blob: e4bd3964d23f94d2c217b71611f215cdc7294956 [file] [log] [blame]
Bram Moolenaar071d4272004-06-13 20:20:40 +00001/* vi:set ts=8 sts=4 sw=4:
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#ifdef FEAT_VISUAL
18/*
19 * The Visual area is remembered for reselection.
20 */
21static int resel_VIsual_mode = NUL; /* 'v', 'V', or Ctrl-V */
22static linenr_T resel_VIsual_line_count; /* number of lines */
23static colnr_T resel_VIsual_col; /* nr of cols or end col */
24
25static int restart_VIsual_select = 0;
26#endif
27
28static int
29# ifdef __BORLANDC__
30_RTLENTRYF
31# endif
32 nv_compare __ARGS((const void *s1, const void *s2));
33static int find_command __ARGS((int cmdchar));
34static void op_colon __ARGS((oparg_T *oap));
35#if defined(FEAT_MOUSE) && defined(FEAT_VISUAL)
36static void find_start_of_word __ARGS((pos_T *));
37static void find_end_of_word __ARGS((pos_T *));
38static int get_mouse_class __ARGS((char_u *p));
39#endif
40static void prep_redo_cmd __ARGS((cmdarg_T *cap));
41static void prep_redo __ARGS((int regname, long, int, int, int, int, int));
42static int checkclearop __ARGS((oparg_T *oap));
43static int checkclearopq __ARGS((oparg_T *oap));
44static void clearop __ARGS((oparg_T *oap));
45static void clearopbeep __ARGS((oparg_T *oap));
46#ifdef FEAT_VISUAL
47static void unshift_special __ARGS((cmdarg_T *cap));
48#endif
49#ifdef FEAT_CMDL_INFO
50static void del_from_showcmd __ARGS((int));
51#endif
52
53/*
54 * nv_*(): functions called to handle Normal and Visual mode commands.
55 * n_*(): functions called to handle Normal mode commands.
56 * v_*(): functions called to handle Visual mode commands.
57 */
58static void nv_ignore __ARGS((cmdarg_T *cap));
59static void nv_error __ARGS((cmdarg_T *cap));
60static void nv_help __ARGS((cmdarg_T *cap));
61static void nv_addsub __ARGS((cmdarg_T *cap));
62static void nv_page __ARGS((cmdarg_T *cap));
63static void nv_gd __ARGS((oparg_T *oap, int nchar));
64static int nv_screengo __ARGS((oparg_T *oap, int dir, long dist));
65#ifdef FEAT_MOUSE
66static void nv_mousescroll __ARGS((cmdarg_T *cap));
67static void nv_mouse __ARGS((cmdarg_T *cap));
68#endif
69static void nv_scroll_line __ARGS((cmdarg_T *cap));
70static void nv_zet __ARGS((cmdarg_T *cap));
71#ifdef FEAT_GUI
72static void nv_ver_scrollbar __ARGS((cmdarg_T *cap));
73static void nv_hor_scrollbar __ARGS((cmdarg_T *cap));
74#endif
75static void nv_exmode __ARGS((cmdarg_T *cap));
76static void nv_colon __ARGS((cmdarg_T *cap));
77static void nv_ctrlg __ARGS((cmdarg_T *cap));
78static void nv_ctrlh __ARGS((cmdarg_T *cap));
79static void nv_clear __ARGS((cmdarg_T *cap));
80static void nv_ctrlo __ARGS((cmdarg_T *cap));
81static void nv_hat __ARGS((cmdarg_T *cap));
82static void nv_Zet __ARGS((cmdarg_T *cap));
83static void nv_ident __ARGS((cmdarg_T *cap));
84#ifdef FEAT_VISUAL
85static int get_visual_text __ARGS((cmdarg_T *cap, char_u **pp, int *lenp));
86#endif
87static void nv_tagpop __ARGS((cmdarg_T *cap));
88static void nv_scroll __ARGS((cmdarg_T *cap));
89static void nv_right __ARGS((cmdarg_T *cap));
90static void nv_left __ARGS((cmdarg_T *cap));
91static void nv_up __ARGS((cmdarg_T *cap));
92static void nv_down __ARGS((cmdarg_T *cap));
93#ifdef FEAT_SEARCHPATH
94static void nv_gotofile __ARGS((cmdarg_T *cap));
95#endif
96static void nv_end __ARGS((cmdarg_T *cap));
97static void nv_dollar __ARGS((cmdarg_T *cap));
98static void nv_search __ARGS((cmdarg_T *cap));
99static void nv_next __ARGS((cmdarg_T *cap));
100static void normal_search __ARGS((cmdarg_T *cap, int dir, char_u *pat, int opt));
101static void nv_csearch __ARGS((cmdarg_T *cap));
102static void nv_brackets __ARGS((cmdarg_T *cap));
103static void nv_percent __ARGS((cmdarg_T *cap));
104static void nv_brace __ARGS((cmdarg_T *cap));
105static void nv_mark __ARGS((cmdarg_T *cap));
106static void nv_findpar __ARGS((cmdarg_T *cap));
107static void nv_undo __ARGS((cmdarg_T *cap));
108static void nv_kundo __ARGS((cmdarg_T *cap));
109static void nv_Replace __ARGS((cmdarg_T *cap));
110#ifdef FEAT_VREPLACE
111static void nv_vreplace __ARGS((cmdarg_T *cap));
112#endif
113#ifdef FEAT_VISUAL
114static void v_swap_corners __ARGS((int cmdchar));
115#endif
116static void nv_replace __ARGS((cmdarg_T *cap));
117static void n_swapchar __ARGS((cmdarg_T *cap));
118static void nv_cursormark __ARGS((cmdarg_T *cap, int flag, pos_T *pos));
119#ifdef FEAT_VISUAL
120static void v_visop __ARGS((cmdarg_T *cap));
121#endif
122static void nv_subst __ARGS((cmdarg_T *cap));
123static void nv_abbrev __ARGS((cmdarg_T *cap));
124static void nv_optrans __ARGS((cmdarg_T *cap));
125static void nv_gomark __ARGS((cmdarg_T *cap));
126static void nv_pcmark __ARGS((cmdarg_T *cap));
127static void nv_regname __ARGS((cmdarg_T *cap));
128#ifdef FEAT_VISUAL
129static void nv_visual __ARGS((cmdarg_T *cap));
130static void n_start_visual_mode __ARGS((int c));
131#endif
132static void nv_window __ARGS((cmdarg_T *cap));
133static void nv_suspend __ARGS((cmdarg_T *cap));
134static void nv_g_cmd __ARGS((cmdarg_T *cap));
135static void n_opencmd __ARGS((cmdarg_T *cap));
136static void nv_dot __ARGS((cmdarg_T *cap));
137static void nv_redo __ARGS((cmdarg_T *cap));
138static void nv_Undo __ARGS((cmdarg_T *cap));
139static void nv_tilde __ARGS((cmdarg_T *cap));
140static void nv_operator __ARGS((cmdarg_T *cap));
141static void nv_lineop __ARGS((cmdarg_T *cap));
142static void nv_home __ARGS((cmdarg_T *cap));
143static void nv_pipe __ARGS((cmdarg_T *cap));
144static void nv_bck_word __ARGS((cmdarg_T *cap));
145static void nv_wordcmd __ARGS((cmdarg_T *cap));
146static void nv_beginline __ARGS((cmdarg_T *cap));
147#ifdef FEAT_VISUAL
148static void adjust_for_sel __ARGS((cmdarg_T *cap));
149static int unadjust_for_sel __ARGS((void));
150static void nv_select __ARGS((cmdarg_T *cap));
151#endif
152static void nv_goto __ARGS((cmdarg_T *cap));
153static void nv_normal __ARGS((cmdarg_T *cap));
154static void nv_esc __ARGS((cmdarg_T *oap));
155static void nv_edit __ARGS((cmdarg_T *cap));
156static void invoke_edit __ARGS((cmdarg_T *cap, int repl, int cmd, int startln));
157#ifdef FEAT_TEXTOBJ
158static void nv_object __ARGS((cmdarg_T *cap));
159#endif
160static void nv_record __ARGS((cmdarg_T *cap));
161static void nv_at __ARGS((cmdarg_T *cap));
162static void nv_halfpage __ARGS((cmdarg_T *cap));
163static void nv_join __ARGS((cmdarg_T *cap));
164static void nv_put __ARGS((cmdarg_T *cap));
165static void nv_open __ARGS((cmdarg_T *cap));
166#ifdef FEAT_SNIFF
167static void nv_sniff __ARGS((cmdarg_T *cap));
168#endif
169#ifdef FEAT_NETBEANS_INTG
170static void nv_nbcmd __ARGS((cmdarg_T *cap));
171#endif
172#ifdef FEAT_DND
173static void nv_drop __ARGS((cmdarg_T *cap));
174#endif
Bram Moolenaar3918c952005-03-15 22:34:55 +0000175#ifdef FEAT_AUTOCMD
176static void nv_cursorhold __ARGS((cmdarg_T *cap));
177#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +0000178
179/*
180 * Function to be called for a Normal or Visual mode command.
181 * The argument is a cmdarg_T.
182 */
183typedef void (*nv_func_T) __ARGS((cmdarg_T *cap));
184
185/* Values for cmd_flags. */
186#define NV_NCH 0x01 /* may need to get a second char */
187#define NV_NCH_NOP (0x02|NV_NCH) /* get second char when no operator pending */
188#define NV_NCH_ALW (0x04|NV_NCH) /* always get a second char */
189#define NV_LANG 0x08 /* second char needs language adjustment */
190
191#define NV_SS 0x10 /* may start selection */
192#define NV_SSS 0x20 /* may start selection with shift modifier */
193#define NV_STS 0x40 /* may stop selection without shift modif. */
194#define NV_RL 0x80 /* 'rightleft' modifies command */
195#define NV_KEEPREG 0x100 /* don't clear regname */
196#define NV_NCW 0x200 /* not allowed in command-line window */
197
198/*
199 * Generally speaking, every Normal mode command should either clear any
200 * pending operator (with *clearop*()), or set the motion type variable
201 * oap->motion_type.
202 *
203 * When a cursor motion command is made, it is marked as being a character or
204 * line oriented motion. Then, if an operator is in effect, the operation
205 * becomes character or line oriented accordingly.
206 */
207
208/*
209 * This table contains one entry for every Normal or Visual mode command.
210 * The order doesn't matter, init_normal_cmds() will create a sorted index.
211 * It is faster when all keys from zero to '~' are present.
212 */
213static const struct nv_cmd
214{
215 int cmd_char; /* (first) command character */
216 nv_func_T cmd_func; /* function for this command */
217 short_u cmd_flags; /* NV_ flags */
218 short cmd_arg; /* value for ca.arg */
219} nv_cmds[] =
220{
221 {NUL, nv_error, 0, 0},
222 {Ctrl_A, nv_addsub, 0, 0},
223 {Ctrl_B, nv_page, NV_STS, BACKWARD},
224 {Ctrl_C, nv_esc, 0, TRUE},
225 {Ctrl_D, nv_halfpage, 0, 0},
226 {Ctrl_E, nv_scroll_line, 0, TRUE},
227 {Ctrl_F, nv_page, NV_STS, FORWARD},
228 {Ctrl_G, nv_ctrlg, 0, 0},
229 {Ctrl_H, nv_ctrlh, 0, 0},
230 {Ctrl_I, nv_pcmark, 0, 0},
231 {NL, nv_down, 0, FALSE},
232 {Ctrl_K, nv_error, 0, 0},
233 {Ctrl_L, nv_clear, 0, 0},
234 {CAR, nv_down, 0, TRUE},
235 {Ctrl_N, nv_down, NV_STS, FALSE},
236 {Ctrl_O, nv_ctrlo, 0, 0},
237 {Ctrl_P, nv_up, NV_STS, FALSE},
Bram Moolenaardf177f62005-02-22 08:39:57 +0000238#ifdef FEAT_VISUAL
239 {Ctrl_Q, nv_visual, 0, FALSE},
240#else
Bram Moolenaar071d4272004-06-13 20:20:40 +0000241 {Ctrl_Q, nv_ignore, 0, 0},
Bram Moolenaardf177f62005-02-22 08:39:57 +0000242#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +0000243 {Ctrl_R, nv_redo, 0, 0},
244 {Ctrl_S, nv_ignore, 0, 0},
245 {Ctrl_T, nv_tagpop, NV_NCW, 0},
246 {Ctrl_U, nv_halfpage, 0, 0},
247#ifdef FEAT_VISUAL
248 {Ctrl_V, nv_visual, 0, FALSE},
249 {'V', nv_visual, 0, FALSE},
250 {'v', nv_visual, 0, FALSE},
251#else
252 {Ctrl_V, nv_error, 0, 0},
253 {'V', nv_error, 0, 0},
254 {'v', nv_error, 0, 0},
255#endif
256 {Ctrl_W, nv_window, 0, 0},
257 {Ctrl_X, nv_addsub, 0, 0},
258 {Ctrl_Y, nv_scroll_line, 0, FALSE},
259 {Ctrl_Z, nv_suspend, 0, 0},
260 {ESC, nv_esc, 0, FALSE},
261 {Ctrl_BSL, nv_normal, NV_NCH_ALW, 0},
262 {Ctrl_RSB, nv_ident, NV_NCW, 0},
263 {Ctrl_HAT, nv_hat, NV_NCW, 0},
264 {Ctrl__, nv_error, 0, 0},
265 {' ', nv_right, 0, 0},
266 {'!', nv_operator, 0, 0},
267 {'"', nv_regname, NV_NCH_NOP|NV_KEEPREG, 0},
268 {'#', nv_ident, 0, 0},
269 {'$', nv_dollar, 0, 0},
270 {'%', nv_percent, 0, 0},
271 {'&', nv_optrans, 0, 0},
272 {'\'', nv_gomark, NV_NCH_ALW, TRUE},
273 {'(', nv_brace, 0, BACKWARD},
274 {')', nv_brace, 0, FORWARD},
275 {'*', nv_ident, 0, 0},
276 {'+', nv_down, 0, TRUE},
277 {',', nv_csearch, 0, TRUE},
278 {'-', nv_up, 0, TRUE},
279 {'.', nv_dot, NV_KEEPREG, 0},
280 {'/', nv_search, 0, FALSE},
281 {'0', nv_beginline, 0, 0},
282 {'1', nv_ignore, 0, 0},
283 {'2', nv_ignore, 0, 0},
284 {'3', nv_ignore, 0, 0},
285 {'4', nv_ignore, 0, 0},
286 {'5', nv_ignore, 0, 0},
287 {'6', nv_ignore, 0, 0},
288 {'7', nv_ignore, 0, 0},
289 {'8', nv_ignore, 0, 0},
290 {'9', nv_ignore, 0, 0},
291 {':', nv_colon, 0, 0},
292 {';', nv_csearch, 0, FALSE},
293 {'<', nv_operator, NV_RL, 0},
294 {'=', nv_operator, 0, 0},
295 {'>', nv_operator, NV_RL, 0},
296 {'?', nv_search, 0, FALSE},
297 {'@', nv_at, NV_NCH_NOP, FALSE},
298 {'A', nv_edit, 0, 0},
299 {'B', nv_bck_word, 0, 1},
300 {'C', nv_abbrev, NV_KEEPREG, 0},
301 {'D', nv_abbrev, NV_KEEPREG, 0},
302 {'E', nv_wordcmd, 0, TRUE},
303 {'F', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD},
304 {'G', nv_goto, 0, TRUE},
305 {'H', nv_scroll, 0, 0},
306 {'I', nv_edit, 0, 0},
307 {'J', nv_join, 0, 0},
308 {'K', nv_ident, 0, 0},
309 {'L', nv_scroll, 0, 0},
310 {'M', nv_scroll, 0, 0},
311 {'N', nv_next, 0, SEARCH_REV},
312 {'O', nv_open, 0, 0},
313 {'P', nv_put, 0, 0},
314 {'Q', nv_exmode, NV_NCW, 0},
315 {'R', nv_Replace, 0, FALSE},
316 {'S', nv_subst, NV_KEEPREG, 0},
317 {'T', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD},
318 {'U', nv_Undo, 0, 0},
319 {'W', nv_wordcmd, 0, TRUE},
320 {'X', nv_abbrev, NV_KEEPREG, 0},
321 {'Y', nv_abbrev, NV_KEEPREG, 0},
322 {'Z', nv_Zet, NV_NCH_NOP|NV_NCW, 0},
323 {'[', nv_brackets, NV_NCH_ALW, BACKWARD},
324 {'\\', nv_error, 0, 0},
325 {']', nv_brackets, NV_NCH_ALW, FORWARD},
326 {'^', nv_beginline, 0, BL_WHITE | BL_FIX},
327 {'_', nv_lineop, 0, 0},
328 {'`', nv_gomark, NV_NCH_ALW, FALSE},
329 {'a', nv_edit, NV_NCH, 0},
330 {'b', nv_bck_word, 0, 0},
331 {'c', nv_operator, 0, 0},
332 {'d', nv_operator, 0, 0},
333 {'e', nv_wordcmd, 0, FALSE},
334 {'f', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD},
335 {'g', nv_g_cmd, NV_NCH_ALW, FALSE},
336 {'h', nv_left, NV_RL, 0},
337 {'i', nv_edit, NV_NCH, 0},
338 {'j', nv_down, 0, FALSE},
339 {'k', nv_up, 0, FALSE},
340 {'l', nv_right, NV_RL, 0},
341 {'m', nv_mark, NV_NCH_NOP, 0},
342 {'n', nv_next, 0, 0},
343 {'o', nv_open, 0, 0},
344 {'p', nv_put, 0, 0},
345 {'q', nv_record, NV_NCH, 0},
346 {'r', nv_replace, NV_NCH_NOP|NV_LANG, 0},
347 {'s', nv_subst, NV_KEEPREG, 0},
348 {'t', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD},
349 {'u', nv_undo, 0, 0},
350 {'w', nv_wordcmd, 0, FALSE},
351 {'x', nv_abbrev, NV_KEEPREG, 0},
352 {'y', nv_operator, 0, 0},
353 {'z', nv_zet, NV_NCH_ALW, 0},
354 {'{', nv_findpar, 0, BACKWARD},
355 {'|', nv_pipe, 0, 0},
356 {'}', nv_findpar, 0, FORWARD},
357 {'~', nv_tilde, 0, 0},
358
359 /* pound sign */
360 {POUND, nv_ident, 0, 0},
361#ifdef FEAT_MOUSE
362 {K_MOUSEUP, nv_mousescroll, 0, TRUE},
363 {K_MOUSEDOWN, nv_mousescroll, 0, FALSE},
364 {K_LEFTMOUSE, nv_mouse, 0, 0},
365 {K_LEFTMOUSE_NM, nv_mouse, 0, 0},
366 {K_LEFTDRAG, nv_mouse, 0, 0},
367 {K_LEFTRELEASE, nv_mouse, 0, 0},
368 {K_LEFTRELEASE_NM, nv_mouse, 0, 0},
369 {K_MIDDLEMOUSE, nv_mouse, 0, 0},
370 {K_MIDDLEDRAG, nv_mouse, 0, 0},
371 {K_MIDDLERELEASE, nv_mouse, 0, 0},
372 {K_RIGHTMOUSE, nv_mouse, 0, 0},
373 {K_RIGHTDRAG, nv_mouse, 0, 0},
374 {K_RIGHTRELEASE, nv_mouse, 0, 0},
375 {K_X1MOUSE, nv_mouse, 0, 0},
376 {K_X1DRAG, nv_mouse, 0, 0},
377 {K_X1RELEASE, nv_mouse, 0, 0},
378 {K_X2MOUSE, nv_mouse, 0, 0},
379 {K_X2DRAG, nv_mouse, 0, 0},
380 {K_X2RELEASE, nv_mouse, 0, 0},
381#endif
382 {K_IGNORE, nv_ignore, 0, 0},
383 {K_INS, nv_edit, 0, 0},
384 {K_KINS, nv_edit, 0, 0},
385 {K_BS, nv_ctrlh, 0, 0},
386 {K_UP, nv_up, NV_SSS|NV_STS, FALSE},
387 {K_S_UP, nv_page, NV_SS, BACKWARD},
388 {K_DOWN, nv_down, NV_SSS|NV_STS, FALSE},
389 {K_S_DOWN, nv_page, NV_SS, FORWARD},
390 {K_LEFT, nv_left, NV_SSS|NV_STS|NV_RL, 0},
391 {K_S_LEFT, nv_bck_word, NV_SS|NV_RL, 0},
392 {K_C_LEFT, nv_bck_word, NV_SSS|NV_RL|NV_STS, 1},
393 {K_RIGHT, nv_right, NV_SSS|NV_STS|NV_RL, 0},
394 {K_S_RIGHT, nv_wordcmd, NV_SS|NV_RL, FALSE},
395 {K_C_RIGHT, nv_wordcmd, NV_SSS|NV_RL|NV_STS, TRUE},
396 {K_PAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD},
397 {K_KPAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD},
398 {K_PAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD},
399 {K_KPAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD},
400 {K_END, nv_end, NV_SSS|NV_STS, FALSE},
401 {K_KEND, nv_end, NV_SSS|NV_STS, FALSE},
Bram Moolenaar071d4272004-06-13 20:20:40 +0000402 {K_S_END, nv_end, NV_SS, FALSE},
403 {K_C_END, nv_end, NV_SSS|NV_STS, TRUE},
404 {K_HOME, nv_home, NV_SSS|NV_STS, 0},
405 {K_KHOME, nv_home, NV_SSS|NV_STS, 0},
Bram Moolenaar071d4272004-06-13 20:20:40 +0000406 {K_S_HOME, nv_home, NV_SS, 0},
407 {K_C_HOME, nv_goto, NV_SSS|NV_STS, FALSE},
408 {K_DEL, nv_abbrev, 0, 0},
409 {K_KDEL, nv_abbrev, 0, 0},
410 {K_UNDO, nv_kundo, 0, 0},
411 {K_HELP, nv_help, NV_NCW, 0},
412 {K_F1, nv_help, NV_NCW, 0},
413 {K_XF1, nv_help, NV_NCW, 0},
414#ifdef FEAT_VISUAL
415 {K_SELECT, nv_select, 0, 0},
416#endif
417#ifdef FEAT_GUI
418 {K_VER_SCROLLBAR, nv_ver_scrollbar, 0, 0},
419 {K_HOR_SCROLLBAR, nv_hor_scrollbar, 0, 0},
420#endif
421#ifdef FEAT_FKMAP
422 {K_F8, farsi_fkey, 0, 0},
423 {K_F9, farsi_fkey, 0, 0},
424#endif
425#ifdef FEAT_SNIFF
426 {K_SNIFF, nv_sniff, 0, 0},
427#endif
428#ifdef FEAT_NETBEANS_INTG
429 {K_F21, nv_nbcmd, NV_NCH_ALW, 0},
430#endif
431#ifdef FEAT_DND
432 {K_DROP, nv_drop, NV_STS, 0},
433#endif
Bram Moolenaar3918c952005-03-15 22:34:55 +0000434#ifdef FEAT_AUTOCMD
435 {K_CURSORHOLD, nv_cursorhold, 0, 0},
436#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +0000437};
438
439/* Number of commands in nv_cmds[]. */
440#define NV_CMDS_SIZE (sizeof(nv_cmds) / sizeof(struct nv_cmd))
441
442/* Sorted index of commands in nv_cmds[]. */
443static short nv_cmd_idx[NV_CMDS_SIZE];
444
445/* The highest index for which
446 * nv_cmds[idx].cmd_char == nv_cmd_idx[nv_cmds[idx].cmd_char] */
447static int nv_max_linear;
448
449/*
450 * Compare functions for qsort() below, that checks the command character
451 * through the index in nv_cmd_idx[].
452 */
453 static int
454#ifdef __BORLANDC__
455_RTLENTRYF
456#endif
457nv_compare(s1, s2)
458 const void *s1;
459 const void *s2;
460{
461 int c1, c2;
462
463 /* The commands are sorted on absolute value. */
464 c1 = nv_cmds[*(const short *)s1].cmd_char;
465 c2 = nv_cmds[*(const short *)s2].cmd_char;
466 if (c1 < 0)
467 c1 = -c1;
468 if (c2 < 0)
469 c2 = -c2;
470 return c1 - c2;
471}
472
473/*
474 * Initialize the nv_cmd_idx[] table.
475 */
476 void
477init_normal_cmds()
478{
479 int i;
480
481 /* Fill the index table with a one to one relation. */
482 for (i = 0; i < NV_CMDS_SIZE; ++i)
483 nv_cmd_idx[i] = i;
484
485 /* Sort the commands by the command character. */
486 qsort((void *)&nv_cmd_idx, (size_t)NV_CMDS_SIZE, sizeof(short), nv_compare);
487
488 /* Find the first entry that can't be indexed by the command character. */
489 for (i = 0; i < NV_CMDS_SIZE; ++i)
490 if (i != nv_cmds[nv_cmd_idx[i]].cmd_char)
491 break;
492 nv_max_linear = i - 1;
493}
494
495/*
496 * Search for a command in the commands table.
497 * Returns -1 for invalid command.
498 */
499 static int
500find_command(cmdchar)
501 int cmdchar;
502{
503 int i;
504 int idx;
505 int top, bot;
506 int c;
507
508#ifdef FEAT_MBYTE
509 /* A multi-byte character is never a command. */
510 if (cmdchar >= 0x100)
511 return -1;
512#endif
513
514 /* We use the absolute value of the character. Special keys have a
515 * negative value, but are sorted on their absolute value. */
516 if (cmdchar < 0)
517 cmdchar = -cmdchar;
518
519 /* If the character is in the first part: The character is the index into
520 * nv_cmd_idx[]. */
521 if (cmdchar <= nv_max_linear)
522 return nv_cmd_idx[cmdchar];
523
524 /* Perform a binary search. */
525 bot = nv_max_linear + 1;
526 top = NV_CMDS_SIZE - 1;
527 idx = -1;
528 while (bot <= top)
529 {
530 i = (top + bot) / 2;
531 c = nv_cmds[nv_cmd_idx[i]].cmd_char;
532 if (c < 0)
533 c = -c;
534 if (cmdchar == c)
535 {
536 idx = nv_cmd_idx[i];
537 break;
538 }
539 if (cmdchar > c)
540 bot = i + 1;
541 else
542 top = i - 1;
543 }
544 return idx;
545}
546
547/*
548 * Execute a command in Normal mode.
549 */
550/*ARGSUSED*/
551 void
552normal_cmd(oap, toplevel)
553 oparg_T *oap;
554 int toplevel; /* TRUE when called from main() */
555{
556 static long opcount = 0; /* ca.opcount saved here */
557 cmdarg_T ca; /* command arguments */
558 int c;
559 int ctrl_w = FALSE; /* got CTRL-W command */
560 int old_col = curwin->w_curswant;
561#ifdef FEAT_CMDL_INFO
562 int need_flushbuf; /* need to call out_flush() */
563#endif
564#ifdef FEAT_VISUAL
565 pos_T old_pos; /* cursor position before command */
566 int mapped_len;
567#endif
568 static int old_mapped_len = 0;
569 int idx;
570
571 vim_memset(&ca, 0, sizeof(ca)); /* also resets ca.retval */
572 ca.oap = oap;
573 ca.opcount = opcount;
574
575#ifdef FEAT_SNIFF
576 want_sniff_request = sniff_connected;
577#endif
578
579 /*
580 * If there is an operator pending, then the command we take this time
581 * will terminate it. Finish_op tells us to finish the operation before
582 * returning this time (unless the operation was cancelled).
583 */
584#ifdef CURSOR_SHAPE
585 c = finish_op;
586#endif
587 finish_op = (oap->op_type != OP_NOP);
588#ifdef CURSOR_SHAPE
589 if (finish_op != c)
590 {
591 ui_cursor_shape(); /* may show different cursor shape */
592# ifdef FEAT_MOUSESHAPE
593 update_mouseshape(-1);
594# endif
595 }
596#endif
597
598 if (!finish_op && !oap->regname)
599 ca.opcount = 0;
600
601#ifdef FEAT_VISUAL
602 mapped_len = typebuf_maplen();
603#endif
604
605 State = NORMAL_BUSY;
606#ifdef USE_ON_FLY_SCROLL
607 dont_scroll = FALSE; /* allow scrolling here */
608#endif
609
610 /*
611 * Get the command character from the user.
612 */
613 c = safe_vgetc();
614
615#ifdef FEAT_LANGMAP
616 LANGMAP_ADJUST(c, TRUE);
617#endif
618
619 /*
620 * If a mapping was started in Visual or Select mode, remember the length
621 * of the mapping. This is used below to not return to Insert mode for as
622 * long as the mapping is being executed.
623 */
624 if (restart_edit == 0)
625 old_mapped_len = 0;
626 else if (old_mapped_len
627#ifdef FEAT_VISUAL
628 || (VIsual_active && mapped_len == 0 && typebuf_maplen() > 0)
629#endif
630 )
631 old_mapped_len = typebuf_maplen();
632
633 if (c == NUL)
634 c = K_ZERO;
635
636#ifdef FEAT_VISUAL
637 /*
638 * In Select mode, typed text replaces the selection.
639 */
640 if (VIsual_active
641 && VIsual_select
642 && (vim_isprintc(c) || c == NL || c == CAR || c == K_KENTER))
643 {
644# ifdef FEAT_MBYTE
645 char_u buf[MB_MAXBYTES + 1];
646
647 buf[(*mb_char2bytes)(c, buf)] = NUL;
648# else
649 char_u buf[2];
650
651 buf[0] = c;
652 buf[1] = NUL;
653# endif
Bram Moolenaar686f51e2005-05-20 21:19:57 +0000654 /* Fake a "c"hange command. When "restart_edit" is set (e.g., because
655 * 'insertmode' is set) fake a "d"elete command, Insert mode will
656 * restart automatically.
Bram Moolenaar071d4272004-06-13 20:20:40 +0000657 * Insert the typed character in the typeahead buffer, so that it will
658 * be mapped in Insert mode. Required for ":lmap" to work. May cause
659 * mapping a character from ":vnoremap"... */
660 (void)ins_typebuf(buf, REMAP_YES, 0, !KeyTyped, FALSE);
Bram Moolenaar686f51e2005-05-20 21:19:57 +0000661 if (restart_edit != 0)
662 c = 'd';
663 else
664 c = 'c';
Bram Moolenaar071d4272004-06-13 20:20:40 +0000665 }
666#endif
667
668#ifdef FEAT_CMDL_INFO
669 need_flushbuf = add_to_showcmd(c);
670#endif
671
672getcount:
673#ifdef FEAT_VISUAL
674 if (!(VIsual_active && VIsual_select))
675#endif
676 {
677 /*
678 * Handle a count before a command and compute ca.count0.
679 * Note that '0' is a command and not the start of a count, but it's
680 * part of a count after other digits.
681 */
682 while ( (c >= '1' && c <= '9')
683 || (ca.count0 != 0 && (c == K_DEL || c == K_KDEL || c == '0')))
684 {
685 if (c == K_DEL || c == K_KDEL)
686 {
687 ca.count0 /= 10;
688#ifdef FEAT_CMDL_INFO
689 del_from_showcmd(4); /* delete the digit and ~@% */
690#endif
691 }
692 else
693 ca.count0 = ca.count0 * 10 + (c - '0');
694 if (ca.count0 < 0) /* got too large! */
695 ca.count0 = 999999999L;
696 if (ctrl_w)
697 {
698 ++no_mapping;
699 ++allow_keys; /* no mapping for nchar, but keys */
700 }
701 ++no_zero_mapping; /* don't map zero here */
702 c = safe_vgetc();
703#ifdef FEAT_LANGMAP
704 LANGMAP_ADJUST(c, TRUE);
705#endif
706 --no_zero_mapping;
707 if (ctrl_w)
708 {
709 --no_mapping;
710 --allow_keys;
711 }
712#ifdef FEAT_CMDL_INFO
713 need_flushbuf |= add_to_showcmd(c);
714#endif
715 }
716
717 /*
718 * If we got CTRL-W there may be a/another count
719 */
720 if (c == Ctrl_W && !ctrl_w && oap->op_type == OP_NOP)
721 {
722 ctrl_w = TRUE;
723 ca.opcount = ca.count0; /* remember first count */
724 ca.count0 = 0;
725 ++no_mapping;
726 ++allow_keys; /* no mapping for nchar, but keys */
727 c = safe_vgetc(); /* get next character */
728#ifdef FEAT_LANGMAP
729 LANGMAP_ADJUST(c, TRUE);
730#endif
731 --no_mapping;
732 --allow_keys;
733#ifdef FEAT_CMDL_INFO
734 need_flushbuf |= add_to_showcmd(c);
735#endif
736 goto getcount; /* jump back */
737 }
738 }
739
740 /*
741 * If we're in the middle of an operator (including after entering a yank
742 * buffer with '"') AND we had a count before the operator, then that
743 * count overrides the current value of ca.count0.
744 * What this means effectively, is that commands like "3dw" get turned
745 * into "d3w" which makes things fall into place pretty neatly.
746 * If you give a count before AND after the operator, they are multiplied.
747 */
748 if (ca.opcount != 0)
749 {
750 if (ca.count0)
751 ca.count0 *= ca.opcount;
752 else
753 ca.count0 = ca.opcount;
754 }
755
756 /*
757 * Always remember the count. It will be set to zero (on the next call,
758 * above) when there is no pending operator.
759 * When called from main(), save the count for use by the "count" built-in
760 * variable.
761 */
762 ca.opcount = ca.count0;
763 ca.count1 = (ca.count0 == 0 ? 1 : ca.count0);
764
765#ifdef FEAT_EVAL
766 /*
767 * Only set v:count when called from main() and not a stuffed command.
768 */
769 if (toplevel && stuff_empty())
770 set_vcount(ca.count0, ca.count1);
771#endif
772
773 /*
774 * Find the command character in the table of commands.
775 * For CTRL-W we already got nchar when looking for a count.
776 */
777 if (ctrl_w)
778 {
779 ca.nchar = c;
780 ca.cmdchar = Ctrl_W;
781 }
782 else
783 ca.cmdchar = c;
784 idx = find_command(ca.cmdchar);
785 if (idx < 0)
786 {
787 /* Not a known command: beep. */
788 clearopbeep(oap);
789 goto normal_end;
790 }
791#ifdef FEAT_CMDWIN
792 if (cmdwin_type != 0 && (nv_cmds[idx].cmd_flags & NV_NCW))
793 {
794 /* This command is not allowed in the cmdline window: beep. */
795 clearopbeep(oap);
796 EMSG(_(e_cmdwin));
797 goto normal_end;
798 }
799#endif
800
801#ifdef FEAT_VISUAL
802 /*
803 * In Visual/Select mode, a few keys are handled in a special way.
804 */
805 if (VIsual_active)
806 {
807 /* when 'keymodel' contains "stopsel" may stop Select/Visual mode */
808 if (km_stopsel
809 && (nv_cmds[idx].cmd_flags & NV_STS)
810 && !(mod_mask & MOD_MASK_SHIFT))
811 {
812 end_visual_mode();
813 redraw_curbuf_later(INVERTED);
814 }
815
816 /* Keys that work different when 'keymodel' contains "startsel" */
817 if (km_startsel)
818 {
819 if (nv_cmds[idx].cmd_flags & NV_SS)
820 {
821 unshift_special(&ca);
822 idx = find_command(ca.cmdchar);
823 }
824 else if ((nv_cmds[idx].cmd_flags & NV_SSS)
825 && (mod_mask & MOD_MASK_SHIFT))
826 {
827 mod_mask &= ~MOD_MASK_SHIFT;
828 }
829 }
830 }
831#endif
832
833#ifdef FEAT_RIGHTLEFT
834 if (curwin->w_p_rl && KeyTyped && !KeyStuffed
835 && (nv_cmds[idx].cmd_flags & NV_RL))
836 {
837 /* Invert horizontal movements and operations. Only when typed by the
838 * user directly, not when the result of a mapping or "x" translated
839 * to "dl". */
840 switch (ca.cmdchar)
841 {
842 case 'l': ca.cmdchar = 'h'; break;
843 case K_RIGHT: ca.cmdchar = K_LEFT; break;
844 case K_S_RIGHT: ca.cmdchar = K_S_LEFT; break;
845 case K_C_RIGHT: ca.cmdchar = K_C_LEFT; break;
846 case 'h': ca.cmdchar = 'l'; break;
847 case K_LEFT: ca.cmdchar = K_RIGHT; break;
848 case K_S_LEFT: ca.cmdchar = K_S_RIGHT; break;
849 case K_C_LEFT: ca.cmdchar = K_C_RIGHT; break;
850 case '>': ca.cmdchar = '<'; break;
851 case '<': ca.cmdchar = '>'; break;
852 }
853 idx = find_command(ca.cmdchar);
854 }
855#endif
856
857 /*
858 * Get an additional character if we need one.
