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