blob: ebf400853e1fabbf30ce41260d0f2a22ef38291e [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));
Bram Moolenaar071d4272004-06-13 20:20:40 +000084static void nv_tagpop __ARGS((cmdarg_T *cap));
85static void nv_scroll __ARGS((cmdarg_T *cap));
86static void nv_right __ARGS((cmdarg_T *cap));
87static void nv_left __ARGS((cmdarg_T *cap));
88static void nv_up __ARGS((cmdarg_T *cap));
89static void nv_down __ARGS((cmdarg_T *cap));
90#ifdef FEAT_SEARCHPATH
91static void nv_gotofile __ARGS((cmdarg_T *cap));
92#endif
93static void nv_end __ARGS((cmdarg_T *cap));
94static void nv_dollar __ARGS((cmdarg_T *cap));
95static void nv_search __ARGS((cmdarg_T *cap));
96static void nv_next __ARGS((cmdarg_T *cap));
97static void normal_search __ARGS((cmdarg_T *cap, int dir, char_u *pat, int opt));
98static void nv_csearch __ARGS((cmdarg_T *cap));
99static void nv_brackets __ARGS((cmdarg_T *cap));
100static void nv_percent __ARGS((cmdarg_T *cap));
101static void nv_brace __ARGS((cmdarg_T *cap));
102static void nv_mark __ARGS((cmdarg_T *cap));
103static void nv_findpar __ARGS((cmdarg_T *cap));
104static void nv_undo __ARGS((cmdarg_T *cap));
105static void nv_kundo __ARGS((cmdarg_T *cap));
106static void nv_Replace __ARGS((cmdarg_T *cap));
107#ifdef FEAT_VREPLACE
108static void nv_vreplace __ARGS((cmdarg_T *cap));
109#endif
110#ifdef FEAT_VISUAL
111static void v_swap_corners __ARGS((int cmdchar));
112#endif
113static void nv_replace __ARGS((cmdarg_T *cap));
114static void n_swapchar __ARGS((cmdarg_T *cap));
115static void nv_cursormark __ARGS((cmdarg_T *cap, int flag, pos_T *pos));
116#ifdef FEAT_VISUAL
117static void v_visop __ARGS((cmdarg_T *cap));
118#endif
119static void nv_subst __ARGS((cmdarg_T *cap));
120static void nv_abbrev __ARGS((cmdarg_T *cap));
121static void nv_optrans __ARGS((cmdarg_T *cap));
122static void nv_gomark __ARGS((cmdarg_T *cap));
123static void nv_pcmark __ARGS((cmdarg_T *cap));
124static void nv_regname __ARGS((cmdarg_T *cap));
125#ifdef FEAT_VISUAL
126static void nv_visual __ARGS((cmdarg_T *cap));
127static void n_start_visual_mode __ARGS((int c));
128#endif
129static void nv_window __ARGS((cmdarg_T *cap));
130static void nv_suspend __ARGS((cmdarg_T *cap));
131static void nv_g_cmd __ARGS((cmdarg_T *cap));
132static void n_opencmd __ARGS((cmdarg_T *cap));
133static void nv_dot __ARGS((cmdarg_T *cap));
134static void nv_redo __ARGS((cmdarg_T *cap));
135static void nv_Undo __ARGS((cmdarg_T *cap));
136static void nv_tilde __ARGS((cmdarg_T *cap));
137static void nv_operator __ARGS((cmdarg_T *cap));
138static void nv_lineop __ARGS((cmdarg_T *cap));
139static void nv_home __ARGS((cmdarg_T *cap));
140static void nv_pipe __ARGS((cmdarg_T *cap));
141static void nv_bck_word __ARGS((cmdarg_T *cap));
142static void nv_wordcmd __ARGS((cmdarg_T *cap));
143static void nv_beginline __ARGS((cmdarg_T *cap));
144#ifdef FEAT_VISUAL
145static void adjust_for_sel __ARGS((cmdarg_T *cap));
146static int unadjust_for_sel __ARGS((void));
147static void nv_select __ARGS((cmdarg_T *cap));
148#endif
149static void nv_goto __ARGS((cmdarg_T *cap));
150static void nv_normal __ARGS((cmdarg_T *cap));
151static void nv_esc __ARGS((cmdarg_T *oap));
152static void nv_edit __ARGS((cmdarg_T *cap));
153static void invoke_edit __ARGS((cmdarg_T *cap, int repl, int cmd, int startln));
154#ifdef FEAT_TEXTOBJ
155static void nv_object __ARGS((cmdarg_T *cap));
156#endif
157static void nv_record __ARGS((cmdarg_T *cap));
158static void nv_at __ARGS((cmdarg_T *cap));
159static void nv_halfpage __ARGS((cmdarg_T *cap));
160static void nv_join __ARGS((cmdarg_T *cap));
161static void nv_put __ARGS((cmdarg_T *cap));
162static void nv_open __ARGS((cmdarg_T *cap));
163#ifdef FEAT_SNIFF
164static void nv_sniff __ARGS((cmdarg_T *cap));
165#endif
166#ifdef FEAT_NETBEANS_INTG
167static void nv_nbcmd __ARGS((cmdarg_T *cap));
168#endif
169#ifdef FEAT_DND
170static void nv_drop __ARGS((cmdarg_T *cap));
171#endif
Bram Moolenaar3918c952005-03-15 22:34:55 +0000172#ifdef FEAT_AUTOCMD
173static void nv_cursorhold __ARGS((cmdarg_T *cap));
174#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +0000175
176/*
177 * Function to be called for a Normal or Visual mode command.
178 * The argument is a cmdarg_T.
179 */
180typedef void (*nv_func_T) __ARGS((cmdarg_T *cap));
181
182/* Values for cmd_flags. */
183#define NV_NCH 0x01 /* may need to get a second char */
184#define NV_NCH_NOP (0x02|NV_NCH) /* get second char when no operator pending */
185#define NV_NCH_ALW (0x04|NV_NCH) /* always get a second char */
186#define NV_LANG 0x08 /* second char needs language adjustment */
187
188#define NV_SS 0x10 /* may start selection */
189#define NV_SSS 0x20 /* may start selection with shift modifier */
190#define NV_STS 0x40 /* may stop selection without shift modif. */
191#define NV_RL 0x80 /* 'rightleft' modifies command */
192#define NV_KEEPREG 0x100 /* don't clear regname */
193#define NV_NCW 0x200 /* not allowed in command-line window */
194
195/*
196 * Generally speaking, every Normal mode command should either clear any
197 * pending operator (with *clearop*()), or set the motion type variable
198 * oap->motion_type.
199 *
200 * When a cursor motion command is made, it is marked as being a character or
201 * line oriented motion. Then, if an operator is in effect, the operation
202 * becomes character or line oriented accordingly.
203 */
204
205/*
206 * This table contains one entry for every Normal or Visual mode command.
207 * The order doesn't matter, init_normal_cmds() will create a sorted index.
208 * It is faster when all keys from zero to '~' are present.
209 */
210static const struct nv_cmd
211{
212 int cmd_char; /* (first) command character */
213 nv_func_T cmd_func; /* function for this command */
214 short_u cmd_flags; /* NV_ flags */
215 short cmd_arg; /* value for ca.arg */
216} nv_cmds[] =
217{
218 {NUL, nv_error, 0, 0},
219 {Ctrl_A, nv_addsub, 0, 0},
220 {Ctrl_B, nv_page, NV_STS, BACKWARD},
221 {Ctrl_C, nv_esc, 0, TRUE},
222 {Ctrl_D, nv_halfpage, 0, 0},
223 {Ctrl_E, nv_scroll_line, 0, TRUE},
224 {Ctrl_F, nv_page, NV_STS, FORWARD},
225 {Ctrl_G, nv_ctrlg, 0, 0},
226 {Ctrl_H, nv_ctrlh, 0, 0},
227 {Ctrl_I, nv_pcmark, 0, 0},
228 {NL, nv_down, 0, FALSE},
229 {Ctrl_K, nv_error, 0, 0},
230 {Ctrl_L, nv_clear, 0, 0},
Bram Moolenaar9c96f592005-06-30 21:52:39 +0000231 {Ctrl_M, nv_down, 0, TRUE},
Bram Moolenaar071d4272004-06-13 20:20:40 +0000232 {Ctrl_N, nv_down, NV_STS, FALSE},
233 {Ctrl_O, nv_ctrlo, 0, 0},
234 {Ctrl_P, nv_up, NV_STS, FALSE},
Bram Moolenaardf177f62005-02-22 08:39:57 +0000235#ifdef FEAT_VISUAL
236 {Ctrl_Q, nv_visual, 0, FALSE},
237#else
Bram Moolenaar071d4272004-06-13 20:20:40 +0000238 {Ctrl_Q, nv_ignore, 0, 0},
Bram Moolenaardf177f62005-02-22 08:39:57 +0000239#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +0000240 {Ctrl_R, nv_redo, 0, 0},
241 {Ctrl_S, nv_ignore, 0, 0},
242 {Ctrl_T, nv_tagpop, NV_NCW, 0},
243 {Ctrl_U, nv_halfpage, 0, 0},
244#ifdef FEAT_VISUAL
245 {Ctrl_V, nv_visual, 0, FALSE},
246 {'V', nv_visual, 0, FALSE},
247 {'v', nv_visual, 0, FALSE},
248#else
249 {Ctrl_V, nv_error, 0, 0},
250 {'V', nv_error, 0, 0},
251 {'v', nv_error, 0, 0},
252#endif
253 {Ctrl_W, nv_window, 0, 0},
254 {Ctrl_X, nv_addsub, 0, 0},
255 {Ctrl_Y, nv_scroll_line, 0, FALSE},
256 {Ctrl_Z, nv_suspend, 0, 0},
257 {ESC, nv_esc, 0, FALSE},
258 {Ctrl_BSL, nv_normal, NV_NCH_ALW, 0},
259 {Ctrl_RSB, nv_ident, NV_NCW, 0},
260 {Ctrl_HAT, nv_hat, NV_NCW, 0},
261 {Ctrl__, nv_error, 0, 0},
262 {' ', nv_right, 0, 0},
263 {'!', nv_operator, 0, 0},
264 {'"', nv_regname, NV_NCH_NOP|NV_KEEPREG, 0},
265 {'#', nv_ident, 0, 0},
266 {'$', nv_dollar, 0, 0},
267 {'%', nv_percent, 0, 0},
268 {'&', nv_optrans, 0, 0},
269 {'\'', nv_gomark, NV_NCH_ALW, TRUE},
270 {'(', nv_brace, 0, BACKWARD},
271 {')', nv_brace, 0, FORWARD},
272 {'*', nv_ident, 0, 0},
273 {'+', nv_down, 0, TRUE},
274 {',', nv_csearch, 0, TRUE},
275 {'-', nv_up, 0, TRUE},
276 {'.', nv_dot, NV_KEEPREG, 0},
277 {'/', nv_search, 0, FALSE},
278 {'0', nv_beginline, 0, 0},
279 {'1', nv_ignore, 0, 0},
280 {'2', nv_ignore, 0, 0},
281 {'3', nv_ignore, 0, 0},
282 {'4', nv_ignore, 0, 0},
283 {'5', nv_ignore, 0, 0},
284 {'6', nv_ignore, 0, 0},
285 {'7', nv_ignore, 0, 0},
286 {'8', nv_ignore, 0, 0},
287 {'9', nv_ignore, 0, 0},
288 {':', nv_colon, 0, 0},
289 {';', nv_csearch, 0, FALSE},
290 {'<', nv_operator, NV_RL, 0},
291 {'=', nv_operator, 0, 0},
292 {'>', nv_operator, NV_RL, 0},
293 {'?', nv_search, 0, FALSE},
294 {'@', nv_at, NV_NCH_NOP, FALSE},
295 {'A', nv_edit, 0, 0},
296 {'B', nv_bck_word, 0, 1},
297 {'C', nv_abbrev, NV_KEEPREG, 0},
298 {'D', nv_abbrev, NV_KEEPREG, 0},
299 {'E', nv_wordcmd, 0, TRUE},
300 {'F', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD},
301 {'G', nv_goto, 0, TRUE},
302 {'H', nv_scroll, 0, 0},
303 {'I', nv_edit, 0, 0},
304 {'J', nv_join, 0, 0},
305 {'K', nv_ident, 0, 0},
306 {'L', nv_scroll, 0, 0},
307 {'M', nv_scroll, 0, 0},
308 {'N', nv_next, 0, SEARCH_REV},
309 {'O', nv_open, 0, 0},
310 {'P', nv_put, 0, 0},
311 {'Q', nv_exmode, NV_NCW, 0},
312 {'R', nv_Replace, 0, FALSE},
313 {'S', nv_subst, NV_KEEPREG, 0},
314 {'T', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD},
315 {'U', nv_Undo, 0, 0},
316 {'W', nv_wordcmd, 0, TRUE},
317 {'X', nv_abbrev, NV_KEEPREG, 0},
318 {'Y', nv_abbrev, NV_KEEPREG, 0},
319 {'Z', nv_Zet, NV_NCH_NOP|NV_NCW, 0},
320 {'[', nv_brackets, NV_NCH_ALW, BACKWARD},
321 {'\\', nv_error, 0, 0},
322 {']', nv_brackets, NV_NCH_ALW, FORWARD},
323 {'^', nv_beginline, 0, BL_WHITE | BL_FIX},
324 {'_', nv_lineop, 0, 0},
325 {'`', nv_gomark, NV_NCH_ALW, FALSE},
326 {'a', nv_edit, NV_NCH, 0},
327 {'b', nv_bck_word, 0, 0},
328 {'c', nv_operator, 0, 0},
329 {'d', nv_operator, 0, 0},
330 {'e', nv_wordcmd, 0, FALSE},
331 {'f', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD},
332 {'g', nv_g_cmd, NV_NCH_ALW, FALSE},
333 {'h', nv_left, NV_RL, 0},
334 {'i', nv_edit, NV_NCH, 0},
335 {'j', nv_down, 0, FALSE},
336 {'k', nv_up, 0, FALSE},
337 {'l', nv_right, NV_RL, 0},
338 {'m', nv_mark, NV_NCH_NOP, 0},
339 {'n', nv_next, 0, 0},
340 {'o', nv_open, 0, 0},
341 {'p', nv_put, 0, 0},
342 {'q', nv_record, NV_NCH, 0},
343 {'r', nv_replace, NV_NCH_NOP|NV_LANG, 0},
344 {'s', nv_subst, NV_KEEPREG, 0},
345 {'t', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD},
346 {'u', nv_undo, 0, 0},
347 {'w', nv_wordcmd, 0, FALSE},
348 {'x', nv_abbrev, NV_KEEPREG, 0},
349 {'y', nv_operator, 0, 0},
350 {'z', nv_zet, NV_NCH_ALW, 0},
351 {'{', nv_findpar, 0, BACKWARD},
352 {'|', nv_pipe, 0, 0},
353 {'}', nv_findpar, 0, FORWARD},
354 {'~', nv_tilde, 0, 0},
355
356 /* pound sign */
357 {POUND, nv_ident, 0, 0},
358#ifdef FEAT_MOUSE
359 {K_MOUSEUP, nv_mousescroll, 0, TRUE},
360 {K_MOUSEDOWN, nv_mousescroll, 0, FALSE},
361 {K_LEFTMOUSE, nv_mouse, 0, 0},
362 {K_LEFTMOUSE_NM, nv_mouse, 0, 0},
363 {K_LEFTDRAG, nv_mouse, 0, 0},
364 {K_LEFTRELEASE, nv_mouse, 0, 0},
365 {K_LEFTRELEASE_NM, nv_mouse, 0, 0},
366 {K_MIDDLEMOUSE, nv_mouse, 0, 0},
367 {K_MIDDLEDRAG, nv_mouse, 0, 0},
368 {K_MIDDLERELEASE, nv_mouse, 0, 0},
369 {K_RIGHTMOUSE, nv_mouse, 0, 0},
370 {K_RIGHTDRAG, nv_mouse, 0, 0},
371 {K_RIGHTRELEASE, nv_mouse, 0, 0},
372 {K_X1MOUSE, nv_mouse, 0, 0},
373 {K_X1DRAG, nv_mouse, 0, 0},
374 {K_X1RELEASE, nv_mouse, 0, 0},
375 {K_X2MOUSE, nv_mouse, 0, 0},
376 {K_X2DRAG, nv_mouse, 0, 0},
377 {K_X2RELEASE, nv_mouse, 0, 0},
378#endif
379 {K_IGNORE, nv_ignore, 0, 0},
380 {K_INS, nv_edit, 0, 0},
381 {K_KINS, nv_edit, 0, 0},
382 {K_BS, nv_ctrlh, 0, 0},
383 {K_UP, nv_up, NV_SSS|NV_STS, FALSE},
384 {K_S_UP, nv_page, NV_SS, BACKWARD},
385 {K_DOWN, nv_down, NV_SSS|NV_STS, FALSE},
386 {K_S_DOWN, nv_page, NV_SS, FORWARD},
387 {K_LEFT, nv_left, NV_SSS|NV_STS|NV_RL, 0},
388 {K_S_LEFT, nv_bck_word, NV_SS|NV_RL, 0},
389 {K_C_LEFT, nv_bck_word, NV_SSS|NV_RL|NV_STS, 1},
390 {K_RIGHT, nv_right, NV_SSS|NV_STS|NV_RL, 0},
391 {K_S_RIGHT, nv_wordcmd, NV_SS|NV_RL, FALSE},
392 {K_C_RIGHT, nv_wordcmd, NV_SSS|NV_RL|NV_STS, TRUE},
393 {K_PAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD},
394 {K_KPAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD},
395 {K_PAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD},
396 {K_KPAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD},
397 {K_END, nv_end, NV_SSS|NV_STS, FALSE},
398 {K_KEND, nv_end, NV_SSS|NV_STS, FALSE},
Bram Moolenaar071d4272004-06-13 20:20:40 +0000399 {K_S_END, nv_end, NV_SS, FALSE},
400 {K_C_END, nv_end, NV_SSS|NV_STS, TRUE},
401 {K_HOME, nv_home, NV_SSS|NV_STS, 0},
402 {K_KHOME, nv_home, NV_SSS|NV_STS, 0},
Bram Moolenaar071d4272004-06-13 20:20:40 +0000403 {K_S_HOME, nv_home, NV_SS, 0},
404 {K_C_HOME, nv_goto, NV_SSS|NV_STS, FALSE},
405 {K_DEL, nv_abbrev, 0, 0},
406 {K_KDEL, nv_abbrev, 0, 0},
407 {K_UNDO, nv_kundo, 0, 0},
408 {K_HELP, nv_help, NV_NCW, 0},
409 {K_F1, nv_help, NV_NCW, 0},
410 {K_XF1, nv_help, NV_NCW, 0},
411#ifdef FEAT_VISUAL
412 {K_SELECT, nv_select, 0, 0},
413#endif
414#ifdef FEAT_GUI
415 {K_VER_SCROLLBAR, nv_ver_scrollbar, 0, 0},
416 {K_HOR_SCROLLBAR, nv_hor_scrollbar, 0, 0},
417#endif
418#ifdef FEAT_FKMAP
419 {K_F8, farsi_fkey, 0, 0},
420 {K_F9, farsi_fkey, 0, 0},
421#endif
422#ifdef FEAT_SNIFF
423 {K_SNIFF, nv_sniff, 0, 0},
424#endif
425#ifdef FEAT_NETBEANS_INTG
426 {K_F21, nv_nbcmd, NV_NCH_ALW, 0},
427#endif
428#ifdef FEAT_DND
429 {K_DROP, nv_drop, NV_STS, 0},
430#endif
Bram Moolenaar3918c952005-03-15 22:34:55 +0000431#ifdef FEAT_AUTOCMD
432 {K_CURSORHOLD, nv_cursorhold, 0, 0},
433#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +0000434};
435
436/* Number of commands in nv_cmds[]. */
437#define NV_CMDS_SIZE (sizeof(nv_cmds) / sizeof(struct nv_cmd))
438
439/* Sorted index of commands in nv_cmds[]. */
440static short nv_cmd_idx[NV_CMDS_SIZE];
441
442/* The highest index for which
443 * nv_cmds[idx].cmd_char == nv_cmd_idx[nv_cmds[idx].cmd_char] */
444static int nv_max_linear;
445
446/*
447 * Compare functions for qsort() below, that checks the command character
448 * through the index in nv_cmd_idx[].
449 */
450 static int
451#ifdef __BORLANDC__
452_RTLENTRYF
453#endif
454nv_compare(s1, s2)
455 const void *s1;
456 const void *s2;
457{
458 int c1, c2;
459
460 /* The commands are sorted on absolute value. */
461 c1 = nv_cmds[*(const short *)s1].cmd_char;
462 c2 = nv_cmds[*(const short *)s2].cmd_char;
463 if (c1 < 0)
464 c1 = -c1;
465 if (c2 < 0)
466 c2 = -c2;
467 return c1 - c2;
468}
469
470/*
471 * Initialize the nv_cmd_idx[] table.
472 */
473 void
474init_normal_cmds()
475{
476 int i;
477
478 /* Fill the index table with a one to one relation. */
479 for (i = 0; i < NV_CMDS_SIZE; ++i)
480 nv_cmd_idx[i] = i;
481
482 /* Sort the commands by the command character. */
483 qsort((void *)&nv_cmd_idx, (size_t)NV_CMDS_SIZE, sizeof(short), nv_compare);
484
485 /* Find the first entry that can't be indexed by the command character. */
486 for (i = 0; i < NV_CMDS_SIZE; ++i)
487 if (i != nv_cmds[nv_cmd_idx[i]].cmd_char)
488 break;
489 nv_max_linear = i - 1;
490}
491
492/*
493 * Search for a command in the commands table.
494 * Returns -1 for invalid command.
495 */
496 static int
497find_command(cmdchar)
498 int cmdchar;
499{
500 int i;
501 int idx;
502 int top, bot;
503 int c;
504
505#ifdef FEAT_MBYTE
506 /* A multi-byte character is never a command. */
507 if (cmdchar >= 0x100)
508 return -1;
509#endif
510
511 /* We use the absolute value of the character. Special keys have a
512 * negative value, but are sorted on their absolute value. */
513 if (cmdchar < 0)
514 cmdchar = -cmdchar;
515
516 /* If the character is in the first part: The character is the index into
517 * nv_cmd_idx[]. */
518 if (cmdchar <= nv_max_linear)
519 return nv_cmd_idx[cmdchar];
520
521 /* Perform a binary search. */
522 bot = nv_max_linear + 1;
523 top = NV_CMDS_SIZE - 1;
524 idx = -1;
525 while (bot <= top)
526 {
527 i = (top + bot) / 2;
528 c = nv_cmds[nv_cmd_idx[i]].cmd_char;
529 if (c < 0)
530 c = -c;
531 if (cmdchar == c)
532 {
533 idx = nv_cmd_idx[i];
534 break;
535 }
536 if (cmdchar > c)
537 bot = i + 1;
538 else
539 top = i - 1;
540 }
541 return idx;
542}
543
544/*
545 * Execute a command in Normal mode.
546 */
547/*ARGSUSED*/
548 void
549normal_cmd(oap, toplevel)
550 oparg_T *oap;
551 int toplevel; /* TRUE when called from main() */
552{
553 static long opcount = 0; /* ca.opcount saved here */
554 cmdarg_T ca; /* command arguments */
555 int c;
556 int ctrl_w = FALSE; /* got CTRL-W command */
557 int old_col = curwin->w_curswant;
558#ifdef FEAT_CMDL_INFO
559 int need_flushbuf; /* need to call out_flush() */
560#endif
561#ifdef FEAT_VISUAL
562 pos_T old_pos; /* cursor position before command */
563 int mapped_len;
564#endif
565 static int old_mapped_len = 0;
566 int idx;
567
568 vim_memset(&ca, 0, sizeof(ca)); /* also resets ca.retval */
569 ca.oap = oap;
570 ca.opcount = opcount;
571
572#ifdef FEAT_SNIFF
573 want_sniff_request = sniff_connected;
574#endif
575
576 /*
577 * If there is an operator pending, then the command we take this time
578 * will terminate it. Finish_op tells us to finish the operation before
579 * returning this time (unless the operation was cancelled).
580 */
581#ifdef CURSOR_SHAPE
582 c = finish_op;
583#endif
584 finish_op = (oap->op_type != OP_NOP);
585#ifdef CURSOR_SHAPE
586 if (finish_op != c)
587 {
588 ui_cursor_shape(); /* may show different cursor shape */
589# ifdef FEAT_MOUSESHAPE
590 update_mouseshape(-1);
591# endif
592 }
593#endif
594
595 if (!finish_op && !oap->regname)
596 ca.opcount = 0;
597
598#ifdef FEAT_VISUAL
599 mapped_len = typebuf_maplen();
600#endif
601
602 State = NORMAL_BUSY;
603#ifdef USE_ON_FLY_SCROLL
604 dont_scroll = FALSE; /* allow scrolling here */
605#endif
606
607 /*
608 * Get the command character from the user.
609 */
610 c = safe_vgetc();
611
612#ifdef FEAT_LANGMAP
613 LANGMAP_ADJUST(c, TRUE);
614#endif
615
616 /*
617 * If a mapping was started in Visual or Select mode, remember the length
618 * of the mapping. This is used below to not return to Insert mode for as
619 * long as the mapping is being executed.
620 */
621 if (restart_edit == 0)
622 old_mapped_len = 0;
623 else if (old_mapped_len
624#ifdef FEAT_VISUAL
625 || (VIsual_active && mapped_len == 0 && typebuf_maplen() > 0)
626#endif
627 )
628 old_mapped_len = typebuf_maplen();
629
630 if (c == NUL)
631 c = K_ZERO;
632
633#ifdef FEAT_VISUAL
634 /*
635 * In Select mode, typed text replaces the selection.
636 */
637 if (VIsual_active
638 && VIsual_select
639 && (vim_isprintc(c) || c == NL || c == CAR || c == K_KENTER))
640 {
641# ifdef FEAT_MBYTE
642 char_u buf[MB_MAXBYTES + 1];
643
644 buf[(*mb_char2bytes)(c, buf)] = NUL;
645# else
646 char_u buf[2];
647
648 buf[0] = c;
649 buf[1] = NUL;
650# endif
Bram Moolenaar686f51e2005-05-20 21:19:57 +0000651 /* Fake a "c"hange command. When "restart_edit" is set (e.g., because
652 * 'insertmode' is set) fake a "d"elete command, Insert mode will
653 * restart automatically.
Bram Moolenaar071d4272004-06-13 20:20:40 +0000654 * Insert the typed character in the typeahead buffer, so that it will
655 * be mapped in Insert mode. Required for ":lmap" to work. May cause
656 * mapping a character from ":vnoremap"... */
657 (void)ins_typebuf(buf, REMAP_YES, 0, !KeyTyped, FALSE);
Bram Moolenaar686f51e2005-05-20 21:19:57 +0000658 if (restart_edit != 0)
659 c = 'd';
660 else
661 c = 'c';
Bram Moolenaar071d4272004-06-13 20:20:40 +0000662 }
663#endif
664
665#ifdef FEAT_CMDL_INFO
666 need_flushbuf = add_to_showcmd(c);
667#endif
668
669getcount:
670#ifdef FEAT_VISUAL
671 if (!(VIsual_active && VIsual_select))
672#endif
673 {
674 /*
675 * Handle a count before a command and compute ca.count0.
676 * Note that '0' is a command and not the start of a count, but it's
677 * part of a count after other digits.
678 */
679 while ( (c >= '1' && c <= '9')
680 || (ca.count0 != 0 && (c == K_DEL || c == K_KDEL || c == '0')))
681 {
682 if (c == K_DEL || c == K_KDEL)
683 {
684 ca.count0 /= 10;
685#ifdef FEAT_CMDL_INFO
686 del_from_showcmd(4); /* delete the digit and ~@% */
687#endif
688 }
689 else
690 ca.count0 = ca.count0 * 10 + (c - '0');
691 if (ca.count0 < 0) /* got too large! */
692 ca.count0 = 999999999L;
693 if (ctrl_w)
694 {
695 ++no_mapping;
696 ++allow_keys; /* no mapping for nchar, but keys */
697 }
698 ++no_zero_mapping; /* don't map zero here */
699 c = safe_vgetc();
700#ifdef FEAT_LANGMAP
701 LANGMAP_ADJUST(c, TRUE);
702#endif
703 --no_zero_mapping;
704 if (ctrl_w)
705 {
706 --no_mapping;
707 --allow_keys;
708 }
709#ifdef FEAT_CMDL_INFO
710 need_flushbuf |= add_to_showcmd(c);
711#endif
712 }
713
714 /*
715 * If we got CTRL-W there may be a/another count
716 */
717 if (c == Ctrl_W && !ctrl_w && oap->op_type == OP_NOP)
718 {
719 ctrl_w = TRUE;
720 ca.opcount = ca.count0; /* remember first count */
721 ca.count0 = 0;
722 ++no_mapping;
723 ++allow_keys; /* no mapping for nchar, but keys */
724 c = safe_vgetc(); /* get next character */
725#ifdef FEAT_LANGMAP
726 LANGMAP_ADJUST(c, TRUE);
727#endif
728 --no_mapping;
729 --allow_keys;
730#ifdef FEAT_CMDL_INFO
731 need_flushbuf |= add_to_showcmd(c);
732#endif
733 goto getcount; /* jump back */
734 }
735 }
736
737 /*
738 * If we're in the middle of an operator (including after entering a yank
739 * buffer with '"') AND we had a count before the operator, then that
740 * count overrides the current value of ca.count0.
741 * What this means effectively, is that commands like "3dw" get turned
742 * into "d3w" which makes things fall into place pretty neatly.
743 * If you give a count before AND after the operator, they are multiplied.
744 */
745 if (ca.opcount != 0)
746 {
747 if (ca.count0)
748 ca.count0 *= ca.opcount;
749 else
750 ca.count0 = ca.opcount;
751 }
752
753 /*
754 * Always remember the count. It will be set to zero (on the next call,
755 * above) when there is no pending operator.
756 * When called from main(), save the count for use by the "count" built-in
757 * variable.
758 */
759 ca.opcount = ca.count0;
760 ca.count1 = (ca.count0 == 0 ? 1 : ca.count0);
761
762#ifdef FEAT_EVAL
763 /*
764 * Only set v:count when called from main() and not a stuffed command.
765 */
766 if (toplevel && stuff_empty())
767 set_vcount(ca.count0, ca.count1);
768#endif
769
770 /*
771 * Find the command character in the table of commands.
772 * For CTRL-W we already got nchar when looking for a count.
773 */
774 if (ctrl_w)
775 {
776 ca.nchar = c;
777 ca.cmdchar = Ctrl_W;
778 }
779 else
780 ca.cmdchar = c;
781 idx = find_command(ca.cmdchar);
782 if (idx < 0)
783 {
784 /* Not a known command: beep. */
785 clearopbeep(oap);
786 goto normal_end;
787 }
788#ifdef FEAT_CMDWIN
789 if (cmdwin_type != 0 && (nv_cmds[idx].cmd_flags & NV_NCW))
790 {
791 /* This command is not allowed in the cmdline window: beep. */
792 clearopbeep(oap);
793 EMSG(_(e_cmdwin));
794 goto normal_end;
795 }
796#endif
797
798#ifdef FEAT_VISUAL
799 /*
800 * In Visual/Select mode, a few keys are handled in a special way.
801 */
802 if (VIsual_active)
803 {
804 /* when 'keymodel' contains "stopsel" may stop Select/Visual mode */
805 if (km_stopsel
806 && (nv_cmds[idx].cmd_flags & NV_STS)
807 && !(mod_mask & MOD_MASK_SHIFT))
808 {
809 end_visual_mode();
810 redraw_curbuf_later(INVERTED);
811 }
812
813 /* Keys that work different when 'keymodel' contains "startsel" */
814 if (km_startsel)
815 {
816 if (nv_cmds[idx].cmd_flags & NV_SS)
817 {
818 unshift_special(&ca);
819 idx = find_command(ca.cmdchar);
820 }
821 else if ((nv_cmds[idx].cmd_flags & NV_SSS)
822 && (mod_mask & MOD_MASK_SHIFT))
823 {
824 mod_mask &= ~MOD_MASK_SHIFT;
825 }
826 }
827 }
828#endif
829
830#ifdef FEAT_RIGHTLEFT
831 if (curwin->w_p_rl && KeyTyped && !KeyStuffed
832 && (nv_cmds[idx].cmd_flags & NV_RL))
833 {
834 /* Invert horizontal movements and operations. Only when typed by the
835 * user directly, not when the result of a mapping or "x" translated
836 * to "dl". */
837 switch (ca.cmdchar)
838 {
839 case 'l': ca.cmdchar = 'h'; break;
840 case K_RIGHT: ca.cmdchar = K_LEFT; break;
841 case K_S_RIGHT: ca.cmdchar = K_S_LEFT; break;
842 case K_C_RIGHT: ca.cmdchar = K_C_LEFT; break;
843 case 'h': ca.cmdchar = 'l'; break;
844 case K_LEFT: ca.cmdchar = K_RIGHT; break;
845 case K_S_LEFT: ca.cmdchar = K_S_RIGHT; break;
846 case K_C_LEFT: ca.cmdchar = K_C_RIGHT; break;
847 case '>': ca.cmdchar = '<'; break;
848 case '<': ca.cmdchar = '>'; break;
849 }
850 idx = find_command(ca.cmdchar);
851 }
852#endif
853
854 /*
855 * Get an additional character if we need one.
856 */
857 if ((nv_cmds[idx].cmd_flags & NV_NCH)
858 && (((nv_cmds[idx].cmd_flags & NV_NCH_NOP) == NV_NCH_NOP
859 && oap->op_type == OP_NOP)
860 || (nv_cmds[idx].cmd_flags & NV_NCH_ALW) == NV_NCH_ALW
861 || (ca.cmdchar == 'q'
862 && oap->op_type == OP_NOP
863 && !Recording
864 && !Exec_reg)
865 || ((ca.cmdchar == 'a' || ca.cmdchar == 'i')
866 && (oap->op_type != OP_NOP
867#ifdef FEAT_VISUAL
868 || VIsual_active
869#endif
870 ))))
871 {
872 int *cp;
873 int repl = FALSE; /* get character for replace mode */
874 int lit = FALSE; /* get extra character literally */
875 int langmap_active = FALSE; /* using :lmap mappings */
876 int lang; /* getting a text character */
877#ifdef USE_IM_CONTROL
878 int save_smd; /* saved value of p_smd */
879#endif
880
881 ++no_mapping;
882 ++allow_keys; /* no mapping for nchar, but allow key codes */
883 if (ca.cmdchar == 'g')
884 {
885 /*
886 * For 'g' get the next character now, so that we can check for
887 * "gr", "g'" and "g`".
888 */
889 ca.nchar = safe_vgetc();
890#ifdef FEAT_LANGMAP
891 LANGMAP_ADJUST(ca.nchar, TRUE);
892#endif
893#ifdef FEAT_CMDL_INFO
894 need_flushbuf |= add_to_showcmd(ca.nchar);
895#endif
896 if (ca.nchar == 'r' || ca.nchar == '\'' || ca.nchar == '`'
897 || ca.nchar == Ctrl_BSL)
898 {
899 cp = &ca.extra_char; /* need to get a third character */
900 if (ca.nchar != 'r')
901 lit = TRUE; /* get it literally */
902 else
903 repl = TRUE; /* get it in replace mode */
904 }
905 else
906 cp = NULL; /* no third character needed */
907 }
908 else
909 {
910 if (ca.cmdchar == 'r') /* get it in replace mode */
911 repl = TRUE;
912 cp = &ca.nchar;
913 }
914 lang = (repl || (nv_cmds[idx].cmd_flags & NV_LANG));
915
916 /*
917 * Get a second or third character.