859 */
860 if ((nv_cmds[idx].cmd_flags & NV_NCH)
861 && (((nv_cmds[idx].cmd_flags & NV_NCH_NOP) == NV_NCH_NOP
862 && oap->op_type == OP_NOP)
863 || (nv_cmds[idx].cmd_flags & NV_NCH_ALW) == NV_NCH_ALW
864 || (ca.cmdchar == 'q'
865 && oap->op_type == OP_NOP
866 && !Recording
867 && !Exec_reg)
868 || ((ca.cmdchar == 'a' || ca.cmdchar == 'i')
869 && (oap->op_type != OP_NOP
870#ifdef FEAT_VISUAL
871 || VIsual_active
872#endif
873 ))))
874 {
875 int *cp;
876 int repl = FALSE; /* get character for replace mode */
877 int lit = FALSE; /* get extra character literally */
878 int langmap_active = FALSE; /* using :lmap mappings */
879 int lang; /* getting a text character */
880#ifdef USE_IM_CONTROL
881 int save_smd; /* saved value of p_smd */
882#endif
883
884 ++no_mapping;
885 ++allow_keys; /* no mapping for nchar, but allow key codes */
886 if (ca.cmdchar == 'g')
887 {
888 /*
889 * For 'g' get the next character now, so that we can check for
890 * "gr", "g'" and "g`".
891 */
892 ca.nchar = safe_vgetc();
893#ifdef FEAT_LANGMAP
894 LANGMAP_ADJUST(ca.nchar, TRUE);
895#endif
896#ifdef FEAT_CMDL_INFO
897 need_flushbuf |= add_to_showcmd(ca.nchar);
898#endif
899 if (ca.nchar == 'r' || ca.nchar == '\'' || ca.nchar == '`'
900 || ca.nchar == Ctrl_BSL)
901 {
902 cp = &ca.extra_char; /* need to get a third character */
903 if (ca.nchar != 'r')
904 lit = TRUE; /* get it literally */
905 else
906 repl = TRUE; /* get it in replace mode */
907 }
908 else
909 cp = NULL; /* no third character needed */
910 }
911 else
912 {
913 if (ca.cmdchar == 'r') /* get it in replace mode */
914 repl = TRUE;
915 cp = &ca.nchar;
916 }
917 lang = (repl || (nv_cmds[idx].cmd_flags & NV_LANG));
918
919 /*
920 * Get a second or third character.
921 */
922 if (cp != NULL)
923 {
924#ifdef CURSOR_SHAPE
925 if (repl)
926 {
927 State = REPLACE; /* pretend Replace mode */
928 ui_cursor_shape(); /* show different cursor shape */
929 }
930#endif
931 if (lang && curbuf->b_p_iminsert == B_IMODE_LMAP)
932 {
933 /* Allow mappings defined with ":lmap". */
934 --no_mapping;
935 --allow_keys;
936 if (repl)
937 State = LREPLACE;
938 else
939 State = LANGMAP;
940 langmap_active = TRUE;
941 }
942#ifdef USE_IM_CONTROL
943 save_smd = p_smd;
944 p_smd = FALSE; /* Don't let the IM code show the mode here */
945 if (lang && curbuf->b_p_iminsert == B_IMODE_IM)
946 im_set_active(TRUE);
947#endif
948
949 *cp = safe_vgetc();
950
951 if (langmap_active)
952 {
953 /* Undo the decrement done above */
954 ++no_mapping;
955 ++allow_keys;
956 State = NORMAL_BUSY;
957 }
958#ifdef USE_IM_CONTROL
959 if (lang)
960 {
961 if (curbuf->b_p_iminsert != B_IMODE_LMAP)
962 im_save_status(&curbuf->b_p_iminsert);
963 im_set_active(FALSE);
964 }
965 p_smd = save_smd;
966#endif
967#ifdef CURSOR_SHAPE
968 State = NORMAL_BUSY;
969#endif
970#ifdef FEAT_CMDL_INFO
971 need_flushbuf |= add_to_showcmd(*cp);
972#endif
973
974 if (!lit)
975 {
976#ifdef FEAT_DIGRAPHS
977 /* Typing CTRL-K gets a digraph. */
978 if (*cp == Ctrl_K
979 && ((nv_cmds[idx].cmd_flags & NV_LANG)
980 || cp == &ca.extra_char)
981 && vim_strchr(p_cpo, CPO_DIGRAPH) == NULL)
982 {
983 c = get_digraph(FALSE);
984 if (c > 0)
985 {
986 *cp = c;
987# ifdef FEAT_CMDL_INFO
988 /* Guessing how to update showcmd here... */
989 del_from_showcmd(3);
990 need_flushbuf |= add_to_showcmd(*cp);
991# endif
992 }
993 }
994#endif
995
996#ifdef FEAT_LANGMAP
997 /* adjust chars > 127, except after "tTfFr" commands */
998 LANGMAP_ADJUST(*cp, !lang);
999#endif
1000#ifdef FEAT_RIGHTLEFT
1001 /* adjust Hebrew mapped char */
1002 if (p_hkmap && lang && KeyTyped)
1003 *cp = hkmap(*cp);
1004# ifdef FEAT_FKMAP
1005 /* adjust Farsi mapped char */
1006 if (p_fkmap && lang && KeyTyped)
1007 *cp = fkmap(*cp);
1008# endif
1009#endif
1010 }
1011
1012 /*
1013 * When the next character is CTRL-\ a following CTRL-N means the
1014 * command is aborted and we go to Normal mode.
1015 */
1016 if (cp == &ca.extra_char
1017 && ca.nchar == Ctrl_BSL
1018 && (ca.extra_char == Ctrl_N || ca.extra_char == Ctrl_G))
1019 {
1020 ca.cmdchar = Ctrl_BSL;
1021 ca.nchar = ca.extra_char;
1022 idx = find_command(ca.cmdchar);
1023 }
1024 else if (*cp == Ctrl_BSL)
1025 {
1026 long towait = (p_ttm >= 0 ? p_ttm : p_tm);
1027
1028 /* There is a busy wait here when typing "f<C-\>" and then
1029 * something different from CTRL-N. Can't be avoided. */
1030 while ((c = vpeekc()) <= 0 && towait > 0L)
1031 {
1032 do_sleep(towait > 50L ? 50L : towait);
1033 towait -= 50L;
1034 }
1035 if (c > 0)
1036 {
1037 c = safe_vgetc();
1038 if (c != Ctrl_N && c != Ctrl_G)
1039 vungetc(c);
1040 else
1041 {
1042 ca.cmdchar = Ctrl_BSL;
1043 ca.nchar = c;
1044 idx = find_command(ca.cmdchar);
1045 }
1046 }
1047 }
1048
1049#ifdef FEAT_MBYTE
1050 /* When getting a text character and the next character is a
1051 * multi-byte character, it could be a composing character.
1052 * However, don't wait for it to arrive. */
1053 while (enc_utf8 && lang && (c = vpeekc()) > 0
1054 && (c >= 0x100 || MB_BYTE2LEN(vpeekc()) > 1))
1055 {
1056 c = safe_vgetc();
1057 if (!utf_iscomposing(c))
1058 {
1059 vungetc(c); /* it wasn't, put it back */
1060 break;
1061 }
1062 else if (ca.ncharC1 == 0)
1063 ca.ncharC1 = c;
1064 else
1065 ca.ncharC2 = c;
1066 }
1067#endif
1068 }
1069 --no_mapping;
1070 --allow_keys;
1071 }
1072
1073#ifdef FEAT_CMDL_INFO
1074 /*
1075 * Flush the showcmd characters onto the screen so we can see them while
1076 * the command is being executed. Only do this when the shown command was
1077 * actually displayed, otherwise this will slow down a lot when executing
1078 * mappings.
1079 */
1080 if (need_flushbuf)
1081 out_flush();
1082#endif
Bram Moolenaar3918c952005-03-15 22:34:55 +00001083#ifdef FEAT_AUTOCMD
1084 did_cursorhold = FALSE;
1085#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00001086
1087 State = NORMAL;
1088
1089 if (ca.nchar == ESC)
1090 {
1091 clearop(oap);
1092 if (restart_edit == 0 && goto_im())
1093 restart_edit = 'a';
1094 goto normal_end;
1095 }
1096
Bram Moolenaarc0197e22004-09-13 20:26:32 +00001097 if (ca.cmdchar != K_IGNORE)
1098 {
1099 msg_didout = FALSE; /* don't scroll screen up for normal command */
1100 msg_col = 0;
1101 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00001102
1103#ifdef FEAT_VISUAL
1104 old_pos = curwin->w_cursor; /* remember where cursor was */
1105
1106 /* When 'keymodel' contains "startsel" some keys start Select/Visual
1107 * mode. */
1108 if (!VIsual_active && km_startsel)
1109 {
1110 if (nv_cmds[idx].cmd_flags & NV_SS)
1111 {
1112 start_selection();
1113 unshift_special(&ca);
1114 idx = find_command(ca.cmdchar);
1115 }
1116 else if ((nv_cmds[idx].cmd_flags & NV_SSS)
1117 && (mod_mask & MOD_MASK_SHIFT))
1118 {
1119 start_selection();
1120 mod_mask &= ~MOD_MASK_SHIFT;
1121 }
1122 }
1123#endif
1124
1125 /*
1126 * Execute the command!
1127 * Call the command function found in the commands table.
1128 */
1129 ca.arg = nv_cmds[idx].cmd_arg;
1130 (nv_cmds[idx].cmd_func)(&ca);
1131
1132 /*
1133 * If we didn't start or finish an operator, reset oap->regname, unless we
1134 * need it later.
1135 */
1136 if (!finish_op
1137 && !oap->op_type
1138 && (idx < 0 || !(nv_cmds[idx].cmd_flags & NV_KEEPREG)))
1139 {
1140 clearop(oap);
1141#ifdef FEAT_EVAL
1142 set_reg_var('"');
1143#endif
1144 }
1145
Bram Moolenaar293ee4d2004-12-09 21:34:53 +00001146 /* get the length of mapped chars again after typing a count, second
1147 * character or "z333<cr>". */
1148 if (old_mapped_len > 0)
1149 old_mapped_len = typebuf_maplen();
1150
Bram Moolenaar071d4272004-06-13 20:20:40 +00001151 /*
1152 * If an operation is pending, handle it...
1153 */
1154 do_pending_operator(&ca, old_col, FALSE);
1155
1156 /*
1157 * Wait for a moment when a message is displayed that will be overwritten
1158 * by the mode message.
1159 * In Visual mode and with "^O" in Insert mode, a short message will be
1160 * overwritten by the mode message. Wait a bit, until a key is hit.
1161 * In Visual mode, it's more important to keep the Visual area updated
1162 * than keeping a message (e.g. from a /pat search).
1163 * Only do this if the command was typed, not from a mapping.
1164 * Don't wait when emsg_silent is non-zero.
1165 * Also wait a bit after an error message, e.g. for "^O:".
1166 * Don't redraw the screen, it would remove the message.
1167 */
1168 if ( ((p_smd
1169 && (restart_edit != 0
1170#ifdef FEAT_VISUAL
1171 || (VIsual_active
1172 && old_pos.lnum == curwin->w_cursor.lnum
1173 && old_pos.col == curwin->w_cursor.col)
1174#endif
1175 )
1176 && (clear_cmdline
1177 || redraw_cmdline)
1178 && (msg_didout || (msg_didany && msg_scroll))
1179 && !msg_nowait
1180 && KeyTyped)
1181 || (restart_edit != 0
1182#ifdef FEAT_VISUAL
1183 && !VIsual_active
1184#endif
1185 && (msg_scroll
1186 || emsg_on_display)))
1187 && oap->regname == 0
1188 && !(ca.retval & CA_COMMAND_BUSY)
1189 && stuff_empty()
1190 && typebuf_typed()
1191 && emsg_silent == 0
1192 && !did_wait_return
1193 && oap->op_type == OP_NOP)
1194 {
1195 int save_State = State;
1196
1197 /* Draw the cursor with the right shape here */
1198 if (restart_edit != 0)
1199 State = INSERT;
1200
1201 /* If need to redraw, and there is a "keep_msg", redraw before the
1202 * delay */
1203 if (must_redraw && keep_msg != NULL && !emsg_on_display)
1204 {
1205 char_u *kmsg;
1206
1207 kmsg = keep_msg;
1208 keep_msg = NULL;
1209 /* showmode() will clear keep_msg, but we want to use it anyway */
1210 update_screen(0);
1211 /* now reset it, otherwise it's put in the history again */
1212 keep_msg = kmsg;
1213 msg_attr(kmsg, keep_msg_attr);
1214 vim_free(kmsg);
1215 }
1216 setcursor();
1217 cursor_on();
1218 out_flush();
1219 if (msg_scroll || emsg_on_display)
1220 ui_delay(1000L, TRUE); /* wait at least one second */
1221 ui_delay(3000L, FALSE); /* wait up to three seconds */
1222 State = save_State;
1223
1224 msg_scroll = FALSE;
1225 emsg_on_display = FALSE;
1226 }
1227
1228 /*
1229 * Finish up after executing a Normal mode command.
1230 */
1231normal_end:
1232
1233 msg_nowait = FALSE;
1234
1235 /* Reset finish_op, in case it was set */
1236#ifdef CURSOR_SHAPE
1237 c = finish_op;
1238#endif
1239 finish_op = FALSE;
1240#ifdef CURSOR_SHAPE
1241 /* Redraw the cursor with another shape, if we were in Operator-pending
1242 * mode or did a replace command. */
1243 if (c || ca.cmdchar == 'r')
1244 {
1245 ui_cursor_shape(); /* may show different cursor shape */
1246# ifdef FEAT_MOUSESHAPE
1247 update_mouseshape(-1);
1248# endif
1249 }
1250#endif
1251
1252#ifdef FEAT_CMDL_INFO
1253 if (oap->op_type == OP_NOP && oap->regname == 0)
1254 clear_showcmd();
1255#endif
1256
1257 checkpcmark(); /* check if we moved since setting pcmark */
1258 vim_free(ca.searchbuf);
1259
1260#ifdef FEAT_MBYTE
1261 if (has_mbyte)
1262 mb_adjust_cursor();
1263#endif
1264
1265#ifdef FEAT_SCROLLBIND
1266 if (curwin->w_p_scb && toplevel)
1267 {
1268 validate_cursor(); /* may need to update w_leftcol */
1269 do_check_scrollbind(TRUE);
1270 }
1271#endif
1272
1273 /*
1274 * May restart edit(), if we got here with CTRL-O in Insert mode (but not
1275 * if still inside a mapping that started in Visual mode).
1276 * May switch from Visual to Select mode after CTRL-O command.
1277 */
1278 if ( oap->op_type == OP_NOP
1279#ifdef FEAT_VISUAL
1280 && ((restart_edit != 0 && !VIsual_active && old_mapped_len == 0)
1281 || restart_VIsual_select == 1)
1282#endif
1283 && !(ca.retval & CA_COMMAND_BUSY)
1284 && stuff_empty()
1285 && oap->regname == 0)
1286 {
1287#ifdef FEAT_VISUAL
1288 if (restart_VIsual_select == 1)
1289 {
1290 VIsual_select = TRUE;
1291 showmode();
1292 restart_VIsual_select = 0;
1293 }
1294#endif
1295 if (restart_edit != 0
1296#ifdef FEAT_VISUAL
1297 && !VIsual_active
1298#endif
1299 && old_mapped_len == 0)
1300 (void)edit(restart_edit, FALSE, 1L);
1301 }
1302
1303#ifdef FEAT_VISUAL
1304 if (restart_VIsual_select == 2)
1305 restart_VIsual_select = 1;
1306#endif
1307
1308 /* Save count before an operator for next time. */
1309 opcount = ca.opcount;
1310}
1311
1312/*
1313 * Handle an operator after visual mode or when the movement is finished
1314 */
1315 void
1316do_pending_operator(cap, old_col, gui_yank)
1317 cmdarg_T *cap;
1318 int old_col;
1319 int gui_yank;
1320{
1321 oparg_T *oap = cap->oap;
1322 pos_T old_cursor;
1323 int empty_region_error;
1324 int restart_edit_save;
1325
1326#ifdef FEAT_VISUAL
1327 /* The visual area is remembered for redo */
1328 static int redo_VIsual_mode = NUL; /* 'v', 'V', or Ctrl-V */
1329 static linenr_T redo_VIsual_line_count; /* number of lines */
1330 static colnr_T redo_VIsual_col; /* number of cols or end column */
1331 static long redo_VIsual_count; /* count for Visual operator */
1332# ifdef FEAT_VIRTUALEDIT
1333 int include_line_break = FALSE;
1334# endif
1335#endif
1336
1337#if defined(FEAT_CLIPBOARD)
1338 /*
1339 * Yank the visual area into the GUI selection register before we operate
1340 * on it and lose it forever.
1341 * Don't do it if a specific register was specified, so that ""x"*P works.
1342 * This could call do_pending_operator() recursively, but that's OK
1343 * because gui_yank will be TRUE for the nested call.
1344 */
1345 if (clip_star.available
1346 && oap->op_type != OP_NOP
1347 && !gui_yank
1348# ifdef FEAT_VISUAL
1349 && VIsual_active
1350 && !redo_VIsual_busy
1351# endif
1352 && oap->regname == 0)
1353 clip_auto_select();
1354#endif
1355 old_cursor = curwin->w_cursor;
1356
1357 /*
1358 * If an operation is pending, handle it...
1359 */
1360 if ((finish_op
1361#ifdef FEAT_VISUAL
1362 || VIsual_active
1363#endif
1364 ) && oap->op_type != OP_NOP)
1365 {
1366#ifdef FEAT_VISUAL
1367 oap->is_VIsual = VIsual_active;
1368 if (oap->motion_force == 'V')
1369 oap->motion_type = MLINE;
1370 else if (oap->motion_force == 'v')
1371 {
1372 /* If the motion was linewise, "inclusive" will not have been set.
1373 * Use "exclusive" to be consistent. Makes "dvj" work nice. */
1374 if (oap->motion_type == MLINE)
1375 oap->inclusive = FALSE;
1376 /* If the motion already was characterwise, toggle "inclusive" */
1377 else if (oap->motion_type == MCHAR)
1378 oap->inclusive = !oap->inclusive;
1379 oap->motion_type = MCHAR;
1380 }
1381 else if (oap->motion_force == Ctrl_V)
1382 {
1383 /* Change line- or characterwise motion into Visual block mode. */
1384 VIsual_active = TRUE;
1385 VIsual = oap->start;
1386 VIsual_mode = Ctrl_V;
1387 VIsual_select = FALSE;
1388 VIsual_reselect = FALSE;
1389 }
1390#endif
1391
1392 /* only redo yank when 'y' flag is in 'cpoptions' */
1393 /* never redo "zf" (define fold) */
1394 if ((vim_strchr(p_cpo, CPO_YANK) != NULL || oap->op_type != OP_YANK)
1395#ifdef FEAT_VISUAL
1396 && (!VIsual_active || oap->motion_force)
1397#endif
Bram Moolenaar4399ef42005-02-12 14:29:27 +00001398 && cap->cmdchar != 'D'
Bram Moolenaar071d4272004-06-13 20:20:40 +00001399#ifdef FEAT_FOLDING
1400 && oap->op_type != OP_FOLD
1401 && oap->op_type != OP_FOLDOPEN
1402 && oap->op_type != OP_FOLDOPENREC
1403 && oap->op_type != OP_FOLDCLOSE
1404 && oap->op_type != OP_FOLDCLOSEREC
1405 && oap->op_type != OP_FOLDDEL
1406 && oap->op_type != OP_FOLDDELREC
1407#endif
1408 )
1409 {
1410 prep_redo(oap->regname, cap->count0,
1411 get_op_char(oap->op_type), get_extra_op_char(oap->op_type),
1412 oap->motion_force, cap->cmdchar, cap->nchar);
1413 if (cap->cmdchar == '/' || cap->cmdchar == '?') /* was a search */
1414 {
1415 /*
1416 * If 'cpoptions' does not contain 'r', insert the search
1417 * pattern to really repeat the same command.
1418 */
1419 if (vim_strchr(p_cpo, CPO_REDO) == NULL)
1420 AppendToRedobuffLit(cap->searchbuf);
1421 AppendToRedobuff(NL_STR);
1422 }
1423 else if (cap->cmdchar == ':')
1424 {
1425 /* do_cmdline() has stored the first typed line in
1426 * "repeat_cmdline". When several lines are typed repeating
1427 * won't be possible. */
1428 if (repeat_cmdline == NULL)
1429 ResetRedobuff();
1430 else
1431 {
1432 AppendToRedobuffLit(repeat_cmdline);
1433 AppendToRedobuff(NL_STR);
1434 vim_free(repeat_cmdline);
1435 repeat_cmdline = NULL;
1436 }
1437 }
1438 }
1439
1440#ifdef FEAT_VISUAL
1441 if (redo_VIsual_busy)
1442 {
1443 oap->start = curwin->w_cursor;
1444 curwin->w_cursor.lnum += redo_VIsual_line_count - 1;
1445 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
1446 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
1447 VIsual_mode = redo_VIsual_mode;
1448 if (VIsual_mode == 'v')
1449 {
1450 if (redo_VIsual_line_count <= 1)
1451 curwin->w_cursor.col += redo_VIsual_col - 1;
1452 else
1453 curwin->w_cursor.col = redo_VIsual_col;
1454 }
1455 if (redo_VIsual_col == MAXCOL)
1456 {
1457 curwin->w_curswant = MAXCOL;
1458 coladvance((colnr_T)MAXCOL);
1459 }
1460 cap->count0 = redo_VIsual_count;
1461 if (redo_VIsual_count != 0)
1462 cap->count1 = redo_VIsual_count;
1463 else
1464 cap->count1 = 1;
1465 }
1466 else if (VIsual_active)
1467 {
1468 /* Save the current VIsual area for '< and '> marks, and "gv" */
1469 curbuf->b_visual_start = VIsual;
1470 curbuf->b_visual_end = curwin->w_cursor;
1471 curbuf->b_visual_mode = VIsual_mode;
1472# ifdef FEAT_EVAL
1473 curbuf->b_visual_mode_eval = VIsual_mode;
1474# endif
1475 curbuf->b_visual_curswant = curwin->w_curswant;
1476
1477 /* In Select mode, a linewise selection is operated upon like a
1478 * characterwise selection. */
1479 if (VIsual_select && VIsual_mode == 'V')
1480 {
1481 if (lt(VIsual, curwin->w_cursor))
1482 {
1483 VIsual.col = 0;
1484 curwin->w_cursor.col =
1485 (colnr_T)STRLEN(ml_get(curwin->w_cursor.lnum));
1486 }
1487 else
1488 {
1489 curwin->w_cursor.col = 0;
1490 VIsual.col = (colnr_T)STRLEN(ml_get(VIsual.lnum));
1491 }
1492 VIsual_mode = 'v';
1493 }
1494 /* If 'selection' is "exclusive", backup one character for
1495 * charwise selections. */
1496 else if (VIsual_mode == 'v')
1497 {
1498# ifdef FEAT_VIRTUALEDIT
1499 include_line_break =
1500# endif
1501 unadjust_for_sel();
1502 }
1503
1504 oap->start = VIsual;
1505 if (VIsual_mode == 'V')
1506 oap->start.col = 0;
1507 }
1508#endif /* FEAT_VISUAL */
1509
1510 /*
1511 * Set oap->start to the first position of the operated text, oap->end
1512 * to the end of the operated text. w_cursor is equal to oap->start.
1513 */
1514 if (lt(oap->start, curwin->w_cursor))
1515 {
1516#ifdef FEAT_FOLDING
1517 /* Include folded lines completely. */
1518 if (!VIsual_active)
1519 {
1520 if (hasFolding(oap->start.lnum, &oap->start.lnum, NULL))
1521 oap->start.col = 0;
1522 if (hasFolding(curwin->w_cursor.lnum, NULL,
1523 &curwin->w_cursor.lnum))
1524 curwin->w_cursor.col = (colnr_T)STRLEN(ml_get_curline());
1525 }
1526#endif
1527 oap->end = curwin->w_cursor;
1528 curwin->w_cursor = oap->start;
1529
1530 /* w_virtcol may have been updated; if the cursor goes back to its
1531 * previous position w_virtcol becomes invalid and isn't updated
1532 * automatically. */
1533 curwin->w_valid &= ~VALID_VIRTCOL;
1534 }
1535 else
1536 {
1537#ifdef FEAT_FOLDING
1538 /* Include folded lines completely. */
1539 if (!VIsual_active && oap->motion_type == MLINE)
1540 {
1541 if (hasFolding(curwin->w_cursor.lnum, &curwin->w_cursor.lnum,
1542 NULL))
1543 curwin->w_cursor.col = 0;
1544 if (hasFolding(oap->start.lnum, NULL, &oap->start.lnum))
1545 oap->start.col = (colnr_T)STRLEN(ml_get(oap->start.lnum));
1546 }
1547#endif
1548 oap->end = oap->start;
1549 oap->start = curwin->w_cursor;
1550 }
1551
1552 oap->line_count = oap->end.lnum - oap->start.lnum + 1;
1553
1554#ifdef FEAT_VIRTUALEDIT
1555 /* Set "virtual_op" before resetting VIsual_active. */
1556 virtual_op = virtual_active();
1557#endif
1558
1559#ifdef FEAT_VISUAL
1560 if (VIsual_active || redo_VIsual_busy)
1561 {
1562 if (VIsual_mode == Ctrl_V) /* block mode */
1563 {
1564 colnr_T start, end;
1565
1566 oap->block_mode = TRUE;
1567
1568 getvvcol(curwin, &(oap->start),
1569 &oap->start_vcol, NULL, &oap->end_vcol);
1570 if (!redo_VIsual_busy)
1571 {
1572 getvvcol(curwin, &(oap->end), &start, NULL, &end);
1573
1574 if (start < oap->start_vcol)
1575 oap->start_vcol = start;
1576 if (end > oap->end_vcol)
1577 {
1578 if (*p_sel == 'e' && start >= 1
1579 && start - 1 >= oap->end_vcol)
1580 oap->end_vcol = start - 1;
1581 else
1582 oap->end_vcol = end;
1583 }
1584 }
1585
1586 /* if '$' was used, get oap->end_vcol from longest line */
1587 if (curwin->w_curswant == MAXCOL)
1588 {
1589 curwin->w_cursor.col = MAXCOL;
1590 oap->end_vcol = 0;
1591 for (curwin->w_cursor.lnum = oap->start.lnum;
1592 curwin->w_cursor.lnum <= oap->end.lnum;
1593 ++curwin->w_cursor.lnum)
1594 {
1595 getvvcol(curwin, &curwin->w_cursor, NULL, NULL, &end);
1596 if (end > oap->end_vcol)
1597 oap->end_vcol = end;
1598 }
1599 }
1600 else if (redo_VIsual_busy)
1601 oap->end_vcol = oap->start_vcol + redo_VIsual_col - 1;
1602 /*
1603 * Correct oap->end.col and oap->start.col to be the
1604 * upper-left and lower-right corner of the block area.
1605 *
1606 * (Actually, this does convert column positions into character
1607 * positions)
1608 */
1609 curwin->w_cursor.lnum = oap->end.lnum;
1610 coladvance(oap->end_vcol);
1611 oap->end = curwin->w_cursor;
1612
1613 curwin->w_cursor = oap->start;
1614 coladvance(oap->start_vcol);
1615 oap->start = curwin->w_cursor;
1616 }
1617
1618 if (!redo_VIsual_busy && !gui_yank)
1619 {
1620 /*
1621 * Prepare to reselect and redo Visual: this is based on the
1622 * size of the Visual text
1623 */
1624 resel_VIsual_mode = VIsual_mode;
1625 if (curwin->w_curswant == MAXCOL)
1626 resel_VIsual_col = MAXCOL;
1627 else if (VIsual_mode == Ctrl_V)
1628 resel_VIsual_col = oap->end_vcol - oap->start_vcol + 1;
1629 else if (oap->line_count > 1)
1630 resel_VIsual_col = oap->end.col;
1631 else
1632 resel_VIsual_col = oap->end.col - oap->start.col + 1;
1633 resel_VIsual_line_count = oap->line_count;
1634 }
1635
1636 /* can't redo yank (unless 'y' is in 'cpoptions') and ":" */
1637 if ((vim_strchr(p_cpo, CPO_YANK) != NULL || oap->op_type != OP_YANK)
1638 && oap->op_type != OP_COLON
1639#ifdef FEAT_FOLDING
1640 && oap->op_type != OP_FOLD
1641 && oap->op_type != OP_FOLDOPEN
1642 && oap->op_type != OP_FOLDOPENREC
1643 && oap->op_type != OP_FOLDCLOSE
1644 && oap->op_type != OP_FOLDCLOSEREC
1645 && oap->op_type != OP_FOLDDEL
1646 && oap->op_type != OP_FOLDDELREC
1647#endif
1648 && oap->motion_force == NUL
1649 )
1650 {
1651 /* Prepare for redoing. Only use the nchar field for "r",
1652 * otherwise it might be the second char of the operator. */
1653 prep_redo(oap->regname, 0L, NUL, 'v',
1654 get_op_char(oap->op_type),
1655 get_extra_op_char(oap->op_type),
1656 oap->op_type == OP_REPLACE ? cap->nchar : NUL);
1657 if (!redo_VIsual_busy)
1658 {
1659 redo_VIsual_mode = resel_VIsual_mode;
1660 redo_VIsual_col = resel_VIsual_col;
1661 redo_VIsual_line_count = resel_VIsual_line_count;
1662 redo_VIsual_count = cap->count0;
1663 }
1664 }
1665
1666 /*
1667 * oap->inclusive defaults to TRUE.
1668 * If oap->end is on a NUL (empty line) oap->inclusive becomes
1669 * FALSE. This makes "d}P" and "v}dP" work the same.
1670 */
1671 if (oap->motion_force == NUL || oap->motion_type == MLINE)
1672 oap->inclusive = TRUE;
1673 if (VIsual_mode == 'V')
1674 oap->motion_type = MLINE;
1675 else
1676 {
1677 oap->motion_type = MCHAR;
1678 if (VIsual_mode != Ctrl_V && *ml_get_pos(&(oap->end)) == NUL
1679# ifdef FEAT_VIRTUALEDIT
1680 && (include_line_break || !virtual_op)
1681# endif
1682 )
1683 {
1684 oap->inclusive = FALSE;
1685 /* Try to include the newline, unless it's an operator
1686 * that works on lines only */
1687 if (*p_sel != 'o'
1688 && !op_on_lines(oap->op_type)
1689 && oap->end.lnum < curbuf->b_ml.ml_line_count)
1690 {
1691 ++oap->end.lnum;
1692 oap->end.col = 0;
1693# ifdef FEAT_VIRTUALEDIT
1694 oap->end.coladd = 0;
1695# endif
1696 ++oap->line_count;
1697 }
1698 }
1699 }
1700
1701 redo_VIsual_busy = FALSE;
1702 /*
1703 * Switch Visual off now, so screen updating does
1704 * not show inverted text when the screen is redrawn.
1705 * With OP_YANK and sometimes with OP_COLON and OP_FILTER there is
1706 * no screen redraw, so it is done here to remove the inverted
1707 * part.
1708 */
1709 if (!gui_yank)
1710 {
1711 VIsual_active = FALSE;
1712# ifdef FEAT_MOUSE
1713 setmouse();
1714 mouse_dragging = 0;
1715# endif
1716 if (p_smd)
1717 clear_cmdline = TRUE; /* unshow visual mode later */
1718#ifdef FEAT_CMDL_INFO
1719 else
1720 clear_showcmd();
1721#endif
1722 if ((oap->op_type == OP_YANK
1723 || oap->op_type == OP_COLON
1724 || oap->op_type == OP_FILTER)
1725 && oap->motion_force == NUL)
1726 redraw_curbuf_later(INVERTED);
1727 }
1728 }
1729#endif
1730
1731#ifdef FEAT_MBYTE
1732 /* Include the trailing byte of a multi-byte char. */
1733 if (has_mbyte && oap->inclusive)
1734 {
1735 int l;
1736
1737 l = (*mb_ptr2len_check)(ml_get_pos(&oap->end));
1738 if (l > 1)
1739 oap->end.col += l - 1;
1740 }
1741#endif
1742 curwin->w_set_curswant = TRUE;
1743
1744 /*
1745 * oap->empty is set when start and end are the same. The inclusive
1746 * flag affects this too, unless yanking and the end is on a NUL.
1747 */
1748 oap->empty = (oap->motion_type == MCHAR
1749 && (!oap->inclusive
1750 || (oap->op_type == OP_YANK
1751 && gchar_pos(&oap->end) == NUL))
1752 && equalpos(oap->start, oap->end)
1753#ifdef FEAT_VIRTUALEDIT
1754 && !(virtual_op && oap->start.coladd != oap->end.coladd)
1755#endif
1756 );
1757 /*
1758 * For delete, change and yank, it's an error to operate on an
1759 * empty region, when 'E' included in 'cpoptions' (Vi compatible).
1760 */
1761 empty_region_error = (oap->empty
1762 && vim_strchr(p_cpo, CPO_EMPTYREGION) != NULL);
1763
1764#ifdef FEAT_VISUAL
1765 /* Force a redraw when operating on an empty Visual region, when
1766 * 'modifiable is off or creating a fold. */
1767 if (oap->is_VIsual && (oap->empty || !curbuf->b_p_ma
1768# ifdef FEAT_FOLDING
1769 || oap->op_type == OP_FOLD
1770# endif
1771 ))
1772 redraw_curbuf_later(INVERTED);
1773#endif
1774
1775 /*
1776 * If the end of an operator is in column one while oap->motion_type
1777 * is MCHAR and oap->inclusive is FALSE, we put op_end after the last
1778 * character in the previous line. If op_start is on or before the
1779 * first non-blank in the line, the operator becomes linewise
1780 * (strange, but that's the way vi does it).
1781 */
1782 if ( oap->motion_type == MCHAR
1783 && oap->inclusive == FALSE
1784 && !(cap->retval & CA_NO_ADJ_OP_END)
1785 && oap->end.col == 0
1786#ifdef FEAT_VISUAL
1787 && (!oap->is_VIsual || *p_sel == 'o')
Bram Moolenaar34114692005-01-02 11:28:13 +00001788 && !oap->block_mode
Bram Moolenaar071d4272004-06-13 20:20:40 +00001789#endif
1790 && oap->line_count > 1)
1791 {
1792 oap->end_adjusted = TRUE; /* remember that we did this */
1793 --oap->line_count;
1794 --oap->end.lnum;
1795 if (inindent(0))
1796 oap->motion_type = MLINE;
1797 else
1798 {
1799 oap->end.col = (colnr_T)STRLEN(ml_get(oap->end.lnum));
1800 if (oap->end.col)
1801 {
1802 --oap->end.col;
1803 oap->inclusive = TRUE;
1804 }
1805 }
1806 }
1807 else
1808 oap->end_adjusted = FALSE;
1809
1810 switch (oap->op_type)
1811 {
1812 case OP_LSHIFT:
1813 case OP_RSHIFT:
1814 op_shift(oap, TRUE,
1815#ifdef FEAT_VISUAL
1816 oap->is_VIsual ? (int)cap->count1 :
1817#endif
1818 1);
1819 auto_format(FALSE, TRUE);
1820 break;
1821
1822 case OP_JOIN_NS:
1823 case OP_JOIN:
1824 if (oap->line_count < 2)
1825 oap->line_count = 2;
1826 if (curwin->w_cursor.lnum + oap->line_count - 1 >
1827 curbuf->b_ml.ml_line_count)
1828 beep_flush();
1829 else
1830 {
1831 do_do_join(oap->line_count, oap->op_type == OP_JOIN);
1832 auto_format(FALSE, TRUE);
1833 }
1834 break;
1835
1836 case OP_DELETE:
1837#ifdef FEAT_VISUAL
1838 VIsual_reselect = FALSE; /* don't reselect now */
1839#endif
1840 if (empty_region_error)
1841 vim_beep();
1842 else
1843 {
1844 (void)op_delete(oap);
1845 if (oap->motion_type == MLINE && has_format_option(FO_AUTO))
1846 u_save_cursor(); /* cursor line wasn't saved yet */
1847 auto_format(FALSE, TRUE);
1848 }
1849 break;
1850
1851 case OP_YANK:
1852 if (empty_region_error)
1853 {
1854 if (!gui_yank)
1855 vim_beep();
1856 }
1857 else
1858 (void)op_yank(oap, FALSE, !gui_yank);
1859 check_cursor_col();
1860 break;
1861
1862 case OP_CHANGE:
1863#ifdef FEAT_VISUAL
1864 VIsual_reselect = FALSE; /* don't reselect now */
1865#endif
1866 if (empty_region_error)
1867 vim_beep();
1868 else
1869 {
1870 /* This is a new edit command, not a restart. Need to
1871 * remember it to make 'insertmode' work with mappings for
1872 * Visual mode. But do this only once and not when typed and
1873 * 'insertmode' isn't set. */
1874 if (p_im || !KeyTyped)
1875 restart_edit_save = restart_edit;
1876 else
1877 restart_edit_save = 0;
1878 restart_edit = 0;
1879 /* Reset finish_op now, don't want it set inside edit(). */
1880 finish_op = FALSE;
1881 if (op_change(oap)) /* will call edit() */
1882 cap->retval |= CA_COMMAND_BUSY;
1883 if (restart_edit == 0)
1884 restart_edit = restart_edit_save;
1885 }
1886 break;
1887
1888 case OP_FILTER:
1889 if (vim_strchr(p_cpo, CPO_FILTER) != NULL)
1890 AppendToRedobuff((char_u *)"!\r"); /* use any last used !cmd */
1891 else
1892 bangredo = TRUE; /* do_bang() will put cmd in redo buffer */
1893
1894 case OP_INDENT:
1895 case OP_COLON:
1896
1897#if defined(FEAT_LISP) || defined(FEAT_CINDENT)
1898 /*
1899 * If 'equalprg' is empty, do the indenting internally.
