1 /* vi:set ts=8 sts=4 sw=4 noet: 2 * 3 * VIM - Vi IMproved by Bram Moolenaar 4 * 5 * Do ":help uganda" in Vim to read copying and usage conditions. 6 * Do ":help credits" in Vim to see a list of people who contributed. 7 * See README.txt for an overview of the Vim source code. 8 */ 9 /* 10 * normal.c: Contains the main routine for processing characters in command 11 * mode. Communicates closely with the code in ops.c to handle 12 * the operators. 13 */ 14 15 #include "vim.h" 16 17 static int VIsual_mode_orig = NUL; // saved Visual mode 18 static int restart_VIsual_select = 0; 19 20 #ifdef FEAT_EVAL 21 static void set_vcount_ca(cmdarg_T *cap, int *set_prevcount); 22 #endif 23 static int nv_compare(const void *s1, const void *s2); 24 static void unshift_special(cmdarg_T *cap); 25 #ifdef FEAT_CMDL_INFO 26 static void del_from_showcmd(int); 27 #endif 28 29 /* 30 * nv_*(): functions called to handle Normal and Visual mode commands. 31 * n_*(): functions called to handle Normal mode commands. 32 * v_*(): functions called to handle Visual mode commands. 33 */ 34 static void nv_ignore(cmdarg_T *cap); 35 static void nv_nop(cmdarg_T *cap); 36 static void nv_error(cmdarg_T *cap); 37 static void nv_help(cmdarg_T *cap); 38 static void nv_addsub(cmdarg_T *cap); 39 static void nv_page(cmdarg_T *cap); 40 static void nv_zet(cmdarg_T *cap); 41 #ifdef FEAT_GUI 42 static void nv_ver_scrollbar(cmdarg_T *cap); 43 static void nv_hor_scrollbar(cmdarg_T *cap); 44 #endif 45 #ifdef FEAT_GUI_TABLINE 46 static void nv_tabline(cmdarg_T *cap); 47 static void nv_tabmenu(cmdarg_T *cap); 48 #endif 49 static void nv_exmode(cmdarg_T *cap); 50 static void nv_colon(cmdarg_T *cap); 51 static void nv_ctrlg(cmdarg_T *cap); 52 static void nv_ctrlh(cmdarg_T *cap); 53 static void nv_clear(cmdarg_T *cap); 54 static void nv_ctrlo(cmdarg_T *cap); 55 static void nv_hat(cmdarg_T *cap); 56 static void nv_Zet(cmdarg_T *cap); 57 static void nv_ident(cmdarg_T *cap); 58 static void nv_tagpop(cmdarg_T *cap); 59 static void nv_scroll(cmdarg_T *cap); 60 static void nv_right(cmdarg_T *cap); 61 static void nv_left(cmdarg_T *cap); 62 static void nv_up(cmdarg_T *cap); 63 static void nv_down(cmdarg_T *cap); 64 static void nv_end(cmdarg_T *cap); 65 static void nv_dollar(cmdarg_T *cap); 66 static void nv_search(cmdarg_T *cap); 67 static void nv_next(cmdarg_T *cap); 68 static int normal_search(cmdarg_T *cap, int dir, char_u *pat, int opt, int *wrapped); 69 static void nv_csearch(cmdarg_T *cap); 70 static void nv_brackets(cmdarg_T *cap); 71 static void nv_percent(cmdarg_T *cap); 72 static void nv_brace(cmdarg_T *cap); 73 static void nv_mark(cmdarg_T *cap); 74 static void nv_findpar(cmdarg_T *cap); 75 static void nv_undo(cmdarg_T *cap); 76 static void nv_kundo(cmdarg_T *cap); 77 static void nv_Replace(cmdarg_T *cap); 78 static void nv_replace(cmdarg_T *cap); 79 static void nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos); 80 static void v_visop(cmdarg_T *cap); 81 static void nv_subst(cmdarg_T *cap); 82 static void nv_abbrev(cmdarg_T *cap); 83 static void nv_optrans(cmdarg_T *cap); 84 static void nv_gomark(cmdarg_T *cap); 85 static void nv_pcmark(cmdarg_T *cap); 86 static void nv_regname(cmdarg_T *cap); 87 static void nv_visual(cmdarg_T *cap); 88 static void n_start_visual_mode(int c); 89 static void nv_window(cmdarg_T *cap); 90 static void nv_suspend(cmdarg_T *cap); 91 static void nv_g_cmd(cmdarg_T *cap); 92 static void nv_dot(cmdarg_T *cap); 93 static void nv_redo(cmdarg_T *cap); 94 static void nv_Undo(cmdarg_T *cap); 95 static void nv_tilde(cmdarg_T *cap); 96 static void nv_operator(cmdarg_T *cap); 97 #ifdef FEAT_EVAL 98 static void set_op_var(int optype); 99 #endif 100 static void nv_lineop(cmdarg_T *cap); 101 static void nv_home(cmdarg_T *cap); 102 static void nv_pipe(cmdarg_T *cap); 103 static void nv_bck_word(cmdarg_T *cap); 104 static void nv_wordcmd(cmdarg_T *cap); 105 static void nv_beginline(cmdarg_T *cap); 106 static void adjust_cursor(oparg_T *oap); 107 static void adjust_for_sel(cmdarg_T *cap); 108 static void nv_select(cmdarg_T *cap); 109 static void nv_goto(cmdarg_T *cap); 110 static void nv_normal(cmdarg_T *cap); 111 static void nv_esc(cmdarg_T *oap); 112 static void nv_edit(cmdarg_T *cap); 113 static void invoke_edit(cmdarg_T *cap, int repl, int cmd, int startln); 114 #ifdef FEAT_TEXTOBJ 115 static void nv_object(cmdarg_T *cap); 116 #endif 117 static void nv_record(cmdarg_T *cap); 118 static void nv_at(cmdarg_T *cap); 119 static void nv_halfpage(cmdarg_T *cap); 120 static void nv_join(cmdarg_T *cap); 121 static void nv_put(cmdarg_T *cap); 122 static void nv_put_opt(cmdarg_T *cap, int fix_indent); 123 static void nv_open(cmdarg_T *cap); 124 #ifdef FEAT_NETBEANS_INTG 125 static void nv_nbcmd(cmdarg_T *cap); 126 #endif 127 #ifdef FEAT_DND 128 static void nv_drop(cmdarg_T *cap); 129 #endif 130 static void nv_cursorhold(cmdarg_T *cap); 131 132 static char *e_noident = N_("E349: No identifier under cursor"); 133 134 /* 135 * Function to be called for a Normal or Visual mode command. 136 * The argument is a cmdarg_T. 137 */ 138 typedef void (*nv_func_T)(cmdarg_T *cap); 139 140 // Values for cmd_flags. 141 #define NV_NCH 0x01 // may need to get a second char 142 #define NV_NCH_NOP (0x02|NV_NCH) // get second char when no operator pending 143 #define NV_NCH_ALW (0x04|NV_NCH) // always get a second char 144 #define NV_LANG 0x08 // second char needs language adjustment 145 146 #define NV_SS 0x10 // may start selection 147 #define NV_SSS 0x20 // may start selection with shift modifier 148 #define NV_STS 0x40 // may stop selection without shift modif. 149 #define NV_RL 0x80 // 'rightleft' modifies command 150 #define NV_KEEPREG 0x100 // don't clear regname 151 #define NV_NCW 0x200 // not allowed in command-line window 152 153 /* 154 * Generally speaking, every Normal mode command should either clear any 155 * pending operator (with *clearop*()), or set the motion type variable 156 * oap->motion_type. 157 * 158 * When a cursor motion command is made, it is marked as being a character or 159 * line oriented motion. Then, if an operator is in effect, the operation 160 * becomes character or line oriented accordingly. 161 */ 162 163 /* 164 * This table contains one entry for every Normal or Visual mode command. 165 * The order doesn't matter, init_normal_cmds() will create a sorted index. 166 * It is faster when all keys from zero to '~' are present. 167 */ 168 static const struct nv_cmd 169 { 170 int cmd_char; // (first) command character 171 nv_func_T cmd_func; // function for this command 172 short_u cmd_flags; // NV_ flags 173 short cmd_arg; // value for ca.arg 174 } nv_cmds[] = 175 { 176 {NUL, nv_error, 0, 0}, 177 {Ctrl_A, nv_addsub, 0, 0}, 178 {Ctrl_B, nv_page, NV_STS, BACKWARD}, 179 {Ctrl_C, nv_esc, 0, TRUE}, 180 {Ctrl_D, nv_halfpage, 0, 0}, 181 {Ctrl_E, nv_scroll_line, 0, TRUE}, 182 {Ctrl_F, nv_page, NV_STS, FORWARD}, 183 {Ctrl_G, nv_ctrlg, 0, 0}, 184 {Ctrl_H, nv_ctrlh, 0, 0}, 185 {Ctrl_I, nv_pcmark, 0, 0}, 186 {NL, nv_down, 0, FALSE}, 187 {Ctrl_K, nv_error, 0, 0}, 188 {Ctrl_L, nv_clear, 0, 0}, 189 {CAR, nv_down, 0, TRUE}, 190 {Ctrl_N, nv_down, NV_STS, FALSE}, 191 {Ctrl_O, nv_ctrlo, 0, 0}, 192 {Ctrl_P, nv_up, NV_STS, FALSE}, 193 {Ctrl_Q, nv_visual, 0, FALSE}, 194 {Ctrl_R, nv_redo, 0, 0}, 195 {Ctrl_S, nv_ignore, 0, 0}, 196 {Ctrl_T, nv_tagpop, NV_NCW, 0}, 197 {Ctrl_U, nv_halfpage, 0, 0}, 198 {Ctrl_V, nv_visual, 0, FALSE}, 199 {'V', nv_visual, 0, FALSE}, 200 {'v', nv_visual, 0, FALSE}, 201 {Ctrl_W, nv_window, 0, 0}, 202 {Ctrl_X, nv_addsub, 0, 0}, 203 {Ctrl_Y, nv_scroll_line, 0, FALSE}, 204 {Ctrl_Z, nv_suspend, 0, 0}, 205 {ESC, nv_esc, 0, FALSE}, 206 {Ctrl_BSL, nv_normal, NV_NCH_ALW, 0}, 207 {Ctrl_RSB, nv_ident, NV_NCW, 0}, 208 {Ctrl_HAT, nv_hat, NV_NCW, 0}, 209 {Ctrl__, nv_error, 0, 0}, 210 {' ', nv_right, 0, 0}, 211 {'!', nv_operator, 0, 0}, 212 {'"', nv_regname, NV_NCH_NOP|NV_KEEPREG, 0}, 213 {'#', nv_ident, 0, 0}, 214 {'$', nv_dollar, 0, 0}, 215 {'%', nv_percent, 0, 0}, 216 {'&', nv_optrans, 0, 0}, 217 {'\'', nv_gomark, NV_NCH_ALW, TRUE}, 218 {'(', nv_brace, 0, BACKWARD}, 219 {')', nv_brace, 0, FORWARD}, 220 {'*', nv_ident, 0, 0}, 221 {'+', nv_down, 0, TRUE}, 222 {',', nv_csearch, 0, TRUE}, 223 {'-', nv_up, 0, TRUE}, 224 {'.', nv_dot, NV_KEEPREG, 0}, 225 {'/', nv_search, 0, FALSE}, 226 {'0', nv_beginline, 0, 0}, 227 {'1', nv_ignore, 0, 0}, 228 {'2', nv_ignore, 0, 0}, 229 {'3', nv_ignore, 0, 0}, 230 {'4', nv_ignore, 0, 0}, 231 {'5', nv_ignore, 0, 0}, 232 {'6', nv_ignore, 0, 0}, 233 {'7', nv_ignore, 0, 0}, 234 {'8', nv_ignore, 0, 0}, 235 {'9', nv_ignore, 0, 0}, 236 {':', nv_colon, 0, 0}, 237 {';', nv_csearch, 0, FALSE}, 238 {'<', nv_operator, NV_RL, 0}, 239 {'=', nv_operator, 0, 0}, 240 {'>', nv_operator, NV_RL, 0}, 241 {'?', nv_search, 0, FALSE}, 242 {'@', nv_at, NV_NCH_NOP, FALSE}, 243 {'A', nv_edit, 0, 0}, 244 {'B', nv_bck_word, 0, 1}, 245 {'C', nv_abbrev, NV_KEEPREG, 0}, 246 {'D', nv_abbrev, NV_KEEPREG, 0}, 247 {'E', nv_wordcmd, 0, TRUE}, 248 {'F', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD}, 249 {'G', nv_goto, 0, TRUE}, 250 {'H', nv_scroll, 0, 0}, 251 {'I', nv_edit, 0, 0}, 252 {'J', nv_join, 0, 0}, 253 {'K', nv_ident, 0, 0}, 254 {'L', nv_scroll, 0, 0}, 255 {'M', nv_scroll, 0, 0}, 256 {'N', nv_next, 0, SEARCH_REV}, 257 {'O', nv_open, 0, 0}, 258 {'P', nv_put, 0, 0}, 259 {'Q', nv_exmode, NV_NCW, 0}, 260 {'R', nv_Replace, 0, FALSE}, 261 {'S', nv_subst, NV_KEEPREG, 0}, 262 {'T', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD}, 263 {'U', nv_Undo, 0, 0}, 264 {'W', nv_wordcmd, 0, TRUE}, 265 {'X', nv_abbrev, NV_KEEPREG, 0}, 266 {'Y', nv_abbrev, NV_KEEPREG, 0}, 267 {'Z', nv_Zet, NV_NCH_NOP|NV_NCW, 0}, 268 {'[', nv_brackets, NV_NCH_ALW, BACKWARD}, 269 {'\\', nv_error, 0, 0}, 270 {']', nv_brackets, NV_NCH_ALW, FORWARD}, 271 {'^', nv_beginline, 0, BL_WHITE | BL_FIX}, 272 {'_', nv_lineop, 0, 0}, 273 {'`', nv_gomark, NV_NCH_ALW, FALSE}, 274 {'a', nv_edit, NV_NCH, 0}, 275 {'b', nv_bck_word, 0, 0}, 276 {'c', nv_operator, 0, 0}, 277 {'d', nv_operator, 0, 0}, 278 {'e', nv_wordcmd, 0, FALSE}, 279 {'f', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD}, 280 {'g', nv_g_cmd, NV_NCH_ALW, FALSE}, 281 {'h', nv_left, NV_RL, 0}, 282 {'i', nv_edit, NV_NCH, 0}, 283 {'j', nv_down, 0, FALSE}, 284 {'k', nv_up, 0, FALSE}, 285 {'l', nv_right, NV_RL, 0}, 286 {'m', nv_mark, NV_NCH_NOP, 0}, 287 {'n', nv_next, 0, 0}, 288 {'o', nv_open, 0, 0}, 289 {'p', nv_put, 0, 0}, 290 {'q', nv_record, NV_NCH, 0}, 291 {'r', nv_replace, NV_NCH_NOP|NV_LANG, 0}, 292 {'s', nv_subst, NV_KEEPREG, 0}, 293 {'t', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD}, 294 {'u', nv_undo, 0, 0}, 295 {'w', nv_wordcmd, 0, FALSE}, 296 {'x', nv_abbrev, NV_KEEPREG, 0}, 297 {'y', nv_operator, 0, 0}, 298 {'z', nv_zet, NV_NCH_ALW, 0}, 299 {'{', nv_findpar, 0, BACKWARD}, 300 {'|', nv_pipe, 0, 0}, 301 {'}', nv_findpar, 0, FORWARD}, 302 {'~', nv_tilde, 0, 0}, 303 304 // pound sign 305 {POUND, nv_ident, 0, 0}, 306 {K_MOUSEUP, nv_mousescroll, 0, MSCR_UP}, 307 {K_MOUSEDOWN, nv_mousescroll, 0, MSCR_DOWN}, 308 {K_MOUSELEFT, nv_mousescroll, 0, MSCR_LEFT}, 309 {K_MOUSERIGHT, nv_mousescroll, 0, MSCR_RIGHT}, 310 {K_LEFTMOUSE, nv_mouse, 0, 0}, 311 {K_LEFTMOUSE_NM, nv_mouse, 0, 0}, 312 {K_LEFTDRAG, nv_mouse, 0, 0}, 313 {K_LEFTRELEASE, nv_mouse, 0, 0}, 314 {K_LEFTRELEASE_NM, nv_mouse, 0, 0}, 315 {K_MOUSEMOVE, nv_mouse, 0, 0}, 316 {K_MIDDLEMOUSE, nv_mouse, 0, 0}, 317 {K_MIDDLEDRAG, nv_mouse, 0, 0}, 318 {K_MIDDLERELEASE, nv_mouse, 0, 0}, 319 {K_RIGHTMOUSE, nv_mouse, 0, 0}, 320 {K_RIGHTDRAG, nv_mouse, 0, 0}, 321 {K_RIGHTRELEASE, nv_mouse, 0, 0}, 322 {K_X1MOUSE, nv_mouse, 0, 0}, 323 {K_X1DRAG, nv_mouse, 0, 0}, 324 {K_X1RELEASE, nv_mouse, 0, 0}, 325 {K_X2MOUSE, nv_mouse, 0, 0}, 326 {K_X2DRAG, nv_mouse, 0, 0}, 327 {K_X2RELEASE, nv_mouse, 0, 0}, 328 {K_IGNORE, nv_ignore, NV_KEEPREG, 0}, 329 {K_NOP, nv_nop, 0, 0}, 330 {K_INS, nv_edit, 0, 0}, 331 {K_KINS, nv_edit, 0, 0}, 332 {K_BS, nv_ctrlh, 0, 0}, 333 {K_UP, nv_up, NV_SSS|NV_STS, FALSE}, 334 {K_S_UP, nv_page, NV_SS, BACKWARD}, 335 {K_DOWN, nv_down, NV_SSS|NV_STS, FALSE}, 336 {K_S_DOWN, nv_page, NV_SS, FORWARD}, 337 {K_LEFT, nv_left, NV_SSS|NV_STS|NV_RL, 0}, 338 {K_S_LEFT, nv_bck_word, NV_SS|NV_RL, 0}, 339 {K_C_LEFT, nv_bck_word, NV_SSS|NV_RL|NV_STS, 1}, 340 {K_RIGHT, nv_right, NV_SSS|NV_STS|NV_RL, 0}, 341 {K_S_RIGHT, nv_wordcmd, NV_SS|NV_RL, FALSE}, 342 {K_C_RIGHT, nv_wordcmd, NV_SSS|NV_RL|NV_STS, TRUE}, 343 {K_PAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD}, 344 {K_KPAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD}, 345 {K_PAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD}, 346 {K_KPAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD}, 347 {K_END, nv_end, NV_SSS|NV_STS, FALSE}, 348 {K_KEND, nv_end, NV_SSS|NV_STS, FALSE}, 349 {K_S_END, nv_end, NV_SS, FALSE}, 350 {K_C_END, nv_end, NV_SSS|NV_STS, TRUE}, 351 {K_HOME, nv_home, NV_SSS|NV_STS, 0}, 352 {K_KHOME, nv_home, NV_SSS|NV_STS, 0}, 353 {K_S_HOME, nv_home, NV_SS, 0}, 354 {K_C_HOME, nv_goto, NV_SSS|NV_STS, FALSE}, 355 {K_DEL, nv_abbrev, 0, 0}, 356 {K_KDEL, nv_abbrev, 0, 0}, 357 {K_UNDO, nv_kundo, 0, 0}, 358 {K_HELP, nv_help, NV_NCW, 0}, 359 {K_F1, nv_help, NV_NCW, 0}, 360 {K_XF1, nv_help, NV_NCW, 0}, 361 {K_SELECT, nv_select, 0, 0}, 362 #ifdef FEAT_GUI 363 {K_VER_SCROLLBAR, nv_ver_scrollbar, 0, 0}, 364 {K_HOR_SCROLLBAR, nv_hor_scrollbar, 0, 0}, 365 #endif 366 #ifdef FEAT_GUI_TABLINE 367 {K_TABLINE, nv_tabline, 0, 0}, 368 {K_TABMENU, nv_tabmenu, 0, 0}, 369 #endif 370 #ifdef FEAT_NETBEANS_INTG 371 {K_F21, nv_nbcmd, NV_NCH_ALW, 0}, 372 #endif 373 #ifdef FEAT_DND 374 {K_DROP, nv_drop, NV_STS, 0}, 375 #endif 376 {K_CURSORHOLD, nv_cursorhold, NV_KEEPREG, 0}, 377 {K_PS, nv_edit, 0, 0}, 378 {K_COMMAND, nv_colon, 0, 0}, 379 }; 380 381 // Number of commands in nv_cmds[]. 382 #define NV_CMDS_SIZE ARRAY_LENGTH(nv_cmds) 383 384 // Sorted index of commands in nv_cmds[]. 385 static short nv_cmd_idx[NV_CMDS_SIZE]; 386 387 // The highest index for which 388 // nv_cmds[idx].cmd_char == nv_cmd_idx[nv_cmds[idx].cmd_char] 389 static int nv_max_linear; 390 391 /* 392 * Compare functions for qsort() below, that checks the command character 393 * through the index in nv_cmd_idx[]. 394 */ 395 static int 396 nv_compare(const void *s1, const void *s2) 397 { 398 int c1, c2; 399 400 // The commands are sorted on absolute value. 401 c1 = nv_cmds[*(const short *)s1].cmd_char; 402 c2 = nv_cmds[*(const short *)s2].cmd_char; 403 if (c1 < 0) 404 c1 = -c1; 405 if (c2 < 0) 406 c2 = -c2; 407 return c1 - c2; 408 } 409 410 /* 411 * Initialize the nv_cmd_idx[] table. 412 */ 413 void 414 init_normal_cmds(void) 415 { 416 int i; 417 418 // Fill the index table with a one to one relation. 419 for (i = 0; i < (int)NV_CMDS_SIZE; ++i) 420 nv_cmd_idx[i] = i; 421 422 // Sort the commands by the command character. 423 qsort((void *)&nv_cmd_idx, (size_t)NV_CMDS_SIZE, sizeof(short), nv_compare); 424 425 // Find the first entry that can't be indexed by the command character. 426 for (i = 0; i < (int)NV_CMDS_SIZE; ++i) 427 if (i != nv_cmds[nv_cmd_idx[i]].cmd_char) 428 break; 429 nv_max_linear = i - 1; 430 } 431 432 /* 433 * Search for a command in the commands table. 434 * Returns -1 for invalid command. 435 */ 436 static int 437 find_command(int cmdchar) 438 { 439 int i; 440 int idx; 441 int top, bot; 442 int c; 443 444 // A multi-byte character is never a command. 445 if (cmdchar >= 0x100) 446 return -1; 447 448 // We use the absolute value of the character. Special keys have a 449 // negative value, but are sorted on their absolute value. 450 if (cmdchar < 0) 451 cmdchar = -cmdchar; 452 453 // If the character is in the first part: The character is the index into 454 // nv_cmd_idx[]. 455 if (cmdchar <= nv_max_linear) 456 return nv_cmd_idx[cmdchar]; 457 458 // Perform a binary search. 459 bot = nv_max_linear + 1; 460 top = NV_CMDS_SIZE - 1; 461 idx = -1; 462 while (bot <= top) 463 { 464 i = (top + bot) / 2; 465 c = nv_cmds[nv_cmd_idx[i]].cmd_char; 466 if (c < 0) 467 c = -c; 468 if (cmdchar == c) 469 { 470 idx = nv_cmd_idx[i]; 471 break; 472 } 473 if (cmdchar > c) 474 bot = i + 1; 475 else 476 top = i - 1; 477 } 478 return idx; 479 } 480 481 /* 482 * Execute a command in Normal mode. 483 */ 484 void 485 normal_cmd( 486 oparg_T *oap, 487 int toplevel UNUSED) // TRUE when called from main() 488 { 489 cmdarg_T ca; // command arguments 490 int c; 491 int ctrl_w = FALSE; // got CTRL-W command 492 int old_col = curwin->w_curswant; 493 #ifdef FEAT_CMDL_INFO 494 int need_flushbuf; // need to call out_flush() 495 #endif 496 pos_T old_pos; // cursor position before command 497 int mapped_len; 498 static int old_mapped_len = 0; 499 int idx; 500 #ifdef FEAT_EVAL 501 int set_prevcount = FALSE; 502 #endif 503 int save_did_cursorhold = did_cursorhold; 504 505 CLEAR_FIELD(ca); // also resets ca.retval 506 ca.oap = oap; 507 508 // Use a count remembered from before entering an operator. After typing 509 // "3d" we return from normal_cmd() and come back here, the "3" is 510 // remembered in "opcount". 511 ca.opcount = opcount; 512 513 /* 514 * If there is an operator pending, then the command we take this time 515 * will terminate it. Finish_op tells us to finish the operation before 516 * returning this time (unless the operation was cancelled). 517 */ 518 #ifdef CURSOR_SHAPE 519 c = finish_op; 520 #endif 521 finish_op = (oap->op_type != OP_NOP); 522 #ifdef CURSOR_SHAPE 523 if (finish_op != c) 524 { 525 ui_cursor_shape(); // may show different cursor shape 526 # ifdef FEAT_MOUSESHAPE 527 update_mouseshape(-1); 528 # endif 529 } 530 #endif 531 532 // When not finishing an operator and no register name typed, reset the 533 // count. 534 if (!finish_op && !oap->regname) 535 { 536 ca.opcount = 0; 537 #ifdef FEAT_EVAL 538 set_prevcount = TRUE; 539 #endif 540 } 541 542 // Restore counts from before receiving K_CURSORHOLD. This means after 543 // typing "3", handling K_CURSORHOLD and then typing "2" we get "32", not 544 // "3 * 2". 545 if (oap->prev_opcount > 0 || oap->prev_count0 > 0) 546 { 547 ca.opcount = oap->prev_opcount; 548 ca.count0 = oap->prev_count0; 549 oap->prev_opcount = 0; 550 oap->prev_count0 = 0; 551 } 552 553 mapped_len = typebuf_maplen(); 554 555 State = NORMAL_BUSY; 556 #ifdef USE_ON_FLY_SCROLL 557 dont_scroll = FALSE; // allow scrolling here 558 #endif 559 560 #ifdef FEAT_EVAL 561 // Set v:count here, when called from main() and not a stuffed 562 // command, so that v:count can be used in an expression mapping 563 // when there is no count. Do set it for redo. 564 if (toplevel && readbuf1_empty()) 565 set_vcount_ca(&ca, &set_prevcount); 566 #endif 567 568 /* 569 * Get the command character from the user. 570 */ 571 c = safe_vgetc(); 572 LANGMAP_ADJUST(c, get_real_state() != SELECTMODE); 573 574 /* 575 * If a mapping was started in Visual or Select mode, remember the length 576 * of the mapping. This is used below to not return to Insert mode for as 577 * long as the mapping is being executed. 578 */ 579 if (restart_edit == 0) 580 old_mapped_len = 0; 581 else if (old_mapped_len 582 || (VIsual_active && mapped_len == 0 && typebuf_maplen() > 0)) 583 old_mapped_len = typebuf_maplen(); 584 585 if (c == NUL) 586 c = K_ZERO; 587 588 /* 589 * In Select mode, typed text replaces the selection. 590 */ 591 if (VIsual_active 592 && VIsual_select 593 && (vim_isprintc(c) || c == NL || c == CAR || c == K_KENTER)) 594 { 595 // Fake a "c"hange command. When "restart_edit" is set (e.g., because 596 // 'insertmode' is set) fake a "d"elete command, Insert mode will 597 // restart automatically. 598 // Insert the typed character in the typeahead buffer, so that it can 599 // be mapped in Insert mode. Required for ":lmap" to work. 600 ins_char_typebuf(vgetc_char, vgetc_mod_mask); 601 if (restart_edit != 0) 602 c = 'd'; 603 else 604 c = 'c'; 605 msg_nowait = TRUE; // don't delay going to insert mode 606 old_mapped_len = 0; // do go to Insert mode 607 } 608 609 #ifdef FEAT_CMDL_INFO 610 need_flushbuf = add_to_showcmd(c); 611 #endif 612 613 getcount: 614 if (!(VIsual_active && VIsual_select)) 615 { 616 /* 617 * Handle a count before a command and compute ca.count0. 618 * Note that '0' is a command and not the start of a count, but it's 619 * part of a count after other digits. 620 */ 621 while ( (c >= '1' && c <= '9') 622 || (ca.count0 != 0 && (c == K_DEL || c == K_KDEL || c == '0'))) 623 { 624 if (c == K_DEL || c == K_KDEL) 625 { 626 ca.count0 /= 10; 627 #ifdef FEAT_CMDL_INFO 628 del_from_showcmd(4); // delete the digit and ~@% 629 #endif 630 } 631 else 632 ca.count0 = ca.count0 * 10 + (c - '0'); 633 if (ca.count0 < 0) // overflow 634 ca.count0 = 999999999L; 635 #ifdef FEAT_EVAL 636 // Set v:count here, when called from main() and not a stuffed 637 // command, so that v:count can be used in an expression mapping 638 // right after the count. Do set it for redo. 639 if (toplevel && readbuf1_empty()) 640 set_vcount_ca(&ca, &set_prevcount); 641 #endif 642 if (ctrl_w) 643 { 644 ++no_mapping; 645 ++allow_keys; // no mapping for nchar, but keys 646 } 647 ++no_zero_mapping; // don't map zero here 648 c = plain_vgetc(); 649 LANGMAP_ADJUST(c, TRUE); 650 --no_zero_mapping; 651 if (ctrl_w) 652 { 653 --no_mapping; 654 --allow_keys; 655 } 656 #ifdef FEAT_CMDL_INFO 657 need_flushbuf |= add_to_showcmd(c); 658 #endif 659 } 660 661 /* 662 * If we got CTRL-W there may be a/another count 663 */ 664 if (c == Ctrl_W && !ctrl_w && oap->op_type == OP_NOP) 665 { 666 ctrl_w = TRUE; 667 ca.opcount = ca.count0; // remember first count 668 ca.count0 = 0; 669 ++no_mapping; 670 ++allow_keys; // no mapping for nchar, but keys 671 c = plain_vgetc(); // get next character 672 LANGMAP_ADJUST(c, TRUE); 673 --no_mapping; 674 --allow_keys; 675 #ifdef FEAT_CMDL_INFO 676 need_flushbuf |= add_to_showcmd(c); 677 #endif 678 goto getcount; // jump back 679 } 680 } 681 682 if (c == K_CURSORHOLD) 683 { 684 // Save the count values so that ca.opcount and ca.count0 are exactly 685 // the same when coming back here after handling K_CURSORHOLD. 686 oap->prev_opcount = ca.opcount; 687 oap->prev_count0 = ca.count0; 688 } 689 else if (ca.opcount != 0) 690 { 691 /* 692 * If we're in the middle of an operator (including after entering a 693 * yank buffer with '"') AND we had a count before the operator, then 694 * that count overrides the current value of ca.count0. 695 * What this means effectively, is that commands like "3dw" get turned 696 * into "d3w" which makes things fall into place pretty neatly. 697 * If you give a count before AND after the operator, they are 698 * multiplied. 699 */ 700 if (ca.count0) 701 ca.count0 *= ca.opcount; 702 else 703 ca.count0 = ca.opcount; 704 if (ca.count0 < 0) // overflow 705 ca.count0 = 999999999L; 706 } 707 708 /* 709 * Always remember the count. It will be set to zero (on the next call, 710 * above) when there is no pending operator. 711 * When called from main(), save the count for use by the "count" built-in 712 * variable. 713 */ 714 ca.opcount = ca.count0; 715 ca.count1 = (ca.count0 == 0 ? 1 : ca.count0); 716 717 #ifdef FEAT_EVAL 718 /* 719 * Only set v:count when called from main() and not a stuffed command. 720 * Do set it for redo. 721 */ 722 if (toplevel && readbuf1_empty()) 723 set_vcount(ca.count0, ca.count1, set_prevcount); 724 #endif 725 726 /* 727 * Find the command character in the table of commands. 728 * For CTRL-W we already got nchar when looking for a count. 729 */ 730 if (ctrl_w) 731 { 732 ca.nchar = c; 733 ca.cmdchar = Ctrl_W; 734 } 735 else 736 ca.cmdchar = c; 737 idx = find_command(ca.cmdchar); 738 if (idx < 0) 739 { 740 // Not a known command: beep. 741 clearopbeep(oap); 742 goto normal_end; 743 } 744 745 if (text_locked() && (nv_cmds[idx].cmd_flags & NV_NCW)) 746 { 747 // This command is not allowed while editing a cmdline: beep. 748 clearopbeep(oap); 749 text_locked_msg(); 750 goto normal_end; 751 } 752 if ((nv_cmds[idx].cmd_flags & NV_NCW) && curbuf_locked()) 753 goto normal_end; 754 755 /* 756 * In Visual/Select mode, a few keys are handled in a special way. 757 */ 758 if (VIsual_active) 759 { 760 // when 'keymodel' contains "stopsel" may stop Select/Visual mode 761 if (km_stopsel 762 && (nv_cmds[idx].cmd_flags & NV_STS) 763 && !(mod_mask & MOD_MASK_SHIFT)) 764 { 765 end_visual_mode(); 766 redraw_curbuf_later(INVERTED); 767 } 768 769 // Keys that work different when 'keymodel' contains "startsel" 770 if (km_startsel) 771 { 772 if (nv_cmds[idx].cmd_flags & NV_SS) 773 { 774 unshift_special(&ca); 775 idx = find_command(ca.cmdchar); 776 if (idx < 0) 777 { 778 // Just in case 779 clearopbeep(oap); 780 goto normal_end; 781 } 782 } 783 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 784 && (mod_mask & MOD_MASK_SHIFT)) 785 mod_mask &= ~MOD_MASK_SHIFT; 786 } 787 } 788 789 #ifdef FEAT_RIGHTLEFT 790 if (curwin->w_p_rl && KeyTyped && !KeyStuffed 791 && (nv_cmds[idx].cmd_flags & NV_RL)) 792 { 793 // Invert horizontal movements and operations. Only when typed by the 794 // user directly, not when the result of a mapping or "x" translated 795 // to "dl". 