ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/screen.C
(Generate patch)

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.180 by root, Wed Dec 21 10:34:24 2005 UTC vs.
Revision 1.377 by root, Mon Mar 21 13:46:17 2011 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 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 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 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
24 * This file handles _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
25 */ 25 */
26 26
27#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29 29#include "rxvtperl.h" /* NECESSARY */
30#include <X11/Xmd.h> /* get the typedef for CARD32 */
31 30
32#include <inttypes.h> 31#include <inttypes.h>
33 32
34#include "salloc.C" // HACK, should be a seperate compile! 33#include "salloc.C" // HACK, should be a separate compile!
35 34
35static inline void
36inline void fill_text (text_t *start, text_t value, int len) 36fill_text (text_t *start, text_t value, int len)
37{ 37{
38 while (len--) 38 while (len--)
39 *start++ = value; 39 *start++ = value;
40} 40}
41 41
42/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
45#define TABSIZE 8 /* default tab size */ 43#define TABSIZE 8 /* default tab size */
46 44
47/* ------------------------------------------------------------------------- * 45/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 46 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 47 * ------------------------------------------------------------------------- */
50#define ZERO_SCROLLBACK() \ 48#define ZERO_SCROLLBACK() \
51 if (options & Opt_scrollTtyOutput) \ 49 if (option (Opt_scrollTtyOutput)) \
52 view_start = 0 50 view_start = 0
53#define CLEAR_SELECTION() \ 51#define CLEAR_SELECTION() \
54 selection.beg.row = selection.beg.col \ 52 selection.beg.row = selection.beg.col \
55 = selection.end.row = selection.end.col = 0 53 = selection.end.row = selection.end.col = 0
56#define CLEAR_ALL_SELECTION() \ 54#define CLEAR_ALL_SELECTION() \
… …
84 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
85#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 83#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
86 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 84 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
87 85
88/* 86/*
89 * CLEAR_ROWS : clear <num> rows starting from row <row>
90 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 87 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
91 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
92 */ 88 */
93#define drawBuffer vt
94
95#define CLEAR_ROWS(row, num) \
96 if (mapped) \
97 XClearArea (display->display, drawBuffer, 0, \
98 Row2Pixel (row), (unsigned int)width, \
99 (unsigned int)Height2Pixel (num), False)
100
101#define CLEAR_CHARS(x, y, num) \ 89#define CLEAR_CHARS(x, y, num) \
102 if (mapped) \ 90 if (mapped) \
103 XClearArea (display->display, drawBuffer, x, y, \ 91 XClearArea (dpy, vt, x, y, \
104 (unsigned int)Width2Pixel (num), \ 92 (unsigned int)Width2Pixel (num), \
105 (unsigned int)Height2Pixel (1), False) 93 (unsigned int)Height2Pixel (1), False)
106
107#define ERASE_ROWS(row, num) \
108 XFillRectangle (display->display, drawBuffer, gc, \
109 0, Row2Pixel (row), \
110 (unsigned int)width, \
111 (unsigned int)Height2Pixel (num))
112 94
113/* ------------------------------------------------------------------------- * 95/* ------------------------------------------------------------------------- *
114 * SCREEN `COMMON' ROUTINES * 96 * SCREEN `COMMON' ROUTINES *
115 * ------------------------------------------------------------------------- */ 97 * ------------------------------------------------------------------------- */
116 98
117/* Fill part/all of a line with blanks. */ 99/* Fill part/all of a line with blanks. */
118void 100void
119rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) 101rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 102{
121 if (!l.t) 103 if (!l.t)
122 { 104 {
123 lalloc (l); 105 lalloc (l);
124 col = 0; 106 col = 0;
125 width = ncol; 107 width = ncol;
126 } 108 }
127 109
128 efs &= ~RS_baseattrMask; 110 l.touch ();
111
112 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
129 efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); 113 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
130 114
131 text_t *et = l.t + col; 115 text_t *et = l.t + col;
132 rend_t *er = l.r + col; 116 rend_t *er = l.r + col;
133 117
… …
139} 123}
140 124
141/* ------------------------------------------------------------------------- */ 125/* ------------------------------------------------------------------------- */
142/* Fill a full line with blanks - make sure it is allocated first */ 126/* Fill a full line with blanks - make sure it is allocated first */
143void 127void
144rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) 128rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
145{ 129{
146 scr_blank_line (l, 0, ncol, efs); 130 scr_blank_line (l, 0, ncol, efs);
131
132 l.l = 0;
133 l.f = 0;
134}
135
136// nuke a single wide character at the given column
137void
138rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
139{
140 // find begin
141 while (col > 0 && l.t[col] == NOCHAR)
142 col--;
143
144 rend_t rend = l.r[col] & ~RS_baseattrMask;
145 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
146
147 l.touch ();
148
149 // found start, nuke
150 do {
151 l.t[col] = ' ';
152 l.r[col] = rend;
153 col++;
154 } while (col < ncol && l.t[col] == NOCHAR);
147} 155}
148 156
149/* ------------------------------------------------------------------------- * 157/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 158 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 159 * ------------------------------------------------------------------------- */
160
152void 161void
153rxvt_term::scr_reset () 162rxvt_term::scr_reset ()
154{ 163{
155 unsigned int p, q;
156 int k;
157
158#if ENABLE_OVERLAY
159 scr_overlay_off ();
160#endif
161
162 view_start = 0; 164 view_start = 0;
163 num_scr = 0; 165 num_scr = 0;
164 166
165 if (ncol == 0) 167 if (ncol == 0)
166 ncol = 80; 168 ncol = 80;
… …
170 172
171 if (ncol == prev_ncol && nrow == prev_nrow) 173 if (ncol == prev_ncol && nrow == prev_nrow)
172 return; 174 return;
173 175
174 // we need at least two lines for wrapping to work correctly 176 // we need at least two lines for wrapping to work correctly
175 if (nrow + saveLines < 2) 177 while (nrow + saveLines < 2)
176 { 178 {
179 //TODO//FIXME
177 saveLines++; 180 saveLines++;
178 prev_nrow--; 181 prev_nrow--;
179 nsaved++; 182 top_row--;
180 } 183 }
181 184
182 want_refresh = 1; 185 want_refresh = 1;
183 186
184 int prev_total_rows = prev_nrow + saveLines; 187 int prev_total_rows = prev_nrow + saveLines;
185 total_rows = nrow + saveLines; 188 total_rows = nrow + saveLines;
186 189
187 screen.tscroll = 0; 190 screen.tscroll = 0;
188 screen.bscroll = nrow - 1; 191 screen.bscroll = nrow - 1;
189 192
190 if (!save) 193 if (!row_buf)
191 { 194 {
192 /* 195 /*
193 * first time called so just malloc everything: don't rely on realloc 196 * first time called so just malloc everything: don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL
195 */ 197 */
196 nsaved = 0; /* no saved lines */ 198 top_row = 0;
197 term_start = 0; 199 term_start = 0;
198 200
199 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 201 talloc = new rxvt_salloc (ncol * sizeof (text_t));
200 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 202 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
201 203
202 save = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
203 buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); 204 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
204 drawn = (line_t *)rxvt_calloc (nrow, sizeof (line_t)); 205 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
205 swap_save = (line_t *)rxvt_calloc (nrow, sizeof (line_t)); 206 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206 207
207 for (p = nrow; p--; ) 208 for (int row = nrow; row--; )
208 { 209 {
209 scr_blank_screen_mem (ROW(p), DEFAULT_RSTYLE); 210 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
210 scr_blank_screen_mem (swap_save[p], DEFAULT_RSTYLE); 211 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
211 scr_blank_screen_mem (drawn[p], DEFAULT_RSTYLE); 212 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
212 } 213 }
213 214
214 memset (charsets, 'B', sizeof (charsets)); 215 memset (charsets, 'B', sizeof (charsets));
215 rstyle = DEFAULT_RSTYLE; 216 rstyle = DEFAULT_RSTYLE;
216 screen.flags = Screen_DefaultFlags; 217 screen.flags = Screen_DefaultFlags;
… …
231 selection.text = NULL; 232 selection.text = NULL;
232 selection.len = 0; 233 selection.len = 0;
233 selection.op = SELECTION_CLEAR; 234 selection.op = SELECTION_CLEAR;
234 selection.screen = PRIMARY; 235 selection.screen = PRIMARY;
235 selection.clicks = 0; 236 selection.clicks = 0;
236 CLEAR_ALL_SELECTION (); 237 selection.clip_text = NULL;
237 rvideo = 0; 238 selection.clip_len = 0;
238 } 239 }
239 else 240 else
240 { 241 {
241 /* 242 /*
242 * add or delete rows as appropriate 243 * add or delete rows as appropriate
243 */ 244 */
244 245
245 rxvt_salloc *old_ta; 246 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
246 rxvt_salloc *old_ra; 247 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
247 248
249#if 0
248 if (nrow < prev_nrow) 250 if (nrow < prev_nrow)
249 { 251 {
250 /* delete rows */
251 k = min (nsaved, prev_nrow - nrow);
252 // k = max (0, - ( (nrow - 1) - r->screen.cur.row)); // mmc's http://maruska.dyndns.org/wiki/scrolling-bug //make configurable? //D TODO
253 scr_scroll_text (0, (int)prev_nrow - 1, k);
254
255 for (p = nrow; p < prev_nrow; p++) 252 for (int row = nrow; row < prev_nrow; row++)
256 { 253 {
257 lfree (ROW(p));
258 lfree (swap_save[p]); 254 lfree (swap_buf [row]);
259 lfree (drawn[p]); 255 lfree (drawn_buf[row]);
260 } 256 }
261
262 /* we have fewer rows so fix up cursor position */
263 MIN_IT (screen.cur.row, (int32_t)nrow - 1);
264
265 scr_reset_realloc (); /* realloc _last_ */
266 }
267 else if (nrow > prev_nrow)
268 { 257 }
269 /* add rows */ 258#endif
270 scr_reset_realloc (); /* realloc _first_ */
271 259
272 int ocol = ncol; 260 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
273 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 261 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
274 262
275 k = min (nsaved, nrow - prev_nrow); 263 for (int row = min (nrow, prev_nrow); row--; )
264 {
265 lresize (drawn_buf[row]);
266 lresize (swap_buf [row]);
267 }
276 268
277 for (p = prev_total_rows; p < total_rows; p++)
278 save[p].clear ();
279
280 for (p = prev_total_rows; p < total_rows - k; p++)
281 scr_blank_screen_mem (save[p], DEFAULT_RSTYLE);
282
283 for (p = prev_nrow; p < nrow; p++) 269 for (int row = prev_nrow; row < nrow; row++)
270 {
271 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
272 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
273 }
274
275 line_t *old_buf = row_buf;
276 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
277
278 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
279 int pend = MOD (term_start + top_row , prev_total_rows);
280 int q = total_rows; // rewrapped row
281
282 if (top_row)
283 {
284 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
285 // to come up with a lean and mean algorithm.