918 */
919 if (cp != NULL)
920 {
921#ifdef CURSOR_SHAPE
922 if (repl)
923 {
924 State = REPLACE; /* pretend Replace mode */
925 ui_cursor_shape(); /* show different cursor shape */
926 }
927#endif
928 if (lang && curbuf->b_p_iminsert == B_IMODE_LMAP)
929 {
930 /* Allow mappings defined with ":lmap". */
931 --no_mapping;
932 --allow_keys;
933 if (repl)
934 State = LREPLACE;
935 else
936 State = LANGMAP;
937 langmap_active = TRUE;
938 }
939#ifdef USE_IM_CONTROL
940 save_smd = p_smd;
941 p_smd = FALSE; /* Don't let the IM code show the mode here */
942 if (lang && curbuf->b_p_iminsert == B_IMODE_IM)
943 im_set_active(TRUE);
944#endif
945
946 *cp = safe_vgetc();
947
948 if (langmap_active)
949 {
950 /* Undo the decrement done above */
951 ++no_mapping;
952 ++allow_keys;
953 State = NORMAL_BUSY;
954 }
955#ifdef USE_IM_CONTROL
956 if (lang)
957 {
958 if (curbuf->b_p_iminsert != B_IMODE_LMAP)
959 im_save_status(&curbuf->b_p_iminsert);
960 im_set_active(FALSE);
961 }
962 p_smd = save_smd;
963#endif
964#ifdef CURSOR_SHAPE
965 State = NORMAL_BUSY;
966#endif
967#ifdef FEAT_CMDL_INFO
968 need_flushbuf |= add_to_showcmd(*cp);
969#endif
970
971 if (!lit)
972 {
973#ifdef FEAT_DIGRAPHS
974 /* Typing CTRL-K gets a digraph. */
975 if (*cp == Ctrl_K
976 && ((nv_cmds[idx].cmd_flags & NV_LANG)
977 || cp == &ca.extra_char)
978 && vim_strchr(p_cpo, CPO_DIGRAPH) == NULL)
979 {
980 c = get_digraph(FALSE);
981 if (c > 0)
982 {
983 *cp = c;
984# ifdef FEAT_CMDL_INFO
985 /* Guessing how to update showcmd here... */
986 del_from_showcmd(3);
987 need_flushbuf |= add_to_showcmd(*cp);
988# endif
989 }
990 }
991#endif
992
993#ifdef FEAT_LANGMAP
994 /* adjust chars > 127, except after "tTfFr" commands */
995 LANGMAP_ADJUST(*cp, !lang);
996#endif
997#ifdef FEAT_RIGHTLEFT
998 /* adjust Hebrew mapped char */
999 if (p_hkmap && lang && KeyTyped)
1000 *cp = hkmap(*cp);
1001# ifdef FEAT_FKMAP
1002 /* adjust Farsi mapped char */
1003 if (p_fkmap && lang && KeyTyped)
1004 *cp = fkmap(*cp);
1005# endif
1006#endif
1007 }
1008
1009 /*
1010 * When the next character is CTRL-\ a following CTRL-N means the
1011 * command is aborted and we go to Normal mode.
1012 */
1013 if (cp == &ca.extra_char
1014 && ca.nchar == Ctrl_BSL
1015 && (ca.extra_char == Ctrl_N || ca.extra_char == Ctrl_G))
1016 {
1017 ca.cmdchar = Ctrl_BSL;
1018 ca.nchar = ca.extra_char;
1019 idx = find_command(ca.cmdchar);
1020 }
1021 else if (*cp == Ctrl_BSL)
1022 {
1023 long towait = (p_ttm >= 0 ? p_ttm : p_tm);
1024
1025 /* There is a busy wait here when typing "f<C-\>" and then
1026 * something different from CTRL-N. Can't be avoided. */
1027 while ((c = vpeekc()) <= 0 && towait > 0L)
1028 {
1029 do_sleep(towait > 50L ? 50L : towait);
1030 towait -= 50L;
1031 }
1032 if (c > 0)
1033 {
1034 c = safe_vgetc();
1035 if (c != Ctrl_N && c != Ctrl_G)
1036 vungetc(c);
1037 else
1038 {
1039 ca.cmdchar = Ctrl_BSL;
1040 ca.nchar = c;
1041 idx = find_command(ca.cmdchar);
1042 }
1043 }
1044 }
1045
1046#ifdef FEAT_MBYTE
1047 /* When getting a text character and the next character is a
1048 * multi-byte character, it could be a composing character.
1049 * However, don't wait for it to arrive. */
1050 while (enc_utf8 && lang && (c = vpeekc()) > 0
1051 && (c >= 0x100 || MB_BYTE2LEN(vpeekc()) > 1))
1052 {
1053 c = safe_vgetc();
1054 if (!utf_iscomposing(c))
1055 {
1056 vungetc(c); /* it wasn't, put it back */
1057 break;
1058 }
1059 else if (ca.ncharC1 == 0)
1060 ca.ncharC1 = c;
1061 else
1062 ca.ncharC2 = c;
1063 }
1064#endif
1065 }
1066 --no_mapping;
1067 --allow_keys;
1068 }
1069
1070#ifdef FEAT_CMDL_INFO
1071 /*
1072 * Flush the showcmd characters onto the screen so we can see them while
1073 * the command is being executed. Only do this when the shown command was
1074 * actually displayed, otherwise this will slow down a lot when executing
1075 * mappings.
1076 */
1077 if (need_flushbuf)
1078 out_flush();
1079#endif
Bram Moolenaar3918c952005-03-15 22:34:55 +00001080#ifdef FEAT_AUTOCMD
1081 did_cursorhold = FALSE;
1082#endif
Bram Moolenaar071d4272004-06-13 20:20:40 +00001083
1084 State = NORMAL;
1085
1086 if (ca.nchar == ESC)
1087 {
1088 clearop(oap);
1089 if (restart_edit == 0 && goto_im())
1090 restart_edit = 'a';
1091 goto normal_end;
1092 }
1093
Bram Moolenaarc0197e22004-09-13 20:26:32 +00001094 if (ca.cmdchar != K_IGNORE)
1095 {
1096 msg_didout = FALSE; /* don't scroll screen up for normal command */
1097 msg_col = 0;
1098 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00001099
1100#ifdef FEAT_VISUAL
1101 old_pos = curwin->w_cursor; /* remember where cursor was */
1102
1103 /* When 'keymodel' contains "startsel" some keys start Select/Visual
1104 * mode. */
1105 if (!VIsual_active && km_startsel)
1106 {
1107 if (nv_cmds[idx].cmd_flags & NV_SS)
1108 {
1109 start_selection();
1110 unshift_special(&ca);
1111 idx = find_command(ca.cmdchar);
1112 }
1113 else if ((nv_cmds[idx].cmd_flags & NV_SSS)
1114 && (mod_mask & MOD_MASK_SHIFT))
1115 {
1116 start_selection();
1117 mod_mask &= ~MOD_MASK_SHIFT;
1118 }
1119 }
1120#endif
1121
1122 /*
1123 * Execute the command!
1124 * Call the command function found in the commands table.
1125 */
1126 ca.arg = nv_cmds[idx].cmd_arg;
1127 (nv_cmds[idx].cmd_func)(&ca);
1128
1129 /*
1130 * If we didn't start or finish an operator, reset oap->regname, unless we
1131 * need it later.
1132 */
1133 if (!finish_op
1134 && !oap->op_type
1135 && (idx < 0 || !(nv_cmds[idx].cmd_flags & NV_KEEPREG)))
1136 {
1137 clearop(oap);
1138#ifdef FEAT_EVAL
1139 set_reg_var('"');
1140#endif
1141 }
1142
Bram Moolenaar293ee4d2004-12-09 21:34:53 +00001143 /* get the length of mapped chars again after typing a count, second
1144 * character or "z333<cr>". */
1145 if (old_mapped_len > 0)
1146 old_mapped_len = typebuf_maplen();
1147
Bram Moolenaar071d4272004-06-13 20:20:40 +00001148 /*
1149 * If an operation is pending, handle it...
1150 */
1151 do_pending_operator(&ca, old_col, FALSE);
1152
1153 /*
1154 * Wait for a moment when a message is displayed that will be overwritten
1155 * by the mode message.
1156 * In Visual mode and with "^O" in Insert mode, a short message will be
1157 * overwritten by the mode message. Wait a bit, until a key is hit.
1158 * In Visual mode, it's more important to keep the Visual area updated
1159 * than keeping a message (e.g. from a /pat search).
1160 * Only do this if the command was typed, not from a mapping.
1161 * Don't wait when emsg_silent is non-zero.
1162 * Also wait a bit after an error message, e.g. for "^O:".
1163 * Don't redraw the screen, it would remove the message.
1164 */
1165 if ( ((p_smd
1166 && (restart_edit != 0
1167#ifdef FEAT_VISUAL
1168 || (VIsual_active
1169 && old_pos.lnum == curwin->w_cursor.lnum
1170 && old_pos.col == curwin->w_cursor.col)
1171#endif
1172 )
1173 && (clear_cmdline
1174 || redraw_cmdline)
1175 && (msg_didout || (msg_didany && msg_scroll))
1176 && !msg_nowait
1177 && KeyTyped)
1178 || (restart_edit != 0
1179#ifdef FEAT_VISUAL
1180 && !VIsual_active
1181#endif
1182 && (msg_scroll
1183 || emsg_on_display)))
1184 && oap->regname == 0
1185 && !(ca.retval & CA_COMMAND_BUSY)
1186 && stuff_empty()
1187 && typebuf_typed()
1188 && emsg_silent == 0
1189 && !did_wait_return
1190 && oap->op_type == OP_NOP)
1191 {
1192 int save_State = State;
1193
1194 /* Draw the cursor with the right shape here */
1195 if (restart_edit != 0)
1196 State = INSERT;
1197
1198 /* If need to redraw, and there is a "keep_msg", redraw before the
1199 * delay */
1200 if (must_redraw && keep_msg != NULL && !emsg_on_display)
1201 {
1202 char_u *kmsg;
1203
1204 kmsg = keep_msg;
1205 keep_msg = NULL;
1206 /* showmode() will clear keep_msg, but we want to use it anyway */
1207 update_screen(0);
1208 /* now reset it, otherwise it's put in the history again */
1209 keep_msg = kmsg;
1210 msg_attr(kmsg, keep_msg_attr);
1211 vim_free(kmsg);
1212 }
1213 setcursor();
1214 cursor_on();
1215 out_flush();
1216 if (msg_scroll || emsg_on_display)
1217 ui_delay(1000L, TRUE); /* wait at least one second */
1218 ui_delay(3000L, FALSE); /* wait up to three seconds */
1219 State = save_State;
1220
1221 msg_scroll = FALSE;
1222 emsg_on_display = FALSE;
1223 }
1224
1225 /*
1226 * Finish up after executing a Normal mode command.
1227 */
1228normal_end:
1229
1230 msg_nowait = FALSE;
1231
1232 /* Reset finish_op, in case it was set */
1233#ifdef CURSOR_SHAPE
1234 c = finish_op;
1235#endif
1236 finish_op = FALSE;
1237#ifdef CURSOR_SHAPE
1238 /* Redraw the cursor with another shape, if we were in Operator-pending
1239 * mode or did a replace command. */
1240 if (c || ca.cmdchar == 'r')
1241 {
1242 ui_cursor_shape(); /* may show different cursor shape */
1243# ifdef FEAT_MOUSESHAPE
1244 update_mouseshape(-1);
1245# endif
1246 }
1247#endif
1248
1249#ifdef FEAT_CMDL_INFO
1250 if (oap->op_type == OP_NOP && oap->regname == 0)
1251 clear_showcmd();
1252#endif
1253
1254 checkpcmark(); /* check if we moved since setting pcmark */
1255 vim_free(ca.searchbuf);
1256
1257#ifdef FEAT_MBYTE
1258 if (has_mbyte)
1259 mb_adjust_cursor();
1260#endif
1261
1262#ifdef FEAT_SCROLLBIND
1263 if (curwin->w_p_scb && toplevel)
1264 {
1265 validate_cursor(); /* may need to update w_leftcol */
1266 do_check_scrollbind(TRUE);
1267 }
1268#endif
1269
1270 /*
1271 * May restart edit(), if we got here with CTRL-O in Insert mode (but not
1272 * if still inside a mapping that started in Visual mode).
1273 * May switch from Visual to Select mode after CTRL-O command.
1274 */
1275 if ( oap->op_type == OP_NOP
1276#ifdef FEAT_VISUAL
1277 && ((restart_edit != 0 && !VIsual_active && old_mapped_len == 0)
1278 || restart_VIsual_select == 1)
1279#endif
1280 && !(ca.retval & CA_COMMAND_BUSY)
1281 && stuff_empty()
1282 && oap->regname == 0)
1283 {
1284#ifdef FEAT_VISUAL
1285 if (restart_VIsual_select == 1)
1286 {
1287 VIsual_select = TRUE;
1288 showmode();
1289 restart_VIsual_select = 0;
1290 }
1291#endif
1292 if (restart_edit != 0
1293#ifdef FEAT_VISUAL
1294 && !VIsual_active
1295#endif
1296 && old_mapped_len == 0)
1297 (void)edit(restart_edit, FALSE, 1L);
1298 }
1299
1300#ifdef FEAT_VISUAL
1301 if (restart_VIsual_select == 2)
1302 restart_VIsual_select = 1;
1303#endif
1304
1305 /* Save count before an operator for next time. */
1306 opcount = ca.opcount;
1307}
1308
1309/*
1310 * Handle an operator after visual mode or when the movement is finished
1311 */
1312 void
1313do_pending_operator(cap, old_col, gui_yank)
1314 cmdarg_T *cap;
1315 int old_col;
1316 int gui_yank;
1317{
1318 oparg_T *oap = cap->oap;
1319 pos_T old_cursor;
1320 int empty_region_error;
1321 int restart_edit_save;
1322
1323#ifdef FEAT_VISUAL
1324 /* The visual area is remembered for redo */
1325 static int redo_VIsual_mode = NUL; /* 'v', 'V', or Ctrl-V */
1326 static linenr_T redo_VIsual_line_count; /* number of lines */
1327 static colnr_T redo_VIsual_col; /* number of cols or end column */
1328 static long redo_VIsual_count; /* count for Visual operator */
1329# ifdef FEAT_VIRTUALEDIT
1330 int include_line_break = FALSE;
1331# endif
1332#endif
1333
1334#if defined(FEAT_CLIPBOARD)
1335 /*
1336 * Yank the visual area into the GUI selection register before we operate
1337 * on it and lose it forever.
1338 * Don't do it if a specific register was specified, so that ""x"*P works.
1339 * This could call do_pending_operator() recursively, but that's OK
1340 * because gui_yank will be TRUE for the nested call.
1341 */
1342 if (clip_star.available
1343 && oap->op_type != OP_NOP
1344 && !gui_yank
1345# ifdef FEAT_VISUAL
1346 && VIsual_active
1347 && !redo_VIsual_busy
1348# endif
1349 && oap->regname == 0)
1350 clip_auto_select();
1351#endif
1352 old_cursor = curwin->w_cursor;
1353
1354 /*
1355 * If an operation is pending, handle it...
1356 */
1357 if ((finish_op
1358#ifdef FEAT_VISUAL
1359 || VIsual_active
1360#endif
1361 ) && oap->op_type != OP_NOP)
1362 {
1363#ifdef FEAT_VISUAL
1364 oap->is_VIsual = VIsual_active;
1365 if (oap->motion_force == 'V')
1366 oap->motion_type = MLINE;
1367 else if (oap->motion_force == 'v')
1368 {
1369 /* If the motion was linewise, "inclusive" will not have been set.
1370 * Use "exclusive" to be consistent. Makes "dvj" work nice. */
1371 if (oap->motion_type == MLINE)
1372 oap->inclusive = FALSE;
1373 /* If the motion already was characterwise, toggle "inclusive" */
1374 else if (oap->motion_type == MCHAR)
1375 oap->inclusive = !oap->inclusive;
1376 oap->motion_type = MCHAR;
1377 }
1378 else if (oap->motion_force == Ctrl_V)
1379 {
1380 /* Change line- or characterwise motion into Visual block mode. */
1381 VIsual_active = TRUE;
1382 VIsual = oap->start;
1383 VIsual_mode = Ctrl_V;
1384 VIsual_select = FALSE;
1385 VIsual_reselect = FALSE;
1386 }
1387#endif
1388
1389 /* only redo yank when 'y' flag is in 'cpoptions' */
1390 /* never redo "zf" (define fold) */
1391 if ((vim_strchr(p_cpo, CPO_YANK) != NULL || oap->op_type != OP_YANK)
1392#ifdef FEAT_VISUAL
1393 && (!VIsual_active || oap->motion_force)
1394#endif
Bram Moolenaar4399ef42005-02-12 14:29:27 +00001395 && cap->cmdchar != 'D'
Bram Moolenaar071d4272004-06-13 20:20:40 +00001396#ifdef FEAT_FOLDING
1397 && oap->op_type != OP_FOLD
1398 && oap->op_type != OP_FOLDOPEN
1399 && oap->op_type != OP_FOLDOPENREC
1400 && oap->op_type != OP_FOLDCLOSE
1401 && oap->op_type != OP_FOLDCLOSEREC
1402 && oap->op_type != OP_FOLDDEL
1403 && oap->op_type != OP_FOLDDELREC
1404#endif
1405 )
1406 {
1407 prep_redo(oap->regname, cap->count0,
1408 get_op_char(oap->op_type), get_extra_op_char(oap->op_type),
1409 oap->motion_force, cap->cmdchar, cap->nchar);
1410 if (cap->cmdchar == '/' || cap->cmdchar == '?') /* was a search */
1411 {
1412 /*
1413 * If 'cpoptions' does not contain 'r', insert the search
1414 * pattern to really repeat the same command.
1415 */
1416 if (vim_strchr(p_cpo, CPO_REDO) == NULL)
1417 AppendToRedobuffLit(cap->searchbuf);
1418 AppendToRedobuff(NL_STR);
1419 }
1420 else if (cap->cmdchar == ':')
1421 {
1422 /* do_cmdline() has stored the first typed line in
1423 * "repeat_cmdline". When several lines are typed repeating
1424 * won't be possible. */
1425 if (repeat_cmdline == NULL)
1426 ResetRedobuff();
1427 else
1428 {
1429 AppendToRedobuffLit(repeat_cmdline);
1430 AppendToRedobuff(NL_STR);
1431 vim_free(repeat_cmdline);
1432 repeat_cmdline = NULL;
1433 }
1434 }
1435 }
1436
1437#ifdef FEAT_VISUAL
1438 if (redo_VIsual_busy)
1439 {
1440 oap->start = curwin->w_cursor;
1441 curwin->w_cursor.lnum += redo_VIsual_line_count - 1;
1442 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
1443 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
1444 VIsual_mode = redo_VIsual_mode;
1445 if (VIsual_mode == 'v')
1446 {
1447 if (redo_VIsual_line_count <= 1)
1448 curwin->w_cursor.col += redo_VIsual_col - 1;
1449 else
1450 curwin->w_cursor.col = redo_VIsual_col;
1451 }
1452 if (redo_VIsual_col == MAXCOL)
1453 {
1454 curwin->w_curswant = MAXCOL;
1455 coladvance((colnr_T)MAXCOL);
1456 }
1457 cap->count0 = redo_VIsual_count;
1458 if (redo_VIsual_count != 0)
1459 cap->count1 = redo_VIsual_count;
1460 else
1461 cap->count1 = 1;
1462 }
1463 else if (VIsual_active)
1464 {
1465 /* Save the current VIsual area for '< and '> marks, and "gv" */
1466 curbuf->b_visual_start = VIsual;
1467 curbuf->b_visual_end = curwin->w_cursor;
1468 curbuf->b_visual_mode = VIsual_mode;
1469# ifdef FEAT_EVAL
1470 curbuf->b_visual_mode_eval = VIsual_mode;
1471# endif
1472 curbuf->b_visual_curswant = curwin->w_curswant;
1473
1474 /* In Select mode, a linewise selection is operated upon like a
1475 * characterwise selection. */
1476 if (VIsual_select && VIsual_mode == 'V')
1477 {
1478 if (lt(VIsual, curwin->w_cursor))
1479 {
1480 VIsual.col = 0;
1481 curwin->w_cursor.col =
1482 (colnr_T)STRLEN(ml_get(curwin->w_cursor.lnum));
1483 }
1484 else
1485 {
1486 curwin->w_cursor.col = 0;
1487 VIsual.col = (colnr_T)STRLEN(ml_get(VIsual.lnum));
1488 }
1489 VIsual_mode = 'v';
1490 }
1491 /* If 'selection' is "exclusive", backup one character for
1492 * charwise selections. */
1493 else if (VIsual_mode == 'v')
1494 {
1495# ifdef FEAT_VIRTUALEDIT
1496 include_line_break =
1497# endif
1498 unadjust_for_sel();
1499 }
1500
1501 oap->start = VIsual;
1502 if (VIsual_mode == 'V')
1503 oap->start.col = 0;
1504 }
1505#endif /* FEAT_VISUAL */
1506
1507 /*
1508 * Set oap->start to the first position of the operated text, oap->end
1509 * to the end of the operated text. w_cursor is equal to oap->start.
1510 */
1511 if (lt(oap->start, curwin->w_cursor))
1512 {
1513#ifdef FEAT_FOLDING
1514 /* Include folded lines completely. */
1515 if (!VIsual_active)
1516 {
1517 if (hasFolding(oap->start.lnum, &oap->start.lnum, NULL))
1518 oap->start.col = 0;
1519 if (hasFolding(curwin->w_cursor.lnum, NULL,
1520 &curwin->w_cursor.lnum))
1521 curwin->w_cursor.col = (colnr_T)STRLEN(ml_get_curline());
1522 }
1523#endif
1524 oap->end = curwin->w_cursor;
1525 curwin->w_cursor = oap->start;
1526
1527 /* w_virtcol may have been updated; if the cursor goes back to its
1528 * previous position w_virtcol becomes invalid and isn't updated
1529 * automatically. */
1530 curwin->w_valid &= ~VALID_VIRTCOL;
1531 }
1532 else
1533 {
1534#ifdef FEAT_FOLDING
1535 /* Include folded lines completely. */
1536 if (!VIsual_active && oap->motion_type == MLINE)
1537 {
1538 if (hasFolding(curwin->w_cursor.lnum, &curwin->w_cursor.lnum,
1539 NULL))
1540 curwin->w_cursor.col = 0;
1541 if (hasFolding(oap->start.lnum, NULL, &oap->start.lnum))
1542 oap->start.col = (colnr_T)STRLEN(ml_get(oap->start.lnum));
1543 }
1544#endif
1545 oap->end = oap->start;
1546 oap->start = curwin->w_cursor;
1547 }
1548
1549 oap->line_count = oap->end.lnum - oap->start.lnum + 1;
1550
1551#ifdef FEAT_VIRTUALEDIT
1552 /* Set "virtual_op" before resetting VIsual_active. */
1553 virtual_op = virtual_active();
1554#endif
1555
1556#ifdef FEAT_VISUAL
1557 if (VIsual_active || redo_VIsual_busy)
1558 {
1559 if (VIsual_mode == Ctrl_V) /* block mode */
1560 {
1561 colnr_T start, end;
1562
1563 oap->block_mode = TRUE;
1564
1565 getvvcol(curwin, &(oap->start),
1566 &oap->start_vcol, NULL, &oap->end_vcol);
1567 if (!redo_VIsual_busy)
1568 {
1569 getvvcol(curwin, &(oap->end), &start, NULL, &end);
1570
1571 if (start < oap->start_vcol)
1572 oap->start_vcol = start;
1573 if (end > oap->end_vcol)
1574 {
1575 if (*p_sel == 'e' && start >= 1
1576 && start - 1 >= oap->end_vcol)
1577 oap->end_vcol = start - 1;
1578 else
1579 oap->end_vcol = end;
1580 }
1581 }
1582
1583 /* if '$' was used, get oap->end_vcol from longest line */
1584 if (curwin->w_curswant == MAXCOL)
1585 {
1586 curwin->w_cursor.col = MAXCOL;
1587 oap->end_vcol = 0;
1588 for (curwin->w_cursor.lnum = oap->start.lnum;
1589 curwin->w_cursor.lnum <= oap->end.lnum;
1590 ++curwin->w_cursor.lnum)
1591 {
1592 getvvcol(curwin, &curwin->w_cursor, NULL, NULL, &end);
1593 if (end > oap->end_vcol)
1594 oap->end_vcol = end;
1595 }
1596 }
1597 else if (redo_VIsual_busy)
1598 oap->end_vcol = oap->start_vcol + redo_VIsual_col - 1;
1599 /*
1600 * Correct oap->end.col and oap->start.col to be the
1601 * upper-left and lower-right corner of the block area.
1602 *
1603 * (Actually, this does convert column positions into character
1604 * positions)
1605 */
1606 curwin->w_cursor.lnum = oap->end.lnum;
1607 coladvance(oap->end_vcol);
1608 oap->end = curwin->w_cursor;
1609
1610 curwin->w_cursor = oap->start;
1611 coladvance(oap->start_vcol);
1612 oap->start = curwin->w_cursor;
1613 }
1614
1615 if (!redo_VIsual_busy && !gui_yank)
1616 {
1617 /*
1618 * Prepare to reselect and redo Visual: this is based on the
1619 * size of the Visual text
1620 */
1621 resel_VIsual_mode = VIsual_mode;
1622 if (curwin->w_curswant == MAXCOL)
1623 resel_VIsual_col = MAXCOL;
1624 else if (VIsual_mode == Ctrl_V)
1625 resel_VIsual_col = oap->end_vcol - oap->start_vcol + 1;
1626 else if (oap->line_count > 1)
1627 resel_VIsual_col = oap->end.col;
1628 else
1629 resel_VIsual_col = oap->end.col - oap->start.col + 1;
1630 resel_VIsual_line_count = oap->line_count;
1631 }
1632
1633 /* can't redo yank (unless 'y' is in 'cpoptions') and ":" */
1634 if ((vim_strchr(p_cpo, CPO_YANK) != NULL || oap->op_type != OP_YANK)
1635 && oap->op_type != OP_COLON
1636#ifdef FEAT_FOLDING
1637 && oap->op_type != OP_FOLD
1638 && oap->op_type != OP_FOLDOPEN
1639 && oap->op_type != OP_FOLDOPENREC
1640 && oap->op_type != OP_FOLDCLOSE
1641 && oap->op_type != OP_FOLDCLOSEREC
1642 && oap->op_type != OP_FOLDDEL
1643 && oap->op_type != OP_FOLDDELREC
1644#endif
1645 && oap->motion_force == NUL
1646 )
1647 {
1648 /* Prepare for redoing. Only use the nchar field for "r",
1649 * otherwise it might be the second char of the operator. */
1650 prep_redo(oap->regname, 0L, NUL, 'v',
1651 get_op_char(oap->op_type),
1652 get_extra_op_char(oap->op_type),
1653 oap->op_type == OP_REPLACE ? cap->nchar : NUL);
1654 if (!redo_VIsual_busy)
1655 {
1656 redo_VIsual_mode = resel_VIsual_mode;
1657 redo_VIsual_col = resel_VIsual_col;
1658 redo_VIsual_line_count = resel_VIsual_line_count;
1659 redo_VIsual_count = cap->count0;
1660 }
1661 }
1662
1663 /*
1664 * oap->inclusive defaults to TRUE.
1665 * If oap->end is on a NUL (empty line) oap->inclusive becomes
1666 * FALSE. This makes "d}P" and "v}dP" work the same.
1667 */
1668 if (oap->motion_force == NUL || oap->motion_type == MLINE)
1669 oap->inclusive = TRUE;
1670 if (VIsual_mode == 'V')
1671 oap->motion_type = MLINE;
1672 else
1673 {
1674 oap->motion_type = MCHAR;
1675 if (VIsual_mode != Ctrl_V && *ml_get_pos(&(oap->end)) == NUL
1676# ifdef FEAT_VIRTUALEDIT
1677 && (include_line_break || !virtual_op)
1678# endif
1679 )
1680 {
1681 oap->inclusive = FALSE;
1682 /* Try to include the newline, unless it's an operator
1683 * that works on lines only */
1684 if (*p_sel != 'o'
1685 && !op_on_lines(oap->op_type)
1686 && oap->end.lnum < curbuf->b_ml.ml_line_count)
1687 {
1688 ++oap->end.lnum;
1689 oap->end.col = 0;
1690# ifdef FEAT_VIRTUALEDIT
1691 oap->end.coladd = 0;
1692# endif
1693 ++oap->line_count;
1694 }
1695 }
1696 }
1697
1698 redo_VIsual_busy = FALSE;
1699 /*
1700 * Switch Visual off now, so screen updating does
1701 * not show inverted text when the screen is redrawn.
1702 * With OP_YANK and sometimes with OP_COLON and OP_FILTER there is
1703 * no screen redraw, so it is done here to remove the inverted
1704 * part.
1705 */
1706 if (!gui_yank)
1707 {
1708 VIsual_active = FALSE;
1709# ifdef FEAT_MOUSE
1710 setmouse();
1711 mouse_dragging = 0;
1712# endif
1713 if (p_smd)
1714 clear_cmdline = TRUE; /* unshow visual mode later */
1715#ifdef FEAT_CMDL_INFO
1716 else
1717 clear_showcmd();
1718#endif
1719 if ((oap->op_type == OP_YANK
1720 || oap->op_type == OP_COLON
1721 || oap->op_type == OP_FILTER)
1722 && oap->motion_force == NUL)
1723 redraw_curbuf_later(INVERTED);
1724 }
1725 }
1726#endif
1727
1728#ifdef FEAT_MBYTE
1729 /* Include the trailing byte of a multi-byte char. */
1730 if (has_mbyte && oap->inclusive)
1731 {
1732 int l;
1733
Bram Moolenaar0fa313a2005-08-10 21:07:57 +00001734 l = (*mb_ptr2len)(ml_get_pos(&oap->end));
Bram Moolenaar071d4272004-06-13 20:20:40 +00001735 if (l > 1)
1736 oap->end.col += l - 1;
1737 }
1738#endif
1739 curwin->w_set_curswant = TRUE;
1740
1741 /*
1742 * oap->empty is set when start and end are the same. The inclusive
1743 * flag affects this too, unless yanking and the end is on a NUL.
1744 */
1745 oap->empty = (oap->motion_type == MCHAR
1746 && (!oap->inclusive
1747 || (oap->op_type == OP_YANK
1748 && gchar_pos(&oap->end) == NUL))
1749 && equalpos(oap->start, oap->end)
1750#ifdef FEAT_VIRTUALEDIT
1751 && !(virtual_op && oap->start.coladd != oap->end.coladd)
1752#endif
1753 );
1754 /*
1755 * For delete, change and yank, it's an error to operate on an
1756 * empty region, when 'E' included in 'cpoptions' (Vi compatible).
1757 */
1758 empty_region_error = (oap->empty
1759 && vim_strchr(p_cpo, CPO_EMPTYREGION) != NULL);
1760
1761#ifdef FEAT_VISUAL
1762 /* Force a redraw when operating on an empty Visual region, when
1763 * 'modifiable is off or creating a fold. */
1764 if (oap->is_VIsual && (oap->empty || !curbuf->b_p_ma
1765# ifdef FEAT_FOLDING
1766 || oap->op_type == OP_FOLD
1767# endif
1768 ))
1769 redraw_curbuf_later(INVERTED);
1770#endif
1771
1772 /*
1773 * If the end of an operator is in column one while oap->motion_type
1774 * is MCHAR and oap->inclusive is FALSE, we put op_end after the last
1775 * character in the previous line. If op_start is on or before the
1776 * first non-blank in the line, the operator becomes linewise
1777 * (strange, but that's the way vi does it).
1778 */
1779 if ( oap->motion_type == MCHAR
1780 && oap->inclusive == FALSE
1781 && !(cap->retval & CA_NO_ADJ_OP_END)
1782 && oap->end.col == 0
1783#ifdef FEAT_VISUAL
1784 && (!oap->is_VIsual || *p_sel == 'o')
Bram Moolenaar34114692005-01-02 11:28:13 +00001785 && !oap->block_mode
Bram Moolenaar071d4272004-06-13 20:20:40 +00001786#endif
1787 && oap->line_count > 1)
1788 {
1789 oap->end_adjusted = TRUE; /* remember that we did this */
1790 --oap->line_count;
1791 --oap->end.lnum;
1792 if (inindent(0))
1793 oap->motion_type = MLINE;
1794 else
1795 {
1796 oap->end.col = (colnr_T)STRLEN(ml_get(oap->end.lnum));
1797 if (oap->end.col)
1798 {
1799 --oap->end.col;
1800 oap->inclusive = TRUE;
1801 }
1802 }
1803 }
1804 else
1805 oap->end_adjusted = FALSE;
1806
1807 switch (oap->op_type)
1808 {
1809 case OP_LSHIFT:
1810 case OP_RSHIFT:
1811 op_shift(oap, TRUE,
1812#ifdef FEAT_VISUAL
1813 oap->is_VIsual ? (int)cap->count1 :
1814#endif
1815 1);
1816 auto_format(FALSE, TRUE);
1817 break;
1818
1819 case OP_JOIN_NS:
1820 case OP_JOIN:
1821 if (oap->line_count < 2)
1822 oap->line_count = 2;
1823 if (curwin->w_cursor.lnum + oap->line_count - 1 >
1824 curbuf->b_ml.ml_line_count)
1825 beep_flush();
1826 else
1827 {
1828 do_do_join(oap->line_count, oap->op_type == OP_JOIN);
1829 auto_format(FALSE, TRUE);
1830 }
1831 break;
1832
1833 case OP_DELETE:
1834#ifdef FEAT_VISUAL
1835 VIsual_reselect = FALSE; /* don't reselect now */
1836#endif
1837 if (empty_region_error)
1838 vim_beep();
1839 else
1840 {
1841 (void)op_delete(oap);
1842 if (oap->motion_type == MLINE && has_format_option(FO_AUTO))
1843 u_save_cursor(); /* cursor line wasn't saved yet */
1844 auto_format(FALSE, TRUE);
1845 }
1846 break;
1847
1848 case OP_YANK:
1849 if (empty_region_error)
1850 {
1851 if (!gui_yank)
1852 vim_beep();
1853 }
1854 else
1855 (void)op_yank(oap, FALSE, !gui_yank);
1856 check_cursor_col();
1857 break;
1858
1859 case OP_CHANGE:
1860#ifdef FEAT_VISUAL
1861 VIsual_reselect = FALSE; /* don't reselect now */
1862#endif
1863 if (empty_region_error)
1864 vim_beep();
1865 else
1866 {
1867 /* This is a new edit command, not a restart. Need to
1868 * remember it to make 'insertmode' work with mappings for
1869 * Visual mode. But do this only once and not when typed and
1870 * 'insertmode' isn't set. */
1871 if (p_im || !KeyTyped)
1872 restart_edit_save = restart_edit;
1873 else
1874 restart_edit_save = 0;
1875 restart_edit = 0;
1876 /* Reset finish_op now, don't want it set inside edit(). */
1877 finish_op = FALSE;
1878 if (op_change(oap)) /* will call edit() */
1879 cap->retval |= CA_COMMAND_BUSY;
1880 if (restart_edit == 0)
1881 restart_edit = restart_edit_save;
1882 }
1883 break;
1884
1885 case OP_FILTER:
1886 if (vim_strchr(p_cpo, CPO_FILTER) != NULL)
1887 AppendToRedobuff((char_u *)"!\r"); /* use any last used !cmd */
1888 else
1889 bangredo = TRUE; /* do_bang() will put cmd in redo buffer */
1890
1891 case OP_INDENT:
1892 case OP_COLON:
1893
1894#if defined(FEAT_LISP) || defined(FEAT_CINDENT)
1895 /*
1896 * If 'equalprg' is empty, do the indenting internally.
1897 */
1898 if (oap->op_type == OP_INDENT && *get_equalprg() == NUL)
1899 {
1900# ifdef FEAT_LISP
1901 if (curbuf->b_p_lisp)
1902 {
1903 op_reindent(oap, get_lisp_indent);
1904 break;
1905 }
1906# endif
1907# ifdef FEAT_CINDENT
1908 op_reindent(oap,
1909# ifdef FEAT_EVAL
1910 *curbuf->b_p_inde != NUL ? get_expr_indent :
1911# endif
1912 get_c_indent);
1913 break;
1914# endif
1915 }
1916#endif
1917
1918 op_colon(oap);
1919 break;
1920
1921 case OP_TILDE:
1922 case OP_UPPER:
1923 case OP_LOWER:
1924 case OP_ROT13:
1925 if (empty_region_error)
1926 vim_beep();
1927 else
1928 op_tilde(oap);
1929 check_cursor_col();
1930 break;
1931
1932 case OP_FORMAT:
1933 if (*p_fp != NUL)
1934 op_colon(oap); /* use external command */
1935 else
1936 op_format(oap, FALSE); /* use internal function */
1937 break;
1938
1939 case OP_FORMAT2:
1940 op_format(oap, TRUE); /* use internal function */
1941 break;
1942
1943 case OP_INSERT:
1944 case OP_APPEND:
1945#ifdef FEAT_VISUAL
1946 VIsual_reselect = FALSE; /* don't reselect now */
1947#endif
1948#ifdef FEAT_VISUALEXTRA
1949 if (empty_region_error)
1950 vim_beep();
1951 else
1952 {
1953 /* This is a new edit command, not a restart. Need to
1954 * remember it to make 'insertmode' work with mappings for
1955 * Visual mode. But do this only once. */
1956 restart_edit_save = restart_edit;
1957 restart_edit = 0;
1958
1959 op_insert(oap, cap->count1);
1960
1961 /* TODO: when inserting in several lines, should format all
1962 * the lines. */
1963 auto_format(FALSE, TRUE);
1964
1965 if (restart_edit == 0)
1966 restart_edit = restart_edit_save;
1967 }
1968#else
1969 vim_beep();
1970#endif
1971 break;
1972
1973 case OP_REPLACE:
1974#ifdef FEAT_VISUAL
1975 VIsual_reselect = FALSE; /* don't reselect now */
1976#endif
1977#ifdef FEAT_VISUALEXTRA
1978 if (empty_region_error)
1979#endif
1980 vim_beep();
1981#ifdef FEAT_VISUALEXTRA
1982 else
1983 op_replace(oap, cap->nchar);
1984#endif
1985 break;
1986
1987#ifdef FEAT_FOLDING
1988 case OP_FOLD:
1989 VIsual_reselect = FALSE; /* don't reselect now */
1990 foldCreate(oap->start.lnum, oap->end.lnum);
1991 break;
1992
1993 case OP_FOLDOPEN:
1994 case OP_FOLDOPENREC:
1995 case OP_FOLDCLOSE:
1996 case OP_FOLDCLOSEREC:
1997 VIsual_reselect = FALSE; /* don't reselect now */
1998 opFoldRange(oap->start.lnum, oap->end.lnum,
1999 oap->op_type == OP_FOLDOPEN
2000 || oap->op_type == OP_FOLDOPENREC,
2001 oap->op_type == OP_FOLDOPENREC
2002 || oap->op_type == OP_FOLDCLOSEREC,
2003 oap->is_VIsual);
2004 break;
2005
2006 case OP_FOLDDEL:
2007 case OP_FOLDDELREC:
2008 VIsual_reselect = FALSE; /* don't reselect now */
2009 deleteFold(oap->start.lnum, oap->end.lnum,
2010 oap->op_type == OP_FOLDDELREC, oap->is_VIsual);
2011 break;
2012#endif
2013 default:
2014 clearopbeep(oap);
2015 }
2016#ifdef FEAT_VIRTUALEDIT
2017 virtual_op = MAYBE;
2018#endif
2019 if (!gui_yank)
2020 {
2021 /*
2022 * if 'sol' not set, go back to old column for some commands
2023 */
2024 if (!p_sol && oap->motion_type == MLINE && !oap->end_adjusted
2025 && (oap->op_type == OP_LSHIFT || oap->op_type == OP_RSHIFT
2026 || oap->op_type == OP_DELETE))
2027 coladvance(curwin->w_curswant = old_col);
2028 }
2029 else
2030 {
2031 curwin->w_cursor = old_cursor;
2032 }
2033#ifdef FEAT_VISUAL
2034 oap->block_mode = FALSE;
2035#endif
2036 clearop(oap);
2037 }
2038}
2039
2040/*
2041 * Handle indent and format operators and visual mode ":".