1900 */
1901 if (oap->op_type == OP_INDENT && *get_equalprg() == NUL)
1902 {
1903# ifdef FEAT_LISP
1904 if (curbuf->b_p_lisp)
1905 {
1906 op_reindent(oap, get_lisp_indent);
1907 break;
1908 }
1909# endif
1910# ifdef FEAT_CINDENT
1911 op_reindent(oap,
1912# ifdef FEAT_EVAL
1913 *curbuf->b_p_inde != NUL ? get_expr_indent :
1914# endif
1915 get_c_indent);
1916 break;
1917# endif
1918 }
1919#endif
1920
1921 op_colon(oap);
1922 break;
1923
1924 case OP_TILDE:
1925 case OP_UPPER:
1926 case OP_LOWER:
1927 case OP_ROT13:
1928 if (empty_region_error)
1929 vim_beep();
1930 else
1931 op_tilde(oap);
1932 check_cursor_col();
1933 break;
1934
1935 case OP_FORMAT:
1936 if (*p_fp != NUL)
1937 op_colon(oap); /* use external command */
1938 else
1939 op_format(oap, FALSE); /* use internal function */
1940 break;
1941
1942 case OP_FORMAT2:
1943 op_format(oap, TRUE); /* use internal function */
1944 break;
1945
1946 case OP_INSERT:
1947 case OP_APPEND:
1948#ifdef FEAT_VISUAL
1949 VIsual_reselect = FALSE; /* don't reselect now */
1950#endif
1951#ifdef FEAT_VISUALEXTRA
1952 if (empty_region_error)
1953 vim_beep();
1954 else
1955 {
1956 /* This is a new edit command, not a restart. Need to
1957 * remember it to make 'insertmode' work with mappings for
1958 * Visual mode. But do this only once. */
1959 restart_edit_save = restart_edit;
1960 restart_edit = 0;
1961
1962 op_insert(oap, cap->count1);
1963
1964 /* TODO: when inserting in several lines, should format all
1965 * the lines. */
1966 auto_format(FALSE, TRUE);
1967
1968 if (restart_edit == 0)
1969 restart_edit = restart_edit_save;
1970 }
1971#else
1972 vim_beep();
1973#endif
1974 break;
1975
1976 case OP_REPLACE:
1977#ifdef FEAT_VISUAL
1978 VIsual_reselect = FALSE; /* don't reselect now */
1979#endif
1980#ifdef FEAT_VISUALEXTRA
1981 if (empty_region_error)
1982#endif
1983 vim_beep();
1984#ifdef FEAT_VISUALEXTRA
1985 else
1986 op_replace(oap, cap->nchar);
1987#endif
1988 break;
1989
1990#ifdef FEAT_FOLDING
1991 case OP_FOLD:
1992 VIsual_reselect = FALSE; /* don't reselect now */
1993 foldCreate(oap->start.lnum, oap->end.lnum);
1994 break;
1995
1996 case OP_FOLDOPEN:
1997 case OP_FOLDOPENREC:
1998 case OP_FOLDCLOSE:
1999 case OP_FOLDCLOSEREC:
2000 VIsual_reselect = FALSE; /* don't reselect now */
2001 opFoldRange(oap->start.lnum, oap->end.lnum,
2002 oap->op_type == OP_FOLDOPEN
2003 || oap->op_type == OP_FOLDOPENREC,
2004 oap->op_type == OP_FOLDOPENREC
2005 || oap->op_type == OP_FOLDCLOSEREC,
2006 oap->is_VIsual);
2007 break;
2008
2009 case OP_FOLDDEL:
2010 case OP_FOLDDELREC:
2011 VIsual_reselect = FALSE; /* don't reselect now */
2012 deleteFold(oap->start.lnum, oap->end.lnum,
2013 oap->op_type == OP_FOLDDELREC, oap->is_VIsual);
2014 break;
2015#endif
2016 default:
2017 clearopbeep(oap);
2018 }
2019#ifdef FEAT_VIRTUALEDIT
2020 virtual_op = MAYBE;
2021#endif
2022 if (!gui_yank)
2023 {
2024 /*
2025 * if 'sol' not set, go back to old column for some commands
2026 */
2027 if (!p_sol && oap->motion_type == MLINE && !oap->end_adjusted
2028 && (oap->op_type == OP_LSHIFT || oap->op_type == OP_RSHIFT
2029 || oap->op_type == OP_DELETE))
2030 coladvance(curwin->w_curswant = old_col);
2031 }
2032 else
2033 {
2034 curwin->w_cursor = old_cursor;
2035 }
2036#ifdef FEAT_VISUAL
2037 oap->block_mode = FALSE;
2038#endif
2039 clearop(oap);
2040 }
2041}
2042
2043/*
2044 * Handle indent and format operators and visual mode ":".
2045 */
2046 static void
2047op_colon(oap)
2048 oparg_T *oap;
2049{
2050 stuffcharReadbuff(':');
2051#ifdef FEAT_VISUAL
2052 if (oap->is_VIsual)
2053 stuffReadbuff((char_u *)"'<,'>");
2054 else
2055#endif
2056 {
2057 /*
2058 * Make the range look nice, so it can be repeated.
2059 */
2060 if (oap->start.lnum == curwin->w_cursor.lnum)
2061 stuffcharReadbuff('.');
2062 else
2063 stuffnumReadbuff((long)oap->start.lnum);
2064 if (oap->end.lnum != oap->start.lnum)
2065 {
2066 stuffcharReadbuff(',');
2067 if (oap->end.lnum == curwin->w_cursor.lnum)
2068 stuffcharReadbuff('.');
2069 else if (oap->end.lnum == curbuf->b_ml.ml_line_count)
2070 stuffcharReadbuff('$');
2071 else if (oap->start.lnum == curwin->w_cursor.lnum)
2072 {
2073 stuffReadbuff((char_u *)".+");
2074 stuffnumReadbuff((long)oap->line_count - 1);
2075 }
2076 else
2077 stuffnumReadbuff((long)oap->end.lnum);
2078 }
2079 }
2080 if (oap->op_type != OP_COLON)
2081 stuffReadbuff((char_u *)"!");
2082 if (oap->op_type == OP_INDENT)
2083 {
2084#ifndef FEAT_CINDENT
2085 if (*get_equalprg() == NUL)
2086 stuffReadbuff((char_u *)"indent");
2087 else
2088#endif
2089 stuffReadbuff(get_equalprg());
2090 stuffReadbuff((char_u *)"\n");
2091 }
2092 else if (oap->op_type == OP_FORMAT)
2093 {
2094 if (*p_fp == NUL)
2095 stuffReadbuff((char_u *)"fmt");
2096 else
2097 stuffReadbuff(p_fp);
Bram Moolenaar4317d9b2005-03-18 20:25:31 +00002098 stuffReadbuff((char_u *)"\n']");
Bram Moolenaar071d4272004-06-13 20:20:40 +00002099 }
2100
2101 /*
2102 * do_cmdline() does the rest
2103 */
2104}
2105
2106#if defined(FEAT_MOUSE) || defined(PROTO)
2107/*
2108 * Do the appropriate action for the current mouse click in the current mode.
2109 * Not used for Command-line mode.
2110 *
2111 * Normal Mode:
2112 * event modi- position visual change action
2113 * fier cursor window
2114 * left press - yes end yes
2115 * left press C yes end yes "^]" (2)
2116 * left press S yes end yes "*" (2)
2117 * left drag - yes start if moved no
2118 * left relse - yes start if moved no
2119 * middle press - yes if not active no put register
2120 * middle press - yes if active no yank and put
2121 * right press - yes start or extend yes
2122 * right press S yes no change yes "#" (2)
2123 * right drag - yes extend no
2124 * right relse - yes extend no
2125 *
2126 * Insert or Replace Mode:
2127 * event modi- position visual change action
2128 * fier cursor window
2129 * left press - yes (cannot be active) yes
2130 * left press C yes (cannot be active) yes "CTRL-O^]" (2)
2131 * left press S yes (cannot be active) yes "CTRL-O*" (2)
2132 * left drag - yes start or extend (1) no CTRL-O (1)
2133 * left relse - yes start or extend (1) no CTRL-O (1)
2134 * middle press - no (cannot be active) no put register
2135 * right press - yes start or extend yes CTRL-O
2136 * right press S yes (cannot be active) yes "CTRL-O#" (2)
2137 *
2138 * (1) only if mouse pointer moved since press
2139 * (2) only if click is in same buffer
2140 *
2141 * Return TRUE if start_arrow() should be called for edit mode.
2142 */
2143 int
2144do_mouse(oap, c, dir, count, fixindent)
2145 oparg_T *oap; /* operator argument, can be NULL */
2146 int c; /* K_LEFTMOUSE, etc */
2147 int dir; /* Direction to 'put' if necessary */
2148 long count;
2149 int fixindent; /* PUT_FIXINDENT if fixing indent necessary */
2150{
2151 static int do_always = FALSE; /* ignore 'mouse' setting next time */
2152 static int got_click = FALSE; /* got a click some time back */
2153
2154 int which_button; /* MOUSE_LEFT, _MIDDLE or _RIGHT */
2155 int is_click; /* If FALSE it's a drag or release event */
2156 int is_drag; /* If TRUE it's a drag event */
2157 int jump_flags = 0; /* flags for jump_to_mouse() */
2158 pos_T start_visual;
2159 int moved; /* Has cursor moved? */
2160 int in_status_line; /* mouse in status line */
2161#ifdef FEAT_VERTSPLIT
2162 int in_sep_line; /* mouse in vertical separator line */
2163#endif
2164 int c1, c2;
2165#if defined(FEAT_FOLDING)
2166 pos_T save_cursor;
2167#endif
2168 win_T *old_curwin = curwin;
2169#ifdef FEAT_VISUAL
2170 static pos_T orig_cursor;
2171 colnr_T leftcol, rightcol;
2172 pos_T end_visual;
2173 int diff;
2174 int old_active = VIsual_active;
2175 int old_mode = VIsual_mode;
2176#endif
2177 int regname;
2178
2179#if defined(FEAT_FOLDING)
2180 save_cursor = curwin->w_cursor;
2181#endif
2182
2183 /*
2184 * When GUI is active, always recognize mouse events, otherwise:
2185 * - Ignore mouse event in normal mode if 'mouse' doesn't include 'n'.
2186 * - Ignore mouse event in visual mode if 'mouse' doesn't include 'v'.
2187 * - For command line and insert mode 'mouse' is checked before calling
2188 * do_mouse().
2189 */
2190 if (do_always)
2191 do_always = FALSE;
2192 else
2193#ifdef FEAT_GUI
2194 if (!gui.in_use)
2195#endif
2196 {
2197#ifdef FEAT_VISUAL
2198 if (VIsual_active)
2199 {
2200 if (!mouse_has(MOUSE_VISUAL))
2201 return FALSE;
2202 }
2203 else
2204#endif
2205 if (State == NORMAL && !mouse_has(MOUSE_NORMAL))
2206 return FALSE;
2207 }
2208
2209 which_button = get_mouse_button(KEY2TERMCAP1(c), &is_click, &is_drag);
2210
2211#ifdef FEAT_MOUSESHAPE
2212 /* May have stopped dragging the status or separator line. The pointer is
2213 * most likely still on the status or separator line. */
2214 if (!is_drag && drag_status_line)
2215 {
2216 drag_status_line = FALSE;
2217 update_mouseshape(SHAPE_IDX_STATUS);
2218 }
2219# ifdef FEAT_VERTSPLIT
2220 if (!is_drag && drag_sep_line)
2221 {
2222 drag_sep_line = FALSE;
2223 update_mouseshape(SHAPE_IDX_VSEP);
2224 }
2225# endif
2226#endif
2227
2228 /*
2229 * Ignore drag and release events if we didn't get a click.
2230 */
2231 if (is_click)
2232 got_click = TRUE;
2233 else
2234 {
2235 if (!got_click) /* didn't get click, ignore */
2236 return FALSE;
2237 if (!is_drag) /* release, reset got_click */
2238 got_click = FALSE;
2239 }
2240
2241 /*
2242 * ALT is currently ignored
2243 */
2244 if ((mod_mask & MOD_MASK_ALT))
2245 return FALSE;
2246
2247 /*
2248 * CTRL right mouse button does CTRL-T
2249 */
2250 if (is_click && (mod_mask & MOD_MASK_CTRL) && which_button == MOUSE_RIGHT)
2251 {
2252 if (State & INSERT)
2253 stuffcharReadbuff(Ctrl_O);
2254 if (count > 1)
2255 stuffnumReadbuff(count);
2256 stuffcharReadbuff(Ctrl_T);
2257 got_click = FALSE; /* ignore drag&release now */
2258 return FALSE;
2259 }
2260
2261 /*
2262 * CTRL only works with left mouse button
2263 */
2264 if ((mod_mask & MOD_MASK_CTRL) && which_button != MOUSE_LEFT)
2265 return FALSE;
2266
2267 /*
2268 * When a modifier is down, ignore drag and release events, as well as
2269 * multiple clicks and the middle mouse button.
2270 * Accept shift-leftmouse drags when 'mousemodel' is "popup.*".
2271 */
Bram Moolenaar19a09a12005-03-04 23:39:37 +00002272 if ((mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL | MOD_MASK_ALT
2273 | MOD_MASK_META))
Bram Moolenaar071d4272004-06-13 20:20:40 +00002274 && (!is_click
2275 || (mod_mask & MOD_MASK_MULTI_CLICK)
2276 || which_button == MOUSE_MIDDLE)
2277 && !((mod_mask & MOD_MASK_SHIFT)
2278 && mouse_model_popup()
2279 && which_button == MOUSE_LEFT)
2280 )
2281 return FALSE;
2282
2283 /*
2284 * If the button press was used as the movement command for an operator
2285 * (eg "d<MOUSE>"), or it is the middle button that is held down, ignore
2286 * drag/release events.
2287 */
2288 if (!is_click && which_button == MOUSE_MIDDLE)
2289 return FALSE;
2290
2291 if (oap != NULL)
2292 regname = oap->regname;
2293 else
2294 regname = 0;
2295
2296 /*
2297 * Middle mouse button does a 'put' of the selected text
2298 */
2299 if (which_button == MOUSE_MIDDLE)
2300 {
2301 if (State == NORMAL)
2302 {
2303 /*
2304 * If an operator was pending, we don't know what the user wanted
2305 * to do. Go back to normal mode: Clear the operator and beep().
2306 */
2307 if (oap != NULL && oap->op_type != OP_NOP)
2308 {
2309 clearopbeep(oap);
2310 return FALSE;
2311 }
2312
2313#ifdef FEAT_VISUAL
2314 /*
2315 * If visual was active, yank the highlighted text and put it
2316 * before the mouse pointer position.
2317 */
2318 if (VIsual_active)
2319 {
2320 stuffcharReadbuff('y');
2321 stuffcharReadbuff(K_MIDDLEMOUSE);
2322 do_always = TRUE; /* ignore 'mouse' setting next time */
2323 return FALSE;
2324 }
2325#endif
2326 /*
2327 * The rest is below jump_to_mouse()
2328 */
2329 }
2330
2331 else if ((State & INSERT) == 0)
2332 return FALSE;
2333
2334 /*
2335 * Middle click in insert mode doesn't move the mouse, just insert the
2336 * contents of a register. '.' register is special, can't insert that
2337 * with do_put().
2338 * Also paste at the cursor if the current mode isn't in 'mouse' (only
2339 * happens for the GUI).
2340 */
2341 if ((State & INSERT) || !mouse_has(MOUSE_NORMAL))
2342 {
2343 if (regname == '.')
2344 insert_reg(regname, TRUE);
2345 else
2346 {
2347#ifdef FEAT_CLIPBOARD
2348 if (clip_star.available && regname == 0)
2349 regname = '*';
2350#endif
2351 if ((State & REPLACE_FLAG) && !yank_register_mline(regname))
2352 insert_reg(regname, TRUE);
2353 else
2354 {
2355 do_put(regname, BACKWARD, 1L, fixindent | PUT_CURSEND);
2356
2357 /* Repeat it with CTRL-R CTRL-O r or CTRL-R CTRL-P r */
2358 AppendCharToRedobuff(Ctrl_R);
2359 AppendCharToRedobuff(fixindent ? Ctrl_P : Ctrl_O);
2360 AppendCharToRedobuff(regname == 0 ? '"' : regname);
2361 }
2362 }
2363 return FALSE;
2364 }
2365 }
2366
2367 /* When dragging or button-up stay in the same window. */
2368 if (!is_click)
2369 jump_flags |= MOUSE_FOCUS | MOUSE_DID_MOVE;
2370
2371 start_visual.lnum = 0;
2372
2373 /*
2374 * When 'mousemodel' is "popup" or "popup_setpos", translate mouse events:
2375 * right button up -> pop-up menu
2376 * shift-left button -> right button
2377 */
2378 if (mouse_model_popup())
2379 {
2380 if (which_button == MOUSE_RIGHT
2381 && !(mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)))
2382 {
2383 /*
2384 * NOTE: Ignore right button down and drag mouse events.
2385 * Windows only shows the popup menu on the button up event.
2386 */
Bram Moolenaar843ee412004-06-30 16:16:41 +00002387#if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_KDE)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002388 if (!is_click)
2389 return FALSE;
2390#endif
2391#if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN)
2392 if (is_click || is_drag)
2393 return FALSE;
2394#endif
Bram Moolenaar843ee412004-06-30 16:16:41 +00002395#if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_KDE) \
Bram Moolenaar071d4272004-06-13 20:20:40 +00002396 || defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN) \
2397 || defined(FEAT_GUI_MAC) || defined(FEAT_GUI_PHOTON)
2398 if (gui.in_use)
2399 {
2400 jump_flags = 0;
2401 if (STRCMP(p_mousem, "popup_setpos") == 0)
2402 {
2403 /* First set the cursor position before showing the popup
2404 * menu. */
2405#ifdef FEAT_VISUAL
2406 if (VIsual_active)
2407 {
2408 pos_T m_pos;
2409
2410 /*
2411 * set MOUSE_MAY_STOP_VIS if we are outside the
2412 * selection or the current window (might have false
2413 * negative here)
2414 */
2415 if (mouse_row < W_WINROW(curwin)
2416 || mouse_row
2417 > (W_WINROW(curwin) + curwin->w_height))
2418 jump_flags = MOUSE_MAY_STOP_VIS;
2419 else if (get_fpos_of_mouse(&m_pos) != IN_BUFFER)
2420 jump_flags = MOUSE_MAY_STOP_VIS;
2421 else
2422 {
2423 if ((lt(curwin->w_cursor, VIsual)
2424 && (lt(m_pos, curwin->w_cursor)
2425 || lt(VIsual, m_pos)))
2426 || (lt(VIsual, curwin->w_cursor)
2427 && (lt(m_pos, VIsual)
2428 || lt(curwin->w_cursor, m_pos))))
2429 {
2430 jump_flags = MOUSE_MAY_STOP_VIS;
2431 }
2432 else if (VIsual_mode == Ctrl_V)
2433 {
2434 getvcols(curwin, &curwin->w_cursor, &VIsual,
2435 &leftcol, &rightcol);
2436 getvcol(curwin, &m_pos, NULL, &m_pos.col, NULL);
2437 if (m_pos.col < leftcol || m_pos.col > rightcol)
2438 jump_flags = MOUSE_MAY_STOP_VIS;
2439 }
2440 }
2441 }
2442 else
2443 jump_flags = MOUSE_MAY_STOP_VIS;
2444#endif
2445 }
2446 if (jump_flags)
2447 {
2448 jump_flags = jump_to_mouse(jump_flags, NULL, which_button);
2449 update_curbuf(
2450#ifdef FEAT_VISUAL
2451 VIsual_active ? INVERTED :
2452#endif
2453 VALID);
2454 setcursor();
2455 out_flush(); /* Update before showing popup menu */
2456 }
2457# ifdef FEAT_MENU
2458 gui_show_popupmenu();
2459# endif
2460 return (jump_flags & CURSOR_MOVED) != 0;
2461 }
2462 else
2463 return FALSE;
2464#else
2465 return FALSE;
2466#endif
2467 }
2468 if (which_button == MOUSE_LEFT && (mod_mask & MOD_MASK_SHIFT))
2469 {
2470 which_button = MOUSE_RIGHT;
2471 mod_mask &= ~MOD_MASK_SHIFT;
2472 }
2473 }
2474
2475#ifdef FEAT_VISUAL
2476 if ((State & (NORMAL | INSERT))
2477 && !(mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)))
2478 {
2479 if (which_button == MOUSE_LEFT)
2480 {
2481 if (is_click)
2482 {
2483 /* stop Visual mode for a left click in a window, but not when
2484 * on a status line */
2485 if (VIsual_active)
2486 jump_flags |= MOUSE_MAY_STOP_VIS;
2487 }
2488 else if (mouse_has(MOUSE_VISUAL))
2489 jump_flags |= MOUSE_MAY_VIS;
2490 }
2491 else if (which_button == MOUSE_RIGHT)
2492 {
2493 if (is_click && VIsual_active)
2494 {
2495 /*
2496 * Remember the start and end of visual before moving the
2497 * cursor.
2498 */
2499 if (lt(curwin->w_cursor, VIsual))
2500 {
2501 start_visual = curwin->w_cursor;
2502 end_visual = VIsual;
2503 }
2504 else
2505 {
2506 start_visual = VIsual;
2507 end_visual = curwin->w_cursor;
2508 }
2509 }
2510 jump_flags |= MOUSE_FOCUS;
2511 if (mouse_has(MOUSE_VISUAL))
2512 jump_flags |= MOUSE_MAY_VIS;
2513 }
2514 }
2515#endif
2516
2517 /*
2518 * If an operator is pending, ignore all drags and releases until the
2519 * next mouse click.
2520 */
2521 if (!is_drag && oap != NULL && oap->op_type != OP_NOP)
2522 {
2523 got_click = FALSE;
2524 oap->motion_type = MCHAR;
2525 }
2526
2527 /* When releasing the button let jump_to_mouse() know. */
2528 if (!is_click && !is_drag)
2529 jump_flags |= MOUSE_RELEASED;
2530
2531 /*
2532 * JUMP!
2533 */
2534 jump_flags = jump_to_mouse(jump_flags,
2535 oap == NULL ? NULL : &(oap->inclusive), which_button);
2536 moved = (jump_flags & CURSOR_MOVED);
2537 in_status_line = (jump_flags & IN_STATUS_LINE);
2538#ifdef FEAT_VERTSPLIT
2539 in_sep_line = (jump_flags & IN_SEP_LINE);
2540#endif
2541
2542#ifdef FEAT_NETBEANS_INTG
2543 if (usingNetbeans && isNetbeansBuffer(curbuf)
2544 && !(jump_flags & (IN_STATUS_LINE | IN_SEP_LINE)))
2545 {
2546 int key = KEY2TERMCAP1(c);
2547
2548 if (key == (int)KE_LEFTRELEASE || key == (int)KE_MIDDLERELEASE
2549 || key == (int)KE_RIGHTRELEASE)
2550 netbeans_button_release(which_button);
2551 }
2552#endif
2553
2554 /* When jumping to another window, clear a pending operator. That's a bit
2555 * friendlier than beeping and not jumping to that window. */
2556 if (curwin != old_curwin && oap != NULL && oap->op_type != OP_NOP)
2557 clearop(oap);
2558
2559#ifdef FEAT_FOLDING
2560 if (mod_mask == 0
2561 && !is_drag
2562 && (jump_flags & (MOUSE_FOLD_CLOSE | MOUSE_FOLD_OPEN))
2563 && which_button == MOUSE_LEFT)
2564 {
2565 /* open or close a fold at this line */
2566 if (jump_flags & MOUSE_FOLD_OPEN)
2567 openFold(curwin->w_cursor.lnum, 1L);
2568 else
2569 closeFold(curwin->w_cursor.lnum, 1L);
2570 /* don't move the cursor if still in the same window */
2571 if (curwin == old_curwin)
2572 curwin->w_cursor = save_cursor;
2573 }
2574#endif
2575
2576#if defined(FEAT_CLIPBOARD) && defined(FEAT_CMDWIN)
2577 if ((jump_flags & IN_OTHER_WIN) && !VIsual_active && clip_star.available)
2578 {
2579 clip_modeless(which_button, is_click, is_drag);
2580 return FALSE;
2581 }
2582#endif
2583
2584#ifdef FEAT_VISUAL
2585 /* Set global flag that we are extending the Visual area with mouse
2586 * dragging; temporarily mimimize 'scrolloff'. */
2587 if (VIsual_active && is_drag && p_so)
2588 {
2589 /* In the very first line, allow scrolling one line */
2590 if (mouse_row == 0)
2591 mouse_dragging = 2;
2592 else
2593 mouse_dragging = 1;
2594 }
2595
2596 /* When dragging the mouse above the window, scroll down. */
2597 if (is_drag && mouse_row < 0 && !in_status_line)
2598 {
2599 scroll_redraw(FALSE, 1L);
2600 mouse_row = 0;
2601 }
2602
2603 if (start_visual.lnum) /* right click in visual mode */
2604 {
2605 /*
2606 * In Visual-block mode, divide the area in four, pick up the corner
2607 * that is in the quarter that the cursor is in.
2608 */
2609 if (VIsual_mode == Ctrl_V)
2610 {
2611 getvcols(curwin, &start_visual, &end_visual, &leftcol, &rightcol);
2612 if (curwin->w_curswant > (leftcol + rightcol) / 2)
2613 end_visual.col = leftcol;
2614 else
2615 end_visual.col = rightcol;
2616 if (curwin->w_cursor.lnum <
2617 (start_visual.lnum + end_visual.lnum) / 2)
2618 end_visual.lnum = end_visual.lnum;
2619 else
2620 end_visual.lnum = start_visual.lnum;
2621
2622 /* move VIsual to the right column */
2623 start_visual = curwin->w_cursor; /* save the cursor pos */
2624 curwin->w_cursor = end_visual;
2625 coladvance(end_visual.col);
2626 VIsual = curwin->w_cursor;
2627 curwin->w_cursor = start_visual; /* restore the cursor */
2628 }
2629 else
2630 {
2631 /*
2632 * If the click is before the start of visual, change the start.
2633 * If the click is after the end of visual, change the end. If
2634 * the click is inside the visual, change the closest side.
2635 */
2636 if (lt(curwin->w_cursor, start_visual))
2637 VIsual = end_visual;
2638 else if (lt(end_visual, curwin->w_cursor))
2639 VIsual = start_visual;
2640 else
2641 {
2642 /* In the same line, compare column number */
2643 if (end_visual.lnum == start_visual.lnum)
2644 {
2645 if (curwin->w_cursor.col - start_visual.col >
2646 end_visual.col - curwin->w_cursor.col)
2647 VIsual = start_visual;
2648 else
2649 VIsual = end_visual;
2650 }
2651
2652 /* In different lines, compare line number */
2653 else
2654 {
2655 diff = (curwin->w_cursor.lnum - start_visual.lnum) -
2656 (end_visual.lnum - curwin->w_cursor.lnum);
2657
2658 if (diff > 0) /* closest to end */
2659 VIsual = start_visual;
2660 else if (diff < 0) /* closest to start */
2661 VIsual = end_visual;
2662 else /* in the middle line */
2663 {
2664 if (curwin->w_cursor.col <
2665 (start_visual.col + end_visual.col) / 2)
2666 VIsual = end_visual;
2667 else
2668 VIsual = start_visual;
2669 }
2670 }
2671 }
2672 }
2673 }
2674 /*
2675 * If Visual mode started in insert mode, execute "CTRL-O"
2676 */
2677 else if ((State & INSERT) && VIsual_active)
2678 stuffcharReadbuff(Ctrl_O);
2679#endif
2680
2681 /*
2682 * Middle mouse click: Put text before cursor.
2683 */
2684 if (which_button == MOUSE_MIDDLE)
2685 {
2686#ifdef FEAT_CLIPBOARD
2687 if (clip_star.available && regname == 0)
2688 regname = '*';
2689#endif
2690 if (yank_register_mline(regname))
2691 {
2692 if (mouse_past_bottom)
2693 dir = FORWARD;
2694 }
2695 else if (mouse_past_eol)
2696 dir = FORWARD;
2697
2698 if (fixindent)
2699 {
2700 c1 = (dir == BACKWARD) ? '[' : ']';
2701 c2 = 'p';
2702 }
2703 else
2704 {
2705 c1 = (dir == FORWARD) ? 'p' : 'P';
2706 c2 = NUL;
2707 }
2708 prep_redo(regname, count, NUL, c1, NUL, c2, NUL);
2709
2710 /*
2711 * Remember where the paste started, so in edit() Insstart can be set
2712 * to this position
2713 */
2714 if (restart_edit != 0)
2715 where_paste_started = curwin->w_cursor;
2716 do_put(regname, dir, count, fixindent | PUT_CURSEND);
2717 }
2718
2719#if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
2720 /*
2721 * Ctrl-Mouse click or double click in a quickfix window jumps to the
2722 * error under the mouse pointer.
2723 */
2724 else if (((mod_mask & MOD_MASK_CTRL)
2725 || (mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
2726 && bt_quickfix(curbuf))
2727 {
2728 if (State & INSERT)
2729 stuffcharReadbuff(Ctrl_O);
2730 stuffReadbuff((char_u *)":.cc\n");
2731 got_click = FALSE; /* ignore drag&release now */
2732 }
2733#endif
2734
2735 /*
2736 * Ctrl-Mouse click (or double click in a help window) jumps to the tag
2737 * under the mouse pointer.
2738 */
2739 else if ((mod_mask & MOD_MASK_CTRL) || (curbuf->b_help
2740 && (mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK))
2741 {
2742 if (State & INSERT)
2743 stuffcharReadbuff(Ctrl_O);
2744 stuffcharReadbuff(Ctrl_RSB);
2745 got_click = FALSE; /* ignore drag&release now */
2746 }
2747
2748 /*
2749 * Shift-Mouse click searches for the next occurrence of the word under
2750 * the mouse pointer
2751 */
2752 else if ((mod_mask & MOD_MASK_SHIFT))
2753 {
2754 if (State & INSERT
2755#ifdef FEAT_VISUAL
2756 || (VIsual_active && VIsual_select)
2757#endif
2758 )
2759 stuffcharReadbuff(Ctrl_O);
2760 if (which_button == MOUSE_LEFT)
2761 stuffcharReadbuff('*');
2762 else /* MOUSE_RIGHT */
2763 stuffcharReadbuff('#');
2764 }
2765
2766 /* Handle double clicks, unless on status line */
2767 else if (in_status_line)
2768 {
2769#ifdef FEAT_MOUSESHAPE
2770 if ((is_drag || is_click) && !drag_status_line)
2771 {
2772 drag_status_line = TRUE;
2773 update_mouseshape(-1);
2774 }
2775#endif
2776 }
2777#ifdef FEAT_VERTSPLIT
2778 else if (in_sep_line)
2779 {
2780# ifdef FEAT_MOUSESHAPE
2781 if ((is_drag || is_click) && !drag_sep_line)
2782 {
2783 drag_sep_line = TRUE;
2784 update_mouseshape(-1);
2785 }
2786# endif
2787 }
2788#endif
2789#ifdef FEAT_VISUAL
2790 else if ((mod_mask & MOD_MASK_MULTI_CLICK) && (State & (NORMAL | INSERT))
2791 && mouse_has(MOUSE_VISUAL))
2792 {
2793 if (is_click || !VIsual_active)
2794 {
2795 if (VIsual_active)
2796 orig_cursor = VIsual;
2797 else
2798 {
2799 check_visual_highlight();
2800 VIsual = curwin->w_cursor;
2801 orig_cursor = VIsual;
2802 VIsual_active = TRUE;
2803 VIsual_reselect = TRUE;
2804 /* start Select mode if 'selectmode' contains "mouse" */
2805 may_start_select('o');
2806 setmouse();
2807 }
2808 if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
2809 VIsual_mode = 'v';
2810 else if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_3CLICK)
2811 VIsual_mode = 'V';
2812 else if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_4CLICK)
2813 VIsual_mode = Ctrl_V;
2814#ifdef FEAT_CLIPBOARD
2815 /* Make sure the clipboard gets updated. Needed because start and
2816 * end may still be the same, and the selection needs to be owned */
2817 clip_star.vmode = NUL;
2818#endif
2819 }
2820 /*
2821 * A double click selects a word or a block.
2822 */
2823 if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
2824 {
2825 pos_T *pos = NULL;
Bram Moolenaar51485f02005-06-04 21:55:20 +00002826 int gc;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002827
2828 if (is_click)
2829 {
2830 /* If the character under the cursor (skipping white space) is
2831 * not a word character, try finding a match and select a (),
2832 * {}, [], #if/#endif, etc. block. */
2833 end_visual = curwin->w_cursor;
Bram Moolenaar51485f02005-06-04 21:55:20 +00002834 while (gc = gchar_pos(&end_visual), vim_iswhite(gc))
Bram Moolenaar071d4272004-06-13 20:20:40 +00002835 inc(&end_visual);
2836 if (oap != NULL)
2837 oap->motion_type = MCHAR;
2838 if (oap != NULL
2839 && VIsual_mode == 'v'
2840 && !vim_iswordc(gchar_pos(&end_visual))
2841 && equalpos(curwin->w_cursor, VIsual)
2842 && (pos = findmatch(oap, NUL)) != NULL)
2843 {
2844 curwin->w_cursor = *pos;
2845 if (oap->motion_type == MLINE)
2846 VIsual_mode = 'V';
2847 else if (*p_sel == 'e')
2848 {
2849 if (lt(curwin->w_cursor, VIsual))
2850 ++VIsual.col;
2851 else
2852 ++curwin->w_cursor.col;
2853 }
2854 }
2855 }
2856
2857 if (pos == NULL && (is_click || is_drag))
2858 {
2859 /* When not found a match or when dragging: extend to include
2860 * a word. */
2861 if (lt(curwin->w_cursor, orig_cursor))
2862 {
2863 find_start_of_word(&curwin->w_cursor);
2864 find_end_of_word(&VIsual);
2865 }
2866 else
2867 {
2868 find_start_of_word(&VIsual);
2869 if (*p_sel == 'e' && *ml_get_cursor() != NUL)
2870#ifdef FEAT_MBYTE
2871 curwin->w_cursor.col +=
2872 (*mb_ptr2len_check)(ml_get_cursor());
2873#else
2874 ++curwin->w_cursor.col;
2875#endif
2876 find_end_of_word(&curwin->w_cursor);
2877 }
2878 }
2879 curwin->w_set_curswant = TRUE;
2880 }
2881 if (is_click)
2882 redraw_curbuf_later(INVERTED); /* update the inversion */
2883 }
2884 else if (VIsual_active && !old_active)
2885 VIsual_mode = 'v';
2886
2887 /* If Visual mode changed show it later. */
2888 if (p_smd && (VIsual_active != old_active || VIsual_mode != old_mode))
2889 redraw_cmdline = TRUE;
2890#endif
2891
2892 return moved;
2893}
2894
2895#ifdef FEAT_VISUAL
2896/*
2897 * Move "pos" back to the start of the word it's in.
2898 */
2899 static void
2900find_start_of_word(pos)
2901 pos_T *pos;
2902{
2903 char_u *line;
2904 int cclass;
2905 int col;
2906
2907 line = ml_get(pos->lnum);
2908 cclass = get_mouse_class(line + pos->col);
2909
2910 while (pos->col > 0)
2911 {
2912 col = pos->col - 1;
2913#ifdef FEAT_MBYTE
2914 col -= (*mb_head_off)(line, line + col);
2915#endif
2916 if (get_mouse_class(line + col) != cclass)
2917 break;
2918 pos->col = col;
2919 }
2920}
2921
2922/*
2923 * Move "pos" forward to the end of the word it's in.
2924 * When 'selection' is "exclusive", the position is just after the word.
2925 */
2926 static void
2927find_end_of_word(pos)
2928 pos_T *pos;
2929{
2930 char_u *line;
2931 int cclass;
2932 int col;
2933
2934 line = ml_get(pos->lnum);
2935 if (*p_sel == 'e' && pos->col > 0)
2936 {
2937 --pos->col;
2938#ifdef FEAT_MBYTE
2939 pos->col -= (*mb_head_off)(line, line + pos->col);
2940#endif
2941 }
2942 cclass = get_mouse_class(line + pos->col);
2943 while (line[pos->col] != NUL)
2944 {
2945#ifdef FEAT_MBYTE
2946 col = pos->col + (*mb_ptr2len_check)(line + pos->col);
2947#else
2948 col = pos->col + 1;
2949#endif
2950 if (get_mouse_class(line + col) != cclass)
2951 {
2952 if (*p_sel == 'e')
2953 pos->col = col;
2954 break;
2955 }
2956 pos->col = col;
2957 }
2958}
2959
2960/*
2961 * Get class of a character for selection: same class means same word.
