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 clearopbeep(oap); 2310 #ifdef FEAT_FOLDING 2311 else if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP) 2312 foldOpenCursor(); 2313 #endif 2314 } 2315 2316 /* 2317 * Return TRUE if line[offset] is not inside a C-style comment or string, FALSE 2318 * otherwise. 2319 */ 2320 static int 2321 is_ident(char_u *line, int offset) 2322 { 2323 int i; 2324 int incomment = FALSE; 2325 int instring = 0; 2326 int prev = 0; 2327 2328 for (i = 0; i < offset && line[i] != NUL; i++) 2329 { 2330 if (instring != 0) 2331 { 2332 if (prev != '\\' && line[i] == instring) 2333 instring = 0; 2334 } 2335 else if ((line[i] == '"' || line[i] == '\'') && !incomment) 2336 { 2337 instring = line[i]; 2338 } 2339 else 2340 { 2341 if (incomment) 2342 { 2343 if (prev == '*' && line[i] == '/') 2344 incomment = FALSE; 2345 } 2346 else if (prev == '/' && line[i] == '*') 2347 { 2348 incomment = TRUE; 2349 } 2350 else if (prev == '/' && line[i] == '/') 2351 { 2352 return FALSE; 2353 } 2354 } 2355 2356 prev = line[i]; 2357 } 2358 2359 return incomment == FALSE && instring == 0; 2360 } 2361 2362 /* 2363 * Search for variable declaration of "ptr[len]". 2364 * When "locally" is TRUE in the current function ("gd"), otherwise in the 2365 * current file ("gD"). 2366 * When "thisblock" is TRUE check the {} block scope. 2367 * Return FAIL when not found. 2368 */ 2369 int 2370 find_decl( 2371 char_u *ptr, 2372 int len, 2373 int locally, 2374 int thisblock, 2375 int flags_arg) // flags passed to searchit() 2376 { 2377 char_u *pat; 2378 pos_T old_pos; 2379 pos_T par_pos; 2380 pos_T found_pos; 2381 int t; 2382 int save_p_ws; 2383 int save_p_scs; 2384 int retval = OK; 2385 int incll; 2386 int searchflags = flags_arg; 2387 int valid; 2388 2389 if ((pat = alloc(len + 7)) == NULL) 2390 return FAIL; 2391 2392 // Put "\V" before the pattern to avoid that the special meaning of "." 2393 // and "~" causes trouble. 2394 sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s", 2395 len, ptr); 2396 old_pos = curwin->w_cursor; 2397 save_p_ws = p_ws; 2398 save_p_scs = p_scs; 2399 p_ws = FALSE; // don't wrap around end of file now 2400 p_scs = FALSE; // don't switch ignorecase off now 2401 2402 /* 2403 * With "gD" go to line 1. 2404 * With "gd" Search back for the start of the current function, then go 2405 * back until a blank line. If this fails go to line 1. 2406 */ 2407 if (!locally || !findpar(&incll, BACKWARD, 1L, '{', FALSE)) 2408 { 2409 setpcmark(); // Set in findpar() otherwise 2410 curwin->w_cursor.lnum = 1; 2411 par_pos = curwin->w_cursor; 2412 } 2413 else 2414 { 2415 par_pos = curwin->w_cursor; 2416 while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL) 2417 --curwin->w_cursor.lnum; 2418 } 2419 curwin->w_cursor.col = 0; 2420 2421 // Search forward for the identifier, ignore comment lines. 2422 CLEAR_POS(&found_pos); 2423 for (;;) 2424 { 2425 t = searchit(curwin, curbuf, &curwin->w_cursor, NULL, FORWARD, 2426 pat, 1L, searchflags, RE_LAST, NULL); 2427 if (curwin->w_cursor.lnum >= old_pos.lnum) 2428 t = FAIL; // match after start is failure too 2429 2430 if (thisblock && t != FAIL) 2431 { 2432 pos_T *pos; 2433 2434 // Check that the block the match is in doesn't end before the 2435 // position where we started the search from. 2436 if ((pos = findmatchlimit(NULL, '}', FM_FORWARD, 2437 (int)(old_pos.lnum - curwin->w_cursor.lnum + 1))) != NULL 2438 && pos->lnum < old_pos.lnum) 2439 { 2440 // There can't be a useful match before the end of this block. 2441 // Skip to the end. 2442 curwin->w_cursor = *pos; 2443 continue; 2444 } 2445 } 2446 2447 if (t == FAIL) 2448 { 2449 // If we previously found a valid position, use it. 2450 if (found_pos.lnum != 0) 2451 { 2452 curwin->w_cursor = found_pos; 2453 t = OK; 2454 } 2455 break; 2456 } 2457 if (get_leader_len(ml_get_curline(), NULL, FALSE, TRUE) > 0) 2458 { 2459 // Ignore this line, continue at start of next line. 2460 ++curwin->w_cursor.lnum; 2461 curwin->w_cursor.col = 0; 2462 continue; 2463 } 2464 valid = is_ident(ml_get_curline(), curwin->w_cursor.col); 2465 2466 // If the current position is not a valid identifier and a previous 2467 // match is present, favor that one instead. 2468 if (!valid && found_pos.lnum != 0) 2469 { 2470 curwin->w_cursor = found_pos; 2471 break; 2472 } 2473 2474 // Global search: use first valid match found 2475 if (valid && !locally) 2476 break; 2477 if (valid && curwin->w_cursor.lnum >= par_pos.lnum) 2478 { 2479 // If we previously found a valid position, use it. 2480 if (found_pos.lnum != 0) 2481 curwin->w_cursor = found_pos; 2482 break; 2483 } 2484 2485 // For finding a local variable and the match is before the "{" or 2486 // inside a comment, continue searching. For K&R style function 2487 // declarations this skips the function header without types. 2488 if (!valid) 2489 CLEAR_POS(&found_pos); 2490 else 2491 found_pos = curwin->w_cursor; 2492 // Remove SEARCH_START from flags to avoid getting stuck at one 2493 // position. 2494 searchflags &= ~SEARCH_START; 2495 } 2496 2497 if (t == FAIL) 2498 { 2499 retval = FAIL; 2500 curwin->w_cursor = old_pos; 2501 } 2502 else 2503 { 2504 curwin->w_set_curswant = TRUE; 2505 // "n" searches forward now 2506 reset_search_dir(); 2507 } 2508 2509 vim_free(pat); 2510 p_ws = save_p_ws; 2511 p_scs = save_p_scs; 2512 2513 return retval; 2514 } 2515 2516 /* 2517 * Move 'dist' lines in direction 'dir', counting lines by *screen* 2518 * lines rather than lines in the file. 2519 * 'dist' must be positive. 2520 * 2521 * Return OK if able to move cursor, FAIL otherwise. 2522 */ 2523 static int 2524 nv_screengo(oparg_T *oap, int dir, long dist) 2525 { 2526 int linelen = linetabsize(ml_get_curline()); 2527 int retval = OK; 2528 int atend = FALSE; 2529 int n; 2530 int col_off1; // margin offset for first screen line 2531 int col_off2; // margin offset for wrapped screen line 2532 int width1; // text width for first screen line 2533 int width2; // text width for wrapped screen line 2534 2535 oap->motion_type = MCHAR; 2536 oap->inclusive = (curwin->w_curswant == MAXCOL); 2537 2538 col_off1 = curwin_col_off(); 2539 col_off2 = col_off1 - curwin_col_off2(); 2540 width1 = curwin->w_width - col_off1; 2541 width2 = curwin->w_width - col_off2; 2542 if (width2 == 0) 2543 width2 = 1; // avoid divide by zero 2544 2545 if (curwin->w_width != 0) 2546 { 2547 /* 2548 * Instead of sticking at the last character of the buffer line we 2549 * try to stick in the last column of the screen. 2550 */ 2551 if (curwin->w_curswant == MAXCOL) 2552 { 2553 atend = TRUE; 2554 validate_virtcol(); 2555 if (width1 <= 0) 2556 curwin->w_curswant = 0; 2557 else 2558 { 2559 curwin->w_curswant = width1 - 1; 2560 if (curwin->w_virtcol > curwin->w_curswant) 2561 curwin->w_curswant += ((curwin->w_virtcol 2562 - curwin->w_curswant - 1) / width2 + 1) * width2; 2563 } 2564 } 2565 else 2566 { 2567 if (linelen > width1) 2568 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2569 else 2570 n = width1; 2571 if (curwin->w_curswant >= (colnr_T)n) 2572 curwin->w_curswant = n - 1; 2573 } 2574 2575 while (dist--) 2576 { 2577 if (dir == BACKWARD) 2578 { 2579 if ((long)curwin->w_curswant >= width1 2580 #ifdef FEAT_FOLDING 2581 && !hasFolding(curwin->w_cursor.lnum, NULL, NULL) 2582 #endif 2583 ) 2584 // Move back within the line. This can give a negative value 2585 // for w_curswant if width1 < width2 (with cpoptions+=n), 2586 // which will get clipped to column 0. 2587 curwin->w_curswant -= width2; 2588 else 2589 { 2590 // to previous line 2591 #ifdef FEAT_FOLDING 2592 // Move to the start of a closed fold. Don't do that when 2593 // 'foldopen' contains "all": it will open in a moment. 2594 if (!(fdo_flags & FDO_ALL)) 2595 (void)hasFolding(curwin->w_cursor.lnum, 2596 &curwin->w_cursor.lnum, NULL); 2597 #endif 2598 if (curwin->w_cursor.lnum == 1) 2599 { 2600 retval = FAIL; 2601 break; 2602 } 2603 --curwin->w_cursor.lnum; 2604 2605 linelen = linetabsize(ml_get_curline()); 2606 if (linelen > width1) 2607 curwin->w_curswant += (((linelen - width1 - 1) / width2) 2608 + 1) * width2; 2609 } 2610 } 2611 else // dir == FORWARD 2612 { 2613 if (linelen > width1) 2614 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2615 else 2616 n = width1; 2617 if (curwin->w_curswant + width2 < (colnr_T)n 2618 #ifdef FEAT_FOLDING 2619 && !hasFolding(curwin->w_cursor.lnum, NULL, NULL) 2620 #endif 2621 ) 2622 // move forward within line 2623 curwin->w_curswant += width2; 2624 else 2625 { 2626 // to next line 2627 #ifdef FEAT_FOLDING 2628 // Move to the end of a closed fold. 2629 (void)hasFolding(curwin->w_cursor.lnum, NULL, 2630 &curwin->w_cursor.lnum); 2631 #endif 2632 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 2633 { 2634 retval = FAIL; 2635 break; 2636 } 2637 curwin->w_cursor.lnum++; 2638 curwin->w_curswant %= width2; 2639 // Check if the cursor has moved below the number display 2640 // when width1 < width2 (with cpoptions+=n). Subtract width2 2641 // to get a negative value for w_curswant, which will get 2642 // clipped to column 0. 2643 if (curwin->w_curswant >= width1) 2644 curwin->w_curswant -= width2; 2645 linelen = linetabsize(ml_get_curline()); 2646 } 2647 } 2648 } 2649 } 2650 2651 if (virtual_active() && atend) 2652 coladvance(MAXCOL); 2653 else 2654 coladvance(curwin->w_curswant); 2655 2656 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 2657 { 2658 colnr_T virtcol; 2659 int c; 2660 2661 /* 2662 * Check for landing on a character that got split at the end of the 2663 * last line. We want to advance a screenline, not end up in the same 2664 * screenline or move two screenlines. 2665 */ 2666 validate_virtcol(); 2667 virtcol = curwin->w_virtcol; 2668 #if defined(FEAT_LINEBREAK) 2669 if (virtcol > (colnr_T)width1 && *get_showbreak_value(curwin) != NUL) 2670 virtcol -= vim_strsize(get_showbreak_value(curwin)); 2671 #endif 2672 2673 c = (*mb_ptr2char)(ml_get_cursor()); 2674 if (dir == FORWARD && virtcol < curwin->w_curswant 2675 && (curwin->w_curswant <= (colnr_T)width1) 2676 && !vim_isprintc(c) && c > 255) 2677 oneright(); 2678 2679 if (virtcol > curwin->w_curswant 2680 && (curwin->w_curswant < (colnr_T)width1 2681 ? (curwin->w_curswant > (colnr_T)width1 / 2) 2682 : ((curwin->w_curswant - width1) % width2 2683 > (colnr_T)width2 / 2))) 2684 --curwin->w_cursor.col; 2685 } 2686 2687 if (atend) 2688 curwin->w_curswant = MAXCOL; // stick in the last column 2689 2690 return retval; 2691 } 2692 2693 /* 2694 * Handle CTRL-E and CTRL-Y commands: scroll a line up or down. 2695 * cap->arg must be TRUE for CTRL-E. 2696 */ 2697 void 2698 nv_scroll_line(cmdarg_T *cap) 2699 { 2700 if (!checkclearop(cap->oap)) 2701 scroll_redraw(cap->arg, cap->count1); 2702 } 2703 2704 /* 2705 * Scroll "count" lines up or down, and redraw. 2706 */ 2707 void 2708 scroll_redraw(int up, long count) 2709 { 2710 linenr_T prev_topline = curwin->w_topline; 2711 #ifdef FEAT_DIFF 2712 int prev_topfill = curwin->w_topfill; 2713 #endif 2714 linenr_T prev_lnum = curwin->w_cursor.lnum; 2715 2716 if (up) 2717 scrollup(count, TRUE); 2718 else 2719 scrolldown(count, TRUE); 2720 if (get_scrolloff_value()) 2721 { 2722 // Adjust the cursor position for 'scrolloff'. Mark w_topline as 2723 // valid, otherwise the screen jumps back at the end of the file. 2724 cursor_correct(); 2725 check_cursor_moved(curwin); 2726 curwin->w_valid |= VALID_TOPLINE; 2727 2728 // If moved back to where we were, at least move the cursor, otherwise 2729 // we get stuck at one position. Don't move the cursor up if the 2730 // first line of the buffer is already on the screen 2731 while (curwin->w_topline == prev_topline 2732 #ifdef FEAT_DIFF 2733 && curwin->w_topfill == prev_topfill 2734 #endif 2735 ) 2736 { 2737 if (up) 2738 { 2739 if (curwin->w_cursor.lnum > prev_lnum 2740 || cursor_down(1L, FALSE) == FAIL) 2741 break; 2742 } 2743 else 2744 { 2745 if (curwin->w_cursor.lnum < prev_lnum 2746 || prev_topline == 1L 2747 || cursor_up(1L, FALSE) == FAIL) 2748 break; 2749 } 2750 // Mark w_topline as valid, otherwise the screen jumps back at the 2751 // end of the file. 2752 check_cursor_moved(curwin); 2753 curwin->w_valid |= VALID_TOPLINE; 2754 } 2755 } 2756 if (curwin->w_cursor.lnum != prev_lnum) 2757 coladvance(curwin->w_curswant); 2758 redraw_later(VALID); 2759 } 2760 2761 /* 2762 * Commands that start with "z". 2763 */ 2764 static void 2765 nv_zet(cmdarg_T *cap) 2766 { 2767 long n; 2768 colnr_T col; 2769 int nchar = cap->nchar; 2770 #ifdef FEAT_FOLDING 2771 long old_fdl = curwin->w_p_fdl; 2772 int old_fen = curwin->w_p_fen; 2773 #endif 2774 #ifdef FEAT_SPELL 2775 int undo = FALSE; 2776 #endif 2777 long siso = get_sidescrolloff_value(); 2778 2779 if (VIM_ISDIGIT(nchar)) 2780 { 2781 /* 2782 * "z123{nchar}": edit the count before obtaining {nchar} 2783 */ 2784 if (checkclearop(cap->oap)) 2785 return; 2786 n = nchar - '0'; 2787 for (;;) 2788 { 2789 #ifdef USE_ON_FLY_SCROLL 2790 dont_scroll = TRUE; // disallow scrolling here 2791 #endif 2792 ++no_mapping; 2793 ++allow_keys; // no mapping for nchar, but allow key codes 2794 nchar = plain_vgetc(); 2795 LANGMAP_ADJUST(nchar, TRUE); 2796 --no_mapping; 2797 --allow_keys; 2798 #ifdef FEAT_CMDL_INFO 2799 (void)add_to_showcmd(nchar); 2800 #endif 2801 if (nchar == K_DEL || nchar == K_KDEL) 2802 n /= 10; 2803 else if (VIM_ISDIGIT(nchar)) 2804 n = n * 10 + (nchar - '0'); 2805 else if (nchar == CAR) 2806 { 2807 #ifdef FEAT_GUI 2808 need_mouse_correct = TRUE; 2809 #endif 2810 win_setheight((int)n); 2811 break; 2812 } 2813 else if (nchar == 'l' 2814 || nchar == 'h' 2815 || nchar == K_LEFT 2816 || nchar == K_RIGHT) 2817 { 2818 cap->count1 = n ? n * cap->count1 : cap->count1; 2819 goto dozet; 2820 } 2821 else 2822 { 2823 clearopbeep(cap->oap); 2824 break; 2825 } 2826 } 2827 cap->oap->op_type = OP_NOP; 2828 return; 2829 } 2830 2831 dozet: 2832 if ( 2833 #ifdef FEAT_FOLDING 2834 // "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc" 2835 // and "zC" only in Visual mode. "zj" and "zk" are motion 2836 // commands. 2837 cap->nchar != 'f' && cap->nchar != 'F' 2838 && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar)) 2839 && cap->nchar != 'j' && cap->nchar != 'k' 2840 && 2841 #endif 2842 checkclearop(cap->oap)) 2843 return; 2844 2845 /* 2846 * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb": 2847 * If line number given, set cursor. 2848 */ 2849 if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL) 2850 && cap->count0 2851 && cap->count0 != curwin->w_cursor.lnum) 2852 { 2853 setpcmark(); 2854 if (cap->count0 > curbuf->b_ml.ml_line_count) 2855 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2856 else 2857 curwin->w_cursor.lnum = cap->count0; 2858 check_cursor_col(); 2859 } 2860 2861 switch (nchar) 2862 { 2863 // "z+", "z<CR>" and "zt": put cursor at top of screen 2864 case '+': 2865 if (cap->count0 == 0) 2866 { 2867 // No count given: put cursor at the line below screen 2868 validate_botline(); // make sure w_botline is valid 2869 if (curwin->w_botline > curbuf->b_ml.ml_line_count) 2870 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2871 else 2872 curwin->w_cursor.lnum = curwin->w_botline; 2873 } 2874 // FALLTHROUGH 2875 case NL: 2876 case CAR: 2877 case K_KENTER: 2878 beginline(BL_WHITE | BL_FIX); 2879 // FALLTHROUGH 2880 2881 case 't': scroll_cursor_top(0, TRUE); 2882 redraw_later(VALID); 2883 set_fraction(curwin); 2884 break; 2885 2886 // "z." and "zz": put cursor in middle of screen 2887 case '.': beginline(BL_WHITE | BL_FIX); 2888 // FALLTHROUGH 2889 2890 case 'z': scroll_cursor_halfway(TRUE); 2891 redraw_later(VALID); 2892 set_fraction(curwin); 2893 break; 2894 2895 // "z^", "z-" and "zb": put cursor at bottom of screen 2896 case '^': // Strange Vi behavior: <count>z^ finds line at top of window 2897 // when <count> is at bottom of window, and puts that one at 2898 // bottom of window. 