872 else 2873 #endif 2874 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL); 2875 if ((long)col > siso) 2876 col -= siso; 2877 else 2878 col = 0; 2879 if (curwin->w_leftcol != col) 2880 { 2881 curwin->w_leftcol = col; 2882 redraw_later(NOT_VALID); 2883 } 2884 } 2885 break; 2886 2887 /* "ze" - scroll screen, cursor at the end */ 2888 case 'e': if (!curwin->w_p_wrap) 2889 { 2890 #ifdef FEAT_FOLDING 2891 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2892 col = 0; /* like the cursor is in col 0 */ 2893 else 2894 #endif 2895 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col); 2896 n = curwin->w_width - curwin_col_off(); 2897 if ((long)col + siso < n) 2898 col = 0; 2899 else 2900 col = col + siso - n + 1; 2901 if (curwin->w_leftcol != col) 2902 { 2903 curwin->w_leftcol = col; 2904 redraw_later(NOT_VALID); 2905 } 2906 } 2907 break; 2908 2909 #ifdef FEAT_FOLDING 2910 /* "zF": create fold command */ 2911 /* "zf": create fold operator */ 2912 case 'F': 2913 case 'f': if (foldManualAllowed(TRUE)) 2914 { 2915 cap->nchar = 'f'; 2916 nv_operator(cap); 2917 curwin->w_p_fen = TRUE; 2918 2919 /* "zF" is like "zfzf" */ 2920 if (nchar == 'F' && cap->oap->op_type == OP_FOLD) 2921 { 2922 nv_operator(cap); 2923 finish_op = TRUE; 2924 } 2925 } 2926 else 2927 clearopbeep(cap->oap); 2928 break; 2929 2930 /* "zd": delete fold at cursor */ 2931 /* "zD": delete fold at cursor recursively */ 2932 case 'd': 2933 case 'D': if (foldManualAllowed(FALSE)) 2934 { 2935 if (VIsual_active) 2936 nv_operator(cap); 2937 else 2938 deleteFold(curwin->w_cursor.lnum, 2939 curwin->w_cursor.lnum, nchar == 'D', FALSE); 2940 } 2941 break; 2942 2943 /* "zE": erase all folds */ 2944 case 'E': if (foldmethodIsManual(curwin)) 2945 { 2946 clearFolding(curwin); 2947 changed_window_setting(); 2948 } 2949 else if (foldmethodIsMarker(curwin)) 2950 deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count, 2951 TRUE, FALSE); 2952 else 2953 emsg(_("E352: Cannot erase folds with current 'foldmethod'")); 2954 break; 2955 2956 /* "zn": fold none: reset 'foldenable' */ 2957 case 'n': curwin->w_p_fen = FALSE; 2958 break; 2959 2960 /* "zN": fold Normal: set 'foldenable' */ 2961 case 'N': curwin->w_p_fen = TRUE; 2962 break; 2963 2964 /* "zi": invert folding: toggle 'foldenable' */ 2965 case 'i': curwin->w_p_fen = !curwin->w_p_fen; 2966 break; 2967 2968 /* "za": open closed fold or close open fold at cursor */ 2969 case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2970 openFold(curwin->w_cursor.lnum, cap->count1); 2971 else 2972 { 2973 closeFold(curwin->w_cursor.lnum, cap->count1); 2974 curwin->w_p_fen = TRUE; 2975 } 2976 break; 2977 2978 /* "zA": open fold at cursor recursively */ 2979 case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2980 openFoldRecurse(curwin->w_cursor.lnum); 2981 else 2982 { 2983 closeFoldRecurse(curwin->w_cursor.lnum); 2984 curwin->w_p_fen = TRUE; 2985 } 2986 break; 2987 2988 /* "zo": open fold at cursor or Visual area */ 2989 case 'o': if (VIsual_active) 2990 nv_operator(cap); 2991 else 2992 openFold(curwin->w_cursor.lnum, cap->count1); 2993 break; 2994 2995 /* "zO": open fold recursively */ 2996 case 'O': if (VIsual_active) 2997 nv_operator(cap); 2998 else 2999 openFoldRecurse(curwin->w_cursor.lnum); 3000 break; 3001 3002 /* "zc": close fold at cursor or Visual area */ 3003 case 'c': if (VIsual_active) 3004 nv_operator(cap); 3005 else 3006 closeFold(curwin->w_cursor.lnum, cap->count1); 3007 curwin->w_p_fen = TRUE; 3008 break; 3009 3010 /* "zC": close fold recursively */ 3011 case 'C': if (VIsual_active) 3012 nv_operator(cap); 3013 else 3014 closeFoldRecurse(curwin->w_cursor.lnum); 3015 curwin->w_p_fen = TRUE; 3016 break; 3017 3018 /* "zv": open folds at the cursor */ 3019 case 'v': foldOpenCursor(); 3020 break; 3021 3022 /* "zx": re-apply 'foldlevel' and open folds at the cursor */ 3023 case 'x': curwin->w_p_fen = TRUE; 3024 curwin->w_foldinvalid = TRUE; /* recompute folds */ 3025 newFoldLevel(); /* update right now */ 3026 foldOpenCursor(); 3027 break; 3028 3029 /* "zX": undo manual opens/closes, re-apply 'foldlevel' */ 3030 case 'X': curwin->w_p_fen = TRUE; 3031 curwin->w_foldinvalid = TRUE; /* recompute folds */ 3032 old_fdl = -1; /* force an update */ 3033 break; 3034 3035 /* "zm": fold more */ 3036 case 'm': if (curwin->w_p_fdl > 0) 3037 { 3038 curwin->w_p_fdl -= cap->count1; 3039 if (curwin->w_p_fdl < 0) 3040 curwin->w_p_fdl = 0; 3041 } 3042 old_fdl = -1; /* force an update */ 3043 curwin->w_p_fen = TRUE; 3044 break; 3045 3046 /* "zM": close all folds */ 3047 case 'M': curwin->w_p_fdl = 0; 3048 old_fdl = -1; /* force an update */ 3049 curwin->w_p_fen = TRUE; 3050 break; 3051 3052 /* "zr": reduce folding */ 3053 case 'r': curwin->w_p_fdl += cap->count1; 3054 { 3055 int d = getDeepestNesting(); 3056 3057 if (curwin->w_p_fdl >= d) 3058 curwin->w_p_fdl = d; 3059 } 3060 break; 3061 3062 /* "zR": open all folds */ 3063 case 'R': curwin->w_p_fdl = getDeepestNesting(); 3064 old_fdl = -1; /* force an update */ 3065 break; 3066 3067 case 'j': /* "zj" move to next fold downwards */ 3068 case 'k': /* "zk" move to next fold upwards */ 3069 if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD, 3070 cap->count1) == FAIL) 3071 clearopbeep(cap->oap); 3072 break; 3073 3074 #endif /* FEAT_FOLDING */ 3075 3076 #ifdef FEAT_SPELL 3077 case 'u': /* "zug" and "zuw": undo "zg" and "zw" */ 3078 ++no_mapping; 3079 ++allow_keys; /* no mapping for nchar, but allow key codes */ 3080 nchar = plain_vgetc(); 3081 LANGMAP_ADJUST(nchar, TRUE); 3082 --no_mapping; 3083 --allow_keys; 3084 #ifdef FEAT_CMDL_INFO 3085 (void)add_to_showcmd(nchar); 3086 #endif 3087 if (vim_strchr((char_u *)"gGwW", nchar) == NULL) 3088 { 3089 clearopbeep(cap->oap); 3090 break; 3091 } 3092 undo = TRUE; 3093 /* FALLTHROUGH */ 3094 3095 case 'g': /* "zg": add good word to word list */ 3096 case 'w': /* "zw": add wrong word to word list */ 3097 case 'G': /* "zG": add good word to temp word list */ 3098 case 'W': /* "zW": add wrong word to temp word list */ 3099 { 3100 char_u *ptr = NULL; 3101 int len; 3102 3103 if (checkclearop(cap->oap)) 3104 break; 3105 if (VIsual_active && get_visual_text(cap, &ptr, &len) 3106 == FAIL) 3107 return; 3108 if (ptr == NULL) 3109 { 3110 pos_T pos = curwin->w_cursor; 3111 3112 /* Find bad word under the cursor. When 'spell' is 3113 * off this fails and find_ident_under_cursor() is 3114 * used below. */ 3115 emsg_off++; 3116 len = spell_move_to(curwin, FORWARD, TRUE, TRUE, NULL); 3117 emsg_off--; 3118 if (len != 0 && curwin->w_cursor.col <= pos.col) 3119 ptr = ml_get_pos(&curwin->w_cursor); 3120 curwin->w_cursor = pos; 3121 } 3122 3123 if (ptr == NULL && (len = find_ident_under_cursor(&ptr, 3124 FIND_IDENT)) == 0) 3125 return; 3126 spell_add_word(ptr, len, nchar == 'w' || nchar == 'W' 3127 ? SPELL_ADD_BAD : SPELL_ADD_GOOD, 3128 (nchar == 'G' || nchar == 'W') 3129 ? 0 : (int)cap->count1, 3130 undo); 3131 } 3132 break; 3133 3134 case '=': /* "z=": suggestions for a badly spelled word */ 3135 if (!checkclearop(cap->oap)) 3136 spell_suggest((int)cap->count0); 3137 break; 3138 #endif 3139 3140 default: clearopbeep(cap->oap); 3141 } 3142 3143 #ifdef FEAT_FOLDING 3144 /* Redraw when 'foldenable' changed */ 3145 if (old_fen != curwin->w_p_fen) 3146 { 3147 # ifdef FEAT_DIFF 3148 win_T *wp; 3149 3150 if (foldmethodIsDiff(curwin) && curwin->w_p_scb) 3151 { 3152 /* Adjust 'foldenable' in diff-synced windows. */ 3153 FOR_ALL_WINDOWS(wp) 3154 { 3155 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb) 3156 { 3157 wp->w_p_fen = curwin->w_p_fen; 3158 changed_window_setting_win(wp); 3159 } 3160 } 3161 } 3162 # endif 3163 changed_window_setting(); 3164 } 3165 3166 /* Redraw when 'foldlevel' changed. */ 3167 if (old_fdl != curwin->w_p_fdl) 3168 newFoldLevel(); 3169 #endif 3170 } 3171 3172 #ifdef FEAT_GUI 3173 /* 3174 * Vertical scrollbar movement. 3175 */ 3176 static void 3177 nv_ver_scrollbar(cmdarg_T *cap) 3178 { 3179 if (cap->oap->op_type != OP_NOP) 3180 clearopbeep(cap->oap); 3181 3182 /* Even if an operator was pending, we still want to scroll */ 3183 gui_do_scroll(); 3184 } 3185 3186 /* 3187 * Horizontal scrollbar movement. 3188 */ 3189 static void 3190 nv_hor_scrollbar(cmdarg_T *cap) 3191 { 3192 if (cap->oap->op_type != OP_NOP) 3193 clearopbeep(cap->oap); 3194 3195 /* Even if an operator was pending, we still want to scroll */ 3196 gui_do_horiz_scroll(scrollbar_value, FALSE); 3197 } 3198 #endif 3199 3200 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3201 /* 3202 * Click in GUI tab. 3203 */ 3204 static void 3205 nv_tabline(cmdarg_T *cap) 3206 { 3207 if (cap->oap->op_type != OP_NOP) 3208 clearopbeep(cap->oap); 3209 3210 /* Even if an operator was pending, we still want to jump tabs. */ 3211 goto_tabpage(current_tab); 3212 } 3213 3214 /* 3215 * Selected item in tab line menu. 3216 */ 3217 static void 3218 nv_tabmenu(cmdarg_T *cap) 3219 { 3220 if (cap->oap->op_type != OP_NOP) 3221 clearopbeep(cap->oap); 3222 3223 /* Even if an operator was pending, we still want to jump tabs. */ 3224 handle_tabmenu(); 3225 } 3226 3227 /* 3228 * Handle selecting an item of the GUI tab line menu. 3229 * Used in Normal and Insert mode. 3230 */ 3231 void 3232 handle_tabmenu(void) 3233 { 3234 switch (current_tabmenu) 3235 { 3236 case TABLINE_MENU_CLOSE: 3237 if (current_tab == 0) 3238 do_cmdline_cmd((char_u *)"tabclose"); 3239 else 3240 { 3241 vim_snprintf((char *)IObuff, IOSIZE, "tabclose %d", 3242 current_tab); 3243 do_cmdline_cmd(IObuff); 3244 } 3245 break; 3246 3247 case TABLINE_MENU_NEW: 3248 if (current_tab == 0) 3249 do_cmdline_cmd((char_u *)"$tabnew"); 3250 else 3251 { 3252 vim_snprintf((char *)IObuff, IOSIZE, "%dtabnew", 3253 current_tab - 1); 3254 do_cmdline_cmd(IObuff); 3255 } 3256 break; 3257 3258 case TABLINE_MENU_OPEN: 3259 if (current_tab == 0) 3260 do_cmdline_cmd((char_u *)"browse $tabnew"); 3261 else 3262 { 3263 vim_snprintf((char *)IObuff, IOSIZE, "browse %dtabnew", 3264 current_tab - 1); 3265 do_cmdline_cmd(IObuff); 3266 } 3267 break; 3268 } 3269 } 3270 #endif 3271 3272 /* 3273 * "Q" command. 3274 */ 3275 static void 3276 nv_exmode(cmdarg_T *cap) 3277 { 3278 /* 3279 * Ignore 'Q' in Visual mode, just give a beep. 3280 */ 3281 if (VIsual_active) 3282 vim_beep(BO_EX); 3283 else if (!checkclearop(cap->oap)) 3284 do_exmode(FALSE); 3285 } 3286 3287 /* 3288 * Handle a ":" command. 3289 */ 3290 static void 3291 nv_colon(cmdarg_T *cap) 3292 { 3293 int old_p_im; 3294 int cmd_result; 3295 3296 if (VIsual_active) 3297 nv_operator(cap); 3298 else 3299 { 3300 if (cap->oap->op_type != OP_NOP) 3301 { 3302 /* Using ":" as a movement is characterwise exclusive. */ 3303 cap->oap->motion_type = MCHAR; 3304 cap->oap->inclusive = FALSE; 3305 } 3306 else if (cap->count0) 3307 { 3308 /* translate "count:" into ":.,.+(count - 1)" */ 3309 stuffcharReadbuff('.'); 3310 if (cap->count0 > 1) 3311 { 3312 stuffReadbuff((char_u *)",.+"); 3313 stuffnumReadbuff((long)cap->count0 - 1L); 3314 } 3315 } 3316 3317 /* When typing, don't type below an old message */ 3318 if (KeyTyped) 3319 compute_cmdrow(); 3320 3321 old_p_im = p_im; 3322 3323 /* get a command line and execute it */ 3324 cmd_result = do_cmdline(NULL, getexline, NULL, 3325 cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0); 3326 3327 /* If 'insertmode' changed, enter or exit Insert mode */ 3328 if (p_im != old_p_im) 3329 { 3330 if (p_im) 3331 restart_edit = 'i'; 3332 else 3333 restart_edit = 0; 3334 } 3335 3336 if (cmd_result == FAIL) 3337 /* The Ex command failed, do not execute the operator. */ 3338 clearop(cap->oap); 3339 else if (cap->oap->op_type != OP_NOP 3340 && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count 3341 || cap->oap->start.col > 3342 (colnr_T)STRLEN(ml_get(cap->oap->start.lnum)) 3343 || did_emsg 3344 )) 3345 /* The start of the operator has become invalid by the Ex command. 3346 */ 3347 clearopbeep(cap->oap); 3348 } 3349 } 3350 3351 /* 3352 * Handle CTRL-G command. 3353 */ 3354 static void 3355 nv_ctrlg(cmdarg_T *cap) 3356 { 3357 if (VIsual_active) /* toggle Selection/Visual mode */ 3358 { 3359 VIsual_select = !VIsual_select; 3360 showmode(); 3361 } 3362 else if (!checkclearop(cap->oap)) 3363 /* print full name if count given or :cd used */ 3364 fileinfo((int)cap->count0, FALSE, TRUE); 3365 } 3366 3367 /* 3368 * Handle CTRL-H <Backspace> command. 3369 */ 3370 static void 3371 nv_ctrlh(cmdarg_T *cap) 3372 { 3373 if (VIsual_active && VIsual_select) 3374 { 3375 cap->cmdchar = 'x'; /* BS key behaves like 'x' in Select mode */ 3376 v_visop(cap); 3377 } 3378 else 3379 nv_left(cap); 3380 } 3381 3382 /* 3383 * CTRL-L: clear screen and redraw. 3384 */ 3385 static void 3386 nv_clear(cmdarg_T *cap) 3387 { 3388 if (!checkclearop(cap->oap)) 3389 { 3390 #if defined(__BEOS__) && !USE_THREAD_FOR_INPUT_WITH_TIMEOUT 3391 /* 3392 * Right now, the BeBox doesn't seem to have an easy way to detect 3393 * window resizing, so we cheat and make the user detect it 3394 * manually with CTRL-L instead 3395 */ 3396 ui_get_shellsize(); 3397 #endif 3398 #ifdef FEAT_SYN_HL 3399 /* Clear all syntax states to force resyncing. */ 3400 syn_stack_free_all(curwin->w_s); 3401 # ifdef FEAT_RELTIME 3402 { 3403 win_T *wp; 3404 3405 FOR_ALL_WINDOWS(wp) 3406 wp->w_s->b_syn_slow = FALSE; 3407 } 3408 # endif 3409 #endif 3410 redraw_later(CLEAR); 3411 #if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL)) 3412 # ifdef VIMDLL 3413 if (!gui.in_use) 3414 # endif 3415 resize_console_buf(); 3416 #endif 3417 } 3418 } 3419 3420 /* 3421 * CTRL-O: In Select mode: switch to Visual mode for one command. 3422 * Otherwise: Go to older pcmark. 3423 */ 3424 static void 3425 nv_ctrlo(cmdarg_T *cap) 3426 { 3427 if (VIsual_active && VIsual_select) 3428 { 3429 VIsual_select = FALSE; 3430 showmode(); 3431 restart_VIsual_select = 2; /* restart Select mode later */ 3432 } 3433 else 3434 { 3435 cap->count1 = -cap->count1; 3436 nv_pcmark(cap); 3437 } 3438 } 3439 3440 /* 3441 * CTRL-^ command, short for ":e #". Works even when the alternate buffer is 3442 * not named. 3443 */ 3444 static void 3445 nv_hat(cmdarg_T *cap) 3446 { 3447 if (!checkclearopq(cap->oap)) 3448 (void)buflist_getfile((int)cap->count0, (linenr_T)0, 3449 GETF_SETMARK|GETF_ALT, FALSE); 3450 } 3451 3452 /* 3453 * "Z" commands. 3454 */ 3455 static void 3456 nv_Zet(cmdarg_T *cap) 3457 { 3458 if (!checkclearopq(cap->oap)) 3459 { 3460 switch (cap->nchar) 3461 { 3462 /* "ZZ": equivalent to ":x". */ 3463 case 'Z': do_cmdline_cmd((char_u *)"x"); 3464 break; 3465 3466 /* "ZQ": equivalent to ":q!" (Elvis compatible). */ 3467 case 'Q': do_cmdline_cmd((char_u *)"q!"); 3468 break; 3469 3470 default: clearopbeep(cap->oap); 3471 } 3472 } 3473 } 3474 3475 /* 3476 * Call nv_ident() as if "c1" was used, with "c2" as next character. 