Mercurial > vim
annotate src/ui.c @ 15423:aabfc000d8a8
Added tag v8.1.0719 for changeset b55b89692fd2c40069a728893fdbdedf026cee44
author | Bram Moolenaar <Bram@vim.org> |
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date | Fri, 11 Jan 2019 14:45:06 +0100 |
parents | 440e5071f3f8 |
children | 55ccc2d353bd |
rev | line source |
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commit https://github.com/vim/vim/commit/edf3f97ae2af024708ebb4ac614227327033ca47
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1 /* vi:set ts=8 sts=4 sw=4 noet: |
7 | 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 /* | |
11 * ui.c: functions that handle the user interface. | |
12 * 1. Keyboard input stuff, and a bit of windowing stuff. These are called | |
13 * before the machine specific stuff (mch_*) so that we can call the GUI | |
14 * stuff instead if the GUI is running. | |
15 * 2. Clipboard stuff. | |
16 * 3. Input buffer stuff. | |
17 */ | |
18 | |
19 #include "vim.h" | |
20 | |
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21 #ifdef FEAT_CYGWIN_WIN32_CLIPBOARD |
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22 # define WIN32_LEAN_AND_MEAN |
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23 # include <windows.h> |
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24 # include "winclip.pro" |
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25 #endif |
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26 |
7 | 27 void |
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28 ui_write(char_u *s, int len) |
7 | 29 { |
30 #ifdef FEAT_GUI | |
31 if (gui.in_use && !gui.dying && !gui.starting) | |
32 { | |
33 gui_write(s, len); | |
34 if (p_wd) | |
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35 gui_wait_for_chars(p_wd, typebuf.tb_change_cnt); |
7 | 36 return; |
37 } | |
38 #endif | |
39 #ifndef NO_CONSOLE | |
40 /* Don't output anything in silent mode ("ex -s") unless 'verbose' set */ | |
41 if (!(silent_mode && p_verbose == 0)) | |
42 { | |
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43 #if defined(FEAT_MBYTE) && !defined(WIN3264) |
7 | 44 char_u *tofree = NULL; |
45 | |
46 if (output_conv.vc_type != CONV_NONE) | |
47 { | |
48 /* Convert characters from 'encoding' to 'termencoding'. */ | |
49 tofree = string_convert(&output_conv, s, &len); | |
50 if (tofree != NULL) | |
51 s = tofree; | |
52 } | |
53 #endif | |
54 | |
55 mch_write(s, len); | |
56 | |
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57 #if defined(FEAT_MBYTE) && !defined(WIN3264) |
7 | 58 if (output_conv.vc_type != CONV_NONE) |
59 vim_free(tofree); | |
60 #endif | |
61 } | |
62 #endif | |
63 } | |
64 | |
2935 | 65 #if defined(UNIX) || defined(VMS) || defined(PROTO) || defined(WIN3264) |
7 | 66 /* |
67 * When executing an external program, there may be some typed characters that | |
68 * are not consumed by it. Give them back to ui_inchar() and they are stored | |
69 * here for the next call. | |
70 */ | |
71 static char_u *ta_str = NULL; | |
72 static int ta_off; /* offset for next char to use when ta_str != NULL */ | |
73 static int ta_len; /* length of ta_str when it's not NULL*/ | |
74 | |
75 void | |
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76 ui_inchar_undo(char_u *s, int len) |
7 | 77 { |
78 char_u *new; | |
79 int newlen; | |
80 | |
81 newlen = len; | |
82 if (ta_str != NULL) | |
83 newlen += ta_len - ta_off; | |
84 new = alloc(newlen); | |
85 if (new != NULL) | |
86 { | |
87 if (ta_str != NULL) | |
88 { | |
89 mch_memmove(new, ta_str + ta_off, (size_t)(ta_len - ta_off)); | |
90 mch_memmove(new + ta_len - ta_off, s, (size_t)len); | |
91 vim_free(ta_str); | |
92 } | |
93 else | |
94 mch_memmove(new, s, (size_t)len); | |
95 ta_str = new; | |
96 ta_len = newlen; | |
97 ta_off = 0; | |
98 } | |
99 } | |
100 #endif | |
101 | |
102 /* | |
3877 | 103 * ui_inchar(): low level input function. |
7 | 104 * Get characters from the keyboard. |
105 * Return the number of characters that are available. | |
106 * If "wtime" == 0 do not wait for characters. | |
107 * If "wtime" == -1 wait forever for characters. | |
108 * If "wtime" > 0 wait "wtime" milliseconds for a character. | |
109 * | |
110 * "tb_change_cnt" is the value of typebuf.tb_change_cnt if "buf" points into | |
111 * it. When typebuf.tb_change_cnt changes (e.g., when a message is received | |
112 * from a remote client) "buf" can no longer be used. "tb_change_cnt" is NULL | |
113 * otherwise. | |
114 */ | |
115 int | |
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116 ui_inchar( |
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117 char_u *buf, |
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118 int maxlen, |
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119 long wtime, /* don't use "time", MIPS cannot handle it */ |
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120 int tb_change_cnt) |
7 | 121 { |
122 int retval = 0; | |
123 | |
124 #if defined(FEAT_GUI) && (defined(UNIX) || defined(VMS)) | |
125 /* | |
126 * Use the typeahead if there is any. | |
127 */ | |
128 if (ta_str != NULL) | |
129 { | |
130 if (maxlen >= ta_len - ta_off) | |
131 { | |
132 mch_memmove(buf, ta_str + ta_off, (size_t)ta_len); | |
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133 VIM_CLEAR(ta_str); |
7 | 134 return ta_len; |
135 } | |
136 mch_memmove(buf, ta_str + ta_off, (size_t)maxlen); | |
137 ta_off += maxlen; | |
138 return maxlen; | |
139 } | |
140 #endif | |
141 | |
170 | 142 #ifdef FEAT_PROFILE |
791 | 143 if (do_profiling == PROF_YES && wtime != 0) |
170 | 144 prof_inchar_enter(); |
145 #endif | |
146 | |
7 | 147 #ifdef NO_CONSOLE_INPUT |
148 /* Don't wait for character input when the window hasn't been opened yet. | |
149 * Do try reading, this works when redirecting stdin from a file. | |
150 * Must return something, otherwise we'll loop forever. If we run into | |
151 * this very often we probably got stuck, exit Vim. */ | |
152 if (no_console_input()) | |
153 { | |
154 static int count = 0; | |
155 | |
156 # ifndef NO_CONSOLE | |
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157 retval = mch_inchar(buf, maxlen, wtime, tb_change_cnt); |
228 | 158 if (retval > 0 || typebuf_changed(tb_change_cnt) || wtime >= 0) |
170 | 159 goto theend; |
7 | 160 # endif |
161 if (wtime == -1 && ++count == 1000) | |
162 read_error_exit(); | |
163 buf[0] = CAR; | |
170 | 164 retval = 1; |
165 goto theend; | |
7 | 166 } |
167 #endif | |
168 | |
1086 | 169 /* If we are going to wait for some time or block... */ |
170 if (wtime == -1 || wtime > 100L) | |
171 { | |
172 /* ... allow signals to kill us. */ | |
173 (void)vim_handle_signal(SIGNAL_UNBLOCK); | |
174 | |
175 /* ... there is no need for CTRL-C to interrupt something, don't let | |
176 * it set got_int when it was mapped. */ | |
6491 | 177 if ((mapped_ctrl_c | curbuf->b_mapped_ctrl_c) & get_real_state()) |
1086 | 178 ctrl_c_interrupts = FALSE; |
179 } | |
7 | 180 |
181 #ifdef FEAT_GUI | |
182 if (gui.in_use) | |
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183 retval = gui_inchar(buf, maxlen, wtime, tb_change_cnt); |
7 | 184 #endif |
185 #ifndef NO_CONSOLE | |
186 # ifdef FEAT_GUI | |
187 else | |
188 # endif | |
189 retval = mch_inchar(buf, maxlen, wtime, tb_change_cnt); | |
190 #endif | |
191 | |
1086 | 192 if (wtime == -1 || wtime > 100L) |
193 /* block SIGHUP et al. */ | |
194 (void)vim_handle_signal(SIGNAL_BLOCK); | |
195 | |
7 | 196 ctrl_c_interrupts = TRUE; |
197 | |
170 | 198 #ifdef NO_CONSOLE_INPUT |
199 theend: | |
200 #endif | |
201 #ifdef FEAT_PROFILE | |
791 | 202 if (do_profiling == PROF_YES && wtime != 0) |
170 | 203 prof_inchar_exit(); |
204 #endif | |
7 | 205 return retval; |
206 } | |
207 | |
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208 #if defined(FEAT_TIMERS) || defined(PROTO) |
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209 /* |
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210 * Wait for a timer to fire or "wait_func" to return non-zero. |
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211 * Returns OK when something was read. |
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212 * Returns FAIL when it timed out or was interrupted. |
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213 */ |
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214 int |
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215 ui_wait_for_chars_or_timer( |
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216 long wtime, |
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217 int (*wait_func)(long wtime, int *interrupted, int ignore_input), |
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218 int *interrupted, |
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219 int ignore_input) |
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220 { |
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221 int due_time; |
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222 long remaining = wtime; |
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223 int tb_change_cnt = typebuf.tb_change_cnt; |
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224 # ifdef FEAT_JOB_CHANNEL |
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225 int brief_wait = TRUE; |
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226 # endif |
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227 |
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228 // When waiting very briefly don't trigger timers. |
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229 if (wtime >= 0 && wtime < 10L) |
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230 return wait_func(wtime, NULL, ignore_input); |
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231 |
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232 while (wtime < 0 || remaining > 0) |
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233 { |
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234 // Trigger timers and then get the time in wtime until the next one is |
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235 // due. Wait up to that time. |
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236 due_time = check_due_timer(); |
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237 if (typebuf.tb_change_cnt != tb_change_cnt) |
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238 { |
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239 /* timer may have used feedkeys() */ |
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240 return FAIL; |
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241 } |
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242 if (due_time <= 0 || (wtime > 0 && due_time > remaining)) |
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243 due_time = remaining; |
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244 # ifdef FEAT_JOB_CHANNEL |
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245 if ((due_time < 0 || due_time > 10L) |
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246 # ifdef FEAT_GUI |
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247 && !gui.in_use |
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248 # endif |
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249 && (has_pending_job() || channel_any_readahead())) |
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250 { |
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251 // There is a pending job or channel, should return soon in order |
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252 // to handle them ASAP. Do check for input briefly. |
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253 due_time = 10L; |
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254 brief_wait = TRUE; |
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255 } |
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256 # endif |
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257 if (wait_func(due_time, interrupted, ignore_input)) |
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258 return OK; |
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259 if ((interrupted != NULL && *interrupted) |
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260 # ifdef FEAT_JOB_CHANNEL |
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261 || brief_wait |
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262 # endif |
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263 ) |
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264 // Nothing available, but need to return so that side effects get |
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265 // handled, such as handling a message on a channel. |
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266 return FAIL; |
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267 if (wtime > 0) |
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268 remaining -= due_time; |
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269 } |
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270 return FAIL; |
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271 } |
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272 #endif |
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273 |
7 | 274 /* |
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275 * Return non-zero if a character is available. |
7 | 276 */ |
277 int | |
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278 ui_char_avail(void) |
7 | 279 { |
280 #ifdef FEAT_GUI | |
281 if (gui.in_use) | |
282 { | |
283 gui_mch_update(); | |
284 return input_available(); | |
285 } | |
286 #endif | |
287 #ifndef NO_CONSOLE | |
288 # ifdef NO_CONSOLE_INPUT | |
289 if (no_console_input()) | |
290 return 0; | |
291 # endif | |
292 return mch_char_avail(); | |
293 #else | |
294 return 0; | |
295 #endif | |
296 } | |
297 | |
298 /* | |
299 * Delay for the given number of milliseconds. If ignoreinput is FALSE then we | |
300 * cancel the delay if a key is hit. | |
301 */ | |
302 void | |
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303 ui_delay(long msec, int ignoreinput) |
7 | 304 { |
305 #ifdef FEAT_GUI | |
306 if (gui.in_use && !ignoreinput) | |
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307 gui_wait_for_chars(msec, typebuf.tb_change_cnt); |
7 | 308 else |
309 #endif | |
310 mch_delay(msec, ignoreinput); | |
311 } | |
312 | |
313 /* | |
314 * If the machine has job control, use it to suspend the program, | |
315 * otherwise fake it by starting a new shell. | |
316 * When running the GUI iconify the window. | |
317 */ | |
318 void | |
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319 ui_suspend(void) |
7 | 320 { |
321 #ifdef FEAT_GUI | |
322 if (gui.in_use) | |
323 { | |
324 gui_mch_iconify(); | |
325 return; | |
326 } | |
327 #endif | |
328 mch_suspend(); | |
329 } | |
330 | |
331 #if !defined(UNIX) || !defined(SIGTSTP) || defined(PROTO) || defined(__BEOS__) | |
332 /* | |
333 * When the OS can't really suspend, call this function to start a shell. | |
334 * This is never called in the GUI. | |
335 */ | |
336 void | |
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337 suspend_shell(void) |
7 | 338 { |
339 if (*p_sh == NUL) | |
340 EMSG(_(e_shellempty)); | |
341 else | |
342 { | |
343 MSG_PUTS(_("new shell started\n")); | |
344 do_shell(NULL, 0); | |
345 } | |
346 } | |
347 #endif | |
348 | |
349 /* | |
350 * Try to get the current Vim shell size. Put the result in Rows and Columns. | |
351 * Use the new sizes as defaults for 'columns' and 'lines'. | |
352 * Return OK when size could be determined, FAIL otherwise. | |
353 */ | |
354 int | |
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355 ui_get_shellsize(void) |
7 | 356 { |
357 int retval; | |
358 | |
359 #ifdef FEAT_GUI | |
360 if (gui.in_use) | |
361 retval = gui_get_shellsize(); | |
362 else | |
363 #endif | |
364 retval = mch_get_shellsize(); | |
365 | |
366 check_shellsize(); | |
367 | |
368 /* adjust the default for 'lines' and 'columns' */ | |
369 if (retval == OK) | |
370 { | |
371 set_number_default("lines", Rows); | |
372 set_number_default("columns", Columns); | |
373 } | |
374 return retval; | |
375 } | |
376 | |
377 /* | |
378 * Set the size of the Vim shell according to Rows and Columns, if possible. | |
379 * The gui_set_shellsize() or mch_set_shellsize() function will try to set the | |
380 * new size. If this is not possible, it will adjust Rows and Columns. | |
381 */ | |
382 void | |
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383 ui_set_shellsize( |
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384 int mustset UNUSED) /* set by the user */ |
7 | 385 { |
386 #ifdef FEAT_GUI | |
387 if (gui.in_use) | |
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388 gui_set_shellsize(mustset, TRUE, RESIZE_BOTH); |
7 | 389 else |
390 #endif | |
391 mch_set_shellsize(); | |
392 } | |
393 | |
394 /* | |
395 * Called when Rows and/or Columns changed. Adjust scroll region and mouse | |
396 * region. | |
397 */ | |
398 void | |
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399 ui_new_shellsize(void) |
7 | 400 { |
401 if (full_screen && !exiting) | |
402 { | |
403 #ifdef FEAT_GUI | |
