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 19 #ifdef FEAT_EVAL 20 static void set_vcount_ca(cmdarg_T *cap, int *set_prevcount); 21 #endif 22 static int nv_compare(const void *s1, const void *s2); 23 static void unshift_special(cmdarg_T *cap); 24 #ifdef FEAT_CMDL_INFO 25 static void del_from_showcmd(int); 26 #endif 27 28 /* 29 * nv_*(): functions called to handle Normal and Visual mode commands. 30 * n_*(): functions called to handle Normal mode commands. 31 * v_*(): functions called to handle Visual mode commands. 32 */ 33 static void nv_ignore(cmdarg_T *cap); 34 static void nv_nop(cmdarg_T *cap); 35 static void nv_error(cmdarg_T *cap); 36 static void nv_help(cmdarg_T *cap); 37 static void nv_addsub(cmdarg_T *cap); 38 static void nv_page(cmdarg_T *cap); 39 static void nv_zet(cmdarg_T *cap); 40 #ifdef FEAT_GUI 41 static void nv_ver_scrollbar(cmdarg_T *cap); 42 static void nv_hor_scrollbar(cmdarg_T *cap); 43 #endif 44 #ifdef FEAT_GUI_TABLINE 45 static void nv_tabline(cmdarg_T *cap); 46 static void nv_tabmenu(cmdarg_T *cap); 47 #endif 48 static void nv_exmode(cmdarg_T *cap); 49 static void nv_colon(cmdarg_T *cap); 50 static void nv_ctrlg(cmdarg_T *cap); 51 static void nv_ctrlh(cmdarg_T *cap); 52 static void nv_clear(cmdarg_T *cap); 53 static void nv_ctrlo(cmdarg_T *cap); 54 static void nv_hat(cmdarg_T *cap); 55 static void nv_Zet(cmdarg_T *cap); 56 static void nv_ident(cmdarg_T *cap); 57 static void nv_tagpop(cmdarg_T *cap); 58 static void nv_scroll(cmdarg_T *cap); 59 static void nv_right(cmdarg_T *cap); 60 static void nv_left(cmdarg_T *cap); 61 static void nv_up(cmdarg_T *cap); 62 static void nv_down(cmdarg_T *cap); 63 static void nv_end(cmdarg_T *cap); 64 static void nv_dollar(cmdarg_T *cap); 65 static void nv_search(cmdarg_T *cap); 66 static void nv_next(cmdarg_T *cap); 67 static int normal_search(cmdarg_T *cap, int dir, char_u *pat, int opt, int *wrapped); 68 static void nv_csearch(cmdarg_T *cap); 69 static void nv_brackets(cmdarg_T *cap); 70 static void nv_percent(cmdarg_T *cap); 71 static void nv_brace(cmdarg_T *cap); 72 static void nv_mark(cmdarg_T *cap); 73 static void nv_findpar(cmdarg_T *cap); 74 static void nv_undo(cmdarg_T *cap); 75 static void nv_kundo(cmdarg_T *cap); 76 static void nv_Replace(cmdarg_T *cap); 77 static void nv_replace(cmdarg_T *cap); 78 static void nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos); 79 static void v_visop(cmdarg_T *cap); 80 static void nv_subst(cmdarg_T *cap); 81 static void nv_abbrev(cmdarg_T *cap); 82 static void nv_optrans(cmdarg_T *cap); 83 static void nv_gomark(cmdarg_T *cap); 84 static void nv_pcmark(cmdarg_T *cap); 85 static void nv_regname(cmdarg_T *cap); 86 static void nv_visual(cmdarg_T *cap); 87 static void n_start_visual_mode(int c); 88 static void nv_window(cmdarg_T *cap); 89 static void nv_suspend(cmdarg_T *cap); 90 static void nv_g_cmd(cmdarg_T *cap); 91 static void nv_dot(cmdarg_T *cap); 92 static void nv_redo(cmdarg_T *cap); 93 static void nv_Undo(cmdarg_T *cap); 94 static void nv_tilde(cmdarg_T *cap); 95 static void nv_operator(cmdarg_T *cap); 96 #ifdef FEAT_EVAL 97 static void set_op_var(int optype); 98 #endif 99 static void nv_lineop(cmdarg_T *cap); 100 static void nv_home(cmdarg_T *cap); 101 static void nv_pipe(cmdarg_T *cap); 102 static void nv_bck_word(cmdarg_T *cap); 103 static void nv_wordcmd(cmdarg_T *cap); 104 static void nv_beginline(cmdarg_T *cap); 105 static void adjust_cursor(oparg_T *oap); 106 static void adjust_for_sel(cmdarg_T *cap); 107 static void nv_select(cmdarg_T *cap); 108 static void nv_goto(cmdarg_T *cap); 109 static void nv_normal(cmdarg_T *cap); 110 static void nv_esc(cmdarg_T *oap); 111 static void nv_edit(cmdarg_T *cap); 112 static void invoke_edit(cmdarg_T *cap, int repl, int cmd, int startln); 113 #ifdef FEAT_TEXTOBJ 114 static void nv_object(cmdarg_T *cap); 115 #endif 116 static void nv_record(cmdarg_T *cap); 117 static void nv_at(cmdarg_T *cap); 118 static void nv_halfpage(cmdarg_T *cap); 119 static void nv_join(cmdarg_T *cap); 120 static void nv_put(cmdarg_T *cap); 121 static void nv_put_opt(cmdarg_T *cap, int fix_indent); 122 static void nv_open(cmdarg_T *cap); 123 #ifdef FEAT_NETBEANS_INTG 124 static void nv_nbcmd(cmdarg_T *cap); 125 #endif 126 #ifdef FEAT_DND 127 static void nv_drop(cmdarg_T *cap); 128 #endif 129 static void nv_cursorhold(cmdarg_T *cap); 130 131 static char *e_noident = N_("E349: No identifier under cursor"); 132 133 /* 134 * Function to be called for a Normal or Visual mode command. 135 * The argument is a cmdarg_T. 136 */ 137 typedef void (*nv_func_T)(cmdarg_T *cap); 138 139 // Values for cmd_flags. 140 #define NV_NCH 0x01 // may need to get a second char 141 #define NV_NCH_NOP (0x02|NV_NCH) // get second char when no operator pending 142 #define NV_NCH_ALW (0x04|NV_NCH) // always get a second char 143 #define NV_LANG 0x08 // second char needs language adjustment 144 145 #define NV_SS 0x10 // may start selection 146 #define NV_SSS 0x20 // may start selection with shift modifier 147 #define NV_STS 0x40 // may stop selection without shift modif. 148 #define NV_RL 0x80 // 'rightleft' modifies command 149 #define NV_KEEPREG 0x100 // don't clear regname 150 #define NV_NCW 0x200 // not allowed in command-line window 151 152 /* 153 * Generally speaking, every Normal mode command should either clear any 154 * pending operator (with *clearop*()), or set the motion type variable 155 * oap->motion_type. 156 * 157 * When a cursor motion command is made, it is marked as being a character or 158 * line oriented motion. Then, if an operator is in effect, the operation 159 * becomes character or line oriented accordingly. 160 */ 161 162 /* 163 * This table contains one entry for every Normal or Visual mode command. 164 * The order doesn't matter, init_normal_cmds() will create a sorted index. 165 * It is faster when all keys from zero to '~' are present. 166 */ 167 static const struct nv_cmd 168 { 169 int cmd_char; // (first) command character 170 nv_func_T cmd_func; // function for this command 171 short_u cmd_flags; // NV_ flags 172 short cmd_arg; // value for ca.arg 173 } nv_cmds[] = 174 { 175 {NUL, nv_error, 0, 0}, 176 {Ctrl_A, nv_addsub, 0, 0}, 177 {Ctrl_B, nv_page, NV_STS, BACKWARD}, 178 {Ctrl_C, nv_esc, 0, TRUE}, 179 {Ctrl_D, nv_halfpage, 0, 0}, 180 {Ctrl_E, nv_scroll_line, 0, TRUE}, 181 {Ctrl_F, nv_page, NV_STS, FORWARD}, 182 {Ctrl_G, nv_ctrlg, 0, 0}, 183 {Ctrl_H, nv_ctrlh, 0, 0}, 184 {Ctrl_I, nv_pcmark, 0, 0}, 185 {NL, nv_down, 0, FALSE}, 186 {Ctrl_K, nv_error, 0, 0}, 187 {Ctrl_L, nv_clear, 0, 0}, 188 {CAR, nv_down, 0, TRUE}, 189 {Ctrl_N, nv_down, NV_STS, FALSE}, 190 {Ctrl_O, nv_ctrlo, 0, 0}, 191 {Ctrl_P, nv_up, NV_STS, FALSE}, 192 {Ctrl_Q, nv_visual, 0, FALSE}, 193 {Ctrl_R, nv_redo, 0, 0}, 194 {Ctrl_S, nv_ignore, 0, 0}, 195 {Ctrl_T, nv_tagpop, NV_NCW, 0}, 196 {Ctrl_U, nv_halfpage, 0, 0}, 197 {Ctrl_V, nv_visual, 0, FALSE}, 198 {'V', nv_visual, 0, FALSE}, 199 {'v', nv_visual, 0, FALSE}, 200 {Ctrl_W, nv_window, 0, 0}, 201 {Ctrl_X, nv_addsub, 0, 0}, 202 {Ctrl_Y, nv_scroll_line, 0, FALSE}, 203 {Ctrl_Z, nv_suspend, 0, 0}, 204 {ESC, nv_esc, 0, FALSE}, 205 {Ctrl_BSL, nv_normal, NV_NCH_ALW, 0}, 206 {Ctrl_RSB, nv_ident, NV_NCW, 0}, 207 {Ctrl_HAT, nv_hat, NV_NCW, 0}, 208 {Ctrl__, nv_error, 0, 0}, 209 {' ', nv_right, 0, 0}, 210 {'!', nv_operator, 0, 0}, 211 {'"', nv_regname, NV_NCH_NOP|NV_KEEPREG, 0}, 212 {'#', nv_ident, 0, 0}, 213 {'$', nv_dollar, 0, 0}, 214 {'%', nv_percent, 0, 0}, 215 {'&', nv_optrans, 0, 0}, 216 {'\'', nv_gomark, NV_NCH_ALW, TRUE}, 217 {'(', nv_brace, 0, BACKWARD}, 218 {')', nv_brace, 0, FORWARD}, 219 {'*', nv_ident, 0, 0}, 220 {'+', nv_down, 0, TRUE}, 221 {',', nv_csearch, 0, TRUE}, 222 {'-', nv_up, 0, TRUE}, 223 {'.', nv_dot, NV_KEEPREG, 0}, 224 {'/', nv_search, 0, FALSE}, 225 {'0', nv_beginline, 0, 0}, 226 {'1', nv_ignore, 0, 0}, 227 {'2', nv_ignore, 0, 0}, 228 {'3', nv_ignore, 0, 0}, 229 {'4', nv_ignore, 0, 0}, 230 {'5', nv_ignore, 0, 0}, 231 {'6', nv_ignore, 0, 0}, 232 {'7', nv_ignore, 0, 0}, 233 {'8', nv_ignore, 0, 0}, 234 {'9', nv_ignore, 0, 0}, 235 {':', nv_colon, 0, 0}, 236 {';', nv_csearch, 0, FALSE}, 237 {'<', nv_operator, NV_RL, 0}, 238 {'=', nv_operator, 0, 0}, 239 {'>', nv_operator, NV_RL, 0}, 240 {'?', nv_search, 0, FALSE}, 241 {'@', nv_at, NV_NCH_NOP, FALSE}, 242 {'A', nv_edit, 0, 0}, 243 {'B', nv_bck_word, 0, 1}, 244 {'C', nv_abbrev, NV_KEEPREG, 0}, 245 {'D', nv_abbrev, NV_KEEPREG, 0}, 246 {'E', nv_wordcmd, 0, TRUE}, 247 {'F', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD}, 248 {'G', nv_goto, 0, TRUE}, 249 {'H', nv_scroll, 0, 0}, 250 {'I', nv_edit, 0, 0}, 251 {'J', nv_join, 0, 0}, 252 {'K', nv_ident, 0, 0}, 253 {'L', nv_scroll, 0, 0}, 254 {'M', nv_scroll, 0, 0}, 255 {'N', nv_next, 0, SEARCH_REV}, 256 {'O', nv_open, 0, 0}, 257 {'P', nv_put, 0, 0}, 258 {'Q', nv_exmode, NV_NCW, 0}, 259 {'R', nv_Replace, 0, FALSE}, 260 {'S', nv_subst, NV_KEEPREG, 0}, 261 {'T', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD}, 262 {'U', nv_Undo, 0, 0}, 263 {'W', nv_wordcmd, 0, TRUE}, 264 {'X', nv_abbrev, NV_KEEPREG, 0}, 265 {'Y', nv_abbrev, NV_KEEPREG, 0}, 266 {'Z', nv_Zet, NV_NCH_NOP|NV_NCW, 0}, 267 {'[', nv_brackets, NV_NCH_ALW, BACKWARD}, 268 {'\\', nv_error, 0, 0}, 269 {']', nv_brackets, NV_NCH_ALW, FORWARD}, 270 {'^', nv_beginline, 0, BL_WHITE | BL_FIX}, 271 {'_', nv_lineop, 0, 0}, 272 {'`', nv_gomark, NV_NCH_ALW, FALSE}, 273 {'a', nv_edit, NV_NCH, 0}, 274 {'b', nv_bck_word, 0, 0}, 275 {'c', nv_operator, 0, 0}, 276 {'d', nv_operator, 0, 0}, 277 {'e', nv_wordcmd, 0, FALSE}, 278 {'f', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD}, 279 {'g', nv_g_cmd, NV_NCH_ALW, FALSE}, 280 {'h', nv_left, NV_RL, 0}, 281 {'i', nv_edit, NV_NCH, 0}, 282 {'j', nv_down, 0, FALSE}, 283 {'k', nv_up, 0, FALSE}, 284 {'l', nv_right, NV_RL, 0}, 285 {'m', nv_mark, NV_NCH_NOP, 0}, 286 {'n', nv_next, 0, 0}, 287 {'o', nv_open, 0, 0}, 288 {'p', nv_put, 0, 0}, 289 {'q', nv_record, NV_NCH, 0}, 290 {'r', nv_replace, NV_NCH_NOP|NV_LANG, 0}, 291 {'s', nv_subst, NV_KEEPREG, 0}, 292 {'t', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD}, 293 {'u', nv_undo, 0, 0}, 294 {'w', nv_wordcmd, 0, FALSE}, 295 {'x', nv_abbrev, NV_KEEPREG, 0}, 296 {'y', nv_operator, 0, 0}, 297 {'z', nv_zet, NV_NCH_ALW, 0}, 298 {'{', nv_findpar, 0, BACKWARD}, 299 {'|', nv_pipe, 0, 0}, 300 {'}', nv_findpar, 0, FORWARD}, 301 {'~', nv_tilde, 0, 0}, 302 303 // pound sign 304 {POUND, nv_ident, 0, 0}, 305 {K_MOUSEUP, nv_mousescroll, 0, MSCR_UP}, 306 {K_MOUSEDOWN, nv_mousescroll, 0, MSCR_DOWN}, 307 {K_MOUSELEFT, nv_mousescroll, 0, MSCR_LEFT}, 308 {K_MOUSERIGHT, nv_mousescroll, 0, MSCR_RIGHT}, 309 {K_LEFTMOUSE, nv_mouse, 0, 0}, 310 {K_LEFTMOUSE_NM, nv_mouse, 0, 0}, 311 {K_LEFTDRAG, nv_mouse, 0, 0}, 312 {K_LEFTRELEASE, nv_mouse, 0, 0}, 313 {K_LEFTRELEASE_NM, nv_mouse, 0, 0}, 314 {K_MOUSEMOVE, nv_mouse, 0, 0}, 315 {K_MIDDLEMOUSE, nv_mouse, 0, 0}, 316 {K_MIDDLEDRAG, nv_mouse, 0, 0}, 317 {K_MIDDLERELEASE, nv_mouse, 0, 0}, 318 {K_RIGHTMOUSE, nv_mouse, 0, 0}, 319 {K_RIGHTDRAG, nv_mouse, 0, 0}, 320 {K_RIGHTRELEASE, nv_mouse, 0, 0}, 321 {K_X1MOUSE, nv_mouse, 0, 0}, 322 {K_X1DRAG, nv_mouse, 0, 0}, 323 {K_X1RELEASE, nv_mouse, 0, 0}, 324 {K_X2MOUSE, nv_mouse, 0, 0}, 325 {K_X2DRAG, nv_mouse, 0, 0}, 326 {K_X2RELEASE, nv_mouse, 0, 0}, 327 {K_IGNORE, nv_ignore, NV_KEEPREG, 0}, 328 {K_NOP, nv_nop, 0, 0}, 329 {K_INS, nv_edit, 0, 0}, 330 {K_KINS, nv_edit, 0, 0}, 331 {K_BS, nv_ctrlh, 0, 0}, 332 {K_UP, nv_up, NV_SSS|NV_STS, FALSE}, 333 {K_S_UP, nv_page, NV_SS, BACKWARD}, 334 {K_DOWN, nv_down, NV_SSS|NV_STS, FALSE}, 335 {K_S_DOWN, nv_page, NV_SS, FORWARD}, 336 {K_LEFT, nv_left, NV_SSS|NV_STS|NV_RL, 0}, 337 {K_S_LEFT, nv_bck_word, NV_SS|NV_RL, 0}, 338 {K_C_LEFT, nv_bck_word, NV_SSS|NV_RL|NV_STS, 1}, 339 {K_RIGHT, nv_right, NV_SSS|NV_STS|NV_RL, 0}, 340 {K_S_RIGHT, nv_wordcmd, NV_SS|NV_RL, FALSE}, 341 {K_C_RIGHT, nv_wordcmd, NV_SSS|NV_RL|NV_STS, TRUE}, 342 {K_PAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD}, 343 {K_KPAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD}, 344 {K_PAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD}, 345 {K_KPAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD}, 346 {K_END, nv_end, NV_SSS|NV_STS, FALSE}, 347 {K_KEND, nv_end, NV_SSS|NV_STS, FALSE}, 348 {K_S_END, nv_end, NV_SS, FALSE}, 349 {K_C_END, nv_end, NV_SSS|NV_STS, TRUE}, 350 {K_HOME, nv_home, NV_SSS|NV_STS, 0}, 351 {K_KHOME, nv_home, NV_SSS|NV_STS, 0}, 352 {K_S_HOME, nv_home, NV_SS, 0}, 353 {K_C_HOME, nv_goto, NV_SSS|NV_STS, FALSE}, 354 {K_DEL, nv_abbrev, 0, 0}, 355 {K_KDEL, nv_abbrev, 0, 0}, 356 {K_UNDO, nv_kundo, 0, 0}, 357 {K_HELP, nv_help, NV_NCW, 0}, 358 {K_F1, nv_help, NV_NCW, 0}, 359 {K_XF1, nv_help, NV_NCW, 0}, 360 {K_SELECT, nv_select, 0, 0}, 361 #ifdef FEAT_GUI 362 {K_VER_SCROLLBAR, nv_ver_scrollbar, 0, 0}, 363 {K_HOR_SCROLLBAR, nv_hor_scrollbar, 0, 0}, 364 #endif 365 #ifdef FEAT_GUI_TABLINE 366 {K_TABLINE, nv_tabline, 0, 0}, 367 {K_TABMENU, nv_tabmenu, 0, 0}, 368 #endif 369 #ifdef FEAT_NETBEANS_INTG 370 {K_F21, nv_nbcmd, NV_NCH_ALW, 0}, 371 #endif 372 #ifdef FEAT_DND 373 {K_DROP, nv_drop, NV_STS, 0}, 374 #endif 375 {K_CURSORHOLD, nv_cursorhold, NV_KEEPREG, 0}, 376 {K_PS, nv_edit, 0, 0}, 377 {K_COMMAND, nv_colon, 0, 0}, 378 }; 379 380 // Number of commands in nv_cmds[]. 381 #define NV_CMDS_SIZE ARRAY_LENGTH(nv_cmds) 382 383 // Sorted index of commands in nv_cmds[]. 384 static short nv_cmd_idx[NV_CMDS_SIZE]; 385 386 // The highest index for which 387 // nv_cmds[idx].cmd_char == nv_cmd_idx[nv_cmds[idx].cmd_char] 388 static int nv_max_linear; 389 390 /* 391 * Compare functions for qsort() below, that checks the command character 392 * through the index in nv_cmd_idx[]. 393 */ 394 static int 395 nv_compare(const void *s1, const void *s2) 396 { 397 int c1, c2; 398 399 // The commands are sorted on absolute value. 400 c1 = nv_cmds[*(const short *)s1].cmd_char; 401 c2 = nv_cmds[*(const short *)s2].cmd_char; 402 if (c1 < 0) 403 c1 = -c1; 404 if (c2 < 0) 405 c2 = -c2; 406 return c1 - c2; 407 } 408 409 /* 410 * Initialize the nv_cmd_idx[] table. 411 */ 412 void 413 init_normal_cmds(void) 414 { 415 int i; 416 417 // Fill the index table with a one to one relation. 418 for (i = 0; i < (int)NV_CMDS_SIZE; ++i) 419 nv_cmd_idx[i] = i; 420 421 // Sort the commands by the command character. 422 qsort((void *)&nv_cmd_idx, (size_t)NV_CMDS_SIZE, sizeof(short), nv_compare); 423 424 // Find the first entry that can't be indexed by the command character. 425 for (i = 0; i < (int)NV_CMDS_SIZE; ++i) 426 if (i != nv_cmds[nv_cmd_idx[i]].cmd_char) 427 break; 428 nv_max_linear = i - 1; 429 } 430 431 /* 432 * Search for a command in the commands table. 433 * Returns -1 for invalid command. 434 */ 435 static int 436 find_command(int cmdchar) 437 { 438 int i; 439 int idx; 440 int top, bot; 441 int c; 442 443 // A multi-byte character is never a command. 444 if (cmdchar >= 0x100) 445 return -1; 446 447 // We use the absolute value of the character. Special keys have a 448 // negative value, but are sorted on their absolute value. 449 if (cmdchar < 0) 450 cmdchar = -cmdchar; 451 452 // If the character is in the first part: The character is the index into 453 // nv_cmd_idx[]. 454 if (cmdchar <= nv_max_linear) 455 return nv_cmd_idx[cmdchar]; 456 457 // Perform a binary search. 458 bot = nv_max_linear + 1; 459 top = NV_CMDS_SIZE - 1; 460 idx = -1; 461 while (bot <= top) 462 { 463 i = (top + bot) / 2; 464 c = nv_cmds[nv_cmd_idx[i]].cmd_char; 465 if (c < 0) 466 c = -c; 467 if (cmdchar == c) 468 { 469 idx = nv_cmd_idx[i]; 470 break; 471 } 472 if (cmdchar > c) 473 bot = i + 1; 474 else 475 top = i - 1; 476 } 477 return idx; 478 } 479 480 /* 481 * Execute a command in Normal mode. 482 */ 483 void 484 normal_cmd( 485 oparg_T *oap, 486 int toplevel UNUSED) // TRUE when called from main() 487 { 488 cmdarg_T ca; // command arguments 489 int c; 490 int ctrl_w = FALSE; // got CTRL-W command 491 int old_col = curwin->w_curswant; 492 #ifdef FEAT_CMDL_INFO 493 int need_flushbuf; // need to call out_flush() 494 #endif 495 pos_T old_pos; // cursor position before command 496 int mapped_len; 497 static int old_mapped_len = 0; 498 int idx; 499 #ifdef FEAT_EVAL 500 int set_prevcount = FALSE; 501 #endif 502 int save_did_cursorhold = did_cursorhold; 503 504 CLEAR_FIELD(ca); // also resets ca.retval 505 ca.oap = oap; 506 507 // Use a count remembered from before entering an operator. After typing 508 // "3d" we return from normal_cmd() and come back here, the "3" is 509 // remembered in "opcount". 510 ca.opcount = opcount; 511 512 /* 513 * If there is an operator pending, then the command we take this time 514 * will terminate it. Finish_op tells us to finish the operation before 515 * returning this time (unless the operation was cancelled). 516 */ 517 #ifdef CURSOR_SHAPE 518 c = finish_op; 519 #endif 520 finish_op = (oap->op_type != OP_NOP); 521 #ifdef CURSOR_SHAPE 522 if (finish_op != c) 523 { 524 ui_cursor_shape(); // may show different cursor shape 525 # ifdef FEAT_MOUSESHAPE 526 update_mouseshape(-1); 527 # endif 528 } 529 #endif 530 trigger_modechanged(); 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 trigger_modechanged(); 1226 #ifdef CURSOR_SHAPE 1227 // Redraw the cursor with another shape, if we were in Operator-pending 1228 // mode or did a replace command. 1229 if (c || ca.cmdchar == 'r') 1230 { 1231 ui_cursor_shape(); // may show different cursor shape 1232 # ifdef FEAT_MOUSESHAPE 1233 update_mouseshape(-1); 1234 # endif 1235 } 1236 #endif 1237 1238 #ifdef FEAT_CMDL_INFO 1239 if (oap->op_type == OP_NOP && oap->regname == 0 1240 && ca.cmdchar != K_CURSORHOLD) 1241 clear_showcmd(); 1242 #endif 1243 1244 checkpcmark(); // check if we moved since setting pcmark 1245 vim_free(ca.searchbuf); 1246 1247 if (has_mbyte) 1248 mb_adjust_cursor(); 1249 1250 if (curwin->w_p_scb && toplevel) 1251 { 1252 validate_cursor(); // may need to update w_leftcol 1253 do_check_scrollbind(TRUE); 1254 } 1255 1256 if (curwin->w_p_crb && toplevel) 1257 { 1258 validate_cursor(); // may need to update w_leftcol 1259 do_check_cursorbind(); 1260 } 1261 1262 #ifdef FEAT_TERMINAL 1263 // don't go to Insert mode if a terminal has a running job 1264 if (term_job_running(curbuf->b_term)) 1265 restart_edit = 0; 1266 #endif 1267 1268 /* 1269 * May restart edit(), if we got here with CTRL-O in Insert mode (but not 1270 * if still inside a mapping that started in Visual mode). 1271 * May switch from Visual to Select mode after CTRL-O command. 1272 */ 1273 if ( oap->op_type == OP_NOP 1274 && ((restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1275 || restart_VIsual_select == 1) 1276 && !(ca.retval & CA_COMMAND_BUSY) 1277 && stuff_empty() 1278 && oap->regname == 0) 1279 { 1280 if (restart_VIsual_select == 1) 1281 { 1282 VIsual_select = TRUE; 1283 trigger_modechanged(); 1284 showmode(); 1285 restart_VIsual_select = 0; 1286 } 1287 if (restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1288 (void)edit(restart_edit, FALSE, 1L); 1289 } 1290 1291 if (restart_VIsual_select == 2) 1292 restart_VIsual_select = 1; 1293 1294 // Save count before an operator for next time. 1295 opcount = ca.opcount; 1296 } 1297 1298 #ifdef FEAT_EVAL 1299 /* 1300 * Set v:count and v:count1 according to "cap". 1301 * Set v:prevcount only when "set_prevcount" is TRUE. 1302 */ 1303 static void 1304 set_vcount_ca(cmdarg_T *cap, int *set_prevcount) 1305 { 1306 long count = cap->count0; 1307 1308 // multiply with cap->opcount the same way as above 1309 if (cap->opcount != 0) 1310 count = cap->opcount * (count == 0 ? 1 : count); 1311 set_vcount(count, count == 0 ? 1 : count, *set_prevcount); 1312 *set_prevcount = FALSE; // only set v:prevcount once 1313 } 1314 #endif 1315 1316 /* 1317 * Check if highlighting for Visual mode is possible, give a warning message 1318 * if not. 1319 */ 1320 void 1321 check_visual_highlight(void) 1322 { 1323 static int did_check = FALSE; 1324 1325 if (full_screen) 1326 { 1327 if (!did_check && HL_ATTR(HLF_V) == 0) 1328 msg(_("Warning: terminal cannot highlight")); 1329 did_check = TRUE; 1330 } 1331 } 1332 1333 #if defined(FEAT_CLIPBOARD) && defined(FEAT_EVAL) 1334 /* 1335 * Call yank_do_autocmd() for "regname". 1336 */ 1337 static void 1338 call_yank_do_autocmd(int regname) 1339 { 1340 oparg_T oa; 1341 yankreg_T *reg; 1342 1343 clear_oparg(&oa); 1344 oa.regname = regname; 1345 oa.op_type = OP_YANK; 1346 oa.is_VIsual = TRUE; 1347 reg = get_register(regname, TRUE); 1348 yank_do_autocmd(&oa, reg); 1349 free_register(reg); 1350 } 1351 #endif 1352 1353 /* 1354 * End Visual mode. 1355 * This function or the next should ALWAYS be called to end Visual mode, except 1356 * from do_pending_operator(). 1357 */ 1358 void 1359 end_visual_mode() 1360 { 1361 end_visual_mode_keep_button(); 1362 reset_held_button(); 1363 } 1364 1365 void 1366 end_visual_mode_keep_button() 1367 { 1368 #ifdef FEAT_CLIPBOARD 1369 /* 1370 * If we are using the clipboard, then remember what was selected in case 1371 * we need to paste it somewhere while we still own the selection. 1372 * Only do this when the clipboard is already owned. Don't want to grab 1373 * the selection when hitting ESC. 1374 */ 1375 if (clip_star.available && clip_star.owned) 1376 clip_auto_select(); 1377 1378 # if defined(FEAT_EVAL) 1379 // Emit a TextYankPost for the automatic copy of the selection into the 1380 // star and/or plus register. 1381 if (has_textyankpost()) 1382 { 1383 if (clip_isautosel_star()) 1384 call_yank_do_autocmd('*'); 1385 if (clip_isautosel_plus()) 1386 call_yank_do_autocmd('+'); 1387 } 1388 # endif 1389 #endif 1390 1391 VIsual_active = FALSE; 1392 setmouse(); 1393 mouse_dragging = 0; 1394 1395 // Save the current VIsual area for '< and '> marks, and "gv" 1396 curbuf->b_visual.vi_mode = VIsual_mode; 1397 curbuf->b_visual.vi_start = VIsual; 1398 curbuf->b_visual.vi_end = curwin->w_cursor; 1399 curbuf->b_visual.vi_curswant = curwin->w_curswant; 1400 #ifdef FEAT_EVAL 1401 curbuf->b_visual_mode_eval = VIsual_mode; 1402 #endif 1403 if (!virtual_active()) 1404 curwin->w_cursor.coladd = 0; 1405 may_clear_cmdline(); 1406 1407 adjust_cursor_eol(); 1408 trigger_modechanged(); 1409 } 1410 1411 /* 1412 * Reset VIsual_active and VIsual_reselect. 1413 */ 1414 void 1415 reset_VIsual_and_resel(void) 1416 { 1417 if (VIsual_active) 1418 { 1419 end_visual_mode(); 1420 redraw_curbuf_later(INVERTED); // delete the inversion later 1421 } 1422 VIsual_reselect = FALSE; 1423 } 1424 1425 /* 1426 * Reset VIsual_active and VIsual_reselect if it's set. 1427 */ 1428 void 1429 reset_VIsual(void) 1430 { 1431 if (VIsual_active) 1432 { 1433 end_visual_mode(); 1434 redraw_curbuf_later(INVERTED); // delete the inversion later 1435 VIsual_reselect = FALSE; 1436 } 1437 } 1438 1439 void 1440 restore_visual_mode(void) 1441 { 1442 if (VIsual_mode_orig != NUL) 1443 { 1444 curbuf->b_visual.vi_mode = VIsual_mode_orig; 1445 VIsual_mode_orig = NUL; 1446 } 1447 } 1448 1449 /* 1450 * Check for a balloon-eval special item to include when searching for an 1451 * identifier. When "dir" is BACKWARD "ptr[-1]" must be valid! 