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 {K_COMMAND, nv_colon, 0, 0}, 379 }; 380 381 // Number of commands in nv_cmds[]. 382 #define NV_CMDS_SIZE (sizeof(nv_cmds) / sizeof(struct nv_cmd)) 383 384 // Sorted index of commands in nv_cmds[]. 385 static short nv_cmd_idx[NV_CMDS_SIZE]; 386 387 // The highest index for which 388 // nv_cmds[idx].cmd_char == nv_cmd_idx[nv_cmds[idx].cmd_char] 389 static int nv_max_linear; 390 391 /* 392 * Compare functions for qsort() below, that checks the command character 393 * through the index in nv_cmd_idx[]. 394 */ 395 static int 396 nv_compare(const void *s1, const void *s2) 397 { 398 int c1, c2; 399 400 // The commands are sorted on absolute value. 401 c1 = nv_cmds[*(const short *)s1].cmd_char; 402 c2 = nv_cmds[*(const short *)s2].cmd_char; 403 if (c1 < 0) 404 c1 = -c1; 405 if (c2 < 0) 406 c2 = -c2; 407 return c1 - c2; 408 } 409 410 /* 411 * Initialize the nv_cmd_idx[] table. 412 */ 413 void 414 init_normal_cmds(void) 415 { 416 int i; 417 418 // Fill the index table with a one to one relation. 419 for (i = 0; i < (int)NV_CMDS_SIZE; ++i) 420 nv_cmd_idx[i] = i; 421 422 // Sort the commands by the command character. 423 qsort((void *)&nv_cmd_idx, (size_t)NV_CMDS_SIZE, sizeof(short), nv_compare); 424 425 // Find the first entry that can't be indexed by the command character. 426 for (i = 0; i < (int)NV_CMDS_SIZE; ++i) 427 if (i != nv_cmds[nv_cmd_idx[i]].cmd_char) 428 break; 429 nv_max_linear = i - 1; 430 } 431 432 /* 433 * Search for a command in the commands table. 434 * Returns -1 for invalid command. 435 */ 436 static int 437 find_command(int cmdchar) 438 { 439 int i; 440 int idx; 441 int top, bot; 442 int c; 443 444 // A multi-byte character is never a command. 445 if (cmdchar >= 0x100) 446 return -1; 447 448 // We use the absolute value of the character. Special keys have a 449 // negative value, but are sorted on their absolute value. 450 if (cmdchar < 0) 451 cmdchar = -cmdchar; 452 453 // If the character is in the first part: The character is the index into 454 // nv_cmd_idx[]. 455 if (cmdchar <= nv_max_linear) 456 return nv_cmd_idx[cmdchar]; 457 458 // Perform a binary search. 459 bot = nv_max_linear + 1; 460 top = NV_CMDS_SIZE - 1; 461 idx = -1; 462 while (bot <= top) 463 { 464 i = (top + bot) / 2; 465 c = nv_cmds[nv_cmd_idx[i]].cmd_char; 466 if (c < 0) 467 c = -c; 468 if (cmdchar == c) 469 { 470 idx = nv_cmd_idx[i]; 471 break; 472 } 473 if (cmdchar > c) 474 bot = i + 1; 475 else 476 top = i - 1; 477 } 478 return idx; 479 } 480 481 /* 482 * Execute a command in Normal mode. 483 */ 484 void 485 normal_cmd( 486 oparg_T *oap, 487 int toplevel UNUSED) // TRUE when called from main() 488 { 489 cmdarg_T ca; // command arguments 490 int c; 491 int ctrl_w = FALSE; // got CTRL-W command 492 int old_col = curwin->w_curswant; 493 #ifdef FEAT_CMDL_INFO 494 int need_flushbuf; // need to call out_flush() 495 #endif 496 pos_T old_pos; // cursor position before command 497 int mapped_len; 498 static int old_mapped_len = 0; 499 int idx; 500 #ifdef FEAT_EVAL 501 int set_prevcount = FALSE; 502 #endif 503 int save_did_cursorhold = did_cursorhold; 504 505 CLEAR_FIELD(ca); // also resets ca.retval 506 ca.oap = oap; 507 508 // Use a count remembered from before entering an operator. After typing 509 // "3d" we return from normal_cmd() and come back here, the "3" is 510 // remembered in "opcount". 511 ca.opcount = opcount; 512 513 /* 514 * If there is an operator pending, then the command we take this time 515 * will terminate it. Finish_op tells us to finish the operation before 516 * returning this time (unless the operation was cancelled). 517 */ 518 #ifdef CURSOR_SHAPE 519 c = finish_op; 520 #endif 521 finish_op = (oap->op_type != OP_NOP); 522 #ifdef CURSOR_SHAPE 523 if (finish_op != c) 524 { 525 ui_cursor_shape(); // may show different cursor shape 526 # ifdef FEAT_MOUSESHAPE 527 update_mouseshape(-1); 528 # endif 529 } 530 #endif 531 532 // When not finishing an operator and no register name typed, reset the 533 // count. 534 if (!finish_op && !oap->regname) 535 { 536 ca.opcount = 0; 537 #ifdef FEAT_EVAL 538 set_prevcount = TRUE; 539 #endif 540 } 541 542 // Restore counts from before receiving K_CURSORHOLD. This means after 543 // typing "3", handling K_CURSORHOLD and then typing "2" we get "32", not 544 // "3 * 2". 545 if (oap->prev_opcount > 0 || oap->prev_count0 > 0) 546 { 547 ca.opcount = oap->prev_opcount; 548 ca.count0 = oap->prev_count0; 549 oap->prev_opcount = 0; 550 oap->prev_count0 = 0; 551 } 552 553 mapped_len = typebuf_maplen(); 554 555 State = NORMAL_BUSY; 556 #ifdef USE_ON_FLY_SCROLL 557 dont_scroll = FALSE; // allow scrolling here 558 #endif 559 560 #ifdef FEAT_EVAL 561 // Set v:count here, when called from main() and not a stuffed 562 // command, so that v:count can be used in an expression mapping 563 // when there is no count. Do set it for redo. 564 if (toplevel && readbuf1_empty()) 565 set_vcount_ca(&ca, &set_prevcount); 566 #endif 567 568 /* 569 * Get the command character from the user. 570 */ 571 c = safe_vgetc(); 572 LANGMAP_ADJUST(c, get_real_state() != SELECTMODE); 573 574 /* 575 * If a mapping was started in Visual or Select mode, remember the length 576 * of the mapping. This is used below to not return to Insert mode for as 577 * long as the mapping is being executed. 578 */ 579 if (restart_edit == 0) 580 old_mapped_len = 0; 581 else if (old_mapped_len 582 || (VIsual_active && mapped_len == 0 && typebuf_maplen() > 0)) 583 old_mapped_len = typebuf_maplen(); 584 585 if (c == NUL) 586 c = K_ZERO; 587 588 /* 589 * In Select mode, typed text replaces the selection. 590 */ 591 if (VIsual_active 592 && VIsual_select 593 && (vim_isprintc(c) || c == NL || c == CAR || c == K_KENTER)) 594 { 595 // Fake a "c"hange command. When "restart_edit" is set (e.g., because 596 // 'insertmode' is set) fake a "d"elete command, Insert mode will 597 // restart automatically. 598 // Insert the typed character in the typeahead buffer, so that it can 599 // be mapped in Insert mode. Required for ":lmap" to work. 600 ins_char_typebuf(vgetc_char, vgetc_mod_mask); 601 if (restart_edit != 0) 602 c = 'd'; 603 else 604 c = 'c'; 605 msg_nowait = TRUE; // don't delay going to insert mode 606 old_mapped_len = 0; // do go to Insert mode 607 } 608 609 #ifdef FEAT_CMDL_INFO 610 need_flushbuf = add_to_showcmd(c); 611 #endif 612 613 getcount: 614 if (!(VIsual_active && VIsual_select)) 615 { 616 /* 617 * Handle a count before a command and compute ca.count0. 618 * Note that '0' is a command and not the start of a count, but it's 619 * part of a count after other digits. 620 */ 621 while ( (c >= '1' && c <= '9') 622 || (ca.count0 != 0 && (c == K_DEL || c == K_KDEL || c == '0'))) 623 { 624 if (c == K_DEL || c == K_KDEL) 625 { 626 ca.count0 /= 10; 627 #ifdef FEAT_CMDL_INFO 628 del_from_showcmd(4); // delete the digit and ~@% 629 #endif 630 } 631 else 632 ca.count0 = ca.count0 * 10 + (c - '0'); 633 if (ca.count0 < 0) // got too large! 634 ca.count0 = 999999999L; 635 #ifdef FEAT_EVAL 636 // Set v:count here, when called from main() and not a stuffed 637 // command, so that v:count can be used in an expression mapping 638 // right after the count. Do set it for redo. 639 if (toplevel && readbuf1_empty()) 640 set_vcount_ca(&ca, &set_prevcount); 641 #endif 642 if (ctrl_w) 643 { 644 ++no_mapping; 645 ++allow_keys; // no mapping for nchar, but keys 646 } 647 ++no_zero_mapping; // don't map zero here 648 c = plain_vgetc(); 649 LANGMAP_ADJUST(c, TRUE); 650 --no_zero_mapping; 651 if (ctrl_w) 652 { 653 --no_mapping; 654 --allow_keys; 655 } 656 #ifdef FEAT_CMDL_INFO 657 need_flushbuf |= add_to_showcmd(c); 658 #endif 659 } 660 661 /* 662 * If we got CTRL-W there may be a/another count 663 */ 664 if (c == Ctrl_W && !ctrl_w && oap->op_type == OP_NOP) 665 { 666 ctrl_w = TRUE; 667 ca.opcount = ca.count0; // remember first count 668 ca.count0 = 0; 669 ++no_mapping; 670 ++allow_keys; // no mapping for nchar, but keys 671 c = plain_vgetc(); // get next character 672 LANGMAP_ADJUST(c, TRUE); 673 --no_mapping; 674 --allow_keys; 675 #ifdef FEAT_CMDL_INFO 676 need_flushbuf |= add_to_showcmd(c); 677 #endif 678 goto getcount; // jump back 679 } 680 } 681 682 if (c == K_CURSORHOLD) 683 { 684 // Save the count values so that ca.opcount and ca.count0 are exactly 685 // the same when coming back here after handling K_CURSORHOLD. 686 oap->prev_opcount = ca.opcount; 687 oap->prev_count0 = ca.count0; 688 } 689 else if (ca.opcount != 0) 690 { 691 /* 692 * If we're in the middle of an operator (including after entering a 693 * yank buffer with '"') AND we had a count before the operator, then 694 * that count overrides the current value of ca.count0. 695 * What this means effectively, is that commands like "3dw" get turned 696 * into "d3w" which makes things fall into place pretty neatly. 697 * If you give a count before AND after the operator, they are 698 * multiplied. 699 */ 700 if (ca.count0) 701 ca.count0 *= ca.opcount; 702 else 703 ca.count0 = ca.opcount; 704 } 705 706 /* 707 * Always remember the count. It will be set to zero (on the next call, 708 * above) when there is no pending operator. 709 * When called from main(), save the count for use by the "count" built-in 710 * variable. 711 */ 712 ca.opcount = ca.count0; 713 ca.count1 = (ca.count0 == 0 ? 1 : ca.count0); 714 715 #ifdef FEAT_EVAL 716 /* 717 * Only set v:count when called from main() and not a stuffed command. 718 * Do set it for redo. 719 */ 720 if (toplevel && readbuf1_empty()) 721 set_vcount(ca.count0, ca.count1, set_prevcount); 722 #endif 723 724 /* 725 * Find the command character in the table of commands. 726 * For CTRL-W we already got nchar when looking for a count. 727 */ 728 if (ctrl_w) 729 { 730 ca.nchar = c; 731 ca.cmdchar = Ctrl_W; 732 } 733 else 734 ca.cmdchar = c; 735 idx = find_command(ca.cmdchar); 736 if (idx < 0) 737 { 738 // Not a known command: beep. 739 clearopbeep(oap); 740 goto normal_end; 741 } 742 743 if (text_locked() && (nv_cmds[idx].cmd_flags & NV_NCW)) 744 { 745 // This command is not allowed while editing a cmdline: beep. 746 clearopbeep(oap); 747 text_locked_msg(); 748 goto normal_end; 749 } 750 if ((nv_cmds[idx].cmd_flags & NV_NCW) && curbuf_locked()) 751 goto normal_end; 752 753 /* 754 * In Visual/Select mode, a few keys are handled in a special way. 755 */ 756 if (VIsual_active) 757 { 758 // when 'keymodel' contains "stopsel" may stop Select/Visual mode 759 if (km_stopsel 760 && (nv_cmds[idx].cmd_flags & NV_STS) 761 && !(mod_mask & MOD_MASK_SHIFT)) 762 { 763 end_visual_mode(); 764 redraw_curbuf_later(INVERTED); 765 } 766 767 // Keys that work different when 'keymodel' contains "startsel" 768 if (km_startsel) 769 { 770 if (nv_cmds[idx].cmd_flags & NV_SS) 771 { 772 unshift_special(&ca); 773 idx = find_command(ca.cmdchar); 774 if (idx < 0) 775 { 776 // Just in case 777 clearopbeep(oap); 778 goto normal_end; 779 } 780 } 781 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 782 && (mod_mask & MOD_MASK_SHIFT)) 783 mod_mask &= ~MOD_MASK_SHIFT; 784 } 785 } 786 787 #ifdef FEAT_RIGHTLEFT 788 if (curwin->w_p_rl && KeyTyped && !KeyStuffed 789 && (nv_cmds[idx].cmd_flags & NV_RL)) 790 { 791 // Invert horizontal movements and operations. Only when typed by the 792 // user directly, not when the result of a mapping or "x" translated 793 // to "dl". 794 switch (ca.cmdchar) 795 { 796 case 'l': ca.cmdchar = 'h'; break; 797 case K_RIGHT: ca.cmdchar = K_LEFT; break; 798 case K_S_RIGHT: ca.cmdchar = K_S_LEFT; break; 799 case K_C_RIGHT: ca.cmdchar = K_C_LEFT; break; 800 case 'h': ca.cmdchar = 'l'; break; 801 case K_LEFT: ca.cmdchar = K_RIGHT; break; 802 case K_S_LEFT: ca.cmdchar = K_S_RIGHT; break; 803 case K_C_LEFT: ca.cmdchar = K_C_RIGHT; break; 804 case '>': ca.cmdchar = '<'; break; 805 case '<': ca.cmdchar = '>'; break; 806 } 807 idx = find_command(ca.cmdchar); 808 } 809 #endif 810 811 /* 812 * Get an additional character if we need one. 813 */ 814 if ((nv_cmds[idx].cmd_flags & NV_NCH) 815 && (((nv_cmds[idx].cmd_flags & NV_NCH_NOP) == NV_NCH_NOP 816 && oap->op_type == OP_NOP) 817 || (nv_cmds[idx].cmd_flags & NV_NCH_ALW) == NV_NCH_ALW 818 || (ca.cmdchar == 'q' 819 && oap->op_type == OP_NOP 820 && reg_recording == 0 821 && reg_executing == 0) 822 || ((ca.cmdchar == 'a' || ca.cmdchar == 'i') 823 && (oap->op_type != OP_NOP || VIsual_active)))) 824 { 825 int *cp; 826 int repl = FALSE; // get character for replace mode 827 int lit = FALSE; // get extra character literally 828 int langmap_active = FALSE; // using :lmap mappings 829 int lang; // getting a text character 830 #ifdef HAVE_INPUT_METHOD 831 int save_smd; // saved value of p_smd 832 #endif 833 834 ++no_mapping; 835 ++allow_keys; // no mapping for nchar, but allow key codes 836 // Don't generate a CursorHold event here, most commands can't handle 837 // it, e.g., nv_replace(), nv_csearch(). 838 did_cursorhold = TRUE; 839 if (ca.cmdchar == 'g') 840 { 841 /* 842 * For 'g' get the next character now, so that we can check for 843 * "gr", "g'" and "g`". 844 */ 845 ca.nchar = plain_vgetc(); 846 LANGMAP_ADJUST(ca.nchar, TRUE); 847 #ifdef FEAT_CMDL_INFO 848 need_flushbuf |= add_to_showcmd(ca.nchar); 849 #endif 850 if (ca.nchar == 'r' || ca.nchar == '\'' || ca.nchar == '`' 851 || ca.nchar == Ctrl_BSL) 852 { 853 cp = &ca.extra_char; // need to get a third character 854 if (ca.nchar != 'r') 855 lit = TRUE; // get it literally 856 else 857 repl = TRUE; // get it in replace mode 858 } 859 else 860 cp = NULL; // no third character needed 861 } 862 else 863 { 864 if (ca.cmdchar == 'r') // get it in replace mode 865 repl = TRUE; 866 cp = &ca.nchar; 867 } 868 lang = (repl || (nv_cmds[idx].cmd_flags & NV_LANG)); 869 870 /* 871 * Get a second or third character. 872 */ 873 if (cp != NULL) 874 { 875 if (repl) 876 { 877 State = REPLACE; // pretend Replace mode 878 #ifdef CURSOR_SHAPE 879 ui_cursor_shape(); // show different cursor shape 880 #endif 881 } 882 if (lang && curbuf->b_p_iminsert == B_IMODE_LMAP) 883 { 884 // Allow mappings defined with ":lmap". 885 --no_mapping; 886 --allow_keys; 887 if (repl) 888 State = LREPLACE; 889 else 890 State = LANGMAP; 891 langmap_active = TRUE; 892 } 893 #ifdef HAVE_INPUT_METHOD 894 save_smd = p_smd; 895 p_smd = FALSE; // Don't let the IM code show the mode here 896 if (lang && curbuf->b_p_iminsert == B_IMODE_IM) 897 im_set_active(TRUE); 898 #endif 899 if ((State & INSERT) && !p_ek) 900 { 901 #ifdef FEAT_JOB_CHANNEL 902 ch_log_output = TRUE; 903 #endif 904 // Disable bracketed paste and modifyOtherKeys here, we won't 905 // recognize the escape sequences with 'esckeys' off. 906 out_str(T_BD); 907 out_str(T_CTE); 908 } 909 910 *cp = plain_vgetc(); 911 912 if ((State & INSERT) && !p_ek) 913 { 914 #ifdef FEAT_JOB_CHANNEL 915 ch_log_output = TRUE; 916 #endif 917 // Re-enable bracketed paste mode and modifyOtherKeys 918 out_str(T_BE); 919 out_str(T_CTI); 920 } 921 922 if (langmap_active) 923 { 924 // Undo the decrement done above 925 ++no_mapping; 926 ++allow_keys; 927 State = NORMAL_BUSY; 928 } 929 #ifdef HAVE_INPUT_METHOD 930 if (lang) 931 { 932 if (curbuf->b_p_iminsert != B_IMODE_LMAP) 933 im_save_status(&curbuf->b_p_iminsert); 934 im_set_active(FALSE); 935 } 936 p_smd = save_smd; 937 #endif 938 State = NORMAL_BUSY; 939 #ifdef FEAT_CMDL_INFO 940 need_flushbuf |= add_to_showcmd(*cp); 941 #endif 942 943 if (!lit) 944 { 945 #ifdef FEAT_DIGRAPHS 946 // Typing CTRL-K gets a digraph. 947 if (*cp == Ctrl_K 948 && ((nv_cmds[idx].cmd_flags & NV_LANG) 949 || cp == &ca.extra_char) 950 && vim_strchr(p_cpo, CPO_DIGRAPH) == NULL) 951 { 952 c = get_digraph(FALSE); 953 if (c > 0) 954 { 955 *cp = c; 956 # ifdef FEAT_CMDL_INFO 957 // Guessing how to update showcmd here... 958 del_from_showcmd(3); 959 need_flushbuf |= add_to_showcmd(*cp); 960 # endif 961 } 962 } 963 #endif 964 965 // adjust chars > 127, except after "tTfFr" commands 966 LANGMAP_ADJUST(*cp, !lang); 967 #ifdef FEAT_RIGHTLEFT 968 // adjust Hebrew mapped char 969 if (p_hkmap && lang && KeyTyped) 970 *cp = hkmap(*cp); 971 #endif 972 } 973 974 /* 975 * When the next character is CTRL-\ a following CTRL-N means the 976 * command is aborted and we go to Normal mode. 977 */ 978 if (cp == &ca.extra_char 979 && ca.nchar == Ctrl_BSL 980 && (ca.extra_char == Ctrl_N || ca.extra_char == Ctrl_G)) 981 { 982 ca.cmdchar = Ctrl_BSL; 983 ca.nchar = ca.extra_char; 984 idx = find_command(ca.cmdchar); 985 } 986 else if ((ca.nchar == 'n' || ca.nchar == 'N') && ca.cmdchar == 'g') 987 ca.oap->op_type = get_op_type(*cp, NUL); 988 else if (*cp == Ctrl_BSL) 989 { 990 long towait = (p_ttm >= 0 ? p_ttm : p_tm); 991 992 // There is a busy wait here when typing "f<C-\>" and then 993 // something different from CTRL-N. Can't be avoided. 994 while ((c = vpeekc()) <= 0 && towait > 0L) 995 { 996 do_sleep(towait > 50L ? 50L : towait); 997 towait -= 50L; 998 } 999 if (c > 0) 1000 { 1001 c = plain_vgetc(); 1002 if (c != Ctrl_N && c != Ctrl_G) 1003 vungetc(c); 1004 else 1005 { 1006 ca.cmdchar = Ctrl_BSL; 1007 ca.nchar = c; 1008 idx = find_command(ca.cmdchar); 1009 } 1010 } 1011 } 1012 1013 // When getting a text character and the next character is a 1014 // multi-byte character, it could be a composing character. 1015 // However, don't wait for it to arrive. Also, do enable mapping, 1016 // because if it's put back with vungetc() it's too late to apply 1017 // mapping. 1018 --no_mapping; 1019 while (enc_utf8 && lang && (c = vpeekc()) > 0 1020 && (c >= 0x100 || MB_BYTE2LEN(vpeekc()) > 1)) 1021 { 1022 c = plain_vgetc(); 1023 if (!utf_iscomposing(c)) 1024 { 1025 vungetc(c); // it wasn't, put it back 1026 break; 1027 } 1028 else if (ca.ncharC1 == 0) 1029 ca.ncharC1 = c; 1030 else 1031 ca.ncharC2 = c; 1032 } 1033 ++no_mapping; 1034 } 1035 --no_mapping; 1036 --allow_keys; 1037 } 1038 1039 #ifdef FEAT_CMDL_INFO 1040 /* 1041 * Flush the showcmd characters onto the screen so we can see them while 1042 * the command is being executed. Only do this when the shown command was 1043 * actually displayed, otherwise this will slow down a lot when executing 1044 * mappings. 1045 */ 1046 if (need_flushbuf) 1047 out_flush(); 1048 #endif 1049 if (ca.cmdchar != K_IGNORE) 1050 { 1051 if (ex_normal_busy) 1052 did_cursorhold = save_did_cursorhold; 1053 else 1054 did_cursorhold = FALSE; 1055 } 1056 1057 State = NORMAL; 1058 1059 if (ca.nchar == ESC) 1060 { 1061 clearop(oap); 1062 if (restart_edit == 0 && goto_im()) 1063 restart_edit = 'a'; 1064 goto normal_end; 1065 } 1066 1067 if (ca.cmdchar != K_IGNORE) 1068 { 1069 msg_didout = FALSE; // don't scroll screen up for normal command 1070 msg_col = 0; 1071 } 1072 1073 old_pos = curwin->w_cursor; // remember where cursor was 1074 1075 // When 'keymodel' contains "startsel" some keys start Select/Visual 1076 // mode. 1077 if (!VIsual_active && km_startsel) 1078 { 1079 if (nv_cmds[idx].cmd_flags & NV_SS) 1080 { 1081 start_selection(); 1082 unshift_special(&ca); 1083 idx = find_command(ca.cmdchar); 1084 } 1085 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 1086 && (mod_mask & MOD_MASK_SHIFT)) 1087 { 1088 start_selection(); 1089 mod_mask &= ~MOD_MASK_SHIFT; 1090 } 1091 } 1092 1093 /* 1094 * Execute the command! 1095 * Call the command function found in the commands table. 1096 */ 1097 ca.arg = nv_cmds[idx].cmd_arg; 1098 (nv_cmds[idx].cmd_func)(&ca); 1099 1100 /* 1101 * If we didn't start or finish an operator, reset oap->regname, unless we 1102 * need it later. 1103 */ 1104 if (!finish_op 1105 && !oap->op_type 1106 && (idx < 0 || !(nv_cmds[idx].cmd_flags & NV_KEEPREG))) 1107 { 1108 clearop(oap); 1109 #ifdef FEAT_EVAL 1110 reset_reg_var(); 1111 #endif 1112 } 1113 1114 // Get the length of mapped chars again after typing a count, second 1115 // character or "z333<cr>". 1116 if (old_mapped_len > 0) 1117 old_mapped_len = typebuf_maplen(); 1118 1119 /* 1120 * If an operation is pending, handle it. But not for K_IGNORE. 1121 */ 1122 if (ca.cmdchar != K_IGNORE) 1123 do_pending_operator(&ca, old_col, FALSE); 1124 1125 /* 1126 * Wait for a moment when a message is displayed that will be overwritten 1127 * by the mode message. 1128 * In Visual mode and with "^O" in Insert mode, a short message will be 1129 * overwritten by the mode message. Wait a bit, until a key is hit. 1130 * In Visual mode, it's more important to keep the Visual area updated 1131 * than keeping a message (e.g. from a /pat search). 1132 * Only do this if the command was typed, not from a mapping. 1133 * Don't wait when emsg_silent is non-zero. 1134 * Also wait a bit after an error message, e.g. for "^O:". 1135 * Don't redraw the screen, it would remove the message. 1136 */ 1137 if ( ((p_smd 1138 && msg_silent == 0 1139 && (restart_edit != 0 1140 || (VIsual_active 1141 && old_pos.lnum == curwin->w_cursor.lnum 1142 && old_pos.col == curwin->w_cursor.col) 1143 ) 1144 && (clear_cmdline 1145 || redraw_cmdline) 1146 && (msg_didout || (msg_didany && msg_scroll)) 1147 && !msg_nowait 1148 && KeyTyped) 1149 || (restart_edit != 0 1150 && !VIsual_active 1151 && (msg_scroll 1152 || emsg_on_display))) 1153 && oap->regname == 0 1154 && !(ca.retval & CA_COMMAND_BUSY) 1155 && stuff_empty() 1156 && typebuf_typed() 1157 && emsg_silent == 0 1158 && !in_assert_fails 1159 && !did_wait_return 1160 && oap->op_type == OP_NOP) 1161 { 1162 int save_State = State; 1163 1164 // Draw the cursor with the right shape here 1165 if (restart_edit != 0) 1166 State = INSERT; 1167 1168 // If need to redraw, and there is a "keep_msg", redraw before the 1169 // delay 1170 if (must_redraw && keep_msg != NULL && !emsg_on_display) 1171 { 1172 char_u *kmsg; 1173 1174 kmsg = keep_msg; 1175 keep_msg = NULL; 1176 // Showmode() will clear keep_msg, but we want to use it anyway. 1177 // First update w_topline. 1178 setcursor(); 1179 update_screen(0); 1180 // now reset it, otherwise it's put in the history again 1181 keep_msg = kmsg; 1182 1183 kmsg = vim_strsave(keep_msg); 1184 if (kmsg != NULL) 1185 { 1186 msg_attr((char *)kmsg, keep_msg_attr); 1187 vim_free(kmsg); 1188 } 1189 } 1190 setcursor(); 1191 #ifdef CURSOR_SHAPE 1192 ui_cursor_shape(); // may show different cursor shape 1193 #endif 1194 cursor_on(); 1195 out_flush(); 1196 if (msg_scroll || emsg_on_display) 1197 ui_delay(1003L, TRUE); // wait at least one second 1198 ui_delay(3003L, FALSE); // wait up to three seconds 1199 State = save_State; 1200 1201 msg_scroll = FALSE; 1202 emsg_on_display = FALSE; 1203 } 1204 1205 /* 1206 * Finish up after executing a Normal mode command. 1207 */ 1208 normal_end: 1209 1210 msg_nowait = FALSE; 1211 1212 #ifdef FEAT_EVAL 1213 if (finish_op) 1214 reset_reg_var(); 1215 #endif 1216 1217 // Reset finish_op, in case it was set 1218 #ifdef CURSOR_SHAPE 1219 c = finish_op; 1220 #endif 1221 finish_op = FALSE; 1222 #ifdef CURSOR_SHAPE 1223 // Redraw the cursor with another shape, if we were in Operator-pending 1224 // mode or did a replace command. 