404 if (gui.in_use) | |
405 gui_new_shellsize(); | |
406 else | |
407 #endif | |
408 mch_new_shellsize(); | |
409 } | |
410 } | |
411 | |
412 void | |
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413 ui_breakcheck(void) |
7 | 414 { |
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415 ui_breakcheck_force(FALSE); |
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416 } |
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417 |
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418 /* |
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419 * When "force" is true also check when the terminal is not in raw mode. |
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420 * This is useful to read input on channels. |
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421 */ |
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422 void |
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423 ui_breakcheck_force(int force) |
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424 { |
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425 static int recursive = FALSE; |
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426 int save_updating_screen = updating_screen; |
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427 |
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428 // We could be called recursively if stderr is redirected, calling |
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429 // fill_input_buf() calls settmode() when stdin isn't a tty. settmode() |
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430 // calls vgetorpeek() which calls ui_breakcheck() again. |
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431 if (recursive) |
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432 return; |
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433 recursive = TRUE; |
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434 |
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435 // We do not want gui_resize_shell() to redraw the screen here. |
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436 ++updating_screen; |
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437 |
7 | 438 #ifdef FEAT_GUI |
439 if (gui.in_use) | |
440 gui_mch_update(); | |
441 else | |
442 #endif | |
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443 mch_breakcheck(force); |
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444 |
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445 if (save_updating_screen) |
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446 updating_screen = TRUE; |
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447 else |
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448 reset_updating_screen(FALSE); |
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449 |
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450 recursive = FALSE; |
7 | 451 } |
452 | |
453 /***************************************************************************** | |
454 * Functions for copying and pasting text between applications. | |
455 * This is always included in a GUI version, but may also be included when the | |
456 * clipboard and mouse is available to a terminal version such as xterm. | |
457 * Note: there are some more functions in ops.c that handle selection stuff. | |
458 * | |
459 * Also note that the majority of functions here deal with the X 'primary' | |
460 * (visible - for Visual mode use) selection, and only that. There are no | |
461 * versions of these for the 'clipboard' selection, as Visual mode has no use | |
462 * for them. | |
463 */ | |
464 | |
465 #if defined(FEAT_CLIPBOARD) || defined(PROTO) | |
466 | |
467 /* | |
468 * Selection stuff using Visual mode, for cutting and pasting text to other | |
469 * windows. | |
470 */ | |
471 | |
472 /* | |
473 * Call this to initialise the clipboard. Pass it FALSE if the clipboard code | |
474 * is included, but the clipboard can not be used, or TRUE if the clipboard can | |
475 * be used. Eg unix may call this with FALSE, then call it again with TRUE if | |
476 * the GUI starts. | |
477 */ | |
478 void | |
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479 clip_init(int can_use) |
7 | 480 { |
481 VimClipboard *cb; | |
482 | |
483 cb = &clip_star; | |
484 for (;;) | |
485 { | |
486 cb->available = can_use; | |
487 cb->owned = FALSE; | |
488 cb->start.lnum = 0; | |
489 cb->start.col = 0; | |
490 cb->end.lnum = 0; | |
491 cb->end.col = 0; | |
492 cb->state = SELECT_CLEARED; | |
493 | |
494 if (cb == &clip_plus) | |
495 break; | |
496 cb = &clip_plus; | |
497 } | |
498 } | |
499 | |
500 /* | |
501 * Check whether the VIsual area has changed, and if so try to become the owner | |
502 * of the selection, and free any old converted selection we may still have | |
503 * lying around. If the VIsual mode has ended, make a copy of what was | |
504 * selected so we can still give it to others. Will probably have to make sure | |
505 * this is called whenever VIsual mode is ended. | |
506 */ | |
507 void | |
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508 clip_update_selection(VimClipboard *clip) |
7 | 509 { |
3674 | 510 pos_T start, end; |
7 | 511 |
512 /* If visual mode is only due to a redo command ("."), then ignore it */ | |
513 if (!redo_VIsual_busy && VIsual_active && (State & NORMAL)) | |
514 { | |
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515 if (LT_POS(VIsual, curwin->w_cursor)) |
7 | 516 { |
517 start = VIsual; | |
518 end = curwin->w_cursor; | |
519 #ifdef FEAT_MBYTE | |
520 if (has_mbyte) | |
474 | 521 end.col += (*mb_ptr2len)(ml_get_cursor()) - 1; |
7 | 522 #endif |
523 } | |
524 else | |
525 { | |
526 start = curwin->w_cursor; | |
527 end = VIsual; | |
528 } | |
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529 if (!EQUAL_POS(clip->start, start) |
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530 || !EQUAL_POS(clip->end, end) |
3674 | 531 || clip->vmode != VIsual_mode) |
7 | 532 { |
3674 | 533 clip_clear_selection(clip); |
534 clip->start = start; | |
535 clip->end = end; | |
536 clip->vmode = VIsual_mode; | |
537 clip_free_selection(clip); | |
538 clip_own_selection(clip); | |
539 clip_gen_set_selection(clip); | |
7 | 540 } |
541 } | |
542 } | |
543 | |
544 void | |
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545 clip_own_selection(VimClipboard *cbd) |
7 | 546 { |
547 /* | |
548 * Also want to check somehow that we are reading from the keyboard rather | |
549 * than a mapping etc. | |
550 */ | |
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551 #ifdef FEAT_X11 |
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552 /* Always own the selection, we might have lost it without being |
2586 | 553 * notified, e.g. during a ":sh" command. */ |
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554 if (cbd->available) |
7 | 555 { |
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556 int was_owned = cbd->owned; |
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557 |
7 | 558 cbd->owned = (clip_gen_own_selection(cbd) == OK); |
3674 | 559 if (!was_owned && (cbd == &clip_star || cbd == &clip_plus)) |
7 | 560 { |
620 | 561 /* May have to show a different kind of highlighting for the |
562 * selected area. There is no specific redraw command for this, | |
563 * just redraw all windows on the current buffer. */ | |
7 | 564 if (cbd->owned |
791 | 565 && (get_real_state() == VISUAL |
566 || get_real_state() == SELECTMODE) | |
3674 | 567 && (cbd == &clip_star ? clip_isautosel_star() |
568 : clip_isautosel_plus()) | |
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569 && HL_ATTR(HLF_V) != HL_ATTR(HLF_VNC)) |
7 | 570 redraw_curbuf_later(INVERTED_ALL); |
571 } | |
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572 } |
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573 #else |
3877 | 574 /* Only own the clipboard when we didn't own it yet. */ |
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575 if (!cbd->owned && cbd->available) |
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576 cbd->owned = (clip_gen_own_selection(cbd) == OK); |
7 | 577 #endif |
578 } | |
579 | |
580 void | |
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581 clip_lose_selection(VimClipboard *cbd) |
7 | 582 { |
583 #ifdef FEAT_X11 | |
584 int was_owned = cbd->owned; | |
585 #endif | |
3674 | 586 int visual_selection = FALSE; |
587 | |
588 if (cbd == &clip_star || cbd == &clip_plus) | |
589 visual_selection = TRUE; | |
7 | 590 |
591 clip_free_selection(cbd); | |
592 cbd->owned = FALSE; | |
593 if (visual_selection) | |
3674 | 594 clip_clear_selection(cbd); |
7 | 595 clip_gen_lose_selection(cbd); |
596 #ifdef FEAT_X11 | |
597 if (visual_selection) | |
598 { | |
599 /* May have to show a different kind of highlighting for the selected | |
600 * area. There is no specific redraw command for this, just redraw all | |
601 * windows on the current buffer. */ | |
602 if (was_owned | |
791 | 603 && (get_real_state() == VISUAL |
604 || get_real_state() == SELECTMODE) | |
3674 | 605 && (cbd == &clip_star ? |
606 clip_isautosel_star() : clip_isautosel_plus()) | |
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607 && HL_ATTR(HLF_V) != HL_ATTR(HLF_VNC)) |
7 | 608 { |
609 update_curbuf(INVERTED_ALL); | |
610 setcursor(); | |
611 cursor_on(); | |
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612 out_flush_cursor(TRUE, FALSE); |
7 | 613 } |
614 } | |
615 #endif | |
616 } | |
617 | |
3674 | 618 static void |
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619 clip_copy_selection(VimClipboard *clip) |
7 | 620 { |
3674 | 621 if (VIsual_active && (State & NORMAL) && clip->available) |
7 | 622 { |
3674 | 623 clip_update_selection(clip); |
624 clip_free_selection(clip); | |
625 clip_own_selection(clip); | |
626 if (clip->owned) | |
627 clip_get_selection(clip); | |
628 clip_gen_set_selection(clip); | |
7 | 629 } |
630 } | |
631 | |
632 /* | |
6116 | 633 * Save and restore clip_unnamed before doing possibly many changes. This |
634 * prevents accessing the clipboard very often which might slow down Vim | |
635 * considerably. | |
636 */ | |
6561 | 637 static int global_change_count = 0; /* if set, inside a start_global_changes */ |
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638 static int clipboard_needs_update = FALSE; /* clipboard needs to be updated */ |
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639 static int clip_did_set_selection = TRUE; |
6116 | 640 |
641 /* | |
642 * Save clip_unnamed and reset it. | |
643 */ | |
644 void | |
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645 start_global_changes(void) |
6116 | 646 { |
6543 | 647 if (++global_change_count > 1) |
648 return; | |
6116 | 649 clip_unnamed_saved = clip_unnamed; |
6543 | 650 clipboard_needs_update = FALSE; |
6116 | 651 |
6543 | 652 if (clip_did_set_selection) |
6116 | 653 { |
654 clip_unnamed = FALSE; | |
655 clip_did_set_selection = FALSE; | |
656 } | |
657 } | |
658 | |
659 /* | |
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660 * Return TRUE if setting the clipboard was postponed, it already contains the |
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661 * right text. |
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662 */ |
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663 int |
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664 is_clipboard_needs_update() |
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665 { |
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666 return clipboard_needs_update; |
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667 } |
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668 |
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669 /* |
6116 | 670 * Restore clip_unnamed and set the selection when needed. |
671 */ | |
672 void | |
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673 end_global_changes(void) |
6116 | 674 { |
6543 | 675 if (--global_change_count > 0) |
676 /* recursive */ | |
677 return; | |
678 if (!clip_did_set_selection) | |
6116 | 679 { |
680 clip_did_set_selection = TRUE; | |
681 clip_unnamed = clip_unnamed_saved; | |
6543 | 682 clip_unnamed_saved = FALSE; |
683 if (clipboard_needs_update) | |
6116 | 684 { |
6543 | 685 /* only store something in the clipboard, |
686 * if we have yanked anything to it */ | |
687 if (clip_unnamed & CLIP_UNNAMED) | |
688 { | |
689 clip_own_selection(&clip_star); | |
690 clip_gen_set_selection(&clip_star); | |
691 } | |
692 if (clip_unnamed & CLIP_UNNAMED_PLUS) | |
693 { | |
694 clip_own_selection(&clip_plus); | |
695 clip_gen_set_selection(&clip_plus); | |
696 } | |
6116 | 697 } |
698 } | |
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699 clipboard_needs_update = FALSE; |
6116 | 700 } |
701 | |
702 /* | |
7 | 703 * Called when Visual mode is ended: update the selection. |
704 */ | |
705 void | |
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706 clip_auto_select(void) |
7 | 707 { |
3674 | 708 if (clip_isautosel_star()) |
709 clip_copy_selection(&clip_star); | |
710 if (clip_isautosel_plus()) | |
711 clip_copy_selection(&clip_plus); | |
7 | 712 } |
713 | |
714 /* | |
3674 | 715 * Return TRUE if automatic selection of Visual area is desired for the * |
716 * register. | |
7 | 717 */ |
718 int | |
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719 clip_isautosel_star(void) |
7 | 720 { |
721 return ( | |
722 #ifdef FEAT_GUI | |
723 gui.in_use ? (vim_strchr(p_go, GO_ASEL) != NULL) : | |
724 #endif | |
3674 | 725 clip_autoselect_star); |
726 } | |
727 | |
728 /* | |
729 * Return TRUE if automatic selection of Visual area is desired for the + | |
730 * register. | |
731 */ | |
732 int | |
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733 clip_isautosel_plus(void) |
3674 | 734 { |
735 return ( | |
736 #ifdef FEAT_GUI | |
737 gui.in_use ? (vim_strchr(p_go, GO_ASELPLUS) != NULL) : | |
738 #endif | |
739 clip_autoselect_plus); | |
7 | 740 } |
741 | |
742 | |
743 /* | |
744 * Stuff for general mouse selection, without using Visual mode. | |
745 */ | |
746 | |
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747 static void clip_invert_area(int, int, int, int, int how); |
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748 static void clip_invert_rectangle(int row, int col, int height, int width, int invert); |
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749 static void clip_get_word_boundaries(VimClipboard *, int, int); |
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750 static int clip_get_line_end(int); |
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751 static void clip_update_modeless_selection(VimClipboard *, int, int, |
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752 int, int); |
7 | 753 |
754 /* flags for clip_invert_area() */ | |
755 #define CLIP_CLEAR 1 | |
756 #define CLIP_SET 2 | |
757 #define CLIP_TOGGLE 3 | |
758 | |
759 /* | |
760 * Start, continue or end a modeless selection. Used when editing the | |
761 * command-line and in the cmdline window. | |
762 */ | |
763 void | |
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764 clip_modeless(int button, int is_click, int is_drag) |
7 | 765 { |
766 int repeat; | |
767 | |
768 repeat = ((clip_star.mode == SELECT_MODE_CHAR | |
769 || clip_star.mode == SELECT_MODE_LINE) | |
770 && (mod_mask & MOD_MASK_2CLICK)) | |
771 || (clip_star.mode == SELECT_MODE_WORD | |
772 && (mod_mask & MOD_MASK_3CLICK)); | |
773 if (is_click && button == MOUSE_RIGHT) | |
774 { | |
775 /* Right mouse button: If there was no selection, start one. | |
776 * Otherwise extend the existing selection. */ | |
777 if (clip_star.state == SELECT_CLEARED) | |
778 clip_start_selection(mouse_col, mouse_row, FALSE); | |
779 clip_process_selection(button, mouse_col, mouse_row, repeat); | |
780 } | |
781 else if (is_click) | |
782 clip_start_selection(mouse_col, mouse_row, repeat); | |
783 else if (is_drag) | |
784 { | |
785 /* Don't try extending a selection if there isn't one. Happens when | |
786 * button-down is in the cmdline and them moving mouse upwards. */ | |
787 if (clip_star.state != SELECT_CLEARED) | |
788 clip_process_selection(button, mouse_col, mouse_row, repeat); | |
789 } | |
790 else /* release */ | |
791 clip_process_selection(MOUSE_RELEASE, mouse_col, mouse_row, FALSE); | |
792 } | |
793 | |
794 /* | |
795 * Compare two screen positions ala strcmp() | |
796 */ | |
797 static int | |
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798 clip_compare_pos( |
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799 int row1, |
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800 int col1, |
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801 int row2, |
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802 int col2) |
7 | 803 { |
804 if (row1 > row2) return(1); | |
805 if (row1 < row2) return(-1); | |
806 if (col1 > col2) return(1); | |
807 if (col1 < col2) return(-1); | |
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808 return(0); |
7 | 809 } |
810 | |
811 /* | |
812 * Start the selection | |
813 */ | |
814 void | |
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815 clip_start_selection(int col, int row, int repeated_click) |