796 switch (ca.cmdchar) 797 { 798 case 'l': ca.cmdchar = 'h'; break; 799 case K_RIGHT: ca.cmdchar = K_LEFT; break; 800 case K_S_RIGHT: ca.cmdchar = K_S_LEFT; break; 801 case K_C_RIGHT: ca.cmdchar = K_C_LEFT; break; 802 case 'h': ca.cmdchar = 'l'; break; 803 case K_LEFT: ca.cmdchar = K_RIGHT; break; 804 case K_S_LEFT: ca.cmdchar = K_S_RIGHT; break; 805 case K_C_LEFT: ca.cmdchar = K_C_RIGHT; break; 806 case '>': ca.cmdchar = '<'; break; 807 case '<': ca.cmdchar = '>'; break; 808 } 809 idx = find_command(ca.cmdchar); 810 } 811 #endif 812 813 /* 814 * Get an additional character if we need one. 815 */ 816 if ((nv_cmds[idx].cmd_flags & NV_NCH) 817 && (((nv_cmds[idx].cmd_flags & NV_NCH_NOP) == NV_NCH_NOP 818 && oap->op_type == OP_NOP) 819 || (nv_cmds[idx].cmd_flags & NV_NCH_ALW) == NV_NCH_ALW 820 || (ca.cmdchar == 'q' 821 && oap->op_type == OP_NOP 822 && reg_recording == 0 823 && reg_executing == 0) 824 || ((ca.cmdchar == 'a' || ca.cmdchar == 'i') 825 && (oap->op_type != OP_NOP || VIsual_active)))) 826 { 827 int *cp; 828 int repl = FALSE; // get character for replace mode 829 int lit = FALSE; // get extra character literally 830 int langmap_active = FALSE; // using :lmap mappings 831 int lang; // getting a text character 832 #ifdef HAVE_INPUT_METHOD 833 int save_smd; // saved value of p_smd 834 #endif 835 836 ++no_mapping; 837 ++allow_keys; // no mapping for nchar, but allow key codes 838 // Don't generate a CursorHold event here, most commands can't handle 839 // it, e.g., nv_replace(), nv_csearch(). 840 did_cursorhold = TRUE; 841 if (ca.cmdchar == 'g') 842 { 843 /* 844 * For 'g' get the next character now, so that we can check for 845 * "gr", "g'" and "g`". 846 */ 847 ca.nchar = plain_vgetc(); 848 LANGMAP_ADJUST(ca.nchar, TRUE); 849 #ifdef FEAT_CMDL_INFO 850 need_flushbuf |= add_to_showcmd(ca.nchar); 851 #endif 852 if (ca.nchar == 'r' || ca.nchar == '\'' || ca.nchar == '`' 853 || ca.nchar == Ctrl_BSL) 854 { 855 cp = &ca.extra_char; // need to get a third character 856 if (ca.nchar != 'r') 857 lit = TRUE; // get it literally 858 else 859 repl = TRUE; // get it in replace mode 860 } 861 else 862 cp = NULL; // no third character needed 863 } 864 else 865 { 866 if (ca.cmdchar == 'r') // get it in replace mode 867 repl = TRUE; 868 cp = &ca.nchar; 869 } 870 lang = (repl || (nv_cmds[idx].cmd_flags & NV_LANG)); 871 872 /* 873 * Get a second or third character. 874 */ 875 if (cp != NULL) 876 { 877 if (repl) 878 { 879 State = REPLACE; // pretend Replace mode 880 #ifdef CURSOR_SHAPE 881 ui_cursor_shape(); // show different cursor shape 882 #endif 883 } 884 if (lang && curbuf->b_p_iminsert == B_IMODE_LMAP) 885 { 886 // Allow mappings defined with ":lmap". 887 --no_mapping; 888 --allow_keys; 889 if (repl) 890 State = LREPLACE; 891 else 892 State = LANGMAP; 893 langmap_active = TRUE; 894 } 895 #ifdef HAVE_INPUT_METHOD 896 save_smd = p_smd; 897 p_smd = FALSE; // Don't let the IM code show the mode here 898 if (lang && curbuf->b_p_iminsert == B_IMODE_IM) 899 im_set_active(TRUE); 900 #endif 901 if ((State & INSERT) && !p_ek) 902 { 903 #ifdef FEAT_JOB_CHANNEL 904 ch_log_output = TRUE; 905 #endif 906 // Disable bracketed paste and modifyOtherKeys here, we won't 907 // recognize the escape sequences with 'esckeys' off. 908 out_str(T_BD); 909 out_str(T_CTE); 910 } 911 912 *cp = plain_vgetc(); 913 914 if ((State & INSERT) && !p_ek) 915 { 916 #ifdef FEAT_JOB_CHANNEL 917 ch_log_output = TRUE; 918 #endif 919 // Re-enable bracketed paste mode and modifyOtherKeys 920 out_str(T_BE); 921 out_str(T_CTI); 922 } 923 924 if (langmap_active) 925 { 926 // Undo the decrement done above 927 ++no_mapping; 928 ++allow_keys; 929 State = NORMAL_BUSY; 930 } 931 #ifdef HAVE_INPUT_METHOD 932 if (lang) 933 { 934 if (curbuf->b_p_iminsert != B_IMODE_LMAP) 935 im_save_status(&curbuf->b_p_iminsert); 936 im_set_active(FALSE); 937 } 938 p_smd = save_smd; 939 #endif 940 State = NORMAL_BUSY; 941 #ifdef FEAT_CMDL_INFO 942 need_flushbuf |= add_to_showcmd(*cp); 943 #endif 944 945 if (!lit) 946 { 947 #ifdef FEAT_DIGRAPHS 948 // Typing CTRL-K gets a digraph. 949 if (*cp == Ctrl_K 950 && ((nv_cmds[idx].cmd_flags & NV_LANG) 951 || cp == &ca.extra_char) 952 && vim_strchr(p_cpo, CPO_DIGRAPH) == NULL) 953 { 954 c = get_digraph(FALSE); 955 if (c > 0) 956 { 957 *cp = c; 958 # ifdef FEAT_CMDL_INFO 959 // Guessing how to update showcmd here... 960 del_from_showcmd(3); 961 need_flushbuf |= add_to_showcmd(*cp); 962 # endif 963 } 964 } 965 #endif 966 967 // adjust chars > 127, except after "tTfFr" commands 968 LANGMAP_ADJUST(*cp, !lang); 969 #ifdef FEAT_RIGHTLEFT 970 // adjust Hebrew mapped char 971 if (p_hkmap && lang && KeyTyped) 972 *cp = hkmap(*cp); 973 #endif 974 } 975 976 /* 977 * When the next character is CTRL-\ a following CTRL-N means the 978 * command is aborted and we go to Normal mode. 979 */ 980 if (cp == &ca.extra_char 981 && ca.nchar == Ctrl_BSL 982 && (ca.extra_char == Ctrl_N || ca.extra_char == Ctrl_G)) 983 { 984 ca.cmdchar = Ctrl_BSL; 985 ca.nchar = ca.extra_char; 986 idx = find_command(ca.cmdchar); 987 } 988 else if ((ca.nchar == 'n' || ca.nchar == 'N') && ca.cmdchar == 'g') 989 ca.oap->op_type = get_op_type(*cp, NUL); 990 else if (*cp == Ctrl_BSL) 991 { 992 long towait = (p_ttm >= 0 ? p_ttm : p_tm); 993 994 // There is a busy wait here when typing "f<C-\>" and then 995 // something different from CTRL-N. Can't be avoided. 996 while ((c = vpeekc()) <= 0 && towait > 0L) 997 { 998 do_sleep(towait > 50L ? 50L : towait, FALSE); 999 towait -= 50L; 1000 } 1001 if (c > 0) 1002 { 1003 c = plain_vgetc(); 1004 if (c != Ctrl_N && c != Ctrl_G) 1005 vungetc(c); 1006 else 1007 { 1008 ca.cmdchar = Ctrl_BSL; 1009 ca.nchar = c; 1010 idx = find_command(ca.cmdchar); 1011 } 1012 } 1013 } 1014 1015 // When getting a text character and the next character is a 1016 // multi-byte character, it could be a composing character. 1017 // However, don't wait for it to arrive. Also, do enable mapping, 1018 // because if it's put back with vungetc() it's too late to apply 1019 // mapping. 1020 --no_mapping; 1021 while (enc_utf8 && lang && (c = vpeekc()) > 0 1022 && (c >= 0x100 || MB_BYTE2LEN(vpeekc()) > 1)) 1023 { 1024 c = plain_vgetc(); 1025 if (!utf_iscomposing(c)) 1026 { 1027 vungetc(c); // it wasn't, put it back 1028 break; 1029 } 1030 else if (ca.ncharC1 == 0) 1031 ca.ncharC1 = c; 1032 else 1033 ca.ncharC2 = c; 1034 } 1035 ++no_mapping; 1036 } 1037 --no_mapping; 1038 --allow_keys; 1039 } 1040 1041 #ifdef FEAT_CMDL_INFO 1042 /* 1043 * Flush the showcmd characters onto the screen so we can see them while 1044 * the command is being executed. Only do this when the shown command was 1045 * actually displayed, otherwise this will slow down a lot when executing 1046 * mappings. 1047 */ 1048 if (need_flushbuf) 1049 out_flush(); 1050 #endif 1051 if (ca.cmdchar != K_IGNORE) 1052 { 1053 if (ex_normal_busy) 1054 did_cursorhold = save_did_cursorhold; 1055 else 1056 did_cursorhold = FALSE; 1057 } 1058 1059 State = NORMAL; 1060 1061 if (ca.nchar == ESC) 1062 { 1063 clearop(oap); 1064 if (restart_edit == 0 && goto_im()) 1065 restart_edit = 'a'; 1066 goto normal_end; 1067 } 1068 1069 if (ca.cmdchar != K_IGNORE) 1070 { 1071 msg_didout = FALSE; // don't scroll screen up for normal command 1072 msg_col = 0; 1073 } 1074 1075 old_pos = curwin->w_cursor; // remember where cursor was 1076 1077 // When 'keymodel' contains "startsel" some keys start Select/Visual 1078 // mode. 1079 if (!VIsual_active && km_startsel) 1080 { 1081 if (nv_cmds[idx].cmd_flags & NV_SS) 1082 { 1083 start_selection(); 1084 unshift_special(&ca); 1085 idx = find_command(ca.cmdchar); 1086 } 1087 else if ((nv_cmds[idx].cmd_flags & NV_SSS) 1088 && (mod_mask & MOD_MASK_SHIFT)) 1089 { 1090 start_selection(); 1091 mod_mask &= ~MOD_MASK_SHIFT; 1092 } 1093 } 1094 1095 /* 1096 * Execute the command! 1097 * Call the command function found in the commands table. 1098 */ 1099 ca.arg = nv_cmds[idx].cmd_arg; 1100 (nv_cmds[idx].cmd_func)(&ca); 1101 1102 /* 1103 * If we didn't start or finish an operator, reset oap->regname, unless we 1104 * need it later. 1105 */ 1106 if (!finish_op 1107 && !oap->op_type 1108 && (idx < 0 || !(nv_cmds[idx].cmd_flags & NV_KEEPREG))) 1109 { 1110 clearop(oap); 1111 #ifdef FEAT_EVAL 1112 reset_reg_var(); 1113 #endif 1114 } 1115 1116 // Get the length of mapped chars again after typing a count, second 1117 // character or "z333<cr>". 1118 if (old_mapped_len > 0) 1119 old_mapped_len = typebuf_maplen(); 1120 1121 /* 1122 * If an operation is pending, handle it. But not for K_IGNORE or 1123 * K_MOUSEMOVE. 1124 */ 1125 if (ca.cmdchar != K_IGNORE && ca.cmdchar != K_MOUSEMOVE) 1126 do_pending_operator(&ca, old_col, FALSE); 1127 1128 /* 1129 * Wait for a moment when a message is displayed that will be overwritten 1130 * by the mode message. 1131 * In Visual mode and with "^O" in Insert mode, a short message will be 1132 * overwritten by the mode message. Wait a bit, until a key is hit. 1133 * In Visual mode, it's more important to keep the Visual area updated 1134 * than keeping a message (e.g. from a /pat search). 1135 * Only do this if the command was typed, not from a mapping. 1136 * Don't wait when emsg_silent is non-zero. 1137 * Also wait a bit after an error message, e.g. for "^O:". 1138 * Don't redraw the screen, it would remove the message. 1139 */ 1140 if ( ((p_smd 1141 && msg_silent == 0 1142 && (restart_edit != 0 1143 || (VIsual_active 1144 && old_pos.lnum == curwin->w_cursor.lnum 1145 && old_pos.col == curwin->w_cursor.col) 1146 ) 1147 && (clear_cmdline 1148 || redraw_cmdline) 1149 && (msg_didout || (msg_didany && msg_scroll)) 1150 && !msg_nowait 1151 && KeyTyped) 1152 || (restart_edit != 0 1153 && !VIsual_active 1154 && (msg_scroll 1155 || emsg_on_display))) 1156 && oap->regname == 0 1157 && !(ca.retval & CA_COMMAND_BUSY) 1158 && stuff_empty() 1159 && typebuf_typed() 1160 && emsg_silent == 0 1161 && !in_assert_fails 1162 && !did_wait_return 1163 && oap->op_type == OP_NOP) 1164 { 1165 int save_State = State; 1166 1167 // Draw the cursor with the right shape here 1168 if (restart_edit != 0) 1169 State = INSERT; 1170 1171 // If need to redraw, and there is a "keep_msg", redraw before the 1172 // delay 1173 if (must_redraw && keep_msg != NULL && !emsg_on_display) 1174 { 1175 char_u *kmsg; 1176 1177 kmsg = keep_msg; 1178 keep_msg = NULL; 1179 // Showmode() will clear keep_msg, but we want to use it anyway. 1180 // First update w_topline. 1181 setcursor(); 1182 update_screen(0); 1183 // now reset it, otherwise it's put in the history again 1184 keep_msg = kmsg; 1185 1186 kmsg = vim_strsave(keep_msg); 1187 if (kmsg != NULL) 1188 { 1189 msg_attr((char *)kmsg, keep_msg_attr); 1190 vim_free(kmsg); 1191 } 1192 } 1193 setcursor(); 1194 #ifdef CURSOR_SHAPE 1195 ui_cursor_shape(); // may show different cursor shape 1196 #endif 1197 cursor_on(); 1198 out_flush(); 1199 if (msg_scroll || emsg_on_display) 1200 ui_delay(1003L, TRUE); // wait at least one second 1201 ui_delay(3003L, FALSE); // wait up to three seconds 1202 State = save_State; 1203 1204 msg_scroll = FALSE; 1205 emsg_on_display = FALSE; 1206 } 1207 1208 /* 1209 * Finish up after executing a Normal mode command. 1210 */ 1211 normal_end: 1212 1213 msg_nowait = FALSE; 1214 1215 #ifdef FEAT_EVAL 1216 if (finish_op) 1217 reset_reg_var(); 1218 #endif 1219 1220 // Reset finish_op, in case it was set 1221 #ifdef CURSOR_SHAPE 1222 c = finish_op; 1223 #endif 1224 finish_op = FALSE; 1225 #ifdef CURSOR_SHAPE 1226 // Redraw the cursor with another shape, if we were in Operator-pending 1227 // mode or did a replace command. 1228 if (c || ca.cmdchar == 'r') 1229 { 1230 ui_cursor_shape(); // may show different cursor shape 1231 # ifdef FEAT_MOUSESHAPE 1232 update_mouseshape(-1); 1233 # endif 1234 } 1235 #endif 1236 1237 #ifdef FEAT_CMDL_INFO 1238 if (oap->op_type == OP_NOP && oap->regname == 0 1239 && ca.cmdchar != K_CURSORHOLD) 1240 clear_showcmd(); 1241 #endif 1242 1243 checkpcmark(); // check if we moved since setting pcmark 1244 vim_free(ca.searchbuf); 1245 1246 if (has_mbyte) 1247 mb_adjust_cursor(); 1248 1249 if (curwin->w_p_scb && toplevel) 1250 { 1251 validate_cursor(); // may need to update w_leftcol 1252 do_check_scrollbind(TRUE); 1253 } 1254 1255 if (curwin->w_p_crb && toplevel) 1256 { 1257 validate_cursor(); // may need to update w_leftcol 1258 do_check_cursorbind(); 1259 } 1260 1261 #ifdef FEAT_TERMINAL 1262 // don't go to Insert mode if a terminal has a running job 1263 if (term_job_running(curbuf->b_term)) 1264 restart_edit = 0; 1265 #endif 1266 1267 /* 1268 * May restart edit(), if we got here with CTRL-O in Insert mode (but not 1269 * if still inside a mapping that started in Visual mode). 1270 * May switch from Visual to Select mode after CTRL-O command. 1271 */ 1272 if ( oap->op_type == OP_NOP 1273 && ((restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1274 || restart_VIsual_select == 1) 1275 && !(ca.retval & CA_COMMAND_BUSY) 1276 && stuff_empty() 1277 && oap->regname == 0) 1278 { 1279 if (restart_VIsual_select == 1) 1280 { 1281 VIsual_select = TRUE; 1282 showmode(); 1283 restart_VIsual_select = 0; 1284 } 1285 if (restart_edit != 0 && !VIsual_active && old_mapped_len == 0) 1286 (void)edit(restart_edit, FALSE, 1L); 1287 } 1288 1289 if (restart_VIsual_select == 2) 1290 restart_VIsual_select = 1; 1291 1292 // Save count before an operator for next time. 1293 opcount = ca.opcount; 1294 } 1295 1296 #ifdef FEAT_EVAL 1297 /* 1298 * Set v:count and v:count1 according to "cap". 1299 * Set v:prevcount only when "set_prevcount" is TRUE. 1300 */ 1301 static void 1302 set_vcount_ca(cmdarg_T *cap, int *set_prevcount) 1303 { 1304 long count = cap->count0; 1305 1306 // multiply with cap->opcount the same way as above 1307 if (cap->opcount != 0) 1308 count = cap->opcount * (count == 0 ? 1 : count); 1309 set_vcount(count, count == 0 ? 1 : count, *set_prevcount); 1310 *set_prevcount = FALSE; // only set v:prevcount once 1311 } 1312 #endif 1313 1314 /* 1315 * Check if highlighting for Visual mode is possible, give a warning message 1316 * if not. 1317 */ 1318 void 1319 check_visual_highlight(void) 1320 { 1321 static int did_check = FALSE; 1322 1323 if (full_screen) 1324 { 1325 if (!did_check && HL_ATTR(HLF_V) == 0) 1326 msg(_("Warning: terminal cannot highlight")); 1327 did_check = TRUE; 1328 } 1329 } 1330 1331 #if defined(FEAT_CLIPBOARD) && defined(FEAT_EVAL) 1332 /* 1333 * Call yank_do_autocmd() for "regname". 1334 */ 1335 static void 1336 call_yank_do_autocmd(int regname) 1337 { 1338 oparg_T oa; 1339 yankreg_T *reg; 1340 1341 clear_oparg(&oa); 1342 oa.regname = regname; 1343 oa.op_type = OP_YANK; 1344 oa.is_VIsual = TRUE; 1345 reg = get_register(regname, TRUE); 1346 yank_do_autocmd(&oa, reg); 1347 free_register(reg); 1348 } 1349 #endif 1350 1351 /* 1352 * End Visual mode. 1353 * This function or the next should ALWAYS be called to end Visual mode, except 1354 * from do_pending_operator(). 1355 */ 1356 void 1357 end_visual_mode() 1358 { 1359 end_visual_mode_keep_button(); 1360 reset_held_button(); 1361 } 1362 1363 void 1364 end_visual_mode_keep_button() 1365 { 1366 #ifdef FEAT_CLIPBOARD 1367 /* 1368 * If we are using the clipboard, then remember what was selected in case 1369 * we need to paste it somewhere while we still own the selection. 1370 * Only do this when the clipboard is already owned. Don't want to grab 1371 * the selection when hitting ESC. 1372 */ 1373 if (clip_star.available && clip_star.owned) 1374 clip_auto_select(); 1375 1376 # if defined(FEAT_EVAL) 1377 // Emit a TextYankPost for the automatic copy of the selection into the 1378 // star and/or plus register. 1379 if (has_textyankpost()) 1380 { 1381 if (clip_isautosel_star()) 1382 call_yank_do_autocmd('*'); 1383 if (clip_isautosel_plus()) 1384 call_yank_do_autocmd('+'); 1385 } 1386 # endif 1387 #endif 1388 1389 VIsual_active = FALSE; 1390 setmouse(); 1391 mouse_dragging = 0; 1392 1393 // Save the current VIsual area for '< and '> marks, and "gv" 1394 curbuf->b_visual.vi_mode = VIsual_mode; 1395 curbuf->b_visual.vi_start = VIsual; 1396 curbuf->b_visual.vi_end = curwin->w_cursor; 1397 curbuf->b_visual.vi_curswant = curwin->w_curswant; 1398 #ifdef FEAT_EVAL 1399 curbuf->b_visual_mode_eval = VIsual_mode; 1400 #endif 1401 if (!virtual_active()) 1402 curwin->w_cursor.coladd = 0; 1403 may_clear_cmdline(); 1404 1405 adjust_cursor_eol(); 1406 } 1407 1408 /* 1409 * Reset VIsual_active and VIsual_reselect. 1410 */ 1411 void 1412 reset_VIsual_and_resel(void) 1413 { 1414 if (VIsual_active) 1415 { 1416 end_visual_mode(); 1417 redraw_curbuf_later(INVERTED); // delete the inversion later 1418 } 1419 VIsual_reselect = FALSE; 1420 } 1421 1422 /* 1423 * Reset VIsual_active and VIsual_reselect if it's set. 1424 */ 1425 void 1426 reset_VIsual(void) 1427 { 1428 if (VIsual_active) 1429 { 1430 end_visual_mode(); 1431 redraw_curbuf_later(INVERTED); // delete the inversion later 1432 VIsual_reselect = FALSE; 1433 } 1434 } 1435 1436 void 1437 restore_visual_mode(void) 1438 { 1439 if (VIsual_mode_orig != NUL) 1440 { 1441 curbuf->b_visual.vi_mode = VIsual_mode_orig; 1442 VIsual_mode_orig = NUL; 1443 } 1444 } 1445 1446 /* 1447 * Check for a balloon-eval special item to include when searching for an 1448 * identifier. When "dir" is BACKWARD "ptr[-1]" must be valid! 1449 * Returns TRUE if the character at "*ptr" should be included. 1450 * "dir" is FORWARD or BACKWARD, the direction of searching. 1451 * "*colp" is in/decremented if "ptr[-dir]" should also be included. 1452 * "bnp" points to a counter for square brackets. 1453 */ 1454 static int 1455 find_is_eval_item( 1456 char_u *ptr, 1457 int *colp, 1458 int *bnp, 1459 int dir) 1460 { 1461 // Accept everything inside []. 1462 if ((*ptr == ']' && dir == BACKWARD) || (*ptr == '[' && dir == FORWARD)) 1463 ++*bnp; 1464 if (*bnp > 0) 1465 { 1466 if ((*ptr == '[' && dir == BACKWARD) || (*ptr == ']' && dir == FORWARD)) 1467 --*bnp; 1468 return TRUE; 1469 } 1470 1471 // skip over "s.var" 1472 if (*ptr == '.') 1473 return TRUE; 1474 1475 // two-character item: s->var 1476 if (ptr[dir == BACKWARD ? 0 : 1] == '>' 1477 && ptr[dir == BACKWARD ? -1 : 0] == '-') 1478 { 1479 *colp += dir; 1480 return TRUE; 1481 } 1482 return FALSE; 1483 } 1484 1485 /* 1486 * Find the identifier under or to the right of the cursor. 1487 * "find_type" can have one of three values: 1488 * FIND_IDENT: find an identifier (keyword) 1489 * FIND_STRING: find any non-white text 1490 * FIND_IDENT + FIND_STRING: find any non-white text, identifier preferred. 1491 * FIND_EVAL: find text useful for C program debugging 1492 * 1493 * There are three steps: 1494 * 1. Search forward for the start of an identifier/text. Doesn't move if 1495 * already on one. 1496 * 2. Search backward for the start of this identifier/text. 1497 * This doesn't match the real Vi but I like it a little better and it 1498 * shouldn't bother anyone. 1499 * 3. Search forward to the end of this identifier/text. 1500 * When FIND_IDENT isn't defined, we backup until a blank. 1501 * 1502 * Returns the length of the text, or zero if no text is found. 1503 * If text is found, a pointer to the text is put in "*text". This 1504 * points into the current buffer line and is not always NUL terminated. 1505 */ 1506 int 1507 find_ident_under_cursor(char_u **text, int find_type) 1508 { 1509 return find_ident_at_pos(curwin, curwin->w_cursor.lnum, 1510 curwin->w_cursor.col, text, NULL, find_type); 1511 } 1512 1513 /* 1514 * Like find_ident_under_cursor(), but for any window and any position. 1515 * However: Uses 'iskeyword' from the current window!. 1516 */ 1517 int 1518 find_ident_at_pos( 1519 win_T *wp, 1520 linenr_T lnum, 1521 colnr_T startcol, 1522 char_u **text, 1523 int *textcol, // column where "text" starts, can be NULL 1524 int find_type) 1525 { 1526 char_u *ptr; 1527 int col = 0; // init to shut up GCC 1528 int i; 1529 int this_class = 0; 1530 int prev_class; 1531 int prevcol; 1532 int bn = 0; // bracket nesting 1533 1534 /* 1535 * if i == 0: try to find an identifier 1536 * if i == 1: try to find any non-white text 1537 */ 1538 ptr = ml_get_buf(wp->w_buffer, lnum, FALSE); 1539 for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i) 1540 { 1541 /* 1542 * 1. skip to start of identifier/text 1543 */ 1544 col = startcol; 1545 if (has_mbyte) 1546 { 1547 while (ptr[col] != NUL) 1548 { 1549 // Stop at a ']' to evaluate "a[x]". 1550 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1551 break; 1552 this_class = mb_get_class(ptr + col); 1553 if (this_class != 0 && (i == 1 || this_class != 1)) 1554 break; 1555 col += (*mb_ptr2len)(ptr + col); 1556 } 1557 } 1558 else 1559 while (ptr[col] != NUL 1560 && (i == 0 ? !vim_iswordc(ptr[col]) : VIM_ISWHITE(ptr[col])) 1561 && (!(find_type & FIND_EVAL) || ptr[col] != ']') 1562 ) 1563 ++col; 1564 1565 // When starting on a ']' count it, so that we include the '['. 1566 bn = ptr[col] == ']'; 1567 1568 /* 1569 * 2. Back up to start of identifier/text. 1570 */ 1571 if (has_mbyte) 1572 { 1573 // Remember class of character under cursor. 1574 if ((find_type & FIND_EVAL) && ptr[col] == ']') 1575 this_class = mb_get_class((char_u *)"a"); 1576 else 1577 this_class = mb_get_class(ptr + col); 1578 while (col > 0 && this_class != 0) 1579 { 1580 prevcol = col - 1 - (*mb_head_off)(ptr, ptr + col - 1); 1581 prev_class = mb_get_class(ptr + prevcol); 1582 if (this_class != prev_class 1583 && (i == 0 1584 || prev_class == 0 1585 || (find_type & FIND_IDENT)) 1586 && (!(find_type & FIND_EVAL) 1587 || prevcol == 0 1588 || !find_is_eval_item(ptr + prevcol, &prevcol, 1589 &bn, BACKWARD)) 1590 ) 1591 break; 1592 col = prevcol; 1593 } 1594 1595 // If we don't want just any old text, or we've found an 1596 // identifier, stop searching. 1597 if (this_class > 2) 1598 this_class = 2; 1599 if (!(find_type & FIND_STRING) || this_class == 2) 1600 break; 1601 } 1602 else 1603 { 1604 while (col > 0 1605 && ((i == 0 1606 ? vim_iswordc(ptr[col - 1]) 1607 : (!VIM_ISWHITE(ptr[col - 1]) 1608 && (!(find_type & FIND_IDENT) 1609 || !vim_iswordc(ptr[col - 1])))) 1610 || ((find_type & FIND_EVAL) 1611 && col > 1 1612 && find_is_eval_item(ptr + col - 1, &col, 1613 &bn, BACKWARD)) 1614 )) 1615 --col; 1616 1617 // If we don't want just any old text, or we've found an 1618 // identifier, stop searching. 1619 if (!(find_type & FIND_STRING) || vim_iswordc(ptr[col])) 1620 break; 1621 } 1622 } 1623 1624 if (ptr[col] == NUL || (i == 0 1625 && (has_mbyte ? this_class != 2 : !vim_iswordc(ptr[col])))) 1626 { 1627 // didn't find an identifier or text 1628 if ((find_type & FIND_NOERROR) == 0) 1629 { 1630 if (find_type & FIND_STRING) 1631 emsg(_("E348: No string under cursor")); 1632 else 1633 emsg(_(e_noident)); 1634 } 1635 return 0; 1636 } 1637 ptr += col; 1638 *text = ptr; 1639 if (textcol != NULL) 1640 *textcol = col; 1641 1642 /* 1643 * 3. Find the end if the identifier/text. 1644 */ 1645 bn = 0; 1646 startcol -= col; 1647 col = 0; 1648 if (has_mbyte) 1649 { 1650 // Search for point of changing multibyte character class. 1651 this_class = mb_get_class(ptr); 1652 while (ptr[col] != NUL 1653 && ((i == 0 ? mb_get_class(ptr + col) == this_class 1654 : mb_get_class(ptr + col) != 0) 1655 || ((find_type & FIND_EVAL) 1656 && col <= (int)startcol 1657 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1658 )) 1659 col += (*mb_ptr2len)(ptr + col); 1660 } 1661 else 1662 while ((i == 0 ? vim_iswordc(ptr[col]) 1663 : (ptr[col] != NUL && !VIM_ISWHITE(ptr[col]))) 1664 || ((find_type & FIND_EVAL) 1665 && col <= (int)startcol 1666 && find_is_eval_item(ptr + col, &col, &bn, FORWARD)) 1667 ) 1668 ++col; 1669 1670 return col; 1671 } 1672 1673 /* 1674 * Prepare for redo of a normal command. 1675 */ 1676 static void 1677 prep_redo_cmd(cmdarg_T *cap) 1678 { 1679 prep_redo(cap->oap->regname, cap->count0, 1680 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 1681 } 1682 1683 /* 1684 * Prepare for redo of any command. 1685 * Note that only the last argument can be a multi-byte char. 1686 */ 1687 void 1688 prep_redo( 1689 int regname, 1690 long num, 1691 int cmd1, 1692 int cmd2, 1693 int cmd3, 1694 int cmd4, 1695 int cmd5) 1696 { 1697 ResetRedobuff(); 1698 if (regname != 0) // yank from specified buffer 1699 { 1700 AppendCharToRedobuff('"'); 1701 AppendCharToRedobuff(regname); 1702 } 1703 if (num) 1704 AppendNumberToRedobuff(num); 1705 1706 if (cmd1 != NUL) 1707 AppendCharToRedobuff(cmd1); 1708 if (cmd2 != NUL) 1709 AppendCharToRedobuff(cmd2); 1710 if (cmd3 != NUL) 1711 AppendCharToRedobuff(cmd3); 1712 if (cmd4 != NUL) 1713 AppendCharToRedobuff(cmd4); 1714 if (cmd5 != NUL) 1715 AppendCharToRedobuff(cmd5); 1716 } 1717 1718 /* 1719 * check for operator active and clear it 1720 * 1721 * return TRUE if operator was active 1722 */ 1723 static int 1724 checkclearop(oparg_T *oap) 1725 { 1726 if (oap->op_type == OP_NOP) 1727 return FALSE; 1728 clearopbeep(oap); 1729 return TRUE; 1730 } 1731 1732 /* 1733 * Check for operator or Visual active. Clear active operator. 