2962 * 0: blank
2963 * 1: punctuation groups
2964 * 2: normal word character
2965 * >2: multi-byte word character.
2966 */
2967 static int
2968get_mouse_class(p)
2969 char_u *p;
2970{
2971 int c;
2972
2973#ifdef FEAT_MBYTE
2974 if (has_mbyte && MB_BYTE2LEN(p[0]) > 1)
2975 return mb_get_class(p);
2976#endif
2977
2978 c = *p;
2979 if (c == ' ' || c == '\t')
2980 return 0;
2981
2982 if (vim_iswordc(c))
2983 return 2;
2984
2985 /*
2986 * There are a few special cases where we want certain combinations of
2987 * characters to be considered as a single word. These are things like
2988 * "->", "/ *", "*=", "+=", "&=", "<=", ">=", "!=" etc. Otherwise, each
2989 * character is in it's own class.
2990 */
2991 if (c != NUL && vim_strchr((char_u *)"-+*/%<>&|^!=", c) != NULL)
2992 return 1;
2993 return c;
2994}
2995#endif /* FEAT_VISUAL */
2996#endif /* FEAT_MOUSE */
2997
2998#if defined(FEAT_VISUAL) || defined(PROTO)
2999/*
3000 * Check if highlighting for visual mode is possible, give a warning message
3001 * if not.
3002 */
3003 void
3004check_visual_highlight()
3005{
3006 static int did_check = FALSE;
3007
3008 if (full_screen)
3009 {
3010 if (!did_check && hl_attr(HLF_V) == 0)
3011 MSG(_("Warning: terminal cannot highlight"));
3012 did_check = TRUE;
3013 }
3014}
3015
3016/*
3017 * End visual mode.
3018 * This function should ALWAYS be called to end Visual mode, except from
3019 * do_pending_operator().
3020 */
3021 void
3022end_visual_mode()
3023{
3024#ifdef FEAT_CLIPBOARD
3025 /*
3026 * If we are using the clipboard, then remember what was selected in case
3027 * we need to paste it somewhere while we still own the selection.
3028 * Only do this when the clipboard is already owned. Don't want to grab
3029 * the selection when hitting ESC.
3030 */
3031 if (clip_star.available && clip_star.owned)
3032 clip_auto_select();
3033#endif
3034
3035 VIsual_active = FALSE;
3036#ifdef FEAT_MOUSE
3037 setmouse();
3038 mouse_dragging = 0;
3039#endif
3040
3041 /* Save the current VIsual area for '< and '> marks, and "gv" */
3042 curbuf->b_visual_mode = VIsual_mode;
3043#ifdef FEAT_EVAL
3044 curbuf->b_visual_mode_eval = VIsual_mode;
3045#endif
3046 curbuf->b_visual_start = VIsual;
3047 curbuf->b_visual_end = curwin->w_cursor;
3048 curbuf->b_visual_curswant = curwin->w_curswant;
3049#ifdef FEAT_VIRTUALEDIT
3050 if (!virtual_active())
3051 curwin->w_cursor.coladd = 0;
3052#endif
3053
3054 if (p_smd)
3055 clear_cmdline = TRUE; /* unshow visual mode later */
3056#ifdef FEAT_CMDL_INFO
3057 else
3058 clear_showcmd();
3059#endif
3060
3061 /* Don't leave the cursor past the end of the line */
3062 if (curwin->w_cursor.col > 0 && *ml_get_cursor() == NUL)
3063 --curwin->w_cursor.col;
3064}
3065
3066/*
3067 * Reset VIsual_active and VIsual_reselect.
3068 */
3069 void
3070reset_VIsual_and_resel()
3071{
3072 if (VIsual_active)
3073 {
3074 end_visual_mode();
3075 redraw_curbuf_later(INVERTED); /* delete the inversion later */
3076 }
3077 VIsual_reselect = FALSE;
3078}
3079
3080/*
3081 * Reset VIsual_active and VIsual_reselect if it's set.
3082 */
3083 void
3084reset_VIsual()
3085{
3086 if (VIsual_active)
3087 {
3088 end_visual_mode();
3089 redraw_curbuf_later(INVERTED); /* delete the inversion later */
3090 VIsual_reselect = FALSE;
3091 }
3092}
3093#endif /* FEAT_VISUAL */
3094
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003095#if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003096static int find_is_eval_item __ARGS((char_u *ptr, int *colp, int *nbp, int dir));
3097
3098/*
3099 * Check for a balloon-eval special item to include when searching for an
3100 * identifier. When "dir" is BACKWARD "ptr[-1]" must be valid!
3101 * Returns TRUE if the character at "*ptr" should be included.
3102 * "dir" is FORWARD or BACKWARD, the direction of searching.
3103 * "*colp" is in/decremented if "ptr[-dir]" should also be included.
3104 * "bnp" points to a counter for square brackets.
3105 */
3106 static int
3107find_is_eval_item(ptr, colp, bnp, dir)
3108 char_u *ptr;
3109 int *colp;
3110 int *bnp;
3111 int dir;
3112{
3113 /* Accept everything inside []. */
3114 if ((*ptr == ']' && dir == BACKWARD) || (*ptr == '[' && dir == FORWARD))
3115 ++*bnp;
3116 if (*bnp > 0)
3117 {
3118 if ((*ptr == '[' && dir == BACKWARD) || (*ptr == ']' && dir == FORWARD))
3119 --*bnp;
3120 return TRUE;
3121 }
3122
3123 /* skip over "s.var" */
3124 if (*ptr == '.')
3125 return TRUE;
3126
3127 /* two-character item: s->var */
3128 if (ptr[dir == BACKWARD ? 0 : 1] == '>'
3129 && ptr[dir == BACKWARD ? -1 : 0] == '-')
3130 {
3131 *colp += dir;
3132 return TRUE;
3133 }
3134 return FALSE;
3135}
3136#endif
3137
3138/*
3139 * Find the identifier under or to the right of the cursor.
3140 * "find_type" can have one of three values:
3141 * FIND_IDENT: find an identifier (keyword)
3142 * FIND_STRING: find any non-white string
3143 * FIND_IDENT + FIND_STRING: find any non-white string, identifier preferred.
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003144 * FIND_EVAL: find text useful for C program debugging
Bram Moolenaar071d4272004-06-13 20:20:40 +00003145 *
3146 * There are three steps:
3147 * 1. Search forward for the start of an identifier/string. Doesn't move if
3148 * already on one.
3149 * 2. Search backward for the start of this identifier/string.
3150 * This doesn't match the real Vi but I like it a little better and it
3151 * shouldn't bother anyone.
3152 * 3. Search forward to the end of this identifier/string.
3153 * When FIND_IDENT isn't defined, we backup until a blank.
3154 *
3155 * Returns the length of the string, or zero if no string is found.
3156 * If a string is found, a pointer to the string is put in "*string". This
3157 * string is not always NUL terminated.
3158 */
3159 int
3160find_ident_under_cursor(string, find_type)
3161 char_u **string;
3162 int find_type;
3163{
3164 return find_ident_at_pos(curwin, curwin->w_cursor.lnum,
3165 curwin->w_cursor.col, string, find_type);
3166}
3167
3168/*
3169 * Like find_ident_under_cursor(), but for any window and any position.
3170 * However: Uses 'iskeyword' from the current window!.
3171 */
3172 int
3173find_ident_at_pos(wp, lnum, startcol, string, find_type)
3174 win_T *wp;
3175 linenr_T lnum;
3176 colnr_T startcol;
3177 char_u **string;
3178 int find_type;
3179{
3180 char_u *ptr;
3181 int col = 0; /* init to shut up GCC */
3182 int i;
3183#ifdef FEAT_MBYTE
3184 int this_class = 0;
3185 int prev_class;
3186 int prevcol;
3187#endif
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003188#if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003189 int bn = 0; /* bracket nesting */
3190#endif
3191
3192 /*
3193 * if i == 0: try to find an identifier
3194 * if i == 1: try to find any non-white string
3195 */
3196 ptr = ml_get_buf(wp->w_buffer, lnum, FALSE);
3197 for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i)
3198 {
3199 /*
3200 * 1. skip to start of identifier/string
3201 */
3202 col = startcol;
3203#ifdef FEAT_MBYTE
3204 if (has_mbyte)
3205 {
3206 while (ptr[col] != NUL)
3207 {
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003208# if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003209 /* Stop at a ']' to evaluate "a[x]". */
3210 if ((find_type & FIND_EVAL) && ptr[col] == ']')
3211 break;
3212# endif
3213 this_class = mb_get_class(ptr + col);
3214 if (this_class != 0 && (i == 1 || this_class != 1))
3215 break;
3216 col += (*mb_ptr2len_check)(ptr + col);
3217 }
3218 }
3219 else
3220#endif
3221 while (ptr[col] != NUL
3222 && (i == 0 ? !vim_iswordc(ptr[col]) : vim_iswhite(ptr[col]))
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003223# if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003224 && (!(find_type & FIND_EVAL) || ptr[col] != ']')
3225# endif
3226 )
3227 ++col;
3228
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003229#if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003230 /* When starting on a ']' count it, so that we include the '['. */
3231 bn = ptr[col] == ']';
3232#endif
3233
3234 /*
3235 * 2. Back up to start of identifier/string.
3236 */
3237#ifdef FEAT_MBYTE
3238 if (has_mbyte)
3239 {
3240 /* Remember class of character under cursor. */
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003241# if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003242 if ((find_type & FIND_EVAL) && ptr[col] == ']')
3243 this_class = mb_get_class((char_u *)"a");
3244 else
3245# endif
3246 this_class = mb_get_class(ptr + col);
3247 while (col > 0)
3248 {
3249 prevcol = col - 1 - (*mb_head_off)(ptr, ptr + col - 1);
3250 prev_class = mb_get_class(ptr + prevcol);
3251 if (this_class != prev_class
3252 && (i == 0
3253 || prev_class == 0
3254 || (find_type & FIND_IDENT))
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003255# if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003256 && (!(find_type & FIND_EVAL)
3257 || prevcol == 0
3258 || !find_is_eval_item(ptr + prevcol, &prevcol,
3259 &bn, BACKWARD))
3260# endif
3261 )
3262 break;
3263 col = prevcol;
3264 }
3265
3266 /* If we don't want just any old string, or we've found an
3267 * identifier, stop searching. */
3268 if (this_class > 2)
3269 this_class = 2;
3270 if (!(find_type & FIND_STRING) || this_class == 2)
3271 break;
3272 }
3273 else
3274#endif
3275 {
3276 while (col > 0
3277 && ((i == 0
3278 ? vim_iswordc(ptr[col - 1])
3279 : (!vim_iswhite(ptr[col - 1])
3280 && (!(find_type & FIND_IDENT)
3281 || !vim_iswordc(ptr[col - 1]))))
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003282#if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003283 || ((find_type & FIND_EVAL)
3284 && col > 1
3285 && find_is_eval_item(ptr + col - 1, &col,
3286 &bn, BACKWARD))
3287#endif
3288 ))
3289 --col;
3290
3291 /* If we don't want just any old string, or we've found an
3292 * identifier, stop searching. */
3293 if (!(find_type & FIND_STRING) || vim_iswordc(ptr[col]))
3294 break;
3295 }
3296 }
3297
3298 if (ptr[col] == NUL || (i == 0 && (
3299#ifdef FEAT_MBYTE
3300 has_mbyte ? this_class != 2 :
3301#endif
3302 !vim_iswordc(ptr[col]))))
3303 {
3304 /*
3305 * didn't find an identifier or string
3306 */
3307 if (find_type & FIND_STRING)
3308 EMSG(_("E348: No string under cursor"));
3309 else
3310 EMSG(_("E349: No identifier under cursor"));
3311 return 0;
3312 }
3313 ptr += col;
3314 *string = ptr;
3315
3316 /*
3317 * 3. Find the end if the identifier/string.
3318 */
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003319#if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003320 bn = 0;
3321 startcol -= col;
3322#endif
3323 col = 0;
3324#ifdef FEAT_MBYTE
3325 if (has_mbyte)
3326 {
3327 /* Search for point of changing multibyte character class. */
3328 this_class = mb_get_class(ptr);
3329 while (ptr[col] != NUL
3330 && ((i == 0 ? mb_get_class(ptr + col) == this_class
3331 : mb_get_class(ptr + col) != 0)
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003332# if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003333 || ((find_type & FIND_EVAL)
3334 && col <= (int)startcol
3335 && find_is_eval_item(ptr + col, &col, &bn, FORWARD))
3336# endif
3337 ))
3338 col += (*mb_ptr2len_check)(ptr + col);
3339 }
3340 else
3341#endif
3342 while ((i == 0 ? vim_iswordc(ptr[col])
3343 : (ptr[col] != NUL && !vim_iswhite(ptr[col])))
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003344# if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003345 || ((find_type & FIND_EVAL)
3346 && col <= (int)startcol
3347 && find_is_eval_item(ptr + col, &col, &bn, FORWARD))
3348# endif
3349 )
3350 {
3351 ++col;
3352 }
3353
3354 return col;
3355}
3356
3357/*
3358 * Prepare for redo of a normal command.
3359 */
3360 static void
3361prep_redo_cmd(cap)
3362 cmdarg_T *cap;
3363{
3364 prep_redo(cap->oap->regname, cap->count0,
3365 NUL, cap->cmdchar, NUL, NUL, cap->nchar);
3366}
3367
3368/*
3369 * Prepare for redo of any command.
3370 * Note that only the last argument can be a multi-byte char.
3371 */
3372 static void
3373prep_redo(regname, num, cmd1, cmd2, cmd3, cmd4, cmd5)
3374 int regname;
3375 long num;
3376 int cmd1;
3377 int cmd2;
3378 int cmd3;
3379 int cmd4;
3380 int cmd5;
3381{
3382 ResetRedobuff();
3383 if (regname != 0) /* yank from specified buffer */
3384 {
3385 AppendCharToRedobuff('"');
3386 AppendCharToRedobuff(regname);
3387 }
3388 if (num)
3389 AppendNumberToRedobuff(num);
3390
3391 if (cmd1 != NUL)
3392 AppendCharToRedobuff(cmd1);
3393 if (cmd2 != NUL)
3394 AppendCharToRedobuff(cmd2);
3395 if (cmd3 != NUL)
3396 AppendCharToRedobuff(cmd3);
3397 if (cmd4 != NUL)
3398 AppendCharToRedobuff(cmd4);
3399 if (cmd5 != NUL)
3400 AppendCharToRedobuff(cmd5);
3401}
3402
3403/*
3404 * check for operator active and clear it
3405 *
3406 * return TRUE if operator was active
3407 */
3408 static int
3409checkclearop(oap)
3410 oparg_T *oap;
3411{
3412 if (oap->op_type == OP_NOP)
3413 return FALSE;
3414 clearopbeep(oap);
3415 return TRUE;
3416}
3417
3418/*
3419 * check for operator or Visual active and clear it
3420 *
3421 * return TRUE if operator was active
3422 */
3423 static int
3424checkclearopq(oap)
3425 oparg_T *oap;
3426{
3427 if (oap->op_type == OP_NOP
3428#ifdef FEAT_VISUAL
3429 && !VIsual_active
3430#endif
3431 )
3432 return FALSE;
3433 clearopbeep(oap);
3434 return TRUE;
3435}
3436
3437 static void
3438clearop(oap)
3439 oparg_T *oap;
3440{
3441 oap->op_type = OP_NOP;
3442 oap->regname = 0;
3443 oap->motion_force = NUL;
3444 oap->use_reg_one = FALSE;
3445}
3446
3447 static void
3448clearopbeep(oap)
3449 oparg_T *oap;
3450{
3451 clearop(oap);
3452 beep_flush();
3453}
3454
3455#ifdef FEAT_VISUAL
3456/*
3457 * Remove the shift modifier from a special key.
3458 */
3459 static void
3460unshift_special(cap)
3461 cmdarg_T *cap;
3462{
3463 switch (cap->cmdchar)
3464 {
3465 case K_S_RIGHT: cap->cmdchar = K_RIGHT; break;
3466 case K_S_LEFT: cap->cmdchar = K_LEFT; break;
3467 case K_S_UP: cap->cmdchar = K_UP; break;
3468 case K_S_DOWN: cap->cmdchar = K_DOWN; break;
3469 case K_S_HOME: cap->cmdchar = K_HOME; break;
3470 case K_S_END: cap->cmdchar = K_END; break;
3471 }
3472 cap->cmdchar = simplify_key(cap->cmdchar, &mod_mask);
3473}
3474#endif
3475
3476#if defined(FEAT_CMDL_INFO) || defined(PROTO)
3477/*
3478 * Routines for displaying a partly typed command
3479 */
3480
3481#ifdef FEAT_VISUAL /* need room for size of Visual area */
3482# define SHOWCMD_BUFLEN SHOWCMD_COLS + 1 + 30
3483#else
3484# define SHOWCMD_BUFLEN SHOWCMD_COLS + 1
3485#endif
3486static char_u showcmd_buf[SHOWCMD_BUFLEN];
3487static char_u old_showcmd_buf[SHOWCMD_BUFLEN]; /* For push_showcmd() */
3488static int showcmd_is_clear = TRUE;
3489static int showcmd_visual = FALSE;
3490
3491static void display_showcmd __ARGS((void));
3492
3493 void
3494clear_showcmd()
3495{
3496 if (!p_sc)
3497 return;
3498
3499#ifdef FEAT_VISUAL
3500 if (VIsual_active && !char_avail())
3501 {
3502 int i = lt(VIsual, curwin->w_cursor);
3503 long lines;
3504 colnr_T leftcol, rightcol;
3505 linenr_T top, bot;
3506
3507 /* Show the size of the Visual area. */
3508 if (i)
3509 {
3510 top = VIsual.lnum;
3511 bot = curwin->w_cursor.lnum;
3512 }
3513 else
3514 {
3515 top = curwin->w_cursor.lnum;
3516 bot = VIsual.lnum;
3517 }
3518# ifdef FEAT_FOLDING
3519 /* Include closed folds as a whole. */
3520 hasFolding(top, &top, NULL);
3521 hasFolding(bot, NULL, &bot);
3522# endif
3523 lines = bot - top + 1;
3524
3525 if (VIsual_mode == Ctrl_V)
3526 {
3527 getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol);
3528 sprintf((char *)showcmd_buf, "%ldx%ld", lines,
3529 (long)(rightcol - leftcol + 1));
3530 }
3531 else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum)
3532 sprintf((char *)showcmd_buf, "%ld", lines);
3533 else
3534 sprintf((char *)showcmd_buf, "%ld", (long)(i
3535 ? curwin->w_cursor.col - VIsual.col
3536 : VIsual.col - curwin->w_cursor.col) + (*p_sel != 'e'));
3537 showcmd_buf[SHOWCMD_COLS] = NUL; /* truncate */
3538 showcmd_visual = TRUE;
3539 }
3540 else
3541#endif
3542 {
3543 showcmd_buf[0] = NUL;
3544 showcmd_visual = FALSE;
3545
3546 /* Don't actually display something if there is nothing to clear. */
3547 if (showcmd_is_clear)
3548 return;
3549 }
3550
3551 display_showcmd();
3552}
3553
3554/*
3555 * Add 'c' to string of shown command chars.
3556 * Return TRUE if output has been written (and setcursor() has been called).
3557 */
3558 int
3559add_to_showcmd(c)
3560 int c;
3561{
3562 char_u *p;
3563 int old_len;
3564 int extra_len;
3565 int overflow;
3566#if defined(FEAT_MOUSE)
3567 int i;
3568 static int ignore[] =
3569 {
3570#ifdef FEAT_GUI
3571 K_VER_SCROLLBAR, K_HOR_SCROLLBAR,
3572 K_LEFTMOUSE_NM, K_LEFTRELEASE_NM,
3573#endif
3574 K_IGNORE,
3575 K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE,
3576 K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE,
3577 K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE,
3578 K_MOUSEDOWN, K_MOUSEUP,
3579 K_X1MOUSE, K_X1DRAG, K_X1RELEASE, K_X2MOUSE, K_X2DRAG, K_X2RELEASE,
3580 0
3581 };
3582#endif
3583
3584 if (!p_sc)
3585 return FALSE;
3586
3587 if (showcmd_visual)
3588 {
3589 showcmd_buf[0] = NUL;
3590 showcmd_visual = FALSE;
3591 }
3592
3593#if defined(FEAT_MOUSE)
3594 /* Ignore keys that are scrollbar updates and mouse clicks */
3595 if (IS_SPECIAL(c))
3596 for (i = 0; ignore[i] != 0; ++i)
3597 if (ignore[i] == c)
3598 return FALSE;
3599#endif
3600
3601 p = transchar(c);
3602 old_len = (int)STRLEN(showcmd_buf);
3603 extra_len = (int)STRLEN(p);
3604 overflow = old_len + extra_len - SHOWCMD_COLS;
3605 if (overflow > 0)
3606 STRCPY(showcmd_buf, showcmd_buf + overflow);
3607 STRCAT(showcmd_buf, p);
3608
3609 if (char_avail())
3610 return FALSE;
3611
3612 display_showcmd();
3613
3614 return TRUE;
3615}
3616
3617 void
3618add_to_showcmd_c(c)
3619 int c;
3620{
3621 if (!add_to_showcmd(c))
3622 setcursor();
3623}
3624
3625/*
3626 * Delete 'len' characters from the end of the shown command.
3627 */
3628 static void
3629del_from_showcmd(len)
3630 int len;
3631{
3632 int old_len;
3633
3634 if (!p_sc)
3635 return;
3636
3637 old_len = (int)STRLEN(showcmd_buf);
3638 if (len > old_len)
3639 len = old_len;
3640 showcmd_buf[old_len - len] = NUL;
3641
3642 if (!char_avail())
3643 display_showcmd();
3644}
3645
3646/*
3647 * push_showcmd() and pop_showcmd() are used when waiting for the user to type
3648 * something and there is a partial mapping.
3649 */
3650 void
3651push_showcmd()
3652{
3653 if (p_sc)
3654 STRCPY(old_showcmd_buf, showcmd_buf);
3655}
3656
3657 void
3658pop_showcmd()
3659{
3660 if (!p_sc)
3661 return;
3662
3663 STRCPY(showcmd_buf, old_showcmd_buf);
3664
3665 display_showcmd();
3666}
3667
3668 static void
3669display_showcmd()
3670{
3671 int len;
3672
3673 cursor_off();
3674
3675 len = (int)STRLEN(showcmd_buf);
3676 if (len == 0)
3677 showcmd_is_clear = TRUE;
3678 else
3679 {
3680 screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0);
3681 showcmd_is_clear = FALSE;
3682 }
3683
3684 /*
3685 * clear the rest of an old message by outputing up to SHOWCMD_COLS spaces
3686 */
3687 screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0);
3688
3689 setcursor(); /* put cursor back where it belongs */
3690}
3691#endif
3692
3693#ifdef FEAT_SCROLLBIND
3694/*
3695 * When "check" is FALSE, prepare for commands that scroll the window.
3696 * When "check" is TRUE, take care of scroll-binding after the window has
3697 * scrolled. Called from normal_cmd() and edit().
3698 */
3699 void
3700do_check_scrollbind(check)
3701 int check;
3702{
3703 static win_T *old_curwin = NULL;
3704 static linenr_T old_topline = 0;
3705#ifdef FEAT_DIFF
3706 static int old_topfill = 0;
3707#endif
3708 static buf_T *old_buf = NULL;
3709 static colnr_T old_leftcol = 0;
3710
3711 if (check && curwin->w_p_scb)
3712 {
3713 /* If a ":syncbind" command was just used, don't scroll, only reset
3714 * the values. */
3715 if (did_syncbind)
3716 did_syncbind = FALSE;
3717 else if (curwin == old_curwin)
3718 {
3719 /*
3720 * Synchronize other windows, as necessary according to
3721 * 'scrollbind'. Don't do this after an ":edit" command, except
3722 * when 'diff' is set.
3723 */
3724 if ((curwin->w_buffer == old_buf
3725#ifdef FEAT_DIFF
3726 || curwin->w_p_diff
3727#endif
3728 )
3729 && (curwin->w_topline != old_topline
3730#ifdef FEAT_DIFF
3731 || curwin->w_topfill != old_topfill
3732#endif
3733 || curwin->w_leftcol != old_leftcol))
3734 {
3735 check_scrollbind(curwin->w_topline - old_topline,
3736 (long)(curwin->w_leftcol - old_leftcol));
3737 }
3738 }
3739 else if (vim_strchr(p_sbo, 'j')) /* jump flag set in 'scrollopt' */
3740 {
3741 /*
3742 * When switching between windows, make sure that the relative
3743 * vertical offset is valid for the new window. The relative
3744 * offset is invalid whenever another 'scrollbind' window has
3745 * scrolled to a point that would force the current window to
3746 * scroll past the beginning or end of its buffer. When the
3747 * resync is performed, some of the other 'scrollbind' windows may
3748 * need to jump so that the current window's relative position is
3749 * visible on-screen.
3750 */
3751 check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L);
3752 }
3753 curwin->w_scbind_pos = curwin->w_topline;
3754 }
3755
3756 old_curwin = curwin;
3757 old_topline = curwin->w_topline;
3758#ifdef FEAT_DIFF
3759 old_topfill = curwin->w_topfill;
3760#endif
3761 old_buf = curwin->w_buffer;
3762 old_leftcol = curwin->w_leftcol;
3763}
3764
3765/*
3766 * Synchronize any windows that have "scrollbind" set, based on the
3767 * number of rows by which the current window has changed
3768 * (1998-11-02 16:21:01 R. Edward Ralston <eralston@computer.org>)
3769 */
3770 void
3771check_scrollbind(topline_diff, leftcol_diff)
3772 linenr_T topline_diff;
3773 long leftcol_diff;
3774{
3775 int want_ver;
3776 int want_hor;
3777 win_T *old_curwin = curwin;
3778 buf_T *old_curbuf = curbuf;
3779#ifdef FEAT_VISUAL
3780 int old_VIsual_select = VIsual_select;
3781 int old_VIsual_active = VIsual_active;
3782#endif
3783 colnr_T tgt_leftcol = curwin->w_leftcol;
3784 long topline;
3785 long y;
3786
3787 /*
3788 * check 'scrollopt' string for vertical and horizontal scroll options
3789 */
3790 want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0);
3791#ifdef FEAT_DIFF
3792 want_ver |= old_curwin->w_p_diff;
3793#endif
3794 want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0));
3795
3796 /*
3797 * loop through the scrollbound windows and scroll accordingly
3798 */
3799#ifdef FEAT_VISUAL
3800 VIsual_select = VIsual_active = 0;
3801#endif
3802 for (curwin = firstwin; curwin; curwin = curwin->w_next)
3803 {
3804 curbuf = curwin->w_buffer;
3805 /* skip original window and windows with 'noscrollbind' */
3806 if (curwin != old_curwin && curwin->w_p_scb)
3807 {
3808 /*
3809 * do the vertical scroll
3810 */
3811 if (want_ver)
3812 {
3813#ifdef FEAT_DIFF
3814 if (old_curwin->w_p_diff && curwin->w_p_diff)
3815 {
3816 diff_set_topline(old_curwin, curwin);
3817 }
3818 else
3819#endif
3820 {
3821 curwin->w_scbind_pos += topline_diff;
3822 topline = curwin->w_scbind_pos;
3823 if (topline > curbuf->b_ml.ml_line_count)
3824 topline = curbuf->b_ml.ml_line_count;
3825 if (topline < 1)
3826 topline = 1;
3827
3828 y = topline - curwin->w_topline;
3829 if (y > 0)
3830 scrollup(y, FALSE);
3831 else
3832 scrolldown(-y, FALSE);
3833 }
3834
3835 redraw_later(VALID);
3836 cursor_correct();
3837#ifdef FEAT_WINDOWS
3838 curwin->w_redr_status = TRUE;
3839#endif
3840 }
3841
3842 /*
3843 * do the horizontal scroll
3844 */
3845 if (want_hor && curwin->w_leftcol != tgt_leftcol)
3846 {
3847 curwin->w_leftcol = tgt_leftcol;
3848 leftcol_changed();
3849 }
3850 }
3851 }
3852
3853 /*
3854 * reset current-window
3855 */
3856#ifdef FEAT_VISUAL
3857 VIsual_select = old_VIsual_select;
3858 VIsual_active = old_VIsual_active;
3859#endif
3860 curwin = old_curwin;
3861 curbuf = old_curbuf;
3862}
3863#endif /* #ifdef FEAT_SCROLLBIND */
3864
3865/*
3866 * Command character that's ignored.
3867 * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use
3868 * xon/xoff
3869 */
3870/*ARGSUSED */
3871 static void
3872nv_ignore(cap)
3873 cmdarg_T *cap;
3874{
Bram Moolenaarfc735152005-03-22 22:54:12 +00003875 cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */
Bram Moolenaar071d4272004-06-13 20:20:40 +00003876}
3877
3878/*
3879 * Command character doesn't exist.
3880 */
3881 static void
3882nv_error(cap)
3883 cmdarg_T *cap;
3884{
3885 clearopbeep(cap->oap);
3886}
3887
3888/*
3889 * <Help> and <F1> commands.
3890 */
3891 static void
3892nv_help(cap)
3893 cmdarg_T *cap;
3894{
3895 if (!checkclearopq(cap->oap))
3896 ex_help(NULL);
3897}
3898
3899/*
3900 * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor.
3901 */
3902 static void
3903nv_addsub(cap)
3904 cmdarg_T *cap;
3905{
3906 if (!checkclearopq(cap->oap)
3907 && do_addsub((int)cap->cmdchar, cap->count1) == OK)
3908 prep_redo_cmd(cap);
3909}
3910
3911/*
3912 * CTRL-F, CTRL-B, etc: Scroll page up or down.
3913 */
3914 static void
3915nv_page(cap)
3916 cmdarg_T *cap;
3917{
3918 if (!checkclearop(cap->oap))
3919 (void)onepage(cap->arg, cap->count1);
3920}
3921
3922/*
3923 * Implementation of "gd" and "gD" command.
3924 */
3925 static void
3926nv_gd(oap, nchar)
3927 oparg_T *oap;
3928 int nchar;
3929{
3930 int len;
3931 char_u *pat;
3932 pos_T old_pos;
3933 int t;
3934 int save_p_ws;
3935 int save_p_scs;
3936 char_u *ptr;
3937
Bram Moolenaard9d30582005-05-18 22:10:28 +00003938 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0
3939 || (pat = alloc(len + 7)) == NULL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003940 {
3941 clearopbeep(oap);
3942 return;
3943 }
Bram Moolenaard9d30582005-05-18 22:10:28 +00003944
3945 /* Put "\V" before the pattern to avoid that the special meaning of "."
3946 * and "~" causes trouble. */
3947 sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s",
3948 len, ptr);
Bram Moolenaar071d4272004-06-13 20:20:40 +00003949 old_pos = curwin->w_cursor;
3950 save_p_ws = p_ws;
3951 save_p_scs = p_scs;
3952 p_ws = FALSE; /* don't wrap around end of file now */
3953 p_scs = FALSE; /* don't switch ignorecase off now */
3954
3955 /*
3956 * With "gD" go to line 1.
3957 * With "gd" Search back for the start of the current function, then go
3958 * back until a blank line. If this fails go to line 1.
3959 */
3960 if (nchar == 'D' || !findpar(oap, BACKWARD, 1L, '{', FALSE))
3961 {
3962 setpcmark(); /* Set in findpar() otherwise */
3963 curwin->w_cursor.lnum = 1;
3964 }
3965 else
3966 {
3967 while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL)
3968 --curwin->w_cursor.lnum;
3969 }
3970 curwin->w_cursor.col = 0;
3971
3972 /* Search forward for the identifier, ignore comment lines. */
3973 while ((t = searchit(curwin, curbuf, &curwin->w_cursor, FORWARD, pat, 1L, 0,
3974 RE_LAST)) != FAIL
3975#ifdef FEAT_COMMENTS
3976 && get_leader_len(ml_get_curline(), NULL, FALSE) > 0
3977#endif
3978 && old_pos.lnum > curwin->w_cursor.lnum)
3979 {
3980 /* Ignore this line, continue at start of next line. */
3981 ++curwin->w_cursor.lnum;
3982 curwin->w_cursor.col = 0;
3983 }
3984 if (t == FAIL || old_pos.lnum <= curwin->w_cursor.lnum)
3985 {
3986 clearopbeep(oap);
3987 curwin->w_cursor = old_pos;
3988 }
3989 else
3990 {
3991 curwin->w_set_curswant = TRUE;
3992#ifdef FEAT_FOLDING
3993 if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP)
3994 foldOpenCursor();
3995#endif
3996 /* "n" searches forward now */
3997 reset_search_dir();
3998 }
3999
4000 vim_free(pat);
4001 p_ws = save_p_ws;
4002 p_scs = save_p_scs;
4003}
4004
4005/*
4006 * Move 'dist' lines in direction 'dir', counting lines by *screen*
4007 * lines rather than lines in the file.
4008 * 'dist' must be positive.
4009 *
4010 * Return OK if able to move cursor, FAIL otherwise.
4011 */
4012 static int
4013nv_screengo(oap, dir, dist)
4014 oparg_T *oap;
4015 int dir;
4016 long dist;
4017{
4018 int linelen = linetabsize(ml_get_curline());
4019 int retval = OK;
4020 int atend = FALSE;
4021 int n;
4022 int col_off1; /* margin offset for first screen line */
4023 int col_off2; /* margin offset for wrapped screen line */
4024 int width1; /* text width for first screen line */
4025 int width2; /* test width for wrapped screen line */
4026
4027 oap->motion_type = MCHAR;
4028 oap->inclusive = FALSE;
4029
4030 col_off1 = curwin_col_off();
4031 col_off2 = col_off1 - curwin_col_off2();
4032 width1 = W_WIDTH(curwin) - col_off1;
4033 width2 = W_WIDTH(curwin) - col_off2;
4034
4035#ifdef FEAT_VERTSPLIT
4036 if (curwin->w_width != 0)
4037 {
4038#endif
4039 /*
4040 * Instead of sticking at the last character of the buffer line we
4041 * try to stick in the last column of the screen.
4042 */
4043 if (curwin->w_curswant == MAXCOL)
4044 {
4045 atend = TRUE;
4046 validate_virtcol();
4047 if (width1 <= 0)
4048 curwin->w_curswant = 0;
4049 else
4050 {
4051 curwin->w_curswant = width1 - 1;
4052 if (curwin->w_virtcol > curwin->w_curswant)
4053 curwin->w_curswant += ((curwin->w_virtcol
4054 - curwin->w_curswant - 1) / width2 + 1) * width2;
4055 }
4056 }
4057 else
4058 {
4059 if (linelen > width1)
4060 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1;
4061 else
4062 n = width1;
4063 if (curwin->w_curswant > (colnr_T)n + 1)
4064 curwin->w_curswant -= ((curwin->w_curswant - n) / width2 + 1)
4065 * width2;
4066 }
4067
4068 while (dist--)
4069 {
4070 if (dir == BACKWARD)
4071 {
4072 if ((long)curwin->w_curswant >= width2)
4073 /* move back within line */
4074 curwin->w_curswant -= width2;
4075 else
4076 {
4077 /* to previous line */
4078 if (curwin->w_cursor.lnum == 1)
4079 {
4080 retval = FAIL;
4081 break;
4082 }
4083 --curwin->w_cursor.lnum;
4084#ifdef FEAT_FOLDING
4085 /* Move to the start of a closed fold. Don't do that when
4086 * 'foldopen' contains "all": it will open in a moment. */
4087 if (!(fdo_flags & FDO_ALL))
4088 (void)hasFolding(curwin->w_cursor.lnum,
4089 &curwin->w_cursor.lnum, NULL);
4090#endif
4091 linelen = linetabsize(ml_get_curline());
4092 if (linelen > width1)
4093 curwin->w_curswant += (((linelen - width1 - 1) / width2)
4094 + 1) * width2;
4095 }
4096 }
4097 else /* dir == FORWARD */
4098 {
4099 if (linelen > width1)
4100 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1;
4101 else
4102 n = width1;
4103 if (curwin->w_curswant + width2 < (colnr_T)n)
4104 /* move forward within line */
4105 curwin->w_curswant += width2;
4106 else
4107 {
4108 /* to next line */
4109#ifdef FEAT_FOLDING
4110 /* Move to the end of a closed fold. */
4111 (void)hasFolding(curwin->w_cursor.lnum, NULL,
4112 &curwin->w_cursor.lnum);
4113#endif
4114 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)
4115 {
4116 retval = FAIL;
4117 break;
4118 }
4119 curwin->w_cursor.lnum++;
4120 curwin->w_curswant %= width2;
4121 }
4122 }
4123 }
4124#ifdef FEAT_VERTSPLIT
4125 }
4126#endif
4127
4128 coladvance(curwin->w_curswant);
4129
4130#if defined(FEAT_LINEBREAK) || defined(FEAT_MBYTE)
4131 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap)
4132 {
4133 /*
4134 * Check for landing on a character that got split at the end of the
4135 * last line. We want to advance a screenline, not end up in the same
4136 * screenline or move two screenlines.