7 | 816 { |
817 VimClipboard *cb = &clip_star; | |
818 | |
819 if (cb->state == SELECT_DONE) | |
3674 | 820 clip_clear_selection(cb); |
7 | 821 |
822 row = check_row(row); | |
823 col = check_col(col); | |
824 #ifdef FEAT_MBYTE | |
825 col = mb_fix_col(col, row); | |
826 #endif | |
827 | |
828 cb->start.lnum = row; | |
829 cb->start.col = col; | |
830 cb->end = cb->start; | |
831 cb->origin_row = (short_u)cb->start.lnum; | |
832 cb->state = SELECT_IN_PROGRESS; | |
833 | |
834 if (repeated_click) | |
835 { | |
836 if (++cb->mode > SELECT_MODE_LINE) | |
837 cb->mode = SELECT_MODE_CHAR; | |
838 } | |
839 else | |
840 cb->mode = SELECT_MODE_CHAR; | |
841 | |
842 #ifdef FEAT_GUI | |
843 /* clear the cursor until the selection is made */ | |
844 if (gui.in_use) | |
845 gui_undraw_cursor(); | |
846 #endif | |
847 | |
848 switch (cb->mode) | |
849 { | |
850 case SELECT_MODE_CHAR: | |
851 cb->origin_start_col = cb->start.col; | |
852 cb->word_end_col = clip_get_line_end((int)cb->start.lnum); | |
853 break; | |
854 | |
855 case SELECT_MODE_WORD: | |
856 clip_get_word_boundaries(cb, (int)cb->start.lnum, cb->start.col); | |
857 cb->origin_start_col = cb->word_start_col; | |
858 cb->origin_end_col = cb->word_end_col; | |
859 | |
860 clip_invert_area((int)cb->start.lnum, cb->word_start_col, | |
861 (int)cb->end.lnum, cb->word_end_col, CLIP_SET); | |
862 cb->start.col = cb->word_start_col; | |
863 cb->end.col = cb->word_end_col; | |
864 break; | |
865 | |
866 case SELECT_MODE_LINE: | |
867 clip_invert_area((int)cb->start.lnum, 0, (int)cb->start.lnum, | |
868 (int)Columns, CLIP_SET); | |
869 cb->start.col = 0; | |
870 cb->end.col = Columns; | |
871 break; | |
872 } | |
873 | |
874 cb->prev = cb->start; | |
875 | |
876 #ifdef DEBUG_SELECTION | |
877 printf("Selection started at (%u,%u)\n", cb->start.lnum, cb->start.col); | |
878 #endif | |
879 } | |
880 | |
881 /* | |
882 * Continue processing the selection | |
883 */ | |
884 void | |
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885 clip_process_selection( |
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886 int button, |
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887 int col, |
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888 int row, |
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889 int_u repeated_click) |
7 | 890 { |
891 VimClipboard *cb = &clip_star; | |
892 int diff; | |
893 int slen = 1; /* cursor shape width */ | |
894 | |
895 if (button == MOUSE_RELEASE) | |
896 { | |
897 /* Check to make sure we have something selected */ | |
898 if (cb->start.lnum == cb->end.lnum && cb->start.col == cb->end.col) | |
899 { | |
900 #ifdef FEAT_GUI | |
901 if (gui.in_use) | |
902 gui_update_cursor(FALSE, FALSE); | |
903 #endif | |
904 cb->state = SELECT_CLEARED; | |
905 return; | |
906 } | |
907 | |
908 #ifdef DEBUG_SELECTION | |
909 printf("Selection ended: (%u,%u) to (%u,%u)\n", cb->start.lnum, | |
910 cb->start.col, cb->end.lnum, cb->end.col); | |
911 #endif | |
3674 | 912 if (clip_isautosel_star() |
7 | 913 || ( |
914 #ifdef FEAT_GUI | |
915 gui.in_use ? (vim_strchr(p_go, GO_ASELML) != NULL) : | |
916 #endif | |
917 clip_autoselectml)) | |
918 clip_copy_modeless_selection(FALSE); | |
919 #ifdef FEAT_GUI | |
920 if (gui.in_use) | |
921 gui_update_cursor(FALSE, FALSE); | |
922 #endif | |
923 | |
924 cb->state = SELECT_DONE; | |
925 return; | |
926 } | |
927 | |
928 row = check_row(row); | |
929 col = check_col(col); | |
930 #ifdef FEAT_MBYTE | |
931 col = mb_fix_col(col, row); | |
932 #endif | |
933 | |
934 if (col == (int)cb->prev.col && row == cb->prev.lnum && !repeated_click) | |
935 return; | |
936 | |
937 /* | |
938 * When extending the selection with the right mouse button, swap the | |
939 * start and end if the position is before half the selection | |
940 */ | |
941 if (cb->state == SELECT_DONE && button == MOUSE_RIGHT) | |
942 { | |
943 /* | |
944 * If the click is before the start, or the click is inside the | |
945 * selection and the start is the closest side, set the origin to the | |
946 * end of the selection. | |
947 */ | |
948 if (clip_compare_pos(row, col, (int)cb->start.lnum, cb->start.col) < 0 | |
949 || (clip_compare_pos(row, col, | |
950 (int)cb->end.lnum, cb->end.col) < 0 | |
951 && (((cb->start.lnum == cb->end.lnum | |
952 && cb->end.col - col > col - cb->start.col)) | |
953 || ((diff = (cb->end.lnum - row) - | |
954 (row - cb->start.lnum)) > 0 | |
955 || (diff == 0 && col < (int)(cb->start.col + | |
956 cb->end.col) / 2))))) | |
957 { | |
958 cb->origin_row = (short_u)cb->end.lnum; | |
959 cb->origin_start_col = cb->end.col - 1; | |
960 cb->origin_end_col = cb->end.col; | |
961 } | |
962 else | |
963 { | |
964 cb->origin_row = (short_u)cb->start.lnum; | |
965 cb->origin_start_col = cb->start.col; | |
966 cb->origin_end_col = cb->start.col; | |
967 } | |
968 if (cb->mode == SELECT_MODE_WORD && !repeated_click) | |
969 cb->mode = SELECT_MODE_CHAR; | |
970 } | |
971 | |
972 /* set state, for when using the right mouse button */ | |
973 cb->state = SELECT_IN_PROGRESS; | |
974 | |
975 #ifdef DEBUG_SELECTION | |
976 printf("Selection extending to (%d,%d)\n", row, col); | |
977 #endif | |
978 | |
979 if (repeated_click && ++cb->mode > SELECT_MODE_LINE) | |
980 cb->mode = SELECT_MODE_CHAR; | |
981 | |
982 switch (cb->mode) | |
983 { | |
984 case SELECT_MODE_CHAR: | |
985 /* If we're on a different line, find where the line ends */ | |
986 if (row != cb->prev.lnum) | |
987 cb->word_end_col = clip_get_line_end(row); | |
988 | |
989 /* See if we are before or after the origin of the selection */ | |
990 if (clip_compare_pos(row, col, cb->origin_row, | |
991 cb->origin_start_col) >= 0) | |
992 { | |
993 if (col >= (int)cb->word_end_col) | |
994 clip_update_modeless_selection(cb, cb->origin_row, | |
995 cb->origin_start_col, row, (int)Columns); | |
996 else | |
997 { | |
998 #ifdef FEAT_MBYTE | |
999 if (has_mbyte && mb_lefthalve(row, col)) | |
1000 slen = 2; | |
1001 #endif | |
1002 clip_update_modeless_selection(cb, cb->origin_row, | |
1003 cb->origin_start_col, row, col + slen); | |
1004 } | |
1005 } | |
1006 else | |
1007 { | |
1008 #ifdef FEAT_MBYTE | |
1009 if (has_mbyte | |
1010 && mb_lefthalve(cb->origin_row, cb->origin_start_col)) | |
1011 slen = 2; | |
1012 #endif | |
1013 if (col >= (int)cb->word_end_col) | |
1014 clip_update_modeless_selection(cb, row, cb->word_end_col, | |
1015 cb->origin_row, cb->origin_start_col + slen); | |
1016 else | |
1017 clip_update_modeless_selection(cb, row, col, | |
1018 cb->origin_row, cb->origin_start_col + slen); | |
1019 } | |
1020 break; | |
1021 | |
1022 case SELECT_MODE_WORD: | |
1023 /* If we are still within the same word, do nothing */ | |
1024 if (row == cb->prev.lnum && col >= (int)cb->word_start_col | |
1025 && col < (int)cb->word_end_col && !repeated_click) | |
1026 return; | |
1027 | |
1028 /* Get new word boundaries */ | |
1029 clip_get_word_boundaries(cb, row, col); | |
1030 | |
1031 /* Handle being after the origin point of selection */ | |
1032 if (clip_compare_pos(row, col, cb->origin_row, | |
1033 cb->origin_start_col) >= 0) | |
1034 clip_update_modeless_selection(cb, cb->origin_row, | |
1035 cb->origin_start_col, row, cb->word_end_col); | |
1036 else | |
1037 clip_update_modeless_selection(cb, row, cb->word_start_col, | |
1038 cb->origin_row, cb->origin_end_col); | |
1039 break; | |
1040 | |
1041 case SELECT_MODE_LINE: | |
1042 if (row == cb->prev.lnum && !repeated_click) | |
1043 return; | |
1044 | |
1045 if (clip_compare_pos(row, col, cb->origin_row, | |
1046 cb->origin_start_col) >= 0) | |
1047 clip_update_modeless_selection(cb, cb->origin_row, 0, row, | |
1048 (int)Columns); | |
1049 else | |
1050 clip_update_modeless_selection(cb, row, 0, cb->origin_row, | |
1051 (int)Columns); | |
1052 break; | |
1053 } | |
1054 | |
1055 cb->prev.lnum = row; | |
1056 cb->prev.col = col; | |
1057 | |
1058 #ifdef DEBUG_SELECTION | |
1059 printf("Selection is: (%u,%u) to (%u,%u)\n", cb->start.lnum, | |
1060 cb->start.col, cb->end.lnum, cb->end.col); | |
1061 #endif | |
1062 } | |
1063 | |
1064 # if defined(FEAT_GUI) || defined(PROTO) | |
1065 /* | |
1066 * Redraw part of the selection if character at "row,col" is inside of it. | |
1067 * Only used for the GUI. | |
1068 */ | |
1069 void | |
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1070 clip_may_redraw_selection(int row, int col, int len) |
7 | 1071 { |
1072 int start = col; | |
1073 int end = col + len; | |
1074 | |
1075 if (clip_star.state != SELECT_CLEARED | |
1076 && row >= clip_star.start.lnum | |
1077 && row <= clip_star.end.lnum) | |
1078 { | |
1079 if (row == clip_star.start.lnum && start < (int)clip_star.start.col) | |
1080 start = clip_star.start.col; | |
1081 if (row == clip_star.end.lnum && end > (int)clip_star.end.col) | |
1082 end = clip_star.end.col; | |
1083 if (end > start) | |
1084 clip_invert_area(row, start, row, end, 0); | |
1085 } | |
1086 } | |
1087 # endif | |
1088 | |
1089 /* | |
1090 * Called from outside to clear selected region from the display | |
1091 */ | |
1092 void | |
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1093 clip_clear_selection(VimClipboard *cbd) |
7 | 1094 { |
1095 | |
3674 | 1096 if (cbd->state == SELECT_CLEARED) |
7 | 1097 return; |
1098 | |
3674 | 1099 clip_invert_area((int)cbd->start.lnum, cbd->start.col, (int)cbd->end.lnum, |
1100 cbd->end.col, CLIP_CLEAR); | |
1101 cbd->state = SELECT_CLEARED; | |
7 | 1102 } |
1103 | |
1104 /* | |
1105 * Clear the selection if any lines from "row1" to "row2" are inside of it. | |
1106 */ | |
1107 void | |
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1108 clip_may_clear_selection(int row1, int row2) |
7 | 1109 { |
1110 if (clip_star.state == SELECT_DONE | |
1111 && row2 >= clip_star.start.lnum | |
1112 && row1 <= clip_star.end.lnum) | |
3674 | 1113 clip_clear_selection(&clip_star); |
7 | 1114 } |
1115 | |
1116 /* | |
1117 * Called before the screen is scrolled up or down. Adjusts the line numbers | |
1118 * of the selection. Call with big number when clearing the screen. | |
1119 */ | |
1120 void | |
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1121 clip_scroll_selection( |
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1122 int rows) /* negative for scroll down */ |
7 | 1123 { |
1124 int lnum; | |
1125 | |
1126 if (clip_star.state == SELECT_CLEARED) | |
1127 return; | |
1128 | |
1129 lnum = clip_star.start.lnum - rows; | |
1130 if (lnum <= 0) | |
1131 clip_star.start.lnum = 0; | |
1132 else if (lnum >= screen_Rows) /* scrolled off of the screen */ | |
1133 clip_star.state = SELECT_CLEARED; | |
1134 else | |
1135 clip_star.start.lnum = lnum; | |
1136 | |
1137 lnum = clip_star.end.lnum - rows; | |
1138 if (lnum < 0) /* scrolled off of the screen */ | |
1139 clip_star.state = SELECT_CLEARED; | |
1140 else if (lnum >= screen_Rows) | |
1141 clip_star.end.lnum = screen_Rows - 1; | |
1142 else | |
1143 clip_star.end.lnum = lnum; | |
1144 } | |
1145 | |
1146 /* | |
1147 * Invert a region of the display between a starting and ending row and column | |
1148 * Values for "how": | |
1149 * CLIP_CLEAR: undo inversion | |
1150 * CLIP_SET: set inversion | |
1151 * CLIP_TOGGLE: set inversion if pos1 < pos2, undo inversion otherwise. | |
1152 * 0: invert (GUI only). | |
1153 */ | |
1154 static void | |
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1155 clip_invert_area( |
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1156 int row1, |
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1157 int col1, |
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1158 int row2, |
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1159 int col2, |
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1160 int how) |
7 | 1161 { |
1162 int invert = FALSE; | |
1163 | |
1164 if (how == CLIP_SET) | |
1165 invert = TRUE; | |
1166 | |
1167 /* Swap the from and to positions so the from is always before */ | |
1168 if (clip_compare_pos(row1, col1, row2, col2) > 0) | |
1169 { | |
1170 int tmp_row, tmp_col; | |
1171 | |
1172 tmp_row = row1; | |
1173 tmp_col = col1; | |
1174 row1 = row2; | |
1175 col1 = col2; | |
1176 row2 = tmp_row; | |
1177 col2 = tmp_col; | |
1178 } | |
1179 else if (how == CLIP_TOGGLE) | |
1180 invert = TRUE; | |
1181 | |
1182 /* If all on the same line, do it the easy way */ | |
1183 if (row1 == row2) | |
1184 { | |
1185 clip_invert_rectangle(row1, col1, 1, col2 - col1, invert); | |
1186 } | |
1187 else | |
1188 { | |
1189 /* Handle a piece of the first line */ | |
1190 if (col1 > 0) | |
1191 { | |
1192 clip_invert_rectangle(row1, col1, 1, (int)Columns - col1, invert); | |
1193 row1++; | |
1194 } | |
1195 | |
1196 /* Handle a piece of the last line */ | |
1197 if (col2 < Columns - 1) | |
1198 { | |
1199 clip_invert_rectangle(row2, 0, 1, col2, invert); | |
1200 row2--; | |
1201 } | |
1202 | |
1203 /* Handle the rectangle thats left */ | |
1204 if (row2 >= row1) | |
1205 clip_invert_rectangle(row1, 0, row2 - row1 + 1, (int)Columns, | |
1206 invert); | |
1207 } | |
1208 } | |
1209 | |
1210 /* | |
1211 * Invert or un-invert a rectangle of the screen. | |
1212 * "invert" is true if the result is inverted. | |
1213 */ | |
1214 static void | |
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1215 clip_invert_rectangle( |
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1216 int row, |
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1217 int col, |
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1218 int height, |
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1219 int width, |
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1220 int invert) |
7 | 1221 { |
1222 #ifdef FEAT_GUI | |
1223 if (gui.in_use) | |
1224 gui_mch_invert_rectangle(row, col, height, width); | |
1225 else | |
1226 #endif | |
1227 screen_draw_rectangle(row, col, height, width, invert); | |
1228 } | |
1229 | |
1230 /* | |
1231 * Copy the currently selected area into the '*' register so it will be | |
1232 * available for pasting. | |
1233 * When "both" is TRUE also copy to the '+' register. | |
1234 */ | |
1235 void | |
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1236 clip_copy_modeless_selection(int both UNUSED) |
7 | 1237 { |
1238 char_u *buffer; | |
1239 char_u *bufp; | |
1240 int row; | |
1241 int start_col; | |
1242 int end_col; | |
1243 int line_end_col; | |
1244 int add_newline_flag = FALSE; | |
1245 int len; | |
1246 #ifdef FEAT_MBYTE | |
1247 char_u *p; | |
1248 #endif | |
1249 int row1 = clip_star.start.lnum; | |
1250 int col1 = clip_star.start.col; | |
1251 int row2 = clip_star.end.lnum; | |
1252 int col2 = clip_star.end.col; | |
1253 | |
534 | 1254 /* Can't use ScreenLines unless initialized */ |
1255 if (ScreenLines == NULL) | |
1256 return; | |
1257 | |
7 | 1258 /* |
1259 * Make sure row1 <= row2, and if row1 == row2 that col1 <= col2. | |
1260 */ | |
1261 if (row1 > row2) | |
1262 { | |
1263 row = row1; row1 = row2; row2 = row; | |
1264 row = col1; col1 = col2; col2 = row; | |
1265 } | |
1266 else if (row1 == row2 && col1 > col2) | |
1267 { | |
1268 row = col1; col1 = col2; col2 = row; | |
1269 } | |
1270 #ifdef FEAT_MBYTE | |
1271 /* correct starting point for being on right halve of double-wide char */ | |
1272 p = ScreenLines + LineOffset[row1]; | |
1273 if (enc_dbcs != 0) | |
1274 col1 -= (*mb_head_off)(p, p + col1); | |
1275 else if (enc_utf8 && p[col1] == 0) | |
1276 --col1; | |
1277 #endif | |
1278 | |
1279 /* Create a temporary buffer for storing the text */ | |
1280 len = (row2 - row1 + 1) * Columns + 1; | |
1281 #ifdef FEAT_MBYTE | |
1282 if (enc_dbcs != 0) | |
1283 len *= 2; /* max. 2 bytes per display cell */ | |
1284 else if (enc_utf8) | |
714 | 1285 len *= MB_MAXBYTES; |
7 | 1286 #endif |
1287 buffer = lalloc((long_u)len, TRUE); | |
1288 if (buffer == NULL) /* out of memory */ | |
1289 return; | |
1290 | |
1291 /* Process each row in the selection */ | |
1292 for (bufp = buffer, row = row1; row <= row2; row++) | |
1293 { | |
1294 if (row == row1) | |
1295 start_col = col1; | |
1296 else | |
1297 start_col = 0; | |
1298 | |
1299 if (row == row2) | |
1300 end_col = col2; | |
1301 else | |
1302 end_col = Columns; | |
1303 | |
1304 line_end_col = clip_get_line_end(row); | |
1305 | |
1306 /* See if we need to nuke some trailing whitespace */ | |
1307 if (end_col >= Columns && (row < row2 || end_col > line_end_col)) | |
1308 { | |
1309 /* Get rid of trailing whitespace */ | |
1310 end_col = line_end_col; | |
1311 if (end_col < start_col) | |
1312 end_col = start_col; | |
1313 | |
1314 /* If the last line extended to the end, add an extra newline */ | |
1315 if (row == row2) | |
1316 add_newline_flag = TRUE; | |
1317 } | |
1318 | |
1319 /* If after the first row, we need to always add a newline */ | |
1320 if (row > row1 && !LineWraps[row - 1]) | |
1321 *bufp++ = NL; | |
1322 | |
1323 if (row < screen_Rows && end_col <= screen_Columns) | |
1324 { | |
1325 #ifdef FEAT_MBYTE | |
1326 if (enc_dbcs != 0) | |
1327 { | |
944 | 1328 int i; |
1329 | |
7 | 1330 p = ScreenLines + LineOffset[row]; |
1331 for (i = start_col; i < end_col; ++i) | |
1332 if (enc_dbcs == DBCS_JPNU && p[i] == 0x8e) | |
1333 { | |
