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 int save_did_cursorhold = did_cursorhold; 503 504 CLEAR_FIELD(ca); // also resets ca.retval 505 ca.oap = oap; 506 507 // Use a count remembered from before entering an operator. After typing 508 // "3d" we return from normal_cmd() and come back here, the "3" is 509 // remembered in "opcount". 510 ca.opcount = opcount; 511 512 /* 513 * If there is an operator pending, then the command we take this time 514 * will terminate it. Finish_op tells us to finish the operation before 515 * returning this time (unless the operation was cancelled). 516 */ 517 #ifdef CURSOR_SHAPE 518 c = finish_op; 519 #endif 520 finish_op = (oap->op_type != OP_NOP); 521 #ifdef CURSOR_SHAPE 522 if (finish_op != c) 523 { 524 ui_cursor_shape(); // may show different cursor shape 525 # ifdef FEAT_MOUSESHAPE 526 update_mouseshape(-1); 527 # endif 528 } 529 #endif 530 531 // When not finishing an operator and no register name typed, reset the 532 // count. 533 if (!finish_op && !oap->regname) 534 { 535 ca.opcount = 0; 536 #ifdef FEAT_EVAL 537 set_prevcount = TRUE; 538 #endif 539 } 540 541 // Restore counts from before receiving K_CURSORHOLD. This means after 542 // typing "3", handling K_CURSORHOLD and then typing "2" we get "32", not 543 // "3 * 2". 544 if (oap->prev_opcount > 0 || oap->prev_count0 > 0) 545 { 546 ca.opcount = oap->prev_opcount; 547 ca.count0 = oap->prev_count0; 548 oap->prev_opcount = 0; 549 oap->prev_count0 = 0; 550 } 551 552 mapped_len = typebuf_maplen(); 553 554 State = NORMAL_BUSY; 555 #ifdef USE_ON_FLY_SCROLL 556 dont_scroll = FALSE; // allow scrolling here 557 #endif 558 559 #ifdef FEAT_EVAL 560 // Set v:count here, when called from main() and not a stuffed 561 // command, so that v:count can be used in an expression mapping 562 // when there is no count. Do set it for redo. 563 if (toplevel && readbuf1_empty()) 564 set_vcount_ca(&ca, &set_prevcount); 565 #endif 566 567 /* 568 * Get the command character from the user. 569 */ 570 c = safe_vgetc(); 571 LANGMAP_ADJUST(c, get_real_state() != SELECTMODE); 572 573 /* 574 * If a mapping was started in Visual or Select mode, remember the length 575 * of the mapping. This is used below to not return to Insert mode for as 576 * long as the mapping is being executed. 577 */ 578 if (restart_edit == 0) 579 old_mapped_len = 0; 580 else if (old_mapped_len 581 || (VIsual_active && mapped_len == 0 && typebuf_maplen() > 0)) 582 old_mapped_len = typebuf_maplen(); 583 584 if (c == NUL) 585 c = K_ZERO; 586 587 /* 588 * In Select mode, typed text replaces the selection. 589 */ 590 if (VIsual_active 591 && VIsual_select 592 && (vim_isprintc(c) || c == NL || c == CAR || c == K_KENTER)) 593 { 594 // Fake a "c"hange command. When "restart_edit" is set (e.g., because 595 // 'insertmode' is set) fake a "d"elete command, Insert mode will 596 // restart automatically. 597 // Insert the typed character in the typeahead buffer, so that it can 598 // be mapped in Insert mode. Required for ":lmap" to work. 599 ins_char_typebuf(vgetc_char, vgetc_mod_mask); 600 if (restart_edit != 0) 601 c = 'd'; 602 else 603 c = 'c'; 604 msg_nowait = TRUE; // don't delay going to insert mode 605 old_mapped_len = 0; // do go to Insert mode 606 } 607 608 #ifdef FEAT_CMDL_INFO 609 need_flushbuf = add_to_showcmd(c); 610 #endif 611 612 getcount: 613 if (!(VIsual_active && VIsual_select)) 614 { 615 /* 616 * Handle a count before a command and compute ca.count0. 617 * Note that '0' is a command and not the start of a count, but it's 618 * part of a count after other digits. 619 */ 620 while ( (c >= '1' && c <= '9') 621 || (ca.count0 != 0 && (c == K_DEL || c == K_KDEL || c == '0'))) 622 { 623 if (c == K_DEL || c == K_KDEL) 624 { 625 ca.count0 /= 10; 626 #ifdef FEAT_CMDL_INFO 627 del_from_showcmd(4); // delete the digit and ~@% 628 #endif 629 } 630 else 631 ca.count0 = ca.count0 * 10 + (c - '0'); 632 if (ca.count0 < 0) // got too large! 633 ca.count0 = 999999999L; 634 #ifdef FEAT_EVAL 635 // Set v:count here, when called from main() and not a stuffed 636 // command, so that v:count can be used in an expression mapping 637 // right after the count. Do set it for redo. 638 if (toplevel && readbuf1_empty()) 639 set_vcount_ca(&ca, &set_prevcount); 640 #endif 641 if (ctrl_w) 642 { 643 ++no_mapping; 644 ++allow_keys; // no mapping for nchar, but keys 645 } 646 ++no_zero_mapping; // don't map zero here 647 c = plain_vgetc(); 648 LANGMAP_ADJUST(c, TRUE); 649 --no_zero_mapping; 650 if (ctrl_w) 651 { 652 --no_mapping; 653 --allow_keys; 654 } 655 #ifdef FEAT_CMDL_INFO 656 need_flushbuf |= add_to_showcmd(c); 657 #endif 658 } 659 660 /* 661 * If we got CTRL-W there may be a/another count 662 */ 663 if (c == Ctrl_W && !ctrl_w && oap->op_type == OP_NOP) 664 { 665 ctrl_w = TRUE; 666 ca.opcount = ca.count0; // remember first count 667 ca.count0 = 0; 668 ++no_mapping; 669 ++allow_keys; // no mapping for nchar, but keys 670 c = plain_vgetc(); // get next character 671 LANGMAP_ADJUST(c, TRUE); 672 --no_mapping; 673 --allow_keys; 674 #ifdef FEAT_CMDL_INFO 675 need_flushbuf |= add_to_showcmd(c); 676 #endif 677 goto getcount; // jump back 678 } 679 } 680 681 if (c == K_CURSORHOLD) 682 { 683 // Save the count values so that ca.opcount and ca.count0 are exactly 684 // the same when coming back here after handling K_CURSORHOLD. 685 oap->prev_opcount = ca.opcount; 686 oap->prev_count0 = ca.count0; 687 } 688 else if (ca.opcount != 0) 689 { 690 /* 691 * If we're in the middle of an operator (including after entering a 692 * yank buffer with '"') AND we had a count before the operator, then 693 * that count overrides the current value of ca.count0. 694 * What this means effectively, is that commands like "3dw" get turned 695 * into "d3w" which makes things fall into place pretty neatly. 696 * If you give a count before AND after the operator, they are 697 * multiplied. 698 */ 699 if (ca.count0) 700 ca.count0 *= ca.opcount; 701 else 702 ca.count0 = ca.opcount; 703 } 704 705 /* 706 * Always remember the count. It will be set to zero (on the next call, 707 * above) when there is no pending operator. 708 * When called from main(), save the count for use by the "count" built-in 709 * variable. 710 */ 711 ca.opcount = ca.count0; 712 ca.count1 = (ca.count0 == 0 ? 1 : ca.count0); 713 714 #ifdef FEAT_EVAL 715 /* 716 * Only set v:count when called from main() and not a stuffed command. 717 * Do set it for redo. 718 */ 719 if (toplevel && readbuf1_empty()) 720 set_vcount(ca.count0, ca.count1, set_prevcount); 721 #endif 722 723 /* 724 * Find the command character in the table of commands. 725 * For CTRL-W we already got nchar when looking for a count. 726 */ 727 if (ctrl_w) 728 { 729 ca.nchar = c; 730 ca.cmdchar = Ctrl_W; 731 } 732 else 733 ca.cmdchar = c; 734 idx = find_command(ca.cmdchar); 735 if (idx < 0) 736 { 737 // Not a known command: beep. 738 clearopbeep(oap); 739 goto normal_end; 740 } 741 742 if (text_locked() && (nv_cmds[idx].cmd_flags & NV_NCW)) 743 { 744 // This command is not allowed while editing a cmdline: beep. 745 clearopbeep(oap); 746 text_locked_msg(); 747 goto normal_end; 748 } 749 if ((nv_cmds[idx].cmd_flags & NV_NCW) && curbuf_locked()) 750 goto normal_end; 751 752 /* 753 * In Visual/Select mode, a few keys are handled in a special way. 754 */ 755 if (VIsual_active) 756 { 757 // when 'keymodel' contains "stopsel" may stop Select/Visual mode 758 if (km_stopsel 759 && (nv_cmds[idx].cmd_flags & NV_STS) 760 && !(mod_mask & MOD_MASK_SHIFT)) 761 { 762 end_visual_mode(); 763 redraw_curbuf_later(INVERTED); 764 } 765 766 // Keys that work different when 'keymodel' contains "startsel" 767 if (km_startsel) 768 { 769 if (nv_cmds[idx].cmd_flags & NV_SS) 770 { 771 unshift_special(&ca); 772 idx = find_command(ca.cmdchar); 773 if (idx < 0) 774 { 775 // Just in case 776 clearopbeep(oap); 777 goto normal_end; 778 } 779 } 780 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 781 && (mod_mask & MOD_MASK_SHIFT)) 782 mod_mask &= ~MOD_MASK_SHIFT; 783 } 784 } 785 786 #ifdef FEAT_RIGHTLEFT 787 if (curwin->w_p_rl && KeyTyped && !KeyStuffed 788 && (nv_cmds[idx].cmd_flags & NV_RL)) 789 { 790 // Invert horizontal movements and operations. Only when typed by the 791 // user directly, not when the result of a mapping or "x" translated 792 // to "dl". 793 switch (ca.cmdchar) 794 { 795 case 'l': ca.cmdchar = 'h'; break; 796 case K_RIGHT: ca.cmdchar = K_LEFT; break; 797 case K_S_RIGHT: ca.cmdchar = K_S_LEFT; break; 798 case K_C_RIGHT: ca.cmdchar = K_C_LEFT; break; 799 case 'h': ca.cmdchar = 'l'; break; 800 case K_LEFT: ca.cmdchar = K_RIGHT; break; 801 case K_S_LEFT: ca.cmdchar = K_S_RIGHT; break; 802 case K_C_LEFT: ca.cmdchar = K_C_RIGHT; break; 803 case '>': ca.cmdchar = '<'; break; 804 case '<': ca.cmdchar = '>'; break; 805 } 806 idx = find_command(ca.cmdchar); 807 } 808 #endif 809 810 /* 811 * Get an additional character if we need one. 812 */ 813 if ((nv_cmds[idx].cmd_flags & NV_NCH) 814 && (((nv_cmds[idx].cmd_flags & NV_NCH_NOP) == NV_NCH_NOP 815 && oap->op_type == OP_NOP) 816 || (nv_cmds[idx].cmd_flags & NV_NCH_ALW) == NV_NCH_ALW 817 || (ca.cmdchar == 'q' 818 && oap->op_type == OP_NOP 819 && reg_recording == 0 820 && reg_executing == 0) 821 || ((ca.cmdchar == 'a' || ca.cmdchar == 'i') 822 && (oap->op_type != OP_NOP || VIsual_active)))) 823 { 824 int *cp; 825 int repl = FALSE; // get character for replace mode 826 int lit = FALSE; // get extra character literally 827 int langmap_active = FALSE; // using :lmap mappings 828 int lang; // getting a text character 829 #ifdef HAVE_INPUT_METHOD 830 int save_smd; // saved value of p_smd 831 #endif 832 833 ++no_mapping; 834 ++allow_keys; // no mapping for nchar, but allow key codes 835 // Don't generate a CursorHold event here, most commands can't handle 836 // it, e.g., nv_replace(), nv_csearch(). 837 did_cursorhold = TRUE; 838 if (ca.cmdchar == 'g') 839 { 840 /* 841 * For 'g' get the next character now, so that we can check for 842 * "gr", "g'" and "g`". 843 */ 844 ca.nchar = plain_vgetc(); 845 LANGMAP_ADJUST(ca.nchar, TRUE); 846 #ifdef FEAT_CMDL_INFO 847 need_flushbuf |= add_to_showcmd(ca.nchar); 848 #endif 849 if (ca.nchar == 'r' || ca.nchar == '\'' || ca.nchar == '`' 850 || ca.nchar == Ctrl_BSL) 851 { 852 cp = &ca.extra_char; // need to get a third character 853 if (ca.nchar != 'r') 854 lit = TRUE; // get it literally 855 else 856 repl = TRUE; // get it in replace mode 857 } 858 else 859 cp = NULL; // no third character needed 860 } 861 else 862 { 863 if (ca.cmdchar == 'r') // get it in replace mode 864 repl = TRUE; 865 cp = &ca.nchar; 866 } 867 lang = (repl || (nv_cmds[idx].cmd_flags & NV_LANG)); 868 869 /* 870 * Get a second or third character. 871 */ 872 if (cp != NULL) 873 { 874 if (repl) 875 { 876 State = REPLACE; // pretend Replace mode 877 #ifdef CURSOR_SHAPE 878 ui_cursor_shape(); // show different cursor shape 879 #endif 880 } 881 if (lang && curbuf->b_p_iminsert == B_IMODE_LMAP) 882 { 883 // Allow mappings defined with ":lmap". 884 --no_mapping; 885 --allow_keys; 886 if (repl) 887 State = LREPLACE; 888 else 889 State = LANGMAP; 890 langmap_active = TRUE; 891 } 892 #ifdef HAVE_INPUT_METHOD 893 save_smd = p_smd; 894 p_smd = FALSE; // Don't let the IM code show the mode here 895 if (lang && curbuf->b_p_iminsert == B_IMODE_IM) 896 im_set_active(TRUE); 897 #endif 898 if ((State & INSERT) && !p_ek) 899 { 900 #ifdef FEAT_JOB_CHANNEL 901 ch_log_output = TRUE; 902 #endif 903 // Disable bracketed paste and modifyOtherKeys here, we won't 904 // recognize the escape sequences with 'esckeys' off. 905 out_str(T_BD); 906 out_str(T_CTE); 907 } 908 909 *cp = plain_vgetc(); 910 911 if ((State & INSERT) && !p_ek) 912 { 913 #ifdef FEAT_JOB_CHANNEL 914 ch_log_output = TRUE; 915 #endif 916 // Re-enable bracketed paste mode and modifyOtherKeys 917 out_str(T_BE); 918 out_str(T_CTI); 919 } 920 921 if (langmap_active) 922 { 923 // Undo the decrement done above 924 ++no_mapping; 925 ++allow_keys; 926 State = NORMAL_BUSY; 927 } 928 #ifdef HAVE_INPUT_METHOD 929 if (lang) 930 { 931 if (curbuf->b_p_iminsert != B_IMODE_LMAP) 932 im_save_status(&curbuf->b_p_iminsert); 933 im_set_active(FALSE); 934 } 935 p_smd = save_smd; 936 #endif 937 State = NORMAL_BUSY; 938 #ifdef FEAT_CMDL_INFO 939 need_flushbuf |= add_to_showcmd(*cp); 940 #endif 941 942 if (!lit) 943 { 944 #ifdef FEAT_DIGRAPHS 945 // Typing CTRL-K gets a digraph. 946 if (*cp == Ctrl_K 947 && ((nv_cmds[idx].cmd_flags & NV_LANG) 948 || cp == &ca.extra_char) 949 && vim_strchr(p_cpo, CPO_DIGRAPH) == NULL) 950 { 951 c = get_digraph(FALSE); 952 if (c > 0) 953 { 954 *cp = c; 955 # ifdef FEAT_CMDL_INFO 956 // Guessing how to update showcmd here... 957 del_from_showcmd(3); 958 need_flushbuf |= add_to_showcmd(*cp); 959 # endif 960 } 961 } 962 #endif 963 964 // adjust chars > 127, except after "tTfFr" commands 965 LANGMAP_ADJUST(*cp, !lang); 966 #ifdef FEAT_RIGHTLEFT 967 // adjust Hebrew mapped char 968 if (p_hkmap && lang && KeyTyped) 969 *cp = hkmap(*cp); 970 #endif 971 } 972 973 /* 974 * When the next character is CTRL-\ a following CTRL-N means the 975 * command is aborted and we go to Normal mode. 976 */ 977 if (cp == &ca.extra_char 978 && ca.nchar == Ctrl_BSL 979 && (ca.extra_char == Ctrl_N || ca.extra_char == Ctrl_G)) 980 { 981 ca.cmdchar = Ctrl_BSL; 982 ca.nchar = ca.extra_char; 983 idx = find_command(ca.cmdchar); 984 } 985 else if ((ca.nchar == 'n' || ca.nchar == 'N') && ca.cmdchar == 'g') 986 ca.oap->op_type = get_op_type(*cp, NUL); 987 else if (*cp == Ctrl_BSL) 988 { 989 long towait = (p_ttm >= 0 ? p_ttm : p_tm); 990 991 // There is a busy wait here when typing "f<C-\>" and then 992 // something different from CTRL-N. Can't be avoided. 993 while ((c = vpeekc()) <= 0 && towait > 0L) 994 { 995 do_sleep(towait > 50L ? 50L : towait); 996 towait -= 50L; 997 } 998 if (c > 0) 999 { 1000 c = plain_vgetc(); 1001 if (c != Ctrl_N && c != Ctrl_G) 1002 vungetc(c); 1003 else 1004 { 1005 ca.cmdchar = Ctrl_BSL; 1006 ca.nchar = c; 1007 idx = find_command(ca.cmdchar); 1008 } 1009 } 1010 } 1011 1012 // When getting a text character and the next character is a 1013 // multi-byte character, it could be a composing character. 1014 // However, don't wait for it to arrive. Also, do enable mapping, 1015 // because if it's put back with vungetc() it's too late to apply 1016 // mapping. 1017 --no_mapping; 1018 while (enc_utf8 && lang && (c = vpeekc()) > 0 1019 && (c >= 0x100 || MB_BYTE2LEN(vpeekc()) > 1)) 1020 { 1021 c = plain_vgetc(); 1022 if (!utf_iscomposing(c)) 1023 { 1024 vungetc(c); // it wasn't, put it back 1025 break; 1026 } 1027 else if (ca.ncharC1 == 0) 1028 ca.ncharC1 = c; 1029 else 1030 ca.ncharC2 = c; 1031 } 1032 ++no_mapping; 1033 } 1034 --no_mapping; 1035 --allow_keys; 1036 } 1037 1038 #ifdef FEAT_CMDL_INFO 1039 /* 1040 * Flush the showcmd characters onto the screen so we can see them while 1041 * the command is being executed. Only do this when the shown command was 1042 * actually displayed, otherwise this will slow down a lot when executing 1043 * mappings. 1044 */ 1045 if (need_flushbuf) 1046 out_flush(); 1047 #endif 1048 if (ca.cmdchar != K_IGNORE) 1049 { 1050 if (ex_normal_busy) 1051 did_cursorhold = save_did_cursorhold; 1052 else 1053 did_cursorhold = FALSE; 1054 } 1055 1056 State = NORMAL; 1057 1058 if (ca.nchar == ESC) 1059 { 1060 clearop(oap); 1061 if (restart_edit == 0 && goto_im()) 1062 restart_edit = 'a'; 1063 goto normal_end; 1064 } 1065 1066 if (ca.cmdchar != K_IGNORE) 1067 { 1068 msg_didout = FALSE; // don't scroll screen up for normal command 1069 msg_col = 0; 1070 } 1071 1072 old_pos = curwin->w_cursor; // remember where cursor was 1073 1074 // When 'keymodel' contains "startsel" some keys start Select/Visual 1075 // mode. 1076 if (!VIsual_active && km_startsel) 1077 { 1078 if (nv_cmds[idx].cmd_flags & NV_SS) 1079 { 1080 start_selection(); 1081 unshift_special(&ca); 1082 idx = find_command(ca.cmdchar); 1083 } 1084 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 1085 && (mod_mask & MOD_MASK_SHIFT)) 1086 { 1087 start_selection(); 1088 mod_mask &= ~MOD_MASK_SHIFT; 1089 } 1090 } 1091 1092 /* 1093 * Execute the command! 1094 * Call the command function found in the commands table. 1095 */ 1096 ca.arg = nv_cmds[idx].cmd_arg; 1097 (nv_cmds[idx].cmd_func)(&ca); 1098 1099 /* 1100 * If we didn't start or finish an operator, reset oap->regname, unless we 1101 * need it later. 1102 */ 1103 if (!finish_op 1104 && !oap->op_type 1105 && (idx < 0 || !(nv_cmds[idx].cmd_flags & NV_KEEPREG))) 1106 { 1107 clearop(oap); 1108 #ifdef FEAT_EVAL 1109 reset_reg_var(); 1110 #endif 1111 } 1112 1113 // Get the length of mapped chars again after typing a count, second 1114 // character or "z333<cr>". 1115 if (old_mapped_len > 0) 1116 old_mapped_len = typebuf_maplen(); 1117 1118 /* 1119 * If an operation is pending, handle it. But not for K_IGNORE. 1120 */ 1121 if (ca.cmdchar != K_IGNORE) 1122 do_pending_operator(&ca, old_col, FALSE); 1123 1124 /* 1125 * Wait for a moment when a message is displayed that will be overwritten 1126 * by the mode message. 1127 * In Visual mode and with "^O" in Insert mode, a short message will be 1128 * overwritten by the mode message. Wait a bit, until a key is hit. 1129 * In Visual mode, it's more important to keep the Visual area updated 1130 * than keeping a message (e.g. from a /pat search). 1131 * Only do this if the command was typed, not from a mapping. 1132 * Don't wait when emsg_silent is non-zero. 1133 * Also wait a bit after an error message, e.g. for "^O:". 1134 * Don't redraw the screen, it would remove the message. 1135 */ 1136 if ( ((p_smd 1137 && msg_silent == 0 1138 && (restart_edit != 0 1139 || (VIsual_active 1140 && old_pos.lnum == curwin->w_cursor.lnum 1141 && old_pos.col == curwin->w_cursor.col) 1142 ) 1143 && (clear_cmdline 1144 || redraw_cmdline) 1145 && (msg_didout || (msg_didany && msg_scroll)) 1146 && !msg_nowait 1147 && KeyTyped) 1148 || (restart_edit != 0 1149 && !VIsual_active 1150 && (msg_scroll 1151 || emsg_on_display))) 1152 && oap->regname == 0 1153 && !(ca.retval & CA_COMMAND_BUSY) 1154 && stuff_empty() 1155 && typebuf_typed() 1156 && emsg_silent == 0 1157 && !did_wait_return 1158 && oap->op_type == OP_NOP) 1159 { 1160 int save_State = State; 1161 1162 // Draw the cursor with the right shape here 1163 if (restart_edit != 0) 1164 State = INSERT; 1165 1166 // If need to redraw, and there is a "keep_msg", redraw before the 1167 // delay 1168 if (must_redraw && keep_msg != NULL && !emsg_on_display) 1169 { 1170 char_u *kmsg; 1171 1172 kmsg = keep_msg; 1173 keep_msg = NULL; 1174 // Showmode() will clear keep_msg, but we want to use it anyway. 1175 // First update w_topline. 1176 setcursor(); 1177 update_screen(0); 1178 // now reset it, otherwise it's put in the history again 1179 keep_msg = kmsg; 1180 1181 kmsg = vim_strsave(keep_msg); 1182 if (kmsg != NULL) 1183 { 1184 msg_attr((char *)kmsg, keep_msg_attr); 1185 vim_free(kmsg); 1186 } 1187 } 1188 setcursor(); 1189 #ifdef CURSOR_SHAPE 1190 ui_cursor_shape(); // may show different cursor shape 1191 #endif 1192 cursor_on(); 1193 out_flush(); 1194 if (msg_scroll || emsg_on_display) 1195 ui_delay(1003L, TRUE); // wait at least one second 1196 ui_delay(3003L, FALSE); // wait up to three seconds 1197 State = save_State; 1198 1199 msg_scroll = FALSE; 1200 emsg_on_display = FALSE; 1201 } 1202 1203 /* 1204 * Finish up after executing a Normal mode command. 1205 */ 1206 normal_end: 1207 1208 msg_nowait = FALSE; 1209 1210 #ifdef FEAT_EVAL 1211 if (finish_op) 1212 reset_reg_var(); 1213 #endif 1214 1215 // Reset finish_op, in case it was set 1216 #ifdef CURSOR_SHAPE 1217 c = finish_op; 1218 #endif 1219 finish_op = FALSE; 1220 #ifdef CURSOR_SHAPE 1221 // Redraw the cursor with another shape, if we were in Operator-pending 1222 // mode or did a replace command. 1223 if (c || ca.cmdchar == 'r') 1224 { 1225 ui_cursor_shape(); // may show different cursor shape 1226 # ifdef FEAT_MOUSESHAPE 1227 update_mouseshape(-1); 1228 # endif 1229 } 1230 #endif 1231 1232 #ifdef FEAT_CMDL_INFO 1233 if (oap->op_type == OP_NOP && oap->regname == 0 1234 && ca.cmdchar != K_CURSORHOLD) 1235 clear_showcmd(); 1236 #endif 1237 1238 checkpcmark(); // check if we moved since setting pcmark 1239 vim_free(ca.searchbuf); 1240 1241 if (has_mbyte) 1242 mb_adjust_cursor(); 1243 1244 if (curwin->w_p_scb && toplevel) 1245 { 1246 validate_cursor(); // may need to update w_leftcol 1247 do_check_scrollbind(TRUE); 1248 } 1249 1250 if (curwin->w_p_crb && toplevel) 1251 { 1252 validate_cursor(); // may need to update w_leftcol 1253 do_check_cursorbind(); 1254 } 1255 1256 #ifdef FEAT_TERMINAL 1257 // don't go to Insert mode if a terminal has a running job 1258 if (term_job_running(curbuf->b_term)) 1259 restart_edit = 0; 1260 #endif 1261 1262 /* 1263 * May restart edit(), if we got here with CTRL-O in Insert mode (but not 1264 * if still inside a mapping that started in Visual mode). 1265 * May switch from Visual to Select mode after CTRL-O command. 1266 */ 1267 if ( oap->op_type == OP_NOP 1268 && ((restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1269 || restart_VIsual_select == 1) 1270 && !(ca.retval & CA_COMMAND_BUSY) 1271 && stuff_empty() 1272 && oap->regname == 0) 1273 { 1274 if (restart_VIsual_select == 1) 1275 { 1276 VIsual_select = TRUE; 1277 showmode(); 1278 restart_VIsual_select = 0; 1279 } 1280 if (restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1281 (void)edit(restart_edit, FALSE, 1L); 1282 } 1283 1284 if (restart_VIsual_select == 2) 1285 restart_VIsual_select = 1; 1286 1287 // Save count before an operator for next time. 1288 opcount = ca.opcount; 1289 } 1290 1291 #ifdef FEAT_EVAL 1292 /* 1293 * Set v:count and v:count1 according to "cap". 1294 * Set v:prevcount only when "set_prevcount" is TRUE. 1295 */ 1296 static void 1297 set_vcount_ca(cmdarg_T *cap, int *set_prevcount) 1298 { 1299 long count = cap->count0; 1300 1301 // multiply with cap->opcount the same way as above 1302 if (cap->opcount != 0) 1303 count = cap->opcount * (count == 0 ? 1 : count); 1304 set_vcount(count, count == 0 ? 1 : count, *set_prevcount); 1305 *set_prevcount = FALSE; // only set v:prevcount once 1306 } 1307 #endif 1308 1309 /* 1310 * Check if highlighting for Visual mode is possible, give a warning message 1311 * if not. 1312 */ 1313 void 1314 check_visual_highlight(void) 1315 { 1316 static int did_check = FALSE; 1317 1318 if (full_screen) 1319 { 1320 if (!did_check && HL_ATTR(HLF_V) == 0) 1321 msg(_("Warning: terminal cannot highlight")); 1322 did_check = TRUE; 1323 } 1324 } 1325 1326 /* 1327 * End Visual mode. 1328 * This function should ALWAYS be called to end Visual mode, except from 1329 * do_pending_operator(). 