3477 */ 3478 void 3479 do_nv_ident(int c1, int c2) 3480 { 3481 oparg_T oa; 3482 cmdarg_T ca; 3483 3484 clear_oparg(&oa); 3485 vim_memset(&ca, 0, sizeof(ca)); 3486 ca.oap = &oa; 3487 ca.cmdchar = c1; 3488 ca.nchar = c2; 3489 nv_ident(&ca); 3490 } 3491 3492 /* 3493 * Handle the commands that use the word under the cursor. 3494 * [g] CTRL-] :ta to current identifier 3495 * [g] 'K' run program for current identifier 3496 * [g] '*' / to current identifier or string 3497 * [g] '#' ? to current identifier or string 3498 * g ']' :tselect for current identifier 3499 */ 3500 static void 3501 nv_ident(cmdarg_T *cap) 3502 { 3503 char_u *ptr = NULL; 3504 char_u *buf; 3505 unsigned buflen; 3506 char_u *newbuf; 3507 char_u *p; 3508 char_u *kp; /* value of 'keywordprg' */ 3509 int kp_help; /* 'keywordprg' is ":he" */ 3510 int kp_ex; /* 'keywordprg' starts with ":" */ 3511 int n = 0; /* init for GCC */ 3512 int cmdchar; 3513 int g_cmd; /* "g" command */ 3514 int tag_cmd = FALSE; 3515 char_u *aux_ptr; 3516 int isman; 3517 int isman_s; 3518 3519 if (cap->cmdchar == 'g') /* "g*", "g#", "g]" and "gCTRL-]" */ 3520 { 3521 cmdchar = cap->nchar; 3522 g_cmd = TRUE; 3523 } 3524 else 3525 { 3526 cmdchar = cap->cmdchar; 3527 g_cmd = FALSE; 3528 } 3529 3530 if (cmdchar == POUND) /* the pound sign, '#' for English keyboards */ 3531 cmdchar = '#'; 3532 3533 /* 3534 * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode. 3535 */ 3536 if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K') 3537 { 3538 if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL) 3539 return; 3540 if (checkclearopq(cap->oap)) 3541 return; 3542 } 3543 3544 if (ptr == NULL && (n = find_ident_under_cursor(&ptr, 3545 (cmdchar == '*' || cmdchar == '#') 3546 ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0) 3547 { 3548 clearop(cap->oap); 3549 return; 3550 } 3551 3552 /* Allocate buffer to put the command in. Inserting backslashes can 3553 * double the length of the word. p_kp / curbuf->b_p_kp could be added 3554 * and some numbers. */ 3555 kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp); 3556 kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0 3557 || STRCMP(kp, ":help") == 0); 3558 if (kp_help && *skipwhite(ptr) == NUL) 3559 { 3560 emsg(_(e_noident)); /* found white space only */ 3561 return; 3562 } 3563 kp_ex = (*kp == ':'); 3564 buflen = (unsigned)(n * 2 + 30 + STRLEN(kp)); 3565 buf = alloc(buflen); 3566 if (buf == NULL) 3567 return; 3568 buf[0] = NUL; 3569 3570 switch (cmdchar) 3571 { 3572 case '*': 3573 case '#': 3574 /* 3575 * Put cursor at start of word, makes search skip the word 3576 * under the cursor. 3577 * Call setpcmark() first, so "*``" puts the cursor back where 3578 * it was. 3579 */ 3580 setpcmark(); 3581 curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline()); 3582 3583 if (!g_cmd && vim_iswordp(ptr)) 3584 STRCPY(buf, "\\<"); 3585 no_smartcase = TRUE; /* don't use 'smartcase' now */ 3586 break; 3587 3588 case 'K': 3589 if (kp_help) 3590 STRCPY(buf, "he! "); 3591 else if (kp_ex) 3592 { 3593 if (cap->count0 != 0) 3594 vim_snprintf((char *)buf, buflen, "%s %ld", 3595 kp, cap->count0); 3596 else 3597 STRCPY(buf, kp); 3598 STRCAT(buf, " "); 3599 } 3600 else 3601 { 3602 /* An external command will probably use an argument starting 3603 * with "-" as an option. To avoid trouble we skip the "-". */ 3604 while (*ptr == '-' && n > 0) 3605 { 3606 ++ptr; 3607 --n; 3608 } 3609 if (n == 0) 3610 { 3611 emsg(_(e_noident)); /* found dashes only */ 3612 vim_free(buf); 3613 return; 3614 } 3615 3616 /* When a count is given, turn it into a range. Is this 3617 * really what we want? */ 3618 isman = (STRCMP(kp, "man") == 0); 3619 isman_s = (STRCMP(kp, "man -s") == 0); 3620 if (cap->count0 != 0 && !(isman || isman_s)) 3621 sprintf((char *)buf, ".,.+%ld", cap->count0 - 1); 3622 3623 STRCAT(buf, "! "); 3624 if (cap->count0 == 0 && isman_s) 3625 STRCAT(buf, "man"); 3626 else 3627 STRCAT(buf, kp); 3628 STRCAT(buf, " "); 3629 if (cap->count0 != 0 && (isman || isman_s)) 3630 { 3631 sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0); 3632 STRCAT(buf, " "); 3633 } 3634 } 3635 break; 3636 3637 case ']': 3638 tag_cmd = TRUE; 3639 #ifdef FEAT_CSCOPE 3640 if (p_cst) 3641 STRCPY(buf, "cstag "); 3642 else 3643 #endif 3644 STRCPY(buf, "ts "); 3645 break; 3646 3647 default: 3648 tag_cmd = TRUE; 3649 if (curbuf->b_help) 3650 STRCPY(buf, "he! "); 3651 else 3652 { 3653 if (g_cmd) 3654 STRCPY(buf, "tj "); 3655 else 3656 sprintf((char *)buf, "%ldta ", cap->count0); 3657 } 3658 } 3659 3660 /* 3661 * Now grab the chars in the identifier 3662 */ 3663 if (cmdchar == 'K' && !kp_help) 3664 { 3665 ptr = vim_strnsave(ptr, n); 3666 if (kp_ex) 3667 /* Escape the argument properly for an Ex command */ 3668 p = vim_strsave_fnameescape(ptr, FALSE); 3669 else 3670 /* Escape the argument properly for a shell command */ 3671 p = vim_strsave_shellescape(ptr, TRUE, TRUE); 3672 vim_free(ptr); 3673 if (p == NULL) 3674 { 3675 vim_free(buf); 3676 return; 3677 } 3678 newbuf = vim_realloc(buf, STRLEN(buf) + STRLEN(p) + 1); 3679 if (newbuf == NULL) 3680 { 3681 vim_free(buf); 3682 vim_free(p); 3683 return; 3684 } 3685 buf = newbuf; 3686 STRCAT(buf, p); 3687 vim_free(p); 3688 } 3689 else 3690 { 3691 if (cmdchar == '*') 3692 aux_ptr = (char_u *)(p_magic ? "/.*~[^$\\" : "/^$\\"); 3693 else if (cmdchar == '#') 3694 aux_ptr = (char_u *)(p_magic ? "/?.*~[^$\\" : "/?^$\\"); 3695 else if (tag_cmd) 3696 { 3697 if (curbuf->b_help) 3698 /* ":help" handles unescaped argument */ 3699 aux_ptr = (char_u *)""; 3700 else 3701 aux_ptr = (char_u *)"\\|\"\n["; 3702 } 3703 else 3704 aux_ptr = (char_u *)"\\|\"\n*?["; 3705 3706 p = buf + STRLEN(buf); 3707 while (n-- > 0) 3708 { 3709 /* put a backslash before \ and some others */ 3710 if (vim_strchr(aux_ptr, *ptr) != NULL) 3711 *p++ = '\\'; 3712 /* When current byte is a part of multibyte character, copy all 3713 * bytes of that character. */ 3714 if (has_mbyte) 3715 { 3716 int i; 3717 int len = (*mb_ptr2len)(ptr) - 1; 3718 3719 for (i = 0; i < len && n >= 1; ++i, --n) 3720 *p++ = *ptr++; 3721 } 3722 *p++ = *ptr++; 3723 } 3724 *p = NUL; 3725 } 3726 3727 /* 3728 * Execute the command. 3729 */ 3730 if (cmdchar == '*' || cmdchar == '#') 3731 { 3732 if (!g_cmd && (has_mbyte 3733 ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) 3734 : vim_iswordc(ptr[-1]))) 3735 STRCAT(buf, "\\>"); 3736 3737 // put pattern in search history 3738 init_history(); 3739 add_to_history(HIST_SEARCH, buf, TRUE, NUL); 3740 3741 (void)normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0); 3742 } 3743 else 3744 { 3745 g_tag_at_cursor = TRUE; 3746 do_cmdline_cmd(buf); 3747 g_tag_at_cursor = FALSE; 3748 } 3749 3750 vim_free(buf); 3751 } 3752 3753 /* 3754 * Get visually selected text, within one line only. 3755 * Returns FAIL if more than one line selected. 3756 */ 3757 int 3758 get_visual_text( 3759 cmdarg_T *cap, 3760 char_u **pp, /* return: start of selected text */ 3761 int *lenp) /* return: length of selected text */ 3762 { 3763 if (VIsual_mode != 'V') 3764 unadjust_for_sel(); 3765 if (VIsual.lnum != curwin->w_cursor.lnum) 3766 { 3767 if (cap != NULL) 3768 clearopbeep(cap->oap); 3769 return FAIL; 3770 } 3771 if (VIsual_mode == 'V') 3772 { 3773 *pp = ml_get_curline(); 3774 *lenp = (int)STRLEN(*pp); 3775 } 3776 else 3777 { 3778 if (LT_POS(curwin->w_cursor, VIsual)) 3779 { 3780 *pp = ml_get_pos(&curwin->w_cursor); 3781 *lenp = VIsual.col - curwin->w_cursor.col + 1; 3782 } 3783 else 3784 { 3785 *pp = ml_get_pos(&VIsual); 3786 *lenp = curwin->w_cursor.col - VIsual.col + 1; 3787 } 3788 if (has_mbyte) 3789 /* Correct the length to include the whole last character. */ 3790 *lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1; 3791 } 3792 reset_VIsual_and_resel(); 3793 return OK; 3794 } 3795 3796 /* 3797 * CTRL-T: backwards in tag stack 3798 */ 3799 static void 3800 nv_tagpop(cmdarg_T *cap) 3801 { 3802 if (!checkclearopq(cap->oap)) 3803 do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE); 3804 } 3805 3806 /* 3807 * Handle scrolling command 'H', 'L' and 'M'. 3808 */ 3809 static void 3810 nv_scroll(cmdarg_T *cap) 3811 { 3812 int used = 0; 3813 long n; 3814 #ifdef FEAT_FOLDING 3815 linenr_T lnum; 3816 #endif 3817 int half; 3818 3819 cap->oap->motion_type = MLINE; 3820 setpcmark(); 3821 3822 if (cap->cmdchar == 'L') 3823 { 3824 validate_botline(); /* make sure curwin->w_botline is valid */ 3825 curwin->w_cursor.lnum = curwin->w_botline - 1; 3826 if (cap->count1 - 1 >= curwin->w_cursor.lnum) 3827 curwin->w_cursor.lnum = 1; 3828 else 3829 { 3830 #ifdef FEAT_FOLDING 3831 if (hasAnyFolding(curwin)) 3832 { 3833 /* Count a fold for one screen line. */ 3834 for (n = cap->count1 - 1; n > 0 3835 && curwin->w_cursor.lnum > curwin->w_topline; --n) 3836 { 3837 (void)hasFolding(curwin->w_cursor.lnum, 3838 &curwin->w_cursor.lnum, NULL); 3839 --curwin->w_cursor.lnum; 3840 } 3841 } 3842 else 3843 #endif 3844 curwin->w_cursor.lnum -= cap->count1 - 1; 3845 } 3846 } 3847 else 3848 { 3849 if (cap->cmdchar == 'M') 3850 { 3851 #ifdef FEAT_DIFF 3852 /* Don't count filler lines above the window. */ 3853 used -= diff_check_fill(curwin, curwin->w_topline) 3854 - curwin->w_topfill; 3855 #endif 3856 validate_botline(); /* make sure w_empty_rows is valid */ 3857 half = (curwin->w_height - curwin->w_empty_rows + 1) / 2; 3858 for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n) 3859 { 3860 #ifdef FEAT_DIFF 3861 /* Count half he number of filler lines to be "below this 3862 * line" and half to be "above the next line". */ 3863 if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline 3864 + n) / 2 >= half) 3865 { 3866 --n; 3867 break; 3868 } 3869 #endif 3870 used += plines(curwin->w_topline + n); 3871 if (used >= half) 3872 break; 3873 #ifdef FEAT_FOLDING 3874 if (hasFolding(curwin->w_topline + n, NULL, &lnum)) 3875 n = lnum - curwin->w_topline; 3876 #endif 3877 } 3878 if (n > 0 && used > curwin->w_height) 3879 --n; 3880 } 3881 else /* (cap->cmdchar == 'H') */ 3882 { 3883 n = cap->count1 - 1; 3884 #ifdef FEAT_FOLDING 3885 if (hasAnyFolding(curwin)) 3886 { 3887 /* Count a fold for one screen line. */ 3888 lnum = curwin->w_topline; 3889 while (n-- > 0 && lnum < curwin->w_botline - 1) 3890 { 3891 (void)hasFolding(lnum, NULL, &lnum); 3892 ++lnum; 3893 } 3894 n = lnum - curwin->w_topline; 3895 } 3896 #endif 3897 } 3898 curwin->w_cursor.lnum = curwin->w_topline + n; 3899 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 3900 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 3901 } 3902 3903 /* Correct for 'so', except when an operator is pending. */ 3904 if (cap->oap->op_type == OP_NOP) 3905 cursor_correct(); 3906 beginline(BL_SOL | BL_FIX); 3907 } 3908 3909 /* 3910 * Cursor right commands. 3911 */ 3912 static void 3913 nv_right(cmdarg_T *cap) 3914 { 3915 long n; 3916 int past_line; 3917 3918 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 3919 { 3920 /* <C-Right> and <S-Right> move a word or WORD right */ 3921 if (mod_mask & MOD_MASK_CTRL) 3922 cap->arg = TRUE; 3923 nv_wordcmd(cap); 3924 return; 3925 } 3926 3927 cap->oap->motion_type = MCHAR; 3928 cap->oap->inclusive = FALSE; 3929 past_line = (VIsual_active && *p_sel != 'o'); 3930 3931 /* 3932 * In virtual edit mode, there's no such thing as "past_line", as lines 3933 * are (theoretically) infinitely long. 3934 */ 3935 if (virtual_active()) 3936 past_line = 0; 3937 3938 for (n = cap->count1; n > 0; --n) 3939 { 3940 if ((!past_line && oneright() == FAIL) 3941 || (past_line && *ml_get_cursor() == NUL) 3942 ) 3943 { 3944 /* 3945 * <Space> wraps to next line if 'whichwrap' has 's'. 3946 * 'l' wraps to next line if 'whichwrap' has 'l'. 3947 * CURS_RIGHT wraps to next line if 'whichwrap' has '>'. 3948 */ 3949 if ( ((cap->cmdchar == ' ' 3950 && vim_strchr(p_ww, 's') != NULL) 3951 || (cap->cmdchar == 'l' 3952 && vim_strchr(p_ww, 'l') != NULL) 3953 || (cap->cmdchar == K_RIGHT 3954 && vim_strchr(p_ww, '>') != NULL)) 3955 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 3956 { 3957 /* When deleting we also count the NL as a character. 3958 * Set cap->oap->inclusive when last char in the line is 3959 * included, move to next line after that */ 3960 if ( cap->oap->op_type != OP_NOP 3961 && !cap->oap->inclusive 3962 && !LINEEMPTY(curwin->w_cursor.lnum)) 3963 cap->oap->inclusive = TRUE; 3964 else 3965 { 3966 ++curwin->w_cursor.lnum; 3967 curwin->w_cursor.col = 0; 3968 curwin->w_cursor.coladd = 0; 3969 curwin->w_set_curswant = TRUE; 3970 cap->oap->inclusive = FALSE; 3971 } 3972 continue; 3973 } 3974 if (cap->oap->op_type == OP_NOP) 3975 { 3976 /* Only beep and flush if not moved at all */ 3977 if (n == cap->count1) 3978 beep_flush(); 3979 } 3980 else 3981 { 3982 if (!LINEEMPTY(curwin->w_cursor.lnum)) 3983 cap->oap->inclusive = TRUE; 3984 } 3985 break; 3986 } 3987 else if (past_line) 3988 { 3989 curwin->w_set_curswant = TRUE; 3990 if (virtual_active()) 3991 oneright(); 3992 else 3993 { 3994 if (has_mbyte) 3995 curwin->w_cursor.col += (*mb_ptr2len)(ml_get_cursor()); 3996 else 3997 ++curwin->w_cursor.col; 3998 } 3999 } 4000 } 4001 #ifdef FEAT_FOLDING 4002 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4003 && cap->oap->op_type == OP_NOP) 4004 foldOpenCursor(); 4005 #endif 4006 } 4007 4008 /* 4009 * Cursor left commands. 4010 * 4011 * Returns TRUE when operator end should not be adjusted. 4012 */ 4013 static void 4014 nv_left(cmdarg_T *cap) 4015 { 4016 long n; 4017 4018 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 4019 { 4020 /* <C-Left> and <S-Left> move a word or WORD left */ 4021 if (mod_mask & MOD_MASK_CTRL) 4022 cap->arg = 1; 4023 nv_bck_word(cap); 4024 return; 4025 } 4026 4027 cap->oap->motion_type = MCHAR; 4028 cap->oap->inclusive = FALSE; 4029 for (n = cap->count1; n > 0; --n) 4030 { 4031 if (oneleft() == FAIL) 4032 { 4033 /* <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'. 4034 * 'h' wraps to previous line if 'whichwrap' has 'h'. 4035 * CURS_LEFT wraps to previous line if 'whichwrap' has '<'. 4036 */ 4037 if ( (((cap->cmdchar == K_BS 4038 || cap->cmdchar == Ctrl_H) 4039 && vim_strchr(p_ww, 'b') != NULL) 4040 || (cap->cmdchar == 'h' 4041 && vim_strchr(p_ww, 'h') != NULL) 4042 || (cap->cmdchar == K_LEFT 4043 && vim_strchr(p_ww, '<') != NULL)) 4044 && curwin->w_cursor.lnum > 1) 4045 { 4046 --(curwin->w_cursor.lnum); 4047 coladvance((colnr_T)MAXCOL); 4048 curwin->w_set_curswant = TRUE; 4049 4050 /* When the NL before the first char has to be deleted we 4051 * put the cursor on the NUL after the previous line. 4052 * This is a very special case, be careful! 