1334 /* single-width double-byte char */ | |
1335 *bufp++ = 0x8e; | |
1336 *bufp++ = ScreenLines2[LineOffset[row] + i]; | |
1337 } | |
1338 else | |
1339 { | |
1340 *bufp++ = p[i]; | |
1341 if (MB_BYTE2LEN(p[i]) == 2) | |
1342 *bufp++ = p[++i]; | |
1343 } | |
1344 } | |
1345 else if (enc_utf8) | |
1346 { | |
1347 int off; | |
714 | 1348 int i; |
761 | 1349 int ci; |
7 | 1350 |
1351 off = LineOffset[row]; | |
1352 for (i = start_col; i < end_col; ++i) | |
1353 { | |
1354 /* The base character is either in ScreenLinesUC[] or | |
1355 * ScreenLines[]. */ | |
1356 if (ScreenLinesUC[off + i] == 0) | |
1357 *bufp++ = ScreenLines[off + i]; | |
1358 else | |
1359 { | |
1360 bufp += utf_char2bytes(ScreenLinesUC[off + i], bufp); | |
761 | 1361 for (ci = 0; ci < Screen_mco; ++ci) |
7 | 1362 { |
714 | 1363 /* Add a composing character. */ |
761 | 1364 if (ScreenLinesC[ci][off + i] == 0) |
714 | 1365 break; |
761 | 1366 bufp += utf_char2bytes(ScreenLinesC[ci][off + i], |
7 | 1367 bufp); |
1368 } | |
1369 } | |
1370 /* Skip right halve of double-wide character. */ | |
1371 if (ScreenLines[off + i + 1] == 0) | |
1372 ++i; | |
1373 } | |
1374 } | |
1375 else | |
1376 #endif | |
1377 { | |
1378 STRNCPY(bufp, ScreenLines + LineOffset[row] + start_col, | |
1379 end_col - start_col); | |
1380 bufp += end_col - start_col; | |
1381 } | |
1382 } | |
1383 } | |
1384 | |
1385 /* Add a newline at the end if the selection ended there */ | |
1386 if (add_newline_flag) | |
1387 *bufp++ = NL; | |
1388 | |
1389 /* First cleanup any old selection and become the owner. */ | |
1390 clip_free_selection(&clip_star); | |
1391 clip_own_selection(&clip_star); | |
1392 | |
1393 /* Yank the text into the '*' register. */ | |
1394 clip_yank_selection(MCHAR, buffer, (long)(bufp - buffer), &clip_star); | |
1395 | |
1396 /* Make the register contents available to the outside world. */ | |
1397 clip_gen_set_selection(&clip_star); | |
1398 | |
1399 #ifdef FEAT_X11 | |
1400 if (both) | |
1401 { | |
1402 /* Do the same for the '+' register. */ | |
1403 clip_free_selection(&clip_plus); | |
1404 clip_own_selection(&clip_plus); | |
1405 clip_yank_selection(MCHAR, buffer, (long)(bufp - buffer), &clip_plus); | |
1406 clip_gen_set_selection(&clip_plus); | |
1407 } | |
1408 #endif | |
1409 vim_free(buffer); | |
1410 } | |
1411 | |
1412 /* | |
1413 * Find the starting and ending positions of the word at the given row and | |
1414 * column. Only white-separated words are recognized here. | |
1415 */ | |
1416 #define CHAR_CLASS(c) (c <= ' ' ? ' ' : vim_iswordc(c)) | |
1417 | |
1418 static void | |
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1419 clip_get_word_boundaries(VimClipboard *cb, int row, int col) |
7 | 1420 { |
1421 int start_class; | |
1422 int temp_col; | |
1423 char_u *p; | |
1424 #ifdef FEAT_MBYTE | |
1425 int mboff; | |
1426 #endif | |
1427 | |
534 | 1428 if (row >= screen_Rows || col >= screen_Columns || ScreenLines == NULL) |
7 | 1429 return; |
1430 | |
1431 p = ScreenLines + LineOffset[row]; | |
1432 #ifdef FEAT_MBYTE | |
1433 /* Correct for starting in the right halve of a double-wide char */ | |
1434 if (enc_dbcs != 0) | |
1435 col -= dbcs_screen_head_off(p, p + col); | |
1436 else if (enc_utf8 && p[col] == 0) | |
1437 --col; | |
1438 #endif | |
1439 start_class = CHAR_CLASS(p[col]); | |
1440 | |
1441 temp_col = col; | |
1442 for ( ; temp_col > 0; temp_col--) | |
1443 #ifdef FEAT_MBYTE | |
1444 if (enc_dbcs != 0 | |
1445 && (mboff = dbcs_screen_head_off(p, p + temp_col - 1)) > 0) | |
1446 temp_col -= mboff; | |
1447 else | |
1448 #endif | |
1449 if (CHAR_CLASS(p[temp_col - 1]) != start_class | |
1450 #ifdef FEAT_MBYTE | |
1451 && !(enc_utf8 && p[temp_col - 1] == 0) | |
1452 #endif | |
1453 ) | |
1454 break; | |
1455 cb->word_start_col = temp_col; | |
1456 | |
1457 temp_col = col; | |
1458 for ( ; temp_col < screen_Columns; temp_col++) | |
1459 #ifdef FEAT_MBYTE | |
1460 if (enc_dbcs != 0 && dbcs_ptr2cells(p + temp_col) == 2) | |
1461 ++temp_col; | |
1462 else | |
1463 #endif | |
1464 if (CHAR_CLASS(p[temp_col]) != start_class | |
1465 #ifdef FEAT_MBYTE | |
1466 && !(enc_utf8 && p[temp_col] == 0) | |
1467 #endif | |
1468 ) | |
1469 break; | |
1470 cb->word_end_col = temp_col; | |
1471 } | |
1472 | |
1473 /* | |
1474 * Find the column position for the last non-whitespace character on the given | |
1475 * line. | |
1476 */ | |
1477 static int | |
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1478 clip_get_line_end(int row) |
7 | 1479 { |
1480 int i; | |
1481 | |
534 | 1482 if (row >= screen_Rows || ScreenLines == NULL) |
7 | 1483 return 0; |
1484 for (i = screen_Columns; i > 0; i--) | |
1485 if (ScreenLines[LineOffset[row] + i - 1] != ' ') | |
1486 break; | |
1487 return i; | |
1488 } | |
1489 | |
1490 /* | |
1491 * Update the currently selected region by adding and/or subtracting from the | |
1492 * beginning or end and inverting the changed area(s). | |
1493 */ | |
1494 static void | |
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1495 clip_update_modeless_selection( |
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1496 VimClipboard *cb, |
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1497 int row1, |
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1498 int col1, |
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1499 int row2, |
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1500 int col2) |
7 | 1501 { |
1502 /* See if we changed at the beginning of the selection */ | |
1503 if (row1 != cb->start.lnum || col1 != (int)cb->start.col) | |
1504 { | |
1505 clip_invert_area(row1, col1, (int)cb->start.lnum, cb->start.col, | |
1506 CLIP_TOGGLE); | |
1507 cb->start.lnum = row1; | |
1508 cb->start.col = col1; | |
1509 } | |
1510 | |
1511 /* See if we changed at the end of the selection */ | |
1512 if (row2 != cb->end.lnum || col2 != (int)cb->end.col) | |
1513 { | |
1514 clip_invert_area((int)cb->end.lnum, cb->end.col, row2, col2, | |
1515 CLIP_TOGGLE); | |
1516 cb->end.lnum = row2; | |
1517 cb->end.col = col2; | |
1518 } | |
1519 } | |
1520 | |
1521 int | |
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1522 clip_gen_own_selection(VimClipboard *cbd) |
7 | 1523 { |
1524 #ifdef FEAT_XCLIPBOARD | |
1525 # ifdef FEAT_GUI | |
1526 if (gui.in_use) | |
1527 return clip_mch_own_selection(cbd); | |
1528 else | |
1529 # endif | |
1530 return clip_xterm_own_selection(cbd); | |
1531 #else | |
1532 return clip_mch_own_selection(cbd); | |
1533 #endif | |
1534 } | |
1535 | |
1536 void | |
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1537 clip_gen_lose_selection(VimClipboard *cbd) |
7 | 1538 { |
1539 #ifdef FEAT_XCLIPBOARD | |
1540 # ifdef FEAT_GUI | |
1541 if (gui.in_use) | |
1542 clip_mch_lose_selection(cbd); | |
1543 else | |
1544 # endif | |
1545 clip_xterm_lose_selection(cbd); | |
1546 #else | |
1547 clip_mch_lose_selection(cbd); | |
1548 #endif | |
1549 } | |
1550 | |
1551 void | |
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1552 clip_gen_set_selection(VimClipboard *cbd) |
7 | 1553 { |
6116 | 1554 if (!clip_did_set_selection) |
1555 { | |
1556 /* Updating postponed, so that accessing the system clipboard won't | |
1557 * hang Vim when accessing it many times (e.g. on a :g comand). */ | |
6543 | 1558 if ((cbd == &clip_plus && (clip_unnamed_saved & CLIP_UNNAMED_PLUS)) |
1559 || (cbd == &clip_star && (clip_unnamed_saved & CLIP_UNNAMED))) | |
1560 { | |
1561 clipboard_needs_update = TRUE; | |
6116 | 1562 return; |
6543 | 1563 } |
6116 | 1564 } |
7 | 1565 #ifdef FEAT_XCLIPBOARD |
1566 # ifdef FEAT_GUI | |
1567 if (gui.in_use) | |
1568 clip_mch_set_selection(cbd); | |
1569 else | |
1570 # endif | |
1571 clip_xterm_set_selection(cbd); | |
1572 #else | |
1573 clip_mch_set_selection(cbd); | |
1574 #endif | |
1575 } | |
1576 | |
1577 void | |
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1578 clip_gen_request_selection(VimClipboard *cbd) |
7 | 1579 { |
1580 #ifdef FEAT_XCLIPBOARD | |
1581 # ifdef FEAT_GUI | |
1582 if (gui.in_use) | |
1583 clip_mch_request_selection(cbd); | |
1584 else | |
1585 # endif | |
1586 clip_xterm_request_selection(cbd); | |
1587 #else | |
1588 clip_mch_request_selection(cbd); | |
1589 #endif | |
1590 } | |
1591 | |
4209 | 1592 int |
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1593 clip_gen_owner_exists(VimClipboard *cbd UNUSED) |
4209 | 1594 { |
1595 #ifdef FEAT_XCLIPBOARD | |
1596 # ifdef FEAT_GUI_GTK | |
1597 if (gui.in_use) | |
1598 return clip_gtk_owner_exists(cbd); | |
1599 else | |
1600 # endif | |
1601 return clip_x11_owner_exists(cbd); | |
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1602 #else |
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1603 return TRUE; |
4209 | 1604 #endif |
1605 } | |
1606 | |
7 | 1607 #endif /* FEAT_CLIPBOARD */ |
1608 | |
1609 /***************************************************************************** | |
1610 * Functions that handle the input buffer. | |
1611 * This is used for any GUI version, and the unix terminal version. | |
1612 * | |
1613 * For Unix, the input characters are buffered to be able to check for a | |
1614 * CTRL-C. This should be done with signals, but I don't know how to do that | |
1615 * in a portable way for a tty in RAW mode. | |
1616 * | |
1617 * For the client-server code in the console the received keys are put in the | |
1618 * input buffer. | |
1619 */ | |
1620 | |
1621 #if defined(USE_INPUT_BUF) || defined(PROTO) | |
1622 | |
1623 /* | |
1624 * Internal typeahead buffer. Includes extra space for long key code | |
1625 * descriptions which would otherwise overflow. The buffer is considered full | |
1626 * when only this extra space (or part of it) remains. | |
1627 */ | |
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1628 #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_JOB_CHANNEL) \ |
7 | 1629 || defined(FEAT_CLIENTSERVER) |
1630 /* | |
1631 * Sun WorkShop and NetBeans stuff debugger commands into the input buffer. | |
1632 * This requires a larger buffer... | |
1633 * (Madsen) Go with this for remote input as well ... | |
1634 */ | |
1635 # define INBUFLEN 4096 | |
1636 #else | |
1637 # define INBUFLEN 250 | |
1638 #endif | |
1639 | |
1640 static char_u inbuf[INBUFLEN + MAX_KEY_CODE_LEN]; | |
1641 static int inbufcount = 0; /* number of chars in inbuf[] */ | |
1642 | |
1643 /* | |
1644 * vim_is_input_buf_full(), vim_is_input_buf_empty(), add_to_input_buf(), and | |
1645 * trash_input_buf() are functions for manipulating the input buffer. These | |
1646 * are used by the gui_* calls when a GUI is used to handle keyboard input. | |
1647 */ | |
1648 | |
1649 int | |
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1650 vim_is_input_buf_full(void) |
7 | 1651 { |
1652 return (inbufcount >= INBUFLEN); | |
1653 } | |
1654 | |
1655 int | |
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1656 vim_is_input_buf_empty(void) |
7 | 1657 { |
1658 return (inbufcount == 0); | |
1659 } | |
1660 | |
1661 #if defined(FEAT_OLE) || defined(PROTO) | |
1662 int | |
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1663 vim_free_in_input_buf(void) |
7 | 1664 { |
1665 return (INBUFLEN - inbufcount); | |
1666 } | |
1667 #endif | |
1668 | |
575 | 1669 #if defined(FEAT_GUI_GTK) || defined(PROTO) |
7 | 1670 int |
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1671 vim_used_in_input_buf(void) |
7 | 1672 { |
1673 return inbufcount; | |
1674 } | |
1675 #endif | |
1676 | |
1677 /* | |
1678 * Return the current contents of the input buffer and make it empty. | |
1679 * The returned pointer must be passed to set_input_buf() later. | |
1680 */ | |
1681 char_u * | |
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1682 get_input_buf(void) |
7 | 1683 { |
1684 garray_T *gap; | |
1685 | |
1686 /* We use a growarray to store the data pointer and the length. */ | |
1687 gap = (garray_T *)alloc((unsigned)sizeof(garray_T)); | |
1688 if (gap != NULL) | |
1689 { | |
1690 /* Add one to avoid a zero size. */ | |
1691 gap->ga_data = alloc((unsigned)inbufcount + 1); | |
1692 if (gap->ga_data != NULL) | |
1693 mch_memmove(gap->ga_data, inbuf, (size_t)inbufcount); | |
1694 gap->ga_len = inbufcount; | |
1695 } | |
1696 trash_input_buf(); | |
1697 return (char_u *)gap; | |
1698 } | |
1699 | |
1700 /* | |
1701 * Restore the input buffer with a pointer returned from get_input_buf(). | |
1702 * The allocated memory is freed, this only works once! | |
1703 */ | |
1704 void | |
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1705 set_input_buf(char_u *p) |
7 | 1706 { |
1707 garray_T *gap = (garray_T *)p; | |
1708 | |
1709 if (gap != NULL) | |
1710 { | |
1711 if (gap->ga_data != NULL) | |
1712 { | |
1713 mch_memmove(inbuf, gap->ga_data, gap->ga_len); | |
1714 inbufcount = gap->ga_len; | |
1715 vim_free(gap->ga_data); | |
1716 } | |
1717 vim_free(gap); | |
1718 } | |
1719 } | |
1720 | |
1721 /* | |
1722 * Add the given bytes to the input buffer | |
1723 * Special keys start with CSI. A real CSI must have been translated to | |
1724 * CSI KS_EXTRA KE_CSI. K_SPECIAL doesn't require translation. | |
1725 */ | |
1726 void | |
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1727 add_to_input_buf(char_u *s, int len) |
7 | 1728 { |
1729 if (inbufcount + len > INBUFLEN + MAX_KEY_CODE_LEN) | |
1730 return; /* Shouldn't ever happen! */ | |
1731 | |
1732 #ifdef FEAT_HANGULIN | |
1733 if ((State & (INSERT|CMDLINE)) && hangul_input_state_get()) | |
1734 if ((len = hangul_input_process(s, len)) == 0) | |
1735 return; | |
1736 #endif | |
1737 | |
1738 while (len--) | |
1739 inbuf[inbufcount++] = *s++; | |
1740 } | |
1741 | |
1742 /* | |
1743 * Add "str[len]" to the input buffer while escaping CSI bytes. | |
1744 */ | |
1745 void | |
1746 add_to_input_buf_csi(char_u *str, int len) | |
1747 { | |
1748 int i; | |
1749 char_u buf[2]; | |
1750 | |
1751 for (i = 0; i < len; ++i) | |
1752 { | |
1753 add_to_input_buf(str + i, 1); | |
1754 if (str[i] == CSI) | |
1755 { | |
1756 /* Turn CSI into K_CSI. */ | |
1757 buf[0] = KS_EXTRA; | |
1758 buf[1] = (int)KE_CSI; | |
1759 add_to_input_buf(buf, 2); | |
1760 } | |
1761 } | |
1762 } | |
1763 | |
1764 #if defined(FEAT_HANGULIN) || defined(PROTO) | |
1765 void | |
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1766 push_raw_key(char_u *s, int len) |
7 | 1767 { |
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1768 char_u *tmpbuf; |
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1769 char_u *inp = s; |
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1770 |
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1771 /* use the conversion result if possible */ |
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1772 tmpbuf = hangul_string_convert(s, &len); |
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1773 if (tmpbuf != NULL) |
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1774 inp = tmpbuf; |
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1775 |
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1776 for (; len--; inp++) |
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1777 { |
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1778 inbuf[inbufcount++] = *inp; |
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1779 if (*inp == CSI) |
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1780 { |
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1781 /* Turn CSI into K_CSI. */ |
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1782 inbuf[inbufcount++] = KS_EXTRA; |
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1783 inbuf[inbufcount++] = (int)KE_CSI; |
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1784 } |
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1785 } |
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1786 vim_free(tmpbuf); |
7 | 1787 } |
1788 #endif | |
1789 | |
1790 /* Remove everything from the input buffer. Called when ^C is found */ | |
1791 void | |
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1792 trash_input_buf(void) |
7 | 1793 { |
1794 inbufcount = 0; | |
1795 } | |
1796 | |
1797 /* | |
1798 * Read as much data from the input buffer as possible up to maxlen, and store | |
1799 * it in buf. | |
1800 */ | |
1801 int | |
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1802 read_from_input_buf(char_u *buf, long maxlen) |
7 | 1803 { |
1804 if (inbufcount == 0) /* if the buffer is empty, fill it */ | |
1805 fill_input_buf(TRUE); | |
1806 if (maxlen > inbufcount) | |
1807 maxlen = inbufcount; | |
1808 mch_memmove(buf, inbuf, (size_t)maxlen); | |
1809 inbufcount -= maxlen; | |
1810 if (inbufcount) | |
1811 mch_memmove(inbuf, inbuf + maxlen, (size_t)inbufcount); | |
1812 return (int)maxlen; | |
1813 } | |
1814 | |
1815 void | |
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1816 fill_input_buf(int exit_on_error UNUSED) |
7 | 1817 { |
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1818 #if defined(UNIX) || defined(VMS) || defined(MACOS_X) |
7 | 1819 int len; |
1820 int try; | |
1821 static int did_read_something = FALSE; | |
1822 # ifdef FEAT_MBYTE | |
1823 static char_u *rest = NULL; /* unconverted rest of previous read */ | |
1824 static int restlen = 0; | |
1825 int unconverted; | |
1826 # endif | |
