1 /* vi:set ts=8 sts=4 sw=4 noet: 2 * 3 * VIM - Vi IMproved by Bram Moolenaar 4 * 5 * Do ":help uganda" in Vim to read copying and usage conditions. 6 * Do ":help credits" in Vim to see a list of people who contributed. 7 * See README.txt for an overview of the Vim source code. 8 */ 9 /* 10 * normal.c: Contains the main routine for processing characters in command 11 * mode. Communicates closely with the code in ops.c to handle 12 * the operators. 13 */ 14 15 #include "vim.h" 16 17 static int VIsual_mode_orig = NUL; // saved Visual mode 18 static int restart_VIsual_select = 0; 19 20 #ifdef FEAT_EVAL 21 static void set_vcount_ca(cmdarg_T *cap, int *set_prevcount); 22 #endif 23 static int nv_compare(const void *s1, const void *s2); 24 static void unshift_special(cmdarg_T *cap); 25 #ifdef FEAT_CMDL_INFO 26 static void del_from_showcmd(int); 27 #endif 28 29 /* 30 * nv_*(): functions called to handle Normal and Visual mode commands. 31 * n_*(): functions called to handle Normal mode commands. 32 * v_*(): functions called to handle Visual mode commands. 33 */ 34 static void nv_ignore(cmdarg_T *cap); 35 static void nv_nop(cmdarg_T *cap); 36 static void nv_error(cmdarg_T *cap); 37 static void nv_help(cmdarg_T *cap); 38 static void nv_addsub(cmdarg_T *cap); 39 static void nv_page(cmdarg_T *cap); 40 static void nv_zet(cmdarg_T *cap); 41 #ifdef FEAT_GUI 42 static void nv_ver_scrollbar(cmdarg_T *cap); 43 static void nv_hor_scrollbar(cmdarg_T *cap); 44 #endif 45 #ifdef FEAT_GUI_TABLINE 46 static void nv_tabline(cmdarg_T *cap); 47 static void nv_tabmenu(cmdarg_T *cap); 48 #endif 49 static void nv_exmode(cmdarg_T *cap); 50 static void nv_colon(cmdarg_T *cap); 51 static void nv_ctrlg(cmdarg_T *cap); 52 static void nv_ctrlh(cmdarg_T *cap); 53 static void nv_clear(cmdarg_T *cap); 54 static void nv_ctrlo(cmdarg_T *cap); 55 static void nv_hat(cmdarg_T *cap); 56 static void nv_Zet(cmdarg_T *cap); 57 static void nv_ident(cmdarg_T *cap); 58 static void nv_tagpop(cmdarg_T *cap); 59 static void nv_scroll(cmdarg_T *cap); 60 static void nv_right(cmdarg_T *cap); 61 static void nv_left(cmdarg_T *cap); 62 static void nv_up(cmdarg_T *cap); 63 static void nv_down(cmdarg_T *cap); 64 static void nv_end(cmdarg_T *cap); 65 static void nv_dollar(cmdarg_T *cap); 66 static void nv_search(cmdarg_T *cap); 67 static void nv_next(cmdarg_T *cap); 68 static int normal_search(cmdarg_T *cap, int dir, char_u *pat, int opt, int *wrapped); 69 static void nv_csearch(cmdarg_T *cap); 70 static void nv_brackets(cmdarg_T *cap); 71 static void nv_percent(cmdarg_T *cap); 72 static void nv_brace(cmdarg_T *cap); 73 static void nv_mark(cmdarg_T *cap); 74 static void nv_findpar(cmdarg_T *cap); 75 static void nv_undo(cmdarg_T *cap); 76 static void nv_kundo(cmdarg_T *cap); 77 static void nv_Replace(cmdarg_T *cap); 78 static void nv_replace(cmdarg_T *cap); 79 static void nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos); 80 static void v_visop(cmdarg_T *cap); 81 static void nv_subst(cmdarg_T *cap); 82 static void nv_abbrev(cmdarg_T *cap); 83 static void nv_optrans(cmdarg_T *cap); 84 static void nv_gomark(cmdarg_T *cap); 85 static void nv_pcmark(cmdarg_T *cap); 86 static void nv_regname(cmdarg_T *cap); 87 static void nv_visual(cmdarg_T *cap); 88 static void n_start_visual_mode(int c); 89 static void nv_window(cmdarg_T *cap); 90 static void nv_suspend(cmdarg_T *cap); 91 static void nv_g_cmd(cmdarg_T *cap); 92 static void nv_dot(cmdarg_T *cap); 93 static void nv_redo(cmdarg_T *cap); 94 static void nv_Undo(cmdarg_T *cap); 95 static void nv_tilde(cmdarg_T *cap); 96 static void nv_operator(cmdarg_T *cap); 97 #ifdef FEAT_EVAL 98 static void set_op_var(int optype); 99 #endif 100 static void nv_lineop(cmdarg_T *cap); 101 static void nv_home(cmdarg_T *cap); 102 static void nv_pipe(cmdarg_T *cap); 103 static void nv_bck_word(cmdarg_T *cap); 104 static void nv_wordcmd(cmdarg_T *cap); 105 static void nv_beginline(cmdarg_T *cap); 106 static void adjust_cursor(oparg_T *oap); 107 static void adjust_for_sel(cmdarg_T *cap); 108 static void nv_select(cmdarg_T *cap); 109 static void nv_goto(cmdarg_T *cap); 110 static void nv_normal(cmdarg_T *cap); 111 static void nv_esc(cmdarg_T *oap); 112 static void nv_edit(cmdarg_T *cap); 113 static void invoke_edit(cmdarg_T *cap, int repl, int cmd, int startln); 114 #ifdef FEAT_TEXTOBJ 115 static void nv_object(cmdarg_T *cap); 116 #endif 117 static void nv_record(cmdarg_T *cap); 118 static void nv_at(cmdarg_T *cap); 119 static void nv_halfpage(cmdarg_T *cap); 120 static void nv_join(cmdarg_T *cap); 121 static void nv_put(cmdarg_T *cap); 122 static void nv_put_opt(cmdarg_T *cap, int fix_indent); 123 static void nv_open(cmdarg_T *cap); 124 #ifdef FEAT_NETBEANS_INTG 125 static void nv_nbcmd(cmdarg_T *cap); 126 #endif 127 #ifdef FEAT_DND 128 static void nv_drop(cmdarg_T *cap); 129 #endif 130 static void nv_cursorhold(cmdarg_T *cap); 131 132 static char *e_noident = N_("E349: No identifier under cursor"); 133 134 /* 135 * Function to be called for a Normal or Visual mode command. 136 * The argument is a cmdarg_T. 137 */ 138 typedef void (*nv_func_T)(cmdarg_T *cap); 139 140 // Values for cmd_flags. 141 #define NV_NCH 0x01 // may need to get a second char 142 #define NV_NCH_NOP (0x02|NV_NCH) // get second char when no operator pending 143 #define NV_NCH_ALW (0x04|NV_NCH) // always get a second char 144 #define NV_LANG 0x08 // second char needs language adjustment 145 146 #define NV_SS 0x10 // may start selection 147 #define NV_SSS 0x20 // may start selection with shift modifier 148 #define NV_STS 0x40 // may stop selection without shift modif. 149 #define NV_RL 0x80 // 'rightleft' modifies command 150 #define NV_KEEPREG 0x100 // don't clear regname 151 #define NV_NCW 0x200 // not allowed in command-line window 152 153 /* 154 * Generally speaking, every Normal mode command should either clear any 155 * pending operator (with *clearop*()), or set the motion type variable 156 * oap->motion_type. 157 * 158 * When a cursor motion command is made, it is marked as being a character or 159 * line oriented motion. Then, if an operator is in effect, the operation 160 * becomes character or line oriented accordingly. 161 */ 162 163 /* 164 * This table contains one entry for every Normal or Visual mode command. 165 * The order doesn't matter, init_normal_cmds() will create a sorted index. 166 * It is faster when all keys from zero to '~' are present. 167 */ 168 static const struct nv_cmd 169 { 170 int cmd_char; // (first) command character 171 nv_func_T cmd_func; // function for this command 172 short_u cmd_flags; // NV_ flags 173 short cmd_arg; // value for ca.arg 174 } nv_cmds[] = 175 { 176 {NUL, nv_error, 0, 0}, 177 {Ctrl_A, nv_addsub, 0, 0}, 178 {Ctrl_B, nv_page, NV_STS, BACKWARD}, 179 {Ctrl_C, nv_esc, 0, TRUE}, 180 {Ctrl_D, nv_halfpage, 0, 0}, 181 {Ctrl_E, nv_scroll_line, 0, TRUE}, 182 {Ctrl_F, nv_page, NV_STS, FORWARD}, 183 {Ctrl_G, nv_ctrlg, 0, 0}, 184 {Ctrl_H, nv_ctrlh, 0, 0}, 185 {Ctrl_I, nv_pcmark, 0, 0}, 186 {NL, nv_down, 0, FALSE}, 187 {Ctrl_K, nv_error, 0, 0}, 188 {Ctrl_L, nv_clear, 0, 0}, 189 {CAR, nv_down, 0, TRUE}, 190 {Ctrl_N, nv_down, NV_STS, FALSE}, 191 {Ctrl_O, nv_ctrlo, 0, 0}, 192 {Ctrl_P, nv_up, NV_STS, FALSE}, 193 {Ctrl_Q, nv_visual, 0, FALSE}, 194 {Ctrl_R, nv_redo, 0, 0}, 195 {Ctrl_S, nv_ignore, 0, 0}, 196 {Ctrl_T, nv_tagpop, NV_NCW, 0}, 197 {Ctrl_U, nv_halfpage, 0, 0}, 198 {Ctrl_V, nv_visual, 0, FALSE}, 199 {'V', nv_visual, 0, FALSE}, 200 {'v', nv_visual, 0, FALSE}, 201 {Ctrl_W, nv_window, 0, 0}, 202 {Ctrl_X, nv_addsub, 0, 0}, 203 {Ctrl_Y, nv_scroll_line, 0, FALSE}, 204 {Ctrl_Z, nv_suspend, 0, 0}, 205 {ESC, nv_esc, 0, FALSE}, 206 {Ctrl_BSL, nv_normal, NV_NCH_ALW, 0}, 207 {Ctrl_RSB, nv_ident, NV_NCW, 0}, 208 {Ctrl_HAT, nv_hat, NV_NCW, 0}, 209 {Ctrl__, nv_error, 0, 0}, 210 {' ', nv_right, 0, 0}, 211 {'!', nv_operator, 0, 0}, 212 {'"', nv_regname, NV_NCH_NOP|NV_KEEPREG, 0}, 213 {'#', nv_ident, 0, 0}, 214 {'$', nv_dollar, 0, 0}, 215 {'%', nv_percent, 0, 0}, 216 {'&', nv_optrans, 0, 0}, 217 {'\'', nv_gomark, NV_NCH_ALW, TRUE}, 218 {'(', nv_brace, 0, BACKWARD}, 219 {')', nv_brace, 0, FORWARD}, 220 {'*', nv_ident, 0, 0}, 221 {'+', nv_down, 0, TRUE}, 222 {',', nv_csearch, 0, TRUE}, 223 {'-', nv_up, 0, TRUE}, 224 {'.', nv_dot, NV_KEEPREG, 0}, 225 {'/', nv_search, 0, FALSE}, 226 {'0', nv_beginline, 0, 0}, 227 {'1', nv_ignore, 0, 0}, 228 {'2', nv_ignore, 0, 0}, 229 {'3', nv_ignore, 0, 0}, 230 {'4', nv_ignore, 0, 0}, 231 {'5', nv_ignore, 0, 0}, 232 {'6', nv_ignore, 0, 0}, 233 {'7', nv_ignore, 0, 0}, 234 {'8', nv_ignore, 0, 0}, 235 {'9', nv_ignore, 0, 0}, 236 {':', nv_colon, 0, 0}, 237 {';', nv_csearch, 0, FALSE}, 238 {'<', nv_operator, NV_RL, 0}, 239 {'=', nv_operator, 0, 0}, 240 {'>', nv_operator, NV_RL, 0}, 241 {'?', nv_search, 0, FALSE}, 242 {'@', nv_at, NV_NCH_NOP, FALSE}, 243 {'A', nv_edit, 0, 0}, 244 {'B', nv_bck_word, 0, 1}, 245 {'C', nv_abbrev, NV_KEEPREG, 0}, 246 {'D', nv_abbrev, NV_KEEPREG, 0}, 247 {'E', nv_wordcmd, 0, TRUE}, 248 {'F', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD}, 249 {'G', nv_goto, 0, TRUE}, 250 {'H', nv_scroll, 0, 0}, 251 {'I', nv_edit, 0, 0}, 252 {'J', nv_join, 0, 0}, 253 {'K', nv_ident, 0, 0}, 254 {'L', nv_scroll, 0, 0}, 255 {'M', nv_scroll, 0, 0}, 256 {'N', nv_next, 0, SEARCH_REV}, 257 {'O', nv_open, 0, 0}, 258 {'P', nv_put, 0, 0}, 259 {'Q', nv_exmode, NV_NCW, 0}, 260 {'R', nv_Replace, 0, FALSE}, 261 {'S', nv_subst, NV_KEEPREG, 0}, 262 {'T', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD}, 263 {'U', nv_Undo, 0, 0}, 264 {'W', nv_wordcmd, 0, TRUE}, 265 {'X', nv_abbrev, NV_KEEPREG, 0}, 266 {'Y', nv_abbrev, NV_KEEPREG, 0}, 267 {'Z', nv_Zet, NV_NCH_NOP|NV_NCW, 0}, 268 {'[', nv_brackets, NV_NCH_ALW, BACKWARD}, 269 {'\\', nv_error, 0, 0}, 270 {']', nv_brackets, NV_NCH_ALW, FORWARD}, 271 {'^', nv_beginline, 0, BL_WHITE | BL_FIX}, 272 {'_', nv_lineop, 0, 0}, 273 {'`', nv_gomark, NV_NCH_ALW, FALSE}, 274 {'a', nv_edit, NV_NCH, 0}, 275 {'b', nv_bck_word, 0, 0}, 276 {'c', nv_operator, 0, 0}, 277 {'d', nv_operator, 0, 0}, 278 {'e', nv_wordcmd, 0, FALSE}, 279 {'f', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD}, 280 {'g', nv_g_cmd, NV_NCH_ALW, FALSE}, 281 {'h', nv_left, NV_RL, 0}, 282 {'i', nv_edit, NV_NCH, 0}, 283 {'j', nv_down, 0, FALSE}, 284 {'k', nv_up, 0, FALSE}, 285 {'l', nv_right, NV_RL, 0}, 286 {'m', nv_mark, NV_NCH_NOP, 0}, 287 {'n', nv_next, 0, 0}, 288 {'o', nv_open, 0, 0}, 289 {'p', nv_put, 0, 0}, 290 {'q', nv_record, NV_NCH, 0}, 291 {'r', nv_replace, NV_NCH_NOP|NV_LANG, 0}, 292 {'s', nv_subst, NV_KEEPREG, 0}, 293 {'t', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD}, 294 {'u', nv_undo, 0, 0}, 295 {'w', nv_wordcmd, 0, FALSE}, 296 {'x', nv_abbrev, NV_KEEPREG, 0}, 297 {'y', nv_operator, 0, 0}, 298 {'z', nv_zet, NV_NCH_ALW, 0}, 299 {'{', nv_findpar, 0, BACKWARD}, 300 {'|', nv_pipe, 0, 0}, 301 {'}', nv_findpar, 0, FORWARD}, 302 {'~', nv_tilde, 0, 0}, 303 304 // pound sign 305 {POUND, nv_ident, 0, 0}, 306 {K_MOUSEUP, nv_mousescroll, 0, MSCR_UP}, 307 {K_MOUSEDOWN, nv_mousescroll, 0, MSCR_DOWN}, 308 {K_MOUSELEFT, nv_mousescroll, 0, MSCR_LEFT}, 309 {K_MOUSERIGHT, nv_mousescroll, 0, MSCR_RIGHT}, 310 {K_LEFTMOUSE, nv_mouse, 0, 0}, 311 {K_LEFTMOUSE_NM, nv_mouse, 0, 0}, 312 {K_LEFTDRAG, nv_mouse, 0, 0}, 313 {K_LEFTRELEASE, nv_mouse, 0, 0}, 314 {K_LEFTRELEASE_NM, nv_mouse, 0, 0}, 315 {K_MOUSEMOVE, nv_mouse, 0, 0}, 316 {K_MIDDLEMOUSE, nv_mouse, 0, 0}, 317 {K_MIDDLEDRAG, nv_mouse, 0, 0}, 318 {K_MIDDLERELEASE, nv_mouse, 0, 0}, 319 {K_RIGHTMOUSE, nv_mouse, 0, 0}, 320 {K_RIGHTDRAG, nv_mouse, 0, 0}, 321 {K_RIGHTRELEASE, nv_mouse, 0, 0}, 322 {K_X1MOUSE, nv_mouse, 0, 0}, 323 {K_X1DRAG, nv_mouse, 0, 0}, 324 {K_X1RELEASE, nv_mouse, 0, 0}, 325 {K_X2MOUSE, nv_mouse, 0, 0}, 326 {K_X2DRAG, nv_mouse, 0, 0}, 327 {K_X2RELEASE, nv_mouse, 0, 0}, 328 {K_IGNORE, nv_ignore, NV_KEEPREG, 0}, 329 {K_NOP, nv_nop, 0, 0}, 330 {K_INS, nv_edit, 0, 0}, 331 {K_KINS, nv_edit, 0, 0}, 332 {K_BS, nv_ctrlh, 0, 0}, 333 {K_UP, nv_up, NV_SSS|NV_STS, FALSE}, 334 {K_S_UP, nv_page, NV_SS, BACKWARD}, 335 {K_DOWN, nv_down, NV_SSS|NV_STS, FALSE}, 336 {K_S_DOWN, nv_page, NV_SS, FORWARD}, 337 {K_LEFT, nv_left, NV_SSS|NV_STS|NV_RL, 0}, 338 {K_S_LEFT, nv_bck_word, NV_SS|NV_RL, 0}, 339 {K_C_LEFT, nv_bck_word, NV_SSS|NV_RL|NV_STS, 1}, 340 {K_RIGHT, nv_right, NV_SSS|NV_STS|NV_RL, 0}, 341 {K_S_RIGHT, nv_wordcmd, NV_SS|NV_RL, FALSE}, 342 {K_C_RIGHT, nv_wordcmd, NV_SSS|NV_RL|NV_STS, TRUE}, 343 {K_PAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD}, 344 {K_KPAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD}, 345 {K_PAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD}, 346 {K_KPAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD}, 347 {K_END, nv_end, NV_SSS|NV_STS, FALSE}, 348 {K_KEND, nv_end, NV_SSS|NV_STS, FALSE}, 349 {K_S_END, nv_end, NV_SS, FALSE}, 350 {K_C_END, nv_end, NV_SSS|NV_STS, TRUE}, 351 {K_HOME, nv_home, NV_SSS|NV_STS, 0}, 352 {K_KHOME, nv_home, NV_SSS|NV_STS, 0}, 353 {K_S_HOME, nv_home, NV_SS, 0}, 354 {K_C_HOME, nv_goto, NV_SSS|NV_STS, FALSE}, 355 {K_DEL, nv_abbrev, 0, 0}, 356 {K_KDEL, nv_abbrev, 0, 0}, 357 {K_UNDO, nv_kundo, 0, 0}, 358 {K_HELP, nv_help, NV_NCW, 0}, 359 {K_F1, nv_help, NV_NCW, 0}, 360 {K_XF1, nv_help, NV_NCW, 0}, 361 {K_SELECT, nv_select, 0, 0}, 362 #ifdef FEAT_GUI 363 {K_VER_SCROLLBAR, nv_ver_scrollbar, 0, 0}, 364 {K_HOR_SCROLLBAR, nv_hor_scrollbar, 0, 0}, 365 #endif 366 #ifdef FEAT_GUI_TABLINE 367 {K_TABLINE, nv_tabline, 0, 0}, 368 {K_TABMENU, nv_tabmenu, 0, 0}, 369 #endif 370 #ifdef FEAT_NETBEANS_INTG 371 {K_F21, nv_nbcmd, NV_NCH_ALW, 0}, 372 #endif 373 #ifdef FEAT_DND 374 {K_DROP, nv_drop, NV_STS, 0}, 375 #endif 376 {K_CURSORHOLD, nv_cursorhold, NV_KEEPREG, 0}, 377 {K_PS, nv_edit, 0, 0}, 378 }; 379 380 // Number of commands in nv_cmds[]. 381 #define NV_CMDS_SIZE (sizeof(nv_cmds) / sizeof(struct nv_cmd)) 382 383 // Sorted index of commands in nv_cmds[]. 384 static short nv_cmd_idx[NV_CMDS_SIZE]; 385 386 // The highest index for which 387 // nv_cmds[idx].cmd_char == nv_cmd_idx[nv_cmds[idx].cmd_char] 388 static int nv_max_linear; 389 390 /* 391 * Compare functions for qsort() below, that checks the command character 392 * through the index in nv_cmd_idx[]. 393 */ 394 static int 395 nv_compare(const void *s1, const void *s2) 396 { 397 int c1, c2; 398 399 // The commands are sorted on absolute value. 400 c1 = nv_cmds[*(const short *)s1].cmd_char; 401 c2 = nv_cmds[*(const short *)s2].cmd_char; 402 if (c1 < 0) 403 c1 = -c1; 404 if (c2 < 0) 405 c2 = -c2; 406 return c1 - c2; 407 } 408 409 /* 410 * Initialize the nv_cmd_idx[] table. 411 */ 412 void 413 init_normal_cmds(void) 414 { 415 int i; 416 417 // Fill the index table with a one to one relation. 418 for (i = 0; i < (int)NV_CMDS_SIZE; ++i) 419 nv_cmd_idx[i] = i; 420 421 // Sort the commands by the command character. 422 qsort((void *)&nv_cmd_idx, (size_t)NV_CMDS_SIZE, sizeof(short), nv_compare); 423 424 // Find the first entry that can't be indexed by the command character. 425 for (i = 0; i < (int)NV_CMDS_SIZE; ++i) 426 if (i != nv_cmds[nv_cmd_idx[i]].cmd_char) 427 break; 428 nv_max_linear = i - 1; 429 } 430 431 /* 432 * Search for a command in the commands table. 433 * Returns -1 for invalid command. 434 */ 435 static int 436 find_command(int cmdchar) 437 { 438 int i; 439 int idx; 440 int top, bot; 441 int c; 442 443 // A multi-byte character is never a command. 444 if (cmdchar >= 0x100) 445 return -1; 446 447 // We use the absolute value of the character. Special keys have a 448 // negative value, but are sorted on their absolute value. 449 if (cmdchar < 0) 450 cmdchar = -cmdchar; 451 452 // If the character is in the first part: The character is the index into 453 // nv_cmd_idx[]. 454 if (cmdchar <= nv_max_linear) 455 return nv_cmd_idx[cmdchar]; 456 457 // Perform a binary search. 458 bot = nv_max_linear + 1; 459 top = NV_CMDS_SIZE - 1; 460 idx = -1; 461 while (bot <= top) 462 { 463 i = (top + bot) / 2; 464 c = nv_cmds[nv_cmd_idx[i]].cmd_char; 465 if (c < 0) 466 c = -c; 467 if (cmdchar == c) 468 { 469 idx = nv_cmd_idx[i]; 470 break; 471 } 472 if (cmdchar > c) 473 bot = i + 1; 474 else 475 top = i - 1; 476 } 477 return idx; 478 } 479 480 /* 481 * Execute a command in Normal mode. 482 */ 483 void 484 normal_cmd( 485 oparg_T *oap, 486 int toplevel UNUSED) // TRUE when called from main() 487 { 488 cmdarg_T ca; // command arguments 489 int c; 490 int ctrl_w = FALSE; // got CTRL-W command 491 int old_col = curwin->w_curswant; 492 #ifdef FEAT_CMDL_INFO 493 int need_flushbuf; // need to call out_flush() 494 #endif 495 pos_T old_pos; // cursor position before command 496 int mapped_len; 497 static int old_mapped_len = 0; 498 int idx; 499 #ifdef FEAT_EVAL 500 int set_prevcount = FALSE; 501 #endif 502 503 vim_memset(&ca, 0, sizeof(ca)); // also resets ca.retval 504 ca.oap = oap; 505 506 // Use a count remembered from before entering an operator. After typing 507 // "3d" we return from normal_cmd() and come back here, the "3" is 508 // remembered in "opcount". 509 ca.opcount = opcount; 510 511 /* 512 * If there is an operator pending, then the command we take this time 513 * will terminate it. Finish_op tells us to finish the operation before 514 * returning this time (unless the operation was cancelled). 515 */ 516 #ifdef CURSOR_SHAPE 517 c = finish_op; 518 #endif 519 finish_op = (oap->op_type != OP_NOP); 520 #ifdef CURSOR_SHAPE 521 if (finish_op != c) 522 { 523 ui_cursor_shape(); // may show different cursor shape 524 # ifdef FEAT_MOUSESHAPE 525 update_mouseshape(-1); 526 # endif 527 } 528 #endif 529 530 // When not finishing an operator and no register name typed, reset the 531 // count. 532 if (!finish_op && !oap->regname) 533 { 534 ca.opcount = 0; 535 #ifdef FEAT_EVAL 536 set_prevcount = TRUE; 537 #endif 538 } 539 540 // Restore counts from before receiving K_CURSORHOLD. This means after 541 // typing "3", handling K_CURSORHOLD and then typing "2" we get "32", not 542 // "3 * 2". 543 if (oap->prev_opcount > 0 || oap->prev_count0 > 0) 544 { 545 ca.opcount = oap->prev_opcount; 546 ca.count0 = oap->prev_count0; 547 oap->prev_opcount = 0; 548 oap->prev_count0 = 0; 549 } 550 551 mapped_len = typebuf_maplen(); 552 553 State = NORMAL_BUSY; 554 #ifdef USE_ON_FLY_SCROLL 555 dont_scroll = FALSE; // allow scrolling here 556 #endif 557 558 #ifdef FEAT_EVAL 559 // Set v:count here, when called from main() and not a stuffed 560 // command, so that v:count can be used in an expression mapping 561 // when there is no count. Do set it for redo. 562 if (toplevel && readbuf1_empty()) 563 set_vcount_ca(&ca, &set_prevcount); 564 #endif 565 566 /* 567 * Get the command character from the user. 568 */ 569 c = safe_vgetc(); 570 LANGMAP_ADJUST(c, get_real_state() != SELECTMODE); 571 572 /* 573 * If a mapping was started in Visual or Select mode, remember the length 574 * of the mapping. This is used below to not return to Insert mode for as 575 * long as the mapping is being executed. 576 */ 577 if (restart_edit == 0) 578 old_mapped_len = 0; 579 else if (old_mapped_len 580 || (VIsual_active && mapped_len == 0 && typebuf_maplen() > 0)) 581 old_mapped_len = typebuf_maplen(); 582 583 if (c == NUL) 584 c = K_ZERO; 585 586 /* 587 * In Select mode, typed text replaces the selection. 588 */ 589 if (VIsual_active 590 && VIsual_select 591 && (vim_isprintc(c) || c == NL || c == CAR || c == K_KENTER)) 592 { 593 // Fake a "c"hange command. When "restart_edit" is set (e.g., because 594 // 'insertmode' is set) fake a "d"elete command, Insert mode will 595 // restart automatically. 596 // Insert the typed character in the typeahead buffer, so that it can 597 // be mapped in Insert mode. Required for ":lmap" to work. 598 ins_char_typebuf(c); 599 if (restart_edit != 0) 600 c = 'd'; 601 else 602 c = 'c'; 603 msg_nowait = TRUE; // don't delay going to insert mode 604 old_mapped_len = 0; // do go to Insert mode 605 } 606 607 #ifdef FEAT_CMDL_INFO 608 need_flushbuf = add_to_showcmd(c); 609 #endif 610 611 getcount: 612 if (!(VIsual_active && VIsual_select)) 613 { 614 /* 615 * Handle a count before a command and compute ca.count0. 616 * Note that '0' is a command and not the start of a count, but it's 617 * part of a count after other digits. 618 */ 619 while ( (c >= '1' && c <= '9') 620 || (ca.count0 != 0 && (c == K_DEL || c == K_KDEL || c == '0'))) 621 { 622 if (c == K_DEL || c == K_KDEL) 623 { 624 ca.count0 /= 10; 625 #ifdef FEAT_CMDL_INFO 626 del_from_showcmd(4); // delete the digit and ~@% 627 #endif 628 } 629 else 630 ca.count0 = ca.count0 * 10 + (c - '0'); 631 if (ca.count0 < 0) // got too large! 632 ca.count0 = 999999999L; 633 #ifdef FEAT_EVAL 634 // Set v:count here, when called from main() and not a stuffed 635 // command, so that v:count can be used in an expression mapping 636 // right after the count. Do set it for redo. 637 if (toplevel && readbuf1_empty()) 638 set_vcount_ca(&ca, &set_prevcount); 639 #endif 640 if (ctrl_w) 641 { 642 ++no_mapping; 643 ++allow_keys; // no mapping for nchar, but keys 644 } 645 ++no_zero_mapping; // don't map zero here 646 c = plain_vgetc(); 647 LANGMAP_ADJUST(c, TRUE); 648 --no_zero_mapping; 649 if (ctrl_w) 650 { 651 --no_mapping; 652 --allow_keys; 653 } 654 #ifdef FEAT_CMDL_INFO 655 need_flushbuf |= add_to_showcmd(c); 656 #endif 657 } 658 659 /* 660 * If we got CTRL-W there may be a/another count 661 */ 662 if (c == Ctrl_W && !ctrl_w && oap->op_type == OP_NOP) 663 { 664 ctrl_w = TRUE; 665 ca.opcount = ca.count0; // remember first count 666 ca.count0 = 0; 667 ++no_mapping; 668 ++allow_keys; // no mapping for nchar, but keys 669 c = plain_vgetc(); // get next character 670 LANGMAP_ADJUST(c, TRUE); 671 --no_mapping; 672 --allow_keys; 673 #ifdef FEAT_CMDL_INFO 674 need_flushbuf |= add_to_showcmd(c); 675 #endif 676 goto getcount; // jump back 677 } 678 } 679 680 if (c == K_CURSORHOLD) 681 { 682 // Save the count values so that ca.opcount and ca.count0 are exactly 683 // the same when coming back here after handling K_CURSORHOLD. 684 oap->prev_opcount = ca.opcount; 685 oap->prev_count0 = ca.count0; 686 } 687 else if (ca.opcount != 0) 688 { 689 /* 690 * If we're in the middle of an operator (including after entering a 691 * yank buffer with '"') AND we had a count before the operator, then 692 * that count overrides the current value of ca.count0. 693 * What this means effectively, is that commands like "3dw" get turned 694 * into "d3w" which makes things fall into place pretty neatly. 695 * If you give a count before AND after the operator, they are 696 * multiplied. 697 */ 698 if (ca.count0) 699 ca.count0 *= ca.opcount; 700 else 701 ca.count0 = ca.opcount; 702 } 703 704 /* 705 * Always remember the count. It will be set to zero (on the next call, 706 * above) when there is no pending operator. 707 * When called from main(), save the count for use by the "count" built-in 708 * variable. 