2042 */
2043 static void
2044op_colon(oap)
2045 oparg_T *oap;
2046{
2047 stuffcharReadbuff(':');
2048#ifdef FEAT_VISUAL
2049 if (oap->is_VIsual)
2050 stuffReadbuff((char_u *)"'<,'>");
2051 else
2052#endif
2053 {
2054 /*
2055 * Make the range look nice, so it can be repeated.
2056 */
2057 if (oap->start.lnum == curwin->w_cursor.lnum)
2058 stuffcharReadbuff('.');
2059 else
2060 stuffnumReadbuff((long)oap->start.lnum);
2061 if (oap->end.lnum != oap->start.lnum)
2062 {
2063 stuffcharReadbuff(',');
2064 if (oap->end.lnum == curwin->w_cursor.lnum)
2065 stuffcharReadbuff('.');
2066 else if (oap->end.lnum == curbuf->b_ml.ml_line_count)
2067 stuffcharReadbuff('$');
2068 else if (oap->start.lnum == curwin->w_cursor.lnum)
2069 {
2070 stuffReadbuff((char_u *)".+");
2071 stuffnumReadbuff((long)oap->line_count - 1);
2072 }
2073 else
2074 stuffnumReadbuff((long)oap->end.lnum);
2075 }
2076 }
2077 if (oap->op_type != OP_COLON)
2078 stuffReadbuff((char_u *)"!");
2079 if (oap->op_type == OP_INDENT)
2080 {
2081#ifndef FEAT_CINDENT
2082 if (*get_equalprg() == NUL)
2083 stuffReadbuff((char_u *)"indent");
2084 else
2085#endif
2086 stuffReadbuff(get_equalprg());
2087 stuffReadbuff((char_u *)"\n");
2088 }
2089 else if (oap->op_type == OP_FORMAT)
2090 {
2091 if (*p_fp == NUL)
2092 stuffReadbuff((char_u *)"fmt");
2093 else
2094 stuffReadbuff(p_fp);
Bram Moolenaar4317d9b2005-03-18 20:25:31 +00002095 stuffReadbuff((char_u *)"\n']");
Bram Moolenaar071d4272004-06-13 20:20:40 +00002096 }
2097
2098 /*
2099 * do_cmdline() does the rest
2100 */
2101}
2102
2103#if defined(FEAT_MOUSE) || defined(PROTO)
2104/*
2105 * Do the appropriate action for the current mouse click in the current mode.
2106 * Not used for Command-line mode.
2107 *
2108 * Normal Mode:
2109 * event modi- position visual change action
2110 * fier cursor window
2111 * left press - yes end yes
2112 * left press C yes end yes "^]" (2)
2113 * left press S yes end yes "*" (2)
2114 * left drag - yes start if moved no
2115 * left relse - yes start if moved no
2116 * middle press - yes if not active no put register
2117 * middle press - yes if active no yank and put
2118 * right press - yes start or extend yes
2119 * right press S yes no change yes "#" (2)
2120 * right drag - yes extend no
2121 * right relse - yes extend no
2122 *
2123 * Insert or Replace Mode:
2124 * event modi- position visual change action
2125 * fier cursor window
2126 * left press - yes (cannot be active) yes
2127 * left press C yes (cannot be active) yes "CTRL-O^]" (2)
2128 * left press S yes (cannot be active) yes "CTRL-O*" (2)
2129 * left drag - yes start or extend (1) no CTRL-O (1)
2130 * left relse - yes start or extend (1) no CTRL-O (1)
2131 * middle press - no (cannot be active) no put register
2132 * right press - yes start or extend yes CTRL-O
2133 * right press S yes (cannot be active) yes "CTRL-O#" (2)
2134 *
2135 * (1) only if mouse pointer moved since press
2136 * (2) only if click is in same buffer
2137 *
2138 * Return TRUE if start_arrow() should be called for edit mode.
2139 */
2140 int
2141do_mouse(oap, c, dir, count, fixindent)
2142 oparg_T *oap; /* operator argument, can be NULL */
2143 int c; /* K_LEFTMOUSE, etc */
2144 int dir; /* Direction to 'put' if necessary */
2145 long count;
2146 int fixindent; /* PUT_FIXINDENT if fixing indent necessary */
2147{
2148 static int do_always = FALSE; /* ignore 'mouse' setting next time */
2149 static int got_click = FALSE; /* got a click some time back */
2150
2151 int which_button; /* MOUSE_LEFT, _MIDDLE or _RIGHT */
2152 int is_click; /* If FALSE it's a drag or release event */
2153 int is_drag; /* If TRUE it's a drag event */
2154 int jump_flags = 0; /* flags for jump_to_mouse() */
2155 pos_T start_visual;
2156 int moved; /* Has cursor moved? */
2157 int in_status_line; /* mouse in status line */
2158#ifdef FEAT_VERTSPLIT
2159 int in_sep_line; /* mouse in vertical separator line */
2160#endif
2161 int c1, c2;
2162#if defined(FEAT_FOLDING)
2163 pos_T save_cursor;
2164#endif
2165 win_T *old_curwin = curwin;
2166#ifdef FEAT_VISUAL
2167 static pos_T orig_cursor;
2168 colnr_T leftcol, rightcol;
2169 pos_T end_visual;
2170 int diff;
2171 int old_active = VIsual_active;
2172 int old_mode = VIsual_mode;
2173#endif
2174 int regname;
2175
2176#if defined(FEAT_FOLDING)
2177 save_cursor = curwin->w_cursor;
2178#endif
2179
2180 /*
2181 * When GUI is active, always recognize mouse events, otherwise:
2182 * - Ignore mouse event in normal mode if 'mouse' doesn't include 'n'.
2183 * - Ignore mouse event in visual mode if 'mouse' doesn't include 'v'.
2184 * - For command line and insert mode 'mouse' is checked before calling
2185 * do_mouse().
2186 */
2187 if (do_always)
2188 do_always = FALSE;
2189 else
2190#ifdef FEAT_GUI
2191 if (!gui.in_use)
2192#endif
2193 {
2194#ifdef FEAT_VISUAL
2195 if (VIsual_active)
2196 {
2197 if (!mouse_has(MOUSE_VISUAL))
2198 return FALSE;
2199 }
2200 else
2201#endif
2202 if (State == NORMAL && !mouse_has(MOUSE_NORMAL))
2203 return FALSE;
2204 }
2205
2206 which_button = get_mouse_button(KEY2TERMCAP1(c), &is_click, &is_drag);
2207
2208#ifdef FEAT_MOUSESHAPE
2209 /* May have stopped dragging the status or separator line. The pointer is
2210 * most likely still on the status or separator line. */
2211 if (!is_drag && drag_status_line)
2212 {
2213 drag_status_line = FALSE;
2214 update_mouseshape(SHAPE_IDX_STATUS);
2215 }
2216# ifdef FEAT_VERTSPLIT
2217 if (!is_drag && drag_sep_line)
2218 {
2219 drag_sep_line = FALSE;
2220 update_mouseshape(SHAPE_IDX_VSEP);
2221 }
2222# endif
2223#endif
2224
2225 /*
2226 * Ignore drag and release events if we didn't get a click.
2227 */
2228 if (is_click)
2229 got_click = TRUE;
2230 else
2231 {
2232 if (!got_click) /* didn't get click, ignore */
2233 return FALSE;
2234 if (!is_drag) /* release, reset got_click */
2235 got_click = FALSE;
2236 }
2237
2238 /*
2239 * ALT is currently ignored
2240 */
2241 if ((mod_mask & MOD_MASK_ALT))
2242 return FALSE;
2243
2244 /*
2245 * CTRL right mouse button does CTRL-T
2246 */
2247 if (is_click && (mod_mask & MOD_MASK_CTRL) && which_button == MOUSE_RIGHT)
2248 {
2249 if (State & INSERT)
2250 stuffcharReadbuff(Ctrl_O);
2251 if (count > 1)
2252 stuffnumReadbuff(count);
2253 stuffcharReadbuff(Ctrl_T);
2254 got_click = FALSE; /* ignore drag&release now */
2255 return FALSE;
2256 }
2257
2258 /*
2259 * CTRL only works with left mouse button
2260 */
2261 if ((mod_mask & MOD_MASK_CTRL) && which_button != MOUSE_LEFT)
2262 return FALSE;
2263
2264 /*
2265 * When a modifier is down, ignore drag and release events, as well as
2266 * multiple clicks and the middle mouse button.
2267 * Accept shift-leftmouse drags when 'mousemodel' is "popup.*".
2268 */
Bram Moolenaar19a09a12005-03-04 23:39:37 +00002269 if ((mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL | MOD_MASK_ALT
2270 | MOD_MASK_META))
Bram Moolenaar071d4272004-06-13 20:20:40 +00002271 && (!is_click
2272 || (mod_mask & MOD_MASK_MULTI_CLICK)
2273 || which_button == MOUSE_MIDDLE)
2274 && !((mod_mask & MOD_MASK_SHIFT)
2275 && mouse_model_popup()
2276 && which_button == MOUSE_LEFT)
2277 )
2278 return FALSE;
2279
2280 /*
2281 * If the button press was used as the movement command for an operator
2282 * (eg "d<MOUSE>"), or it is the middle button that is held down, ignore
2283 * drag/release events.
2284 */
2285 if (!is_click && which_button == MOUSE_MIDDLE)
2286 return FALSE;
2287
2288 if (oap != NULL)
2289 regname = oap->regname;
2290 else
2291 regname = 0;
2292
2293 /*
2294 * Middle mouse button does a 'put' of the selected text
2295 */
2296 if (which_button == MOUSE_MIDDLE)
2297 {
2298 if (State == NORMAL)
2299 {
2300 /*
2301 * If an operator was pending, we don't know what the user wanted
2302 * to do. Go back to normal mode: Clear the operator and beep().
2303 */
2304 if (oap != NULL && oap->op_type != OP_NOP)
2305 {
2306 clearopbeep(oap);
2307 return FALSE;
2308 }
2309
2310#ifdef FEAT_VISUAL
2311 /*
2312 * If visual was active, yank the highlighted text and put it
2313 * before the mouse pointer position.
2314 */
2315 if (VIsual_active)
2316 {
2317 stuffcharReadbuff('y');
2318 stuffcharReadbuff(K_MIDDLEMOUSE);
2319 do_always = TRUE; /* ignore 'mouse' setting next time */
2320 return FALSE;
2321 }
2322#endif
2323 /*
2324 * The rest is below jump_to_mouse()
2325 */
2326 }
2327
2328 else if ((State & INSERT) == 0)
2329 return FALSE;
2330
2331 /*
2332 * Middle click in insert mode doesn't move the mouse, just insert the
2333 * contents of a register. '.' register is special, can't insert that
2334 * with do_put().
2335 * Also paste at the cursor if the current mode isn't in 'mouse' (only
2336 * happens for the GUI).
2337 */
2338 if ((State & INSERT) || !mouse_has(MOUSE_NORMAL))
2339 {
2340 if (regname == '.')
2341 insert_reg(regname, TRUE);
2342 else
2343 {
2344#ifdef FEAT_CLIPBOARD
2345 if (clip_star.available && regname == 0)
2346 regname = '*';
2347#endif
2348 if ((State & REPLACE_FLAG) && !yank_register_mline(regname))
2349 insert_reg(regname, TRUE);
2350 else
2351 {
2352 do_put(regname, BACKWARD, 1L, fixindent | PUT_CURSEND);
2353
2354 /* Repeat it with CTRL-R CTRL-O r or CTRL-R CTRL-P r */
2355 AppendCharToRedobuff(Ctrl_R);
2356 AppendCharToRedobuff(fixindent ? Ctrl_P : Ctrl_O);
2357 AppendCharToRedobuff(regname == 0 ? '"' : regname);
2358 }
2359 }
2360 return FALSE;
2361 }
2362 }
2363
2364 /* When dragging or button-up stay in the same window. */
2365 if (!is_click)
2366 jump_flags |= MOUSE_FOCUS | MOUSE_DID_MOVE;
2367
2368 start_visual.lnum = 0;
2369
2370 /*
2371 * When 'mousemodel' is "popup" or "popup_setpos", translate mouse events:
2372 * right button up -> pop-up menu
2373 * shift-left button -> right button
2374 */
2375 if (mouse_model_popup())
2376 {
2377 if (which_button == MOUSE_RIGHT
2378 && !(mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)))
2379 {
2380 /*
2381 * NOTE: Ignore right button down and drag mouse events.
2382 * Windows only shows the popup menu on the button up event.
2383 */
Bram Moolenaar843ee412004-06-30 16:16:41 +00002384#if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_KDE)
Bram Moolenaar071d4272004-06-13 20:20:40 +00002385 if (!is_click)
2386 return FALSE;
2387#endif
2388#if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN)
2389 if (is_click || is_drag)
2390 return FALSE;
2391#endif
Bram Moolenaar843ee412004-06-30 16:16:41 +00002392#if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_KDE) \
Bram Moolenaar071d4272004-06-13 20:20:40 +00002393 || defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN) \
2394 || defined(FEAT_GUI_MAC) || defined(FEAT_GUI_PHOTON)
2395 if (gui.in_use)
2396 {
2397 jump_flags = 0;
2398 if (STRCMP(p_mousem, "popup_setpos") == 0)
2399 {
2400 /* First set the cursor position before showing the popup
2401 * menu. */
2402#ifdef FEAT_VISUAL
2403 if (VIsual_active)
2404 {
2405 pos_T m_pos;
2406
2407 /*
2408 * set MOUSE_MAY_STOP_VIS if we are outside the
2409 * selection or the current window (might have false
2410 * negative here)
2411 */
2412 if (mouse_row < W_WINROW(curwin)
2413 || mouse_row
2414 > (W_WINROW(curwin) + curwin->w_height))
2415 jump_flags = MOUSE_MAY_STOP_VIS;
2416 else if (get_fpos_of_mouse(&m_pos) != IN_BUFFER)
2417 jump_flags = MOUSE_MAY_STOP_VIS;
2418 else
2419 {
2420 if ((lt(curwin->w_cursor, VIsual)
2421 && (lt(m_pos, curwin->w_cursor)
2422 || lt(VIsual, m_pos)))
2423 || (lt(VIsual, curwin->w_cursor)
2424 && (lt(m_pos, VIsual)
2425 || lt(curwin->w_cursor, m_pos))))
2426 {
2427 jump_flags = MOUSE_MAY_STOP_VIS;
2428 }
2429 else if (VIsual_mode == Ctrl_V)
2430 {
2431 getvcols(curwin, &curwin->w_cursor, &VIsual,
2432 &leftcol, &rightcol);
2433 getvcol(curwin, &m_pos, NULL, &m_pos.col, NULL);
2434 if (m_pos.col < leftcol || m_pos.col > rightcol)
2435 jump_flags = MOUSE_MAY_STOP_VIS;
2436 }
2437 }
2438 }
2439 else
2440 jump_flags = MOUSE_MAY_STOP_VIS;
2441#endif
2442 }
2443 if (jump_flags)
2444 {
2445 jump_flags = jump_to_mouse(jump_flags, NULL, which_button);
2446 update_curbuf(
2447#ifdef FEAT_VISUAL
2448 VIsual_active ? INVERTED :
2449#endif
2450 VALID);
2451 setcursor();
2452 out_flush(); /* Update before showing popup menu */
2453 }
2454# ifdef FEAT_MENU
2455 gui_show_popupmenu();
2456# endif
2457 return (jump_flags & CURSOR_MOVED) != 0;
2458 }
2459 else
2460 return FALSE;
2461#else
2462 return FALSE;
2463#endif
2464 }
2465 if (which_button == MOUSE_LEFT && (mod_mask & MOD_MASK_SHIFT))
2466 {
2467 which_button = MOUSE_RIGHT;
2468 mod_mask &= ~MOD_MASK_SHIFT;
2469 }
2470 }
2471
2472#ifdef FEAT_VISUAL
2473 if ((State & (NORMAL | INSERT))
2474 && !(mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)))
2475 {
2476 if (which_button == MOUSE_LEFT)
2477 {
2478 if (is_click)
2479 {
2480 /* stop Visual mode for a left click in a window, but not when
2481 * on a status line */
2482 if (VIsual_active)
2483 jump_flags |= MOUSE_MAY_STOP_VIS;
2484 }
2485 else if (mouse_has(MOUSE_VISUAL))
2486 jump_flags |= MOUSE_MAY_VIS;
2487 }
2488 else if (which_button == MOUSE_RIGHT)
2489 {
2490 if (is_click && VIsual_active)
2491 {
2492 /*
2493 * Remember the start and end of visual before moving the
2494 * cursor.
2495 */
2496 if (lt(curwin->w_cursor, VIsual))
2497 {
2498 start_visual = curwin->w_cursor;
2499 end_visual = VIsual;
2500 }
2501 else
2502 {
2503 start_visual = VIsual;
2504 end_visual = curwin->w_cursor;
2505 }
2506 }
2507 jump_flags |= MOUSE_FOCUS;
2508 if (mouse_has(MOUSE_VISUAL))
2509 jump_flags |= MOUSE_MAY_VIS;
2510 }
2511 }
2512#endif
2513
2514 /*
2515 * If an operator is pending, ignore all drags and releases until the
2516 * next mouse click.
2517 */
2518 if (!is_drag && oap != NULL && oap->op_type != OP_NOP)
2519 {
2520 got_click = FALSE;
2521 oap->motion_type = MCHAR;
2522 }
2523
2524 /* When releasing the button let jump_to_mouse() know. */
2525 if (!is_click && !is_drag)
2526 jump_flags |= MOUSE_RELEASED;
2527
2528 /*
2529 * JUMP!
2530 */
2531 jump_flags = jump_to_mouse(jump_flags,
2532 oap == NULL ? NULL : &(oap->inclusive), which_button);
2533 moved = (jump_flags & CURSOR_MOVED);
2534 in_status_line = (jump_flags & IN_STATUS_LINE);
2535#ifdef FEAT_VERTSPLIT
2536 in_sep_line = (jump_flags & IN_SEP_LINE);
2537#endif
2538
2539#ifdef FEAT_NETBEANS_INTG
2540 if (usingNetbeans && isNetbeansBuffer(curbuf)
2541 && !(jump_flags & (IN_STATUS_LINE | IN_SEP_LINE)))
2542 {
2543 int key = KEY2TERMCAP1(c);
2544
2545 if (key == (int)KE_LEFTRELEASE || key == (int)KE_MIDDLERELEASE
2546 || key == (int)KE_RIGHTRELEASE)
2547 netbeans_button_release(which_button);
2548 }
2549#endif
2550
2551 /* When jumping to another window, clear a pending operator. That's a bit
2552 * friendlier than beeping and not jumping to that window. */
2553 if (curwin != old_curwin && oap != NULL && oap->op_type != OP_NOP)
2554 clearop(oap);
2555
2556#ifdef FEAT_FOLDING
2557 if (mod_mask == 0
2558 && !is_drag
2559 && (jump_flags & (MOUSE_FOLD_CLOSE | MOUSE_FOLD_OPEN))
2560 && which_button == MOUSE_LEFT)
2561 {
2562 /* open or close a fold at this line */
2563 if (jump_flags & MOUSE_FOLD_OPEN)
2564 openFold(curwin->w_cursor.lnum, 1L);
2565 else
2566 closeFold(curwin->w_cursor.lnum, 1L);
2567 /* don't move the cursor if still in the same window */
2568 if (curwin == old_curwin)
2569 curwin->w_cursor = save_cursor;
2570 }
2571#endif
2572
2573#if defined(FEAT_CLIPBOARD) && defined(FEAT_CMDWIN)
2574 if ((jump_flags & IN_OTHER_WIN) && !VIsual_active && clip_star.available)
2575 {
2576 clip_modeless(which_button, is_click, is_drag);
2577 return FALSE;
2578 }
2579#endif
2580
2581#ifdef FEAT_VISUAL
2582 /* Set global flag that we are extending the Visual area with mouse
2583 * dragging; temporarily mimimize 'scrolloff'. */
2584 if (VIsual_active && is_drag && p_so)
2585 {
2586 /* In the very first line, allow scrolling one line */
2587 if (mouse_row == 0)
2588 mouse_dragging = 2;
2589 else
2590 mouse_dragging = 1;
2591 }
2592
2593 /* When dragging the mouse above the window, scroll down. */
2594 if (is_drag && mouse_row < 0 && !in_status_line)
2595 {
2596 scroll_redraw(FALSE, 1L);
2597 mouse_row = 0;
2598 }
2599
2600 if (start_visual.lnum) /* right click in visual mode */
2601 {
2602 /*
2603 * In Visual-block mode, divide the area in four, pick up the corner
2604 * that is in the quarter that the cursor is in.
2605 */
2606 if (VIsual_mode == Ctrl_V)
2607 {
2608 getvcols(curwin, &start_visual, &end_visual, &leftcol, &rightcol);
2609 if (curwin->w_curswant > (leftcol + rightcol) / 2)
2610 end_visual.col = leftcol;
2611 else
2612 end_visual.col = rightcol;
2613 if (curwin->w_cursor.lnum <
2614 (start_visual.lnum + end_visual.lnum) / 2)
2615 end_visual.lnum = end_visual.lnum;
2616 else
2617 end_visual.lnum = start_visual.lnum;
2618
2619 /* move VIsual to the right column */
2620 start_visual = curwin->w_cursor; /* save the cursor pos */
2621 curwin->w_cursor = end_visual;
2622 coladvance(end_visual.col);
2623 VIsual = curwin->w_cursor;
2624 curwin->w_cursor = start_visual; /* restore the cursor */
2625 }
2626 else
2627 {
2628 /*
2629 * If the click is before the start of visual, change the start.
2630 * If the click is after the end of visual, change the end. If
2631 * the click is inside the visual, change the closest side.
2632 */
2633 if (lt(curwin->w_cursor, start_visual))
2634 VIsual = end_visual;
2635 else if (lt(end_visual, curwin->w_cursor))
2636 VIsual = start_visual;
2637 else
2638 {
2639 /* In the same line, compare column number */
2640 if (end_visual.lnum == start_visual.lnum)
2641 {
2642 if (curwin->w_cursor.col - start_visual.col >
2643 end_visual.col - curwin->w_cursor.col)
2644 VIsual = start_visual;
2645 else
2646 VIsual = end_visual;
2647 }
2648
2649 /* In different lines, compare line number */
2650 else
2651 {
2652 diff = (curwin->w_cursor.lnum - start_visual.lnum) -
2653 (end_visual.lnum - curwin->w_cursor.lnum);
2654
2655 if (diff > 0) /* closest to end */
2656 VIsual = start_visual;
2657 else if (diff < 0) /* closest to start */
2658 VIsual = end_visual;
2659 else /* in the middle line */
2660 {
2661 if (curwin->w_cursor.col <
2662 (start_visual.col + end_visual.col) / 2)
2663 VIsual = end_visual;
2664 else
2665 VIsual = start_visual;
2666 }
2667 }
2668 }
2669 }
2670 }
2671 /*
2672 * If Visual mode started in insert mode, execute "CTRL-O"
2673 */
2674 else if ((State & INSERT) && VIsual_active)
2675 stuffcharReadbuff(Ctrl_O);
2676#endif
2677
2678 /*
2679 * Middle mouse click: Put text before cursor.
2680 */
2681 if (which_button == MOUSE_MIDDLE)
2682 {
2683#ifdef FEAT_CLIPBOARD
2684 if (clip_star.available && regname == 0)
2685 regname = '*';
2686#endif
2687 if (yank_register_mline(regname))
2688 {
2689 if (mouse_past_bottom)
2690 dir = FORWARD;
2691 }
2692 else if (mouse_past_eol)
2693 dir = FORWARD;
2694
2695 if (fixindent)
2696 {
2697 c1 = (dir == BACKWARD) ? '[' : ']';
2698 c2 = 'p';
2699 }
2700 else
2701 {
2702 c1 = (dir == FORWARD) ? 'p' : 'P';
2703 c2 = NUL;
2704 }
2705 prep_redo(regname, count, NUL, c1, NUL, c2, NUL);
2706
2707 /*
2708 * Remember where the paste started, so in edit() Insstart can be set
2709 * to this position
2710 */
2711 if (restart_edit != 0)
2712 where_paste_started = curwin->w_cursor;
2713 do_put(regname, dir, count, fixindent | PUT_CURSEND);
2714 }
2715
2716#if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
2717 /*
2718 * Ctrl-Mouse click or double click in a quickfix window jumps to the
2719 * error under the mouse pointer.
2720 */
2721 else if (((mod_mask & MOD_MASK_CTRL)
2722 || (mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
2723 && bt_quickfix(curbuf))
2724 {
2725 if (State & INSERT)
2726 stuffcharReadbuff(Ctrl_O);
2727 stuffReadbuff((char_u *)":.cc\n");
2728 got_click = FALSE; /* ignore drag&release now */
2729 }
2730#endif
2731
2732 /*
2733 * Ctrl-Mouse click (or double click in a help window) jumps to the tag
2734 * under the mouse pointer.
2735 */
2736 else if ((mod_mask & MOD_MASK_CTRL) || (curbuf->b_help
2737 && (mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK))
2738 {
2739 if (State & INSERT)
2740 stuffcharReadbuff(Ctrl_O);
2741 stuffcharReadbuff(Ctrl_RSB);
2742 got_click = FALSE; /* ignore drag&release now */
2743 }
2744
2745 /*
2746 * Shift-Mouse click searches for the next occurrence of the word under
2747 * the mouse pointer
2748 */
2749 else if ((mod_mask & MOD_MASK_SHIFT))
2750 {
2751 if (State & INSERT
2752#ifdef FEAT_VISUAL
2753 || (VIsual_active && VIsual_select)
2754#endif
2755 )
2756 stuffcharReadbuff(Ctrl_O);
2757 if (which_button == MOUSE_LEFT)
2758 stuffcharReadbuff('*');
2759 else /* MOUSE_RIGHT */
2760 stuffcharReadbuff('#');
2761 }
2762
2763 /* Handle double clicks, unless on status line */
2764 else if (in_status_line)
2765 {
2766#ifdef FEAT_MOUSESHAPE
2767 if ((is_drag || is_click) && !drag_status_line)
2768 {
2769 drag_status_line = TRUE;
2770 update_mouseshape(-1);
2771 }
2772#endif
2773 }
2774#ifdef FEAT_VERTSPLIT
2775 else if (in_sep_line)
2776 {
2777# ifdef FEAT_MOUSESHAPE
2778 if ((is_drag || is_click) && !drag_sep_line)
2779 {
2780 drag_sep_line = TRUE;
2781 update_mouseshape(-1);
2782 }
2783# endif
2784 }
2785#endif
2786#ifdef FEAT_VISUAL
2787 else if ((mod_mask & MOD_MASK_MULTI_CLICK) && (State & (NORMAL | INSERT))
2788 && mouse_has(MOUSE_VISUAL))
2789 {
2790 if (is_click || !VIsual_active)
2791 {
2792 if (VIsual_active)
2793 orig_cursor = VIsual;
2794 else
2795 {
2796 check_visual_highlight();
2797 VIsual = curwin->w_cursor;
2798 orig_cursor = VIsual;
2799 VIsual_active = TRUE;
2800 VIsual_reselect = TRUE;
2801 /* start Select mode if 'selectmode' contains "mouse" */
2802 may_start_select('o');
2803 setmouse();
2804 }
2805 if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
2806 VIsual_mode = 'v';
2807 else if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_3CLICK)
2808 VIsual_mode = 'V';
2809 else if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_4CLICK)
2810 VIsual_mode = Ctrl_V;
2811#ifdef FEAT_CLIPBOARD
2812 /* Make sure the clipboard gets updated. Needed because start and
2813 * end may still be the same, and the selection needs to be owned */
2814 clip_star.vmode = NUL;
2815#endif
2816 }
2817 /*
2818 * A double click selects a word or a block.
2819 */
2820 if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
2821 {
2822 pos_T *pos = NULL;
Bram Moolenaar51485f02005-06-04 21:55:20 +00002823 int gc;
Bram Moolenaar071d4272004-06-13 20:20:40 +00002824
2825 if (is_click)
2826 {
2827 /* If the character under the cursor (skipping white space) is
2828 * not a word character, try finding a match and select a (),
2829 * {}, [], #if/#endif, etc. block. */
2830 end_visual = curwin->w_cursor;
Bram Moolenaar51485f02005-06-04 21:55:20 +00002831 while (gc = gchar_pos(&end_visual), vim_iswhite(gc))
Bram Moolenaar071d4272004-06-13 20:20:40 +00002832 inc(&end_visual);
2833 if (oap != NULL)
2834 oap->motion_type = MCHAR;
2835 if (oap != NULL
2836 && VIsual_mode == 'v'
2837 && !vim_iswordc(gchar_pos(&end_visual))
2838 && equalpos(curwin->w_cursor, VIsual)
2839 && (pos = findmatch(oap, NUL)) != NULL)
2840 {
2841 curwin->w_cursor = *pos;
2842 if (oap->motion_type == MLINE)
2843 VIsual_mode = 'V';
2844 else if (*p_sel == 'e')
2845 {
2846 if (lt(curwin->w_cursor, VIsual))
2847 ++VIsual.col;
2848 else
2849 ++curwin->w_cursor.col;
2850 }
2851 }
2852 }
2853
2854 if (pos == NULL && (is_click || is_drag))
2855 {
2856 /* When not found a match or when dragging: extend to include
2857 * a word. */
2858 if (lt(curwin->w_cursor, orig_cursor))
2859 {
2860 find_start_of_word(&curwin->w_cursor);
2861 find_end_of_word(&VIsual);
2862 }
2863 else
2864 {
2865 find_start_of_word(&VIsual);
2866 if (*p_sel == 'e' && *ml_get_cursor() != NUL)
2867#ifdef FEAT_MBYTE
2868 curwin->w_cursor.col +=
Bram Moolenaar0fa313a2005-08-10 21:07:57 +00002869 (*mb_ptr2len)(ml_get_cursor());
Bram Moolenaar071d4272004-06-13 20:20:40 +00002870#else
2871 ++curwin->w_cursor.col;
2872#endif
2873 find_end_of_word(&curwin->w_cursor);
2874 }
2875 }
2876 curwin->w_set_curswant = TRUE;
2877 }
2878 if (is_click)
2879 redraw_curbuf_later(INVERTED); /* update the inversion */
2880 }
2881 else if (VIsual_active && !old_active)
2882 VIsual_mode = 'v';
2883
2884 /* If Visual mode changed show it later. */
2885 if (p_smd && (VIsual_active != old_active || VIsual_mode != old_mode))
2886 redraw_cmdline = TRUE;
2887#endif
2888
2889 return moved;
2890}
2891
2892#ifdef FEAT_VISUAL
2893/*
2894 * Move "pos" back to the start of the word it's in.
2895 */
2896 static void
2897find_start_of_word(pos)
2898 pos_T *pos;
2899{
2900 char_u *line;
2901 int cclass;
2902 int col;
2903
2904 line = ml_get(pos->lnum);
2905 cclass = get_mouse_class(line + pos->col);
2906
2907 while (pos->col > 0)
2908 {
2909 col = pos->col - 1;
2910#ifdef FEAT_MBYTE
2911 col -= (*mb_head_off)(line, line + col);
2912#endif
2913 if (get_mouse_class(line + col) != cclass)
2914 break;
2915 pos->col = col;
2916 }
2917}
2918
2919/*
2920 * Move "pos" forward to the end of the word it's in.
2921 * When 'selection' is "exclusive", the position is just after the word.
2922 */
2923 static void
2924find_end_of_word(pos)
2925 pos_T *pos;
2926{
2927 char_u *line;
2928 int cclass;
2929 int col;
2930
2931 line = ml_get(pos->lnum);
2932 if (*p_sel == 'e' && pos->col > 0)
2933 {
2934 --pos->col;
2935#ifdef FEAT_MBYTE
2936 pos->col -= (*mb_head_off)(line, line + pos->col);
2937#endif
2938 }
2939 cclass = get_mouse_class(line + pos->col);
2940 while (line[pos->col] != NUL)
2941 {
2942#ifdef FEAT_MBYTE
Bram Moolenaar0fa313a2005-08-10 21:07:57 +00002943 col = pos->col + (*mb_ptr2len)(line + pos->col);
Bram Moolenaar071d4272004-06-13 20:20:40 +00002944#else
2945 col = pos->col + 1;
2946#endif
2947 if (get_mouse_class(line + col) != cclass)
2948 {
2949 if (*p_sel == 'e')
2950 pos->col = col;
2951 break;
2952 }
2953 pos->col = col;
2954 }
2955}
2956
2957/*
2958 * Get class of a character for selection: same class means same word.
2959 * 0: blank
2960 * 1: punctuation groups
2961 * 2: normal word character
2962 * >2: multi-byte word character.
2963 */
2964 static int
2965get_mouse_class(p)
2966 char_u *p;
2967{
2968 int c;
2969
2970#ifdef FEAT_MBYTE
2971 if (has_mbyte && MB_BYTE2LEN(p[0]) > 1)
2972 return mb_get_class(p);
2973#endif
2974
2975 c = *p;
2976 if (c == ' ' || c == '\t')
2977 return 0;
2978
2979 if (vim_iswordc(c))
2980 return 2;
2981
2982 /*
2983 * There are a few special cases where we want certain combinations of
2984 * characters to be considered as a single word. These are things like
2985 * "->", "/ *", "*=", "+=", "&=", "<=", ">=", "!=" etc. Otherwise, each
2986 * character is in it's own class.
2987 */
2988 if (c != NUL && vim_strchr((char_u *)"-+*/%<>&|^!=", c) != NULL)
2989 return 1;
2990 return c;
2991}
2992#endif /* FEAT_VISUAL */
2993#endif /* FEAT_MOUSE */
2994
2995#if defined(FEAT_VISUAL) || defined(PROTO)
2996/*
2997 * Check if highlighting for visual mode is possible, give a warning message
2998 * if not.
2999 */
3000 void
3001check_visual_highlight()
3002{
3003 static int did_check = FALSE;
3004
3005 if (full_screen)
3006 {
3007 if (!did_check && hl_attr(HLF_V) == 0)
3008 MSG(_("Warning: terminal cannot highlight"));
3009 did_check = TRUE;
3010 }
3011}
3012
3013/*
3014 * End visual mode.
3015 * This function should ALWAYS be called to end Visual mode, except from
3016 * do_pending_operator().
3017 */
3018 void
3019end_visual_mode()
3020{
3021#ifdef FEAT_CLIPBOARD
3022 /*
3023 * If we are using the clipboard, then remember what was selected in case
3024 * we need to paste it somewhere while we still own the selection.
3025 * Only do this when the clipboard is already owned. Don't want to grab
3026 * the selection when hitting ESC.
