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 or 1123 * K_MOUSEMOVE. 1124 */ 1125 if (ca.cmdchar != K_IGNORE && ca.cmdchar != K_MOUSEMOVE) 1126 do_pending_operator(&ca, old_col, FALSE); 1127 1128 /* 1129 * Wait for a moment when a message is displayed that will be overwritten 1130 * by the mode message. 1131 * In Visual mode and with "^O" in Insert mode, a short message will be 1132 * overwritten by the mode message. Wait a bit, until a key is hit. 1133 * In Visual mode, it's more important to keep the Visual area updated 1134 * than keeping a message (e.g. from a /pat search). 1135 * Only do this if the command was typed, not from a mapping. 1136 * Don't wait when emsg_silent is non-zero. 1137 * Also wait a bit after an error message, e.g. for "^O:". 1138 * Don't redraw the screen, it would remove the message. 1139 */ 1140 if ( ((p_smd 1141 && msg_silent == 0 1142 && (restart_edit != 0 1143 || (VIsual_active 1144 && old_pos.lnum == curwin->w_cursor.lnum 1145 && old_pos.col == curwin->w_cursor.col) 1146 ) 1147 && (clear_cmdline 1148 || redraw_cmdline) 1149 && (msg_didout || (msg_didany && msg_scroll)) 1150 && !msg_nowait 1151 && KeyTyped) 1152 || (restart_edit != 0 1153 && !VIsual_active 1154 && (msg_scroll 1155 || emsg_on_display))) 1156 && oap->regname == 0 1157 && !(ca.retval & CA_COMMAND_BUSY) 1158 && stuff_empty() 1159 && typebuf_typed() 1160 && emsg_silent == 0 1161 && !in_assert_fails 1162 && !did_wait_return 1163 && oap->op_type == OP_NOP) 1164 { 1165 int save_State = State; 1166 1167 // Draw the cursor with the right shape here 1168 if (restart_edit != 0) 1169 State = INSERT; 1170 1171 // If need to redraw, and there is a "keep_msg", redraw before the 1172 // delay 1173 if (must_redraw && keep_msg != NULL && !emsg_on_display) 1174 { 1175 char_u *kmsg; 1176 1177 kmsg = keep_msg; 1178 keep_msg = NULL; 1179 // Showmode() will clear keep_msg, but we want to use it anyway. 1180 // First update w_topline. 1181 setcursor(); 1182 update_screen(0); 1183 // now reset it, otherwise it's put in the history again 1184 keep_msg = kmsg; 1185 1186 kmsg = vim_strsave(keep_msg); 1187 if (kmsg != NULL) 1188 { 1189 msg_attr((char *)kmsg, keep_msg_attr); 1190 vim_free(kmsg); 1191 } 1192 } 1193 setcursor(); 1194 #ifdef CURSOR_SHAPE 1195 ui_cursor_shape(); // may show different cursor shape 1196 #endif 1197 cursor_on(); 1198 out_flush(); 1199 if (msg_scroll || emsg_on_display) 1200 ui_delay(1003L, TRUE); // wait at least one second 1201 ui_delay(3003L, FALSE); // wait up to three seconds 1202 State = save_State; 1203 1204 msg_scroll = FALSE; 1205 emsg_on_display = FALSE; 1206 } 1207 1208 /* 1209 * Finish up after executing a Normal mode command. 1210 */ 1211 normal_end: 1212 1213 msg_nowait = FALSE; 1214 1215 #ifdef FEAT_EVAL 1216 if (finish_op) 1217 reset_reg_var(); 1218 #endif 1219 1220 // Reset finish_op, in case it was set 1221 #ifdef CURSOR_SHAPE 1222 c = finish_op; 1223 #endif 1224 finish_op = FALSE; 1225 #ifdef CURSOR_SHAPE 1226 // Redraw the cursor with another shape, if we were in Operator-pending 1227 // mode or did a replace command. 1228 if (c || ca.cmdchar == 'r') 1229 { 1230 ui_cursor_shape(); // may show different cursor shape 1231 # ifdef FEAT_MOUSESHAPE 1232 update_mouseshape(-1); 1233 # endif 1234 } 1235 #endif 1236 1237 #ifdef FEAT_CMDL_INFO 1238 if (oap->op_type == OP_NOP && oap->regname == 0 1239 && ca.cmdchar != K_CURSORHOLD) 1240 clear_showcmd(); 1241 #endif 1242 1243 checkpcmark(); // check if we moved since setting pcmark 1244 vim_free(ca.searchbuf); 1245 1246 if (has_mbyte) 1247 mb_adjust_cursor(); 1248 1249 if (curwin->w_p_scb && toplevel) 1250 { 1251 validate_cursor(); // may need to update w_leftcol 1252 do_check_scrollbind(TRUE); 1253 } 1254 1255 if (curwin->w_p_crb && toplevel) 1256 { 1257 validate_cursor(); // may need to update w_leftcol 1258 do_check_cursorbind(); 1259 } 1260 1261 #ifdef FEAT_TERMINAL 1262 // don't go to Insert mode if a terminal has a running job 1263 if (term_job_running(curbuf->b_term)) 1264 restart_edit = 0; 1265 #endif 1266 1267 /* 1268 * May restart edit(), if we got here with CTRL-O in Insert mode (but not 1269 * if still inside a mapping that started in Visual mode). 1270 * May switch from Visual to Select mode after CTRL-O command. 1271 */ 1272 if ( oap->op_type == OP_NOP 1273 && ((restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1274 || restart_VIsual_select == 1) 1275 && !(ca.retval & CA_COMMAND_BUSY) 1276 && stuff_empty() 1277 && oap->regname == 0) 1278 { 1279 if (restart_VIsual_select == 1) 1280 { 1281 VIsual_select = TRUE; 1282 showmode(); 1283 restart_VIsual_select = 0; 1284 } 1285 if (restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1286 (void)edit(restart_edit, FALSE, 1L); 1287 } 1288 1289 if (restart_VIsual_select == 2) 1290 restart_VIsual_select = 1; 1291 1292 // Save count before an operator for next time. 1293 opcount = ca.opcount; 1294 } 1295 1296 #ifdef FEAT_EVAL 1297 /* 1298 * Set v:count and v:count1 according to "cap". 1299 * Set v:prevcount only when "set_prevcount" is TRUE. 1300 */ 1301 static void 1302 set_vcount_ca(cmdarg_T *cap, int *set_prevcount) 1303 { 1304 long count = cap->count0; 1305 1306 // multiply with cap->opcount the same way as above 1307 if (cap->opcount != 0) 1308 count = cap->opcount * (count == 0 ? 1 : count); 1309 set_vcount(count, count == 0 ? 1 : count, *set_prevcount); 1310 *set_prevcount = FALSE; // only set v:prevcount once 1311 } 1312 #endif 1313 1314 /* 1315 * Check if highlighting for Visual mode is possible, give a warning message 1316 * if not. 1317 */ 1318 void 1319 check_visual_highlight(void) 1320 { 1321 static int did_check = FALSE; 1322 1323 if (full_screen) 1324 { 1325 if (!did_check && HL_ATTR(HLF_V) == 0) 1326 msg(_("Warning: terminal cannot highlight")); 1327 did_check = TRUE; 1328 } 1329 } 1330 1331 #if defined(FEAT_CLIPBOARD) && defined(FEAT_EVAL) 1332 /* 1333 * Call yank_do_autocmd() for "regname". 1334 */ 1335 static void 1336 call_yank_do_autocmd(int regname) 1337 { 1338 oparg_T oa; 1339 yankreg_T *reg; 1340 1341 clear_oparg(&oa); 1342 oa.regname = regname; 1343 oa.op_type = OP_YANK; 1344 oa.is_VIsual = TRUE; 1345 reg = get_register(regname, TRUE); 1346 yank_do_autocmd(&oa, reg); 1347 free_register(reg); 1348 } 1349 #endif 1350 1351 /* 1352 * End Visual mode. 1353 * This function should ALWAYS be called to end Visual mode, except from 1354 * do_pending_operator(). 1355 */ 1356 void 1357 end_visual_mode(void) 1358 { 1359 #ifdef FEAT_CLIPBOARD 1360 /* 1361 * If we are using the clipboard, then remember what was selected in case 1362 * we need to paste it somewhere while we still own the selection. 1363 * Only do this when the clipboard is already owned. Don't want to grab 1364 * the selection when hitting ESC. 1365 */ 1366 if (clip_star.available && clip_star.owned) 1367 clip_auto_select(); 1368 1369 # if defined(FEAT_EVAL) 1370 // Emit a TextYankPost for the automatic copy of the selection into the 1371 // star and/or plus register. 1372 if (has_textyankpost()) 1373 { 1374 if (clip_isautosel_star()) 1375 call_yank_do_autocmd('*'); 1376 if (clip_isautosel_plus()) 1377 call_yank_do_autocmd('+'); 1378 } 1379 # endif 1380 #endif 1381 1382 VIsual_active = FALSE; 1383 setmouse(); 1384 mouse_dragging = 0; 1385 1386 // Save the current VIsual area for '< and '> marks, and "gv" 1387 curbuf->b_visual.vi_mode = VIsual_mode; 1388 curbuf->b_visual.vi_start = VIsual; 1389 curbuf->b_visual.vi_end = curwin->w_cursor; 1390 curbuf->b_visual.vi_curswant = curwin->w_curswant; 1391 #ifdef FEAT_EVAL 1392 curbuf->b_visual_mode_eval = VIsual_mode; 1393 #endif 1394 if (!virtual_active()) 1395 curwin->w_cursor.coladd = 0; 1396 may_clear_cmdline(); 1397 1398 adjust_cursor_eol(); 1399 } 1400 1401 /* 1402 * Reset VIsual_active and VIsual_reselect. 1403 */ 1404 void 1405 reset_VIsual_and_resel(void) 1406 { 1407 if (VIsual_active) 1408 { 1409 end_visual_mode(); 1410 redraw_curbuf_later(INVERTED); // delete the inversion later 1411 } 1412 VIsual_reselect = FALSE; 1413 } 1414 1415 /* 1416 * Reset VIsual_active and VIsual_reselect if it's set. 1417 */ 1418 void 1419 reset_VIsual(void) 1420 { 1421 if (VIsual_active) 1422 { 1423 end_visual_mode(); 1424 redraw_curbuf_later(INVERTED); // delete the inversion later 1425 VIsual_reselect = FALSE; 1426 } 1427 } 1428 1429 void 1430 restore_visual_mode(void) 1431 { 1432 if (VIsual_mode_orig != NUL) 1433 { 1434 curbuf->b_visual.vi_mode = VIsual_mode_orig; 1435 VIsual_mode_orig = NUL; 1436 } 1437 } 1438 1439 /* 1440 * Check for a balloon-eval special item to include when searching for an 1441 * identifier. When "dir" is BACKWARD "ptr[-1]" must be valid! 1442 * Returns TRUE if the character at "*ptr" should be included. 1443 * "dir" is FORWARD or BACKWARD, the direction of searching. 1444 * "*colp" is in/decremented if "ptr[-dir]" should also be included. 1445 * "bnp" points to a counter for square brackets. 1446 */ 1447 static int 1448 find_is_eval_item( 1449 char_u *ptr, 1450 int *colp, 1451 int *bnp, 1452 int dir) 1453 { 1454 // Accept everything inside []. 1455 if ((*ptr == ']' && dir == BACKWARD) || (*ptr == '[' && dir == FORWARD)) 1456 ++*bnp; 1457 if (*bnp > 0) 1458 { 1459 if ((*ptr == '[' && dir == BACKWARD) || (*ptr == ']' && dir == FORWARD)) 1460 --*bnp; 1461 return TRUE; 1462 } 1463 1464 // skip over "s.var" 1465 if (*ptr == '.') 1466 return TRUE; 1467 1468 // two-character item: s->var 1469 if (ptr[dir == BACKWARD ? 0 : 1] == '>' 1470 && ptr[dir == BACKWARD ? -1 : 0] == '-') 1471 { 1472 *colp += dir; 1473 return TRUE; 1474 } 1475 return FALSE; 1476 } 1477 1478 /* 1479 * Find the identifier under or to the right of the cursor. 1480 * "find_type" can have one of three values: 1481 * FIND_IDENT: find an identifier (keyword) 1482 * FIND_STRING: find any non-white text 1483 * FIND_IDENT + FIND_STRING: find any non-white text, identifier preferred. 1484 * FIND_EVAL: find text useful for C program debugging 1485 * 1486 * There are three steps: 1487 * 1. Search forward for the start of an identifier/text. Doesn't move if 1488 * already on one. 1489 * 2. Search backward for the start of this identifier/text. 1490 * This doesn't match the real Vi but I like it a little better and it 1491 * shouldn't bother anyone. 1492 * 3. Search forward to the end of this identifier/text. 1493 * When FIND_IDENT isn't defined, we backup until a blank. 1494 * 1495 * Returns the length of the text, or zero if no text is found. 1496 * If text is found, a pointer to the text is put in "*text". This 1497 * points into the current buffer line and is not always NUL terminated. 1498 */ 1499 int 1500 find_ident_under_cursor(char_u **text, int find_type) 1501 { 1502 return find_ident_at_pos(curwin, curwin->w_cursor.lnum, 1503 curwin->w_cursor.col, text, NULL, find_type); 1504 } 1505 1506 /* 1507 * Like find_ident_under_cursor(), but for any window and any position. 1508 * However: Uses 'iskeyword' from the current window!. 1509 */ 1510 int 1511 find_ident_at_pos( 1512 win_T *wp, 1513 linenr_T lnum, 1514 colnr_T startcol, 1515 char_u **text, 1516 int *textcol, // column where "text" starts, can be NULL 1517 int find_type) 1518 { 1519 char_u *ptr; 1520 int col = 0; // init to shut up GCC 1521 int i; 1522 int this_class = 0; 1523 int prev_class; 1524 int prevcol; 1525 int bn = 0; // bracket nesting 1526 1527 /* 1528 * if i == 0: try to find an identifier 1529 * if i == 1: try to find any non-white text 1530 */ 1531 ptr = ml_get_buf(wp->w_buffer, lnum, FALSE); 1532 for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i) 1533 { 1534 /* 1535 * 1. skip to start of identifier/text 1536 */ 1537 col = startcol; 1538 if (has_mbyte) 1539 { 1540 while (ptr[col] != NUL) 1541 { 1542 // Stop at a ']' to evaluate "a[x]". 1543 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1544 break; 1545 this_class = mb_get_class(ptr + col); 1546 if (this_class != 0 && (i == 1 || this_class != 1)) 1547 break; 1548 col += (*mb_ptr2len)(ptr + col); 1549 } 1550 } 1551 else 1552 while (ptr[col] != NUL 1553 && (i == 0 ? !vim_iswordc(ptr[col]) : VIM_ISWHITE(ptr[col])) 1554 && (!(find_type & FIND_EVAL) || ptr[col] != ']') 1555 ) 1556 ++col; 1557 1558 // When starting on a ']' count it, so that we include the '['. 1559 bn = ptr[col] == ']'; 1560 1561 /* 1562 * 2. Back up to start of identifier/text. 1563 */ 1564 if (has_mbyte) 1565 { 1566 // Remember class of character under cursor. 1567 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1568 this_class = mb_get_class((char_u *)"a"); 1569 else 1570 this_class = mb_get_class(ptr + col); 1571 while (col > 0 && this_class != 0) 1572 { 1573 prevcol = col - 1 - (*mb_head_off)(ptr, ptr + col - 1); 1574 prev_class = mb_get_class(ptr + prevcol); 1575 if (this_class != prev_class 1576 && (i == 0 1577 || prev_class == 0 1578 || (find_type & FIND_IDENT)) 1579 && (!(find_type & FIND_EVAL) 1580 || prevcol == 0 1581 || !find_is_eval_item(ptr + prevcol, &prevcol, 1582 &bn, BACKWARD)) 1583 ) 1584 break; 1585 col = prevcol; 1586 } 1587 1588 // If we don't want just any old text, or we've found an 1589 // identifier, stop searching. 1590 if (this_class > 2) 1591 this_class = 2; 1592 if (!(find_type & FIND_STRING) || this_class == 2) 1593 break; 1594 } 1595 else 1596 { 1597 while (col > 0 1598 && ((i == 0 1599 ? vim_iswordc(ptr[col - 1]) 1600 : (!VIM_ISWHITE(ptr[col - 1]) 1601 && (!(find_type & FIND_IDENT) 1602 || !vim_iswordc(ptr[col - 1])))) 1603 || ((find_type & FIND_EVAL) 1604 && col > 1 1605 && find_is_eval_item(ptr + col - 1, &col, 1606 &bn, BACKWARD)) 1607 )) 1608 --col; 1609 1610 // If we don't want just any old text, or we've found an 1611 // identifier, stop searching. 1612 if (!(find_type & FIND_STRING) || vim_iswordc(ptr[col])) 1613 break; 1614 } 1615 } 1616 1617 if (ptr[col] == NUL || (i == 0 1618 && (has_mbyte ? this_class != 2 : !vim_iswordc(ptr[col])))) 1619 { 1620 // didn't find an identifier or text 1621 if ((find_type & FIND_NOERROR) == 0) 1622 { 1623 if (find_type & FIND_STRING) 1624 emsg(_("E348: No string under cursor")); 1625 else 1626 emsg(_(e_noident)); 1627 } 1628 return 0; 1629 } 1630 ptr += col; 1631 *text = ptr; 1632 if (textcol != NULL) 1633 *textcol = col; 1634 1635 /* 1636 * 3. Find the end if the identifier/text. 1637 */ 1638 bn = 0; 1639 startcol -= col; 1640 col = 0; 1641 if (has_mbyte) 1642 { 1643 // Search for point of changing multibyte character class. 1644 this_class = mb_get_class(ptr); 1645 while (ptr[col] != NUL 1646 && ((i == 0 ? mb_get_class(ptr + col) == this_class 1647 : mb_get_class(ptr + col) != 0) 1648 || ((find_type & FIND_EVAL) 1649 && col <= (int)startcol 1650 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1651 )) 1652 col += (*mb_ptr2len)(ptr + col); 1653 } 1654 else 1655 while ((i == 0 ? vim_iswordc(ptr[col]) 1656 : (ptr[col] != NUL && !VIM_ISWHITE(ptr[col]))) 1657 || ((find_type & FIND_EVAL) 1658 && col <= (int)startcol 1659 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1660 ) 1661 ++col; 1662 1663 return col; 1664 } 1665 1666 /* 1667 * Prepare for redo of a normal command. 1668 */ 1669 static void 1670 prep_redo_cmd(cmdarg_T *cap) 1671 { 1672 prep_redo(cap->oap->regname, cap->count0, 1673 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 1674 } 1675 1676 /* 1677 * Prepare for redo of any command. 1678 * Note that only the last argument can be a multi-byte char. 1679 */ 1680 void 1681 prep_redo( 1682 int regname, 1683 long num, 1684 int cmd1, 1685 int cmd2, 1686 int cmd3, 1687 int cmd4, 1688 int cmd5) 1689 { 1690 ResetRedobuff(); 1691 if (regname != 0) // yank from specified buffer 1692 { 1693 AppendCharToRedobuff('"'); 1694 AppendCharToRedobuff(regname); 1695 } 1696 if (num) 1697 AppendNumberToRedobuff(num); 1698 1699 if (cmd1 != NUL) 1700 AppendCharToRedobuff(cmd1); 1701 if (cmd2 != NUL) 1702 AppendCharToRedobuff(cmd2); 1703 if (cmd3 != NUL) 1704 AppendCharToRedobuff(cmd3); 1705 if (cmd4 != NUL) 1706 AppendCharToRedobuff(cmd4); 1707 if (cmd5 != NUL) 1708 AppendCharToRedobuff(cmd5); 1709 } 1710 1711 /* 1712 * check for operator active and clear it 1713 * 1714 * return TRUE if operator was active 1715 */ 1716 static int 1717 checkclearop(oparg_T *oap) 1718 { 1719 if (oap->op_type == OP_NOP) 1720 return FALSE; 1721 clearopbeep(oap); 1722 return TRUE; 1723 } 1724 1725 /* 1726 * Check for operator or Visual active. Clear active operator. 1727 * 1728 * Return TRUE if operator or Visual was active. 1729 */ 1730 static int 1731 checkclearopq(oparg_T *oap) 1732 { 1733 if (oap->op_type == OP_NOP && !VIsual_active) 1734 return FALSE; 1735 clearopbeep(oap); 1736 return TRUE; 1737 } 1738 1739 void 1740 clearop(oparg_T *oap) 1741 { 1742 oap->op_type = OP_NOP; 1743 oap->regname = 0; 1744 oap->motion_force = NUL; 1745 oap->use_reg_one = FALSE; 1746 } 1747 1748 void 1749 clearopbeep(oparg_T *oap) 1750 { 1751 clearop(oap); 1752 beep_flush(); 1753 } 1754 1755 /* 1756 * Remove the shift modifier from a special key. 1757 */ 1758 static void 1759 unshift_special(cmdarg_T *cap) 1760 { 1761 switch (cap->cmdchar) 1762 { 1763 case K_S_RIGHT: cap->cmdchar = K_RIGHT; break; 1764 case K_S_LEFT: cap->cmdchar = K_LEFT; break; 1765 case K_S_UP: cap->cmdchar = K_UP; break; 1766 case K_S_DOWN: cap->cmdchar = K_DOWN; break; 1767 case K_S_HOME: cap->cmdchar = K_HOME; break; 1768 case K_S_END: cap->cmdchar = K_END; break; 1769 } 1770 cap->cmdchar = simplify_key(cap->cmdchar, &mod_mask); 1771 } 1772 1773 /* 1774 * If the mode is currently displayed clear the command line or update the 1775 * command displayed. 1776 */ 1777 void 1778 may_clear_cmdline(void) 1779 { 1780 if (mode_displayed) 1781 clear_cmdline = TRUE; // unshow visual mode later 1782 #ifdef FEAT_CMDL_INFO 1783 else 1784 clear_showcmd(); 1785 #endif 1786 } 1787 1788 #if defined(FEAT_CMDL_INFO) || defined(PROTO) 1789 /* 1790 * Routines for displaying a partly typed command 1791 */ 1792 1793 #define SHOWCMD_BUFLEN SHOWCMD_COLS + 1 + 30 1794 static char_u showcmd_buf[SHOWCMD_BUFLEN]; 1795 static char_u old_showcmd_buf[SHOWCMD_BUFLEN]; // For push_showcmd() 1796 static int showcmd_is_clear = TRUE; 1797 static int showcmd_visual = FALSE; 1798 1799 static void display_showcmd(void); 1800 1801 void 1802 clear_showcmd(void) 1803 { 1804 if (!p_sc) 1805 return; 1806 1807 if (VIsual_active && !char_avail()) 1808 { 1809 int cursor_bot = LT_POS(VIsual, curwin->w_cursor); 1810 long lines; 1811 colnr_T leftcol, rightcol; 1812 linenr_T top, bot; 1813 1814 // Show the size of the Visual area. 1815 if (cursor_bot) 1816 { 1817 top = VIsual.lnum; 1818 bot = curwin->w_cursor.lnum; 1819 } 1820 else 1821 { 1822 top = curwin->w_cursor.lnum; 1823 bot = VIsual.lnum; 1824 } 1825 # ifdef FEAT_FOLDING 1826 // Include closed folds as a whole. 1827 (void)hasFolding(top, &top, NULL); 1828 (void)hasFolding(bot, NULL, &bot); 1829 # endif 1830 lines = bot - top + 1; 1831 1832 if (VIsual_mode == Ctrl_V) 1833 { 1834 # ifdef FEAT_LINEBREAK 1835 char_u *saved_sbr = p_sbr; 1836 char_u *saved_w_sbr = curwin->w_p_sbr; 1837 1838 // Make 'sbr' empty for a moment to get the correct size. 1839 p_sbr = empty_option; 1840 curwin->w_p_sbr = empty_option; 1841 # endif 1842 getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol); 1843 # ifdef FEAT_LINEBREAK 1844 p_sbr = saved_sbr; 1845 curwin->w_p_sbr = saved_w_sbr; 1846 # endif 1847 sprintf((char *)showcmd_buf, "%ldx%ld", lines, 1848 (long)(rightcol - leftcol + 1)); 1849 } 1850 else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum) 1851 sprintf((char *)showcmd_buf, "%ld", lines); 1852 else 1853 { 1854 char_u *s, *e; 1855 int l; 1856 int bytes = 0; 1857 int chars = 0; 1858 1859 if (cursor_bot) 1860 { 1861 s = ml_get_pos(&VIsual); 1862 e = ml_get_cursor(); 1863 } 1864 else 1865 { 1866 s = ml_get_cursor(); 1867 e = ml_get_pos(&VIsual); 1868 } 1869 while ((*p_sel != 'e') ? s <= e : s < e) 1870 { 1871 l = (*mb_ptr2len)(s); 1872 if (l == 0) 1873 { 1874 ++bytes; 1875 ++chars; 1876 break; // end of line 1877 } 1878 bytes += l; 1879 ++chars; 1880 s += l; 1881 } 1882 if (bytes == chars) 1883 sprintf((char *)showcmd_buf, "%d", chars); 1884 else 1885 sprintf((char *)showcmd_buf, "%d-%d", chars, bytes); 1886 } 1887 showcmd_buf[SHOWCMD_COLS] = NUL; // truncate 1888 showcmd_visual = TRUE; 1889 } 1890 else 1891 { 1892 showcmd_buf[0] = NUL; 1893 showcmd_visual = FALSE; 1894 1895 // Don't actually display something if there is nothing to clear. 1896 if (showcmd_is_clear) 1897 return; 1898 } 1899 1900 display_showcmd(); 1901 } 1902 1903 /* 1904 * Add 'c' to string of shown command chars. 1905 * Return TRUE if output has been written (and setcursor() has been called). 