1452 * Returns TRUE if the character at "*ptr" should be included. 1453 * "dir" is FORWARD or BACKWARD, the direction of searching. 1454 * "*colp" is in/decremented if "ptr[-dir]" should also be included. 1455 * "bnp" points to a counter for square brackets. 1456 */ 1457 static int 1458 find_is_eval_item( 1459 char_u *ptr, 1460 int *colp, 1461 int *bnp, 1462 int dir) 1463 { 1464 // Accept everything inside []. 1465 if ((*ptr == ']' && dir == BACKWARD) || (*ptr == '[' && dir == FORWARD)) 1466 ++*bnp; 1467 if (*bnp > 0) 1468 { 1469 if ((*ptr == '[' && dir == BACKWARD) || (*ptr == ']' && dir == FORWARD)) 1470 --*bnp; 1471 return TRUE; 1472 } 1473 1474 // skip over "s.var" 1475 if (*ptr == '.') 1476 return TRUE; 1477 1478 // two-character item: s->var 1479 if (ptr[dir == BACKWARD ? 0 : 1] == '>' 1480 && ptr[dir == BACKWARD ? -1 : 0] == '-') 1481 { 1482 *colp += dir; 1483 return TRUE; 1484 } 1485 return FALSE; 1486 } 1487 1488 /* 1489 * Find the identifier under or to the right of the cursor. 1490 * "find_type" can have one of three values: 1491 * FIND_IDENT: find an identifier (keyword) 1492 * FIND_STRING: find any non-white text 1493 * FIND_IDENT + FIND_STRING: find any non-white text, identifier preferred. 1494 * FIND_EVAL: find text useful for C program debugging 1495 * 1496 * There are three steps: 1497 * 1. Search forward for the start of an identifier/text. Doesn't move if 1498 * already on one. 1499 * 2. Search backward for the start of this identifier/text. 1500 * This doesn't match the real Vi but I like it a little better and it 1501 * shouldn't bother anyone. 1502 * 3. Search forward to the end of this identifier/text. 1503 * When FIND_IDENT isn't defined, we backup until a blank. 1504 * 1505 * Returns the length of the text, or zero if no text is found. 1506 * If text is found, a pointer to the text is put in "*text". This 1507 * points into the current buffer line and is not always NUL terminated. 1508 */ 1509 int 1510 find_ident_under_cursor(char_u **text, int find_type) 1511 { 1512 return find_ident_at_pos(curwin, curwin->w_cursor.lnum, 1513 curwin->w_cursor.col, text, NULL, find_type); 1514 } 1515 1516 /* 1517 * Like find_ident_under_cursor(), but for any window and any position. 1518 * However: Uses 'iskeyword' from the current window!. 1519 */ 1520 int 1521 find_ident_at_pos( 1522 win_T *wp, 1523 linenr_T lnum, 1524 colnr_T startcol, 1525 char_u **text, 1526 int *textcol, // column where "text" starts, can be NULL 1527 int find_type) 1528 { 1529 char_u *ptr; 1530 int col = 0; // init to shut up GCC 1531 int i; 1532 int this_class = 0; 1533 int prev_class; 1534 int prevcol; 1535 int bn = 0; // bracket nesting 1536 1537 /* 1538 * if i == 0: try to find an identifier 1539 * if i == 1: try to find any non-white text 1540 */ 1541 ptr = ml_get_buf(wp->w_buffer, lnum, FALSE); 1542 for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i) 1543 { 1544 /* 1545 * 1. skip to start of identifier/text 1546 */ 1547 col = startcol; 1548 if (has_mbyte) 1549 { 1550 while (ptr[col] != NUL) 1551 { 1552 // Stop at a ']' to evaluate "a[x]". 1553 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1554 break; 1555 this_class = mb_get_class(ptr + col); 1556 if (this_class != 0 && (i == 1 || this_class != 1)) 1557 break; 1558 col += (*mb_ptr2len)(ptr + col); 1559 } 1560 } 1561 else 1562 while (ptr[col] != NUL 1563 && (i == 0 ? !vim_iswordc(ptr[col]) : VIM_ISWHITE(ptr[col])) 1564 && (!(find_type & FIND_EVAL) || ptr[col] != ']') 1565 ) 1566 ++col; 1567 1568 // When starting on a ']' count it, so that we include the '['. 1569 bn = ptr[col] == ']'; 1570 1571 /* 1572 * 2. Back up to start of identifier/text. 1573 */ 1574 if (has_mbyte) 1575 { 1576 // Remember class of character under cursor. 1577 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1578 this_class = mb_get_class((char_u *)"a"); 1579 else 1580 this_class = mb_get_class(ptr + col); 1581 while (col > 0 && this_class != 0) 1582 { 1583 prevcol = col - 1 - (*mb_head_off)(ptr, ptr + col - 1); 1584 prev_class = mb_get_class(ptr + prevcol); 1585 if (this_class != prev_class 1586 && (i == 0 1587 || prev_class == 0 1588 || (find_type & FIND_IDENT)) 1589 && (!(find_type & FIND_EVAL) 1590 || prevcol == 0 1591 || !find_is_eval_item(ptr + prevcol, &prevcol, 1592 &bn, BACKWARD)) 1593 ) 1594 break; 1595 col = prevcol; 1596 } 1597 1598 // If we don't want just any old text, or we've found an 1599 // identifier, stop searching. 1600 if (this_class > 2) 1601 this_class = 2; 1602 if (!(find_type & FIND_STRING) || this_class == 2) 1603 break; 1604 } 1605 else 1606 { 1607 while (col > 0 1608 && ((i == 0 1609 ? vim_iswordc(ptr[col - 1]) 1610 : (!VIM_ISWHITE(ptr[col - 1]) 1611 && (!(find_type & FIND_IDENT) 1612 || !vim_iswordc(ptr[col - 1])))) 1613 || ((find_type & FIND_EVAL) 1614 && col > 1 1615 && find_is_eval_item(ptr + col - 1, &col, 1616 &bn, BACKWARD)) 1617 )) 1618 --col; 1619 1620 // If we don't want just any old text, or we've found an 1621 // identifier, stop searching. 1622 if (!(find_type & FIND_STRING) || vim_iswordc(ptr[col])) 1623 break; 1624 } 1625 } 1626 1627 if (ptr[col] == NUL || (i == 0 1628 && (has_mbyte ? this_class != 2 : !vim_iswordc(ptr[col])))) 1629 { 1630 // didn't find an identifier or text 1631 if ((find_type & FIND_NOERROR) == 0) 1632 { 1633 if (find_type & FIND_STRING) 1634 emsg(_("E348: No string under cursor")); 1635 else 1636 emsg(_(e_noident)); 1637 } 1638 return 0; 1639 } 1640 ptr += col; 1641 *text = ptr; 1642 if (textcol != NULL) 1643 *textcol = col; 1644 1645 /* 1646 * 3. Find the end if the identifier/text. 1647 */ 1648 bn = 0; 1649 startcol -= col; 1650 col = 0; 1651 if (has_mbyte) 1652 { 1653 // Search for point of changing multibyte character class. 1654 this_class = mb_get_class(ptr); 1655 while (ptr[col] != NUL 1656 && ((i == 0 ? mb_get_class(ptr + col) == this_class 1657 : mb_get_class(ptr + col) != 0) 1658 || ((find_type & FIND_EVAL) 1659 && col <= (int)startcol 1660 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1661 )) 1662 col += (*mb_ptr2len)(ptr + col); 1663 } 1664 else 1665 while ((i == 0 ? vim_iswordc(ptr[col]) 1666 : (ptr[col] != NUL && !VIM_ISWHITE(ptr[col]))) 1667 || ((find_type & FIND_EVAL) 1668 && col <= (int)startcol 1669 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1670 ) 1671 ++col; 1672 1673 return col; 1674 } 1675 1676 /* 1677 * Prepare for redo of a normal command. 1678 */ 1679 static void 1680 prep_redo_cmd(cmdarg_T *cap) 1681 { 1682 prep_redo(cap->oap->regname, cap->count0, 1683 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 1684 } 1685 1686 /* 1687 * Prepare for redo of any command. 1688 * Note that only the last argument can be a multi-byte char. 1689 */ 1690 void 1691 prep_redo( 1692 int regname, 1693 long num, 1694 int cmd1, 1695 int cmd2, 1696 int cmd3, 1697 int cmd4, 1698 int cmd5) 1699 { 1700 ResetRedobuff(); 1701 if (regname != 0) // yank from specified buffer 1702 { 1703 AppendCharToRedobuff('"'); 1704 AppendCharToRedobuff(regname); 1705 } 1706 if (num) 1707 AppendNumberToRedobuff(num); 1708 1709 if (cmd1 != NUL) 1710 AppendCharToRedobuff(cmd1); 1711 if (cmd2 != NUL) 1712 AppendCharToRedobuff(cmd2); 1713 if (cmd3 != NUL) 1714 AppendCharToRedobuff(cmd3); 1715 if (cmd4 != NUL) 1716 AppendCharToRedobuff(cmd4); 1717 if (cmd5 != NUL) 1718 AppendCharToRedobuff(cmd5); 1719 } 1720 1721 /* 1722 * check for operator active and clear it 1723 * 1724 * return TRUE if operator was active 1725 */ 1726 static int 1727 checkclearop(oparg_T *oap) 1728 { 1729 if (oap->op_type == OP_NOP) 1730 return FALSE; 1731 clearopbeep(oap); 1732 return TRUE; 1733 } 1734 1735 /* 1736 * Check for operator or Visual active. Clear active operator. 1737 * 1738 * Return TRUE if operator or Visual was active. 1739 */ 1740 static int 1741 checkclearopq(oparg_T *oap) 1742 { 1743 if (oap->op_type == OP_NOP && !VIsual_active) 1744 return FALSE; 1745 clearopbeep(oap); 1746 return TRUE; 1747 } 1748 1749 void 1750 clearop(oparg_T *oap) 1751 { 1752 oap->op_type = OP_NOP; 1753 oap->regname = 0; 1754 oap->motion_force = NUL; 1755 oap->use_reg_one = FALSE; 1756 motion_force = NUL; 1757 } 1758 1759 void 1760 clearopbeep(oparg_T *oap) 1761 { 1762 clearop(oap); 1763 beep_flush(); 1764 } 1765 1766 /* 1767 * Remove the shift modifier from a special key. 1768 */ 1769 static void 1770 unshift_special(cmdarg_T *cap) 1771 { 1772 switch (cap->cmdchar) 1773 { 1774 case K_S_RIGHT: cap->cmdchar = K_RIGHT; break; 1775 case K_S_LEFT: cap->cmdchar = K_LEFT; break; 1776 case K_S_UP: cap->cmdchar = K_UP; break; 1777 case K_S_DOWN: cap->cmdchar = K_DOWN; break; 1778 case K_S_HOME: cap->cmdchar = K_HOME; break; 1779 case K_S_END: cap->cmdchar = K_END; break; 1780 } 1781 cap->cmdchar = simplify_key(cap->cmdchar, &mod_mask); 1782 } 1783 1784 /* 1785 * If the mode is currently displayed clear the command line or update the 1786 * command displayed. 1787 */ 1788 void 1789 may_clear_cmdline(void) 1790 { 1791 if (mode_displayed) 1792 clear_cmdline = TRUE; // unshow visual mode later 1793 #ifdef FEAT_CMDL_INFO 1794 else 1795 clear_showcmd(); 1796 #endif 1797 } 1798 1799 #if defined(FEAT_CMDL_INFO) || defined(PROTO) 1800 /* 1801 * Routines for displaying a partly typed command 1802 */ 1803 1804 #define SHOWCMD_BUFLEN SHOWCMD_COLS + 1 + 30 1805 static char_u showcmd_buf[SHOWCMD_BUFLEN]; 1806 static char_u old_showcmd_buf[SHOWCMD_BUFLEN]; // For push_showcmd() 1807 static int showcmd_is_clear = TRUE; 1808 static int showcmd_visual = FALSE; 1809 1810 static void display_showcmd(void); 1811 1812 void 1813 clear_showcmd(void) 1814 { 1815 if (!p_sc) 1816 return; 1817 1818 if (VIsual_active && !char_avail()) 1819 { 1820 int cursor_bot = LT_POS(VIsual, curwin->w_cursor); 1821 long lines; 1822 colnr_T leftcol, rightcol; 1823 linenr_T top, bot; 1824 1825 // Show the size of the Visual area. 1826 if (cursor_bot) 1827 { 1828 top = VIsual.lnum; 1829 bot = curwin->w_cursor.lnum; 1830 } 1831 else 1832 { 1833 top = curwin->w_cursor.lnum; 1834 bot = VIsual.lnum; 1835 } 1836 # ifdef FEAT_FOLDING 1837 // Include closed folds as a whole. 1838 (void)hasFolding(top, &top, NULL); 1839 (void)hasFolding(bot, NULL, &bot); 1840 # endif 1841 lines = bot - top + 1; 1842 1843 if (VIsual_mode == Ctrl_V) 1844 { 1845 # ifdef FEAT_LINEBREAK 1846 char_u *saved_sbr = p_sbr; 1847 char_u *saved_w_sbr = curwin->w_p_sbr; 1848 1849 // Make 'sbr' empty for a moment to get the correct size. 1850 p_sbr = empty_option; 1851 curwin->w_p_sbr = empty_option; 1852 # endif 1853 getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol); 1854 # ifdef FEAT_LINEBREAK 1855 p_sbr = saved_sbr; 1856 curwin->w_p_sbr = saved_w_sbr; 1857 # endif 1858 sprintf((char *)showcmd_buf, "%ldx%ld", lines, 1859 (long)(rightcol - leftcol + 1)); 1860 } 1861 else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum) 1862 sprintf((char *)showcmd_buf, "%ld", lines); 1863 else 1864 { 1865 char_u *s, *e; 1866 int l; 1867 int bytes = 0; 1868 int chars = 0; 1869 1870 if (cursor_bot) 1871 { 1872 s = ml_get_pos(&VIsual); 1873 e = ml_get_cursor(); 1874 } 1875 else 1876 { 1877 s = ml_get_cursor(); 1878 e = ml_get_pos(&VIsual); 1879 } 1880 while ((*p_sel != 'e') ? s <= e : s < e) 1881 { 1882 l = (*mb_ptr2len)(s); 1883 if (l == 0) 1884 { 1885 ++bytes; 1886 ++chars; 1887 break; // end of line 1888 } 1889 bytes += l; 1890 ++chars; 1891 s += l; 1892 } 1893 if (bytes == chars) 1894 sprintf((char *)showcmd_buf, "%d", chars); 1895 else 1896 sprintf((char *)showcmd_buf, "%d-%d", chars, bytes); 1897 } 1898 showcmd_buf[SHOWCMD_COLS] = NUL; // truncate 1899 showcmd_visual = TRUE; 1900 } 1901 else 1902 { 1903 showcmd_buf[0] = NUL; 1904 showcmd_visual = FALSE; 1905 1906 // Don't actually display something if there is nothing to clear. 1907 if (showcmd_is_clear) 1908 return; 1909 } 1910 1911 display_showcmd(); 1912 } 1913 1914 /* 1915 * Add 'c' to string of shown command chars. 1916 * Return TRUE if output has been written (and setcursor() has been called). 1917 */ 1918 int 1919 add_to_showcmd(int c) 1920 { 1921 char_u *p; 1922 int old_len; 1923 int extra_len; 1924 int overflow; 1925 int i; 1926 static int ignore[] = 1927 { 1928 #ifdef FEAT_GUI 1929 K_VER_SCROLLBAR, K_HOR_SCROLLBAR, 1930 K_LEFTMOUSE_NM, K_LEFTRELEASE_NM, 1931 #endif 1932 K_IGNORE, K_PS, 1933 K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE, K_MOUSEMOVE, 1934 K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE, 1935 K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE, 1936 K_MOUSEDOWN, K_MOUSEUP, K_MOUSELEFT, K_MOUSERIGHT, 1937 K_X1MOUSE, K_X1DRAG, K_X1RELEASE, K_X2MOUSE, K_X2DRAG, K_X2RELEASE, 1938 K_CURSORHOLD, 1939 0 1940 }; 1941 1942 if (!p_sc || msg_silent != 0) 1943 return FALSE; 1944 1945 if (showcmd_visual) 1946 { 1947 showcmd_buf[0] = NUL; 1948 showcmd_visual = FALSE; 1949 } 1950 1951 // Ignore keys that are scrollbar updates and mouse clicks 1952 if (IS_SPECIAL(c)) 1953 for (i = 0; ignore[i] != 0; ++i) 1954 if (ignore[i] == c) 1955 return FALSE; 1956 1957 p = transchar(c); 1958 if (*p == ' ') 1959 STRCPY(p, "<20>"); 1960 old_len = (int)STRLEN(showcmd_buf); 1961 extra_len = (int)STRLEN(p); 1962 overflow = old_len + extra_len - SHOWCMD_COLS; 1963 if (overflow > 0) 1964 mch_memmove(showcmd_buf, showcmd_buf + overflow, 1965 old_len - overflow + 1); 1966 STRCAT(showcmd_buf, p); 1967 1968 if (char_avail()) 1969 return FALSE; 1970 1971 display_showcmd(); 1972 1973 return TRUE; 1974 } 1975 1976 void 1977 add_to_showcmd_c(int c) 1978 { 1979 if (!add_to_showcmd(c)) 1980 setcursor(); 1981 } 1982 1983 /* 1984 * Delete 'len' characters from the end of the shown command. 1985 */ 1986 static void 1987 del_from_showcmd(int len) 1988 { 1989 int old_len; 1990 1991 if (!p_sc) 1992 return; 1993 1994 old_len = (int)STRLEN(showcmd_buf); 1995 if (len > old_len) 1996 len = old_len; 1997 showcmd_buf[old_len - len] = NUL; 1998 1999 if (!char_avail()) 2000 display_showcmd(); 2001 } 2002 2003 /* 2004 * push_showcmd() and pop_showcmd() are used when waiting for the user to type 2005 * something and there is a partial mapping. 2006 */ 2007 void 2008 push_showcmd(void) 2009 { 2010 if (p_sc) 2011 STRCPY(old_showcmd_buf, showcmd_buf); 2012 } 2013 2014 void 2015 pop_showcmd(void) 2016 { 2017 if (!p_sc) 2018 return; 2019 2020 STRCPY(showcmd_buf, old_showcmd_buf); 2021 2022 display_showcmd(); 2023 } 2024 2025 static void 2026 display_showcmd(void) 2027 { 2028 int len; 2029 2030 cursor_off(); 2031 2032 len = (int)STRLEN(showcmd_buf); 2033 if (len == 0) 2034 showcmd_is_clear = TRUE; 2035 else 2036 { 2037 screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0); 2038 showcmd_is_clear = FALSE; 2039 } 2040 2041 /* 2042 * clear the rest of an old message by outputting up to SHOWCMD_COLS 2043 * spaces 2044 */ 2045 screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0); 2046 2047 setcursor(); // put cursor back where it belongs 2048 } 2049 #endif 2050 2051 /* 2052 * When "check" is FALSE, prepare for commands that scroll the window. 2053 * When "check" is TRUE, take care of scroll-binding after the window has 2054 * scrolled. Called from normal_cmd() and edit(). 2055 */ 2056 void 2057 do_check_scrollbind(int check) 2058 { 2059 static win_T *old_curwin = NULL; 2060 static linenr_T old_topline = 0; 2061 #ifdef FEAT_DIFF 2062 static int old_topfill = 0; 2063 #endif 2064 static buf_T *old_buf = NULL; 2065 static colnr_T old_leftcol = 0; 2066 2067 if (check && curwin->w_p_scb) 2068 { 2069 // If a ":syncbind" command was just used, don't scroll, only reset 2070 // the values. 2071 if (did_syncbind) 2072 did_syncbind = FALSE; 2073 else if (curwin == old_curwin) 2074 { 2075 /* 2076 * Synchronize other windows, as necessary according to 2077 * 'scrollbind'. Don't do this after an ":edit" command, except 2078 * when 'diff' is set. 2079 */ 2080 if ((curwin->w_buffer == old_buf 2081 #ifdef FEAT_DIFF 2082 || curwin->w_p_diff 2083 #endif 2084 ) 2085 && (curwin->w_topline != old_topline 2086 #ifdef FEAT_DIFF 2087 || curwin->w_topfill != old_topfill 2088 #endif 2089 || curwin->w_leftcol != old_leftcol)) 2090 { 2091 check_scrollbind(curwin->w_topline - old_topline, 2092 (long)(curwin->w_leftcol - old_leftcol)); 2093 } 2094 } 2095 else if (vim_strchr(p_sbo, 'j')) // jump flag set in 'scrollopt' 2096 { 2097 /* 2098 * When switching between windows, make sure that the relative 2099 * vertical offset is valid for the new window. The relative 2100 * offset is invalid whenever another 'scrollbind' window has 2101 * scrolled to a point that would force the current window to 2102 * scroll past the beginning or end of its buffer. When the 2103 * resync is performed, some of the other 'scrollbind' windows may 2104 * need to jump so that the current window's relative position is 2105 * visible on-screen. 2106 */ 2107 check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L); 2108 } 2109 curwin->w_scbind_pos = curwin->w_topline; 2110 } 2111 2112 old_curwin = curwin; 2113 old_topline = curwin->w_topline; 2114 #ifdef FEAT_DIFF 2115 old_topfill = curwin->w_topfill; 2116 #endif 2117 old_buf = curwin->w_buffer; 2118 old_leftcol = curwin->w_leftcol; 2119 } 2120 2121 /* 2122 * Synchronize any windows that have "scrollbind" set, based on the 2123 * number of rows by which the current window has changed 2124 * (1998-11-02 16:21:01 R. Edward Ralston <[email protected]>) 2125 */ 2126 void 2127 check_scrollbind(linenr_T topline_diff, long leftcol_diff) 2128 { 2129 int want_ver; 2130 int want_hor; 2131 win_T *old_curwin = curwin; 2132 buf_T *old_curbuf = curbuf; 2133 int old_VIsual_select = VIsual_select; 2134 int old_VIsual_active = VIsual_active; 2135 colnr_T tgt_leftcol = curwin->w_leftcol; 2136 long topline; 2137 long y; 2138 2139 /* 2140 * check 'scrollopt' string for vertical and horizontal scroll options 2141 */ 2142 want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0); 2143 #ifdef FEAT_DIFF 2144 want_ver |= old_curwin->w_p_diff; 2145 #endif 2146 want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0)); 2147 2148 /* 2149 * loop through the scrollbound windows and scroll accordingly 2150 */ 2151 VIsual_select = VIsual_active = 0; 2152 FOR_ALL_WINDOWS(curwin) 2153 { 2154 curbuf = curwin->w_buffer; 2155 // skip original window and windows with 'noscrollbind' 2156 if (curwin != old_curwin && curwin->w_p_scb) 2157 { 2158 /* 2159 * do the vertical scroll 2160 */ 2161 if (want_ver) 2162 { 2163 #ifdef FEAT_DIFF 2164 if (old_curwin->w_p_diff && curwin->w_p_diff) 2165 { 2166 diff_set_topline(old_curwin, curwin); 2167 } 2168 else 2169 #endif 2170 { 2171 curwin->w_scbind_pos += topline_diff; 2172 topline = curwin->w_scbind_pos; 2173 if (topline > curbuf->b_ml.ml_line_count) 2174 topline = curbuf->b_ml.ml_line_count; 2175 if (topline < 1) 2176 topline = 1; 2177 2178 y = topline - curwin->w_topline; 2179 if (y > 0) 2180 scrollup(y, FALSE); 2181 else 2182 scrolldown(-y, FALSE); 2183 } 2184 2185 redraw_later(VALID); 2186 cursor_correct(); 2187 curwin->w_redr_status = TRUE; 2188 } 2189 2190 /* 2191 * do the horizontal scroll 2192 */ 2193 if (want_hor && curwin->w_leftcol != tgt_leftcol) 2194 { 2195 curwin->w_leftcol = tgt_leftcol; 2196 leftcol_changed(); 2197 } 2198 } 2199 } 2200 2201 /* 2202 * reset current-window 2203 */ 2204 VIsual_select = old_VIsual_select; 2205 VIsual_active = old_VIsual_active; 2206 curwin = old_curwin; 2207 curbuf = old_curbuf; 2208 } 2209 2210 /* 2211 * Command character that's ignored. 2212 * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use 2213 * xon/xoff. 2214 */ 2215 static void 2216 nv_ignore(cmdarg_T *cap) 2217 { 2218 cap->retval |= CA_COMMAND_BUSY; // don't call edit() now 2219 } 2220 2221 /* 2222 * Command character that doesn't do anything, but unlike nv_ignore() does 2223 * start edit(). Used for "startinsert" executed while starting up. 2224 */ 2225 static void 2226 nv_nop(cmdarg_T *cap UNUSED) 2227 { 2228 } 2229 2230 /* 2231 * Command character doesn't exist. 2232 */ 2233 static void 2234 nv_error(cmdarg_T *cap) 2235 { 2236 clearopbeep(cap->oap); 2237 } 2238 2239 /* 2240 * <Help> and <F1> commands. 2241 */ 2242 static void 2243 nv_help(cmdarg_T *cap) 2244 { 2245 if (!checkclearopq(cap->oap)) 2246 ex_help(NULL); 2247 } 2248 2249 /* 2250 * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor. 2251 */ 2252 static void 2253 nv_addsub(cmdarg_T *cap) 2254 { 2255 #ifdef FEAT_JOB_CHANNEL 2256 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 2257 clearopbeep(cap->oap); 2258 else 2259 #endif 2260 if (!VIsual_active && cap->oap->op_type == OP_NOP) 2261 { 2262 prep_redo_cmd(cap); 2263 cap->oap->op_type = cap->cmdchar == Ctrl_A ? OP_NR_ADD : OP_NR_SUB; 2264 op_addsub(cap->oap, cap->count1, cap->arg); 2265 cap->oap->op_type = OP_NOP; 2266 } 2267 else if (VIsual_active) 2268 nv_operator(cap); 2269 else 2270 clearop(cap->oap); 2271 } 2272 2273 /* 2274 * CTRL-F, CTRL-B, etc: Scroll page up or down. 2275 */ 2276 static void 2277 nv_page(cmdarg_T *cap) 2278 { 2279 if (!checkclearop(cap->oap)) 2280 { 2281 if (mod_mask & MOD_MASK_CTRL) 2282 { 2283 // <C-PageUp>: tab page back; <C-PageDown>: tab page forward 2284 if (cap->arg == BACKWARD) 2285 goto_tabpage(-(int)cap->count1); 2286 else 2287 goto_tabpage((int)cap->count0); 2288 } 2289 else 2290 (void)onepage(cap->arg, cap->count1); 2291 } 2292 } 2293 2294 /* 2295 * Implementation of "gd" and "gD" command. 2296 */ 2297 static void 2298 nv_gd( 2299 oparg_T *oap, 2300 int nchar, 2301 int thisblock) // 1 for "1gd" and "1gD" 2302 { 2303 int len; 2304 char_u *ptr; 2305 2306 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0 2307 || find_decl(ptr, len, nchar == 'd', thisblock, SEARCH_START) 2308 == FAIL) 2309 { 2310 clearopbeep(oap); 2311 } 2312 else 2313 { 2314 #ifdef FEAT_FOLDING 2315 if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP) 2316 foldOpenCursor(); 2317 #endif 2318 // clear any search statistics 2319 if (messaging() && !msg_silent && !shortmess(SHM_SEARCHCOUNT)) 2320 clear_cmdline = TRUE; 2321 } 2322 } 2323 2324 /* 2325 * Return TRUE if line[offset] is not inside a C-style comment or string, FALSE 2326 * otherwise. 