3027 */
3028 if (clip_star.available && clip_star.owned)
3029 clip_auto_select();
3030#endif
3031
3032 VIsual_active = FALSE;
3033#ifdef FEAT_MOUSE
3034 setmouse();
3035 mouse_dragging = 0;
3036#endif
3037
3038 /* Save the current VIsual area for '< and '> marks, and "gv" */
3039 curbuf->b_visual_mode = VIsual_mode;
3040#ifdef FEAT_EVAL
3041 curbuf->b_visual_mode_eval = VIsual_mode;
3042#endif
3043 curbuf->b_visual_start = VIsual;
3044 curbuf->b_visual_end = curwin->w_cursor;
3045 curbuf->b_visual_curswant = curwin->w_curswant;
3046#ifdef FEAT_VIRTUALEDIT
3047 if (!virtual_active())
3048 curwin->w_cursor.coladd = 0;
3049#endif
3050
3051 if (p_smd)
3052 clear_cmdline = TRUE; /* unshow visual mode later */
3053#ifdef FEAT_CMDL_INFO
3054 else
3055 clear_showcmd();
3056#endif
3057
3058 /* Don't leave the cursor past the end of the line */
3059 if (curwin->w_cursor.col > 0 && *ml_get_cursor() == NUL)
3060 --curwin->w_cursor.col;
3061}
3062
3063/*
3064 * Reset VIsual_active and VIsual_reselect.
3065 */
3066 void
3067reset_VIsual_and_resel()
3068{
3069 if (VIsual_active)
3070 {
3071 end_visual_mode();
3072 redraw_curbuf_later(INVERTED); /* delete the inversion later */
3073 }
3074 VIsual_reselect = FALSE;
3075}
3076
3077/*
3078 * Reset VIsual_active and VIsual_reselect if it's set.
3079 */
3080 void
3081reset_VIsual()
3082{
3083 if (VIsual_active)
3084 {
3085 end_visual_mode();
3086 redraw_curbuf_later(INVERTED); /* delete the inversion later */
3087 VIsual_reselect = FALSE;
3088 }
3089}
3090#endif /* FEAT_VISUAL */
3091
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003092#if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003093static int find_is_eval_item __ARGS((char_u *ptr, int *colp, int *nbp, int dir));
3094
3095/*
3096 * Check for a balloon-eval special item to include when searching for an
3097 * identifier. When "dir" is BACKWARD "ptr[-1]" must be valid!
3098 * Returns TRUE if the character at "*ptr" should be included.
3099 * "dir" is FORWARD or BACKWARD, the direction of searching.
3100 * "*colp" is in/decremented if "ptr[-dir]" should also be included.
3101 * "bnp" points to a counter for square brackets.
3102 */
3103 static int
3104find_is_eval_item(ptr, colp, bnp, dir)
3105 char_u *ptr;
3106 int *colp;
3107 int *bnp;
3108 int dir;
3109{
3110 /* Accept everything inside []. */
3111 if ((*ptr == ']' && dir == BACKWARD) || (*ptr == '[' && dir == FORWARD))
3112 ++*bnp;
3113 if (*bnp > 0)
3114 {
3115 if ((*ptr == '[' && dir == BACKWARD) || (*ptr == ']' && dir == FORWARD))
3116 --*bnp;
3117 return TRUE;
3118 }
3119
3120 /* skip over "s.var" */
3121 if (*ptr == '.')
3122 return TRUE;
3123
3124 /* two-character item: s->var */
3125 if (ptr[dir == BACKWARD ? 0 : 1] == '>'
3126 && ptr[dir == BACKWARD ? -1 : 0] == '-')
3127 {
3128 *colp += dir;
3129 return TRUE;
3130 }
3131 return FALSE;
3132}
3133#endif
3134
3135/*
3136 * Find the identifier under or to the right of the cursor.
3137 * "find_type" can have one of three values:
3138 * FIND_IDENT: find an identifier (keyword)
3139 * FIND_STRING: find any non-white string
3140 * FIND_IDENT + FIND_STRING: find any non-white string, identifier preferred.
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003141 * FIND_EVAL: find text useful for C program debugging
Bram Moolenaar071d4272004-06-13 20:20:40 +00003142 *
3143 * There are three steps:
3144 * 1. Search forward for the start of an identifier/string. Doesn't move if
3145 * already on one.
3146 * 2. Search backward for the start of this identifier/string.
3147 * This doesn't match the real Vi but I like it a little better and it
3148 * shouldn't bother anyone.
3149 * 3. Search forward to the end of this identifier/string.
3150 * When FIND_IDENT isn't defined, we backup until a blank.
3151 *
3152 * Returns the length of the string, or zero if no string is found.
3153 * If a string is found, a pointer to the string is put in "*string". This
3154 * string is not always NUL terminated.
3155 */
3156 int
3157find_ident_under_cursor(string, find_type)
3158 char_u **string;
3159 int find_type;
3160{
3161 return find_ident_at_pos(curwin, curwin->w_cursor.lnum,
3162 curwin->w_cursor.col, string, find_type);
3163}
3164
3165/*
3166 * Like find_ident_under_cursor(), but for any window and any position.
3167 * However: Uses 'iskeyword' from the current window!.
3168 */
3169 int
3170find_ident_at_pos(wp, lnum, startcol, string, find_type)
3171 win_T *wp;
3172 linenr_T lnum;
3173 colnr_T startcol;
3174 char_u **string;
3175 int find_type;
3176{
3177 char_u *ptr;
3178 int col = 0; /* init to shut up GCC */
3179 int i;
3180#ifdef FEAT_MBYTE
3181 int this_class = 0;
3182 int prev_class;
3183 int prevcol;
3184#endif
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003185#if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003186 int bn = 0; /* bracket nesting */
3187#endif
3188
3189 /*
3190 * if i == 0: try to find an identifier
3191 * if i == 1: try to find any non-white string
3192 */
3193 ptr = ml_get_buf(wp->w_buffer, lnum, FALSE);
3194 for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i)
3195 {
3196 /*
3197 * 1. skip to start of identifier/string
3198 */
3199 col = startcol;
3200#ifdef FEAT_MBYTE
3201 if (has_mbyte)
3202 {
3203 while (ptr[col] != NUL)
3204 {
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003205# if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003206 /* Stop at a ']' to evaluate "a[x]". */
3207 if ((find_type & FIND_EVAL) && ptr[col] == ']')
3208 break;
3209# endif
3210 this_class = mb_get_class(ptr + col);
3211 if (this_class != 0 && (i == 1 || this_class != 1))
3212 break;
Bram Moolenaar0fa313a2005-08-10 21:07:57 +00003213 col += (*mb_ptr2len)(ptr + col);
Bram Moolenaar071d4272004-06-13 20:20:40 +00003214 }
3215 }
3216 else
3217#endif
3218 while (ptr[col] != NUL
3219 && (i == 0 ? !vim_iswordc(ptr[col]) : vim_iswhite(ptr[col]))
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003220# if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003221 && (!(find_type & FIND_EVAL) || ptr[col] != ']')
3222# endif
3223 )
3224 ++col;
3225
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003226#if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003227 /* When starting on a ']' count it, so that we include the '['. */
3228 bn = ptr[col] == ']';
3229#endif
3230
3231 /*
3232 * 2. Back up to start of identifier/string.
3233 */
3234#ifdef FEAT_MBYTE
3235 if (has_mbyte)
3236 {
3237 /* Remember class of character under cursor. */
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003238# if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003239 if ((find_type & FIND_EVAL) && ptr[col] == ']')
3240 this_class = mb_get_class((char_u *)"a");
3241 else
3242# endif
3243 this_class = mb_get_class(ptr + col);
3244 while (col > 0)
3245 {
3246 prevcol = col - 1 - (*mb_head_off)(ptr, ptr + col - 1);
3247 prev_class = mb_get_class(ptr + prevcol);
3248 if (this_class != prev_class
3249 && (i == 0
3250 || prev_class == 0
3251 || (find_type & FIND_IDENT))
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003252# if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003253 && (!(find_type & FIND_EVAL)
3254 || prevcol == 0
3255 || !find_is_eval_item(ptr + prevcol, &prevcol,
3256 &bn, BACKWARD))
3257# endif
3258 )
3259 break;
3260 col = prevcol;
3261 }
3262
3263 /* If we don't want just any old string, or we've found an
3264 * identifier, stop searching. */
3265 if (this_class > 2)
3266 this_class = 2;
3267 if (!(find_type & FIND_STRING) || this_class == 2)
3268 break;
3269 }
3270 else
3271#endif
3272 {
3273 while (col > 0
3274 && ((i == 0
3275 ? vim_iswordc(ptr[col - 1])
3276 : (!vim_iswhite(ptr[col - 1])
3277 && (!(find_type & FIND_IDENT)
3278 || !vim_iswordc(ptr[col - 1]))))
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003279#if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003280 || ((find_type & FIND_EVAL)
3281 && col > 1
3282 && find_is_eval_item(ptr + col - 1, &col,
3283 &bn, BACKWARD))
3284#endif
3285 ))
3286 --col;
3287
3288 /* If we don't want just any old string, or we've found an
3289 * identifier, stop searching. */
3290 if (!(find_type & FIND_STRING) || vim_iswordc(ptr[col]))
3291 break;
3292 }
3293 }
3294
3295 if (ptr[col] == NUL || (i == 0 && (
3296#ifdef FEAT_MBYTE
3297 has_mbyte ? this_class != 2 :
3298#endif
3299 !vim_iswordc(ptr[col]))))
3300 {
3301 /*
3302 * didn't find an identifier or string
3303 */
3304 if (find_type & FIND_STRING)
3305 EMSG(_("E348: No string under cursor"));
3306 else
3307 EMSG(_("E349: No identifier under cursor"));
3308 return 0;
3309 }
3310 ptr += col;
3311 *string = ptr;
3312
3313 /*
3314 * 3. Find the end if the identifier/string.
3315 */
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003316#if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003317 bn = 0;
3318 startcol -= col;
3319#endif
3320 col = 0;
3321#ifdef FEAT_MBYTE
3322 if (has_mbyte)
3323 {
3324 /* Search for point of changing multibyte character class. */
3325 this_class = mb_get_class(ptr);
3326 while (ptr[col] != NUL
3327 && ((i == 0 ? mb_get_class(ptr + col) == this_class
3328 : mb_get_class(ptr + col) != 0)
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003329# if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003330 || ((find_type & FIND_EVAL)
3331 && col <= (int)startcol
3332 && find_is_eval_item(ptr + col, &col, &bn, FORWARD))
3333# endif
3334 ))
Bram Moolenaar0fa313a2005-08-10 21:07:57 +00003335 col += (*mb_ptr2len)(ptr + col);
Bram Moolenaar071d4272004-06-13 20:20:40 +00003336 }
3337 else
3338#endif
3339 while ((i == 0 ? vim_iswordc(ptr[col])
3340 : (ptr[col] != NUL && !vim_iswhite(ptr[col])))
Bram Moolenaar52b4b552005-03-07 23:00:57 +00003341# if defined(FEAT_BEVAL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003342 || ((find_type & FIND_EVAL)
3343 && col <= (int)startcol
3344 && find_is_eval_item(ptr + col, &col, &bn, FORWARD))
3345# endif
3346 )
3347 {
3348 ++col;
3349 }
3350
3351 return col;
3352}
3353
3354/*
3355 * Prepare for redo of a normal command.
3356 */
3357 static void
3358prep_redo_cmd(cap)
3359 cmdarg_T *cap;
3360{
3361 prep_redo(cap->oap->regname, cap->count0,
3362 NUL, cap->cmdchar, NUL, NUL, cap->nchar);
3363}
3364
3365/*
3366 * Prepare for redo of any command.
3367 * Note that only the last argument can be a multi-byte char.
3368 */
3369 static void
3370prep_redo(regname, num, cmd1, cmd2, cmd3, cmd4, cmd5)
3371 int regname;
3372 long num;
3373 int cmd1;
3374 int cmd2;
3375 int cmd3;
3376 int cmd4;
3377 int cmd5;
3378{
3379 ResetRedobuff();
3380 if (regname != 0) /* yank from specified buffer */
3381 {
3382 AppendCharToRedobuff('"');
3383 AppendCharToRedobuff(regname);
3384 }
3385 if (num)
3386 AppendNumberToRedobuff(num);
3387
3388 if (cmd1 != NUL)
3389 AppendCharToRedobuff(cmd1);
3390 if (cmd2 != NUL)
3391 AppendCharToRedobuff(cmd2);
3392 if (cmd3 != NUL)
3393 AppendCharToRedobuff(cmd3);
3394 if (cmd4 != NUL)
3395 AppendCharToRedobuff(cmd4);
3396 if (cmd5 != NUL)
3397 AppendCharToRedobuff(cmd5);
3398}
3399
3400/*
3401 * check for operator active and clear it
3402 *
3403 * return TRUE if operator was active
3404 */
3405 static int
3406checkclearop(oap)
3407 oparg_T *oap;
3408{
3409 if (oap->op_type == OP_NOP)
3410 return FALSE;
3411 clearopbeep(oap);
3412 return TRUE;
3413}
3414
3415/*
3416 * check for operator or Visual active and clear it
3417 *
3418 * return TRUE if operator was active
3419 */
3420 static int
3421checkclearopq(oap)
3422 oparg_T *oap;
3423{
3424 if (oap->op_type == OP_NOP
3425#ifdef FEAT_VISUAL
3426 && !VIsual_active
3427#endif
3428 )
3429 return FALSE;
3430 clearopbeep(oap);
3431 return TRUE;
3432}
3433
3434 static void
3435clearop(oap)
3436 oparg_T *oap;
3437{
3438 oap->op_type = OP_NOP;
3439 oap->regname = 0;
3440 oap->motion_force = NUL;
3441 oap->use_reg_one = FALSE;
3442}
3443
3444 static void
3445clearopbeep(oap)
3446 oparg_T *oap;
3447{
3448 clearop(oap);
3449 beep_flush();
3450}
3451
3452#ifdef FEAT_VISUAL
3453/*
3454 * Remove the shift modifier from a special key.
3455 */
3456 static void
3457unshift_special(cap)
3458 cmdarg_T *cap;
3459{
3460 switch (cap->cmdchar)
3461 {
3462 case K_S_RIGHT: cap->cmdchar = K_RIGHT; break;
3463 case K_S_LEFT: cap->cmdchar = K_LEFT; break;
3464 case K_S_UP: cap->cmdchar = K_UP; break;
3465 case K_S_DOWN: cap->cmdchar = K_DOWN; break;
3466 case K_S_HOME: cap->cmdchar = K_HOME; break;
3467 case K_S_END: cap->cmdchar = K_END; break;
3468 }
3469 cap->cmdchar = simplify_key(cap->cmdchar, &mod_mask);
3470}
3471#endif
3472
3473#if defined(FEAT_CMDL_INFO) || defined(PROTO)
3474/*
3475 * Routines for displaying a partly typed command
3476 */
3477
3478#ifdef FEAT_VISUAL /* need room for size of Visual area */
3479# define SHOWCMD_BUFLEN SHOWCMD_COLS + 1 + 30
3480#else
3481# define SHOWCMD_BUFLEN SHOWCMD_COLS + 1
3482#endif
3483static char_u showcmd_buf[SHOWCMD_BUFLEN];
3484static char_u old_showcmd_buf[SHOWCMD_BUFLEN]; /* For push_showcmd() */
3485static int showcmd_is_clear = TRUE;
3486static int showcmd_visual = FALSE;
3487
3488static void display_showcmd __ARGS((void));
3489
3490 void
3491clear_showcmd()
3492{
3493 if (!p_sc)
3494 return;
3495
3496#ifdef FEAT_VISUAL
3497 if (VIsual_active && !char_avail())
3498 {
3499 int i = lt(VIsual, curwin->w_cursor);
3500 long lines;
3501 colnr_T leftcol, rightcol;
3502 linenr_T top, bot;
3503
3504 /* Show the size of the Visual area. */
3505 if (i)
3506 {
3507 top = VIsual.lnum;
3508 bot = curwin->w_cursor.lnum;
3509 }
3510 else
3511 {
3512 top = curwin->w_cursor.lnum;
3513 bot = VIsual.lnum;
3514 }
3515# ifdef FEAT_FOLDING
3516 /* Include closed folds as a whole. */
3517 hasFolding(top, &top, NULL);
3518 hasFolding(bot, NULL, &bot);
3519# endif
3520 lines = bot - top + 1;
3521
3522 if (VIsual_mode == Ctrl_V)
3523 {
3524 getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol);
3525 sprintf((char *)showcmd_buf, "%ldx%ld", lines,
3526 (long)(rightcol - leftcol + 1));
3527 }
3528 else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum)
3529 sprintf((char *)showcmd_buf, "%ld", lines);
3530 else
3531 sprintf((char *)showcmd_buf, "%ld", (long)(i
3532 ? curwin->w_cursor.col - VIsual.col
3533 : VIsual.col - curwin->w_cursor.col) + (*p_sel != 'e'));
3534 showcmd_buf[SHOWCMD_COLS] = NUL; /* truncate */
3535 showcmd_visual = TRUE;
3536 }
3537 else
3538#endif
3539 {
3540 showcmd_buf[0] = NUL;
3541 showcmd_visual = FALSE;
3542
3543 /* Don't actually display something if there is nothing to clear. */
3544 if (showcmd_is_clear)
3545 return;
3546 }
3547
3548 display_showcmd();
3549}
3550
3551/*
3552 * Add 'c' to string of shown command chars.
3553 * Return TRUE if output has been written (and setcursor() has been called).
3554 */
3555 int
3556add_to_showcmd(c)
3557 int c;
3558{
3559 char_u *p;
3560 int old_len;
3561 int extra_len;
3562 int overflow;
3563#if defined(FEAT_MOUSE)
3564 int i;
3565 static int ignore[] =
3566 {
3567#ifdef FEAT_GUI
3568 K_VER_SCROLLBAR, K_HOR_SCROLLBAR,
3569 K_LEFTMOUSE_NM, K_LEFTRELEASE_NM,
3570#endif
3571 K_IGNORE,
3572 K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE,
3573 K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE,
3574 K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE,
3575 K_MOUSEDOWN, K_MOUSEUP,
3576 K_X1MOUSE, K_X1DRAG, K_X1RELEASE, K_X2MOUSE, K_X2DRAG, K_X2RELEASE,
3577 0
3578 };
3579#endif
3580
3581 if (!p_sc)
3582 return FALSE;
3583
3584 if (showcmd_visual)
3585 {
3586 showcmd_buf[0] = NUL;
3587 showcmd_visual = FALSE;
3588 }
3589
3590#if defined(FEAT_MOUSE)
3591 /* Ignore keys that are scrollbar updates and mouse clicks */
3592 if (IS_SPECIAL(c))
3593 for (i = 0; ignore[i] != 0; ++i)
3594 if (ignore[i] == c)
3595 return FALSE;
3596#endif
3597
3598 p = transchar(c);
3599 old_len = (int)STRLEN(showcmd_buf);
3600 extra_len = (int)STRLEN(p);
3601 overflow = old_len + extra_len - SHOWCMD_COLS;
3602 if (overflow > 0)
3603 STRCPY(showcmd_buf, showcmd_buf + overflow);
3604 STRCAT(showcmd_buf, p);
3605
3606 if (char_avail())
3607 return FALSE;
3608
3609 display_showcmd();
3610
3611 return TRUE;
3612}
3613
3614 void
3615add_to_showcmd_c(c)
3616 int c;
3617{
3618 if (!add_to_showcmd(c))
3619 setcursor();
3620}
3621
3622/*
3623 * Delete 'len' characters from the end of the shown command.
3624 */
3625 static void
3626del_from_showcmd(len)
3627 int len;
3628{
3629 int old_len;
3630
3631 if (!p_sc)
3632 return;
3633
3634 old_len = (int)STRLEN(showcmd_buf);
3635 if (len > old_len)
3636 len = old_len;
3637 showcmd_buf[old_len - len] = NUL;
3638
3639 if (!char_avail())
3640 display_showcmd();
3641}
3642
3643/*
3644 * push_showcmd() and pop_showcmd() are used when waiting for the user to type
3645 * something and there is a partial mapping.
3646 */
3647 void
3648push_showcmd()
3649{
3650 if (p_sc)
3651 STRCPY(old_showcmd_buf, showcmd_buf);
3652}
3653
3654 void
3655pop_showcmd()
3656{
3657 if (!p_sc)
3658 return;
3659
3660 STRCPY(showcmd_buf, old_showcmd_buf);
3661
3662 display_showcmd();
3663}
3664
3665 static void
3666display_showcmd()
3667{
3668 int len;
3669
3670 cursor_off();
3671
3672 len = (int)STRLEN(showcmd_buf);
3673 if (len == 0)
3674 showcmd_is_clear = TRUE;
3675 else
3676 {
3677 screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0);
3678 showcmd_is_clear = FALSE;
3679 }
3680
3681 /*
3682 * clear the rest of an old message by outputing up to SHOWCMD_COLS spaces
3683 */
3684 screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0);
3685
3686 setcursor(); /* put cursor back where it belongs */
3687}
3688#endif
3689
3690#ifdef FEAT_SCROLLBIND
3691/*
3692 * When "check" is FALSE, prepare for commands that scroll the window.
3693 * When "check" is TRUE, take care of scroll-binding after the window has
3694 * scrolled. Called from normal_cmd() and edit().
3695 */
3696 void
3697do_check_scrollbind(check)
3698 int check;
3699{
3700 static win_T *old_curwin = NULL;
3701 static linenr_T old_topline = 0;
3702#ifdef FEAT_DIFF
3703 static int old_topfill = 0;
3704#endif
3705 static buf_T *old_buf = NULL;
3706 static colnr_T old_leftcol = 0;
3707
3708 if (check && curwin->w_p_scb)
3709 {
3710 /* If a ":syncbind" command was just used, don't scroll, only reset
3711 * the values. */
3712 if (did_syncbind)
3713 did_syncbind = FALSE;
3714 else if (curwin == old_curwin)
3715 {
3716 /*
3717 * Synchronize other windows, as necessary according to
3718 * 'scrollbind'. Don't do this after an ":edit" command, except
3719 * when 'diff' is set.
3720 */
3721 if ((curwin->w_buffer == old_buf
3722#ifdef FEAT_DIFF
3723 || curwin->w_p_diff
3724#endif
3725 )
3726 && (curwin->w_topline != old_topline
3727#ifdef FEAT_DIFF
3728 || curwin->w_topfill != old_topfill
3729#endif
3730 || curwin->w_leftcol != old_leftcol))
3731 {
3732 check_scrollbind(curwin->w_topline - old_topline,
3733 (long)(curwin->w_leftcol - old_leftcol));
3734 }
3735 }
3736 else if (vim_strchr(p_sbo, 'j')) /* jump flag set in 'scrollopt' */
3737 {
3738 /*
3739 * When switching between windows, make sure that the relative
3740 * vertical offset is valid for the new window. The relative
3741 * offset is invalid whenever another 'scrollbind' window has
3742 * scrolled to a point that would force the current window to
3743 * scroll past the beginning or end of its buffer. When the
3744 * resync is performed, some of the other 'scrollbind' windows may
3745 * need to jump so that the current window's relative position is
3746 * visible on-screen.
3747 */
3748 check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L);
3749 }
3750 curwin->w_scbind_pos = curwin->w_topline;
3751 }
3752
3753 old_curwin = curwin;
3754 old_topline = curwin->w_topline;
3755#ifdef FEAT_DIFF
3756 old_topfill = curwin->w_topfill;
3757#endif
3758 old_buf = curwin->w_buffer;
3759 old_leftcol = curwin->w_leftcol;
3760}
3761
3762/*
3763 * Synchronize any windows that have "scrollbind" set, based on the
3764 * number of rows by which the current window has changed
3765 * (1998-11-02 16:21:01 R. Edward Ralston <eralston@computer.org>)
3766 */
3767 void
3768check_scrollbind(topline_diff, leftcol_diff)
3769 linenr_T topline_diff;
3770 long leftcol_diff;
3771{
3772 int want_ver;
3773 int want_hor;
3774 win_T *old_curwin = curwin;
3775 buf_T *old_curbuf = curbuf;
3776#ifdef FEAT_VISUAL
3777 int old_VIsual_select = VIsual_select;
3778 int old_VIsual_active = VIsual_active;
3779#endif
3780 colnr_T tgt_leftcol = curwin->w_leftcol;
3781 long topline;
3782 long y;
3783
3784 /*
3785 * check 'scrollopt' string for vertical and horizontal scroll options
3786 */
3787 want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0);
3788#ifdef FEAT_DIFF
3789 want_ver |= old_curwin->w_p_diff;
3790#endif
3791 want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0));
3792
3793 /*
3794 * loop through the scrollbound windows and scroll accordingly
3795 */
3796#ifdef FEAT_VISUAL
3797 VIsual_select = VIsual_active = 0;
3798#endif
3799 for (curwin = firstwin; curwin; curwin = curwin->w_next)
3800 {
3801 curbuf = curwin->w_buffer;
3802 /* skip original window and windows with 'noscrollbind' */
3803 if (curwin != old_curwin && curwin->w_p_scb)
3804 {
3805 /*
3806 * do the vertical scroll
3807 */
3808 if (want_ver)
3809 {
3810#ifdef FEAT_DIFF
3811 if (old_curwin->w_p_diff && curwin->w_p_diff)
3812 {
3813 diff_set_topline(old_curwin, curwin);
3814 }
3815 else
3816#endif
3817 {
3818 curwin->w_scbind_pos += topline_diff;
3819 topline = curwin->w_scbind_pos;
3820 if (topline > curbuf->b_ml.ml_line_count)
3821 topline = curbuf->b_ml.ml_line_count;
3822 if (topline < 1)
3823 topline = 1;
3824
3825 y = topline - curwin->w_topline;
3826 if (y > 0)
3827 scrollup(y, FALSE);
3828 else
3829 scrolldown(-y, FALSE);
3830 }
3831
3832 redraw_later(VALID);
3833 cursor_correct();
3834#ifdef FEAT_WINDOWS
3835 curwin->w_redr_status = TRUE;
3836#endif
3837 }
3838
3839 /*
3840 * do the horizontal scroll
3841 */
3842 if (want_hor && curwin->w_leftcol != tgt_leftcol)
3843 {
3844 curwin->w_leftcol = tgt_leftcol;
3845 leftcol_changed();
3846 }
3847 }
3848 }
3849
3850 /*
3851 * reset current-window
3852 */
3853#ifdef FEAT_VISUAL
3854 VIsual_select = old_VIsual_select;
3855 VIsual_active = old_VIsual_active;
3856#endif
3857 curwin = old_curwin;
3858 curbuf = old_curbuf;
3859}
3860#endif /* #ifdef FEAT_SCROLLBIND */
3861
3862/*
3863 * Command character that's ignored.
3864 * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use
3865 * xon/xoff
3866 */
3867/*ARGSUSED */
3868 static void
3869nv_ignore(cap)
3870 cmdarg_T *cap;
3871{
Bram Moolenaarfc735152005-03-22 22:54:12 +00003872 cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */
Bram Moolenaar071d4272004-06-13 20:20:40 +00003873}
3874
3875/*
3876 * Command character doesn't exist.
3877 */
3878 static void
3879nv_error(cap)
3880 cmdarg_T *cap;
3881{
3882 clearopbeep(cap->oap);
3883}
3884
3885/*
3886 * <Help> and <F1> commands.
3887 */
3888 static void
3889nv_help(cap)
3890 cmdarg_T *cap;
3891{
3892 if (!checkclearopq(cap->oap))
3893 ex_help(NULL);
3894}
3895
3896/*
3897 * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor.
3898 */
3899 static void
3900nv_addsub(cap)
3901 cmdarg_T *cap;
3902{
3903 if (!checkclearopq(cap->oap)
3904 && do_addsub((int)cap->cmdchar, cap->count1) == OK)
3905 prep_redo_cmd(cap);
3906}
3907
3908/*
3909 * CTRL-F, CTRL-B, etc: Scroll page up or down.
3910 */
3911 static void
3912nv_page(cap)
3913 cmdarg_T *cap;
3914{
3915 if (!checkclearop(cap->oap))
3916 (void)onepage(cap->arg, cap->count1);
3917}
3918
3919/*
3920 * Implementation of "gd" and "gD" command.
3921 */
3922 static void
3923nv_gd(oap, nchar)
3924 oparg_T *oap;
3925 int nchar;
3926{
3927 int len;
3928 char_u *pat;
3929 pos_T old_pos;
3930 int t;
3931 int save_p_ws;
3932 int save_p_scs;
3933 char_u *ptr;
3934
Bram Moolenaard9d30582005-05-18 22:10:28 +00003935 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0
3936 || (pat = alloc(len + 7)) == NULL)
Bram Moolenaar071d4272004-06-13 20:20:40 +00003937 {
3938 clearopbeep(oap);
3939 return;
3940 }
Bram Moolenaard9d30582005-05-18 22:10:28 +00003941
3942 /* Put "\V" before the pattern to avoid that the special meaning of "."
3943 * and "~" causes trouble. */
3944 sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s",
3945 len, ptr);
Bram Moolenaar071d4272004-06-13 20:20:40 +00003946 old_pos = curwin->w_cursor;
3947 save_p_ws = p_ws;
3948 save_p_scs = p_scs;
3949 p_ws = FALSE; /* don't wrap around end of file now */
3950 p_scs = FALSE; /* don't switch ignorecase off now */
3951
3952 /*
3953 * With "gD" go to line 1.
3954 * With "gd" Search back for the start of the current function, then go
3955 * back until a blank line. If this fails go to line 1.
3956 */
3957 if (nchar == 'D' || !findpar(oap, BACKWARD, 1L, '{', FALSE))
3958 {
3959 setpcmark(); /* Set in findpar() otherwise */
3960 curwin->w_cursor.lnum = 1;
3961 }
3962 else
3963 {
3964 while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL)
3965 --curwin->w_cursor.lnum;
3966 }
3967 curwin->w_cursor.col = 0;
3968
3969 /* Search forward for the identifier, ignore comment lines. */
3970 while ((t = searchit(curwin, curbuf, &curwin->w_cursor, FORWARD, pat, 1L, 0,
3971 RE_LAST)) != FAIL
3972#ifdef FEAT_COMMENTS
3973 && get_leader_len(ml_get_curline(), NULL, FALSE) > 0
3974#endif
3975 && old_pos.lnum > curwin->w_cursor.lnum)
3976 {
3977 /* Ignore this line, continue at start of next line. */
3978 ++curwin->w_cursor.lnum;
3979 curwin->w_cursor.col = 0;
3980 }
3981 if (t == FAIL || old_pos.lnum <= curwin->w_cursor.lnum)
3982 {
3983 clearopbeep(oap);
3984 curwin->w_cursor = old_pos;
3985 }
3986 else
3987 {
3988 curwin->w_set_curswant = TRUE;
3989#ifdef FEAT_FOLDING
3990 if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP)
3991 foldOpenCursor();
3992#endif
3993 /* "n" searches forward now */
3994 reset_search_dir();
3995 }
3996
3997 vim_free(pat);
3998 p_ws = save_p_ws;
3999 p_scs = save_p_scs;
4000}
4001
4002/*
4003 * Move 'dist' lines in direction 'dir', counting lines by *screen*
4004 * lines rather than lines in the file.
4005 * 'dist' must be positive.
4006 *
4007 * Return OK if able to move cursor, FAIL otherwise.
4008 */
4009 static int
4010nv_screengo(oap, dir, dist)
4011 oparg_T *oap;
4012 int dir;
4013 long dist;
4014{
4015 int linelen = linetabsize(ml_get_curline());
4016 int retval = OK;
4017 int atend = FALSE;
4018 int n;
4019 int col_off1; /* margin offset for first screen line */
4020 int col_off2; /* margin offset for wrapped screen line */
4021 int width1; /* text width for first screen line */
4022 int width2; /* test width for wrapped screen line */
4023
4024 oap->motion_type = MCHAR;
4025 oap->inclusive = FALSE;
4026
4027 col_off1 = curwin_col_off();
4028 col_off2 = col_off1 - curwin_col_off2();
4029 width1 = W_WIDTH(curwin) - col_off1;
4030 width2 = W_WIDTH(curwin) - col_off2;
4031
4032#ifdef FEAT_VERTSPLIT
4033 if (curwin->w_width != 0)
4034 {
4035#endif
4036 /*
4037 * Instead of sticking at the last character of the buffer line we
4038 * try to stick in the last column of the screen.
4039 */
4040 if (curwin->w_curswant == MAXCOL)
4041 {
4042 atend = TRUE;
4043 validate_virtcol();
4044 if (width1 <= 0)
4045 curwin->w_curswant = 0;
4046 else
4047 {
4048 curwin->w_curswant = width1 - 1;
4049 if (curwin->w_virtcol > curwin->w_curswant)
4050 curwin->w_curswant += ((curwin->w_virtcol
4051 - curwin->w_curswant - 1) / width2 + 1) * width2;
4052 }
4053 }
4054 else
4055 {
4056 if (linelen > width1)
4057 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1;
4058 else
4059 n = width1;
4060 if (curwin->w_curswant > (colnr_T)n + 1)
4061 curwin->w_curswant -= ((curwin->w_curswant - n) / width2 + 1)
4062 * width2;
4063 }
4064
4065 while (dist--)
4066 {
4067 if (dir == BACKWARD)
4068 {
4069 if ((long)curwin->w_curswant >= width2)
4070 /* move back within line */
4071 curwin->w_curswant -= width2;
4072 else
4073 {
4074 /* to previous line */
4075 if (curwin->w_cursor.lnum == 1)
4076 {
4077 retval = FAIL;
4078 break;
4079 }
4080 --curwin->w_cursor.lnum;
4081#ifdef FEAT_FOLDING
4082 /* Move to the start of a closed fold. Don't do that when
4083 * 'foldopen' contains "all": it will open in a moment. */
4084 if (!(fdo_flags & FDO_ALL))
4085 (void)hasFolding(curwin->w_cursor.lnum,
4086 &curwin->w_cursor.lnum, NULL);
4087#endif
4088 linelen = linetabsize(ml_get_curline());
4089 if (linelen > width1)
4090 curwin->w_curswant += (((linelen - width1 - 1) / width2)
4091 + 1) * width2;
4092 }
4093 }
4094 else /* dir == FORWARD */
4095 {
4096 if (linelen > width1)
4097 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1;
4098 else
4099 n = width1;
4100 if (curwin->w_curswant + width2 < (colnr_T)n)
4101 /* move forward within line */
4102 curwin->w_curswant += width2;
4103 else
4104 {
4105 /* to next line */
4106#ifdef FEAT_FOLDING
4107 /* Move to the end of a closed fold. */
4108 (void)hasFolding(curwin->w_cursor.lnum, NULL,
4109 &curwin->w_cursor.lnum);
4110#endif
4111 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)
4112 {
4113 retval = FAIL;
4114 break;
4115 }
4116 curwin->w_cursor.lnum++;
4117 curwin->w_curswant %= width2;
4118 }
4119 }
4120 }
4121#ifdef FEAT_VERTSPLIT
4122 }
4123#endif
4124
4125 coladvance(curwin->w_curswant);
4126
4127#if defined(FEAT_LINEBREAK) || defined(FEAT_MBYTE)
4128 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap)
4129 {
4130 /*
4131 * Check for landing on a character that got split at the end of the
4132 * last line. We want to advance a screenline, not end up in the same
4133 * screenline or move two screenlines.
4134 */
4135 validate_virtcol();
4136 if (curwin->w_virtcol > curwin->w_curswant
4137 && (curwin->w_curswant < (colnr_T)width1
4138 ? (curwin->w_curswant > (colnr_T)width1 / 2)
4139 : ((curwin->w_curswant - width1) % width2
4140 > (colnr_T)width2 / 2)))
4141 --curwin->w_cursor.col;
4142 }
4143#endif
4144
4145 if (atend)
4146 curwin->w_curswant = MAXCOL; /* stick in the last column */
4147
4148 return retval;
4149}
4150
4151#ifdef FEAT_MOUSE
4152/*
4153 * Mouse scroll wheel: Default action is to scroll three lines, or one page
4154 * when Shift or Ctrl is used.
4155 * K_MOUSEUP (cap->arg == TRUE) or K_MOUSEDOWN (cap->arg == FALSE)
4156 */
4157 static void
4158nv_mousescroll(cap)
4159 cmdarg_T *cap;
4160{
4161# if defined(FEAT_GUI) && defined(FEAT_WINDOWS)
4162 win_T *old_curwin;
4163
4164 old_curwin = curwin;
4165
4166 /* Currently we only get the mouse coordinates in the GUI. */
4167 if (gui.in_use && mouse_row >= 0 && mouse_col >= 0)
4168 {
4169 int row, col;
4170
4171 row = mouse_row;
4172 col = mouse_col;
4173
4174 /* find the window at the pointer coordinates */
4175 curwin = mouse_find_win(&row, &col);
4176 curbuf = curwin->w_buffer;
4177 }
4178# endif
4179
4180 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
4181 {
4182 (void)onepage(cap->arg ? FORWARD : BACKWARD, 1L);
4183 }
4184 else
4185 {
4186 cap->count1 = 3;
4187 cap->count0 = 3;
4188 nv_scroll_line(cap);
4189 }
4190
4191# if defined(FEAT_GUI) && defined(FEAT_WINDOWS)
4192 curwin->w_redr_status = TRUE;
4193
4194 curwin = old_curwin;
4195 curbuf = curwin->w_buffer;
4196# endif
4197}
4198
4199/*
4200 * Mouse clicks and drags.