1906 */ 1907 int 1908 add_to_showcmd(int c) 1909 { 1910 char_u *p; 1911 int old_len; 1912 int extra_len; 1913 int overflow; 1914 int i; 1915 static int ignore[] = 1916 { 1917 #ifdef FEAT_GUI 1918 K_VER_SCROLLBAR, K_HOR_SCROLLBAR, 1919 K_LEFTMOUSE_NM, K_LEFTRELEASE_NM, 1920 #endif 1921 K_IGNORE, K_PS, 1922 K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE, K_MOUSEMOVE, 1923 K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE, 1924 K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE, 1925 K_MOUSEDOWN, K_MOUSEUP, K_MOUSELEFT, K_MOUSERIGHT, 1926 K_X1MOUSE, K_X1DRAG, K_X1RELEASE, K_X2MOUSE, K_X2DRAG, K_X2RELEASE, 1927 K_CURSORHOLD, 1928 0 1929 }; 1930 1931 if (!p_sc || msg_silent != 0) 1932 return FALSE; 1933 1934 if (showcmd_visual) 1935 { 1936 showcmd_buf[0] = NUL; 1937 showcmd_visual = FALSE; 1938 } 1939 1940 // Ignore keys that are scrollbar updates and mouse clicks 1941 if (IS_SPECIAL(c)) 1942 for (i = 0; ignore[i] != 0; ++i) 1943 if (ignore[i] == c) 1944 return FALSE; 1945 1946 p = transchar(c); 1947 if (*p == ' ') 1948 STRCPY(p, "<20>"); 1949 old_len = (int)STRLEN(showcmd_buf); 1950 extra_len = (int)STRLEN(p); 1951 overflow = old_len + extra_len - SHOWCMD_COLS; 1952 if (overflow > 0) 1953 mch_memmove(showcmd_buf, showcmd_buf + overflow, 1954 old_len - overflow + 1); 1955 STRCAT(showcmd_buf, p); 1956 1957 if (char_avail()) 1958 return FALSE; 1959 1960 display_showcmd(); 1961 1962 return TRUE; 1963 } 1964 1965 void 1966 add_to_showcmd_c(int c) 1967 { 1968 if (!add_to_showcmd(c)) 1969 setcursor(); 1970 } 1971 1972 /* 1973 * Delete 'len' characters from the end of the shown command. 1974 */ 1975 static void 1976 del_from_showcmd(int len) 1977 { 1978 int old_len; 1979 1980 if (!p_sc) 1981 return; 1982 1983 old_len = (int)STRLEN(showcmd_buf); 1984 if (len > old_len) 1985 len = old_len; 1986 showcmd_buf[old_len - len] = NUL; 1987 1988 if (!char_avail()) 1989 display_showcmd(); 1990 } 1991 1992 /* 1993 * push_showcmd() and pop_showcmd() are used when waiting for the user to type 1994 * something and there is a partial mapping. 1995 */ 1996 void 1997 push_showcmd(void) 1998 { 1999 if (p_sc) 2000 STRCPY(old_showcmd_buf, showcmd_buf); 2001 } 2002 2003 void 2004 pop_showcmd(void) 2005 { 2006 if (!p_sc) 2007 return; 2008 2009 STRCPY(showcmd_buf, old_showcmd_buf); 2010 2011 display_showcmd(); 2012 } 2013 2014 static void 2015 display_showcmd(void) 2016 { 2017 int len; 2018 2019 cursor_off(); 2020 2021 len = (int)STRLEN(showcmd_buf); 2022 if (len == 0) 2023 showcmd_is_clear = TRUE; 2024 else 2025 { 2026 screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0); 2027 showcmd_is_clear = FALSE; 2028 } 2029 2030 /* 2031 * clear the rest of an old message by outputting up to SHOWCMD_COLS 2032 * spaces 2033 */ 2034 screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0); 2035 2036 setcursor(); // put cursor back where it belongs 2037 } 2038 #endif 2039 2040 /* 2041 * When "check" is FALSE, prepare for commands that scroll the window. 2042 * When "check" is TRUE, take care of scroll-binding after the window has 2043 * scrolled. Called from normal_cmd() and edit(). 2044 */ 2045 void 2046 do_check_scrollbind(int check) 2047 { 2048 static win_T *old_curwin = NULL; 2049 static linenr_T old_topline = 0; 2050 #ifdef FEAT_DIFF 2051 static int old_topfill = 0; 2052 #endif 2053 static buf_T *old_buf = NULL; 2054 static colnr_T old_leftcol = 0; 2055 2056 if (check && curwin->w_p_scb) 2057 { 2058 // If a ":syncbind" command was just used, don't scroll, only reset 2059 // the values. 2060 if (did_syncbind) 2061 did_syncbind = FALSE; 2062 else if (curwin == old_curwin) 2063 { 2064 /* 2065 * Synchronize other windows, as necessary according to 2066 * 'scrollbind'. Don't do this after an ":edit" command, except 2067 * when 'diff' is set. 2068 */ 2069 if ((curwin->w_buffer == old_buf 2070 #ifdef FEAT_DIFF 2071 || curwin->w_p_diff 2072 #endif 2073 ) 2074 && (curwin->w_topline != old_topline 2075 #ifdef FEAT_DIFF 2076 || curwin->w_topfill != old_topfill 2077 #endif 2078 || curwin->w_leftcol != old_leftcol)) 2079 { 2080 check_scrollbind(curwin->w_topline - old_topline, 2081 (long)(curwin->w_leftcol - old_leftcol)); 2082 } 2083 } 2084 else if (vim_strchr(p_sbo, 'j')) // jump flag set in 'scrollopt' 2085 { 2086 /* 2087 * When switching between windows, make sure that the relative 2088 * vertical offset is valid for the new window. The relative 2089 * offset is invalid whenever another 'scrollbind' window has 2090 * scrolled to a point that would force the current window to 2091 * scroll past the beginning or end of its buffer. When the 2092 * resync is performed, some of the other 'scrollbind' windows may 2093 * need to jump so that the current window's relative position is 2094 * visible on-screen. 2095 */ 2096 check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L); 2097 } 2098 curwin->w_scbind_pos = curwin->w_topline; 2099 } 2100 2101 old_curwin = curwin; 2102 old_topline = curwin->w_topline; 2103 #ifdef FEAT_DIFF 2104 old_topfill = curwin->w_topfill; 2105 #endif 2106 old_buf = curwin->w_buffer; 2107 old_leftcol = curwin->w_leftcol; 2108 } 2109 2110 /* 2111 * Synchronize any windows that have "scrollbind" set, based on the 2112 * number of rows by which the current window has changed 2113 * (1998-11-02 16:21:01 R. Edward Ralston <[email protected]>) 2114 */ 2115 void 2116 check_scrollbind(linenr_T topline_diff, long leftcol_diff) 2117 { 2118 int want_ver; 2119 int want_hor; 2120 win_T *old_curwin = curwin; 2121 buf_T *old_curbuf = curbuf; 2122 int old_VIsual_select = VIsual_select; 2123 int old_VIsual_active = VIsual_active; 2124 colnr_T tgt_leftcol = curwin->w_leftcol; 2125 long topline; 2126 long y; 2127 2128 /* 2129 * check 'scrollopt' string for vertical and horizontal scroll options 2130 */ 2131 want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0); 2132 #ifdef FEAT_DIFF 2133 want_ver |= old_curwin->w_p_diff; 2134 #endif 2135 want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0)); 2136 2137 /* 2138 * loop through the scrollbound windows and scroll accordingly 2139 */ 2140 VIsual_select = VIsual_active = 0; 2141 FOR_ALL_WINDOWS(curwin) 2142 { 2143 curbuf = curwin->w_buffer; 2144 // skip original window and windows with 'noscrollbind' 2145 if (curwin != old_curwin && curwin->w_p_scb) 2146 { 2147 /* 2148 * do the vertical scroll 2149 */ 2150 if (want_ver) 2151 { 2152 #ifdef FEAT_DIFF 2153 if (old_curwin->w_p_diff && curwin->w_p_diff) 2154 { 2155 diff_set_topline(old_curwin, curwin); 2156 } 2157 else 2158 #endif 2159 { 2160 curwin->w_scbind_pos += topline_diff; 2161 topline = curwin->w_scbind_pos; 2162 if (topline > curbuf->b_ml.ml_line_count) 2163 topline = curbuf->b_ml.ml_line_count; 2164 if (topline < 1) 2165 topline = 1; 2166 2167 y = topline - curwin->w_topline; 2168 if (y > 0) 2169 scrollup(y, FALSE); 2170 else 2171 scrolldown(-y, FALSE); 2172 } 2173 2174 redraw_later(VALID); 2175 cursor_correct(); 2176 curwin->w_redr_status = TRUE; 2177 } 2178 2179 /* 2180 * do the horizontal scroll 2181 */ 2182 if (want_hor && curwin->w_leftcol != tgt_leftcol) 2183 { 2184 curwin->w_leftcol = tgt_leftcol; 2185 leftcol_changed(); 2186 } 2187 } 2188 } 2189 2190 /* 2191 * reset current-window 2192 */ 2193 VIsual_select = old_VIsual_select; 2194 VIsual_active = old_VIsual_active; 2195 curwin = old_curwin; 2196 curbuf = old_curbuf; 2197 } 2198 2199 /* 2200 * Command character that's ignored. 2201 * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use 2202 * xon/xoff. 2203 */ 2204 static void 2205 nv_ignore(cmdarg_T *cap) 2206 { 2207 cap->retval |= CA_COMMAND_BUSY; // don't call edit() now 2208 } 2209 2210 /* 2211 * Command character that doesn't do anything, but unlike nv_ignore() does 2212 * start edit(). Used for "startinsert" executed while starting up. 2213 */ 2214 static void 2215 nv_nop(cmdarg_T *cap UNUSED) 2216 { 2217 } 2218 2219 /* 2220 * Command character doesn't exist. 2221 */ 2222 static void 2223 nv_error(cmdarg_T *cap) 2224 { 2225 clearopbeep(cap->oap); 2226 } 2227 2228 /* 2229 * <Help> and <F1> commands. 2230 */ 2231 static void 2232 nv_help(cmdarg_T *cap) 2233 { 2234 if (!checkclearopq(cap->oap)) 2235 ex_help(NULL); 2236 } 2237 2238 /* 2239 * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor. 2240 */ 2241 static void 2242 nv_addsub(cmdarg_T *cap) 2243 { 2244 #ifdef FEAT_JOB_CHANNEL 2245 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 2246 clearopbeep(cap->oap); 2247 else 2248 #endif 2249 if (!VIsual_active && cap->oap->op_type == OP_NOP) 2250 { 2251 prep_redo_cmd(cap); 2252 cap->oap->op_type = cap->cmdchar == Ctrl_A ? OP_NR_ADD : OP_NR_SUB; 2253 op_addsub(cap->oap, cap->count1, cap->arg); 2254 cap->oap->op_type = OP_NOP; 2255 } 2256 else if (VIsual_active) 2257 nv_operator(cap); 2258 else 2259 clearop(cap->oap); 2260 } 2261 2262 /* 2263 * CTRL-F, CTRL-B, etc: Scroll page up or down. 2264 */ 2265 static void 2266 nv_page(cmdarg_T *cap) 2267 { 2268 if (!checkclearop(cap->oap)) 2269 { 2270 if (mod_mask & MOD_MASK_CTRL) 2271 { 2272 // <C-PageUp>: tab page back; <C-PageDown>: tab page forward 2273 if (cap->arg == BACKWARD) 2274 goto_tabpage(-(int)cap->count1); 2275 else 2276 goto_tabpage((int)cap->count0); 2277 } 2278 else 2279 (void)onepage(cap->arg, cap->count1); 2280 } 2281 } 2282 2283 /* 2284 * Implementation of "gd" and "gD" command. 2285 */ 2286 static void 2287 nv_gd( 2288 oparg_T *oap, 2289 int nchar, 2290 int thisblock) // 1 for "1gd" and "1gD" 2291 { 2292 int len; 2293 char_u *ptr; 2294 2295 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0 2296 || find_decl(ptr, len, nchar == 'd', thisblock, SEARCH_START) 2297 == FAIL) 2298 clearopbeep(oap); 2299 #ifdef FEAT_FOLDING 2300 else if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP) 2301 foldOpenCursor(); 2302 #endif 2303 } 2304 2305 /* 2306 * Return TRUE if line[offset] is not inside a C-style comment or string, FALSE 2307 * otherwise. 2308 */ 2309 static int 2310 is_ident(char_u *line, int offset) 2311 { 2312 int i; 2313 int incomment = FALSE; 2314 int instring = 0; 2315 int prev = 0; 2316 2317 for (i = 0; i < offset && line[i] != NUL; i++) 2318 { 2319 if (instring != 0) 2320 { 2321 if (prev != '\\' && line[i] == instring) 2322 instring = 0; 2323 } 2324 else if ((line[i] == '"' || line[i] == '\'') && !incomment) 2325 { 2326 instring = line[i]; 2327 } 2328 else 2329 { 2330 if (incomment) 2331 { 2332 if (prev == '*' && line[i] == '/') 2333 incomment = FALSE; 2334 } 2335 else if (prev == '/' && line[i] == '*') 2336 { 2337 incomment = TRUE; 2338 } 2339 else if (prev == '/' && line[i] == '/') 2340 { 2341 return FALSE; 2342 } 2343 } 2344 2345 prev = line[i]; 2346 } 2347 2348 return incomment == FALSE && instring == 0; 2349 } 2350 2351 /* 2352 * Search for variable declaration of "ptr[len]". 2353 * When "locally" is TRUE in the current function ("gd"), otherwise in the 2354 * current file ("gD"). 2355 * When "thisblock" is TRUE check the {} block scope. 2356 * Return FAIL when not found. 2357 */ 2358 int 2359 find_decl( 2360 char_u *ptr, 2361 int len, 2362 int locally, 2363 int thisblock, 2364 int flags_arg) // flags passed to searchit() 2365 { 2366 char_u *pat; 2367 pos_T old_pos; 2368 pos_T par_pos; 2369 pos_T found_pos; 2370 int t; 2371 int save_p_ws; 2372 int save_p_scs; 2373 int retval = OK; 2374 int incll; 2375 int searchflags = flags_arg; 2376 int valid; 2377 2378 if ((pat = alloc(len + 7)) == NULL) 2379 return FAIL; 2380 2381 // Put "\V" before the pattern to avoid that the special meaning of "." 2382 // and "~" causes trouble. 2383 sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s", 2384 len, ptr); 2385 old_pos = curwin->w_cursor; 2386 save_p_ws = p_ws; 2387 save_p_scs = p_scs; 2388 p_ws = FALSE; // don't wrap around end of file now 2389 p_scs = FALSE; // don't switch ignorecase off now 2390 2391 /* 2392 * With "gD" go to line 1. 2393 * With "gd" Search back for the start of the current function, then go 2394 * back until a blank line. If this fails go to line 1. 2395 */ 2396 if (!locally || !findpar(&incll, BACKWARD, 1L, '{', FALSE)) 2397 { 2398 setpcmark(); // Set in findpar() otherwise 2399 curwin->w_cursor.lnum = 1; 2400 par_pos = curwin->w_cursor; 2401 } 2402 else 2403 { 2404 par_pos = curwin->w_cursor; 2405 while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL) 2406 --curwin->w_cursor.lnum; 2407 } 2408 curwin->w_cursor.col = 0; 2409 2410 // Search forward for the identifier, ignore comment lines. 2411 CLEAR_POS(&found_pos); 2412 for (;;) 2413 { 2414 t = searchit(curwin, curbuf, &curwin->w_cursor, NULL, FORWARD, 2415 pat, 1L, searchflags, RE_LAST, NULL); 2416 if (curwin->w_cursor.lnum >= old_pos.lnum) 2417 t = FAIL; // match after start is failure too 2418 2419 if (thisblock && t != FAIL) 2420 { 2421 pos_T *pos; 2422 2423 // Check that the block the match is in doesn't end before the 2424 // position where we started the search from. 2425 if ((pos = findmatchlimit(NULL, '}', FM_FORWARD, 2426 (int)(old_pos.lnum - curwin->w_cursor.lnum + 1))) != NULL 2427 && pos->lnum < old_pos.lnum) 2428 { 2429 // There can't be a useful match before the end of this block. 2430 // Skip to the end. 2431 curwin->w_cursor = *pos; 2432 continue; 2433 } 2434 } 2435 2436 if (t == FAIL) 2437 { 2438 // If we previously found a valid position, use it. 2439 if (found_pos.lnum != 0) 2440 { 2441 curwin->w_cursor = found_pos; 2442 t = OK; 2443 } 2444 break; 2445 } 2446 if (get_leader_len(ml_get_curline(), NULL, FALSE, TRUE) > 0) 2447 { 2448 // Ignore this line, continue at start of next line. 2449 ++curwin->w_cursor.lnum; 2450 curwin->w_cursor.col = 0; 2451 continue; 2452 } 2453 valid = is_ident(ml_get_curline(), curwin->w_cursor.col); 2454 2455 // If the current position is not a valid identifier and a previous 2456 // match is present, favor that one instead. 2457 if (!valid && found_pos.lnum != 0) 2458 { 2459 curwin->w_cursor = found_pos; 2460 break; 2461 } 2462 2463 // Global search: use first valid match found 2464 if (valid && !locally) 2465 break; 2466 if (valid && curwin->w_cursor.lnum >= par_pos.lnum) 2467 { 2468 // If we previously found a valid position, use it. 2469 if (found_pos.lnum != 0) 2470 curwin->w_cursor = found_pos; 2471 break; 2472 } 2473 2474 // For finding a local variable and the match is before the "{" or 2475 // inside a comment, continue searching. For K&R style function 2476 // declarations this skips the function header without types. 2477 if (!valid) 2478 CLEAR_POS(&found_pos); 2479 else 2480 found_pos = curwin->w_cursor; 2481 // Remove SEARCH_START from flags to avoid getting stuck at one 2482 // position. 2483 searchflags &= ~SEARCH_START; 2484 } 2485 2486 if (t == FAIL) 2487 { 2488 retval = FAIL; 2489 curwin->w_cursor = old_pos; 2490 } 2491 else 2492 { 2493 curwin->w_set_curswant = TRUE; 2494 // "n" searches forward now 2495 reset_search_dir(); 2496 } 2497 2498 vim_free(pat); 2499 p_ws = save_p_ws; 2500 p_scs = save_p_scs; 2501 2502 return retval; 2503 } 2504 2505 /* 2506 * Move 'dist' lines in direction 'dir', counting lines by *screen* 2507 * lines rather than lines in the file. 2508 * 'dist' must be positive. 2509 * 2510 * Return OK if able to move cursor, FAIL otherwise. 2511 */ 2512 static int 2513 nv_screengo(oparg_T *oap, int dir, long dist) 2514 { 2515 int linelen = linetabsize(ml_get_curline()); 2516 int retval = OK; 2517 int atend = FALSE; 2518 int n; 2519 int col_off1; // margin offset for first screen line 2520 int col_off2; // margin offset for wrapped screen line 2521 int width1; // text width for first screen line 2522 int width2; // test width for wrapped screen line 2523 2524 oap->motion_type = MCHAR; 2525 oap->inclusive = (curwin->w_curswant == MAXCOL); 2526 2527 col_off1 = curwin_col_off(); 2528 col_off2 = col_off1 - curwin_col_off2(); 2529 width1 = curwin->w_width - col_off1; 2530 width2 = curwin->w_width - col_off2; 2531 if (width2 == 0) 2532 width2 = 1; // avoid divide by zero 2533 2534 if (curwin->w_width != 0) 2535 { 2536 /* 2537 * Instead of sticking at the last character of the buffer line we 2538 * try to stick in the last column of the screen. 2539 */ 2540 if (curwin->w_curswant == MAXCOL) 2541 { 2542 atend = TRUE; 2543 validate_virtcol(); 2544 if (width1 <= 0) 2545 curwin->w_curswant = 0; 2546 else 2547 { 2548 curwin->w_curswant = width1 - 1; 2549 if (curwin->w_virtcol > curwin->w_curswant) 2550 curwin->w_curswant += ((curwin->w_virtcol 2551 - curwin->w_curswant - 1) / width2 + 1) * width2; 2552 } 2553 } 2554 else 2555 { 2556 if (linelen > width1) 2557 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2558 else 2559 n = width1; 2560 if (curwin->w_curswant >= (colnr_T)n) 2561 curwin->w_curswant = n - 1; 2562 } 2563 2564 while (dist--) 2565 { 2566 if (dir == BACKWARD) 2567 { 2568 if ((long)curwin->w_curswant >= width1 2569 #ifdef FEAT_FOLDING 2570 && !hasFolding(curwin->w_cursor.lnum, NULL, NULL) 2571 #endif 2572 ) 2573 // Move back within the line. This can give a negative value 2574 // for w_curswant if width1 < width2 (with cpoptions+=n), 2575 // which will get clipped to column 0. 2576 curwin->w_curswant -= width2; 2577 else 2578 { 2579 // to previous line 2580 #ifdef FEAT_FOLDING 2581 // Move to the start of a closed fold. Don't do that when 2582 // 'foldopen' contains "all": it will open in a moment. 2583 if (!(fdo_flags & FDO_ALL)) 2584 (void)hasFolding(curwin->w_cursor.lnum, 2585 &curwin->w_cursor.lnum, NULL); 2586 #endif 2587 if (curwin->w_cursor.lnum == 1) 2588 { 2589 retval = FAIL; 2590 break; 2591 } 2592 --curwin->w_cursor.lnum; 2593 2594 linelen = linetabsize(ml_get_curline()); 2595 if (linelen > width1) 2596 curwin->w_curswant += (((linelen - width1 - 1) / width2) 2597 + 1) * width2; 2598 } 2599 } 2600 else // dir == FORWARD 2601 { 2602 if (linelen > width1) 2603 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2604 else 2605 n = width1; 2606 if (curwin->w_curswant + width2 < (colnr_T)n 2607 #ifdef FEAT_FOLDING 2608 && !hasFolding(curwin->w_cursor.lnum, NULL, NULL) 2609 #endif 2610 ) 2611 // move forward within line 2612 curwin->w_curswant += width2; 2613 else 2614 { 2615 // to next line 2616 #ifdef FEAT_FOLDING 2617 // Move to the end of a closed fold. 2618 (void)hasFolding(curwin->w_cursor.lnum, NULL, 2619 &curwin->w_cursor.lnum); 2620 #endif 2621 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 2622 { 2623 retval = FAIL; 2624 break; 2625 } 2626 curwin->w_cursor.lnum++; 2627 curwin->w_curswant %= width2; 2628 // Check if the cursor has moved below the number display 2629 // when width1 < width2 (with cpoptions+=n). Subtract width2 2630 // to get a negative value for w_curswant, which will get 2631 // clipped to column 0. 2632 if (curwin->w_curswant >= width1) 2633 curwin->w_curswant -= width2; 2634 linelen = linetabsize(ml_get_curline()); 2635 } 2636 } 2637 } 2638 } 2639 2640 if (virtual_active() && atend) 2641 coladvance(MAXCOL); 2642 else 2643 coladvance(curwin->w_curswant); 2644 2645 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 2646 { 2647 colnr_T virtcol; 2648 2649 /* 2650 * Check for landing on a character that got split at the end of the 2651 * last line. We want to advance a screenline, not end up in the same 2652 * screenline or move two screenlines. 2653 */ 2654 validate_virtcol(); 2655 virtcol = curwin->w_virtcol; 2656 #if defined(FEAT_LINEBREAK) 2657 if (virtcol > (colnr_T)width1 && *get_showbreak_value(curwin) != NUL) 2658 virtcol -= vim_strsize(get_showbreak_value(curwin)); 2659 #endif 2660 2661 if (virtcol > curwin->w_curswant 2662 && (curwin->w_curswant < (colnr_T)width1 2663 ? (curwin->w_curswant > (colnr_T)width1 / 2) 2664 : ((curwin->w_curswant - width1) % width2 2665 > (colnr_T)width2 / 2))) 2666 --curwin->w_cursor.col; 2667 } 2668 2669 if (atend) 2670 curwin->w_curswant = MAXCOL; // stick in the last column 2671 2672 return retval; 2673 } 2674 2675 /* 2676 * Handle CTRL-E and CTRL-Y commands: scroll a line up or down. 2677 * cap->arg must be TRUE for CTRL-E. 2678 */ 2679 void 2680 nv_scroll_line(cmdarg_T *cap) 2681 { 2682 if (!checkclearop(cap->oap)) 2683 scroll_redraw(cap->arg, cap->count1); 2684 } 2685 2686 /* 2687 * Scroll "count" lines up or down, and redraw. 