4137 */
4138 validate_virtcol();
4139 if (curwin->w_virtcol > curwin->w_curswant
4140 && (curwin->w_curswant < (colnr_T)width1
4141 ? (curwin->w_curswant > (colnr_T)width1 / 2)
4142 : ((curwin->w_curswant - width1) % width2
4143 > (colnr_T)width2 / 2)))
4144 --curwin->w_cursor.col;
4145 }
4146#endif
4147
4148 if (atend)
4149 curwin->w_curswant = MAXCOL; /* stick in the last column */
4150
4151 return retval;
4152}
4153
4154#ifdef FEAT_MOUSE
4155/*
4156 * Mouse scroll wheel: Default action is to scroll three lines, or one page
4157 * when Shift or Ctrl is used.
4158 * K_MOUSEUP (cap->arg == TRUE) or K_MOUSEDOWN (cap->arg == FALSE)
4159 */
4160 static void
4161nv_mousescroll(cap)
4162 cmdarg_T *cap;
4163{
4164# if defined(FEAT_GUI) && defined(FEAT_WINDOWS)
4165 win_T *old_curwin;
4166
4167 old_curwin = curwin;
4168
4169 /* Currently we only get the mouse coordinates in the GUI. */
4170 if (gui.in_use && mouse_row >= 0 && mouse_col >= 0)
4171 {
4172 int row, col;
4173
4174 row = mouse_row;
4175 col = mouse_col;
4176
4177 /* find the window at the pointer coordinates */
4178 curwin = mouse_find_win(&row, &col);
4179 curbuf = curwin->w_buffer;
4180 }
4181# endif
4182
4183 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
4184 {
4185 (void)onepage(cap->arg ? FORWARD : BACKWARD, 1L);
4186 }
4187 else
4188 {
4189 cap->count1 = 3;
4190 cap->count0 = 3;
4191 nv_scroll_line(cap);
4192 }
4193
4194# if defined(FEAT_GUI) && defined(FEAT_WINDOWS)
4195 curwin->w_redr_status = TRUE;
4196
4197 curwin = old_curwin;
4198 curbuf = curwin->w_buffer;
4199# endif
4200}
4201
4202/*
4203 * Mouse clicks and drags.
4204 */
4205 static void
4206nv_mouse(cap)
4207 cmdarg_T *cap;
4208{
4209 (void)do_mouse(cap->oap, cap->cmdchar, BACKWARD, cap->count1, 0);
4210}
4211#endif
4212
4213/*
4214 * Handle CTRL-E and CTRL-Y commands: scroll a line up or down.
4215 * cap->arg must be TRUE for CTRL-E.
4216 */
4217 static void
4218nv_scroll_line(cap)
4219 cmdarg_T *cap;
4220{
4221 if (!checkclearop(cap->oap))
4222 scroll_redraw(cap->arg, cap->count1);
4223}
4224
4225/*
4226 * Scroll "count" lines up or down, and redraw.
4227 */
4228 void
4229scroll_redraw(up, count)
4230 int up;
4231 long count;
4232{
4233 linenr_T prev_topline = curwin->w_topline;
4234#ifdef FEAT_DIFF
4235 int prev_topfill = curwin->w_topfill;
4236#endif
4237 linenr_T prev_lnum = curwin->w_cursor.lnum;
4238
4239 if (up)
4240 scrollup(count, TRUE);
4241 else
4242 scrolldown(count, TRUE);
4243 if (p_so)
4244 {
4245 /* Adjust the cursor position for 'scrolloff'. Mark w_topline as
4246 * valid, otherwise the screen jumps back at the end of the file. */
4247 cursor_correct();
4248 check_cursor_moved(curwin);
4249 curwin->w_valid |= VALID_TOPLINE;
4250
4251 /* If moved back to where we were, at least move the cursor, otherwise
4252 * we get stuck at one position. Don't move the cursor up if the
4253 * first line of the buffer is already on the screen */
4254 while (curwin->w_topline == prev_topline
4255#ifdef FEAT_DIFF
4256 && curwin->w_topfill == prev_topfill
4257#endif
4258 )
4259 {
4260 if (up)
4261 {
4262 if (curwin->w_cursor.lnum > prev_lnum
4263 || cursor_down(1L, FALSE) == FAIL)
4264 break;
4265 }
4266 else
4267 {
4268 if (curwin->w_cursor.lnum < prev_lnum
4269 || prev_topline == 1L
4270 || cursor_up(1L, FALSE) == FAIL)
4271 break;
4272 }
4273 /* Mark w_topline as valid, otherwise the screen jumps back at the
4274 * end of the file. */
4275 check_cursor_moved(curwin);
4276 curwin->w_valid |= VALID_TOPLINE;
4277 }
4278 }
4279 if (curwin->w_cursor.lnum != prev_lnum)
4280 coladvance(curwin->w_curswant);
4281 redraw_later(VALID);
4282}
4283
4284/*
4285 * Commands that start with "z".
4286 */
4287 static void
4288nv_zet(cap)
4289 cmdarg_T *cap;
4290{
4291 long n;
4292 colnr_T col;
4293 int nchar = cap->nchar;
4294#ifdef FEAT_FOLDING
4295 long old_fdl = curwin->w_p_fdl;
4296 int old_fen = curwin->w_p_fen;
4297#endif
4298
4299 if (VIM_ISDIGIT(nchar))
4300 {
4301 /*
4302 * "z123{nchar}": edit the count before obtaining {nchar}
4303 */
4304 if (checkclearop(cap->oap))
4305 return;
4306 n = nchar - '0';
4307 for (;;)
4308 {
4309#ifdef USE_ON_FLY_SCROLL
4310 dont_scroll = TRUE; /* disallow scrolling here */
4311#endif
4312 ++no_mapping;
4313 ++allow_keys; /* no mapping for nchar, but allow key codes */
4314 nchar = safe_vgetc();
4315#ifdef FEAT_LANGMAP
4316 LANGMAP_ADJUST(nchar, TRUE);
4317#endif
4318 --no_mapping;
4319 --allow_keys;
4320#ifdef FEAT_CMDL_INFO
4321 (void)add_to_showcmd(nchar);
4322#endif
4323 if (nchar == K_DEL || nchar == K_KDEL)
4324 n /= 10;
4325 else if (VIM_ISDIGIT(nchar))
4326 n = n * 10 + (nchar - '0');
4327 else if (nchar == CAR)
4328 {
4329#ifdef FEAT_GUI
4330 need_mouse_correct = TRUE;
4331#endif
4332 win_setheight((int)n);
4333 break;
4334 }
4335 else if (nchar == 'l'
4336 || nchar == 'h'
4337 || nchar == K_LEFT
Bram Moolenaara88d9682005-03-25 21:45:43 +00004338 || nchar == K_RIGHT)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004339 {
4340 cap->count1 = n ? n * cap->count1 : cap->count1;
4341 goto dozet;
4342 }
4343 else
4344 {
4345 clearopbeep(cap->oap);
4346 break;
4347 }
4348 }
4349 cap->oap->op_type = OP_NOP;
4350 return;
4351 }
4352
4353dozet:
4354 if (
4355#ifdef FEAT_FOLDING
4356 /* "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc"
4357 * and "zC" only in Visual mode. "zj" and "zk" are motion
4358 * commands. */
4359 cap->nchar != 'f' && cap->nchar != 'F'
4360 && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar))
4361 && cap->nchar != 'j' && cap->nchar != 'k'
4362 &&
4363#endif
4364 checkclearop(cap->oap))
4365 return;
4366
4367 /*
4368 * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb":
4369 * If line number given, set cursor.
4370 */
4371 if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL)
4372 && cap->count0
4373 && cap->count0 != curwin->w_cursor.lnum)
4374 {
4375 setpcmark();
4376 if (cap->count0 > curbuf->b_ml.ml_line_count)
4377 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
4378 else
4379 curwin->w_cursor.lnum = cap->count0;
Bram Moolenaard4755bb2004-09-02 19:12:26 +00004380 check_cursor_col();
Bram Moolenaar071d4272004-06-13 20:20:40 +00004381 }
4382
4383 switch (nchar)
4384 {
4385 /* "z+", "z<CR>" and "zt": put cursor at top of screen */
4386 case '+':
4387 if (cap->count0 == 0)
4388 {
4389 /* No count given: put cursor at the line below screen */
4390 validate_botline(); /* make sure w_botline is valid */
4391 if (curwin->w_botline > curbuf->b_ml.ml_line_count)
4392 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
4393 else
4394 curwin->w_cursor.lnum = curwin->w_botline;
4395 }
4396 /* FALLTHROUGH */
4397 case NL:
4398 case CAR:
4399 case K_KENTER:
4400 beginline(BL_WHITE | BL_FIX);
4401 /* FALLTHROUGH */
4402
4403 case 't': scroll_cursor_top(0, TRUE);
4404 redraw_later(VALID);
4405 break;
4406
4407 /* "z." and "zz": put cursor in middle of screen */
4408 case '.': beginline(BL_WHITE | BL_FIX);
4409 /* FALLTHROUGH */
4410
4411 case 'z': scroll_cursor_halfway(TRUE);
4412 redraw_later(VALID);
4413 break;
4414
4415 /* "z^", "z-" and "zb": put cursor at bottom of screen */
4416 case '^': /* Strange Vi behavior: <count>z^ finds line at top of window
4417 * when <count> is at bottom of window, and puts that one at
4418 * bottom of window. */
4419 if (cap->count0 != 0)
4420 {
4421 scroll_cursor_bot(0, TRUE);
4422 curwin->w_cursor.lnum = curwin->w_topline;
4423 }
4424 else if (curwin->w_topline == 1)
4425 curwin->w_cursor.lnum = 1;
4426 else
4427 curwin->w_cursor.lnum = curwin->w_topline - 1;
4428 /* FALLTHROUGH */
4429 case '-':
4430 beginline(BL_WHITE | BL_FIX);
4431 /* FALLTHROUGH */
4432
4433 case 'b': scroll_cursor_bot(0, TRUE);
4434 redraw_later(VALID);
4435 break;
4436
4437 /* "zH" - scroll screen right half-page */
4438 case 'H':
4439 cap->count1 *= W_WIDTH(curwin) / 2;
4440 /* FALLTHROUGH */
4441
4442 /* "zh" - scroll screen to the right */
4443 case 'h':
4444 case K_LEFT:
4445 if (!curwin->w_p_wrap)
4446 {
4447 if ((colnr_T)cap->count1 > curwin->w_leftcol)
4448 curwin->w_leftcol = 0;
4449 else
4450 curwin->w_leftcol -= (colnr_T)cap->count1;
4451 leftcol_changed();
4452 }
4453 break;
4454
4455 /* "zL" - scroll screen left half-page */
4456 case 'L': cap->count1 *= W_WIDTH(curwin) / 2;
4457 /* FALLTHROUGH */
4458
4459 /* "zl" - scroll screen to the left */
4460 case 'l':
4461 case K_RIGHT:
4462 if (!curwin->w_p_wrap)
4463 {
4464 /* scroll the window left */
4465 curwin->w_leftcol += (colnr_T)cap->count1;
4466 leftcol_changed();
4467 }
4468 break;
4469
4470 /* "zs" - scroll screen, cursor at the start */
4471 case 's': if (!curwin->w_p_wrap)
4472 {
4473#ifdef FEAT_FOLDING
4474 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4475 col = 0; /* like the cursor is in col 0 */
4476 else
4477#endif
4478 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL);
4479 if ((long)col > p_siso)
4480 col -= p_siso;
4481 else
4482 col = 0;
4483 if (curwin->w_leftcol != col)
4484 {
4485 curwin->w_leftcol = col;
4486 redraw_later(NOT_VALID);
4487 }
4488 }
4489 break;
4490
4491 /* "ze" - scroll screen, cursor at the end */
4492 case 'e': if (!curwin->w_p_wrap)
4493 {
4494#ifdef FEAT_FOLDING
4495 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4496 col = 0; /* like the cursor is in col 0 */
4497 else
4498#endif
4499 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col);
4500 n = W_WIDTH(curwin) - curwin_col_off();
4501 if ((long)col + p_siso < n)
4502 col = 0;
4503 else
4504 col = col + p_siso - n + 1;
4505 if (curwin->w_leftcol != col)
4506 {
4507 curwin->w_leftcol = col;
4508 redraw_later(NOT_VALID);
4509 }
4510 }
4511 break;
4512
4513#ifdef FEAT_FOLDING
4514 /* "zF": create fold command */
4515 /* "zf": create fold operator */
4516 case 'F':
4517 case 'f': if (foldManualAllowed(TRUE))
4518 {
4519 cap->nchar = 'f';
4520 nv_operator(cap);
4521 curwin->w_p_fen = TRUE;
4522
4523 /* "zF" is like "zfzf" */
4524 if (nchar == 'F' && cap->oap->op_type == OP_FOLD)
4525 {
4526 nv_operator(cap);
4527 finish_op = TRUE;
4528 }
4529 }
4530 else
4531 clearopbeep(cap->oap);
4532 break;
4533
4534 /* "zd": delete fold at cursor */
4535 /* "zD": delete fold at cursor recursively */
4536 case 'd':
4537 case 'D': if (foldManualAllowed(FALSE))
4538 {
4539 if (VIsual_active)
4540 nv_operator(cap);
4541 else
4542 deleteFold(curwin->w_cursor.lnum,
4543 curwin->w_cursor.lnum, nchar == 'D', FALSE);
4544 }
4545 break;
4546
4547 /* "zE": erease all folds */
4548 case 'E': if (foldmethodIsManual(curwin))
4549 {
4550 clearFolding(curwin);
4551 changed_window_setting();
4552 }
4553 else if (foldmethodIsMarker(curwin))
4554 deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count,
4555 TRUE, FALSE);
4556 else
4557 EMSG(_("E352: Cannot erase folds with current 'foldmethod'"));
4558 break;
4559
4560 /* "zn": fold none: reset 'foldenable' */
4561 case 'n': curwin->w_p_fen = FALSE;
4562 break;
4563
4564 /* "zN": fold Normal: set 'foldenable' */
4565 case 'N': curwin->w_p_fen = TRUE;
4566 break;
4567
4568 /* "zi": invert folding: toggle 'foldenable' */
4569 case 'i': curwin->w_p_fen = !curwin->w_p_fen;
4570 break;
4571
4572 /* "za": open closed fold or close open fold at cursor */
4573 case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4574 openFold(curwin->w_cursor.lnum, cap->count1);
4575 else
4576 {
4577 closeFold(curwin->w_cursor.lnum, cap->count1);
4578 curwin->w_p_fen = TRUE;
4579 }
4580 break;
4581
4582 /* "zA": open fold at cursor recursively */
4583 case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4584 openFoldRecurse(curwin->w_cursor.lnum);
4585 else
4586 {
4587 closeFoldRecurse(curwin->w_cursor.lnum);
4588 curwin->w_p_fen = TRUE;
4589 }
4590 break;
4591
4592 /* "zo": open fold at cursor or Visual area */
4593 case 'o': if (VIsual_active)
4594 nv_operator(cap);
4595 else
4596 openFold(curwin->w_cursor.lnum, cap->count1);
4597 break;
4598
4599 /* "zO": open fold recursively */
4600 case 'O': if (VIsual_active)
4601 nv_operator(cap);
4602 else
4603 openFoldRecurse(curwin->w_cursor.lnum);
4604 break;
4605
4606 /* "zc": close fold at cursor or Visual area */
4607 case 'c': if (VIsual_active)
4608 nv_operator(cap);
4609 else
4610 closeFold(curwin->w_cursor.lnum, cap->count1);
4611 curwin->w_p_fen = TRUE;
4612 break;
4613
4614 /* "zC": close fold recursively */
4615 case 'C': if (VIsual_active)
4616 nv_operator(cap);
4617 else
4618 closeFoldRecurse(curwin->w_cursor.lnum);
4619 curwin->w_p_fen = TRUE;
4620 break;
4621
4622 /* "zv": open folds at the cursor */
4623 case 'v': foldOpenCursor();
4624 break;
4625
4626 /* "zx": re-apply 'foldlevel' and open folds at the cursor */
4627 case 'x': curwin->w_p_fen = TRUE;
4628 newFoldLevel(); /* update right now */
4629 foldOpenCursor();
4630 break;
4631
4632 /* "zX": undo manual opens/closes, re-apply 'foldlevel' */
4633 case 'X': curwin->w_p_fen = TRUE;
4634 old_fdl = -1; /* force an update */
4635 break;
4636
4637 /* "zm": fold more */
4638 case 'm': if (curwin->w_p_fdl > 0)
4639 --curwin->w_p_fdl;
4640 old_fdl = -1; /* force an update */
4641 curwin->w_p_fen = TRUE;
4642 break;
4643
4644 /* "zM": close all folds */
4645 case 'M': curwin->w_p_fdl = 0;
4646 old_fdl = -1; /* force an update */
4647 curwin->w_p_fen = TRUE;
4648 break;
4649
4650 /* "zr": reduce folding */
4651 case 'r': ++curwin->w_p_fdl;
4652 break;
4653
4654 /* "zR": open all folds */
4655 case 'R': curwin->w_p_fdl = getDeepestNesting();
4656 old_fdl = -1; /* force an update */
4657 break;
4658
4659 case 'j': /* "zj" move to next fold downwards */
4660 case 'k': /* "zk" move to next fold upwards */
4661 if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD,
4662 cap->count1) == FAIL)
4663 clearopbeep(cap->oap);
4664 break;
4665
4666#endif /* FEAT_FOLDING */
4667
Bram Moolenaarb765d632005-06-07 21:00:02 +00004668#ifdef FEAT_SYN_HL
4669 case 'g': /* "zg": add good word to word list */
4670 case 'w': /* "zw": add wrong word to word list */
4671 {
4672 char_u *ptr = NULL;
4673 int len;
4674
4675 if (checkclearop(cap->oap))
4676 break;
4677# ifdef FEAT_VISUAL
4678 if (VIsual_active && get_visual_text(cap, &ptr, &len)
4679 == FAIL)
4680 return;
4681# endif
4682 if (ptr == NULL && (len = find_ident_under_cursor(&ptr,
4683 FIND_IDENT)) == 0)
4684 return;
4685 spell_add_word(ptr, len, nchar == 'w');
4686 }
Bram Moolenaar3982c542005-06-08 21:56:31 +00004687 break;
Bram Moolenaarb765d632005-06-07 21:00:02 +00004688#endif
4689
Bram Moolenaar071d4272004-06-13 20:20:40 +00004690 default: clearopbeep(cap->oap);
4691 }
4692
4693#ifdef FEAT_FOLDING
4694 /* Redraw when 'foldenable' changed */
4695 if (old_fen != curwin->w_p_fen)
4696 {
4697# ifdef FEAT_DIFF
4698 win_T *wp;
4699
4700 if (foldmethodIsDiff(curwin) && curwin->w_p_scb)
4701 {
4702 /* Adjust 'foldenable' in diff-synced windows. */
4703 FOR_ALL_WINDOWS(wp)
4704 {
4705 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb)
4706 {
4707 wp->w_p_fen = curwin->w_p_fen;
4708 changed_window_setting_win(wp);
4709 }
4710 }
4711 }
4712# endif
4713 changed_window_setting();
4714 }
4715
4716 /* Redraw when 'foldlevel' changed. */
4717 if (old_fdl != curwin->w_p_fdl)
4718 newFoldLevel();
4719#endif
4720}
4721
4722#ifdef FEAT_GUI
4723/*
4724 * Vertical scrollbar movement.
4725 */
4726 static void
4727nv_ver_scrollbar(cap)
4728 cmdarg_T *cap;
4729{
4730 if (cap->oap->op_type != OP_NOP)
4731 clearopbeep(cap->oap);
4732
4733 /* Even if an operator was pending, we still want to scroll */
4734 gui_do_scroll();
4735}
4736
4737/*
4738 * Horizontal scrollbar movement.
4739 */
4740 static void
4741nv_hor_scrollbar(cap)
4742 cmdarg_T *cap;
4743{
4744 if (cap->oap->op_type != OP_NOP)
4745 clearopbeep(cap->oap);
4746
4747 /* Even if an operator was pending, we still want to scroll */
4748 gui_do_horiz_scroll();
4749}
4750#endif
4751
4752/*
4753 * "Q" command.
4754 */
4755 static void
4756nv_exmode(cap)
4757 cmdarg_T *cap;
4758{
4759 /*
4760 * Ignore 'Q' in Visual mode, just give a beep.
4761 */
4762#ifdef FEAT_VISUAL
4763 if (VIsual_active)
4764 vim_beep();
4765 else
4766#endif
4767 if (!checkclearop(cap->oap))
4768 do_exmode(FALSE);
4769}
4770
4771/*
4772 * Handle a ":" command.
4773 */
4774 static void
4775nv_colon(cap)
4776 cmdarg_T *cap;
4777{
4778 int old_p_im;
4779
4780#ifdef FEAT_VISUAL
4781 if (VIsual_active)
4782 nv_operator(cap);
4783 else
4784#endif
4785 {
4786 if (cap->oap->op_type != OP_NOP)
4787 {
4788 /* Using ":" as a movement is characterwise exclusive. */
4789 cap->oap->motion_type = MCHAR;
4790 cap->oap->inclusive = FALSE;
4791 }
4792 else if (cap->count0)
4793 {
4794 /* translate "count:" into ":.,.+(count - 1)" */
4795 stuffcharReadbuff('.');
4796 if (cap->count0 > 1)
4797 {
4798 stuffReadbuff((char_u *)",.+");
4799 stuffnumReadbuff((long)cap->count0 - 1L);
4800 }
4801 }
4802
4803 /* When typing, don't type below an old message */
4804 if (KeyTyped)
4805 compute_cmdrow();
4806
4807 old_p_im = p_im;
4808
4809 /* get a command line and execute it */
4810 do_cmdline(NULL, getexline, NULL,
4811 cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0);
4812
4813 /* If 'insertmode' changed, enter or exit Insert mode */
4814 if (p_im != old_p_im)
4815 {
4816 if (p_im)
4817 restart_edit = 'i';
4818 else
4819 restart_edit = 0;
4820 }
4821
4822 /* The start of the operator may have become invalid by the Ex
4823 * command. */
4824 if (cap->oap->op_type != OP_NOP
4825 && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count
4826 || cap->oap->start.col >
4827 STRLEN(ml_get(cap->oap->start.lnum))))
4828 clearopbeep(cap->oap);
4829 }
4830}
4831
4832/*
4833 * Handle CTRL-G command.
4834 */
4835 static void
4836nv_ctrlg(cap)
4837 cmdarg_T *cap;
4838{
4839#ifdef FEAT_VISUAL
4840 if (VIsual_active) /* toggle Selection/Visual mode */
4841 {
4842 VIsual_select = !VIsual_select;
4843 showmode();
4844 }
4845 else
4846#endif
4847 if (!checkclearop(cap->oap))
4848 /* print full name if count given or :cd used */
4849 fileinfo((int)cap->count0, FALSE, TRUE);
4850}
4851
4852/*
4853 * Handle CTRL-H <Backspace> command.
4854 */
4855 static void
4856nv_ctrlh(cap)
4857 cmdarg_T *cap;
4858{
4859#ifdef FEAT_VISUAL
4860 if (VIsual_active && VIsual_select)
4861 {
4862 cap->cmdchar = 'x'; /* BS key behaves like 'x' in Select mode */
4863 v_visop(cap);
4864 }
4865 else
4866#endif
4867 nv_left(cap);
4868}
4869
4870/*
4871 * CTRL-L: clear screen and redraw.
4872 */
4873 static void
4874nv_clear(cap)
4875 cmdarg_T *cap;
4876{
4877 if (!checkclearop(cap->oap))
4878 {
4879#if defined(__BEOS__) && !USE_THREAD_FOR_INPUT_WITH_TIMEOUT
4880 /*
4881 * Right now, the BeBox doesn't seem to have an easy way to detect
4882 * window resizing, so we cheat and make the user detect it
4883 * manually with CTRL-L instead
4884 */
4885 ui_get_shellsize();
4886#endif
4887#ifdef FEAT_SYN_HL
4888 /* Clear all syntax states to force resyncing. */
4889 syn_stack_free_all(curbuf);
4890#endif
4891 redraw_later(CLEAR);
4892 }
4893}
4894
4895/*
4896 * CTRL-O: In Select mode: switch to Visual mode for one command.
4897 * Otherwise: Go to older pcmark.
4898 */
4899 static void
4900nv_ctrlo(cap)
4901 cmdarg_T *cap;
4902{
4903#ifdef FEAT_VISUAL
4904 if (VIsual_active && VIsual_select)
4905 {
4906 VIsual_select = FALSE;
4907 showmode();
4908 restart_VIsual_select = 2; /* restart Select mode later */
4909 }
4910 else
4911#endif
4912 {
4913 cap->count1 = -cap->count1;
4914 nv_pcmark(cap);
4915 }
4916}
4917
4918/*
4919 * CTRL-^ command, short for ":e #"
4920 */
4921 static void
4922nv_hat(cap)
4923 cmdarg_T *cap;
4924{
4925 if (!checkclearopq(cap->oap))
4926 (void)buflist_getfile((int)cap->count0, (linenr_T)0,
4927 GETF_SETMARK|GETF_ALT, FALSE);
4928}
4929
4930/*
4931 * "Z" commands.
4932 */
4933 static void
4934nv_Zet(cap)
4935 cmdarg_T *cap;
4936{
4937 if (!checkclearopq(cap->oap))
4938 {
4939 switch (cap->nchar)
4940 {
4941 /* "ZZ": equivalent to ":x". */
4942 case 'Z': do_cmdline_cmd((char_u *)"x");
4943 break;
4944
4945 /* "ZQ": equivalent to ":q!" (Elvis compatible). */
4946 case 'Q': do_cmdline_cmd((char_u *)"q!");
4947 break;
4948
4949 default: clearopbeep(cap->oap);
4950 }
4951 }
4952}
4953
4954#if defined(FEAT_WINDOWS) || defined(PROTO)
4955/*
4956 * Call nv_ident() as if "c1" was used, with "c2" as next character.
4957 */
4958 void
4959do_nv_ident(c1, c2)
4960 int c1;
4961 int c2;
4962{
4963 oparg_T oa;
4964 cmdarg_T ca;
4965
4966 clear_oparg(&oa);
4967 vim_memset(&ca, 0, sizeof(ca));
4968 ca.oap = &oa;
4969 ca.cmdchar = c1;
4970 ca.nchar = c2;
4971 nv_ident(&ca);
4972}
4973#endif
4974
4975/*
4976 * Handle the commands that use the word under the cursor.
4977 * [g] CTRL-] :ta to current identifier
4978 * [g] 'K' run program for current identifier
4979 * [g] '*' / to current identifier or string
4980 * [g] '#' ? to current identifier or string
4981 * g ']' :tselect for current identifier
4982 */
4983 static void
4984nv_ident(cap)
4985 cmdarg_T *cap;
4986{
4987 char_u *ptr = NULL;
4988 char_u *buf;
4989 char_u *p;
4990 char_u *kp; /* value of 'keywordprg' */
4991 int kp_help; /* 'keywordprg' is ":help" */
4992 int n = 0; /* init for GCC */
4993 int cmdchar;
4994 int g_cmd; /* "g" command */
4995 char_u *aux_ptr;
4996 int isman;
4997 int isman_s;
4998
4999 if (cap->cmdchar == 'g') /* "g*", "g#", "g]" and "gCTRL-]" */
5000 {
5001 cmdchar = cap->nchar;
5002 g_cmd = TRUE;
5003 }
5004 else
5005 {
5006 cmdchar = cap->cmdchar;
5007 g_cmd = FALSE;
5008 }
5009
5010 if (cmdchar == POUND) /* the pound sign, '#' for English keyboards */
5011 cmdchar = '#';
5012
5013 /*
5014 * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode.
5015 */
5016 if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K')
5017 {
5018#ifdef FEAT_VISUAL
5019 if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL)
5020 return;
5021#endif
5022 if (checkclearopq(cap->oap))
5023 return;
5024 }
5025
5026 if (ptr == NULL && (n = find_ident_under_cursor(&ptr,
5027 (cmdchar == '*' || cmdchar == '#')
5028 ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0)
5029 {
5030 clearop(cap->oap);
5031 return;
5032 }
5033
5034 /* Allocate buffer to put the command in. Inserting backslashes can
5035 * double the length of the word. p_kp / curbuf->b_p_kp could be added
5036 * and some numbers. */
5037 kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp);
5038 kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0
5039 || STRCMP(kp, ":help") == 0);
5040 buf = alloc((unsigned)(n * 2 + 30 + STRLEN(kp)));
5041 if (buf == NULL)
5042 return;
5043 buf[0] = NUL;
5044
5045 switch (cmdchar)
5046 {
5047 case '*':
5048 case '#':
5049 /*
5050 * Put cursor at start of word, makes search skip the word
5051 * under the cursor.
5052 * Call setpcmark() first, so "*``" puts the cursor back where
5053 * it was.
5054 */
5055 setpcmark();
5056 curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline());
5057
5058 if (!g_cmd && vim_iswordp(ptr))
5059 STRCPY(buf, "\\<");
5060 no_smartcase = TRUE; /* don't use 'smartcase' now */
5061 break;
5062
5063 case 'K':
5064 if (kp_help)
5065 STRCPY(buf, "he! ");
5066 else
5067 {
5068 /* When a count is given, turn it into a range. Is this
5069 * really what we want? */
5070 isman = (STRCMP(kp, "man") == 0);
5071 isman_s = (STRCMP(kp, "man -s") == 0);
5072 if (cap->count0 != 0 && !(isman || isman_s))
5073 sprintf((char *)buf, ".,.+%ld", cap->count0 - 1);
5074
5075 STRCAT(buf, "! ");
5076 if (cap->count0 == 0 && isman_s)
5077 STRCAT(buf, "man");
5078 else
5079 STRCAT(buf, kp);
5080 STRCAT(buf, " ");
5081 if (cap->count0 != 0 && (isman || isman_s))
5082 {
5083 sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0);
5084 STRCAT(buf, " ");
5085 }
5086 }
5087 break;
5088
5089 case ']':
5090#ifdef FEAT_CSCOPE
5091 if (p_cst)
5092 STRCPY(buf, "cstag ");
5093 else
5094#endif
5095 STRCPY(buf, "ts ");
5096 break;
5097
5098 default:
5099 if (curbuf->b_help)
5100 STRCPY(buf, "he! ");
5101 else if (g_cmd)
5102 STRCPY(buf, "tj ");
5103 else
5104 STRCPY(buf, "ta ");
5105 }
5106
5107 /*
5108 * Now grab the chars in the identifier
5109 */
5110 if (cmdchar == '*')
5111 aux_ptr = (char_u *)(p_magic ? "/.*~[^$\\" : "/^$\\");
5112 else if (cmdchar == '#')
5113 aux_ptr = (char_u *)(p_magic ? "/?.*~[^$\\" : "/?^$\\");
5114 else if (cmdchar == 'K' && !kp_help)
5115 aux_ptr = (char_u *)" \t\\\"|!";
5116 else
5117 /* Don't escape spaces and Tabs in a tag with a backslash */
5118 aux_ptr = (char_u *)"\\|\"";
5119
5120 p = buf + STRLEN(buf);
5121 while (n-- > 0)
5122 {
5123 /* put a backslash before \ and some others */
5124 if (vim_strchr(aux_ptr, *ptr) != NULL)
5125 *p++ = '\\';
5126#ifdef FEAT_MBYTE
5127 /* When current byte is a part of multibyte character, copy all bytes
5128 * of that character. */
5129 if (has_mbyte)
5130 {
5131 int i;
5132 int len = (*mb_ptr2len_check)(ptr) - 1;
5133
5134 for (i = 0; i < len && n >= 1; ++i, --n)
5135 *p++ = *ptr++;
5136 }
5137#endif
5138 *p++ = *ptr++;
5139 }
5140 *p = NUL;
5141
5142 /*
5143 * Execute the command.
5144 */
5145 if (cmdchar == '*' || cmdchar == '#')
5146 {
5147 if (!g_cmd && (
5148#ifdef FEAT_MBYTE
5149 has_mbyte ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) :
5150#endif
5151 vim_iswordc(ptr[-1])))
5152 STRCAT(buf, "\\>");
5153#ifdef FEAT_CMDHIST
5154 /* put pattern in search history */
5155 add_to_history(HIST_SEARCH, buf, TRUE, NUL);
5156#endif
5157 normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0);
5158 }
5159 else
5160 do_cmdline_cmd(buf);
5161
5162 vim_free(buf);
5163}
5164
5165#ifdef FEAT_VISUAL
5166/*
5167 * Get visually selected text, within one line only.
5168 * Returns FAIL if more than one line selected.
5169 */
5170 static int
5171get_visual_text(cap, pp, lenp)
5172 cmdarg_T *cap;
5173 char_u **pp; /* return: start of selected text */
5174 int *lenp; /* return: length of selected text */
5175{
5176 if (VIsual_mode != 'V')
5177 unadjust_for_sel();
5178 if (VIsual.lnum != curwin->w_cursor.lnum)
5179 {
5180 clearopbeep(cap->oap);
5181 return FAIL;
5182 }
5183 if (VIsual_mode == 'V')
5184 {
5185 *pp = ml_get_curline();
5186 *lenp = (int)STRLEN(*pp);
5187 }
5188 else
5189 {
5190 if (lt(curwin->w_cursor, VIsual))
5191 {
5192 *pp = ml_get_pos(&curwin->w_cursor);
5193 *lenp = VIsual.col - curwin->w_cursor.col + 1;
5194 }
5195 else
5196 {
5197 *pp = ml_get_pos(&VIsual);
5198 *lenp = curwin->w_cursor.col - VIsual.col + 1;
5199 }
5200#ifdef FEAT_MBYTE
5201 if (has_mbyte)
5202 /* Correct the length to include the whole last character. */
5203 *lenp += (*mb_ptr2len_check)(*pp + (*lenp - 1)) - 1;
5204#endif
5205 }
5206 reset_VIsual_and_resel();
5207 return OK;
5208}
5209#endif
5210
5211/*
5212 * CTRL-T: backwards in tag stack
5213 */
5214 static void
5215nv_tagpop(cap)
5216 cmdarg_T *cap;
5217{
5218 if (!checkclearopq(cap->oap))
5219 do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE);
5220}
5221
5222/*
5223 * Handle scrolling command 'H', 'L' and 'M'.
5224 */
5225 static void
5226nv_scroll(cap)
5227 cmdarg_T *cap;
5228{
5229 int used = 0;
5230 long n;
5231#ifdef FEAT_FOLDING
5232 linenr_T lnum;
5233#endif
5234 int half;
5235
5236 cap->oap->motion_type = MLINE;
5237 setpcmark();
5238
5239 if (cap->cmdchar == 'L')
5240 {
5241 validate_botline(); /* make sure curwin->w_botline is valid */
5242 curwin->w_cursor.lnum = curwin->w_botline - 1;
5243 if (cap->count1 - 1 >= curwin->w_cursor.lnum)
5244 curwin->w_cursor.lnum = 1;
5245 else
Bram Moolenaar69a7cb42004-06-20 12:51:53 +00005246 {
5247#ifdef FEAT_FOLDING
5248 if (hasAnyFolding(curwin))
5249 {
5250 /* Count a fold for one screen line. */
5251 for (n = cap->count1 - 1; n > 0
5252 && curwin->w_cursor.lnum > curwin->w_topline; --n)
5253 {
5254 (void)hasFolding(curwin->w_cursor.lnum,
5255 &curwin->w_cursor.lnum, NULL);
5256 --curwin->w_cursor.lnum;
5257 }
5258 }
5259 else
5260#endif
5261 curwin->w_cursor.lnum -= cap->count1 - 1;
5262 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00005263 }
5264 else
5265 {
5266 if (cap->cmdchar == 'M')
5267 {
5268#ifdef FEAT_DIFF
5269 /* Don't count filler lines above the window. */
5270 used -= diff_check_fill(curwin, curwin->w_topline)
5271 - curwin->w_topfill;
5272#endif
5273 validate_botline(); /* make sure w_empty_rows is valid */
5274 half = (curwin->w_height - curwin->w_empty_rows + 1) / 2;
5275 for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n)
5276 {
5277#ifdef FEAT_DIFF
5278 /* Count half he number of filler lines to be "below this
5279 * line" and half to be "above the next line". */
5280 if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline
5281 + n) / 2 >= half)
5282 {
5283 --n;
5284 break;
5285 }
5286#endif
5287 used += plines(curwin->w_topline + n);
5288 if (used >= half)
5289 break;
5290#ifdef FEAT_FOLDING
5291 if (hasFolding(curwin->w_topline + n, NULL, &lnum))
5292 n = lnum - curwin->w_topline;
5293#endif
5294 }
5295 if (n > 0 && used > curwin->w_height)
5296 --n;
5297 }
Bram Moolenaar69a7cb42004-06-20 12:51:53 +00005298 else /* (cap->cmdchar == 'H') */
5299 {
Bram Moolenaar071d4272004-06-13 20:20:40 +00005300 n = cap->count1 - 1;
Bram Moolenaar69a7cb42004-06-20 12:51:53 +00005301#ifdef FEAT_FOLDING
5302 if (hasAnyFolding(curwin))
5303 {
5304 /* Count a fold for one screen line. */
5305 lnum = curwin->w_topline;
5306 while (n-- > 0 && lnum < curwin->w_botline - 1)
5307 {
5308 hasFolding(lnum, NULL, &lnum);
5309 ++lnum;
5310 }
5311 n = lnum - curwin->w_topline;
5312 }
5313#endif
5314 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00005315 curwin->w_cursor.lnum = curwin->w_topline + n;
5316 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
5317 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
5318 }
5319
5320 cursor_correct(); /* correct for 'so' */
5321 beginline(BL_SOL | BL_FIX);
5322}
5323
5324/*
5325 * Cursor right commands.
