1 |
/*--------------------------------*-C-*--------------------------------------* |
2 |
* File: screen.c |
3 |
*---------------------------------------------------------------------------* |
4 |
* |
5 |
* Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> |
6 |
* Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> |
7 |
* |
8 |
* This program is free software; you can redistribute it and/or modify |
9 |
* it under the terms of the GNU General Public License as published by |
10 |
* the Free Software Foundation; either version 2 of the License, or |
11 |
* (at your option) any later version. |
12 |
* |
13 |
* This program is distributed in the hope that it will be useful, |
14 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 |
* GNU General Public License for more details. |
17 |
* |
18 |
* You should have received a copy of the GNU General Public License |
19 |
* along with this program; if not, write to the Free Software |
20 |
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
21 |
*--------------------------------------------------------------------------*/ |
22 |
|
23 |
/* |
24 |
* This file handles _all_ screen updates and selections |
25 |
*/ |
26 |
|
27 |
#include "../config.h" /* NECESSARY */ |
28 |
#define INTERN_SCREEN |
29 |
#include "rxvt.h" /* NECESSARY */ |
30 |
#include "screen.intpro" /* PROTOS for internal routines */ |
31 |
|
32 |
#include <X11/Xmd.h> /* get the typedef for CARD32 */ |
33 |
|
34 |
#include <stdint.h> |
35 |
#include <wchar.h> |
36 |
|
37 |
#include "salloc.C" // HACK, should be a seperate compile! |
38 |
|
39 |
inline void fill_text (text_t *start, text_t value, int len) |
40 |
{ |
41 |
while (len--) |
42 |
*start++ = value; |
43 |
} |
44 |
|
45 |
/* ------------------------------------------------------------------------- */ |
46 |
#define PROP_SIZE 16384 |
47 |
#define TABSIZE 8 /* default tab size */ |
48 |
|
49 |
/* ------------------------------------------------------------------------- * |
50 |
* GENERAL SCREEN AND SELECTION UPDATE ROUTINES * |
51 |
* ------------------------------------------------------------------------- */ |
52 |
#define ZERO_SCROLLBACK() \ |
53 |
if ((Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ |
54 |
TermWin.view_start = 0 |
55 |
#define CLEAR_SELECTION() \ |
56 |
selection.beg.row = selection.beg.col \ |
57 |
= selection.end.row = selection.end.col = 0 |
58 |
#define CLEAR_ALL_SELECTION() \ |
59 |
selection.beg.row = selection.beg.col \ |
60 |
= selection.mark.row = selection.mark.col \ |
61 |
= selection.end.row = selection.end.col = 0 |
62 |
|
63 |
#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ |
64 |
(((A) > (C)) || (((A) == (C)) && ((B) > (D)))) |
65 |
#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ |
66 |
(((A) < (C)) || (((A) == (C)) && ((B) < (D)))) |
67 |
#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ |
68 |
(((A) == (C)) && ((B) > (D))) |
69 |
#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ |
70 |
(((A) == (C)) && ((B) >= (D))) |
71 |
#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ |
72 |
(((A) == (C)) && ((B) < (D))) |
73 |
#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ |
74 |
(((A) == (C)) && ((B) <= (D))) |
75 |
|
76 |
/* these must be row_col_t */ |
77 |
#define ROWCOL_IS_AFTER(X, Y) \ |
78 |
ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col) |
79 |
#define ROWCOL_IS_BEFORE(X, Y) \ |
80 |
ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col) |
81 |
#define ROWCOL_IN_ROW_AFTER(X, Y) \ |
82 |
ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col) |
83 |
#define ROWCOL_IN_ROW_BEFORE(X, Y) \ |
84 |
ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col) |
85 |
#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ |
86 |
ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col) |
87 |
#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ |
88 |
ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col) |
89 |
|
90 |
/* |
91 |
* CLEAR_ROWS : clear <num> rows starting from row <row> |
92 |
* CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> |
93 |
* ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour |
94 |
*/ |
95 |
#define drawBuffer TermWin.vt |
96 |
|
97 |
#define CLEAR_ROWS(row, num) \ |
98 |
if (TermWin.mapped) \ |
99 |
XClearArea (display->display, drawBuffer, TermWin.int_bwidth, \ |
100 |
Row2Pixel (row), (unsigned int)TermWin.width, \ |
101 |
(unsigned int)Height2Pixel (num), False) |
102 |
|
103 |
#define CLEAR_CHARS(x, y, num) \ |
104 |
if (TermWin.mapped) \ |
105 |
XClearArea (display->display, drawBuffer, x, y, \ |
106 |
(unsigned int)Width2Pixel (num), \ |
107 |
(unsigned int)Height2Pixel (1), False) |
108 |
|
109 |
#define ERASE_ROWS(row, num) \ |
110 |
XFillRectangle (display->display, drawBuffer, TermWin.gc, \ |
111 |
TermWin.int_bwidth, Row2Pixel (row), \ |
112 |
(unsigned int)TermWin.width, \ |
113 |
(unsigned int)Height2Pixel (num)) |
114 |
|
115 |
/* ------------------------------------------------------------------------- * |
116 |
* SCREEN `COMMON' ROUTINES * |
117 |
* ------------------------------------------------------------------------- */ |
118 |
/* Fill part/all of a line with blanks. */ |
119 |
void |
120 |
rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) |
121 |
{ |
122 |
efs &= ~RS_baseattrMask; |
123 |
efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); |
124 |
|
125 |
while (width--) |
126 |
{ |
127 |
*et++ = ' '; |
128 |
*er++ = efs; |
129 |
} |
130 |
} |
131 |
|
132 |
/* ------------------------------------------------------------------------- */ |
133 |
/* Fill a full line with blanks - make sure it is allocated first */ |
134 |
void |
135 |
rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) |
136 |
{ |
137 |
#ifdef DEBUG_STRICT |
138 |
assert ((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); |
139 |
#endif |
140 |
if (tp[row] == NULL) |
141 |
{ |
142 |
tp[row] = (text_t *)talloc->alloc (); |
143 |
rp[row] = (rend_t *)ralloc->alloc (); |
144 |
} |
145 |
|
146 |
scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); |
147 |
} |
148 |
|
149 |
/* ------------------------------------------------------------------------- * |
150 |
* SCREEN INITIALISATION * |
151 |
* ------------------------------------------------------------------------- */ |
152 |
void |
153 |
rxvt_term::scr_reset () |
154 |
{ |
155 |
unsigned int ncol, nrow, total_rows, prev_total_rows; |
156 |
unsigned int p, q; |
157 |
int k; |
158 |
rend_t setrstyle; |
159 |
|
160 |
D_SCREEN ((stderr, "rxvt_scr_reset ()")); |
161 |
|
162 |
TermWin.view_start = 0; |
163 |
num_scr = 0; |
164 |
|
165 |
if (TermWin.ncol == 0) |
166 |
TermWin.ncol = 80; |
167 |
|
168 |
if (TermWin.nrow == 0) |
169 |
TermWin.nrow = 24; |
170 |
|
171 |
ncol = TermWin.ncol; |
172 |
nrow = TermWin.nrow; |
173 |
|
174 |
if (ncol == prev_ncol && nrow == prev_nrow) |
175 |
return; |
176 |
|
177 |
want_refresh = 1; |
178 |
|
179 |
total_rows = nrow + TermWin.saveLines; |
180 |
prev_total_rows = prev_nrow + TermWin.saveLines; |
181 |
|
182 |
screen.tscroll = 0; |
183 |
screen.bscroll = nrow - 1; |
184 |
|
185 |
if (!talloc) |
186 |
{ |
187 |
talloc = new rxvt_salloc (ncol * sizeof (text_t)); |
188 |
ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); |
189 |
} |
190 |
|
191 |
if (prev_nrow == 0) |
192 |
{ |
193 |
/* |
194 |
* first time called so just malloc everything : don't rely on realloc |
195 |
* Note: this is still needed so that all the scrollback lines are NULL |
196 |
*/ |
197 |
screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *)); |
198 |
buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *)); |
199 |
drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *)); |
200 |
swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *)); |
201 |
|
202 |
screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t)); |
203 |
swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t)); |
204 |
|
205 |
screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *)); |
206 |
buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *)); |
207 |
drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *)); |
208 |
swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *)); |
209 |
|
210 |
for (p = 0; p < nrow; p++) |
211 |
{ |
212 |
q = p + TermWin.saveLines; |
213 |
scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE); |
214 |
scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE); |
215 |
screen.tlen[q] = swap.tlen[p] = 0; |
216 |
scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE); |
217 |
} |
218 |
|
219 |
MEMSET (charsets, 'B', sizeof (charsets)); |
220 |
TermWin.nscrolled = 0; /* no saved lines */ |
221 |
rstyle = DEFAULT_RSTYLE; |
222 |
screen.flags = Screen_DefaultFlags; |
223 |
screen.cur.row = screen.cur.col = 0; |
224 |
screen.charset = 0; |
225 |
current_screen = PRIMARY; |
226 |
scr_cursor (SAVE); |
227 |
|
228 |
#if NSCREENS |
229 |
swap.flags = Screen_DefaultFlags; |
230 |
swap.cur.row = swap.cur.col = 0; |
231 |
swap.charset = 0; |
232 |
current_screen = SECONDARY; |
233 |
scr_cursor (SAVE); |
234 |
current_screen = PRIMARY; |
235 |
#endif |
236 |
|
237 |
selection.text = NULL; |
238 |
selection.len = 0; |
239 |
selection.op = SELECTION_CLEAR; |
240 |
selection.screen = PRIMARY; |
241 |
selection.clicks = 0; |
242 |
CLEAR_ALL_SELECTION (); |
243 |
rvideo = 0; |
244 |
} |
245 |
else |
246 |
{ |
247 |
/* |
248 |
* add or delete rows as appropriate |
249 |
*/ |
250 |
setrstyle = DEFAULT_RSTYLE; |
251 |
|
252 |
if (nrow < prev_nrow) |
253 |
{ |
254 |
/* delete rows */ |
255 |
k = min (TermWin.nscrolled, prev_nrow - nrow); |
256 |
scr_scroll_text (0, (int)prev_nrow - 1, k, 1); |
257 |
|
258 |
for (p = nrow; p < prev_nrow; p++) |
259 |
{ |
260 |
q = p + TermWin.saveLines; |
261 |
if (screen.text[q]) |
262 |
{ |
263 |
#ifdef DEBUG_STRICT |
264 |
assert (screen.rend[q]); |
265 |
#endif |
266 |
talloc->free (screen.text[q]); |
267 |
ralloc->free (screen.rend[q]); |
268 |
} |
269 |
if (swap.text[p]) |
270 |
{ |
271 |
#ifdef DEBUG_STRICT |
272 |
assert (swap.rend[p]); |
273 |
#endif |
274 |
talloc->free (swap.text[p]); |
275 |
ralloc->free (swap.rend[p]); |
276 |
} |
277 |
#ifdef DEBUG_STRICT |
278 |
assert (drawn_text[p] && drawn_rend[p]); |
279 |
#endif |
280 |
talloc->free (drawn_text[p]); |
281 |
ralloc->free (drawn_rend[p]); |
282 |
} |
283 |
|
284 |
/* we have fewer rows so fix up cursor position */ |
285 |
MIN_IT (screen.cur.row, (int32_t)nrow - 1); |
286 |
MIN_IT (swap.cur.row, (int32_t)nrow - 1); |
287 |
|
288 |
scr_reset_realloc (); /* realloc _last_ */ |
289 |
} |
290 |
else if (nrow > prev_nrow) |
291 |
{ |
292 |
/* add rows */ |
293 |
scr_reset_realloc (); /* realloc _first_ */ |
294 |
|
295 |
TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this |
296 |
|
297 |
k = min (TermWin.nscrolled, nrow - prev_nrow); |
298 |
|
299 |
for (p = prev_total_rows; p < total_rows; p++) |
300 |
{ |
301 |
screen.tlen[p] = 0; |
302 |
screen.text[p] = NULL; |
303 |
screen.rend[p] = NULL; |
304 |
} |
305 |
|
306 |
for (p = prev_total_rows; p < total_rows - k; p++) |
307 |
scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle); |
308 |
|
309 |
for (p = prev_nrow; p < nrow; p++) |
310 |
{ |
311 |
swap.tlen[p] = 0; |
312 |
swap.text[p] = NULL; |
313 |
swap.rend[p] = NULL; |
314 |
drawn_text[p] = NULL; |
315 |
drawn_rend[p] = NULL; |
316 |
scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle); |
317 |
scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle); |
318 |
} |
319 |
|
320 |
if (k > 0) |
321 |
{ |
322 |
scr_scroll_text (0, (int)nrow - 1, -k, 1); |
323 |
screen.cur.row += k; |
324 |
screen.s_cur.row += k; |
325 |
TermWin.nscrolled -= k; |
326 |
} |
327 |
#ifdef DEBUG_STRICT |
328 |
assert (screen.cur.row < TermWin.nrow); |
329 |
assert (swap.cur.row < TermWin.nrow); |
330 |
#else /* drive with your eyes closed */ |
331 |
|
332 |
MIN_IT (screen.cur.row, nrow - 1); |
333 |
MIN_IT (swap.cur.row, nrow - 1); |
334 |
#endif |
335 |
TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this |
336 |
} |
337 |
|
338 |
/* resize columns */ |
339 |
if (ncol != prev_ncol) |
340 |
{ |
341 |
int common = min (prev_ncol, ncol); |
342 |
rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); |
343 |
rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); |
344 |
|
345 |
for (p = 0; p < total_rows; p++) |
346 |
{ |
347 |
if (screen.text[p]) |
348 |
{ |
349 |
text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t; |
350 |
rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r; |
351 |
|
352 |
MIN_IT (screen.tlen[p], (int16_t)ncol); |
353 |
|
354 |
if (ncol > prev_ncol) |
355 |
scr_blank_line (& (screen.text[p][prev_ncol]), |
356 |
& (screen.rend[p][prev_ncol]), |
357 |
ncol - prev_ncol, |
358 |
setrstyle); |
359 |
} |
360 |
} |
361 |
|
362 |
for (p = 0; p < nrow; p++) |
363 |
{ |
364 |
text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t; |
365 |
rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r; |
366 |
|
367 |
if (ncol > prev_ncol) |
368 |
scr_blank_line (& (drawn_text[p][prev_ncol]), |
369 |
& (drawn_rend[p][prev_ncol]), |
370 |
ncol - prev_ncol, setrstyle); |
371 |
|
372 |
if (swap.text[p]) |
373 |
{ |
374 |
text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t; |
375 |
rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r; |
376 |
|
377 |
MIN_IT (swap.tlen[p], (int16_t)ncol); |
378 |
|
379 |
if (ncol > prev_ncol) |
380 |
scr_blank_line (& (swap.text[p][prev_ncol]), |
381 |
& (swap.rend[p][prev_ncol]), |
382 |
ncol - prev_ncol, setrstyle); |
383 |
} |
384 |
|
385 |
} |
386 |
|
387 |
MIN_IT (screen.cur.col, (int16_t)ncol - 1); |
388 |
MIN_IT (swap.cur.col, (int16_t)ncol - 1); |
389 |
|
390 |
delete talloc; talloc = ta; |
391 |
delete ralloc; ralloc = ra; |
392 |
} |
393 |
|
394 |
if (tabs) |
395 |
free (tabs); |
396 |
} |
397 |
|
398 |
prev_nrow = nrow; |
399 |
prev_ncol = ncol; |
400 |
|
401 |
tabs = (char *)rxvt_malloc (ncol * sizeof (char)); |
402 |
|
403 |
for (p = 0; p < ncol; p++) |
404 |
tabs[p] = (p % TABSIZE == 0) ? 1 : 0; |
405 |
|
406 |
tt_winch (); |
407 |
} |
408 |
|
409 |
void |
410 |
rxvt_term::scr_reset_realloc () |
411 |
{ |
412 |
uint16_t total_rows, nrow; |
413 |
|
414 |
nrow = TermWin.nrow; |
415 |
total_rows = nrow + TermWin.saveLines; |
416 |
/* *INDENT-OFF* */ |
417 |
screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *)); |
418 |
buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *)); |
419 |
drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *)); |
420 |
swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *)); |
421 |
|
422 |
screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t)); |
423 |
swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t)); |
424 |
|
425 |
screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *)); |
426 |
buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *)); |
427 |
drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *)); |
428 |
swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *)); |
429 |
/* *INDENT-ON* */ |
430 |
} |
431 |
|
432 |
/* ------------------------------------------------------------------------- */ |
433 |
/* |
434 |
* Free everything. That way malloc debugging can find leakage. |
435 |
*/ |
436 |
void |
437 |
rxvt_term::scr_release () |
438 |
{ |
439 |
uint16_t total_rows; |
440 |
int i; |
441 |
|
442 |
total_rows = TermWin.nrow + TermWin.saveLines; |
443 |
|
444 |
#ifdef DEBUG_STRICT |
445 |
for (i = 0; i < total_rows; i++) |
446 |
{ |
447 |
if (screen.text[i]) |
448 |
/* then so is screen.rend[i] */ |
449 |
assert (screen.rend[i]); |
450 |
} |
451 |
#endif |
452 |
|
453 |
delete talloc; talloc = 0; |
454 |
delete ralloc; ralloc = 0; |
455 |
|
456 |
free (screen.text); |
457 |
free (screen.tlen); |
458 |
free (screen.rend); |
459 |
free (drawn_text); |
460 |
free (drawn_rend); |
461 |
free (swap.text); |
462 |
free (swap.tlen); |
463 |
free (swap.rend); |
464 |
free (buf_text); |
465 |
free (buf_rend); |
466 |
free (tabs); |
467 |
|
468 |
/* NULL these so if anything tries to use them, we'll know about it */ |
469 |
screen.text = drawn_text = swap.text = NULL; |
470 |
screen.rend = drawn_rend = swap.rend = NULL; |
471 |
screen.tlen = swap.tlen = NULL; |
472 |
buf_text = NULL; |
473 |
buf_rend = NULL; |
474 |
tabs = NULL; |
475 |
} |
476 |
|
477 |
/* ------------------------------------------------------------------------- */ |
478 |
/* |
479 |
* Hard reset |
480 |
*/ |
481 |
void |
482 |
rxvt_term::scr_poweron () |
483 |
{ |
484 |
D_SCREEN ((stderr, "rxvt_scr_poweron ()")); |
485 |
|
486 |
scr_release (); |
487 |
prev_nrow = prev_ncol = 0; |
488 |
scr_reset (); |
489 |
|
490 |
scr_clear (); |
491 |
scr_refresh (SLOW_REFRESH); |
492 |
} |
493 |
|
494 |
/* ------------------------------------------------------------------------- * |
495 |
* PROCESS SCREEN COMMANDS * |
496 |
* ------------------------------------------------------------------------- */ |
497 |
/* |
498 |
* Save and Restore cursor |
499 |
* XTERM_SEQ: Save cursor : ESC 7 |
500 |
* XTERM_SEQ: Restore cursor: ESC 8 |
501 |
*/ |
502 |
void |
503 |
rxvt_term::scr_cursor (int mode) |
504 |
{ |
505 |
screen_t *s; |
506 |
|
507 |
D_SCREEN ((stderr, "rxvt_scr_cursor (%c)", mode)); |
508 |
|
509 |
#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) |
510 |
if (current_screen == SECONDARY) |
511 |
s = & (swap); |
512 |
else |
513 |
#endif |
514 |
s = & (screen); |
515 |
switch (mode) |
516 |
{ |
517 |
case SAVE: |
518 |
s->s_cur.row = s->cur.row; |
519 |
s->s_cur.col = s->cur.col; |
520 |
s->s_rstyle = rstyle; |
521 |
s->s_charset = s->charset; |
522 |
s->s_charset_char = charsets[s->charset]; |
523 |
break; |
524 |
case RESTORE: |
525 |
want_refresh = 1; |
526 |
s->cur.row = s->s_cur.row; |
527 |
s->cur.col = s->s_cur.col; |
528 |
s->flags &= ~Screen_WrapNext; |
529 |
rstyle = s->s_rstyle; |
530 |
s->charset = s->s_charset; |
531 |
charsets[s->charset] = s->s_charset_char; |
532 |
set_font_style (); |
533 |
break; |
534 |
} |
535 |
/* boundary check in case screen size changed between SAVE and RESTORE */ |
536 |
MIN_IT (s->cur.row, TermWin.nrow - 1); |
537 |
MIN_IT (s->cur.col, TermWin.ncol - 1); |
538 |
#ifdef DEBUG_STRICT |
539 |
assert (s->cur.row >= 0); |
540 |
assert (s->cur.col >= 0); |
541 |
#else /* drive with your eyes closed */ |
542 |
MAX_IT (s->cur.row, 0); |
543 |
MAX_IT (s->cur.col, 0); |
544 |
#endif |
545 |
} |
546 |
|
547 |
/* ------------------------------------------------------------------------- */ |
548 |
/* |
549 |
* Swap between primary and secondary screens |
550 |
* XTERM_SEQ: Primary screen : ESC [ ? 4 7 h |
551 |
* XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l |
552 |
*/ |
553 |
int |
554 |
rxvt_term::scr_change_screen (int scrn) |
555 |
{ |
556 |
int i; |
557 |
#if NSCREENS |
558 |
int offset; |
559 |
#endif |
560 |
|
561 |
want_refresh = 1; |
562 |
|
563 |
D_SCREEN ((stderr, "rxvt_scr_change_screen (%d)", scrn)); |
564 |
|
565 |
TermWin.view_start = 0; |
566 |
|
567 |
if (current_screen == scrn) |
568 |
return current_screen; |
569 |
|
570 |
selection_check (2); /* check for boundary cross */ |
571 |
|
572 |
SWAP_IT (current_screen, scrn, int); |
573 |
#if NSCREENS |
574 |
num_scr = 0; |
575 |
offset = TermWin.saveLines; |
576 |
for (i = prev_nrow; i--;) |
577 |
{ |
578 |
SWAP_IT (screen.text[i + offset], swap.text[i], text_t *); |
579 |
SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t); |
580 |
SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *); |
581 |
} |
582 |
SWAP_IT (screen.cur.row, swap.cur.row, int16_t); |
583 |
SWAP_IT (screen.cur.col, swap.cur.col, int16_t); |
584 |
# ifdef DEBUG_STRICT |
585 |
assert ((screen.cur.row >= 0) && (screen.cur.row < prev_nrow)); |
586 |
assert ((screen.cur.col >= 0) && (screen.cur.col < prev_ncol)); |
587 |
# else /* drive with your eyes closed */ |
588 |
MAX_IT (screen.cur.row, 0); |
589 |
MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1); |
590 |
MAX_IT (screen.cur.col, 0); |
591 |
MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1); |
592 |
# endif |
593 |
SWAP_IT (screen.charset, swap.charset, int16_t); |
594 |
SWAP_IT (screen.flags, swap.flags, int); |
595 |
screen.flags |= Screen_VisibleCursor; |
596 |
swap.flags |= Screen_VisibleCursor; |
597 |
#else |
598 |
# ifdef SCROLL_ON_NO_SECONDARY |
599 |
if (current_screen == PRIMARY) |
600 |
scr_scroll_text (0, (prev_nrow - 1), prev_nrow, 0); |
601 |
# endif |
602 |
#endif |
603 |
return scrn; |
604 |
} |
605 |
|
606 |
/* ------------------------------------------------------------------------- */ |
607 |
/* |
608 |
* Change the colour for following text |
609 |
*/ |
610 |
void |
611 |
rxvt_term::scr_color (unsigned int color, int fgbg) |
612 |
{ |
613 |
color &= RS_fgMask; |
614 |
if (fgbg == Color_fg) |
615 |
rstyle = SET_FGCOLOR (rstyle, color); |
616 |
else |
617 |
rstyle = SET_BGCOLOR (rstyle, color); |
618 |
} |
619 |
|
620 |
/* ------------------------------------------------------------------------- */ |
621 |
/* |
622 |
* Change the rendition style for following text |
623 |
*/ |
624 |
void |
625 |
rxvt_term::scr_rendition (int set, int style) |
626 |
{ |
627 |
if (set) |
628 |
rstyle |= style; |
629 |
else if (style == ~RS_None) |
630 |
rstyle = DEFAULT_RSTYLE; |
631 |
else |
632 |
rstyle &= ~style; |
633 |
} |
634 |
|
635 |
/* ------------------------------------------------------------------------- */ |
636 |
/* |
637 |
* Scroll text between <row1> and <row2> inclusive, by <count> lines |
638 |
* count positive ==> scroll up |
639 |
* count negative ==> scroll down |
640 |
* spec == 0 for normal routines |
641 |
*/ |
642 |
int |
643 |
rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) |
644 |
{ |
645 |
int i, j; |
646 |
long nscrolled; |
647 |
|
648 |
if (count == 0 || (row1 > row2)) |
649 |
return 0; |
650 |
|
651 |
want_refresh = 1; |
652 |
D_SCREEN ((stderr, "rxvt_scroll_text (%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); |
653 |
|
654 |
if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) |
655 |
{ |
656 |
nscrolled = (long)TermWin.nscrolled + (long)count; |
657 |
|
658 |
if (nscrolled > (long)TermWin.saveLines) |
659 |
TermWin.nscrolled = TermWin.saveLines; |
660 |
else |
661 |
TermWin.nscrolled = (uint16_t)nscrolled; |
662 |
|
663 |
if ((Options & Opt_scrollWithBuffer) |
664 |
&& TermWin.view_start != 0 |
665 |
&& TermWin.view_start != TermWin.saveLines) |
666 |
scr_page (UP, count); |
667 |
} |
668 |
else if (!spec) |
669 |
row1 += TermWin.saveLines; |
670 |
|
671 |
row2 += TermWin.saveLines; |
672 |
|
673 |
if (selection.op && current_screen == selection.screen) |
674 |
{ |
675 |
i = selection.beg.row + TermWin.saveLines; |
676 |
j = selection.end.row + TermWin.saveLines; |
677 |
if ((i < row1 && j > row1) |
678 |
|| (i < row2 && j > row2) |
679 |
|| (i - count < row1 && i >= row1) |
680 |
|| (i - count > row2 && i <= row2) |
681 |
|| (j - count < row1 && j >= row1) |
682 |
|| (j - count > row2 && j <= row2)) |
683 |
{ |
684 |
CLEAR_ALL_SELECTION (); |
685 |
selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ |
686 |
} |
687 |
else if (j >= row1 && j <= row2) |
688 |
{ |
689 |
/* move selected region too */ |
690 |
selection.beg.row -= count; |
691 |
selection.end.row -= count; |
692 |
selection.mark.row -= count; |
693 |
} |
694 |
} |
695 |
|
696 |
selection_check (0); /* _after_ TermWin.nscrolled update */ |
697 |
|
698 |
num_scr += count; |
699 |
j = count; |
700 |
|
701 |
if (count < 0) |
702 |
count = -count; |
703 |
|
704 |
i = row2 - row1 + 1; |
705 |
MIN_IT (count, i); |
706 |
|
707 |
if (j > 0) |
708 |
{ |
709 |
/* A: scroll up */ |
710 |
|
711 |
/* A1: Copy lines that will get clobbered by the rotation */ |
712 |
for (i = 0, j = row1; i < count; i++, j++) |
713 |
{ |
714 |
buf_text[i] = screen.text[j]; |
715 |
buf_rend[i] = screen.rend[j]; |
716 |
} |
717 |
/* A2: Rotate lines */ |
718 |
for (j = row1, i = j + count; i <= row2; i++, j++) |
719 |
{ |
720 |
screen.tlen[j] = screen.tlen[i]; |
721 |
screen.text[j] = screen.text[i]; |
722 |
screen.rend[j] = screen.rend[i]; |
723 |
} |
724 |
j = row2 - count + 1, i = count; |
725 |
} |
726 |
else /* if (j < 0) */ |
727 |
{ |
728 |
/* B: scroll down */ |
729 |
|
730 |
/* B1: Copy lines that will get clobbered by the rotation */ |
731 |
for (i = 0, j = row2; i < count; i++, j--) |
732 |
{ |
733 |
buf_text[i] = screen.text[j]; |
734 |
buf_rend[i] = screen.rend[j]; |
735 |
} |
736 |
/* B2: Rotate lines */ |
737 |
for (j = row2, i = j - count; i >= row1; i--, j--) |
738 |
{ |
739 |
screen.tlen[j] = screen.tlen[i]; |
740 |
screen.text[j] = screen.text[i]; |
741 |
screen.rend[j] = screen.rend[i]; |
742 |
} |
743 |
j = row1, i = count; |
744 |
count = -count; |
745 |
} |
746 |
|
747 |
/* C: Resurrect lines */ |
748 |
for (; i--; j++) |
749 |
{ |
750 |
screen.tlen[j] = 0; |
751 |
screen.text[j] = buf_text[i]; |
752 |
screen.rend[j] = buf_rend[i]; |
753 |
|
754 |
if (!spec) /* line length may not equal TermWin.ncol */ |
755 |
scr_blank_screen_mem (screen.text, screen.rend, |
756 |
(unsigned int)j, rstyle); |
757 |
} |
758 |
|
759 |
return count; |
760 |
} |
761 |
|
762 |
/* ------------------------------------------------------------------------- */ |
763 |
/* |
764 |
* Add text given in <str> of length <len> to screen struct |
765 |
*/ |
766 |
void |
767 |
rxvt_term::scr_add_lines (const uint32_t *str, int nlines, int len) |
768 |
{ |
769 |
unsigned char checksel, clearsel; |
770 |
uint32_t c; |
771 |
int i, row, last_col; |
772 |
text_t *stp; |
773 |
rend_t *srp; |
774 |
|
775 |
if (len <= 0) /* sanity */ |
776 |
return; |
777 |
|
778 |
want_refresh = 1; |
779 |
last_col = TermWin.ncol; |
780 |
|
781 |
D_SCREEN ((stderr, "rxvt_scr_add_lines (%d,%d)", nlines, len)); |
782 |
ZERO_SCROLLBACK (); |
783 |
if (nlines > 0) |
784 |
{ |
785 |
nlines += (screen.cur.row - screen.bscroll); |
786 |
if ((nlines > 0) |
787 |
&& (screen.tscroll == 0) |
788 |
&& (screen.bscroll == (TermWin.nrow - 1))) |
789 |
{ |
790 |
/* _at least_ this many lines need to be scrolled */ |
791 |
scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); |
792 |
screen.cur.row -= nlines; |
793 |
} |
794 |
} |
795 |
#ifdef DEBUG_STRICT |
796 |
assert (screen.cur.col < last_col); |
797 |
assert ((screen.cur.row < TermWin.nrow) |
798 |
&& (screen.cur.row >= - (int32_t)TermWin.nscrolled)); |
799 |
#else /* drive with your eyes closed */ |
800 |
MIN_IT (screen.cur.col, last_col - 1); |
801 |
MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); |
802 |
MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled); |
803 |
#endif |
804 |
row = screen.cur.row + TermWin.saveLines; |
805 |
|
806 |
checksel = (selection.op |
807 |
&& current_screen == selection.screen) ? 1 : 0; |
808 |
clearsel = 0; |
809 |
|
810 |
stp = screen.text[row]; |
811 |
srp = screen.rend[row]; |
812 |
|
813 |
for (i = 0; i < len;) |
814 |
{ |
815 |
c = str[i++]; |
816 |
switch (c) |
817 |
{ |
818 |
case '\t': |
819 |
scr_tab (1); |
820 |
continue; |
821 |
case '\n': |
822 |
if (screen.tlen[row] != -1) /* XXX: think about this */ |
823 |
MAX_IT (screen.tlen[row], screen.cur.col); |
824 |
screen.flags &= ~Screen_WrapNext; |
825 |
if (screen.cur.row == screen.bscroll) |
826 |
scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); |
827 |
else if (screen.cur.row < (TermWin.nrow - 1)) |
828 |
row = (++screen.cur.row) + TermWin.saveLines; |
829 |
stp = screen.text[row]; /* _must_ refresh */ |
830 |
srp = screen.rend[row]; /* _must_ refresh */ |
831 |
continue; |
832 |
case '\r': |
833 |
if (screen.tlen[row] != -1) /* XXX: think about this */ |
834 |
MAX_IT (screen.tlen[row], screen.cur.col); |
835 |
screen.flags &= ~Screen_WrapNext; |
836 |
screen.cur.col = 0; |
837 |
continue; |
838 |
default: |
839 |
if (c == 127) |
840 |
continue; /* yummmm..... */ |
841 |
break; |
842 |
} |
843 |
|
844 |
if (checksel /* see if we're writing within selection */ |
845 |
&& !ROWCOL_IS_BEFORE (screen.cur, selection.beg) |
846 |
&& ROWCOL_IS_BEFORE (screen.cur, selection.end)) |
847 |
{ |
848 |
checksel = 0; |
849 |
clearsel = 1; |
850 |
} |
851 |
|
852 |
if (screen.flags & Screen_WrapNext) |
853 |
{ |
854 |
screen.tlen[row] = -1; |
855 |
if (screen.cur.row == screen.bscroll) |
856 |
scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); |
857 |
else if (screen.cur.row < (TermWin.nrow - 1)) |
858 |
row = (++screen.cur.row) + TermWin.saveLines; |
859 |
|
860 |
stp = screen.text[row]; /* _must_ refresh */ |
861 |
srp = screen.rend[row]; /* _must_ refresh */ |
862 |
screen.cur.col = 0; |
863 |
screen.flags &= ~Screen_WrapNext; |
864 |
} |
865 |
|
866 |
if (screen.flags & Screen_Insert) |
867 |
scr_insdel_chars (1, INSERT); |
868 |
|
869 |
if (IS_COMPOSE (c)) |
870 |
c = REPLACEMENT_CHAR; |
871 |
|
872 |
// rely on wcwidth to tell us the character width, at least for non-latin1 |
873 |
// do wcwidth before further replacements, as wcwidth says that line-drawing |
874 |
// characters have width -1 (DOH!) on gnu/linux sometimes. |
875 |
int width = c < 256 ? 1 : wcwidth (c); |
876 |
|
877 |
if (charsets[screen.charset] == '0') // DEC SPECIAL |
878 |
switch (c) |
879 |
{ |
880 |
// vt100 special graphics and line drawing |
881 |
