1 /* vi:set ts=8 sts=4 sw=4 noet: 2 * 3 * VIM - Vi IMproved by Bram Moolenaar 4 * 5 * Do ":help uganda" in Vim to read copying and usage conditions. 6 * Do ":help credits" in Vim to see a list of people who contributed. 7 * See README.txt for an overview of the Vim source code. 8 */ 9 /* 10 * normal.c: Contains the main routine for processing characters in command 11 * mode. Communicates closely with the code in ops.c to handle 12 * the operators. 13 */ 14 15 #include "vim.h" 16 17 static int VIsual_mode_orig = NUL; // saved Visual mode 18 static int restart_VIsual_select = 0; 19 20 #ifdef FEAT_EVAL 21 static void set_vcount_ca(cmdarg_T *cap, int *set_prevcount); 22 #endif 23 static int nv_compare(const void *s1, const void *s2); 24 static void unshift_special(cmdarg_T *cap); 25 #ifdef FEAT_CMDL_INFO 26 static void del_from_showcmd(int); 27 #endif 28 29 /* 30 * nv_*(): functions called to handle Normal and Visual mode commands. 31 * n_*(): functions called to handle Normal mode commands. 32 * v_*(): functions called to handle Visual mode commands. 33 */ 34 static void nv_ignore(cmdarg_T *cap); 35 static void nv_nop(cmdarg_T *cap); 36 static void nv_error(cmdarg_T *cap); 37 static void nv_help(cmdarg_T *cap); 38 static void nv_addsub(cmdarg_T *cap); 39 static void nv_page(cmdarg_T *cap); 40 static void nv_zet(cmdarg_T *cap); 41 #ifdef FEAT_GUI 42 static void nv_ver_scrollbar(cmdarg_T *cap); 43 static void nv_hor_scrollbar(cmdarg_T *cap); 44 #endif 45 #ifdef FEAT_GUI_TABLINE 46 static void nv_tabline(cmdarg_T *cap); 47 static void nv_tabmenu(cmdarg_T *cap); 48 #endif 49 static void nv_exmode(cmdarg_T *cap); 50 static void nv_colon(cmdarg_T *cap); 51 static void nv_ctrlg(cmdarg_T *cap); 52 static void nv_ctrlh(cmdarg_T *cap); 53 static void nv_clear(cmdarg_T *cap); 54 static void nv_ctrlo(cmdarg_T *cap); 55 static void nv_hat(cmdarg_T *cap); 56 static void nv_Zet(cmdarg_T *cap); 57 static void nv_ident(cmdarg_T *cap); 58 static void nv_tagpop(cmdarg_T *cap); 59 static void nv_scroll(cmdarg_T *cap); 60 static void nv_right(cmdarg_T *cap); 61 static void nv_left(cmdarg_T *cap); 62 static void nv_up(cmdarg_T *cap); 63 static void nv_down(cmdarg_T *cap); 64 static void nv_end(cmdarg_T *cap); 65 static void nv_dollar(cmdarg_T *cap); 66 static void nv_search(cmdarg_T *cap); 67 static void nv_next(cmdarg_T *cap); 68 static int normal_search(cmdarg_T *cap, int dir, char_u *pat, int opt, int *wrapped); 69 static void nv_csearch(cmdarg_T *cap); 70 static void nv_brackets(cmdarg_T *cap); 71 static void nv_percent(cmdarg_T *cap); 72 static void nv_brace(cmdarg_T *cap); 73 static void nv_mark(cmdarg_T *cap); 74 static void nv_findpar(cmdarg_T *cap); 75 static void nv_undo(cmdarg_T *cap); 76 static void nv_kundo(cmdarg_T *cap); 77 static void nv_Replace(cmdarg_T *cap); 78 static void nv_replace(cmdarg_T *cap); 79 static void nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos); 80 static void v_visop(cmdarg_T *cap); 81 static void nv_subst(cmdarg_T *cap); 82 static void nv_abbrev(cmdarg_T *cap); 83 static void nv_optrans(cmdarg_T *cap); 84 static void nv_gomark(cmdarg_T *cap); 85 static void nv_pcmark(cmdarg_T *cap); 86 static void nv_regname(cmdarg_T *cap); 87 static void nv_visual(cmdarg_T *cap); 88 static void n_start_visual_mode(int c); 89 static void nv_window(cmdarg_T *cap); 90 static void nv_suspend(cmdarg_T *cap); 91 static void nv_g_cmd(cmdarg_T *cap); 92 static void nv_dot(cmdarg_T *cap); 93 static void nv_redo(cmdarg_T *cap); 94 static void nv_Undo(cmdarg_T *cap); 95 static void nv_tilde(cmdarg_T *cap); 96 static void nv_operator(cmdarg_T *cap); 97 #ifdef FEAT_EVAL 98 static void set_op_var(int optype); 99 #endif 100 static void nv_lineop(cmdarg_T *cap); 101 static void nv_home(cmdarg_T *cap); 102 static void nv_pipe(cmdarg_T *cap); 103 static void nv_bck_word(cmdarg_T *cap); 104 static void nv_wordcmd(cmdarg_T *cap); 105 static void nv_beginline(cmdarg_T *cap); 106 static void adjust_cursor(oparg_T *oap); 107 static void adjust_for_sel(cmdarg_T *cap); 108 static void nv_select(cmdarg_T *cap); 109 static void nv_goto(cmdarg_T *cap); 110 static void nv_normal(cmdarg_T *cap); 111 static void nv_esc(cmdarg_T *oap); 112 static void nv_edit(cmdarg_T *cap); 113 static void invoke_edit(cmdarg_T *cap, int repl, int cmd, int startln); 114 #ifdef FEAT_TEXTOBJ 115 static void nv_object(cmdarg_T *cap); 116 #endif 117 static void nv_record(cmdarg_T *cap); 118 static void nv_at(cmdarg_T *cap); 119 static void nv_halfpage(cmdarg_T *cap); 120 static void nv_join(cmdarg_T *cap); 121 static void nv_put(cmdarg_T *cap); 122 static void nv_put_opt(cmdarg_T *cap, int fix_indent); 123 static void nv_open(cmdarg_T *cap); 124 #ifdef FEAT_NETBEANS_INTG 125 static void nv_nbcmd(cmdarg_T *cap); 126 #endif 127 #ifdef FEAT_DND 128 static void nv_drop(cmdarg_T *cap); 129 #endif 130 static void nv_cursorhold(cmdarg_T *cap); 131 132 static char *e_noident = N_("E349: No identifier under cursor"); 133 134 /* 135 * Function to be called for a Normal or Visual mode command. 136 * The argument is a cmdarg_T. 137 */ 138 typedef void (*nv_func_T)(cmdarg_T *cap); 139 140 // Values for cmd_flags. 141 #define NV_NCH 0x01 // may need to get a second char 142 #define NV_NCH_NOP (0x02|NV_NCH) // get second char when no operator pending 143 #define NV_NCH_ALW (0x04|NV_NCH) // always get a second char 144 #define NV_LANG 0x08 // second char needs language adjustment 145 146 #define NV_SS 0x10 // may start selection 147 #define NV_SSS 0x20 // may start selection with shift modifier 148 #define NV_STS 0x40 // may stop selection without shift modif. 149 #define NV_RL 0x80 // 'rightleft' modifies command 150 #define NV_KEEPREG 0x100 // don't clear regname 151 #define NV_NCW 0x200 // not allowed in command-line window 152 153 /* 154 * Generally speaking, every Normal mode command should either clear any 155 * pending operator (with *clearop*()), or set the motion type variable 156 * oap->motion_type. 157 * 158 * When a cursor motion command is made, it is marked as being a character or 159 * line oriented motion. Then, if an operator is in effect, the operation 160 * becomes character or line oriented accordingly. 161 */ 162 163 /* 164 * This table contains one entry for every Normal or Visual mode command. 165 * The order doesn't matter, init_normal_cmds() will create a sorted index. 166 * It is faster when all keys from zero to '~' are present. 167 */ 168 static const struct nv_cmd 169 { 170 int cmd_char; // (first) command character 171 nv_func_T cmd_func; // function for this command 172 short_u cmd_flags; // NV_ flags 173 short cmd_arg; // value for ca.arg 174 } nv_cmds[] = 175 { 176 {NUL, nv_error, 0, 0}, 177 {Ctrl_A, nv_addsub, 0, 0}, 178 {Ctrl_B, nv_page, NV_STS, BACKWARD}, 179 {Ctrl_C, nv_esc, 0, TRUE}, 180 {Ctrl_D, nv_halfpage, 0, 0}, 181 {Ctrl_E, nv_scroll_line, 0, TRUE}, 182 {Ctrl_F, nv_page, NV_STS, FORWARD}, 183 {Ctrl_G, nv_ctrlg, 0, 0}, 184 {Ctrl_H, nv_ctrlh, 0, 0}, 185 {Ctrl_I, nv_pcmark, 0, 0}, 186 {NL, nv_down, 0, FALSE}, 187 {Ctrl_K, nv_error, 0, 0}, 188 {Ctrl_L, nv_clear, 0, 0}, 189 {CAR, nv_down, 0, TRUE}, 190 {Ctrl_N, nv_down, NV_STS, FALSE}, 191 {Ctrl_O, nv_ctrlo, 0, 0}, 192 {Ctrl_P, nv_up, NV_STS, FALSE}, 193 {Ctrl_Q, nv_visual, 0, FALSE}, 194 {Ctrl_R, nv_redo, 0, 0}, 195 {Ctrl_S, nv_ignore, 0, 0}, 196 {Ctrl_T, nv_tagpop, NV_NCW, 0}, 197 {Ctrl_U, nv_halfpage, 0, 0}, 198 {Ctrl_V, nv_visual, 0, FALSE}, 199 {'V', nv_visual, 0, FALSE}, 200 {'v', nv_visual, 0, FALSE}, 201 {Ctrl_W, nv_window, 0, 0}, 202 {Ctrl_X, nv_addsub, 0, 0}, 203 {Ctrl_Y, nv_scroll_line, 0, FALSE}, 204 {Ctrl_Z, nv_suspend, 0, 0}, 205 {ESC, nv_esc, 0, FALSE}, 206 {Ctrl_BSL, nv_normal, NV_NCH_ALW, 0}, 207 {Ctrl_RSB, nv_ident, NV_NCW, 0}, 208 {Ctrl_HAT, nv_hat, NV_NCW, 0}, 209 {Ctrl__, nv_error, 0, 0}, 210 {' ', nv_right, 0, 0}, 211 {'!', nv_operator, 0, 0}, 212 {'"', nv_regname, NV_NCH_NOP|NV_KEEPREG, 0}, 213 {'#', nv_ident, 0, 0}, 214 {'$', nv_dollar, 0, 0}, 215 {'%', nv_percent, 0, 0}, 216 {'&', nv_optrans, 0, 0}, 217 {'\'', nv_gomark, NV_NCH_ALW, TRUE}, 218 {'(', nv_brace, 0, BACKWARD}, 219 {')', nv_brace, 0, FORWARD}, 220 {'*', nv_ident, 0, 0}, 221 {'+', nv_down, 0, TRUE}, 222 {',', nv_csearch, 0, TRUE}, 223 {'-', nv_up, 0, TRUE}, 224 {'.', nv_dot, NV_KEEPREG, 0}, 225 {'/', nv_search, 0, FALSE}, 226 {'0', nv_beginline, 0, 0}, 227 {'1', nv_ignore, 0, 0}, 228 {'2', nv_ignore, 0, 0}, 229 {'3', nv_ignore, 0, 0}, 230 {'4', nv_ignore, 0, 0}, 231 {'5', nv_ignore, 0, 0}, 232 {'6', nv_ignore, 0, 0}, 233 {'7', nv_ignore, 0, 0}, 234 {'8', nv_ignore, 0, 0}, 235 {'9', nv_ignore, 0, 0}, 236 {':', nv_colon, 0, 0}, 237 {';', nv_csearch, 0, FALSE}, 238 {'<', nv_operator, NV_RL, 0}, 239 {'=', nv_operator, 0, 0}, 240 {'>', nv_operator, NV_RL, 0}, 241 {'?', nv_search, 0, FALSE}, 242 {'@', nv_at, NV_NCH_NOP, FALSE}, 243 {'A', nv_edit, 0, 0}, 244 {'B', nv_bck_word, 0, 1}, 245 {'C', nv_abbrev, NV_KEEPREG, 0}, 246 {'D', nv_abbrev, NV_KEEPREG, 0}, 247 {'E', nv_wordcmd, 0, TRUE}, 248 {'F', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD}, 249 {'G', nv_goto, 0, TRUE}, 250 {'H', nv_scroll, 0, 0}, 251 {'I', nv_edit, 0, 0}, 252 {'J', nv_join, 0, 0}, 253 {'K', nv_ident, 0, 0}, 254 {'L', nv_scroll, 0, 0}, 255 {'M', nv_scroll, 0, 0}, 256 {'N', nv_next, 0, SEARCH_REV}, 257 {'O', nv_open, 0, 0}, 258 {'P', nv_put, 0, 0}, 259 {'Q', nv_exmode, NV_NCW, 0}, 260 {'R', nv_Replace, 0, FALSE}, 261 {'S', nv_subst, NV_KEEPREG, 0}, 262 {'T', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD}, 263 {'U', nv_Undo, 0, 0}, 264 {'W', nv_wordcmd, 0, TRUE}, 265 {'X', nv_abbrev, NV_KEEPREG, 0}, 266 {'Y', nv_abbrev, NV_KEEPREG, 0}, 267 {'Z', nv_Zet, NV_NCH_NOP|NV_NCW, 0}, 268 {'[', nv_brackets, NV_NCH_ALW, BACKWARD}, 269 {'\\', nv_error, 0, 0}, 270 {']', nv_brackets, NV_NCH_ALW, FORWARD}, 271 {'^', nv_beginline, 0, BL_WHITE | BL_FIX}, 272 {'_', nv_lineop, 0, 0}, 273 {'`', nv_gomark, NV_NCH_ALW, FALSE}, 274 {'a', nv_edit, NV_NCH, 0}, 275 {'b', nv_bck_word, 0, 0}, 276 {'c', nv_operator, 0, 0}, 277 {'d', nv_operator, 0, 0}, 278 {'e', nv_wordcmd, 0, FALSE}, 279 {'f', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD}, 280 {'g', nv_g_cmd, NV_NCH_ALW, FALSE}, 281 {'h', nv_left, NV_RL, 0}, 282 {'i', nv_edit, NV_NCH, 0}, 283 {'j', nv_down, 0, FALSE}, 284 {'k', nv_up, 0, FALSE}, 285 {'l', nv_right, NV_RL, 0}, 286 {'m', nv_mark, NV_NCH_NOP, 0}, 287 {'n', nv_next, 0, 0}, 288 {'o', nv_open, 0, 0}, 289 {'p', nv_put, 0, 0}, 290 {'q', nv_record, NV_NCH, 0}, 291 {'r', nv_replace, NV_NCH_NOP|NV_LANG, 0}, 292 {'s', nv_subst, NV_KEEPREG, 0}, 293 {'t', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD}, 294 {'u', nv_undo, 0, 0}, 295 {'w', nv_wordcmd, 0, FALSE}, 296 {'x', nv_abbrev, NV_KEEPREG, 0}, 297 {'y', nv_operator, 0, 0}, 298 {'z', nv_zet, NV_NCH_ALW, 0}, 299 {'{', nv_findpar, 0, BACKWARD}, 300 {'|', nv_pipe, 0, 0}, 301 {'}', nv_findpar, 0, FORWARD}, 302 {'~', nv_tilde, 0, 0}, 303 304 // pound sign 305 {POUND, nv_ident, 0, 0}, 306 {K_MOUSEUP, nv_mousescroll, 0, MSCR_UP}, 307 {K_MOUSEDOWN, nv_mousescroll, 0, MSCR_DOWN}, 308 {K_MOUSELEFT, nv_mousescroll, 0, MSCR_LEFT}, 309 {K_MOUSERIGHT, nv_mousescroll, 0, MSCR_RIGHT}, 310 {K_LEFTMOUSE, nv_mouse, 0, 0}, 311 {K_LEFTMOUSE_NM, nv_mouse, 0, 0}, 312 {K_LEFTDRAG, nv_mouse, 0, 0}, 313 {K_LEFTRELEASE, nv_mouse, 0, 0}, 314 {K_LEFTRELEASE_NM, nv_mouse, 0, 0}, 315 {K_MOUSEMOVE, nv_mouse, 0, 0}, 316 {K_MIDDLEMOUSE, nv_mouse, 0, 0}, 317 {K_MIDDLEDRAG, nv_mouse, 0, 0}, 318 {K_MIDDLERELEASE, nv_mouse, 0, 0}, 319 {K_RIGHTMOUSE, nv_mouse, 0, 0}, 320 {K_RIGHTDRAG, nv_mouse, 0, 0}, 321 {K_RIGHTRELEASE, nv_mouse, 0, 0}, 322 {K_X1MOUSE, nv_mouse, 0, 0}, 323 {K_X1DRAG, nv_mouse, 0, 0}, 324 {K_X1RELEASE, nv_mouse, 0, 0}, 325 {K_X2MOUSE, nv_mouse, 0, 0}, 326 {K_X2DRAG, nv_mouse, 0, 0}, 327 {K_X2RELEASE, nv_mouse, 0, 0}, 328 {K_IGNORE, nv_ignore, NV_KEEPREG, 0}, 329 {K_NOP, nv_nop, 0, 0}, 330 {K_INS, nv_edit, 0, 0}, 331 {K_KINS, nv_edit, 0, 0}, 332 {K_BS, nv_ctrlh, 0, 0}, 333 {K_UP, nv_up, NV_SSS|NV_STS, FALSE}, 334 {K_S_UP, nv_page, NV_SS, BACKWARD}, 335 {K_DOWN, nv_down, NV_SSS|NV_STS, FALSE}, 336 {K_S_DOWN, nv_page, NV_SS, FORWARD}, 337 {K_LEFT, nv_left, NV_SSS|NV_STS|NV_RL, 0}, 338 {K_S_LEFT, nv_bck_word, NV_SS|NV_RL, 0}, 339 {K_C_LEFT, nv_bck_word, NV_SSS|NV_RL|NV_STS, 1}, 340 {K_RIGHT, nv_right, NV_SSS|NV_STS|NV_RL, 0}, 341 {K_S_RIGHT, nv_wordcmd, NV_SS|NV_RL, FALSE}, 342 {K_C_RIGHT, nv_wordcmd, NV_SSS|NV_RL|NV_STS, TRUE}, 343 {K_PAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD}, 344 {K_KPAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD}, 345 {K_PAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD}, 346 {K_KPAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD}, 347 {K_END, nv_end, NV_SSS|NV_STS, FALSE}, 348 {K_KEND, nv_end, NV_SSS|NV_STS, FALSE}, 349 {K_S_END, nv_end, NV_SS, FALSE}, 350 {K_C_END, nv_end, NV_SSS|NV_STS, TRUE}, 351 {K_HOME, nv_home, NV_SSS|NV_STS, 0}, 352 {K_KHOME, nv_home, NV_SSS|NV_STS, 0}, 353 {K_S_HOME, nv_home, NV_SS, 0}, 354 {K_C_HOME, nv_goto, NV_SSS|NV_STS, FALSE}, 355 {K_DEL, nv_abbrev, 0, 0}, 356 {K_KDEL, nv_abbrev, 0, 0}, 357 {K_UNDO, nv_kundo, 0, 0}, 358 {K_HELP, nv_help, NV_NCW, 0}, 359 {K_F1, nv_help, NV_NCW, 0}, 360 {K_XF1, nv_help, NV_NCW, 0}, 361 {K_SELECT, nv_select, 0, 0}, 362 #ifdef FEAT_GUI 363 {K_VER_SCROLLBAR, nv_ver_scrollbar, 0, 0}, 364 {K_HOR_SCROLLBAR, nv_hor_scrollbar, 0, 0}, 365 #endif 366 #ifdef FEAT_GUI_TABLINE 367 {K_TABLINE, nv_tabline, 0, 0}, 368 {K_TABMENU, nv_tabmenu, 0, 0}, 369 #endif 370 #ifdef FEAT_NETBEANS_INTG 371 {K_F21, nv_nbcmd, NV_NCH_ALW, 0}, 372 #endif 373 #ifdef FEAT_DND 374 {K_DROP, nv_drop, NV_STS, 0}, 375 #endif 376 {K_CURSORHOLD, nv_cursorhold, NV_KEEPREG, 0}, 377 {K_PS, nv_edit, 0, 0}, 378 }; 379 380 // Number of commands in nv_cmds[]. 381 #define NV_CMDS_SIZE (sizeof(nv_cmds) / sizeof(struct nv_cmd)) 382 383 // Sorted index of commands in nv_cmds[]. 384 static short nv_cmd_idx[NV_CMDS_SIZE]; 385 386 // The highest index for which 387 // nv_cmds[idx].cmd_char == nv_cmd_idx[nv_cmds[idx].cmd_char] 388 static int nv_max_linear; 389 390 /* 391 * Compare functions for qsort() below, that checks the command character 392 * through the index in nv_cmd_idx[]. 393 */ 394 static int 395 nv_compare(const void *s1, const void *s2) 396 { 397 int c1, c2; 398 399 // The commands are sorted on absolute value. 400 c1 = nv_cmds[*(const short *)s1].cmd_char; 401 c2 = nv_cmds[*(const short *)s2].cmd_char; 402 if (c1 < 0) 403 c1 = -c1; 404 if (c2 < 0) 405 c2 = -c2; 406 return c1 - c2; 407 } 408 409 /* 410 * Initialize the nv_cmd_idx[] table. 411 */ 412 void 413 init_normal_cmds(void) 414 { 415 int i; 416 417 // Fill the index table with a one to one relation. 418 for (i = 0; i < (int)NV_CMDS_SIZE; ++i) 419 nv_cmd_idx[i] = i; 420 421 // Sort the commands by the command character. 422 qsort((void *)&nv_cmd_idx, (size_t)NV_CMDS_SIZE, sizeof(short), nv_compare); 423 424 // Find the first entry that can't be indexed by the command character. 425 for (i = 0; i < (int)NV_CMDS_SIZE; ++i) 426 if (i != nv_cmds[nv_cmd_idx[i]].cmd_char) 427 break; 428 nv_max_linear = i - 1; 429 } 430 431 /* 432 * Search for a command in the commands table. 433 * Returns -1 for invalid command. 434 */ 435 static int 436 find_command(int cmdchar) 437 { 438 int i; 439 int idx; 440 int top, bot; 441 int c; 442 443 // A multi-byte character is never a command. 444 if (cmdchar >= 0x100) 445 return -1; 446 447 // We use the absolute value of the character. Special keys have a 448 // negative value, but are sorted on their absolute value. 449 if (cmdchar < 0) 450 cmdchar = -cmdchar; 451 452 // If the character is in the first part: The character is the index into 453 // nv_cmd_idx[]. 454 if (cmdchar <= nv_max_linear) 455 return nv_cmd_idx[cmdchar]; 456 457 // Perform a binary search. 458 bot = nv_max_linear + 1; 459 top = NV_CMDS_SIZE - 1; 460 idx = -1; 461 while (bot <= top) 462 { 463 i = (top + bot) / 2; 464 c = nv_cmds[nv_cmd_idx[i]].cmd_char; 465 if (c < 0) 466 c = -c; 467 if (cmdchar == c) 468 { 469 idx = nv_cmd_idx[i]; 470 break; 471 } 472 if (cmdchar > c) 473 bot = i + 1; 474 else 475 top = i - 1; 476 } 477 return idx; 478 } 479 480 /* 481 * Execute a command in Normal mode. 482 */ 483 void 484 normal_cmd( 485 oparg_T *oap, 486 int toplevel UNUSED) // TRUE when called from main() 487 { 488 cmdarg_T ca; // command arguments 489 int c; 490 int ctrl_w = FALSE; // got CTRL-W command 491 int old_col = curwin->w_curswant; 492 #ifdef FEAT_CMDL_INFO 493 int need_flushbuf; // need to call out_flush() 494 #endif 495 pos_T old_pos; // cursor position before command 496 int mapped_len; 497 static int old_mapped_len = 0; 498 int idx; 499 #ifdef FEAT_EVAL 500 int set_prevcount = FALSE; 501 #endif 502 503 vim_memset(&ca, 0, sizeof(ca)); // also resets ca.retval 504 ca.oap = oap; 505 506 // Use a count remembered from before entering an operator. After typing 507 // "3d" we return from normal_cmd() and come back here, the "3" is 508 // remembered in "opcount". 509 ca.opcount = opcount; 510 511 /* 512 * If there is an operator pending, then the command we take this time 513 * will terminate it. Finish_op tells us to finish the operation before 514 * returning this time (unless the operation was cancelled). 515 */ 516 #ifdef CURSOR_SHAPE 517 c = finish_op; 518 #endif 519 finish_op = (oap->op_type != OP_NOP); 520 #ifdef CURSOR_SHAPE 521 if (finish_op != c) 522 { 523 ui_cursor_shape(); // may show different cursor shape 524 # ifdef FEAT_MOUSESHAPE 525 update_mouseshape(-1); 526 # endif 527 } 528 #endif 529 530 // When not finishing an operator and no register name typed, reset the 531 // count. 532 if (!finish_op && !oap->regname) 533 { 534 ca.opcount = 0; 535 #ifdef FEAT_EVAL 536 set_prevcount = TRUE; 537 #endif 538 } 539 540 // Restore counts from before receiving K_CURSORHOLD. This means after 541 // typing "3", handling K_CURSORHOLD and then typing "2" we get "32", not 542 // "3 * 2". 543 if (oap->prev_opcount > 0 || oap->prev_count0 > 0) 544 { 545 ca.opcount = oap->prev_opcount; 546 ca.count0 = oap->prev_count0; 547 oap->prev_opcount = 0; 548 oap->prev_count0 = 0; 549 } 550 551 mapped_len = typebuf_maplen(); 552 553 State = NORMAL_BUSY; 554 #ifdef USE_ON_FLY_SCROLL 555 dont_scroll = FALSE; // allow scrolling here 556 #endif 557 558 #ifdef FEAT_EVAL 559 // Set v:count here, when called from main() and not a stuffed 560 // command, so that v:count can be used in an expression mapping 561 // when there is no count. Do set it for redo. 562 if (toplevel && readbuf1_empty()) 563 set_vcount_ca(&ca, &set_prevcount); 564 #endif 565 566 /* 567 * Get the command character from the user. 568 */ 569 c = safe_vgetc(); 570 LANGMAP_ADJUST(c, get_real_state() != SELECTMODE); 571 572 /* 573 * If a mapping was started in Visual or Select mode, remember the length 574 * of the mapping. This is used below to not return to Insert mode for as 575 * long as the mapping is being executed. 576 */ 577 if (restart_edit == 0) 578 old_mapped_len = 0; 579 else if (old_mapped_len 580 || (VIsual_active && mapped_len == 0 && typebuf_maplen() > 0)) 581 old_mapped_len = typebuf_maplen(); 582 583 if (c == NUL) 584 c = K_ZERO; 585 586 /* 587 * In Select mode, typed text replaces the selection. 588 */ 589 if (VIsual_active 590 && VIsual_select 591 && (vim_isprintc(c) || c == NL || c == CAR || c == K_KENTER)) 592 { 593 // Fake a "c"hange command. When "restart_edit" is set (e.g., because 594 // 'insertmode' is set) fake a "d"elete command, Insert mode will 595 // restart automatically. 596 // Insert the typed character in the typeahead buffer, so that it can 597 // be mapped in Insert mode. Required for ":lmap" to work. 598 ins_char_typebuf(c); 599 if (restart_edit != 0) 600 c = 'd'; 601 else 602 c = 'c'; 603 msg_nowait = TRUE; // don't delay going to insert mode 604 old_mapped_len = 0; // do go to Insert mode 605 } 606 607 #ifdef FEAT_CMDL_INFO 608 need_flushbuf = add_to_showcmd(c); 609 #endif 610 611 getcount: 612 if (!(VIsual_active && VIsual_select)) 613 { 614 /* 615 * Handle a count before a command and compute ca.count0. 616 * Note that '0' is a command and not the start of a count, but it's 617 * part of a count after other digits. 618 */ 619 while ( (c >= '1' && c <= '9') 620 || (ca.count0 != 0 && (c == K_DEL || c == K_KDEL || c == '0'))) 621 { 622 if (c == K_DEL || c == K_KDEL) 623 { 624 ca.count0 /= 10; 625 #ifdef FEAT_CMDL_INFO 626 del_from_showcmd(4); // delete the digit and ~@% 627 #endif 628 } 629 else 630 ca.count0 = ca.count0 * 10 + (c - '0'); 631 if (ca.count0 < 0) // got too large! 632 ca.count0 = 999999999L; 633 #ifdef FEAT_EVAL 634 // Set v:count here, when called from main() and not a stuffed 635 // command, so that v:count can be used in an expression mapping 636 // right after the count. Do set it for redo. 637 if (toplevel && readbuf1_empty()) 638 set_vcount_ca(&ca, &set_prevcount); 639 #endif 640 if (ctrl_w) 641 { 642 ++no_mapping; 643 ++allow_keys; // no mapping for nchar, but keys 644 } 645 ++no_zero_mapping; // don't map zero here 646 c = plain_vgetc(); 647 LANGMAP_ADJUST(c, TRUE); 648 --no_zero_mapping; 649 if (ctrl_w) 650 { 651 --no_mapping; 652 --allow_keys; 653 } 654 #ifdef FEAT_CMDL_INFO 655 need_flushbuf |= add_to_showcmd(c); 656 #endif 657 } 658 659 /* 660 * If we got CTRL-W there may be a/another count 661 */ 662 if (c == Ctrl_W && !ctrl_w && oap->op_type == OP_NOP) 663 { 664 ctrl_w = TRUE; 665 ca.opcount = ca.count0; // remember first count 666 ca.count0 = 0; 667 ++no_mapping; 668 ++allow_keys; // no mapping for nchar, but keys 669 c = plain_vgetc(); // get next character 670 LANGMAP_ADJUST(c, TRUE); 671 --no_mapping; 672 --allow_keys; 673 #ifdef FEAT_CMDL_INFO 674 need_flushbuf |= add_to_showcmd(c); 675 #endif 676 goto getcount; // jump back 677 } 678 } 679 680 if (c == K_CURSORHOLD) 681 { 682 // Save the count values so that ca.opcount and ca.count0 are exactly 683 // the same when coming back here after handling K_CURSORHOLD. 684 oap->prev_opcount = ca.opcount; 685 oap->prev_count0 = ca.count0; 686 } 687 else if (ca.opcount != 0) 688 { 689 /* 690 * If we're in the middle of an operator (including after entering a 691 * yank buffer with '"') AND we had a count before the operator, then 692 * that count overrides the current value of ca.count0. 693 * What this means effectively, is that commands like "3dw" get turned 694 * into "d3w" which makes things fall into place pretty neatly. 695 * If you give a count before AND after the operator, they are 696 * multiplied. 697 */ 698 if (ca.count0) 699 ca.count0 *= ca.opcount; 700 else 701 ca.count0 = ca.opcount; 702 } 703 704 /* 705 * Always remember the count. It will be set to zero (on the next call, 706 * above) when there is no pending operator. 707 * When called from main(), save the count for use by the "count" built-in 708 * variable. 709 */ 710 ca.opcount = ca.count0; 711 ca.count1 = (ca.count0 == 0 ? 1 : ca.count0); 712 713 #ifdef FEAT_EVAL 714 /* 715 * Only set v:count when called from main() and not a stuffed command. 716 * Do set it for redo. 717 */ 718 if (toplevel && readbuf1_empty()) 719 set_vcount(ca.count0, ca.count1, set_prevcount); 720 #endif 721 722 /* 723 * Find the command character in the table of commands. 724 * For CTRL-W we already got nchar when looking for a count. 725 */ 726 if (ctrl_w) 727 { 728 ca.nchar = c; 729 ca.cmdchar = Ctrl_W; 730 } 731 else 732 ca.cmdchar = c; 733 idx = find_command(ca.cmdchar); 734 if (idx < 0) 735 { 736 // Not a known command: beep. 737 clearopbeep(oap); 738 goto normal_end; 739 } 740 741 if (text_locked() && (nv_cmds[idx].cmd_flags & NV_NCW)) 742 { 743 // This command is not allowed while editing a cmdline: beep. 744 clearopbeep(oap); 745 text_locked_msg(); 746 goto normal_end; 747 } 748 if ((nv_cmds[idx].cmd_flags & NV_NCW) && curbuf_locked()) 749 goto normal_end; 750 751 /* 752 * In Visual/Select mode, a few keys are handled in a special way. 753 */ 754 if (VIsual_active) 755 { 756 // when 'keymodel' contains "stopsel" may stop Select/Visual mode 757 if (km_stopsel 758 && (nv_cmds[idx].cmd_flags & NV_STS) 759 && !(mod_mask & MOD_MASK_SHIFT)) 760 { 761 end_visual_mode(); 762 redraw_curbuf_later(INVERTED); 763 } 764 765 // Keys that work different when 'keymodel' contains "startsel" 766 if (km_startsel) 767 { 768 if (nv_cmds[idx].cmd_flags & NV_SS) 769 { 770 unshift_special(&ca); 771 idx = find_command(ca.cmdchar); 772 if (idx < 0) 773 { 774 // Just in case 775 clearopbeep(oap); 776 goto normal_end; 777 } 778 } 779 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 780 && (mod_mask & MOD_MASK_SHIFT)) 781 mod_mask &= ~MOD_MASK_SHIFT; 782 } 783 } 784 785 #ifdef FEAT_RIGHTLEFT 786 if (curwin->w_p_rl && KeyTyped && !KeyStuffed 787 && (nv_cmds[idx].cmd_flags & NV_RL)) 788 { 789 // Invert horizontal movements and operations. Only when typed by the 790 // user directly, not when the result of a mapping or "x" translated 791 // to "dl". 