2899 if (cap->count0 != 0) 2900 { 2901 scroll_cursor_bot(0, TRUE); 2902 curwin->w_cursor.lnum = curwin->w_topline; 2903 } 2904 else if (curwin->w_topline == 1) 2905 curwin->w_cursor.lnum = 1; 2906 else 2907 curwin->w_cursor.lnum = curwin->w_topline - 1; 2908 // FALLTHROUGH 2909 case '-': 2910 beginline(BL_WHITE | BL_FIX); 2911 // FALLTHROUGH 2912 2913 case 'b': scroll_cursor_bot(0, TRUE); 2914 redraw_later(VALID); 2915 set_fraction(curwin); 2916 break; 2917 2918 // "zH" - scroll screen right half-page 2919 case 'H': 2920 cap->count1 *= curwin->w_width / 2; 2921 // FALLTHROUGH 2922 2923 // "zh" - scroll screen to the right 2924 case 'h': 2925 case K_LEFT: 2926 if (!curwin->w_p_wrap) 2927 { 2928 if ((colnr_T)cap->count1 > curwin->w_leftcol) 2929 curwin->w_leftcol = 0; 2930 else 2931 curwin->w_leftcol -= (colnr_T)cap->count1; 2932 leftcol_changed(); 2933 } 2934 break; 2935 2936 // "zL" - scroll screen left half-page 2937 case 'L': cap->count1 *= curwin->w_width / 2; 2938 // FALLTHROUGH 2939 2940 // "zl" - scroll screen to the left 2941 case 'l': 2942 case K_RIGHT: 2943 if (!curwin->w_p_wrap) 2944 { 2945 // scroll the window left 2946 curwin->w_leftcol += (colnr_T)cap->count1; 2947 leftcol_changed(); 2948 } 2949 break; 2950 2951 // "zs" - scroll screen, cursor at the start 2952 case 's': if (!curwin->w_p_wrap) 2953 { 2954 #ifdef FEAT_FOLDING 2955 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2956 col = 0; // like the cursor is in col 0 2957 else 2958 #endif 2959 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL); 2960 if ((long)col > siso) 2961 col -= siso; 2962 else 2963 col = 0; 2964 if (curwin->w_leftcol != col) 2965 { 2966 curwin->w_leftcol = col; 2967 redraw_later(NOT_VALID); 2968 } 2969 } 2970 break; 2971 2972 // "ze" - scroll screen, cursor at the end 2973 case 'e': if (!curwin->w_p_wrap) 2974 { 2975 #ifdef FEAT_FOLDING 2976 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2977 col = 0; // like the cursor is in col 0 2978 else 2979 #endif 2980 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col); 2981 n = curwin->w_width - curwin_col_off(); 2982 if ((long)col + siso < n) 2983 col = 0; 2984 else 2985 col = col + siso - n + 1; 2986 if (curwin->w_leftcol != col) 2987 { 2988 curwin->w_leftcol = col; 2989 redraw_later(NOT_VALID); 2990 } 2991 } 2992 break; 2993 2994 // "zp", "zP" in block mode put without addind trailing spaces 2995 case 'P': 2996 case 'p': nv_put(cap); 2997 break; 2998 // "zy" Yank without trailing spaces 2999 case 'y': nv_operator(cap); 3000 break; 3001 #ifdef FEAT_FOLDING 3002 // "zF": create fold command 3003 // "zf": create fold operator 3004 case 'F': 3005 case 'f': if (foldManualAllowed(TRUE)) 3006 { 3007 cap->nchar = 'f'; 3008 nv_operator(cap); 3009 curwin->w_p_fen = TRUE; 3010 3011 // "zF" is like "zfzf" 3012 if (nchar == 'F' && cap->oap->op_type == OP_FOLD) 3013 { 3014 nv_operator(cap); 3015 finish_op = TRUE; 3016 } 3017 } 3018 else 3019 clearopbeep(cap->oap); 3020 break; 3021 3022 // "zd": delete fold at cursor 3023 // "zD": delete fold at cursor recursively 3024 case 'd': 3025 case 'D': if (foldManualAllowed(FALSE)) 3026 { 3027 if (VIsual_active) 3028 nv_operator(cap); 3029 else 3030 deleteFold(curwin->w_cursor.lnum, 3031 curwin->w_cursor.lnum, nchar == 'D', FALSE); 3032 } 3033 break; 3034 3035 // "zE": erase all folds 3036 case 'E': if (foldmethodIsManual(curwin)) 3037 { 3038 clearFolding(curwin); 3039 changed_window_setting(); 3040 } 3041 else if (foldmethodIsMarker(curwin)) 3042 deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count, 3043 TRUE, FALSE); 3044 else 3045 emsg(_("E352: Cannot erase folds with current 'foldmethod'")); 3046 break; 3047 3048 // "zn": fold none: reset 'foldenable' 3049 case 'n': curwin->w_p_fen = FALSE; 3050 break; 3051 3052 // "zN": fold Normal: set 'foldenable' 3053 case 'N': curwin->w_p_fen = TRUE; 3054 break; 3055 3056 // "zi": invert folding: toggle 'foldenable' 3057 case 'i': curwin->w_p_fen = !curwin->w_p_fen; 3058 break; 3059 3060 // "za": open closed fold or close open fold at cursor 3061 case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 3062 openFold(curwin->w_cursor.lnum, cap->count1); 3063 else 3064 { 3065 closeFold(curwin->w_cursor.lnum, cap->count1); 3066 curwin->w_p_fen = TRUE; 3067 } 3068 break; 3069 3070 // "zA": open fold at cursor recursively 3071 case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 3072 openFoldRecurse(curwin->w_cursor.lnum); 3073 else 3074 { 3075 closeFoldRecurse(curwin->w_cursor.lnum); 3076 curwin->w_p_fen = TRUE; 3077 } 3078 break; 3079 3080 // "zo": open fold at cursor or Visual area 3081 case 'o': if (VIsual_active) 3082 nv_operator(cap); 3083 else 3084 openFold(curwin->w_cursor.lnum, cap->count1); 3085 break; 3086 3087 // "zO": open fold recursively 3088 case 'O': if (VIsual_active) 3089 nv_operator(cap); 3090 else 3091 openFoldRecurse(curwin->w_cursor.lnum); 3092 break; 3093 3094 // "zc": close fold at cursor or Visual area 3095 case 'c': if (VIsual_active) 3096 nv_operator(cap); 3097 else 3098 closeFold(curwin->w_cursor.lnum, cap->count1); 3099 curwin->w_p_fen = TRUE; 3100 break; 3101 3102 // "zC": close fold recursively 3103 case 'C': if (VIsual_active) 3104 nv_operator(cap); 3105 else 3106 closeFoldRecurse(curwin->w_cursor.lnum); 3107 curwin->w_p_fen = TRUE; 3108 break; 3109 3110 // "zv": open folds at the cursor 3111 case 'v': foldOpenCursor(); 3112 break; 3113 3114 // "zx": re-apply 'foldlevel' and open folds at the cursor 3115 case 'x': curwin->w_p_fen = TRUE; 3116 curwin->w_foldinvalid = TRUE; // recompute folds 3117 newFoldLevel(); // update right now 3118 foldOpenCursor(); 3119 break; 3120 3121 // "zX": undo manual opens/closes, re-apply 'foldlevel' 3122 case 'X': curwin->w_p_fen = TRUE; 3123 curwin->w_foldinvalid = TRUE; // recompute folds 3124 old_fdl = -1; // force an update 3125 break; 3126 3127 // "zm": fold more 3128 case 'm': if (curwin->w_p_fdl > 0) 3129 { 3130 curwin->w_p_fdl -= cap->count1; 3131 if (curwin->w_p_fdl < 0) 3132 curwin->w_p_fdl = 0; 3133 } 3134 old_fdl = -1; // force an update 3135 curwin->w_p_fen = TRUE; 3136 break; 3137 3138 // "zM": close all folds 3139 case 'M': curwin->w_p_fdl = 0; 3140 old_fdl = -1; // force an update 3141 curwin->w_p_fen = TRUE; 3142 break; 3143 3144 // "zr": reduce folding 3145 case 'r': curwin->w_p_fdl += cap->count1; 3146 { 3147 int d = getDeepestNesting(); 3148 3149 if (curwin->w_p_fdl >= d) 3150 curwin->w_p_fdl = d; 3151 } 3152 break; 3153 3154 // "zR": open all folds 3155 case 'R': curwin->w_p_fdl = getDeepestNesting(); 3156 old_fdl = -1; // force an update 3157 break; 3158 3159 case 'j': // "zj" move to next fold downwards 3160 case 'k': // "zk" move to next fold upwards 3161 if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD, 3162 cap->count1) == FAIL) 3163 clearopbeep(cap->oap); 3164 break; 3165 3166 #endif // FEAT_FOLDING 3167 3168 #ifdef FEAT_SPELL 3169 case 'u': // "zug" and "zuw": undo "zg" and "zw" 3170 ++no_mapping; 3171 ++allow_keys; // no mapping for nchar, but allow key codes 3172 nchar = plain_vgetc(); 3173 LANGMAP_ADJUST(nchar, TRUE); 3174 --no_mapping; 3175 --allow_keys; 3176 #ifdef FEAT_CMDL_INFO 3177 (void)add_to_showcmd(nchar); 3178 #endif 3179 if (vim_strchr((char_u *)"gGwW", nchar) == NULL) 3180 { 3181 clearopbeep(cap->oap); 3182 break; 3183 } 3184 undo = TRUE; 3185 // FALLTHROUGH 3186 3187 case 'g': // "zg": add good word to word list 3188 case 'w': // "zw": add wrong word to word list 3189 case 'G': // "zG": add good word to temp word list 3190 case 'W': // "zW": add wrong word to temp word list 3191 { 3192 char_u *ptr = NULL; 3193 int len; 3194 3195 if (checkclearop(cap->oap)) 3196 break; 3197 if (VIsual_active && get_visual_text(cap, &ptr, &len) 3198 == FAIL) 3199 return; 3200 if (ptr == NULL) 3201 { 3202 pos_T pos = curwin->w_cursor; 3203 3204 // Find bad word under the cursor. When 'spell' is 3205 // off this fails and find_ident_under_cursor() is 3206 // used below. 3207 emsg_off++; 3208 len = spell_move_to(curwin, FORWARD, TRUE, TRUE, NULL); 3209 emsg_off--; 3210 if (len != 0 && curwin->w_cursor.col <= pos.col) 3211 ptr = ml_get_pos(&curwin->w_cursor); 3212 curwin->w_cursor = pos; 3213 } 3214 3215 if (ptr == NULL && (len = find_ident_under_cursor(&ptr, 3216 FIND_IDENT)) == 0) 3217 return; 3218 spell_add_word(ptr, len, nchar == 'w' || nchar == 'W' 3219 ? SPELL_ADD_BAD : SPELL_ADD_GOOD, 3220 (nchar == 'G' || nchar == 'W') 3221 ? 0 : (int)cap->count1, 3222 undo); 3223 } 3224 break; 3225 3226 case '=': // "z=": suggestions for a badly spelled word 3227 if (!checkclearop(cap->oap)) 3228 spell_suggest((int)cap->count0); 3229 break; 3230 #endif 3231 3232 default: clearopbeep(cap->oap); 3233 } 3234 3235 #ifdef FEAT_FOLDING 3236 // Redraw when 'foldenable' changed 3237 if (old_fen != curwin->w_p_fen) 3238 { 3239 # ifdef FEAT_DIFF 3240 win_T *wp; 3241 3242 if (foldmethodIsDiff(curwin) && curwin->w_p_scb) 3243 { 3244 // Adjust 'foldenable' in diff-synced windows. 3245 FOR_ALL_WINDOWS(wp) 3246 { 3247 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb) 3248 { 3249 wp->w_p_fen = curwin->w_p_fen; 3250 changed_window_setting_win(wp); 3251 } 3252 } 3253 } 3254 # endif 3255 changed_window_setting(); 3256 } 3257 3258 // Redraw when 'foldlevel' changed. 3259 if (old_fdl != curwin->w_p_fdl) 3260 newFoldLevel(); 3261 #endif 3262 } 3263 3264 #ifdef FEAT_GUI 3265 /* 3266 * Vertical scrollbar movement. 3267 */ 3268 static void 3269 nv_ver_scrollbar(cmdarg_T *cap) 3270 { 3271 if (cap->oap->op_type != OP_NOP) 3272 clearopbeep(cap->oap); 3273 3274 // Even if an operator was pending, we still want to scroll 3275 gui_do_scroll(); 3276 } 3277 3278 /* 3279 * Horizontal scrollbar movement. 3280 */ 3281 static void 3282 nv_hor_scrollbar(cmdarg_T *cap) 3283 { 3284 if (cap->oap->op_type != OP_NOP) 3285 clearopbeep(cap->oap); 3286 3287 // Even if an operator was pending, we still want to scroll 3288 gui_do_horiz_scroll(scrollbar_value, FALSE); 3289 } 3290 #endif 3291 3292 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3293 /* 3294 * Click in GUI tab. 3295 */ 3296 static void 3297 nv_tabline(cmdarg_T *cap) 3298 { 3299 if (cap->oap->op_type != OP_NOP) 3300 clearopbeep(cap->oap); 3301 3302 // Even if an operator was pending, we still want to jump tabs. 3303 goto_tabpage(current_tab); 3304 } 3305 3306 /* 3307 * Selected item in tab line menu. 3308 */ 3309 static void 3310 nv_tabmenu(cmdarg_T *cap) 3311 { 3312 if (cap->oap->op_type != OP_NOP) 3313 clearopbeep(cap->oap); 3314 3315 // Even if an operator was pending, we still want to jump tabs. 3316 handle_tabmenu(); 3317 } 3318 3319 /* 3320 * Handle selecting an item of the GUI tab line menu. 3321 * Used in Normal and Insert mode. 3322 */ 3323 void 3324 handle_tabmenu(void) 3325 { 3326 switch (current_tabmenu) 3327 { 3328 case TABLINE_MENU_CLOSE: 3329 if (current_tab == 0) 3330 do_cmdline_cmd((char_u *)"tabclose"); 3331 else 3332 { 3333 vim_snprintf((char *)IObuff, IOSIZE, "tabclose %d", 3334 current_tab); 3335 do_cmdline_cmd(IObuff); 3336 } 3337 break; 3338 3339 case TABLINE_MENU_NEW: 3340 if (current_tab == 0) 3341 do_cmdline_cmd((char_u *)"$tabnew"); 3342 else 3343 { 3344 vim_snprintf((char *)IObuff, IOSIZE, "%dtabnew", 3345 current_tab - 1); 3346 do_cmdline_cmd(IObuff); 3347 } 3348 break; 3349 3350 case TABLINE_MENU_OPEN: 3351 if (current_tab == 0) 3352 do_cmdline_cmd((char_u *)"browse $tabnew"); 3353 else 3354 { 3355 vim_snprintf((char *)IObuff, IOSIZE, "browse %dtabnew", 3356 current_tab - 1); 3357 do_cmdline_cmd(IObuff); 3358 } 3359 break; 3360 } 3361 } 3362 #endif 3363 3364 /* 3365 * "Q" command. 3366 */ 3367 static void 3368 nv_exmode(cmdarg_T *cap) 3369 { 3370 /* 3371 * Ignore 'Q' in Visual mode, just give a beep. 3372 */ 3373 if (VIsual_active) 3374 vim_beep(BO_EX); 3375 else if (!checkclearop(cap->oap)) 3376 do_exmode(FALSE); 3377 } 3378 3379 /* 3380 * Handle a ":" command. 3381 */ 3382 static void 3383 nv_colon(cmdarg_T *cap) 3384 { 3385 int old_p_im; 3386 int cmd_result; 3387 int is_cmdkey = cap->cmdchar == K_COMMAND; 3388 3389 if (VIsual_active && !is_cmdkey) 3390 nv_operator(cap); 3391 else 3392 { 3393 if (cap->oap->op_type != OP_NOP) 3394 { 3395 // Using ":" as a movement is characterwise exclusive. 3396 cap->oap->motion_type = MCHAR; 3397 cap->oap->inclusive = FALSE; 3398 } 3399 else if (cap->count0 && !is_cmdkey) 3400 { 3401 // translate "count:" into ":.,.+(count - 1)" 3402 stuffcharReadbuff('.'); 3403 if (cap->count0 > 1) 3404 { 3405 stuffReadbuff((char_u *)",.+"); 3406 stuffnumReadbuff((long)cap->count0 - 1L); 3407 } 3408 } 3409 3410 // When typing, don't type below an old message 3411 if (KeyTyped) 3412 compute_cmdrow(); 3413 3414 old_p_im = p_im; 3415 3416 // get a command line and execute it 3417 cmd_result = do_cmdline(NULL, is_cmdkey ? getcmdkeycmd : getexline, NULL, 3418 cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0); 3419 3420 // If 'insertmode' changed, enter or exit Insert mode 3421 if (p_im != old_p_im) 3422 { 3423 if (p_im) 3424 restart_edit = 'i'; 3425 else 3426 restart_edit = 0; 3427 } 3428 3429 if (cmd_result == FAIL) 3430 // The Ex command failed, do not execute the operator. 3431 clearop(cap->oap); 3432 else if (cap->oap->op_type != OP_NOP 3433 && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count 3434 || cap->oap->start.col > 3435 (colnr_T)STRLEN(ml_get(cap->oap->start.lnum)) 3436 || did_emsg 3437 )) 3438 // The start of the operator has become invalid by the Ex command. 3439 clearopbeep(cap->oap); 3440 } 3441 } 3442 3443 /* 3444 * Handle CTRL-G command. 3445 */ 3446 static void 3447 nv_ctrlg(cmdarg_T *cap) 3448 { 3449 if (VIsual_active) // toggle Selection/Visual mode 3450 { 3451 VIsual_select = !VIsual_select; 3452 trigger_modechanged(); 3453 showmode(); 3454 } 3455 else if (!checkclearop(cap->oap)) 3456 // print full name if count given or :cd used 3457 fileinfo((int)cap->count0, FALSE, TRUE); 3458 } 3459 3460 /* 3461 * Handle CTRL-H <Backspace> command. 3462 */ 3463 static void 3464 nv_ctrlh(cmdarg_T *cap) 3465 { 3466 if (VIsual_active && VIsual_select) 3467 { 3468 cap->cmdchar = 'x'; // BS key behaves like 'x' in Select mode 3469 v_visop(cap); 3470 } 3471 else 3472 nv_left(cap); 3473 } 3474 3475 /* 3476 * CTRL-L: clear screen and redraw. 3477 */ 3478 static void 3479 nv_clear(cmdarg_T *cap) 3480 { 3481 if (!checkclearop(cap->oap)) 3482 { 3483 #ifdef FEAT_SYN_HL 3484 // Clear all syntax states to force resyncing. 3485 syn_stack_free_all(curwin->w_s); 3486 # ifdef FEAT_RELTIME 3487 { 3488 win_T *wp; 3489 3490 FOR_ALL_WINDOWS(wp) 3491 wp->w_s->b_syn_slow = FALSE; 3492 } 3493 # endif 3494 #endif 3495 redraw_later(CLEAR); 3496 #if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL)) 3497 # ifdef VIMDLL 3498 if (!gui.in_use) 3499 # endif 3500 resize_console_buf(); 3501 #endif 3502 } 3503 } 3504 3505 /* 3506 * CTRL-O: In Select mode: switch to Visual mode for one command. 3507 * Otherwise: Go to older pcmark. 3508 */ 3509 static void 3510 nv_ctrlo(cmdarg_T *cap) 3511 { 3512 if (VIsual_active && VIsual_select) 3513 { 3514 VIsual_select = FALSE; 3515 trigger_modechanged(); 3516 showmode(); 3517 restart_VIsual_select = 2; // restart Select mode later 3518 } 3519 else 3520 { 3521 cap->count1 = -cap->count1; 3522 nv_pcmark(cap); 3523 } 3524 } 3525 3526 /* 3527 * CTRL-^ command, short for ":e #". Works even when the alternate buffer is 3528 * not named. 3529 */ 3530 static void 3531 nv_hat(cmdarg_T *cap) 3532 { 3533 if (!checkclearopq(cap->oap)) 3534 (void)buflist_getfile((int)cap->count0, (linenr_T)0, 3535 GETF_SETMARK|GETF_ALT, FALSE); 3536 } 3537 3538 /* 3539 * "Z" commands. 3540 */ 3541 static void 3542 nv_Zet(cmdarg_T *cap) 3543 { 3544 if (!checkclearopq(cap->oap)) 3545 { 3546 switch (cap->nchar) 3547 { 3548 // "ZZ": equivalent to ":x". 3549 case 'Z': do_cmdline_cmd((char_u *)"x"); 3550 break; 3551 3552 // "ZQ": equivalent to ":q!" (Elvis compatible). 3553 case 'Q': do_cmdline_cmd((char_u *)"q!"); 3554 break; 3555 3556 default: clearopbeep(cap->oap); 3557 } 3558 } 3559 } 3560 3561 /* 3562 * Call nv_ident() as if "c1" was used, with "c2" as next character. 3563 */ 3564 void 3565 do_nv_ident(int c1, int c2) 3566 { 3567 oparg_T oa; 3568 cmdarg_T ca; 3569 3570 clear_oparg(&oa); 3571 CLEAR_FIELD(ca); 3572 ca.oap = &oa; 3573 ca.cmdchar = c1; 3574 ca.nchar = c2; 3575 nv_ident(&ca); 3576 } 3577 3578 /* 3579 * Handle the commands that use the word under the cursor. 3580 * [g] CTRL-] :ta to current identifier 3581 * [g] 'K' run program for current identifier 3582 * [g] '*' / to current identifier or string 3583 * [g] '#' ? to current identifier or string 3584 * g ']' :tselect for current identifier 3585 */ 3586 static void 3587 nv_ident(cmdarg_T *cap) 3588 { 3589 char_u *ptr = NULL; 3590 char_u *buf; 3591 unsigned buflen; 3592 char_u *newbuf; 3593 char_u *p; 3594 char_u *kp; // value of 'keywordprg' 3595 int kp_help; // 'keywordprg' is ":he" 3596 int kp_ex; // 'keywordprg' starts with ":" 3597 int n = 0; // init for GCC 3598 int cmdchar; 3599 int g_cmd; // "g" command 3600 int tag_cmd = FALSE; 3601 char_u *aux_ptr; 3602 int isman; 3603 int isman_s; 3604 3605 if (cap->cmdchar == 'g') // "g*", "g#", "g]" and "gCTRL-]" 3606 { 3607 cmdchar = cap->nchar; 3608 g_cmd = TRUE; 3609 } 3610 else 3611 { 3612 cmdchar = cap->cmdchar; 3613 g_cmd = FALSE; 3614 } 3615 3616 if (cmdchar == POUND) // the pound sign, '#' for English keyboards 3617 cmdchar = '#'; 3618 3619 /* 3620 * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode. 3621 */ 3622 if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K') 3623 { 3624 if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL) 3625 return; 3626 if (checkclearopq(cap->oap)) 3627 return; 3628 } 3629 3630 if (ptr == NULL && (n = find_ident_under_cursor(&ptr, 3631 (cmdchar == '*' || cmdchar == '#') 3632 ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0) 3633 { 3634 clearop(cap->oap); 3635 return; 3636 } 3637 3638 // Allocate buffer to put the command in. Inserting backslashes can 3639 // double the length of the word. p_kp / curbuf->b_p_kp could be added 3640 // and some numbers. 