1225 if (c || ca.cmdchar == 'r') 1226 { 1227 ui_cursor_shape(); // may show different cursor shape 1228 # ifdef FEAT_MOUSESHAPE 1229 update_mouseshape(-1); 1230 # endif 1231 } 1232 #endif 1233 1234 #ifdef FEAT_CMDL_INFO 1235 if (oap->op_type == OP_NOP && oap->regname == 0 1236 && ca.cmdchar != K_CURSORHOLD) 1237 clear_showcmd(); 1238 #endif 1239 1240 checkpcmark(); // check if we moved since setting pcmark 1241 vim_free(ca.searchbuf); 1242 1243 if (has_mbyte) 1244 mb_adjust_cursor(); 1245 1246 if (curwin->w_p_scb && toplevel) 1247 { 1248 validate_cursor(); // may need to update w_leftcol 1249 do_check_scrollbind(TRUE); 1250 } 1251 1252 if (curwin->w_p_crb && toplevel) 1253 { 1254 validate_cursor(); // may need to update w_leftcol 1255 do_check_cursorbind(); 1256 } 1257 1258 #ifdef FEAT_TERMINAL 1259 // don't go to Insert mode if a terminal has a running job 1260 if (term_job_running(curbuf->b_term)) 1261 restart_edit = 0; 1262 #endif 1263 1264 /* 1265 * May restart edit(), if we got here with CTRL-O in Insert mode (but not 1266 * if still inside a mapping that started in Visual mode). 1267 * May switch from Visual to Select mode after CTRL-O command. 1268 */ 1269 if ( oap->op_type == OP_NOP 1270 && ((restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1271 || restart_VIsual_select == 1) 1272 && !(ca.retval & CA_COMMAND_BUSY) 1273 && stuff_empty() 1274 && oap->regname == 0) 1275 { 1276 if (restart_VIsual_select == 1) 1277 { 1278 VIsual_select = TRUE; 1279 showmode(); 1280 restart_VIsual_select = 0; 1281 } 1282 if (restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1283 (void)edit(restart_edit, FALSE, 1L); 1284 } 1285 1286 if (restart_VIsual_select == 2) 1287 restart_VIsual_select = 1; 1288 1289 // Save count before an operator for next time. 1290 opcount = ca.opcount; 1291 } 1292 1293 #ifdef FEAT_EVAL 1294 /* 1295 * Set v:count and v:count1 according to "cap". 1296 * Set v:prevcount only when "set_prevcount" is TRUE. 1297 */ 1298 static void 1299 set_vcount_ca(cmdarg_T *cap, int *set_prevcount) 1300 { 1301 long count = cap->count0; 1302 1303 // multiply with cap->opcount the same way as above 1304 if (cap->opcount != 0) 1305 count = cap->opcount * (count == 0 ? 1 : count); 1306 set_vcount(count, count == 0 ? 1 : count, *set_prevcount); 1307 *set_prevcount = FALSE; // only set v:prevcount once 1308 } 1309 #endif 1310 1311 /* 1312 * Check if highlighting for Visual mode is possible, give a warning message 1313 * if not. 1314 */ 1315 void 1316 check_visual_highlight(void) 1317 { 1318 static int did_check = FALSE; 1319 1320 if (full_screen) 1321 { 1322 if (!did_check && HL_ATTR(HLF_V) == 0) 1323 msg(_("Warning: terminal cannot highlight")); 1324 did_check = TRUE; 1325 } 1326 } 1327 1328 #if defined(FEAT_CLIPBOARD) && defined(FEAT_EVAL) 1329 /* 1330 * Call yank_do_autocmd() for "regname". 1331 */ 1332 static void 1333 call_yank_do_autocmd(int regname) 1334 { 1335 oparg_T oa; 1336 yankreg_T *reg; 1337 1338 clear_oparg(&oa); 1339 oa.regname = regname; 1340 oa.op_type = OP_YANK; 1341 oa.is_VIsual = TRUE; 1342 reg = get_register(regname, TRUE); 1343 yank_do_autocmd(&oa, reg); 1344 free_register(reg); 1345 } 1346 #endif 1347 1348 /* 1349 * End Visual mode. 1350 * This function should ALWAYS be called to end Visual mode, except from 1351 * do_pending_operator(). 1352 */ 1353 void 1354 end_visual_mode(void) 1355 { 1356 #ifdef FEAT_CLIPBOARD 1357 /* 1358 * If we are using the clipboard, then remember what was selected in case 1359 * we need to paste it somewhere while we still own the selection. 1360 * Only do this when the clipboard is already owned. Don't want to grab 1361 * the selection when hitting ESC. 1362 */ 1363 if (clip_star.available && clip_star.owned) 1364 clip_auto_select(); 1365 1366 # if defined(FEAT_EVAL) 1367 // Emit a TextYankPost for the automatic copy of the selection into the 1368 // star and/or plus register. 1369 if (has_textyankpost()) 1370 { 1371 if (clip_isautosel_star()) 1372 call_yank_do_autocmd('*'); 1373 if (clip_isautosel_plus()) 1374 call_yank_do_autocmd('+'); 1375 } 1376 # endif 1377 #endif 1378 1379 VIsual_active = FALSE; 1380 setmouse(); 1381 mouse_dragging = 0; 1382 1383 // Save the current VIsual area for '< and '> marks, and "gv" 1384 curbuf->b_visual.vi_mode = VIsual_mode; 1385 curbuf->b_visual.vi_start = VIsual; 1386 curbuf->b_visual.vi_end = curwin->w_cursor; 1387 curbuf->b_visual.vi_curswant = curwin->w_curswant; 1388 #ifdef FEAT_EVAL 1389 curbuf->b_visual_mode_eval = VIsual_mode; 1390 #endif 1391 if (!virtual_active()) 1392 curwin->w_cursor.coladd = 0; 1393 may_clear_cmdline(); 1394 1395 adjust_cursor_eol(); 1396 } 1397 1398 /* 1399 * Reset VIsual_active and VIsual_reselect. 1400 */ 1401 void 1402 reset_VIsual_and_resel(void) 1403 { 1404 if (VIsual_active) 1405 { 1406 end_visual_mode(); 1407 redraw_curbuf_later(INVERTED); // delete the inversion later 1408 } 1409 VIsual_reselect = FALSE; 1410 } 1411 1412 /* 1413 * Reset VIsual_active and VIsual_reselect if it's set. 1414 */ 1415 void 1416 reset_VIsual(void) 1417 { 1418 if (VIsual_active) 1419 { 1420 end_visual_mode(); 1421 redraw_curbuf_later(INVERTED); // delete the inversion later 1422 VIsual_reselect = FALSE; 1423 } 1424 } 1425 1426 void 1427 restore_visual_mode(void) 1428 { 1429 if (VIsual_mode_orig != NUL) 1430 { 1431 curbuf->b_visual.vi_mode = VIsual_mode_orig; 1432 VIsual_mode_orig = NUL; 1433 } 1434 } 1435 1436 /* 1437 * Check for a balloon-eval special item to include when searching for an 1438 * identifier. When "dir" is BACKWARD "ptr[-1]" must be valid! 1439 * Returns TRUE if the character at "*ptr" should be included. 1440 * "dir" is FORWARD or BACKWARD, the direction of searching. 1441 * "*colp" is in/decremented if "ptr[-dir]" should also be included. 1442 * "bnp" points to a counter for square brackets. 1443 */ 1444 static int 1445 find_is_eval_item( 1446 char_u *ptr, 1447 int *colp, 1448 int *bnp, 1449 int dir) 1450 { 1451 // Accept everything inside []. 1452 if ((*ptr == ']' && dir == BACKWARD) || (*ptr == '[' && dir == FORWARD)) 1453 ++*bnp; 1454 if (*bnp > 0) 1455 { 1456 if ((*ptr == '[' && dir == BACKWARD) || (*ptr == ']' && dir == FORWARD)) 1457 --*bnp; 1458 return TRUE; 1459 } 1460 1461 // skip over "s.var" 1462 if (*ptr == '.') 1463 return TRUE; 1464 1465 // two-character item: s->var 1466 if (ptr[dir == BACKWARD ? 0 : 1] == '>' 1467 && ptr[dir == BACKWARD ? -1 : 0] == '-') 1468 { 1469 *colp += dir; 1470 return TRUE; 1471 } 1472 return FALSE; 1473 } 1474 1475 /* 1476 * Find the identifier under or to the right of the cursor. 1477 * "find_type" can have one of three values: 1478 * FIND_IDENT: find an identifier (keyword) 1479 * FIND_STRING: find any non-white text 1480 * FIND_IDENT + FIND_STRING: find any non-white text, identifier preferred. 1481 * FIND_EVAL: find text useful for C program debugging 1482 * 1483 * There are three steps: 1484 * 1. Search forward for the start of an identifier/text. Doesn't move if 1485 * already on one. 1486 * 2. Search backward for the start of this identifier/text. 1487 * This doesn't match the real Vi but I like it a little better and it 1488 * shouldn't bother anyone. 1489 * 3. Search forward to the end of this identifier/text. 1490 * When FIND_IDENT isn't defined, we backup until a blank. 1491 * 1492 * Returns the length of the text, or zero if no text is found. 1493 * If text is found, a pointer to the text is put in "*text". This 1494 * points into the current buffer line and is not always NUL terminated. 1495 */ 1496 int 1497 find_ident_under_cursor(char_u **text, int find_type) 1498 { 1499 return find_ident_at_pos(curwin, curwin->w_cursor.lnum, 1500 curwin->w_cursor.col, text, NULL, find_type); 1501 } 1502 1503 /* 1504 * Like find_ident_under_cursor(), but for any window and any position. 1505 * However: Uses 'iskeyword' from the current window!. 1506 */ 1507 int 1508 find_ident_at_pos( 1509 win_T *wp, 1510 linenr_T lnum, 1511 colnr_T startcol, 1512 char_u **text, 1513 int *textcol, // column where "text" starts, can be NULL 1514 int find_type) 1515 { 1516 char_u *ptr; 1517 int col = 0; // init to shut up GCC 1518 int i; 1519 int this_class = 0; 1520 int prev_class; 1521 int prevcol; 1522 int bn = 0; // bracket nesting 1523 1524 /* 1525 * if i == 0: try to find an identifier 1526 * if i == 1: try to find any non-white text 1527 */ 1528 ptr = ml_get_buf(wp->w_buffer, lnum, FALSE); 1529 for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i) 1530 { 1531 /* 1532 * 1. skip to start of identifier/text 1533 */ 1534 col = startcol; 1535 if (has_mbyte) 1536 { 1537 while (ptr[col] != NUL) 1538 { 1539 // Stop at a ']' to evaluate "a[x]". 1540 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1541 break; 1542 this_class = mb_get_class(ptr + col); 1543 if (this_class != 0 && (i == 1 || this_class != 1)) 1544 break; 1545 col += (*mb_ptr2len)(ptr + col); 1546 } 1547 } 1548 else 1549 while (ptr[col] != NUL 1550 && (i == 0 ? !vim_iswordc(ptr[col]) : VIM_ISWHITE(ptr[col])) 1551 && (!(find_type & FIND_EVAL) || ptr[col] != ']') 1552 ) 1553 ++col; 1554 1555 // When starting on a ']' count it, so that we include the '['. 1556 bn = ptr[col] == ']'; 1557 1558 /* 1559 * 2. Back up to start of identifier/text. 1560 */ 1561 if (has_mbyte) 1562 { 1563 // Remember class of character under cursor. 1564 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1565 this_class = mb_get_class((char_u *)"a"); 1566 else 1567 this_class = mb_get_class(ptr + col); 1568 while (col > 0 && this_class != 0) 1569 { 1570 prevcol = col - 1 - (*mb_head_off)(ptr, ptr + col - 1); 1571 prev_class = mb_get_class(ptr + prevcol); 1572 if (this_class != prev_class 1573 && (i == 0 1574 || prev_class == 0 1575 || (find_type & FIND_IDENT)) 1576 && (!(find_type & FIND_EVAL) 1577 || prevcol == 0 1578 || !find_is_eval_item(ptr + prevcol, &prevcol, 1579 &bn, BACKWARD)) 1580 ) 1581 break; 1582 col = prevcol; 1583 } 1584 1585 // If we don't want just any old text, or we've found an 1586 // identifier, stop searching. 1587 if (this_class > 2) 1588 this_class = 2; 1589 if (!(find_type & FIND_STRING) || this_class == 2) 1590 break; 1591 } 1592 else 1593 { 1594 while (col > 0 1595 && ((i == 0 1596 ? vim_iswordc(ptr[col - 1]) 1597 : (!VIM_ISWHITE(ptr[col - 1]) 1598 && (!(find_type & FIND_IDENT) 1599 || !vim_iswordc(ptr[col - 1])))) 1600 || ((find_type & FIND_EVAL) 1601 && col > 1 1602 && find_is_eval_item(ptr + col - 1, &col, 1603 &bn, BACKWARD)) 1604 )) 1605 --col; 1606 1607 // If we don't want just any old text, or we've found an 1608 // identifier, stop searching. 1609 if (!(find_type & FIND_STRING) || vim_iswordc(ptr[col])) 1610 break; 1611 } 1612 } 1613 1614 if (ptr[col] == NUL || (i == 0 1615 && (has_mbyte ? this_class != 2 : !vim_iswordc(ptr[col])))) 1616 { 1617 // didn't find an identifier or text 1618 if ((find_type & FIND_NOERROR) == 0) 1619 { 1620 if (find_type & FIND_STRING) 1621 emsg(_("E348: No string under cursor")); 1622 else 1623 emsg(_(e_noident)); 1624 } 1625 return 0; 1626 } 1627 ptr += col; 1628 *text = ptr; 1629 if (textcol != NULL) 1630 *textcol = col; 1631 1632 /* 1633 * 3. Find the end if the identifier/text. 1634 */ 1635 bn = 0; 1636 startcol -= col; 1637 col = 0; 1638 if (has_mbyte) 1639 { 1640 // Search for point of changing multibyte character class. 1641 this_class = mb_get_class(ptr); 1642 while (ptr[col] != NUL 1643 && ((i == 0 ? mb_get_class(ptr + col) == this_class 1644 : mb_get_class(ptr + col) != 0) 1645 || ((find_type & FIND_EVAL) 1646 && col <= (int)startcol 1647 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1648 )) 1649 col += (*mb_ptr2len)(ptr + col); 1650 } 1651 else 1652 while ((i == 0 ? vim_iswordc(ptr[col]) 1653 : (ptr[col] != NUL && !VIM_ISWHITE(ptr[col]))) 1654 || ((find_type & FIND_EVAL) 1655 && col <= (int)startcol 1656 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1657 ) 1658 ++col; 1659 1660 return col; 1661 } 1662 1663 /* 1664 * Prepare for redo of a normal command. 1665 */ 1666 static void 1667 prep_redo_cmd(cmdarg_T *cap) 1668 { 1669 prep_redo(cap->oap->regname, cap->count0, 1670 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 1671 } 1672 1673 /* 1674 * Prepare for redo of any command. 1675 * Note that only the last argument can be a multi-byte char. 1676 */ 1677 void 1678 prep_redo( 1679 int regname, 1680 long num, 1681 int cmd1, 1682 int cmd2, 1683 int cmd3, 1684 int cmd4, 1685 int cmd5) 1686 { 1687 ResetRedobuff(); 1688 if (regname != 0) // yank from specified buffer 1689 { 1690 AppendCharToRedobuff('"'); 1691 AppendCharToRedobuff(regname); 1692 } 1693 if (num) 1694 AppendNumberToRedobuff(num); 1695 1696 if (cmd1 != NUL) 1697 AppendCharToRedobuff(cmd1); 1698 if (cmd2 != NUL) 1699 AppendCharToRedobuff(cmd2); 1700 if (cmd3 != NUL) 1701 AppendCharToRedobuff(cmd3); 1702 if (cmd4 != NUL) 1703 AppendCharToRedobuff(cmd4); 1704 if (cmd5 != NUL) 1705 AppendCharToRedobuff(cmd5); 1706 } 1707 1708 /* 1709 * check for operator active and clear it 1710 * 1711 * return TRUE if operator was active 1712 */ 1713 static int 1714 checkclearop(oparg_T *oap) 1715 { 1716 if (oap->op_type == OP_NOP) 1717 return FALSE; 1718 clearopbeep(oap); 1719 return TRUE; 1720 } 1721 1722 /* 1723 * Check for operator or Visual active. Clear active operator. 1724 * 1725 * Return TRUE if operator or Visual was active. 1726 */ 1727 static int 1728 checkclearopq(oparg_T *oap) 1729 { 1730 if (oap->op_type == OP_NOP && !VIsual_active) 1731 return FALSE; 1732 clearopbeep(oap); 1733 return TRUE; 1734 } 1735 1736 void 1737 clearop(oparg_T *oap) 1738 { 1739 oap->op_type = OP_NOP; 1740 oap->regname = 0; 1741 oap->motion_force = NUL; 1742 oap->use_reg_one = FALSE; 1743 } 1744 1745 void 1746 clearopbeep(oparg_T *oap) 1747 { 1748 clearop(oap); 1749 beep_flush(); 1750 } 1751 1752 /* 1753 * Remove the shift modifier from a special key. 1754 */ 1755 static void 1756 unshift_special(cmdarg_T *cap) 1757 { 1758 switch (cap->cmdchar) 1759 { 1760 case K_S_RIGHT: cap->cmdchar = K_RIGHT; break; 1761 case K_S_LEFT: cap->cmdchar = K_LEFT; break; 1762 case K_S_UP: cap->cmdchar = K_UP; break; 1763 case K_S_DOWN: cap->cmdchar = K_DOWN; break; 1764 case K_S_HOME: cap->cmdchar = K_HOME; break; 1765 case K_S_END: cap->cmdchar = K_END; break; 1766 } 1767 cap->cmdchar = simplify_key(cap->cmdchar, &mod_mask); 1768 } 1769 1770 /* 1771 * If the mode is currently displayed clear the command line or update the 1772 * command displayed. 1773 */ 1774 void 1775 may_clear_cmdline(void) 1776 { 1777 if (mode_displayed) 1778 clear_cmdline = TRUE; // unshow visual mode later 1779 #ifdef FEAT_CMDL_INFO 1780 else 1781 clear_showcmd(); 1782 #endif 1783 } 1784 1785 #if defined(FEAT_CMDL_INFO) || defined(PROTO) 1786 /* 1787 * Routines for displaying a partly typed command 1788 */ 1789 1790 #define SHOWCMD_BUFLEN SHOWCMD_COLS + 1 + 30 1791 static char_u showcmd_buf[SHOWCMD_BUFLEN]; 1792 static char_u old_showcmd_buf[SHOWCMD_BUFLEN]; // For push_showcmd() 1793 static int showcmd_is_clear = TRUE; 1794 static int showcmd_visual = FALSE; 1795 1796 static void display_showcmd(void); 1797 1798 void 1799 clear_showcmd(void) 1800 { 1801 if (!p_sc) 1802 return; 1803 1804 if (VIsual_active && !char_avail()) 1805 { 1806 int cursor_bot = LT_POS(VIsual, curwin->w_cursor); 1807 long lines; 1808 colnr_T leftcol, rightcol; 1809 linenr_T top, bot; 1810 1811 // Show the size of the Visual area. 1812 if (cursor_bot) 1813 { 1814 top = VIsual.lnum; 1815 bot = curwin->w_cursor.lnum; 1816 } 1817 else 1818 { 1819 top = curwin->w_cursor.lnum; 1820 bot = VIsual.lnum; 1821 } 1822 # ifdef FEAT_FOLDING 1823 // Include closed folds as a whole. 1824 (void)hasFolding(top, &top, NULL); 1825 (void)hasFolding(bot, NULL, &bot); 1826 # endif 1827 lines = bot - top + 1; 1828 1829 if (VIsual_mode == Ctrl_V) 1830 { 1831 # ifdef FEAT_LINEBREAK 1832 char_u *saved_sbr = p_sbr; 1833 char_u *saved_w_sbr = curwin->w_p_sbr; 1834 1835 // Make 'sbr' empty for a moment to get the correct size. 1836 p_sbr = empty_option; 1837 curwin->w_p_sbr = empty_option; 1838 # endif 1839 getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol); 1840 # ifdef FEAT_LINEBREAK 1841 p_sbr = saved_sbr; 1842 curwin->w_p_sbr = saved_w_sbr; 1843 # endif 1844 sprintf((char *)showcmd_buf, "%ldx%ld", lines, 1845 (long)(rightcol - leftcol + 1)); 1846 } 1847 else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum) 1848 sprintf((char *)showcmd_buf, "%ld", lines); 1849 else 1850 { 1851 char_u *s, *e; 1852 int l; 1853 int bytes = 0; 1854 int chars = 0; 1855 1856 if (cursor_bot) 1857 { 1858 s = ml_get_pos(&VIsual); 1859 e = ml_get_cursor(); 1860 } 1861 else 1862 { 1863 s = ml_get_cursor(); 1864 e = ml_get_pos(&VIsual); 1865 } 1866 while ((*p_sel != 'e') ? s <= e : s < e) 1867 { 1868 l = (*mb_ptr2len)(s); 1869 if (l == 0) 1870 { 1871 ++bytes; 1872 ++chars; 1873 break; // end of line 1874 } 1875 bytes += l; 1876 ++chars; 1877 s += l; 1878 } 1879 if (bytes == chars) 1880 sprintf((char *)showcmd_buf, "%d", chars); 1881 else 1882 sprintf((char *)showcmd_buf, "%d-%d", chars, bytes); 1883 } 1884 showcmd_buf[SHOWCMD_COLS] = NUL; // truncate 1885 showcmd_visual = TRUE; 1886 } 1887 else 1888 { 1889 showcmd_buf[0] = NUL; 1890 showcmd_visual = FALSE; 1891 1892 // Don't actually display something if there is nothing to clear. 1893 if (showcmd_is_clear) 1894 return; 1895 } 1896 1897 display_showcmd(); 1898 } 1899 1900 /* 1901 * Add 'c' to string of shown command chars. 1902 * Return TRUE if output has been written (and setcursor() has been called). 1903 */ 1904 int 1905 add_to_showcmd(int c) 1906 { 1907 char_u *p; 1908 int old_len; 1909 int extra_len; 1910 int overflow; 1911 int i; 1912 static int ignore[] = 1913 { 1914 #ifdef FEAT_GUI 1915 K_VER_SCROLLBAR, K_HOR_SCROLLBAR, 1916 K_LEFTMOUSE_NM, K_LEFTRELEASE_NM, 1917 #endif 1918 K_IGNORE, K_PS, 1919 K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE, K_MOUSEMOVE, 1920 K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE, 1921 K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE, 1922 K_MOUSEDOWN, K_MOUSEUP, K_MOUSELEFT, K_MOUSERIGHT, 1923 K_X1MOUSE, K_X1DRAG, K_X1RELEASE, K_X2MOUSE, K_X2DRAG, K_X2RELEASE, 1924 K_CURSORHOLD, 1925 0 1926 }; 1927 1928 if (!p_sc || msg_silent != 0) 1929 return FALSE; 1930 1931 if (showcmd_visual) 1932 { 1933 showcmd_buf[0] = NUL; 1934 showcmd_visual = FALSE; 1935 } 1936 1937 // Ignore keys that are scrollbar updates and mouse clicks 1938 if (IS_SPECIAL(c)) 1939 for (i = 0; ignore[i] != 0; ++i) 1940 if (ignore[i] == c) 1941 return FALSE; 1942 1943 p = transchar(c); 1944 if (*p == ' ') 1945 STRCPY(p, "<20>"); 1946 old_len = (int)STRLEN(showcmd_buf); 1947 extra_len = (int)STRLEN(p); 1948 overflow = old_len + extra_len - SHOWCMD_COLS; 1949 if (overflow > 0) 1950 mch_memmove(showcmd_buf, showcmd_buf + overflow, 1951 old_len - overflow + 1); 1952 STRCAT(showcmd_buf, p); 1953 1954 if (char_avail()) 1955 return FALSE; 1956 1957 display_showcmd(); 1958 1959 return TRUE; 1960 } 1961 1962 void 1963 add_to_showcmd_c(int c) 1964 { 1965 if (!add_to_showcmd(c)) 1966 setcursor(); 1967 } 1968 1969 /* 1970 * Delete 'len' characters from the end of the shown command. 1971 */ 1972 static void 1973 del_from_showcmd(int len) 1974 { 1975 int old_len; 1976 1977 if (!p_sc) 1978 return; 1979 1980 old_len = (int)STRLEN(showcmd_buf); 1981 if (len > old_len) 1982 len = old_len; 1983 showcmd_buf[old_len - len] = NUL; 1984 1985 if (!char_avail()) 1986 display_showcmd(); 1987 } 1988 1989 /* 1990 * push_showcmd() and pop_showcmd() are used when waiting for the user to type 1991 * something and there is a partial mapping. 1992 */ 1993 void 1994 push_showcmd(void) 1995 { 1996 if (p_sc) 1997 STRCPY(old_showcmd_buf, showcmd_buf); 1998 } 1999 2000 void 2001 pop_showcmd(void) 2002 { 2003 if (!p_sc) 2004 return; 2005 2006 STRCPY(showcmd_buf, old_showcmd_buf); 2007 2008 display_showcmd(); 2009 } 2010 2011 static void 2012 display_showcmd(void) 2013 { 2014 int len; 2015 2016 cursor_off(); 2017 2018 len = (int)STRLEN(showcmd_buf); 2019 if (len == 0) 2020 showcmd_is_clear = TRUE; 2021 else 2022 { 2023 screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0); 2024 showcmd_is_clear = FALSE; 2025 } 2026 2027 /* 2028 * clear the rest of an old message by outputting up to SHOWCMD_COLS 2029 * spaces 2030 */ 2031 screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0); 2032 2033 setcursor(); // put cursor back where it belongs 2034 } 2035 #endif 2036 2037 /* 2038 * When "check" is FALSE, prepare for commands that scroll the window. 2039 * When "check" is TRUE, take care of scroll-binding after the window has 2040 * scrolled. Called from normal_cmd() and edit(). 2041 */ 2042 void 2043 do_check_scrollbind(int check) 2044 { 2045 static win_T *old_curwin = NULL; 2046 static linenr_T old_topline = 0; 2047 #ifdef FEAT_DIFF 2048 static int old_topfill = 0; 2049 #endif 2050 static buf_T *old_buf = NULL; 2051 static colnr_T old_leftcol = 0; 2052 2053 if (check && curwin->w_p_scb) 2054 { 2055 // If a ":syncbind" command was just used, don't scroll, only reset 2056 // the values. 2057 if (did_syncbind) 2058 did_syncbind = FALSE; 2059 else if (curwin == old_curwin) 2060 { 2061 /* 2062 * Synchronize other windows, as necessary according to 2063 * 'scrollbind'. Don't do this after an ":edit" command, except 2064 * when 'diff' is set. 2065 */ 2066 if ((curwin->w_buffer == old_buf 2067 #ifdef FEAT_DIFF 2068 || curwin->w_p_diff 2069 #endif 2070 ) 2071 && (curwin->w_topline != old_topline 2072 #ifdef FEAT_DIFF 2073 || curwin->w_topfill != old_topfill 2074 #endif 2075 || curwin->w_leftcol != old_leftcol)) 2076 { 2077 check_scrollbind(curwin->w_topline - old_topline, 2078 (long)(curwin->w_leftcol - old_leftcol)); 2079 } 2080 } 2081 else if (vim_strchr(p_sbo, 'j')) // jump flag set in 'scrollopt' 2082 { 2083 /* 2084 * When switching between windows, make sure that the relative 2085 * vertical offset is valid for the new window. The relative 2086 * offset is invalid whenever another 'scrollbind' window has 2087 * scrolled to a point that would force the current window to 2088 * scroll past the beginning or end of its buffer. When the 2089 * resync is performed, some of the other 'scrollbind' windows may 2090 * need to jump so that the current window's relative position is 2091 * visible on-screen. 