4053 * Don't adjust op_end now, otherwise it won't work. */ 4054 if ( (cap->oap->op_type == OP_DELETE 4055 || cap->oap->op_type == OP_CHANGE) 4056 && !LINEEMPTY(curwin->w_cursor.lnum)) 4057 { 4058 char_u *cp = ml_get_cursor(); 4059 4060 if (*cp != NUL) 4061 { 4062 if (has_mbyte) 4063 curwin->w_cursor.col += (*mb_ptr2len)(cp); 4064 else 4065 ++curwin->w_cursor.col; 4066 } 4067 cap->retval |= CA_NO_ADJ_OP_END; 4068 } 4069 continue; 4070 } 4071 /* Only beep and flush if not moved at all */ 4072 else if (cap->oap->op_type == OP_NOP && n == cap->count1) 4073 beep_flush(); 4074 break; 4075 } 4076 } 4077 #ifdef FEAT_FOLDING 4078 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4079 && cap->oap->op_type == OP_NOP) 4080 foldOpenCursor(); 4081 #endif 4082 } 4083 4084 /* 4085 * Cursor up commands. 4086 * cap->arg is TRUE for "-": Move cursor to first non-blank. 4087 */ 4088 static void 4089 nv_up(cmdarg_T *cap) 4090 { 4091 if (mod_mask & MOD_MASK_SHIFT) 4092 { 4093 /* <S-Up> is page up */ 4094 cap->arg = BACKWARD; 4095 nv_page(cap); 4096 } 4097 else 4098 { 4099 cap->oap->motion_type = MLINE; 4100 if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4101 clearopbeep(cap->oap); 4102 else if (cap->arg) 4103 beginline(BL_WHITE | BL_FIX); 4104 } 4105 } 4106 4107 /* 4108 * Cursor down commands. 4109 * cap->arg is TRUE for CR and "+": Move cursor to first non-blank. 4110 */ 4111 static void 4112 nv_down(cmdarg_T *cap) 4113 { 4114 if (mod_mask & MOD_MASK_SHIFT) 4115 { 4116 /* <S-Down> is page down */ 4117 cap->arg = FORWARD; 4118 nv_page(cap); 4119 } 4120 #if defined(FEAT_QUICKFIX) 4121 /* Quickfix window only: view the result under the cursor. */ 4122 else if (bt_quickfix(curbuf) && cap->cmdchar == CAR) 4123 qf_view_result(FALSE); 4124 #endif 4125 else 4126 { 4127 #ifdef FEAT_CMDWIN 4128 /* In the cmdline window a <CR> executes the command. */ 4129 if (cmdwin_type != 0 && cap->cmdchar == CAR) 4130 cmdwin_result = CAR; 4131 else 4132 #endif 4133 #ifdef FEAT_JOB_CHANNEL 4134 /* In a prompt buffer a <CR> in the last line invokes the callback. */ 4135 if (bt_prompt(curbuf) && cap->cmdchar == CAR 4136 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 4137 { 4138 invoke_prompt_callback(); 4139 if (restart_edit == 0) 4140 restart_edit = 'a'; 4141 } 4142 else 4143 #endif 4144 { 4145 cap->oap->motion_type = MLINE; 4146 if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4147 clearopbeep(cap->oap); 4148 else if (cap->arg) 4149 beginline(BL_WHITE | BL_FIX); 4150 } 4151 } 4152 } 4153 4154 #ifdef FEAT_SEARCHPATH 4155 /* 4156 * Grab the file name under the cursor and edit it. 4157 */ 4158 static void 4159 nv_gotofile(cmdarg_T *cap) 4160 { 4161 char_u *ptr; 4162 linenr_T lnum = -1; 4163 4164 if (text_locked()) 4165 { 4166 clearopbeep(cap->oap); 4167 text_locked_msg(); 4168 return; 4169 } 4170 if (curbuf_locked()) 4171 { 4172 clearop(cap->oap); 4173 return; 4174 } 4175 4176 ptr = grab_file_name(cap->count1, &lnum); 4177 4178 if (ptr != NULL) 4179 { 4180 /* do autowrite if necessary */ 4181 if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !buf_hide(curbuf)) 4182 (void)autowrite(curbuf, FALSE); 4183 setpcmark(); 4184 if (do_ecmd(0, ptr, NULL, NULL, ECMD_LAST, 4185 buf_hide(curbuf) ? ECMD_HIDE : 0, curwin) == OK 4186 && cap->nchar == 'F' && lnum >= 0) 4187 { 4188 curwin->w_cursor.lnum = lnum; 4189 check_cursor_lnum(); 4190 beginline(BL_SOL | BL_FIX); 4191 } 4192 vim_free(ptr); 4193 } 4194 else 4195 clearop(cap->oap); 4196 } 4197 #endif 4198 4199 /* 4200 * <End> command: to end of current line or last line. 4201 */ 4202 static void 4203 nv_end(cmdarg_T *cap) 4204 { 4205 if (cap->arg || (mod_mask & MOD_MASK_CTRL)) /* CTRL-END = goto last line */ 4206 { 4207 cap->arg = TRUE; 4208 nv_goto(cap); 4209 cap->count1 = 1; /* to end of current line */ 4210 } 4211 nv_dollar(cap); 4212 } 4213 4214 /* 4215 * Handle the "$" command. 4216 */ 4217 static void 4218 nv_dollar(cmdarg_T *cap) 4219 { 4220 cap->oap->motion_type = MCHAR; 4221 cap->oap->inclusive = TRUE; 4222 /* In virtual mode when off the edge of a line and an operator 4223 * is pending (whew!) keep the cursor where it is. 4224 * Otherwise, send it to the end of the line. */ 4225 if (!virtual_active() || gchar_cursor() != NUL 4226 || cap->oap->op_type == OP_NOP) 4227 curwin->w_curswant = MAXCOL; /* so we stay at the end */ 4228 if (cursor_down((long)(cap->count1 - 1), 4229 cap->oap->op_type == OP_NOP) == FAIL) 4230 clearopbeep(cap->oap); 4231 #ifdef FEAT_FOLDING 4232 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4233 foldOpenCursor(); 4234 #endif 4235 } 4236 4237 /* 4238 * Implementation of '?' and '/' commands. 4239 * If cap->arg is TRUE don't set PC mark. 4240 */ 4241 static void 4242 nv_search(cmdarg_T *cap) 4243 { 4244 oparg_T *oap = cap->oap; 4245 pos_T save_cursor = curwin->w_cursor; 4246 4247 if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13) 4248 { 4249 /* Translate "g??" to "g?g?" */ 4250 cap->cmdchar = 'g'; 4251 cap->nchar = '?'; 4252 nv_operator(cap); 4253 return; 4254 } 4255 4256 /* When using 'incsearch' the cursor may be moved to set a different search 4257 * start position. */ 4258 cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0, TRUE); 4259 4260 if (cap->searchbuf == NULL) 4261 { 4262 clearop(oap); 4263 return; 4264 } 4265 4266 (void)normal_search(cap, cap->cmdchar, cap->searchbuf, 4267 (cap->arg || !EQUAL_POS(save_cursor, curwin->w_cursor)) 4268 ? 0 : SEARCH_MARK); 4269 } 4270 4271 /* 4272 * Handle "N" and "n" commands. 4273 * cap->arg is SEARCH_REV for "N", 0 for "n". 4274 */ 4275 static void 4276 nv_next(cmdarg_T *cap) 4277 { 4278 pos_T old = curwin->w_cursor; 4279 int i = normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg); 4280 4281 if (i == 1 && EQUAL_POS(old, curwin->w_cursor)) 4282 { 4283 /* Avoid getting stuck on the current cursor position, which can 4284 * happen when an offset is given and the cursor is on the last char 4285 * in the buffer: Repeat with count + 1. */ 4286 cap->count1 += 1; 4287 (void)normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg); 4288 cap->count1 -= 1; 4289 } 4290 } 4291 4292 /* 4293 * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat). 4294 * Uses only cap->count1 and cap->oap from "cap". 4295 * Return 0 for failure, 1 for found, 2 for found and line offset added. 4296 */ 4297 static int 4298 normal_search( 4299 cmdarg_T *cap, 4300 int dir, 4301 char_u *pat, 4302 int opt) /* extra flags for do_search() */ 4303 { 4304 int i; 4305 4306 cap->oap->motion_type = MCHAR; 4307 cap->oap->inclusive = FALSE; 4308 cap->oap->use_reg_one = TRUE; 4309 curwin->w_set_curswant = TRUE; 4310 4311 i = do_search(cap->oap, dir, pat, cap->count1, 4312 opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG, NULL, NULL); 4313 if (i == 0) 4314 clearop(cap->oap); 4315 else 4316 { 4317 if (i == 2) 4318 cap->oap->motion_type = MLINE; 4319 curwin->w_cursor.coladd = 0; 4320 #ifdef FEAT_FOLDING 4321 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4322 foldOpenCursor(); 4323 #endif 4324 } 4325 4326 /* "/$" will put the cursor after the end of the line, may need to 4327 * correct that here */ 4328 check_cursor(); 4329 return i; 4330 } 4331 4332 /* 4333 * Character search commands. 4334 * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for 4335 * ',' and FALSE for ';'. 4336 * cap->nchar is NUL for ',' and ';' (repeat the search) 4337 */ 4338 static void 4339 nv_csearch(cmdarg_T *cap) 4340 { 4341 int t_cmd; 4342 4343 if (cap->cmdchar == 't' || cap->cmdchar == 'T') 4344 t_cmd = TRUE; 4345 else 4346 t_cmd = FALSE; 4347 4348 cap->oap->motion_type = MCHAR; 4349 if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL) 4350 clearopbeep(cap->oap); 4351 else 4352 { 4353 curwin->w_set_curswant = TRUE; 4354 /* Include a Tab for "tx" and for "dfx". */ 4355 if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD 4356 && (t_cmd || cap->oap->op_type != OP_NOP)) 4357 { 4358 colnr_T scol, ecol; 4359 4360 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol); 4361 curwin->w_cursor.coladd = ecol - scol; 4362 } 4363 else 4364 curwin->w_cursor.coladd = 0; 4365 adjust_for_sel(cap); 4366 #ifdef FEAT_FOLDING 4367 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4368 foldOpenCursor(); 4369 #endif 4370 } 4371 } 4372 4373 /* 4374 * "[" and "]" commands. 4375 * cap->arg is BACKWARD for "[" and FORWARD for "]". 4376 */ 4377 static void 4378 nv_brackets(cmdarg_T *cap) 4379 { 4380 pos_T new_pos = {0, 0, 0}; 4381 pos_T prev_pos; 4382 pos_T *pos = NULL; /* init for GCC */ 4383 pos_T old_pos; /* cursor position before command */ 4384 int flag; 4385 long n; 4386 int findc; 4387 int c; 4388 4389 cap->oap->motion_type = MCHAR; 4390 cap->oap->inclusive = FALSE; 4391 old_pos = curwin->w_cursor; 4392 curwin->w_cursor.coladd = 0; // TODO: don't do this for an error. 4393 4394 #ifdef FEAT_SEARCHPATH 4395 /* 4396 * "[f" or "]f" : Edit file under the cursor (same as "gf") 4397 */ 4398 if (cap->nchar == 'f') 4399 nv_gotofile(cap); 4400 else 4401 #endif 4402 4403 #ifdef FEAT_FIND_ID 4404 /* 4405 * Find the occurrence(s) of the identifier or define under cursor 4406 * in current and included files or jump to the first occurrence. 4407 * 4408 * search list jump 4409 * fwd bwd fwd bwd fwd bwd 4410 * identifier "]i" "[i" "]I" "[I" "]^I" "[^I" 4411 * define "]d" "[d" "]D" "[D" "]^D" "[^D" 4412 */ 4413 if (vim_strchr((char_u *) 4414 # ifdef EBCDIC 4415 "iI\005dD\067", 4416 # else 4417 "iI\011dD\004", 4418 # endif 4419 cap->nchar) != NULL) 4420 { 4421 char_u *ptr; 4422 int len; 4423 4424 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) 4425 clearop(cap->oap); 4426 else 4427 { 4428 find_pattern_in_path(ptr, 0, len, TRUE, 4429 cap->count0 == 0 ? !isupper(cap->nchar) : FALSE, 4430 ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY, 4431 cap->count1, 4432 isupper(cap->nchar) ? ACTION_SHOW_ALL : 4433 islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO, 4434 cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1, 4435 (linenr_T)MAXLNUM); 4436 curwin->w_set_curswant = TRUE; 4437 } 4438 } 4439 else 4440 #endif 4441 4442 /* 4443 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')' 4444 * "[#", "]#": go to start/end of Nth innermost #if..#endif construct. 4445 * "[/", "[*", "]/", "]*": go to Nth comment start/end. 4446 * "[m" or "]m" search for prev/next start of (Java) method. 4447 * "[M" or "]M" search for prev/next end of (Java) method. 4448 */ 4449 if ( (cap->cmdchar == '[' 4450 && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL) 4451 || (cap->cmdchar == ']' 4452 && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL)) 4453 { 4454 if (cap->nchar == '*') 4455 cap->nchar = '/'; 4456 prev_pos.lnum = 0; 4457 if (cap->nchar == 'm' || cap->nchar == 'M') 4458 { 4459 if (cap->cmdchar == '[') 4460 findc = '{'; 4461 else 4462 findc = '}'; 4463 n = 9999; 4464 } 4465 else 4466 { 4467 findc = cap->nchar; 4468 n = cap->count1; 4469 } 4470 for ( ; n > 0; --n) 4471 { 4472 if ((pos = findmatchlimit(cap->oap, findc, 4473 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL) 4474 { 4475 if (new_pos.lnum == 0) /* nothing found */ 4476 { 4477 if (cap->nchar != 'm' && cap->nchar != 'M') 4478 clearopbeep(cap->oap); 4479 } 4480 else 4481 pos = &new_pos; /* use last one found */ 4482 break; 4483 } 4484 prev_pos = new_pos; 4485 curwin->w_cursor = *pos; 4486 new_pos = *pos; 4487 } 4488 curwin->w_cursor = old_pos; 4489 4490 /* 4491 * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only 4492 * brought us to the match for "[m" and "]M" when inside a method. 4493 * Try finding the '{' or '}' we want to be at. 4494 * Also repeat for the given count. 4495 */ 4496 if (cap->nchar == 'm' || cap->nchar == 'M') 4497 { 4498 /* norm is TRUE for "]M" and "[m" */ 4499 int norm = ((findc == '{') == (cap->nchar == 'm')); 4500 4501 n = cap->count1; 4502 /* found a match: we were inside a method */ 4503 if (prev_pos.lnum != 0) 4504 { 4505 pos = &prev_pos; 4506 curwin->w_cursor = prev_pos; 4507 if (norm) 4508 --n; 4509 } 4510 else 4511 pos = NULL; 4512 while (n > 0) 4513 { 4514 for (;;) 4515 { 4516 if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0) 4517 { 4518 /* if not found anything, that's an error */ 4519 if (pos == NULL) 4520 clearopbeep(cap->oap); 4521 n = 0; 4522 break; 4523 } 4524 c = gchar_cursor(); 4525 if (c == '{' || c == '}') 4526 { 4527 /* Must have found end/start of class: use it. 4528 * Or found the place to be at. */ 4529 if ((c == findc && norm) || (n == 1 && !norm)) 4530 { 4531 new_pos = curwin->w_cursor; 4532 pos = &new_pos; 4533 n = 0; 4534 } 4535 /* if no match found at all, we started outside of the 4536 * class and we're inside now. Just go on. */ 4537 else if (new_pos.lnum == 0) 4538 { 4539 new_pos = curwin->w_cursor; 4540 pos = &new_pos; 4541 } 4542 /* found start/end of other method: go to match */ 4543 else if ((pos = findmatchlimit(cap->oap, findc, 4544 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 4545 0)) == NULL) 4546 n = 0; 4547 else 4548 curwin->w_cursor = *pos; 4549 break; 4550 } 4551 } 4552 --n; 4553 } 4554 curwin->w_cursor = old_pos; 4555 if (pos == NULL && new_pos.lnum != 0) 4556 clearopbeep(cap->oap); 4557 } 4558 if (pos != NULL) 4559 { 4560 setpcmark(); 4561 curwin->w_cursor = *pos; 4562 curwin->w_set_curswant = TRUE; 4563 #ifdef FEAT_FOLDING 4564 if ((fdo_flags & FDO_BLOCK) && KeyTyped 4565 && cap->oap->op_type == OP_NOP) 4566 foldOpenCursor(); 4567 #endif 4568 } 4569 } 4570 4571 /* 4572 * "[[", "[]", "]]" and "][": move to start or end of function 4573 */ 4574 else if (cap->nchar == '[' || cap->nchar == ']') 4575 { 4576 if (cap->nchar == cap->cmdchar) /* "]]" or "[[" */ 4577 flag = '{'; 4578 else 4579 flag = '}'; /* "][" or "[]" */ 4580 4581 curwin->w_set_curswant = TRUE; 4582 /* 4583 * Imitate strange Vi behaviour: When using "]]" with an operator 4584 * we also stop at '}'. 4585 */ 4586 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, flag, 4587 (cap->oap->op_type != OP_NOP 4588 && cap->arg == FORWARD && flag == '{'))) 4589 clearopbeep(cap->oap); 4590 else 4591 { 4592 if (cap->oap->op_type == OP_NOP) 4593 beginline(BL_WHITE | BL_FIX); 4594 #ifdef FEAT_FOLDING 4595 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4596 foldOpenCursor(); 4597 #endif 4598 } 4599 } 4600 4601 /* 4602 * "[p", "[P", "]P" and "]p": put with indent adjustment 4603 */ 4604 else if (cap->nchar == 'p' || cap->nchar == 'P') 4605 { 4606 nv_put_opt(cap, TRUE); 4607 } 4608 4609 /* 4610 * "['", "[`", "]'" and "]`": jump to next mark 4611 */ 4612 else if (cap->nchar == '\'' || cap->nchar == '`') 4613 { 4614 pos = &curwin->w_cursor; 4615 for (n = cap->count1; n > 0; --n) 4616 { 4617 prev_pos = *pos; 4618 pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD, 4619 cap->nchar == '\''); 4620 if (pos == NULL) 4621 break; 4622 } 4623 if (pos == NULL) 4624 pos = &prev_pos; 4625 nv_cursormark(cap, cap->nchar == '\'', pos); 4626 } 4627 4628 #ifdef FEAT_MOUSE 4629 /* 4630 * [ or ] followed by a middle mouse click: put selected text with 4631 * indent adjustment. Any other button just does as usual. 