3641 kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp); 3642 kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0 3643 || STRCMP(kp, ":help") == 0); 3644 if (kp_help && *skipwhite(ptr) == NUL) 3645 { 3646 emsg(_(e_noident)); // found white space only 3647 return; 3648 } 3649 kp_ex = (*kp == ':'); 3650 buflen = (unsigned)(n * 2 + 30 + STRLEN(kp)); 3651 buf = alloc(buflen); 3652 if (buf == NULL) 3653 return; 3654 buf[0] = NUL; 3655 3656 switch (cmdchar) 3657 { 3658 case '*': 3659 case '#': 3660 /* 3661 * Put cursor at start of word, makes search skip the word 3662 * under the cursor. 3663 * Call setpcmark() first, so "*``" puts the cursor back where 3664 * it was. 3665 */ 3666 setpcmark(); 3667 curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline()); 3668 3669 if (!g_cmd && vim_iswordp(ptr)) 3670 STRCPY(buf, "\\<"); 3671 no_smartcase = TRUE; // don't use 'smartcase' now 3672 break; 3673 3674 case 'K': 3675 if (kp_help) 3676 STRCPY(buf, "he! "); 3677 else if (kp_ex) 3678 { 3679 if (cap->count0 != 0) 3680 vim_snprintf((char *)buf, buflen, "%s %ld", 3681 kp, cap->count0); 3682 else 3683 STRCPY(buf, kp); 3684 STRCAT(buf, " "); 3685 } 3686 else 3687 { 3688 // An external command will probably use an argument starting 3689 // with "-" as an option. To avoid trouble we skip the "-". 3690 while (*ptr == '-' && n > 0) 3691 { 3692 ++ptr; 3693 --n; 3694 } 3695 if (n == 0) 3696 { 3697 emsg(_(e_noident)); // found dashes only 3698 vim_free(buf); 3699 return; 3700 } 3701 3702 // When a count is given, turn it into a range. Is this 3703 // really what we want? 3704 isman = (STRCMP(kp, "man") == 0); 3705 isman_s = (STRCMP(kp, "man -s") == 0); 3706 if (cap->count0 != 0 && !(isman || isman_s)) 3707 sprintf((char *)buf, ".,.+%ld", cap->count0 - 1); 3708 3709 STRCAT(buf, "! "); 3710 if (cap->count0 == 0 && isman_s) 3711 STRCAT(buf, "man"); 3712 else 3713 STRCAT(buf, kp); 3714 STRCAT(buf, " "); 3715 if (cap->count0 != 0 && (isman || isman_s)) 3716 { 3717 sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0); 3718 STRCAT(buf, " "); 3719 } 3720 } 3721 break; 3722 3723 case ']': 3724 tag_cmd = TRUE; 3725 #ifdef FEAT_CSCOPE 3726 if (p_cst) 3727 STRCPY(buf, "cstag "); 3728 else 3729 #endif 3730 STRCPY(buf, "ts "); 3731 break; 3732 3733 default: 3734 tag_cmd = TRUE; 3735 if (curbuf->b_help) 3736 STRCPY(buf, "he! "); 3737 else 3738 { 3739 if (g_cmd) 3740 STRCPY(buf, "tj "); 3741 else if (cap->count0 == 0) 3742 STRCPY(buf, "ta "); 3743 else 3744 sprintf((char *)buf, ":%ldta ", cap->count0); 3745 } 3746 } 3747 3748 /* 3749 * Now grab the chars in the identifier 3750 */ 3751 if (cmdchar == 'K' && !kp_help) 3752 { 3753 ptr = vim_strnsave(ptr, n); 3754 if (kp_ex) 3755 // Escape the argument properly for an Ex command 3756 p = vim_strsave_fnameescape(ptr, VSE_NONE); 3757 else 3758 // Escape the argument properly for a shell command 3759 p = vim_strsave_shellescape(ptr, TRUE, TRUE); 3760 vim_free(ptr); 3761 if (p == NULL) 3762 { 3763 vim_free(buf); 3764 return; 3765 } 3766 newbuf = vim_realloc(buf, STRLEN(buf) + STRLEN(p) + 1); 3767 if (newbuf == NULL) 3768 { 3769 vim_free(buf); 3770 vim_free(p); 3771 return; 3772 } 3773 buf = newbuf; 3774 STRCAT(buf, p); 3775 vim_free(p); 3776 } 3777 else 3778 { 3779 if (cmdchar == '*') 3780 aux_ptr = (char_u *)(magic_isset() ? "/.*~[^$\\" : "/^$\\"); 3781 else if (cmdchar == '#') 3782 aux_ptr = (char_u *)(magic_isset() ? "/?.*~[^$\\" : "/?^$\\"); 3783 else if (tag_cmd) 3784 { 3785 if (curbuf->b_help) 3786 // ":help" handles unescaped argument 3787 aux_ptr = (char_u *)""; 3788 else 3789 aux_ptr = (char_u *)"\\|\"\n["; 3790 } 3791 else 3792 aux_ptr = (char_u *)"\\|\"\n*?["; 3793 3794 p = buf + STRLEN(buf); 3795 while (n-- > 0) 3796 { 3797 // put a backslash before \ and some others 3798 if (vim_strchr(aux_ptr, *ptr) != NULL) 3799 *p++ = '\\'; 3800 // When current byte is a part of multibyte character, copy all 3801 // bytes of that character. 3802 if (has_mbyte) 3803 { 3804 int i; 3805 int len = (*mb_ptr2len)(ptr) - 1; 3806 3807 for (i = 0; i < len && n >= 1; ++i, --n) 3808 *p++ = *ptr++; 3809 } 3810 *p++ = *ptr++; 3811 } 3812 *p = NUL; 3813 } 3814 3815 /* 3816 * Execute the command. 3817 */ 3818 if (cmdchar == '*' || cmdchar == '#') 3819 { 3820 if (!g_cmd && (has_mbyte 3821 ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) 3822 : vim_iswordc(ptr[-1]))) 3823 STRCAT(buf, "\\>"); 3824 3825 // put pattern in search history 3826 init_history(); 3827 add_to_history(HIST_SEARCH, buf, TRUE, NUL); 3828 3829 (void)normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0, NULL); 3830 } 3831 else 3832 { 3833 g_tag_at_cursor = TRUE; 3834 do_cmdline_cmd(buf); 3835 g_tag_at_cursor = FALSE; 3836 } 3837 3838 vim_free(buf); 3839 } 3840 3841 /* 3842 * Get visually selected text, within one line only. 3843 * Returns FAIL if more than one line selected. 3844 */ 3845 int 3846 get_visual_text( 3847 cmdarg_T *cap, 3848 char_u **pp, // return: start of selected text 3849 int *lenp) // return: length of selected text 3850 { 3851 if (VIsual_mode != 'V') 3852 unadjust_for_sel(); 3853 if (VIsual.lnum != curwin->w_cursor.lnum) 3854 { 3855 if (cap != NULL) 3856 clearopbeep(cap->oap); 3857 return FAIL; 3858 } 3859 if (VIsual_mode == 'V') 3860 { 3861 *pp = ml_get_curline(); 3862 *lenp = (int)STRLEN(*pp); 3863 } 3864 else 3865 { 3866 if (LT_POS(curwin->w_cursor, VIsual)) 3867 { 3868 *pp = ml_get_pos(&curwin->w_cursor); 3869 *lenp = VIsual.col - curwin->w_cursor.col + 1; 3870 } 3871 else 3872 { 3873 *pp = ml_get_pos(&VIsual); 3874 *lenp = curwin->w_cursor.col - VIsual.col + 1; 3875 } 3876 if (has_mbyte) 3877 // Correct the length to include the whole last character. 3878 *lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1; 3879 } 3880 reset_VIsual_and_resel(); 3881 return OK; 3882 } 3883 3884 /* 3885 * CTRL-T: backwards in tag stack 3886 */ 3887 static void 3888 nv_tagpop(cmdarg_T *cap) 3889 { 3890 if (!checkclearopq(cap->oap)) 3891 do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE); 3892 } 3893 3894 /* 3895 * Handle scrolling command 'H', 'L' and 'M'. 3896 */ 3897 static void 3898 nv_scroll(cmdarg_T *cap) 3899 { 3900 int used = 0; 3901 long n; 3902 #ifdef FEAT_FOLDING 3903 linenr_T lnum; 3904 #endif 3905 int half; 3906 3907 cap->oap->motion_type = MLINE; 3908 setpcmark(); 3909 3910 if (cap->cmdchar == 'L') 3911 { 3912 validate_botline(); // make sure curwin->w_botline is valid 3913 curwin->w_cursor.lnum = curwin->w_botline - 1; 3914 if (cap->count1 - 1 >= curwin->w_cursor.lnum) 3915 curwin->w_cursor.lnum = 1; 3916 else 3917 { 3918 #ifdef FEAT_FOLDING 3919 if (hasAnyFolding(curwin)) 3920 { 3921 // Count a fold for one screen line. 3922 for (n = cap->count1 - 1; n > 0 3923 && curwin->w_cursor.lnum > curwin->w_topline; --n) 3924 { 3925 (void)hasFolding(curwin->w_cursor.lnum, 3926 &curwin->w_cursor.lnum, NULL); 3927 --curwin->w_cursor.lnum; 3928 } 3929 } 3930 else 3931 #endif 3932 curwin->w_cursor.lnum -= cap->count1 - 1; 3933 } 3934 } 3935 else 3936 { 3937 if (cap->cmdchar == 'M') 3938 { 3939 #ifdef FEAT_DIFF 3940 // Don't count filler lines above the window. 3941 used -= diff_check_fill(curwin, curwin->w_topline) 3942 - curwin->w_topfill; 3943 #endif 3944 validate_botline(); // make sure w_empty_rows is valid 3945 half = (curwin->w_height - curwin->w_empty_rows + 1) / 2; 3946 for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n) 3947 { 3948 #ifdef FEAT_DIFF 3949 // Count half he number of filler lines to be "below this 3950 // line" and half to be "above the next line". 3951 if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline 3952 + n) / 2 >= half) 3953 { 3954 --n; 3955 break; 3956 } 3957 #endif 3958 used += plines(curwin->w_topline + n); 3959 if (used >= half) 3960 break; 3961 #ifdef FEAT_FOLDING 3962 if (hasFolding(curwin->w_topline + n, NULL, &lnum)) 3963 n = lnum - curwin->w_topline; 3964 #endif 3965 } 3966 if (n > 0 && used > curwin->w_height) 3967 --n; 3968 } 3969 else // (cap->cmdchar == 'H') 3970 { 3971 n = cap->count1 - 1; 3972 #ifdef FEAT_FOLDING 3973 if (hasAnyFolding(curwin)) 3974 { 3975 // Count a fold for one screen line. 3976 lnum = curwin->w_topline; 3977 while (n-- > 0 && lnum < curwin->w_botline - 1) 3978 { 3979 (void)hasFolding(lnum, NULL, &lnum); 3980 ++lnum; 3981 } 3982 n = lnum - curwin->w_topline; 3983 } 3984 #endif 3985 } 3986 curwin->w_cursor.lnum = curwin->w_topline + n; 3987 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 3988 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 3989 } 3990 3991 // Correct for 'so', except when an operator is pending. 3992 if (cap->oap->op_type == OP_NOP) 3993 cursor_correct(); 3994 beginline(BL_SOL | BL_FIX); 3995 } 3996 3997 /* 3998 * Cursor right commands. 3999 */ 4000 static void 4001 nv_right(cmdarg_T *cap) 4002 { 4003 long n; 4004 int past_line; 4005 4006 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 4007 { 4008 // <C-Right> and <S-Right> move a word or WORD right 4009 if (mod_mask & MOD_MASK_CTRL) 4010 cap->arg = TRUE; 4011 nv_wordcmd(cap); 4012 return; 4013 } 4014 4015 cap->oap->motion_type = MCHAR; 4016 cap->oap->inclusive = FALSE; 4017 past_line = (VIsual_active && *p_sel != 'o'); 4018 4019 /* 4020 * In virtual edit mode, there's no such thing as "past_line", as lines 4021 * are (theoretically) infinitely long. 4022 */ 4023 if (virtual_active()) 4024 past_line = 0; 4025 4026 for (n = cap->count1; n > 0; --n) 4027 { 4028 if ((!past_line && oneright() == FAIL) 4029 || (past_line && *ml_get_cursor() == NUL) 4030 ) 4031 { 4032 /* 4033 * <Space> wraps to next line if 'whichwrap' has 's'. 4034 * 'l' wraps to next line if 'whichwrap' has 'l'. 4035 * CURS_RIGHT wraps to next line if 'whichwrap' has '>'. 4036 */ 4037 if ( ((cap->cmdchar == ' ' 4038 && vim_strchr(p_ww, 's') != NULL) 4039 || (cap->cmdchar == 'l' 4040 && vim_strchr(p_ww, 'l') != NULL) 4041 || (cap->cmdchar == K_RIGHT 4042 && vim_strchr(p_ww, '>') != NULL)) 4043 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 4044 { 4045 // When deleting we also count the NL as a character. 4046 // Set cap->oap->inclusive when last char in the line is 4047 // included, move to next line after that 4048 if ( cap->oap->op_type != OP_NOP 4049 && !cap->oap->inclusive 4050 && !LINEEMPTY(curwin->w_cursor.lnum)) 4051 cap->oap->inclusive = TRUE; 4052 else 4053 { 4054 ++curwin->w_cursor.lnum; 4055 curwin->w_cursor.col = 0; 4056 curwin->w_cursor.coladd = 0; 4057 curwin->w_set_curswant = TRUE; 4058 cap->oap->inclusive = FALSE; 4059 } 4060 continue; 4061 } 4062 if (cap->oap->op_type == OP_NOP) 4063 { 4064 // Only beep and flush if not moved at all 4065 if (n == cap->count1) 4066 beep_flush(); 4067 } 4068 else 4069 { 4070 if (!LINEEMPTY(curwin->w_cursor.lnum)) 4071 cap->oap->inclusive = TRUE; 4072 } 4073 break; 4074 } 4075 else if (past_line) 4076 { 4077 curwin->w_set_curswant = TRUE; 4078 if (virtual_active()) 4079 oneright(); 4080 else 4081 { 4082 if (has_mbyte) 4083 curwin->w_cursor.col += (*mb_ptr2len)(ml_get_cursor()); 4084 else 4085 ++curwin->w_cursor.col; 4086 } 4087 } 4088 } 4089 #ifdef FEAT_FOLDING 4090 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4091 && cap->oap->op_type == OP_NOP) 4092 foldOpenCursor(); 4093 #endif 4094 } 4095 4096 /* 4097 * Cursor left commands. 4098 * 4099 * Returns TRUE when operator end should not be adjusted. 4100 */ 4101 static void 4102 nv_left(cmdarg_T *cap) 4103 { 4104 long n; 4105 4106 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 4107 { 4108 // <C-Left> and <S-Left> move a word or WORD left 4109 if (mod_mask & MOD_MASK_CTRL) 4110 cap->arg = 1; 4111 nv_bck_word(cap); 4112 return; 4113 } 4114 4115 cap->oap->motion_type = MCHAR; 4116 cap->oap->inclusive = FALSE; 4117 for (n = cap->count1; n > 0; --n) 4118 { 4119 if (oneleft() == FAIL) 4120 { 4121 // <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'. 4122 // 'h' wraps to previous line if 'whichwrap' has 'h'. 4123 // CURS_LEFT wraps to previous line if 'whichwrap' has '<'. 4124 if ( (((cap->cmdchar == K_BS 4125 || cap->cmdchar == Ctrl_H) 4126 && vim_strchr(p_ww, 'b') != NULL) 4127 || (cap->cmdchar == 'h' 4128 && vim_strchr(p_ww, 'h') != NULL) 4129 || (cap->cmdchar == K_LEFT 4130 && vim_strchr(p_ww, '<') != NULL)) 4131 && curwin->w_cursor.lnum > 1) 4132 { 4133 --(curwin->w_cursor.lnum); 4134 coladvance((colnr_T)MAXCOL); 4135 curwin->w_set_curswant = TRUE; 4136 4137 // When the NL before the first char has to be deleted we 4138 // put the cursor on the NUL after the previous line. 4139 // This is a very special case, be careful! 4140 // Don't adjust op_end now, otherwise it won't work. 4141 if ( (cap->oap->op_type == OP_DELETE 4142 || cap->oap->op_type == OP_CHANGE) 4143 && !LINEEMPTY(curwin->w_cursor.lnum)) 4144 { 4145 char_u *cp = ml_get_cursor(); 4146 4147 if (*cp != NUL) 4148 { 4149 if (has_mbyte) 4150 curwin->w_cursor.col += (*mb_ptr2len)(cp); 4151 else 4152 ++curwin->w_cursor.col; 4153 } 4154 cap->retval |= CA_NO_ADJ_OP_END; 4155 } 4156 continue; 4157 } 4158 // Only beep and flush if not moved at all 4159 else if (cap->oap->op_type == OP_NOP && n == cap->count1) 4160 beep_flush(); 4161 break; 4162 } 4163 } 4164 #ifdef FEAT_FOLDING 4165 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4166 && cap->oap->op_type == OP_NOP) 4167 foldOpenCursor(); 4168 #endif 4169 } 4170 4171 /* 4172 * Cursor up commands. 4173 * cap->arg is TRUE for "-": Move cursor to first non-blank. 4174 */ 4175 static void 4176 nv_up(cmdarg_T *cap) 4177 { 4178 if (mod_mask & MOD_MASK_SHIFT) 4179 { 4180 // <S-Up> is page up 4181 cap->arg = BACKWARD; 4182 nv_page(cap); 4183 } 4184 else 4185 { 4186 cap->oap->motion_type = MLINE; 4187 if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4188 clearopbeep(cap->oap); 4189 else if (cap->arg) 4190 beginline(BL_WHITE | BL_FIX); 4191 } 4192 } 4193 4194 /* 4195 * Cursor down commands. 4196 * cap->arg is TRUE for CR and "+": Move cursor to first non-blank. 4197 */ 4198 static void 4199 nv_down(cmdarg_T *cap) 4200 { 4201 if (mod_mask & MOD_MASK_SHIFT) 4202 { 4203 // <S-Down> is page down 4204 cap->arg = FORWARD; 4205 nv_page(cap); 4206 } 4207 #if defined(FEAT_QUICKFIX) 4208 // Quickfix window only: view the result under the cursor. 4209 else if (bt_quickfix(curbuf) && cap->cmdchar == CAR) 4210 qf_view_result(FALSE); 4211 #endif 4212 else 4213 { 4214 #ifdef FEAT_CMDWIN 4215 // In the cmdline window a <CR> executes the command. 4216 if (cmdwin_type != 0 && cap->cmdchar == CAR) 4217 cmdwin_result = CAR; 4218 else 4219 #endif 4220 #ifdef FEAT_JOB_CHANNEL 4221 // In a prompt buffer a <CR> in the last line invokes the callback. 4222 if (bt_prompt(curbuf) && cap->cmdchar == CAR 4223 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 4224 { 4225 invoke_prompt_callback(); 4226 if (restart_edit == 0) 4227 restart_edit = 'a'; 4228 } 4229 else 4230 #endif 4231 { 4232 cap->oap->motion_type = MLINE; 4233 if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4234 clearopbeep(cap->oap); 4235 else if (cap->arg) 4236 beginline(BL_WHITE | BL_FIX); 4237 } 4238 } 4239 } 4240 4241 #ifdef FEAT_SEARCHPATH 4242 /* 4243 * Grab the file name under the cursor and edit it. 4244 */ 4245 static void 4246 nv_gotofile(cmdarg_T *cap) 4247 { 4248 char_u *ptr; 4249 linenr_T lnum = -1; 4250 4251 if (text_locked()) 4252 { 4253 clearopbeep(cap->oap); 4254 text_locked_msg(); 4255 return; 4256 } 4257 if (curbuf_locked()) 4258 { 4259 clearop(cap->oap); 4260 return; 4261 } 4262 #ifdef FEAT_PROP_POPUP 4263 if (ERROR_IF_TERM_POPUP_WINDOW) 4264 return; 4265 #endif 4266 4267 ptr = grab_file_name(cap->count1, &lnum); 4268 4269 if (ptr != NULL) 4270 { 4271 // do autowrite if necessary 4272 if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !buf_hide(curbuf)) 4273 (void)autowrite(curbuf, FALSE); 4274 setpcmark(); 4275 if (do_ecmd(0, ptr, NULL, NULL, ECMD_LAST, 4276 buf_hide(curbuf) ? ECMD_HIDE : 0, curwin) == OK 4277 && cap->nchar == 'F' && lnum >= 0) 4278 { 4279 curwin->w_cursor.lnum = lnum; 4280 check_cursor_lnum(); 4281 beginline(BL_SOL | BL_FIX); 4282 } 4283 vim_free(ptr); 4284 } 4285 else 4286 clearop(cap->oap); 4287 } 4288 #endif 4289 4290 /* 4291 * <End> command: to end of current line or last line. 4292 */ 4293 static void 4294 nv_end(cmdarg_T *cap) 4295 { 4296 if (cap->arg || (mod_mask & MOD_MASK_CTRL)) // CTRL-END = goto last line 4297 { 4298 cap->arg = TRUE; 4299 nv_goto(cap); 4300 cap->count1 = 1; // to end of current line 4301 } 4302 nv_dollar(cap); 4303 } 4304 4305 /* 4306 * Handle the "$" command. 4307 */ 4308 static void 4309 nv_dollar(cmdarg_T *cap) 4310 { 4311 cap->oap->motion_type = MCHAR; 4312 cap->oap->inclusive = TRUE; 4313 // In virtual mode when off the edge of a line and an operator 4314 // is pending (whew!) keep the cursor where it is. 4315 // Otherwise, send it to the end of the line. 4316 if (!virtual_active() || gchar_cursor() != NUL 4317 || cap->oap->op_type == OP_NOP) 4318 curwin->w_curswant = MAXCOL; // so we stay at the end 4319 if (cursor_down((long)(cap->count1 - 1), 4320 cap->oap->op_type == OP_NOP) == FAIL) 4321 clearopbeep(cap->oap); 4322 #ifdef FEAT_FOLDING 4323 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4324 foldOpenCursor(); 4325 #endif 4326 } 4327 4328 /* 4329 * Implementation of '?' and '/' commands. 