2092 */ 2093 check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L); 2094 } 2095 curwin->w_scbind_pos = curwin->w_topline; 2096 } 2097 2098 old_curwin = curwin; 2099 old_topline = curwin->w_topline; 2100 #ifdef FEAT_DIFF 2101 old_topfill = curwin->w_topfill; 2102 #endif 2103 old_buf = curwin->w_buffer; 2104 old_leftcol = curwin->w_leftcol; 2105 } 2106 2107 /* 2108 * Synchronize any windows that have "scrollbind" set, based on the 2109 * number of rows by which the current window has changed 2110 * (1998-11-02 16:21:01 R. Edward Ralston <[email protected]>) 2111 */ 2112 void 2113 check_scrollbind(linenr_T topline_diff, long leftcol_diff) 2114 { 2115 int want_ver; 2116 int want_hor; 2117 win_T *old_curwin = curwin; 2118 buf_T *old_curbuf = curbuf; 2119 int old_VIsual_select = VIsual_select; 2120 int old_VIsual_active = VIsual_active; 2121 colnr_T tgt_leftcol = curwin->w_leftcol; 2122 long topline; 2123 long y; 2124 2125 /* 2126 * check 'scrollopt' string for vertical and horizontal scroll options 2127 */ 2128 want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0); 2129 #ifdef FEAT_DIFF 2130 want_ver |= old_curwin->w_p_diff; 2131 #endif 2132 want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0)); 2133 2134 /* 2135 * loop through the scrollbound windows and scroll accordingly 2136 */ 2137 VIsual_select = VIsual_active = 0; 2138 FOR_ALL_WINDOWS(curwin) 2139 { 2140 curbuf = curwin->w_buffer; 2141 // skip original window and windows with 'noscrollbind' 2142 if (curwin != old_curwin && curwin->w_p_scb) 2143 { 2144 /* 2145 * do the vertical scroll 2146 */ 2147 if (want_ver) 2148 { 2149 #ifdef FEAT_DIFF 2150 if (old_curwin->w_p_diff && curwin->w_p_diff) 2151 { 2152 diff_set_topline(old_curwin, curwin); 2153 } 2154 else 2155 #endif 2156 { 2157 curwin->w_scbind_pos += topline_diff; 2158 topline = curwin->w_scbind_pos; 2159 if (topline > curbuf->b_ml.ml_line_count) 2160 topline = curbuf->b_ml.ml_line_count; 2161 if (topline < 1) 2162 topline = 1; 2163 2164 y = topline - curwin->w_topline; 2165 if (y > 0) 2166 scrollup(y, FALSE); 2167 else 2168 scrolldown(-y, FALSE); 2169 } 2170 2171 redraw_later(VALID); 2172 cursor_correct(); 2173 curwin->w_redr_status = TRUE; 2174 } 2175 2176 /* 2177 * do the horizontal scroll 2178 */ 2179 if (want_hor && curwin->w_leftcol != tgt_leftcol) 2180 { 2181 curwin->w_leftcol = tgt_leftcol; 2182 leftcol_changed(); 2183 } 2184 } 2185 } 2186 2187 /* 2188 * reset current-window 2189 */ 2190 VIsual_select = old_VIsual_select; 2191 VIsual_active = old_VIsual_active; 2192 curwin = old_curwin; 2193 curbuf = old_curbuf; 2194 } 2195 2196 /* 2197 * Command character that's ignored. 2198 * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use 2199 * xon/xoff. 2200 */ 2201 static void 2202 nv_ignore(cmdarg_T *cap) 2203 { 2204 cap->retval |= CA_COMMAND_BUSY; // don't call edit() now 2205 } 2206 2207 /* 2208 * Command character that doesn't do anything, but unlike nv_ignore() does 2209 * start edit(). Used for "startinsert" executed while starting up. 2210 */ 2211 static void 2212 nv_nop(cmdarg_T *cap UNUSED) 2213 { 2214 } 2215 2216 /* 2217 * Command character doesn't exist. 2218 */ 2219 static void 2220 nv_error(cmdarg_T *cap) 2221 { 2222 clearopbeep(cap->oap); 2223 } 2224 2225 /* 2226 * <Help> and <F1> commands. 2227 */ 2228 static void 2229 nv_help(cmdarg_T *cap) 2230 { 2231 if (!checkclearopq(cap->oap)) 2232 ex_help(NULL); 2233 } 2234 2235 /* 2236 * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor. 2237 */ 2238 static void 2239 nv_addsub(cmdarg_T *cap) 2240 { 2241 #ifdef FEAT_JOB_CHANNEL 2242 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 2243 clearopbeep(cap->oap); 2244 else 2245 #endif 2246 if (!VIsual_active && cap->oap->op_type == OP_NOP) 2247 { 2248 prep_redo_cmd(cap); 2249 cap->oap->op_type = cap->cmdchar == Ctrl_A ? OP_NR_ADD : OP_NR_SUB; 2250 op_addsub(cap->oap, cap->count1, cap->arg); 2251 cap->oap->op_type = OP_NOP; 2252 } 2253 else if (VIsual_active) 2254 nv_operator(cap); 2255 else 2256 clearop(cap->oap); 2257 } 2258 2259 /* 2260 * CTRL-F, CTRL-B, etc: Scroll page up or down. 2261 */ 2262 static void 2263 nv_page(cmdarg_T *cap) 2264 { 2265 if (!checkclearop(cap->oap)) 2266 { 2267 if (mod_mask & MOD_MASK_CTRL) 2268 { 2269 // <C-PageUp>: tab page back; <C-PageDown>: tab page forward 2270 if (cap->arg == BACKWARD) 2271 goto_tabpage(-(int)cap->count1); 2272 else 2273 goto_tabpage((int)cap->count0); 2274 } 2275 else 2276 (void)onepage(cap->arg, cap->count1); 2277 } 2278 } 2279 2280 /* 2281 * Implementation of "gd" and "gD" command. 2282 */ 2283 static void 2284 nv_gd( 2285 oparg_T *oap, 2286 int nchar, 2287 int thisblock) // 1 for "1gd" and "1gD" 2288 { 2289 int len; 2290 char_u *ptr; 2291 2292 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0 2293 || find_decl(ptr, len, nchar == 'd', thisblock, SEARCH_START) 2294 == FAIL) 2295 clearopbeep(oap); 2296 #ifdef FEAT_FOLDING 2297 else if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP) 2298 foldOpenCursor(); 2299 #endif 2300 } 2301 2302 /* 2303 * Return TRUE if line[offset] is not inside a C-style comment or string, FALSE 2304 * otherwise. 2305 */ 2306 static int 2307 is_ident(char_u *line, int offset) 2308 { 2309 int i; 2310 int incomment = FALSE; 2311 int instring = 0; 2312 int prev = 0; 2313 2314 for (i = 0; i < offset && line[i] != NUL; i++) 2315 { 2316 if (instring != 0) 2317 { 2318 if (prev != '\\' && line[i] == instring) 2319 instring = 0; 2320 } 2321 else if ((line[i] == '"' || line[i] == '\'') && !incomment) 2322 { 2323 instring = line[i]; 2324 } 2325 else 2326 { 2327 if (incomment) 2328 { 2329 if (prev == '*' && line[i] == '/') 2330 incomment = FALSE; 2331 } 2332 else if (prev == '/' && line[i] == '*') 2333 { 2334 incomment = TRUE; 2335 } 2336 else if (prev == '/' && line[i] == '/') 2337 { 2338 return FALSE; 2339 } 2340 } 2341 2342 prev = line[i]; 2343 } 2344 2345 return incomment == FALSE && instring == 0; 2346 } 2347 2348 /* 2349 * Search for variable declaration of "ptr[len]". 2350 * When "locally" is TRUE in the current function ("gd"), otherwise in the 2351 * current file ("gD"). 2352 * When "thisblock" is TRUE check the {} block scope. 2353 * Return FAIL when not found. 2354 */ 2355 int 2356 find_decl( 2357 char_u *ptr, 2358 int len, 2359 int locally, 2360 int thisblock, 2361 int flags_arg) // flags passed to searchit() 2362 { 2363 char_u *pat; 2364 pos_T old_pos; 2365 pos_T par_pos; 2366 pos_T found_pos; 2367 int t; 2368 int save_p_ws; 2369 int save_p_scs; 2370 int retval = OK; 2371 int incll; 2372 int searchflags = flags_arg; 2373 int valid; 2374 2375 if ((pat = alloc(len + 7)) == NULL) 2376 return FAIL; 2377 2378 // Put "\V" before the pattern to avoid that the special meaning of "." 2379 // and "~" causes trouble. 2380 sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s", 2381 len, ptr); 2382 old_pos = curwin->w_cursor; 2383 save_p_ws = p_ws; 2384 save_p_scs = p_scs; 2385 p_ws = FALSE; // don't wrap around end of file now 2386 p_scs = FALSE; // don't switch ignorecase off now 2387 2388 /* 2389 * With "gD" go to line 1. 2390 * With "gd" Search back for the start of the current function, then go 2391 * back until a blank line. If this fails go to line 1. 2392 */ 2393 if (!locally || !findpar(&incll, BACKWARD, 1L, '{', FALSE)) 2394 { 2395 setpcmark(); // Set in findpar() otherwise 2396 curwin->w_cursor.lnum = 1; 2397 par_pos = curwin->w_cursor; 2398 } 2399 else 2400 { 2401 par_pos = curwin->w_cursor; 2402 while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL) 2403 --curwin->w_cursor.lnum; 2404 } 2405 curwin->w_cursor.col = 0; 2406 2407 // Search forward for the identifier, ignore comment lines. 2408 CLEAR_POS(&found_pos); 2409 for (;;) 2410 { 2411 t = searchit(curwin, curbuf, &curwin->w_cursor, NULL, FORWARD, 2412 pat, 1L, searchflags, RE_LAST, NULL); 2413 if (curwin->w_cursor.lnum >= old_pos.lnum) 2414 t = FAIL; // match after start is failure too 2415 2416 if (thisblock && t != FAIL) 2417 { 2418 pos_T *pos; 2419 2420 // Check that the block the match is in doesn't end before the 2421 // position where we started the search from. 2422 if ((pos = findmatchlimit(NULL, '}', FM_FORWARD, 2423 (int)(old_pos.lnum - curwin->w_cursor.lnum + 1))) != NULL 2424 && pos->lnum < old_pos.lnum) 2425 { 2426 // There can't be a useful match before the end of this block. 2427 // Skip to the end. 2428 curwin->w_cursor = *pos; 2429 continue; 2430 } 2431 } 2432 2433 if (t == FAIL) 2434 { 2435 // If we previously found a valid position, use it. 2436 if (found_pos.lnum != 0) 2437 { 2438 curwin->w_cursor = found_pos; 2439 t = OK; 2440 } 2441 break; 2442 } 2443 if (get_leader_len(ml_get_curline(), NULL, FALSE, TRUE) > 0) 2444 { 2445 // Ignore this line, continue at start of next line. 2446 ++curwin->w_cursor.lnum; 2447 curwin->w_cursor.col = 0; 2448 continue; 2449 } 2450 valid = is_ident(ml_get_curline(), curwin->w_cursor.col); 2451 2452 // If the current position is not a valid identifier and a previous 2453 // match is present, favor that one instead. 2454 if (!valid && found_pos.lnum != 0) 2455 { 2456 curwin->w_cursor = found_pos; 2457 break; 2458 } 2459 2460 // Global search: use first valid match found 2461 if (valid && !locally) 2462 break; 2463 if (valid && curwin->w_cursor.lnum >= par_pos.lnum) 2464 { 2465 // If we previously found a valid position, use it. 2466 if (found_pos.lnum != 0) 2467 curwin->w_cursor = found_pos; 2468 break; 2469 } 2470 2471 // For finding a local variable and the match is before the "{" or 2472 // inside a comment, continue searching. For K&R style function 2473 // declarations this skips the function header without types. 2474 if (!valid) 2475 CLEAR_POS(&found_pos); 2476 else 2477 found_pos = curwin->w_cursor; 2478 // Remove SEARCH_START from flags to avoid getting stuck at one 2479 // position. 2480 searchflags &= ~SEARCH_START; 2481 } 2482 2483 if (t == FAIL) 2484 { 2485 retval = FAIL; 2486 curwin->w_cursor = old_pos; 2487 } 2488 else 2489 { 2490 curwin->w_set_curswant = TRUE; 2491 // "n" searches forward now 2492 reset_search_dir(); 2493 } 2494 2495 vim_free(pat); 2496 p_ws = save_p_ws; 2497 p_scs = save_p_scs; 2498 2499 return retval; 2500 } 2501 2502 /* 2503 * Move 'dist' lines in direction 'dir', counting lines by *screen* 2504 * lines rather than lines in the file. 2505 * 'dist' must be positive. 2506 * 2507 * Return OK if able to move cursor, FAIL otherwise. 2508 */ 2509 static int 2510 nv_screengo(oparg_T *oap, int dir, long dist) 2511 { 2512 int linelen = linetabsize(ml_get_curline()); 2513 int retval = OK; 2514 int atend = FALSE; 2515 int n; 2516 int col_off1; // margin offset for first screen line 2517 int col_off2; // margin offset for wrapped screen line 2518 int width1; // text width for first screen line 2519 int width2; // test width for wrapped screen line 2520 2521 oap->motion_type = MCHAR; 2522 oap->inclusive = (curwin->w_curswant == MAXCOL); 2523 2524 col_off1 = curwin_col_off(); 2525 col_off2 = col_off1 - curwin_col_off2(); 2526 width1 = curwin->w_width - col_off1; 2527 width2 = curwin->w_width - col_off2; 2528 if (width2 == 0) 2529 width2 = 1; // avoid divide by zero 2530 2531 if (curwin->w_width != 0) 2532 { 2533 /* 2534 * Instead of sticking at the last character of the buffer line we 2535 * try to stick in the last column of the screen. 2536 */ 2537 if (curwin->w_curswant == MAXCOL) 2538 { 2539 atend = TRUE; 2540 validate_virtcol(); 2541 if (width1 <= 0) 2542 curwin->w_curswant = 0; 2543 else 2544 { 2545 curwin->w_curswant = width1 - 1; 2546 if (curwin->w_virtcol > curwin->w_curswant) 2547 curwin->w_curswant += ((curwin->w_virtcol 2548 - curwin->w_curswant - 1) / width2 + 1) * width2; 2549 } 2550 } 2551 else 2552 { 2553 if (linelen > width1) 2554 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2555 else 2556 n = width1; 2557 if (curwin->w_curswant >= (colnr_T)n) 2558 curwin->w_curswant = n - 1; 2559 } 2560 2561 while (dist--) 2562 { 2563 if (dir == BACKWARD) 2564 { 2565 if ((long)curwin->w_curswant >= width1) 2566 // Move back within the line. This can give a negative value 2567 // for w_curswant if width1 < width2 (with cpoptions+=n), 2568 // which will get clipped to column 0. 2569 curwin->w_curswant -= width2; 2570 else 2571 { 2572 // to previous line 2573 if (curwin->w_cursor.lnum == 1) 2574 { 2575 retval = FAIL; 2576 break; 2577 } 2578 --curwin->w_cursor.lnum; 2579 #ifdef FEAT_FOLDING 2580 // Move to the start of a closed fold. Don't do that when 2581 // 'foldopen' contains "all": it will open in a moment. 2582 if (!(fdo_flags & FDO_ALL)) 2583 (void)hasFolding(curwin->w_cursor.lnum, 2584 &curwin->w_cursor.lnum, NULL); 2585 #endif 2586 linelen = linetabsize(ml_get_curline()); 2587 if (linelen > width1) 2588 curwin->w_curswant += (((linelen - width1 - 1) / width2) 2589 + 1) * width2; 2590 } 2591 } 2592 else // dir == FORWARD 2593 { 2594 if (linelen > width1) 2595 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2596 else 2597 n = width1; 2598 if (curwin->w_curswant + width2 < (colnr_T)n) 2599 // move forward within line 2600 curwin->w_curswant += width2; 2601 else 2602 { 2603 // to next line 2604 #ifdef FEAT_FOLDING 2605 // Move to the end of a closed fold. 2606 (void)hasFolding(curwin->w_cursor.lnum, NULL, 2607 &curwin->w_cursor.lnum); 2608 #endif 2609 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 2610 { 2611 retval = FAIL; 2612 break; 2613 } 2614 curwin->w_cursor.lnum++; 2615 curwin->w_curswant %= width2; 2616 // Check if the cursor has moved below the number display 2617 // when width1 < width2 (with cpoptions+=n). Subtract width2 2618 // to get a negative value for w_curswant, which will get 2619 // clipped to column 0. 2620 if (curwin->w_curswant >= width1) 2621 curwin->w_curswant -= width2; 2622 linelen = linetabsize(ml_get_curline()); 2623 } 2624 } 2625 } 2626 } 2627 2628 if (virtual_active() && atend) 2629 coladvance(MAXCOL); 2630 else 2631 coladvance(curwin->w_curswant); 2632 2633 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 2634 { 2635 colnr_T virtcol; 2636 2637 /* 2638 * Check for landing on a character that got split at the end of the 2639 * last line. We want to advance a screenline, not end up in the same 2640 * screenline or move two screenlines. 2641 */ 2642 validate_virtcol(); 2643 virtcol = curwin->w_virtcol; 2644 #if defined(FEAT_LINEBREAK) 2645 if (virtcol > (colnr_T)width1 && *get_showbreak_value(curwin) != NUL) 2646 virtcol -= vim_strsize(get_showbreak_value(curwin)); 2647 #endif 2648 2649 if (virtcol > curwin->w_curswant 2650 && (curwin->w_curswant < (colnr_T)width1 2651 ? (curwin->w_curswant > (colnr_T)width1 / 2) 2652 : ((curwin->w_curswant - width1) % width2 2653 > (colnr_T)width2 / 2))) 2654 --curwin->w_cursor.col; 2655 } 2656 2657 if (atend) 2658 curwin->w_curswant = MAXCOL; // stick in the last column 2659 2660 return retval; 2661 } 2662 2663 /* 2664 * Handle CTRL-E and CTRL-Y commands: scroll a line up or down. 2665 * cap->arg must be TRUE for CTRL-E. 2666 */ 2667 void 2668 nv_scroll_line(cmdarg_T *cap) 2669 { 2670 if (!checkclearop(cap->oap)) 2671 scroll_redraw(cap->arg, cap->count1); 2672 } 2673 2674 /* 2675 * Scroll "count" lines up or down, and redraw. 2676 */ 2677 void 2678 scroll_redraw(int up, long count) 2679 { 2680 linenr_T prev_topline = curwin->w_topline; 2681 #ifdef FEAT_DIFF 2682 int prev_topfill = curwin->w_topfill; 2683 #endif 2684 linenr_T prev_lnum = curwin->w_cursor.lnum; 2685 2686 if (up) 2687 scrollup(count, TRUE); 2688 else 2689 scrolldown(count, TRUE); 2690 if (get_scrolloff_value()) 2691 { 2692 // Adjust the cursor position for 'scrolloff'. Mark w_topline as 2693 // valid, otherwise the screen jumps back at the end of the file. 2694 cursor_correct(); 2695 check_cursor_moved(curwin); 2696 curwin->w_valid |= VALID_TOPLINE; 2697 2698 // If moved back to where we were, at least move the cursor, otherwise 2699 // we get stuck at one position. Don't move the cursor up if the 2700 // first line of the buffer is already on the screen 2701 while (curwin->w_topline == prev_topline 2702 #ifdef FEAT_DIFF 2703 && curwin->w_topfill == prev_topfill 2704 #endif 2705 ) 2706 { 2707 if (up) 2708 { 2709 if (curwin->w_cursor.lnum > prev_lnum 2710 || cursor_down(1L, FALSE) == FAIL) 2711 break; 2712 } 2713 else 2714 { 2715 if (curwin->w_cursor.lnum < prev_lnum 2716 || prev_topline == 1L 2717 || cursor_up(1L, FALSE) == FAIL) 2718 break; 2719 } 2720 // Mark w_topline as valid, otherwise the screen jumps back at the 2721 // end of the file. 2722 check_cursor_moved(curwin); 2723 curwin->w_valid |= VALID_TOPLINE; 2724 } 2725 } 2726 if (curwin->w_cursor.lnum != prev_lnum) 2727 coladvance(curwin->w_curswant); 2728 redraw_later(VALID); 2729 } 2730 2731 /* 2732 * Commands that start with "z". 2733 */ 2734 static void 2735 nv_zet(cmdarg_T *cap) 2736 { 2737 long n; 2738 colnr_T col; 2739 int nchar = cap->nchar; 2740 #ifdef FEAT_FOLDING 2741 long old_fdl = curwin->w_p_fdl; 2742 int old_fen = curwin->w_p_fen; 2743 #endif 2744 #ifdef FEAT_SPELL 2745 int undo = FALSE; 2746 #endif 2747 long siso = get_sidescrolloff_value(); 2748 2749 if (VIM_ISDIGIT(nchar)) 2750 { 2751 /* 2752 * "z123{nchar}": edit the count before obtaining {nchar} 2753 */ 2754 if (checkclearop(cap->oap)) 2755 return; 2756 n = nchar - '0'; 2757 for (;;) 2758 { 2759 #ifdef USE_ON_FLY_SCROLL 2760 dont_scroll = TRUE; // disallow scrolling here 2761 #endif 2762 ++no_mapping; 2763 ++allow_keys; // no mapping for nchar, but allow key codes 2764 nchar = plain_vgetc(); 2765 LANGMAP_ADJUST(nchar, TRUE); 2766 --no_mapping; 2767 --allow_keys; 2768 #ifdef FEAT_CMDL_INFO 2769 (void)add_to_showcmd(nchar); 2770 #endif 2771 if (nchar == K_DEL || nchar == K_KDEL) 2772 n /= 10; 2773 else if (VIM_ISDIGIT(nchar)) 2774 n = n * 10 + (nchar - '0'); 2775 else if (nchar == CAR) 2776 { 2777 #ifdef FEAT_GUI 2778 need_mouse_correct = TRUE; 2779 #endif 2780 win_setheight((int)n); 2781 break; 2782 } 2783 else if (nchar == 'l' 2784 || nchar == 'h' 2785 || nchar == K_LEFT 2786 || nchar == K_RIGHT) 2787 { 2788 cap->count1 = n ? n * cap->count1 : cap->count1; 2789 goto dozet; 2790 } 2791 else 2792 { 2793 clearopbeep(cap->oap); 2794 break; 2795 } 2796 } 2797 cap->oap->op_type = OP_NOP; 2798 return; 2799 } 2800 2801 dozet: 2802 if ( 2803 #ifdef FEAT_FOLDING 2804 // "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc" 2805 // and "zC" only in Visual mode. "zj" and "zk" are motion 2806 // commands. 2807 cap->nchar != 'f' && cap->nchar != 'F' 2808 && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar)) 2809 && cap->nchar != 'j' && cap->nchar != 'k' 2810 && 2811 #endif 2812 checkclearop(cap->oap)) 2813 return; 2814 2815 /* 2816 * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb": 2817 * If line number given, set cursor. 2818 */ 2819 if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL) 2820 && cap->count0 2821 && cap->count0 != curwin->w_cursor.lnum) 2822 { 2823 setpcmark(); 2824 if (cap->count0 > curbuf->b_ml.ml_line_count) 2825 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2826 else 2827 curwin->w_cursor.lnum = cap->count0; 2828 check_cursor_col(); 2829 } 2830 2831 switch (nchar) 2832 { 2833 // "z+", "z<CR>" and "zt": put cursor at top of screen 2834 case '+': 2835 if (cap->count0 == 0) 2836 { 2837 // No count given: put cursor at the line below screen 2838 validate_botline(); // make sure w_botline is valid 2839 if (curwin->w_botline > curbuf->b_ml.ml_line_count) 2840 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2841 else 2842 curwin->w_cursor.lnum = curwin->w_botline; 2843 } 2844 // FALLTHROUGH 2845 case NL: 2846 case CAR: 2847 case K_KENTER: 2848 beginline(BL_WHITE | BL_FIX); 2849 // FALLTHROUGH 2850 2851 case 't': scroll_cursor_top(0, TRUE); 2852 redraw_later(VALID); 2853 set_fraction(curwin); 2854 break; 2855 2856 // "z." and "zz": put cursor in middle of screen 2857 case '.': beginline(BL_WHITE | BL_FIX); 2858 // FALLTHROUGH 2859 2860 case 'z': scroll_cursor_halfway(TRUE); 2861 redraw_later(VALID); 2862 set_fraction(curwin); 2863 break; 2864 2865 // "z^", "z-" and "zb": put cursor at bottom of screen 2866 case '^': // Strange Vi behavior: <count>z^ finds line at top of window 2867 // when <count> is at bottom of window, and puts that one at 2868 // bottom of window. 2869 if (cap->count0 != 0) 2870 { 2871 scroll_cursor_bot(0, TRUE); 2872 curwin->w_cursor.lnum = curwin->w_topline; 2873 } 2874 else if (curwin->w_topline == 1) 2875 curwin->w_cursor.lnum = 1; 2876 else 2877 curwin->w_cursor.lnum = curwin->w_topline - 1; 2878 // FALLTHROUGH 2879 case '-': 2880 beginline(BL_WHITE | BL_FIX); 2881 // FALLTHROUGH 2882 2883 case 'b': scroll_cursor_bot(0, TRUE); 2884 redraw_later(VALID); 2885 set_fraction(curwin); 2886 break; 2887 2888 // "zH" - scroll screen right half-page 2889 case 'H': 2890 cap->count1 *= curwin->w_width / 2; 2891 // FALLTHROUGH 2892 2893 // "zh" - scroll screen to the right 2894 case 'h': 2895 case K_LEFT: 2896 if (!curwin->w_p_wrap) 2897 { 2898 if ((colnr_T)cap->count1 > curwin->w_leftcol) 2899 curwin->w_leftcol = 0; 2900 else 2901 curwin->w_leftcol -= (colnr_T)cap->count1; 2902 leftcol_changed(); 2903 } 2904 break; 2905 2906 // "zL" - scroll screen left half-page 2907 case 'L': cap->count1 *= curwin->w_width / 2; 2908 // FALLTHROUGH 2909 2910 // "zl" - scroll screen to the left 2911 case 'l': 2912 case K_RIGHT: 2913 if (!curwin->w_p_wrap) 2914 { 2915 // scroll the window left 2916 curwin->w_leftcol += (colnr_T)cap->count1; 2917 leftcol_changed(); 2918 } 2919 break; 2920 2921 // "zs" - scroll screen, cursor at the start 2922 case 's': if (!curwin->w_p_wrap) 2923 { 2924 #ifdef FEAT_FOLDING 2925 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2926 col = 0; // like the cursor is in col 0 2927 else 2928 #endif 2929 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL); 2930 if ((long)col > siso) 2931 col -= siso; 2932 else 2933 col = 0; 2934 if (curwin->w_leftcol != col) 2935 { 2936 curwin->w_leftcol = col; 2937 redraw_later(NOT_VALID); 2938 } 2939 } 2940 break; 2941 2942 // "ze" - scroll screen, cursor at the end 2943 case 'e': if (!curwin->w_p_wrap) 2944 { 2945 #ifdef FEAT_FOLDING 2946 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2947 col = 0; // like the cursor is in col 0 2948 else 2949 #endif 2950 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col); 2951 n = curwin->w_width - curwin_col_off(); 2952 if ((long)col + siso < n) 2953 col = 0; 2954 else 2955 col = col + siso - n + 1; 2956 if (curwin->w_leftcol != col) 2957 { 2958 curwin->w_leftcol = col; 2959 redraw_later(NOT_VALID); 2960 } 2961 } 2962 break; 2963 2964 #ifdef FEAT_FOLDING 2965 // "zF": create fold command 2966 // "zf": create fold operator 2967 case 'F': 2968 case 'f': if (foldManualAllowed(TRUE)) 2969 { 2970 cap->nchar = 'f'; 2971 nv_operator(cap); 2972 curwin->w_p_fen = TRUE; 2973 2974 // "zF" is like "zfzf" 2975 if (nchar == 'F' && cap->oap->op_type == OP_FOLD) 2976 { 2977 nv_operator(cap); 2978 finish_op = TRUE; 2979 } 2980 } 2981 else 2982 clearopbeep(cap->oap); 2983 break; 2984 2985 // "zd": delete fold at cursor 2986 // "zD": delete fold at cursor recursively 2987 case 'd': 2988 case 'D': if (foldManualAllowed(FALSE)) 2989 { 2990 if (VIsual_active) 2991 nv_operator(cap); 2992 else 2993 deleteFold(curwin->w_cursor.lnum, 2994 curwin->w_cursor.lnum, nchar == 'D', FALSE); 2995 } 2996 break; 2997 2998 // "zE": erase all folds 2999 case 'E': if (foldmethodIsManual(curwin)) 3000 { 3001 clearFolding(curwin); 3002 changed_window_setting(); 3003 } 3004 else if (foldmethodIsMarker(curwin)) 3005 deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count, 3006 TRUE, FALSE); 3007 else 3008 emsg(_("E352: Cannot erase folds with current 'foldmethod'")); 3009 break; 3010 3011 // "zn": fold none: reset 'foldenable' 3012 case 'n': curwin->w_p_fen = FALSE; 3013 break; 3014 3015 // "zN": fold Normal: set 'foldenable' 3016 case 'N': curwin->w_p_fen = TRUE; 3017 break; 3018 3019 // "zi": invert folding: toggle 'foldenable' 3020 case 'i': curwin->w_p_fen = !curwin->w_p_fen; 3021 break; 