1734 * 1735 * Return TRUE if operator or Visual was active. 1736 */ 1737 static int 1738 checkclearopq(oparg_T *oap) 1739 { 1740 if (oap->op_type == OP_NOP && !VIsual_active) 1741 return FALSE; 1742 clearopbeep(oap); 1743 return TRUE; 1744 } 1745 1746 void 1747 clearop(oparg_T *oap) 1748 { 1749 oap->op_type = OP_NOP; 1750 oap->regname = 0; 1751 oap->motion_force = NUL; 1752 oap->use_reg_one = FALSE; 1753 motion_force = NUL; 1754 } 1755 1756 void 1757 clearopbeep(oparg_T *oap) 1758 { 1759 clearop(oap); 1760 beep_flush(); 1761 } 1762 1763 /* 1764 * Remove the shift modifier from a special key. 1765 */ 1766 static void 1767 unshift_special(cmdarg_T *cap) 1768 { 1769 switch (cap->cmdchar) 1770 { 1771 case K_S_RIGHT: cap->cmdchar = K_RIGHT; break; 1772 case K_S_LEFT: cap->cmdchar = K_LEFT; break; 1773 case K_S_UP: cap->cmdchar = K_UP; break; 1774 case K_S_DOWN: cap->cmdchar = K_DOWN; break; 1775 case K_S_HOME: cap->cmdchar = K_HOME; break; 1776 case K_S_END: cap->cmdchar = K_END; break; 1777 } 1778 cap->cmdchar = simplify_key(cap->cmdchar, &mod_mask); 1779 } 1780 1781 /* 1782 * If the mode is currently displayed clear the command line or update the 1783 * command displayed. 1784 */ 1785 void 1786 may_clear_cmdline(void) 1787 { 1788 if (mode_displayed) 1789 clear_cmdline = TRUE; // unshow visual mode later 1790 #ifdef FEAT_CMDL_INFO 1791 else 1792 clear_showcmd(); 1793 #endif 1794 } 1795 1796 #if defined(FEAT_CMDL_INFO) || defined(PROTO) 1797 /* 1798 * Routines for displaying a partly typed command 1799 */ 1800 1801 #define SHOWCMD_BUFLEN SHOWCMD_COLS + 1 + 30 1802 static char_u showcmd_buf[SHOWCMD_BUFLEN]; 1803 static char_u old_showcmd_buf[SHOWCMD_BUFLEN]; // For push_showcmd() 1804 static int showcmd_is_clear = TRUE; 1805 static int showcmd_visual = FALSE; 1806 1807 static void display_showcmd(void); 1808 1809 void 1810 clear_showcmd(void) 1811 { 1812 if (!p_sc) 1813 return; 1814 1815 if (VIsual_active && !char_avail()) 1816 { 1817 int cursor_bot = LT_POS(VIsual, curwin->w_cursor); 1818 long lines; 1819 colnr_T leftcol, rightcol; 1820 linenr_T top, bot; 1821 1822 // Show the size of the Visual area. 1823 if (cursor_bot) 1824 { 1825 top = VIsual.lnum; 1826 bot = curwin->w_cursor.lnum; 1827 } 1828 else 1829 { 1830 top = curwin->w_cursor.lnum; 1831 bot = VIsual.lnum; 1832 } 1833 # ifdef FEAT_FOLDING 1834 // Include closed folds as a whole. 1835 (void)hasFolding(top, &top, NULL); 1836 (void)hasFolding(bot, NULL, &bot); 1837 # endif 1838 lines = bot - top + 1; 1839 1840 if (VIsual_mode == Ctrl_V) 1841 { 1842 # ifdef FEAT_LINEBREAK 1843 char_u *saved_sbr = p_sbr; 1844 char_u *saved_w_sbr = curwin->w_p_sbr; 1845 1846 // Make 'sbr' empty for a moment to get the correct size. 1847 p_sbr = empty_option; 1848 curwin->w_p_sbr = empty_option; 1849 # endif 1850 getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol); 1851 # ifdef FEAT_LINEBREAK 1852 p_sbr = saved_sbr; 1853 curwin->w_p_sbr = saved_w_sbr; 1854 # endif 1855 sprintf((char *)showcmd_buf, "%ldx%ld", lines, 1856 (long)(rightcol - leftcol + 1)); 1857 } 1858 else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum) 1859 sprintf((char *)showcmd_buf, "%ld", lines); 1860 else 1861 { 1862 char_u *s, *e; 1863 int l; 1864 int bytes = 0; 1865 int chars = 0; 1866 1867 if (cursor_bot) 1868 { 1869 s = ml_get_pos(&VIsual); 1870 e = ml_get_cursor(); 1871 } 1872 else 1873 { 1874 s = ml_get_cursor(); 1875 e = ml_get_pos(&VIsual); 1876 } 1877 while ((*p_sel != 'e') ? s <= e : s < e) 1878 { 1879 l = (*mb_ptr2len)(s); 1880 if (l == 0) 1881 { 1882 ++bytes; 1883 ++chars; 1884 break; // end of line 1885 } 1886 bytes += l; 1887 ++chars; 1888 s += l; 1889 } 1890 if (bytes == chars) 1891 sprintf((char *)showcmd_buf, "%d", chars); 1892 else 1893 sprintf((char *)showcmd_buf, "%d-%d", chars, bytes); 1894 } 1895 showcmd_buf[SHOWCMD_COLS] = NUL; // truncate 1896 showcmd_visual = TRUE; 1897 } 1898 else 1899 { 1900 showcmd_buf[0] = NUL; 1901 showcmd_visual = FALSE; 1902 1903 // Don't actually display something if there is nothing to clear. 1904 if (showcmd_is_clear) 1905 return; 1906 } 1907 1908 display_showcmd(); 1909 } 1910 1911 /* 1912 * Add 'c' to string of shown command chars. 1913 * Return TRUE if output has been written (and setcursor() has been called). 1914 */ 1915 int 1916 add_to_showcmd(int c) 1917 { 1918 char_u *p; 1919 int old_len; 1920 int extra_len; 1921 int overflow; 1922 int i; 1923 static int ignore[] = 1924 { 1925 #ifdef FEAT_GUI 1926 K_VER_SCROLLBAR, K_HOR_SCROLLBAR, 1927 K_LEFTMOUSE_NM, K_LEFTRELEASE_NM, 1928 #endif 1929 K_IGNORE, K_PS, 1930 K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE, K_MOUSEMOVE, 1931 K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE, 1932 K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE, 1933 K_MOUSEDOWN, K_MOUSEUP, K_MOUSELEFT, K_MOUSERIGHT, 1934 K_X1MOUSE, K_X1DRAG, K_X1RELEASE, K_X2MOUSE, K_X2DRAG, K_X2RELEASE, 1935 K_CURSORHOLD, 1936 0 1937 }; 1938 1939 if (!p_sc || msg_silent != 0) 1940 return FALSE; 1941 1942 if (showcmd_visual) 1943 { 1944 showcmd_buf[0] = NUL; 1945 showcmd_visual = FALSE; 1946 } 1947 1948 // Ignore keys that are scrollbar updates and mouse clicks 1949 if (IS_SPECIAL(c)) 1950 for (i = 0; ignore[i] != 0; ++i) 1951 if (ignore[i] == c) 1952 return FALSE; 1953 1954 p = transchar(c); 1955 if (*p == ' ') 1956 STRCPY(p, "<20>"); 1957 old_len = (int)STRLEN(showcmd_buf); 1958 extra_len = (int)STRLEN(p); 1959 overflow = old_len + extra_len - SHOWCMD_COLS; 1960 if (overflow > 0) 1961 mch_memmove(showcmd_buf, showcmd_buf + overflow, 1962 old_len - overflow + 1); 1963 STRCAT(showcmd_buf, p); 1964 1965 if (char_avail()) 1966 return FALSE; 1967 1968 display_showcmd(); 1969 1970 return TRUE; 1971 } 1972 1973 void 1974 add_to_showcmd_c(int c) 1975 { 1976 if (!add_to_showcmd(c)) 1977 setcursor(); 1978 } 1979 1980 /* 1981 * Delete 'len' characters from the end of the shown command. 1982 */ 1983 static void 1984 del_from_showcmd(int len) 1985 { 1986 int old_len; 1987 1988 if (!p_sc) 1989 return; 1990 1991 old_len = (int)STRLEN(showcmd_buf); 1992 if (len > old_len) 1993 len = old_len; 1994 showcmd_buf[old_len - len] = NUL; 1995 1996 if (!char_avail()) 1997 display_showcmd(); 1998 } 1999 2000 /* 2001 * push_showcmd() and pop_showcmd() are used when waiting for the user to type 2002 * something and there is a partial mapping. 2003 */ 2004 void 2005 push_showcmd(void) 2006 { 2007 if (p_sc) 2008 STRCPY(old_showcmd_buf, showcmd_buf); 2009 } 2010 2011 void 2012 pop_showcmd(void) 2013 { 2014 if (!p_sc) 2015 return; 2016 2017 STRCPY(showcmd_buf, old_showcmd_buf); 2018 2019 display_showcmd(); 2020 } 2021 2022 static void 2023 display_showcmd(void) 2024 { 2025 int len; 2026 2027 cursor_off(); 2028 2029 len = (int)STRLEN(showcmd_buf); 2030 if (len == 0) 2031 showcmd_is_clear = TRUE; 2032 else 2033 { 2034 screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0); 2035 showcmd_is_clear = FALSE; 2036 } 2037 2038 /* 2039 * clear the rest of an old message by outputting up to SHOWCMD_COLS 2040 * spaces 2041 */ 2042 screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0); 2043 2044 setcursor(); // put cursor back where it belongs 2045 } 2046 #endif 2047 2048 /* 2049 * When "check" is FALSE, prepare for commands that scroll the window. 2050 * When "check" is TRUE, take care of scroll-binding after the window has 2051 * scrolled. Called from normal_cmd() and edit(). 2052 */ 2053 void 2054 do_check_scrollbind(int check) 2055 { 2056 static win_T *old_curwin = NULL; 2057 static linenr_T old_topline = 0; 2058 #ifdef FEAT_DIFF 2059 static int old_topfill = 0; 2060 #endif 2061 static buf_T *old_buf = NULL; 2062 static colnr_T old_leftcol = 0; 2063 2064 if (check && curwin->w_p_scb) 2065 { 2066 // If a ":syncbind" command was just used, don't scroll, only reset 2067 // the values. 2068 if (did_syncbind) 2069 did_syncbind = FALSE; 2070 else if (curwin == old_curwin) 2071 { 2072 /* 2073 * Synchronize other windows, as necessary according to 2074 * 'scrollbind'. Don't do this after an ":edit" command, except 2075 * when 'diff' is set. 2076 */ 2077 if ((curwin->w_buffer == old_buf 2078 #ifdef FEAT_DIFF 2079 || curwin->w_p_diff 2080 #endif 2081 ) 2082 && (curwin->w_topline != old_topline 2083 #ifdef FEAT_DIFF 2084 || curwin->w_topfill != old_topfill 2085 #endif 2086 || curwin->w_leftcol != old_leftcol)) 2087 { 2088 check_scrollbind(curwin->w_topline - old_topline, 2089 (long)(curwin->w_leftcol - old_leftcol)); 2090 } 2091 } 2092 else if (vim_strchr(p_sbo, 'j')) // jump flag set in 'scrollopt' 2093 { 2094 /* 2095 * When switching between windows, make sure that the relative 2096 * vertical offset is valid for the new window. The relative 2097 * offset is invalid whenever another 'scrollbind' window has 2098 * scrolled to a point that would force the current window to 2099 * scroll past the beginning or end of its buffer. When the 2100 * resync is performed, some of the other 'scrollbind' windows may 2101 * need to jump so that the current window's relative position is 2102 * visible on-screen. 2103 */ 2104 check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L); 2105 } 2106 curwin->w_scbind_pos = curwin->w_topline; 2107 } 2108 2109 old_curwin = curwin; 2110 old_topline = curwin->w_topline; 2111 #ifdef FEAT_DIFF 2112 old_topfill = curwin->w_topfill; 2113 #endif 2114 old_buf = curwin->w_buffer; 2115 old_leftcol = curwin->w_leftcol; 2116 } 2117 2118 /* 2119 * Synchronize any windows that have "scrollbind" set, based on the 2120 * number of rows by which the current window has changed 2121 * (1998-11-02 16:21:01 R. Edward Ralston <[email protected]>) 2122 */ 2123 void 2124 check_scrollbind(linenr_T topline_diff, long leftcol_diff) 2125 { 2126 int want_ver; 2127 int want_hor; 2128 win_T *old_curwin = curwin; 2129 buf_T *old_curbuf = curbuf; 2130 int old_VIsual_select = VIsual_select; 2131 int old_VIsual_active = VIsual_active; 2132 colnr_T tgt_leftcol = curwin->w_leftcol; 2133 long topline; 2134 long y; 2135 2136 /* 2137 * check 'scrollopt' string for vertical and horizontal scroll options 2138 */ 2139 want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0); 2140 #ifdef FEAT_DIFF 2141 want_ver |= old_curwin->w_p_diff; 2142 #endif 2143 want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0)); 2144 2145 /* 2146 * loop through the scrollbound windows and scroll accordingly 2147 */ 2148 VIsual_select = VIsual_active = 0; 2149 FOR_ALL_WINDOWS(curwin) 2150 { 2151 curbuf = curwin->w_buffer; 2152 // skip original window and windows with 'noscrollbind' 2153 if (curwin != old_curwin && curwin->w_p_scb) 2154 { 2155 /* 2156 * do the vertical scroll 2157 */ 2158 if (want_ver) 2159 { 2160 #ifdef FEAT_DIFF 2161 if (old_curwin->w_p_diff && curwin->w_p_diff) 2162 { 2163 diff_set_topline(old_curwin, curwin); 2164 } 2165 else 2166 #endif 2167 { 2168 curwin->w_scbind_pos += topline_diff; 2169 topline = curwin->w_scbind_pos; 2170 if (topline > curbuf->b_ml.ml_line_count) 2171 topline = curbuf->b_ml.ml_line_count; 2172 if (topline < 1) 2173 topline = 1; 2174 2175 y = topline - curwin->w_topline; 2176 if (y > 0) 2177 scrollup(y, FALSE); 2178 else 2179 scrolldown(-y, FALSE); 2180 } 2181 2182 redraw_later(VALID); 2183 cursor_correct(); 2184 curwin->w_redr_status = TRUE; 2185 } 2186 2187 /* 2188 * do the horizontal scroll 2189 */ 2190 if (want_hor && curwin->w_leftcol != tgt_leftcol) 2191 { 2192 curwin->w_leftcol = tgt_leftcol; 2193 leftcol_changed(); 2194 } 2195 } 2196 } 2197 2198 /* 2199 * reset current-window 2200 */ 2201 VIsual_select = old_VIsual_select; 2202 VIsual_active = old_VIsual_active; 2203 curwin = old_curwin; 2204 curbuf = old_curbuf; 2205 } 2206 2207 /* 2208 * Command character that's ignored. 2209 * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use 2210 * xon/xoff. 2211 */ 2212 static void 2213 nv_ignore(cmdarg_T *cap) 2214 { 2215 cap->retval |= CA_COMMAND_BUSY; // don't call edit() now 2216 } 2217 2218 /* 2219 * Command character that doesn't do anything, but unlike nv_ignore() does 2220 * start edit(). Used for "startinsert" executed while starting up. 2221 */ 2222 static void 2223 nv_nop(cmdarg_T *cap UNUSED) 2224 { 2225 } 2226 2227 /* 2228 * Command character doesn't exist. 2229 */ 2230 static void 2231 nv_error(cmdarg_T *cap) 2232 { 2233 clearopbeep(cap->oap); 2234 } 2235 2236 /* 2237 * <Help> and <F1> commands. 2238 */ 2239 static void 2240 nv_help(cmdarg_T *cap) 2241 { 2242 if (!checkclearopq(cap->oap)) 2243 ex_help(NULL); 2244 } 2245 2246 /* 2247 * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor. 2248 */ 2249 static void 2250 nv_addsub(cmdarg_T *cap) 2251 { 2252 #ifdef FEAT_JOB_CHANNEL 2253 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 2254 clearopbeep(cap->oap); 2255 else 2256 #endif 2257 if (!VIsual_active && cap->oap->op_type == OP_NOP) 2258 { 2259 prep_redo_cmd(cap); 2260 cap->oap->op_type = cap->cmdchar == Ctrl_A ? OP_NR_ADD : OP_NR_SUB; 2261 op_addsub(cap->oap, cap->count1, cap->arg); 2262 cap->oap->op_type = OP_NOP; 2263 } 2264 else if (VIsual_active) 2265 nv_operator(cap); 2266 else 2267 clearop(cap->oap); 2268 } 2269 2270 /* 2271 * CTRL-F, CTRL-B, etc: Scroll page up or down. 2272 */ 2273 static void 2274 nv_page(cmdarg_T *cap) 2275 { 2276 if (!checkclearop(cap->oap)) 2277 { 2278 if (mod_mask & MOD_MASK_CTRL) 2279 { 2280 // <C-PageUp>: tab page back; <C-PageDown>: tab page forward 2281 if (cap->arg == BACKWARD) 2282 goto_tabpage(-(int)cap->count1); 2283 else 2284 goto_tabpage((int)cap->count0); 2285 } 2286 else 2287 (void)onepage(cap->arg, cap->count1); 2288 } 2289 } 2290 2291 /* 2292 * Implementation of "gd" and "gD" command. 2293 */ 2294 static void 2295 nv_gd( 2296 oparg_T *oap, 2297 int nchar, 2298 int thisblock) // 1 for "1gd" and "1gD" 2299 { 2300 int len; 2301 char_u *ptr; 2302 2303 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0 2304 || find_decl(ptr, len, nchar == 'd', thisblock, SEARCH_START) 2305 == FAIL) 2306 clearopbeep(oap); 2307 #ifdef FEAT_FOLDING 2308 else if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP) 2309 foldOpenCursor(); 2310 #endif 2311 } 2312 2313 /* 2314 * Return TRUE if line[offset] is not inside a C-style comment or string, FALSE 2315 * otherwise. 2316 */ 2317 static int 2318 is_ident(char_u *line, int offset) 2319 { 2320 int i; 2321 int incomment = FALSE; 2322 int instring = 0; 2323 int prev = 0; 2324 2325 for (i = 0; i < offset && line[i] != NUL; i++) 2326 { 2327 if (instring != 0) 2328 { 2329 if (prev != '\\' && line[i] == instring) 2330 instring = 0; 2331 } 2332 else if ((line[i] == '"' || line[i] == '\'') && !incomment) 2333 { 2334 instring = line[i]; 2335 } 2336 else 2337 { 2338 if (incomment) 2339 { 2340 if (prev == '*' && line[i] == '/') 2341 incomment = FALSE; 2342 } 2343 else if (prev == '/' && line[i] == '*') 2344 { 2345 incomment = TRUE; 2346 } 2347 else if (prev == '/' && line[i] == '/') 2348 { 2349 return FALSE; 2350 } 2351 } 2352 2353 prev = line[i]; 2354 } 2355 2356 return incomment == FALSE && instring == 0; 2357 } 2358 2359 /* 2360 * Search for variable declaration of "ptr[len]". 2361 * When "locally" is TRUE in the current function ("gd"), otherwise in the 2362 * current file ("gD"). 2363 * When "thisblock" is TRUE check the {} block scope. 2364 * Return FAIL when not found. 2365 */ 2366 int 2367 find_decl( 2368 char_u *ptr, 2369 int len, 2370 int locally, 2371 int thisblock, 2372 int flags_arg) // flags passed to searchit() 2373 { 2374 char_u *pat; 2375 pos_T old_pos; 2376 pos_T par_pos; 2377 pos_T found_pos; 2378 int t; 2379 int save_p_ws; 2380 int save_p_scs; 2381 int retval = OK; 2382 int incll; 2383 int searchflags = flags_arg; 2384 int valid; 2385 2386 if ((pat = alloc(len + 7)) == NULL) 2387 return FAIL; 2388 2389 // Put "\V" before the pattern to avoid that the special meaning of "." 2390 // and "~" causes trouble. 2391 sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s", 2392 len, ptr); 2393 old_pos = curwin->w_cursor; 2394 save_p_ws = p_ws; 2395 save_p_scs = p_scs; 2396 p_ws = FALSE; // don't wrap around end of file now 2397 p_scs = FALSE; // don't switch ignorecase off now 2398 2399 /* 2400 * With "gD" go to line 1. 2401 * With "gd" Search back for the start of the current function, then go 2402 * back until a blank line. If this fails go to line 1. 2403 */ 2404 if (!locally || !findpar(&incll, BACKWARD, 1L, '{', FALSE)) 2405 { 2406 setpcmark(); // Set in findpar() otherwise 2407 curwin->w_cursor.lnum = 1; 2408 par_pos = curwin->w_cursor; 2409 } 2410 else 2411 { 2412 par_pos = curwin->w_cursor; 2413 while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL) 2414 --curwin->w_cursor.lnum; 2415 } 2416 curwin->w_cursor.col = 0; 2417 2418 // Search forward for the identifier, ignore comment lines. 2419 CLEAR_POS(&found_pos); 2420 for (;;) 2421 { 2422 t = searchit(curwin, curbuf, &curwin->w_cursor, NULL, FORWARD, 2423 pat, 1L, searchflags, RE_LAST, NULL); 2424 if (curwin->w_cursor.lnum >= old_pos.lnum) 2425 t = FAIL; // match after start is failure too 2426 2427 if (thisblock && t != FAIL) 2428 { 2429 pos_T *pos; 2430 2431 // Check that the block the match is in doesn't end before the 2432 // position where we started the search from. 2433 if ((pos = findmatchlimit(NULL, '}', FM_FORWARD, 2434 (int)(old_pos.lnum - curwin->w_cursor.lnum + 1))) != NULL 2435 && pos->lnum < old_pos.lnum) 2436 { 2437 // There can't be a useful match before the end of this block. 2438 // Skip to the end. 2439 curwin->w_cursor = *pos; 2440 continue; 2441 } 2442 } 2443 2444 if (t == FAIL) 2445 { 2446 // If we previously found a valid position, use it. 2447 if (found_pos.lnum != 0) 2448 { 2449 curwin->w_cursor = found_pos; 2450 t = OK; 2451 } 2452 break; 2453 } 2454 if (get_leader_len(ml_get_curline(), NULL, FALSE, TRUE) > 0) 2455 { 2456 // Ignore this line, continue at start of next line. 2457 ++curwin->w_cursor.lnum; 2458 curwin->w_cursor.col = 0; 2459 continue; 2460 } 2461 valid = is_ident(ml_get_curline(), curwin->w_cursor.col); 2462 2463 // If the current position is not a valid identifier and a previous 2464 // match is present, favor that one instead. 2465 if (!valid && found_pos.lnum != 0) 2466 { 2467 curwin->w_cursor = found_pos; 2468 break; 2469 } 2470 2471 // Global search: use first valid match found 2472 if (valid && !locally) 2473 break; 2474 if (valid && curwin->w_cursor.lnum >= par_pos.lnum) 2475 { 2476 // If we previously found a valid position, use it. 2477 if (found_pos.lnum != 0) 2478 curwin->w_cursor = found_pos; 2479 break; 2480 } 2481 2482 // For finding a local variable and the match is before the "{" or 2483 // inside a comment, continue searching. For K&R style function 2484 // declarations this skips the function header without types. 2485 if (!valid) 2486 CLEAR_POS(&found_pos); 2487 else 2488 found_pos = curwin->w_cursor; 2489 // Remove SEARCH_START from flags to avoid getting stuck at one 2490 // position. 2491 searchflags &= ~SEARCH_START; 2492 } 2493 2494 if (t == FAIL) 2495 { 2496 retval = FAIL; 2497 curwin->w_cursor = old_pos; 2498 } 2499 else 2500 { 2501 curwin->w_set_curswant = TRUE; 2502 // "n" searches forward now 2503 reset_search_dir(); 2504 } 2505 2506 vim_free(pat); 2507 p_ws = save_p_ws; 2508 p_scs = save_p_scs; 2509 2510 return retval; 2511 } 2512 2513 /* 2514 * Move 'dist' lines in direction 'dir', counting lines by *screen* 2515 * lines rather than lines in the file. 2516 * 'dist' must be positive. 2517 * 2518 * Return OK if able to move cursor, FAIL otherwise. 2519 */ 2520 static int 2521 nv_screengo(oparg_T *oap, int dir, long dist) 2522 { 2523 int linelen = linetabsize(ml_get_curline()); 2524 int retval = OK; 2525 int atend = FALSE; 2526 int n; 2527 int col_off1; // margin offset for first screen line 2528 int col_off2; // margin offset for wrapped screen line 2529 int width1; // text width for first screen line 2530 int width2; // test width for wrapped screen line 2531 2532 oap->motion_type = MCHAR; 2533 oap->inclusive = (curwin->w_curswant == MAXCOL); 2534 2535 col_off1 = curwin_col_off(); 2536 col_off2 = col_off1 - curwin_col_off2(); 2537 width1 = curwin->w_width - col_off1; 2538 width2 = curwin->w_width - col_off2; 2539 if (width2 == 0) 2540 width2 = 1; // avoid divide by zero 2541 2542 if (curwin->w_width != 0) 2543 { 2544 /* 2545 * Instead of sticking at the last character of the buffer line we 2546 * try to stick in the last column of the screen. 2547 */ 2548 if (curwin->w_curswant == MAXCOL) 2549 { 2550 atend = TRUE; 2551 validate_virtcol(); 2552 if (width1 <= 0) 2553 curwin->w_curswant = 0; 2554 else 2555 { 2556 curwin->w_curswant = width1 - 1; 2557 if (curwin->w_virtcol > curwin->w_curswant) 2558 curwin->w_curswant += ((curwin->w_virtcol 2559 - curwin->w_curswant - 1) / width2 + 1) * width2; 2560 } 2561 } 2562 else 2563 { 2564 if (linelen > width1) 2565 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2566 else 2567 n = width1; 2568 if (curwin->w_curswant >= (colnr_T)n) 2569 curwin->w_curswant = n - 1; 2570 } 2571 2572 while (dist--) 2573 { 2574 if (dir == BACKWARD) 2575 { 2576 if ((long)curwin->w_curswant >= width1 2577 #ifdef FEAT_FOLDING 2578 && !hasFolding(curwin->w_cursor.lnum, NULL, NULL) 2579 #endif 2580 ) 2581 // Move back within the line. This can give a negative value 2582 // for w_curswant if width1 < width2 (with cpoptions+=n), 2583 // which will get clipped to column 0. 2584 curwin->w_curswant -= width2; 2585 else 2586 { 2587 // to previous line 2588 #ifdef FEAT_FOLDING 2589 // Move to the start of a closed fold. Don't do that when 2590 // 'foldopen' contains "all": it will open in a moment. 2591 if (!(fdo_flags & FDO_ALL)) 2592 (void)hasFolding(curwin->w_cursor.lnum, 2593 &curwin->w_cursor.lnum, NULL); 2594 #endif 2595 if (curwin->w_cursor.lnum == 1) 2596 { 2597 retval = FAIL; 2598 break; 2599 } 2600 --curwin->w_cursor.lnum; 2601 2602 linelen = linetabsize(ml_get_curline()); 2603 if (linelen > width1) 2604 curwin->w_curswant += (((linelen - width1 - 1) / width2) 2605 + 1) * width2; 2606 } 2607 } 2608 else // dir == FORWARD 2609 { 2610 if (linelen > width1) 2611 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1; 2612 else 2613 n = width1; 2614 if (curwin->w_curswant + width2 < (colnr_T)n 2615 #ifdef FEAT_FOLDING 2616 && !hasFolding(curwin->w_cursor.lnum, NULL, NULL) 2617 #endif 2618 ) 2619 // move forward within line 2620 curwin->w_curswant += width2; 2621 else 2622 { 2623 // to next line 2624 #ifdef FEAT_FOLDING 2625 // Move to the end of a closed fold. 2626 (void)hasFolding(curwin->w_cursor.lnum, NULL, 2627 &curwin->w_cursor.lnum); 2628 #endif 2629 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 2630 { 2631 retval = FAIL; 2632 break; 2633 } 2634 curwin->w_cursor.lnum++; 2635 curwin->w_curswant %= width2; 2636 // Check if the cursor has moved below the number display 2637 // when width1 < width2 (with cpoptions+=n). Subtract width2 2638 // to get a negative value for w_curswant, which will get 2639 // clipped to column 0. 2640 if (curwin->w_curswant >= width1) 2641 curwin->w_curswant -= width2; 2642 linelen = linetabsize(ml_get_curline()); 2643 } 2644 } 2645 } 2646 } 2647 2648 if (virtual_active() && atend) 2649 coladvance(MAXCOL); 2650 else 2651 coladvance(curwin->w_curswant); 2652 2653 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 2654 { 2655 colnr_T virtcol; 2656 2657 /* 2658 * Check for landing on a character that got split at the end of the 2659 * last line. We want to advance a screenline, not end up in the same 2660 * screenline or move two screenlines. 2661 */ 2662 validate_virtcol(); 2663 virtcol = curwin->w_virtcol; 2664 #if defined(FEAT_LINEBREAK) 2665 if (virtcol > (colnr_T)width1 && *get_showbreak_value(curwin) != NUL) 2666 virtcol -= vim_strsize(get_showbreak_value(curwin)); 2667 #endif 2668 2669 if (virtcol > curwin->w_curswant 2670 && (curwin->w_curswant < (colnr_T)width1 2671 ? (curwin->w_curswant > (colnr_T)width1 / 2) 2672 : ((curwin->w_curswant - width1) % width2 2673 > (colnr_T)width2 / 2))) 2674 --curwin->w_cursor.col; 2675 } 2676 2677 if (atend) 2678 curwin->w_curswant = MAXCOL; // stick in the last column 2679 2680 return retval; 2681 } 2682 2683 /* 2684 * Handle CTRL-E and CTRL-Y commands: scroll a line up or down. 2685 * cap->arg must be TRUE for CTRL-E. 2686 */ 2687 void 2688 nv_scroll_line(cmdarg_T *cap) 2689 { 2690 if (!checkclearop(cap->oap)) 2691 scroll_redraw(cap->arg, cap->count1); 2692 } 2693 2694 /* 2695 * Scroll "count" lines up or down, and redraw. 