4330 * If cap->arg is TRUE don't set PC mark. 4331 */ 4332 static void 4333 nv_search(cmdarg_T *cap) 4334 { 4335 oparg_T *oap = cap->oap; 4336 pos_T save_cursor = curwin->w_cursor; 4337 4338 if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13) 4339 { 4340 // Translate "g??" to "g?g?" 4341 cap->cmdchar = 'g'; 4342 cap->nchar = '?'; 4343 nv_operator(cap); 4344 return; 4345 } 4346 4347 // When using 'incsearch' the cursor may be moved to set a different search 4348 // start position. 4349 cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0, TRUE); 4350 4351 if (cap->searchbuf == NULL) 4352 { 4353 clearop(oap); 4354 return; 4355 } 4356 4357 (void)normal_search(cap, cap->cmdchar, cap->searchbuf, 4358 (cap->arg || !EQUAL_POS(save_cursor, curwin->w_cursor)) 4359 ? 0 : SEARCH_MARK, NULL); 4360 } 4361 4362 /* 4363 * Handle "N" and "n" commands. 4364 * cap->arg is SEARCH_REV for "N", 0 for "n". 4365 */ 4366 static void 4367 nv_next(cmdarg_T *cap) 4368 { 4369 pos_T old = curwin->w_cursor; 4370 int wrapped = FALSE; 4371 int i = normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, &wrapped); 4372 4373 if (i == 1 && !wrapped && EQUAL_POS(old, curwin->w_cursor)) 4374 { 4375 // Avoid getting stuck on the current cursor position, which can 4376 // happen when an offset is given and the cursor is on the last char 4377 // in the buffer: Repeat with count + 1. 4378 cap->count1 += 1; 4379 (void)normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, NULL); 4380 cap->count1 -= 1; 4381 } 4382 } 4383 4384 /* 4385 * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat). 4386 * Uses only cap->count1 and cap->oap from "cap". 4387 * Return 0 for failure, 1 for found, 2 for found and line offset added. 4388 */ 4389 static int 4390 normal_search( 4391 cmdarg_T *cap, 4392 int dir, 4393 char_u *pat, 4394 int opt, // extra flags for do_search() 4395 int *wrapped) 4396 { 4397 int i; 4398 searchit_arg_T sia; 4399 4400 cap->oap->motion_type = MCHAR; 4401 cap->oap->inclusive = FALSE; 4402 cap->oap->use_reg_one = TRUE; 4403 curwin->w_set_curswant = TRUE; 4404 4405 CLEAR_FIELD(sia); 4406 i = do_search(cap->oap, dir, dir, pat, cap->count1, 4407 opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG, &sia); 4408 if (wrapped != NULL) 4409 *wrapped = sia.sa_wrapped; 4410 if (i == 0) 4411 clearop(cap->oap); 4412 else 4413 { 4414 if (i == 2) 4415 cap->oap->motion_type = MLINE; 4416 curwin->w_cursor.coladd = 0; 4417 #ifdef FEAT_FOLDING 4418 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4419 foldOpenCursor(); 4420 #endif 4421 } 4422 4423 // "/$" will put the cursor after the end of the line, may need to 4424 // correct that here 4425 check_cursor(); 4426 return i; 4427 } 4428 4429 /* 4430 * Character search commands. 4431 * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for 4432 * ',' and FALSE for ';'. 4433 * cap->nchar is NUL for ',' and ';' (repeat the search) 4434 */ 4435 static void 4436 nv_csearch(cmdarg_T *cap) 4437 { 4438 int t_cmd; 4439 4440 if (cap->cmdchar == 't' || cap->cmdchar == 'T') 4441 t_cmd = TRUE; 4442 else 4443 t_cmd = FALSE; 4444 4445 cap->oap->motion_type = MCHAR; 4446 if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL) 4447 clearopbeep(cap->oap); 4448 else 4449 { 4450 curwin->w_set_curswant = TRUE; 4451 // Include a Tab for "tx" and for "dfx". 4452 if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD 4453 && (t_cmd || cap->oap->op_type != OP_NOP)) 4454 { 4455 colnr_T scol, ecol; 4456 4457 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol); 4458 curwin->w_cursor.coladd = ecol - scol; 4459 } 4460 else 4461 curwin->w_cursor.coladd = 0; 4462 adjust_for_sel(cap); 4463 #ifdef FEAT_FOLDING 4464 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4465 foldOpenCursor(); 4466 #endif 4467 } 4468 } 4469 4470 /* 4471 * "[" and "]" commands. 4472 * cap->arg is BACKWARD for "[" and FORWARD for "]". 4473 */ 4474 static void 4475 nv_brackets(cmdarg_T *cap) 4476 { 4477 pos_T new_pos = {0, 0, 0}; 4478 pos_T prev_pos; 4479 pos_T *pos = NULL; // init for GCC 4480 pos_T old_pos; // cursor position before command 4481 int flag; 4482 long n; 4483 int findc; 4484 int c; 4485 4486 cap->oap->motion_type = MCHAR; 4487 cap->oap->inclusive = FALSE; 4488 old_pos = curwin->w_cursor; 4489 curwin->w_cursor.coladd = 0; // TODO: don't do this for an error. 4490 4491 #ifdef FEAT_SEARCHPATH 4492 /* 4493 * "[f" or "]f" : Edit file under the cursor (same as "gf") 4494 */ 4495 if (cap->nchar == 'f') 4496 nv_gotofile(cap); 4497 else 4498 #endif 4499 4500 #ifdef FEAT_FIND_ID 4501 /* 4502 * Find the occurrence(s) of the identifier or define under cursor 4503 * in current and included files or jump to the first occurrence. 4504 * 4505 * search list jump 4506 * fwd bwd fwd bwd fwd bwd 4507 * identifier "]i" "[i" "]I" "[I" "]^I" "[^I" 4508 * define "]d" "[d" "]D" "[D" "]^D" "[^D" 4509 */ 4510 if (vim_strchr((char_u *) 4511 # ifdef EBCDIC 4512 "iI\005dD\067", 4513 # else 4514 "iI\011dD\004", 4515 # endif 4516 cap->nchar) != NULL) 4517 { 4518 char_u *ptr; 4519 int len; 4520 4521 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) 4522 clearop(cap->oap); 4523 else 4524 { 4525 find_pattern_in_path(ptr, 0, len, TRUE, 4526 cap->count0 == 0 ? !isupper(cap->nchar) : FALSE, 4527 ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY, 4528 cap->count1, 4529 isupper(cap->nchar) ? ACTION_SHOW_ALL : 4530 islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO, 4531 cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1, 4532 (linenr_T)MAXLNUM); 4533 curwin->w_set_curswant = TRUE; 4534 } 4535 } 4536 else 4537 #endif 4538 4539 /* 4540 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')' 4541 * "[#", "]#": go to start/end of Nth innermost #if..#endif construct. 4542 * "[/", "[*", "]/", "]*": go to Nth comment start/end. 4543 * "[m" or "]m" search for prev/next start of (Java) method. 4544 * "[M" or "]M" search for prev/next end of (Java) method. 4545 */ 4546 if ( (cap->cmdchar == '[' 4547 && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL) 4548 || (cap->cmdchar == ']' 4549 && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL)) 4550 { 4551 if (cap->nchar == '*') 4552 cap->nchar = '/'; 4553 prev_pos.lnum = 0; 4554 if (cap->nchar == 'm' || cap->nchar == 'M') 4555 { 4556 if (cap->cmdchar == '[') 4557 findc = '{'; 4558 else 4559 findc = '}'; 4560 n = 9999; 4561 } 4562 else 4563 { 4564 findc = cap->nchar; 4565 n = cap->count1; 4566 } 4567 for ( ; n > 0; --n) 4568 { 4569 if ((pos = findmatchlimit(cap->oap, findc, 4570 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL) 4571 { 4572 if (new_pos.lnum == 0) // nothing found 4573 { 4574 if (cap->nchar != 'm' && cap->nchar != 'M') 4575 clearopbeep(cap->oap); 4576 } 4577 else 4578 pos = &new_pos; // use last one found 4579 break; 4580 } 4581 prev_pos = new_pos; 4582 curwin->w_cursor = *pos; 4583 new_pos = *pos; 4584 } 4585 curwin->w_cursor = old_pos; 4586 4587 /* 4588 * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only 4589 * brought us to the match for "[m" and "]M" when inside a method. 4590 * Try finding the '{' or '}' we want to be at. 4591 * Also repeat for the given count. 4592 */ 4593 if (cap->nchar == 'm' || cap->nchar == 'M') 4594 { 4595 // norm is TRUE for "]M" and "[m" 4596 int norm = ((findc == '{') == (cap->nchar == 'm')); 4597 4598 n = cap->count1; 4599 // found a match: we were inside a method 4600 if (prev_pos.lnum != 0) 4601 { 4602 pos = &prev_pos; 4603 curwin->w_cursor = prev_pos; 4604 if (norm) 4605 --n; 4606 } 4607 else 4608 pos = NULL; 4609 while (n > 0) 4610 { 4611 for (;;) 4612 { 4613 if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0) 4614 { 4615 // if not found anything, that's an error 4616 if (pos == NULL) 4617 clearopbeep(cap->oap); 4618 n = 0; 4619 break; 4620 } 4621 c = gchar_cursor(); 4622 if (c == '{' || c == '}') 4623 { 4624 // Must have found end/start of class: use it. 4625 // Or found the place to be at. 4626 if ((c == findc && norm) || (n == 1 && !norm)) 4627 { 4628 new_pos = curwin->w_cursor; 4629 pos = &new_pos; 4630 n = 0; 4631 } 4632 // if no match found at all, we started outside of the 4633 // class and we're inside now. Just go on. 4634 else if (new_pos.lnum == 0) 4635 { 4636 new_pos = curwin->w_cursor; 4637 pos = &new_pos; 4638 } 4639 // found start/end of other method: go to match 4640 else if ((pos = findmatchlimit(cap->oap, findc, 4641 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 4642 0)) == NULL) 4643 n = 0; 4644 else 4645 curwin->w_cursor = *pos; 4646 break; 4647 } 4648 } 4649 --n; 4650 } 4651 curwin->w_cursor = old_pos; 4652 if (pos == NULL && new_pos.lnum != 0) 4653 clearopbeep(cap->oap); 4654 } 4655 if (pos != NULL) 4656 { 4657 setpcmark(); 4658 curwin->w_cursor = *pos; 4659 curwin->w_set_curswant = TRUE; 4660 #ifdef FEAT_FOLDING 4661 if ((fdo_flags & FDO_BLOCK) && KeyTyped 4662 && cap->oap->op_type == OP_NOP) 4663 foldOpenCursor(); 4664 #endif 4665 } 4666 } 4667 4668 /* 4669 * "[[", "[]", "]]" and "][": move to start or end of function 4670 */ 4671 else if (cap->nchar == '[' || cap->nchar == ']') 4672 { 4673 if (cap->nchar == cap->cmdchar) // "]]" or "[[" 4674 flag = '{'; 4675 else 4676 flag = '}'; // "][" or "[]" 4677 4678 curwin->w_set_curswant = TRUE; 4679 /* 4680 * Imitate strange Vi behaviour: When using "]]" with an operator 4681 * we also stop at '}'. 4682 */ 4683 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, flag, 4684 (cap->oap->op_type != OP_NOP 4685 && cap->arg == FORWARD && flag == '{'))) 4686 clearopbeep(cap->oap); 4687 else 4688 { 4689 if (cap->oap->op_type == OP_NOP) 4690 beginline(BL_WHITE | BL_FIX); 4691 #ifdef FEAT_FOLDING 4692 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4693 foldOpenCursor(); 4694 #endif 4695 } 4696 } 4697 4698 /* 4699 * "[p", "[P", "]P" and "]p": put with indent adjustment 4700 */ 4701 else if (cap->nchar == 'p' || cap->nchar == 'P') 4702 { 4703 nv_put_opt(cap, TRUE); 4704 } 4705 4706 /* 4707 * "['", "[`", "]'" and "]`": jump to next mark 4708 */ 4709 else if (cap->nchar == '\'' || cap->nchar == '`') 4710 { 4711 pos = &curwin->w_cursor; 4712 for (n = cap->count1; n > 0; --n) 4713 { 4714 prev_pos = *pos; 4715 pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD, 4716 cap->nchar == '\''); 4717 if (pos == NULL) 4718 break; 4719 } 4720 if (pos == NULL) 4721 pos = &prev_pos; 4722 nv_cursormark(cap, cap->nchar == '\'', pos); 4723 } 4724 4725 /* 4726 * [ or ] followed by a middle mouse click: put selected text with 4727 * indent adjustment. Any other button just does as usual. 4728 */ 4729 else if (cap->nchar >= K_RIGHTRELEASE && cap->nchar <= K_LEFTMOUSE) 4730 { 4731 (void)do_mouse(cap->oap, cap->nchar, 4732 (cap->cmdchar == ']') ? FORWARD : BACKWARD, 4733 cap->count1, PUT_FIXINDENT); 4734 } 4735 4736 #ifdef FEAT_FOLDING 4737 /* 4738 * "[z" and "]z": move to start or end of open fold. 4739 */ 4740 else if (cap->nchar == 'z') 4741 { 4742 if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4743 cap->count1) == FAIL) 4744 clearopbeep(cap->oap); 4745 } 4746 #endif 4747 4748 #ifdef FEAT_DIFF 4749 /* 4750 * "[c" and "]c": move to next or previous diff-change. 4751 */ 4752 else if (cap->nchar == 'c') 4753 { 4754 if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD, 4755 cap->count1) == FAIL) 4756 clearopbeep(cap->oap); 4757 } 4758 #endif 4759 4760 #ifdef FEAT_SPELL 4761 /* 4762 * "[s", "[S", "]s" and "]S": move to next spell error. 4763 */ 4764 else if (cap->nchar == 's' || cap->nchar == 'S') 4765 { 4766 setpcmark(); 4767 for (n = 0; n < cap->count1; ++n) 4768 if (spell_move_to(curwin, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4769 cap->nchar == 's' ? TRUE : FALSE, FALSE, NULL) == 0) 4770 { 4771 clearopbeep(cap->oap); 4772 break; 4773 } 4774 else 4775 curwin->w_set_curswant = TRUE; 4776 # ifdef FEAT_FOLDING 4777 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4778 foldOpenCursor(); 4779 # endif 4780 } 4781 #endif 4782 4783 // Not a valid cap->nchar. 4784 else 4785 clearopbeep(cap->oap); 4786 } 4787 4788 /* 4789 * Handle Normal mode "%" command. 4790 */ 4791 static void 4792 nv_percent(cmdarg_T *cap) 4793 { 4794 pos_T *pos; 4795 #if defined(FEAT_FOLDING) 4796 linenr_T lnum = curwin->w_cursor.lnum; 4797 #endif 4798 4799 cap->oap->inclusive = TRUE; 4800 if (cap->count0) // {cnt}% : goto {cnt} percentage in file 4801 { 4802 if (cap->count0 > 100) 4803 clearopbeep(cap->oap); 4804 else 4805 { 4806 cap->oap->motion_type = MLINE; 4807 setpcmark(); 4808 // Round up, so 'normal 100%' always jumps at the line line. 4809 // Beyond 21474836 lines, (ml_line_count * 100 + 99) would 4810 // overflow on 32-bits, so use a formula with less accuracy 4811 // to avoid overflows. 4812 if (curbuf->b_ml.ml_line_count >= 21474836) 4813 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L) 4814 / 100L * cap->count0; 4815 else 4816 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count * 4817 cap->count0 + 99L) / 100L; 4818 if (curwin->w_cursor.lnum < 1) 4819 curwin->w_cursor.lnum = 1; 4820 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4821 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 4822 beginline(BL_SOL | BL_FIX); 4823 } 4824 } 4825 else // "%" : go to matching paren 4826 { 4827 cap->oap->motion_type = MCHAR; 4828 cap->oap->use_reg_one = TRUE; 4829 if ((pos = findmatch(cap->oap, NUL)) == NULL) 4830 clearopbeep(cap->oap); 4831 else 4832 { 4833 setpcmark(); 4834 curwin->w_cursor = *pos; 4835 curwin->w_set_curswant = TRUE; 4836 curwin->w_cursor.coladd = 0; 4837 adjust_for_sel(cap); 4838 } 4839 } 4840 #ifdef FEAT_FOLDING 4841 if (cap->oap->op_type == OP_NOP 4842 && lnum != curwin->w_cursor.lnum 4843 && (fdo_flags & FDO_PERCENT) 4844 && KeyTyped) 4845 foldOpenCursor(); 4846 #endif 4847 } 4848 4849 /* 4850 * Handle "(" and ")" commands. 4851 * cap->arg is BACKWARD for "(" and FORWARD for ")". 4852 */ 4853 static void 4854 nv_brace(cmdarg_T *cap) 4855 { 4856 cap->oap->motion_type = MCHAR; 4857 cap->oap->use_reg_one = TRUE; 4858 // The motion used to be inclusive for "(", but that is not what Vi does. 4859 cap->oap->inclusive = FALSE; 4860 curwin->w_set_curswant = TRUE; 4861 4862 if (findsent(cap->arg, cap->count1) == FAIL) 4863 clearopbeep(cap->oap); 4864 else 4865 { 4866 // Don't leave the cursor on the NUL past end of line. 4867 adjust_cursor(cap->oap); 4868 curwin->w_cursor.coladd = 0; 4869 #ifdef FEAT_FOLDING 4870 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4871 foldOpenCursor(); 4872 #endif 4873 } 4874 } 4875 4876 /* 4877 * "m" command: Mark a position. 4878 */ 4879 static void 4880 nv_mark(cmdarg_T *cap) 4881 { 4882 if (!checkclearop(cap->oap)) 4883 { 4884 if (setmark(cap->nchar) == FAIL) 4885 clearopbeep(cap->oap); 4886 } 4887 } 4888 4889 /* 4890 * "{" and "}" commands. 4891 * cmd->arg is BACKWARD for "{" and FORWARD for "}". 4892 */ 4893 static void 4894 nv_findpar(cmdarg_T *cap) 4895 { 4896 cap->oap->motion_type = MCHAR; 4897 cap->oap->inclusive = FALSE; 4898 cap->oap->use_reg_one = TRUE; 4899 curwin->w_set_curswant = TRUE; 4900 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, NUL, FALSE)) 4901 clearopbeep(cap->oap); 4902 else 4903 { 4904 curwin->w_cursor.coladd = 0; 4905 #ifdef FEAT_FOLDING 4906 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4907 foldOpenCursor(); 4908 #endif 4909 } 4910 } 4911 4912 /* 4913 * "u" command: Undo or make lower case. 4914 */ 4915 static void 4916 nv_undo(cmdarg_T *cap) 4917 { 4918 if (cap->oap->op_type == OP_LOWER || VIsual_active) 4919 { 4920 // translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" 4921 cap->cmdchar = 'g'; 4922 cap->nchar = 'u'; 4923 nv_operator(cap); 4924 } 4925 else 4926 nv_kundo(cap); 4927 } 4928 4929 /* 4930 * <Undo> command. 4931 */ 4932 static void 4933 nv_kundo(cmdarg_T *cap) 4934 { 4935 if (!checkclearopq(cap->oap)) 4936 { 4937 #ifdef FEAT_JOB_CHANNEL 4938 if (bt_prompt(curbuf)) 4939 { 4940 clearopbeep(cap->oap); 4941 return; 4942 } 4943 #endif 4944 u_undo((int)cap->count1); 4945 curwin->w_set_curswant = TRUE; 4946 } 4947 } 4948 4949 /* 4950 * Handle the "r" command. 4951 */ 4952 static void 4953 nv_replace(cmdarg_T *cap) 4954 { 4955 char_u *ptr; 4956 int had_ctrl_v; 4957 long n; 4958 4959 if (checkclearop(cap->oap)) 4960 return; 4961 #ifdef FEAT_JOB_CHANNEL 4962 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 4963 { 4964 clearopbeep(cap->oap); 4965 return; 4966 } 4967 #endif 4968 4969 // get another character 4970 if (cap->nchar == Ctrl_V) 4971 { 4972 had_ctrl_v = Ctrl_V; 4973 cap->nchar = get_literal(FALSE); 4974 // Don't redo a multibyte character with CTRL-V. 4975 if (cap->nchar > DEL) 4976 had_ctrl_v = NUL; 4977 } 4978 else 4979 had_ctrl_v = NUL; 4980 4981 // Abort if the character is a special key. 4982 if (IS_SPECIAL(cap->nchar)) 4983 { 4984 clearopbeep(cap->oap); 4985 return; 4986 } 4987 4988 // Visual mode "r" 4989 if (VIsual_active) 4990 { 4991 if (got_int) 4992 reset_VIsual(); 4993 if (had_ctrl_v) 4994 { 4995 // Use a special (negative) number to make a difference between a 4996 // literal CR or NL and a line break. 