1330 */ 1331 void 1332 end_visual_mode(void) 1333 { 1334 #ifdef FEAT_CLIPBOARD 1335 /* 1336 * If we are using the clipboard, then remember what was selected in case 1337 * we need to paste it somewhere while we still own the selection. 1338 * Only do this when the clipboard is already owned. Don't want to grab 1339 * the selection when hitting ESC. 1340 */ 1341 if (clip_star.available && clip_star.owned) 1342 clip_auto_select(); 1343 #endif 1344 1345 VIsual_active = FALSE; 1346 setmouse(); 1347 mouse_dragging = 0; 1348 1349 // Save the current VIsual area for '< and '> marks, and "gv" 1350 curbuf->b_visual.vi_mode = VIsual_mode; 1351 curbuf->b_visual.vi_start = VIsual; 1352 curbuf->b_visual.vi_end = curwin->w_cursor; 1353 curbuf->b_visual.vi_curswant = curwin->w_curswant; 1354 #ifdef FEAT_EVAL 1355 curbuf->b_visual_mode_eval = VIsual_mode; 1356 #endif 1357 if (!virtual_active()) 1358 curwin->w_cursor.coladd = 0; 1359 may_clear_cmdline(); 1360 1361 adjust_cursor_eol(); 1362 } 1363 1364 /* 1365 * Reset VIsual_active and VIsual_reselect. 1366 */ 1367 void 1368 reset_VIsual_and_resel(void) 1369 { 1370 if (VIsual_active) 1371 { 1372 end_visual_mode(); 1373 redraw_curbuf_later(INVERTED); // delete the inversion later 1374 } 1375 VIsual_reselect = FALSE; 1376 } 1377 1378 /* 1379 * Reset VIsual_active and VIsual_reselect if it's set. 1380 */ 1381 void 1382 reset_VIsual(void) 1383 { 1384 if (VIsual_active) 1385 { 1386 end_visual_mode(); 1387 redraw_curbuf_later(INVERTED); // delete the inversion later 1388 VIsual_reselect = FALSE; 1389 } 1390 } 1391 1392 void 1393 restore_visual_mode(void) 1394 { 1395 if (VIsual_mode_orig != NUL) 1396 { 1397 curbuf->b_visual.vi_mode = VIsual_mode_orig; 1398 VIsual_mode_orig = NUL; 1399 } 1400 } 1401 1402 /* 1403 * Check for a balloon-eval special item to include when searching for an 1404 * identifier. When "dir" is BACKWARD "ptr[-1]" must be valid! 1405 * Returns TRUE if the character at "*ptr" should be included. 1406 * "dir" is FORWARD or BACKWARD, the direction of searching. 1407 * "*colp" is in/decremented if "ptr[-dir]" should also be included. 1408 * "bnp" points to a counter for square brackets. 1409 */ 1410 static int 1411 find_is_eval_item( 1412 char_u *ptr, 1413 int *colp, 1414 int *bnp, 1415 int dir) 1416 { 1417 // Accept everything inside []. 1418 if ((*ptr == ']' && dir == BACKWARD) || (*ptr == '[' && dir == FORWARD)) 1419 ++*bnp; 1420 if (*bnp > 0) 1421 { 1422 if ((*ptr == '[' && dir == BACKWARD) || (*ptr == ']' && dir == FORWARD)) 1423 --*bnp; 1424 return TRUE; 1425 } 1426 1427 // skip over "s.var" 1428 if (*ptr == '.') 1429 return TRUE; 1430 1431 // two-character item: s->var 1432 if (ptr[dir == BACKWARD ? 0 : 1] == '>' 1433 && ptr[dir == BACKWARD ? -1 : 0] == '-') 1434 { 1435 *colp += dir; 1436 return TRUE; 1437 } 1438 return FALSE; 1439 } 1440 1441 /* 1442 * Find the identifier under or to the right of the cursor. 1443 * "find_type" can have one of three values: 1444 * FIND_IDENT: find an identifier (keyword) 1445 * FIND_STRING: find any non-white text 1446 * FIND_IDENT + FIND_STRING: find any non-white text, identifier preferred. 1447 * FIND_EVAL: find text useful for C program debugging 1448 * 1449 * There are three steps: 1450 * 1. Search forward for the start of an identifier/text. Doesn't move if 1451 * already on one. 1452 * 2. Search backward for the start of this identifier/text. 1453 * This doesn't match the real Vi but I like it a little better and it 1454 * shouldn't bother anyone. 1455 * 3. Search forward to the end of this identifier/text. 1456 * When FIND_IDENT isn't defined, we backup until a blank. 1457 * 1458 * Returns the length of the text, or zero if no text is found. 1459 * If text is found, a pointer to the text is put in "*text". This 1460 * points into the current buffer line and is not always NUL terminated. 1461 */ 1462 int 1463 find_ident_under_cursor(char_u **text, int find_type) 1464 { 1465 return find_ident_at_pos(curwin, curwin->w_cursor.lnum, 1466 curwin->w_cursor.col, text, NULL, find_type); 1467 } 1468 1469 /* 1470 * Like find_ident_under_cursor(), but for any window and any position. 1471 * However: Uses 'iskeyword' from the current window!. 1472 */ 1473 int 1474 find_ident_at_pos( 1475 win_T *wp, 1476 linenr_T lnum, 1477 colnr_T startcol, 1478 char_u **text, 1479 int *textcol, // column where "text" starts, can be NULL 1480 int find_type) 1481 { 1482 char_u *ptr; 1483 int col = 0; // init to shut up GCC 1484 int i; 1485 int this_class = 0; 1486 int prev_class; 1487 int prevcol; 1488 int bn = 0; // bracket nesting 1489 1490 /* 1491 * if i == 0: try to find an identifier 1492 * if i == 1: try to find any non-white text 1493 */ 1494 ptr = ml_get_buf(wp->w_buffer, lnum, FALSE); 1495 for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i) 1496 { 1497 /* 1498 * 1. skip to start of identifier/text 1499 */ 1500 col = startcol; 1501 if (has_mbyte) 1502 { 1503 while (ptr[col] != NUL) 1504 { 1505 // Stop at a ']' to evaluate "a[x]". 1506 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1507 break; 1508 this_class = mb_get_class(ptr + col); 1509 if (this_class != 0 && (i == 1 || this_class != 1)) 1510 break; 1511 col += (*mb_ptr2len)(ptr + col); 1512 } 1513 } 1514 else 1515 while (ptr[col] != NUL 1516 && (i == 0 ? !vim_iswordc(ptr[col]) : VIM_ISWHITE(ptr[col])) 1517 && (!(find_type & FIND_EVAL) || ptr[col] != ']') 1518 ) 1519 ++col; 1520 1521 // When starting on a ']' count it, so that we include the '['. 1522 bn = ptr[col] == ']'; 1523 1524 /* 1525 * 2. Back up to start of identifier/text. 1526 */ 1527 if (has_mbyte) 1528 { 1529 // Remember class of character under cursor. 1530 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1531 this_class = mb_get_class((char_u *)"a"); 1532 else 1533 this_class = mb_get_class(ptr + col); 1534 while (col > 0 && this_class != 0) 1535 { 1536 prevcol = col - 1 - (*mb_head_off)(ptr, ptr + col - 1); 1537 prev_class = mb_get_class(ptr + prevcol); 1538 if (this_class != prev_class 1539 && (i == 0 1540 || prev_class == 0 1541 || (find_type & FIND_IDENT)) 1542 && (!(find_type & FIND_EVAL) 1543 || prevcol == 0 1544 || !find_is_eval_item(ptr + prevcol, &prevcol, 1545 &bn, BACKWARD)) 1546 ) 1547 break; 1548 col = prevcol; 1549 } 1550 1551 // If we don't want just any old text, or we've found an 1552 // identifier, stop searching. 1553 if (this_class > 2) 1554 this_class = 2; 1555 if (!(find_type & FIND_STRING) || this_class == 2) 1556 break; 1557 } 1558 else 1559 { 1560 while (col > 0 1561 && ((i == 0 1562 ? vim_iswordc(ptr[col - 1]) 1563 : (!VIM_ISWHITE(ptr[col - 1]) 1564 && (!(find_type & FIND_IDENT) 1565 || !vim_iswordc(ptr[col - 1])))) 1566 || ((find_type & FIND_EVAL) 1567 && col > 1 1568 && find_is_eval_item(ptr + col - 1, &col, 1569 &bn, BACKWARD)) 1570 )) 1571 --col; 1572 1573 // If we don't want just any old text, or we've found an 1574 // identifier, stop searching. 1575 if (!(find_type & FIND_STRING) || vim_iswordc(ptr[col])) 1576 break; 1577 } 1578 } 1579 1580 if (ptr[col] == NUL || (i == 0 1581 && (has_mbyte ? this_class != 2 : !vim_iswordc(ptr[col])))) 1582 { 1583 // didn't find an identifier or text 1584 if ((find_type & FIND_NOERROR) == 0) 1585 { 1586 if (find_type & FIND_STRING) 1587 emsg(_("E348: No string under cursor")); 1588 else 1589 emsg(_(e_noident)); 1590 } 1591 return 0; 1592 } 1593 ptr += col; 1594 *text = ptr; 1595 if (textcol != NULL) 1596 *textcol = col; 1597 1598 /* 1599 * 3. Find the end if the identifier/text. 1600 */ 1601 bn = 0; 1602 startcol -= col; 1603 col = 0; 1604 if (has_mbyte) 1605 { 1606 // Search for point of changing multibyte character class. 1607 this_class = mb_get_class(ptr); 1608 while (ptr[col] != NUL 1609 && ((i == 0 ? mb_get_class(ptr + col) == this_class 1610 : mb_get_class(ptr + col) != 0) 1611 || ((find_type & FIND_EVAL) 1612 && col <= (int)startcol 1613 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1614 )) 1615 col += (*mb_ptr2len)(ptr + col); 1616 } 1617 else 1618 while ((i == 0 ? vim_iswordc(ptr[col]) 1619 : (ptr[col] != NUL && !VIM_ISWHITE(ptr[col]))) 1620 || ((find_type & FIND_EVAL) 1621 && col <= (int)startcol 1622 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1623 ) 1624 ++col; 1625 1626 return col; 1627 } 1628 1629 /* 1630 * Prepare for redo of a normal command. 1631 */ 1632 static void 1633 prep_redo_cmd(cmdarg_T *cap) 1634 { 1635 prep_redo(cap->oap->regname, cap->count0, 1636 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 1637 } 1638 1639 /* 1640 * Prepare for redo of any command. 1641 * Note that only the last argument can be a multi-byte char. 1642 */ 1643 void 1644 prep_redo( 1645 int regname, 1646 long num, 1647 int cmd1, 1648 int cmd2, 1649 int cmd3, 1650 int cmd4, 1651 int cmd5) 1652 { 1653 ResetRedobuff(); 1654 if (regname != 0) // yank from specified buffer 1655 { 1656 AppendCharToRedobuff('"'); 1657 AppendCharToRedobuff(regname); 1658 } 1659 if (num) 1660 AppendNumberToRedobuff(num); 1661 1662 if (cmd1 != NUL) 1663 AppendCharToRedobuff(cmd1); 1664 if (cmd2 != NUL) 1665 AppendCharToRedobuff(cmd2); 1666 if (cmd3 != NUL) 1667 AppendCharToRedobuff(cmd3); 1668 if (cmd4 != NUL) 1669 AppendCharToRedobuff(cmd4); 1670 if (cmd5 != NUL) 1671 AppendCharToRedobuff(cmd5); 1672 } 1673 1674 /* 1675 * check for operator active and clear it 1676 * 1677 * return TRUE if operator was active 1678 */ 1679 static int 1680 checkclearop(oparg_T *oap) 1681 { 1682 if (oap->op_type == OP_NOP) 1683 return FALSE; 1684 clearopbeep(oap); 1685 return TRUE; 1686 } 1687 1688 /* 1689 * Check for operator or Visual active. Clear active operator. 1690 * 1691 * Return TRUE if operator or Visual was active. 1692 */ 1693 static int 1694 checkclearopq(oparg_T *oap) 1695 { 1696 if (oap->op_type == OP_NOP && !VIsual_active) 1697 return FALSE; 1698 clearopbeep(oap); 1699 return TRUE; 1700 } 1701 1702 void 1703 clearop(oparg_T *oap) 1704 { 1705 oap->op_type = OP_NOP; 1706 oap->regname = 0; 1707 oap->motion_force = NUL; 1708 oap->use_reg_one = FALSE; 1709 } 1710 1711 void 1712 clearopbeep(oparg_T *oap) 1713 { 1714 clearop(oap); 1715 beep_flush(); 1716 } 1717 1718 /* 1719 * Remove the shift modifier from a special key. 1720 */ 1721 static void 1722 unshift_special(cmdarg_T *cap) 1723 { 1724 switch (cap->cmdchar) 1725 { 1726 case K_S_RIGHT: cap->cmdchar = K_RIGHT; break; 1727 case K_S_LEFT: cap->cmdchar = K_LEFT; break; 1728 case K_S_UP: cap->cmdchar = K_UP; break; 1729 case K_S_DOWN: cap->cmdchar = K_DOWN; break; 1730 case K_S_HOME: cap->cmdchar = K_HOME; break; 1731 case K_S_END: cap->cmdchar = K_END; break; 1732 } 1733 cap->cmdchar = simplify_key(cap->cmdchar, &mod_mask); 1734 } 1735 1736 /* 1737 * If the mode is currently displayed clear the command line or update the 1738 * command displayed. 1739 */ 1740 void 1741 may_clear_cmdline(void) 1742 { 1743 if (mode_displayed) 1744 clear_cmdline = TRUE; // unshow visual mode later 1745 #ifdef FEAT_CMDL_INFO 1746 else 1747 clear_showcmd(); 1748 #endif 1749 } 1750 1751 #if defined(FEAT_CMDL_INFO) || defined(PROTO) 1752 /* 1753 * Routines for displaying a partly typed command 1754 */ 1755 1756 #define SHOWCMD_BUFLEN SHOWCMD_COLS + 1 + 30 1757 static char_u showcmd_buf[SHOWCMD_BUFLEN]; 1758 static char_u old_showcmd_buf[SHOWCMD_BUFLEN]; // For push_showcmd() 1759 static int showcmd_is_clear = TRUE; 1760 static int showcmd_visual = FALSE; 1761 1762 static void display_showcmd(void); 1763 1764 void 1765 clear_showcmd(void) 1766 { 1767 if (!p_sc) 1768 return; 1769 1770 if (VIsual_active && !char_avail()) 1771 { 1772 int cursor_bot = LT_POS(VIsual, curwin->w_cursor); 1773 long lines; 1774 colnr_T leftcol, rightcol; 1775 linenr_T top, bot; 1776 1777 // Show the size of the Visual area. 1778 if (cursor_bot) 1779 { 1780 top = VIsual.lnum; 1781 bot = curwin->w_cursor.lnum; 1782 } 1783 else 1784 { 1785 top = curwin->w_cursor.lnum; 1786 bot = VIsual.lnum; 1787 } 1788 # ifdef FEAT_FOLDING 1789 // Include closed folds as a whole. 1790 (void)hasFolding(top, &top, NULL); 1791 (void)hasFolding(bot, NULL, &bot); 1792 # endif 1793 lines = bot - top + 1; 1794 1795 if (VIsual_mode == Ctrl_V) 1796 { 1797 # ifdef FEAT_LINEBREAK 1798 char_u *saved_sbr = p_sbr; 1799 char_u *saved_w_sbr = curwin->w_p_sbr; 1800 1801 // Make 'sbr' empty for a moment to get the correct size. 1802 p_sbr = empty_option; 1803 curwin->w_p_sbr = empty_option; 1804 # endif 1805 getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol); 1806 # ifdef FEAT_LINEBREAK 1807 p_sbr = saved_sbr; 1808 curwin->w_p_sbr = saved_w_sbr; 1809 # endif 1810 sprintf((char *)showcmd_buf, "%ldx%ld", lines, 1811 (long)(rightcol - leftcol + 1)); 1812 } 1813 else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum) 1814 sprintf((char *)showcmd_buf, "%ld", lines); 1815 else 1816 { 1817 char_u *s, *e; 1818 int l; 1819 int bytes = 0; 1820 int chars = 0; 1821 1822 if (cursor_bot) 1823 { 1824 s = ml_get_pos(&VIsual); 1825 e = ml_get_cursor(); 1826 } 1827 else 1828 { 1829 s = ml_get_cursor(); 1830 e = ml_get_pos(&VIsual); 1831 } 1832 while ((*p_sel != 'e') ? s <= e : s < e) 1833 { 1834 l = (*mb_ptr2len)(s); 1835 if (l == 0) 1836 { 1837 ++bytes; 1838 ++chars; 1839 break; // end of line 1840 } 1841 bytes += l; 1842 ++chars; 1843 s += l; 1844 } 1845 if (bytes == chars) 1846 sprintf((char *)showcmd_buf, "%d", chars); 1847 else 1848 sprintf((char *)showcmd_buf, "%d-%d", chars, bytes); 1849 } 1850 showcmd_buf[SHOWCMD_COLS] = NUL; // truncate 1851 showcmd_visual = TRUE; 1852 } 1853 else 1854 { 1855 showcmd_buf[0] = NUL; 1856 showcmd_visual = FALSE; 1857 1858 // Don't actually display something if there is nothing to clear. 1859 if (showcmd_is_clear) 1860 return; 1861 } 1862 1863 display_showcmd(); 1864 } 1865 1866 /* 1867 * Add 'c' to string of shown command chars. 1868 * Return TRUE if output has been written (and setcursor() has been called). 1869 */ 1870 int 1871 add_to_showcmd(int c) 1872 { 1873 char_u *p; 1874 int old_len; 1875 int extra_len; 1876 int overflow; 1877 int i; 1878 static int ignore[] = 1879 { 1880 #ifdef FEAT_GUI 1881 K_VER_SCROLLBAR, K_HOR_SCROLLBAR, 1882 K_LEFTMOUSE_NM, K_LEFTRELEASE_NM, 1883 #endif 1884 K_IGNORE, K_PS, 1885 K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE, K_MOUSEMOVE, 1886 K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE, 1887 K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE, 1888 K_MOUSEDOWN, K_MOUSEUP, K_MOUSELEFT, K_MOUSERIGHT, 1889 K_X1MOUSE, K_X1DRAG, K_X1RELEASE, K_X2MOUSE, K_X2DRAG, K_X2RELEASE, 1890 K_CURSORHOLD, 1891 0 1892 }; 1893 1894 if (!p_sc || msg_silent != 0) 1895 return FALSE; 1896 1897 if (showcmd_visual) 1898 { 1899 showcmd_buf[0] = NUL; 1900 showcmd_visual = FALSE; 1901 } 1902 1903 // Ignore keys that are scrollbar updates and mouse clicks 1904 if (IS_SPECIAL(c)) 1905 for (i = 0; ignore[i] != 0; ++i) 1906 if (ignore[i] == c) 1907 return FALSE; 1908 1909 p = transchar(c); 1910 if (*p == ' ') 1911 STRCPY(p, "<20>"); 1912 old_len = (int)STRLEN(showcmd_buf); 1913 extra_len = (int)STRLEN(p); 1914 overflow = old_len + extra_len - SHOWCMD_COLS; 1915 if (overflow > 0) 1916 mch_memmove(showcmd_buf, showcmd_buf + overflow, 1917 old_len - overflow + 1); 1918 STRCAT(showcmd_buf, p); 1919 1920 if (char_avail()) 1921 return FALSE; 1922 1923 display_showcmd(); 1924 1925 return TRUE; 1926 } 1927 1928 void 1929 add_to_showcmd_c(int c) 1930 { 1931 if (!add_to_showcmd(c)) 1932 setcursor(); 1933 } 1934 1935 /* 1936 * Delete 'len' characters from the end of the shown command. 1937 */ 1938 static void 1939 del_from_showcmd(int len) 1940 { 1941 int old_len; 1942 1943 if (!p_sc) 1944 return; 1945 1946 old_len = (int)STRLEN(showcmd_buf); 1947 if (len > old_len) 1948 len = old_len; 1949 showcmd_buf[old_len - len] = NUL; 1950 1951 if (!char_avail()) 1952 display_showcmd(); 1953 } 1954 1955 /* 1956 * push_showcmd() and pop_showcmd() are used when waiting for the user to type 1957 * something and there is a partial mapping. 1958 */ 1959 void 1960 push_showcmd(void) 1961 { 1962 if (p_sc) 1963 STRCPY(old_showcmd_buf, showcmd_buf); 1964 } 1965 1966 void 1967 pop_showcmd(void) 1968 { 1969 if (!p_sc) 1970 return; 1971 1972 STRCPY(showcmd_buf, old_showcmd_buf); 1973 1974 display_showcmd(); 1975 } 1976 1977 static void 1978 display_showcmd(void) 1979 { 1980 int len; 1981 1982 cursor_off(); 1983 1984 len = (int)STRLEN(showcmd_buf); 1985 if (len == 0) 1986 showcmd_is_clear = TRUE; 1987 else 1988 { 1989 screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0); 1990 showcmd_is_clear = FALSE; 1991 } 1992 1993 /* 1994 * clear the rest of an old message by outputting up to SHOWCMD_COLS 1995 * spaces 1996 */ 1997 screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0); 1998 1999 setcursor(); // put cursor back where it belongs 2000 } 2001 #endif 2002 2003 /* 2004 * When "check" is FALSE, prepare for commands that scroll the window. 2005 * When "check" is TRUE, take care of scroll-binding after the window has 2006 * scrolled. Called from normal_cmd() and edit(). 2007 */ 2008 void 2009 do_check_scrollbind(int check) 2010 { 2011 static win_T *old_curwin = NULL; 2012 static linenr_T old_topline = 0; 2013 #ifdef FEAT_DIFF 2014 static int old_topfill = 0; 2015 #endif 2016 static buf_T *old_buf = NULL; 2017 static colnr_T old_leftcol = 0; 2018 2019 if (check && curwin->w_p_scb) 2020 { 2021 // If a ":syncbind" command was just used, don't scroll, only reset 2022 // the values. 2023 if (did_syncbind) 2024 did_syncbind = FALSE; 2025 else if (curwin == old_curwin) 2026 { 2027 /* 2028 * Synchronize other windows, as necessary according to 2029 * 'scrollbind'. Don't do this after an ":edit" command, except 2030 * when 'diff' is set. 2031 */ 2032 if ((curwin->w_buffer == old_buf 2033 #ifdef FEAT_DIFF 2034 || curwin->w_p_diff 2035 #endif 2036 ) 2037 && (curwin->w_topline != old_topline 2038 #ifdef FEAT_DIFF 2039 || curwin->w_topfill != old_topfill 2040 #endif 2041 || curwin->w_leftcol != old_leftcol)) 2042 { 2043 check_scrollbind(curwin->w_topline - old_topline, 2044 (long)(curwin->w_leftcol - old_leftcol)); 2045 } 2046 } 2047 else if (vim_strchr(p_sbo, 'j')) // jump flag set in 'scrollopt' 2048 { 2049 /* 2050 * When switching between windows, make sure that the relative 2051 * vertical offset is valid for the new window. The relative 2052 * offset is invalid whenever another 'scrollbind' window has 2053 * scrolled to a point that would force the current window to 2054 * scroll past the beginning or end of its buffer. When the 2055 * resync is performed, some of the other 'scrollbind' windows may 2056 * need to jump so that the current window's relative position is 2057 * visible on-screen. 2058 */ 2059 check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L); 2060 } 2061 curwin->w_scbind_pos = curwin->w_topline; 2062 } 2063 2064 old_curwin = curwin; 2065 old_topline = curwin->w_topline; 2066 #ifdef FEAT_DIFF 2067 old_topfill = curwin->w_topfill; 2068 #endif 2069 old_buf = curwin->w_buffer; 2070 old_leftcol = curwin->w_leftcol; 2071 } 2072 2073 /* 2074 * Synchronize any windows that have "scrollbind" set, based on the 2075 * number of rows by which the current window has changed 2076 * (1998-11-02 16:21:01 R. Edward Ralston <[email protected]>) 2077 */ 2078 void 2079 check_scrollbind(linenr_T topline_diff, long leftcol_diff) 2080 { 2081 int want_ver; 2082 int want_hor; 2083 win_T *old_curwin = curwin; 2084 buf_T *old_curbuf = curbuf; 2085 int old_VIsual_select = VIsual_select; 2086 int old_VIsual_active = VIsual_active; 2087 colnr_T tgt_leftcol = curwin->w_leftcol; 2088 long topline; 2089 long y; 2090 2091 /* 2092 * check 'scrollopt' string for vertical and horizontal scroll options 2093 */ 2094 want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0); 2095 #ifdef FEAT_DIFF 2096 want_ver |= old_curwin->w_p_diff; 2097 #endif 2098 want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0)); 2099 2100 /* 2101 * loop through the scrollbound windows and scroll accordingly 2102 */ 2103 VIsual_select = VIsual_active = 0; 2104 FOR_ALL_WINDOWS(curwin) 2105 { 2106 curbuf = curwin->w_buffer; 2107 // skip original window and windows with 'noscrollbind' 2108 if (curwin != old_curwin && curwin->w_p_scb) 2109 { 2110 /* 2111 * do the vertical scroll 2112 */ 2113 if (want_ver) 2114 { 2115 #ifdef FEAT_DIFF 2116 if (old_curwin->w_p_diff && curwin->w_p_diff) 2117 { 2118 diff_set_topline(old_curwin, curwin); 2119 } 2120 else 2121 #endif 2122 { 2123 curwin->w_scbind_pos += topline_diff; 2124 topline = curwin->w_scbind_pos; 2125 if (topline > curbuf->b_ml.ml_line_count) 2126 topline = curbuf->b_ml.ml_line_count; 2127 if (topline < 1) 2128 topline = 1; 2129 2130 y = topline - curwin->w_topline; 2131 if (y > 0) 2132 scrollup(y, FALSE); 2133 else 2134 scrolldown(-y, FALSE); 2135 } 2136 2137 redraw_later(VALID); 2138 cursor_correct(); 2139 curwin->w_redr_status = TRUE; 2140 } 2141 2142 /* 2143 * do the horizontal scroll 2144 */ 2145 if (want_hor && curwin->w_leftcol != tgt_leftcol) 2146 { 2147 curwin->w_leftcol = tgt_leftcol; 2148 leftcol_changed(); 2149 } 2150 } 2151 } 2152 2153 /* 2154 * reset current-window 2155 */ 2156 VIsual_select = old_VIsual_select; 2157 VIsual_active = old_VIsual_active; 2158 curwin = old_curwin; 2159 curbuf = old_curbuf; 2160 } 2161 2162 /* 2163 * Command character that's ignored. 2164 * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use 2165 * xon/xoff. 2166 */ 2167 static void 2168 nv_ignore(cmdarg_T *cap) 2169 { 2170 cap->retval |= CA_COMMAND_BUSY; // don't call edit() now 2171 } 2172 2173 /* 2174 * Command character that doesn't do anything, but unlike nv_ignore() does 2175 * start edit(). Used for "startinsert" executed while starting up. 2176 */ 2177 static void 2178 nv_nop(cmdarg_T *cap UNUSED) 2179 { 2180 } 2181 2182 /* 2183 * Command character doesn't exist. 2184 */ 2185 static void 2186 nv_error(cmdarg_T *cap) 2187 { 2188 clearopbeep(cap->oap); 2189 } 2190 2191 /* 2192 * <Help> and <F1> commands. 