2327 */ 2328 static int 2329 is_ident(char_u *line, int offset) 2330 { 2331 int i; 2332 int incomment = FALSE; 2333 int instring = 0; 2334 int prev = 0; 2335 2336 for (i = 0; i < offset && line[i] != NUL; i++) 2337 { 2338 if (instring != 0) 2339 { 2340 if (prev != '\\' && line[i] == instring) 2341 instring = 0; 2342 } 2343 else if ((line[i] == '"' || line[i] == '\'') && !incomment) 2344 { 2345 instring = line[i]; 2346 } 2347 else 2348 { 2349 if (incomment) 2350 { 2351 if (prev == '*' && line[i] == '/') 2352 incomment = FALSE; 2353 } 2354 else if (prev == '/' && line[i] == '*') 2355 { 2356 incomment = TRUE; 2357 } 2358 else if (prev == '/' && line[i] == '/') 2359 { 2360 return FALSE; 2361 } 2362 } 2363 2364 prev = line[i]; 2365 } 2366 2367 return incomment == FALSE && instring == 0; 2368 } 2369 2370 /* 2371 * Search for variable declaration of "ptr[len]". 2372 * When "locally" is TRUE in the current function ("gd"), otherwise in the 2373 * current file ("gD"). 2374 * When "thisblock" is TRUE check the {} block scope. 2375 * Return FAIL when not found. 2376 */ 2377 int 2378 find_decl( 2379 char_u *ptr, 2380 int len, 2381 int locally, 2382 int thisblock, 2383 int flags_arg) // flags passed to searchit() 2384 { 2385 char_u *pat; 2386 pos_T old_pos; 2387 pos_T par_pos; 2388 pos_T found_pos; 2389 int t; 2390 int save_p_ws; 2391 int save_p_scs; 2392 int retval = OK; 2393 int incll; 2394 int searchflags = flags_arg; 2395 int valid; 2396 2397 if ((pat = alloc(len + 7)) == NULL) 2398 return FAIL; 2399 2400 // Put "\V" before the pattern to avoid that the special meaning of "." 2401 // and "~" causes trouble. 2402 sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s", 2403 len, ptr); 2404 old_pos = curwin->w_cursor; 2405 save_p_ws = p_ws; 2406 save_p_scs = p_scs; 2407 p_ws = FALSE; // don't wrap around end of file now 2408 p_scs = FALSE; // don't switch ignorecase off now 2409 2410 /* 2411 * With "gD" go to line 1. 2412 * With "gd" Search back for the start of the current function, then go 2413 * back until a blank line. If this fails go to line 1. 2414 */ 2415 if (!locally || !findpar(&incll, BACKWARD, 1L, '{', FALSE)) 2416 { 2417 setpcmark(); // Set in findpar() otherwise 2418 curwin->w_cursor.lnum = 1; 2419 par_pos = curwin->w_cursor; 2420 } 2421 else 2422 { 2423 par_pos = curwin->w_cursor; 2424 while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL) 2425 --curwin->w_cursor.lnum; 2426 } 2427 curwin->w_cursor.col = 0; 2428 2429 // Search forward for the identifier, ignore comment lines. 2430 CLEAR_POS(&found_pos); 2431 for (;;) 2432 { 2433 t = searchit(curwin, curbuf, &curwin->w_cursor, NULL, FORWARD, 2434 pat, 1L, searchflags, RE_LAST, NULL); 2435 if (curwin->w_cursor.lnum >= old_pos.lnum) 2436 t = FAIL; // match after start is failure too 2437 2438 if (thisblock && t != FAIL) 2439 { 2440 pos_T *pos; 2441 2442 // Check that the block the match is in doesn't end before the 2443 // position where we started the search from. 2444 if ((pos = findmatchlimit(NULL, '}', FM_FORWARD, 2445 (int)(old_pos.lnum - curwin->w_cursor.lnum + 1))) != NULL 2446 && pos->lnum < old_pos.lnum) 2447 { 2448 // There can't be a useful match before the end of this block. 2449 // Skip to the end. 2450 curwin->w_cursor = *pos; 2451 continue; 2452 } 2453 } 2454 2455 if (t == FAIL) 2456 { 2457 // If we previously found a valid position, use it. 2458 if (found_pos.lnum != 0) 2459 { 2460 curwin->w_cursor = found_pos; 2461 t = OK; 2462 } 2463 break; 2464 } 2465 if (get_leader_len(ml_get_curline(), NULL, FALSE, TRUE) > 0) 2466 { 2467 // Ignore this line, continue at start of next line. 2468 ++curwin->w_cursor.lnum; 2469 curwin->w_cursor.col = 0; 2470 continue; 2471 } 2472 valid = is_ident(ml_get_curline(), curwin->w_cursor.col); 2473 2474 // If the current position is not a valid identifier and a previous 2475 // match is present, favor that one instead. 2476 if (!valid && found_pos.lnum != 0) 2477 { 2478 curwin->w_cursor = found_pos; 2479 break; 2480 } 2481 2482 // Global search: use first valid match found 2483 if (valid && !locally) 2484 break; 2485 if (valid && curwin->w_cursor.lnum >= par_pos.lnum) 2486 { 2487 // If we previously found a valid position, use it. 2488 if (found_pos.lnum != 0) 2489 curwin->w_cursor = found_pos; 2490 break; 2491 } 2492 2493 // For finding a local variable and the match is before the "{" or 2494 // inside a comment, continue searching. For K&R style function 2495 // declarations this skips the function header without types. 2496 if (!valid) 2497 CLEAR_POS(&found_pos); 2498 else 2499 found_pos = curwin->w_cursor; 2500 // Remove SEARCH_START from flags to avoid getting stuck at one 2501 // position. 2502 searchflags &= ~SEARCH_START; 2503 } 2504 2505 if (t == FAIL) 2506 { 2507 retval = FAIL; 2508 curwin->w_cursor = old_pos; 2509 } 2510 else 2511 { 2512 curwin->w_set_curswant = TRUE; 2513 // "n" searches forward now 2514 reset_search_dir(); 2515 } 2516 2517 vim_free(pat); 2518 p_ws = save_p_ws; 2519 p_scs = save_p_scs; 2520 2521 return retval; 2522 } 2523 2524 /* 2525 * Move 'dist' lines in direction 'dir', counting lines by *screen* 2526 * lines rather than lines in the file. 2527 * 'dist' must be positive. 2528 * 2529 * Return OK if able to move cursor, FAIL otherwise. 2530 */ 2531 static int 2532 nv_screengo(oparg_T *oap, int dir, long dist) 2533 { 2534 int linelen = linetabsize(ml_get_curline()); 2535 int retval = OK; 2536 int atend = FALSE; 2537 int n; 2538 int col_off1; // margin offset for first screen line 2539 int col_off2; // margin offset for wrapped screen line 2540 int width1; // text width for first screen line 2541 int width2; // text width for wrapped screen line 2542 2543 oap->motion_type = MCHAR; 2544 oap->inclusive = (curwin->w_curswant == MAXCOL); 2545 2546 col_off1 = curwin_col_off(); 2547 col_off2 = col_off1 - curwin_col_off2(); 2548 width1 = curwin->w_width - col_off1; 2549 width2 = curwin->w_width - col_off2; 2550 if (width2 == 0) 2551 width2 = 1; // avoid divide by zero 2552 2553 if (curwin->w_width != 0) 2554 { 2555 /* 2556 * Instead of sticking at the last character of the buffer line we 2557 * try to stick in the last column of the screen. 2558 */ 2559 if (curwin->w_curswant == MAXCOL) 2560 { 2561 atend = TRUE; 2562 validate_virtcol(); 2563 if (width1 <= 0) 2564 curwin->w_curswant = 0; 2565 else 2566 { 2567 curwin->w_curswant = width1 - 1; 2568 if (curwin->w_virtcol > curwin->w_curswant) 2569 curwin->w_curswant += ((curwin->w_virtcol 2570 - curwin->w_curswant - 1) / width2 + 1) * width2; 2571 } 2572 } 2573 else 2574 { 2575 if (linelen > width1) 2576 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2577 else 2578 n = width1; 2579 if (curwin->w_curswant >= (colnr_T)n) 2580 curwin->w_curswant = n - 1; 2581 } 2582 2583 while (dist--) 2584 { 2585 if (dir == BACKWARD) 2586 { 2587 if ((long)curwin->w_curswant >= width1 2588 #ifdef FEAT_FOLDING 2589 && !hasFolding(curwin->w_cursor.lnum, NULL, NULL) 2590 #endif 2591 ) 2592 // Move back within the line. This can give a negative value 2593 // for w_curswant if width1 < width2 (with cpoptions+=n), 2594 // which will get clipped to column 0. 2595 curwin->w_curswant -= width2; 2596 else 2597 { 2598 // to previous line 2599 #ifdef FEAT_FOLDING 2600 // Move to the start of a closed fold. Don't do that when 2601 // 'foldopen' contains "all": it will open in a moment. 2602 if (!(fdo_flags & FDO_ALL)) 2603 (void)hasFolding(curwin->w_cursor.lnum, 2604 &curwin->w_cursor.lnum, NULL); 2605 #endif 2606 if (curwin->w_cursor.lnum == 1) 2607 { 2608 retval = FAIL; 2609 break; 2610 } 2611 --curwin->w_cursor.lnum; 2612 2613 linelen = linetabsize(ml_get_curline()); 2614 if (linelen > width1) 2615 curwin->w_curswant += (((linelen - width1 - 1) / width2) 2616 + 1) * width2; 2617 } 2618 } 2619 else // dir == FORWARD 2620 { 2621 if (linelen > width1) 2622 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2623 else 2624 n = width1; 2625 if (curwin->w_curswant + width2 < (colnr_T)n 2626 #ifdef FEAT_FOLDING 2627 && !hasFolding(curwin->w_cursor.lnum, NULL, NULL) 2628 #endif 2629 ) 2630 // move forward within line 2631 curwin->w_curswant += width2; 2632 else 2633 { 2634 // to next line 2635 #ifdef FEAT_FOLDING 2636 // Move to the end of a closed fold. 2637 (void)hasFolding(curwin->w_cursor.lnum, NULL, 2638 &curwin->w_cursor.lnum); 2639 #endif 2640 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 2641 { 2642 retval = FAIL; 2643 break; 2644 } 2645 curwin->w_cursor.lnum++; 2646 curwin->w_curswant %= width2; 2647 // Check if the cursor has moved below the number display 2648 // when width1 < width2 (with cpoptions+=n). Subtract width2 2649 // to get a negative value for w_curswant, which will get 2650 // clipped to column 0. 2651 if (curwin->w_curswant >= width1) 2652 curwin->w_curswant -= width2; 2653 linelen = linetabsize(ml_get_curline()); 2654 } 2655 } 2656 } 2657 } 2658 2659 if (virtual_active() && atend) 2660 coladvance(MAXCOL); 2661 else 2662 coladvance(curwin->w_curswant); 2663 2664 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 2665 { 2666 colnr_T virtcol; 2667 int c; 2668 2669 /* 2670 * Check for landing on a character that got split at the end of the 2671 * last line. We want to advance a screenline, not end up in the same 2672 * screenline or move two screenlines. 2673 */ 2674 validate_virtcol(); 2675 virtcol = curwin->w_virtcol; 2676 #if defined(FEAT_LINEBREAK) 2677 if (virtcol > (colnr_T)width1 && *get_showbreak_value(curwin) != NUL) 2678 virtcol -= vim_strsize(get_showbreak_value(curwin)); 2679 #endif 2680 2681 c = (*mb_ptr2char)(ml_get_cursor()); 2682 if (dir == FORWARD && virtcol < curwin->w_curswant 2683 && (curwin->w_curswant <= (colnr_T)width1) 2684 && !vim_isprintc(c) && c > 255) 2685 oneright(); 2686 2687 if (virtcol > curwin->w_curswant 2688 && (curwin->w_curswant < (colnr_T)width1 2689 ? (curwin->w_curswant > (colnr_T)width1 / 2) 2690 : ((curwin->w_curswant - width1) % width2 2691 > (colnr_T)width2 / 2))) 2692 --curwin->w_cursor.col; 2693 } 2694 2695 if (atend) 2696 curwin->w_curswant = MAXCOL; // stick in the last column 2697 2698 return retval; 2699 } 2700 2701 /* 2702 * Handle CTRL-E and CTRL-Y commands: scroll a line up or down. 2703 * cap->arg must be TRUE for CTRL-E. 2704 */ 2705 void 2706 nv_scroll_line(cmdarg_T *cap) 2707 { 2708 if (!checkclearop(cap->oap)) 2709 scroll_redraw(cap->arg, cap->count1); 2710 } 2711 2712 /* 2713 * Scroll "count" lines up or down, and redraw. 2714 */ 2715 void 2716 scroll_redraw(int up, long count) 2717 { 2718 linenr_T prev_topline = curwin->w_topline; 2719 #ifdef FEAT_DIFF 2720 int prev_topfill = curwin->w_topfill; 2721 #endif 2722 linenr_T prev_lnum = curwin->w_cursor.lnum; 2723 2724 if (up) 2725 scrollup(count, TRUE); 2726 else 2727 scrolldown(count, TRUE); 2728 if (get_scrolloff_value()) 2729 { 2730 // Adjust the cursor position for 'scrolloff'. Mark w_topline as 2731 // valid, otherwise the screen jumps back at the end of the file. 2732 cursor_correct(); 2733 check_cursor_moved(curwin); 2734 curwin->w_valid |= VALID_TOPLINE; 2735 2736 // If moved back to where we were, at least move the cursor, otherwise 2737 // we get stuck at one position. Don't move the cursor up if the 2738 // first line of the buffer is already on the screen 2739 while (curwin->w_topline == prev_topline 2740 #ifdef FEAT_DIFF 2741 && curwin->w_topfill == prev_topfill 2742 #endif 2743 ) 2744 { 2745 if (up) 2746 { 2747 if (curwin->w_cursor.lnum > prev_lnum 2748 || cursor_down(1L, FALSE) == FAIL) 2749 break; 2750 } 2751 else 2752 { 2753 if (curwin->w_cursor.lnum < prev_lnum 2754 || prev_topline == 1L 2755 || cursor_up(1L, FALSE) == FAIL) 2756 break; 2757 } 2758 // Mark w_topline as valid, otherwise the screen jumps back at the 2759 // end of the file. 2760 check_cursor_moved(curwin); 2761 curwin->w_valid |= VALID_TOPLINE; 2762 } 2763 } 2764 if (curwin->w_cursor.lnum != prev_lnum) 2765 coladvance(curwin->w_curswant); 2766 redraw_later(VALID); 2767 } 2768 2769 /* 2770 * Commands that start with "z". 2771 */ 2772 static void 2773 nv_zet(cmdarg_T *cap) 2774 { 2775 long n; 2776 colnr_T col; 2777 int nchar = cap->nchar; 2778 #ifdef FEAT_FOLDING 2779 long old_fdl = curwin->w_p_fdl; 2780 int old_fen = curwin->w_p_fen; 2781 #endif 2782 #ifdef FEAT_SPELL 2783 int undo = FALSE; 2784 #endif 2785 long siso = get_sidescrolloff_value(); 2786 2787 if (VIM_ISDIGIT(nchar)) 2788 { 2789 /* 2790 * "z123{nchar}": edit the count before obtaining {nchar} 2791 */ 2792 if (checkclearop(cap->oap)) 2793 return; 2794 n = nchar - '0'; 2795 for (;;) 2796 { 2797 #ifdef USE_ON_FLY_SCROLL 2798 dont_scroll = TRUE; // disallow scrolling here 2799 #endif 2800 ++no_mapping; 2801 ++allow_keys; // no mapping for nchar, but allow key codes 2802 nchar = plain_vgetc(); 2803 LANGMAP_ADJUST(nchar, TRUE); 2804 --no_mapping; 2805 --allow_keys; 2806 #ifdef FEAT_CMDL_INFO 2807 (void)add_to_showcmd(nchar); 2808 #endif 2809 if (nchar == K_DEL || nchar == K_KDEL) 2810 n /= 10; 2811 else if (VIM_ISDIGIT(nchar)) 2812 n = n * 10 + (nchar - '0'); 2813 else if (nchar == CAR) 2814 { 2815 #ifdef FEAT_GUI 2816 need_mouse_correct = TRUE; 2817 #endif 2818 win_setheight((int)n); 2819 break; 2820 } 2821 else if (nchar == 'l' 2822 || nchar == 'h' 2823 || nchar == K_LEFT 2824 || nchar == K_RIGHT) 2825 { 2826 cap->count1 = n ? n * cap->count1 : cap->count1; 2827 goto dozet; 2828 } 2829 else 2830 { 2831 clearopbeep(cap->oap); 2832 break; 2833 } 2834 } 2835 cap->oap->op_type = OP_NOP; 2836 return; 2837 } 2838 2839 dozet: 2840 if ( 2841 #ifdef FEAT_FOLDING 2842 // "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc" 2843 // and "zC" only in Visual mode. "zj" and "zk" are motion 2844 // commands. 2845 cap->nchar != 'f' && cap->nchar != 'F' 2846 && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar)) 2847 && cap->nchar != 'j' && cap->nchar != 'k' 2848 && 2849 #endif 2850 checkclearop(cap->oap)) 2851 return; 2852 2853 /* 2854 * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb": 2855 * If line number given, set cursor. 2856 */ 2857 if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL) 2858 && cap->count0 2859 && cap->count0 != curwin->w_cursor.lnum) 2860 { 2861 setpcmark(); 2862 if (cap->count0 > curbuf->b_ml.ml_line_count) 2863 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2864 else 2865 curwin->w_cursor.lnum = cap->count0; 2866 check_cursor_col(); 2867 } 2868 2869 switch (nchar) 2870 { 2871 // "z+", "z<CR>" and "zt": put cursor at top of screen 2872 case '+': 2873 if (cap->count0 == 0) 2874 { 2875 // No count given: put cursor at the line below screen 2876 validate_botline(); // make sure w_botline is valid 2877 if (curwin->w_botline > curbuf->b_ml.ml_line_count) 2878 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2879 else 2880 curwin->w_cursor.lnum = curwin->w_botline; 2881 } 2882 // FALLTHROUGH 2883 case NL: 2884 case CAR: 2885 case K_KENTER: 2886 beginline(BL_WHITE | BL_FIX); 2887 // FALLTHROUGH 2888 2889 case 't': scroll_cursor_top(0, TRUE); 2890 redraw_later(VALID); 2891 set_fraction(curwin); 2892 break; 2893 2894 // "z." and "zz": put cursor in middle of screen 2895 case '.': beginline(BL_WHITE | BL_FIX); 2896 // FALLTHROUGH 2897 2898 case 'z': scroll_cursor_halfway(TRUE); 2899 redraw_later(VALID); 2900 set_fraction(curwin); 2901 break; 2902 2903 // "z^", "z-" and "zb": put cursor at bottom of screen 2904 case '^': // Strange Vi behavior: <count>z^ finds line at top of window 2905 // when <count> is at bottom of window, and puts that one at 2906 // bottom of window. 2907 if (cap->count0 != 0) 2908 { 2909 scroll_cursor_bot(0, TRUE); 2910 curwin->w_cursor.lnum = curwin->w_topline; 2911 } 2912 else if (curwin->w_topline == 1) 2913 curwin->w_cursor.lnum = 1; 2914 else 2915 curwin->w_cursor.lnum = curwin->w_topline - 1; 2916 // FALLTHROUGH 2917 case '-': 2918 beginline(BL_WHITE | BL_FIX); 2919 // FALLTHROUGH 2920 2921 case 'b': scroll_cursor_bot(0, TRUE); 2922 redraw_later(VALID); 2923 set_fraction(curwin); 2924 break; 2925 2926 // "zH" - scroll screen right half-page 2927 case 'H': 2928 cap->count1 *= curwin->w_width / 2; 2929 // FALLTHROUGH 2930 2931 // "zh" - scroll screen to the right 2932 case 'h': 2933 case K_LEFT: 2934 if (!curwin->w_p_wrap) 2935 { 2936 if ((colnr_T)cap->count1 > curwin->w_leftcol) 2937 curwin->w_leftcol = 0; 2938 else 2939 curwin->w_leftcol -= (colnr_T)cap->count1; 2940 leftcol_changed(); 2941 } 2942 break; 2943 2944 // "zL" - scroll screen left half-page 2945 case 'L': cap->count1 *= curwin->w_width / 2; 2946 // FALLTHROUGH 2947 2948 // "zl" - scroll screen to the left 2949 case 'l': 2950 case K_RIGHT: 2951 if (!curwin->w_p_wrap) 2952 { 2953 // scroll the window left 2954 curwin->w_leftcol += (colnr_T)cap->count1; 2955 leftcol_changed(); 2956 } 2957 break; 2958 2959 // "zs" - scroll screen, cursor at the start 2960 case 's': if (!curwin->w_p_wrap) 2961 { 2962 #ifdef FEAT_FOLDING 2963 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2964 col = 0; // like the cursor is in col 0 2965 else 2966 #endif 2967 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL); 2968 if ((long)col > siso) 2969 col -= siso; 2970 else 2971 col = 0; 2972 if (curwin->w_leftcol != col) 2973 { 2974 curwin->w_leftcol = col; 2975 redraw_later(NOT_VALID); 2976 } 2977 } 2978 break; 2979 2980 // "ze" - scroll screen, cursor at the end 2981 case 'e': if (!curwin->w_p_wrap) 2982 { 2983 #ifdef FEAT_FOLDING 2984 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2985 col = 0; // like the cursor is in col 0 2986 else 2987 #endif 2988 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col); 2989 n = curwin->w_width - curwin_col_off(); 2990 if ((long)col + siso < n) 2991 col = 0; 2992 else 2993 col = col + siso - n + 1; 2994 if (curwin->w_leftcol != col) 2995 { 2996 curwin->w_leftcol = col; 2997 redraw_later(NOT_VALID); 2998 } 2999 } 3000 break; 3001 3002 // "zp", "zP" in block mode put without addind trailing spaces 3003 case 'P': 3004 case 'p': nv_put(cap); 3005 break; 3006 // "zy" Yank without trailing spaces 3007 case 'y': nv_operator(cap); 3008 break; 3009 #ifdef FEAT_FOLDING 3010 // "zF": create fold command 3011 // "zf": create fold operator 3012 case 'F': 3013 case 'f': if (foldManualAllowed(TRUE)) 3014 { 3015 cap->nchar = 'f'; 3016 nv_operator(cap); 3017 curwin->w_p_fen = TRUE; 3018 3019 // "zF" is like "zfzf" 3020 if (nchar == 'F' && cap->oap->op_type == OP_FOLD) 3021 { 3022 nv_operator(cap); 3023 finish_op = TRUE; 3024 } 3025 } 3026 else 3027 clearopbeep(cap->oap); 3028 break; 3029 3030 // "zd": delete fold at cursor 3031 // "zD": delete fold at cursor recursively 3032 case 'd': 3033 case 'D': if (foldManualAllowed(FALSE)) 3034 { 3035 if (VIsual_active) 3036 nv_operator(cap); 3037 else 3038 deleteFold(curwin->w_cursor.lnum, 3039 curwin->w_cursor.lnum, nchar == 'D', FALSE); 3040 } 3041 break; 3042 3043 // "zE": erase all folds 3044 case 'E': if (foldmethodIsManual(curwin)) 3045 { 3046 clearFolding(curwin); 3047 changed_window_setting(); 3048 } 3049 else if (foldmethodIsMarker(curwin)) 3050 deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count, 3051 TRUE, FALSE); 3052 else 3053 emsg(_("E352: Cannot erase folds with current 'foldmethod'")); 3054 break; 3055 3056 // "zn": fold none: reset 'foldenable' 3057 case 'n': curwin->w_p_fen = FALSE; 3058 break; 3059 3060 // "zN": fold Normal: set 'foldenable' 3061 case 'N': curwin->w_p_fen = TRUE; 3062 break; 3063 3064 // "zi": invert folding: toggle 'foldenable' 3065 case 'i': curwin->w_p_fen = !curwin->w_p_fen; 3066 break; 3067 3068 // "za": open closed fold or close open fold at cursor 3069 case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 3070 openFold(curwin->w_cursor.lnum, cap->count1); 3071 else 3072 { 3073 closeFold(curwin->w_cursor.lnum, cap->count1); 3074 curwin->w_p_fen = TRUE; 3075 } 3076 break; 3077 3078 // "zA": open fold at cursor recursively 3079 case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 3080 openFoldRecurse(curwin->w_cursor.lnum); 3081 else 3082 { 3083 closeFoldRecurse(curwin->w_cursor.lnum); 3084 curwin->w_p_fen = TRUE; 3085 } 3086 break; 3087 3088 // "zo": open fold at cursor or Visual area 3089 case 'o': if (VIsual_active) 3090 nv_operator(cap); 3091 else 3092 openFold(curwin->w_cursor.lnum, cap->count1); 3093 break; 3094 3095 // "zO": open fold recursively 3096 case 'O': if (VIsual_active) 3097 nv_operator(cap); 3098 else 3099 openFoldRecurse(curwin->w_cursor.lnum); 3100 break; 3101 3102 // "zc": close fold at cursor or Visual area 3103 case 'c': if (VIsual_active) 3104 nv_operator(cap); 3105 else 3106 closeFold(curwin->w_cursor.lnum, cap->count1); 3107 curwin->w_p_fen = TRUE; 3108 break; 3109 3110 // "zC": close fold recursively 3111 case 'C': if (VIsual_active) 3112 nv_operator(cap); 3113 else 3114 closeFoldRecurse(curwin->w_cursor.lnum); 3115 curwin->w_p_fen = TRUE; 3116 break; 3117 3118 // "zv": open folds at the cursor 3119 case 'v': foldOpenCursor(); 3120 break; 3121 3122 // "zx": re-apply 'foldlevel' and open folds at the cursor 3123 case 'x': curwin->w_p_fen = TRUE; 3124 curwin->w_foldinvalid = TRUE; // recompute folds 3125 newFoldLevel(); // update right now 3126 foldOpenCursor(); 3127 break; 3128 3129 // "zX": undo manual opens/closes, re-apply 'foldlevel' 3130 case 'X': curwin->w_p_fen = TRUE; 3131 curwin->w_foldinvalid = TRUE; // recompute folds 3132 old_fdl = -1; // force an update 3133 break; 3134 3135 // "zm": fold more 3136 case 'm': if (curwin->w_p_fdl > 0) 3137 { 3138 curwin->w_p_fdl -= cap->count1; 3139 if (curwin->w_p_fdl < 0) 3140 curwin->w_p_fdl = 0; 3141 } 3142 old_fdl = -1; // force an update 3143 curwin->w_p_fen = TRUE; 3144 break; 3145 3146 // "zM": close all folds 3147 case 'M': curwin->w_p_fdl = 0; 3148 old_fdl = -1; // force an update 3149 curwin->w_p_fen = TRUE; 3150 break; 3151 3152 // "zr": reduce folding 3153 case 'r': curwin->w_p_fdl += cap->count1; 3154 { 3155 int d = getDeepestNesting(); 3156 3157 if (curwin->w_p_fdl >= d) 3158 curwin->w_p_fdl = d; 3159 } 3160 break; 3161 3162 // "zR": open all folds 3163 case 'R': curwin->w_p_fdl = getDeepestNesting(); 3164 old_fdl = -1; // force an update 3165 break; 3166 3167 case 'j': // "zj" move to next fold downwards 3168 case 'k': // "zk" move to next fold upwards 3169 if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD, 3170 cap->count1) == FAIL) 3171 clearopbeep(cap->oap); 3172 break; 3173 3174 #endif // FEAT_FOLDING 3175 3176 #ifdef FEAT_SPELL 3177 case 'u': // "zug" and "zuw": undo "zg" and "zw" 3178 ++no_mapping; 3179 ++allow_keys; // no mapping for nchar, but allow key codes 3180 nchar = plain_vgetc(); 3181 LANGMAP_ADJUST(nchar, TRUE); 3182 --no_mapping; 3183 --allow_keys; 3184 #ifdef FEAT_CMDL_INFO 3185 (void)add_to_showcmd(nchar); 3186 #endif 3187 if (vim_strchr((char_u *)"gGwW", nchar) == NULL) 3188 { 3189 clearopbeep(cap->oap); 3190 break; 3191 } 3192 undo = TRUE; 3193 // FALLTHROUGH 3194 3195 case 'g': // "zg": add good word to word list 3196 case 'w': // "zw": add wrong word to word list 3197 case 'G': // "zG": add good word to temp word list 3198 case 'W': // "zW": add wrong word to temp word list 3199 { 3200 char_u *ptr = NULL; 3201 int len; 3202 3203 if (checkclearop(cap->oap)) 3204 break; 3205 if (VIsual_active && get_visual_text(cap, &ptr, &len) 3206 == FAIL) 3207 return; 3208 if (ptr == NULL) 3209 { 3210 pos_T pos = curwin->w_cursor; 3211 3212 // Find bad word under the cursor. When 'spell' is 3213 // off this fails and find_ident_under_cursor() is 3214 // used below. 