case '`': c = 0x25c6; break; case '_': c = 0x0020; break; |
882 |
case 'a': c = 0x2592; break; case 'b': c = 0x2409; break; case 'c': c = 0x240c; break; |
883 |
case 'd': c = 0x240d; break; case 'e': c = 0x240a; break; case 'f': c = 0x00b0; break; |
884 |
case 'g': c = 0x00b1; break; case 'h': c = 0x2424; break; case 'i': c = 0x240b; break; |
885 |
case 'j': c = 0x2518; break; case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; |
886 |
case 'm': c = 0x2514; break; case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; |
887 |
case 'p': c = 0x23bb; break; case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; |
888 |
case 's': c = 0x23bd; break; case 't': c = 0x251c; break; case 'u': c = 0x2524; break; |
889 |
case 'v': c = 0x2534; break; case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; |
890 |
case 'y': c = 0x2264; break; case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; |
891 |
case '|': c = 0x2260; break; case '}': c = 0x00a3; break; case '~': c = 0x00b7; break; |
892 |
} |
893 |
|
894 |
|
895 |
if (width > 0) |
896 |
{ |
897 |
#if !UNICODE_3 |
898 |
// trim characters we can't store directly :( |
899 |
if (c >= 0x10000) |
900 |
c = rxvt_composite.compose (c); // map to lower 16 bits |
901 |
#endif |
902 |
rend_t rend = SET_FONT (rstyle, TermWin.fontset->find_font (c)); |
903 |
|
904 |
do |
905 |
{ |
906 |
stp[screen.cur.col] = c; |
907 |
srp[screen.cur.col] = rend; |
908 |
|
909 |
if (screen.cur.col < last_col - 1) |
910 |
screen.cur.col++; |
911 |
else |
912 |
{ |
913 |
screen.tlen[row] = last_col; |
914 |
if (screen.flags & Screen_Autowrap) |
915 |
screen.flags |= Screen_WrapNext; |
916 |
break; |
917 |
} |
918 |
|
919 |
c = NOCHAR; |
920 |
} |
921 |
while (--width > 0); |
922 |
|
923 |
// pad with spaces when overwriting wide character with smaller one |
924 |
for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) |
925 |
{ |
926 |
stp[c] = ' '; |
927 |
srp[c] = rend; |
928 |
} |
929 |
} |
930 |
else if (width == 0) |
931 |
{ |
932 |
#if ENCODING_COMPOSE |
933 |
// handle combining characters |
934 |
// we just tag the accent on the previous on-screen character. |
935 |
// this is arguably not correct, but also arguably not wrong. |
936 |
// we don't handle double-width characters nicely yet. |
937 |
|
938 |
text_t *tp; |
939 |
rend_t *rp; |
940 |
|
941 |
if (screen.cur.col > 0) |
942 |
{ |
943 |
tp = stp + screen.cur.col - 1; |
944 |
rp = srp + screen.cur.col - 1; |
945 |
} |
946 |
else if (screen.cur.row > 0 |
947 |
&& screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1) |
948 |
{ |
949 |
tp = screen.text[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1; |
950 |
rp = screen.rend[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1; |
951 |
} |
952 |
else |
953 |
continue; |
954 |
|
955 |
// handle double-width-chars by making them look extremely ugly |
956 |
if (*tp == NOCHAR) |
957 |
*tp = ' '; // hack //D //TODO //--tp, --rp; |
958 |
|
959 |
// first try to find a precomposed character |
960 |
uint32_t n = rxvt_compose (*tp, c); |
961 |
if (n == NOCHAR) |
962 |
n = rxvt_composite.compose (*tp, c); |
963 |
|
964 |
*tp = n; |
965 |
*rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp)); |
966 |
#endif |
967 |
} |
968 |
} |
969 |
|
970 |
if (screen.tlen[row] != -1) /* XXX: think about this */ |
971 |
MAX_IT (screen.tlen[row], screen.cur.col); |
972 |
|
973 |
/* |
974 |
* If we wrote anywhere in the selected area, kill the selection |
975 |
* XXX: should we kill the mark too? Possibly, but maybe that |
976 |
* should be a similar check. |
977 |
*/ |
978 |
if (clearsel) |
979 |
CLEAR_SELECTION (); |
980 |
|
981 |
#ifdef DEBUG_STRICT |
982 |
assert (screen.cur.row >= 0); |
983 |
#else /* drive with your eyes closed */ |
984 |
MAX_IT (screen.cur.row, 0); |
985 |
#endif |
986 |
} |
987 |
|
988 |
/* ------------------------------------------------------------------------- */ |
989 |
/* |
990 |
* Process Backspace. Move back the cursor back a position, wrap if have to |
991 |
* XTERM_SEQ: CTRL-H |
992 |
*/ |
993 |
void |
994 |
rxvt_term::scr_backspace () |
995 |
{ |
996 |
want_refresh = 1; |
997 |
if (screen.cur.col == 0) |
998 |
{ |
999 |
if (screen.cur.row > 0) |
1000 |
{ |
1001 |
#ifdef TERMCAP_HAS_BW |
1002 |
screen.cur.col = TermWin.ncol - 1; |
1003 |
screen.cur.row--; |
1004 |
return; |
1005 |
#endif |
1006 |
|
1007 |
} |
1008 |
} |
1009 |
else if ((screen.flags & Screen_WrapNext) == 0) |
1010 |
scr_gotorc (0, -1, RELATIVE); |
1011 |
screen.flags &= ~Screen_WrapNext; |
1012 |
} |
1013 |
|
1014 |
/* ------------------------------------------------------------------------- */ |
1015 |
/* |
1016 |
* Process Horizontal Tab |
1017 |
* count: +ve = forward; -ve = backwards |
1018 |
* XTERM_SEQ: CTRL-I |
1019 |
*/ |
1020 |
void |
1021 |
rxvt_term::scr_tab (int count) |
1022 |
{ |
1023 |
int i, x; |
1024 |
|
1025 |
D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count)); |
1026 |
want_refresh = 1; |
1027 |
i = x = screen.cur.col; |
1028 |
if (count == 0) |
1029 |
return; |
1030 |
else if (count > 0) |
1031 |
{ |
1032 |
for (; ++i < TermWin.ncol; ) |
1033 |
if (tabs[i]) |
1034 |
{ |
1035 |
x = i; |
1036 |
if (!--count) |
1037 |
break; |
1038 |
} |
1039 |
if (count) |
1040 |
x = TermWin.ncol - 1; |
1041 |
} |
1042 |
else /* if (count < 0) */ |
1043 |
{ |
1044 |
for (; --i >= 0; ) |
1045 |
if (tabs[i]) |
1046 |
{ |
1047 |
x = i; |
1048 |
if (!++count) |
1049 |
break; |
1050 |
} |
1051 |
if (count) |
1052 |
x = 0; |
1053 |
} |
1054 |
if (x != screen.cur.col) |
1055 |
scr_gotorc (0, x, R_RELATIVE); |
1056 |
} |
1057 |
|
1058 |
/* ------------------------------------------------------------------------- */ |
1059 |
/* |
1060 |
* Process DEC Back Index |
1061 |
* XTERM_SEQ: ESC 6 |
1062 |
* Move cursor left in row. If we're at the left boundary, shift everything |
1063 |
* in that row right. Clear left column. |
1064 |
*/ |
1065 |
#ifndef NO_FRILLS |
1066 |
void |
1067 |
rxvt_term::scr_backindex () |
1068 |
{ |
1069 |
if (screen.cur.col > 0) |
1070 |
scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); |
1071 |
else |
1072 |
{ |
1073 |
if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0) |
1074 |
return; /* um, yeah? */ |
1075 |
scr_insdel_chars (1, INSERT); |
1076 |
} |
1077 |
} |
1078 |
#endif |
1079 |
/* ------------------------------------------------------------------------- */ |
1080 |
/* |
1081 |
* Process DEC Forward Index |
1082 |
* XTERM_SEQ: ESC 9 |
1083 |
* Move cursor right in row. If we're at the right boundary, shift everything |
1084 |
* in that row left. Clear right column. |
1085 |
*/ |
1086 |
#ifndef NO_FRILLS |
1087 |
void |
1088 |
rxvt_term::scr_forwardindex () |
1089 |
{ |
1090 |
int row; |
1091 |
|
1092 |
if (screen.cur.col < TermWin.ncol - 1) |
1093 |
scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); |
1094 |
else |
1095 |
{ |
1096 |
row = screen.cur.row + TermWin.saveLines; |
1097 |
if (screen.tlen[row] == 0) |
1098 |
return; /* um, yeah? */ |
1099 |
else if (screen.tlen[row] == -1) |
1100 |
screen.tlen[row] = TermWin.ncol; |
1101 |
scr_gotorc (0, 0, R_RELATIVE); |
1102 |
scr_insdel_chars (1, DELETE); |
1103 |
scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); |
1104 |
} |
1105 |
} |
1106 |
#endif |
1107 |
|
1108 |
/* ------------------------------------------------------------------------- */ |
1109 |
/* |
1110 |
* Goto Row/Column |
1111 |
*/ |
1112 |
void |
1113 |
rxvt_term::scr_gotorc (int row, int col, int relative) |
1114 |
{ |
1115 |
want_refresh = 1; |
1116 |
ZERO_SCROLLBACK (); |
1117 |
|
1118 |
D_SCREEN ((stderr, "rxvt_scr_gotorc (r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, screen.cur.row, screen.cur.col)); |
1119 |
|
1120 |
screen.cur.col = ((relative & C_RELATIVE) ? (screen.cur.col + col) |
1121 |
: col); |
1122 |
MAX_IT (screen.cur.col, 0); |
1123 |
MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1); |
1124 |
|
1125 |
screen.flags &= ~Screen_WrapNext; |
1126 |
if (relative & R_RELATIVE) |
1127 |
{ |
1128 |
if (row > 0) |
1129 |
{ |
1130 |
if (screen.cur.row <= screen.bscroll |
1131 |
&& (screen.cur.row + row) > screen.bscroll) |
1132 |
screen.cur.row = screen.bscroll; |
1133 |
else |
1134 |
screen.cur.row += row; |
1135 |
} |
1136 |
else if (row < 0) |
1137 |
{ |
1138 |
if (screen.cur.row >= screen.tscroll |
1139 |
&& (screen.cur.row + row) < screen.tscroll) |
1140 |
screen.cur.row = screen.tscroll; |
1141 |
else |
1142 |
screen.cur.row += row; |
1143 |
} |
1144 |
} |
1145 |
else |
1146 |
{ |
1147 |
if (screen.flags & Screen_Relative) |
1148 |
{ /* relative origin mode */ |
1149 |
screen.cur.row = row + screen.tscroll; |
1150 |
MIN_IT (screen.cur.row, screen.bscroll); |
1151 |
} |
1152 |
else |
1153 |
screen.cur.row = row; |
1154 |
} |
1155 |
MAX_IT (screen.cur.row, 0); |
1156 |
MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); |
1157 |
|
1158 |
while (screen.cur.col > 0 |
1159 |
&& screen.text[screen.cur.row + TermWin.saveLines][screen.cur.col] == NOCHAR) |
1160 |
screen.cur.col--; |
1161 |
} |
1162 |
|
1163 |
/* ------------------------------------------------------------------------- */ |
1164 |
/* |
1165 |
* direction should be UP or DN |
1166 |
*/ |
1167 |
void |
1168 |
rxvt_term::scr_index (enum page_dirn direction) |
1169 |
{ |
1170 |
int dirn; |
1171 |
|
1172 |
want_refresh = 1; |
1173 |
dirn = ((direction == UP) ? 1 : -1); |
1174 |
D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn)); |
1175 |
|
1176 |
ZERO_SCROLLBACK (); |
1177 |
|
1178 |
screen.flags &= ~Screen_WrapNext; |
1179 |
if ((screen.cur.row == screen.bscroll && direction == UP) |
1180 |
|| (screen.cur.row == screen.tscroll && direction == DN)) |
1181 |
scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); |
1182 |
else |
1183 |
screen.cur.row += dirn; |
1184 |
MAX_IT (screen.cur.row, 0); |
1185 |
MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); |
1186 |
selection_check (0); |
1187 |
} |
1188 |
|
1189 |
/* ------------------------------------------------------------------------- */ |
1190 |
/* |
1191 |
* Erase part or whole of a line |
1192 |
* XTERM_SEQ: Clear line to right: ESC [ 0 K |
1193 |
* XTERM_SEQ: Clear line to left : ESC [ 1 K |
1194 |
* XTERM_SEQ: Clear whole line : ESC [ 2 K |
1195 |
*/ |
1196 |
void |
1197 |
rxvt_term::scr_erase_line (int mode) |
1198 |
{ |
1199 |
unsigned int row, col, num; |
1200 |
|
1201 |
want_refresh = 1; |
1202 |
D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row)); |
1203 |
ZERO_SCROLLBACK (); |
1204 |
|
1205 |
selection_check (1); |
1206 |
|
1207 |
screen.flags &= ~Screen_WrapNext; |
1208 |
|
1209 |
row = TermWin.saveLines + screen.cur.row; |
1210 |
switch (mode) |
1211 |
{ |
1212 |
case 0: /* erase to end of line */ |
1213 |
col = screen.cur.col; |
1214 |
num = TermWin.ncol - col; |
1215 |
MIN_IT (screen.tlen[row], (int16_t)col); |
1216 |
if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) |
1217 |
|| ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) |
1218 |
CLEAR_SELECTION (); |
1219 |
break; |
1220 |
case 1: /* erase to beginning of line */ |
1221 |
col = 0; |
1222 |
num = screen.cur.col + 1; |
1223 |
if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) |
1224 |
|| ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) |
1225 |
CLEAR_SELECTION (); |
1226 |
break; |
1227 |
case 2: /* erase whole line */ |
1228 |
col = 0; |
1229 |
num = TermWin.ncol; |
1230 |
screen.tlen[row] = 0; |
1231 |
if (selection.beg.row <= screen.cur.row |
1232 |
&& selection.end.row >= screen.cur.row) |
1233 |
CLEAR_SELECTION (); |
1234 |
break; |
1235 |
default: |
1236 |
return; |
1237 |
} |
1238 |
|
1239 |
if (screen.text[row]) |
1240 |
scr_blank_line (& (screen.text[row][col]), |
1241 |
& (screen.rend[row][col]), num, rstyle); |
1242 |
else |
1243 |
scr_blank_screen_mem (screen.text, screen.rend, row, rstyle); |
1244 |
} |
1245 |
|
1246 |
/* ------------------------------------------------------------------------- */ |
1247 |
/* |
1248 |
* Erase part of whole of the screen |
1249 |
* XTERM_SEQ: Clear screen after cursor : ESC [ 0 J |
1250 |
* XTERM_SEQ: Clear screen before cursor: ESC [ 1 J |
1251 |
* XTERM_SEQ: Clear whole screen : ESC [ 2 J |
1252 |
*/ |
1253 |
void |
1254 |
rxvt_term::scr_erase_screen (int mode) |
1255 |
{ |
1256 |
int num; |
1257 |
int32_t row, row_offset; |
1258 |
rend_t ren; |
1259 |
XGCValues gcvalue; |
1260 |
|
1261 |
want_refresh = 1; |
1262 |
D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row)); |
1263 |
ZERO_SCROLLBACK (); |
1264 |
row_offset = (int32_t)TermWin.saveLines; |
1265 |
|
1266 |
switch (mode) |
1267 |
{ |
1268 |
case 0: /* erase to end of screen */ |
1269 |
selection_check (1); |
1270 |
scr_erase_line (0); |
1271 |
row = screen.cur.row + 1; /* possible OOB */ |
1272 |
num = TermWin.nrow - row; |
1273 |
break; |
1274 |
case 1: /* erase to beginning of screen */ |
1275 |
selection_check (3); |
1276 |
scr_erase_line (1); |
1277 |
row = 0; |
1278 |
num = screen.cur.row; |
1279 |
break; |
1280 |
case 2: /* erase whole screen */ |
1281 |
selection_check (3); |
1282 |
row = 0; |
1283 |
num = TermWin.nrow; |
1284 |
break; |
1285 |
default: |
1286 |
return; |
1287 |
} |
1288 |
refresh_type |= REFRESH_BOUNDS; |
1289 |
if (selection.op && current_screen == selection.screen |
1290 |
&& ((selection.beg.row >= row && selection.beg.row <= row + num) |
1291 |
|| (selection.end.row >= row |
1292 |
&& selection.end.row <= row + num))) |
1293 |
CLEAR_SELECTION (); |
1294 |
if (row >= TermWin.nrow) /* Out Of Bounds */ |
1295 |
return; |
1296 |
MIN_IT (num, (TermWin.nrow - row)); |
1297 |
if (rstyle & (RS_RVid | RS_Uline)) |
1298 |
ren = (rend_t) ~RS_None; |
1299 |
else if (GET_BASEBG (rstyle) == Color_bg) |
1300 |
{ |
1301 |
ren = DEFAULT_RSTYLE; |
1302 |
CLEAR_ROWS (row, num); |
1303 |
} |
1304 |
else |
1305 |
{ |
1306 |
ren = (rstyle & (RS_fgMask | RS_bgMask)); |
1307 |
gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)]; |
1308 |
XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); |
1309 |
ERASE_ROWS (row, num); |
1310 |
gcvalue.foreground = PixColors[Color_fg]; |
1311 |
XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); |
1312 |
} |
1313 |
for (; num--; row++) |
1314 |
{ |
1315 |
scr_blank_screen_mem (screen.text, screen.rend, |
1316 |
(unsigned int) (row + row_offset), rstyle); |
1317 |
screen.tlen[row + row_offset] = 0; |
1318 |
scr_blank_line (drawn_text[row], drawn_rend[row], |
1319 |
(unsigned int)TermWin.ncol, ren); |
1320 |
} |
1321 |
} |
1322 |
|
1323 |
/* ------------------------------------------------------------------------- */ |
1324 |
/* |
1325 |
* Fill the screen with `E's |