4632 */ 4633 else if (cap->nchar >= K_RIGHTRELEASE && cap->nchar <= K_LEFTMOUSE) 4634 { 4635 (void)do_mouse(cap->oap, cap->nchar, 4636 (cap->cmdchar == ']') ? FORWARD : BACKWARD, 4637 cap->count1, PUT_FIXINDENT); 4638 } 4639 #endif /* FEAT_MOUSE */ 4640 4641 #ifdef FEAT_FOLDING 4642 /* 4643 * "[z" and "]z": move to start or end of open fold. 4644 */ 4645 else if (cap->nchar == 'z') 4646 { 4647 if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4648 cap->count1) == FAIL) 4649 clearopbeep(cap->oap); 4650 } 4651 #endif 4652 4653 #ifdef FEAT_DIFF 4654 /* 4655 * "[c" and "]c": move to next or previous diff-change. 4656 */ 4657 else if (cap->nchar == 'c') 4658 { 4659 if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD, 4660 cap->count1) == FAIL) 4661 clearopbeep(cap->oap); 4662 } 4663 #endif 4664 4665 #ifdef FEAT_SPELL 4666 /* 4667 * "[s", "[S", "]s" and "]S": move to next spell error. 4668 */ 4669 else if (cap->nchar == 's' || cap->nchar == 'S') 4670 { 4671 setpcmark(); 4672 for (n = 0; n < cap->count1; ++n) 4673 if (spell_move_to(curwin, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4674 cap->nchar == 's' ? TRUE : FALSE, FALSE, NULL) == 0) 4675 { 4676 clearopbeep(cap->oap); 4677 break; 4678 } 4679 else 4680 curwin->w_set_curswant = TRUE; 4681 # ifdef FEAT_FOLDING 4682 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4683 foldOpenCursor(); 4684 # endif 4685 } 4686 #endif 4687 4688 /* Not a valid cap->nchar. */ 4689 else 4690 clearopbeep(cap->oap); 4691 } 4692 4693 /* 4694 * Handle Normal mode "%" command. 4695 */ 4696 static void 4697 nv_percent(cmdarg_T *cap) 4698 { 4699 pos_T *pos; 4700 #if defined(FEAT_FOLDING) 4701 linenr_T lnum = curwin->w_cursor.lnum; 4702 #endif 4703 4704 cap->oap->inclusive = TRUE; 4705 if (cap->count0) /* {cnt}% : goto {cnt} percentage in file */ 4706 { 4707 if (cap->count0 > 100) 4708 clearopbeep(cap->oap); 4709 else 4710 { 4711 cap->oap->motion_type = MLINE; 4712 setpcmark(); 4713 /* Round up, so CTRL-G will give same value. Watch out for a 4714 * large line count, the line number must not go negative! */ 4715 if (curbuf->b_ml.ml_line_count > 1000000) 4716 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L) 4717 / 100L * cap->count0; 4718 else 4719 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count * 4720 cap->count0 + 99L) / 100L; 4721 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4722 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 4723 beginline(BL_SOL | BL_FIX); 4724 } 4725 } 4726 else /* "%" : go to matching paren */ 4727 { 4728 cap->oap->motion_type = MCHAR; 4729 cap->oap->use_reg_one = TRUE; 4730 if ((pos = findmatch(cap->oap, NUL)) == NULL) 4731 clearopbeep(cap->oap); 4732 else 4733 { 4734 setpcmark(); 4735 curwin->w_cursor = *pos; 4736 curwin->w_set_curswant = TRUE; 4737 curwin->w_cursor.coladd = 0; 4738 adjust_for_sel(cap); 4739 } 4740 } 4741 #ifdef FEAT_FOLDING 4742 if (cap->oap->op_type == OP_NOP 4743 && lnum != curwin->w_cursor.lnum 4744 && (fdo_flags & FDO_PERCENT) 4745 && KeyTyped) 4746 foldOpenCursor(); 4747 #endif 4748 } 4749 4750 /* 4751 * Handle "(" and ")" commands. 4752 * cap->arg is BACKWARD for "(" and FORWARD for ")". 4753 */ 4754 static void 4755 nv_brace(cmdarg_T *cap) 4756 { 4757 cap->oap->motion_type = MCHAR; 4758 cap->oap->use_reg_one = TRUE; 4759 /* The motion used to be inclusive for "(", but that is not what Vi does. */ 4760 cap->oap->inclusive = FALSE; 4761 curwin->w_set_curswant = TRUE; 4762 4763 if (findsent(cap->arg, cap->count1) == FAIL) 4764 clearopbeep(cap->oap); 4765 else 4766 { 4767 /* Don't leave the cursor on the NUL past end of line. */ 4768 adjust_cursor(cap->oap); 4769 curwin->w_cursor.coladd = 0; 4770 #ifdef FEAT_FOLDING 4771 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4772 foldOpenCursor(); 4773 #endif 4774 } 4775 } 4776 4777 /* 4778 * "m" command: Mark a position. 4779 */ 4780 static void 4781 nv_mark(cmdarg_T *cap) 4782 { 4783 if (!checkclearop(cap->oap)) 4784 { 4785 if (setmark(cap->nchar) == FAIL) 4786 clearopbeep(cap->oap); 4787 } 4788 } 4789 4790 /* 4791 * "{" and "}" commands. 4792 * cmd->arg is BACKWARD for "{" and FORWARD for "}". 4793 */ 4794 static void 4795 nv_findpar(cmdarg_T *cap) 4796 { 4797 cap->oap->motion_type = MCHAR; 4798 cap->oap->inclusive = FALSE; 4799 cap->oap->use_reg_one = TRUE; 4800 curwin->w_set_curswant = TRUE; 4801 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, NUL, FALSE)) 4802 clearopbeep(cap->oap); 4803 else 4804 { 4805 curwin->w_cursor.coladd = 0; 4806 #ifdef FEAT_FOLDING 4807 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4808 foldOpenCursor(); 4809 #endif 4810 } 4811 } 4812 4813 /* 4814 * "u" command: Undo or make lower case. 4815 */ 4816 static void 4817 nv_undo(cmdarg_T *cap) 4818 { 4819 if (cap->oap->op_type == OP_LOWER || VIsual_active) 4820 { 4821 /* translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" */ 4822 cap->cmdchar = 'g'; 4823 cap->nchar = 'u'; 4824 nv_operator(cap); 4825 } 4826 else 4827 nv_kundo(cap); 4828 } 4829 4830 /* 4831 * <Undo> command. 4832 */ 4833 static void 4834 nv_kundo(cmdarg_T *cap) 4835 { 4836 if (!checkclearopq(cap->oap)) 4837 { 4838 #ifdef FEAT_JOB_CHANNEL 4839 if (bt_prompt(curbuf)) 4840 { 4841 clearopbeep(cap->oap); 4842 return; 4843 } 4844 #endif 4845 u_undo((int)cap->count1); 4846 curwin->w_set_curswant = TRUE; 4847 } 4848 } 4849 4850 /* 4851 * Handle the "r" command. 4852 */ 4853 static void 4854 nv_replace(cmdarg_T *cap) 4855 { 4856 char_u *ptr; 4857 int had_ctrl_v; 4858 long n; 4859 4860 if (checkclearop(cap->oap)) 4861 return; 4862 #ifdef FEAT_JOB_CHANNEL 4863 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 4864 { 4865 clearopbeep(cap->oap); 4866 return; 4867 } 4868 #endif 4869 4870 /* get another character */ 4871 if (cap->nchar == Ctrl_V) 4872 { 4873 had_ctrl_v = Ctrl_V; 4874 cap->nchar = get_literal(); 4875 /* Don't redo a multibyte character with CTRL-V. */ 4876 if (cap->nchar > DEL) 4877 had_ctrl_v = NUL; 4878 } 4879 else 4880 had_ctrl_v = NUL; 4881 4882 /* Abort if the character is a special key. */ 4883 if (IS_SPECIAL(cap->nchar)) 4884 { 4885 clearopbeep(cap->oap); 4886 return; 4887 } 4888 4889 /* Visual mode "r" */ 4890 if (VIsual_active) 4891 { 4892 if (got_int) 4893 reset_VIsual(); 4894 if (had_ctrl_v) 4895 { 4896 /* Use a special (negative) number to make a difference between a 4897 * literal CR or NL and a line break. */ 4898 if (cap->nchar == CAR) 4899 cap->nchar = REPLACE_CR_NCHAR; 4900 else if (cap->nchar == NL) 4901 cap->nchar = REPLACE_NL_NCHAR; 4902 } 4903 nv_operator(cap); 4904 return; 4905 } 4906 4907 /* Break tabs, etc. */ 4908 if (virtual_active()) 4909 { 4910 if (u_save_cursor() == FAIL) 4911 return; 4912 if (gchar_cursor() == NUL) 4913 { 4914 /* Add extra space and put the cursor on the first one. */ 4915 coladvance_force((colnr_T)(getviscol() + cap->count1)); 4916 curwin->w_cursor.col -= cap->count1; 4917 } 4918 else if (gchar_cursor() == TAB) 4919 coladvance_force(getviscol()); 4920 } 4921 4922 /* Abort if not enough characters to replace. */ 4923 ptr = ml_get_cursor(); 4924 if (STRLEN(ptr) < (unsigned)cap->count1 4925 || (has_mbyte && mb_charlen(ptr) < cap->count1)) 4926 { 4927 clearopbeep(cap->oap); 4928 return; 4929 } 4930 4931 /* 4932 * Replacing with a TAB is done by edit() when it is complicated because 4933 * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB. 4934 * Other characters are done below to avoid problems with things like 4935 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC). 4936 */ 4937 if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta)) 4938 { 4939 stuffnumReadbuff(cap->count1); 4940 stuffcharReadbuff('R'); 4941 stuffcharReadbuff('\t'); 4942 stuffcharReadbuff(ESC); 4943 return; 4944 } 4945 4946 /* save line for undo */ 4947 if (u_save_cursor() == FAIL) 4948 return; 4949 4950 if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n')) 4951 { 4952 /* 4953 * Replace character(s) by a single newline. 4954 * Strange vi behaviour: Only one newline is inserted. 4955 * Delete the characters here. 4956 * Insert the newline with an insert command, takes care of 4957 * autoindent. The insert command depends on being on the last 4958 * character of a line or not. 4959 */ 4960 (void)del_chars(cap->count1, FALSE); /* delete the characters */ 4961 stuffcharReadbuff('\r'); 4962 stuffcharReadbuff(ESC); 4963 4964 /* Give 'r' to edit(), to get the redo command right. */ 4965 invoke_edit(cap, TRUE, 'r', FALSE); 4966 } 4967 else 4968 { 4969 prep_redo(cap->oap->regname, cap->count1, 4970 NUL, 'r', NUL, had_ctrl_v, cap->nchar); 4971 4972 curbuf->b_op_start = curwin->w_cursor; 4973 if (has_mbyte) 4974 { 4975 int old_State = State; 4976 4977 if (cap->ncharC1 != 0) 4978 AppendCharToRedobuff(cap->ncharC1); 4979 if (cap->ncharC2 != 0) 4980 AppendCharToRedobuff(cap->ncharC2); 4981 4982 /* This is slow, but it handles replacing a single-byte with a 4983 * multi-byte and the other way around. Also handles adding 4984 * composing characters for utf-8. */ 4985 for (n = cap->count1; n > 0; --n) 4986 { 4987 State = REPLACE; 4988 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 4989 { 4990 int c = ins_copychar(curwin->w_cursor.lnum 4991 + (cap->nchar == Ctrl_Y ? -1 : 1)); 4992 if (c != NUL) 4993 ins_char(c); 4994 else 4995 /* will be decremented further down */ 4996 ++curwin->w_cursor.col; 4997 } 4998 else 4999 ins_char(cap->nchar); 5000 State = old_State; 5001 if (cap->ncharC1 != 0) 5002 ins_char(cap->ncharC1); 5003 if (cap->ncharC2 != 0) 5004 ins_char(cap->ncharC2); 5005 } 5006 } 5007 else 5008 { 5009 /* 5010 * Replace the characters within one line. 5011 */ 5012 for (n = cap->count1; n > 0; --n) 5013 { 5014 /* 5015 * Get ptr again, because u_save and/or showmatch() will have 5016 * released the line. At the same time we let know that the 5017 * line will be changed. 5018 */ 5019 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE); 5020 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5021 { 5022 int c = ins_copychar(curwin->w_cursor.lnum 5023 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5024 if (c != NUL) 5025 ptr[curwin->w_cursor.col] = c; 5026 } 5027 else 5028 ptr[curwin->w_cursor.col] = cap->nchar; 5029 if (p_sm && msg_silent == 0) 5030 showmatch(cap->nchar); 5031 ++curwin->w_cursor.col; 5032 } 5033 #ifdef FEAT_NETBEANS_INTG 5034 if (netbeans_active()) 5035 { 5036 colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1); 5037 5038 netbeans_removed(curbuf, curwin->w_cursor.lnum, start, 5039 (long)cap->count1); 5040 netbeans_inserted(curbuf, curwin->w_cursor.lnum, start, 5041 &ptr[start], (int)cap->count1); 5042 } 5043 #endif 5044 5045 /* mark the buffer as changed and prepare for displaying */ 5046 changed_bytes(curwin->w_cursor.lnum, 5047 (colnr_T)(curwin->w_cursor.col - cap->count1)); 5048 } 5049 --curwin->w_cursor.col; /* cursor on the last replaced char */ 5050 /* if the character on the left of the current cursor is a multi-byte 5051 * character, move two characters left */ 5052 if (has_mbyte) 5053 mb_adjust_cursor(); 5054 curbuf->b_op_end = curwin->w_cursor; 5055 curwin->w_set_curswant = TRUE; 5056 set_last_insert(cap->nchar); 5057 } 5058 } 5059 5060 /* 5061 * 'o': Exchange start and end of Visual area. 5062 * 'O': same, but in block mode exchange left and right corners. 5063 */ 5064 static void 5065 v_swap_corners(int cmdchar) 5066 { 5067 pos_T old_cursor; 5068 colnr_T left, right; 5069 5070 if (cmdchar == 'O' && VIsual_mode == Ctrl_V) 5071 { 5072 old_cursor = curwin->w_cursor; 5073 getvcols(curwin, &old_cursor, &VIsual, &left, &right); 5074 curwin->w_cursor.lnum = VIsual.lnum; 5075 coladvance(left); 5076 VIsual = curwin->w_cursor; 5077 5078 curwin->w_cursor.lnum = old_cursor.lnum; 5079 curwin->w_curswant = right; 5080 /* 'selection "exclusive" and cursor at right-bottom corner: move it 5081 * right one column */ 5082 if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e') 5083 ++curwin->w_curswant; 5084 coladvance(curwin->w_curswant); 5085 if (curwin->w_cursor.col == old_cursor.col 5086 && (!virtual_active() 5087 || curwin->w_cursor.coladd == old_cursor.coladd)) 5088 { 5089 curwin->w_cursor.lnum = VIsual.lnum; 5090 if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e') 5091 ++right; 5092 coladvance(right); 5093 VIsual = curwin->w_cursor; 5094 5095 curwin->w_cursor.lnum = old_cursor.lnum; 5096 coladvance(left); 5097 curwin->w_curswant = left; 5098 } 5099 } 5100 else 5101 { 5102 old_cursor = curwin->w_cursor; 5103 curwin->w_cursor = VIsual; 5104 VIsual = old_cursor; 5105 curwin->w_set_curswant = TRUE; 5106 } 5107 } 5108 5109 /* 5110 * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE). 5111 */ 5112 static void 5113 nv_Replace(cmdarg_T *cap) 5114 { 5115 if (VIsual_active) /* "R" is replace lines */ 5116 { 5117 cap->cmdchar = 'c'; 5118 cap->nchar = NUL; 5119 VIsual_mode_orig = VIsual_mode; /* remember original area for gv */ 5120 VIsual_mode = 'V'; 5121 nv_operator(cap); 5122 } 5123 else if (!checkclearopq(cap->oap)) 5124 { 5125 if (!curbuf->b_p_ma) 5126 emsg(_(e_modifiable)); 5127 else 5128 { 5129 if (virtual_active()) 5130 coladvance(getviscol()); 5131 invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE); 5132 } 5133 } 5134 } 5135 5136 /* 5137 * "gr". 5138 */ 5139 static void 5140 nv_vreplace(cmdarg_T *cap) 5141 { 5142 if (VIsual_active) 5143 { 5144 cap->cmdchar = 'r'; 5145 cap->nchar = cap->extra_char; 5146 nv_replace(cap); /* Do same as "r" in Visual mode for now */ 5147 } 5148 else if (!checkclearopq(cap->oap)) 5149 { 5150 if (!curbuf->b_p_ma) 5151 emsg(_(e_modifiable)); 5152 else 5153 { 5154 if (cap->extra_char == Ctrl_V) /* get another character */ 5155 cap->extra_char = get_literal(); 5156 stuffcharReadbuff(cap->extra_char); 5157 stuffcharReadbuff(ESC); 5158 if (virtual_active()) 5159 coladvance(getviscol()); 5160 invoke_edit(cap, TRUE, 'v', FALSE); 5161 } 5162 } 5163 } 5164 5165 /* 5166 * Swap case for "~" command, when it does not work like an operator. 