286 // TODO: maybe optimise when width didn't change
287
288 row_col_t ocur = screen.cur;
289 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
290
291 do
284 { 292 {
285 swap_save[p].clear (); scr_blank_screen_mem (swap_save[p], DEFAULT_RSTYLE); 293 p = MOD (p - 1, prev_total_rows);
286 drawn[p].clear (); scr_blank_screen_mem (drawn[p], DEFAULT_RSTYLE); 294 assert (old_buf [MOD (p, prev_total_rows)].t);
287 }
288
289 if (k > 0)
290 {
291 scr_scroll_text (0, (int)nrow - 1, -k);
292 screen.cur.row += k;
293 screen.s_cur.row += k;
294 nsaved -= k;
295 }
296
297#ifdef DEBUG_STRICT
298 assert (screen.cur.row < nrow);
299#else /* drive with your eyes closed */
300 MIN_IT (screen.cur.row, nrow - 1);
301#endif
302 ncol = ocol; // save b/c scr_blank_screen_mem uses this
303 }
304
305 /* resize columns */
306 if (ncol != prev_ncol)
307 {
308 old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
309 old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
310
311 for (p = total_rows; p--; )
312 lresize (save[p]);
313
314 for (p = nrow; p--; )
315 {
316 lresize (drawn[p]);
317 lresize (swap_save[p]);
318 }
319
320 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
321
322 delete old_ta;
323 delete old_ra;
324 }
325
326#if 0
327 // re-wrap lines, this is rather ugly, possibly because I am too dumb
328 // to come up with a lean and mean algorithm.
329 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
330 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
331
332 text_t **tp = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
333 rend_t **rp = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
334 tlen_t *tl = (tlen_t *) rxvt_calloc (total_rows, sizeof (tlen_t));
335
336 for (p = 0; p < prev_total_rows; p++) printf ("P %p %d\n", save[p].t, save[p].l);//D
337
338 p = prev_total_rows;
339 q = total_rows;
340
341 while (p > 0 && q > 0)
342 {
343 --p;
344
345 printf ("pq %d:%d\n", p, q);
346 if (save[p].t)
347 {
348 int llen = save[p].l; 295 int plines = 1;
296 int llen = old_buf [MOD (p, prev_total_rows)].l;
349 297
350 assert (llen >= 0); 298 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
351
352 while (p && save[p - 1].l < 0)
353 { 299 {
300 p = MOD (p - 1, prev_total_rows);
301
354 --p; 302 plines++;
355 llen += prev_ncol; 303 llen += prev_ncol;
356 } 304 }
357 305
358 int qlines = llen / ncol + 1; 306 int qlines = max (0, (llen - 1) / ncol) + 1;
307
308 // drop partial lines completely
309 if (q < qlines)
310 break;
311
312 q -= qlines;
313
359 int lofs = 0; 314 int lofs = 0;
315 line_t *qline;
360 316
361 q -= qlines; 317 // re-assemble the full line by destination lines
362
363 int qrow = q;
364
365 printf ("QL %d llen %d\n", qlines, llen);//D
366 for (; qlines--; qrow++) 318 for (int qrow = q; qlines--; qrow++)
367 { 319 {
320 qline = row_buf + qrow;
321 lalloc (*qline);
322 qline->l = ncol;
323 qline->is_longer (1);
324
325 int qcol = 0;
326
327 // see below for cursor adjustment rationale
368 if (qrow >= 0) 328 if (p == ocur.row)
329 screen.cur.row = q - (total_rows - nrow);
330
331 // fill a single destination line
332 while (lofs < llen && qcol < ncol)
369 { 333 {
370 tp [qrow] = (text_t *)ta->alloc ();
371 rp [qrow] = (rend_t *)ra->alloc ();
372 tl [qrow] = LINE_CONT1;
373
374 int qcol = 0;
375
376 for (;;)
377 {
378 int prow = lofs / prev_ncol + p; 334 int prow = lofs / prev_ncol;
379 int pcol = lofs % prev_ncol; 335 int pcol = lofs % prev_ncol;
380 336
337 prow = MOD (p + prow, prev_total_rows);
338
339 // we only adjust the cursor _row_ and put it into
340 // the topmost line of "long line" it was in, as
341 // this seems to upset applications/shells/readline
342 // least.
343 if (prow == ocur.row)
344 screen.cur.row = q - (total_rows - nrow);
345
346 line_t &pline = old_buf [prow];
347
381 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 348 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
382 349
383 printf ("q %d lofs %d>%d len %d pq %d:%d p %d:%d q :%d\n", q, llen, lofs, len, prev_ncol, ncol, prow, pcol, qcol);
384
385 if (len <= 0)
386 {
387 tl [qrow] = qcol;
388
389 TODO
390 scr_blank_line (tp [qrow] + qcol, rp [qrow] + qcol,
391 ncol - qcol, DEFAULT_RSTYLE);
392
393 break;
394 }
395
396 assert (lofs < 1000);
397
398 memcpy (tp [qrow] + qcol, save[prow].t + pcol, len * sizeof (text_t)); 350 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
399 memcpy (rp [qrow] + qcol, save[prow].r + pcol, len * sizeof (rend_t)); 351 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
400 352
401 lofs += len; 353 lofs += len;
402 qcol += len; 354 qcol += len;
403
404 if (qcol == ncol)
405 break;
406 }
407 } 355 }
408 else
409 lofs += ncol;
410 } 356 }
357
358 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
359 qline->is_longer (0);
360 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
411 } 361 }
362 while (p != pend && q > 0);
363
364 term_start = total_rows - nrow;
365 top_row = q - term_start;
366
367 // make sure all terminal lines exist
368 while (top_row > 0)
369 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
370 }
371 else
412 } 372 {
373 // if no scrollback exists (yet), wing, instead of wrap
413 374
414 free (screen.text); screen.text = tp; 375 for (int row = min (nrow, prev_nrow); row--; )
415 free (screen.rend); screen.rend = rp; 376 {
416 free (screen.tlen); screen.tlen = tl; 377 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
378 line_t &qline = row_buf [row];
417 379
418 for (p = 0; p < total_rows; p++) printf ("P %p %d\n", save[p].t, save[p].l);//D 380 qline = pline;
419#endif 381 lresize (qline);
382 }
420 383
421 if (tabs) 384 for (int row = prev_nrow; row < nrow; row++)
385 {
386 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
387 }
388
389 term_start = 0;
390 }
391
392 free (old_buf);
393 delete old_ta;
394 delete old_ra;
395
396 clamp_it (screen.cur.row, 0, nrow - 1);
397 clamp_it (screen.cur.col, 0, ncol - 1);
398 }
399
422 free (tabs); 400 free (tabs);
423 } 401 tabs = (char *)rxvt_malloc (ncol);
402
403 for (int col = ncol; col--; )
404 tabs [col] = col % TABSIZE == 0;
405
406 CLEAR_ALL_SELECTION ();
424 407
425 prev_nrow = nrow; 408 prev_nrow = nrow;
426 prev_ncol = ncol; 409 prev_ncol = ncol;
427 410
428 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
429
430 for (p = 0; p < ncol; p++)
431 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
432
433 tt_winch (); 411 tt_winch ();
434}
435 412
436void 413 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
437rxvt_term::scr_reset_realloc ()
438{
439 swap_save = (line_t *) rxvt_realloc (swap_save , nrow * sizeof (line_t));
440 drawn = (line_t *) rxvt_realloc (drawn , nrow * sizeof (line_t));
441 buf = (line_t *) rxvt_realloc (buf , nrow * sizeof (line_t));
442 save = (line_t *) rxvt_realloc (save , total_rows * sizeof (line_t));
443} 414}
444 415
445/* ------------------------------------------------------------------------- */ 416/* ------------------------------------------------------------------------- */
446/* 417/*
447 * Free everything. That way malloc debugging can find leakage. 418 * Free everything. That way malloc debugging can find leakage.
448 */ 419 */
449void 420void
450rxvt_term::scr_release () 421rxvt_term::scr_release () NOTHROW
451{ 422{
423 if (row_buf)
424 {
452 delete talloc; talloc = 0; 425 delete talloc; talloc = 0;
453 delete ralloc; ralloc = 0; 426 delete ralloc; ralloc = 0;
454 427
455 free (save); 428 free (row_buf);
456 free (swap_save); 429 free (swap_buf);
457 free (drawn); 430 free (drawn_buf);
458 free (buf); 431 row_buf = 0; // signal that we freed all the arrays above
432
459 free (tabs); 433 free (tabs);
434 tabs = 0;
435 }
460} 436}
461 437
462/* ------------------------------------------------------------------------- */ 438/* ------------------------------------------------------------------------- */
463/* 439/*
464 * Hard reset 440 * Hard/Soft reset
465 */ 441 */
466void 442void
467rxvt_term::scr_poweron () 443rxvt_term::scr_poweron ()
468{ 444{
469 scr_release (); 445 scr_release ();
470 prev_nrow = prev_ncol = 0; 446 prev_nrow = prev_ncol = 0;
447 rvideo_mode = false;
448 scr_soft_reset ();
471 scr_reset (); 449 scr_reset ();
472 450
473 scr_clear (true); 451 scr_clear (true);
474 scr_refresh (SLOW_REFRESH); 452 scr_refresh ();
453}
454
455void
456rxvt_term::scr_soft_reset ()
457{
458 /* only affects modes, nothing drastic such as clearing the screen */
459#if ENABLE_OVERLAY
460 scr_overlay_off ();
461#endif
462
463 if (current_screen != PRIMARY)
464 scr_swap_screen ();
465
466 scr_scroll_region (0, MAX_ROWS - 1);
467 scr_rendition (0, ~RS_None);
468 scr_insert_mode (0);
475} 469}
476 470
477/* ------------------------------------------------------------------------- * 471/* ------------------------------------------------------------------------- *
478 * PROCESS SCREEN COMMANDS * 472 * PROCESS SCREEN COMMANDS *
479 * ------------------------------------------------------------------------- */ 473 * ------------------------------------------------------------------------- */
… …
481 * Save and Restore cursor 475 * Save and Restore cursor
482 * XTERM_SEQ: Save cursor : ESC 7 476 * XTERM_SEQ: Save cursor : ESC 7
483 * XTERM_SEQ: Restore cursor: ESC 8 477 * XTERM_SEQ: Restore cursor: ESC 8
484 */ 478 */
485void 479void
486rxvt_term::scr_cursor (int mode) 480rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
487{ 481{
488 screen_t *s; 482 screen_t *s;
489 483
490#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 484#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
491 if (current_screen == SECONDARY) 485 if (current_screen == SECONDARY)
… …
515 set_font_style (); 509 set_font_style ();
516 break; 510 break;
517 } 511 }
518 512