2688 */ 2689 void 2690 scroll_redraw(int up, long count) 2691 { 2692 linenr_T prev_topline = curwin->w_topline; 2693 #ifdef FEAT_DIFF 2694 int prev_topfill = curwin->w_topfill; 2695 #endif 2696 linenr_T prev_lnum = curwin->w_cursor.lnum; 2697 2698 if (up) 2699 scrollup(count, TRUE); 2700 else 2701 scrolldown(count, TRUE); 2702 if (get_scrolloff_value()) 2703 { 2704 // Adjust the cursor position for 'scrolloff'. Mark w_topline as 2705 // valid, otherwise the screen jumps back at the end of the file. 2706 cursor_correct(); 2707 check_cursor_moved(curwin); 2708 curwin->w_valid |= VALID_TOPLINE; 2709 2710 // If moved back to where we were, at least move the cursor, otherwise 2711 // we get stuck at one position. Don't move the cursor up if the 2712 // first line of the buffer is already on the screen 2713 while (curwin->w_topline == prev_topline 2714 #ifdef FEAT_DIFF 2715 && curwin->w_topfill == prev_topfill 2716 #endif 2717 ) 2718 { 2719 if (up) 2720 { 2721 if (curwin->w_cursor.lnum > prev_lnum 2722 || cursor_down(1L, FALSE) == FAIL) 2723 break; 2724 } 2725 else 2726 { 2727 if (curwin->w_cursor.lnum < prev_lnum 2728 || prev_topline == 1L 2729 || cursor_up(1L, FALSE) == FAIL) 2730 break; 2731 } 2732 // Mark w_topline as valid, otherwise the screen jumps back at the 2733 // end of the file. 2734 check_cursor_moved(curwin); 2735 curwin->w_valid |= VALID_TOPLINE; 2736 } 2737 } 2738 if (curwin->w_cursor.lnum != prev_lnum) 2739 coladvance(curwin->w_curswant); 2740 redraw_later(VALID); 2741 } 2742 2743 /* 2744 * Commands that start with "z". 2745 */ 2746 static void 2747 nv_zet(cmdarg_T *cap) 2748 { 2749 long n; 2750 colnr_T col; 2751 int nchar = cap->nchar; 2752 #ifdef FEAT_FOLDING 2753 long old_fdl = curwin->w_p_fdl; 2754 int old_fen = curwin->w_p_fen; 2755 #endif 2756 #ifdef FEAT_SPELL 2757 int undo = FALSE; 2758 #endif 2759 long siso = get_sidescrolloff_value(); 2760 2761 if (VIM_ISDIGIT(nchar)) 2762 { 2763 /* 2764 * "z123{nchar}": edit the count before obtaining {nchar} 2765 */ 2766 if (checkclearop(cap->oap)) 2767 return; 2768 n = nchar - '0'; 2769 for (;;) 2770 { 2771 #ifdef USE_ON_FLY_SCROLL 2772 dont_scroll = TRUE; // disallow scrolling here 2773 #endif 2774 ++no_mapping; 2775 ++allow_keys; // no mapping for nchar, but allow key codes 2776 nchar = plain_vgetc(); 2777 LANGMAP_ADJUST(nchar, TRUE); 2778 --no_mapping; 2779 --allow_keys; 2780 #ifdef FEAT_CMDL_INFO 2781 (void)add_to_showcmd(nchar); 2782 #endif 2783 if (nchar == K_DEL || nchar == K_KDEL) 2784 n /= 10; 2785 else if (VIM_ISDIGIT(nchar)) 2786 n = n * 10 + (nchar - '0'); 2787 else if (nchar == CAR) 2788 { 2789 #ifdef FEAT_GUI 2790 need_mouse_correct = TRUE; 2791 #endif 2792 win_setheight((int)n); 2793 break; 2794 } 2795 else if (nchar == 'l' 2796 || nchar == 'h' 2797 || nchar == K_LEFT 2798 || nchar == K_RIGHT) 2799 { 2800 cap->count1 = n ? n * cap->count1 : cap->count1; 2801 goto dozet; 2802 } 2803 else 2804 { 2805 clearopbeep(cap->oap); 2806 break; 2807 } 2808 } 2809 cap->oap->op_type = OP_NOP; 2810 return; 2811 } 2812 2813 dozet: 2814 if ( 2815 #ifdef FEAT_FOLDING 2816 // "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc" 2817 // and "zC" only in Visual mode. "zj" and "zk" are motion 2818 // commands. 2819 cap->nchar != 'f' && cap->nchar != 'F' 2820 && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar)) 2821 && cap->nchar != 'j' && cap->nchar != 'k' 2822 && 2823 #endif 2824 checkclearop(cap->oap)) 2825 return; 2826 2827 /* 2828 * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb": 2829 * If line number given, set cursor. 2830 */ 2831 if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL) 2832 && cap->count0 2833 && cap->count0 != curwin->w_cursor.lnum) 2834 { 2835 setpcmark(); 2836 if (cap->count0 > curbuf->b_ml.ml_line_count) 2837 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2838 else 2839 curwin->w_cursor.lnum = cap->count0; 2840 check_cursor_col(); 2841 } 2842 2843 switch (nchar) 2844 { 2845 // "z+", "z<CR>" and "zt": put cursor at top of screen 2846 case '+': 2847 if (cap->count0 == 0) 2848 { 2849 // No count given: put cursor at the line below screen 2850 validate_botline(); // make sure w_botline is valid 2851 if (curwin->w_botline > curbuf->b_ml.ml_line_count) 2852 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2853 else 2854 curwin->w_cursor.lnum = curwin->w_botline; 2855 } 2856 // FALLTHROUGH 2857 case NL: 2858 case CAR: 2859 case K_KENTER: 2860 beginline(BL_WHITE | BL_FIX); 2861 // FALLTHROUGH 2862 2863 case 't': scroll_cursor_top(0, TRUE); 2864 redraw_later(VALID); 2865 set_fraction(curwin); 2866 break; 2867 2868 // "z." and "zz": put cursor in middle of screen 2869 case '.': beginline(BL_WHITE | BL_FIX); 2870 // FALLTHROUGH 2871 2872 case 'z': scroll_cursor_halfway(TRUE); 2873 redraw_later(VALID); 2874 set_fraction(curwin); 2875 break; 2876 2877 // "z^", "z-" and "zb": put cursor at bottom of screen 2878 case '^': // Strange Vi behavior: <count>z^ finds line at top of window 2879 // when <count> is at bottom of window, and puts that one at 2880 // bottom of window. 2881 if (cap->count0 != 0) 2882 { 2883 scroll_cursor_bot(0, TRUE); 2884 curwin->w_cursor.lnum = curwin->w_topline; 2885 } 2886 else if (curwin->w_topline == 1) 2887 curwin->w_cursor.lnum = 1; 2888 else 2889 curwin->w_cursor.lnum = curwin->w_topline - 1; 2890 // FALLTHROUGH 2891 case '-': 2892 beginline(BL_WHITE | BL_FIX); 2893 // FALLTHROUGH 2894 2895 case 'b': scroll_cursor_bot(0, TRUE); 2896 redraw_later(VALID); 2897 set_fraction(curwin); 2898 break; 2899 2900 // "zH" - scroll screen right half-page 2901 case 'H': 2902 cap->count1 *= curwin->w_width / 2; 2903 // FALLTHROUGH 2904 2905 // "zh" - scroll screen to the right 2906 case 'h': 2907 case K_LEFT: 2908 if (!curwin->w_p_wrap) 2909 { 2910 if ((colnr_T)cap->count1 > curwin->w_leftcol) 2911 curwin->w_leftcol = 0; 2912 else 2913 curwin->w_leftcol -= (colnr_T)cap->count1; 2914 leftcol_changed(); 2915 } 2916 break; 2917 2918 // "zL" - scroll screen left half-page 2919 case 'L': cap->count1 *= curwin->w_width / 2; 2920 // FALLTHROUGH 2921 2922 // "zl" - scroll screen to the left 2923 case 'l': 2924 case K_RIGHT: 2925 if (!curwin->w_p_wrap) 2926 { 2927 // scroll the window left 2928 curwin->w_leftcol += (colnr_T)cap->count1; 2929 leftcol_changed(); 2930 } 2931 break; 2932 2933 // "zs" - scroll screen, cursor at the start 2934 case 's': if (!curwin->w_p_wrap) 2935 { 2936 #ifdef FEAT_FOLDING 2937 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2938 col = 0; // like the cursor is in col 0 2939 else 2940 #endif 2941 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL); 2942 if ((long)col > siso) 2943 col -= siso; 2944 else 2945 col = 0; 2946 if (curwin->w_leftcol != col) 2947 { 2948 curwin->w_leftcol = col; 2949 redraw_later(NOT_VALID); 2950 } 2951 } 2952 break; 2953 2954 // "ze" - scroll screen, cursor at the end 2955 case 'e': if (!curwin->w_p_wrap) 2956 { 2957 #ifdef FEAT_FOLDING 2958 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2959 col = 0; // like the cursor is in col 0 2960 else 2961 #endif 2962 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col); 2963 n = curwin->w_width - curwin_col_off(); 2964 if ((long)col + siso < n) 2965 col = 0; 2966 else 2967 col = col + siso - n + 1; 2968 if (curwin->w_leftcol != col) 2969 { 2970 curwin->w_leftcol = col; 2971 redraw_later(NOT_VALID); 2972 } 2973 } 2974 break; 2975 2976 #ifdef FEAT_FOLDING 2977 // "zF": create fold command 2978 // "zf": create fold operator 2979 case 'F': 2980 case 'f': if (foldManualAllowed(TRUE)) 2981 { 2982 cap->nchar = 'f'; 2983 nv_operator(cap); 2984 curwin->w_p_fen = TRUE; 2985 2986 // "zF" is like "zfzf" 2987 if (nchar == 'F' && cap->oap->op_type == OP_FOLD) 2988 { 2989 nv_operator(cap); 2990 finish_op = TRUE; 2991 } 2992 } 2993 else 2994 clearopbeep(cap->oap); 2995 break; 2996 2997 // "zd": delete fold at cursor 2998 // "zD": delete fold at cursor recursively 2999 case 'd': 3000 case 'D': if (foldManualAllowed(FALSE)) 3001 { 3002 if (VIsual_active) 3003 nv_operator(cap); 3004 else 3005 deleteFold(curwin->w_cursor.lnum, 3006 curwin->w_cursor.lnum, nchar == 'D', FALSE); 3007 } 3008 break; 3009 3010 // "zE": erase all folds 3011 case 'E': if (foldmethodIsManual(curwin)) 3012 { 3013 clearFolding(curwin); 3014 changed_window_setting(); 3015 } 3016 else if (foldmethodIsMarker(curwin)) 3017 deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count, 3018 TRUE, FALSE); 3019 else 3020 emsg(_("E352: Cannot erase folds with current 'foldmethod'")); 3021 break; 3022 3023 // "zn": fold none: reset 'foldenable' 3024 case 'n': curwin->w_p_fen = FALSE; 3025 break; 3026 3027 // "zN": fold Normal: set 'foldenable' 3028 case 'N': curwin->w_p_fen = TRUE; 3029 break; 3030 3031 // "zi": invert folding: toggle 'foldenable' 3032 case 'i': curwin->w_p_fen = !curwin->w_p_fen; 3033 break; 3034 3035 // "za": open closed fold or close open fold at cursor 3036 case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 3037 openFold(curwin->w_cursor.lnum, cap->count1); 3038 else 3039 { 3040 closeFold(curwin->w_cursor.lnum, cap->count1); 3041 curwin->w_p_fen = TRUE; 3042 } 3043 break; 3044 3045 // "zA": open fold at cursor recursively 3046 case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 3047 openFoldRecurse(curwin->w_cursor.lnum); 3048 else 3049 { 3050 closeFoldRecurse(curwin->w_cursor.lnum); 3051 curwin->w_p_fen = TRUE; 3052 } 3053 break; 3054 3055 // "zo": open fold at cursor or Visual area 3056 case 'o': if (VIsual_active) 3057 nv_operator(cap); 3058 else 3059 openFold(curwin->w_cursor.lnum, cap->count1); 3060 break; 3061 3062 // "zO": open fold recursively 3063 case 'O': if (VIsual_active) 3064 nv_operator(cap); 3065 else 3066 openFoldRecurse(curwin->w_cursor.lnum); 3067 break; 3068 3069 // "zc": close fold at cursor or Visual area 3070 case 'c': if (VIsual_active) 3071 nv_operator(cap); 3072 else 3073 closeFold(curwin->w_cursor.lnum, cap->count1); 3074 curwin->w_p_fen = TRUE; 3075 break; 3076 3077 // "zC": close fold recursively 3078 case 'C': if (VIsual_active) 3079 nv_operator(cap); 3080 else 3081 closeFoldRecurse(curwin->w_cursor.lnum); 3082 curwin->w_p_fen = TRUE; 3083 break; 3084 3085 // "zv": open folds at the cursor 3086 case 'v': foldOpenCursor(); 3087 break; 3088 3089 // "zx": re-apply 'foldlevel' and open folds at the cursor 3090 case 'x': curwin->w_p_fen = TRUE; 3091 curwin->w_foldinvalid = TRUE; // recompute folds 3092 newFoldLevel(); // update right now 3093 foldOpenCursor(); 3094 break; 3095 3096 // "zX": undo manual opens/closes, re-apply 'foldlevel' 3097 case 'X': curwin->w_p_fen = TRUE; 3098 curwin->w_foldinvalid = TRUE; // recompute folds 3099 old_fdl = -1; // force an update 3100 break; 3101 3102 // "zm": fold more 3103 case 'm': if (curwin->w_p_fdl > 0) 3104 { 3105 curwin->w_p_fdl -= cap->count1; 3106 if (curwin->w_p_fdl < 0) 3107 curwin->w_p_fdl = 0; 3108 } 3109 old_fdl = -1; // force an update 3110 curwin->w_p_fen = TRUE; 3111 break; 3112 3113 // "zM": close all folds 3114 case 'M': curwin->w_p_fdl = 0; 3115 old_fdl = -1; // force an update 3116 curwin->w_p_fen = TRUE; 3117 break; 3118 3119 // "zr": reduce folding 3120 case 'r': curwin->w_p_fdl += cap->count1; 3121 { 3122 int d = getDeepestNesting(); 3123 3124 if (curwin->w_p_fdl >= d) 3125 curwin->w_p_fdl = d; 3126 } 3127 break; 3128 3129 // "zR": open all folds 3130 case 'R': curwin->w_p_fdl = getDeepestNesting(); 3131 old_fdl = -1; // force an update 3132 break; 3133 3134 case 'j': // "zj" move to next fold downwards 3135 case 'k': // "zk" move to next fold upwards 3136 if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD, 3137 cap->count1) == FAIL) 3138 clearopbeep(cap->oap); 3139 break; 3140 3141 #endif // FEAT_FOLDING 3142 3143 #ifdef FEAT_SPELL 3144 case 'u': // "zug" and "zuw": undo "zg" and "zw" 3145 ++no_mapping; 3146 ++allow_keys; // no mapping for nchar, but allow key codes 3147 nchar = plain_vgetc(); 3148 LANGMAP_ADJUST(nchar, TRUE); 3149 --no_mapping; 3150 --allow_keys; 3151 #ifdef FEAT_CMDL_INFO 3152 (void)add_to_showcmd(nchar); 3153 #endif 3154 if (vim_strchr((char_u *)"gGwW", nchar) == NULL) 3155 { 3156 clearopbeep(cap->oap); 3157 break; 3158 } 3159 undo = TRUE; 3160 // FALLTHROUGH 3161 3162 case 'g': // "zg": add good word to word list 3163 case 'w': // "zw": add wrong word to word list 3164 case 'G': // "zG": add good word to temp word list 3165 case 'W': // "zW": add wrong word to temp word list 3166 { 3167 char_u *ptr = NULL; 3168 int len; 3169 3170 if (checkclearop(cap->oap)) 3171 break; 3172 if (VIsual_active && get_visual_text(cap, &ptr, &len) 3173 == FAIL) 3174 return; 3175 if (ptr == NULL) 3176 { 3177 pos_T pos = curwin->w_cursor; 3178 3179 // Find bad word under the cursor. When 'spell' is 3180 // off this fails and find_ident_under_cursor() is 3181 // used below. 3182 emsg_off++; 3183 len = spell_move_to(curwin, FORWARD, TRUE, TRUE, NULL); 3184 emsg_off--; 3185 if (len != 0 && curwin->w_cursor.col <= pos.col) 3186 ptr = ml_get_pos(&curwin->w_cursor); 3187 curwin->w_cursor = pos; 3188 } 3189 3190 if (ptr == NULL && (len = find_ident_under_cursor(&ptr, 3191 FIND_IDENT)) == 0) 3192 return; 3193 spell_add_word(ptr, len, nchar == 'w' || nchar == 'W' 3194 ? SPELL_ADD_BAD : SPELL_ADD_GOOD, 3195 (nchar == 'G' || nchar == 'W') 3196 ? 0 : (int)cap->count1, 3197 undo); 3198 } 3199 break; 3200 3201 case '=': // "z=": suggestions for a badly spelled word 3202 if (!checkclearop(cap->oap)) 3203 spell_suggest((int)cap->count0); 3204 break; 3205 #endif 3206 3207 default: clearopbeep(cap->oap); 3208 } 3209 3210 #ifdef FEAT_FOLDING 3211 // Redraw when 'foldenable' changed 3212 if (old_fen != curwin->w_p_fen) 3213 { 3214 # ifdef FEAT_DIFF 3215 win_T *wp; 3216 3217 if (foldmethodIsDiff(curwin) && curwin->w_p_scb) 3218 { 3219 // Adjust 'foldenable' in diff-synced windows. 3220 FOR_ALL_WINDOWS(wp) 3221 { 3222 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb) 3223 { 3224 wp->w_p_fen = curwin->w_p_fen; 3225 changed_window_setting_win(wp); 3226 } 3227 } 3228 } 3229 # endif 3230 changed_window_setting(); 3231 } 3232 3233 // Redraw when 'foldlevel' changed. 3234 if (old_fdl != curwin->w_p_fdl) 3235 newFoldLevel(); 3236 #endif 3237 } 3238 3239 #ifdef FEAT_GUI 3240 /* 3241 * Vertical scrollbar movement. 3242 */ 3243 static void 3244 nv_ver_scrollbar(cmdarg_T *cap) 3245 { 3246 if (cap->oap->op_type != OP_NOP) 3247 clearopbeep(cap->oap); 3248 3249 // Even if an operator was pending, we still want to scroll 3250 gui_do_scroll(); 3251 } 3252 3253 /* 3254 * Horizontal scrollbar movement. 3255 */ 3256 static void 3257 nv_hor_scrollbar(cmdarg_T *cap) 3258 { 3259 if (cap->oap->op_type != OP_NOP) 3260 clearopbeep(cap->oap); 3261 3262 // Even if an operator was pending, we still want to scroll 3263 gui_do_horiz_scroll(scrollbar_value, FALSE); 3264 } 3265 #endif 3266 3267 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3268 /* 3269 * Click in GUI tab. 3270 */ 3271 static void 3272 nv_tabline(cmdarg_T *cap) 3273 { 3274 if (cap->oap->op_type != OP_NOP) 3275 clearopbeep(cap->oap); 3276 3277 // Even if an operator was pending, we still want to jump tabs. 3278 goto_tabpage(current_tab); 3279 } 3280 3281 /* 3282 * Selected item in tab line menu. 3283 */ 3284 static void 3285 nv_tabmenu(cmdarg_T *cap) 3286 { 3287 if (cap->oap->op_type != OP_NOP) 3288 clearopbeep(cap->oap); 3289 3290 // Even if an operator was pending, we still want to jump tabs. 3291 handle_tabmenu(); 3292 } 3293 3294 /* 3295 * Handle selecting an item of the GUI tab line menu. 3296 * Used in Normal and Insert mode. 3297 */ 3298 void 3299 handle_tabmenu(void) 3300 { 3301 switch (current_tabmenu) 3302 { 3303 case TABLINE_MENU_CLOSE: 3304 if (current_tab == 0) 3305 do_cmdline_cmd((char_u *)"tabclose"); 3306 else 3307 { 3308 vim_snprintf((char *)IObuff, IOSIZE, "tabclose %d", 3309 current_tab); 3310 do_cmdline_cmd(IObuff); 3311 } 3312 break; 3313 3314 case TABLINE_MENU_NEW: 3315 if (current_tab == 0) 3316 do_cmdline_cmd((char_u *)"$tabnew"); 3317 else 3318 { 3319 vim_snprintf((char *)IObuff, IOSIZE, "%dtabnew", 3320 current_tab - 1); 3321 do_cmdline_cmd(IObuff); 3322 } 3323 break; 3324 3325 case TABLINE_MENU_OPEN: 3326 if (current_tab == 0) 3327 do_cmdline_cmd((char_u *)"browse $tabnew"); 3328 else 3329 { 3330 vim_snprintf((char *)IObuff, IOSIZE, "browse %dtabnew", 3331 current_tab - 1); 3332 do_cmdline_cmd(IObuff); 3333 } 3334 break; 3335 } 3336 } 3337 #endif 3338 3339 /* 3340 * "Q" command. 3341 */ 3342 static void 3343 nv_exmode(cmdarg_T *cap) 3344 { 3345 /* 3346 * Ignore 'Q' in Visual mode, just give a beep. 3347 */ 3348 if (VIsual_active) 3349 vim_beep(BO_EX); 3350 else if (!checkclearop(cap->oap)) 3351 do_exmode(FALSE); 3352 } 3353 3354 /* 3355 * Handle a ":" command. 3356 */ 3357 static void 3358 nv_colon(cmdarg_T *cap) 3359 { 3360 int old_p_im; 3361 int cmd_result; 3362 int is_cmdkey = cap->cmdchar == K_COMMAND; 3363 3364 if (VIsual_active && !is_cmdkey) 3365 nv_operator(cap); 3366 else 3367 { 3368 if (cap->oap->op_type != OP_NOP) 3369 { 3370 // Using ":" as a movement is characterwise exclusive. 3371 cap->oap->motion_type = MCHAR; 3372 cap->oap->inclusive = FALSE; 3373 } 3374 else if (cap->count0 && !is_cmdkey) 3375 { 3376 // translate "count:" into ":.,.+(count - 1)" 3377 stuffcharReadbuff('.'); 3378 if (cap->count0 > 1) 3379 { 3380 stuffReadbuff((char_u *)",.+"); 3381 stuffnumReadbuff((long)cap->count0 - 1L); 3382 } 3383 } 3384 3385 // When typing, don't type below an old message 3386 if (KeyTyped) 3387 compute_cmdrow(); 3388 3389 old_p_im = p_im; 3390 3391 // get a command line and execute it 3392 cmd_result = do_cmdline(NULL, is_cmdkey ? getcmdkeycmd : getexline, NULL, 3393 cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0); 3394 3395 // If 'insertmode' changed, enter or exit Insert mode 3396 if (p_im != old_p_im) 3397 { 3398 if (p_im) 3399 restart_edit = 'i'; 3400 else 3401 restart_edit = 0; 3402 } 3403 3404 if (cmd_result == FAIL) 3405 // The Ex command failed, do not execute the operator. 3406 clearop(cap->oap); 3407 else if (cap->oap->op_type != OP_NOP 3408 && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count 3409 || cap->oap->start.col > 3410 (colnr_T)STRLEN(ml_get(cap->oap->start.lnum)) 3411 || did_emsg 3412 )) 3413 // The start of the operator has become invalid by the Ex command. 3414 clearopbeep(cap->oap); 3415 } 3416 } 3417 3418 /* 3419 * Handle CTRL-G command. 3420 */ 3421 static void 3422 nv_ctrlg(cmdarg_T *cap) 3423 { 3424 if (VIsual_active) // toggle Selection/Visual mode 3425 { 3426 VIsual_select = !VIsual_select; 3427 showmode(); 3428 } 3429 else if (!checkclearop(cap->oap)) 3430 // print full name if count given or :cd used 3431 fileinfo((int)cap->count0, FALSE, TRUE); 3432 } 3433 3434 /* 3435 * Handle CTRL-H <Backspace> command. 3436 */ 3437 static void 3438 nv_ctrlh(cmdarg_T *cap) 3439 { 3440 if (VIsual_active && VIsual_select) 3441 { 3442 cap->cmdchar = 'x'; // BS key behaves like 'x' in Select mode 3443 v_visop(cap); 3444 } 3445 else 3446 nv_left(cap); 3447 } 3448 3449 /* 3450 * CTRL-L: clear screen and redraw. 3451 */ 3452 static void 3453 nv_clear(cmdarg_T *cap) 3454 { 3455 if (!checkclearop(cap->oap)) 3456 { 3457 #ifdef FEAT_SYN_HL 3458 // Clear all syntax states to force resyncing. 3459 syn_stack_free_all(curwin->w_s); 3460 # ifdef FEAT_RELTIME 3461 { 3462 win_T *wp; 3463 3464 FOR_ALL_WINDOWS(wp) 3465 wp->w_s->b_syn_slow = FALSE; 3466 } 3467 # endif 3468 #endif 3469 redraw_later(CLEAR); 3470 #if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL)) 3471 # ifdef VIMDLL 3472 if (!gui.in_use) 3473 # endif 3474 resize_console_buf(); 3475 #endif 3476 } 3477 } 3478 3479 /* 3480 * CTRL-O: In Select mode: switch to Visual mode for one command. 3481 * Otherwise: Go to older pcmark. 3482 */ 3483 static void 3484 nv_ctrlo(cmdarg_T *cap) 3485 { 3486 if (VIsual_active && VIsual_select) 3487 { 3488 VIsual_select = FALSE; 3489 showmode(); 3490 restart_VIsual_select = 2; // restart Select mode later 3491 } 3492 else 3493 { 3494 cap->count1 = -cap->count1; 3495 nv_pcmark(cap); 3496 } 3497 } 3498 3499 /* 3500 * CTRL-^ command, short for ":e #". Works even when the alternate buffer is 3501 * not named. 3502 */ 3503 static void 3504 nv_hat(cmdarg_T *cap) 3505 { 3506 if (!checkclearopq(cap->oap)) 3507 (void)buflist_getfile((int)cap->count0, (linenr_T)0, 3508 GETF_SETMARK|GETF_ALT, FALSE); 3509 } 3510 3511 /* 3512 * "Z" commands. 3513 */ 3514 static void 3515 nv_Zet(cmdarg_T *cap) 3516 { 3517 if (!checkclearopq(cap->oap)) 3518 { 3519 switch (cap->nchar) 3520 { 3521 // "ZZ": equivalent to ":x". 3522 case 'Z': do_cmdline_cmd((char_u *)"x"); 3523 break; 3524 3525 // "ZQ": equivalent to ":q!" (Elvis compatible). 3526 case 'Q': do_cmdline_cmd((char_u *)"q!"); 3527 break; 3528 3529 default: clearopbeep(cap->oap); 3530 } 3531 } 3532 } 3533 3534 /* 3535 * Call nv_ident() as if "c1" was used, with "c2" as next character. 3536 */ 3537 void 3538 do_nv_ident(int c1, int c2) 3539 { 3540 oparg_T oa; 3541 cmdarg_T ca; 3542 3543 clear_oparg(&oa); 3544 CLEAR_FIELD(ca); 3545 ca.oap = &oa; 3546 ca.cmdchar = c1; 3547 ca.nchar = c2; 3548 nv_ident(&ca); 3549 } 3550 3551 /* 3552 * Handle the commands that use the word under the cursor. 