1326 |
* XTERM_SEQ: Screen Alignment Test: ESC # 8 |
1327 |
*/ |
1328 |
void |
1329 |
rxvt_term::scr_E () |
1330 |
{ |
1331 |
int i, j, k; |
1332 |
rend_t *r1, fs; |
1333 |
|
1334 |
want_refresh = 1; |
1335 |
num_scr_allow = 0; |
1336 |
ZERO_SCROLLBACK (); |
1337 |
selection_check (3); |
1338 |
|
1339 |
fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); |
1340 |
for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) |
1341 |
{ |
1342 |
screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ |
1343 |
fill_text (screen.text[k], 'E', TermWin.ncol); |
1344 |
for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) |
1345 |
*r1++ = fs; |
1346 |
} |
1347 |
} |
1348 |
|
1349 |
/* ------------------------------------------------------------------------- */ |
1350 |
/* |
1351 |
* Insert/Delete <count> lines |
1352 |
*/ |
1353 |
void |
1354 |
rxvt_term::scr_insdel_lines (int count, int insdel) |
1355 |
{ |
1356 |
int end; |
1357 |
|
1358 |
ZERO_SCROLLBACK (); |
1359 |
|
1360 |
selection_check (1); |
1361 |
|
1362 |
if (screen.cur.row > screen.bscroll) |
1363 |
return; |
1364 |
|
1365 |
end = screen.bscroll - screen.cur.row + 1; |
1366 |
if (count > end) |
1367 |
{ |
1368 |
if (insdel == DELETE) |
1369 |
return; |
1370 |
else if (insdel == INSERT) |
1371 |
count = end; |
1372 |
} |
1373 |
screen.flags &= ~Screen_WrapNext; |
1374 |
|
1375 |
scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); |
1376 |
} |
1377 |
|
1378 |
/* ------------------------------------------------------------------------- */ |
1379 |
/* |
1380 |
* Insert/Delete <count> characters from the current position |
1381 |
*/ |
1382 |
void |
1383 |
rxvt_term::scr_insdel_chars (int count, int insdel) |
1384 |
{ |
1385 |
int col, row; |
1386 |
rend_t tr; |
1387 |
text_t *stp; |
1388 |
rend_t *srp; |
1389 |
int16_t *slp; |
1390 |
|
1391 |
want_refresh = 1; |
1392 |
ZERO_SCROLLBACK (); |
1393 |
|
1394 |
if (count <= 0) |
1395 |
return; |
1396 |
|
1397 |
selection_check (1); |
1398 |
MIN_IT (count, (TermWin.ncol - screen.cur.col)); |
1399 |
|
1400 |
row = screen.cur.row + TermWin.saveLines; |
1401 |
screen.flags &= ~Screen_WrapNext; |
1402 |
|
1403 |
stp = screen.text[row]; |
1404 |
srp = screen.rend[row]; |
1405 |
slp = & (screen.tlen[row]); |
1406 |
switch (insdel) |
1407 |
{ |
1408 |
case INSERT: |
1409 |
for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; |
1410 |
col--) |
1411 |
{ |
1412 |
stp[col] = stp[col - count]; |
1413 |
srp[col] = srp[col - count]; |
1414 |
} |
1415 |
if (*slp != -1) |
1416 |
{ |
1417 |
*slp += count; |
1418 |
MIN_IT (*slp, TermWin.ncol); |
1419 |
} |
1420 |
if (selection.op && current_screen == selection.screen |
1421 |
&& ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) |
1422 |
{ |
1423 |
if (selection.end.row != screen.cur.row |
1424 |
|| (selection.end.col + count >= TermWin.ncol)) |
1425 |
CLEAR_SELECTION (); |
1426 |
else |
1427 |
{ /* shift selection */ |
1428 |
selection.beg.col += count; |
1429 |
selection.mark.col += count; /* XXX: yes? */ |
1430 |
selection.end.col += count; |
1431 |
} |
1432 |
} |
1433 |
scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), |
1434 |
(unsigned int)count, rstyle); |
1435 |
break; |
1436 |
case ERASE: |
1437 |
screen.cur.col += count; /* don't worry if > TermWin.ncol */ |
1438 |
selection_check (1); |
1439 |
screen.cur.col -= count; |
1440 |
scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), |
1441 |
(unsigned int)count, rstyle); |
1442 |
break; |
1443 |
case DELETE: |
1444 |
tr = srp[TermWin.ncol - 1] |
1445 |
& (RS_fgMask | RS_bgMask | RS_baseattrMask); |
1446 |
for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) |
1447 |
{ |
1448 |
stp[col] = stp[col + count]; |
1449 |
srp[col] = srp[col + count]; |
1450 |
} |
1451 |
scr_blank_line (& (stp[TermWin.ncol - count]), |
1452 |
& (srp[TermWin.ncol - count]), |
1453 |
(unsigned int)count, tr); |
1454 |
if (*slp == -1) /* break line continuation */ |
1455 |
*slp = TermWin.ncol; |
1456 |
*slp -= count; |
1457 |
MAX_IT (*slp, 0); |
1458 |
if (selection.op && current_screen == selection.screen |
1459 |
&& ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) |
1460 |
{ |
1461 |
if (selection.end.row != screen.cur.row |
1462 |
|| (screen.cur.col >= selection.beg.col - count) |
1463 |
|| selection.end.col >= TermWin.ncol) |
1464 |
CLEAR_SELECTION (); |
1465 |
else |
1466 |
{ |
1467 |
/* shift selection */ |
1468 |
selection.beg.col -= count; |
1469 |
selection.mark.col -= count; /* XXX: yes? */ |
1470 |
selection.end.col -= count; |
1471 |
} |
1472 |
} |
1473 |
break; |
1474 |
} |
1475 |
} |
1476 |
|
1477 |
/* ------------------------------------------------------------------------- */ |
1478 |
/* |
1479 |
* Set the scrolling region |
1480 |
* XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r |
1481 |
*/ |
1482 |
void |
1483 |
rxvt_term::scr_scroll_region (int top, int bot) |
1484 |
{ |
1485 |
MAX_IT (top, 0); |
1486 |
MIN_IT (bot, (int)TermWin.nrow - 1); |
1487 |
if (top > bot) |
1488 |
return; |
1489 |
screen.tscroll = top; |
1490 |
screen.bscroll = bot; |
1491 |
scr_gotorc (0, 0, 0); |
1492 |
} |
1493 |
|
1494 |
/* ------------------------------------------------------------------------- */ |
1495 |
/* |
1496 |
* Make the cursor visible/invisible |
1497 |
* XTERM_SEQ: Make cursor visible : ESC [ ? 25 h |
1498 |
* XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l |
1499 |
*/ |
1500 |
void |
1501 |
rxvt_term::scr_cursor_visible (int mode) |
1502 |
{ |
1503 |
want_refresh = 1; |
1504 |
if (mode) |
1505 |
screen.flags |= Screen_VisibleCursor; |
1506 |
else |
1507 |
screen.flags &= ~Screen_VisibleCursor; |
1508 |
} |
1509 |
|
1510 |
/* ------------------------------------------------------------------------- */ |
1511 |
/* |
1512 |
* Set/unset automatic wrapping |
1513 |
* XTERM_SEQ: Set Wraparound : ESC [ ? 7 h |
1514 |
* XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l |
1515 |
*/ |
1516 |
void |
1517 |
rxvt_term::scr_autowrap (int mode) |
1518 |
{ |
1519 |
if (mode) |
1520 |
screen.flags |= Screen_Autowrap; |
1521 |
else |
1522 |
screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext); |
1523 |
} |
1524 |
|
1525 |
/* ------------------------------------------------------------------------- */ |
1526 |
/* |
1527 |
* Set/unset margin origin mode |
1528 |
* Absolute mode: line numbers are counted relative to top margin of screen |
1529 |
* and the cursor can be moved outside the scrolling region. |
1530 |
* Relative mode: line numbers are relative to top margin of scrolling region |
1531 |
* and the cursor cannot be moved outside. |
1532 |
* XTERM_SEQ: Set Absolute: ESC [ ? 6 h |
1533 |
* XTERM_SEQ: Set Relative: ESC [ ? 6 l |
1534 |
*/ |
1535 |
void |
1536 |
rxvt_term::scr_relative_origin (int mode) |
1537 |
{ |
1538 |
if (mode) |
1539 |
screen.flags |= Screen_Relative; |
1540 |
else |
1541 |
screen.flags &= ~Screen_Relative; |
1542 |
scr_gotorc (0, 0, 0); |
1543 |
} |
1544 |
|
1545 |
/* ------------------------------------------------------------------------- */ |
1546 |
/* |
1547 |
* Set insert/replace mode |
1548 |
* XTERM_SEQ: Set Insert mode : ESC [ ? 4 h |
1549 |
* XTERM_SEQ: Set Replace mode: ESC [ ? 4 l |
1550 |
*/ |
1551 |
void |
1552 |
rxvt_term::scr_insert_mode (int mode) |
1553 |
{ |
1554 |
if (mode) |
1555 |
screen.flags |= Screen_Insert; |
1556 |
else |
1557 |
screen.flags &= ~Screen_Insert; |
1558 |
} |
1559 |
|
1560 |
/* ------------------------------------------------------------------------- */ |
1561 |
/* |
1562 |
* Set/Unset tabs |
1563 |
* XTERM_SEQ: Set tab at current column : ESC H |
1564 |
* XTERM_SEQ: Clear tab at current column: ESC [ 0 g |
1565 |
* XTERM_SEQ: Clear all tabs : ESC [ 3 g |
1566 |
*/ |
1567 |
void |
1568 |
rxvt_term::scr_set_tab (int mode) |
1569 |
{ |
1570 |
if (mode < 0) |
1571 |
MEMSET (tabs, 0, TermWin.ncol * sizeof (char)); |
1572 |
else if (screen.cur.col < TermWin.ncol) |
1573 |
tabs[screen.cur.col] = (mode ? 1 : 0); |
1574 |
} |
1575 |
|
1576 |
/* ------------------------------------------------------------------------- */ |
1577 |
/* |
1578 |
* Set reverse/normal video |
1579 |
* XTERM_SEQ: Reverse video: ESC [ ? 5 h |
1580 |
* XTERM_SEQ: Normal video : ESC [ ? 5 l |
1581 |
*/ |
1582 |
void |
1583 |
rxvt_term::scr_rvideo_mode (int mode) |
1584 |
{ |
1585 |
XGCValues gcvalue; |
1586 |
|
1587 |
if (rvideo != mode) |
1588 |
{ |
1589 |
rvideo = mode; |
1590 |
SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color); |
1591 |
#if defined(XPM_BACKGROUND) |
1592 |
if (bgPixmap.pixmap == None) |
1593 |
#endif |
1594 |
#if defined(TRANSPARENT) |
1595 |
if (! (Options & Opt_transparent) || am_transparent == 0) |
1596 |
#endif |
1597 |
XSetWindowBackground (display->display, TermWin.vt, |
1598 |
PixColors[Color_bg]); |
1599 |
|
1600 |
gcvalue.foreground = PixColors[Color_fg]; |
1601 |
gcvalue.background = PixColors[Color_bg]; |
1602 |
XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, |
1603 |
&gcvalue); |
1604 |
scr_clear (); |
1605 |
scr_touch (true); |
1606 |
} |
1607 |
} |
1608 |
|
1609 |
/* ------------------------------------------------------------------------- */ |
1610 |
/* |
1611 |
* Report current cursor position |
1612 |
* XTERM_SEQ: Report position: ESC [ 6 n |
1613 |
*/ |
1614 |
void |
1615 |
rxvt_term::scr_report_position () |
1616 |
{ |
1617 |
tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); |
1618 |
} |
1619 |
|
1620 |
/* ------------------------------------------------------------------------- * |
1621 |
* FONTS * |
1622 |
* ------------------------------------------------------------------------- */ |
1623 |
|
1624 |
/* |
1625 |
* Set font style |
1626 |
*/ |
1627 |
void |
1628 |
rxvt_term::set_font_style () |
1629 |
{ |
1630 |
switch (charsets[screen.charset]) |
1631 |
{ |
1632 |
case '0': /* DEC Special Character & Line Drawing Set */ |
1633 |
break; |
1634 |
case 'A': /* United Kingdom (UK) */ |
1635 |
break; |
1636 |
case 'B': /* United States (USASCII) */ |
1637 |
break; |
1638 |
case '<': /* Multinational character set */ |
1639 |
break; |
1640 |
case '5': /* Finnish character set */ |
1641 |
break; |
1642 |
case 'C': /* Finnish character set */ |
1643 |
break; |
1644 |
case 'K': /* German character set */ |
1645 |
break; |
1646 |
} |
1647 |
} |
1648 |
|
1649 |
/* ------------------------------------------------------------------------- */ |
1650 |
/* |
1651 |
* Choose a font |
1652 |
* XTERM_SEQ: Invoke G0 character set: CTRL-O |
1653 |
* XTERM_SEQ: Invoke G1 character set: CTRL-N |
1654 |
* XTERM_SEQ: Invoke G2 character set: ESC N |
1655 |
* XTERM_SEQ: Invoke G3 character set: ESC O |
1656 |
*/ |
1657 |
void |
1658 |
rxvt_term::scr_charset_choose (int set) |
1659 |
{ |
1660 |
screen.charset = set; |
1661 |
set_font_style (); |
1662 |
} |
1663 |
|
1664 |
/* ------------------------------------------------------------------------- */ |
1665 |
/* |
1666 |
* Set a font |
1667 |
* XTERM_SEQ: Set G0 character set: ESC ( <C> |
1668 |
* XTERM_SEQ: Set G1 character set: ESC ) <C> |
1669 |
* XTERM_SEQ: Set G2 character set: ESC * <C> |
1670 |
* XTERM_SEQ: Set G3 character set: ESC + <C> |
1671 |
* See set_font_style for possible values for <C> |
1672 |
*/ |
1673 |
void |
1674 |
rxvt_term::scr_charset_set (int set, unsigned int ch) |
1675 |
{ |
1676 |
charsets[set] = (unsigned char)ch; |
1677 |
set_font_style (); |
1678 |
} |
1679 |
|
1680 |
|
1681 |
/* ------------------------------------------------------------------------- * |
1682 |
* MAJOR SCREEN MANIPULATION * |
1683 |
* ------------------------------------------------------------------------- */ |
1684 |
|
1685 |
/* |
1686 |
* refresh matching text. |
1687 |
*/ |
1688 |
bool |
1689 |
rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) |
1690 |
{ |
1691 |
bool found = false; |
1692 |
|
1693 |
for (int i = 0; i < TermWin.nrow; i++) |
1694 |
{ |
1695 |
int col = 0; |
1696 |
rend_t *drp = drawn_rend [i]; |
1697 |
|
1698 |
for (; col < TermWin.ncol; col++, drp++) |
1699 |
if ((*drp & mask) == value) |
1700 |
{ |
1701 |
found = true; |
1702 |
*drp = ~value; |
1703 |
} |
1704 |
} |
1705 |
|
1706 |
return found; |
1707 |
} |
1708 |
|
1709 |
/* |
1710 |
* Refresh an area |
1711 |
*/ |
1712 |
enum { |
1713 |
PART_BEG = 0, |
1714 |
PART_END, |
1715 |
RC_COUNT |
1716 |
}; |
1717 |
|
1718 |
void |
1719 |
rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) |
1720 |
{ |
1721 |
int i; |
1722 |
row_col_t rc[RC_COUNT]; |
1723 |
|
1724 |
if (drawn_text == NULL) /* sanity check */ |
1725 |
return; |
1726 |
|
1727 |
#ifdef DEBUG_STRICT |
1728 |
x = max (x, (int)TermWin.int_bwidth); |
1729 |
x = min (x, (int)TermWin.width); |
1730 |
y = max (y, (int)TermWin.int_bwidth); |
1731 |
y = min (y, (int)TermWin.height); |
1732 |
#endif |
1733 |
|
1734 |
/* round down */ |
1735 |
rc[PART_BEG].col = Pixel2Col (x); |
1736 |
rc[PART_BEG].row = Pixel2Row (y); |
1737 |
/* round up */ |
1738 |
rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); |
1739 |
rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); |
1740 |
|
1741 |
/* sanity checks */ |
1742 |
for (i = PART_BEG; i < RC_COUNT; i++) |
1743 |
{ |
1744 |
MIN_IT (rc[i].col, TermWin.ncol - 1); |
1745 |
MIN_IT (rc[i].row, TermWin.nrow - 1); |
1746 |
} |
1747 |
|
1748 |
D_SCREEN ((stderr, "rxvt_scr_expose (x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)- (c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row)); |
1749 |
|
1750 |
for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) |
1751 |
fill_text (& (drawn_text[i][rc[PART_BEG].col]), 0, |
1752 |
(rc[PART_END].col - rc[PART_BEG].col + 1)); |
1753 |
|
1754 |
if (refresh) |
1755 |
scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); |
1756 |
} |
1757 |
|
1758 |
/* ------------------------------------------------------------------------- */ |
1759 |
/* |
1760 |
* Refresh the entire screen |
1761 |
*/ |
1762 |
void |
1763 |
rxvt_term::scr_touch (bool refresh) |
1764 |
{ |
1765 |
scr_expose (0, 0, TermWin.width, TermWin.height, refresh); |
1766 |
} |
1767 |
|
1768 |
/* ------------------------------------------------------------------------- */ |
1769 |
/* |
1770 |
* Move the display so that the line represented by scrollbar value Y is at |
1771 |
* the top of the screen |
1772 |
*/ |
1773 |
int |
1774 |
rxvt_term::scr_move_to (int y, int len) |
1775 |
{ |
1776 |
long p = 0; |
1777 |
uint16_t oldviewstart; |
1778 |
|
1779 |
oldviewstart = TermWin.view_start; |
1780 |
if (y < len) |
1781 |
{ |
1782 |
p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len; |
1783 |
p -= (long) (TermWin.nrow - 1); |