5167 */ 5168 static void 5169 n_swapchar(cmdarg_T *cap) 5170 { 5171 long n; 5172 pos_T startpos; 5173 int did_change = 0; 5174 #ifdef FEAT_NETBEANS_INTG 5175 pos_T pos; 5176 char_u *ptr; 5177 int count; 5178 #endif 5179 5180 if (checkclearopq(cap->oap)) 5181 return; 5182 5183 if (LINEEMPTY(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL) 5184 { 5185 clearopbeep(cap->oap); 5186 return; 5187 } 5188 5189 prep_redo_cmd(cap); 5190 5191 if (u_save_cursor() == FAIL) 5192 return; 5193 5194 startpos = curwin->w_cursor; 5195 #ifdef FEAT_NETBEANS_INTG 5196 pos = startpos; 5197 #endif 5198 for (n = cap->count1; n > 0; --n) 5199 { 5200 did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor); 5201 inc_cursor(); 5202 if (gchar_cursor() == NUL) 5203 { 5204 if (vim_strchr(p_ww, '~') != NULL 5205 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 5206 { 5207 #ifdef FEAT_NETBEANS_INTG 5208 if (netbeans_active()) 5209 { 5210 if (did_change) 5211 { 5212 ptr = ml_get(pos.lnum); 5213 count = (int)STRLEN(ptr) - pos.col; 5214 netbeans_removed(curbuf, pos.lnum, pos.col, 5215 (long)count); 5216 netbeans_inserted(curbuf, pos.lnum, pos.col, 5217 &ptr[pos.col], count); 5218 } 5219 pos.col = 0; 5220 pos.lnum++; 5221 } 5222 #endif 5223 ++curwin->w_cursor.lnum; 5224 curwin->w_cursor.col = 0; 5225 if (n > 1) 5226 { 5227 if (u_savesub(curwin->w_cursor.lnum) == FAIL) 5228 break; 5229 u_clearline(); 5230 } 5231 } 5232 else 5233 break; 5234 } 5235 } 5236 #ifdef FEAT_NETBEANS_INTG 5237 if (did_change && netbeans_active()) 5238 { 5239 ptr = ml_get(pos.lnum); 5240 count = curwin->w_cursor.col - pos.col; 5241 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); 5242 netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count); 5243 } 5244 #endif 5245 5246 5247 check_cursor(); 5248 curwin->w_set_curswant = TRUE; 5249 if (did_change) 5250 { 5251 changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1, 5252 0L); 5253 curbuf->b_op_start = startpos; 5254 curbuf->b_op_end = curwin->w_cursor; 5255 if (curbuf->b_op_end.col > 0) 5256 --curbuf->b_op_end.col; 5257 } 5258 } 5259 5260 /* 5261 * Move cursor to mark. 5262 */ 5263 static void 5264 nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos) 5265 { 5266 if (check_mark(pos) == FAIL) 5267 clearop(cap->oap); 5268 else 5269 { 5270 if (cap->cmdchar == '\'' 5271 || cap->cmdchar == '`' 5272 || cap->cmdchar == '[' 5273 || cap->cmdchar == ']') 5274 setpcmark(); 5275 curwin->w_cursor = *pos; 5276 if (flag) 5277 beginline(BL_WHITE | BL_FIX); 5278 else 5279 check_cursor(); 5280 } 5281 cap->oap->motion_type = flag ? MLINE : MCHAR; 5282 if (cap->cmdchar == '`') 5283 cap->oap->use_reg_one = TRUE; 5284 cap->oap->inclusive = FALSE; /* ignored if not MCHAR */ 5285 curwin->w_set_curswant = TRUE; 5286 } 5287 5288 /* 5289 * Handle commands that are operators in Visual mode. 5290 */ 5291 static void 5292 v_visop(cmdarg_T *cap) 5293 { 5294 static char_u trans[] = "YyDdCcxdXdAAIIrr"; 5295 5296 /* Uppercase means linewise, except in block mode, then "D" deletes till 5297 * the end of the line, and "C" replaces till EOL */ 5298 if (isupper(cap->cmdchar)) 5299 { 5300 if (VIsual_mode != Ctrl_V) 5301 { 5302 VIsual_mode_orig = VIsual_mode; 5303 VIsual_mode = 'V'; 5304 } 5305 else if (cap->cmdchar == 'C' || cap->cmdchar == 'D') 5306 curwin->w_curswant = MAXCOL; 5307 } 5308 cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1); 5309 nv_operator(cap); 5310 } 5311 5312 /* 5313 * "s" and "S" commands. 5314 */ 5315 static void 5316 nv_subst(cmdarg_T *cap) 5317 { 5318 #ifdef FEAT_TERMINAL 5319 /* When showing output of term_dumpdiff() swap the top and botom. */ 5320 if (term_swap_diff() == OK) 5321 return; 5322 #endif 5323 #ifdef FEAT_JOB_CHANNEL 5324 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 5325 { 5326 clearopbeep(cap->oap); 5327 return; 5328 } 5329 #endif 5330 if (VIsual_active) /* "vs" and "vS" are the same as "vc" */ 5331 { 5332 if (cap->cmdchar == 'S') 5333 { 5334 VIsual_mode_orig = VIsual_mode; 5335 VIsual_mode = 'V'; 5336 } 5337 cap->cmdchar = 'c'; 5338 nv_operator(cap); 5339 } 5340 else 5341 nv_optrans(cap); 5342 } 5343 5344 /* 5345 * Abbreviated commands. 5346 */ 5347 static void 5348 nv_abbrev(cmdarg_T *cap) 5349 { 5350 if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL) 5351 cap->cmdchar = 'x'; /* DEL key behaves like 'x' */ 5352 5353 /* in Visual mode these commands are operators */ 5354 if (VIsual_active) 5355 v_visop(cap); 5356 else 5357 nv_optrans(cap); 5358 } 5359 5360 /* 5361 * Translate a command into another command. 5362 */ 5363 static void 5364 nv_optrans(cmdarg_T *cap) 5365 { 5366 static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh", 5367 (char_u *)"d$", (char_u *)"c$", 5368 (char_u *)"cl", (char_u *)"cc", 5369 (char_u *)"yy", (char_u *)":s\r"}; 5370 static char_u *str = (char_u *)"xXDCsSY&"; 5371 5372 if (!checkclearopq(cap->oap)) 5373 { 5374 // In Vi "2D" doesn't delete the next line. Can't translate it 5375 // either, because "2." should also not use the count. 5376 if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL) 5377 { 5378 cap->oap->start = curwin->w_cursor; 5379 cap->oap->op_type = OP_DELETE; 5380 #ifdef FEAT_EVAL 5381 set_op_var(OP_DELETE); 5382 #endif 5383 cap->count1 = 1; 5384 nv_dollar(cap); 5385 finish_op = TRUE; 5386 ResetRedobuff(); 5387 AppendCharToRedobuff('D'); 5388 } 5389 else 5390 { 5391 if (cap->count0) 5392 stuffnumReadbuff(cap->count0); 5393 stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]); 5394 } 5395 } 5396 cap->opcount = 0; 5397 } 5398 5399 /* 5400 * "'" and "`" commands. Also for "g'" and "g`". 5401 * cap->arg is TRUE for "'" and "g'". 5402 */ 5403 static void 5404 nv_gomark(cmdarg_T *cap) 5405 { 5406 pos_T *pos; 5407 int c; 5408 #ifdef FEAT_FOLDING 5409 pos_T old_cursor = curwin->w_cursor; 5410 int old_KeyTyped = KeyTyped; /* getting file may reset it */ 5411 #endif 5412 5413 if (cap->cmdchar == 'g') 5414 c = cap->extra_char; 5415 else 5416 c = cap->nchar; 5417 pos = getmark(c, (cap->oap->op_type == OP_NOP)); 5418 if (pos == (pos_T *)-1) /* jumped to other file */ 5419 { 5420 if (cap->arg) 5421 { 5422 check_cursor_lnum(); 5423 beginline(BL_WHITE | BL_FIX); 5424 } 5425 else 5426 check_cursor(); 5427 } 5428 else 5429 nv_cursormark(cap, cap->arg, pos); 5430 5431 /* May need to clear the coladd that a mark includes. */ 5432 if (!virtual_active()) 5433 curwin->w_cursor.coladd = 0; 5434 check_cursor_col(); 5435 #ifdef FEAT_FOLDING 5436 if (cap->oap->op_type == OP_NOP 5437 && pos != NULL 5438 && (pos == (pos_T *)-1 || !EQUAL_POS(old_cursor, *pos)) 5439 && (fdo_flags & FDO_MARK) 5440 && old_KeyTyped) 5441 foldOpenCursor(); 5442 #endif 5443 } 5444 5445 /* 5446 * Handle CTRL-O, CTRL-I, "g;" and "g," commands. 5447 */ 5448 static void 5449 nv_pcmark(cmdarg_T *cap) 5450 { 5451 #ifdef FEAT_JUMPLIST 5452 pos_T *pos; 5453 # ifdef FEAT_FOLDING 5454 linenr_T lnum = curwin->w_cursor.lnum; 5455 int old_KeyTyped = KeyTyped; /* getting file may reset it */ 5456 # endif 5457 5458 if (!checkclearopq(cap->oap)) 5459 { 5460 if (cap->cmdchar == 'g') 5461 pos = movechangelist((int)cap->count1); 5462 else 5463 pos = movemark((int)cap->count1); 5464 if (pos == (pos_T *)-1) /* jump to other file */ 5465 { 5466 curwin->w_set_curswant = TRUE; 5467 check_cursor(); 5468 } 5469 else if (pos != NULL) /* can jump */ 5470 nv_cursormark(cap, FALSE, pos); 5471 else if (cap->cmdchar == 'g') 5472 { 5473 if (curbuf->b_changelistlen == 0) 5474 emsg(_("E664: changelist is empty")); 5475 else if (cap->count1 < 0) 5476 emsg(_("E662: At start of changelist")); 5477 else 5478 emsg(_("E663: At end of changelist")); 5479 } 5480 else 5481 clearopbeep(cap->oap); 5482 # ifdef FEAT_FOLDING 5483 if (cap->oap->op_type == OP_NOP 5484 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum) 5485 && (fdo_flags & FDO_MARK) 5486 && old_KeyTyped) 5487 foldOpenCursor(); 5488 # endif 5489 } 5490 #else 5491 clearopbeep(cap->oap); 5492 #endif 5493 } 5494 5495 /* 5496 * Handle '"' command. 5497 */ 5498 static void 5499 nv_regname(cmdarg_T *cap) 5500 { 5501 if (checkclearop(cap->oap)) 5502 return; 5503 #ifdef FEAT_EVAL 5504 if (cap->nchar == '=') 5505 cap->nchar = get_expr_register(); 5506 #endif 5507 if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE)) 5508 { 5509 cap->oap->regname = cap->nchar; 5510 cap->opcount = cap->count0; /* remember count before '"' */ 5511 #ifdef FEAT_EVAL 5512 set_reg_var(cap->oap->regname); 5513 #endif 5514 } 5515 else 5516 clearopbeep(cap->oap); 5517 } 5518 5519 /* 5520 * Handle "v", "V" and "CTRL-V" commands. 5521 * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg 5522 * is TRUE. 5523 * Handle CTRL-Q just like CTRL-V. 5524 */ 5525 static void 5526 nv_visual(cmdarg_T *cap) 5527 { 5528 if (cap->cmdchar == Ctrl_Q) 5529 cap->cmdchar = Ctrl_V; 5530 5531 /* 'v', 'V' and CTRL-V can be used while an operator is pending to make it 5532 * characterwise, linewise, or blockwise. */ 5533 if (cap->oap->op_type != OP_NOP) 5534 { 5535 motion_force = cap->oap->motion_force = cap->cmdchar; 5536 finish_op = FALSE; /* operator doesn't finish now but later */ 5537 return; 5538 } 5539 5540 VIsual_select = cap->arg; 5541 if (VIsual_active) /* change Visual mode */ 5542 { 5543 if (VIsual_mode == cap->cmdchar) /* stop visual mode */ 5544 end_visual_mode(); 5545 else /* toggle char/block mode */ 5546 { /* or char/line mode */ 5547 VIsual_mode = cap->cmdchar; 5548 showmode(); 5549 } 5550 redraw_curbuf_later(INVERTED); /* update the inversion */ 5551 } 5552 else /* start Visual mode */ 5553 { 5554 check_visual_highlight(); 5555 if (cap->count0 > 0 && resel_VIsual_mode != NUL) 5556 { 5557 /* use previously selected part */ 5558 VIsual = curwin->w_cursor; 5559 5560 VIsual_active = TRUE; 5561 VIsual_reselect = TRUE; 5562 if (!cap->arg) 5563 /* start Select mode when 'selectmode' contains "cmd" */ 5564 may_start_select('c'); 5565 setmouse(); 5566 if (p_smd && msg_silent == 0) 5567 redraw_cmdline = TRUE; /* show visual mode later */ 5568 /* 5569 * For V and ^V, we multiply the number of lines even if there 5570 * was only one -- webb 5571 */ 5572 if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1) 5573 { 5574 curwin->w_cursor.lnum += 5575 resel_VIsual_line_count * cap->count0 - 1; 5576 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 5577 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 5578 } 5579 VIsual_mode = resel_VIsual_mode; 5580 if (VIsual_mode == 'v') 5581 { 5582 if (resel_VIsual_line_count <= 1) 5583 { 5584 validate_virtcol(); 5585 curwin->w_curswant = curwin->w_virtcol 5586 + resel_VIsual_vcol * cap->count0 - 1; 5587 } 5588 else 5589 curwin->w_curswant = resel_VIsual_vcol; 5590 coladvance(curwin->w_curswant); 5591 } 5592 if (resel_VIsual_vcol == MAXCOL) 5593 { 5594 curwin->w_curswant = MAXCOL; 5595 coladvance((colnr_T)MAXCOL); 5596 } 5597 else if (VIsual_mode == Ctrl_V) 5598 { 5599 validate_virtcol(); 5600 curwin->w_curswant = curwin->w_virtcol 5601 + resel_VIsual_vcol * cap->count0 - 1; 5602 coladvance(curwin->w_curswant); 5603 } 5604 else 5605 curwin->w_set_curswant = TRUE; 5606 redraw_curbuf_later(INVERTED); /* show the inversion */ 5607 } 5608 else 5609 { 5610 if (!cap->arg) 5611 /* start Select mode when 'selectmode' contains "cmd" */ 5612 may_start_select('c'); 5613 n_start_visual_mode(cap->cmdchar); 5614 if (VIsual_mode != 'V' && *p_sel == 'e') 5615 ++cap->count1; /* include one more char */ 5616 if (cap->count0 > 0 && --cap->count1 > 0) 5617 { 5618 /* With a count select that many characters or lines. */ 5619 if (VIsual_mode == 'v' || VIsual_mode == Ctrl_V) 5620 nv_right(cap); 5621 else if (VIsual_mode == 'V') 5622 nv_down(cap); 5623 } 5624 } 5625 } 5626 } 5627 5628 /* 5629 * Start selection for Shift-movement keys. 5630 */ 5631 void 5632 start_selection(void) 5633 { 5634 /* if 'selectmode' contains "key", start Select mode */ 5635 may_start_select('k'); 5636 n_start_visual_mode('v'); 5637 } 5638 5639 /* 5640 * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu. 5641 */ 5642 void 5643 may_start_select(int c) 5644 { 5645 VIsual_select = (stuff_empty() && typebuf_typed() 5646 && (vim_strchr(p_slm, c) != NULL)); 5647 } 5648 5649 /* 5650 * Start Visual mode "c". 5651 * Should set VIsual_select before calling this. 5652 */ 5653 static void 5654 n_start_visual_mode(int c) 5655 { 5656 #ifdef FEAT_CONCEAL 5657 /* Check for redraw before changing the state. */ 5658 conceal_check_cursor_line(); 5659 #endif 5660 5661 VIsual_mode = c; 5662 VIsual_active = TRUE; 5663 VIsual_reselect = TRUE; 5664 5665 // Corner case: the 0 position in a tab may change when going into 5666 // virtualedit. Recalculate curwin->w_cursor to avoid bad hilighting. 5667 if (c == Ctrl_V && (ve_flags & VE_BLOCK) && gchar_cursor() == TAB) 5668 { 5669 validate_virtcol(); 5670 coladvance(curwin->w_virtcol); 5671 } 5672 VIsual = curwin->w_cursor; 5673 5674 #ifdef FEAT_FOLDING 5675 foldAdjustVisual(); 5676 #endif 5677 5678 setmouse(); 5679 #ifdef FEAT_CONCEAL 5680 /* Check for redraw after changing the state. */ 5681 conceal_check_cursor_line(); 5682 #endif 5683 5684 if (p_smd && msg_silent == 0) 5685 redraw_cmdline = TRUE; /* show visual mode later */ 5686 #ifdef FEAT_CLIPBOARD 5687 /* Make sure the clipboard gets updated. Needed because start and 5688 * end may still be the same, and the selection needs to be owned */ 5689 clip_star.vmode = NUL; 5690 #endif 5691 5692 /* Only need to redraw this line, unless still need to redraw an old 5693 * Visual area (when 'lazyredraw' is set). */ 5694 if (curwin->w_redr_type < INVERTED) 5695 { 5696 curwin->w_old_cursor_lnum = curwin->w_cursor.lnum; 5697 curwin->w_old_visual_lnum = curwin->w_cursor.lnum; 5698 } 5699 } 5700 5701 5702 /* 5703 * CTRL-W: Window commands 5704 */ 5705 static void 5706 nv_window(cmdarg_T *cap) 5707 { 5708 if (cap->nchar == ':') 5709 { 5710 /* "CTRL-W :" is the same as typing ":"; useful in a terminal window */ 5711 cap->cmdchar = ':'; 5712 cap->nchar = NUL; 5713 nv_colon(cap); 5714 } 5715 else if (!checkclearop(cap->oap)) 5716 do_window(cap->nchar, cap->count0, NUL); /* everything is in window.c */ 5717 } 5718 5719 /* 5720 * CTRL-Z: Suspend 5721 */ 5722 static void 5723 nv_suspend(cmdarg_T *cap) 5724 { 5725 clearop(cap->oap); 5726 if (VIsual_active) 5727 end_visual_mode(); /* stop Visual mode */ 5728 do_cmdline_cmd((char_u *)"st"); 5729 } 5730 5731 /* 5732 * Commands starting with "g". 5733 */ 5734 static void 5735 nv_g_cmd(cmdarg_T *cap) 5736 { 5737 oparg_T *oap = cap->oap; 5738 pos_T tpos; 5739 int i; 5740 int flag = FALSE; 5741 5742 switch (cap->nchar) 5743 { 5744 case Ctrl_A: 5745 case Ctrl_X: 5746 #ifdef MEM_PROFILE 5747 /* 5748 * "g^A": dump log of used memory. 