709 */ 710 ca.opcount = ca.count0; 711 ca.count1 = (ca.count0 == 0 ? 1 : ca.count0); 712 713 #ifdef FEAT_EVAL 714 /* 715 * Only set v:count when called from main() and not a stuffed command. 716 * Do set it for redo. 717 */ 718 if (toplevel && readbuf1_empty()) 719 set_vcount(ca.count0, ca.count1, set_prevcount); 720 #endif 721 722 /* 723 * Find the command character in the table of commands. 724 * For CTRL-W we already got nchar when looking for a count. 725 */ 726 if (ctrl_w) 727 { 728 ca.nchar = c; 729 ca.cmdchar = Ctrl_W; 730 } 731 else 732 ca.cmdchar = c; 733 idx = find_command(ca.cmdchar); 734 if (idx < 0) 735 { 736 // Not a known command: beep. 737 clearopbeep(oap); 738 goto normal_end; 739 } 740 741 if (text_locked() && (nv_cmds[idx].cmd_flags & NV_NCW)) 742 { 743 // This command is not allowed while editing a cmdline: beep. 744 clearopbeep(oap); 745 text_locked_msg(); 746 goto normal_end; 747 } 748 if ((nv_cmds[idx].cmd_flags & NV_NCW) && curbuf_locked()) 749 goto normal_end; 750 751 /* 752 * In Visual/Select mode, a few keys are handled in a special way. 753 */ 754 if (VIsual_active) 755 { 756 // when 'keymodel' contains "stopsel" may stop Select/Visual mode 757 if (km_stopsel 758 && (nv_cmds[idx].cmd_flags & NV_STS) 759 && !(mod_mask & MOD_MASK_SHIFT)) 760 { 761 end_visual_mode(); 762 redraw_curbuf_later(INVERTED); 763 } 764 765 // Keys that work different when 'keymodel' contains "startsel" 766 if (km_startsel) 767 { 768 if (nv_cmds[idx].cmd_flags & NV_SS) 769 { 770 unshift_special(&ca); 771 idx = find_command(ca.cmdchar); 772 if (idx < 0) 773 { 774 // Just in case 775 clearopbeep(oap); 776 goto normal_end; 777 } 778 } 779 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 780 && (mod_mask & MOD_MASK_SHIFT)) 781 mod_mask &= ~MOD_MASK_SHIFT; 782 } 783 } 784 785 #ifdef FEAT_RIGHTLEFT 786 if (curwin->w_p_rl && KeyTyped && !KeyStuffed 787 && (nv_cmds[idx].cmd_flags & NV_RL)) 788 { 789 // Invert horizontal movements and operations. Only when typed by the 790 // user directly, not when the result of a mapping or "x" translated 791 // to "dl". 792 switch (ca.cmdchar) 793 { 794 case 'l': ca.cmdchar = 'h'; break; 795 case K_RIGHT: ca.cmdchar = K_LEFT; break; 796 case K_S_RIGHT: ca.cmdchar = K_S_LEFT; break; 797 case K_C_RIGHT: ca.cmdchar = K_C_LEFT; break; 798 case 'h': ca.cmdchar = 'l'; break; 799 case K_LEFT: ca.cmdchar = K_RIGHT; break; 800 case K_S_LEFT: ca.cmdchar = K_S_RIGHT; break; 801 case K_C_LEFT: ca.cmdchar = K_C_RIGHT; break; 802 case '>': ca.cmdchar = '<'; break; 803 case '<': ca.cmdchar = '>'; break; 804 } 805 idx = find_command(ca.cmdchar); 806 } 807 #endif 808 809 /* 810 * Get an additional character if we need one. 811 */ 812 if ((nv_cmds[idx].cmd_flags & NV_NCH) 813 && (((nv_cmds[idx].cmd_flags & NV_NCH_NOP) == NV_NCH_NOP 814 && oap->op_type == OP_NOP) 815 || (nv_cmds[idx].cmd_flags & NV_NCH_ALW) == NV_NCH_ALW 816 || (ca.cmdchar == 'q' 817 && oap->op_type == OP_NOP 818 && reg_recording == 0 819 && reg_executing == 0) 820 || ((ca.cmdchar == 'a' || ca.cmdchar == 'i') 821 && (oap->op_type != OP_NOP || VIsual_active)))) 822 { 823 int *cp; 824 int repl = FALSE; // get character for replace mode 825 int lit = FALSE; // get extra character literally 826 int langmap_active = FALSE; // using :lmap mappings 827 int lang; // getting a text character 828 #ifdef HAVE_INPUT_METHOD 829 int save_smd; // saved value of p_smd 830 #endif 831 832 ++no_mapping; 833 ++allow_keys; // no mapping for nchar, but allow key codes 834 // Don't generate a CursorHold event here, most commands can't handle 835 // it, e.g., nv_replace(), nv_csearch(). 836 did_cursorhold = TRUE; 837 if (ca.cmdchar == 'g') 838 { 839 /* 840 * For 'g' get the next character now, so that we can check for 841 * "gr", "g'" and "g`". 842 */ 843 ca.nchar = plain_vgetc(); 844 LANGMAP_ADJUST(ca.nchar, TRUE); 845 #ifdef FEAT_CMDL_INFO 846 need_flushbuf |= add_to_showcmd(ca.nchar); 847 #endif 848 if (ca.nchar == 'r' || ca.nchar == '\'' || ca.nchar == '`' 849 || ca.nchar == Ctrl_BSL) 850 { 851 cp = &ca.extra_char; // need to get a third character 852 if (ca.nchar != 'r') 853 lit = TRUE; // get it literally 854 else 855 repl = TRUE; // get it in replace mode 856 } 857 else 858 cp = NULL; // no third character needed 859 } 860 else 861 { 862 if (ca.cmdchar == 'r') // get it in replace mode 863 repl = TRUE; 864 cp = &ca.nchar; 865 } 866 lang = (repl || (nv_cmds[idx].cmd_flags & NV_LANG)); 867 868 /* 869 * Get a second or third character. 870 */ 871 if (cp != NULL) 872 { 873 if (repl) 874 { 875 State = REPLACE; // pretend Replace mode 876 #ifdef CURSOR_SHAPE 877 ui_cursor_shape(); // show different cursor shape 878 #endif 879 } 880 if (lang && curbuf->b_p_iminsert == B_IMODE_LMAP) 881 { 882 // Allow mappings defined with ":lmap". 883 --no_mapping; 884 --allow_keys; 885 if (repl) 886 State = LREPLACE; 887 else 888 State = LANGMAP; 889 langmap_active = TRUE; 890 } 891 #ifdef HAVE_INPUT_METHOD 892 save_smd = p_smd; 893 p_smd = FALSE; // Don't let the IM code show the mode here 894 if (lang && curbuf->b_p_iminsert == B_IMODE_IM) 895 im_set_active(TRUE); 896 #endif 897 898 *cp = plain_vgetc(); 899 900 if (langmap_active) 901 { 902 // Undo the decrement done above 903 ++no_mapping; 904 ++allow_keys; 905 State = NORMAL_BUSY; 906 } 907 #ifdef HAVE_INPUT_METHOD 908 if (lang) 909 { 910 if (curbuf->b_p_iminsert != B_IMODE_LMAP) 911 im_save_status(&curbuf->b_p_iminsert); 912 im_set_active(FALSE); 913 } 914 p_smd = save_smd; 915 #endif 916 State = NORMAL_BUSY; 917 #ifdef FEAT_CMDL_INFO 918 need_flushbuf |= add_to_showcmd(*cp); 919 #endif 920 921 if (!lit) 922 { 923 #ifdef FEAT_DIGRAPHS 924 // Typing CTRL-K gets a digraph. 925 if (*cp == Ctrl_K 926 && ((nv_cmds[idx].cmd_flags & NV_LANG) 927 || cp == &ca.extra_char) 928 && vim_strchr(p_cpo, CPO_DIGRAPH) == NULL) 929 { 930 c = get_digraph(FALSE); 931 if (c > 0) 932 { 933 *cp = c; 934 # ifdef FEAT_CMDL_INFO 935 // Guessing how to update showcmd here... 936 del_from_showcmd(3); 937 need_flushbuf |= add_to_showcmd(*cp); 938 # endif 939 } 940 } 941 #endif 942 943 // adjust chars > 127, except after "tTfFr" commands 944 LANGMAP_ADJUST(*cp, !lang); 945 #ifdef FEAT_RIGHTLEFT 946 // adjust Hebrew mapped char 947 if (p_hkmap && lang && KeyTyped) 948 *cp = hkmap(*cp); 949 #endif 950 } 951 952 /* 953 * When the next character is CTRL-\ a following CTRL-N means the 954 * command is aborted and we go to Normal mode. 955 */ 956 if (cp == &ca.extra_char 957 && ca.nchar == Ctrl_BSL 958 && (ca.extra_char == Ctrl_N || ca.extra_char == Ctrl_G)) 959 { 960 ca.cmdchar = Ctrl_BSL; 961 ca.nchar = ca.extra_char; 962 idx = find_command(ca.cmdchar); 963 } 964 else if ((ca.nchar == 'n' || ca.nchar == 'N') && ca.cmdchar == 'g') 965 ca.oap->op_type = get_op_type(*cp, NUL); 966 else if (*cp == Ctrl_BSL) 967 { 968 long towait = (p_ttm >= 0 ? p_ttm : p_tm); 969 970 // There is a busy wait here when typing "f<C-\>" and then 971 // something different from CTRL-N. Can't be avoided. 972 while ((c = vpeekc()) <= 0 && towait > 0L) 973 { 974 do_sleep(towait > 50L ? 50L : towait); 975 towait -= 50L; 976 } 977 if (c > 0) 978 { 979 c = plain_vgetc(); 980 if (c != Ctrl_N && c != Ctrl_G) 981 vungetc(c); 982 else 983 { 984 ca.cmdchar = Ctrl_BSL; 985 ca.nchar = c; 986 idx = find_command(ca.cmdchar); 987 } 988 } 989 } 990 991 // When getting a text character and the next character is a 992 // multi-byte character, it could be a composing character. 993 // However, don't wait for it to arrive. Also, do enable mapping, 994 // because if it's put back with vungetc() it's too late to apply 995 // mapping. 996 --no_mapping; 997 while (enc_utf8 && lang && (c = vpeekc()) > 0 998 && (c >= 0x100 || MB_BYTE2LEN(vpeekc()) > 1)) 999 { 1000 c = plain_vgetc(); 1001 if (!utf_iscomposing(c)) 1002 { 1003 vungetc(c); // it wasn't, put it back 1004 break; 1005 } 1006 else if (ca.ncharC1 == 0) 1007 ca.ncharC1 = c; 1008 else 1009 ca.ncharC2 = c; 1010 } 1011 ++no_mapping; 1012 } 1013 --no_mapping; 1014 --allow_keys; 1015 } 1016 1017 #ifdef FEAT_CMDL_INFO 1018 /* 1019 * Flush the showcmd characters onto the screen so we can see them while 1020 * the command is being executed. Only do this when the shown command was 1021 * actually displayed, otherwise this will slow down a lot when executing 1022 * mappings. 1023 */ 1024 if (need_flushbuf) 1025 out_flush(); 1026 #endif 1027 if (ca.cmdchar != K_IGNORE) 1028 did_cursorhold = FALSE; 1029 1030 State = NORMAL; 1031 1032 if (ca.nchar == ESC) 1033 { 1034 clearop(oap); 1035 if (restart_edit == 0 && goto_im()) 1036 restart_edit = 'a'; 1037 goto normal_end; 1038 } 1039 1040 if (ca.cmdchar != K_IGNORE) 1041 { 1042 msg_didout = FALSE; // don't scroll screen up for normal command 1043 msg_col = 0; 1044 } 1045 1046 old_pos = curwin->w_cursor; // remember where cursor was 1047 1048 // When 'keymodel' contains "startsel" some keys start Select/Visual 1049 // mode. 1050 if (!VIsual_active && km_startsel) 1051 { 1052 if (nv_cmds[idx].cmd_flags & NV_SS) 1053 { 1054 start_selection(); 1055 unshift_special(&ca); 1056 idx = find_command(ca.cmdchar); 1057 } 1058 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 1059 && (mod_mask & MOD_MASK_SHIFT)) 1060 { 1061 start_selection(); 1062 mod_mask &= ~MOD_MASK_SHIFT; 1063 } 1064 } 1065 1066 /* 1067 * Execute the command! 1068 * Call the command function found in the commands table. 1069 */ 1070 ca.arg = nv_cmds[idx].cmd_arg; 1071 (nv_cmds[idx].cmd_func)(&ca); 1072 1073 /* 1074 * If we didn't start or finish an operator, reset oap->regname, unless we 1075 * need it later. 1076 */ 1077 if (!finish_op 1078 && !oap->op_type 1079 && (idx < 0 || !(nv_cmds[idx].cmd_flags & NV_KEEPREG))) 1080 { 1081 clearop(oap); 1082 #ifdef FEAT_EVAL 1083 { 1084 int regname = 0; 1085 1086 // Adjust the register according to 'clipboard', so that when 1087 // "unnamed" is present it becomes '*' or '+' instead of '"'. 1088 # ifdef FEAT_CLIPBOARD 1089 adjust_clip_reg(®name); 1090 # endif 1091 set_reg_var(regname); 1092 } 1093 #endif 1094 } 1095 1096 // Get the length of mapped chars again after typing a count, second 1097 // character or "z333<cr>". 1098 if (old_mapped_len > 0) 1099 old_mapped_len = typebuf_maplen(); 1100 1101 /* 1102 * If an operation is pending, handle it. But not for K_IGNORE. 1103 */ 1104 if (ca.cmdchar != K_IGNORE) 1105 do_pending_operator(&ca, old_col, FALSE); 1106 1107 /* 1108 * Wait for a moment when a message is displayed that will be overwritten 1109 * by the mode message. 1110 * In Visual mode and with "^O" in Insert mode, a short message will be 1111 * overwritten by the mode message. Wait a bit, until a key is hit. 1112 * In Visual mode, it's more important to keep the Visual area updated 1113 * than keeping a message (e.g. from a /pat search). 1114 * Only do this if the command was typed, not from a mapping. 1115 * Don't wait when emsg_silent is non-zero. 1116 * Also wait a bit after an error message, e.g. for "^O:". 1117 * Don't redraw the screen, it would remove the message. 1118 */ 1119 if ( ((p_smd 1120 && msg_silent == 0 1121 && (restart_edit != 0 1122 || (VIsual_active 1123 && old_pos.lnum == curwin->w_cursor.lnum 1124 && old_pos.col == curwin->w_cursor.col) 1125 ) 1126 && (clear_cmdline 1127 || redraw_cmdline) 1128 && (msg_didout || (msg_didany && msg_scroll)) 1129 && !msg_nowait 1130 && KeyTyped) 1131 || (restart_edit != 0 1132 && !VIsual_active 1133 && (msg_scroll 1134 || emsg_on_display))) 1135 && oap->regname == 0 1136 && !(ca.retval & CA_COMMAND_BUSY) 1137 && stuff_empty() 1138 && typebuf_typed() 1139 && emsg_silent == 0 1140 && !did_wait_return 1141 && oap->op_type == OP_NOP) 1142 { 1143 int save_State = State; 1144 1145 // Draw the cursor with the right shape here 1146 if (restart_edit != 0) 1147 State = INSERT; 1148 1149 // If need to redraw, and there is a "keep_msg", redraw before the 1150 // delay 1151 if (must_redraw && keep_msg != NULL && !emsg_on_display) 1152 { 1153 char_u *kmsg; 1154 1155 kmsg = keep_msg; 1156 keep_msg = NULL; 1157 // Showmode() will clear keep_msg, but we want to use it anyway. 1158 // First update w_topline. 1159 setcursor(); 1160 update_screen(0); 1161 // now reset it, otherwise it's put in the history again 1162 keep_msg = kmsg; 1163 1164 kmsg = vim_strsave(keep_msg); 1165 if (kmsg != NULL) 1166 { 1167 msg_attr((char *)kmsg, keep_msg_attr); 1168 vim_free(kmsg); 1169 } 1170 } 1171 setcursor(); 1172 #ifdef CURSOR_SHAPE 1173 ui_cursor_shape(); // may show different cursor shape 1174 #endif 1175 cursor_on(); 1176 out_flush(); 1177 if (msg_scroll || emsg_on_display) 1178 ui_delay(1003L, TRUE); // wait at least one second 1179 ui_delay(3003L, FALSE); // wait up to three seconds 1180 State = save_State; 1181 1182 msg_scroll = FALSE; 1183 emsg_on_display = FALSE; 1184 } 1185 1186 /* 1187 * Finish up after executing a Normal mode command. 1188 */ 1189 normal_end: 1190 1191 msg_nowait = FALSE; 1192 1193 // Reset finish_op, in case it was set 1194 #ifdef CURSOR_SHAPE 1195 c = finish_op; 1196 #endif 1197 finish_op = FALSE; 1198 #ifdef CURSOR_SHAPE 1199 // Redraw the cursor with another shape, if we were in Operator-pending 1200 // mode or did a replace command. 1201 if (c || ca.cmdchar == 'r') 1202 { 1203 ui_cursor_shape(); // may show different cursor shape 1204 # ifdef FEAT_MOUSESHAPE 1205 update_mouseshape(-1); 1206 # endif 1207 } 1208 #endif 1209 1210 #ifdef FEAT_CMDL_INFO 1211 if (oap->op_type == OP_NOP && oap->regname == 0 1212 && ca.cmdchar != K_CURSORHOLD) 1213 clear_showcmd(); 1214 #endif 1215 1216 checkpcmark(); // check if we moved since setting pcmark 1217 vim_free(ca.searchbuf); 1218 1219 if (has_mbyte) 1220 mb_adjust_cursor(); 1221 1222 if (curwin->w_p_scb && toplevel) 1223 { 1224 validate_cursor(); // may need to update w_leftcol 1225 do_check_scrollbind(TRUE); 1226 } 1227 1228 if (curwin->w_p_crb && toplevel) 1229 { 1230 validate_cursor(); // may need to update w_leftcol 1231 do_check_cursorbind(); 1232 } 1233 1234 #ifdef FEAT_TERMINAL 1235 // don't go to Insert mode if a terminal has a running job 1236 if (term_job_running(curbuf->b_term)) 1237 restart_edit = 0; 1238 #endif 1239 1240 /* 1241 * May restart edit(), if we got here with CTRL-O in Insert mode (but not 1242 * if still inside a mapping that started in Visual mode). 1243 * May switch from Visual to Select mode after CTRL-O command. 1244 */ 1245 if ( oap->op_type == OP_NOP 1246 && ((restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1247 || restart_VIsual_select == 1) 1248 && !(ca.retval & CA_COMMAND_BUSY) 1249 && stuff_empty() 1250 && oap->regname == 0) 1251 { 1252 if (restart_VIsual_select == 1) 1253 { 1254 VIsual_select = TRUE; 1255 showmode(); 1256 restart_VIsual_select = 0; 1257 } 1258 if (restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1259 (void)edit(restart_edit, FALSE, 1L); 1260 } 1261 1262 if (restart_VIsual_select == 2) 1263 restart_VIsual_select = 1; 1264 1265 // Save count before an operator for next time. 1266 opcount = ca.opcount; 1267 } 1268 1269 #ifdef FEAT_EVAL 1270 /* 1271 * Set v:count and v:count1 according to "cap". 1272 * Set v:prevcount only when "set_prevcount" is TRUE. 1273 */ 1274 static void 1275 set_vcount_ca(cmdarg_T *cap, int *set_prevcount) 1276 { 1277 long count = cap->count0; 1278 1279 // multiply with cap->opcount the same way as above 1280 if (cap->opcount != 0) 1281 count = cap->opcount * (count == 0 ? 1 : count); 1282 set_vcount(count, count == 0 ? 1 : count, *set_prevcount); 1283 *set_prevcount = FALSE; // only set v:prevcount once 1284 } 1285 #endif 1286 1287 /* 1288 * Check if highlighting for Visual mode is possible, give a warning message 1289 * if not. 1290 */ 1291 void 1292 check_visual_highlight(void) 1293 { 1294 static int did_check = FALSE; 1295 1296 if (full_screen) 1297 { 1298 if (!did_check && HL_ATTR(HLF_V) == 0) 1299 msg(_("Warning: terminal cannot highlight")); 1300 did_check = TRUE; 1301 } 1302 } 1303 1304 /* 1305 * End Visual mode. 1306 * This function should ALWAYS be called to end Visual mode, except from 1307 * do_pending_operator(). 1308 */ 1309 void 1310 end_visual_mode(void) 1311 { 1312 #ifdef FEAT_CLIPBOARD 1313 /* 1314 * If we are using the clipboard, then remember what was selected in case 1315 * we need to paste it somewhere while we still own the selection. 1316 * Only do this when the clipboard is already owned. Don't want to grab 1317 * the selection when hitting ESC. 1318 */ 1319 if (clip_star.available && clip_star.owned) 1320 clip_auto_select(); 1321 #endif 1322 1323 VIsual_active = FALSE; 1324 setmouse(); 1325 mouse_dragging = 0; 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 char_u *saved_w_sbr = curwin->w_p_sbr; 1778 1779 // Make 'sbr' empty for a moment to get the correct size. 1780 p_sbr = empty_option; 1781 curwin->w_p_sbr = empty_option; 1782 # endif 1783 getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol); 1784 # ifdef FEAT_LINEBREAK 1785 p_sbr = saved_sbr; 1786 curwin->w_p_sbr = saved_w_sbr; 1787 # endif 1788 sprintf((char *)showcmd_buf, "%ldx%ld", lines, 1789 (long)(rightcol - leftcol + 1)); 1790 } 1791 else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum) 1792 sprintf((char *)showcmd_buf, "%ld", lines); 1793 else 1794 { 1795 char_u *s, *e; 1796 int l; 1797 int bytes = 0; 1798 int chars = 0; 1799 1800 if (cursor_bot) 1801 { 1802 s = ml_get_pos(&VIsual); 1803 e = ml_get_cursor(); 1804 } 1805 else 1806 { 1807 s = ml_get_cursor(); 1808 e = ml_get_pos(&VIsual); 1809 } 1810 while ((*p_sel != 'e') ? s <= e : s < e) 1811 { 1812 l = (*mb_ptr2len)(s); 1813 if (l == 0) 1814 { 1815 ++bytes; 1816 ++chars; 1817 break; // end of line 1818 } 1819 bytes += l; 1820 ++chars; 1821 s += l; 1822 } 1823 if (bytes == chars) 1824 sprintf((char *)showcmd_buf, "%d", chars); 1825 else 1826 sprintf((char *)showcmd_buf, "%d-%d", chars, bytes); 1827 } 1828 showcmd_buf[SHOWCMD_COLS] = NUL; // truncate 1829 showcmd_visual = TRUE; 1830 } 1831 else 1832 { 1833 showcmd_buf[0] = NUL; 1834 showcmd_visual = FALSE; 1835 1836 // Don't actually display something if there is nothing to clear. 1837 if (showcmd_is_clear) 1838 return; 1839 } 1840 1841 display_showcmd(); 1842 } 1843 1844 /* 1845 * Add 'c' to string of shown command chars. 1846 * Return TRUE if output has been written (and setcursor() has been called). 1847 */ 1848 int 1849 add_to_showcmd(int c) 1850 { 1851 char_u *p; 1852 int old_len; 1853 int extra_len; 1854 int overflow; 1855 int i; 1856 static int ignore[] = 1857 { 1858 #ifdef FEAT_GUI 1859 K_VER_SCROLLBAR, K_HOR_SCROLLBAR, 1860 K_LEFTMOUSE_NM, K_LEFTRELEASE_NM, 1861 #endif 1862 K_IGNORE, K_PS, 1863 K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE, K_MOUSEMOVE, 1864 K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE, 1865 K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE, 1866 K_MOUSEDOWN, K_MOUSEUP, K_MOUSELEFT, K_MOUSERIGHT, 1867 K_X1MOUSE, K_X1DRAG, K_X1RELEASE, K_X2MOUSE, K_X2DRAG, K_X2RELEASE, 1868 K_CURSORHOLD, 1869 0 1870 }; 1871 1872 if (!p_sc || msg_silent != 0) 1873 return FALSE; 1874 1875 if (showcmd_visual) 1876 { 1877 showcmd_buf[0] = NUL; 1878 showcmd_visual = FALSE; 1879 } 1880 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 1887 p = transchar(c); 1888 if (*p == ' ') 1889 STRCPY(p, "<20>"); 1890 old_len = (int)STRLEN(showcmd_buf); 1891 extra_len = (int)STRLEN(p); 1892 overflow = old_len + extra_len - SHOWCMD_COLS; 1893 if (overflow > 0) 1894 mch_memmove(showcmd_buf, showcmd_buf + overflow, 1895 old_len - overflow + 1); 1896 STRCAT(showcmd_buf, p); 1897 1898 if (char_avail()) 1899 return FALSE; 1900 1901 display_showcmd(); 1902 1903 return TRUE; 1904 } 1905 1906 void 1907 add_to_showcmd_c(int c) 1908 { 1909 if (!add_to_showcmd(c)) 1910 setcursor(); 1911 } 1912 1913 /* 1914 * Delete 'len' characters from the end of the shown command. 1915 */ 1916 static void 1917 del_from_showcmd(int len) 1918 { 1919 int old_len; 1920 1921 if (!p_sc) 1922 return; 1923 1924 old_len = (int)STRLEN(showcmd_buf); 1925 if (len > old_len) 1926 len = old_len; 1927 showcmd_buf[old_len - len] = NUL; 1928 1929 if (!char_avail()) 1930 display_showcmd(); 1931 } 1932 1933 /* 1934 * push_showcmd() and pop_showcmd() are used when waiting for the user to type 1935 * something and there is a partial mapping. 1936 */ 1937 void 1938 push_showcmd(void) 1939 { 1940 if (p_sc) 1941 STRCPY(old_showcmd_buf, showcmd_buf); 1942 } 1943 1944 void 1945 pop_showcmd(void) 1946 { 1947 if (!p_sc) 1948 return; 1949 1950 STRCPY(showcmd_buf, old_showcmd_buf); 1951 1952 display_showcmd(); 1953 } 1954 1955 static void 1956 display_showcmd(void) 1957 { 1958 int len; 1959 1960 cursor_off(); 1961 1962 len = (int)STRLEN(showcmd_buf); 1963 if (len == 0) 1964 showcmd_is_clear = TRUE; 1965 else 1966 { 1967 screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0); 1968 showcmd_is_clear = FALSE; 1969 } 1970 1971 /* 1972 * clear the rest of an old message by outputting up to SHOWCMD_COLS 1973 * spaces 1974 */ 1975 screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0); 1976 1977 setcursor(); // put cursor back where it belongs 1978 } 1979 #endif 1980 1981 /* 1982 * When "check" is FALSE, prepare for commands that scroll the window. 1983 * When "check" is TRUE, take care of scroll-binding after the window has 1984 * scrolled. Called from normal_cmd() and edit(). 1985 */ 1986 void 1987 do_check_scrollbind(int check) 1988 { 1989 static win_T *old_curwin = NULL; 1990 static linenr_T old_topline = 0; 1991 #ifdef FEAT_DIFF 1992 static int old_topfill = 0; 1993 #endif 1994 static buf_T *old_buf = NULL; 1995 static colnr_T old_leftcol = 0; 1996 1997 if (check && curwin->w_p_scb) 1998 { 1999 // If a ":syncbind" command was just used, don't scroll, only reset 2000 // the values. 2001 if (did_syncbind) 2002 did_syncbind = FALSE; 2003 else if (curwin == old_curwin) 2004 { 2005 /* 2006 * Synchronize other windows, as necessary according to 2007 * 'scrollbind'. Don't do this after an ":edit" command, except 2008 * when 'diff' is set. 2009 */ 2010 if ((curwin->w_buffer == old_buf 2011 #ifdef FEAT_DIFF 2012 || curwin->w_p_diff 2013 #endif 2014 ) 2015 && (curwin->w_topline != old_topline 2016 #ifdef FEAT_DIFF 2017 || curwin->w_topfill != old_topfill 2018 #endif 2019 || curwin->w_leftcol != old_leftcol)) 2020 { 2021 check_scrollbind(curwin->w_topline - old_topline, 2022 (long)(curwin->w_leftcol - old_leftcol)); 2023 } 2024 } 2025 else if (vim_strchr(p_sbo, 'j')) // jump flag set in 'scrollopt' 2026 { 2027 /* 2028 * When switching between windows, make sure that the relative 2029 * vertical offset is valid for the new window. The relative 2030 * offset is invalid whenever another 'scrollbind' window has 2031 * scrolled to a point that would force the current window to 2032 * scroll past the beginning or end of its buffer. When the 2033 * resync is performed, some of the other 'scrollbind' windows may 2034 * need to jump so that the current window's relative position is 2035 * visible on-screen. 