2696 */ 2697 void 2698 scroll_redraw(int up, long count) 2699 { 2700 linenr_T prev_topline = curwin->w_topline; 2701 #ifdef FEAT_DIFF 2702 int prev_topfill = curwin->w_topfill; 2703 #endif 2704 linenr_T prev_lnum = curwin->w_cursor.lnum; 2705 2706 if (up) 2707 scrollup(count, TRUE); 2708 else 2709 scrolldown(count, TRUE); 2710 if (get_scrolloff_value()) 2711 { 2712 // Adjust the cursor position for 'scrolloff'. Mark w_topline as 2713 // valid, otherwise the screen jumps back at the end of the file. 2714 cursor_correct(); 2715 check_cursor_moved(curwin); 2716 curwin->w_valid |= VALID_TOPLINE; 2717 2718 // If moved back to where we were, at least move the cursor, otherwise 2719 // we get stuck at one position. Don't move the cursor up if the 2720 // first line of the buffer is already on the screen 2721 while (curwin->w_topline == prev_topline 2722 #ifdef FEAT_DIFF 2723 && curwin->w_topfill == prev_topfill 2724 #endif 2725 ) 2726 { 2727 if (up) 2728 { 2729 if (curwin->w_cursor.lnum > prev_lnum 2730 || cursor_down(1L, FALSE) == FAIL) 2731 break; 2732 } 2733 else 2734 { 2735 if (curwin->w_cursor.lnum < prev_lnum 2736 || prev_topline == 1L 2737 || cursor_up(1L, FALSE) == FAIL) 2738 break; 2739 } 2740 // Mark w_topline as valid, otherwise the screen jumps back at the 2741 // end of the file. 2742 check_cursor_moved(curwin); 2743 curwin->w_valid |= VALID_TOPLINE; 2744 } 2745 } 2746 if (curwin->w_cursor.lnum != prev_lnum) 2747 coladvance(curwin->w_curswant); 2748 redraw_later(VALID); 2749 } 2750 2751 /* 2752 * Commands that start with "z". 2753 */ 2754 static void 2755 nv_zet(cmdarg_T *cap) 2756 { 2757 long n; 2758 colnr_T col; 2759 int nchar = cap->nchar; 2760 #ifdef FEAT_FOLDING 2761 long old_fdl = curwin->w_p_fdl; 2762 int old_fen = curwin->w_p_fen; 2763 #endif 2764 #ifdef FEAT_SPELL 2765 int undo = FALSE; 2766 #endif 2767 long siso = get_sidescrolloff_value(); 2768 2769 if (VIM_ISDIGIT(nchar)) 2770 { 2771 /* 2772 * "z123{nchar}": edit the count before obtaining {nchar} 2773 */ 2774 if (checkclearop(cap->oap)) 2775 return; 2776 n = nchar - '0'; 2777 for (;;) 2778 { 2779 #ifdef USE_ON_FLY_SCROLL 2780 dont_scroll = TRUE; // disallow scrolling here 2781 #endif 2782 ++no_mapping; 2783 ++allow_keys; // no mapping for nchar, but allow key codes 2784 nchar = plain_vgetc(); 2785 LANGMAP_ADJUST(nchar, TRUE); 2786 --no_mapping; 2787 --allow_keys; 2788 #ifdef FEAT_CMDL_INFO 2789 (void)add_to_showcmd(nchar); 2790 #endif 2791 if (nchar == K_DEL || nchar == K_KDEL) 2792 n /= 10; 2793 else if (VIM_ISDIGIT(nchar)) 2794 n = n * 10 + (nchar - '0'); 2795 else if (nchar == CAR) 2796 { 2797 #ifdef FEAT_GUI 2798 need_mouse_correct = TRUE; 2799 #endif 2800 win_setheight((int)n); 2801 break; 2802 } 2803 else if (nchar == 'l' 2804 || nchar == 'h' 2805 || nchar == K_LEFT 2806 || nchar == K_RIGHT) 2807 { 2808 cap->count1 = n ? n * cap->count1 : cap->count1; 2809 goto dozet; 2810 } 2811 else 2812 { 2813 clearopbeep(cap->oap); 2814 break; 2815 } 2816 } 2817 cap->oap->op_type = OP_NOP; 2818 return; 2819 } 2820 2821 dozet: 2822 if ( 2823 #ifdef FEAT_FOLDING 2824 // "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc" 2825 // and "zC" only in Visual mode. "zj" and "zk" are motion 2826 // commands. 2827 cap->nchar != 'f' && cap->nchar != 'F' 2828 && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar)) 2829 && cap->nchar != 'j' && cap->nchar != 'k' 2830 && 2831 #endif 2832 checkclearop(cap->oap)) 2833 return; 2834 2835 /* 2836 * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb": 2837 * If line number given, set cursor. 2838 */ 2839 if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL) 2840 && cap->count0 2841 && cap->count0 != curwin->w_cursor.lnum) 2842 { 2843 setpcmark(); 2844 if (cap->count0 > curbuf->b_ml.ml_line_count) 2845 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2846 else 2847 curwin->w_cursor.lnum = cap->count0; 2848 check_cursor_col(); 2849 } 2850 2851 switch (nchar) 2852 { 2853 // "z+", "z<CR>" and "zt": put cursor at top of screen 2854 case '+': 2855 if (cap->count0 == 0) 2856 { 2857 // No count given: put cursor at the line below screen 2858 validate_botline(); // make sure w_botline is valid 2859 if (curwin->w_botline > curbuf->b_ml.ml_line_count) 2860 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 2861 else 2862 curwin->w_cursor.lnum = curwin->w_botline; 2863 } 2864 // FALLTHROUGH 2865 case NL: 2866 case CAR: 2867 case K_KENTER: 2868 beginline(BL_WHITE | BL_FIX); 2869 // FALLTHROUGH 2870 2871 case 't': scroll_cursor_top(0, TRUE); 2872 redraw_later(VALID); 2873 set_fraction(curwin); 2874 break; 2875 2876 // "z." and "zz": put cursor in middle of screen 2877 case '.': beginline(BL_WHITE | BL_FIX); 2878 // FALLTHROUGH 2879 2880 case 'z': scroll_cursor_halfway(TRUE); 2881 redraw_later(VALID); 2882 set_fraction(curwin); 2883 break; 2884 2885 // "z^", "z-" and "zb": put cursor at bottom of screen 2886 case '^': // Strange Vi behavior: <count>z^ finds line at top of window 2887 // when <count> is at bottom of window, and puts that one at 2888 // bottom of window. 2889 if (cap->count0 != 0) 2890 { 2891 scroll_cursor_bot(0, TRUE); 2892 curwin->w_cursor.lnum = curwin->w_topline; 2893 } 2894 else if (curwin->w_topline == 1) 2895 curwin->w_cursor.lnum = 1; 2896 else 2897 curwin->w_cursor.lnum = curwin->w_topline - 1; 2898 // FALLTHROUGH 2899 case '-': 2900 beginline(BL_WHITE | BL_FIX); 2901 // FALLTHROUGH 2902 2903 case 'b': scroll_cursor_bot(0, TRUE); 2904 redraw_later(VALID); 2905 set_fraction(curwin); 2906 break; 2907 2908 // "zH" - scroll screen right half-page 2909 case 'H': 2910 cap->count1 *= curwin->w_width / 2; 2911 // FALLTHROUGH 2912 2913 // "zh" - scroll screen to the right 2914 case 'h': 2915 case K_LEFT: 2916 if (!curwin->w_p_wrap) 2917 { 2918 if ((colnr_T)cap->count1 > curwin->w_leftcol) 2919 curwin->w_leftcol = 0; 2920 else 2921 curwin->w_leftcol -= (colnr_T)cap->count1; 2922 leftcol_changed(); 2923 } 2924 break; 2925 2926 // "zL" - scroll screen left half-page 2927 case 'L': cap->count1 *= curwin->w_width / 2; 2928 // FALLTHROUGH 2929 2930 // "zl" - scroll screen to the left 2931 case 'l': 2932 case K_RIGHT: 2933 if (!curwin->w_p_wrap) 2934 { 2935 // scroll the window left 2936 curwin->w_leftcol += (colnr_T)cap->count1; 2937 leftcol_changed(); 2938 } 2939 break; 2940 2941 // "zs" - scroll screen, cursor at the start 2942 case 's': if (!curwin->w_p_wrap) 2943 { 2944 #ifdef FEAT_FOLDING 2945 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2946 col = 0; // like the cursor is in col 0 2947 else 2948 #endif 2949 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL); 2950 if ((long)col > siso) 2951 col -= siso; 2952 else 2953 col = 0; 2954 if (curwin->w_leftcol != col) 2955 { 2956 curwin->w_leftcol = col; 2957 redraw_later(NOT_VALID); 2958 } 2959 } 2960 break; 2961 2962 // "ze" - scroll screen, cursor at the end 2963 case 'e': if (!curwin->w_p_wrap) 2964 { 2965 #ifdef FEAT_FOLDING 2966 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 2967 col = 0; // like the cursor is in col 0 2968 else 2969 #endif 2970 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col); 2971 n = curwin->w_width - curwin_col_off(); 2972 if ((long)col + siso < n) 2973 col = 0; 2974 else 2975 col = col + siso - n + 1; 2976 if (curwin->w_leftcol != col) 2977 { 2978 curwin->w_leftcol = col; 2979 redraw_later(NOT_VALID); 2980 } 2981 } 2982 break; 2983 2984 // "zp", "zP" in block mode put without addind trailing spaces 2985 case 'P': 2986 case 'p': nv_put(cap); 2987 break; 2988 // "zy" Yank without trailing spaces 2989 case 'y': nv_operator(cap); 2990 break; 2991 #ifdef FEAT_FOLDING 2992 // "zF": create fold command 2993 // "zf": create fold operator 2994 case 'F': 2995 case 'f': if (foldManualAllowed(TRUE)) 2996 { 2997 cap->nchar = 'f'; 2998 nv_operator(cap); 2999 curwin->w_p_fen = TRUE; 3000 3001 // "zF" is like "zfzf" 3002 if (nchar == 'F' && cap->oap->op_type == OP_FOLD) 3003 { 3004 nv_operator(cap); 3005 finish_op = TRUE; 3006 } 3007 } 3008 else 3009 clearopbeep(cap->oap); 3010 break; 3011 3012 // "zd": delete fold at cursor 3013 // "zD": delete fold at cursor recursively 3014 case 'd': 3015 case 'D': if (foldManualAllowed(FALSE)) 3016 { 3017 if (VIsual_active) 3018 nv_operator(cap); 3019 else 3020 deleteFold(curwin->w_cursor.lnum, 3021 curwin->w_cursor.lnum, nchar == 'D', FALSE); 3022 } 3023 break; 3024 3025 // "zE": erase all folds 3026 case 'E': if (foldmethodIsManual(curwin)) 3027 { 3028 clearFolding(curwin); 3029 changed_window_setting(); 3030 } 3031 else if (foldmethodIsMarker(curwin)) 3032 deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count, 3033 TRUE, FALSE); 3034 else 3035 emsg(_("E352: Cannot erase folds with current 'foldmethod'")); 3036 break; 3037 3038 // "zn": fold none: reset 'foldenable' 3039 case 'n': curwin->w_p_fen = FALSE; 3040 break; 3041 3042 // "zN": fold Normal: set 'foldenable' 3043 case 'N': curwin->w_p_fen = TRUE; 3044 break; 3045 3046 // "zi": invert folding: toggle 'foldenable' 3047 case 'i': curwin->w_p_fen = !curwin->w_p_fen; 3048 break; 3049 3050 // "za": open closed fold or close open fold at cursor 3051 case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 3052 openFold(curwin->w_cursor.lnum, cap->count1); 3053 else 3054 { 3055 closeFold(curwin->w_cursor.lnum, cap->count1); 3056 curwin->w_p_fen = TRUE; 3057 } 3058 break; 3059 3060 // "zA": open fold at cursor recursively 3061 case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL)) 3062 openFoldRecurse(curwin->w_cursor.lnum); 3063 else 3064 { 3065 closeFoldRecurse(curwin->w_cursor.lnum); 3066 curwin->w_p_fen = TRUE; 3067 } 3068 break; 3069 3070 // "zo": open fold at cursor or Visual area 3071 case 'o': if (VIsual_active) 3072 nv_operator(cap); 3073 else 3074 openFold(curwin->w_cursor.lnum, cap->count1); 3075 break; 3076 3077 // "zO": open fold recursively 3078 case 'O': if (VIsual_active) 3079 nv_operator(cap); 3080 else 3081 openFoldRecurse(curwin->w_cursor.lnum); 3082 break; 3083 3084 // "zc": close fold at cursor or Visual area 3085 case 'c': if (VIsual_active) 3086 nv_operator(cap); 3087 else 3088 closeFold(curwin->w_cursor.lnum, cap->count1); 3089 curwin->w_p_fen = TRUE; 3090 break; 3091 3092 // "zC": close fold recursively 3093 case 'C': if (VIsual_active) 3094 nv_operator(cap); 3095 else 3096 closeFoldRecurse(curwin->w_cursor.lnum); 3097 curwin->w_p_fen = TRUE; 3098 break; 3099 3100 // "zv": open folds at the cursor 3101 case 'v': foldOpenCursor(); 3102 break; 3103 3104 // "zx": re-apply 'foldlevel' and open folds at the cursor 3105 case 'x': curwin->w_p_fen = TRUE; 3106 curwin->w_foldinvalid = TRUE; // recompute folds 3107 newFoldLevel(); // update right now 3108 foldOpenCursor(); 3109 break; 3110 3111 // "zX": undo manual opens/closes, re-apply 'foldlevel' 3112 case 'X': curwin->w_p_fen = TRUE; 3113 curwin->w_foldinvalid = TRUE; // recompute folds 3114 old_fdl = -1; // force an update 3115 break; 3116 3117 // "zm": fold more 3118 case 'm': if (curwin->w_p_fdl > 0) 3119 { 3120 curwin->w_p_fdl -= cap->count1; 3121 if (curwin->w_p_fdl < 0) 3122 curwin->w_p_fdl = 0; 3123 } 3124 old_fdl = -1; // force an update 3125 curwin->w_p_fen = TRUE; 3126 break; 3127 3128 // "zM": close all folds 3129 case 'M': curwin->w_p_fdl = 0; 3130 old_fdl = -1; // force an update 3131 curwin->w_p_fen = TRUE; 3132 break; 3133 3134 // "zr": reduce folding 3135 case 'r': curwin->w_p_fdl += cap->count1; 3136 { 3137 int d = getDeepestNesting(); 3138 3139 if (curwin->w_p_fdl >= d) 3140 curwin->w_p_fdl = d; 3141 } 3142 break; 3143 3144 // "zR": open all folds 3145 case 'R': curwin->w_p_fdl = getDeepestNesting(); 3146 old_fdl = -1; // force an update 3147 break; 3148 3149 case 'j': // "zj" move to next fold downwards 3150 case 'k': // "zk" move to next fold upwards 3151 if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD, 3152 cap->count1) == FAIL) 3153 clearopbeep(cap->oap); 3154 break; 3155 3156 #endif // FEAT_FOLDING 3157 3158 #ifdef FEAT_SPELL 3159 case 'u': // "zug" and "zuw": undo "zg" and "zw" 3160 ++no_mapping; 3161 ++allow_keys; // no mapping for nchar, but allow key codes 3162 nchar = plain_vgetc(); 3163 LANGMAP_ADJUST(nchar, TRUE); 3164 --no_mapping; 3165 --allow_keys; 3166 #ifdef FEAT_CMDL_INFO 3167 (void)add_to_showcmd(nchar); 3168 #endif 3169 if (vim_strchr((char_u *)"gGwW", nchar) == NULL) 3170 { 3171 clearopbeep(cap->oap); 3172 break; 3173 } 3174 undo = TRUE; 3175 // FALLTHROUGH 3176 3177 case 'g': // "zg": add good word to word list 3178 case 'w': // "zw": add wrong word to word list 3179 case 'G': // "zG": add good word to temp word list 3180 case 'W': // "zW": add wrong word to temp word list 3181 { 3182 char_u *ptr = NULL; 3183 int len; 3184 3185 if (checkclearop(cap->oap)) 3186 break; 3187 if (VIsual_active && get_visual_text(cap, &ptr, &len) 3188 == FAIL) 3189 return; 3190 if (ptr == NULL) 3191 { 3192 pos_T pos = curwin->w_cursor; 3193 3194 // Find bad word under the cursor. When 'spell' is 3195 // off this fails and find_ident_under_cursor() is 3196 // used below. 3197 emsg_off++; 3198 len = spell_move_to(curwin, FORWARD, TRUE, TRUE, NULL); 3199 emsg_off--; 3200 if (len != 0 && curwin->w_cursor.col <= pos.col) 3201 ptr = ml_get_pos(&curwin->w_cursor); 3202 curwin->w_cursor = pos; 3203 } 3204 3205 if (ptr == NULL && (len = find_ident_under_cursor(&ptr, 3206 FIND_IDENT)) == 0) 3207 return; 3208 spell_add_word(ptr, len, nchar == 'w' || nchar == 'W' 3209 ? SPELL_ADD_BAD : SPELL_ADD_GOOD, 3210 (nchar == 'G' || nchar == 'W') 3211 ? 0 : (int)cap->count1, 3212 undo); 3213 } 3214 break; 3215 3216 case '=': // "z=": suggestions for a badly spelled word 3217 if (!checkclearop(cap->oap)) 3218 spell_suggest((int)cap->count0); 3219 break; 3220 #endif 3221 3222 default: clearopbeep(cap->oap); 3223 } 3224 3225 #ifdef FEAT_FOLDING 3226 // Redraw when 'foldenable' changed 3227 if (old_fen != curwin->w_p_fen) 3228 { 3229 # ifdef FEAT_DIFF 3230 win_T *wp; 3231 3232 if (foldmethodIsDiff(curwin) && curwin->w_p_scb) 3233 { 3234 // Adjust 'foldenable' in diff-synced windows. 3235 FOR_ALL_WINDOWS(wp) 3236 { 3237 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb) 3238 { 3239 wp->w_p_fen = curwin->w_p_fen; 3240 changed_window_setting_win(wp); 3241 } 3242 } 3243 } 3244 # endif 3245 changed_window_setting(); 3246 } 3247 3248 // Redraw when 'foldlevel' changed. 3249 if (old_fdl != curwin->w_p_fdl) 3250 newFoldLevel(); 3251 #endif 3252 } 3253 3254 #ifdef FEAT_GUI 3255 /* 3256 * Vertical scrollbar movement. 3257 */ 3258 static void 3259 nv_ver_scrollbar(cmdarg_T *cap) 3260 { 3261 if (cap->oap->op_type != OP_NOP) 3262 clearopbeep(cap->oap); 3263 3264 // Even if an operator was pending, we still want to scroll 3265 gui_do_scroll(); 3266 } 3267 3268 /* 3269 * Horizontal scrollbar movement. 3270 */ 3271 static void 3272 nv_hor_scrollbar(cmdarg_T *cap) 3273 { 3274 if (cap->oap->op_type != OP_NOP) 3275 clearopbeep(cap->oap); 3276 3277 // Even if an operator was pending, we still want to scroll 3278 gui_do_horiz_scroll(scrollbar_value, FALSE); 3279 } 3280 #endif 3281 3282 #if defined(FEAT_GUI_TABLINE) || defined(PROTO) 3283 /* 3284 * Click in GUI tab. 3285 */ 3286 static void 3287 nv_tabline(cmdarg_T *cap) 3288 { 3289 if (cap->oap->op_type != OP_NOP) 3290 clearopbeep(cap->oap); 3291 3292 // Even if an operator was pending, we still want to jump tabs. 3293 goto_tabpage(current_tab); 3294 } 3295 3296 /* 3297 * Selected item in tab line menu. 3298 */ 3299 static void 3300 nv_tabmenu(cmdarg_T *cap) 3301 { 3302 if (cap->oap->op_type != OP_NOP) 3303 clearopbeep(cap->oap); 3304 3305 // Even if an operator was pending, we still want to jump tabs. 3306 handle_tabmenu(); 3307 } 3308 3309 /* 3310 * Handle selecting an item of the GUI tab line menu. 3311 * Used in Normal and Insert mode. 3312 */ 3313 void 3314 handle_tabmenu(void) 3315 { 3316 switch (current_tabmenu) 3317 { 3318 case TABLINE_MENU_CLOSE: 3319 if (current_tab == 0) 3320 do_cmdline_cmd((char_u *)"tabclose"); 3321 else 3322 { 3323 vim_snprintf((char *)IObuff, IOSIZE, "tabclose %d", 3324 current_tab); 3325 do_cmdline_cmd(IObuff); 3326 } 3327 break; 3328 3329 case TABLINE_MENU_NEW: 3330 if (current_tab == 0) 3331 do_cmdline_cmd((char_u *)"$tabnew"); 3332 else 3333 { 3334 vim_snprintf((char *)IObuff, IOSIZE, "%dtabnew", 3335 current_tab - 1); 3336 do_cmdline_cmd(IObuff); 3337 } 3338 break; 3339 3340 case TABLINE_MENU_OPEN: 3341 if (current_tab == 0) 3342 do_cmdline_cmd((char_u *)"browse $tabnew"); 3343 else 3344 { 3345 vim_snprintf((char *)IObuff, IOSIZE, "browse %dtabnew", 3346 current_tab - 1); 3347 do_cmdline_cmd(IObuff); 3348 } 3349 break; 3350 } 3351 } 3352 #endif 3353 3354 /* 3355 * "Q" command. 3356 */ 3357 static void 3358 nv_exmode(cmdarg_T *cap) 3359 { 3360 /* 3361 * Ignore 'Q' in Visual mode, just give a beep. 3362 */ 3363 if (VIsual_active) 3364 vim_beep(BO_EX); 3365 else if (!checkclearop(cap->oap)) 3366 do_exmode(FALSE); 3367 } 3368 3369 /* 3370 * Handle a ":" command. 3371 */ 3372 static void 3373 nv_colon(cmdarg_T *cap) 3374 { 3375 int old_p_im; 3376 int cmd_result; 3377 int is_cmdkey = cap->cmdchar == K_COMMAND; 3378 3379 if (VIsual_active && !is_cmdkey) 3380 nv_operator(cap); 3381 else 3382 { 3383 if (cap->oap->op_type != OP_NOP) 3384 { 3385 // Using ":" as a movement is characterwise exclusive. 3386 cap->oap->motion_type = MCHAR; 3387 cap->oap->inclusive = FALSE; 3388 } 3389 else if (cap->count0 && !is_cmdkey) 3390 { 3391 // translate "count:" into ":.,.+(count - 1)" 3392 stuffcharReadbuff('.'); 3393 if (cap->count0 > 1) 3394 { 3395 stuffReadbuff((char_u *)",.+"); 3396 stuffnumReadbuff((long)cap->count0 - 1L); 3397 } 3398 } 3399 3400 // When typing, don't type below an old message 3401 if (KeyTyped) 3402 compute_cmdrow(); 3403 3404 old_p_im = p_im; 3405 3406 // get a command line and execute it 3407 cmd_result = do_cmdline(NULL, is_cmdkey ? getcmdkeycmd : getexline, NULL, 3408 cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0); 3409 3410 // If 'insertmode' changed, enter or exit Insert mode 3411 if (p_im != old_p_im) 3412 { 3413 if (p_im) 3414 restart_edit = 'i'; 3415 else 3416 restart_edit = 0; 3417 } 3418 3419 if (cmd_result == FAIL) 3420 // The Ex command failed, do not execute the operator. 3421 clearop(cap->oap); 3422 else if (cap->oap->op_type != OP_NOP 3423 && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count 3424 || cap->oap->start.col > 3425 (colnr_T)STRLEN(ml_get(cap->oap->start.lnum)) 3426 || did_emsg 3427 )) 3428 // The start of the operator has become invalid by the Ex command. 3429 clearopbeep(cap->oap); 3430 } 3431 } 3432 3433 /* 3434 * Handle CTRL-G command. 3435 */ 3436 static void 3437 nv_ctrlg(cmdarg_T *cap) 3438 { 3439 if (VIsual_active) // toggle Selection/Visual mode 3440 { 3441 VIsual_select = !VIsual_select; 3442 showmode(); 3443 } 3444 else if (!checkclearop(cap->oap)) 3445 // print full name if count given or :cd used 3446 fileinfo((int)cap->count0, FALSE, TRUE); 3447 } 3448 3449 /* 3450 * Handle CTRL-H <Backspace> command. 3451 */ 3452 static void 3453 nv_ctrlh(cmdarg_T *cap) 3454 { 3455 if (VIsual_active && VIsual_select) 3456 { 3457 cap->cmdchar = 'x'; // BS key behaves like 'x' in Select mode 3458 v_visop(cap); 3459 } 3460 else 3461 nv_left(cap); 3462 } 3463 3464 /* 3465 * CTRL-L: clear screen and redraw. 3466 */ 3467 static void 3468 nv_clear(cmdarg_T *cap) 3469 { 3470 if (!checkclearop(cap->oap)) 3471 { 3472 #ifdef FEAT_SYN_HL 3473 // Clear all syntax states to force resyncing. 3474 syn_stack_free_all(curwin->w_s); 3475 # ifdef FEAT_RELTIME 3476 { 3477 win_T *wp; 3478 3479 FOR_ALL_WINDOWS(wp) 3480 wp->w_s->b_syn_slow = FALSE; 3481 } 3482 # endif 3483 #endif 3484 redraw_later(CLEAR); 3485 #if defined(MSWIN) && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL)) 3486 # ifdef VIMDLL 3487 if (!gui.in_use) 3488 # endif 3489 resize_console_buf(); 3490 #endif 3491 } 3492 } 3493 3494 /* 3495 * CTRL-O: In Select mode: switch to Visual mode for one command. 3496 * Otherwise: Go to older pcmark. 3497 */ 3498 static void 3499 nv_ctrlo(cmdarg_T *cap) 3500 { 3501 if (VIsual_active && VIsual_select) 3502 { 3503 VIsual_select = FALSE; 3504 showmode(); 3505 restart_VIsual_select = 2; // restart Select mode later 3506 } 3507 else 3508 { 3509 cap->count1 = -cap->count1; 3510 nv_pcmark(cap); 3511 } 3512 } 3513 3514 /* 3515 * CTRL-^ command, short for ":e #". Works even when the alternate buffer is 3516 * not named. 3517 */ 3518 static void 3519 nv_hat(cmdarg_T *cap) 3520 { 3521 if (!checkclearopq(cap->oap)) 3522 (void)buflist_getfile((int)cap->count0, (linenr_T)0, 3523 GETF_SETMARK|GETF_ALT, FALSE); 3524 } 3525 3526 /* 3527 * "Z" commands. 3528 */ 3529 static void 3530 nv_Zet(cmdarg_T *cap) 3531 { 3532 if (!checkclearopq(cap->oap)) 3533 { 3534 switch (cap->nchar) 3535 { 3536 // "ZZ": equivalent to ":x". 3537 case 'Z': do_cmdline_cmd((char_u *)"x"); 3538 break; 3539 3540 // "ZQ": equivalent to ":q!" (Elvis compatible). 3541 case 'Q': do_cmdline_cmd((char_u *)"q!"); 3542 break; 3543 3544 default: clearopbeep(cap->oap); 3545 } 3546 } 3547 } 3548 3549 /* 3550 * Call nv_ident() as if "c1" was used, with "c2" as next character. 3551 */ 3552 void 3553 do_nv_ident(int c1, int c2) 3554 { 3555 oparg_T oa; 3556 cmdarg_T ca; 3557 3558 clear_oparg(&oa); 3559 CLEAR_FIELD(ca); 3560 ca.oap = &oa; 3561 ca.cmdchar = c1; 3562 ca.nchar = c2; 3563 nv_ident(&ca); 3564 } 3565 3566 /* 3567 * Handle the commands that use the word under the cursor. 3568 * [g] CTRL-] :ta to current identifier 3569 * [g] 'K' run program for current identifier 3570 * [g] '*' / to current identifier or string 3571 * [g] '#' ? to current identifier or string 3572 * g ']' :tselect for current identifier 3573 */ 3574 static void 3575 nv_ident(cmdarg_T *cap) 3576 { 3577 char_u *ptr = NULL; 3578 char_u *buf; 3579 unsigned buflen; 3580 char_u *newbuf; 3581 char_u *p; 3582 char_u *kp; // value of 'keywordprg' 3583 int kp_help; // 'keywordprg' is ":he" 3584 int kp_ex; // 'keywordprg' starts with ":" 3585 int n = 0; // init for GCC 3586 int cmdchar; 3587 int g_cmd; // "g" command 3588 int tag_cmd = FALSE; 3589 char_u *aux_ptr; 3590 int isman; 3591 int isman_s; 3592 3593 if (cap->cmdchar == 'g') // "g*", "g#", "g]" and "gCTRL-]" 3594 { 3595 cmdchar = cap->nchar; 3596 g_cmd = TRUE; 3597 } 3598 else 3599 { 3600 cmdchar = cap->cmdchar; 3601 g_cmd = FALSE; 3602 } 3603 3604 if (cmdchar == POUND) // the pound sign, '#' for English keyboards 3605 cmdchar = '#'; 3606 3607 /* 3608 * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode. 3609 */ 3610 if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K') 3611 { 3612 if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL) 3613 return; 3614 if (checkclearopq(cap->oap)) 3615 return; 3616 } 3617 3618 if (ptr == NULL && (n = find_ident_under_cursor(&ptr, 3619 (cmdchar == '*' || cmdchar == '#') 3620 ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0) 3621 { 3622 clearop(cap->oap); 3623 return; 3624 } 3625 3626 // Allocate buffer to put the command in. Inserting backslashes can 3627 // double the length of the word. p_kp / curbuf->b_p_kp could be added 3628 // and some numbers. 3629 kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp); 3630 kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0 3631 || STRCMP(kp, ":help") == 0); 3632 if (kp_help && *skipwhite(ptr) == NUL) 3633 { 3634 emsg(_(e_noident)); // found white space only 3635 return; 3636 } 3637 kp_ex = (*kp == ':'); 3638 buflen = (unsigned)(n * 2 + 30 + STRLEN(kp)); 3639 buf = alloc(buflen); 3640 if (buf == NULL) 3641 return; 3642 buf[0] = NUL; 3643 3644 switch (cmdchar) 3645 { 3646 case '*': 3647 case '#': 3648 /* 3649 * Put cursor at start of word, makes search skip the word 3650 * under the cursor. 3651 * Call setpcmark() first, so "*``" puts the cursor back where 3652 * it was. 3653 */ 3654 setpcmark(); 3655 curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline()); 3656 3657 if (!g_cmd && vim_iswordp(ptr)) 3658 STRCPY(buf, "\\<"); 3659 no_smartcase = TRUE; // don't use 'smartcase' now 3660 break; 3661 3662 case 'K': 3663 if (kp_help) 3664 STRCPY(buf, "he! "); 3665 else if (kp_ex) 3666 { 3667 if (cap->count0 != 0) 3668 vim_snprintf((char *)buf, buflen, "%s %ld", 3669 kp, cap->count0); 3670 else 3671 STRCPY(buf, kp); 3672 STRCAT(buf, " "); 3673 } 3674 else 3675 { 3676 // An external command will probably use an argument starting 3677 // with "-" as an option. To avoid trouble we skip the "-". 3678 while (*ptr == '-' && n > 0) 3679 { 3680 ++ptr; 3681 --n; 3682 } 3683 if (n == 0) 3684 { 3685 emsg(_(e_noident)); // found dashes only 3686 vim_free(buf); 3687 return; 3688 } 3689 3690 // When a count is given, turn it into a range. Is this 3691 // really what we want? 3692 isman = (STRCMP(kp, "man") == 0); 3693 isman_s = (STRCMP(kp, "man -s") == 0); 3694 if (cap->count0 != 0 && !(isman || isman_s)) 3695 sprintf((char *)buf, ".,.