5326 */
5327 static void
5328nv_right(cap)
5329 cmdarg_T *cap;
5330{
5331 long n;
5332#ifdef FEAT_VISUAL
5333 int PAST_LINE;
5334#else
5335# define PAST_LINE 0
5336#endif
5337
Bram Moolenaarbc7aa852005-03-06 23:38:09 +00005338 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
5339 {
5340 /* <C-Right> and <S-Right> move a word or WORD right */
5341 if (mod_mask & MOD_MASK_CTRL)
5342 cap->arg = TRUE;
5343 nv_wordcmd(cap);
5344 return;
5345 }
5346
Bram Moolenaar071d4272004-06-13 20:20:40 +00005347 cap->oap->motion_type = MCHAR;
5348 cap->oap->inclusive = FALSE;
5349#ifdef FEAT_VISUAL
5350 PAST_LINE = (VIsual_active && *p_sel != 'o');
5351
5352# ifdef FEAT_VIRTUALEDIT
5353 /*
5354 * In virtual mode, there's no such thing as "PAST_LINE", as lines are
5355 * (theoretically) infinitly long.
5356 */
5357 if (virtual_active())
5358 PAST_LINE = 0;
5359# endif
5360#endif
5361
5362 for (n = cap->count1; n > 0; --n)
5363 {
5364 if ((!PAST_LINE && oneright() == FAIL)
5365 || (PAST_LINE && *ml_get_cursor() == NUL))
5366 {
5367 /*
5368 * <Space> wraps to next line if 'whichwrap' bit 1 set.
5369 * 'l' wraps to next line if 'whichwrap' bit 2 set.
5370 * CURS_RIGHT wraps to next line if 'whichwrap' bit 3 set
5371 */
5372 if ( ((cap->cmdchar == ' '
5373 && vim_strchr(p_ww, 's') != NULL)
5374 || (cap->cmdchar == 'l'
5375 && vim_strchr(p_ww, 'l') != NULL)
Bram Moolenaara88d9682005-03-25 21:45:43 +00005376 || (cap->cmdchar == K_RIGHT
Bram Moolenaar071d4272004-06-13 20:20:40 +00005377 && vim_strchr(p_ww, '>') != NULL))
5378 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
5379 {
5380 /* When deleting we also count the NL as a character.
5381 * Set cap->oap->inclusive when last char in the line is
5382 * included, move to next line after that */
5383 if ( (cap->oap->op_type == OP_DELETE
5384 || cap->oap->op_type == OP_CHANGE)
5385 && !cap->oap->inclusive
5386 && !lineempty(curwin->w_cursor.lnum))
5387 cap->oap->inclusive = TRUE;
5388 else
5389 {
5390 ++curwin->w_cursor.lnum;
5391 curwin->w_cursor.col = 0;
5392#ifdef FEAT_VIRTUALEDIT
5393 curwin->w_cursor.coladd = 0;
5394#endif
5395 curwin->w_set_curswant = TRUE;
5396 cap->oap->inclusive = FALSE;
5397 }
5398 continue;
5399 }
5400 if (cap->oap->op_type == OP_NOP)
5401 {
5402 /* Only beep and flush if not moved at all */
5403 if (n == cap->count1)
5404 beep_flush();
5405 }
5406 else
5407 {
5408 if (!lineempty(curwin->w_cursor.lnum))
5409 cap->oap->inclusive = TRUE;
5410 }
5411 break;
5412 }
5413#ifdef FEAT_VISUAL
5414 else if (PAST_LINE)
5415 {
5416 curwin->w_set_curswant = TRUE;
5417# ifdef FEAT_VIRTUALEDIT
5418 if (virtual_active())
5419 oneright();
5420 else
5421# endif
5422 {
5423# ifdef FEAT_MBYTE
5424 if (has_mbyte)
5425 curwin->w_cursor.col +=
5426 (*mb_ptr2len_check)(ml_get_cursor());
5427 else
5428# endif
5429 ++curwin->w_cursor.col;
5430 }
5431 }
5432#endif
5433 }
5434#ifdef FEAT_FOLDING
5435 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped
5436 && cap->oap->op_type == OP_NOP)
5437 foldOpenCursor();
5438#endif
5439}
5440
5441/*
5442 * Cursor left commands.
5443 *
5444 * Returns TRUE when operator end should not be adjusted.
5445 */
5446 static void
5447nv_left(cap)
5448 cmdarg_T *cap;
5449{
5450 long n;
5451
Bram Moolenaarbc7aa852005-03-06 23:38:09 +00005452 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
5453 {
5454 /* <C-Left> and <S-Left> move a word or WORD left */
5455 if (mod_mask & MOD_MASK_CTRL)
5456 cap->arg = 1;
5457 nv_bck_word(cap);
5458 return;
5459 }
5460
Bram Moolenaar071d4272004-06-13 20:20:40 +00005461 cap->oap->motion_type = MCHAR;
5462 cap->oap->inclusive = FALSE;
5463 for (n = cap->count1; n > 0; --n)
5464 {
5465 if (oneleft() == FAIL)
5466 {
5467 /* <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'.
5468 * 'h' wraps to previous line if 'whichwrap' has 'h'.
5469 * CURS_LEFT wraps to previous line if 'whichwrap' has '<'.
5470 */
5471 if ( (((cap->cmdchar == K_BS
5472 || cap->cmdchar == Ctrl_H)
5473 && vim_strchr(p_ww, 'b') != NULL)
5474 || (cap->cmdchar == 'h'
5475 && vim_strchr(p_ww, 'h') != NULL)
Bram Moolenaara88d9682005-03-25 21:45:43 +00005476 || (cap->cmdchar == K_LEFT
Bram Moolenaar071d4272004-06-13 20:20:40 +00005477 && vim_strchr(p_ww, '<') != NULL))
5478 && curwin->w_cursor.lnum > 1)
5479 {
5480 --(curwin->w_cursor.lnum);
5481 coladvance((colnr_T)MAXCOL);
5482 curwin->w_set_curswant = TRUE;
5483
5484 /* When the NL before the first char has to be deleted we
5485 * put the cursor on the NUL after the previous line.
5486 * This is a very special case, be careful!
5487 * don't adjust op_end now, otherwise it won't work */
5488 if ( (cap->oap->op_type == OP_DELETE
5489 || cap->oap->op_type == OP_CHANGE)
5490 && !lineempty(curwin->w_cursor.lnum))
5491 {
5492 ++curwin->w_cursor.col;
5493 cap->retval |= CA_NO_ADJ_OP_END;
5494 }
5495 continue;
5496 }
5497 /* Only beep and flush if not moved at all */
5498 else if (cap->oap->op_type == OP_NOP && n == cap->count1)
5499 beep_flush();
5500 break;
5501 }
5502 }
5503#ifdef FEAT_FOLDING
5504 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped
5505 && cap->oap->op_type == OP_NOP)
5506 foldOpenCursor();
5507#endif
5508}
5509
5510/*
5511 * Cursor up commands.
5512 * cap->arg is TRUE for "-": Move cursor to first non-blank.
5513 */
5514 static void
5515nv_up(cap)
5516 cmdarg_T *cap;
5517{
Bram Moolenaarbc7aa852005-03-06 23:38:09 +00005518 if (mod_mask & MOD_MASK_SHIFT)
5519 {
5520 /* <S-Up> is page up */
5521 cap->arg = BACKWARD;
5522 nv_page(cap);
5523 }
5524 else
5525 {
5526 cap->oap->motion_type = MLINE;
5527 if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL)
5528 clearopbeep(cap->oap);
5529 else if (cap->arg)
5530 beginline(BL_WHITE | BL_FIX);
5531 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00005532}
5533
5534/*
5535 * Cursor down commands.
5536 * cap->arg is TRUE for CR and "+": Move cursor to first non-blank.
5537 */
5538 static void
5539nv_down(cap)
5540 cmdarg_T *cap;
5541{
Bram Moolenaarbc7aa852005-03-06 23:38:09 +00005542 if (mod_mask & MOD_MASK_SHIFT)
5543 {
5544 /* <S-Down> is page down */
5545 cap->arg = FORWARD;
5546 nv_page(cap);
5547 }
5548 else
Bram Moolenaar071d4272004-06-13 20:20:40 +00005549#if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
5550 /* In a quickfix window a <CR> jumps to the error under the cursor. */
Bram Moolenaar05159a02005-02-26 23:04:13 +00005551 if (bt_quickfix(curbuf) && cap->cmdchar == CAR)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005552 do_cmdline_cmd((char_u *)".cc");
5553 else
5554#endif
5555 {
5556#ifdef FEAT_CMDWIN
5557 /* In the cmdline window a <CR> executes the command. */
Bram Moolenaar05159a02005-02-26 23:04:13 +00005558 if (cmdwin_type != 0 && cap->cmdchar == CAR)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005559 cmdwin_result = CAR;
5560 else
5561#endif
5562 {
5563 cap->oap->motion_type = MLINE;
5564 if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL)
5565 clearopbeep(cap->oap);
5566 else if (cap->arg)
5567 beginline(BL_WHITE | BL_FIX);
5568 }
5569 }
5570}
5571
5572#ifdef FEAT_SEARCHPATH
5573/*
5574 * Grab the file name under the cursor and edit it.
5575 */
5576 static void
5577nv_gotofile(cap)
5578 cmdarg_T *cap;
5579{
5580 char_u *ptr;
5581
5582#ifdef FEAT_CMDWIN
5583 if (cmdwin_type != 0)
5584 {
5585 clearopbeep(cap->oap);
5586 return;
5587 }
5588#endif
5589
5590# ifdef FEAT_VISUAL
5591 /*
5592 * In Visual mode, use the selected text as a file name.
5593 * Don't allow selection across multiple lines.
5594 */
5595 if (VIsual_active)
5596 {
5597 int len;
5598
5599 if (get_visual_text(cap, &ptr, &len) == FAIL)
5600 return;
5601 ptr = find_file_name_in_path(ptr, len,
5602 FNAME_MESS|FNAME_EXP|FNAME_REL, cap->count1, curbuf->b_ffname);
5603 }
5604 else
5605# endif
5606 ptr = file_name_at_cursor(FNAME_MESS|FNAME_HYP|FNAME_EXP|FNAME_REL,
5607 cap->count1);
5608
5609 if (ptr != NULL)
5610 {
5611 /* do autowrite if necessary */
5612 if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !P_HID(curbuf))
5613 autowrite(curbuf, FALSE);
5614 setpcmark();
5615 (void)do_ecmd(0, ptr, NULL, NULL, ECMD_LAST,
5616 P_HID(curbuf) ? ECMD_HIDE : 0);
5617 vim_free(ptr);
5618 }
5619 else
5620 clearop(cap->oap);
5621}
5622#endif
5623
5624/*
5625 * <End> command: to end of current line or last line.
5626 */
5627 static void
5628nv_end(cap)
5629 cmdarg_T *cap;
5630{
Bram Moolenaarbc7aa852005-03-06 23:38:09 +00005631 if (cap->arg || (mod_mask & MOD_MASK_CTRL)) /* CTRL-END = goto last line */
Bram Moolenaar071d4272004-06-13 20:20:40 +00005632 {
Bram Moolenaarbc7aa852005-03-06 23:38:09 +00005633 cap->arg = TRUE;
Bram Moolenaar071d4272004-06-13 20:20:40 +00005634 nv_goto(cap);
5635 cap->count1 = 1; /* to end of current line */
5636 }
5637 nv_dollar(cap);
5638}
5639
5640/*
5641 * Handle the "$" command.
5642 */
5643 static void
5644nv_dollar(cap)
5645 cmdarg_T *cap;
5646{
5647 cap->oap->motion_type = MCHAR;
5648 cap->oap->inclusive = TRUE;
5649#ifdef FEAT_VIRTUALEDIT
5650 /* In virtual mode when off the edge of a line and an operator
5651 * is pending (whew!) keep the cursor where it is.
5652 * Otherwise, send it to the end of the line. */
5653 if (!virtual_active() || gchar_cursor() != NUL
5654 || cap->oap->op_type == OP_NOP)
5655#endif
5656 curwin->w_curswant = MAXCOL; /* so we stay at the end */
5657 if (cursor_down((long)(cap->count1 - 1),
5658 cap->oap->op_type == OP_NOP) == FAIL)
5659 clearopbeep(cap->oap);
5660#ifdef FEAT_FOLDING
5661 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
5662 foldOpenCursor();
5663#endif
5664}
5665
5666/*
5667 * Implementation of '?' and '/' commands.
5668 * If cap->arg is TRUE don't set PC mark.
5669 */
5670 static void
5671nv_search(cap)
5672 cmdarg_T *cap;
5673{
5674 oparg_T *oap = cap->oap;
5675
5676 if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13)
5677 {
5678 /* Translate "g??" to "g?g?" */
5679 cap->cmdchar = 'g';
5680 cap->nchar = '?';
5681 nv_operator(cap);
5682 return;
5683 }
5684
5685 cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0);
5686
5687 if (cap->searchbuf == NULL)
5688 {
5689 clearop(oap);
5690 return;
5691 }
5692
5693 normal_search(cap, cap->cmdchar, cap->searchbuf,
5694 (cap->arg ? 0 : SEARCH_MARK));
5695}
5696
5697/*
5698 * Handle "N" and "n" commands.
5699 * cap->arg is SEARCH_REV for "N", 0 for "n".
5700 */
5701 static void
5702nv_next(cap)
5703 cmdarg_T *cap;
5704{
5705 normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg);
5706}
5707
5708/*
5709 * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat).
5710 * Uses only cap->count1 and cap->oap from "cap".
5711 */
5712 static void
5713normal_search(cap, dir, pat, opt)
5714 cmdarg_T *cap;
5715 int dir;
5716 char_u *pat;
5717 int opt; /* extra flags for do_search() */
5718{
5719 int i;
5720
5721 cap->oap->motion_type = MCHAR;
5722 cap->oap->inclusive = FALSE;
5723 cap->oap->use_reg_one = TRUE;
5724 curwin->w_set_curswant = TRUE;
5725
5726 i = do_search(cap->oap, dir, pat, cap->count1,
5727 opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG);
5728 if (i == 0)
5729 clearop(cap->oap);
5730 else
5731 {
5732 if (i == 2)
5733 cap->oap->motion_type = MLINE;
5734#ifdef FEAT_VIRTUALEDIT
5735 curwin->w_cursor.coladd = 0;
5736#endif
5737#ifdef FEAT_FOLDING
5738 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped)
5739 foldOpenCursor();
5740#endif
5741 }
5742
5743 /* "/$" will put the cursor after the end of the line, may need to
5744 * correct that here */
5745 check_cursor();
5746}
5747
5748/*
5749 * Character search commands.
5750 * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for
5751 * ',' and FALSE for ';'.
5752 * cap->nchar is NUL for ',' and ';' (repeat the search)
5753 */
5754 static void
5755nv_csearch(cap)
5756 cmdarg_T *cap;
5757{
5758 int t_cmd;
5759
5760 if (cap->cmdchar == 't' || cap->cmdchar == 'T')
5761 t_cmd = TRUE;
5762 else
5763 t_cmd = FALSE;
5764
5765 cap->oap->motion_type = MCHAR;
5766 if (cap->arg == BACKWARD)
5767 cap->oap->inclusive = FALSE;
5768 else
5769 cap->oap->inclusive = TRUE;
5770 if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL)
5771 clearopbeep(cap->oap);
5772 else
5773 {
5774 curwin->w_set_curswant = TRUE;
5775#ifdef FEAT_VIRTUALEDIT
5776 /* Include a Tab for "tx" and for "dfx". */
5777 if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD
5778 && (t_cmd || cap->oap->op_type != OP_NOP))
5779 {
5780 colnr_T scol, ecol;
5781
5782 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol);
5783 curwin->w_cursor.coladd = ecol - scol;
5784 }
5785 else
5786 curwin->w_cursor.coladd = 0;
5787#endif
5788#ifdef FEAT_VISUAL
5789 adjust_for_sel(cap);
5790#endif
5791#ifdef FEAT_FOLDING
5792 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
5793 foldOpenCursor();
5794#endif
5795 }
5796}
5797
5798/*
5799 * "[" and "]" commands.
5800 * cap->arg is BACKWARD for "[" and FORWARD for "]".
5801 */
5802 static void
5803nv_brackets(cap)
5804 cmdarg_T *cap;
5805{
5806 pos_T new_pos;
5807 pos_T prev_pos;
5808 pos_T *pos = NULL; /* init for GCC */
5809 pos_T old_pos; /* cursor position before command */
5810 int flag;
5811 long n;
5812 int findc;
5813 int c;
5814
5815 cap->oap->motion_type = MCHAR;
5816 cap->oap->inclusive = FALSE;
5817 old_pos = curwin->w_cursor;
5818#ifdef FEAT_VIRTUALEDIT
5819 curwin->w_cursor.coladd = 0; /* TODO: don't do this for an error. */
5820#endif
5821
5822#ifdef FEAT_SEARCHPATH
5823 /*
5824 * "[f" or "]f" : Edit file under the cursor (same as "gf")
5825 */
5826 if (cap->nchar == 'f')
5827 nv_gotofile(cap);
5828 else
5829#endif
5830
5831#ifdef FEAT_FIND_ID
5832 /*
5833 * Find the occurence(s) of the identifier or define under cursor
5834 * in current and included files or jump to the first occurence.
5835 *
5836 * search list jump
5837 * fwd bwd fwd bwd fwd bwd
5838 * identifier "]i" "[i" "]I" "[I" "]^I" "[^I"
5839 * define "]d" "[d" "]D" "[D" "]^D" "[^D"
5840 */
5841 if (vim_strchr((char_u *)
5842#ifdef EBCDIC
5843 "iI\005dD\067",
5844#else
5845 "iI\011dD\004",
5846#endif
5847 cap->nchar) != NULL)
5848 {
5849 char_u *ptr;
5850 int len;
5851
5852 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0)
5853 clearop(cap->oap);
5854 else
5855 {
5856 find_pattern_in_path(ptr, 0, len, TRUE,
5857 cap->count0 == 0 ? !isupper(cap->nchar) : FALSE,
5858 ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY,
5859 cap->count1,
5860 isupper(cap->nchar) ? ACTION_SHOW_ALL :
5861 islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO,
5862 cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1,
5863 (linenr_T)MAXLNUM);
5864 curwin->w_set_curswant = TRUE;
5865 }
5866 }
5867 else
5868#endif
5869
5870 /*
5871 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')'
5872 * "[#", "]#": go to start/end of Nth innermost #if..#endif construct.
5873 * "[/", "[*", "]/", "]*": go to Nth comment start/end.
5874 * "[m" or "]m" search for prev/next start of (Java) method.
5875 * "[M" or "]M" search for prev/next end of (Java) method.
5876 */
5877 if ( (cap->cmdchar == '['
5878 && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL)
5879 || (cap->cmdchar == ']'
5880 && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL))
5881 {
5882 if (cap->nchar == '*')
5883 cap->nchar = '/';
5884 new_pos.lnum = 0;
5885 prev_pos.lnum = 0;
5886 if (cap->nchar == 'm' || cap->nchar == 'M')
5887 {
5888 if (cap->cmdchar == '[')
5889 findc = '{';
5890 else
5891 findc = '}';
5892 n = 9999;
5893 }
5894 else
5895 {
5896 findc = cap->nchar;
5897 n = cap->count1;
5898 }
5899 for ( ; n > 0; --n)
5900 {
5901 if ((pos = findmatchlimit(cap->oap, findc,
5902 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL)
5903 {
5904 if (new_pos.lnum == 0) /* nothing found */
5905 {
5906 if (cap->nchar != 'm' && cap->nchar != 'M')
5907 clearopbeep(cap->oap);
5908 }
5909 else
5910 pos = &new_pos; /* use last one found */
5911 break;
5912 }
5913 prev_pos = new_pos;
5914 curwin->w_cursor = *pos;
5915 new_pos = *pos;
5916 }
5917 curwin->w_cursor = old_pos;
5918
5919 /*
5920 * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only
5921 * brought us to the match for "[m" and "]M" when inside a method.
5922 * Try finding the '{' or '}' we want to be at.
5923 * Also repeat for the given count.
5924 */
5925 if (cap->nchar == 'm' || cap->nchar == 'M')
5926 {
5927 /* norm is TRUE for "]M" and "[m" */
5928 int norm = ((findc == '{') == (cap->nchar == 'm'));
5929
5930 n = cap->count1;
5931 /* found a match: we were inside a method */
5932 if (prev_pos.lnum != 0)
5933 {
5934 pos = &prev_pos;
5935 curwin->w_cursor = prev_pos;
5936 if (norm)
5937 --n;
5938 }
5939 else
5940 pos = NULL;
5941 while (n > 0)
5942 {
5943 for (;;)
5944 {
5945 if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0)
5946 {
5947 /* if not found anything, that's an error */
5948 if (pos == NULL)
5949 clearopbeep(cap->oap);
5950 n = 0;
5951 break;
5952 }
5953 c = gchar_cursor();
5954 if (c == '{' || c == '}')
5955 {
5956 /* Must have found end/start of class: use it.
5957 * Or found the place to be at. */
5958 if ((c == findc && norm) || (n == 1 && !norm))
5959 {
5960 new_pos = curwin->w_cursor;
5961 pos = &new_pos;
5962 n = 0;
5963 }
5964 /* if no match found at all, we started outside of the
5965 * class and we're inside now. Just go on. */
5966 else if (new_pos.lnum == 0)
5967 {
5968 new_pos = curwin->w_cursor;
5969 pos = &new_pos;
5970 }
5971 /* found start/end of other method: go to match */
5972 else if ((pos = findmatchlimit(cap->oap, findc,
5973 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD,
5974 0)) == NULL)
5975 n = 0;
5976 else
5977 curwin->w_cursor = *pos;
5978 break;
5979 }
5980 }
5981 --n;
5982 }
5983 curwin->w_cursor = old_pos;
5984 if (pos == NULL && new_pos.lnum != 0)
5985 clearopbeep(cap->oap);
5986 }
5987 if (pos != NULL)
5988 {
5989 setpcmark();
5990 curwin->w_cursor = *pos;
5991 curwin->w_set_curswant = TRUE;
5992#ifdef FEAT_FOLDING
5993 if ((fdo_flags & FDO_BLOCK) && KeyTyped
5994 && cap->oap->op_type == OP_NOP)
5995 foldOpenCursor();
5996#endif
5997 }
5998 }
5999
6000 /*
6001 * "[[", "[]", "]]" and "][": move to start or end of function
6002 */
6003 else if (cap->nchar == '[' || cap->nchar == ']')
6004 {
6005 if (cap->nchar == cap->cmdchar) /* "]]" or "[[" */
6006 flag = '{';
6007 else
6008 flag = '}'; /* "][" or "[]" */
6009
6010 curwin->w_set_curswant = TRUE;
6011 /*
6012 * Imitate strange Vi behaviour: When using "]]" with an operator
6013 * we also stop at '}'.
6014 */
6015 if (!findpar(cap->oap, cap->arg, cap->count1, flag,
6016 (cap->oap->op_type != OP_NOP
6017 && cap->arg == FORWARD && flag == '{')))
6018 clearopbeep(cap->oap);
6019 else
6020 {
6021 if (cap->oap->op_type == OP_NOP)
6022 beginline(BL_WHITE | BL_FIX);
6023#ifdef FEAT_FOLDING
6024 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
6025 foldOpenCursor();
6026#endif
6027 }
6028 }
6029
6030 /*
6031 * "[p", "[P", "]P" and "]p": put with indent adjustment
6032 */
6033 else if (cap->nchar == 'p' || cap->nchar == 'P')
6034 {
6035 if (!checkclearopq(cap->oap))
6036 {
6037 prep_redo_cmd(cap);
6038 do_put(cap->oap->regname,
6039 (cap->cmdchar == ']' && cap->nchar == 'p') ? FORWARD : BACKWARD,
6040 cap->count1, PUT_FIXINDENT);
6041 }
6042 }
6043
6044 /*
6045 * "['", "[`", "]'" and "]`": jump to next mark
6046 */
6047 else if (cap->nchar == '\'' || cap->nchar == '`')
6048 {
6049 pos = &curwin->w_cursor;
6050 for (n = cap->count1; n > 0; --n)
6051 {
6052 prev_pos = *pos;
6053 pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD,
6054 cap->nchar == '\'');
6055 if (pos == NULL)
6056 break;
6057 }
6058 if (pos == NULL)
6059 pos = &prev_pos;
6060 nv_cursormark(cap, cap->nchar == '\'', pos);
6061 }
6062
6063#ifdef FEAT_MOUSE
6064 /*
6065 * [ or ] followed by a middle mouse click: put selected text with
6066 * indent adjustment. Any other button just does as usual.
6067 */
6068 else if (cap->nchar >= K_LEFTMOUSE && cap->nchar <= K_RIGHTRELEASE)
6069 {
6070 (void)do_mouse(cap->oap, cap->nchar,
6071 (cap->cmdchar == ']') ? FORWARD : BACKWARD,
6072 cap->count1, PUT_FIXINDENT);
6073 }
6074#endif /* FEAT_MOUSE */
6075
6076#ifdef FEAT_FOLDING
6077 /*
6078 * "[z" and "]z": move to start or end of open fold.
6079 */
6080 else if (cap->nchar == 'z')
6081 {
6082 if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD,
6083 cap->count1) == FAIL)
6084 clearopbeep(cap->oap);
6085 }
6086#endif
6087
6088#ifdef FEAT_DIFF
6089 /*
6090 * "[c" and "]c": move to next or previous diff-change.
6091 */
6092 else if (cap->nchar == 'c')
6093 {
6094 if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD,
6095 cap->count1) == FAIL)
6096 clearopbeep(cap->oap);
6097 }
6098#endif
6099
Bram Moolenaar402d2fe2005-04-15 21:00:38 +00006100#ifdef FEAT_SYN_HL
6101 /*
6102 * "[s", "[S", "]s" and "]S": move to next spell error.
6103 */
6104 else if (cap->nchar == 's' || cap->nchar == 'S')
6105 {
Bram Moolenaar2cf8b302005-04-20 19:37:22 +00006106 setpcmark();
6107 for (n = 0; n < cap->count1; ++n)
6108 if (spell_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD,
Bram Moolenaar402d2fe2005-04-15 21:00:38 +00006109 cap->nchar == 's' ? TRUE : FALSE) == FAIL)
Bram Moolenaar2cf8b302005-04-20 19:37:22 +00006110 {
6111 clearopbeep(cap->oap);
6112 break;
6113 }
Bram Moolenaar402d2fe2005-04-15 21:00:38 +00006114 }
6115#endif
6116
Bram Moolenaar071d4272004-06-13 20:20:40 +00006117 /* Not a valid cap->nchar. */
6118 else
6119 clearopbeep(cap->oap);
6120}
6121
6122/*
6123 * Handle Normal mode "%" command.
6124 */
6125 static void
6126nv_percent(cap)
6127 cmdarg_T *cap;
6128{
6129 pos_T *pos;
6130#ifdef FEAT_FOLDING
6131 linenr_T lnum = curwin->w_cursor.lnum;
6132#endif
6133
6134 cap->oap->inclusive = TRUE;
6135 if (cap->count0) /* {cnt}% : goto {cnt} percentage in file */
6136 {
6137 if (cap->count0 > 100)
6138 clearopbeep(cap->oap);
6139 else
6140 {
6141 cap->oap->motion_type = MLINE;
6142 setpcmark();
6143 /* Round up, so CTRL-G will give same value. Watch out for a
6144 * large line count, the line number must not go negative! */
6145 if (curbuf->b_ml.ml_line_count > 1000000)
6146 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L)
6147 / 100L * cap->count0;
6148 else
6149 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count *
6150 cap->count0 + 99L) / 100L;
6151 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
6152 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
6153 beginline(BL_SOL | BL_FIX);
6154 }
6155 }
6156 else /* "%" : go to matching paren */
6157 {
6158 cap->oap->motion_type = MCHAR;
6159 cap->oap->use_reg_one = TRUE;
6160 if ((pos = findmatch(cap->oap, NUL)) == NULL)
6161 clearopbeep(cap->oap);
6162 else
6163 {
6164 setpcmark();
6165 curwin->w_cursor = *pos;
6166 curwin->w_set_curswant = TRUE;
6167#ifdef FEAT_VIRTUALEDIT
6168 curwin->w_cursor.coladd = 0;
6169#endif
6170#ifdef FEAT_VISUAL
6171 adjust_for_sel(cap);
6172#endif
6173 }
6174 }
6175#ifdef FEAT_FOLDING
6176 if (cap->oap->op_type == OP_NOP
6177 && lnum != curwin->w_cursor.lnum
6178 && (fdo_flags & FDO_PERCENT)
6179 && KeyTyped)
6180 foldOpenCursor();
6181#endif
6182}
6183
6184/*
6185 * Handle "(" and ")" commands.
6186 * cap->arg is BACKWARD for "(" and FORWARD for ")".
6187 */
6188 static void
6189nv_brace(cap)
6190 cmdarg_T *cap;
6191{
6192 cap->oap->motion_type = MCHAR;
6193 cap->oap->use_reg_one = TRUE;
6194 if (cap->cmdchar == ')')
6195 cap->oap->inclusive = FALSE;
6196 else
6197 cap->oap->inclusive = TRUE;
6198 curwin->w_set_curswant = TRUE;
6199
6200 if (findsent(cap->arg, cap->count1) == FAIL)
6201 clearopbeep(cap->oap);
6202 else
6203 {
6204#ifdef FEAT_VIRTUALEDIT
6205 curwin->w_cursor.coladd = 0;
6206#endif
6207#ifdef FEAT_FOLDING
6208 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
6209 foldOpenCursor();
6210#endif
6211 }
6212}
6213
6214/*
6215 * "m" command: Mark a position.
6216 */
6217 static void
6218nv_mark(cap)
6219 cmdarg_T *cap;
6220{
6221 if (!checkclearop(cap->oap))
6222 {
6223 if (setmark(cap->nchar) == FAIL)
6224 clearopbeep(cap->oap);
6225 }
6226}
6227
6228/*
6229 * "{" and "}" commands.
6230 * cmd->arg is BACKWARD for "{" and FORWARD for "}".
6231 */
6232 static void
6233nv_findpar(cap)
6234 cmdarg_T *cap;
6235{
6236 cap->oap->motion_type = MCHAR;
6237 cap->oap->inclusive = FALSE;
6238 cap->oap->use_reg_one = TRUE;
6239 curwin->w_set_curswant = TRUE;
6240 if (!findpar(cap->oap, cap->arg, cap->count1, NUL, FALSE))
6241 clearopbeep(cap->oap);
6242 else
6243 {
6244#ifdef FEAT_VIRTUALEDIT
6245 curwin->w_cursor.coladd = 0;
6246#endif
6247#ifdef FEAT_FOLDING
6248 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
6249 foldOpenCursor();
6250#endif
6251 }
6252}
6253
6254/*
6255 * "u" command: Undo or make lower case.
6256 */
6257 static void
6258nv_undo(cap)
6259 cmdarg_T *cap;
6260{
6261 if (cap->oap->op_type == OP_LOWER
6262#ifdef FEAT_VISUAL
6263 || VIsual_active
6264#endif
6265 )
6266 {
6267 /* translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" */
6268 cap->cmdchar = 'g';
6269 cap->nchar = 'u';
6270 nv_operator(cap);
6271 }
6272 else
6273 nv_kundo(cap);
6274}
6275
6276/*
6277 * <Undo> command.
6278 */
6279 static void
6280nv_kundo(cap)
6281 cmdarg_T *cap;
6282{
6283 if (!checkclearopq(cap->oap))
6284 {
6285 u_undo((int)cap->count1);
6286 curwin->w_set_curswant = TRUE;
6287 }
6288}
6289
6290/*
6291 * Handle the "r" command.
6292 */
6293 static void
6294nv_replace(cap)
6295 cmdarg_T *cap;
6296{
6297 char_u *ptr;
6298 int had_ctrl_v;
6299 long n;
6300
6301 if (checkclearop(cap->oap))
6302 return;
6303
6304 /* get another character */
6305 if (cap->nchar == Ctrl_V)
6306 {
6307 had_ctrl_v = Ctrl_V;
6308 cap->nchar = get_literal();
6309 /* Don't redo a multibyte character with CTRL-V. */
6310 if (cap->nchar > DEL)
6311 had_ctrl_v = NUL;
6312 }
6313 else
6314 had_ctrl_v = NUL;
6315
6316#ifdef FEAT_VISUAL
6317 /* Visual mode "r" */
6318 if (VIsual_active)
6319 {
6320 nv_operator(cap);
6321 return;
6322 }
6323#endif
6324
6325#ifdef FEAT_VIRTUALEDIT
6326 /* Break tabs, etc. */
6327 if (virtual_active())
6328 {
6329 if (u_save_cursor() == FAIL)
6330 return;
6331 if (gchar_cursor() == NUL)
6332 {
6333 /* Add extra space and put the cursor on the first one. */
6334 coladvance_force((colnr_T)(getviscol() + cap->count1));
6335 curwin->w_cursor.col -= cap->count1;
6336 }
6337 else if (gchar_cursor() == TAB)
6338 coladvance_force(getviscol());
6339 }
6340#endif
6341
6342 /*
6343 * Check for a special key or not enough characters to replace.
6344 */
6345 ptr = ml_get_cursor();
6346 if (IS_SPECIAL(cap->nchar) || STRLEN(ptr) < (unsigned)cap->count1
6347#ifdef FEAT_MBYTE
6348 || (has_mbyte && mb_charlen(ptr) < cap->count1)
6349#endif
6350 )
6351 {
6352 clearopbeep(cap->oap);
6353 return;
6354 }
6355
6356 /*
6357 * Replacing with a TAB is done by edit() when it is complicated because
6358 * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB.
6359 * Other characters are done below to avoid problems with things like
6360 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC).
6361 */
6362 if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta))
6363 {
6364 stuffnumReadbuff(cap->count1);
6365 stuffcharReadbuff('R');
6366 stuffcharReadbuff('\t');
6367 stuffcharReadbuff(ESC);
6368 return;
6369 }
6370
6371 /* save line for undo */
6372 if (u_save_cursor() == FAIL)
6373 return;
6374
6375 if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n'))
6376 {
6377 /*
6378 * Replace character(s) by a single newline.
6379 * Strange vi behaviour: Only one newline is inserted.
6380 * Delete the characters here.
6381 * Insert the newline with an insert command, takes care of
6382 * autoindent. The insert command depends on being on the last
6383 * character of a line or not.
6384 */
6385#ifdef FEAT_MBYTE
6386 (void)del_chars(cap->count1, FALSE); /* delete the characters */
6387#else
6388 (void)del_bytes(cap->count1, FALSE); /* delete the characters */
6389#endif
6390 stuffcharReadbuff('\r');
6391 stuffcharReadbuff(ESC);
6392
6393 /* Give 'r' to edit(), to get the redo command right. */
6394 invoke_edit(cap, TRUE, 'r', FALSE);
6395 }
6396 else
6397 {
6398 prep_redo(cap->oap->regname, cap->count1,
6399 NUL, 'r', NUL, had_ctrl_v, cap->nchar);
6400
6401 curbuf->b_op_start = curwin->w_cursor;
6402#ifdef FEAT_MBYTE
6403 if (has_mbyte)
6404 {
6405 int old_State = State;
6406
6407 if (cap->ncharC1 != 0)
6408 AppendCharToRedobuff(cap->ncharC1);
6409 if (cap->ncharC2 != 0)
6410 AppendCharToRedobuff(cap->ncharC2);
6411
6412 /* This is slow, but it handles replacing a single-byte with a
6413 * multi-byte and the other way around. Also handles adding
6414 * composing characters for utf-8. */
6415 for (n = cap->count1; n > 0; --n)
6416 {
6417 State = REPLACE;
6418 ins_char(cap->nchar);
6419 State = old_State;
6420 if (cap->ncharC1 != 0)
6421 ins_char(cap->ncharC1);
6422 if (cap->ncharC2 != 0)
6423 ins_char(cap->ncharC2);
6424 }
6425 }
6426 else
6427#endif
6428 {
6429 /*
6430 * Replace the characters within one line.