519 /* boundary check in case screen size changed between SAVE and RESTORE */ 513 /* boundary check in case screen size changed between SAVE and RESTORE */
520 MIN_IT (s->cur.row, nrow - 1); 514 min_it (s->cur.row, nrow - 1);
521 MIN_IT (s->cur.col, ncol - 1); 515 min_it (s->cur.col, ncol - 1);
522#ifdef DEBUG_STRICT
523 assert (s->cur.row >= 0); 516 assert (s->cur.row >= 0);
524 assert (s->cur.col >= 0); 517 assert (s->cur.col >= 0);
525#else /* drive with your eyes closed */ 518}
526 MAX_IT (s->cur.row, 0); 519
527 MAX_IT (s->cur.col, 0); 520void
528#endif 521rxvt_term::scr_swap_screen ()
522{
523 if (!option (Opt_secondaryScreen))
524 return;
525
526 for (int i = prev_nrow; i--; )
527 ::swap (ROW(i), swap_buf [i]);
528
529 ::swap (screen.cur, swap.cur);
530
531 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
532 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
529} 533}
530 534
531/* ------------------------------------------------------------------------- */ 535/* ------------------------------------------------------------------------- */
532/* 536/*
533 * Swap between primary and secondary screens 537 * Swap between primary and secondary screens
534 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 538 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
535 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 539 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
536 */ 540 */
537int 541void
538rxvt_term::scr_change_screen (int scrn) 542rxvt_term::scr_change_screen (int scrn)
539{ 543{
544 if (scrn == current_screen)
545 return;
546
540 want_refresh = 1; 547 want_refresh = 1;
541 view_start = 0; 548 view_start = 0;
542 549
543 if (current_screen == scrn)
544 return scrn;
545
546 selection_check (2); /* check for boundary cross */ 550 selection_check (2); /* check for boundary cross */
547 551
548 int i = current_screen; current_screen = scrn; scrn = i; 552 current_screen = scrn;
549
550 ::swap (screen.cur.row, swap.cur.row);
551 ::swap (screen.cur.col, swap.cur.col);
552
553 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
554 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
555 553
556#if NSCREENS 554#if NSCREENS
557 if (options & Opt_secondaryScreen) 555 if (option (Opt_secondaryScreen))
558 { 556 {
559 num_scr = 0; 557 num_scr = 0;
560 558
561 for (int i = nrow; i--; ) 559 scr_swap_screen ();
562 ::swap (ROW(i), swap_save[i]);
563 560
564 ::swap (screen.charset, swap.charset); 561 ::swap (screen.charset, swap.charset);
565 ::swap (screen.flags, swap.flags); 562 ::swap (screen.flags, swap.flags);
566 screen.flags |= Screen_VisibleCursor; 563 screen.flags |= Screen_VisibleCursor;
567 swap.flags |= Screen_VisibleCursor; 564 swap.flags |= Screen_VisibleCursor;
568 } 565 }
569 else 566 else
570#endif 567#endif
571 if (options & Opt_secondaryScroll) 568 if (option (Opt_secondaryScroll))
572 scr_scroll_text (0, prev_nrow - 1, prev_nrow); 569 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
573
574 return scrn;
575} 570}
576 571
577// clear WrapNext indicator, solidifying position on next line 572// clear WrapNext indicator, solidifying position on next line
578void 573void
579rxvt_term::scr_do_wrap () 574rxvt_term::scr_do_wrap () NOTHROW
580{ 575{
581 if (!(screen.flags & Screen_WrapNext)) 576 if (!(screen.flags & Screen_WrapNext))
582 return; 577 return;
583 578
584 screen.flags &= ~Screen_WrapNext; 579 screen.flags &= ~Screen_WrapNext;
… …
594/* ------------------------------------------------------------------------- */ 589/* ------------------------------------------------------------------------- */
595/* 590/*
596 * Change the colour for following text 591 * Change the colour for following text
597 */ 592 */
598void 593void
599rxvt_term::scr_color (unsigned int color, int fgbg) 594rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
600{ 595{
601 if (color > maxTermCOLOR) 596 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
602 color = fgbg; 597 color = fgbg;
603 598
604 if (fgbg == Color_fg) 599 if (fgbg == Color_fg)
605 rstyle = SET_FGCOLOR (rstyle, color); 600 rstyle = SET_FGCOLOR (rstyle, color);
606 else 601 else
… …
610/* ------------------------------------------------------------------------- */ 605/* ------------------------------------------------------------------------- */
611/* 606/*
612 * Change the rendition style for following text 607 * Change the rendition style for following text
613 */ 608 */
614void 609void
615rxvt_term::scr_rendition (int set, int style) 610rxvt_term::scr_rendition (int set, int style) NOTHROW
616 { 611{
617 if (set) 612 if (set)
618 rstyle |= style; 613 rstyle |= style;
619 else if (style == ~RS_None) 614 else if (style == ~RS_None)
620 rstyle = DEFAULT_RSTYLE; 615 rstyle = DEFAULT_RSTYLE;
621 else 616 else
622 rstyle &= ~style; 617 rstyle &= ~style;
623 } 618}
624 619
625/* ------------------------------------------------------------------------- */ 620/* ------------------------------------------------------------------------- */
626/* 621/*
627 * Scroll text between <row1> and <row2> inclusive, by <count> lines 622 * Scroll text between <row1> and <row2> inclusive, by <count> lines
628 * count positive ==> scroll up 623 * count positive ==> scroll up
629 * count negative ==> scroll down 624 * count negative ==> scroll down
630 */ 625 */
631int 626int
632rxvt_term::scr_scroll_text (int row1, int row2, int count) 627rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
633{ 628{
634 if (count == 0 || (row1 > row2)) 629 if (count == 0 || (row1 > row2))
635 return 0; 630 return 0;
636 631
637 want_refresh = 1; 632 want_refresh = 1;
638 num_scr += count; 633 num_scr += count;
639 634
640 if (count > 0 635 if (count > 0
641 && row1 == 0 636 && row1 == 0
642 && row2 == nrow - 1
643 && (current_screen == PRIMARY || options & Opt_secondaryScroll)) 637 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
644 { 638 {
645 nsaved = min (nsaved + count, saveLines); 639 top_row = max (top_row - count, -saveLines);
640
641 // scroll everything up 'count' lines
646 term_start = (term_start + count) % total_rows; 642 term_start = (term_start + count) % total_rows;
647 643
644 // sever bottommost line
645 {
646 line_t &l = ROW(row2 - count);
647 l.is_longer (0);
648 l.touch ();
649 }
650
651 // erase newly scrolled-in lines
652 for (int i = count; i--; )
653 {
654 line_t &l = ROW(nrow - 1 - i);
655
656 // optimize if already cleared, can be significant on slow machines
657 // could be rolled into scr_blank_screen_mem
658 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
659 {
660 scr_blank_line (l, 0, l.l, rstyle);
661 l.l = 0;
662 l.f = 0;
663 }
664 else
665 scr_blank_screen_mem (l, rstyle);
666 }
667
668 // now copy lines below the scroll region bottom to the
669 // bottom of the screen again, so they look as if they
670 // hadn't moved.
671 for (int i = nrow; --i > row2; )
672 {
673 line_t &l1 = ROW(i - count);
674 line_t &l2 = ROW(i);
675
676 ::swap (l1, l2);
677 l2.touch ();
678 }
679
680 // move and/or clear selection, if any
648 if (selection.op && current_screen == selection.screen) 681 if (selection.op && current_screen == selection.screen)
649 { 682 {
650 selection.beg.row -= count; 683 selection.beg.row -= count;
651 selection.end.row -= count; 684 selection.end.row -= count;
652 selection.mark.row -= count; 685 selection.mark.row -= count;
653 686
654 selection_check (0); 687 if (selection.beg.row < top_row
655 } 688 || selection.end.row < top_row
656 689 || selection.mark.row < top_row)
657 for (int i = count; i--; )
658 scr_blank_screen_mem (ROW(row2 - i), rstyle);
659
660 if ((options & Opt_scrollWithBuffer)
661 && view_start != 0
662 && view_start != saveLines)
663 scr_page (UP, count);
664 }
665 else
666 {
667 if (selection.op && current_screen == selection.screen)
668 {
669 int i = selection.beg.row;
670 int j = selection.end.row;
671
672 if ((i < row1 && j > row1)
673 || (i < row2 && j > row2)
674 || (i - count < row1 && i >= row1)
675 || (i - count > row2 && i <= row2)
676 || (j - count < row1 && j >= row1)
677 || (j - count > row2 && j <= row2))
678 { 690 {
679 CLEAR_ALL_SELECTION (); 691 CLEAR_ALL_SELECTION ();
680 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 692 selection.op = SELECTION_CLEAR;
681 } 693 }
682 else if (j >= row1 && j <= row2) 694 }
695
696 // finally move the view window, if desired
697 if (option (Opt_scrollWithBuffer)
698 && view_start != 0
699 && view_start != -saveLines)
700 scr_page (UP, count);
701
702 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
703 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
704 }
705 else
706 {
707 if (selection.op && current_screen == selection.screen)
708 {
709 if ((selection.beg.row < row1 && selection.end.row > row1)
710 || (selection.beg.row < row2 && selection.end.row > row2)
711 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
712 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
713 || (selection.end.row - count < row1 && selection.end.row >= row1)
714 || (selection.end.row - count > row2 && selection.end.row <= row2))
715 {
716 CLEAR_ALL_SELECTION ();
717 selection.op = SELECTION_CLEAR;
718 }
719 else if (selection.end.row >= row1 && selection.end.row <= row2)
683 { 720 {
684 /* move selected region too */ 721 /* move selected region too */
685 selection.beg.row -= count; 722 selection.beg.row -= count;
686 selection.end.row -= count; 723 selection.end.row -= count;
687 selection.mark.row -= count; 724 selection.mark.row -= count;
688 725
689 selection_check (0); 726 selection_check (0);
690 } 727 }
691 } 728 }
692 729
693 // use a simple and robust scrolling algorithm, this 730 // use a simple and robust scrolling algorithm, this
694 // part of scr_scroll_text is not time-critical. 731 // part of scr_scroll_text is not time-critical.