4997 if (cap->nchar == CAR) 4998 cap->nchar = REPLACE_CR_NCHAR; 4999 else if (cap->nchar == NL) 5000 cap->nchar = REPLACE_NL_NCHAR; 5001 } 5002 nv_operator(cap); 5003 return; 5004 } 5005 5006 // Break tabs, etc. 5007 if (virtual_active()) 5008 { 5009 if (u_save_cursor() == FAIL) 5010 return; 5011 if (gchar_cursor() == NUL) 5012 { 5013 // Add extra space and put the cursor on the first one. 5014 coladvance_force((colnr_T)(getviscol() + cap->count1)); 5015 curwin->w_cursor.col -= cap->count1; 5016 } 5017 else if (gchar_cursor() == TAB) 5018 coladvance_force(getviscol()); 5019 } 5020 5021 // Abort if not enough characters to replace. 5022 ptr = ml_get_cursor(); 5023 if (STRLEN(ptr) < (unsigned)cap->count1 5024 || (has_mbyte && mb_charlen(ptr) < cap->count1)) 5025 { 5026 clearopbeep(cap->oap); 5027 return; 5028 } 5029 5030 /* 5031 * Replacing with a TAB is done by edit() when it is complicated because 5032 * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB. 5033 * Other characters are done below to avoid problems with things like 5034 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC). 5035 */ 5036 if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta)) 5037 { 5038 stuffnumReadbuff(cap->count1); 5039 stuffcharReadbuff('R'); 5040 stuffcharReadbuff('\t'); 5041 stuffcharReadbuff(ESC); 5042 return; 5043 } 5044 5045 // save line for undo 5046 if (u_save_cursor() == FAIL) 5047 return; 5048 5049 if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n')) 5050 { 5051 /* 5052 * Replace character(s) by a single newline. 5053 * Strange vi behaviour: Only one newline is inserted. 5054 * Delete the characters here. 5055 * Insert the newline with an insert command, takes care of 5056 * autoindent. The insert command depends on being on the last 5057 * character of a line or not. 5058 */ 5059 (void)del_chars(cap->count1, FALSE); // delete the characters 5060 stuffcharReadbuff('\r'); 5061 stuffcharReadbuff(ESC); 5062 5063 // Give 'r' to edit(), to get the redo command right. 5064 invoke_edit(cap, TRUE, 'r', FALSE); 5065 } 5066 else 5067 { 5068 prep_redo(cap->oap->regname, cap->count1, 5069 NUL, 'r', NUL, had_ctrl_v, cap->nchar); 5070 5071 curbuf->b_op_start = curwin->w_cursor; 5072 if (has_mbyte) 5073 { 5074 int old_State = State; 5075 5076 if (cap->ncharC1 != 0) 5077 AppendCharToRedobuff(cap->ncharC1); 5078 if (cap->ncharC2 != 0) 5079 AppendCharToRedobuff(cap->ncharC2); 5080 5081 // This is slow, but it handles replacing a single-byte with a 5082 // multi-byte and the other way around. Also handles adding 5083 // composing characters for utf-8. 5084 for (n = cap->count1; n > 0; --n) 5085 { 5086 State = REPLACE; 5087 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5088 { 5089 int c = ins_copychar(curwin->w_cursor.lnum 5090 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5091 if (c != NUL) 5092 ins_char(c); 5093 else 5094 // will be decremented further down 5095 ++curwin->w_cursor.col; 5096 } 5097 else 5098 ins_char(cap->nchar); 5099 State = old_State; 5100 if (cap->ncharC1 != 0) 5101 ins_char(cap->ncharC1); 5102 if (cap->ncharC2 != 0) 5103 ins_char(cap->ncharC2); 5104 } 5105 } 5106 else 5107 { 5108 /* 5109 * Replace the characters within one line. 5110 */ 5111 for (n = cap->count1; n > 0; --n) 5112 { 5113 /* 5114 * Get ptr again, because u_save and/or showmatch() will have 5115 * released the line. This may also happen in ins_copychar(). 5116 * At the same time we let know that the line will be changed. 5117 */ 5118 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5119 { 5120 int c = ins_copychar(curwin->w_cursor.lnum 5121 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5122 5123 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE); 5124 if (c != NUL) 5125 ptr[curwin->w_cursor.col] = c; 5126 } 5127 else 5128 { 5129 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE); 5130 ptr[curwin->w_cursor.col] = cap->nchar; 5131 } 5132 if (p_sm && msg_silent == 0) 5133 showmatch(cap->nchar); 5134 ++curwin->w_cursor.col; 5135 } 5136 #ifdef FEAT_NETBEANS_INTG 5137 if (netbeans_active()) 5138 { 5139 colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1); 5140 5141 netbeans_removed(curbuf, curwin->w_cursor.lnum, start, 5142 (long)cap->count1); 5143 netbeans_inserted(curbuf, curwin->w_cursor.lnum, start, 5144 &ptr[start], (int)cap->count1); 5145 } 5146 #endif 5147 5148 // mark the buffer as changed and prepare for displaying 5149 changed_bytes(curwin->w_cursor.lnum, 5150 (colnr_T)(curwin->w_cursor.col - cap->count1)); 5151 } 5152 --curwin->w_cursor.col; // cursor on the last replaced char 5153 // if the character on the left of the current cursor is a multi-byte 5154 // character, move two characters left 5155 if (has_mbyte) 5156 mb_adjust_cursor(); 5157 curbuf->b_op_end = curwin->w_cursor; 5158 curwin->w_set_curswant = TRUE; 5159 set_last_insert(cap->nchar); 5160 } 5161 } 5162 5163 /* 5164 * 'o': Exchange start and end of Visual area. 5165 * 'O': same, but in block mode exchange left and right corners. 5166 */ 5167 static void 5168 v_swap_corners(int cmdchar) 5169 { 5170 pos_T old_cursor; 5171 colnr_T left, right; 5172 5173 if (cmdchar == 'O' && VIsual_mode == Ctrl_V) 5174 { 5175 old_cursor = curwin->w_cursor; 5176 getvcols(curwin, &old_cursor, &VIsual, &left, &right); 5177 curwin->w_cursor.lnum = VIsual.lnum; 5178 coladvance(left); 5179 VIsual = curwin->w_cursor; 5180 5181 curwin->w_cursor.lnum = old_cursor.lnum; 5182 curwin->w_curswant = right; 5183 // 'selection "exclusive" and cursor at right-bottom corner: move it 5184 // right one column 5185 if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e') 5186 ++curwin->w_curswant; 5187 coladvance(curwin->w_curswant); 5188 if (curwin->w_cursor.col == old_cursor.col 5189 && (!virtual_active() 5190 || curwin->w_cursor.coladd == old_cursor.coladd)) 5191 { 5192 curwin->w_cursor.lnum = VIsual.lnum; 5193 if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e') 5194 ++right; 5195 coladvance(right); 5196 VIsual = curwin->w_cursor; 5197 5198 curwin->w_cursor.lnum = old_cursor.lnum; 5199 coladvance(left); 5200 curwin->w_curswant = left; 5201 } 5202 } 5203 else 5204 { 5205 old_cursor = curwin->w_cursor; 5206 curwin->w_cursor = VIsual; 5207 VIsual = old_cursor; 5208 curwin->w_set_curswant = TRUE; 5209 } 5210 } 5211 5212 /* 5213 * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE). 5214 */ 5215 static void 5216 nv_Replace(cmdarg_T *cap) 5217 { 5218 if (VIsual_active) // "R" is replace lines 5219 { 5220 cap->cmdchar = 'c'; 5221 cap->nchar = NUL; 5222 VIsual_mode_orig = VIsual_mode; // remember original area for gv 5223 VIsual_mode = 'V'; 5224 nv_operator(cap); 5225 } 5226 else if (!checkclearopq(cap->oap)) 5227 { 5228 if (!curbuf->b_p_ma) 5229 emsg(_(e_cannot_make_changes_modifiable_is_off)); 5230 else 5231 { 5232 if (virtual_active()) 5233 coladvance(getviscol()); 5234 invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE); 5235 } 5236 } 5237 } 5238 5239 /* 5240 * "gr". 5241 */ 5242 static void 5243 nv_vreplace(cmdarg_T *cap) 5244 { 5245 if (VIsual_active) 5246 { 5247 cap->cmdchar = 'r'; 5248 cap->nchar = cap->extra_char; 5249 nv_replace(cap); // Do same as "r" in Visual mode for now 5250 } 5251 else if (!checkclearopq(cap->oap)) 5252 { 5253 if (!curbuf->b_p_ma) 5254 emsg(_(e_cannot_make_changes_modifiable_is_off)); 5255 else 5256 { 5257 if (cap->extra_char == Ctrl_V) // get another character 5258 cap->extra_char = get_literal(FALSE); 5259 stuffcharReadbuff(cap->extra_char); 5260 stuffcharReadbuff(ESC); 5261 if (virtual_active()) 5262 coladvance(getviscol()); 5263 invoke_edit(cap, TRUE, 'v', FALSE); 5264 } 5265 } 5266 } 5267 5268 /* 5269 * Swap case for "~" command, when it does not work like an operator. 5270 */ 5271 static void 5272 n_swapchar(cmdarg_T *cap) 5273 { 5274 long n; 5275 pos_T startpos; 5276 int did_change = 0; 5277 #ifdef FEAT_NETBEANS_INTG 5278 pos_T pos; 5279 char_u *ptr; 5280 int count; 5281 #endif 5282 5283 if (checkclearopq(cap->oap)) 5284 return; 5285 5286 if (LINEEMPTY(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL) 5287 { 5288 clearopbeep(cap->oap); 5289 return; 5290 } 5291 5292 prep_redo_cmd(cap); 5293 5294 if (u_save_cursor() == FAIL) 5295 return; 5296 5297 startpos = curwin->w_cursor; 5298 #ifdef FEAT_NETBEANS_INTG 5299 pos = startpos; 5300 #endif 5301 for (n = cap->count1; n > 0; --n) 5302 { 5303 did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor); 5304 inc_cursor(); 5305 if (gchar_cursor() == NUL) 5306 { 5307 if (vim_strchr(p_ww, '~') != NULL 5308 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 5309 { 5310 #ifdef FEAT_NETBEANS_INTG 5311 if (netbeans_active()) 5312 { 5313 if (did_change) 5314 { 5315 ptr = ml_get(pos.lnum); 5316 count = (int)STRLEN(ptr) - pos.col; 5317 netbeans_removed(curbuf, pos.lnum, pos.col, 5318 (long)count); 5319 netbeans_inserted(curbuf, pos.lnum, pos.col, 5320 &ptr[pos.col], count); 5321 } 5322 pos.col = 0; 5323 pos.lnum++; 5324 } 5325 #endif 5326 ++curwin->w_cursor.lnum; 5327 curwin->w_cursor.col = 0; 5328 if (n > 1) 5329 { 5330 if (u_savesub(curwin->w_cursor.lnum) == FAIL) 5331 break; 5332 u_clearline(); 5333 } 5334 } 5335 else 5336 break; 5337 } 5338 } 5339 #ifdef FEAT_NETBEANS_INTG 5340 if (did_change && netbeans_active()) 5341 { 5342 ptr = ml_get(pos.lnum); 5343 count = curwin->w_cursor.col - pos.col; 5344 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); 5345 netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count); 5346 } 5347 #endif 5348 5349 5350 check_cursor(); 5351 curwin->w_set_curswant = TRUE; 5352 if (did_change) 5353 { 5354 changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1, 5355 0L); 5356 curbuf->b_op_start = startpos; 5357 curbuf->b_op_end = curwin->w_cursor; 5358 if (curbuf->b_op_end.col > 0) 5359 --curbuf->b_op_end.col; 5360 } 5361 } 5362 5363 /* 5364 * Move cursor to mark. 5365 */ 5366 static void 5367 nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos) 5368 { 5369 if (check_mark(pos) == FAIL) 5370 clearop(cap->oap); 5371 else 5372 { 5373 if (cap->cmdchar == '\'' 5374 || cap->cmdchar == '`' 5375 || cap->cmdchar == '[' 5376 || cap->cmdchar == ']') 5377 setpcmark(); 5378 curwin->w_cursor = *pos; 5379 if (flag) 5380 beginline(BL_WHITE | BL_FIX); 5381 else 5382 check_cursor(); 5383 } 5384 cap->oap->motion_type = flag ? MLINE : MCHAR; 5385 if (cap->cmdchar == '`') 5386 cap->oap->use_reg_one = TRUE; 5387 cap->oap->inclusive = FALSE; // ignored if not MCHAR 5388 curwin->w_set_curswant = TRUE; 5389 } 5390 5391 /* 5392 * Handle commands that are operators in Visual mode. 5393 */ 5394 static void 5395 v_visop(cmdarg_T *cap) 5396 { 5397 static char_u trans[] = "YyDdCcxdXdAAIIrr"; 5398 5399 // Uppercase means linewise, except in block mode, then "D" deletes till 5400 // the end of the line, and "C" replaces till EOL 5401 if (isupper(cap->cmdchar)) 5402 { 5403 if (VIsual_mode != Ctrl_V) 5404 { 5405 VIsual_mode_orig = VIsual_mode; 5406 VIsual_mode = 'V'; 5407 } 5408 else if (cap->cmdchar == 'C' || cap->cmdchar == 'D') 5409 curwin->w_curswant = MAXCOL; 5410 } 5411 cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1); 5412 nv_operator(cap); 5413 } 5414 5415 /* 5416 * "s" and "S" commands. 5417 */ 5418 static void 5419 nv_subst(cmdarg_T *cap) 5420 { 5421 #ifdef FEAT_TERMINAL 5422 // When showing output of term_dumpdiff() swap the top and bottom. 5423 if (term_swap_diff() == OK) 5424 return; 5425 #endif 5426 #ifdef FEAT_JOB_CHANNEL 5427 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 5428 { 5429 clearopbeep(cap->oap); 5430 return; 5431 } 5432 #endif 5433 if (VIsual_active) // "vs" and "vS" are the same as "vc" 5434 { 5435 if (cap->cmdchar == 'S') 5436 { 5437 VIsual_mode_orig = VIsual_mode; 5438 VIsual_mode = 'V'; 5439 } 5440 cap->cmdchar = 'c'; 5441 nv_operator(cap); 5442 } 5443 else 5444 nv_optrans(cap); 5445 } 5446 5447 /* 5448 * Abbreviated commands. 5449 */ 5450 static void 5451 nv_abbrev(cmdarg_T *cap) 5452 { 5453 if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL) 5454 cap->cmdchar = 'x'; // DEL key behaves like 'x' 5455 5456 // in Visual mode these commands are operators 5457 if (VIsual_active) 5458 v_visop(cap); 5459 else 5460 nv_optrans(cap); 5461 } 5462 5463 /* 5464 * Translate a command into another command. 5465 */ 5466 static void 5467 nv_optrans(cmdarg_T *cap) 5468 { 5469 static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh", 5470 (char_u *)"d$", (char_u *)"c$", 5471 (char_u *)"cl", (char_u *)"cc", 5472 (char_u *)"yy", (char_u *)":s\r"}; 5473 static char_u *str = (char_u *)"xXDCsSY&"; 5474 5475 if (!checkclearopq(cap->oap)) 5476 { 5477 // In Vi "2D" doesn't delete the next line. Can't translate it 5478 // either, because "2." should also not use the count. 5479 if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL) 5480 { 5481 cap->oap->start = curwin->w_cursor; 5482 cap->oap->op_type = OP_DELETE; 5483 #ifdef FEAT_EVAL 5484 set_op_var(OP_DELETE); 5485 #endif 5486 cap->count1 = 1; 5487 nv_dollar(cap); 5488 finish_op = TRUE; 5489 ResetRedobuff(); 5490 AppendCharToRedobuff('D'); 5491 } 5492 else 5493 { 5494 if (cap->count0) 5495 stuffnumReadbuff(cap->count0); 5496 stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]); 5497 } 5498 } 5499 cap->opcount = 0; 5500 } 5501 5502 /* 5503 * "'" and "`" commands. Also for "g'" and "g`". 5504 * cap->arg is TRUE for "'" and "g'". 5505 */ 5506 static void 5507 nv_gomark(cmdarg_T *cap) 5508 { 5509 pos_T *pos; 5510 int c; 5511 #ifdef FEAT_FOLDING 5512 pos_T old_cursor = curwin->w_cursor; 5513 int old_KeyTyped = KeyTyped; // getting file may reset it 5514 #endif 5515 5516 if (cap->cmdchar == 'g') 5517 c = cap->extra_char; 5518 else 5519 c = cap->nchar; 5520 pos = getmark(c, (cap->oap->op_type == OP_NOP)); 5521 if (pos == (pos_T *)-1) // jumped to other file 5522 { 5523 if (cap->arg) 5524 { 5525 check_cursor_lnum(); 5526 beginline(BL_WHITE | BL_FIX); 5527 } 5528 else 5529 check_cursor(); 5530 } 5531 else 5532 nv_cursormark(cap, cap->arg, pos); 5533 5534 // May need to clear the coladd that a mark includes. 5535 if (!virtual_active()) 5536 curwin->w_cursor.coladd = 0; 5537 check_cursor_col(); 5538 #ifdef FEAT_FOLDING 5539 if (cap->oap->op_type == OP_NOP 5540 && pos != NULL 5541 && (pos == (pos_T *)-1 || !EQUAL_POS(old_cursor, *pos)) 5542 && (fdo_flags & FDO_MARK) 5543 && old_KeyTyped) 5544 foldOpenCursor(); 5545 #endif 5546 } 5547 5548 /* 5549 * Handle CTRL-O, CTRL-I, "g;", "g," and "CTRL-Tab" commands. 5550 */ 5551 static void 5552 nv_pcmark(cmdarg_T *cap) 5553 { 5554 #ifdef FEAT_JUMPLIST 5555 pos_T *pos; 5556 # ifdef FEAT_FOLDING 5557 linenr_T lnum = curwin->w_cursor.lnum; 5558 int old_KeyTyped = KeyTyped; // getting file may reset it 5559 # endif 5560 5561 if (!checkclearopq(cap->oap)) 5562 { 5563 if (cap->cmdchar == TAB && mod_mask == MOD_MASK_CTRL) 5564 { 5565 if (goto_tabpage_lastused() == FAIL) 5566 clearopbeep(cap->oap); 5567 return; 5568 } 5569 if (cap->cmdchar == 'g') 5570 pos = movechangelist((int)cap->count1); 5571 else 5572 pos = movemark((int)cap->count1); 5573 if (pos == (pos_T *)-1) // jump to other file 5574 { 5575 curwin->w_set_curswant = TRUE; 5576 check_cursor(); 5577 } 5578 else if (pos != NULL) // can jump 5579 nv_cursormark(cap, FALSE, pos); 5580 else if (cap->cmdchar == 'g') 5581 { 5582 if (curbuf->b_changelistlen == 0) 5583 emsg(_("E664: changelist is empty")); 5584 else if (cap->count1 < 0) 5585 emsg(_("E662: At start of changelist")); 5586 else 5587 emsg(_("E663: At end of changelist")); 5588 } 5589 else 5590 clearopbeep(cap->oap); 5591 # ifdef FEAT_FOLDING 5592 if (cap->oap->op_type == OP_NOP 5593 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum) 5594 && (fdo_flags & FDO_MARK) 5595 && old_KeyTyped) 5596 foldOpenCursor(); 5597 # endif 5598 } 5599 #else 5600 clearopbeep(cap->oap); 5601 #endif 5602 } 5603 5604 /* 5605 * Handle '"' command. 5606 */ 5607 static void 5608 nv_regname(cmdarg_T *cap) 5609 { 5610 if (checkclearop(cap->oap)) 5611 return; 5612 #ifdef FEAT_EVAL 5613 if (cap->nchar == '=') 5614 cap->nchar = get_expr_register(); 5615 #endif 5616 if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE)) 5617 { 5618 cap->oap->regname = cap->nchar; 5619 cap->opcount = cap->count0; // remember count before '"' 5620 #ifdef FEAT_EVAL 5621 set_reg_var(cap->oap->regname); 5622 #endif 5623 } 5624 else 5625 clearopbeep(cap->oap); 5626 } 5627 5628 /* 5629 * Handle "v", "V" and "CTRL-V" commands. 5630 * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg 5631 * is TRUE. 5632 * Handle CTRL-Q just like CTRL-V. 5633 */ 5634 static void 5635 nv_visual(cmdarg_T *cap) 5636 { 5637 if (cap->cmdchar == Ctrl_Q) 5638 cap->cmdchar = Ctrl_V; 5639 5640 // 'v', 'V' and CTRL-V can be used while an operator is pending to make it 5641 // characterwise, linewise, or blockwise. 