6431 */
6432 for (n = cap->count1; n > 0; --n)
6433 {
6434 /*
6435 * Get ptr again, because u_save and/or showmatch() will have
6436 * released the line. At the same time we let know that the
6437 * line will be changed.
6438 */
6439 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE);
6440 ptr[curwin->w_cursor.col] = cap->nchar;
6441 if (p_sm && msg_silent == 0)
6442 showmatch(cap->nchar);
6443 ++curwin->w_cursor.col;
6444 }
6445#ifdef FEAT_NETBEANS_INTG
6446 if (usingNetbeans)
6447 {
6448 colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1);
6449
Bram Moolenaar009b2592004-10-24 19:18:58 +00006450 netbeans_removed(curbuf, curwin->w_cursor.lnum, start,
6451 (long)cap->count1);
Bram Moolenaar071d4272004-06-13 20:20:40 +00006452 netbeans_inserted(curbuf, curwin->w_cursor.lnum, start,
Bram Moolenaar009b2592004-10-24 19:18:58 +00006453 &ptr[start], (int)cap->count1);
Bram Moolenaar071d4272004-06-13 20:20:40 +00006454 }
6455#endif
6456
6457 /* mark the buffer as changed and prepare for displaying */
6458 changed_bytes(curwin->w_cursor.lnum,
6459 (colnr_T)(curwin->w_cursor.col - cap->count1));
6460 }
6461 --curwin->w_cursor.col; /* cursor on the last replaced char */
6462#ifdef FEAT_MBYTE
6463 /* if the character on the left of the current cursor is a multi-byte
6464 * character, move two characters left */
6465 if (has_mbyte)
6466 mb_adjust_cursor();
6467#endif
6468 curbuf->b_op_end = curwin->w_cursor;
6469 curwin->w_set_curswant = TRUE;
6470 set_last_insert(cap->nchar);
6471 }
6472}
6473
6474#ifdef FEAT_VISUAL
6475/*
6476 * 'o': Exchange start and end of Visual area.
6477 * 'O': same, but in block mode exchange left and right corners.
6478 */
6479 static void
6480v_swap_corners(cmdchar)
6481 int cmdchar;
6482{
6483 pos_T old_cursor;
6484 colnr_T left, right;
6485
6486 if (cmdchar == 'O' && VIsual_mode == Ctrl_V)
6487 {
6488 old_cursor = curwin->w_cursor;
6489 getvcols(curwin, &old_cursor, &VIsual, &left, &right);
6490 curwin->w_cursor.lnum = VIsual.lnum;
6491 coladvance(left);
6492 VIsual = curwin->w_cursor;
6493
6494 curwin->w_cursor.lnum = old_cursor.lnum;
6495 curwin->w_curswant = right;
6496 /* 'selection "exclusive" and cursor at right-bottom corner: move it
6497 * right one column */
6498 if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e')
6499 ++curwin->w_curswant;
6500 coladvance(curwin->w_curswant);
6501 if (curwin->w_cursor.col == old_cursor.col
6502#ifdef FEAT_VIRTUALEDIT
6503 && (!virtual_active()
6504 || curwin->w_cursor.coladd == old_cursor.coladd)
6505#endif
6506 )
6507 {
6508 curwin->w_cursor.lnum = VIsual.lnum;
6509 if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e')
6510 ++right;
6511 coladvance(right);
6512 VIsual = curwin->w_cursor;
6513
6514 curwin->w_cursor.lnum = old_cursor.lnum;
6515 coladvance(left);
6516 curwin->w_curswant = left;
6517 }
6518 }
6519 else
6520 {
6521 old_cursor = curwin->w_cursor;
6522 curwin->w_cursor = VIsual;
6523 VIsual = old_cursor;
6524 curwin->w_set_curswant = TRUE;
6525 }
6526}
6527#endif /* FEAT_VISUAL */
6528
6529/*
6530 * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE).
6531 */
6532 static void
6533nv_Replace(cap)
6534 cmdarg_T *cap;
6535{
6536#ifdef FEAT_VISUAL
6537 if (VIsual_active) /* "R" is replace lines */
6538 {
6539 cap->cmdchar = 'c';
6540 cap->nchar = NUL;
6541 VIsual_mode = 'V';
6542 nv_operator(cap);
6543 }
6544 else
6545#endif
6546 if (!checkclearopq(cap->oap))
6547 {
6548 if (!curbuf->b_p_ma)
6549 EMSG(_(e_modifiable));
6550 else
6551 {
6552#ifdef FEAT_VIRTUALEDIT
6553 if (virtual_active())
6554 coladvance(getviscol());
6555#endif
6556 invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE);
6557 }
6558 }
6559}
6560
6561#ifdef FEAT_VREPLACE
6562/*
6563 * "gr".
6564 */
6565 static void
6566nv_vreplace(cap)
6567 cmdarg_T *cap;
6568{
6569# ifdef FEAT_VISUAL
6570 if (VIsual_active)
6571 {
6572 cap->cmdchar = 'r';
6573 cap->nchar = cap->extra_char;
6574 nv_replace(cap); /* Do same as "r" in Visual mode for now */
6575 }
6576 else
6577# endif
6578 if (!checkclearopq(cap->oap))
6579 {
6580 if (!curbuf->b_p_ma)
6581 EMSG(_(e_modifiable));
6582 else
6583 {
6584 if (cap->extra_char == Ctrl_V) /* get another character */
6585 cap->extra_char = get_literal();
6586 stuffcharReadbuff(cap->extra_char);
6587 stuffcharReadbuff(ESC);
6588# ifdef FEAT_VIRTUALEDIT
6589 if (virtual_active())
6590 coladvance(getviscol());
6591# endif
6592 invoke_edit(cap, TRUE, 'v', FALSE);
6593 }
6594 }
6595}
6596#endif
6597
6598/*
6599 * Swap case for "~" command, when it does not work like an operator.
6600 */
6601 static void
6602n_swapchar(cap)
6603 cmdarg_T *cap;
6604{
6605 long n;
6606 pos_T startpos;
6607 int did_change = 0;
6608#ifdef FEAT_NETBEANS_INTG
6609 pos_T pos;
6610 char_u *ptr;
6611 int count;
6612#endif
6613
6614 if (checkclearopq(cap->oap))
6615 return;
6616
6617 if (lineempty(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL)
6618 {
6619 clearopbeep(cap->oap);
6620 return;
6621 }
6622
6623 prep_redo_cmd(cap);
6624
6625 if (u_save_cursor() == FAIL)
6626 return;
6627
6628 startpos = curwin->w_cursor;
6629#ifdef FEAT_NETBEANS_INTG
6630 pos = startpos;
6631#endif
6632 for (n = cap->count1; n > 0; --n)
6633 {
6634 did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor);
6635 inc_cursor();
6636 if (gchar_cursor() == NUL)
6637 {
6638 if (vim_strchr(p_ww, '~') != NULL
6639 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
6640 {
6641#ifdef FEAT_NETBEANS_INTG
6642 if (usingNetbeans)
6643 {
6644 if (did_change)
6645 {
6646 ptr = ml_get(pos.lnum);
6647 count = STRLEN(ptr) - pos.col;
Bram Moolenaar009b2592004-10-24 19:18:58 +00006648 netbeans_removed(curbuf, pos.lnum, pos.col,
6649 (long)count);
Bram Moolenaar071d4272004-06-13 20:20:40 +00006650 netbeans_inserted(curbuf, pos.lnum, pos.col,
Bram Moolenaar009b2592004-10-24 19:18:58 +00006651 &ptr[pos.col], count);
Bram Moolenaar071d4272004-06-13 20:20:40 +00006652 }
6653 pos.col = 0;
6654 pos.lnum++;
6655 }
6656#endif
6657 ++curwin->w_cursor.lnum;
6658 curwin->w_cursor.col = 0;
6659 if (n > 1)
6660 {
6661 if (u_savesub(curwin->w_cursor.lnum) == FAIL)
6662 break;
6663 u_clearline();
6664 }
6665 }
6666 else
6667 break;
6668 }
6669 }
6670#ifdef FEAT_NETBEANS_INTG
6671 if (did_change && usingNetbeans)
6672 {
6673 ptr = ml_get(pos.lnum);
6674 count = curwin->w_cursor.col - pos.col;
Bram Moolenaar009b2592004-10-24 19:18:58 +00006675 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count);
6676 netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count);
Bram Moolenaar071d4272004-06-13 20:20:40 +00006677 }
6678#endif
6679
6680
6681 check_cursor();
6682 curwin->w_set_curswant = TRUE;
6683 if (did_change)
6684 {
6685 changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1,
6686 0L);
6687 curbuf->b_op_start = startpos;
6688 curbuf->b_op_end = curwin->w_cursor;
6689 if (curbuf->b_op_end.col > 0)
6690 --curbuf->b_op_end.col;
6691 }
6692}
6693
6694/*
6695 * Move cursor to mark.
6696 */
6697 static void
6698nv_cursormark(cap, flag, pos)
6699 cmdarg_T *cap;
6700 int flag;
6701 pos_T *pos;
6702{
6703 if (check_mark(pos) == FAIL)
6704 clearop(cap->oap);
6705 else
6706 {
6707 if (cap->cmdchar == '\''
6708 || cap->cmdchar == '`'
6709 || cap->cmdchar == '['
6710 || cap->cmdchar == ']')
6711 setpcmark();
6712 curwin->w_cursor = *pos;
6713 if (flag)
6714 beginline(BL_WHITE | BL_FIX);
6715 else
6716 check_cursor();
6717 }
6718 cap->oap->motion_type = flag ? MLINE : MCHAR;
6719 if (cap->cmdchar == '`')
6720 cap->oap->use_reg_one = TRUE;
6721 cap->oap->inclusive = FALSE; /* ignored if not MCHAR */
6722 curwin->w_set_curswant = TRUE;
6723}
6724
6725#ifdef FEAT_VISUAL
6726/*
6727 * Handle commands that are operators in Visual mode.
6728 */
6729 static void
6730v_visop(cap)
6731 cmdarg_T *cap;
6732{
6733 static char_u trans[] = "YyDdCcxdXdAAIIrr";
6734
6735 /* Uppercase means linewise, except in block mode, then "D" deletes till
6736 * the end of the line, and "C" replaces til EOL */
6737 if (isupper(cap->cmdchar))
6738 {
6739 if (VIsual_mode != Ctrl_V)
6740 VIsual_mode = 'V';
6741 else if (cap->cmdchar == 'C' || cap->cmdchar == 'D')
6742 curwin->w_curswant = MAXCOL;
6743 }
6744 cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1);
6745 nv_operator(cap);
6746}
6747#endif
6748
6749/*
6750 * "s" and "S" commands.
6751 */
6752 static void
6753nv_subst(cap)
6754 cmdarg_T *cap;
6755{
6756#ifdef FEAT_VISUAL
6757 if (VIsual_active) /* "vs" and "vS" are the same as "vc" */
6758 {
6759 if (cap->cmdchar == 'S')
6760 VIsual_mode = 'V';
6761 cap->cmdchar = 'c';
6762 nv_operator(cap);
6763 }
6764 else
6765#endif
6766 nv_optrans(cap);
6767}
6768
6769/*
6770 * Abbreviated commands.
6771 */
6772 static void
6773nv_abbrev(cap)
6774 cmdarg_T *cap;
6775{
6776 if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL)
6777 cap->cmdchar = 'x'; /* DEL key behaves like 'x' */
6778
6779#ifdef FEAT_VISUAL
6780 /* in Visual mode these commands are operators */
6781 if (VIsual_active)
6782 v_visop(cap);
6783 else
6784#endif
6785 nv_optrans(cap);
6786}
6787
6788/*
6789 * Translate a command into another command.
6790 */
6791 static void
6792nv_optrans(cap)
6793 cmdarg_T *cap;
6794{
6795 static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh",
6796 (char_u *)"d$", (char_u *)"c$",
6797 (char_u *)"cl", (char_u *)"cc",
6798 (char_u *)"yy", (char_u *)":s\r"};
6799 static char_u *str = (char_u *)"xXDCsSY&";
6800
6801 if (!checkclearopq(cap->oap))
6802 {
Bram Moolenaar4399ef42005-02-12 14:29:27 +00006803 /* In Vi "2D" doesn't delete the next line. Can't translate it
6804 * either, because "2." should also not use the count. */
6805 if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL)
6806 {
6807 cap->oap->start = curwin->w_cursor;
6808 cap->oap->op_type = OP_DELETE;
6809 cap->count1 = 1;
6810 nv_dollar(cap);
6811 finish_op = TRUE;
6812 ResetRedobuff();
6813 AppendCharToRedobuff('D');
6814 }
6815 else
6816 {
6817 if (cap->count0)
6818 stuffnumReadbuff(cap->count0);
6819 stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]);
6820 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00006821 }
6822 cap->opcount = 0;
6823}
6824
6825/*
6826 * "'" and "`" commands. Also for "g'" and "g`".
6827 * cap->arg is TRUE for "'" and "g'".
6828 */
6829 static void
6830nv_gomark(cap)
6831 cmdarg_T *cap;
6832{
6833 pos_T *pos;
6834 int c;
6835#ifdef FEAT_FOLDING
6836 linenr_T lnum = curwin->w_cursor.lnum;
6837 int old_KeyTyped = KeyTyped; /* getting file may reset it */
6838#endif
6839
6840 if (cap->cmdchar == 'g')
6841 c = cap->extra_char;
6842 else
6843 c = cap->nchar;
6844 pos = getmark(c, (cap->oap->op_type == OP_NOP));
6845 if (pos == (pos_T *)-1) /* jumped to other file */
6846 {
6847 if (cap->arg)
6848 {
6849 check_cursor_lnum();
6850 beginline(BL_WHITE | BL_FIX);
6851 }
6852 else
6853 check_cursor();
6854 }
6855 else
6856 nv_cursormark(cap, cap->arg, pos);
6857
6858#ifdef FEAT_VIRTUALEDIT
6859 /* May need to clear the coladd that a mark includes. */
6860 if (!virtual_active())
6861 curwin->w_cursor.coladd = 0;
6862#endif
6863#ifdef FEAT_FOLDING
6864 if (cap->oap->op_type == OP_NOP
6865 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum)
6866 && (fdo_flags & FDO_MARK)
6867 && old_KeyTyped)
6868 foldOpenCursor();
6869#endif
6870}
6871
6872/*
6873 * Handle CTRL-O, CTRL-I, "g;" and "g," commands.
6874 */
6875 static void
6876nv_pcmark(cap)
6877 cmdarg_T *cap;
6878{
6879#ifdef FEAT_JUMPLIST
6880 pos_T *pos;
6881# ifdef FEAT_FOLDING
6882 linenr_T lnum = curwin->w_cursor.lnum;
6883 int old_KeyTyped = KeyTyped; /* getting file may reset it */
6884# endif
6885
6886 if (!checkclearopq(cap->oap))
6887 {
6888 if (cap->cmdchar == 'g')
6889 pos = movechangelist((int)cap->count1);
6890 else
6891 pos = movemark((int)cap->count1);
6892 if (pos == (pos_T *)-1) /* jump to other file */
6893 {
6894 curwin->w_set_curswant = TRUE;
6895 check_cursor();
6896 }
6897 else if (pos != NULL) /* can jump */
6898 nv_cursormark(cap, FALSE, pos);
6899 else if (cap->cmdchar == 'g')
6900 {
6901 if (curbuf->b_changelistlen == 0)
6902 EMSG(_("E664: changelist is empty"));
6903 else if (cap->count1 < 0)
6904 EMSG(_("E662: At start of changelist"));
6905 else
6906 EMSG(_("E663: At end of changelist"));
6907 }
6908 else
6909 clearopbeep(cap->oap);
6910# ifdef FEAT_FOLDING
6911 if (cap->oap->op_type == OP_NOP
6912 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum)
6913 && (fdo_flags & FDO_MARK)
6914 && old_KeyTyped)
6915 foldOpenCursor();
6916# endif
6917 }
6918#else
6919 clearopbeep(cap->oap);
6920#endif
6921}
6922
6923/*
6924 * Handle '"' command.
6925 */
6926 static void
6927nv_regname(cap)
6928 cmdarg_T *cap;
6929{
6930 if (checkclearop(cap->oap))
6931 return;
6932#ifdef FEAT_EVAL
6933 if (cap->nchar == '=')
6934 cap->nchar = get_expr_register();
6935#endif
6936 if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE))
6937 {
6938 cap->oap->regname = cap->nchar;
6939 cap->opcount = cap->count0; /* remember count before '"' */
6940#ifdef FEAT_EVAL
6941 set_reg_var(cap->oap->regname);
6942#endif
6943 }
6944 else
6945 clearopbeep(cap->oap);
6946}
6947
6948#ifdef FEAT_VISUAL
6949/*
6950 * Handle "v", "V" and "CTRL-V" commands.
6951 * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg
6952 * is TRUE.
Bram Moolenaardf177f62005-02-22 08:39:57 +00006953 * Handle CTRL-Q just like CTRL-V.
Bram Moolenaar071d4272004-06-13 20:20:40 +00006954 */
6955 static void
6956nv_visual(cap)
6957 cmdarg_T *cap;
6958{
Bram Moolenaardf177f62005-02-22 08:39:57 +00006959 if (cap->cmdchar == Ctrl_Q)
6960 cap->cmdchar = Ctrl_V;
6961
Bram Moolenaar071d4272004-06-13 20:20:40 +00006962 /* 'v', 'V' and CTRL-V can be used while an operator is pending to make it
6963 * characterwise, linewise, or blockwise. */
6964 if (cap->oap->op_type != OP_NOP)
6965 {
6966 cap->oap->motion_force = cap->cmdchar;
6967 finish_op = FALSE; /* operator doesn't finish now but later */
6968 return;
6969 }
6970
6971 VIsual_select = cap->arg;
6972 if (VIsual_active) /* change Visual mode */
6973 {
6974 if (VIsual_mode == cap->cmdchar) /* stop visual mode */
6975 end_visual_mode();
6976 else /* toggle char/block mode */
6977 { /* or char/line mode */
6978 VIsual_mode = cap->cmdchar;
6979 showmode();
6980 }
6981 redraw_curbuf_later(INVERTED); /* update the inversion */
6982 }
6983 else /* start Visual mode */
6984 {
6985 check_visual_highlight();
6986 if (cap->count0) /* use previously selected part */
6987 {
6988 if (resel_VIsual_mode == NUL) /* there is none */
6989 {
6990 beep_flush();
6991 return;
6992 }
6993 VIsual = curwin->w_cursor;
6994
6995 VIsual_active = TRUE;
6996 VIsual_reselect = TRUE;
6997 if (!cap->arg)
6998 /* start Select mode when 'selectmode' contains "cmd" */
6999 may_start_select('c');
7000#ifdef FEAT_MOUSE
7001 setmouse();
7002#endif
7003 if (p_smd)
7004 redraw_cmdline = TRUE; /* show visual mode later */
7005 /*
7006 * For V and ^V, we multiply the number of lines even if there
7007 * was only one -- webb
7008 */
7009 if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1)
7010 {
7011 curwin->w_cursor.lnum +=
7012 resel_VIsual_line_count * cap->count0 - 1;
7013 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
7014 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
7015 }
7016 VIsual_mode = resel_VIsual_mode;
7017 if (VIsual_mode == 'v')
7018 {
7019 if (resel_VIsual_line_count <= 1)
7020 curwin->w_cursor.col += resel_VIsual_col * cap->count0 - 1;
7021 else
7022 curwin->w_cursor.col = resel_VIsual_col;
7023 check_cursor_col();
7024 }
7025 if (resel_VIsual_col == MAXCOL)
7026 {
7027 curwin->w_curswant = MAXCOL;
7028 coladvance((colnr_T)MAXCOL);
7029 }
7030 else if (VIsual_mode == Ctrl_V)
7031 {
7032 validate_virtcol();
7033 curwin->w_curswant = curwin->w_virtcol
7034 + resel_VIsual_col * cap->count0 - 1;
7035 coladvance(curwin->w_curswant);
7036 }
7037 else
7038 curwin->w_set_curswant = TRUE;
7039 redraw_curbuf_later(INVERTED); /* show the inversion */
7040 }
7041 else
7042 {
7043 if (!cap->arg)
7044 /* start Select mode when 'selectmode' contains "cmd" */
7045 may_start_select('c');
7046 n_start_visual_mode(cap->cmdchar);
7047 }
7048 }
7049}
7050
7051/*
7052 * Start selection for Shift-movement keys.
7053 */
7054 void
7055start_selection()
7056{
7057 /* if 'selectmode' contains "key", start Select mode */
7058 may_start_select('k');
7059 n_start_visual_mode('v');
7060}
7061
7062/*
7063 * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu.
7064 */
7065 void
7066may_start_select(c)
7067 int c;
7068{
7069 VIsual_select = (stuff_empty() && typebuf_typed()
7070 && (vim_strchr(p_slm, c) != NULL));
7071}
7072
7073/*
7074 * Start Visual mode "c".
7075 * Should set VIsual_select before calling this.
7076 */
7077 static void
7078n_start_visual_mode(c)
7079 int c;
7080{
7081 VIsual_mode = c;
7082 VIsual_active = TRUE;
7083 VIsual_reselect = TRUE;
7084#ifdef FEAT_VIRTUALEDIT
7085 /* Corner case: the 0 position in a tab may change when going into
7086 * virtualedit. Recalculate curwin->w_cursor to avoid bad hilighting.
7087 */
7088 if (c == Ctrl_V && (ve_flags & VE_BLOCK) && gchar_cursor() == TAB)
7089 coladvance(curwin->w_virtcol);
7090#endif
7091 VIsual = curwin->w_cursor;
7092
7093#ifdef FEAT_FOLDING
7094 foldAdjustVisual();
7095#endif
7096
7097#ifdef FEAT_MOUSE
7098 setmouse();
7099#endif
7100 if (p_smd)
7101 redraw_cmdline = TRUE; /* show visual mode later */
7102#ifdef FEAT_CLIPBOARD
7103 /* Make sure the clipboard gets updated. Needed because start and
7104 * end may still be the same, and the selection needs to be owned */
7105 clip_star.vmode = NUL;
7106#endif
7107
7108 /* Only need to redraw this line, unless still need to redraw an old
7109 * Visual area (when 'lazyredraw' is set). */
7110 if (curwin->w_redr_type < INVERTED)
7111 {
7112 curwin->w_old_cursor_lnum = curwin->w_cursor.lnum;
7113 curwin->w_old_visual_lnum = curwin->w_cursor.lnum;
7114 }
7115}
7116
7117#endif /* FEAT_VISUAL */
7118
7119/*
7120 * CTRL-W: Window commands
7121 */
7122 static void
7123nv_window(cap)
7124 cmdarg_T *cap;
7125{
7126#ifdef FEAT_WINDOWS
7127 if (!checkclearop(cap->oap))
7128 do_window(cap->nchar, cap->count0, NUL); /* everything is in window.c */
7129#else
7130 (void)checkclearop(cap->oap);
7131#endif
7132}
7133
7134/*
7135 * CTRL-Z: Suspend
7136 */
7137 static void
7138nv_suspend(cap)
7139 cmdarg_T *cap;
7140{
7141 clearop(cap->oap);
7142#ifdef FEAT_VISUAL
7143 if (VIsual_active)
7144 end_visual_mode(); /* stop Visual mode */
7145#endif
7146 do_cmdline_cmd((char_u *)"st");
7147}
7148
7149/*
7150 * Commands starting with "g".
7151 */
7152 static void
7153nv_g_cmd(cap)
7154 cmdarg_T *cap;
7155{
7156 oparg_T *oap = cap->oap;
7157#ifdef FEAT_VISUAL
7158 pos_T tpos;
7159#endif
7160 int i;
7161 int flag = FALSE;
7162
7163 switch (cap->nchar)
7164 {
7165#ifdef MEM_PROFILE
7166 /*
7167 * "g^A": dump log of used memory.
7168 */
7169 case Ctrl_A:
7170 vim_mem_profile_dump();
7171 break;
7172#endif
7173
7174#ifdef FEAT_VREPLACE
7175 /*
7176 * "gR": Enter virtual replace mode.
7177 */
7178 case 'R':
7179 cap->arg = TRUE;
7180 nv_Replace(cap);
7181 break;
7182
7183 case 'r':
7184 nv_vreplace(cap);
7185 break;
7186#endif
7187
7188 case '&':
7189 do_cmdline_cmd((char_u *)"%s//~/&");
7190 break;
7191
7192#ifdef FEAT_VISUAL
7193 /*
7194 * "gv": Reselect the previous Visual area. If Visual already active,
7195 * exchange previous and current Visual area.
7196 */
7197 case 'v':
7198 if (checkclearop(oap))
7199 break;
7200
7201 if ( curbuf->b_visual_start.lnum == 0
7202 || curbuf->b_visual_start.lnum > curbuf->b_ml.ml_line_count
7203 || curbuf->b_visual_end.lnum == 0)
7204 beep_flush();
7205 else
7206 {
7207 /* set w_cursor to the start of the Visual area, tpos to the end */
7208 if (VIsual_active)
7209 {
7210 i = VIsual_mode;
7211 VIsual_mode = curbuf->b_visual_mode;
7212 curbuf->b_visual_mode = i;
7213# ifdef FEAT_EVAL
7214 curbuf->b_visual_mode_eval = i;
7215# endif
7216 i = curwin->w_curswant;
7217 curwin->w_curswant = curbuf->b_visual_curswant;
7218 curbuf->b_visual_curswant = i;
7219
7220 tpos = curbuf->b_visual_end;
7221 curbuf->b_visual_end = curwin->w_cursor;
7222 curwin->w_cursor = curbuf->b_visual_start;
7223 curbuf->b_visual_start = VIsual;
7224 }
7225 else
7226 {
7227 VIsual_mode = curbuf->b_visual_mode;
7228 curwin->w_curswant = curbuf->b_visual_curswant;
7229 tpos = curbuf->b_visual_end;
7230 curwin->w_cursor = curbuf->b_visual_start;
7231 }
7232
7233 VIsual_active = TRUE;
7234 VIsual_reselect = TRUE;
7235
7236 /* Set Visual to the start and w_cursor to the end of the Visual
7237 * area. Make sure they are on an existing character. */
7238 check_cursor();
7239 VIsual = curwin->w_cursor;
7240 curwin->w_cursor = tpos;
7241 check_cursor();
7242 update_topline();
7243 /*
7244 * When called from normal "g" command: start Select mode when
7245 * 'selectmode' contains "cmd". When called for K_SELECT, always
7246 * start Select mode.
7247 */
7248 if (cap->arg)
7249 VIsual_select = TRUE;
7250 else
7251 may_start_select('c');
7252#ifdef FEAT_MOUSE
7253 setmouse();
7254#endif
7255#ifdef FEAT_CLIPBOARD
7256 /* Make sure the clipboard gets updated. Needed because start and
7257 * end are still the same, and the selection needs to be owned */
7258 clip_star.vmode = NUL;
7259#endif
7260 redraw_curbuf_later(INVERTED);
7261 showmode();
7262 }
7263 break;
7264 /*
7265 * "gV": Don't reselect the previous Visual area after a Select mode
7266 * mapping of menu.
7267 */
7268 case 'V':
7269 VIsual_reselect = FALSE;
7270 break;
7271
7272 /*
7273 * "gh": start Select mode.
7274 * "gH": start Select line mode.
7275 * "g^H": start Select block mode.
7276 */
7277 case K_BS:
7278 cap->nchar = Ctrl_H;
7279 /* FALLTHROUGH */
7280 case 'h':
7281 case 'H':
7282 case Ctrl_H:
7283# ifdef EBCDIC
7284 /* EBCDIC: 'v'-'h' != '^v'-'^h' */
7285 if (cap->nchar == Ctrl_H)
7286 cap->cmdchar = Ctrl_V;
7287 else
7288# endif
7289 cap->cmdchar = cap->nchar + ('v' - 'h');
7290 cap->arg = TRUE;
7291 nv_visual(cap);
7292 break;
7293#endif /* FEAT_VISUAL */
7294
7295 /*
7296 * "gj" and "gk" two new funny movement keys -- up and down
7297 * movement based on *screen* line rather than *file* line.
7298 */
7299 case 'j':
7300 case K_DOWN:
7301 /* with 'nowrap' it works just like the normal "j" command; also when
7302 * in a closed fold */
7303 if (!curwin->w_p_wrap
7304#ifdef FEAT_FOLDING
7305 || hasFolding(curwin->w_cursor.lnum, NULL, NULL)
7306#endif
7307 )
7308 {
7309 oap->motion_type = MLINE;
7310 i = cursor_down(cap->count1, oap->op_type == OP_NOP);
7311 }
7312 else
7313 i = nv_screengo(oap, FORWARD, cap->count1);
7314 if (i == FAIL)
7315 clearopbeep(oap);
7316 break;
7317
7318 case 'k':
7319 case K_UP:
7320 /* with 'nowrap' it works just like the normal "k" command; also when
7321 * in a closed fold */
7322 if (!curwin->w_p_wrap
7323#ifdef FEAT_FOLDING
7324 || hasFolding(curwin->w_cursor.lnum, NULL, NULL)
7325#endif
7326 )
7327 {
7328 oap->motion_type = MLINE;
7329 i = cursor_up(cap->count1, oap->op_type == OP_NOP);
7330 }
7331 else
7332 i = nv_screengo(oap, BACKWARD, cap->count1);
7333 if (i == FAIL)
7334 clearopbeep(oap);
7335 break;
7336
7337 /*
7338 * "gJ": join two lines without inserting a space.
7339 */
7340 case 'J':
7341 nv_join(cap);
7342 break;
7343
7344 /*
7345 * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines.
7346 * "gm": middle of "g0" and "g$".
7347 */
7348 case '^':
7349 flag = TRUE;
7350 /* FALLTHROUGH */
7351
7352 case '0':
7353 case 'm':
7354 case K_HOME:
7355 case K_KHOME:
Bram Moolenaar071d4272004-06-13 20:20:40 +00007356 oap->motion_type = MCHAR;
7357 oap->inclusive = FALSE;
7358 if (curwin->w_p_wrap
7359#ifdef FEAT_VERTSPLIT
7360 && curwin->w_width != 0
7361#endif
7362 )
7363 {
7364 int width1 = W_WIDTH(curwin) - curwin_col_off();
7365 int width2 = width1 + curwin_col_off2();
7366
7367 validate_virtcol();
7368 i = 0;
7369 if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0)
7370 i = (curwin->w_virtcol - width1) / width2 * width2 + width1;
7371 }
7372 else
7373 i = curwin->w_leftcol;
7374 /* Go to the middle of the screen line. When 'number' is on and lines
7375 * are wrapping the middle can be more to the left.*/
7376 if (cap->nchar == 'm')
7377 i += (W_WIDTH(curwin) - curwin_col_off()
7378 + ((curwin->w_p_wrap && i > 0)
7379 ? curwin_col_off2() : 0)) / 2;
7380 coladvance((colnr_T)i);
7381 if (flag)
7382 {
7383 do
7384 i = gchar_cursor();
7385 while (vim_iswhite(i) && oneright() == OK);
7386 }
7387 curwin->w_set_curswant = TRUE;
7388 break;
7389
7390 case '_':
7391 /* "g_": to the last non-blank character in the line or <count> lines
7392 * downward. */
7393 cap->oap->motion_type = MCHAR;
7394 cap->oap->inclusive = TRUE;
7395 curwin->w_curswant = MAXCOL;
7396 if (cursor_down((long)(cap->count1 - 1),
7397 cap->oap->op_type == OP_NOP) == FAIL)
7398 clearopbeep(cap->oap);
7399 else
7400 {
7401 char_u *ptr = ml_get_curline();
7402
7403 /* In Visual mode we may end up after the line. */
7404 if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL)
7405 --curwin->w_cursor.col;
7406
7407 /* Decrease the cursor column until it's on a non-blank. */
7408 while (curwin->w_cursor.col > 0
7409 && vim_iswhite(ptr[curwin->w_cursor.col]))
7410 --curwin->w_cursor.col;
7411 curwin->w_set_curswant = TRUE;
7412 }
7413 break;
7414
7415 case '$':
7416 case K_END:
7417 case K_KEND:
Bram Moolenaar071d4272004-06-13 20:20:40 +00007418 {
7419 int col_off = curwin_col_off();
7420
7421 oap->motion_type = MCHAR;
7422 oap->inclusive = TRUE;
7423 if (curwin->w_p_wrap
7424#ifdef FEAT_VERTSPLIT
7425 && curwin->w_width != 0
7426#endif
7427 )
7428 {
7429 curwin->w_curswant = MAXCOL; /* so we stay at the end */
7430 if (cap->count1 == 1)
7431 {
7432 int width1 = W_WIDTH(curwin) - col_off;
7433 int width2 = width1 + curwin_col_off2();
7434
7435 validate_virtcol();
7436 i = width1 - 1;
7437 if (curwin->w_virtcol >= (colnr_T)width1)
7438 i += ((curwin->w_virtcol - width1) / width2 + 1)
7439 * width2;
7440 coladvance((colnr_T)i);
7441#if defined(FEAT_LINEBREAK) || defined(FEAT_MBYTE)
7442 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap)
7443 {
7444 /*
7445 * Check for landing on a character that got split at
7446 * the end of the line. We do not want to advance to
7447 * the next screen line.
7448 */
7449 validate_virtcol();
7450 if (curwin->w_virtcol > (colnr_T)i)
7451 --curwin->w_cursor.col;
7452 }
7453#endif
7454 }
7455 else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL)
7456 clearopbeep(oap);
7457 }
7458 else
7459 {
7460 i = curwin->w_leftcol + W_WIDTH(curwin) - col_off - 1;
7461 coladvance((colnr_T)i);
Bram Moolenaarb5bf5b82004-12-24 14:35:23 +00007462
7463 /* Make sure we stick in this column. */
7464 validate_virtcol();
7465 curwin->w_curswant = curwin->w_virtcol;
7466 curwin->w_set_curswant = FALSE;
Bram Moolenaar071d4272004-06-13 20:20:40 +00007467 }
7468 }
7469 break;
7470
7471 /*
7472 * "g*" and "g#", like "*" and "#" but without using "\<" and "\>"
7473 */
7474 case '*':
7475 case '#':
7476#if POUND != '#'
7477 case POUND: /* pound sign (sometimes equal to '#') */
7478#endif
7479 case Ctrl_RSB: /* :tag or :tselect for current identifier */
7480 case ']': /* :tselect for current identifier */
7481 nv_ident(cap);
7482 break;
7483
7484 /*
7485 * ge and gE: go back to end of word
7486 */
7487 case 'e':
7488 case 'E':
7489 oap->motion_type = MCHAR;
7490 curwin->w_set_curswant = TRUE;
7491 oap->inclusive = TRUE;
7492 if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL)
7493 clearopbeep(oap);
7494 break;
7495
7496 /*
7497 * "g CTRL-G": display info about cursor position
7498 */
7499 case Ctrl_G:
7500 cursor_pos_info();
7501 break;
7502
7503 /*
7504 * "gi": start Insert at the last position.
7505 */
7506 case 'i':
7507 if (curbuf->b_last_insert.lnum != 0)
7508 {
7509 curwin->w_cursor = curbuf->b_last_insert;
7510 check_cursor_lnum();
7511 i = (int)STRLEN(ml_get_curline());
7512 if (curwin->w_cursor.col > (colnr_T)i)
7513 {
7514#ifdef FEAT_VIRTUALEDIT
7515 if (virtual_active())
7516 curwin->w_cursor.coladd += curwin->w_cursor.col - i;
7517#endif
7518 curwin->w_cursor.col = i;
7519 }
7520 }
7521 cap->cmdchar = 'i';
7522 nv_edit(cap);
7523 break;
7524
7525 /*
7526 * "gI": Start insert in column 1.
7527 */
7528 case 'I':
7529 beginline(0);
7530 if (!checkclearopq(oap))
7531 invoke_edit(cap, FALSE, 'g', FALSE);
7532 break;
7533
7534#ifdef FEAT_SEARCHPATH
7535 /*
7536 * "gf": goto file, edit file under cursor
7537 * "]f" and "[f": can also be used.
7538 */
7539 case 'f':
7540 nv_gotofile(cap);
7541 break;
7542#endif
7543
7544 /* "g'm" and "g`m": jump to mark without setting pcmark */
7545 case '\'':
7546 cap->arg = TRUE;
7547 /*FALLTHROUGH*/
7548 case '`':
7549 nv_gomark(cap);
7550 break;
7551
7552 /*
7553 * "gs": Goto sleep.
7554 */
7555 case 's':
7556 do_sleep(cap->count1 * 1000L);
7557 break;
7558
7559 /*
7560 * "ga": Display the ascii value of the character under the
7561 * cursor. It is displayed in decimal, hex, and octal. -- webb
7562 */
7563 case 'a':
7564 do_ascii(NULL);
7565 break;
7566
7567#ifdef FEAT_MBYTE
7568 /*
7569 * "g8": Display the bytes used for the UTF-8 character under the
7570 * cursor. It is displayed in hex.