1827 #endif | |
1828 | |
1829 #ifdef FEAT_GUI | |
294 | 1830 if (gui.in_use |
1831 # ifdef NO_CONSOLE_INPUT | |
1832 /* Don't use the GUI input when the window hasn't been opened yet. | |
1833 * We get here from ui_inchar() when we should try reading from stdin. */ | |
1834 && !no_console_input() | |
1835 # endif | |
1836 ) | |
7 | 1837 { |
1838 gui_mch_update(); | |
1839 return; | |
1840 } | |
1841 #endif | |
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1842 #if defined(UNIX) || defined(VMS) || defined(MACOS_X) |
7 | 1843 if (vim_is_input_buf_full()) |
1844 return; | |
1845 /* | |
1846 * Fill_input_buf() is only called when we really need a character. | |
1847 * If we can't get any, but there is some in the buffer, just return. | |
1848 * If we can't get any, and there isn't any in the buffer, we give up and | |
1849 * exit Vim. | |
1850 */ | |
1851 # ifdef __BEOS__ | |
1852 /* | |
1853 * On the BeBox version (for now), all input is secretly performed within | |
1854 * beos_select() which is called from RealWaitForChar(). | |
1855 */ | |
1856 while (!vim_is_input_buf_full() && RealWaitForChar(read_cmd_fd, 0, NULL)) | |
1857 ; | |
1858 len = inbufcount; | |
1859 inbufcount = 0; | |
1860 # else | |
1861 | |
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1862 # ifdef FEAT_MBYTE |
7 | 1863 if (rest != NULL) |
1864 { | |
1865 /* Use remainder of previous call, starts with an invalid character | |
1866 * that may become valid when reading more. */ | |
1867 if (restlen > INBUFLEN - inbufcount) | |
1868 unconverted = INBUFLEN - inbufcount; | |
1869 else | |
1870 unconverted = restlen; | |
1871 mch_memmove(inbuf + inbufcount, rest, unconverted); | |
1872 if (unconverted == restlen) | |
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1873 VIM_CLEAR(rest); |
7 | 1874 else |
1875 { | |
1876 restlen -= unconverted; | |
1877 mch_memmove(rest, rest + unconverted, restlen); | |
1878 } | |
1879 inbufcount += unconverted; | |
1880 } | |
1881 else | |
1882 unconverted = 0; | |
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1883 # endif |
7 | 1884 |
1885 len = 0; /* to avoid gcc warning */ | |
1886 for (try = 0; try < 100; ++try) | |
1887 { | |
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1888 size_t readlen = (size_t)((INBUFLEN - inbufcount) |
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1889 # ifdef FEAT_MBYTE |
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1890 / input_conv.vc_factor |
7 | 1891 # endif |
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1892 ); |
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1893 # ifdef VMS |
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1894 len = vms_read((char *)inbuf + inbufcount, readlen); |
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1895 # else |
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1896 len = read(read_cmd_fd, (char *)inbuf + inbufcount, readlen); |
7 | 1897 # endif |
169 | 1898 |
7 | 1899 if (len > 0 || got_int) |
1900 break; | |
1901 /* | |
1902 * If reading stdin results in an error, continue reading stderr. | |
1903 * This helps when using "foo | xargs vim". | |
1904 */ | |
1905 if (!did_read_something && !isatty(read_cmd_fd) && read_cmd_fd == 0) | |
1906 { | |
1907 int m = cur_tmode; | |
1908 | |
1909 /* We probably set the wrong file descriptor to raw mode. Switch | |
1910 * back to cooked mode, use another descriptor and set the mode to | |
1911 * what it was. */ | |
1912 settmode(TMODE_COOK); | |
1913 #ifdef HAVE_DUP | |
1914 /* Use stderr for stdin, also works for shell commands. */ | |
1915 close(0); | |
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1916 vim_ignored = dup(2); |
7 | 1917 #else |
1918 read_cmd_fd = 2; /* read from stderr instead of stdin */ | |
1919 #endif | |
1920 settmode(m); | |
1921 } | |
1922 if (!exit_on_error) | |
1923 return; | |
1924 } | |
1925 # endif | |
1926 if (len <= 0 && !got_int) | |
1927 read_error_exit(); | |
1928 if (len > 0) | |
1929 did_read_something = TRUE; | |
1930 if (got_int) | |
1931 { | |
1932 /* Interrupted, pretend a CTRL-C was typed. */ | |
1933 inbuf[0] = 3; | |
1934 inbufcount = 1; | |
1935 } | |
1936 else | |
1937 { | |
1938 # ifdef FEAT_MBYTE | |
1939 /* | |
1940 * May perform conversion on the input characters. | |
1941 * Include the unconverted rest of the previous call. | |
1942 * If there is an incomplete char at the end it is kept for the next | |
1943 * time, reading more bytes should make conversion possible. | |
1944 * Don't do this in the unlikely event that the input buffer is too | |
1945 * small ("rest" still contains more bytes). | |
1946 */ | |
1947 if (input_conv.vc_type != CONV_NONE) | |
1948 { | |
1949 inbufcount -= unconverted; | |
1950 len = convert_input_safe(inbuf + inbufcount, | |
1951 len + unconverted, INBUFLEN - inbufcount, | |
1952 rest == NULL ? &rest : NULL, &restlen); | |
1953 } | |
1954 # endif | |
1955 while (len-- > 0) | |
1956 { | |
1957 /* | |
1958 * if a CTRL-C was typed, remove it from the buffer and set got_int | |
1959 */ | |
1960 if (inbuf[inbufcount] == 3 && ctrl_c_interrupts) | |
1961 { | |
1962 /* remove everything typed before the CTRL-C */ | |
1963 mch_memmove(inbuf, inbuf + inbufcount, (size_t)(len + 1)); | |
1964 inbufcount = 0; | |
1965 got_int = TRUE; | |
1966 } | |
1967 ++inbufcount; | |
1968 } | |
1969 } | |
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1970 #endif /* UNIX or VMS*/ |
7 | 1971 } |
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1972 #endif /* defined(UNIX) || defined(FEAT_GUI) || defined(VMS) */ |
7 | 1973 |
1974 /* | |
1975 * Exit because of an input read error. | |
1976 */ | |
1977 void | |
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1978 read_error_exit(void) |
7 | 1979 { |
1980 if (silent_mode) /* Normal way to exit for "ex -s" */ | |
1981 getout(0); | |
1982 STRCPY(IObuff, _("Vim: Error reading input, exiting...\n")); | |
1983 preserve_exit(); | |
1984 } | |
1985 | |
1986 #if defined(CURSOR_SHAPE) || defined(PROTO) | |
1987 /* | |
1988 * May update the shape of the cursor. | |
1989 */ | |
1990 void | |
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1991 ui_cursor_shape_forced(int forced) |
7 | 1992 { |
1993 # ifdef FEAT_GUI | |
1994 if (gui.in_use) | |
1995 gui_update_cursor_later(); | |
36 | 1996 else |
7 | 1997 # endif |
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1998 term_cursor_mode(forced); |
36 | 1999 |
7 | 2000 # ifdef MCH_CURSOR_SHAPE |
2001 mch_update_cursor(); | |
2002 # endif | |
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2003 |
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2004 # ifdef FEAT_CONCEAL |
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2005 conceal_check_cursor_line(); |
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2006 # endif |
7 | 2007 } |
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2008 |
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2009 void |
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2010 ui_cursor_shape(void) |
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2011 { |
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2012 ui_cursor_shape_forced(FALSE); |
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2013 } |
7 | 2014 #endif |
2015 | |
2016 #if defined(FEAT_CLIPBOARD) || defined(FEAT_GUI) || defined(FEAT_RIGHTLEFT) \ | |
1671 | 2017 || defined(FEAT_MBYTE) || defined(PROTO) |
7 | 2018 /* |
2019 * Check bounds for column number | |
2020 */ | |
2021 int | |
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2022 check_col(int col) |
7 | 2023 { |
2024 if (col < 0) | |
2025 return 0; | |
2026 if (col >= (int)screen_Columns) | |
2027 return (int)screen_Columns - 1; | |
2028 return col; | |
2029 } | |
2030 | |
2031 /* | |
2032 * Check bounds for row number | |
2033 */ | |
2034 int | |
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2035 check_row(int row) |
7 | 2036 { |
2037 if (row < 0) | |
2038 return 0; | |
2039 if (row >= (int)screen_Rows) | |
2040 return (int)screen_Rows - 1; | |
2041 return row; | |
2042 } | |
2043 #endif | |
2044 | |
2045 /* | |
2046 * Stuff for the X clipboard. Shared between VMS and Unix. | |
2047 */ | |
2048 | |
2049 #if defined(FEAT_XCLIPBOARD) || defined(FEAT_GUI_X11) || defined(PROTO) | |
2050 # include <X11/Xatom.h> | |
2051 # include <X11/Intrinsic.h> | |
2052 | |
2053 /* | |
2054 * Open the application context (if it hasn't been opened yet). | |
2055 * Used for Motif and Athena GUI and the xterm clipboard. | |
2056 */ | |
2057 void | |
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2058 open_app_context(void) |
7 | 2059 { |
2060 if (app_context == NULL) | |
2061 { | |
2062 XtToolkitInitialize(); | |
2063 app_context = XtCreateApplicationContext(); | |
2064 } | |
2065 } | |
2066 | |
2067 static Atom vim_atom; /* Vim's own special selection format */ | |
2068 #ifdef FEAT_MBYTE | |
2069 static Atom vimenc_atom; /* Vim's extended selection format */ | |
3346 | 2070 static Atom utf8_atom; |
7 | 2071 #endif |
2072 static Atom compound_text_atom; | |
2073 static Atom text_atom; | |
2074 static Atom targets_atom; | |
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2075 static Atom timestamp_atom; /* Used to get a timestamp */ |
7 | 2076 |
2077 void | |
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2078 x11_setup_atoms(Display *dpy) |
7 | 2079 { |
2080 vim_atom = XInternAtom(dpy, VIM_ATOM_NAME, False); | |
2081 #ifdef FEAT_MBYTE | |
2082 vimenc_atom = XInternAtom(dpy, VIMENC_ATOM_NAME,False); | |
3346 | 2083 utf8_atom = XInternAtom(dpy, "UTF8_STRING", False); |
7 | 2084 #endif |
2085 compound_text_atom = XInternAtom(dpy, "COMPOUND_TEXT", False); | |
2086 text_atom = XInternAtom(dpy, "TEXT", False); | |
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2087 targets_atom = XInternAtom(dpy, "TARGETS", False); |
7 | 2088 clip_star.sel_atom = XA_PRIMARY; |
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2089 clip_plus.sel_atom = XInternAtom(dpy, "CLIPBOARD", False); |
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2090 timestamp_atom = XInternAtom(dpy, "TIMESTAMP", False); |
7 | 2091 } |
2092 | |
2093 /* | |
2094 * X Selection stuff, for cutting and pasting text to other windows. | |
2095 */ | |
2096 | |
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2097 static Boolean clip_x11_convert_selection_cb(Widget w, Atom *sel_atom, Atom *target, Atom *type, XtPointer *value, long_u *length, int *format); |
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2098 static void clip_x11_lose_ownership_cb(Widget w, Atom *sel_atom); |
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2099 static void clip_x11_notify_cb(Widget w, Atom *sel_atom, Atom *target); |
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2100 |
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2101 /* |
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2102 * Property callback to get a timestamp for XtOwnSelection. |
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2103 */ |
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2104 static void |
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2105 clip_x11_timestamp_cb( |
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2106 Widget w, |
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2107 XtPointer n UNUSED, |
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2108 XEvent *event, |
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2109 Boolean *cont UNUSED) |
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2110 { |
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2111 Atom actual_type; |
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2112 int format; |
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2113 unsigned long nitems, bytes_after; |
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2114 unsigned char *prop=NULL; |
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2115 XPropertyEvent *xproperty=&event->xproperty; |
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2116 |
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2117 /* Must be a property notify, state can't be Delete (True), has to be |
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2118 * one of the supported selection types. */ |
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2119 if (event->type != PropertyNotify || xproperty->state |
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2120 || (xproperty->atom != clip_star.sel_atom |
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2121 && xproperty->atom != clip_plus.sel_atom)) |
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2122 return; |
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2123 |
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2124 if (XGetWindowProperty(xproperty->display, xproperty->window, |
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2125 xproperty->atom, 0, 0, False, timestamp_atom, &actual_type, &format, |
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2126 &nitems, &bytes_after, &prop)) |
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2127 return; |
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2128 |
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2129 if (prop) |
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2130 XFree(prop); |
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2131 |
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2132 /* Make sure the property type is "TIMESTAMP" and it's 32 bits. */ |
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2133 if (actual_type != timestamp_atom || format != 32) |
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2134 return; |
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2135 |
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2136 /* Get the selection, using the event timestamp. */ |
2586 | 2137 if (XtOwnSelection(w, xproperty->atom, xproperty->time, |
2138 clip_x11_convert_selection_cb, clip_x11_lose_ownership_cb, | |
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2139 clip_x11_notify_cb) == OK) |
2586 | 2140 { |
2141 /* Set the "owned" flag now, there may have been a call to | |
2142 * lose_ownership_cb in between. */ | |
2143 if (xproperty->atom == clip_plus.sel_atom) | |
2144 clip_plus.owned = TRUE; | |
2145 else | |
2146 clip_star.owned = TRUE; | |
2147 } | |
2270
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2148 } |
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2149 |
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2150 void |
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2151 x11_setup_selection(Widget w) |
2270
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2152 { |
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2153 XtAddEventHandler(w, PropertyChangeMask, False, |
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2154 /*(XtEventHandler)*/clip_x11_timestamp_cb, (XtPointer)NULL); |
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2155 } |
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2156 |
7 | 2157 static void |
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2158 clip_x11_request_selection_cb( |
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2159 Widget w UNUSED, |
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2160 XtPointer success, |
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2161 Atom *sel_atom, |
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2162 Atom *type, |
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2163 XtPointer value, |
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|
2164 long_u *length, |
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|
2165 int *format) |
7 | 2166 { |
2896 | 2167 int motion_type = MAUTO; |
7 | 2168 long_u len; |
2169 char_u *p; | |
2170 char **text_list = NULL; | |
2171 VimClipboard *cbd; | |
2172 #ifdef FEAT_MBYTE | |
2173 char_u *tmpbuf = NULL; | |
2174 #endif | |
2175 | |
2176 if (*sel_atom == clip_plus.sel_atom) | |
2177 cbd = &clip_plus; | |
2178 else | |
2179 cbd = &clip_star; | |
2180 | |
2181 if (value == NULL || *length == 0) | |
2182 { | |
1719 | 2183 clip_free_selection(cbd); /* nothing received, clear register */ |
7 | 2184 *(int *)success = FALSE; |
2185 return; | |
2186 } | |
2187 p = (char_u *)value; | |
2188 len = *length; | |
2189 if (*type == vim_atom) | |
2190 { | |
2191 motion_type = *p++; | |
2192 len--; | |
2193 } | |
2194 | |
2195 #ifdef FEAT_MBYTE | |
2196 else if (*type == vimenc_atom) | |
2197 { | |
2198 char_u *enc; | |
2199 vimconv_T conv; | |
2200 int convlen; | |
2201 | |
2202 motion_type = *p++; | |
2203 --len; | |
2204 | |
2205 enc = p; | |
2206 p += STRLEN(p) + 1; | |
2207 len -= p - enc; | |
2208 | |
2209 /* If the encoding of the text is different from 'encoding', attempt | |
2210 * converting it. */ | |
2211 conv.vc_type = CONV_NONE; | |
2212 convert_setup(&conv, enc, p_enc); | |
2213 if (conv.vc_type != CONV_NONE) | |
2214 { | |
2215 convlen = len; /* Need to use an int here. */ | |
2216 tmpbuf = string_convert(&conv, p, &convlen); | |
2217 len = convlen; | |
2218 if (tmpbuf != NULL) | |
2219 p = tmpbuf; | |
2220 convert_setup(&conv, NULL, NULL); | |