792 switch (ca.cmdchar) 793 { 794 case 'l': ca.cmdchar = 'h'; break; 795 case K_RIGHT: ca.cmdchar = K_LEFT; break; 796 case K_S_RIGHT: ca.cmdchar = K_S_LEFT; break; 797 case K_C_RIGHT: ca.cmdchar = K_C_LEFT; break; 798 case 'h': ca.cmdchar = 'l'; break; 799 case K_LEFT: ca.cmdchar = K_RIGHT; break; 800 case K_S_LEFT: ca.cmdchar = K_S_RIGHT; break; 801 case K_C_LEFT: ca.cmdchar = K_C_RIGHT; break; 802 case '>': ca.cmdchar = '<'; break; 803 case '<': ca.cmdchar = '>'; break; 804 } 805 idx = find_command(ca.cmdchar); 806 } 807 #endif 808 809 /* 810 * Get an additional character if we need one. 811 */ 812 if ((nv_cmds[idx].cmd_flags & NV_NCH) 813 && (((nv_cmds[idx].cmd_flags & NV_NCH_NOP) == NV_NCH_NOP 814 && oap->op_type == OP_NOP) 815 || (nv_cmds[idx].cmd_flags & NV_NCH_ALW) == NV_NCH_ALW 816 || (ca.cmdchar == 'q' 817 && oap->op_type == OP_NOP 818 && reg_recording == 0 819 && reg_executing == 0) 820 || ((ca.cmdchar == 'a' || ca.cmdchar == 'i') 821 && (oap->op_type != OP_NOP || VIsual_active)))) 822 { 823 int *cp; 824 int repl = FALSE; // get character for replace mode 825 int lit = FALSE; // get extra character literally 826 int langmap_active = FALSE; // using :lmap mappings 827 int lang; // getting a text character 828 #ifdef HAVE_INPUT_METHOD 829 int save_smd; // saved value of p_smd 830 #endif 831 832 ++no_mapping; 833 ++allow_keys; // no mapping for nchar, but allow key codes 834 // Don't generate a CursorHold event here, most commands can't handle 835 // it, e.g., nv_replace(), nv_csearch(). 836 did_cursorhold = TRUE; 837 if (ca.cmdchar == 'g') 838 { 839 /* 840 * For 'g' get the next character now, so that we can check for 841 * "gr", "g'" and "g`". 842 */ 843 ca.nchar = plain_vgetc(); 844 LANGMAP_ADJUST(ca.nchar, TRUE); 845 #ifdef FEAT_CMDL_INFO 846 need_flushbuf |= add_to_showcmd(ca.nchar); 847 #endif 848 if (ca.nchar == 'r' || ca.nchar == '\'' || ca.nchar == '`' 849 || ca.nchar == Ctrl_BSL) 850 { 851 cp = &ca.extra_char; // need to get a third character 852 if (ca.nchar != 'r') 853 lit = TRUE; // get it literally 854 else 855 repl = TRUE; // get it in replace mode 856 } 857 else 858 cp = NULL; // no third character needed 859 } 860 else 861 { 862 if (ca.cmdchar == 'r') // get it in replace mode 863 repl = TRUE; 864 cp = &ca.nchar; 865 } 866 lang = (repl || (nv_cmds[idx].cmd_flags & NV_LANG)); 867 868 /* 869 * Get a second or third character. 870 */ 871 if (cp != NULL) 872 { 873 if (repl) 874 { 875 State = REPLACE; // pretend Replace mode 876 #ifdef CURSOR_SHAPE 877 ui_cursor_shape(); // show different cursor shape 878 #endif 879 } 880 if (lang && curbuf->b_p_iminsert == B_IMODE_LMAP) 881 { 882 // Allow mappings defined with ":lmap". 883 --no_mapping; 884 --allow_keys; 885 if (repl) 886 State = LREPLACE; 887 else 888 State = LANGMAP; 889 langmap_active = TRUE; 890 } 891 #ifdef HAVE_INPUT_METHOD 892 save_smd = p_smd; 893 p_smd = FALSE; // Don't let the IM code show the mode here 894 if (lang && curbuf->b_p_iminsert == B_IMODE_IM) 895 im_set_active(TRUE); 896 #endif 897 898 *cp = plain_vgetc(); 899 900 if (langmap_active) 901 { 902 // Undo the decrement done above 903 ++no_mapping; 904 ++allow_keys; 905 State = NORMAL_BUSY; 906 } 907 #ifdef HAVE_INPUT_METHOD 908 if (lang) 909 { 910 if (curbuf->b_p_iminsert != B_IMODE_LMAP) 911 im_save_status(&curbuf->b_p_iminsert); 912 im_set_active(FALSE); 913 } 914 p_smd = save_smd; 915 #endif 916 State = NORMAL_BUSY; 917 #ifdef FEAT_CMDL_INFO 918 need_flushbuf |= add_to_showcmd(*cp); 919 #endif 920 921 if (!lit) 922 { 923 #ifdef FEAT_DIGRAPHS 924 // Typing CTRL-K gets a digraph. 925 if (*cp == Ctrl_K 926 && ((nv_cmds[idx].cmd_flags & NV_LANG) 927 || cp == &ca.extra_char) 928 && vim_strchr(p_cpo, CPO_DIGRAPH) == NULL) 929 { 930 c = get_digraph(FALSE); 931 if (c > 0) 932 { 933 *cp = c; 934 # ifdef FEAT_CMDL_INFO 935 // Guessing how to update showcmd here... 936 del_from_showcmd(3); 937 need_flushbuf |= add_to_showcmd(*cp); 938 # endif 939 } 940 } 941 #endif 942 943 // adjust chars > 127, except after "tTfFr" commands 944 LANGMAP_ADJUST(*cp, !lang); 945 #ifdef FEAT_RIGHTLEFT 946 // adjust Hebrew mapped char 947 if (p_hkmap && lang && KeyTyped) 948 *cp = hkmap(*cp); 949 #endif 950 } 951 952 /* 953 * When the next character is CTRL-\ a following CTRL-N means the 954 * command is aborted and we go to Normal mode. 955 */ 956 if (cp == &ca.extra_char 957 && ca.nchar == Ctrl_BSL 958 && (ca.extra_char == Ctrl_N || ca.extra_char == Ctrl_G)) 959 { 960 ca.cmdchar = Ctrl_BSL; 961 ca.nchar = ca.extra_char; 962 idx = find_command(ca.cmdchar); 963 } 964 else if ((ca.nchar == 'n' || ca.nchar == 'N') && ca.cmdchar == 'g') 965 ca.oap->op_type = get_op_type(*cp, NUL); 966 else if (*cp == Ctrl_BSL) 967 { 968 long towait = (p_ttm >= 0 ? p_ttm : p_tm); 969 970 // There is a busy wait here when typing "f<C-\>" and then 971 // something different from CTRL-N. Can't be avoided. 972 while ((c = vpeekc()) <= 0 && towait > 0L) 973 { 974 do_sleep(towait > 50L ? 50L : towait); 975 towait -= 50L; 976 } 977 if (c > 0) 978 { 979 c = plain_vgetc(); 980 if (c != Ctrl_N && c != Ctrl_G) 981 vungetc(c); 982 else 983 { 984 ca.cmdchar = Ctrl_BSL; 985 ca.nchar = c; 986 idx = find_command(ca.cmdchar); 987 } 988 } 989 } 990 991 // When getting a text character and the next character is a 992 // multi-byte character, it could be a composing character. 993 // However, don't wait for it to arrive. Also, do enable mapping, 994 // because if it's put back with vungetc() it's too late to apply 995 // mapping. 996 --no_mapping; 997 while (enc_utf8 && lang && (c = vpeekc()) > 0 998 && (c >= 0x100 || MB_BYTE2LEN(vpeekc()) > 1)) 999 { 1000 c = plain_vgetc(); 1001 if (!utf_iscomposing(c)) 1002 { 1003 vungetc(c); // it wasn't, put it back 1004 break; 1005 } 1006 else if (ca.ncharC1 == 0) 1007 ca.ncharC1 = c; 1008 else 1009 ca.ncharC2 = c; 1010 } 1011 ++no_mapping; 1012 } 1013 --no_mapping; 1014 --allow_keys; 1015 } 1016 1017 #ifdef FEAT_CMDL_INFO 1018 /* 1019 * Flush the showcmd characters onto the screen so we can see them while 1020 * the command is being executed. Only do this when the shown command was 1021 * actually displayed, otherwise this will slow down a lot when executing 1022 * mappings. 1023 */ 1024 if (need_flushbuf) 1025 out_flush(); 1026 #endif 1027 if (ca.cmdchar != K_IGNORE) 1028 did_cursorhold = FALSE; 1029 1030 State = NORMAL; 1031 1032 if (ca.nchar == ESC) 1033 { 1034 clearop(oap); 1035 if (restart_edit == 0 && goto_im()) 1036 restart_edit = 'a'; 1037 goto normal_end; 1038 } 1039 1040 if (ca.cmdchar != K_IGNORE) 1041 { 1042 msg_didout = FALSE; // don't scroll screen up for normal command 1043 msg_col = 0; 1044 } 1045 1046 old_pos = curwin->w_cursor; // remember where cursor was 1047 1048 // When 'keymodel' contains "startsel" some keys start Select/Visual 1049 // mode. 1050 if (!VIsual_active && km_startsel) 1051 { 1052 if (nv_cmds[idx].cmd_flags & NV_SS) 1053 { 1054 start_selection(); 1055 unshift_special(&ca); 1056 idx = find_command(ca.cmdchar); 1057 } 1058 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 1059 && (mod_mask & MOD_MASK_SHIFT)) 1060 { 1061 start_selection(); 1062 mod_mask &= ~MOD_MASK_SHIFT; 1063 } 1064 } 1065 1066 /* 1067 * Execute the command! 1068 * Call the command function found in the commands table. 1069 */ 1070 ca.arg = nv_cmds[idx].cmd_arg; 1071 (nv_cmds[idx].cmd_func)(&ca); 1072 1073 /* 1074 * If we didn't start or finish an operator, reset oap->regname, unless we 1075 * need it later. 1076 */ 1077 if (!finish_op 1078 && !oap->op_type 1079 && (idx < 0 || !(nv_cmds[idx].cmd_flags & NV_KEEPREG))) 1080 { 1081 clearop(oap); 1082 #ifdef FEAT_EVAL 1083 { 1084 int regname = 0; 1085 1086 // Adjust the register according to 'clipboard', so that when 1087 // "unnamed" is present it becomes '*' or '+' instead of '"'. 1088 # ifdef FEAT_CLIPBOARD 1089 adjust_clip_reg(®name); 1090 # endif 1091 set_reg_var(regname); 1092 } 1093 #endif 1094 } 1095 1096 // Get the length of mapped chars again after typing a count, second 1097 // character or "z333<cr>". 1098 if (old_mapped_len > 0) 1099 old_mapped_len = typebuf_maplen(); 1100 1101 /* 1102 * If an operation is pending, handle it. But not for K_IGNORE. 1103 */ 1104 if (ca.cmdchar != K_IGNORE) 1105 do_pending_operator(&ca, old_col, FALSE); 1106 1107 /* 1108 * Wait for a moment when a message is displayed that will be overwritten 1109 * by the mode message. 1110 * In Visual mode and with "^O" in Insert mode, a short message will be 1111 * overwritten by the mode message. Wait a bit, until a key is hit. 1112 * In Visual mode, it's more important to keep the Visual area updated 1113 * than keeping a message (e.g. from a /pat search). 1114 * Only do this if the command was typed, not from a mapping. 1115 * Don't wait when emsg_silent is non-zero. 1116 * Also wait a bit after an error message, e.g. for "^O:". 1117 * Don't redraw the screen, it would remove the message. 1118 */ 1119 if ( ((p_smd 1120 && msg_silent == 0 1121 && (restart_edit != 0 1122 || (VIsual_active 1123 && old_pos.lnum == curwin->w_cursor.lnum 1124 && old_pos.col == curwin->w_cursor.col) 1125 ) 1126 && (clear_cmdline 1127 || redraw_cmdline) 1128 && (msg_didout || (msg_didany && msg_scroll)) 1129 && !msg_nowait 1130 && KeyTyped) 1131 || (restart_edit != 0 1132 && !VIsual_active 1133 && (msg_scroll 1134 || emsg_on_display))) 1135 && oap->regname == 0 1136 && !(ca.retval & CA_COMMAND_BUSY) 1137 && stuff_empty() 1138 && typebuf_typed() 1139 && emsg_silent == 0 1140 && !did_wait_return 1141 && oap->op_type == OP_NOP) 1142 { 1143 int save_State = State; 1144 1145 // Draw the cursor with the right shape here 1146 if (restart_edit != 0) 1147 State = INSERT; 1148 1149 // If need to redraw, and there is a "keep_msg", redraw before the 1150 // delay 1151 if (must_redraw && keep_msg != NULL && !emsg_on_display) 1152 { 1153 char_u *kmsg; 1154 1155 kmsg = keep_msg; 1156 keep_msg = NULL; 1157 // showmode() will clear keep_msg, but we want to use it anyway 1158 update_screen(0); 1159 // now reset it, otherwise it's put in the history again 1160 keep_msg = kmsg; 1161 1162 kmsg = vim_strsave(keep_msg); 1163 if (kmsg != NULL) 1164 { 1165 msg_attr((char *)kmsg, keep_msg_attr); 1166 vim_free(kmsg); 1167 } 1168 } 1169 setcursor(); 1170 cursor_on(); 1171 out_flush(); 1172 if (msg_scroll || emsg_on_display) 1173 ui_delay(1003L, TRUE); // wait at least one second 1174 ui_delay(3003L, FALSE); // wait up to three seconds 1175 State = save_State; 1176 1177 msg_scroll = FALSE; 1178 emsg_on_display = FALSE; 1179 } 1180 1181 /* 1182 * Finish up after executing a Normal mode command. 1183 */ 1184 normal_end: 1185 1186 msg_nowait = FALSE; 1187 1188 // Reset finish_op, in case it was set 1189 #ifdef CURSOR_SHAPE 1190 c = finish_op; 1191 #endif 1192 finish_op = FALSE; 1193 #ifdef CURSOR_SHAPE 1194 // Redraw the cursor with another shape, if we were in Operator-pending 1195 // mode or did a replace command. 1196 if (c || ca.cmdchar == 'r') 1197 { 1198 ui_cursor_shape(); // may show different cursor shape 1199 # ifdef FEAT_MOUSESHAPE 1200 update_mouseshape(-1); 1201 # endif 1202 } 1203 #endif 1204 1205 #ifdef FEAT_CMDL_INFO 1206 if (oap->op_type == OP_NOP && oap->regname == 0 1207 && ca.cmdchar != K_CURSORHOLD) 1208 clear_showcmd(); 1209 #endif 1210 1211 checkpcmark(); // check if we moved since setting pcmark 1212 vim_free(ca.searchbuf); 1213 1214 if (has_mbyte) 1215 mb_adjust_cursor(); 1216 1217 if (curwin->w_p_scb && toplevel) 1218 { 1219 validate_cursor(); // may need to update w_leftcol 1220 do_check_scrollbind(TRUE); 1221 } 1222 1223 if (curwin->w_p_crb && toplevel) 1224 { 1225 validate_cursor(); // may need to update w_leftcol 1226 do_check_cursorbind(); 1227 } 1228 1229 #ifdef FEAT_TERMINAL 1230 // don't go to Insert mode if a terminal has a running job 1231 if (term_job_running(curbuf->b_term)) 1232 restart_edit = 0; 1233 #endif 1234 1235 /* 1236 * May restart edit(), if we got here with CTRL-O in Insert mode (but not 1237 * if still inside a mapping that started in Visual mode). 1238 * May switch from Visual to Select mode after CTRL-O command. 1239 */ 1240 if ( oap->op_type == OP_NOP 1241 && ((restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1242 || restart_VIsual_select == 1) 1243 && !(ca.retval & CA_COMMAND_BUSY) 1244 && stuff_empty() 1245 && oap->regname == 0) 1246 { 1247 if (restart_VIsual_select == 1) 1248 { 1249 VIsual_select = TRUE; 1250 showmode(); 1251 restart_VIsual_select = 0; 1252 } 1253 if (restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1254 (void)edit(restart_edit, FALSE, 1L); 1255 } 1256 1257 if (restart_VIsual_select == 2) 1258 restart_VIsual_select = 1; 1259 1260 // Save count before an operator for next time. 1261 opcount = ca.opcount; 1262 } 1263 1264 #ifdef FEAT_EVAL 1265 /* 1266 * Set v:count and v:count1 according to "cap". 1267 * Set v:prevcount only when "set_prevcount" is TRUE. 1268 */ 1269 static void 1270 set_vcount_ca(cmdarg_T *cap, int *set_prevcount) 1271 { 1272 long count = cap->count0; 1273 1274 // multiply with cap->opcount the same way as above 1275 if (cap->opcount != 0) 1276 count = cap->opcount * (count == 0 ? 1 : count); 1277 set_vcount(count, count == 0 ? 1 : count, *set_prevcount); 1278 *set_prevcount = FALSE; // only set v:prevcount once 1279 } 1280 #endif 1281 1282 /* 1283 * Check if highlighting for visual mode is possible, give a warning message 1284 * if not. 1285 */ 1286 void 1287 check_visual_highlight(void) 1288 { 1289 static int did_check = FALSE; 1290 1291 if (full_screen) 1292 { 1293 if (!did_check && HL_ATTR(HLF_V) == 0) 1294 msg(_("Warning: terminal cannot highlight")); 1295 did_check = TRUE; 1296 } 1297 } 1298 1299 /* 1300 * End Visual mode. 1301 * This function should ALWAYS be called to end Visual mode, except from 1302 * do_pending_operator(). 1303 */ 1304 void 1305 end_visual_mode(void) 1306 { 1307 #ifdef FEAT_CLIPBOARD 1308 /* 1309 * If we are using the clipboard, then remember what was selected in case 1310 * we need to paste it somewhere while we still own the selection. 1311 * Only do this when the clipboard is already owned. Don't want to grab 1312 * the selection when hitting ESC. 1313 */ 1314 if (clip_star.available && clip_star.owned) 1315 clip_auto_select(); 1316 #endif 1317 1318 VIsual_active = FALSE; 1319 setmouse(); 1320 mouse_dragging = 0; 1321 1322 // Save the current VIsual area for '< and '> marks, and "gv" 1323 curbuf->b_visual.vi_mode = VIsual_mode; 1324 curbuf->b_visual.vi_start = VIsual; 1325 curbuf->b_visual.vi_end = curwin->w_cursor; 1326 curbuf->b_visual.vi_curswant = curwin->w_curswant; 1327 #ifdef FEAT_EVAL 1328 curbuf->b_visual_mode_eval = VIsual_mode; 1329 #endif 1330 if (!virtual_active()) 1331 curwin->w_cursor.coladd = 0; 1332 may_clear_cmdline(); 1333 1334 adjust_cursor_eol(); 1335 } 1336 1337 /* 1338 * Reset VIsual_active and VIsual_reselect. 1339 */ 1340 void 1341 reset_VIsual_and_resel(void) 1342 { 1343 if (VIsual_active) 1344 { 1345 end_visual_mode(); 1346 redraw_curbuf_later(INVERTED); // delete the inversion later 1347 } 1348 VIsual_reselect = FALSE; 1349 } 1350 1351 /* 1352 * Reset VIsual_active and VIsual_reselect if it's set. 1353 */ 1354 void 1355 reset_VIsual(void) 1356 { 1357 if (VIsual_active) 1358 { 1359 end_visual_mode(); 1360 redraw_curbuf_later(INVERTED); // delete the inversion later 1361 VIsual_reselect = FALSE; 1362 } 1363 } 1364 1365 void 1366 restore_visual_mode(void) 1367 { 1368 if (VIsual_mode_orig != NUL) 1369 { 1370 curbuf->b_visual.vi_mode = VIsual_mode_orig; 1371 VIsual_mode_orig = NUL; 1372 } 1373 } 1374 1375 /* 1376 * Check for a balloon-eval special item to include when searching for an 1377 * identifier. When "dir" is BACKWARD "ptr[-1]" must be valid! 1378 * Returns TRUE if the character at "*ptr" should be included. 1379 * "dir" is FORWARD or BACKWARD, the direction of searching. 1380 * "*colp" is in/decremented if "ptr[-dir]" should also be included. 1381 * "bnp" points to a counter for square brackets. 1382 */ 1383 static int 1384 find_is_eval_item( 1385 char_u *ptr, 1386 int *colp, 1387 int *bnp, 1388 int dir) 1389 { 1390 // Accept everything inside []. 1391 if ((*ptr == ']' && dir == BACKWARD) || (*ptr == '[' && dir == FORWARD)) 1392 ++*bnp; 1393 if (*bnp > 0) 1394 { 1395 if ((*ptr == '[' && dir == BACKWARD) || (*ptr == ']' && dir == FORWARD)) 1396 --*bnp; 1397 return TRUE; 1398 } 1399 1400 // skip over "s.var" 1401 if (*ptr == '.') 1402 return TRUE; 1403 1404 // two-character item: s->var 1405 if (ptr[dir == BACKWARD ? 0 : 1] == '>' 1406 && ptr[dir == BACKWARD ? -1 : 0] == '-') 1407 { 1408 *colp += dir; 1409 return TRUE; 1410 } 1411 return FALSE; 1412 } 1413 1414 /* 1415 * Find the identifier under or to the right of the cursor. 1416 * "find_type" can have one of three values: 1417 * FIND_IDENT: find an identifier (keyword) 1418 * FIND_STRING: find any non-white text 1419 * FIND_IDENT + FIND_STRING: find any non-white text, identifier preferred. 1420 * FIND_EVAL: find text useful for C program debugging 1421 * 1422 * There are three steps: 1423 * 1. Search forward for the start of an identifier/text. Doesn't move if 1424 * already on one. 1425 * 2. Search backward for the start of this identifier/text. 1426 * This doesn't match the real Vi but I like it a little better and it 1427 * shouldn't bother anyone. 1428 * 3. Search forward to the end of this identifier/text. 1429 * When FIND_IDENT isn't defined, we backup until a blank. 1430 * 1431 * Returns the length of the text, or zero if no text is found. 1432 * If text is found, a pointer to the text is put in "*text". This 1433 * points into the current buffer line and is not always NUL terminated. 1434 */ 1435 int 1436 find_ident_under_cursor(char_u **text, int find_type) 1437 { 1438 return find_ident_at_pos(curwin, curwin->w_cursor.lnum, 1439 curwin->w_cursor.col, text, NULL, find_type); 1440 } 1441 1442 /* 1443 * Like find_ident_under_cursor(), but for any window and any position. 1444 * However: Uses 'iskeyword' from the current window!. 1445 */ 1446 int 1447 find_ident_at_pos( 1448 win_T *wp, 1449 linenr_T lnum, 1450 colnr_T startcol, 1451 char_u **text, 1452 int *textcol, // column where "text" starts, can be NULL 1453 int find_type) 1454 { 1455 char_u *ptr; 1456 int col = 0; // init to shut up GCC 1457 int i; 1458 int this_class = 0; 1459 int prev_class; 1460 int prevcol; 1461 int bn = 0; // bracket nesting 1462 1463 /* 1464 * if i == 0: try to find an identifier 1465 * if i == 1: try to find any non-white text 1466 */ 1467 ptr = ml_get_buf(wp->w_buffer, lnum, FALSE); 1468 for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i) 1469 { 1470 /* 1471 * 1. skip to start of identifier/text 1472 */ 1473 col = startcol; 1474 if (has_mbyte) 1475 { 1476 while (ptr[col] != NUL) 1477 { 1478 // Stop at a ']' to evaluate "a[x]". 1479 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1480 break; 1481 this_class = mb_get_class(ptr + col); 1482 if (this_class != 0 && (i == 1 || this_class != 1)) 1483 break; 1484 col += (*mb_ptr2len)(ptr + col); 1485 } 1486 } 1487 else 1488 while (ptr[col] != NUL 1489 && (i == 0 ? !vim_iswordc(ptr[col]) : VIM_ISWHITE(ptr[col])) 1490 && (!(find_type & FIND_EVAL) || ptr[col] != ']') 1491 ) 1492 ++col; 1493 1494 // When starting on a ']' count it, so that we include the '['. 1495 bn = ptr[col] == ']'; 1496 1497 /* 1498 * 2. Back up to start of identifier/text. 1499 */ 1500 if (has_mbyte) 1501 { 1502 // Remember class of character under cursor. 1503 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1504 this_class = mb_get_class((char_u *)"a"); 1505 else 1506 this_class = mb_get_class(ptr + col); 1507 while (col > 0 && this_class != 0) 1508 { 1509 prevcol = col - 1 - (*mb_head_off)(ptr, ptr + col - 1); 1510 prev_class = mb_get_class(ptr + prevcol); 1511 if (this_class != prev_class 1512 && (i == 0 1513 || prev_class == 0 1514 || (find_type & FIND_IDENT)) 1515 && (!(find_type & FIND_EVAL) 1516 || prevcol == 0 1517 || !find_is_eval_item(ptr + prevcol, &prevcol, 1518 &bn, BACKWARD)) 1519 ) 1520 break; 1521 col = prevcol; 1522 } 1523 1524 // If we don't want just any old text, or we've found an 1525 // identifier, stop searching. 1526 if (this_class > 2) 1527 this_class = 2; 1528 if (!(find_type & FIND_STRING) || this_class == 2) 1529 break; 1530 } 1531 else 1532 { 1533 while (col > 0 1534 && ((i == 0 1535 ? vim_iswordc(ptr[col - 1]) 1536 : (!VIM_ISWHITE(ptr[col - 1]) 1537 && (!(find_type & FIND_IDENT) 1538 || !vim_iswordc(ptr[col - 1])))) 1539 || ((find_type & FIND_EVAL) 1540 && col > 1 1541 && find_is_eval_item(ptr + col - 1, &col, 1542 &bn, BACKWARD)) 1543 )) 1544 --col; 1545 1546 // If we don't want just any old text, or we've found an 1547 // identifier, stop searching. 1548 if (!(find_type & FIND_STRING) || vim_iswordc(ptr[col])) 1549 break; 1550 } 1551 } 1552 1553 if (ptr[col] == NUL || (i == 0 1554 && (has_mbyte ? this_class != 2 : !vim_iswordc(ptr[col])))) 1555 { 1556 // didn't find an identifier or text 1557 if ((find_type & FIND_NOERROR) == 0) 1558 { 1559 if (find_type & FIND_STRING) 1560 emsg(_("E348: No string under cursor")); 1561 else 1562 emsg(_(e_noident)); 1563 } 1564 return 0; 1565 } 1566 ptr += col; 1567 *text = ptr; 1568 if (textcol != NULL) 1569 *textcol = col; 1570 1571 /* 1572 * 3. Find the end if the identifier/text. 1573 */ 1574 bn = 0; 1575 startcol -= col; 1576 col = 0; 1577 if (has_mbyte) 1578 { 1579 // Search for point of changing multibyte character class. 1580 this_class = mb_get_class(ptr); 1581 while (ptr[col] != NUL 1582 && ((i == 0 ? mb_get_class(ptr + col) == this_class 1583 : mb_get_class(ptr + col) != 0) 1584 || ((find_type & FIND_EVAL) 1585 && col <= (int)startcol 1586 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1587 )) 1588 col += (*mb_ptr2len)(ptr + col); 1589 } 1590 else 1591 while ((i == 0 ? vim_iswordc(ptr[col]) 1592 : (ptr[col] != NUL && !VIM_ISWHITE(ptr[col]))) 1593 || ((find_type & FIND_EVAL) 1594 && col <= (int)startcol 1595 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1596 ) 1597 ++col; 1598 1599 return col; 1600 } 1601 1602 /* 1603 * Prepare for redo of a normal command. 1604 */ 1605 static void 1606 prep_redo_cmd(cmdarg_T *cap) 1607 { 1608 prep_redo(cap->oap->regname, cap->count0, 1609 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 1610 } 1611 1612 /* 1613 * Prepare for redo of any command. 1614 * Note that only the last argument can be a multi-byte char. 1615 */ 1616 void 1617 prep_redo( 1618 int regname, 1619 long num, 1620 int cmd1, 1621 int cmd2, 1622 int cmd3, 1623 int cmd4, 1624 int cmd5) 1625 { 1626 ResetRedobuff(); 1627 if (regname != 0) // yank from specified buffer 1628 { 1629 AppendCharToRedobuff('"'); 1630 AppendCharToRedobuff(regname); 1631 } 1632 if (num) 1633 AppendNumberToRedobuff(num); 1634 1635 if (cmd1 != NUL) 1636 AppendCharToRedobuff(cmd1); 1637 if (cmd2 != NUL) 1638 AppendCharToRedobuff(cmd2); 1639 if (cmd3 != NUL) 1640 AppendCharToRedobuff(cmd3); 1641 if (cmd4 != NUL) 1642 AppendCharToRedobuff(cmd4); 1643 if (cmd5 != NUL) 1644 AppendCharToRedobuff(cmd5); 1645 } 1646 1647 /* 1648 * check for operator active and clear it 1649 * 1650 * return TRUE if operator was active 1651 */ 1652 static int 1653 checkclearop(oparg_T *oap) 1654 { 1655 if (oap->op_type == OP_NOP) 1656 return FALSE; 1657 clearopbeep(oap); 1658 return TRUE; 1659 } 1660 1661 /* 1662 * Check for operator or Visual active. Clear active operator. 1663 * 1664 * Return TRUE if operator or Visual was active. 1665 */ 1666 static int 1667 checkclearopq(oparg_T *oap) 1668 { 1669 if (oap->op_type == OP_NOP && !VIsual_active) 1670 return FALSE; 1671 clearopbeep(oap); 1672 return TRUE; 1673 } 1674 1675 void 1676 clearop(oparg_T *oap) 1677 { 1678 oap->op_type = OP_NOP; 1679 oap->regname = 0; 1680 oap->motion_force = NUL; 1681 oap->use_reg_one = FALSE; 1682 } 1683 1684 void 1685 clearopbeep(oparg_T *oap) 1686 { 1687 clearop(oap); 1688 beep_flush(); 1689 } 1690 1691 /* 1692 * Remove the shift modifier from a special key. 1693 */ 1694 static void 1695 unshift_special(cmdarg_T *cap) 1696 { 1697 switch (cap->cmdchar) 1698 { 1699 case K_S_RIGHT: cap->cmdchar = K_RIGHT; break; 1700 case K_S_LEFT: cap->cmdchar = K_LEFT; break; 1701 case K_S_UP: cap->cmdchar = K_UP; break; 1702 case K_S_DOWN: cap->cmdchar = K_DOWN; break; 1703 case K_S_HOME: cap->cmdchar = K_HOME; break; 1704 case K_S_END: cap->cmdchar = K_END; break; 1705 } 1706 cap->cmdchar = simplify_key(cap->cmdchar, &mod_mask); 1707 } 1708 1709 /* 1710 * If the mode is currently displayed clear the command line or update the 1711 * command displayed. 