3022 3023 // "za": open closed fold or close open fold at cursor 3024 case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 3025 openFold(curwin->w_cursor.lnum, cap->count1); 3026 else 3027 { 3028 closeFold(curwin->w_cursor.lnum, cap->count1); 3029 curwin->w_p_fen = TRUE; 3030 } 3031 break; 3032 3033 // "zA": open fold at cursor recursively 3034 case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 3035 openFoldRecurse(curwin->w_cursor.lnum); 3036 else 3037 { 3038 closeFoldRecurse(curwin->w_cursor.lnum); 3039 curwin->w_p_fen = TRUE; 3040 } 3041 break; 3042 3043 // "zo": open fold at cursor or Visual area 3044 case 'o': if (VIsual_active) 3045 nv_operator(cap); 3046 else 3047 openFold(curwin->w_cursor.lnum, cap->count1); 3048 break; 3049 3050 // "zO": open fold recursively 3051 case 'O': if (VIsual_active) 3052 nv_operator(cap); 3053 else 3054 openFoldRecurse(curwin->w_cursor.lnum); 3055 break; 3056 3057 // "zc": close fold at cursor or Visual area 3058 case 'c': if (VIsual_active) 3059 nv_operator(cap); 3060 else 3061 closeFold(curwin->w_cursor.lnum, cap->count1); 3062 curwin->w_p_fen = TRUE; 3063 break; 3064 3065 // "zC": close fold recursively 3066 case 'C': if (VIsual_active) 3067 nv_operator(cap); 3068 else 3069 closeFoldRecurse(curwin->w_cursor.lnum); 3070 curwin->w_p_fen = TRUE; 3071 break; 3072 3073 // "zv": open folds at the cursor 3074 case 'v': foldOpenCursor(); 3075 break; 3076 3077 // "zx": re-apply 'foldlevel' and open folds at the cursor 3078 case 'x': curwin->w_p_fen = TRUE; 3079 curwin->w_foldinvalid = TRUE; // recompute folds 3080 newFoldLevel(); // update right now 3081 foldOpenCursor(); 3082 break; 3083 3084 // "zX": undo manual opens/closes, re-apply 'foldlevel' 3085 case 'X': curwin->w_p_fen = TRUE; 3086 curwin->w_foldinvalid = TRUE; // recompute folds 3087 old_fdl = -1; // force an update 3088 break; 3089 3090 // "zm": fold more 3091 case 'm': if (curwin->w_p_fdl > 0) 3092 { 3093 curwin->w_p_fdl -= cap->count1; 3094 if (curwin->w_p_fdl < 0) 3095 curwin->w_p_fdl = 0; 3096 } 3097 old_fdl = -1; // force an update 3098 curwin->w_p_fen = TRUE; 3099 break; 3100 3101 // "zM": close all folds 3102 case 'M': curwin->w_p_fdl = 0; 3103 old_fdl = -1; // force an update 3104 curwin->w_p_fen = TRUE; 3105 break; 3106 3107 // "zr": reduce folding 3108 case 'r': curwin->w_p_fdl += cap->count1; 3109 { 3110 int d = getDeepestNesting(); 3111 3112 if (curwin->w_p_fdl >= d) 3113 curwin->w_p_fdl = d; 3114 } 3115 break; 3116 3117 // "zR": open all folds 3118 case 'R': curwin->w_p_fdl = getDeepestNesting(); 3119 old_fdl = -1; // force an update 3120 break; 3121 3122 case 'j': // "zj" move to next fold downwards 3123 case 'k': // "zk" move to next fold upwards 3124 if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD, 3125 cap->count1) == FAIL) 3126 clearopbeep(cap->oap); 3127 break; 3128 3129 #endif // FEAT_FOLDING 3130 3131 #ifdef FEAT_SPELL 3132 case 'u': // "zug" and "zuw": undo "zg" and "zw" 3133 ++no_mapping; 3134 ++allow_keys; // no mapping for nchar, but allow key codes 3135 nchar = plain_vgetc(); 3136 LANGMAP_ADJUST(nchar, TRUE); 3137 --no_mapping; 3138 --allow_keys; 3139 #ifdef FEAT_CMDL_INFO 3140 (void)add_to_showcmd(nchar); 3141 #endif 3142 if (vim_strchr((char_u *)"gGwW", nchar) == NULL) 3143 { 3144 clearopbeep(cap->oap); 3145 break; 3146 } 3147 undo = TRUE; 3148 // FALLTHROUGH 3149 3150 case 'g': // "zg": add good word to word list 3151 case 'w': // "zw": add wrong word to word list 3152 case 'G': // "zG": add good word to temp word list 3153 case 'W': // "zW": add wrong word to temp word list 3154 { 3155 char_u *ptr = NULL; 3156 int len; 3157 3158 if (checkclearop(cap->oap)) 3159 break; 3160 if (VIsual_active && get_visual_text(cap, &ptr, &len) 3161 == FAIL) 3162 return; 3163 if (ptr == NULL) 3164 { 3165 pos_T pos = curwin->w_cursor; 3166 3167 // Find bad word under the cursor. When 'spell' is 3168 // off this fails and find_ident_under_cursor() is 3169 // used below. 3170 emsg_off++; 3171 len = spell_move_to(curwin, FORWARD, TRUE, TRUE, NULL); 3172 emsg_off--; 3173 if (len != 0 && curwin->w_cursor.col <= pos.col) 3174 ptr = ml_get_pos(&curwin->w_cursor); 3175 curwin->w_cursor = pos; 3176 } 3177 3178 if (ptr == NULL && (len = find_ident_under_cursor(&ptr, 3179 FIND_IDENT)) == 0) 3180 return; 3181 spell_add_word(ptr, len, nchar == 'w' || nchar == 'W' 3182 ? SPELL_ADD_BAD : SPELL_ADD_GOOD, 3183 (nchar == 'G' || nchar == 'W') 3184 ? 0 : (int)cap->count1, 3185 undo); 3186 } 3187 break; 3188 3189 case '=': // "z=": suggestions for a badly spelled word 3190 if (!checkclearop(cap->oap)) 3191 spell_suggest((int)cap->count0); 3192 break; 3193 #endif 3194 3195 default: clearopbeep(cap->oap); 3196 } 3197 3198 #ifdef FEAT_FOLDING 3199 // Redraw when 'foldenable' changed 3200 if (old_fen != curwin->w_p_fen) 3201 { 3202 # ifdef FEAT_DIFF 3203 win_T *wp; 3204 3205 if (foldmethodIsDiff(curwin) && curwin->w_p_scb) 3206 { 3207 // Adjust 'foldenable' in diff-synced windows. 3208 FOR_ALL_WINDOWS(wp) 3209 { 3210 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb) 3211 { 3212 wp->w_p_fen = curwin->w_p_fen; 3213 changed_window_setting_win(wp); 3214 } 3215 } 3216 } 3217 # endif 3218 changed_window_setting(); 3219 } 3220 3221 // Redraw when 'foldlevel' changed. 3222 if (old_fdl != curwin->w_p_fdl) 3223 newFoldLevel(); 3224 #endif 3225 } 3226 3227 #ifdef FEAT_GUI 3228 /* 3229 * Vertical scrollbar movement. 3230 */ 3231 static void 3232 nv_ver_scrollbar(cmdarg_T *cap) 3233 { 3234 if (cap->oap->op_type != OP_NOP) 3235 clearopbeep(cap->oap); 3236 3237 // Even if an operator was pending, we still want to scroll 3238 gui_do_scroll(); 3239 } 3240 3241 /* 3242 * Horizontal scrollbar movement. 3243 */ 3244 static void 3245 nv_hor_scrollbar(cmdarg_T *cap) 3246 { 3247 if (cap->oap->op_type != OP_NOP) 3248 clearopbeep(cap->oap); 3249 3250 // Even if an operator was pending, we still want to scroll 3251 gui_do_horiz_scroll(scrollbar_value, FALSE); 3252 } 3253 #endif 3254 3255 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3256 /* 3257 * Click in GUI tab. 3258 */ 3259 static void 3260 nv_tabline(cmdarg_T *cap) 3261 { 3262 if (cap->oap->op_type != OP_NOP) 3263 clearopbeep(cap->oap); 3264 3265 // Even if an operator was pending, we still want to jump tabs. 3266 goto_tabpage(current_tab); 3267 } 3268 3269 /* 3270 * Selected item in tab line menu. 3271 */ 3272 static void 3273 nv_tabmenu(cmdarg_T *cap) 3274 { 3275 if (cap->oap->op_type != OP_NOP) 3276 clearopbeep(cap->oap); 3277 3278 // Even if an operator was pending, we still want to jump tabs. 3279 handle_tabmenu(); 3280 } 3281 3282 /* 3283 * Handle selecting an item of the GUI tab line menu. 3284 * Used in Normal and Insert mode. 3285 */ 3286 void 3287 handle_tabmenu(void) 3288 { 3289 switch (current_tabmenu) 3290 { 3291 case TABLINE_MENU_CLOSE: 3292 if (current_tab == 0) 3293 do_cmdline_cmd((char_u *)"tabclose"); 3294 else 3295 { 3296 vim_snprintf((char *)IObuff, IOSIZE, "tabclose %d", 3297 current_tab); 3298 do_cmdline_cmd(IObuff); 3299 } 3300 break; 3301 3302 case TABLINE_MENU_NEW: 3303 if (current_tab == 0) 3304 do_cmdline_cmd((char_u *)"$tabnew"); 3305 else 3306 { 3307 vim_snprintf((char *)IObuff, IOSIZE, "%dtabnew", 3308 current_tab - 1); 3309 do_cmdline_cmd(IObuff); 3310 } 3311 break; 3312 3313 case TABLINE_MENU_OPEN: 3314 if (current_tab == 0) 3315 do_cmdline_cmd((char_u *)"browse $tabnew"); 3316 else 3317 { 3318 vim_snprintf((char *)IObuff, IOSIZE, "browse %dtabnew", 3319 current_tab - 1); 3320 do_cmdline_cmd(IObuff); 3321 } 3322 break; 3323 } 3324 } 3325 #endif 3326 3327 /* 3328 * "Q" command. 3329 */ 3330 static void 3331 nv_exmode(cmdarg_T *cap) 3332 { 3333 /* 3334 * Ignore 'Q' in Visual mode, just give a beep. 3335 */ 3336 if (VIsual_active) 3337 vim_beep(BO_EX); 3338 else if (!checkclearop(cap->oap)) 3339 do_exmode(FALSE); 3340 } 3341 3342 /* 3343 * Handle a ":" command. 3344 */ 3345 static void 3346 nv_colon(cmdarg_T *cap) 3347 { 3348 int old_p_im; 3349 int cmd_result; 3350 int is_cmdkey = cap->cmdchar == K_COMMAND; 3351 3352 if (VIsual_active && !is_cmdkey) 3353 nv_operator(cap); 3354 else 3355 { 3356 if (cap->oap->op_type != OP_NOP) 3357 { 3358 // Using ":" as a movement is characterwise exclusive. 3359 cap->oap->motion_type = MCHAR; 3360 cap->oap->inclusive = FALSE; 3361 } 3362 else if (cap->count0 && !is_cmdkey) 3363 { 3364 // translate "count:" into ":.,.+(count - 1)" 3365 stuffcharReadbuff('.'); 3366 if (cap->count0 > 1) 3367 { 3368 stuffReadbuff((char_u *)",.+"); 3369 stuffnumReadbuff((long)cap->count0 - 1L); 3370 } 3371 } 3372 3373 // When typing, don't type below an old message 3374 if (KeyTyped) 3375 compute_cmdrow(); 3376 3377 old_p_im = p_im; 3378 3379 // get a command line and execute it 3380 cmd_result = do_cmdline(NULL, is_cmdkey ? getcmdkeycmd : getexline, NULL, 3381 cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0); 3382 3383 // If 'insertmode' changed, enter or exit Insert mode 3384 if (p_im != old_p_im) 3385 { 3386 if (p_im) 3387 restart_edit = 'i'; 3388 else 3389 restart_edit = 0; 3390 } 3391 3392 if (cmd_result == FAIL) 3393 // The Ex command failed, do not execute the operator. 3394 clearop(cap->oap); 3395 else if (cap->oap->op_type != OP_NOP 3396 && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count 3397 || cap->oap->start.col > 3398 (colnr_T)STRLEN(ml_get(cap->oap->start.lnum)) 3399 || did_emsg 3400 )) 3401 // The start of the operator has become invalid by the Ex command. 3402 clearopbeep(cap->oap); 3403 } 3404 } 3405 3406 /* 3407 * Handle CTRL-G command. 3408 */ 3409 static void 3410 nv_ctrlg(cmdarg_T *cap) 3411 { 3412 if (VIsual_active) // toggle Selection/Visual mode 3413 { 3414 VIsual_select = !VIsual_select; 3415 showmode(); 3416 } 3417 else if (!checkclearop(cap->oap)) 3418 // print full name if count given or :cd used 3419 fileinfo((int)cap->count0, FALSE, TRUE); 3420 } 3421 3422 /* 3423 * Handle CTRL-H <Backspace> command. 3424 */ 3425 static void 3426 nv_ctrlh(cmdarg_T *cap) 3427 { 3428 if (VIsual_active && VIsual_select) 3429 { 3430 cap->cmdchar = 'x'; // BS key behaves like 'x' in Select mode 3431 v_visop(cap); 3432 } 3433 else 3434 nv_left(cap); 3435 } 3436 3437 /* 3438 * CTRL-L: clear screen and redraw. 3439 */ 3440 static void 3441 nv_clear(cmdarg_T *cap) 3442 { 3443 if (!checkclearop(cap->oap)) 3444 { 3445 #ifdef FEAT_SYN_HL 3446 // Clear all syntax states to force resyncing. 3447 syn_stack_free_all(curwin->w_s); 3448 # ifdef FEAT_RELTIME 3449 { 3450 win_T *wp; 3451 3452 FOR_ALL_WINDOWS(wp) 3453 wp->w_s->b_syn_slow = FALSE; 3454 } 3455 # endif 3456 #endif 3457 redraw_later(CLEAR); 3458 #if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL)) 3459 # ifdef VIMDLL 3460 if (!gui.in_use) 3461 # endif 3462 resize_console_buf(); 3463 #endif 3464 } 3465 } 3466 3467 /* 3468 * CTRL-O: In Select mode: switch to Visual mode for one command. 3469 * Otherwise: Go to older pcmark. 3470 */ 3471 static void 3472 nv_ctrlo(cmdarg_T *cap) 3473 { 3474 if (VIsual_active && VIsual_select) 3475 { 3476 VIsual_select = FALSE; 3477 showmode(); 3478 restart_VIsual_select = 2; // restart Select mode later 3479 } 3480 else 3481 { 3482 cap->count1 = -cap->count1; 3483 nv_pcmark(cap); 3484 } 3485 } 3486 3487 /* 3488 * CTRL-^ command, short for ":e #". Works even when the alternate buffer is 3489 * not named. 3490 */ 3491 static void 3492 nv_hat(cmdarg_T *cap) 3493 { 3494 if (!checkclearopq(cap->oap)) 3495 (void)buflist_getfile((int)cap->count0, (linenr_T)0, 3496 GETF_SETMARK|GETF_ALT, FALSE); 3497 } 3498 3499 /* 3500 * "Z" commands. 3501 */ 3502 static void 3503 nv_Zet(cmdarg_T *cap) 3504 { 3505 if (!checkclearopq(cap->oap)) 3506 { 3507 switch (cap->nchar) 3508 { 3509 // "ZZ": equivalent to ":x". 3510 case 'Z': do_cmdline_cmd((char_u *)"x"); 3511 break; 3512 3513 // "ZQ": equivalent to ":q!" (Elvis compatible). 3514 case 'Q': do_cmdline_cmd((char_u *)"q!"); 3515 break; 3516 3517 default: clearopbeep(cap->oap); 3518 } 3519 } 3520 } 3521 3522 /* 3523 * Call nv_ident() as if "c1" was used, with "c2" as next character. 3524 */ 3525 void 3526 do_nv_ident(int c1, int c2) 3527 { 3528 oparg_T oa; 3529 cmdarg_T ca; 3530 3531 clear_oparg(&oa); 3532 CLEAR_FIELD(ca); 3533 ca.oap = &oa; 3534 ca.cmdchar = c1; 3535 ca.nchar = c2; 3536 nv_ident(&ca); 3537 } 3538 3539 /* 3540 * Handle the commands that use the word under the cursor. 3541 * [g] CTRL-] :ta to current identifier 3542 * [g] 'K' run program for current identifier 3543 * [g] '*' / to current identifier or string 3544 * [g] '#' ? to current identifier or string 3545 * g ']' :tselect for current identifier 3546 */ 3547 static void 3548 nv_ident(cmdarg_T *cap) 3549 { 3550 char_u *ptr = NULL; 3551 char_u *buf; 3552 unsigned buflen; 3553 char_u *newbuf; 3554 char_u *p; 3555 char_u *kp; // value of 'keywordprg' 3556 int kp_help; // 'keywordprg' is ":he" 3557 int kp_ex; // 'keywordprg' starts with ":" 3558 int n = 0; // init for GCC 3559 int cmdchar; 3560 int g_cmd; // "g" command 3561 int tag_cmd = FALSE; 3562 char_u *aux_ptr; 3563 int isman; 3564 int isman_s; 3565 3566 if (cap->cmdchar == 'g') // "g*", "g#", "g]" and "gCTRL-]" 3567 { 3568 cmdchar = cap->nchar; 3569 g_cmd = TRUE; 3570 } 3571 else 3572 { 3573 cmdchar = cap->cmdchar; 3574 g_cmd = FALSE; 3575 } 3576 3577 if (cmdchar == POUND) // the pound sign, '#' for English keyboards 3578 cmdchar = '#'; 3579 3580 /* 3581 * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode. 3582 */ 3583 if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K') 3584 { 3585 if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL) 3586 return; 3587 if (checkclearopq(cap->oap)) 3588 return; 3589 } 3590 3591 if (ptr == NULL && (n = find_ident_under_cursor(&ptr, 3592 (cmdchar == '*' || cmdchar == '#') 3593 ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0) 3594 { 3595 clearop(cap->oap); 3596 return; 3597 } 3598 3599 // Allocate buffer to put the command in. Inserting backslashes can 3600 // double the length of the word. p_kp / curbuf->b_p_kp could be added 3601 // and some numbers. 3602 kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp); 3603 kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0 3604 || STRCMP(kp, ":help") == 0); 3605 if (kp_help && *skipwhite(ptr) == NUL) 3606 { 3607 emsg(_(e_noident)); // found white space only 3608 return; 3609 } 3610 kp_ex = (*kp == ':'); 3611 buflen = (unsigned)(n * 2 + 30 + STRLEN(kp)); 3612 buf = alloc(buflen); 3613 if (buf == NULL) 3614 return; 3615 buf[0] = NUL; 3616 3617 switch (cmdchar) 3618 { 3619 case '*': 3620 case '#': 3621 /* 3622 * Put cursor at start of word, makes search skip the word 3623 * under the cursor. 3624 * Call setpcmark() first, so "*``" puts the cursor back where 3625 * it was. 3626 */ 3627 setpcmark(); 3628 curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline()); 3629 3630 if (!g_cmd && vim_iswordp(ptr)) 3631 STRCPY(buf, "\\<"); 3632 no_smartcase = TRUE; // don't use 'smartcase' now 3633 break; 3634 3635 case 'K': 3636 if (kp_help) 3637 STRCPY(buf, "he! "); 3638 else if (kp_ex) 3639 { 3640 if (cap->count0 != 0) 3641 vim_snprintf((char *)buf, buflen, "%s %ld", 3642 kp, cap->count0); 3643 else 3644 STRCPY(buf, kp); 3645 STRCAT(buf, " "); 3646 } 3647 else 3648 { 3649 // An external command will probably use an argument starting 3650 // with "-" as an option. To avoid trouble we skip the "-". 3651 while (*ptr == '-' && n > 0) 3652 { 3653 ++ptr; 3654 --n; 3655 } 3656 if (n == 0) 3657 { 3658 emsg(_(e_noident)); // found dashes only 3659 vim_free(buf); 3660 return; 3661 } 3662 3663 // When a count is given, turn it into a range. Is this 3664 // really what we want? 3665 isman = (STRCMP(kp, "man") == 0); 3666 isman_s = (STRCMP(kp, "man -s") == 0); 3667 if (cap->count0 != 0 && !(isman || isman_s)) 3668 sprintf((char *)buf, ".,.+%ld", cap->count0 - 1); 3669 3670 STRCAT(buf, "! "); 3671 if (cap->count0 == 0 && isman_s) 3672 STRCAT(buf, "man"); 3673 else 3674 STRCAT(buf, kp); 3675 STRCAT(buf, " "); 3676 if (cap->count0 != 0 && (isman || isman_s)) 3677 { 3678 sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0); 3679 STRCAT(buf, " "); 3680 } 3681 } 3682 break; 3683 3684 case ']': 3685 tag_cmd = TRUE; 3686 #ifdef FEAT_CSCOPE 3687 if (p_cst) 3688 STRCPY(buf, "cstag "); 3689 else 3690 #endif 3691 STRCPY(buf, "ts "); 3692 break; 3693 3694 default: 3695 tag_cmd = TRUE; 3696 if (curbuf->b_help) 3697 STRCPY(buf, "he! "); 3698 else 3699 { 3700 if (g_cmd) 3701 STRCPY(buf, "tj "); 3702 else if (cap->count0 == 0) 3703 STRCPY(buf, "ta "); 3704 else 3705 sprintf((char *)buf, ":%ldta ", cap->count0); 3706 } 3707 } 3708 3709 /* 3710 * Now grab the chars in the identifier 3711 */ 3712 if (cmdchar == 'K' && !kp_help) 3713 { 3714 ptr = vim_strnsave(ptr, n); 3715 if (kp_ex) 3716 // Escape the argument properly for an Ex command 3717 p = vim_strsave_fnameescape(ptr, FALSE); 3718 else 3719 // Escape the argument properly for a shell command 3720 p = vim_strsave_shellescape(ptr, TRUE, TRUE); 3721 vim_free(ptr); 3722 if (p == NULL) 3723 { 3724 vim_free(buf); 3725 return; 3726 } 3727 newbuf = vim_realloc(buf, STRLEN(buf) + STRLEN(p) + 1); 3728 if (newbuf == NULL) 3729 { 3730 vim_free(buf); 3731 vim_free(p); 3732 return; 3733 } 3734 buf = newbuf; 3735 STRCAT(buf, p); 3736 vim_free(p); 3737 } 3738 else 3739 { 3740 if (cmdchar == '*') 3741 aux_ptr = (char_u *)(magic_isset() ? "/.*~[^$\\" : "/^$\\"); 3742 else if (cmdchar == '#') 3743 aux_ptr = (char_u *)(magic_isset() ? "/?.*~[^$\\" : "/?^$\\"); 3744 else if (tag_cmd) 3745 { 3746 if (curbuf->b_help) 3747 // ":help" handles unescaped argument 3748 aux_ptr = (char_u *)""; 3749 else 3750 aux_ptr = (char_u *)"\\|\"\n["; 3751 } 3752 else 3753 aux_ptr = (char_u *)"\\|\"\n*?["; 3754 3755 p = buf + STRLEN(buf); 3756 while (n-- > 0) 3757 { 3758 // put a backslash before \ and some others 3759 if (vim_strchr(aux_ptr, *ptr) != NULL) 3760 *p++ = '\\'; 3761 // When current byte is a part of multibyte character, copy all 3762 // bytes of that character. 3763 if (has_mbyte) 3764 { 3765 int i; 3766 int len = (*mb_ptr2len)(ptr) - 1; 3767 3768 for (i = 0; i < len && n >= 1; ++i, --n) 3769 *p++ = *ptr++; 3770 } 3771 *p++ = *ptr++; 3772 } 3773 *p = NUL; 3774 } 3775 3776 /* 3777 * Execute the command. 3778 */ 3779 if (cmdchar == '*' || cmdchar == '#') 3780 { 3781 if (!g_cmd && (has_mbyte 3782 ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) 3783 : vim_iswordc(ptr[-1]))) 3784 STRCAT(buf, "\\>"); 3785 3786 // put pattern in search history 3787 init_history(); 3788 add_to_history(HIST_SEARCH, buf, TRUE, NUL); 3789 3790 (void)normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0, NULL); 3791 } 3792 else 3793 { 3794 g_tag_at_cursor = TRUE; 3795 do_cmdline_cmd(buf); 3796 g_tag_at_cursor = FALSE; 3797 } 3798 3799 vim_free(buf); 3800 } 3801 3802 /* 3803 * Get visually selected text, within one line only. 3804 * Returns FAIL if more than one line selected. 3805 */ 3806 int 3807 get_visual_text( 3808 cmdarg_T *cap, 3809 char_u **pp, // return: start of selected text 3810 int *lenp) // return: length of selected text 3811 { 3812 if (VIsual_mode != 'V') 3813 unadjust_for_sel(); 3814 if (VIsual.lnum != curwin->w_cursor.lnum) 3815 { 3816 if (cap != NULL) 3817 clearopbeep(cap->oap); 3818 return FAIL; 3819 } 3820 if (VIsual_mode == 'V') 3821 { 3822 *pp = ml_get_curline(); 3823 *lenp = (int)STRLEN(*pp); 3824 } 3825 else 3826 { 3827 if (LT_POS(curwin->w_cursor, VIsual)) 3828 { 3829 *pp = ml_get_pos(&curwin->w_cursor); 3830 *lenp = VIsual.col - curwin->w_cursor.col + 1; 3831 } 3832 else 3833 { 3834 *pp = ml_get_pos(&VIsual); 3835 *lenp = curwin->w_cursor.col - VIsual.col + 1; 3836 } 3837 if (has_mbyte) 3838 // Correct the length to include the whole last character. 3839 *lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1; 3840 } 3841 reset_VIsual_and_resel(); 3842 return OK; 3843 } 3844 3845 /* 3846 * CTRL-T: backwards in tag stack 3847 */ 3848 static void 3849 nv_tagpop(cmdarg_T *cap) 3850 { 3851 if (!checkclearopq(cap->oap)) 3852 do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE); 3853 } 3854 3855 /* 3856 * Handle scrolling command 'H', 'L' and 'M'. 3857 */ 3858 static void 3859 nv_scroll(cmdarg_T *cap) 3860 { 3861 int used = 0; 3862 long n; 3863 #ifdef FEAT_FOLDING 3864 linenr_T lnum; 3865 #endif 3866 int half; 3867 3868 cap->oap->motion_type = MLINE; 3869 setpcmark(); 3870 3871 if (cap->cmdchar == 'L') 3872 { 3873 validate_botline(); // make sure curwin->w_botline is valid 3874 curwin->w_cursor.lnum = curwin->w_botline - 1; 3875 if (cap->count1 - 1 >= curwin->w_cursor.lnum) 3876 curwin->w_cursor.lnum = 1; 3877 else 3878 { 3879 #ifdef FEAT_FOLDING 3880 if (hasAnyFolding(curwin)) 3881 { 3882 // Count a fold for one screen line. 3883 for (n = cap->count1 - 1; n > 0 3884 && curwin->w_cursor.lnum > curwin->w_topline; --n) 3885 { 3886 (void)hasFolding(curwin->w_cursor.lnum, 3887 &curwin->w_cursor.lnum, NULL); 3888 --curwin->w_cursor.lnum; 3889 } 3890 } 3891 else 3892 #endif 3893 curwin->w_cursor.lnum -= cap->count1 - 1; 3894 } 3895 } 3896 else 3897 { 3898 if (cap->cmdchar == 'M') 3899 { 3900 #ifdef FEAT_DIFF 3901 // Don't count filler lines above the window. 3902 used -= diff_check_fill(curwin, curwin->w_topline) 3903 - curwin->w_topfill; 3904 #endif 3905 validate_botline(); // make sure w_empty_rows is valid 3906 half = (curwin->w_height - curwin->w_empty_rows + 1) / 2; 3907 for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n) 3908 { 3909 #ifdef FEAT_DIFF 3910 // Count half he number of filler lines to be "below this 3911 // line" and half to be "above the next line". 3912 if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline 3913 + n) / 2 >= half) 3914 { 3915 --n; 3916 break; 3917 } 3918 #endif 3919 used += plines(curwin->w_topline + n); 3920 if (used >= half) 3921 break; 3922 #ifdef FEAT_FOLDING 3923 if (hasFolding(curwin->w_topline + n, NULL, &lnum)) 3924 n = lnum - curwin->w_topline; 3925 #endif 3926 } 3927 if (n > 0 && used > curwin->w_height) 3928 --n; 3929 } 3930 else // (cap->cmdchar == 'H') 3931 { 3932 n = cap->count1 - 1; 3933 #ifdef FEAT_FOLDING 3934 if (hasAnyFolding(curwin)) 3935 { 3936 // Count a fold for one screen line. 3937 lnum = curwin->w_topline; 3938 while (n-- > 0 && lnum < curwin->w_botline - 1) 3939 { 3940 (void)hasFolding(lnum, NULL, &lnum); 3941 ++lnum; 3942 } 3943 n = lnum - curwin->w_topline; 3944 } 3945 #endif 3946 } 3947 curwin->w_cursor.lnum = curwin->w_topline + n; 3948 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 3949 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 3950 } 3951 3952 // Correct for 'so', except when an operator is pending. 3953 if (cap->oap->op_type == OP_NOP) 3954 cursor_correct(); 3955 beginline(BL_SOL | BL_FIX); 3956 } 3957 3958 /* 3959 * Cursor right commands. 