3553 * [g] CTRL-] :ta to current identifier 3554 * [g] 'K' run program for current identifier 3555 * [g] '*' / to current identifier or string 3556 * [g] '#' ? to current identifier or string 3557 * g ']' :tselect for current identifier 3558 */ 3559 static void 3560 nv_ident(cmdarg_T *cap) 3561 { 3562 char_u *ptr = NULL; 3563 char_u *buf; 3564 unsigned buflen; 3565 char_u *newbuf; 3566 char_u *p; 3567 char_u *kp; // value of 'keywordprg' 3568 int kp_help; // 'keywordprg' is ":he" 3569 int kp_ex; // 'keywordprg' starts with ":" 3570 int n = 0; // init for GCC 3571 int cmdchar; 3572 int g_cmd; // "g" command 3573 int tag_cmd = FALSE; 3574 char_u *aux_ptr; 3575 int isman; 3576 int isman_s; 3577 3578 if (cap->cmdchar == 'g') // "g*", "g#", "g]" and "gCTRL-]" 3579 { 3580 cmdchar = cap->nchar; 3581 g_cmd = TRUE; 3582 } 3583 else 3584 { 3585 cmdchar = cap->cmdchar; 3586 g_cmd = FALSE; 3587 } 3588 3589 if (cmdchar == POUND) // the pound sign, '#' for English keyboards 3590 cmdchar = '#'; 3591 3592 /* 3593 * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode. 3594 */ 3595 if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K') 3596 { 3597 if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL) 3598 return; 3599 if (checkclearopq(cap->oap)) 3600 return; 3601 } 3602 3603 if (ptr == NULL && (n = find_ident_under_cursor(&ptr, 3604 (cmdchar == '*' || cmdchar == '#') 3605 ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0) 3606 { 3607 clearop(cap->oap); 3608 return; 3609 } 3610 3611 // Allocate buffer to put the command in. Inserting backslashes can 3612 // double the length of the word. p_kp / curbuf->b_p_kp could be added 3613 // and some numbers. 3614 kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp); 3615 kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0 3616 || STRCMP(kp, ":help") == 0); 3617 if (kp_help && *skipwhite(ptr) == NUL) 3618 { 3619 emsg(_(e_noident)); // found white space only 3620 return; 3621 } 3622 kp_ex = (*kp == ':'); 3623 buflen = (unsigned)(n * 2 + 30 + STRLEN(kp)); 3624 buf = alloc(buflen); 3625 if (buf == NULL) 3626 return; 3627 buf[0] = NUL; 3628 3629 switch (cmdchar) 3630 { 3631 case '*': 3632 case '#': 3633 /* 3634 * Put cursor at start of word, makes search skip the word 3635 * under the cursor. 3636 * Call setpcmark() first, so "*``" puts the cursor back where 3637 * it was. 3638 */ 3639 setpcmark(); 3640 curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline()); 3641 3642 if (!g_cmd && vim_iswordp(ptr)) 3643 STRCPY(buf, "\\<"); 3644 no_smartcase = TRUE; // don't use 'smartcase' now 3645 break; 3646 3647 case 'K': 3648 if (kp_help) 3649 STRCPY(buf, "he! "); 3650 else if (kp_ex) 3651 { 3652 if (cap->count0 != 0) 3653 vim_snprintf((char *)buf, buflen, "%s %ld", 3654 kp, cap->count0); 3655 else 3656 STRCPY(buf, kp); 3657 STRCAT(buf, " "); 3658 } 3659 else 3660 { 3661 // An external command will probably use an argument starting 3662 // with "-" as an option. To avoid trouble we skip the "-". 3663 while (*ptr == '-' && n > 0) 3664 { 3665 ++ptr; 3666 --n; 3667 } 3668 if (n == 0) 3669 { 3670 emsg(_(e_noident)); // found dashes only 3671 vim_free(buf); 3672 return; 3673 } 3674 3675 // When a count is given, turn it into a range. Is this 3676 // really what we want? 3677 isman = (STRCMP(kp, "man") == 0); 3678 isman_s = (STRCMP(kp, "man -s") == 0); 3679 if (cap->count0 != 0 && !(isman || isman_s)) 3680 sprintf((char *)buf, ".,.+%ld", cap->count0 - 1); 3681 3682 STRCAT(buf, "! "); 3683 if (cap->count0 == 0 && isman_s) 3684 STRCAT(buf, "man"); 3685 else 3686 STRCAT(buf, kp); 3687 STRCAT(buf, " "); 3688 if (cap->count0 != 0 && (isman || isman_s)) 3689 { 3690 sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0); 3691 STRCAT(buf, " "); 3692 } 3693 } 3694 break; 3695 3696 case ']': 3697 tag_cmd = TRUE; 3698 #ifdef FEAT_CSCOPE 3699 if (p_cst) 3700 STRCPY(buf, "cstag "); 3701 else 3702 #endif 3703 STRCPY(buf, "ts "); 3704 break; 3705 3706 default: 3707 tag_cmd = TRUE; 3708 if (curbuf->b_help) 3709 STRCPY(buf, "he! "); 3710 else 3711 { 3712 if (g_cmd) 3713 STRCPY(buf, "tj "); 3714 else if (cap->count0 == 0) 3715 STRCPY(buf, "ta "); 3716 else 3717 sprintf((char *)buf, ":%ldta ", cap->count0); 3718 } 3719 } 3720 3721 /* 3722 * Now grab the chars in the identifier 3723 */ 3724 if (cmdchar == 'K' && !kp_help) 3725 { 3726 ptr = vim_strnsave(ptr, n); 3727 if (kp_ex) 3728 // Escape the argument properly for an Ex command 3729 p = vim_strsave_fnameescape(ptr, FALSE); 3730 else 3731 // Escape the argument properly for a shell command 3732 p = vim_strsave_shellescape(ptr, TRUE, TRUE); 3733 vim_free(ptr); 3734 if (p == NULL) 3735 { 3736 vim_free(buf); 3737 return; 3738 } 3739 newbuf = vim_realloc(buf, STRLEN(buf) + STRLEN(p) + 1); 3740 if (newbuf == NULL) 3741 { 3742 vim_free(buf); 3743 vim_free(p); 3744 return; 3745 } 3746 buf = newbuf; 3747 STRCAT(buf, p); 3748 vim_free(p); 3749 } 3750 else 3751 { 3752 if (cmdchar == '*') 3753 aux_ptr = (char_u *)(magic_isset() ? "/.*~[^$\\" : "/^$\\"); 3754 else if (cmdchar == '#') 3755 aux_ptr = (char_u *)(magic_isset() ? "/?.*~[^$\\" : "/?^$\\"); 3756 else if (tag_cmd) 3757 { 3758 if (curbuf->b_help) 3759 // ":help" handles unescaped argument 3760 aux_ptr = (char_u *)""; 3761 else 3762 aux_ptr = (char_u *)"\\|\"\n["; 3763 } 3764 else 3765 aux_ptr = (char_u *)"\\|\"\n*?["; 3766 3767 p = buf + STRLEN(buf); 3768 while (n-- > 0) 3769 { 3770 // put a backslash before \ and some others 3771 if (vim_strchr(aux_ptr, *ptr) != NULL) 3772 *p++ = '\\'; 3773 // When current byte is a part of multibyte character, copy all 3774 // bytes of that character. 3775 if (has_mbyte) 3776 { 3777 int i; 3778 int len = (*mb_ptr2len)(ptr) - 1; 3779 3780 for (i = 0; i < len && n >= 1; ++i, --n) 3781 *p++ = *ptr++; 3782 } 3783 *p++ = *ptr++; 3784 } 3785 *p = NUL; 3786 } 3787 3788 /* 3789 * Execute the command. 3790 */ 3791 if (cmdchar == '*' || cmdchar == '#') 3792 { 3793 if (!g_cmd && (has_mbyte 3794 ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) 3795 : vim_iswordc(ptr[-1]))) 3796 STRCAT(buf, "\\>"); 3797 3798 // put pattern in search history 3799 init_history(); 3800 add_to_history(HIST_SEARCH, buf, TRUE, NUL); 3801 3802 (void)normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0, NULL); 3803 } 3804 else 3805 { 3806 g_tag_at_cursor = TRUE; 3807 do_cmdline_cmd(buf); 3808 g_tag_at_cursor = FALSE; 3809 } 3810 3811 vim_free(buf); 3812 } 3813 3814 /* 3815 * Get visually selected text, within one line only. 3816 * Returns FAIL if more than one line selected. 3817 */ 3818 int 3819 get_visual_text( 3820 cmdarg_T *cap, 3821 char_u **pp, // return: start of selected text 3822 int *lenp) // return: length of selected text 3823 { 3824 if (VIsual_mode != 'V') 3825 unadjust_for_sel(); 3826 if (VIsual.lnum != curwin->w_cursor.lnum) 3827 { 3828 if (cap != NULL) 3829 clearopbeep(cap->oap); 3830 return FAIL; 3831 } 3832 if (VIsual_mode == 'V') 3833 { 3834 *pp = ml_get_curline(); 3835 *lenp = (int)STRLEN(*pp); 3836 } 3837 else 3838 { 3839 if (LT_POS(curwin->w_cursor, VIsual)) 3840 { 3841 *pp = ml_get_pos(&curwin->w_cursor); 3842 *lenp = VIsual.col - curwin->w_cursor.col + 1; 3843 } 3844 else 3845 { 3846 *pp = ml_get_pos(&VIsual); 3847 *lenp = curwin->w_cursor.col - VIsual.col + 1; 3848 } 3849 if (has_mbyte) 3850 // Correct the length to include the whole last character. 3851 *lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1; 3852 } 3853 reset_VIsual_and_resel(); 3854 return OK; 3855 } 3856 3857 /* 3858 * CTRL-T: backwards in tag stack 3859 */ 3860 static void 3861 nv_tagpop(cmdarg_T *cap) 3862 { 3863 if (!checkclearopq(cap->oap)) 3864 do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE); 3865 } 3866 3867 /* 3868 * Handle scrolling command 'H', 'L' and 'M'. 3869 */ 3870 static void 3871 nv_scroll(cmdarg_T *cap) 3872 { 3873 int used = 0; 3874 long n; 3875 #ifdef FEAT_FOLDING 3876 linenr_T lnum; 3877 #endif 3878 int half; 3879 3880 cap->oap->motion_type = MLINE; 3881 setpcmark(); 3882 3883 if (cap->cmdchar == 'L') 3884 { 3885 validate_botline(); // make sure curwin->w_botline is valid 3886 curwin->w_cursor.lnum = curwin->w_botline - 1; 3887 if (cap->count1 - 1 >= curwin->w_cursor.lnum) 3888 curwin->w_cursor.lnum = 1; 3889 else 3890 { 3891 #ifdef FEAT_FOLDING 3892 if (hasAnyFolding(curwin)) 3893 { 3894 // Count a fold for one screen line. 3895 for (n = cap->count1 - 1; n > 0 3896 && curwin->w_cursor.lnum > curwin->w_topline; --n) 3897 { 3898 (void)hasFolding(curwin->w_cursor.lnum, 3899 &curwin->w_cursor.lnum, NULL); 3900 --curwin->w_cursor.lnum; 3901 } 3902 } 3903 else 3904 #endif 3905 curwin->w_cursor.lnum -= cap->count1 - 1; 3906 } 3907 } 3908 else 3909 { 3910 if (cap->cmdchar == 'M') 3911 { 3912 #ifdef FEAT_DIFF 3913 // Don't count filler lines above the window. 3914 used -= diff_check_fill(curwin, curwin->w_topline) 3915 - curwin->w_topfill; 3916 #endif 3917 validate_botline(); // make sure w_empty_rows is valid 3918 half = (curwin->w_height - curwin->w_empty_rows + 1) / 2; 3919 for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n) 3920 { 3921 #ifdef FEAT_DIFF 3922 // Count half he number of filler lines to be "below this 3923 // line" and half to be "above the next line". 3924 if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline 3925 + n) / 2 >= half) 3926 { 3927 --n; 3928 break; 3929 } 3930 #endif 3931 used += plines(curwin->w_topline + n); 3932 if (used >= half) 3933 break; 3934 #ifdef FEAT_FOLDING 3935 if (hasFolding(curwin->w_topline + n, NULL, &lnum)) 3936 n = lnum - curwin->w_topline; 3937 #endif 3938 } 3939 if (n > 0 && used > curwin->w_height) 3940 --n; 3941 } 3942 else // (cap->cmdchar == 'H') 3943 { 3944 n = cap->count1 - 1; 3945 #ifdef FEAT_FOLDING 3946 if (hasAnyFolding(curwin)) 3947 { 3948 // Count a fold for one screen line. 3949 lnum = curwin->w_topline; 3950 while (n-- > 0 && lnum < curwin->w_botline - 1) 3951 { 3952 (void)hasFolding(lnum, NULL, &lnum); 3953 ++lnum; 3954 } 3955 n = lnum - curwin->w_topline; 3956 } 3957 #endif 3958 } 3959 curwin->w_cursor.lnum = curwin->w_topline + n; 3960 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 3961 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 3962 } 3963 3964 // Correct for 'so', except when an operator is pending. 3965 if (cap->oap->op_type == OP_NOP) 3966 cursor_correct(); 3967 beginline(BL_SOL | BL_FIX); 3968 } 3969 3970 /* 3971 * Cursor right commands. 3972 */ 3973 static void 3974 nv_right(cmdarg_T *cap) 3975 { 3976 long n; 3977 int past_line; 3978 3979 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 3980 { 3981 // <C-Right> and <S-Right> move a word or WORD right 3982 if (mod_mask & MOD_MASK_CTRL) 3983 cap->arg = TRUE; 3984 nv_wordcmd(cap); 3985 return; 3986 } 3987 3988 cap->oap->motion_type = MCHAR; 3989 cap->oap->inclusive = FALSE; 3990 past_line = (VIsual_active && *p_sel != 'o'); 3991 3992 /* 3993 * In virtual edit mode, there's no such thing as "past_line", as lines 3994 * are (theoretically) infinitely long. 3995 */ 3996 if (virtual_active()) 3997 past_line = 0; 3998 3999 for (n = cap->count1; n > 0; --n) 4000 { 4001 if ((!past_line && oneright() == FAIL) 4002 || (past_line && *ml_get_cursor() == NUL) 4003 ) 4004 { 4005 /* 4006 * <Space> wraps to next line if 'whichwrap' has 's'. 4007 * 'l' wraps to next line if 'whichwrap' has 'l'. 4008 * CURS_RIGHT wraps to next line if 'whichwrap' has '>'. 4009 */ 4010 if ( ((cap->cmdchar == ' ' 4011 && vim_strchr(p_ww, 's') != NULL) 4012 || (cap->cmdchar == 'l' 4013 && vim_strchr(p_ww, 'l') != NULL) 4014 || (cap->cmdchar == K_RIGHT 4015 && vim_strchr(p_ww, '>') != NULL)) 4016 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 4017 { 4018 // When deleting we also count the NL as a character. 4019 // Set cap->oap->inclusive when last char in the line is 4020 // included, move to next line after that 4021 if ( cap->oap->op_type != OP_NOP 4022 && !cap->oap->inclusive 4023 && !LINEEMPTY(curwin->w_cursor.lnum)) 4024 cap->oap->inclusive = TRUE; 4025 else 4026 { 4027 ++curwin->w_cursor.lnum; 4028 curwin->w_cursor.col = 0; 4029 curwin->w_cursor.coladd = 0; 4030 curwin->w_set_curswant = TRUE; 4031 cap->oap->inclusive = FALSE; 4032 } 4033 continue; 4034 } 4035 if (cap->oap->op_type == OP_NOP) 4036 { 4037 // Only beep and flush if not moved at all 4038 if (n == cap->count1) 4039 beep_flush(); 4040 } 4041 else 4042 { 4043 if (!LINEEMPTY(curwin->w_cursor.lnum)) 4044 cap->oap->inclusive = TRUE; 4045 } 4046 break; 4047 } 4048 else if (past_line) 4049 { 4050 curwin->w_set_curswant = TRUE; 4051 if (virtual_active()) 4052 oneright(); 4053 else 4054 { 4055 if (has_mbyte) 4056 curwin->w_cursor.col += (*mb_ptr2len)(ml_get_cursor()); 4057 else 4058 ++curwin->w_cursor.col; 4059 } 4060 } 4061 } 4062 #ifdef FEAT_FOLDING 4063 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4064 && cap->oap->op_type == OP_NOP) 4065 foldOpenCursor(); 4066 #endif 4067 } 4068 4069 /* 4070 * Cursor left commands. 4071 * 4072 * Returns TRUE when operator end should not be adjusted. 4073 */ 4074 static void 4075 nv_left(cmdarg_T *cap) 4076 { 4077 long n; 4078 4079 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 4080 { 4081 // <C-Left> and <S-Left> move a word or WORD left 4082 if (mod_mask & MOD_MASK_CTRL) 4083 cap->arg = 1; 4084 nv_bck_word(cap); 4085 return; 4086 } 4087 4088 cap->oap->motion_type = MCHAR; 4089 cap->oap->inclusive = FALSE; 4090 for (n = cap->count1; n > 0; --n) 4091 { 4092 if (oneleft() == FAIL) 4093 { 4094 // <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'. 4095 // 'h' wraps to previous line if 'whichwrap' has 'h'. 4096 // CURS_LEFT wraps to previous line if 'whichwrap' has '<'. 4097 if ( (((cap->cmdchar == K_BS 4098 || cap->cmdchar == Ctrl_H) 4099 && vim_strchr(p_ww, 'b') != NULL) 4100 || (cap->cmdchar == 'h' 4101 && vim_strchr(p_ww, 'h') != NULL) 4102 || (cap->cmdchar == K_LEFT 4103 && vim_strchr(p_ww, '<') != NULL)) 4104 && curwin->w_cursor.lnum > 1) 4105 { 4106 --(curwin->w_cursor.lnum); 4107 coladvance((colnr_T)MAXCOL); 4108 curwin->w_set_curswant = TRUE; 4109 4110 // When the NL before the first char has to be deleted we 4111 // put the cursor on the NUL after the previous line. 4112 // This is a very special case, be careful! 4113 // Don't adjust op_end now, otherwise it won't work. 4114 if ( (cap->oap->op_type == OP_DELETE 4115 || cap->oap->op_type == OP_CHANGE) 4116 && !LINEEMPTY(curwin->w_cursor.lnum)) 4117 { 4118 char_u *cp = ml_get_cursor(); 4119 4120 if (*cp != NUL) 4121 { 4122 if (has_mbyte) 4123 curwin->w_cursor.col += (*mb_ptr2len)(cp); 4124 else 4125 ++curwin->w_cursor.col; 4126 } 4127 cap->retval |= CA_NO_ADJ_OP_END; 4128 } 4129 continue; 4130 } 4131 // Only beep and flush if not moved at all 4132 else if (cap->oap->op_type == OP_NOP && n == cap->count1) 4133 beep_flush(); 4134 break; 4135 } 4136 } 4137 #ifdef FEAT_FOLDING 4138 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4139 && cap->oap->op_type == OP_NOP) 4140 foldOpenCursor(); 4141 #endif 4142 } 4143 4144 /* 4145 * Cursor up commands. 4146 * cap->arg is TRUE for "-": Move cursor to first non-blank. 4147 */ 4148 static void 4149 nv_up(cmdarg_T *cap) 4150 { 4151 if (mod_mask & MOD_MASK_SHIFT) 4152 { 4153 // <S-Up> is page up 4154 cap->arg = BACKWARD; 4155 nv_page(cap); 4156 } 4157 else 4158 { 4159 cap->oap->motion_type = MLINE; 4160 if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4161 clearopbeep(cap->oap); 4162 else if (cap->arg) 4163 beginline(BL_WHITE | BL_FIX); 4164 } 4165 } 4166 4167 /* 4168 * Cursor down commands. 4169 * cap->arg is TRUE for CR and "+": Move cursor to first non-blank. 4170 */ 4171 static void 4172 nv_down(cmdarg_T *cap) 4173 { 4174 if (mod_mask & MOD_MASK_SHIFT) 4175 { 4176 // <S-Down> is page down 4177 cap->arg = FORWARD; 4178 nv_page(cap); 4179 } 4180 #if defined(FEAT_QUICKFIX) 4181 // Quickfix window only: view the result under the cursor. 4182 else if (bt_quickfix(curbuf) && cap->cmdchar == CAR) 4183 qf_view_result(FALSE); 4184 #endif 4185 else 4186 { 4187 #ifdef FEAT_CMDWIN 4188 // In the cmdline window a <CR> executes the command. 4189 if (cmdwin_type != 0 && cap->cmdchar == CAR) 4190 cmdwin_result = CAR; 4191 else 4192 #endif 4193 #ifdef FEAT_JOB_CHANNEL 4194 // In a prompt buffer a <CR> in the last line invokes the callback. 4195 if (bt_prompt(curbuf) && cap->cmdchar == CAR 4196 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 4197 { 4198 invoke_prompt_callback(); 4199 if (restart_edit == 0) 4200 restart_edit = 'a'; 4201 } 4202 else 4203 #endif 4204 { 4205 cap->oap->motion_type = MLINE; 4206 if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4207 clearopbeep(cap->oap); 4208 else if (cap->arg) 4209 beginline(BL_WHITE | BL_FIX); 4210 } 4211 } 4212 } 4213 4214 #ifdef FEAT_SEARCHPATH 4215 /* 4216 * Grab the file name under the cursor and edit it. 4217 */ 4218 static void 4219 nv_gotofile(cmdarg_T *cap) 4220 { 4221 char_u *ptr; 4222 linenr_T lnum = -1; 4223 4224 if (text_locked()) 4225 { 4226 clearopbeep(cap->oap); 4227 text_locked_msg(); 4228 return; 4229 } 4230 if (curbuf_locked()) 4231 { 4232 clearop(cap->oap); 4233 return; 4234 } 4235 #ifdef FEAT_PROP_POPUP 4236 if (ERROR_IF_TERM_POPUP_WINDOW) 4237 return; 4238 #endif 4239 4240 ptr = grab_file_name(cap->count1, &lnum); 4241 4242 if (ptr != NULL) 4243 { 4244 // do autowrite if necessary 4245 if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !buf_hide(curbuf)) 4246 (void)autowrite(curbuf, FALSE); 4247 setpcmark(); 4248 if (do_ecmd(0, ptr, NULL, NULL, ECMD_LAST, 4249 buf_hide(curbuf) ? ECMD_HIDE : 0, curwin) == OK 4250 && cap->nchar == 'F' && lnum >= 0) 4251 { 4252 curwin->w_cursor.lnum = lnum; 4253 check_cursor_lnum(); 4254 beginline(BL_SOL | BL_FIX); 4255 } 4256 vim_free(ptr); 4257 } 4258 else 4259 clearop(cap->oap); 4260 } 4261 #endif 4262 4263 /* 4264 * <End> command: to end of current line or last line. 4265 */ 4266 static void 4267 nv_end(cmdarg_T *cap) 4268 { 4269 if (cap->arg || (mod_mask & MOD_MASK_CTRL)) // CTRL-END = goto last line 4270 { 4271 cap->arg = TRUE; 4272 nv_goto(cap); 4273 cap->count1 = 1; // to end of current line 4274 } 4275 nv_dollar(cap); 4276 } 4277 4278 /* 4279 * Handle the "$" command. 4280 */ 4281 static void 4282 nv_dollar(cmdarg_T *cap) 4283 { 4284 cap->oap->motion_type = MCHAR; 4285 cap->oap->inclusive = TRUE; 4286 // In virtual mode when off the edge of a line and an operator 4287 // is pending (whew!) keep the cursor where it is. 4288 // Otherwise, send it to the end of the line. 4289 if (!virtual_active() || gchar_cursor() != NUL 4290 || cap->oap->op_type == OP_NOP) 4291 curwin->w_curswant = MAXCOL; // so we stay at the end 4292 if (cursor_down((long)(cap->count1 - 1), 4293 cap->oap->op_type == OP_NOP) == FAIL) 4294 clearopbeep(cap->oap); 4295 #ifdef FEAT_FOLDING 4296 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4297 foldOpenCursor(); 4298 #endif 4299 } 4300 4301 /* 4302 * Implementation of '?' and '/' commands. 4303 * If cap->arg is TRUE don't set PC mark. 4304 */ 4305 static void 4306 nv_search(cmdarg_T *cap) 4307 { 4308 oparg_T *oap = cap->oap; 4309 pos_T save_cursor = curwin->w_cursor; 4310 4311 if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13) 4312 { 4313 // Translate "g??" to "g?g?" 4314 cap->cmdchar = 'g'; 4315 cap->nchar = '?'; 4316 nv_operator(cap); 4317 return; 4318 } 4319 4320 // When using 'incsearch' the cursor may be moved to set a different search 4321 // start position. 4322 cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0, TRUE); 4323 4324 if (cap->searchbuf == NULL) 4325 { 4326 clearop(oap); 4327 return; 4328 } 4329 4330 (void)normal_search(cap, cap->cmdchar, cap->searchbuf, 4331 (cap->arg || !EQUAL_POS(save_cursor, curwin->w_cursor)) 4332 ? 0 : SEARCH_MARK, NULL); 4333 } 4334 4335 /* 4336 * Handle "N" and "n" commands. 4337 * cap->arg is SEARCH_REV for "N", 0 for "n". 4338 */ 4339 static void 4340 nv_next(cmdarg_T *cap) 4341 { 4342 pos_T old = curwin->w_cursor; 4343 int wrapped = FALSE; 4344 int i = normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, &wrapped); 4345 4346 if (i == 1 && !wrapped && EQUAL_POS(old, curwin->w_cursor)) 4347 { 4348 // Avoid getting stuck on the current cursor position, which can 4349 // happen when an offset is given and the cursor is on the last char 4350 // in the buffer: Repeat with count + 1. 4351 cap->count1 += 1; 4352 (void)normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, NULL); 4353 cap->count1 -= 1; 4354 } 4355 } 4356 4357 /* 4358 * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat). 4359 * Uses only cap->count1 and cap->oap from "cap". 4360 * Return 0 for failure, 1 for found, 2 for found and line offset added. 