5749 */ 5750 if (!VIsual_active && cap->nchar == Ctrl_A) 5751 vim_mem_profile_dump(); 5752 else 5753 #endif 5754 /* 5755 * "g^A/g^X": sequentially increment visually selected region 5756 */ 5757 if (VIsual_active) 5758 { 5759 cap->arg = TRUE; 5760 cap->cmdchar = cap->nchar; 5761 cap->nchar = NUL; 5762 nv_addsub(cap); 5763 } 5764 else 5765 clearopbeep(oap); 5766 break; 5767 5768 /* 5769 * "gR": Enter virtual replace mode. 5770 */ 5771 case 'R': 5772 cap->arg = TRUE; 5773 nv_Replace(cap); 5774 break; 5775 5776 case 'r': 5777 nv_vreplace(cap); 5778 break; 5779 5780 case '&': 5781 do_cmdline_cmd((char_u *)"%s//~/&"); 5782 break; 5783 5784 /* 5785 * "gv": Reselect the previous Visual area. If Visual already active, 5786 * exchange previous and current Visual area. 5787 */ 5788 case 'v': 5789 if (checkclearop(oap)) 5790 break; 5791 5792 if ( curbuf->b_visual.vi_start.lnum == 0 5793 || curbuf->b_visual.vi_start.lnum > curbuf->b_ml.ml_line_count 5794 || curbuf->b_visual.vi_end.lnum == 0) 5795 beep_flush(); 5796 else 5797 { 5798 /* set w_cursor to the start of the Visual area, tpos to the end */ 5799 if (VIsual_active) 5800 { 5801 i = VIsual_mode; 5802 VIsual_mode = curbuf->b_visual.vi_mode; 5803 curbuf->b_visual.vi_mode = i; 5804 # ifdef FEAT_EVAL 5805 curbuf->b_visual_mode_eval = i; 5806 # endif 5807 i = curwin->w_curswant; 5808 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5809 curbuf->b_visual.vi_curswant = i; 5810 5811 tpos = curbuf->b_visual.vi_end; 5812 curbuf->b_visual.vi_end = curwin->w_cursor; 5813 curwin->w_cursor = curbuf->b_visual.vi_start; 5814 curbuf->b_visual.vi_start = VIsual; 5815 } 5816 else 5817 { 5818 VIsual_mode = curbuf->b_visual.vi_mode; 5819 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5820 tpos = curbuf->b_visual.vi_end; 5821 curwin->w_cursor = curbuf->b_visual.vi_start; 5822 } 5823 5824 VIsual_active = TRUE; 5825 VIsual_reselect = TRUE; 5826 5827 /* Set Visual to the start and w_cursor to the end of the Visual 5828 * area. Make sure they are on an existing character. */ 5829 check_cursor(); 5830 VIsual = curwin->w_cursor; 5831 curwin->w_cursor = tpos; 5832 check_cursor(); 5833 update_topline(); 5834 /* 5835 * When called from normal "g" command: start Select mode when 5836 * 'selectmode' contains "cmd". When called for K_SELECT, always 5837 * start Select mode. 5838 */ 5839 if (cap->arg) 5840 VIsual_select = TRUE; 5841 else 5842 may_start_select('c'); 5843 setmouse(); 5844 #ifdef FEAT_CLIPBOARD 5845 /* Make sure the clipboard gets updated. Needed because start and 5846 * end are still the same, and the selection needs to be owned */ 5847 clip_star.vmode = NUL; 5848 #endif 5849 redraw_curbuf_later(INVERTED); 5850 showmode(); 5851 } 5852 break; 5853 /* 5854 * "gV": Don't reselect the previous Visual area after a Select mode 5855 * mapping of menu. 5856 */ 5857 case 'V': 5858 VIsual_reselect = FALSE; 5859 break; 5860 5861 /* 5862 * "gh": start Select mode. 5863 * "gH": start Select line mode. 5864 * "g^H": start Select block mode. 5865 */ 5866 case K_BS: 5867 cap->nchar = Ctrl_H; 5868 /* FALLTHROUGH */ 5869 case 'h': 5870 case 'H': 5871 case Ctrl_H: 5872 # ifdef EBCDIC 5873 /* EBCDIC: 'v'-'h' != '^v'-'^h' */ 5874 if (cap->nchar == Ctrl_H) 5875 cap->cmdchar = Ctrl_V; 5876 else 5877 # endif 5878 cap->cmdchar = cap->nchar + ('v' - 'h'); 5879 cap->arg = TRUE; 5880 nv_visual(cap); 5881 break; 5882 5883 /* "gn", "gN" visually select next/previous search match 5884 * "gn" selects next match 5885 * "gN" selects previous match 5886 */ 5887 case 'N': 5888 case 'n': 5889 if (!current_search(cap->count1, cap->nchar == 'n')) 5890 clearopbeep(oap); 5891 break; 5892 5893 /* 5894 * "gj" and "gk" two new funny movement keys -- up and down 5895 * movement based on *screen* line rather than *file* line. 5896 */ 5897 case 'j': 5898 case K_DOWN: 5899 /* with 'nowrap' it works just like the normal "j" command; also when 5900 * in a closed fold */ 5901 if (!curwin->w_p_wrap 5902 #ifdef FEAT_FOLDING 5903 || hasFolding(curwin->w_cursor.lnum, NULL, NULL) 5904 #endif 5905 ) 5906 { 5907 oap->motion_type = MLINE; 5908 i = cursor_down(cap->count1, oap->op_type == OP_NOP); 5909 } 5910 else 5911 i = nv_screengo(oap, FORWARD, cap->count1); 5912 if (i == FAIL) 5913 clearopbeep(oap); 5914 break; 5915 5916 case 'k': 5917 case K_UP: 5918 /* with 'nowrap' it works just like the normal "k" command; also when 5919 * in a closed fold */ 5920 if (!curwin->w_p_wrap 5921 #ifdef FEAT_FOLDING 5922 || hasFolding(curwin->w_cursor.lnum, NULL, NULL) 5923 #endif 5924 ) 5925 { 5926 oap->motion_type = MLINE; 5927 i = cursor_up(cap->count1, oap->op_type == OP_NOP); 5928 } 5929 else 5930 i = nv_screengo(oap, BACKWARD, cap->count1); 5931 if (i == FAIL) 5932 clearopbeep(oap); 5933 break; 5934 5935 /* 5936 * "gJ": join two lines without inserting a space. 5937 */ 5938 case 'J': 5939 nv_join(cap); 5940 break; 5941 5942 /* 5943 * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines. 5944 * "gm": middle of "g0" and "g$". 5945 */ 5946 case '^': 5947 flag = TRUE; 5948 /* FALLTHROUGH */ 5949 5950 case '0': 5951 case 'm': 5952 case K_HOME: 5953 case K_KHOME: 5954 oap->motion_type = MCHAR; 5955 oap->inclusive = FALSE; 5956 if (curwin->w_p_wrap && curwin->w_width != 0) 5957 { 5958 int width1 = curwin->w_width - curwin_col_off(); 5959 int width2 = width1 + curwin_col_off2(); 5960 5961 validate_virtcol(); 5962 i = 0; 5963 if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0) 5964 i = (curwin->w_virtcol - width1) / width2 * width2 + width1; 5965 } 5966 else 5967 i = curwin->w_leftcol; 5968 /* Go to the middle of the screen line. When 'number' or 5969 * 'relativenumber' is on and lines are wrapping the middle can be more 5970 * to the left. */ 5971 if (cap->nchar == 'm') 5972 i += (curwin->w_width - curwin_col_off() 5973 + ((curwin->w_p_wrap && i > 0) 5974 ? curwin_col_off2() : 0)) / 2; 5975 coladvance((colnr_T)i); 5976 if (flag) 5977 { 5978 do 5979 i = gchar_cursor(); 5980 while (VIM_ISWHITE(i) && oneright() == OK); 5981 curwin->w_valid &= ~VALID_WCOL; 5982 } 5983 curwin->w_set_curswant = TRUE; 5984 break; 5985 5986 case '_': 5987 /* "g_": to the last non-blank character in the line or <count> lines 5988 * downward. */ 5989 cap->oap->motion_type = MCHAR; 5990 cap->oap->inclusive = TRUE; 5991 curwin->w_curswant = MAXCOL; 5992 if (cursor_down((long)(cap->count1 - 1), 5993 cap->oap->op_type == OP_NOP) == FAIL) 5994 clearopbeep(cap->oap); 5995 else 5996 { 5997 char_u *ptr = ml_get_curline(); 5998 5999 /* In Visual mode we may end up after the line. */ 6000 if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL) 6001 --curwin->w_cursor.col; 6002 6003 /* Decrease the cursor column until it's on a non-blank. */ 6004 while (curwin->w_cursor.col > 0 6005 && VIM_ISWHITE(ptr[curwin->w_cursor.col])) 6006 --curwin->w_cursor.col; 6007 curwin->w_set_curswant = TRUE; 6008 adjust_for_sel(cap); 6009 } 6010 break; 6011 6012 case '$': 6013 case K_END: 6014 case K_KEND: 6015 { 6016 int col_off = curwin_col_off(); 6017 6018 oap->motion_type = MCHAR; 6019 oap->inclusive = TRUE; 6020 if (curwin->w_p_wrap && curwin->w_width != 0) 6021 { 6022 curwin->w_curswant = MAXCOL; /* so we stay at the end */ 6023 if (cap->count1 == 1) 6024 { 6025 int width1 = curwin->w_width - col_off; 6026 int width2 = width1 + curwin_col_off2(); 6027 6028 validate_virtcol(); 6029 i = width1 - 1; 6030 if (curwin->w_virtcol >= (colnr_T)width1) 6031 i += ((curwin->w_virtcol - width1) / width2 + 1) 6032 * width2; 6033 coladvance((colnr_T)i); 6034 6035 /* Make sure we stick in this column. */ 6036 validate_virtcol(); 6037 curwin->w_curswant = curwin->w_virtcol; 6038 curwin->w_set_curswant = FALSE; 6039 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 6040 { 6041 /* 6042 * Check for landing on a character that got split at 6043 * the end of the line. We do not want to advance to 6044 * the next screen line. 6045 */ 6046 if (curwin->w_virtcol > (colnr_T)i) 6047 --curwin->w_cursor.col; 6048 } 6049 } 6050 else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL) 6051 clearopbeep(oap); 6052 } 6053 else 6054 { 6055 if (cap->count1 > 1) 6056 // if it fails, let the cursor still move to the last char 6057 (void)cursor_down(cap->count1 - 1, FALSE); 6058 6059 i = curwin->w_leftcol + curwin->w_width - col_off - 1; 6060 coladvance((colnr_T)i); 6061 6062 // Make sure we stick in this column. 6063 validate_virtcol(); 6064 curwin->w_curswant = curwin->w_virtcol; 6065 curwin->w_set_curswant = FALSE; 6066 } 6067 } 6068 break; 6069 6070 /* 6071 * "g*" and "g#", like "*" and "#" but without using "\<" and "\>" 6072 */ 6073 case '*': 6074 case '#': 6075 #if POUND != '#' 6076 case POUND: /* pound sign (sometimes equal to '#') */ 6077 #endif 6078 case Ctrl_RSB: /* :tag or :tselect for current identifier */ 6079 case ']': /* :tselect for current identifier */ 6080 nv_ident(cap); 6081 break; 6082 6083 /* 6084 * ge and gE: go back to end of word 6085 */ 6086 case 'e': 6087 case 'E': 6088 oap->motion_type = MCHAR; 6089 curwin->w_set_curswant = TRUE; 6090 oap->inclusive = TRUE; 6091 if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL) 6092 clearopbeep(oap); 6093 break; 6094 6095 /* 6096 * "g CTRL-G": display info about cursor position 6097 */ 6098 case Ctrl_G: 6099 cursor_pos_info(NULL); 6100 break; 6101 6102 /* 6103 * "gi": start Insert at the last position. 6104 */ 6105 case 'i': 6106 if (curbuf->b_last_insert.lnum != 0) 6107 { 6108 curwin->w_cursor = curbuf->b_last_insert; 6109 check_cursor_lnum(); 6110 i = (int)STRLEN(ml_get_curline()); 6111 if (curwin->w_cursor.col > (colnr_T)i) 6112 { 6113 if (virtual_active()) 6114 curwin->w_cursor.coladd += curwin->w_cursor.col - i; 6115 curwin->w_cursor.col = i; 6116 } 6117 } 6118 cap->cmdchar = 'i'; 6119 nv_edit(cap); 6120 break; 6121 6122 /* 6123 * "gI": Start insert in column 1. 6124 */ 6125 case 'I': 6126 beginline(0); 6127 if (!checkclearopq(oap)) 6128 invoke_edit(cap, FALSE, 'g', FALSE); 6129 break; 6130 6131 #ifdef FEAT_SEARCHPATH 6132 /* 6133 * "gf": goto file, edit file under cursor 6134 * "]f" and "[f": can also be used. 6135 */ 6136 case 'f': 6137 case 'F': 6138 nv_gotofile(cap); 6139 break; 6140 #endif 6141 6142 /* "g'm" and "g`m": jump to mark without setting pcmark */ 6143 case '\'': 6144 cap->arg = TRUE; 6145 /* FALLTHROUGH */ 6146 case '`': 6147 nv_gomark(cap); 6148 break; 6149 6150 /* 6151 * "gs": Goto sleep. 6152 */ 6153 case 's': 6154 do_sleep(cap->count1 * 1000L); 6155 break; 6156 6157 /* 6158 * "ga": Display the ascii value of the character under the 6159 * cursor. It is displayed in decimal, hex, and octal. -- webb 6160 */ 6161 case 'a': 6162 do_ascii(NULL); 6163 break; 6164 6165 /* 6166 * "g8": Display the bytes used for the UTF-8 character under the 6167 * cursor. It is displayed in hex. 6168 * "8g8" finds illegal byte sequence. 6169 */ 6170 case '8': 6171 if (cap->count0 == 8) 6172 utf_find_illegal(); 6173 else 6174 show_utf8(); 6175 break; 6176 6177 /* "g<": show scrollback text */ 6178 case '<': 6179 show_sb_text(); 6180 break; 6181 6182 /* 6183 * "gg": Goto the first line in file. With a count it goes to 6184 * that line number like for "G". -- webb 6185 */ 6186 case 'g': 6187 cap->arg = FALSE; 6188 nv_goto(cap); 6189 break; 6190 6191 /* 6192 * Two-character operators: 6193 * "gq" Format text 6194 * "gw" Format text and keep cursor position 6195 * "g~" Toggle the case of the text. 6196 * "gu" Change text to lower case. 6197 * "gU" Change text to upper case. 6198 * "g?" rot13 encoding 6199 * "g@" call 'operatorfunc' 6200 */ 6201 case 'q': 6202 case 'w': 6203 oap->cursor_start = curwin->w_cursor; 6204 /* FALLTHROUGH */ 6205 case '~': 6206 case 'u': 6207 case 'U': 6208 case '?': 6209 case '@': 6210 nv_operator(cap); 6211 break; 6212 6213 /* 6214 * "gd": Find first occurrence of pattern under the cursor in the 6215 * current function 6216 * "gD": idem, but in the current file. 6217 */ 6218 case 'd': 6219 case 'D': 6220 nv_gd(oap, cap->nchar, (int)cap->count0); 6221 break; 6222 6223 #ifdef FEAT_MOUSE 6224 /* 6225 * g<*Mouse> : <C-*mouse> 6226 */ 6227 case K_MIDDLEMOUSE: 6228 case K_MIDDLEDRAG: 6229 case K_MIDDLERELEASE: 6230 case K_LEFTMOUSE: 6231 case K_LEFTDRAG: 6232 case K_LEFTRELEASE: 6233 case K_MOUSEMOVE: 6234 case K_RIGHTMOUSE: 6235 case K_RIGHTDRAG: 6236 case K_RIGHTRELEASE: 6237 case K_X1MOUSE: 6238 case K_X1DRAG: 6239 case K_X1RELEASE: 6240 case K_X2MOUSE: 6241 case K_X2DRAG: 6242 case K_X2RELEASE: 6243 mod_mask = MOD_MASK_CTRL; 6244 (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0); 6245 break; 6246 #endif 6247 6248 case K_IGNORE: 6249 break; 6250 6251 /* 6252 * "gP" and "gp": same as "P" and "p" but leave cursor just after new text 6253 */ 6254 case 'p': 6255 case 'P': 6256 nv_put(cap); 6257 break; 6258 6259 #ifdef FEAT_BYTEOFF 6260 /* "go": goto byte count from start of buffer */ 6261 case 'o': 6262 goto_byte(cap->count0); 6263 break; 6264 #endif 6265 6266 /* "gQ": improved Ex mode */ 6267 case 'Q': 6268 if (text_locked()) 6269 { 6270 clearopbeep(cap->oap); 6271 text_locked_msg(); 6272 break; 6273 } 6274 6275 if (!checkclearopq(oap)) 6276 do_exmode(TRUE); 6277 break; 6278 6279 #ifdef FEAT_JUMPLIST 6280 case ',': 6281 nv_pcmark(cap); 6282 break; 6283 6284 case ';': 6285 cap->count1 = -cap->count1; 6286 nv_pcmark(cap); 6287 break; 6288 #endif 6289 6290 case 't': 6291 if (!checkclearop(oap)) 6292 goto_tabpage((int)cap->count0); 6293 break; 6294 case 'T': 6295 if (!checkclearop(oap)) 6296 goto_tabpage(-(int)cap->count1); 6297 break; 6298 6299 case '+': 6300 case '-': /* "g+" and "g-": undo or redo along the timeline */ 6301 if (!checkclearopq(oap)) 6302 undo_time(cap->nchar == '-' ? -cap->count1 : cap->count1, 6303 FALSE, FALSE, FALSE); 6304 break; 6305 6306 default: 6307 clearopbeep(oap); 6308 break; 6309 } 6310 } 6311 6312 /* 6313 * Handle "o" and "O" commands. 6314 */ 6315 static void 6316 n_opencmd(cmdarg_T *cap) 6317 { 6318 #ifdef FEAT_CONCEAL 6319 linenr_T oldline = curwin->w_cursor.lnum; 6320 #endif 6321 6322 if (!checkclearopq(cap->oap)) 6323 { 6324 #ifdef FEAT_FOLDING 6325 if (cap->cmdchar == 'O') 6326 /* Open above the first line of a folded sequence of lines */ 6327 (void)hasFolding(curwin->w_cursor.lnum, 6328 &curwin->w_cursor.lnum, NULL); 6329 else 6330 /* Open below the last line of a folded sequence of lines */ 6331 (void)hasFolding(curwin->w_cursor.lnum, 6332 NULL, &curwin->w_cursor.lnum); 6333 #endif 6334 if (u_save((linenr_T)(curwin->w_cursor.lnum - 6335 (cap->cmdchar == 'O' ? 1 : 0)), 6336 (linenr_T)(curwin->w_cursor.lnum + 6337 (cap->cmdchar == 'o' ? 1 : 0)) 6338 ) == OK 6339 && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD, 6340 has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM : 0, 6341 0) == OK) 6342 { 6343 #ifdef FEAT_CONCEAL 6344 if (curwin->w_p_cole > 0 && oldline != curwin->w_cursor.lnum) 6345 redrawWinline(curwin, oldline); 6346 #endif 6347 #ifdef FEAT_SYN_HL 6348 if (curwin->w_p_cul) 6349 /* force redraw of cursorline */ 6350 curwin->w_valid &= ~VALID_CROW; 6351 #endif 6352 /* When '#' is in 'cpoptions' ignore the count. */ 6353 if (vim_strchr(p_cpo, CPO_HASH) != NULL) 6354 cap->count1 = 1; 6355 invoke_edit(cap, FALSE, cap->cmdchar, TRUE); 6356 } 6357 } 6358 } 6359 6360 /* 6361 * "." command: redo last change. 