2036 */ 2037 check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L); 2038 } 2039 curwin->w_scbind_pos = curwin->w_topline; 2040 } 2041 2042 old_curwin = curwin; 2043 old_topline = curwin->w_topline; 2044 #ifdef FEAT_DIFF 2045 old_topfill = curwin->w_topfill; 2046 #endif 2047 old_buf = curwin->w_buffer; 2048 old_leftcol = curwin->w_leftcol; 2049 } 2050 2051 /* 2052 * Synchronize any windows that have "scrollbind" set, based on the 2053 * number of rows by which the current window has changed 2054 * (1998-11-02 16:21:01 R. Edward Ralston <[email protected]>) 2055 */ 2056 void 2057 check_scrollbind(linenr_T topline_diff, long leftcol_diff) 2058 { 2059 int want_ver; 2060 int want_hor; 2061 win_T *old_curwin = curwin; 2062 buf_T *old_curbuf = curbuf; 2063 int old_VIsual_select = VIsual_select; 2064 int old_VIsual_active = VIsual_active; 2065 colnr_T tgt_leftcol = curwin->w_leftcol; 2066 long topline; 2067 long y; 2068 2069 /* 2070 * check 'scrollopt' string for vertical and horizontal scroll options 2071 */ 2072 want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0); 2073 #ifdef FEAT_DIFF 2074 want_ver |= old_curwin->w_p_diff; 2075 #endif 2076 want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0)); 2077 2078 /* 2079 * loop through the scrollbound windows and scroll accordingly 2080 */ 2081 VIsual_select = VIsual_active = 0; 2082 FOR_ALL_WINDOWS(curwin) 2083 { 2084 curbuf = curwin->w_buffer; 2085 // skip original window and windows with 'noscrollbind' 2086 if (curwin != old_curwin && curwin->w_p_scb) 2087 { 2088 /* 2089 * do the vertical scroll 2090 */ 2091 if (want_ver) 2092 { 2093 #ifdef FEAT_DIFF 2094 if (old_curwin->w_p_diff && curwin->w_p_diff) 2095 { 2096 diff_set_topline(old_curwin, curwin); 2097 } 2098 else 2099 #endif 2100 { 2101 curwin->w_scbind_pos += topline_diff; 2102 topline = curwin->w_scbind_pos; 2103 if (topline > curbuf->b_ml.ml_line_count) 2104 topline = curbuf->b_ml.ml_line_count; 2105 if (topline < 1) 2106 topline = 1; 2107 2108 y = topline - curwin->w_topline; 2109 if (y > 0) 2110 scrollup(y, FALSE); 2111 else 2112 scrolldown(-y, FALSE); 2113 } 2114 2115 redraw_later(VALID); 2116 cursor_correct(); 2117 curwin->w_redr_status = TRUE; 2118 } 2119 2120 /* 2121 * do the horizontal scroll 2122 */ 2123 if (want_hor && curwin->w_leftcol != tgt_leftcol) 2124 { 2125 curwin->w_leftcol = tgt_leftcol; 2126 leftcol_changed(); 2127 } 2128 } 2129 } 2130 2131 /* 2132 * reset current-window 2133 */ 2134 VIsual_select = old_VIsual_select; 2135 VIsual_active = old_VIsual_active; 2136 curwin = old_curwin; 2137 curbuf = old_curbuf; 2138 } 2139 2140 /* 2141 * Command character that's ignored. 2142 * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use 2143 * xon/xoff. 2144 */ 2145 static void 2146 nv_ignore(cmdarg_T *cap) 2147 { 2148 cap->retval |= CA_COMMAND_BUSY; // don't call edit() now 2149 } 2150 2151 /* 2152 * Command character that doesn't do anything, but unlike nv_ignore() does 2153 * start edit(). Used for "startinsert" executed while starting up. 2154 */ 2155 static void 2156 nv_nop(cmdarg_T *cap UNUSED) 2157 { 2158 } 2159 2160 /* 2161 * Command character doesn't exist. 2162 */ 2163 static void 2164 nv_error(cmdarg_T *cap) 2165 { 2166 clearopbeep(cap->oap); 2167 } 2168 2169 /* 2170 * <Help> and <F1> commands. 2171 */ 2172 static void 2173 nv_help(cmdarg_T *cap) 2174 { 2175 if (!checkclearopq(cap->oap)) 2176 ex_help(NULL); 2177 } 2178 2179 /* 2180 * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor. 2181 */ 2182 static void 2183 nv_addsub(cmdarg_T *cap) 2184 { 2185 #ifdef FEAT_JOB_CHANNEL 2186 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 2187 clearopbeep(cap->oap); 2188 else 2189 #endif 2190 if (!VIsual_active && cap->oap->op_type == OP_NOP) 2191 { 2192 prep_redo_cmd(cap); 2193 cap->oap->op_type = cap->cmdchar == Ctrl_A ? OP_NR_ADD : OP_NR_SUB; 2194 op_addsub(cap->oap, cap->count1, cap->arg); 2195 cap->oap->op_type = OP_NOP; 2196 } 2197 else if (VIsual_active) 2198 nv_operator(cap); 2199 else 2200 clearop(cap->oap); 2201 } 2202 2203 /* 2204 * CTRL-F, CTRL-B, etc: Scroll page up or down. 2205 */ 2206 static void 2207 nv_page(cmdarg_T *cap) 2208 { 2209 if (!checkclearop(cap->oap)) 2210 { 2211 if (mod_mask & MOD_MASK_CTRL) 2212 { 2213 // <C-PageUp>: tab page back; <C-PageDown>: tab page forward 2214 if (cap->arg == BACKWARD) 2215 goto_tabpage(-(int)cap->count1); 2216 else 2217 goto_tabpage((int)cap->count0); 2218 } 2219 else 2220 (void)onepage(cap->arg, cap->count1); 2221 } 2222 } 2223 2224 /* 2225 * Implementation of "gd" and "gD" command. 2226 */ 2227 static void 2228 nv_gd( 2229 oparg_T *oap, 2230 int nchar, 2231 int thisblock) // 1 for "1gd" and "1gD" 2232 { 2233 int len; 2234 char_u *ptr; 2235 2236 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0 2237 || find_decl(ptr, len, nchar == 'd', thisblock, SEARCH_START) 2238 == FAIL) 2239 clearopbeep(oap); 2240 #ifdef FEAT_FOLDING 2241 else if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP) 2242 foldOpenCursor(); 2243 #endif 2244 } 2245 2246 /* 2247 * Return TRUE if line[offset] is not inside a C-style comment or string, FALSE 2248 * otherwise. 2249 */ 2250 static int 2251 is_ident(char_u *line, int offset) 2252 { 2253 int i; 2254 int incomment = FALSE; 2255 int instring = 0; 2256 int prev = 0; 2257 2258 for (i = 0; i < offset && line[i] != NUL; i++) 2259 { 2260 if (instring != 0) 2261 { 2262 if (prev != '\\' && line[i] == instring) 2263 instring = 0; 2264 } 2265 else if ((line[i] == '"' || line[i] == '\'') && !incomment) 2266 { 2267 instring = line[i]; 2268 } 2269 else 2270 { 2271 if (incomment) 2272 { 2273 if (prev == '*' && line[i] == '/') 2274 incomment = FALSE; 2275 } 2276 else if (prev == '/' && line[i] == '*') 2277 { 2278 incomment = TRUE; 2279 } 2280 else if (prev == '/' && line[i] == '/') 2281 { 2282 return FALSE; 2283 } 2284 } 2285 2286 prev = line[i]; 2287 } 2288 2289 return incomment == FALSE && instring == 0; 2290 } 2291 2292 /* 2293 * Search for variable declaration of "ptr[len]". 2294 * When "locally" is TRUE in the current function ("gd"), otherwise in the 2295 * current file ("gD"). 2296 * When "thisblock" is TRUE check the {} block scope. 2297 * Return FAIL when not found. 2298 */ 2299 int 2300 find_decl( 2301 char_u *ptr, 2302 int len, 2303 int locally, 2304 int thisblock, 2305 int flags_arg) // flags passed to searchit() 2306 { 2307 char_u *pat; 2308 pos_T old_pos; 2309 pos_T par_pos; 2310 pos_T found_pos; 2311 int t; 2312 int save_p_ws; 2313 int save_p_scs; 2314 int retval = OK; 2315 int incll; 2316 int searchflags = flags_arg; 2317 int valid; 2318 2319 if ((pat = alloc(len + 7)) == NULL) 2320 return FAIL; 2321 2322 // Put "\V" before the pattern to avoid that the special meaning of "." 2323 // and "~" causes trouble. 2324 sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s", 2325 len, ptr); 2326 old_pos = curwin->w_cursor; 2327 save_p_ws = p_ws; 2328 save_p_scs = p_scs; 2329 p_ws = FALSE; // don't wrap around end of file now 2330 p_scs = FALSE; // don't switch ignorecase off now 2331 2332 /* 2333 * With "gD" go to line 1. 2334 * With "gd" Search back for the start of the current function, then go 2335 * back until a blank line. If this fails go to line 1. 2336 */ 2337 if (!locally || !findpar(&incll, BACKWARD, 1L, '{', FALSE)) 2338 { 2339 setpcmark(); // Set in findpar() otherwise 2340 curwin->w_cursor.lnum = 1; 2341 par_pos = curwin->w_cursor; 2342 } 2343 else 2344 { 2345 par_pos = curwin->w_cursor; 2346 while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL) 2347 --curwin->w_cursor.lnum; 2348 } 2349 curwin->w_cursor.col = 0; 2350 2351 // Search forward for the identifier, ignore comment lines. 2352 CLEAR_POS(&found_pos); 2353 for (;;) 2354 { 2355 t = searchit(curwin, curbuf, &curwin->w_cursor, NULL, FORWARD, 2356 pat, 1L, searchflags, RE_LAST, NULL); 2357 if (curwin->w_cursor.lnum >= old_pos.lnum) 2358 t = FAIL; // match after start is failure too 2359 2360 if (thisblock && t != FAIL) 2361 { 2362 pos_T *pos; 2363 2364 // Check that the block the match is in doesn't end before the 2365 // position where we started the search from. 2366 if ((pos = findmatchlimit(NULL, '}', FM_FORWARD, 2367 (int)(old_pos.lnum - curwin->w_cursor.lnum + 1))) != NULL 2368 && pos->lnum < old_pos.lnum) 2369 { 2370 // There can't be a useful match before the end of this block. 2371 // Skip to the end. 2372 curwin->w_cursor = *pos; 2373 continue; 2374 } 2375 } 2376 2377 if (t == FAIL) 2378 { 2379 // If we previously found a valid position, use it. 2380 if (found_pos.lnum != 0) 2381 { 2382 curwin->w_cursor = found_pos; 2383 t = OK; 2384 } 2385 break; 2386 } 2387 if (get_leader_len(ml_get_curline(), NULL, FALSE, TRUE) > 0) 2388 { 2389 // Ignore this line, continue at start of next line. 2390 ++curwin->w_cursor.lnum; 2391 curwin->w_cursor.col = 0; 2392 continue; 2393 } 2394 valid = is_ident(ml_get_curline(), curwin->w_cursor.col); 2395 2396 // If the current position is not a valid identifier and a previous 2397 // match is present, favor that one instead. 2398 if (!valid && found_pos.lnum != 0) 2399 { 2400 curwin->w_cursor = found_pos; 2401 break; 2402 } 2403 2404 // Global search: use first valid match found 2405 if (valid && !locally) 2406 break; 2407 if (valid && curwin->w_cursor.lnum >= par_pos.lnum) 2408 { 2409 // If we previously found a valid position, use it. 2410 if (found_pos.lnum != 0) 2411 curwin->w_cursor = found_pos; 2412 break; 2413 } 2414 2415 // For finding a local variable and the match is before the "{" or 2416 // inside a comment, continue searching. For K&R style function 2417 // declarations this skips the function header without types. 2418 if (!valid) 2419 CLEAR_POS(&found_pos); 2420 else 2421 found_pos = curwin->w_cursor; 2422 // Remove SEARCH_START from flags to avoid getting stuck at one 2423 // position. 2424 searchflags &= ~SEARCH_START; 2425 } 2426 2427 if (t == FAIL) 2428 { 2429 retval = FAIL; 2430 curwin->w_cursor = old_pos; 2431 } 2432 else 2433 { 2434 curwin->w_set_curswant = TRUE; 2435 // "n" searches forward now 2436 reset_search_dir(); 2437 } 2438 2439 vim_free(pat); 2440 p_ws = save_p_ws; 2441 p_scs = save_p_scs; 2442 2443 return retval; 2444 } 2445 2446 /* 2447 * Move 'dist' lines in direction 'dir', counting lines by *screen* 2448 * lines rather than lines in the file. 2449 * 'dist' must be positive. 2450 * 2451 * Return OK if able to move cursor, FAIL otherwise. 2452 */ 2453 static int 2454 nv_screengo(oparg_T *oap, int dir, long dist) 2455 { 2456 int linelen = linetabsize(ml_get_curline()); 2457 int retval = OK; 2458 int atend = FALSE; 2459 int n; 2460 int col_off1; // margin offset for first screen line 2461 int col_off2; // margin offset for wrapped screen line 2462 int width1; // text width for first screen line 2463 int width2; // test width for wrapped screen line 2464 2465 oap->motion_type = MCHAR; 2466 oap->inclusive = (curwin->w_curswant == MAXCOL); 2467 2468 col_off1 = curwin_col_off(); 2469 col_off2 = col_off1 - curwin_col_off2(); 2470 width1 = curwin->w_width - col_off1; 2471 width2 = curwin->w_width - col_off2; 2472 if (width2 == 0) 2473 width2 = 1; // avoid divide by zero 2474 2475 if (curwin->w_width != 0) 2476 { 2477 /* 2478 * Instead of sticking at the last character of the buffer line we 2479 * try to stick in the last column of the screen. 2480 */ 2481 if (curwin->w_curswant == MAXCOL) 2482 { 2483 atend = TRUE; 2484 validate_virtcol(); 2485 if (width1 <= 0) 2486 curwin->w_curswant = 0; 2487 else 2488 { 2489 curwin->w_curswant = width1 - 1; 2490 if (curwin->w_virtcol > curwin->w_curswant) 2491 curwin->w_curswant += ((curwin->w_virtcol 2492 - curwin->w_curswant - 1) / width2 + 1) * width2; 2493 } 2494 } 2495 else 2496 { 2497 if (linelen > width1) 2498 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2499 else 2500 n = width1; 2501 if (curwin->w_curswant >= (colnr_T)n) 2502 curwin->w_curswant = n - 1; 2503 } 2504 2505 while (dist--) 2506 { 2507 if (dir == BACKWARD) 2508 { 2509 if ((long)curwin->w_curswant >= width1) 2510 // Move back within the line. This can give a negative value 2511 // for w_curswant if width1 < width2 (with cpoptions+=n), 2512 // which will get clipped to column 0. 2513 curwin->w_curswant -= width2; 2514 else 2515 { 2516 // to previous line 2517 if (curwin->w_cursor.lnum == 1) 2518 { 2519 retval = FAIL; 2520 break; 2521 } 2522 --curwin->w_cursor.lnum; 2523 #ifdef FEAT_FOLDING 2524 // Move to the start of a closed fold. Don't do that when 2525 // 'foldopen' contains "all": it will open in a moment. 2526 if (!(fdo_flags & FDO_ALL)) 2527 (void)hasFolding(curwin->w_cursor.lnum, 2528 &curwin->w_cursor.lnum, NULL); 2529 #endif 2530 linelen = linetabsize(ml_get_curline()); 2531 if (linelen > width1) 2532 curwin->w_curswant += (((linelen - width1 - 1) / width2) 2533 + 1) * width2; 2534 } 2535 } 2536 else // dir == FORWARD 2537 { 2538 if (linelen > width1) 2539 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2540 else 2541 n = width1; 2542 if (curwin->w_curswant + width2 < (colnr_T)n) 2543 // move forward within line 2544 curwin->w_curswant += width2; 2545 else 2546 { 2547 // to next line 2548 #ifdef FEAT_FOLDING 2549 // Move to the end of a closed fold. 2550 (void)hasFolding(curwin->w_cursor.lnum, NULL, 2551 &curwin->w_cursor.lnum); 2552 #endif 2553 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 2554 { 2555 retval = FAIL; 2556 break; 2557 } 2558 curwin->w_cursor.lnum++; 2559 curwin->w_curswant %= width2; 2560 // Check if the cursor has moved below the number display 2561 // when width1 < width2 (with cpoptions+=n). Subtract width2 2562 // to get a negative value for w_curswant, which will get 2563 // clipped to column 0. 2564 if (curwin->w_curswant >= width1) 2565 curwin->w_curswant -= width2; 2566 linelen = linetabsize(ml_get_curline()); 2567 } 2568 } 2569 } 2570 } 2571 2572 if (virtual_active() && atend) 2573 coladvance(MAXCOL); 2574 else 2575 coladvance(curwin->w_curswant); 2576 2577 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 2578 { 2579 colnr_T virtcol; 2580 2581 /* 2582 * Check for landing on a character that got split at the end of the 2583 * last line. We want to advance a screenline, not end up in the same 2584 * screenline or move two screenlines. 2585 */ 2586 validate_virtcol(); 2587 virtcol = curwin->w_virtcol; 2588 #if defined(FEAT_LINEBREAK) 2589 if (virtcol > (colnr_T)width1 && *get_showbreak_value(curwin) != NUL) 2590 virtcol -= vim_strsize(get_showbreak_value(curwin)); 2591 #endif 2592 2593 if (virtcol > curwin->w_curswant 2594 && (curwin->w_curswant < (colnr_T)width1 2595 ? (curwin->w_curswant > (colnr_T)width1 / 2) 2596 : ((curwin->w_curswant - width1) % width2 2597 > (colnr_T)width2 / 2))) 2598 --curwin->w_cursor.col; 2599 } 2600 2601 if (atend) 2602 curwin->w_curswant = MAXCOL; // stick in the last column 2603 2604 return retval; 2605 } 2606 2607 /* 2608 * Handle CTRL-E and CTRL-Y commands: scroll a line up or down. 2609 * cap->arg must be TRUE for CTRL-E. 2610 */ 2611 void 2612 nv_scroll_line(cmdarg_T *cap) 2613 { 2614 if (!checkclearop(cap->oap)) 2615 scroll_redraw(cap->arg, cap->count1); 2616 } 2617 2618 /* 2619 * Scroll "count" lines up or down, and redraw. 2620 */ 2621 void 2622 scroll_redraw(int up, long count) 2623 { 2624 linenr_T prev_topline = curwin->w_topline; 2625 #ifdef FEAT_DIFF 2626 int prev_topfill = curwin->w_topfill; 2627 #endif 2628 linenr_T prev_lnum = curwin->w_cursor.lnum; 2629 2630 if (up) 2631 scrollup(count, TRUE); 2632 else 2633 scrolldown(count, TRUE); 2634 if (get_scrolloff_value()) 2635 { 2636 // Adjust the cursor position for 'scrolloff'. Mark w_topline as 2637 // valid, otherwise the screen jumps back at the end of the file. 2638 cursor_correct(); 2639 check_cursor_moved(curwin); 2640 curwin->w_valid |= VALID_TOPLINE; 2641 2642 // If moved back to where we were, at least move the cursor, otherwise 2643 // we get stuck at one position. Don't move the cursor up if the 2644 // first line of the buffer is already on the screen 2645 while (curwin->w_topline == prev_topline 2646 #ifdef FEAT_DIFF 2647 && curwin->w_topfill == prev_topfill 2648 #endif 2649 ) 2650 { 2651 if (up) 2652 { 2653 if (curwin->w_cursor.lnum > prev_lnum 2654 || cursor_down(1L, FALSE) == FAIL) 2655 break; 2656 } 2657 else 2658 { 2659 if (curwin->w_cursor.lnum < prev_lnum 2660 || prev_topline == 1L 2661 || cursor_up(1L, FALSE) == FAIL) 2662 break; 2663 } 2664 // Mark w_topline as valid, otherwise the screen jumps back at the 2665 // end of the file. 2666 check_cursor_moved(curwin); 2667 curwin->w_valid |= VALID_TOPLINE; 2668 } 2669 } 2670 if (curwin->w_cursor.lnum != prev_lnum) 2671 coladvance(curwin->w_curswant); 2672 redraw_later(VALID); 2673 } 2674 2675 /* 2676 * Commands that start with "z". 2677 */ 2678 static void 2679 nv_zet(cmdarg_T *cap) 2680 { 2681 long n; 2682 colnr_T col; 2683 int nchar = cap->nchar; 2684 #ifdef FEAT_FOLDING 2685 long old_fdl = curwin->w_p_fdl; 2686 int old_fen = curwin->w_p_fen; 2687 #endif 2688 #ifdef FEAT_SPELL 2689 int undo = FALSE; 2690 #endif 2691 long siso = get_sidescrolloff_value(); 2692 2693 if (VIM_ISDIGIT(nchar)) 2694 { 2695 /* 2696 * "z123{nchar}": edit the count before obtaining {nchar} 2697 */ 2698 if (checkclearop(cap->oap)) 2699 return; 2700 n = nchar - '0'; 2701 for (;;) 2702 { 2703 #ifdef USE_ON_FLY_SCROLL 2704 dont_scroll = TRUE; // disallow scrolling here 2705 #endif 2706 ++no_mapping; 2707 ++allow_keys; // no mapping for nchar, but allow key codes 2708 nchar = plain_vgetc(); 2709 LANGMAP_ADJUST(nchar, TRUE); 2710 --no_mapping; 2711 --allow_keys; 2712 #ifdef FEAT_CMDL_INFO 2713 (void)add_to_showcmd(nchar); 2714 #endif 2715 if (nchar == K_DEL || nchar == K_KDEL) 2716 n /= 10; 2717 else if (VIM_ISDIGIT(nchar)) 2718 n = n * 10 + (nchar - '0'); 2719 else if (nchar == CAR) 2720 { 2721 #ifdef FEAT_GUI 2722 need_mouse_correct = TRUE; 2723 #endif 2724 win_setheight((int)n); 2725 break; 2726 } 2727 else if (nchar == 'l' 2728 || nchar == 'h' 2729 || nchar == K_LEFT 2730 || nchar == K_RIGHT) 2731 { 2732 cap->count1 = n ? n * cap->count1 : cap->count1; 2733 goto dozet; 2734 } 2735 else 2736 { 2737 clearopbeep(cap->oap); 2738 break; 2739 } 2740 } 2741 cap->oap->op_type = OP_NOP; 2742 return; 2743 } 2744 2745 dozet: 2746 if ( 2747 #ifdef FEAT_FOLDING 2748 // "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc" 2749 // and "zC" only in Visual mode. "zj" and "zk" are motion 2750 // commands. 2751 cap->nchar != 'f' && cap->nchar != 'F' 2752 && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar)) 2753 && cap->nchar != 'j' && cap->nchar != 'k' 2754 && 2755 #endif 2756 checkclearop(cap->oap)) 2757 return; 2758 2759 /* 2760 * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb": 2761 * If line number given, set cursor. 2762 */ 2763 if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL) 2764 && cap->count0 2765 && cap->count0 != curwin->w_cursor.lnum) 2766 { 2767 setpcmark(); 2768 if (cap->count0 > curbuf->b_ml.ml_line_count) 2769 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2770 else 2771 curwin->w_cursor.lnum = cap->count0; 2772 check_cursor_col(); 2773 } 2774 2775 switch (nchar) 2776 { 2777 // "z+", "z<CR>" and "zt": put cursor at top of screen 2778 case '+': 2779 if (cap->count0 == 0) 2780 { 2781 // No count given: put cursor at the line below screen 2782 validate_botline(); // make sure w_botline is valid 2783 if (curwin->w_botline > curbuf->b_ml.ml_line_count) 2784 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2785 else 2786 curwin->w_cursor.lnum = curwin->w_botline; 2787 } 2788 // FALLTHROUGH 2789 case NL: 2790 case CAR: 2791 case K_KENTER: 2792 beginline(BL_WHITE | BL_FIX); 2793 // FALLTHROUGH 2794 2795 case 't': scroll_cursor_top(0, TRUE); 2796 redraw_later(VALID); 2797 set_fraction(curwin); 2798 break; 2799 2800 // "z." and "zz": put cursor in middle of screen 2801 case '.': beginline(BL_WHITE | BL_FIX); 2802 // FALLTHROUGH 2803 2804 case 'z': scroll_cursor_halfway(TRUE); 2805 redraw_later(VALID); 2806 set_fraction(curwin); 2807 break; 2808 2809 // "z^", "z-" and "zb": put cursor at bottom of screen 2810 case '^': // Strange Vi behavior: <count>z^ finds line at top of window 2811 // when <count> is at bottom of window, and puts that one at 2812 // bottom of window. 