2193 */ 2194 static void 2195 nv_help(cmdarg_T *cap) 2196 { 2197 if (!checkclearopq(cap->oap)) 2198 ex_help(NULL); 2199 } 2200 2201 /* 2202 * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor. 2203 */ 2204 static void 2205 nv_addsub(cmdarg_T *cap) 2206 { 2207 #ifdef FEAT_JOB_CHANNEL 2208 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 2209 clearopbeep(cap->oap); 2210 else 2211 #endif 2212 if (!VIsual_active && cap->oap->op_type == OP_NOP) 2213 { 2214 prep_redo_cmd(cap); 2215 cap->oap->op_type = cap->cmdchar == Ctrl_A ? OP_NR_ADD : OP_NR_SUB; 2216 op_addsub(cap->oap, cap->count1, cap->arg); 2217 cap->oap->op_type = OP_NOP; 2218 } 2219 else if (VIsual_active) 2220 nv_operator(cap); 2221 else 2222 clearop(cap->oap); 2223 } 2224 2225 /* 2226 * CTRL-F, CTRL-B, etc: Scroll page up or down. 2227 */ 2228 static void 2229 nv_page(cmdarg_T *cap) 2230 { 2231 if (!checkclearop(cap->oap)) 2232 { 2233 if (mod_mask & MOD_MASK_CTRL) 2234 { 2235 // <C-PageUp>: tab page back; <C-PageDown>: tab page forward 2236 if (cap->arg == BACKWARD) 2237 goto_tabpage(-(int)cap->count1); 2238 else 2239 goto_tabpage((int)cap->count0); 2240 } 2241 else 2242 (void)onepage(cap->arg, cap->count1); 2243 } 2244 } 2245 2246 /* 2247 * Implementation of "gd" and "gD" command. 2248 */ 2249 static void 2250 nv_gd( 2251 oparg_T *oap, 2252 int nchar, 2253 int thisblock) // 1 for "1gd" and "1gD" 2254 { 2255 int len; 2256 char_u *ptr; 2257 2258 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0 2259 || find_decl(ptr, len, nchar == 'd', thisblock, SEARCH_START) 2260 == FAIL) 2261 clearopbeep(oap); 2262 #ifdef FEAT_FOLDING 2263 else if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP) 2264 foldOpenCursor(); 2265 #endif 2266 } 2267 2268 /* 2269 * Return TRUE if line[offset] is not inside a C-style comment or string, FALSE 2270 * otherwise. 2271 */ 2272 static int 2273 is_ident(char_u *line, int offset) 2274 { 2275 int i; 2276 int incomment = FALSE; 2277 int instring = 0; 2278 int prev = 0; 2279 2280 for (i = 0; i < offset && line[i] != NUL; i++) 2281 { 2282 if (instring != 0) 2283 { 2284 if (prev != '\\' && line[i] == instring) 2285 instring = 0; 2286 } 2287 else if ((line[i] == '"' || line[i] == '\'') && !incomment) 2288 { 2289 instring = line[i]; 2290 } 2291 else 2292 { 2293 if (incomment) 2294 { 2295 if (prev == '*' && line[i] == '/') 2296 incomment = FALSE; 2297 } 2298 else if (prev == '/' && line[i] == '*') 2299 { 2300 incomment = TRUE; 2301 } 2302 else if (prev == '/' && line[i] == '/') 2303 { 2304 return FALSE; 2305 } 2306 } 2307 2308 prev = line[i]; 2309 } 2310 2311 return incomment == FALSE && instring == 0; 2312 } 2313 2314 /* 2315 * Search for variable declaration of "ptr[len]". 2316 * When "locally" is TRUE in the current function ("gd"), otherwise in the 2317 * current file ("gD"). 2318 * When "thisblock" is TRUE check the {} block scope. 2319 * Return FAIL when not found. 2320 */ 2321 int 2322 find_decl( 2323 char_u *ptr, 2324 int len, 2325 int locally, 2326 int thisblock, 2327 int flags_arg) // flags passed to searchit() 2328 { 2329 char_u *pat; 2330 pos_T old_pos; 2331 pos_T par_pos; 2332 pos_T found_pos; 2333 int t; 2334 int save_p_ws; 2335 int save_p_scs; 2336 int retval = OK; 2337 int incll; 2338 int searchflags = flags_arg; 2339 int valid; 2340 2341 if ((pat = alloc(len + 7)) == NULL) 2342 return FAIL; 2343 2344 // Put "\V" before the pattern to avoid that the special meaning of "." 2345 // and "~" causes trouble. 2346 sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s", 2347 len, ptr); 2348 old_pos = curwin->w_cursor; 2349 save_p_ws = p_ws; 2350 save_p_scs = p_scs; 2351 p_ws = FALSE; // don't wrap around end of file now 2352 p_scs = FALSE; // don't switch ignorecase off now 2353 2354 /* 2355 * With "gD" go to line 1. 2356 * With "gd" Search back for the start of the current function, then go 2357 * back until a blank line. If this fails go to line 1. 2358 */ 2359 if (!locally || !findpar(&incll, BACKWARD, 1L, '{', FALSE)) 2360 { 2361 setpcmark(); // Set in findpar() otherwise 2362 curwin->w_cursor.lnum = 1; 2363 par_pos = curwin->w_cursor; 2364 } 2365 else 2366 { 2367 par_pos = curwin->w_cursor; 2368 while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL) 2369 --curwin->w_cursor.lnum; 2370 } 2371 curwin->w_cursor.col = 0; 2372 2373 // Search forward for the identifier, ignore comment lines. 2374 CLEAR_POS(&found_pos); 2375 for (;;) 2376 { 2377 t = searchit(curwin, curbuf, &curwin->w_cursor, NULL, FORWARD, 2378 pat, 1L, searchflags, RE_LAST, NULL); 2379 if (curwin->w_cursor.lnum >= old_pos.lnum) 2380 t = FAIL; // match after start is failure too 2381 2382 if (thisblock && t != FAIL) 2383 { 2384 pos_T *pos; 2385 2386 // Check that the block the match is in doesn't end before the 2387 // position where we started the search from. 2388 if ((pos = findmatchlimit(NULL, '}', FM_FORWARD, 2389 (int)(old_pos.lnum - curwin->w_cursor.lnum + 1))) != NULL 2390 && pos->lnum < old_pos.lnum) 2391 { 2392 // There can't be a useful match before the end of this block. 2393 // Skip to the end. 2394 curwin->w_cursor = *pos; 2395 continue; 2396 } 2397 } 2398 2399 if (t == FAIL) 2400 { 2401 // If we previously found a valid position, use it. 2402 if (found_pos.lnum != 0) 2403 { 2404 curwin->w_cursor = found_pos; 2405 t = OK; 2406 } 2407 break; 2408 } 2409 if (get_leader_len(ml_get_curline(), NULL, FALSE, TRUE) > 0) 2410 { 2411 // Ignore this line, continue at start of next line. 2412 ++curwin->w_cursor.lnum; 2413 curwin->w_cursor.col = 0; 2414 continue; 2415 } 2416 valid = is_ident(ml_get_curline(), curwin->w_cursor.col); 2417 2418 // If the current position is not a valid identifier and a previous 2419 // match is present, favor that one instead. 2420 if (!valid && found_pos.lnum != 0) 2421 { 2422 curwin->w_cursor = found_pos; 2423 break; 2424 } 2425 2426 // Global search: use first valid match found 2427 if (valid && !locally) 2428 break; 2429 if (valid && curwin->w_cursor.lnum >= par_pos.lnum) 2430 { 2431 // If we previously found a valid position, use it. 2432 if (found_pos.lnum != 0) 2433 curwin->w_cursor = found_pos; 2434 break; 2435 } 2436 2437 // For finding a local variable and the match is before the "{" or 2438 // inside a comment, continue searching. For K&R style function 2439 // declarations this skips the function header without types. 2440 if (!valid) 2441 CLEAR_POS(&found_pos); 2442 else 2443 found_pos = curwin->w_cursor; 2444 // Remove SEARCH_START from flags to avoid getting stuck at one 2445 // position. 2446 searchflags &= ~SEARCH_START; 2447 } 2448 2449 if (t == FAIL) 2450 { 2451 retval = FAIL; 2452 curwin->w_cursor = old_pos; 2453 } 2454 else 2455 { 2456 curwin->w_set_curswant = TRUE; 2457 // "n" searches forward now 2458 reset_search_dir(); 2459 } 2460 2461 vim_free(pat); 2462 p_ws = save_p_ws; 2463 p_scs = save_p_scs; 2464 2465 return retval; 2466 } 2467 2468 /* 2469 * Move 'dist' lines in direction 'dir', counting lines by *screen* 2470 * lines rather than lines in the file. 2471 * 'dist' must be positive. 2472 * 2473 * Return OK if able to move cursor, FAIL otherwise. 2474 */ 2475 static int 2476 nv_screengo(oparg_T *oap, int dir, long dist) 2477 { 2478 int linelen = linetabsize(ml_get_curline()); 2479 int retval = OK; 2480 int atend = FALSE; 2481 int n; 2482 int col_off1; // margin offset for first screen line 2483 int col_off2; // margin offset for wrapped screen line 2484 int width1; // text width for first screen line 2485 int width2; // test width for wrapped screen line 2486 2487 oap->motion_type = MCHAR; 2488 oap->inclusive = (curwin->w_curswant == MAXCOL); 2489 2490 col_off1 = curwin_col_off(); 2491 col_off2 = col_off1 - curwin_col_off2(); 2492 width1 = curwin->w_width - col_off1; 2493 width2 = curwin->w_width - col_off2; 2494 if (width2 == 0) 2495 width2 = 1; // avoid divide by zero 2496 2497 if (curwin->w_width != 0) 2498 { 2499 /* 2500 * Instead of sticking at the last character of the buffer line we 2501 * try to stick in the last column of the screen. 2502 */ 2503 if (curwin->w_curswant == MAXCOL) 2504 { 2505 atend = TRUE; 2506 validate_virtcol(); 2507 if (width1 <= 0) 2508 curwin->w_curswant = 0; 2509 else 2510 { 2511 curwin->w_curswant = width1 - 1; 2512 if (curwin->w_virtcol > curwin->w_curswant) 2513 curwin->w_curswant += ((curwin->w_virtcol 2514 - curwin->w_curswant - 1) / width2 + 1) * width2; 2515 } 2516 } 2517 else 2518 { 2519 if (linelen > width1) 2520 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2521 else 2522 n = width1; 2523 if (curwin->w_curswant >= (colnr_T)n) 2524 curwin->w_curswant = n - 1; 2525 } 2526 2527 while (dist--) 2528 { 2529 if (dir == BACKWARD) 2530 { 2531 if ((long)curwin->w_curswant >= width1) 2532 // Move back within the line. This can give a negative value 2533 // for w_curswant if width1 < width2 (with cpoptions+=n), 2534 // which will get clipped to column 0. 2535 curwin->w_curswant -= width2; 2536 else 2537 { 2538 // to previous line 2539 if (curwin->w_cursor.lnum == 1) 2540 { 2541 retval = FAIL; 2542 break; 2543 } 2544 --curwin->w_cursor.lnum; 2545 #ifdef FEAT_FOLDING 2546 // Move to the start of a closed fold. Don't do that when 2547 // 'foldopen' contains "all": it will open in a moment. 2548 if (!(fdo_flags & FDO_ALL)) 2549 (void)hasFolding(curwin->w_cursor.lnum, 2550 &curwin->w_cursor.lnum, NULL); 2551 #endif 2552 linelen = linetabsize(ml_get_curline()); 2553 if (linelen > width1) 2554 curwin->w_curswant += (((linelen - width1 - 1) / width2) 2555 + 1) * width2; 2556 } 2557 } 2558 else // dir == FORWARD 2559 { 2560 if (linelen > width1) 2561 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2562 else 2563 n = width1; 2564 if (curwin->w_curswant + width2 < (colnr_T)n) 2565 // move forward within line 2566 curwin->w_curswant += width2; 2567 else 2568 { 2569 // to next line 2570 #ifdef FEAT_FOLDING 2571 // Move to the end of a closed fold. 2572 (void)hasFolding(curwin->w_cursor.lnum, NULL, 2573 &curwin->w_cursor.lnum); 2574 #endif 2575 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 2576 { 2577 retval = FAIL; 2578 break; 2579 } 2580 curwin->w_cursor.lnum++; 2581 curwin->w_curswant %= width2; 2582 // Check if the cursor has moved below the number display 2583 // when width1 < width2 (with cpoptions+=n). Subtract width2 2584 // to get a negative value for w_curswant, which will get 2585 // clipped to column 0. 2586 if (curwin->w_curswant >= width1) 2587 curwin->w_curswant -= width2; 2588 linelen = linetabsize(ml_get_curline()); 2589 } 2590 } 2591 } 2592 } 2593 2594 if (virtual_active() && atend) 2595 coladvance(MAXCOL); 2596 else 2597 coladvance(curwin->w_curswant); 2598 2599 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 2600 { 2601 colnr_T virtcol; 2602 2603 /* 2604 * Check for landing on a character that got split at the end of the 2605 * last line. We want to advance a screenline, not end up in the same 2606 * screenline or move two screenlines. 2607 */ 2608 validate_virtcol(); 2609 virtcol = curwin->w_virtcol; 2610 #if defined(FEAT_LINEBREAK) 2611 if (virtcol > (colnr_T)width1 && *get_showbreak_value(curwin) != NUL) 2612 virtcol -= vim_strsize(get_showbreak_value(curwin)); 2613 #endif 2614 2615 if (virtcol > curwin->w_curswant 2616 && (curwin->w_curswant < (colnr_T)width1 2617 ? (curwin->w_curswant > (colnr_T)width1 / 2) 2618 : ((curwin->w_curswant - width1) % width2 2619 > (colnr_T)width2 / 2))) 2620 --curwin->w_cursor.col; 2621 } 2622 2623 if (atend) 2624 curwin->w_curswant = MAXCOL; // stick in the last column 2625 2626 return retval; 2627 } 2628 2629 /* 2630 * Handle CTRL-E and CTRL-Y commands: scroll a line up or down. 2631 * cap->arg must be TRUE for CTRL-E. 2632 */ 2633 void 2634 nv_scroll_line(cmdarg_T *cap) 2635 { 2636 if (!checkclearop(cap->oap)) 2637 scroll_redraw(cap->arg, cap->count1); 2638 } 2639 2640 /* 2641 * Scroll "count" lines up or down, and redraw. 2642 */ 2643 void 2644 scroll_redraw(int up, long count) 2645 { 2646 linenr_T prev_topline = curwin->w_topline; 2647 #ifdef FEAT_DIFF 2648 int prev_topfill = curwin->w_topfill; 2649 #endif 2650 linenr_T prev_lnum = curwin->w_cursor.lnum; 2651 2652 if (up) 2653 scrollup(count, TRUE); 2654 else 2655 scrolldown(count, TRUE); 2656 if (get_scrolloff_value()) 2657 { 2658 // Adjust the cursor position for 'scrolloff'. Mark w_topline as 2659 // valid, otherwise the screen jumps back at the end of the file. 2660 cursor_correct(); 2661 check_cursor_moved(curwin); 2662 curwin->w_valid |= VALID_TOPLINE; 2663 2664 // If moved back to where we were, at least move the cursor, otherwise 2665 // we get stuck at one position. Don't move the cursor up if the 2666 // first line of the buffer is already on the screen 2667 while (curwin->w_topline == prev_topline 2668 #ifdef FEAT_DIFF 2669 && curwin->w_topfill == prev_topfill 2670 #endif 2671 ) 2672 { 2673 if (up) 2674 { 2675 if (curwin->w_cursor.lnum > prev_lnum 2676 || cursor_down(1L, FALSE) == FAIL) 2677 break; 2678 } 2679 else 2680 { 2681 if (curwin->w_cursor.lnum < prev_lnum 2682 || prev_topline == 1L 2683 || cursor_up(1L, FALSE) == FAIL) 2684 break; 2685 } 2686 // Mark w_topline as valid, otherwise the screen jumps back at the 2687 // end of the file. 2688 check_cursor_moved(curwin); 2689 curwin->w_valid |= VALID_TOPLINE; 2690 } 2691 } 2692 if (curwin->w_cursor.lnum != prev_lnum) 2693 coladvance(curwin->w_curswant); 2694 redraw_later(VALID); 2695 } 2696 2697 /* 2698 * Commands that start with "z". 2699 */ 2700 static void 2701 nv_zet(cmdarg_T *cap) 2702 { 2703 long n; 2704 colnr_T col; 2705 int nchar = cap->nchar; 2706 #ifdef FEAT_FOLDING 2707 long old_fdl = curwin->w_p_fdl; 2708 int old_fen = curwin->w_p_fen; 2709 #endif 2710 #ifdef FEAT_SPELL 2711 int undo = FALSE; 2712 #endif 2713 long siso = get_sidescrolloff_value(); 2714 2715 if (VIM_ISDIGIT(nchar)) 2716 { 2717 /* 2718 * "z123{nchar}": edit the count before obtaining {nchar} 2719 */ 2720 if (checkclearop(cap->oap)) 2721 return; 2722 n = nchar - '0'; 2723 for (;;) 2724 { 2725 #ifdef USE_ON_FLY_SCROLL 2726 dont_scroll = TRUE; // disallow scrolling here 2727 #endif 2728 ++no_mapping; 2729 ++allow_keys; // no mapping for nchar, but allow key codes 2730 nchar = plain_vgetc(); 2731 LANGMAP_ADJUST(nchar, TRUE); 2732 --no_mapping; 2733 --allow_keys; 2734 #ifdef FEAT_CMDL_INFO 2735 (void)add_to_showcmd(nchar); 2736 #endif 2737 if (nchar == K_DEL || nchar == K_KDEL) 2738 n /= 10; 2739 else if (VIM_ISDIGIT(nchar)) 2740 n = n * 10 + (nchar - '0'); 2741 else if (nchar == CAR) 2742 { 2743 #ifdef FEAT_GUI 2744 need_mouse_correct = TRUE; 2745 #endif 2746 win_setheight((int)n); 2747 break; 2748 } 2749 else if (nchar == 'l' 2750 || nchar == 'h' 2751 || nchar == K_LEFT 2752 || nchar == K_RIGHT) 2753 { 2754 cap->count1 = n ? n * cap->count1 : cap->count1; 2755 goto dozet; 2756 } 2757 else 2758 { 2759 clearopbeep(cap->oap); 2760 break; 2761 } 2762 } 2763 cap->oap->op_type = OP_NOP; 2764 return; 2765 } 2766 2767 dozet: 2768 if ( 2769 #ifdef FEAT_FOLDING 2770 // "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc" 2771 // and "zC" only in Visual mode. "zj" and "zk" are motion 2772 // commands. 2773 cap->nchar != 'f' && cap->nchar != 'F' 2774 && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar)) 2775 && cap->nchar != 'j' && cap->nchar != 'k' 2776 && 2777 #endif 2778 checkclearop(cap->oap)) 2779 return; 2780 2781 /* 2782 * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb": 2783 * If line number given, set cursor. 2784 */ 2785 if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL) 2786 && cap->count0 2787 && cap->count0 != curwin->w_cursor.lnum) 2788 { 2789 setpcmark(); 2790 if (cap->count0 > curbuf->b_ml.ml_line_count) 2791 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2792 else 2793 curwin->w_cursor.lnum = cap->count0; 2794 check_cursor_col(); 2795 } 2796 2797 switch (nchar) 2798 { 2799 // "z+", "z<CR>" and "zt": put cursor at top of screen 2800 case '+': 2801 if (cap->count0 == 0) 2802 { 2803 // No count given: put cursor at the line below screen 2804 validate_botline(); // make sure w_botline is valid 2805 if (curwin->w_botline > curbuf->b_ml.ml_line_count) 2806 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2807 else 2808 curwin->w_cursor.lnum = curwin->w_botline; 2809 } 2810 // FALLTHROUGH 2811 case NL: 2812 case CAR: 2813 case K_KENTER: 2814 beginline(BL_WHITE | BL_FIX); 2815 // FALLTHROUGH 2816 2817 case 't': scroll_cursor_top(0, TRUE); 2818 redraw_later(VALID); 2819 set_fraction(curwin); 2820 break; 2821 2822 // "z." and "zz": put cursor in middle of screen 2823 case '.': beginline(BL_WHITE | BL_FIX); 2824 // FALLTHROUGH 2825 2826 case 'z': scroll_cursor_halfway(TRUE); 2827 redraw_later(VALID); 2828 set_fraction(curwin); 2829 break; 2830 2831 // "z^", "z-" and "zb": put cursor at bottom of screen 2832 case '^': // Strange Vi behavior: <count>z^ finds line at top of window 2833 // when <count> is at bottom of window, and puts that one at 2834 // bottom of window. 2835 if (cap->count0 != 0) 2836 { 2837 scroll_cursor_bot(0, TRUE); 2838 curwin->w_cursor.lnum = curwin->w_topline; 2839 } 2840 else if (curwin->w_topline == 1) 2841 curwin->w_cursor.lnum = 1; 2842 else 2843 curwin->w_cursor.lnum = curwin->w_topline - 1; 2844 // FALLTHROUGH 2845 case '-': 2846 beginline(BL_WHITE | BL_FIX); 2847 // FALLTHROUGH 2848 2849 case 'b': scroll_cursor_bot(0, TRUE); 2850 redraw_later(VALID); 2851 set_fraction(curwin); 2852 break; 2853 2854 // "zH" - scroll screen right half-page 2855 case 'H': 2856 cap->count1 *= curwin->w_width / 2; 2857 // FALLTHROUGH 2858 2859 // "zh" - scroll screen to the right 2860 case 'h': 2861 case K_LEFT: 2862 if (!curwin->w_p_wrap) 2863 { 2864 if ((colnr_T)cap->count1 > curwin->w_leftcol) 2865 curwin->w_leftcol = 0; 2866 else 2867 curwin->w_leftcol -= (colnr_T)cap->count1; 2868 leftcol_changed(); 2869 } 2870 break; 2871 2872 // "zL" - scroll screen left half-page 2873 case 'L': cap->count1 *= curwin->w_width / 2; 2874 // FALLTHROUGH 2875 2876 // "zl" - scroll screen to the left 2877 case 'l': 2878 case K_RIGHT: 2879 if (!curwin->w_p_wrap) 2880 { 2881 // scroll the window left 2882 curwin->w_leftcol += (colnr_T)cap->count1; 2883 leftcol_changed(); 2884 } 2885 break; 2886 2887 // "zs" - scroll screen, cursor at the start 2888 case 's': if (!curwin->w_p_wrap) 2889 { 2890 #ifdef FEAT_FOLDING 2891 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2892 col = 0; // like the cursor is in col 0 2893 else 2894 #endif 2895 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL); 2896 if ((long)col > siso) 2897 col -= siso; 2898 else 2899 col = 0; 2900 if (curwin->w_leftcol != col) 2901 { 2902 curwin->w_leftcol = col; 2903 redraw_later(NOT_VALID); 2904 } 2905 } 2906 break; 2907 2908 // "ze" - scroll screen, cursor at the end 2909 case 'e': if (!curwin->w_p_wrap) 2910 { 2911 #ifdef FEAT_FOLDING 2912 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2913 col = 0; // like the cursor is in col 0 2914 else 2915 #endif 2916 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col); 2917 n = curwin->w_width - curwin_col_off(); 2918 if ((long)col + siso < n) 2919 col = 0; 2920 else 2921 col = col + siso - n + 1; 2922 if (curwin->w_leftcol != col) 2923 { 2924 curwin->w_leftcol = col; 2925 redraw_later(NOT_VALID); 2926 } 2927 } 2928 break; 2929 2930 #ifdef FEAT_FOLDING 2931 // "zF": create fold command 2932 // "zf": create fold operator 2933 case 'F': 2934 case 'f': if (foldManualAllowed(TRUE)) 2935 { 2936 cap->nchar = 'f'; 2937 nv_operator(cap); 2938 curwin->w_p_fen = TRUE; 2939 2940 // "zF" is like "zfzf" 2941 if (nchar == 'F' && cap->oap->op_type == OP_FOLD) 2942 { 2943 nv_operator(cap); 2944 finish_op = TRUE; 2945 } 2946 } 2947 else 2948 clearopbeep(cap->oap); 2949 break; 2950 2951 // "zd": delete fold at cursor 2952 // "zD": delete fold at cursor recursively 2953 case 'd': 2954 case 'D': if (foldManualAllowed(FALSE)) 2955 { 2956 if (VIsual_active) 2957 nv_operator(cap); 2958 else 2959 deleteFold(curwin->w_cursor.lnum, 2960 curwin->w_cursor.lnum, nchar == 'D', FALSE); 2961 } 2962 break; 2963 2964 // "zE": erase all folds 2965 case 'E': if (foldmethodIsManual(curwin)) 2966 { 2967 clearFolding(curwin); 2968 changed_window_setting(); 2969 } 2970 else if (foldmethodIsMarker(curwin)) 2971 deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count, 2972 TRUE, FALSE); 2973 else 2974 emsg(_("E352: Cannot erase folds with current 'foldmethod'")); 2975 break; 2976 2977 // "zn": fold none: reset 'foldenable' 2978 case 'n': curwin->w_p_fen = FALSE; 2979 break; 2980 2981 // "zN": fold Normal: set 'foldenable' 2982 case 'N': curwin->w_p_fen = TRUE; 2983 break; 2984 2985 // "zi": invert folding: toggle 'foldenable' 2986 case 'i': curwin->w_p_fen = !curwin->w_p_fen; 2987 break; 2988 2989 // "za": open closed fold or close open fold at cursor 2990 case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2991 openFold(curwin->w_cursor.lnum, cap->count1); 2992 else 2993 { 2994 closeFold(curwin->w_cursor.lnum, cap->count1); 2995 curwin->w_p_fen = TRUE; 2996 } 2997 break; 2998 2999 // "zA": open fold at cursor recursively 3000 case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 3001 openFoldRecurse(curwin->w_cursor.lnum); 3002 else 3003 { 3004 closeFoldRecurse(curwin->w_cursor.lnum); 3005 curwin->w_p_fen = TRUE; 3006 } 3007 break; 3008 3009 // "zo": open fold at cursor or Visual area 3010 case 'o': if (VIsual_active) 3011 nv_operator(cap); 3012 else 3013 openFold(curwin->w_cursor.lnum, cap->count1); 3014 break; 3015 3016 // "zO": open fold recursively 3017 case 'O': if (VIsual_active) 3018 nv_operator(cap); 3019 else 3020 openFoldRecurse(curwin->w_cursor.lnum); 3021 break; 3022 3023 // "zc": close fold at cursor or Visual area 3024 case 'c': if (VIsual_active) 3025 nv_operator(cap); 3026 else 3027 closeFold(curwin->w_cursor.lnum, cap->count1); 3028 curwin->w_p_fen = TRUE; 3029 break; 3030 3031 // "zC": close fold recursively 3032 case 'C': if (VIsual_active) 3033 nv_operator(cap); 3034 else 3035 closeFoldRecurse(curwin->w_cursor.lnum); 3036 curwin->w_p_fen = TRUE; 3037 break; 3038 3039 // "zv": open folds at the cursor 3040 case 'v': foldOpenCursor(); 3041 break; 3042 3043 // "zx": re-apply 'foldlevel' and open folds at the cursor 3044 case 'x': curwin->w_p_fen = TRUE; 3045 curwin->w_foldinvalid = TRUE; // recompute folds 3046 newFoldLevel(); // update right now 3047 foldOpenCursor(); 3048 break; 3049 3050 // "zX": undo manual opens/closes, re-apply 'foldlevel' 3051 case 'X': curwin->w_p_fen = TRUE; 3052 curwin->w_foldinvalid = TRUE; // recompute folds 3053 old_fdl = -1; // force an update 3054 break; 3055 3056 // "zm": fold more 3057 case 'm': if (curwin->w_p_fdl > 0) 3058 { 3059 curwin->w_p_fdl -= cap->count1; 3060 if (curwin->w_p_fdl < 0) 3061 curwin->w_p_fdl = 0; 3062 } 3063 old_fdl = -1; // force an update 3064 curwin->w_p_fen = TRUE; 3065 break; 3066 3067 // "zM": close all folds 3068 case 'M': curwin->w_p_fdl = 0; 3069 old_fdl = -1; // force an update 3070 curwin->w_p_fen = TRUE; 3071 break; 3072 3073 // "zr": reduce folding 3074 case 'r': curwin->w_p_fdl += cap->count1; 3075 { 3076 int d = getDeepestNesting(); 3077 3078 if (curwin->w_p_fdl >= d) 3079 curwin->w_p_fdl = d; 3080 } 3081 break; 3082 3083 // "zR": open all folds 3084 case 'R': curwin->w_p_fdl = getDeepestNesting(); 3085 old_fdl = -1; // force an update 3086 break; 3087 3088 case 'j': // "zj" move to next fold downwards 3089 case 'k': // "zk" move to next fold upwards 3090 if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD, 3091 cap->count1) == FAIL) 3092 clearopbeep(cap->oap); 3093 break; 3094 3095 #endif // FEAT_FOLDING 3096 3097 #ifdef FEAT_SPELL 3098 case 'u': // "zug" and "zuw": undo "zg" and "zw" 3099 ++no_mapping; 3100 ++allow_keys; // no mapping for nchar, but allow key codes 3101 nchar = plain_vgetc(); 3102 LANGMAP_ADJUST(nchar, TRUE); 3103 --no_mapping; 3104 --allow_keys; 3105 #ifdef FEAT_CMDL_INFO 3106 (void)add_to_showcmd(nchar); 3107 #endif 3108 if (vim_strchr((char_u *)"gGwW", nchar) == NULL) 3109 { 3110 clearopbeep(cap->oap); 3111 break; 3112 } 3113 undo = TRUE; 3114 // FALLTHROUGH 3115 3116 case 'g': // "zg": add good word to word list 3117 case 'w': // "zw": add wrong word to word list 3118 case 'G': // "zG": add good word to temp word list 3119 case 'W': // "zW": add wrong word to temp word list 3120 { 3121 char_u *ptr = NULL; 3122 int len; 3123 3124 if (checkclearop(cap->oap)) 3125 break; 3126 if (VIsual_active && get_visual_text(cap, &ptr, &len) 3127 == FAIL) 3128 return; 3129 if (ptr == NULL) 3130 { 3131 pos_T pos = curwin->w_cursor; 3132 3133 // Find bad word under the cursor. When 'spell' is 3134 // off this fails and find_ident_under_cursor() is 3135 // used below. 