1712 */ 1713 void 1714 may_clear_cmdline(void) 1715 { 1716 if (mode_displayed) 1717 clear_cmdline = TRUE; // unshow visual mode later 1718 #ifdef FEAT_CMDL_INFO 1719 else 1720 clear_showcmd(); 1721 #endif 1722 } 1723 1724 #if defined(FEAT_CMDL_INFO) || defined(PROTO) 1725 /* 1726 * Routines for displaying a partly typed command 1727 */ 1728 1729 #define SHOWCMD_BUFLEN SHOWCMD_COLS + 1 + 30 1730 static char_u showcmd_buf[SHOWCMD_BUFLEN]; 1731 static char_u old_showcmd_buf[SHOWCMD_BUFLEN]; // For push_showcmd() 1732 static int showcmd_is_clear = TRUE; 1733 static int showcmd_visual = FALSE; 1734 1735 static void display_showcmd(void); 1736 1737 void 1738 clear_showcmd(void) 1739 { 1740 if (!p_sc) 1741 return; 1742 1743 if (VIsual_active && !char_avail()) 1744 { 1745 int cursor_bot = LT_POS(VIsual, curwin->w_cursor); 1746 long lines; 1747 colnr_T leftcol, rightcol; 1748 linenr_T top, bot; 1749 1750 // Show the size of the Visual area. 1751 if (cursor_bot) 1752 { 1753 top = VIsual.lnum; 1754 bot = curwin->w_cursor.lnum; 1755 } 1756 else 1757 { 1758 top = curwin->w_cursor.lnum; 1759 bot = VIsual.lnum; 1760 } 1761 # ifdef FEAT_FOLDING 1762 // Include closed folds as a whole. 1763 (void)hasFolding(top, &top, NULL); 1764 (void)hasFolding(bot, NULL, &bot); 1765 # endif 1766 lines = bot - top + 1; 1767 1768 if (VIsual_mode == Ctrl_V) 1769 { 1770 # ifdef FEAT_LINEBREAK 1771 char_u *saved_sbr = p_sbr; 1772 char_u *saved_w_sbr = curwin->w_p_sbr; 1773 1774 // Make 'sbr' empty for a moment to get the correct size. 1775 p_sbr = empty_option; 1776 curwin->w_p_sbr = empty_option; 1777 # endif 1778 getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol); 1779 # ifdef FEAT_LINEBREAK 1780 p_sbr = saved_sbr; 1781 curwin->w_p_sbr = saved_w_sbr; 1782 # endif 1783 sprintf((char *)showcmd_buf, "%ldx%ld", lines, 1784 (long)(rightcol - leftcol + 1)); 1785 } 1786 else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum) 1787 sprintf((char *)showcmd_buf, "%ld", lines); 1788 else 1789 { 1790 char_u *s, *e; 1791 int l; 1792 int bytes = 0; 1793 int chars = 0; 1794 1795 if (cursor_bot) 1796 { 1797 s = ml_get_pos(&VIsual); 1798 e = ml_get_cursor(); 1799 } 1800 else 1801 { 1802 s = ml_get_cursor(); 1803 e = ml_get_pos(&VIsual); 1804 } 1805 while ((*p_sel != 'e') ? s <= e : s < e) 1806 { 1807 l = (*mb_ptr2len)(s); 1808 if (l == 0) 1809 { 1810 ++bytes; 1811 ++chars; 1812 break; // end of line 1813 } 1814 bytes += l; 1815 ++chars; 1816 s += l; 1817 } 1818 if (bytes == chars) 1819 sprintf((char *)showcmd_buf, "%d", chars); 1820 else 1821 sprintf((char *)showcmd_buf, "%d-%d", chars, bytes); 1822 } 1823 showcmd_buf[SHOWCMD_COLS] = NUL; // truncate 1824 showcmd_visual = TRUE; 1825 } 1826 else 1827 { 1828 showcmd_buf[0] = NUL; 1829 showcmd_visual = FALSE; 1830 1831 // Don't actually display something if there is nothing to clear. 1832 if (showcmd_is_clear) 1833 return; 1834 } 1835 1836 display_showcmd(); 1837 } 1838 1839 /* 1840 * Add 'c' to string of shown command chars. 1841 * Return TRUE if output has been written (and setcursor() has been called). 1842 */ 1843 int 1844 add_to_showcmd(int c) 1845 { 1846 char_u *p; 1847 int old_len; 1848 int extra_len; 1849 int overflow; 1850 int i; 1851 static int ignore[] = 1852 { 1853 #ifdef FEAT_GUI 1854 K_VER_SCROLLBAR, K_HOR_SCROLLBAR, 1855 K_LEFTMOUSE_NM, K_LEFTRELEASE_NM, 1856 #endif 1857 K_IGNORE, K_PS, 1858 K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE, K_MOUSEMOVE, 1859 K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE, 1860 K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE, 1861 K_MOUSEDOWN, K_MOUSEUP, K_MOUSELEFT, K_MOUSERIGHT, 1862 K_X1MOUSE, K_X1DRAG, K_X1RELEASE, K_X2MOUSE, K_X2DRAG, K_X2RELEASE, 1863 K_CURSORHOLD, 1864 0 1865 }; 1866 1867 if (!p_sc || msg_silent != 0) 1868 return FALSE; 1869 1870 if (showcmd_visual) 1871 { 1872 showcmd_buf[0] = NUL; 1873 showcmd_visual = FALSE; 1874 } 1875 1876 // Ignore keys that are scrollbar updates and mouse clicks 1877 if (IS_SPECIAL(c)) 1878 for (i = 0; ignore[i] != 0; ++i) 1879 if (ignore[i] == c) 1880 return FALSE; 1881 1882 p = transchar(c); 1883 if (*p == ' ') 1884 STRCPY(p, "<20>"); 1885 old_len = (int)STRLEN(showcmd_buf); 1886 extra_len = (int)STRLEN(p); 1887 overflow = old_len + extra_len - SHOWCMD_COLS; 1888 if (overflow > 0) 1889 mch_memmove(showcmd_buf, showcmd_buf + overflow, 1890 old_len - overflow + 1); 1891 STRCAT(showcmd_buf, p); 1892 1893 if (char_avail()) 1894 return FALSE; 1895 1896 display_showcmd(); 1897 1898 return TRUE; 1899 } 1900 1901 void 1902 add_to_showcmd_c(int c) 1903 { 1904 if (!add_to_showcmd(c)) 1905 setcursor(); 1906 } 1907 1908 /* 1909 * Delete 'len' characters from the end of the shown command. 1910 */ 1911 static void 1912 del_from_showcmd(int len) 1913 { 1914 int old_len; 1915 1916 if (!p_sc) 1917 return; 1918 1919 old_len = (int)STRLEN(showcmd_buf); 1920 if (len > old_len) 1921 len = old_len; 1922 showcmd_buf[old_len - len] = NUL; 1923 1924 if (!char_avail()) 1925 display_showcmd(); 1926 } 1927 1928 /* 1929 * push_showcmd() and pop_showcmd() are used when waiting for the user to type 1930 * something and there is a partial mapping. 1931 */ 1932 void 1933 push_showcmd(void) 1934 { 1935 if (p_sc) 1936 STRCPY(old_showcmd_buf, showcmd_buf); 1937 } 1938 1939 void 1940 pop_showcmd(void) 1941 { 1942 if (!p_sc) 1943 return; 1944 1945 STRCPY(showcmd_buf, old_showcmd_buf); 1946 1947 display_showcmd(); 1948 } 1949 1950 static void 1951 display_showcmd(void) 1952 { 1953 int len; 1954 1955 cursor_off(); 1956 1957 len = (int)STRLEN(showcmd_buf); 1958 if (len == 0) 1959 showcmd_is_clear = TRUE; 1960 else 1961 { 1962 screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0); 1963 showcmd_is_clear = FALSE; 1964 } 1965 1966 /* 1967 * clear the rest of an old message by outputting up to SHOWCMD_COLS 1968 * spaces 1969 */ 1970 screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0); 1971 1972 setcursor(); // put cursor back where it belongs 1973 } 1974 #endif 1975 1976 /* 1977 * When "check" is FALSE, prepare for commands that scroll the window. 1978 * When "check" is TRUE, take care of scroll-binding after the window has 1979 * scrolled. Called from normal_cmd() and edit(). 1980 */ 1981 void 1982 do_check_scrollbind(int check) 1983 { 1984 static win_T *old_curwin = NULL; 1985 static linenr_T old_topline = 0; 1986 #ifdef FEAT_DIFF 1987 static int old_topfill = 0; 1988 #endif 1989 static buf_T *old_buf = NULL; 1990 static colnr_T old_leftcol = 0; 1991 1992 if (check && curwin->w_p_scb) 1993 { 1994 // If a ":syncbind" command was just used, don't scroll, only reset 1995 // the values. 1996 if (did_syncbind) 1997 did_syncbind = FALSE; 1998 else if (curwin == old_curwin) 1999 { 2000 /* 2001 * Synchronize other windows, as necessary according to 2002 * 'scrollbind'. Don't do this after an ":edit" command, except 2003 * when 'diff' is set. 2004 */ 2005 if ((curwin->w_buffer == old_buf 2006 #ifdef FEAT_DIFF 2007 || curwin->w_p_diff 2008 #endif 2009 ) 2010 && (curwin->w_topline != old_topline 2011 #ifdef FEAT_DIFF 2012 || curwin->w_topfill != old_topfill 2013 #endif 2014 || curwin->w_leftcol != old_leftcol)) 2015 { 2016 check_scrollbind(curwin->w_topline - old_topline, 2017 (long)(curwin->w_leftcol - old_leftcol)); 2018 } 2019 } 2020 else if (vim_strchr(p_sbo, 'j')) // jump flag set in 'scrollopt' 2021 { 2022 /* 2023 * When switching between windows, make sure that the relative 2024 * vertical offset is valid for the new window. The relative 2025 * offset is invalid whenever another 'scrollbind' window has 2026 * scrolled to a point that would force the current window to 2027 * scroll past the beginning or end of its buffer. When the 2028 * resync is performed, some of the other 'scrollbind' windows may 2029 * need to jump so that the current window's relative position is 2030 * visible on-screen. 2031 */ 2032 check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L); 2033 } 2034 curwin->w_scbind_pos = curwin->w_topline; 2035 } 2036 2037 old_curwin = curwin; 2038 old_topline = curwin->w_topline; 2039 #ifdef FEAT_DIFF 2040 old_topfill = curwin->w_topfill; 2041 #endif 2042 old_buf = curwin->w_buffer; 2043 old_leftcol = curwin->w_leftcol; 2044 } 2045 2046 /* 2047 * Synchronize any windows that have "scrollbind" set, based on the 2048 * number of rows by which the current window has changed 2049 * (1998-11-02 16:21:01 R. Edward Ralston <[email protected]>) 2050 */ 2051 void 2052 check_scrollbind(linenr_T topline_diff, long leftcol_diff) 2053 { 2054 int want_ver; 2055 int want_hor; 2056 win_T *old_curwin = curwin; 2057 buf_T *old_curbuf = curbuf; 2058 int old_VIsual_select = VIsual_select; 2059 int old_VIsual_active = VIsual_active; 2060 colnr_T tgt_leftcol = curwin->w_leftcol; 2061 long topline; 2062 long y; 2063 2064 /* 2065 * check 'scrollopt' string for vertical and horizontal scroll options 2066 */ 2067 want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0); 2068 #ifdef FEAT_DIFF 2069 want_ver |= old_curwin->w_p_diff; 2070 #endif 2071 want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0)); 2072 2073 /* 2074 * loop through the scrollbound windows and scroll accordingly 2075 */ 2076 VIsual_select = VIsual_active = 0; 2077 FOR_ALL_WINDOWS(curwin) 2078 { 2079 curbuf = curwin->w_buffer; 2080 // skip original window and windows with 'noscrollbind' 2081 if (curwin != old_curwin && curwin->w_p_scb) 2082 { 2083 /* 2084 * do the vertical scroll 2085 */ 2086 if (want_ver) 2087 { 2088 #ifdef FEAT_DIFF 2089 if (old_curwin->w_p_diff && curwin->w_p_diff) 2090 { 2091 diff_set_topline(old_curwin, curwin); 2092 } 2093 else 2094 #endif 2095 { 2096 curwin->w_scbind_pos += topline_diff; 2097 topline = curwin->w_scbind_pos; 2098 if (topline > curbuf->b_ml.ml_line_count) 2099 topline = curbuf->b_ml.ml_line_count; 2100 if (topline < 1) 2101 topline = 1; 2102 2103 y = topline - curwin->w_topline; 2104 if (y > 0) 2105 scrollup(y, FALSE); 2106 else 2107 scrolldown(-y, FALSE); 2108 } 2109 2110 redraw_later(VALID); 2111 cursor_correct(); 2112 curwin->w_redr_status = TRUE; 2113 } 2114 2115 /* 2116 * do the horizontal scroll 2117 */ 2118 if (want_hor && curwin->w_leftcol != tgt_leftcol) 2119 { 2120 curwin->w_leftcol = tgt_leftcol; 2121 leftcol_changed(); 2122 } 2123 } 2124 } 2125 2126 /* 2127 * reset current-window 2128 */ 2129 VIsual_select = old_VIsual_select; 2130 VIsual_active = old_VIsual_active; 2131 curwin = old_curwin; 2132 curbuf = old_curbuf; 2133 } 2134 2135 /* 2136 * Command character that's ignored. 2137 * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use 2138 * xon/xoff. 2139 */ 2140 static void 2141 nv_ignore(cmdarg_T *cap) 2142 { 2143 cap->retval |= CA_COMMAND_BUSY; // don't call edit() now 2144 } 2145 2146 /* 2147 * Command character that doesn't do anything, but unlike nv_ignore() does 2148 * start edit(). Used for "startinsert" executed while starting up. 2149 */ 2150 static void 2151 nv_nop(cmdarg_T *cap UNUSED) 2152 { 2153 } 2154 2155 /* 2156 * Command character doesn't exist. 2157 */ 2158 static void 2159 nv_error(cmdarg_T *cap) 2160 { 2161 clearopbeep(cap->oap); 2162 } 2163 2164 /* 2165 * <Help> and <F1> commands. 2166 */ 2167 static void 2168 nv_help(cmdarg_T *cap) 2169 { 2170 if (!checkclearopq(cap->oap)) 2171 ex_help(NULL); 2172 } 2173 2174 /* 2175 * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor. 2176 */ 2177 static void 2178 nv_addsub(cmdarg_T *cap) 2179 { 2180 #ifdef FEAT_JOB_CHANNEL 2181 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 2182 clearopbeep(cap->oap); 2183 else 2184 #endif 2185 if (!VIsual_active && cap->oap->op_type == OP_NOP) 2186 { 2187 prep_redo_cmd(cap); 2188 cap->oap->op_type = cap->cmdchar == Ctrl_A ? OP_NR_ADD : OP_NR_SUB; 2189 op_addsub(cap->oap, cap->count1, cap->arg); 2190 cap->oap->op_type = OP_NOP; 2191 } 2192 else if (VIsual_active) 2193 nv_operator(cap); 2194 else 2195 clearop(cap->oap); 2196 } 2197 2198 /* 2199 * CTRL-F, CTRL-B, etc: Scroll page up or down. 2200 */ 2201 static void 2202 nv_page(cmdarg_T *cap) 2203 { 2204 if (!checkclearop(cap->oap)) 2205 { 2206 if (mod_mask & MOD_MASK_CTRL) 2207 { 2208 // <C-PageUp>: tab page back; <C-PageDown>: tab page forward 2209 if (cap->arg == BACKWARD) 2210 goto_tabpage(-(int)cap->count1); 2211 else 2212 goto_tabpage((int)cap->count0); 2213 } 2214 else 2215 (void)onepage(cap->arg, cap->count1); 2216 } 2217 } 2218 2219 /* 2220 * Implementation of "gd" and "gD" command. 2221 */ 2222 static void 2223 nv_gd( 2224 oparg_T *oap, 2225 int nchar, 2226 int thisblock) // 1 for "1gd" and "1gD" 2227 { 2228 int len; 2229 char_u *ptr; 2230 2231 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0 2232 || find_decl(ptr, len, nchar == 'd', thisblock, SEARCH_START) 2233 == FAIL) 2234 clearopbeep(oap); 2235 #ifdef FEAT_FOLDING 2236 else if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP) 2237 foldOpenCursor(); 2238 #endif 2239 } 2240 2241 /* 2242 * Return TRUE if line[offset] is not inside a C-style comment or string, FALSE 2243 * otherwise. 2244 */ 2245 static int 2246 is_ident(char_u *line, int offset) 2247 { 2248 int i; 2249 int incomment = FALSE; 2250 int instring = 0; 2251 int prev = 0; 2252 2253 for (i = 0; i < offset && line[i] != NUL; i++) 2254 { 2255 if (instring != 0) 2256 { 2257 if (prev != '\\' && line[i] == instring) 2258 instring = 0; 2259 } 2260 else if ((line[i] == '"' || line[i] == '\'') && !incomment) 2261 { 2262 instring = line[i]; 2263 } 2264 else 2265 { 2266 if (incomment) 2267 { 2268 if (prev == '*' && line[i] == '/') 2269 incomment = FALSE; 2270 } 2271 else if (prev == '/' && line[i] == '*') 2272 { 2273 incomment = TRUE; 2274 } 2275 else if (prev == '/' && line[i] == '/') 2276 { 2277 return FALSE; 2278 } 2279 } 2280 2281 prev = line[i]; 2282 } 2283 2284 return incomment == FALSE && instring == 0; 2285 } 2286 2287 /* 2288 * Search for variable declaration of "ptr[len]". 2289 * When "locally" is TRUE in the current function ("gd"), otherwise in the 2290 * current file ("gD"). 2291 * When "thisblock" is TRUE check the {} block scope. 2292 * Return FAIL when not found. 2293 */ 2294 int 2295 find_decl( 2296 char_u *ptr, 2297 int len, 2298 int locally, 2299 int thisblock, 2300 int flags_arg) // flags passed to searchit() 2301 { 2302 char_u *pat; 2303 pos_T old_pos; 2304 pos_T par_pos; 2305 pos_T found_pos; 2306 int t; 2307 int save_p_ws; 2308 int save_p_scs; 2309 int retval = OK; 2310 int incll; 2311 int searchflags = flags_arg; 2312 int valid; 2313 2314 if ((pat = alloc(len + 7)) == NULL) 2315 return FAIL; 2316 2317 // Put "\V" before the pattern to avoid that the special meaning of "." 2318 // and "~" causes trouble. 2319 sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s", 2320 len, ptr); 2321 old_pos = curwin->w_cursor; 2322 save_p_ws = p_ws; 2323 save_p_scs = p_scs; 2324 p_ws = FALSE; // don't wrap around end of file now 2325 p_scs = FALSE; // don't switch ignorecase off now 2326 2327 /* 2328 * With "gD" go to line 1. 2329 * With "gd" Search back for the start of the current function, then go 2330 * back until a blank line. If this fails go to line 1. 2331 */ 2332 if (!locally || !findpar(&incll, BACKWARD, 1L, '{', FALSE)) 2333 { 2334 setpcmark(); // Set in findpar() otherwise 2335 curwin->w_cursor.lnum = 1; 2336 par_pos = curwin->w_cursor; 2337 } 2338 else 2339 { 2340 par_pos = curwin->w_cursor; 2341 while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL) 2342 --curwin->w_cursor.lnum; 2343 } 2344 curwin->w_cursor.col = 0; 2345 2346 // Search forward for the identifier, ignore comment lines. 2347 CLEAR_POS(&found_pos); 2348 for (;;) 2349 { 2350 t = searchit(curwin, curbuf, &curwin->w_cursor, NULL, FORWARD, 2351 pat, 1L, searchflags, RE_LAST, NULL); 2352 if (curwin->w_cursor.lnum >= old_pos.lnum) 2353 t = FAIL; // match after start is failure too 2354 2355 if (thisblock && t != FAIL) 2356 { 2357 pos_T *pos; 2358 2359 // Check that the block the match is in doesn't end before the 2360 // position where we started the search from. 2361 if ((pos = findmatchlimit(NULL, '}', FM_FORWARD, 2362 (int)(old_pos.lnum - curwin->w_cursor.lnum + 1))) != NULL 2363 && pos->lnum < old_pos.lnum) 2364 { 2365 // There can't be a useful match before the end of this block. 2366 // Skip to the end. 2367 curwin->w_cursor = *pos; 2368 continue; 2369 } 2370 } 2371 2372 if (t == FAIL) 2373 { 2374 // If we previously found a valid position, use it. 2375 if (found_pos.lnum != 0) 2376 { 2377 curwin->w_cursor = found_pos; 2378 t = OK; 2379 } 2380 break; 2381 } 2382 if (get_leader_len(ml_get_curline(), NULL, FALSE, TRUE) > 0) 2383 { 2384 // Ignore this line, continue at start of next line. 2385 ++curwin->w_cursor.lnum; 2386 curwin->w_cursor.col = 0; 2387 continue; 2388 } 2389 valid = is_ident(ml_get_curline(), curwin->w_cursor.col); 2390 2391 // If the current position is not a valid identifier and a previous 2392 // match is present, favor that one instead. 2393 if (!valid && found_pos.lnum != 0) 2394 { 2395 curwin->w_cursor = found_pos; 2396 break; 2397 } 2398 2399 // Global search: use first valid match found 2400 if (valid && !locally) 2401 break; 2402 if (valid && curwin->w_cursor.lnum >= par_pos.lnum) 2403 { 2404 // If we previously found a valid position, use it. 2405 if (found_pos.lnum != 0) 2406 curwin->w_cursor = found_pos; 2407 break; 2408 } 2409 2410 // For finding a local variable and the match is before the "{" or 2411 // inside a comment, continue searching. For K&R style function 2412 // declarations this skips the function header without types. 2413 if (!valid) 2414 CLEAR_POS(&found_pos); 2415 else 2416 found_pos = curwin->w_cursor; 2417 // Remove SEARCH_START from flags to avoid getting stuck at one 2418 // position. 2419 searchflags &= ~SEARCH_START; 2420 } 2421 2422 if (t == FAIL) 2423 { 2424 retval = FAIL; 2425 curwin->w_cursor = old_pos; 2426 } 2427 else 2428 { 2429 curwin->w_set_curswant = TRUE; 2430 // "n" searches forward now 2431 reset_search_dir(); 2432 } 2433 2434 vim_free(pat); 2435 p_ws = save_p_ws; 2436 p_scs = save_p_scs; 2437 2438 return retval; 2439 } 2440 2441 /* 2442 * Move 'dist' lines in direction 'dir', counting lines by *screen* 2443 * lines rather than lines in the file. 2444 * 'dist' must be positive. 2445 * 2446 * Return OK if able to move cursor, FAIL otherwise. 2447 */ 2448 static int 2449 nv_screengo(oparg_T *oap, int dir, long dist) 2450 { 2451 int linelen = linetabsize(ml_get_curline()); 2452 int retval = OK; 2453 int atend = FALSE; 2454 int n; 2455 int col_off1; // margin offset for first screen line 2456 int col_off2; // margin offset for wrapped screen line 2457 int width1; // text width for first screen line 2458 int width2; // test width for wrapped screen line 2459 2460 oap->motion_type = MCHAR; 2461 oap->inclusive = (curwin->w_curswant == MAXCOL); 2462 2463 col_off1 = curwin_col_off(); 2464 col_off2 = col_off1 - curwin_col_off2(); 2465 width1 = curwin->w_width - col_off1; 2466 width2 = curwin->w_width - col_off2; 2467 if (width2 == 0) 2468 width2 = 1; // avoid divide by zero 2469 2470 if (curwin->w_width != 0) 2471 { 2472 /* 2473 * Instead of sticking at the last character of the buffer line we 2474 * try to stick in the last column of the screen. 2475 */ 2476 if (curwin->w_curswant == MAXCOL) 2477 { 2478 atend = TRUE; 2479 validate_virtcol(); 2480 if (width1 <= 0) 2481 curwin->w_curswant = 0; 2482 else 2483 { 2484 curwin->w_curswant = width1 - 1; 2485 if (curwin->w_virtcol > curwin->w_curswant) 2486 curwin->w_curswant += ((curwin->w_virtcol 2487 - curwin->w_curswant - 1) / width2 + 1) * width2; 2488 } 2489 } 2490 else 2491 { 2492 if (linelen > width1) 2493 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2494 else 2495 n = width1; 2496 if (curwin->w_curswant >= (colnr_T)n) 2497 curwin->w_curswant = n - 1; 2498 } 2499 2500 while (dist--) 2501 { 2502 if (dir == BACKWARD) 2503 { 2504 if ((long)curwin->w_curswant >= width1) 2505 // Move back within the line. This can give a negative value 2506 // for w_curswant if width1 < width2 (with cpoptions+=n), 2507 // which will get clipped to column 0. 2508 curwin->w_curswant -= width2; 2509 else 2510 { 2511 // to previous line 2512 if (curwin->w_cursor.lnum == 1) 2513 { 2514 retval = FAIL; 2515 break; 2516 } 2517 --curwin->w_cursor.lnum; 2518 #ifdef FEAT_FOLDING 2519 // Move to the start of a closed fold. Don't do that when 2520 // 'foldopen' contains "all": it will open in a moment. 2521 if (!(fdo_flags & FDO_ALL)) 2522 (void)hasFolding(curwin->w_cursor.lnum, 2523 &curwin->w_cursor.lnum, NULL); 2524 #endif 2525 linelen = linetabsize(ml_get_curline()); 2526 if (linelen > width1) 2527 curwin->w_curswant += (((linelen - width1 - 1) / width2) 2528 + 1) * width2; 2529 } 2530 } 2531 else // dir == FORWARD 2532 { 2533 if (linelen > width1) 2534 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2535 else 2536 n = width1; 2537 if (curwin->w_curswant + width2 < (colnr_T)n) 2538 // move forward within line 2539 curwin->w_curswant += width2; 2540 else 2541 { 2542 // to next line 2543 #ifdef FEAT_FOLDING 2544 // Move to the end of a closed fold. 2545 (void)hasFolding(curwin->w_cursor.lnum, NULL, 2546 &curwin->w_cursor.lnum); 2547 #endif 2548 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 2549 { 2550 retval = FAIL; 2551 break; 2552 } 2553 curwin->w_cursor.lnum++; 2554 curwin->w_curswant %= width2; 2555 // Check if the cursor has moved below the number display 2556 // when width1 < width2 (with cpoptions+=n). Subtract width2 2557 // to get a negative value for w_curswant, which will get 2558 // clipped to column 0. 2559 if (curwin->w_curswant >= width1) 2560 curwin->w_curswant -= width2; 2561 linelen = linetabsize(ml_get_curline()); 2562 } 2563 } 2564 } 2565 } 2566 2567 if (virtual_active() && atend) 2568 coladvance(MAXCOL); 2569 else 2570 coladvance(curwin->w_curswant); 2571 2572 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 2573 { 2574 colnr_T virtcol; 2575 2576 /* 2577 * Check for landing on a character that got split at the end of the 2578 * last line. We want to advance a screenline, not end up in the same 2579 * screenline or move two screenlines. 2580 */ 2581 validate_virtcol(); 2582 virtcol = curwin->w_virtcol; 2583 #if defined(FEAT_LINEBREAK) 2584 if (virtcol > (colnr_T)width1 && *get_showbreak_value(curwin) != NUL) 2585 virtcol -= vim_strsize(get_showbreak_value(curwin)); 2586 #endif 2587 2588 if (virtcol > curwin->w_curswant 2589 && (curwin->w_curswant < (colnr_T)width1 2590 ? (curwin->w_curswant > (colnr_T)width1 / 2) 2591 : ((curwin->w_curswant - width1) % width2 2592 > (colnr_T)width2 / 2))) 2593 --curwin->w_cursor.col; 2594 } 2595 2596 if (atend) 2597 curwin->w_curswant = MAXCOL; // stick in the last column 2598 2599 return retval; 2600 } 2601 2602 /* 2603 * Handle CTRL-E and CTRL-Y commands: scroll a line up or down. 2604 * cap->arg must be TRUE for CTRL-E. 2605 */ 2606 void 2607 nv_scroll_line(cmdarg_T *cap) 2608 { 2609 if (!checkclearop(cap->oap)) 2610 scroll_redraw(cap->arg, cap->count1); 2611 } 2612 2613 /* 2614 * Scroll "count" lines up or down, and redraw. 2615 */ 2616 void 2617 scroll_redraw(int up, long count) 2618 { 2619 linenr_T prev_topline = curwin->w_topline; 2620 #ifdef FEAT_DIFF 2621 int prev_topfill = curwin->w_topfill; 2622 #endif 2623 linenr_T prev_lnum = curwin->w_cursor.lnum; 2624 2625 if (up) 2626 scrollup(count, TRUE); 2627 else 2628 scrolldown(count, TRUE); 2629 if (get_scrolloff_value()) 2630 { 2631 // Adjust the cursor position for 'scrolloff'. Mark w_topline as 2632 // valid, otherwise the screen jumps back at the end of the file. 2633 cursor_correct(); 2634 check_cursor_moved(curwin); 2635 curwin->w_valid |= VALID_TOPLINE; 2636 2637 // If moved back to where we were, at least move the cursor, otherwise 2638 // we get stuck at one position. Don't move the cursor up if the 2639 // first line of the buffer is already on the screen 2640 while (curwin->w_topline == prev_topline 2641 #ifdef FEAT_DIFF 2642 && curwin->w_topfill == prev_topfill 2643 #endif 2644 ) 2645 { 2646 if (up) 2647 { 2648 if (curwin->w_cursor.lnum > prev_lnum 2649 || cursor_down(1L, FALSE) == FAIL) 2650 break; 2651 } 2652 else 2653 { 2654 if (curwin->w_cursor.lnum < prev_lnum 2655 || prev_topline == 1L 2656 || cursor_up(1L, FALSE) == FAIL) 2657 break; 2658 } 2659 // Mark w_topline as valid, otherwise the screen jumps back at the 2660 // end of the file. 2661 check_cursor_moved(curwin); 2662 curwin->w_valid |= VALID_TOPLINE; 2663 } 2664 } 2665 if (curwin->w_cursor.lnum != prev_lnum) 2666 coladvance(curwin->w_curswant); 2667 redraw_later(VALID); 2668 } 2669 2670 /* 2671 * Commands that start with "z". 