695 732
696 int rows = row2 - row1 + 1; 733 int rows = row2 - row1 + 1;
697 734
735 min_it (count, rows);
736
737 line_t *temp_buf = row_buf + total_rows;
738
698 for (int row = 0; row < rows; row++) 739 for (int row = 0; row < rows; row++)
699 { 740 {
700 buf [row] = ROW(row1 + (row + count + rows) % rows); 741 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
701 742
702 if (!IN_RANGE_EXC (row + count, 0, rows)) 743 if (!IN_RANGE_EXC (row + count, 0, rows))
703 scr_blank_screen_mem (buf [row], rstyle); 744 scr_blank_screen_mem (temp_buf [row], rstyle);
704 } 745 }
705 746
706 for (int row = 0; row < rows; row++) 747 for (int row = 0; row < rows; row++)
707 ROW(row1 + row) = buf [row]; 748 ROW(row1 + row) = temp_buf [row];
708 } 749 }
709 750
710 return count; 751 return count;
711} 752}
712 753
713/* ------------------------------------------------------------------------- */ 754/* ------------------------------------------------------------------------- */
714/* 755/*
715 * Add text given in <str> of length <len> to screen struct 756 * Add text given in <str> of length <len> to screen struct
716 */ 757 */
717void 758void
718rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 759rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
719{ 760{
720 if (len <= 0) /* sanity */ 761 if (len <= 0) /* sanity */
721 return; 762 return;
722 763
723 unsigned char checksel; 764 unsigned char checksel;
724 unicode_t c; 765 unicode_t c;
725 int row, last_col; 766 int ncol = this->ncol;
726 const unicode_t *strend = str + len; 767 const wchar_t *strend = str + len;
727 768
728 want_refresh = 1; 769 want_refresh = 1;
729 ZERO_SCROLLBACK (); 770 ZERO_SCROLLBACK ();
730 last_col = ncol;
731 771
732 if (nlines > 0) 772 if (minlines > 0)
733 { 773 {
734 nlines += screen.cur.row - screen.bscroll; 774 minlines += screen.cur.row - screen.bscroll;
775 min_it (minlines, screen.cur.row - top_row);
776
735 if ((nlines > 0) 777 if (minlines > 0
736 && (screen.tscroll == 0) 778 && screen.tscroll == 0
737 && (screen.bscroll == (nrow - 1))) 779 && screen.bscroll == nrow - 1)
738 { 780 {
739 /* _at least_ this many lines need to be scrolled */ 781 /* _at least_ this many lines need to be scrolled */
740 scr_scroll_text (screen.tscroll, screen.bscroll, nlines); 782 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
741 screen.cur.row -= nlines; 783 screen.cur.row -= minlines;
742 } 784 }
743 } 785 }
744 786
745#ifdef DEBUG_STRICT
746 assert (screen.cur.col < last_col); 787 assert (screen.cur.col < ncol);
747 assert ((screen.cur.row < nrow) 788 assert (screen.cur.row < nrow
748 && (screen.cur.row >= - (int32_t)nsaved)); 789 && screen.cur.row >= top_row);
749#else /* drive with your eyes closed */
750 MIN_IT (screen.cur.col, last_col - 1);
751 MIN_IT (screen.cur.row, (int32_t)nrow - 1);
752 MAX_IT (screen.cur.row, - (int32_t)nsaved);
753#endif
754 row = screen.cur.row; 790 int row = screen.cur.row;
755 791
756 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 792 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
757 793
758 line_t *line = &ROW(row); 794 line_t *line = &ROW(row);
759 795
760 while (str < strend) 796 while (str < strend)
761 { 797 {
762 c = *str++; 798 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
763 799
764 if (c < 0x20) 800 if (expect_false (c < 0x20))
765 if (c == C0_LF) 801 if (c == C0_LF)
766 { 802 {
767 if (!line->is_longer ()) /* XXX: think about this */
768 MAX_IT (line->l, screen.cur.col); 803 max_it (line->l, screen.cur.col);
769 804
770 screen.flags &= ~Screen_WrapNext; 805 screen.flags &= ~Screen_WrapNext;
771 806
772 if (screen.cur.row == screen.bscroll) 807 if (screen.cur.row == screen.bscroll)
773 scr_scroll_text (screen.tscroll, screen.bscroll, 1); 808 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
… …
777 line = &ROW(row); /* _must_ refresh */ 812 line = &ROW(row); /* _must_ refresh */
778 continue; 813 continue;
779 } 814 }
780 else if (c == C0_CR) 815 else if (c == C0_CR)
781 { 816 {
782 if (!line->is_longer ()) /* XXX: think about this */
783 MAX_IT (line->l, screen.cur.col); 817 max_it (line->l, screen.cur.col);
784 818
785 screen.flags &= ~Screen_WrapNext; 819 screen.flags &= ~Screen_WrapNext;
786 screen.cur.col = 0; 820 screen.cur.col = 0;
787 continue; 821 continue;
788 } 822 }
… …
790 { 824 {
791 scr_tab (1, true); 825 scr_tab (1, true);
792 continue; 826 continue;
793 } 827 }
794 828
829 if (expect_false (
795 if (checksel /* see if we're writing within selection */ 830 checksel /* see if we're writing within selection */
796 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 831 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
797 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 832 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
833 ))
798 { 834 {
799 checksel = 0; 835 checksel = 0;
800 /* 836 /*
801 * If we wrote anywhere in the selected area, kill the selection 837 * If we wrote anywhere in the selected area, kill the selection
802 * XXX: should we kill the mark too? Possibly, but maybe that 838 * XXX: should we kill the mark too? Possibly, but maybe that
803 * should be a similar check. 839 * should be a similar check.
804 */ 840 */
805 CLEAR_SELECTION (); 841 CLEAR_SELECTION ();
806 } 842 }
807 843
808 if (screen.flags & Screen_WrapNext) 844 if (expect_false (screen.flags & Screen_WrapNext))
809 { 845 {
810 line->set_is_longer ();
811
812 scr_do_wrap (); 846 scr_do_wrap ();
813 847
848 line->l = ncol;
849 line->is_longer (1);
850
814 row = screen.cur.row; 851 row = screen.cur.row;
815 line = &ROW(row); /* _must_ refresh */ 852 line = &ROW(row); /* _must_ refresh */
816 } 853 }
817 854
818 // some utf-8 decoders "decode" surrogate characters: let's fix this. 855 // some utf-8 decoders "decode" surrogate characters: let's fix this.
819 if (IN_RANGE_INC (c, 0xd800, 0xdfff)) 856 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
820 c = 0xfffd; 857 c = 0xfffd;
821 858
822 // rely on wcwidth to tell us the character width, at least for non-latin1 859 // rely on wcwidth to tell us the character width, do wcwidth before
823 // do wcwidth before further replacements, as wcwidth might return -1 860 // further replacements, as wcwidth might return -1 for the line
824 // for the line drawing characters below as they might be invalid in the current 861 // drawing characters below as they might be invalid in the current
825 // locale. 862 // locale.
826 int width = c < 0x100 ? 1 : wcwidth (c); 863 int width = WCWIDTH (c);
827 864
828 if (charsets[screen.charset] == '0') // DEC SPECIAL 865 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
829 { 866 {
830 // vt100 special graphics and line drawing 867 // vt100 special graphics and line drawing
831 // 5f-7e standard vt100 868 // 5f-7e standard vt100
832 // 40-5e rxvt extension for extra curses acs chars 869 // 40-5e rxvt extension for extra curses acs chars
833 static uint16_t vt100_0[62] = { // 41 .. 7e 870 static uint16_t vt100_0[62] = { // 41 .. 7e
… …
846 c = vt100_0[c - 0x41]; 883 c = vt100_0[c - 0x41];
847 width = 1; // vt100 line drawing characters are always single-width 884 width = 1; // vt100 line drawing characters are always single-width
848 } 885 }
849 } 886 }
850 887
851 if (screen.flags & Screen_Insert) 888 if (expect_false (screen.flags & Screen_Insert))
852 scr_insdel_chars (width, INSERT); 889 scr_insdel_chars (width, INSERT);
853 890
854 if (width != 0) 891 if (width != 0)
855 { 892 {
856#if !UNICODE_3 893#if !UNICODE_3
… …
861# else 898# else
862 c = 0xfffd; 899 c = 0xfffd;
863# endif 900# endif
864#endif 901#endif
865 902
903 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
904
905 // if the character doesn't fit into the remaining columns...
906 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
907 {
908 if (screen.flags & Screen_Autowrap)
909 {
910 // ... artificially enlargen the previous one
911 c = NOCHAR;
912 // and try the same character next loop iteration
913 --str;
914 }
915 else
916 screen.cur.col = ncol - width;
917 }
918
866 // nuke the character at this position, if required 919 // nuke the character at this position, if required
920 // due to wonderful coincidences everywhere else in this loop
921 // we never have to check for overwriting a wide char itself,
922 // only its tail.
867 if (line->t[screen.cur.col] == NOCHAR 923 if (expect_false (line->t[screen.cur.col] == NOCHAR))
868 || (screen.cur.col < ncol - 1 924 scr_kill_char (*line, screen.cur.col);
869 && line->t[screen.cur.col + 1] == NOCHAR))
870 {
871 int col = screen.cur.col;
872 925
873 // find begin 926 line->touch ();
874 while (col > 0 && line->t[col] == NOCHAR)
875 col--;
876
877 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
878
879 // found begin, nuke
880 do {
881 line->t[col] = ' ';
882 line->r[col] = rend;
883 col++;
884 } while (col < ncol && line->t[col] == NOCHAR);
885 }
886
887 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
888
889 // if the character doesn't fit into the remaining columns...
890 if (screen.cur.col > last_col - width && last_col >= width)
891 {
892 // ...output spaces
893 c = ' ';
894 // and try the same character next loop iteration
895 --str;
896 }
897 927
898 do 928 do
899 { 929 {
900 line->t[screen.cur.col] = c; 930 line->t[screen.cur.col] = c;
901 line->r[screen.cur.col] = rend; 931 line->r[screen.cur.col] = rend;
902 932
903 if (screen.cur.col < last_col - 1) 933 if (expect_true (screen.cur.col < ncol - 1))
904 screen.cur.col++; 934 screen.cur.col++;
905 else 935 else
906 { 936 {
907 line->l = last_col; 937 line->l = ncol;
908 if (screen.flags & Screen_Autowrap) 938 if (screen.flags & Screen_Autowrap)
909 screen.flags |= Screen_WrapNext; 939 screen.flags |= Screen_WrapNext;
910 break; 940
941 goto end_of_line;
911 } 942 }
912 943
913 c = NOCHAR; 944 c = NOCHAR;
914 } 945 }
915 while (--width > 0); 946 while (expect_false (--width > 0));
916 947
917 // pad with spaces when overwriting wide character with smaller one 948 // pad with spaces when overwriting wide character with smaller one
918 if (!width)
919 for (int c = screen.cur.col; c < last_col && line->t[c] == NOCHAR; c++) 949 for (int c = screen.cur.col; expect_false (c < ncol && line->t[c] == NOCHAR); c++)
920 { 950 {
921 line->t[c] = ' '; 951 line->t[c] = ' ';
922 line->r[c] = rend; 952 line->r[c] = rend;
923 } 953 }
954
955end_of_line:
924 } 956 ;
957 }
958#if ENABLE_COMBINING
925 else // width == 0 959 else // width == 0
926 { 960 {
927#if ENABLE_COMBINING 961 if (c != 0xfeff) // ignore BOM
928 // handle combining characters
929 // we just tag the accent on the previous on-screen character.
930 // this is arguably not correct, but also arguably not wrong.
931 // we don't handle double-width characters nicely yet.
932 text_t *tp;
933 rend_t *rp;
934
935 if (screen.cur.col > 0)
936 { 962 {
963 // handle combining characters
964 // we just tag the accent on the previous on-screen character.
965 // this is arguably not correct, but also arguably not wrong.
966 // we don't handle double-width characters nicely yet.