2221 } | |
2222 } | |
2223 #endif | |
2224 | |
3346 | 2225 else if (*type == compound_text_atom |
2226 #ifdef FEAT_MBYTE | |
2227 || *type == utf8_atom | |
2228 #endif | |
2229 || ( | |
7 | 2230 #ifdef FEAT_MBYTE |
2231 enc_dbcs != 0 && | |
2232 #endif | |
2233 *type == text_atom)) | |
2234 { | |
2235 XTextProperty text_prop; | |
2236 int n_text = 0; | |
2237 int status; | |
2238 | |
2239 text_prop.value = (unsigned char *)value; | |
2240 text_prop.encoding = *type; | |
2241 text_prop.format = *format; | |
1719 | 2242 text_prop.nitems = len; |
4272 | 2243 #if defined(FEAT_MBYTE) && defined(X_HAVE_UTF8_STRING) |
4201 | 2244 if (*type == utf8_atom) |
2245 status = Xutf8TextPropertyToTextList(X_DISPLAY, &text_prop, | |
2246 &text_list, &n_text); | |
2247 else | |
2248 #endif | |
2249 status = XmbTextPropertyToTextList(X_DISPLAY, &text_prop, | |
7 | 2250 &text_list, &n_text); |
2251 if (status != Success || n_text < 1) | |
2252 { | |
2253 *(int *)success = FALSE; | |
2254 return; | |
2255 } | |
2256 p = (char_u *)text_list[0]; | |
2257 len = STRLEN(p); | |
2258 } | |
2259 clip_yank_selection(motion_type, p, (long)len, cbd); | |
2260 | |
2261 if (text_list != NULL) | |
2262 XFreeStringList(text_list); | |
2263 #ifdef FEAT_MBYTE | |
2264 vim_free(tmpbuf); | |
2265 #endif | |
2266 XtFree((char *)value); | |
2267 *(int *)success = TRUE; | |
2268 } | |
2269 | |
2270 void | |
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2271 clip_x11_request_selection( |
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2272 Widget myShell, |
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2273 Display *dpy, |
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2274 VimClipboard *cbd) |
7 | 2275 { |
2276 XEvent event; | |
2277 Atom type; | |
2278 static int success; | |
2279 int i; | |
1715 | 2280 time_t start_time; |
2281 int timed_out = FALSE; | |
7 | 2282 |
2283 for (i = | |
2284 #ifdef FEAT_MBYTE | |
2285 0 | |
2286 #else | |
2287 1 | |
2288 #endif | |
3346 | 2289 ; i < 6; i++) |
7 | 2290 { |
2291 switch (i) | |
2292 { | |
2293 #ifdef FEAT_MBYTE | |
2294 case 0: type = vimenc_atom; break; | |
2295 #endif | |
2296 case 1: type = vim_atom; break; | |
3346 | 2297 #ifdef FEAT_MBYTE |
2298 case 2: type = utf8_atom; break; | |
2299 #endif | |
2300 case 3: type = compound_text_atom; break; | |
2301 case 4: type = text_atom; break; | |
7 | 2302 default: type = XA_STRING; |
2303 } | |
3346 | 2304 #ifdef FEAT_MBYTE |
4272 | 2305 if (type == utf8_atom |
2306 # if defined(X_HAVE_UTF8_STRING) | |
2307 && !enc_utf8 | |
2308 # endif | |
2309 ) | |
2310 /* Only request utf-8 when 'encoding' is utf8 and | |
2311 * Xutf8TextPropertyToTextList is available. */ | |
3346 | 2312 continue; |
2313 #endif | |
1719 | 2314 success = MAYBE; |
7 | 2315 XtGetSelectionValue(myShell, cbd->sel_atom, type, |
2316 clip_x11_request_selection_cb, (XtPointer)&success, CurrentTime); | |
2317 | |
2318 /* Make sure the request for the selection goes out before waiting for | |
2319 * a response. */ | |
2320 XFlush(dpy); | |
2321 | |
2322 /* | |
2323 * Wait for result of selection request, otherwise if we type more | |
2324 * characters, then they will appear before the one that requested the | |
2325 * paste! Don't worry, we will catch up with any other events later. | |
2326 */ | |
1715 | 2327 start_time = time(NULL); |
1719 | 2328 while (success == MAYBE) |
7 | 2329 { |
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2330 if (XCheckTypedEvent(dpy, PropertyNotify, &event) |
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2331 || XCheckTypedEvent(dpy, SelectionNotify, &event) |
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2332 || XCheckTypedEvent(dpy, SelectionRequest, &event)) |
1715 | 2333 { |
1719 | 2334 /* This is where clip_x11_request_selection_cb() should be |
2335 * called. It may actually happen a bit later, so we loop | |
2336 * until "success" changes. | |
2337 * We may get a SelectionRequest here and if we don't handle | |
2338 * it we hang. KDE klipper does this, for example. | |
2339 * We need to handle a PropertyNotify for large selections. */ | |
1715 | 2340 XtDispatchEvent(&event); |
1719 | 2341 continue; |
1715 | 2342 } |
7 | 2343 |
1715 | 2344 /* Time out after 2 to 3 seconds to avoid that we hang when the |
2345 * other process doesn't respond. Note that the SelectionNotify | |
2346 * event may still come later when the selection owner comes back | |
1719 | 2347 * to life and the text gets inserted unexpectedly. Don't know |
2348 * why that happens or how to avoid that :-(. */ | |
1715 | 2349 if (time(NULL) > start_time + 2) |
2350 { | |
2351 timed_out = TRUE; | |
2352 break; | |
2353 } | |
2354 | |
7 | 2355 /* Do we need this? Probably not. */ |
2356 XSync(dpy, False); | |
2357 | |
1715 | 2358 /* Wait for 1 msec to avoid that we eat up all CPU time. */ |
2359 ui_delay(1L, TRUE); | |
7 | 2360 } |
2361 | |
1719 | 2362 if (success == TRUE) |
7 | 2363 return; |
1715 | 2364 |
2365 /* don't do a retry with another type after timing out, otherwise we | |
2366 * hang for 15 seconds. */ | |
2367 if (timed_out) | |
2368 break; | |
7 | 2369 } |
2370 | |
2371 /* Final fallback position - use the X CUT_BUFFER0 store */ | |
1924 | 2372 yank_cut_buffer0(dpy, cbd); |
7 | 2373 } |
2374 | |
2375 static Boolean | |
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2376 clip_x11_convert_selection_cb( |
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2377 Widget w UNUSED, |
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2378 Atom *sel_atom, |
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2379 Atom *target, |
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2380 Atom *type, |
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2381 XtPointer *value, |
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2382 long_u *length, |
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2383 int *format) |
7 | 2384 { |
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2385 static char_u *save_result = NULL; |
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2386 static long_u save_length = 0; |
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2387 char_u *string; |
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2388 int motion_type; |
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2389 VimClipboard *cbd; |
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2390 int i; |
7 | 2391 |
2392 if (*sel_atom == clip_plus.sel_atom) | |
2393 cbd = &clip_plus; | |
2394 else | |
2395 cbd = &clip_star; | |
2396 | |
2397 if (!cbd->owned) | |
2398 return False; /* Shouldn't ever happen */ | |
2399 | |
2400 /* requestor wants to know what target types we support */ | |
2401 if (*target == targets_atom) | |
2402 { | |
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2403 static Atom array[7]; |
7 | 2404 |
2405 *value = (XtPointer)array; | |
2406 i = 0; | |
2407 array[i++] = targets_atom; | |
2408 #ifdef FEAT_MBYTE | |
2409 array[i++] = vimenc_atom; | |
2410 #endif | |
2411 array[i++] = vim_atom; | |
3346 | 2412 #ifdef FEAT_MBYTE |
2413 if (enc_utf8) | |
2414 array[i++] = utf8_atom; | |
2415 #endif | |
2416 array[i++] = XA_STRING; | |
7 | 2417 array[i++] = text_atom; |
2418 array[i++] = compound_text_atom; | |
3346 | 2419 |
7 | 2420 *type = XA_ATOM; |
2421 /* This used to be: *format = sizeof(Atom) * 8; but that caused | |
2422 * crashes on 64 bit machines. (Peter Derr) */ | |
2423 *format = 32; | |
2424 *length = i; | |
2425 return True; | |
2426 } | |
2427 | |
2428 if ( *target != XA_STRING | |
2429 #ifdef FEAT_MBYTE | |
2430 && *target != vimenc_atom | |
5956 | 2431 && (*target != utf8_atom || !enc_utf8) |
7 | 2432 #endif |
2433 && *target != vim_atom | |
2434 && *target != text_atom | |
2435 && *target != compound_text_atom) | |
2436 return False; | |
2437 | |
2438 clip_get_selection(cbd); | |
2439 motion_type = clip_convert_selection(&string, length, cbd); | |
2440 if (motion_type < 0) | |
2441 return False; | |
2442 | |
2443 /* For our own format, the first byte contains the motion type */ | |
2444 if (*target == vim_atom) | |
2445 (*length)++; | |
2446 | |
2447 #ifdef FEAT_MBYTE | |
2448 /* Our own format with encoding: motion 'encoding' NUL text */ | |
2449 if (*target == vimenc_atom) | |
2450 *length += STRLEN(p_enc) + 2; | |
2451 #endif | |
2452 | |
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2453 if (save_length < *length || save_length / 2 >= *length) |
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2454 *value = XtRealloc((char *)save_result, (Cardinal)*length + 1); |
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|
2455 else |
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|
2456 *value = save_result; |
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|
2457 if (*value == NULL) |
7 | 2458 { |
2459 vim_free(string); | |
2460 return False; | |
2461 } | |
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|
2462 save_result = (char_u *)*value; |
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|
2463 save_length = *length; |
7 | 2464 |
3346 | 2465 if (*target == XA_STRING |
2466 #ifdef FEAT_MBYTE | |
2467 || (*target == utf8_atom && enc_utf8) | |
2468 #endif | |
2469 ) | |
7 | 2470 { |
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|
2471 mch_memmove(save_result, string, (size_t)(*length)); |
3346 | 2472 *type = *target; |
7 | 2473 } |
3346 | 2474 else if (*target == compound_text_atom || *target == text_atom) |
7 | 2475 { |
2476 XTextProperty text_prop; | |
11709
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|
2477 char *string_nt = (char *)save_result; |
5037
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|
2478 int conv_result; |
7 | 2479 |
2480 /* create NUL terminated string which XmbTextListToTextProperty wants */ | |
2481 mch_memmove(string_nt, string, (size_t)*length); | |
2482 string_nt[*length] = NUL; | |
5037
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2483 conv_result = XmbTextListToTextProperty(X_DISPLAY, (char **)&string_nt, |
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2484 1, XCompoundTextStyle, &text_prop); |
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2485 if (conv_result != Success) |
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2486 { |
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2487 vim_free(string); |
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2488 return False; |
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|
2489 } |
7 | 2490 *value = (XtPointer)(text_prop.value); /* from plain text */ |
2491 *length = text_prop.nitems; | |
2492 *type = compound_text_atom; | |
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2493 XtFree((char *)save_result); |
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2494 save_result = (char_u *)*value; |
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|
2495 save_length = *length; |
7 | 2496 } |
2497 #ifdef FEAT_MBYTE | |
2498 else if (*target == vimenc_atom) | |
2499 { | |
2500 int l = STRLEN(p_enc); | |
2501 | |
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2502 save_result[0] = motion_type; |
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2503 STRCPY(save_result + 1, p_enc); |
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|
2504 mch_memmove(save_result + l + 2, string, (size_t)(*length - l - 2)); |
7 | 2505 *type = vimenc_atom; |
2506 } | |
2507 #endif | |
2508 else | |
2509 { | |
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|
2510 save_result[0] = motion_type; |
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|
2511 mch_memmove(save_result + 1, string, (size_t)(*length - 1)); |
7 | 2512 *type = vim_atom; |
2513 } | |
2514 *format = 8; /* 8 bits per char */ | |
2515 vim_free(string); | |
2516 return True; | |
2517 } | |
2518 | |
2519 static void | |
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diff
changeset
|
2520 clip_x11_lose_ownership_cb(Widget w UNUSED, Atom *sel_atom) |
7 | 2521 { |
2522 if (*sel_atom == clip_plus.sel_atom) | |
2523 clip_lose_selection(&clip_plus); | |
2524 else | |
2525 clip_lose_selection(&clip_star); | |
2526 } | |
2527 | |
2528 void | |
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diff
changeset
|
2529 clip_x11_lose_selection(Widget myShell, VimClipboard *cbd) |
7 | 2530 { |
4209 | 2531 XtDisownSelection(myShell, cbd->sel_atom, |
2532 XtLastTimestampProcessed(XtDisplay(myShell))); | |
7 | 2533 } |
2534 | |
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2535 static void |
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2536 clip_x11_notify_cb(Widget w UNUSED, Atom *sel_atom UNUSED, Atom *target UNUSED) |
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2537 { |
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|
2538 /* To prevent automatically freeing the selection value. */ |
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|
2539 } |
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2540 |
7 | 2541 int |
7835
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diff
changeset
|
2542 clip_x11_own_selection(Widget myShell, VimClipboard *cbd) |
7 | 2543 { |
2586 | 2544 /* When using the GUI we have proper timestamps, use the one of the last |
2545 * event. When in the console we don't get events (the terminal gets | |
2546 * them), Get the time by a zero-length append, clip_x11_timestamp_cb will | |
2547 * be called with the current timestamp. */ | |
2548 #ifdef FEAT_GUI | |
2549 if (gui.in_use) | |
2550 { | |
2551 if (XtOwnSelection(myShell, cbd->sel_atom, | |
2552 XtLastTimestampProcessed(XtDisplay(myShell)), | |
2553 clip_x11_convert_selection_cb, clip_x11_lose_ownership_cb, | |
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changeset
|
2554 clip_x11_notify_cb) == False) |
3312 | 2555 return FAIL; |
2586 | 2556 } |
2557 else | |
2558 #endif | |
2559 { | |
2560 if (!XChangeProperty(XtDisplay(myShell), XtWindow(myShell), | |
2561 cbd->sel_atom, timestamp_atom, 32, PropModeAppend, NULL, 0)) | |
3312 | 2562 return FAIL; |
2586 | 2563 } |
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diff
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2564 /* Flush is required in a terminal as nothing else is doing it. */ |
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diff
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|
2565 XFlush(XtDisplay(myShell)); |
7 | 2566 return OK; |
2567 } | |
2568 | |
2569 /* | |
2570 * Send the current selection to the clipboard. Do nothing for X because we | |
2571 * will fill in the selection only when requested by another app. | |
2572 */ | |
2573 void | |
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diff
changeset
|
2574 clip_x11_set_selection(VimClipboard *cbd UNUSED) |
7 | 2575 { |
2576 } | |
4209 | 2577 |
2578 int | |
7835
4d7ce6c03fda
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diff
changeset
|
2579 clip_x11_owner_exists(VimClipboard *cbd) |
4209 | 2580 { |
2581 return XGetSelectionOwner(X_DISPLAY, cbd->sel_atom) != None; | |
2582 } | |
7 | 2583 #endif |
2584 | |
1924 | 2585 #if defined(FEAT_XCLIPBOARD) || defined(FEAT_GUI_X11) \ |
2586 || defined(FEAT_GUI_GTK) || defined(PROTO) | |
2587 /* | |
2588 * Get the contents of the X CUT_BUFFER0 and put it in "cbd". | |
2589 */ | |
2590 void | |
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diff
changeset
|
2591 yank_cut_buffer0(Display *dpy, VimClipboard *cbd) |
1924 | 2592 { |
2593 int nbytes = 0; | |
2594 char_u *buffer = (char_u *)XFetchBuffer(dpy, &nbytes, 0); | |
2595 | |
2596 if (nbytes > 0) | |
2597 { | |
2598 #ifdef FEAT_MBYTE | |
2599 int done = FALSE; | |
2600 | |
2601 /* CUT_BUFFER0 is supposed to be always latin1. Convert to 'enc' when | |
2602 * using a multi-byte encoding. Conversion between two 8-bit | |
2603 * character sets usually fails and the text might actually be in | |
2604 * 'enc' anyway. */ | |
2605 if (has_mbyte) | |
2606 { | |
2047
85da03763130
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diff
changeset
|
2607 char_u *conv_buf; |
1924 | 2608 vimconv_T vc; |
2609 | |
2610 vc.vc_type = CONV_NONE; | |
2611 if (convert_setup(&vc, (char_u *)"latin1", p_enc) == OK) | |
2612 { | |
2613 conv_buf = string_convert(&vc, buffer, &nbytes); | |
2614 if (conv_buf != NULL) | |
2615 { | |
2616 clip_yank_selection(MCHAR, conv_buf, (long)nbytes, cbd); | |
2617 vim_free(conv_buf); | |
2618 done = TRUE; | |
2619 } | |
2620 convert_setup(&vc, NULL, NULL); | |
2621 } | |
2622 } | |
2623 if (!done) /* use the text without conversion */ | |
2624 #endif | |
2625 clip_yank_selection(MCHAR, buffer, (long)nbytes, cbd); | |
2626 XFree((void *)buffer); | |
2627 if (p_verbose > 0) | |
2628 { | |
2629 verbose_enter(); | |
2630 verb_msg((char_u *)_("Used CUT_BUFFER0 instead of empty selection")); | |
2631 verbose_leave(); | |
2632 } | |
2633 } | |
2634 } | |
2635 #endif | |
2636 | |
7 | 2637 #if defined(FEAT_MOUSE) || defined(PROTO) |
2638 | |
2639 /* | |
2640 * Move the cursor to the specified row and column on the screen. | |
1226 | 2641 * Change current window if necessary. Returns an integer with the |
7 | 2642 * CURSOR_MOVED bit set if the cursor has moved or unset otherwise. |
2643 * | |