2813 if (cap->count0 != 0) 2814 { 2815 scroll_cursor_bot(0, TRUE); 2816 curwin->w_cursor.lnum = curwin->w_topline; 2817 } 2818 else if (curwin->w_topline == 1) 2819 curwin->w_cursor.lnum = 1; 2820 else 2821 curwin->w_cursor.lnum = curwin->w_topline - 1; 2822 // FALLTHROUGH 2823 case '-': 2824 beginline(BL_WHITE | BL_FIX); 2825 // FALLTHROUGH 2826 2827 case 'b': scroll_cursor_bot(0, TRUE); 2828 redraw_later(VALID); 2829 set_fraction(curwin); 2830 break; 2831 2832 // "zH" - scroll screen right half-page 2833 case 'H': 2834 cap->count1 *= curwin->w_width / 2; 2835 // FALLTHROUGH 2836 2837 // "zh" - scroll screen to the right 2838 case 'h': 2839 case K_LEFT: 2840 if (!curwin->w_p_wrap) 2841 { 2842 if ((colnr_T)cap->count1 > curwin->w_leftcol) 2843 curwin->w_leftcol = 0; 2844 else 2845 curwin->w_leftcol -= (colnr_T)cap->count1; 2846 leftcol_changed(); 2847 } 2848 break; 2849 2850 // "zL" - scroll screen left half-page 2851 case 'L': cap->count1 *= curwin->w_width / 2; 2852 // FALLTHROUGH 2853 2854 // "zl" - scroll screen to the left 2855 case 'l': 2856 case K_RIGHT: 2857 if (!curwin->w_p_wrap) 2858 { 2859 // scroll the window left 2860 curwin->w_leftcol += (colnr_T)cap->count1; 2861 leftcol_changed(); 2862 } 2863 break; 2864 2865 // "zs" - scroll screen, cursor at the start 2866 case 's': if (!curwin->w_p_wrap) 2867 { 2868 #ifdef FEAT_FOLDING 2869 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2870 col = 0; // like the cursor is in col 0 2871 else 2872 #endif 2873 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL); 2874 if ((long)col > siso) 2875 col -= siso; 2876 else 2877 col = 0; 2878 if (curwin->w_leftcol != col) 2879 { 2880 curwin->w_leftcol = col; 2881 redraw_later(NOT_VALID); 2882 } 2883 } 2884 break; 2885 2886 // "ze" - scroll screen, cursor at the end 2887 case 'e': if (!curwin->w_p_wrap) 2888 { 2889 #ifdef FEAT_FOLDING 2890 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2891 col = 0; // like the cursor is in col 0 2892 else 2893 #endif 2894 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col); 2895 n = curwin->w_width - curwin_col_off(); 2896 if ((long)col + siso < n) 2897 col = 0; 2898 else 2899 col = col + siso - n + 1; 2900 if (curwin->w_leftcol != col) 2901 { 2902 curwin->w_leftcol = col; 2903 redraw_later(NOT_VALID); 2904 } 2905 } 2906 break; 2907 2908 #ifdef FEAT_FOLDING 2909 // "zF": create fold command 2910 // "zf": create fold operator 2911 case 'F': 2912 case 'f': if (foldManualAllowed(TRUE)) 2913 { 2914 cap->nchar = 'f'; 2915 nv_operator(cap); 2916 curwin->w_p_fen = TRUE; 2917 2918 // "zF" is like "zfzf" 2919 if (nchar == 'F' && cap->oap->op_type == OP_FOLD) 2920 { 2921 nv_operator(cap); 2922 finish_op = TRUE; 2923 } 2924 } 2925 else 2926 clearopbeep(cap->oap); 2927 break; 2928 2929 // "zd": delete fold at cursor 2930 // "zD": delete fold at cursor recursively 2931 case 'd': 2932 case 'D': if (foldManualAllowed(FALSE)) 2933 { 2934 if (VIsual_active) 2935 nv_operator(cap); 2936 else 2937 deleteFold(curwin->w_cursor.lnum, 2938 curwin->w_cursor.lnum, nchar == 'D', FALSE); 2939 } 2940 break; 2941 2942 // "zE": erase all folds 2943 case 'E': if (foldmethodIsManual(curwin)) 2944 { 2945 clearFolding(curwin); 2946 changed_window_setting(); 2947 } 2948 else if (foldmethodIsMarker(curwin)) 2949 deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count, 2950 TRUE, FALSE); 2951 else 2952 emsg(_("E352: Cannot erase folds with current 'foldmethod'")); 2953 break; 2954 2955 // "zn": fold none: reset 'foldenable' 2956 case 'n': curwin->w_p_fen = FALSE; 2957 break; 2958 2959 // "zN": fold Normal: set 'foldenable' 2960 case 'N': curwin->w_p_fen = TRUE; 2961 break; 2962 2963 // "zi": invert folding: toggle 'foldenable' 2964 case 'i': curwin->w_p_fen = !curwin->w_p_fen; 2965 break; 2966 2967 // "za": open closed fold or close open fold at cursor 2968 case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2969 openFold(curwin->w_cursor.lnum, cap->count1); 2970 else 2971 { 2972 closeFold(curwin->w_cursor.lnum, cap->count1); 2973 curwin->w_p_fen = TRUE; 2974 } 2975 break; 2976 2977 // "zA": open fold at cursor recursively 2978 case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2979 openFoldRecurse(curwin->w_cursor.lnum); 2980 else 2981 { 2982 closeFoldRecurse(curwin->w_cursor.lnum); 2983 curwin->w_p_fen = TRUE; 2984 } 2985 break; 2986 2987 // "zo": open fold at cursor or Visual area 2988 case 'o': if (VIsual_active) 2989 nv_operator(cap); 2990 else 2991 openFold(curwin->w_cursor.lnum, cap->count1); 2992 break; 2993 2994 // "zO": open fold recursively 2995 case 'O': if (VIsual_active) 2996 nv_operator(cap); 2997 else 2998 openFoldRecurse(curwin->w_cursor.lnum); 2999 break; 3000 3001 // "zc": close fold at cursor or Visual area 3002 case 'c': if (VIsual_active) 3003 nv_operator(cap); 3004 else 3005 closeFold(curwin->w_cursor.lnum, cap->count1); 3006 curwin->w_p_fen = TRUE; 3007 break; 3008 3009 // "zC": close fold recursively 3010 case 'C': if (VIsual_active) 3011 nv_operator(cap); 3012 else 3013 closeFoldRecurse(curwin->w_cursor.lnum); 3014 curwin->w_p_fen = TRUE; 3015 break; 3016 3017 // "zv": open folds at the cursor 3018 case 'v': foldOpenCursor(); 3019 break; 3020 3021 // "zx": re-apply 'foldlevel' and open folds at the cursor 3022 case 'x': curwin->w_p_fen = TRUE; 3023 curwin->w_foldinvalid = TRUE; // recompute folds 3024 newFoldLevel(); // update right now 3025 foldOpenCursor(); 3026 break; 3027 3028 // "zX": undo manual opens/closes, re-apply 'foldlevel' 3029 case 'X': curwin->w_p_fen = TRUE; 3030 curwin->w_foldinvalid = TRUE; // recompute folds 3031 old_fdl = -1; // force an update 3032 break; 3033 3034 // "zm": fold more 3035 case 'm': if (curwin->w_p_fdl > 0) 3036 { 3037 curwin->w_p_fdl -= cap->count1; 3038 if (curwin->w_p_fdl < 0) 3039 curwin->w_p_fdl = 0; 3040 } 3041 old_fdl = -1; // force an update 3042 curwin->w_p_fen = TRUE; 3043 break; 3044 3045 // "zM": close all folds 3046 case 'M': curwin->w_p_fdl = 0; 3047 old_fdl = -1; // force an update 3048 curwin->w_p_fen = TRUE; 3049 break; 3050 3051 // "zr": reduce folding 3052 case 'r': curwin->w_p_fdl += cap->count1; 3053 { 3054 int d = getDeepestNesting(); 3055 3056 if (curwin->w_p_fdl >= d) 3057 curwin->w_p_fdl = d; 3058 } 3059 break; 3060 3061 // "zR": open all folds 3062 case 'R': curwin->w_p_fdl = getDeepestNesting(); 3063 old_fdl = -1; // force an update 3064 break; 3065 3066 case 'j': // "zj" move to next fold downwards 3067 case 'k': // "zk" move to next fold upwards 3068 if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD, 3069 cap->count1) == FAIL) 3070 clearopbeep(cap->oap); 3071 break; 3072 3073 #endif // FEAT_FOLDING 3074 3075 #ifdef FEAT_SPELL 3076 case 'u': // "zug" and "zuw": undo "zg" and "zw" 3077 ++no_mapping; 3078 ++allow_keys; // no mapping for nchar, but allow key codes 3079 nchar = plain_vgetc(); 3080 LANGMAP_ADJUST(nchar, TRUE); 3081 --no_mapping; 3082 --allow_keys; 3083 #ifdef FEAT_CMDL_INFO 3084 (void)add_to_showcmd(nchar); 3085 #endif 3086 if (vim_strchr((char_u *)"gGwW", nchar) == NULL) 3087 { 3088 clearopbeep(cap->oap); 3089 break; 3090 } 3091 undo = TRUE; 3092 // FALLTHROUGH 3093 3094 case 'g': // "zg": add good word to word list 3095 case 'w': // "zw": add wrong word to word list 3096 case 'G': // "zG": add good word to temp word list 3097 case 'W': // "zW": add wrong word to temp word list 3098 { 3099 char_u *ptr = NULL; 3100 int len; 3101 3102 if (checkclearop(cap->oap)) 3103 break; 3104 if (VIsual_active && get_visual_text(cap, &ptr, &len) 3105 == FAIL) 3106 return; 3107 if (ptr == NULL) 3108 { 3109 pos_T pos = curwin->w_cursor; 3110 3111 // Find bad word under the cursor. When 'spell' is 3112 // off this fails and find_ident_under_cursor() is 3113 // used below. 3114 emsg_off++; 3115 len = spell_move_to(curwin, FORWARD, TRUE, TRUE, NULL); 3116 emsg_off--; 3117 if (len != 0 && curwin->w_cursor.col <= pos.col) 3118 ptr = ml_get_pos(&curwin->w_cursor); 3119 curwin->w_cursor = pos; 3120 } 3121 3122 if (ptr == NULL && (len = find_ident_under_cursor(&ptr, 3123 FIND_IDENT)) == 0) 3124 return; 3125 spell_add_word(ptr, len, nchar == 'w' || nchar == 'W' 3126 ? SPELL_ADD_BAD : SPELL_ADD_GOOD, 3127 (nchar == 'G' || nchar == 'W') 3128 ? 0 : (int)cap->count1, 3129 undo); 3130 } 3131 break; 3132 3133 case '=': // "z=": suggestions for a badly spelled word 3134 if (!checkclearop(cap->oap)) 3135 spell_suggest((int)cap->count0); 3136 break; 3137 #endif 3138 3139 default: clearopbeep(cap->oap); 3140 } 3141 3142 #ifdef FEAT_FOLDING 3143 // Redraw when 'foldenable' changed 3144 if (old_fen != curwin->w_p_fen) 3145 { 3146 # ifdef FEAT_DIFF 3147 win_T *wp; 3148 3149 if (foldmethodIsDiff(curwin) && curwin->w_p_scb) 3150 { 3151 // Adjust 'foldenable' in diff-synced windows. 3152 FOR_ALL_WINDOWS(wp) 3153 { 3154 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb) 3155 { 3156 wp->w_p_fen = curwin->w_p_fen; 3157 changed_window_setting_win(wp); 3158 } 3159 } 3160 } 3161 # endif 3162 changed_window_setting(); 3163 } 3164 3165 // Redraw when 'foldlevel' changed. 3166 if (old_fdl != curwin->w_p_fdl) 3167 newFoldLevel(); 3168 #endif 3169 } 3170 3171 #ifdef FEAT_GUI 3172 /* 3173 * Vertical scrollbar movement. 3174 */ 3175 static void 3176 nv_ver_scrollbar(cmdarg_T *cap) 3177 { 3178 if (cap->oap->op_type != OP_NOP) 3179 clearopbeep(cap->oap); 3180 3181 // Even if an operator was pending, we still want to scroll 3182 gui_do_scroll(); 3183 } 3184 3185 /* 3186 * Horizontal scrollbar movement. 3187 */ 3188 static void 3189 nv_hor_scrollbar(cmdarg_T *cap) 3190 { 3191 if (cap->oap->op_type != OP_NOP) 3192 clearopbeep(cap->oap); 3193 3194 // Even if an operator was pending, we still want to scroll 3195 gui_do_horiz_scroll(scrollbar_value, FALSE); 3196 } 3197 #endif 3198 3199 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3200 /* 3201 * Click in GUI tab. 3202 */ 3203 static void 3204 nv_tabline(cmdarg_T *cap) 3205 { 3206 if (cap->oap->op_type != OP_NOP) 3207 clearopbeep(cap->oap); 3208 3209 // Even if an operator was pending, we still want to jump tabs. 3210 goto_tabpage(current_tab); 3211 } 3212 3213 /* 3214 * Selected item in tab line menu. 3215 */ 3216 static void 3217 nv_tabmenu(cmdarg_T *cap) 3218 { 3219 if (cap->oap->op_type != OP_NOP) 3220 clearopbeep(cap->oap); 3221 3222 // Even if an operator was pending, we still want to jump tabs. 3223 handle_tabmenu(); 3224 } 3225 3226 /* 3227 * Handle selecting an item of the GUI tab line menu. 3228 * Used in Normal and Insert mode. 3229 */ 3230 void 3231 handle_tabmenu(void) 3232 { 3233 switch (current_tabmenu) 3234 { 3235 case TABLINE_MENU_CLOSE: 3236 if (current_tab == 0) 3237 do_cmdline_cmd((char_u *)"tabclose"); 3238 else 3239 { 3240 vim_snprintf((char *)IObuff, IOSIZE, "tabclose %d", 3241 current_tab); 3242 do_cmdline_cmd(IObuff); 3243 } 3244 break; 3245 3246 case TABLINE_MENU_NEW: 3247 if (current_tab == 0) 3248 do_cmdline_cmd((char_u *)"$tabnew"); 3249 else 3250 { 3251 vim_snprintf((char *)IObuff, IOSIZE, "%dtabnew", 3252 current_tab - 1); 3253 do_cmdline_cmd(IObuff); 3254 } 3255 break; 3256 3257 case TABLINE_MENU_OPEN: 3258 if (current_tab == 0) 3259 do_cmdline_cmd((char_u *)"browse $tabnew"); 3260 else 3261 { 3262 vim_snprintf((char *)IObuff, IOSIZE, "browse %dtabnew", 3263 current_tab - 1); 3264 do_cmdline_cmd(IObuff); 3265 } 3266 break; 3267 } 3268 } 3269 #endif 3270 3271 /* 3272 * "Q" command. 3273 */ 3274 static void 3275 nv_exmode(cmdarg_T *cap) 3276 { 3277 /* 3278 * Ignore 'Q' in Visual mode, just give a beep. 3279 */ 3280 if (VIsual_active) 3281 vim_beep(BO_EX); 3282 else if (!checkclearop(cap->oap)) 3283 do_exmode(FALSE); 3284 } 3285 3286 /* 3287 * Handle a ":" command. 3288 */ 3289 static void 3290 nv_colon(cmdarg_T *cap) 3291 { 3292 int old_p_im; 3293 int cmd_result; 3294 3295 if (VIsual_active) 3296 nv_operator(cap); 3297 else 3298 { 3299 if (cap->oap->op_type != OP_NOP) 3300 { 3301 // Using ":" as a movement is characterwise exclusive. 3302 cap->oap->motion_type = MCHAR; 3303 cap->oap->inclusive = FALSE; 3304 } 3305 else if (cap->count0) 3306 { 3307 // translate "count:" into ":.,.+(count - 1)" 3308 stuffcharReadbuff('.'); 3309 if (cap->count0 > 1) 3310 { 3311 stuffReadbuff((char_u *)",.+"); 3312 stuffnumReadbuff((long)cap->count0 - 1L); 3313 } 3314 } 3315 3316 // When typing, don't type below an old message 3317 if (KeyTyped) 3318 compute_cmdrow(); 3319 3320 old_p_im = p_im; 3321 3322 // get a command line and execute it 3323 cmd_result = do_cmdline(NULL, getexline, NULL, 3324 cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0); 3325 3326 // If 'insertmode' changed, enter or exit Insert mode 3327 if (p_im != old_p_im) 3328 { 3329 if (p_im) 3330 restart_edit = 'i'; 3331 else 3332 restart_edit = 0; 3333 } 3334 3335 if (cmd_result == FAIL) 3336 // The Ex command failed, do not execute the operator. 3337 clearop(cap->oap); 3338 else if (cap->oap->op_type != OP_NOP 3339 && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count 3340 || cap->oap->start.col > 3341 (colnr_T)STRLEN(ml_get(cap->oap->start.lnum)) 3342 || did_emsg 3343 )) 3344 // The start of the operator has become invalid by the Ex command. 3345 clearopbeep(cap->oap); 3346 } 3347 } 3348 3349 /* 3350 * Handle CTRL-G command. 3351 */ 3352 static void 3353 nv_ctrlg(cmdarg_T *cap) 3354 { 3355 if (VIsual_active) // toggle Selection/Visual mode 3356 { 3357 VIsual_select = !VIsual_select; 3358 showmode(); 3359 } 3360 else if (!checkclearop(cap->oap)) 3361 // print full name if count given or :cd used 3362 fileinfo((int)cap->count0, FALSE, TRUE); 3363 } 3364 3365 /* 3366 * Handle CTRL-H <Backspace> command. 3367 */ 3368 static void 3369 nv_ctrlh(cmdarg_T *cap) 3370 { 3371 if (VIsual_active && VIsual_select) 3372 { 3373 cap->cmdchar = 'x'; // BS key behaves like 'x' in Select mode 3374 v_visop(cap); 3375 } 3376 else 3377 nv_left(cap); 3378 } 3379 3380 /* 3381 * CTRL-L: clear screen and redraw. 3382 */ 3383 static void 3384 nv_clear(cmdarg_T *cap) 3385 { 3386 if (!checkclearop(cap->oap)) 3387 { 3388 #if defined(__BEOS__) && !USE_THREAD_FOR_INPUT_WITH_TIMEOUT 3389 /* 3390 * Right now, the BeBox doesn't seem to have an easy way to detect 3391 * window resizing, so we cheat and make the user detect it 3392 * manually with CTRL-L instead 3393 */ 3394 ui_get_shellsize(); 3395 #endif 3396 #ifdef FEAT_SYN_HL 3397 // Clear all syntax states to force resyncing. 3398 syn_stack_free_all(curwin->w_s); 3399 # ifdef FEAT_RELTIME 3400 { 3401 win_T *wp; 3402 3403 FOR_ALL_WINDOWS(wp) 3404 wp->w_s->b_syn_slow = FALSE; 3405 } 3406 # endif 3407 #endif 3408 redraw_later(CLEAR); 3409 #if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL)) 3410 # ifdef VIMDLL 3411 if (!gui.in_use) 3412 # endif 3413 resize_console_buf(); 3414 #endif 3415 } 3416 } 3417 3418 /* 3419 * CTRL-O: In Select mode: switch to Visual mode for one command. 3420 * Otherwise: Go to older pcmark. 3421 */ 3422 static void 3423 nv_ctrlo(cmdarg_T *cap) 3424 { 3425 if (VIsual_active && VIsual_select) 3426 { 3427 VIsual_select = FALSE; 3428 showmode(); 3429 restart_VIsual_select = 2; // restart Select mode later 3430 } 3431 else 3432 { 3433 cap->count1 = -cap->count1; 3434 nv_pcmark(cap); 3435 } 3436 } 3437 3438 /* 3439 * CTRL-^ command, short for ":e #". Works even when the alternate buffer is 3440 * not named. 3441 */ 3442 static void 3443 nv_hat(cmdarg_T *cap) 3444 { 3445 if (!checkclearopq(cap->oap)) 3446 (void)buflist_getfile((int)cap->count0, (linenr_T)0, 3447 GETF_SETMARK|GETF_ALT, FALSE); 3448 } 3449 3450 /* 3451 * "Z" commands. 3452 */ 3453 static void 3454 nv_Zet(cmdarg_T *cap) 3455 { 3456 if (!checkclearopq(cap->oap)) 3457 { 3458 switch (cap->nchar) 3459 { 3460 // "ZZ": equivalent to ":x". 3461 case 'Z': do_cmdline_cmd((char_u *)"x"); 3462 break; 3463 3464 // "ZQ": equivalent to ":q!" (Elvis compatible). 3465 case 'Q': do_cmdline_cmd((char_u *)"q!"); 3466 break; 3467 3468 default: clearopbeep(cap->oap); 3469 } 3470 } 3471 } 3472 3473 /* 3474 * Call nv_ident() as if "c1" was used, with "c2" as next character. 3475 */ 3476 void 3477 do_nv_ident(int c1, int c2) 3478 { 3479 oparg_T oa; 3480 cmdarg_T ca; 3481 3482 clear_oparg(&oa); 3483 vim_memset(&ca, 0, sizeof(ca)); 3484 ca.oap = &oa; 3485 ca.cmdchar = c1; 3486 ca.nchar = c2; 3487 nv_ident(&ca); 3488 } 3489 3490 /* 3491 * Handle the commands that use the word under the cursor. 3492 * [g] CTRL-] :ta to current identifier 3493 * [g] 'K' run program for current identifier 3494 * [g] '*' / to current identifier or string 3495 * [g] '#' ? to current identifier or string 3496 * g ']' :tselect for current identifier 3497 */ 3498 static void 3499 nv_ident(cmdarg_T *cap) 3500 { 3501 char_u *ptr = NULL; 3502 char_u *buf; 3503 unsigned buflen; 3504 char_u *newbuf; 3505 char_u *p; 3506 char_u *kp; // value of 'keywordprg' 3507 int kp_help; // 'keywordprg' is ":he" 3508 int kp_ex; // 'keywordprg' starts with ":" 3509 int n = 0; // init for GCC 3510 int cmdchar; 3511 int g_cmd; // "g" command 3512 int tag_cmd = FALSE; 3513 char_u *aux_ptr; 3514 int isman; 3515 int isman_s; 3516 3517 if (cap->cmdchar == 'g') // "g*", "g#", "g]" and "gCTRL-]" 3518 { 3519 cmdchar = cap->nchar; 3520 g_cmd = TRUE; 3521 } 3522 else 3523 { 3524 cmdchar = cap->cmdchar; 3525 g_cmd = FALSE; 3526 } 3527 3528 if (cmdchar == POUND) // the pound sign, '#' for English keyboards 3529 cmdchar = '#'; 3530 3531 /* 3532 * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode. 3533 */ 3534 if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K') 3535 { 3536 if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL) 3537 return; 3538 if (checkclearopq(cap->oap)) 3539 return; 3540 } 3541 3542 if (ptr == NULL && (n = find_ident_under_cursor(&ptr, 3543 (cmdchar == '*' || cmdchar == '#') 3544 ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0) 3545 { 3546 clearop(cap->oap); 3547 return; 3548 } 3549 3550 // Allocate buffer to put the command in. Inserting backslashes can 3551 // double the length of the word. p_kp / curbuf->b_p_kp could be added 3552 // and some numbers. 3553 kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp); 3554 kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0 3555 || STRCMP(kp, ":help") == 0); 3556 if (kp_help && *skipwhite(ptr) == NUL) 3557 { 3558 emsg(_(e_noident)); // found white space only 3559 return; 3560 } 3561 kp_ex = (*kp == ':'); 3562 buflen = (unsigned)(n * 2 + 30 + STRLEN(kp)); 3563 buf = alloc(buflen); 3564 if (buf == NULL) 3565 return; 3566 buf[0] = NUL; 3567 3568 switch (cmdchar) 3569 { 3570 case '*': 3571 case '#': 3572 /* 3573 * Put cursor at start of word, makes search skip the word 3574 * under the cursor. 3575 * Call setpcmark() first, so "*``" puts the cursor back where 3576 * it was. 3577 */ 3578 setpcmark(); 3579 curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline()); 3580 3581 if (!g_cmd && vim_iswordp(ptr)) 3582 STRCPY(buf, "\\<"); 3583 no_smartcase = TRUE; // don't use 'smartcase' now 3584 break; 3585 3586 case 'K': 3587 if (kp_help) 3588 STRCPY(buf, "he! "); 3589 else if (kp_ex) 3590 { 3591 if (cap->count0 != 0) 3592 vim_snprintf((char *)buf, buflen, "%s %ld", 3593 kp, cap->count0); 3594 else 3595 STRCPY(buf, kp); 3596 STRCAT(buf, " "); 3597 } 3598 else 3599 { 3600 // An external command will probably use an argument starting 3601 // with "-" as an option. To avoid trouble we skip the "-". 3602 while (*ptr == '-' && n > 0) 3603 { 3604 ++ptr; 3605 --n; 3606 } 3607 if (n == 0) 3608 { 3609 emsg(_(e_noident)); // found dashes only 3610 vim_free(buf); 3611 return; 3612 } 3613 3614 // When a count is given, turn it into a range. Is this 3615 // really what we want? 3616 isman = (STRCMP(kp, "man") == 0); 3617 isman_s = (STRCMP(kp, "man -s") == 0); 3618 if (cap->count0 != 0 && !(isman || isman_s)) 3619 sprintf((char *)buf, ".,.+%ld", cap->count0 - 1); 3620 3621 STRCAT(buf, "! "); 3622 if (cap->count0 == 0 && isman_s) 3623 STRCAT(buf, "man"); 3624 else 3625 STRCAT(buf, kp); 3626 STRCAT(buf, " "); 3627 if (cap->count0 != 0 && (isman || isman_s)) 3628 { 3629 sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0); 3630 STRCAT(buf, " "); 3631 } 3632 } 3633 break; 3634 3635 case ']': 3636 tag_cmd = TRUE; 3637 #ifdef FEAT_CSCOPE 3638 if (p_cst) 3639 STRCPY(buf, "cstag "); 3640 else 3641 #endif 3642 STRCPY(buf, "ts "); 3643 break; 3644 3645 default: 3646 tag_cmd = TRUE; 3647 if (curbuf->b_help) 3648 STRCPY(buf, "he! "); 3649 else 3650 { 3651 if (g_cmd) 3652 STRCPY(buf, "tj "); 3653 else 3654 sprintf((char *)buf, "%ldta ", cap->count0); 3655 } 3656 } 3657 3658 /* 3659 * Now grab the chars in the identifier 3660 */ 3661 if (cmdchar == 'K' && !kp_help) 3662 { 3663 ptr = vim_strnsave(ptr, n); 3664 if (kp_ex) 3665 // Escape the argument properly for an Ex command 3666 p = vim_strsave_fnameescape(ptr, FALSE); 3667 else 3668 // Escape the argument properly for a shell command 3669 p = vim_strsave_shellescape(ptr, TRUE, TRUE); 3670 vim_free(ptr); 3671 if (p == NULL) 3672 { 3673 vim_free(buf); 3674 return; 3675 } 3676 newbuf = vim_realloc(buf, STRLEN(buf) + STRLEN(p) + 1); 3677 if (newbuf == NULL) 3678 { 3679 vim_free(buf); 3680 vim_free(p); 3681 return; 3682 } 3683 buf = newbuf; 3684 STRCAT(buf, p); 3685 vim_free(p); 3686 } 3687 else 3688 { 3689 if (cmdchar == '*') 3690 aux_ptr = (char_u *)(p_magic ? "/.*~[^$\\" : "/^$\\"); 3691 else if (cmdchar == '#') 3692 aux_ptr = (char_u *)(p_magic ? "/?.*~[^$\\" : "/?^$\\"); 3693 else if (tag_cmd) 3694 { 3695 if (curbuf->b_help) 3696 // ":help" handles unescaped argument 3697 aux_ptr = (char_u *)""; 3698 else 3699 aux_ptr = (char_u *)"\\|\"\n["; 3700 } 3701 else 3702 aux_ptr = (char_u *)"\\|\"\n*?["; 3703 3704 p = buf + STRLEN(buf); 3705 while (n-- > 0) 3706 { 3707 // put a backslash before \ and some others 3708 if (vim_strchr(aux_ptr, *ptr) != NULL) 3709 *p++ = '\\'; 3710 // When current byte is a part of multibyte character, copy all 3711 // bytes of that character. 3712 if (has_mbyte) 3713 { 3714 int i; 3715 int len = (*mb_ptr2len)(ptr) - 1; 3716 3717 for (i = 0; i < len && n >= 1; ++i, --n) 3718 *p++ = *ptr++; 3719 } 3720 *p++ = *ptr++; 3721 } 3722 *p = NUL; 3723 } 3724 3725 /* 3726 * Execute the command. 3727 */ 3728 if (cmdchar == '*' || cmdchar == '#') 3729 { 3730 if (!g_cmd && (has_mbyte 3731 ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) 3732 : vim_iswordc(ptr[-1]))) 3733 STRCAT(buf, "\\>"); 3734 3735 // put pattern in search history 3736 init_history(); 3737 add_to_history(HIST_SEARCH, buf, TRUE, NUL); 3738 3739 (void)normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0, NULL); 3740 } 3741 else 3742 { 3743 g_tag_at_cursor = TRUE; 3744 do_cmdline_cmd(buf); 3745 g_tag_at_cursor = FALSE; 3746 } 3747 3748 vim_free(buf); 3749 } 3750 3751 /* 3752 * Get visually selected text, within one line only. 3753 * Returns FAIL if more than one line selected. 3754 */ 3755 int 3756 get_visual_text( 3757 cmdarg_T *cap, 3758 char_u **pp, // return: start of selected text 3759 int *lenp) // return: length of selected text 3760 { 3761 if (VIsual_mode != 'V') 3762 unadjust_for_sel(); 3763 if (VIsual.lnum != curwin->w_cursor.lnum) 3764 { 3765 if (cap != NULL) 3766 clearopbeep(cap->oap); 3767 return FAIL; 3768 } 3769 if (VIsual_mode == 'V') 3770 { 3771 *pp = ml_get_curline(); 3772 *lenp = (int)STRLEN(*pp); 3773 } 3774 else 3775 { 3776 if (LT_POS(curwin->w_cursor, VIsual)) 3777 { 3778 *pp = ml_get_pos(&curwin->w_cursor); 3779 *lenp = VIsual.col - curwin->w_cursor.col + 1; 3780 } 3781 else 3782 { 3783 *pp = ml_get_pos(&VIsual); 3784 *lenp = curwin->w_cursor.col - VIsual.col + 1; 3785 } 3786 if (has_mbyte) 3787 // Correct the length to include the whole last character. 3788 *lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1; 3789 } 3790 reset_VIsual_and_resel(); 3791 return OK; 3792 } 3793 3794 /* 3795 * CTRL-T: backwards in tag stack 3796 */ 3797 static void 3798 nv_tagpop(cmdarg_T *cap) 3799 { 3800 if (!checkclearopq(cap->oap)) 3801 do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE); 3802 } 3803 3804 /* 3805 * Handle scrolling command 'H', 'L' and 'M'. 3806 */ 3807 static void 3808 nv_scroll(cmdarg_T *cap) 3809 { 3810 int used = 0; 3811 long n; 3812 #ifdef FEAT_FOLDING 3813 linenr_T lnum; 3814 #endif 3815 int half; 3816 3817 cap->oap->motion_type = MLINE; 3818 setpcmark(); 3819 3820 if (cap->cmdchar == 'L') 3821 { 3822 validate_botline(); // make sure curwin->w_botline is valid 3823 curwin->w_cursor.lnum = curwin->w_botline - 1; 3824 if (cap->count1 - 1 >= curwin->w_cursor.lnum) 3825 curwin->w_cursor.lnum = 1; 3826 else 3827 { 3828 #ifdef FEAT_FOLDING 3829 if (hasAnyFolding(curwin)) 3830 { 3831 // Count a fold for one screen line. 3832 for (n = cap->count1 - 1; n > 0 3833 && curwin->w_cursor.lnum > curwin->w_topline; --n) 3834 { 3835 (void)hasFolding(curwin->w_cursor.lnum, 3836 &curwin->w_cursor.lnum, NULL); 3837 --curwin->w_cursor.lnum; 3838 } 3839 } 3840 else 3841 #endif 3842 curwin->w_cursor.lnum -= cap->count1 - 1; 3843 } 3844 } 3845 else 3846 { 3847 if (cap->cmdchar == 'M') 3848 { 3849 #ifdef FEAT_DIFF 3850 // Don't count filler lines above the window. 