3960 */ 3961 static void 3962 nv_right(cmdarg_T *cap) 3963 { 3964 long n; 3965 int past_line; 3966 3967 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 3968 { 3969 // <C-Right> and <S-Right> move a word or WORD right 3970 if (mod_mask & MOD_MASK_CTRL) 3971 cap->arg = TRUE; 3972 nv_wordcmd(cap); 3973 return; 3974 } 3975 3976 cap->oap->motion_type = MCHAR; 3977 cap->oap->inclusive = FALSE; 3978 past_line = (VIsual_active && *p_sel != 'o'); 3979 3980 /* 3981 * In virtual edit mode, there's no such thing as "past_line", as lines 3982 * are (theoretically) infinitely long. 3983 */ 3984 if (virtual_active()) 3985 past_line = 0; 3986 3987 for (n = cap->count1; n > 0; --n) 3988 { 3989 if ((!past_line && oneright() == FAIL) 3990 || (past_line && *ml_get_cursor() == NUL) 3991 ) 3992 { 3993 /* 3994 * <Space> wraps to next line if 'whichwrap' has 's'. 3995 * 'l' wraps to next line if 'whichwrap' has 'l'. 3996 * CURS_RIGHT wraps to next line if 'whichwrap' has '>'. 3997 */ 3998 if ( ((cap->cmdchar == ' ' 3999 && vim_strchr(p_ww, 's') != NULL) 4000 || (cap->cmdchar == 'l' 4001 && vim_strchr(p_ww, 'l') != NULL) 4002 || (cap->cmdchar == K_RIGHT 4003 && vim_strchr(p_ww, '>') != NULL)) 4004 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 4005 { 4006 // When deleting we also count the NL as a character. 4007 // Set cap->oap->inclusive when last char in the line is 4008 // included, move to next line after that 4009 if ( cap->oap->op_type != OP_NOP 4010 && !cap->oap->inclusive 4011 && !LINEEMPTY(curwin->w_cursor.lnum)) 4012 cap->oap->inclusive = TRUE; 4013 else 4014 { 4015 ++curwin->w_cursor.lnum; 4016 curwin->w_cursor.col = 0; 4017 curwin->w_cursor.coladd = 0; 4018 curwin->w_set_curswant = TRUE; 4019 cap->oap->inclusive = FALSE; 4020 } 4021 continue; 4022 } 4023 if (cap->oap->op_type == OP_NOP) 4024 { 4025 // Only beep and flush if not moved at all 4026 if (n == cap->count1) 4027 beep_flush(); 4028 } 4029 else 4030 { 4031 if (!LINEEMPTY(curwin->w_cursor.lnum)) 4032 cap->oap->inclusive = TRUE; 4033 } 4034 break; 4035 } 4036 else if (past_line) 4037 { 4038 curwin->w_set_curswant = TRUE; 4039 if (virtual_active()) 4040 oneright(); 4041 else 4042 { 4043 if (has_mbyte) 4044 curwin->w_cursor.col += (*mb_ptr2len)(ml_get_cursor()); 4045 else 4046 ++curwin->w_cursor.col; 4047 } 4048 } 4049 } 4050 #ifdef FEAT_FOLDING 4051 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4052 && cap->oap->op_type == OP_NOP) 4053 foldOpenCursor(); 4054 #endif 4055 } 4056 4057 /* 4058 * Cursor left commands. 4059 * 4060 * Returns TRUE when operator end should not be adjusted. 4061 */ 4062 static void 4063 nv_left(cmdarg_T *cap) 4064 { 4065 long n; 4066 4067 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 4068 { 4069 // <C-Left> and <S-Left> move a word or WORD left 4070 if (mod_mask & MOD_MASK_CTRL) 4071 cap->arg = 1; 4072 nv_bck_word(cap); 4073 return; 4074 } 4075 4076 cap->oap->motion_type = MCHAR; 4077 cap->oap->inclusive = FALSE; 4078 for (n = cap->count1; n > 0; --n) 4079 { 4080 if (oneleft() == FAIL) 4081 { 4082 // <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'. 4083 // 'h' wraps to previous line if 'whichwrap' has 'h'. 4084 // CURS_LEFT wraps to previous line if 'whichwrap' has '<'. 4085 if ( (((cap->cmdchar == K_BS 4086 || cap->cmdchar == Ctrl_H) 4087 && vim_strchr(p_ww, 'b') != NULL) 4088 || (cap->cmdchar == 'h' 4089 && vim_strchr(p_ww, 'h') != NULL) 4090 || (cap->cmdchar == K_LEFT 4091 && vim_strchr(p_ww, '<') != NULL)) 4092 && curwin->w_cursor.lnum > 1) 4093 { 4094 --(curwin->w_cursor.lnum); 4095 coladvance((colnr_T)MAXCOL); 4096 curwin->w_set_curswant = TRUE; 4097 4098 // When the NL before the first char has to be deleted we 4099 // put the cursor on the NUL after the previous line. 4100 // This is a very special case, be careful! 4101 // Don't adjust op_end now, otherwise it won't work. 4102 if ( (cap->oap->op_type == OP_DELETE 4103 || cap->oap->op_type == OP_CHANGE) 4104 && !LINEEMPTY(curwin->w_cursor.lnum)) 4105 { 4106 char_u *cp = ml_get_cursor(); 4107 4108 if (*cp != NUL) 4109 { 4110 if (has_mbyte) 4111 curwin->w_cursor.col += (*mb_ptr2len)(cp); 4112 else 4113 ++curwin->w_cursor.col; 4114 } 4115 cap->retval |= CA_NO_ADJ_OP_END; 4116 } 4117 continue; 4118 } 4119 // Only beep and flush if not moved at all 4120 else if (cap->oap->op_type == OP_NOP && n == cap->count1) 4121 beep_flush(); 4122 break; 4123 } 4124 } 4125 #ifdef FEAT_FOLDING 4126 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4127 && cap->oap->op_type == OP_NOP) 4128 foldOpenCursor(); 4129 #endif 4130 } 4131 4132 /* 4133 * Cursor up commands. 4134 * cap->arg is TRUE for "-": Move cursor to first non-blank. 4135 */ 4136 static void 4137 nv_up(cmdarg_T *cap) 4138 { 4139 if (mod_mask & MOD_MASK_SHIFT) 4140 { 4141 // <S-Up> is page up 4142 cap->arg = BACKWARD; 4143 nv_page(cap); 4144 } 4145 else 4146 { 4147 cap->oap->motion_type = MLINE; 4148 if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4149 clearopbeep(cap->oap); 4150 else if (cap->arg) 4151 beginline(BL_WHITE | BL_FIX); 4152 } 4153 } 4154 4155 /* 4156 * Cursor down commands. 4157 * cap->arg is TRUE for CR and "+": Move cursor to first non-blank. 4158 */ 4159 static void 4160 nv_down(cmdarg_T *cap) 4161 { 4162 if (mod_mask & MOD_MASK_SHIFT) 4163 { 4164 // <S-Down> is page down 4165 cap->arg = FORWARD; 4166 nv_page(cap); 4167 } 4168 #if defined(FEAT_QUICKFIX) 4169 // Quickfix window only: view the result under the cursor. 4170 else if (bt_quickfix(curbuf) && cap->cmdchar == CAR) 4171 qf_view_result(FALSE); 4172 #endif 4173 else 4174 { 4175 #ifdef FEAT_CMDWIN 4176 // In the cmdline window a <CR> executes the command. 4177 if (cmdwin_type != 0 && cap->cmdchar == CAR) 4178 cmdwin_result = CAR; 4179 else 4180 #endif 4181 #ifdef FEAT_JOB_CHANNEL 4182 // In a prompt buffer a <CR> in the last line invokes the callback. 4183 if (bt_prompt(curbuf) && cap->cmdchar == CAR 4184 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 4185 { 4186 invoke_prompt_callback(); 4187 if (restart_edit == 0) 4188 restart_edit = 'a'; 4189 } 4190 else 4191 #endif 4192 { 4193 cap->oap->motion_type = MLINE; 4194 if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4195 clearopbeep(cap->oap); 4196 else if (cap->arg) 4197 beginline(BL_WHITE | BL_FIX); 4198 } 4199 } 4200 } 4201 4202 #ifdef FEAT_SEARCHPATH 4203 /* 4204 * Grab the file name under the cursor and edit it. 4205 */ 4206 static void 4207 nv_gotofile(cmdarg_T *cap) 4208 { 4209 char_u *ptr; 4210 linenr_T lnum = -1; 4211 4212 if (text_locked()) 4213 { 4214 clearopbeep(cap->oap); 4215 text_locked_msg(); 4216 return; 4217 } 4218 if (curbuf_locked()) 4219 { 4220 clearop(cap->oap); 4221 return; 4222 } 4223 #ifdef FEAT_PROP_POPUP 4224 if (ERROR_IF_TERM_POPUP_WINDOW) 4225 return; 4226 #endif 4227 4228 ptr = grab_file_name(cap->count1, &lnum); 4229 4230 if (ptr != NULL) 4231 { 4232 // do autowrite if necessary 4233 if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !buf_hide(curbuf)) 4234 (void)autowrite(curbuf, FALSE); 4235 setpcmark(); 4236 if (do_ecmd(0, ptr, NULL, NULL, ECMD_LAST, 4237 buf_hide(curbuf) ? ECMD_HIDE : 0, curwin) == OK 4238 && cap->nchar == 'F' && lnum >= 0) 4239 { 4240 curwin->w_cursor.lnum = lnum; 4241 check_cursor_lnum(); 4242 beginline(BL_SOL | BL_FIX); 4243 } 4244 vim_free(ptr); 4245 } 4246 else 4247 clearop(cap->oap); 4248 } 4249 #endif 4250 4251 /* 4252 * <End> command: to end of current line or last line. 4253 */ 4254 static void 4255 nv_end(cmdarg_T *cap) 4256 { 4257 if (cap->arg || (mod_mask & MOD_MASK_CTRL)) // CTRL-END = goto last line 4258 { 4259 cap->arg = TRUE; 4260 nv_goto(cap); 4261 cap->count1 = 1; // to end of current line 4262 } 4263 nv_dollar(cap); 4264 } 4265 4266 /* 4267 * Handle the "$" command. 4268 */ 4269 static void 4270 nv_dollar(cmdarg_T *cap) 4271 { 4272 cap->oap->motion_type = MCHAR; 4273 cap->oap->inclusive = TRUE; 4274 // In virtual mode when off the edge of a line and an operator 4275 // is pending (whew!) keep the cursor where it is. 4276 // Otherwise, send it to the end of the line. 4277 if (!virtual_active() || gchar_cursor() != NUL 4278 || cap->oap->op_type == OP_NOP) 4279 curwin->w_curswant = MAXCOL; // so we stay at the end 4280 if (cursor_down((long)(cap->count1 - 1), 4281 cap->oap->op_type == OP_NOP) == FAIL) 4282 clearopbeep(cap->oap); 4283 #ifdef FEAT_FOLDING 4284 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4285 foldOpenCursor(); 4286 #endif 4287 } 4288 4289 /* 4290 * Implementation of '?' and '/' commands. 4291 * If cap->arg is TRUE don't set PC mark. 4292 */ 4293 static void 4294 nv_search(cmdarg_T *cap) 4295 { 4296 oparg_T *oap = cap->oap; 4297 pos_T save_cursor = curwin->w_cursor; 4298 4299 if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13) 4300 { 4301 // Translate "g??" to "g?g?" 4302 cap->cmdchar = 'g'; 4303 cap->nchar = '?'; 4304 nv_operator(cap); 4305 return; 4306 } 4307 4308 // When using 'incsearch' the cursor may be moved to set a different search 4309 // start position. 4310 cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0, TRUE); 4311 4312 if (cap->searchbuf == NULL) 4313 { 4314 clearop(oap); 4315 return; 4316 } 4317 4318 (void)normal_search(cap, cap->cmdchar, cap->searchbuf, 4319 (cap->arg || !EQUAL_POS(save_cursor, curwin->w_cursor)) 4320 ? 0 : SEARCH_MARK, NULL); 4321 } 4322 4323 /* 4324 * Handle "N" and "n" commands. 4325 * cap->arg is SEARCH_REV for "N", 0 for "n". 4326 */ 4327 static void 4328 nv_next(cmdarg_T *cap) 4329 { 4330 pos_T old = curwin->w_cursor; 4331 int wrapped = FALSE; 4332 int i = normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, &wrapped); 4333 4334 if (i == 1 && !wrapped && EQUAL_POS(old, curwin->w_cursor)) 4335 { 4336 // Avoid getting stuck on the current cursor position, which can 4337 // happen when an offset is given and the cursor is on the last char 4338 // in the buffer: Repeat with count + 1. 4339 cap->count1 += 1; 4340 (void)normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, NULL); 4341 cap->count1 -= 1; 4342 } 4343 } 4344 4345 /* 4346 * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat). 4347 * Uses only cap->count1 and cap->oap from "cap". 4348 * Return 0 for failure, 1 for found, 2 for found and line offset added. 4349 */ 4350 static int 4351 normal_search( 4352 cmdarg_T *cap, 4353 int dir, 4354 char_u *pat, 4355 int opt, // extra flags for do_search() 4356 int *wrapped) 4357 { 4358 int i; 4359 searchit_arg_T sia; 4360 4361 cap->oap->motion_type = MCHAR; 4362 cap->oap->inclusive = FALSE; 4363 cap->oap->use_reg_one = TRUE; 4364 curwin->w_set_curswant = TRUE; 4365 4366 CLEAR_FIELD(sia); 4367 i = do_search(cap->oap, dir, dir, pat, cap->count1, 4368 opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG, &sia); 4369 if (wrapped != NULL) 4370 *wrapped = sia.sa_wrapped; 4371 if (i == 0) 4372 clearop(cap->oap); 4373 else 4374 { 4375 if (i == 2) 4376 cap->oap->motion_type = MLINE; 4377 curwin->w_cursor.coladd = 0; 4378 #ifdef FEAT_FOLDING 4379 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4380 foldOpenCursor(); 4381 #endif 4382 } 4383 4384 // "/$" will put the cursor after the end of the line, may need to 4385 // correct that here 4386 check_cursor(); 4387 return i; 4388 } 4389 4390 /* 4391 * Character search commands. 4392 * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for 4393 * ',' and FALSE for ';'. 4394 * cap->nchar is NUL for ',' and ';' (repeat the search) 4395 */ 4396 static void 4397 nv_csearch(cmdarg_T *cap) 4398 { 4399 int t_cmd; 4400 4401 if (cap->cmdchar == 't' || cap->cmdchar == 'T') 4402 t_cmd = TRUE; 4403 else 4404 t_cmd = FALSE; 4405 4406 cap->oap->motion_type = MCHAR; 4407 if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL) 4408 clearopbeep(cap->oap); 4409 else 4410 { 4411 curwin->w_set_curswant = TRUE; 4412 // Include a Tab for "tx" and for "dfx". 4413 if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD 4414 && (t_cmd || cap->oap->op_type != OP_NOP)) 4415 { 4416 colnr_T scol, ecol; 4417 4418 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol); 4419 curwin->w_cursor.coladd = ecol - scol; 4420 } 4421 else 4422 curwin->w_cursor.coladd = 0; 4423 adjust_for_sel(cap); 4424 #ifdef FEAT_FOLDING 4425 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4426 foldOpenCursor(); 4427 #endif 4428 } 4429 } 4430 4431 /* 4432 * "[" and "]" commands. 4433 * cap->arg is BACKWARD for "[" and FORWARD for "]". 4434 */ 4435 static void 4436 nv_brackets(cmdarg_T *cap) 4437 { 4438 pos_T new_pos = {0, 0, 0}; 4439 pos_T prev_pos; 4440 pos_T *pos = NULL; // init for GCC 4441 pos_T old_pos; // cursor position before command 4442 int flag; 4443 long n; 4444 int findc; 4445 int c; 4446 4447 cap->oap->motion_type = MCHAR; 4448 cap->oap->inclusive = FALSE; 4449 old_pos = curwin->w_cursor; 4450 curwin->w_cursor.coladd = 0; // TODO: don't do this for an error. 4451 4452 #ifdef FEAT_SEARCHPATH 4453 /* 4454 * "[f" or "]f" : Edit file under the cursor (same as "gf") 4455 */ 4456 if (cap->nchar == 'f') 4457 nv_gotofile(cap); 4458 else 4459 #endif 4460 4461 #ifdef FEAT_FIND_ID 4462 /* 4463 * Find the occurrence(s) of the identifier or define under cursor 4464 * in current and included files or jump to the first occurrence. 4465 * 4466 * search list jump 4467 * fwd bwd fwd bwd fwd bwd 4468 * identifier "]i" "[i" "]I" "[I" "]^I" "[^I" 4469 * define "]d" "[d" "]D" "[D" "]^D" "[^D" 4470 */ 4471 if (vim_strchr((char_u *) 4472 # ifdef EBCDIC 4473 "iI\005dD\067", 4474 # else 4475 "iI\011dD\004", 4476 # endif 4477 cap->nchar) != NULL) 4478 { 4479 char_u *ptr; 4480 int len; 4481 4482 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) 4483 clearop(cap->oap); 4484 else 4485 { 4486 find_pattern_in_path(ptr, 0, len, TRUE, 4487 cap->count0 == 0 ? !isupper(cap->nchar) : FALSE, 4488 ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY, 4489 cap->count1, 4490 isupper(cap->nchar) ? ACTION_SHOW_ALL : 4491 islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO, 4492 cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1, 4493 (linenr_T)MAXLNUM); 4494 curwin->w_set_curswant = TRUE; 4495 } 4496 } 4497 else 4498 #endif 4499 4500 /* 4501 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')' 4502 * "[#", "]#": go to start/end of Nth innermost #if..#endif construct. 4503 * "[/", "[*", "]/", "]*": go to Nth comment start/end. 4504 * "[m" or "]m" search for prev/next start of (Java) method. 4505 * "[M" or "]M" search for prev/next end of (Java) method. 4506 */ 4507 if ( (cap->cmdchar == '[' 4508 && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL) 4509 || (cap->cmdchar == ']' 4510 && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL)) 4511 { 4512 if (cap->nchar == '*') 4513 cap->nchar = '/'; 4514 prev_pos.lnum = 0; 4515 if (cap->nchar == 'm' || cap->nchar == 'M') 4516 { 4517 if (cap->cmdchar == '[') 4518 findc = '{'; 4519 else 4520 findc = '}'; 4521 n = 9999; 4522 } 4523 else 4524 { 4525 findc = cap->nchar; 4526 n = cap->count1; 4527 } 4528 for ( ; n > 0; --n) 4529 { 4530 if ((pos = findmatchlimit(cap->oap, findc, 4531 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL) 4532 { 4533 if (new_pos.lnum == 0) // nothing found 4534 { 4535 if (cap->nchar != 'm' && cap->nchar != 'M') 4536 clearopbeep(cap->oap); 4537 } 4538 else 4539 pos = &new_pos; // use last one found 4540 break; 4541 } 4542 prev_pos = new_pos; 4543 curwin->w_cursor = *pos; 4544 new_pos = *pos; 4545 } 4546 curwin->w_cursor = old_pos; 4547 4548 /* 4549 * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only 4550 * brought us to the match for "[m" and "]M" when inside a method. 4551 * Try finding the '{' or '}' we want to be at. 4552 * Also repeat for the given count. 4553 */ 4554 if (cap->nchar == 'm' || cap->nchar == 'M') 4555 { 4556 // norm is TRUE for "]M" and "[m" 4557 int norm = ((findc == '{') == (cap->nchar == 'm')); 4558 4559 n = cap->count1; 4560 // found a match: we were inside a method 4561 if (prev_pos.lnum != 0) 4562 { 4563 pos = &prev_pos; 4564 curwin->w_cursor = prev_pos; 4565 if (norm) 4566 --n; 4567 } 4568 else 4569 pos = NULL; 4570 while (n > 0) 4571 { 4572 for (;;) 4573 { 4574 if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0) 4575 { 4576 // if not found anything, that's an error 4577 if (pos == NULL) 4578 clearopbeep(cap->oap); 4579 n = 0; 4580 break; 4581 } 4582 c = gchar_cursor(); 4583 if (c == '{' || c == '}') 4584 { 4585 // Must have found end/start of class: use it. 4586 // Or found the place to be at. 4587 if ((c == findc && norm) || (n == 1 && !norm)) 4588 { 4589 new_pos = curwin->w_cursor; 4590 pos = &new_pos; 4591 n = 0; 4592 } 4593 // if no match found at all, we started outside of the 4594 // class and we're inside now. Just go on. 4595 else if (new_pos.lnum == 0) 4596 { 4597 new_pos = curwin->w_cursor; 4598 pos = &new_pos; 4599 } 4600 // found start/end of other method: go to match 4601 else if ((pos = findmatchlimit(cap->oap, findc, 4602 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 4603 0)) == NULL) 4604 n = 0; 4605 else 4606 curwin->w_cursor = *pos; 4607 break; 4608 } 4609 } 4610 --n; 4611 } 4612 curwin->w_cursor = old_pos; 4613 if (pos == NULL && new_pos.lnum != 0) 4614 clearopbeep(cap->oap); 4615 } 4616 if (pos != NULL) 4617 { 4618 setpcmark(); 4619 curwin->w_cursor = *pos; 4620 curwin->w_set_curswant = TRUE; 4621 #ifdef FEAT_FOLDING 4622 if ((fdo_flags & FDO_BLOCK) && KeyTyped 4623 && cap->oap->op_type == OP_NOP) 4624 foldOpenCursor(); 4625 #endif 4626 } 4627 } 4628 4629 /* 4630 * "[[", "[]", "]]" and "][": move to start or end of function 4631 */ 4632 else if (cap->nchar == '[' || cap->nchar == ']') 4633 { 4634 if (cap->nchar == cap->cmdchar) // "]]" or "[[" 4635 flag = '{'; 4636 else 4637 flag = '}'; // "][" or "[]" 4638 4639 curwin->w_set_curswant = TRUE; 4640 /* 4641 * Imitate strange Vi behaviour: When using "]]" with an operator 4642 * we also stop at '}'. 4643 */ 4644 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, flag, 4645 (cap->oap->op_type != OP_NOP 4646 && cap->arg == FORWARD && flag == '{'))) 4647 clearopbeep(cap->oap); 4648 else 4649 { 4650 if (cap->oap->op_type == OP_NOP) 4651 beginline(BL_WHITE | BL_FIX); 4652 #ifdef FEAT_FOLDING 4653 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4654 foldOpenCursor(); 4655 #endif 4656 } 4657 } 4658 4659 /* 4660 * "[p", "[P", "]P" and "]p": put with indent adjustment 4661 */ 4662 else if (cap->nchar == 'p' || cap->nchar == 'P') 4663 { 4664 nv_put_opt(cap, TRUE); 4665 } 4666 4667 /* 4668 * "['", "[`", "]'" and "]`": jump to next mark 4669 */ 4670 else if (cap->nchar == '\'' || cap->nchar == '`') 4671 { 4672 pos = &curwin->w_cursor; 4673 for (n = cap->count1; n > 0; --n) 4674 { 4675 prev_pos = *pos; 4676 pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD, 4677 cap->nchar == '\''); 4678 if (pos == NULL) 4679 break; 4680 } 4681 if (pos == NULL) 4682 pos = &prev_pos; 4683 nv_cursormark(cap, cap->nchar == '\'', pos); 4684 } 4685 4686 /* 4687 * [ or ] followed by a middle mouse click: put selected text with 4688 * indent adjustment. Any other button just does as usual. 4689 */ 4690 else if (cap->nchar >= K_RIGHTRELEASE && cap->nchar <= K_LEFTMOUSE) 4691 { 4692 (void)do_mouse(cap->oap, cap->nchar, 4693 (cap->cmdchar == ']') ? FORWARD : BACKWARD, 4694 cap->count1, PUT_FIXINDENT); 4695 } 4696 4697 #ifdef FEAT_FOLDING 4698 /* 4699 * "[z" and "]z": move to start or end of open fold. 4700 */ 4701 else if (cap->nchar == 'z') 4702 { 4703 if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4704 cap->count1) == FAIL) 4705 clearopbeep(cap->oap); 4706 } 4707 #endif 4708 4709 #ifdef FEAT_DIFF 4710 /* 4711 * "[c" and "]c": move to next or previous diff-change. 4712 */ 4713 else if (cap->nchar == 'c') 4714 { 4715 if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD, 4716 cap->count1) == FAIL) 4717 clearopbeep(cap->oap); 4718 } 4719 #endif 4720 4721 #ifdef FEAT_SPELL 4722 /* 4723 * "[s", "[S", "]s" and "]S": move to next spell error. 4724 */ 4725 else if (cap->nchar == 's' || cap->nchar == 'S') 4726 { 4727 setpcmark(); 4728 for (n = 0; n < cap->count1; ++n) 4729 if (spell_move_to(curwin, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4730 cap->nchar == 's' ? TRUE : FALSE, FALSE, NULL) == 0) 4731 { 4732 clearopbeep(cap->oap); 4733 break; 4734 } 4735 else 4736 curwin->w_set_curswant = TRUE; 4737 # ifdef FEAT_FOLDING 4738 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4739 foldOpenCursor(); 4740 # endif 4741 } 4742 #endif 4743 4744 // Not a valid cap->nchar. 4745 else 4746 clearopbeep(cap->oap); 4747 } 4748 4749 /* 4750 * Handle Normal mode "%" command. 4751 */ 4752 static void 4753 nv_percent(cmdarg_T *cap) 4754 { 4755 pos_T *pos; 4756 #if defined(FEAT_FOLDING) 4757 linenr_T lnum = curwin->w_cursor.lnum; 4758 #endif 4759 4760 cap->oap->inclusive = TRUE; 4761 if (cap->count0) // {cnt}% : goto {cnt} percentage in file 4762 { 4763 if (cap->count0 > 100) 4764 clearopbeep(cap->oap); 4765 else 4766 { 4767 cap->oap->motion_type = MLINE; 4768 setpcmark(); 4769 // Round up, so CTRL-G will give same value. Watch out for a 4770 // large line count, the line number must not go negative! 4771 if (curbuf->b_ml.ml_line_count > 1000000) 4772 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L) 4773 / 100L * cap->count0; 4774 else 4775 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count * 4776 cap->count0 + 99L) / 100L; 4777 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4778 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 4779 beginline(BL_SOL | BL_FIX); 4780 } 4781 } 4782 else // "%" : go to matching paren 4783 { 4784 cap->oap->motion_type = MCHAR; 4785 cap->oap->use_reg_one = TRUE; 4786 if ((pos = findmatch(cap->oap, NUL)) == NULL) 4787 clearopbeep(cap->oap); 4788 else 4789 { 4790 setpcmark(); 4791 curwin->w_cursor = *pos; 4792 curwin->w_set_curswant = TRUE; 4793 curwin->w_cursor.coladd = 0; 4794 adjust_for_sel(cap); 4795 } 4796 } 4797 #ifdef FEAT_FOLDING 4798 if (cap->oap->op_type == OP_NOP 4799 && lnum != curwin->w_cursor.lnum 4800 && (fdo_flags & FDO_PERCENT) 4801 && KeyTyped) 4802 foldOpenCursor(); 4803 #endif 4804 } 4805 4806 /* 4807 * Handle "(" and ")" commands. 4808 * cap->arg is BACKWARD for "(" and FORWARD for ")". 4809 */ 4810 static void 4811 nv_brace(cmdarg_T *cap) 4812 { 4813 cap->oap->motion_type = MCHAR; 4814 cap->oap->use_reg_one = TRUE; 4815 // The motion used to be inclusive for "(", but that is not what Vi does. 4816 cap->oap->inclusive = FALSE; 4817 curwin->w_set_curswant = TRUE; 4818 4819 if (findsent(cap->arg, cap->count1) == FAIL) 4820 clearopbeep(cap->oap); 4821 else 4822 { 4823 // Don't leave the cursor on the NUL past end of line. 4824 adjust_cursor(cap->oap); 4825 curwin->w_cursor.coladd = 0; 4826 #ifdef FEAT_FOLDING 4827 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4828 foldOpenCursor(); 4829 #endif 4830 } 4831 } 4832 4833 /* 4834 * "m" command: Mark a position. 4835 */ 4836 static void 4837 nv_mark(cmdarg_T *cap) 4838 { 4839 if (!checkclearop(cap->oap)) 4840 { 4841 if (setmark(cap->nchar) == FAIL) 4842 clearopbeep(cap->oap); 4843 } 4844 } 4845 4846 /* 4847 * "{" and "}" commands. 4848 * cmd->arg is BACKWARD for "{" and FORWARD for "}". 