2672 */ 2673 static void 2674 nv_zet(cmdarg_T *cap) 2675 { 2676 long n; 2677 colnr_T col; 2678 int nchar = cap->nchar; 2679 #ifdef FEAT_FOLDING 2680 long old_fdl = curwin->w_p_fdl; 2681 int old_fen = curwin->w_p_fen; 2682 #endif 2683 #ifdef FEAT_SPELL 2684 int undo = FALSE; 2685 #endif 2686 long siso = get_sidescrolloff_value(); 2687 2688 if (VIM_ISDIGIT(nchar)) 2689 { 2690 /* 2691 * "z123{nchar}": edit the count before obtaining {nchar} 2692 */ 2693 if (checkclearop(cap->oap)) 2694 return; 2695 n = nchar - '0'; 2696 for (;;) 2697 { 2698 #ifdef USE_ON_FLY_SCROLL 2699 dont_scroll = TRUE; // disallow scrolling here 2700 #endif 2701 ++no_mapping; 2702 ++allow_keys; // no mapping for nchar, but allow key codes 2703 nchar = plain_vgetc(); 2704 LANGMAP_ADJUST(nchar, TRUE); 2705 --no_mapping; 2706 --allow_keys; 2707 #ifdef FEAT_CMDL_INFO 2708 (void)add_to_showcmd(nchar); 2709 #endif 2710 if (nchar == K_DEL || nchar == K_KDEL) 2711 n /= 10; 2712 else if (VIM_ISDIGIT(nchar)) 2713 n = n * 10 + (nchar - '0'); 2714 else if (nchar == CAR) 2715 { 2716 #ifdef FEAT_GUI 2717 need_mouse_correct = TRUE; 2718 #endif 2719 win_setheight((int)n); 2720 break; 2721 } 2722 else if (nchar == 'l' 2723 || nchar == 'h' 2724 || nchar == K_LEFT 2725 || nchar == K_RIGHT) 2726 { 2727 cap->count1 = n ? n * cap->count1 : cap->count1; 2728 goto dozet; 2729 } 2730 else 2731 { 2732 clearopbeep(cap->oap); 2733 break; 2734 } 2735 } 2736 cap->oap->op_type = OP_NOP; 2737 return; 2738 } 2739 2740 dozet: 2741 if ( 2742 #ifdef FEAT_FOLDING 2743 // "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc" 2744 // and "zC" only in Visual mode. "zj" and "zk" are motion 2745 // commands. 2746 cap->nchar != 'f' && cap->nchar != 'F' 2747 && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar)) 2748 && cap->nchar != 'j' && cap->nchar != 'k' 2749 && 2750 #endif 2751 checkclearop(cap->oap)) 2752 return; 2753 2754 /* 2755 * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb": 2756 * If line number given, set cursor. 2757 */ 2758 if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL) 2759 && cap->count0 2760 && cap->count0 != curwin->w_cursor.lnum) 2761 { 2762 setpcmark(); 2763 if (cap->count0 > curbuf->b_ml.ml_line_count) 2764 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2765 else 2766 curwin->w_cursor.lnum = cap->count0; 2767 check_cursor_col(); 2768 } 2769 2770 switch (nchar) 2771 { 2772 // "z+", "z<CR>" and "zt": put cursor at top of screen 2773 case '+': 2774 if (cap->count0 == 0) 2775 { 2776 // No count given: put cursor at the line below screen 2777 validate_botline(); // make sure w_botline is valid 2778 if (curwin->w_botline > curbuf->b_ml.ml_line_count) 2779 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2780 else 2781 curwin->w_cursor.lnum = curwin->w_botline; 2782 } 2783 // FALLTHROUGH 2784 case NL: 2785 case CAR: 2786 case K_KENTER: 2787 beginline(BL_WHITE | BL_FIX); 2788 // FALLTHROUGH 2789 2790 case 't': scroll_cursor_top(0, TRUE); 2791 redraw_later(VALID); 2792 set_fraction(curwin); 2793 break; 2794 2795 // "z." and "zz": put cursor in middle of screen 2796 case '.': beginline(BL_WHITE | BL_FIX); 2797 // FALLTHROUGH 2798 2799 case 'z': scroll_cursor_halfway(TRUE); 2800 redraw_later(VALID); 2801 set_fraction(curwin); 2802 break; 2803 2804 // "z^", "z-" and "zb": put cursor at bottom of screen 2805 case '^': // Strange Vi behavior: <count>z^ finds line at top of window 2806 // when <count> is at bottom of window, and puts that one at 2807 // bottom of window. 2808 if (cap->count0 != 0) 2809 { 2810 scroll_cursor_bot(0, TRUE); 2811 curwin->w_cursor.lnum = curwin->w_topline; 2812 } 2813 else if (curwin->w_topline == 1) 2814 curwin->w_cursor.lnum = 1; 2815 else 2816 curwin->w_cursor.lnum = curwin->w_topline - 1; 2817 // FALLTHROUGH 2818 case '-': 2819 beginline(BL_WHITE | BL_FIX); 2820 // FALLTHROUGH 2821 2822 case 'b': scroll_cursor_bot(0, TRUE); 2823 redraw_later(VALID); 2824 set_fraction(curwin); 2825 break; 2826 2827 // "zH" - scroll screen right half-page 2828 case 'H': 2829 cap->count1 *= curwin->w_width / 2; 2830 // FALLTHROUGH 2831 2832 // "zh" - scroll screen to the right 2833 case 'h': 2834 case K_LEFT: 2835 if (!curwin->w_p_wrap) 2836 { 2837 if ((colnr_T)cap->count1 > curwin->w_leftcol) 2838 curwin->w_leftcol = 0; 2839 else 2840 curwin->w_leftcol -= (colnr_T)cap->count1; 2841 leftcol_changed(); 2842 } 2843 break; 2844 2845 // "zL" - scroll screen left half-page 2846 case 'L': cap->count1 *= curwin->w_width / 2; 2847 // FALLTHROUGH 2848 2849 // "zl" - scroll screen to the left 2850 case 'l': 2851 case K_RIGHT: 2852 if (!curwin->w_p_wrap) 2853 { 2854 // scroll the window left 2855 curwin->w_leftcol += (colnr_T)cap->count1; 2856 leftcol_changed(); 2857 } 2858 break; 2859 2860 // "zs" - scroll screen, cursor at the start 2861 case 's': if (!curwin->w_p_wrap) 2862 { 2863 #ifdef FEAT_FOLDING 2864 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2865 col = 0; // like the cursor is in col 0 2866 else 2867 #endif 2868 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL); 2869 if ((long)col > siso) 2870 col -= siso; 2871 else 2872 col = 0; 2873 if (curwin->w_leftcol != col) 2874 { 2875 curwin->w_leftcol = col; 2876 redraw_later(NOT_VALID); 2877 } 2878 } 2879 break; 2880 2881 // "ze" - scroll screen, cursor at the end 2882 case 'e': if (!curwin->w_p_wrap) 2883 { 2884 #ifdef FEAT_FOLDING 2885 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2886 col = 0; // like the cursor is in col 0 2887 else 2888 #endif 2889 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col); 2890 n = curwin->w_width - curwin_col_off(); 2891 if ((long)col + siso < n) 2892 col = 0; 2893 else 2894 col = col + siso - n + 1; 2895 if (curwin->w_leftcol != col) 2896 { 2897 curwin->w_leftcol = col; 2898 redraw_later(NOT_VALID); 2899 } 2900 } 2901 break; 2902 2903 #ifdef FEAT_FOLDING 2904 // "zF": create fold command 2905 // "zf": create fold operator 2906 case 'F': 2907 case 'f': if (foldManualAllowed(TRUE)) 2908 { 2909 cap->nchar = 'f'; 2910 nv_operator(cap); 2911 curwin->w_p_fen = TRUE; 2912 2913 // "zF" is like "zfzf" 2914 if (nchar == 'F' && cap->oap->op_type == OP_FOLD) 2915 { 2916 nv_operator(cap); 2917 finish_op = TRUE; 2918 } 2919 } 2920 else 2921 clearopbeep(cap->oap); 2922 break; 2923 2924 // "zd": delete fold at cursor 2925 // "zD": delete fold at cursor recursively 2926 case 'd': 2927 case 'D': if (foldManualAllowed(FALSE)) 2928 { 2929 if (VIsual_active) 2930 nv_operator(cap); 2931 else 2932 deleteFold(curwin->w_cursor.lnum, 2933 curwin->w_cursor.lnum, nchar == 'D', FALSE); 2934 } 2935 break; 2936 2937 // "zE": erase all folds 2938 case 'E': if (foldmethodIsManual(curwin)) 2939 { 2940 clearFolding(curwin); 2941 changed_window_setting(); 2942 } 2943 else if (foldmethodIsMarker(curwin)) 2944 deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count, 2945 TRUE, FALSE); 2946 else 2947 emsg(_("E352: Cannot erase folds with current 'foldmethod'")); 2948 break; 2949 2950 // "zn": fold none: reset 'foldenable' 2951 case 'n': curwin->w_p_fen = FALSE; 2952 break; 2953 2954 // "zN": fold Normal: set 'foldenable' 2955 case 'N': curwin->w_p_fen = TRUE; 2956 break; 2957 2958 // "zi": invert folding: toggle 'foldenable' 2959 case 'i': curwin->w_p_fen = !curwin->w_p_fen; 2960 break; 2961 2962 // "za": open closed fold or close open fold at cursor 2963 case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2964 openFold(curwin->w_cursor.lnum, cap->count1); 2965 else 2966 { 2967 closeFold(curwin->w_cursor.lnum, cap->count1); 2968 curwin->w_p_fen = TRUE; 2969 } 2970 break; 2971 2972 // "zA": open fold at cursor recursively 2973 case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2974 openFoldRecurse(curwin->w_cursor.lnum); 2975 else 2976 { 2977 closeFoldRecurse(curwin->w_cursor.lnum); 2978 curwin->w_p_fen = TRUE; 2979 } 2980 break; 2981 2982 // "zo": open fold at cursor or Visual area 2983 case 'o': if (VIsual_active) 2984 nv_operator(cap); 2985 else 2986 openFold(curwin->w_cursor.lnum, cap->count1); 2987 break; 2988 2989 // "zO": open fold recursively 2990 case 'O': if (VIsual_active) 2991 nv_operator(cap); 2992 else 2993 openFoldRecurse(curwin->w_cursor.lnum); 2994 break; 2995 2996 // "zc": close fold at cursor or Visual area 2997 case 'c': if (VIsual_active) 2998 nv_operator(cap); 2999 else 3000 closeFold(curwin->w_cursor.lnum, cap->count1); 3001 curwin->w_p_fen = TRUE; 3002 break; 3003 3004 // "zC": close fold recursively 3005 case 'C': if (VIsual_active) 3006 nv_operator(cap); 3007 else 3008 closeFoldRecurse(curwin->w_cursor.lnum); 3009 curwin->w_p_fen = TRUE; 3010 break; 3011 3012 // "zv": open folds at the cursor 3013 case 'v': foldOpenCursor(); 3014 break; 3015 3016 // "zx": re-apply 'foldlevel' and open folds at the cursor 3017 case 'x': curwin->w_p_fen = TRUE; 3018 curwin->w_foldinvalid = TRUE; // recompute folds 3019 newFoldLevel(); // update right now 3020 foldOpenCursor(); 3021 break; 3022 3023 // "zX": undo manual opens/closes, re-apply 'foldlevel' 3024 case 'X': curwin->w_p_fen = TRUE; 3025 curwin->w_foldinvalid = TRUE; // recompute folds 3026 old_fdl = -1; // force an update 3027 break; 3028 3029 // "zm": fold more 3030 case 'm': if (curwin->w_p_fdl > 0) 3031 { 3032 curwin->w_p_fdl -= cap->count1; 3033 if (curwin->w_p_fdl < 0) 3034 curwin->w_p_fdl = 0; 3035 } 3036 old_fdl = -1; // force an update 3037 curwin->w_p_fen = TRUE; 3038 break; 3039 3040 // "zM": close all folds 3041 case 'M': curwin->w_p_fdl = 0; 3042 old_fdl = -1; // force an update 3043 curwin->w_p_fen = TRUE; 3044 break; 3045 3046 // "zr": reduce folding 3047 case 'r': curwin->w_p_fdl += cap->count1; 3048 { 3049 int d = getDeepestNesting(); 3050 3051 if (curwin->w_p_fdl >= d) 3052 curwin->w_p_fdl = d; 3053 } 3054 break; 3055 3056 // "zR": open all folds 3057 case 'R': curwin->w_p_fdl = getDeepestNesting(); 3058 old_fdl = -1; // force an update 3059 break; 3060 3061 case 'j': // "zj" move to next fold downwards 3062 case 'k': // "zk" move to next fold upwards 3063 if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD, 3064 cap->count1) == FAIL) 3065 clearopbeep(cap->oap); 3066 break; 3067 3068 #endif // FEAT_FOLDING 3069 3070 #ifdef FEAT_SPELL 3071 case 'u': // "zug" and "zuw": undo "zg" and "zw" 3072 ++no_mapping; 3073 ++allow_keys; // no mapping for nchar, but allow key codes 3074 nchar = plain_vgetc(); 3075 LANGMAP_ADJUST(nchar, TRUE); 3076 --no_mapping; 3077 --allow_keys; 3078 #ifdef FEAT_CMDL_INFO 3079 (void)add_to_showcmd(nchar); 3080 #endif 3081 if (vim_strchr((char_u *)"gGwW", nchar) == NULL) 3082 { 3083 clearopbeep(cap->oap); 3084 break; 3085 } 3086 undo = TRUE; 3087 // FALLTHROUGH 3088 3089 case 'g': // "zg": add good word to word list 3090 case 'w': // "zw": add wrong word to word list 3091 case 'G': // "zG": add good word to temp word list 3092 case 'W': // "zW": add wrong word to temp word list 3093 { 3094 char_u *ptr = NULL; 3095 int len; 3096 3097 if (checkclearop(cap->oap)) 3098 break; 3099 if (VIsual_active && get_visual_text(cap, &ptr, &len) 3100 == FAIL) 3101 return; 3102 if (ptr == NULL) 3103 { 3104 pos_T pos = curwin->w_cursor; 3105 3106 // Find bad word under the cursor. When 'spell' is 3107 // off this fails and find_ident_under_cursor() is 3108 // used below. 3109 emsg_off++; 3110 len = spell_move_to(curwin, FORWARD, TRUE, TRUE, NULL); 3111 emsg_off--; 3112 if (len != 0 && curwin->w_cursor.col <= pos.col) 3113 ptr = ml_get_pos(&curwin->w_cursor); 3114 curwin->w_cursor = pos; 3115 } 3116 3117 if (ptr == NULL && (len = find_ident_under_cursor(&ptr, 3118 FIND_IDENT)) == 0) 3119 return; 3120 spell_add_word(ptr, len, nchar == 'w' || nchar == 'W' 3121 ? SPELL_ADD_BAD : SPELL_ADD_GOOD, 3122 (nchar == 'G' || nchar == 'W') 3123 ? 0 : (int)cap->count1, 3124 undo); 3125 } 3126 break; 3127 3128 case '=': // "z=": suggestions for a badly spelled word 3129 if (!checkclearop(cap->oap)) 3130 spell_suggest((int)cap->count0); 3131 break; 3132 #endif 3133 3134 default: clearopbeep(cap->oap); 3135 } 3136 3137 #ifdef FEAT_FOLDING 3138 // Redraw when 'foldenable' changed 3139 if (old_fen != curwin->w_p_fen) 3140 { 3141 # ifdef FEAT_DIFF 3142 win_T *wp; 3143 3144 if (foldmethodIsDiff(curwin) && curwin->w_p_scb) 3145 { 3146 // Adjust 'foldenable' in diff-synced windows. 3147 FOR_ALL_WINDOWS(wp) 3148 { 3149 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb) 3150 { 3151 wp->w_p_fen = curwin->w_p_fen; 3152 changed_window_setting_win(wp); 3153 } 3154 } 3155 } 3156 # endif 3157 changed_window_setting(); 3158 } 3159 3160 // Redraw when 'foldlevel' changed. 3161 if (old_fdl != curwin->w_p_fdl) 3162 newFoldLevel(); 3163 #endif 3164 } 3165 3166 #ifdef FEAT_GUI 3167 /* 3168 * Vertical scrollbar movement. 3169 */ 3170 static void 3171 nv_ver_scrollbar(cmdarg_T *cap) 3172 { 3173 if (cap->oap->op_type != OP_NOP) 3174 clearopbeep(cap->oap); 3175 3176 // Even if an operator was pending, we still want to scroll 3177 gui_do_scroll(); 3178 } 3179 3180 /* 3181 * Horizontal scrollbar movement. 3182 */ 3183 static void 3184 nv_hor_scrollbar(cmdarg_T *cap) 3185 { 3186 if (cap->oap->op_type != OP_NOP) 3187 clearopbeep(cap->oap); 3188 3189 // Even if an operator was pending, we still want to scroll 3190 gui_do_horiz_scroll(scrollbar_value, FALSE); 3191 } 3192 #endif 3193 3194 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3195 /* 3196 * Click in GUI tab. 3197 */ 3198 static void 3199 nv_tabline(cmdarg_T *cap) 3200 { 3201 if (cap->oap->op_type != OP_NOP) 3202 clearopbeep(cap->oap); 3203 3204 // Even if an operator was pending, we still want to jump tabs. 3205 goto_tabpage(current_tab); 3206 } 3207 3208 /* 3209 * Selected item in tab line menu. 3210 */ 3211 static void 3212 nv_tabmenu(cmdarg_T *cap) 3213 { 3214 if (cap->oap->op_type != OP_NOP) 3215 clearopbeep(cap->oap); 3216 3217 // Even if an operator was pending, we still want to jump tabs. 3218 handle_tabmenu(); 3219 } 3220 3221 /* 3222 * Handle selecting an item of the GUI tab line menu. 3223 * Used in Normal and Insert mode. 3224 */ 3225 void 3226 handle_tabmenu(void) 3227 { 3228 switch (current_tabmenu) 3229 { 3230 case TABLINE_MENU_CLOSE: 3231 if (current_tab == 0) 3232 do_cmdline_cmd((char_u *)"tabclose"); 3233 else 3234 { 3235 vim_snprintf((char *)IObuff, IOSIZE, "tabclose %d", 3236 current_tab); 3237 do_cmdline_cmd(IObuff); 3238 } 3239 break; 3240 3241 case TABLINE_MENU_NEW: 3242 if (current_tab == 0) 3243 do_cmdline_cmd((char_u *)"$tabnew"); 3244 else 3245 { 3246 vim_snprintf((char *)IObuff, IOSIZE, "%dtabnew", 3247 current_tab - 1); 3248 do_cmdline_cmd(IObuff); 3249 } 3250 break; 3251 3252 case TABLINE_MENU_OPEN: 3253 if (current_tab == 0) 3254 do_cmdline_cmd((char_u *)"browse $tabnew"); 3255 else 3256 { 3257 vim_snprintf((char *)IObuff, IOSIZE, "browse %dtabnew", 3258 current_tab - 1); 3259 do_cmdline_cmd(IObuff); 3260 } 3261 break; 3262 } 3263 } 3264 #endif 3265 3266 /* 3267 * "Q" command. 3268 */ 3269 static void 3270 nv_exmode(cmdarg_T *cap) 3271 { 3272 /* 3273 * Ignore 'Q' in Visual mode, just give a beep. 3274 */ 3275 if (VIsual_active) 3276 vim_beep(BO_EX); 3277 else if (!checkclearop(cap->oap)) 3278 do_exmode(FALSE); 3279 } 3280 3281 /* 3282 * Handle a ":" command. 3283 */ 3284 static void 3285 nv_colon(cmdarg_T *cap) 3286 { 3287 int old_p_im; 3288 int cmd_result; 3289 3290 if (VIsual_active) 3291 nv_operator(cap); 3292 else 3293 { 3294 if (cap->oap->op_type != OP_NOP) 3295 { 3296 // Using ":" as a movement is characterwise exclusive. 3297 cap->oap->motion_type = MCHAR; 3298 cap->oap->inclusive = FALSE; 3299 } 3300 else if (cap->count0) 3301 { 3302 // translate "count:" into ":.,.+(count - 1)" 3303 stuffcharReadbuff('.'); 3304 if (cap->count0 > 1) 3305 { 3306 stuffReadbuff((char_u *)",.+"); 3307 stuffnumReadbuff((long)cap->count0 - 1L); 3308 } 3309 } 3310 3311 // When typing, don't type below an old message 3312 if (KeyTyped) 3313 compute_cmdrow(); 3314 3315 old_p_im = p_im; 3316 3317 // get a command line and execute it 3318 cmd_result = do_cmdline(NULL, getexline, NULL, 3319 cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0); 3320 3321 // If 'insertmode' changed, enter or exit Insert mode 3322 if (p_im != old_p_im) 3323 { 3324 if (p_im) 3325 restart_edit = 'i'; 3326 else 3327 restart_edit = 0; 3328 } 3329 3330 if (cmd_result == FAIL) 3331 // The Ex command failed, do not execute the operator. 3332 clearop(cap->oap); 3333 else if (cap->oap->op_type != OP_NOP 3334 && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count 3335 || cap->oap->start.col > 3336 (colnr_T)STRLEN(ml_get(cap->oap->start.lnum)) 3337 || did_emsg 3338 )) 3339 // The start of the operator has become invalid by the Ex command. 3340 clearopbeep(cap->oap); 3341 } 3342 } 3343 3344 /* 3345 * Handle CTRL-G command. 3346 */ 3347 static void 3348 nv_ctrlg(cmdarg_T *cap) 3349 { 3350 if (VIsual_active) // toggle Selection/Visual mode 3351 { 3352 VIsual_select = !VIsual_select; 3353 showmode(); 3354 } 3355 else if (!checkclearop(cap->oap)) 3356 // print full name if count given or :cd used 3357 fileinfo((int)cap->count0, FALSE, TRUE); 3358 } 3359 3360 /* 3361 * Handle CTRL-H <Backspace> command. 3362 */ 3363 static void 3364 nv_ctrlh(cmdarg_T *cap) 3365 { 3366 if (VIsual_active && VIsual_select) 3367 { 3368 cap->cmdchar = 'x'; // BS key behaves like 'x' in Select mode 3369 v_visop(cap); 3370 } 3371 else 3372 nv_left(cap); 3373 } 3374 3375 /* 3376 * CTRL-L: clear screen and redraw. 3377 */ 3378 static void 3379 nv_clear(cmdarg_T *cap) 3380 { 3381 if (!checkclearop(cap->oap)) 3382 { 3383 #if defined(__BEOS__) && !USE_THREAD_FOR_INPUT_WITH_TIMEOUT 3384 /* 3385 * Right now, the BeBox doesn't seem to have an easy way to detect 3386 * window resizing, so we cheat and make the user detect it 3387 * manually with CTRL-L instead 3388 */ 3389 ui_get_shellsize(); 3390 #endif 3391 #ifdef FEAT_SYN_HL 3392 // Clear all syntax states to force resyncing. 3393 syn_stack_free_all(curwin->w_s); 3394 # ifdef FEAT_RELTIME 3395 { 3396 win_T *wp; 3397 3398 FOR_ALL_WINDOWS(wp) 3399 wp->w_s->b_syn_slow = FALSE; 3400 } 3401 # endif 3402 #endif 3403 redraw_later(CLEAR); 3404 #if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL)) 3405 # ifdef VIMDLL 3406 if (!gui.in_use) 3407 # endif 3408 resize_console_buf(); 3409 #endif 3410 } 3411 } 3412 3413 /* 3414 * CTRL-O: In Select mode: switch to Visual mode for one command. 3415 * Otherwise: Go to older pcmark. 3416 */ 3417 static void 3418 nv_ctrlo(cmdarg_T *cap) 3419 { 3420 if (VIsual_active && VIsual_select) 3421 { 3422 VIsual_select = FALSE; 3423 showmode(); 3424 restart_VIsual_select = 2; // restart Select mode later 3425 } 3426 else 3427 { 3428 cap->count1 = -cap->count1; 3429 nv_pcmark(cap); 3430 } 3431 } 3432 3433 /* 3434 * CTRL-^ command, short for ":e #". Works even when the alternate buffer is 3435 * not named. 3436 */ 3437 static void 3438 nv_hat(cmdarg_T *cap) 3439 { 3440 if (!checkclearopq(cap->oap)) 3441 (void)buflist_getfile((int)cap->count0, (linenr_T)0, 3442 GETF_SETMARK|GETF_ALT, FALSE); 3443 } 3444 3445 /* 3446 * "Z" commands. 3447 */ 3448 static void 3449 nv_Zet(cmdarg_T *cap) 3450 { 3451 if (!checkclearopq(cap->oap)) 3452 { 3453 switch (cap->nchar) 3454 { 3455 // "ZZ": equivalent to ":x". 3456 case 'Z': do_cmdline_cmd((char_u *)"x"); 3457 break; 3458 3459 // "ZQ": equivalent to ":q!" (Elvis compatible). 3460 case 'Q': do_cmdline_cmd((char_u *)"q!"); 3461 break; 3462 3463 default: clearopbeep(cap->oap); 3464 } 3465 } 3466 } 3467 3468 /* 3469 * Call nv_ident() as if "c1" was used, with "c2" as next character. 3470 */ 3471 void 3472 do_nv_ident(int c1, int c2) 3473 { 3474 oparg_T oa; 3475 cmdarg_T ca; 3476 3477 clear_oparg(&oa); 3478 vim_memset(&ca, 0, sizeof(ca)); 3479 ca.oap = &oa; 3480 ca.cmdchar = c1; 3481 ca.nchar = c2; 3482 nv_ident(&ca); 3483 } 3484 3485 /* 3486 * Handle the commands that use the word under the cursor. 3487 * [g] CTRL-] :ta to current identifier 3488 * [g] 'K' run program for current identifier 3489 * [g] '*' / to current identifier or string 3490 * [g] '#' ? to current identifier or string 3491 * g ']' :tselect for current identifier 3492 */ 3493 static void 3494 nv_ident(cmdarg_T *cap) 3495 { 3496 char_u *ptr = NULL; 3497 char_u *buf; 3498 unsigned buflen; 3499 char_u *newbuf; 3500 char_u *p; 3501 char_u *kp; // value of 'keywordprg' 3502 int kp_help; // 'keywordprg' is ":he" 3503 int kp_ex; // 'keywordprg' starts with ":" 3504 int n = 0; // init for GCC 3505 int cmdchar; 3506 int g_cmd; // "g" command 3507 int tag_cmd = FALSE; 3508 char_u *aux_ptr; 3509 int isman; 3510 int isman_s; 3511 3512 if (cap->cmdchar == 'g') // "g*", "g#", "g]" and "gCTRL-]" 3513 { 3514 cmdchar = cap->nchar; 3515 g_cmd = TRUE; 3516 } 3517 else 3518 { 3519 cmdchar = cap->cmdchar; 3520 g_cmd = FALSE; 3521 } 3522 3523 if (cmdchar == POUND) // the pound sign, '#' for English keyboards 3524 cmdchar = '#'; 3525 3526 /* 3527 * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode. 3528 */ 3529 if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K') 3530 { 3531 if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL) 3532 return; 3533 if (checkclearopq(cap->oap)) 3534 return; 3535 } 3536 3537 if (ptr == NULL && (n = find_ident_under_cursor(&ptr, 3538 (cmdchar == '*' || cmdchar == '#') 3539 ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0) 3540 { 3541 clearop(cap->oap); 3542 return; 3543 } 3544 3545 // Allocate buffer to put the command in. Inserting backslashes can 3546 // double the length of the word. p_kp / curbuf->b_p_kp could be added 3547 // and some numbers. 3548 kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp); 3549 kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0 3550 || STRCMP(kp, ":help") == 0); 3551 if (kp_help && *skipwhite(ptr) == NUL) 3552 { 3553 emsg(_(e_noident)); // found white space only 3554 return; 3555 } 3556 kp_ex = (*kp == ':'); 3557 buflen = (unsigned)(n * 2 + 30 + STRLEN(kp)); 3558 buf = alloc(buflen); 3559 if (buf == NULL) 3560 return; 3561 buf[0] = NUL; 3562 3563 switch (cmdchar) 3564 { 3565 case '*': 3566 case '#': 3567 /* 3568 * Put cursor at start of word, makes search skip the word 3569 * under the cursor. 3570 * Call setpcmark() first, so "*``" puts the cursor back where 3571 * it was. 3572 */ 3573 setpcmark(); 3574 curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline()); 3575 3576 if (!g_cmd && vim_iswordp(ptr)) 3577 STRCPY(buf, "\\<"); 3578 no_smartcase = TRUE; // don't use 'smartcase' now 3579 break; 3580 3581 case 'K': 3582 if (kp_help) 3583 STRCPY(buf, "he! "); 3584 else if (kp_ex) 3585 { 3586 if (cap->count0 != 0) 3587 vim_snprintf((char *)buf, buflen, "%s %ld", 3588 kp, cap->count0); 3589 else 3590 STRCPY(buf, kp); 3591 STRCAT(buf, " "); 3592 } 3593 else 3594 { 3595 // An external command will probably use an argument starting 3596 // with "-" as an option. To avoid trouble we skip the "-". 3597 while (*ptr == '-' && n > 0) 3598 { 3599 ++ptr; 3600 --n; 3601 } 3602 if (n == 0) 3603 { 3604 emsg(_(e_noident)); // found dashes only 3605 vim_free(buf); 3606 return; 3607 } 3608 3609 // When a count is given, turn it into a range. Is this 3610 // really what we want? 3611 isman = (STRCMP(kp, "man") == 0); 3612 isman_s = (STRCMP(kp, "man -s") == 0); 3613 if (cap->count0 != 0 && !(isman || isman_s)) 3614 sprintf((char *)buf, ".,.+%ld", cap->count0 - 1); 3615 3616 STRCAT(buf, "! "); 3617 if (cap->count0 == 0 && isman_s) 3618 STRCAT(buf, "man"); 3619 else 3620 STRCAT(buf, kp); 3621 STRCAT(buf, " "); 3622 if (cap->count0 != 0 && (isman || isman_s)) 3623 { 3624 sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0); 3625 STRCAT(buf, " "); 3626 } 3627 } 3628 break; 3629 3630 case ']': 3631 tag_cmd = TRUE; 3632 #ifdef FEAT_CSCOPE 3633 if (p_cst) 3634 STRCPY(buf, "cstag "); 3635 else 3636 #endif 3637 STRCPY(buf, "ts "); 3638 break; 3639 3640 default: 3641 tag_cmd = TRUE; 3642 if (curbuf->b_help) 3643 STRCPY(buf, "he! "); 3644 else 3645 { 3646 if (g_cmd) 3647 STRCPY(buf, "tj "); 3648 else 3649 sprintf((char *)buf, "%ldta ", cap->count0); 3650 } 3651 } 3652 3653 /* 3654 * Now grab the chars in the identifier 3655 */ 3656 if (cmdchar == 'K' && !kp_help) 3657 { 3658 ptr = vim_strnsave(ptr, n); 3659 if (kp_ex) 3660 // Escape the argument properly for an Ex command 3661 p = vim_strsave_fnameescape(ptr, FALSE); 3662 else 3663 // Escape the argument properly for a shell command 3664 p = vim_strsave_shellescape(ptr, TRUE, TRUE); 3665 vim_free(ptr); 3666 if (p == NULL) 3667 { 3668 vim_free(buf); 3669 return; 3670 } 3671 newbuf = vim_realloc(buf, STRLEN(buf) + STRLEN(p) + 1); 3672 if (newbuf == NULL) 3673 { 3674 vim_free(buf); 3675 vim_free(p); 3676 return; 3677 } 3678 buf = newbuf; 3679 STRCAT(buf, p); 3680 vim_free(p); 3681 } 3682 else 3683 { 3684 if (cmdchar == '*') 3685 aux_ptr = (char_u *)(p_magic ? "/.