967 line_t *linep;
968 text_t *tp;
969 rend_t *rp;
970
971 if (screen.cur.col > 0)
972 {
973 linep = line;
937 tp = line->t + screen.cur.col - 1; 974 tp = line->t + screen.cur.col - 1;
938 rp = line->r + screen.cur.col - 1; 975 rp = line->r + screen.cur.col - 1;
976 }
977 else if (screen.cur.row > 0
978 && ROW(screen.cur.row - 1).is_longer ())
979 {
980 linep = &ROW(screen.cur.row - 1);
981 tp = line->t + ncol - 1;
982 rp = line->r + ncol - 1;
983 }
984 else
985 continue;
939 986
987 linep->touch ();
988
940 while (*tp == NOCHAR && tp > line->t) 989 while (*tp == NOCHAR && tp > linep->t)
941 tp--, rp--; 990 tp--, rp--;
991
992 // first try to find a precomposed character
993 unicode_t n = rxvt_compose (*tp, c);
994 if (n == NOCHAR)
995 n = rxvt_composite.compose (*tp, c);
996
997 *tp = n;
998 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
942 } 999 }
943 else if (screen.cur.row > 0
944 && ROW(screen.cur.row - 1).is_longer ())
945 {
946 line_t *line = &ROW(screen.cur.row - 1);
947
948 tp = line->t + last_col - 1;
949 rp = line->r + last_col - 1;
950
951 while (*tp == NOCHAR && tp > line->t)
952 tp--, rp--;
953 } 1000 }
954 else
955 continue;
956
957 // first try to find a precomposed character
958 unicode_t n = rxvt_compose (*tp, c);
959 if (n == NOCHAR)
960 n = rxvt_composite.compose (*tp, c);
961
962 *tp = n;
963 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
964#endif 1001#endif
965 }
966 } 1002 }
967 1003
968 if (!line->is_longer ()) /* XXX: think about this */
969 MAX_IT (line->l, screen.cur.col); 1004 max_it (line->l, screen.cur.col);
970 1005
971#ifdef DEBUG_STRICT
972 assert (screen.cur.row >= 0); 1006 assert (screen.cur.row >= 0);
973#else /* drive with your eyes closed */
974 MAX_IT (screen.cur.row, 0);
975#endif
976} 1007}
977 1008
978/* ------------------------------------------------------------------------- */ 1009/* ------------------------------------------------------------------------- */
979/* 1010/*
980 * Process Backspace. Move back the cursor back a position, wrap if have to 1011 * Process Backspace. Move back the cursor back a position, wrap if have to
981 * XTERM_SEQ: CTRL-H 1012 * XTERM_SEQ: CTRL-H
982 */ 1013 */
983void 1014void
984rxvt_term::scr_backspace () 1015rxvt_term::scr_backspace () NOTHROW
985{ 1016{
986 want_refresh = 1;
987
988 if (screen.cur.col == 0) 1017 if (screen.cur.col == 0)
989 { 1018 {
990 if (screen.cur.row > 0) 1019 if (screen.cur.row > 0)
991 { 1020 {
992#ifdef TERMCAP_HAS_BW 1021#ifdef TERMCAP_HAS_BW
993 screen.cur.col = ncol - 1; 1022 screen.cur.col = ncol - 1;
994 screen.cur.row--; 1023 --screen.cur.row;
995 return; 1024
1025 want_refresh = 1;
996#endif 1026#endif
997 } 1027 }
998 } 1028 }
999 else if (!(screen.flags & Screen_WrapNext)) 1029 else if (screen.flags & Screen_WrapNext)
1030 screen.flags &= ~Screen_WrapNext;
1031 else
1000 scr_gotorc (0, -1, RELATIVE); 1032 scr_gotorc (0, -1, RELATIVE);
1001
1002 screen.flags &= ~Screen_WrapNext;
1003} 1033}
1004 1034
1005/* ------------------------------------------------------------------------- */ 1035/* ------------------------------------------------------------------------- */
1006/* 1036/*
1007 * Process Horizontal Tab 1037 * Process Horizontal Tab
1008 * count: +ve = forward; -ve = backwards 1038 * count: +ve = forward; -ve = backwards
1009 * XTERM_SEQ: CTRL-I 1039 * XTERM_SEQ: CTRL-I
1010 */ 1040 */
1011void 1041void
1012rxvt_term::scr_tab (int count, bool ht) 1042rxvt_term::scr_tab (int count, bool ht) NOTHROW
1013{ 1043{
1014 int i, x; 1044 int i, x;
1015 1045
1016 want_refresh = 1; 1046 want_refresh = 1;
1017 i = x = screen.cur.col; 1047 i = x = screen.cur.col;
1018 1048
1019 if (count == 0) 1049 if (count == 0)
1020 return; 1050 return;
1021 else if (count > 0) 1051 else if (count > 0)
1022 { 1052 {
1023 int row = screen.cur.row;
1024
1025 line_t &l = ROW(row); 1053 line_t &l = ROW(screen.cur.row);
1026 rend_t base_rend = l.r[i]; 1054 rend_t base_rend = l.r[i];
1027 ht &= l.t[i] == ' '; 1055 ht &= l.t[i] == ' ';
1028 1056
1029 for (; ++i < ncol; ) 1057 for (; ++i < ncol; )
1030 if (tabs[i]) 1058 if (tabs[i])
1031 { 1059 {
1032 x = i; 1060 x = i;
1061
1033 if (!--count) 1062 if (!--count)
1034 break; 1063 break;
1035 } 1064 }
1036 else 1065 else
1037 ht &= l.t[i] == ' ' 1066 ht &= l.t[i] == ' '
1038 && RS_SAME (l.r[i], base_rend); 1067 && RS_SAME (l.r[i], base_rend);
1039 1068
1040 if (count) 1069 if (count)
1041 x = ncol - 1; 1070 x = ncol - 1;
1042 1071
1043 // store horizontal tab commands as characters inside the text 1072 // store horizontal tab commands as characters inside the text
1044 // buffer so they can be selected and pasted. 1073 // buffer so they can be selected and pasted.
1045 if (ht && options & Opt_pastableTabs) 1074 if (ht && option (Opt_pastableTabs))
1046 { 1075 {
1047 base_rend = SET_FONT (base_rend, 0); 1076 base_rend = SET_FONT (base_rend, 0);
1048 1077
1049 if (!l.is_longer ()) /* XXX: think about this */ 1078 l.touch (x);
1050 MAX_IT (l.l, x);
1051 1079
1052 i = screen.cur.col; 1080 i = screen.cur.col;
1053 1081
1054 l.t[i] = '\t'; 1082 l.t[i] = '\t';
1055 l.r[i] = base_rend; 1083 l.r[i] = base_rend;
… …
1084 * Process DEC Back Index 1112 * Process DEC Back Index
1085 * XTERM_SEQ: ESC 6 1113 * XTERM_SEQ: ESC 6
1086 * Move cursor left in row. If we're at the left boundary, shift everything 1114 * Move cursor left in row. If we're at the left boundary, shift everything
1087 * in that row right. Clear left column. 1115 * in that row right. Clear left column.
1088 */ 1116 */
1089#if ENABLE_FRILLS 1117#if !ENABLE_MINIMAL
1090void 1118void
1091rxvt_term::scr_backindex () 1119rxvt_term::scr_backindex () NOTHROW
1092{ 1120{
1093 if (screen.cur.col > 0) 1121 if (screen.cur.col > 0)
1094 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1122 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1095 else 1123 else
1096 scr_insdel_chars (1, INSERT); 1124 scr_insdel_chars (1, INSERT);
… …
1101 * Process DEC Forward Index 1129 * Process DEC Forward Index
1102 * XTERM_SEQ: ESC 9 1130 * XTERM_SEQ: ESC 9
1103 * Move cursor right in row. If we're at the right boundary, shift everything 1131 * Move cursor right in row. If we're at the right boundary, shift everything
1104 * in that row left. Clear right column. 1132 * in that row left. Clear right column.
1105 */ 1133 */
1106#if ENABLE_FRILLS 1134#if !ENABLE_MINIMAL
1107void 1135void
1108rxvt_term::scr_forwardindex () 1136rxvt_term::scr_forwardindex () NOTHROW
1109{ 1137{
1110 int row;
1111
1112 if (screen.cur.col < ncol - 1) 1138 if (screen.cur.col < ncol - 1)
1113 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1139 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1114 else 1140 else
1115 { 1141 {
1116 row = screen.cur.row; 1142 line_t &l = ROW(screen.cur.row);
1117 1143
1118 if (ROW(row).is_longer ()) //TODO//FIXME//LEN 1144 l.touch ();
1119 ROW(row).l = ncol; 1145 l.is_longer (0);
1120 1146
1121 scr_gotorc (0, 0, R_RELATIVE); 1147 scr_gotorc (0, 0, R_RELATIVE);
1122 scr_insdel_chars (1, DELETE); 1148 scr_insdel_chars (1, DELETE);
1123 scr_gotorc (0, ncol - 1, R_RELATIVE); 1149 scr_gotorc (0, ncol - 1, R_RELATIVE);
1124 } 1150 }
… …
1128/* ------------------------------------------------------------------------- */ 1154/* ------------------------------------------------------------------------- */
1129/* 1155/*
1130 * Goto Row/Column 1156 * Goto Row/Column
1131 */ 1157 */
1132void 1158void
1133rxvt_term::scr_gotorc (int row, int col, int relative) 1159rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1134{ 1160{
1135 want_refresh = 1; 1161 want_refresh = 1;
1136 ZERO_SCROLLBACK (); 1162 ZERO_SCROLLBACK ();
1137 1163
1138 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1164 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1139 MAX_IT (screen.cur.col, 0); 1165 clamp_it (screen.cur.col, 0, ncol - 1);
1140 MIN_IT (screen.cur.col, (int32_t)ncol - 1);
1141 1166
1142 screen.flags &= ~Screen_WrapNext; 1167 screen.flags &= ~Screen_WrapNext;
1143 1168
1144 if (relative & R_RELATIVE) 1169 if (relative & R_RELATIVE)
1145 { 1170 {
… …
1161 } 1186 }
1162 } 1187 }
1163 else 1188 else
1164 { 1189 {
1165 if (screen.flags & Screen_Relative) 1190 if (screen.flags & Screen_Relative)
1191 {
1166 { /* relative origin mode */ 1192 /* relative origin mode */
1167 screen.cur.row = row + screen.tscroll; 1193 screen.cur.row = row + screen.tscroll;
1168 MIN_IT (screen.cur.row, screen.bscroll); 1194 min_it (screen.cur.row, screen.bscroll);
1169 } 1195 }
1170 else 1196 else
1171 screen.cur.row = row; 1197 screen.cur.row = row;
1172 } 1198 }
1173 1199
1174 MAX_IT (screen.cur.row, 0); 1200 clamp_it (screen.cur.row, 0, nrow - 1);
1175 MIN_IT (screen.cur.row, (int32_t)nrow - 1);
1176} 1201}
1177 1202
1178/* ------------------------------------------------------------------------- */ 1203/* ------------------------------------------------------------------------- */
1179/* 1204/*
1180 * direction should be UP or DN 1205 * direction should be UP or DN
1181 */ 1206 */
1182void 1207void
1183rxvt_term::scr_index (enum page_dirn direction) 1208rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1184{ 1209{
1185 int dirn; 1210 int dirn;
1186 1211
1187 want_refresh = 1; 1212 want_refresh = 1;
1188 ZERO_SCROLLBACK (); 1213 ZERO_SCROLLBACK ();
… …
1195 || (screen.cur.row == screen.tscroll && direction == DN)) 1220 || (screen.cur.row == screen.tscroll && direction == DN))
1196 scr_scroll_text (screen.tscroll, screen.bscroll, dirn); 1221 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1197 else 1222 else
1198 screen.cur.row += dirn; 1223 screen.cur.row += dirn;
1199 1224
1200 MAX_IT (screen.cur.row, 0); 1225 clamp_it (screen.cur.row, 0, nrow - 1);
1201 MIN_IT (screen.cur.row, (int32_t)nrow - 1);
1202 selection_check (0); 1226 selection_check (0);
1203} 1227}
1204 1228
1205/* ------------------------------------------------------------------------- */ 1229/* ------------------------------------------------------------------------- */
1206/* 1230/*
1207 * Erase part or whole of a line 1231 * Erase part or whole of a line
1208 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1232 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1209 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1233 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1210 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1234 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1235 * extension: clear to right unless wrapped: ESC [ 3 K
1211 */ 1236 */
1212void 1237void
1213rxvt_term::scr_erase_line (int mode) 1238rxvt_term::scr_erase_line (int mode) NOTHROW
1214{ 1239{
1215 unsigned int row, col, num; 1240 unsigned int col, num;
1216 1241
1217 want_refresh = 1; 1242 want_refresh = 1;
1218 ZERO_SCROLLBACK (); 1243 ZERO_SCROLLBACK ();
1219 1244
1220 selection_check (1); 1245 selection_check (1);
1221 1246
1222 row = screen.cur.row; 1247 line_t &line = ROW(screen.cur.row);
1248
1249 line.touch ();
1250 line.is_longer (0);
1223 1251
1224 switch (mode) 1252 switch (mode)
1225 { 1253 {
1254 case 3:
1255 if (screen.flags & Screen_WrapNext)
1256 return;
1257
1258 /* fall through */
1259
1226 case 0: /* erase to end of line */ 1260 case 0: /* erase to end of line */
1227 col = screen.cur.col; 1261 col = screen.cur.col;
1228 num = ncol - col; 1262 num = ncol - col;
1229 MIN_IT (ROW(row).l, (int16_t)col); 1263 min_it (line.l, col);
1264
1230 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1265 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1231 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1266 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1232 CLEAR_SELECTION (); 1267 CLEAR_SELECTION ();
1233 break; 1268 break;
1269
1234 case 1: /* erase to beginning of line */ 1270 case 1: /* erase to beginning of line */
1235 col = 0; 1271 col = 0;
1236 num = screen.cur.col + 1; 1272 num = screen.cur.col + 1;
1273