1784 |
p = max (p, 0); |
1785 |
} |
1786 |
TermWin.view_start = (uint16_t)min (p, TermWin.nscrolled); |
1787 |
D_SCREEN ((stderr, "rxvt_scr_move_to (%d, %d) view_start:%d", y, len, TermWin.view_start)); |
1788 |
|
1789 |
return scr_changeview (oldviewstart); |
1790 |
} |
1791 |
|
1792 |
/* ------------------------------------------------------------------------- */ |
1793 |
/* |
1794 |
* Page the screen up/down nlines |
1795 |
* direction should be UP or DN |
1796 |
*/ |
1797 |
int |
1798 |
rxvt_term::scr_page (enum page_dirn direction, int nlines) |
1799 |
{ |
1800 |
int n; |
1801 |
uint16_t oldviewstart; |
1802 |
|
1803 |
D_SCREEN ((stderr, "rxvt_scr_page (%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, TermWin.view_start)); |
1804 |
#ifdef DEBUG_STRICT |
1805 |
assert ((nlines >= 0) && (nlines <= TermWin.nrow)); |
1806 |
#endif |
1807 |
oldviewstart = TermWin.view_start; |
1808 |
if (direction == UP) |
1809 |
{ |
1810 |
n = TermWin.view_start + nlines; |
1811 |
TermWin.view_start = min (n, TermWin.nscrolled); |
1812 |
} |
1813 |
else |
1814 |
{ |
1815 |
n = TermWin.view_start - nlines; |
1816 |
TermWin.view_start = max (n, 0); |
1817 |
} |
1818 |
return scr_changeview (oldviewstart); |
1819 |
} |
1820 |
|
1821 |
int |
1822 |
rxvt_term::scr_changeview (uint16_t oldviewstart) |
1823 |
{ |
1824 |
if (TermWin.view_start != oldviewstart) |
1825 |
{ |
1826 |
want_refresh = 1; |
1827 |
num_scr -= (TermWin.view_start - oldviewstart); |
1828 |
} |
1829 |
return (int) (TermWin.view_start - oldviewstart); |
1830 |
} |
1831 |
|
1832 |
/* ------------------------------------------------------------------------- */ |
1833 |
void |
1834 |
rxvt_term::scr_bell () |
1835 |
{ |
1836 |
#ifndef NO_BELL |
1837 |
# ifndef NO_MAPALERT |
1838 |
# ifdef MAPALERT_OPTION |
1839 |
if (Options & Opt_mapAlert) |
1840 |
# endif |
1841 |
XMapWindow (display->display, TermWin.parent[0]); |
1842 |
# endif |
1843 |
if (Options & Opt_visualBell) |
1844 |
{ |
1845 |
scr_rvideo_mode (!rvideo); /* refresh also done */ |
1846 |
scr_rvideo_mode (!rvideo); /* refresh also done */ |
1847 |
} |
1848 |
else |
1849 |
XBell (display->display, 0); |
1850 |
#endif |
1851 |
} |
1852 |
|
1853 |
/* ------------------------------------------------------------------------- */ |
1854 |
/* ARGSUSED */ |
1855 |
void |
1856 |
rxvt_term::scr_printscreen (int fullhist) |
1857 |
{ |
1858 |
#ifdef PRINTPIPE |
1859 |
int i, r1, nrows, row_offset; |
1860 |
text_t *t; |
1861 |
FILE *fd; |
1862 |
|
1863 |
if ((fd = popen_printer ()) == NULL) |
1864 |
return; |
1865 |
nrows = TermWin.nrow; |
1866 |
row_offset = TermWin.saveLines; |
1867 |
if (!fullhist) |
1868 |
row_offset -= TermWin.view_start; |
1869 |
else |
1870 |
{ |
1871 |
nrows += TermWin.nscrolled; |
1872 |
row_offset -= TermWin.nscrolled; |
1873 |
} |
1874 |
|
1875 |
for (r1 = 0; r1 < nrows; r1++) |
1876 |
{ |
1877 |
t = screen.text[r1 + row_offset]; |
1878 |
for (i = TermWin.ncol - 1; i >= 0; i--) |
1879 |
if (!isspace (t[i])) |
1880 |
break; |
1881 |
fprintf (fd, "%.*s\n", (i + 1), t); |
1882 |
} |
1883 |
pclose_printer (fd); |
1884 |
#endif |
1885 |
} |
1886 |
|
1887 |
/* ------------------------------------------------------------------------- */ |
1888 |
/* |
1889 |
* Refresh the screen |
1890 |
* drawn_text/drawn_rend contain the screen information before the update. |
1891 |
* screen.text/screen.rend contain what the screen will change to. |
1892 |
*/ |
1893 |
|
1894 |
#define FONT_WIDTH(X, Y) \ |
1895 |
(X)->per_char[ (Y) - (X)->min_char_or_byte2].width |
1896 |
#define FONT_RBEAR(X, Y) \ |
1897 |
(X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing |
1898 |
#define FONT_LBEAR(X, Y) \ |
1899 |
(X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing |
1900 |
#define IS_FONT_CHAR(X, Y) \ |
1901 |
((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2) |
1902 |
|
1903 |
void |
1904 |
rxvt_term::scr_refresh (unsigned char refresh_type) |
1905 |
{ |
1906 |
unsigned char clearfirst, /* first character writes before cell */ |
1907 |
clearlast, /* last character writes beyond cell */ |
1908 |
must_clear, /* use draw_string not draw_image_string */ |
1909 |
rvid, /* reverse video this position */ |
1910 |
showcursor; /* show the cursor */ |
1911 |
int16_t col, row, /* column/row we're processing */ |
1912 |
ocrow; /* old cursor row */ |
1913 |
int i, /* tmp */ |
1914 |
row_offset; /* basic offset in screen structure */ |
1915 |
#ifndef NO_CURSORCOLOR |
1916 |
rend_t cc1; /* store colours at cursor position (s) */ |
1917 |
#endif |
1918 |
rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ |
1919 |
text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ |
1920 |
|
1921 |
if (refresh_type == NO_REFRESH || !TermWin.mapped) |
1922 |
return; |
1923 |
|
1924 |
/* |
1925 |
* A: set up vars |
1926 |
*/ |
1927 |
clearfirst = clearlast = must_clear = 0; |
1928 |
|
1929 |
refresh_count = 0; |
1930 |
|
1931 |
row_offset = TermWin.saveLines - TermWin.view_start; |
1932 |
|
1933 |
if ((refresh_type & REFRESH_BOUNDS)) |
1934 |
{ |
1935 |
clearfirst = clearlast = 1; |
1936 |
refresh_type &= ~REFRESH_BOUNDS; |
1937 |
} |
1938 |
|
1939 |
#ifdef XPM_BACKGROUND |
1940 |
must_clear |= (bgPixmap.pixmap != None); |
1941 |
#endif |
1942 |
#ifdef TRANSPARENT |
1943 |
must_clear |= ((Options & Opt_transparent) && am_transparent); |
1944 |
#endif |
1945 |
ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ |
1946 |
|
1947 |
/* |
1948 |
* B: reverse any characters which are selected |
1949 |
*/ |
1950 |
scr_reverse_selection (); |
1951 |
|
1952 |
/* |
1953 |
* C: set the cursor character (s) |
1954 |
*/ |
1955 |
{ |
1956 |
unsigned char setoldcursor; |
1957 |
rend_t ccol1, /* Cursor colour */ |
1958 |
ccol2; /* Cursor colour2 */ |
1959 |
|
1960 |
showcursor = (screen.flags & Screen_VisibleCursor); |
1961 |
#ifdef CURSOR_BLINK |
1962 |
if (hidden_cursor) |
1963 |
showcursor = 0; |
1964 |
#endif |
1965 |
|
1966 |
if (showcursor) |
1967 |
{ |
1968 |
srp = & (screen.rend[screen.cur.row + TermWin.saveLines] |
1969 |
[screen.cur.col]); |
1970 |
|
1971 |
if (showcursor && TermWin.focus) |
1972 |
{ |
1973 |
*srp ^= RS_RVid; |
1974 |
#ifndef NO_CURSORCOLOR |
1975 |
cc1 = *srp & (RS_fgMask | RS_bgMask); |
1976 |
if (ISSET_PIXCOLOR (Color_cursor)) |
1977 |
ccol1 = Color_cursor; |
1978 |
else |
1979 |
#ifdef CURSOR_COLOR_IS_RENDITION_COLOR |
1980 |
ccol1 = GET_FGCOLOR (rstyle); |
1981 |
#else |
1982 |
ccol1 = Color_fg; |
1983 |
#endif |
1984 |
if (ISSET_PIXCOLOR (Color_cursor2)) |
1985 |
ccol2 = Color_cursor2; |
1986 |
else |
1987 |
#ifdef CURSOR_COLOR_IS_RENDITION_COLOR |
1988 |
ccol2 = GET_BGCOLOR (rstyle); |
1989 |
#else |
1990 |
ccol2 = Color_bg; |
1991 |
#endif |
1992 |
*srp = SET_FGCOLOR (*srp, ccol1); |
1993 |
*srp = SET_BGCOLOR (*srp, ccol2); |
1994 |
#endif |
1995 |
} |
1996 |
} |
1997 |
|
1998 |
/* make sure no outline cursor is left around */ |
1999 |
setoldcursor = 0; |
2000 |
if (ocrow != -1) |
2001 |
{ |
2002 |
if (screen.cur.row + TermWin.view_start != ocrow |
2003 |
|| screen.cur.col != oldcursor.col) |
2004 |
{ |
2005 |
if (ocrow < TermWin.nrow |
2006 |
&& oldcursor.col < TermWin.ncol) |
2007 |
{ |
2008 |
drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); |
2009 |
} |
2010 |
if (TermWin.focus || !showcursor) |
2011 |
oldcursor.row = -1; |
2012 |
else |
2013 |
setoldcursor = 1; |
2014 |
} |
2015 |
} |
2016 |
else if (!TermWin.focus) |
2017 |
setoldcursor = 1; |
2018 |
if (setoldcursor) |
2019 |
{ |
2020 |
if (screen.cur.row + TermWin.view_start >= TermWin.nrow) |
2021 |
oldcursor.row = -1; |
2022 |
else |
2023 |
{ |
2024 |
oldcursor.row = screen.cur.row + TermWin.view_start; |
2025 |
oldcursor.col = screen.cur.col; |
2026 |
} |
2027 |
} |
2028 |
} |
2029 |
|
2030 |
#ifndef NO_SLOW_LINK_SUPPORT |
2031 |
/* |
2032 |
* D: CopyArea pass - very useful for slower links |
2033 |
* This has been deliberately kept simple. |
2034 |
*/ |
2035 |
i = num_scr; |
2036 |
if (refresh_type == FAST_REFRESH && num_scr_allow && i |
2037 |
&& abs (i) < TermWin.nrow && !must_clear) |
2038 |
{ |
2039 |
int16_t nits; |
2040 |
int j; |
2041 |
rend_t *drp2; |
2042 |
text_t *dtp2; |
2043 |
int len, wlen; |
2044 |
|
2045 |
j = TermWin.nrow; |
2046 |
wlen = len = -1; |
2047 |
row = i > 0 ? 0 : j - 1; |
2048 |
for (; j-- >= 0; row += (i > 0 ? 1 : -1)) |
2049 |
{ |
2050 |
if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) |
2051 |
{ |
2052 |
stp = screen.text[row + row_offset]; |
2053 |
srp = screen.rend[row + row_offset]; |
2054 |
dtp = drawn_text[row]; |
2055 |
dtp2 = drawn_text[row + i]; |
2056 |
drp = drawn_rend[row]; |
2057 |
drp2 = drawn_rend[row + i]; |
2058 |
|
2059 |
for (nits = 0, col = TermWin.ncol; col--; ) |
2060 |
if (stp[col] != dtp2[col] || srp[col] != drp2[col]) |
2061 |
nits--; |
2062 |
else if (stp[col] != dtp[col] || srp[col] != drp[col]) |
2063 |
nits++; |
2064 |
|
2065 |
if (nits > 8) /* XXX: arbitrary choice */ |
2066 |
{ |
2067 |
for (col = TermWin.ncol; col--; ) |
2068 |
{ |
2069 |
*dtp++ = *dtp2++; |
2070 |
*drp++ = *drp2++; |
2071 |
} |
2072 |
|
2073 |
if (len == -1) |
2074 |
len = row; |
2075 |
|
2076 |
wlen = row; |
2077 |
continue; |
2078 |
} |
2079 |
} |
2080 |
|
2081 |
if (len != -1) |
2082 |
{ |
2083 |
/* also comes here at end if needed because of >= above */ |
2084 |
if (wlen < len) |
2085 |
SWAP_IT (wlen, len, int); |
2086 |
|
2087 |
D_SCREEN ((stderr, "rxvt_scr_refresh (): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1)); |
2088 |
XCopyArea (display->display, TermWin.vt, TermWin.vt, |
2089 |
TermWin.gc, 0, Row2Pixel (len + i), |
2090 |
(unsigned int)TermWin_TotalWidth (), |
2091 |
(unsigned int)Height2Pixel (wlen - len + 1), |
2092 |
0, Row2Pixel (len)); |
2093 |
len = -1; |
2094 |
} |
2095 |
} |
2096 |
} |
2097 |
#endif |
2098 |
|
2099 |
/* |
2100 |
* E: main pass across every character |
2101 |
*/ |
2102 |
for (row = 0; row < TermWin.nrow; row++) |
2103 |
{ |
2104 |
stp = screen.text[row + row_offset]; |
2105 |
srp = screen.rend[row + row_offset]; |
2106 |
dtp = drawn_text[row]; |
2107 |
drp = drawn_rend[row]; |
2108 |
|
2109 |
/* |
2110 |
* E2: OK, now the real pass |
2111 |
*/ |
2112 |
int ypixel = (int)Row2Pixel (row); |
2113 |
|
2114 |
for (col = 0; col < TermWin.ncol; col++) |
2115 |
{ |
2116 |
/* compare new text with old - if exactly the same then continue */ |
2117 |
if (stp[col] == dtp[col] /* Must match characters to skip. */ |
2118 |
&& (srp[col] == drp[col] /* Either rendition the same or */ |
2119 |
|| (stp[col] == ' ' /* space w/ no background change */ |
2120 |
&& GET_BGATTR (srp[col]) == GET_BGATTR (drp[col])))) |
2121 |
continue; |
2122 |
|
2123 |
// redraw one or more characters |
2124 |
|
2125 |
// seek to the beginning if wide characters |
2126 |
while (stp[col] == NOCHAR && col > 0) |
2127 |
--col; |
2128 |
|
2129 |
rend_t rend = srp[col]; /* screen rendition (target rendtion) */ |
2130 |
text_t *text = stp + col; |
2131 |
int count = 1; |
2132 |
|
2133 |
dtp[col] = stp[col]; |
2134 |
drp[col] = rend; |
2135 |
|
2136 |
int xpixel = Col2Pixel (col); |
2137 |
|
2138 |
// this loop looks very messy, it can probably be optimized |
2139 |
// and cleaned a bit by you? |
2140 |
for (i = 0; ++col < TermWin.ncol; ) |
2141 |
{ |
2142 |
if (stp[col] == NOCHAR) |
2143 |
{ |
2144 |
dtp[col] = stp[col]; |
2145 |
drp[col] = rend; |
2146 |
count++; |
2147 |
|
2148 |
if (i) // only possible skip if char unchanged |
2149 |
i++; |
2150 |
|
2151 |
continue; |
2152 |
} |
2153 |
|
2154 |
if (rend != srp[col]) |
2155 |
break; |
2156 |
|
2157 |
count++; |
2158 |
|
2159 |
if (stp[col] != dtp[col] |
2160 |
|| srp[col] != drp[col]) |
2161 |
{ |
2162 |
if (must_clear && (i++ > (count / 2))) |
2163 |
break; |
2164 |
|
2165 |
dtp[col] = stp[col]; |
2166 |
drp[col] = rend; |
2167 |
i = 0; |
2168 |
} |
2169 |
else if (must_clear || (stp[col] != ' ' && ++i >= 32)) |
2170 |
break; |
2171 |
} |
2172 |
|
2173 |
col--; /* went one too far. move back */ |
2174 |
count -= i; /* dump any matching trailing chars */ |
2175 |
|
2176 |
/* |
2177 |
* Determine the attributes for the string |
2178 |
*/ |
2179 |
int fid = GET_FONT (rend); |
2180 |
int fore = GET_FGCOLOR (rend); // desired foreground |
2181 |
int back = GET_BGCOLOR (rend); // desired background |
2182 |
|
2183 |
rend = GET_ATTR (rend); |
2184 |
|
2185 |
rvid = !!(rend & RS_RVid); |
2186 |
|
2187 |
#ifndef NO_BOLD_UNDERLINE_REVERSE |
2188 |
if (rend & RS_Bold && fore == Color_fg) |
2189 |
{ |
2190 |
if (ISSET_PIXCOLOR (Color_BD)) |
2191 |
fore = Color_BD; |
2192 |
else |
2193 |
rvid = !rvid; |
2194 |
} |
2195 |
|
2196 |
if (rend & RS_Uline) |
2197 |
{ |
2198 |
if (ISSET_PIXCOLOR (Color_UL)) |
2199 |
fore = Color_UL; |
2200 |
} |
2201 |
#endif |
2202 |
|
2203 |
if (rvid) |
2204 |
{ |
2205 |
SWAP_IT (fore, back, int); |
2206 |
|
2207 |
#ifndef NO_BOLD_UNDERLINE_REVERSE |
2208 |
if (ISSET_PIXCOLOR (Color_RV) |
2209 |
# ifndef NO_CURSORCOLOR |
2210 |
&& !ISSET_PIXCOLOR (Color_cursor) |
2211 |
# endif |
2212 |
) |
2213 |
back = Color_RV; |
2214 |
#endif |
2215 |
} |
2216 |
|
2217 |
#ifdef TEXT_BLINK |
2218 |
if (rend & RS_Blink && back == Color_bg) |
2219 |
{ |
2220 |
if (!text_blink_ev.active) |
2221 |
{ |
2222 |
text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL); |
2223 |
hidden_text = 0; |
2224 |
} |
2225 |
else if (hidden_text) |
2226 |
fore = back; |
2227 |
} |
2228 |
#endif |
2229 |
|
2230 |
/* |
2231 |
* Actually do the drawing of the string here |
2232 |
*/ |
2233 |
rxvt_font *font = (*TermWin.fontset)[fid]; |
2234 |
|
2235 |
if (back == fore) |
2236 |
font->clear_rect (*TermWin.drawable, xpixel, ypixel, |
2237 |
TermWin.fwidth * count, TermWin.fheight, |
2238 |
back); |
2239 |
else if (back == Color_bg) |
2240 |
{ |
2241 |
if (must_clear) |
2242 |
{ |
2243 |
CLEAR_CHARS (xpixel, ypixel, count); |
2244 |
|
2245 |
for (i = 0; i < count; i++) /* don't draw empty strings */ |
2246 |
if (text[i] != ' ') |
2247 |
{ |
2248 |
font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); |
2249 |
break; |
2250 |
} |
2251 |
} |
2252 |
else |
2253 |
font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); |
2254 |
} |
2255 |
else |
2256 |
font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); |
2257 |
|
2258 |
if ((rend & RS_Uline) && (font->descent > 1)) |
2259 |
XDrawLine (display->display, drawBuffer, TermWin.gc, |
2260 |
xpixel, ypixel + font->ascent + 1, |
2261 |
xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); |
2262 |
} /* for (col....) */ |
2263 |
} /* for (row....) */ |
2264 |
|
2265 |
/* |
2266 |
* G: cleanup cursor and display outline cursor if necessary |
2267 |
*/ |
2268 |
if (showcursor) |