3851 used -= diff_check_fill(curwin, curwin->w_topline) 3852 - curwin->w_topfill; 3853 #endif 3854 validate_botline(); // make sure w_empty_rows is valid 3855 half = (curwin->w_height - curwin->w_empty_rows + 1) / 2; 3856 for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n) 3857 { 3858 #ifdef FEAT_DIFF 3859 // Count half he number of filler lines to be "below this 3860 // line" and half to be "above the next line". 3861 if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline 3862 + n) / 2 >= half) 3863 { 3864 --n; 3865 break; 3866 } 3867 #endif 3868 used += plines(curwin->w_topline + n); 3869 if (used >= half) 3870 break; 3871 #ifdef FEAT_FOLDING 3872 if (hasFolding(curwin->w_topline + n, NULL, &lnum)) 3873 n = lnum - curwin->w_topline; 3874 #endif 3875 } 3876 if (n > 0 && used > curwin->w_height) 3877 --n; 3878 } 3879 else // (cap->cmdchar == 'H') 3880 { 3881 n = cap->count1 - 1; 3882 #ifdef FEAT_FOLDING 3883 if (hasAnyFolding(curwin)) 3884 { 3885 // Count a fold for one screen line. 3886 lnum = curwin->w_topline; 3887 while (n-- > 0 && lnum < curwin->w_botline - 1) 3888 { 3889 (void)hasFolding(lnum, NULL, &lnum); 3890 ++lnum; 3891 } 3892 n = lnum - curwin->w_topline; 3893 } 3894 #endif 3895 } 3896 curwin->w_cursor.lnum = curwin->w_topline + n; 3897 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 3898 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 3899 } 3900 3901 // Correct for 'so', except when an operator is pending. 3902 if (cap->oap->op_type == OP_NOP) 3903 cursor_correct(); 3904 beginline(BL_SOL | BL_FIX); 3905 } 3906 3907 /* 3908 * Cursor right commands. 3909 */ 3910 static void 3911 nv_right(cmdarg_T *cap) 3912 { 3913 long n; 3914 int past_line; 3915 3916 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 3917 { 3918 // <C-Right> and <S-Right> move a word or WORD right 3919 if (mod_mask & MOD_MASK_CTRL) 3920 cap->arg = TRUE; 3921 nv_wordcmd(cap); 3922 return; 3923 } 3924 3925 cap->oap->motion_type = MCHAR; 3926 cap->oap->inclusive = FALSE; 3927 past_line = (VIsual_active && *p_sel != 'o'); 3928 3929 /* 3930 * In virtual edit mode, there's no such thing as "past_line", as lines 3931 * are (theoretically) infinitely long. 3932 */ 3933 if (virtual_active()) 3934 past_line = 0; 3935 3936 for (n = cap->count1; n > 0; --n) 3937 { 3938 if ((!past_line && oneright() == FAIL) 3939 || (past_line && *ml_get_cursor() == NUL) 3940 ) 3941 { 3942 /* 3943 * <Space> wraps to next line if 'whichwrap' has 's'. 3944 * 'l' wraps to next line if 'whichwrap' has 'l'. 3945 * CURS_RIGHT wraps to next line if 'whichwrap' has '>'. 3946 */ 3947 if ( ((cap->cmdchar == ' ' 3948 && vim_strchr(p_ww, 's') != NULL) 3949 || (cap->cmdchar == 'l' 3950 && vim_strchr(p_ww, 'l') != NULL) 3951 || (cap->cmdchar == K_RIGHT 3952 && vim_strchr(p_ww, '>') != NULL)) 3953 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 3954 { 3955 // When deleting we also count the NL as a character. 3956 // Set cap->oap->inclusive when last char in the line is 3957 // included, move to next line after that 3958 if ( cap->oap->op_type != OP_NOP 3959 && !cap->oap->inclusive 3960 && !LINEEMPTY(curwin->w_cursor.lnum)) 3961 cap->oap->inclusive = TRUE; 3962 else 3963 { 3964 ++curwin->w_cursor.lnum; 3965 curwin->w_cursor.col = 0; 3966 curwin->w_cursor.coladd = 0; 3967 curwin->w_set_curswant = TRUE; 3968 cap->oap->inclusive = FALSE; 3969 } 3970 continue; 3971 } 3972 if (cap->oap->op_type == OP_NOP) 3973 { 3974 // Only beep and flush if not moved at all 3975 if (n == cap->count1) 3976 beep_flush(); 3977 } 3978 else 3979 { 3980 if (!LINEEMPTY(curwin->w_cursor.lnum)) 3981 cap->oap->inclusive = TRUE; 3982 } 3983 break; 3984 } 3985 else if (past_line) 3986 { 3987 curwin->w_set_curswant = TRUE; 3988 if (virtual_active()) 3989 oneright(); 3990 else 3991 { 3992 if (has_mbyte) 3993 curwin->w_cursor.col += (*mb_ptr2len)(ml_get_cursor()); 3994 else 3995 ++curwin->w_cursor.col; 3996 } 3997 } 3998 } 3999 #ifdef FEAT_FOLDING 4000 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4001 && cap->oap->op_type == OP_NOP) 4002 foldOpenCursor(); 4003 #endif 4004 } 4005 4006 /* 4007 * Cursor left commands. 4008 * 4009 * Returns TRUE when operator end should not be adjusted. 4010 */ 4011 static void 4012 nv_left(cmdarg_T *cap) 4013 { 4014 long n; 4015 4016 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 4017 { 4018 // <C-Left> and <S-Left> move a word or WORD left 4019 if (mod_mask & MOD_MASK_CTRL) 4020 cap->arg = 1; 4021 nv_bck_word(cap); 4022 return; 4023 } 4024 4025 cap->oap->motion_type = MCHAR; 4026 cap->oap->inclusive = FALSE; 4027 for (n = cap->count1; n > 0; --n) 4028 { 4029 if (oneleft() == FAIL) 4030 { 4031 // <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'. 4032 // 'h' wraps to previous line if 'whichwrap' has 'h'. 4033 // CURS_LEFT wraps to previous line if 'whichwrap' has '<'. 4034 if ( (((cap->cmdchar == K_BS 4035 || cap->cmdchar == Ctrl_H) 4036 && vim_strchr(p_ww, 'b') != NULL) 4037 || (cap->cmdchar == 'h' 4038 && vim_strchr(p_ww, 'h') != NULL) 4039 || (cap->cmdchar == K_LEFT 4040 && vim_strchr(p_ww, '<') != NULL)) 4041 && curwin->w_cursor.lnum > 1) 4042 { 4043 --(curwin->w_cursor.lnum); 4044 coladvance((colnr_T)MAXCOL); 4045 curwin->w_set_curswant = TRUE; 4046 4047 // When the NL before the first char has to be deleted we 4048 // put the cursor on the NUL after the previous line. 4049 // This is a very special case, be careful! 4050 // Don't adjust op_end now, otherwise it won't work. 4051 if ( (cap->oap->op_type == OP_DELETE 4052 || cap->oap->op_type == OP_CHANGE) 4053 && !LINEEMPTY(curwin->w_cursor.lnum)) 4054 { 4055 char_u *cp = ml_get_cursor(); 4056 4057 if (*cp != NUL) 4058 { 4059 if (has_mbyte) 4060 curwin->w_cursor.col += (*mb_ptr2len)(cp); 4061 else 4062 ++curwin->w_cursor.col; 4063 } 4064 cap->retval |= CA_NO_ADJ_OP_END; 4065 } 4066 continue; 4067 } 4068 // Only beep and flush if not moved at all 4069 else if (cap->oap->op_type == OP_NOP && n == cap->count1) 4070 beep_flush(); 4071 break; 4072 } 4073 } 4074 #ifdef FEAT_FOLDING 4075 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4076 && cap->oap->op_type == OP_NOP) 4077 foldOpenCursor(); 4078 #endif 4079 } 4080 4081 /* 4082 * Cursor up commands. 4083 * cap->arg is TRUE for "-": Move cursor to first non-blank. 4084 */ 4085 static void 4086 nv_up(cmdarg_T *cap) 4087 { 4088 if (mod_mask & MOD_MASK_SHIFT) 4089 { 4090 // <S-Up> is page up 4091 cap->arg = BACKWARD; 4092 nv_page(cap); 4093 } 4094 else 4095 { 4096 cap->oap->motion_type = MLINE; 4097 if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4098 clearopbeep(cap->oap); 4099 else if (cap->arg) 4100 beginline(BL_WHITE | BL_FIX); 4101 } 4102 } 4103 4104 /* 4105 * Cursor down commands. 4106 * cap->arg is TRUE for CR and "+": Move cursor to first non-blank. 4107 */ 4108 static void 4109 nv_down(cmdarg_T *cap) 4110 { 4111 if (mod_mask & MOD_MASK_SHIFT) 4112 { 4113 // <S-Down> is page down 4114 cap->arg = FORWARD; 4115 nv_page(cap); 4116 } 4117 #if defined(FEAT_QUICKFIX) 4118 // Quickfix window only: view the result under the cursor. 4119 else if (bt_quickfix(curbuf) && cap->cmdchar == CAR) 4120 qf_view_result(FALSE); 4121 #endif 4122 else 4123 { 4124 #ifdef FEAT_CMDWIN 4125 // In the cmdline window a <CR> executes the command. 4126 if (cmdwin_type != 0 && cap->cmdchar == CAR) 4127 cmdwin_result = CAR; 4128 else 4129 #endif 4130 #ifdef FEAT_JOB_CHANNEL 4131 // In a prompt buffer a <CR> in the last line invokes the callback. 4132 if (bt_prompt(curbuf) && cap->cmdchar == CAR 4133 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 4134 { 4135 invoke_prompt_callback(); 4136 if (restart_edit == 0) 4137 restart_edit = 'a'; 4138 } 4139 else 4140 #endif 4141 { 4142 cap->oap->motion_type = MLINE; 4143 if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4144 clearopbeep(cap->oap); 4145 else if (cap->arg) 4146 beginline(BL_WHITE | BL_FIX); 4147 } 4148 } 4149 } 4150 4151 #ifdef FEAT_SEARCHPATH 4152 /* 4153 * Grab the file name under the cursor and edit it. 4154 */ 4155 static void 4156 nv_gotofile(cmdarg_T *cap) 4157 { 4158 char_u *ptr; 4159 linenr_T lnum = -1; 4160 4161 if (text_locked()) 4162 { 4163 clearopbeep(cap->oap); 4164 text_locked_msg(); 4165 return; 4166 } 4167 if (curbuf_locked()) 4168 { 4169 clearop(cap->oap); 4170 return; 4171 } 4172 4173 ptr = grab_file_name(cap->count1, &lnum); 4174 4175 if (ptr != NULL) 4176 { 4177 // do autowrite if necessary 4178 if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !buf_hide(curbuf)) 4179 (void)autowrite(curbuf, FALSE); 4180 setpcmark(); 4181 if (do_ecmd(0, ptr, NULL, NULL, ECMD_LAST, 4182 buf_hide(curbuf) ? ECMD_HIDE : 0, curwin) == OK 4183 && cap->nchar == 'F' && lnum >= 0) 4184 { 4185 curwin->w_cursor.lnum = lnum; 4186 check_cursor_lnum(); 4187 beginline(BL_SOL | BL_FIX); 4188 } 4189 vim_free(ptr); 4190 } 4191 else 4192 clearop(cap->oap); 4193 } 4194 #endif 4195 4196 /* 4197 * <End> command: to end of current line or last line. 4198 */ 4199 static void 4200 nv_end(cmdarg_T *cap) 4201 { 4202 if (cap->arg || (mod_mask & MOD_MASK_CTRL)) // CTRL-END = goto last line 4203 { 4204 cap->arg = TRUE; 4205 nv_goto(cap); 4206 cap->count1 = 1; // to end of current line 4207 } 4208 nv_dollar(cap); 4209 } 4210 4211 /* 4212 * Handle the "$" command. 4213 */ 4214 static void 4215 nv_dollar(cmdarg_T *cap) 4216 { 4217 cap->oap->motion_type = MCHAR; 4218 cap->oap->inclusive = TRUE; 4219 // In virtual mode when off the edge of a line and an operator 4220 // is pending (whew!) keep the cursor where it is. 4221 // Otherwise, send it to the end of the line. 4222 if (!virtual_active() || gchar_cursor() != NUL 4223 || cap->oap->op_type == OP_NOP) 4224 curwin->w_curswant = MAXCOL; // so we stay at the end 4225 if (cursor_down((long)(cap->count1 - 1), 4226 cap->oap->op_type == OP_NOP) == FAIL) 4227 clearopbeep(cap->oap); 4228 #ifdef FEAT_FOLDING 4229 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4230 foldOpenCursor(); 4231 #endif 4232 } 4233 4234 /* 4235 * Implementation of '?' and '/' commands. 4236 * If cap->arg is TRUE don't set PC mark. 4237 */ 4238 static void 4239 nv_search(cmdarg_T *cap) 4240 { 4241 oparg_T *oap = cap->oap; 4242 pos_T save_cursor = curwin->w_cursor; 4243 4244 if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13) 4245 { 4246 // Translate "g??" to "g?g?" 4247 cap->cmdchar = 'g'; 4248 cap->nchar = '?'; 4249 nv_operator(cap); 4250 return; 4251 } 4252 4253 // When using 'incsearch' the cursor may be moved to set a different search 4254 // start position. 4255 cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0, TRUE); 4256 4257 if (cap->searchbuf == NULL) 4258 { 4259 clearop(oap); 4260 return; 4261 } 4262 4263 (void)normal_search(cap, cap->cmdchar, cap->searchbuf, 4264 (cap->arg || !EQUAL_POS(save_cursor, curwin->w_cursor)) 4265 ? 0 : SEARCH_MARK, NULL); 4266 } 4267 4268 /* 4269 * Handle "N" and "n" commands. 4270 * cap->arg is SEARCH_REV for "N", 0 for "n". 4271 */ 4272 static void 4273 nv_next(cmdarg_T *cap) 4274 { 4275 pos_T old = curwin->w_cursor; 4276 int wrapped = FALSE; 4277 int i = normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, &wrapped); 4278 4279 if (i == 1 && !wrapped && EQUAL_POS(old, curwin->w_cursor)) 4280 { 4281 // Avoid getting stuck on the current cursor position, which can 4282 // happen when an offset is given and the cursor is on the last char 4283 // in the buffer: Repeat with count + 1. 4284 cap->count1 += 1; 4285 (void)normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, NULL); 4286 cap->count1 -= 1; 4287 } 4288 } 4289 4290 /* 4291 * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat). 4292 * Uses only cap->count1 and cap->oap from "cap". 4293 * Return 0 for failure, 1 for found, 2 for found and line offset added. 4294 */ 4295 static int 4296 normal_search( 4297 cmdarg_T *cap, 4298 int dir, 4299 char_u *pat, 4300 int opt, // extra flags for do_search() 4301 int *wrapped) 4302 { 4303 int i; 4304 searchit_arg_T sia; 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 vim_memset(&sia, 0, sizeof(sia)); 4312 i = do_search(cap->oap, dir, dir, pat, cap->count1, 4313 opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG, &sia); 4314 if (wrapped != NULL) 4315 *wrapped = sia.sa_wrapped; 4316 if (i == 0) 4317 clearop(cap->oap); 4318 else 4319 { 4320 if (i == 2) 4321 cap->oap->motion_type = MLINE; 4322 curwin->w_cursor.coladd = 0; 4323 #ifdef FEAT_FOLDING 4324 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4325 foldOpenCursor(); 4326 #endif 4327 } 4328 4329 // "/$" will put the cursor after the end of the line, may need to 4330 // correct that here 4331 check_cursor(); 4332 return i; 4333 } 4334 4335 /* 4336 * Character search commands. 4337 * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for 4338 * ',' and FALSE for ';'. 4339 * cap->nchar is NUL for ',' and ';' (repeat the search) 4340 */ 4341 static void 4342 nv_csearch(cmdarg_T *cap) 4343 { 4344 int t_cmd; 4345 4346 if (cap->cmdchar == 't' || cap->cmdchar == 'T') 4347 t_cmd = TRUE; 4348 else 4349 t_cmd = FALSE; 4350 4351 cap->oap->motion_type = MCHAR; 4352 if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL) 4353 clearopbeep(cap->oap); 4354 else 4355 { 4356 curwin->w_set_curswant = TRUE; 4357 // Include a Tab for "tx" and for "dfx". 4358 if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD 4359 && (t_cmd || cap->oap->op_type != OP_NOP)) 4360 { 4361 colnr_T scol, ecol; 4362 4363 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol); 4364 curwin->w_cursor.coladd = ecol - scol; 4365 } 4366 else 4367 curwin->w_cursor.coladd = 0; 4368 adjust_for_sel(cap); 4369 #ifdef FEAT_FOLDING 4370 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4371 foldOpenCursor(); 4372 #endif 4373 } 4374 } 4375 4376 /* 4377 * "[" and "]" commands. 4378 * cap->arg is BACKWARD for "[" and FORWARD for "]". 4379 */ 4380 static void 4381 nv_brackets(cmdarg_T *cap) 4382 { 4383 pos_T new_pos = {0, 0, 0}; 4384 pos_T prev_pos; 4385 pos_T *pos = NULL; // init for GCC 4386 pos_T old_pos; // cursor position before command 4387 int flag; 4388 long n; 4389 int findc; 4390 int c; 4391 4392 cap->oap->motion_type = MCHAR; 4393 cap->oap->inclusive = FALSE; 4394 old_pos = curwin->w_cursor; 4395 curwin->w_cursor.coladd = 0; // TODO: don't do this for an error. 4396 4397 #ifdef FEAT_SEARCHPATH 4398 /* 4399 * "[f" or "]f" : Edit file under the cursor (same as "gf") 4400 */ 4401 if (cap->nchar == 'f') 4402 nv_gotofile(cap); 4403 else 4404 #endif 4405 4406 #ifdef FEAT_FIND_ID 4407 /* 4408 * Find the occurrence(s) of the identifier or define under cursor 4409 * in current and included files or jump to the first occurrence. 4410 * 4411 * search list jump 4412 * fwd bwd fwd bwd fwd bwd 4413 * identifier "]i" "[i" "]I" "[I" "]^I" "[^I" 4414 * define "]d" "[d" "]D" "[D" "]^D" "[^D" 4415 */ 4416 if (vim_strchr((char_u *) 4417 # ifdef EBCDIC 4418 "iI\005dD\067", 4419 # else 4420 "iI\011dD\004", 4421 # endif 4422 cap->nchar) != NULL) 4423 { 4424 char_u *ptr; 4425 int len; 4426 4427 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) 4428 clearop(cap->oap); 4429 else 4430 { 4431 find_pattern_in_path(ptr, 0, len, TRUE, 4432 cap->count0 == 0 ? !isupper(cap->nchar) : FALSE, 4433 ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY, 4434 cap->count1, 4435 isupper(cap->nchar) ? ACTION_SHOW_ALL : 4436 islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO, 4437 cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1, 4438 (linenr_T)MAXLNUM); 4439 curwin->w_set_curswant = TRUE; 4440 } 4441 } 4442 else 4443 #endif 4444 4445 /* 4446 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')' 4447 * "[#", "]#": go to start/end of Nth innermost #if..#endif construct. 4448 * "[/", "[*", "]/", "]*": go to Nth comment start/end. 4449 * "[m" or "]m" search for prev/next start of (Java) method. 4450 * "[M" or "]M" search for prev/next end of (Java) method. 4451 */ 4452 if ( (cap->cmdchar == '[' 4453 && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL) 4454 || (cap->cmdchar == ']' 4455 && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL)) 4456 { 4457 if (cap->nchar == '*') 4458 cap->nchar = '/'; 4459 prev_pos.lnum = 0; 4460 if (cap->nchar == 'm' || cap->nchar == 'M') 4461 { 4462 if (cap->cmdchar == '[') 4463 findc = '{'; 4464 else 4465 findc = '}'; 4466 n = 9999; 4467 } 4468 else 4469 { 4470 findc = cap->nchar; 4471 n = cap->count1; 4472 } 4473 for ( ; n > 0; --n) 4474 { 4475 if ((pos = findmatchlimit(cap->oap, findc, 4476 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL) 4477 { 4478 if (new_pos.lnum == 0) // nothing found 4479 { 4480 if (cap->nchar != 'm' && cap->nchar != 'M') 4481 clearopbeep(cap->oap); 4482 } 4483 else 4484 pos = &new_pos; // use last one found 4485 break; 4486 } 4487 prev_pos = new_pos; 4488 curwin->w_cursor = *pos; 4489 new_pos = *pos; 4490 } 4491 curwin->w_cursor = old_pos; 4492 4493 /* 4494 * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only 4495 * brought us to the match for "[m" and "]M" when inside a method. 4496 * Try finding the '{' or '}' we want to be at. 4497 * Also repeat for the given count. 4498 */ 4499 if (cap->nchar == 'm' || cap->nchar == 'M') 4500 { 4501 // norm is TRUE for "]M" and "[m" 4502 int norm = ((findc == '{') == (cap->nchar == 'm')); 4503 4504 n = cap->count1; 4505 // found a match: we were inside a method 4506 if (prev_pos.lnum != 0) 4507 { 4508 pos = &prev_pos; 4509 curwin->w_cursor = prev_pos; 4510 if (norm) 4511 --n; 4512 } 4513 else 4514 pos = NULL; 4515 while (n > 0) 4516 { 4517 for (;;) 4518 { 4519 if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0) 4520 { 4521 // if not found anything, that's an error 4522 if (pos == NULL) 4523 clearopbeep(cap->oap); 4524 n = 0; 4525 break; 4526 } 4527 c = gchar_cursor(); 4528 if (c == '{' || c == '}') 4529 { 4530 // Must have found end/start of class: use it. 4531 // Or found the place to be at. 4532 if ((c == findc && norm) || (n == 1 && !norm)) 4533 { 4534 new_pos = curwin->w_cursor; 4535 pos = &new_pos; 4536 n = 0; 4537 } 4538 // if no match found at all, we started outside of the 4539 // class and we're inside now. Just go on. 4540 else if (new_pos.lnum == 0) 4541 { 4542 new_pos = curwin->w_cursor; 4543 pos = &new_pos; 4544 } 4545 // found start/end of other method: go to match 4546 else if ((pos = findmatchlimit(cap->oap, findc, 4547 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 4548 0)) == NULL) 4549 n = 0; 4550 else 4551 curwin->w_cursor = *pos; 4552 break; 4553 } 4554 } 4555 --n; 4556 } 4557 curwin->w_cursor = old_pos; 4558 if (pos == NULL && new_pos.lnum != 0) 4559 clearopbeep(cap->oap); 4560 } 4561 if (pos != NULL) 4562 { 4563 setpcmark(); 4564 curwin->w_cursor = *pos; 4565 curwin->w_set_curswant = TRUE; 4566 #ifdef FEAT_FOLDING 4567 if ((fdo_flags & FDO_BLOCK) && KeyTyped 4568 && cap->oap->op_type == OP_NOP) 4569 foldOpenCursor(); 4570 #endif 4571 } 4572 } 4573 4574 /* 4575 * "[[", "[]", "]]" and "][": move to start or end of function 4576 */ 4577 else if (cap->nchar == '[' || cap->nchar == ']') 4578 { 4579 if (cap->nchar == cap->cmdchar) // "]]" or "[[" 4580 flag = '{'; 4581 else 4582 flag = '}'; // "][" or "[]" 4583 4584 curwin->w_set_curswant = TRUE; 4585 /* 4586 * Imitate strange Vi behaviour: When using "]]" with an operator 4587 * we also stop at '}'. 4588 */ 4589 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, flag, 4590 (cap->oap->op_type != OP_NOP 4591 && cap->arg == FORWARD && flag == '{'))) 4592 clearopbeep(cap->oap); 4593 else 4594 { 4595 if (cap->oap->op_type == OP_NOP) 4596 beginline(BL_WHITE | BL_FIX); 4597 #ifdef FEAT_FOLDING 4598 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4599 foldOpenCursor(); 4600 #endif 4601 } 4602 } 4603 4604 /* 4605 * "[p", "[P", "]P" and "]p": put with indent adjustment 4606 */ 4607 else if (cap->nchar == 'p' || cap->nchar == 'P') 4608 { 4609 nv_put_opt(cap, TRUE); 4610 } 4611 4612 /* 4613 * "['", "[`", "]'" and "]`": jump to next mark 4614 */ 4615 else if (cap->nchar == '\'' || cap->nchar == '`') 4616 { 4617 pos = &curwin->w_cursor; 4618 for (n = cap->count1; n > 0; --n) 4619 { 4620 prev_pos = *pos; 4621 pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD, 4622 cap->nchar == '\''); 4623 if (pos == NULL) 4624 break; 4625 } 4626 if (pos == NULL) 4627 pos = &prev_pos; 4628 nv_cursormark(cap, cap->nchar == '\'', pos); 4629 } 4630 4631 /* 4632 * [ or ] followed by a middle mouse click: put selected text with 4633 * indent adjustment. Any other button just does as usual. 4634 */ 4635 else if (cap->nchar >= K_RIGHTRELEASE && cap->nchar <= K_LEFTMOUSE) 4636 { 4637 (void)do_mouse(cap->oap, cap->nchar, 4638 (cap->cmdchar == ']') ? FORWARD : BACKWARD, 4639 cap->count1, PUT_FIXINDENT); 4640 } 4641 4642 #ifdef FEAT_FOLDING 4643 /* 4644 * "[z" and "]z": move to start or end of open fold. 4645 */ 4646 else if (cap->nchar == 'z') 4647 { 4648 if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4649 cap->count1) == FAIL) 4650 clearopbeep(cap->oap); 4651 } 4652 #endif 4653 4654 #ifdef FEAT_DIFF 4655 /* 4656 * "[c" and "]c": move to next or previous diff-change. 4657 */ 4658 else if (cap->nchar == 'c') 4659 { 4660 if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD, 4661 cap->count1) == FAIL) 4662 clearopbeep(cap->oap); 4663 } 4664 #endif 4665 4666 #ifdef FEAT_SPELL 4667 /* 4668 * "[s", "[S", "]s" and "]S": move to next spell error. 4669 */ 4670 else if (cap->nchar == 's' || cap->nchar == 'S') 4671 { 4672 setpcmark(); 4673 for (n = 0; n < cap->count1; ++n) 4674 if (spell_move_to(curwin, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4675 cap->nchar == 's' ? TRUE : FALSE, FALSE, NULL) == 0) 4676 { 4677 clearopbeep(cap->oap); 4678 break; 4679 } 4680 else 4681 curwin->w_set_curswant = TRUE; 4682 # ifdef FEAT_FOLDING 4683 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4684 foldOpenCursor(); 4685 # endif 4686 } 4687 #endif 4688 4689 // Not a valid cap->nchar. 4690 else 4691 clearopbeep(cap->oap); 4692 } 4693 4694 /* 4695 * Handle Normal mode "%" command. 4696 */ 4697 static void 4698 nv_percent(cmdarg_T *cap) 4699 { 4700 pos_T *pos; 4701 #if defined(FEAT_FOLDING) 4702 linenr_T lnum = curwin->w_cursor.lnum; 4703 #endif 4704 4705 cap->oap->inclusive = TRUE; 4706 if (cap->count0) // {cnt}% : goto {cnt} percentage in file 4707 { 4708 if (cap->count0 > 100) 4709 clearopbeep(cap->oap); 4710 else 4711 { 4712 cap->oap->motion_type = MLINE; 4713 setpcmark(); 4714 // Round up, so CTRL-G will give same value. Watch out for a 4715 // large line count, the line number must not go negative! 