4201 */
4202 static void
4203nv_mouse(cap)
4204 cmdarg_T *cap;
4205{
4206 (void)do_mouse(cap->oap, cap->cmdchar, BACKWARD, cap->count1, 0);
4207}
4208#endif
4209
4210/*
4211 * Handle CTRL-E and CTRL-Y commands: scroll a line up or down.
4212 * cap->arg must be TRUE for CTRL-E.
4213 */
4214 static void
4215nv_scroll_line(cap)
4216 cmdarg_T *cap;
4217{
4218 if (!checkclearop(cap->oap))
4219 scroll_redraw(cap->arg, cap->count1);
4220}
4221
4222/*
4223 * Scroll "count" lines up or down, and redraw.
4224 */
4225 void
4226scroll_redraw(up, count)
4227 int up;
4228 long count;
4229{
4230 linenr_T prev_topline = curwin->w_topline;
4231#ifdef FEAT_DIFF
4232 int prev_topfill = curwin->w_topfill;
4233#endif
4234 linenr_T prev_lnum = curwin->w_cursor.lnum;
4235
4236 if (up)
4237 scrollup(count, TRUE);
4238 else
4239 scrolldown(count, TRUE);
4240 if (p_so)
4241 {
4242 /* Adjust the cursor position for 'scrolloff'. Mark w_topline as
4243 * valid, otherwise the screen jumps back at the end of the file. */
4244 cursor_correct();
4245 check_cursor_moved(curwin);
4246 curwin->w_valid |= VALID_TOPLINE;
4247
4248 /* If moved back to where we were, at least move the cursor, otherwise
4249 * we get stuck at one position. Don't move the cursor up if the
4250 * first line of the buffer is already on the screen */
4251 while (curwin->w_topline == prev_topline
4252#ifdef FEAT_DIFF
4253 && curwin->w_topfill == prev_topfill
4254#endif
4255 )
4256 {
4257 if (up)
4258 {
4259 if (curwin->w_cursor.lnum > prev_lnum
4260 || cursor_down(1L, FALSE) == FAIL)
4261 break;
4262 }
4263 else
4264 {
4265 if (curwin->w_cursor.lnum < prev_lnum
4266 || prev_topline == 1L
4267 || cursor_up(1L, FALSE) == FAIL)
4268 break;
4269 }
4270 /* Mark w_topline as valid, otherwise the screen jumps back at the
4271 * end of the file. */
4272 check_cursor_moved(curwin);
4273 curwin->w_valid |= VALID_TOPLINE;
4274 }
4275 }
4276 if (curwin->w_cursor.lnum != prev_lnum)
4277 coladvance(curwin->w_curswant);
4278 redraw_later(VALID);
4279}
4280
4281/*
4282 * Commands that start with "z".
4283 */
4284 static void
4285nv_zet(cap)
4286 cmdarg_T *cap;
4287{
4288 long n;
4289 colnr_T col;
4290 int nchar = cap->nchar;
4291#ifdef FEAT_FOLDING
4292 long old_fdl = curwin->w_p_fdl;
4293 int old_fen = curwin->w_p_fen;
4294#endif
4295
4296 if (VIM_ISDIGIT(nchar))
4297 {
4298 /*
4299 * "z123{nchar}": edit the count before obtaining {nchar}
4300 */
4301 if (checkclearop(cap->oap))
4302 return;
4303 n = nchar - '0';
4304 for (;;)
4305 {
4306#ifdef USE_ON_FLY_SCROLL
4307 dont_scroll = TRUE; /* disallow scrolling here */
4308#endif
4309 ++no_mapping;
4310 ++allow_keys; /* no mapping for nchar, but allow key codes */
4311 nchar = safe_vgetc();
4312#ifdef FEAT_LANGMAP
4313 LANGMAP_ADJUST(nchar, TRUE);
4314#endif
4315 --no_mapping;
4316 --allow_keys;
4317#ifdef FEAT_CMDL_INFO
4318 (void)add_to_showcmd(nchar);
4319#endif
4320 if (nchar == K_DEL || nchar == K_KDEL)
4321 n /= 10;
4322 else if (VIM_ISDIGIT(nchar))
4323 n = n * 10 + (nchar - '0');
4324 else if (nchar == CAR)
4325 {
4326#ifdef FEAT_GUI
4327 need_mouse_correct = TRUE;
4328#endif
4329 win_setheight((int)n);
4330 break;
4331 }
4332 else if (nchar == 'l'
4333 || nchar == 'h'
4334 || nchar == K_LEFT
Bram Moolenaara88d9682005-03-25 21:45:43 +00004335 || nchar == K_RIGHT)
Bram Moolenaar071d4272004-06-13 20:20:40 +00004336 {
4337 cap->count1 = n ? n * cap->count1 : cap->count1;
4338 goto dozet;
4339 }
4340 else
4341 {
4342 clearopbeep(cap->oap);
4343 break;
4344 }
4345 }
4346 cap->oap->op_type = OP_NOP;
4347 return;
4348 }
4349
4350dozet:
4351 if (
4352#ifdef FEAT_FOLDING
4353 /* "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc"
4354 * and "zC" only in Visual mode. "zj" and "zk" are motion
4355 * commands. */
4356 cap->nchar != 'f' && cap->nchar != 'F'
4357 && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar))
4358 && cap->nchar != 'j' && cap->nchar != 'k'
4359 &&
4360#endif
4361 checkclearop(cap->oap))
4362 return;
4363
4364 /*
4365 * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb":
4366 * If line number given, set cursor.
4367 */
4368 if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL)
4369 && cap->count0
4370 && cap->count0 != curwin->w_cursor.lnum)
4371 {
4372 setpcmark();
4373 if (cap->count0 > curbuf->b_ml.ml_line_count)
4374 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
4375 else
4376 curwin->w_cursor.lnum = cap->count0;
Bram Moolenaard4755bb2004-09-02 19:12:26 +00004377 check_cursor_col();
Bram Moolenaar071d4272004-06-13 20:20:40 +00004378 }
4379
4380 switch (nchar)
4381 {
4382 /* "z+", "z<CR>" and "zt": put cursor at top of screen */
4383 case '+':
4384 if (cap->count0 == 0)
4385 {
4386 /* No count given: put cursor at the line below screen */
4387 validate_botline(); /* make sure w_botline is valid */
4388 if (curwin->w_botline > curbuf->b_ml.ml_line_count)
4389 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
4390 else
4391 curwin->w_cursor.lnum = curwin->w_botline;
4392 }
4393 /* FALLTHROUGH */
4394 case NL:
4395 case CAR:
4396 case K_KENTER:
4397 beginline(BL_WHITE | BL_FIX);
4398 /* FALLTHROUGH */
4399
4400 case 't': scroll_cursor_top(0, TRUE);
4401 redraw_later(VALID);
4402 break;
4403
4404 /* "z." and "zz": put cursor in middle of screen */
4405 case '.': beginline(BL_WHITE | BL_FIX);
4406 /* FALLTHROUGH */
4407
4408 case 'z': scroll_cursor_halfway(TRUE);
4409 redraw_later(VALID);
4410 break;
4411
4412 /* "z^", "z-" and "zb": put cursor at bottom of screen */
4413 case '^': /* Strange Vi behavior: <count>z^ finds line at top of window
4414 * when <count> is at bottom of window, and puts that one at
4415 * bottom of window. */
4416 if (cap->count0 != 0)
4417 {
4418 scroll_cursor_bot(0, TRUE);
4419 curwin->w_cursor.lnum = curwin->w_topline;
4420 }
4421 else if (curwin->w_topline == 1)
4422 curwin->w_cursor.lnum = 1;
4423 else
4424 curwin->w_cursor.lnum = curwin->w_topline - 1;
4425 /* FALLTHROUGH */
4426 case '-':
4427 beginline(BL_WHITE | BL_FIX);
4428 /* FALLTHROUGH */
4429
4430 case 'b': scroll_cursor_bot(0, TRUE);
4431 redraw_later(VALID);
4432 break;
4433
4434 /* "zH" - scroll screen right half-page */
4435 case 'H':
4436 cap->count1 *= W_WIDTH(curwin) / 2;
4437 /* FALLTHROUGH */
4438
4439 /* "zh" - scroll screen to the right */
4440 case 'h':
4441 case K_LEFT:
4442 if (!curwin->w_p_wrap)
4443 {
4444 if ((colnr_T)cap->count1 > curwin->w_leftcol)
4445 curwin->w_leftcol = 0;
4446 else
4447 curwin->w_leftcol -= (colnr_T)cap->count1;
4448 leftcol_changed();
4449 }
4450 break;
4451
4452 /* "zL" - scroll screen left half-page */
4453 case 'L': cap->count1 *= W_WIDTH(curwin) / 2;
4454 /* FALLTHROUGH */
4455
4456 /* "zl" - scroll screen to the left */
4457 case 'l':
4458 case K_RIGHT:
4459 if (!curwin->w_p_wrap)
4460 {
4461 /* scroll the window left */
4462 curwin->w_leftcol += (colnr_T)cap->count1;
4463 leftcol_changed();
4464 }
4465 break;
4466
4467 /* "zs" - scroll screen, cursor at the start */
4468 case 's': if (!curwin->w_p_wrap)
4469 {
4470#ifdef FEAT_FOLDING
4471 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4472 col = 0; /* like the cursor is in col 0 */
4473 else
4474#endif
4475 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL);
4476 if ((long)col > p_siso)
4477 col -= p_siso;
4478 else
4479 col = 0;
4480 if (curwin->w_leftcol != col)
4481 {
4482 curwin->w_leftcol = col;
4483 redraw_later(NOT_VALID);
4484 }
4485 }
4486 break;
4487
4488 /* "ze" - scroll screen, cursor at the end */
4489 case 'e': if (!curwin->w_p_wrap)
4490 {
4491#ifdef FEAT_FOLDING
4492 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4493 col = 0; /* like the cursor is in col 0 */
4494 else
4495#endif
4496 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col);
4497 n = W_WIDTH(curwin) - curwin_col_off();
4498 if ((long)col + p_siso < n)
4499 col = 0;
4500 else
4501 col = col + p_siso - n + 1;
4502 if (curwin->w_leftcol != col)
4503 {
4504 curwin->w_leftcol = col;
4505 redraw_later(NOT_VALID);
4506 }
4507 }
4508 break;
4509
4510#ifdef FEAT_FOLDING
4511 /* "zF": create fold command */
4512 /* "zf": create fold operator */
4513 case 'F':
4514 case 'f': if (foldManualAllowed(TRUE))
4515 {
4516 cap->nchar = 'f';
4517 nv_operator(cap);
4518 curwin->w_p_fen = TRUE;
4519
4520 /* "zF" is like "zfzf" */
4521 if (nchar == 'F' && cap->oap->op_type == OP_FOLD)
4522 {
4523 nv_operator(cap);
4524 finish_op = TRUE;
4525 }
4526 }
4527 else
4528 clearopbeep(cap->oap);
4529 break;
4530
4531 /* "zd": delete fold at cursor */
4532 /* "zD": delete fold at cursor recursively */
4533 case 'd':
4534 case 'D': if (foldManualAllowed(FALSE))
4535 {
4536 if (VIsual_active)
4537 nv_operator(cap);
4538 else
4539 deleteFold(curwin->w_cursor.lnum,
4540 curwin->w_cursor.lnum, nchar == 'D', FALSE);
4541 }
4542 break;
4543
4544 /* "zE": erease all folds */
4545 case 'E': if (foldmethodIsManual(curwin))
4546 {
4547 clearFolding(curwin);
4548 changed_window_setting();
4549 }
4550 else if (foldmethodIsMarker(curwin))
4551 deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count,
4552 TRUE, FALSE);
4553 else
4554 EMSG(_("E352: Cannot erase folds with current 'foldmethod'"));
4555 break;
4556
4557 /* "zn": fold none: reset 'foldenable' */
4558 case 'n': curwin->w_p_fen = FALSE;
4559 break;
4560
4561 /* "zN": fold Normal: set 'foldenable' */
4562 case 'N': curwin->w_p_fen = TRUE;
4563 break;
4564
4565 /* "zi": invert folding: toggle 'foldenable' */
4566 case 'i': curwin->w_p_fen = !curwin->w_p_fen;
4567 break;
4568
4569 /* "za": open closed fold or close open fold at cursor */
4570 case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4571 openFold(curwin->w_cursor.lnum, cap->count1);
4572 else
4573 {
4574 closeFold(curwin->w_cursor.lnum, cap->count1);
4575 curwin->w_p_fen = TRUE;
4576 }
4577 break;
4578
4579 /* "zA": open fold at cursor recursively */
4580 case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4581 openFoldRecurse(curwin->w_cursor.lnum);
4582 else
4583 {
4584 closeFoldRecurse(curwin->w_cursor.lnum);
4585 curwin->w_p_fen = TRUE;
4586 }
4587 break;
4588
4589 /* "zo": open fold at cursor or Visual area */
4590 case 'o': if (VIsual_active)
4591 nv_operator(cap);
4592 else
4593 openFold(curwin->w_cursor.lnum, cap->count1);
4594 break;
4595
4596 /* "zO": open fold recursively */
4597 case 'O': if (VIsual_active)
4598 nv_operator(cap);
4599 else
4600 openFoldRecurse(curwin->w_cursor.lnum);
4601 break;
4602
4603 /* "zc": close fold at cursor or Visual area */
4604 case 'c': if (VIsual_active)
4605 nv_operator(cap);
4606 else
4607 closeFold(curwin->w_cursor.lnum, cap->count1);
4608 curwin->w_p_fen = TRUE;
4609 break;
4610
4611 /* "zC": close fold recursively */
4612 case 'C': if (VIsual_active)
4613 nv_operator(cap);
4614 else
4615 closeFoldRecurse(curwin->w_cursor.lnum);
4616 curwin->w_p_fen = TRUE;
4617 break;
4618
4619 /* "zv": open folds at the cursor */
4620 case 'v': foldOpenCursor();
4621 break;
4622
4623 /* "zx": re-apply 'foldlevel' and open folds at the cursor */
4624 case 'x': curwin->w_p_fen = TRUE;
4625 newFoldLevel(); /* update right now */
4626 foldOpenCursor();
4627 break;
4628
4629 /* "zX": undo manual opens/closes, re-apply 'foldlevel' */
4630 case 'X': curwin->w_p_fen = TRUE;
4631 old_fdl = -1; /* force an update */
4632 break;
4633
4634 /* "zm": fold more */
4635 case 'm': if (curwin->w_p_fdl > 0)
4636 --curwin->w_p_fdl;
4637 old_fdl = -1; /* force an update */
4638 curwin->w_p_fen = TRUE;
4639 break;
4640
4641 /* "zM": close all folds */
4642 case 'M': curwin->w_p_fdl = 0;
4643 old_fdl = -1; /* force an update */
4644 curwin->w_p_fen = TRUE;
4645 break;
4646
4647 /* "zr": reduce folding */
4648 case 'r': ++curwin->w_p_fdl;
4649 break;
4650
4651 /* "zR": open all folds */
4652 case 'R': curwin->w_p_fdl = getDeepestNesting();
4653 old_fdl = -1; /* force an update */
4654 break;
4655
4656 case 'j': /* "zj" move to next fold downwards */
4657 case 'k': /* "zk" move to next fold upwards */
4658 if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD,
4659 cap->count1) == FAIL)
4660 clearopbeep(cap->oap);
4661 break;
4662
4663#endif /* FEAT_FOLDING */
4664
Bram Moolenaarb765d632005-06-07 21:00:02 +00004665#ifdef FEAT_SYN_HL
4666 case 'g': /* "zg": add good word to word list */
4667 case 'w': /* "zw": add wrong word to word list */
Bram Moolenaar7887d882005-07-01 22:33:52 +00004668 case 'G': /* "zG": add good word to temp word list */
4669 case 'W': /* "zW": add wrong word to temp word list */
Bram Moolenaarb765d632005-06-07 21:00:02 +00004670 {
4671 char_u *ptr = NULL;
4672 int len;
4673
4674 if (checkclearop(cap->oap))
4675 break;
4676# ifdef FEAT_VISUAL
4677 if (VIsual_active && get_visual_text(cap, &ptr, &len)
4678 == FAIL)
4679 return;
4680# endif
4681 if (ptr == NULL && (len = find_ident_under_cursor(&ptr,
4682 FIND_IDENT)) == 0)
4683 return;
Bram Moolenaar7887d882005-07-01 22:33:52 +00004684 spell_add_word(ptr, len, nchar == 'w' || nchar == 'W',
Bram Moolenaarf9184a12005-07-02 23:10:47 +00004685 (nchar == 'G' || nchar == 'W') ? 0
4686 : (int)cap->count1);
Bram Moolenaarb765d632005-06-07 21:00:02 +00004687 }
Bram Moolenaar3982c542005-06-08 21:56:31 +00004688 break;
Bram Moolenaar9ba0eb82005-06-13 22:28:56 +00004689
4690 case '?': /* "z?": suggestions for a badly spelled word */
4691 if (!checkclearopq(cap->oap))
Bram Moolenaard12a1322005-08-21 22:08:24 +00004692 spell_suggest((int)cap->count0);
Bram Moolenaar9ba0eb82005-06-13 22:28:56 +00004693 break;
Bram Moolenaarb765d632005-06-07 21:00:02 +00004694#endif
4695
Bram Moolenaar071d4272004-06-13 20:20:40 +00004696 default: clearopbeep(cap->oap);
4697 }
4698
4699#ifdef FEAT_FOLDING
4700 /* Redraw when 'foldenable' changed */
4701 if (old_fen != curwin->w_p_fen)
4702 {
4703# ifdef FEAT_DIFF
4704 win_T *wp;
4705
4706 if (foldmethodIsDiff(curwin) && curwin->w_p_scb)
4707 {
4708 /* Adjust 'foldenable' in diff-synced windows. */
4709 FOR_ALL_WINDOWS(wp)
4710 {
4711 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb)
4712 {
4713 wp->w_p_fen = curwin->w_p_fen;
4714 changed_window_setting_win(wp);
4715 }
4716 }
4717 }
4718# endif
4719 changed_window_setting();
4720 }
4721
4722 /* Redraw when 'foldlevel' changed. */
4723 if (old_fdl != curwin->w_p_fdl)
4724 newFoldLevel();
4725#endif
4726}
4727
4728#ifdef FEAT_GUI
4729/*
4730 * Vertical scrollbar movement.
4731 */
4732 static void
4733nv_ver_scrollbar(cap)
4734 cmdarg_T *cap;
4735{
4736 if (cap->oap->op_type != OP_NOP)
4737 clearopbeep(cap->oap);
4738
4739 /* Even if an operator was pending, we still want to scroll */
4740 gui_do_scroll();
4741}
4742
4743/*
4744 * Horizontal scrollbar movement.
4745 */
4746 static void
4747nv_hor_scrollbar(cap)
4748 cmdarg_T *cap;
4749{
4750 if (cap->oap->op_type != OP_NOP)
4751 clearopbeep(cap->oap);
4752
4753 /* Even if an operator was pending, we still want to scroll */
4754 gui_do_horiz_scroll();
4755}
4756#endif
4757
4758/*
4759 * "Q" command.
4760 */
4761 static void
4762nv_exmode(cap)
4763 cmdarg_T *cap;
4764{
4765 /*
4766 * Ignore 'Q' in Visual mode, just give a beep.
4767 */
4768#ifdef FEAT_VISUAL
4769 if (VIsual_active)
4770 vim_beep();
4771 else
4772#endif
4773 if (!checkclearop(cap->oap))
4774 do_exmode(FALSE);
4775}
4776
4777/*
4778 * Handle a ":" command.
4779 */
4780 static void
4781nv_colon(cap)
4782 cmdarg_T *cap;
4783{
4784 int old_p_im;
4785
4786#ifdef FEAT_VISUAL
4787 if (VIsual_active)
4788 nv_operator(cap);
4789 else
4790#endif
4791 {
4792 if (cap->oap->op_type != OP_NOP)
4793 {
4794 /* Using ":" as a movement is characterwise exclusive. */
4795 cap->oap->motion_type = MCHAR;
4796 cap->oap->inclusive = FALSE;
4797 }
4798 else if (cap->count0)
4799 {
4800 /* translate "count:" into ":.,.+(count - 1)" */
4801 stuffcharReadbuff('.');
4802 if (cap->count0 > 1)
4803 {
4804 stuffReadbuff((char_u *)",.+");
4805 stuffnumReadbuff((long)cap->count0 - 1L);
4806 }
4807 }
4808
4809 /* When typing, don't type below an old message */
4810 if (KeyTyped)
4811 compute_cmdrow();
4812
4813 old_p_im = p_im;
4814
4815 /* get a command line and execute it */
4816 do_cmdline(NULL, getexline, NULL,
4817 cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0);
4818
4819 /* If 'insertmode' changed, enter or exit Insert mode */
4820 if (p_im != old_p_im)
4821 {
4822 if (p_im)
4823 restart_edit = 'i';
4824 else
4825 restart_edit = 0;
4826 }
4827
4828 /* The start of the operator may have become invalid by the Ex
4829 * command. */
4830 if (cap->oap->op_type != OP_NOP
4831 && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count
4832 || cap->oap->start.col >
4833 STRLEN(ml_get(cap->oap->start.lnum))))
4834 clearopbeep(cap->oap);
4835 }
4836}
4837
4838/*
4839 * Handle CTRL-G command.
4840 */
4841 static void
4842nv_ctrlg(cap)
4843 cmdarg_T *cap;
4844{
4845#ifdef FEAT_VISUAL
4846 if (VIsual_active) /* toggle Selection/Visual mode */
4847 {
4848 VIsual_select = !VIsual_select;
4849 showmode();
4850 }
4851 else
4852#endif
4853 if (!checkclearop(cap->oap))
4854 /* print full name if count given or :cd used */
4855 fileinfo((int)cap->count0, FALSE, TRUE);
4856}
4857
4858/*
4859 * Handle CTRL-H <Backspace> command.
4860 */
4861 static void
4862nv_ctrlh(cap)
4863 cmdarg_T *cap;
4864{
4865#ifdef FEAT_VISUAL
4866 if (VIsual_active && VIsual_select)
4867 {
4868 cap->cmdchar = 'x'; /* BS key behaves like 'x' in Select mode */
4869 v_visop(cap);
4870 }
4871 else
4872#endif
4873 nv_left(cap);
4874}
4875
4876/*
4877 * CTRL-L: clear screen and redraw.
4878 */
4879 static void
4880nv_clear(cap)
4881 cmdarg_T *cap;
4882{
4883 if (!checkclearop(cap->oap))
4884 {
4885#if defined(__BEOS__) && !USE_THREAD_FOR_INPUT_WITH_TIMEOUT
4886 /*
4887 * Right now, the BeBox doesn't seem to have an easy way to detect
4888 * window resizing, so we cheat and make the user detect it
4889 * manually with CTRL-L instead
4890 */
4891 ui_get_shellsize();
4892#endif
4893#ifdef FEAT_SYN_HL
4894 /* Clear all syntax states to force resyncing. */
4895 syn_stack_free_all(curbuf);
4896#endif
4897 redraw_later(CLEAR);
4898 }
4899}
4900
4901/*
4902 * CTRL-O: In Select mode: switch to Visual mode for one command.
4903 * Otherwise: Go to older pcmark.
4904 */
4905 static void
4906nv_ctrlo(cap)
4907 cmdarg_T *cap;
4908{
4909#ifdef FEAT_VISUAL
4910 if (VIsual_active && VIsual_select)
4911 {
4912 VIsual_select = FALSE;
4913 showmode();
4914 restart_VIsual_select = 2; /* restart Select mode later */
4915 }
4916 else
4917#endif
4918 {
4919 cap->count1 = -cap->count1;
4920 nv_pcmark(cap);
4921 }
4922}
4923
4924/*
4925 * CTRL-^ command, short for ":e #"
4926 */
4927 static void
4928nv_hat(cap)
4929 cmdarg_T *cap;
4930{
4931 if (!checkclearopq(cap->oap))
4932 (void)buflist_getfile((int)cap->count0, (linenr_T)0,
4933 GETF_SETMARK|GETF_ALT, FALSE);
4934}
4935
4936/*
4937 * "Z" commands.
4938 */
4939 static void
4940nv_Zet(cap)
4941 cmdarg_T *cap;
4942{
4943 if (!checkclearopq(cap->oap))
4944 {
4945 switch (cap->nchar)
4946 {
4947 /* "ZZ": equivalent to ":x". */
4948 case 'Z': do_cmdline_cmd((char_u *)"x");
4949 break;
4950
4951 /* "ZQ": equivalent to ":q!" (Elvis compatible). */
4952 case 'Q': do_cmdline_cmd((char_u *)"q!");
4953 break;
4954
4955 default: clearopbeep(cap->oap);
4956 }
4957 }
4958}
4959
4960#if defined(FEAT_WINDOWS) || defined(PROTO)
4961/*
4962 * Call nv_ident() as if "c1" was used, with "c2" as next character.
4963 */
4964 void
4965do_nv_ident(c1, c2)
4966 int c1;
4967 int c2;
4968{
4969 oparg_T oa;
4970 cmdarg_T ca;
4971
4972 clear_oparg(&oa);
4973 vim_memset(&ca, 0, sizeof(ca));
4974 ca.oap = &oa;
4975 ca.cmdchar = c1;
4976 ca.nchar = c2;
4977 nv_ident(&ca);
4978}
4979#endif
4980
4981/*
4982 * Handle the commands that use the word under the cursor.
4983 * [g] CTRL-] :ta to current identifier
4984 * [g] 'K' run program for current identifier
4985 * [g] '*' / to current identifier or string
4986 * [g] '#' ? to current identifier or string
4987 * g ']' :tselect for current identifier
4988 */
4989 static void
4990nv_ident(cap)
4991 cmdarg_T *cap;
4992{
4993 char_u *ptr = NULL;
4994 char_u *buf;
4995 char_u *p;
4996 char_u *kp; /* value of 'keywordprg' */
4997 int kp_help; /* 'keywordprg' is ":help" */
4998 int n = 0; /* init for GCC */
4999 int cmdchar;
5000 int g_cmd; /* "g" command */
5001 char_u *aux_ptr;
5002 int isman;
5003 int isman_s;
5004
5005 if (cap->cmdchar == 'g') /* "g*", "g#", "g]" and "gCTRL-]" */
5006 {
5007 cmdchar = cap->nchar;
5008 g_cmd = TRUE;
5009 }
5010 else
5011 {
5012 cmdchar = cap->cmdchar;
5013 g_cmd = FALSE;
5014 }
5015
5016 if (cmdchar == POUND) /* the pound sign, '#' for English keyboards */
5017 cmdchar = '#';
5018
5019 /*
5020 * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode.
5021 */
5022 if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K')
5023 {
5024#ifdef FEAT_VISUAL
5025 if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL)
5026 return;
5027#endif
5028 if (checkclearopq(cap->oap))
5029 return;
5030 }
5031
5032 if (ptr == NULL && (n = find_ident_under_cursor(&ptr,
5033 (cmdchar == '*' || cmdchar == '#')
5034 ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0)
5035 {
5036 clearop(cap->oap);
5037 return;
5038 }
5039
5040 /* Allocate buffer to put the command in. Inserting backslashes can
5041 * double the length of the word. p_kp / curbuf->b_p_kp could be added
5042 * and some numbers. */
5043 kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp);
5044 kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0
5045 || STRCMP(kp, ":help") == 0);
5046 buf = alloc((unsigned)(n * 2 + 30 + STRLEN(kp)));
5047 if (buf == NULL)
5048 return;
5049 buf[0] = NUL;
5050
5051 switch (cmdchar)
5052 {
5053 case '*':
5054 case '#':
5055 /*
5056 * Put cursor at start of word, makes search skip the word
5057 * under the cursor.
5058 * Call setpcmark() first, so "*``" puts the cursor back where
5059 * it was.
5060 */
5061 setpcmark();
5062 curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline());
5063
5064 if (!g_cmd && vim_iswordp(ptr))
5065 STRCPY(buf, "\\<");
5066 no_smartcase = TRUE; /* don't use 'smartcase' now */
5067 break;
5068
5069 case 'K':
5070 if (kp_help)
5071 STRCPY(buf, "he! ");
5072 else
5073 {
5074 /* When a count is given, turn it into a range. Is this
5075 * really what we want? */
5076 isman = (STRCMP(kp, "man") == 0);
5077 isman_s = (STRCMP(kp, "man -s") == 0);
5078 if (cap->count0 != 0 && !(isman || isman_s))
5079 sprintf((char *)buf, ".,.+%ld", cap->count0 - 1);
5080
5081 STRCAT(buf, "! ");
5082 if (cap->count0 == 0 && isman_s)
5083 STRCAT(buf, "man");
5084 else
5085 STRCAT(buf, kp);
5086 STRCAT(buf, " ");
5087 if (cap->count0 != 0 && (isman || isman_s))
5088 {
5089 sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0);
5090 STRCAT(buf, " ");
5091 }
5092 }
5093 break;
5094
5095 case ']':
5096#ifdef FEAT_CSCOPE
5097 if (p_cst)
5098 STRCPY(buf, "cstag ");
5099 else
5100#endif
5101 STRCPY(buf, "ts ");
5102 break;
5103
5104 default:
5105 if (curbuf->b_help)
5106 STRCPY(buf, "he! ");
5107 else if (g_cmd)
5108 STRCPY(buf, "tj ");
5109 else
5110 STRCPY(buf, "ta ");
5111 }
5112
5113 /*
5114 * Now grab the chars in the identifier
5115 */
5116 if (cmdchar == '*')
5117 aux_ptr = (char_u *)(p_magic ? "/.*~[^$\\" : "/^$\\");
5118 else if (cmdchar == '#')
5119 aux_ptr = (char_u *)(p_magic ? "/?.*~[^$\\" : "/?^$\\");
5120 else if (cmdchar == 'K' && !kp_help)
5121 aux_ptr = (char_u *)" \t\\\"|!";
5122 else
5123 /* Don't escape spaces and Tabs in a tag with a backslash */
5124 aux_ptr = (char_u *)"\\|\"";
5125
5126 p = buf + STRLEN(buf);
5127 while (n-- > 0)
5128 {
5129 /* put a backslash before \ and some others */
5130 if (vim_strchr(aux_ptr, *ptr) != NULL)
5131 *p++ = '\\';
5132#ifdef FEAT_MBYTE
5133 /* When current byte is a part of multibyte character, copy all bytes
5134 * of that character. */
5135 if (has_mbyte)
5136 {
5137 int i;
Bram Moolenaar0fa313a2005-08-10 21:07:57 +00005138 int len = (*mb_ptr2len)(ptr) - 1;
Bram Moolenaar071d4272004-06-13 20:20:40 +00005139
5140 for (i = 0; i < len && n >= 1; ++i, --n)
5141 *p++ = *ptr++;
5142 }
5143#endif
5144 *p++ = *ptr++;
5145 }
5146 *p = NUL;
5147
5148 /*
5149 * Execute the command.
5150 */
5151 if (cmdchar == '*' || cmdchar == '#')
5152 {
5153 if (!g_cmd && (
5154#ifdef FEAT_MBYTE
5155 has_mbyte ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) :
5156#endif
5157 vim_iswordc(ptr[-1])))
5158 STRCAT(buf, "\\>");
5159#ifdef FEAT_CMDHIST
5160 /* put pattern in search history */
5161 add_to_history(HIST_SEARCH, buf, TRUE, NUL);
5162#endif
5163 normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0);
5164 }
5165 else
5166 do_cmdline_cmd(buf);
5167
5168 vim_free(buf);
5169}
5170
Bram Moolenaard857f0e2005-06-21 22:37:39 +00005171#if defined(FEAT_VISUAL) || defined(PROTO)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005172/*
5173 * Get visually selected text, within one line only.
5174 * Returns FAIL if more than one line selected.
5175 */
Bram Moolenaard857f0e2005-06-21 22:37:39 +00005176 int
Bram Moolenaar071d4272004-06-13 20:20:40 +00005177get_visual_text(cap, pp, lenp)
5178 cmdarg_T *cap;
5179 char_u **pp; /* return: start of selected text */
5180 int *lenp; /* return: length of selected text */
5181{
5182 if (VIsual_mode != 'V')
5183 unadjust_for_sel();
5184 if (VIsual.lnum != curwin->w_cursor.lnum)
5185 {
Bram Moolenaard857f0e2005-06-21 22:37:39 +00005186 if (cap != NULL)
5187 clearopbeep(cap->oap);
Bram Moolenaar071d4272004-06-13 20:20:40 +00005188 return FAIL;
5189 }
5190 if (VIsual_mode == 'V')
5191 {
5192 *pp = ml_get_curline();
5193 *lenp = (int)STRLEN(*pp);
5194 }
5195 else
5196 {
5197 if (lt(curwin->w_cursor, VIsual))
5198 {
5199 *pp = ml_get_pos(&curwin->w_cursor);
5200 *lenp = VIsual.col - curwin->w_cursor.col + 1;
5201 }
5202 else
5203 {
5204 *pp = ml_get_pos(&VIsual);
5205 *lenp = curwin->w_cursor.col - VIsual.col + 1;
5206 }
5207#ifdef FEAT_MBYTE
5208 if (has_mbyte)
5209 /* Correct the length to include the whole last character. */
Bram Moolenaar0fa313a2005-08-10 21:07:57 +00005210 *lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1;
Bram Moolenaar071d4272004-06-13 20:20:40 +00005211#endif
5212 }
5213 reset_VIsual_and_resel();
5214 return OK;
5215}
5216#endif
5217
5218/*
5219 * CTRL-T: backwards in tag stack
5220 */
5221 static void
5222nv_tagpop(cap)
5223 cmdarg_T *cap;
5224{
5225 if (!checkclearopq(cap->oap))
5226 do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE);
5227}
5228
5229/*
5230 * Handle scrolling command 'H', 'L' and 'M'.
5231 */
5232 static void
5233nv_scroll(cap)
5234 cmdarg_T *cap;
5235{
5236 int used = 0;
5237 long n;
5238#ifdef FEAT_FOLDING
5239 linenr_T lnum;
5240#endif
5241 int half;
5242
5243 cap->oap->motion_type = MLINE;
5244 setpcmark();
5245
5246 if (cap->cmdchar == 'L')
5247 {
5248 validate_botline(); /* make sure curwin->w_botline is valid */
5249 curwin->w_cursor.lnum = curwin->w_botline - 1;
5250 if (cap->count1 - 1 >= curwin->w_cursor.lnum)
5251 curwin->w_cursor.lnum = 1;
5252 else
Bram Moolenaar69a7cb42004-06-20 12:51:53 +00005253 {
5254#ifdef FEAT_FOLDING
5255 if (hasAnyFolding(curwin))
5256 {
5257 /* Count a fold for one screen line. */
5258 for (n = cap->count1 - 1; n > 0
5259 && curwin->w_cursor.lnum > curwin->w_topline; --n)
5260 {
5261 (void)hasFolding(curwin->w_cursor.lnum,
5262 &curwin->w_cursor.lnum, NULL);
5263 --curwin->w_cursor.lnum;
5264 }
5265 }
5266 else
5267#endif
5268 curwin->w_cursor.lnum -= cap->count1 - 1;
5269 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00005270 }
5271 else
5272 {
5273 if (cap->cmdchar == 'M')
5274 {
5275#ifdef FEAT_DIFF
5276 /* Don't count filler lines above the window. */
5277 used -= diff_check_fill(curwin, curwin->w_topline)
5278 - curwin->w_topfill;
5279#endif
5280 validate_botline(); /* make sure w_empty_rows is valid */
5281 half = (curwin->w_height - curwin->w_empty_rows + 1) / 2;
5282 for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n)
5283 {
5284#ifdef FEAT_DIFF
5285 /* Count half he number of filler lines to be "below this
5286 * line" and half to be "above the next line". */
5287 if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline
5288 + n) / 2 >= half)
5289 {
5290 --n;
5291 break;
5292 }
5293#endif
5294 used += plines(curwin->w_topline + n);
5295 if (used >= half)
5296 break;
5297#ifdef FEAT_FOLDING
5298 if (hasFolding(curwin->w_topline + n, NULL, &lnum))
5299 n = lnum - curwin->w_topline;
5300#endif
5301 }
5302 if (n > 0 && used > curwin->w_height)
5303 --n;
5304 }
Bram Moolenaar69a7cb42004-06-20 12:51:53 +00005305 else /* (cap->cmdchar == 'H') */
5306 {
Bram Moolenaar071d4272004-06-13 20:20:40 +00005307 n = cap->count1 - 1;
Bram Moolenaar69a7cb42004-06-20 12:51:53 +00005308#ifdef FEAT_FOLDING
5309 if (hasAnyFolding(curwin))
5310 {
5311 /* Count a fold for one screen line. */
5312 lnum = curwin->w_topline;
5313 while (n-- > 0 && lnum < curwin->w_botline - 1)
5314 {
5315 hasFolding(lnum, NULL, &lnum);
5316 ++lnum;
5317 }
5318 n = lnum - curwin->w_topline;
5319 }
5320#endif
5321 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00005322 curwin->w_cursor.lnum = curwin->w_topline + n;
5323 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
5324 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
5325 }
5326
5327 cursor_correct(); /* correct for 'so' */
5328 beginline(BL_SOL | BL_FIX);
5329}
5330
5331/*
5332 * Cursor right commands.