5642 if (cap->oap->op_type != OP_NOP) 5643 { 5644 motion_force = cap->oap->motion_force = cap->cmdchar; 5645 finish_op = FALSE; // operator doesn't finish now but later 5646 return; 5647 } 5648 5649 VIsual_select = cap->arg; 5650 if (VIsual_active) // change Visual mode 5651 { 5652 if (VIsual_mode == cap->cmdchar) // stop visual mode 5653 end_visual_mode(); 5654 else // toggle char/block mode 5655 { // or char/line mode 5656 VIsual_mode = cap->cmdchar; 5657 showmode(); 5658 trigger_modechanged(); 5659 } 5660 redraw_curbuf_later(INVERTED); // update the inversion 5661 } 5662 else // start Visual mode 5663 { 5664 check_visual_highlight(); 5665 if (cap->count0 > 0 && resel_VIsual_mode != NUL) 5666 { 5667 // use previously selected part 5668 VIsual = curwin->w_cursor; 5669 5670 VIsual_active = TRUE; 5671 VIsual_reselect = TRUE; 5672 if (!cap->arg) 5673 // start Select mode when 'selectmode' contains "cmd" 5674 may_start_select('c'); 5675 setmouse(); 5676 if (p_smd && msg_silent == 0) 5677 redraw_cmdline = TRUE; // show visual mode later 5678 /* 5679 * For V and ^V, we multiply the number of lines even if there 5680 * was only one -- webb 5681 */ 5682 if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1) 5683 { 5684 curwin->w_cursor.lnum += 5685 resel_VIsual_line_count * cap->count0 - 1; 5686 check_cursor(); 5687 } 5688 VIsual_mode = resel_VIsual_mode; 5689 if (VIsual_mode == 'v') 5690 { 5691 if (resel_VIsual_line_count <= 1) 5692 { 5693 validate_virtcol(); 5694 curwin->w_curswant = curwin->w_virtcol 5695 + resel_VIsual_vcol * cap->count0 - 1; 5696 } 5697 else 5698 curwin->w_curswant = resel_VIsual_vcol; 5699 coladvance(curwin->w_curswant); 5700 } 5701 if (resel_VIsual_vcol == MAXCOL) 5702 { 5703 curwin->w_curswant = MAXCOL; 5704 coladvance((colnr_T)MAXCOL); 5705 } 5706 else if (VIsual_mode == Ctrl_V) 5707 { 5708 validate_virtcol(); 5709 curwin->w_curswant = curwin->w_virtcol 5710 + resel_VIsual_vcol * cap->count0 - 1; 5711 coladvance(curwin->w_curswant); 5712 } 5713 else 5714 curwin->w_set_curswant = TRUE; 5715 redraw_curbuf_later(INVERTED); // show the inversion 5716 } 5717 else 5718 { 5719 if (!cap->arg) 5720 // start Select mode when 'selectmode' contains "cmd" 5721 may_start_select('c'); 5722 n_start_visual_mode(cap->cmdchar); 5723 if (VIsual_mode != 'V' && *p_sel == 'e') 5724 ++cap->count1; // include one more char 5725 if (cap->count0 > 0 && --cap->count1 > 0) 5726 { 5727 // With a count select that many characters or lines. 5728 if (VIsual_mode == 'v' || VIsual_mode == Ctrl_V) 5729 nv_right(cap); 5730 else if (VIsual_mode == 'V') 5731 nv_down(cap); 5732 } 5733 } 5734 } 5735 } 5736 5737 /* 5738 * Start selection for Shift-movement keys. 5739 */ 5740 void 5741 start_selection(void) 5742 { 5743 // if 'selectmode' contains "key", start Select mode 5744 may_start_select('k'); 5745 n_start_visual_mode('v'); 5746 } 5747 5748 /* 5749 * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu. 5750 */ 5751 void 5752 may_start_select(int c) 5753 { 5754 VIsual_select = (stuff_empty() && typebuf_typed() 5755 && (vim_strchr(p_slm, c) != NULL)); 5756 } 5757 5758 /* 5759 * Start Visual mode "c". 5760 * Should set VIsual_select before calling this. 5761 */ 5762 static void 5763 n_start_visual_mode(int c) 5764 { 5765 #ifdef FEAT_CONCEAL 5766 int cursor_line_was_concealed = curwin->w_p_cole > 0 5767 && conceal_cursor_line(curwin); 5768 #endif 5769 5770 VIsual_mode = c; 5771 VIsual_active = TRUE; 5772 VIsual_reselect = TRUE; 5773 trigger_modechanged(); 5774 5775 // Corner case: the 0 position in a tab may change when going into 5776 // virtualedit. Recalculate curwin->w_cursor to avoid bad highlighting. 5777 if (c == Ctrl_V && (get_ve_flags() & VE_BLOCK) && gchar_cursor() == TAB) 5778 { 5779 validate_virtcol(); 5780 coladvance(curwin->w_virtcol); 5781 } 5782 VIsual = curwin->w_cursor; 5783 5784 #ifdef FEAT_FOLDING 5785 foldAdjustVisual(); 5786 #endif 5787 5788 setmouse(); 5789 #ifdef FEAT_CONCEAL 5790 // Check if redraw is needed after changing the state. 5791 conceal_check_cursor_line(cursor_line_was_concealed); 5792 #endif 5793 5794 if (p_smd && msg_silent == 0) 5795 redraw_cmdline = TRUE; // show visual mode later 5796 #ifdef FEAT_CLIPBOARD 5797 // Make sure the clipboard gets updated. Needed because start and 5798 // end may still be the same, and the selection needs to be owned 5799 clip_star.vmode = NUL; 5800 #endif 5801 5802 // Only need to redraw this line, unless still need to redraw an old 5803 // Visual area (when 'lazyredraw' is set). 5804 if (curwin->w_redr_type < INVERTED) 5805 { 5806 curwin->w_old_cursor_lnum = curwin->w_cursor.lnum; 5807 curwin->w_old_visual_lnum = curwin->w_cursor.lnum; 5808 } 5809 } 5810 5811 5812 /* 5813 * CTRL-W: Window commands 5814 */ 5815 static void 5816 nv_window(cmdarg_T *cap) 5817 { 5818 if (cap->nchar == ':') 5819 { 5820 // "CTRL-W :" is the same as typing ":"; useful in a terminal window 5821 cap->cmdchar = ':'; 5822 cap->nchar = NUL; 5823 nv_colon(cap); 5824 } 5825 else if (!checkclearop(cap->oap)) 5826 do_window(cap->nchar, cap->count0, NUL); // everything is in window.c 5827 } 5828 5829 /* 5830 * CTRL-Z: Suspend 5831 */ 5832 static void 5833 nv_suspend(cmdarg_T *cap) 5834 { 5835 clearop(cap->oap); 5836 if (VIsual_active) 5837 end_visual_mode(); // stop Visual mode 5838 do_cmdline_cmd((char_u *)"stop"); 5839 } 5840 5841 /* 5842 * Commands starting with "g". 5843 */ 5844 static void 5845 nv_g_cmd(cmdarg_T *cap) 5846 { 5847 oparg_T *oap = cap->oap; 5848 pos_T tpos; 5849 int i; 5850 int flag = FALSE; 5851 5852 switch (cap->nchar) 5853 { 5854 case Ctrl_A: 5855 case Ctrl_X: 5856 #ifdef MEM_PROFILE 5857 /* 5858 * "g^A": dump log of used memory. 5859 */ 5860 if (!VIsual_active && cap->nchar == Ctrl_A) 5861 vim_mem_profile_dump(); 5862 else 5863 #endif 5864 /* 5865 * "g^A/g^X": sequentially increment visually selected region 5866 */ 5867 if (VIsual_active) 5868 { 5869 cap->arg = TRUE; 5870 cap->cmdchar = cap->nchar; 5871 cap->nchar = NUL; 5872 nv_addsub(cap); 5873 } 5874 else 5875 clearopbeep(oap); 5876 break; 5877 5878 /* 5879 * "gR": Enter virtual replace mode. 5880 */ 5881 case 'R': 5882 cap->arg = TRUE; 5883 nv_Replace(cap); 5884 break; 5885 5886 case 'r': 5887 nv_vreplace(cap); 5888 break; 5889 5890 case '&': 5891 do_cmdline_cmd((char_u *)"%s//~/&"); 5892 break; 5893 5894 /* 5895 * "gv": Reselect the previous Visual area. If Visual already active, 5896 * exchange previous and current Visual area. 5897 */ 5898 case 'v': 5899 if (checkclearop(oap)) 5900 break; 5901 5902 if ( curbuf->b_visual.vi_start.lnum == 0 5903 || curbuf->b_visual.vi_start.lnum > curbuf->b_ml.ml_line_count 5904 || curbuf->b_visual.vi_end.lnum == 0) 5905 beep_flush(); 5906 else 5907 { 5908 // set w_cursor to the start of the Visual area, tpos to the end 5909 if (VIsual_active) 5910 { 5911 i = VIsual_mode; 5912 VIsual_mode = curbuf->b_visual.vi_mode; 5913 curbuf->b_visual.vi_mode = i; 5914 # ifdef FEAT_EVAL 5915 curbuf->b_visual_mode_eval = i; 5916 # endif 5917 i = curwin->w_curswant; 5918 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5919 curbuf->b_visual.vi_curswant = i; 5920 5921 tpos = curbuf->b_visual.vi_end; 5922 curbuf->b_visual.vi_end = curwin->w_cursor; 5923 curwin->w_cursor = curbuf->b_visual.vi_start; 5924 curbuf->b_visual.vi_start = VIsual; 5925 } 5926 else 5927 { 5928 VIsual_mode = curbuf->b_visual.vi_mode; 5929 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5930 tpos = curbuf->b_visual.vi_end; 5931 curwin->w_cursor = curbuf->b_visual.vi_start; 5932 } 5933 5934 VIsual_active = TRUE; 5935 VIsual_reselect = TRUE; 5936 5937 // Set Visual to the start and w_cursor to the end of the Visual 5938 // area. Make sure they are on an existing character. 5939 check_cursor(); 5940 VIsual = curwin->w_cursor; 5941 curwin->w_cursor = tpos; 5942 check_cursor(); 5943 update_topline(); 5944 /* 5945 * When called from normal "g" command: start Select mode when 5946 * 'selectmode' contains "cmd". When called for K_SELECT, always 5947 * start Select mode. 5948 */ 5949 if (cap->arg) 5950 VIsual_select = TRUE; 5951 else 5952 may_start_select('c'); 5953 setmouse(); 5954 #ifdef FEAT_CLIPBOARD 5955 // Make sure the clipboard gets updated. Needed because start and 5956 // end are still the same, and the selection needs to be owned 5957 clip_star.vmode = NUL; 5958 #endif 5959 redraw_curbuf_later(INVERTED); 5960 showmode(); 5961 } 5962 break; 5963 /* 5964 * "gV": Don't reselect the previous Visual area after a Select mode 5965 * mapping of menu. 5966 */ 5967 case 'V': 5968 VIsual_reselect = FALSE; 5969 break; 5970 5971 /* 5972 * "gh": start Select mode. 5973 * "gH": start Select line mode. 5974 * "g^H": start Select block mode. 5975 */ 5976 case K_BS: 5977 cap->nchar = Ctrl_H; 5978 // FALLTHROUGH 5979 case 'h': 5980 case 'H': 5981 case Ctrl_H: 5982 # ifdef EBCDIC 5983 // EBCDIC: 'v'-'h' != '^v'-'^h' 5984 if (cap->nchar == Ctrl_H) 5985 cap->cmdchar = Ctrl_V; 5986 else 5987 # endif 5988 cap->cmdchar = cap->nchar + ('v' - 'h'); 5989 cap->arg = TRUE; 5990 nv_visual(cap); 5991 break; 5992 5993 // "gn", "gN" visually select next/previous search match 5994 // "gn" selects next match 5995 // "gN" selects previous match 5996 case 'N': 5997 case 'n': 5998 if (!current_search(cap->count1, cap->nchar == 'n')) 5999 clearopbeep(oap); 6000 break; 6001 6002 /* 6003 * "gj" and "gk" two new funny movement keys -- up and down 6004 * movement based on *screen* line rather than *file* line. 6005 */ 6006 case 'j': 6007 case K_DOWN: 6008 // with 'nowrap' it works just like the normal "j" command. 6009 if (!curwin->w_p_wrap) 6010 { 6011 oap->motion_type = MLINE; 6012 i = cursor_down(cap->count1, oap->op_type == OP_NOP); 6013 } 6014 else 6015 i = nv_screengo(oap, FORWARD, cap->count1); 6016 if (i == FAIL) 6017 clearopbeep(oap); 6018 break; 6019 6020 case 'k': 6021 case K_UP: 6022 // with 'nowrap' it works just like the normal "k" command. 6023 if (!curwin->w_p_wrap) 6024 { 6025 oap->motion_type = MLINE; 6026 i = cursor_up(cap->count1, oap->op_type == OP_NOP); 6027 } 6028 else 6029 i = nv_screengo(oap, BACKWARD, cap->count1); 6030 if (i == FAIL) 6031 clearopbeep(oap); 6032 break; 6033 6034 /* 6035 * "gJ": join two lines without inserting a space. 6036 */ 6037 case 'J': 6038 nv_join(cap); 6039 break; 6040 6041 /* 6042 * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines. 6043 * "gm": middle of "g0" and "g$". 6044 */ 6045 case '^': 6046 flag = TRUE; 6047 // FALLTHROUGH 6048 6049 case '0': 6050 case 'm': 6051 case K_HOME: 6052 case K_KHOME: 6053 oap->motion_type = MCHAR; 6054 oap->inclusive = FALSE; 6055 if (curwin->w_p_wrap && curwin->w_width != 0) 6056 { 6057 int width1 = curwin->w_width - curwin_col_off(); 6058 int width2 = width1 + curwin_col_off2(); 6059 6060 validate_virtcol(); 6061 i = 0; 6062 if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0) 6063 i = (curwin->w_virtcol - width1) / width2 * width2 + width1; 6064 } 6065 else 6066 i = curwin->w_leftcol; 6067 // Go to the middle of the screen line. When 'number' or 6068 // 'relativenumber' is on and lines are wrapping the middle can be more 6069 // to the left. 6070 if (cap->nchar == 'm') 6071 i += (curwin->w_width - curwin_col_off() 6072 + ((curwin->w_p_wrap && i > 0) 6073 ? curwin_col_off2() : 0)) / 2; 6074 coladvance((colnr_T)i); 6075 if (flag) 6076 { 6077 do 6078 i = gchar_cursor(); 6079 while (VIM_ISWHITE(i) && oneright() == OK); 6080 curwin->w_valid &= ~VALID_WCOL; 6081 } 6082 curwin->w_set_curswant = TRUE; 6083 break; 6084 6085 case 'M': 6086 { 6087 char_u *ptr = ml_get_curline(); 6088 6089 oap->motion_type = MCHAR; 6090 oap->inclusive = FALSE; 6091 if (has_mbyte) 6092 i = mb_string2cells(ptr, (int)STRLEN(ptr)); 6093 else 6094 i = (int)STRLEN(ptr); 6095 if (cap->count0 > 0 && cap->count0 <= 100) 6096 coladvance((colnr_T)(i * cap->count0 / 100)); 6097 else 6098 coladvance((colnr_T)(i / 2)); 6099 curwin->w_set_curswant = TRUE; 6100 } 6101 break; 6102 6103 case '_': 6104 // "g_": to the last non-blank character in the line or <count> lines 6105 // downward. 6106 cap->oap->motion_type = MCHAR; 6107 cap->oap->inclusive = TRUE; 6108 curwin->w_curswant = MAXCOL; 6109 if (cursor_down((long)(cap->count1 - 1), 6110 cap->oap->op_type == OP_NOP) == FAIL) 6111 clearopbeep(cap->oap); 6112 else 6113 { 6114 char_u *ptr = ml_get_curline(); 6115 6116 // In Visual mode we may end up after the line. 6117 if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL) 6118 --curwin->w_cursor.col; 6119 6120 // Decrease the cursor column until it's on a non-blank. 6121 while (curwin->w_cursor.col > 0 6122 && VIM_ISWHITE(ptr[curwin->w_cursor.col])) 6123 --curwin->w_cursor.col; 6124 curwin->w_set_curswant = TRUE; 6125 adjust_for_sel(cap); 6126 } 6127 break; 6128 6129 case '$': 6130 case K_END: 6131 case K_KEND: 6132 { 6133 int col_off = curwin_col_off(); 6134 6135 oap->motion_type = MCHAR; 6136 oap->inclusive = TRUE; 6137 if (curwin->w_p_wrap && curwin->w_width != 0) 6138 { 6139 curwin->w_curswant = MAXCOL; // so we stay at the end 6140 if (cap->count1 == 1) 6141 { 6142 int width1 = curwin->w_width - col_off; 6143 int width2 = width1 + curwin_col_off2(); 6144 6145 validate_virtcol(); 6146 i = width1 - 1; 6147 if (curwin->w_virtcol >= (colnr_T)width1) 6148 i += ((curwin->w_virtcol - width1) / width2 + 1) 6149 * width2; 6150 coladvance((colnr_T)i); 6151 6152 // Make sure we stick in this column. 6153 validate_virtcol(); 6154 curwin->w_curswant = curwin->w_virtcol; 6155 curwin->w_set_curswant = FALSE; 6156 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 6157 { 6158 /* 6159 * Check for landing on a character that got split at 6160 * the end of the line. We do not want to advance to 6161 * the next screen line. 6162 */ 6163 if (curwin->w_virtcol > (colnr_T)i) 6164 --curwin->w_cursor.col; 6165 } 6166 } 6167 else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL) 6168 clearopbeep(oap); 6169 } 6170 else 6171 { 6172 if (cap->count1 > 1) 6173 // if it fails, let the cursor still move to the last char 6174 (void)cursor_down(cap->count1 - 1, FALSE); 6175 6176 i = curwin->w_leftcol + curwin->w_width - col_off - 1; 6177 coladvance((colnr_T)i); 6178 6179 // if the character doesn't fit move one back 6180 if (curwin->w_cursor.col > 0 6181 && (*mb_ptr2cells)(ml_get_cursor()) > 1) 6182 { 6183 colnr_T vcol; 6184 6185 getvvcol(curwin, &curwin->w_cursor, NULL, NULL, &vcol); 6186 if (vcol >= curwin->w_leftcol + curwin->w_width - col_off) 6187 --curwin->w_cursor.col; 6188 } 6189 6190 // Make sure we stick in this column. 6191 validate_virtcol(); 6192 curwin->w_curswant = curwin->w_virtcol; 6193 curwin->w_set_curswant = FALSE; 6194 } 6195 } 6196 break; 6197 6198 /* 6199 * "g*" and "g#", like "*" and "#" but without using "\<" and "\>" 6200 */ 6201 case '*': 6202 case '#': 6203 #if POUND != '#' 6204 case POUND: // pound sign (sometimes equal to '#') 6205 #endif 6206 case Ctrl_RSB: // :tag or :tselect for current identifier 6207 case ']': // :tselect for current identifier 6208 nv_ident(cap); 6209 break; 6210 6211 /* 6212 * ge and gE: go back to end of word 6213 */ 6214 case 'e': 6215 case 'E': 6216 oap->motion_type = MCHAR; 6217 curwin->w_set_curswant = TRUE; 6218 oap->inclusive = TRUE; 6219 if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL) 6220 clearopbeep(oap); 6221 break; 6222 6223 /* 6224 * "g CTRL-G": display info about cursor position 6225 */ 6226 case Ctrl_G: 6227 cursor_pos_info(NULL); 6228 break; 6229 6230 /* 6231 * "gi": start Insert at the last position. 6232 */ 6233 case 'i': 6234 if (curbuf->b_last_insert.lnum != 0) 6235 { 6236 curwin->w_cursor = curbuf->b_last_insert; 6237 check_cursor_lnum(); 6238 i = (int)STRLEN(ml_get_curline()); 6239 if (curwin->w_cursor.col > (colnr_T)i) 6240 { 6241 if (virtual_active()) 6242 curwin->w_cursor.coladd += curwin->w_cursor.col - i; 6243 curwin->w_cursor.col = i; 6244 } 6245 } 6246 cap->cmdchar = 'i'; 6247 nv_edit(cap); 6248 break; 6249 6250 /* 6251 * "gI": Start insert in column 1. 6252 */ 6253 case 'I': 6254 beginline(0); 6255 if (!checkclearopq(oap)) 6256 invoke_edit(cap, FALSE, 'g', FALSE); 6257 break; 6258 6259 #ifdef FEAT_SEARCHPATH 6260 /* 6261 * "gf": goto file, edit file under cursor 6262 * "]f" and "[f": can also be used. 6263 */ 6264 case 'f': 6265 case 'F': 6266 nv_gotofile(cap); 6267 break; 6268 #endif 6269 6270 // "g'm" and "g`m": jump to mark without setting pcmark 6271 case '\'': 6272 cap->arg = TRUE; 6273 // FALLTHROUGH 6274 case '`': 6275 nv_gomark(cap); 6276 break; 6277 6278 /* 6279 * "gs": Goto sleep. 6280 */ 6281 case 's': 6282 do_sleep(cap->count1 * 1000L, FALSE); 6283 break; 6284 6285 /* 6286 * "ga": Display the ascii value of the character under the 6287 * cursor. It is displayed in decimal, hex, and octal. -- webb 6288 */ 6289 case 'a': 6290 do_ascii(NULL); 6291 break; 6292 6293 /* 6294 * "g8": Display the bytes used for the UTF-8 character under the 6295 * cursor. It is displayed in hex. 6296 * "8g8" finds illegal byte sequence. 