2269 |
{ |
2270 |
if (TermWin.focus) |
2271 |
{ |
2272 |
srp = & (screen.rend[screen.cur.row + TermWin.saveLines] |
2273 |
[screen.cur.col]); |
2274 |
*srp ^= RS_RVid; |
2275 |
#ifndef NO_CURSORCOLOR |
2276 |
*srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1; |
2277 |
#endif |
2278 |
} |
2279 |
else if (oldcursor.row >= 0) |
2280 |
{ |
2281 |
#ifndef NO_CURSORCOLOR |
2282 |
if (ISSET_PIXCOLOR (Color_cursor)) |
2283 |
XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]); |
2284 |
#endif |
2285 |
int cursorwidth = 1; |
2286 |
while (oldcursor.col + cursorwidth < TermWin.ncol |
2287 |
&& drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR) |
2288 |
cursorwidth++; |
2289 |
|
2290 |
XDrawRectangle (display->display, drawBuffer, TermWin.gc, |
2291 |
Col2Pixel (oldcursor.col), |
2292 |
Row2Pixel (oldcursor.row), |
2293 |
(unsigned int) (Width2Pixel (cursorwidth) - 1), |
2294 |
(unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); |
2295 |
} |
2296 |
} |
2297 |
|
2298 |
/* |
2299 |
* H: cleanup selection |
2300 |
*/ |
2301 |
scr_reverse_selection (); |
2302 |
|
2303 |
/* |
2304 |
* I: other general cleanup |
2305 |
*/ |
2306 |
if (clearfirst && TermWin.int_bwidth) |
2307 |
/* |
2308 |
* clear the whole screen height, note that width == 0 is treated |
2309 |
* specially by XClearArea |
2310 |
*/ |
2311 |
XClearArea (display->display, TermWin.vt, 0, 0, |
2312 |
(unsigned int)TermWin.int_bwidth, |
2313 |
(unsigned int)TermWin_TotalHeight (), False); |
2314 |
|
2315 |
if (clearlast && TermWin.int_bwidth) |
2316 |
/* |
2317 |
* clear the whole screen height, note that width == 0 is treated |
2318 |
* specially by XClearArea |
2319 |
*/ |
2320 |
XClearArea (display->display, TermWin.vt, |
2321 |
TermWin.width + TermWin.int_bwidth, 0, |
2322 |
(unsigned int)TermWin.int_bwidth, |
2323 |
(unsigned int)TermWin_TotalHeight (), False); |
2324 |
|
2325 |
if (refresh_type & SMOOTH_REFRESH) |
2326 |
XSync (display->display, False); |
2327 |
|
2328 |
num_scr = 0; |
2329 |
num_scr_allow = 1; |
2330 |
want_refresh = 0; /* screen is current */ |
2331 |
} |
2332 |
|
2333 |
void |
2334 |
rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) |
2335 |
{ |
2336 |
if (!rp || !tp) |
2337 |
return; |
2338 |
|
2339 |
for (int i = TermWin.ncol; i; i--, rp++, tp++) |
2340 |
*rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp)); |
2341 |
} |
2342 |
|
2343 |
void |
2344 |
rxvt_term::scr_remap_chars () |
2345 |
{ |
2346 |
for (int i = TermWin.nrow + TermWin.saveLines; i--; ) |
2347 |
scr_remap_chars (screen.text[i], screen.rend[i]); |
2348 |
|
2349 |
for (int i = TermWin.nrow; i--; ) |
2350 |
{ |
2351 |
scr_remap_chars (drawn_text[i], drawn_rend[i]); |
2352 |
scr_remap_chars (swap.text[i], swap.rend[i]); |
2353 |
} |
2354 |
} |
2355 |
|
2356 |
/* ------------------------------------------------------------------------- */ |
2357 |
void |
2358 |
rxvt_term::scr_clear (bool really) |
2359 |
{ |
2360 |
if (!TermWin.mapped) |
2361 |
return; |
2362 |
|
2363 |
num_scr_allow = 0; |
2364 |
want_refresh = 1; |
2365 |
|
2366 |
#ifdef TRANSPARENT |
2367 |
if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) |
2368 |
{ |
2369 |
int i; |
2370 |
|
2371 |
if (! (Options & Opt_transparent_all)) |
2372 |
i = 0; |
2373 |
else |
2374 |
i = (int) (sizeof (TermWin.parent) / sizeof (Window)); |
2375 |
|
2376 |
while (i--) |
2377 |
if (TermWin.parent[i] != None) |
2378 |
XClearWindow (display->display, TermWin.parent[i]); |
2379 |
} |
2380 |
#endif |
2381 |
|
2382 |
if (really) |
2383 |
XClearWindow (display->display, TermWin.vt); |
2384 |
} |
2385 |
|
2386 |
/* ------------------------------------------------------------------------- */ |
2387 |
void |
2388 |
rxvt_term::scr_reverse_selection () |
2389 |
{ |
2390 |
if (selection.op && current_screen == selection.screen) |
2391 |
{ |
2392 |
int end_row = TermWin.saveLines - TermWin.view_start; |
2393 |
int i = selection.beg.row + TermWin.saveLines; |
2394 |
int col, row = selection.end.row + TermWin.saveLines; |
2395 |
rend_t *srp; |
2396 |
|
2397 |
if (i >= end_row) |
2398 |
col = selection.beg.col; |
2399 |
else |
2400 |
{ |
2401 |
col = 0; |
2402 |
i = end_row; |
2403 |
} |
2404 |
|
2405 |
end_row += TermWin.nrow; |
2406 |
for (; i < row && i < end_row; i++, col = 0) |
2407 |
for (srp = screen.rend[i]; col < TermWin.ncol; col++) |
2408 |
srp[col] ^= RS_RVid; |
2409 |
|
2410 |
if (i == row && i < end_row) |
2411 |
for (srp = screen.rend[i]; col < selection.end.col; col++) |
2412 |
srp[col] ^= RS_RVid; |
2413 |
} |
2414 |
} |
2415 |
|
2416 |
/* ------------------------------------------------------------------------- */ |
2417 |
/* |
2418 |
* Dump the whole scrollback and screen to the passed filedescriptor. The |
2419 |
* invoking routine must close the fd. |
2420 |
*/ |
2421 |
#if 0 |
2422 |
void |
2423 |
rxvt_term::scr_dump (int fd) |
2424 |
{ |
2425 |
int row, wrote; |
2426 |
unsigned int width, towrite; |
2427 |
char r1[] = "\n"; |
2428 |
|
2429 |
for (row = TermWin.saveLines - TermWin.nscrolled; |
2430 |
row < TermWin.saveLines + TermWin.nrow - 1; row++) |
2431 |
{ |
2432 |
width = screen.tlen[row] >= 0 ? screen.tlen[row] |
2433 |
: TermWin.ncol; |
2434 |
for (towrite = width; towrite; towrite -= wrote) |
2435 |
{ |
2436 |
wrote = write (fd, & (screen.text[row][width - towrite]), |
2437 |
towrite); |
2438 |
if (wrote < 0) |
2439 |
return; /* XXX: death, no report */ |
2440 |
} |
2441 |
if (screen.tlen[row] >= 0) |
2442 |
if (write (fd, r1, 1) <= 0) |
2443 |
return; /* XXX: death, no report */ |
2444 |
} |
2445 |
} |
2446 |
#endif |
2447 |
|
2448 |
/* ------------------------------------------------------------------------- * |
2449 |
* CHARACTER SELECTION * |
2450 |
* ------------------------------------------------------------------------- */ |
2451 |
|
2452 |
/* |
2453 |
* -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1 |
2454 |
*/ |
2455 |
void |
2456 |
rxvt_term::selection_check (int check_more) |
2457 |
{ |
2458 |
row_col_t pos; |
2459 |
|
2460 |
if (!selection.op) |
2461 |
return; |
2462 |
|
2463 |
pos.row = pos.col = 0; |
2464 |
if ((selection.beg.row < - (int32_t)TermWin.nscrolled) |
2465 |
|| (selection.beg.row >= TermWin.nrow) |
2466 |
|| (selection.mark.row < - (int32_t)TermWin.nscrolled) |
2467 |
|| (selection.mark.row >= TermWin.nrow) |
2468 |
|| (selection.end.row < - (int32_t)TermWin.nscrolled) |
2469 |
|| (selection.end.row >= TermWin.nrow) |
2470 |
|| (check_more == 1 |
2471 |
&& current_screen == selection.screen |
2472 |
&& !ROWCOL_IS_BEFORE (screen.cur, selection.beg) |
2473 |
&& ROWCOL_IS_BEFORE (screen.cur, selection.end)) |
2474 |
|| (check_more == 2 |
2475 |
&& ROWCOL_IS_BEFORE (selection.beg, pos) |
2476 |
&& ROWCOL_IS_AFTER (selection.end, pos)) |
2477 |
|| (check_more == 3 |
2478 |
&& ROWCOL_IS_AFTER (selection.end, pos)) |
2479 |
|| (check_more == 4 /* screen width change */ |
2480 |
&& (selection.beg.row != selection.end.row |
2481 |
|| selection.end.col > TermWin.ncol))) |
2482 |
CLEAR_SELECTION (); |
2483 |
} |
2484 |
|
2485 |
/* ------------------------------------------------------------------------- */ |
2486 |
/* |
2487 |
* Paste a selection direct to the command fd |
2488 |
*/ |
2489 |
void |
2490 |
rxvt_term::paste (const unsigned char *data, unsigned int len) |
2491 |
{ |
2492 |
unsigned int i, j, n; |
2493 |
unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE); |
2494 |
|
2495 |
#if 0 |
2496 |
/* a paste should act like the user is typing, so check scrollTtyKeypress */ |
2497 |
ZERO_SCROLLBACK (r); |
2498 |
#endif |
2499 |
|
2500 |
/* convert normal newline chars into common keyboard Return key sequence */ |
2501 |
for (i = 0; i < len; i += PROP_SIZE) |
2502 |
{ |
2503 |
n = min (len - i, PROP_SIZE); |
2504 |
MEMCPY (ds, data + i, n); |
2505 |
|
2506 |
for (j = 0; j < n; j++) |
2507 |
if (ds[j] == '\n') |
2508 |
ds[j] = '\r'; |
2509 |
|
2510 |
tt_write (ds, (int)n); |
2511 |
} |
2512 |
|
2513 |
free (ds); |
2514 |
} |
2515 |
|
2516 |
/* ------------------------------------------------------------------------- */ |
2517 |
/* |
2518 |
* Respond to a notification that a primary selection has been sent |
2519 |
* EXT: SelectionNotify |
2520 |
*/ |
2521 |
int |
2522 |
rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) |
2523 |
{ |
2524 |
long nread = 0; |
2525 |
unsigned long bytes_after; |
2526 |
XTextProperty ct; |
2527 |
|
2528 |
D_SELECT ((stderr, "rxvt_selection_paste (%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, selection_wait)); |
2529 |
|
2530 |
if (prop == None) /* check for failed XConvertSelection */ |
2531 |
{ |
2532 |
if ((selection_type & Sel_CompoundText)) |
2533 |
{ |
2534 |
int selnum = selection_type & Sel_whereMask; |
2535 |
|
2536 |
selection_type = 0; |
2537 |
if (selnum != Sel_direct) |
2538 |
selection_request_other (XA_STRING, selnum); |
2539 |
} |
2540 |
|
2541 |
if ((selection_type & Sel_UTF8String)) |
2542 |
{ |
2543 |
int selnum = selection_type & Sel_whereMask; |
2544 |
|
2545 |
selection_type = Sel_CompoundText; |
2546 |
if (selnum != Sel_direct) |
2547 |
selection_request_other (xa[XA_COMPOUND_TEXT], selnum); |
2548 |
else |
2549 |
selection_type = 0; |
2550 |
} |
2551 |
|
2552 |
return 0; |
2553 |
} |
2554 |
|
2555 |
for (;;) |
2556 |
{ |
2557 |
if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4), |
2558 |
(long) (PROP_SIZE / 4), delete_prop, |
2559 |
AnyPropertyType, &ct.encoding, &ct.format, |
2560 |
&ct.nitems, &bytes_after, |
2561 |
&ct.value) != Success) |
2562 |
break; |
2563 |
|
2564 |
if (ct.encoding == 0) |
2565 |
{ |
2566 |
D_SELECT ((stderr, "rxvt_selection_paste: property didn't exist!")); |
2567 |
break; |
2568 |
} |
2569 |
|
2570 |
if (ct.value == NULL) |
2571 |
{ |
2572 |
D_SELECT ((stderr, "rxvt_selection_paste: property shooting blanks!")); |
2573 |
continue; |
2574 |
} |
2575 |
|
2576 |
if (ct.nitems == 0) |
2577 |
{ |
2578 |
D_SELECT ((stderr, "rxvt_selection_paste: property empty - also INCR end")); |
2579 |
|
2580 |
if (selection_wait == Sel_normal && nread == 0 |
2581 |
&& (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion |
2582 |
{ |
2583 |
/* |
2584 |
* pass through again trying CUT_BUFFER0 if we've come from |
2585 |
* XConvertSelection () but nothing was presented |
2586 |
*/ |
2587 |
D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); |
2588 |
selection_paste (display->root, XA_CUT_BUFFER0, False); |
2589 |
} |
2590 |
|
2591 |
nread = -1; /* discount any previous stuff */ |
2592 |
break; |
2593 |
} |
2594 |
|
2595 |
nread += ct.nitems; |
2596 |
|
2597 |
char **cl; |
2598 |
int cr; |
2599 |
if (XmbTextPropertyToTextList (display->display, &ct, &cl, |
2600 |
&cr) >= 0 && cl) |
2601 |
{ |
2602 |
for (int i = 0; i < cr; i++) |
2603 |
paste ((unsigned char *)cl[i], STRLEN (cl[i])); |
2604 |
|
2605 |
XFreeStringList (cl); |
2606 |
} |
2607 |
else |
2608 |
paste (ct.value, ct.nitems); |
2609 |
|
2610 |
if (bytes_after == 0) |
2611 |
break; |
2612 |
|
2613 |
XFree (ct.value); |
2614 |
} |
2615 |
|
2616 |
if (ct.value) |
2617 |
XFree (ct.value); |
2618 |
|
2619 |
if (selection_wait == Sel_normal) |
2620 |
selection_wait = Sel_none; |
2621 |
|
2622 |
D_SELECT ((stderr, "rxvt_selection_paste: bytes written: %ld", nread)); |
2623 |
return (int)nread; |
2624 |
} |
2625 |
|
2626 |
void |
2627 |
rxvt_term::incr_cb (time_watcher &w) |
2628 |
{ |
2629 |
selection_wait = Sel_none; |
2630 |
|
2631 |
rxvt_print_error ("data loss: timeout on INCR selection paste"); |
2632 |
} |
2633 |
|
2634 |
/* |
2635 |
* INCR support originally provided by Paul Sheer <psheer@obsidian.co.za> |
2636 |
*/ |
2637 |
void |
2638 |
rxvt_term::selection_property (Window win, Atom prop) |
2639 |
{ |
2640 |
int reget_time = 0; |
2641 |
|
2642 |
if (prop == None) |
2643 |
return; |
2644 |
|
2645 |
D_SELECT ((stderr, "rxvt_selection_property (%08lx, %lu)", win, (unsigned long)prop)); |
2646 |
if (selection_wait == Sel_normal) |
2647 |
{ |
2648 |
int a, afmt; |
2649 |
Atom atype; |
2650 |
unsigned long bytes_after, nitems; |
2651 |
unsigned char *s = NULL; |
2652 |
|
2653 |
a = XGetWindowProperty (display->display, win, prop, 0L, 1L, False, |
2654 |
xa[XA_INCR], &atype, &afmt, &nitems, |
2655 |
&bytes_after, &s); |
2656 |
if (s) |
2657 |
XFree (s); |
2658 |
if (a != Success) |
2659 |
return; |
2660 |
|
2661 |
#ifndef __CYGWIN32__ |
2662 |
if (atype == xa[XA_INCR]) |
2663 |
{ /* start an INCR transfer */ |
2664 |
D_SELECT ((stderr, "rxvt_selection_property: INCR: starting transfer")); |
2665 |
XDeleteProperty (display->display, win, prop); |
2666 |
XFlush (display->display); |
2667 |
reget_time = 1; |
2668 |
selection_wait = Sel_incr; |
2669 |
} |
2670 |
#endif |
2671 |
|
2672 |
} |
2673 |
else if (selection_wait == Sel_incr) |
2674 |
{ |
2675 |
reget_time = 1; |
2676 |
|
2677 |
if (selection_paste (win, prop, True) == -1) |
2678 |
{ |
2679 |
D_SELECT ((stderr, "rxvt_selection_property: INCR: clean end")); |
2680 |
selection_wait = Sel_none; |
2681 |
incr_ev.stop (); |
2682 |
} |
2683 |
} |
2684 |
if (reget_time) /* received more data so reget time */ |
2685 |
incr_ev.start (NOW + 10); |
2686 |
} |
2687 |
|
2688 |
/* ------------------------------------------------------------------------- */ |
2689 |
/* |
2690 |
* Request the current selection: |
2691 |
* Order: > internal selection if available |
2692 |
* > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) |
2693 |
* > CUT_BUFFER0 |
2694 |
* (+) if ownership is claimed but property is empty, rxvt_selection_paste () |
2695 |
* will auto fallback to CUT_BUFFER0 |
2696 |
* EXT: button 2 release |
2697 |
*/ |
2698 |
void |
2699 |
rxvt_term::selection_request (Time tm, int x, int y) |
2700 |
{ |
2701 |
D_SELECT ((stderr, "rxvt_selection_request (%lu, %d, %d)", tm, x, y)); |
2702 |
|
2703 |
if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height) |
2704 |
return; /* outside window */ |
2705 |
|
2706 |
if (selection.text) |
2707 |
{ /* internal selection */ |
2708 |
D_SELECT ((stderr, "rxvt_selection_request: pasting internal")); |
2709 |
char *str = rxvt_wcstombs (selection.text, selection.len); |
2710 |
paste ((unsigned char *)str, strlen (str)); |
2711 |
free (str); |
2712 |
return; |
2713 |
} |
2714 |
else |
2715 |
{ |
2716 |
int i; |
2717 |
|
2718 |
selection_request_time = tm; |
2719 |
selection_wait = Sel_normal; |
2720 |
for (i = Sel_Primary; i <= Sel_Clipboard; i++) |
2721 |
{ |
2722 |
#if X_HAVE_UTF8_STRING |
2723 |
selection_type = Sel_UTF8String; |
2724 |
if (selection_request_other (xa[XA_UTF8_STRING], i)) |
2725 |
return; |
2726 |
#else |
2727 |
selection_type = Sel_CompoundText; |