1237 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1274 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1238 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1275 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1239 CLEAR_SELECTION (); 1276 CLEAR_SELECTION ();
1240 break; 1277 break;
1278
1241 case 2: /* erase whole line */ 1279 case 2: /* erase whole line */
1242 col = 0; 1280 col = 0;
1243 num = ncol; 1281 num = ncol;
1244 ROW(row).l = 0; 1282 line.l = 0;
1245 if (selection.beg.row <= screen.cur.row 1283 if (selection.beg.row <= screen.cur.row
1246 && selection.end.row >= screen.cur.row) 1284 && selection.end.row >= screen.cur.row)
1247 CLEAR_SELECTION (); 1285 CLEAR_SELECTION ();
1248 break; 1286 break;
1249 default: 1287 default:
1250 return; 1288 return;
1251 } 1289 }
1252 1290
1253 scr_blank_line (ROW(row), col, num, rstyle); 1291 scr_blank_line (line, col, num, rstyle);
1254} 1292}
1255 1293
1256/* ------------------------------------------------------------------------- */ 1294/* ------------------------------------------------------------------------- */
1257/* 1295/*
1258 * Erase part of whole of the screen 1296 * Erase part of whole of the screen
1259 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1297 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1260 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1298 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1261 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1299 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1262 */ 1300 */
1263void 1301void
1264rxvt_term::scr_erase_screen (int mode) 1302rxvt_term::scr_erase_screen (int mode) NOTHROW
1265{ 1303{
1266 int num; 1304 int num;
1267 int32_t row; 1305 int32_t row;
1268 rend_t ren; 1306 rend_t ren;
1269 XGCValues gcvalue; 1307 XGCValues gcvalue;
… …
1301 CLEAR_SELECTION (); 1339 CLEAR_SELECTION ();
1302 1340
1303 if (row >= nrow) /* Out Of Bounds */ 1341 if (row >= nrow) /* Out Of Bounds */
1304 return; 1342 return;
1305 1343
1306 MIN_IT (num, (nrow - row)); 1344 min_it (num, nrow - row);
1307 1345
1308 if (rstyle & (RS_RVid | RS_Uline)) 1346 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1309 ren = (rend_t) ~RS_None; 1347 ren = (rend_t) ~RS_None;
1310 else if (GET_BASEBG (rstyle) == Color_bg) 1348 else if (GET_BASEBG (rstyle) == Color_bg)
1311 { 1349 {
1312 ren = DEFAULT_RSTYLE; 1350 ren = DEFAULT_RSTYLE;
1313 CLEAR_ROWS (row, num); 1351
1352 if (mapped)
1353 XClearArea (dpy, vt, 0,
1354 Row2Pixel (row - view_start), (unsigned int)width,
1355 (unsigned int)Height2Pixel (num), False);
1314 } 1356 }
1315 else 1357 else
1316 { 1358 {
1317 ren = rstyle & (RS_fgMask | RS_bgMask); 1359 ren = rstyle & (RS_fgMask | RS_bgMask);
1360
1361 if (mapped)
1362 {
1318 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)]; 1363 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1319 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1364 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1320 ERASE_ROWS (row, num); 1365 XFillRectangle (dpy, vt, gc,
1366 0, Row2Pixel (row - view_start),
1367 (unsigned int)width,
1368 (unsigned int)Height2Pixel (num));
1321 gcvalue.foreground = pix_colors[Color_fg]; 1369 gcvalue.foreground = pix_colors[Color_fg];
1322 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1370 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1371 }
1323 } 1372 }
1324 1373
1325 for (; num--; row++) 1374 for (; num--; row++)
1326 { 1375 {
1327 scr_blank_screen_mem (ROW (row), rstyle); 1376 scr_blank_screen_mem (ROW(row), rstyle);
1328 ROW (row).l = 0; 1377
1378 if (row - view_start < nrow)
1329 scr_blank_line (drawn[row], 0, ncol, ren); 1379 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1330 } 1380 }
1331} 1381}
1332 1382
1333#if ENABLE_FRILLS 1383#if !ENABLE_MINIMAL
1334void 1384void
1335rxvt_term::scr_erase_savelines () 1385rxvt_term::scr_erase_savelines () NOTHROW
1336{ 1386{
1337 want_refresh = 1; 1387 want_refresh = 1;
1338 ZERO_SCROLLBACK (); 1388 ZERO_SCROLLBACK ();
1339 1389
1340 nsaved = 0; 1390 top_row = 0;
1341} 1391}
1342#endif 1392#endif
1343 1393
1344/* ------------------------------------------------------------------------- */ 1394/* ------------------------------------------------------------------------- */
1345/* 1395/*
1346 * Fill the screen with `E's 1396 * Fill the screen with `E's
1347 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1397 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1348 */ 1398 */
1349void 1399void
1350rxvt_term::scr_E () 1400rxvt_term::scr_E () NOTHROW
1351{ 1401{
1352 rend_t fs; 1402 rend_t fs;
1353 1403
1354 want_refresh = 1; 1404 want_refresh = 1;
1355 ZERO_SCROLLBACK (); 1405 ZERO_SCROLLBACK ();
… …
1366 rend_t *r1 = line.r; 1416 rend_t *r1 = line.r;
1367 1417
1368 for (int j = ncol; j--; ) 1418 for (int j = ncol; j--; )
1369 *r1++ = fs; 1419 *r1++ = fs;
1370 1420
1371 line.l = ncol; /* make the `E's selectable */ 1421 line.is_longer (0);
1422 line.touch (ncol);
1372 } 1423 }
1373} 1424}
1374 1425
1375/* ------------------------------------------------------------------------- */ 1426/* ------------------------------------------------------------------------- */
1376/* 1427/*
1377 * Insert/Delete <count> lines 1428 * Insert/Delete <count> lines
1378 */ 1429 */
1379void 1430void
1380rxvt_term::scr_insdel_lines (int count, int insdel) 1431rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1381{ 1432{
1382 int end; 1433 int end;
1383 1434
1384 ZERO_SCROLLBACK (); 1435 ZERO_SCROLLBACK ();
1385 1436
… …
1405/* ------------------------------------------------------------------------- */ 1456/* ------------------------------------------------------------------------- */
1406/* 1457/*
1407 * Insert/Delete <count> characters from the current position 1458 * Insert/Delete <count> characters from the current position
1408 */ 1459 */
1409void 1460void
1410rxvt_term::scr_insdel_chars (int count, int insdel) 1461rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1411{ 1462{
1412 int col, row;
1413 rend_t tr;
1414
1415 want_refresh = 1; 1463 want_refresh = 1;
1416 ZERO_SCROLLBACK (); 1464 ZERO_SCROLLBACK ();
1417 1465
1418 if (count <= 0) 1466 if (count <= 0)
1419 return; 1467 return;
1420 1468
1421 scr_do_wrap (); 1469 scr_do_wrap ();
1422 1470
1423 selection_check (1); 1471 selection_check (1);
1424 MIN_IT (count, (ncol - screen.cur.col)); 1472 min_it (count, ncol - screen.cur.col);
1425 1473
1426 row = screen.cur.row; 1474 int row = screen.cur.row;
1427 1475
1428 line_t *line = &ROW(row); 1476 line_t *line = &ROW(row);
1429 1477
1478 line->touch ();
1479 line->is_longer (0);
1480
1481 // nuke wide spanning the start
1482 if (line->t[screen.cur.col] == NOCHAR)
1483 scr_kill_char (*line, screen.cur.col);
1484
1430 switch (insdel) 1485 switch (insdel)
1431 { 1486 {
1432 case INSERT: 1487 case INSERT:
1433 for (col = ncol - 1; (col - count) >= screen.cur.col; col--) 1488 line->l = min (line->l + count, ncol);
1489
1490 if (line->t[screen.cur.col] == NOCHAR)
1491 scr_kill_char (*line, screen.cur.col);
1492
1493 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1434 { 1494 {
1435 line->t[col] = line->t[col - count]; 1495 line->t[col] = line->t[col - count];
1436 line->r[col] = line->r[col - count]; 1496 line->r[col] = line->r[col - count];
1437 }
1438
1439 if (!line->is_longer ())
1440 {
1441 line->l += count;
1442 MIN_IT (line->l, ncol);
1443 } 1497 }
1444 1498
1445 if (selection.op && current_screen == selection.screen 1499 if (selection.op && current_screen == selection.screen
1446 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1500 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1447 { 1501 {
1448 if (selection.end.row != screen.cur.row 1502 if (selection.end.row != screen.cur.row
1449 || (selection.end.col + count >= ncol)) 1503 || (selection.end.col + count >= ncol))
1450 CLEAR_SELECTION (); 1504 CLEAR_SELECTION ();
1451 else 1505 else
1506 {
1452 { /* shift selection */ 1507 /* shift selection */
1453 selection.beg.col += count; 1508 selection.beg.col += count;
1454 selection.mark.col += count; /* XXX: yes? */ 1509 selection.mark.col += count; /* XXX: yes? */
1455 selection.end.col += count; 1510 selection.end.col += count;
1456 } 1511 }
1457 } 1512 }
… …
1461 1516
1462 case ERASE: 1517 case ERASE:
1463 screen.cur.col += count; /* don't worry if > ncol */ 1518 screen.cur.col += count; /* don't worry if > ncol */
1464 selection_check (1); 1519 selection_check (1);
1465 screen.cur.col -= count; 1520 screen.cur.col -= count;
1521
1522 // nuke wide char after the end
1523 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1524 scr_kill_char (*line, screen.cur.col + count);
1525
1466 scr_blank_line (*line, screen.cur.col, count, rstyle); 1526 scr_blank_line (*line, screen.cur.col, count, rstyle);
1467 break; 1527 break;
1468 1528
1469 case DELETE: 1529 case DELETE:
1470 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1530 line->l = max (line->l - count, 0);
1471 1531
1532 // nuke wide char spanning the end
1533 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1534 scr_kill_char (*line, screen.cur.col + count);
1535
1472 for (col = screen.cur.col; (col + count) < ncol; col++) 1536 for (int col = screen.cur.col; (col + count) < ncol; col++)
1473 { 1537 {
1474 line->t[col] = line->t[col + count]; 1538 line->t[col] = line->t[col + count];
1475 line->r[col] = line->r[col + count]; 1539 line->r[col] = line->r[col + count];
1476 } 1540 }
1477 1541
1478 scr_blank_line (*line, ncol - count, count, tr); 1542 scr_blank_line (*line, ncol - count, count, rstyle);
1479
1480 if (line->is_longer ()) /* break line continuation */
1481 line->l = ncol;
1482
1483 line->l = max (line->l - count, 0);
1484 1543
1485 if (selection.op && current_screen == selection.screen 1544 if (selection.op && current_screen == selection.screen
1486 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1545 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1487 { 1546 {
1488 if (selection.end.row != screen.cur.row 1547 if (selection.end.row != screen.cur.row
… …
1506/* 1565/*
1507 * Set the scrolling region 1566 * Set the scrolling region
1508 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1567 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1509 */ 1568 */
1510void 1569void
1511rxvt_term::scr_scroll_region (int top, int bot) 1570rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1512{ 1571{
1513 MAX_IT (top, 0); 1572 max_it (top, 0);
1514 MIN_IT (bot, (int)nrow - 1); 1573 min_it (bot, nrow - 1);
1515 1574
1516 if (top > bot) 1575 if (top > bot)
1517 return; 1576 return;
1518 1577
1519 screen.tscroll = top; 1578 screen.tscroll = top;
… …
1526 * Make the cursor visible/invisible 1585 * Make the cursor visible/invisible
1527 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1586 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1528 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1587 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1529 */ 1588 */
1530void 1589void
1531rxvt_term::scr_cursor_visible (int mode) 1590rxvt_term::scr_cursor_visible (int mode) NOTHROW
1532{ 1591{
1533 want_refresh = 1; 1592 want_refresh = 1;
1534 1593
1535 if (mode) 1594 if (mode)
1536 screen.flags |= Screen_VisibleCursor; 1595 screen.flags |= Screen_VisibleCursor;
… …
1543 * Set/unset automatic wrapping 1602 * Set/unset automatic wrapping
1544 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1603 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1545 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1604 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1546 */ 1605 */
1547void 1606void
1548rxvt_term::scr_autowrap (int mode) 1607rxvt_term::scr_autowrap (int mode) NOTHROW
1549{ 1608{
1550 if (mode) 1609 if (mode)
1551 screen.flags |= Screen_Autowrap; 1610 screen.flags |= Screen_Autowrap;
1552 else 1611 else
1553 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1612 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
… …
1562 * and the cursor cannot be moved outside. 1621 * and the cursor cannot be moved outside.