3215 emsg_off++; 3216 len = spell_move_to(curwin, FORWARD, TRUE, TRUE, NULL); 3217 emsg_off--; 3218 if (len != 0 && curwin->w_cursor.col <= pos.col) 3219 ptr = ml_get_pos(&curwin->w_cursor); 3220 curwin->w_cursor = pos; 3221 } 3222 3223 if (ptr == NULL && (len = find_ident_under_cursor(&ptr, 3224 FIND_IDENT)) == 0) 3225 return; 3226 spell_add_word(ptr, len, nchar == 'w' || nchar == 'W' 3227 ? SPELL_ADD_BAD : SPELL_ADD_GOOD, 3228 (nchar == 'G' || nchar == 'W') 3229 ? 0 : (int)cap->count1, 3230 undo); 3231 } 3232 break; 3233 3234 case '=': // "z=": suggestions for a badly spelled word 3235 if (!checkclearop(cap->oap)) 3236 spell_suggest((int)cap->count0); 3237 break; 3238 #endif 3239 3240 default: clearopbeep(cap->oap); 3241 } 3242 3243 #ifdef FEAT_FOLDING 3244 // Redraw when 'foldenable' changed 3245 if (old_fen != curwin->w_p_fen) 3246 { 3247 # ifdef FEAT_DIFF 3248 win_T *wp; 3249 3250 if (foldmethodIsDiff(curwin) && curwin->w_p_scb) 3251 { 3252 // Adjust 'foldenable' in diff-synced windows. 3253 FOR_ALL_WINDOWS(wp) 3254 { 3255 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb) 3256 { 3257 wp->w_p_fen = curwin->w_p_fen; 3258 changed_window_setting_win(wp); 3259 } 3260 } 3261 } 3262 # endif 3263 changed_window_setting(); 3264 } 3265 3266 // Redraw when 'foldlevel' changed. 3267 if (old_fdl != curwin->w_p_fdl) 3268 newFoldLevel(); 3269 #endif 3270 } 3271 3272 #ifdef FEAT_GUI 3273 /* 3274 * Vertical scrollbar movement. 3275 */ 3276 static void 3277 nv_ver_scrollbar(cmdarg_T *cap) 3278 { 3279 if (cap->oap->op_type != OP_NOP) 3280 clearopbeep(cap->oap); 3281 3282 // Even if an operator was pending, we still want to scroll 3283 gui_do_scroll(); 3284 } 3285 3286 /* 3287 * Horizontal scrollbar movement. 3288 */ 3289 static void 3290 nv_hor_scrollbar(cmdarg_T *cap) 3291 { 3292 if (cap->oap->op_type != OP_NOP) 3293 clearopbeep(cap->oap); 3294 3295 // Even if an operator was pending, we still want to scroll 3296 gui_do_horiz_scroll(scrollbar_value, FALSE); 3297 } 3298 #endif 3299 3300 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3301 /* 3302 * Click in GUI tab. 3303 */ 3304 static void 3305 nv_tabline(cmdarg_T *cap) 3306 { 3307 if (cap->oap->op_type != OP_NOP) 3308 clearopbeep(cap->oap); 3309 3310 // Even if an operator was pending, we still want to jump tabs. 3311 goto_tabpage(current_tab); 3312 } 3313 3314 /* 3315 * Selected item in tab line menu. 3316 */ 3317 static void 3318 nv_tabmenu(cmdarg_T *cap) 3319 { 3320 if (cap->oap->op_type != OP_NOP) 3321 clearopbeep(cap->oap); 3322 3323 // Even if an operator was pending, we still want to jump tabs. 3324 handle_tabmenu(); 3325 } 3326 3327 /* 3328 * Handle selecting an item of the GUI tab line menu. 3329 * Used in Normal and Insert mode. 3330 */ 3331 void 3332 handle_tabmenu(void) 3333 { 3334 switch (current_tabmenu) 3335 { 3336 case TABLINE_MENU_CLOSE: 3337 if (current_tab == 0) 3338 do_cmdline_cmd((char_u *)"tabclose"); 3339 else 3340 { 3341 vim_snprintf((char *)IObuff, IOSIZE, "tabclose %d", 3342 current_tab); 3343 do_cmdline_cmd(IObuff); 3344 } 3345 break; 3346 3347 case TABLINE_MENU_NEW: 3348 if (current_tab == 0) 3349 do_cmdline_cmd((char_u *)"$tabnew"); 3350 else 3351 { 3352 vim_snprintf((char *)IObuff, IOSIZE, "%dtabnew", 3353 current_tab - 1); 3354 do_cmdline_cmd(IObuff); 3355 } 3356 break; 3357 3358 case TABLINE_MENU_OPEN: 3359 if (current_tab == 0) 3360 do_cmdline_cmd((char_u *)"browse $tabnew"); 3361 else 3362 { 3363 vim_snprintf((char *)IObuff, IOSIZE, "browse %dtabnew", 3364 current_tab - 1); 3365 do_cmdline_cmd(IObuff); 3366 } 3367 break; 3368 } 3369 } 3370 #endif 3371 3372 /* 3373 * "Q" command. 3374 */ 3375 static void 3376 nv_exmode(cmdarg_T *cap) 3377 { 3378 /* 3379 * Ignore 'Q' in Visual mode, just give a beep. 3380 */ 3381 if (VIsual_active) 3382 vim_beep(BO_EX); 3383 else if (!checkclearop(cap->oap)) 3384 do_exmode(FALSE); 3385 } 3386 3387 /* 3388 * Handle a ":" command. 3389 */ 3390 static void 3391 nv_colon(cmdarg_T *cap) 3392 { 3393 int old_p_im; 3394 int cmd_result; 3395 int is_cmdkey = cap->cmdchar == K_COMMAND; 3396 3397 if (VIsual_active && !is_cmdkey) 3398 nv_operator(cap); 3399 else 3400 { 3401 if (cap->oap->op_type != OP_NOP) 3402 { 3403 // Using ":" as a movement is characterwise exclusive. 3404 cap->oap->motion_type = MCHAR; 3405 cap->oap->inclusive = FALSE; 3406 } 3407 else if (cap->count0 && !is_cmdkey) 3408 { 3409 // translate "count:" into ":.,.+(count - 1)" 3410 stuffcharReadbuff('.'); 3411 if (cap->count0 > 1) 3412 { 3413 stuffReadbuff((char_u *)",.+"); 3414 stuffnumReadbuff((long)cap->count0 - 1L); 3415 } 3416 } 3417 3418 // When typing, don't type below an old message 3419 if (KeyTyped) 3420 compute_cmdrow(); 3421 3422 old_p_im = p_im; 3423 3424 // get a command line and execute it 3425 cmd_result = do_cmdline(NULL, is_cmdkey ? getcmdkeycmd : getexline, NULL, 3426 cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0); 3427 3428 // If 'insertmode' changed, enter or exit Insert mode 3429 if (p_im != old_p_im) 3430 { 3431 if (p_im) 3432 restart_edit = 'i'; 3433 else 3434 restart_edit = 0; 3435 } 3436 3437 if (cmd_result == FAIL) 3438 // The Ex command failed, do not execute the operator. 3439 clearop(cap->oap); 3440 else if (cap->oap->op_type != OP_NOP 3441 && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count 3442 || cap->oap->start.col > 3443 (colnr_T)STRLEN(ml_get(cap->oap->start.lnum)) 3444 || did_emsg 3445 )) 3446 // The start of the operator has become invalid by the Ex command. 3447 clearopbeep(cap->oap); 3448 } 3449 } 3450 3451 /* 3452 * Handle CTRL-G command. 3453 */ 3454 static void 3455 nv_ctrlg(cmdarg_T *cap) 3456 { 3457 if (VIsual_active) // toggle Selection/Visual mode 3458 { 3459 VIsual_select = !VIsual_select; 3460 trigger_modechanged(); 3461 showmode(); 3462 } 3463 else if (!checkclearop(cap->oap)) 3464 // print full name if count given or :cd used 3465 fileinfo((int)cap->count0, FALSE, TRUE); 3466 } 3467 3468 /* 3469 * Handle CTRL-H <Backspace> command. 3470 */ 3471 static void 3472 nv_ctrlh(cmdarg_T *cap) 3473 { 3474 if (VIsual_active && VIsual_select) 3475 { 3476 cap->cmdchar = 'x'; // BS key behaves like 'x' in Select mode 3477 v_visop(cap); 3478 } 3479 else 3480 nv_left(cap); 3481 } 3482 3483 /* 3484 * CTRL-L: clear screen and redraw. 3485 */ 3486 static void 3487 nv_clear(cmdarg_T *cap) 3488 { 3489 if (!checkclearop(cap->oap)) 3490 { 3491 #ifdef FEAT_SYN_HL 3492 // Clear all syntax states to force resyncing. 3493 syn_stack_free_all(curwin->w_s); 3494 # ifdef FEAT_RELTIME 3495 { 3496 win_T *wp; 3497 3498 FOR_ALL_WINDOWS(wp) 3499 wp->w_s->b_syn_slow = FALSE; 3500 } 3501 # endif 3502 #endif 3503 redraw_later(CLEAR); 3504 #if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL)) 3505 # ifdef VIMDLL 3506 if (!gui.in_use) 3507 # endif 3508 resize_console_buf(); 3509 #endif 3510 } 3511 } 3512 3513 /* 3514 * CTRL-O: In Select mode: switch to Visual mode for one command. 3515 * Otherwise: Go to older pcmark. 3516 */ 3517 static void 3518 nv_ctrlo(cmdarg_T *cap) 3519 { 3520 if (VIsual_active && VIsual_select) 3521 { 3522 VIsual_select = FALSE; 3523 trigger_modechanged(); 3524 showmode(); 3525 restart_VIsual_select = 2; // restart Select mode later 3526 } 3527 else 3528 { 3529 cap->count1 = -cap->count1; 3530 nv_pcmark(cap); 3531 } 3532 } 3533 3534 /* 3535 * CTRL-^ command, short for ":e #". Works even when the alternate buffer is 3536 * not named. 3537 */ 3538 static void 3539 nv_hat(cmdarg_T *cap) 3540 { 3541 if (!checkclearopq(cap->oap)) 3542 (void)buflist_getfile((int)cap->count0, (linenr_T)0, 3543 GETF_SETMARK|GETF_ALT, FALSE); 3544 } 3545 3546 /* 3547 * "Z" commands. 3548 */ 3549 static void 3550 nv_Zet(cmdarg_T *cap) 3551 { 3552 if (!checkclearopq(cap->oap)) 3553 { 3554 switch (cap->nchar) 3555 { 3556 // "ZZ": equivalent to ":x". 3557 case 'Z': do_cmdline_cmd((char_u *)"x"); 3558 break; 3559 3560 // "ZQ": equivalent to ":q!" (Elvis compatible). 3561 case 'Q': do_cmdline_cmd((char_u *)"q!"); 3562 break; 3563 3564 default: clearopbeep(cap->oap); 3565 } 3566 } 3567 } 3568 3569 /* 3570 * Call nv_ident() as if "c1" was used, with "c2" as next character. 3571 */ 3572 void 3573 do_nv_ident(int c1, int c2) 3574 { 3575 oparg_T oa; 3576 cmdarg_T ca; 3577 3578 clear_oparg(&oa); 3579 CLEAR_FIELD(ca); 3580 ca.oap = &oa; 3581 ca.cmdchar = c1; 3582 ca.nchar = c2; 3583 nv_ident(&ca); 3584 } 3585 3586 /* 3587 * Handle the commands that use the word under the cursor. 3588 * [g] CTRL-] :ta to current identifier 3589 * [g] 'K' run program for current identifier 3590 * [g] '*' / to current identifier or string 3591 * [g] '#' ? to current identifier or string 3592 * g ']' :tselect for current identifier 3593 */ 3594 static void 3595 nv_ident(cmdarg_T *cap) 3596 { 3597 char_u *ptr = NULL; 3598 char_u *buf; 3599 unsigned buflen; 3600 char_u *newbuf; 3601 char_u *p; 3602 char_u *kp; // value of 'keywordprg' 3603 int kp_help; // 'keywordprg' is ":he" 3604 int kp_ex; // 'keywordprg' starts with ":" 3605 int n = 0; // init for GCC 3606 int cmdchar; 3607 int g_cmd; // "g" command 3608 int tag_cmd = FALSE; 3609 char_u *aux_ptr; 3610 int isman; 3611 int isman_s; 3612 3613 if (cap->cmdchar == 'g') // "g*", "g#", "g]" and "gCTRL-]" 3614 { 3615 cmdchar = cap->nchar; 3616 g_cmd = TRUE; 3617 } 3618 else 3619 { 3620 cmdchar = cap->cmdchar; 3621 g_cmd = FALSE; 3622 } 3623 3624 if (cmdchar == POUND) // the pound sign, '#' for English keyboards 3625 cmdchar = '#'; 3626 3627 /* 3628 * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode. 3629 */ 3630 if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K') 3631 { 3632 if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL) 3633 return; 3634 if (checkclearopq(cap->oap)) 3635 return; 3636 } 3637 3638 if (ptr == NULL && (n = find_ident_under_cursor(&ptr, 3639 (cmdchar == '*' || cmdchar == '#') 3640 ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0) 3641 { 3642 clearop(cap->oap); 3643 return; 3644 } 3645 3646 // Allocate buffer to put the command in. Inserting backslashes can 3647 // double the length of the word. p_kp / curbuf->b_p_kp could be added 3648 // and some numbers. 3649 kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp); 3650 kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0 3651 || STRCMP(kp, ":help") == 0); 3652 if (kp_help && *skipwhite(ptr) == NUL) 3653 { 3654 emsg(_(e_noident)); // found white space only 3655 return; 3656 } 3657 kp_ex = (*kp == ':'); 3658 buflen = (unsigned)(n * 2 + 30 + STRLEN(kp)); 3659 buf = alloc(buflen); 3660 if (buf == NULL) 3661 return; 3662 buf[0] = NUL; 3663 3664 switch (cmdchar) 3665 { 3666 case '*': 3667 case '#': 3668 /* 3669 * Put cursor at start of word, makes search skip the word 3670 * under the cursor. 3671 * Call setpcmark() first, so "*``" puts the cursor back where 3672 * it was. 3673 */ 3674 setpcmark(); 3675 curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline()); 3676 3677 if (!g_cmd && vim_iswordp(ptr)) 3678 STRCPY(buf, "\\<"); 3679 no_smartcase = TRUE; // don't use 'smartcase' now 3680 break; 3681 3682 case 'K': 3683 if (kp_help) 3684 STRCPY(buf, "he! "); 3685 else if (kp_ex) 3686 { 3687 if (cap->count0 != 0) 3688 vim_snprintf((char *)buf, buflen, "%s %ld", 3689 kp, cap->count0); 3690 else 3691 STRCPY(buf, kp); 3692 STRCAT(buf, " "); 3693 } 3694 else 3695 { 3696 // An external command will probably use an argument starting 3697 // with "-" as an option. To avoid trouble we skip the "-". 3698 while (*ptr == '-' && n > 0) 3699 { 3700 ++ptr; 3701 --n; 3702 } 3703 if (n == 0) 3704 { 3705 emsg(_(e_noident)); // found dashes only 3706 vim_free(buf); 3707 return; 3708 } 3709 3710 // When a count is given, turn it into a range. Is this 3711 // really what we want? 3712 isman = (STRCMP(kp, "man") == 0); 3713 isman_s = (STRCMP(kp, "man -s") == 0); 3714 if (cap->count0 != 0 && !(isman || isman_s)) 3715 sprintf((char *)buf, ".,.+%ld", cap->count0 - 1); 3716 3717 STRCAT(buf, "! "); 3718 if (cap->count0 == 0 && isman_s) 3719 STRCAT(buf, "man"); 3720 else 3721 STRCAT(buf, kp); 3722 STRCAT(buf, " "); 3723 if (cap->count0 != 0 && (isman || isman_s)) 3724 { 3725 sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0); 3726 STRCAT(buf, " "); 3727 } 3728 } 3729 break; 3730 3731 case ']': 3732 tag_cmd = TRUE; 3733 #ifdef FEAT_CSCOPE 3734 if (p_cst) 3735 STRCPY(buf, "cstag "); 3736 else 3737 #endif 3738 STRCPY(buf, "ts "); 3739 break; 3740 3741 default: 3742 tag_cmd = TRUE; 3743 if (curbuf->b_help) 3744 STRCPY(buf, "he! "); 3745 else 3746 { 3747 if (g_cmd) 3748 STRCPY(buf, "tj "); 3749 else if (cap->count0 == 0) 3750 STRCPY(buf, "ta "); 3751 else 3752 sprintf((char *)buf, ":%ldta ", cap->count0); 3753 } 3754 } 3755 3756 /* 3757 * Now grab the chars in the identifier 3758 */ 3759 if (cmdchar == 'K' && !kp_help) 3760 { 3761 ptr = vim_strnsave(ptr, n); 3762 if (kp_ex) 3763 // Escape the argument properly for an Ex command 3764 p = vim_strsave_fnameescape(ptr, VSE_NONE); 3765 else 3766 // Escape the argument properly for a shell command 3767 p = vim_strsave_shellescape(ptr, TRUE, TRUE); 3768 vim_free(ptr); 3769 if (p == NULL) 3770 { 3771 vim_free(buf); 3772 return; 3773 } 3774 newbuf = vim_realloc(buf, STRLEN(buf) + STRLEN(p) + 1); 3775 if (newbuf == NULL) 3776 { 3777 vim_free(buf); 3778 vim_free(p); 3779 return; 3780 } 3781 buf = newbuf; 3782 STRCAT(buf, p); 3783 vim_free(p); 3784 } 3785 else 3786 { 3787 if (cmdchar == '*') 3788 aux_ptr = (char_u *)(magic_isset() ? "/.*~[^$\\" : "/^$\\"); 3789 else if (cmdchar == '#') 3790 aux_ptr = (char_u *)(magic_isset() ? "/?.*~[^$\\" : "/?^$\\"); 3791 else if (tag_cmd) 3792 { 3793 if (curbuf->b_help) 3794 // ":help" handles unescaped argument 3795 aux_ptr = (char_u *)""; 3796 else 3797 aux_ptr = (char_u *)"\\|\"\n["; 3798 } 3799 else 3800 aux_ptr = (char_u *)"\\|\"\n*?["; 3801 3802 p = buf + STRLEN(buf); 3803 while (n-- > 0) 3804 { 3805 // put a backslash before \ and some others 3806 if (vim_strchr(aux_ptr, *ptr) != NULL) 3807 *p++ = '\\'; 3808 // When current byte is a part of multibyte character, copy all 3809 // bytes of that character. 3810 if (has_mbyte) 3811 { 3812 int i; 3813 int len = (*mb_ptr2len)(ptr) - 1; 3814 3815 for (i = 0; i < len && n >= 1; ++i, --n) 3816 *p++ = *ptr++; 3817 } 3818 *p++ = *ptr++; 3819 } 3820 *p = NUL; 3821 } 3822 3823 /* 3824 * Execute the command. 3825 */ 3826 if (cmdchar == '*' || cmdchar == '#') 3827 { 3828 if (!g_cmd && (has_mbyte 3829 ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) 3830 : vim_iswordc(ptr[-1]))) 3831 STRCAT(buf, "\\>"); 3832 3833 // put pattern in search history 3834 init_history(); 3835 add_to_history(HIST_SEARCH, buf, TRUE, NUL); 3836 3837 (void)normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0, NULL); 3838 } 3839 else 3840 { 3841 g_tag_at_cursor = TRUE; 3842 do_cmdline_cmd(buf); 3843 g_tag_at_cursor = FALSE; 3844 } 3845 3846 vim_free(buf); 3847 } 3848 3849 /* 3850 * Get visually selected text, within one line only. 3851 * Returns FAIL if more than one line selected. 3852 */ 3853 int 3854 get_visual_text( 3855 cmdarg_T *cap, 3856 char_u **pp, // return: start of selected text 3857 int *lenp) // return: length of selected text 3858 { 3859 if (VIsual_mode != 'V') 3860 unadjust_for_sel(); 3861 if (VIsual.lnum != curwin->w_cursor.lnum) 3862 { 3863 if (cap != NULL) 3864 clearopbeep(cap->oap); 3865 return FAIL; 3866 } 3867 if (VIsual_mode == 'V') 3868 { 3869 *pp = ml_get_curline(); 3870 *lenp = (int)STRLEN(*pp); 3871 } 3872 else 3873 { 3874 if (LT_POS(curwin->w_cursor, VIsual)) 3875 { 3876 *pp = ml_get_pos(&curwin->w_cursor); 3877 *lenp = VIsual.col - curwin->w_cursor.col + 1; 3878 } 3879 else 3880 { 3881 *pp = ml_get_pos(&VIsual); 3882 *lenp = curwin->w_cursor.col - VIsual.col + 1; 3883 } 3884 if (**pp == NUL) 3885 *lenp = 0; 3886 if (has_mbyte && *lenp > 0) 3887 // Correct the length to include all bytes of the last character. 3888 *lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1; 3889 } 3890 reset_VIsual_and_resel(); 3891 return OK; 3892 } 3893 3894 /* 3895 * CTRL-T: backwards in tag stack 3896 */ 3897 static void 3898 nv_tagpop(cmdarg_T *cap) 3899 { 3900 if (!checkclearopq(cap->oap)) 3901 do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE); 3902 } 3903 3904 /* 3905 * Handle scrolling command 'H', 'L' and 'M'. 3906 */ 3907 static void 3908 nv_scroll(cmdarg_T *cap) 3909 { 3910 int used = 0; 3911 long n; 3912 #ifdef FEAT_FOLDING 3913 linenr_T lnum; 3914 #endif 3915 int half; 3916 3917 cap->oap->motion_type = MLINE; 3918 setpcmark(); 3919 3920 if (cap->cmdchar == 'L') 3921 { 3922 validate_botline(); // make sure curwin->w_botline is valid 3923 curwin->w_cursor.lnum = curwin->w_botline - 1; 3924 if (cap->count1 - 1 >= curwin->w_cursor.lnum) 3925 curwin->w_cursor.lnum = 1; 3926 else 3927 { 3928 #ifdef FEAT_FOLDING 3929 if (hasAnyFolding(curwin)) 3930 { 3931 // Count a fold for one screen line. 3932 for (n = cap->count1 - 1; n > 0 3933 && curwin->w_cursor.lnum > curwin->w_topline; --n) 3934 { 3935 (void)hasFolding(curwin->w_cursor.lnum, 3936 &curwin->w_cursor.lnum, NULL); 3937 --curwin->w_cursor.lnum; 3938 } 3939 } 3940 else 3941 #endif 3942 curwin->w_cursor.lnum -= cap->count1 - 1; 3943 } 3944 } 3945 else 3946 { 3947 if (cap->cmdchar == 'M') 3948 { 3949 #ifdef FEAT_DIFF 3950 // Don't count filler lines above the window. 3951 used -= diff_check_fill(curwin, curwin->w_topline) 3952 - curwin->w_topfill; 3953 #endif 3954 validate_botline(); // make sure w_empty_rows is valid 3955 half = (curwin->w_height - curwin->w_empty_rows + 1) / 2; 3956 for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n) 3957 { 3958 #ifdef FEAT_DIFF 3959 // Count half he number of filler lines to be "below this 3960 // line" and half to be "above the next line". 3961 if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline 3962 + n) / 2 >= half) 3963 { 3964 --n; 3965 break; 3966 } 3967 #endif 3968 used += plines(curwin->w_topline + n); 3969 if (used >= half) 3970 break; 3971 #ifdef FEAT_FOLDING 3972 if (hasFolding(curwin->w_topline + n, NULL, &lnum)) 3973 n = lnum - curwin->w_topline; 3974 #endif 3975 } 3976 if (n > 0 && used > curwin->w_height) 3977 --n; 3978 } 3979 else // (cap->cmdchar == 'H') 3980 { 3981 n = cap->count1 - 1; 3982 #ifdef FEAT_FOLDING 3983 if (hasAnyFolding(curwin)) 3984 { 3985 // Count a fold for one screen line. 3986 lnum = curwin->w_topline; 3987 while (n-- > 0 && lnum < curwin->w_botline - 1) 3988 { 3989 (void)hasFolding(lnum, NULL, &lnum); 3990 ++lnum; 3991 } 3992 n = lnum - curwin->w_topline; 3993 } 3994 #endif 3995 } 3996 curwin->w_cursor.lnum = curwin->w_topline + n; 3997 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 3998 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 3999 } 4000 4001 // Correct for 'so', except when an operator is pending. 4002 if (cap->oap->op_type == OP_NOP) 4003 cursor_correct(); 4004 beginline(BL_SOL | BL_FIX); 4005 } 4006 4007 /* 4008 * Cursor right commands. 4009 */ 4010 static void 4011 nv_right(cmdarg_T *cap) 4012 { 4013 long n; 4014 int past_line; 4015 4016 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 4017 { 4018 // <C-Right> and <S-Right> move a word or WORD right 4019 if (mod_mask & MOD_MASK_CTRL) 4020 cap->arg = TRUE; 4021 nv_wordcmd(cap); 4022 return; 4023 } 4024 4025 cap->oap->motion_type = MCHAR; 4026 cap->oap->inclusive = FALSE; 4027 past_line = (VIsual_active && *p_sel != 'o'); 4028 4029 /* 4030 * In virtual edit mode, there's no such thing as "past_line", as lines 4031 * are (theoretically) infinitely long. 4032 */ 4033 if (virtual_active()) 4034 past_line = 0; 4035 4036 for (n = cap->count1; n > 0; --n) 4037 { 4038 if ((!past_line && oneright() == FAIL) 4039 || (past_line && *ml_get_cursor() == NUL) 4040 ) 4041 { 4042 /* 4043 * <Space> wraps to next line if 'whichwrap' has 's'. 4044 * 'l' wraps to next line if 'whichwrap' has 'l'. 4045 * CURS_RIGHT wraps to next line if 'whichwrap' has '>'. 4046 */ 4047 if ( ((cap->cmdchar == ' ' 4048 && vim_strchr(p_ww, 's') != NULL) 4049 || (cap->cmdchar == 'l' 4050 && vim_strchr(p_ww, 'l') != NULL) 4051 || (cap->cmdchar == K_RIGHT 4052 && vim_strchr(p_ww, '>') != NULL)) 4053 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 4054 { 4055 // When deleting we also count the NL as a character. 4056 // Set cap->oap->inclusive when last char in the line is 4057 // included, move to next line after that 4058 if ( cap->oap->op_type != OP_NOP 4059 && !cap->oap->inclusive 4060 && !LINEEMPTY(curwin->w_cursor.lnum)) 4061 cap->oap->inclusive = TRUE; 4062 else 4063 { 4064 ++curwin->w_cursor.lnum; 4065 curwin->w_cursor.col = 0; 4066 curwin->w_cursor.coladd = 0; 4067 curwin->w_set_curswant = TRUE; 4068 cap->oap->inclusive = FALSE; 4069 } 4070 continue; 4071 } 4072 if (cap->oap->op_type == OP_NOP) 4073 { 4074 // Only beep and flush if not moved at all 4075 if (n == cap->count1) 4076 beep_flush(); 4077 } 4078 else 4079 { 4080 if (!LINEEMPTY(curwin->w_cursor.lnum)) 4081 cap->oap->inclusive = TRUE; 4082 } 4083 break; 4084 } 4085 else if (past_line) 4086 { 4087 curwin->w_set_curswant = TRUE; 4088 if (virtual_active()) 4089 oneright(); 4090 else 4091 { 4092 if (has_mbyte) 4093 curwin->w_cursor.col += (*mb_ptr2len)(ml_get_cursor()); 4094 else 4095 ++curwin->w_cursor.col; 4096 } 4097 } 4098 } 4099 #ifdef FEAT_FOLDING 4100 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4101 && cap->oap->op_type == OP_NOP) 4102 foldOpenCursor(); 4103 #endif 4104 } 4105 4106 /* 4107 * Cursor left commands. 4108 * 4109 * Returns TRUE when operator end should not be adjusted. 4110 */ 4111 static void 4112 nv_left(cmdarg_T *cap) 4113 { 4114 long n; 4115 4116 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 4117 { 4118 // <C-Left> and <S-Left> move a word or WORD left 4119 if (mod_mask & MOD_MASK_CTRL) 4120 cap->arg = 1; 4121 nv_bck_word(cap); 4122 return; 4123 } 4124 4125 cap->oap->motion_type = MCHAR; 4126 cap->oap->inclusive = FALSE; 4127 for (n = cap->count1; n > 0; --n) 4128 { 4129 if (oneleft() == FAIL) 4130 { 4131 // <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'. 