6362 */ 6363 static void 6364 nv_dot(cmdarg_T *cap) 6365 { 6366 if (!checkclearopq(cap->oap)) 6367 { 6368 /* 6369 * If "restart_edit" is TRUE, the last but one command is repeated 6370 * instead of the last command (inserting text). This is used for 6371 * CTRL-O <.> in insert mode. 6372 */ 6373 if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL) 6374 clearopbeep(cap->oap); 6375 } 6376 } 6377 6378 /* 6379 * CTRL-R: undo undo 6380 */ 6381 static void 6382 nv_redo(cmdarg_T *cap) 6383 { 6384 if (!checkclearopq(cap->oap)) 6385 { 6386 u_redo((int)cap->count1); 6387 curwin->w_set_curswant = TRUE; 6388 } 6389 } 6390 6391 /* 6392 * Handle "U" command. 6393 */ 6394 static void 6395 nv_Undo(cmdarg_T *cap) 6396 { 6397 /* In Visual mode and typing "gUU" triggers an operator */ 6398 if (cap->oap->op_type == OP_UPPER || VIsual_active) 6399 { 6400 /* translate "gUU" to "gUgU" */ 6401 cap->cmdchar = 'g'; 6402 cap->nchar = 'U'; 6403 nv_operator(cap); 6404 } 6405 else if (!checkclearopq(cap->oap)) 6406 { 6407 u_undoline(); 6408 curwin->w_set_curswant = TRUE; 6409 } 6410 } 6411 6412 /* 6413 * '~' command: If tilde is not an operator and Visual is off: swap case of a 6414 * single character. 6415 */ 6416 static void 6417 nv_tilde(cmdarg_T *cap) 6418 { 6419 if (!p_to && !VIsual_active && cap->oap->op_type != OP_TILDE) 6420 { 6421 #ifdef FEAT_JOB_CHANNEL 6422 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 6423 { 6424 clearopbeep(cap->oap); 6425 return; 6426 } 6427 #endif 6428 n_swapchar(cap); 6429 } 6430 else 6431 nv_operator(cap); 6432 } 6433 6434 /* 6435 * Handle an operator command. 6436 * The actual work is done by do_pending_operator(). 6437 */ 6438 static void 6439 nv_operator(cmdarg_T *cap) 6440 { 6441 int op_type; 6442 6443 op_type = get_op_type(cap->cmdchar, cap->nchar); 6444 #ifdef FEAT_JOB_CHANNEL 6445 if (bt_prompt(curbuf) && op_is_change(op_type) && !prompt_curpos_editable()) 6446 { 6447 clearopbeep(cap->oap); 6448 return; 6449 } 6450 #endif 6451 6452 if (op_type == cap->oap->op_type) /* double operator works on lines */ 6453 nv_lineop(cap); 6454 else if (!checkclearop(cap->oap)) 6455 { 6456 cap->oap->start = curwin->w_cursor; 6457 cap->oap->op_type = op_type; 6458 #ifdef FEAT_EVAL 6459 set_op_var(op_type); 6460 #endif 6461 } 6462 } 6463 6464 #ifdef FEAT_EVAL 6465 /* 6466 * Set v:operator to the characters for "optype". 6467 */ 6468 static void 6469 set_op_var(int optype) 6470 { 6471 char_u opchars[3]; 6472 6473 if (optype == OP_NOP) 6474 set_vim_var_string(VV_OP, NULL, 0); 6475 else 6476 { 6477 opchars[0] = get_op_char(optype); 6478 opchars[1] = get_extra_op_char(optype); 6479 opchars[2] = NUL; 6480 set_vim_var_string(VV_OP, opchars, -1); 6481 } 6482 } 6483 #endif 6484 6485 /* 6486 * Handle linewise operator "dd", "yy", etc. 6487 * 6488 * "_" is is a strange motion command that helps make operators more logical. 6489 * It is actually implemented, but not documented in the real Vi. This motion 6490 * command actually refers to "the current line". Commands like "dd" and "yy" 6491 * are really an alternate form of "d_" and "y_". It does accept a count, so 6492 * "d3_" works to delete 3 lines. 6493 */ 6494 static void 6495 nv_lineop(cmdarg_T *cap) 6496 { 6497 cap->oap->motion_type = MLINE; 6498 if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL) 6499 clearopbeep(cap->oap); 6500 else if ( (cap->oap->op_type == OP_DELETE /* only with linewise motions */ 6501 && cap->oap->motion_force != 'v' 6502 && cap->oap->motion_force != Ctrl_V) 6503 || cap->oap->op_type == OP_LSHIFT 6504 || cap->oap->op_type == OP_RSHIFT) 6505 beginline(BL_SOL | BL_FIX); 6506 else if (cap->oap->op_type != OP_YANK) /* 'Y' does not move cursor */ 6507 beginline(BL_WHITE | BL_FIX); 6508 } 6509 6510 /* 6511 * <Home> command. 6512 */ 6513 static void 6514 nv_home(cmdarg_T *cap) 6515 { 6516 /* CTRL-HOME is like "gg" */ 6517 if (mod_mask & MOD_MASK_CTRL) 6518 nv_goto(cap); 6519 else 6520 { 6521 cap->count0 = 1; 6522 nv_pipe(cap); 6523 } 6524 ins_at_eol = FALSE; /* Don't move cursor past eol (only necessary in a 6525 one-character line). */ 6526 } 6527 6528 /* 6529 * "|" command. 6530 */ 6531 static void 6532 nv_pipe(cmdarg_T *cap) 6533 { 6534 cap->oap->motion_type = MCHAR; 6535 cap->oap->inclusive = FALSE; 6536 beginline(0); 6537 if (cap->count0 > 0) 6538 { 6539 coladvance((colnr_T)(cap->count0 - 1)); 6540 curwin->w_curswant = (colnr_T)(cap->count0 - 1); 6541 } 6542 else 6543 curwin->w_curswant = 0; 6544 /* keep curswant at the column where we wanted to go, not where 6545 * we ended; differs if line is too short */ 6546 curwin->w_set_curswant = FALSE; 6547 } 6548 6549 /* 6550 * Handle back-word command "b" and "B". 6551 * cap->arg is 1 for "B" 6552 */ 6553 static void 6554 nv_bck_word(cmdarg_T *cap) 6555 { 6556 cap->oap->motion_type = MCHAR; 6557 cap->oap->inclusive = FALSE; 6558 curwin->w_set_curswant = TRUE; 6559 if (bck_word(cap->count1, cap->arg, FALSE) == FAIL) 6560 clearopbeep(cap->oap); 6561 #ifdef FEAT_FOLDING 6562 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6563 foldOpenCursor(); 6564 #endif 6565 } 6566 6567 /* 6568 * Handle word motion commands "e", "E", "w" and "W". 6569 * cap->arg is TRUE for "E" and "W". 6570 */ 6571 static void 6572 nv_wordcmd(cmdarg_T *cap) 6573 { 6574 int n; 6575 int word_end; 6576 int flag = FALSE; 6577 pos_T startpos = curwin->w_cursor; 6578 6579 /* 6580 * Set inclusive for the "E" and "e" command. 6581 */ 6582 if (cap->cmdchar == 'e' || cap->cmdchar == 'E') 6583 word_end = TRUE; 6584 else 6585 word_end = FALSE; 6586 cap->oap->inclusive = word_end; 6587 6588 /* 6589 * "cw" and "cW" are a special case. 6590 */ 6591 if (!word_end && cap->oap->op_type == OP_CHANGE) 6592 { 6593 n = gchar_cursor(); 6594 if (n != NUL) /* not an empty line */ 6595 { 6596 if (VIM_ISWHITE(n)) 6597 { 6598 /* 6599 * Reproduce a funny Vi behaviour: "cw" on a blank only 6600 * changes one character, not all blanks until the start of 6601 * the next word. Only do this when the 'w' flag is included 6602 * in 'cpoptions'. 6603 */ 6604 if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL) 6605 { 6606 cap->oap->inclusive = TRUE; 6607 cap->oap->motion_type = MCHAR; 6608 return; 6609 } 6610 } 6611 else 6612 { 6613 /* 6614 * This is a little strange. To match what the real Vi does, 6615 * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided 6616 * that we are not on a space or a TAB. This seems impolite 6617 * at first, but it's really more what we mean when we say 6618 * 'cw'. 6619 * Another strangeness: When standing on the end of a word 6620 * "ce" will change until the end of the next word, but "cw" 6621 * will change only one character! This is done by setting 6622 * flag. 6623 */ 6624 cap->oap->inclusive = TRUE; 6625 word_end = TRUE; 6626 flag = TRUE; 6627 } 6628 } 6629 } 6630 6631 cap->oap->motion_type = MCHAR; 6632 curwin->w_set_curswant = TRUE; 6633 if (word_end) 6634 n = end_word(cap->count1, cap->arg, flag, FALSE); 6635 else 6636 n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP); 6637 6638 /* Don't leave the cursor on the NUL past the end of line. Unless we 6639 * didn't move it forward. */ 6640 if (LT_POS(startpos, curwin->w_cursor)) 6641 adjust_cursor(cap->oap); 6642 6643 if (n == FAIL && cap->oap->op_type == OP_NOP) 6644 clearopbeep(cap->oap); 6645 else 6646 { 6647 adjust_for_sel(cap); 6648 #ifdef FEAT_FOLDING 6649 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6650 foldOpenCursor(); 6651 #endif 6652 } 6653 } 6654 6655 /* 6656 * Used after a movement command: If the cursor ends up on the NUL after the 6657 * end of the line, may move it back to the last character and make the motion 6658 * inclusive. 6659 */ 6660 static void 6661 adjust_cursor(oparg_T *oap) 6662 { 6663 /* The cursor cannot remain on the NUL when: 6664 * - the column is > 0 6665 * - not in Visual mode or 'selection' is "o" 6666 * - 'virtualedit' is not "all" and not "onemore". 6667 */ 6668 if (curwin->w_cursor.col > 0 && gchar_cursor() == NUL 6669 && (!VIsual_active || *p_sel == 'o') 6670 && !virtual_active() && (ve_flags & VE_ONEMORE) == 0) 6671 { 6672 --curwin->w_cursor.col; 6673 /* prevent cursor from moving on the trail byte */ 6674 if (has_mbyte) 6675 mb_adjust_cursor(); 6676 oap->inclusive = TRUE; 6677 } 6678 } 6679 6680 /* 6681 * "0" and "^" commands. 6682 * cap->arg is the argument for beginline(). 6683 */ 6684 static void 6685 nv_beginline(cmdarg_T *cap) 6686 { 6687 cap->oap->motion_type = MCHAR; 6688 cap->oap->inclusive = FALSE; 6689 beginline(cap->arg); 6690 #ifdef FEAT_FOLDING 6691 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6692 foldOpenCursor(); 6693 #endif 6694 ins_at_eol = FALSE; /* Don't move cursor past eol (only necessary in a 6695 one-character line). */ 6696 } 6697 6698 /* 6699 * In exclusive Visual mode, may include the last character. 6700 */ 6701 static void 6702 adjust_for_sel(cmdarg_T *cap) 6703 { 6704 if (VIsual_active && cap->oap->inclusive && *p_sel == 'e' 6705 && gchar_cursor() != NUL && LT_POS(VIsual, curwin->w_cursor)) 6706 { 6707 if (has_mbyte) 6708 inc_cursor(); 6709 else 6710 ++curwin->w_cursor.col; 6711 cap->oap->inclusive = FALSE; 6712 } 6713 } 6714 6715 /* 6716 * Exclude last character at end of Visual area for 'selection' == "exclusive". 6717 * Should check VIsual_mode before calling this. 6718 * Returns TRUE when backed up to the previous line. 6719 */ 6720 int 6721 unadjust_for_sel(void) 6722 { 6723 pos_T *pp; 6724 6725 if (*p_sel == 'e' && !EQUAL_POS(VIsual, curwin->w_cursor)) 6726 { 6727 if (LT_POS(VIsual, curwin->w_cursor)) 6728 pp = &curwin->w_cursor; 6729 else 6730 pp = &VIsual; 6731 if (pp->coladd > 0) 6732 --pp->coladd; 6733 else 6734 if (pp->col > 0) 6735 { 6736 --pp->col; 6737 mb_adjustpos(curbuf, pp); 6738 } 6739 else if (pp->lnum > 1) 6740 { 6741 --pp->lnum; 6742 pp->col = (colnr_T)STRLEN(ml_get(pp->lnum)); 6743 return TRUE; 6744 } 6745 } 6746 return FALSE; 6747 } 6748 6749 /* 6750 * SELECT key in Normal or Visual mode: end of Select mode mapping. 6751 */ 6752 static void 6753 nv_select(cmdarg_T *cap) 6754 { 6755 if (VIsual_active) 6756 VIsual_select = TRUE; 6757 else if (VIsual_reselect) 6758 { 6759 cap->nchar = 'v'; /* fake "gv" command */ 6760 cap->arg = TRUE; 6761 nv_g_cmd(cap); 6762 } 6763 } 6764 6765 6766 /* 6767 * "G", "gg", CTRL-END, CTRL-HOME. 6768 * cap->arg is TRUE for "G". 6769 */ 6770 static void 6771 nv_goto(cmdarg_T *cap) 6772 { 6773 linenr_T lnum; 6774 6775 if (cap->arg) 6776 lnum = curbuf->b_ml.ml_line_count; 6777 else 6778 lnum = 1L; 6779 cap->oap->motion_type = MLINE; 6780 setpcmark(); 6781 6782 /* When a count is given, use it instead of the default lnum */ 6783 if (cap->count0 != 0) 6784 lnum = cap->count0; 6785 if (lnum < 1L) 6786 lnum = 1L; 6787 else if (lnum > curbuf->b_ml.ml_line_count) 6788 lnum = curbuf->b_ml.ml_line_count; 6789 curwin->w_cursor.lnum = lnum; 6790 beginline(BL_SOL | BL_FIX); 6791 #ifdef FEAT_FOLDING 6792 if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP) 6793 foldOpenCursor(); 6794 #endif 6795 } 6796 6797 /* 6798 * CTRL-\ in Normal mode. 6799 */ 6800 static void 6801 nv_normal(cmdarg_T *cap) 6802 { 6803 if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G) 6804 { 6805 clearop(cap->oap); 6806 if (restart_edit != 0 && mode_displayed) 6807 clear_cmdline = TRUE; /* unshow mode later */ 6808 restart_edit = 0; 6809 #ifdef FEAT_CMDWIN 6810 if (cmdwin_type != 0) 6811 cmdwin_result = Ctrl_C; 6812 #endif 6813 if (VIsual_active) 6814 { 6815 end_visual_mode(); /* stop Visual */ 6816 redraw_curbuf_later(INVERTED); 6817 } 6818 /* CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. */ 6819 if (cap->nchar == Ctrl_G && p_im) 6820 restart_edit = 'a'; 6821 } 6822 else 6823 clearopbeep(cap->oap); 6824 } 6825 6826 /* 6827 * ESC in Normal mode: beep, but don't flush buffers. 6828 * Don't even beep if we are canceling a command. 6829 */ 6830 static void 6831 nv_esc(cmdarg_T *cap) 6832 { 6833 int no_reason; 6834 6835 no_reason = (cap->oap->op_type == OP_NOP 6836 && cap->opcount == 0 6837 && cap->count0 == 0 6838 && cap->oap->regname == 0 6839 && !p_im); 6840 6841 if (cap->arg) /* TRUE for CTRL-C */ 6842 { 6843 if (restart_edit == 0 6844 #ifdef FEAT_CMDWIN 6845 && cmdwin_type == 0 6846 #endif 6847 && !VIsual_active 6848 && no_reason) 6849 { 6850 if (anyBufIsChanged()) 6851 msg(_("Type :qa! and press <Enter> to abandon all changes and exit Vim")); 6852 else 6853 msg(_("Type :qa and press <Enter> to exit Vim")); 6854 } 6855 6856 /* Don't reset "restart_edit" when 'insertmode' is set, it won't be 6857 * set again below when halfway a mapping. */ 6858 if (!p_im) 6859 restart_edit = 0; 6860 #ifdef FEAT_CMDWIN 6861 if (cmdwin_type != 0) 6862 { 6863 cmdwin_result = K_IGNORE; 6864 got_int = FALSE; /* don't stop executing autocommands et al. */ 6865 return; 6866 } 6867 #endif 6868 } 6869 6870 if (VIsual_active) 6871 { 6872 end_visual_mode(); /* stop Visual */ 6873 check_cursor_col(); /* make sure cursor is not beyond EOL */ 6874 curwin->w_set_curswant = TRUE; 6875 redraw_curbuf_later(INVERTED); 6876 } 6877 else if (no_reason) 6878 vim_beep(BO_ESC); 6879 clearop(cap->oap); 6880 6881 /* A CTRL-C is often used at the start of a menu. When 'insertmode' is 6882 * set return to Insert mode afterwards. */ 6883 if (restart_edit == 0 && goto_im() && ex_normal_busy == 0) 6884 restart_edit = 'a'; 6885 } 6886 6887 /* 6888 * Move the cursor for the "A" command. 6889 */ 6890 void 6891 set_cursor_for_append_to_line(void) 6892 { 6893 curwin->w_set_curswant = TRUE; 6894 if (ve_flags == VE_ALL) 6895 { 6896 int save_State = State; 6897 6898 /* Pretend Insert mode here to allow the cursor on the 6899 * character past the end of the line */ 6900 State = INSERT; 6901 coladvance((colnr_T)MAXCOL); 6902 State = save_State; 6903 } 6904 else 6905 curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor()); 6906 } 6907 6908 /* 6909 * Handle "A", "a", "I", "i" and <Insert> commands. 6910 * Also handle K_PS, start bracketed paste. 