1563 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1622 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1564 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1623 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1565 */ 1624 */
1566void 1625void
1567rxvt_term::scr_relative_origin (int mode) 1626rxvt_term::scr_relative_origin (int mode) NOTHROW
1568{ 1627{
1569 if (mode) 1628 if (mode)
1570 screen.flags |= Screen_Relative; 1629 screen.flags |= Screen_Relative;
1571 else 1630 else
1572 screen.flags &= ~Screen_Relative; 1631 screen.flags &= ~Screen_Relative;
… …
1579 * Set insert/replace mode 1638 * Set insert/replace mode
1580 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1639 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1581 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1640 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1582 */ 1641 */
1583void 1642void
1584rxvt_term::scr_insert_mode (int mode) 1643rxvt_term::scr_insert_mode (int mode) NOTHROW
1585{ 1644{
1586 if (mode) 1645 if (mode)
1587 screen.flags |= Screen_Insert; 1646 screen.flags |= Screen_Insert;
1588 else 1647 else
1589 screen.flags &= ~Screen_Insert; 1648 screen.flags &= ~Screen_Insert;
… …
1595 * XTERM_SEQ: Set tab at current column : ESC H 1654 * XTERM_SEQ: Set tab at current column : ESC H
1596 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1655 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1597 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1656 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1598 */ 1657 */
1599void 1658void
1600rxvt_term::scr_set_tab (int mode) 1659rxvt_term::scr_set_tab (int mode) NOTHROW
1601{ 1660{
1602 if (mode < 0) 1661 if (mode < 0)
1603 memset (tabs, 0, ncol * sizeof (char)); 1662 memset (tabs, 0, ncol);
1604 else if (screen.cur.col < ncol) 1663 else if (screen.cur.col < ncol)
1605 tabs[screen.cur.col] = (mode ? 1 : 0); 1664 tabs [screen.cur.col] = !!mode;
1606} 1665}
1607 1666
1608/* ------------------------------------------------------------------------- */ 1667/* ------------------------------------------------------------------------- */
1609/* 1668/*
1610 * Set reverse/normal video 1669 * Set reverse/normal video
1611 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1670 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1612 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1671 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1613 */ 1672 */
1614void 1673void
1615rxvt_term::scr_rvideo_mode (int mode) 1674rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1616{ 1675{
1676 rvideo_mode = on;
1677
1678#ifndef NO_BELL
1679 on ^= rvideo_bell;
1680#endif
1681
1682 if (rvideo_state != on)
1683 {
1684 rvideo_state = on;
1685
1686 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1687#ifdef HAVE_BG_PIXMAP
1688 if (bg_pixmap == None)
1689#endif
1690 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1691
1617 XGCValues gcvalue; 1692 XGCValues gcvalue;
1618
1619 if (rvideo != mode)
1620 {
1621 rvideo = mode;
1622 SWAP_IT (pix_colors[Color_fg], pix_colors[Color_bg], rxvt_color);
1623#if XPM_BACKGROUND
1624 if (bgPixmap.pixmap == None)
1625#endif
1626#if TRANSPARENT
1627 if (! (options & Opt_transparent) || am_transparent == 0)
1628#endif
1629 XSetWindowBackground (display->display, vt,
1630 pix_colors[Color_bg]);
1631
1632 gcvalue.foreground = pix_colors[Color_fg]; 1693 gcvalue.foreground = pix_colors[Color_fg];
1633 gcvalue.background = pix_colors[Color_bg]; 1694 gcvalue.background = pix_colors[Color_bg];
1634 XChangeGC (display->display, gc, GCBackground | GCForeground, 1695 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1635 &gcvalue); 1696
1636 scr_clear (); 1697 scr_clear ();
1637 scr_touch (true); 1698 scr_touch (true);
1638 } 1699 }
1639} 1700}
1640 1701
… …
1642/* 1703/*
1643 * Report current cursor position 1704 * Report current cursor position
1644 * XTERM_SEQ: Report position: ESC [ 6 n 1705 * XTERM_SEQ: Report position: ESC [ 6 n
1645 */ 1706 */
1646void 1707void
1647rxvt_term::scr_report_position () 1708rxvt_term::scr_report_position () NOTHROW
1648{ 1709{
1649 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1710 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1650} 1711}
1651 1712
1652/* ------------------------------------------------------------------------- * 1713/* ------------------------------------------------------------------------- *
… …
1655 1716
1656/* 1717/*
1657 * Set font style 1718 * Set font style
1658 */ 1719 */
1659void 1720void
1660rxvt_term::set_font_style () 1721rxvt_term::set_font_style () NOTHROW
1661{ 1722{
1723#if 0
1662 switch (charsets[screen.charset]) 1724 switch (charsets [screen.charset])
1663 { 1725 {
1664 case '0': /* DEC Special Character & Line Drawing Set */ 1726 case '0': /* DEC Special Character & Line Drawing Set */
1665 break; 1727 break;
1666 case 'A': /* United Kingdom (UK) */ 1728 case 'A': /* United Kingdom (UK) */
1667 break; 1729 break;
… …
1674 case 'C': /* Finnish character set */ 1736 case 'C': /* Finnish character set */
1675 break; 1737 break;
1676 case 'K': /* German character set */ 1738 case 'K': /* German character set */
1677 break; 1739 break;
1678 } 1740 }
1741#endif
1679} 1742}
1680 1743
1681/* ------------------------------------------------------------------------- */ 1744/* ------------------------------------------------------------------------- */
1682/* 1745/*
1683 * Choose a font 1746 * Choose a font
… …
1685 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1748 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1686 * XTERM_SEQ: Invoke G2 character set: ESC N 1749 * XTERM_SEQ: Invoke G2 character set: ESC N
1687 * XTERM_SEQ: Invoke G3 character set: ESC O 1750 * XTERM_SEQ: Invoke G3 character set: ESC O
1688 */ 1751 */
1689void 1752void
1690rxvt_term::scr_charset_choose (int set) 1753rxvt_term::scr_charset_choose (int set) NOTHROW
1691{ 1754{
1692 screen.charset = set; 1755 screen.charset = set;
1693 set_font_style (); 1756 set_font_style ();
1694} 1757}
1695 1758
… …
1701 * XTERM_SEQ: Set G2 character set: ESC * <C> 1764 * XTERM_SEQ: Set G2 character set: ESC * <C>
1702 * XTERM_SEQ: Set G3 character set: ESC + <C> 1765 * XTERM_SEQ: Set G3 character set: ESC + <C>
1703 * See set_font_style for possible values for <C> 1766 * See set_font_style for possible values for <C>
1704 */ 1767 */
1705void 1768void
1706rxvt_term::scr_charset_set (int set, unsigned int ch) 1769rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1707{ 1770{
1708 charsets[set] = (unsigned char)ch; 1771 charsets[set] = (unsigned char)ch;
1709 set_font_style (); 1772 set_font_style ();
1710} 1773}
1711 1774
… …
1716 1779
1717/* 1780/*
1718 * refresh matching text. 1781 * refresh matching text.