4132 // 'h' wraps to previous line if 'whichwrap' has 'h'. 4133 // CURS_LEFT wraps to previous line if 'whichwrap' has '<'. 4134 if ( (((cap->cmdchar == K_BS 4135 || cap->cmdchar == Ctrl_H) 4136 && vim_strchr(p_ww, 'b') != NULL) 4137 || (cap->cmdchar == 'h' 4138 && vim_strchr(p_ww, 'h') != NULL) 4139 || (cap->cmdchar == K_LEFT 4140 && vim_strchr(p_ww, '<') != NULL)) 4141 && curwin->w_cursor.lnum > 1) 4142 { 4143 --(curwin->w_cursor.lnum); 4144 coladvance((colnr_T)MAXCOL); 4145 curwin->w_set_curswant = TRUE; 4146 4147 // When the NL before the first char has to be deleted we 4148 // put the cursor on the NUL after the previous line. 4149 // This is a very special case, be careful! 4150 // Don't adjust op_end now, otherwise it won't work. 4151 if ( (cap->oap->op_type == OP_DELETE 4152 || cap->oap->op_type == OP_CHANGE) 4153 && !LINEEMPTY(curwin->w_cursor.lnum)) 4154 { 4155 char_u *cp = ml_get_cursor(); 4156 4157 if (*cp != NUL) 4158 { 4159 if (has_mbyte) 4160 curwin->w_cursor.col += (*mb_ptr2len)(cp); 4161 else 4162 ++curwin->w_cursor.col; 4163 } 4164 cap->retval |= CA_NO_ADJ_OP_END; 4165 } 4166 continue; 4167 } 4168 // Only beep and flush if not moved at all 4169 else if (cap->oap->op_type == OP_NOP && n == cap->count1) 4170 beep_flush(); 4171 break; 4172 } 4173 } 4174 #ifdef FEAT_FOLDING 4175 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4176 && cap->oap->op_type == OP_NOP) 4177 foldOpenCursor(); 4178 #endif 4179 } 4180 4181 /* 4182 * Cursor up commands. 4183 * cap->arg is TRUE for "-": Move cursor to first non-blank. 4184 */ 4185 static void 4186 nv_up(cmdarg_T *cap) 4187 { 4188 if (mod_mask & MOD_MASK_SHIFT) 4189 { 4190 // <S-Up> is page up 4191 cap->arg = BACKWARD; 4192 nv_page(cap); 4193 } 4194 else 4195 { 4196 cap->oap->motion_type = MLINE; 4197 if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4198 clearopbeep(cap->oap); 4199 else if (cap->arg) 4200 beginline(BL_WHITE | BL_FIX); 4201 } 4202 } 4203 4204 /* 4205 * Cursor down commands. 4206 * cap->arg is TRUE for CR and "+": Move cursor to first non-blank. 4207 */ 4208 static void 4209 nv_down(cmdarg_T *cap) 4210 { 4211 if (mod_mask & MOD_MASK_SHIFT) 4212 { 4213 // <S-Down> is page down 4214 cap->arg = FORWARD; 4215 nv_page(cap); 4216 } 4217 #if defined(FEAT_QUICKFIX) 4218 // Quickfix window only: view the result under the cursor. 4219 else if (bt_quickfix(curbuf) && cap->cmdchar == CAR) 4220 qf_view_result(FALSE); 4221 #endif 4222 else 4223 { 4224 #ifdef FEAT_CMDWIN 4225 // In the cmdline window a <CR> executes the command. 4226 if (cmdwin_type != 0 && cap->cmdchar == CAR) 4227 cmdwin_result = CAR; 4228 else 4229 #endif 4230 #ifdef FEAT_JOB_CHANNEL 4231 // In a prompt buffer a <CR> in the last line invokes the callback. 4232 if (bt_prompt(curbuf) && cap->cmdchar == CAR 4233 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 4234 { 4235 invoke_prompt_callback(); 4236 if (restart_edit == 0) 4237 restart_edit = 'a'; 4238 } 4239 else 4240 #endif 4241 { 4242 cap->oap->motion_type = MLINE; 4243 if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4244 clearopbeep(cap->oap); 4245 else if (cap->arg) 4246 beginline(BL_WHITE | BL_FIX); 4247 } 4248 } 4249 } 4250 4251 #ifdef FEAT_SEARCHPATH 4252 /* 4253 * Grab the file name under the cursor and edit it. 4254 */ 4255 static void 4256 nv_gotofile(cmdarg_T *cap) 4257 { 4258 char_u *ptr; 4259 linenr_T lnum = -1; 4260 4261 if (text_locked()) 4262 { 4263 clearopbeep(cap->oap); 4264 text_locked_msg(); 4265 return; 4266 } 4267 if (curbuf_locked()) 4268 { 4269 clearop(cap->oap); 4270 return; 4271 } 4272 #ifdef FEAT_PROP_POPUP 4273 if (ERROR_IF_TERM_POPUP_WINDOW) 4274 return; 4275 #endif 4276 4277 ptr = grab_file_name(cap->count1, &lnum); 4278 4279 if (ptr != NULL) 4280 { 4281 // do autowrite if necessary 4282 if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !buf_hide(curbuf)) 4283 (void)autowrite(curbuf, FALSE); 4284 setpcmark(); 4285 if (do_ecmd(0, ptr, NULL, NULL, ECMD_LAST, 4286 buf_hide(curbuf) ? ECMD_HIDE : 0, curwin) == OK 4287 && cap->nchar == 'F' && lnum >= 0) 4288 { 4289 curwin->w_cursor.lnum = lnum; 4290 check_cursor_lnum(); 4291 beginline(BL_SOL | BL_FIX); 4292 } 4293 vim_free(ptr); 4294 } 4295 else 4296 clearop(cap->oap); 4297 } 4298 #endif 4299 4300 /* 4301 * <End> command: to end of current line or last line. 4302 */ 4303 static void 4304 nv_end(cmdarg_T *cap) 4305 { 4306 if (cap->arg || (mod_mask & MOD_MASK_CTRL)) // CTRL-END = goto last line 4307 { 4308 cap->arg = TRUE; 4309 nv_goto(cap); 4310 cap->count1 = 1; // to end of current line 4311 } 4312 nv_dollar(cap); 4313 } 4314 4315 /* 4316 * Handle the "$" command. 4317 */ 4318 static void 4319 nv_dollar(cmdarg_T *cap) 4320 { 4321 cap->oap->motion_type = MCHAR; 4322 cap->oap->inclusive = TRUE; 4323 // In virtual mode when off the edge of a line and an operator 4324 // is pending (whew!) keep the cursor where it is. 4325 // Otherwise, send it to the end of the line. 4326 if (!virtual_active() || gchar_cursor() != NUL 4327 || cap->oap->op_type == OP_NOP) 4328 curwin->w_curswant = MAXCOL; // so we stay at the end 4329 if (cursor_down((long)(cap->count1 - 1), 4330 cap->oap->op_type == OP_NOP) == FAIL) 4331 clearopbeep(cap->oap); 4332 #ifdef FEAT_FOLDING 4333 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4334 foldOpenCursor(); 4335 #endif 4336 } 4337 4338 /* 4339 * Implementation of '?' and '/' commands. 4340 * If cap->arg is TRUE don't set PC mark. 4341 */ 4342 static void 4343 nv_search(cmdarg_T *cap) 4344 { 4345 oparg_T *oap = cap->oap; 4346 pos_T save_cursor = curwin->w_cursor; 4347 4348 if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13) 4349 { 4350 // Translate "g??" to "g?g?" 4351 cap->cmdchar = 'g'; 4352 cap->nchar = '?'; 4353 nv_operator(cap); 4354 return; 4355 } 4356 4357 // When using 'incsearch' the cursor may be moved to set a different search 4358 // start position. 4359 cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0, TRUE); 4360 4361 if (cap->searchbuf == NULL) 4362 { 4363 clearop(oap); 4364 return; 4365 } 4366 4367 (void)normal_search(cap, cap->cmdchar, cap->searchbuf, 4368 (cap->arg || !EQUAL_POS(save_cursor, curwin->w_cursor)) 4369 ? 0 : SEARCH_MARK, NULL); 4370 } 4371 4372 /* 4373 * Handle "N" and "n" commands. 4374 * cap->arg is SEARCH_REV for "N", 0 for "n". 4375 */ 4376 static void 4377 nv_next(cmdarg_T *cap) 4378 { 4379 pos_T old = curwin->w_cursor; 4380 int wrapped = FALSE; 4381 int i = normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, &wrapped); 4382 4383 if (i == 1 && !wrapped && EQUAL_POS(old, curwin->w_cursor)) 4384 { 4385 // Avoid getting stuck on the current cursor position, which can 4386 // happen when an offset is given and the cursor is on the last char 4387 // in the buffer: Repeat with count + 1. 4388 cap->count1 += 1; 4389 (void)normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, NULL); 4390 cap->count1 -= 1; 4391 } 4392 } 4393 4394 /* 4395 * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat). 4396 * Uses only cap->count1 and cap->oap from "cap". 4397 * Return 0 for failure, 1 for found, 2 for found and line offset added. 4398 */ 4399 static int 4400 normal_search( 4401 cmdarg_T *cap, 4402 int dir, 4403 char_u *pat, 4404 int opt, // extra flags for do_search() 4405 int *wrapped) 4406 { 4407 int i; 4408 searchit_arg_T sia; 4409 4410 cap->oap->motion_type = MCHAR; 4411 cap->oap->inclusive = FALSE; 4412 cap->oap->use_reg_one = TRUE; 4413 curwin->w_set_curswant = TRUE; 4414 4415 CLEAR_FIELD(sia); 4416 i = do_search(cap->oap, dir, dir, pat, cap->count1, 4417 opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG, &sia); 4418 if (wrapped != NULL) 4419 *wrapped = sia.sa_wrapped; 4420 if (i == 0) 4421 clearop(cap->oap); 4422 else 4423 { 4424 if (i == 2) 4425 cap->oap->motion_type = MLINE; 4426 curwin->w_cursor.coladd = 0; 4427 #ifdef FEAT_FOLDING 4428 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4429 foldOpenCursor(); 4430 #endif 4431 } 4432 4433 // "/$" will put the cursor after the end of the line, may need to 4434 // correct that here 4435 check_cursor(); 4436 return i; 4437 } 4438 4439 /* 4440 * Character search commands. 4441 * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for 4442 * ',' and FALSE for ';'. 4443 * cap->nchar is NUL for ',' and ';' (repeat the search) 4444 */ 4445 static void 4446 nv_csearch(cmdarg_T *cap) 4447 { 4448 int t_cmd; 4449 4450 if (cap->cmdchar == 't' || cap->cmdchar == 'T') 4451 t_cmd = TRUE; 4452 else 4453 t_cmd = FALSE; 4454 4455 cap->oap->motion_type = MCHAR; 4456 if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL) 4457 clearopbeep(cap->oap); 4458 else 4459 { 4460 curwin->w_set_curswant = TRUE; 4461 // Include a Tab for "tx" and for "dfx". 4462 if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD 4463 && (t_cmd || cap->oap->op_type != OP_NOP)) 4464 { 4465 colnr_T scol, ecol; 4466 4467 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol); 4468 curwin->w_cursor.coladd = ecol - scol; 4469 } 4470 else 4471 curwin->w_cursor.coladd = 0; 4472 adjust_for_sel(cap); 4473 #ifdef FEAT_FOLDING 4474 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4475 foldOpenCursor(); 4476 #endif 4477 } 4478 } 4479 4480 /* 4481 * "[" and "]" commands. 4482 * cap->arg is BACKWARD for "[" and FORWARD for "]". 4483 */ 4484 static void 4485 nv_brackets(cmdarg_T *cap) 4486 { 4487 pos_T new_pos = {0, 0, 0}; 4488 pos_T prev_pos; 4489 pos_T *pos = NULL; // init for GCC 4490 pos_T old_pos; // cursor position before command 4491 int flag; 4492 long n; 4493 int findc; 4494 int c; 4495 4496 cap->oap->motion_type = MCHAR; 4497 cap->oap->inclusive = FALSE; 4498 old_pos = curwin->w_cursor; 4499 curwin->w_cursor.coladd = 0; // TODO: don't do this for an error. 4500 4501 #ifdef FEAT_SEARCHPATH 4502 /* 4503 * "[f" or "]f" : Edit file under the cursor (same as "gf") 4504 */ 4505 if (cap->nchar == 'f') 4506 nv_gotofile(cap); 4507 else 4508 #endif 4509 4510 #ifdef FEAT_FIND_ID 4511 /* 4512 * Find the occurrence(s) of the identifier or define under cursor 4513 * in current and included files or jump to the first occurrence. 4514 * 4515 * search list jump 4516 * fwd bwd fwd bwd fwd bwd 4517 * identifier "]i" "[i" "]I" "[I" "]^I" "[^I" 4518 * define "]d" "[d" "]D" "[D" "]^D" "[^D" 4519 */ 4520 if (vim_strchr((char_u *) 4521 # ifdef EBCDIC 4522 "iI\005dD\067", 4523 # else 4524 "iI\011dD\004", 4525 # endif 4526 cap->nchar) != NULL) 4527 { 4528 char_u *ptr; 4529 int len; 4530 4531 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) 4532 clearop(cap->oap); 4533 else 4534 { 4535 find_pattern_in_path(ptr, 0, len, TRUE, 4536 cap->count0 == 0 ? !isupper(cap->nchar) : FALSE, 4537 ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY, 4538 cap->count1, 4539 isupper(cap->nchar) ? ACTION_SHOW_ALL : 4540 islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO, 4541 cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1, 4542 (linenr_T)MAXLNUM); 4543 curwin->w_set_curswant = TRUE; 4544 } 4545 } 4546 else 4547 #endif 4548 4549 /* 4550 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')' 4551 * "[#", "]#": go to start/end of Nth innermost #if..#endif construct. 4552 * "[/", "[*", "]/", "]*": go to Nth comment start/end. 4553 * "[m" or "]m" search for prev/next start of (Java) method. 4554 * "[M" or "]M" search for prev/next end of (Java) method. 4555 */ 4556 if ( (cap->cmdchar == '[' 4557 && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL) 4558 || (cap->cmdchar == ']' 4559 && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL)) 4560 { 4561 if (cap->nchar == '*') 4562 cap->nchar = '/'; 4563 prev_pos.lnum = 0; 4564 if (cap->nchar == 'm' || cap->nchar == 'M') 4565 { 4566 if (cap->cmdchar == '[') 4567 findc = '{'; 4568 else 4569 findc = '}'; 4570 n = 9999; 4571 } 4572 else 4573 { 4574 findc = cap->nchar; 4575 n = cap->count1; 4576 } 4577 for ( ; n > 0; --n) 4578 { 4579 if ((pos = findmatchlimit(cap->oap, findc, 4580 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL) 4581 { 4582 if (new_pos.lnum == 0) // nothing found 4583 { 4584 if (cap->nchar != 'm' && cap->nchar != 'M') 4585 clearopbeep(cap->oap); 4586 } 4587 else 4588 pos = &new_pos; // use last one found 4589 break; 4590 } 4591 prev_pos = new_pos; 4592 curwin->w_cursor = *pos; 4593 new_pos = *pos; 4594 } 4595 curwin->w_cursor = old_pos; 4596 4597 /* 4598 * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only 4599 * brought us to the match for "[m" and "]M" when inside a method. 4600 * Try finding the '{' or '}' we want to be at. 4601 * Also repeat for the given count. 4602 */ 4603 if (cap->nchar == 'm' || cap->nchar == 'M') 4604 { 4605 // norm is TRUE for "]M" and "[m" 4606 int norm = ((findc == '{') == (cap->nchar == 'm')); 4607 4608 n = cap->count1; 4609 // found a match: we were inside a method 4610 if (prev_pos.lnum != 0) 4611 { 4612 pos = &prev_pos; 4613 curwin->w_cursor = prev_pos; 4614 if (norm) 4615 --n; 4616 } 4617 else 4618 pos = NULL; 4619 while (n > 0) 4620 { 4621 for (;;) 4622 { 4623 if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0) 4624 { 4625 // if not found anything, that's an error 4626 if (pos == NULL) 4627 clearopbeep(cap->oap); 4628 n = 0; 4629 break; 4630 } 4631 c = gchar_cursor(); 4632 if (c == '{' || c == '}') 4633 { 4634 // Must have found end/start of class: use it. 4635 // Or found the place to be at. 4636 if ((c == findc && norm) || (n == 1 && !norm)) 4637 { 4638 new_pos = curwin->w_cursor; 4639 pos = &new_pos; 4640 n = 0; 4641 } 4642 // if no match found at all, we started outside of the 4643 // class and we're inside now. Just go on. 4644 else if (new_pos.lnum == 0) 4645 { 4646 new_pos = curwin->w_cursor; 4647 pos = &new_pos; 4648 } 4649 // found start/end of other method: go to match 4650 else if ((pos = findmatchlimit(cap->oap, findc, 4651 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 4652 0)) == NULL) 4653 n = 0; 4654 else 4655 curwin->w_cursor = *pos; 4656 break; 4657 } 4658 } 4659 --n; 4660 } 4661 curwin->w_cursor = old_pos; 4662 if (pos == NULL && new_pos.lnum != 0) 4663 clearopbeep(cap->oap); 4664 } 4665 if (pos != NULL) 4666 { 4667 setpcmark(); 4668 curwin->w_cursor = *pos; 4669 curwin->w_set_curswant = TRUE; 4670 #ifdef FEAT_FOLDING 4671 if ((fdo_flags & FDO_BLOCK) && KeyTyped 4672 && cap->oap->op_type == OP_NOP) 4673 foldOpenCursor(); 4674 #endif 4675 } 4676 } 4677 4678 /* 4679 * "[[", "[]", "]]" and "][": move to start or end of function 4680 */ 4681 else if (cap->nchar == '[' || cap->nchar == ']') 4682 { 4683 if (cap->nchar == cap->cmdchar) // "]]" or "[[" 4684 flag = '{'; 4685 else 4686 flag = '}'; // "][" or "[]" 4687 4688 curwin->w_set_curswant = TRUE; 4689 /* 4690 * Imitate strange Vi behaviour: When using "]]" with an operator 4691 * we also stop at '}'. 4692 */ 4693 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, flag, 4694 (cap->oap->op_type != OP_NOP 4695 && cap->arg == FORWARD && flag == '{'))) 4696 clearopbeep(cap->oap); 4697 else 4698 { 4699 if (cap->oap->op_type == OP_NOP) 4700 beginline(BL_WHITE | BL_FIX); 4701 #ifdef FEAT_FOLDING 4702 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4703 foldOpenCursor(); 4704 #endif 4705 } 4706 } 4707 4708 /* 4709 * "[p", "[P", "]P" and "]p": put with indent adjustment 4710 */ 4711 else if (cap->nchar == 'p' || cap->nchar == 'P') 4712 { 4713 nv_put_opt(cap, TRUE); 4714 } 4715 4716 /* 4717 * "['", "[`", "]'" and "]`": jump to next mark 4718 */ 4719 else if (cap->nchar == '\'' || cap->nchar == '`') 4720 { 4721 pos = &curwin->w_cursor; 4722 for (n = cap->count1; n > 0; --n) 4723 { 4724 prev_pos = *pos; 4725 pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD, 4726 cap->nchar == '\''); 4727 if (pos == NULL) 4728 break; 4729 } 4730 if (pos == NULL) 4731 pos = &prev_pos; 4732 nv_cursormark(cap, cap->nchar == '\'', pos); 4733 } 4734 4735 /* 4736 * [ or ] followed by a middle mouse click: put selected text with 4737 * indent adjustment. Any other button just does as usual. 4738 */ 4739 else if (cap->nchar >= K_RIGHTRELEASE && cap->nchar <= K_LEFTMOUSE) 4740 { 4741 (void)do_mouse(cap->oap, cap->nchar, 4742 (cap->cmdchar == ']') ? FORWARD : BACKWARD, 4743 cap->count1, PUT_FIXINDENT); 4744 } 4745 4746 #ifdef FEAT_FOLDING 4747 /* 4748 * "[z" and "]z": move to start or end of open fold. 4749 */ 4750 else if (cap->nchar == 'z') 4751 { 4752 if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4753 cap->count1) == FAIL) 4754 clearopbeep(cap->oap); 4755 } 4756 #endif 4757 4758 #ifdef FEAT_DIFF 4759 /* 4760 * "[c" and "]c": move to next or previous diff-change. 4761 */ 4762 else if (cap->nchar == 'c') 4763 { 4764 if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD, 4765 cap->count1) == FAIL) 4766 clearopbeep(cap->oap); 4767 } 4768 #endif 4769 4770 #ifdef FEAT_SPELL 4771 /* 4772 * "[s", "[S", "]s" and "]S": move to next spell error. 4773 */ 4774 else if (cap->nchar == 's' || cap->nchar == 'S') 4775 { 4776 setpcmark(); 4777 for (n = 0; n < cap->count1; ++n) 4778 if (spell_move_to(curwin, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4779 cap->nchar == 's' ? TRUE : FALSE, FALSE, NULL) == 0) 4780 { 4781 clearopbeep(cap->oap); 4782 break; 4783 } 4784 else 4785 curwin->w_set_curswant = TRUE; 4786 # ifdef FEAT_FOLDING 4787 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4788 foldOpenCursor(); 4789 # endif 4790 } 4791 #endif 4792 4793 // Not a valid cap->nchar. 4794 else 4795 clearopbeep(cap->oap); 4796 } 4797 4798 /* 4799 * Handle Normal mode "%" command. 4800 */ 4801 static void 4802 nv_percent(cmdarg_T *cap) 4803 { 4804 pos_T *pos; 4805 #if defined(FEAT_FOLDING) 4806 linenr_T lnum = curwin->w_cursor.lnum; 4807 #endif 4808 4809 cap->oap->inclusive = TRUE; 4810 if (cap->count0) // {cnt}% : goto {cnt} percentage in file 4811 { 4812 if (cap->count0 > 100) 4813 clearopbeep(cap->oap); 4814 else 4815 { 4816 cap->oap->motion_type = MLINE; 4817 setpcmark(); 4818 // Round up, so 'normal 100%' always jumps at the line line. 4819 // Beyond 21474836 lines, (ml_line_count * 100 + 99) would 4820 // overflow on 32-bits, so use a formula with less accuracy 4821 // to avoid overflows. 4822 if (curbuf->b_ml.ml_line_count >= 21474836) 4823 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L) 4824 / 100L * cap->count0; 4825 else 4826 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count * 4827 cap->count0 + 99L) / 100L; 4828 if (curwin->w_cursor.lnum < 1) 4829 curwin->w_cursor.lnum = 1; 4830 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4831 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 4832 beginline(BL_SOL | BL_FIX); 4833 } 4834 } 4835 else // "%" : go to matching paren 4836 { 4837 cap->oap->motion_type = MCHAR; 4838 cap->oap->use_reg_one = TRUE; 4839 if ((pos = findmatch(cap->oap, NUL)) == NULL) 4840 clearopbeep(cap->oap); 4841 else 4842 { 4843 setpcmark(); 4844 curwin->w_cursor = *pos; 4845 curwin->w_set_curswant = TRUE; 4846 curwin->w_cursor.coladd = 0; 4847 adjust_for_sel(cap); 4848 } 4849 } 4850 #ifdef FEAT_FOLDING 4851 if (cap->oap->op_type == OP_NOP 4852 && lnum != curwin->w_cursor.lnum 4853 && (fdo_flags & FDO_PERCENT) 4854 && KeyTyped) 4855 foldOpenCursor(); 4856 #endif 4857 } 4858 4859 /* 4860 * Handle "(" and ")" commands. 4861 * cap->arg is BACKWARD for "(" and FORWARD for ")". 4862 */ 4863 static void 4864 nv_brace(cmdarg_T *cap) 4865 { 4866 cap->oap->motion_type = MCHAR; 4867 cap->oap->use_reg_one = TRUE; 4868 // The motion used to be inclusive for "(", but that is not what Vi does. 4869 cap->oap->inclusive = FALSE; 4870 curwin->w_set_curswant = TRUE; 4871 4872 if (findsent(cap->arg, cap->count1) == FAIL) 4873 clearopbeep(cap->oap); 4874 else 4875 { 4876 // Don't leave the cursor on the NUL past end of line. 4877 adjust_cursor(cap->oap); 4878 curwin->w_cursor.coladd = 0; 4879 #ifdef FEAT_FOLDING 4880 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4881 foldOpenCursor(); 4882 #endif 4883 } 4884 } 4885 4886 /* 4887 * "m" command: Mark a position. 4888 */ 4889 static void 4890 nv_mark(cmdarg_T *cap) 4891 { 4892 if (!checkclearop(cap->oap)) 4893 { 4894 if (setmark(cap->nchar) == FAIL) 4895 clearopbeep(cap->oap); 4896 } 4897 } 4898 4899 /* 4900 * "{" and "}" commands. 4901 * cmd->arg is BACKWARD for "{" and FORWARD for "}". 4902 */ 4903 static void 4904 nv_findpar(cmdarg_T *cap) 4905 { 4906 cap->oap->motion_type = MCHAR; 4907 cap->oap->inclusive = FALSE; 4908 cap->oap->use_reg_one = TRUE; 4909 curwin->w_set_curswant = TRUE; 4910 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, NUL, FALSE)) 4911 clearopbeep(cap->oap); 4912 else 4913 { 4914 curwin->w_cursor.coladd = 0; 4915 #ifdef FEAT_FOLDING 4916 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4917 foldOpenCursor(); 4918 #endif 4919 } 4920 } 4921 4922 /* 4923 * "u" command: Undo or make lower case. 4924 */ 4925 static void 4926 nv_undo(cmdarg_T *cap) 4927 { 4928 if (cap->oap->op_type == OP_LOWER || VIsual_active) 4929 { 4930 // translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" 4931 cap->cmdchar = 'g'; 4932 cap->nchar = 'u'; 4933 nv_operator(cap); 4934 } 4935 else 4936 nv_kundo(cap); 4937 } 4938 4939 /* 4940 * <Undo> command. 4941 */ 4942 static void 4943 nv_kundo(cmdarg_T *cap) 4944 { 4945 if (!checkclearopq(cap->oap)) 4946 { 4947 #ifdef FEAT_JOB_CHANNEL 4948 if (bt_prompt(curbuf)) 4949 { 4950 clearopbeep(cap->oap); 4951 return; 4952 } 4953 #endif 4954 u_undo((int)cap->count1); 4955 curwin->w_set_curswant = TRUE; 4956 } 4957 } 4958 4959 /* 4960 * Handle the "r" command. 4961 */ 4962 static void 4963 nv_replace(cmdarg_T *cap) 4964 { 4965 char_u *ptr; 4966 int had_ctrl_v; 4967 long n; 4968 4969 if (checkclearop(cap->oap)) 4970 return; 4971 #ifdef FEAT_JOB_CHANNEL 4972 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 4973 { 4974 clearopbeep(cap->oap); 4975 return; 4976 } 4977 #endif 4978 4979 // get another character 4980 if (cap->nchar == Ctrl_V) 4981 { 4982 had_ctrl_v = Ctrl_V; 4983 cap->nchar = get_literal(FALSE); 4984 // Don't redo a multibyte character with CTRL-V. 4985 if (cap->nchar > DEL) 4986 had_ctrl_v = NUL; 4987 } 4988 else 4989 had_ctrl_v = NUL; 4990 4991 // Abort if the character is a special key. 4992 if (IS_SPECIAL(cap->nchar)) 4993 { 4994 clearopbeep(cap->oap); 4995 return; 4996 } 4997 4998 // Visual mode "r" 4999 if (VIsual_active) 5000 { 5001 if (got_int) 5002 reset_VIsual(); 5003 if (had_ctrl_v) 5004 { 5005 // Use a special (negative) number to make a difference between a 5006 // literal CR or NL and a line break. 