+%ld", cap->count0 - 1); 3696 3697 STRCAT(buf, "! "); 3698 if (cap->count0 == 0 && isman_s) 3699 STRCAT(buf, "man"); 3700 else 3701 STRCAT(buf, kp); 3702 STRCAT(buf, " "); 3703 if (cap->count0 != 0 && (isman || isman_s)) 3704 { 3705 sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0); 3706 STRCAT(buf, " "); 3707 } 3708 } 3709 break; 3710 3711 case ']': 3712 tag_cmd = TRUE; 3713 #ifdef FEAT_CSCOPE 3714 if (p_cst) 3715 STRCPY(buf, "cstag "); 3716 else 3717 #endif 3718 STRCPY(buf, "ts "); 3719 break; 3720 3721 default: 3722 tag_cmd = TRUE; 3723 if (curbuf->b_help) 3724 STRCPY(buf, "he! "); 3725 else 3726 { 3727 if (g_cmd) 3728 STRCPY(buf, "tj "); 3729 else if (cap->count0 == 0) 3730 STRCPY(buf, "ta "); 3731 else 3732 sprintf((char *)buf, ":%ldta ", cap->count0); 3733 } 3734 } 3735 3736 /* 3737 * Now grab the chars in the identifier 3738 */ 3739 if (cmdchar == 'K' && !kp_help) 3740 { 3741 ptr = vim_strnsave(ptr, n); 3742 if (kp_ex) 3743 // Escape the argument properly for an Ex command 3744 p = vim_strsave_fnameescape(ptr, FALSE); 3745 else 3746 // Escape the argument properly for a shell command 3747 p = vim_strsave_shellescape(ptr, TRUE, TRUE); 3748 vim_free(ptr); 3749 if (p == NULL) 3750 { 3751 vim_free(buf); 3752 return; 3753 } 3754 newbuf = vim_realloc(buf, STRLEN(buf) + STRLEN(p) + 1); 3755 if (newbuf == NULL) 3756 { 3757 vim_free(buf); 3758 vim_free(p); 3759 return; 3760 } 3761 buf = newbuf; 3762 STRCAT(buf, p); 3763 vim_free(p); 3764 } 3765 else 3766 { 3767 if (cmdchar == '*') 3768 aux_ptr = (char_u *)(magic_isset() ? "/.*~[^$\\" : "/^$\\"); 3769 else if (cmdchar == '#') 3770 aux_ptr = (char_u *)(magic_isset() ? "/?.*~[^$\\" : "/?^$\\"); 3771 else if (tag_cmd) 3772 { 3773 if (curbuf->b_help) 3774 // ":help" handles unescaped argument 3775 aux_ptr = (char_u *)""; 3776 else 3777 aux_ptr = (char_u *)"\\|\"\n["; 3778 } 3779 else 3780 aux_ptr = (char_u *)"\\|\"\n*?["; 3781 3782 p = buf + STRLEN(buf); 3783 while (n-- > 0) 3784 { 3785 // put a backslash before \ and some others 3786 if (vim_strchr(aux_ptr, *ptr) != NULL) 3787 *p++ = '\\'; 3788 // When current byte is a part of multibyte character, copy all 3789 // bytes of that character. 3790 if (has_mbyte) 3791 { 3792 int i; 3793 int len = (*mb_ptr2len)(ptr) - 1; 3794 3795 for (i = 0; i < len && n >= 1; ++i, --n) 3796 *p++ = *ptr++; 3797 } 3798 *p++ = *ptr++; 3799 } 3800 *p = NUL; 3801 } 3802 3803 /* 3804 * Execute the command. 3805 */ 3806 if (cmdchar == '*' || cmdchar == '#') 3807 { 3808 if (!g_cmd && (has_mbyte 3809 ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) 3810 : vim_iswordc(ptr[-1]))) 3811 STRCAT(buf, "\\>"); 3812 3813 // put pattern in search history 3814 init_history(); 3815 add_to_history(HIST_SEARCH, buf, TRUE, NUL); 3816 3817 (void)normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0, NULL); 3818 } 3819 else 3820 { 3821 g_tag_at_cursor = TRUE; 3822 do_cmdline_cmd(buf); 3823 g_tag_at_cursor = FALSE; 3824 } 3825 3826 vim_free(buf); 3827 } 3828 3829 /* 3830 * Get visually selected text, within one line only. 3831 * Returns FAIL if more than one line selected. 3832 */ 3833 int 3834 get_visual_text( 3835 cmdarg_T *cap, 3836 char_u **pp, // return: start of selected text 3837 int *lenp) // return: length of selected text 3838 { 3839 if (VIsual_mode != 'V') 3840 unadjust_for_sel(); 3841 if (VIsual.lnum != curwin->w_cursor.lnum) 3842 { 3843 if (cap != NULL) 3844 clearopbeep(cap->oap); 3845 return FAIL; 3846 } 3847 if (VIsual_mode == 'V') 3848 { 3849 *pp = ml_get_curline(); 3850 *lenp = (int)STRLEN(*pp); 3851 } 3852 else 3853 { 3854 if (LT_POS(curwin->w_cursor, VIsual)) 3855 { 3856 *pp = ml_get_pos(&curwin->w_cursor); 3857 *lenp = VIsual.col - curwin->w_cursor.col + 1; 3858 } 3859 else 3860 { 3861 *pp = ml_get_pos(&VIsual); 3862 *lenp = curwin->w_cursor.col - VIsual.col + 1; 3863 } 3864 if (has_mbyte) 3865 // Correct the length to include the whole last character. 3866 *lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1; 3867 } 3868 reset_VIsual_and_resel(); 3869 return OK; 3870 } 3871 3872 /* 3873 * CTRL-T: backwards in tag stack 3874 */ 3875 static void 3876 nv_tagpop(cmdarg_T *cap) 3877 { 3878 if (!checkclearopq(cap->oap)) 3879 do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE); 3880 } 3881 3882 /* 3883 * Handle scrolling command 'H', 'L' and 'M'. 3884 */ 3885 static void 3886 nv_scroll(cmdarg_T *cap) 3887 { 3888 int used = 0; 3889 long n; 3890 #ifdef FEAT_FOLDING 3891 linenr_T lnum; 3892 #endif 3893 int half; 3894 3895 cap->oap->motion_type = MLINE; 3896 setpcmark(); 3897 3898 if (cap->cmdchar == 'L') 3899 { 3900 validate_botline(); // make sure curwin->w_botline is valid 3901 curwin->w_cursor.lnum = curwin->w_botline - 1; 3902 if (cap->count1 - 1 >= curwin->w_cursor.lnum) 3903 curwin->w_cursor.lnum = 1; 3904 else 3905 { 3906 #ifdef FEAT_FOLDING 3907 if (hasAnyFolding(curwin)) 3908 { 3909 // Count a fold for one screen line. 3910 for (n = cap->count1 - 1; n > 0 3911 && curwin->w_cursor.lnum > curwin->w_topline; --n) 3912 { 3913 (void)hasFolding(curwin->w_cursor.lnum, 3914 &curwin->w_cursor.lnum, NULL); 3915 --curwin->w_cursor.lnum; 3916 } 3917 } 3918 else 3919 #endif 3920 curwin->w_cursor.lnum -= cap->count1 - 1; 3921 } 3922 } 3923 else 3924 { 3925 if (cap->cmdchar == 'M') 3926 { 3927 #ifdef FEAT_DIFF 3928 // Don't count filler lines above the window. 3929 used -= diff_check_fill(curwin, curwin->w_topline) 3930 - curwin->w_topfill; 3931 #endif 3932 validate_botline(); // make sure w_empty_rows is valid 3933 half = (curwin->w_height - curwin->w_empty_rows + 1) / 2; 3934 for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n) 3935 { 3936 #ifdef FEAT_DIFF 3937 // Count half he number of filler lines to be "below this 3938 // line" and half to be "above the next line". 3939 if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline 3940 + n) / 2 >= half) 3941 { 3942 --n; 3943 break; 3944 } 3945 #endif 3946 used += plines(curwin->w_topline + n); 3947 if (used >= half) 3948 break; 3949 #ifdef FEAT_FOLDING 3950 if (hasFolding(curwin->w_topline + n, NULL, &lnum)) 3951 n = lnum - curwin->w_topline; 3952 #endif 3953 } 3954 if (n > 0 && used > curwin->w_height) 3955 --n; 3956 } 3957 else // (cap->cmdchar == 'H') 3958 { 3959 n = cap->count1 - 1; 3960 #ifdef FEAT_FOLDING 3961 if (hasAnyFolding(curwin)) 3962 { 3963 // Count a fold for one screen line. 3964 lnum = curwin->w_topline; 3965 while (n-- > 0 && lnum < curwin->w_botline - 1) 3966 { 3967 (void)hasFolding(lnum, NULL, &lnum); 3968 ++lnum; 3969 } 3970 n = lnum - curwin->w_topline; 3971 } 3972 #endif 3973 } 3974 curwin->w_cursor.lnum = curwin->w_topline + n; 3975 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 3976 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 3977 } 3978 3979 // Correct for 'so', except when an operator is pending. 3980 if (cap->oap->op_type == OP_NOP) 3981 cursor_correct(); 3982 beginline(BL_SOL | BL_FIX); 3983 } 3984 3985 /* 3986 * Cursor right commands. 3987 */ 3988 static void 3989 nv_right(cmdarg_T *cap) 3990 { 3991 long n; 3992 int past_line; 3993 3994 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 3995 { 3996 // <C-Right> and <S-Right> move a word or WORD right 3997 if (mod_mask & MOD_MASK_CTRL) 3998 cap->arg = TRUE; 3999 nv_wordcmd(cap); 4000 return; 4001 } 4002 4003 cap->oap->motion_type = MCHAR; 4004 cap->oap->inclusive = FALSE; 4005 past_line = (VIsual_active && *p_sel != 'o'); 4006 4007 /* 4008 * In virtual edit mode, there's no such thing as "past_line", as lines 4009 * are (theoretically) infinitely long. 4010 */ 4011 if (virtual_active()) 4012 past_line = 0; 4013 4014 for (n = cap->count1; n > 0; --n) 4015 { 4016 if ((!past_line && oneright() == FAIL) 4017 || (past_line && *ml_get_cursor() == NUL) 4018 ) 4019 { 4020 /* 4021 * <Space> wraps to next line if 'whichwrap' has 's'. 4022 * 'l' wraps to next line if 'whichwrap' has 'l'. 4023 * CURS_RIGHT wraps to next line if 'whichwrap' has '>'. 4024 */ 4025 if ( ((cap->cmdchar == ' ' 4026 && vim_strchr(p_ww, 's') != NULL) 4027 || (cap->cmdchar == 'l' 4028 && vim_strchr(p_ww, 'l') != NULL) 4029 || (cap->cmdchar == K_RIGHT 4030 && vim_strchr(p_ww, '>') != NULL)) 4031 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 4032 { 4033 // When deleting we also count the NL as a character. 4034 // Set cap->oap->inclusive when last char in the line is 4035 // included, move to next line after that 4036 if ( cap->oap->op_type != OP_NOP 4037 && !cap->oap->inclusive 4038 && !LINEEMPTY(curwin->w_cursor.lnum)) 4039 cap->oap->inclusive = TRUE; 4040 else 4041 { 4042 ++curwin->w_cursor.lnum; 4043 curwin->w_cursor.col = 0; 4044 curwin->w_cursor.coladd = 0; 4045 curwin->w_set_curswant = TRUE; 4046 cap->oap->inclusive = FALSE; 4047 } 4048 continue; 4049 } 4050 if (cap->oap->op_type == OP_NOP) 4051 { 4052 // Only beep and flush if not moved at all 4053 if (n == cap->count1) 4054 beep_flush(); 4055 } 4056 else 4057 { 4058 if (!LINEEMPTY(curwin->w_cursor.lnum)) 4059 cap->oap->inclusive = TRUE; 4060 } 4061 break; 4062 } 4063 else if (past_line) 4064 { 4065 curwin->w_set_curswant = TRUE; 4066 if (virtual_active()) 4067 oneright(); 4068 else 4069 { 4070 if (has_mbyte) 4071 curwin->w_cursor.col += (*mb_ptr2len)(ml_get_cursor()); 4072 else 4073 ++curwin->w_cursor.col; 4074 } 4075 } 4076 } 4077 #ifdef FEAT_FOLDING 4078 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4079 && cap->oap->op_type == OP_NOP) 4080 foldOpenCursor(); 4081 #endif 4082 } 4083 4084 /* 4085 * Cursor left commands. 4086 * 4087 * Returns TRUE when operator end should not be adjusted. 4088 */ 4089 static void 4090 nv_left(cmdarg_T *cap) 4091 { 4092 long n; 4093 4094 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)) 4095 { 4096 // <C-Left> and <S-Left> move a word or WORD left 4097 if (mod_mask & MOD_MASK_CTRL) 4098 cap->arg = 1; 4099 nv_bck_word(cap); 4100 return; 4101 } 4102 4103 cap->oap->motion_type = MCHAR; 4104 cap->oap->inclusive = FALSE; 4105 for (n = cap->count1; n > 0; --n) 4106 { 4107 if (oneleft() == FAIL) 4108 { 4109 // <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'. 4110 // 'h' wraps to previous line if 'whichwrap' has 'h'. 4111 // CURS_LEFT wraps to previous line if 'whichwrap' has '<'. 4112 if ( (((cap->cmdchar == K_BS 4113 || cap->cmdchar == Ctrl_H) 4114 && vim_strchr(p_ww, 'b') != NULL) 4115 || (cap->cmdchar == 'h' 4116 && vim_strchr(p_ww, 'h') != NULL) 4117 || (cap->cmdchar == K_LEFT 4118 && vim_strchr(p_ww, '<') != NULL)) 4119 && curwin->w_cursor.lnum > 1) 4120 { 4121 --(curwin->w_cursor.lnum); 4122 coladvance((colnr_T)MAXCOL); 4123 curwin->w_set_curswant = TRUE; 4124 4125 // When the NL before the first char has to be deleted we 4126 // put the cursor on the NUL after the previous line. 4127 // This is a very special case, be careful! 4128 // Don't adjust op_end now, otherwise it won't work. 4129 if ( (cap->oap->op_type == OP_DELETE 4130 || cap->oap->op_type == OP_CHANGE) 4131 && !LINEEMPTY(curwin->w_cursor.lnum)) 4132 { 4133 char_u *cp = ml_get_cursor(); 4134 4135 if (*cp != NUL) 4136 { 4137 if (has_mbyte) 4138 curwin->w_cursor.col += (*mb_ptr2len)(cp); 4139 else 4140 ++curwin->w_cursor.col; 4141 } 4142 cap->retval |= CA_NO_ADJ_OP_END; 4143 } 4144 continue; 4145 } 4146 // Only beep and flush if not moved at all 4147 else if (cap->oap->op_type == OP_NOP && n == cap->count1) 4148 beep_flush(); 4149 break; 4150 } 4151 } 4152 #ifdef FEAT_FOLDING 4153 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped 4154 && cap->oap->op_type == OP_NOP) 4155 foldOpenCursor(); 4156 #endif 4157 } 4158 4159 /* 4160 * Cursor up commands. 4161 * cap->arg is TRUE for "-": Move cursor to first non-blank. 4162 */ 4163 static void 4164 nv_up(cmdarg_T *cap) 4165 { 4166 if (mod_mask & MOD_MASK_SHIFT) 4167 { 4168 // <S-Up> is page up 4169 cap->arg = BACKWARD; 4170 nv_page(cap); 4171 } 4172 else 4173 { 4174 cap->oap->motion_type = MLINE; 4175 if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4176 clearopbeep(cap->oap); 4177 else if (cap->arg) 4178 beginline(BL_WHITE | BL_FIX); 4179 } 4180 } 4181 4182 /* 4183 * Cursor down commands. 4184 * cap->arg is TRUE for CR and "+": Move cursor to first non-blank. 4185 */ 4186 static void 4187 nv_down(cmdarg_T *cap) 4188 { 4189 if (mod_mask & MOD_MASK_SHIFT) 4190 { 4191 // <S-Down> is page down 4192 cap->arg = FORWARD; 4193 nv_page(cap); 4194 } 4195 #if defined(FEAT_QUICKFIX) 4196 // Quickfix window only: view the result under the cursor. 4197 else if (bt_quickfix(curbuf) && cap->cmdchar == CAR) 4198 qf_view_result(FALSE); 4199 #endif 4200 else 4201 { 4202 #ifdef FEAT_CMDWIN 4203 // In the cmdline window a <CR> executes the command. 4204 if (cmdwin_type != 0 && cap->cmdchar == CAR) 4205 cmdwin_result = CAR; 4206 else 4207 #endif 4208 #ifdef FEAT_JOB_CHANNEL 4209 // In a prompt buffer a <CR> in the last line invokes the callback. 4210 if (bt_prompt(curbuf) && cap->cmdchar == CAR 4211 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) 4212 { 4213 invoke_prompt_callback(); 4214 if (restart_edit == 0) 4215 restart_edit = 'a'; 4216 } 4217 else 4218 #endif 4219 { 4220 cap->oap->motion_type = MLINE; 4221 if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL) 4222 clearopbeep(cap->oap); 4223 else if (cap->arg) 4224 beginline(BL_WHITE | BL_FIX); 4225 } 4226 } 4227 } 4228 4229 #ifdef FEAT_SEARCHPATH 4230 /* 4231 * Grab the file name under the cursor and edit it. 4232 */ 4233 static void 4234 nv_gotofile(cmdarg_T *cap) 4235 { 4236 char_u *ptr; 4237 linenr_T lnum = -1; 4238 4239 if (text_locked()) 4240 { 4241 clearopbeep(cap->oap); 4242 text_locked_msg(); 4243 return; 4244 } 4245 if (curbuf_locked()) 4246 { 4247 clearop(cap->oap); 4248 return; 4249 } 4250 #ifdef FEAT_PROP_POPUP 4251 if (ERROR_IF_TERM_POPUP_WINDOW) 4252 return; 4253 #endif 4254 4255 ptr = grab_file_name(cap->count1, &lnum); 4256 4257 if (ptr != NULL) 4258 { 4259 // do autowrite if necessary 4260 if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !buf_hide(curbuf)) 4261 (void)autowrite(curbuf, FALSE); 4262 setpcmark(); 4263 if (do_ecmd(0, ptr, NULL, NULL, ECMD_LAST, 4264 buf_hide(curbuf) ? ECMD_HIDE : 0, curwin) == OK 4265 && cap->nchar == 'F' && lnum >= 0) 4266 { 4267 curwin->w_cursor.lnum = lnum; 4268 check_cursor_lnum(); 4269 beginline(BL_SOL | BL_FIX); 4270 } 4271 vim_free(ptr); 4272 } 4273 else 4274 clearop(cap->oap); 4275 } 4276 #endif 4277 4278 /* 4279 * <End> command: to end of current line or last line. 4280 */ 4281 static void 4282 nv_end(cmdarg_T *cap) 4283 { 4284 if (cap->arg || (mod_mask & MOD_MASK_CTRL)) // CTRL-END = goto last line 4285 { 4286 cap->arg = TRUE; 4287 nv_goto(cap); 4288 cap->count1 = 1; // to end of current line 4289 } 4290 nv_dollar(cap); 4291 } 4292 4293 /* 4294 * Handle the "$" command. 4295 */ 4296 static void 4297 nv_dollar(cmdarg_T *cap) 4298 { 4299 cap->oap->motion_type = MCHAR; 4300 cap->oap->inclusive = TRUE; 4301 // In virtual mode when off the edge of a line and an operator 4302 // is pending (whew!) keep the cursor where it is. 4303 // Otherwise, send it to the end of the line. 4304 if (!virtual_active() || gchar_cursor() != NUL 4305 || cap->oap->op_type == OP_NOP) 4306 curwin->w_curswant = MAXCOL; // so we stay at the end 4307 if (cursor_down((long)(cap->count1 - 1), 4308 cap->oap->op_type == OP_NOP) == FAIL) 4309 clearopbeep(cap->oap); 4310 #ifdef FEAT_FOLDING 4311 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4312 foldOpenCursor(); 4313 #endif 4314 } 4315 4316 /* 4317 * Implementation of '?' and '/' commands. 4318 * If cap->arg is TRUE don't set PC mark. 4319 */ 4320 static void 4321 nv_search(cmdarg_T *cap) 4322 { 4323 oparg_T *oap = cap->oap; 4324 pos_T save_cursor = curwin->w_cursor; 4325 4326 if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13) 4327 { 4328 // Translate "g??" to "g?g?" 4329 cap->cmdchar = 'g'; 4330 cap->nchar = '?'; 4331 nv_operator(cap); 4332 return; 4333 } 4334 4335 // When using 'incsearch' the cursor may be moved to set a different search 4336 // start position. 4337 cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0, TRUE); 4338 4339 if (cap->searchbuf == NULL) 4340 { 4341 clearop(oap); 4342 return; 4343 } 4344 4345 (void)normal_search(cap, cap->cmdchar, cap->searchbuf, 4346 (cap->arg || !EQUAL_POS(save_cursor, curwin->w_cursor)) 4347 ? 0 : SEARCH_MARK, NULL); 4348 } 4349 4350 /* 4351 * Handle "N" and "n" commands. 4352 * cap->arg is SEARCH_REV for "N", 0 for "n". 4353 */ 4354 static void 4355 nv_next(cmdarg_T *cap) 4356 { 4357 pos_T old = curwin->w_cursor; 4358 int wrapped = FALSE; 4359 int i = normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, &wrapped); 4360 4361 if (i == 1 && !wrapped && EQUAL_POS(old, curwin->w_cursor)) 4362 { 4363 // Avoid getting stuck on the current cursor position, which can 4364 // happen when an offset is given and the cursor is on the last char 4365 // in the buffer: Repeat with count + 1. 4366 cap->count1 += 1; 4367 (void)normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg, NULL); 4368 cap->count1 -= 1; 4369 } 4370 } 4371 4372 /* 4373 * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat). 4374 * Uses only cap->count1 and cap->oap from "cap". 4375 * Return 0 for failure, 1 for found, 2 for found and line offset added. 4376 */ 4377 static int 4378 normal_search( 4379 cmdarg_T *cap, 4380 int dir, 4381 char_u *pat, 4382 int opt, // extra flags for do_search() 4383 int *wrapped) 4384 { 4385 int i; 4386 searchit_arg_T sia; 4387 4388 cap->oap->motion_type = MCHAR; 4389 cap->oap->inclusive = FALSE; 4390 cap->oap->use_reg_one = TRUE; 4391 curwin->w_set_curswant = TRUE; 4392 4393 CLEAR_FIELD(sia); 4394 i = do_search(cap->oap, dir, dir, pat, cap->count1, 4395 opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG, &sia); 4396 if (wrapped != NULL) 4397 *wrapped = sia.sa_wrapped; 4398 if (i == 0) 4399 clearop(cap->oap); 4400 else 4401 { 4402 if (i == 2) 4403 cap->oap->motion_type = MLINE; 4404 curwin->w_cursor.coladd = 0; 4405 #ifdef FEAT_FOLDING 4406 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4407 foldOpenCursor(); 4408 #endif 4409 } 4410 4411 // "/$" will put the cursor after the end of the line, may need to 4412 // correct that here 4413 check_cursor(); 4414 return i; 4415 } 4416 4417 /* 4418 * Character search commands. 4419 * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for 4420 * ',' and FALSE for ';'. 4421 * cap->nchar is NUL for ',' and ';' (repeat the search) 4422 */ 4423 static void 4424 nv_csearch(cmdarg_T *cap) 4425 { 4426 int t_cmd; 4427 4428 if (cap->cmdchar == 't' || cap->cmdchar == 'T') 4429 t_cmd = TRUE; 4430 else 4431 t_cmd = FALSE; 4432 4433 cap->oap->motion_type = MCHAR; 4434 if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL) 4435 clearopbeep(cap->oap); 4436 else 4437 { 4438 curwin->w_set_curswant = TRUE; 4439 // Include a Tab for "tx" and for "dfx". 4440 if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD 4441 && (t_cmd || cap->oap->op_type != OP_NOP)) 4442 { 4443 colnr_T scol, ecol; 4444 4445 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol); 4446 curwin->w_cursor.coladd = ecol - scol; 4447 } 4448 else 4449 curwin->w_cursor.coladd = 0; 4450 adjust_for_sel(cap); 4451 #ifdef FEAT_FOLDING 4452 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 4453 foldOpenCursor(); 4454 #endif 4455 } 4456 } 4457 4458 /* 4459 * "[" and "]" commands. 4460 * cap->arg is BACKWARD for "[" and FORWARD for "]". 4461 */ 4462 static void 4463 nv_brackets(cmdarg_T *cap) 4464 { 4465 pos_T new_pos = {0, 0, 0}; 4466 pos_T prev_pos; 4467 pos_T *pos = NULL; // init for GCC 4468 pos_T old_pos; // cursor position before command 4469 int flag; 4470 long n; 4471 int findc; 4472 int c; 4473 4474 cap->oap->motion_type = MCHAR; 4475 cap->oap->inclusive = FALSE; 4476 old_pos = curwin->w_cursor; 4477 curwin->w_cursor.coladd = 0; // TODO: don't do this for an error. 4478 4479 #ifdef FEAT_SEARCHPATH 4480 /* 4481 * "[f" or "]f" : Edit file under the cursor (same as "gf") 4482 */ 4483 if (cap->nchar == 'f') 4484 nv_gotofile(cap); 4485 else 4486 #endif 4487 4488 #ifdef FEAT_FIND_ID 4489 /* 4490 * Find the occurrence(s) of the identifier or define under cursor 4491 * in current and included files or jump to the first occurrence. 4492 * 4493 * search list jump 4494 * fwd bwd fwd bwd fwd bwd 4495 * identifier "]i" "[i" "]I" "[I" "]^I" "[^I" 4496 * define "]d" "[d" "]D" "[D" "]^D" "[^D" 4497 */ 4498 if (vim_strchr((char_u *) 4499 # ifdef EBCDIC 4500 "iI\005dD\067", 4501 # else 4502 "iI\011dD\004", 4503 # endif 4504 cap->nchar) != NULL) 4505 { 4506 char_u *ptr; 4507 int len; 4508 4509 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0) 4510 clearop(cap->oap); 4511 else 4512 { 4513 find_pattern_in_path(ptr, 0, len, TRUE, 4514 cap->count0 == 0 ? !isupper(cap->nchar) : FALSE, 4515 ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY, 4516 cap->count1, 4517 isupper(cap->nchar) ? ACTION_SHOW_ALL : 4518 islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO, 4519 cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1, 4520 (linenr_T)MAXLNUM); 4521 curwin->w_set_curswant = TRUE; 4522 } 4523 } 4524 else 4525 #endif 4526 4527 /* 4528 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')' 4529 * "[#", "]#": go to start/end of Nth innermost #if..#endif construct. 4530 * "[/", "[*", "]/", "]*": go to Nth comment start/end. 4531 * "[m" or "]m" search for prev/next start of (Java) method. 4532 * "[M" or "]M" search for prev/next end of (Java) method. 4533 */ 4534 if ( (cap->cmdchar == '[' 4535 && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL) 4536 || (cap->cmdchar == ']' 4537 && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL)) 4538 { 4539 if (cap->nchar == '*') 4540 cap->nchar = '/'; 4541 prev_pos.lnum = 0; 4542 if (cap->nchar == 'm' || cap->nchar == 'M') 4543 { 4544 if (cap->cmdchar == '[') 4545 findc = '{'; 4546 else 4547 findc = '}'; 4548 n = 9999; 4549 } 4550 else 4551 { 4552 findc = cap->nchar; 4553 n = cap->count1; 4554 } 4555 for ( ; n > 0; --n) 4556 { 4557 if ((pos = findmatchlimit(cap->oap, findc, 4558 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL) 4559 { 4560 if (new_pos.lnum == 0) // nothing found 4561 { 4562 if (cap->nchar != 'm' && cap->nchar != 'M') 4563 clearopbeep(cap->oap); 4564 } 4565 else 4566 pos = &new_pos; // use last one found 4567 break; 4568 } 4569 prev_pos = new_pos; 4570 curwin->w_cursor = *pos; 4571 new_pos = *pos; 4572 } 4573 curwin->w_cursor = old_pos; 4574 4575 /* 4576 * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only 4577 * brought us to the match for "[m" and "]M" when inside a method. 4578 * Try finding the '{' or '}' we want to be at. 4579 * Also repeat for the given count. 4580 */ 4581 if (cap->nchar == 'm' || cap->nchar == 'M') 4582 { 4583 // norm is TRUE for "]M" and "[m" 4584 int norm = ((findc == '{') == (cap->nchar == 'm')); 4585 4586 n = cap->count1; 4587 // found a match: we were inside a method 4588 if (prev_pos.lnum != 0) 4589 { 4590 pos = &prev_pos; 4591 curwin->w_cursor = prev_pos; 4592 if (norm) 4593 --n; 4594 } 4595 else 4596 pos = NULL; 4597 while (n > 0) 4598 { 4599 for (;;) 4600 { 4601 if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0) 4602 { 4603 // if not found anything, that's an error 4604 if (pos == NULL) 4605 clearopbeep(cap->oap); 4606 n = 0; 4607 break; 4608 } 4609 c = gchar_cursor(); 4610 if (c == '{' || c == '}') 4611 { 4612 // Must have found end/start of class: use it. 4613 // Or found the place to be at. 4614 if ((c == findc && norm) || (n == 1 && !norm)) 4615 { 4616 new_pos = curwin->w_cursor; 4617 pos = &new_pos; 4618 n = 0; 4619 } 4620 // if no match found at all, we started outside of the 4621 // class and we're inside now. Just go on. 4622 else if (new_pos.lnum == 0) 4623 { 4624 new_pos = curwin->w_cursor; 4625 pos = &new_pos; 4626 } 4627 // found start/end of other method: go to match 4628 else if ((pos = findmatchlimit(cap->oap, findc, 4629 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 4630 0)) == NULL) 4631 n = 0; 4632 else 4633 curwin->w_cursor = *pos; 4634 break; 4635 } 4636 } 4637 --n; 4638 } 4639 curwin->w_cursor = old_pos; 4640 if (pos == NULL && new_pos.lnum != 0) 4641 clearopbeep(cap->oap); 4642 } 4643 if (pos != NULL) 4644 { 4645 setpcmark(); 4646 curwin->w_cursor = *pos; 4647 curwin->w_set_curswant = TRUE; 4648 #ifdef FEAT_FOLDING 4649 if ((fdo_flags & FDO_BLOCK) && KeyTyped 4650 && cap->oap->op_type == OP_NOP) 4651 foldOpenCursor(); 4652 #endif 4653 } 4654 } 4655 4656 /* 4657 * "[[", "[]", "]]" and "][": move to start or end of function 4658 */ 4659 else if (cap->nchar == '[' || cap->nchar == ']') 4660 { 4661 if (cap->nchar == cap->cmdchar) // "]]" or "[[" 4662 flag = '{'; 4663 else 4664 flag = '}'; // "][" or "[]" 4665 4666 curwin->w_set_curswant = TRUE; 4667 /* 4668 * Imitate strange Vi behaviour: When using "]]" with an operator 4669 * we also stop at '}'. 4670 */ 4671 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, flag, 4672 (cap->oap->op_type != OP_NOP 4673 && cap->arg == FORWARD && flag == '{'))) 4674 clearopbeep(cap->oap); 4675 else 4676 { 4677 if (cap->oap->op_type == OP_NOP) 4678 beginline(BL_WHITE | BL_FIX); 4679 #ifdef FEAT_FOLDING 4680 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4681 foldOpenCursor(); 4682 #endif 4683 } 4684 } 4685 4686 /* 4687 * "[p", "[P", "]P" and "]p": put with indent adjustment 4688 */ 4689 else if (cap->nchar == 'p' || cap->nchar == 'P') 4690 { 4691 nv_put_opt(cap, TRUE); 4692 } 4693 4694 /* 4695 * "['", "[`", "]'" and "]`": jump to next mark 4696 */ 4697 else if (cap->nchar == '\'' || cap->nchar == '`') 4698 { 4699 pos = &curwin->w_cursor; 4700 for (n = cap->count1; n > 0; --n) 4701 { 4702 prev_pos = *pos; 4703 pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD, 4704 cap->nchar == '\''); 4705 if (pos == NULL) 4706 break; 4707 } 4708 if (pos == NULL) 4709 pos = &prev_pos; 4710 nv_cursormark(cap, cap->nchar == '\'', pos); 4711 } 4712 4713 /* 4714 * [ or ] followed by a middle mouse click: put selected text with 4715 * indent adjustment. Any other button just does as usual. 