5333 */
5334 static void
5335nv_right(cap)
5336 cmdarg_T *cap;
5337{
5338 long n;
5339#ifdef FEAT_VISUAL
5340 int PAST_LINE;
5341#else
5342# define PAST_LINE 0
5343#endif
5344
Bram Moolenaarbc7aa852005-03-06 23:38:09 +00005345 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
5346 {
5347 /* <C-Right> and <S-Right> move a word or WORD right */
5348 if (mod_mask & MOD_MASK_CTRL)
5349 cap->arg = TRUE;
5350 nv_wordcmd(cap);
5351 return;
5352 }
5353
Bram Moolenaar071d4272004-06-13 20:20:40 +00005354 cap->oap->motion_type = MCHAR;
5355 cap->oap->inclusive = FALSE;
5356#ifdef FEAT_VISUAL
5357 PAST_LINE = (VIsual_active && *p_sel != 'o');
5358
5359# ifdef FEAT_VIRTUALEDIT
5360 /*
5361 * In virtual mode, there's no such thing as "PAST_LINE", as lines are
5362 * (theoretically) infinitly long.
5363 */
5364 if (virtual_active())
5365 PAST_LINE = 0;
5366# endif
5367#endif
5368
5369 for (n = cap->count1; n > 0; --n)
5370 {
5371 if ((!PAST_LINE && oneright() == FAIL)
5372 || (PAST_LINE && *ml_get_cursor() == NUL))
5373 {
5374 /*
5375 * <Space> wraps to next line if 'whichwrap' bit 1 set.
5376 * 'l' wraps to next line if 'whichwrap' bit 2 set.
5377 * CURS_RIGHT wraps to next line if 'whichwrap' bit 3 set
5378 */
5379 if ( ((cap->cmdchar == ' '
5380 && vim_strchr(p_ww, 's') != NULL)
5381 || (cap->cmdchar == 'l'
5382 && vim_strchr(p_ww, 'l') != NULL)
Bram Moolenaara88d9682005-03-25 21:45:43 +00005383 || (cap->cmdchar == K_RIGHT
Bram Moolenaar071d4272004-06-13 20:20:40 +00005384 && vim_strchr(p_ww, '>') != NULL))
5385 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
5386 {
5387 /* When deleting we also count the NL as a character.
5388 * Set cap->oap->inclusive when last char in the line is
5389 * included, move to next line after that */
5390 if ( (cap->oap->op_type == OP_DELETE
5391 || cap->oap->op_type == OP_CHANGE)
5392 && !cap->oap->inclusive
5393 && !lineempty(curwin->w_cursor.lnum))
5394 cap->oap->inclusive = TRUE;
5395 else
5396 {
5397 ++curwin->w_cursor.lnum;
5398 curwin->w_cursor.col = 0;
5399#ifdef FEAT_VIRTUALEDIT
5400 curwin->w_cursor.coladd = 0;
5401#endif
5402 curwin->w_set_curswant = TRUE;
5403 cap->oap->inclusive = FALSE;
5404 }
5405 continue;
5406 }
5407 if (cap->oap->op_type == OP_NOP)
5408 {
5409 /* Only beep and flush if not moved at all */
5410 if (n == cap->count1)
5411 beep_flush();
5412 }
5413 else
5414 {
5415 if (!lineempty(curwin->w_cursor.lnum))
5416 cap->oap->inclusive = TRUE;
5417 }
5418 break;
5419 }
5420#ifdef FEAT_VISUAL
5421 else if (PAST_LINE)
5422 {
5423 curwin->w_set_curswant = TRUE;
5424# ifdef FEAT_VIRTUALEDIT
5425 if (virtual_active())
5426 oneright();
5427 else
5428# endif
5429 {
5430# ifdef FEAT_MBYTE
5431 if (has_mbyte)
5432 curwin->w_cursor.col +=
Bram Moolenaar0fa313a2005-08-10 21:07:57 +00005433 (*mb_ptr2len)(ml_get_cursor());
Bram Moolenaar071d4272004-06-13 20:20:40 +00005434 else
5435# endif
5436 ++curwin->w_cursor.col;
5437 }
5438 }
5439#endif
5440 }
5441#ifdef FEAT_FOLDING
5442 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped
5443 && cap->oap->op_type == OP_NOP)
5444 foldOpenCursor();
5445#endif
5446}
5447
5448/*
5449 * Cursor left commands.
5450 *
5451 * Returns TRUE when operator end should not be adjusted.
5452 */
5453 static void
5454nv_left(cap)
5455 cmdarg_T *cap;
5456{
5457 long n;
5458
Bram Moolenaarbc7aa852005-03-06 23:38:09 +00005459 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
5460 {
5461 /* <C-Left> and <S-Left> move a word or WORD left */
5462 if (mod_mask & MOD_MASK_CTRL)
5463 cap->arg = 1;
5464 nv_bck_word(cap);
5465 return;
5466 }
5467
Bram Moolenaar071d4272004-06-13 20:20:40 +00005468 cap->oap->motion_type = MCHAR;
5469 cap->oap->inclusive = FALSE;
5470 for (n = cap->count1; n > 0; --n)
5471 {
5472 if (oneleft() == FAIL)
5473 {
5474 /* <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'.
5475 * 'h' wraps to previous line if 'whichwrap' has 'h'.
5476 * CURS_LEFT wraps to previous line if 'whichwrap' has '<'.
5477 */
5478 if ( (((cap->cmdchar == K_BS
5479 || cap->cmdchar == Ctrl_H)
5480 && vim_strchr(p_ww, 'b') != NULL)
5481 || (cap->cmdchar == 'h'
5482 && vim_strchr(p_ww, 'h') != NULL)
Bram Moolenaara88d9682005-03-25 21:45:43 +00005483 || (cap->cmdchar == K_LEFT
Bram Moolenaar071d4272004-06-13 20:20:40 +00005484 && vim_strchr(p_ww, '<') != NULL))
5485 && curwin->w_cursor.lnum > 1)
5486 {
5487 --(curwin->w_cursor.lnum);
5488 coladvance((colnr_T)MAXCOL);
5489 curwin->w_set_curswant = TRUE;
5490
5491 /* When the NL before the first char has to be deleted we
5492 * put the cursor on the NUL after the previous line.
5493 * This is a very special case, be careful!
5494 * don't adjust op_end now, otherwise it won't work */
5495 if ( (cap->oap->op_type == OP_DELETE
5496 || cap->oap->op_type == OP_CHANGE)
5497 && !lineempty(curwin->w_cursor.lnum))
5498 {
5499 ++curwin->w_cursor.col;
5500 cap->retval |= CA_NO_ADJ_OP_END;
5501 }
5502 continue;
5503 }
5504 /* Only beep and flush if not moved at all */
5505 else if (cap->oap->op_type == OP_NOP && n == cap->count1)
5506 beep_flush();
5507 break;
5508 }
5509 }
5510#ifdef FEAT_FOLDING
5511 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped
5512 && cap->oap->op_type == OP_NOP)
5513 foldOpenCursor();
5514#endif
5515}
5516
5517/*
5518 * Cursor up commands.
5519 * cap->arg is TRUE for "-": Move cursor to first non-blank.
5520 */
5521 static void
5522nv_up(cap)
5523 cmdarg_T *cap;
5524{
Bram Moolenaarbc7aa852005-03-06 23:38:09 +00005525 if (mod_mask & MOD_MASK_SHIFT)
5526 {
5527 /* <S-Up> is page up */
5528 cap->arg = BACKWARD;
5529 nv_page(cap);
5530 }
5531 else
5532 {
5533 cap->oap->motion_type = MLINE;
5534 if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL)
5535 clearopbeep(cap->oap);
5536 else if (cap->arg)
5537 beginline(BL_WHITE | BL_FIX);
5538 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00005539}
5540
5541/*
5542 * Cursor down commands.
5543 * cap->arg is TRUE for CR and "+": Move cursor to first non-blank.
5544 */
5545 static void
5546nv_down(cap)
5547 cmdarg_T *cap;
5548{
Bram Moolenaarbc7aa852005-03-06 23:38:09 +00005549 if (mod_mask & MOD_MASK_SHIFT)
5550 {
5551 /* <S-Down> is page down */
5552 cap->arg = FORWARD;
5553 nv_page(cap);
5554 }
5555 else
Bram Moolenaar071d4272004-06-13 20:20:40 +00005556#if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
5557 /* In a quickfix window a <CR> jumps to the error under the cursor. */
Bram Moolenaar05159a02005-02-26 23:04:13 +00005558 if (bt_quickfix(curbuf) && cap->cmdchar == CAR)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005559 do_cmdline_cmd((char_u *)".cc");
5560 else
5561#endif
5562 {
5563#ifdef FEAT_CMDWIN
5564 /* In the cmdline window a <CR> executes the command. */
Bram Moolenaar05159a02005-02-26 23:04:13 +00005565 if (cmdwin_type != 0 && cap->cmdchar == CAR)
Bram Moolenaar071d4272004-06-13 20:20:40 +00005566 cmdwin_result = CAR;
5567 else
5568#endif
5569 {
5570 cap->oap->motion_type = MLINE;
5571 if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL)
5572 clearopbeep(cap->oap);
5573 else if (cap->arg)
5574 beginline(BL_WHITE | BL_FIX);
5575 }
5576 }
5577}
5578
5579#ifdef FEAT_SEARCHPATH
5580/*
5581 * Grab the file name under the cursor and edit it.
5582 */
5583 static void
5584nv_gotofile(cap)
5585 cmdarg_T *cap;
5586{
5587 char_u *ptr;
5588
5589#ifdef FEAT_CMDWIN
5590 if (cmdwin_type != 0)
5591 {
5592 clearopbeep(cap->oap);
5593 return;
5594 }
5595#endif
5596
Bram Moolenaard857f0e2005-06-21 22:37:39 +00005597 ptr = grab_file_name(cap->count1);
Bram Moolenaar071d4272004-06-13 20:20:40 +00005598
5599 if (ptr != NULL)
5600 {
5601 /* do autowrite if necessary */
5602 if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !P_HID(curbuf))
5603 autowrite(curbuf, FALSE);
5604 setpcmark();
5605 (void)do_ecmd(0, ptr, NULL, NULL, ECMD_LAST,
5606 P_HID(curbuf) ? ECMD_HIDE : 0);
5607 vim_free(ptr);
5608 }
5609 else
5610 clearop(cap->oap);
5611}
5612#endif
5613
5614/*
5615 * <End> command: to end of current line or last line.
5616 */
5617 static void
5618nv_end(cap)
5619 cmdarg_T *cap;
5620{
Bram Moolenaarbc7aa852005-03-06 23:38:09 +00005621 if (cap->arg || (mod_mask & MOD_MASK_CTRL)) /* CTRL-END = goto last line */
Bram Moolenaar071d4272004-06-13 20:20:40 +00005622 {
Bram Moolenaarbc7aa852005-03-06 23:38:09 +00005623 cap->arg = TRUE;
Bram Moolenaar071d4272004-06-13 20:20:40 +00005624 nv_goto(cap);
5625 cap->count1 = 1; /* to end of current line */
5626 }
5627 nv_dollar(cap);
5628}
5629
5630/*
5631 * Handle the "$" command.
5632 */
5633 static void
5634nv_dollar(cap)
5635 cmdarg_T *cap;
5636{
5637 cap->oap->motion_type = MCHAR;
5638 cap->oap->inclusive = TRUE;
5639#ifdef FEAT_VIRTUALEDIT
5640 /* In virtual mode when off the edge of a line and an operator
5641 * is pending (whew!) keep the cursor where it is.
5642 * Otherwise, send it to the end of the line. */
5643 if (!virtual_active() || gchar_cursor() != NUL
5644 || cap->oap->op_type == OP_NOP)
5645#endif
5646 curwin->w_curswant = MAXCOL; /* so we stay at the end */
5647 if (cursor_down((long)(cap->count1 - 1),
5648 cap->oap->op_type == OP_NOP) == FAIL)
5649 clearopbeep(cap->oap);
5650#ifdef FEAT_FOLDING
5651 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
5652 foldOpenCursor();
5653#endif
5654}
5655
5656/*
5657 * Implementation of '?' and '/' commands.
5658 * If cap->arg is TRUE don't set PC mark.
5659 */
5660 static void
5661nv_search(cap)
5662 cmdarg_T *cap;
5663{
5664 oparg_T *oap = cap->oap;
5665
5666 if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13)
5667 {
5668 /* Translate "g??" to "g?g?" */
5669 cap->cmdchar = 'g';
5670 cap->nchar = '?';
5671 nv_operator(cap);
5672 return;
5673 }
5674
5675 cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0);
5676
5677 if (cap->searchbuf == NULL)
5678 {
5679 clearop(oap);
5680 return;
5681 }
5682
5683 normal_search(cap, cap->cmdchar, cap->searchbuf,
5684 (cap->arg ? 0 : SEARCH_MARK));
5685}
5686
5687/*
5688 * Handle "N" and "n" commands.
5689 * cap->arg is SEARCH_REV for "N", 0 for "n".
5690 */
5691 static void
5692nv_next(cap)
5693 cmdarg_T *cap;
5694{
5695 normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg);
5696}
5697
5698/*
5699 * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat).
5700 * Uses only cap->count1 and cap->oap from "cap".
5701 */
5702 static void
5703normal_search(cap, dir, pat, opt)
5704 cmdarg_T *cap;
5705 int dir;
5706 char_u *pat;
5707 int opt; /* extra flags for do_search() */
5708{
5709 int i;
5710
5711 cap->oap->motion_type = MCHAR;
5712 cap->oap->inclusive = FALSE;
5713 cap->oap->use_reg_one = TRUE;
5714 curwin->w_set_curswant = TRUE;
5715
5716 i = do_search(cap->oap, dir, pat, cap->count1,
5717 opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG);
5718 if (i == 0)
5719 clearop(cap->oap);
5720 else
5721 {
5722 if (i == 2)
5723 cap->oap->motion_type = MLINE;
5724#ifdef FEAT_VIRTUALEDIT
5725 curwin->w_cursor.coladd = 0;
5726#endif
5727#ifdef FEAT_FOLDING
5728 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped)
5729 foldOpenCursor();
5730#endif
5731 }
5732
5733 /* "/$" will put the cursor after the end of the line, may need to
5734 * correct that here */
5735 check_cursor();
5736}
5737
5738/*
5739 * Character search commands.
5740 * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for
5741 * ',' and FALSE for ';'.
5742 * cap->nchar is NUL for ',' and ';' (repeat the search)
5743 */
5744 static void
5745nv_csearch(cap)
5746 cmdarg_T *cap;
5747{
5748 int t_cmd;
5749
5750 if (cap->cmdchar == 't' || cap->cmdchar == 'T')
5751 t_cmd = TRUE;
5752 else
5753 t_cmd = FALSE;
5754
5755 cap->oap->motion_type = MCHAR;
5756 if (cap->arg == BACKWARD)
5757 cap->oap->inclusive = FALSE;
5758 else
5759 cap->oap->inclusive = TRUE;
5760 if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL)
5761 clearopbeep(cap->oap);
5762 else
5763 {
5764 curwin->w_set_curswant = TRUE;
5765#ifdef FEAT_VIRTUALEDIT
5766 /* Include a Tab for "tx" and for "dfx". */
5767 if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD
5768 && (t_cmd || cap->oap->op_type != OP_NOP))
5769 {
5770 colnr_T scol, ecol;
5771
5772 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol);
5773 curwin->w_cursor.coladd = ecol - scol;
5774 }
5775 else
5776 curwin->w_cursor.coladd = 0;
5777#endif
5778#ifdef FEAT_VISUAL
5779 adjust_for_sel(cap);
5780#endif
5781#ifdef FEAT_FOLDING
5782 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
5783 foldOpenCursor();
5784#endif
5785 }
5786}
5787
5788/*
5789 * "[" and "]" commands.
5790 * cap->arg is BACKWARD for "[" and FORWARD for "]".
5791 */
5792 static void
5793nv_brackets(cap)
5794 cmdarg_T *cap;
5795{
5796 pos_T new_pos;
5797 pos_T prev_pos;
5798 pos_T *pos = NULL; /* init for GCC */
5799 pos_T old_pos; /* cursor position before command */
5800 int flag;
5801 long n;
5802 int findc;
5803 int c;
5804
5805 cap->oap->motion_type = MCHAR;
5806 cap->oap->inclusive = FALSE;
5807 old_pos = curwin->w_cursor;
5808#ifdef FEAT_VIRTUALEDIT
5809 curwin->w_cursor.coladd = 0; /* TODO: don't do this for an error. */
5810#endif
5811
5812#ifdef FEAT_SEARCHPATH
5813 /*
5814 * "[f" or "]f" : Edit file under the cursor (same as "gf")
5815 */
5816 if (cap->nchar == 'f')
5817 nv_gotofile(cap);
5818 else
5819#endif
5820
5821#ifdef FEAT_FIND_ID
5822 /*
5823 * Find the occurence(s) of the identifier or define under cursor
5824 * in current and included files or jump to the first occurence.
5825 *
5826 * search list jump
5827 * fwd bwd fwd bwd fwd bwd
5828 * identifier "]i" "[i" "]I" "[I" "]^I" "[^I"
5829 * define "]d" "[d" "]D" "[D" "]^D" "[^D"
5830 */
5831 if (vim_strchr((char_u *)
5832#ifdef EBCDIC
5833 "iI\005dD\067",
5834#else
5835 "iI\011dD\004",
5836#endif
5837 cap->nchar) != NULL)
5838 {
5839 char_u *ptr;
5840 int len;
5841
5842 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0)
5843 clearop(cap->oap);
5844 else
5845 {
5846 find_pattern_in_path(ptr, 0, len, TRUE,
5847 cap->count0 == 0 ? !isupper(cap->nchar) : FALSE,
5848 ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY,
5849 cap->count1,
5850 isupper(cap->nchar) ? ACTION_SHOW_ALL :
5851 islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO,
5852 cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1,
5853 (linenr_T)MAXLNUM);
5854 curwin->w_set_curswant = TRUE;
5855 }
5856 }
5857 else
5858#endif
5859
5860 /*
5861 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')'
5862 * "[#", "]#": go to start/end of Nth innermost #if..#endif construct.
5863 * "[/", "[*", "]/", "]*": go to Nth comment start/end.
5864 * "[m" or "]m" search for prev/next start of (Java) method.
5865 * "[M" or "]M" search for prev/next end of (Java) method.
5866 */
5867 if ( (cap->cmdchar == '['
5868 && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL)
5869 || (cap->cmdchar == ']'
5870 && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL))
5871 {
5872 if (cap->nchar == '*')
5873 cap->nchar = '/';
5874 new_pos.lnum = 0;
5875 prev_pos.lnum = 0;
5876 if (cap->nchar == 'm' || cap->nchar == 'M')
5877 {
5878 if (cap->cmdchar == '[')
5879 findc = '{';
5880 else
5881 findc = '}';
5882 n = 9999;
5883 }
5884 else
5885 {
5886 findc = cap->nchar;
5887 n = cap->count1;
5888 }
5889 for ( ; n > 0; --n)
5890 {
5891 if ((pos = findmatchlimit(cap->oap, findc,
5892 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL)
5893 {
5894 if (new_pos.lnum == 0) /* nothing found */
5895 {
5896 if (cap->nchar != 'm' && cap->nchar != 'M')
5897 clearopbeep(cap->oap);
5898 }
5899 else
5900 pos = &new_pos; /* use last one found */
5901 break;
5902 }
5903 prev_pos = new_pos;
5904 curwin->w_cursor = *pos;
5905 new_pos = *pos;
5906 }
5907 curwin->w_cursor = old_pos;
5908
5909 /*
5910 * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only
5911 * brought us to the match for "[m" and "]M" when inside a method.
5912 * Try finding the '{' or '}' we want to be at.
5913 * Also repeat for the given count.
5914 */
5915 if (cap->nchar == 'm' || cap->nchar == 'M')
5916 {
5917 /* norm is TRUE for "]M" and "[m" */
5918 int norm = ((findc == '{') == (cap->nchar == 'm'));
5919
5920 n = cap->count1;
5921 /* found a match: we were inside a method */
5922 if (prev_pos.lnum != 0)
5923 {
5924 pos = &prev_pos;
5925 curwin->w_cursor = prev_pos;
5926 if (norm)
5927 --n;
5928 }
5929 else
5930 pos = NULL;
5931 while (n > 0)
5932 {
5933 for (;;)
5934 {
5935 if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0)
5936 {
5937 /* if not found anything, that's an error */
5938 if (pos == NULL)
5939 clearopbeep(cap->oap);
5940 n = 0;
5941 break;
5942 }
5943 c = gchar_cursor();
5944 if (c == '{' || c == '}')
5945 {
5946 /* Must have found end/start of class: use it.
5947 * Or found the place to be at. */
5948 if ((c == findc && norm) || (n == 1 && !norm))
5949 {
5950 new_pos = curwin->w_cursor;
5951 pos = &new_pos;
5952 n = 0;
5953 }
5954 /* if no match found at all, we started outside of the
5955 * class and we're inside now. Just go on. */
5956 else if (new_pos.lnum == 0)
5957 {
5958 new_pos = curwin->w_cursor;
5959 pos = &new_pos;
5960 }
5961 /* found start/end of other method: go to match */
5962 else if ((pos = findmatchlimit(cap->oap, findc,
5963 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD,
5964 0)) == NULL)
5965 n = 0;
5966 else
5967 curwin->w_cursor = *pos;
5968 break;
5969 }
5970 }
5971 --n;
5972 }
5973 curwin->w_cursor = old_pos;
5974 if (pos == NULL && new_pos.lnum != 0)
5975 clearopbeep(cap->oap);
5976 }
5977 if (pos != NULL)
5978 {
5979 setpcmark();
5980 curwin->w_cursor = *pos;
5981 curwin->w_set_curswant = TRUE;
5982#ifdef FEAT_FOLDING
5983 if ((fdo_flags & FDO_BLOCK) && KeyTyped
5984 && cap->oap->op_type == OP_NOP)
5985 foldOpenCursor();
5986#endif
5987 }
5988 }
5989
5990 /*
5991 * "[[", "[]", "]]" and "][": move to start or end of function
5992 */
5993 else if (cap->nchar == '[' || cap->nchar == ']')
5994 {
5995 if (cap->nchar == cap->cmdchar) /* "]]" or "[[" */
5996 flag = '{';
5997 else
5998 flag = '}'; /* "][" or "[]" */
5999
6000 curwin->w_set_curswant = TRUE;
6001 /*
6002 * Imitate strange Vi behaviour: When using "]]" with an operator
6003 * we also stop at '}'.
6004 */
6005 if (!findpar(cap->oap, cap->arg, cap->count1, flag,
6006 (cap->oap->op_type != OP_NOP
6007 && cap->arg == FORWARD && flag == '{')))
6008 clearopbeep(cap->oap);
6009 else
6010 {
6011 if (cap->oap->op_type == OP_NOP)
6012 beginline(BL_WHITE | BL_FIX);
6013#ifdef FEAT_FOLDING
6014 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
6015 foldOpenCursor();
6016#endif
6017 }
6018 }
6019
6020 /*
6021 * "[p", "[P", "]P" and "]p": put with indent adjustment
6022 */
6023 else if (cap->nchar == 'p' || cap->nchar == 'P')
6024 {
6025 if (!checkclearopq(cap->oap))
6026 {
6027 prep_redo_cmd(cap);
6028 do_put(cap->oap->regname,
6029 (cap->cmdchar == ']' && cap->nchar == 'p') ? FORWARD : BACKWARD,
6030 cap->count1, PUT_FIXINDENT);
6031 }
6032 }
6033
6034 /*
6035 * "['", "[`", "]'" and "]`": jump to next mark
6036 */
6037 else if (cap->nchar == '\'' || cap->nchar == '`')
6038 {
6039 pos = &curwin->w_cursor;
6040 for (n = cap->count1; n > 0; --n)
6041 {
6042 prev_pos = *pos;
6043 pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD,
6044 cap->nchar == '\'');
6045 if (pos == NULL)
6046 break;
6047 }
6048 if (pos == NULL)
6049 pos = &prev_pos;
6050 nv_cursormark(cap, cap->nchar == '\'', pos);
6051 }
6052
6053#ifdef FEAT_MOUSE
6054 /*
6055 * [ or ] followed by a middle mouse click: put selected text with
6056 * indent adjustment. Any other button just does as usual.
6057 */
6058 else if (cap->nchar >= K_LEFTMOUSE && cap->nchar <= K_RIGHTRELEASE)
6059 {
6060 (void)do_mouse(cap->oap, cap->nchar,
6061 (cap->cmdchar == ']') ? FORWARD : BACKWARD,
6062 cap->count1, PUT_FIXINDENT);
6063 }
6064#endif /* FEAT_MOUSE */
6065
6066#ifdef FEAT_FOLDING
6067 /*
6068 * "[z" and "]z": move to start or end of open fold.
6069 */
6070 else if (cap->nchar == 'z')
6071 {
6072 if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD,
6073 cap->count1) == FAIL)
6074 clearopbeep(cap->oap);
6075 }
6076#endif
6077
6078#ifdef FEAT_DIFF
6079 /*
6080 * "[c" and "]c": move to next or previous diff-change.
6081 */
6082 else if (cap->nchar == 'c')
6083 {
6084 if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD,
6085 cap->count1) == FAIL)
6086 clearopbeep(cap->oap);
6087 }
6088#endif
6089
Bram Moolenaar402d2fe2005-04-15 21:00:38 +00006090#ifdef FEAT_SYN_HL
6091 /*
6092 * "[s", "[S", "]s" and "]S": move to next spell error.
6093 */
6094 else if (cap->nchar == 's' || cap->nchar == 'S')
6095 {
Bram Moolenaar2cf8b302005-04-20 19:37:22 +00006096 setpcmark();
6097 for (n = 0; n < cap->count1; ++n)
Bram Moolenaar95529562005-08-25 21:21:38 +00006098 if (spell_move_to(curwin, cap->cmdchar == ']' ? FORWARD : BACKWARD,
6099 cap->nchar == 's' ? TRUE : FALSE, FALSE, NULL) == 0)
Bram Moolenaar2cf8b302005-04-20 19:37:22 +00006100 {
6101 clearopbeep(cap->oap);
6102 break;
6103 }
Bram Moolenaar402d2fe2005-04-15 21:00:38 +00006104 }
6105#endif
6106
Bram Moolenaar071d4272004-06-13 20:20:40 +00006107 /* Not a valid cap->nchar. */
6108 else
6109 clearopbeep(cap->oap);
6110}
6111
6112/*
6113 * Handle Normal mode "%" command.
6114 */
6115 static void
6116nv_percent(cap)
6117 cmdarg_T *cap;
6118{
6119 pos_T *pos;
6120#ifdef FEAT_FOLDING
6121 linenr_T lnum = curwin->w_cursor.lnum;
6122#endif
6123
6124 cap->oap->inclusive = TRUE;
6125 if (cap->count0) /* {cnt}% : goto {cnt} percentage in file */
6126 {
6127 if (cap->count0 > 100)
6128 clearopbeep(cap->oap);
6129 else
6130 {
6131 cap->oap->motion_type = MLINE;
6132 setpcmark();
6133 /* Round up, so CTRL-G will give same value. Watch out for a
6134 * large line count, the line number must not go negative! */
6135 if (curbuf->b_ml.ml_line_count > 1000000)
6136 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L)
6137 / 100L * cap->count0;
6138 else
6139 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count *
6140 cap->count0 + 99L) / 100L;
6141 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
6142 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
6143 beginline(BL_SOL | BL_FIX);
6144 }
6145 }
6146 else /* "%" : go to matching paren */
6147 {
6148 cap->oap->motion_type = MCHAR;
6149 cap->oap->use_reg_one = TRUE;
6150 if ((pos = findmatch(cap->oap, NUL)) == NULL)
6151 clearopbeep(cap->oap);
6152 else
6153 {
6154 setpcmark();
6155 curwin->w_cursor = *pos;
6156 curwin->w_set_curswant = TRUE;
6157#ifdef FEAT_VIRTUALEDIT
6158 curwin->w_cursor.coladd = 0;
6159#endif
6160#ifdef FEAT_VISUAL
6161 adjust_for_sel(cap);
6162#endif
6163 }
6164 }
6165#ifdef FEAT_FOLDING
6166 if (cap->oap->op_type == OP_NOP
6167 && lnum != curwin->w_cursor.lnum
6168 && (fdo_flags & FDO_PERCENT)
6169 && KeyTyped)
6170 foldOpenCursor();
6171#endif
6172}
6173
6174/*
6175 * Handle "(" and ")" commands.
6176 * cap->arg is BACKWARD for "(" and FORWARD for ")".
6177 */
6178 static void
6179nv_brace(cap)
6180 cmdarg_T *cap;
6181{
6182 cap->oap->motion_type = MCHAR;
6183 cap->oap->use_reg_one = TRUE;
6184 if (cap->cmdchar == ')')
6185 cap->oap->inclusive = FALSE;
6186 else
6187 cap->oap->inclusive = TRUE;
6188 curwin->w_set_curswant = TRUE;
6189
6190 if (findsent(cap->arg, cap->count1) == FAIL)
6191 clearopbeep(cap->oap);
6192 else
6193 {
6194#ifdef FEAT_VIRTUALEDIT
6195 curwin->w_cursor.coladd = 0;
6196#endif
6197#ifdef FEAT_FOLDING
6198 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
6199 foldOpenCursor();
6200#endif
6201 }
6202}
6203
6204/*
6205 * "m" command: Mark a position.
6206 */
6207 static void
6208nv_mark(cap)
6209 cmdarg_T *cap;
6210{
6211 if (!checkclearop(cap->oap))
6212 {
6213 if (setmark(cap->nchar) == FAIL)
6214 clearopbeep(cap->oap);
6215 }
6216}
6217
6218/*
6219 * "{" and "}" commands.
6220 * cmd->arg is BACKWARD for "{" and FORWARD for "}".
6221 */
6222 static void
6223nv_findpar(cap)
6224 cmdarg_T *cap;
6225{
6226 cap->oap->motion_type = MCHAR;
6227 cap->oap->inclusive = FALSE;
6228 cap->oap->use_reg_one = TRUE;
6229 curwin->w_set_curswant = TRUE;
6230 if (!findpar(cap->oap, cap->arg, cap->count1, NUL, FALSE))
6231 clearopbeep(cap->oap);
6232 else
6233 {
6234#ifdef FEAT_VIRTUALEDIT
6235 curwin->w_cursor.coladd = 0;
6236#endif
6237#ifdef FEAT_FOLDING
6238 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
6239 foldOpenCursor();
6240#endif
6241 }
6242}
6243
6244/*
6245 * "u" command: Undo or make lower case.
6246 */
6247 static void
6248nv_undo(cap)
6249 cmdarg_T *cap;
6250{
6251 if (cap->oap->op_type == OP_LOWER
6252#ifdef FEAT_VISUAL
6253 || VIsual_active
6254#endif
6255 )
6256 {
6257 /* translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" */
6258 cap->cmdchar = 'g';
6259 cap->nchar = 'u';
6260 nv_operator(cap);
6261 }
6262 else
6263 nv_kundo(cap);
6264}
6265
6266/*
6267 * <Undo> command.
6268 */
6269 static void
6270nv_kundo(cap)
6271 cmdarg_T *cap;
6272{
6273 if (!checkclearopq(cap->oap))
6274 {
6275 u_undo((int)cap->count1);
6276 curwin->w_set_curswant = TRUE;
6277 }
6278}
6279
6280/*
6281 * Handle the "r" command.
6282 */
6283 static void
6284nv_replace(cap)
6285 cmdarg_T *cap;
6286{
6287 char_u *ptr;
6288 int had_ctrl_v;
6289 long n;
6290
6291 if (checkclearop(cap->oap))
6292 return;
6293
6294 /* get another character */
6295 if (cap->nchar == Ctrl_V)
6296 {
6297 had_ctrl_v = Ctrl_V;
6298 cap->nchar = get_literal();
6299 /* Don't redo a multibyte character with CTRL-V. */
6300 if (cap->nchar > DEL)
6301 had_ctrl_v = NUL;
6302 }
6303 else
6304 had_ctrl_v = NUL;
6305
6306#ifdef FEAT_VISUAL
6307 /* Visual mode "r" */
6308 if (VIsual_active)
6309 {
6310 nv_operator(cap);
6311 return;
6312 }
6313#endif
6314
6315#ifdef FEAT_VIRTUALEDIT
6316 /* Break tabs, etc. */
6317 if (virtual_active())
6318 {
6319 if (u_save_cursor() == FAIL)
6320 return;
6321 if (gchar_cursor() == NUL)
6322 {
6323 /* Add extra space and put the cursor on the first one. */
6324 coladvance_force((colnr_T)(getviscol() + cap->count1));
6325 curwin->w_cursor.col -= cap->count1;
6326 }
6327 else if (gchar_cursor() == TAB)
6328 coladvance_force(getviscol());
6329 }
6330#endif
6331
6332 /*
6333 * Check for a special key or not enough characters to replace.
6334 */
6335 ptr = ml_get_cursor();
6336 if (IS_SPECIAL(cap->nchar) || STRLEN(ptr) < (unsigned)cap->count1
6337#ifdef FEAT_MBYTE
6338 || (has_mbyte && mb_charlen(ptr) < cap->count1)
6339#endif
6340 )
6341 {
6342 clearopbeep(cap->oap);
6343 return;
6344 }
6345
6346 /*
6347 * Replacing with a TAB is done by edit() when it is complicated because
6348 * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB.
6349 * Other characters are done below to avoid problems with things like
6350 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC).
6351 */
6352 if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta))
6353 {
6354 stuffnumReadbuff(cap->count1);
6355 stuffcharReadbuff('R');
6356 stuffcharReadbuff('\t');
6357 stuffcharReadbuff(ESC);
6358 return;
6359 }
6360
6361 /* save line for undo */
6362 if (u_save_cursor() == FAIL)
6363 return;
6364
6365 if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n'))
6366 {
6367 /*
6368 * Replace character(s) by a single newline.
6369 * Strange vi behaviour: Only one newline is inserted.
6370 * Delete the characters here.
6371 * Insert the newline with an insert command, takes care of
6372 * autoindent. The insert command depends on being on the last
6373 * character of a line or not.
6374 */
6375#ifdef FEAT_MBYTE
6376 (void)del_chars(cap->count1, FALSE); /* delete the characters */
6377#else
6378 (void)del_bytes(cap->count1, FALSE); /* delete the characters */
6379#endif
6380 stuffcharReadbuff('\r');
6381 stuffcharReadbuff(ESC);
6382
6383 /* Give 'r' to edit(), to get the redo command right. */
6384 invoke_edit(cap, TRUE, 'r', FALSE);
6385 }
6386 else
6387 {
6388 prep_redo(cap->oap->regname, cap->count1,
6389 NUL, 'r', NUL, had_ctrl_v, cap->nchar);
6390
6391 curbuf->b_op_start = curwin->w_cursor;
6392#ifdef FEAT_MBYTE
6393 if (has_mbyte)
6394 {
6395 int old_State = State;
6396
6397 if (cap->ncharC1 != 0)
6398 AppendCharToRedobuff(cap->ncharC1);
6399 if (cap->ncharC2 != 0)
6400 AppendCharToRedobuff(cap->ncharC2);
6401
6402 /* This is slow, but it handles replacing a single-byte with a
6403 * multi-byte and the other way around. Also handles adding
6404 * composing characters for utf-8. */
6405 for (n = cap->count1; n > 0; --n)
6406 {
6407 State = REPLACE;
6408 ins_char(cap->nchar);
6409 State = old_State;
6410 if (cap->ncharC1 != 0)
6411 ins_char(cap->ncharC1);
6412 if (cap->ncharC2 != 0)
6413 ins_char(cap->ncharC2);
6414 }
6415 }
6416 else
6417#endif
6418 {
6419 /*
6420 * Replace the characters within one line.
6421 */
6422 for (n = cap->count1; n > 0; --n)
6423 {
6424 /*
6425 * Get ptr again, because u_save and/or showmatch() will have
6426 * released the line. At the same time we let know that the
6427 * line will be changed.