5007 if (cap->nchar == CAR) 5008 cap->nchar = REPLACE_CR_NCHAR; 5009 else if (cap->nchar == NL) 5010 cap->nchar = REPLACE_NL_NCHAR; 5011 } 5012 nv_operator(cap); 5013 return; 5014 } 5015 5016 // Break tabs, etc. 5017 if (virtual_active()) 5018 { 5019 if (u_save_cursor() == FAIL) 5020 return; 5021 if (gchar_cursor() == NUL) 5022 { 5023 // Add extra space and put the cursor on the first one. 5024 coladvance_force((colnr_T)(getviscol() + cap->count1)); 5025 curwin->w_cursor.col -= cap->count1; 5026 } 5027 else if (gchar_cursor() == TAB) 5028 coladvance_force(getviscol()); 5029 } 5030 5031 // Abort if not enough characters to replace. 5032 ptr = ml_get_cursor(); 5033 if (STRLEN(ptr) < (unsigned)cap->count1 5034 || (has_mbyte && mb_charlen(ptr) < cap->count1)) 5035 { 5036 clearopbeep(cap->oap); 5037 return; 5038 } 5039 5040 /* 5041 * Replacing with a TAB is done by edit() when it is complicated because 5042 * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB. 5043 * Other characters are done below to avoid problems with things like 5044 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC). 5045 */ 5046 if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta)) 5047 { 5048 stuffnumReadbuff(cap->count1); 5049 stuffcharReadbuff('R'); 5050 stuffcharReadbuff('\t'); 5051 stuffcharReadbuff(ESC); 5052 return; 5053 } 5054 5055 // save line for undo 5056 if (u_save_cursor() == FAIL) 5057 return; 5058 5059 if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n')) 5060 { 5061 /* 5062 * Replace character(s) by a single newline. 5063 * Strange vi behaviour: Only one newline is inserted. 5064 * Delete the characters here. 5065 * Insert the newline with an insert command, takes care of 5066 * autoindent. The insert command depends on being on the last 5067 * character of a line or not. 5068 */ 5069 (void)del_chars(cap->count1, FALSE); // delete the characters 5070 stuffcharReadbuff('\r'); 5071 stuffcharReadbuff(ESC); 5072 5073 // Give 'r' to edit(), to get the redo command right. 5074 invoke_edit(cap, TRUE, 'r', FALSE); 5075 } 5076 else 5077 { 5078 prep_redo(cap->oap->regname, cap->count1, 5079 NUL, 'r', NUL, had_ctrl_v, cap->nchar); 5080 5081 curbuf->b_op_start = curwin->w_cursor; 5082 if (has_mbyte) 5083 { 5084 int old_State = State; 5085 5086 if (cap->ncharC1 != 0) 5087 AppendCharToRedobuff(cap->ncharC1); 5088 if (cap->ncharC2 != 0) 5089 AppendCharToRedobuff(cap->ncharC2); 5090 5091 // This is slow, but it handles replacing a single-byte with a 5092 // multi-byte and the other way around. Also handles adding 5093 // composing characters for utf-8. 5094 for (n = cap->count1; n > 0; --n) 5095 { 5096 State = REPLACE; 5097 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5098 { 5099 int c = ins_copychar(curwin->w_cursor.lnum 5100 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5101 if (c != NUL) 5102 ins_char(c); 5103 else 5104 // will be decremented further down 5105 ++curwin->w_cursor.col; 5106 } 5107 else 5108 ins_char(cap->nchar); 5109 State = old_State; 5110 if (cap->ncharC1 != 0) 5111 ins_char(cap->ncharC1); 5112 if (cap->ncharC2 != 0) 5113 ins_char(cap->ncharC2); 5114 } 5115 } 5116 else 5117 { 5118 /* 5119 * Replace the characters within one line. 5120 */ 5121 for (n = cap->count1; n > 0; --n) 5122 { 5123 /* 5124 * Get ptr again, because u_save and/or showmatch() will have 5125 * released the line. This may also happen in ins_copychar(). 5126 * At the same time we let know that the line will be changed. 5127 */ 5128 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5129 { 5130 int c = ins_copychar(curwin->w_cursor.lnum 5131 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5132 5133 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE); 5134 if (c != NUL) 5135 ptr[curwin->w_cursor.col] = c; 5136 } 5137 else 5138 { 5139 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE); 5140 ptr[curwin->w_cursor.col] = cap->nchar; 5141 } 5142 if (p_sm && msg_silent == 0) 5143 showmatch(cap->nchar); 5144 ++curwin->w_cursor.col; 5145 } 5146 #ifdef FEAT_NETBEANS_INTG 5147 if (netbeans_active()) 5148 { 5149 colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1); 5150 5151 netbeans_removed(curbuf, curwin->w_cursor.lnum, start, 5152 (long)cap->count1); 5153 netbeans_inserted(curbuf, curwin->w_cursor.lnum, start, 5154 &ptr[start], (int)cap->count1); 5155 } 5156 #endif 5157 5158 // mark the buffer as changed and prepare for displaying 5159 changed_bytes(curwin->w_cursor.lnum, 5160 (colnr_T)(curwin->w_cursor.col - cap->count1)); 5161 } 5162 --curwin->w_cursor.col; // cursor on the last replaced char 5163 // if the character on the left of the current cursor is a multi-byte 5164 // character, move two characters left 5165 if (has_mbyte) 5166 mb_adjust_cursor(); 5167 curbuf->b_op_end = curwin->w_cursor; 5168 curwin->w_set_curswant = TRUE; 5169 set_last_insert(cap->nchar); 5170 } 5171 } 5172 5173 /* 5174 * 'o': Exchange start and end of Visual area. 5175 * 'O': same, but in block mode exchange left and right corners. 5176 */ 5177 static void 5178 v_swap_corners(int cmdchar) 5179 { 5180 pos_T old_cursor; 5181 colnr_T left, right; 5182 5183 if (cmdchar == 'O' && VIsual_mode == Ctrl_V) 5184 { 5185 old_cursor = curwin->w_cursor; 5186 getvcols(curwin, &old_cursor, &VIsual, &left, &right); 5187 curwin->w_cursor.lnum = VIsual.lnum; 5188 coladvance(left); 5189 VIsual = curwin->w_cursor; 5190 5191 curwin->w_cursor.lnum = old_cursor.lnum; 5192 curwin->w_curswant = right; 5193 // 'selection "exclusive" and cursor at right-bottom corner: move it 5194 // right one column 5195 if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e') 5196 ++curwin->w_curswant; 5197 coladvance(curwin->w_curswant); 5198 if (curwin->w_cursor.col == old_cursor.col 5199 && (!virtual_active() 5200 || curwin->w_cursor.coladd == old_cursor.coladd)) 5201 { 5202 curwin->w_cursor.lnum = VIsual.lnum; 5203 if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e') 5204 ++right; 5205 coladvance(right); 5206 VIsual = curwin->w_cursor; 5207 5208 curwin->w_cursor.lnum = old_cursor.lnum; 5209 coladvance(left); 5210 curwin->w_curswant = left; 5211 } 5212 } 5213 else 5214 { 5215 old_cursor = curwin->w_cursor; 5216 curwin->w_cursor = VIsual; 5217 VIsual = old_cursor; 5218 curwin->w_set_curswant = TRUE; 5219 } 5220 } 5221 5222 /* 5223 * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE). 5224 */ 5225 static void 5226 nv_Replace(cmdarg_T *cap) 5227 { 5228 if (VIsual_active) // "R" is replace lines 5229 { 5230 cap->cmdchar = 'c'; 5231 cap->nchar = NUL; 5232 VIsual_mode_orig = VIsual_mode; // remember original area for gv 5233 VIsual_mode = 'V'; 5234 nv_operator(cap); 5235 } 5236 else if (!checkclearopq(cap->oap)) 5237 { 5238 if (!curbuf->b_p_ma) 5239 emsg(_(e_cannot_make_changes_modifiable_is_off)); 5240 else 5241 { 5242 if (virtual_active()) 5243 coladvance(getviscol()); 5244 invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE); 5245 } 5246 } 5247 } 5248 5249 /* 5250 * "gr". 5251 */ 5252 static void 5253 nv_vreplace(cmdarg_T *cap) 5254 { 5255 if (VIsual_active) 5256 { 5257 cap->cmdchar = 'r'; 5258 cap->nchar = cap->extra_char; 5259 nv_replace(cap); // Do same as "r" in Visual mode for now 5260 } 5261 else if (!checkclearopq(cap->oap)) 5262 { 5263 if (!curbuf->b_p_ma) 5264 emsg(_(e_cannot_make_changes_modifiable_is_off)); 5265 else 5266 { 5267 if (cap->extra_char == Ctrl_V) // get another character 5268 cap->extra_char = get_literal(FALSE); 5269 stuffcharReadbuff(cap->extra_char); 5270 stuffcharReadbuff(ESC); 5271 if (virtual_active()) 5272 coladvance(getviscol()); 5273 invoke_edit(cap, TRUE, 'v', FALSE); 5274 } 5275 } 5276 } 5277 5278 /* 5279 * Swap case for "~" command, when it does not work like an operator. 5280 */ 5281 static void 5282 n_swapchar(cmdarg_T *cap) 5283 { 5284 long n; 5285 pos_T startpos; 5286 int did_change = 0; 5287 #ifdef FEAT_NETBEANS_INTG 5288 pos_T pos; 5289 char_u *ptr; 5290 int count; 5291 #endif 5292 5293 if (checkclearopq(cap->oap)) 5294 return; 5295 5296 if (LINEEMPTY(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL) 5297 { 5298 clearopbeep(cap->oap); 5299 return; 5300 } 5301 5302 prep_redo_cmd(cap); 5303 5304 if (u_save_cursor() == FAIL) 5305 return; 5306 5307 startpos = curwin->w_cursor; 5308 #ifdef FEAT_NETBEANS_INTG 5309 pos = startpos; 5310 #endif 5311 for (n = cap->count1; n > 0; --n) 5312 { 5313 did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor); 5314 inc_cursor(); 5315 if (gchar_cursor() == NUL) 5316 { 5317 if (vim_strchr(p_ww, '~') != NULL 5318 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 5319 { 5320 #ifdef FEAT_NETBEANS_INTG 5321 if (netbeans_active()) 5322 { 5323 if (did_change) 5324 { 5325 ptr = ml_get(pos.lnum); 5326 count = (int)STRLEN(ptr) - pos.col; 5327 netbeans_removed(curbuf, pos.lnum, pos.col, 5328 (long)count); 5329 netbeans_inserted(curbuf, pos.lnum, pos.col, 5330 &ptr[pos.col], count); 5331 } 5332 pos.col = 0; 5333 pos.lnum++; 5334 } 5335 #endif 5336 ++curwin->w_cursor.lnum; 5337 curwin->w_cursor.col = 0; 5338 if (n > 1) 5339 { 5340 if (u_savesub(curwin->w_cursor.lnum) == FAIL) 5341 break; 5342 u_clearline(); 5343 } 5344 } 5345 else 5346 break; 5347 } 5348 } 5349 #ifdef FEAT_NETBEANS_INTG 5350 if (did_change && netbeans_active()) 5351 { 5352 ptr = ml_get(pos.lnum); 5353 count = curwin->w_cursor.col - pos.col; 5354 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); 5355 netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count); 5356 } 5357 #endif 5358 5359 5360 check_cursor(); 5361 curwin->w_set_curswant = TRUE; 5362 if (did_change) 5363 { 5364 changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1, 5365 0L); 5366 curbuf->b_op_start = startpos; 5367 curbuf->b_op_end = curwin->w_cursor; 5368 if (curbuf->b_op_end.col > 0) 5369 --curbuf->b_op_end.col; 5370 } 5371 } 5372 5373 /* 5374 * Move cursor to mark. 5375 */ 5376 static void 5377 nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos) 5378 { 5379 if (check_mark(pos) == FAIL) 5380 clearop(cap->oap); 5381 else 5382 { 5383 if (cap->cmdchar == '\'' 5384 || cap->cmdchar == '`' 5385 || cap->cmdchar == '[' 5386 || cap->cmdchar == ']') 5387 setpcmark(); 5388 curwin->w_cursor = *pos; 5389 if (flag) 5390 beginline(BL_WHITE | BL_FIX); 5391 else 5392 check_cursor(); 5393 } 5394 cap->oap->motion_type = flag ? MLINE : MCHAR; 5395 if (cap->cmdchar == '`') 5396 cap->oap->use_reg_one = TRUE; 5397 cap->oap->inclusive = FALSE; // ignored if not MCHAR 5398 curwin->w_set_curswant = TRUE; 5399 } 5400 5401 /* 5402 * Handle commands that are operators in Visual mode. 5403 */ 5404 static void 5405 v_visop(cmdarg_T *cap) 5406 { 5407 static char_u trans[] = "YyDdCcxdXdAAIIrr"; 5408 5409 // Uppercase means linewise, except in block mode, then "D" deletes till 5410 // the end of the line, and "C" replaces till EOL 5411 if (isupper(cap->cmdchar)) 5412 { 5413 if (VIsual_mode != Ctrl_V) 5414 { 5415 VIsual_mode_orig = VIsual_mode; 5416 VIsual_mode = 'V'; 5417 } 5418 else if (cap->cmdchar == 'C' || cap->cmdchar == 'D') 5419 curwin->w_curswant = MAXCOL; 5420 } 5421 cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1); 5422 nv_operator(cap); 5423 } 5424 5425 /* 5426 * "s" and "S" commands. 5427 */ 5428 static void 5429 nv_subst(cmdarg_T *cap) 5430 { 5431 #ifdef FEAT_TERMINAL 5432 // When showing output of term_dumpdiff() swap the top and bottom. 5433 if (term_swap_diff() == OK) 5434 return; 5435 #endif 5436 #ifdef FEAT_JOB_CHANNEL 5437 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 5438 { 5439 clearopbeep(cap->oap); 5440 return; 5441 } 5442 #endif 5443 if (VIsual_active) // "vs" and "vS" are the same as "vc" 5444 { 5445 if (cap->cmdchar == 'S') 5446 { 5447 VIsual_mode_orig = VIsual_mode; 5448 VIsual_mode = 'V'; 5449 } 5450 cap->cmdchar = 'c'; 5451 nv_operator(cap); 5452 } 5453 else 5454 nv_optrans(cap); 5455 } 5456 5457 /* 5458 * Abbreviated commands. 5459 */ 5460 static void 5461 nv_abbrev(cmdarg_T *cap) 5462 { 5463 if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL) 5464 cap->cmdchar = 'x'; // DEL key behaves like 'x' 5465 5466 // in Visual mode these commands are operators 5467 if (VIsual_active) 5468 v_visop(cap); 5469 else 5470 nv_optrans(cap); 5471 } 5472 5473 /* 5474 * Translate a command into another command. 5475 */ 5476 static void 5477 nv_optrans(cmdarg_T *cap) 5478 { 5479 static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh", 5480 (char_u *)"d$", (char_u *)"c$", 5481 (char_u *)"cl", (char_u *)"cc", 5482 (char_u *)"yy", (char_u *)":s\r"}; 5483 static char_u *str = (char_u *)"xXDCsSY&"; 5484 5485 if (!checkclearopq(cap->oap)) 5486 { 5487 // In Vi "2D" doesn't delete the next line. Can't translate it 5488 // either, because "2." should also not use the count. 5489 if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL) 5490 { 5491 cap->oap->start = curwin->w_cursor; 5492 cap->oap->op_type = OP_DELETE; 5493 #ifdef FEAT_EVAL 5494 set_op_var(OP_DELETE); 5495 #endif 5496 cap->count1 = 1; 5497 nv_dollar(cap); 5498 finish_op = TRUE; 5499 ResetRedobuff(); 5500 AppendCharToRedobuff('D'); 5501 } 5502 else 5503 { 5504 if (cap->count0) 5505 stuffnumReadbuff(cap->count0); 5506 stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]); 5507 } 5508 } 5509 cap->opcount = 0; 5510 } 5511 5512 /* 5513 * "'" and "`" commands. Also for "g'" and "g`". 5514 * cap->arg is TRUE for "'" and "g'". 5515 */ 5516 static void 5517 nv_gomark(cmdarg_T *cap) 5518 { 5519 pos_T *pos; 5520 int c; 5521 #ifdef FEAT_FOLDING 5522 pos_T old_cursor = curwin->w_cursor; 5523 int old_KeyTyped = KeyTyped; // getting file may reset it 5524 #endif 5525 5526 if (cap->cmdchar == 'g') 5527 c = cap->extra_char; 5528 else 5529 c = cap->nchar; 5530 pos = getmark(c, (cap->oap->op_type == OP_NOP)); 5531 if (pos == (pos_T *)-1) // jumped to other file 5532 { 5533 if (cap->arg) 5534 { 5535 check_cursor_lnum(); 5536 beginline(BL_WHITE | BL_FIX); 5537 } 5538 else 5539 check_cursor(); 5540 } 5541 else 5542 nv_cursormark(cap, cap->arg, pos); 5543 5544 // May need to clear the coladd that a mark includes. 5545 if (!virtual_active()) 5546 curwin->w_cursor.coladd = 0; 5547 check_cursor_col(); 5548 #ifdef FEAT_FOLDING 5549 if (cap->oap->op_type == OP_NOP 5550 && pos != NULL 5551 && (pos == (pos_T *)-1 || !EQUAL_POS(old_cursor, *pos)) 5552 && (fdo_flags & FDO_MARK) 5553 && old_KeyTyped) 5554 foldOpenCursor(); 5555 #endif 5556 } 5557 5558 /* 5559 * Handle CTRL-O, CTRL-I, "g;", "g," and "CTRL-Tab" commands. 5560 */ 5561 static void 5562 nv_pcmark(cmdarg_T *cap) 5563 { 5564 #ifdef FEAT_JUMPLIST 5565 pos_T *pos; 5566 # ifdef FEAT_FOLDING 5567 linenr_T lnum = curwin->w_cursor.lnum; 5568 int old_KeyTyped = KeyTyped; // getting file may reset it 5569 # endif 5570 5571 if (!checkclearopq(cap->oap)) 5572 { 5573 if (cap->cmdchar == TAB && mod_mask == MOD_MASK_CTRL) 5574 { 5575 if (goto_tabpage_lastused() == FAIL) 5576 clearopbeep(cap->oap); 5577 return; 5578 } 5579 if (cap->cmdchar == 'g') 5580 pos = movechangelist((int)cap->count1); 5581 else 5582 pos = movemark((int)cap->count1); 5583 if (pos == (pos_T *)-1) // jump to other file 5584 { 5585 curwin->w_set_curswant = TRUE; 5586 check_cursor(); 5587 } 5588 else if (pos != NULL) // can jump 5589 nv_cursormark(cap, FALSE, pos); 5590 else if (cap->cmdchar == 'g') 5591 { 5592 if (curbuf->b_changelistlen == 0) 5593 emsg(_("E664: changelist is empty")); 5594 else if (cap->count1 < 0) 5595 emsg(_("E662: At start of changelist")); 5596 else 5597 emsg(_("E663: At end of changelist")); 5598 } 5599 else 5600 clearopbeep(cap->oap); 5601 # ifdef FEAT_FOLDING 5602 if (cap->oap->op_type == OP_NOP 5603 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum) 5604 && (fdo_flags & FDO_MARK) 5605 && old_KeyTyped) 5606 foldOpenCursor(); 5607 # endif 5608 } 5609 #else 5610 clearopbeep(cap->oap); 5611 #endif 5612 } 5613 5614 /* 5615 * Handle '"' command. 5616 */ 5617 static void 5618 nv_regname(cmdarg_T *cap) 5619 { 5620 if (checkclearop(cap->oap)) 5621 return; 5622 #ifdef FEAT_EVAL 5623 if (cap->nchar == '=') 5624 cap->nchar = get_expr_register(); 5625 #endif 5626 if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE)) 5627 { 5628 cap->oap->regname = cap->nchar; 5629 cap->opcount = cap->count0; // remember count before '"' 5630 #ifdef FEAT_EVAL 5631 set_reg_var(cap->oap->regname); 5632 #endif 5633 } 5634 else 5635 clearopbeep(cap->oap); 5636 } 5637 5638 /* 5639 * Handle "v", "V" and "CTRL-V" commands. 5640 * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg 5641 * is TRUE. 5642 * Handle CTRL-Q just like CTRL-V. 5643 */ 5644 static void 5645 nv_visual(cmdarg_T *cap) 5646 { 5647 if (cap->cmdchar == Ctrl_Q) 5648 cap->cmdchar = Ctrl_V; 5649 5650 // 'v', 'V' and CTRL-V can be used while an operator is pending to make it 5651 // characterwise, linewise, or blockwise. 5652 if (cap->oap->op_type != OP_NOP) 5653 { 5654 motion_force = cap->oap->motion_force = cap->cmdchar; 5655 finish_op = FALSE; // operator doesn't finish now but later 5656 return; 5657 } 5658 5659 VIsual_select = cap->arg; 5660 if (VIsual_active) // change Visual mode 5661 { 5662 if (VIsual_mode == cap->cmdchar) // stop visual mode 5663 end_visual_mode(); 5664 else // toggle char/block mode 5665 { // or char/line mode 5666 VIsual_mode = cap->cmdchar; 5667 showmode(); 5668 trigger_modechanged(); 5669 } 5670 redraw_curbuf_later(INVERTED); // update the inversion 5671 } 5672 else // start Visual mode 5673 { 5674 check_visual_highlight(); 5675 if (cap->count0 > 0 && resel_VIsual_mode != NUL) 5676 { 5677 // use previously selected part 5678 VIsual = curwin->w_cursor; 5679 5680 VIsual_active = TRUE; 5681 VIsual_reselect = TRUE; 5682 if (!cap->arg) 5683 // start Select mode when 'selectmode' contains "cmd" 5684 may_start_select('c'); 5685 setmouse(); 5686 if (p_smd && msg_silent == 0) 5687 redraw_cmdline = TRUE; // show visual mode later 5688 /* 5689 * For V and ^V, we multiply the number of lines even if there 5690 * was only one -- webb 5691 */ 5692 if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1) 5693 { 5694 curwin->w_cursor.lnum += 5695 resel_VIsual_line_count * cap->count0 - 1; 5696 check_cursor(); 5697 } 5698 VIsual_mode = resel_VIsual_mode; 5699 if (VIsual_mode == 'v') 5700 { 5701 if (resel_VIsual_line_count <= 1) 5702 { 5703 validate_virtcol(); 5704 curwin->w_curswant = curwin->w_virtcol 5705 + resel_VIsual_vcol * cap->count0 - 1; 5706 } 5707 else 5708 curwin->w_curswant = resel_VIsual_vcol; 5709 coladvance(curwin->w_curswant); 5710 } 5711 if (resel_VIsual_vcol == MAXCOL) 5712 { 5713 curwin->w_curswant = MAXCOL; 5714 coladvance((colnr_T)MAXCOL); 5715 } 5716 else if (VIsual_mode == Ctrl_V) 5717 { 5718 validate_virtcol(); 5719 curwin->w_curswant = curwin->w_virtcol 5720 + resel_VIsual_vcol * cap->count0 - 1; 5721 coladvance(curwin->w_curswant); 5722 } 5723 else 5724 curwin->w_set_curswant = TRUE; 5725 redraw_curbuf_later(INVERTED); // show the inversion 5726 } 5727 else 5728 { 5729 if (!cap->arg) 5730 // start Select mode when 'selectmode' contains "cmd" 5731 may_start_select('c'); 5732 n_start_visual_mode(cap->cmdchar); 5733 if (VIsual_mode != 'V' && *p_sel == 'e') 5734 ++cap->count1; // include one more char 5735 if (cap->count0 > 0 && --cap->count1 > 0) 5736 { 5737 // With a count select that many characters or lines. 5738 if (VIsual_mode == 'v' || VIsual_mode == Ctrl_V) 5739 nv_right(cap); 5740 else if (VIsual_mode == 'V') 5741 nv_down(cap); 5742 } 5743 } 5744 } 5745 } 5746 5747 /* 5748 * Start selection for Shift-movement keys. 5749 */ 5750 void 5751 start_selection(void) 5752 { 5753 // if 'selectmode' contains "key", start Select mode 5754 may_start_select('k'); 5755 n_start_visual_mode('v'); 5756 } 5757 5758 /* 5759 * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu. 5760 */ 5761 void 5762 may_start_select(int c) 5763 { 5764 VIsual_select = (stuff_empty() && typebuf_typed() 5765 && (vim_strchr(p_slm, c) != NULL)); 5766 } 5767 5768 /* 5769 * Start Visual mode "c". 5770 * Should set VIsual_select before calling this. 5771 */ 5772 static void 5773 n_start_visual_mode(int c) 5774 { 5775 #ifdef FEAT_CONCEAL 5776 int cursor_line_was_concealed = curwin->w_p_cole > 0 5777 && conceal_cursor_line(curwin); 5778 #endif 5779 5780 VIsual_mode = c; 5781 VIsual_active = TRUE; 5782 VIsual_reselect = TRUE; 5783 5784 // Corner case: the 0 position in a tab may change when going into 5785 // virtualedit. Recalculate curwin->w_cursor to avoid bad highlighting. 5786 if (c == Ctrl_V && (get_ve_flags() & VE_BLOCK) && gchar_cursor() == TAB) 5787 { 5788 validate_virtcol(); 5789 coladvance(curwin->w_virtcol); 5790 } 5791 VIsual = curwin->w_cursor; 5792 5793 #ifdef FEAT_FOLDING 5794 foldAdjustVisual(); 5795 #endif 5796 5797 trigger_modechanged(); 5798 setmouse(); 5799 #ifdef FEAT_CONCEAL 5800 // Check if redraw is needed after changing the state. 5801 conceal_check_cursor_line(cursor_line_was_concealed); 5802 #endif 5803 5804 if (p_smd && msg_silent == 0) 5805 redraw_cmdline = TRUE; // show visual mode later 5806 #ifdef FEAT_CLIPBOARD 5807 // Make sure the clipboard gets updated. Needed because start and 5808 // end may still be the same, and the selection needs to be owned 5809 clip_star.vmode = NUL; 5810 #endif 5811 5812 // Only need to redraw this line, unless still need to redraw an old 5813 // Visual area (when 'lazyredraw' is set). 5814 if (curwin->w_redr_type < INVERTED) 5815 { 5816 curwin->w_old_cursor_lnum = curwin->w_cursor.lnum; 5817 curwin->w_old_visual_lnum = curwin->w_cursor.lnum; 5818 } 5819 } 5820 5821 5822 /* 5823 * CTRL-W: Window commands 5824 */ 5825 static void 5826 nv_window(cmdarg_T *cap) 5827 { 5828 if (cap->nchar == ':') 5829 { 5830 // "CTRL-W :" is the same as typing ":"; useful in a terminal window 5831 cap->cmdchar = ':'; 5832 cap->nchar = NUL; 5833 nv_colon(cap); 5834 } 5835 else if (!checkclearop(cap->oap)) 5836 do_window(cap->nchar, cap->count0, NUL); // everything is in window.c 5837 } 5838 5839 /* 5840 * CTRL-Z: Suspend 5841 */ 5842 static void 5843 nv_suspend(cmdarg_T *cap) 5844 { 5845 clearop(cap->oap); 5846 if (VIsual_active) 5847 end_visual_mode(); // stop Visual mode 5848 do_cmdline_cmd((char_u *)"stop"); 5849 } 5850 5851 /* 5852 * Commands starting with "g". 5853 */ 5854 static void 5855 nv_g_cmd(cmdarg_T *cap) 5856 { 5857 oparg_T *oap = cap->oap; 5858 pos_T tpos; 5859 int i; 5860 int flag = FALSE; 5861 5862 switch (cap->nchar) 5863 { 5864 case Ctrl_A: 5865 case Ctrl_X: 5866 #ifdef MEM_PROFILE 5867 /* 5868 * "g^A": dump log of used memory. 