4716 */ 4717 else if (cap->nchar >= K_RIGHTRELEASE && cap->nchar <= K_LEFTMOUSE) 4718 { 4719 (void)do_mouse(cap->oap, cap->nchar, 4720 (cap->cmdchar == ']') ? FORWARD : BACKWARD, 4721 cap->count1, PUT_FIXINDENT); 4722 } 4723 4724 #ifdef FEAT_FOLDING 4725 /* 4726 * "[z" and "]z": move to start or end of open fold. 4727 */ 4728 else if (cap->nchar == 'z') 4729 { 4730 if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4731 cap->count1) == FAIL) 4732 clearopbeep(cap->oap); 4733 } 4734 #endif 4735 4736 #ifdef FEAT_DIFF 4737 /* 4738 * "[c" and "]c": move to next or previous diff-change. 4739 */ 4740 else if (cap->nchar == 'c') 4741 { 4742 if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD, 4743 cap->count1) == FAIL) 4744 clearopbeep(cap->oap); 4745 } 4746 #endif 4747 4748 #ifdef FEAT_SPELL 4749 /* 4750 * "[s", "[S", "]s" and "]S": move to next spell error. 4751 */ 4752 else if (cap->nchar == 's' || cap->nchar == 'S') 4753 { 4754 setpcmark(); 4755 for (n = 0; n < cap->count1; ++n) 4756 if (spell_move_to(curwin, cap->cmdchar == ']' ? FORWARD : BACKWARD, 4757 cap->nchar == 's' ? TRUE : FALSE, FALSE, NULL) == 0) 4758 { 4759 clearopbeep(cap->oap); 4760 break; 4761 } 4762 else 4763 curwin->w_set_curswant = TRUE; 4764 # ifdef FEAT_FOLDING 4765 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped) 4766 foldOpenCursor(); 4767 # endif 4768 } 4769 #endif 4770 4771 // Not a valid cap->nchar. 4772 else 4773 clearopbeep(cap->oap); 4774 } 4775 4776 /* 4777 * Handle Normal mode "%" command. 4778 */ 4779 static void 4780 nv_percent(cmdarg_T *cap) 4781 { 4782 pos_T *pos; 4783 #if defined(FEAT_FOLDING) 4784 linenr_T lnum = curwin->w_cursor.lnum; 4785 #endif 4786 4787 cap->oap->inclusive = TRUE; 4788 if (cap->count0) // {cnt}% : goto {cnt} percentage in file 4789 { 4790 if (cap->count0 > 100) 4791 clearopbeep(cap->oap); 4792 else 4793 { 4794 cap->oap->motion_type = MLINE; 4795 setpcmark(); 4796 // Round up, so 'normal 100%' always jumps at the line line. 4797 // Beyond 21474836 lines, (ml_line_count * 100 + 99) would 4798 // overflow on 32-bits, so use a formula with less accuracy 4799 // to avoid overflows. 4800 if (curbuf->b_ml.ml_line_count >= 21474836) 4801 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L) 4802 / 100L * cap->count0; 4803 else 4804 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count * 4805 cap->count0 + 99L) / 100L; 4806 if (curwin->w_cursor.lnum < 1) 4807 curwin->w_cursor.lnum = 1; 4808 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 4809 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 4810 beginline(BL_SOL | BL_FIX); 4811 } 4812 } 4813 else // "%" : go to matching paren 4814 { 4815 cap->oap->motion_type = MCHAR; 4816 cap->oap->use_reg_one = TRUE; 4817 if ((pos = findmatch(cap->oap, NUL)) == NULL) 4818 clearopbeep(cap->oap); 4819 else 4820 { 4821 setpcmark(); 4822 curwin->w_cursor = *pos; 4823 curwin->w_set_curswant = TRUE; 4824 curwin->w_cursor.coladd = 0; 4825 adjust_for_sel(cap); 4826 } 4827 } 4828 #ifdef FEAT_FOLDING 4829 if (cap->oap->op_type == OP_NOP 4830 && lnum != curwin->w_cursor.lnum 4831 && (fdo_flags & FDO_PERCENT) 4832 && KeyTyped) 4833 foldOpenCursor(); 4834 #endif 4835 } 4836 4837 /* 4838 * Handle "(" and ")" commands. 4839 * cap->arg is BACKWARD for "(" and FORWARD for ")". 4840 */ 4841 static void 4842 nv_brace(cmdarg_T *cap) 4843 { 4844 cap->oap->motion_type = MCHAR; 4845 cap->oap->use_reg_one = TRUE; 4846 // The motion used to be inclusive for "(", but that is not what Vi does. 4847 cap->oap->inclusive = FALSE; 4848 curwin->w_set_curswant = TRUE; 4849 4850 if (findsent(cap->arg, cap->count1) == FAIL) 4851 clearopbeep(cap->oap); 4852 else 4853 { 4854 // Don't leave the cursor on the NUL past end of line. 4855 adjust_cursor(cap->oap); 4856 curwin->w_cursor.coladd = 0; 4857 #ifdef FEAT_FOLDING 4858 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4859 foldOpenCursor(); 4860 #endif 4861 } 4862 } 4863 4864 /* 4865 * "m" command: Mark a position. 4866 */ 4867 static void 4868 nv_mark(cmdarg_T *cap) 4869 { 4870 if (!checkclearop(cap->oap)) 4871 { 4872 if (setmark(cap->nchar) == FAIL) 4873 clearopbeep(cap->oap); 4874 } 4875 } 4876 4877 /* 4878 * "{" and "}" commands. 4879 * cmd->arg is BACKWARD for "{" and FORWARD for "}". 4880 */ 4881 static void 4882 nv_findpar(cmdarg_T *cap) 4883 { 4884 cap->oap->motion_type = MCHAR; 4885 cap->oap->inclusive = FALSE; 4886 cap->oap->use_reg_one = TRUE; 4887 curwin->w_set_curswant = TRUE; 4888 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, NUL, FALSE)) 4889 clearopbeep(cap->oap); 4890 else 4891 { 4892 curwin->w_cursor.coladd = 0; 4893 #ifdef FEAT_FOLDING 4894 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP) 4895 foldOpenCursor(); 4896 #endif 4897 } 4898 } 4899 4900 /* 4901 * "u" command: Undo or make lower case. 4902 */ 4903 static void 4904 nv_undo(cmdarg_T *cap) 4905 { 4906 if (cap->oap->op_type == OP_LOWER || VIsual_active) 4907 { 4908 // translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" 4909 cap->cmdchar = 'g'; 4910 cap->nchar = 'u'; 4911 nv_operator(cap); 4912 } 4913 else 4914 nv_kundo(cap); 4915 } 4916 4917 /* 4918 * <Undo> command. 4919 */ 4920 static void 4921 nv_kundo(cmdarg_T *cap) 4922 { 4923 if (!checkclearopq(cap->oap)) 4924 { 4925 #ifdef FEAT_JOB_CHANNEL 4926 if (bt_prompt(curbuf)) 4927 { 4928 clearopbeep(cap->oap); 4929 return; 4930 } 4931 #endif 4932 u_undo((int)cap->count1); 4933 curwin->w_set_curswant = TRUE; 4934 } 4935 } 4936 4937 /* 4938 * Handle the "r" command. 4939 */ 4940 static void 4941 nv_replace(cmdarg_T *cap) 4942 { 4943 char_u *ptr; 4944 int had_ctrl_v; 4945 long n; 4946 4947 if (checkclearop(cap->oap)) 4948 return; 4949 #ifdef FEAT_JOB_CHANNEL 4950 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 4951 { 4952 clearopbeep(cap->oap); 4953 return; 4954 } 4955 #endif 4956 4957 // get another character 4958 if (cap->nchar == Ctrl_V) 4959 { 4960 had_ctrl_v = Ctrl_V; 4961 cap->nchar = get_literal(FALSE); 4962 // Don't redo a multibyte character with CTRL-V. 4963 if (cap->nchar > DEL) 4964 had_ctrl_v = NUL; 4965 } 4966 else 4967 had_ctrl_v = NUL; 4968 4969 // Abort if the character is a special key. 4970 if (IS_SPECIAL(cap->nchar)) 4971 { 4972 clearopbeep(cap->oap); 4973 return; 4974 } 4975 4976 // Visual mode "r" 4977 if (VIsual_active) 4978 { 4979 if (got_int) 4980 reset_VIsual(); 4981 if (had_ctrl_v) 4982 { 4983 // Use a special (negative) number to make a difference between a 4984 // literal CR or NL and a line break. 4985 if (cap->nchar == CAR) 4986 cap->nchar = REPLACE_CR_NCHAR; 4987 else if (cap->nchar == NL) 4988 cap->nchar = REPLACE_NL_NCHAR; 4989 } 4990 nv_operator(cap); 4991 return; 4992 } 4993 4994 // Break tabs, etc. 4995 if (virtual_active()) 4996 { 4997 if (u_save_cursor() == FAIL) 4998 return; 4999 if (gchar_cursor() == NUL) 5000 { 5001 // Add extra space and put the cursor on the first one. 5002 coladvance_force((colnr_T)(getviscol() + cap->count1)); 5003 curwin->w_cursor.col -= cap->count1; 5004 } 5005 else if (gchar_cursor() == TAB) 5006 coladvance_force(getviscol()); 5007 } 5008 5009 // Abort if not enough characters to replace. 5010 ptr = ml_get_cursor(); 5011 if (STRLEN(ptr) < (unsigned)cap->count1 5012 || (has_mbyte && mb_charlen(ptr) < cap->count1)) 5013 { 5014 clearopbeep(cap->oap); 5015 return; 5016 } 5017 5018 /* 5019 * Replacing with a TAB is done by edit() when it is complicated because 5020 * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB. 5021 * Other characters are done below to avoid problems with things like 5022 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC). 5023 */ 5024 if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta)) 5025 { 5026 stuffnumReadbuff(cap->count1); 5027 stuffcharReadbuff('R'); 5028 stuffcharReadbuff('\t'); 5029 stuffcharReadbuff(ESC); 5030 return; 5031 } 5032 5033 // save line for undo 5034 if (u_save_cursor() == FAIL) 5035 return; 5036 5037 if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n')) 5038 { 5039 /* 5040 * Replace character(s) by a single newline. 5041 * Strange vi behaviour: Only one newline is inserted. 5042 * Delete the characters here. 5043 * Insert the newline with an insert command, takes care of 5044 * autoindent. The insert command depends on being on the last 5045 * character of a line or not. 5046 */ 5047 (void)del_chars(cap->count1, FALSE); // delete the characters 5048 stuffcharReadbuff('\r'); 5049 stuffcharReadbuff(ESC); 5050 5051 // Give 'r' to edit(), to get the redo command right. 5052 invoke_edit(cap, TRUE, 'r', FALSE); 5053 } 5054 else 5055 { 5056 prep_redo(cap->oap->regname, cap->count1, 5057 NUL, 'r', NUL, had_ctrl_v, cap->nchar); 5058 5059 curbuf->b_op_start = curwin->w_cursor; 5060 if (has_mbyte) 5061 { 5062 int old_State = State; 5063 5064 if (cap->ncharC1 != 0) 5065 AppendCharToRedobuff(cap->ncharC1); 5066 if (cap->ncharC2 != 0) 5067 AppendCharToRedobuff(cap->ncharC2); 5068 5069 // This is slow, but it handles replacing a single-byte with a 5070 // multi-byte and the other way around. Also handles adding 5071 // composing characters for utf-8. 5072 for (n = cap->count1; n > 0; --n) 5073 { 5074 State = REPLACE; 5075 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5076 { 5077 int c = ins_copychar(curwin->w_cursor.lnum 5078 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5079 if (c != NUL) 5080 ins_char(c); 5081 else 5082 // will be decremented further down 5083 ++curwin->w_cursor.col; 5084 } 5085 else 5086 ins_char(cap->nchar); 5087 State = old_State; 5088 if (cap->ncharC1 != 0) 5089 ins_char(cap->ncharC1); 5090 if (cap->ncharC2 != 0) 5091 ins_char(cap->ncharC2); 5092 } 5093 } 5094 else 5095 { 5096 /* 5097 * Replace the characters within one line. 5098 */ 5099 for (n = cap->count1; n > 0; --n) 5100 { 5101 /* 5102 * Get ptr again, because u_save and/or showmatch() will have 5103 * released the line. At the same time we let know that the 5104 * line will be changed. 5105 */ 5106 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE); 5107 if (cap->nchar == Ctrl_E || cap->nchar == Ctrl_Y) 5108 { 5109 int c = ins_copychar(curwin->w_cursor.lnum 5110 + (cap->nchar == Ctrl_Y ? -1 : 1)); 5111 if (c != NUL) 5112 ptr[curwin->w_cursor.col] = c; 5113 } 5114 else 5115 ptr[curwin->w_cursor.col] = cap->nchar; 5116 if (p_sm && msg_silent == 0) 5117 showmatch(cap->nchar); 5118 ++curwin->w_cursor.col; 5119 } 5120 #ifdef FEAT_NETBEANS_INTG 5121 if (netbeans_active()) 5122 { 5123 colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1); 5124 5125 netbeans_removed(curbuf, curwin->w_cursor.lnum, start, 5126 (long)cap->count1); 5127 netbeans_inserted(curbuf, curwin->w_cursor.lnum, start, 5128 &ptr[start], (int)cap->count1); 5129 } 5130 #endif 5131 5132 // mark the buffer as changed and prepare for displaying 5133 changed_bytes(curwin->w_cursor.lnum, 5134 (colnr_T)(curwin->w_cursor.col - cap->count1)); 5135 } 5136 --curwin->w_cursor.col; // cursor on the last replaced char 5137 // if the character on the left of the current cursor is a multi-byte 5138 // character, move two characters left 5139 if (has_mbyte) 5140 mb_adjust_cursor(); 5141 curbuf->b_op_end = curwin->w_cursor; 5142 curwin->w_set_curswant = TRUE; 5143 set_last_insert(cap->nchar); 5144 } 5145 } 5146 5147 /* 5148 * 'o': Exchange start and end of Visual area. 5149 * 'O': same, but in block mode exchange left and right corners. 5150 */ 5151 static void 5152 v_swap_corners(int cmdchar) 5153 { 5154 pos_T old_cursor; 5155 colnr_T left, right; 5156 5157 if (cmdchar == 'O' && VIsual_mode == Ctrl_V) 5158 { 5159 old_cursor = curwin->w_cursor; 5160 getvcols(curwin, &old_cursor, &VIsual, &left, &right); 5161 curwin->w_cursor.lnum = VIsual.lnum; 5162 coladvance(left); 5163 VIsual = curwin->w_cursor; 5164 5165 curwin->w_cursor.lnum = old_cursor.lnum; 5166 curwin->w_curswant = right; 5167 // 'selection "exclusive" and cursor at right-bottom corner: move it 5168 // right one column 5169 if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e') 5170 ++curwin->w_curswant; 5171 coladvance(curwin->w_curswant); 5172 if (curwin->w_cursor.col == old_cursor.col 5173 && (!virtual_active() 5174 || curwin->w_cursor.coladd == old_cursor.coladd)) 5175 { 5176 curwin->w_cursor.lnum = VIsual.lnum; 5177 if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e') 5178 ++right; 5179 coladvance(right); 5180 VIsual = curwin->w_cursor; 5181 5182 curwin->w_cursor.lnum = old_cursor.lnum; 5183 coladvance(left); 5184 curwin->w_curswant = left; 5185 } 5186 } 5187 else 5188 { 5189 old_cursor = curwin->w_cursor; 5190 curwin->w_cursor = VIsual; 5191 VIsual = old_cursor; 5192 curwin->w_set_curswant = TRUE; 5193 } 5194 } 5195 5196 /* 5197 * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE). 5198 */ 5199 static void 5200 nv_Replace(cmdarg_T *cap) 5201 { 5202 if (VIsual_active) // "R" is replace lines 5203 { 5204 cap->cmdchar = 'c'; 5205 cap->nchar = NUL; 5206 VIsual_mode_orig = VIsual_mode; // remember original area for gv 5207 VIsual_mode = 'V'; 5208 nv_operator(cap); 5209 } 5210 else if (!checkclearopq(cap->oap)) 5211 { 5212 if (!curbuf->b_p_ma) 5213 emsg(_(e_cannot_make_changes_modifiable_is_off)); 5214 else 5215 { 5216 if (virtual_active()) 5217 coladvance(getviscol()); 5218 invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE); 5219 } 5220 } 5221 } 5222 5223 /* 5224 * "gr". 5225 */ 5226 static void 5227 nv_vreplace(cmdarg_T *cap) 5228 { 5229 if (VIsual_active) 5230 { 5231 cap->cmdchar = 'r'; 5232 cap->nchar = cap->extra_char; 5233 nv_replace(cap); // Do same as "r" in Visual mode for now 5234 } 5235 else if (!checkclearopq(cap->oap)) 5236 { 5237 if (!curbuf->b_p_ma) 5238 emsg(_(e_cannot_make_changes_modifiable_is_off)); 5239 else 5240 { 5241 if (cap->extra_char == Ctrl_V) // get another character 5242 cap->extra_char = get_literal(FALSE); 5243 stuffcharReadbuff(cap->extra_char); 5244 stuffcharReadbuff(ESC); 5245 if (virtual_active()) 5246 coladvance(getviscol()); 5247 invoke_edit(cap, TRUE, 'v', FALSE); 5248 } 5249 } 5250 } 5251 5252 /* 5253 * Swap case for "~" command, when it does not work like an operator. 5254 */ 5255 static void 5256 n_swapchar(cmdarg_T *cap) 5257 { 5258 long n; 5259 pos_T startpos; 5260 int did_change = 0; 5261 #ifdef FEAT_NETBEANS_INTG 5262 pos_T pos; 5263 char_u *ptr; 5264 int count; 5265 #endif 5266 5267 if (checkclearopq(cap->oap)) 5268 return; 5269 5270 if (LINEEMPTY(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL) 5271 { 5272 clearopbeep(cap->oap); 5273 return; 5274 } 5275 5276 prep_redo_cmd(cap); 5277 5278 if (u_save_cursor() == FAIL) 5279 return; 5280 5281 startpos = curwin->w_cursor; 5282 #ifdef FEAT_NETBEANS_INTG 5283 pos = startpos; 5284 #endif 5285 for (n = cap->count1; n > 0; --n) 5286 { 5287 did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor); 5288 inc_cursor(); 5289 if (gchar_cursor() == NUL) 5290 { 5291 if (vim_strchr(p_ww, '~') != NULL 5292 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) 5293 { 5294 #ifdef FEAT_NETBEANS_INTG 5295 if (netbeans_active()) 5296 { 5297 if (did_change) 5298 { 5299 ptr = ml_get(pos.lnum); 5300 count = (int)STRLEN(ptr) - pos.col; 5301 netbeans_removed(curbuf, pos.lnum, pos.col, 5302 (long)count); 5303 netbeans_inserted(curbuf, pos.lnum, pos.col, 5304 &ptr[pos.col], count); 5305 } 5306 pos.col = 0; 5307 pos.lnum++; 5308 } 5309 #endif 5310 ++curwin->w_cursor.lnum; 5311 curwin->w_cursor.col = 0; 5312 if (n > 1) 5313 { 5314 if (u_savesub(curwin->w_cursor.lnum) == FAIL) 5315 break; 5316 u_clearline(); 5317 } 5318 } 5319 else 5320 break; 5321 } 5322 } 5323 #ifdef FEAT_NETBEANS_INTG 5324 if (did_change && netbeans_active()) 5325 { 5326 ptr = ml_get(pos.lnum); 5327 count = curwin->w_cursor.col - pos.col; 5328 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); 5329 netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count); 5330 } 5331 #endif 5332 5333 5334 check_cursor(); 5335 curwin->w_set_curswant = TRUE; 5336 if (did_change) 5337 { 5338 changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1, 5339 0L); 5340 curbuf->b_op_start = startpos; 5341 curbuf->b_op_end = curwin->w_cursor; 5342 if (curbuf->b_op_end.col > 0) 5343 --curbuf->b_op_end.col; 5344 } 5345 } 5346 5347 /* 5348 * Move cursor to mark. 5349 */ 5350 static void 5351 nv_cursormark(cmdarg_T *cap, int flag, pos_T *pos) 5352 { 5353 if (check_mark(pos) == FAIL) 5354 clearop(cap->oap); 5355 else 5356 { 5357 if (cap->cmdchar == '\'' 5358 || cap->cmdchar == '`' 5359 || cap->cmdchar == '[' 5360 || cap->cmdchar == ']') 5361 setpcmark(); 5362 curwin->w_cursor = *pos; 5363 if (flag) 5364 beginline(BL_WHITE | BL_FIX); 5365 else 5366 check_cursor(); 5367 } 5368 cap->oap->motion_type = flag ? MLINE : MCHAR; 5369 if (cap->cmdchar == '`') 5370 cap->oap->use_reg_one = TRUE; 5371 cap->oap->inclusive = FALSE; // ignored if not MCHAR 5372 curwin->w_set_curswant = TRUE; 5373 } 5374 5375 /* 5376 * Handle commands that are operators in Visual mode. 5377 */ 5378 static void 5379 v_visop(cmdarg_T *cap) 5380 { 5381 static char_u trans[] = "YyDdCcxdXdAAIIrr"; 5382 5383 // Uppercase means linewise, except in block mode, then "D" deletes till 5384 // the end of the line, and "C" replaces till EOL 5385 if (isupper(cap->cmdchar)) 5386 { 5387 if (VIsual_mode != Ctrl_V) 5388 { 5389 VIsual_mode_orig = VIsual_mode; 5390 VIsual_mode = 'V'; 5391 } 5392 else if (cap->cmdchar == 'C' || cap->cmdchar == 'D') 5393 curwin->w_curswant = MAXCOL; 5394 } 5395 cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1); 5396 nv_operator(cap); 5397 } 5398 5399 /* 5400 * "s" and "S" commands. 5401 */ 5402 static void 5403 nv_subst(cmdarg_T *cap) 5404 { 5405 #ifdef FEAT_TERMINAL 5406 // When showing output of term_dumpdiff() swap the top and bottom. 5407 if (term_swap_diff() == OK) 5408 return; 5409 #endif 5410 #ifdef FEAT_JOB_CHANNEL 5411 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 5412 { 5413 clearopbeep(cap->oap); 5414 return; 5415 } 5416 #endif 5417 if (VIsual_active) // "vs" and "vS" are the same as "vc" 5418 { 5419 if (cap->cmdchar == 'S') 5420 { 5421 VIsual_mode_orig = VIsual_mode; 5422 VIsual_mode = 'V'; 5423 } 5424 cap->cmdchar = 'c'; 5425 nv_operator(cap); 5426 } 5427 else 5428 nv_optrans(cap); 5429 } 5430 5431 /* 5432 * Abbreviated commands. 5433 */ 5434 static void 5435 nv_abbrev(cmdarg_T *cap) 5436 { 5437 if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL) 5438 cap->cmdchar = 'x'; // DEL key behaves like 'x' 5439 5440 // in Visual mode these commands are operators 5441 if (VIsual_active) 5442 v_visop(cap); 5443 else 5444 nv_optrans(cap); 5445 } 5446 5447 /* 5448 * Translate a command into another command. 5449 */ 5450 static void 5451 nv_optrans(cmdarg_T *cap) 5452 { 5453 static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh", 5454 (char_u *)"d$", (char_u *)"c$", 5455 (char_u *)"cl", (char_u *)"cc", 5456 (char_u *)"yy", (char_u *)":s\r"}; 5457 static char_u *str = (char_u *)"xXDCsSY&"; 5458 5459 if (!checkclearopq(cap->oap)) 5460 { 5461 // In Vi "2D" doesn't delete the next line. Can't translate it 5462 // either, because "2." should also not use the count. 5463 if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL) 5464 { 5465 cap->oap->start = curwin->w_cursor; 5466 cap->oap->op_type = OP_DELETE; 5467 #ifdef FEAT_EVAL 5468 set_op_var(OP_DELETE); 5469 #endif 5470 cap->count1 = 1; 5471 nv_dollar(cap); 5472 finish_op = TRUE; 5473 ResetRedobuff(); 5474 AppendCharToRedobuff('D'); 5475 } 5476 else 5477 { 5478 if (cap->count0) 5479 stuffnumReadbuff(cap->count0); 5480 stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]); 5481 } 5482 } 5483 cap->opcount = 0; 5484 } 5485 5486 /* 5487 * "'" and "`" commands. Also for "g'" and "g`". 5488 * cap->arg is TRUE for "'" and "g'". 5489 */ 5490 static void 5491 nv_gomark(cmdarg_T *cap) 5492 { 5493 pos_T *pos; 5494 int c; 5495 #ifdef FEAT_FOLDING 5496 pos_T old_cursor = curwin->w_cursor; 5497 int old_KeyTyped = KeyTyped; // getting file may reset it 5498 #endif 5499 5500 if (cap->cmdchar == 'g') 5501 c = cap->extra_char; 5502 else 5503 c = cap->nchar; 5504 pos = getmark(c, (cap->oap->op_type == OP_NOP)); 5505 if (pos == (pos_T *)-1) // jumped to other file 5506 { 5507 if (cap->arg) 5508 { 5509 check_cursor_lnum(); 5510 beginline(BL_WHITE | BL_FIX); 5511 } 5512 else 5513 check_cursor(); 5514 } 5515 else 5516 nv_cursormark(cap, cap->arg, pos); 5517 5518 // May need to clear the coladd that a mark includes. 5519 if (!virtual_active()) 5520 curwin->w_cursor.coladd = 0; 5521 check_cursor_col(); 5522 #ifdef FEAT_FOLDING 5523 if (cap->oap->op_type == OP_NOP 5524 && pos != NULL 5525 && (pos == (pos_T *)-1 || !EQUAL_POS(old_cursor, *pos)) 5526 && (fdo_flags & FDO_MARK) 5527 && old_KeyTyped) 5528 foldOpenCursor(); 5529 #endif 5530 } 5531 5532 /* 5533 * Handle CTRL-O, CTRL-I, "g;", "g," and "CTRL-Tab" commands. 5534 */ 5535 static void 5536 nv_pcmark(cmdarg_T *cap) 5537 { 5538 #ifdef FEAT_JUMPLIST 5539 pos_T *pos; 5540 # ifdef FEAT_FOLDING 5541 linenr_T lnum = curwin->w_cursor.lnum; 5542 int old_KeyTyped = KeyTyped; // getting file may reset it 5543 # endif 5544 5545 if (!checkclearopq(cap->oap)) 5546 { 5547 if (cap->cmdchar == TAB && mod_mask == MOD_MASK_CTRL) 5548 { 5549 if (goto_tabpage_lastused() == FAIL) 5550 clearopbeep(cap->oap); 5551 return; 5552 } 5553 if (cap->cmdchar == 'g') 5554 pos = movechangelist((int)cap->count1); 5555 else 5556 pos = movemark((int)cap->count1); 5557 if (pos == (pos_T *)-1) // jump to other file 5558 { 5559 curwin->w_set_curswant = TRUE; 5560 check_cursor(); 5561 } 5562 else if (pos != NULL) // can jump 5563 nv_cursormark(cap, FALSE, pos); 5564 else if (cap->cmdchar == 'g') 5565 { 5566 if (curbuf->b_changelistlen == 0) 5567 emsg(_("E664: changelist is empty")); 5568 else if (cap->count1 < 0) 5569 emsg(_("E662: At start of changelist")); 5570 else 5571 emsg(_("E663: At end of changelist")); 5572 } 5573 else 5574 clearopbeep(cap->oap); 5575 # ifdef FEAT_FOLDING 5576 if (cap->oap->op_type == OP_NOP 5577 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum) 5578 && (fdo_flags & FDO_MARK) 5579 && old_KeyTyped) 5580 foldOpenCursor(); 5581 # endif 5582 } 5583 #else 5584 clearopbeep(cap->oap); 5585 #endif 5586 } 5587 5588 /* 5589 * Handle '"' command. 5590 */ 5591 static void 5592 nv_regname(cmdarg_T *cap) 5593 { 5594 if (checkclearop(cap->oap)) 5595 return; 5596 #ifdef FEAT_EVAL 5597 if (cap->nchar == '=') 5598 cap->nchar = get_expr_register(); 5599 #endif 5600 if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE)) 5601 { 5602 cap->oap->regname = cap->nchar; 5603 cap->opcount = cap->count0; // remember count before '"' 5604 #ifdef FEAT_EVAL 5605 set_reg_var(cap->oap->regname); 5606 #endif 5607 } 5608 else 5609 clearopbeep(cap->oap); 5610 } 5611 5612 /* 5613 * Handle "v", "V" and "CTRL-V" commands. 5614 * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg 5615 * is TRUE. 5616 * Handle CTRL-Q just like CTRL-V. 5617 */ 5618 static void 5619 nv_visual(cmdarg_T *cap) 5620 { 5621 if (cap->cmdchar == Ctrl_Q) 5622 cap->cmdchar = Ctrl_V; 5623 5624 // 'v', 'V' and CTRL-V can be used while an operator is pending to make it 5625 // characterwise, linewise, or blockwise. 