4849 */ 4850 static void 4851 nv_findpar(cmdarg_T *cap) 4852 { 4853 cap->oap->motion_type = MCHAR; 4854 cap->oap->inclusive = FALSE; 4855 cap->oap->use_reg_one = TRUE; 4856 curwin->w_set_curswant = TRUE; 4857 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, NUL, FALSE)) 4858 clearopbeep(cap->oap); 4859 else 4860 { 4861 curwin->w_cursor.coladd = 0; 4862 #ifdef FEAT_FOLDING 4863 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4864 foldOpenCursor(); 4865 #endif 4866 } 4867 } 4868 4869 /* 4870 * "u" command: Undo or make lower case. 4871 */ 4872 static void 4873 nv_undo(cmdarg_T *cap) 4874 { 4875 if (cap->oap->op_type == OP_LOWER || VIsual_active) 4876 { 4877 // translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" 4878 cap->cmdchar = 'g'; 4879 cap->nchar = 'u'; 4880 nv_operator(cap); 4881 } 4882 else 4883 nv_kundo(cap); 4884 } 4885 4886 /* 4887 * <Undo> command. 4888 */ 4889 static void 4890 nv_kundo(cmdarg_T *cap) 4891 { 4892 if (!checkclearopq(cap->oap)) 4893 { 4894 #ifdef FEAT_JOB_CHANNEL 4895 if (bt_prompt(curbuf)) 4896 { 4897 clearopbeep(cap->oap); 4898 return; 4899 } 4900 #endif 4901 u_undo((int)cap->count1); 4902 curwin->w_set_curswant = TRUE; 4903 } 4904 } 4905 4906 /* 4907 * Handle the "r" command. 4908 */ 4909 static void 4910 nv_replace(cmdarg_T *cap) 4911 { 4912 char_u *ptr; 4913 int had_ctrl_v; 4914 long n; 4915 4916 if (checkclearop(cap->oap)) 4917 return; 4918 #ifdef FEAT_JOB_CHANNEL 4919 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 4920 { 4921 clearopbeep(cap->oap); 4922 return; 4923 } 4924 #endif 4925 4926 // get another character 4927 if (cap->nchar == Ctrl_V) 4928 { 4929 had_ctrl_v = Ctrl_V; 4930 cap->nchar = get_literal(FALSE); 4931 // Don't redo a multibyte character with CTRL-V. 4932 if (cap->nchar > DEL) 4933 had_ctrl_v = NUL; 4934 } 4935 else 4936 had_ctrl_v = NUL; 4937 4938 // Abort if the character is a special key. 4939 if (IS_SPECIAL(cap->nchar)) 4940 { 4941 clearopbeep(cap->oap); 4942 return; 4943 } 4944 4945 // Visual mode "r" 4946 if (VIsual_active) 4947 { 4948 if (got_int) 4949 reset_VIsual(); 4950 if (had_ctrl_v) 4951 { 4952 // Use a special (negative) number to make a difference between a 4953 // literal CR or NL and a line break. 4954 if (cap->nchar == CAR) 4955 cap->nchar = REPLACE_CR_NCHAR; 4956 else if (cap->nchar == NL) 4957 cap->nchar = REPLACE_NL_NCHAR; 4958 } 4959 nv_operator(cap); 4960 return; 4961 } 4962 4963 // Break tabs, etc. 4964 if (virtual_active()) 4965 { 4966 if (u_save_cursor() == FAIL) 4967 return; 4968 if (gchar_cursor() == NUL) 4969 { 4970 // Add extra space and put the cursor on the first one. 4971 coladvance_force((colnr_T)(getviscol() + cap->count1)); 4972 curwin->w_cursor.col -= cap->count1; 4973 } 4974 else if (gchar_cursor() == TAB) 4975 coladvance_force(getviscol()); 4976 } 4977 4978 // Abort if not enough characters to replace. 4979 ptr = ml_get_cursor(); 4980 if (STRLEN(ptr) < (unsigned)cap->count1 4981 || (has_mbyte && mb_charlen(ptr) < cap->count1)) 4982 { 4983 clearopbeep(cap->oap); 4984 return; 4985 } 4986 4987 /* 4988 * Replacing with a TAB is done by edit() when it is complicated because 4989 * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB. 4990 * Other characters are done below to avoid problems with things like 4991 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC). 4992 */ 4993 if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta)) 4994 { 4995 stuffnumReadbuff(cap->count1); 4996 stuffcharReadbuff('R'); 4997 stuffcharReadbuff('\t'); 4998 stuffcharReadbuff(ESC); 4999 return; 5000 } 5001 5002 // save line for undo 5003 if (u_save_cursor() == FAIL) 5004 return; 5005 5006 if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n')) 5007 { 5008 /* 5009 * Replace character(s) by a single newline. 5010 * Strange vi behaviour: Only one newline is inserted. 5011 * Delete the characters here. 5012 * Insert the newline with an insert command, takes care of 5013 * autoindent. The insert command depends on being on the last 5014 * character of a line or not. 5015 */ 5016 (void)del_chars(cap->count1, FALSE); // delete the characters 5017 stuffcharReadbuff('\r'); 5018 stuffcharReadbuff(ESC); 5019 5020 // Give 'r' to edit(), to get the redo command right. 5021 invoke_edit(cap, TRUE, 'r', FALSE); 5022 } 5023 else 5024 { 5025 prep_redo(cap->oap->regname, cap->count1, 5026 NUL, 'r', NUL, had_ctrl_v, cap->nchar); 5027 5028 curbuf->b_op_start = curwin->w_cursor; 5029 if (has_mbyte) 5030 { 5031 int old_State = State; 5032 5033 if (cap->ncharC1 != 0) 5034 AppendCharToRedobuff(cap->ncharC1); 5035 if (cap->ncharC2 != 0) 5036 AppendCharToRedobuff(cap->ncharC2); 5037 5038 // This is slow, but it handles replacing a single-byte with a 5039 // multi-byte and the other way around. Also handles adding 5040 // composing characters for utf-8. 5041 for (n = cap->count1; n > 0; --n) 5042 { 5043 State = REPLACE; 5044 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5045 { 5046 int c = ins_copychar(curwin->w_cursor.lnum 5047 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5048 if (c != NUL) 5049 ins_char(c); 5050 else 5051 // will be decremented further down 5052 ++curwin->w_cursor.col; 5053 } 5054 else 5055 ins_char(cap->nchar); 5056 State = old_State; 5057 if (cap->ncharC1 != 0) 5058 ins_char(cap->ncharC1); 5059 if (cap->ncharC2 != 0) 5060 ins_char(cap->ncharC2); 5061 } 5062 } 5063 else 5064 { 5065 /* 5066 * Replace the characters within one line. 5067 */ 5068 for (n = cap->count1; n > 0; --n) 5069 { 5070 /* 5071 * Get ptr again, because u_save and/or showmatch() will have 5072 * released the line. At the same time we let know that the 5073 * line will be changed. 5074 */ 5075 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE); 5076 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5077 { 5078 int c = ins_copychar(curwin->w_cursor.lnum 5079 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5080 if (c != NUL) 5081 ptr[curwin->w_cursor.col] = c; 5082 } 5083 else 5084 ptr[curwin->w_cursor.col] = cap->nchar; 5085 if (p_sm && msg_silent == 0) 5086 showmatch(cap->nchar); 5087 ++curwin->w_cursor.col; 5088 } 5089 #ifdef FEAT_NETBEANS_INTG 5090 if (netbeans_active()) 5091 { 5092 colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1); 5093 5094 netbeans_removed(curbuf, curwin->w_cursor.lnum, start, 5095 (long)cap->count1); 5096 netbeans_inserted(curbuf, curwin->w_cursor.lnum, start, 5097 &ptr[start], (int)cap->count1); 5098 } 5099 #endif 5100 5101 // mark the buffer as changed and prepare for displaying 5102 changed_bytes(curwin->w_cursor.lnum, 5103 (colnr_T)(curwin->w_cursor.col - cap->count1)); 5104 } 5105 --curwin->w_cursor.col; // cursor on the last replaced char 5106 // if the character on the left of the current cursor is a multi-byte 5107 // character, move two characters left 5108 if (has_mbyte) 5109 mb_adjust_cursor(); 5110 curbuf->b_op_end = curwin->w_cursor; 5111 curwin->w_set_curswant = TRUE; 5112 set_last_insert(cap->nchar); 5113 } 5114 } 5115 5116 /* 5117 * 'o': Exchange start and end of Visual area. 5118 * 'O': same, but in block mode exchange left and right corners. 5119 */ 5120 static void 5121 v_swap_corners(int cmdchar) 5122 { 5123 pos_T old_cursor; 5124 colnr_T left, right; 5125 5126 if (cmdchar == 'O' && VIsual_mode == Ctrl_V) 5127 { 5128 old_cursor = curwin->w_cursor; 5129 getvcols(curwin, &old_cursor, &VIsual, &left, &right); 5130 curwin->w_cursor.lnum = VIsual.lnum; 5131 coladvance(left); 5132 VIsual = curwin->w_cursor; 5133 5134 curwin->w_cursor.lnum = old_cursor.lnum; 5135 curwin->w_curswant = right; 5136 // 'selection "exclusive" and cursor at right-bottom corner: move it 5137 // right one column 5138 if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e') 5139 ++curwin->w_curswant; 5140 coladvance(curwin->w_curswant); 5141 if (curwin->w_cursor.col == old_cursor.col 5142 && (!virtual_active() 5143 || curwin->w_cursor.coladd == old_cursor.coladd)) 5144 { 5145 curwin->w_cursor.lnum = VIsual.lnum; 5146 if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e') 5147 ++right; 5148 coladvance(right); 5149 VIsual = curwin->w_cursor; 5150 5151 curwin->w_cursor.lnum = old_cursor.lnum; 5152 coladvance(left); 5153 curwin->w_curswant = left; 5154 } 5155 } 5156 else 5157 { 5158 old_cursor = curwin->w_cursor; 5159 curwin->w_cursor = VIsual; 5160 VIsual = old_cursor; 5161 curwin->w_set_curswant = TRUE; 5162 } 5163 } 5164 5165 /* 5166 * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE). 5167 */ 5168 static void 5169 nv_Replace(cmdarg_T *cap) 5170 { 5171 if (VIsual_active) // "R" is replace lines 5172 { 5173 cap->cmdchar = 'c'; 5174 cap->nchar = NUL; 5175 VIsual_mode_orig = VIsual_mode; // remember original area for gv 5176 VIsual_mode = 'V'; 5177 nv_operator(cap); 5178 } 5179 else if (!checkclearopq(cap->oap)) 5180 { 5181 if (!curbuf->b_p_ma) 5182 emsg(_(e_modifiable)); 5183 else 5184 { 5185 if (virtual_active()) 5186 coladvance(getviscol()); 5187 invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE); 5188 } 5189 } 5190 } 5191 5192 /* 5193 * "gr". 5194 */ 5195 static void 5196 nv_vreplace(cmdarg_T *cap) 5197 { 5198 if (VIsual_active) 5199 { 5200 cap->cmdchar = 'r'; 5201 cap->nchar = cap->extra_char; 5202 nv_replace(cap); // Do same as "r" in Visual mode for now 5203 } 5204 else if (!checkclearopq(cap->oap)) 5205 { 5206 if (!curbuf->b_p_ma) 5207 emsg(_(e_modifiable)); 5208 else 5209 { 5210 if (cap->extra_char == Ctrl_V) // get another character 5211 cap->extra_char = get_literal(FALSE); 5212 stuffcharReadbuff(cap->extra_char); 5213 stuffcharReadbuff(ESC); 5214 if (virtual_active()) 5215 coladvance(getviscol()); 5216 invoke_edit(cap, TRUE, 'v', FALSE); 5217 } 5218 } 5219 } 5220 5221 /* 5222 * Swap case for "~" command, when it does not work like an operator. 5223 */ 5224 static void 5225 n_swapchar(cmdarg_T *cap) 5226 { 5227 long n; 5228 pos_T startpos; 5229 int did_change = 0; 5230 #ifdef FEAT_NETBEANS_INTG 5231 pos_T pos; 5232 char_u *ptr; 5233 int count; 5234 #endif 5235 5236 if (checkclearopq(cap->oap)) 5237 return; 5238 5239 if (LINEEMPTY(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL) 5240 { 5241 clearopbeep(cap->oap); 5242 return; 5243 } 5244 5245 prep_redo_cmd(cap); 5246 5247 if (u_save_cursor() == FAIL) 5248 return; 5249 5250 startpos = curwin->w_cursor; 5251 #ifdef FEAT_NETBEANS_INTG 5252 pos = startpos; 5253 #endif 5254 for (n = cap->count1; n > 0; --n) 5255 { 5256 did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor); 5257 inc_cursor(); 5258 if (gchar_cursor() == NUL) 5259 { 5260 if (vim_strchr(p_ww, '~') != NULL 5261 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 5262 { 5263 #ifdef FEAT_NETBEANS_INTG 5264 if (netbeans_active()) 5265 { 5266 if (did_change) 5267 { 5268 ptr = ml_get(pos.lnum); 5269 count = (int)STRLEN(ptr) - pos.col; 5270 netbeans_removed(curbuf, pos.lnum, pos.col, 5271 (long)count); 5272 netbeans_inserted(curbuf, pos.lnum, pos.col, 5273 &ptr[pos.col], count); 5274 } 5275 pos.col = 0; 5276 pos.lnum++; 5277 } 5278 #endif 5279 ++curwin->w_cursor.lnum; 5280 curwin->w_cursor.col = 0; 5281 if (n > 1) 5282 { 5283 if (u_savesub(curwin->w_cursor.lnum) == FAIL) 5284 break; 5285 u_clearline(); 5286 } 5287 } 5288 else 5289 break; 5290 } 5291 } 5292 #ifdef FEAT_NETBEANS_INTG 5293 if (did_change && netbeans_active()) 5294 { 5295 ptr = ml_get(pos.lnum); 5296 count = curwin->w_cursor.col - pos.col; 5297 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); 5298 netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count); 5299 } 5300 #endif 5301 5302 5303 check_cursor(); 5304 curwin->w_set_curswant = TRUE; 5305 if (did_change) 5306 { 5307 changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1, 5308 0L); 5309 curbuf->b_op_start = startpos; 5310 curbuf->b_op_end = curwin->w_cursor; 5311 if (curbuf->b_op_end.col > 0) 5312 --curbuf->b_op_end.col; 5313 } 5314 } 5315 5316 /* 5317 * Move cursor to mark. 5318 */ 5319 static void 5320 nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos) 5321 { 5322 if (check_mark(pos) == FAIL) 5323 clearop(cap->oap); 5324 else 5325 { 5326 if (cap->cmdchar == '\'' 5327 || cap->cmdchar == '`' 5328 || cap->cmdchar == '[' 5329 || cap->cmdchar == ']') 5330 setpcmark(); 5331 curwin->w_cursor = *pos; 5332 if (flag) 5333 beginline(BL_WHITE | BL_FIX); 5334 else 5335 check_cursor(); 5336 } 5337 cap->oap->motion_type = flag ? MLINE : MCHAR; 5338 if (cap->cmdchar == '`') 5339 cap->oap->use_reg_one = TRUE; 5340 cap->oap->inclusive = FALSE; // ignored if not MCHAR 5341 curwin->w_set_curswant = TRUE; 5342 } 5343 5344 /* 5345 * Handle commands that are operators in Visual mode. 5346 */ 5347 static void 5348 v_visop(cmdarg_T *cap) 5349 { 5350 static char_u trans[] = "YyDdCcxdXdAAIIrr"; 5351 5352 // Uppercase means linewise, except in block mode, then "D" deletes till 5353 // the end of the line, and "C" replaces till EOL 5354 if (isupper(cap->cmdchar)) 5355 { 5356 if (VIsual_mode != Ctrl_V) 5357 { 5358 VIsual_mode_orig = VIsual_mode; 5359 VIsual_mode = 'V'; 5360 } 5361 else if (cap->cmdchar == 'C' || cap->cmdchar == 'D') 5362 curwin->w_curswant = MAXCOL; 5363 } 5364 cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1); 5365 nv_operator(cap); 5366 } 5367 5368 /* 5369 * "s" and "S" commands. 5370 */ 5371 static void 5372 nv_subst(cmdarg_T *cap) 5373 { 5374 #ifdef FEAT_TERMINAL 5375 // When showing output of term_dumpdiff() swap the top and bottom. 5376 if (term_swap_diff() == OK) 5377 return; 5378 #endif 5379 #ifdef FEAT_JOB_CHANNEL 5380 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 5381 { 5382 clearopbeep(cap->oap); 5383 return; 5384 } 5385 #endif 5386 if (VIsual_active) // "vs" and "vS" are the same as "vc" 5387 { 5388 if (cap->cmdchar == 'S') 5389 { 5390 VIsual_mode_orig = VIsual_mode; 5391 VIsual_mode = 'V'; 5392 } 5393 cap->cmdchar = 'c'; 5394 nv_operator(cap); 5395 } 5396 else 5397 nv_optrans(cap); 5398 } 5399 5400 /* 5401 * Abbreviated commands. 5402 */ 5403 static void 5404 nv_abbrev(cmdarg_T *cap) 5405 { 5406 if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL) 5407 cap->cmdchar = 'x'; // DEL key behaves like 'x' 5408 5409 // in Visual mode these commands are operators 5410 if (VIsual_active) 5411 v_visop(cap); 5412 else 5413 nv_optrans(cap); 5414 } 5415 5416 /* 5417 * Translate a command into another command. 5418 */ 5419 static void 5420 nv_optrans(cmdarg_T *cap) 5421 { 5422 static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh", 5423 (char_u *)"d$", (char_u *)"c$", 5424 (char_u *)"cl", (char_u *)"cc", 5425 (char_u *)"yy", (char_u *)":s\r"}; 5426 static char_u *str = (char_u *)"xXDCsSY&"; 5427 5428 if (!checkclearopq(cap->oap)) 5429 { 5430 // In Vi "2D" doesn't delete the next line. Can't translate it 5431 // either, because "2." should also not use the count. 5432 if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL) 5433 { 5434 cap->oap->start = curwin->w_cursor; 5435 cap->oap->op_type = OP_DELETE; 5436 #ifdef FEAT_EVAL 5437 set_op_var(OP_DELETE); 5438 #endif 5439 cap->count1 = 1; 5440 nv_dollar(cap); 5441 finish_op = TRUE; 5442 ResetRedobuff(); 5443 AppendCharToRedobuff('D'); 5444 } 5445 else 5446 { 5447 if (cap->count0) 5448 stuffnumReadbuff(cap->count0); 5449 stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]); 5450 } 5451 } 5452 cap->opcount = 0; 5453 } 5454 5455 /* 5456 * "'" and "`" commands. Also for "g'" and "g`". 5457 * cap->arg is TRUE for "'" and "g'". 5458 */ 5459 static void 5460 nv_gomark(cmdarg_T *cap) 5461 { 5462 pos_T *pos; 5463 int c; 5464 #ifdef FEAT_FOLDING 5465 pos_T old_cursor = curwin->w_cursor; 5466 int old_KeyTyped = KeyTyped; // getting file may reset it 5467 #endif 5468 5469 if (cap->cmdchar == 'g') 5470 c = cap->extra_char; 5471 else 5472 c = cap->nchar; 5473 pos = getmark(c, (cap->oap->op_type == OP_NOP)); 5474 if (pos == (pos_T *)-1) // jumped to other file 5475 { 5476 if (cap->arg) 5477 { 5478 check_cursor_lnum(); 5479 beginline(BL_WHITE | BL_FIX); 5480 } 5481 else 5482 check_cursor(); 5483 } 5484 else 5485 nv_cursormark(cap, cap->arg, pos); 5486 5487 // May need to clear the coladd that a mark includes. 5488 if (!virtual_active()) 5489 curwin->w_cursor.coladd = 0; 5490 check_cursor_col(); 5491 #ifdef FEAT_FOLDING 5492 if (cap->oap->op_type == OP_NOP 5493 && pos != NULL 5494 && (pos == (pos_T *)-1 || !EQUAL_POS(old_cursor, *pos)) 5495 && (fdo_flags & FDO_MARK) 5496 && old_KeyTyped) 5497 foldOpenCursor(); 5498 #endif 5499 } 5500 5501 /* 5502 * Handle CTRL-O, CTRL-I, "g;", "g," and "CTRL-Tab" commands. 5503 */ 5504 static void 5505 nv_pcmark(cmdarg_T *cap) 5506 { 5507 #ifdef FEAT_JUMPLIST 5508 pos_T *pos; 5509 # ifdef FEAT_FOLDING 5510 linenr_T lnum = curwin->w_cursor.lnum; 5511 int old_KeyTyped = KeyTyped; // getting file may reset it 5512 # endif 5513 5514 if (!checkclearopq(cap->oap)) 5515 { 5516 if (cap->cmdchar == TAB && mod_mask == MOD_MASK_CTRL) 5517 { 5518 if (goto_tabpage_lastused() == FAIL) 5519 clearopbeep(cap->oap); 5520 return; 5521 } 5522 if (cap->cmdchar == 'g') 5523 pos = movechangelist((int)cap->count1); 5524 else 5525 pos = movemark((int)cap->count1); 5526 if (pos == (pos_T *)-1) // jump to other file 5527 { 5528 curwin->w_set_curswant = TRUE; 5529 check_cursor(); 5530 } 5531 else if (pos != NULL) // can jump 5532 nv_cursormark(cap, FALSE, pos); 5533 else if (cap->cmdchar == 'g') 5534 { 5535 if (curbuf->b_changelistlen == 0) 5536 emsg(_("E664: changelist is empty")); 5537 else if (cap->count1 < 0) 5538 emsg(_("E662: At start of changelist")); 5539 else 5540 emsg(_("E663: At end of changelist")); 5541 } 5542 else 5543 clearopbeep(cap->oap); 5544 # ifdef FEAT_FOLDING 5545 if (cap->oap->op_type == OP_NOP 5546 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum) 5547 && (fdo_flags & FDO_MARK) 5548 && old_KeyTyped) 5549 foldOpenCursor(); 5550 # endif 5551 } 5552 #else 5553 clearopbeep(cap->oap); 5554 #endif 5555 } 5556 5557 /* 5558 * Handle '"' command. 5559 */ 5560 static void 5561 nv_regname(cmdarg_T *cap) 5562 { 5563 if (checkclearop(cap->oap)) 5564 return; 5565 #ifdef FEAT_EVAL 5566 if (cap->nchar == '=') 5567 cap->nchar = get_expr_register(); 5568 #endif 5569 if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE)) 5570 { 5571 cap->oap->regname = cap->nchar; 5572 cap->opcount = cap->count0; // remember count before '"' 5573 #ifdef FEAT_EVAL 5574 set_reg_var(cap->oap->regname); 5575 #endif 5576 } 5577 else 5578 clearopbeep(cap->oap); 5579 } 5580 5581 /* 5582 * Handle "v", "V" and "CTRL-V" commands. 5583 * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg 5584 * is TRUE. 5585 * Handle CTRL-Q just like CTRL-V. 5586 */ 5587 static void 5588 nv_visual(cmdarg_T *cap) 5589 { 5590 if (cap->cmdchar == Ctrl_Q) 5591 cap->cmdchar = Ctrl_V; 5592 5593 // 'v', 'V' and CTRL-V can be used while an operator is pending to make it 5594 // characterwise, linewise, or blockwise. 5595 if (cap->oap->op_type != OP_NOP) 5596 { 5597 motion_force = cap->oap->motion_force = cap->cmdchar; 5598 finish_op = FALSE; // operator doesn't finish now but later 5599 return; 5600 } 5601 5602 VIsual_select = cap->arg; 5603 if (VIsual_active) // change Visual mode 5604 { 5605 if (VIsual_mode == cap->cmdchar) // stop visual mode 5606 end_visual_mode(); 5607 else // toggle char/block mode 5608 { // or char/line mode 5609 VIsual_mode = cap->cmdchar; 5610 showmode(); 5611 } 5612 redraw_curbuf_later(INVERTED); // update the inversion 5613 } 5614 else // start Visual mode 5615 { 5616 check_visual_highlight(); 5617 if (cap->count0 > 0 && resel_VIsual_mode != NUL) 5618 { 5619 // use previously selected part 5620 VIsual = curwin->w_cursor; 5621 5622 VIsual_active = TRUE; 5623 VIsual_reselect = TRUE; 5624 if (!cap->arg) 5625 // start Select mode when 'selectmode' contains "cmd" 5626 may_start_select('c'); 5627 setmouse(); 5628 if (p_smd && msg_silent == 0) 5629 redraw_cmdline = TRUE; // show visual mode later 5630 /* 5631 * For V and ^V, we multiply the number of lines even if there 5632 * was only one -- webb 5633 */ 5634 if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1) 5635 { 5636 curwin->w_cursor.lnum += 5637 resel_VIsual_line_count * cap->count0 - 1; 5638 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 5639 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 5640 } 5641 VIsual_mode = resel_VIsual_mode; 5642 if (VIsual_mode == 'v') 5643 { 5644 if (resel_VIsual_line_count <= 1) 5645 { 5646 validate_virtcol(); 5647 curwin->w_curswant = curwin->w_virtcol 5648 + resel_VIsual_vcol * cap->count0 - 1; 5649 } 5650 else 5651 curwin->w_curswant = resel_VIsual_vcol; 5652 coladvance(curwin->w_curswant); 5653 } 5654 if (resel_VIsual_vcol == MAXCOL) 5655 { 5656 curwin->w_curswant = MAXCOL; 5657 coladvance((colnr_T)MAXCOL); 5658 } 5659 else if (VIsual_mode == Ctrl_V) 5660 { 5661 validate_virtcol(); 5662 curwin->w_curswant = curwin->w_virtcol 5663 + resel_VIsual_vcol * cap->count0 - 1; 5664 coladvance(curwin->w_curswant); 5665 } 5666 else 5667 curwin->w_set_curswant = TRUE; 5668 redraw_curbuf_later(INVERTED); // show the inversion 5669 } 5670 else 5671 { 5672 if (!cap->arg) 5673 // start Select mode when 'selectmode' contains "cmd" 5674 may_start_select('c'); 5675 n_start_visual_mode(cap->cmdchar); 5676 if (VIsual_mode != 'V' && *p_sel == 'e') 5677 ++cap->count1; // include one more char 5678 if (cap->count0 > 0 && --cap->count1 > 0) 5679 { 5680 // With a count select that many characters or lines. 5681 if (VIsual_mode == 'v' || VIsual_mode == Ctrl_V) 5682 nv_right(cap); 5683 else if (VIsual_mode == 'V') 5684 nv_down(cap); 5685 } 5686 } 5687 } 5688 } 5689 5690 /* 5691 * Start selection for Shift-movement keys. 5692 */ 5693 void 5694 start_selection(void) 5695 { 5696 // if 'selectmode' contains "key", start Select mode 5697 may_start_select('k'); 5698 n_start_visual_mode('v'); 5699 } 5700 5701 /* 5702 * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu. 5703 */ 5704 void 5705 may_start_select(int c) 5706 { 5707 VIsual_select = (stuff_empty() && typebuf_typed() 5708 && (vim_strchr(p_slm, c) != NULL)); 5709 } 5710 5711 /* 5712 * Start Visual mode "c". 5713 * Should set VIsual_select before calling this. 5714 */ 5715 static void 5716 n_start_visual_mode(int c) 5717 { 5718 #ifdef FEAT_CONCEAL 5719 // Check for redraw before changing the state. 5720 conceal_check_cursor_line(); 5721 #endif 5722 5723 VIsual_mode = c; 5724 VIsual_active = TRUE; 5725 VIsual_reselect = TRUE; 5726 5727 // Corner case: the 0 position in a tab may change when going into 5728 // virtualedit. Recalculate curwin->w_cursor to avoid bad highlighting. 5729 if (c == Ctrl_V && (ve_flags & VE_BLOCK) && gchar_cursor() == TAB) 5730 { 5731 validate_virtcol(); 5732 coladvance(curwin->w_virtcol); 5733 } 5734 VIsual = curwin->w_cursor; 5735 5736 #ifdef FEAT_FOLDING 5737 foldAdjustVisual(); 5738 #endif 5739 5740 setmouse(); 5741 #ifdef FEAT_CONCEAL 5742 // Check for redraw after changing the state. 5743 conceal_check_cursor_line(); 5744 #endif 5745 5746 if (p_smd && msg_silent == 0) 5747 redraw_cmdline = TRUE; // show visual mode later 5748 #ifdef FEAT_CLIPBOARD 5749 // Make sure the clipboard gets updated. Needed because start and 5750 // end may still be the same, and the selection needs to be owned 5751 clip_star.vmode = NUL; 5752 #endif 5753 5754 // Only need to redraw this line, unless still need to redraw an old 5755 // Visual area (when 'lazyredraw' is set). 