3136 emsg_off++; 3137 len = spell_move_to(curwin, FORWARD, TRUE, TRUE, NULL); 3138 emsg_off--; 3139 if (len != 0 && curwin->w_cursor.col <= pos.col) 3140 ptr = ml_get_pos(&curwin->w_cursor); 3141 curwin->w_cursor = pos; 3142 } 3143 3144 if (ptr == NULL && (len = find_ident_under_cursor(&ptr, 3145 FIND_IDENT)) == 0) 3146 return; 3147 spell_add_word(ptr, len, nchar == 'w' || nchar == 'W' 3148 ? SPELL_ADD_BAD : SPELL_ADD_GOOD, 3149 (nchar == 'G' || nchar == 'W') 3150 ? 0 : (int)cap->count1, 3151 undo); 3152 } 3153 break; 3154 3155 case '=': // "z=": suggestions for a badly spelled word 3156 if (!checkclearop(cap->oap)) 3157 spell_suggest((int)cap->count0); 3158 break; 3159 #endif 3160 3161 default: clearopbeep(cap->oap); 3162 } 3163 3164 #ifdef FEAT_FOLDING 3165 // Redraw when 'foldenable' changed 3166 if (old_fen != curwin->w_p_fen) 3167 { 3168 # ifdef FEAT_DIFF 3169 win_T *wp; 3170 3171 if (foldmethodIsDiff(curwin) && curwin->w_p_scb) 3172 { 3173 // Adjust 'foldenable' in diff-synced windows. 3174 FOR_ALL_WINDOWS(wp) 3175 { 3176 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb) 3177 { 3178 wp->w_p_fen = curwin->w_p_fen; 3179 changed_window_setting_win(wp); 3180 } 3181 } 3182 } 3183 # endif 3184 changed_window_setting(); 3185 } 3186 3187 // Redraw when 'foldlevel' changed. 3188 if (old_fdl != curwin->w_p_fdl) 3189 newFoldLevel(); 3190 #endif 3191 } 3192 3193 #ifdef FEAT_GUI 3194 /* 3195 * Vertical scrollbar movement. 3196 */ 3197 static void 3198 nv_ver_scrollbar(cmdarg_T *cap) 3199 { 3200 if (cap->oap->op_type != OP_NOP) 3201 clearopbeep(cap->oap); 3202 3203 // Even if an operator was pending, we still want to scroll 3204 gui_do_scroll(); 3205 } 3206 3207 /* 3208 * Horizontal scrollbar movement. 3209 */ 3210 static void 3211 nv_hor_scrollbar(cmdarg_T *cap) 3212 { 3213 if (cap->oap->op_type != OP_NOP) 3214 clearopbeep(cap->oap); 3215 3216 // Even if an operator was pending, we still want to scroll 3217 gui_do_horiz_scroll(scrollbar_value, FALSE); 3218 } 3219 #endif 3220 3221 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3222 /* 3223 * Click in GUI tab. 3224 */ 3225 static void 3226 nv_tabline(cmdarg_T *cap) 3227 { 3228 if (cap->oap->op_type != OP_NOP) 3229 clearopbeep(cap->oap); 3230 3231 // Even if an operator was pending, we still want to jump tabs. 3232 goto_tabpage(current_tab); 3233 } 3234 3235 /* 3236 * Selected item in tab line menu. 3237 */ 3238 static void 3239 nv_tabmenu(cmdarg_T *cap) 3240 { 3241 if (cap->oap->op_type != OP_NOP) 3242 clearopbeep(cap->oap); 3243 3244 // Even if an operator was pending, we still want to jump tabs. 3245 handle_tabmenu(); 3246 } 3247 3248 /* 3249 * Handle selecting an item of the GUI tab line menu. 3250 * Used in Normal and Insert mode. 3251 */ 3252 void 3253 handle_tabmenu(void) 3254 { 3255 switch (current_tabmenu) 3256 { 3257 case TABLINE_MENU_CLOSE: 3258 if (current_tab == 0) 3259 do_cmdline_cmd((char_u *)"tabclose"); 3260 else 3261 { 3262 vim_snprintf((char *)IObuff, IOSIZE, "tabclose %d", 3263 current_tab); 3264 do_cmdline_cmd(IObuff); 3265 } 3266 break; 3267 3268 case TABLINE_MENU_NEW: 3269 if (current_tab == 0) 3270 do_cmdline_cmd((char_u *)"$tabnew"); 3271 else 3272 { 3273 vim_snprintf((char *)IObuff, IOSIZE, "%dtabnew", 3274 current_tab - 1); 3275 do_cmdline_cmd(IObuff); 3276 } 3277 break; 3278 3279 case TABLINE_MENU_OPEN: 3280 if (current_tab == 0) 3281 do_cmdline_cmd((char_u *)"browse $tabnew"); 3282 else 3283 { 3284 vim_snprintf((char *)IObuff, IOSIZE, "browse %dtabnew", 3285 current_tab - 1); 3286 do_cmdline_cmd(IObuff); 3287 } 3288 break; 3289 } 3290 } 3291 #endif 3292 3293 /* 3294 * "Q" command. 3295 */ 3296 static void 3297 nv_exmode(cmdarg_T *cap) 3298 { 3299 /* 3300 * Ignore 'Q' in Visual mode, just give a beep. 3301 */ 3302 if (VIsual_active) 3303 vim_beep(BO_EX); 3304 else if (!checkclearop(cap->oap)) 3305 do_exmode(FALSE); 3306 } 3307 3308 /* 3309 * Handle a ":" command. 3310 */ 3311 static void 3312 nv_colon(cmdarg_T *cap) 3313 { 3314 int old_p_im; 3315 int cmd_result; 3316 3317 if (VIsual_active) 3318 nv_operator(cap); 3319 else 3320 { 3321 if (cap->oap->op_type != OP_NOP) 3322 { 3323 // Using ":" as a movement is characterwise exclusive. 3324 cap->oap->motion_type = MCHAR; 3325 cap->oap->inclusive = FALSE; 3326 } 3327 else if (cap->count0) 3328 { 3329 // translate "count:" into ":.,.+(count - 1)" 3330 stuffcharReadbuff('.'); 3331 if (cap->count0 > 1) 3332 { 3333 stuffReadbuff((char_u *)",.+"); 3334 stuffnumReadbuff((long)cap->count0 - 1L); 3335 } 3336 } 3337 3338 // When typing, don't type below an old message 3339 if (KeyTyped) 3340 compute_cmdrow(); 3341 3342 old_p_im = p_im; 3343 3344 // get a command line and execute it 3345 cmd_result = do_cmdline(NULL, getexline, NULL, 3346 cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0); 3347 3348 // If 'insertmode' changed, enter or exit Insert mode 3349 if (p_im != old_p_im) 3350 { 3351 if (p_im) 3352 restart_edit = 'i'; 3353 else 3354 restart_edit = 0; 3355 } 3356 3357 if (cmd_result == FAIL) 3358 // The Ex command failed, do not execute the operator. 3359 clearop(cap->oap); 3360 else if (cap->oap->op_type != OP_NOP 3361 && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count 3362 || cap->oap->start.col > 3363 (colnr_T)STRLEN(ml_get(cap->oap->start.lnum)) 3364 || did_emsg 3365 )) 3366 // The start of the operator has become invalid by the Ex command. 3367 clearopbeep(cap->oap); 3368 } 3369 } 3370 3371 /* 3372 * Handle CTRL-G command. 3373 */ 3374 static void 3375 nv_ctrlg(cmdarg_T *cap) 3376 { 3377 if (VIsual_active) // toggle Selection/Visual mode 3378 { 3379 VIsual_select = !VIsual_select; 3380 showmode(); 3381 } 3382 else if (!checkclearop(cap->oap)) 3383 // print full name if count given or :cd used 3384 fileinfo((int)cap->count0, FALSE, TRUE); 3385 } 3386 3387 /* 3388 * Handle CTRL-H <Backspace> command. 3389 */ 3390 static void 3391 nv_ctrlh(cmdarg_T *cap) 3392 { 3393 if (VIsual_active && VIsual_select) 3394 { 3395 cap->cmdchar = 'x'; // BS key behaves like 'x' in Select mode 3396 v_visop(cap); 3397 } 3398 else 3399 nv_left(cap); 3400 } 3401 3402 /* 3403 * CTRL-L: clear screen and redraw. 3404 */ 3405 static void 3406 nv_clear(cmdarg_T *cap) 3407 { 3408 if (!checkclearop(cap->oap)) 3409 { 3410 #ifdef FEAT_SYN_HL 3411 // Clear all syntax states to force resyncing. 3412 syn_stack_free_all(curwin->w_s); 3413 # ifdef FEAT_RELTIME 3414 { 3415 win_T *wp; 3416 3417 FOR_ALL_WINDOWS(wp) 3418 wp->w_s->b_syn_slow = FALSE; 3419 } 3420 # endif 3421 #endif 3422 redraw_later(CLEAR); 3423 #if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL)) 3424 # ifdef VIMDLL 3425 if (!gui.in_use) 3426 # endif 3427 resize_console_buf(); 3428 #endif 3429 } 3430 } 3431 3432 /* 3433 * CTRL-O: In Select mode: switch to Visual mode for one command. 3434 * Otherwise: Go to older pcmark. 3435 */ 3436 static void 3437 nv_ctrlo(cmdarg_T *cap) 3438 { 3439 if (VIsual_active && VIsual_select) 3440 { 3441 VIsual_select = FALSE; 3442 showmode(); 3443 restart_VIsual_select = 2; // restart Select mode later 3444 } 3445 else 3446 { 3447 cap->count1 = -cap->count1; 3448 nv_pcmark(cap); 3449 } 3450 } 3451 3452 /* 3453 * CTRL-^ command, short for ":e #". Works even when the alternate buffer is 3454 * not named. 3455 */ 3456 static void 3457 nv_hat(cmdarg_T *cap) 3458 { 3459 if (!checkclearopq(cap->oap)) 3460 (void)buflist_getfile((int)cap->count0, (linenr_T)0, 3461 GETF_SETMARK|GETF_ALT, FALSE); 3462 } 3463 3464 /* 3465 * "Z" commands. 3466 */ 3467 static void 3468 nv_Zet(cmdarg_T *cap) 3469 { 3470 if (!checkclearopq(cap->oap)) 3471 { 3472 switch (cap->nchar) 3473 { 3474 // "ZZ": equivalent to ":x". 3475 case 'Z': do_cmdline_cmd((char_u *)"x"); 3476 break; 3477 3478 // "ZQ": equivalent to ":q!" (Elvis compatible). 3479 case 'Q': do_cmdline_cmd((char_u *)"q!"); 3480 break; 3481 3482 default: clearopbeep(cap->oap); 3483 } 3484 } 3485 } 3486 3487 /* 3488 * Call nv_ident() as if "c1" was used, with "c2" as next character. 3489 */ 3490 void 3491 do_nv_ident(int c1, int c2) 3492 { 3493 oparg_T oa; 3494 cmdarg_T ca; 3495 3496 clear_oparg(&oa); 3497 CLEAR_FIELD(ca); 3498 ca.oap = &oa; 3499 ca.cmdchar = c1; 3500 ca.nchar = c2; 3501 nv_ident(&ca); 3502 } 3503 3504 /* 3505 * Handle the commands that use the word under the cursor. 3506 * [g] CTRL-] :ta to current identifier 3507 * [g] 'K' run program for current identifier 3508 * [g] '*' / to current identifier or string 3509 * [g] '#' ? to current identifier or string 3510 * g ']' :tselect for current identifier 3511 */ 3512 static void 3513 nv_ident(cmdarg_T *cap) 3514 { 3515 char_u *ptr = NULL; 3516 char_u *buf; 3517 unsigned buflen; 3518 char_u *newbuf; 3519 char_u *p; 3520 char_u *kp; // value of 'keywordprg' 3521 int kp_help; // 'keywordprg' is ":he" 3522 int kp_ex; // 'keywordprg' starts with ":" 3523 int n = 0; // init for GCC 3524 int cmdchar; 3525 int g_cmd; // "g" command 3526 int tag_cmd = FALSE; 3527 char_u *aux_ptr; 3528 int isman; 3529 int isman_s; 3530 3531 if (cap->cmdchar == 'g') // "g*", "g#", "g]" and "gCTRL-]" 3532 { 3533 cmdchar = cap->nchar; 3534 g_cmd = TRUE; 3535 } 3536 else 3537 { 3538 cmdchar = cap->cmdchar; 3539 g_cmd = FALSE; 3540 } 3541 3542 if (cmdchar == POUND) // the pound sign, '#' for English keyboards 3543 cmdchar = '#'; 3544 3545 /* 3546 * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode. 3547 */ 3548 if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K') 3549 { 3550 if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL) 3551 return; 3552 if (checkclearopq(cap->oap)) 3553 return; 3554 } 3555 3556 if (ptr == NULL && (n = find_ident_under_cursor(&ptr, 3557 (cmdchar == '*' || cmdchar == '#') 3558 ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0) 3559 { 3560 clearop(cap->oap); 3561 return; 3562 } 3563 3564 // Allocate buffer to put the command in. Inserting backslashes can 3565 // double the length of the word. p_kp / curbuf->b_p_kp could be added 3566 // and some numbers. 3567 kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp); 3568 kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0 3569 || STRCMP(kp, ":help") == 0); 3570 if (kp_help && *skipwhite(ptr) == NUL) 3571 { 3572 emsg(_(e_noident)); // found white space only 3573 return; 3574 } 3575 kp_ex = (*kp == ':'); 3576 buflen = (unsigned)(n * 2 + 30 + STRLEN(kp)); 3577 buf = alloc(buflen); 3578 if (buf == NULL) 3579 return; 3580 buf[0] = NUL; 3581 3582 switch (cmdchar) 3583 { 3584 case '*': 3585 case '#': 3586 /* 3587 * Put cursor at start of word, makes search skip the word 3588 * under the cursor. 3589 * Call setpcmark() first, so "*``" puts the cursor back where 3590 * it was. 3591 */ 3592 setpcmark(); 3593 curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline()); 3594 3595 if (!g_cmd && vim_iswordp(ptr)) 3596 STRCPY(buf, "\\<"); 3597 no_smartcase = TRUE; // don't use 'smartcase' now 3598 break; 3599 3600 case 'K': 3601 if (kp_help) 3602 STRCPY(buf, "he! "); 3603 else if (kp_ex) 3604 { 3605 if (cap->count0 != 0) 3606 vim_snprintf((char *)buf, buflen, "%s %ld", 3607 kp, cap->count0); 3608 else 3609 STRCPY(buf, kp); 3610 STRCAT(buf, " "); 3611 } 3612 else 3613 { 3614 // An external command will probably use an argument starting 3615 // with "-" as an option. To avoid trouble we skip the "-". 3616 while (*ptr == '-' && n > 0) 3617 { 3618 ++ptr; 3619 --n; 3620 } 3621 if (n == 0) 3622 { 3623 emsg(_(e_noident)); // found dashes only 3624 vim_free(buf); 3625 return; 3626 } 3627 3628 // When a count is given, turn it into a range. Is this 3629 // really what we want? 3630 isman = (STRCMP(kp, "man") == 0); 3631 isman_s = (STRCMP(kp, "man -s") == 0); 3632 if (cap->count0 != 0 && !(isman || isman_s)) 3633 sprintf((char *)buf, ".,.+%ld", cap->count0 - 1); 3634 3635 STRCAT(buf, "! "); 3636 if (cap->count0 == 0 && isman_s) 3637 STRCAT(buf, "man"); 3638 else 3639 STRCAT(buf, kp); 3640 STRCAT(buf, " "); 3641 if (cap->count0 != 0 && (isman || isman_s)) 3642 { 3643 sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0); 3644 STRCAT(buf, " "); 3645 } 3646 } 3647 break; 3648 3649 case ']': 3650 tag_cmd = TRUE; 3651 #ifdef FEAT_CSCOPE 3652 if (p_cst) 3653 STRCPY(buf, "cstag "); 3654 else 3655 #endif 3656 STRCPY(buf, "ts "); 3657 break; 3658 3659 default: 3660 tag_cmd = TRUE; 3661 if (curbuf->b_help) 3662 STRCPY(buf, "he! "); 3663 else 3664 { 3665 if (g_cmd) 3666 STRCPY(buf, "tj "); 3667 else if (cap->count0 == 0) 3668 STRCPY(buf, "ta "); 3669 else 3670 sprintf((char *)buf, ":%ldta ", cap->count0); 3671 } 3672 } 3673 3674 /* 3675 * Now grab the chars in the identifier 3676 */ 3677 if (cmdchar == 'K' && !kp_help) 3678 { 3679 ptr = vim_strnsave(ptr, n); 3680 if (kp_ex) 3681 // Escape the argument properly for an Ex command 3682 p = vim_strsave_fnameescape(ptr, FALSE); 3683 else 3684 // Escape the argument properly for a shell command 3685 p = vim_strsave_shellescape(ptr, TRUE, TRUE); 3686 vim_free(ptr); 3687 if (p == NULL) 3688 { 3689 vim_free(buf); 3690 return; 3691 } 3692 newbuf = vim_realloc(buf, STRLEN(buf) + STRLEN(p) + 1); 3693 if (newbuf == NULL) 3694 { 3695 vim_free(buf); 3696 vim_free(p); 3697 return; 3698 } 3699 buf = newbuf; 3700 STRCAT(buf, p); 3701 vim_free(p); 3702 } 3703 else 3704 { 3705 if (cmdchar == '*') 3706 aux_ptr = (char_u *)(p_magic ? "/.*~[^$\\" : "/^$\\"); 3707 else if (cmdchar == '#') 3708 aux_ptr = (char_u *)(p_magic ? "/?.*~[^$\\" : "/?^$\\"); 3709 else if (tag_cmd) 3710 { 3711 if (curbuf->b_help) 3712 // ":help" handles unescaped argument 3713 aux_ptr = (char_u *)""; 3714 else 3715 aux_ptr = (char_u *)"\\|\"\n["; 3716 } 3717 else 3718 aux_ptr = (char_u *)"\\|\"\n*?["; 3719 3720 p = buf + STRLEN(buf); 3721 while (n-- > 0) 3722 { 3723 // put a backslash before \ and some others 3724 if (vim_strchr(aux_ptr, *ptr) != NULL) 3725 *p++ = '\\'; 3726 // When current byte is a part of multibyte character, copy all 3727 // bytes of that character. 3728 if (has_mbyte) 3729 { 3730 int i; 3731 int len = (*mb_ptr2len)(ptr) - 1; 3732 3733 for (i = 0; i < len && n >= 1; ++i, --n) 3734 *p++ = *ptr++; 3735 } 3736 *p++ = *ptr++; 3737 } 3738 *p = NUL; 3739 } 3740 3741 /* 3742 * Execute the command. 3743 */ 3744 if (cmdchar == '*' || cmdchar == '#') 3745 { 3746 if (!g_cmd && (has_mbyte 3747 ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) 3748 : vim_iswordc(ptr[-1]))) 3749 STRCAT(buf, "\\>"); 3750 3751 // put pattern in search history 3752 init_history(); 3753 add_to_history(HIST_SEARCH, buf, TRUE, NUL); 3754 3755 (void)normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0, NULL); 3756 } 3757 else 3758 { 3759 g_tag_at_cursor = TRUE; 3760 do_cmdline_cmd(buf); 3761 g_tag_at_cursor = FALSE; 3762 } 3763 3764 vim_free(buf); 3765 } 3766 3767 /* 3768 * Get visually selected text, within one line only. 3769 * Returns FAIL if more than one line selected. 3770 */ 3771 int 3772 get_visual_text( 3773 cmdarg_T *cap, 3774 char_u **pp, // return: start of selected text 3775 int *lenp) // return: length of selected text 3776 { 3777 if (VIsual_mode != 'V') 3778 unadjust_for_sel(); 3779 if (VIsual.lnum != curwin->w_cursor.lnum) 3780 { 3781 if (cap != NULL) 3782 clearopbeep(cap->oap); 3783 return FAIL; 3784 } 3785 if (VIsual_mode == 'V') 3786 { 3787 *pp = ml_get_curline(); 3788 *lenp = (int)STRLEN(*pp); 3789 } 3790 else 3791 { 3792 if (LT_POS(curwin->w_cursor, VIsual)) 3793 { 3794 *pp = ml_get_pos(&curwin->w_cursor); 3795 *lenp = VIsual.col - curwin->w_cursor.col + 1; 3796 } 3797 else 3798 { 3799 *pp = ml_get_pos(&VIsual); 3800 *lenp = curwin->w_cursor.col - VIsual.col + 1; 3801 } 3802 if (has_mbyte) 3803 // Correct the length to include the whole last character. 3804 *lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1; 3805 } 3806 reset_VIsual_and_resel(); 3807 return OK; 3808 } 3809 3810 /* 3811 * CTRL-T: backwards in tag stack 3812 */ 3813 static void 3814 nv_tagpop(cmdarg_T *cap) 3815 { 3816 if (!checkclearopq(cap->oap)) 3817 do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE); 3818 } 3819 3820 /* 3821 * Handle scrolling command 'H', 'L' and 'M'. 3822 */ 3823 static void 3824 nv_scroll(cmdarg_T *cap) 3825 { 3826 int used = 0; 3827 long n; 3828 #ifdef FEAT_FOLDING 3829 linenr_T lnum; 3830 #endif 3831 int half; 3832 3833 cap->oap->motion_type = MLINE; 3834 setpcmark(); 3835 3836 if (cap->cmdchar == 'L') 3837 { 3838 validate_botline(); // make sure curwin->w_botline is valid 3839 curwin->w_cursor.lnum = curwin->w_botline - 1; 3840 if (cap->count1 - 1 >= curwin->w_cursor.lnum) 3841 curwin->w_cursor.lnum = 1; 3842 else 3843 { 3844 #ifdef FEAT_FOLDING 3845 if (hasAnyFolding(curwin)) 3846 { 3847 // Count a fold for one screen line. 3848 for (n = cap->count1 - 1; n > 0 3849 && curwin->w_cursor.lnum > curwin->w_topline; --n) 3850 { 3851 (void)hasFolding(curwin->w_cursor.lnum, 3852 &curwin->w_cursor.lnum, NULL); 3853 --curwin->w_cursor.lnum; 3854 } 3855 } 3856 else 3857 #endif 3858 curwin->w_cursor.lnum -= cap->count1 - 1; 3859 } 3860 } 3861 else 3862 { 3863 if (cap->cmdchar == 'M') 3864 { 3865 #ifdef FEAT_DIFF 3866 // Don't count filler lines above the window. 3867 used -= diff_check_fill(curwin, curwin->w_topline) 3868 - curwin->w_topfill; 3869 #endif 3870 validate_botline(); // make sure w_empty_rows is valid 3871 half = (curwin->w_height - curwin->w_empty_rows + 1) / 2; 3872 for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n) 3873 { 3874 #ifdef FEAT_DIFF 3875 // Count half he number of filler lines to be "below this 3876 // line" and half to be "above the next line". 3877 if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline 3878 + n) / 2 >= half) 3879 { 3880 --n; 3881 break; 3882 } 3883 #endif 3884 used += plines(curwin->w_topline + n); 3885 if (used >= half) 3886 break; 3887 #ifdef FEAT_FOLDING 3888 if (hasFolding(curwin->w_topline + n, NULL, &lnum)) 3889 n = lnum - curwin->w_topline; 3890 #endif 3891 } 3892 if (n > 0 && used > curwin->w_height) 3893 --n; 3894 } 3895 else // (cap->cmdchar == 'H') 3896 { 3897 n = cap->count1 - 1; 3898 #ifdef FEAT_FOLDING 3899 if (hasAnyFolding(curwin)) 3900 { 3901 // Count a fold for one screen line. 3902 lnum = curwin->w_topline; 3903 while (n-- > 0 && lnum < curwin->w_botline - 1) 3904 { 3905 (void)hasFolding(lnum, NULL, &lnum); 3906 ++lnum; 3907 } 3908 n = lnum - curwin->w_topline; 3909 } 3910 #endif 3911 } 3912 curwin->w_cursor.lnum = curwin->w_topline + n; 3913 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 3914 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 3915 } 3916 3917 // Correct for 'so', except when an operator is pending. 3918 if (cap->oap->op_type == OP_NOP) 3919 cursor_correct(); 3920 beginline(BL_SOL | BL_FIX); 3921 } 3922 3923 /* 3924 * Cursor right commands. 3925 */ 3926 static void 3927 nv_right(cmdarg_T *cap) 3928 { 3929 long n; 3930 int past_line; 3931 3932 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 3933 { 3934 // <C-Right> and <S-Right> move a word or WORD right 3935 if (mod_mask & MOD_MASK_CTRL) 3936 cap->arg = TRUE; 3937 nv_wordcmd(cap); 3938 return; 3939 } 3940 3941 cap->oap->motion_type = MCHAR; 3942 cap->oap->inclusive = FALSE; 3943 past_line = (VIsual_active && *p_sel != 'o'); 3944 3945 /* 3946 * In virtual edit mode, there's no such thing as "past_line", as lines 3947 * are (theoretically) infinitely long. 3948 */ 3949 if (virtual_active()) 3950 past_line = 0; 3951 3952 for (n = cap->count1; n > 0; --n) 3953 { 3954 if ((!past_line && oneright() == FAIL) 3955 || (past_line && *ml_get_cursor() == NUL) 3956 ) 3957 { 3958 /* 3959 * <Space> wraps to next line if 'whichwrap' has 's'. 3960 * 'l' wraps to next line if 'whichwrap' has 'l'. 3961 * CURS_RIGHT wraps to next line if 'whichwrap' has '>'. 3962 */ 3963 if ( ((cap->cmdchar == ' ' 3964 && vim_strchr(p_ww, 's') != NULL) 3965 || (cap->cmdchar == 'l' 3966 && vim_strchr(p_ww, 'l') != NULL) 3967 || (cap->cmdchar == K_RIGHT 3968 && vim_strchr(p_ww, '>') != NULL)) 3969 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 3970 { 3971 // When deleting we also count the NL as a character. 3972 // Set cap->oap->inclusive when last char in the line is 3973 // included, move to next line after that 3974 if ( cap->oap->op_type != OP_NOP 3975 && !cap->oap->inclusive 3976 && !LINEEMPTY(curwin->w_cursor.lnum)) 3977 cap->oap->inclusive = TRUE; 3978 else 3979 { 3980 ++curwin->w_cursor.lnum; 3981 curwin->w_cursor.col = 0; 3982 curwin->w_cursor.coladd = 0; 3983 curwin->w_set_curswant = TRUE; 3984 cap->oap->inclusive = FALSE; 3985 } 3986 continue; 3987 } 3988 if (cap->oap->op_type == OP_NOP) 3989 { 3990 // Only beep and flush if not moved at all 3991 if (n == cap->count1) 3992 beep_flush(); 3993 } 3994 else 3995 { 3996 if (!LINEEMPTY(curwin->w_cursor.lnum)) 3997 cap->oap->inclusive = TRUE; 3998 } 3999 break; 4000 } 4001 else if (past_line) 4002 { 4003 curwin->w_set_curswant = TRUE; 4004 if (virtual_active()) 4005 oneright(); 4006 else 4007 { 4008 if (has_mbyte) 4009 curwin->w_cursor.col += (*mb_ptr2len)(ml_get_cursor()); 4010 else 4011 ++curwin->w_cursor.col; 4012 } 4013 } 4014 } 4015 #ifdef FEAT_FOLDING 4016 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4017 && cap->oap->op_type == OP_NOP) 4018 foldOpenCursor(); 4019 #endif 4020 } 4021 4022 /* 4023 * Cursor left commands. 