7571 */
7572 case '8':
7573 show_utf8();
7574 break;
7575#endif
7576
7577 /*
7578 * "gg": Goto the first line in file. With a count it goes to
7579 * that line number like for "G". -- webb
7580 */
7581 case 'g':
7582 cap->arg = FALSE;
7583 nv_goto(cap);
7584 break;
7585
7586 /*
7587 * Two-character operators:
7588 * "gq" Format text
7589 * "gw" Format text and keep cursor position
7590 * "g~" Toggle the case of the text.
7591 * "gu" Change text to lower case.
7592 * "gU" Change text to upper case.
7593 * "g?" rot13 encoding
7594 */
7595 case 'q':
7596 case 'w':
7597 oap->cursor_start = curwin->w_cursor;
7598 /*FALLTHROUGH*/
7599 case '~':
7600 case 'u':
7601 case 'U':
7602 case '?':
7603 nv_operator(cap);
7604 break;
7605
7606 /*
7607 * "gd": Find first occurence of pattern under the cursor in the
7608 * current function
7609 * "gD": idem, but in the current file.
7610 */
7611 case 'd':
7612 case 'D':
7613 nv_gd(oap, cap->nchar);
7614 break;
7615
7616#ifdef FEAT_MOUSE
7617 /*
7618 * g<*Mouse> : <C-*mouse>
7619 */
7620 case K_MIDDLEMOUSE:
7621 case K_MIDDLEDRAG:
7622 case K_MIDDLERELEASE:
7623 case K_LEFTMOUSE:
7624 case K_LEFTDRAG:
7625 case K_LEFTRELEASE:
7626 case K_RIGHTMOUSE:
7627 case K_RIGHTDRAG:
7628 case K_RIGHTRELEASE:
7629 case K_X1MOUSE:
7630 case K_X1DRAG:
7631 case K_X1RELEASE:
7632 case K_X2MOUSE:
7633 case K_X2DRAG:
7634 case K_X2RELEASE:
7635 mod_mask = MOD_MASK_CTRL;
7636 (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0);
7637 break;
7638#endif
7639
7640 case K_IGNORE:
7641 break;
7642
7643 /*
7644 * "gP" and "gp": same as "P" and "p" but leave cursor just after new text
7645 */
7646 case 'p':
7647 case 'P':
7648 nv_put(cap);
7649 break;
7650
7651#ifdef FEAT_BYTEOFF
7652 /* "go": goto byte count from start of buffer */
7653 case 'o':
7654 goto_byte(cap->count0);
7655 break;
7656#endif
7657
7658 /* "gQ": improved Ex mode */
7659 case 'Q':
7660#ifdef FEAT_CMDWIN
7661 if (cmdwin_type != 0)
7662 {
7663 clearopbeep(cap->oap);
7664 break;
7665 }
7666#endif
7667 if (!checkclearopq(oap))
7668 do_exmode(TRUE);
7669 break;
7670
7671#ifdef FEAT_JUMPLIST
7672 case ',':
7673 nv_pcmark(cap);
7674 break;
7675
7676 case ';':
7677 cap->count1 = -cap->count1;
7678 nv_pcmark(cap);
7679 break;
7680#endif
7681
7682 default:
7683 clearopbeep(oap);
7684 break;
7685 }
7686}
7687
7688/*
7689 * Handle "o" and "O" commands.
7690 */
7691 static void
7692n_opencmd(cap)
7693 cmdarg_T *cap;
7694{
7695 if (!checkclearopq(cap->oap))
7696 {
7697#ifdef FEAT_FOLDING
7698 if (cap->cmdchar == 'O')
7699 /* Open above the first line of a folded sequence of lines */
7700 (void)hasFolding(curwin->w_cursor.lnum,
7701 &curwin->w_cursor.lnum, NULL);
7702 else
7703 /* Open below the last line of a folded sequence of lines */
7704 (void)hasFolding(curwin->w_cursor.lnum,
7705 NULL, &curwin->w_cursor.lnum);
7706#endif
7707 if (u_save((linenr_T)(curwin->w_cursor.lnum -
7708 (cap->cmdchar == 'O' ? 1 : 0)),
7709 (linenr_T)(curwin->w_cursor.lnum +
7710 (cap->cmdchar == 'o' ? 1 : 0))
7711 ) == OK
7712 && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD,
7713#ifdef FEAT_COMMENTS
7714 has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM :
7715#endif
7716 0, 0))
7717 {
Bram Moolenaar4399ef42005-02-12 14:29:27 +00007718 /* When '#' is in 'cpoptions' ignore the count. */
7719 if (vim_strchr(p_cpo, CPO_HASH) != NULL)
7720 cap->count1 = 1;
Bram Moolenaar071d4272004-06-13 20:20:40 +00007721 invoke_edit(cap, FALSE, cap->cmdchar, TRUE);
7722 }
7723 }
7724}
7725
7726/*
7727 * "." command: redo last change.
7728 */
7729 static void
7730nv_dot(cap)
7731 cmdarg_T *cap;
7732{
7733 if (!checkclearopq(cap->oap))
7734 {
7735 /*
7736 * If "restart_edit" is TRUE, the last but one command is repeated
7737 * instead of the last command (inserting text). This is used for
7738 * CTRL-O <.> in insert mode.
7739 */
7740 if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL)
7741 clearopbeep(cap->oap);
7742 }
7743}
7744
7745/*
7746 * CTRL-R: undo undo
7747 */
7748 static void
7749nv_redo(cap)
7750 cmdarg_T *cap;
7751{
7752 if (!checkclearopq(cap->oap))
7753 {
7754 u_redo((int)cap->count1);
7755 curwin->w_set_curswant = TRUE;
7756 }
7757}
7758
7759/*
7760 * Handle "U" command.
7761 */
7762 static void
7763nv_Undo(cap)
7764 cmdarg_T *cap;
7765{
7766 /* In Visual mode and typing "gUU" triggers an operator */
7767 if (cap->oap->op_type == OP_UPPER
7768#ifdef FEAT_VISUAL
7769 || VIsual_active
7770#endif
7771 )
7772 {
7773 /* translate "gUU" to "gUgU" */
7774 cap->cmdchar = 'g';
7775 cap->nchar = 'U';
7776 nv_operator(cap);
7777 }
7778 else if (!checkclearopq(cap->oap))
7779 {
7780 u_undoline();
7781 curwin->w_set_curswant = TRUE;
7782 }
7783}
7784
7785/*
7786 * '~' command: If tilde is not an operator and Visual is off: swap case of a
7787 * single character.
7788 */
7789 static void
7790nv_tilde(cap)
7791 cmdarg_T *cap;
7792{
7793 if (!p_to
7794#ifdef FEAT_VISUAL
7795 && !VIsual_active
7796#endif
7797 && cap->oap->op_type != OP_TILDE)
7798 n_swapchar(cap);
7799 else
7800 nv_operator(cap);
7801}
7802
7803/*
7804 * Handle an operator command.
7805 * The actual work is done by do_pending_operator().
7806 */
7807 static void
7808nv_operator(cap)
7809 cmdarg_T *cap;
7810{
7811 int op_type;
7812
7813 op_type = get_op_type(cap->cmdchar, cap->nchar);
7814
7815 if (op_type == cap->oap->op_type) /* double operator works on lines */
7816 nv_lineop(cap);
7817 else if (!checkclearop(cap->oap))
7818 {
7819 cap->oap->start = curwin->w_cursor;
7820 cap->oap->op_type = op_type;
7821 }
7822}
7823
7824/*
7825 * Handle linewise operator "dd", "yy", etc.
7826 *
7827 * "_" is is a strange motion command that helps make operators more logical.
7828 * It is actually implemented, but not documented in the real Vi. This motion
7829 * command actually refers to "the current line". Commands like "dd" and "yy"
7830 * are really an alternate form of "d_" and "y_". It does accept a count, so
7831 * "d3_" works to delete 3 lines.
7832 */
7833 static void
7834nv_lineop(cap)
7835 cmdarg_T *cap;
7836{
7837 cap->oap->motion_type = MLINE;
7838 if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL)
7839 clearopbeep(cap->oap);
7840 else if ( cap->oap->op_type == OP_DELETE
7841 || cap->oap->op_type == OP_LSHIFT
7842 || cap->oap->op_type == OP_RSHIFT)
7843 beginline(BL_SOL | BL_FIX);
7844 else if (cap->oap->op_type != OP_YANK) /* 'Y' does not move cursor */
7845 beginline(BL_WHITE | BL_FIX);
7846}
7847
7848/*
7849 * <Home> command.
7850 */
7851 static void
7852nv_home(cap)
7853 cmdarg_T *cap;
7854{
Bram Moolenaarbc7aa852005-03-06 23:38:09 +00007855 /* CTRL-HOME is like "gg" */
7856 if (mod_mask & MOD_MASK_CTRL)
7857 nv_goto(cap);
7858 else
7859 {
7860 cap->count0 = 1;
7861 nv_pipe(cap);
7862 }
Bram Moolenaara88d9682005-03-25 21:45:43 +00007863 ins_at_eol = FALSE; /* Don't move cursor past eol (only necessary in a
7864 one-character line). */
Bram Moolenaar071d4272004-06-13 20:20:40 +00007865}
7866
7867/*
7868 * "|" command.
7869 */
7870 static void
7871nv_pipe(cap)
7872 cmdarg_T *cap;
7873{
7874 cap->oap->motion_type = MCHAR;
7875 cap->oap->inclusive = FALSE;
7876 beginline(0);
7877 if (cap->count0 > 0)
7878 {
7879 coladvance((colnr_T)(cap->count0 - 1));
7880 curwin->w_curswant = (colnr_T)(cap->count0 - 1);
7881 }
7882 else
7883 curwin->w_curswant = 0;
7884 /* keep curswant at the column where we wanted to go, not where
7885 we ended; differs if line is too short */
7886 curwin->w_set_curswant = FALSE;
7887}
7888
7889/*
7890 * Handle back-word command "b" and "B".
7891 * cap->arg is 1 for "B"
7892 */
7893 static void
7894nv_bck_word(cap)
7895 cmdarg_T *cap;
7896{
7897 cap->oap->motion_type = MCHAR;
7898 cap->oap->inclusive = FALSE;
7899 curwin->w_set_curswant = TRUE;
7900 if (bck_word(cap->count1, cap->arg, FALSE) == FAIL)
7901 clearopbeep(cap->oap);
7902#ifdef FEAT_FOLDING
7903 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
7904 foldOpenCursor();
7905#endif
7906}
7907
7908/*
7909 * Handle word motion commands "e", "E", "w" and "W".
7910 * cap->arg is TRUE for "E" and "W".
7911 */
7912 static void
7913nv_wordcmd(cap)
7914 cmdarg_T *cap;
7915{
7916 int n;
7917 int word_end;
7918 int flag = FALSE;
7919
7920 /*
7921 * Set inclusive for the "E" and "e" command.
7922 */
7923 if (cap->cmdchar == 'e' || cap->cmdchar == 'E')
7924 word_end = TRUE;
7925 else
7926 word_end = FALSE;
7927 cap->oap->inclusive = word_end;
7928
7929 /*
7930 * "cw" and "cW" are a special case.
7931 */
7932 if (!word_end && cap->oap->op_type == OP_CHANGE)
7933 {
7934 n = gchar_cursor();
7935 if (n != NUL) /* not an empty line */
7936 {
7937 if (vim_iswhite(n))
7938 {
7939 /*
7940 * Reproduce a funny Vi behaviour: "cw" on a blank only
7941 * changes one character, not all blanks until the start of
7942 * the next word. Only do this when the 'w' flag is included
7943 * in 'cpoptions'.
7944 */
7945 if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL)
7946 {
7947 cap->oap->inclusive = TRUE;
7948 cap->oap->motion_type = MCHAR;
7949 return;
7950 }
7951 }
7952 else
7953 {
7954 /*
7955 * This is a little strange. To match what the real Vi does,
7956 * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided
7957 * that we are not on a space or a TAB. This seems impolite
7958 * at first, but it's really more what we mean when we say
7959 * 'cw'.
7960 * Another strangeness: When standing on the end of a word
7961 * "ce" will change until the end of the next wordt, but "cw"
7962 * will change only one character! This is done by setting
7963 * flag.
7964 */
7965 cap->oap->inclusive = TRUE;
7966 word_end = TRUE;
7967 flag = TRUE;
7968 }
7969 }
7970 }
7971
7972 cap->oap->motion_type = MCHAR;
7973 curwin->w_set_curswant = TRUE;
7974 if (word_end)
7975 n = end_word(cap->count1, cap->arg, flag, FALSE);
7976 else
7977 n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP);
7978
7979 /* Don't leave the cursor on the NUL past a line */
7980 if (curwin->w_cursor.col && gchar_cursor() == NUL)
7981 {
7982 --curwin->w_cursor.col;
7983 cap->oap->inclusive = TRUE;
7984 }
7985
7986 if (n == FAIL && cap->oap->op_type == OP_NOP)
7987 clearopbeep(cap->oap);
7988 else
7989 {
7990#ifdef FEAT_VISUAL
7991 adjust_for_sel(cap);
7992#endif
7993#ifdef FEAT_FOLDING
7994 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
7995 foldOpenCursor();
7996#endif
7997 }
7998}
7999
8000/*
8001 * "0" and "^" commands.
8002 * cap->arg is the argument for beginline().
8003 */
8004 static void
8005nv_beginline(cap)
8006 cmdarg_T *cap;
8007{
8008 cap->oap->motion_type = MCHAR;
8009 cap->oap->inclusive = FALSE;
8010 beginline(cap->arg);
8011#ifdef FEAT_FOLDING
8012 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
8013 foldOpenCursor();
8014#endif
8015}
8016
8017#ifdef FEAT_VISUAL
8018/*
8019 * In exclusive Visual mode, may include the last character.
8020 */
8021 static void
8022adjust_for_sel(cap)
8023 cmdarg_T *cap;
8024{
8025 if (VIsual_active && cap->oap->inclusive && *p_sel == 'e'
8026 && gchar_cursor() != NUL && lt(VIsual, curwin->w_cursor))
8027 {
8028# ifdef FEAT_MBYTE
8029 if (has_mbyte)
8030 inc_cursor();
8031 else
8032# endif
8033 ++curwin->w_cursor.col;
8034 cap->oap->inclusive = FALSE;
8035 }
8036}
8037
8038/*
8039 * Exclude last character at end of Visual area for 'selection' == "exclusive".
8040 * Should check VIsual_mode before calling this.
8041 * Returns TRUE when backed up to the previous line.
8042 */
8043 static int
8044unadjust_for_sel()
8045{
8046 pos_T *pp;
8047
8048 if (*p_sel == 'e' && !equalpos(VIsual, curwin->w_cursor))
8049 {
8050 if (lt(VIsual, curwin->w_cursor))
8051 pp = &curwin->w_cursor;
8052 else
8053 pp = &VIsual;
8054#ifdef FEAT_VIRTUALEDIT
8055 if (pp->coladd > 0)
8056 --pp->coladd;
8057 else
8058#endif
8059 if (pp->col > 0)
8060 {
8061 --pp->col;
8062#ifdef FEAT_MBYTE
8063 mb_adjustpos(pp);
8064#endif
8065 }
8066 else if (pp->lnum > 1)
8067 {
8068 --pp->lnum;
8069 pp->col = (colnr_T)STRLEN(ml_get(pp->lnum));
8070 return TRUE;
8071 }
8072 }
8073 return FALSE;
8074}
8075
8076/*
8077 * SELECT key in Normal or Visual mode: end of Select mode mapping.
8078 */
8079 static void
8080nv_select(cap)
8081 cmdarg_T *cap;
8082{
8083 if (VIsual_active)
8084 VIsual_select = TRUE;
8085 else if (VIsual_reselect)
8086 {
8087 cap->nchar = 'v'; /* fake "gv" command */
8088 cap->arg = TRUE;
8089 nv_g_cmd(cap);
8090 }
8091}
8092
8093#endif
8094
8095/*
8096 * "G", "gg", CTRL-END, CTRL-HOME.
8097 * cap->arg is TRUE for "G".
8098 */
8099 static void
8100nv_goto(cap)
8101 cmdarg_T *cap;
8102{
8103 linenr_T lnum;
8104
8105 if (cap->arg)
8106 lnum = curbuf->b_ml.ml_line_count;
8107 else
8108 lnum = 1L;
8109 cap->oap->motion_type = MLINE;
8110 setpcmark();
8111
8112 /* When a count is given, use it instead of the default lnum */
8113 if (cap->count0 != 0)
8114 lnum = cap->count0;
8115 if (lnum < 1L)
8116 lnum = 1L;
8117 else if (lnum > curbuf->b_ml.ml_line_count)
8118 lnum = curbuf->b_ml.ml_line_count;
8119 curwin->w_cursor.lnum = lnum;
8120 beginline(BL_SOL | BL_FIX);
8121#ifdef FEAT_FOLDING
8122 if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP)
8123 foldOpenCursor();
8124#endif
8125}
8126
8127/*
8128 * CTRL-\ in Normal mode.
8129 */
8130 static void
8131nv_normal(cap)
8132 cmdarg_T *cap;
8133{
8134 if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G)
8135 {
8136 clearop(cap->oap);
8137 if (restart_edit != 0 && p_smd)
8138 clear_cmdline = TRUE; /* unshow mode later */
8139 restart_edit = 0;
8140#ifdef FEAT_CMDWIN
8141 if (cmdwin_type != 0)
8142 cmdwin_result = Ctrl_C;
8143#endif
8144#ifdef FEAT_VISUAL
8145 if (VIsual_active)
8146 {
8147 end_visual_mode(); /* stop Visual */
8148 redraw_curbuf_later(INVERTED);
8149 }
8150#endif
8151 /* CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. */
8152 if (cap->nchar == Ctrl_G && p_im)
8153 restart_edit = 'a';
8154 }
8155 else
8156 clearopbeep(cap->oap);
8157}
8158
8159/*
8160 * ESC in Normal mode: beep, but don't flush buffers.
8161 * Don't even beep if we are canceling a command.
8162 */
8163 static void
8164nv_esc(cap)
8165 cmdarg_T *cap;
8166{
8167 int no_reason;
8168
8169 no_reason = (cap->oap->op_type == OP_NOP
8170 && cap->opcount == 0
8171 && cap->count0 == 0
8172 && cap->oap->regname == 0
8173 && !p_im);
8174
8175 if (cap->arg) /* TRUE for CTRL-C */
8176 {
8177 if (restart_edit == 0
8178#ifdef FEAT_CMDWIN
8179 && cmdwin_type == 0
8180#endif
8181#ifdef FEAT_VISUAL
8182 && !VIsual_active
8183#endif
8184 && no_reason)
8185 MSG(_("Type :quit<Enter> to exit Vim"));
8186
8187 /* Don't reset "restart_edit" when 'insertmode' is set, it won't be
8188 * set again below when halfway a mapping. */
8189 if (!p_im)
8190 restart_edit = 0;
8191#ifdef FEAT_CMDWIN
8192 if (cmdwin_type != 0)
8193 {
8194 cmdwin_result = K_IGNORE;
8195 got_int = FALSE; /* don't stop executing autocommands et al. */
8196 return;
8197 }
8198#endif
8199 }
8200
8201#ifdef FEAT_VISUAL
8202 if (VIsual_active)
8203 {
8204 end_visual_mode(); /* stop Visual */
8205 check_cursor_col(); /* make sure cursor is not beyond EOL */
8206 curwin->w_set_curswant = TRUE;
8207 redraw_curbuf_later(INVERTED);
8208 }
8209 else
8210#endif
8211 if (no_reason)
8212 vim_beep();
8213 clearop(cap->oap);
8214
8215 /* A CTRL-C is often used at the start of a menu. When 'insertmode' is
8216 * set return to Insert mode afterwards. */
8217 if (restart_edit == 0 && goto_im()
8218#ifdef FEAT_EX_EXTRA
8219 && ex_normal_busy == 0
8220#endif
8221 )
8222 restart_edit = 'a';
8223}
8224
8225/*
8226 * Handle "A", "a", "I", "i" and <Insert> commands.
8227 */
8228 static void
8229nv_edit(cap)
8230 cmdarg_T *cap;
8231{
8232 /* <Insert> is equal to "i" */
8233 if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS)
8234 cap->cmdchar = 'i';
8235
8236#ifdef FEAT_VISUAL
8237 /* in Visual mode "A" and "I" are an operator */
8238 if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I'))
8239 v_visop(cap);
8240
8241 /* in Visual mode and after an operator "a" and "i" are for text objects */
8242 else
8243#endif
8244 if ((cap->cmdchar == 'a' || cap->cmdchar == 'i')
8245 && (cap->oap->op_type != OP_NOP
8246#ifdef FEAT_VISUAL
8247 || VIsual_active
8248#endif
8249 ))
8250 {
8251#ifdef FEAT_TEXTOBJ
8252 nv_object(cap);
8253#else
8254 clearopbeep(cap->oap);
8255#endif
8256 }
8257 else if (!curbuf->b_p_ma && !p_im)
8258 {
8259 /* Only give this error when 'insertmode' is off. */
8260 EMSG(_(e_modifiable));
8261 clearop(cap->oap);
8262 }
8263 else if (!checkclearopq(cap->oap))
8264 {
8265 switch (cap->cmdchar)
8266 {
8267 case 'A': /* "A"ppend after the line */
8268 curwin->w_set_curswant = TRUE;
8269#ifdef FEAT_VIRTUALEDIT
8270 if (ve_flags == VE_ALL)
8271 {
8272 int save_State = State;
8273
8274 /* Pretent Insert mode here to allow the cursor on the
8275 * character past the end of the line */
8276 State = INSERT;
8277 coladvance((colnr_T)MAXCOL);
8278 State = save_State;
8279 }
8280 else
8281#endif
8282 curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor());
8283 break;
8284
8285 case 'I': /* "I"nsert before the first non-blank */
Bram Moolenaar4399ef42005-02-12 14:29:27 +00008286 if (vim_strchr(p_cpo, CPO_INSEND) == NULL)
8287 beginline(BL_WHITE);
8288 else
8289 beginline(BL_WHITE|BL_FIX);
Bram Moolenaar071d4272004-06-13 20:20:40 +00008290 break;
8291
8292 case 'a': /* "a"ppend is like "i"nsert on the next character. */
8293#ifdef FEAT_VIRTUALEDIT
8294 /* increment coladd when in virtual space, increment the
8295 * column otherwise, also to append after an unprintable char */
8296 if (virtual_active()
8297 && (curwin->w_cursor.coladd > 0
8298 || *ml_get_cursor() == NUL
8299 || *ml_get_cursor() == TAB))
8300 curwin->w_cursor.coladd++;
8301 else
8302#endif
8303 if (*ml_get_cursor() != NUL)
8304 inc_cursor();
8305 break;
8306 }
8307
8308#ifdef FEAT_VIRTUALEDIT
8309 if (curwin->w_cursor.coladd && cap->cmdchar != 'A')
8310 {
8311 int save_State = State;
8312
8313 /* Pretent Insert mode here to allow the cursor on the
8314 * character past the end of the line */
8315 State = INSERT;
8316 coladvance(getviscol());
8317 State = save_State;
8318 }
8319#endif
8320
8321 invoke_edit(cap, FALSE, cap->cmdchar, FALSE);
8322 }
8323}
8324
8325/*
8326 * Invoke edit() and take care of "restart_edit" and the return value.
8327 */
8328 static void
8329invoke_edit(cap, repl, cmd, startln)
8330 cmdarg_T *cap;
8331 int repl; /* "r" or "gr" command */
8332 int cmd;
8333 int startln;
8334{
8335 int restart_edit_save = 0;
8336
8337 /* Complicated: When the user types "a<C-O>a" we don't want to do Insert
8338 * mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow
8339 * it. */
8340 if (repl || !stuff_empty())
8341 restart_edit_save = restart_edit;
8342 else
8343 restart_edit_save = 0;
8344
8345 /* Always reset "restart_edit", this is not a restarted edit. */
8346 restart_edit = 0;
8347
8348 if (edit(cmd, startln, cap->count1))
8349 cap->retval |= CA_COMMAND_BUSY;
8350
8351 if (restart_edit == 0)
8352 restart_edit = restart_edit_save;
8353}
8354
8355#ifdef FEAT_TEXTOBJ
8356/*
8357 * "a" or "i" while an operator is pending or in Visual mode: object motion.
8358 */
8359 static void
8360nv_object(cap)
8361 cmdarg_T *cap;
8362{
8363 int flag;
8364 int include;
8365 char_u *mps_save;
8366
8367 if (cap->cmdchar == 'i')
8368 include = FALSE; /* "ix" = inner object: exclude white space */
8369 else
8370 include = TRUE; /* "ax" = an object: include white space */
8371
8372 /* Make sure (), [], {} and <> are in 'matchpairs' */
8373 mps_save = curbuf->b_p_mps;
8374 curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>";
8375
8376 switch (cap->nchar)
8377 {
8378 case 'w': /* "aw" = a word */
8379 flag = current_word(cap->oap, cap->count1, include, FALSE);
8380 break;
8381 case 'W': /* "aW" = a WORD */
8382 flag = current_word(cap->oap, cap->count1, include, TRUE);
8383 break;
8384 case 'b': /* "ab" = a braces block */
8385 case '(':
8386 case ')':
8387 flag = current_block(cap->oap, cap->count1, include, '(', ')');
8388 break;
8389 case 'B': /* "aB" = a Brackets block */
8390 case '{':
8391 case '}':
8392 flag = current_block(cap->oap, cap->count1, include, '{', '}');
8393 break;
8394 case '[': /* "a[" = a [] block */
8395 case ']':
8396 flag = current_block(cap->oap, cap->count1, include, '[', ']');
8397 break;
8398 case '<': /* "a<" = a <> block */
8399 case '>':
8400 flag = current_block(cap->oap, cap->count1, include, '<', '>');
8401 break;
8402 case 'p': /* "ap" = a paragraph */
8403 flag = current_par(cap->oap, cap->count1, include, 'p');
8404 break;
8405 case 's': /* "as" = a sentence */
8406 flag = current_sent(cap->oap, cap->count1, include);
8407 break;
Bram Moolenaarcfbc5ee2004-07-02 15:38:35 +00008408 case '"': /* "a"" = a double quoted string */
8409 case '\'': /* "a'" = a single quoted string */
8410 case '`': /* "a`" = a backtick quoted string */
8411 flag = current_quote(cap->oap, cap->count1, include,
8412 cap->nchar);
8413 break;
Bram Moolenaar071d4272004-06-13 20:20:40 +00008414#if 0 /* TODO */
8415 case 'S': /* "aS" = a section */
8416 case 'f': /* "af" = a filename */
8417 case 'u': /* "au" = a URL */
8418#endif
8419 default:
8420 flag = FAIL;
8421 break;
8422 }
8423
8424 curbuf->b_p_mps = mps_save;
8425 if (flag == FAIL)
8426 clearopbeep(cap->oap);
8427 adjust_cursor_col();
8428 curwin->w_set_curswant = TRUE;
8429}
8430#endif
8431
8432/*
8433 * "q" command: Start/stop recording.
8434 * "q:", "q/", "q?": edit command-line in command-line window.
8435 */
8436 static void
8437nv_record(cap)
8438 cmdarg_T *cap;
8439{
8440 if (cap->oap->op_type == OP_FORMAT)
8441 {
8442 /* "gqq" is the same as "gqgq": format line */
8443 cap->cmdchar = 'g';
8444 cap->nchar = 'q';
8445 nv_operator(cap);
8446 }
8447 else if (!checkclearop(cap->oap))
8448 {
8449#ifdef FEAT_CMDWIN
8450 if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?')
8451 {
8452 stuffcharReadbuff(cap->nchar);
8453 stuffcharReadbuff(K_CMDWIN);
8454 }
8455 else
8456#endif
8457 /* (stop) recording into a named register, unless executing a
8458 * register */
8459 if (!Exec_reg && do_record(cap->nchar) == FAIL)
8460 clearopbeep(cap->oap);
8461 }
8462}
8463
8464/*
8465 * Handle the "@r" command.
8466 */
8467 static void
8468nv_at(cap)
8469 cmdarg_T *cap;
8470{
8471 if (checkclearop(cap->oap))
8472 return;
8473#ifdef FEAT_EVAL
8474 if (cap->nchar == '=')
8475 {
8476 if (get_expr_register() == NUL)
8477 return;
8478 }
8479#endif
8480 while (cap->count1-- && !got_int)
8481 {
8482 if (do_execreg(cap->nchar, FALSE, FALSE) == FAIL)
8483 {
8484 clearopbeep(cap->oap);
8485 break;
8486 }
8487 line_breakcheck();
8488 }
8489}
8490
8491/*
8492 * Handle the CTRL-U and CTRL-D commands.
8493 */
8494 static void
8495nv_halfpage(cap)
8496 cmdarg_T *cap;
8497{
8498 if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1)
8499 || (cap->cmdchar == Ctrl_D
8500 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count))
8501 clearopbeep(cap->oap);
8502 else if (!checkclearop(cap->oap))
8503 halfpage(cap->cmdchar == Ctrl_D, cap->count0);
8504}
8505
8506/*
8507 * Handle "J" or "gJ" command.
8508 */
8509 static void
8510nv_join(cap)
8511 cmdarg_T *cap;
8512{
8513#ifdef FEAT_VISUAL
8514 if (VIsual_active) /* join the visual lines */
8515 nv_operator(cap);
8516 else
8517#endif
8518 if (!checkclearop(cap->oap))
8519 {
8520 if (cap->count0 <= 1)
8521 cap->count0 = 2; /* default for join is two lines! */
8522 if (curwin->w_cursor.lnum + cap->count0 - 1 >
8523 curbuf->b_ml.ml_line_count)
8524 clearopbeep(cap->oap); /* beyond last line */
8525 else
8526 {
8527 prep_redo(cap->oap->regname, cap->count0,
8528 NUL, cap->cmdchar, NUL, NUL, cap->nchar);
8529 do_do_join(cap->count0, cap->nchar == NUL);
8530 }
8531 }
8532}
8533
8534/*
8535 * "P", "gP", "p" and "gp" commands.
8536 */
8537 static void
8538nv_put(cap)
8539 cmdarg_T *cap;
8540{
8541#ifdef FEAT_VISUAL
8542 int regname = 0;
8543 void *reg1 = NULL, *reg2 = NULL;
Bram Moolenaarcf3630f2005-01-08 16:04:29 +00008544 int empty = FALSE;
Bram Moolenaar402d2fe2005-04-15 21:00:38 +00008545 int was_visual = FALSE;
Bram Moolenaar071d4272004-06-13 20:20:40 +00008546#endif
8547 int dir;
8548 int flags = 0;
8549
8550 if (cap->oap->op_type != OP_NOP)
8551 {
8552#ifdef FEAT_DIFF
8553 /* "dp" is ":diffput" */
8554 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p')
8555 {
8556 clearop(cap->oap);
8557 nv_diffgetput(TRUE);
8558 }
8559 else
8560#endif
8561 clearopbeep(cap->oap);
8562 }
8563 else
8564 {
8565 dir = (cap->cmdchar == 'P'
8566 || (cap->cmdchar == 'g' && cap->nchar == 'P'))
8567 ? BACKWARD : FORWARD;
8568 prep_redo_cmd(cap);
8569 if (cap->cmdchar == 'g')
8570 flags |= PUT_CURSEND;
8571
8572#ifdef FEAT_VISUAL
8573 if (VIsual_active)
8574 {
8575 /* Putting in Visual mode: The put text replaces the selected
8576 * text. First delete the selected text, then put the new text.
8577 * Need to save and restore the registers that the delete
8578 * overwrites if the old contents is being put.
8579 */
Bram Moolenaar402d2fe2005-04-15 21:00:38 +00008580 was_visual = TRUE;
Bram Moolenaar071d4272004-06-13 20:20:40 +00008581 regname = cap->oap->regname;
8582# ifdef FEAT_CLIPBOARD
8583 adjust_clip_reg(&regname);
8584# endif
8585 if (regname == 0 || VIM_ISDIGIT(regname)
8586# ifdef FEAT_CLIPBOARD
8587 || (clip_unnamed && (regname == '*' || regname == '+'))
8588# endif
8589
8590 )
8591 {
8592 /* the delete is going to overwrite the register we want to
8593 * put, save it first. */
8594 reg1 = get_register(regname, TRUE);
8595 }
8596
8597 /* Now delete the selected text. */
8598 cap->cmdchar = 'd';
8599 cap->nchar = NUL;
8600 cap->oap->regname = NUL;
8601 nv_operator(cap);
8602 do_pending_operator(cap, 0, FALSE);
Bram Moolenaarcf3630f2005-01-08 16:04:29 +00008603 empty = (curbuf->b_ml.ml_flags & ML_EMPTY);
Bram Moolenaar071d4272004-06-13 20:20:40 +00008604
8605 /* delete PUT_LINE_BACKWARD; */
8606 cap->oap->regname = regname;
8607
8608 if (reg1 != NULL)
8609 {
8610 /* Delete probably changed the register we want to put, save
8611 * it first. Then put back what was there before the delete. */
8612 reg2 = get_register(regname, FALSE);
8613 put_register(regname, reg1);
8614 }
8615
8616 /* When deleted a linewise Visual area, put the register as
8617 * lines to avoid it joined with the next line. When deletion was
8618 * characterwise, split a line when putting lines. */
8619 if (VIsual_mode == 'V')
8620 flags |= PUT_LINE;
8621 else if (VIsual_mode == 'v')
8622 flags |= PUT_LINE_SPLIT;
8623 if (VIsual_mode == Ctrl_V && dir == FORWARD)
8624 flags |= PUT_LINE_FORWARD;
8625 dir = BACKWARD;
8626 if ((VIsual_mode != 'V'
8627 && curwin->w_cursor.col < curbuf->b_op_start.col)
8628 || (VIsual_mode == 'V'
8629 && curwin->w_cursor.lnum < curbuf->b_op_start.lnum))
8630 /* cursor is at the end of the line or end of file, put
8631 * forward. */
8632 dir = FORWARD;
8633 }
8634#endif
8635 do_put(cap->oap->regname, dir, cap->count1, flags);
8636
8637#ifdef FEAT_VISUAL
8638 /* If a register was saved, put it back now. */
8639 if (reg2 != NULL)
8640 put_register(regname, reg2);
Bram Moolenaar402d2fe2005-04-15 21:00:38 +00008641
8642 /* What to reselect with "gv"? Selecting the just put text seems to
8643 * be the most useful, since the original text was removed. */
8644 if (was_visual)
8645 {
8646 curbuf->b_visual_start = curbuf->b_op_start;
8647 curbuf->b_visual_end = curbuf->b_op_end;
8648 }
8649
Bram Moolenaarcf3630f2005-01-08 16:04:29 +00008650 /* When all lines were selected and deleted do_put() leaves an empty
Bram Moolenaar402d2fe2005-04-15 21:00:38 +00008651 * line that needs to be deleted now. */
Bram Moolenaarcf3630f2005-01-08 16:04:29 +00008652 if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL)
8653 ml_delete(curbuf->b_ml.ml_line_count, TRUE);
Bram Moolenaar071d4272004-06-13 20:20:40 +00008654#endif
8655 auto_format(FALSE, TRUE);
8656 }
8657}
8658
8659/*
8660 * "o" and "O" commands.
8661 */
8662 static void
8663nv_open(cap)
8664 cmdarg_T *cap;
8665{
8666#ifdef FEAT_DIFF
8667 /* "do" is ":diffget" */
8668 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o')
8669 {
8670 clearop(cap->oap);
8671 nv_diffgetput(FALSE);
8672 }
8673 else
8674#endif
8675#ifdef FEAT_VISUAL
8676 if (VIsual_active) /* switch start and end of visual */
8677 v_swap_corners(cap->cmdchar);
8678 else
8679#endif
8680 n_opencmd(cap);
8681}
8682
8683#ifdef FEAT_SNIFF
8684/*ARGSUSED*/
8685 static void
8686nv_sniff(cap)
8687 cmdarg_T *cap;
8688{
8689 ProcessSniffRequests();
8690}
8691#endif
8692
8693#ifdef FEAT_NETBEANS_INTG
8694 static void
8695nv_nbcmd(cap)
8696 cmdarg_T *cap;
8697{
8698 netbeans_keycommand(cap->nchar);
8699}
8700#endif
8701
8702#ifdef FEAT_DND
8703/*ARGSUSED*/
8704 static void
8705nv_drop(cap)
8706 cmdarg_T *cap;
8707{
8708 do_put('~', BACKWARD, 1L, PUT_CURSEND);
8709}
8710#endif
Bram Moolenaar3918c952005-03-15 22:34:55 +00008711
8712#ifdef FEAT_AUTOCMD
8713/*
8714 * Trigger CursorHold event.
8715 * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the
8716 * input buffer. "did_cursorhold" is set to avoid retriggering.
8717 */
8718/*ARGSUSED*/
8719 static void
8720nv_cursorhold(cap)
8721 cmdarg_T *cap;
8722{
8723 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf);
8724 did_cursorhold = TRUE;
Bram Moolenaarfc735152005-03-22 22:54:12 +00008725 cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */
Bram Moolenaar3918c952005-03-15 22:34:55 +00008726}
8727#endif
8728