6911 */ 6912 static void 6913 nv_edit(cmdarg_T *cap) 6914 { 6915 /* <Insert> is equal to "i" */ 6916 if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS) 6917 cap->cmdchar = 'i'; 6918 6919 /* in Visual mode "A" and "I" are an operator */ 6920 if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I')) 6921 { 6922 #ifdef FEAT_TERMINAL 6923 if (term_in_normal_mode()) 6924 { 6925 end_visual_mode(); 6926 clearop(cap->oap); 6927 term_enter_job_mode(); 6928 return; 6929 } 6930 #endif 6931 v_visop(cap); 6932 } 6933 6934 /* in Visual mode and after an operator "a" and "i" are for text objects */ 6935 else if ((cap->cmdchar == 'a' || cap->cmdchar == 'i') 6936 && (cap->oap->op_type != OP_NOP || VIsual_active)) 6937 { 6938 #ifdef FEAT_TEXTOBJ 6939 nv_object(cap); 6940 #else 6941 clearopbeep(cap->oap); 6942 #endif 6943 } 6944 #ifdef FEAT_TERMINAL 6945 else if (term_in_normal_mode()) 6946 { 6947 clearop(cap->oap); 6948 term_enter_job_mode(); 6949 return; 6950 } 6951 #endif 6952 else if (!curbuf->b_p_ma && !p_im) 6953 { 6954 /* Only give this error when 'insertmode' is off. */ 6955 emsg(_(e_modifiable)); 6956 clearop(cap->oap); 6957 if (cap->cmdchar == K_PS) 6958 /* drop the pasted text */ 6959 bracketed_paste(PASTE_INSERT, TRUE, NULL); 6960 } 6961 else if (cap->cmdchar == K_PS && VIsual_active) 6962 { 6963 pos_T old_pos = curwin->w_cursor; 6964 pos_T old_visual = VIsual; 6965 6966 /* In Visual mode the selected text is deleted. */ 6967 if (VIsual_mode == 'V' || curwin->w_cursor.lnum != VIsual.lnum) 6968 { 6969 shift_delete_registers(); 6970 cap->oap->regname = '1'; 6971 } 6972 else 6973 cap->oap->regname = '-'; 6974 cap->cmdchar = 'd'; 6975 cap->nchar = NUL; 6976 nv_operator(cap); 6977 do_pending_operator(cap, 0, FALSE); 6978 cap->cmdchar = K_PS; 6979 6980 /* When the last char in the line was deleted then append. Detect this 6981 * by checking if the cursor moved to before the Visual area. */ 6982 if (*ml_get_cursor() != NUL && LT_POS(curwin->w_cursor, old_pos) 6983 && LT_POS(curwin->w_cursor, old_visual)) 6984 inc_cursor(); 6985 6986 /* Insert to replace the deleted text with the pasted text. */ 6987 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 6988 } 6989 else if (!checkclearopq(cap->oap)) 6990 { 6991 switch (cap->cmdchar) 6992 { 6993 case 'A': /* "A"ppend after the line */ 6994 set_cursor_for_append_to_line(); 6995 break; 6996 6997 case 'I': /* "I"nsert before the first non-blank */ 6998 if (vim_strchr(p_cpo, CPO_INSEND) == NULL) 6999 beginline(BL_WHITE); 7000 else 7001 beginline(BL_WHITE|BL_FIX); 7002 break; 7003 7004 case K_PS: 7005 /* Bracketed paste works like "a"ppend, unless the cursor is in 7006 * the first column, then it inserts. */ 7007 if (curwin->w_cursor.col == 0) 7008 break; 7009 /* FALLTHROUGH */ 7010 7011 case 'a': /* "a"ppend is like "i"nsert on the next character. */ 7012 /* increment coladd when in virtual space, increment the 7013 * column otherwise, also to append after an unprintable char */ 7014 if (virtual_active() 7015 && (curwin->w_cursor.coladd > 0 7016 || *ml_get_cursor() == NUL 7017 || *ml_get_cursor() == TAB)) 7018 curwin->w_cursor.coladd++; 7019 else if (*ml_get_cursor() != NUL) 7020 inc_cursor(); 7021 break; 7022 } 7023 7024 if (curwin->w_cursor.coladd && cap->cmdchar != 'A') 7025 { 7026 int save_State = State; 7027 7028 /* Pretend Insert mode here to allow the cursor on the 7029 * character past the end of the line */ 7030 State = INSERT; 7031 coladvance(getviscol()); 7032 State = save_State; 7033 } 7034 7035 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7036 } 7037 else if (cap->cmdchar == K_PS) 7038 /* drop the pasted text */ 7039 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7040 } 7041 7042 /* 7043 * Invoke edit() and take care of "restart_edit" and the return value. 7044 */ 7045 static void 7046 invoke_edit( 7047 cmdarg_T *cap, 7048 int repl, /* "r" or "gr" command */ 7049 int cmd, 7050 int startln) 7051 { 7052 int restart_edit_save = 0; 7053 7054 /* Complicated: When the user types "a<C-O>a" we don't want to do Insert 7055 * mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow 7056 * it. */ 7057 if (repl || !stuff_empty()) 7058 restart_edit_save = restart_edit; 7059 else 7060 restart_edit_save = 0; 7061 7062 /* Always reset "restart_edit", this is not a restarted edit. */ 7063 restart_edit = 0; 7064 7065 if (edit(cmd, startln, cap->count1)) 7066 cap->retval |= CA_COMMAND_BUSY; 7067 7068 if (restart_edit == 0) 7069 restart_edit = restart_edit_save; 7070 } 7071 7072 #ifdef FEAT_TEXTOBJ 7073 /* 7074 * "a" or "i" while an operator is pending or in Visual mode: object motion. 7075 */ 7076 static void 7077 nv_object( 7078 cmdarg_T *cap) 7079 { 7080 int flag; 7081 int include; 7082 char_u *mps_save; 7083 7084 if (cap->cmdchar == 'i') 7085 include = FALSE; /* "ix" = inner object: exclude white space */ 7086 else 7087 include = TRUE; /* "ax" = an object: include white space */ 7088 7089 /* Make sure (), [], {} and <> are in 'matchpairs' */ 7090 mps_save = curbuf->b_p_mps; 7091 curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>"; 7092 7093 switch (cap->nchar) 7094 { 7095 case 'w': /* "aw" = a word */ 7096 flag = current_word(cap->oap, cap->count1, include, FALSE); 7097 break; 7098 case 'W': /* "aW" = a WORD */ 7099 flag = current_word(cap->oap, cap->count1, include, TRUE); 7100 break; 7101 case 'b': /* "ab" = a braces block */ 7102 case '(': 7103 case ')': 7104 flag = current_block(cap->oap, cap->count1, include, '(', ')'); 7105 break; 7106 case 'B': /* "aB" = a Brackets block */ 7107 case '{': 7108 case '}': 7109 flag = current_block(cap->oap, cap->count1, include, '{', '}'); 7110 break; 7111 case '[': /* "a[" = a [] block */ 7112 case ']': 7113 flag = current_block(cap->oap, cap->count1, include, '[', ']'); 7114 break; 7115 case '<': /* "a<" = a <> block */ 7116 case '>': 7117 flag = current_block(cap->oap, cap->count1, include, '<', '>'); 7118 break; 7119 case 't': /* "at" = a tag block (xml and html) */ 7120 /* Do not adjust oap->end in do_pending_operator() 7121 * otherwise there are different results for 'dit' 7122 * (note leading whitespace in last line): 7123 * 1) <b> 2) <b> 7124 * foobar foobar 7125 * </b> </b> 7126 */ 7127 cap->retval |= CA_NO_ADJ_OP_END; 7128 flag = current_tagblock(cap->oap, cap->count1, include); 7129 break; 7130 case 'p': /* "ap" = a paragraph */ 7131 flag = current_par(cap->oap, cap->count1, include, 'p'); 7132 break; 7133 case 's': /* "as" = a sentence */ 7134 flag = current_sent(cap->oap, cap->count1, include); 7135 break; 7136 case '"': /* "a"" = a double quoted string */ 7137 case '\'': /* "a'" = a single quoted string */ 7138 case '`': /* "a`" = a backtick quoted string */ 7139 flag = current_quote(cap->oap, cap->count1, include, 7140 cap->nchar); 7141 break; 7142 #if 0 /* TODO */ 7143 case 'S': /* "aS" = a section */ 7144 case 'f': /* "af" = a filename */ 7145 case 'u': /* "au" = a URL */ 7146 #endif 7147 default: 7148 flag = FAIL; 7149 break; 7150 } 7151 7152 curbuf->b_p_mps = mps_save; 7153 if (flag == FAIL) 7154 clearopbeep(cap->oap); 7155 adjust_cursor_col(); 7156 curwin->w_set_curswant = TRUE; 7157 } 7158 #endif 7159 7160 /* 7161 * "q" command: Start/stop recording. 7162 * "q:", "q/", "q?": edit command-line in command-line window. 7163 */ 7164 static void 7165 nv_record(cmdarg_T *cap) 7166 { 7167 if (cap->oap->op_type == OP_FORMAT) 7168 { 7169 /* "gqq" is the same as "gqgq": format line */ 7170 cap->cmdchar = 'g'; 7171 cap->nchar = 'q'; 7172 nv_operator(cap); 7173 } 7174 else if (!checkclearop(cap->oap)) 7175 { 7176 #ifdef FEAT_CMDWIN 7177 if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?') 7178 { 7179 stuffcharReadbuff(cap->nchar); 7180 stuffcharReadbuff(K_CMDWIN); 7181 } 7182 else 7183 #endif 7184 /* (stop) recording into a named register, unless executing a 7185 * register */ 7186 if (reg_executing == 0 && do_record(cap->nchar) == FAIL) 7187 clearopbeep(cap->oap); 7188 } 7189 } 7190 7191 /* 7192 * Handle the "@r" command. 7193 */ 7194 static void 7195 nv_at(cmdarg_T *cap) 7196 { 7197 if (checkclearop(cap->oap)) 7198 return; 7199 #ifdef FEAT_EVAL 7200 if (cap->nchar == '=') 7201 { 7202 if (get_expr_register() == NUL) 7203 return; 7204 } 7205 #endif 7206 while (cap->count1-- && !got_int) 7207 { 7208 if (do_execreg(cap->nchar, FALSE, FALSE, FALSE) == FAIL) 7209 { 7210 clearopbeep(cap->oap); 7211 break; 7212 } 7213 line_breakcheck(); 7214 } 7215 } 7216 7217 /* 7218 * Handle the CTRL-U and CTRL-D commands. 7219 */ 7220 static void 7221 nv_halfpage(cmdarg_T *cap) 7222 { 7223 if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1) 7224 || (cap->cmdchar == Ctrl_D 7225 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)) 7226 clearopbeep(cap->oap); 7227 else if (!checkclearop(cap->oap)) 7228 halfpage(cap->cmdchar == Ctrl_D, cap->count0); 7229 } 7230 7231 /* 7232 * Handle "J" or "gJ" command. 7233 */ 7234 static void 7235 nv_join(cmdarg_T *cap) 7236 { 7237 if (VIsual_active) /* join the visual lines */ 7238 nv_operator(cap); 7239 else if (!checkclearop(cap->oap)) 7240 { 7241 if (cap->count0 <= 1) 7242 cap->count0 = 2; /* default for join is two lines! */ 7243 if (curwin->w_cursor.lnum + cap->count0 - 1 > 7244 curbuf->b_ml.ml_line_count) 7245 { 7246 /* can't join when on the last line */ 7247 if (cap->count0 <= 2) 7248 { 7249 clearopbeep(cap->oap); 7250 return; 7251 } 7252 cap->count0 = curbuf->b_ml.ml_line_count 7253 - curwin->w_cursor.lnum + 1; 7254 } 7255 7256 prep_redo(cap->oap->regname, cap->count0, 7257 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 7258 (void)do_join(cap->count0, cap->nchar == NUL, TRUE, TRUE, TRUE); 7259 } 7260 } 7261 7262 /* 7263 * "P", "gP", "p" and "gp" commands. 7264 */ 7265 static void 7266 nv_put(cmdarg_T *cap) 7267 { 7268 nv_put_opt(cap, FALSE); 7269 } 7270 7271 /* 7272 * "P", "gP", "p" and "gp" commands. 7273 * "fix_indent" is TRUE for "[p", "[P", "]p" and "]P". 7274 */ 7275 static void 7276 nv_put_opt(cmdarg_T *cap, int fix_indent) 7277 { 7278 int regname = 0; 7279 void *reg1 = NULL, *reg2 = NULL; 7280 int empty = FALSE; 7281 int was_visual = FALSE; 7282 int dir; 7283 int flags = 0; 7284 7285 if (cap->oap->op_type != OP_NOP) 7286 { 7287 #ifdef FEAT_DIFF 7288 /* "dp" is ":diffput" */ 7289 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p') 7290 { 7291 clearop(cap->oap); 7292 nv_diffgetput(TRUE, cap->opcount); 7293 } 7294 else 7295 #endif 7296 clearopbeep(cap->oap); 7297 } 7298 #ifdef FEAT_JOB_CHANNEL 7299 else if (bt_prompt(curbuf) && !prompt_curpos_editable()) 7300 { 7301 clearopbeep(cap->oap); 7302 } 7303 #endif 7304 else 7305 { 7306 if (fix_indent) 7307 { 7308 dir = (cap->cmdchar == ']' && cap->nchar == 'p') 7309 ? FORWARD : BACKWARD; 7310 flags |= PUT_FIXINDENT; 7311 } 7312 else 7313 dir = (cap->cmdchar == 'P' 7314 || (cap->cmdchar == 'g' && cap->nchar == 'P')) 7315 ? BACKWARD : FORWARD; 7316 prep_redo_cmd(cap); 7317 if (cap->cmdchar == 'g') 7318 flags |= PUT_CURSEND; 7319 7320 if (VIsual_active) 7321 { 7322 /* Putting in Visual mode: The put text replaces the selected 7323 * text. First delete the selected text, then put the new text. 7324 * Need to save and restore the registers that the delete 7325 * overwrites if the old contents is being put. 7326 */ 7327 was_visual = TRUE; 7328 regname = cap->oap->regname; 7329 #ifdef FEAT_CLIPBOARD 7330 adjust_clip_reg(®name); 7331 #endif 7332 if (regname == 0 || regname == '"' 7333 || VIM_ISDIGIT(regname) || regname == '-' 7334 #ifdef FEAT_CLIPBOARD 7335 || (clip_unnamed && (regname == '*' || regname == '+')) 7336 #endif 7337 7338 ) 7339 { 7340 /* The delete is going to overwrite the register we want to 7341 * put, save it first. */ 7342 reg1 = get_register(regname, TRUE); 7343 } 7344 7345 // Now delete the selected text. Avoid messages here. 7346 cap->cmdchar = 'd'; 7347 cap->nchar = NUL; 7348 cap->oap->regname = NUL; 7349 ++msg_silent; 7350 nv_operator(cap); 7351 do_pending_operator(cap, 0, FALSE); 7352 empty = (curbuf->b_ml.ml_flags & ML_EMPTY); 7353 --msg_silent; 7354 7355 /* delete PUT_LINE_BACKWARD; */ 7356 cap->oap->regname = regname; 7357 7358 if (reg1 != NULL) 7359 { 7360 /* Delete probably changed the register we want to put, save 7361 * it first. Then put back what was there before the delete. */ 7362 reg2 = get_register(regname, FALSE); 7363 put_register(regname, reg1); 7364 } 7365 7366 /* When deleted a linewise Visual area, put the register as 7367 * lines to avoid it joined with the next line. When deletion was 7368 * characterwise, split a line when putting lines. */ 7369 if (VIsual_mode == 'V') 7370 flags |= PUT_LINE; 7371 else if (VIsual_mode == 'v') 7372 flags |= PUT_LINE_SPLIT; 7373 if (VIsual_mode == Ctrl_V && dir == FORWARD) 7374 flags |= PUT_LINE_FORWARD; 7375 dir = BACKWARD; 7376 if ((VIsual_mode != 'V' 7377 && curwin->w_cursor.col < curbuf->b_op_start.col) 7378 || (VIsual_mode == 'V' 7379 && curwin->w_cursor.lnum < curbuf->b_op_start.lnum)) 7380 /* cursor is at the end of the line or end of file, put 7381 * forward. */ 7382 dir = FORWARD; 7383 /* May have been reset in do_put(). */ 7384 VIsual_active = TRUE; 7385 } 7386 do_put(cap->oap->regname, dir, cap->count1, flags); 7387 7388 /* If a register was saved, put it back now. */ 7389 if (reg2 != NULL) 7390 put_register(regname, reg2); 7391 7392 /* What to reselect with "gv"? Selecting the just put text seems to 7393 * be the most useful, since the original text was removed. */ 7394 if (was_visual) 7395 { 7396 curbuf->b_visual.vi_start = curbuf->b_op_start; 7397 curbuf->b_visual.vi_end = curbuf->b_op_end; 7398 /* need to adjust cursor position */ 7399 if (*p_sel == 'e') 7400 inc(&curbuf->b_visual.vi_end); 7401 } 7402 7403 /* When all lines were selected and deleted do_put() leaves an empty 7404 * line that needs to be deleted now. */ 7405 if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL) 7406 { 7407 ml_delete(curbuf->b_ml.ml_line_count, TRUE); 7408 deleted_lines(curbuf->b_ml.ml_line_count + 1, 1); 7409 7410 /* If the cursor was in that line, move it to the end of the last 7411 * line. */ 7412 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 7413 { 7414 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 7415 coladvance((colnr_T)MAXCOL); 7416 } 7417 } 7418 auto_format(FALSE, TRUE); 7419 } 7420 } 7421 7422 /* 7423 * "o" and "O" commands. 7424 */ 7425 static void 7426 nv_open(cmdarg_T *cap) 7427 { 7428 #ifdef FEAT_DIFF 7429 /* "do" is ":diffget" */ 7430 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o') 7431 { 7432 clearop(cap->oap); 7433 nv_diffgetput(FALSE, cap->opcount); 7434 } 7435 else 7436 #endif 7437 if (VIsual_active) /* switch start and end of visual */ 7438 v_swap_corners(cap->cmdchar); 7439 #ifdef FEAT_JOB_CHANNEL 7440 else if (bt_prompt(curbuf)) 7441 clearopbeep(cap->oap); 7442 #endif 7443 else 7444 n_opencmd(cap); 7445 } 7446 7447 #ifdef FEAT_NETBEANS_INTG 7448 static void 7449 nv_nbcmd(cmdarg_T *cap) 7450 { 7451 netbeans_keycommand(cap->nchar); 7452 } 7453 #endif 7454 7455 #ifdef FEAT_DND 7456 static void 7457 nv_drop(cmdarg_T *cap UNUSED) 7458 { 7459 do_put('~', BACKWARD, 1L, PUT_CURSEND); 7460 } 7461 #endif 7462 7463 /* 7464 * Trigger CursorHold event. 7465 * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the 7466 * input buffer. "did_cursorhold" is set to avoid retriggering. 7467 */ 7468 static void 7469 nv_cursorhold(cmdarg_T *cap) 7470 { 7471 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf); 7472 did_cursorhold = TRUE; 7473 cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */ 7474 } 7475