4361 */ 4362 static int 4363 normal_search( 4364 cmdarg_T *cap, 4365 int dir, 4366 char_u *pat, 4367 int opt, // extra flags for do_search() 4368 int *wrapped) 4369 { 4370 int i; 4371 searchit_arg_T sia; 4372 4373 cap->oap->motion_type = MCHAR; 4374 cap->oap->inclusive = FALSE; 4375 cap->oap->use_reg_one = TRUE; 4376 curwin->w_set_curswant = TRUE; 4377 4378 CLEAR_FIELD(sia); 4379 i = do_search(cap->oap, dir, dir, pat, cap->count1, 4380 opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG, &sia); 4381 if (wrapped != NULL) 4382 *wrapped = sia.sa_wrapped; 4383 if (i == 0) 4384 clearop(cap->oap); 4385 else 4386 { 4387 if (i == 2) 4388 cap->oap->motion_type = MLINE; 4389 curwin->w_cursor.coladd = 0; 4390 #ifdef FEAT_FOLDING 4391 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4392 foldOpenCursor(); 4393 #endif 4394 } 4395 4396 // "/$" will put the cursor after the end of the line, may need to 4397 // correct that here 4398 check_cursor(); 4399 return i; 4400 } 4401 4402 /* 4403 * Character search commands. 4404 * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for 4405 * ',' and FALSE for ';'. 4406 * cap->nchar is NUL for ',' and ';' (repeat the search) 4407 */ 4408 static void 4409 nv_csearch(cmdarg_T *cap) 4410 { 4411 int t_cmd; 4412 4413 if (cap->cmdchar == 't' || cap->cmdchar == 'T') 4414 t_cmd = TRUE; 4415 else 4416 t_cmd = FALSE; 4417 4418 cap->oap->motion_type = MCHAR; 4419 if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL) 4420 clearopbeep(cap->oap); 4421 else 4422 { 4423 curwin->w_set_curswant = TRUE; 4424 // Include a Tab for "tx" and for "dfx". 4425 if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD 4426 && (t_cmd || cap->oap->op_type != OP_NOP)) 4427 { 4428 colnr_T scol, ecol; 4429 4430 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol); 4431 curwin->w_cursor.coladd = ecol - scol; 4432 } 4433 else 4434 curwin->w_cursor.coladd = 0; 4435 adjust_for_sel(cap); 4436 #ifdef FEAT_FOLDING 4437 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4438 foldOpenCursor(); 4439 #endif 4440 } 4441 } 4442 4443 /* 4444 * "[" and "]" commands. 4445 * cap->arg is BACKWARD for "[" and FORWARD for "]". 4446 */ 4447 static void 4448 nv_brackets(cmdarg_T *cap) 4449 { 4450 pos_T new_pos = {0, 0, 0}; 4451 pos_T prev_pos; 4452 pos_T *pos = NULL; // init for GCC 4453 pos_T old_pos; // cursor position before command 4454 int flag; 4455 long n; 4456 int findc; 4457 int c; 4458 4459 cap->oap->motion_type = MCHAR; 4460 cap->oap->inclusive = FALSE; 4461 old_pos = curwin->w_cursor; 4462 curwin->w_cursor.coladd = 0; // TODO: don't do this for an error. 4463 4464 #ifdef FEAT_SEARCHPATH 4465 /* 4466 * "[f" or "]f" : Edit file under the cursor (same as "gf") 4467 */ 4468 if (cap->nchar == 'f') 4469 nv_gotofile(cap); 4470 else 4471 #endif 4472 4473 #ifdef FEAT_FIND_ID 4474 /* 4475 * Find the occurrence(s) of the identifier or define under cursor 4476 * in current and included files or jump to the first occurrence. 4477 * 4478 * search list jump 4479 * fwd bwd fwd bwd fwd bwd 4480 * identifier "]i" "[i" "]I" "[I" "]^I" "[^I" 4481 * define "]d" "[d" "]D" "[D" "]^D" "[^D" 4482 */ 4483 if (vim_strchr((char_u *) 4484 # ifdef EBCDIC 4485 "iI\005dD\067", 4486 # else 4487 "iI\011dD\004", 4488 # endif 4489 cap->nchar) != NULL) 4490 { 4491 char_u *ptr; 4492 int len; 4493 4494 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) 4495 clearop(cap->oap); 4496 else 4497 { 4498 find_pattern_in_path(ptr, 0, len, TRUE, 4499 cap->count0 == 0 ? !isupper(cap->nchar) : FALSE, 4500 ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY, 4501 cap->count1, 4502 isupper(cap->nchar) ? ACTION_SHOW_ALL : 4503 islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO, 4504 cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1, 4505 (linenr_T)MAXLNUM); 4506 curwin->w_set_curswant = TRUE; 4507 } 4508 } 4509 else 4510 #endif 4511 4512 /* 4513 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')' 4514 * "[#", "]#": go to start/end of Nth innermost #if..#endif construct. 4515 * "[/", "[*", "]/", "]*": go to Nth comment start/end. 4516 * "[m" or "]m" search for prev/next start of (Java) method. 4517 * "[M" or "]M" search for prev/next end of (Java) method. 4518 */ 4519 if ( (cap->cmdchar == '[' 4520 && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL) 4521 || (cap->cmdchar == ']' 4522 && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL)) 4523 { 4524 if (cap->nchar == '*') 4525 cap->nchar = '/'; 4526 prev_pos.lnum = 0; 4527 if (cap->nchar == 'm' || cap->nchar == 'M') 4528 { 4529 if (cap->cmdchar == '[') 4530 findc = '{'; 4531 else 4532 findc = '}'; 4533 n = 9999; 4534 } 4535 else 4536 { 4537 findc = cap->nchar; 4538 n = cap->count1; 4539 } 4540 for ( ; n > 0; --n) 4541 { 4542 if ((pos = findmatchlimit(cap->oap, findc, 4543 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL) 4544 { 4545 if (new_pos.lnum == 0) // nothing found 4546 { 4547 if (cap->nchar != 'm' && cap->nchar != 'M') 4548 clearopbeep(cap->oap); 4549 } 4550 else 4551 pos = &new_pos; // use last one found 4552 break; 4553 } 4554 prev_pos = new_pos; 4555 curwin->w_cursor = *pos; 4556 new_pos = *pos; 4557 } 4558 curwin->w_cursor = old_pos; 4559 4560 /* 4561 * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only 4562 * brought us to the match for "[m" and "]M" when inside a method. 4563 * Try finding the '{' or '}' we want to be at. 4564 * Also repeat for the given count. 4565 */ 4566 if (cap->nchar == 'm' || cap->nchar == 'M') 4567 { 4568 // norm is TRUE for "]M" and "[m" 4569 int norm = ((findc == '{') == (cap->nchar == 'm')); 4570 4571 n = cap->count1; 4572 // found a match: we were inside a method 4573 if (prev_pos.lnum != 0) 4574 { 4575 pos = &prev_pos; 4576 curwin->w_cursor = prev_pos; 4577 if (norm) 4578 --n; 4579 } 4580 else 4581 pos = NULL; 4582 while (n > 0) 4583 { 4584 for (;;) 4585 { 4586 if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0) 4587 { 4588 // if not found anything, that's an error 4589 if (pos == NULL) 4590 clearopbeep(cap->oap); 4591 n = 0; 4592 break; 4593 } 4594 c = gchar_cursor(); 4595 if (c == '{' || c == '}') 4596 { 4597 // Must have found end/start of class: use it. 4598 // Or found the place to be at. 4599 if ((c == findc && norm) || (n == 1 && !norm)) 4600 { 4601 new_pos = curwin->w_cursor; 4602 pos = &new_pos; 4603 n = 0; 4604 } 4605 // if no match found at all, we started outside of the 4606 // class and we're inside now. Just go on. 4607 else if (new_pos.lnum == 0) 4608 { 4609 new_pos = curwin->w_cursor; 4610 pos = &new_pos; 4611 } 4612 // found start/end of other method: go to match 4613 else if ((pos = findmatchlimit(cap->oap, findc, 4614 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 4615 0)) == NULL) 4616 n = 0; 4617 else 4618 curwin->w_cursor = *pos; 4619 break; 4620 } 4621 } 4622 --n; 4623 } 4624 curwin->w_cursor = old_pos; 4625 if (pos == NULL && new_pos.lnum != 0) 4626 clearopbeep(cap->oap); 4627 } 4628 if (pos != NULL) 4629 { 4630 setpcmark(); 4631 curwin->w_cursor = *pos; 4632 curwin->w_set_curswant = TRUE; 4633 #ifdef FEAT_FOLDING 4634 if ((fdo_flags & FDO_BLOCK) && KeyTyped 4635 && cap->oap->op_type == OP_NOP) 4636 foldOpenCursor(); 4637 #endif 4638 } 4639 } 4640 4641 /* 4642 * "[[", "[]", "]]" and "][": move to start or end of function 4643 */ 4644 else if (cap->nchar == '[' || cap->nchar == ']') 4645 { 4646 if (cap->nchar == cap->cmdchar) // "]]" or "[[" 4647 flag = '{'; 4648 else 4649 flag = '}'; // "][" or "[]" 4650 4651 curwin->w_set_curswant = TRUE; 4652 /* 4653 * Imitate strange Vi behaviour: When using "]]" with an operator 4654 * we also stop at '}'. 4655 */ 4656 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, flag, 4657 (cap->oap->op_type != OP_NOP 4658 && cap->arg == FORWARD && flag == '{'))) 4659 clearopbeep(cap->oap); 4660 else 4661 { 4662 if (cap->oap->op_type == OP_NOP) 4663 beginline(BL_WHITE | BL_FIX); 4664 #ifdef FEAT_FOLDING 4665 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4666 foldOpenCursor(); 4667 #endif 4668 } 4669 } 4670 4671 /* 4672 * "[p", "[P", "]P" and "]p": put with indent adjustment 4673 */ 4674 else if (cap->nchar == 'p' || cap->nchar == 'P') 4675 { 4676 nv_put_opt(cap, TRUE); 4677 } 4678 4679 /* 4680 * "['", "[`", "]'" and "]`": jump to next mark 4681 */ 4682 else if (cap->nchar == '\'' || cap->nchar == '`') 4683 { 4684 pos = &curwin->w_cursor; 4685 for (n = cap->count1; n > 0; --n) 4686 { 4687 prev_pos = *pos; 4688 pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD, 4689 cap->nchar == '\''); 4690 if (pos == NULL) 4691 break; 4692 } 4693 if (pos == NULL) 4694 pos = &prev_pos; 4695 nv_cursormark(cap, cap->nchar == '\'', pos); 4696 } 4697 4698 /* 4699 * [ or ] followed by a middle mouse click: put selected text with 4700 * indent adjustment. Any other button just does as usual. 4701 */ 4702 else if (cap->nchar >= K_RIGHTRELEASE && cap->nchar <= K_LEFTMOUSE) 4703 { 4704 (void)do_mouse(cap->oap, cap->nchar, 4705 (cap->cmdchar == ']') ? FORWARD : BACKWARD, 4706 cap->count1, PUT_FIXINDENT); 4707 } 4708 4709 #ifdef FEAT_FOLDING 4710 /* 4711 * "[z" and "]z": move to start or end of open fold. 4712 */ 4713 else if (cap->nchar == 'z') 4714 { 4715 if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4716 cap->count1) == FAIL) 4717 clearopbeep(cap->oap); 4718 } 4719 #endif 4720 4721 #ifdef FEAT_DIFF 4722 /* 4723 * "[c" and "]c": move to next or previous diff-change. 4724 */ 4725 else if (cap->nchar == 'c') 4726 { 4727 if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD, 4728 cap->count1) == FAIL) 4729 clearopbeep(cap->oap); 4730 } 4731 #endif 4732 4733 #ifdef FEAT_SPELL 4734 /* 4735 * "[s", "[S", "]s" and "]S": move to next spell error. 4736 */ 4737 else if (cap->nchar == 's' || cap->nchar == 'S') 4738 { 4739 setpcmark(); 4740 for (n = 0; n < cap->count1; ++n) 4741 if (spell_move_to(curwin, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4742 cap->nchar == 's' ? TRUE : FALSE, FALSE, NULL) == 0) 4743 { 4744 clearopbeep(cap->oap); 4745 break; 4746 } 4747 else 4748 curwin->w_set_curswant = TRUE; 4749 # ifdef FEAT_FOLDING 4750 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4751 foldOpenCursor(); 4752 # endif 4753 } 4754 #endif 4755 4756 // Not a valid cap->nchar. 4757 else 4758 clearopbeep(cap->oap); 4759 } 4760 4761 /* 4762 * Handle Normal mode "%" command. 4763 */ 4764 static void 4765 nv_percent(cmdarg_T *cap) 4766 { 4767 pos_T *pos; 4768 #if defined(FEAT_FOLDING) 4769 linenr_T lnum = curwin->w_cursor.lnum; 4770 #endif 4771 4772 cap->oap->inclusive = TRUE; 4773 if (cap->count0) // {cnt}% : goto {cnt} percentage in file 4774 { 4775 if (cap->count0 > 100) 4776 clearopbeep(cap->oap); 4777 else 4778 { 4779 cap->oap->motion_type = MLINE; 4780 setpcmark(); 4781 // Round up, so 'normal 100%' always jumps at the line line. 4782 // Beyond 21474836 lines, (ml_line_count * 100 + 99) would 4783 // overflow on 32-bits, so use a formula with less accuracy 4784 // to avoid overflows. 4785 if (curbuf->b_ml.ml_line_count >= 21474836) 4786 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L) 4787 / 100L * cap->count0; 4788 else 4789 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count * 4790 cap->count0 + 99L) / 100L; 4791 if (curwin->w_cursor.lnum < 1) 4792 curwin->w_cursor.lnum = 1; 4793 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4794 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 4795 beginline(BL_SOL | BL_FIX); 4796 } 4797 } 4798 else // "%" : go to matching paren 4799 { 4800 cap->oap->motion_type = MCHAR; 4801 cap->oap->use_reg_one = TRUE; 4802 if ((pos = findmatch(cap->oap, NUL)) == NULL) 4803 clearopbeep(cap->oap); 4804 else 4805 { 4806 setpcmark(); 4807 curwin->w_cursor = *pos; 4808 curwin->w_set_curswant = TRUE; 4809 curwin->w_cursor.coladd = 0; 4810 adjust_for_sel(cap); 4811 } 4812 } 4813 #ifdef FEAT_FOLDING 4814 if (cap->oap->op_type == OP_NOP 4815 && lnum != curwin->w_cursor.lnum 4816 && (fdo_flags & FDO_PERCENT) 4817 && KeyTyped) 4818 foldOpenCursor(); 4819 #endif 4820 } 4821 4822 /* 4823 * Handle "(" and ")" commands. 4824 * cap->arg is BACKWARD for "(" and FORWARD for ")". 4825 */ 4826 static void 4827 nv_brace(cmdarg_T *cap) 4828 { 4829 cap->oap->motion_type = MCHAR; 4830 cap->oap->use_reg_one = TRUE; 4831 // The motion used to be inclusive for "(", but that is not what Vi does. 4832 cap->oap->inclusive = FALSE; 4833 curwin->w_set_curswant = TRUE; 4834 4835 if (findsent(cap->arg, cap->count1) == FAIL) 4836 clearopbeep(cap->oap); 4837 else 4838 { 4839 // Don't leave the cursor on the NUL past end of line. 4840 adjust_cursor(cap->oap); 4841 curwin->w_cursor.coladd = 0; 4842 #ifdef FEAT_FOLDING 4843 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4844 foldOpenCursor(); 4845 #endif 4846 } 4847 } 4848 4849 /* 4850 * "m" command: Mark a position. 4851 */ 4852 static void 4853 nv_mark(cmdarg_T *cap) 4854 { 4855 if (!checkclearop(cap->oap)) 4856 { 4857 if (setmark(cap->nchar) == FAIL) 4858 clearopbeep(cap->oap); 4859 } 4860 } 4861 4862 /* 4863 * "{" and "}" commands. 4864 * cmd->arg is BACKWARD for "{" and FORWARD for "}". 4865 */ 4866 static void 4867 nv_findpar(cmdarg_T *cap) 4868 { 4869 cap->oap->motion_type = MCHAR; 4870 cap->oap->inclusive = FALSE; 4871 cap->oap->use_reg_one = TRUE; 4872 curwin->w_set_curswant = TRUE; 4873 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, NUL, FALSE)) 4874 clearopbeep(cap->oap); 4875 else 4876 { 4877 curwin->w_cursor.coladd = 0; 4878 #ifdef FEAT_FOLDING 4879 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4880 foldOpenCursor(); 4881 #endif 4882 } 4883 } 4884 4885 /* 4886 * "u" command: Undo or make lower case. 4887 */ 4888 static void 4889 nv_undo(cmdarg_T *cap) 4890 { 4891 if (cap->oap->op_type == OP_LOWER || VIsual_active) 4892 { 4893 // translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" 4894 cap->cmdchar = 'g'; 4895 cap->nchar = 'u'; 4896 nv_operator(cap); 4897 } 4898 else 4899 nv_kundo(cap); 4900 } 4901 4902 /* 4903 * <Undo> command. 4904 */ 4905 static void 4906 nv_kundo(cmdarg_T *cap) 4907 { 4908 if (!checkclearopq(cap->oap)) 4909 { 4910 #ifdef FEAT_JOB_CHANNEL 4911 if (bt_prompt(curbuf)) 4912 { 4913 clearopbeep(cap->oap); 4914 return; 4915 } 4916 #endif 4917 u_undo((int)cap->count1); 4918 curwin->w_set_curswant = TRUE; 4919 } 4920 } 4921 4922 /* 4923 * Handle the "r" command. 4924 */ 4925 static void 4926 nv_replace(cmdarg_T *cap) 4927 { 4928 char_u *ptr; 4929 int had_ctrl_v; 4930 long n; 4931 4932 if (checkclearop(cap->oap)) 4933 return; 4934 #ifdef FEAT_JOB_CHANNEL 4935 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 4936 { 4937 clearopbeep(cap->oap); 4938 return; 4939 } 4940 #endif 4941 4942 // get another character 4943 if (cap->nchar == Ctrl_V) 4944 { 4945 had_ctrl_v = Ctrl_V; 4946 cap->nchar = get_literal(FALSE); 4947 // Don't redo a multibyte character with CTRL-V. 4948 if (cap->nchar > DEL) 4949 had_ctrl_v = NUL; 4950 } 4951 else 4952 had_ctrl_v = NUL; 4953 4954 // Abort if the character is a special key. 4955 if (IS_SPECIAL(cap->nchar)) 4956 { 4957 clearopbeep(cap->oap); 4958 return; 4959 } 4960 4961 // Visual mode "r" 4962 if (VIsual_active) 4963 { 4964 if (got_int) 4965 reset_VIsual(); 4966 if (had_ctrl_v) 4967 { 4968 // Use a special (negative) number to make a difference between a 4969 // literal CR or NL and a line break. 4970 if (cap->nchar == CAR) 4971 cap->nchar = REPLACE_CR_NCHAR; 4972 else if (cap->nchar == NL) 4973 cap->nchar = REPLACE_NL_NCHAR; 4974 } 4975 nv_operator(cap); 4976 return; 4977 } 4978 4979 // Break tabs, etc. 4980 if (virtual_active()) 4981 { 4982 if (u_save_cursor() == FAIL) 4983 return; 4984 if (gchar_cursor() == NUL) 4985 { 4986 // Add extra space and put the cursor on the first one. 4987 coladvance_force((colnr_T)(getviscol() + cap->count1)); 4988 curwin->w_cursor.col -= cap->count1; 4989 } 4990 else if (gchar_cursor() == TAB) 4991 coladvance_force(getviscol()); 4992 } 4993 4994 // Abort if not enough characters to replace. 4995 ptr = ml_get_cursor(); 4996 if (STRLEN(ptr) < (unsigned)cap->count1 4997 || (has_mbyte && mb_charlen(ptr) < cap->count1)) 4998 { 4999 clearopbeep(cap->oap); 5000 return; 5001 } 5002 5003 /* 5004 * Replacing with a TAB is done by edit() when it is complicated because 5005 * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB. 5006 * Other characters are done below to avoid problems with things like 5007 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC). 5008 */ 5009 if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta)) 5010 { 5011 stuffnumReadbuff(cap->count1); 5012 stuffcharReadbuff('R'); 5013 stuffcharReadbuff('\t'); 5014 stuffcharReadbuff(ESC); 5015 return; 5016 } 5017 5018 // save line for undo 5019 if (u_save_cursor() == FAIL) 5020 return; 5021 5022 if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n')) 5023 { 5024 /* 5025 * Replace character(s) by a single newline. 5026 * Strange vi behaviour: Only one newline is inserted. 5027 * Delete the characters here. 5028 * Insert the newline with an insert command, takes care of 5029 * autoindent. The insert command depends on being on the last 5030 * character of a line or not. 5031 */ 5032 (void)del_chars(cap->count1, FALSE); // delete the characters 5033 stuffcharReadbuff('\r'); 5034 stuffcharReadbuff(ESC); 5035 5036 // Give 'r' to edit(), to get the redo command right. 5037 invoke_edit(cap, TRUE, 'r', FALSE); 5038 } 5039 else 5040 { 5041 prep_redo(cap->oap->regname, cap->count1, 5042 NUL, 'r', NUL, had_ctrl_v, cap->nchar); 5043 5044 curbuf->b_op_start = curwin->w_cursor; 5045 if (has_mbyte) 5046 { 5047 int old_State = State; 5048 5049 if (cap->ncharC1 != 0) 5050 AppendCharToRedobuff(cap->ncharC1); 5051 if (cap->ncharC2 != 0) 5052 AppendCharToRedobuff(cap->ncharC2); 5053 5054 // This is slow, but it handles replacing a single-byte with a 5055 // multi-byte and the other way around. Also handles adding 5056 // composing characters for utf-8. 5057 for (n = cap->count1; n > 0; --n) 5058 { 5059 State = REPLACE; 5060 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5061 { 5062 int c = ins_copychar(curwin->w_cursor.lnum 5063 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5064 if (c != NUL) 5065 ins_char(c); 5066 else 5067 // will be decremented further down 5068 ++curwin->w_cursor.col; 5069 } 5070 else 5071 ins_char(cap->nchar); 5072 State = old_State; 5073 if (cap->ncharC1 != 0) 5074 ins_char(cap->ncharC1); 5075 if (cap->ncharC2 != 0) 5076 ins_char(cap->ncharC2); 5077 } 5078 } 5079 else 5080 { 5081 /* 5082 * Replace the characters within one line. 5083 */ 5084 for (n = cap->count1; n > 0; --n) 5085 { 5086 /* 5087 * Get ptr again, because u_save and/or showmatch() will have 5088 * released the line. At the same time we let know that the 5089 * line will be changed. 5090 */ 5091 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE); 5092 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5093 { 5094 int c = ins_copychar(curwin->w_cursor.lnum 5095 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5096 if (c != NUL) 5097 ptr[curwin->w_cursor.col] = c; 5098 } 5099 else 5100 ptr[curwin->w_cursor.col] = cap->nchar; 5101 if (p_sm && msg_silent == 0) 5102 showmatch(cap->nchar); 5103 ++curwin->w_cursor.col; 5104 } 5105 #ifdef FEAT_NETBEANS_INTG 5106 if (netbeans_active()) 5107 { 5108 colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1); 5109 5110 netbeans_removed(curbuf, curwin->w_cursor.lnum, start, 5111 (long)cap->count1); 5112 netbeans_inserted(curbuf, curwin->w_cursor.lnum, start, 5113 &ptr[start], (int)cap->count1); 5114 } 5115 #endif 5116 5117 // mark the buffer as changed and prepare for displaying 5118 changed_bytes(curwin->w_cursor.lnum, 5119 (colnr_T)(curwin->w_cursor.col - cap->count1)); 5120 } 5121 --curwin->w_cursor.col; // cursor on the last replaced char 5122 // if the character on the left of the current cursor is a multi-byte 5123 // character, move two characters left 5124 if (has_mbyte) 5125 mb_adjust_cursor(); 5126 curbuf->b_op_end = curwin->w_cursor; 5127 curwin->w_set_curswant = TRUE; 5128 set_last_insert(cap->nchar); 5129 } 5130 } 5131 5132 /* 5133 * 'o': Exchange start and end of Visual area. 5134 * 'O': same, but in block mode exchange left and right corners. 