2644 * The MOUSE_FOLD_CLOSE bit is set when clicked on the '-' in a fold column. | |
2645 * The MOUSE_FOLD_OPEN bit is set when clicked on the '+' in a fold column. | |
2646 * | |
2647 * If flags has MOUSE_FOCUS, then the current window will not be changed, and | |
2648 * if the mouse is outside the window then the text will scroll, or if the | |
2649 * mouse was previously on a status line, then the status line may be dragged. | |
2650 * | |
2651 * If flags has MOUSE_MAY_VIS, then VIsual mode will be started before the | |
2652 * cursor is moved unless the cursor was on a status line. | |
2653 * This function returns one of IN_UNKNOWN, IN_BUFFER, IN_STATUS_LINE or | |
2654 * IN_SEP_LINE depending on where the cursor was clicked. | |
2655 * | |
2656 * If flags has MOUSE_MAY_STOP_VIS, then Visual mode will be stopped, unless | |
2657 * the mouse is on the status line of the same window. | |
2658 * | |
2659 * If flags has MOUSE_DID_MOVE, nothing is done if the mouse didn't move since | |
2660 * the last call. | |
2661 * | |
2662 * If flags has MOUSE_SETPOS, nothing is done, only the current position is | |
2663 * remembered. | |
2664 */ | |
2665 int | |
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changeset
|
2666 jump_to_mouse( |
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|
2667 int flags, |
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|
2668 int *inclusive, /* used for inclusive operator, can be NULL */ |
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|
2669 int which_button) /* MOUSE_LEFT, MOUSE_RIGHT, MOUSE_MIDDLE */ |
7 | 2670 { |
2671 static int on_status_line = 0; /* #lines below bottom of window */ | |
2672 static int on_sep_line = 0; /* on separator right of window */ | |
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2673 #ifdef FEAT_MENU |
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2674 static int in_winbar = FALSE; |
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2675 #endif |
7 | 2676 static int prev_row = -1; |
2677 static int prev_col = -1; | |
2678 static win_T *dragwin = NULL; /* window being dragged */ | |
2679 static int did_drag = FALSE; /* drag was noticed */ | |
2680 | |
2681 win_T *wp, *old_curwin; | |
2682 pos_T old_cursor; | |
2683 int count; | |
2684 int first; | |
2685 int row = mouse_row; | |
2686 int col = mouse_col; | |
2687 #ifdef FEAT_FOLDING | |
2688 int mouse_char; | |
2689 #endif | |
2690 | |
2691 mouse_past_bottom = FALSE; | |
2692 mouse_past_eol = FALSE; | |
2693 | |
2694 if (flags & MOUSE_RELEASED) | |
2695 { | |
2696 /* On button release we may change window focus if positioned on a | |
2697 * status line and no dragging happened. */ | |
2698 if (dragwin != NULL && !did_drag) | |
2699 flags &= ~(MOUSE_FOCUS | MOUSE_DID_MOVE); | |
2700 dragwin = NULL; | |
2701 did_drag = FALSE; | |
2702 } | |
2703 | |
2704 if ((flags & MOUSE_DID_MOVE) | |
2705 && prev_row == mouse_row | |
2706 && prev_col == mouse_col) | |
2707 { | |
2708 retnomove: | |
1226 | 2709 /* before moving the cursor for a left click which is NOT in a status |
7 | 2710 * line, stop Visual mode */ |
2711 if (on_status_line) | |
2712 return IN_STATUS_LINE; | |
2713 if (on_sep_line) | |
2714 return IN_SEP_LINE; | |
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2715 #ifdef FEAT_MENU |
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2716 if (in_winbar) |
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2717 { |
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2718 /* A quick second click may arrive as a double-click, but we use it |
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2719 * as a second click in the WinBar. */ |
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2720 if ((mod_mask & MOD_MASK_MULTI_CLICK) && !(flags & MOUSE_RELEASED)) |
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2721 { |
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2722 wp = mouse_find_win(&row, &col); |
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2723 if (wp == NULL) |
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2724 return IN_UNKNOWN; |
5cb08ec9d4cf
patch 8.0.1292: quick clicks in the WinBar start Visual mode
Christian Brabandt <cb@256bit.org>
parents:
12716
diff
changeset
|
2725 winbar_click(wp, col); |
5cb08ec9d4cf
patch 8.0.1292: quick clicks in the WinBar start Visual mode
Christian Brabandt <cb@256bit.org>
parents:
12716
diff
changeset
|
2726 } |
5cb08ec9d4cf
patch 8.0.1292: quick clicks in the WinBar start Visual mode
Christian Brabandt <cb@256bit.org>
parents:
12716
diff
changeset
|
2727 return IN_OTHER_WIN | MOUSE_WINBAR; |
5cb08ec9d4cf
patch 8.0.1292: quick clicks in the WinBar start Visual mode
Christian Brabandt <cb@256bit.org>
parents:
12716
diff
changeset
|
2728 } |
5cb08ec9d4cf
patch 8.0.1292: quick clicks in the WinBar start Visual mode
Christian Brabandt <cb@256bit.org>
parents:
12716
diff
changeset
|
2729 #endif |
7 | 2730 if (flags & MOUSE_MAY_STOP_VIS) |
2731 { | |
2732 end_visual_mode(); | |
2733 redraw_curbuf_later(INVERTED); /* delete the inversion */ | |
2734 } | |
2735 #if defined(FEAT_CMDWIN) && defined(FEAT_CLIPBOARD) | |
2736 /* Continue a modeless selection in another window. */ | |
12487
3f16cf18386c
patch 8.0.1123: cannot define a toolbar for a window
Christian Brabandt <cb@256bit.org>
parents:
12477
diff
changeset
|
2737 if (cmdwin_type != 0 && row < curwin->w_winrow) |
7 | 2738 return IN_OTHER_WIN; |
2739 #endif | |
2740 return IN_BUFFER; | |
2741 } | |
2742 | |
2743 prev_row = mouse_row; | |
2744 prev_col = mouse_col; | |
2745 | |
2746 if (flags & MOUSE_SETPOS) | |
2747 goto retnomove; /* ugly goto... */ | |
2748 | |
2749 #ifdef FEAT_FOLDING | |
2750 /* Remember the character under the mouse, it might be a '-' or '+' in the | |
2751 * fold column. */ | |
534 | 2752 if (row >= 0 && row < Rows && col >= 0 && col <= Columns |
2753 && ScreenLines != NULL) | |
7 | 2754 mouse_char = ScreenLines[LineOffset[row] + col]; |
2755 else | |
2756 mouse_char = ' '; | |
2757 #endif | |
2758 | |
2759 old_curwin = curwin; | |
2760 old_cursor = curwin->w_cursor; | |
2761 | |
2762 if (!(flags & MOUSE_FOCUS)) | |
2763 { | |
2764 if (row < 0 || col < 0) /* check if it makes sense */ | |
2765 return IN_UNKNOWN; | |
2766 | |
2767 /* find the window where the row is in */ | |
2768 wp = mouse_find_win(&row, &col); | |
12136
60cf03e59402
patch 8.0.0948: crash if timer closes window while dragging status line
Christian Brabandt <cb@256bit.org>
parents:
12076
diff
changeset
|
2769 if (wp == NULL) |
60cf03e59402
patch 8.0.0948: crash if timer closes window while dragging status line
Christian Brabandt <cb@256bit.org>
parents:
12076
diff
changeset
|
2770 return IN_UNKNOWN; |
7 | 2771 dragwin = NULL; |
12487
3f16cf18386c
patch 8.0.1123: cannot define a toolbar for a window
Christian Brabandt <cb@256bit.org>
parents:
12477
diff
changeset
|
2772 |
3f16cf18386c
patch 8.0.1123: cannot define a toolbar for a window
Christian Brabandt <cb@256bit.org>
parents:
12477
diff
changeset
|
2773 #ifdef FEAT_MENU |
3f16cf18386c
patch 8.0.1123: cannot define a toolbar for a window
Christian Brabandt <cb@256bit.org>
parents:
12477
diff
changeset
|
2774 if (row == -1) |
3f16cf18386c
patch 8.0.1123: cannot define a toolbar for a window
Christian Brabandt <cb@256bit.org>
parents:
12477
diff
changeset
|
2775 { |
3f16cf18386c
patch 8.0.1123: cannot define a toolbar for a window
Christian Brabandt <cb@256bit.org>
parents:
12477
diff
changeset
|
2776 /* A click in the window toolbar does not enter another window or |
3f16cf18386c
patch 8.0.1123: cannot define a toolbar for a window
Christian Brabandt <cb@256bit.org>
parents:
12477
diff
changeset
|
2777 * change Visual highlighting. */ |
3f16cf18386c
patch 8.0.1123: cannot define a toolbar for a window
Christian Brabandt <cb@256bit.org>
parents:
12477
diff
changeset
|
2778 winbar_click(wp, col); |
12519
f62696bd1a9f
patch 8.0.1138: click in window toolbar starts Visual mode
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
2779 in_winbar = TRUE; |
f62696bd1a9f
patch 8.0.1138: click in window toolbar starts Visual mode
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
2780 return IN_OTHER_WIN | MOUSE_WINBAR; |
12487
3f16cf18386c
patch 8.0.1123: cannot define a toolbar for a window
Christian Brabandt <cb@256bit.org>
parents:
12477
diff
changeset
|
2781 } |
12519
f62696bd1a9f
patch 8.0.1138: click in window toolbar starts Visual mode
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
2782 in_winbar = FALSE; |
12487
3f16cf18386c
patch 8.0.1123: cannot define a toolbar for a window
Christian Brabandt <cb@256bit.org>
parents:
12477
diff
changeset
|
2783 #endif |
3f16cf18386c
patch 8.0.1123: cannot define a toolbar for a window
Christian Brabandt <cb@256bit.org>
parents:
12477
diff
changeset
|
2784 |
7 | 2785 /* |
2786 * winpos and height may change in win_enter()! | |
2787 */ | |
2788 if (row >= wp->w_height) /* In (or below) status line */ | |
2789 { | |
2790 on_status_line = row - wp->w_height + 1; | |
2791 dragwin = wp; | |
2792 } | |
2793 else | |
2794 on_status_line = 0; | |
2795 if (col >= wp->w_width) /* In separator line */ | |
2796 { | |
2797 on_sep_line = col - wp->w_width + 1; | |
2798 dragwin = wp; | |
2799 } | |
2800 else | |
2801 on_sep_line = 0; | |
2802 | |
2803 /* The rightmost character of the status line might be a vertical | |
2804 * separator character if there is no connecting window to the right. */ | |
2805 if (on_status_line && on_sep_line) | |
2806 { | |
2807 if (stl_connected(wp)) | |
2808 on_sep_line = 0; | |
2809 else | |
2810 on_status_line = 0; | |
2811 } | |
2812 | |
2813 /* Before jumping to another buffer, or moving the cursor for a left | |
2814 * click, stop Visual mode. */ | |
2815 if (VIsual_active | |
2816 && (wp->w_buffer != curwin->w_buffer | |
12477
68d7bc045dbe
patch 8.0.1118: FEAT_WINDOWS adds a lot of #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
12337
diff
changeset
|
2817 || (!on_status_line && !on_sep_line |
5735 | 2818 #ifdef FEAT_FOLDING |
7 | 2819 && ( |
5735 | 2820 # ifdef FEAT_RIGHTLEFT |
12515
972ea22c946f
patch 8.0.1136: W_WIDTH() is always the same
Christian Brabandt <cb@256bit.org>
parents:
12513
diff
changeset
|
2821 wp->w_p_rl ? col < wp->w_width - wp->w_p_fdc : |
5735 | 2822 # endif |
7 | 2823 col >= wp->w_p_fdc |
5735 | 2824 # ifdef FEAT_CMDWIN |
7 | 2825 + (cmdwin_type == 0 && wp == curwin ? 0 : 1) |
5735 | 2826 # endif |
7 | 2827 ) |
5735 | 2828 #endif |
7 | 2829 && (flags & MOUSE_MAY_STOP_VIS)))) |
2830 { | |
2831 end_visual_mode(); | |
2832 redraw_curbuf_later(INVERTED); /* delete the inversion */ | |
2833 } | |
2834 #ifdef FEAT_CMDWIN | |
2835 if (cmdwin_type != 0 && wp != curwin) | |
2836 { | |
2837 /* A click outside the command-line window: Use modeless | |
2102
907cf09fbb32
updated for version 7.2.385
Bram Moolenaar <bram@zimbu.org>
parents:
2047
diff
changeset
|
2838 * selection if possible. Allow dragging the status lines. */ |
7 | 2839 on_sep_line = 0; |
2840 # ifdef FEAT_CLIPBOARD | |
2841 if (on_status_line) | |
2842 return IN_STATUS_LINE; | |
2843 return IN_OTHER_WIN; | |
2844 # else | |
2845 row = 0; | |
2846 col += wp->w_wincol; | |
2847 wp = curwin; | |
2848 # endif | |
2849 } | |
2850 #endif | |
2851 /* Only change window focus when not clicking on or dragging the | |
2852 * status line. Do change focus when releasing the mouse button | |
2853 * (MOUSE_FOCUS was set above if we dragged first). */ | |
2854 if (dragwin == NULL || (flags & MOUSE_RELEASED)) | |
2855 win_enter(wp, TRUE); /* can make wp invalid! */ | |
13448
a62b0bbc8834
patch 8.0.1598: cannot select text in a terminal with the mouse
Christian Brabandt <cb@256bit.org>
parents:
13380
diff
changeset
|
2856 |
a62b0bbc8834
patch 8.0.1598: cannot select text in a terminal with the mouse
Christian Brabandt <cb@256bit.org>
parents:
13380
diff
changeset
|
2857 if (curwin != old_curwin) |
a62b0bbc8834
patch 8.0.1598: cannot select text in a terminal with the mouse
Christian Brabandt <cb@256bit.org>
parents:
13380
diff
changeset
|
2858 { |
12477
68d7bc045dbe
patch 8.0.1118: FEAT_WINDOWS adds a lot of #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
12337
diff
changeset
|
2859 #ifdef CHECK_DOUBLE_CLICK |
13448
a62b0bbc8834
patch 8.0.1598: cannot select text in a terminal with the mouse
Christian Brabandt <cb@256bit.org>
parents:
13380
diff
changeset
|
2860 /* set topline, to be able to check for double click ourselves */ |
7 | 2861 set_mouse_topline(curwin); |
2862 #endif | |
13448
a62b0bbc8834
patch 8.0.1598: cannot select text in a terminal with the mouse
Christian Brabandt <cb@256bit.org>
parents:
13380
diff
changeset
|
2863 #ifdef FEAT_TERMINAL |
a62b0bbc8834
patch 8.0.1598: cannot select text in a terminal with the mouse
Christian Brabandt <cb@256bit.org>
parents:
13380
diff
changeset
|
2864 /* when entering a terminal window may change state */ |
a62b0bbc8834
patch 8.0.1598: cannot select text in a terminal with the mouse
Christian Brabandt <cb@256bit.org>
parents:
13380
diff
changeset
|
2865 term_win_entered(); |
a62b0bbc8834
patch 8.0.1598: cannot select text in a terminal with the mouse
Christian Brabandt <cb@256bit.org>
parents:
13380
diff
changeset
|
2866 #endif |
a62b0bbc8834
patch 8.0.1598: cannot select text in a terminal with the mouse
Christian Brabandt <cb@256bit.org>
parents:
13380
diff
changeset
|
2867 } |
7 | 2868 if (on_status_line) /* In (or below) status line */ |
2869 { | |
2870 /* Don't use start_arrow() if we're in the same window */ | |
2871 if (curwin == old_curwin) | |
2872 return IN_STATUS_LINE; | |
2873 else | |
2874 return IN_STATUS_LINE | CURSOR_MOVED; | |
2875 } | |
2876 if (on_sep_line) /* In (or below) status line */ | |
2877 { | |
2878 /* Don't use start_arrow() if we're in the same window */ | |
2879 if (curwin == old_curwin) | |
2880 return IN_SEP_LINE; | |
2881 else | |
2882 return IN_SEP_LINE | CURSOR_MOVED; | |
2883 } | |
2884 | |
2885 curwin->w_cursor.lnum = curwin->w_topline; | |
2886 #ifdef FEAT_GUI | |
2887 /* remember topline, needed for double click */ | |
2888 gui_prev_topline = curwin->w_topline; | |
2889 # ifdef FEAT_DIFF | |
2890 gui_prev_topfill = curwin->w_topfill; | |
2891 # endif | |
2892 #endif | |
2893 } | |
2894 else if (on_status_line && which_button == MOUSE_LEFT) | |
2895 { | |
2896 if (dragwin != NULL) | |
2897 { | |
2898 /* Drag the status line */ | |
2899 count = row - dragwin->w_winrow - dragwin->w_height + 1 | |
2900 - on_status_line; | |
2901 win_drag_status_line(dragwin, count); | |
2902 did_drag |= count; | |
2903 } | |
2904 return IN_STATUS_LINE; /* Cursor didn't move */ | |
2905 } | |
2906 else if (on_sep_line && which_button == MOUSE_LEFT) | |
2907 { | |
2908 if (dragwin != NULL) | |
2909 { | |
2910 /* Drag the separator column */ | |
2911 count = col - dragwin->w_wincol - dragwin->w_width + 1 | |
2912 - on_sep_line; | |
2913 win_drag_vsep_line(dragwin, count); | |
2914 did_drag |= count; | |
2915 } | |
2916 return IN_SEP_LINE; /* Cursor didn't move */ | |
2917 } | |
12519
f62696bd1a9f
patch 8.0.1138: click in window toolbar starts Visual mode
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
2918 #ifdef FEAT_MENU |
f62696bd1a9f
patch 8.0.1138: click in window toolbar starts Visual mode
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
2919 else if (in_winbar) |
f62696bd1a9f
patch 8.0.1138: click in window toolbar starts Visual mode
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
2920 { |
f62696bd1a9f
patch 8.0.1138: click in window toolbar starts Visual mode
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
2921 /* After a click on the window toolbar don't start Visual mode. */ |
f62696bd1a9f
patch 8.0.1138: click in window toolbar starts Visual mode
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
2922 return IN_OTHER_WIN | MOUSE_WINBAR; |
f62696bd1a9f
patch 8.0.1138: click in window toolbar starts Visual mode
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
2923 } |
f62696bd1a9f
patch 8.0.1138: click in window toolbar starts Visual mode
Christian Brabandt <cb@256bit.org>
parents:
12515
diff
changeset
|
2924 #endif |
7 | 2925 else /* keep_window_focus must be TRUE */ |
2926 { | |
2927 /* before moving the cursor for a left click, stop Visual mode */ | |
2928 if (flags & MOUSE_MAY_STOP_VIS) | |
2929 { | |
2930 end_visual_mode(); | |
2931 redraw_curbuf_later(INVERTED); /* delete the inversion */ | |
2932 } | |
2933 | |
2934 #if defined(FEAT_CMDWIN) && defined(FEAT_CLIPBOARD) | |
2935 /* Continue a modeless selection in another window. */ | |
12487
3f16cf18386c
patch 8.0.1123: cannot define a toolbar for a window
Christian Brabandt <cb@256bit.org>
parents:
12477
diff
changeset
|
2936 if (cmdwin_type != 0 && row < curwin->w_winrow) |
7 | 2937 return IN_OTHER_WIN; |
2938 #endif | |
2939 | |
2940 row -= W_WINROW(curwin); | |
12513
3ca08bf99396
patch 8.0.1135: W_WINCOL() is always the same
Christian Brabandt <cb@256bit.org>
parents:
12487
diff
changeset
|
2941 col -= curwin->w_wincol; |
7 | 2942 |
2943 /* | |
2944 * When clicking beyond the end of the window, scroll the screen. | |
2945 * Scroll by however many rows outside the window we are. | |
2946 */ | |
2947 if (row < 0) | |
2948 { | |
2949 count = 0; | |