*~[^$\\" : "/^$\\"); 3686 else if (cmdchar == '#') 3687 aux_ptr = (char_u *)(p_magic ? "/?.*~[^$\\" : "/?^$\\"); 3688 else if (tag_cmd) 3689 { 3690 if (curbuf->b_help) 3691 // ":help" handles unescaped argument 3692 aux_ptr = (char_u *)""; 3693 else 3694 aux_ptr = (char_u *)"\\|\"\n["; 3695 } 3696 else 3697 aux_ptr = (char_u *)"\\|\"\n*?["; 3698 3699 p = buf + STRLEN(buf); 3700 while (n-- > 0) 3701 { 3702 // put a backslash before \ and some others 3703 if (vim_strchr(aux_ptr, *ptr) != NULL) 3704 *p++ = '\\'; 3705 // When current byte is a part of multibyte character, copy all 3706 // bytes of that character. 3707 if (has_mbyte) 3708 { 3709 int i; 3710 int len = (*mb_ptr2len)(ptr) - 1; 3711 3712 for (i = 0; i < len && n >= 1; ++i, --n) 3713 *p++ = *ptr++; 3714 } 3715 *p++ = *ptr++; 3716 } 3717 *p = NUL; 3718 } 3719 3720 /* 3721 * Execute the command. 3722 */ 3723 if (cmdchar == '*' || cmdchar == '#') 3724 { 3725 if (!g_cmd && (has_mbyte 3726 ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) 3727 : vim_iswordc(ptr[-1]))) 3728 STRCAT(buf, "\\>"); 3729 3730 // put pattern in search history 3731 init_history(); 3732 add_to_history(HIST_SEARCH, buf, TRUE, NUL); 3733 3734 (void)normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0, NULL); 3735 } 3736 else 3737 { 3738 g_tag_at_cursor = TRUE; 3739 do_cmdline_cmd(buf); 3740 g_tag_at_cursor = FALSE; 3741 } 3742 3743 vim_free(buf); 3744 } 3745 3746 /* 3747 * Get visually selected text, within one line only. 3748 * Returns FAIL if more than one line selected. 3749 */ 3750 int 3751 get_visual_text( 3752 cmdarg_T *cap, 3753 char_u **pp, // return: start of selected text 3754 int *lenp) // return: length of selected text 3755 { 3756 if (VIsual_mode != 'V') 3757 unadjust_for_sel(); 3758 if (VIsual.lnum != curwin->w_cursor.lnum) 3759 { 3760 if (cap != NULL) 3761 clearopbeep(cap->oap); 3762 return FAIL; 3763 } 3764 if (VIsual_mode == 'V') 3765 { 3766 *pp = ml_get_curline(); 3767 *lenp = (int)STRLEN(*pp); 3768 } 3769 else 3770 { 3771 if (LT_POS(curwin->w_cursor, VIsual)) 3772 { 3773 *pp = ml_get_pos(&curwin->w_cursor); 3774 *lenp = VIsual.col - curwin->w_cursor.col + 1; 3775 } 3776 else 3777 { 3778 *pp = ml_get_pos(&VIsual); 3779 *lenp = curwin->w_cursor.col - VIsual.col + 1; 3780 } 3781 if (has_mbyte) 3782 // Correct the length to include the whole last character. 3783 *lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1; 3784 } 3785 reset_VIsual_and_resel(); 3786 return OK; 3787 } 3788 3789 /* 3790 * CTRL-T: backwards in tag stack 3791 */ 3792 static void 3793 nv_tagpop(cmdarg_T *cap) 3794 { 3795 if (!checkclearopq(cap->oap)) 3796 do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE); 3797 } 3798 3799 /* 3800 * Handle scrolling command 'H', 'L' and 'M'. 3801 */ 3802 static void 3803 nv_scroll(cmdarg_T *cap) 3804 { 3805 int used = 0; 3806 long n; 3807 #ifdef FEAT_FOLDING 3808 linenr_T lnum; 3809 #endif 3810 int half; 3811 3812 cap->oap->motion_type = MLINE; 3813 setpcmark(); 3814 3815 if (cap->cmdchar == 'L') 3816 { 3817 validate_botline(); // make sure curwin->w_botline is valid 3818 curwin->w_cursor.lnum = curwin->w_botline - 1; 3819 if (cap->count1 - 1 >= curwin->w_cursor.lnum) 3820 curwin->w_cursor.lnum = 1; 3821 else 3822 { 3823 #ifdef FEAT_FOLDING 3824 if (hasAnyFolding(curwin)) 3825 { 3826 // Count a fold for one screen line. 3827 for (n = cap->count1 - 1; n > 0 3828 && curwin->w_cursor.lnum > curwin->w_topline; --n) 3829 { 3830 (void)hasFolding(curwin->w_cursor.lnum, 3831 &curwin->w_cursor.lnum, NULL); 3832 --curwin->w_cursor.lnum; 3833 } 3834 } 3835 else 3836 #endif 3837 curwin->w_cursor.lnum -= cap->count1 - 1; 3838 } 3839 } 3840 else 3841 { 3842 if (cap->cmdchar == 'M') 3843 { 3844 #ifdef FEAT_DIFF 3845 // Don't count filler lines above the window. 3846 used -= diff_check_fill(curwin, curwin->w_topline) 3847 - curwin->w_topfill; 3848 #endif 3849 validate_botline(); // make sure w_empty_rows is valid 3850 half = (curwin->w_height - curwin->w_empty_rows + 1) / 2; 3851 for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n) 3852 { 3853 #ifdef FEAT_DIFF 3854 // Count half he number of filler lines to be "below this 3855 // line" and half to be "above the next line". 3856 if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline 3857 + n) / 2 >= half) 3858 { 3859 --n; 3860 break; 3861 } 3862 #endif 3863 used += plines(curwin->w_topline + n); 3864 if (used >= half) 3865 break; 3866 #ifdef FEAT_FOLDING 3867 if (hasFolding(curwin->w_topline + n, NULL, &lnum)) 3868 n = lnum - curwin->w_topline; 3869 #endif 3870 } 3871 if (n > 0 && used > curwin->w_height) 3872 --n; 3873 } 3874 else // (cap->cmdchar == 'H') 3875 { 3876 n = cap->count1 - 1; 3877 #ifdef FEAT_FOLDING 3878 if (hasAnyFolding(curwin)) 3879 { 3880 // Count a fold for one screen line. 3881 lnum = curwin->w_topline; 3882 while (n-- > 0 && lnum < curwin->w_botline - 1) 3883 { 3884 (void)hasFolding(lnum, NULL, &lnum); 3885 ++lnum; 3886 } 3887 n = lnum - curwin->w_topline; 3888 } 3889 #endif 3890 } 3891 curwin->w_cursor.lnum = curwin->w_topline + n; 3892 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 3893 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 3894 } 3895 3896 // Correct for 'so', except when an operator is pending. 3897 if (cap->oap->op_type == OP_NOP) 3898 cursor_correct(); 3899 beginline(BL_SOL | BL_FIX); 3900 } 3901 3902 /* 3903 * Cursor right commands. 3904 */ 3905 static void 3906 nv_right(cmdarg_T *cap) 3907 { 3908 long n; 3909 int past_line; 3910 3911 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 3912 { 3913 // <C-Right> and <S-Right> move a word or WORD right 3914 if (mod_mask & MOD_MASK_CTRL) 3915 cap->arg = TRUE; 3916 nv_wordcmd(cap); 3917 return; 3918 } 3919 3920 cap->oap->motion_type = MCHAR; 3921 cap->oap->inclusive = FALSE; 3922 past_line = (VIsual_active && *p_sel != 'o'); 3923 3924 /* 3925 * In virtual edit mode, there's no such thing as "past_line", as lines 3926 * are (theoretically) infinitely long. 3927 */ 3928 if (virtual_active()) 3929 past_line = 0; 3930 3931 for (n = cap->count1; n > 0; --n) 3932 { 3933 if ((!past_line && oneright() == FAIL) 3934 || (past_line && *ml_get_cursor() == NUL) 3935 ) 3936 { 3937 /* 3938 * <Space> wraps to next line if 'whichwrap' has 's'. 3939 * 'l' wraps to next line if 'whichwrap' has 'l'. 3940 * CURS_RIGHT wraps to next line if 'whichwrap' has '>'. 3941 */ 3942 if ( ((cap->cmdchar == ' ' 3943 && vim_strchr(p_ww, 's') != NULL) 3944 || (cap->cmdchar == 'l' 3945 && vim_strchr(p_ww, 'l') != NULL) 3946 || (cap->cmdchar == K_RIGHT 3947 && vim_strchr(p_ww, '>') != NULL)) 3948 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 3949 { 3950 // When deleting we also count the NL as a character. 3951 // Set cap->oap->inclusive when last char in the line is 3952 // included, move to next line after that 3953 if ( cap->oap->op_type != OP_NOP 3954 && !cap->oap->inclusive 3955 && !LINEEMPTY(curwin->w_cursor.lnum)) 3956 cap->oap->inclusive = TRUE; 3957 else 3958 { 3959 ++curwin->w_cursor.lnum; 3960 curwin->w_cursor.col = 0; 3961 curwin->w_cursor.coladd = 0; 3962 curwin->w_set_curswant = TRUE; 3963 cap->oap->inclusive = FALSE; 3964 } 3965 continue; 3966 } 3967 if (cap->oap->op_type == OP_NOP) 3968 { 3969 // Only beep and flush if not moved at all 3970 if (n == cap->count1) 3971 beep_flush(); 3972 } 3973 else 3974 { 3975 if (!LINEEMPTY(curwin->w_cursor.lnum)) 3976 cap->oap->inclusive = TRUE; 3977 } 3978 break; 3979 } 3980 else if (past_line) 3981 { 3982 curwin->w_set_curswant = TRUE; 3983 if (virtual_active()) 3984 oneright(); 3985 else 3986 { 3987 if (has_mbyte) 3988 curwin->w_cursor.col += (*mb_ptr2len)(ml_get_cursor()); 3989 else 3990 ++curwin->w_cursor.col; 3991 } 3992 } 3993 } 3994 #ifdef FEAT_FOLDING 3995 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 3996 && cap->oap->op_type == OP_NOP) 3997 foldOpenCursor(); 3998 #endif 3999 } 4000 4001 /* 4002 * Cursor left commands. 4003 * 4004 * Returns TRUE when operator end should not be adjusted. 4005 */ 4006 static void 4007 nv_left(cmdarg_T *cap) 4008 { 4009 long n; 4010 4011 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 4012 { 4013 // <C-Left> and <S-Left> move a word or WORD left 4014 if (mod_mask & MOD_MASK_CTRL) 4015 cap->arg = 1; 4016 nv_bck_word(cap); 4017 return; 4018 } 4019 4020 cap->oap->motion_type = MCHAR; 4021 cap->oap->inclusive = FALSE; 4022 for (n = cap->count1; n > 0; --n) 4023 { 4024 if (oneleft() == FAIL) 4025 { 4026 // <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'. 4027 // 'h' wraps to previous line if 'whichwrap' has 'h'. 4028 // CURS_LEFT wraps to previous line if 'whichwrap' has '<'. 4029 if ( (((cap->cmdchar == K_BS 4030 || cap->cmdchar == Ctrl_H) 4031 && vim_strchr(p_ww, 'b') != NULL) 4032 || (cap->cmdchar == 'h' 4033 && vim_strchr(p_ww, 'h') != NULL) 4034 || (cap->cmdchar == K_LEFT 4035 && vim_strchr(p_ww, '<') != NULL)) 4036 && curwin->w_cursor.lnum > 1) 4037 { 4038 --(curwin->w_cursor.lnum); 4039 coladvance((colnr_T)MAXCOL); 4040 curwin->w_set_curswant = TRUE; 4041 4042 // When the NL before the first char has to be deleted we 4043 // put the cursor on the NUL after the previous line. 4044 // This is a very special case, be careful! 4045 // Don't adjust op_end now, otherwise it won't work. 4046 if ( (cap->oap->op_type == OP_DELETE 4047 || cap->oap->op_type == OP_CHANGE) 4048 && !LINEEMPTY(curwin->w_cursor.lnum)) 4049 { 4050 char_u *cp = ml_get_cursor(); 4051 4052 if (*cp != NUL) 4053 { 4054 if (has_mbyte) 4055 curwin->w_cursor.col += (*mb_ptr2len)(cp); 4056 else 4057 ++curwin->w_cursor.col; 4058 } 4059 cap->retval |= CA_NO_ADJ_OP_END; 4060 } 4061 continue; 4062 } 4063 // Only beep and flush if not moved at all 4064 else if (cap->oap->op_type == OP_NOP && n == cap->count1) 4065 beep_flush(); 4066 break; 4067 } 4068 } 4069 #ifdef FEAT_FOLDING 4070 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4071 && cap->oap->op_type == OP_NOP) 4072 foldOpenCursor(); 4073 #endif 4074 } 4075 4076 /* 4077 * Cursor up commands. 4078 * cap->arg is TRUE for "-": Move cursor to first non-blank. 4079 */ 4080 static void 4081 nv_up(cmdarg_T *cap) 4082 { 4083 if (mod_mask & MOD_MASK_SHIFT) 4084 { 4085 // <S-Up> is page up 4086 cap->arg = BACKWARD; 4087 nv_page(cap); 4088 } 4089 else 4090 { 4091 cap->oap->motion_type = MLINE; 4092 if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4093 clearopbeep(cap->oap); 4094 else if (cap->arg) 4095 beginline(BL_WHITE | BL_FIX); 4096 } 4097 } 4098 4099 /* 4100 * Cursor down commands. 4101 * cap->arg is TRUE for CR and "+": Move cursor to first non-blank. 4102 */ 4103 static void 4104 nv_down(cmdarg_T *cap) 4105 { 4106 if (mod_mask & MOD_MASK_SHIFT) 4107 { 4108 // <S-Down> is page down 4109 cap->arg = FORWARD; 4110 nv_page(cap); 4111 } 4112 #if defined(FEAT_QUICKFIX) 4113 // Quickfix window only: view the result under the cursor. 4114 else if (bt_quickfix(curbuf) && cap->cmdchar == CAR) 4115 qf_view_result(FALSE); 4116 #endif 4117 else 4118 { 4119 #ifdef FEAT_CMDWIN 4120 // In the cmdline window a <CR> executes the command. 4121 if (cmdwin_type != 0 && cap->cmdchar == CAR) 4122 cmdwin_result = CAR; 4123 else 4124 #endif 4125 #ifdef FEAT_JOB_CHANNEL 4126 // In a prompt buffer a <CR> in the last line invokes the callback. 4127 if (bt_prompt(curbuf) && cap->cmdchar == CAR 4128 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 4129 { 4130 invoke_prompt_callback(); 4131 if (restart_edit == 0) 4132 restart_edit = 'a'; 4133 } 4134 else 4135 #endif 4136 { 4137 cap->oap->motion_type = MLINE; 4138 if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4139 clearopbeep(cap->oap); 4140 else if (cap->arg) 4141 beginline(BL_WHITE | BL_FIX); 4142 } 4143 } 4144 } 4145 4146 #ifdef FEAT_SEARCHPATH 4147 /* 4148 * Grab the file name under the cursor and edit it. 4149 */ 4150 static void 4151 nv_gotofile(cmdarg_T *cap) 4152 { 4153 char_u *ptr; 4154 linenr_T lnum = -1; 4155 4156 if (text_locked()) 4157 { 4158 clearopbeep(cap->oap); 4159 text_locked_msg(); 4160 return; 4161 } 4162 if (curbuf_locked()) 4163 { 4164 clearop(cap->oap); 4165 return; 4166 } 4167 4168 ptr = grab_file_name(cap->count1, &lnum); 4169 4170 if (ptr != NULL) 4171 { 4172 // do autowrite if necessary 4173 if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !buf_hide(curbuf)) 4174 (void)autowrite(curbuf, FALSE); 4175 setpcmark(); 4176 if (do_ecmd(0, ptr, NULL, NULL, ECMD_LAST, 4177 buf_hide(curbuf) ? ECMD_HIDE : 0, curwin) == OK 4178 && cap->nchar == 'F' && lnum >= 0) 4179 { 4180 curwin->w_cursor.lnum = lnum; 4181 check_cursor_lnum(); 4182 beginline(BL_SOL | BL_FIX); 4183 } 4184 vim_free(ptr); 4185 } 4186 else 4187 clearop(cap->oap); 4188 } 4189 #endif 4190 4191 /* 4192 * <End> command: to end of current line or last line. 4193 */ 4194 static void 4195 nv_end(cmdarg_T *cap) 4196 { 4197 if (cap->arg || (mod_mask & MOD_MASK_CTRL)) // CTRL-END = goto last line 4198 { 4199 cap->arg = TRUE; 4200 nv_goto(cap); 4201 cap->count1 = 1; // to end of current line 4202 } 4203 nv_dollar(cap); 4204 } 4205 4206 /* 4207 * Handle the "$" command. 4208 */ 4209 static void 4210 nv_dollar(cmdarg_T *cap) 4211 { 4212 cap->oap->motion_type = MCHAR; 4213 cap->oap->inclusive = TRUE; 4214 // In virtual mode when off the edge of a line and an operator 4215 // is pending (whew!) keep the cursor where it is. 4216 // Otherwise, send it to the end of the line. 4217 if (!virtual_active() || gchar_cursor() != NUL 4218 || cap->oap->op_type == OP_NOP) 4219 curwin->w_curswant = MAXCOL; // so we stay at the end 4220 if (cursor_down((long)(cap->count1 - 1), 4221 cap->oap->op_type == OP_NOP) == FAIL) 4222 clearopbeep(cap->oap); 4223 #ifdef FEAT_FOLDING 4224 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4225 foldOpenCursor(); 4226 #endif 4227 } 4228 4229 /* 4230 * Implementation of '?' and '/' commands. 4231 * If cap->arg is TRUE don't set PC mark. 4232 */ 4233 static void 4234 nv_search(cmdarg_T *cap) 4235 { 4236 oparg_T *oap = cap->oap; 4237 pos_T save_cursor = curwin->w_cursor; 4238 4239 if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13) 4240 { 4241 // Translate "g??" to "g?g?" 4242 cap->cmdchar = 'g'; 4243 cap->nchar = '?'; 4244 nv_operator(cap); 4245 return; 4246 } 4247 4248 // When using 'incsearch' the cursor may be moved to set a different search 4249 // start position. 4250 cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0, TRUE); 4251 4252 if (cap->searchbuf == NULL) 4253 { 4254 clearop(oap); 4255 return; 4256 } 4257 4258 (void)normal_search(cap, cap->cmdchar, cap->searchbuf, 4259 (cap->arg || !EQUAL_POS(save_cursor, curwin->w_cursor)) 4260 ? 0 : SEARCH_MARK, NULL); 4261 } 4262 4263 /* 4264 * Handle "N" and "n" commands. 4265 * cap->arg is SEARCH_REV for "N", 0 for "n". 4266 */ 4267 static void 4268 nv_next(cmdarg_T *cap) 4269 { 4270 pos_T old = curwin->w_cursor; 4271 int wrapped = FALSE; 4272 int i = normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, &wrapped); 4273 4274 if (i == 1 && !wrapped && EQUAL_POS(old, curwin->w_cursor)) 4275 { 4276 // Avoid getting stuck on the current cursor position, which can 4277 // happen when an offset is given and the cursor is on the last char 4278 // in the buffer: Repeat with count + 1. 4279 cap->count1 += 1; 4280 (void)normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, NULL); 4281 cap->count1 -= 1; 4282 } 4283 } 4284 4285 /* 4286 * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat). 4287 * Uses only cap->count1 and cap->oap from "cap". 4288 * Return 0 for failure, 1 for found, 2 for found and line offset added. 4289 */ 4290 static int 4291 normal_search( 4292 cmdarg_T *cap, 4293 int dir, 4294 char_u *pat, 4295 int opt, // extra flags for do_search() 4296 int *wrapped) 4297 { 4298 int i; 4299 searchit_arg_T sia; 4300 4301 cap->oap->motion_type = MCHAR; 4302 cap->oap->inclusive = FALSE; 4303 cap->oap->use_reg_one = TRUE; 4304 curwin->w_set_curswant = TRUE; 4305 4306 vim_memset(&sia, 0, sizeof(sia)); 4307 i = do_search(cap->oap, dir, pat, cap->count1, 4308 opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG, &sia); 4309 if (wrapped != NULL) 4310 *wrapped = sia.sa_wrapped; 4311 if (i == 0) 4312 clearop(cap->oap); 4313 else 4314 { 4315 if (i == 2) 4316 cap->oap->motion_type = MLINE; 4317 curwin->w_cursor.coladd = 0; 4318 #ifdef FEAT_FOLDING 4319 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4320 foldOpenCursor(); 4321 #endif 4322 } 4323 4324 // "/$" will put the cursor after the end of the line, may need to 4325 // correct that here 4326 check_cursor(); 4327 return i; 4328 } 4329 4330 /* 4331 * Character search commands. 4332 * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for 4333 * ',' and FALSE for ';'. 4334 * cap->nchar is NUL for ',' and ';' (repeat the search) 4335 */ 4336 static void 4337 nv_csearch(cmdarg_T *cap) 4338 { 4339 int t_cmd; 4340 4341 if (cap->cmdchar == 't' || cap->cmdchar == 'T') 4342 t_cmd = TRUE; 4343 else 4344 t_cmd = FALSE; 4345 4346 cap->oap->motion_type = MCHAR; 4347 if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL) 4348 clearopbeep(cap->oap); 4349 else 4350 { 4351 curwin->w_set_curswant = TRUE; 4352 // Include a Tab for "tx" and for "dfx". 4353 if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD 4354 && (t_cmd || cap->oap->op_type != OP_NOP)) 4355 { 4356 colnr_T scol, ecol; 4357 4358 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol); 4359 curwin->w_cursor.coladd = ecol - scol; 4360 } 4361 else 4362 curwin->w_cursor.coladd = 0; 4363 adjust_for_sel(cap); 4364 #ifdef FEAT_FOLDING 4365 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4366 foldOpenCursor(); 4367 #endif 4368 } 4369 } 4370 4371 /* 4372 * "[" and "]" commands. 4373 * cap->arg is BACKWARD for "[" and FORWARD for "]". 4374 */ 4375 static void 4376 nv_brackets(cmdarg_T *cap) 4377 { 4378 pos_T new_pos = {0, 0, 0}; 4379 pos_T prev_pos; 4380 pos_T *pos = NULL; // init for GCC 4381 pos_T old_pos; // cursor position before command 4382 int flag; 4383 long n; 4384 int findc; 4385 int c; 4386 4387 cap->oap->motion_type = MCHAR; 4388 cap->oap->inclusive = FALSE; 4389 old_pos = curwin->w_cursor; 4390 curwin->w_cursor.coladd = 0; // TODO: don't do this for an error. 4391 4392 #ifdef FEAT_SEARCHPATH 4393 /* 4394 * "[f" or "]f" : Edit file under the cursor (same as "gf") 4395 */ 4396 if (cap->nchar == 'f') 4397 nv_gotofile(cap); 4398 else 4399 #endif 4400 4401 #ifdef FEAT_FIND_ID 4402 /* 4403 * Find the occurrence(s) of the identifier or define under cursor 4404 * in current and included files or jump to the first occurrence. 4405 * 4406 * search list jump 4407 * fwd bwd fwd bwd fwd bwd 4408 * identifier "]i" "[i" "]I" "[I" "]^I" "[^I" 4409 * define "]d" "[d" "]D" "[D" "]^D" "[^D" 4410 */ 4411 if (vim_strchr((char_u *) 4412 # ifdef EBCDIC 4413 "iI\005dD\067", 4414 # else 4415 "iI\011dD\004", 4416 # endif 4417 cap->nchar) != NULL) 4418 { 4419 char_u *ptr; 4420 int len; 4421 4422 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) 4423 clearop(cap->oap); 4424 else 4425 { 4426 find_pattern_in_path(ptr, 0, len, TRUE, 4427 cap->count0 == 0 ? !isupper(cap->nchar) : FALSE, 4428 ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY, 4429 cap->count1, 4430 isupper(cap->nchar) ? ACTION_SHOW_ALL : 4431 islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO, 4432 cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1, 4433 (linenr_T)MAXLNUM); 4434 curwin->w_set_curswant = TRUE; 4435 } 4436 } 4437 else 4438 #endif 4439 4440 /* 4441 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')' 4442 * "[#", "]#": go to start/end of Nth innermost #if..#endif construct. 4443 * "[/", "[*", "]/", "]*": go to Nth comment start/end. 4444 * "[m" or "]m" search for prev/next start of (Java) method. 4445 * "[M" or "]M" search for prev/next end of (Java) method. 4446 */ 4447 if ( (cap->cmdchar == '[' 4448 && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL) 4449 || (cap->cmdchar == ']' 4450 && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL)) 4451 { 4452 if (cap->nchar == '*') 4453 cap->nchar = '/'; 4454 prev_pos.lnum = 0; 4455 if (cap->nchar == 'm' || cap->nchar == 'M') 4456 { 4457 if (cap->cmdchar == '[') 4458 findc = '{'; 4459 else 4460 findc = '}'; 4461 n = 9999; 4462 } 4463 else 4464 { 4465 findc = cap->nchar; 4466 n = cap->count1; 4467 } 4468 for ( ; n > 0; --n) 4469 { 4470 if ((pos = findmatchlimit(cap->oap, findc, 4471 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL) 4472 { 4473 if (new_pos.lnum == 0) // nothing found 4474 { 4475 if (cap->nchar != 'm' && cap->nchar != 'M') 4476 clearopbeep(cap->oap); 4477 } 4478 else 4479 pos = &new_pos; // use last one found 4480 break; 4481 } 4482 prev_pos = new_pos; 4483 curwin->w_cursor = *pos; 4484 new_pos = *pos; 4485 } 4486 curwin->w_cursor = old_pos; 4487 4488 /* 4489 * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only 4490 * brought us to the match for "[m" and "]M" when inside a method. 4491 * Try finding the '{' or '}' we want to be at. 4492 * Also repeat for the given count. 4493 */ 4494 if (cap->nchar == 'm' || cap->nchar == 'M') 4495 { 4496 // norm is TRUE for "]M" and "[m" 4497 int norm = ((findc == '{') == (cap->nchar == 'm')); 4498 4499 n = cap->count1; 4500 // found a match: we were inside a method 4501 if (prev_pos.lnum != 0) 4502 { 4503 pos = &prev_pos; 4504 curwin->w_cursor = prev_pos; 4505 if (norm) 4506 --n; 4507 } 4508 else 4509 pos = NULL; 4510 while (n > 0) 4511 { 4512 for (;;) 4513 { 4514 if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0) 4515 { 4516 // if not found anything, that's an error 4517 if (pos == NULL) 4518 clearopbeep(cap->oap); 4519 n = 0; 4520 break; 4521 } 4522 c = gchar_cursor(); 4523 if (c == '{' || c == '}') 4524 { 4525 // Must have found end/start of class: use it. 4526 // Or found the place to be at. 4527 if ((c == findc && norm) || (n == 1 && !norm)) 4528 { 4529 new_pos = curwin->w_cursor; 4530 pos = &new_pos; 4531 n = 0; 4532 } 4533 // if no match found at all, we started outside of the 4534 // class and we're inside now. Just go on. 4535 else if (new_pos.lnum == 0) 4536 { 4537 new_pos = curwin->w_cursor; 4538 pos = &new_pos; 4539 } 4540 // found start/end of other method: go to match 4541 else if ((pos = findmatchlimit(cap->oap, findc, 4542 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 4543 0)) == NULL) 4544 n = 0; 4545 else 4546 curwin->w_cursor = *pos; 4547 break; 4548 } 4549 } 4550 --n; 4551 } 4552 curwin->w_cursor = old_pos; 4553 if (pos == NULL && new_pos.lnum != 0) 4554 clearopbeep(cap->oap); 4555 } 4556 if (pos != NULL) 4557 { 4558 setpcmark(); 4559 curwin->w_cursor = *pos; 4560 curwin->w_set_curswant = TRUE; 4561 #ifdef FEAT_FOLDING 4562 if ((fdo_flags & FDO_BLOCK) && KeyTyped 4563 && cap->oap->op_type == OP_NOP) 4564 foldOpenCursor(); 4565 #endif 4566 } 4567 } 4568 4569 /* 4570 * "[[", "[]", "]]" and "][": move to start or end of function 4571 */ 4572 else if (cap->nchar == '[' || cap->nchar == ']') 4573 { 4574 if (cap->nchar == cap->cmdchar) // "]]" or "[[" 4575 flag = '{'; 4576 else 4577 flag = '}'; // "][" or "[]" 4578 4579 curwin->w_set_curswant = TRUE; 4580 /* 4581 * Imitate strange Vi behaviour: When using "]]" with an operator 4582 * we also stop at '}'. 4583 */ 4584 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, flag, 4585 (cap->oap->op_type != OP_NOP 4586 && cap->arg == FORWARD && flag == '{'))) 4587 clearopbeep(cap->oap); 4588 else 4589 { 4590 if (cap->oap->op_type == OP_NOP) 4591 beginline(BL_WHITE | BL_FIX); 4592 #ifdef FEAT_FOLDING 4593 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4594 foldOpenCursor(); 4595 #endif 4596 } 4597 } 4598 4599 /* 4600 * "[p", "[P", "]P" and "]p": put with indent adjustment 4601 */ 4602 else if (cap->nchar == 'p' || cap->nchar == 'P') 4603 { 4604 nv_put_opt(cap, TRUE); 4605 } 4606 4607 /* 4608 * "['", "[`", "]'" and "]`": jump to next mark 4609 */ 4610 else if (cap->nchar == '\'' || cap->nchar == '`') 4611 { 4612 pos = &curwin->w_cursor; 4613 for (n = cap->count1; n > 0; --n) 4614 { 4615 prev_pos = *pos; 4616 pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD, 4617 cap->nchar == '\''); 4618 if (pos == NULL) 4619 break; 4620 } 4621 if (pos == NULL) 4622 pos = &prev_pos; 4623 nv_cursormark(cap, cap->nchar == '\'', pos); 4624 } 4625 4626 /* 4627 * [ or ] followed by a middle mouse click: put selected text with 4628 * indent adjustment. Any other button just does as usual. 