5135 */ 5136 static void 5137 v_swap_corners(int cmdchar) 5138 { 5139 pos_T old_cursor; 5140 colnr_T left, right; 5141 5142 if (cmdchar == 'O' && VIsual_mode == Ctrl_V) 5143 { 5144 old_cursor = curwin->w_cursor; 5145 getvcols(curwin, &old_cursor, &VIsual, &left, &right); 5146 curwin->w_cursor.lnum = VIsual.lnum; 5147 coladvance(left); 5148 VIsual = curwin->w_cursor; 5149 5150 curwin->w_cursor.lnum = old_cursor.lnum; 5151 curwin->w_curswant = right; 5152 // 'selection "exclusive" and cursor at right-bottom corner: move it 5153 // right one column 5154 if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e') 5155 ++curwin->w_curswant; 5156 coladvance(curwin->w_curswant); 5157 if (curwin->w_cursor.col == old_cursor.col 5158 && (!virtual_active() 5159 || curwin->w_cursor.coladd == old_cursor.coladd)) 5160 { 5161 curwin->w_cursor.lnum = VIsual.lnum; 5162 if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e') 5163 ++right; 5164 coladvance(right); 5165 VIsual = curwin->w_cursor; 5166 5167 curwin->w_cursor.lnum = old_cursor.lnum; 5168 coladvance(left); 5169 curwin->w_curswant = left; 5170 } 5171 } 5172 else 5173 { 5174 old_cursor = curwin->w_cursor; 5175 curwin->w_cursor = VIsual; 5176 VIsual = old_cursor; 5177 curwin->w_set_curswant = TRUE; 5178 } 5179 } 5180 5181 /* 5182 * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE). 5183 */ 5184 static void 5185 nv_Replace(cmdarg_T *cap) 5186 { 5187 if (VIsual_active) // "R" is replace lines 5188 { 5189 cap->cmdchar = 'c'; 5190 cap->nchar = NUL; 5191 VIsual_mode_orig = VIsual_mode; // remember original area for gv 5192 VIsual_mode = 'V'; 5193 nv_operator(cap); 5194 } 5195 else if (!checkclearopq(cap->oap)) 5196 { 5197 if (!curbuf->b_p_ma) 5198 emsg(_(e_modifiable)); 5199 else 5200 { 5201 if (virtual_active()) 5202 coladvance(getviscol()); 5203 invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE); 5204 } 5205 } 5206 } 5207 5208 /* 5209 * "gr". 5210 */ 5211 static void 5212 nv_vreplace(cmdarg_T *cap) 5213 { 5214 if (VIsual_active) 5215 { 5216 cap->cmdchar = 'r'; 5217 cap->nchar = cap->extra_char; 5218 nv_replace(cap); // Do same as "r" in Visual mode for now 5219 } 5220 else if (!checkclearopq(cap->oap)) 5221 { 5222 if (!curbuf->b_p_ma) 5223 emsg(_(e_modifiable)); 5224 else 5225 { 5226 if (cap->extra_char == Ctrl_V) // get another character 5227 cap->extra_char = get_literal(FALSE); 5228 stuffcharReadbuff(cap->extra_char); 5229 stuffcharReadbuff(ESC); 5230 if (virtual_active()) 5231 coladvance(getviscol()); 5232 invoke_edit(cap, TRUE, 'v', FALSE); 5233 } 5234 } 5235 } 5236 5237 /* 5238 * Swap case for "~" command, when it does not work like an operator. 5239 */ 5240 static void 5241 n_swapchar(cmdarg_T *cap) 5242 { 5243 long n; 5244 pos_T startpos; 5245 int did_change = 0; 5246 #ifdef FEAT_NETBEANS_INTG 5247 pos_T pos; 5248 char_u *ptr; 5249 int count; 5250 #endif 5251 5252 if (checkclearopq(cap->oap)) 5253 return; 5254 5255 if (LINEEMPTY(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL) 5256 { 5257 clearopbeep(cap->oap); 5258 return; 5259 } 5260 5261 prep_redo_cmd(cap); 5262 5263 if (u_save_cursor() == FAIL) 5264 return; 5265 5266 startpos = curwin->w_cursor; 5267 #ifdef FEAT_NETBEANS_INTG 5268 pos = startpos; 5269 #endif 5270 for (n = cap->count1; n > 0; --n) 5271 { 5272 did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor); 5273 inc_cursor(); 5274 if (gchar_cursor() == NUL) 5275 { 5276 if (vim_strchr(p_ww, '~') != NULL 5277 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 5278 { 5279 #ifdef FEAT_NETBEANS_INTG 5280 if (netbeans_active()) 5281 { 5282 if (did_change) 5283 { 5284 ptr = ml_get(pos.lnum); 5285 count = (int)STRLEN(ptr) - pos.col; 5286 netbeans_removed(curbuf, pos.lnum, pos.col, 5287 (long)count); 5288 netbeans_inserted(curbuf, pos.lnum, pos.col, 5289 &ptr[pos.col], count); 5290 } 5291 pos.col = 0; 5292 pos.lnum++; 5293 } 5294 #endif 5295 ++curwin->w_cursor.lnum; 5296 curwin->w_cursor.col = 0; 5297 if (n > 1) 5298 { 5299 if (u_savesub(curwin->w_cursor.lnum) == FAIL) 5300 break; 5301 u_clearline(); 5302 } 5303 } 5304 else 5305 break; 5306 } 5307 } 5308 #ifdef FEAT_NETBEANS_INTG 5309 if (did_change && netbeans_active()) 5310 { 5311 ptr = ml_get(pos.lnum); 5312 count = curwin->w_cursor.col - pos.col; 5313 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); 5314 netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count); 5315 } 5316 #endif 5317 5318 5319 check_cursor(); 5320 curwin->w_set_curswant = TRUE; 5321 if (did_change) 5322 { 5323 changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1, 5324 0L); 5325 curbuf->b_op_start = startpos; 5326 curbuf->b_op_end = curwin->w_cursor; 5327 if (curbuf->b_op_end.col > 0) 5328 --curbuf->b_op_end.col; 5329 } 5330 } 5331 5332 /* 5333 * Move cursor to mark. 5334 */ 5335 static void 5336 nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos) 5337 { 5338 if (check_mark(pos) == FAIL) 5339 clearop(cap->oap); 5340 else 5341 { 5342 if (cap->cmdchar == '\'' 5343 || cap->cmdchar == '`' 5344 || cap->cmdchar == '[' 5345 || cap->cmdchar == ']') 5346 setpcmark(); 5347 curwin->w_cursor = *pos; 5348 if (flag) 5349 beginline(BL_WHITE | BL_FIX); 5350 else 5351 check_cursor(); 5352 } 5353 cap->oap->motion_type = flag ? MLINE : MCHAR; 5354 if (cap->cmdchar == '`') 5355 cap->oap->use_reg_one = TRUE; 5356 cap->oap->inclusive = FALSE; // ignored if not MCHAR 5357 curwin->w_set_curswant = TRUE; 5358 } 5359 5360 /* 5361 * Handle commands that are operators in Visual mode. 5362 */ 5363 static void 5364 v_visop(cmdarg_T *cap) 5365 { 5366 static char_u trans[] = "YyDdCcxdXdAAIIrr"; 5367 5368 // Uppercase means linewise, except in block mode, then "D" deletes till 5369 // the end of the line, and "C" replaces till EOL 5370 if (isupper(cap->cmdchar)) 5371 { 5372 if (VIsual_mode != Ctrl_V) 5373 { 5374 VIsual_mode_orig = VIsual_mode; 5375 VIsual_mode = 'V'; 5376 } 5377 else if (cap->cmdchar == 'C' || cap->cmdchar == 'D') 5378 curwin->w_curswant = MAXCOL; 5379 } 5380 cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1); 5381 nv_operator(cap); 5382 } 5383 5384 /* 5385 * "s" and "S" commands. 5386 */ 5387 static void 5388 nv_subst(cmdarg_T *cap) 5389 { 5390 #ifdef FEAT_TERMINAL 5391 // When showing output of term_dumpdiff() swap the top and bottom. 5392 if (term_swap_diff() == OK) 5393 return; 5394 #endif 5395 #ifdef FEAT_JOB_CHANNEL 5396 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 5397 { 5398 clearopbeep(cap->oap); 5399 return; 5400 } 5401 #endif 5402 if (VIsual_active) // "vs" and "vS" are the same as "vc" 5403 { 5404 if (cap->cmdchar == 'S') 5405 { 5406 VIsual_mode_orig = VIsual_mode; 5407 VIsual_mode = 'V'; 5408 } 5409 cap->cmdchar = 'c'; 5410 nv_operator(cap); 5411 } 5412 else 5413 nv_optrans(cap); 5414 } 5415 5416 /* 5417 * Abbreviated commands. 5418 */ 5419 static void 5420 nv_abbrev(cmdarg_T *cap) 5421 { 5422 if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL) 5423 cap->cmdchar = 'x'; // DEL key behaves like 'x' 5424 5425 // in Visual mode these commands are operators 5426 if (VIsual_active) 5427 v_visop(cap); 5428 else 5429 nv_optrans(cap); 5430 } 5431 5432 /* 5433 * Translate a command into another command. 5434 */ 5435 static void 5436 nv_optrans(cmdarg_T *cap) 5437 { 5438 static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh", 5439 (char_u *)"d$", (char_u *)"c$", 5440 (char_u *)"cl", (char_u *)"cc", 5441 (char_u *)"yy", (char_u *)":s\r"}; 5442 static char_u *str = (char_u *)"xXDCsSY&"; 5443 5444 if (!checkclearopq(cap->oap)) 5445 { 5446 // In Vi "2D" doesn't delete the next line. Can't translate it 5447 // either, because "2." should also not use the count. 5448 if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL) 5449 { 5450 cap->oap->start = curwin->w_cursor; 5451 cap->oap->op_type = OP_DELETE; 5452 #ifdef FEAT_EVAL 5453 set_op_var(OP_DELETE); 5454 #endif 5455 cap->count1 = 1; 5456 nv_dollar(cap); 5457 finish_op = TRUE; 5458 ResetRedobuff(); 5459 AppendCharToRedobuff('D'); 5460 } 5461 else 5462 { 5463 if (cap->count0) 5464 stuffnumReadbuff(cap->count0); 5465 stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]); 5466 } 5467 } 5468 cap->opcount = 0; 5469 } 5470 5471 /* 5472 * "'" and "`" commands. Also for "g'" and "g`". 5473 * cap->arg is TRUE for "'" and "g'". 5474 */ 5475 static void 5476 nv_gomark(cmdarg_T *cap) 5477 { 5478 pos_T *pos; 5479 int c; 5480 #ifdef FEAT_FOLDING 5481 pos_T old_cursor = curwin->w_cursor; 5482 int old_KeyTyped = KeyTyped; // getting file may reset it 5483 #endif 5484 5485 if (cap->cmdchar == 'g') 5486 c = cap->extra_char; 5487 else 5488 c = cap->nchar; 5489 pos = getmark(c, (cap->oap->op_type == OP_NOP)); 5490 if (pos == (pos_T *)-1) // jumped to other file 5491 { 5492 if (cap->arg) 5493 { 5494 check_cursor_lnum(); 5495 beginline(BL_WHITE | BL_FIX); 5496 } 5497 else 5498 check_cursor(); 5499 } 5500 else 5501 nv_cursormark(cap, cap->arg, pos); 5502 5503 // May need to clear the coladd that a mark includes. 5504 if (!virtual_active()) 5505 curwin->w_cursor.coladd = 0; 5506 check_cursor_col(); 5507 #ifdef FEAT_FOLDING 5508 if (cap->oap->op_type == OP_NOP 5509 && pos != NULL 5510 && (pos == (pos_T *)-1 || !EQUAL_POS(old_cursor, *pos)) 5511 && (fdo_flags & FDO_MARK) 5512 && old_KeyTyped) 5513 foldOpenCursor(); 5514 #endif 5515 } 5516 5517 /* 5518 * Handle CTRL-O, CTRL-I, "g;", "g," and "CTRL-Tab" commands. 5519 */ 5520 static void 5521 nv_pcmark(cmdarg_T *cap) 5522 { 5523 #ifdef FEAT_JUMPLIST 5524 pos_T *pos; 5525 # ifdef FEAT_FOLDING 5526 linenr_T lnum = curwin->w_cursor.lnum; 5527 int old_KeyTyped = KeyTyped; // getting file may reset it 5528 # endif 5529 5530 if (!checkclearopq(cap->oap)) 5531 { 5532 if (cap->cmdchar == TAB && mod_mask == MOD_MASK_CTRL) 5533 { 5534 if (goto_tabpage_lastused() == FAIL) 5535 clearopbeep(cap->oap); 5536 return; 5537 } 5538 if (cap->cmdchar == 'g') 5539 pos = movechangelist((int)cap->count1); 5540 else 5541 pos = movemark((int)cap->count1); 5542 if (pos == (pos_T *)-1) // jump to other file 5543 { 5544 curwin->w_set_curswant = TRUE; 5545 check_cursor(); 5546 } 5547 else if (pos != NULL) // can jump 5548 nv_cursormark(cap, FALSE, pos); 5549 else if (cap->cmdchar == 'g') 5550 { 5551 if (curbuf->b_changelistlen == 0) 5552 emsg(_("E664: changelist is empty")); 5553 else if (cap->count1 < 0) 5554 emsg(_("E662: At start of changelist")); 5555 else 5556 emsg(_("E663: At end of changelist")); 5557 } 5558 else 5559 clearopbeep(cap->oap); 5560 # ifdef FEAT_FOLDING 5561 if (cap->oap->op_type == OP_NOP 5562 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum) 5563 && (fdo_flags & FDO_MARK) 5564 && old_KeyTyped) 5565 foldOpenCursor(); 5566 # endif 5567 } 5568 #else 5569 clearopbeep(cap->oap); 5570 #endif 5571 } 5572 5573 /* 5574 * Handle '"' command. 5575 */ 5576 static void 5577 nv_regname(cmdarg_T *cap) 5578 { 5579 if (checkclearop(cap->oap)) 5580 return; 5581 #ifdef FEAT_EVAL 5582 if (cap->nchar == '=') 5583 cap->nchar = get_expr_register(); 5584 #endif 5585 if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE)) 5586 { 5587 cap->oap->regname = cap->nchar; 5588 cap->opcount = cap->count0; // remember count before '"' 5589 #ifdef FEAT_EVAL 5590 set_reg_var(cap->oap->regname); 5591 #endif 5592 } 5593 else 5594 clearopbeep(cap->oap); 5595 } 5596 5597 /* 5598 * Handle "v", "V" and "CTRL-V" commands. 5599 * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg 5600 * is TRUE. 5601 * Handle CTRL-Q just like CTRL-V. 5602 */ 5603 static void 5604 nv_visual(cmdarg_T *cap) 5605 { 5606 if (cap->cmdchar == Ctrl_Q) 5607 cap->cmdchar = Ctrl_V; 5608 5609 // 'v', 'V' and CTRL-V can be used while an operator is pending to make it 5610 // characterwise, linewise, or blockwise. 5611 if (cap->oap->op_type != OP_NOP) 5612 { 5613 motion_force = cap->oap->motion_force = cap->cmdchar; 5614 finish_op = FALSE; // operator doesn't finish now but later 5615 return; 5616 } 5617 5618 VIsual_select = cap->arg; 5619 if (VIsual_active) // change Visual mode 5620 { 5621 if (VIsual_mode == cap->cmdchar) // stop visual mode 5622 end_visual_mode(); 5623 else // toggle char/block mode 5624 { // or char/line mode 5625 VIsual_mode = cap->cmdchar; 5626 showmode(); 5627 } 5628 redraw_curbuf_later(INVERTED); // update the inversion 5629 } 5630 else // start Visual mode 5631 { 5632 check_visual_highlight(); 5633 if (cap->count0 > 0 && resel_VIsual_mode != NUL) 5634 { 5635 // use previously selected part 5636 VIsual = curwin->w_cursor; 5637 5638 VIsual_active = TRUE; 5639 VIsual_reselect = TRUE; 5640 if (!cap->arg) 5641 // start Select mode when 'selectmode' contains "cmd" 5642 may_start_select('c'); 5643 setmouse(); 5644 if (p_smd && msg_silent == 0) 5645 redraw_cmdline = TRUE; // show visual mode later 5646 /* 5647 * For V and ^V, we multiply the number of lines even if there 5648 * was only one -- webb 5649 */ 5650 if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1) 5651 { 5652 curwin->w_cursor.lnum += 5653 resel_VIsual_line_count * cap->count0 - 1; 5654 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 5655 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 5656 } 5657 VIsual_mode = resel_VIsual_mode; 5658 if (VIsual_mode == 'v') 5659 { 5660 if (resel_VIsual_line_count <= 1) 5661 { 5662 validate_virtcol(); 5663 curwin->w_curswant = curwin->w_virtcol 5664 + resel_VIsual_vcol * cap->count0 - 1; 5665 } 5666 else 5667 curwin->w_curswant = resel_VIsual_vcol; 5668 coladvance(curwin->w_curswant); 5669 } 5670 if (resel_VIsual_vcol == MAXCOL) 5671 { 5672 curwin->w_curswant = MAXCOL; 5673 coladvance((colnr_T)MAXCOL); 5674 } 5675 else if (VIsual_mode == Ctrl_V) 5676 { 5677 validate_virtcol(); 5678 curwin->w_curswant = curwin->w_virtcol 5679 + resel_VIsual_vcol * cap->count0 - 1; 5680 coladvance(curwin->w_curswant); 5681 } 5682 else 5683 curwin->w_set_curswant = TRUE; 5684 redraw_curbuf_later(INVERTED); // show the inversion 5685 } 5686 else 5687 { 5688 if (!cap->arg) 5689 // start Select mode when 'selectmode' contains "cmd" 5690 may_start_select('c'); 5691 n_start_visual_mode(cap->cmdchar); 5692 if (VIsual_mode != 'V' && *p_sel == 'e') 5693 ++cap->count1; // include one more char 5694 if (cap->count0 > 0 && --cap->count1 > 0) 5695 { 5696 // With a count select that many characters or lines. 5697 if (VIsual_mode == 'v' || VIsual_mode == Ctrl_V) 5698 nv_right(cap); 5699 else if (VIsual_mode == 'V') 5700 nv_down(cap); 5701 } 5702 } 5703 } 5704 } 5705 5706 /* 5707 * Start selection for Shift-movement keys. 5708 */ 5709 void 5710 start_selection(void) 5711 { 5712 // if 'selectmode' contains "key", start Select mode 5713 may_start_select('k'); 5714 n_start_visual_mode('v'); 5715 } 5716 5717 /* 5718 * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu. 5719 */ 5720 void 5721 may_start_select(int c) 5722 { 5723 VIsual_select = (stuff_empty() && typebuf_typed() 5724 && (vim_strchr(p_slm, c) != NULL)); 5725 } 5726 5727 /* 5728 * Start Visual mode "c". 5729 * Should set VIsual_select before calling this. 5730 */ 5731 static void 5732 n_start_visual_mode(int c) 5733 { 5734 #ifdef FEAT_CONCEAL 5735 // Check for redraw before changing the state. 5736 conceal_check_cursor_line(); 5737 #endif 5738 5739 VIsual_mode = c; 5740 VIsual_active = TRUE; 5741 VIsual_reselect = TRUE; 5742 5743 // Corner case: the 0 position in a tab may change when going into 5744 // virtualedit. Recalculate curwin->w_cursor to avoid bad highlighting. 5745 if (c == Ctrl_V && (ve_flags & VE_BLOCK) && gchar_cursor() == TAB) 5746 { 5747 validate_virtcol(); 5748 coladvance(curwin->w_virtcol); 5749 } 5750 VIsual = curwin->w_cursor; 5751 5752 #ifdef FEAT_FOLDING 5753 foldAdjustVisual(); 5754 #endif 5755 5756 setmouse(); 5757 #ifdef FEAT_CONCEAL 5758 // Check for redraw after changing the state. 5759 conceal_check_cursor_line(); 5760 #endif 5761 5762 if (p_smd && msg_silent == 0) 5763 redraw_cmdline = TRUE; // show visual mode later 5764 #ifdef FEAT_CLIPBOARD 5765 // Make sure the clipboard gets updated. Needed because start and 5766 // end may still be the same, and the selection needs to be owned 5767 clip_star.vmode = NUL; 5768 #endif 5769 5770 // Only need to redraw this line, unless still need to redraw an old 5771 // Visual area (when 'lazyredraw' is set). 5772 if (curwin->w_redr_type < INVERTED) 5773 { 5774 curwin->w_old_cursor_lnum = curwin->w_cursor.lnum; 5775 curwin->w_old_visual_lnum = curwin->w_cursor.lnum; 5776 } 5777 } 5778 5779 5780 /* 5781 * CTRL-W: Window commands 5782 */ 5783 static void 5784 nv_window(cmdarg_T *cap) 5785 { 5786 if (cap->nchar == ':') 5787 { 5788 // "CTRL-W :" is the same as typing ":"; useful in a terminal window 5789 cap->cmdchar = ':'; 5790 cap->nchar = NUL; 5791 nv_colon(cap); 5792 } 5793 else if (!checkclearop(cap->oap)) 5794 do_window(cap->nchar, cap->count0, NUL); // everything is in window.c 5795 } 5796 5797 /* 5798 * CTRL-Z: Suspend 5799 */ 5800 static void 5801 nv_suspend(cmdarg_T *cap) 5802 { 5803 clearop(cap->oap); 5804 if (VIsual_active) 5805 end_visual_mode(); // stop Visual mode 5806 do_cmdline_cmd((char_u *)"stop"); 5807 } 5808 5809 /* 5810 * Commands starting with "g". 5811 */ 5812 static void 5813 nv_g_cmd(cmdarg_T *cap) 5814 { 5815 oparg_T *oap = cap->oap; 5816 pos_T tpos; 5817 int i; 5818 int flag = FALSE; 5819 5820 switch (cap->nchar) 5821 { 5822 case Ctrl_A: 5823 case Ctrl_X: 5824 #ifdef MEM_PROFILE 5825 /* 5826 * "g^A": dump log of used memory. 5827 */ 5828 if (!VIsual_active && cap->nchar == Ctrl_A) 5829 vim_mem_profile_dump(); 5830 else 5831 #endif 5832 /* 5833 * "g^A/g^X": sequentially increment visually selected region 5834 */ 5835 if (VIsual_active) 5836 { 5837 cap->arg = TRUE; 5838 cap->cmdchar = cap->nchar; 5839 cap->nchar = NUL; 5840 nv_addsub(cap); 5841 } 5842 else 5843 clearopbeep(oap); 5844 break; 5845 5846 /* 5847 * "gR": Enter virtual replace mode. 5848 */ 5849 case 'R': 5850 cap->arg = TRUE; 5851 nv_Replace(cap); 5852 break; 5853 5854 case 'r': 5855 nv_vreplace(cap); 5856 break; 5857 5858 case '&': 5859 do_cmdline_cmd((char_u *)"%s//~/&"); 5860 break; 5861 5862 /* 5863 * "gv": Reselect the previous Visual area. If Visual already active, 5864 * exchange previous and current Visual area. 5865 */ 5866 case 'v': 5867 if (checkclearop(oap)) 5868 break; 5869 5870 if ( curbuf->b_visual.vi_start.lnum == 0 5871 || curbuf->b_visual.vi_start.lnum > curbuf->b_ml.ml_line_count 5872 || curbuf->b_visual.vi_end.lnum == 0) 5873 beep_flush(); 5874 else 5875 { 5876 // set w_cursor to the start of the Visual area, tpos to the end 5877 if (VIsual_active) 5878 { 5879 i = VIsual_mode; 5880 VIsual_mode = curbuf->b_visual.vi_mode; 5881 curbuf->b_visual.vi_mode = i; 5882 # ifdef FEAT_EVAL 5883 curbuf->b_visual_mode_eval = i; 5884 # endif 5885 i = curwin->w_curswant; 5886 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5887 curbuf->b_visual.vi_curswant = i; 5888 5889 tpos = curbuf->b_visual.vi_end; 5890 curbuf->b_visual.vi_end = curwin->w_cursor; 5891 curwin->w_cursor = curbuf->b_visual.vi_start; 5892 curbuf->b_visual.vi_start = VIsual; 5893 } 5894 else 5895 { 5896 VIsual_mode = curbuf->b_visual.vi_mode; 5897 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5898 tpos = curbuf->b_visual.vi_end; 5899 curwin->w_cursor = curbuf->b_visual.vi_start; 5900 } 5901 5902 VIsual_active = TRUE; 5903 VIsual_reselect = TRUE; 5904 5905 // Set Visual to the start and w_cursor to the end of the Visual 5906 // area. Make sure they are on an existing character. 5907 check_cursor(); 5908 VIsual = curwin->w_cursor; 5909 curwin->w_cursor = tpos; 5910 check_cursor(); 5911 update_topline(); 5912 /* 5913 * When called from normal "g" command: start Select mode when 5914 * 'selectmode' contains "cmd". When called for K_SELECT, always 5915 * start Select mode. 5916 */ 5917 if (cap->arg) 5918 VIsual_select = TRUE; 5919 else 5920 may_start_select('c'); 5921 setmouse(); 5922 #ifdef FEAT_CLIPBOARD 5923 // Make sure the clipboard gets updated. Needed because start and 5924 // end are still the same, and the selection needs to be owned 5925 clip_star.vmode = NUL; 5926 #endif 5927 redraw_curbuf_later(INVERTED); 5928 showmode(); 5929 } 5930 break; 5931 /* 5932 * "gV": Don't reselect the previous Visual area after a Select mode 5933 * mapping of menu. 5934 */ 5935 case 'V': 5936 VIsual_reselect = FALSE; 5937 break; 5938 5939 /* 5940 * "gh": start Select mode. 5941 * "gH": start Select line mode. 5942 * "g^H": start Select block mode. 5943 */ 5944 case K_BS: 5945 cap->nchar = Ctrl_H; 5946 // FALLTHROUGH 5947 case 'h': 5948 case 'H': 5949 case Ctrl_H: 5950 # ifdef EBCDIC 5951 // EBCDIC: 'v'-'h' != '^v'-'^h' 5952 if (cap->nchar == Ctrl_H) 5953 cap->cmdchar = Ctrl_V; 5954 else 5955 # endif 5956 cap->cmdchar = cap->nchar + ('v' - 'h'); 5957 cap->arg = TRUE; 5958 nv_visual(cap); 5959 break; 5960 5961 // "gn", "gN" visually select next/previous search match 5962 // "gn" selects next match 5963 // "gN" selects previous match 5964 case 'N': 5965 case 'n': 5966 if (!current_search(cap->count1, cap->nchar == 'n')) 5967 clearopbeep(oap); 5968 break; 5969 5970 /* 5971 * "gj" and "gk" two new funny movement keys -- up and down 5972 * movement based on *screen* line rather than *file* line. 5973 */ 5974 case 'j': 5975 case K_DOWN: 5976 // with 'nowrap' it works just like the normal "j" command. 