4024 * 4025 * Returns TRUE when operator end should not be adjusted. 4026 */ 4027 static void 4028 nv_left(cmdarg_T *cap) 4029 { 4030 long n; 4031 4032 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 4033 { 4034 // <C-Left> and <S-Left> move a word or WORD left 4035 if (mod_mask & MOD_MASK_CTRL) 4036 cap->arg = 1; 4037 nv_bck_word(cap); 4038 return; 4039 } 4040 4041 cap->oap->motion_type = MCHAR; 4042 cap->oap->inclusive = FALSE; 4043 for (n = cap->count1; n > 0; --n) 4044 { 4045 if (oneleft() == FAIL) 4046 { 4047 // <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'. 4048 // 'h' wraps to previous line if 'whichwrap' has 'h'. 4049 // CURS_LEFT wraps to previous line if 'whichwrap' has '<'. 4050 if ( (((cap->cmdchar == K_BS 4051 || cap->cmdchar == Ctrl_H) 4052 && vim_strchr(p_ww, 'b') != NULL) 4053 || (cap->cmdchar == 'h' 4054 && vim_strchr(p_ww, 'h') != NULL) 4055 || (cap->cmdchar == K_LEFT 4056 && vim_strchr(p_ww, '<') != NULL)) 4057 && curwin->w_cursor.lnum > 1) 4058 { 4059 --(curwin->w_cursor.lnum); 4060 coladvance((colnr_T)MAXCOL); 4061 curwin->w_set_curswant = TRUE; 4062 4063 // When the NL before the first char has to be deleted we 4064 // put the cursor on the NUL after the previous line. 4065 // This is a very special case, be careful! 4066 // Don't adjust op_end now, otherwise it won't work. 4067 if ( (cap->oap->op_type == OP_DELETE 4068 || cap->oap->op_type == OP_CHANGE) 4069 && !LINEEMPTY(curwin->w_cursor.lnum)) 4070 { 4071 char_u *cp = ml_get_cursor(); 4072 4073 if (*cp != NUL) 4074 { 4075 if (has_mbyte) 4076 curwin->w_cursor.col += (*mb_ptr2len)(cp); 4077 else 4078 ++curwin->w_cursor.col; 4079 } 4080 cap->retval |= CA_NO_ADJ_OP_END; 4081 } 4082 continue; 4083 } 4084 // Only beep and flush if not moved at all 4085 else if (cap->oap->op_type == OP_NOP && n == cap->count1) 4086 beep_flush(); 4087 break; 4088 } 4089 } 4090 #ifdef FEAT_FOLDING 4091 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4092 && cap->oap->op_type == OP_NOP) 4093 foldOpenCursor(); 4094 #endif 4095 } 4096 4097 /* 4098 * Cursor up commands. 4099 * cap->arg is TRUE for "-": Move cursor to first non-blank. 4100 */ 4101 static void 4102 nv_up(cmdarg_T *cap) 4103 { 4104 if (mod_mask & MOD_MASK_SHIFT) 4105 { 4106 // <S-Up> is page up 4107 cap->arg = BACKWARD; 4108 nv_page(cap); 4109 } 4110 else 4111 { 4112 cap->oap->motion_type = MLINE; 4113 if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4114 clearopbeep(cap->oap); 4115 else if (cap->arg) 4116 beginline(BL_WHITE | BL_FIX); 4117 } 4118 } 4119 4120 /* 4121 * Cursor down commands. 4122 * cap->arg is TRUE for CR and "+": Move cursor to first non-blank. 4123 */ 4124 static void 4125 nv_down(cmdarg_T *cap) 4126 { 4127 if (mod_mask & MOD_MASK_SHIFT) 4128 { 4129 // <S-Down> is page down 4130 cap->arg = FORWARD; 4131 nv_page(cap); 4132 } 4133 #if defined(FEAT_QUICKFIX) 4134 // Quickfix window only: view the result under the cursor. 4135 else if (bt_quickfix(curbuf) && cap->cmdchar == CAR) 4136 qf_view_result(FALSE); 4137 #endif 4138 else 4139 { 4140 #ifdef FEAT_CMDWIN 4141 // In the cmdline window a <CR> executes the command. 4142 if (cmdwin_type != 0 && cap->cmdchar == CAR) 4143 cmdwin_result = CAR; 4144 else 4145 #endif 4146 #ifdef FEAT_JOB_CHANNEL 4147 // In a prompt buffer a <CR> in the last line invokes the callback. 4148 if (bt_prompt(curbuf) && cap->cmdchar == CAR 4149 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 4150 { 4151 invoke_prompt_callback(); 4152 if (restart_edit == 0) 4153 restart_edit = 'a'; 4154 } 4155 else 4156 #endif 4157 { 4158 cap->oap->motion_type = MLINE; 4159 if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4160 clearopbeep(cap->oap); 4161 else if (cap->arg) 4162 beginline(BL_WHITE | BL_FIX); 4163 } 4164 } 4165 } 4166 4167 #ifdef FEAT_SEARCHPATH 4168 /* 4169 * Grab the file name under the cursor and edit it. 4170 */ 4171 static void 4172 nv_gotofile(cmdarg_T *cap) 4173 { 4174 char_u *ptr; 4175 linenr_T lnum = -1; 4176 4177 if (text_locked()) 4178 { 4179 clearopbeep(cap->oap); 4180 text_locked_msg(); 4181 return; 4182 } 4183 if (curbuf_locked()) 4184 { 4185 clearop(cap->oap); 4186 return; 4187 } 4188 #ifdef FEAT_PROP_POPUP 4189 if (ERROR_IF_TERM_POPUP_WINDOW) 4190 return; 4191 #endif 4192 4193 ptr = grab_file_name(cap->count1, &lnum); 4194 4195 if (ptr != NULL) 4196 { 4197 // do autowrite if necessary 4198 if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !buf_hide(curbuf)) 4199 (void)autowrite(curbuf, FALSE); 4200 setpcmark(); 4201 if (do_ecmd(0, ptr, NULL, NULL, ECMD_LAST, 4202 buf_hide(curbuf) ? ECMD_HIDE : 0, curwin) == OK 4203 && cap->nchar == 'F' && lnum >= 0) 4204 { 4205 curwin->w_cursor.lnum = lnum; 4206 check_cursor_lnum(); 4207 beginline(BL_SOL | BL_FIX); 4208 } 4209 vim_free(ptr); 4210 } 4211 else 4212 clearop(cap->oap); 4213 } 4214 #endif 4215 4216 /* 4217 * <End> command: to end of current line or last line. 4218 */ 4219 static void 4220 nv_end(cmdarg_T *cap) 4221 { 4222 if (cap->arg || (mod_mask & MOD_MASK_CTRL)) // CTRL-END = goto last line 4223 { 4224 cap->arg = TRUE; 4225 nv_goto(cap); 4226 cap->count1 = 1; // to end of current line 4227 } 4228 nv_dollar(cap); 4229 } 4230 4231 /* 4232 * Handle the "$" command. 4233 */ 4234 static void 4235 nv_dollar(cmdarg_T *cap) 4236 { 4237 cap->oap->motion_type = MCHAR; 4238 cap->oap->inclusive = TRUE; 4239 // In virtual mode when off the edge of a line and an operator 4240 // is pending (whew!) keep the cursor where it is. 4241 // Otherwise, send it to the end of the line. 4242 if (!virtual_active() || gchar_cursor() != NUL 4243 || cap->oap->op_type == OP_NOP) 4244 curwin->w_curswant = MAXCOL; // so we stay at the end 4245 if (cursor_down((long)(cap->count1 - 1), 4246 cap->oap->op_type == OP_NOP) == FAIL) 4247 clearopbeep(cap->oap); 4248 #ifdef FEAT_FOLDING 4249 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4250 foldOpenCursor(); 4251 #endif 4252 } 4253 4254 /* 4255 * Implementation of '?' and '/' commands. 4256 * If cap->arg is TRUE don't set PC mark. 4257 */ 4258 static void 4259 nv_search(cmdarg_T *cap) 4260 { 4261 oparg_T *oap = cap->oap; 4262 pos_T save_cursor = curwin->w_cursor; 4263 4264 if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13) 4265 { 4266 // Translate "g??" to "g?g?" 4267 cap->cmdchar = 'g'; 4268 cap->nchar = '?'; 4269 nv_operator(cap); 4270 return; 4271 } 4272 4273 // When using 'incsearch' the cursor may be moved to set a different search 4274 // start position. 4275 cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0, TRUE); 4276 4277 if (cap->searchbuf == NULL) 4278 { 4279 clearop(oap); 4280 return; 4281 } 4282 4283 (void)normal_search(cap, cap->cmdchar, cap->searchbuf, 4284 (cap->arg || !EQUAL_POS(save_cursor, curwin->w_cursor)) 4285 ? 0 : SEARCH_MARK, NULL); 4286 } 4287 4288 /* 4289 * Handle "N" and "n" commands. 4290 * cap->arg is SEARCH_REV for "N", 0 for "n". 4291 */ 4292 static void 4293 nv_next(cmdarg_T *cap) 4294 { 4295 pos_T old = curwin->w_cursor; 4296 int wrapped = FALSE; 4297 int i = normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, &wrapped); 4298 4299 if (i == 1 && !wrapped && EQUAL_POS(old, curwin->w_cursor)) 4300 { 4301 // Avoid getting stuck on the current cursor position, which can 4302 // happen when an offset is given and the cursor is on the last char 4303 // in the buffer: Repeat with count + 1. 4304 cap->count1 += 1; 4305 (void)normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, NULL); 4306 cap->count1 -= 1; 4307 } 4308 } 4309 4310 /* 4311 * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat). 4312 * Uses only cap->count1 and cap->oap from "cap". 4313 * Return 0 for failure, 1 for found, 2 for found and line offset added. 4314 */ 4315 static int 4316 normal_search( 4317 cmdarg_T *cap, 4318 int dir, 4319 char_u *pat, 4320 int opt, // extra flags for do_search() 4321 int *wrapped) 4322 { 4323 int i; 4324 searchit_arg_T sia; 4325 4326 cap->oap->motion_type = MCHAR; 4327 cap->oap->inclusive = FALSE; 4328 cap->oap->use_reg_one = TRUE; 4329 curwin->w_set_curswant = TRUE; 4330 4331 CLEAR_FIELD(sia); 4332 i = do_search(cap->oap, dir, dir, pat, cap->count1, 4333 opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG, &sia); 4334 if (wrapped != NULL) 4335 *wrapped = sia.sa_wrapped; 4336 if (i == 0) 4337 clearop(cap->oap); 4338 else 4339 { 4340 if (i == 2) 4341 cap->oap->motion_type = MLINE; 4342 curwin->w_cursor.coladd = 0; 4343 #ifdef FEAT_FOLDING 4344 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4345 foldOpenCursor(); 4346 #endif 4347 } 4348 4349 // "/$" will put the cursor after the end of the line, may need to 4350 // correct that here 4351 check_cursor(); 4352 return i; 4353 } 4354 4355 /* 4356 * Character search commands. 4357 * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for 4358 * ',' and FALSE for ';'. 4359 * cap->nchar is NUL for ',' and ';' (repeat the search) 4360 */ 4361 static void 4362 nv_csearch(cmdarg_T *cap) 4363 { 4364 int t_cmd; 4365 4366 if (cap->cmdchar == 't' || cap->cmdchar == 'T') 4367 t_cmd = TRUE; 4368 else 4369 t_cmd = FALSE; 4370 4371 cap->oap->motion_type = MCHAR; 4372 if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL) 4373 clearopbeep(cap->oap); 4374 else 4375 { 4376 curwin->w_set_curswant = TRUE; 4377 // Include a Tab for "tx" and for "dfx". 4378 if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD 4379 && (t_cmd || cap->oap->op_type != OP_NOP)) 4380 { 4381 colnr_T scol, ecol; 4382 4383 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol); 4384 curwin->w_cursor.coladd = ecol - scol; 4385 } 4386 else 4387 curwin->w_cursor.coladd = 0; 4388 adjust_for_sel(cap); 4389 #ifdef FEAT_FOLDING 4390 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4391 foldOpenCursor(); 4392 #endif 4393 } 4394 } 4395 4396 /* 4397 * "[" and "]" commands. 4398 * cap->arg is BACKWARD for "[" and FORWARD for "]". 4399 */ 4400 static void 4401 nv_brackets(cmdarg_T *cap) 4402 { 4403 pos_T new_pos = {0, 0, 0}; 4404 pos_T prev_pos; 4405 pos_T *pos = NULL; // init for GCC 4406 pos_T old_pos; // cursor position before command 4407 int flag; 4408 long n; 4409 int findc; 4410 int c; 4411 4412 cap->oap->motion_type = MCHAR; 4413 cap->oap->inclusive = FALSE; 4414 old_pos = curwin->w_cursor; 4415 curwin->w_cursor.coladd = 0; // TODO: don't do this for an error. 4416 4417 #ifdef FEAT_SEARCHPATH 4418 /* 4419 * "[f" or "]f" : Edit file under the cursor (same as "gf") 4420 */ 4421 if (cap->nchar == 'f') 4422 nv_gotofile(cap); 4423 else 4424 #endif 4425 4426 #ifdef FEAT_FIND_ID 4427 /* 4428 * Find the occurrence(s) of the identifier or define under cursor 4429 * in current and included files or jump to the first occurrence. 4430 * 4431 * search list jump 4432 * fwd bwd fwd bwd fwd bwd 4433 * identifier "]i" "[i" "]I" "[I" "]^I" "[^I" 4434 * define "]d" "[d" "]D" "[D" "]^D" "[^D" 4435 */ 4436 if (vim_strchr((char_u *) 4437 # ifdef EBCDIC 4438 "iI\005dD\067", 4439 # else 4440 "iI\011dD\004", 4441 # endif 4442 cap->nchar) != NULL) 4443 { 4444 char_u *ptr; 4445 int len; 4446 4447 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) 4448 clearop(cap->oap); 4449 else 4450 { 4451 find_pattern_in_path(ptr, 0, len, TRUE, 4452 cap->count0 == 0 ? !isupper(cap->nchar) : FALSE, 4453 ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY, 4454 cap->count1, 4455 isupper(cap->nchar) ? ACTION_SHOW_ALL : 4456 islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO, 4457 cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1, 4458 (linenr_T)MAXLNUM); 4459 curwin->w_set_curswant = TRUE; 4460 } 4461 } 4462 else 4463 #endif 4464 4465 /* 4466 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')' 4467 * "[#", "]#": go to start/end of Nth innermost #if..#endif construct. 4468 * "[/", "[*", "]/", "]*": go to Nth comment start/end. 4469 * "[m" or "]m" search for prev/next start of (Java) method. 4470 * "[M" or "]M" search for prev/next end of (Java) method. 4471 */ 4472 if ( (cap->cmdchar == '[' 4473 && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL) 4474 || (cap->cmdchar == ']' 4475 && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL)) 4476 { 4477 if (cap->nchar == '*') 4478 cap->nchar = '/'; 4479 prev_pos.lnum = 0; 4480 if (cap->nchar == 'm' || cap->nchar == 'M') 4481 { 4482 if (cap->cmdchar == '[') 4483 findc = '{'; 4484 else 4485 findc = '}'; 4486 n = 9999; 4487 } 4488 else 4489 { 4490 findc = cap->nchar; 4491 n = cap->count1; 4492 } 4493 for ( ; n > 0; --n) 4494 { 4495 if ((pos = findmatchlimit(cap->oap, findc, 4496 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL) 4497 { 4498 if (new_pos.lnum == 0) // nothing found 4499 { 4500 if (cap->nchar != 'm' && cap->nchar != 'M') 4501 clearopbeep(cap->oap); 4502 } 4503 else 4504 pos = &new_pos; // use last one found 4505 break; 4506 } 4507 prev_pos = new_pos; 4508 curwin->w_cursor = *pos; 4509 new_pos = *pos; 4510 } 4511 curwin->w_cursor = old_pos; 4512 4513 /* 4514 * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only 4515 * brought us to the match for "[m" and "]M" when inside a method. 4516 * Try finding the '{' or '}' we want to be at. 4517 * Also repeat for the given count. 4518 */ 4519 if (cap->nchar == 'm' || cap->nchar == 'M') 4520 { 4521 // norm is TRUE for "]M" and "[m" 4522 int norm = ((findc == '{') == (cap->nchar == 'm')); 4523 4524 n = cap->count1; 4525 // found a match: we were inside a method 4526 if (prev_pos.lnum != 0) 4527 { 4528 pos = &prev_pos; 4529 curwin->w_cursor = prev_pos; 4530 if (norm) 4531 --n; 4532 } 4533 else 4534 pos = NULL; 4535 while (n > 0) 4536 { 4537 for (;;) 4538 { 4539 if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0) 4540 { 4541 // if not found anything, that's an error 4542 if (pos == NULL) 4543 clearopbeep(cap->oap); 4544 n = 0; 4545 break; 4546 } 4547 c = gchar_cursor(); 4548 if (c == '{' || c == '}') 4549 { 4550 // Must have found end/start of class: use it. 4551 // Or found the place to be at. 4552 if ((c == findc && norm) || (n == 1 && !norm)) 4553 { 4554 new_pos = curwin->w_cursor; 4555 pos = &new_pos; 4556 n = 0; 4557 } 4558 // if no match found at all, we started outside of the 4559 // class and we're inside now. Just go on. 4560 else if (new_pos.lnum == 0) 4561 { 4562 new_pos = curwin->w_cursor; 4563 pos = &new_pos; 4564 } 4565 // found start/end of other method: go to match 4566 else if ((pos = findmatchlimit(cap->oap, findc, 4567 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 4568 0)) == NULL) 4569 n = 0; 4570 else 4571 curwin->w_cursor = *pos; 4572 break; 4573 } 4574 } 4575 --n; 4576 } 4577 curwin->w_cursor = old_pos; 4578 if (pos == NULL && new_pos.lnum != 0) 4579 clearopbeep(cap->oap); 4580 } 4581 if (pos != NULL) 4582 { 4583 setpcmark(); 4584 curwin->w_cursor = *pos; 4585 curwin->w_set_curswant = TRUE; 4586 #ifdef FEAT_FOLDING 4587 if ((fdo_flags & FDO_BLOCK) && KeyTyped 4588 && cap->oap->op_type == OP_NOP) 4589 foldOpenCursor(); 4590 #endif 4591 } 4592 } 4593 4594 /* 4595 * "[[", "[]", "]]" and "][": move to start or end of function 4596 */ 4597 else if (cap->nchar == '[' || cap->nchar == ']') 4598 { 4599 if (cap->nchar == cap->cmdchar) // "]]" or "[[" 4600 flag = '{'; 4601 else 4602 flag = '}'; // "][" or "[]" 4603 4604 curwin->w_set_curswant = TRUE; 4605 /* 4606 * Imitate strange Vi behaviour: When using "]]" with an operator 4607 * we also stop at '}'. 4608 */ 4609 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, flag, 4610 (cap->oap->op_type != OP_NOP 4611 && cap->arg == FORWARD && flag == '{'))) 4612 clearopbeep(cap->oap); 4613 else 4614 { 4615 if (cap->oap->op_type == OP_NOP) 4616 beginline(BL_WHITE | BL_FIX); 4617 #ifdef FEAT_FOLDING 4618 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4619 foldOpenCursor(); 4620 #endif 4621 } 4622 } 4623 4624 /* 4625 * "[p", "[P", "]P" and "]p": put with indent adjustment 4626 */ 4627 else if (cap->nchar == 'p' || cap->nchar == 'P') 4628 { 4629 nv_put_opt(cap, TRUE); 4630 } 4631 4632 /* 4633 * "['", "[`", "]'" and "]`": jump to next mark 4634 */ 4635 else if (cap->nchar == '\'' || cap->nchar == '`') 4636 { 4637 pos = &curwin->w_cursor; 4638 for (n = cap->count1; n > 0; --n) 4639 { 4640 prev_pos = *pos; 4641 pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD, 4642 cap->nchar == '\''); 4643 if (pos == NULL) 4644 break; 4645 } 4646 if (pos == NULL) 4647 pos = &prev_pos; 4648 nv_cursormark(cap, cap->nchar == '\'', pos); 4649 } 4650 4651 /* 4652 * [ or ] followed by a middle mouse click: put selected text with 4653 * indent adjustment. Any other button just does as usual. 4654 */ 4655 else if (cap->nchar >= K_RIGHTRELEASE && cap->nchar <= K_LEFTMOUSE) 4656 { 4657 (void)do_mouse(cap->oap, cap->nchar, 4658 (cap->cmdchar == ']') ? FORWARD : BACKWARD, 4659 cap->count1, PUT_FIXINDENT); 4660 } 4661 4662 #ifdef FEAT_FOLDING 4663 /* 4664 * "[z" and "]z": move to start or end of open fold. 4665 */ 4666 else if (cap->nchar == 'z') 4667 { 4668 if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4669 cap->count1) == FAIL) 4670 clearopbeep(cap->oap); 4671 } 4672 #endif 4673 4674 #ifdef FEAT_DIFF 4675 /* 4676 * "[c" and "]c": move to next or previous diff-change. 4677 */ 4678 else if (cap->nchar == 'c') 4679 { 4680 if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD, 4681 cap->count1) == FAIL) 4682 clearopbeep(cap->oap); 4683 } 4684 #endif 4685 4686 #ifdef FEAT_SPELL 4687 /* 4688 * "[s", "[S", "]s" and "]S": move to next spell error. 4689 */ 4690 else if (cap->nchar == 's' || cap->nchar == 'S') 4691 { 4692 setpcmark(); 4693 for (n = 0; n < cap->count1; ++n) 4694 if (spell_move_to(curwin, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4695 cap->nchar == 's' ? TRUE : FALSE, FALSE, NULL) == 0) 4696 { 4697 clearopbeep(cap->oap); 4698 break; 4699 } 4700 else 4701 curwin->w_set_curswant = TRUE; 4702 # ifdef FEAT_FOLDING 4703 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4704 foldOpenCursor(); 4705 # endif 4706 } 4707 #endif 4708 4709 // Not a valid cap->nchar. 4710 else 4711 clearopbeep(cap->oap); 4712 } 4713 4714 /* 4715 * Handle Normal mode "%" command. 4716 */ 4717 static void 4718 nv_percent(cmdarg_T *cap) 4719 { 4720 pos_T *pos; 4721 #if defined(FEAT_FOLDING) 4722 linenr_T lnum = curwin->w_cursor.lnum; 4723 #endif 4724 4725 cap->oap->inclusive = TRUE; 4726 if (cap->count0) // {cnt}% : goto {cnt} percentage in file 4727 { 4728 if (cap->count0 > 100) 4729 clearopbeep(cap->oap); 4730 else 4731 { 4732 cap->oap->motion_type = MLINE; 4733 setpcmark(); 4734 // Round up, so CTRL-G will give same value. Watch out for a 4735 // large line count, the line number must not go negative! 4736 if (curbuf->b_ml.ml_line_count > 1000000) 4737 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L) 4738 / 100L * cap->count0; 4739 else 4740 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count * 4741 cap->count0 + 99L) / 100L; 4742 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4743 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 4744 beginline(BL_SOL | BL_FIX); 4745 } 4746 } 4747 else // "%" : go to matching paren 4748 { 4749 cap->oap->motion_type = MCHAR; 4750 cap->oap->use_reg_one = TRUE; 4751 if ((pos = findmatch(cap->oap, NUL)) == NULL) 4752 clearopbeep(cap->oap); 4753 else 4754 { 4755 setpcmark(); 4756 curwin->w_cursor = *pos; 4757 curwin->w_set_curswant = TRUE; 4758 curwin->w_cursor.coladd = 0; 4759 adjust_for_sel(cap); 4760 } 4761 } 4762 #ifdef FEAT_FOLDING 4763 if (cap->oap->op_type == OP_NOP 4764 && lnum != curwin->w_cursor.lnum 4765 && (fdo_flags & FDO_PERCENT) 4766 && KeyTyped) 4767 foldOpenCursor(); 4768 #endif 4769 } 4770 4771 /* 4772 * Handle "(" and ")" commands. 4773 * cap->arg is BACKWARD for "(" and FORWARD for ")". 4774 */ 4775 static void 4776 nv_brace(cmdarg_T *cap) 4777 { 4778 cap->oap->motion_type = MCHAR; 4779 cap->oap->use_reg_one = TRUE; 4780 // The motion used to be inclusive for "(", but that is not what Vi does. 4781 cap->oap->inclusive = FALSE; 4782 curwin->w_set_curswant = TRUE; 4783 4784 if (findsent(cap->arg, cap->count1) == FAIL) 4785 clearopbeep(cap->oap); 4786 else 4787 { 4788 // Don't leave the cursor on the NUL past end of line. 4789 adjust_cursor(cap->oap); 4790 curwin->w_cursor.coladd = 0; 4791 #ifdef FEAT_FOLDING 4792 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4793 foldOpenCursor(); 4794 #endif 4795 } 4796 } 4797 4798 /* 4799 * "m" command: Mark a position. 4800 */ 4801 static void 4802 nv_mark(cmdarg_T *cap) 4803 { 4804 if (!checkclearop(cap->oap)) 4805 { 4806 if (setmark(cap->nchar) == FAIL) 4807 clearopbeep(cap->oap); 4808 } 4809 } 4810 4811 /* 4812 * "{" and "}" commands. 4813 * cmd->arg is BACKWARD for "{" and FORWARD for "}". 4814 */ 4815 static void 4816 nv_findpar(cmdarg_T *cap) 4817 { 4818 cap->oap->motion_type = MCHAR; 4819 cap->oap->inclusive = FALSE; 4820 cap->oap->use_reg_one = TRUE; 4821 curwin->w_set_curswant = TRUE; 4822 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, NUL, FALSE)) 4823 clearopbeep(cap->oap); 4824 else 4825 { 4826 curwin->w_cursor.coladd = 0; 4827 #ifdef FEAT_FOLDING 4828 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4829 foldOpenCursor(); 4830 #endif 4831 } 4832 } 4833 4834 /* 4835 * "u" command: Undo or make lower case. 4836 */ 4837 static void 4838 nv_undo(cmdarg_T *cap) 4839 { 4840 if (cap->oap->op_type == OP_LOWER || VIsual_active) 4841 { 4842 // translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" 4843 cap->cmdchar = 'g'; 4844 cap->nchar = 'u'; 4845 nv_operator(cap); 4846 } 4847 else 4848 nv_kundo(cap); 4849 } 4850 4851 /* 4852 * <Undo> command. 4853 */ 4854 static void 4855 nv_kundo(cmdarg_T *cap) 4856 { 4857 if (!checkclearopq(cap->oap)) 4858 { 4859 #ifdef FEAT_JOB_CHANNEL 4860 if (bt_prompt(curbuf)) 4861 { 4862 clearopbeep(cap->oap); 4863 return; 4864 } 4865 #endif 4866 u_undo((int)cap->count1); 4867 curwin->w_set_curswant = TRUE; 4868 } 4869 } 4870 4871 /* 4872 * Handle the "r" command. 