4629 */ 4630 else if (cap->nchar >= K_RIGHTRELEASE && cap->nchar <= K_LEFTMOUSE) 4631 { 4632 (void)do_mouse(cap->oap, cap->nchar, 4633 (cap->cmdchar == ']') ? FORWARD : BACKWARD, 4634 cap->count1, PUT_FIXINDENT); 4635 } 4636 4637 #ifdef FEAT_FOLDING 4638 /* 4639 * "[z" and "]z": move to start or end of open fold. 4640 */ 4641 else if (cap->nchar == 'z') 4642 { 4643 if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4644 cap->count1) == FAIL) 4645 clearopbeep(cap->oap); 4646 } 4647 #endif 4648 4649 #ifdef FEAT_DIFF 4650 /* 4651 * "[c" and "]c": move to next or previous diff-change. 4652 */ 4653 else if (cap->nchar == 'c') 4654 { 4655 if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD, 4656 cap->count1) == FAIL) 4657 clearopbeep(cap->oap); 4658 } 4659 #endif 4660 4661 #ifdef FEAT_SPELL 4662 /* 4663 * "[s", "[S", "]s" and "]S": move to next spell error. 4664 */ 4665 else if (cap->nchar == 's' || cap->nchar == 'S') 4666 { 4667 setpcmark(); 4668 for (n = 0; n < cap->count1; ++n) 4669 if (spell_move_to(curwin, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4670 cap->nchar == 's' ? TRUE : FALSE, FALSE, NULL) == 0) 4671 { 4672 clearopbeep(cap->oap); 4673 break; 4674 } 4675 else 4676 curwin->w_set_curswant = TRUE; 4677 # ifdef FEAT_FOLDING 4678 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4679 foldOpenCursor(); 4680 # endif 4681 } 4682 #endif 4683 4684 // Not a valid cap->nchar. 4685 else 4686 clearopbeep(cap->oap); 4687 } 4688 4689 /* 4690 * Handle Normal mode "%" command. 4691 */ 4692 static void 4693 nv_percent(cmdarg_T *cap) 4694 { 4695 pos_T *pos; 4696 #if defined(FEAT_FOLDING) 4697 linenr_T lnum = curwin->w_cursor.lnum; 4698 #endif 4699 4700 cap->oap->inclusive = TRUE; 4701 if (cap->count0) // {cnt}% : goto {cnt} percentage in file 4702 { 4703 if (cap->count0 > 100) 4704 clearopbeep(cap->oap); 4705 else 4706 { 4707 cap->oap->motion_type = MLINE; 4708 setpcmark(); 4709 // Round up, so CTRL-G will give same value. Watch out for a 4710 // large line count, the line number must not go negative! 4711 if (curbuf->b_ml.ml_line_count > 1000000) 4712 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L) 4713 / 100L * cap->count0; 4714 else 4715 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count * 4716 cap->count0 + 99L) / 100L; 4717 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4718 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 4719 beginline(BL_SOL | BL_FIX); 4720 } 4721 } 4722 else // "%" : go to matching paren 4723 { 4724 cap->oap->motion_type = MCHAR; 4725 cap->oap->use_reg_one = TRUE; 4726 if ((pos = findmatch(cap->oap, NUL)) == NULL) 4727 clearopbeep(cap->oap); 4728 else 4729 { 4730 setpcmark(); 4731 curwin->w_cursor = *pos; 4732 curwin->w_set_curswant = TRUE; 4733 curwin->w_cursor.coladd = 0; 4734 adjust_for_sel(cap); 4735 } 4736 } 4737 #ifdef FEAT_FOLDING 4738 if (cap->oap->op_type == OP_NOP 4739 && lnum != curwin->w_cursor.lnum 4740 && (fdo_flags & FDO_PERCENT) 4741 && KeyTyped) 4742 foldOpenCursor(); 4743 #endif 4744 } 4745 4746 /* 4747 * Handle "(" and ")" commands. 4748 * cap->arg is BACKWARD for "(" and FORWARD for ")". 4749 */ 4750 static void 4751 nv_brace(cmdarg_T *cap) 4752 { 4753 cap->oap->motion_type = MCHAR; 4754 cap->oap->use_reg_one = TRUE; 4755 // The motion used to be inclusive for "(", but that is not what Vi does. 4756 cap->oap->inclusive = FALSE; 4757 curwin->w_set_curswant = TRUE; 4758 4759 if (findsent(cap->arg, cap->count1) == FAIL) 4760 clearopbeep(cap->oap); 4761 else 4762 { 4763 // Don't leave the cursor on the NUL past end of line. 4764 adjust_cursor(cap->oap); 4765 curwin->w_cursor.coladd = 0; 4766 #ifdef FEAT_FOLDING 4767 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4768 foldOpenCursor(); 4769 #endif 4770 } 4771 } 4772 4773 /* 4774 * "m" command: Mark a position. 4775 */ 4776 static void 4777 nv_mark(cmdarg_T *cap) 4778 { 4779 if (!checkclearop(cap->oap)) 4780 { 4781 if (setmark(cap->nchar) == FAIL) 4782 clearopbeep(cap->oap); 4783 } 4784 } 4785 4786 /* 4787 * "{" and "}" commands. 4788 * cmd->arg is BACKWARD for "{" and FORWARD for "}". 4789 */ 4790 static void 4791 nv_findpar(cmdarg_T *cap) 4792 { 4793 cap->oap->motion_type = MCHAR; 4794 cap->oap->inclusive = FALSE; 4795 cap->oap->use_reg_one = TRUE; 4796 curwin->w_set_curswant = TRUE; 4797 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, NUL, FALSE)) 4798 clearopbeep(cap->oap); 4799 else 4800 { 4801 curwin->w_cursor.coladd = 0; 4802 #ifdef FEAT_FOLDING 4803 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4804 foldOpenCursor(); 4805 #endif 4806 } 4807 } 4808 4809 /* 4810 * "u" command: Undo or make lower case. 4811 */ 4812 static void 4813 nv_undo(cmdarg_T *cap) 4814 { 4815 if (cap->oap->op_type == OP_LOWER || VIsual_active) 4816 { 4817 // translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" 4818 cap->cmdchar = 'g'; 4819 cap->nchar = 'u'; 4820 nv_operator(cap); 4821 } 4822 else 4823 nv_kundo(cap); 4824 } 4825 4826 /* 4827 * <Undo> command. 4828 */ 4829 static void 4830 nv_kundo(cmdarg_T *cap) 4831 { 4832 if (!checkclearopq(cap->oap)) 4833 { 4834 #ifdef FEAT_JOB_CHANNEL 4835 if (bt_prompt(curbuf)) 4836 { 4837 clearopbeep(cap->oap); 4838 return; 4839 } 4840 #endif 4841 u_undo((int)cap->count1); 4842 curwin->w_set_curswant = TRUE; 4843 } 4844 } 4845 4846 /* 4847 * Handle the "r" command. 4848 */ 4849 static void 4850 nv_replace(cmdarg_T *cap) 4851 { 4852 char_u *ptr; 4853 int had_ctrl_v; 4854 long n; 4855 4856 if (checkclearop(cap->oap)) 4857 return; 4858 #ifdef FEAT_JOB_CHANNEL 4859 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 4860 { 4861 clearopbeep(cap->oap); 4862 return; 4863 } 4864 #endif 4865 4866 // get another character 4867 if (cap->nchar == Ctrl_V) 4868 { 4869 had_ctrl_v = Ctrl_V; 4870 cap->nchar = get_literal(); 4871 // Don't redo a multibyte character with CTRL-V. 4872 if (cap->nchar > DEL) 4873 had_ctrl_v = NUL; 4874 } 4875 else 4876 had_ctrl_v = NUL; 4877 4878 // Abort if the character is a special key. 4879 if (IS_SPECIAL(cap->nchar)) 4880 { 4881 clearopbeep(cap->oap); 4882 return; 4883 } 4884 4885 // Visual mode "r" 4886 if (VIsual_active) 4887 { 4888 if (got_int) 4889 reset_VIsual(); 4890 if (had_ctrl_v) 4891 { 4892 // Use a special (negative) number to make a difference between a 4893 // literal CR or NL and a line break. 4894 if (cap->nchar == CAR) 4895 cap->nchar = REPLACE_CR_NCHAR; 4896 else if (cap->nchar == NL) 4897 cap->nchar = REPLACE_NL_NCHAR; 4898 } 4899 nv_operator(cap); 4900 return; 4901 } 4902 4903 // Break tabs, etc. 4904 if (virtual_active()) 4905 { 4906 if (u_save_cursor() == FAIL) 4907 return; 4908 if (gchar_cursor() == NUL) 4909 { 4910 // Add extra space and put the cursor on the first one. 4911 coladvance_force((colnr_T)(getviscol() + cap->count1)); 4912 curwin->w_cursor.col -= cap->count1; 4913 } 4914 else if (gchar_cursor() == TAB) 4915 coladvance_force(getviscol()); 4916 } 4917 4918 // Abort if not enough characters to replace. 4919 ptr = ml_get_cursor(); 4920 if (STRLEN(ptr) < (unsigned)cap->count1 4921 || (has_mbyte && mb_charlen(ptr) < cap->count1)) 4922 { 4923 clearopbeep(cap->oap); 4924 return; 4925 } 4926 4927 /* 4928 * Replacing with a TAB is done by edit() when it is complicated because 4929 * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB. 4930 * Other characters are done below to avoid problems with things like 4931 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC). 4932 */ 4933 if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta)) 4934 { 4935 stuffnumReadbuff(cap->count1); 4936 stuffcharReadbuff('R'); 4937 stuffcharReadbuff('\t'); 4938 stuffcharReadbuff(ESC); 4939 return; 4940 } 4941 4942 // save line for undo 4943 if (u_save_cursor() == FAIL) 4944 return; 4945 4946 if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n')) 4947 { 4948 /* 4949 * Replace character(s) by a single newline. 4950 * Strange vi behaviour: Only one newline is inserted. 4951 * Delete the characters here. 4952 * Insert the newline with an insert command, takes care of 4953 * autoindent. The insert command depends on being on the last 4954 * character of a line or not. 4955 */ 4956 (void)del_chars(cap->count1, FALSE); // delete the characters 4957 stuffcharReadbuff('\r'); 4958 stuffcharReadbuff(ESC); 4959 4960 // Give 'r' to edit(), to get the redo command right. 4961 invoke_edit(cap, TRUE, 'r', FALSE); 4962 } 4963 else 4964 { 4965 prep_redo(cap->oap->regname, cap->count1, 4966 NUL, 'r', NUL, had_ctrl_v, cap->nchar); 4967 4968 curbuf->b_op_start = curwin->w_cursor; 4969 if (has_mbyte) 4970 { 4971 int old_State = State; 4972 4973 if (cap->ncharC1 != 0) 4974 AppendCharToRedobuff(cap->ncharC1); 4975 if (cap->ncharC2 != 0) 4976 AppendCharToRedobuff(cap->ncharC2); 4977 4978 // This is slow, but it handles replacing a single-byte with a 4979 // multi-byte and the other way around. Also handles adding 4980 // composing characters for utf-8. 4981 for (n = cap->count1; n > 0; --n) 4982 { 4983 State = REPLACE; 4984 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 4985 { 4986 int c = ins_copychar(curwin->w_cursor.lnum 4987 + (cap->nchar == Ctrl_Y ? -1 : 1)); 4988 if (c != NUL) 4989 ins_char(c); 4990 else 4991 // will be decremented further down 4992 ++curwin->w_cursor.col; 4993 } 4994 else 4995 ins_char(cap->nchar); 4996 State = old_State; 4997 if (cap->ncharC1 != 0) 4998 ins_char(cap->ncharC1); 4999 if (cap->ncharC2 != 0) 5000 ins_char(cap->ncharC2); 5001 } 5002 } 5003 else 5004 { 5005 /* 5006 * Replace the characters within one line. 5007 */ 5008 for (n = cap->count1; n > 0; --n) 5009 { 5010 /* 5011 * Get ptr again, because u_save and/or showmatch() will have 5012 * released the line. At the same time we let know that the 5013 * line will be changed. 5014 */ 5015 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE); 5016 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5017 { 5018 int c = ins_copychar(curwin->w_cursor.lnum 5019 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5020 if (c != NUL) 5021 ptr[curwin->w_cursor.col] = c; 5022 } 5023 else 5024 ptr[curwin->w_cursor.col] = cap->nchar; 5025 if (p_sm && msg_silent == 0) 5026 showmatch(cap->nchar); 5027 ++curwin->w_cursor.col; 5028 } 5029 #ifdef FEAT_NETBEANS_INTG 5030 if (netbeans_active()) 5031 { 5032 colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1); 5033 5034 netbeans_removed(curbuf, curwin->w_cursor.lnum, start, 5035 (long)cap->count1); 5036 netbeans_inserted(curbuf, curwin->w_cursor.lnum, start, 5037 &ptr[start], (int)cap->count1); 5038 } 5039 #endif 5040 5041 // mark the buffer as changed and prepare for displaying 5042 changed_bytes(curwin->w_cursor.lnum, 5043 (colnr_T)(curwin->w_cursor.col - cap->count1)); 5044 } 5045 --curwin->w_cursor.col; // cursor on the last replaced char 5046 // if the character on the left of the current cursor is a multi-byte 5047 // character, move two characters left 5048 if (has_mbyte) 5049 mb_adjust_cursor(); 5050 curbuf->b_op_end = curwin->w_cursor; 5051 curwin->w_set_curswant = TRUE; 5052 set_last_insert(cap->nchar); 5053 } 5054 } 5055 5056 /* 5057 * 'o': Exchange start and end of Visual area. 5058 * 'O': same, but in block mode exchange left and right corners. 5059 */ 5060 static void 5061 v_swap_corners(int cmdchar) 5062 { 5063 pos_T old_cursor; 5064 colnr_T left, right; 5065 5066 if (cmdchar == 'O' && VIsual_mode == Ctrl_V) 5067 { 5068 old_cursor = curwin->w_cursor; 5069 getvcols(curwin, &old_cursor, &VIsual, &left, &right); 5070 curwin->w_cursor.lnum = VIsual.lnum; 5071 coladvance(left); 5072 VIsual = curwin->w_cursor; 5073 5074 curwin->w_cursor.lnum = old_cursor.lnum; 5075 curwin->w_curswant = right; 5076 // 'selection "exclusive" and cursor at right-bottom corner: move it 5077 // right one column 5078 if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e') 5079 ++curwin->w_curswant; 5080 coladvance(curwin->w_curswant); 5081 if (curwin->w_cursor.col == old_cursor.col 5082 && (!virtual_active() 5083 || curwin->w_cursor.coladd == old_cursor.coladd)) 5084 { 5085 curwin->w_cursor.lnum = VIsual.lnum; 5086 if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e') 5087 ++right; 5088 coladvance(right); 5089 VIsual = curwin->w_cursor; 5090 5091 curwin->w_cursor.lnum = old_cursor.lnum; 5092 coladvance(left); 5093 curwin->w_curswant = left; 5094 } 5095 } 5096 else 5097 { 5098 old_cursor = curwin->w_cursor; 5099 curwin->w_cursor = VIsual; 5100 VIsual = old_cursor; 5101 curwin->w_set_curswant = TRUE; 5102 } 5103 } 5104 5105 /* 5106 * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE). 5107 */ 5108 static void 5109 nv_Replace(cmdarg_T *cap) 5110 { 5111 if (VIsual_active) // "R" is replace lines 5112 { 5113 cap->cmdchar = 'c'; 5114 cap->nchar = NUL; 5115 VIsual_mode_orig = VIsual_mode; // remember original area for gv 5116 VIsual_mode = 'V'; 5117 nv_operator(cap); 5118 } 5119 else if (!checkclearopq(cap->oap)) 5120 { 5121 if (!curbuf->b_p_ma) 5122 emsg(_(e_modifiable)); 5123 else 5124 { 5125 if (virtual_active()) 5126 coladvance(getviscol()); 5127 invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE); 5128 } 5129 } 5130 } 5131 5132 /* 5133 * "gr". 5134 */ 5135 static void 5136 nv_vreplace(cmdarg_T *cap) 5137 { 5138 if (VIsual_active) 5139 { 5140 cap->cmdchar = 'r'; 5141 cap->nchar = cap->extra_char; 5142 nv_replace(cap); // Do same as "r" in Visual mode for now 5143 } 5144 else if (!checkclearopq(cap->oap)) 5145 { 5146 if (!curbuf->b_p_ma) 5147 emsg(_(e_modifiable)); 5148 else 5149 { 5150 if (cap->extra_char == Ctrl_V) // get another character 5151 cap->extra_char = get_literal(); 5152 stuffcharReadbuff(cap->extra_char); 5153 stuffcharReadbuff(ESC); 5154 if (virtual_active()) 5155 coladvance(getviscol()); 5156 invoke_edit(cap, TRUE, 'v', FALSE); 5157 } 5158 } 5159 } 5160 5161 /* 5162 * Swap case for "~" command, when it does not work like an operator. 5163 */ 5164 static void 5165 n_swapchar(cmdarg_T *cap) 5166 { 5167 long n; 5168 pos_T startpos; 5169 int did_change = 0; 5170 #ifdef FEAT_NETBEANS_INTG 5171 pos_T pos; 5172 char_u *ptr; 5173 int count; 5174 #endif 5175 5176 if (checkclearopq(cap->oap)) 5177 return; 5178 5179 if (LINEEMPTY(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL) 5180 { 5181 clearopbeep(cap->oap); 5182 return; 5183 } 5184 5185 prep_redo_cmd(cap); 5186 5187 if (u_save_cursor() == FAIL) 5188 return; 5189 5190 startpos = curwin->w_cursor; 5191 #ifdef FEAT_NETBEANS_INTG 5192 pos = startpos; 5193 #endif 5194 for (n = cap->count1; n > 0; --n) 5195 { 5196 did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor); 5197 inc_cursor(); 5198 if (gchar_cursor() == NUL) 5199 { 5200 if (vim_strchr(p_ww, '~') != NULL 5201 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 5202 { 5203 #ifdef FEAT_NETBEANS_INTG 5204 if (netbeans_active()) 5205 { 5206 if (did_change) 5207 { 5208 ptr = ml_get(pos.lnum); 5209 count = (int)STRLEN(ptr) - pos.col; 5210 netbeans_removed(curbuf, pos.lnum, pos.col, 5211 (long)count); 5212 netbeans_inserted(curbuf, pos.lnum, pos.col, 5213 &ptr[pos.col], count); 5214 } 5215 pos.col = 0; 5216 pos.lnum++; 5217 } 5218 #endif 5219 ++curwin->w_cursor.lnum; 5220 curwin->w_cursor.col = 0; 5221 if (n > 1) 5222 { 5223 if (u_savesub(curwin->w_cursor.lnum) == FAIL) 5224 break; 5225 u_clearline(); 5226 } 5227 } 5228 else 5229 break; 5230 } 5231 } 5232 #ifdef FEAT_NETBEANS_INTG 5233 if (did_change && netbeans_active()) 5234 { 5235 ptr = ml_get(pos.lnum); 5236 count = curwin->w_cursor.col - pos.col; 5237 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); 5238 netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count); 5239 } 5240 #endif 5241 5242 5243 check_cursor(); 5244 curwin->w_set_curswant = TRUE; 5245 if (did_change) 5246 { 5247 changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1, 5248 0L); 5249 curbuf->b_op_start = startpos; 5250 curbuf->b_op_end = curwin->w_cursor; 5251 if (curbuf->b_op_end.col > 0) 5252 --curbuf->b_op_end.col; 5253 } 5254 } 5255 5256 /* 5257 * Move cursor to mark. 5258 */ 5259 static void 5260 nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos) 5261 { 5262 if (check_mark(pos) == FAIL) 5263 clearop(cap->oap); 5264 else 5265 { 5266 if (cap->cmdchar == '\'' 5267 || cap->cmdchar == '`' 5268 || cap->cmdchar == '[' 5269 || cap->cmdchar == ']') 5270 setpcmark(); 5271 curwin->w_cursor = *pos; 5272 if (flag) 5273 beginline(BL_WHITE | BL_FIX); 5274 else 5275 check_cursor(); 5276 } 5277 cap->oap->motion_type = flag ? MLINE : MCHAR; 5278 if (cap->cmdchar == '`') 5279 cap->oap->use_reg_one = TRUE; 5280 cap->oap->inclusive = FALSE; // ignored if not MCHAR 5281 curwin->w_set_curswant = TRUE; 5282 } 5283 5284 /* 5285 * Handle commands that are operators in Visual mode. 5286 */ 5287 static void 5288 v_visop(cmdarg_T *cap) 5289 { 5290 static char_u trans[] = "YyDdCcxdXdAAIIrr"; 5291 5292 // Uppercase means linewise, except in block mode, then "D" deletes till 5293 // the end of the line, and "C" replaces till EOL 5294 if (isupper(cap->cmdchar)) 5295 { 5296 if (VIsual_mode != Ctrl_V) 5297 { 5298 VIsual_mode_orig = VIsual_mode; 5299 VIsual_mode = 'V'; 5300 } 5301 else if (cap->cmdchar == 'C' || cap->cmdchar == 'D') 5302 curwin->w_curswant = MAXCOL; 5303 } 5304 cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1); 5305 nv_operator(cap); 5306 } 5307 5308 /* 5309 * "s" and "S" commands. 5310 */ 5311 static void 5312 nv_subst(cmdarg_T *cap) 5313 { 5314 #ifdef FEAT_TERMINAL 5315 // When showing output of term_dumpdiff() swap the top and botom. 5316 if (term_swap_diff() == OK) 5317 return; 5318 #endif 5319 #ifdef FEAT_JOB_CHANNEL 5320 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 5321 { 5322 clearopbeep(cap->oap); 5323 return; 5324 } 5325 #endif 5326 if (VIsual_active) // "vs" and "vS" are the same as "vc" 5327 { 5328 if (cap->cmdchar == 'S') 5329 { 5330 VIsual_mode_orig = VIsual_mode; 5331 VIsual_mode = 'V'; 5332 } 5333 cap->cmdchar = 'c'; 5334 nv_operator(cap); 5335 } 5336 else 5337 nv_optrans(cap); 5338 } 5339 5340 /* 5341 * Abbreviated commands. 5342 */ 5343 static void 5344 nv_abbrev(cmdarg_T *cap) 5345 { 5346 if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL) 5347 cap->cmdchar = 'x'; // DEL key behaves like 'x' 5348 5349 // in Visual mode these commands are operators 5350 if (VIsual_active) 5351 v_visop(cap); 5352 else 5353 nv_optrans(cap); 5354 } 5355 5356 /* 5357 * Translate a command into another command. 5358 */ 5359 static void 5360 nv_optrans(cmdarg_T *cap) 5361 { 5362 static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh", 5363 (char_u *)"d$", (char_u *)"c$", 5364 (char_u *)"cl", (char_u *)"cc", 5365 (char_u *)"yy", (char_u *)":s\r"}; 5366 static char_u *str = (char_u *)"xXDCsSY&"; 5367 5368 if (!checkclearopq(cap->oap)) 5369 { 5370 // In Vi "2D" doesn't delete the next line. Can't translate it 5371 // either, because "2." should also not use the count. 5372 if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL) 5373 { 5374 cap->oap->start = curwin->w_cursor; 5375 cap->oap->op_type = OP_DELETE; 5376 #ifdef FEAT_EVAL 5377 set_op_var(OP_DELETE); 5378 #endif 5379 cap->count1 = 1; 5380 nv_dollar(cap); 5381 finish_op = TRUE; 5382 ResetRedobuff(); 5383 AppendCharToRedobuff('D'); 5384 } 5385 else 5386 { 5387 if (cap->count0) 5388 stuffnumReadbuff(cap->count0); 5389 stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]); 5390 } 5391 } 5392 cap->opcount = 0; 5393 } 5394 5395 /* 5396 * "'" and "`" commands. Also for "g'" and "g`". 5397 * cap->arg is TRUE for "'" and "g'". 5398 */ 5399 static void 5400 nv_gomark(cmdarg_T *cap) 5401 { 5402 pos_T *pos; 5403 int c; 5404 #ifdef FEAT_FOLDING 5405 pos_T old_cursor = curwin->w_cursor; 5406 int old_KeyTyped = KeyTyped; // getting file may reset it 5407 #endif 5408 5409 if (cap->cmdchar == 'g') 5410 c = cap->extra_char; 5411 else 5412 c = cap->nchar; 5413 pos = getmark(c, (cap->oap->op_type == OP_NOP)); 5414 if (pos == (pos_T *)-1) // jumped to other file 5415 { 5416 if (cap->arg) 5417 { 5418 check_cursor_lnum(); 5419 beginline(BL_WHITE | BL_FIX); 5420 } 5421 else 5422 check_cursor(); 5423 } 5424 else 5425 nv_cursormark(cap, cap->arg, pos); 5426 5427 // May need to clear the coladd that a mark includes. 5428 if (!virtual_active()) 5429 curwin->w_cursor.coladd = 0; 5430 check_cursor_col(); 5431 #ifdef FEAT_FOLDING 5432 if (cap->oap->op_type == OP_NOP 5433 && pos != NULL 5434 && (pos == (pos_T *)-1 || !EQUAL_POS(old_cursor, *pos)) 5435 && (fdo_flags & FDO_MARK) 5436 && old_KeyTyped) 5437 foldOpenCursor(); 5438 #endif 5439 } 5440 5441 /* 5442 * Handle CTRL-O, CTRL-I, "g;" and "g," commands. 5443 */ 5444 static void 5445 nv_pcmark(cmdarg_T *cap) 5446 { 5447 #ifdef FEAT_JUMPLIST 5448 pos_T *pos; 5449 # ifdef FEAT_FOLDING 5450 linenr_T lnum = curwin->w_cursor.lnum; 5451 int old_KeyTyped = KeyTyped; // getting file may reset it 5452 # endif 5453 5454 if (!checkclearopq(cap->oap)) 5455 { 5456 if (cap->cmdchar == 'g') 5457 pos = movechangelist((int)cap->count1); 5458 else 5459 pos = movemark((int)cap->count1); 5460 if (pos == (pos_T *)-1) // jump to other file 5461 { 5462 curwin->w_set_curswant = TRUE; 5463 check_cursor(); 5464 } 5465 else if (pos != NULL) // can jump 5466 nv_cursormark(cap, FALSE, pos); 5467 else if (cap->cmdchar == 'g') 5468 { 5469 if (curbuf->b_changelistlen == 0) 5470 emsg(_("E664: changelist is empty")); 5471 else if (cap->count1 < 0) 5472 emsg(_("E662: At start of changelist")); 5473 else 5474 emsg(_("E663: At end of changelist")); 5475 } 5476 else 5477 clearopbeep(cap->oap); 5478 # ifdef FEAT_FOLDING 5479 if (cap->oap->op_type == OP_NOP 5480 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum) 5481 && (fdo_flags & FDO_MARK) 5482 && old_KeyTyped) 5483 foldOpenCursor(); 5484 # endif 5485 } 5486 #else 5487 clearopbeep(cap->oap); 5488 #endif 5489 } 5490 5491 /* 5492 * Handle '"' command. 5493 */ 5494 static void 5495 nv_regname(cmdarg_T *cap) 5496 { 5497 if (checkclearop(cap->oap)) 5498 return; 5499 #ifdef FEAT_EVAL 5500 if (cap->nchar == '=') 5501 cap->nchar = get_expr_register(); 5502 #endif 5503 if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE)) 5504 { 5505 cap->oap->regname = cap->nchar; 5506 cap->opcount = cap->count0; // remember count before '"' 5507 #ifdef FEAT_EVAL 5508 set_reg_var(cap->oap->regname); 5509 #endif 5510 } 5511 else 5512 clearopbeep(cap->oap); 5513 } 5514 5515 /* 5516 * Handle "v", "V" and "CTRL-V" commands. 5517 * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg 5518 * is TRUE. 5519 * Handle CTRL-Q just like CTRL-V. 5520 */ 5521 static void 5522 nv_visual(cmdarg_T *cap) 5523 { 5524 if (cap->cmdchar == Ctrl_Q) 5525 cap->cmdchar = Ctrl_V; 5526 5527 // 'v', 'V' and CTRL-V can be used while an operator is pending to make it 5528 // characterwise, linewise, or blockwise. 5529 if (cap->oap->op_type != OP_NOP) 5530 { 5531 motion_force = cap->oap->motion_force = cap->cmdchar; 5532 finish_op = FALSE; // operator doesn't finish now but later 5533 return; 5534 } 5535 5536 VIsual_select = cap->arg; 5537 if (VIsual_active) // change Visual mode 5538 { 5539 if (VIsual_mode == cap->cmdchar) // stop visual mode 5540 end_visual_mode(); 5541 else // toggle char/block mode 5542 { // or char/line mode 5543 VIsual_mode = cap->cmdchar; 5544 showmode(); 5545 } 5546 redraw_curbuf_later(INVERTED); // update the inversion 5547 } 5548 else // start Visual mode 5549 { 5550 check_visual_highlight(); 5551 if (cap->count0 > 0 && resel_VIsual_mode != NUL) 5552 { 5553 // use previously selected part 5554 VIsual = curwin->w_cursor; 5555 5556 VIsual_active = TRUE; 5557 VIsual_reselect = TRUE; 5558 if (!cap->arg) 5559 // start Select mode when 'selectmode' contains "cmd" 5560 may_start_select('c'); 5561 setmouse(); 5562 if (p_smd && msg_silent == 0) 5563 redraw_cmdline = TRUE; // show visual mode later 5564 /* 5565 * For V and ^V, we multiply the number of lines even if there 5566 * was only one -- webb 5567 */ 5568 if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1) 5569 { 5570 curwin->w_cursor.lnum += 5571 resel_VIsual_line_count * cap->count0 - 1; 5572 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 5573 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 5574 } 5575 VIsual_mode = resel_VIsual_mode; 5576 if (VIsual_mode == 'v') 5577 { 5578 if (resel_VIsual_line_count <= 1) 5579 { 5580 validate_virtcol(); 5581 curwin->w_curswant = curwin->w_virtcol 5582 + resel_VIsual_vcol * cap->count0 - 1; 5583 } 5584 else 5585 curwin->w_curswant = resel_VIsual_vcol; 5586 coladvance(curwin->w_curswant); 5587 } 5588 if (resel_VIsual_vcol == MAXCOL) 5589 { 5590 curwin->w_curswant = MAXCOL; 5591 coladvance((colnr_T)MAXCOL); 5592 } 5593 else if (VIsual_mode == Ctrl_V) 5594 { 5595 validate_virtcol(); 5596 curwin->w_curswant = curwin->w_virtcol 5597 + resel_VIsual_vcol * cap->count0 - 1; 5598 coladvance(curwin->w_curswant); 5599 } 5600 else 5601 curwin->w_set_curswant = TRUE; 5602 redraw_curbuf_later(INVERTED); // show the inversion 5603 } 5604 else 5605 { 5606 if (!cap->arg) 5607 // start Select mode when 'selectmode' contains "cmd" 5608 may_start_select('c'); 5609 n_start_visual_mode(cap->cmdchar); 5610 if (VIsual_mode != 'V' && *p_sel == 'e') 5611 ++cap->count1; // include one more char 5612 if (cap->count0 > 0 && --cap->count1 > 0) 5613 { 5614 // With a count select that many characters or lines. 