5977 if (!curwin->w_p_wrap) 5978 { 5979 oap->motion_type = MLINE; 5980 i = cursor_down(cap->count1, oap->op_type == OP_NOP); 5981 } 5982 else 5983 i = nv_screengo(oap, FORWARD, cap->count1); 5984 if (i == FAIL) 5985 clearopbeep(oap); 5986 break; 5987 5988 case 'k': 5989 case K_UP: 5990 // with 'nowrap' it works just like the normal "k" command. 5991 if (!curwin->w_p_wrap) 5992 { 5993 oap->motion_type = MLINE; 5994 i = cursor_up(cap->count1, oap->op_type == OP_NOP); 5995 } 5996 else 5997 i = nv_screengo(oap, BACKWARD, cap->count1); 5998 if (i == FAIL) 5999 clearopbeep(oap); 6000 break; 6001 6002 /* 6003 * "gJ": join two lines without inserting a space. 6004 */ 6005 case 'J': 6006 nv_join(cap); 6007 break; 6008 6009 /* 6010 * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines. 6011 * "gm": middle of "g0" and "g$". 6012 */ 6013 case '^': 6014 flag = TRUE; 6015 // FALLTHROUGH 6016 6017 case '0': 6018 case 'm': 6019 case K_HOME: 6020 case K_KHOME: 6021 oap->motion_type = MCHAR; 6022 oap->inclusive = FALSE; 6023 if (curwin->w_p_wrap && curwin->w_width != 0) 6024 { 6025 int width1 = curwin->w_width - curwin_col_off(); 6026 int width2 = width1 + curwin_col_off2(); 6027 6028 validate_virtcol(); 6029 i = 0; 6030 if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0) 6031 i = (curwin->w_virtcol - width1) / width2 * width2 + width1; 6032 } 6033 else 6034 i = curwin->w_leftcol; 6035 // Go to the middle of the screen line. When 'number' or 6036 // 'relativenumber' is on and lines are wrapping the middle can be more 6037 // to the left. 6038 if (cap->nchar == 'm') 6039 i += (curwin->w_width - curwin_col_off() 6040 + ((curwin->w_p_wrap && i > 0) 6041 ? curwin_col_off2() : 0)) / 2; 6042 coladvance((colnr_T)i); 6043 if (flag) 6044 { 6045 do 6046 i = gchar_cursor(); 6047 while (VIM_ISWHITE(i) && oneright() == OK); 6048 curwin->w_valid &= ~VALID_WCOL; 6049 } 6050 curwin->w_set_curswant = TRUE; 6051 break; 6052 6053 case 'M': 6054 { 6055 char_u *ptr = ml_get_curline(); 6056 6057 oap->motion_type = MCHAR; 6058 oap->inclusive = FALSE; 6059 if (has_mbyte) 6060 i = mb_string2cells(ptr, (int)STRLEN(ptr)); 6061 else 6062 i = (int)STRLEN(ptr); 6063 if (cap->count0 > 0 && cap->count0 <= 100) 6064 coladvance((colnr_T)(i * cap->count0 / 100)); 6065 else 6066 coladvance((colnr_T)(i / 2)); 6067 curwin->w_set_curswant = TRUE; 6068 } 6069 break; 6070 6071 case '_': 6072 // "g_": to the last non-blank character in the line or <count> lines 6073 // downward. 6074 cap->oap->motion_type = MCHAR; 6075 cap->oap->inclusive = TRUE; 6076 curwin->w_curswant = MAXCOL; 6077 if (cursor_down((long)(cap->count1 - 1), 6078 cap->oap->op_type == OP_NOP) == FAIL) 6079 clearopbeep(cap->oap); 6080 else 6081 { 6082 char_u *ptr = ml_get_curline(); 6083 6084 // In Visual mode we may end up after the line. 6085 if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL) 6086 --curwin->w_cursor.col; 6087 6088 // Decrease the cursor column until it's on a non-blank. 6089 while (curwin->w_cursor.col > 0 6090 && VIM_ISWHITE(ptr[curwin->w_cursor.col])) 6091 --curwin->w_cursor.col; 6092 curwin->w_set_curswant = TRUE; 6093 adjust_for_sel(cap); 6094 } 6095 break; 6096 6097 case '$': 6098 case K_END: 6099 case K_KEND: 6100 { 6101 int col_off = curwin_col_off(); 6102 6103 oap->motion_type = MCHAR; 6104 oap->inclusive = TRUE; 6105 if (curwin->w_p_wrap && curwin->w_width != 0) 6106 { 6107 curwin->w_curswant = MAXCOL; // so we stay at the end 6108 if (cap->count1 == 1) 6109 { 6110 int width1 = curwin->w_width - col_off; 6111 int width2 = width1 + curwin_col_off2(); 6112 6113 validate_virtcol(); 6114 i = width1 - 1; 6115 if (curwin->w_virtcol >= (colnr_T)width1) 6116 i += ((curwin->w_virtcol - width1) / width2 + 1) 6117 * width2; 6118 coladvance((colnr_T)i); 6119 6120 // Make sure we stick in this column. 6121 validate_virtcol(); 6122 curwin->w_curswant = curwin->w_virtcol; 6123 curwin->w_set_curswant = FALSE; 6124 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 6125 { 6126 /* 6127 * Check for landing on a character that got split at 6128 * the end of the line. We do not want to advance to 6129 * the next screen line. 6130 */ 6131 if (curwin->w_virtcol > (colnr_T)i) 6132 --curwin->w_cursor.col; 6133 } 6134 } 6135 else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL) 6136 clearopbeep(oap); 6137 } 6138 else 6139 { 6140 if (cap->count1 > 1) 6141 // if it fails, let the cursor still move to the last char 6142 (void)cursor_down(cap->count1 - 1, FALSE); 6143 6144 i = curwin->w_leftcol + curwin->w_width - col_off - 1; 6145 coladvance((colnr_T)i); 6146 6147 // if the character doesn't fit move one back 6148 if (curwin->w_cursor.col > 0 6149 && (*mb_ptr2cells)(ml_get_cursor()) > 1) 6150 { 6151 colnr_T vcol; 6152 6153 getvvcol(curwin, &curwin->w_cursor, NULL, NULL, &vcol); 6154 if (vcol >= curwin->w_leftcol + curwin->w_width - col_off) 6155 --curwin->w_cursor.col; 6156 } 6157 6158 // Make sure we stick in this column. 6159 validate_virtcol(); 6160 curwin->w_curswant = curwin->w_virtcol; 6161 curwin->w_set_curswant = FALSE; 6162 } 6163 } 6164 break; 6165 6166 /* 6167 * "g*" and "g#", like "*" and "#" but without using "\<" and "\>" 6168 */ 6169 case '*': 6170 case '#': 6171 #if POUND != '#' 6172 case POUND: // pound sign (sometimes equal to '#') 6173 #endif 6174 case Ctrl_RSB: // :tag or :tselect for current identifier 6175 case ']': // :tselect for current identifier 6176 nv_ident(cap); 6177 break; 6178 6179 /* 6180 * ge and gE: go back to end of word 6181 */ 6182 case 'e': 6183 case 'E': 6184 oap->motion_type = MCHAR; 6185 curwin->w_set_curswant = TRUE; 6186 oap->inclusive = TRUE; 6187 if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL) 6188 clearopbeep(oap); 6189 break; 6190 6191 /* 6192 * "g CTRL-G": display info about cursor position 6193 */ 6194 case Ctrl_G: 6195 cursor_pos_info(NULL); 6196 break; 6197 6198 /* 6199 * "gi": start Insert at the last position. 6200 */ 6201 case 'i': 6202 if (curbuf->b_last_insert.lnum != 0) 6203 { 6204 curwin->w_cursor = curbuf->b_last_insert; 6205 check_cursor_lnum(); 6206 i = (int)STRLEN(ml_get_curline()); 6207 if (curwin->w_cursor.col > (colnr_T)i) 6208 { 6209 if (virtual_active()) 6210 curwin->w_cursor.coladd += curwin->w_cursor.col - i; 6211 curwin->w_cursor.col = i; 6212 } 6213 } 6214 cap->cmdchar = 'i'; 6215 nv_edit(cap); 6216 break; 6217 6218 /* 6219 * "gI": Start insert in column 1. 6220 */ 6221 case 'I': 6222 beginline(0); 6223 if (!checkclearopq(oap)) 6224 invoke_edit(cap, FALSE, 'g', FALSE); 6225 break; 6226 6227 #ifdef FEAT_SEARCHPATH 6228 /* 6229 * "gf": goto file, edit file under cursor 6230 * "]f" and "[f": can also be used. 6231 */ 6232 case 'f': 6233 case 'F': 6234 nv_gotofile(cap); 6235 break; 6236 #endif 6237 6238 // "g'm" and "g`m": jump to mark without setting pcmark 6239 case '\'': 6240 cap->arg = TRUE; 6241 // FALLTHROUGH 6242 case '`': 6243 nv_gomark(cap); 6244 break; 6245 6246 /* 6247 * "gs": Goto sleep. 6248 */ 6249 case 's': 6250 do_sleep(cap->count1 * 1000L, FALSE); 6251 break; 6252 6253 /* 6254 * "ga": Display the ascii value of the character under the 6255 * cursor. It is displayed in decimal, hex, and octal. -- webb 6256 */ 6257 case 'a': 6258 do_ascii(NULL); 6259 break; 6260 6261 /* 6262 * "g8": Display the bytes used for the UTF-8 character under the 6263 * cursor. It is displayed in hex. 6264 * "8g8" finds illegal byte sequence. 6265 */ 6266 case '8': 6267 if (cap->count0 == 8) 6268 utf_find_illegal(); 6269 else 6270 show_utf8(); 6271 break; 6272 6273 // "g<": show scrollback text 6274 case '<': 6275 show_sb_text(); 6276 break; 6277 6278 /* 6279 * "gg": Goto the first line in file. With a count it goes to 6280 * that line number like for "G". -- webb 6281 */ 6282 case 'g': 6283 cap->arg = FALSE; 6284 nv_goto(cap); 6285 break; 6286 6287 /* 6288 * Two-character operators: 6289 * "gq" Format text 6290 * "gw" Format text and keep cursor position 6291 * "g~" Toggle the case of the text. 6292 * "gu" Change text to lower case. 6293 * "gU" Change text to upper case. 6294 * "g?" rot13 encoding 6295 * "g@" call 'operatorfunc' 6296 */ 6297 case 'q': 6298 case 'w': 6299 oap->cursor_start = curwin->w_cursor; 6300 // FALLTHROUGH 6301 case '~': 6302 case 'u': 6303 case 'U': 6304 case '?': 6305 case '@': 6306 nv_operator(cap); 6307 break; 6308 6309 /* 6310 * "gd": Find first occurrence of pattern under the cursor in the 6311 * current function 6312 * "gD": idem, but in the current file. 6313 */ 6314 case 'd': 6315 case 'D': 6316 nv_gd(oap, cap->nchar, (int)cap->count0); 6317 break; 6318 6319 /* 6320 * g<*Mouse> : <C-*mouse> 6321 */ 6322 case K_MIDDLEMOUSE: 6323 case K_MIDDLEDRAG: 6324 case K_MIDDLERELEASE: 6325 case K_LEFTMOUSE: 6326 case K_LEFTDRAG: 6327 case K_LEFTRELEASE: 6328 case K_MOUSEMOVE: 6329 case K_RIGHTMOUSE: 6330 case K_RIGHTDRAG: 6331 case K_RIGHTRELEASE: 6332 case K_X1MOUSE: 6333 case K_X1DRAG: 6334 case K_X1RELEASE: 6335 case K_X2MOUSE: 6336 case K_X2DRAG: 6337 case K_X2RELEASE: 6338 mod_mask = MOD_MASK_CTRL; 6339 (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0); 6340 break; 6341 6342 case K_IGNORE: 6343 break; 6344 6345 /* 6346 * "gP" and "gp": same as "P" and "p" but leave cursor just after new text 6347 */ 6348 case 'p': 6349 case 'P': 6350 nv_put(cap); 6351 break; 6352 6353 #ifdef FEAT_BYTEOFF 6354 // "go": goto byte count from start of buffer 6355 case 'o': 6356 goto_byte(cap->count0); 6357 break; 6358 #endif 6359 6360 // "gQ": improved Ex mode 6361 case 'Q': 6362 if (text_locked()) 6363 { 6364 clearopbeep(cap->oap); 6365 text_locked_msg(); 6366 break; 6367 } 6368 6369 if (!checkclearopq(oap)) 6370 do_exmode(TRUE); 6371 break; 6372 6373 #ifdef FEAT_JUMPLIST 6374 case ',': 6375 nv_pcmark(cap); 6376 break; 6377 6378 case ';': 6379 cap->count1 = -cap->count1; 6380 nv_pcmark(cap); 6381 break; 6382 #endif 6383 6384 case 't': 6385 if (!checkclearop(oap)) 6386 goto_tabpage((int)cap->count0); 6387 break; 6388 case 'T': 6389 if (!checkclearop(oap)) 6390 goto_tabpage(-(int)cap->count1); 6391 break; 6392 6393 case TAB: 6394 if (!checkclearop(oap) && goto_tabpage_lastused() == FAIL) 6395 clearopbeep(oap); 6396 break; 6397 6398 case '+': 6399 case '-': // "g+" and "g-": undo or redo along the timeline 6400 if (!checkclearopq(oap)) 6401 undo_time(cap->nchar == '-' ? -cap->count1 : cap->count1, 6402 FALSE, FALSE, FALSE); 6403 break; 6404 6405 default: 6406 clearopbeep(oap); 6407 break; 6408 } 6409 } 6410 6411 /* 6412 * Handle "o" and "O" commands. 6413 */ 6414 static void 6415 n_opencmd(cmdarg_T *cap) 6416 { 6417 #ifdef FEAT_CONCEAL 6418 linenr_T oldline = curwin->w_cursor.lnum; 6419 #endif 6420 6421 if (!checkclearopq(cap->oap)) 6422 { 6423 #ifdef FEAT_FOLDING 6424 if (cap->cmdchar == 'O') 6425 // Open above the first line of a folded sequence of lines 6426 (void)hasFolding(curwin->w_cursor.lnum, 6427 &curwin->w_cursor.lnum, NULL); 6428 else 6429 // Open below the last line of a folded sequence of lines 6430 (void)hasFolding(curwin->w_cursor.lnum, 6431 NULL, &curwin->w_cursor.lnum); 6432 #endif 6433 if (u_save((linenr_T)(curwin->w_cursor.lnum - 6434 (cap->cmdchar == 'O' ? 1 : 0)), 6435 (linenr_T)(curwin->w_cursor.lnum + 6436 (cap->cmdchar == 'o' ? 1 : 0)) 6437 ) == OK 6438 && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD, 6439 has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM : 0, 6440 0) == OK) 6441 { 6442 #ifdef FEAT_CONCEAL 6443 if (curwin->w_p_cole > 0 && oldline != curwin->w_cursor.lnum) 6444 redrawWinline(curwin, oldline); 6445 #endif 6446 #ifdef FEAT_SYN_HL 6447 if (curwin->w_p_cul) 6448 // force redraw of cursorline 6449 curwin->w_valid &= ~VALID_CROW; 6450 #endif 6451 // When '#' is in 'cpoptions' ignore the count. 6452 if (vim_strchr(p_cpo, CPO_HASH) != NULL) 6453 cap->count1 = 1; 6454 invoke_edit(cap, FALSE, cap->cmdchar, TRUE); 6455 } 6456 } 6457 } 6458 6459 /* 6460 * "." command: redo last change. 6461 */ 6462 static void 6463 nv_dot(cmdarg_T *cap) 6464 { 6465 if (!checkclearopq(cap->oap)) 6466 { 6467 /* 6468 * If "restart_edit" is TRUE, the last but one command is repeated 6469 * instead of the last command (inserting text). This is used for 6470 * CTRL-O <.> in insert mode. 6471 */ 6472 if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL) 6473 clearopbeep(cap->oap); 6474 } 6475 } 6476 6477 /* 6478 * CTRL-R: undo undo 6479 */ 6480 static void 6481 nv_redo(cmdarg_T *cap) 6482 { 6483 if (!checkclearopq(cap->oap)) 6484 { 6485 u_redo((int)cap->count1); 6486 curwin->w_set_curswant = TRUE; 6487 } 6488 } 6489 6490 /* 6491 * Handle "U" command. 6492 */ 6493 static void 6494 nv_Undo(cmdarg_T *cap) 6495 { 6496 // In Visual mode and typing "gUU" triggers an operator 6497 if (cap->oap->op_type == OP_UPPER || VIsual_active) 6498 { 6499 // translate "gUU" to "gUgU" 6500 cap->cmdchar = 'g'; 6501 cap->nchar = 'U'; 6502 nv_operator(cap); 6503 } 6504 else if (!checkclearopq(cap->oap)) 6505 { 6506 u_undoline(); 6507 curwin->w_set_curswant = TRUE; 6508 } 6509 } 6510 6511 /* 6512 * '~' command: If tilde is not an operator and Visual is off: swap case of a 6513 * single character. 6514 */ 6515 static void 6516 nv_tilde(cmdarg_T *cap) 6517 { 6518 if (!p_to && !VIsual_active && cap->oap->op_type != OP_TILDE) 6519 { 6520 #ifdef FEAT_JOB_CHANNEL 6521 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 6522 { 6523 clearopbeep(cap->oap); 6524 return; 6525 } 6526 #endif 6527 n_swapchar(cap); 6528 } 6529 else 6530 nv_operator(cap); 6531 } 6532 6533 /* 6534 * Handle an operator command. 6535 * The actual work is done by do_pending_operator(). 6536 */ 6537 static void 6538 nv_operator(cmdarg_T *cap) 6539 { 6540 int op_type; 6541 6542 op_type = get_op_type(cap->cmdchar, cap->nchar); 6543 #ifdef FEAT_JOB_CHANNEL 6544 if (bt_prompt(curbuf) && op_is_change(op_type) && !prompt_curpos_editable()) 6545 { 6546 clearopbeep(cap->oap); 6547 return; 6548 } 6549 #endif 6550 6551 if (op_type == cap->oap->op_type) // double operator works on lines 6552 nv_lineop(cap); 6553 else if (!checkclearop(cap->oap)) 6554 { 6555 cap->oap->start = curwin->w_cursor; 6556 cap->oap->op_type = op_type; 6557 #ifdef FEAT_EVAL 6558 set_op_var(op_type); 6559 #endif 6560 } 6561 } 6562 6563 #ifdef FEAT_EVAL 6564 /* 6565 * Set v:operator to the characters for "optype". 6566 */ 6567 static void 6568 set_op_var(int optype) 6569 { 6570 char_u opchars[3]; 6571 6572 if (optype == OP_NOP) 6573 set_vim_var_string(VV_OP, NULL, 0); 6574 else 6575 { 6576 opchars[0] = get_op_char(optype); 6577 opchars[1] = get_extra_op_char(optype); 6578 opchars[2] = NUL; 6579 set_vim_var_string(VV_OP, opchars, -1); 6580 } 6581 } 6582 #endif 6583 6584 /* 6585 * Handle linewise operator "dd", "yy", etc. 6586 * 6587 * "_" is is a strange motion command that helps make operators more logical. 6588 * It is actually implemented, but not documented in the real Vi. This motion 6589 * command actually refers to "the current line". Commands like "dd" and "yy" 6590 * are really an alternate form of "d_" and "y_". It does accept a count, so 6591 * "d3_" works to delete 3 lines. 6592 */ 6593 static void 6594 nv_lineop(cmdarg_T *cap) 6595 { 6596 cap->oap->motion_type = MLINE; 6597 if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL) 6598 clearopbeep(cap->oap); 6599 else if ( (cap->oap->op_type == OP_DELETE // only with linewise motions 6600 && cap->oap->motion_force != 'v' 6601 && cap->oap->motion_force != Ctrl_V) 6602 || cap->oap->op_type == OP_LSHIFT 6603 || cap->oap->op_type == OP_RSHIFT) 6604 beginline(BL_SOL | BL_FIX); 6605 else if (cap->oap->op_type != OP_YANK) // 'Y' does not move cursor 6606 beginline(BL_WHITE | BL_FIX); 6607 } 6608 6609 /* 6610 * <Home> command. 6611 */ 6612 static void 6613 nv_home(cmdarg_T *cap) 6614 { 6615 // CTRL-HOME is like "gg" 6616 if (mod_mask & MOD_MASK_CTRL) 6617 nv_goto(cap); 6618 else 6619 { 6620 cap->count0 = 1; 6621 nv_pipe(cap); 6622 } 6623 ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a 6624 // one-character line). 6625 } 6626 6627 /* 6628 * "|" command. 6629 */ 6630 static void 6631 nv_pipe(cmdarg_T *cap) 6632 { 6633 cap->oap->motion_type = MCHAR; 6634 cap->oap->inclusive = FALSE; 6635 beginline(0); 6636 if (cap->count0 > 0) 6637 { 6638 coladvance((colnr_T)(cap->count0 - 1)); 6639 curwin->w_curswant = (colnr_T)(cap->count0 - 1); 6640 } 6641 else 6642 curwin->w_curswant = 0; 6643 // keep curswant at the column where we wanted to go, not where 6644 // we ended; differs if line is too short 6645 curwin->w_set_curswant = FALSE; 6646 } 6647 6648 /* 6649 * Handle back-word command "b" and "B". 6650 * cap->arg is 1 for "B" 6651 */ 6652 static void 6653 nv_bck_word(cmdarg_T *cap) 6654 { 6655 cap->oap->motion_type = MCHAR; 6656 cap->oap->inclusive = FALSE; 6657 curwin->w_set_curswant = TRUE; 6658 if (bck_word(cap->count1, cap->arg, FALSE) == FAIL) 6659 clearopbeep(cap->oap); 6660 #ifdef FEAT_FOLDING 6661 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6662 foldOpenCursor(); 6663 #endif 6664 } 6665 6666 /* 6667 * Handle word motion commands "e", "E", "w" and "W". 6668 * cap->arg is TRUE for "E" and "W". 6669 */ 6670 static void 6671 nv_wordcmd(cmdarg_T *cap) 6672 { 6673 int n; 6674 int word_end; 6675 int flag = FALSE; 6676 pos_T startpos = curwin->w_cursor; 6677 6678 /* 6679 * Set inclusive for the "E" and "e" command. 6680 */ 6681 if (cap->cmdchar == 'e' || cap->cmdchar == 'E') 6682 word_end = TRUE; 6683 else 6684 word_end = FALSE; 6685 cap->oap->inclusive = word_end; 6686 6687 /* 6688 * "cw" and "cW" are a special case. 6689 */ 6690 if (!word_end && cap->oap->op_type == OP_CHANGE) 6691 { 6692 n = gchar_cursor(); 6693 if (n != NUL) // not an empty line 6694 { 6695 if (VIM_ISWHITE(n)) 6696 { 6697 /* 6698 * Reproduce a funny Vi behaviour: "cw" on a blank only 6699 * changes one character, not all blanks until the start of 6700 * the next word. Only do this when the 'w' flag is included 6701 * in 'cpoptions'. 6702 */ 6703 if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL) 6704 { 6705 cap->oap->inclusive = TRUE; 6706 cap->oap->motion_type = MCHAR; 6707 return; 6708 } 6709 } 6710 else 6711 { 6712 /* 6713 * This is a little strange. To match what the real Vi does, 6714 * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided 6715 * that we are not on a space or a TAB. This seems impolite 6716 * at first, but it's really more what we mean when we say 6717 * 'cw'. 6718 * Another strangeness: When standing on the end of a word 6719 * "ce" will change until the end of the next word, but "cw" 6720 * will change only one character! This is done by setting 6721 * flag. 6722 */ 6723 cap->oap->inclusive = TRUE; 6724 word_end = TRUE; 6725 flag = TRUE; 6726 } 6727 } 6728 } 6729 6730 cap->oap->motion_type = MCHAR; 6731 curwin->w_set_curswant = TRUE; 6732 if (word_end) 6733 n = end_word(cap->count1, cap->arg, flag, FALSE); 6734 else 6735 n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP); 6736 6737 // Don't leave the cursor on the NUL past the end of line. Unless we 6738 // didn't move it forward. 6739 if (LT_POS(startpos, curwin->w_cursor)) 6740 adjust_cursor(cap->oap); 6741 6742 if (n == FAIL && cap->oap->op_type == OP_NOP) 6743 clearopbeep(cap->oap); 6744 else 6745 { 6746 adjust_for_sel(cap); 6747 #ifdef FEAT_FOLDING 6748 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6749 foldOpenCursor(); 6750 #endif 6751 } 6752 } 6753 6754 /* 6755 * Used after a movement command: If the cursor ends up on the NUL after the 6756 * end of the line, may move it back to the last character and make the motion 6757 * inclusive. 6758 */ 6759 static void 6760 adjust_cursor(oparg_T *oap) 6761 { 6762 // The cursor cannot remain on the NUL when: 6763 // - the column is > 0 6764 // - not in Visual mode or 'selection' is "o" 6765 // - 'virtualedit' is not "all" and not "onemore". 6766 if (curwin->w_cursor.col > 0 && gchar_cursor() == NUL 6767 && (!VIsual_active || *p_sel == 'o') 6768 && !virtual_active() && (ve_flags & VE_ONEMORE) == 0) 6769 { 6770 --curwin->w_cursor.col; 6771 // prevent cursor from moving on the trail byte 6772 if (has_mbyte) 6773 mb_adjust_cursor(); 6774 oap->inclusive = TRUE; 6775 } 6776 } 6777 6778 /* 6779 * "0" and "^" commands. 6780 * cap->arg is the argument for beginline(). 6781 */ 6782 static void 6783 nv_beginline(cmdarg_T *cap) 6784 { 6785 cap->oap->motion_type = MCHAR; 6786 cap->oap->inclusive = FALSE; 6787 beginline(cap->arg); 6788 #ifdef FEAT_FOLDING 6789 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6790 foldOpenCursor(); 6791 #endif 6792 ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a 6793 // one-character line). 6794 } 6795 6796 /* 6797 * In exclusive Visual mode, may include the last character. 