4716 if (curbuf->b_ml.ml_line_count > 1000000) 4717 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L) 4718 / 100L * cap->count0; 4719 else 4720 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count * 4721 cap->count0 + 99L) / 100L; 4722 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4723 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 4724 beginline(BL_SOL | BL_FIX); 4725 } 4726 } 4727 else // "%" : go to matching paren 4728 { 4729 cap->oap->motion_type = MCHAR; 4730 cap->oap->use_reg_one = TRUE; 4731 if ((pos = findmatch(cap->oap, NUL)) == NULL) 4732 clearopbeep(cap->oap); 4733 else 4734 { 4735 setpcmark(); 4736 curwin->w_cursor = *pos; 4737 curwin->w_set_curswant = TRUE; 4738 curwin->w_cursor.coladd = 0; 4739 adjust_for_sel(cap); 4740 } 4741 } 4742 #ifdef FEAT_FOLDING 4743 if (cap->oap->op_type == OP_NOP 4744 && lnum != curwin->w_cursor.lnum 4745 && (fdo_flags & FDO_PERCENT) 4746 && KeyTyped) 4747 foldOpenCursor(); 4748 #endif 4749 } 4750 4751 /* 4752 * Handle "(" and ")" commands. 4753 * cap->arg is BACKWARD for "(" and FORWARD for ")". 4754 */ 4755 static void 4756 nv_brace(cmdarg_T *cap) 4757 { 4758 cap->oap->motion_type = MCHAR; 4759 cap->oap->use_reg_one = TRUE; 4760 // The motion used to be inclusive for "(", but that is not what Vi does. 4761 cap->oap->inclusive = FALSE; 4762 curwin->w_set_curswant = TRUE; 4763 4764 if (findsent(cap->arg, cap->count1) == FAIL) 4765 clearopbeep(cap->oap); 4766 else 4767 { 4768 // Don't leave the cursor on the NUL past end of line. 4769 adjust_cursor(cap->oap); 4770 curwin->w_cursor.coladd = 0; 4771 #ifdef FEAT_FOLDING 4772 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4773 foldOpenCursor(); 4774 #endif 4775 } 4776 } 4777 4778 /* 4779 * "m" command: Mark a position. 4780 */ 4781 static void 4782 nv_mark(cmdarg_T *cap) 4783 { 4784 if (!checkclearop(cap->oap)) 4785 { 4786 if (setmark(cap->nchar) == FAIL) 4787 clearopbeep(cap->oap); 4788 } 4789 } 4790 4791 /* 4792 * "{" and "}" commands. 4793 * cmd->arg is BACKWARD for "{" and FORWARD for "}". 4794 */ 4795 static void 4796 nv_findpar(cmdarg_T *cap) 4797 { 4798 cap->oap->motion_type = MCHAR; 4799 cap->oap->inclusive = FALSE; 4800 cap->oap->use_reg_one = TRUE; 4801 curwin->w_set_curswant = TRUE; 4802 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, NUL, FALSE)) 4803 clearopbeep(cap->oap); 4804 else 4805 { 4806 curwin->w_cursor.coladd = 0; 4807 #ifdef FEAT_FOLDING 4808 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4809 foldOpenCursor(); 4810 #endif 4811 } 4812 } 4813 4814 /* 4815 * "u" command: Undo or make lower case. 4816 */ 4817 static void 4818 nv_undo(cmdarg_T *cap) 4819 { 4820 if (cap->oap->op_type == OP_LOWER || VIsual_active) 4821 { 4822 // translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" 4823 cap->cmdchar = 'g'; 4824 cap->nchar = 'u'; 4825 nv_operator(cap); 4826 } 4827 else 4828 nv_kundo(cap); 4829 } 4830 4831 /* 4832 * <Undo> command. 4833 */ 4834 static void 4835 nv_kundo(cmdarg_T *cap) 4836 { 4837 if (!checkclearopq(cap->oap)) 4838 { 4839 #ifdef FEAT_JOB_CHANNEL 4840 if (bt_prompt(curbuf)) 4841 { 4842 clearopbeep(cap->oap); 4843 return; 4844 } 4845 #endif 4846 u_undo((int)cap->count1); 4847 curwin->w_set_curswant = TRUE; 4848 } 4849 } 4850 4851 /* 4852 * Handle the "r" command. 4853 */ 4854 static void 4855 nv_replace(cmdarg_T *cap) 4856 { 4857 char_u *ptr; 4858 int had_ctrl_v; 4859 long n; 4860 4861 if (checkclearop(cap->oap)) 4862 return; 4863 #ifdef FEAT_JOB_CHANNEL 4864 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 4865 { 4866 clearopbeep(cap->oap); 4867 return; 4868 } 4869 #endif 4870 4871 // get another character 4872 if (cap->nchar == Ctrl_V) 4873 { 4874 had_ctrl_v = Ctrl_V; 4875 cap->nchar = get_literal(); 4876 // Don't redo a multibyte character with CTRL-V. 4877 if (cap->nchar > DEL) 4878 had_ctrl_v = NUL; 4879 } 4880 else 4881 had_ctrl_v = NUL; 4882 4883 // Abort if the character is a special key. 4884 if (IS_SPECIAL(cap->nchar)) 4885 { 4886 clearopbeep(cap->oap); 4887 return; 4888 } 4889 4890 // Visual mode "r" 4891 if (VIsual_active) 4892 { 4893 if (got_int) 4894 reset_VIsual(); 4895 if (had_ctrl_v) 4896 { 4897 // Use a special (negative) number to make a difference between a 4898 // literal CR or NL and a line break. 4899 if (cap->nchar == CAR) 4900 cap->nchar = REPLACE_CR_NCHAR; 4901 else if (cap->nchar == NL) 4902 cap->nchar = REPLACE_NL_NCHAR; 4903 } 4904 nv_operator(cap); 4905 return; 4906 } 4907 4908 // Break tabs, etc. 4909 if (virtual_active()) 4910 { 4911 if (u_save_cursor() == FAIL) 4912 return; 4913 if (gchar_cursor() == NUL) 4914 { 4915 // Add extra space and put the cursor on the first one. 4916 coladvance_force((colnr_T)(getviscol() + cap->count1)); 4917 curwin->w_cursor.col -= cap->count1; 4918 } 4919 else if (gchar_cursor() == TAB) 4920 coladvance_force(getviscol()); 4921 } 4922 4923 // Abort if not enough characters to replace. 4924 ptr = ml_get_cursor(); 4925 if (STRLEN(ptr) < (unsigned)cap->count1 4926 || (has_mbyte && mb_charlen(ptr) < cap->count1)) 4927 { 4928 clearopbeep(cap->oap); 4929 return; 4930 } 4931 4932 /* 4933 * Replacing with a TAB is done by edit() when it is complicated because 4934 * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB. 4935 * Other characters are done below to avoid problems with things like 4936 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC). 4937 */ 4938 if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta)) 4939 { 4940 stuffnumReadbuff(cap->count1); 4941 stuffcharReadbuff('R'); 4942 stuffcharReadbuff('\t'); 4943 stuffcharReadbuff(ESC); 4944 return; 4945 } 4946 4947 // save line for undo 4948 if (u_save_cursor() == FAIL) 4949 return; 4950 4951 if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n')) 4952 { 4953 /* 4954 * Replace character(s) by a single newline. 4955 * Strange vi behaviour: Only one newline is inserted. 4956 * Delete the characters here. 4957 * Insert the newline with an insert command, takes care of 4958 * autoindent. The insert command depends on being on the last 4959 * character of a line or not. 4960 */ 4961 (void)del_chars(cap->count1, FALSE); // delete the characters 4962 stuffcharReadbuff('\r'); 4963 stuffcharReadbuff(ESC); 4964 4965 // Give 'r' to edit(), to get the redo command right. 4966 invoke_edit(cap, TRUE, 'r', FALSE); 4967 } 4968 else 4969 { 4970 prep_redo(cap->oap->regname, cap->count1, 4971 NUL, 'r', NUL, had_ctrl_v, cap->nchar); 4972 4973 curbuf->b_op_start = curwin->w_cursor; 4974 if (has_mbyte) 4975 { 4976 int old_State = State; 4977 4978 if (cap->ncharC1 != 0) 4979 AppendCharToRedobuff(cap->ncharC1); 4980 if (cap->ncharC2 != 0) 4981 AppendCharToRedobuff(cap->ncharC2); 4982 4983 // This is slow, but it handles replacing a single-byte with a 4984 // multi-byte and the other way around. Also handles adding 4985 // composing characters for utf-8. 4986 for (n = cap->count1; n > 0; --n) 4987 { 4988 State = REPLACE; 4989 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 4990 { 4991 int c = ins_copychar(curwin->w_cursor.lnum 4992 + (cap->nchar == Ctrl_Y ? -1 : 1)); 4993 if (c != NUL) 4994 ins_char(c); 4995 else 4996 // will be decremented further down 4997 ++curwin->w_cursor.col; 4998 } 4999 else 5000 ins_char(cap->nchar); 5001 State = old_State; 5002 if (cap->ncharC1 != 0) 5003 ins_char(cap->ncharC1); 5004 if (cap->ncharC2 != 0) 5005 ins_char(cap->ncharC2); 5006 } 5007 } 5008 else 5009 { 5010 /* 5011 * Replace the characters within one line. 5012 */ 5013 for (n = cap->count1; n > 0; --n) 5014 { 5015 /* 5016 * Get ptr again, because u_save and/or showmatch() will have 5017 * released the line. At the same time we let know that the 5018 * line will be changed. 5019 */ 5020 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE); 5021 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5022 { 5023 int c = ins_copychar(curwin->w_cursor.lnum 5024 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5025 if (c != NUL) 5026 ptr[curwin->w_cursor.col] = c; 5027 } 5028 else 5029 ptr[curwin->w_cursor.col] = cap->nchar; 5030 if (p_sm && msg_silent == 0) 5031 showmatch(cap->nchar); 5032 ++curwin->w_cursor.col; 5033 } 5034 #ifdef FEAT_NETBEANS_INTG 5035 if (netbeans_active()) 5036 { 5037 colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1); 5038 5039 netbeans_removed(curbuf, curwin->w_cursor.lnum, start, 5040 (long)cap->count1); 5041 netbeans_inserted(curbuf, curwin->w_cursor.lnum, start, 5042 &ptr[start], (int)cap->count1); 5043 } 5044 #endif 5045 5046 // mark the buffer as changed and prepare for displaying 5047 changed_bytes(curwin->w_cursor.lnum, 5048 (colnr_T)(curwin->w_cursor.col - cap->count1)); 5049 } 5050 --curwin->w_cursor.col; // cursor on the last replaced char 5051 // if the character on the left of the current cursor is a multi-byte 5052 // character, move two characters left 5053 if (has_mbyte) 5054 mb_adjust_cursor(); 5055 curbuf->b_op_end = curwin->w_cursor; 5056 curwin->w_set_curswant = TRUE; 5057 set_last_insert(cap->nchar); 5058 } 5059 } 5060 5061 /* 5062 * 'o': Exchange start and end of Visual area. 5063 * 'O': same, but in block mode exchange left and right corners. 5064 */ 5065 static void 5066 v_swap_corners(int cmdchar) 5067 { 5068 pos_T old_cursor; 5069 colnr_T left, right; 5070 5071 if (cmdchar == 'O' && VIsual_mode == Ctrl_V) 5072 { 5073 old_cursor = curwin->w_cursor; 5074 getvcols(curwin, &old_cursor, &VIsual, &left, &right); 5075 curwin->w_cursor.lnum = VIsual.lnum; 5076 coladvance(left); 5077 VIsual = curwin->w_cursor; 5078 5079 curwin->w_cursor.lnum = old_cursor.lnum; 5080 curwin->w_curswant = right; 5081 // 'selection "exclusive" and cursor at right-bottom corner: move it 5082 // right one column 5083 if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e') 5084 ++curwin->w_curswant; 5085 coladvance(curwin->w_curswant); 5086 if (curwin->w_cursor.col == old_cursor.col 5087 && (!virtual_active() 5088 || curwin->w_cursor.coladd == old_cursor.coladd)) 5089 { 5090 curwin->w_cursor.lnum = VIsual.lnum; 5091 if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e') 5092 ++right; 5093 coladvance(right); 5094 VIsual = curwin->w_cursor; 5095 5096 curwin->w_cursor.lnum = old_cursor.lnum; 5097 coladvance(left); 5098 curwin->w_curswant = left; 5099 } 5100 } 5101 else 5102 { 5103 old_cursor = curwin->w_cursor; 5104 curwin->w_cursor = VIsual; 5105 VIsual = old_cursor; 5106 curwin->w_set_curswant = TRUE; 5107 } 5108 } 5109 5110 /* 5111 * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE). 5112 */ 5113 static void 5114 nv_Replace(cmdarg_T *cap) 5115 { 5116 if (VIsual_active) // "R" is replace lines 5117 { 5118 cap->cmdchar = 'c'; 5119 cap->nchar = NUL; 5120 VIsual_mode_orig = VIsual_mode; // remember original area for gv 5121 VIsual_mode = 'V'; 5122 nv_operator(cap); 5123 } 5124 else if (!checkclearopq(cap->oap)) 5125 { 5126 if (!curbuf->b_p_ma) 5127 emsg(_(e_modifiable)); 5128 else 5129 { 5130 if (virtual_active()) 5131 coladvance(getviscol()); 5132 invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE); 5133 } 5134 } 5135 } 5136 5137 /* 5138 * "gr". 5139 */ 5140 static void 5141 nv_vreplace(cmdarg_T *cap) 5142 { 5143 if (VIsual_active) 5144 { 5145 cap->cmdchar = 'r'; 5146 cap->nchar = cap->extra_char; 5147 nv_replace(cap); // Do same as "r" in Visual mode for now 5148 } 5149 else if (!checkclearopq(cap->oap)) 5150 { 5151 if (!curbuf->b_p_ma) 5152 emsg(_(e_modifiable)); 5153 else 5154 { 5155 if (cap->extra_char == Ctrl_V) // get another character 5156 cap->extra_char = get_literal(); 5157 stuffcharReadbuff(cap->extra_char); 5158 stuffcharReadbuff(ESC); 5159 if (virtual_active()) 5160 coladvance(getviscol()); 5161 invoke_edit(cap, TRUE, 'v', FALSE); 5162 } 5163 } 5164 } 5165 5166 /* 5167 * Swap case for "~" command, when it does not work like an operator. 5168 */ 5169 static void 5170 n_swapchar(cmdarg_T *cap) 5171 { 5172 long n; 5173 pos_T startpos; 5174 int did_change = 0; 5175 #ifdef FEAT_NETBEANS_INTG 5176 pos_T pos; 5177 char_u *ptr; 5178 int count; 5179 #endif 5180 5181 if (checkclearopq(cap->oap)) 5182 return; 5183 5184 if (LINEEMPTY(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL) 5185 { 5186 clearopbeep(cap->oap); 5187 return; 5188 } 5189 5190 prep_redo_cmd(cap); 5191 5192 if (u_save_cursor() == FAIL) 5193 return; 5194 5195 startpos = curwin->w_cursor; 5196 #ifdef FEAT_NETBEANS_INTG 5197 pos = startpos; 5198 #endif 5199 for (n = cap->count1; n > 0; --n) 5200 { 5201 did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor); 5202 inc_cursor(); 5203 if (gchar_cursor() == NUL) 5204 { 5205 if (vim_strchr(p_ww, '~') != NULL 5206 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 5207 { 5208 #ifdef FEAT_NETBEANS_INTG 5209 if (netbeans_active()) 5210 { 5211 if (did_change) 5212 { 5213 ptr = ml_get(pos.lnum); 5214 count = (int)STRLEN(ptr) - pos.col; 5215 netbeans_removed(curbuf, pos.lnum, pos.col, 5216 (long)count); 5217 netbeans_inserted(curbuf, pos.lnum, pos.col, 5218 &ptr[pos.col], count); 5219 } 5220 pos.col = 0; 5221 pos.lnum++; 5222 } 5223 #endif 5224 ++curwin->w_cursor.lnum; 5225 curwin->w_cursor.col = 0; 5226 if (n > 1) 5227 { 5228 if (u_savesub(curwin->w_cursor.lnum) == FAIL) 5229 break; 5230 u_clearline(); 5231 } 5232 } 5233 else 5234 break; 5235 } 5236 } 5237 #ifdef FEAT_NETBEANS_INTG 5238 if (did_change && netbeans_active()) 5239 { 5240 ptr = ml_get(pos.lnum); 5241 count = curwin->w_cursor.col - pos.col; 5242 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); 5243 netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count); 5244 } 5245 #endif 5246 5247 5248 check_cursor(); 5249 curwin->w_set_curswant = TRUE; 5250 if (did_change) 5251 { 5252 changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1, 5253 0L); 5254 curbuf->b_op_start = startpos; 5255 curbuf->b_op_end = curwin->w_cursor; 5256 if (curbuf->b_op_end.col > 0) 5257 --curbuf->b_op_end.col; 5258 } 5259 } 5260 5261 /* 5262 * Move cursor to mark. 5263 */ 5264 static void 5265 nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos) 5266 { 5267 if (check_mark(pos) == FAIL) 5268 clearop(cap->oap); 5269 else 5270 { 5271 if (cap->cmdchar == '\'' 5272 || cap->cmdchar == '`' 5273 || cap->cmdchar == '[' 5274 || cap->cmdchar == ']') 5275 setpcmark(); 5276 curwin->w_cursor = *pos; 5277 if (flag) 5278 beginline(BL_WHITE | BL_FIX); 5279 else 5280 check_cursor(); 5281 } 5282 cap->oap->motion_type = flag ? MLINE : MCHAR; 5283 if (cap->cmdchar == '`') 5284 cap->oap->use_reg_one = TRUE; 5285 cap->oap->inclusive = FALSE; // ignored if not MCHAR 5286 curwin->w_set_curswant = TRUE; 5287 } 5288 5289 /* 5290 * Handle commands that are operators in Visual mode. 5291 */ 5292 static void 5293 v_visop(cmdarg_T *cap) 5294 { 5295 static char_u trans[] = "YyDdCcxdXdAAIIrr"; 5296 5297 // Uppercase means linewise, except in block mode, then "D" deletes till 5298 // the end of the line, and "C" replaces till EOL 5299 if (isupper(cap->cmdchar)) 5300 { 5301 if (VIsual_mode != Ctrl_V) 5302 { 5303 VIsual_mode_orig = VIsual_mode; 5304 VIsual_mode = 'V'; 5305 } 5306 else if (cap->cmdchar == 'C' || cap->cmdchar == 'D') 5307 curwin->w_curswant = MAXCOL; 5308 } 5309 cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1); 5310 nv_operator(cap); 5311 } 5312 5313 /* 5314 * "s" and "S" commands. 5315 */ 5316 static void 5317 nv_subst(cmdarg_T *cap) 5318 { 5319 #ifdef FEAT_TERMINAL 5320 // When showing output of term_dumpdiff() swap the top and botom. 5321 if (term_swap_diff() == OK) 5322 return; 5323 #endif 5324 #ifdef FEAT_JOB_CHANNEL 5325 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 5326 { 5327 clearopbeep(cap->oap); 5328 return; 5329 } 5330 #endif 5331 if (VIsual_active) // "vs" and "vS" are the same as "vc" 5332 { 5333 if (cap->cmdchar == 'S') 5334 { 5335 VIsual_mode_orig = VIsual_mode; 5336 VIsual_mode = 'V'; 5337 } 5338 cap->cmdchar = 'c'; 5339 nv_operator(cap); 5340 } 5341 else 5342 nv_optrans(cap); 5343 } 5344 5345 /* 5346 * Abbreviated commands. 5347 */ 5348 static void 5349 nv_abbrev(cmdarg_T *cap) 5350 { 5351 if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL) 5352 cap->cmdchar = 'x'; // DEL key behaves like 'x' 5353 5354 // in Visual mode these commands are operators 5355 if (VIsual_active) 5356 v_visop(cap); 5357 else 5358 nv_optrans(cap); 5359 } 5360 5361 /* 5362 * Translate a command into another command. 5363 */ 5364 static void 5365 nv_optrans(cmdarg_T *cap) 5366 { 5367 static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh", 5368 (char_u *)"d$", (char_u *)"c$", 5369 (char_u *)"cl", (char_u *)"cc", 5370 (char_u *)"yy", (char_u *)":s\r"}; 5371 static char_u *str = (char_u *)"xXDCsSY&"; 5372 5373 if (!checkclearopq(cap->oap)) 5374 { 5375 // In Vi "2D" doesn't delete the next line. Can't translate it 5376 // either, because "2." should also not use the count. 5377 if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL) 5378 { 5379 cap->oap->start = curwin->w_cursor; 5380 cap->oap->op_type = OP_DELETE; 5381 #ifdef FEAT_EVAL 5382 set_op_var(OP_DELETE); 5383 #endif 5384 cap->count1 = 1; 5385 nv_dollar(cap); 5386 finish_op = TRUE; 5387 ResetRedobuff(); 5388 AppendCharToRedobuff('D'); 5389 } 5390 else 5391 { 5392 if (cap->count0) 5393 stuffnumReadbuff(cap->count0); 5394 stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]); 5395 } 5396 } 5397 cap->opcount = 0; 5398 } 5399 5400 /* 5401 * "'" and "`" commands. Also for "g'" and "g`". 5402 * cap->arg is TRUE for "'" and "g'". 5403 */ 5404 static void 5405 nv_gomark(cmdarg_T *cap) 5406 { 5407 pos_T *pos; 5408 int c; 5409 #ifdef FEAT_FOLDING 5410 pos_T old_cursor = curwin->w_cursor; 5411 int old_KeyTyped = KeyTyped; // getting file may reset it 5412 #endif 5413 5414 if (cap->cmdchar == 'g') 5415 c = cap->extra_char; 5416 else 5417 c = cap->nchar; 5418 pos = getmark(c, (cap->oap->op_type == OP_NOP)); 5419 if (pos == (pos_T *)-1) // jumped to other file 5420 { 5421 if (cap->arg) 5422 { 5423 check_cursor_lnum(); 5424 beginline(BL_WHITE | BL_FIX); 5425 } 5426 else 5427 check_cursor(); 5428 } 5429 else 5430 nv_cursormark(cap, cap->arg, pos); 5431 5432 // May need to clear the coladd that a mark includes. 5433 if (!virtual_active()) 5434 curwin->w_cursor.coladd = 0; 5435 check_cursor_col(); 5436 #ifdef FEAT_FOLDING 5437 if (cap->oap->op_type == OP_NOP 5438 && pos != NULL 5439 && (pos == (pos_T *)-1 || !EQUAL_POS(old_cursor, *pos)) 5440 && (fdo_flags & FDO_MARK) 5441 && old_KeyTyped) 5442 foldOpenCursor(); 5443 #endif 5444 } 5445 5446 /* 5447 * Handle CTRL-O, CTRL-I, "g;" and "g," commands. 5448 */ 5449 static void 5450 nv_pcmark(cmdarg_T *cap) 5451 { 5452 #ifdef FEAT_JUMPLIST 5453 pos_T *pos; 5454 # ifdef FEAT_FOLDING 5455 linenr_T lnum = curwin->w_cursor.lnum; 5456 int old_KeyTyped = KeyTyped; // getting file may reset it 5457 # endif 5458 5459 if (!checkclearopq(cap->oap)) 5460 { 5461 if (cap->cmdchar == 'g') 5462 pos = movechangelist((int)cap->count1); 5463 else 5464 pos = movemark((int)cap->count1); 5465 if (pos == (pos_T *)-1) // jump to other file 5466 { 5467 curwin->w_set_curswant = TRUE; 5468 check_cursor(); 5469 } 5470 else if (pos != NULL) // can jump 5471 nv_cursormark(cap, FALSE, pos); 5472 else if (cap->cmdchar == 'g') 5473 { 5474 if (curbuf->b_changelistlen == 0) 5475 emsg(_("E664: changelist is empty")); 5476 else if (cap->count1 < 0) 5477 emsg(_("E662: At start of changelist")); 5478 else 5479 emsg(_("E663: At end of changelist")); 5480 } 5481 else 5482 clearopbeep(cap->oap); 5483 # ifdef FEAT_FOLDING 5484 if (cap->oap->op_type == OP_NOP 5485 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum) 5486 && (fdo_flags & FDO_MARK) 5487 && old_KeyTyped) 5488 foldOpenCursor(); 5489 # endif 5490 } 5491 #else 5492 clearopbeep(cap->oap); 5493 #endif 5494 } 5495 5496 /* 5497 * Handle '"' command. 5498 */ 5499 static void 5500 nv_regname(cmdarg_T *cap) 5501 { 5502 if (checkclearop(cap->oap)) 5503 return; 5504 #ifdef FEAT_EVAL 5505 if (cap->nchar == '=') 5506 cap->nchar = get_expr_register(); 5507 #endif 5508 if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE)) 5509 { 5510 cap->oap->regname = cap->nchar; 5511 cap->opcount = cap->count0; // remember count before '"' 5512 #ifdef FEAT_EVAL 5513 set_reg_var(cap->oap->regname); 5514 #endif 5515 } 5516 else 5517 clearopbeep(cap->oap); 5518 } 5519 5520 /* 5521 * Handle "v", "V" and "CTRL-V" commands. 5522 * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg 5523 * is TRUE. 5524 * Handle CTRL-Q just like CTRL-V. 5525 */ 5526 static void 5527 nv_visual(cmdarg_T *cap) 5528 { 5529 if (cap->cmdchar == Ctrl_Q) 5530 cap->cmdchar = Ctrl_V; 5531 5532 // 'v', 'V' and CTRL-V can be used while an operator is pending to make it 5533 // characterwise, linewise, or blockwise. 5534 if (cap->oap->op_type != OP_NOP) 5535 { 5536 motion_force = cap->oap->motion_force = cap->cmdchar; 5537 finish_op = FALSE; // operator doesn't finish now but later 5538 return; 5539 } 5540 5541 VIsual_select = cap->arg; 5542 if (VIsual_active) // change Visual mode 5543 { 5544 if (VIsual_mode == cap->cmdchar) // stop visual mode 5545 end_visual_mode(); 5546 else // toggle char/block mode 5547 { // or char/line mode 5548 VIsual_mode = cap->cmdchar; 5549 showmode(); 5550 } 5551 redraw_curbuf_later(INVERTED); // update the inversion 5552 } 5553 else // start Visual mode 5554 { 5555 check_visual_highlight(); 5556 if (cap->count0 > 0 && resel_VIsual_mode != NUL) 5557 { 5558 // use previously selected part 5559 VIsual = curwin->w_cursor; 5560 5561 VIsual_active = TRUE; 5562 VIsual_reselect = TRUE; 5563 if (!cap->arg) 5564 // start Select mode when 'selectmode' contains "cmd" 5565 may_start_select('c'); 5566 setmouse(); 5567 if (p_smd && msg_silent == 0) 5568 redraw_cmdline = TRUE; // show visual mode later 5569 /* 5570 * For V and ^V, we multiply the number of lines even if there 5571 * was only one -- webb 5572 */ 5573 if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1) 5574 { 5575 curwin->w_cursor.lnum += 5576 resel_VIsual_line_count * cap->count0 - 1; 5577 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 5578 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 5579 } 5580 VIsual_mode = resel_VIsual_mode; 5581 if (VIsual_mode == 'v') 5582 { 5583 if (resel_VIsual_line_count <= 1) 5584 { 5585 validate_virtcol(); 5586 curwin->w_curswant = curwin->w_virtcol 5587 + resel_VIsual_vcol * cap->count0 - 1; 5588 } 5589 else 5590 curwin->w_curswant = resel_VIsual_vcol; 5591 coladvance(curwin->w_curswant); 5592 } 5593 if (resel_VIsual_vcol == MAXCOL) 5594 { 5595 curwin->w_curswant = MAXCOL; 5596 coladvance((colnr_T)MAXCOL); 5597 } 5598 else if (VIsual_mode == Ctrl_V) 5599 { 5600 validate_virtcol(); 5601 curwin->w_curswant = curwin->w_virtcol 5602 + resel_VIsual_vcol * cap->count0 - 1; 5603 coladvance(curwin->w_curswant); 5604 } 5605 else 5606 curwin->w_set_curswant = TRUE; 5607 redraw_curbuf_later(INVERTED); // show the inversion 5608 } 5609 else 5610 { 5611 if (!cap->arg) 5612 // start Select mode when 'selectmode' contains "cmd" 5613 may_start_select('c'); 5614 n_start_visual_mode(cap->cmdchar); 5615 if (VIsual_mode != 'V' && *p_sel == 'e') 5616 ++cap->count1; // include one more char 5617 if (cap->count0 > 0 && --cap->count1 > 0) 5618 { 5619 // With a count select that many characters or lines. 