4873 */ 4874 static void 4875 nv_replace(cmdarg_T *cap) 4876 { 4877 char_u *ptr; 4878 int had_ctrl_v; 4879 long n; 4880 4881 if (checkclearop(cap->oap)) 4882 return; 4883 #ifdef FEAT_JOB_CHANNEL 4884 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 4885 { 4886 clearopbeep(cap->oap); 4887 return; 4888 } 4889 #endif 4890 4891 // get another character 4892 if (cap->nchar == Ctrl_V) 4893 { 4894 had_ctrl_v = Ctrl_V; 4895 cap->nchar = get_literal(); 4896 // Don't redo a multibyte character with CTRL-V. 4897 if (cap->nchar > DEL) 4898 had_ctrl_v = NUL; 4899 } 4900 else 4901 had_ctrl_v = NUL; 4902 4903 // Abort if the character is a special key. 4904 if (IS_SPECIAL(cap->nchar)) 4905 { 4906 clearopbeep(cap->oap); 4907 return; 4908 } 4909 4910 // Visual mode "r" 4911 if (VIsual_active) 4912 { 4913 if (got_int) 4914 reset_VIsual(); 4915 if (had_ctrl_v) 4916 { 4917 // Use a special (negative) number to make a difference between a 4918 // literal CR or NL and a line break. 4919 if (cap->nchar == CAR) 4920 cap->nchar = REPLACE_CR_NCHAR; 4921 else if (cap->nchar == NL) 4922 cap->nchar = REPLACE_NL_NCHAR; 4923 } 4924 nv_operator(cap); 4925 return; 4926 } 4927 4928 // Break tabs, etc. 4929 if (virtual_active()) 4930 { 4931 if (u_save_cursor() == FAIL) 4932 return; 4933 if (gchar_cursor() == NUL) 4934 { 4935 // Add extra space and put the cursor on the first one. 4936 coladvance_force((colnr_T)(getviscol() + cap->count1)); 4937 curwin->w_cursor.col -= cap->count1; 4938 } 4939 else if (gchar_cursor() == TAB) 4940 coladvance_force(getviscol()); 4941 } 4942 4943 // Abort if not enough characters to replace. 4944 ptr = ml_get_cursor(); 4945 if (STRLEN(ptr) < (unsigned)cap->count1 4946 || (has_mbyte && mb_charlen(ptr) < cap->count1)) 4947 { 4948 clearopbeep(cap->oap); 4949 return; 4950 } 4951 4952 /* 4953 * Replacing with a TAB is done by edit() when it is complicated because 4954 * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB. 4955 * Other characters are done below to avoid problems with things like 4956 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC). 4957 */ 4958 if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta)) 4959 { 4960 stuffnumReadbuff(cap->count1); 4961 stuffcharReadbuff('R'); 4962 stuffcharReadbuff('\t'); 4963 stuffcharReadbuff(ESC); 4964 return; 4965 } 4966 4967 // save line for undo 4968 if (u_save_cursor() == FAIL) 4969 return; 4970 4971 if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n')) 4972 { 4973 /* 4974 * Replace character(s) by a single newline. 4975 * Strange vi behaviour: Only one newline is inserted. 4976 * Delete the characters here. 4977 * Insert the newline with an insert command, takes care of 4978 * autoindent. The insert command depends on being on the last 4979 * character of a line or not. 4980 */ 4981 (void)del_chars(cap->count1, FALSE); // delete the characters 4982 stuffcharReadbuff('\r'); 4983 stuffcharReadbuff(ESC); 4984 4985 // Give 'r' to edit(), to get the redo command right. 4986 invoke_edit(cap, TRUE, 'r', FALSE); 4987 } 4988 else 4989 { 4990 prep_redo(cap->oap->regname, cap->count1, 4991 NUL, 'r', NUL, had_ctrl_v, cap->nchar); 4992 4993 curbuf->b_op_start = curwin->w_cursor; 4994 if (has_mbyte) 4995 { 4996 int old_State = State; 4997 4998 if (cap->ncharC1 != 0) 4999 AppendCharToRedobuff(cap->ncharC1); 5000 if (cap->ncharC2 != 0) 5001 AppendCharToRedobuff(cap->ncharC2); 5002 5003 // This is slow, but it handles replacing a single-byte with a 5004 // multi-byte and the other way around. Also handles adding 5005 // composing characters for utf-8. 5006 for (n = cap->count1; n > 0; --n) 5007 { 5008 State = REPLACE; 5009 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5010 { 5011 int c = ins_copychar(curwin->w_cursor.lnum 5012 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5013 if (c != NUL) 5014 ins_char(c); 5015 else 5016 // will be decremented further down 5017 ++curwin->w_cursor.col; 5018 } 5019 else 5020 ins_char(cap->nchar); 5021 State = old_State; 5022 if (cap->ncharC1 != 0) 5023 ins_char(cap->ncharC1); 5024 if (cap->ncharC2 != 0) 5025 ins_char(cap->ncharC2); 5026 } 5027 } 5028 else 5029 { 5030 /* 5031 * Replace the characters within one line. 5032 */ 5033 for (n = cap->count1; n > 0; --n) 5034 { 5035 /* 5036 * Get ptr again, because u_save and/or showmatch() will have 5037 * released the line. At the same time we let know that the 5038 * line will be changed. 5039 */ 5040 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE); 5041 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5042 { 5043 int c = ins_copychar(curwin->w_cursor.lnum 5044 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5045 if (c != NUL) 5046 ptr[curwin->w_cursor.col] = c; 5047 } 5048 else 5049 ptr[curwin->w_cursor.col] = cap->nchar; 5050 if (p_sm && msg_silent == 0) 5051 showmatch(cap->nchar); 5052 ++curwin->w_cursor.col; 5053 } 5054 #ifdef FEAT_NETBEANS_INTG 5055 if (netbeans_active()) 5056 { 5057 colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1); 5058 5059 netbeans_removed(curbuf, curwin->w_cursor.lnum, start, 5060 (long)cap->count1); 5061 netbeans_inserted(curbuf, curwin->w_cursor.lnum, start, 5062 &ptr[start], (int)cap->count1); 5063 } 5064 #endif 5065 5066 // mark the buffer as changed and prepare for displaying 5067 changed_bytes(curwin->w_cursor.lnum, 5068 (colnr_T)(curwin->w_cursor.col - cap->count1)); 5069 } 5070 --curwin->w_cursor.col; // cursor on the last replaced char 5071 // if the character on the left of the current cursor is a multi-byte 5072 // character, move two characters left 5073 if (has_mbyte) 5074 mb_adjust_cursor(); 5075 curbuf->b_op_end = curwin->w_cursor; 5076 curwin->w_set_curswant = TRUE; 5077 set_last_insert(cap->nchar); 5078 } 5079 } 5080 5081 /* 5082 * 'o': Exchange start and end of Visual area. 5083 * 'O': same, but in block mode exchange left and right corners. 5084 */ 5085 static void 5086 v_swap_corners(int cmdchar) 5087 { 5088 pos_T old_cursor; 5089 colnr_T left, right; 5090 5091 if (cmdchar == 'O' && VIsual_mode == Ctrl_V) 5092 { 5093 old_cursor = curwin->w_cursor; 5094 getvcols(curwin, &old_cursor, &VIsual, &left, &right); 5095 curwin->w_cursor.lnum = VIsual.lnum; 5096 coladvance(left); 5097 VIsual = curwin->w_cursor; 5098 5099 curwin->w_cursor.lnum = old_cursor.lnum; 5100 curwin->w_curswant = right; 5101 // 'selection "exclusive" and cursor at right-bottom corner: move it 5102 // right one column 5103 if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e') 5104 ++curwin->w_curswant; 5105 coladvance(curwin->w_curswant); 5106 if (curwin->w_cursor.col == old_cursor.col 5107 && (!virtual_active() 5108 || curwin->w_cursor.coladd == old_cursor.coladd)) 5109 { 5110 curwin->w_cursor.lnum = VIsual.lnum; 5111 if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e') 5112 ++right; 5113 coladvance(right); 5114 VIsual = curwin->w_cursor; 5115 5116 curwin->w_cursor.lnum = old_cursor.lnum; 5117 coladvance(left); 5118 curwin->w_curswant = left; 5119 } 5120 } 5121 else 5122 { 5123 old_cursor = curwin->w_cursor; 5124 curwin->w_cursor = VIsual; 5125 VIsual = old_cursor; 5126 curwin->w_set_curswant = TRUE; 5127 } 5128 } 5129 5130 /* 5131 * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE). 5132 */ 5133 static void 5134 nv_Replace(cmdarg_T *cap) 5135 { 5136 if (VIsual_active) // "R" is replace lines 5137 { 5138 cap->cmdchar = 'c'; 5139 cap->nchar = NUL; 5140 VIsual_mode_orig = VIsual_mode; // remember original area for gv 5141 VIsual_mode = 'V'; 5142 nv_operator(cap); 5143 } 5144 else if (!checkclearopq(cap->oap)) 5145 { 5146 if (!curbuf->b_p_ma) 5147 emsg(_(e_modifiable)); 5148 else 5149 { 5150 if (virtual_active()) 5151 coladvance(getviscol()); 5152 invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE); 5153 } 5154 } 5155 } 5156 5157 /* 5158 * "gr". 5159 */ 5160 static void 5161 nv_vreplace(cmdarg_T *cap) 5162 { 5163 if (VIsual_active) 5164 { 5165 cap->cmdchar = 'r'; 5166 cap->nchar = cap->extra_char; 5167 nv_replace(cap); // Do same as "r" in Visual mode for now 5168 } 5169 else if (!checkclearopq(cap->oap)) 5170 { 5171 if (!curbuf->b_p_ma) 5172 emsg(_(e_modifiable)); 5173 else 5174 { 5175 if (cap->extra_char == Ctrl_V) // get another character 5176 cap->extra_char = get_literal(); 5177 stuffcharReadbuff(cap->extra_char); 5178 stuffcharReadbuff(ESC); 5179 if (virtual_active()) 5180 coladvance(getviscol()); 5181 invoke_edit(cap, TRUE, 'v', FALSE); 5182 } 5183 } 5184 } 5185 5186 /* 5187 * Swap case for "~" command, when it does not work like an operator. 5188 */ 5189 static void 5190 n_swapchar(cmdarg_T *cap) 5191 { 5192 long n; 5193 pos_T startpos; 5194 int did_change = 0; 5195 #ifdef FEAT_NETBEANS_INTG 5196 pos_T pos; 5197 char_u *ptr; 5198 int count; 5199 #endif 5200 5201 if (checkclearopq(cap->oap)) 5202 return; 5203 5204 if (LINEEMPTY(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL) 5205 { 5206 clearopbeep(cap->oap); 5207 return; 5208 } 5209 5210 prep_redo_cmd(cap); 5211 5212 if (u_save_cursor() == FAIL) 5213 return; 5214 5215 startpos = curwin->w_cursor; 5216 #ifdef FEAT_NETBEANS_INTG 5217 pos = startpos; 5218 #endif 5219 for (n = cap->count1; n > 0; --n) 5220 { 5221 did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor); 5222 inc_cursor(); 5223 if (gchar_cursor() == NUL) 5224 { 5225 if (vim_strchr(p_ww, '~') != NULL 5226 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 5227 { 5228 #ifdef FEAT_NETBEANS_INTG 5229 if (netbeans_active()) 5230 { 5231 if (did_change) 5232 { 5233 ptr = ml_get(pos.lnum); 5234 count = (int)STRLEN(ptr) - pos.col; 5235 netbeans_removed(curbuf, pos.lnum, pos.col, 5236 (long)count); 5237 netbeans_inserted(curbuf, pos.lnum, pos.col, 5238 &ptr[pos.col], count); 5239 } 5240 pos.col = 0; 5241 pos.lnum++; 5242 } 5243 #endif 5244 ++curwin->w_cursor.lnum; 5245 curwin->w_cursor.col = 0; 5246 if (n > 1) 5247 { 5248 if (u_savesub(curwin->w_cursor.lnum) == FAIL) 5249 break; 5250 u_clearline(); 5251 } 5252 } 5253 else 5254 break; 5255 } 5256 } 5257 #ifdef FEAT_NETBEANS_INTG 5258 if (did_change && netbeans_active()) 5259 { 5260 ptr = ml_get(pos.lnum); 5261 count = curwin->w_cursor.col - pos.col; 5262 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); 5263 netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count); 5264 } 5265 #endif 5266 5267 5268 check_cursor(); 5269 curwin->w_set_curswant = TRUE; 5270 if (did_change) 5271 { 5272 changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1, 5273 0L); 5274 curbuf->b_op_start = startpos; 5275 curbuf->b_op_end = curwin->w_cursor; 5276 if (curbuf->b_op_end.col > 0) 5277 --curbuf->b_op_end.col; 5278 } 5279 } 5280 5281 /* 5282 * Move cursor to mark. 5283 */ 5284 static void 5285 nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos) 5286 { 5287 if (check_mark(pos) == FAIL) 5288 clearop(cap->oap); 5289 else 5290 { 5291 if (cap->cmdchar == '\'' 5292 || cap->cmdchar == '`' 5293 || cap->cmdchar == '[' 5294 || cap->cmdchar == ']') 5295 setpcmark(); 5296 curwin->w_cursor = *pos; 5297 if (flag) 5298 beginline(BL_WHITE | BL_FIX); 5299 else 5300 check_cursor(); 5301 } 5302 cap->oap->motion_type = flag ? MLINE : MCHAR; 5303 if (cap->cmdchar == '`') 5304 cap->oap->use_reg_one = TRUE; 5305 cap->oap->inclusive = FALSE; // ignored if not MCHAR 5306 curwin->w_set_curswant = TRUE; 5307 } 5308 5309 /* 5310 * Handle commands that are operators in Visual mode. 5311 */ 5312 static void 5313 v_visop(cmdarg_T *cap) 5314 { 5315 static char_u trans[] = "YyDdCcxdXdAAIIrr"; 5316 5317 // Uppercase means linewise, except in block mode, then "D" deletes till 5318 // the end of the line, and "C" replaces till EOL 5319 if (isupper(cap->cmdchar)) 5320 { 5321 if (VIsual_mode != Ctrl_V) 5322 { 5323 VIsual_mode_orig = VIsual_mode; 5324 VIsual_mode = 'V'; 5325 } 5326 else if (cap->cmdchar == 'C' || cap->cmdchar == 'D') 5327 curwin->w_curswant = MAXCOL; 5328 } 5329 cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1); 5330 nv_operator(cap); 5331 } 5332 5333 /* 5334 * "s" and "S" commands. 5335 */ 5336 static void 5337 nv_subst(cmdarg_T *cap) 5338 { 5339 #ifdef FEAT_TERMINAL 5340 // When showing output of term_dumpdiff() swap the top and botom. 5341 if (term_swap_diff() == OK) 5342 return; 5343 #endif 5344 #ifdef FEAT_JOB_CHANNEL 5345 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 5346 { 5347 clearopbeep(cap->oap); 5348 return; 5349 } 5350 #endif 5351 if (VIsual_active) // "vs" and "vS" are the same as "vc" 5352 { 5353 if (cap->cmdchar == 'S') 5354 { 5355 VIsual_mode_orig = VIsual_mode; 5356 VIsual_mode = 'V'; 5357 } 5358 cap->cmdchar = 'c'; 5359 nv_operator(cap); 5360 } 5361 else 5362 nv_optrans(cap); 5363 } 5364 5365 /* 5366 * Abbreviated commands. 5367 */ 5368 static void 5369 nv_abbrev(cmdarg_T *cap) 5370 { 5371 if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL) 5372 cap->cmdchar = 'x'; // DEL key behaves like 'x' 5373 5374 // in Visual mode these commands are operators 5375 if (VIsual_active) 5376 v_visop(cap); 5377 else 5378 nv_optrans(cap); 5379 } 5380 5381 /* 5382 * Translate a command into another command. 5383 */ 5384 static void 5385 nv_optrans(cmdarg_T *cap) 5386 { 5387 static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh", 5388 (char_u *)"d$", (char_u *)"c$", 5389 (char_u *)"cl", (char_u *)"cc", 5390 (char_u *)"yy", (char_u *)":s\r"}; 5391 static char_u *str = (char_u *)"xXDCsSY&"; 5392 5393 if (!checkclearopq(cap->oap)) 5394 { 5395 // In Vi "2D" doesn't delete the next line. Can't translate it 5396 // either, because "2." should also not use the count. 5397 if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL) 5398 { 5399 cap->oap->start = curwin->w_cursor; 5400 cap->oap->op_type = OP_DELETE; 5401 #ifdef FEAT_EVAL 5402 set_op_var(OP_DELETE); 5403 #endif 5404 cap->count1 = 1; 5405 nv_dollar(cap); 5406 finish_op = TRUE; 5407 ResetRedobuff(); 5408 AppendCharToRedobuff('D'); 5409 } 5410 else 5411 { 5412 if (cap->count0) 5413 stuffnumReadbuff(cap->count0); 5414 stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]); 5415 } 5416 } 5417 cap->opcount = 0; 5418 } 5419 5420 /* 5421 * "'" and "`" commands. Also for "g'" and "g`". 5422 * cap->arg is TRUE for "'" and "g'". 5423 */ 5424 static void 5425 nv_gomark(cmdarg_T *cap) 5426 { 5427 pos_T *pos; 5428 int c; 5429 #ifdef FEAT_FOLDING 5430 pos_T old_cursor = curwin->w_cursor; 5431 int old_KeyTyped = KeyTyped; // getting file may reset it 5432 #endif 5433 5434 if (cap->cmdchar == 'g') 5435 c = cap->extra_char; 5436 else 5437 c = cap->nchar; 5438 pos = getmark(c, (cap->oap->op_type == OP_NOP)); 5439 if (pos == (pos_T *)-1) // jumped to other file 5440 { 5441 if (cap->arg) 5442 { 5443 check_cursor_lnum(); 5444 beginline(BL_WHITE | BL_FIX); 5445 } 5446 else 5447 check_cursor(); 5448 } 5449 else 5450 nv_cursormark(cap, cap->arg, pos); 5451 5452 // May need to clear the coladd that a mark includes. 5453 if (!virtual_active()) 5454 curwin->w_cursor.coladd = 0; 5455 check_cursor_col(); 5456 #ifdef FEAT_FOLDING 5457 if (cap->oap->op_type == OP_NOP 5458 && pos != NULL 5459 && (pos == (pos_T *)-1 || !EQUAL_POS(old_cursor, *pos)) 5460 && (fdo_flags & FDO_MARK) 5461 && old_KeyTyped) 5462 foldOpenCursor(); 5463 #endif 5464 } 5465 5466 /* 5467 * Handle CTRL-O, CTRL-I, "g;", "g," and "CTRL-Tab" commands. 5468 */ 5469 static void 5470 nv_pcmark(cmdarg_T *cap) 5471 { 5472 #ifdef FEAT_JUMPLIST 5473 pos_T *pos; 5474 # ifdef FEAT_FOLDING 5475 linenr_T lnum = curwin->w_cursor.lnum; 5476 int old_KeyTyped = KeyTyped; // getting file may reset it 5477 # endif 5478 5479 if (!checkclearopq(cap->oap)) 5480 { 5481 if (cap->cmdchar == TAB && mod_mask == MOD_MASK_CTRL) 5482 { 5483 if (goto_tabpage_lastused() == FAIL) 5484 clearopbeep(cap->oap); 5485 return; 5486 } 5487 if (cap->cmdchar == 'g') 5488 pos = movechangelist((int)cap->count1); 5489 else 5490 pos = movemark((int)cap->count1); 5491 if (pos == (pos_T *)-1) // jump to other file 5492 { 5493 curwin->w_set_curswant = TRUE; 5494 check_cursor(); 5495 } 5496 else if (pos != NULL) // can jump 5497 nv_cursormark(cap, FALSE, pos); 5498 else if (cap->cmdchar == 'g') 5499 { 5500 if (curbuf->b_changelistlen == 0) 5501 emsg(_("E664: changelist is empty")); 5502 else if (cap->count1 < 0) 5503 emsg(_("E662: At start of changelist")); 5504 else 5505 emsg(_("E663: At end of changelist")); 5506 } 5507 else 5508 clearopbeep(cap->oap); 5509 # ifdef FEAT_FOLDING 5510 if (cap->oap->op_type == OP_NOP 5511 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum) 5512 && (fdo_flags & FDO_MARK) 5513 && old_KeyTyped) 5514 foldOpenCursor(); 5515 # endif 5516 } 5517 #else 5518 clearopbeep(cap->oap); 5519 #endif 5520 } 5521 5522 /* 5523 * Handle '"' command. 5524 */ 5525 static void 5526 nv_regname(cmdarg_T *cap) 5527 { 5528 if (checkclearop(cap->oap)) 5529 return; 5530 #ifdef FEAT_EVAL 5531 if (cap->nchar == '=') 5532 cap->nchar = get_expr_register(); 5533 #endif 5534 if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE)) 5535 { 5536 cap->oap->regname = cap->nchar; 5537 cap->opcount = cap->count0; // remember count before '"' 5538 #ifdef FEAT_EVAL 5539 set_reg_var(cap->oap->regname); 5540 #endif 5541 } 5542 else 5543 clearopbeep(cap->oap); 5544 } 5545 5546 /* 5547 * Handle "v", "V" and "CTRL-V" commands. 5548 * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg 5549 * is TRUE. 5550 * Handle CTRL-Q just like CTRL-V. 5551 */ 5552 static void 5553 nv_visual(cmdarg_T *cap) 5554 { 5555 if (cap->cmdchar == Ctrl_Q) 5556 cap->cmdchar = Ctrl_V; 5557 5558 // 'v', 'V' and CTRL-V can be used while an operator is pending to make it 5559 // characterwise, linewise, or blockwise. 5560 if (cap->oap->op_type != OP_NOP) 5561 { 5562 motion_force = cap->oap->motion_force = cap->cmdchar; 5563 finish_op = FALSE; // operator doesn't finish now but later 5564 return; 5565 } 5566 5567 VIsual_select = cap->arg; 5568 if (VIsual_active) // change Visual mode 5569 { 5570 if (VIsual_mode == cap->cmdchar) // stop visual mode 5571 end_visual_mode(); 5572 else // toggle char/block mode 5573 { // or char/line mode 5574 VIsual_mode = cap->cmdchar; 5575 showmode(); 5576 } 5577 redraw_curbuf_later(INVERTED); // update the inversion 5578 } 5579 else // start Visual mode 5580 { 5581 check_visual_highlight(); 5582 if (cap->count0 > 0 && resel_VIsual_mode != NUL) 5583 { 5584 // use previously selected part 5585 VIsual = curwin->w_cursor; 5586 5587 VIsual_active = TRUE; 5588 VIsual_reselect = TRUE; 5589 if (!cap->arg) 5590 // start Select mode when 'selectmode' contains "cmd" 5591 may_start_select('c'); 5592 setmouse(); 5593 if (p_smd && msg_silent == 0) 5594 redraw_cmdline = TRUE; // show visual mode later 5595 /* 5596 * For V and ^V, we multiply the number of lines even if there 5597 * was only one -- webb 5598 */ 5599 if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1) 5600 { 5601 curwin->w_cursor.lnum += 5602 resel_VIsual_line_count * cap->count0 - 1; 5603 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 5604 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 5605 } 5606 VIsual_mode = resel_VIsual_mode; 5607 if (VIsual_mode == 'v') 5608 { 5609 if (resel_VIsual_line_count <= 1) 5610 { 5611 validate_virtcol(); 5612 curwin->w_curswant = curwin->w_virtcol 5613 + resel_VIsual_vcol * cap->count0 - 1; 5614 } 5615 else 5616 curwin->w_curswant = resel_VIsual_vcol; 5617 coladvance(curwin->w_curswant); 5618 } 5619 if (resel_VIsual_vcol == MAXCOL) 5620 { 5621 curwin->w_curswant = MAXCOL; 5622 coladvance((colnr_T)MAXCOL); 5623 } 5624 else if (VIsual_mode == Ctrl_V) 5625 { 5626 validate_virtcol(); 5627 curwin->w_curswant = curwin->w_virtcol 5628 + resel_VIsual_vcol * cap->count0 - 1; 5629 coladvance(curwin->w_curswant); 5630 } 5631 else 5632 curwin->w_set_curswant = TRUE; 5633 redraw_curbuf_later(INVERTED); // show the inversion 5634 } 5635 else 5636 { 5637 if (!cap->arg) 5638 // start Select mode when 'selectmode' contains "cmd" 5639 may_start_select('c'); 5640 n_start_visual_mode(cap->cmdchar); 5641 if (VIsual_mode != 'V' && *p_sel == 'e') 5642 ++cap->count1; // include one more char 5643 if (cap->count0 > 0 && --cap->count1 > 0) 5644 { 5645 // With a count select that many characters or lines. 5646 if (VIsual_mode == 'v' || VIsual_mode == Ctrl_V) 5647 nv_right(cap); 5648 else if (VIsual_mode == 'V') 5649 nv_down(cap); 5650 } 5651 } 5652 } 5653 } 5654 5655 /* 5656 * Start selection for Shift-movement keys. 5657 */ 5658 void 5659 start_selection(void) 5660 { 5661 // if 'selectmode' contains "key", start Select mode 5662 may_start_select('k'); 5663 n_start_visual_mode('v'); 5664 } 5665 5666 /* 5667 * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu. 5668 */ 5669 void 5670 may_start_select(int c) 5671 { 5672 VIsual_select = (stuff_empty() && typebuf_typed() 5673 && (vim_strchr(p_slm, c) != NULL)); 5674 } 5675 5676 /* 5677 * Start Visual mode "c". 5678 * Should set VIsual_select before calling this. 5679 */ 5680 static void 5681 n_start_visual_mode(int c) 5682 { 5683 #ifdef FEAT_CONCEAL 5684 // Check for redraw before changing the state. 5685 conceal_check_cursor_line(); 5686 #endif 5687 5688 VIsual_mode = c; 5689 VIsual_active = TRUE; 5690 VIsual_reselect = TRUE; 5691 5692 // Corner case: the 0 position in a tab may change when going into 5693 // virtualedit. Recalculate curwin->w_cursor to avoid bad highlighting. 5694 if (c == Ctrl_V && (ve_flags & VE_BLOCK) && gchar_cursor() == TAB) 5695 { 5696 validate_virtcol(); 5697 coladvance(curwin->w_virtcol); 5698 } 5699 VIsual = curwin->w_cursor; 5700 5701 #ifdef FEAT_FOLDING 5702 foldAdjustVisual(); 5703 #endif 5704 5705 setmouse(); 5706 #ifdef FEAT_CONCEAL 5707 // Check for redraw after changing the state. 5708 conceal_check_cursor_line(); 5709 #endif 5710 5711 if (p_smd && msg_silent == 0) 5712 redraw_cmdline = TRUE; // show visual mode later 5713 #ifdef FEAT_CLIPBOARD 5714 // Make sure the clipboard gets updated. Needed because start and 5715 // end may still be the same, and the selection needs to be owned 5716 clip_star.vmode = NUL; 5717 #endif 5718 5719 // Only need to redraw this line, unless still need to redraw an old 5720 // Visual area (when 'lazyredraw' is set). 5721 if (curwin->w_redr_type < INVERTED) 5722 { 5723 curwin->w_old_cursor_lnum = curwin->w_cursor.lnum; 5724 curwin->w_old_visual_lnum = curwin->w_cursor.lnum; 5725 } 5726 } 5727 5728 5729 /* 5730 * CTRL-W: Window commands 5731 */ 5732 static void 5733 nv_window(cmdarg_T *cap) 5734 { 5735 if (cap->nchar == ':') 5736 { 5737 // "CTRL-W :" is the same as typing ":"; useful in a terminal window 5738 cap->cmdchar = ':'; 5739 cap->nchar = NUL; 5740 nv_colon(cap); 5741 } 5742 else if (!checkclearop(cap->oap)) 5743 do_window(cap->nchar, cap->count0, NUL); // everything is in window.c 5744 } 5745 5746 /* 5747 * CTRL-Z: Suspend 5748 */ 5749 static void 5750 nv_suspend(cmdarg_T *cap) 5751 { 5752 clearop(cap->oap); 5753 if (VIsual_active) 5754 end_visual_mode(); // stop Visual mode 5755 do_cmdline_cmd((char_u *)"st"); 5756 } 5757 5758 /* 5759 * Commands starting with "g". 