6297 */ 6298 case '8': 6299 if (cap->count0 == 8) 6300 utf_find_illegal(); 6301 else 6302 show_utf8(); 6303 break; 6304 6305 // "g<": show scrollback text 6306 case '<': 6307 show_sb_text(); 6308 break; 6309 6310 /* 6311 * "gg": Goto the first line in file. With a count it goes to 6312 * that line number like for "G". -- webb 6313 */ 6314 case 'g': 6315 cap->arg = FALSE; 6316 nv_goto(cap); 6317 break; 6318 6319 /* 6320 * Two-character operators: 6321 * "gq" Format text 6322 * "gw" Format text and keep cursor position 6323 * "g~" Toggle the case of the text. 6324 * "gu" Change text to lower case. 6325 * "gU" Change text to upper case. 6326 * "g?" rot13 encoding 6327 * "g@" call 'operatorfunc' 6328 */ 6329 case 'q': 6330 case 'w': 6331 oap->cursor_start = curwin->w_cursor; 6332 // FALLTHROUGH 6333 case '~': 6334 case 'u': 6335 case 'U': 6336 case '?': 6337 case '@': 6338 nv_operator(cap); 6339 break; 6340 6341 /* 6342 * "gd": Find first occurrence of pattern under the cursor in the 6343 * current function 6344 * "gD": idem, but in the current file. 6345 */ 6346 case 'd': 6347 case 'D': 6348 nv_gd(oap, cap->nchar, (int)cap->count0); 6349 break; 6350 6351 /* 6352 * g<*Mouse> : <C-*mouse> 6353 */ 6354 case K_MIDDLEMOUSE: 6355 case K_MIDDLEDRAG: 6356 case K_MIDDLERELEASE: 6357 case K_LEFTMOUSE: 6358 case K_LEFTDRAG: 6359 case K_LEFTRELEASE: 6360 case K_MOUSEMOVE: 6361 case K_RIGHTMOUSE: 6362 case K_RIGHTDRAG: 6363 case K_RIGHTRELEASE: 6364 case K_X1MOUSE: 6365 case K_X1DRAG: 6366 case K_X1RELEASE: 6367 case K_X2MOUSE: 6368 case K_X2DRAG: 6369 case K_X2RELEASE: 6370 mod_mask = MOD_MASK_CTRL; 6371 (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0); 6372 break; 6373 6374 case K_IGNORE: 6375 break; 6376 6377 /* 6378 * "gP" and "gp": same as "P" and "p" but leave cursor just after new text 6379 */ 6380 case 'p': 6381 case 'P': 6382 nv_put(cap); 6383 break; 6384 6385 #ifdef FEAT_BYTEOFF 6386 // "go": goto byte count from start of buffer 6387 case 'o': 6388 goto_byte(cap->count0); 6389 break; 6390 #endif 6391 6392 // "gQ": improved Ex mode 6393 case 'Q': 6394 if (text_locked()) 6395 { 6396 clearopbeep(cap->oap); 6397 text_locked_msg(); 6398 break; 6399 } 6400 6401 if (!checkclearopq(oap)) 6402 do_exmode(TRUE); 6403 break; 6404 6405 #ifdef FEAT_JUMPLIST 6406 case ',': 6407 nv_pcmark(cap); 6408 break; 6409 6410 case ';': 6411 cap->count1 = -cap->count1; 6412 nv_pcmark(cap); 6413 break; 6414 #endif 6415 6416 case 't': 6417 if (!checkclearop(oap)) 6418 goto_tabpage((int)cap->count0); 6419 break; 6420 case 'T': 6421 if (!checkclearop(oap)) 6422 goto_tabpage(-(int)cap->count1); 6423 break; 6424 6425 case TAB: 6426 if (!checkclearop(oap) && goto_tabpage_lastused() == FAIL) 6427 clearopbeep(oap); 6428 break; 6429 6430 case '+': 6431 case '-': // "g+" and "g-": undo or redo along the timeline 6432 if (!checkclearopq(oap)) 6433 undo_time(cap->nchar == '-' ? -cap->count1 : cap->count1, 6434 FALSE, FALSE, FALSE); 6435 break; 6436 6437 default: 6438 clearopbeep(oap); 6439 break; 6440 } 6441 } 6442 6443 /* 6444 * Handle "o" and "O" commands. 6445 */ 6446 static void 6447 n_opencmd(cmdarg_T *cap) 6448 { 6449 #ifdef FEAT_CONCEAL 6450 linenr_T oldline = curwin->w_cursor.lnum; 6451 #endif 6452 6453 if (!checkclearopq(cap->oap)) 6454 { 6455 #ifdef FEAT_FOLDING 6456 if (cap->cmdchar == 'O') 6457 // Open above the first line of a folded sequence of lines 6458 (void)hasFolding(curwin->w_cursor.lnum, 6459 &curwin->w_cursor.lnum, NULL); 6460 else 6461 // Open below the last line of a folded sequence of lines 6462 (void)hasFolding(curwin->w_cursor.lnum, 6463 NULL, &curwin->w_cursor.lnum); 6464 #endif 6465 if (u_save((linenr_T)(curwin->w_cursor.lnum - 6466 (cap->cmdchar == 'O' ? 1 : 0)), 6467 (linenr_T)(curwin->w_cursor.lnum + 6468 (cap->cmdchar == 'o' ? 1 : 0)) 6469 ) == OK 6470 && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD, 6471 has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM : 0, 6472 0) == OK) 6473 { 6474 #ifdef FEAT_CONCEAL 6475 if (curwin->w_p_cole > 0 && oldline != curwin->w_cursor.lnum) 6476 redrawWinline(curwin, oldline); 6477 #endif 6478 #ifdef FEAT_SYN_HL 6479 if (curwin->w_p_cul) 6480 // force redraw of cursorline 6481 curwin->w_valid &= ~VALID_CROW; 6482 #endif 6483 // When '#' is in 'cpoptions' ignore the count. 6484 if (vim_strchr(p_cpo, CPO_HASH) != NULL) 6485 cap->count1 = 1; 6486 invoke_edit(cap, FALSE, cap->cmdchar, TRUE); 6487 } 6488 } 6489 } 6490 6491 /* 6492 * "." command: redo last change. 6493 */ 6494 static void 6495 nv_dot(cmdarg_T *cap) 6496 { 6497 if (!checkclearopq(cap->oap)) 6498 { 6499 /* 6500 * If "restart_edit" is TRUE, the last but one command is repeated 6501 * instead of the last command (inserting text). This is used for 6502 * CTRL-O <.> in insert mode. 6503 */ 6504 if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL) 6505 clearopbeep(cap->oap); 6506 } 6507 } 6508 6509 /* 6510 * CTRL-R: undo undo 6511 */ 6512 static void 6513 nv_redo(cmdarg_T *cap) 6514 { 6515 if (!checkclearopq(cap->oap)) 6516 { 6517 u_redo((int)cap->count1); 6518 curwin->w_set_curswant = TRUE; 6519 } 6520 } 6521 6522 /* 6523 * Handle "U" command. 6524 */ 6525 static void 6526 nv_Undo(cmdarg_T *cap) 6527 { 6528 // In Visual mode and typing "gUU" triggers an operator 6529 if (cap->oap->op_type == OP_UPPER || VIsual_active) 6530 { 6531 // translate "gUU" to "gUgU" 6532 cap->cmdchar = 'g'; 6533 cap->nchar = 'U'; 6534 nv_operator(cap); 6535 } 6536 else if (!checkclearopq(cap->oap)) 6537 { 6538 u_undoline(); 6539 curwin->w_set_curswant = TRUE; 6540 } 6541 } 6542 6543 /* 6544 * '~' command: If tilde is not an operator and Visual is off: swap case of a 6545 * single character. 6546 */ 6547 static void 6548 nv_tilde(cmdarg_T *cap) 6549 { 6550 if (!p_to && !VIsual_active && cap->oap->op_type != OP_TILDE) 6551 { 6552 #ifdef FEAT_JOB_CHANNEL 6553 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 6554 { 6555 clearopbeep(cap->oap); 6556 return; 6557 } 6558 #endif 6559 n_swapchar(cap); 6560 } 6561 else 6562 nv_operator(cap); 6563 } 6564 6565 /* 6566 * Handle an operator command. 6567 * The actual work is done by do_pending_operator(). 6568 */ 6569 static void 6570 nv_operator(cmdarg_T *cap) 6571 { 6572 int op_type; 6573 6574 op_type = get_op_type(cap->cmdchar, cap->nchar); 6575 #ifdef FEAT_JOB_CHANNEL 6576 if (bt_prompt(curbuf) && op_is_change(op_type) && !prompt_curpos_editable()) 6577 { 6578 clearopbeep(cap->oap); 6579 return; 6580 } 6581 #endif 6582 6583 if (op_type == cap->oap->op_type) // double operator works on lines 6584 nv_lineop(cap); 6585 else if (!checkclearop(cap->oap)) 6586 { 6587 cap->oap->start = curwin->w_cursor; 6588 cap->oap->op_type = op_type; 6589 #ifdef FEAT_EVAL 6590 set_op_var(op_type); 6591 #endif 6592 } 6593 } 6594 6595 #ifdef FEAT_EVAL 6596 /* 6597 * Set v:operator to the characters for "optype". 6598 */ 6599 static void 6600 set_op_var(int optype) 6601 { 6602 char_u opchars[3]; 6603 6604 if (optype == OP_NOP) 6605 set_vim_var_string(VV_OP, NULL, 0); 6606 else 6607 { 6608 opchars[0] = get_op_char(optype); 6609 opchars[1] = get_extra_op_char(optype); 6610 opchars[2] = NUL; 6611 set_vim_var_string(VV_OP, opchars, -1); 6612 } 6613 } 6614 #endif 6615 6616 /* 6617 * Handle linewise operator "dd", "yy", etc. 6618 * 6619 * "_" is is a strange motion command that helps make operators more logical. 6620 * It is actually implemented, but not documented in the real Vi. This motion 6621 * command actually refers to "the current line". Commands like "dd" and "yy" 6622 * are really an alternate form of "d_" and "y_". It does accept a count, so 6623 * "d3_" works to delete 3 lines. 6624 */ 6625 static void 6626 nv_lineop(cmdarg_T *cap) 6627 { 6628 cap->oap->motion_type = MLINE; 6629 if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL) 6630 clearopbeep(cap->oap); 6631 else if ( (cap->oap->op_type == OP_DELETE // only with linewise motions 6632 && cap->oap->motion_force != 'v' 6633 && cap->oap->motion_force != Ctrl_V) 6634 || cap->oap->op_type == OP_LSHIFT 6635 || cap->oap->op_type == OP_RSHIFT) 6636 beginline(BL_SOL | BL_FIX); 6637 else if (cap->oap->op_type != OP_YANK) // 'Y' does not move cursor 6638 beginline(BL_WHITE | BL_FIX); 6639 } 6640 6641 /* 6642 * <Home> command. 6643 */ 6644 static void 6645 nv_home(cmdarg_T *cap) 6646 { 6647 // CTRL-HOME is like "gg" 6648 if (mod_mask & MOD_MASK_CTRL) 6649 nv_goto(cap); 6650 else 6651 { 6652 cap->count0 = 1; 6653 nv_pipe(cap); 6654 } 6655 ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a 6656 // one-character line). 6657 } 6658 6659 /* 6660 * "|" command. 6661 */ 6662 static void 6663 nv_pipe(cmdarg_T *cap) 6664 { 6665 cap->oap->motion_type = MCHAR; 6666 cap->oap->inclusive = FALSE; 6667 beginline(0); 6668 if (cap->count0 > 0) 6669 { 6670 coladvance((colnr_T)(cap->count0 - 1)); 6671 curwin->w_curswant = (colnr_T)(cap->count0 - 1); 6672 } 6673 else 6674 curwin->w_curswant = 0; 6675 // keep curswant at the column where we wanted to go, not where 6676 // we ended; differs if line is too short 6677 curwin->w_set_curswant = FALSE; 6678 } 6679 6680 /* 6681 * Handle back-word command "b" and "B". 6682 * cap->arg is 1 for "B" 6683 */ 6684 static void 6685 nv_bck_word(cmdarg_T *cap) 6686 { 6687 cap->oap->motion_type = MCHAR; 6688 cap->oap->inclusive = FALSE; 6689 curwin->w_set_curswant = TRUE; 6690 if (bck_word(cap->count1, cap->arg, FALSE) == FAIL) 6691 clearopbeep(cap->oap); 6692 #ifdef FEAT_FOLDING 6693 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6694 foldOpenCursor(); 6695 #endif 6696 } 6697 6698 /* 6699 * Handle word motion commands "e", "E", "w" and "W". 6700 * cap->arg is TRUE for "E" and "W". 6701 */ 6702 static void 6703 nv_wordcmd(cmdarg_T *cap) 6704 { 6705 int n; 6706 int word_end; 6707 int flag = FALSE; 6708 pos_T startpos = curwin->w_cursor; 6709 6710 /* 6711 * Set inclusive for the "E" and "e" command. 6712 */ 6713 if (cap->cmdchar == 'e' || cap->cmdchar == 'E') 6714 word_end = TRUE; 6715 else 6716 word_end = FALSE; 6717 cap->oap->inclusive = word_end; 6718 6719 /* 6720 * "cw" and "cW" are a special case. 6721 */ 6722 if (!word_end && cap->oap->op_type == OP_CHANGE) 6723 { 6724 n = gchar_cursor(); 6725 if (n != NUL) // not an empty line 6726 { 6727 if (VIM_ISWHITE(n)) 6728 { 6729 /* 6730 * Reproduce a funny Vi behaviour: "cw" on a blank only 6731 * changes one character, not all blanks until the start of 6732 * the next word. Only do this when the 'w' flag is included 6733 * in 'cpoptions'. 6734 */ 6735 if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL) 6736 { 6737 cap->oap->inclusive = TRUE; 6738 cap->oap->motion_type = MCHAR; 6739 return; 6740 } 6741 } 6742 else 6743 { 6744 /* 6745 * This is a little strange. To match what the real Vi does, 6746 * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided 6747 * that we are not on a space or a TAB. This seems impolite 6748 * at first, but it's really more what we mean when we say 6749 * 'cw'. 6750 * Another strangeness: When standing on the end of a word 6751 * "ce" will change until the end of the next word, but "cw" 6752 * will change only one character! This is done by setting 6753 * flag. 6754 */ 6755 cap->oap->inclusive = TRUE; 6756 word_end = TRUE; 6757 flag = TRUE; 6758 } 6759 } 6760 } 6761 6762 cap->oap->motion_type = MCHAR; 6763 curwin->w_set_curswant = TRUE; 6764 if (word_end) 6765 n = end_word(cap->count1, cap->arg, flag, FALSE); 6766 else 6767 n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP); 6768 6769 // Don't leave the cursor on the NUL past the end of line. Unless we 6770 // didn't move it forward. 6771 if (LT_POS(startpos, curwin->w_cursor)) 6772 adjust_cursor(cap->oap); 6773 6774 if (n == FAIL && cap->oap->op_type == OP_NOP) 6775 clearopbeep(cap->oap); 6776 else 6777 { 6778 adjust_for_sel(cap); 6779 #ifdef FEAT_FOLDING 6780 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6781 foldOpenCursor(); 6782 #endif 6783 } 6784 } 6785 6786 /* 6787 * Used after a movement command: If the cursor ends up on the NUL after the 6788 * end of the line, may move it back to the last character and make the motion 6789 * inclusive. 6790 */ 6791 static void 6792 adjust_cursor(oparg_T *oap) 6793 { 6794 // The cursor cannot remain on the NUL when: 6795 // - the column is > 0 6796 // - not in Visual mode or 'selection' is "o" 6797 // - 'virtualedit' is not "all" and not "onemore". 6798 if (curwin->w_cursor.col > 0 && gchar_cursor() == NUL 6799 && (!VIsual_active || *p_sel == 'o') 6800 && !virtual_active() && (get_ve_flags() & VE_ONEMORE) == 0) 6801 { 6802 --curwin->w_cursor.col; 6803 // prevent cursor from moving on the trail byte 6804 if (has_mbyte) 6805 mb_adjust_cursor(); 6806 oap->inclusive = TRUE; 6807 } 6808 } 6809 6810 /* 6811 * "0" and "^" commands. 6812 * cap->arg is the argument for beginline(). 6813 */ 6814 static void 6815 nv_beginline(cmdarg_T *cap) 6816 { 6817 cap->oap->motion_type = MCHAR; 6818 cap->oap->inclusive = FALSE; 6819 beginline(cap->arg); 6820 #ifdef FEAT_FOLDING 6821 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6822 foldOpenCursor(); 6823 #endif 6824 ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a 6825 // one-character line). 6826 } 6827 6828 /* 6829 * In exclusive Visual mode, may include the last character. 6830 */ 6831 static void 6832 adjust_for_sel(cmdarg_T *cap) 6833 { 6834 if (VIsual_active && cap->oap->inclusive && *p_sel == 'e' 6835 && gchar_cursor() != NUL && LT_POS(VIsual, curwin->w_cursor)) 6836 { 6837 if (has_mbyte) 6838 inc_cursor(); 6839 else 6840 ++curwin->w_cursor.col; 6841 cap->oap->inclusive = FALSE; 6842 } 6843 } 6844 6845 /* 6846 * Exclude last character at end of Visual area for 'selection' == "exclusive". 6847 * Should check VIsual_mode before calling this. 6848 * Returns TRUE when backed up to the previous line. 6849 */ 6850 int 6851 unadjust_for_sel(void) 6852 { 6853 pos_T *pp; 6854 6855 if (*p_sel == 'e' && !EQUAL_POS(VIsual, curwin->w_cursor)) 6856 { 6857 if (LT_POS(VIsual, curwin->w_cursor)) 6858 pp = &curwin->w_cursor; 6859 else 6860 pp = &VIsual; 6861 if (pp->coladd > 0) 6862 --pp->coladd; 6863 else 6864 if (pp->col > 0) 6865 { 6866 --pp->col; 6867 mb_adjustpos(curbuf, pp); 6868 } 6869 else if (pp->lnum > 1) 6870 { 6871 --pp->lnum; 6872 pp->col = (colnr_T)STRLEN(ml_get(pp->lnum)); 6873 return TRUE; 6874 } 6875 } 6876 return FALSE; 6877 } 6878 6879 /* 6880 * SELECT key in Normal or Visual mode: end of Select mode mapping. 6881 */ 6882 static void 6883 nv_select(cmdarg_T *cap) 6884 { 6885 if (VIsual_active) 6886 VIsual_select = TRUE; 6887 else if (VIsual_reselect) 6888 { 6889 cap->nchar = 'v'; // fake "gv" command 6890 cap->arg = TRUE; 6891 nv_g_cmd(cap); 6892 } 6893 } 6894 6895 6896 /* 6897 * "G", "gg", CTRL-END, CTRL-HOME. 6898 * cap->arg is TRUE for "G". 6899 */ 6900 static void 6901 nv_goto(cmdarg_T *cap) 6902 { 6903 linenr_T lnum; 6904 6905 if (cap->arg) 6906 lnum = curbuf->b_ml.ml_line_count; 6907 else 6908 lnum = 1L; 6909 cap->oap->motion_type = MLINE; 6910 setpcmark(); 6911 6912 // When a count is given, use it instead of the default lnum 6913 if (cap->count0 != 0) 6914 lnum = cap->count0; 6915 if (lnum < 1L) 6916 lnum = 1L; 6917 else if (lnum > curbuf->b_ml.ml_line_count) 6918 lnum = curbuf->b_ml.ml_line_count; 6919 curwin->w_cursor.lnum = lnum; 6920 beginline(BL_SOL | BL_FIX); 6921 #ifdef FEAT_FOLDING 6922 if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP) 6923 foldOpenCursor(); 6924 #endif 6925 } 6926 6927 /* 6928 * CTRL-\ in Normal mode. 6929 */ 6930 static void 6931 nv_normal(cmdarg_T *cap) 6932 { 6933 if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G) 6934 { 6935 clearop(cap->oap); 6936 if (restart_edit != 0 && mode_displayed) 6937 clear_cmdline = TRUE; // unshow mode later 6938 restart_edit = 0; 6939 #ifdef FEAT_CMDWIN 6940 if (cmdwin_type != 0) 6941 cmdwin_result = Ctrl_C; 6942 #endif 6943 if (VIsual_active) 6944 { 6945 end_visual_mode(); // stop Visual 6946 redraw_curbuf_later(INVERTED); 6947 } 6948 // CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. 6949 if (cap->nchar == Ctrl_G && p_im) 6950 restart_edit = 'a'; 6951 } 6952 else 6953 clearopbeep(cap->oap); 6954 } 6955 6956 /* 6957 * ESC in Normal mode: beep, but don't flush buffers. 6958 * Don't even beep if we are canceling a command. 6959 */ 6960 static void 6961 nv_esc(cmdarg_T *cap) 6962 { 6963 int no_reason; 6964 6965 no_reason = (cap->oap->op_type == OP_NOP 6966 && cap->opcount == 0 6967 && cap->count0 == 0 6968 && cap->oap->regname == 0 6969 && !p_im); 6970 6971 if (cap->arg) // TRUE for CTRL-C 6972 { 6973 if (restart_edit == 0 6974 #ifdef FEAT_CMDWIN 6975 && cmdwin_type == 0 6976 #endif 6977 && !VIsual_active 6978 && no_reason) 6979 { 6980 if (anyBufIsChanged()) 6981 msg(_("Type :qa! and press <Enter> to abandon all changes and exit Vim")); 6982 else 6983 msg(_("Type :qa and press <Enter> to exit Vim")); 6984 } 6985 6986 // Don't reset "restart_edit" when 'insertmode' is set, it won't be 6987 // set again below when halfway a mapping. 