5620 if (VIsual_mode == 'v' || VIsual_mode == Ctrl_V) 5621 nv_right(cap); 5622 else if (VIsual_mode == 'V') 5623 nv_down(cap); 5624 } 5625 } 5626 } 5627 } 5628 5629 /* 5630 * Start selection for Shift-movement keys. 5631 */ 5632 void 5633 start_selection(void) 5634 { 5635 // if 'selectmode' contains "key", start Select mode 5636 may_start_select('k'); 5637 n_start_visual_mode('v'); 5638 } 5639 5640 /* 5641 * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu. 5642 */ 5643 void 5644 may_start_select(int c) 5645 { 5646 VIsual_select = (stuff_empty() && typebuf_typed() 5647 && (vim_strchr(p_slm, c) != NULL)); 5648 } 5649 5650 /* 5651 * Start Visual mode "c". 5652 * Should set VIsual_select before calling this. 5653 */ 5654 static void 5655 n_start_visual_mode(int c) 5656 { 5657 #ifdef FEAT_CONCEAL 5658 // Check for redraw before changing the state. 5659 conceal_check_cursor_line(); 5660 #endif 5661 5662 VIsual_mode = c; 5663 VIsual_active = TRUE; 5664 VIsual_reselect = TRUE; 5665 5666 // Corner case: the 0 position in a tab may change when going into 5667 // virtualedit. Recalculate curwin->w_cursor to avoid bad highlighting. 5668 if (c == Ctrl_V && (ve_flags & VE_BLOCK) && gchar_cursor() == TAB) 5669 { 5670 validate_virtcol(); 5671 coladvance(curwin->w_virtcol); 5672 } 5673 VIsual = curwin->w_cursor; 5674 5675 #ifdef FEAT_FOLDING 5676 foldAdjustVisual(); 5677 #endif 5678 5679 setmouse(); 5680 #ifdef FEAT_CONCEAL 5681 // Check for redraw after changing the state. 5682 conceal_check_cursor_line(); 5683 #endif 5684 5685 if (p_smd && msg_silent == 0) 5686 redraw_cmdline = TRUE; // show visual mode later 5687 #ifdef FEAT_CLIPBOARD 5688 // Make sure the clipboard gets updated. Needed because start and 5689 // end may still be the same, and the selection needs to be owned 5690 clip_star.vmode = NUL; 5691 #endif 5692 5693 // Only need to redraw this line, unless still need to redraw an old 5694 // Visual area (when 'lazyredraw' is set). 5695 if (curwin->w_redr_type < INVERTED) 5696 { 5697 curwin->w_old_cursor_lnum = curwin->w_cursor.lnum; 5698 curwin->w_old_visual_lnum = curwin->w_cursor.lnum; 5699 } 5700 } 5701 5702 5703 /* 5704 * CTRL-W: Window commands 5705 */ 5706 static void 5707 nv_window(cmdarg_T *cap) 5708 { 5709 if (cap->nchar == ':') 5710 { 5711 // "CTRL-W :" is the same as typing ":"; useful in a terminal window 5712 cap->cmdchar = ':'; 5713 cap->nchar = NUL; 5714 nv_colon(cap); 5715 } 5716 else if (!checkclearop(cap->oap)) 5717 do_window(cap->nchar, cap->count0, NUL); // everything is in window.c 5718 } 5719 5720 /* 5721 * CTRL-Z: Suspend 5722 */ 5723 static void 5724 nv_suspend(cmdarg_T *cap) 5725 { 5726 clearop(cap->oap); 5727 if (VIsual_active) 5728 end_visual_mode(); // stop Visual mode 5729 do_cmdline_cmd((char_u *)"st"); 5730 } 5731 5732 /* 5733 * Commands starting with "g". 5734 */ 5735 static void 5736 nv_g_cmd(cmdarg_T *cap) 5737 { 5738 oparg_T *oap = cap->oap; 5739 pos_T tpos; 5740 int i; 5741 int flag = FALSE; 5742 5743 switch (cap->nchar) 5744 { 5745 case Ctrl_A: 5746 case Ctrl_X: 5747 #ifdef MEM_PROFILE 5748 /* 5749 * "g^A": dump log of used memory. 5750 */ 5751 if (!VIsual_active && cap->nchar == Ctrl_A) 5752 vim_mem_profile_dump(); 5753 else 5754 #endif 5755 /* 5756 * "g^A/g^X": sequentially increment visually selected region 5757 */ 5758 if (VIsual_active) 5759 { 5760 cap->arg = TRUE; 5761 cap->cmdchar = cap->nchar; 5762 cap->nchar = NUL; 5763 nv_addsub(cap); 5764 } 5765 else 5766 clearopbeep(oap); 5767 break; 5768 5769 /* 5770 * "gR": Enter virtual replace mode. 5771 */ 5772 case 'R': 5773 cap->arg = TRUE; 5774 nv_Replace(cap); 5775 break; 5776 5777 case 'r': 5778 nv_vreplace(cap); 5779 break; 5780 5781 case '&': 5782 do_cmdline_cmd((char_u *)"%s//~/&"); 5783 break; 5784 5785 /* 5786 * "gv": Reselect the previous Visual area. If Visual already active, 5787 * exchange previous and current Visual area. 5788 */ 5789 case 'v': 5790 if (checkclearop(oap)) 5791 break; 5792 5793 if ( curbuf->b_visual.vi_start.lnum == 0 5794 || curbuf->b_visual.vi_start.lnum > curbuf->b_ml.ml_line_count 5795 || curbuf->b_visual.vi_end.lnum == 0) 5796 beep_flush(); 5797 else 5798 { 5799 // set w_cursor to the start of the Visual area, tpos to the end 5800 if (VIsual_active) 5801 { 5802 i = VIsual_mode; 5803 VIsual_mode = curbuf->b_visual.vi_mode; 5804 curbuf->b_visual.vi_mode = i; 5805 # ifdef FEAT_EVAL 5806 curbuf->b_visual_mode_eval = i; 5807 # endif 5808 i = curwin->w_curswant; 5809 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5810 curbuf->b_visual.vi_curswant = i; 5811 5812 tpos = curbuf->b_visual.vi_end; 5813 curbuf->b_visual.vi_end = curwin->w_cursor; 5814 curwin->w_cursor = curbuf->b_visual.vi_start; 5815 curbuf->b_visual.vi_start = VIsual; 5816 } 5817 else 5818 { 5819 VIsual_mode = curbuf->b_visual.vi_mode; 5820 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5821 tpos = curbuf->b_visual.vi_end; 5822 curwin->w_cursor = curbuf->b_visual.vi_start; 5823 } 5824 5825 VIsual_active = TRUE; 5826 VIsual_reselect = TRUE; 5827 5828 // Set Visual to the start and w_cursor to the end of the Visual 5829 // area. Make sure they are on an existing character. 5830 check_cursor(); 5831 VIsual = curwin->w_cursor; 5832 curwin->w_cursor = tpos; 5833 check_cursor(); 5834 update_topline(); 5835 /* 5836 * When called from normal "g" command: start Select mode when 5837 * 'selectmode' contains "cmd". When called for K_SELECT, always 5838 * start Select mode. 5839 */ 5840 if (cap->arg) 5841 VIsual_select = TRUE; 5842 else 5843 may_start_select('c'); 5844 setmouse(); 5845 #ifdef FEAT_CLIPBOARD 5846 // Make sure the clipboard gets updated. Needed because start and 5847 // end are still the same, and the selection needs to be owned 5848 clip_star.vmode = NUL; 5849 #endif 5850 redraw_curbuf_later(INVERTED); 5851 showmode(); 5852 } 5853 break; 5854 /* 5855 * "gV": Don't reselect the previous Visual area after a Select mode 5856 * mapping of menu. 5857 */ 5858 case 'V': 5859 VIsual_reselect = FALSE; 5860 break; 5861 5862 /* 5863 * "gh": start Select mode. 5864 * "gH": start Select line mode. 5865 * "g^H": start Select block mode. 5866 */ 5867 case K_BS: 5868 cap->nchar = Ctrl_H; 5869 // FALLTHROUGH 5870 case 'h': 5871 case 'H': 5872 case Ctrl_H: 5873 # ifdef EBCDIC 5874 // EBCDIC: 'v'-'h' != '^v'-'^h' 5875 if (cap->nchar == Ctrl_H) 5876 cap->cmdchar = Ctrl_V; 5877 else 5878 # endif 5879 cap->cmdchar = cap->nchar + ('v' - 'h'); 5880 cap->arg = TRUE; 5881 nv_visual(cap); 5882 break; 5883 5884 // "gn", "gN" visually select next/previous search match 5885 // "gn" selects next match 5886 // "gN" selects previous match 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 'M': 5987 { 5988 char_u *ptr = ml_get_curline(); 5989 5990 oap->motion_type = MCHAR; 5991 oap->inclusive = FALSE; 5992 if (has_mbyte) 5993 i = mb_string2cells(ptr, (int)STRLEN(ptr)); 5994 else 5995 i = (int)STRLEN(ptr); 5996 if (cap->count0 > 0 && cap->count0 <= 100) 5997 coladvance((colnr_T)(i * cap->count0 / 100)); 5998 else 5999 coladvance((colnr_T)(i / 2)); 6000 curwin->w_set_curswant = TRUE; 6001 } 6002 break; 6003 6004 case '_': 6005 // "g_": to the last non-blank character in the line or <count> lines 6006 // downward. 6007 cap->oap->motion_type = MCHAR; 6008 cap->oap->inclusive = TRUE; 6009 curwin->w_curswant = MAXCOL; 6010 if (cursor_down((long)(cap->count1 - 1), 6011 cap->oap->op_type == OP_NOP) == FAIL) 6012 clearopbeep(cap->oap); 6013 else 6014 { 6015 char_u *ptr = ml_get_curline(); 6016 6017 // In Visual mode we may end up after the line. 6018 if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL) 6019 --curwin->w_cursor.col; 6020 6021 // Decrease the cursor column until it's on a non-blank. 6022 while (curwin->w_cursor.col > 0 6023 && VIM_ISWHITE(ptr[curwin->w_cursor.col])) 6024 --curwin->w_cursor.col; 6025 curwin->w_set_curswant = TRUE; 6026 adjust_for_sel(cap); 6027 } 6028 break; 6029 6030 case '$': 6031 case K_END: 6032 case K_KEND: 6033 { 6034 int col_off = curwin_col_off(); 6035 6036 oap->motion_type = MCHAR; 6037 oap->inclusive = TRUE; 6038 if (curwin->w_p_wrap && curwin->w_width != 0) 6039 { 6040 curwin->w_curswant = MAXCOL; // so we stay at the end 6041 if (cap->count1 == 1) 6042 { 6043 int width1 = curwin->w_width - col_off; 6044 int width2 = width1 + curwin_col_off2(); 6045 6046 validate_virtcol(); 6047 i = width1 - 1; 6048 if (curwin->w_virtcol >= (colnr_T)width1) 6049 i += ((curwin->w_virtcol - width1) / width2 + 1) 6050 * width2; 6051 coladvance((colnr_T)i); 6052 6053 // Make sure we stick in this column. 6054 validate_virtcol(); 6055 curwin->w_curswant = curwin->w_virtcol; 6056 curwin->w_set_curswant = FALSE; 6057 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 6058 { 6059 /* 6060 * Check for landing on a character that got split at 6061 * the end of the line. We do not want to advance to 6062 * the next screen line. 6063 */ 6064 if (curwin->w_virtcol > (colnr_T)i) 6065 --curwin->w_cursor.col; 6066 } 6067 } 6068 else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL) 6069 clearopbeep(oap); 6070 } 6071 else 6072 { 6073 if (cap->count1 > 1) 6074 // if it fails, let the cursor still move to the last char 6075 (void)cursor_down(cap->count1 - 1, FALSE); 6076 6077 i = curwin->w_leftcol + curwin->w_width - col_off - 1; 6078 coladvance((colnr_T)i); 6079 6080 // Make sure we stick in this column. 6081 validate_virtcol(); 6082 curwin->w_curswant = curwin->w_virtcol; 6083 curwin->w_set_curswant = FALSE; 6084 } 6085 } 6086 break; 6087 6088 /* 6089 * "g*" and "g#", like "*" and "#" but without using "\<" and "\>" 6090 */ 6091 case '*': 6092 case '#': 6093 #if POUND != '#' 6094 case POUND: // pound sign (sometimes equal to '#') 6095 #endif 6096 case Ctrl_RSB: // :tag or :tselect for current identifier 6097 case ']': // :tselect for current identifier 6098 nv_ident(cap); 6099 break; 6100 6101 /* 6102 * ge and gE: go back to end of word 6103 */ 6104 case 'e': 6105 case 'E': 6106 oap->motion_type = MCHAR; 6107 curwin->w_set_curswant = TRUE; 6108 oap->inclusive = TRUE; 6109 if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL) 6110 clearopbeep(oap); 6111 break; 6112 6113 /* 6114 * "g CTRL-G": display info about cursor position 6115 */ 6116 case Ctrl_G: 6117 cursor_pos_info(NULL); 6118 break; 6119 6120 /* 6121 * "gi": start Insert at the last position. 6122 */ 6123 case 'i': 6124 if (curbuf->b_last_insert.lnum != 0) 6125 { 6126 curwin->w_cursor = curbuf->b_last_insert; 6127 check_cursor_lnum(); 6128 i = (int)STRLEN(ml_get_curline()); 6129 if (curwin->w_cursor.col > (colnr_T)i) 6130 { 6131 if (virtual_active()) 6132 curwin->w_cursor.coladd += curwin->w_cursor.col - i; 6133 curwin->w_cursor.col = i; 6134 } 6135 } 6136 cap->cmdchar = 'i'; 6137 nv_edit(cap); 6138 break; 6139 6140 /* 6141 * "gI": Start insert in column 1. 6142 */ 6143 case 'I': 6144 beginline(0); 6145 if (!checkclearopq(oap)) 6146 invoke_edit(cap, FALSE, 'g', FALSE); 6147 break; 6148 6149 #ifdef FEAT_SEARCHPATH 6150 /* 6151 * "gf": goto file, edit file under cursor 6152 * "]f" and "[f": can also be used. 6153 */ 6154 case 'f': 6155 case 'F': 6156 nv_gotofile(cap); 6157 break; 6158 #endif 6159 6160 // "g'm" and "g`m": jump to mark without setting pcmark 6161 case '\'': 6162 cap->arg = TRUE; 6163 // FALLTHROUGH 6164 case '`': 6165 nv_gomark(cap); 6166 break; 6167 6168 /* 6169 * "gs": Goto sleep. 6170 */ 6171 case 's': 6172 do_sleep(cap->count1 * 1000L); 6173 break; 6174 6175 /* 6176 * "ga": Display the ascii value of the character under the 6177 * cursor. It is displayed in decimal, hex, and octal. -- webb 6178 */ 6179 case 'a': 6180 do_ascii(NULL); 6181 break; 6182 6183 /* 6184 * "g8": Display the bytes used for the UTF-8 character under the 6185 * cursor. It is displayed in hex. 6186 * "8g8" finds illegal byte sequence. 6187 */ 6188 case '8': 6189 if (cap->count0 == 8) 6190 utf_find_illegal(); 6191 else 6192 show_utf8(); 6193 break; 6194 6195 // "g<": show scrollback text 6196 case '<': 6197 show_sb_text(); 6198 break; 6199 6200 /* 6201 * "gg": Goto the first line in file. With a count it goes to 6202 * that line number like for "G". -- webb 6203 */ 6204 case 'g': 6205 cap->arg = FALSE; 6206 nv_goto(cap); 6207 break; 6208 6209 /* 6210 * Two-character operators: 6211 * "gq" Format text 6212 * "gw" Format text and keep cursor position 6213 * "g~" Toggle the case of the text. 6214 * "gu" Change text to lower case. 6215 * "gU" Change text to upper case. 6216 * "g?" rot13 encoding 6217 * "g@" call 'operatorfunc' 6218 */ 6219 case 'q': 6220 case 'w': 6221 oap->cursor_start = curwin->w_cursor; 6222 // FALLTHROUGH 6223 case '~': 6224 case 'u': 6225 case 'U': 6226 case '?': 6227 case '@': 6228 nv_operator(cap); 6229 break; 6230 6231 /* 6232 * "gd": Find first occurrence of pattern under the cursor in the 6233 * current function 6234 * "gD": idem, but in the current file. 6235 */ 6236 case 'd': 6237 case 'D': 6238 nv_gd(oap, cap->nchar, (int)cap->count0); 6239 break; 6240 6241 /* 6242 * g<*Mouse> : <C-*mouse> 6243 */ 6244 case K_MIDDLEMOUSE: 6245 case K_MIDDLEDRAG: 6246 case K_MIDDLERELEASE: 6247 case K_LEFTMOUSE: 6248 case K_LEFTDRAG: 6249 case K_LEFTRELEASE: 6250 case K_MOUSEMOVE: 6251 case K_RIGHTMOUSE: 6252 case K_RIGHTDRAG: 6253 case K_RIGHTRELEASE: 6254 case K_X1MOUSE: 6255 case K_X1DRAG: 6256 case K_X1RELEASE: 6257 case K_X2MOUSE: 6258 case K_X2DRAG: 6259 case K_X2RELEASE: 6260 mod_mask = MOD_MASK_CTRL; 6261 (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0); 6262 break; 6263 6264 case K_IGNORE: 6265 break; 6266 6267 /* 6268 * "gP" and "gp": same as "P" and "p" but leave cursor just after new text 6269 */ 6270 case 'p': 6271 case 'P': 6272 nv_put(cap); 6273 break; 6274 6275 #ifdef FEAT_BYTEOFF 6276 // "go": goto byte count from start of buffer 6277 case 'o': 6278 goto_byte(cap->count0); 6279 break; 6280 #endif 6281 6282 // "gQ": improved Ex mode 6283 case 'Q': 6284 if (text_locked()) 6285 { 6286 clearopbeep(cap->oap); 6287 text_locked_msg(); 6288 break; 6289 } 6290 6291 if (!checkclearopq(oap)) 6292 do_exmode(TRUE); 6293 break; 6294 6295 #ifdef FEAT_JUMPLIST 6296 case ',': 6297 nv_pcmark(cap); 6298 break; 6299 6300 case ';': 6301 cap->count1 = -cap->count1; 6302 nv_pcmark(cap); 6303 break; 6304 #endif 6305 6306 case 't': 6307 if (!checkclearop(oap)) 6308 goto_tabpage((int)cap->count0); 6309 break; 6310 case 'T': 6311 if (!checkclearop(oap)) 6312 goto_tabpage(-(int)cap->count1); 6313 break; 6314 6315 case '+': 6316 case '-': // "g+" and "g-": undo or redo along the timeline 6317 if (!checkclearopq(oap)) 6318 undo_time(cap->nchar == '-' ? -cap->count1 : cap->count1, 6319 FALSE, FALSE, FALSE); 6320 break; 6321 6322 default: 6323 clearopbeep(oap); 6324 break; 6325 } 6326 } 6327 6328 /* 6329 * Handle "o" and "O" commands. 6330 */ 6331 static void 6332 n_opencmd(cmdarg_T *cap) 6333 { 6334 #ifdef FEAT_CONCEAL 6335 linenr_T oldline = curwin->w_cursor.lnum; 6336 #endif 6337 6338 if (!checkclearopq(cap->oap)) 6339 { 6340 #ifdef FEAT_FOLDING 6341 if (cap->cmdchar == 'O') 6342 // Open above the first line of a folded sequence of lines 6343 (void)hasFolding(curwin->w_cursor.lnum, 6344 &curwin->w_cursor.lnum, NULL); 6345 else 6346 // Open below the last line of a folded sequence of lines 6347 (void)hasFolding(curwin->w_cursor.lnum, 6348 NULL, &curwin->w_cursor.lnum); 6349 #endif 6350 if (u_save((linenr_T)(curwin->w_cursor.lnum - 6351 (cap->cmdchar == 'O' ? 1 : 0)), 6352 (linenr_T)(curwin->w_cursor.lnum + 6353 (cap->cmdchar == 'o' ? 1 : 0)) 6354 ) == OK 6355 && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD, 6356 has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM : 0, 6357 0) == OK) 6358 { 6359 #ifdef FEAT_CONCEAL 6360 if (curwin->w_p_cole > 0 && oldline != curwin->w_cursor.lnum) 6361 redrawWinline(curwin, oldline); 6362 #endif 6363 #ifdef FEAT_SYN_HL 6364 if (curwin->w_p_cul) 6365 // force redraw of cursorline 6366 curwin->w_valid &= ~VALID_CROW; 6367 #endif 6368 // When '#' is in 'cpoptions' ignore the count. 6369 if (vim_strchr(p_cpo, CPO_HASH) != NULL) 6370 cap->count1 = 1; 6371 invoke_edit(cap, FALSE, cap->cmdchar, TRUE); 6372 } 6373 } 6374 } 6375 6376 /* 6377 * "." command: redo last change. 6378 */ 6379 static void 6380 nv_dot(cmdarg_T *cap) 6381 { 6382 if (!checkclearopq(cap->oap)) 6383 { 6384 /* 6385 * If "restart_edit" is TRUE, the last but one command is repeated 6386 * instead of the last command (inserting text). This is used for 6387 * CTRL-O <.> in insert mode. 6388 */ 6389 if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL) 6390 clearopbeep(cap->oap); 6391 } 6392 } 6393 6394 /* 6395 * CTRL-R: undo undo 6396 */ 6397 static void 6398 nv_redo(cmdarg_T *cap) 6399 { 6400 if (!checkclearopq(cap->oap)) 6401 { 6402 u_redo((int)cap->count1); 6403 curwin->w_set_curswant = TRUE; 6404 } 6405 } 6406 6407 /* 6408 * Handle "U" command. 6409 */ 6410 static void 6411 nv_Undo(cmdarg_T *cap) 6412 { 6413 // In Visual mode and typing "gUU" triggers an operator 6414 if (cap->oap->op_type == OP_UPPER || VIsual_active) 6415 { 6416 // translate "gUU" to "gUgU" 6417 cap->cmdchar = 'g'; 6418 cap->nchar = 'U'; 6419 nv_operator(cap); 6420 } 6421 else if (!checkclearopq(cap->oap)) 6422 { 6423 u_undoline(); 6424 curwin->w_set_curswant = TRUE; 6425 } 6426 } 6427 6428 /* 6429 * '~' command: If tilde is not an operator and Visual is off: swap case of a 6430 * single character. 6431 */ 6432 static void 6433 nv_tilde(cmdarg_T *cap) 6434 { 6435 if (!p_to && !VIsual_active && cap->oap->op_type != OP_TILDE) 6436 { 6437 #ifdef FEAT_JOB_CHANNEL 6438 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 6439 { 6440 clearopbeep(cap->oap); 6441 return; 6442 } 6443 #endif 6444 n_swapchar(cap); 6445 } 6446 else 6447 nv_operator(cap); 6448 } 6449 6450 /* 6451 * Handle an operator command. 6452 * The actual work is done by do_pending_operator(). 6453 */ 6454 static void 6455 nv_operator(cmdarg_T *cap) 6456 { 6457 int op_type; 6458 6459 op_type = get_op_type(cap->cmdchar, cap->nchar); 6460 #ifdef FEAT_JOB_CHANNEL 6461 if (bt_prompt(curbuf) && op_is_change(op_type) && !prompt_curpos_editable()) 6462 { 6463 clearopbeep(cap->oap); 6464 return; 6465 } 6466 #endif 6467 6468 if (op_type == cap->oap->op_type) // double operator works on lines 6469 nv_lineop(cap); 6470 else if (!checkclearop(cap->oap)) 6471 { 6472 cap->oap->start = curwin->w_cursor; 6473 cap->oap->op_type = op_type; 6474 #ifdef FEAT_EVAL 6475 set_op_var(op_type); 6476 #endif 6477 } 6478 } 6479 6480 #ifdef FEAT_EVAL 6481 /* 6482 * Set v:operator to the characters for "optype". 6483 */ 6484 static void 6485 set_op_var(int optype) 6486 { 6487 char_u opchars[3]; 6488 6489 if (optype == OP_NOP) 6490 set_vim_var_string(VV_OP, NULL, 0); 6491 else 6492 { 6493 opchars[0] = get_op_char(optype); 6494 opchars[1] = get_extra_op_char(optype); 6495 opchars[2] = NUL; 6496 set_vim_var_string(VV_OP, opchars, -1); 6497 } 6498 } 6499 #endif 6500 6501 /* 6502 * Handle linewise operator "dd", "yy", etc. 6503 * 6504 * "_" is is a strange motion command that helps make operators more logical. 6505 * It is actually implemented, but not documented in the real Vi. This motion 6506 * command actually refers to "the current line". Commands like "dd" and "yy" 6507 * are really an alternate form of "d_" and "y_". It does accept a count, so 6508 * "d3_" works to delete 3 lines. 6509 */ 6510 static void 6511 nv_lineop(cmdarg_T *cap) 6512 { 6513 cap->oap->motion_type = MLINE; 6514 if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL) 6515 clearopbeep(cap->oap); 6516 else if ( (cap->oap->op_type == OP_DELETE // only with linewise motions 6517 && cap->oap->motion_force != 'v' 6518 && cap->oap->motion_force != Ctrl_V) 6519 || cap->oap->op_type == OP_LSHIFT 6520 || cap->oap->op_type == OP_RSHIFT) 6521 beginline(BL_SOL | BL_FIX); 6522 else if (cap->oap->op_type != OP_YANK) // 'Y' does not move cursor 6523 beginline(BL_WHITE | BL_FIX); 6524 } 6525 6526 /* 6527 * <Home> command. 6528 */ 6529 static void 6530 nv_home(cmdarg_T *cap) 6531 { 6532 // CTRL-HOME is like "gg" 6533 if (mod_mask & MOD_MASK_CTRL) 6534 nv_goto(cap); 6535 else 6536 { 6537 cap->count0 = 1; 6538 nv_pipe(cap); 6539 } 6540 ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a 6541 // one-character line). 6542 } 6543 6544 /* 6545 * "|" command. 6546 */ 6547 static void 6548 nv_pipe(cmdarg_T *cap) 6549 { 6550 cap->oap->motion_type = MCHAR; 6551 cap->oap->inclusive = FALSE; 6552 beginline(0); 6553 if (cap->count0 > 0) 6554 { 6555 coladvance((colnr_T)(cap->count0 - 1)); 6556 curwin->w_curswant = (colnr_T)(cap->count0 - 1); 6557 } 6558 else 6559 curwin->w_curswant = 0; 6560 // keep curswant at the column where we wanted to go, not where 6561 // we ended; differs if line is too short 6562 curwin->w_set_curswant = FALSE; 6563 } 6564 6565 /* 6566 * Handle back-word command "b" and "B". 6567 * cap->arg is 1 for "B" 6568 */ 6569 static void 6570 nv_bck_word(cmdarg_T *cap) 6571 { 6572 cap->oap->motion_type = MCHAR; 6573 cap->oap->inclusive = FALSE; 6574 curwin->w_set_curswant = TRUE; 6575 if (bck_word(cap->count1, cap->arg, FALSE) == FAIL) 6576 clearopbeep(cap->oap); 6577 #ifdef FEAT_FOLDING 6578 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6579 foldOpenCursor(); 6580 #endif 6581 } 6582 6583 /* 6584 * Handle word motion commands "e", "E", "w" and "W". 6585 * cap->arg is TRUE for "E" and "W". 6586 */ 6587 static void 6588 nv_wordcmd(cmdarg_T *cap) 6589 { 6590 int n; 6591 int word_end; 6592 int flag = FALSE; 6593 pos_T startpos = curwin->w_cursor; 6594 6595 /* 6596 * Set inclusive for the "E" and "e" command. 6597 */ 6598 if (cap->cmdchar == 'e' || cap->cmdchar == 'E') 6599 word_end = TRUE; 6600 else 6601 word_end = FALSE; 6602 cap->oap->inclusive = word_end; 6603 6604 /* 6605 * "cw" and "cW" are a special case. 6606 */ 6607 if (!word_end && cap->oap->op_type == OP_CHANGE) 6608 { 6609 n = gchar_cursor(); 6610 if (n != NUL) // not an empty line 6611 { 6612 if (VIM_ISWHITE(n)) 6613 { 6614 /* 6615 * Reproduce a funny Vi behaviour: "cw" on a blank only 6616 * changes one character, not all blanks until the start of 6617 * the next word. Only do this when the 'w' flag is included 6618 * in 'cpoptions'. 6619 */ 6620 if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL) 6621 { 6622 cap->oap->inclusive = TRUE; 6623 cap->oap->motion_type = MCHAR; 6624 return; 6625 } 6626 } 6627 else 6628 { 6629 /* 6630 * This is a little strange. To match what the real Vi does, 6631 * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided 6632 * that we are not on a space or a TAB. This seems impolite 6633 * at first, but it's really more what we mean when we say 6634 * 'cw'. 