5756 if (curwin->w_redr_type < INVERTED) 5757 { 5758 curwin->w_old_cursor_lnum = curwin->w_cursor.lnum; 5759 curwin->w_old_visual_lnum = curwin->w_cursor.lnum; 5760 } 5761 } 5762 5763 5764 /* 5765 * CTRL-W: Window commands 5766 */ 5767 static void 5768 nv_window(cmdarg_T *cap) 5769 { 5770 if (cap->nchar == ':') 5771 { 5772 // "CTRL-W :" is the same as typing ":"; useful in a terminal window 5773 cap->cmdchar = ':'; 5774 cap->nchar = NUL; 5775 nv_colon(cap); 5776 } 5777 else if (!checkclearop(cap->oap)) 5778 do_window(cap->nchar, cap->count0, NUL); // everything is in window.c 5779 } 5780 5781 /* 5782 * CTRL-Z: Suspend 5783 */ 5784 static void 5785 nv_suspend(cmdarg_T *cap) 5786 { 5787 clearop(cap->oap); 5788 if (VIsual_active) 5789 end_visual_mode(); // stop Visual mode 5790 do_cmdline_cmd((char_u *)"stop"); 5791 } 5792 5793 /* 5794 * Commands starting with "g". 5795 */ 5796 static void 5797 nv_g_cmd(cmdarg_T *cap) 5798 { 5799 oparg_T *oap = cap->oap; 5800 pos_T tpos; 5801 int i; 5802 int flag = FALSE; 5803 5804 switch (cap->nchar) 5805 { 5806 case Ctrl_A: 5807 case Ctrl_X: 5808 #ifdef MEM_PROFILE 5809 /* 5810 * "g^A": dump log of used memory. 5811 */ 5812 if (!VIsual_active && cap->nchar == Ctrl_A) 5813 vim_mem_profile_dump(); 5814 else 5815 #endif 5816 /* 5817 * "g^A/g^X": sequentially increment visually selected region 5818 */ 5819 if (VIsual_active) 5820 { 5821 cap->arg = TRUE; 5822 cap->cmdchar = cap->nchar; 5823 cap->nchar = NUL; 5824 nv_addsub(cap); 5825 } 5826 else 5827 clearopbeep(oap); 5828 break; 5829 5830 /* 5831 * "gR": Enter virtual replace mode. 5832 */ 5833 case 'R': 5834 cap->arg = TRUE; 5835 nv_Replace(cap); 5836 break; 5837 5838 case 'r': 5839 nv_vreplace(cap); 5840 break; 5841 5842 case '&': 5843 do_cmdline_cmd((char_u *)"%s//~/&"); 5844 break; 5845 5846 /* 5847 * "gv": Reselect the previous Visual area. If Visual already active, 5848 * exchange previous and current Visual area. 5849 */ 5850 case 'v': 5851 if (checkclearop(oap)) 5852 break; 5853 5854 if ( curbuf->b_visual.vi_start.lnum == 0 5855 || curbuf->b_visual.vi_start.lnum > curbuf->b_ml.ml_line_count 5856 || curbuf->b_visual.vi_end.lnum == 0) 5857 beep_flush(); 5858 else 5859 { 5860 // set w_cursor to the start of the Visual area, tpos to the end 5861 if (VIsual_active) 5862 { 5863 i = VIsual_mode; 5864 VIsual_mode = curbuf->b_visual.vi_mode; 5865 curbuf->b_visual.vi_mode = i; 5866 # ifdef FEAT_EVAL 5867 curbuf->b_visual_mode_eval = i; 5868 # endif 5869 i = curwin->w_curswant; 5870 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5871 curbuf->b_visual.vi_curswant = i; 5872 5873 tpos = curbuf->b_visual.vi_end; 5874 curbuf->b_visual.vi_end = curwin->w_cursor; 5875 curwin->w_cursor = curbuf->b_visual.vi_start; 5876 curbuf->b_visual.vi_start = VIsual; 5877 } 5878 else 5879 { 5880 VIsual_mode = curbuf->b_visual.vi_mode; 5881 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5882 tpos = curbuf->b_visual.vi_end; 5883 curwin->w_cursor = curbuf->b_visual.vi_start; 5884 } 5885 5886 VIsual_active = TRUE; 5887 VIsual_reselect = TRUE; 5888 5889 // Set Visual to the start and w_cursor to the end of the Visual 5890 // area. Make sure they are on an existing character. 5891 check_cursor(); 5892 VIsual = curwin->w_cursor; 5893 curwin->w_cursor = tpos; 5894 check_cursor(); 5895 update_topline(); 5896 /* 5897 * When called from normal "g" command: start Select mode when 5898 * 'selectmode' contains "cmd". When called for K_SELECT, always 5899 * start Select mode. 5900 */ 5901 if (cap->arg) 5902 VIsual_select = TRUE; 5903 else 5904 may_start_select('c'); 5905 setmouse(); 5906 #ifdef FEAT_CLIPBOARD 5907 // Make sure the clipboard gets updated. Needed because start and 5908 // end are still the same, and the selection needs to be owned 5909 clip_star.vmode = NUL; 5910 #endif 5911 redraw_curbuf_later(INVERTED); 5912 showmode(); 5913 } 5914 break; 5915 /* 5916 * "gV": Don't reselect the previous Visual area after a Select mode 5917 * mapping of menu. 5918 */ 5919 case 'V': 5920 VIsual_reselect = FALSE; 5921 break; 5922 5923 /* 5924 * "gh": start Select mode. 5925 * "gH": start Select line mode. 5926 * "g^H": start Select block mode. 5927 */ 5928 case K_BS: 5929 cap->nchar = Ctrl_H; 5930 // FALLTHROUGH 5931 case 'h': 5932 case 'H': 5933 case Ctrl_H: 5934 # ifdef EBCDIC 5935 // EBCDIC: 'v'-'h' != '^v'-'^h' 5936 if (cap->nchar == Ctrl_H) 5937 cap->cmdchar = Ctrl_V; 5938 else 5939 # endif 5940 cap->cmdchar = cap->nchar + ('v' - 'h'); 5941 cap->arg = TRUE; 5942 nv_visual(cap); 5943 break; 5944 5945 // "gn", "gN" visually select next/previous search match 5946 // "gn" selects next match 5947 // "gN" selects previous match 5948 case 'N': 5949 case 'n': 5950 if (!current_search(cap->count1, cap->nchar == 'n')) 5951 clearopbeep(oap); 5952 break; 5953 5954 /* 5955 * "gj" and "gk" two new funny movement keys -- up and down 5956 * movement based on *screen* line rather than *file* line. 5957 */ 5958 case 'j': 5959 case K_DOWN: 5960 // with 'nowrap' it works just like the normal "j" command; also when 5961 // in a closed fold 5962 if (!curwin->w_p_wrap 5963 #ifdef FEAT_FOLDING 5964 || hasFolding(curwin->w_cursor.lnum, NULL, NULL) 5965 #endif 5966 ) 5967 { 5968 oap->motion_type = MLINE; 5969 i = cursor_down(cap->count1, oap->op_type == OP_NOP); 5970 } 5971 else 5972 i = nv_screengo(oap, FORWARD, cap->count1); 5973 if (i == FAIL) 5974 clearopbeep(oap); 5975 break; 5976 5977 case 'k': 5978 case K_UP: 5979 // with 'nowrap' it works just like the normal "k" command; also when 5980 // in a closed fold 5981 if (!curwin->w_p_wrap 5982 #ifdef FEAT_FOLDING 5983 || hasFolding(curwin->w_cursor.lnum, NULL, NULL) 5984 #endif 5985 ) 5986 { 5987 oap->motion_type = MLINE; 5988 i = cursor_up(cap->count1, oap->op_type == OP_NOP); 5989 } 5990 else 5991 i = nv_screengo(oap, BACKWARD, cap->count1); 5992 if (i == FAIL) 5993 clearopbeep(oap); 5994 break; 5995 5996 /* 5997 * "gJ": join two lines without inserting a space. 5998 */ 5999 case 'J': 6000 nv_join(cap); 6001 break; 6002 6003 /* 6004 * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines. 6005 * "gm": middle of "g0" and "g$". 6006 */ 6007 case '^': 6008 flag = TRUE; 6009 // FALLTHROUGH 6010 6011 case '0': 6012 case 'm': 6013 case K_HOME: 6014 case K_KHOME: 6015 oap->motion_type = MCHAR; 6016 oap->inclusive = FALSE; 6017 if (curwin->w_p_wrap && curwin->w_width != 0) 6018 { 6019 int width1 = curwin->w_width - curwin_col_off(); 6020 int width2 = width1 + curwin_col_off2(); 6021 6022 validate_virtcol(); 6023 i = 0; 6024 if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0) 6025 i = (curwin->w_virtcol - width1) / width2 * width2 + width1; 6026 } 6027 else 6028 i = curwin->w_leftcol; 6029 // Go to the middle of the screen line. When 'number' or 6030 // 'relativenumber' is on and lines are wrapping the middle can be more 6031 // to the left. 6032 if (cap->nchar == 'm') 6033 i += (curwin->w_width - curwin_col_off() 6034 + ((curwin->w_p_wrap && i > 0) 6035 ? curwin_col_off2() : 0)) / 2; 6036 coladvance((colnr_T)i); 6037 if (flag) 6038 { 6039 do 6040 i = gchar_cursor(); 6041 while (VIM_ISWHITE(i) && oneright() == OK); 6042 curwin->w_valid &= ~VALID_WCOL; 6043 } 6044 curwin->w_set_curswant = TRUE; 6045 break; 6046 6047 case 'M': 6048 { 6049 char_u *ptr = ml_get_curline(); 6050 6051 oap->motion_type = MCHAR; 6052 oap->inclusive = FALSE; 6053 if (has_mbyte) 6054 i = mb_string2cells(ptr, (int)STRLEN(ptr)); 6055 else 6056 i = (int)STRLEN(ptr); 6057 if (cap->count0 > 0 && cap->count0 <= 100) 6058 coladvance((colnr_T)(i * cap->count0 / 100)); 6059 else 6060 coladvance((colnr_T)(i / 2)); 6061 curwin->w_set_curswant = TRUE; 6062 } 6063 break; 6064 6065 case '_': 6066 // "g_": to the last non-blank character in the line or <count> lines 6067 // downward. 6068 cap->oap->motion_type = MCHAR; 6069 cap->oap->inclusive = TRUE; 6070 curwin->w_curswant = MAXCOL; 6071 if (cursor_down((long)(cap->count1 - 1), 6072 cap->oap->op_type == OP_NOP) == FAIL) 6073 clearopbeep(cap->oap); 6074 else 6075 { 6076 char_u *ptr = ml_get_curline(); 6077 6078 // In Visual mode we may end up after the line. 6079 if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL) 6080 --curwin->w_cursor.col; 6081 6082 // Decrease the cursor column until it's on a non-blank. 6083 while (curwin->w_cursor.col > 0 6084 && VIM_ISWHITE(ptr[curwin->w_cursor.col])) 6085 --curwin->w_cursor.col; 6086 curwin->w_set_curswant = TRUE; 6087 adjust_for_sel(cap); 6088 } 6089 break; 6090 6091 case '$': 6092 case K_END: 6093 case K_KEND: 6094 { 6095 int col_off = curwin_col_off(); 6096 6097 oap->motion_type = MCHAR; 6098 oap->inclusive = TRUE; 6099 if (curwin->w_p_wrap && curwin->w_width != 0) 6100 { 6101 curwin->w_curswant = MAXCOL; // so we stay at the end 6102 if (cap->count1 == 1) 6103 { 6104 int width1 = curwin->w_width - col_off; 6105 int width2 = width1 + curwin_col_off2(); 6106 6107 validate_virtcol(); 6108 i = width1 - 1; 6109 if (curwin->w_virtcol >= (colnr_T)width1) 6110 i += ((curwin->w_virtcol - width1) / width2 + 1) 6111 * width2; 6112 coladvance((colnr_T)i); 6113 6114 // Make sure we stick in this column. 6115 validate_virtcol(); 6116 curwin->w_curswant = curwin->w_virtcol; 6117 curwin->w_set_curswant = FALSE; 6118 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 6119 { 6120 /* 6121 * Check for landing on a character that got split at 6122 * the end of the line. We do not want to advance to 6123 * the next screen line. 6124 */ 6125 if (curwin->w_virtcol > (colnr_T)i) 6126 --curwin->w_cursor.col; 6127 } 6128 } 6129 else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL) 6130 clearopbeep(oap); 6131 } 6132 else 6133 { 6134 if (cap->count1 > 1) 6135 // if it fails, let the cursor still move to the last char 6136 (void)cursor_down(cap->count1 - 1, FALSE); 6137 6138 i = curwin->w_leftcol + curwin->w_width - col_off - 1; 6139 coladvance((colnr_T)i); 6140 6141 // Make sure we stick in this column. 6142 validate_virtcol(); 6143 curwin->w_curswant = curwin->w_virtcol; 6144 curwin->w_set_curswant = FALSE; 6145 } 6146 } 6147 break; 6148 6149 /* 6150 * "g*" and "g#", like "*" and "#" but without using "\<" and "\>" 6151 */ 6152 case '*': 6153 case '#': 6154 #if POUND != '#' 6155 case POUND: // pound sign (sometimes equal to '#') 6156 #endif 6157 case Ctrl_RSB: // :tag or :tselect for current identifier 6158 case ']': // :tselect for current identifier 6159 nv_ident(cap); 6160 break; 6161 6162 /* 6163 * ge and gE: go back to end of word 6164 */ 6165 case 'e': 6166 case 'E': 6167 oap->motion_type = MCHAR; 6168 curwin->w_set_curswant = TRUE; 6169 oap->inclusive = TRUE; 6170 if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL) 6171 clearopbeep(oap); 6172 break; 6173 6174 /* 6175 * "g CTRL-G": display info about cursor position 6176 */ 6177 case Ctrl_G: 6178 cursor_pos_info(NULL); 6179 break; 6180 6181 /* 6182 * "gi": start Insert at the last position. 6183 */ 6184 case 'i': 6185 if (curbuf->b_last_insert.lnum != 0) 6186 { 6187 curwin->w_cursor = curbuf->b_last_insert; 6188 check_cursor_lnum(); 6189 i = (int)STRLEN(ml_get_curline()); 6190 if (curwin->w_cursor.col > (colnr_T)i) 6191 { 6192 if (virtual_active()) 6193 curwin->w_cursor.coladd += curwin->w_cursor.col - i; 6194 curwin->w_cursor.col = i; 6195 } 6196 } 6197 cap->cmdchar = 'i'; 6198 nv_edit(cap); 6199 break; 6200 6201 /* 6202 * "gI": Start insert in column 1. 6203 */ 6204 case 'I': 6205 beginline(0); 6206 if (!checkclearopq(oap)) 6207 invoke_edit(cap, FALSE, 'g', FALSE); 6208 break; 6209 6210 #ifdef FEAT_SEARCHPATH 6211 /* 6212 * "gf": goto file, edit file under cursor 6213 * "]f" and "[f": can also be used. 6214 */ 6215 case 'f': 6216 case 'F': 6217 nv_gotofile(cap); 6218 break; 6219 #endif 6220 6221 // "g'm" and "g`m": jump to mark without setting pcmark 6222 case '\'': 6223 cap->arg = TRUE; 6224 // FALLTHROUGH 6225 case '`': 6226 nv_gomark(cap); 6227 break; 6228 6229 /* 6230 * "gs": Goto sleep. 6231 */ 6232 case 's': 6233 do_sleep(cap->count1 * 1000L); 6234 break; 6235 6236 /* 6237 * "ga": Display the ascii value of the character under the 6238 * cursor. It is displayed in decimal, hex, and octal. -- webb 6239 */ 6240 case 'a': 6241 do_ascii(NULL); 6242 break; 6243 6244 /* 6245 * "g8": Display the bytes used for the UTF-8 character under the 6246 * cursor. It is displayed in hex. 6247 * "8g8" finds illegal byte sequence. 6248 */ 6249 case '8': 6250 if (cap->count0 == 8) 6251 utf_find_illegal(); 6252 else 6253 show_utf8(); 6254 break; 6255 6256 // "g<": show scrollback text 6257 case '<': 6258 show_sb_text(); 6259 break; 6260 6261 /* 6262 * "gg": Goto the first line in file. With a count it goes to 6263 * that line number like for "G". -- webb 6264 */ 6265 case 'g': 6266 cap->arg = FALSE; 6267 nv_goto(cap); 6268 break; 6269 6270 /* 6271 * Two-character operators: 6272 * "gq" Format text 6273 * "gw" Format text and keep cursor position 6274 * "g~" Toggle the case of the text. 6275 * "gu" Change text to lower case. 6276 * "gU" Change text to upper case. 6277 * "g?" rot13 encoding 6278 * "g@" call 'operatorfunc' 6279 */ 6280 case 'q': 6281 case 'w': 6282 oap->cursor_start = curwin->w_cursor; 6283 // FALLTHROUGH 6284 case '~': 6285 case 'u': 6286 case 'U': 6287 case '?': 6288 case '@': 6289 nv_operator(cap); 6290 break; 6291 6292 /* 6293 * "gd": Find first occurrence of pattern under the cursor in the 6294 * current function 6295 * "gD": idem, but in the current file. 6296 */ 6297 case 'd': 6298 case 'D': 6299 nv_gd(oap, cap->nchar, (int)cap->count0); 6300 break; 6301 6302 /* 6303 * g<*Mouse> : <C-*mouse> 6304 */ 6305 case K_MIDDLEMOUSE: 6306 case K_MIDDLEDRAG: 6307 case K_MIDDLERELEASE: 6308 case K_LEFTMOUSE: 6309 case K_LEFTDRAG: 6310 case K_LEFTRELEASE: 6311 case K_MOUSEMOVE: 6312 case K_RIGHTMOUSE: 6313 case K_RIGHTDRAG: 6314 case K_RIGHTRELEASE: 6315 case K_X1MOUSE: 6316 case K_X1DRAG: 6317 case K_X1RELEASE: 6318 case K_X2MOUSE: 6319 case K_X2DRAG: 6320 case K_X2RELEASE: 6321 mod_mask = MOD_MASK_CTRL; 6322 (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0); 6323 break; 6324 6325 case K_IGNORE: 6326 break; 6327 6328 /* 6329 * "gP" and "gp": same as "P" and "p" but leave cursor just after new text 6330 */ 6331 case 'p': 6332 case 'P': 6333 nv_put(cap); 6334 break; 6335 6336 #ifdef FEAT_BYTEOFF 6337 // "go": goto byte count from start of buffer 6338 case 'o': 6339 goto_byte(cap->count0); 6340 break; 6341 #endif 6342 6343 // "gQ": improved Ex mode 6344 case 'Q': 6345 if (text_locked()) 6346 { 6347 clearopbeep(cap->oap); 6348 text_locked_msg(); 6349 break; 6350 } 6351 6352 if (!checkclearopq(oap)) 6353 do_exmode(TRUE); 6354 break; 6355 6356 #ifdef FEAT_JUMPLIST 6357 case ',': 6358 nv_pcmark(cap); 6359 break; 6360 6361 case ';': 6362 cap->count1 = -cap->count1; 6363 nv_pcmark(cap); 6364 break; 6365 #endif 6366 6367 case 't': 6368 if (!checkclearop(oap)) 6369 goto_tabpage((int)cap->count0); 6370 break; 6371 case 'T': 6372 if (!checkclearop(oap)) 6373 goto_tabpage(-(int)cap->count1); 6374 break; 6375 6376 case TAB: 6377 if (!checkclearop(oap) && goto_tabpage_lastused() == FAIL) 6378 clearopbeep(oap); 6379 break; 6380 6381 case '+': 6382 case '-': // "g+" and "g-": undo or redo along the timeline 6383 if (!checkclearopq(oap)) 6384 undo_time(cap->nchar == '-' ? -cap->count1 : cap->count1, 6385 FALSE, FALSE, FALSE); 6386 break; 6387 6388 default: 6389 clearopbeep(oap); 6390 break; 6391 } 6392 } 6393 6394 /* 6395 * Handle "o" and "O" commands. 6396 */ 6397 static void 6398 n_opencmd(cmdarg_T *cap) 6399 { 6400 #ifdef FEAT_CONCEAL 6401 linenr_T oldline = curwin->w_cursor.lnum; 6402 #endif 6403 6404 if (!checkclearopq(cap->oap)) 6405 { 6406 #ifdef FEAT_FOLDING 6407 if (cap->cmdchar == 'O') 6408 // Open above the first line of a folded sequence of lines 6409 (void)hasFolding(curwin->w_cursor.lnum, 6410 &curwin->w_cursor.lnum, NULL); 6411 else 6412 // Open below the last line of a folded sequence of lines 6413 (void)hasFolding(curwin->w_cursor.lnum, 6414 NULL, &curwin->w_cursor.lnum); 6415 #endif 6416 if (u_save((linenr_T)(curwin->w_cursor.lnum - 6417 (cap->cmdchar == 'O' ? 1 : 0)), 6418 (linenr_T)(curwin->w_cursor.lnum + 6419 (cap->cmdchar == 'o' ? 1 : 0)) 6420 ) == OK 6421 && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD, 6422 has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM : 0, 6423 0) == OK) 6424 { 6425 #ifdef FEAT_CONCEAL 6426 if (curwin->w_p_cole > 0 && oldline != curwin->w_cursor.lnum) 6427 redrawWinline(curwin, oldline); 6428 #endif 6429 #ifdef FEAT_SYN_HL 6430 if (curwin->w_p_cul) 6431 // force redraw of cursorline 6432 curwin->w_valid &= ~VALID_CROW; 6433 #endif 6434 // When '#' is in 'cpoptions' ignore the count. 6435 if (vim_strchr(p_cpo, CPO_HASH) != NULL) 6436 cap->count1 = 1; 6437 invoke_edit(cap, FALSE, cap->cmdchar, TRUE); 6438 } 6439 } 6440 } 6441 6442 /* 6443 * "." command: redo last change. 6444 */ 6445 static void 6446 nv_dot(cmdarg_T *cap) 6447 { 6448 if (!checkclearopq(cap->oap)) 6449 { 6450 /* 6451 * If "restart_edit" is TRUE, the last but one command is repeated 6452 * instead of the last command (inserting text). This is used for 6453 * CTRL-O <.> in insert mode. 6454 */ 6455 if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL) 6456 clearopbeep(cap->oap); 6457 } 6458 } 6459 6460 /* 6461 * CTRL-R: undo undo 6462 */ 6463 static void 6464 nv_redo(cmdarg_T *cap) 6465 { 6466 if (!checkclearopq(cap->oap)) 6467 { 6468 u_redo((int)cap->count1); 6469 curwin->w_set_curswant = TRUE; 6470 } 6471 } 6472 6473 /* 6474 * Handle "U" command. 6475 */ 6476 static void 6477 nv_Undo(cmdarg_T *cap) 6478 { 6479 // In Visual mode and typing "gUU" triggers an operator 6480 if (cap->oap->op_type == OP_UPPER || VIsual_active) 6481 { 6482 // translate "gUU" to "gUgU" 6483 cap->cmdchar = 'g'; 6484 cap->nchar = 'U'; 6485 nv_operator(cap); 6486 } 6487 else if (!checkclearopq(cap->oap)) 6488 { 6489 u_undoline(); 6490 curwin->w_set_curswant = TRUE; 6491 } 6492 } 6493 6494 /* 6495 * '~' command: If tilde is not an operator and Visual is off: swap case of a 6496 * single character. 6497 */ 6498 static void 6499 nv_tilde(cmdarg_T *cap) 6500 { 6501 if (!p_to && !VIsual_active && cap->oap->op_type != OP_TILDE) 6502 { 6503 #ifdef FEAT_JOB_CHANNEL 6504 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 6505 { 6506 clearopbeep(cap->oap); 6507 return; 6508 } 6509 #endif 6510 n_swapchar(cap); 6511 } 6512 else 6513 nv_operator(cap); 6514 } 6515 6516 /* 6517 * Handle an operator command. 6518 * The actual work is done by do_pending_operator(). 6519 */ 6520 static void 6521 nv_operator(cmdarg_T *cap) 6522 { 6523 int op_type; 6524 6525 op_type = get_op_type(cap->cmdchar, cap->nchar); 6526 #ifdef FEAT_JOB_CHANNEL 6527 if (bt_prompt(curbuf) && op_is_change(op_type) && !prompt_curpos_editable()) 6528 { 6529 clearopbeep(cap->oap); 6530 return; 6531 } 6532 #endif 6533 6534 if (op_type == cap->oap->op_type) // double operator works on lines 6535 nv_lineop(cap); 6536 else if (!checkclearop(cap->oap)) 6537 { 6538 cap->oap->start = curwin->w_cursor; 6539 cap->oap->op_type = op_type; 6540 #ifdef FEAT_EVAL 6541 set_op_var(op_type); 6542 #endif 6543 } 6544 } 6545 6546 #ifdef FEAT_EVAL 6547 /* 6548 * Set v:operator to the characters for "optype". 6549 */ 6550 static void 6551 set_op_var(int optype) 6552 { 6553 char_u opchars[3]; 6554 6555 if (optype == OP_NOP) 6556 set_vim_var_string(VV_OP, NULL, 0); 6557 else 6558 { 6559 opchars[0] = get_op_char(optype); 6560 opchars[1] = get_extra_op_char(optype); 6561 opchars[2] = NUL; 6562 set_vim_var_string(VV_OP, opchars, -1); 6563 } 6564 } 6565 #endif 6566 6567 /* 6568 * Handle linewise operator "dd", "yy", etc. 6569 * 6570 * "_" is is a strange motion command that helps make operators more logical. 6571 * It is actually implemented, but not documented in the real Vi. This motion 6572 * command actually refers to "the current line". Commands like "dd" and "yy" 6573 * are really an alternate form of "d_" and "y_". It does accept a count, so 6574 * "d3_" works to delete 3 lines. 6575 */ 6576 static void 6577 nv_lineop(cmdarg_T *cap) 6578 { 6579 cap->oap->motion_type = MLINE; 6580 if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL) 6581 clearopbeep(cap->oap); 6582 else if ( (cap->oap->op_type == OP_DELETE // only with linewise motions 6583 && cap->oap->motion_force != 'v' 6584 && cap->oap->motion_force != Ctrl_V) 6585 || cap->oap->op_type == OP_LSHIFT 6586 || cap->oap->op_type == OP_RSHIFT) 6587 beginline(BL_SOL | BL_FIX); 6588 else if (cap->oap->op_type != OP_YANK) // 'Y' does not move cursor 6589 beginline(BL_WHITE | BL_FIX); 6590 } 6591 6592 /* 6593 * <Home> command. 6594 */ 6595 static void 6596 nv_home(cmdarg_T *cap) 6597 { 6598 // CTRL-HOME is like "gg" 6599 if (mod_mask & MOD_MASK_CTRL) 6600 nv_goto(cap); 6601 else 6602 { 6603 cap->count0 = 1; 6604 nv_pipe(cap); 6605 } 6606 ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a 6607 // one-character line). 6608 } 6609 6610 /* 6611 * "|" command. 6612 */ 6613 static void 6614 nv_pipe(cmdarg_T *cap) 6615 { 6616 cap->oap->motion_type = MCHAR; 6617 cap->oap->inclusive = FALSE; 6618 beginline(0); 6619 if (cap->count0 > 0) 6620 { 6621 coladvance((colnr_T)(cap->count0 - 1)); 6622 curwin->w_curswant = (colnr_T)(cap->count0 - 1); 6623 } 6624 else 6625 curwin->w_curswant = 0; 6626 // keep curswant at the column where we wanted to go, not where 6627 // we ended; differs if line is too short 6628 curwin->w_set_curswant = FALSE; 6629 } 6630 6631 /* 6632 * Handle back-word command "b" and "B". 6633 * cap->arg is 1 for "B" 6634 */ 6635 static void 6636 nv_bck_word(cmdarg_T *cap) 6637 { 6638 cap->oap->motion_type = MCHAR; 6639 cap->oap->inclusive = FALSE; 6640 curwin->w_set_curswant = TRUE; 6641 if (bck_word(cap->count1, cap->arg, FALSE) == FAIL) 6642 clearopbeep(cap->oap); 6643 #ifdef FEAT_FOLDING 6644 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6645 foldOpenCursor(); 6646 #endif 6647 } 6648 6649 /* 6650 * Handle word motion commands "e", "E", "w" and "W". 6651 * cap->arg is TRUE for "E" and "W". 6652 */ 6653 static void 6654 nv_wordcmd(cmdarg_T *cap) 6655 { 6656 int n; 6657 int word_end; 6658 int flag = FALSE; 6659 pos_T startpos = curwin->w_cursor; 6660 6661 /* 6662 * Set inclusive for the "E" and "e" command. 6663 */ 6664 if (cap->cmdchar == 'e' || cap->cmdchar == 'E') 6665 word_end = TRUE; 6666 else 6667 word_end = FALSE; 6668 cap->oap->inclusive = word_end; 6669 6670 /* 6671 * "cw" and "cW" are a special case. 6672 */ 6673 if (!word_end && cap->oap->op_type == OP_CHANGE) 6674 { 6675 n = gchar_cursor(); 6676 if (n != NUL) // not an empty line 6677 { 6678 if (VIM_ISWHITE(n)) 6679 { 6680 /* 6681 * Reproduce a funny Vi behaviour: "cw" on a blank only 6682 * changes one character, not all blanks until the start of 6683 * the next word. Only do this when the 'w' flag is included 6684 * in 'cpoptions'. 