6988 if (!p_im) 6989 restart_edit = 0; 6990 #ifdef FEAT_CMDWIN 6991 if (cmdwin_type != 0) 6992 { 6993 cmdwin_result = K_IGNORE; 6994 got_int = FALSE; // don't stop executing autocommands et al. 6995 return; 6996 } 6997 #endif 6998 } 6999 #ifdef FEAT_CMDWIN 7000 else if (cmdwin_type != 0 && ex_normal_busy) 7001 { 7002 // When :normal runs out of characters while in the command line window 7003 // vgetorpeek() will return ESC. Exit the cmdline window to break the 7004 // loop. 7005 cmdwin_result = K_IGNORE; 7006 return; 7007 } 7008 #endif 7009 7010 if (VIsual_active) 7011 { 7012 end_visual_mode(); // stop Visual 7013 check_cursor_col(); // make sure cursor is not beyond EOL 7014 curwin->w_set_curswant = TRUE; 7015 redraw_curbuf_later(INVERTED); 7016 } 7017 else if (no_reason) 7018 vim_beep(BO_ESC); 7019 clearop(cap->oap); 7020 7021 // A CTRL-C is often used at the start of a menu. When 'insertmode' is 7022 // set return to Insert mode afterwards. 7023 if (restart_edit == 0 && goto_im() && ex_normal_busy == 0) 7024 restart_edit = 'a'; 7025 } 7026 7027 /* 7028 * Move the cursor for the "A" command. 7029 */ 7030 void 7031 set_cursor_for_append_to_line(void) 7032 { 7033 curwin->w_set_curswant = TRUE; 7034 if (get_ve_flags() == VE_ALL) 7035 { 7036 int save_State = State; 7037 7038 // Pretend Insert mode here to allow the cursor on the 7039 // character past the end of the line 7040 State = INSERT; 7041 coladvance((colnr_T)MAXCOL); 7042 State = save_State; 7043 } 7044 else 7045 curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor()); 7046 } 7047 7048 /* 7049 * Handle "A", "a", "I", "i" and <Insert> commands. 7050 * Also handle K_PS, start bracketed paste. 7051 */ 7052 static void 7053 nv_edit(cmdarg_T *cap) 7054 { 7055 // <Insert> is equal to "i" 7056 if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS) 7057 cap->cmdchar = 'i'; 7058 7059 // in Visual mode "A" and "I" are an operator 7060 if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I')) 7061 { 7062 #ifdef FEAT_TERMINAL 7063 if (term_in_normal_mode()) 7064 { 7065 end_visual_mode(); 7066 clearop(cap->oap); 7067 term_enter_job_mode(); 7068 return; 7069 } 7070 #endif 7071 v_visop(cap); 7072 } 7073 7074 // in Visual mode and after an operator "a" and "i" are for text objects 7075 else if ((cap->cmdchar == 'a' || cap->cmdchar == 'i') 7076 && (cap->oap->op_type != OP_NOP || VIsual_active)) 7077 { 7078 #ifdef FEAT_TEXTOBJ 7079 nv_object(cap); 7080 #else 7081 clearopbeep(cap->oap); 7082 #endif 7083 } 7084 #ifdef FEAT_TERMINAL 7085 else if (term_in_normal_mode()) 7086 { 7087 clearop(cap->oap); 7088 term_enter_job_mode(); 7089 return; 7090 } 7091 #endif 7092 else if (!curbuf->b_p_ma && !p_im) 7093 { 7094 // Only give this error when 'insertmode' is off. 7095 emsg(_(e_cannot_make_changes_modifiable_is_off)); 7096 clearop(cap->oap); 7097 if (cap->cmdchar == K_PS) 7098 // drop the pasted text 7099 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7100 } 7101 else if (cap->cmdchar == K_PS && VIsual_active) 7102 { 7103 pos_T old_pos = curwin->w_cursor; 7104 pos_T old_visual = VIsual; 7105 7106 // In Visual mode the selected text is deleted. 7107 if (VIsual_mode == 'V' || curwin->w_cursor.lnum != VIsual.lnum) 7108 { 7109 shift_delete_registers(); 7110 cap->oap->regname = '1'; 7111 } 7112 else 7113 cap->oap->regname = '-'; 7114 cap->cmdchar = 'd'; 7115 cap->nchar = NUL; 7116 nv_operator(cap); 7117 do_pending_operator(cap, 0, FALSE); 7118 cap->cmdchar = K_PS; 7119 7120 // When the last char in the line was deleted then append. Detect this 7121 // by checking if the cursor moved to before the Visual area. 7122 if (*ml_get_cursor() != NUL && LT_POS(curwin->w_cursor, old_pos) 7123 && LT_POS(curwin->w_cursor, old_visual)) 7124 inc_cursor(); 7125 7126 // Insert to replace the deleted text with the pasted text. 7127 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7128 } 7129 else if (!checkclearopq(cap->oap)) 7130 { 7131 switch (cap->cmdchar) 7132 { 7133 case 'A': // "A"ppend after the line 7134 set_cursor_for_append_to_line(); 7135 break; 7136 7137 case 'I': // "I"nsert before the first non-blank 7138 if (vim_strchr(p_cpo, CPO_INSEND) == NULL) 7139 beginline(BL_WHITE); 7140 else 7141 beginline(BL_WHITE|BL_FIX); 7142 break; 7143 7144 case K_PS: 7145 // Bracketed paste works like "a"ppend, unless the cursor is in 7146 // the first column, then it inserts. 7147 if (curwin->w_cursor.col == 0) 7148 break; 7149 // FALLTHROUGH 7150 7151 case 'a': // "a"ppend is like "i"nsert on the next character. 7152 // increment coladd when in virtual space, increment the 7153 // column otherwise, also to append after an unprintable char 7154 if (virtual_active() 7155 && (curwin->w_cursor.coladd > 0 7156 || *ml_get_cursor() == NUL 7157 || *ml_get_cursor() == TAB)) 7158 curwin->w_cursor.coladd++; 7159 else if (*ml_get_cursor() != NUL) 7160 inc_cursor(); 7161 break; 7162 } 7163 7164 if (curwin->w_cursor.coladd && cap->cmdchar != 'A') 7165 { 7166 int save_State = State; 7167 7168 // Pretend Insert mode here to allow the cursor on the 7169 // character past the end of the line 7170 State = INSERT; 7171 coladvance(getviscol()); 7172 State = save_State; 7173 } 7174 7175 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7176 } 7177 else if (cap->cmdchar == K_PS) 7178 // drop the pasted text 7179 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7180 } 7181 7182 /* 7183 * Invoke edit() and take care of "restart_edit" and the return value. 7184 */ 7185 static void 7186 invoke_edit( 7187 cmdarg_T *cap, 7188 int repl, // "r" or "gr" command 7189 int cmd, 7190 int startln) 7191 { 7192 int restart_edit_save = 0; 7193 7194 // Complicated: When the user types "a<C-O>a" we don't want to do Insert 7195 // mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow 7196 // it. 7197 if (repl || !stuff_empty()) 7198 restart_edit_save = restart_edit; 7199 else 7200 restart_edit_save = 0; 7201 7202 // Always reset "restart_edit", this is not a restarted edit. 7203 restart_edit = 0; 7204 7205 if (edit(cmd, startln, cap->count1)) 7206 cap->retval |= CA_COMMAND_BUSY; 7207 7208 if (restart_edit == 0) 7209 restart_edit = restart_edit_save; 7210 } 7211 7212 #ifdef FEAT_TEXTOBJ 7213 /* 7214 * "a" or "i" while an operator is pending or in Visual mode: object motion. 7215 */ 7216 static void 7217 nv_object( 7218 cmdarg_T *cap) 7219 { 7220 int flag; 7221 int include; 7222 char_u *mps_save; 7223 7224 if (cap->cmdchar == 'i') 7225 include = FALSE; // "ix" = inner object: exclude white space 7226 else 7227 include = TRUE; // "ax" = an object: include white space 7228 7229 // Make sure (), [], {} and <> are in 'matchpairs' 7230 mps_save = curbuf->b_p_mps; 7231 curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>"; 7232 7233 switch (cap->nchar) 7234 { 7235 case 'w': // "aw" = a word 7236 flag = current_word(cap->oap, cap->count1, include, FALSE); 7237 break; 7238 case 'W': // "aW" = a WORD 7239 flag = current_word(cap->oap, cap->count1, include, TRUE); 7240 break; 7241 case 'b': // "ab" = a braces block 7242 case '(': 7243 case ')': 7244 flag = current_block(cap->oap, cap->count1, include, '(', ')'); 7245 break; 7246 case 'B': // "aB" = a Brackets block 7247 case '{': 7248 case '}': 7249 flag = current_block(cap->oap, cap->count1, include, '{', '}'); 7250 break; 7251 case '[': // "a[" = a [] block 7252 case ']': 7253 flag = current_block(cap->oap, cap->count1, include, '[', ']'); 7254 break; 7255 case '<': // "a<" = a <> block 7256 case '>': 7257 flag = current_block(cap->oap, cap->count1, include, '<', '>'); 7258 break; 7259 case 't': // "at" = a tag block (xml and html) 7260 // Do not adjust oap->end in do_pending_operator() 7261 // otherwise there are different results for 'dit' 7262 // (note leading whitespace in last line): 7263 // 1) <b> 2) <b> 7264 // foobar foobar 7265 // </b> </b> 7266 cap->retval |= CA_NO_ADJ_OP_END; 7267 flag = current_tagblock(cap->oap, cap->count1, include); 7268 break; 7269 case 'p': // "ap" = a paragraph 7270 flag = current_par(cap->oap, cap->count1, include, 'p'); 7271 break; 7272 case 's': // "as" = a sentence 7273 flag = current_sent(cap->oap, cap->count1, include); 7274 break; 7275 case '"': // "a"" = a double quoted string 7276 case '\'': // "a'" = a single quoted string 7277 case '`': // "a`" = a backtick quoted string 7278 flag = current_quote(cap->oap, cap->count1, include, 7279 cap->nchar); 7280 break; 7281 #if 0 // TODO 7282 case 'S': // "aS" = a section 7283 case 'f': // "af" = a filename 7284 case 'u': // "au" = a URL 7285 #endif 7286 default: 7287 flag = FAIL; 7288 break; 7289 } 7290 7291 curbuf->b_p_mps = mps_save; 7292 if (flag == FAIL) 7293 clearopbeep(cap->oap); 7294 adjust_cursor_col(); 7295 curwin->w_set_curswant = TRUE; 7296 } 7297 #endif 7298 7299 /* 7300 * "q" command: Start/stop recording. 7301 * "q:", "q/", "q?": edit command-line in command-line window. 7302 */ 7303 static void 7304 nv_record(cmdarg_T *cap) 7305 { 7306 if (cap->oap->op_type == OP_FORMAT) 7307 { 7308 // "gqq" is the same as "gqgq": format line 7309 cap->cmdchar = 'g'; 7310 cap->nchar = 'q'; 7311 nv_operator(cap); 7312 } 7313 else if (!checkclearop(cap->oap)) 7314 { 7315 #ifdef FEAT_CMDWIN 7316 if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?') 7317 { 7318 stuffcharReadbuff(cap->nchar); 7319 stuffcharReadbuff(K_CMDWIN); 7320 } 7321 else 7322 #endif 7323 // (stop) recording into a named register, unless executing a 7324 // register 7325 if (reg_executing == 0 && do_record(cap->nchar) == FAIL) 7326 clearopbeep(cap->oap); 7327 } 7328 } 7329 7330 /* 7331 * Handle the "@r" command. 7332 */ 7333 static void 7334 nv_at(cmdarg_T *cap) 7335 { 7336 if (checkclearop(cap->oap)) 7337 return; 7338 #ifdef FEAT_EVAL 7339 if (cap->nchar == '=') 7340 { 7341 if (get_expr_register() == NUL) 7342 return; 7343 } 7344 #endif 7345 while (cap->count1-- && !got_int) 7346 { 7347 if (do_execreg(cap->nchar, FALSE, FALSE, FALSE) == FAIL) 7348 { 7349 clearopbeep(cap->oap); 7350 break; 7351 } 7352 line_breakcheck(); 7353 } 7354 } 7355 7356 /* 7357 * Handle the CTRL-U and CTRL-D commands. 7358 */ 7359 static void 7360 nv_halfpage(cmdarg_T *cap) 7361 { 7362 if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1) 7363 || (cap->cmdchar == Ctrl_D 7364 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)) 7365 clearopbeep(cap->oap); 7366 else if (!checkclearop(cap->oap)) 7367 halfpage(cap->cmdchar == Ctrl_D, cap->count0); 7368 } 7369 7370 /* 7371 * Handle "J" or "gJ" command. 7372 */ 7373 static void 7374 nv_join(cmdarg_T *cap) 7375 { 7376 if (VIsual_active) // join the visual lines 7377 nv_operator(cap); 7378 else if (!checkclearop(cap->oap)) 7379 { 7380 if (cap->count0 <= 1) 7381 cap->count0 = 2; // default for join is two lines! 7382 if (curwin->w_cursor.lnum + cap->count0 - 1 > 7383 curbuf->b_ml.ml_line_count) 7384 { 7385 // can't join when on the last line 7386 if (cap->count0 <= 2) 7387 { 7388 clearopbeep(cap->oap); 7389 return; 7390 } 7391 cap->count0 = curbuf->b_ml.ml_line_count 7392 - curwin->w_cursor.lnum + 1; 7393 } 7394 7395 prep_redo(cap->oap->regname, cap->count0, 7396 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 7397 (void)do_join(cap->count0, cap->nchar == NUL, TRUE, TRUE, TRUE); 7398 } 7399 } 7400 7401 /* 7402 * "P", "gP", "p" and "gp" commands. 7403 */ 7404 static void 7405 nv_put(cmdarg_T *cap) 7406 { 7407 nv_put_opt(cap, FALSE); 7408 } 7409 7410 /* 7411 * "P", "gP", "p" and "gp" commands. 7412 * "fix_indent" is TRUE for "[p", "[P", "]p" and "]P". 7413 */ 7414 static void 7415 nv_put_opt(cmdarg_T *cap, int fix_indent) 7416 { 7417 int regname = 0; 7418 void *reg1 = NULL, *reg2 = NULL; 7419 int empty = FALSE; 7420 int was_visual = FALSE; 7421 int dir; 7422 int flags = 0; 7423 7424 if (cap->oap->op_type != OP_NOP) 7425 { 7426 #ifdef FEAT_DIFF 7427 // "dp" is ":diffput" 7428 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p') 7429 { 7430 clearop(cap->oap); 7431 nv_diffgetput(TRUE, cap->opcount); 7432 } 7433 else 7434 #endif 7435 clearopbeep(cap->oap); 7436 } 7437 #ifdef FEAT_JOB_CHANNEL 7438 else if (bt_prompt(curbuf) && !prompt_curpos_editable()) 7439 { 7440 clearopbeep(cap->oap); 7441 } 7442 #endif 7443 else 7444 { 7445 if (fix_indent) 7446 { 7447 dir = (cap->cmdchar == ']' && cap->nchar == 'p') 7448 ? FORWARD : BACKWARD; 7449 flags |= PUT_FIXINDENT; 7450 } 7451 else 7452 dir = (cap->cmdchar == 'P' 7453 || ((cap->cmdchar == 'g' || cap->cmdchar == 'z') 7454 && cap->nchar == 'P')) ? BACKWARD : FORWARD; 7455 prep_redo_cmd(cap); 7456 if (cap->cmdchar == 'g') 7457 flags |= PUT_CURSEND; 7458 else if (cap->cmdchar == 'z') 7459 flags |= PUT_BLOCK_INNER; 7460 7461 if (VIsual_active) 7462 { 7463 // Putting in Visual mode: The put text replaces the selected 7464 // text. First delete the selected text, then put the new text. 7465 // Need to save and restore the registers that the delete 7466 // overwrites if the old contents is being put. 7467 was_visual = TRUE; 7468 regname = cap->oap->regname; 7469 #ifdef FEAT_CLIPBOARD 7470 adjust_clip_reg(®name); 7471 #endif 7472 if (regname == 0 || regname == '"' 7473 || VIM_ISDIGIT(regname) || regname == '-' 7474 #ifdef FEAT_CLIPBOARD 7475 || (clip_unnamed && (regname == '*' || regname == '+')) 7476 #endif 7477 7478 ) 7479 { 7480 // The delete is going to overwrite the register we want to 7481 // put, save it first. 7482 reg1 = get_register(regname, TRUE); 7483 } 7484 7485 // Now delete the selected text. Avoid messages here. 7486 cap->cmdchar = 'd'; 7487 cap->nchar = NUL; 7488 cap->oap->regname = NUL; 7489 ++msg_silent; 7490 nv_operator(cap); 7491 do_pending_operator(cap, 0, FALSE); 7492 empty = (curbuf->b_ml.ml_flags & ML_EMPTY); 7493 --msg_silent; 7494 7495 // delete PUT_LINE_BACKWARD; 7496 cap->oap->regname = regname; 7497 7498 if (reg1 != NULL) 7499 { 7500 // Delete probably changed the register we want to put, save 7501 // it first. Then put back what was there before the delete. 7502 reg2 = get_register(regname, FALSE); 7503 put_register(regname, reg1); 7504 } 7505 7506 // When deleted a linewise Visual area, put the register as 7507 // lines to avoid it joined with the next line. When deletion was 7508 // characterwise, split a line when putting lines. 7509 if (VIsual_mode == 'V') 7510 flags |= PUT_LINE; 7511 else if (VIsual_mode == 'v') 7512 flags |= PUT_LINE_SPLIT; 7513 if (VIsual_mode == Ctrl_V && dir == FORWARD) 7514 flags |= PUT_LINE_FORWARD; 7515 dir = BACKWARD; 7516 if ((VIsual_mode != 'V' 7517 && curwin->w_cursor.col < curbuf->b_op_start.col) 7518 || (VIsual_mode == 'V' 7519 && curwin->w_cursor.lnum < curbuf->b_op_start.lnum)) 7520 // cursor is at the end of the line or end of file, put 7521 // forward. 7522 dir = FORWARD; 7523 // May have been reset in do_put(). 7524 VIsual_active = TRUE; 7525 } 7526 do_put(cap->oap->regname, NULL, dir, cap->count1, flags); 7527 7528 // If a register was saved, put it back now. 7529 if (reg2 != NULL) 7530 put_register(regname, reg2); 7531 7532 // What to reselect with "gv"? Selecting the just put text seems to 7533 // be the most useful, since the original text was removed. 7534 if (was_visual) 7535 { 7536 curbuf->b_visual.vi_start = curbuf->b_op_start; 7537 curbuf->b_visual.vi_end = curbuf->b_op_end; 7538 // need to adjust cursor position 7539 if (*p_sel == 'e') 7540 inc(&curbuf->b_visual.vi_end); 7541 } 7542 7543 // When all lines were selected and deleted do_put() leaves an empty 7544 // line that needs to be deleted now. 7545 if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL) 7546 { 7547 ml_delete_flags(curbuf->b_ml.ml_line_count, ML_DEL_MESSAGE); 7548 deleted_lines(curbuf->b_ml.ml_line_count + 1, 1); 7549 7550 // If the cursor was in that line, move it to the end of the last 7551 // line. 7552 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 7553 { 7554 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 7555 coladvance((colnr_T)MAXCOL); 7556 } 7557 } 7558 auto_format(FALSE, TRUE); 7559 } 7560 } 7561 7562 /* 7563 * "o" and "O" commands. 7564 */ 7565 static void 7566 nv_open(cmdarg_T *cap) 7567 { 7568 #ifdef FEAT_DIFF 7569 // "do" is ":diffget" 7570 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o') 7571 { 7572 clearop(cap->oap); 7573 nv_diffgetput(FALSE, cap->opcount); 7574 } 7575 else 7576 #endif 7577 if (VIsual_active) // switch start and end of visual 7578 v_swap_corners(cap->cmdchar); 7579 #ifdef FEAT_JOB_CHANNEL 7580 else if (bt_prompt(curbuf)) 7581 clearopbeep(cap->oap); 7582 #endif 7583 else 7584 n_opencmd(cap); 7585 } 7586 7587 #ifdef FEAT_NETBEANS_INTG 7588 static void 7589 nv_nbcmd(cmdarg_T *cap) 7590 { 7591 netbeans_keycommand(cap->nchar); 7592 } 7593 #endif 7594 7595 #ifdef FEAT_DND 7596 static void 7597 nv_drop(cmdarg_T *cap UNUSED) 7598 { 7599 do_put('~', NULL, BACKWARD, 1L, PUT_CURSEND); 7600 } 7601 #endif 7602 7603 /* 7604 * Trigger CursorHold event. 7605 * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the 7606 * input buffer. "did_cursorhold" is set to avoid retriggering. 7607 */ 7608 static void 7609 nv_cursorhold(cmdarg_T *cap) 7610 { 7611 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf); 7612 did_cursorhold = TRUE; 7613 cap->retval |= CA_COMMAND_BUSY; // don't call edit() now 7614 } 7615