6635 * Another strangeness: When standing on the end of a word 6636 * "ce" will change until the end of the next word, but "cw" 6637 * will change only one character! This is done by setting 6638 * flag. 6639 */ 6640 cap->oap->inclusive = TRUE; 6641 word_end = TRUE; 6642 flag = TRUE; 6643 } 6644 } 6645 } 6646 6647 cap->oap->motion_type = MCHAR; 6648 curwin->w_set_curswant = TRUE; 6649 if (word_end) 6650 n = end_word(cap->count1, cap->arg, flag, FALSE); 6651 else 6652 n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP); 6653 6654 // Don't leave the cursor on the NUL past the end of line. Unless we 6655 // didn't move it forward. 6656 if (LT_POS(startpos, curwin->w_cursor)) 6657 adjust_cursor(cap->oap); 6658 6659 if (n == FAIL && cap->oap->op_type == OP_NOP) 6660 clearopbeep(cap->oap); 6661 else 6662 { 6663 adjust_for_sel(cap); 6664 #ifdef FEAT_FOLDING 6665 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6666 foldOpenCursor(); 6667 #endif 6668 } 6669 } 6670 6671 /* 6672 * Used after a movement command: If the cursor ends up on the NUL after the 6673 * end of the line, may move it back to the last character and make the motion 6674 * inclusive. 6675 */ 6676 static void 6677 adjust_cursor(oparg_T *oap) 6678 { 6679 // The cursor cannot remain on the NUL when: 6680 // - the column is > 0 6681 // - not in Visual mode or 'selection' is "o" 6682 // - 'virtualedit' is not "all" and not "onemore". 6683 if (curwin->w_cursor.col > 0 && gchar_cursor() == NUL 6684 && (!VIsual_active || *p_sel == 'o') 6685 && !virtual_active() && (ve_flags & VE_ONEMORE) == 0) 6686 { 6687 --curwin->w_cursor.col; 6688 // prevent cursor from moving on the trail byte 6689 if (has_mbyte) 6690 mb_adjust_cursor(); 6691 oap->inclusive = TRUE; 6692 } 6693 } 6694 6695 /* 6696 * "0" and "^" commands. 6697 * cap->arg is the argument for beginline(). 6698 */ 6699 static void 6700 nv_beginline(cmdarg_T *cap) 6701 { 6702 cap->oap->motion_type = MCHAR; 6703 cap->oap->inclusive = FALSE; 6704 beginline(cap->arg); 6705 #ifdef FEAT_FOLDING 6706 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6707 foldOpenCursor(); 6708 #endif 6709 ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a 6710 // one-character line). 6711 } 6712 6713 /* 6714 * In exclusive Visual mode, may include the last character. 6715 */ 6716 static void 6717 adjust_for_sel(cmdarg_T *cap) 6718 { 6719 if (VIsual_active && cap->oap->inclusive && *p_sel == 'e' 6720 && gchar_cursor() != NUL && LT_POS(VIsual, curwin->w_cursor)) 6721 { 6722 if (has_mbyte) 6723 inc_cursor(); 6724 else 6725 ++curwin->w_cursor.col; 6726 cap->oap->inclusive = FALSE; 6727 } 6728 } 6729 6730 /* 6731 * Exclude last character at end of Visual area for 'selection' == "exclusive". 6732 * Should check VIsual_mode before calling this. 6733 * Returns TRUE when backed up to the previous line. 6734 */ 6735 int 6736 unadjust_for_sel(void) 6737 { 6738 pos_T *pp; 6739 6740 if (*p_sel == 'e' && !EQUAL_POS(VIsual, curwin->w_cursor)) 6741 { 6742 if (LT_POS(VIsual, curwin->w_cursor)) 6743 pp = &curwin->w_cursor; 6744 else 6745 pp = &VIsual; 6746 if (pp->coladd > 0) 6747 --pp->coladd; 6748 else 6749 if (pp->col > 0) 6750 { 6751 --pp->col; 6752 mb_adjustpos(curbuf, pp); 6753 } 6754 else if (pp->lnum > 1) 6755 { 6756 --pp->lnum; 6757 pp->col = (colnr_T)STRLEN(ml_get(pp->lnum)); 6758 return TRUE; 6759 } 6760 } 6761 return FALSE; 6762 } 6763 6764 /* 6765 * SELECT key in Normal or Visual mode: end of Select mode mapping. 6766 */ 6767 static void 6768 nv_select(cmdarg_T *cap) 6769 { 6770 if (VIsual_active) 6771 VIsual_select = TRUE; 6772 else if (VIsual_reselect) 6773 { 6774 cap->nchar = 'v'; // fake "gv" command 6775 cap->arg = TRUE; 6776 nv_g_cmd(cap); 6777 } 6778 } 6779 6780 6781 /* 6782 * "G", "gg", CTRL-END, CTRL-HOME. 6783 * cap->arg is TRUE for "G". 6784 */ 6785 static void 6786 nv_goto(cmdarg_T *cap) 6787 { 6788 linenr_T lnum; 6789 6790 if (cap->arg) 6791 lnum = curbuf->b_ml.ml_line_count; 6792 else 6793 lnum = 1L; 6794 cap->oap->motion_type = MLINE; 6795 setpcmark(); 6796 6797 // When a count is given, use it instead of the default lnum 6798 if (cap->count0 != 0) 6799 lnum = cap->count0; 6800 if (lnum < 1L) 6801 lnum = 1L; 6802 else if (lnum > curbuf->b_ml.ml_line_count) 6803 lnum = curbuf->b_ml.ml_line_count; 6804 curwin->w_cursor.lnum = lnum; 6805 beginline(BL_SOL | BL_FIX); 6806 #ifdef FEAT_FOLDING 6807 if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP) 6808 foldOpenCursor(); 6809 #endif 6810 } 6811 6812 /* 6813 * CTRL-\ in Normal mode. 6814 */ 6815 static void 6816 nv_normal(cmdarg_T *cap) 6817 { 6818 if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G) 6819 { 6820 clearop(cap->oap); 6821 if (restart_edit != 0 && mode_displayed) 6822 clear_cmdline = TRUE; // unshow mode later 6823 restart_edit = 0; 6824 #ifdef FEAT_CMDWIN 6825 if (cmdwin_type != 0) 6826 cmdwin_result = Ctrl_C; 6827 #endif 6828 if (VIsual_active) 6829 { 6830 end_visual_mode(); // stop Visual 6831 redraw_curbuf_later(INVERTED); 6832 } 6833 // CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. 6834 if (cap->nchar == Ctrl_G && p_im) 6835 restart_edit = 'a'; 6836 } 6837 else 6838 clearopbeep(cap->oap); 6839 } 6840 6841 /* 6842 * ESC in Normal mode: beep, but don't flush buffers. 6843 * Don't even beep if we are canceling a command. 6844 */ 6845 static void 6846 nv_esc(cmdarg_T *cap) 6847 { 6848 int no_reason; 6849 6850 no_reason = (cap->oap->op_type == OP_NOP 6851 && cap->opcount == 0 6852 && cap->count0 == 0 6853 && cap->oap->regname == 0 6854 && !p_im); 6855 6856 if (cap->arg) // TRUE for CTRL-C 6857 { 6858 if (restart_edit == 0 6859 #ifdef FEAT_CMDWIN 6860 && cmdwin_type == 0 6861 #endif 6862 && !VIsual_active 6863 && no_reason) 6864 { 6865 if (anyBufIsChanged()) 6866 msg(_("Type :qa! and press <Enter> to abandon all changes and exit Vim")); 6867 else 6868 msg(_("Type :qa and press <Enter> to exit Vim")); 6869 } 6870 6871 // Don't reset "restart_edit" when 'insertmode' is set, it won't be 6872 // set again below when halfway a mapping. 6873 if (!p_im) 6874 restart_edit = 0; 6875 #ifdef FEAT_CMDWIN 6876 if (cmdwin_type != 0) 6877 { 6878 cmdwin_result = K_IGNORE; 6879 got_int = FALSE; // don't stop executing autocommands et al. 6880 return; 6881 } 6882 #endif 6883 } 6884 6885 if (VIsual_active) 6886 { 6887 end_visual_mode(); // stop Visual 6888 check_cursor_col(); // make sure cursor is not beyond EOL 6889 curwin->w_set_curswant = TRUE; 6890 redraw_curbuf_later(INVERTED); 6891 } 6892 else if (no_reason) 6893 vim_beep(BO_ESC); 6894 clearop(cap->oap); 6895 6896 // A CTRL-C is often used at the start of a menu. When 'insertmode' is 6897 // set return to Insert mode afterwards. 6898 if (restart_edit == 0 && goto_im() && ex_normal_busy == 0) 6899 restart_edit = 'a'; 6900 } 6901 6902 /* 6903 * Move the cursor for the "A" command. 6904 */ 6905 void 6906 set_cursor_for_append_to_line(void) 6907 { 6908 curwin->w_set_curswant = TRUE; 6909 if (ve_flags == VE_ALL) 6910 { 6911 int save_State = State; 6912 6913 // Pretend Insert mode here to allow the cursor on the 6914 // character past the end of the line 6915 State = INSERT; 6916 coladvance((colnr_T)MAXCOL); 6917 State = save_State; 6918 } 6919 else 6920 curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor()); 6921 } 6922 6923 /* 6924 * Handle "A", "a", "I", "i" and <Insert> commands. 6925 * Also handle K_PS, start bracketed paste. 6926 */ 6927 static void 6928 nv_edit(cmdarg_T *cap) 6929 { 6930 // <Insert> is equal to "i" 6931 if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS) 6932 cap->cmdchar = 'i'; 6933 6934 // in Visual mode "A" and "I" are an operator 6935 if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I')) 6936 { 6937 #ifdef FEAT_TERMINAL 6938 if (term_in_normal_mode()) 6939 { 6940 end_visual_mode(); 6941 clearop(cap->oap); 6942 term_enter_job_mode(); 6943 return; 6944 } 6945 #endif 6946 v_visop(cap); 6947 } 6948 6949 // in Visual mode and after an operator "a" and "i" are for text objects 6950 else if ((cap->cmdchar == 'a' || cap->cmdchar == 'i') 6951 && (cap->oap->op_type != OP_NOP || VIsual_active)) 6952 { 6953 #ifdef FEAT_TEXTOBJ 6954 nv_object(cap); 6955 #else 6956 clearopbeep(cap->oap); 6957 #endif 6958 } 6959 #ifdef FEAT_TERMINAL 6960 else if (term_in_normal_mode()) 6961 { 6962 clearop(cap->oap); 6963 term_enter_job_mode(); 6964 return; 6965 } 6966 #endif 6967 else if (!curbuf->b_p_ma && !p_im) 6968 { 6969 // Only give this error when 'insertmode' is off. 6970 emsg(_(e_modifiable)); 6971 clearop(cap->oap); 6972 if (cap->cmdchar == K_PS) 6973 // drop the pasted text 6974 bracketed_paste(PASTE_INSERT, TRUE, NULL); 6975 } 6976 else if (cap->cmdchar == K_PS && VIsual_active) 6977 { 6978 pos_T old_pos = curwin->w_cursor; 6979 pos_T old_visual = VIsual; 6980 6981 // In Visual mode the selected text is deleted. 6982 if (VIsual_mode == 'V' || curwin->w_cursor.lnum != VIsual.lnum) 6983 { 6984 shift_delete_registers(); 6985 cap->oap->regname = '1'; 6986 } 6987 else 6988 cap->oap->regname = '-'; 6989 cap->cmdchar = 'd'; 6990 cap->nchar = NUL; 6991 nv_operator(cap); 6992 do_pending_operator(cap, 0, FALSE); 6993 cap->cmdchar = K_PS; 6994 6995 // When the last char in the line was deleted then append. Detect this 6996 // by checking if the cursor moved to before the Visual area. 6997 if (*ml_get_cursor() != NUL && LT_POS(curwin->w_cursor, old_pos) 6998 && LT_POS(curwin->w_cursor, old_visual)) 6999 inc_cursor(); 7000 7001 // Insert to replace the deleted text with the pasted text. 7002 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7003 } 7004 else if (!checkclearopq(cap->oap)) 7005 { 7006 switch (cap->cmdchar) 7007 { 7008 case 'A': // "A"ppend after the line 7009 set_cursor_for_append_to_line(); 7010 break; 7011 7012 case 'I': // "I"nsert before the first non-blank 7013 if (vim_strchr(p_cpo, CPO_INSEND) == NULL) 7014 beginline(BL_WHITE); 7015 else 7016 beginline(BL_WHITE|BL_FIX); 7017 break; 7018 7019 case K_PS: 7020 // Bracketed paste works like "a"ppend, unless the cursor is in 7021 // the first column, then it inserts. 7022 if (curwin->w_cursor.col == 0) 7023 break; 7024 // FALLTHROUGH 7025 7026 case 'a': // "a"ppend is like "i"nsert on the next character. 7027 // increment coladd when in virtual space, increment the 7028 // column otherwise, also to append after an unprintable char 7029 if (virtual_active() 7030 && (curwin->w_cursor.coladd > 0 7031 || *ml_get_cursor() == NUL 7032 || *ml_get_cursor() == TAB)) 7033 curwin->w_cursor.coladd++; 7034 else if (*ml_get_cursor() != NUL) 7035 inc_cursor(); 7036 break; 7037 } 7038 7039 if (curwin->w_cursor.coladd && cap->cmdchar != 'A') 7040 { 7041 int save_State = State; 7042 7043 // Pretend Insert mode here to allow the cursor on the 7044 // character past the end of the line 7045 State = INSERT; 7046 coladvance(getviscol()); 7047 State = save_State; 7048 } 7049 7050 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7051 } 7052 else if (cap->cmdchar == K_PS) 7053 // drop the pasted text 7054 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7055 } 7056 7057 /* 7058 * Invoke edit() and take care of "restart_edit" and the return value. 7059 */ 7060 static void 7061 invoke_edit( 7062 cmdarg_T *cap, 7063 int repl, // "r" or "gr" command 7064 int cmd, 7065 int startln) 7066 { 7067 int restart_edit_save = 0; 7068 7069 // Complicated: When the user types "a<C-O>a" we don't want to do Insert 7070 // mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow 7071 // it. 7072 if (repl || !stuff_empty()) 7073 restart_edit_save = restart_edit; 7074 else 7075 restart_edit_save = 0; 7076 7077 // Always reset "restart_edit", this is not a restarted edit. 7078 restart_edit = 0; 7079 7080 if (edit(cmd, startln, cap->count1)) 7081 cap->retval |= CA_COMMAND_BUSY; 7082 7083 if (restart_edit == 0) 7084 restart_edit = restart_edit_save; 7085 } 7086 7087 #ifdef FEAT_TEXTOBJ 7088 /* 7089 * "a" or "i" while an operator is pending or in Visual mode: object motion. 7090 */ 7091 static void 7092 nv_object( 7093 cmdarg_T *cap) 7094 { 7095 int flag; 7096 int include; 7097 char_u *mps_save; 7098 7099 if (cap->cmdchar == 'i') 7100 include = FALSE; // "ix" = inner object: exclude white space 7101 else 7102 include = TRUE; // "ax" = an object: include white space 7103 7104 // Make sure (), [], {} and <> are in 'matchpairs' 7105 mps_save = curbuf->b_p_mps; 7106 curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>"; 7107 7108 switch (cap->nchar) 7109 { 7110 case 'w': // "aw" = a word 7111 flag = current_word(cap->oap, cap->count1, include, FALSE); 7112 break; 7113 case 'W': // "aW" = a WORD 7114 flag = current_word(cap->oap, cap->count1, include, TRUE); 7115 break; 7116 case 'b': // "ab" = a braces block 7117 case '(': 7118 case ')': 7119 flag = current_block(cap->oap, cap->count1, include, '(', ')'); 7120 break; 7121 case 'B': // "aB" = a Brackets block 7122 case '{': 7123 case '}': 7124 flag = current_block(cap->oap, cap->count1, include, '{', '}'); 7125 break; 7126 case '[': // "a[" = a [] block 7127 case ']': 7128 flag = current_block(cap->oap, cap->count1, include, '[', ']'); 7129 break; 7130 case '<': // "a<" = a <> block 7131 case '>': 7132 flag = current_block(cap->oap, cap->count1, include, '<', '>'); 7133 break; 7134 case 't': // "at" = a tag block (xml and html) 7135 // Do not adjust oap->end in do_pending_operator() 7136 // otherwise there are different results for 'dit' 7137 // (note leading whitespace in last line): 7138 // 1) <b> 2) <b> 7139 // foobar foobar 7140 // </b> </b> 7141 cap->retval |= CA_NO_ADJ_OP_END; 7142 flag = current_tagblock(cap->oap, cap->count1, include); 7143 break; 7144 case 'p': // "ap" = a paragraph 7145 flag = current_par(cap->oap, cap->count1, include, 'p'); 7146 break; 7147 case 's': // "as" = a sentence 7148 flag = current_sent(cap->oap, cap->count1, include); 7149 break; 7150 case '"': // "a"" = a double quoted string 7151 case '\'': // "a'" = a single quoted string 7152 case '`': // "a`" = a backtick quoted string 7153 flag = current_quote(cap->oap, cap->count1, include, 7154 cap->nchar); 7155 break; 7156 #if 0 // TODO 7157 case 'S': // "aS" = a section 7158 case 'f': // "af" = a filename 7159 case 'u': // "au" = a URL 7160 #endif 7161 default: 7162 flag = FAIL; 7163 break; 7164 } 7165 7166 curbuf->b_p_mps = mps_save; 7167 if (flag == FAIL) 7168 clearopbeep(cap->oap); 7169 adjust_cursor_col(); 7170 curwin->w_set_curswant = TRUE; 7171 } 7172 #endif 7173 7174 /* 7175 * "q" command: Start/stop recording. 7176 * "q:", "q/", "q?": edit command-line in command-line window. 7177 */ 7178 static void 7179 nv_record(cmdarg_T *cap) 7180 { 7181 if (cap->oap->op_type == OP_FORMAT) 7182 { 7183 // "gqq" is the same as "gqgq": format line 7184 cap->cmdchar = 'g'; 7185 cap->nchar = 'q'; 7186 nv_operator(cap); 7187 } 7188 else if (!checkclearop(cap->oap)) 7189 { 7190 #ifdef FEAT_CMDWIN 7191 if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?') 7192 { 7193 stuffcharReadbuff(cap->nchar); 7194 stuffcharReadbuff(K_CMDWIN); 7195 } 7196 else 7197 #endif 7198 // (stop) recording into a named register, unless executing a 7199 // register 7200 if (reg_executing == 0 && do_record(cap->nchar) == FAIL) 7201 clearopbeep(cap->oap); 7202 } 7203 } 7204 7205 /* 7206 * Handle the "@r" command. 7207 */ 7208 static void 7209 nv_at(cmdarg_T *cap) 7210 { 7211 if (checkclearop(cap->oap)) 7212 return; 7213 #ifdef FEAT_EVAL 7214 if (cap->nchar == '=') 7215 { 7216 if (get_expr_register() == NUL) 7217 return; 7218 } 7219 #endif 7220 while (cap->count1-- && !got_int) 7221 { 7222 if (do_execreg(cap->nchar, FALSE, FALSE, FALSE) == FAIL) 7223 { 7224 clearopbeep(cap->oap); 7225 break; 7226 } 7227 line_breakcheck(); 7228 } 7229 } 7230 7231 /* 7232 * Handle the CTRL-U and CTRL-D commands. 7233 */ 7234 static void 7235 nv_halfpage(cmdarg_T *cap) 7236 { 7237 if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1) 7238 || (cap->cmdchar == Ctrl_D 7239 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)) 7240 clearopbeep(cap->oap); 7241 else if (!checkclearop(cap->oap)) 7242 halfpage(cap->cmdchar == Ctrl_D, cap->count0); 7243 } 7244 7245 /* 7246 * Handle "J" or "gJ" command. 7247 */ 7248 static void 7249 nv_join(cmdarg_T *cap) 7250 { 7251 if (VIsual_active) // join the visual lines 7252 nv_operator(cap); 7253 else if (!checkclearop(cap->oap)) 7254 { 7255 if (cap->count0 <= 1) 7256 cap->count0 = 2; // default for join is two lines! 7257 if (curwin->w_cursor.lnum + cap->count0 - 1 > 7258 curbuf->b_ml.ml_line_count) 7259 { 7260 // can't join when on the last line 7261 if (cap->count0 <= 2) 7262 { 7263 clearopbeep(cap->oap); 7264 return; 7265 } 7266 cap->count0 = curbuf->b_ml.ml_line_count 7267 - curwin->w_cursor.lnum + 1; 7268 } 7269 7270 prep_redo(cap->oap->regname, cap->count0, 7271 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 7272 (void)do_join(cap->count0, cap->nchar == NUL, TRUE, TRUE, TRUE); 7273 } 7274 } 7275 7276 /* 7277 * "P", "gP", "p" and "gp" commands. 7278 */ 7279 static void 7280 nv_put(cmdarg_T *cap) 7281 { 7282 nv_put_opt(cap, FALSE); 7283 } 7284 7285 /* 7286 * "P", "gP", "p" and "gp" commands. 7287 * "fix_indent" is TRUE for "[p", "[P", "]p" and "]P". 7288 */ 7289 static void 7290 nv_put_opt(cmdarg_T *cap, int fix_indent) 7291 { 7292 int regname = 0; 7293 void *reg1 = NULL, *reg2 = NULL; 7294 int empty = FALSE; 7295 int was_visual = FALSE; 7296 int dir; 7297 int flags = 0; 7298 7299 if (cap->oap->op_type != OP_NOP) 7300 { 7301 #ifdef FEAT_DIFF 7302 // "dp" is ":diffput" 7303 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p') 7304 { 7305 clearop(cap->oap); 7306 nv_diffgetput(TRUE, cap->opcount); 7307 } 7308 else 7309 #endif 7310 clearopbeep(cap->oap); 7311 } 7312 #ifdef FEAT_JOB_CHANNEL 7313 else if (bt_prompt(curbuf) && !prompt_curpos_editable()) 7314 { 7315 clearopbeep(cap->oap); 7316 } 7317 #endif 7318 else 7319 { 7320 if (fix_indent) 7321 { 7322 dir = (cap->cmdchar == ']' && cap->nchar == 'p') 7323 ? FORWARD : BACKWARD; 7324 flags |= PUT_FIXINDENT; 7325 } 7326 else 7327 dir = (cap->cmdchar == 'P' 7328 || (cap->cmdchar == 'g' && cap->nchar == 'P')) 7329 ? BACKWARD : FORWARD; 7330 prep_redo_cmd(cap); 7331 if (cap->cmdchar == 'g') 7332 flags |= PUT_CURSEND; 7333 7334 if (VIsual_active) 7335 { 7336 // Putting in Visual mode: The put text replaces the selected 7337 // text. First delete the selected text, then put the new text. 7338 // Need to save and restore the registers that the delete 7339 // overwrites if the old contents is being put. 7340 was_visual = TRUE; 7341 regname = cap->oap->regname; 7342 #ifdef FEAT_CLIPBOARD 7343 adjust_clip_reg(®name); 7344 #endif 7345 if (regname == 0 || regname == '"' 7346 || VIM_ISDIGIT(regname) || regname == '-' 7347 #ifdef FEAT_CLIPBOARD 7348 || (clip_unnamed && (regname == '*' || regname == '+')) 7349 #endif 7350 7351 ) 7352 { 7353 // The delete is going to overwrite the register we want to 7354 // put, save it first. 7355 reg1 = get_register(regname, TRUE); 7356 } 7357 7358 // Now delete the selected text. Avoid messages here. 7359 cap->cmdchar = 'd'; 7360 cap->nchar = NUL; 7361 cap->oap->regname = NUL; 7362 ++msg_silent; 7363 nv_operator(cap); 7364 do_pending_operator(cap, 0, FALSE); 7365 empty = (curbuf->b_ml.ml_flags & ML_EMPTY); 7366 --msg_silent; 7367 7368 // delete PUT_LINE_BACKWARD; 7369 cap->oap->regname = regname; 7370 7371 if (reg1 != NULL) 7372 { 7373 // Delete probably changed the register we want to put, save 7374 // it first. Then put back what was there before the delete. 7375 reg2 = get_register(regname, FALSE); 7376 put_register(regname, reg1); 7377 } 7378 7379 // When deleted a linewise Visual area, put the register as 7380 // lines to avoid it joined with the next line. When deletion was 7381 // characterwise, split a line when putting lines. 7382 if (VIsual_mode == 'V') 7383 flags |= PUT_LINE; 7384 else if (VIsual_mode == 'v') 7385 flags |= PUT_LINE_SPLIT; 7386 if (VIsual_mode == Ctrl_V && dir == FORWARD) 7387 flags |= PUT_LINE_FORWARD; 7388 dir = BACKWARD; 7389 if ((VIsual_mode != 'V' 7390 && curwin->w_cursor.col < curbuf->b_op_start.col) 7391 || (VIsual_mode == 'V' 7392 && curwin->w_cursor.lnum < curbuf->b_op_start.lnum)) 7393 // cursor is at the end of the line or end of file, put 7394 // forward. 7395 dir = FORWARD; 7396 // May have been reset in do_put(). 7397 VIsual_active = TRUE; 7398 } 7399 do_put(cap->oap->regname, dir, cap->count1, flags); 7400 7401 // If a register was saved, put it back now. 7402 if (reg2 != NULL) 7403 put_register(regname, reg2); 7404 7405 // What to reselect with "gv"? Selecting the just put text seems to 7406 // be the most useful, since the original text was removed. 7407 if (was_visual) 7408 { 7409 curbuf->b_visual.vi_start = curbuf->b_op_start; 7410 curbuf->b_visual.vi_end = curbuf->b_op_end; 7411 // need to adjust cursor position 7412 if (*p_sel == 'e') 7413 inc(&curbuf->b_visual.vi_end); 7414 } 7415 7416 // When all lines were selected and deleted do_put() leaves an empty 7417 // line that needs to be deleted now. 7418 if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL) 7419 { 7420 ml_delete(curbuf->b_ml.ml_line_count, TRUE); 7421 deleted_lines(curbuf->b_ml.ml_line_count + 1, 1); 7422 7423 // If the cursor was in that line, move it to the end of the last 7424 // line. 7425 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 7426 { 7427 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 7428 coladvance((colnr_T)MAXCOL); 7429 } 7430 } 7431 auto_format(FALSE, TRUE); 7432 } 7433 } 7434 7435 /* 7436 * "o" and "O" commands. 7437 */ 7438 static void 7439 nv_open(cmdarg_T *cap) 7440 { 7441 #ifdef FEAT_DIFF 7442 // "do" is ":diffget" 7443 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o') 7444 { 7445 clearop(cap->oap); 7446 nv_diffgetput(FALSE, cap->opcount); 7447 } 7448 else 7449 #endif 7450 if (VIsual_active) // switch start and end of visual 7451 v_swap_corners(cap->cmdchar); 7452 #ifdef FEAT_JOB_CHANNEL 7453 else if (bt_prompt(curbuf)) 7454 clearopbeep(cap->oap); 7455 #endif 7456 else 7457 n_opencmd(cap); 7458 } 7459 7460 #ifdef FEAT_NETBEANS_INTG 7461 static void 7462 nv_nbcmd(cmdarg_T *cap) 7463 { 7464 netbeans_keycommand(cap->nchar); 7465 } 7466 #endif 7467 7468 #ifdef FEAT_DND 7469 static void 7470 nv_drop(cmdarg_T *cap UNUSED) 7471 { 7472 do_put('~', BACKWARD, 1L, PUT_CURSEND); 7473 } 7474 #endif 7475 7476 /* 7477 * Trigger CursorHold event. 7478 * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the 7479 * input buffer. "did_cursorhold" is set to avoid retriggering. 7480 */ 7481 static void 7482 nv_cursorhold(cmdarg_T *cap) 7483 { 7484 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf); 7485 did_cursorhold = TRUE; 7486 cap->retval |= CA_COMMAND_BUSY; // don't call edit() now 7487 } 7488