2728 |
if (selection_request_other (xa[XA_COMPOUND_TEXT], i)) |
2729 |
return; |
2730 |
#endif |
2731 |
|
2732 |
} |
2733 |
} |
2734 |
|
2735 |
selection_wait = Sel_none; /* don't loop in rxvt_selection_paste () */ |
2736 |
D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); |
2737 |
selection_paste (display->root, XA_CUT_BUFFER0, False); |
2738 |
} |
2739 |
|
2740 |
int |
2741 |
rxvt_term::selection_request_other (Atom target, int selnum) |
2742 |
{ |
2743 |
Atom sel; |
2744 |
#ifdef DEBUG_SELECT |
2745 |
char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" }; |
2746 |
#endif |
2747 |
|
2748 |
selection_type |= selnum; |
2749 |
|
2750 |
if (selnum == Sel_Primary) |
2751 |
sel = XA_PRIMARY; |
2752 |
else if (selnum == Sel_Secondary) |
2753 |
sel = XA_SECONDARY; |
2754 |
else |
2755 |
sel = xa[XA_CLIPBOARD]; |
2756 |
|
2757 |
if (XGetSelectionOwner (display->display, sel) != None) |
2758 |
{ |
2759 |
D_SELECT ((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); |
2760 |
XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION], |
2761 |
TermWin.vt, selection_request_time); |
2762 |
return 1; |
2763 |
} |
2764 |
|
2765 |
return 0; |
2766 |
} |
2767 |
|
2768 |
/* ------------------------------------------------------------------------- */ |
2769 |
/* |
2770 |
* Clear all selected text |
2771 |
* EXT: SelectionClear |
2772 |
*/ |
2773 |
void |
2774 |
rxvt_term::selection_clear () |
2775 |
{ |
2776 |
D_SELECT ((stderr, "rxvt_selection_clear ()")); |
2777 |
|
2778 |
want_refresh = 1; |
2779 |
free (selection.text); |
2780 |
selection.text = NULL; |
2781 |
selection.len = 0; |
2782 |
CLEAR_SELECTION (); |
2783 |
} |
2784 |
|
2785 |
/* ------------------------------------------------------------------------- */ |
2786 |
/* |
2787 |
* Copy a selection into the cut buffer |
2788 |
* EXT: button 1 or 3 release |
2789 |
*/ |
2790 |
void |
2791 |
rxvt_term::selection_make (Time tm) |
2792 |
{ |
2793 |
int i, col, end_col, row, end_row; |
2794 |
wchar_t *new_selection_text; |
2795 |
text_t *t; |
2796 |
|
2797 |
D_SELECT ((stderr, "rxvt_selection_make (): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks)); |
2798 |
switch (selection.op) |
2799 |
{ |
2800 |
case SELECTION_CONT: |
2801 |
break; |
2802 |
case SELECTION_INIT: |
2803 |
CLEAR_SELECTION (); |
2804 |
/* FALLTHROUGH */ |
2805 |
case SELECTION_BEGIN: |
2806 |
selection.op = SELECTION_DONE; |
2807 |
/* FALLTHROUGH */ |
2808 |
default: |
2809 |
return; |
2810 |
} |
2811 |
|
2812 |
selection.op = SELECTION_DONE; |
2813 |
|
2814 |
if (selection.clicks == 4) |
2815 |
return; /* nothing selected, go away */ |
2816 |
|
2817 |
i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); |
2818 |
new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); |
2819 |
|
2820 |
col = selection.beg.col; |
2821 |
MAX_IT (col, 0); |
2822 |
row = selection.beg.row + TermWin.saveLines; |
2823 |
end_row = selection.end.row + TermWin.saveLines; |
2824 |
int ofs = 0; |
2825 |
int extra = 0; |
2826 |
|
2827 |
for (; row <= end_row; row++, col = 0) |
2828 |
{ |
2829 |
t = &(screen.text[row][col]); |
2830 |
|
2831 |
end_col = screen.tlen[row]; |
2832 |
|
2833 |
if (end_col == -1) |
2834 |
end_col = TermWin.ncol; |
2835 |
|
2836 |
if (row == end_row) |
2837 |
MIN_IT (end_col, selection.end.col); |
2838 |
|
2839 |
for (; col < end_col; col++) |
2840 |
{ |
2841 |
if (*t == NOCHAR) |
2842 |
t++; |
2843 |
else if (IS_COMPOSE (*t)) |
2844 |
{ |
2845 |
int len = rxvt_composite.expand (*t, 0); |
2846 |
|
2847 |
extra -= (len - 1); |
2848 |
|
2849 |
if (extra < 0) |
2850 |
{ |
2851 |
extra += i; |
2852 |
i += i; |
2853 |
new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); |
2854 |
} |
2855 |
|
2856 |
ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); |
2857 |
} |
2858 |
else |
2859 |
new_selection_text[ofs++] = *t++; |
2860 |
} |
2861 |
|
2862 |
if (screen.tlen[row] != -1 && row != end_row) |
2863 |
new_selection_text[ofs++] = L'\n'; |
2864 |
} |
2865 |
|
2866 |
#ifndef NO_OLD_SELECTION |
2867 |
if (selection_style == OLD_SELECT) |
2868 |
if (end_col == TermWin.ncol) |
2869 |
new_selection_text[ofs++] = L'\n'; |
2870 |
#endif |
2871 |
#ifndef NO_NEW_SELECTION |
2872 |
if (selection_style != OLD_SELECT) |
2873 |
if (end_col != selection.end.col) |
2874 |
new_selection_text[ofs++] = L'\n'; |
2875 |
#endif |
2876 |
new_selection_text[ofs] = 0; |
2877 |
|
2878 |
if (ofs == 0) |
2879 |
{ |
2880 |
free (new_selection_text); |
2881 |
return; |
2882 |
} |
2883 |
|
2884 |
free (selection.text); |
2885 |
|
2886 |
// we usually allocate much more than necessary, so realloc it smaller again |
2887 |
selection.len = ofs; |
2888 |
selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); |
2889 |
|
2890 |
XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); |
2891 |
if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) |
2892 |
display->set_selection_owner (this); |
2893 |
else |
2894 |
rxvt_print_error ("can't get primary selection"); |
2895 |
|
2896 |
#if 0 |
2897 |
XTextProperty ct; |
2898 |
|
2899 |
if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) |
2900 |
{ |
2901 |
XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8, |
2902 |
PropModeReplace, ct.value, ct.nitems); |
2903 |
XFree (ct.value); |
2904 |
} |
2905 |
#endif |
2906 |
|
2907 |
selection_time = tm; |
2908 |
D_SELECT ((stderr, "rxvt_selection_make (): selection.len=%d", selection.len)); |
2909 |
} |
2910 |
|
2911 |
/* ------------------------------------------------------------------------- */ |
2912 |
/* |
2913 |
* Mark or select text based upon number of clicks: 1, 2, or 3 |
2914 |
* EXT: button 1 press |
2915 |
*/ |
2916 |
void |
2917 |
rxvt_term::selection_click (int clicks, int x, int y) |
2918 |
{ |
2919 |
D_SELECT ((stderr, "rxvt_selection_click (%d, %d, %d)", clicks, x, y)); |
2920 |
|
2921 |
clicks = ((clicks - 1) % 3) + 1; |
2922 |
selection.clicks = clicks; /* save clicks so extend will work */ |
2923 |
|
2924 |
selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); |
2925 |
|
2926 |
if (clicks == 2 || clicks == 3) |
2927 |
selection_extend_colrow (selection.mark.col, |
2928 |
selection.mark.row + TermWin.view_start, |
2929 |
0, /* button 3 */ |
2930 |
1, /* button press */ |
2931 |
0); /* click change */ |
2932 |
} |
2933 |
|
2934 |
/* ------------------------------------------------------------------------- */ |
2935 |
/* |
2936 |
* Mark a selection at the specified col/row |
2937 |
*/ |
2938 |
void |
2939 |
rxvt_term::selection_start_colrow (int col, int row) |
2940 |
{ |
2941 |
want_refresh = 1; |
2942 |
selection.mark.col = col; |
2943 |
selection.mark.row = row - TermWin.view_start; |
2944 |
MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); |
2945 |
MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); |
2946 |
MAX_IT (selection.mark.col, 0); |
2947 |
MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1); |
2948 |
|
2949 |
if (selection.op) |
2950 |
{ /* clear the old selection */ |
2951 |
selection.beg.row = selection.end.row = selection.mark.row; |
2952 |
selection.beg.col = selection.end.col = selection.mark.col; |
2953 |
} |
2954 |
selection.op = SELECTION_INIT; |
2955 |
selection.screen = current_screen; |
2956 |
} |
2957 |
|
2958 |
/* ------------------------------------------------------------------------- */ |
2959 |
/* |
2960 |
* Word select: select text for 2 clicks |
2961 |
* We now only find out the boundary in one direction |
2962 |
*/ |
2963 |
|
2964 |
/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ |
2965 |
#define DELIMIT_TEXT(x) \ |
2966 |
(((x) == ' ' || (x) == '\t') ? 2 : (STRCHR (rs[Rs_cutchars], (x)) != NULL)) |
2967 |
#define DELIMIT_REND(x) 1 |
2968 |
|
2969 |
void |
2970 |
rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) |
2971 |
{ |
2972 |
int col, row, dirnadd, tcol, trow, w1, w2; |
2973 |
row_col_t bound; |
2974 |
text_t *stp; |
2975 |
rend_t *srp; |
2976 |
|
2977 |
if (dirn == UP) |
2978 |
{ |
2979 |
bound.row = TermWin.saveLines - TermWin.nscrolled - 1; |
2980 |
bound.col = 0; |
2981 |
dirnadd = -1; |
2982 |
} |
2983 |
else |
2984 |
{ |
2985 |
bound.row = TermWin.saveLines + TermWin.nrow; |
2986 |
bound.col = TermWin.ncol - 1; |
2987 |
dirnadd = 1; |
2988 |
} |
2989 |
row = mark->row + TermWin.saveLines; |
2990 |
col = mark->col; |
2991 |
MAX_IT (col, 0); |
2992 |
/* find the edge of a word */ |
2993 |
stp = & (screen.text[row][col]); |
2994 |
w1 = DELIMIT_TEXT (*stp); |
2995 |
|
2996 |
if (selection_style != NEW_SELECT) |
2997 |
{ |
2998 |
if (w1 == 1) |
2999 |
{ |
3000 |
stp += dirnadd; |
3001 |
if (DELIMIT_TEXT (*stp) == 1) |
3002 |
goto Old_Word_Selection_You_Die; |
3003 |
col += dirnadd; |
3004 |
} |
3005 |
w1 = 0; |
3006 |
} |
3007 |
srp = (&screen.rend[row][col]); |
3008 |
w2 = DELIMIT_REND (*srp); |
3009 |
|
3010 |
for (;;) |
3011 |
{ |
3012 |
for (; col != bound.col; col += dirnadd) |
3013 |
{ |
3014 |
stp += dirnadd; |
3015 |
if (DELIMIT_TEXT (*stp) != w1) |
3016 |
break; |
3017 |
srp += dirnadd; |
3018 |
if (DELIMIT_REND (*srp) != w2) |
3019 |
break; |
3020 |
} |
3021 |
if ((col == bound.col) && (row != bound.row)) |
3022 |
{ |
3023 |
if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) |
3024 |
{ |
3025 |
trow = row + dirnadd; |
3026 |
tcol = dirn == UP ? TermWin.ncol - 1 : 0; |
3027 |
if (screen.text[trow] == NULL) |
3028 |
break; |
3029 |
stp = & (screen.text[trow][tcol]); |
3030 |
srp = & (screen.rend[trow][tcol]); |
3031 |
if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) |
3032 |
break; |
3033 |
row = trow; |
3034 |
col = tcol; |
3035 |
continue; |
3036 |
} |
3037 |
} |
3038 |
break; |
3039 |
} |
3040 |
Old_Word_Selection_You_Die: |
3041 |
D_SELECT ((stderr, "rxvt_selection_delimit_word (%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - TermWin.saveLines, col)); |
3042 |
|
3043 |
if (dirn == DN) |
3044 |
col++; /* put us on one past the end */ |
3045 |
|
3046 |
/* Poke the values back in */ |
3047 |
ret->row = row - TermWin.saveLines; |
3048 |
ret->col = col; |
3049 |
} |
3050 |
|
3051 |
/* ------------------------------------------------------------------------- */ |
3052 |
/* |
3053 |
* Extend the selection to the specified x/y pixel location |
3054 |
* EXT: button 3 press; button 1 or 3 drag |
3055 |
* flag == 0 ==> button 1 |
3056 |
* flag == 1 ==> button 3 press |
3057 |
* flag == 2 ==> button 3 motion |
3058 |
*/ |
3059 |
void |
3060 |
rxvt_term::selection_extend (int x, int y, int flag) |
3061 |
{ |
3062 |
int col, row; |
3063 |
|
3064 |
col = Pixel2Col (x); |
3065 |
row = Pixel2Row (y); |
3066 |
MAX_IT (row, 0); |
3067 |
MIN_IT (row, (int)TermWin.nrow - 1); |
3068 |
MAX_IT (col, 0); |
3069 |
MIN_IT (col, (int)TermWin.ncol); |
3070 |
|
3071 |
#ifndef NO_NEW_SELECTION |
3072 |
/* |
3073 |
* If we're selecting characters (single click) then we must check first |
3074 |
* if we are at the same place as the original mark. If we are then |
3075 |
* select nothing. Otherwise, if we're to the right of the mark, you have to |
3076 |
* be _past_ a character for it to be selected. |
3077 |
*/ |
3078 |
if (selection_style != OLD_SELECT) |
3079 |
{ |
3080 |
if (((selection.clicks % 3) == 1) && !flag |
3081 |
&& (col == selection.mark.col |
3082 |
&& (row == selection.mark.row + TermWin.view_start))) |
3083 |
{ |
3084 |
/* select nothing */ |
3085 |
selection.beg.row = selection.end.row = 0; |
3086 |
selection.beg.col = selection.end.col = 0; |
3087 |
selection.clicks = 4; |
3088 |
want_refresh = 1; |
3089 |
D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4")); |
3090 |
return; |
3091 |
} |
3092 |
} |
3093 |
#endif |
3094 |
if (selection.clicks == 4) |
3095 |
selection.clicks = 1; |
3096 |
|
3097 |
selection_extend_colrow (col, row, !!flag, /* ? button 3 */ |
3098 |
flag == 1 ? 1 : 0, /* ? button press */ |
3099 |
0); /* no click change */ |
3100 |
} |
3101 |
|
3102 |
/* ------------------------------------------------------------------------- */ |
3103 |
/* |
3104 |
* Extend the selection to the specified col/row |
3105 |
*/ |
3106 |
void |
3107 |
rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) |
3108 |
{ |
3109 |
int16_t ncol = TermWin.ncol; |
3110 |
int end_col; |
3111 |
row_col_t pos; |
3112 |
enum { |
3113 |
LEFT, RIGHT |
3114 |
} closeto = RIGHT; |
3115 |
|
3116 |
D_SELECT ((stderr, "rxvt_selection_extend_colrow (c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, selection.clicks, selection.op)); |
3117 |
D_SELECT ((stderr, "rxvt_selection_extend_colrow () ENT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col)); |
3118 |
|
3119 |
want_refresh = 1; |
3120 |
switch (selection.op) |
3121 |
{ |
3122 |
case SELECTION_INIT: |
3123 |
CLEAR_SELECTION (); |
3124 |
selection.op = SELECTION_BEGIN; |
3125 |
/* FALLTHROUGH */ |
3126 |
case SELECTION_BEGIN: |
3127 |
if (row != selection.mark.row || col != selection.mark.col |
3128 |
|| (!button3 && buttonpress)) |
3129 |
selection.op = SELECTION_CONT; |
3130 |
break; |
3131 |
case SELECTION_DONE: |
3132 |
selection.op = SELECTION_CONT; |
3133 |
/* FALLTHROUGH */ |
3134 |
case SELECTION_CONT: |
3135 |
break; |
3136 |
case SELECTION_CLEAR: |
3137 |
selection_start_colrow (col, row); |
3138 |
/* FALLTHROUGH */ |
3139 |
default: |
3140 |
return; |
3141 |
} |
3142 |
if (selection.beg.col == selection.end.col |
3143 |
&& selection.beg.col != selection.mark.col |
3144 |
&& selection.beg.row == selection.end.row |
3145 |
&& selection.beg.row != selection.mark.row) |
3146 |
{ |
3147 |
selection.beg.col = selection.end.col = selection.mark.col; |
3148 |
selection.beg.row = selection.end.row = selection.mark.row; |
3149 |
D_SELECT ((stderr, "rxvt_selection_extend_colrow () ENT2 b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col)); |
3150 |
} |
3151 |
|
3152 |
pos.col = col; |
3153 |
pos.row = row; |
3154 |
|
3155 |
pos.row -= TermWin.view_start; /* adjust for scroll */ |
3156 |
|
3157 |
#ifndef NO_OLD_SELECTION |
3158 |
/* |
3159 |
* This mimics some of the selection behaviour of version 2.20 and before. |
3160 |
* There are no ``selection modes'', button3 is always character extension. |
3161 |
* Note: button3 drag is always available, c.f. v2.20 |
3162 |
* Selection always terminates (left or right as appropriate) at the mark. |
3163 |
*/ |
3164 |
if (selection_style == OLD_SELECT) |
3165 |
{ |
3166 |
if (selection.clicks == 1 || button3) |
3167 |
{ |
3168 |
if (hate_those_clicks) |
3169 |
{ |
3170 |
hate_those_clicks = 0; |
3171 |
if (selection.clicks == 1) |
3172 |
{ |
3173 |
selection.beg.row = selection.mark.row; |
3174 |
selection.beg.col = selection.mark.col; |
3175 |
} |
3176 |
else |
3177 |
{ |