5869 */ 5870 if (!VIsual_active && cap->nchar == Ctrl_A) 5871 vim_mem_profile_dump(); 5872 else 5873 #endif 5874 /* 5875 * "g^A/g^X": sequentially increment visually selected region 5876 */ 5877 if (VIsual_active) 5878 { 5879 cap->arg = TRUE; 5880 cap->cmdchar = cap->nchar; 5881 cap->nchar = NUL; 5882 nv_addsub(cap); 5883 } 5884 else 5885 clearopbeep(oap); 5886 break; 5887 5888 /* 5889 * "gR": Enter virtual replace mode. 5890 */ 5891 case 'R': 5892 cap->arg = TRUE; 5893 nv_Replace(cap); 5894 break; 5895 5896 case 'r': 5897 nv_vreplace(cap); 5898 break; 5899 5900 case '&': 5901 do_cmdline_cmd((char_u *)"%s//~/&"); 5902 break; 5903 5904 /* 5905 * "gv": Reselect the previous Visual area. If Visual already active, 5906 * exchange previous and current Visual area. 5907 */ 5908 case 'v': 5909 if (checkclearop(oap)) 5910 break; 5911 5912 if ( curbuf->b_visual.vi_start.lnum == 0 5913 || curbuf->b_visual.vi_start.lnum > curbuf->b_ml.ml_line_count 5914 || curbuf->b_visual.vi_end.lnum == 0) 5915 beep_flush(); 5916 else 5917 { 5918 // set w_cursor to the start of the Visual area, tpos to the end 5919 if (VIsual_active) 5920 { 5921 i = VIsual_mode; 5922 VIsual_mode = curbuf->b_visual.vi_mode; 5923 curbuf->b_visual.vi_mode = i; 5924 # ifdef FEAT_EVAL 5925 curbuf->b_visual_mode_eval = i; 5926 # endif 5927 i = curwin->w_curswant; 5928 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5929 curbuf->b_visual.vi_curswant = i; 5930 5931 tpos = curbuf->b_visual.vi_end; 5932 curbuf->b_visual.vi_end = curwin->w_cursor; 5933 curwin->w_cursor = curbuf->b_visual.vi_start; 5934 curbuf->b_visual.vi_start = VIsual; 5935 } 5936 else 5937 { 5938 VIsual_mode = curbuf->b_visual.vi_mode; 5939 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5940 tpos = curbuf->b_visual.vi_end; 5941 curwin->w_cursor = curbuf->b_visual.vi_start; 5942 } 5943 5944 VIsual_active = TRUE; 5945 VIsual_reselect = TRUE; 5946 5947 // Set Visual to the start and w_cursor to the end of the Visual 5948 // area. Make sure they are on an existing character. 5949 check_cursor(); 5950 VIsual = curwin->w_cursor; 5951 curwin->w_cursor = tpos; 5952 check_cursor(); 5953 update_topline(); 5954 /* 5955 * When called from normal "g" command: start Select mode when 5956 * 'selectmode' contains "cmd". When called for K_SELECT, always 5957 * start Select mode. 5958 */ 5959 if (cap->arg) 5960 VIsual_select = TRUE; 5961 else 5962 may_start_select('c'); 5963 setmouse(); 5964 #ifdef FEAT_CLIPBOARD 5965 // Make sure the clipboard gets updated. Needed because start and 5966 // end are still the same, and the selection needs to be owned 5967 clip_star.vmode = NUL; 5968 #endif 5969 redraw_curbuf_later(INVERTED); 5970 showmode(); 5971 } 5972 break; 5973 /* 5974 * "gV": Don't reselect the previous Visual area after a Select mode 5975 * mapping of menu. 5976 */ 5977 case 'V': 5978 VIsual_reselect = FALSE; 5979 break; 5980 5981 /* 5982 * "gh": start Select mode. 5983 * "gH": start Select line mode. 5984 * "g^H": start Select block mode. 5985 */ 5986 case K_BS: 5987 cap->nchar = Ctrl_H; 5988 // FALLTHROUGH 5989 case 'h': 5990 case 'H': 5991 case Ctrl_H: 5992 # ifdef EBCDIC 5993 // EBCDIC: 'v'-'h' != '^v'-'^h' 5994 if (cap->nchar == Ctrl_H) 5995 cap->cmdchar = Ctrl_V; 5996 else 5997 # endif 5998 cap->cmdchar = cap->nchar + ('v' - 'h'); 5999 cap->arg = TRUE; 6000 nv_visual(cap); 6001 break; 6002 6003 // "gn", "gN" visually select next/previous search match 6004 // "gn" selects next match 6005 // "gN" selects previous match 6006 case 'N': 6007 case 'n': 6008 if (!current_search(cap->count1, cap->nchar == 'n')) 6009 clearopbeep(oap); 6010 break; 6011 6012 /* 6013 * "gj" and "gk" two new funny movement keys -- up and down 6014 * movement based on *screen* line rather than *file* line. 6015 */ 6016 case 'j': 6017 case K_DOWN: 6018 // with 'nowrap' it works just like the normal "j" command. 6019 if (!curwin->w_p_wrap) 6020 { 6021 oap->motion_type = MLINE; 6022 i = cursor_down(cap->count1, oap->op_type == OP_NOP); 6023 } 6024 else 6025 i = nv_screengo(oap, FORWARD, cap->count1); 6026 if (i == FAIL) 6027 clearopbeep(oap); 6028 break; 6029 6030 case 'k': 6031 case K_UP: 6032 // with 'nowrap' it works just like the normal "k" command. 6033 if (!curwin->w_p_wrap) 6034 { 6035 oap->motion_type = MLINE; 6036 i = cursor_up(cap->count1, oap->op_type == OP_NOP); 6037 } 6038 else 6039 i = nv_screengo(oap, BACKWARD, cap->count1); 6040 if (i == FAIL) 6041 clearopbeep(oap); 6042 break; 6043 6044 /* 6045 * "gJ": join two lines without inserting a space. 6046 */ 6047 case 'J': 6048 nv_join(cap); 6049 break; 6050 6051 /* 6052 * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines. 6053 * "gm": middle of "g0" and "g$". 6054 */ 6055 case '^': 6056 flag = TRUE; 6057 // FALLTHROUGH 6058 6059 case '0': 6060 case 'm': 6061 case K_HOME: 6062 case K_KHOME: 6063 oap->motion_type = MCHAR; 6064 oap->inclusive = FALSE; 6065 if (curwin->w_p_wrap && curwin->w_width != 0) 6066 { 6067 int width1 = curwin->w_width - curwin_col_off(); 6068 int width2 = width1 + curwin_col_off2(); 6069 6070 validate_virtcol(); 6071 i = 0; 6072 if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0) 6073 i = (curwin->w_virtcol - width1) / width2 * width2 + width1; 6074 } 6075 else 6076 i = curwin->w_leftcol; 6077 // Go to the middle of the screen line. When 'number' or 6078 // 'relativenumber' is on and lines are wrapping the middle can be more 6079 // to the left. 6080 if (cap->nchar == 'm') 6081 i += (curwin->w_width - curwin_col_off() 6082 + ((curwin->w_p_wrap && i > 0) 6083 ? curwin_col_off2() : 0)) / 2; 6084 coladvance((colnr_T)i); 6085 if (flag) 6086 { 6087 do 6088 i = gchar_cursor(); 6089 while (VIM_ISWHITE(i) && oneright() == OK); 6090 curwin->w_valid &= ~VALID_WCOL; 6091 } 6092 curwin->w_set_curswant = TRUE; 6093 break; 6094 6095 case 'M': 6096 { 6097 char_u *ptr = ml_get_curline(); 6098 6099 oap->motion_type = MCHAR; 6100 oap->inclusive = FALSE; 6101 if (has_mbyte) 6102 i = mb_string2cells(ptr, (int)STRLEN(ptr)); 6103 else 6104 i = (int)STRLEN(ptr); 6105 if (cap->count0 > 0 && cap->count0 <= 100) 6106 coladvance((colnr_T)(i * cap->count0 / 100)); 6107 else 6108 coladvance((colnr_T)(i / 2)); 6109 curwin->w_set_curswant = TRUE; 6110 } 6111 break; 6112 6113 case '_': 6114 // "g_": to the last non-blank character in the line or <count> lines 6115 // downward. 6116 cap->oap->motion_type = MCHAR; 6117 cap->oap->inclusive = TRUE; 6118 curwin->w_curswant = MAXCOL; 6119 if (cursor_down((long)(cap->count1 - 1), 6120 cap->oap->op_type == OP_NOP) == FAIL) 6121 clearopbeep(cap->oap); 6122 else 6123 { 6124 char_u *ptr = ml_get_curline(); 6125 6126 // In Visual mode we may end up after the line. 6127 if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL) 6128 --curwin->w_cursor.col; 6129 6130 // Decrease the cursor column until it's on a non-blank. 6131 while (curwin->w_cursor.col > 0 6132 && VIM_ISWHITE(ptr[curwin->w_cursor.col])) 6133 --curwin->w_cursor.col; 6134 curwin->w_set_curswant = TRUE; 6135 adjust_for_sel(cap); 6136 } 6137 break; 6138 6139 case '$': 6140 case K_END: 6141 case K_KEND: 6142 { 6143 int col_off = curwin_col_off(); 6144 6145 oap->motion_type = MCHAR; 6146 oap->inclusive = TRUE; 6147 if (curwin->w_p_wrap && curwin->w_width != 0) 6148 { 6149 curwin->w_curswant = MAXCOL; // so we stay at the end 6150 if (cap->count1 == 1) 6151 { 6152 int width1 = curwin->w_width - col_off; 6153 int width2 = width1 + curwin_col_off2(); 6154 6155 validate_virtcol(); 6156 i = width1 - 1; 6157 if (curwin->w_virtcol >= (colnr_T)width1) 6158 i += ((curwin->w_virtcol - width1) / width2 + 1) 6159 * width2; 6160 coladvance((colnr_T)i); 6161 6162 // Make sure we stick in this column. 6163 validate_virtcol(); 6164 curwin->w_curswant = curwin->w_virtcol; 6165 curwin->w_set_curswant = FALSE; 6166 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 6167 { 6168 /* 6169 * Check for landing on a character that got split at 6170 * the end of the line. We do not want to advance to 6171 * the next screen line. 6172 */ 6173 if (curwin->w_virtcol > (colnr_T)i) 6174 --curwin->w_cursor.col; 6175 } 6176 } 6177 else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL) 6178 clearopbeep(oap); 6179 } 6180 else 6181 { 6182 if (cap->count1 > 1) 6183 // if it fails, let the cursor still move to the last char 6184 (void)cursor_down(cap->count1 - 1, FALSE); 6185 6186 i = curwin->w_leftcol + curwin->w_width - col_off - 1; 6187 coladvance((colnr_T)i); 6188 6189 // if the character doesn't fit move one back 6190 if (curwin->w_cursor.col > 0 6191 && (*mb_ptr2cells)(ml_get_cursor()) > 1) 6192 { 6193 colnr_T vcol; 6194 6195 getvvcol(curwin, &curwin->w_cursor, NULL, NULL, &vcol); 6196 if (vcol >= curwin->w_leftcol + curwin->w_width - col_off) 6197 --curwin->w_cursor.col; 6198 } 6199 6200 // Make sure we stick in this column. 6201 validate_virtcol(); 6202 curwin->w_curswant = curwin->w_virtcol; 6203 curwin->w_set_curswant = FALSE; 6204 } 6205 } 6206 break; 6207 6208 /* 6209 * "g*" and "g#", like "*" and "#" but without using "\<" and "\>" 6210 */ 6211 case '*': 6212 case '#': 6213 #if POUND != '#' 6214 case POUND: // pound sign (sometimes equal to '#') 6215 #endif 6216 case Ctrl_RSB: // :tag or :tselect for current identifier 6217 case ']': // :tselect for current identifier 6218 nv_ident(cap); 6219 break; 6220 6221 /* 6222 * ge and gE: go back to end of word 6223 */ 6224 case 'e': 6225 case 'E': 6226 oap->motion_type = MCHAR; 6227 curwin->w_set_curswant = TRUE; 6228 oap->inclusive = TRUE; 6229 if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL) 6230 clearopbeep(oap); 6231 break; 6232 6233 /* 6234 * "g CTRL-G": display info about cursor position 6235 */ 6236 case Ctrl_G: 6237 cursor_pos_info(NULL); 6238 break; 6239 6240 /* 6241 * "gi": start Insert at the last position. 6242 */ 6243 case 'i': 6244 if (curbuf->b_last_insert.lnum != 0) 6245 { 6246 curwin->w_cursor = curbuf->b_last_insert; 6247 check_cursor_lnum(); 6248 i = (int)STRLEN(ml_get_curline()); 6249 if (curwin->w_cursor.col > (colnr_T)i) 6250 { 6251 if (virtual_active()) 6252 curwin->w_cursor.coladd += curwin->w_cursor.col - i; 6253 curwin->w_cursor.col = i; 6254 } 6255 } 6256 cap->cmdchar = 'i'; 6257 nv_edit(cap); 6258 break; 6259 6260 /* 6261 * "gI": Start insert in column 1. 6262 */ 6263 case 'I': 6264 beginline(0); 6265 if (!checkclearopq(oap)) 6266 invoke_edit(cap, FALSE, 'g', FALSE); 6267 break; 6268 6269 #ifdef FEAT_SEARCHPATH 6270 /* 6271 * "gf": goto file, edit file under cursor 6272 * "]f" and "[f": can also be used. 6273 */ 6274 case 'f': 6275 case 'F': 6276 nv_gotofile(cap); 6277 break; 6278 #endif 6279 6280 // "g'm" and "g`m": jump to mark without setting pcmark 6281 case '\'': 6282 cap->arg = TRUE; 6283 // FALLTHROUGH 6284 case '`': 6285 nv_gomark(cap); 6286 break; 6287 6288 /* 6289 * "gs": Goto sleep. 6290 */ 6291 case 's': 6292 do_sleep(cap->count1 * 1000L, FALSE); 6293 break; 6294 6295 /* 6296 * "ga": Display the ascii value of the character under the 6297 * cursor. It is displayed in decimal, hex, and octal. -- webb 6298 */ 6299 case 'a': 6300 do_ascii(NULL); 6301 break; 6302 6303 /* 6304 * "g8": Display the bytes used for the UTF-8 character under the 6305 * cursor. It is displayed in hex. 6306 * "8g8" finds illegal byte sequence. 6307 */ 6308 case '8': 6309 if (cap->count0 == 8) 6310 utf_find_illegal(); 6311 else 6312 show_utf8(); 6313 break; 6314 6315 // "g<": show scrollback text 6316 case '<': 6317 show_sb_text(); 6318 break; 6319 6320 /* 6321 * "gg": Goto the first line in file. With a count it goes to 6322 * that line number like for "G". -- webb 6323 */ 6324 case 'g': 6325 cap->arg = FALSE; 6326 nv_goto(cap); 6327 break; 6328 6329 /* 6330 * Two-character operators: 6331 * "gq" Format text 6332 * "gw" Format text and keep cursor position 6333 * "g~" Toggle the case of the text. 6334 * "gu" Change text to lower case. 6335 * "gU" Change text to upper case. 6336 * "g?" rot13 encoding 6337 * "g@" call 'operatorfunc' 6338 */ 6339 case 'q': 6340 case 'w': 6341 oap->cursor_start = curwin->w_cursor; 6342 // FALLTHROUGH 6343 case '~': 6344 case 'u': 6345 case 'U': 6346 case '?': 6347 case '@': 6348 nv_operator(cap); 6349 break; 6350 6351 /* 6352 * "gd": Find first occurrence of pattern under the cursor in the 6353 * current function 6354 * "gD": idem, but in the current file. 6355 */ 6356 case 'd': 6357 case 'D': 6358 nv_gd(oap, cap->nchar, (int)cap->count0); 6359 break; 6360 6361 /* 6362 * g<*Mouse> : <C-*mouse> 6363 */ 6364 case K_MIDDLEMOUSE: 6365 case K_MIDDLEDRAG: 6366 case K_MIDDLERELEASE: 6367 case K_LEFTMOUSE: 6368 case K_LEFTDRAG: 6369 case K_LEFTRELEASE: 6370 case K_MOUSEMOVE: 6371 case K_RIGHTMOUSE: 6372 case K_RIGHTDRAG: 6373 case K_RIGHTRELEASE: 6374 case K_X1MOUSE: 6375 case K_X1DRAG: 6376 case K_X1RELEASE: 6377 case K_X2MOUSE: 6378 case K_X2DRAG: 6379 case K_X2RELEASE: 6380 mod_mask = MOD_MASK_CTRL; 6381 (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0); 6382 break; 6383 6384 case K_IGNORE: 6385 break; 6386 6387 /* 6388 * "gP" and "gp": same as "P" and "p" but leave cursor just after new text 6389 */ 6390 case 'p': 6391 case 'P': 6392 nv_put(cap); 6393 break; 6394 6395 #ifdef FEAT_BYTEOFF 6396 // "go": goto byte count from start of buffer 6397 case 'o': 6398 goto_byte(cap->count0); 6399 break; 6400 #endif 6401 6402 // "gQ": improved Ex mode 6403 case 'Q': 6404 if (text_locked()) 6405 { 6406 clearopbeep(cap->oap); 6407 text_locked_msg(); 6408 break; 6409 } 6410 6411 if (!checkclearopq(oap)) 6412 do_exmode(TRUE); 6413 break; 6414 6415 #ifdef FEAT_JUMPLIST 6416 case ',': 6417 nv_pcmark(cap); 6418 break; 6419 6420 case ';': 6421 cap->count1 = -cap->count1; 6422 nv_pcmark(cap); 6423 break; 6424 #endif 6425 6426 case 't': 6427 if (!checkclearop(oap)) 6428 goto_tabpage((int)cap->count0); 6429 break; 6430 case 'T': 6431 if (!checkclearop(oap)) 6432 goto_tabpage(-(int)cap->count1); 6433 break; 6434 6435 case TAB: 6436 if (!checkclearop(oap) && goto_tabpage_lastused() == FAIL) 6437 clearopbeep(oap); 6438 break; 6439 6440 case '+': 6441 case '-': // "g+" and "g-": undo or redo along the timeline 6442 if (!checkclearopq(oap)) 6443 undo_time(cap->nchar == '-' ? -cap->count1 : cap->count1, 6444 FALSE, FALSE, FALSE); 6445 break; 6446 6447 default: 6448 clearopbeep(oap); 6449 break; 6450 } 6451 } 6452 6453 /* 6454 * Handle "o" and "O" commands. 6455 */ 6456 static void 6457 n_opencmd(cmdarg_T *cap) 6458 { 6459 #ifdef FEAT_CONCEAL 6460 linenr_T oldline = curwin->w_cursor.lnum; 6461 #endif 6462 6463 if (!checkclearopq(cap->oap)) 6464 { 6465 #ifdef FEAT_FOLDING 6466 if (cap->cmdchar == 'O') 6467 // Open above the first line of a folded sequence of lines 6468 (void)hasFolding(curwin->w_cursor.lnum, 6469 &curwin->w_cursor.lnum, NULL); 6470 else 6471 // Open below the last line of a folded sequence of lines 6472 (void)hasFolding(curwin->w_cursor.lnum, 6473 NULL, &curwin->w_cursor.lnum); 6474 #endif 6475 if (u_save((linenr_T)(curwin->w_cursor.lnum - 6476 (cap->cmdchar == 'O' ? 1 : 0)), 6477 (linenr_T)(curwin->w_cursor.lnum + 6478 (cap->cmdchar == 'o' ? 1 : 0)) 6479 ) == OK 6480 && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD, 6481 has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM : 0, 6482 0) == OK) 6483 { 6484 #ifdef FEAT_CONCEAL 6485 if (curwin->w_p_cole > 0 && oldline != curwin->w_cursor.lnum) 6486 redrawWinline(curwin, oldline); 6487 #endif 6488 #ifdef FEAT_SYN_HL 6489 if (curwin->w_p_cul) 6490 // force redraw of cursorline 6491 curwin->w_valid &= ~VALID_CROW; 6492 #endif 6493 // When '#' is in 'cpoptions' ignore the count. 6494 if (vim_strchr(p_cpo, CPO_HASH) != NULL) 6495 cap->count1 = 1; 6496 invoke_edit(cap, FALSE, cap->cmdchar, TRUE); 6497 } 6498 } 6499 } 6500 6501 /* 6502 * "." command: redo last change. 6503 */ 6504 static void 6505 nv_dot(cmdarg_T *cap) 6506 { 6507 if (!checkclearopq(cap->oap)) 6508 { 6509 /* 6510 * If "restart_edit" is TRUE, the last but one command is repeated 6511 * instead of the last command (inserting text). This is used for 6512 * CTRL-O <.> in insert mode. 6513 */ 6514 if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL) 6515 clearopbeep(cap->oap); 6516 } 6517 } 6518 6519 /* 6520 * CTRL-R: undo undo 6521 */ 6522 static void 6523 nv_redo(cmdarg_T *cap) 6524 { 6525 if (!checkclearopq(cap->oap)) 6526 { 6527 u_redo((int)cap->count1); 6528 curwin->w_set_curswant = TRUE; 6529 } 6530 } 6531 6532 /* 6533 * Handle "U" command. 6534 */ 6535 static void 6536 nv_Undo(cmdarg_T *cap) 6537 { 6538 // In Visual mode and typing "gUU" triggers an operator 6539 if (cap->oap->op_type == OP_UPPER || VIsual_active) 6540 { 6541 // translate "gUU" to "gUgU" 6542 cap->cmdchar = 'g'; 6543 cap->nchar = 'U'; 6544 nv_operator(cap); 6545 } 6546 else if (!checkclearopq(cap->oap)) 6547 { 6548 u_undoline(); 6549 curwin->w_set_curswant = TRUE; 6550 } 6551 } 6552 6553 /* 6554 * '~' command: If tilde is not an operator and Visual is off: swap case of a 6555 * single character. 6556 */ 6557 static void 6558 nv_tilde(cmdarg_T *cap) 6559 { 6560 if (!p_to && !VIsual_active && cap->oap->op_type != OP_TILDE) 6561 { 6562 #ifdef FEAT_JOB_CHANNEL 6563 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 6564 { 6565 clearopbeep(cap->oap); 6566 return; 6567 } 6568 #endif 6569 n_swapchar(cap); 6570 } 6571 else 6572 nv_operator(cap); 6573 } 6574 6575 /* 6576 * Handle an operator command. 6577 * The actual work is done by do_pending_operator(). 6578 */ 6579 static void 6580 nv_operator(cmdarg_T *cap) 6581 { 6582 int op_type; 6583 6584 op_type = get_op_type(cap->cmdchar, cap->nchar); 6585 #ifdef FEAT_JOB_CHANNEL 6586 if (bt_prompt(curbuf) && op_is_change(op_type) && !prompt_curpos_editable()) 6587 { 6588 clearopbeep(cap->oap); 6589 return; 6590 } 6591 #endif 6592 6593 if (op_type == cap->oap->op_type) // double operator works on lines 6594 nv_lineop(cap); 6595 else if (!checkclearop(cap->oap)) 6596 { 6597 cap->oap->start = curwin->w_cursor; 6598 cap->oap->op_type = op_type; 6599 #ifdef FEAT_EVAL 6600 set_op_var(op_type); 6601 #endif 6602 } 6603 } 6604 6605 #ifdef FEAT_EVAL 6606 /* 6607 * Set v:operator to the characters for "optype". 6608 */ 6609 static void 6610 set_op_var(int optype) 6611 { 6612 char_u opchars[3]; 6613 6614 if (optype == OP_NOP) 6615 set_vim_var_string(VV_OP, NULL, 0); 6616 else 6617 { 6618 opchars[0] = get_op_char(optype); 6619 opchars[1] = get_extra_op_char(optype); 6620 opchars[2] = NUL; 6621 set_vim_var_string(VV_OP, opchars, -1); 6622 } 6623 } 6624 #endif 6625 6626 /* 6627 * Handle linewise operator "dd", "yy", etc. 6628 * 6629 * "_" is is a strange motion command that helps make operators more logical. 6630 * It is actually implemented, but not documented in the real Vi. This motion 6631 * command actually refers to "the current line". Commands like "dd" and "yy" 6632 * are really an alternate form of "d_" and "y_". It does accept a count, so 6633 * "d3_" works to delete 3 lines. 6634 */ 6635 static void 6636 nv_lineop(cmdarg_T *cap) 6637 { 6638 cap->oap->motion_type = MLINE; 6639 if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL) 6640 clearopbeep(cap->oap); 6641 else if ( (cap->oap->op_type == OP_DELETE // only with linewise motions 6642 && cap->oap->motion_force != 'v' 6643 && cap->oap->motion_force != Ctrl_V) 6644 || cap->oap->op_type == OP_LSHIFT 6645 || cap->oap->op_type == OP_RSHIFT) 6646 beginline(BL_SOL | BL_FIX); 6647 else if (cap->oap->op_type != OP_YANK) // 'Y' does not move cursor 6648 beginline(BL_WHITE | BL_FIX); 6649 } 6650 6651 /* 6652 * <Home> command. 6653 */ 6654 static void 6655 nv_home(cmdarg_T *cap) 6656 { 6657 // CTRL-HOME is like "gg" 6658 if (mod_mask & MOD_MASK_CTRL) 6659 nv_goto(cap); 6660 else 6661 { 6662 cap->count0 = 1; 6663 nv_pipe(cap); 6664 } 6665 ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a 6666 // one-character line). 6667 } 6668 6669 /* 6670 * "|" command. 6671 */ 6672 static void 6673 nv_pipe(cmdarg_T *cap) 6674 { 6675 cap->oap->motion_type = MCHAR; 6676 cap->oap->inclusive = FALSE; 6677 beginline(0); 6678 if (cap->count0 > 0) 6679 { 6680 coladvance((colnr_T)(cap->count0 - 1)); 6681 curwin->w_curswant = (colnr_T)(cap->count0 - 1); 6682 } 6683 else 6684 curwin->w_curswant = 0; 6685 // keep curswant at the column where we wanted to go, not where 6686 // we ended; differs if line is too short 6687 curwin->w_set_curswant = FALSE; 6688 } 6689 6690 /* 6691 * Handle back-word command "b" and "B". 6692 * cap->arg is 1 for "B" 6693 */ 6694 static void 6695 nv_bck_word(cmdarg_T *cap) 6696 { 6697 cap->oap->motion_type = MCHAR; 6698 cap->oap->inclusive = FALSE; 6699 curwin->w_set_curswant = TRUE; 6700 if (bck_word(cap->count1, cap->arg, FALSE) == FAIL) 6701 clearopbeep(cap->oap); 6702 #ifdef FEAT_FOLDING 6703 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6704 foldOpenCursor(); 6705 #endif 6706 } 6707 6708 /* 6709 * Handle word motion commands "e", "E", "w" and "W". 6710 * cap->arg is TRUE for "E" and "W". 6711 */ 6712 static void 6713 nv_wordcmd(cmdarg_T *cap) 6714 { 6715 int n; 6716 int word_end; 6717 int flag = FALSE; 6718 pos_T startpos = curwin->w_cursor; 6719 6720 /* 6721 * Set inclusive for the "E" and "e" command. 6722 */ 6723 if (cap->cmdchar == 'e' || cap->cmdchar == 'E') 6724 word_end = TRUE; 6725 else 6726 word_end = FALSE; 6727 cap->oap->inclusive = word_end; 6728 6729 /* 6730 * "cw" and "cW" are a special case. 6731 */ 6732 if (!word_end && cap->oap->op_type == OP_CHANGE) 6733 { 6734 n = gchar_cursor(); 6735 if (n != NUL) // not an empty line 6736 { 6737 if (VIM_ISWHITE(n)) 6738 { 6739 /* 6740 * Reproduce a funny Vi behaviour: "cw" on a blank only 6741 * changes one character, not all blanks until the start of 6742 * the next word. Only do this when the 'w' flag is included 6743 * in 'cpoptions'. 6744 */ 6745 if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL) 6746 { 6747 cap->oap->inclusive = TRUE; 6748 cap->oap->motion_type = MCHAR; 6749 return; 6750 } 6751 } 6752 else 6753 { 6754 /* 6755 * This is a little strange. To match what the real Vi does, 6756 * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided 6757 * that we are not on a space or a TAB. This seems impolite 6758 * at first, but it's really more what we mean when we say 6759 * 'cw'. 6760 * Another strangeness: When standing on the end of a word 6761 * "ce" will change until the end of the next word, but "cw" 6762 * will change only one character! This is done by setting 6763 * flag. 6764 */ 6765 cap->oap->inclusive = TRUE; 6766 word_end = TRUE; 6767 flag = TRUE; 6768 } 6769 } 6770 } 6771 6772 cap->oap->motion_type = MCHAR; 6773 curwin->w_set_curswant = TRUE; 6774 if (word_end) 6775 n = end_word(cap->count1, cap->arg, flag, FALSE); 6776 else 6777 n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP); 6778 6779 // Don't leave the cursor on the NUL past the end of line. Unless we 6780 // didn't move it forward. 