5626 if (cap->oap->op_type != OP_NOP) 5627 { 5628 motion_force = cap->oap->motion_force = cap->cmdchar; 5629 finish_op = FALSE; // operator doesn't finish now but later 5630 return; 5631 } 5632 5633 VIsual_select = cap->arg; 5634 if (VIsual_active) // change Visual mode 5635 { 5636 if (VIsual_mode == cap->cmdchar) // stop visual mode 5637 end_visual_mode(); 5638 else // toggle char/block mode 5639 { // or char/line mode 5640 VIsual_mode = cap->cmdchar; 5641 showmode(); 5642 } 5643 redraw_curbuf_later(INVERTED); // update the inversion 5644 } 5645 else // start Visual mode 5646 { 5647 check_visual_highlight(); 5648 if (cap->count0 > 0 && resel_VIsual_mode != NUL) 5649 { 5650 // use previously selected part 5651 VIsual = curwin->w_cursor; 5652 5653 VIsual_active = TRUE; 5654 VIsual_reselect = TRUE; 5655 if (!cap->arg) 5656 // start Select mode when 'selectmode' contains "cmd" 5657 may_start_select('c'); 5658 setmouse(); 5659 if (p_smd && msg_silent == 0) 5660 redraw_cmdline = TRUE; // show visual mode later 5661 /* 5662 * For V and ^V, we multiply the number of lines even if there 5663 * was only one -- webb 5664 */ 5665 if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1) 5666 { 5667 curwin->w_cursor.lnum += 5668 resel_VIsual_line_count * cap->count0 - 1; 5669 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 5670 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 5671 } 5672 VIsual_mode = resel_VIsual_mode; 5673 if (VIsual_mode == 'v') 5674 { 5675 if (resel_VIsual_line_count <= 1) 5676 { 5677 validate_virtcol(); 5678 curwin->w_curswant = curwin->w_virtcol 5679 + resel_VIsual_vcol * cap->count0 - 1; 5680 } 5681 else 5682 curwin->w_curswant = resel_VIsual_vcol; 5683 coladvance(curwin->w_curswant); 5684 } 5685 if (resel_VIsual_vcol == MAXCOL) 5686 { 5687 curwin->w_curswant = MAXCOL; 5688 coladvance((colnr_T)MAXCOL); 5689 } 5690 else if (VIsual_mode == Ctrl_V) 5691 { 5692 validate_virtcol(); 5693 curwin->w_curswant = curwin->w_virtcol 5694 + resel_VIsual_vcol * cap->count0 - 1; 5695 coladvance(curwin->w_curswant); 5696 } 5697 else 5698 curwin->w_set_curswant = TRUE; 5699 redraw_curbuf_later(INVERTED); // show the inversion 5700 } 5701 else 5702 { 5703 if (!cap->arg) 5704 // start Select mode when 'selectmode' contains "cmd" 5705 may_start_select('c'); 5706 n_start_visual_mode(cap->cmdchar); 5707 if (VIsual_mode != 'V' && *p_sel == 'e') 5708 ++cap->count1; // include one more char 5709 if (cap->count0 > 0 && --cap->count1 > 0) 5710 { 5711 // With a count select that many characters or lines. 5712 if (VIsual_mode == 'v' || VIsual_mode == Ctrl_V) 5713 nv_right(cap); 5714 else if (VIsual_mode == 'V') 5715 nv_down(cap); 5716 } 5717 } 5718 } 5719 } 5720 5721 /* 5722 * Start selection for Shift-movement keys. 5723 */ 5724 void 5725 start_selection(void) 5726 { 5727 // if 'selectmode' contains "key", start Select mode 5728 may_start_select('k'); 5729 n_start_visual_mode('v'); 5730 } 5731 5732 /* 5733 * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu. 5734 */ 5735 void 5736 may_start_select(int c) 5737 { 5738 VIsual_select = (stuff_empty() && typebuf_typed() 5739 && (vim_strchr(p_slm, c) != NULL)); 5740 } 5741 5742 /* 5743 * Start Visual mode "c". 5744 * Should set VIsual_select before calling this. 5745 */ 5746 static void 5747 n_start_visual_mode(int c) 5748 { 5749 #ifdef FEAT_CONCEAL 5750 int cursor_line_was_concealed = curwin->w_p_cole > 0 5751 && conceal_cursor_line(curwin); 5752 #endif 5753 5754 VIsual_mode = c; 5755 VIsual_active = TRUE; 5756 VIsual_reselect = TRUE; 5757 5758 // Corner case: the 0 position in a tab may change when going into 5759 // virtualedit. Recalculate curwin->w_cursor to avoid bad highlighting. 5760 if (c == Ctrl_V && (ve_flags & VE_BLOCK) && gchar_cursor() == TAB) 5761 { 5762 validate_virtcol(); 5763 coladvance(curwin->w_virtcol); 5764 } 5765 VIsual = curwin->w_cursor; 5766 5767 #ifdef FEAT_FOLDING 5768 foldAdjustVisual(); 5769 #endif 5770 5771 setmouse(); 5772 #ifdef FEAT_CONCEAL 5773 // Check if redraw is needed after changing the state. 5774 conceal_check_cursor_line(cursor_line_was_concealed); 5775 #endif 5776 5777 if (p_smd && msg_silent == 0) 5778 redraw_cmdline = TRUE; // show visual mode later 5779 #ifdef FEAT_CLIPBOARD 5780 // Make sure the clipboard gets updated. Needed because start and 5781 // end may still be the same, and the selection needs to be owned 5782 clip_star.vmode = NUL; 5783 #endif 5784 5785 // Only need to redraw this line, unless still need to redraw an old 5786 // Visual area (when 'lazyredraw' is set). 5787 if (curwin->w_redr_type < INVERTED) 5788 { 5789 curwin->w_old_cursor_lnum = curwin->w_cursor.lnum; 5790 curwin->w_old_visual_lnum = curwin->w_cursor.lnum; 5791 } 5792 } 5793 5794 5795 /* 5796 * CTRL-W: Window commands 5797 */ 5798 static void 5799 nv_window(cmdarg_T *cap) 5800 { 5801 if (cap->nchar == ':') 5802 { 5803 // "CTRL-W :" is the same as typing ":"; useful in a terminal window 5804 cap->cmdchar = ':'; 5805 cap->nchar = NUL; 5806 nv_colon(cap); 5807 } 5808 else if (!checkclearop(cap->oap)) 5809 do_window(cap->nchar, cap->count0, NUL); // everything is in window.c 5810 } 5811 5812 /* 5813 * CTRL-Z: Suspend 5814 */ 5815 static void 5816 nv_suspend(cmdarg_T *cap) 5817 { 5818 clearop(cap->oap); 5819 if (VIsual_active) 5820 end_visual_mode(); // stop Visual mode 5821 do_cmdline_cmd((char_u *)"stop"); 5822 } 5823 5824 /* 5825 * Commands starting with "g". 5826 */ 5827 static void 5828 nv_g_cmd(cmdarg_T *cap) 5829 { 5830 oparg_T *oap = cap->oap; 5831 pos_T tpos; 5832 int i; 5833 int flag = FALSE; 5834 5835 switch (cap->nchar) 5836 { 5837 case Ctrl_A: 5838 case Ctrl_X: 5839 #ifdef MEM_PROFILE 5840 /* 5841 * "g^A": dump log of used memory. 5842 */ 5843 if (!VIsual_active && cap->nchar == Ctrl_A) 5844 vim_mem_profile_dump(); 5845 else 5846 #endif 5847 /* 5848 * "g^A/g^X": sequentially increment visually selected region 5849 */ 5850 if (VIsual_active) 5851 { 5852 cap->arg = TRUE; 5853 cap->cmdchar = cap->nchar; 5854 cap->nchar = NUL; 5855 nv_addsub(cap); 5856 } 5857 else 5858 clearopbeep(oap); 5859 break; 5860 5861 /* 5862 * "gR": Enter virtual replace mode. 5863 */ 5864 case 'R': 5865 cap->arg = TRUE; 5866 nv_Replace(cap); 5867 break; 5868 5869 case 'r': 5870 nv_vreplace(cap); 5871 break; 5872 5873 case '&': 5874 do_cmdline_cmd((char_u *)"%s//~/&"); 5875 break; 5876 5877 /* 5878 * "gv": Reselect the previous Visual area. If Visual already active, 5879 * exchange previous and current Visual area. 5880 */ 5881 case 'v': 5882 if (checkclearop(oap)) 5883 break; 5884 5885 if ( curbuf->b_visual.vi_start.lnum == 0 5886 || curbuf->b_visual.vi_start.lnum > curbuf->b_ml.ml_line_count 5887 || curbuf->b_visual.vi_end.lnum == 0) 5888 beep_flush(); 5889 else 5890 { 5891 // set w_cursor to the start of the Visual area, tpos to the end 5892 if (VIsual_active) 5893 { 5894 i = VIsual_mode; 5895 VIsual_mode = curbuf->b_visual.vi_mode; 5896 curbuf->b_visual.vi_mode = i; 5897 # ifdef FEAT_EVAL 5898 curbuf->b_visual_mode_eval = i; 5899 # endif 5900 i = curwin->w_curswant; 5901 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5902 curbuf->b_visual.vi_curswant = i; 5903 5904 tpos = curbuf->b_visual.vi_end; 5905 curbuf->b_visual.vi_end = curwin->w_cursor; 5906 curwin->w_cursor = curbuf->b_visual.vi_start; 5907 curbuf->b_visual.vi_start = VIsual; 5908 } 5909 else 5910 { 5911 VIsual_mode = curbuf->b_visual.vi_mode; 5912 curwin->w_curswant = curbuf->b_visual.vi_curswant; 5913 tpos = curbuf->b_visual.vi_end; 5914 curwin->w_cursor = curbuf->b_visual.vi_start; 5915 } 5916 5917 VIsual_active = TRUE; 5918 VIsual_reselect = TRUE; 5919 5920 // Set Visual to the start and w_cursor to the end of the Visual 5921 // area. Make sure they are on an existing character. 5922 check_cursor(); 5923 VIsual = curwin->w_cursor; 5924 curwin->w_cursor = tpos; 5925 check_cursor(); 5926 update_topline(); 5927 /* 5928 * When called from normal "g" command: start Select mode when 5929 * 'selectmode' contains "cmd". When called for K_SELECT, always 5930 * start Select mode. 5931 */ 5932 if (cap->arg) 5933 VIsual_select = TRUE; 5934 else 5935 may_start_select('c'); 5936 setmouse(); 5937 #ifdef FEAT_CLIPBOARD 5938 // Make sure the clipboard gets updated. Needed because start and 5939 // end are still the same, and the selection needs to be owned 5940 clip_star.vmode = NUL; 5941 #endif 5942 redraw_curbuf_later(INVERTED); 5943 showmode(); 5944 } 5945 break; 5946 /* 5947 * "gV": Don't reselect the previous Visual area after a Select mode 5948 * mapping of menu. 5949 */ 5950 case 'V': 5951 VIsual_reselect = FALSE; 5952 break; 5953 5954 /* 5955 * "gh": start Select mode. 5956 * "gH": start Select line mode. 5957 * "g^H": start Select block mode. 5958 */ 5959 case K_BS: 5960 cap->nchar = Ctrl_H; 5961 // FALLTHROUGH 5962 case 'h': 5963 case 'H': 5964 case Ctrl_H: 5965 # ifdef EBCDIC 5966 // EBCDIC: 'v'-'h' != '^v'-'^h' 5967 if (cap->nchar == Ctrl_H) 5968 cap->cmdchar = Ctrl_V; 5969 else 5970 # endif 5971 cap->cmdchar = cap->nchar + ('v' - 'h'); 5972 cap->arg = TRUE; 5973 nv_visual(cap); 5974 break; 5975 5976 // "gn", "gN" visually select next/previous search match 5977 // "gn" selects next match 5978 // "gN" selects previous match 5979 case 'N': 5980 case 'n': 5981 if (!current_search(cap->count1, cap->nchar == 'n')) 5982 clearopbeep(oap); 5983 break; 5984 5985 /* 5986 * "gj" and "gk" two new funny movement keys -- up and down 5987 * movement based on *screen* line rather than *file* line. 5988 */ 5989 case 'j': 5990 case K_DOWN: 5991 // with 'nowrap' it works just like the normal "j" command. 5992 if (!curwin->w_p_wrap) 5993 { 5994 oap->motion_type = MLINE; 5995 i = cursor_down(cap->count1, oap->op_type == OP_NOP); 5996 } 5997 else 5998 i = nv_screengo(oap, FORWARD, cap->count1); 5999 if (i == FAIL) 6000 clearopbeep(oap); 6001 break; 6002 6003 case 'k': 6004 case K_UP: 6005 // with 'nowrap' it works just like the normal "k" command. 6006 if (!curwin->w_p_wrap) 6007 { 6008 oap->motion_type = MLINE; 6009 i = cursor_up(cap->count1, oap->op_type == OP_NOP); 6010 } 6011 else 6012 i = nv_screengo(oap, BACKWARD, cap->count1); 6013 if (i == FAIL) 6014 clearopbeep(oap); 6015 break; 6016 6017 /* 6018 * "gJ": join two lines without inserting a space. 6019 */ 6020 case 'J': 6021 nv_join(cap); 6022 break; 6023 6024 /* 6025 * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines. 6026 * "gm": middle of "g0" and "g$". 6027 */ 6028 case '^': 6029 flag = TRUE; 6030 // FALLTHROUGH 6031 6032 case '0': 6033 case 'm': 6034 case K_HOME: 6035 case K_KHOME: 6036 oap->motion_type = MCHAR; 6037 oap->inclusive = FALSE; 6038 if (curwin->w_p_wrap && curwin->w_width != 0) 6039 { 6040 int width1 = curwin->w_width - curwin_col_off(); 6041 int width2 = width1 + curwin_col_off2(); 6042 6043 validate_virtcol(); 6044 i = 0; 6045 if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0) 6046 i = (curwin->w_virtcol - width1) / width2 * width2 + width1; 6047 } 6048 else 6049 i = curwin->w_leftcol; 6050 // Go to the middle of the screen line. When 'number' or 6051 // 'relativenumber' is on and lines are wrapping the middle can be more 6052 // to the left. 6053 if (cap->nchar == 'm') 6054 i += (curwin->w_width - curwin_col_off() 6055 + ((curwin->w_p_wrap && i > 0) 6056 ? curwin_col_off2() : 0)) / 2; 6057 coladvance((colnr_T)i); 6058 if (flag) 6059 { 6060 do 6061 i = gchar_cursor(); 6062 while (VIM_ISWHITE(i) && oneright() == OK); 6063 curwin->w_valid &= ~VALID_WCOL; 6064 } 6065 curwin->w_set_curswant = TRUE; 6066 break; 6067 6068 case 'M': 6069 { 6070 char_u *ptr = ml_get_curline(); 6071 6072 oap->motion_type = MCHAR; 6073 oap->inclusive = FALSE; 6074 if (has_mbyte) 6075 i = mb_string2cells(ptr, (int)STRLEN(ptr)); 6076 else 6077 i = (int)STRLEN(ptr); 6078 if (cap->count0 > 0 && cap->count0 <= 100) 6079 coladvance((colnr_T)(i * cap->count0 / 100)); 6080 else 6081 coladvance((colnr_T)(i / 2)); 6082 curwin->w_set_curswant = TRUE; 6083 } 6084 break; 6085 6086 case '_': 6087 // "g_": to the last non-blank character in the line or <count> lines 6088 // downward. 6089 cap->oap->motion_type = MCHAR; 6090 cap->oap->inclusive = TRUE; 6091 curwin->w_curswant = MAXCOL; 6092 if (cursor_down((long)(cap->count1 - 1), 6093 cap->oap->op_type == OP_NOP) == FAIL) 6094 clearopbeep(cap->oap); 6095 else 6096 { 6097 char_u *ptr = ml_get_curline(); 6098 6099 // In Visual mode we may end up after the line. 6100 if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL) 6101 --curwin->w_cursor.col; 6102 6103 // Decrease the cursor column until it's on a non-blank. 6104 while (curwin->w_cursor.col > 0 6105 && VIM_ISWHITE(ptr[curwin->w_cursor.col])) 6106 --curwin->w_cursor.col; 6107 curwin->w_set_curswant = TRUE; 6108 adjust_for_sel(cap); 6109 } 6110 break; 6111 6112 case '$': 6113 case K_END: 6114 case K_KEND: 6115 { 6116 int col_off = curwin_col_off(); 6117 6118 oap->motion_type = MCHAR; 6119 oap->inclusive = TRUE; 6120 if (curwin->w_p_wrap && curwin->w_width != 0) 6121 { 6122 curwin->w_curswant = MAXCOL; // so we stay at the end 6123 if (cap->count1 == 1) 6124 { 6125 int width1 = curwin->w_width - col_off; 6126 int width2 = width1 + curwin_col_off2(); 6127 6128 validate_virtcol(); 6129 i = width1 - 1; 6130 if (curwin->w_virtcol >= (colnr_T)width1) 6131 i += ((curwin->w_virtcol - width1) / width2 + 1) 6132 * width2; 6133 coladvance((colnr_T)i); 6134 6135 // Make sure we stick in this column. 6136 validate_virtcol(); 6137 curwin->w_curswant = curwin->w_virtcol; 6138 curwin->w_set_curswant = FALSE; 6139 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap) 6140 { 6141 /* 6142 * Check for landing on a character that got split at 6143 * the end of the line. We do not want to advance to 6144 * the next screen line. 6145 */ 6146 if (curwin->w_virtcol > (colnr_T)i) 6147 --curwin->w_cursor.col; 6148 } 6149 } 6150 else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL) 6151 clearopbeep(oap); 6152 } 6153 else 6154 { 6155 if (cap->count1 > 1) 6156 // if it fails, let the cursor still move to the last char 6157 (void)cursor_down(cap->count1 - 1, FALSE); 6158 6159 i = curwin->w_leftcol + curwin->w_width - col_off - 1; 6160 coladvance((colnr_T)i); 6161 6162 // if the character doesn't fit move one back 6163 if (curwin->w_cursor.col > 0 6164 && (*mb_ptr2cells)(ml_get_cursor()) > 1) 6165 { 6166 colnr_T vcol; 6167 6168 getvvcol(curwin, &curwin->w_cursor, NULL, NULL, &vcol); 6169 if (vcol >= curwin->w_leftcol + curwin->w_width - col_off) 6170 --curwin->w_cursor.col; 6171 } 6172 6173 // Make sure we stick in this column. 6174 validate_virtcol(); 6175 curwin->w_curswant = curwin->w_virtcol; 6176 curwin->w_set_curswant = FALSE; 6177 } 6178 } 6179 break; 6180 6181 /* 6182 * "g*" and "g#", like "*" and "#" but without using "\<" and "\>" 6183 */ 6184 case '*': 6185 case '#': 6186 #if POUND != '#' 6187 case POUND: // pound sign (sometimes equal to '#') 6188 #endif 6189 case Ctrl_RSB: // :tag or :tselect for current identifier 6190 case ']': // :tselect for current identifier 6191 nv_ident(cap); 6192 break; 6193 6194 /* 6195 * ge and gE: go back to end of word 6196 */ 6197 case 'e': 6198 case 'E': 6199 oap->motion_type = MCHAR; 6200 curwin->w_set_curswant = TRUE; 6201 oap->inclusive = TRUE; 6202 if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL) 6203 clearopbeep(oap); 6204 break; 6205 6206 /* 6207 * "g CTRL-G": display info about cursor position 6208 */ 6209 case Ctrl_G: 6210 cursor_pos_info(NULL); 6211 break; 6212 6213 /* 6214 * "gi": start Insert at the last position. 6215 */ 6216 case 'i': 6217 if (curbuf->b_last_insert.lnum != 0) 6218 { 6219 curwin->w_cursor = curbuf->b_last_insert; 6220 check_cursor_lnum(); 6221 i = (int)STRLEN(ml_get_curline()); 6222 if (curwin->w_cursor.col > (colnr_T)i) 6223 { 6224 if (virtual_active()) 6225 curwin->w_cursor.coladd += curwin->w_cursor.col - i; 6226 curwin->w_cursor.col = i; 6227 } 6228 } 6229 cap->cmdchar = 'i'; 6230 nv_edit(cap); 6231 break; 6232 6233 /* 6234 * "gI": Start insert in column 1. 6235 */ 6236 case 'I': 6237 beginline(0); 6238 if (!checkclearopq(oap)) 6239 invoke_edit(cap, FALSE, 'g', FALSE); 6240 break; 6241 6242 #ifdef FEAT_SEARCHPATH 6243 /* 6244 * "gf": goto file, edit file under cursor 6245 * "]f" and "[f": can also be used. 6246 */ 6247 case 'f': 6248 case 'F': 6249 nv_gotofile(cap); 6250 break; 6251 #endif 6252 6253 // "g'm" and "g`m": jump to mark without setting pcmark 6254 case '\'': 6255 cap->arg = TRUE; 6256 // FALLTHROUGH 6257 case '`': 6258 nv_gomark(cap); 6259 break; 6260 6261 /* 6262 * "gs": Goto sleep. 6263 */ 6264 case 's': 6265 do_sleep(cap->count1 * 1000L, FALSE); 6266 break; 6267 6268 /* 6269 * "ga": Display the ascii value of the character under the 6270 * cursor. It is displayed in decimal, hex, and octal. -- webb 6271 */ 6272 case 'a': 6273 do_ascii(NULL); 6274 break; 6275 6276 /* 6277 * "g8": Display the bytes used for the UTF-8 character under the 6278 * cursor. It is displayed in hex. 6279 * "8g8" finds illegal byte sequence. 6280 */ 6281 case '8': 6282 if (cap->count0 == 8) 6283 utf_find_illegal(); 6284 else 6285 show_utf8(); 6286 break; 6287 6288 // "g<": show scrollback text 6289 case '<': 6290 show_sb_text(); 6291 break; 6292 6293 /* 6294 * "gg": Goto the first line in file. With a count it goes to 6295 * that line number like for "G". -- webb 6296 */ 6297 case 'g': 6298 cap->arg = FALSE; 6299 nv_goto(cap); 6300 break; 6301 6302 /* 6303 * Two-character operators: 6304 * "gq" Format text 6305 * "gw" Format text and keep cursor position 6306 * "g~" Toggle the case of the text. 6307 * "gu" Change text to lower case. 6308 * "gU" Change text to upper case. 6309 * "g?" rot13 encoding 6310 * "g@" call 'operatorfunc' 6311 */ 6312 case 'q': 6313 case 'w': 6314 oap->cursor_start = curwin->w_cursor; 6315 // FALLTHROUGH 6316 case '~': 6317 case 'u': 6318 case 'U': 6319 case '?': 6320 case '@': 6321 nv_operator(cap); 6322 break; 6323 6324 /* 6325 * "gd": Find first occurrence of pattern under the cursor in the 6326 * current function 6327 * "gD": idem, but in the current file. 6328 */ 6329 case 'd': 6330 case 'D': 6331 nv_gd(oap, cap->nchar, (int)cap->count0); 6332 break; 6333 6334 /* 6335 * g<*Mouse> : <C-*mouse> 6336 */ 6337 case K_MIDDLEMOUSE: 6338 case K_MIDDLEDRAG: 6339 case K_MIDDLERELEASE: 6340 case K_LEFTMOUSE: 6341 case K_LEFTDRAG: 6342 case K_LEFTRELEASE: 6343 case K_MOUSEMOVE: 6344 case K_RIGHTMOUSE: 6345 case K_RIGHTDRAG: 6346 case K_RIGHTRELEASE: 6347 case K_X1MOUSE: 6348 case K_X1DRAG: 6349 case K_X1RELEASE: 6350 case K_X2MOUSE: 6351 case K_X2DRAG: 6352 case K_X2RELEASE: 6353 mod_mask = MOD_MASK_CTRL; 6354 (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0); 6355 break; 6356 6357 case K_IGNORE: 6358 break; 6359 6360 /* 6361 * "gP" and "gp": same as "P" and "p" but leave cursor just after new text 6362 */ 6363 case 'p': 6364 case 'P': 6365 nv_put(cap); 6366 break; 6367 6368 #ifdef FEAT_BYTEOFF 6369 // "go": goto byte count from start of buffer 6370 case 'o': 6371 goto_byte(cap->count0); 6372 break; 6373 #endif 6374 6375 // "gQ": improved Ex mode 6376 case 'Q': 6377 if (text_locked()) 6378 { 6379 clearopbeep(cap->oap); 6380 text_locked_msg(); 6381 break; 6382 } 6383 6384 if (!checkclearopq(oap)) 6385 do_exmode(TRUE); 6386 break; 6387 6388 #ifdef FEAT_JUMPLIST 6389 case ',': 6390 nv_pcmark(cap); 6391 break; 6392 6393 case ';': 6394 cap->count1 = -cap->count1; 6395 nv_pcmark(cap); 6396 break; 6397 #endif 6398 6399 case 't': 6400 if (!checkclearop(oap)) 6401 goto_tabpage((int)cap->count0); 6402 break; 6403 case 'T': 6404 if (!checkclearop(oap)) 6405 goto_tabpage(-(int)cap->count1); 6406 break; 6407 6408 case TAB: 6409 if (!checkclearop(oap) && goto_tabpage_lastused() == FAIL) 6410 clearopbeep(oap); 6411 break; 6412 6413 case '+': 6414 case '-': // "g+" and "g-": undo or redo along the timeline 6415 if (!checkclearopq(oap)) 6416 undo_time(cap->nchar == '-' ? -cap->count1 : cap->count1, 6417 FALSE, FALSE, FALSE); 6418 break; 6419 6420 default: 6421 clearopbeep(oap); 6422 break; 6423 } 6424 } 6425 6426 /* 6427 * Handle "o" and "O" commands. 6428 */ 6429 static void 6430 n_opencmd(cmdarg_T *cap) 6431 { 6432 #ifdef FEAT_CONCEAL 6433 linenr_T oldline = curwin->w_cursor.lnum; 6434 #endif 6435 6436 if (!checkclearopq(cap->oap)) 6437 { 6438 #ifdef FEAT_FOLDING 6439 if (cap->cmdchar == 'O') 6440 // Open above the first line of a folded sequence of lines 6441 (void)hasFolding(curwin->w_cursor.lnum, 6442 &curwin->w_cursor.lnum, NULL); 6443 else 6444 // Open below the last line of a folded sequence of lines 6445 (void)hasFolding(curwin->w_cursor.lnum, 6446 NULL, &curwin->w_cursor.lnum); 6447 #endif 6448 if (u_save((linenr_T)(curwin->w_cursor.lnum - 6449 (cap->cmdchar == 'O' ? 1 : 0)), 6450 (linenr_T)(curwin->w_cursor.lnum + 6451 (cap->cmdchar == 'o' ? 1 : 0)) 6452 ) == OK 6453 && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD, 6454 has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM : 0, 6455 0) == OK) 6456 { 6457 #ifdef FEAT_CONCEAL 6458 if (curwin->w_p_cole > 0 && oldline != curwin->w_cursor.lnum) 6459 redrawWinline(curwin, oldline); 6460 #endif 6461 #ifdef FEAT_SYN_HL 6462 if (curwin->w_p_cul) 6463 // force redraw of cursorline 6464 curwin->w_valid &= ~VALID_CROW; 6465 #endif 6466 // When '#' is in 'cpoptions' ignore the count. 6467 if (vim_strchr(p_cpo, CPO_HASH) != NULL) 6468 cap->count1 = 1; 6469 invoke_edit(cap, FALSE, cap->cmdchar, TRUE); 6470 } 6471 } 6472 } 6473 6474 /* 6475 * "." command: redo last change. 6476 */ 6477 static void 6478 nv_dot(cmdarg_T *cap) 6479 { 6480 if (!checkclearopq(cap->oap)) 6481 { 6482 /* 6483 * If "restart_edit" is TRUE, the last but one command is repeated 6484 * instead of the last command (inserting text). This is used for 6485 * CTRL-O <.> in insert mode. 6486 */ 6487 if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL) 6488 clearopbeep(cap->oap); 6489 } 6490 } 6491 6492 /* 6493 * CTRL-R: undo undo 6494 */ 6495 static void 6496 nv_redo(cmdarg_T *cap) 6497 { 6498 if (!checkclearopq(cap->oap)) 6499 { 6500 u_redo((int)cap->count1); 6501 curwin->w_set_curswant = TRUE; 6502 } 6503 } 6504 6505 /* 6506 * Handle "U" command. 6507 */ 6508 static void 6509 nv_Undo(cmdarg_T *cap) 6510 { 6511 // In Visual mode and typing "gUU" triggers an operator 6512 if (cap->oap->op_type == OP_UPPER || VIsual_active) 6513 { 6514 // translate "gUU" to "gUgU" 6515 cap->cmdchar = 'g'; 6516 cap->nchar = 'U'; 6517 nv_operator(cap); 6518 } 6519 else if (!checkclearopq(cap->oap)) 6520 { 6521 u_undoline(); 6522 curwin->w_set_curswant = TRUE; 6523 } 6524 } 6525 6526 /* 6527 * '~' command: If tilde is not an operator and Visual is off: swap case of a 6528 * single character. 6529 */ 6530 static void 6531 nv_tilde(cmdarg_T *cap) 6532 { 6533 if (!p_to && !VIsual_active && cap->oap->op_type != OP_TILDE) 6534 { 6535 #ifdef FEAT_JOB_CHANNEL 6536 if (bt_prompt(curbuf) && !prompt_curpos_editable()) 6537 { 6538 clearopbeep(cap->oap); 6539 return; 6540 } 6541 #endif 6542 n_swapchar(cap); 6543 } 6544 else 6545 nv_operator(cap); 6546 } 6547 6548 /* 6549 * Handle an operator command. 6550 * The actual work is done by do_pending_operator(). 6551 */ 6552 static void 6553 nv_operator(cmdarg_T *cap) 6554 { 6555 int op_type; 6556 6557 op_type = get_op_type(cap->cmdchar, cap->nchar); 6558 #ifdef FEAT_JOB_CHANNEL 6559 if (bt_prompt(curbuf) && op_is_change(op_type) && !prompt_curpos_editable()) 6560 { 6561 clearopbeep(cap->oap); 6562 return; 6563 } 6564 #endif 6565 6566 if (op_type == cap->oap->op_type) // double operator works on lines 6567 nv_lineop(cap); 6568 else if (!checkclearop(cap->oap)) 6569 { 6570 cap->oap->start = curwin->w_cursor; 6571 cap->oap->op_type = op_type; 6572 #ifdef FEAT_EVAL 6573 set_op_var(op_type); 6574 #endif 6575 } 6576 } 6577 6578 #ifdef FEAT_EVAL 6579 /* 6580 * Set v:operator to the characters for "optype". 6581 */ 6582 static void 6583 set_op_var(int optype) 6584 { 6585 char_u opchars[3]; 6586 6587 if (optype == OP_NOP) 6588 set_vim_var_string(VV_OP, NULL, 0); 6589 else 6590 { 6591 opchars[0] = get_op_char(optype); 6592 opchars[1] = get_extra_op_char(optype); 6593 opchars[2] = NUL; 6594 set_vim_var_string(VV_OP, opchars, -1); 6595 } 6596 } 6597 #endif 6598 6599 /* 6600 * Handle linewise operator "dd", "yy", etc. 6601 * 6602 * "_" is is a strange motion command that helps make operators more logical. 6603 * It is actually implemented, but not documented in the real Vi. This motion 6604 * command actually refers to "the current line". Commands like "dd" and "yy" 6605 * are really an alternate form of "d_" and "y_". It does accept a count, so 6606 * "d3_" works to delete 3 lines. 6607 */ 6608 static void 6609 nv_lineop(cmdarg_T *cap) 6610 { 6611 cap->oap->motion_type = MLINE; 6612 if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL) 6613 clearopbeep(cap->oap); 6614 else if ( (cap->oap->op_type == OP_DELETE // only with linewise motions 6615 && cap->oap->motion_force != 'v' 6616 && cap->oap->motion_force != Ctrl_V) 6617 || cap->oap->op_type == OP_LSHIFT 6618 || cap->oap->op_type == OP_RSHIFT) 6619 beginline(BL_SOL | BL_FIX); 6620 else if (cap->oap->op_type != OP_YANK) // 'Y' does not move cursor 6621 beginline(BL_WHITE | BL_FIX); 6622 } 6623 6624 /* 6625 * <Home> command. 6626 */ 6627 static void 6628 nv_home(cmdarg_T *cap) 6629 { 6630 // CTRL-HOME is like "gg" 6631 if (mod_mask & MOD_MASK_CTRL) 6632 nv_goto(cap); 6633 else 6634 { 6635 cap->count0 = 1; 6636 nv_pipe(cap); 6637 } 6638 ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a 6639 // one-character line). 6640 } 6641 6642 /* 6643 * "|" command. 6644 */ 6645 static void 6646 nv_pipe(cmdarg_T *cap) 6647 { 6648 cap->oap->motion_type = MCHAR; 6649 cap->oap->inclusive = FALSE; 6650 beginline(0); 6651 if (cap->count0 > 0) 6652 { 6653 coladvance((colnr_T)(cap->count0 - 1)); 6654 curwin->w_curswant = (colnr_T)(cap->count0 - 1); 6655 } 6656 else 6657 curwin->w_curswant = 0; 6658 // keep curswant at the column where we wanted to go, not where 6659 // we ended; differs if line is too short 6660 curwin->w_set_curswant = FALSE; 6661 } 6662 6663 /* 6664 * Handle back-word command "b" and "B". 