6428 */
6429 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE);
6430 ptr[curwin->w_cursor.col] = cap->nchar;
6431 if (p_sm && msg_silent == 0)
6432 showmatch(cap->nchar);
6433 ++curwin->w_cursor.col;
6434 }
6435#ifdef FEAT_NETBEANS_INTG
6436 if (usingNetbeans)
6437 {
6438 colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1);
6439
Bram Moolenaar009b2592004-10-24 19:18:58 +00006440 netbeans_removed(curbuf, curwin->w_cursor.lnum, start,
6441 (long)cap->count1);
Bram Moolenaar071d4272004-06-13 20:20:40 +00006442 netbeans_inserted(curbuf, curwin->w_cursor.lnum, start,
Bram Moolenaar009b2592004-10-24 19:18:58 +00006443 &ptr[start], (int)cap->count1);
Bram Moolenaar071d4272004-06-13 20:20:40 +00006444 }
6445#endif
6446
6447 /* mark the buffer as changed and prepare for displaying */
6448 changed_bytes(curwin->w_cursor.lnum,
6449 (colnr_T)(curwin->w_cursor.col - cap->count1));
6450 }
6451 --curwin->w_cursor.col; /* cursor on the last replaced char */
6452#ifdef FEAT_MBYTE
6453 /* if the character on the left of the current cursor is a multi-byte
6454 * character, move two characters left */
6455 if (has_mbyte)
6456 mb_adjust_cursor();
6457#endif
6458 curbuf->b_op_end = curwin->w_cursor;
6459 curwin->w_set_curswant = TRUE;
6460 set_last_insert(cap->nchar);
6461 }
6462}
6463
6464#ifdef FEAT_VISUAL
6465/*
6466 * 'o': Exchange start and end of Visual area.
6467 * 'O': same, but in block mode exchange left and right corners.
6468 */
6469 static void
6470v_swap_corners(cmdchar)
6471 int cmdchar;
6472{
6473 pos_T old_cursor;
6474 colnr_T left, right;
6475
6476 if (cmdchar == 'O' && VIsual_mode == Ctrl_V)
6477 {
6478 old_cursor = curwin->w_cursor;
6479 getvcols(curwin, &old_cursor, &VIsual, &left, &right);
6480 curwin->w_cursor.lnum = VIsual.lnum;
6481 coladvance(left);
6482 VIsual = curwin->w_cursor;
6483
6484 curwin->w_cursor.lnum = old_cursor.lnum;
6485 curwin->w_curswant = right;
6486 /* 'selection "exclusive" and cursor at right-bottom corner: move it
6487 * right one column */
6488 if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e')
6489 ++curwin->w_curswant;
6490 coladvance(curwin->w_curswant);
6491 if (curwin->w_cursor.col == old_cursor.col
6492#ifdef FEAT_VIRTUALEDIT
6493 && (!virtual_active()
6494 || curwin->w_cursor.coladd == old_cursor.coladd)
6495#endif
6496 )
6497 {
6498 curwin->w_cursor.lnum = VIsual.lnum;
6499 if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e')
6500 ++right;
6501 coladvance(right);
6502 VIsual = curwin->w_cursor;
6503
6504 curwin->w_cursor.lnum = old_cursor.lnum;
6505 coladvance(left);
6506 curwin->w_curswant = left;
6507 }
6508 }
6509 else
6510 {
6511 old_cursor = curwin->w_cursor;
6512 curwin->w_cursor = VIsual;
6513 VIsual = old_cursor;
6514 curwin->w_set_curswant = TRUE;
6515 }
6516}
6517#endif /* FEAT_VISUAL */
6518
6519/*
6520 * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE).
6521 */
6522 static void
6523nv_Replace(cap)
6524 cmdarg_T *cap;
6525{
6526#ifdef FEAT_VISUAL
6527 if (VIsual_active) /* "R" is replace lines */
6528 {
6529 cap->cmdchar = 'c';
6530 cap->nchar = NUL;
6531 VIsual_mode = 'V';
6532 nv_operator(cap);
6533 }
6534 else
6535#endif
6536 if (!checkclearopq(cap->oap))
6537 {
6538 if (!curbuf->b_p_ma)
6539 EMSG(_(e_modifiable));
6540 else
6541 {
6542#ifdef FEAT_VIRTUALEDIT
6543 if (virtual_active())
6544 coladvance(getviscol());
6545#endif
6546 invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE);
6547 }
6548 }
6549}
6550
6551#ifdef FEAT_VREPLACE
6552/*
6553 * "gr".
6554 */
6555 static void
6556nv_vreplace(cap)
6557 cmdarg_T *cap;
6558{
6559# ifdef FEAT_VISUAL
6560 if (VIsual_active)
6561 {
6562 cap->cmdchar = 'r';
6563 cap->nchar = cap->extra_char;
6564 nv_replace(cap); /* Do same as "r" in Visual mode for now */
6565 }
6566 else
6567# endif
6568 if (!checkclearopq(cap->oap))
6569 {
6570 if (!curbuf->b_p_ma)
6571 EMSG(_(e_modifiable));
6572 else
6573 {
6574 if (cap->extra_char == Ctrl_V) /* get another character */
6575 cap->extra_char = get_literal();
6576 stuffcharReadbuff(cap->extra_char);
6577 stuffcharReadbuff(ESC);
6578# ifdef FEAT_VIRTUALEDIT
6579 if (virtual_active())
6580 coladvance(getviscol());
6581# endif
6582 invoke_edit(cap, TRUE, 'v', FALSE);
6583 }
6584 }
6585}
6586#endif
6587
6588/*
6589 * Swap case for "~" command, when it does not work like an operator.
6590 */
6591 static void
6592n_swapchar(cap)
6593 cmdarg_T *cap;
6594{
6595 long n;
6596 pos_T startpos;
6597 int did_change = 0;
6598#ifdef FEAT_NETBEANS_INTG
6599 pos_T pos;
6600 char_u *ptr;
6601 int count;
6602#endif
6603
6604 if (checkclearopq(cap->oap))
6605 return;
6606
6607 if (lineempty(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL)
6608 {
6609 clearopbeep(cap->oap);
6610 return;
6611 }
6612
6613 prep_redo_cmd(cap);
6614
6615 if (u_save_cursor() == FAIL)
6616 return;
6617
6618 startpos = curwin->w_cursor;
6619#ifdef FEAT_NETBEANS_INTG
6620 pos = startpos;
6621#endif
6622 for (n = cap->count1; n > 0; --n)
6623 {
6624 did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor);
6625 inc_cursor();
6626 if (gchar_cursor() == NUL)
6627 {
6628 if (vim_strchr(p_ww, '~') != NULL
6629 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
6630 {
6631#ifdef FEAT_NETBEANS_INTG
6632 if (usingNetbeans)
6633 {
6634 if (did_change)
6635 {
6636 ptr = ml_get(pos.lnum);
6637 count = STRLEN(ptr) - pos.col;
Bram Moolenaar009b2592004-10-24 19:18:58 +00006638 netbeans_removed(curbuf, pos.lnum, pos.col,
6639 (long)count);
Bram Moolenaar071d4272004-06-13 20:20:40 +00006640 netbeans_inserted(curbuf, pos.lnum, pos.col,
Bram Moolenaar009b2592004-10-24 19:18:58 +00006641 &ptr[pos.col], count);
Bram Moolenaar071d4272004-06-13 20:20:40 +00006642 }
6643 pos.col = 0;
6644 pos.lnum++;
6645 }
6646#endif
6647 ++curwin->w_cursor.lnum;
6648 curwin->w_cursor.col = 0;
6649 if (n > 1)
6650 {
6651 if (u_savesub(curwin->w_cursor.lnum) == FAIL)
6652 break;
6653 u_clearline();
6654 }
6655 }
6656 else
6657 break;
6658 }
6659 }
6660#ifdef FEAT_NETBEANS_INTG
6661 if (did_change && usingNetbeans)
6662 {
6663 ptr = ml_get(pos.lnum);
6664 count = curwin->w_cursor.col - pos.col;
Bram Moolenaar009b2592004-10-24 19:18:58 +00006665 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count);
6666 netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count);
Bram Moolenaar071d4272004-06-13 20:20:40 +00006667 }
6668#endif
6669
6670
6671 check_cursor();
6672 curwin->w_set_curswant = TRUE;
6673 if (did_change)
6674 {
6675 changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1,
6676 0L);
6677 curbuf->b_op_start = startpos;
6678 curbuf->b_op_end = curwin->w_cursor;
6679 if (curbuf->b_op_end.col > 0)
6680 --curbuf->b_op_end.col;
6681 }
6682}
6683
6684/*
6685 * Move cursor to mark.
6686 */
6687 static void
6688nv_cursormark(cap, flag, pos)
6689 cmdarg_T *cap;
6690 int flag;
6691 pos_T *pos;
6692{
6693 if (check_mark(pos) == FAIL)
6694 clearop(cap->oap);
6695 else
6696 {
6697 if (cap->cmdchar == '\''
6698 || cap->cmdchar == '`'
6699 || cap->cmdchar == '['
6700 || cap->cmdchar == ']')
6701 setpcmark();
6702 curwin->w_cursor = *pos;
6703 if (flag)
6704 beginline(BL_WHITE | BL_FIX);
6705 else
6706 check_cursor();
6707 }
6708 cap->oap->motion_type = flag ? MLINE : MCHAR;
6709 if (cap->cmdchar == '`')
6710 cap->oap->use_reg_one = TRUE;
6711 cap->oap->inclusive = FALSE; /* ignored if not MCHAR */
6712 curwin->w_set_curswant = TRUE;
6713}
6714
6715#ifdef FEAT_VISUAL
6716/*
6717 * Handle commands that are operators in Visual mode.
6718 */
6719 static void
6720v_visop(cap)
6721 cmdarg_T *cap;
6722{
6723 static char_u trans[] = "YyDdCcxdXdAAIIrr";
6724
6725 /* Uppercase means linewise, except in block mode, then "D" deletes till
6726 * the end of the line, and "C" replaces til EOL */
6727 if (isupper(cap->cmdchar))
6728 {
6729 if (VIsual_mode != Ctrl_V)
6730 VIsual_mode = 'V';
6731 else if (cap->cmdchar == 'C' || cap->cmdchar == 'D')
6732 curwin->w_curswant = MAXCOL;
6733 }
6734 cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1);
6735 nv_operator(cap);
6736}
6737#endif
6738
6739/*
6740 * "s" and "S" commands.
6741 */
6742 static void
6743nv_subst(cap)
6744 cmdarg_T *cap;
6745{
6746#ifdef FEAT_VISUAL
6747 if (VIsual_active) /* "vs" and "vS" are the same as "vc" */
6748 {
6749 if (cap->cmdchar == 'S')
6750 VIsual_mode = 'V';
6751 cap->cmdchar = 'c';
6752 nv_operator(cap);
6753 }
6754 else
6755#endif
6756 nv_optrans(cap);
6757}
6758
6759/*
6760 * Abbreviated commands.
6761 */
6762 static void
6763nv_abbrev(cap)
6764 cmdarg_T *cap;
6765{
6766 if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL)
6767 cap->cmdchar = 'x'; /* DEL key behaves like 'x' */
6768
6769#ifdef FEAT_VISUAL
6770 /* in Visual mode these commands are operators */
6771 if (VIsual_active)
6772 v_visop(cap);
6773 else
6774#endif
6775 nv_optrans(cap);
6776}
6777
6778/*
6779 * Translate a command into another command.
6780 */
6781 static void
6782nv_optrans(cap)
6783 cmdarg_T *cap;
6784{
6785 static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh",
6786 (char_u *)"d$", (char_u *)"c$",
6787 (char_u *)"cl", (char_u *)"cc",
6788 (char_u *)"yy", (char_u *)":s\r"};
6789 static char_u *str = (char_u *)"xXDCsSY&";
6790
6791 if (!checkclearopq(cap->oap))
6792 {
Bram Moolenaar4399ef42005-02-12 14:29:27 +00006793 /* In Vi "2D" doesn't delete the next line. Can't translate it
6794 * either, because "2." should also not use the count. */
6795 if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL)
6796 {
6797 cap->oap->start = curwin->w_cursor;
6798 cap->oap->op_type = OP_DELETE;
6799 cap->count1 = 1;
6800 nv_dollar(cap);
6801 finish_op = TRUE;
6802 ResetRedobuff();
6803 AppendCharToRedobuff('D');
6804 }
6805 else
6806 {
6807 if (cap->count0)
6808 stuffnumReadbuff(cap->count0);
6809 stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]);
6810 }
Bram Moolenaar071d4272004-06-13 20:20:40 +00006811 }
6812 cap->opcount = 0;
6813}
6814
6815/*
6816 * "'" and "`" commands. Also for "g'" and "g`".
6817 * cap->arg is TRUE for "'" and "g'".
6818 */
6819 static void
6820nv_gomark(cap)
6821 cmdarg_T *cap;
6822{
6823 pos_T *pos;
6824 int c;
6825#ifdef FEAT_FOLDING
6826 linenr_T lnum = curwin->w_cursor.lnum;
6827 int old_KeyTyped = KeyTyped; /* getting file may reset it */
6828#endif
6829
6830 if (cap->cmdchar == 'g')
6831 c = cap->extra_char;
6832 else
6833 c = cap->nchar;
6834 pos = getmark(c, (cap->oap->op_type == OP_NOP));
6835 if (pos == (pos_T *)-1) /* jumped to other file */
6836 {
6837 if (cap->arg)
6838 {
6839 check_cursor_lnum();
6840 beginline(BL_WHITE | BL_FIX);
6841 }
6842 else
6843 check_cursor();
6844 }
6845 else
6846 nv_cursormark(cap, cap->arg, pos);
6847
6848#ifdef FEAT_VIRTUALEDIT
6849 /* May need to clear the coladd that a mark includes. */
6850 if (!virtual_active())
6851 curwin->w_cursor.coladd = 0;
6852#endif
6853#ifdef FEAT_FOLDING
6854 if (cap->oap->op_type == OP_NOP
6855 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum)
6856 && (fdo_flags & FDO_MARK)
6857 && old_KeyTyped)
6858 foldOpenCursor();
6859#endif
6860}
6861
6862/*
6863 * Handle CTRL-O, CTRL-I, "g;" and "g," commands.
6864 */
6865 static void
6866nv_pcmark(cap)
6867 cmdarg_T *cap;
6868{
6869#ifdef FEAT_JUMPLIST
6870 pos_T *pos;
6871# ifdef FEAT_FOLDING
6872 linenr_T lnum = curwin->w_cursor.lnum;
6873 int old_KeyTyped = KeyTyped; /* getting file may reset it */
6874# endif
6875
6876 if (!checkclearopq(cap->oap))
6877 {
6878 if (cap->cmdchar == 'g')
6879 pos = movechangelist((int)cap->count1);
6880 else
6881 pos = movemark((int)cap->count1);
6882 if (pos == (pos_T *)-1) /* jump to other file */
6883 {
6884 curwin->w_set_curswant = TRUE;
6885 check_cursor();
6886 }
6887 else if (pos != NULL) /* can jump */
6888 nv_cursormark(cap, FALSE, pos);
6889 else if (cap->cmdchar == 'g')
6890 {
6891 if (curbuf->b_changelistlen == 0)
6892 EMSG(_("E664: changelist is empty"));
6893 else if (cap->count1 < 0)
6894 EMSG(_("E662: At start of changelist"));
6895 else
6896 EMSG(_("E663: At end of changelist"));
6897 }
6898 else
6899 clearopbeep(cap->oap);
6900# ifdef FEAT_FOLDING
6901 if (cap->oap->op_type == OP_NOP
6902 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum)
6903 && (fdo_flags & FDO_MARK)
6904 && old_KeyTyped)
6905 foldOpenCursor();
6906# endif
6907 }
6908#else
6909 clearopbeep(cap->oap);
6910#endif
6911}
6912
6913/*
6914 * Handle '"' command.
6915 */
6916 static void
6917nv_regname(cap)
6918 cmdarg_T *cap;
6919{
6920 if (checkclearop(cap->oap))
6921 return;
6922#ifdef FEAT_EVAL
6923 if (cap->nchar == '=')
6924 cap->nchar = get_expr_register();
6925#endif
6926 if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE))
6927 {
6928 cap->oap->regname = cap->nchar;
6929 cap->opcount = cap->count0; /* remember count before '"' */
6930#ifdef FEAT_EVAL
6931 set_reg_var(cap->oap->regname);
6932#endif
6933 }
6934 else
6935 clearopbeep(cap->oap);
6936}
6937
6938#ifdef FEAT_VISUAL
6939/*
6940 * Handle "v", "V" and "CTRL-V" commands.
6941 * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg
6942 * is TRUE.
Bram Moolenaardf177f62005-02-22 08:39:57 +00006943 * Handle CTRL-Q just like CTRL-V.
Bram Moolenaar071d4272004-06-13 20:20:40 +00006944 */
6945 static void
6946nv_visual(cap)
6947 cmdarg_T *cap;
6948{
Bram Moolenaardf177f62005-02-22 08:39:57 +00006949 if (cap->cmdchar == Ctrl_Q)
6950 cap->cmdchar = Ctrl_V;
6951
Bram Moolenaar071d4272004-06-13 20:20:40 +00006952 /* 'v', 'V' and CTRL-V can be used while an operator is pending to make it
6953 * characterwise, linewise, or blockwise. */
6954 if (cap->oap->op_type != OP_NOP)
6955 {
6956 cap->oap->motion_force = cap->cmdchar;
6957 finish_op = FALSE; /* operator doesn't finish now but later */
6958 return;
6959 }
6960
6961 VIsual_select = cap->arg;
6962 if (VIsual_active) /* change Visual mode */
6963 {
6964 if (VIsual_mode == cap->cmdchar) /* stop visual mode */
6965 end_visual_mode();
6966 else /* toggle char/block mode */
6967 { /* or char/line mode */
6968 VIsual_mode = cap->cmdchar;
6969 showmode();
6970 }
6971 redraw_curbuf_later(INVERTED); /* update the inversion */
6972 }
6973 else /* start Visual mode */
6974 {
6975 check_visual_highlight();
6976 if (cap->count0) /* use previously selected part */
6977 {
6978 if (resel_VIsual_mode == NUL) /* there is none */
6979 {
6980 beep_flush();
6981 return;
6982 }
6983 VIsual = curwin->w_cursor;
6984
6985 VIsual_active = TRUE;
6986 VIsual_reselect = TRUE;
6987 if (!cap->arg)
6988 /* start Select mode when 'selectmode' contains "cmd" */
6989 may_start_select('c');
6990#ifdef FEAT_MOUSE
6991 setmouse();
6992#endif
6993 if (p_smd)
6994 redraw_cmdline = TRUE; /* show visual mode later */
6995 /*
6996 * For V and ^V, we multiply the number of lines even if there
6997 * was only one -- webb
6998 */
6999 if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1)
7000 {
7001 curwin->w_cursor.lnum +=
7002 resel_VIsual_line_count * cap->count0 - 1;
7003 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
7004 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
7005 }
7006 VIsual_mode = resel_VIsual_mode;
7007 if (VIsual_mode == 'v')
7008 {
7009 if (resel_VIsual_line_count <= 1)
7010 curwin->w_cursor.col += resel_VIsual_col * cap->count0 - 1;
7011 else
7012 curwin->w_cursor.col = resel_VIsual_col;
7013 check_cursor_col();
7014 }
7015 if (resel_VIsual_col == MAXCOL)
7016 {
7017 curwin->w_curswant = MAXCOL;
7018 coladvance((colnr_T)MAXCOL);
7019 }
7020 else if (VIsual_mode == Ctrl_V)
7021 {
7022 validate_virtcol();
7023 curwin->w_curswant = curwin->w_virtcol
7024 + resel_VIsual_col * cap->count0 - 1;
7025 coladvance(curwin->w_curswant);
7026 }
7027 else
7028 curwin->w_set_curswant = TRUE;
7029 redraw_curbuf_later(INVERTED); /* show the inversion */
7030 }
7031 else
7032 {
7033 if (!cap->arg)
7034 /* start Select mode when 'selectmode' contains "cmd" */
7035 may_start_select('c');
7036 n_start_visual_mode(cap->cmdchar);
7037 }
7038 }
7039}
7040
7041/*
7042 * Start selection for Shift-movement keys.
7043 */
7044 void
7045start_selection()
7046{
7047 /* if 'selectmode' contains "key", start Select mode */
7048 may_start_select('k');
7049 n_start_visual_mode('v');
7050}
7051
7052/*
7053 * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu.
7054 */
7055 void
7056may_start_select(c)
7057 int c;
7058{
7059 VIsual_select = (stuff_empty() && typebuf_typed()
7060 && (vim_strchr(p_slm, c) != NULL));
7061}
7062
7063/*
7064 * Start Visual mode "c".
7065 * Should set VIsual_select before calling this.
7066 */
7067 static void
7068n_start_visual_mode(c)
7069 int c;
7070{
7071 VIsual_mode = c;
7072 VIsual_active = TRUE;
7073 VIsual_reselect = TRUE;
7074#ifdef FEAT_VIRTUALEDIT
7075 /* Corner case: the 0 position in a tab may change when going into
7076 * virtualedit. Recalculate curwin->w_cursor to avoid bad hilighting.
7077 */
7078 if (c == Ctrl_V && (ve_flags & VE_BLOCK) && gchar_cursor() == TAB)
7079 coladvance(curwin->w_virtcol);
7080#endif
7081 VIsual = curwin->w_cursor;
7082
7083#ifdef FEAT_FOLDING
7084 foldAdjustVisual();
7085#endif
7086
7087#ifdef FEAT_MOUSE
7088 setmouse();
7089#endif
7090 if (p_smd)
7091 redraw_cmdline = TRUE; /* show visual mode later */
7092#ifdef FEAT_CLIPBOARD
7093 /* Make sure the clipboard gets updated. Needed because start and
7094 * end may still be the same, and the selection needs to be owned */
7095 clip_star.vmode = NUL;
7096#endif
7097
7098 /* Only need to redraw this line, unless still need to redraw an old
7099 * Visual area (when 'lazyredraw' is set). */
7100 if (curwin->w_redr_type < INVERTED)
7101 {
7102 curwin->w_old_cursor_lnum = curwin->w_cursor.lnum;
7103 curwin->w_old_visual_lnum = curwin->w_cursor.lnum;
7104 }
7105}
7106
7107#endif /* FEAT_VISUAL */
7108
7109/*
7110 * CTRL-W: Window commands
7111 */
7112 static void
7113nv_window(cap)
7114 cmdarg_T *cap;
7115{
7116#ifdef FEAT_WINDOWS
7117 if (!checkclearop(cap->oap))
7118 do_window(cap->nchar, cap->count0, NUL); /* everything is in window.c */
7119#else
7120 (void)checkclearop(cap->oap);
7121#endif
7122}
7123
7124/*
7125 * CTRL-Z: Suspend
7126 */
7127 static void
7128nv_suspend(cap)
7129 cmdarg_T *cap;
7130{
7131 clearop(cap->oap);
7132#ifdef FEAT_VISUAL
7133 if (VIsual_active)
7134 end_visual_mode(); /* stop Visual mode */
7135#endif
7136 do_cmdline_cmd((char_u *)"st");
7137}
7138
7139/*
7140 * Commands starting with "g".
7141 */
7142 static void
7143nv_g_cmd(cap)
7144 cmdarg_T *cap;
7145{
7146 oparg_T *oap = cap->oap;
7147#ifdef FEAT_VISUAL
7148 pos_T tpos;
7149#endif
7150 int i;
7151 int flag = FALSE;
7152
7153 switch (cap->nchar)
7154 {
7155#ifdef MEM_PROFILE
7156 /*
7157 * "g^A": dump log of used memory.
7158 */
7159 case Ctrl_A:
7160 vim_mem_profile_dump();
7161 break;
7162#endif
7163
7164#ifdef FEAT_VREPLACE
7165 /*
7166 * "gR": Enter virtual replace mode.
7167 */
7168 case 'R':
7169 cap->arg = TRUE;
7170 nv_Replace(cap);
7171 break;
7172
7173 case 'r':
7174 nv_vreplace(cap);
7175 break;
7176#endif
7177
7178 case '&':
7179 do_cmdline_cmd((char_u *)"%s//~/&");
7180 break;
7181
7182#ifdef FEAT_VISUAL
7183 /*
7184 * "gv": Reselect the previous Visual area. If Visual already active,
7185 * exchange previous and current Visual area.
7186 */
7187 case 'v':
7188 if (checkclearop(oap))
7189 break;
7190
7191 if ( curbuf->b_visual_start.lnum == 0
7192 || curbuf->b_visual_start.lnum > curbuf->b_ml.ml_line_count
7193 || curbuf->b_visual_end.lnum == 0)
7194 beep_flush();
7195 else
7196 {
7197 /* set w_cursor to the start of the Visual area, tpos to the end */
7198 if (VIsual_active)
7199 {
7200 i = VIsual_mode;
7201 VIsual_mode = curbuf->b_visual_mode;
7202 curbuf->b_visual_mode = i;
7203# ifdef FEAT_EVAL
7204 curbuf->b_visual_mode_eval = i;
7205# endif
7206 i = curwin->w_curswant;
7207 curwin->w_curswant = curbuf->b_visual_curswant;
7208 curbuf->b_visual_curswant = i;
7209
7210 tpos = curbuf->b_visual_end;
7211 curbuf->b_visual_end = curwin->w_cursor;
7212 curwin->w_cursor = curbuf->b_visual_start;
7213 curbuf->b_visual_start = VIsual;
7214 }
7215 else
7216 {
7217 VIsual_mode = curbuf->b_visual_mode;
7218 curwin->w_curswant = curbuf->b_visual_curswant;
7219 tpos = curbuf->b_visual_end;
7220 curwin->w_cursor = curbuf->b_visual_start;
7221 }
7222
7223 VIsual_active = TRUE;
7224 VIsual_reselect = TRUE;
7225
7226 /* Set Visual to the start and w_cursor to the end of the Visual
7227 * area. Make sure they are on an existing character. */
7228 check_cursor();
7229 VIsual = curwin->w_cursor;
7230 curwin->w_cursor = tpos;
7231 check_cursor();
7232 update_topline();
7233 /*
7234 * When called from normal "g" command: start Select mode when
7235 * 'selectmode' contains "cmd". When called for K_SELECT, always
7236 * start Select mode.
7237 */
7238 if (cap->arg)
7239 VIsual_select = TRUE;
7240 else
7241 may_start_select('c');
7242#ifdef FEAT_MOUSE
7243 setmouse();
7244#endif
7245#ifdef FEAT_CLIPBOARD
7246 /* Make sure the clipboard gets updated. Needed because start and
7247 * end are still the same, and the selection needs to be owned */
7248 clip_star.vmode = NUL;
7249#endif
7250 redraw_curbuf_later(INVERTED);
7251 showmode();
7252 }
7253 break;
7254 /*
7255 * "gV": Don't reselect the previous Visual area after a Select mode
7256 * mapping of menu.
7257 */
7258 case 'V':
7259 VIsual_reselect = FALSE;
7260 break;
7261
7262 /*
7263 * "gh": start Select mode.
7264 * "gH": start Select line mode.
7265 * "g^H": start Select block mode.
7266 */
7267 case K_BS:
7268 cap->nchar = Ctrl_H;
7269 /* FALLTHROUGH */
7270 case 'h':
7271 case 'H':
7272 case Ctrl_H:
7273# ifdef EBCDIC
7274 /* EBCDIC: 'v'-'h' != '^v'-'^h' */
7275 if (cap->nchar == Ctrl_H)
7276 cap->cmdchar = Ctrl_V;
7277 else
7278# endif
7279 cap->cmdchar = cap->nchar + ('v' - 'h');
7280 cap->arg = TRUE;
7281 nv_visual(cap);
7282 break;
7283#endif /* FEAT_VISUAL */
7284
7285 /*
7286 * "gj" and "gk" two new funny movement keys -- up and down
7287 * movement based on *screen* line rather than *file* line.
7288 */
7289 case 'j':
7290 case K_DOWN:
7291 /* with 'nowrap' it works just like the normal "j" command; also when
7292 * in a closed fold */
7293 if (!curwin->w_p_wrap
7294#ifdef FEAT_FOLDING
7295 || hasFolding(curwin->w_cursor.lnum, NULL, NULL)
7296#endif
7297 )
7298 {
7299 oap->motion_type = MLINE;
7300 i = cursor_down(cap->count1, oap->op_type == OP_NOP);
7301 }
7302 else
7303 i = nv_screengo(oap, FORWARD, cap->count1);
7304 if (i == FAIL)
7305 clearopbeep(oap);
7306 break;
7307
7308 case 'k':
7309 case K_UP:
7310 /* with 'nowrap' it works just like the normal "k" command; also when
7311 * in a closed fold */
7312 if (!curwin->w_p_wrap
7313#ifdef FEAT_FOLDING
7314 || hasFolding(curwin->w_cursor.lnum, NULL, NULL)
7315#endif
7316 )
7317 {
7318 oap->motion_type = MLINE;
7319 i = cursor_up(cap->count1, oap->op_type == OP_NOP);
7320 }
7321 else
7322 i = nv_screengo(oap, BACKWARD, cap->count1);
7323 if (i == FAIL)
7324 clearopbeep(oap);
7325 break;
7326
7327 /*
7328 * "gJ": join two lines without inserting a space.
7329 */
7330 case 'J':
7331 nv_join(cap);
7332 break;
7333
7334 /*
7335 * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines.
7336 * "gm": middle of "g0" and "g$".
7337 */
7338 case '^':
7339 flag = TRUE;
7340 /* FALLTHROUGH */
7341
7342 case '0':
7343 case 'm':
7344 case K_HOME:
7345 case K_KHOME:
Bram Moolenaar071d4272004-06-13 20:20:40 +00007346 oap->motion_type = MCHAR;
7347 oap->inclusive = FALSE;
7348 if (curwin->w_p_wrap
7349#ifdef FEAT_VERTSPLIT
7350 && curwin->w_width != 0
7351#endif
7352 )
7353 {
7354 int width1 = W_WIDTH(curwin) - curwin_col_off();
7355 int width2 = width1 + curwin_col_off2();
7356
7357 validate_virtcol();
7358 i = 0;
7359 if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0)
7360 i = (curwin->w_virtcol - width1) / width2 * width2 + width1;
7361 }
7362 else
7363 i = curwin->w_leftcol;
7364 /* Go to the middle of the screen line. When 'number' is on and lines
7365 * are wrapping the middle can be more to the left.*/
7366 if (cap->nchar == 'm')
7367 i += (W_WIDTH(curwin) - curwin_col_off()
7368 + ((curwin->w_p_wrap && i > 0)
7369 ? curwin_col_off2() : 0)) / 2;
7370 coladvance((colnr_T)i);
7371 if (flag)
7372 {
7373 do
7374 i = gchar_cursor();
7375 while (vim_iswhite(i) && oneright() == OK);
7376 }
7377 curwin->w_set_curswant = TRUE;
7378 break;
7379
7380 case '_':
7381 /* "g_": to the last non-blank character in the line or <count> lines
7382 * downward. */
7383 cap->oap->motion_type = MCHAR;
7384 cap->oap->inclusive = TRUE;
7385 curwin->w_curswant = MAXCOL;
7386 if (cursor_down((long)(cap->count1 - 1),
7387 cap->oap->op_type == OP_NOP) == FAIL)
7388 clearopbeep(cap->oap);
7389 else
7390 {
7391 char_u *ptr = ml_get_curline();
7392
7393 /* In Visual mode we may end up after the line. */
7394 if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL)
7395 --curwin->w_cursor.col;
7396
7397 /* Decrease the cursor column until it's on a non-blank. */
7398 while (curwin->w_cursor.col > 0
7399 && vim_iswhite(ptr[curwin->w_cursor.col]))
7400 --curwin->w_cursor.col;
7401 curwin->w_set_curswant = TRUE;
7402 }
7403 break;
7404
7405 case '$':
7406 case K_END:
7407 case K_KEND:
Bram Moolenaar071d4272004-06-13 20:20:40 +00007408 {
7409 int col_off = curwin_col_off();
7410
7411 oap->motion_type = MCHAR;
7412 oap->inclusive = TRUE;
7413 if (curwin->w_p_wrap
7414#ifdef FEAT_VERTSPLIT
7415 && curwin->w_width != 0
7416#endif
7417 )
7418 {
7419 curwin->w_curswant = MAXCOL; /* so we stay at the end */
7420 if (cap->count1 == 1)
7421 {
7422 int width1 = W_WIDTH(curwin) - col_off;
7423 int width2 = width1 + curwin_col_off2();
7424
7425 validate_virtcol();
7426 i = width1 - 1;
7427 if (curwin->w_virtcol >= (colnr_T)width1)
7428 i += ((curwin->w_virtcol - width1) / width2 + 1)
7429 * width2;
7430 coladvance((colnr_T)i);
7431#if defined(FEAT_LINEBREAK) || defined(FEAT_MBYTE)
7432 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap)
7433 {
7434 /*
7435 * Check for landing on a character that got split at
7436 * the end of the line. We do not want to advance to
7437 * the next screen line.
7438 */
7439 validate_virtcol();
7440 if (curwin->w_virtcol > (colnr_T)i)
7441 --curwin->w_cursor.col;
7442 }
7443#endif
7444 }
7445 else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL)
7446 clearopbeep(oap);
7447 }
7448 else
7449 {
7450 i = curwin->w_leftcol + W_WIDTH(curwin) - col_off - 1;
7451 coladvance((colnr_T)i);
Bram Moolenaarb5bf5b82004-12-24 14:35:23 +00007452
7453 /* Make sure we stick in this column. */
7454 validate_virtcol();
7455 curwin->w_curswant = curwin->w_virtcol;
7456 curwin->w_set_curswant = FALSE;
Bram Moolenaar071d4272004-06-13 20:20:40 +00007457 }
7458 }
7459 break;
7460
7461 /*
7462 * "g*" and "g#", like "*" and "#" but without using "\<" and "\>"
7463 */
7464 case '*':
7465 case '#':
7466#if POUND != '#'
7467 case POUND: /* pound sign (sometimes equal to '#') */
7468#endif
7469 case Ctrl_RSB: /* :tag or :tselect for current identifier */
7470 case ']': /* :tselect for current identifier */
7471 nv_ident(cap);
7472 break;
7473
7474 /*
7475 * ge and gE: go back to end of word
7476 */
7477 case 'e':
7478 case 'E':
7479 oap->motion_type = MCHAR;
7480 curwin->w_set_curswant = TRUE;
7481 oap->inclusive = TRUE;
7482 if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL)
7483 clearopbeep(oap);
7484 break;
7485
7486 /*
7487 * "g CTRL-G": display info about cursor position
7488 */
7489 case Ctrl_G:
7490 cursor_pos_info();
7491 break;
7492
7493 /*
7494 * "gi": start Insert at the last position.
7495 */
7496 case 'i':
7497 if (curbuf->b_last_insert.lnum != 0)
7498 {
7499 curwin->w_cursor = curbuf->b_last_insert;
7500 check_cursor_lnum();
7501 i = (int)STRLEN(ml_get_curline());
7502 if (curwin->w_cursor.col > (colnr_T)i)
7503 {
7504#ifdef FEAT_VIRTUALEDIT
7505 if (virtual_active())
7506 curwin->w_cursor.coladd += curwin->w_cursor.col - i;
7507#endif
7508 curwin->w_cursor.col = i;
7509 }
7510 }
7511 cap->cmdchar = 'i';
7512 nv_edit(cap);
7513 break;
7514
7515 /*
7516 * "gI": Start insert in column 1.
7517 */
7518 case 'I':
7519 beginline(0);
7520 if (!checkclearopq(oap))
7521 invoke_edit(cap, FALSE, 'g', FALSE);
7522 break;
7523
7524#ifdef FEAT_SEARCHPATH
7525 /*
7526 * "gf": goto file, edit file under cursor
7527 * "]f" and "[f": can also be used.
7528 */
7529 case 'f':
7530 nv_gotofile(cap);
7531 break;
7532#endif
7533
7534 /* "g'm" and "g`m": jump to mark without setting pcmark */
7535 case '\'':
7536 cap->arg = TRUE;
7537 /*FALLTHROUGH*/
7538 case '`':
7539 nv_gomark(cap);
7540 break;
7541
7542 /*
7543 * "gs": Goto sleep.
7544 */
7545 case 's':
7546 do_sleep(cap->count1 * 1000L);
7547 break;
7548
7549 /*
7550 * "ga": Display the ascii value of the character under the
7551 * cursor. It is displayed in decimal, hex, and octal. -- webb
7552 */
7553 case 'a':
7554 do_ascii(NULL);
7555 break;
7556
7557#ifdef FEAT_MBYTE
7558 /*
7559 * "g8": Display the bytes used for the UTF-8 character under the
7560 * cursor. It is displayed in hex.
7561 */
7562 case '8':
7563 show_utf8();
7564 break;
7565#endif
7566
Bram Moolenaarcfc7d632005-07-28 22:28:16 +00007567 case '<':
7568 show_sb_text();
7569 break;
7570
Bram Moolenaar071d4272004-06-13 20:20:40 +00007571 /*
7572 * "gg": Goto the first line in file. With a count it goes to
7573 * that line number like for "G". -- webb
7574 */
7575 case 'g':
7576 cap->arg = FALSE;
7577 nv_goto(cap);
7578 break;
7579
7580 /*
7581 * Two-character operators:
7582 * "gq" Format text
7583 * "gw" Format text and keep cursor position
7584 * "g~" Toggle the case of the text.