6781 if (LT_POS(startpos, curwin->w_cursor)) 6782 adjust_cursor(cap->oap); 6783 6784 if (n == FAIL && cap->oap->op_type == OP_NOP) 6785 clearopbeep(cap->oap); 6786 else 6787 { 6788 adjust_for_sel(cap); 6789 #ifdef FEAT_FOLDING 6790 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6791 foldOpenCursor(); 6792 #endif 6793 } 6794 } 6795 6796 /* 6797 * Used after a movement command: If the cursor ends up on the NUL after the 6798 * end of the line, may move it back to the last character and make the motion 6799 * inclusive. 6800 */ 6801 static void 6802 adjust_cursor(oparg_T *oap) 6803 { 6804 // The cursor cannot remain on the NUL when: 6805 // - the column is > 0 6806 // - not in Visual mode or 'selection' is "o" 6807 // - 'virtualedit' is not "all" and not "onemore". 6808 if (curwin->w_cursor.col > 0 && gchar_cursor() == NUL 6809 && (!VIsual_active || *p_sel == 'o') 6810 && !virtual_active() && (get_ve_flags() & VE_ONEMORE) == 0) 6811 { 6812 --curwin->w_cursor.col; 6813 // prevent cursor from moving on the trail byte 6814 if (has_mbyte) 6815 mb_adjust_cursor(); 6816 oap->inclusive = TRUE; 6817 } 6818 } 6819 6820 /* 6821 * "0" and "^" commands. 6822 * cap->arg is the argument for beginline(). 6823 */ 6824 static void 6825 nv_beginline(cmdarg_T *cap) 6826 { 6827 cap->oap->motion_type = MCHAR; 6828 cap->oap->inclusive = FALSE; 6829 beginline(cap->arg); 6830 #ifdef FEAT_FOLDING 6831 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6832 foldOpenCursor(); 6833 #endif 6834 ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a 6835 // one-character line). 6836 } 6837 6838 /* 6839 * In exclusive Visual mode, may include the last character. 6840 */ 6841 static void 6842 adjust_for_sel(cmdarg_T *cap) 6843 { 6844 if (VIsual_active && cap->oap->inclusive && *p_sel == 'e' 6845 && gchar_cursor() != NUL && LT_POS(VIsual, curwin->w_cursor)) 6846 { 6847 if (has_mbyte) 6848 inc_cursor(); 6849 else 6850 ++curwin->w_cursor.col; 6851 cap->oap->inclusive = FALSE; 6852 } 6853 } 6854 6855 /* 6856 * Exclude last character at end of Visual area for 'selection' == "exclusive". 6857 * Should check VIsual_mode before calling this. 6858 * Returns TRUE when backed up to the previous line. 6859 */ 6860 int 6861 unadjust_for_sel(void) 6862 { 6863 pos_T *pp; 6864 6865 if (*p_sel == 'e' && !EQUAL_POS(VIsual, curwin->w_cursor)) 6866 { 6867 if (LT_POS(VIsual, curwin->w_cursor)) 6868 pp = &curwin->w_cursor; 6869 else 6870 pp = &VIsual; 6871 if (pp->coladd > 0) 6872 --pp->coladd; 6873 else 6874 if (pp->col > 0) 6875 { 6876 --pp->col; 6877 mb_adjustpos(curbuf, pp); 6878 } 6879 else if (pp->lnum > 1) 6880 { 6881 --pp->lnum; 6882 pp->col = (colnr_T)STRLEN(ml_get(pp->lnum)); 6883 return TRUE; 6884 } 6885 } 6886 return FALSE; 6887 } 6888 6889 /* 6890 * SELECT key in Normal or Visual mode: end of Select mode mapping. 6891 */ 6892 static void 6893 nv_select(cmdarg_T *cap) 6894 { 6895 if (VIsual_active) 6896 VIsual_select = TRUE; 6897 else if (VIsual_reselect) 6898 { 6899 cap->nchar = 'v'; // fake "gv" command 6900 cap->arg = TRUE; 6901 nv_g_cmd(cap); 6902 } 6903 } 6904 6905 6906 /* 6907 * "G", "gg", CTRL-END, CTRL-HOME. 6908 * cap->arg is TRUE for "G". 6909 */ 6910 static void 6911 nv_goto(cmdarg_T *cap) 6912 { 6913 linenr_T lnum; 6914 6915 if (cap->arg) 6916 lnum = curbuf->b_ml.ml_line_count; 6917 else 6918 lnum = 1L; 6919 cap->oap->motion_type = MLINE; 6920 setpcmark(); 6921 6922 // When a count is given, use it instead of the default lnum 6923 if (cap->count0 != 0) 6924 lnum = cap->count0; 6925 if (lnum < 1L) 6926 lnum = 1L; 6927 else if (lnum > curbuf->b_ml.ml_line_count) 6928 lnum = curbuf->b_ml.ml_line_count; 6929 curwin->w_cursor.lnum = lnum; 6930 beginline(BL_SOL | BL_FIX); 6931 #ifdef FEAT_FOLDING 6932 if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP) 6933 foldOpenCursor(); 6934 #endif 6935 } 6936 6937 /* 6938 * CTRL-\ in Normal mode. 6939 */ 6940 static void 6941 nv_normal(cmdarg_T *cap) 6942 { 6943 if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G) 6944 { 6945 clearop(cap->oap); 6946 if (restart_edit != 0 && mode_displayed) 6947 clear_cmdline = TRUE; // unshow mode later 6948 restart_edit = 0; 6949 #ifdef FEAT_CMDWIN 6950 if (cmdwin_type != 0) 6951 cmdwin_result = Ctrl_C; 6952 #endif 6953 if (VIsual_active) 6954 { 6955 end_visual_mode(); // stop Visual 6956 redraw_curbuf_later(INVERTED); 6957 } 6958 // CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. 6959 if (cap->nchar == Ctrl_G && p_im) 6960 restart_edit = 'a'; 6961 } 6962 else 6963 clearopbeep(cap->oap); 6964 } 6965 6966 /* 6967 * ESC in Normal mode: beep, but don't flush buffers. 6968 * Don't even beep if we are canceling a command. 6969 */ 6970 static void 6971 nv_esc(cmdarg_T *cap) 6972 { 6973 int no_reason; 6974 6975 no_reason = (cap->oap->op_type == OP_NOP 6976 && cap->opcount == 0 6977 && cap->count0 == 0 6978 && cap->oap->regname == 0 6979 && !p_im); 6980 6981 if (cap->arg) // TRUE for CTRL-C 6982 { 6983 if (restart_edit == 0 6984 #ifdef FEAT_CMDWIN 6985 && cmdwin_type == 0 6986 #endif 6987 && !VIsual_active 6988 && no_reason) 6989 { 6990 if (anyBufIsChanged()) 6991 msg(_("Type :qa! and press <Enter> to abandon all changes and exit Vim")); 6992 else 6993 msg(_("Type :qa and press <Enter> to exit Vim")); 6994 } 6995 6996 // Don't reset "restart_edit" when 'insertmode' is set, it won't be 6997 // set again below when halfway a mapping. 6998 if (!p_im) 6999 restart_edit = 0; 7000 #ifdef FEAT_CMDWIN 7001 if (cmdwin_type != 0) 7002 { 7003 cmdwin_result = K_IGNORE; 7004 got_int = FALSE; // don't stop executing autocommands et al. 7005 return; 7006 } 7007 #endif 7008 } 7009 #ifdef FEAT_CMDWIN 7010 else if (cmdwin_type != 0 && ex_normal_busy) 7011 { 7012 // When :normal runs out of characters while in the command line window 7013 // vgetorpeek() will return ESC. Exit the cmdline window to break the 7014 // loop. 7015 cmdwin_result = K_IGNORE; 7016 return; 7017 } 7018 #endif 7019 7020 if (VIsual_active) 7021 { 7022 end_visual_mode(); // stop Visual 7023 check_cursor_col(); // make sure cursor is not beyond EOL 7024 curwin->w_set_curswant = TRUE; 7025 redraw_curbuf_later(INVERTED); 7026 } 7027 else if (no_reason) 7028 vim_beep(BO_ESC); 7029 clearop(cap->oap); 7030 7031 // A CTRL-C is often used at the start of a menu. When 'insertmode' is 7032 // set return to Insert mode afterwards. 7033 if (restart_edit == 0 && goto_im() && ex_normal_busy == 0) 7034 restart_edit = 'a'; 7035 } 7036 7037 /* 7038 * Move the cursor for the "A" command. 7039 */ 7040 void 7041 set_cursor_for_append_to_line(void) 7042 { 7043 curwin->w_set_curswant = TRUE; 7044 if (get_ve_flags() == VE_ALL) 7045 { 7046 int save_State = State; 7047 7048 // Pretend Insert mode here to allow the cursor on the 7049 // character past the end of the line 7050 State = INSERT; 7051 coladvance((colnr_T)MAXCOL); 7052 State = save_State; 7053 } 7054 else 7055 curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor()); 7056 } 7057 7058 /* 7059 * Handle "A", "a", "I", "i" and <Insert> commands. 7060 * Also handle K_PS, start bracketed paste. 7061 */ 7062 static void 7063 nv_edit(cmdarg_T *cap) 7064 { 7065 // <Insert> is equal to "i" 7066 if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS) 7067 cap->cmdchar = 'i'; 7068 7069 // in Visual mode "A" and "I" are an operator 7070 if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I')) 7071 { 7072 #ifdef FEAT_TERMINAL 7073 if (term_in_normal_mode()) 7074 { 7075 end_visual_mode(); 7076 clearop(cap->oap); 7077 term_enter_job_mode(); 7078 return; 7079 } 7080 #endif 7081 v_visop(cap); 7082 } 7083 7084 // in Visual mode and after an operator "a" and "i" are for text objects 7085 else if ((cap->cmdchar == 'a' || cap->cmdchar == 'i') 7086 && (cap->oap->op_type != OP_NOP || VIsual_active)) 7087 { 7088 #ifdef FEAT_TEXTOBJ 7089 nv_object(cap); 7090 #else 7091 clearopbeep(cap->oap); 7092 #endif 7093 } 7094 #ifdef FEAT_TERMINAL 7095 else if (term_in_normal_mode()) 7096 { 7097 clearop(cap->oap); 7098 term_enter_job_mode(); 7099 return; 7100 } 7101 #endif 7102 else if (!curbuf->b_p_ma && !p_im) 7103 { 7104 // Only give this error when 'insertmode' is off. 7105 emsg(_(e_cannot_make_changes_modifiable_is_off)); 7106 clearop(cap->oap); 7107 if (cap->cmdchar == K_PS) 7108 // drop the pasted text 7109 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7110 } 7111 else if (cap->cmdchar == K_PS && VIsual_active) 7112 { 7113 pos_T old_pos = curwin->w_cursor; 7114 pos_T old_visual = VIsual; 7115 7116 // In Visual mode the selected text is deleted. 7117 if (VIsual_mode == 'V' || curwin->w_cursor.lnum != VIsual.lnum) 7118 { 7119 shift_delete_registers(); 7120 cap->oap->regname = '1'; 7121 } 7122 else 7123 cap->oap->regname = '-'; 7124 cap->cmdchar = 'd'; 7125 cap->nchar = NUL; 7126 nv_operator(cap); 7127 do_pending_operator(cap, 0, FALSE); 7128 cap->cmdchar = K_PS; 7129 7130 // When the last char in the line was deleted then append. Detect this 7131 // by checking if the cursor moved to before the Visual area. 7132 if (*ml_get_cursor() != NUL && LT_POS(curwin->w_cursor, old_pos) 7133 && LT_POS(curwin->w_cursor, old_visual)) 7134 inc_cursor(); 7135 7136 // Insert to replace the deleted text with the pasted text. 7137 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7138 } 7139 else if (!checkclearopq(cap->oap)) 7140 { 7141 switch (cap->cmdchar) 7142 { 7143 case 'A': // "A"ppend after the line 7144 set_cursor_for_append_to_line(); 7145 break; 7146 7147 case 'I': // "I"nsert before the first non-blank 7148 if (vim_strchr(p_cpo, CPO_INSEND) == NULL) 7149 beginline(BL_WHITE); 7150 else 7151 beginline(BL_WHITE|BL_FIX); 7152 break; 7153 7154 case K_PS: 7155 // Bracketed paste works like "a"ppend, unless the cursor is in 7156 // the first column, then it inserts. 7157 if (curwin->w_cursor.col == 0) 7158 break; 7159 // FALLTHROUGH 7160 7161 case 'a': // "a"ppend is like "i"nsert on the next character. 7162 // increment coladd when in virtual space, increment the 7163 // column otherwise, also to append after an unprintable char 7164 if (virtual_active() 7165 && (curwin->w_cursor.coladd > 0 7166 || *ml_get_cursor() == NUL 7167 || *ml_get_cursor() == TAB)) 7168 curwin->w_cursor.coladd++; 7169 else if (*ml_get_cursor() != NUL) 7170 inc_cursor(); 7171 break; 7172 } 7173 7174 if (curwin->w_cursor.coladd && cap->cmdchar != 'A') 7175 { 7176 int save_State = State; 7177 7178 // Pretend Insert mode here to allow the cursor on the 7179 // character past the end of the line 7180 State = INSERT; 7181 coladvance(getviscol()); 7182 State = save_State; 7183 } 7184 7185 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7186 } 7187 else if (cap->cmdchar == K_PS) 7188 // drop the pasted text 7189 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7190 } 7191 7192 /* 7193 * Invoke edit() and take care of "restart_edit" and the return value. 7194 */ 7195 static void 7196 invoke_edit( 7197 cmdarg_T *cap, 7198 int repl, // "r" or "gr" command 7199 int cmd, 7200 int startln) 7201 { 7202 int restart_edit_save = 0; 7203 7204 // Complicated: When the user types "a<C-O>a" we don't want to do Insert 7205 // mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow 7206 // it. 7207 if (repl || !stuff_empty()) 7208 restart_edit_save = restart_edit; 7209 else 7210 restart_edit_save = 0; 7211 7212 // Always reset "restart_edit", this is not a restarted edit. 7213 restart_edit = 0; 7214 7215 if (edit(cmd, startln, cap->count1)) 7216 cap->retval |= CA_COMMAND_BUSY; 7217 7218 if (restart_edit == 0) 7219 restart_edit = restart_edit_save; 7220 } 7221 7222 #ifdef FEAT_TEXTOBJ 7223 /* 7224 * "a" or "i" while an operator is pending or in Visual mode: object motion. 7225 */ 7226 static void 7227 nv_object( 7228 cmdarg_T *cap) 7229 { 7230 int flag; 7231 int include; 7232 char_u *mps_save; 7233 7234 if (cap->cmdchar == 'i') 7235 include = FALSE; // "ix" = inner object: exclude white space 7236 else 7237 include = TRUE; // "ax" = an object: include white space 7238 7239 // Make sure (), [], {} and <> are in 'matchpairs' 7240 mps_save = curbuf->b_p_mps; 7241 curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>"; 7242 7243 switch (cap->nchar) 7244 { 7245 case 'w': // "aw" = a word 7246 flag = current_word(cap->oap, cap->count1, include, FALSE); 7247 break; 7248 case 'W': // "aW" = a WORD 7249 flag = current_word(cap->oap, cap->count1, include, TRUE); 7250 break; 7251 case 'b': // "ab" = a braces block 7252 case '(': 7253 case ')': 7254 flag = current_block(cap->oap, cap->count1, include, '(', ')'); 7255 break; 7256 case 'B': // "aB" = a Brackets block 7257 case '{': 7258 case '}': 7259 flag = current_block(cap->oap, cap->count1, include, '{', '}'); 7260 break; 7261 case '[': // "a[" = a [] block 7262 case ']': 7263 flag = current_block(cap->oap, cap->count1, include, '[', ']'); 7264 break; 7265 case '<': // "a<" = a <> block 7266 case '>': 7267 flag = current_block(cap->oap, cap->count1, include, '<', '>'); 7268 break; 7269 case 't': // "at" = a tag block (xml and html) 7270 // Do not adjust oap->end in do_pending_operator() 7271 // otherwise there are different results for 'dit' 7272 // (note leading whitespace in last line): 7273 // 1) <b> 2) <b> 7274 // foobar foobar 7275 // </b> </b> 7276 cap->retval |= CA_NO_ADJ_OP_END; 7277 flag = current_tagblock(cap->oap, cap->count1, include); 7278 break; 7279 case 'p': // "ap" = a paragraph 7280 flag = current_par(cap->oap, cap->count1, include, 'p'); 7281 break; 7282 case 's': // "as" = a sentence 7283 flag = current_sent(cap->oap, cap->count1, include); 7284 break; 7285 case '"': // "a"" = a double quoted string 7286 case '\'': // "a'" = a single quoted string 7287 case '`': // "a`" = a backtick quoted string 7288 flag = current_quote(cap->oap, cap->count1, include, 7289 cap->nchar); 7290 break; 7291 #if 0 // TODO 7292 case 'S': // "aS" = a section 7293 case 'f': // "af" = a filename 7294 case 'u': // "au" = a URL 7295 #endif 7296 default: 7297 flag = FAIL; 7298 break; 7299 } 7300 7301 curbuf->b_p_mps = mps_save; 7302 if (flag == FAIL) 7303 clearopbeep(cap->oap); 7304 adjust_cursor_col(); 7305 curwin->w_set_curswant = TRUE; 7306 } 7307 #endif 7308 7309 /* 7310 * "q" command: Start/stop recording. 7311 * "q:", "q/", "q?": edit command-line in command-line window. 7312 */ 7313 static void 7314 nv_record(cmdarg_T *cap) 7315 { 7316 if (cap->oap->op_type == OP_FORMAT) 7317 { 7318 // "gqq" is the same as "gqgq": format line 7319 cap->cmdchar = 'g'; 7320 cap->nchar = 'q'; 7321 nv_operator(cap); 7322 } 7323 else if (!checkclearop(cap->oap)) 7324 { 7325 #ifdef FEAT_CMDWIN 7326 if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?') 7327 { 7328 stuffcharReadbuff(cap->nchar); 7329 stuffcharReadbuff(K_CMDWIN); 7330 } 7331 else 7332 #endif 7333 // (stop) recording into a named register, unless executing a 7334 // register 7335 if (reg_executing == 0 && do_record(cap->nchar) == FAIL) 7336 clearopbeep(cap->oap); 7337 } 7338 } 7339 7340 /* 7341 * Handle the "@r" command. 7342 */ 7343 static void 7344 nv_at(cmdarg_T *cap) 7345 { 7346 if (checkclearop(cap->oap)) 7347 return; 7348 #ifdef FEAT_EVAL 7349 if (cap->nchar == '=') 7350 { 7351 if (get_expr_register() == NUL) 7352 return; 7353 } 7354 #endif 7355 while (cap->count1-- && !got_int) 7356 { 7357 if (do_execreg(cap->nchar, FALSE, FALSE, FALSE) == FAIL) 7358 { 7359 clearopbeep(cap->oap); 7360 break; 7361 } 7362 line_breakcheck(); 7363 } 7364 } 7365 7366 /* 7367 * Handle the CTRL-U and CTRL-D commands. 7368 */ 7369 static void 7370 nv_halfpage(cmdarg_T *cap) 7371 { 7372 if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1) 7373 || (cap->cmdchar == Ctrl_D 7374 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)) 7375 clearopbeep(cap->oap); 7376 else if (!checkclearop(cap->oap)) 7377 halfpage(cap->cmdchar == Ctrl_D, cap->count0); 7378 } 7379 7380 /* 7381 * Handle "J" or "gJ" command. 7382 */ 7383 static void 7384 nv_join(cmdarg_T *cap) 7385 { 7386 if (VIsual_active) // join the visual lines 7387 nv_operator(cap); 7388 else if (!checkclearop(cap->oap)) 7389 { 7390 if (cap->count0 <= 1) 7391 cap->count0 = 2; // default for join is two lines! 7392 if (curwin->w_cursor.lnum + cap->count0 - 1 > 7393 curbuf->b_ml.ml_line_count) 7394 { 7395 // can't join when on the last line 7396 if (cap->count0 <= 2) 7397 { 7398 clearopbeep(cap->oap); 7399 return; 7400 } 7401 cap->count0 = curbuf->b_ml.ml_line_count 7402 - curwin->w_cursor.lnum + 1; 7403 } 7404 7405 prep_redo(cap->oap->regname, cap->count0, 7406 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 7407 (void)do_join(cap->count0, cap->nchar == NUL, TRUE, TRUE, TRUE); 7408 } 7409 } 7410 7411 /* 7412 * "P", "gP", "p" and "gp" commands. 7413 */ 7414 static void 7415 nv_put(cmdarg_T *cap) 7416 { 7417 nv_put_opt(cap, FALSE); 7418 } 7419 7420 /* 7421 * "P", "gP", "p" and "gp" commands. 7422 * "fix_indent" is TRUE for "[p", "[P", "]p" and "]P". 7423 */ 7424 static void 7425 nv_put_opt(cmdarg_T *cap, int fix_indent) 7426 { 7427 int regname = 0; 7428 void *reg1 = NULL, *reg2 = NULL; 7429 int empty = FALSE; 7430 int was_visual = FALSE; 7431 int dir; 7432 int flags = 0; 7433 7434 if (cap->oap->op_type != OP_NOP) 7435 { 7436 #ifdef FEAT_DIFF 7437 // "dp" is ":diffput" 7438 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p') 7439 { 7440 clearop(cap->oap); 7441 nv_diffgetput(TRUE, cap->opcount); 7442 } 7443 else 7444 #endif 7445 clearopbeep(cap->oap); 7446 } 7447 #ifdef FEAT_JOB_CHANNEL 7448 else if (bt_prompt(curbuf) && !prompt_curpos_editable()) 7449 { 7450 clearopbeep(cap->oap); 7451 } 7452 #endif 7453 else 7454 { 7455 if (fix_indent) 7456 { 7457 dir = (cap->cmdchar == ']' && cap->nchar == 'p') 7458 ? FORWARD : BACKWARD; 7459 flags |= PUT_FIXINDENT; 7460 } 7461 else 7462 dir = (cap->cmdchar == 'P' 7463 || ((cap->cmdchar == 'g' || cap->cmdchar == 'z') 7464 && cap->nchar == 'P')) ? BACKWARD : FORWARD; 7465 prep_redo_cmd(cap); 7466 if (cap->cmdchar == 'g') 7467 flags |= PUT_CURSEND; 7468 else if (cap->cmdchar == 'z') 7469 flags |= PUT_BLOCK_INNER; 7470 7471 if (VIsual_active) 7472 { 7473 // Putting in Visual mode: The put text replaces the selected 7474 // text. First delete the selected text, then put the new text. 7475 // Need to save and restore the registers that the delete 7476 // overwrites if the old contents is being put. 7477 was_visual = TRUE; 7478 regname = cap->oap->regname; 7479 #ifdef FEAT_CLIPBOARD 7480 adjust_clip_reg(®name); 7481 #endif 7482 if (regname == 0 || regname == '"' 7483 || VIM_ISDIGIT(regname) || regname == '-' 7484 #ifdef FEAT_CLIPBOARD 7485 || (clip_unnamed && (regname == '*' || regname == '+')) 7486 #endif 7487 7488 ) 7489 { 7490 // The delete is going to overwrite the register we want to 7491 // put, save it first. 7492 reg1 = get_register(regname, TRUE); 7493 } 7494 7495 // Now delete the selected text. Avoid messages here. 7496 cap->cmdchar = 'd'; 7497 cap->nchar = NUL; 7498 cap->oap->regname = NUL; 7499 ++msg_silent; 7500 nv_operator(cap); 7501 do_pending_operator(cap, 0, FALSE); 7502 empty = (curbuf->b_ml.ml_flags & ML_EMPTY); 7503 --msg_silent; 7504 7505 // delete PUT_LINE_BACKWARD; 7506 cap->oap->regname = regname; 7507 7508 if (reg1 != NULL) 7509 { 7510 // Delete probably changed the register we want to put, save 7511 // it first. Then put back what was there before the delete. 7512 reg2 = get_register(regname, FALSE); 7513 put_register(regname, reg1); 7514 } 7515 7516 // When deleted a linewise Visual area, put the register as 7517 // lines to avoid it joined with the next line. When deletion was 7518 // characterwise, split a line when putting lines. 7519 if (VIsual_mode == 'V') 7520 flags |= PUT_LINE; 7521 else if (VIsual_mode == 'v') 7522 flags |= PUT_LINE_SPLIT; 7523 if (VIsual_mode == Ctrl_V && dir == FORWARD) 7524 flags |= PUT_LINE_FORWARD; 7525 dir = BACKWARD; 7526 if ((VIsual_mode != 'V' 7527 && curwin->w_cursor.col < curbuf->b_op_start.col) 7528 || (VIsual_mode == 'V' 7529 && curwin->w_cursor.lnum < curbuf->b_op_start.lnum)) 7530 // cursor is at the end of the line or end of file, put 7531 // forward. 7532 dir = FORWARD; 7533 // May have been reset in do_put(). 7534 VIsual_active = TRUE; 7535 } 7536 do_put(cap->oap->regname, NULL, dir, cap->count1, flags); 7537 7538 // If a register was saved, put it back now. 7539 if (reg2 != NULL) 7540 put_register(regname, reg2); 7541 7542 // What to reselect with "gv"? Selecting the just put text seems to 7543 // be the most useful, since the original text was removed. 7544 if (was_visual) 7545 { 7546 curbuf->b_visual.vi_start = curbuf->b_op_start; 7547 curbuf->b_visual.vi_end = curbuf->b_op_end; 7548 // need to adjust cursor position 7549 if (*p_sel == 'e') 7550 inc(&curbuf->b_visual.vi_end); 7551 } 7552 7553 // When all lines were selected and deleted do_put() leaves an empty 7554 // line that needs to be deleted now. 7555 if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL) 7556 { 7557 ml_delete_flags(curbuf->b_ml.ml_line_count, ML_DEL_MESSAGE); 7558 deleted_lines(curbuf->b_ml.ml_line_count + 1, 1); 7559 7560 // If the cursor was in that line, move it to the end of the last 7561 // line. 7562 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 7563 { 7564 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 7565 coladvance((colnr_T)MAXCOL); 7566 } 7567 } 7568 auto_format(FALSE, TRUE); 7569 } 7570 } 7571 7572 /* 7573 * "o" and "O" commands. 7574 */ 7575 static void 7576 nv_open(cmdarg_T *cap) 7577 { 7578 #ifdef FEAT_DIFF 7579 // "do" is ":diffget" 7580 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o') 7581 { 7582 clearop(cap->oap); 7583 nv_diffgetput(FALSE, cap->opcount); 7584 } 7585 else 7586 #endif 7587 if (VIsual_active) // switch start and end of visual 7588 v_swap_corners(cap->cmdchar); 7589 #ifdef FEAT_JOB_CHANNEL 7590 else if (bt_prompt(curbuf)) 7591 clearopbeep(cap->oap); 7592 #endif 7593 else 7594 n_opencmd(cap); 7595 } 7596 7597 #ifdef FEAT_NETBEANS_INTG 7598 static void 7599 nv_nbcmd(cmdarg_T *cap) 7600 { 7601 netbeans_keycommand(cap->nchar); 7602 } 7603 #endif 7604 7605 #ifdef FEAT_DND 7606 static void 7607 nv_drop(cmdarg_T *cap UNUSED) 7608 { 7609 do_put('~', NULL, BACKWARD, 1L, PUT_CURSEND); 7610 } 7611 #endif 7612 7613 /* 7614 * Trigger CursorHold event. 7615 * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the 7616 * input buffer. "did_cursorhold" is set to avoid retriggering. 7617 */ 7618 static void 7619 nv_cursorhold(cmdarg_T *cap) 7620 { 7621 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf); 7622 did_cursorhold = TRUE; 7623 cap->retval |= CA_COMMAND_BUSY; // don't call edit() now 7624 } 7625