6798 */ 6799 static void 6800 adjust_for_sel(cmdarg_T *cap) 6801 { 6802 if (VIsual_active && cap->oap->inclusive && *p_sel == 'e' 6803 && gchar_cursor() != NUL && LT_POS(VIsual, curwin->w_cursor)) 6804 { 6805 if (has_mbyte) 6806 inc_cursor(); 6807 else 6808 ++curwin->w_cursor.col; 6809 cap->oap->inclusive = FALSE; 6810 } 6811 } 6812 6813 /* 6814 * Exclude last character at end of Visual area for 'selection' == "exclusive". 6815 * Should check VIsual_mode before calling this. 6816 * Returns TRUE when backed up to the previous line. 6817 */ 6818 int 6819 unadjust_for_sel(void) 6820 { 6821 pos_T *pp; 6822 6823 if (*p_sel == 'e' && !EQUAL_POS(VIsual, curwin->w_cursor)) 6824 { 6825 if (LT_POS(VIsual, curwin->w_cursor)) 6826 pp = &curwin->w_cursor; 6827 else 6828 pp = &VIsual; 6829 if (pp->coladd > 0) 6830 --pp->coladd; 6831 else 6832 if (pp->col > 0) 6833 { 6834 --pp->col; 6835 mb_adjustpos(curbuf, pp); 6836 } 6837 else if (pp->lnum > 1) 6838 { 6839 --pp->lnum; 6840 pp->col = (colnr_T)STRLEN(ml_get(pp->lnum)); 6841 return TRUE; 6842 } 6843 } 6844 return FALSE; 6845 } 6846 6847 /* 6848 * SELECT key in Normal or Visual mode: end of Select mode mapping. 6849 */ 6850 static void 6851 nv_select(cmdarg_T *cap) 6852 { 6853 if (VIsual_active) 6854 VIsual_select = TRUE; 6855 else if (VIsual_reselect) 6856 { 6857 cap->nchar = 'v'; // fake "gv" command 6858 cap->arg = TRUE; 6859 nv_g_cmd(cap); 6860 } 6861 } 6862 6863 6864 /* 6865 * "G", "gg", CTRL-END, CTRL-HOME. 6866 * cap->arg is TRUE for "G". 6867 */ 6868 static void 6869 nv_goto(cmdarg_T *cap) 6870 { 6871 linenr_T lnum; 6872 6873 if (cap->arg) 6874 lnum = curbuf->b_ml.ml_line_count; 6875 else 6876 lnum = 1L; 6877 cap->oap->motion_type = MLINE; 6878 setpcmark(); 6879 6880 // When a count is given, use it instead of the default lnum 6881 if (cap->count0 != 0) 6882 lnum = cap->count0; 6883 if (lnum < 1L) 6884 lnum = 1L; 6885 else if (lnum > curbuf->b_ml.ml_line_count) 6886 lnum = curbuf->b_ml.ml_line_count; 6887 curwin->w_cursor.lnum = lnum; 6888 beginline(BL_SOL | BL_FIX); 6889 #ifdef FEAT_FOLDING 6890 if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP) 6891 foldOpenCursor(); 6892 #endif 6893 } 6894 6895 /* 6896 * CTRL-\ in Normal mode. 6897 */ 6898 static void 6899 nv_normal(cmdarg_T *cap) 6900 { 6901 if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G) 6902 { 6903 clearop(cap->oap); 6904 if (restart_edit != 0 && mode_displayed) 6905 clear_cmdline = TRUE; // unshow mode later 6906 restart_edit = 0; 6907 #ifdef FEAT_CMDWIN 6908 if (cmdwin_type != 0) 6909 cmdwin_result = Ctrl_C; 6910 #endif 6911 if (VIsual_active) 6912 { 6913 end_visual_mode(); // stop Visual 6914 redraw_curbuf_later(INVERTED); 6915 } 6916 // CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. 6917 if (cap->nchar == Ctrl_G && p_im) 6918 restart_edit = 'a'; 6919 } 6920 else 6921 clearopbeep(cap->oap); 6922 } 6923 6924 /* 6925 * ESC in Normal mode: beep, but don't flush buffers. 6926 * Don't even beep if we are canceling a command. 6927 */ 6928 static void 6929 nv_esc(cmdarg_T *cap) 6930 { 6931 int no_reason; 6932 6933 no_reason = (cap->oap->op_type == OP_NOP 6934 && cap->opcount == 0 6935 && cap->count0 == 0 6936 && cap->oap->regname == 0 6937 && !p_im); 6938 6939 if (cap->arg) // TRUE for CTRL-C 6940 { 6941 if (restart_edit == 0 6942 #ifdef FEAT_CMDWIN 6943 && cmdwin_type == 0 6944 #endif 6945 && !VIsual_active 6946 && no_reason) 6947 { 6948 if (anyBufIsChanged()) 6949 msg(_("Type :qa! and press <Enter> to abandon all changes and exit Vim")); 6950 else 6951 msg(_("Type :qa and press <Enter> to exit Vim")); 6952 } 6953 6954 // Don't reset "restart_edit" when 'insertmode' is set, it won't be 6955 // set again below when halfway a mapping. 6956 if (!p_im) 6957 restart_edit = 0; 6958 #ifdef FEAT_CMDWIN 6959 if (cmdwin_type != 0) 6960 { 6961 cmdwin_result = K_IGNORE; 6962 got_int = FALSE; // don't stop executing autocommands et al. 6963 return; 6964 } 6965 #endif 6966 } 6967 #ifdef FEAT_CMDWIN 6968 else if (cmdwin_type != 0 && ex_normal_busy) 6969 { 6970 // When :normal runs out of characters while in the command line window 6971 // vgetorpeek() will return ESC. Exit the cmdline window to break the 6972 // loop. 6973 cmdwin_result = K_IGNORE; 6974 return; 6975 } 6976 #endif 6977 6978 if (VIsual_active) 6979 { 6980 end_visual_mode(); // stop Visual 6981 check_cursor_col(); // make sure cursor is not beyond EOL 6982 curwin->w_set_curswant = TRUE; 6983 redraw_curbuf_later(INVERTED); 6984 } 6985 else if (no_reason) 6986 vim_beep(BO_ESC); 6987 clearop(cap->oap); 6988 6989 // A CTRL-C is often used at the start of a menu. When 'insertmode' is 6990 // set return to Insert mode afterwards. 6991 if (restart_edit == 0 && goto_im() && ex_normal_busy == 0) 6992 restart_edit = 'a'; 6993 } 6994 6995 /* 6996 * Move the cursor for the "A" command. 6997 */ 6998 void 6999 set_cursor_for_append_to_line(void) 7000 { 7001 curwin->w_set_curswant = TRUE; 7002 if (ve_flags == VE_ALL) 7003 { 7004 int save_State = State; 7005 7006 // Pretend Insert mode here to allow the cursor on the 7007 // character past the end of the line 7008 State = INSERT; 7009 coladvance((colnr_T)MAXCOL); 7010 State = save_State; 7011 } 7012 else 7013 curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor()); 7014 } 7015 7016 /* 7017 * Handle "A", "a", "I", "i" and <Insert> commands. 7018 * Also handle K_PS, start bracketed paste. 7019 */ 7020 static void 7021 nv_edit(cmdarg_T *cap) 7022 { 7023 // <Insert> is equal to "i" 7024 if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS) 7025 cap->cmdchar = 'i'; 7026 7027 // in Visual mode "A" and "I" are an operator 7028 if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I')) 7029 { 7030 #ifdef FEAT_TERMINAL 7031 if (term_in_normal_mode()) 7032 { 7033 end_visual_mode(); 7034 clearop(cap->oap); 7035 term_enter_job_mode(); 7036 return; 7037 } 7038 #endif 7039 v_visop(cap); 7040 } 7041 7042 // in Visual mode and after an operator "a" and "i" are for text objects 7043 else if ((cap->cmdchar == 'a' || cap->cmdchar == 'i') 7044 && (cap->oap->op_type != OP_NOP || VIsual_active)) 7045 { 7046 #ifdef FEAT_TEXTOBJ 7047 nv_object(cap); 7048 #else 7049 clearopbeep(cap->oap); 7050 #endif 7051 } 7052 #ifdef FEAT_TERMINAL 7053 else if (term_in_normal_mode()) 7054 { 7055 clearop(cap->oap); 7056 term_enter_job_mode(); 7057 return; 7058 } 7059 #endif 7060 else if (!curbuf->b_p_ma && !p_im) 7061 { 7062 // Only give this error when 'insertmode' is off. 7063 emsg(_(e_modifiable)); 7064 clearop(cap->oap); 7065 if (cap->cmdchar == K_PS) 7066 // drop the pasted text 7067 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7068 } 7069 else if (cap->cmdchar == K_PS && VIsual_active) 7070 { 7071 pos_T old_pos = curwin->w_cursor; 7072 pos_T old_visual = VIsual; 7073 7074 // In Visual mode the selected text is deleted. 7075 if (VIsual_mode == 'V' || curwin->w_cursor.lnum != VIsual.lnum) 7076 { 7077 shift_delete_registers(); 7078 cap->oap->regname = '1'; 7079 } 7080 else 7081 cap->oap->regname = '-'; 7082 cap->cmdchar = 'd'; 7083 cap->nchar = NUL; 7084 nv_operator(cap); 7085 do_pending_operator(cap, 0, FALSE); 7086 cap->cmdchar = K_PS; 7087 7088 // When the last char in the line was deleted then append. Detect this 7089 // by checking if the cursor moved to before the Visual area. 7090 if (*ml_get_cursor() != NUL && LT_POS(curwin->w_cursor, old_pos) 7091 && LT_POS(curwin->w_cursor, old_visual)) 7092 inc_cursor(); 7093 7094 // Insert to replace the deleted text with the pasted text. 7095 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7096 } 7097 else if (!checkclearopq(cap->oap)) 7098 { 7099 switch (cap->cmdchar) 7100 { 7101 case 'A': // "A"ppend after the line 7102 set_cursor_for_append_to_line(); 7103 break; 7104 7105 case 'I': // "I"nsert before the first non-blank 7106 if (vim_strchr(p_cpo, CPO_INSEND) == NULL) 7107 beginline(BL_WHITE); 7108 else 7109 beginline(BL_WHITE|BL_FIX); 7110 break; 7111 7112 case K_PS: 7113 // Bracketed paste works like "a"ppend, unless the cursor is in 7114 // the first column, then it inserts. 7115 if (curwin->w_cursor.col == 0) 7116 break; 7117 // FALLTHROUGH 7118 7119 case 'a': // "a"ppend is like "i"nsert on the next character. 7120 // increment coladd when in virtual space, increment the 7121 // column otherwise, also to append after an unprintable char 7122 if (virtual_active() 7123 && (curwin->w_cursor.coladd > 0 7124 || *ml_get_cursor() == NUL 7125 || *ml_get_cursor() == TAB)) 7126 curwin->w_cursor.coladd++; 7127 else if (*ml_get_cursor() != NUL) 7128 inc_cursor(); 7129 break; 7130 } 7131 7132 if (curwin->w_cursor.coladd && cap->cmdchar != 'A') 7133 { 7134 int save_State = State; 7135 7136 // Pretend Insert mode here to allow the cursor on the 7137 // character past the end of the line 7138 State = INSERT; 7139 coladvance(getviscol()); 7140 State = save_State; 7141 } 7142 7143 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7144 } 7145 else if (cap->cmdchar == K_PS) 7146 // drop the pasted text 7147 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7148 } 7149 7150 /* 7151 * Invoke edit() and take care of "restart_edit" and the return value. 7152 */ 7153 static void 7154 invoke_edit( 7155 cmdarg_T *cap, 7156 int repl, // "r" or "gr" command 7157 int cmd, 7158 int startln) 7159 { 7160 int restart_edit_save = 0; 7161 7162 // Complicated: When the user types "a<C-O>a" we don't want to do Insert 7163 // mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow 7164 // it. 7165 if (repl || !stuff_empty()) 7166 restart_edit_save = restart_edit; 7167 else 7168 restart_edit_save = 0; 7169 7170 // Always reset "restart_edit", this is not a restarted edit. 7171 restart_edit = 0; 7172 7173 if (edit(cmd, startln, cap->count1)) 7174 cap->retval |= CA_COMMAND_BUSY; 7175 7176 if (restart_edit == 0) 7177 restart_edit = restart_edit_save; 7178 } 7179 7180 #ifdef FEAT_TEXTOBJ 7181 /* 7182 * "a" or "i" while an operator is pending or in Visual mode: object motion. 7183 */ 7184 static void 7185 nv_object( 7186 cmdarg_T *cap) 7187 { 7188 int flag; 7189 int include; 7190 char_u *mps_save; 7191 7192 if (cap->cmdchar == 'i') 7193 include = FALSE; // "ix" = inner object: exclude white space 7194 else 7195 include = TRUE; // "ax" = an object: include white space 7196 7197 // Make sure (), [], {} and <> are in 'matchpairs' 7198 mps_save = curbuf->b_p_mps; 7199 curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>"; 7200 7201 switch (cap->nchar) 7202 { 7203 case 'w': // "aw" = a word 7204 flag = current_word(cap->oap, cap->count1, include, FALSE); 7205 break; 7206 case 'W': // "aW" = a WORD 7207 flag = current_word(cap->oap, cap->count1, include, TRUE); 7208 break; 7209 case 'b': // "ab" = a braces block 7210 case '(': 7211 case ')': 7212 flag = current_block(cap->oap, cap->count1, include, '(', ')'); 7213 break; 7214 case 'B': // "aB" = a Brackets block 7215 case '{': 7216 case '}': 7217 flag = current_block(cap->oap, cap->count1, include, '{', '}'); 7218 break; 7219 case '[': // "a[" = a [] block 7220 case ']': 7221 flag = current_block(cap->oap, cap->count1, include, '[', ']'); 7222 break; 7223 case '<': // "a<" = a <> block 7224 case '>': 7225 flag = current_block(cap->oap, cap->count1, include, '<', '>'); 7226 break; 7227 case 't': // "at" = a tag block (xml and html) 7228 // Do not adjust oap->end in do_pending_operator() 7229 // otherwise there are different results for 'dit' 7230 // (note leading whitespace in last line): 7231 // 1) <b> 2) <b> 7232 // foobar foobar 7233 // </b> </b> 7234 cap->retval |= CA_NO_ADJ_OP_END; 7235 flag = current_tagblock(cap->oap, cap->count1, include); 7236 break; 7237 case 'p': // "ap" = a paragraph 7238 flag = current_par(cap->oap, cap->count1, include, 'p'); 7239 break; 7240 case 's': // "as" = a sentence 7241 flag = current_sent(cap->oap, cap->count1, include); 7242 break; 7243 case '"': // "a"" = a double quoted string 7244 case '\'': // "a'" = a single quoted string 7245 case '`': // "a`" = a backtick quoted string 7246 flag = current_quote(cap->oap, cap->count1, include, 7247 cap->nchar); 7248 break; 7249 #if 0 // TODO 7250 case 'S': // "aS" = a section 7251 case 'f': // "af" = a filename 7252 case 'u': // "au" = a URL 7253 #endif 7254 default: 7255 flag = FAIL; 7256 break; 7257 } 7258 7259 curbuf->b_p_mps = mps_save; 7260 if (flag == FAIL) 7261 clearopbeep(cap->oap); 7262 adjust_cursor_col(); 7263 curwin->w_set_curswant = TRUE; 7264 } 7265 #endif 7266 7267 /* 7268 * "q" command: Start/stop recording. 7269 * "q:", "q/", "q?": edit command-line in command-line window. 7270 */ 7271 static void 7272 nv_record(cmdarg_T *cap) 7273 { 7274 if (cap->oap->op_type == OP_FORMAT) 7275 { 7276 // "gqq" is the same as "gqgq": format line 7277 cap->cmdchar = 'g'; 7278 cap->nchar = 'q'; 7279 nv_operator(cap); 7280 } 7281 else if (!checkclearop(cap->oap)) 7282 { 7283 #ifdef FEAT_CMDWIN 7284 if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?') 7285 { 7286 stuffcharReadbuff(cap->nchar); 7287 stuffcharReadbuff(K_CMDWIN); 7288 } 7289 else 7290 #endif 7291 // (stop) recording into a named register, unless executing a 7292 // register 7293 if (reg_executing == 0 && do_record(cap->nchar) == FAIL) 7294 clearopbeep(cap->oap); 7295 } 7296 } 7297 7298 /* 7299 * Handle the "@r" command. 7300 */ 7301 static void 7302 nv_at(cmdarg_T *cap) 7303 { 7304 if (checkclearop(cap->oap)) 7305 return; 7306 #ifdef FEAT_EVAL 7307 if (cap->nchar == '=') 7308 { 7309 if (get_expr_register() == NUL) 7310 return; 7311 } 7312 #endif 7313 while (cap->count1-- && !got_int) 7314 { 7315 if (do_execreg(cap->nchar, FALSE, FALSE, FALSE) == FAIL) 7316 { 7317 clearopbeep(cap->oap); 7318 break; 7319 } 7320 line_breakcheck(); 7321 } 7322 } 7323 7324 /* 7325 * Handle the CTRL-U and CTRL-D commands. 7326 */ 7327 static void 7328 nv_halfpage(cmdarg_T *cap) 7329 { 7330 if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1) 7331 || (cap->cmdchar == Ctrl_D 7332 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)) 7333 clearopbeep(cap->oap); 7334 else if (!checkclearop(cap->oap)) 7335 halfpage(cap->cmdchar == Ctrl_D, cap->count0); 7336 } 7337 7338 /* 7339 * Handle "J" or "gJ" command. 7340 */ 7341 static void 7342 nv_join(cmdarg_T *cap) 7343 { 7344 if (VIsual_active) // join the visual lines 7345 nv_operator(cap); 7346 else if (!checkclearop(cap->oap)) 7347 { 7348 if (cap->count0 <= 1) 7349 cap->count0 = 2; // default for join is two lines! 7350 if (curwin->w_cursor.lnum + cap->count0 - 1 > 7351 curbuf->b_ml.ml_line_count) 7352 { 7353 // can't join when on the last line 7354 if (cap->count0 <= 2) 7355 { 7356 clearopbeep(cap->oap); 7357 return; 7358 } 7359 cap->count0 = curbuf->b_ml.ml_line_count 7360 - curwin->w_cursor.lnum + 1; 7361 } 7362 7363 prep_redo(cap->oap->regname, cap->count0, 7364 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 7365 (void)do_join(cap->count0, cap->nchar == NUL, TRUE, TRUE, TRUE); 7366 } 7367 } 7368 7369 /* 7370 * "P", "gP", "p" and "gp" commands. 7371 */ 7372 static void 7373 nv_put(cmdarg_T *cap) 7374 { 7375 nv_put_opt(cap, FALSE); 7376 } 7377 7378 /* 7379 * "P", "gP", "p" and "gp" commands. 7380 * "fix_indent" is TRUE for "[p", "[P", "]p" and "]P". 7381 */ 7382 static void 7383 nv_put_opt(cmdarg_T *cap, int fix_indent) 7384 { 7385 int regname = 0; 7386 void *reg1 = NULL, *reg2 = NULL; 7387 int empty = FALSE; 7388 int was_visual = FALSE; 7389 int dir; 7390 int flags = 0; 7391 7392 if (cap->oap->op_type != OP_NOP) 7393 { 7394 #ifdef FEAT_DIFF 7395 // "dp" is ":diffput" 7396 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p') 7397 { 7398 clearop(cap->oap); 7399 nv_diffgetput(TRUE, cap->opcount); 7400 } 7401 else 7402 #endif 7403 clearopbeep(cap->oap); 7404 } 7405 #ifdef FEAT_JOB_CHANNEL 7406 else if (bt_prompt(curbuf) && !prompt_curpos_editable()) 7407 { 7408 clearopbeep(cap->oap); 7409 } 7410 #endif 7411 else 7412 { 7413 if (fix_indent) 7414 { 7415 dir = (cap->cmdchar == ']' && cap->nchar == 'p') 7416 ? FORWARD : BACKWARD; 7417 flags |= PUT_FIXINDENT; 7418 } 7419 else 7420 dir = (cap->cmdchar == 'P' 7421 || (cap->cmdchar == 'g' && cap->nchar == 'P')) 7422 ? BACKWARD : FORWARD; 7423 prep_redo_cmd(cap); 7424 if (cap->cmdchar == 'g') 7425 flags |= PUT_CURSEND; 7426 7427 if (VIsual_active) 7428 { 7429 // Putting in Visual mode: The put text replaces the selected 7430 // text. First delete the selected text, then put the new text. 7431 // Need to save and restore the registers that the delete 7432 // overwrites if the old contents is being put. 7433 was_visual = TRUE; 7434 regname = cap->oap->regname; 7435 #ifdef FEAT_CLIPBOARD 7436 adjust_clip_reg(®name); 7437 #endif 7438 if (regname == 0 || regname == '"' 7439 || VIM_ISDIGIT(regname) || regname == '-' 7440 #ifdef FEAT_CLIPBOARD 7441 || (clip_unnamed && (regname == '*' || regname == '+')) 7442 #endif 7443 7444 ) 7445 { 7446 // The delete is going to overwrite the register we want to 7447 // put, save it first. 7448 reg1 = get_register(regname, TRUE); 7449 } 7450 7451 // Now delete the selected text. Avoid messages here. 7452 cap->cmdchar = 'd'; 7453 cap->nchar = NUL; 7454 cap->oap->regname = NUL; 7455 ++msg_silent; 7456 nv_operator(cap); 7457 do_pending_operator(cap, 0, FALSE); 7458 empty = (curbuf->b_ml.ml_flags & ML_EMPTY); 7459 --msg_silent; 7460 7461 // delete PUT_LINE_BACKWARD; 7462 cap->oap->regname = regname; 7463 7464 if (reg1 != NULL) 7465 { 7466 // Delete probably changed the register we want to put, save 7467 // it first. Then put back what was there before the delete. 7468 reg2 = get_register(regname, FALSE); 7469 put_register(regname, reg1); 7470 } 7471 7472 // When deleted a linewise Visual area, put the register as 7473 // lines to avoid it joined with the next line. When deletion was 7474 // characterwise, split a line when putting lines. 7475 if (VIsual_mode == 'V') 7476 flags |= PUT_LINE; 7477 else if (VIsual_mode == 'v') 7478 flags |= PUT_LINE_SPLIT; 7479 if (VIsual_mode == Ctrl_V && dir == FORWARD) 7480 flags |= PUT_LINE_FORWARD; 7481 dir = BACKWARD; 7482 if ((VIsual_mode != 'V' 7483 && curwin->w_cursor.col < curbuf->b_op_start.col) 7484 || (VIsual_mode == 'V' 7485 && curwin->w_cursor.lnum < curbuf->b_op_start.lnum)) 7486 // cursor is at the end of the line or end of file, put 7487 // forward. 7488 dir = FORWARD; 7489 // May have been reset in do_put(). 7490 VIsual_active = TRUE; 7491 } 7492 do_put(cap->oap->regname, NULL, dir, cap->count1, flags); 7493 7494 // If a register was saved, put it back now. 7495 if (reg2 != NULL) 7496 put_register(regname, reg2); 7497 7498 // What to reselect with "gv"? Selecting the just put text seems to 7499 // be the most useful, since the original text was removed. 7500 if (was_visual) 7501 { 7502 curbuf->b_visual.vi_start = curbuf->b_op_start; 7503 curbuf->b_visual.vi_end = curbuf->b_op_end; 7504 // need to adjust cursor position 7505 if (*p_sel == 'e') 7506 inc(&curbuf->b_visual.vi_end); 7507 } 7508 7509 // When all lines were selected and deleted do_put() leaves an empty 7510 // line that needs to be deleted now. 7511 if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL) 7512 { 7513 ml_delete_flags(curbuf->b_ml.ml_line_count, ML_DEL_MESSAGE); 7514 deleted_lines(curbuf->b_ml.ml_line_count + 1, 1); 7515 7516 // If the cursor was in that line, move it to the end of the last 7517 // line. 7518 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 7519 { 7520 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 7521 coladvance((colnr_T)MAXCOL); 7522 } 7523 } 7524 auto_format(FALSE, TRUE); 7525 } 7526 } 7527 7528 /* 7529 * "o" and "O" commands. 7530 */ 7531 static void 7532 nv_open(cmdarg_T *cap) 7533 { 7534 #ifdef FEAT_DIFF 7535 // "do" is ":diffget" 7536 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o') 7537 { 7538 clearop(cap->oap); 7539 nv_diffgetput(FALSE, cap->opcount); 7540 } 7541 else 7542 #endif 7543 if (VIsual_active) // switch start and end of visual 7544 v_swap_corners(cap->cmdchar); 7545 #ifdef FEAT_JOB_CHANNEL 7546 else if (bt_prompt(curbuf)) 7547 clearopbeep(cap->oap); 7548 #endif 7549 else 7550 n_opencmd(cap); 7551 } 7552 7553 #ifdef FEAT_NETBEANS_INTG 7554 static void 7555 nv_nbcmd(cmdarg_T *cap) 7556 { 7557 netbeans_keycommand(cap->nchar); 7558 } 7559 #endif 7560 7561 #ifdef FEAT_DND 7562 static void 7563 nv_drop(cmdarg_T *cap UNUSED) 7564 { 7565 do_put('~', NULL, BACKWARD, 1L, PUT_CURSEND); 7566 } 7567 #endif 7568 7569 /* 7570 * Trigger CursorHold event. 7571 * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the 7572 * input buffer. "did_cursorhold" is set to avoid retriggering. 7573 */ 7574 static void 7575 nv_cursorhold(cmdarg_T *cap) 7576 { 7577 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf); 7578 did_cursorhold = TRUE; 7579 cap->retval |= CA_COMMAND_BUSY; // don't call edit() now 7580 } 7581