7585 * "gu" Change text to lower case.
7586 * "gU" Change text to upper case.
7587 * "g?" rot13 encoding
7588 */
7589 case 'q':
7590 case 'w':
7591 oap->cursor_start = curwin->w_cursor;
7592 /*FALLTHROUGH*/
7593 case '~':
7594 case 'u':
7595 case 'U':
7596 case '?':
7597 nv_operator(cap);
7598 break;
7599
7600 /*
7601 * "gd": Find first occurence of pattern under the cursor in the
7602 * current function
7603 * "gD": idem, but in the current file.
7604 */
7605 case 'd':
7606 case 'D':
7607 nv_gd(oap, cap->nchar);
7608 break;
7609
7610#ifdef FEAT_MOUSE
7611 /*
7612 * g<*Mouse> : <C-*mouse>
7613 */
7614 case K_MIDDLEMOUSE:
7615 case K_MIDDLEDRAG:
7616 case K_MIDDLERELEASE:
7617 case K_LEFTMOUSE:
7618 case K_LEFTDRAG:
7619 case K_LEFTRELEASE:
7620 case K_RIGHTMOUSE:
7621 case K_RIGHTDRAG:
7622 case K_RIGHTRELEASE:
7623 case K_X1MOUSE:
7624 case K_X1DRAG:
7625 case K_X1RELEASE:
7626 case K_X2MOUSE:
7627 case K_X2DRAG:
7628 case K_X2RELEASE:
7629 mod_mask = MOD_MASK_CTRL;
7630 (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0);
7631 break;
7632#endif
7633
7634 case K_IGNORE:
7635 break;
7636
7637 /*
7638 * "gP" and "gp": same as "P" and "p" but leave cursor just after new text
7639 */
7640 case 'p':
7641 case 'P':
7642 nv_put(cap);
7643 break;
7644
7645#ifdef FEAT_BYTEOFF
7646 /* "go": goto byte count from start of buffer */
7647 case 'o':
7648 goto_byte(cap->count0);
7649 break;
7650#endif
7651
7652 /* "gQ": improved Ex mode */
7653 case 'Q':
7654#ifdef FEAT_CMDWIN
7655 if (cmdwin_type != 0)
7656 {
7657 clearopbeep(cap->oap);
7658 break;
7659 }
7660#endif
7661 if (!checkclearopq(oap))
7662 do_exmode(TRUE);
7663 break;
7664
7665#ifdef FEAT_JUMPLIST
7666 case ',':
7667 nv_pcmark(cap);
7668 break;
7669
7670 case ';':
7671 cap->count1 = -cap->count1;
7672 nv_pcmark(cap);
7673 break;
7674#endif
7675
7676 default:
7677 clearopbeep(oap);
7678 break;
7679 }
7680}
7681
7682/*
7683 * Handle "o" and "O" commands.
7684 */
7685 static void
7686n_opencmd(cap)
7687 cmdarg_T *cap;
7688{
7689 if (!checkclearopq(cap->oap))
7690 {
7691#ifdef FEAT_FOLDING
7692 if (cap->cmdchar == 'O')
7693 /* Open above the first line of a folded sequence of lines */
7694 (void)hasFolding(curwin->w_cursor.lnum,
7695 &curwin->w_cursor.lnum, NULL);
7696 else
7697 /* Open below the last line of a folded sequence of lines */
7698 (void)hasFolding(curwin->w_cursor.lnum,
7699 NULL, &curwin->w_cursor.lnum);
7700#endif
7701 if (u_save((linenr_T)(curwin->w_cursor.lnum -
7702 (cap->cmdchar == 'O' ? 1 : 0)),
7703 (linenr_T)(curwin->w_cursor.lnum +
7704 (cap->cmdchar == 'o' ? 1 : 0))
7705 ) == OK
7706 && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD,
7707#ifdef FEAT_COMMENTS
7708 has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM :
7709#endif
7710 0, 0))
7711 {
Bram Moolenaar4399ef42005-02-12 14:29:27 +00007712 /* When '#' is in 'cpoptions' ignore the count. */
7713 if (vim_strchr(p_cpo, CPO_HASH) != NULL)
7714 cap->count1 = 1;
Bram Moolenaar071d4272004-06-13 20:20:40 +00007715 invoke_edit(cap, FALSE, cap->cmdchar, TRUE);
7716 }
7717 }
7718}
7719
7720/*
7721 * "." command: redo last change.
7722 */
7723 static void
7724nv_dot(cap)
7725 cmdarg_T *cap;
7726{
7727 if (!checkclearopq(cap->oap))
7728 {
7729 /*
7730 * If "restart_edit" is TRUE, the last but one command is repeated
7731 * instead of the last command (inserting text). This is used for
7732 * CTRL-O <.> in insert mode.
7733 */
7734 if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL)
7735 clearopbeep(cap->oap);
7736 }
7737}
7738
7739/*
7740 * CTRL-R: undo undo
7741 */
7742 static void
7743nv_redo(cap)
7744 cmdarg_T *cap;
7745{
7746 if (!checkclearopq(cap->oap))
7747 {
7748 u_redo((int)cap->count1);
7749 curwin->w_set_curswant = TRUE;
7750 }
7751}
7752
7753/*
7754 * Handle "U" command.
7755 */
7756 static void
7757nv_Undo(cap)
7758 cmdarg_T *cap;
7759{
7760 /* In Visual mode and typing "gUU" triggers an operator */
7761 if (cap->oap->op_type == OP_UPPER
7762#ifdef FEAT_VISUAL
7763 || VIsual_active
7764#endif
7765 )
7766 {
7767 /* translate "gUU" to "gUgU" */
7768 cap->cmdchar = 'g';
7769 cap->nchar = 'U';
7770 nv_operator(cap);
7771 }
7772 else if (!checkclearopq(cap->oap))
7773 {
7774 u_undoline();
7775 curwin->w_set_curswant = TRUE;
7776 }
7777}
7778
7779/*
7780 * '~' command: If tilde is not an operator and Visual is off: swap case of a
7781 * single character.
7782 */
7783 static void
7784nv_tilde(cap)
7785 cmdarg_T *cap;
7786{
7787 if (!p_to
7788#ifdef FEAT_VISUAL
7789 && !VIsual_active
7790#endif
7791 && cap->oap->op_type != OP_TILDE)
7792 n_swapchar(cap);
7793 else
7794 nv_operator(cap);
7795}
7796
7797/*
7798 * Handle an operator command.
7799 * The actual work is done by do_pending_operator().
7800 */
7801 static void
7802nv_operator(cap)
7803 cmdarg_T *cap;
7804{
7805 int op_type;
7806
7807 op_type = get_op_type(cap->cmdchar, cap->nchar);
7808
7809 if (op_type == cap->oap->op_type) /* double operator works on lines */
7810 nv_lineop(cap);
7811 else if (!checkclearop(cap->oap))
7812 {
7813 cap->oap->start = curwin->w_cursor;
7814 cap->oap->op_type = op_type;
7815 }
7816}
7817
7818/*
7819 * Handle linewise operator "dd", "yy", etc.
7820 *
7821 * "_" is is a strange motion command that helps make operators more logical.
7822 * It is actually implemented, but not documented in the real Vi. This motion
7823 * command actually refers to "the current line". Commands like "dd" and "yy"
7824 * are really an alternate form of "d_" and "y_". It does accept a count, so
7825 * "d3_" works to delete 3 lines.
7826 */
7827 static void
7828nv_lineop(cap)
7829 cmdarg_T *cap;
7830{
7831 cap->oap->motion_type = MLINE;
7832 if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL)
7833 clearopbeep(cap->oap);
7834 else if ( cap->oap->op_type == OP_DELETE
7835 || cap->oap->op_type == OP_LSHIFT
7836 || cap->oap->op_type == OP_RSHIFT)
7837 beginline(BL_SOL | BL_FIX);
7838 else if (cap->oap->op_type != OP_YANK) /* 'Y' does not move cursor */
7839 beginline(BL_WHITE | BL_FIX);
7840}
7841
7842/*
7843 * <Home> command.
7844 */
7845 static void
7846nv_home(cap)
7847 cmdarg_T *cap;
7848{
Bram Moolenaarbc7aa852005-03-06 23:38:09 +00007849 /* CTRL-HOME is like "gg" */
7850 if (mod_mask & MOD_MASK_CTRL)
7851 nv_goto(cap);
7852 else
7853 {
7854 cap->count0 = 1;
7855 nv_pipe(cap);
7856 }
Bram Moolenaara88d9682005-03-25 21:45:43 +00007857 ins_at_eol = FALSE; /* Don't move cursor past eol (only necessary in a
7858 one-character line). */
Bram Moolenaar071d4272004-06-13 20:20:40 +00007859}
7860
7861/*
7862 * "|" command.
7863 */
7864 static void
7865nv_pipe(cap)
7866 cmdarg_T *cap;
7867{
7868 cap->oap->motion_type = MCHAR;
7869 cap->oap->inclusive = FALSE;
7870 beginline(0);
7871 if (cap->count0 > 0)
7872 {
7873 coladvance((colnr_T)(cap->count0 - 1));
7874 curwin->w_curswant = (colnr_T)(cap->count0 - 1);
7875 }
7876 else
7877 curwin->w_curswant = 0;
7878 /* keep curswant at the column where we wanted to go, not where
7879 we ended; differs if line is too short */
7880 curwin->w_set_curswant = FALSE;
7881}
7882
7883/*
7884 * Handle back-word command "b" and "B".
7885 * cap->arg is 1 for "B"
7886 */
7887 static void
7888nv_bck_word(cap)
7889 cmdarg_T *cap;
7890{
7891 cap->oap->motion_type = MCHAR;
7892 cap->oap->inclusive = FALSE;
7893 curwin->w_set_curswant = TRUE;
7894 if (bck_word(cap->count1, cap->arg, FALSE) == FAIL)
7895 clearopbeep(cap->oap);
7896#ifdef FEAT_FOLDING
7897 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
7898 foldOpenCursor();
7899#endif
7900}
7901
7902/*
7903 * Handle word motion commands "e", "E", "w" and "W".
7904 * cap->arg is TRUE for "E" and "W".
7905 */
7906 static void
7907nv_wordcmd(cap)
7908 cmdarg_T *cap;
7909{
7910 int n;
7911 int word_end;
7912 int flag = FALSE;
7913
7914 /*
7915 * Set inclusive for the "E" and "e" command.
7916 */
7917 if (cap->cmdchar == 'e' || cap->cmdchar == 'E')
7918 word_end = TRUE;
7919 else
7920 word_end = FALSE;
7921 cap->oap->inclusive = word_end;
7922
7923 /*
7924 * "cw" and "cW" are a special case.
7925 */
7926 if (!word_end && cap->oap->op_type == OP_CHANGE)
7927 {
7928 n = gchar_cursor();
7929 if (n != NUL) /* not an empty line */
7930 {
7931 if (vim_iswhite(n))
7932 {
7933 /*
7934 * Reproduce a funny Vi behaviour: "cw" on a blank only
7935 * changes one character, not all blanks until the start of
7936 * the next word. Only do this when the 'w' flag is included
7937 * in 'cpoptions'.
7938 */
7939 if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL)
7940 {
7941 cap->oap->inclusive = TRUE;
7942 cap->oap->motion_type = MCHAR;
7943 return;
7944 }
7945 }
7946 else
7947 {
7948 /*
7949 * This is a little strange. To match what the real Vi does,
7950 * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided
7951 * that we are not on a space or a TAB. This seems impolite
7952 * at first, but it's really more what we mean when we say
7953 * 'cw'.
7954 * Another strangeness: When standing on the end of a word
7955 * "ce" will change until the end of the next wordt, but "cw"
7956 * will change only one character! This is done by setting
7957 * flag.
7958 */
7959 cap->oap->inclusive = TRUE;
7960 word_end = TRUE;
7961 flag = TRUE;
7962 }
7963 }
7964 }
7965
7966 cap->oap->motion_type = MCHAR;
7967 curwin->w_set_curswant = TRUE;
7968 if (word_end)
7969 n = end_word(cap->count1, cap->arg, flag, FALSE);
7970 else
7971 n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP);
7972
7973 /* Don't leave the cursor on the NUL past a line */
7974 if (curwin->w_cursor.col && gchar_cursor() == NUL)
7975 {
7976 --curwin->w_cursor.col;
7977 cap->oap->inclusive = TRUE;
7978 }
7979
7980 if (n == FAIL && cap->oap->op_type == OP_NOP)
7981 clearopbeep(cap->oap);
7982 else
7983 {
7984#ifdef FEAT_VISUAL
7985 adjust_for_sel(cap);
7986#endif
7987#ifdef FEAT_FOLDING
7988 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
7989 foldOpenCursor();
7990#endif
7991 }
7992}
7993
7994/*
7995 * "0" and "^" commands.
7996 * cap->arg is the argument for beginline().
7997 */
7998 static void
7999nv_beginline(cap)
8000 cmdarg_T *cap;
8001{
8002 cap->oap->motion_type = MCHAR;
8003 cap->oap->inclusive = FALSE;
8004 beginline(cap->arg);
8005#ifdef FEAT_FOLDING
8006 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
8007 foldOpenCursor();
8008#endif
8009}
8010
8011#ifdef FEAT_VISUAL
8012/*
8013 * In exclusive Visual mode, may include the last character.
8014 */
8015 static void
8016adjust_for_sel(cap)
8017 cmdarg_T *cap;
8018{
8019 if (VIsual_active && cap->oap->inclusive && *p_sel == 'e'
8020 && gchar_cursor() != NUL && lt(VIsual, curwin->w_cursor))
8021 {
8022# ifdef FEAT_MBYTE
8023 if (has_mbyte)
8024 inc_cursor();
8025 else
8026# endif
8027 ++curwin->w_cursor.col;
8028 cap->oap->inclusive = FALSE;
8029 }
8030}
8031
8032/*
8033 * Exclude last character at end of Visual area for 'selection' == "exclusive".
8034 * Should check VIsual_mode before calling this.
8035 * Returns TRUE when backed up to the previous line.
8036 */
8037 static int
8038unadjust_for_sel()
8039{
8040 pos_T *pp;
8041
8042 if (*p_sel == 'e' && !equalpos(VIsual, curwin->w_cursor))
8043 {
8044 if (lt(VIsual, curwin->w_cursor))
8045 pp = &curwin->w_cursor;
8046 else
8047 pp = &VIsual;
8048#ifdef FEAT_VIRTUALEDIT
8049 if (pp->coladd > 0)
8050 --pp->coladd;
8051 else
8052#endif
8053 if (pp->col > 0)
8054 {
8055 --pp->col;
8056#ifdef FEAT_MBYTE
8057 mb_adjustpos(pp);
8058#endif
8059 }
8060 else if (pp->lnum > 1)
8061 {
8062 --pp->lnum;
8063 pp->col = (colnr_T)STRLEN(ml_get(pp->lnum));
8064 return TRUE;
8065 }
8066 }
8067 return FALSE;
8068}
8069
8070/*
8071 * SELECT key in Normal or Visual mode: end of Select mode mapping.
8072 */
8073 static void
8074nv_select(cap)
8075 cmdarg_T *cap;
8076{
8077 if (VIsual_active)
8078 VIsual_select = TRUE;
8079 else if (VIsual_reselect)
8080 {
8081 cap->nchar = 'v'; /* fake "gv" command */
8082 cap->arg = TRUE;
8083 nv_g_cmd(cap);
8084 }
8085}
8086
8087#endif
8088
8089/*
8090 * "G", "gg", CTRL-END, CTRL-HOME.
8091 * cap->arg is TRUE for "G".
8092 */
8093 static void
8094nv_goto(cap)
8095 cmdarg_T *cap;
8096{
8097 linenr_T lnum;
8098
8099 if (cap->arg)
8100 lnum = curbuf->b_ml.ml_line_count;
8101 else
8102 lnum = 1L;
8103 cap->oap->motion_type = MLINE;
8104 setpcmark();
8105
8106 /* When a count is given, use it instead of the default lnum */
8107 if (cap->count0 != 0)
8108 lnum = cap->count0;
8109 if (lnum < 1L)
8110 lnum = 1L;
8111 else if (lnum > curbuf->b_ml.ml_line_count)
8112 lnum = curbuf->b_ml.ml_line_count;
8113 curwin->w_cursor.lnum = lnum;
8114 beginline(BL_SOL | BL_FIX);
8115#ifdef FEAT_FOLDING
8116 if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP)
8117 foldOpenCursor();
8118#endif
8119}
8120
8121/*
8122 * CTRL-\ in Normal mode.
8123 */
8124 static void
8125nv_normal(cap)
8126 cmdarg_T *cap;
8127{
8128 if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G)
8129 {
8130 clearop(cap->oap);
8131 if (restart_edit != 0 && p_smd)
8132 clear_cmdline = TRUE; /* unshow mode later */
8133 restart_edit = 0;
8134#ifdef FEAT_CMDWIN
8135 if (cmdwin_type != 0)
8136 cmdwin_result = Ctrl_C;
8137#endif
8138#ifdef FEAT_VISUAL
8139 if (VIsual_active)
8140 {
8141 end_visual_mode(); /* stop Visual */
8142 redraw_curbuf_later(INVERTED);
8143 }
8144#endif
8145 /* CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. */
8146 if (cap->nchar == Ctrl_G && p_im)
8147 restart_edit = 'a';
8148 }
8149 else
8150 clearopbeep(cap->oap);
8151}
8152
8153/*
8154 * ESC in Normal mode: beep, but don't flush buffers.
8155 * Don't even beep if we are canceling a command.
8156 */
8157 static void
8158nv_esc(cap)
8159 cmdarg_T *cap;
8160{
8161 int no_reason;
8162
8163 no_reason = (cap->oap->op_type == OP_NOP
8164 && cap->opcount == 0
8165 && cap->count0 == 0
8166 && cap->oap->regname == 0
8167 && !p_im);
8168
8169 if (cap->arg) /* TRUE for CTRL-C */
8170 {
8171 if (restart_edit == 0
8172#ifdef FEAT_CMDWIN
8173 && cmdwin_type == 0
8174#endif
8175#ifdef FEAT_VISUAL
8176 && !VIsual_active
8177#endif
8178 && no_reason)
8179 MSG(_("Type :quit<Enter> to exit Vim"));
8180
8181 /* Don't reset "restart_edit" when 'insertmode' is set, it won't be
8182 * set again below when halfway a mapping. */
8183 if (!p_im)
8184 restart_edit = 0;
8185#ifdef FEAT_CMDWIN
8186 if (cmdwin_type != 0)
8187 {
8188 cmdwin_result = K_IGNORE;
8189 got_int = FALSE; /* don't stop executing autocommands et al. */
8190 return;
8191 }
8192#endif
8193 }
8194
8195#ifdef FEAT_VISUAL
8196 if (VIsual_active)
8197 {
8198 end_visual_mode(); /* stop Visual */
8199 check_cursor_col(); /* make sure cursor is not beyond EOL */
8200 curwin->w_set_curswant = TRUE;
8201 redraw_curbuf_later(INVERTED);
8202 }
8203 else
8204#endif
8205 if (no_reason)
8206 vim_beep();
8207 clearop(cap->oap);
8208
8209 /* A CTRL-C is often used at the start of a menu. When 'insertmode' is
8210 * set return to Insert mode afterwards. */
8211 if (restart_edit == 0 && goto_im()
8212#ifdef FEAT_EX_EXTRA
8213 && ex_normal_busy == 0
8214#endif
8215 )
8216 restart_edit = 'a';
8217}
8218
8219/*
8220 * Handle "A", "a", "I", "i" and <Insert> commands.
8221 */
8222 static void
8223nv_edit(cap)
8224 cmdarg_T *cap;
8225{
8226 /* <Insert> is equal to "i" */
8227 if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS)
8228 cap->cmdchar = 'i';
8229
8230#ifdef FEAT_VISUAL
8231 /* in Visual mode "A" and "I" are an operator */
8232 if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I'))
8233 v_visop(cap);
8234
8235 /* in Visual mode and after an operator "a" and "i" are for text objects */
8236 else
8237#endif
8238 if ((cap->cmdchar == 'a' || cap->cmdchar == 'i')
8239 && (cap->oap->op_type != OP_NOP
8240#ifdef FEAT_VISUAL
8241 || VIsual_active
8242#endif
8243 ))
8244 {
8245#ifdef FEAT_TEXTOBJ
8246 nv_object(cap);
8247#else
8248 clearopbeep(cap->oap);
8249#endif
8250 }
8251 else if (!curbuf->b_p_ma && !p_im)
8252 {
8253 /* Only give this error when 'insertmode' is off. */
8254 EMSG(_(e_modifiable));
8255 clearop(cap->oap);
8256 }
8257 else if (!checkclearopq(cap->oap))
8258 {
8259 switch (cap->cmdchar)
8260 {
8261 case 'A': /* "A"ppend after the line */
8262 curwin->w_set_curswant = TRUE;
8263#ifdef FEAT_VIRTUALEDIT
8264 if (ve_flags == VE_ALL)
8265 {
8266 int save_State = State;
8267
8268 /* Pretent Insert mode here to allow the cursor on the
8269 * character past the end of the line */
8270 State = INSERT;
8271 coladvance((colnr_T)MAXCOL);
8272 State = save_State;
8273 }
8274 else
8275#endif
8276 curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor());
8277 break;
8278
8279 case 'I': /* "I"nsert before the first non-blank */
Bram Moolenaar4399ef42005-02-12 14:29:27 +00008280 if (vim_strchr(p_cpo, CPO_INSEND) == NULL)
8281 beginline(BL_WHITE);
8282 else
8283 beginline(BL_WHITE|BL_FIX);
Bram Moolenaar071d4272004-06-13 20:20:40 +00008284 break;
8285
8286 case 'a': /* "a"ppend is like "i"nsert on the next character. */
8287#ifdef FEAT_VIRTUALEDIT
8288 /* increment coladd when in virtual space, increment the
8289 * column otherwise, also to append after an unprintable char */
8290 if (virtual_active()
8291 && (curwin->w_cursor.coladd > 0
8292 || *ml_get_cursor() == NUL
8293 || *ml_get_cursor() == TAB))
8294 curwin->w_cursor.coladd++;
8295 else
8296#endif
8297 if (*ml_get_cursor() != NUL)
8298 inc_cursor();
8299 break;
8300 }
8301
8302#ifdef FEAT_VIRTUALEDIT
8303 if (curwin->w_cursor.coladd && cap->cmdchar != 'A')
8304 {
8305 int save_State = State;
8306
8307 /* Pretent Insert mode here to allow the cursor on the
8308 * character past the end of the line */
8309 State = INSERT;
8310 coladvance(getviscol());
8311 State = save_State;
8312 }
8313#endif
8314
8315 invoke_edit(cap, FALSE, cap->cmdchar, FALSE);
8316 }
8317}
8318
8319/*
8320 * Invoke edit() and take care of "restart_edit" and the return value.
8321 */
8322 static void
8323invoke_edit(cap, repl, cmd, startln)
8324 cmdarg_T *cap;
8325 int repl; /* "r" or "gr" command */
8326 int cmd;
8327 int startln;
8328{
8329 int restart_edit_save = 0;
8330
8331 /* Complicated: When the user types "a<C-O>a" we don't want to do Insert
8332 * mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow
8333 * it. */
8334 if (repl || !stuff_empty())
8335 restart_edit_save = restart_edit;
8336 else
8337 restart_edit_save = 0;
8338
8339 /* Always reset "restart_edit", this is not a restarted edit. */
8340 restart_edit = 0;
8341
8342 if (edit(cmd, startln, cap->count1))
8343 cap->retval |= CA_COMMAND_BUSY;
8344
8345 if (restart_edit == 0)
8346 restart_edit = restart_edit_save;
8347}
8348
8349#ifdef FEAT_TEXTOBJ
8350/*
8351 * "a" or "i" while an operator is pending or in Visual mode: object motion.
8352 */
8353 static void
8354nv_object(cap)
8355 cmdarg_T *cap;
8356{
8357 int flag;
8358 int include;
8359 char_u *mps_save;
8360
8361 if (cap->cmdchar == 'i')
8362 include = FALSE; /* "ix" = inner object: exclude white space */
8363 else
8364 include = TRUE; /* "ax" = an object: include white space */
8365
8366 /* Make sure (), [], {} and <> are in 'matchpairs' */
8367 mps_save = curbuf->b_p_mps;
8368 curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>";
8369
8370 switch (cap->nchar)
8371 {
8372 case 'w': /* "aw" = a word */
8373 flag = current_word(cap->oap, cap->count1, include, FALSE);
8374 break;
8375 case 'W': /* "aW" = a WORD */
8376 flag = current_word(cap->oap, cap->count1, include, TRUE);
8377 break;
8378 case 'b': /* "ab" = a braces block */
8379 case '(':
8380 case ')':
8381 flag = current_block(cap->oap, cap->count1, include, '(', ')');
8382 break;
8383 case 'B': /* "aB" = a Brackets block */
8384 case '{':
8385 case '}':
8386 flag = current_block(cap->oap, cap->count1, include, '{', '}');
8387 break;
8388 case '[': /* "a[" = a [] block */
8389 case ']':
8390 flag = current_block(cap->oap, cap->count1, include, '[', ']');
8391 break;
8392 case '<': /* "a<" = a <> block */
8393 case '>':
8394 flag = current_block(cap->oap, cap->count1, include, '<', '>');
8395 break;
Bram Moolenaarf8c07b22005-07-19 22:10:03 +00008396 case 't': /* "at" = a tag block (xml and html) */
8397 flag = current_tagblock(cap->oap, cap->count1, include);
8398 break;
Bram Moolenaar071d4272004-06-13 20:20:40 +00008399 case 'p': /* "ap" = a paragraph */
8400 flag = current_par(cap->oap, cap->count1, include, 'p');
8401 break;
8402 case 's': /* "as" = a sentence */
8403 flag = current_sent(cap->oap, cap->count1, include);
8404 break;
Bram Moolenaarcfbc5ee2004-07-02 15:38:35 +00008405 case '"': /* "a"" = a double quoted string */
8406 case '\'': /* "a'" = a single quoted string */
8407 case '`': /* "a`" = a backtick quoted string */
8408 flag = current_quote(cap->oap, cap->count1, include,
8409 cap->nchar);
8410 break;
Bram Moolenaar071d4272004-06-13 20:20:40 +00008411#if 0 /* TODO */
8412 case 'S': /* "aS" = a section */
8413 case 'f': /* "af" = a filename */
8414 case 'u': /* "au" = a URL */
8415#endif
8416 default:
8417 flag = FAIL;
8418 break;
8419 }
8420
8421 curbuf->b_p_mps = mps_save;
8422 if (flag == FAIL)
8423 clearopbeep(cap->oap);
8424 adjust_cursor_col();
8425 curwin->w_set_curswant = TRUE;
8426}
8427#endif
8428
8429/*
8430 * "q" command: Start/stop recording.
8431 * "q:", "q/", "q?": edit command-line in command-line window.
8432 */
8433 static void
8434nv_record(cap)
8435 cmdarg_T *cap;
8436{
8437 if (cap->oap->op_type == OP_FORMAT)
8438 {
8439 /* "gqq" is the same as "gqgq": format line */
8440 cap->cmdchar = 'g';
8441 cap->nchar = 'q';
8442 nv_operator(cap);
8443 }
8444 else if (!checkclearop(cap->oap))
8445 {
8446#ifdef FEAT_CMDWIN
8447 if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?')
8448 {
8449 stuffcharReadbuff(cap->nchar);
8450 stuffcharReadbuff(K_CMDWIN);
8451 }
8452 else
8453#endif
8454 /* (stop) recording into a named register, unless executing a
8455 * register */
8456 if (!Exec_reg && do_record(cap->nchar) == FAIL)
8457 clearopbeep(cap->oap);
8458 }
8459}
8460
8461/*
8462 * Handle the "@r" command.
8463 */
8464 static void
8465nv_at(cap)
8466 cmdarg_T *cap;
8467{
8468 if (checkclearop(cap->oap))
8469 return;
8470#ifdef FEAT_EVAL
8471 if (cap->nchar == '=')
8472 {
8473 if (get_expr_register() == NUL)
8474 return;
8475 }
8476#endif
8477 while (cap->count1-- && !got_int)
8478 {
8479 if (do_execreg(cap->nchar, FALSE, FALSE) == FAIL)
8480 {
8481 clearopbeep(cap->oap);
8482 break;
8483 }
8484 line_breakcheck();
8485 }
8486}
8487
8488/*
8489 * Handle the CTRL-U and CTRL-D commands.
8490 */
8491 static void
8492nv_halfpage(cap)
8493 cmdarg_T *cap;
8494{
8495 if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1)
8496 || (cap->cmdchar == Ctrl_D
8497 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count))
8498 clearopbeep(cap->oap);
8499 else if (!checkclearop(cap->oap))
8500 halfpage(cap->cmdchar == Ctrl_D, cap->count0);
8501}
8502
8503/*
8504 * Handle "J" or "gJ" command.
8505 */
8506 static void
8507nv_join(cap)
8508 cmdarg_T *cap;
8509{
8510#ifdef FEAT_VISUAL
8511 if (VIsual_active) /* join the visual lines */
8512 nv_operator(cap);
8513 else
8514#endif
8515 if (!checkclearop(cap->oap))
8516 {
8517 if (cap->count0 <= 1)
8518 cap->count0 = 2; /* default for join is two lines! */
8519 if (curwin->w_cursor.lnum + cap->count0 - 1 >
8520 curbuf->b_ml.ml_line_count)
8521 clearopbeep(cap->oap); /* beyond last line */
8522 else
8523 {
8524 prep_redo(cap->oap->regname, cap->count0,
8525 NUL, cap->cmdchar, NUL, NUL, cap->nchar);
8526 do_do_join(cap->count0, cap->nchar == NUL);
8527 }
8528 }
8529}
8530
8531/*
8532 * "P", "gP", "p" and "gp" commands.
8533 */
8534 static void
8535nv_put(cap)
8536 cmdarg_T *cap;
8537{
8538#ifdef FEAT_VISUAL
8539 int regname = 0;
8540 void *reg1 = NULL, *reg2 = NULL;
Bram Moolenaarcf3630f2005-01-08 16:04:29 +00008541 int empty = FALSE;
Bram Moolenaar402d2fe2005-04-15 21:00:38 +00008542 int was_visual = FALSE;
Bram Moolenaar071d4272004-06-13 20:20:40 +00008543#endif
8544 int dir;
8545 int flags = 0;
8546
8547 if (cap->oap->op_type != OP_NOP)
8548 {
8549#ifdef FEAT_DIFF
8550 /* "dp" is ":diffput" */
8551 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p')
8552 {
8553 clearop(cap->oap);
8554 nv_diffgetput(TRUE);
8555 }
8556 else
8557#endif
8558 clearopbeep(cap->oap);
8559 }
8560 else
8561 {
8562 dir = (cap->cmdchar == 'P'
8563 || (cap->cmdchar == 'g' && cap->nchar == 'P'))
8564 ? BACKWARD : FORWARD;
8565 prep_redo_cmd(cap);
8566 if (cap->cmdchar == 'g')
8567 flags |= PUT_CURSEND;
8568
8569#ifdef FEAT_VISUAL
8570 if (VIsual_active)
8571 {
8572 /* Putting in Visual mode: The put text replaces the selected
8573 * text. First delete the selected text, then put the new text.
8574 * Need to save and restore the registers that the delete
8575 * overwrites if the old contents is being put.
8576 */
Bram Moolenaar402d2fe2005-04-15 21:00:38 +00008577 was_visual = TRUE;
Bram Moolenaar071d4272004-06-13 20:20:40 +00008578 regname = cap->oap->regname;
8579# ifdef FEAT_CLIPBOARD
8580 adjust_clip_reg(&regname);
8581# endif
8582 if (regname == 0 || VIM_ISDIGIT(regname)
8583# ifdef FEAT_CLIPBOARD
8584 || (clip_unnamed && (regname == '*' || regname == '+'))
8585# endif
8586
8587 )
8588 {
8589 /* the delete is going to overwrite the register we want to
8590 * put, save it first. */
8591 reg1 = get_register(regname, TRUE);
8592 }
8593
8594 /* Now delete the selected text. */
8595 cap->cmdchar = 'd';
8596 cap->nchar = NUL;
8597 cap->oap->regname = NUL;
8598 nv_operator(cap);
8599 do_pending_operator(cap, 0, FALSE);
Bram Moolenaarcf3630f2005-01-08 16:04:29 +00008600 empty = (curbuf->b_ml.ml_flags & ML_EMPTY);
Bram Moolenaar071d4272004-06-13 20:20:40 +00008601
8602 /* delete PUT_LINE_BACKWARD; */
8603 cap->oap->regname = regname;
8604
8605 if (reg1 != NULL)
8606 {
8607 /* Delete probably changed the register we want to put, save
8608 * it first. Then put back what was there before the delete. */
8609 reg2 = get_register(regname, FALSE);
8610 put_register(regname, reg1);
8611 }
8612
8613 /* When deleted a linewise Visual area, put the register as
8614 * lines to avoid it joined with the next line. When deletion was
8615 * characterwise, split a line when putting lines. */
8616 if (VIsual_mode == 'V')
8617 flags |= PUT_LINE;
8618 else if (VIsual_mode == 'v')
8619 flags |= PUT_LINE_SPLIT;
8620 if (VIsual_mode == Ctrl_V && dir == FORWARD)
8621 flags |= PUT_LINE_FORWARD;
8622 dir = BACKWARD;
8623 if ((VIsual_mode != 'V'
8624 && curwin->w_cursor.col < curbuf->b_op_start.col)
8625 || (VIsual_mode == 'V'
8626 && curwin->w_cursor.lnum < curbuf->b_op_start.lnum))
8627 /* cursor is at the end of the line or end of file, put
8628 * forward. */
8629 dir = FORWARD;
8630 }
8631#endif
8632 do_put(cap->oap->regname, dir, cap->count1, flags);
8633
8634#ifdef FEAT_VISUAL
8635 /* If a register was saved, put it back now. */
8636 if (reg2 != NULL)
8637 put_register(regname, reg2);
Bram Moolenaar402d2fe2005-04-15 21:00:38 +00008638
8639 /* What to reselect with "gv"? Selecting the just put text seems to
8640 * be the most useful, since the original text was removed. */
8641 if (was_visual)
8642 {
8643 curbuf->b_visual_start = curbuf->b_op_start;
8644 curbuf->b_visual_end = curbuf->b_op_end;
8645 }
8646
Bram Moolenaarcf3630f2005-01-08 16:04:29 +00008647 /* When all lines were selected and deleted do_put() leaves an empty
Bram Moolenaar402d2fe2005-04-15 21:00:38 +00008648 * line that needs to be deleted now. */
Bram Moolenaarcf3630f2005-01-08 16:04:29 +00008649 if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL)
8650 ml_delete(curbuf->b_ml.ml_line_count, TRUE);
Bram Moolenaar071d4272004-06-13 20:20:40 +00008651#endif
8652 auto_format(FALSE, TRUE);
8653 }
8654}
8655
8656/*
8657 * "o" and "O" commands.
8658 */
8659 static void
8660nv_open(cap)
8661 cmdarg_T *cap;
8662{
8663#ifdef FEAT_DIFF
8664 /* "do" is ":diffget" */
8665 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o')
8666 {
8667 clearop(cap->oap);
8668 nv_diffgetput(FALSE);
8669 }
8670 else
8671#endif
8672#ifdef FEAT_VISUAL
8673 if (VIsual_active) /* switch start and end of visual */
8674 v_swap_corners(cap->cmdchar);
8675 else
8676#endif
8677 n_opencmd(cap);
8678}
8679
8680#ifdef FEAT_SNIFF
8681/*ARGSUSED*/
8682 static void
8683nv_sniff(cap)
8684 cmdarg_T *cap;
8685{
8686 ProcessSniffRequests();
8687}
8688#endif
8689
8690#ifdef FEAT_NETBEANS_INTG
8691 static void
8692nv_nbcmd(cap)
8693 cmdarg_T *cap;
8694{
8695 netbeans_keycommand(cap->nchar);
8696}
8697#endif
8698
8699#ifdef FEAT_DND
8700/*ARGSUSED*/
8701 static void
8702nv_drop(cap)
8703 cmdarg_T *cap;
8704{
8705 do_put('~', BACKWARD, 1L, PUT_CURSEND);
8706}
8707#endif
Bram Moolenaar3918c952005-03-15 22:34:55 +00008708
8709#ifdef FEAT_AUTOCMD
8710/*
8711 * Trigger CursorHold event.
8712 * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the
8713 * input buffer. "did_cursorhold" is set to avoid retriggering.
8714 */
8715/*ARGSUSED*/
8716 static void
8717nv_cursorhold(cap)
8718 cmdarg_T *cap;
8719{
8720 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf);
8721 did_cursorhold = TRUE;
Bram Moolenaarfc735152005-03-22 22:54:12 +00008722 cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */
Bram Moolenaar3918c952005-03-15 22:34:55 +00008723}
8724#endif
8725