6665 * cap->arg is 1 for "B" 6666 */ 6667 static void 6668 nv_bck_word(cmdarg_T *cap) 6669 { 6670 cap->oap->motion_type = MCHAR; 6671 cap->oap->inclusive = FALSE; 6672 curwin->w_set_curswant = TRUE; 6673 if (bck_word(cap->count1, cap->arg, FALSE) == FAIL) 6674 clearopbeep(cap->oap); 6675 #ifdef FEAT_FOLDING 6676 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6677 foldOpenCursor(); 6678 #endif 6679 } 6680 6681 /* 6682 * Handle word motion commands "e", "E", "w" and "W". 6683 * cap->arg is TRUE for "E" and "W". 6684 */ 6685 static void 6686 nv_wordcmd(cmdarg_T *cap) 6687 { 6688 int n; 6689 int word_end; 6690 int flag = FALSE; 6691 pos_T startpos = curwin->w_cursor; 6692 6693 /* 6694 * Set inclusive for the "E" and "e" command. 6695 */ 6696 if (cap->cmdchar == 'e' || cap->cmdchar == 'E') 6697 word_end = TRUE; 6698 else 6699 word_end = FALSE; 6700 cap->oap->inclusive = word_end; 6701 6702 /* 6703 * "cw" and "cW" are a special case. 6704 */ 6705 if (!word_end && cap->oap->op_type == OP_CHANGE) 6706 { 6707 n = gchar_cursor(); 6708 if (n != NUL) // not an empty line 6709 { 6710 if (VIM_ISWHITE(n)) 6711 { 6712 /* 6713 * Reproduce a funny Vi behaviour: "cw" on a blank only 6714 * changes one character, not all blanks until the start of 6715 * the next word. Only do this when the 'w' flag is included 6716 * in 'cpoptions'. 6717 */ 6718 if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL) 6719 { 6720 cap->oap->inclusive = TRUE; 6721 cap->oap->motion_type = MCHAR; 6722 return; 6723 } 6724 } 6725 else 6726 { 6727 /* 6728 * This is a little strange. To match what the real Vi does, 6729 * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided 6730 * that we are not on a space or a TAB. This seems impolite 6731 * at first, but it's really more what we mean when we say 6732 * 'cw'. 6733 * Another strangeness: When standing on the end of a word 6734 * "ce" will change until the end of the next word, but "cw" 6735 * will change only one character! This is done by setting 6736 * flag. 6737 */ 6738 cap->oap->inclusive = TRUE; 6739 word_end = TRUE; 6740 flag = TRUE; 6741 } 6742 } 6743 } 6744 6745 cap->oap->motion_type = MCHAR; 6746 curwin->w_set_curswant = TRUE; 6747 if (word_end) 6748 n = end_word(cap->count1, cap->arg, flag, FALSE); 6749 else 6750 n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP); 6751 6752 // Don't leave the cursor on the NUL past the end of line. Unless we 6753 // didn't move it forward. 6754 if (LT_POS(startpos, curwin->w_cursor)) 6755 adjust_cursor(cap->oap); 6756 6757 if (n == FAIL && cap->oap->op_type == OP_NOP) 6758 clearopbeep(cap->oap); 6759 else 6760 { 6761 adjust_for_sel(cap); 6762 #ifdef FEAT_FOLDING 6763 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6764 foldOpenCursor(); 6765 #endif 6766 } 6767 } 6768 6769 /* 6770 * Used after a movement command: If the cursor ends up on the NUL after the 6771 * end of the line, may move it back to the last character and make the motion 6772 * inclusive. 6773 */ 6774 static void 6775 adjust_cursor(oparg_T *oap) 6776 { 6777 // The cursor cannot remain on the NUL when: 6778 // - the column is > 0 6779 // - not in Visual mode or 'selection' is "o" 6780 // - 'virtualedit' is not "all" and not "onemore". 6781 if (curwin->w_cursor.col > 0 && gchar_cursor() == NUL 6782 && (!VIsual_active || *p_sel == 'o') 6783 && !virtual_active() && (ve_flags & VE_ONEMORE) == 0) 6784 { 6785 --curwin->w_cursor.col; 6786 // prevent cursor from moving on the trail byte 6787 if (has_mbyte) 6788 mb_adjust_cursor(); 6789 oap->inclusive = TRUE; 6790 } 6791 } 6792 6793 /* 6794 * "0" and "^" commands. 6795 * cap->arg is the argument for beginline(). 6796 */ 6797 static void 6798 nv_beginline(cmdarg_T *cap) 6799 { 6800 cap->oap->motion_type = MCHAR; 6801 cap->oap->inclusive = FALSE; 6802 beginline(cap->arg); 6803 #ifdef FEAT_FOLDING 6804 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP) 6805 foldOpenCursor(); 6806 #endif 6807 ins_at_eol = FALSE; // Don't move cursor past eol (only necessary in a 6808 // one-character line). 6809 } 6810 6811 /* 6812 * In exclusive Visual mode, may include the last character. 6813 */ 6814 static void 6815 adjust_for_sel(cmdarg_T *cap) 6816 { 6817 if (VIsual_active && cap->oap->inclusive && *p_sel == 'e' 6818 && gchar_cursor() != NUL && LT_POS(VIsual, curwin->w_cursor)) 6819 { 6820 if (has_mbyte) 6821 inc_cursor(); 6822 else 6823 ++curwin->w_cursor.col; 6824 cap->oap->inclusive = FALSE; 6825 } 6826 } 6827 6828 /* 6829 * Exclude last character at end of Visual area for 'selection' == "exclusive". 6830 * Should check VIsual_mode before calling this. 6831 * Returns TRUE when backed up to the previous line. 6832 */ 6833 int 6834 unadjust_for_sel(void) 6835 { 6836 pos_T *pp; 6837 6838 if (*p_sel == 'e' && !EQUAL_POS(VIsual, curwin->w_cursor)) 6839 { 6840 if (LT_POS(VIsual, curwin->w_cursor)) 6841 pp = &curwin->w_cursor; 6842 else 6843 pp = &VIsual; 6844 if (pp->coladd > 0) 6845 --pp->coladd; 6846 else 6847 if (pp->col > 0) 6848 { 6849 --pp->col; 6850 mb_adjustpos(curbuf, pp); 6851 } 6852 else if (pp->lnum > 1) 6853 { 6854 --pp->lnum; 6855 pp->col = (colnr_T)STRLEN(ml_get(pp->lnum)); 6856 return TRUE; 6857 } 6858 } 6859 return FALSE; 6860 } 6861 6862 /* 6863 * SELECT key in Normal or Visual mode: end of Select mode mapping. 6864 */ 6865 static void 6866 nv_select(cmdarg_T *cap) 6867 { 6868 if (VIsual_active) 6869 VIsual_select = TRUE; 6870 else if (VIsual_reselect) 6871 { 6872 cap->nchar = 'v'; // fake "gv" command 6873 cap->arg = TRUE; 6874 nv_g_cmd(cap); 6875 } 6876 } 6877 6878 6879 /* 6880 * "G", "gg", CTRL-END, CTRL-HOME. 6881 * cap->arg is TRUE for "G". 6882 */ 6883 static void 6884 nv_goto(cmdarg_T *cap) 6885 { 6886 linenr_T lnum; 6887 6888 if (cap->arg) 6889 lnum = curbuf->b_ml.ml_line_count; 6890 else 6891 lnum = 1L; 6892 cap->oap->motion_type = MLINE; 6893 setpcmark(); 6894 6895 // When a count is given, use it instead of the default lnum 6896 if (cap->count0 != 0) 6897 lnum = cap->count0; 6898 if (lnum < 1L) 6899 lnum = 1L; 6900 else if (lnum > curbuf->b_ml.ml_line_count) 6901 lnum = curbuf->b_ml.ml_line_count; 6902 curwin->w_cursor.lnum = lnum; 6903 beginline(BL_SOL | BL_FIX); 6904 #ifdef FEAT_FOLDING 6905 if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP) 6906 foldOpenCursor(); 6907 #endif 6908 } 6909 6910 /* 6911 * CTRL-\ in Normal mode. 6912 */ 6913 static void 6914 nv_normal(cmdarg_T *cap) 6915 { 6916 if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G) 6917 { 6918 clearop(cap->oap); 6919 if (restart_edit != 0 && mode_displayed) 6920 clear_cmdline = TRUE; // unshow mode later 6921 restart_edit = 0; 6922 #ifdef FEAT_CMDWIN 6923 if (cmdwin_type != 0) 6924 cmdwin_result = Ctrl_C; 6925 #endif 6926 if (VIsual_active) 6927 { 6928 end_visual_mode(); // stop Visual 6929 redraw_curbuf_later(INVERTED); 6930 } 6931 // CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. 6932 if (cap->nchar == Ctrl_G && p_im) 6933 restart_edit = 'a'; 6934 } 6935 else 6936 clearopbeep(cap->oap); 6937 } 6938 6939 /* 6940 * ESC in Normal mode: beep, but don't flush buffers. 6941 * Don't even beep if we are canceling a command. 6942 */ 6943 static void 6944 nv_esc(cmdarg_T *cap) 6945 { 6946 int no_reason; 6947 6948 no_reason = (cap->oap->op_type == OP_NOP 6949 && cap->opcount == 0 6950 && cap->count0 == 0 6951 && cap->oap->regname == 0 6952 && !p_im); 6953 6954 if (cap->arg) // TRUE for CTRL-C 6955 { 6956 if (restart_edit == 0 6957 #ifdef FEAT_CMDWIN 6958 && cmdwin_type == 0 6959 #endif 6960 && !VIsual_active 6961 && no_reason) 6962 { 6963 if (anyBufIsChanged()) 6964 msg(_("Type :qa! and press <Enter> to abandon all changes and exit Vim")); 6965 else 6966 msg(_("Type :qa and press <Enter> to exit Vim")); 6967 } 6968 6969 // Don't reset "restart_edit" when 'insertmode' is set, it won't be 6970 // set again below when halfway a mapping. 6971 if (!p_im) 6972 restart_edit = 0; 6973 #ifdef FEAT_CMDWIN 6974 if (cmdwin_type != 0) 6975 { 6976 cmdwin_result = K_IGNORE; 6977 got_int = FALSE; // don't stop executing autocommands et al. 6978 return; 6979 } 6980 #endif 6981 } 6982 #ifdef FEAT_CMDWIN 6983 else if (cmdwin_type != 0 && ex_normal_busy) 6984 { 6985 // When :normal runs out of characters while in the command line window 6986 // vgetorpeek() will return ESC. Exit the cmdline window to break the 6987 // loop. 6988 cmdwin_result = K_IGNORE; 6989 return; 6990 } 6991 #endif 6992 6993 if (VIsual_active) 6994 { 6995 end_visual_mode(); // stop Visual 6996 check_cursor_col(); // make sure cursor is not beyond EOL 6997 curwin->w_set_curswant = TRUE; 6998 redraw_curbuf_later(INVERTED); 6999 } 7000 else if (no_reason) 7001 vim_beep(BO_ESC); 7002 clearop(cap->oap); 7003 7004 // A CTRL-C is often used at the start of a menu. When 'insertmode' is 7005 // set return to Insert mode afterwards. 7006 if (restart_edit == 0 && goto_im() && ex_normal_busy == 0) 7007 restart_edit = 'a'; 7008 } 7009 7010 /* 7011 * Move the cursor for the "A" command. 7012 */ 7013 void 7014 set_cursor_for_append_to_line(void) 7015 { 7016 curwin->w_set_curswant = TRUE; 7017 if (ve_flags == VE_ALL) 7018 { 7019 int save_State = State; 7020 7021 // Pretend Insert mode here to allow the cursor on the 7022 // character past the end of the line 7023 State = INSERT; 7024 coladvance((colnr_T)MAXCOL); 7025 State = save_State; 7026 } 7027 else 7028 curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor()); 7029 } 7030 7031 /* 7032 * Handle "A", "a", "I", "i" and <Insert> commands. 7033 * Also handle K_PS, start bracketed paste. 7034 */ 7035 static void 7036 nv_edit(cmdarg_T *cap) 7037 { 7038 // <Insert> is equal to "i" 7039 if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS) 7040 cap->cmdchar = 'i'; 7041 7042 // in Visual mode "A" and "I" are an operator 7043 if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I')) 7044 { 7045 #ifdef FEAT_TERMINAL 7046 if (term_in_normal_mode()) 7047 { 7048 end_visual_mode(); 7049 clearop(cap->oap); 7050 term_enter_job_mode(); 7051 return; 7052 } 7053 #endif 7054 v_visop(cap); 7055 } 7056 7057 // in Visual mode and after an operator "a" and "i" are for text objects 7058 else if ((cap->cmdchar == 'a' || cap->cmdchar == 'i') 7059 && (cap->oap->op_type != OP_NOP || VIsual_active)) 7060 { 7061 #ifdef FEAT_TEXTOBJ 7062 nv_object(cap); 7063 #else 7064 clearopbeep(cap->oap); 7065 #endif 7066 } 7067 #ifdef FEAT_TERMINAL 7068 else if (term_in_normal_mode()) 7069 { 7070 clearop(cap->oap); 7071 term_enter_job_mode(); 7072 return; 7073 } 7074 #endif 7075 else if (!curbuf->b_p_ma && !p_im) 7076 { 7077 // Only give this error when 'insertmode' is off. 7078 emsg(_(e_cannot_make_changes_modifiable_is_off)); 7079 clearop(cap->oap); 7080 if (cap->cmdchar == K_PS) 7081 // drop the pasted text 7082 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7083 } 7084 else if (cap->cmdchar == K_PS && VIsual_active) 7085 { 7086 pos_T old_pos = curwin->w_cursor; 7087 pos_T old_visual = VIsual; 7088 7089 // In Visual mode the selected text is deleted. 7090 if (VIsual_mode == 'V' || curwin->w_cursor.lnum != VIsual.lnum) 7091 { 7092 shift_delete_registers(); 7093 cap->oap->regname = '1'; 7094 } 7095 else 7096 cap->oap->regname = '-'; 7097 cap->cmdchar = 'd'; 7098 cap->nchar = NUL; 7099 nv_operator(cap); 7100 do_pending_operator(cap, 0, FALSE); 7101 cap->cmdchar = K_PS; 7102 7103 // When the last char in the line was deleted then append. Detect this 7104 // by checking if the cursor moved to before the Visual area. 7105 if (*ml_get_cursor() != NUL && LT_POS(curwin->w_cursor, old_pos) 7106 && LT_POS(curwin->w_cursor, old_visual)) 7107 inc_cursor(); 7108 7109 // Insert to replace the deleted text with the pasted text. 7110 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7111 } 7112 else if (!checkclearopq(cap->oap)) 7113 { 7114 switch (cap->cmdchar) 7115 { 7116 case 'A': // "A"ppend after the line 7117 set_cursor_for_append_to_line(); 7118 break; 7119 7120 case 'I': // "I"nsert before the first non-blank 7121 if (vim_strchr(p_cpo, CPO_INSEND) == NULL) 7122 beginline(BL_WHITE); 7123 else 7124 beginline(BL_WHITE|BL_FIX); 7125 break; 7126 7127 case K_PS: 7128 // Bracketed paste works like "a"ppend, unless the cursor is in 7129 // the first column, then it inserts. 7130 if (curwin->w_cursor.col == 0) 7131 break; 7132 // FALLTHROUGH 7133 7134 case 'a': // "a"ppend is like "i"nsert on the next character. 7135 // increment coladd when in virtual space, increment the 7136 // column otherwise, also to append after an unprintable char 7137 if (virtual_active() 7138 && (curwin->w_cursor.coladd > 0 7139 || *ml_get_cursor() == NUL 7140 || *ml_get_cursor() == TAB)) 7141 curwin->w_cursor.coladd++; 7142 else if (*ml_get_cursor() != NUL) 7143 inc_cursor(); 7144 break; 7145 } 7146 7147 if (curwin->w_cursor.coladd && cap->cmdchar != 'A') 7148 { 7149 int save_State = State; 7150 7151 // Pretend Insert mode here to allow the cursor on the 7152 // character past the end of the line 7153 State = INSERT; 7154 coladvance(getviscol()); 7155 State = save_State; 7156 } 7157 7158 invoke_edit(cap, FALSE, cap->cmdchar, FALSE); 7159 } 7160 else if (cap->cmdchar == K_PS) 7161 // drop the pasted text 7162 bracketed_paste(PASTE_INSERT, TRUE, NULL); 7163 } 7164 7165 /* 7166 * Invoke edit() and take care of "restart_edit" and the return value. 7167 */ 7168 static void 7169 invoke_edit( 7170 cmdarg_T *cap, 7171 int repl, // "r" or "gr" command 7172 int cmd, 7173 int startln) 7174 { 7175 int restart_edit_save = 0; 7176 7177 // Complicated: When the user types "a<C-O>a" we don't want to do Insert 7178 // mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow 7179 // it. 7180 if (repl || !stuff_empty()) 7181 restart_edit_save = restart_edit; 7182 else 7183 restart_edit_save = 0; 7184 7185 // Always reset "restart_edit", this is not a restarted edit. 7186 restart_edit = 0; 7187 7188 if (edit(cmd, startln, cap->count1)) 7189 cap->retval |= CA_COMMAND_BUSY; 7190 7191 if (restart_edit == 0) 7192 restart_edit = restart_edit_save; 7193 } 7194 7195 #ifdef FEAT_TEXTOBJ 7196 /* 7197 * "a" or "i" while an operator is pending or in Visual mode: object motion. 7198 */ 7199 static void 7200 nv_object( 7201 cmdarg_T *cap) 7202 { 7203 int flag; 7204 int include; 7205 char_u *mps_save; 7206 7207 if (cap->cmdchar == 'i') 7208 include = FALSE; // "ix" = inner object: exclude white space 7209 else 7210 include = TRUE; // "ax" = an object: include white space 7211 7212 // Make sure (), [], {} and <> are in 'matchpairs' 7213 mps_save = curbuf->b_p_mps; 7214 curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>"; 7215 7216 switch (cap->nchar) 7217 { 7218 case 'w': // "aw" = a word 7219 flag = current_word(cap->oap, cap->count1, include, FALSE); 7220 break; 7221 case 'W': // "aW" = a WORD 7222 flag = current_word(cap->oap, cap->count1, include, TRUE); 7223 break; 7224 case 'b': // "ab" = a braces block 7225 case '(': 7226 case ')': 7227 flag = current_block(cap->oap, cap->count1, include, '(', ')'); 7228 break; 7229 case 'B': // "aB" = a Brackets block 7230 case '{': 7231 case '}': 7232 flag = current_block(cap->oap, cap->count1, include, '{', '}'); 7233 break; 7234 case '[': // "a[" = a [] block 7235 case ']': 7236 flag = current_block(cap->oap, cap->count1, include, '[', ']'); 7237 break; 7238 case '<': // "a<" = a <> block 7239 case '>': 7240 flag = current_block(cap->oap, cap->count1, include, '<', '>'); 7241 break; 7242 case 't': // "at" = a tag block (xml and html) 7243 // Do not adjust oap->end in do_pending_operator() 7244 // otherwise there are different results for 'dit' 7245 // (note leading whitespace in last line): 7246 // 1) <b> 2) <b> 7247 // foobar foobar 7248 // </b> </b> 7249 cap->retval |= CA_NO_ADJ_OP_END; 7250 flag = current_tagblock(cap->oap, cap->count1, include); 7251 break; 7252 case 'p': // "ap" = a paragraph 7253 flag = current_par(cap->oap, cap->count1, include, 'p'); 7254 break; 7255 case 's': // "as" = a sentence 7256 flag = current_sent(cap->oap, cap->count1, include); 7257 break; 7258 case '"': // "a"" = a double quoted string 7259 case '\'': // "a'" = a single quoted string 7260 case '`': // "a`" = a backtick quoted string 7261 flag = current_quote(cap->oap, cap->count1, include, 7262 cap->nchar); 7263 break; 7264 #if 0 // TODO 7265 case 'S': // "aS" = a section 7266 case 'f': // "af" = a filename 7267 case 'u': // "au" = a URL 7268 #endif 7269 default: 7270 flag = FAIL; 7271 break; 7272 } 7273 7274 curbuf->b_p_mps = mps_save; 7275 if (flag == FAIL) 7276 clearopbeep(cap->oap); 7277 adjust_cursor_col(); 7278 curwin->w_set_curswant = TRUE; 7279 } 7280 #endif 7281 7282 /* 7283 * "q" command: Start/stop recording. 7284 * "q:", "q/", "q?": edit command-line in command-line window. 7285 */ 7286 static void 7287 nv_record(cmdarg_T *cap) 7288 { 7289 if (cap->oap->op_type == OP_FORMAT) 7290 { 7291 // "gqq" is the same as "gqgq": format line 7292 cap->cmdchar = 'g'; 7293 cap->nchar = 'q'; 7294 nv_operator(cap); 7295 } 7296 else if (!checkclearop(cap->oap)) 7297 { 7298 #ifdef FEAT_CMDWIN 7299 if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?') 7300 { 7301 stuffcharReadbuff(cap->nchar); 7302 stuffcharReadbuff(K_CMDWIN); 7303 } 7304 else 7305 #endif 7306 // (stop) recording into a named register, unless executing a 7307 // register 7308 if (reg_executing == 0 && do_record(cap->nchar) == FAIL) 7309 clearopbeep(cap->oap); 7310 } 7311 } 7312 7313 /* 7314 * Handle the "@r" command. 7315 */ 7316 static void 7317 nv_at(cmdarg_T *cap) 7318 { 7319 if (checkclearop(cap->oap)) 7320 return; 7321 #ifdef FEAT_EVAL 7322 if (cap->nchar == '=') 7323 { 7324 if (get_expr_register() == NUL) 7325 return; 7326 } 7327 #endif 7328 while (cap->count1-- && !got_int) 7329 { 7330 if (do_execreg(cap->nchar, FALSE, FALSE, FALSE) == FAIL) 7331 { 7332 clearopbeep(cap->oap); 7333 break; 7334 } 7335 line_breakcheck(); 7336 } 7337 } 7338 7339 /* 7340 * Handle the CTRL-U and CTRL-D commands. 7341 */ 7342 static void 7343 nv_halfpage(cmdarg_T *cap) 7344 { 7345 if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1) 7346 || (cap->cmdchar == Ctrl_D 7347 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)) 7348 clearopbeep(cap->oap); 7349 else if (!checkclearop(cap->oap)) 7350 halfpage(cap->cmdchar == Ctrl_D, cap->count0); 7351 } 7352 7353 /* 7354 * Handle "J" or "gJ" command. 7355 */ 7356 static void 7357 nv_join(cmdarg_T *cap) 7358 { 7359 if (VIsual_active) // join the visual lines 7360 nv_operator(cap); 7361 else if (!checkclearop(cap->oap)) 7362 { 7363 if (cap->count0 <= 1) 7364 cap->count0 = 2; // default for join is two lines! 7365 if (curwin->w_cursor.lnum + cap->count0 - 1 > 7366 curbuf->b_ml.ml_line_count) 7367 { 7368 // can't join when on the last line 7369 if (cap->count0 <= 2) 7370 { 7371 clearopbeep(cap->oap); 7372 return; 7373 } 7374 cap->count0 = curbuf->b_ml.ml_line_count 7375 - curwin->w_cursor.lnum + 1; 7376 } 7377 7378 prep_redo(cap->oap->regname, cap->count0, 7379 NUL, cap->cmdchar, NUL, NUL, cap->nchar); 7380 (void)do_join(cap->count0, cap->nchar == NUL, TRUE, TRUE, TRUE); 7381 } 7382 } 7383 7384 /* 7385 * "P", "gP", "p" and "gp" commands. 7386 */ 7387 static void 7388 nv_put(cmdarg_T *cap) 7389 { 7390 nv_put_opt(cap, FALSE); 7391 } 7392 7393 /* 7394 * "P", "gP", "p" and "gp" commands. 7395 * "fix_indent" is TRUE for "[p", "[P", "]p" and "]P". 7396 */ 7397 static void 7398 nv_put_opt(cmdarg_T *cap, int fix_indent) 7399 { 7400 int regname = 0; 7401 void *reg1 = NULL, *reg2 = NULL; 7402 int empty = FALSE; 7403 int was_visual = FALSE; 7404 int dir; 7405 int flags = 0; 7406 7407 if (cap->oap->op_type != OP_NOP) 7408 { 7409 #ifdef FEAT_DIFF 7410 // "dp" is ":diffput" 7411 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p') 7412 { 7413 clearop(cap->oap); 7414 nv_diffgetput(TRUE, cap->opcount); 7415 } 7416 else 7417 #endif 7418 clearopbeep(cap->oap); 7419 } 7420 #ifdef FEAT_JOB_CHANNEL 7421 else if (bt_prompt(curbuf) && !prompt_curpos_editable()) 7422 { 7423 clearopbeep(cap->oap); 7424 } 7425 #endif 7426 else 7427 { 7428 if (fix_indent) 7429 { 7430 dir = (cap->cmdchar == ']' && cap->nchar == 'p') 7431 ? FORWARD : BACKWARD; 7432 flags |= PUT_FIXINDENT; 7433 } 7434 else 7435 dir = (cap->cmdchar == 'P' 7436 || ((cap->cmdchar == 'g' || cap->cmdchar == 'z') 7437 && cap->nchar == 'P')) ? BACKWARD : FORWARD; 7438 prep_redo_cmd(cap); 7439 if (cap->cmdchar == 'g') 7440 flags |= PUT_CURSEND; 7441 else if (cap->cmdchar == 'z') 7442 flags |= PUT_BLOCK_INNER; 7443 7444 if (VIsual_active) 7445 { 7446 // Putting in Visual mode: The put text replaces the selected 7447 // text. First delete the selected text, then put the new text. 7448 // Need to save and restore the registers that the delete 7449 // overwrites if the old contents is being put. 7450 was_visual = TRUE; 7451 regname = cap->oap->regname; 7452 #ifdef FEAT_CLIPBOARD 7453 adjust_clip_reg(®name); 7454 #endif 7455 if (regname == 0 || regname == '"' 7456 || VIM_ISDIGIT(regname) || regname == '-' 7457 #ifdef FEAT_CLIPBOARD 7458 || (clip_unnamed && (regname == '*' || regname == '+')) 7459 #endif 7460 7461 ) 7462 { 7463 // The delete is going to overwrite the register we want to 7464 // put, save it first. 7465 reg1 = get_register(regname, TRUE); 7466 } 7467 7468 // Now delete the selected text. Avoid messages here. 7469 cap->cmdchar = 'd'; 7470 cap->nchar = NUL; 7471 cap->oap->regname = NUL; 7472 ++msg_silent; 7473 nv_operator(cap); 7474 do_pending_operator(cap, 0, FALSE); 7475 empty = (curbuf->b_ml.ml_flags & ML_EMPTY); 7476 --msg_silent; 7477 7478 // delete PUT_LINE_BACKWARD; 7479 cap->oap->regname = regname; 7480 7481 if (reg1 != NULL) 7482 { 7483 // Delete probably changed the register we want to put, save 7484 // it first. Then put back what was there before the delete. 7485 reg2 = get_register(regname, FALSE); 7486 put_register(regname, reg1); 7487 } 7488 7489 // When deleted a linewise Visual area, put the register as 7490 // lines to avoid it joined with the next line. When deletion was 7491 // characterwise, split a line when putting lines. 7492 if (VIsual_mode == 'V') 7493 flags |= PUT_LINE; 7494 else if (VIsual_mode == 'v') 7495 flags |= PUT_LINE_SPLIT; 7496 if (VIsual_mode == Ctrl_V && dir == FORWARD) 7497 flags |= PUT_LINE_FORWARD; 7498 dir = BACKWARD; 7499 if ((VIsual_mode != 'V' 7500 && curwin->w_cursor.col < curbuf->b_op_start.col) 7501 || (VIsual_mode == 'V' 7502 && curwin->w_cursor.lnum < curbuf->b_op_start.lnum)) 7503 // cursor is at the end of the line or end of file, put 7504 // forward. 7505 dir = FORWARD; 7506 // May have been reset in do_put(). 7507 VIsual_active = TRUE; 7508 } 7509 do_put(cap->oap->regname, NULL, dir, cap->count1, flags); 7510 7511 // If a register was saved, put it back now. 7512 if (reg2 != NULL) 7513 put_register(regname, reg2); 7514 7515 // What to reselect with "gv"? Selecting the just put text seems to 7516 // be the most useful, since the original text was removed. 7517 if (was_visual) 7518 { 7519 curbuf->b_visual.vi_start = curbuf->b_op_start; 7520 curbuf->b_visual.vi_end = curbuf->b_op_end; 7521 // need to adjust cursor position 7522 if (*p_sel == 'e') 7523 inc(&curbuf->b_visual.vi_end); 7524 } 7525 7526 // When all lines were selected and deleted do_put() leaves an empty 7527 // line that needs to be deleted now. 7528 if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL) 7529 { 7530 ml_delete_flags(curbuf->b_ml.ml_line_count, ML_DEL_MESSAGE); 7531 deleted_lines(curbuf->b_ml.ml_line_count + 1, 1); 7532 7533 // If the cursor was in that line, move it to the end of the last 7534 // line. 7535 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) 7536 { 7537 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; 7538 coladvance((colnr_T)MAXCOL); 7539 } 7540 } 7541 auto_format(FALSE, TRUE); 7542 } 7543 } 7544 7545 /* 7546 * "o" and "O" commands. 7547 */ 7548 static void 7549 nv_open(cmdarg_T *cap) 7550 { 7551 #ifdef FEAT_DIFF 7552 // "do" is ":diffget" 7553 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o') 7554 { 7555 clearop(cap->oap); 7556 nv_diffgetput(FALSE, cap->opcount); 7557 } 7558 else 7559 #endif 7560 if (VIsual_active) // switch start and end of visual 7561 v_swap_corners(cap->cmdchar); 7562 #ifdef FEAT_JOB_CHANNEL 7563 else if (bt_prompt(curbuf)) 7564 clearopbeep(cap->oap); 7565 #endif 7566 else 7567 n_opencmd(cap); 7568 } 7569 7570 #ifdef FEAT_NETBEANS_INTG 7571 static void 7572 nv_nbcmd(cmdarg_T *cap) 7573 { 7574 netbeans_keycommand(cap->nchar); 7575 } 7576 #endif 7577 7578 #ifdef FEAT_DND 7579 static void 7580 nv_drop(cmdarg_T *cap UNUSED) 7581 { 7582 do_put('~', NULL, BACKWARD, 1L, PUT_CURSEND); 7583 } 7584 #endif 7585 7586 /* 7587 * Trigger CursorHold event. 7588 * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the 7589 * input buffer. "did_cursorhold" is set to avoid retriggering. 7590 */ 7591 static void 7592 nv_cursorhold(cmdarg_T *cap) 7593 { 7594 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf); 7595 did_cursorhold = TRUE; 7596 cap->retval |= CA_COMMAND_BUSY; // don't call edit() now 7597 } 7598