5615 if (VIsual_mode == 'v' || VIsual_mode == Ctrl_V) 5616 nv_right(cap); 5617 else if (VIsual_mode == 'V') 5618 nv_down(cap); 5619 } 5620 } 5621 } 5622 } 5623 5624 /* 5625 * Start selection for Shift-movement keys. 5626 */ 5627 void 5628 start_selection(void) 5629 { 5630 // if 'selectmode' contains "key", start Select mode 5631 may_start_select('k'); 5632 n_start_visual_mode('v'); 5633 } 5634 5635 /* 5636 * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu. 5637 */ 5638 void 5639 may_start_select(int c) 5640 { 5641 VIsual_select = (stuff_empty() && typebuf_typed() 5642 && (vim_strchr(p_slm, c) != NULL)); 5643 } 5644 5645 /* 5646 * Start Visual mode "c". 5647 * Should set VIsual_select before calling this. 5648 */ 5649 static void 5650 n_start_visual_mode(int c) 5651 { 5652 #ifdef FEAT_CONCEAL 5653 // Check for redraw before changing the state. 5654 conceal_check_cursor_line(); 5655 #endif 5656 5657 VIsual_mode = c; 5658 VIsual_active = TRUE; 5659 VIsual_reselect = TRUE; 5660 5661 // Corner case: the 0 position in a tab may change when going into 5662 // virtualedit. Recalculate curwin->w_cursor to avoid bad hilighting. 5663 if (c == Ctrl_V && (ve_flags & VE_BLOCK) && gchar_cursor() == TAB) 5664 { 5665 validate_virtcol(); 5666 coladvance(curwin->w_virtcol); 5667 } 5668 VIsual = curwin->w_cursor; 5669 5670 #ifdef FEAT_FOLDING 5671 foldAdjustVisual(); 5672 #endif 5673 5674 setmouse(); 5675 #ifdef FEAT_CONCEAL 5676 // Check for redraw after changing the state. 5677 conceal_check_cursor_line(); 5678 #endif 5679 5680 if (p_smd && msg_silent == 0) 5681 redraw_cmdline = TRUE; // show visual mode later 5682 #ifdef FEAT_CLIPBOARD 5683 // Make sure the clipboard gets updated. Needed because start and 5684 // end may still be the same, and the selection needs to be owned 5685 clip_star.vmode = NUL; 5686 #endif 5687 5688 // Only need to redraw this line, unless still need to redraw an old 5689 // Visual area (when 'lazyredraw' is set). 5690 if (curwin->w_redr_type < INVERTED) 5691 { 5692 curwin->w_old_cursor_lnum = curwin->w_cursor.lnum; 5693 curwin->w_old_visual_lnum = curwin->w_cursor.lnum; 5694 } 5695 } 5696 5697 5698 /* 5699 * CTRL-W: Window commands 5700 */ 5701 static void 5702 nv_window(cmdarg_T *cap) 5703 { 5704 if (cap->nchar == ':') 5705 { 5706 // "CTRL-W :" is the same as typing ":"; useful in a terminal window 5707 cap->cmdchar = ':'; 5708 cap->nchar = NUL; 5709 nv_colon(cap); 5710 } 5711 else if (!checkclearop(cap->oap)) 5712 do_window(cap->nchar, cap->count0, NUL); // everything is in window.c 5713 } 5714 5715 /* 5716 * CTRL-Z: Suspend 5717 */ 5718 static void 5719 nv_suspend(cmdarg_T *cap) 5720 { 5721 clearop(cap->oap); 5722 if (VIsual_active) 5723 end_visual_mode(); // stop Visual mode 5724 do_cmdline_cmd((char_u *)"st"); 5725 } 5726 5727 /* 5728 * Commands starting with "g". 5729 */ 5730 static void 5731 nv_g_cmd(cmdarg_T *cap) 5732 { 5733 oparg_T *oap = cap->oap; 5734 pos_T tpos; 5735 int i; 5736 int flag = FALSE; 5737 5738 switch (cap->nchar) 5739 { 5740 case Ctrl_A: 5741 case Ctrl_X: 5742 #ifdef MEM_PROFILE 5743 /* 5744 * "g^A": dump log of used memory. 5745 */ 5746 if (!VIsual_active && cap->nchar == Ctrl_A) 5747 vim_mem_profile_dump(); 5748 else 5749 #endif 5750 /* 5751 * "g^A/g^X": sequentially increment visually selected region 5752 */ 5753 if (VIsual_active) 5754 { 5755 cap->arg = TRUE; 5756 cap->cmdchar = cap->nchar; 5757 cap->nchar = NUL; 5758 nv_addsub(cap); 5759 } 5760 else 5761 clearopbeep(oap); 5762 break; 5763 5764 /* 5765 * "gR": Enter virtual replace mode. 5766 */ 5767 case 'R': 5768 cap->arg = TRUE; 5769 nv_Replace(cap); 5770 break; 5771 5772 case 'r': 5773 nv_vreplace(cap); 5774 break; 5775 5776 case '&': 5777 do_cmdline_cmd((char_u *)"%s//~/&"); 5778 break; 5779 5780 /* 5781 * "gv": Reselect the previous Visual area. If Visual already active, 5782 * exchange previous and current Visual area. 5783 */ 5784 case 'v': 5785 if (checkclearop(oap)) 5786 break; 5787 5788 if ( curbuf->b_visual.vi_start.lnum == 0 5789 || curbuf->b_visual.vi_start.lnum > curbuf->b_ml.ml_line_count 5790 || curbuf->b_visual.vi_end.lnum == 0) 5791 beep_flush(); 5792 else 5793 { 5794 // set w_cursor to the start of the Visual area, tpos to the end 5795 if (VIsual_active) 5796 { 5797 i = VIsual_mode; 5798 VIsual_mode = curbuf->b_visual.vi_mode; 5799 curbuf->b_visual.vi_mode = i; 5800 # ifdef FEAT_EVAL 5801 curbuf->b_visual_mode_eval = i; 5802 # endif 5803 i = curwin->w_curswant; 5804 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5805 curbuf->b_visual.vi_curswant = i; 5806 5807 tpos = curbuf->b_visual.vi_end; 5808 curbuf->b_visual.vi_end = curwin->w_cursor; 5809 curwin->w_cursor = curbuf->b_visual.vi_start; 5810 curbuf->b_visual.vi_start = VIsual; 5811 } 5812 else 5813 { 5814 VIsual_mode = curbuf->b_visual.vi_mode; 5815 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5816 tpos = curbuf->b_visual.vi_end; 5817 curwin->w_cursor = curbuf->b_visual.vi_start; 5818 } 5819 5820 VIsual_active = TRUE; 5821 VIsual_reselect = TRUE; 5822 5823 // Set Visual to the start and w_cursor to the end of the Visual 5824 // area. Make sure they are on an existing character. 5825 check_cursor(); 5826 VIsual = curwin->w_cursor; 5827 curwin->w_cursor = tpos; 5828 check_cursor(); 5829 update_topline(); 5830 /* 5831 * When called from normal "g" command: start Select mode when 5832 * 'selectmode' contains "cmd". When called for K_SELECT, always 5833 * start Select mode. 5834 */ 5835 if (cap->arg) 5836 VIsual_select = TRUE; 5837 else 5838 may_start_select('c'); 5839 setmouse(); 5840 #ifdef FEAT_CLIPBOARD 5841 // Make sure the clipboard gets updated. Needed because start and 5842 // end are still the same, and the selection needs to be owned 5843 clip_star.vmode = NUL; 5844 #endif 5845 redraw_curbuf_later(INVERTED); 5846 showmode(); 5847 } 5848 break; 5849 /* 5850 * "gV": Don't reselect the previous Visual area after a Select mode 5851 * mapping of menu. 5852 */ 5853 case 'V': 5854 VIsual_reselect = FALSE; 5855 break; 5856 5857 /* 5858 * "gh": start Select mode. 5859 * "gH": start Select line mode. 5860 * "g^H": start Select block mode. 5861 */ 5862 case K_BS: 5863 cap->nchar = Ctrl_H; 5864 // FALLTHROUGH 5865 case 'h': 5866 case 'H': 5867 case Ctrl_H: 5868 # ifdef EBCDIC 5869 // EBCDIC: 'v'-'h' != '^v'-'^h' 5870 if (cap->nchar == Ctrl_H) 5871 cap->cmdchar = Ctrl_V; 5872 else 5873 # endif 5874 cap->cmdchar = cap->nchar + ('v' - 'h'); 5875 cap->arg = TRUE; 5876 nv_visual(cap); 5877 break; 5878 5879 // "gn", "gN" visually select next/previous search match 5880 // "gn" selects next match 5881 // "gN" selects previous match 5882 case 'N': 5883 case 'n': 5884 if (!current_search(cap->count1, cap->nchar == 'n')) 5885 clearopbeep(oap); 5886 break; 5887 5888 /* 5889 * "gj" and "gk" two new funny movement keys -- up and down 5890 * movement based on *screen* line rather than *file* line. 5891 */ 5892 case 'j': 5893 case K_DOWN: 5894 // with 'nowrap' it works just like the normal "j" command; also when 5895 // in a closed fold 5896 if (!curwin->w_p_wrap 5897 #ifdef FEAT_FOLDING 5898 || hasFolding(curwin->w_cursor.lnum, NULL, NULL) 5899 #endif 5900 ) 5901 { 5902 oap->motion_type = MLINE; 5903 i = cursor_down(cap->count1, oap->op_type == OP_NOP); 5904 } 5905 else 5906 i = nv_screengo(oap, FORWARD, cap->count1); 5907 if (i == FAIL) 5908 clearopbeep(oap); 5909 break; 5910 5911 case 'k': 5912 case K_UP: 5913 // with 'nowrap' it works just like the normal "k" command; also when 5914 // in a closed fold 5915 if (!curwin->w_p_wrap 5916 #ifdef FEAT_FOLDING 5917 || hasFolding(curwin->w_cursor.lnum, NULL, NULL) 5918 #endif 5919 ) 5920 { 5921 oap->motion_type = MLINE; 5922 i = cursor_up(cap->count1, oap->op_type == OP_NOP); 5923 } 5924 else 5925 i = nv_screengo(oap, BACKWARD, cap->count1); 5926 if (i == FAIL) 5927 clearopbeep(oap); 5928 break; 5929 5930 /* 5931 * "gJ": join two lines without inserting a space. 5932 */ 5933 case 'J': 5934 nv_join(cap); 5935 break; 5936 5937 /* 5938 * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines. 5939 * "gm": middle of "g0" and "g$". 5940 */ 5941 case '^': 5942 flag = TRUE; 5943 // FALLTHROUGH 5944 5945 case '0': 5946 case 'm': 5947 case K_HOME: 5948 case K_KHOME: 5949 oap->motion_type = MCHAR; 5950 oap->inclusive = FALSE; 5951 if (curwin->w_p_wrap && curwin->w_width != 0) 5952 { 5953 int width1 = curwin->w_width - curwin_col_off(); 5954 int width2 = width1 + curwin_col_off2(); 5955 5956 validate_virtcol(); 5957 i = 0; 5958 if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0) 5959 i = (curwin->w_virtcol - width1) / width2 * width2 + width1; 5960 } 5961 else 5962 i = curwin->w_leftcol; 5963 // Go to the middle of the screen line. When 'number' or 5964 // 'relativenumber' is on and lines are wrapping the middle can be more 5965 // to the left. 5966 if (cap->nchar == 'm') 5967 i += (curwin->w_width - curwin_col_off() 5968 + ((curwin->w_p_wrap && i > 0) 5969 ? curwin_col_off2() : 0)) / 2; 5970 coladvance((colnr_T)i); 5971 if (flag) 5972 { 5973 do 5974 i = gchar_cursor(); 5975 while (VIM_ISWHITE(i) && oneright() == OK); 5976 curwin->w_valid &= ~VALID_WCOL; 5977 } 5978 curwin->w_set_curswant = TRUE; 5979 break; 5980 5981 case 'M': 5982 { 5983 char_u *ptr = ml_get_curline(); 5984 5985 oap->motion_type = MCHAR; 5986 oap->inclusive = FALSE; 5987 if (has_mbyte) 5988 i = mb_string2cells(ptr, (int)STRLEN(ptr)); 5989 else 5990 i = (int)STRLEN(ptr); 5991 if (cap->count0 > 0 && cap->count0 <= 100) 5992 coladvance((colnr_T)(i * cap->count0 / 100)); 5993 else 5994 coladvance((colnr_T)(i / 2)); 5995 curwin->w_set_curswant = TRUE; 5996 } 5997 break; 5998 5999 case '_': 6000 // "g_": to the last non-blank character in the line or <count> lines 6001 // downward. 6002 cap->oap->motion_type = MCHAR; 6003 cap->oap->inclusive = TRUE; 6004 curwin->w_curswant = MAXCOL; 6005 if (cursor_down((long)(cap->count1 - 1), 6006 cap->oap->op_type == OP_NOP) == FAIL) 6007 clearopbeep(cap->oap); 6008 else 6009 { 6010 char_u *ptr = ml_get_curline(); 6011 6012 // In Visual mode we may end up after the line. 6013 if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL) 6014 --curwin->w_cursor.col; 6015 6016 // Decrease the cursor column until it's on a non-blank. 6017 while (curwin->w_cursor.col > 0 6018 && VIM_ISWHITE(ptr[curwin->w_cursor.col])) 6019 --curwin->w_cursor.col; 6020 curwin->w_set_curswant = TRUE; 6021 adjust_for_sel(cap); 6022 } 6023 break; 6024 6025 case '$': 6026 case K_END: 6027 case K_KEND: 6028 { 6029 int col_off = curwin_col_off(); 6030 6031 oap->motion_type = MCHAR; 6032 oap->inclusive = TRUE; 6033 if (curwin->w_p_wrap && curwin->w_width != 0) 6034 { 6035 curwin->w_curswant = MAXCOL; // so we stay at the end 6036 if (cap->count1 == 1) 6037 { 6038 int width1 = curwin->w_width - col_off; 6039 int width2 = width1 + curwin_col_off2(); 6040 6041 validate_virtcol(); 6042 i = width1 - 1; 6043 if (curwin->w_virtcol >= (colnr_T)width1) 6044 i += ((curwin->w_virtcol - width1) / width2 + 1) 6045 * width2; 6046 coladvance((colnr_T)i); 6047 6048 // Make sure we stick in this column. 6049 validate_virtcol(); 6050 curwin->w_curswant = curwin->w_virtcol; 6051 curwin->w_set_curswant = FALSE; 6052 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 6053 { 6054 /* 6055 * Check for landing on a character that got split at 6056 * the end of the line. We do not want to advance to 6057 * the next screen line. 6058 */ 6059 if (curwin->w_virtcol > (colnr_T)i) 6060 --curwin->w_cursor.col; 6061 } 6062 } 6063 else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL) 6064 clearopbeep(oap); 6065 } 6066 else 6067 { 6068 if (cap->count1 > 1) 6069 // if it fails, let the cursor still move to the last char 6070 (void)cursor_down(cap->count1 - 1, FALSE); 6071 6072 i = curwin->w_leftcol + curwin->w_width - col_off - 1; 6073 coladvance((colnr_T)i); 6074 6075 // Make sure we stick in this column. 6076 validate_virtcol(); 6077 curwin->w_curswant = curwin->w_virtcol; 6078 curwin->w_set_curswant = FALSE; 6079 } 6080 } 6081 break; 6082 6083 /* 6084 * "g*" and "g#", like "*" and "#" but without using "\<" and "\>" 6085 */ 6086 case '*': 6087 case '#': 6088 #if POUND != '#' 6089 case POUND: // pound sign (sometimes equal to '#') 6090 #endif 6091 case Ctrl_RSB: // :tag or :tselect for current identifier 6092 case ']': // :tselect for current identifier 6093 nv_ident(cap); 6094 break; 6095 6096 /* 6097 * ge and gE: go back to end of word 6098 */ 6099 case 'e': 6100 case 'E': 6101 oap->motion_type = MCHAR; 6102 curwin->w_set_curswant = TRUE; 6103 oap->inclusive = TRUE; 6104 if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL) 6105 clearopbeep(oap); 6106 break; 6107 6108 /* 6109 * "g CTRL-G": display info about cursor position 6110 */ 6111 case Ctrl_G: 6112 cursor_pos_info(NULL); 6113 break; 6114 6115 /* 6116 * "gi": start Insert at the last position. 6117 */ 6118 case 'i': 6119 if (curbuf->b_last_insert.lnum != 0) 6120 { 6121 curwin->w_cursor = curbuf->b_last_insert; 6122 check_cursor_lnum(); 6123 i = (int)STRLEN(ml_get_curline()); 6124 if (curwin->w_cursor.col > (colnr_T)i) 6125 { 6126 if (virtual_active()) 6127 curwin->w_cursor.coladd += curwin->w_cursor.col - i; 6128 curwin->w_cursor.col = i; 6129 } 6130 } 6131 cap->cmdchar = 'i'; 6132 nv_edit(cap); 6133 break; 6134 6135 /* 6136 * "gI": Start insert in column 1. 6137 */ 6138 case 'I': 6139 beginline(0); 6140 if (!checkclearopq(oap)) 6141 invoke_edit(cap, FALSE, 'g', FALSE); 6142 break; 6143 6144 #ifdef FEAT_SEARCHPATH 6145 /* 6146 * "gf": goto file, edit file under cursor 6147 * "]f" and "[f": can also be used. 6148 */ 6149 case 'f': 6150 case 'F': 6151 nv_gotofile(cap); 6152 break; 6153 #endif 6154 6155 // "g'm" and "g`m": jump to mark without setting pcmark 6156 case '\'': 6157 cap->arg = TRUE; 6158 // FALLTHROUGH 6159 case '`': 6160 nv_gomark(cap); 6161 break; 6162 6163 /* 6164 * "gs": Goto sleep. 6165 */ 6166 case 's': 6167 do_sleep(cap->count1 * 1000L); 6168 break; 6169 6170 /* 6171 * "ga": Display the ascii value of the character under the 6172 * cursor. It is displayed in decimal, hex, and octal. -- webb 6173 */ 6174 case 'a': 6175 do_ascii(NULL); 6176 break; 6177 6178 /* 6179 * "g8": Display the bytes used for the UTF-8 character under the 6180 * cursor. It is displayed in hex. 6181 * "8g8" finds illegal byte sequence. 6182 */ 6183 case '8': 6184 if (cap->count0 == 8) 6185 utf_find_illegal(); 6186 else 6187 show_utf8(); 6188 break; 6189 6190 // "g<": show scrollback text 6191 case '<': 6192 show_sb_text(); 6193 break; 6194 6195 /* 6196 * "gg": Goto the first line in file. With a count it goes to 6197 * that line number like for "G". -- webb 6198 */ 6199 case 'g': 6200 cap->arg = FALSE; 6201 nv_goto(cap); 6202 break; 6203 6204 /* 6205 * Two-character operators: 6206 * "gq" Format text 6207 * "gw" Format text and keep cursor position 6208 * "g~" Toggle the case of the text. 6209 * "gu" Change text to lower case. 6210 * "gU" Change text to upper case. 6211 * "g?" rot13 encoding 6212 * "g@" call 'operatorfunc' 6213 */ 6214 case 'q': 6215 case 'w': 6216 oap->cursor_start = curwin->w_cursor; 6217 // FALLTHROUGH 6218 case '~': 6219 case 'u': 6220 case 'U': 6221 case '?': 6222 case '@': 6223 nv_operator(cap); 6224 break; 6225 6226 /* 6227 * "gd": Find first occurrence of pattern under the cursor in the 6228 * current function 6229 * "gD": idem, but in the current file. 6230 */ 6231 case 'd': 6232 case 'D': 6233 nv_gd(oap, cap->nchar, (int)cap->count0); 6234 break; 6235 6236 /* 6237 * g<*Mouse> : <C-*mouse> 6238 */ 6239 case K_MIDDLEMOUSE: 6240 case K_MIDDLEDRAG: 6241 case K_MIDDLERELEASE: 6242 case K_LEFTMOUSE: 6243 case K_LEFTDRAG: 6244 case K_LEFTRELEASE: 6245 case K_MOUSEMOVE: 6246 case K_RIGHTMOUSE: 6247 case K_RIGHTDRAG: 6248 case K_RIGHTRELEASE: 6249 case K_X1MOUSE: 6250 case K_X1DRAG: 6251 case K_X1RELEASE: 6252 case K_X2MOUSE: 6253 case K_X2DRAG: 6254 case K_X2RELEASE: 6255 mod_mask = MOD_MASK_CTRL; 6256 (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0); 6257 break; 6258 6259 case K_IGNORE: 6260 break; 6261 6262 /* 6263 * "gP" and "gp": same as "P" and "p" but leave cursor just after new text 6264 */ 6265 case 'p': 6266 case 'P': 6267 nv_put(cap); 6268 break; 6269 6270 #ifdef FEAT_BYTEOFF 6271 // "go": goto byte count from start of buffer 6272 case 'o': 6273 goto_byte(cap->count0); 6274 break; 6275 #endif 6276 6277 // "gQ": improved Ex mode 6278 case 'Q': 6279 if (text_locked()) 6280 { 6281 clearopbeep(cap->oap); 6282 text_locked_msg(); 6283 break; 6284 } 6285 6286 if (!checkclearopq(oap)) 6287 do_exmode(TRUE); 6288 break; 6289 6290 #ifdef FEAT_JUMPLIST 6291 case ',': 6292 nv_pcmark(cap); 6293 break; 6294 6295 case ';': 6296 cap->count1 = -cap->count1; 6297 nv_pcmark(cap); 6298 break; 6299 #endif 6300 6301 case 't': 6302 if (!checkclearop(oap)) 6303 goto_tabpage((int)cap->count0); 6304 break; 6305 case 'T': 6306 if (!checkclearop(oap)) 6307 goto_tabpage(-(int)cap->count1); 6308 break; 6309 6310 case '+': 6311 case '-': // "g+" and "g-": undo or redo along the timeline 6312 if (!checkclearopq(oap)) 6313 undo_time(cap->nchar == '-' ? -cap->count1 : cap->count1, 6314 FALSE, FALSE, FALSE); 6315 break; 6316 6317 default: 6318 clearopbeep(oap); 6319 break; 6320 } 6321 } 6322 6323 /* 6324 * Handle "o" and "O" commands. 6325 */ 6326 static void 6327 n_opencmd(cmdarg_T *cap) 6328 { 6329 #ifdef FEAT_CONCEAL 6330 linenr_T oldline = curwin->w_cursor.lnum; 6331 #endif 6332 6333 if (!checkclearopq(cap->oap)) 6334 { 6335 #ifdef FEAT_FOLDING 6336 if (cap->cmdchar == 'O') 6337 // Open above the first line of a folded sequence of lines 6338 (void)hasFolding(curwin->w_cursor.lnum, 6339 &curwin->w_cursor.lnum, NULL); 6340 else 6341 // Open below the last line of a folded sequence of lines 6342 (void)hasFolding(curwin->w_cursor.lnum, 6343 NULL, &curwin->w_cursor.lnum); 6344 #endif 6345 if (u_save((linenr_T)(curwin->w_cursor.lnum - 6346 (cap->cmdchar == 'O' ? 1 : 0)), 6347 (linenr_T)(curwin->w_cursor.lnum + 6348 (cap->cmdchar == 'o' ? 1 : 0)) 6349 ) == OK 6350 && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD, 6351 has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM : 0, 6352 0) == OK) 6353 { 6354 #ifdef FEAT_CONCEAL 6355 if (curwin->w_p_cole > 0 && oldline != curwin->w_cursor.lnum) 6356 redrawWinline(curwin, oldline); 6357 #endif 6358 #ifdef FEAT_SYN_HL 6359 if (curwin->w_p_cul) 6360 // force redraw of cursorline 6361 curwin->w_valid &= ~VALID_CROW; 6362 #endif 6363 // When '#' is in 'cpoptions' ignore the count. 6364 if (vim_strchr(p_cpo, CPO_HASH) != NULL) 6365 cap->count1 = 1; 6366 invoke_edit(cap, FALSE, cap->cmdchar, TRUE); 6367 } 6368 } 6369 } 6370 6371 /* 6372 * "." command: redo last change. 6373 */ 6374 static void 6375 nv_dot(cmdarg_T *cap) 6376 { 6377 if (!checkclearopq(cap->oap)) 6378 { 6379 /* 6380 * If "restart_edit" is TRUE, the last but one command is repeated 6381 * instead of the last command (inserting text). This is used for 6382 * CTRL-O <.> in insert mode. 6383 */ 6384 if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL) 6385 clearopbeep(cap->oap); 6386 } 6387 } 6388 6389 /* 6390 * CTRL-R: undo undo 6391 */ 6392 static void 6393 nv_redo(cmdarg_T *cap) 6394 { 6395 if (!checkclearopq(cap->oap)) 6396 { 6397 u_redo((int)cap->count1); 6398 curwin->w_set_curswant = TRUE; 6399 } 6400 } 6401 6402 /* 6403 * Handle "U" command. 6404 */ 6405 static void 6406 nv_Undo(cmdarg_T *cap) 6407 { 6408 // In Visual mode and typing "gUU" triggers an operator 6409 if (cap->oap->op_type == OP_UPPER || VIsual_active) 6410 { 6411 // translate "gUU" to "gUgU" 6412 cap->cmdchar = 'g'; 6413 cap->nchar = 'U'; 6414 nv_operator(cap); 6415 } 6416 else if (!checkclearopq(cap->oap)) 6417 { 6418 u_undoline(); 6419 curwin->w_set_curswant = TRUE; 6420 } 6421 } 6422 6423 /* 6424 * '~' command: If tilde is not an operator and Visual is off: swap case of a 6425 * single character. 6426 */ 6427 static void 6428 nv_tilde(cmdarg_T *cap) 6429 { 6430 if (!p_to && !VIsual_active && cap->oap->op_type != OP_TILDE) 6431 { 6432 #ifdef FEAT_JOB_CHANNEL 6433 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 6434 { 6435 clearopbeep(cap->oap); 6436 return; 6437 } 6438 #endif 6439 n_swapchar(cap); 6440 } 6441 else 6442 nv_operator(cap); 6443 } 6444 6445 /* 6446 * Handle an operator command. 6447 * The actual work is done by do_pending_operator(). 6448 */ 6449 static void 6450 nv_operator(cmdarg_T *cap) 6451 { 6452 int op_type; 6453 6454 op_type = get_op_type(cap->cmdchar, cap->nchar); 6455 #ifdef FEAT_JOB_CHANNEL 6456 if (bt_prompt(curbuf) && op_is_change(op_type) && !prompt_curpos_editable()) 6457 { 6458 clearopbeep(cap->oap); 6459 return; 6460 } 6461 #endif 6462 6463 if (op_type == cap->oap->op_type) // double operator works on lines 6464 nv_lineop(cap); 6465 else if (!checkclearop(cap->oap)) 6466 { 6467 cap->oap->start = curwin->w_cursor; 6468 cap->oap->op_type = op_type; 6469 #ifdef FEAT_EVAL 6470 set_op_var(op_type); 6471 #endif 6472 } 6473 } 6474 6475 #ifdef FEAT_EVAL 6476 /* 6477 * Set v:operator to the characters for "optype". 6478 */ 6479 static void 6480 set_op_var(int optype) 6481 { 6482 char_u opchars[3]; 6483 6484 if (optype == OP_NOP) 6485 set_vim_var_string(VV_OP, NULL, 0); 6486 else 6487 { 6488 opchars[0] = get_op_char(optype); 6489 opchars[1] = get_extra_op_char(optype); 6490 opchars[2] = NUL; 6491 set_vim_var_string(VV_OP, opchars, -1); 6492 } 6493 } 6494 #endif 6495 6496 /* 6497 * Handle linewise operator "dd", "yy", etc. 6498 * 6499 * "_" is is a strange motion command that helps make operators more logical. 6500 * It is actually implemented, but not documented in the real Vi. This motion 6501 * command actually refers to "the current line". Commands like "dd" and "yy" 6502 * are really an alternate form of "d_" and "y_". It does accept a count, so 6503 * "d3_" works to delete 3 lines. 6504 */ 6505 static void 6506 nv_lineop(cmdarg_T *cap) 6507 { 6508 cap->oap->motion_type = MLINE; 6509 if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL) 6510 clearopbeep(cap->oap); 6511 else if ( (cap->oap->op_type == OP_DELETE // only with linewise motions 6512 && cap->oap->motion_force != 'v' 6513 && cap->oap->motion_force != Ctrl_V) 6514 || cap->oap->op_type == OP_LSHIFT 6515 || cap->oap->op_type == OP_RSHIFT) 6516 beginline(BL_SOL | BL_FIX); 6517 else if (cap->oap->op_type != OP_YANK) // 'Y' does not move cursor 6518 beginline(BL_WHITE | BL_FIX); 6519 } 6520 6521 /* 6522 * <Home> command. 6523 */ 6524 static void 6525 nv_home(cmdarg_T *cap) 6526 { 6527 // CTRL-HOME is like "gg" 6528 if (mod_mask & MOD_MASK_CTRL) 6529 nv_goto(cap); 6530 else 6531 { 6532 cap->count0 = 1; 6533 nv_pipe(cap); 6534 } 6535 ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a 6536 // one-character line). 6537 } 6538 6539 /* 6540 * "|" command. 6541 */ 6542 static void 6543 nv_pipe(cmdarg_T *cap) 6544 { 6545 cap->oap->motion_type = MCHAR; 6546 cap->oap->inclusive = FALSE; 6547 beginline(0); 6548 if (cap->count0 > 0) 6549 { 6550 coladvance((colnr_T)(cap->count0 - 1)); 6551 curwin->w_curswant = (colnr_T)(cap->count0 - 1); 6552 } 6553 else 6554 curwin->w_curswant = 0; 6555 // keep curswant at the column where we wanted to go, not where 6556 // we ended; differs if line is too short 6557 curwin->w_set_curswant = FALSE; 6558 } 6559 6560 /* 6561 * Handle back-word command "b" and "B". 