5760 */ 5761 static void 5762 nv_g_cmd(cmdarg_T *cap) 5763 { 5764 oparg_T *oap = cap->oap; 5765 pos_T tpos; 5766 int i; 5767 int flag = FALSE; 5768 5769 switch (cap->nchar) 5770 { 5771 case Ctrl_A: 5772 case Ctrl_X: 5773 #ifdef MEM_PROFILE 5774 /* 5775 * "g^A": dump log of used memory. 5776 */ 5777 if (!VIsual_active && cap->nchar == Ctrl_A) 5778 vim_mem_profile_dump(); 5779 else 5780 #endif 5781 /* 5782 * "g^A/g^X": sequentially increment visually selected region 5783 */ 5784 if (VIsual_active) 5785 { 5786 cap->arg = TRUE; 5787 cap->cmdchar = cap->nchar; 5788 cap->nchar = NUL; 5789 nv_addsub(cap); 5790 } 5791 else 5792 clearopbeep(oap); 5793 break; 5794 5795 /* 5796 * "gR": Enter virtual replace mode. 5797 */ 5798 case 'R': 5799 cap->arg = TRUE; 5800 nv_Replace(cap); 5801 break; 5802 5803 case 'r': 5804 nv_vreplace(cap); 5805 break; 5806 5807 case '&': 5808 do_cmdline_cmd((char_u *)"%s//~/&"); 5809 break; 5810 5811 /* 5812 * "gv": Reselect the previous Visual area. If Visual already active, 5813 * exchange previous and current Visual area. 5814 */ 5815 case 'v': 5816 if (checkclearop(oap)) 5817 break; 5818 5819 if ( curbuf->b_visual.vi_start.lnum == 0 5820 || curbuf->b_visual.vi_start.lnum > curbuf->b_ml.ml_line_count 5821 || curbuf->b_visual.vi_end.lnum == 0) 5822 beep_flush(); 5823 else 5824 { 5825 // set w_cursor to the start of the Visual area, tpos to the end 5826 if (VIsual_active) 5827 { 5828 i = VIsual_mode; 5829 VIsual_mode = curbuf->b_visual.vi_mode; 5830 curbuf->b_visual.vi_mode = i; 5831 # ifdef FEAT_EVAL 5832 curbuf->b_visual_mode_eval = i; 5833 # endif 5834 i = curwin->w_curswant; 5835 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5836 curbuf->b_visual.vi_curswant = i; 5837 5838 tpos = curbuf->b_visual.vi_end; 5839 curbuf->b_visual.vi_end = curwin->w_cursor; 5840 curwin->w_cursor = curbuf->b_visual.vi_start; 5841 curbuf->b_visual.vi_start = VIsual; 5842 } 5843 else 5844 { 5845 VIsual_mode = curbuf->b_visual.vi_mode; 5846 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5847 tpos = curbuf->b_visual.vi_end; 5848 curwin->w_cursor = curbuf->b_visual.vi_start; 5849 } 5850 5851 VIsual_active = TRUE; 5852 VIsual_reselect = TRUE; 5853 5854 // Set Visual to the start and w_cursor to the end of the Visual 5855 // area. Make sure they are on an existing character. 5856 check_cursor(); 5857 VIsual = curwin->w_cursor; 5858 curwin->w_cursor = tpos; 5859 check_cursor(); 5860 update_topline(); 5861 /* 5862 * When called from normal "g" command: start Select mode when 5863 * 'selectmode' contains "cmd". When called for K_SELECT, always 5864 * start Select mode. 5865 */ 5866 if (cap->arg) 5867 VIsual_select = TRUE; 5868 else 5869 may_start_select('c'); 5870 setmouse(); 5871 #ifdef FEAT_CLIPBOARD 5872 // Make sure the clipboard gets updated. Needed because start and 5873 // end are still the same, and the selection needs to be owned 5874 clip_star.vmode = NUL; 5875 #endif 5876 redraw_curbuf_later(INVERTED); 5877 showmode(); 5878 } 5879 break; 5880 /* 5881 * "gV": Don't reselect the previous Visual area after a Select mode 5882 * mapping of menu. 5883 */ 5884 case 'V': 5885 VIsual_reselect = FALSE; 5886 break; 5887 5888 /* 5889 * "gh": start Select mode. 5890 * "gH": start Select line mode. 5891 * "g^H": start Select block mode. 5892 */ 5893 case K_BS: 5894 cap->nchar = Ctrl_H; 5895 // FALLTHROUGH 5896 case 'h': 5897 case 'H': 5898 case Ctrl_H: 5899 # ifdef EBCDIC 5900 // EBCDIC: 'v'-'h' != '^v'-'^h' 5901 if (cap->nchar == Ctrl_H) 5902 cap->cmdchar = Ctrl_V; 5903 else 5904 # endif 5905 cap->cmdchar = cap->nchar + ('v' - 'h'); 5906 cap->arg = TRUE; 5907 nv_visual(cap); 5908 break; 5909 5910 // "gn", "gN" visually select next/previous search match 5911 // "gn" selects next match 5912 // "gN" selects previous match 5913 case 'N': 5914 case 'n': 5915 if (!current_search(cap->count1, cap->nchar == 'n')) 5916 clearopbeep(oap); 5917 break; 5918 5919 /* 5920 * "gj" and "gk" two new funny movement keys -- up and down 5921 * movement based on *screen* line rather than *file* line. 5922 */ 5923 case 'j': 5924 case K_DOWN: 5925 // with 'nowrap' it works just like the normal "j" command; also when 5926 // in a closed fold 5927 if (!curwin->w_p_wrap 5928 #ifdef FEAT_FOLDING 5929 || hasFolding(curwin->w_cursor.lnum, NULL, NULL) 5930 #endif 5931 ) 5932 { 5933 oap->motion_type = MLINE; 5934 i = cursor_down(cap->count1, oap->op_type == OP_NOP); 5935 } 5936 else 5937 i = nv_screengo(oap, FORWARD, cap->count1); 5938 if (i == FAIL) 5939 clearopbeep(oap); 5940 break; 5941 5942 case 'k': 5943 case K_UP: 5944 // with 'nowrap' it works just like the normal "k" command; also when 5945 // in a closed fold 5946 if (!curwin->w_p_wrap 5947 #ifdef FEAT_FOLDING 5948 || hasFolding(curwin->w_cursor.lnum, NULL, NULL) 5949 #endif 5950 ) 5951 { 5952 oap->motion_type = MLINE; 5953 i = cursor_up(cap->count1, oap->op_type == OP_NOP); 5954 } 5955 else 5956 i = nv_screengo(oap, BACKWARD, cap->count1); 5957 if (i == FAIL) 5958 clearopbeep(oap); 5959 break; 5960 5961 /* 5962 * "gJ": join two lines without inserting a space. 5963 */ 5964 case 'J': 5965 nv_join(cap); 5966 break; 5967 5968 /* 5969 * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines. 5970 * "gm": middle of "g0" and "g$". 5971 */ 5972 case '^': 5973 flag = TRUE; 5974 // FALLTHROUGH 5975 5976 case '0': 5977 case 'm': 5978 case K_HOME: 5979 case K_KHOME: 5980 oap->motion_type = MCHAR; 5981 oap->inclusive = FALSE; 5982 if (curwin->w_p_wrap && curwin->w_width != 0) 5983 { 5984 int width1 = curwin->w_width - curwin_col_off(); 5985 int width2 = width1 + curwin_col_off2(); 5986 5987 validate_virtcol(); 5988 i = 0; 5989 if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0) 5990 i = (curwin->w_virtcol - width1) / width2 * width2 + width1; 5991 } 5992 else 5993 i = curwin->w_leftcol; 5994 // Go to the middle of the screen line. When 'number' or 5995 // 'relativenumber' is on and lines are wrapping the middle can be more 5996 // to the left. 5997 if (cap->nchar == 'm') 5998 i += (curwin->w_width - curwin_col_off() 5999 + ((curwin->w_p_wrap && i > 0) 6000 ? curwin_col_off2() : 0)) / 2; 6001 coladvance((colnr_T)i); 6002 if (flag) 6003 { 6004 do 6005 i = gchar_cursor(); 6006 while (VIM_ISWHITE(i) && oneright() == OK); 6007 curwin->w_valid &= ~VALID_WCOL; 6008 } 6009 curwin->w_set_curswant = TRUE; 6010 break; 6011 6012 case 'M': 6013 { 6014 char_u *ptr = ml_get_curline(); 6015 6016 oap->motion_type = MCHAR; 6017 oap->inclusive = FALSE; 6018 if (has_mbyte) 6019 i = mb_string2cells(ptr, (int)STRLEN(ptr)); 6020 else 6021 i = (int)STRLEN(ptr); 6022 if (cap->count0 > 0 && cap->count0 <= 100) 6023 coladvance((colnr_T)(i * cap->count0 / 100)); 6024 else 6025 coladvance((colnr_T)(i / 2)); 6026 curwin->w_set_curswant = TRUE; 6027 } 6028 break; 6029 6030 case '_': 6031 // "g_": to the last non-blank character in the line or <count> lines 6032 // downward. 6033 cap->oap->motion_type = MCHAR; 6034 cap->oap->inclusive = TRUE; 6035 curwin->w_curswant = MAXCOL; 6036 if (cursor_down((long)(cap->count1 - 1), 6037 cap->oap->op_type == OP_NOP) == FAIL) 6038 clearopbeep(cap->oap); 6039 else 6040 { 6041 char_u *ptr = ml_get_curline(); 6042 6043 // In Visual mode we may end up after the line. 6044 if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL) 6045 --curwin->w_cursor.col; 6046 6047 // Decrease the cursor column until it's on a non-blank. 6048 while (curwin->w_cursor.col > 0 6049 && VIM_ISWHITE(ptr[curwin->w_cursor.col])) 6050 --curwin->w_cursor.col; 6051 curwin->w_set_curswant = TRUE; 6052 adjust_for_sel(cap); 6053 } 6054 break; 6055 6056 case '$': 6057 case K_END: 6058 case K_KEND: 6059 { 6060 int col_off = curwin_col_off(); 6061 6062 oap->motion_type = MCHAR; 6063 oap->inclusive = TRUE; 6064 if (curwin->w_p_wrap && curwin->w_width != 0) 6065 { 6066 curwin->w_curswant = MAXCOL; // so we stay at the end 6067 if (cap->count1 == 1) 6068 { 6069 int width1 = curwin->w_width - col_off; 6070 int width2 = width1 + curwin_col_off2(); 6071 6072 validate_virtcol(); 6073 i = width1 - 1; 6074 if (curwin->w_virtcol >= (colnr_T)width1) 6075 i += ((curwin->w_virtcol - width1) / width2 + 1) 6076 * width2; 6077 coladvance((colnr_T)i); 6078 6079 // Make sure we stick in this column. 6080 validate_virtcol(); 6081 curwin->w_curswant = curwin->w_virtcol; 6082 curwin->w_set_curswant = FALSE; 6083 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 6084 { 6085 /* 6086 * Check for landing on a character that got split at 6087 * the end of the line. We do not want to advance to 6088 * the next screen line. 6089 */ 6090 if (curwin->w_virtcol > (colnr_T)i) 6091 --curwin->w_cursor.col; 6092 } 6093 } 6094 else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL) 6095 clearopbeep(oap); 6096 } 6097 else 6098 { 6099 if (cap->count1 > 1) 6100 // if it fails, let the cursor still move to the last char 6101 (void)cursor_down(cap->count1 - 1, FALSE); 6102 6103 i = curwin->w_leftcol + curwin->w_width - col_off - 1; 6104 coladvance((colnr_T)i); 6105 6106 // Make sure we stick in this column. 6107 validate_virtcol(); 6108 curwin->w_curswant = curwin->w_virtcol; 6109 curwin->w_set_curswant = FALSE; 6110 } 6111 } 6112 break; 6113 6114 /* 6115 * "g*" and "g#", like "*" and "#" but without using "\<" and "\>" 6116 */ 6117 case '*': 6118 case '#': 6119 #if POUND != '#' 6120 case POUND: // pound sign (sometimes equal to '#') 6121 #endif 6122 case Ctrl_RSB: // :tag or :tselect for current identifier 6123 case ']': // :tselect for current identifier 6124 nv_ident(cap); 6125 break; 6126 6127 /* 6128 * ge and gE: go back to end of word 6129 */ 6130 case 'e': 6131 case 'E': 6132 oap->motion_type = MCHAR; 6133 curwin->w_set_curswant = TRUE; 6134 oap->inclusive = TRUE; 6135 if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL) 6136 clearopbeep(oap); 6137 break; 6138 6139 /* 6140 * "g CTRL-G": display info about cursor position 6141 */ 6142 case Ctrl_G: 6143 cursor_pos_info(NULL); 6144 break; 6145 6146 /* 6147 * "gi": start Insert at the last position. 6148 */ 6149 case 'i': 6150 if (curbuf->b_last_insert.lnum != 0) 6151 { 6152 curwin->w_cursor = curbuf->b_last_insert; 6153 check_cursor_lnum(); 6154 i = (int)STRLEN(ml_get_curline()); 6155 if (curwin->w_cursor.col > (colnr_T)i) 6156 { 6157 if (virtual_active()) 6158 curwin->w_cursor.coladd += curwin->w_cursor.col - i; 6159 curwin->w_cursor.col = i; 6160 } 6161 } 6162 cap->cmdchar = 'i'; 6163 nv_edit(cap); 6164 break; 6165 6166 /* 6167 * "gI": Start insert in column 1. 6168 */ 6169 case 'I': 6170 beginline(0); 6171 if (!checkclearopq(oap)) 6172 invoke_edit(cap, FALSE, 'g', FALSE); 6173 break; 6174 6175 #ifdef FEAT_SEARCHPATH 6176 /* 6177 * "gf": goto file, edit file under cursor 6178 * "]f" and "[f": can also be used. 6179 */ 6180 case 'f': 6181 case 'F': 6182 nv_gotofile(cap); 6183 break; 6184 #endif 6185 6186 // "g'm" and "g`m": jump to mark without setting pcmark 6187 case '\'': 6188 cap->arg = TRUE; 6189 // FALLTHROUGH 6190 case '`': 6191 nv_gomark(cap); 6192 break; 6193 6194 /* 6195 * "gs": Goto sleep. 6196 */ 6197 case 's': 6198 do_sleep(cap->count1 * 1000L); 6199 break; 6200 6201 /* 6202 * "ga": Display the ascii value of the character under the 6203 * cursor. It is displayed in decimal, hex, and octal. -- webb 6204 */ 6205 case 'a': 6206 do_ascii(NULL); 6207 break; 6208 6209 /* 6210 * "g8": Display the bytes used for the UTF-8 character under the 6211 * cursor. It is displayed in hex. 6212 * "8g8" finds illegal byte sequence. 6213 */ 6214 case '8': 6215 if (cap->count0 == 8) 6216 utf_find_illegal(); 6217 else 6218 show_utf8(); 6219 break; 6220 6221 // "g<": show scrollback text 6222 case '<': 6223 show_sb_text(); 6224 break; 6225 6226 /* 6227 * "gg": Goto the first line in file. With a count it goes to 6228 * that line number like for "G". -- webb 6229 */ 6230 case 'g': 6231 cap->arg = FALSE; 6232 nv_goto(cap); 6233 break; 6234 6235 /* 6236 * Two-character operators: 6237 * "gq" Format text 6238 * "gw" Format text and keep cursor position 6239 * "g~" Toggle the case of the text. 6240 * "gu" Change text to lower case. 6241 * "gU" Change text to upper case. 6242 * "g?" rot13 encoding 6243 * "g@" call 'operatorfunc' 6244 */ 6245 case 'q': 6246 case 'w': 6247 oap->cursor_start = curwin->w_cursor; 6248 // FALLTHROUGH 6249 case '~': 6250 case 'u': 6251 case 'U': 6252 case '?': 6253 case '@': 6254 nv_operator(cap); 6255 break; 6256 6257 /* 6258 * "gd": Find first occurrence of pattern under the cursor in the 6259 * current function 6260 * "gD": idem, but in the current file. 6261 */ 6262 case 'd': 6263 case 'D': 6264 nv_gd(oap, cap->nchar, (int)cap->count0); 6265 break; 6266 6267 /* 6268 * g<*Mouse> : <C-*mouse> 6269 */ 6270 case K_MIDDLEMOUSE: 6271 case K_MIDDLEDRAG: 6272 case K_MIDDLERELEASE: 6273 case K_LEFTMOUSE: 6274 case K_LEFTDRAG: 6275 case K_LEFTRELEASE: 6276 case K_MOUSEMOVE: 6277 case K_RIGHTMOUSE: 6278 case K_RIGHTDRAG: 6279 case K_RIGHTRELEASE: 6280 case K_X1MOUSE: 6281 case K_X1DRAG: 6282 case K_X1RELEASE: 6283 case K_X2MOUSE: 6284 case K_X2DRAG: 6285 case K_X2RELEASE: 6286 mod_mask = MOD_MASK_CTRL; 6287 (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0); 6288 break; 6289 6290 case K_IGNORE: 6291 break; 6292 6293 /* 6294 * "gP" and "gp": same as "P" and "p" but leave cursor just after new text 6295 */ 6296 case 'p': 6297 case 'P': 6298 nv_put(cap); 6299 break; 6300 6301 #ifdef FEAT_BYTEOFF 6302 // "go": goto byte count from start of buffer 6303 case 'o': 6304 goto_byte(cap->count0); 6305 break; 6306 #endif 6307 6308 // "gQ": improved Ex mode 6309 case 'Q': 6310 if (text_locked()) 6311 { 6312 clearopbeep(cap->oap); 6313 text_locked_msg(); 6314 break; 6315 } 6316 6317 if (!checkclearopq(oap)) 6318 do_exmode(TRUE); 6319 break; 6320 6321 #ifdef FEAT_JUMPLIST 6322 case ',': 6323 nv_pcmark(cap); 6324 break; 6325 6326 case ';': 6327 cap->count1 = -cap->count1; 6328 nv_pcmark(cap); 6329 break; 6330 #endif 6331 6332 case 't': 6333 if (!checkclearop(oap)) 6334 goto_tabpage((int)cap->count0); 6335 break; 6336 case 'T': 6337 if (!checkclearop(oap)) 6338 goto_tabpage(-(int)cap->count1); 6339 break; 6340 6341 case TAB: 6342 if (!checkclearop(oap) && goto_tabpage_lastused() == FAIL) 6343 clearopbeep(oap); 6344 break; 6345 6346 case '+': 6347 case '-': // "g+" and "g-": undo or redo along the timeline 6348 if (!checkclearopq(oap)) 6349 undo_time(cap->nchar == '-' ? -cap->count1 : cap->count1, 6350 FALSE, FALSE, FALSE); 6351 break; 6352 6353 default: 6354 clearopbeep(oap); 6355 break; 6356 } 6357 } 6358 6359 /* 6360 * Handle "o" and "O" commands. 6361 */ 6362 static void 6363 n_opencmd(cmdarg_T *cap) 6364 { 6365 #ifdef FEAT_CONCEAL 6366 linenr_T oldline = curwin->w_cursor.lnum; 6367 #endif 6368 6369 if (!checkclearopq(cap->oap)) 6370 { 6371 #ifdef FEAT_FOLDING 6372 if (cap->cmdchar == 'O') 6373 // Open above the first line of a folded sequence of lines 6374 (void)hasFolding(curwin->w_cursor.lnum, 6375 &curwin->w_cursor.lnum, NULL); 6376 else 6377 // Open below the last line of a folded sequence of lines 6378 (void)hasFolding(curwin->w_cursor.lnum, 6379 NULL, &curwin->w_cursor.lnum); 6380 #endif 6381 if (u_save((linenr_T)(curwin->w_cursor.lnum - 6382 (cap->cmdchar == 'O' ? 1 : 0)), 6383 (linenr_T)(curwin->w_cursor.lnum + 6384 (cap->cmdchar == 'o' ? 1 : 0)) 6385 ) == OK 6386 && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD, 6387 has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM : 0, 6388 0) == OK) 6389 { 6390 #ifdef FEAT_CONCEAL 6391 if (curwin->w_p_cole > 0 && oldline != curwin->w_cursor.lnum) 6392 redrawWinline(curwin, oldline); 6393 #endif 6394 #ifdef FEAT_SYN_HL 6395 if (curwin->w_p_cul) 6396 // force redraw of cursorline 6397 curwin->w_valid &= ~VALID_CROW; 6398 #endif 6399 // When '#' is in 'cpoptions' ignore the count. 6400 if (vim_strchr(p_cpo, CPO_HASH) != NULL) 6401 cap->count1 = 1; 6402 invoke_edit(cap, FALSE, cap->cmdchar, TRUE); 6403 } 6404 } 6405 } 6406 6407 /* 6408 * "." command: redo last change. 6409 */ 6410 static void 6411 nv_dot(cmdarg_T *cap) 6412 { 6413 if (!checkclearopq(cap->oap)) 6414 { 6415 /* 6416 * If "restart_edit" is TRUE, the last but one command is repeated 6417 * instead of the last command (inserting text). This is used for 6418 * CTRL-O <.> in insert mode. 6419 */ 6420 if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL) 6421 clearopbeep(cap->oap); 6422 } 6423 } 6424 6425 /* 6426 * CTRL-R: undo undo 6427 */ 6428 static void 6429 nv_redo(cmdarg_T *cap) 6430 { 6431 if (!checkclearopq(cap->oap)) 6432 { 6433 u_redo((int)cap->count1); 6434 curwin->w_set_curswant = TRUE; 6435 } 6436 } 6437 6438 /* 6439 * Handle "U" command. 6440 */ 6441 static void 6442 nv_Undo(cmdarg_T *cap) 6443 { 6444 // In Visual mode and typing "gUU" triggers an operator 6445 if (cap->oap->op_type == OP_UPPER || VIsual_active) 6446 { 6447 // translate "gUU" to "gUgU" 6448 cap->cmdchar = 'g'; 6449 cap->nchar = 'U'; 6450 nv_operator(cap); 6451 } 6452 else if (!checkclearopq(cap->oap)) 6453 { 6454 u_undoline(); 6455 curwin->w_set_curswant = TRUE; 6456 } 6457 } 6458 6459 /* 6460 * '~' command: If tilde is not an operator and Visual is off: swap case of a 6461 * single character. 6462 */ 6463 static void 6464 nv_tilde(cmdarg_T *cap) 6465 { 6466 if (!p_to && !VIsual_active && cap->oap->op_type != OP_TILDE) 6467 { 6468 #ifdef FEAT_JOB_CHANNEL 6469 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 6470 { 6471 clearopbeep(cap->oap); 6472 return; 6473 } 6474 #endif 6475 n_swapchar(cap); 6476 } 6477 else 6478 nv_operator(cap); 6479 } 6480 6481 /* 6482 * Handle an operator command. 6483 * The actual work is done by do_pending_operator(). 6484 */ 6485 static void 6486 nv_operator(cmdarg_T *cap) 6487 { 6488 int op_type; 6489 6490 op_type = get_op_type(cap->cmdchar, cap->nchar); 6491 #ifdef FEAT_JOB_CHANNEL 6492 if (bt_prompt(curbuf) && op_is_change(op_type) && !prompt_curpos_editable()) 6493 { 6494 clearopbeep(cap->oap); 6495 return; 6496 } 6497 #endif 6498 6499 if (op_type == cap->oap->op_type) // double operator works on lines 6500 nv_lineop(cap); 6501 else if (!checkclearop(cap->oap)) 6502 { 6503 cap->oap->start = curwin->w_cursor; 6504 cap->oap->op_type = op_type; 6505 #ifdef FEAT_EVAL 6506 set_op_var(op_type); 6507 #endif 6508 } 6509 } 6510 6511 #ifdef FEAT_EVAL 6512 /* 6513 * Set v:operator to the characters for "optype". 6514 */ 6515 static void 6516 set_op_var(int optype) 6517 { 6518 char_u opchars[3]; 6519 6520 if (optype == OP_NOP) 6521 set_vim_var_string(VV_OP, NULL, 0); 6522 else 6523 { 6524 opchars[0] = get_op_char(optype); 6525 opchars[1] = get_extra_op_char(optype); 6526 opchars[2] = NUL; 6527 set_vim_var_string(VV_OP, opchars, -1); 6528 } 6529 } 6530 #endif 6531 6532 /* 6533 * Handle linewise operator "dd", "yy", etc. 6534 * 6535 * "_" is is a strange motion command that helps make operators more logical. 6536 * It is actually implemented, but not documented in the real Vi. This motion 6537 * command actually refers to "the current line". Commands like "dd" and "yy" 6538 * are really an alternate form of "d_" and "y_". It does accept a count, so 6539 * "d3_" works to delete 3 lines. 6540 */ 6541 static void 6542 nv_lineop(cmdarg_T *cap) 6543 { 6544 cap->oap->motion_type = MLINE; 6545 if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL) 6546 clearopbeep(cap->oap); 6547 else if ( (cap->oap->op_type == OP_DELETE // only with linewise motions 6548 && cap->oap->motion_force != 'v' 6549 && cap->oap->motion_force != Ctrl_V) 6550 || cap->oap->op_type == OP_LSHIFT 6551 || cap->oap->op_type == OP_RSHIFT) 6552 beginline(BL_SOL | BL_FIX); 6553 else if (cap->oap->op_type != OP_YANK) // 'Y' does not move cursor 6554 beginline(BL_WHITE | BL_FIX); 6555 } 6556 6557 /* 6558 * <Home> command. 6559 */ 6560 static void 6561 nv_home(cmdarg_T *cap) 6562 { 6563 // CTRL-HOME is like "gg" 6564 if (mod_mask & MOD_MASK_CTRL) 6565 nv_goto(cap); 6566 else 6567 { 6568 cap->count0 = 1; 6569 nv_pipe(cap); 6570 } 6571 ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a 6572 // one-character line). 6573 } 6574 6575 /* 6576 * "|" command. 6577 */ 6578 static void 6579 nv_pipe(cmdarg_T *cap) 6580 { 6581 cap->oap->motion_type = MCHAR; 6582 cap->oap->inclusive = FALSE; 6583 beginline(0); 6584 if (cap->count0 > 0) 6585 { 6586 coladvance((colnr_T)(cap->count0 - 1)); 6587 curwin->w_curswant = (colnr_T)(cap->count0 - 1); 6588 } 6589 else 6590 curwin->w_curswant = 0; 6591 // keep curswant at the column where we wanted to go, not where 6592 // we ended; differs if line is too short 6593 curwin->w_set_curswant = FALSE; 6594 } 6595 6596 /* 6597 * Handle back-word command "b" and "B". 6598 * cap->arg is 1 for "B" 6599 */ 6600 static void 6601 nv_bck_word(cmdarg_T *cap) 6602 { 6603 cap->oap->motion_type = MCHAR; 6604 cap->oap->inclusive = FALSE; 6605 curwin->w_set_curswant = TRUE; 6606 if (bck_word(cap->count1, cap->arg, FALSE) == FAIL) 6607 clearopbeep(cap->oap); 6608 #ifdef FEAT_FOLDING 6609 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6610 foldOpenCursor(); 6611 #endif 6612 } 6613 6614 /* 6615 * Handle word motion commands "e", "E", "w" and "W". 6616 * cap->arg is TRUE for "E" and "W". 6617 */ 6618 static void 6619 nv_wordcmd(cmdarg_T *cap) 6620 { 6621 int n; 6622 int word_end; 6623 int flag = FALSE; 6624 pos_T startpos = curwin->w_cursor; 6625 6626 /* 6627 * Set inclusive for the "E" and "e" command. 6628 */ 6629 if (cap->cmdchar == 'e' || cap->cmdchar == 'E') 6630 word_end = TRUE; 6631 else 6632 word_end = FALSE; 6633 cap->oap->inclusive = word_end; 6634 6635 /* 6636 * "cw" and "cW" are a special case. 6637 */ 6638 if (!word_end && cap->oap->op_type == OP_CHANGE) 6639 { 6640 n = gchar_cursor(); 6641 if (n != NUL) // not an empty line 6642 { 6643 if (VIM_ISWHITE(n)) 6644 { 6645 /* 6646 * Reproduce a funny Vi behaviour: "cw" on a blank only 6647 * changes one character, not all blanks until the start of 6648 * the next word. Only do this when the 'w' flag is included 6649 * in 'cpoptions'. 6650 */ 6651 if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL) 6652 { 6653 cap->oap->inclusive = TRUE; 6654 cap->oap->motion_type = MCHAR; 6655 return; 6656 } 6657 } 6658 else 6659 { 6660 /* 6661 * This is a little strange. To match what the real Vi does, 6662 * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided 6663 * that we are not on a space or a TAB. This seems impolite 6664 * at first, but it's really more what we mean when we say 6665 * 'cw'. 