6685 */ 6686 if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL) 6687 { 6688 cap->oap->inclusive = TRUE; 6689 cap->oap->motion_type = MCHAR; 6690 return; 6691 } 6692 } 6693 else 6694 { 6695 /* 6696 * This is a little strange. To match what the real Vi does, 6697 * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided 6698 * that we are not on a space or a TAB. This seems impolite 6699 * at first, but it's really more what we mean when we say 6700 * 'cw'. 6701 * Another strangeness: When standing on the end of a word 6702 * "ce" will change until the end of the next word, but "cw" 6703 * will change only one character! This is done by setting 6704 * flag. 6705 */ 6706 cap->oap->inclusive = TRUE; 6707 word_end = TRUE; 6708 flag = TRUE; 6709 } 6710 } 6711 } 6712 6713 cap->oap->motion_type = MCHAR; 6714 curwin->w_set_curswant = TRUE; 6715 if (word_end) 6716 n = end_word(cap->count1, cap->arg, flag, FALSE); 6717 else 6718 n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP); 6719 6720 // Don't leave the cursor on the NUL past the end of line. Unless we 6721 // didn't move it forward. 6722 if (LT_POS(startpos, curwin->w_cursor)) 6723 adjust_cursor(cap->oap); 6724 6725 if (n == FAIL && cap->oap->op_type == OP_NOP) 6726 clearopbeep(cap->oap); 6727 else 6728 { 6729 adjust_for_sel(cap); 6730 #ifdef FEAT_FOLDING 6731 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6732 foldOpenCursor(); 6733 #endif 6734 } 6735 } 6736 6737 /* 6738 * Used after a movement command: If the cursor ends up on the NUL after the 6739 * end of the line, may move it back to the last character and make the motion 6740 * inclusive. 6741 */ 6742 static void 6743 adjust_cursor(oparg_T *oap) 6744 { 6745 // The cursor cannot remain on the NUL when: 6746 // - the column is > 0 6747 // - not in Visual mode or 'selection' is "o" 6748 // - 'virtualedit' is not "all" and not "onemore". 6749 if (curwin->w_cursor.col > 0 && gchar_cursor() == NUL 6750 && (!VIsual_active || *p_sel == 'o') 6751 && !virtual_active() && (ve_flags & VE_ONEMORE) == 0) 6752 { 6753 --curwin->w_cursor.col; 6754 // prevent cursor from moving on the trail byte 6755 if (has_mbyte) 6756 mb_adjust_cursor(); 6757 oap->inclusive = TRUE; 6758 } 6759 } 6760 6761 /* 6762 * "0" and "^" commands. 6763 * cap->arg is the argument for beginline(). 6764 */ 6765 static void 6766 nv_beginline(cmdarg_T *cap) 6767 { 6768 cap->oap->motion_type = MCHAR; 6769 cap->oap->inclusive = FALSE; 6770 beginline(cap->arg); 6771 #ifdef FEAT_FOLDING 6772 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6773 foldOpenCursor(); 6774 #endif 6775 ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a 6776 // one-character line). 6777 } 6778 6779 /* 6780 * In exclusive Visual mode, may include the last character. 6781 */ 6782 static void 6783 adjust_for_sel(cmdarg_T *cap) 6784 { 6785 if (VIsual_active && cap->oap->inclusive && *p_sel == 'e' 6786 && gchar_cursor() != NUL && LT_POS(VIsual, curwin->w_cursor)) 6787 { 6788 if (has_mbyte) 6789 inc_cursor(); 6790 else 6791 ++curwin->w_cursor.col; 6792 cap->oap->inclusive = FALSE; 6793 } 6794 } 6795 6796 /* 6797 * Exclude last character at end of Visual area for 'selection' == "exclusive". 6798 * Should check VIsual_mode before calling this. 6799 * Returns TRUE when backed up to the previous line. 6800 */ 6801 int 6802 unadjust_for_sel(void) 6803 { 6804 pos_T *pp; 6805 6806 if (*p_sel == 'e' && !EQUAL_POS(VIsual, curwin->w_cursor)) 6807 { 6808 if (LT_POS(VIsual, curwin->w_cursor)) 6809 pp = &curwin->w_cursor; 6810 else 6811 pp = &VIsual; 6812 if (pp->coladd > 0) 6813 --pp->coladd; 6814 else 6815 if (pp->col > 0) 6816 { 6817 --pp->col; 6818 mb_adjustpos(curbuf, pp); 6819 } 6820 else if (pp->lnum > 1) 6821 { 6822 --pp->lnum; 6823 pp->col = (colnr_T)STRLEN(ml_get(pp->lnum)); 6824 return TRUE; 6825 } 6826 } 6827 return FALSE; 6828 } 6829 6830 /* 6831 * SELECT key in Normal or Visual mode: end of Select mode mapping. 6832 */ 6833 static void 6834 nv_select(cmdarg_T *cap) 6835 { 6836 if (VIsual_active) 6837 VIsual_select = TRUE; 6838 else if (VIsual_reselect) 6839 { 6840 cap->nchar = 'v'; // fake "gv" command 6841 cap->arg = TRUE; 6842 nv_g_cmd(cap); 6843 } 6844 } 6845 6846 6847 /* 6848 * "G", "gg", CTRL-END, CTRL-HOME. 6849 * cap->arg is TRUE for "G". 6850 */ 6851 static void 6852 nv_goto(cmdarg_T *cap) 6853 { 6854 linenr_T lnum; 6855 6856 if (cap->arg) 6857 lnum = curbuf->b_ml.ml_line_count; 6858 else 6859 lnum = 1L; 6860 cap->oap->motion_type = MLINE; 6861 setpcmark(); 6862 6863 // When a count is given, use it instead of the default lnum 6864 if (cap->count0 != 0) 6865 lnum = cap->count0; 6866 if (lnum < 1L) 6867 lnum = 1L; 6868 else if (lnum > curbuf->b_ml.ml_line_count) 6869 lnum = curbuf->b_ml.ml_line_count; 6870 curwin->w_cursor.lnum = lnum; 6871 beginline(BL_SOL | BL_FIX); 6872 #ifdef FEAT_FOLDING 6873 if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP) 6874 foldOpenCursor(); 6875 #endif 6876 } 6877 6878 /* 6879 * CTRL-\ in Normal mode. 6880 */ 6881 static void 6882 nv_normal(cmdarg_T *cap) 6883 { 6884 if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G) 6885 { 6886 clearop(cap->oap); 6887 if (restart_edit != 0 && mode_displayed) 6888 clear_cmdline = TRUE; // unshow mode later 6889 restart_edit = 0; 6890 #ifdef FEAT_CMDWIN 6891 if (cmdwin_type != 0) 6892 cmdwin_result = Ctrl_C; 6893 #endif 6894 if (VIsual_active) 6895 { 6896 end_visual_mode(); // stop Visual 6897 redraw_curbuf_later(INVERTED); 6898 } 6899 // CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. 6900 if (cap->nchar == Ctrl_G && p_im) 6901 restart_edit = 'a'; 6902 } 6903 else 6904 clearopbeep(cap->oap); 6905 } 6906 6907 /* 6908 * ESC in Normal mode: beep, but don't flush buffers. 6909 * Don't even beep if we are canceling a command. 6910 */ 6911 static void 6912 nv_esc(cmdarg_T *cap) 6913 { 6914 int no_reason; 6915 6916 no_reason = (cap->oap->op_type == OP_NOP 6917 && cap->opcount == 0 6918 && cap->count0 == 0 6919 && cap->oap->regname == 0 6920 && !p_im); 6921 6922 if (cap->arg) // TRUE for CTRL-C 6923 { 6924 if (restart_edit == 0 6925 #ifdef FEAT_CMDWIN 6926 && cmdwin_type == 0 6927 #endif 6928 && !VIsual_active 6929 && no_reason) 6930 { 6931 if (anyBufIsChanged()) 6932 msg(_("Type :qa! and press <Enter> to abandon all changes and exit Vim")); 6933 else 6934 msg(_("Type :qa and press <Enter> to exit Vim")); 6935 } 6936 6937 // Don't reset "restart_edit" when 'insertmode' is set, it won't be 6938 // set again below when halfway a mapping. 6939 if (!p_im) 6940 restart_edit = 0; 6941 #ifdef FEAT_CMDWIN 6942 if (cmdwin_type != 0) 6943 { 6944 cmdwin_result = K_IGNORE; 6945 got_int = FALSE; // don't stop executing autocommands et al. 6946 return; 6947 } 6948 #endif 6949 } 6950 6951 if (VIsual_active) 6952 { 6953 end_visual_mode(); // stop Visual 6954 check_cursor_col(); // make sure cursor is not beyond EOL 6955 curwin->w_set_curswant = TRUE; 6956 redraw_curbuf_later(INVERTED); 6957 } 6958 else if (no_reason) 6959 vim_beep(BO_ESC); 6960 clearop(cap->oap); 6961 6962 // A CTRL-C is often used at the start of a menu. When 'insertmode' is 6963 // set return to Insert mode afterwards. 6964 if (restart_edit == 0 && goto_im() && ex_normal_busy == 0) 6965 restart_edit = 'a'; 6966 } 6967 6968 /* 6969 * Move the cursor for the "A" command. 6970 */ 6971 void 6972 set_cursor_for_append_to_line(void) 6973 { 6974 curwin->w_set_curswant = TRUE; 6975 if (ve_flags == VE_ALL) 6976 { 6977 int save_State = State; 6978 6979 // Pretend Insert mode here to allow the cursor on the 6980 // character past the end of the line 6981 State = INSERT; 6982 coladvance((colnr_T)MAXCOL); 6983 State = save_State; 6984 } 6985 else 6986 curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor()); 6987 } 6988 6989 /* 6990 * Handle "A", "a", "I", "i" and <Insert> commands. 6991 * Also handle K_PS, start bracketed paste. 6992 */ 6993 static void 6994 nv_edit(cmdarg_T *cap) 6995 { 6996 // <Insert> is equal to "i" 6997 if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS) 6998 cap->cmdchar = 'i'; 6999 7000 // in Visual mode "A" and "I" are an operator 7001 if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I')) 7002 { 7003 #ifdef FEAT_TERMINAL 7004 if (term_in_normal_mode()) 7005 { 7006 end_visual_mode(); 7007 clearop(cap->oap); 7008 term_enter_job_mode(); 7009 return; 7010 } 7011 #endif 7012 v_visop(cap); 7013 } 7014 7015 // in Visual mode and after an operator "a" and "i" are for text objects 7016 else if ((cap->cmdchar == 'a' || cap->cmdchar == 'i') 7017 && (cap->oap->op_type != OP_NOP || VIsual_active)) 7018 { 7019 #ifdef FEAT_TEXTOBJ 7020 nv_object(cap); 7021 #else 7022 clearopbeep(cap->oap); 7023 #endif 7024 } 7025 #ifdef FEAT_TERMINAL 7026 else if (term_in_normal_mode()) 7027 { 7028 clearop(cap->oap); 7029 term_enter_job_mode(); 7030 return; 7031 } 7032 #endif 7033 else if (!curbuf->b_p_ma && !p_im) 7034 { 7035 // Only give this error when 'insertmode' is off. 7036 emsg(_(e_modifiable)); 7037 clearop(cap->oap); 7038 if (cap->cmdchar == K_PS) 7039 // drop the pasted text 7040 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7041 } 7042 else if (cap->cmdchar == K_PS && VIsual_active) 7043 { 7044 pos_T old_pos = curwin->w_cursor; 7045 pos_T old_visual = VIsual; 7046 7047 // In Visual mode the selected text is deleted. 7048 if (VIsual_mode == 'V' || curwin->w_cursor.lnum != VIsual.lnum) 7049 { 7050 shift_delete_registers(); 7051 cap->oap->regname = '1'; 7052 } 7053 else 7054 cap->oap->regname = '-'; 7055 cap->cmdchar = 'd'; 7056 cap->nchar = NUL; 7057 nv_operator(cap); 7058 do_pending_operator(cap, 0, FALSE); 7059 cap->cmdchar = K_PS; 7060 7061 // When the last char in the line was deleted then append. Detect this 7062 // by checking if the cursor moved to before the Visual area. 7063 if (*ml_get_cursor() != NUL && LT_POS(curwin->w_cursor, old_pos) 7064 && LT_POS(curwin->w_cursor, old_visual)) 7065 inc_cursor(); 7066 7067 // Insert to replace the deleted text with the pasted text. 7068 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7069 } 7070 else if (!checkclearopq(cap->oap)) 7071 { 7072 switch (cap->cmdchar) 7073 { 7074 case 'A': // "A"ppend after the line 7075 set_cursor_for_append_to_line(); 7076 break; 7077 7078 case 'I': // "I"nsert before the first non-blank 7079 if (vim_strchr(p_cpo, CPO_INSEND) == NULL) 7080 beginline(BL_WHITE); 7081 else 7082 beginline(BL_WHITE|BL_FIX); 7083 break; 7084 7085 case K_PS: 7086 // Bracketed paste works like "a"ppend, unless the cursor is in 7087 // the first column, then it inserts. 7088 if (curwin->w_cursor.col == 0) 7089 break; 7090 // FALLTHROUGH 7091 7092 case 'a': // "a"ppend is like "i"nsert on the next character. 7093 // increment coladd when in virtual space, increment the 7094 // column otherwise, also to append after an unprintable char 7095 if (virtual_active() 7096 && (curwin->w_cursor.coladd > 0 7097 || *ml_get_cursor() == NUL 7098 || *ml_get_cursor() == TAB)) 7099 curwin->w_cursor.coladd++; 7100 else if (*ml_get_cursor() != NUL) 7101 inc_cursor(); 7102 break; 7103 } 7104 7105 if (curwin->w_cursor.coladd && cap->cmdchar != 'A') 7106 { 7107 int save_State = State; 7108 7109 // Pretend Insert mode here to allow the cursor on the 7110 // character past the end of the line 7111 State = INSERT; 7112 coladvance(getviscol()); 7113 State = save_State; 7114 } 7115 7116 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7117 } 7118 else if (cap->cmdchar == K_PS) 7119 // drop the pasted text 7120 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7121 } 7122 7123 /* 7124 * Invoke edit() and take care of "restart_edit" and the return value. 7125 */ 7126 static void 7127 invoke_edit( 7128 cmdarg_T *cap, 7129 int repl, // "r" or "gr" command 7130 int cmd, 7131 int startln) 7132 { 7133 int restart_edit_save = 0; 7134 7135 // Complicated: When the user types "a<C-O>a" we don't want to do Insert 7136 // mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow 7137 // it. 7138 if (repl || !stuff_empty()) 7139 restart_edit_save = restart_edit; 7140 else 7141 restart_edit_save = 0; 7142 7143 // Always reset "restart_edit", this is not a restarted edit. 7144 restart_edit = 0; 7145 7146 if (edit(cmd, startln, cap->count1)) 7147 cap->retval |= CA_COMMAND_BUSY; 7148 7149 if (restart_edit == 0) 7150 restart_edit = restart_edit_save; 7151 } 7152 7153 #ifdef FEAT_TEXTOBJ 7154 /* 7155 * "a" or "i" while an operator is pending or in Visual mode: object motion. 7156 */ 7157 static void 7158 nv_object( 7159 cmdarg_T *cap) 7160 { 7161 int flag; 7162 int include; 7163 char_u *mps_save; 7164 7165 if (cap->cmdchar == 'i') 7166 include = FALSE; // "ix" = inner object: exclude white space 7167 else 7168 include = TRUE; // "ax" = an object: include white space 7169 7170 // Make sure (), [], {} and <> are in 'matchpairs' 7171 mps_save = curbuf->b_p_mps; 7172 curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>"; 7173 7174 switch (cap->nchar) 7175 { 7176 case 'w': // "aw" = a word 7177 flag = current_word(cap->oap, cap->count1, include, FALSE); 7178 break; 7179 case 'W': // "aW" = a WORD 7180 flag = current_word(cap->oap, cap->count1, include, TRUE); 7181 break; 7182 case 'b': // "ab" = a braces block 7183 case '(': 7184 case ')': 7185 flag = current_block(cap->oap, cap->count1, include, '(', ')'); 7186 break; 7187 case 'B': // "aB" = a Brackets block 7188 case '{': 7189 case '}': 7190 flag = current_block(cap->oap, cap->count1, include, '{', '}'); 7191 break; 7192 case '[': // "a[" = a [] block 7193 case ']': 7194 flag = current_block(cap->oap, cap->count1, include, '[', ']'); 7195 break; 7196 case '<': // "a<" = a <> block 7197 case '>': 7198 flag = current_block(cap->oap, cap->count1, include, '<', '>'); 7199 break; 7200 case 't': // "at" = a tag block (xml and html) 7201 // Do not adjust oap->end in do_pending_operator() 7202 // otherwise there are different results for 'dit' 7203 // (note leading whitespace in last line): 7204 // 1) <b> 2) <b> 7205 // foobar foobar 7206 // </b> </b> 7207 cap->retval |= CA_NO_ADJ_OP_END; 7208 flag = current_tagblock(cap->oap, cap->count1, include); 7209 break; 7210 case 'p': // "ap" = a paragraph 7211 flag = current_par(cap->oap, cap->count1, include, 'p'); 7212 break; 7213 case 's': // "as" = a sentence 7214 flag = current_sent(cap->oap, cap->count1, include); 7215 break; 7216 case '"': // "a"" = a double quoted string 7217 case '\'': // "a'" = a single quoted string 7218 case '`': // "a`" = a backtick quoted string 7219 flag = current_quote(cap->oap, cap->count1, include, 7220 cap->nchar); 7221 break; 7222 #if 0 // TODO 7223 case 'S': // "aS" = a section 7224 case 'f': // "af" = a filename 7225 case 'u': // "au" = a URL 7226 #endif 7227 default: 7228 flag = FAIL; 7229 break; 7230 } 7231 7232 curbuf->b_p_mps = mps_save; 7233 if (flag == FAIL) 7234 clearopbeep(cap->oap); 7235 adjust_cursor_col(); 7236 curwin->w_set_curswant = TRUE; 7237 } 7238 #endif 7239 7240 /* 7241 * "q" command: Start/stop recording. 7242 * "q:", "q/", "q?": edit command-line in command-line window. 7243 */ 7244 static void 7245 nv_record(cmdarg_T *cap) 7246 { 7247 if (cap->oap->op_type == OP_FORMAT) 7248 { 7249 // "gqq" is the same as "gqgq": format line 7250 cap->cmdchar = 'g'; 7251 cap->nchar = 'q'; 7252 nv_operator(cap); 7253 } 7254 else if (!checkclearop(cap->oap)) 7255 { 7256 #ifdef FEAT_CMDWIN 7257 if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?') 7258 { 7259 stuffcharReadbuff(cap->nchar); 7260 stuffcharReadbuff(K_CMDWIN); 7261 } 7262 else 7263 #endif 7264 // (stop) recording into a named register, unless executing a 7265 // register 7266 if (reg_executing == 0 && do_record(cap->nchar) == FAIL) 7267 clearopbeep(cap->oap); 7268 } 7269 } 7270 7271 /* 7272 * Handle the "@r" command. 7273 */ 7274 static void 7275 nv_at(cmdarg_T *cap) 7276 { 7277 if (checkclearop(cap->oap)) 7278 return; 7279 #ifdef FEAT_EVAL 7280 if (cap->nchar == '=') 7281 { 7282 if (get_expr_register() == NUL) 7283 return; 7284 } 7285 #endif 7286 while (cap->count1-- && !got_int) 7287 { 7288 if (do_execreg(cap->nchar, FALSE, FALSE, FALSE) == FAIL) 7289 { 7290 clearopbeep(cap->oap); 7291 break; 7292 } 7293 line_breakcheck(); 7294 } 7295 } 7296 7297 /* 7298 * Handle the CTRL-U and CTRL-D commands. 7299 */ 7300 static void 7301 nv_halfpage(cmdarg_T *cap) 7302 { 7303 if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1) 7304 || (cap->cmdchar == Ctrl_D 7305 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)) 7306 clearopbeep(cap->oap); 7307 else if (!checkclearop(cap->oap)) 7308 halfpage(cap->cmdchar == Ctrl_D, cap->count0); 7309 } 7310 7311 /* 7312 * Handle "J" or "gJ" command. 7313 */ 7314 static void 7315 nv_join(cmdarg_T *cap) 7316 { 7317 if (VIsual_active) // join the visual lines 7318 nv_operator(cap); 7319 else if (!checkclearop(cap->oap)) 7320 { 7321 if (cap->count0 <= 1) 7322 cap->count0 = 2; // default for join is two lines! 7323 if (curwin->w_cursor.lnum + cap->count0 - 1 > 7324 curbuf->b_ml.ml_line_count) 7325 { 7326 // can't join when on the last line 7327 if (cap->count0 <= 2) 7328 { 7329 clearopbeep(cap->oap); 7330 return; 7331 } 7332 cap->count0 = curbuf->b_ml.ml_line_count 7333 - curwin->w_cursor.lnum + 1; 7334 } 7335 7336 prep_redo(cap->oap->regname, cap->count0, 7337 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 7338 (void)do_join(cap->count0, cap->nchar == NUL, TRUE, TRUE, TRUE); 7339 } 7340 } 7341 7342 /* 7343 * "P", "gP", "p" and "gp" commands. 7344 */ 7345 static void 7346 nv_put(cmdarg_T *cap) 7347 { 7348 nv_put_opt(cap, FALSE); 7349 } 7350 7351 /* 7352 * "P", "gP", "p" and "gp" commands. 7353 * "fix_indent" is TRUE for "[p", "[P", "]p" and "]P". 7354 */ 7355 static void 7356 nv_put_opt(cmdarg_T *cap, int fix_indent) 7357 { 7358 int regname = 0; 7359 void *reg1 = NULL, *reg2 = NULL; 7360 int empty = FALSE; 7361 int was_visual = FALSE; 7362 int dir; 7363 int flags = 0; 7364 7365 if (cap->oap->op_type != OP_NOP) 7366 { 7367 #ifdef FEAT_DIFF 7368 // "dp" is ":diffput" 7369 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p') 7370 { 7371 clearop(cap->oap); 7372 nv_diffgetput(TRUE, cap->opcount); 7373 } 7374 else 7375 #endif 7376 clearopbeep(cap->oap); 7377 } 7378 #ifdef FEAT_JOB_CHANNEL 7379 else if (bt_prompt(curbuf) && !prompt_curpos_editable()) 7380 { 7381 clearopbeep(cap->oap); 7382 } 7383 #endif 7384 else 7385 { 7386 if (fix_indent) 7387 { 7388 dir = (cap->cmdchar == ']' && cap->nchar == 'p') 7389 ? FORWARD : BACKWARD; 7390 flags |= PUT_FIXINDENT; 7391 } 7392 else 7393 dir = (cap->cmdchar == 'P' 7394 || (cap->cmdchar == 'g' && cap->nchar == 'P')) 7395 ? BACKWARD : FORWARD; 7396 prep_redo_cmd(cap); 7397 if (cap->cmdchar == 'g') 7398 flags |= PUT_CURSEND; 7399 7400 if (VIsual_active) 7401 { 7402 // Putting in Visual mode: The put text replaces the selected 7403 // text. First delete the selected text, then put the new text. 7404 // Need to save and restore the registers that the delete 7405 // overwrites if the old contents is being put. 7406 was_visual = TRUE; 7407 regname = cap->oap->regname; 7408 #ifdef FEAT_CLIPBOARD 7409 adjust_clip_reg(®name); 7410 #endif 7411 if (regname == 0 || regname == '"' 7412 || VIM_ISDIGIT(regname) || regname == '-' 7413 #ifdef FEAT_CLIPBOARD 7414 || (clip_unnamed && (regname == '*' || regname == '+')) 7415 #endif 7416 7417 ) 7418 { 7419 // The delete is going to overwrite the register we want to 7420 // put, save it first. 7421 reg1 = get_register(regname, TRUE); 7422 } 7423 7424 // Now delete the selected text. Avoid messages here. 7425 cap->cmdchar = 'd'; 7426 cap->nchar = NUL; 7427 cap->oap->regname = NUL; 7428 ++msg_silent; 7429 nv_operator(cap); 7430 do_pending_operator(cap, 0, FALSE); 7431 empty = (curbuf->b_ml.ml_flags & ML_EMPTY); 7432 --msg_silent; 7433 7434 // delete PUT_LINE_BACKWARD; 7435 cap->oap->regname = regname; 7436 7437 if (reg1 != NULL) 7438 { 7439 // Delete probably changed the register we want to put, save 7440 // it first. Then put back what was there before the delete. 7441 reg2 = get_register(regname, FALSE); 7442 put_register(regname, reg1); 7443 } 7444 7445 // When deleted a linewise Visual area, put the register as 7446 // lines to avoid it joined with the next line. When deletion was 7447 // characterwise, split a line when putting lines. 7448 if (VIsual_mode == 'V') 7449 flags |= PUT_LINE; 7450 else if (VIsual_mode == 'v') 7451 flags |= PUT_LINE_SPLIT; 7452 if (VIsual_mode == Ctrl_V && dir == FORWARD) 7453 flags |= PUT_LINE_FORWARD; 7454 dir = BACKWARD; 7455 if ((VIsual_mode != 'V' 7456 && curwin->w_cursor.col < curbuf->b_op_start.col) 7457 || (VIsual_mode == 'V' 7458 && curwin->w_cursor.lnum < curbuf->b_op_start.lnum)) 7459 // cursor is at the end of the line or end of file, put 7460 // forward. 7461 dir = FORWARD; 7462 // May have been reset in do_put(). 7463 VIsual_active = TRUE; 7464 } 7465 do_put(cap->oap->regname, NULL, dir, cap->count1, flags); 7466 7467 // If a register was saved, put it back now. 7468 if (reg2 != NULL) 7469 put_register(regname, reg2); 7470 7471 // What to reselect with "gv"? Selecting the just put text seems to 7472 // be the most useful, since the original text was removed. 7473 if (was_visual) 7474 { 7475 curbuf->b_visual.vi_start = curbuf->b_op_start; 7476 curbuf->b_visual.vi_end = curbuf->b_op_end; 7477 // need to adjust cursor position 7478 if (*p_sel == 'e') 7479 inc(&curbuf->b_visual.vi_end); 7480 } 7481 7482 // When all lines were selected and deleted do_put() leaves an empty 7483 // line that needs to be deleted now. 7484 if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL) 7485 { 7486 ml_delete_flags(curbuf->b_ml.ml_line_count, ML_DEL_MESSAGE); 7487 deleted_lines(curbuf->b_ml.ml_line_count + 1, 1); 7488 7489 // If the cursor was in that line, move it to the end of the last 7490 // line. 7491 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 7492 { 7493 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 7494 coladvance((colnr_T)MAXCOL); 7495 } 7496 } 7497 auto_format(FALSE, TRUE); 7498 } 7499 } 7500 7501 /* 7502 * "o" and "O" commands. 7503 */ 7504 static void 7505 nv_open(cmdarg_T *cap) 7506 { 7507 #ifdef FEAT_DIFF 7508 // "do" is ":diffget" 7509 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o') 7510 { 7511 clearop(cap->oap); 7512 nv_diffgetput(FALSE, cap->opcount); 7513 } 7514 else 7515 #endif 7516 if (VIsual_active) // switch start and end of visual 7517 v_swap_corners(cap->cmdchar); 7518 #ifdef FEAT_JOB_CHANNEL 7519 else if (bt_prompt(curbuf)) 7520 clearopbeep(cap->oap); 7521 #endif 7522 else 7523 n_opencmd(cap); 7524 } 7525 7526 #ifdef FEAT_NETBEANS_INTG 7527 static void 7528 nv_nbcmd(cmdarg_T *cap) 7529 { 7530 netbeans_keycommand(cap->nchar); 7531 } 7532 #endif 7533 7534 #ifdef FEAT_DND 7535 static void 7536 nv_drop(cmdarg_T *cap UNUSED) 7537 { 7538 do_put('~', NULL, BACKWARD, 1L, PUT_CURSEND); 7539 } 7540 #endif 7541 7542 /* 7543 * Trigger CursorHold event. 7544 * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the 7545 * input buffer. "did_cursorhold" is set to avoid retriggering. 7546 */ 7547 static void 7548 nv_cursorhold(cmdarg_T *cap) 7549 { 7550 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf); 7551 did_cursorhold = TRUE; 7552 cap->retval |= CA_COMMAND_BUSY; // don't call edit() now 7553 } 7554