2950 for (first = TRUE; curwin->w_topline > 1; ) | |
2951 { | |
2952 #ifdef FEAT_DIFF | |
2953 if (curwin->w_topfill < diff_check(curwin, curwin->w_topline)) | |
2954 ++count; | |
2955 else | |
2956 #endif | |
2957 count += plines(curwin->w_topline - 1); | |
2958 if (!first && count > -row) | |
2959 break; | |
2960 first = FALSE; | |
2961 #ifdef FEAT_FOLDING | |
7009 | 2962 (void)hasFolding(curwin->w_topline, &curwin->w_topline, NULL); |
7 | 2963 #endif |
2964 #ifdef FEAT_DIFF | |
2965 if (curwin->w_topfill < diff_check(curwin, curwin->w_topline)) | |
2966 ++curwin->w_topfill; | |
2967 else | |
2968 #endif | |
2969 { | |
2970 --curwin->w_topline; | |
2971 #ifdef FEAT_DIFF | |
2972 curwin->w_topfill = 0; | |
2973 #endif | |
2974 } | |
2975 } | |
2976 #ifdef FEAT_DIFF | |
2977 check_topfill(curwin, FALSE); | |
2978 #endif | |
2979 curwin->w_valid &= | |
2980 ~(VALID_WROW|VALID_CROW|VALID_BOTLINE|VALID_BOTLINE_AP); | |
2981 redraw_later(VALID); | |
2982 row = 0; | |
2983 } | |
2984 else if (row >= curwin->w_height) | |
2985 { | |
2986 count = 0; | |
2987 for (first = TRUE; curwin->w_topline < curbuf->b_ml.ml_line_count; ) | |
2988 { | |
2989 #ifdef FEAT_DIFF | |
2990 if (curwin->w_topfill > 0) | |
2991 ++count; | |
2992 else | |
2993 #endif | |
2994 count += plines(curwin->w_topline); | |
2995 if (!first && count > row - curwin->w_height + 1) | |
2996 break; | |
2997 first = FALSE; | |
2998 #ifdef FEAT_FOLDING | |
2999 if (hasFolding(curwin->w_topline, NULL, &curwin->w_topline) | |
3000 && curwin->w_topline == curbuf->b_ml.ml_line_count) | |
3001 break; | |
3002 #endif | |
3003 #ifdef FEAT_DIFF | |
3004 if (curwin->w_topfill > 0) | |
3005 --curwin->w_topfill; | |
3006 else | |
3007 #endif | |
3008 { | |
3009 ++curwin->w_topline; | |
3010 #ifdef FEAT_DIFF | |
3011 curwin->w_topfill = | |
3012 diff_check_fill(curwin, curwin->w_topline); | |
3013 #endif | |
3014 } | |
3015 } | |
3016 #ifdef FEAT_DIFF | |
3017 check_topfill(curwin, FALSE); | |
3018 #endif | |
3019 redraw_later(VALID); | |
3020 curwin->w_valid &= | |
3021 ~(VALID_WROW|VALID_CROW|VALID_BOTLINE|VALID_BOTLINE_AP); | |
3022 row = curwin->w_height - 1; | |
3023 } | |
3024 else if (row == 0) | |
3025 { | |
3026 /* When dragging the mouse, while the text has been scrolled up as | |
3027 * far as it goes, moving the mouse in the top line should scroll | |
3028 * the text down (done later when recomputing w_topline). */ | |
1164 | 3029 if (mouse_dragging > 0 |
7 | 3030 && curwin->w_cursor.lnum |
3031 == curwin->w_buffer->b_ml.ml_line_count | |
3032 && curwin->w_cursor.lnum == curwin->w_topline) | |
3033 curwin->w_valid &= ~(VALID_TOPLINE); | |
3034 } | |
3035 } | |
3036 | |
3037 #ifdef FEAT_FOLDING | |
3038 /* Check for position outside of the fold column. */ | |
3039 if ( | |
3040 # ifdef FEAT_RIGHTLEFT | |
12515
972ea22c946f
patch 8.0.1136: W_WIDTH() is always the same
Christian Brabandt <cb@256bit.org>
parents:
12513
diff
changeset
|
3041 curwin->w_p_rl ? col < curwin->w_width - curwin->w_p_fdc : |
7 | 3042 # endif |
3043 col >= curwin->w_p_fdc | |
3044 # ifdef FEAT_CMDWIN | |
3045 + (cmdwin_type == 0 ? 0 : 1) | |
3046 # endif | |
3047 ) | |
3048 mouse_char = ' '; | |
3049 #endif | |
3050 | |
3051 /* compute the position in the buffer line from the posn on the screen */ | |
3052 if (mouse_comp_pos(curwin, &row, &col, &curwin->w_cursor.lnum)) | |
3053 mouse_past_bottom = TRUE; | |
3054 | |
3055 /* Start Visual mode before coladvance(), for when 'sel' != "old" */ | |
3056 if ((flags & MOUSE_MAY_VIS) && !VIsual_active) | |
3057 { | |
3058 check_visual_highlight(); | |
3059 VIsual = old_cursor; | |
3060 VIsual_active = TRUE; | |
3061 VIsual_reselect = TRUE; | |
3062 /* if 'selectmode' contains "mouse", start Select mode */ | |
3063 may_start_select('o'); | |
3064 setmouse(); | |
642 | 3065 if (p_smd && msg_silent == 0) |
7 | 3066 redraw_cmdline = TRUE; /* show visual mode later */ |
3067 } | |
3068 | |
3069 curwin->w_curswant = col; | |
3070 curwin->w_set_curswant = FALSE; /* May still have been TRUE */ | |
3071 if (coladvance(col) == FAIL) /* Mouse click beyond end of line */ | |
3072 { | |
3073 if (inclusive != NULL) | |
3074 *inclusive = TRUE; | |
3075 mouse_past_eol = TRUE; | |
3076 } | |
3077 else if (inclusive != NULL) | |
3078 *inclusive = FALSE; | |
3079 | |
3080 count = IN_BUFFER; | |
3081 if (curwin != old_curwin || curwin->w_cursor.lnum != old_cursor.lnum | |
3082 || curwin->w_cursor.col != old_cursor.col) | |
3083 count |= CURSOR_MOVED; /* Cursor has moved */ | |
3084 | |
3085 #ifdef FEAT_FOLDING | |
3086 if (mouse_char == '+') | |
3087 count |= MOUSE_FOLD_OPEN; | |
3088 else if (mouse_char != ' ') | |
3089 count |= MOUSE_FOLD_CLOSE; | |
3090 #endif | |
3091 | |
3092 return count; | |
3093 } | |
3094 | |
3095 /* | |
3096 * Compute the position in the buffer line from the posn on the screen in | |
3097 * window "win". | |
3098 * Returns TRUE if the position is below the last line. | |
3099 */ | |
3100 int | |
7835
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3101 mouse_comp_pos( |
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3102 win_T *win, |
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3103 int *rowp, |
4d7ce6c03fda
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changeset
|
3104 int *colp, |
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commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
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parents:
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diff
changeset
|
3105 linenr_T *lnump) |
7 | 3106 { |
3107 int col = *colp; | |
3108 int row = *rowp; | |
3109 linenr_T lnum; | |
3110 int retval = FALSE; | |
3111 int off; | |
3112 int count; | |
3113 | |
3114 #ifdef FEAT_RIGHTLEFT | |
3115 if (win->w_p_rl) | |
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3116 col = win->w_width - 1 - col; |
7 | 3117 #endif |
3118 | |
3119 lnum = win->w_topline; | |
3120 | |
3121 while (row > 0) | |
3122 { | |
3123 #ifdef FEAT_DIFF | |
3124 /* Don't include filler lines in "count" */ | |
237 | 3125 if (win->w_p_diff |
3126 # ifdef FEAT_FOLDING | |
3127 && !hasFoldingWin(win, lnum, NULL, NULL, TRUE, NULL) | |
3128 # endif | |
3129 ) | |
7 | 3130 { |
3131 if (lnum == win->w_topline) | |
3132 row -= win->w_topfill; | |
3133 else | |
3134 row -= diff_check_fill(win, lnum); | |
3135 count = plines_win_nofill(win, lnum, TRUE); | |
3136 } | |
3137 else | |
3138 #endif | |
3139 count = plines_win(win, lnum, TRUE); | |
3140 if (count > row) | |
3141 break; /* Position is in this buffer line. */ | |
3142 #ifdef FEAT_FOLDING | |
3143 (void)hasFoldingWin(win, lnum, NULL, &lnum, TRUE, NULL); | |
3144 #endif | |
3145 if (lnum == win->w_buffer->b_ml.ml_line_count) | |
3146 { | |
3147 retval = TRUE; | |
3148 break; /* past end of file */ | |
3149 } | |
3150 row -= count; | |
3151 ++lnum; | |
3152 } | |
3153 | |
3154 if (!retval) | |
3155 { | |
3156 /* Compute the column without wrapping. */ | |
3157 off = win_col_off(win) - win_col_off2(win); | |
3158 if (col < off) | |
3159 col = off; | |
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3160 col += row * (win->w_width - off); |
7 | 3161 /* add skip column (for long wrapping line) */ |
3162 col += win->w_skipcol; | |
3163 } | |
3164 | |
3165 if (!win->w_p_wrap) | |
3166 col += win->w_leftcol; | |
3167 | |
3168 /* skip line number and fold column in front of the line */ | |
3169 col -= win_col_off(win); | |
3170 if (col < 0) | |
3171 { | |
3172 #ifdef FEAT_NETBEANS_INTG | |
2311
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3173 netbeans_gutter_click(lnum); |
7 | 3174 #endif |
3175 col = 0; | |
3176 } | |
3177 | |
3178 *colp = col; | |
3179 *rowp = row; | |
3180 *lnump = lnum; | |
3181 return retval; | |
3182 } | |
3183 | |
3184 /* | |
3185 * Find the window at screen position "*rowp" and "*colp". The positions are | |
3186 * updated to become relative to the top-left of the window. | |
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3187 * Returns NULL when something is wrong. |
7 | 3188 */ |
3189 win_T * | |
7835
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diff
changeset
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3190 mouse_find_win(int *rowp, int *colp UNUSED) |
7 | 3191 { |
3192 frame_T *fp; | |
12136
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3193 win_T *wp; |
7 | 3194 |
3195 fp = topframe; | |
667 | 3196 *rowp -= firstwin->w_winrow; |
7 | 3197 for (;;) |
3198 { | |
3199 if (fp->fr_layout == FR_LEAF) | |
3200 break; | |
3201 if (fp->fr_layout == FR_ROW) | |
3202 { | |
3203 for (fp = fp->fr_child; fp->fr_next != NULL; fp = fp->fr_next) | |
3204 { | |
3205 if (*colp < fp->fr_width) | |
3206 break; | |
3207 *colp -= fp->fr_width; | |
3208 } | |
3209 } | |
3210 else /* fr_layout == FR_COL */ | |
3211 { | |
3212 for (fp = fp->fr_child; fp->fr_next != NULL; fp = fp->fr_next) | |
3213 { | |
3214 if (*rowp < fp->fr_height) | |
3215 break; | |
3216 *rowp -= fp->fr_height; | |
3217 } | |
3218 } | |
3219 } | |
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3220 /* When using a timer that closes a window the window might not actually |
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3221 * exist. */ |
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3222 FOR_ALL_WINDOWS(wp) |
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3223 if (wp == fp->fr_win) |
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3224 { |
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3225 #ifdef FEAT_MENU |
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3226 *rowp -= wp->w_winbar_height; |
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3227 #endif |
12136
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3228 return wp; |
12487
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3229 } |
12136
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3230 return NULL; |
7 | 3231 } |
3232 | |
2250
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3233 #if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_MAC) \ |
7 | 3234 || defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN) \ |
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3235 || defined(FEAT_GUI_PHOTON) || defined(FEAT_TERM_POPUP_MENU) \ |
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3236 || defined(PROTO) |
7 | 3237 /* |
3238 * Translate window coordinates to buffer position without any side effects | |
3239 */ | |
3240 int | |
7835
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parents:
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diff
changeset
|
3241 get_fpos_of_mouse(pos_T *mpos) |
7 | 3242 { |
3243 win_T *wp; | |
3244 int row = mouse_row; | |
3245 int col = mouse_col; | |
3246 | |
3247 if (row < 0 || col < 0) /* check if it makes sense */ | |
3248 return IN_UNKNOWN; | |
3249 | |
3250 /* find the window where the row is in */ | |
3251 wp = mouse_find_win(&row, &col); | |
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3252 if (wp == NULL) |
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3253 return IN_UNKNOWN; |
7 | 3254 /* |
3255 * winpos and height may change in win_enter()! | |
3256 */ | |
3257 if (row >= wp->w_height) /* In (or below) status line */ | |
3258 return IN_STATUS_LINE; | |
3259 if (col >= wp->w_width) /* In vertical separator line */ | |
3260 return IN_SEP_LINE; | |
3261 | |
3262 if (wp != curwin) | |
3263 return IN_UNKNOWN; | |
3264 | |
3265 /* compute the position in the buffer line from the posn on the screen */ | |
3266 if (mouse_comp_pos(curwin, &row, &col, &mpos->lnum)) | |
3267 return IN_STATUS_LINE; /* past bottom */ | |
3268 | |
3269 mpos->col = vcol2col(wp, mpos->lnum, col); | |
3270 | |
3271 if (mpos->col > 0) | |
3272 --mpos->col; | |
2445
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3273 #ifdef FEAT_VIRTUALEDIT |
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3274 mpos->coladd = 0; |
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3275 #endif |
7 | 3276 return IN_BUFFER; |
3277 } | |
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3278 #endif |
7 | 3279 |
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3280 #if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_MAC) \ |
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3281 || defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN) \ |
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3282 || defined(FEAT_GUI_PHOTON) || defined(FEAT_BEVAL) \ |
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3283 || defined(FEAT_TERM_POPUP_MENU) || defined(PROTO) |
7 | 3284 /* |
3285 * Convert a virtual (screen) column to a character column. | |
3286 * The first column is one. | |
3287 */ | |
3288 int | |
7835
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diff
changeset
|
3289 vcol2col(win_T *wp, linenr_T lnum, int vcol) |
7 | 3290 { |
3291 /* try to advance to the specified column */ | |
3292 int count = 0; | |
3293 char_u *ptr; | |
5995 | 3294 char_u *line; |
7 | 3295 |
5995 | 3296 line = ptr = ml_get_buf(wp->w_buffer, lnum, FALSE); |
3877 | 3297 while (count < vcol && *ptr != NUL) |
7 | 3298 { |
5995 | 3299 count += win_lbr_chartabsize(wp, line, ptr, count, NULL); |
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changeset
|
3300 MB_PTR_ADV(ptr); |
7 | 3301 } |
5995 | 3302 return (int)(ptr - line); |
7 | 3303 } |
3304 #endif | |
3305 | |
3306 #endif /* FEAT_MOUSE */ | |
3307 | |
3308 #if defined(FEAT_GUI) || defined(WIN3264) || defined(PROTO) | |
3309 /* | |
3310 * Called when focus changed. Used for the GUI or for systems where this can | |
3311 * be done in the console (Win32). | |
3312 */ | |
3313 void | |
7835
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parents:
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diff
changeset
|
3314 ui_focus_change( |
4d7ce6c03fda
commit https://github.com/vim/vim/commit/764b23c8fd3369cb05ae9122abf3ca16fec539d7
Christian Brabandt <cb@256bit.org>
parents:
7805
diff
changeset
|
3315 int in_focus) /* TRUE if focus gained. */ |
7 | 3316 { |
3317 static time_t last_time = (time_t)0; | |
3318 int need_redraw = FALSE; | |
3319 | |
3320 /* When activated: Check if any file was modified outside of Vim. | |
3321 * Only do this when not done within the last two seconds (could get | |
3322 * several events in a row). */ | |
3323 if (in_focus && last_time + 2 < time(NULL)) | |
3324 { | |
3325 need_redraw = check_timestamps( | |
3326 # ifdef FEAT_GUI | |
3327 gui.in_use | |
3328 # else | |
3329 FALSE | |
3330 # endif | |
3331 ); | |
3332 last_time = time(NULL); | |
3333 } | |
3334 | |
3335 /* | |
3336 * Fire the focus gained/lost autocommand. | |
3337 */ | |
3338 need_redraw |= apply_autocmds(in_focus ? EVENT_FOCUSGAINED | |
3339 : EVENT_FOCUSLOST, NULL, NULL, FALSE, curbuf); | |
3340 | |
3341 if (need_redraw) | |
3342 { | |
3343 /* Something was executed, make sure the cursor is put back where it | |
3344 * belongs. */ | |
3345 need_wait_return = FALSE; | |
3346 | |
3347 if (State & CMDLINE) | |
3348 redrawcmdline(); | |
3349 else if (State == HITRETURN || State == SETWSIZE || State == ASKMORE | |
3350 || State == EXTERNCMD || State == CONFIRM || exmode_active) | |
3351 repeat_message(); | |
3352 else if ((State & NORMAL) || (State & INSERT)) | |
3353 { | |
3354 if (must_redraw != 0) | |
3355 update_screen(0); | |
3356 setcursor(); | |
3357 } | |
3358 cursor_on(); /* redrawing may have switched it off */ | |
13150
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parents:
13060
diff
changeset
|
3359 out_flush_cursor(FALSE, TRUE); |
7 | 3360 # ifdef FEAT_GUI |
3361 if (gui.in_use) | |
3362 gui_update_scrollbars(FALSE); | |
3363 # endif | |
3364 } | |
3365 #ifdef FEAT_TITLE | |
3366 /* File may have been changed from 'readonly' to 'noreadonly' */ | |
3367 if (need_maketitle) | |
3368 maketitle(); | |
3369 #endif | |
3370 } | |
3371 #endif | |
3372 | |
13380
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13373
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changeset
|
3373 #if defined(HAVE_INPUT_METHOD) || defined(PROTO) |
7 | 3374 /* |
3375 * Save current Input Method status to specified place. | |
3376 */ | |
3377 void | |
7835
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parents:
7805
diff
changeset
|
3378 im_save_status(long *psave) |
7 | 3379 { |
3380 /* Don't save when 'imdisable' is set or "xic" is NULL, IM is always | |
3381 * disabled then (but might start later). | |
3382 * Also don't save when inside a mapping, vgetc_im_active has not been set | |
3383 * then. | |
3384 * And don't save when the keys were stuffed (e.g., for a "." command). | |
3385 * And don't save when the GUI is running but our window doesn't have | |
3386 * input focus (e.g., when a find dialog is open). */ | |
3387 if (!p_imdisable && KeyTyped && !KeyStuffed | |
3388 # ifdef FEAT_XIM | |
3389 && xic != NULL | |
3390 # endif | |
3391 # ifdef FEAT_GUI | |
3392 && (!gui.in_use || gui.in_focus) | |
3393 # endif | |
3394 ) | |
3395 { | |
3396 /* Do save when IM is on, or IM is off and saved status is on. */ | |
3397 if (vgetc_im_active) | |
3398 *psave = B_IMODE_IM; | |
3399 else if (*psave == B_IMODE_IM) | |
3400 *psave = B_IMODE_NONE; | |
3401 } | |
3402 } | |
3403 #endif |