6666 * Another strangeness: When standing on the end of a word 6667 * "ce" will change until the end of the next word, but "cw" 6668 * will change only one character! This is done by setting 6669 * flag. 6670 */ 6671 cap->oap->inclusive = TRUE; 6672 word_end = TRUE; 6673 flag = TRUE; 6674 } 6675 } 6676 } 6677 6678 cap->oap->motion_type = MCHAR; 6679 curwin->w_set_curswant = TRUE; 6680 if (word_end) 6681 n = end_word(cap->count1, cap->arg, flag, FALSE); 6682 else 6683 n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP); 6684 6685 // Don't leave the cursor on the NUL past the end of line. Unless we 6686 // didn't move it forward. 6687 if (LT_POS(startpos, curwin->w_cursor)) 6688 adjust_cursor(cap->oap); 6689 6690 if (n == FAIL && cap->oap->op_type == OP_NOP) 6691 clearopbeep(cap->oap); 6692 else 6693 { 6694 adjust_for_sel(cap); 6695 #ifdef FEAT_FOLDING 6696 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6697 foldOpenCursor(); 6698 #endif 6699 } 6700 } 6701 6702 /* 6703 * Used after a movement command: If the cursor ends up on the NUL after the 6704 * end of the line, may move it back to the last character and make the motion 6705 * inclusive. 6706 */ 6707 static void 6708 adjust_cursor(oparg_T *oap) 6709 { 6710 // The cursor cannot remain on the NUL when: 6711 // - the column is > 0 6712 // - not in Visual mode or 'selection' is "o" 6713 // - 'virtualedit' is not "all" and not "onemore". 6714 if (curwin->w_cursor.col > 0 && gchar_cursor() == NUL 6715 && (!VIsual_active || *p_sel == 'o') 6716 && !virtual_active() && (ve_flags & VE_ONEMORE) == 0) 6717 { 6718 --curwin->w_cursor.col; 6719 // prevent cursor from moving on the trail byte 6720 if (has_mbyte) 6721 mb_adjust_cursor(); 6722 oap->inclusive = TRUE; 6723 } 6724 } 6725 6726 /* 6727 * "0" and "^" commands. 6728 * cap->arg is the argument for beginline(). 6729 */ 6730 static void 6731 nv_beginline(cmdarg_T *cap) 6732 { 6733 cap->oap->motion_type = MCHAR; 6734 cap->oap->inclusive = FALSE; 6735 beginline(cap->arg); 6736 #ifdef FEAT_FOLDING 6737 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6738 foldOpenCursor(); 6739 #endif 6740 ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a 6741 // one-character line). 6742 } 6743 6744 /* 6745 * In exclusive Visual mode, may include the last character. 6746 */ 6747 static void 6748 adjust_for_sel(cmdarg_T *cap) 6749 { 6750 if (VIsual_active && cap->oap->inclusive && *p_sel == 'e' 6751 && gchar_cursor() != NUL && LT_POS(VIsual, curwin->w_cursor)) 6752 { 6753 if (has_mbyte) 6754 inc_cursor(); 6755 else 6756 ++curwin->w_cursor.col; 6757 cap->oap->inclusive = FALSE; 6758 } 6759 } 6760 6761 /* 6762 * Exclude last character at end of Visual area for 'selection' == "exclusive". 6763 * Should check VIsual_mode before calling this. 6764 * Returns TRUE when backed up to the previous line. 6765 */ 6766 int 6767 unadjust_for_sel(void) 6768 { 6769 pos_T *pp; 6770 6771 if (*p_sel == 'e' && !EQUAL_POS(VIsual, curwin->w_cursor)) 6772 { 6773 if (LT_POS(VIsual, curwin->w_cursor)) 6774 pp = &curwin->w_cursor; 6775 else 6776 pp = &VIsual; 6777 if (pp->coladd > 0) 6778 --pp->coladd; 6779 else 6780 if (pp->col > 0) 6781 { 6782 --pp->col; 6783 mb_adjustpos(curbuf, pp); 6784 } 6785 else if (pp->lnum > 1) 6786 { 6787 --pp->lnum; 6788 pp->col = (colnr_T)STRLEN(ml_get(pp->lnum)); 6789 return TRUE; 6790 } 6791 } 6792 return FALSE; 6793 } 6794 6795 /* 6796 * SELECT key in Normal or Visual mode: end of Select mode mapping. 6797 */ 6798 static void 6799 nv_select(cmdarg_T *cap) 6800 { 6801 if (VIsual_active) 6802 VIsual_select = TRUE; 6803 else if (VIsual_reselect) 6804 { 6805 cap->nchar = 'v'; // fake "gv" command 6806 cap->arg = TRUE; 6807 nv_g_cmd(cap); 6808 } 6809 } 6810 6811 6812 /* 6813 * "G", "gg", CTRL-END, CTRL-HOME. 6814 * cap->arg is TRUE for "G". 6815 */ 6816 static void 6817 nv_goto(cmdarg_T *cap) 6818 { 6819 linenr_T lnum; 6820 6821 if (cap->arg) 6822 lnum = curbuf->b_ml.ml_line_count; 6823 else 6824 lnum = 1L; 6825 cap->oap->motion_type = MLINE; 6826 setpcmark(); 6827 6828 // When a count is given, use it instead of the default lnum 6829 if (cap->count0 != 0) 6830 lnum = cap->count0; 6831 if (lnum < 1L) 6832 lnum = 1L; 6833 else if (lnum > curbuf->b_ml.ml_line_count) 6834 lnum = curbuf->b_ml.ml_line_count; 6835 curwin->w_cursor.lnum = lnum; 6836 beginline(BL_SOL | BL_FIX); 6837 #ifdef FEAT_FOLDING 6838 if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP) 6839 foldOpenCursor(); 6840 #endif 6841 } 6842 6843 /* 6844 * CTRL-\ in Normal mode. 6845 */ 6846 static void 6847 nv_normal(cmdarg_T *cap) 6848 { 6849 if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G) 6850 { 6851 clearop(cap->oap); 6852 if (restart_edit != 0 && mode_displayed) 6853 clear_cmdline = TRUE; // unshow mode later 6854 restart_edit = 0; 6855 #ifdef FEAT_CMDWIN 6856 if (cmdwin_type != 0) 6857 cmdwin_result = Ctrl_C; 6858 #endif 6859 if (VIsual_active) 6860 { 6861 end_visual_mode(); // stop Visual 6862 redraw_curbuf_later(INVERTED); 6863 } 6864 // CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. 6865 if (cap->nchar == Ctrl_G && p_im) 6866 restart_edit = 'a'; 6867 } 6868 else 6869 clearopbeep(cap->oap); 6870 } 6871 6872 /* 6873 * ESC in Normal mode: beep, but don't flush buffers. 6874 * Don't even beep if we are canceling a command. 6875 */ 6876 static void 6877 nv_esc(cmdarg_T *cap) 6878 { 6879 int no_reason; 6880 6881 no_reason = (cap->oap->op_type == OP_NOP 6882 && cap->opcount == 0 6883 && cap->count0 == 0 6884 && cap->oap->regname == 0 6885 && !p_im); 6886 6887 if (cap->arg) // TRUE for CTRL-C 6888 { 6889 if (restart_edit == 0 6890 #ifdef FEAT_CMDWIN 6891 && cmdwin_type == 0 6892 #endif 6893 && !VIsual_active 6894 && no_reason) 6895 { 6896 if (anyBufIsChanged()) 6897 msg(_("Type :qa! and press <Enter> to abandon all changes and exit Vim")); 6898 else 6899 msg(_("Type :qa and press <Enter> to exit Vim")); 6900 } 6901 6902 // Don't reset "restart_edit" when 'insertmode' is set, it won't be 6903 // set again below when halfway a mapping. 6904 if (!p_im) 6905 restart_edit = 0; 6906 #ifdef FEAT_CMDWIN 6907 if (cmdwin_type != 0) 6908 { 6909 cmdwin_result = K_IGNORE; 6910 got_int = FALSE; // don't stop executing autocommands et al. 6911 return; 6912 } 6913 #endif 6914 } 6915 6916 if (VIsual_active) 6917 { 6918 end_visual_mode(); // stop Visual 6919 check_cursor_col(); // make sure cursor is not beyond EOL 6920 curwin->w_set_curswant = TRUE; 6921 redraw_curbuf_later(INVERTED); 6922 } 6923 else if (no_reason) 6924 vim_beep(BO_ESC); 6925 clearop(cap->oap); 6926 6927 // A CTRL-C is often used at the start of a menu. When 'insertmode' is 6928 // set return to Insert mode afterwards. 6929 if (restart_edit == 0 && goto_im() && ex_normal_busy == 0) 6930 restart_edit = 'a'; 6931 } 6932 6933 /* 6934 * Move the cursor for the "A" command. 6935 */ 6936 void 6937 set_cursor_for_append_to_line(void) 6938 { 6939 curwin->w_set_curswant = TRUE; 6940 if (ve_flags == VE_ALL) 6941 { 6942 int save_State = State; 6943 6944 // Pretend Insert mode here to allow the cursor on the 6945 // character past the end of the line 6946 State = INSERT; 6947 coladvance((colnr_T)MAXCOL); 6948 State = save_State; 6949 } 6950 else 6951 curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor()); 6952 } 6953 6954 /* 6955 * Handle "A", "a", "I", "i" and <Insert> commands. 6956 * Also handle K_PS, start bracketed paste. 6957 */ 6958 static void 6959 nv_edit(cmdarg_T *cap) 6960 { 6961 // <Insert> is equal to "i" 6962 if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS) 6963 cap->cmdchar = 'i'; 6964 6965 // in Visual mode "A" and "I" are an operator 6966 if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I')) 6967 { 6968 #ifdef FEAT_TERMINAL 6969 if (term_in_normal_mode()) 6970 { 6971 end_visual_mode(); 6972 clearop(cap->oap); 6973 term_enter_job_mode(); 6974 return; 6975 } 6976 #endif 6977 v_visop(cap); 6978 } 6979 6980 // in Visual mode and after an operator "a" and "i" are for text objects 6981 else if ((cap->cmdchar == 'a' || cap->cmdchar == 'i') 6982 && (cap->oap->op_type != OP_NOP || VIsual_active)) 6983 { 6984 #ifdef FEAT_TEXTOBJ 6985 nv_object(cap); 6986 #else 6987 clearopbeep(cap->oap); 6988 #endif 6989 } 6990 #ifdef FEAT_TERMINAL 6991 else if (term_in_normal_mode()) 6992 { 6993 clearop(cap->oap); 6994 term_enter_job_mode(); 6995 return; 6996 } 6997 #endif 6998 else if (!curbuf->b_p_ma && !p_im) 6999 { 7000 // Only give this error when 'insertmode' is off. 7001 emsg(_(e_modifiable)); 7002 clearop(cap->oap); 7003 if (cap->cmdchar == K_PS) 7004 // drop the pasted text 7005 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7006 } 7007 else if (cap->cmdchar == K_PS && VIsual_active) 7008 { 7009 pos_T old_pos = curwin->w_cursor; 7010 pos_T old_visual = VIsual; 7011 7012 // In Visual mode the selected text is deleted. 7013 if (VIsual_mode == 'V' || curwin->w_cursor.lnum != VIsual.lnum) 7014 { 7015 shift_delete_registers(); 7016 cap->oap->regname = '1'; 7017 } 7018 else 7019 cap->oap->regname = '-'; 7020 cap->cmdchar = 'd'; 7021 cap->nchar = NUL; 7022 nv_operator(cap); 7023 do_pending_operator(cap, 0, FALSE); 7024 cap->cmdchar = K_PS; 7025 7026 // When the last char in the line was deleted then append. Detect this 7027 // by checking if the cursor moved to before the Visual area. 7028 if (*ml_get_cursor() != NUL && LT_POS(curwin->w_cursor, old_pos) 7029 && LT_POS(curwin->w_cursor, old_visual)) 7030 inc_cursor(); 7031 7032 // Insert to replace the deleted text with the pasted text. 7033 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7034 } 7035 else if (!checkclearopq(cap->oap)) 7036 { 7037 switch (cap->cmdchar) 7038 { 7039 case 'A': // "A"ppend after the line 7040 set_cursor_for_append_to_line(); 7041 break; 7042 7043 case 'I': // "I"nsert before the first non-blank 7044 if (vim_strchr(p_cpo, CPO_INSEND) == NULL) 7045 beginline(BL_WHITE); 7046 else 7047 beginline(BL_WHITE|BL_FIX); 7048 break; 7049 7050 case K_PS: 7051 // Bracketed paste works like "a"ppend, unless the cursor is in 7052 // the first column, then it inserts. 7053 if (curwin->w_cursor.col == 0) 7054 break; 7055 // FALLTHROUGH 7056 7057 case 'a': // "a"ppend is like "i"nsert on the next character. 7058 // increment coladd when in virtual space, increment the 7059 // column otherwise, also to append after an unprintable char 7060 if (virtual_active() 7061 && (curwin->w_cursor.coladd > 0 7062 || *ml_get_cursor() == NUL 7063 || *ml_get_cursor() == TAB)) 7064 curwin->w_cursor.coladd++; 7065 else if (*ml_get_cursor() != NUL) 7066 inc_cursor(); 7067 break; 7068 } 7069 7070 if (curwin->w_cursor.coladd && cap->cmdchar != 'A') 7071 { 7072 int save_State = State; 7073 7074 // Pretend Insert mode here to allow the cursor on the 7075 // character past the end of the line 7076 State = INSERT; 7077 coladvance(getviscol()); 7078 State = save_State; 7079 } 7080 7081 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7082 } 7083 else if (cap->cmdchar == K_PS) 7084 // drop the pasted text 7085 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7086 } 7087 7088 /* 7089 * Invoke edit() and take care of "restart_edit" and the return value. 7090 */ 7091 static void 7092 invoke_edit( 7093 cmdarg_T *cap, 7094 int repl, // "r" or "gr" command 7095 int cmd, 7096 int startln) 7097 { 7098 int restart_edit_save = 0; 7099 7100 // Complicated: When the user types "a<C-O>a" we don't want to do Insert 7101 // mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow 7102 // it. 7103 if (repl || !stuff_empty()) 7104 restart_edit_save = restart_edit; 7105 else 7106 restart_edit_save = 0; 7107 7108 // Always reset "restart_edit", this is not a restarted edit. 7109 restart_edit = 0; 7110 7111 if (edit(cmd, startln, cap->count1)) 7112 cap->retval |= CA_COMMAND_BUSY; 7113 7114 if (restart_edit == 0) 7115 restart_edit = restart_edit_save; 7116 } 7117 7118 #ifdef FEAT_TEXTOBJ 7119 /* 7120 * "a" or "i" while an operator is pending or in Visual mode: object motion. 7121 */ 7122 static void 7123 nv_object( 7124 cmdarg_T *cap) 7125 { 7126 int flag; 7127 int include; 7128 char_u *mps_save; 7129 7130 if (cap->cmdchar == 'i') 7131 include = FALSE; // "ix" = inner object: exclude white space 7132 else 7133 include = TRUE; // "ax" = an object: include white space 7134 7135 // Make sure (), [], {} and <> are in 'matchpairs' 7136 mps_save = curbuf->b_p_mps; 7137 curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>"; 7138 7139 switch (cap->nchar) 7140 { 7141 case 'w': // "aw" = a word 7142 flag = current_word(cap->oap, cap->count1, include, FALSE); 7143 break; 7144 case 'W': // "aW" = a WORD 7145 flag = current_word(cap->oap, cap->count1, include, TRUE); 7146 break; 7147 case 'b': // "ab" = a braces block 7148 case '(': 7149 case ')': 7150 flag = current_block(cap->oap, cap->count1, include, '(', ')'); 7151 break; 7152 case 'B': // "aB" = a Brackets block 7153 case '{': 7154 case '}': 7155 flag = current_block(cap->oap, cap->count1, include, '{', '}'); 7156 break; 7157 case '[': // "a[" = a [] block 7158 case ']': 7159 flag = current_block(cap->oap, cap->count1, include, '[', ']'); 7160 break; 7161 case '<': // "a<" = a <> block 7162 case '>': 7163 flag = current_block(cap->oap, cap->count1, include, '<', '>'); 7164 break; 7165 case 't': // "at" = a tag block (xml and html) 7166 // Do not adjust oap->end in do_pending_operator() 7167 // otherwise there are different results for 'dit' 7168 // (note leading whitespace in last line): 7169 // 1) <b> 2) <b> 7170 // foobar foobar 7171 // </b> </b> 7172 cap->retval |= CA_NO_ADJ_OP_END; 7173 flag = current_tagblock(cap->oap, cap->count1, include); 7174 break; 7175 case 'p': // "ap" = a paragraph 7176 flag = current_par(cap->oap, cap->count1, include, 'p'); 7177 break; 7178 case 's': // "as" = a sentence 7179 flag = current_sent(cap->oap, cap->count1, include); 7180 break; 7181 case '"': // "a"" = a double quoted string 7182 case '\'': // "a'" = a single quoted string 7183 case '`': // "a`" = a backtick quoted string 7184 flag = current_quote(cap->oap, cap->count1, include, 7185 cap->nchar); 7186 break; 7187 #if 0 // TODO 7188 case 'S': // "aS" = a section 7189 case 'f': // "af" = a filename 7190 case 'u': // "au" = a URL 7191 #endif 7192 default: 7193 flag = FAIL; 7194 break; 7195 } 7196 7197 curbuf->b_p_mps = mps_save; 7198 if (flag == FAIL) 7199 clearopbeep(cap->oap); 7200 adjust_cursor_col(); 7201 curwin->w_set_curswant = TRUE; 7202 } 7203 #endif 7204 7205 /* 7206 * "q" command: Start/stop recording. 7207 * "q:", "q/", "q?": edit command-line in command-line window. 7208 */ 7209 static void 7210 nv_record(cmdarg_T *cap) 7211 { 7212 if (cap->oap->op_type == OP_FORMAT) 7213 { 7214 // "gqq" is the same as "gqgq": format line 7215 cap->cmdchar = 'g'; 7216 cap->nchar = 'q'; 7217 nv_operator(cap); 7218 } 7219 else if (!checkclearop(cap->oap)) 7220 { 7221 #ifdef FEAT_CMDWIN 7222 if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?') 7223 { 7224 stuffcharReadbuff(cap->nchar); 7225 stuffcharReadbuff(K_CMDWIN); 7226 } 7227 else 7228 #endif 7229 // (stop) recording into a named register, unless executing a 7230 // register 7231 if (reg_executing == 0 && do_record(cap->nchar) == FAIL) 7232 clearopbeep(cap->oap); 7233 } 7234 } 7235 7236 /* 7237 * Handle the "@r" command. 7238 */ 7239 static void 7240 nv_at(cmdarg_T *cap) 7241 { 7242 if (checkclearop(cap->oap)) 7243 return; 7244 #ifdef FEAT_EVAL 7245 if (cap->nchar == '=') 7246 { 7247 if (get_expr_register() == NUL) 7248 return; 7249 } 7250 #endif 7251 while (cap->count1-- && !got_int) 7252 { 7253 if (do_execreg(cap->nchar, FALSE, FALSE, FALSE) == FAIL) 7254 { 7255 clearopbeep(cap->oap); 7256 break; 7257 } 7258 line_breakcheck(); 7259 } 7260 } 7261 7262 /* 7263 * Handle the CTRL-U and CTRL-D commands. 7264 */ 7265 static void 7266 nv_halfpage(cmdarg_T *cap) 7267 { 7268 if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1) 7269 || (cap->cmdchar == Ctrl_D 7270 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)) 7271 clearopbeep(cap->oap); 7272 else if (!checkclearop(cap->oap)) 7273 halfpage(cap->cmdchar == Ctrl_D, cap->count0); 7274 } 7275 7276 /* 7277 * Handle "J" or "gJ" command. 7278 */ 7279 static void 7280 nv_join(cmdarg_T *cap) 7281 { 7282 if (VIsual_active) // join the visual lines 7283 nv_operator(cap); 7284 else if (!checkclearop(cap->oap)) 7285 { 7286 if (cap->count0 <= 1) 7287 cap->count0 = 2; // default for join is two lines! 7288 if (curwin->w_cursor.lnum + cap->count0 - 1 > 7289 curbuf->b_ml.ml_line_count) 7290 { 7291 // can't join when on the last line 7292 if (cap->count0 <= 2) 7293 { 7294 clearopbeep(cap->oap); 7295 return; 7296 } 7297 cap->count0 = curbuf->b_ml.ml_line_count 7298 - curwin->w_cursor.lnum + 1; 7299 } 7300 7301 prep_redo(cap->oap->regname, cap->count0, 7302 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 7303 (void)do_join(cap->count0, cap->nchar == NUL, TRUE, TRUE, TRUE); 7304 } 7305 } 7306 7307 /* 7308 * "P", "gP", "p" and "gp" commands. 7309 */ 7310 static void 7311 nv_put(cmdarg_T *cap) 7312 { 7313 nv_put_opt(cap, FALSE); 7314 } 7315 7316 /* 7317 * "P", "gP", "p" and "gp" commands. 7318 * "fix_indent" is TRUE for "[p", "[P", "]p" and "]P". 7319 */ 7320 static void 7321 nv_put_opt(cmdarg_T *cap, int fix_indent) 7322 { 7323 int regname = 0; 7324 void *reg1 = NULL, *reg2 = NULL; 7325 int empty = FALSE; 7326 int was_visual = FALSE; 7327 int dir; 7328 int flags = 0; 7329 7330 if (cap->oap->op_type != OP_NOP) 7331 { 7332 #ifdef FEAT_DIFF 7333 // "dp" is ":diffput" 7334 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p') 7335 { 7336 clearop(cap->oap); 7337 nv_diffgetput(TRUE, cap->opcount); 7338 } 7339 else 7340 #endif 7341 clearopbeep(cap->oap); 7342 } 7343 #ifdef FEAT_JOB_CHANNEL 7344 else if (bt_prompt(curbuf) && !prompt_curpos_editable()) 7345 { 7346 clearopbeep(cap->oap); 7347 } 7348 #endif 7349 else 7350 { 7351 if (fix_indent) 7352 { 7353 dir = (cap->cmdchar == ']' && cap->nchar == 'p') 7354 ? FORWARD : BACKWARD; 7355 flags |= PUT_FIXINDENT; 7356 } 7357 else 7358 dir = (cap->cmdchar == 'P' 7359 || (cap->cmdchar == 'g' && cap->nchar == 'P')) 7360 ? BACKWARD : FORWARD; 7361 prep_redo_cmd(cap); 7362 if (cap->cmdchar == 'g') 7363 flags |= PUT_CURSEND; 7364 7365 if (VIsual_active) 7366 { 7367 // Putting in Visual mode: The put text replaces the selected 7368 // text. First delete the selected text, then put the new text. 7369 // Need to save and restore the registers that the delete 7370 // overwrites if the old contents is being put. 7371 was_visual = TRUE; 7372 regname = cap->oap->regname; 7373 #ifdef FEAT_CLIPBOARD 7374 adjust_clip_reg(®name); 7375 #endif 7376 if (regname == 0 || regname == '"' 7377 || VIM_ISDIGIT(regname) || regname == '-' 7378 #ifdef FEAT_CLIPBOARD 7379 || (clip_unnamed && (regname == '*' || regname == '+')) 7380 #endif 7381 7382 ) 7383 { 7384 // The delete is going to overwrite the register we want to 7385 // put, save it first. 7386 reg1 = get_register(regname, TRUE); 7387 } 7388 7389 // Now delete the selected text. Avoid messages here. 7390 cap->cmdchar = 'd'; 7391 cap->nchar = NUL; 7392 cap->oap->regname = NUL; 7393 ++msg_silent; 7394 nv_operator(cap); 7395 do_pending_operator(cap, 0, FALSE); 7396 empty = (curbuf->b_ml.ml_flags & ML_EMPTY); 7397 --msg_silent; 7398 7399 // delete PUT_LINE_BACKWARD; 7400 cap->oap->regname = regname; 7401 7402 if (reg1 != NULL) 7403 { 7404 // Delete probably changed the register we want to put, save 7405 // it first. Then put back what was there before the delete. 7406 reg2 = get_register(regname, FALSE); 7407 put_register(regname, reg1); 7408 } 7409 7410 // When deleted a linewise Visual area, put the register as 7411 // lines to avoid it joined with the next line. When deletion was 7412 // characterwise, split a line when putting lines. 7413 if (VIsual_mode == 'V') 7414 flags |= PUT_LINE; 7415 else if (VIsual_mode == 'v') 7416 flags |= PUT_LINE_SPLIT; 7417 if (VIsual_mode == Ctrl_V && dir == FORWARD) 7418 flags |= PUT_LINE_FORWARD; 7419 dir = BACKWARD; 7420 if ((VIsual_mode != 'V' 7421 && curwin->w_cursor.col < curbuf->b_op_start.col) 7422 || (VIsual_mode == 'V' 7423 && curwin->w_cursor.lnum < curbuf->b_op_start.lnum)) 7424 // cursor is at the end of the line or end of file, put 7425 // forward. 7426 dir = FORWARD; 7427 // May have been reset in do_put(). 7428 VIsual_active = TRUE; 7429 } 7430 do_put(cap->oap->regname, NULL, dir, cap->count1, flags); 7431 7432 // If a register was saved, put it back now. 7433 if (reg2 != NULL) 7434 put_register(regname, reg2); 7435 7436 // What to reselect with "gv"? Selecting the just put text seems to 7437 // be the most useful, since the original text was removed. 7438 if (was_visual) 7439 { 7440 curbuf->b_visual.vi_start = curbuf->b_op_start; 7441 curbuf->b_visual.vi_end = curbuf->b_op_end; 7442 // need to adjust cursor position 7443 if (*p_sel == 'e') 7444 inc(&curbuf->b_visual.vi_end); 7445 } 7446 7447 // When all lines were selected and deleted do_put() leaves an empty 7448 // line that needs to be deleted now. 7449 if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL) 7450 { 7451 ml_delete_flags(curbuf->b_ml.ml_line_count, ML_DEL_MESSAGE); 7452 deleted_lines(curbuf->b_ml.ml_line_count + 1, 1); 7453 7454 // If the cursor was in that line, move it to the end of the last 7455 // line. 7456 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 7457 { 7458 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 7459 coladvance((colnr_T)MAXCOL); 7460 } 7461 } 7462 auto_format(FALSE, TRUE); 7463 } 7464 } 7465 7466 /* 7467 * "o" and "O" commands. 7468 */ 7469 static void 7470 nv_open(cmdarg_T *cap) 7471 { 7472 #ifdef FEAT_DIFF 7473 // "do" is ":diffget" 7474 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o') 7475 { 7476 clearop(cap->oap); 7477 nv_diffgetput(FALSE, cap->opcount); 7478 } 7479 else 7480 #endif 7481 if (VIsual_active) // switch start and end of visual 7482 v_swap_corners(cap->cmdchar); 7483 #ifdef FEAT_JOB_CHANNEL 7484 else if (bt_prompt(curbuf)) 7485 clearopbeep(cap->oap); 7486 #endif 7487 else 7488 n_opencmd(cap); 7489 } 7490 7491 #ifdef FEAT_NETBEANS_INTG 7492 static void 7493 nv_nbcmd(cmdarg_T *cap) 7494 { 7495 netbeans_keycommand(cap->nchar); 7496 } 7497 #endif 7498 7499 #ifdef FEAT_DND 7500 static void 7501 nv_drop(cmdarg_T *cap UNUSED) 7502 { 7503 do_put('~', NULL, BACKWARD, 1L, PUT_CURSEND); 7504 } 7505 #endif 7506 7507 /* 7508 * Trigger CursorHold event. 7509 * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the 7510 * input buffer. "did_cursorhold" is set to avoid retriggering. 7511 */ 7512 static void 7513 nv_cursorhold(cmdarg_T *cap) 7514 { 7515 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf); 7516 did_cursorhold = TRUE; 7517 cap->retval |= CA_COMMAND_BUSY; // don't call edit() now 7518 } 7519