6562 * cap->arg is 1 for "B" 6563 */ 6564 static void 6565 nv_bck_word(cmdarg_T *cap) 6566 { 6567 cap->oap->motion_type = MCHAR; 6568 cap->oap->inclusive = FALSE; 6569 curwin->w_set_curswant = TRUE; 6570 if (bck_word(cap->count1, cap->arg, FALSE) == FAIL) 6571 clearopbeep(cap->oap); 6572 #ifdef FEAT_FOLDING 6573 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6574 foldOpenCursor(); 6575 #endif 6576 } 6577 6578 /* 6579 * Handle word motion commands "e", "E", "w" and "W". 6580 * cap->arg is TRUE for "E" and "W". 6581 */ 6582 static void 6583 nv_wordcmd(cmdarg_T *cap) 6584 { 6585 int n; 6586 int word_end; 6587 int flag = FALSE; 6588 pos_T startpos = curwin->w_cursor; 6589 6590 /* 6591 * Set inclusive for the "E" and "e" command. 6592 */ 6593 if (cap->cmdchar == 'e' || cap->cmdchar == 'E') 6594 word_end = TRUE; 6595 else 6596 word_end = FALSE; 6597 cap->oap->inclusive = word_end; 6598 6599 /* 6600 * "cw" and "cW" are a special case. 6601 */ 6602 if (!word_end && cap->oap->op_type == OP_CHANGE) 6603 { 6604 n = gchar_cursor(); 6605 if (n != NUL) // not an empty line 6606 { 6607 if (VIM_ISWHITE(n)) 6608 { 6609 /* 6610 * Reproduce a funny Vi behaviour: "cw" on a blank only 6611 * changes one character, not all blanks until the start of 6612 * the next word. Only do this when the 'w' flag is included 6613 * in 'cpoptions'. 6614 */ 6615 if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL) 6616 { 6617 cap->oap->inclusive = TRUE; 6618 cap->oap->motion_type = MCHAR; 6619 return; 6620 } 6621 } 6622 else 6623 { 6624 /* 6625 * This is a little strange. To match what the real Vi does, 6626 * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided 6627 * that we are not on a space or a TAB. This seems impolite 6628 * at first, but it's really more what we mean when we say 6629 * 'cw'. 6630 * Another strangeness: When standing on the end of a word 6631 * "ce" will change until the end of the next word, but "cw" 6632 * will change only one character! This is done by setting 6633 * flag. 6634 */ 6635 cap->oap->inclusive = TRUE; 6636 word_end = TRUE; 6637 flag = TRUE; 6638 } 6639 } 6640 } 6641 6642 cap->oap->motion_type = MCHAR; 6643 curwin->w_set_curswant = TRUE; 6644 if (word_end) 6645 n = end_word(cap->count1, cap->arg, flag, FALSE); 6646 else 6647 n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP); 6648 6649 // Don't leave the cursor on the NUL past the end of line. Unless we 6650 // didn't move it forward. 6651 if (LT_POS(startpos, curwin->w_cursor)) 6652 adjust_cursor(cap->oap); 6653 6654 if (n == FAIL && cap->oap->op_type == OP_NOP) 6655 clearopbeep(cap->oap); 6656 else 6657 { 6658 adjust_for_sel(cap); 6659 #ifdef FEAT_FOLDING 6660 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6661 foldOpenCursor(); 6662 #endif 6663 } 6664 } 6665 6666 /* 6667 * Used after a movement command: If the cursor ends up on the NUL after the 6668 * end of the line, may move it back to the last character and make the motion 6669 * inclusive. 6670 */ 6671 static void 6672 adjust_cursor(oparg_T *oap) 6673 { 6674 // The cursor cannot remain on the NUL when: 6675 // - the column is > 0 6676 // - not in Visual mode or 'selection' is "o" 6677 // - 'virtualedit' is not "all" and not "onemore". 6678 if (curwin->w_cursor.col > 0 && gchar_cursor() == NUL 6679 && (!VIsual_active || *p_sel == 'o') 6680 && !virtual_active() && (ve_flags & VE_ONEMORE) == 0) 6681 { 6682 --curwin->w_cursor.col; 6683 // prevent cursor from moving on the trail byte 6684 if (has_mbyte) 6685 mb_adjust_cursor(); 6686 oap->inclusive = TRUE; 6687 } 6688 } 6689 6690 /* 6691 * "0" and "^" commands. 6692 * cap->arg is the argument for beginline(). 6693 */ 6694 static void 6695 nv_beginline(cmdarg_T *cap) 6696 { 6697 cap->oap->motion_type = MCHAR; 6698 cap->oap->inclusive = FALSE; 6699 beginline(cap->arg); 6700 #ifdef FEAT_FOLDING 6701 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6702 foldOpenCursor(); 6703 #endif 6704 ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a 6705 // one-character line). 6706 } 6707 6708 /* 6709 * In exclusive Visual mode, may include the last character. 6710 */ 6711 static void 6712 adjust_for_sel(cmdarg_T *cap) 6713 { 6714 if (VIsual_active && cap->oap->inclusive && *p_sel == 'e' 6715 && gchar_cursor() != NUL && LT_POS(VIsual, curwin->w_cursor)) 6716 { 6717 if (has_mbyte) 6718 inc_cursor(); 6719 else 6720 ++curwin->w_cursor.col; 6721 cap->oap->inclusive = FALSE; 6722 } 6723 } 6724 6725 /* 6726 * Exclude last character at end of Visual area for 'selection' == "exclusive". 6727 * Should check VIsual_mode before calling this. 6728 * Returns TRUE when backed up to the previous line. 6729 */ 6730 int 6731 unadjust_for_sel(void) 6732 { 6733 pos_T *pp; 6734 6735 if (*p_sel == 'e' && !EQUAL_POS(VIsual, curwin->w_cursor)) 6736 { 6737 if (LT_POS(VIsual, curwin->w_cursor)) 6738 pp = &curwin->w_cursor; 6739 else 6740 pp = &VIsual; 6741 if (pp->coladd > 0) 6742 --pp->coladd; 6743 else 6744 if (pp->col > 0) 6745 { 6746 --pp->col; 6747 mb_adjustpos(curbuf, pp); 6748 } 6749 else if (pp->lnum > 1) 6750 { 6751 --pp->lnum; 6752 pp->col = (colnr_T)STRLEN(ml_get(pp->lnum)); 6753 return TRUE; 6754 } 6755 } 6756 return FALSE; 6757 } 6758 6759 /* 6760 * SELECT key in Normal or Visual mode: end of Select mode mapping. 6761 */ 6762 static void 6763 nv_select(cmdarg_T *cap) 6764 { 6765 if (VIsual_active) 6766 VIsual_select = TRUE; 6767 else if (VIsual_reselect) 6768 { 6769 cap->nchar = 'v'; // fake "gv" command 6770 cap->arg = TRUE; 6771 nv_g_cmd(cap); 6772 } 6773 } 6774 6775 6776 /* 6777 * "G", "gg", CTRL-END, CTRL-HOME. 6778 * cap->arg is TRUE for "G". 6779 */ 6780 static void 6781 nv_goto(cmdarg_T *cap) 6782 { 6783 linenr_T lnum; 6784 6785 if (cap->arg) 6786 lnum = curbuf->b_ml.ml_line_count; 6787 else 6788 lnum = 1L; 6789 cap->oap->motion_type = MLINE; 6790 setpcmark(); 6791 6792 // When a count is given, use it instead of the default lnum 6793 if (cap->count0 != 0) 6794 lnum = cap->count0; 6795 if (lnum < 1L) 6796 lnum = 1L; 6797 else if (lnum > curbuf->b_ml.ml_line_count) 6798 lnum = curbuf->b_ml.ml_line_count; 6799 curwin->w_cursor.lnum = lnum; 6800 beginline(BL_SOL | BL_FIX); 6801 #ifdef FEAT_FOLDING 6802 if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP) 6803 foldOpenCursor(); 6804 #endif 6805 } 6806 6807 /* 6808 * CTRL-\ in Normal mode. 6809 */ 6810 static void 6811 nv_normal(cmdarg_T *cap) 6812 { 6813 if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G) 6814 { 6815 clearop(cap->oap); 6816 if (restart_edit != 0 && mode_displayed) 6817 clear_cmdline = TRUE; // unshow mode later 6818 restart_edit = 0; 6819 #ifdef FEAT_CMDWIN 6820 if (cmdwin_type != 0) 6821 cmdwin_result = Ctrl_C; 6822 #endif 6823 if (VIsual_active) 6824 { 6825 end_visual_mode(); // stop Visual 6826 redraw_curbuf_later(INVERTED); 6827 } 6828 // CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. 6829 if (cap->nchar == Ctrl_G && p_im) 6830 restart_edit = 'a'; 6831 } 6832 else 6833 clearopbeep(cap->oap); 6834 } 6835 6836 /* 6837 * ESC in Normal mode: beep, but don't flush buffers. 6838 * Don't even beep if we are canceling a command. 6839 */ 6840 static void 6841 nv_esc(cmdarg_T *cap) 6842 { 6843 int no_reason; 6844 6845 no_reason = (cap->oap->op_type == OP_NOP 6846 && cap->opcount == 0 6847 && cap->count0 == 0 6848 && cap->oap->regname == 0 6849 && !p_im); 6850 6851 if (cap->arg) // TRUE for CTRL-C 6852 { 6853 if (restart_edit == 0 6854 #ifdef FEAT_CMDWIN 6855 && cmdwin_type == 0 6856 #endif 6857 && !VIsual_active 6858 && no_reason) 6859 { 6860 if (anyBufIsChanged()) 6861 msg(_("Type :qa! and press <Enter> to abandon all changes and exit Vim")); 6862 else 6863 msg(_("Type :qa and press <Enter> to exit Vim")); 6864 } 6865 6866 // Don't reset "restart_edit" when 'insertmode' is set, it won't be 6867 // set again below when halfway a mapping. 6868 if (!p_im) 6869 restart_edit = 0; 6870 #ifdef FEAT_CMDWIN 6871 if (cmdwin_type != 0) 6872 { 6873 cmdwin_result = K_IGNORE; 6874 got_int = FALSE; // don't stop executing autocommands et al. 6875 return; 6876 } 6877 #endif 6878 } 6879 6880 if (VIsual_active) 6881 { 6882 end_visual_mode(); // stop Visual 6883 check_cursor_col(); // make sure cursor is not beyond EOL 6884 curwin->w_set_curswant = TRUE; 6885 redraw_curbuf_later(INVERTED); 6886 } 6887 else if (no_reason) 6888 vim_beep(BO_ESC); 6889 clearop(cap->oap); 6890 6891 // A CTRL-C is often used at the start of a menu. When 'insertmode' is 6892 // set return to Insert mode afterwards. 6893 if (restart_edit == 0 && goto_im() && ex_normal_busy == 0) 6894 restart_edit = 'a'; 6895 } 6896 6897 /* 6898 * Move the cursor for the "A" command. 6899 */ 6900 void 6901 set_cursor_for_append_to_line(void) 6902 { 6903 curwin->w_set_curswant = TRUE; 6904 if (ve_flags == VE_ALL) 6905 { 6906 int save_State = State; 6907 6908 // Pretend Insert mode here to allow the cursor on the 6909 // character past the end of the line 6910 State = INSERT; 6911 coladvance((colnr_T)MAXCOL); 6912 State = save_State; 6913 } 6914 else 6915 curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor()); 6916 } 6917 6918 /* 6919 * Handle "A", "a", "I", "i" and <Insert> commands. 6920 * Also handle K_PS, start bracketed paste. 6921 */ 6922 static void 6923 nv_edit(cmdarg_T *cap) 6924 { 6925 // <Insert> is equal to "i" 6926 if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS) 6927 cap->cmdchar = 'i'; 6928 6929 // in Visual mode "A" and "I" are an operator 6930 if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I')) 6931 { 6932 #ifdef FEAT_TERMINAL 6933 if (term_in_normal_mode()) 6934 { 6935 end_visual_mode(); 6936 clearop(cap->oap); 6937 term_enter_job_mode(); 6938 return; 6939 } 6940 #endif 6941 v_visop(cap); 6942 } 6943 6944 // in Visual mode and after an operator "a" and "i" are for text objects 6945 else if ((cap->cmdchar == 'a' || cap->cmdchar == 'i') 6946 && (cap->oap->op_type != OP_NOP || VIsual_active)) 6947 { 6948 #ifdef FEAT_TEXTOBJ 6949 nv_object(cap); 6950 #else 6951 clearopbeep(cap->oap); 6952 #endif 6953 } 6954 #ifdef FEAT_TERMINAL 6955 else if (term_in_normal_mode()) 6956 { 6957 clearop(cap->oap); 6958 term_enter_job_mode(); 6959 return; 6960 } 6961 #endif 6962 else if (!curbuf->b_p_ma && !p_im) 6963 { 6964 // Only give this error when 'insertmode' is off. 6965 emsg(_(e_modifiable)); 6966 clearop(cap->oap); 6967 if (cap->cmdchar == K_PS) 6968 // drop the pasted text 6969 bracketed_paste(PASTE_INSERT, TRUE, NULL); 6970 } 6971 else if (cap->cmdchar == K_PS && VIsual_active) 6972 { 6973 pos_T old_pos = curwin->w_cursor; 6974 pos_T old_visual = VIsual; 6975 6976 // In Visual mode the selected text is deleted. 6977 if (VIsual_mode == 'V' || curwin->w_cursor.lnum != VIsual.lnum) 6978 { 6979 shift_delete_registers(); 6980 cap->oap->regname = '1'; 6981 } 6982 else 6983 cap->oap->regname = '-'; 6984 cap->cmdchar = 'd'; 6985 cap->nchar = NUL; 6986 nv_operator(cap); 6987 do_pending_operator(cap, 0, FALSE); 6988 cap->cmdchar = K_PS; 6989 6990 // When the last char in the line was deleted then append. Detect this 6991 // by checking if the cursor moved to before the Visual area. 6992 if (*ml_get_cursor() != NUL && LT_POS(curwin->w_cursor, old_pos) 6993 && LT_POS(curwin->w_cursor, old_visual)) 6994 inc_cursor(); 6995 6996 // Insert to replace the deleted text with the pasted text. 6997 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 6998 } 6999 else if (!checkclearopq(cap->oap)) 7000 { 7001 switch (cap->cmdchar) 7002 { 7003 case 'A': // "A"ppend after the line 7004 set_cursor_for_append_to_line(); 7005 break; 7006 7007 case 'I': // "I"nsert before the first non-blank 7008 if (vim_strchr(p_cpo, CPO_INSEND) == NULL) 7009 beginline(BL_WHITE); 7010 else 7011 beginline(BL_WHITE|BL_FIX); 7012 break; 7013 7014 case K_PS: 7015 // Bracketed paste works like "a"ppend, unless the cursor is in 7016 // the first column, then it inserts. 7017 if (curwin->w_cursor.col == 0) 7018 break; 7019 // FALLTHROUGH 7020 7021 case 'a': // "a"ppend is like "i"nsert on the next character. 7022 // increment coladd when in virtual space, increment the 7023 // column otherwise, also to append after an unprintable char 7024 if (virtual_active() 7025 && (curwin->w_cursor.coladd > 0 7026 || *ml_get_cursor() == NUL 7027 || *ml_get_cursor() == TAB)) 7028 curwin->w_cursor.coladd++; 7029 else if (*ml_get_cursor() != NUL) 7030 inc_cursor(); 7031 break; 7032 } 7033 7034 if (curwin->w_cursor.coladd && cap->cmdchar != 'A') 7035 { 7036 int save_State = State; 7037 7038 // Pretend Insert mode here to allow the cursor on the 7039 // character past the end of the line 7040 State = INSERT; 7041 coladvance(getviscol()); 7042 State = save_State; 7043 } 7044 7045 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7046 } 7047 else if (cap->cmdchar == K_PS) 7048 // drop the pasted text 7049 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7050 } 7051 7052 /* 7053 * Invoke edit() and take care of "restart_edit" and the return value. 7054 */ 7055 static void 7056 invoke_edit( 7057 cmdarg_T *cap, 7058 int repl, // "r" or "gr" command 7059 int cmd, 7060 int startln) 7061 { 7062 int restart_edit_save = 0; 7063 7064 // Complicated: When the user types "a<C-O>a" we don't want to do Insert 7065 // mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow 7066 // it. 7067 if (repl || !stuff_empty()) 7068 restart_edit_save = restart_edit; 7069 else 7070 restart_edit_save = 0; 7071 7072 // Always reset "restart_edit", this is not a restarted edit. 7073 restart_edit = 0; 7074 7075 if (edit(cmd, startln, cap->count1)) 7076 cap->retval |= CA_COMMAND_BUSY; 7077 7078 if (restart_edit == 0) 7079 restart_edit = restart_edit_save; 7080 } 7081 7082 #ifdef FEAT_TEXTOBJ 7083 /* 7084 * "a" or "i" while an operator is pending or in Visual mode: object motion. 7085 */ 7086 static void 7087 nv_object( 7088 cmdarg_T *cap) 7089 { 7090 int flag; 7091 int include; 7092 char_u *mps_save; 7093 7094 if (cap->cmdchar == 'i') 7095 include = FALSE; // "ix" = inner object: exclude white space 7096 else 7097 include = TRUE; // "ax" = an object: include white space 7098 7099 // Make sure (), [], {} and <> are in 'matchpairs' 7100 mps_save = curbuf->b_p_mps; 7101 curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>"; 7102 7103 switch (cap->nchar) 7104 { 7105 case 'w': // "aw" = a word 7106 flag = current_word(cap->oap, cap->count1, include, FALSE); 7107 break; 7108 case 'W': // "aW" = a WORD 7109 flag = current_word(cap->oap, cap->count1, include, TRUE); 7110 break; 7111 case 'b': // "ab" = a braces block 7112 case '(': 7113 case ')': 7114 flag = current_block(cap->oap, cap->count1, include, '(', ')'); 7115 break; 7116 case 'B': // "aB" = a Brackets block 7117 case '{': 7118 case '}': 7119 flag = current_block(cap->oap, cap->count1, include, '{', '}'); 7120 break; 7121 case '[': // "a[" = a [] block 7122 case ']': 7123 flag = current_block(cap->oap, cap->count1, include, '[', ']'); 7124 break; 7125 case '<': // "a<" = a <> block 7126 case '>': 7127 flag = current_block(cap->oap, cap->count1, include, '<', '>'); 7128 break; 7129 case 't': // "at" = a tag block (xml and html) 7130 // Do not adjust oap->end in do_pending_operator() 7131 // otherwise there are different results for 'dit' 7132 // (note leading whitespace in last line): 7133 // 1) <b> 2) <b> 7134 // foobar foobar 7135 // </b> </b> 7136 cap->retval |= CA_NO_ADJ_OP_END; 7137 flag = current_tagblock(cap->oap, cap->count1, include); 7138 break; 7139 case 'p': // "ap" = a paragraph 7140 flag = current_par(cap->oap, cap->count1, include, 'p'); 7141 break; 7142 case 's': // "as" = a sentence 7143 flag = current_sent(cap->oap, cap->count1, include); 7144 break; 7145 case '"': // "a"" = a double quoted string 7146 case '\'': // "a'" = a single quoted string 7147 case '`': // "a`" = a backtick quoted string 7148 flag = current_quote(cap->oap, cap->count1, include, 7149 cap->nchar); 7150 break; 7151 #if 0 // TODO 7152 case 'S': // "aS" = a section 7153 case 'f': // "af" = a filename 7154 case 'u': // "au" = a URL 7155 #endif 7156 default: 7157 flag = FAIL; 7158 break; 7159 } 7160 7161 curbuf->b_p_mps = mps_save; 7162 if (flag == FAIL) 7163 clearopbeep(cap->oap); 7164 adjust_cursor_col(); 7165 curwin->w_set_curswant = TRUE; 7166 } 7167 #endif 7168 7169 /* 7170 * "q" command: Start/stop recording. 7171 * "q:", "q/", "q?": edit command-line in command-line window. 7172 */ 7173 static void 7174 nv_record(cmdarg_T *cap) 7175 { 7176 if (cap->oap->op_type == OP_FORMAT) 7177 { 7178 // "gqq" is the same as "gqgq": format line 7179 cap->cmdchar = 'g'; 7180 cap->nchar = 'q'; 7181 nv_operator(cap); 7182 } 7183 else if (!checkclearop(cap->oap)) 7184 { 7185 #ifdef FEAT_CMDWIN 7186 if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?') 7187 { 7188 stuffcharReadbuff(cap->nchar); 7189 stuffcharReadbuff(K_CMDWIN); 7190 } 7191 else 7192 #endif 7193 // (stop) recording into a named register, unless executing a 7194 // register 7195 if (reg_executing == 0 && do_record(cap->nchar) == FAIL) 7196 clearopbeep(cap->oap); 7197 } 7198 } 7199 7200 /* 7201 * Handle the "@r" command. 7202 */ 7203 static void 7204 nv_at(cmdarg_T *cap) 7205 { 7206 if (checkclearop(cap->oap)) 7207 return; 7208 #ifdef FEAT_EVAL 7209 if (cap->nchar == '=') 7210 { 7211 if (get_expr_register() == NUL) 7212 return; 7213 } 7214 #endif 7215 while (cap->count1-- && !got_int) 7216 { 7217 if (do_execreg(cap->nchar, FALSE, FALSE, FALSE) == FAIL) 7218 { 7219 clearopbeep(cap->oap); 7220 break; 7221 } 7222 line_breakcheck(); 7223 } 7224 } 7225 7226 /* 7227 * Handle the CTRL-U and CTRL-D commands. 7228 */ 7229 static void 7230 nv_halfpage(cmdarg_T *cap) 7231 { 7232 if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1) 7233 || (cap->cmdchar == Ctrl_D 7234 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)) 7235 clearopbeep(cap->oap); 7236 else if (!checkclearop(cap->oap)) 7237 halfpage(cap->cmdchar == Ctrl_D, cap->count0); 7238 } 7239 7240 /* 7241 * Handle "J" or "gJ" command. 7242 */ 7243 static void 7244 nv_join(cmdarg_T *cap) 7245 { 7246 if (VIsual_active) // join the visual lines 7247 nv_operator(cap); 7248 else if (!checkclearop(cap->oap)) 7249 { 7250 if (cap->count0 <= 1) 7251 cap->count0 = 2; // default for join is two lines! 7252 if (curwin->w_cursor.lnum + cap->count0 - 1 > 7253 curbuf->b_ml.ml_line_count) 7254 { 7255 // can't join when on the last line 7256 if (cap->count0 <= 2) 7257 { 7258 clearopbeep(cap->oap); 7259 return; 7260 } 7261 cap->count0 = curbuf->b_ml.ml_line_count 7262 - curwin->w_cursor.lnum + 1; 7263 } 7264 7265 prep_redo(cap->oap->regname, cap->count0, 7266 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 7267 (void)do_join(cap->count0, cap->nchar == NUL, TRUE, TRUE, TRUE); 7268 } 7269 } 7270 7271 /* 7272 * "P", "gP", "p" and "gp" commands. 7273 */ 7274 static void 7275 nv_put(cmdarg_T *cap) 7276 { 7277 nv_put_opt(cap, FALSE); 7278 } 7279 7280 /* 7281 * "P", "gP", "p" and "gp" commands. 7282 * "fix_indent" is TRUE for "[p", "[P", "]p" and "]P". 7283 */ 7284 static void 7285 nv_put_opt(cmdarg_T *cap, int fix_indent) 7286 { 7287 int regname = 0; 7288 void *reg1 = NULL, *reg2 = NULL; 7289 int empty = FALSE; 7290 int was_visual = FALSE; 7291 int dir; 7292 int flags = 0; 7293 7294 if (cap->oap->op_type != OP_NOP) 7295 { 7296 #ifdef FEAT_DIFF 7297 // "dp" is ":diffput" 7298 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p') 7299 { 7300 clearop(cap->oap); 7301 nv_diffgetput(TRUE, cap->opcount); 7302 } 7303 else 7304 #endif 7305 clearopbeep(cap->oap); 7306 } 7307 #ifdef FEAT_JOB_CHANNEL 7308 else if (bt_prompt(curbuf) && !prompt_curpos_editable()) 7309 { 7310 clearopbeep(cap->oap); 7311 } 7312 #endif 7313 else 7314 { 7315 if (fix_indent) 7316 { 7317 dir = (cap->cmdchar == ']' && cap->nchar == 'p') 7318 ? FORWARD : BACKWARD; 7319 flags |= PUT_FIXINDENT; 7320 } 7321 else 7322 dir = (cap->cmdchar == 'P' 7323 || (cap->cmdchar == 'g' && cap->nchar == 'P')) 7324 ? BACKWARD : FORWARD; 7325 prep_redo_cmd(cap); 7326 if (cap->cmdchar == 'g') 7327 flags |= PUT_CURSEND; 7328 7329 if (VIsual_active) 7330 { 7331 // Putting in Visual mode: The put text replaces the selected 7332 // text. First delete the selected text, then put the new text. 7333 // Need to save and restore the registers that the delete 7334 // overwrites if the old contents is being put. 7335 was_visual = TRUE; 7336 regname = cap->oap->regname; 7337 #ifdef FEAT_CLIPBOARD 7338 adjust_clip_reg(®name); 7339 #endif 7340 if (regname == 0 || regname == '"' 7341 || VIM_ISDIGIT(regname) || regname == '-' 7342 #ifdef FEAT_CLIPBOARD 7343 || (clip_unnamed && (regname == '*' || regname == '+')) 7344 #endif 7345 7346 ) 7347 { 7348 // The delete is going to overwrite the register we want to 7349 // put, save it first. 7350 reg1 = get_register(regname, TRUE); 7351 } 7352 7353 // Now delete the selected text. Avoid messages here. 7354 cap->cmdchar = 'd'; 7355 cap->nchar = NUL; 7356 cap->oap->regname = NUL; 7357 ++msg_silent; 7358 nv_operator(cap); 7359 do_pending_operator(cap, 0, FALSE); 7360 empty = (curbuf->b_ml.ml_flags & ML_EMPTY); 7361 --msg_silent; 7362 7363 // delete PUT_LINE_BACKWARD; 7364 cap->oap->regname = regname; 7365 7366 if (reg1 != NULL) 7367 { 7368 // Delete probably changed the register we want to put, save 7369 // it first. Then put back what was there before the delete. 7370 reg2 = get_register(regname, FALSE); 7371 put_register(regname, reg1); 7372 } 7373 7374 // When deleted a linewise Visual area, put the register as 7375 // lines to avoid it joined with the next line. When deletion was 7376 // characterwise, split a line when putting lines. 7377 if (VIsual_mode == 'V') 7378 flags |= PUT_LINE; 7379 else if (VIsual_mode == 'v') 7380 flags |= PUT_LINE_SPLIT; 7381 if (VIsual_mode == Ctrl_V && dir == FORWARD) 7382 flags |= PUT_LINE_FORWARD; 7383 dir = BACKWARD; 7384 if ((VIsual_mode != 'V' 7385 && curwin->w_cursor.col < curbuf->b_op_start.col) 7386 || (VIsual_mode == 'V' 7387 && curwin->w_cursor.lnum < curbuf->b_op_start.lnum)) 7388 // cursor is at the end of the line or end of file, put 7389 // forward. 7390 dir = FORWARD; 7391 // May have been reset in do_put(). 7392 VIsual_active = TRUE; 7393 } 7394 do_put(cap->oap->regname, dir, cap->count1, flags); 7395 7396 // If a register was saved, put it back now. 7397 if (reg2 != NULL) 7398 put_register(regname, reg2); 7399 7400 // What to reselect with "gv"? Selecting the just put text seems to 7401 // be the most useful, since the original text was removed. 7402 if (was_visual) 7403 { 7404 curbuf->b_visual.vi_start = curbuf->b_op_start; 7405 curbuf->b_visual.vi_end = curbuf->b_op_end; 7406 // need to adjust cursor position 7407 if (*p_sel == 'e') 7408 inc(&curbuf->b_visual.vi_end); 7409 } 7410 7411 // When all lines were selected and deleted do_put() leaves an empty 7412 // line that needs to be deleted now. 7413 if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL) 7414 { 7415 ml_delete(curbuf->b_ml.ml_line_count, TRUE); 7416 deleted_lines(curbuf->b_ml.ml_line_count + 1, 1); 7417 7418 // If the cursor was in that line, move it to the end of the last 7419 // line. 7420 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 7421 { 7422 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 7423 coladvance((colnr_T)MAXCOL); 7424 } 7425 } 7426 auto_format(FALSE, TRUE); 7427 } 7428 } 7429 7430 /* 7431 * "o" and "O" commands. 7432 */ 7433 static void 7434 nv_open(cmdarg_T *cap) 7435 { 7436 #ifdef FEAT_DIFF 7437 // "do" is ":diffget" 7438 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o') 7439 { 7440 clearop(cap->oap); 7441 nv_diffgetput(FALSE, cap->opcount); 7442 } 7443 else 7444 #endif 7445 if (VIsual_active) // switch start and end of visual 7446 v_swap_corners(cap->cmdchar); 7447 #ifdef FEAT_JOB_CHANNEL 7448 else if (bt_prompt(curbuf)) 7449 clearopbeep(cap->oap); 7450 #endif 7451 else 7452 n_opencmd(cap); 7453 } 7454 7455 #ifdef FEAT_NETBEANS_INTG 7456 static void 7457 nv_nbcmd(cmdarg_T *cap) 7458 { 7459 netbeans_keycommand(cap->nchar); 7460 } 7461 #endif 7462 7463 #ifdef FEAT_DND 7464 static void 7465 nv_drop(cmdarg_T *cap UNUSED) 7466 { 7467 do_put('~', BACKWARD, 1L, PUT_CURSEND); 7468 } 7469 #endif 7470 7471 /* 7472 * Trigger CursorHold event. 7473 * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the 7474 * input buffer. "did_cursorhold" is set to avoid retriggering. 7475 */ 7476 static void 7477 nv_cursorhold(cmdarg_T *cap) 7478 { 7479 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf); 7480 did_cursorhold = TRUE; 7481 cap->retval |= CA_COMMAND_BUSY; // don't call edit() now 7482 } 7483