3178 |
selection.mark.row = selection.beg.row; |
3179 |
selection.mark.col = selection.beg.col; |
3180 |
} |
3181 |
} |
3182 |
if (ROWCOL_IS_BEFORE (pos, selection.mark)) |
3183 |
{ |
3184 |
selection.end.row = selection.mark.row; |
3185 |
selection.end.col = selection.mark.col + 1; |
3186 |
selection.beg.row = pos.row; |
3187 |
selection.beg.col = pos.col; |
3188 |
} |
3189 |
else |
3190 |
{ |
3191 |
selection.beg.row = selection.mark.row; |
3192 |
selection.beg.col = selection.mark.col; |
3193 |
selection.end.row = pos.row; |
3194 |
selection.end.col = pos.col + 1; |
3195 |
} |
3196 |
} |
3197 |
else if (selection.clicks == 2) |
3198 |
{ |
3199 |
selection_delimit_word (UP, & (selection.mark), |
3200 |
& (selection.beg)); |
3201 |
selection_delimit_word (DN, & (selection.mark), |
3202 |
& (selection.end)); |
3203 |
hate_those_clicks = 1; |
3204 |
} |
3205 |
else if (selection.clicks == 3) |
3206 |
{ |
3207 |
selection.beg.row = selection.end.row = selection.mark.row; |
3208 |
selection.beg.col = 0; |
3209 |
selection.end.col = ncol; |
3210 |
hate_those_clicks = 1; |
3211 |
} |
3212 |
D_SELECT ((stderr, "rxvt_selection_extend_colrow () EXIT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col)); |
3213 |
return; |
3214 |
} |
3215 |
#endif /* ! NO_OLD_SELECTION */ |
3216 |
#ifndef NO_NEW_SELECTION |
3217 |
/* selection_style must not be OLD_SELECT to get here */ |
3218 |
/* |
3219 |
* This is mainly xterm style selection with a couple of differences, mainly |
3220 |
* in the way button3 drag extension works. |
3221 |
* We're either doing: button1 drag; button3 press; or button3 drag |
3222 |
* a) button1 drag : select around a midpoint/word/line - that point/word/line |
3223 |
* is always at the left/right edge of the selection. |
3224 |
* b) button3 press: extend/contract character/word/line at whichever edge of |
3225 |
* the selection we are closest to. |
3226 |
* c) button3 drag : extend/contract character/word/line - we select around |
3227 |
* a point/word/line which is either the start or end of the selection |
3228 |
* and it was decided by whichever point/word/line was `fixed' at the |
3229 |
* time of the most recent button3 press |
3230 |
*/ |
3231 |
if (button3 && buttonpress) |
3232 |
{ /* button3 press */ |
3233 |
/* |
3234 |
* first determine which edge of the selection we are closest to |
3235 |
*/ |
3236 |
if (ROWCOL_IS_BEFORE (pos, selection.beg) |
3237 |
|| (!ROWCOL_IS_AFTER (pos, selection.end) |
3238 |
&& (((pos.col - selection.beg.col) |
3239 |
+ ((pos.row - selection.beg.row) * ncol)) |
3240 |
< ((selection.end.col - pos.col) |
3241 |
+ ((selection.end.row - pos.row) * ncol))))) |
3242 |
closeto = LEFT; |
3243 |
if (closeto == LEFT) |
3244 |
{ |
3245 |
selection.beg.row = pos.row; |
3246 |
selection.beg.col = pos.col; |
3247 |
selection.mark.row = selection.end.row; |
3248 |
selection.mark.col = selection.end.col |
3249 |
- (selection.clicks == 2); |
3250 |
} |
3251 |
else |
3252 |
{ |
3253 |
selection.end.row = pos.row; |
3254 |
selection.end.col = pos.col; |
3255 |
selection.mark.row = selection.beg.row; |
3256 |
selection.mark.col = selection.beg.col; |
3257 |
} |
3258 |
} |
3259 |
else |
3260 |
{ /* button1 drag or button3 drag */ |
3261 |
if (ROWCOL_IS_AFTER (selection.mark, pos)) |
3262 |
{ |
3263 |
if ((selection.mark.row == selection.end.row) |
3264 |
&& (selection.mark.col == selection.end.col) |
3265 |
&& clickchange && selection.clicks == 2) |
3266 |
selection.mark.col--; |
3267 |
selection.beg.row = pos.row; |
3268 |
selection.beg.col = pos.col; |
3269 |
selection.end.row = selection.mark.row; |
3270 |
selection.end.col = selection.mark.col |
3271 |
+ (selection.clicks == 2); |
3272 |
} |
3273 |
else |
3274 |
{ |
3275 |
selection.beg.row = selection.mark.row; |
3276 |
selection.beg.col = selection.mark.col; |
3277 |
selection.end.row = pos.row; |
3278 |
selection.end.col = pos.col; |
3279 |
} |
3280 |
} |
3281 |
|
3282 |
if (selection.clicks == 1) |
3283 |
{ |
3284 |
end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; |
3285 |
if (end_col != -1 && selection.beg.col > end_col) |
3286 |
{ |
3287 |
#if 1 |
3288 |
selection.beg.col = ncol; |
3289 |
#else |
3290 |
if (selection.beg.row != selection.end.row) |
3291 |
selection.beg.col = ncol; |
3292 |
else |
3293 |
selection.beg.col = selection.mark.col; |
3294 |
#endif |
3295 |
|
3296 |
} |
3297 |
end_col = screen.tlen[selection.end.row + TermWin.saveLines]; |
3298 |
if (end_col != -1 && selection.end.col > end_col) |
3299 |
selection.end.col = ncol; |
3300 |
|
3301 |
} |
3302 |
else if (selection.clicks == 2) |
3303 |
{ |
3304 |
if (ROWCOL_IS_AFTER (selection.end, selection.beg)) |
3305 |
selection.end.col--; |
3306 |
selection_delimit_word (UP, & (selection.beg), |
3307 |
& (selection.beg)); |
3308 |
selection_delimit_word (DN, & (selection.end), |
3309 |
& (selection.end)); |
3310 |
} |
3311 |
else if (selection.clicks == 3) |
3312 |
{ |
3313 |
#ifndef NO_FRILLS |
3314 |
if ((Options & Opt_tripleclickwords)) |
3315 |
{ |
3316 |
int end_row; |
3317 |
|
3318 |
selection_delimit_word (UP, & (selection.beg), |
3319 |
& (selection.beg)); |
3320 |
end_row = screen.tlen[selection.mark.row |
3321 |
+ TermWin.saveLines]; |
3322 |
for (end_row = selection.mark.row; end_row < TermWin.nrow; |
3323 |
end_row++) |
3324 |
{ |
3325 |
end_col = screen.tlen[end_row + TermWin.saveLines]; |
3326 |
if (end_col != -1) |
3327 |
{ |
3328 |
selection.end.row = end_row; |
3329 |
selection.end.col = end_col; |
3330 |
selection_remove_trailing_spaces (); |
3331 |
break; |
3332 |
} |
3333 |
} |
3334 |
} |
3335 |
else |
3336 |
#endif |
3337 |
|
3338 |
{ |
3339 |
if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) |
3340 |
selection.mark.col++; |
3341 |
selection.beg.col = 0; |
3342 |
selection.end.col = ncol; |
3343 |
} |
3344 |
} |
3345 |
if (button3 && buttonpress) |
3346 |
{ /* mark may need to be changed */ |
3347 |
if (closeto == LEFT) |
3348 |
{ |
3349 |
selection.mark.row = selection.end.row; |
3350 |
selection.mark.col = selection.end.col |
3351 |
- (selection.clicks == 2); |
3352 |
} |
3353 |
else |
3354 |
{ |
3355 |
selection.mark.row = selection.beg.row; |
3356 |
selection.mark.col = selection.beg.col; |
3357 |
} |
3358 |
} |
3359 |
D_SELECT ((stderr, "rxvt_selection_extend_colrow () EXIT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col)); |
3360 |
#endif /* ! NO_NEW_SELECTION */ |
3361 |
} |
3362 |
|
3363 |
#ifndef NO_FRILLS |
3364 |
void |
3365 |
rxvt_term::selection_remove_trailing_spaces () |
3366 |
{ |
3367 |
int32_t end_col, end_row; |
3368 |
text_t *stp; |
3369 |
|
3370 |
end_col = selection.end.col; |
3371 |
end_row = selection.end.row; |
3372 |
for ( ; end_row >= selection.beg.row; ) |
3373 |
{ |
3374 |
stp = screen.text[end_row + TermWin.saveLines]; |
3375 |
while (--end_col >= 0) |
3376 |
{ |
3377 |
if (stp[end_col] != ' ' && stp[end_col] != '\t') |
3378 |
break; |
3379 |
} |
3380 |
if (end_col >= 0 |
3381 |
|| screen.tlen[end_row - 1 + TermWin.saveLines] != -1) |
3382 |
{ |
3383 |
selection.end.col = end_col + 1; |
3384 |
selection.end.row = end_row; |
3385 |
break; |
3386 |
} |
3387 |
end_row--; |
3388 |
end_col = TermWin.ncol; |
3389 |
} |
3390 |
if (selection.mark.row > selection.end.row) |
3391 |
{ |
3392 |
selection.mark.row = selection.end.row; |
3393 |
selection.mark.col = selection.end.col; |
3394 |
} |
3395 |
else if (selection.mark.row == selection.end.row |
3396 |
&& selection.mark.col > selection.end.col) |
3397 |
selection.mark.col = selection.end.col; |
3398 |
} |
3399 |
#endif |
3400 |
|
3401 |
/* ------------------------------------------------------------------------- */ |
3402 |
/* |
3403 |
* Double click on button 3 when already selected |
3404 |
* EXT: button 3 double click |
3405 |
*/ |
3406 |
void |
3407 |
rxvt_term::selection_rotate (int x, int y) |
3408 |
{ |
3409 |
selection.clicks = selection.clicks % 3 + 1; |
3410 |
selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); |
3411 |
} |
3412 |
|
3413 |
/* ------------------------------------------------------------------------- */ |
3414 |
/* |
3415 |
* On some systems, the Atom typedef is 64 bits wide. We need to have a type |
3416 |
* that is exactly 32 bits wide, because a format of 64 is not allowed by |
3417 |
* the X11 protocol. |
3418 |
*/ |
3419 |
typedef CARD32 Atom32; |
3420 |
|
3421 |
/* ------------------------------------------------------------------------- */ |
3422 |
/* |
3423 |
* Respond to a request for our current selection |
3424 |
* EXT: SelectionRequest |
3425 |
*/ |
3426 |
void |
3427 |
rxvt_term::selection_send (const XSelectionRequestEvent &rq) |
3428 |
{ |
3429 |
XSelectionEvent ev; |
3430 |
XTextProperty ct; |
3431 |
XICCEncodingStyle style; |
3432 |
Atom target; |
3433 |
|
3434 |
ev.type = SelectionNotify; |
3435 |
ev.property = None; |
3436 |
ev.display = rq.display; |
3437 |
ev.requestor = rq.requestor; |
3438 |
ev.selection = rq.selection; |
3439 |
ev.target = rq.target; |
3440 |
ev.time = rq.time; |
3441 |
|
3442 |
if (rq.target == xa[XA_TARGETS]) |
3443 |
{ |
3444 |
Atom32 target_list[6]; |
3445 |
Atom32 *target = target_list; |
3446 |
|
3447 |
*target++ = (Atom32) xa[XA_TARGETS]; |
3448 |
*target++ = (Atom32) xa[XA_TIMESTAMP]; |
3449 |
*target++ = (Atom32) XA_STRING; |
3450 |
*target++ = (Atom32) xa[XA_TEXT]; |
3451 |
*target++ = (Atom32) xa[XA_COMPOUND_TEXT]; |
3452 |
#if X_HAVE_UTF8_STRING |
3453 |
*target++ = (Atom32) xa[XA_UTF8_STRING]; |
3454 |
#endif |
3455 |
|
3456 |
XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, |
3457 |
(8 * sizeof (target_list[0])), PropModeReplace, |
3458 |
(unsigned char *)target_list, |
3459 |
target - target_list); |
3460 |
ev.property = rq.property; |
3461 |
} |
3462 |
else if (rq.target == xa[XA_MULTIPLE]) |
3463 |
{ |
3464 |
/* TODO: Handle MULTIPLE */ |
3465 |
} |
3466 |
else if (rq.target == xa[XA_TIMESTAMP] && selection.text) |
3467 |
{ |
3468 |
XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER, |
3469 |
(8 * sizeof (Time)), PropModeReplace, |
3470 |
(unsigned char *)&selection_time, 1); |
3471 |
ev.property = rq.property; |
3472 |
} |
3473 |
else if (rq.target == XA_STRING |
3474 |
|| rq.target == xa[XA_TEXT] |
3475 |
|| rq.target == xa[XA_COMPOUND_TEXT] |
3476 |
|| rq.target == xa[XA_UTF8_STRING] |
3477 |
) |
3478 |
{ |
3479 |
short freect = 0; |
3480 |
int selectlen; |
3481 |
wchar_t *cl; |
3482 |
|
3483 |
target = rq.target; |
3484 |
|
3485 |
if (target == XA_STRING) |
3486 |
// we actually don't do XA_STRING, but who cares, as i18n clients |
3487 |
// will ask for another format anyways. |
3488 |
style = XStringStyle; |
3489 |
else if (target == xa[XA_TEXT]) |
3490 |
style = XStdICCTextStyle; |
3491 |
else if (target == xa[XA_COMPOUND_TEXT]) |
3492 |
style = XCompoundTextStyle; |
3493 |
#if X_HAVE_UTF8_STRING |
3494 |
else if (target == xa[XA_UTF8_STRING]) |
3495 |
style = XUTF8StringStyle; |
3496 |
#endif |
3497 |
else |
3498 |
{ |
3499 |
target = xa[XA_COMPOUND_TEXT]; |
3500 |
style = XCompoundTextStyle; |
3501 |
} |
3502 |
|
3503 |
if (selection.text) |
3504 |
{ |
3505 |
cl = selection.text; |
3506 |
selectlen = selection.len; |
3507 |
} |
3508 |
else |
3509 |
{ |
3510 |
cl = L""; |
3511 |
selectlen = 0; |
3512 |
} |
3513 |
|
3514 |
// Xwc doesn't handle iso-10646 in wchar_t gracefully, so maybe recode it |
3515 |
// manually for XUTF8StringStyle. |
3516 |
if (XwcTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) |
3517 |
freect = 1; |
3518 |
else |
3519 |
{ |
3520 |
/* if we failed to convert then send it raw */ |
3521 |
ct.value = (unsigned char *)cl; |
3522 |
ct.nitems = selectlen; |
3523 |
} |
3524 |
|
3525 |
XChangeProperty (display->display, rq.requestor, rq.property, |
3526 |
target, 8, PropModeReplace, |
3527 |
ct.value, (int)ct.nitems); |
3528 |
ev.property = rq.property; |
3529 |
|
3530 |
if (freect) |
3531 |
XFree (ct.value); |
3532 |
} |
3533 |
|
3534 |
XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); |
3535 |
} |
3536 |
|
3537 |
/* ------------------------------------------------------------------------- * |
3538 |
* MOUSE ROUTINES * |
3539 |
* ------------------------------------------------------------------------- */ |
3540 |
|
3541 |
/* |
3542 |
* return col/row values corresponding to x/y pixel values |
3543 |
*/ |
3544 |
void |
3545 |
rxvt_term::pixel_position (int *x, int *y) |
3546 |
{ |
3547 |
*x = Pixel2Col (*x); |
3548 |
/* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */ |
3549 |
*y = Pixel2Row (*y); |
3550 |
/* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */ |
3551 |
} |
3552 |
|
3553 |
/* ------------------------------------------------------------------------- */ |
3554 |
#ifdef USE_XIM |
3555 |
void |
3556 |
rxvt_term::im_set_position (XPoint *pos) |
3557 |
{ |
3558 |
XWindowAttributes xwa; |
3559 |
|
3560 |
XGetWindowAttributes (display->display, TermWin.vt, &xwa); |
3561 |
pos->x = Col2Pixel (screen.cur.col) + xwa.x; |
3562 |
pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; |
3563 |
} |
3564 |
|
3565 |
#endif |
3566 |
/* ------------------------------------------------------------------------- */ |
3567 |
|
3568 |
/* ------------------------------------------------------------------------- * |
3569 |
* DEBUG ROUTINES * |
3570 |
* ------------------------------------------------------------------------- */ |
3571 |
#if 0 |
3572 |
void |
3573 |
rxvt_debug_colors (void) |
3574 |
{ |
3575 |
int color; |
3576 |
const char *name[] = |
3577 |
{ |
3578 |
"fg", "bg", |
3579 |
"black", "red", "green", "yellow", "blue", "magenta", "cyan", "white" |
3580 |
}; |
3581 |
|
3582 |
fprintf (stderr, "Color ( "); |
3583 |
if (rstyle & RS_RVid) |
3584 |
fprintf (stderr, "rvid "); |
3585 |
if (rstyle & RS_Bold) |
3586 |
fprintf (stderr, "bold "); |
3587 |
if (rstyle & RS_Blink) |
3588 |
fprintf (stderr, "blink "); |
3589 |
if (rstyle & RS_Uline) |
3590 |
fprintf (stderr, "uline "); |
3591 |
fprintf (stderr, "): "); |
3592 |
|
3593 |
color = GET_FGCOLOR (rstyle); |
3594 |
#ifndef NO_BRIGHTCOLOR |
3595 |
if (color >= minBrightCOLOR && color <= maxBrightCOLOR) |
3596 |
{ |
3597 |
color -= (minBrightCOLOR - minCOLOR); |
3598 |
fprintf (stderr, "bright "); |
3599 |
} |
3600 |
#endif |
3601 |
fprintf (stderr, "%s on ", name[color]); |
3602 |
|
3603 |
color = GET_BGCOLOR (rstyle); |
3604 |
#ifndef NO_BRIGHTCOLOR |
3605 |
if (color >= minBrightCOLOR && color <= maxBrightCOLOR) |
3606 |
{ |
3607 |
color -= (minBrightCOLOR - minCOLOR); |
3608 |
fprintf (stderr, "bright "); |
3609 |
} |
3610 |
#endif |
3611 |
fprintf (stderr, "%s\n", name[color]); |
3612 |
} |
3613 |
#endif |