1719 */ 1782 */
1720bool 1783bool
1721rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1784rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1722{ 1785{
1723 bool found = false; 1786 bool found = false;
1724 1787
1725 for (int i = 0; i < nrow; i++) 1788 for (int i = 0; i < nrow; i++)
1726 { 1789 {
1727 int col = 0;
1728 rend_t *drp = drawn[i].r; 1790 rend_t *drp = drawn_buf[i].r;
1729 1791
1730 for (; col < ncol; col++, drp++) 1792 for (int col = 0; col < ncol; col++, drp++)
1731 if ((*drp & mask) == value) 1793 if ((*drp & mask) == value)
1732 { 1794 {
1733 found = true; 1795 found = true;
1734 *drp = ~value; 1796 *drp = ~value;
1735 } 1797 }
… …
1746 PART_END, 1808 PART_END,
1747 RC_COUNT 1809 RC_COUNT
1748}; 1810};
1749 1811
1750void 1812void
1751rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) 1813rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1752{ 1814{
1753 int i; 1815 int i;
1754 row_col_t rc[RC_COUNT]; 1816 row_col_t rc[RC_COUNT];
1755 1817
1756 if (!drawn) /* sanity check */ 1818 if (!drawn_buf) /* sanity check */
1757 return; 1819 return;
1758 1820
1759#ifndef NO_SLOW_LINK_SUPPORT 1821#ifndef NO_SLOW_LINK_SUPPORT
1760 if (refresh_type == FAST_REFRESH && !display->is_local) 1822 if (refresh_type == FAST_REFRESH && !display->is_local)
1761 { 1823 {
1762 y = 0; 1824 y = 0;
1763 eheight = height; 1825 eheight = height;
1764 } 1826 }
1765#endif
1766
1767#ifdef DEBUG_STRICT
1768 x = max (x, 0);
1769 x = min (x, (int)width);
1770 y = max (y, 0);
1771 y = min (y, (int)height);
1772#endif 1827#endif
1773 1828
1774 /* round down */ 1829 /* round down */
1775 rc[PART_BEG].col = Pixel2Col (x); 1830 rc[PART_BEG].col = Pixel2Col (x);
1776 rc[PART_BEG].row = Pixel2Row (y); 1831 rc[PART_BEG].row = Pixel2Row (y);
… …
1779 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1); 1834 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1780 1835
1781 /* sanity checks */ 1836 /* sanity checks */
1782 for (i = PART_BEG; i < RC_COUNT; i++) 1837 for (i = PART_BEG; i < RC_COUNT; i++)
1783 { 1838 {
1784 MIN_IT (rc[i].col, ncol - 1); 1839 min_it (rc[i].col, ncol - 1);
1785 MIN_IT (rc[i].row, nrow - 1); 1840 min_it (rc[i].row, nrow - 1);
1786 } 1841 }
1787 1842
1788 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1843 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1789 fill_text (&drawn[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1844 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1845
1846 num_scr_allow = 0;
1790 1847
1791 if (refresh) 1848 if (refresh)
1792 scr_refresh (SLOW_REFRESH); 1849 scr_refresh ();
1793} 1850}
1794 1851
1795/* ------------------------------------------------------------------------- */ 1852/* ------------------------------------------------------------------------- */
1796/* 1853/*
1797 * Refresh the entire screen 1854 * Refresh the entire screen
1798 */ 1855 */
1799void 1856void
1800rxvt_term::scr_touch (bool refresh) 1857rxvt_term::scr_touch (bool refresh) NOTHROW
1801{ 1858{
1802 scr_expose (0, 0, width, height, refresh); 1859 scr_expose (0, 0, width, height, refresh);
1803} 1860}
1804 1861
1805/* ------------------------------------------------------------------------- */ 1862/* ------------------------------------------------------------------------- */
1806/* 1863/*
1807 * Move the display so that the line represented by scrollbar value Y is at 1864 * Move the display so that the line represented by scrollbar value Y is at
1808 * the top of the screen 1865 * the top of the screen
1809 */ 1866 */
1810int 1867void
1811rxvt_term::scr_move_to (int y, int len) 1868rxvt_term::scr_move_to (int y, int len) NOTHROW
1812{ 1869{
1813 long p = 0; 1870 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1814 unsigned int oldviewstart;
1815
1816 oldviewstart = view_start;
1817
1818 if (y < len)
1819 {
1820 p = (nrow + nsaved) * (len - y) / len;
1821 p -= (long) (nrow - 1);
1822 p = max (p, 0);
1823 }
1824
1825 view_start = (unsigned int)min (p, nsaved);
1826
1827 return scr_changeview (oldviewstart);
1828} 1871}
1829 1872
1830/* ------------------------------------------------------------------------- */ 1873/* ------------------------------------------------------------------------- */
1831/* 1874/*
1832 * Page the screen up/down nlines 1875 * Page the screen up/down nlines
1833 * direction should be UP or DN 1876 * direction should be UP or DN
1834 */ 1877 */
1835int 1878bool
1836rxvt_term::scr_page (enum page_dirn direction, int nlines) 1879rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1837{ 1880{
1838 int n; 1881 int new_view_start =
1839 unsigned int oldviewstart;
1840
1841 oldviewstart = view_start;
1842
1843 if (direction == UP)
1844 {
1845 n = view_start + nlines;
1846 view_start = min (n, nsaved);
1847 }
1848 else
1849 {
1850 n = view_start - nlines; 1882 direction == UP ? view_start - nlines
1851 view_start = max (n, 0); 1883 : view_start + nlines;
1852 }
1853 1884
1854 return scr_changeview (oldviewstart); 1885 return scr_changeview (new_view_start);
1855} 1886}
1856 1887
1857int 1888bool
1858rxvt_term::scr_changeview (unsigned int oldviewstart) 1889rxvt_term::scr_changeview (int new_view_start) NOTHROW
1859{ 1890{
1891 clamp_it (new_view_start, top_row, 0);
1892
1860 if (view_start != oldviewstart) 1893 if (new_view_start == view_start)
1861 { 1894 return false;
1895
1896 num_scr += new_view_start - view_start;
1897 view_start = new_view_start;
1862 want_refresh = 1; 1898 want_refresh = 1;
1863 num_scr -= (view_start - oldviewstart);
1864 }
1865 1899
1866 return (int) (view_start - oldviewstart); 1900 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1867}
1868 1901
1869/* ------------------------------------------------------------------------- */ 1902 return true;
1903}
1904
1905#ifndef NO_BELL
1870void 1906void
1907rxvt_term::bell_cb (ev::timer &w, int revents)
1908{
1909 rvideo_bell = false;
1910 scr_rvideo_mode (rvideo_mode);
1911 refresh_check ();
1912}
1913#endif
1914
1915/* ------------------------------------------------------------------------- */
1916void
1871rxvt_term::scr_bell () 1917rxvt_term::scr_bell () NOTHROW
1872{ 1918{
1873#ifndef NO_BELL 1919#ifndef NO_BELL
1874 1920
1875# ifndef NO_MAPALERT 1921# ifndef NO_MAPALERT
1876# ifdef MAPALERT_OPTION 1922# ifdef MAPALERT_OPTION
1877 if (options & Opt_mapAlert) 1923 if (option (Opt_mapAlert))
1878# endif 1924# endif
1879 XMapWindow (display->display, parent[0]); 1925 XMapWindow (dpy, parent[0]);
1880# endif 1926# endif
1881 1927
1928# if ENABLE_FRILLS
1929 if (option (Opt_urgentOnBell))
1930 set_urgency (1);
1931# endif
1932
1882 if (options & Opt_visualBell) 1933 if (option (Opt_visualBell))
1883 { 1934 {
1884 scr_rvideo_mode (!rvideo); /* refresh also done */ 1935 rvideo_bell = true;
1936 scr_rvideo_mode (rvideo_mode);
1937 flush ();
1938
1885 rxvt_usleep (VISUAL_BELL_DURATION); 1939 bell_ev.start (VISUAL_BELL_DURATION);
1886 scr_rvideo_mode (!rvideo); /* refresh also done */
1887 } 1940 }
1888 else 1941 else
1889 XBell (display->display, 0); 1942 XBell (dpy, 0);
1890 1943 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1891#endif 1944#endif
1892} 1945}
1893 1946
1894/* ------------------------------------------------------------------------- */ 1947/* ------------------------------------------------------------------------- */
1895/* ARGSUSED */ 1948/* ARGSUSED */
1896void 1949void
1897rxvt_term::scr_printscreen (int fullhist) 1950rxvt_term::scr_printscreen (int fullhist) NOTHROW
1898{ 1951{
1899#ifdef PRINTPIPE 1952#ifdef PRINTPIPE
1900 int nrows, row_start; 1953 int nrows, row_start;
1901 FILE *fd; 1954 FILE *fd = popen_printer ();
1902 1955
1903 if ((fd = popen_printer ()) == NULL) 1956 if (!fd)
1904 return; 1957 return;
1905 1958
1906 if (fullhist) 1959 if (fullhist)
1907 { 1960 {
1908 nrows = nrow + nsaved; 1961 nrows = nrow - top_row;
1909 row_start = -nsaved; 1962 row_start = top_row;
1910 } 1963 }
1911 else 1964 else
1912 { 1965 {
1913 nrows = nrow; 1966 nrows = nrow;
1914 row_start = -view_start; 1967 row_start = view_start;
1915 } 1968 }
1916 1969
1917 wctomb (0, 0); 1970 wctomb (0, 0);
1918 1971
1919 for (int r1 = 0; r1 < nrows; r1++) 1972 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1920 { 1973 {
1921 text_t *tp = ROW(r1).t; 1974 text_t *tp = ROW(r1).t;
1922 int len = ROW(r1).l; 1975 int len = ROW(r1).l;
1923 1976
1924 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 1977 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
… …
1951 * Refresh the screen 2004 * Refresh the screen
1952 * drawn_text/drawn_rend contain the screen information before the update. 2005 * drawn_text/drawn_rend contain the screen information before the update.
1953 * screen.text/screen.rend contain what the screen will change to. 2006 * screen.text/screen.rend contain what the screen will change to.
1954 */ 2007 */
1955void 2008void
1956rxvt_term::scr_refresh (unsigned char refresh_type) 2009rxvt_term::scr_refresh () NOTHROW
1957{ 2010{
1958 unsigned char must_clear, /* use draw_string not draw_image_string */
1959 showcursor; /* show the cursor */
1960 int16_t col, row, /* column/row we're processing */ 2011 int16_t col, row, /* column/row we're processing */
1961 ocrow; /* old cursor row */ 2012 ocrow; /* old cursor row */
1962 int i; /* tmp */ 2013 int i; /* tmp */
1963#ifndef NO_CURSORCOLOR 2014#ifndef NO_CURSORCOLOR
1964 rend_t cc1; /* store colours at cursor position (s) */ 2015 rend_t cc1; /* store colours at cursor position (s) */
1965#endif 2016#endif
1966 rend_t *crp; // cursor rendition pointer 2017 rend_t *crp; // cursor rendition pointer
2018 rend_t ccol1, /* Cursor colour */
2019 ccol2; /* Cursor colour2 */
1967 2020
1968 want_refresh = 0; /* screen is current */ 2021 want_refresh = 0; /* screen is current */
1969 2022
1970 if (refresh_type == NO_REFRESH || !mapped) 2023 if (refresh_type == NO_REFRESH || !mapped)
1971 return; 2024 return;
1972 2025
1973 /* 2026 /*
1974 * A: set up vars 2027 * A: set up vars
1975 */ 2028 */
1976 must_clear = 0;
1977 refresh_count = 0; 2029 refresh_count = 0;
1978 2030
1979#if XPM_BACKGROUND 2031 unsigned int old_screen_flags = screen.flags;
1980 must_clear |= bgPixmap.pixmap != None; 2032 char have_bg = 0;
1981#endif 2033#ifdef HAVE_BG_PIXMAP
1982#if TRANSPARENT 2034 have_bg = bg_pixmap != None;
1983 must_clear |= (options & Opt_transparent) && am_transparent;
1984#endif 2035#endif
1985 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2036 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1986 2037
1987 /* 2038 /*
1988 * B: reverse any characters which are selected 2039 * B: reverse any characters which are selected
1989 */ 2040 */
1990 scr_reverse_selection (); 2041 scr_reverse_selection ();
2042
2043 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2044#if ENABLE_OVERLAY
2045 scr_swap_overlay ();
2046#endif
2047
2048 char showcursor = screen.flags & Screen_VisibleCursor;
1991 2049
1992 /* 2050 /*
1993 * C: set the cursor character (s) 2051 * C: set the cursor character (s)
1994 */ 2052 */
1995 { 2053 {
1996 unsigned char setoldcursor; 2054 unsigned char setoldcursor;
1997 rend_t ccol1, /* Cursor colour */
1998 ccol2; /* Cursor colour2 */
1999 2055
2000 showcursor = (screen.flags & Screen_VisibleCursor);
2001#ifdef CURSOR_BLINK 2056#ifdef CURSOR_BLINK
2002 if (hidden_cursor) 2057 if (hidden_cursor)
2003 showcursor = 0; 2058 showcursor = 0;
2004#endif 2059#endif
2005 2060
… …
2010 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2065 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2011 col--; 2066 col--;
2012 2067
2013 crp = &ROW(screen.cur.row).r[col]; 2068 crp = &ROW(screen.cur.row).r[col];
2014 2069
2015 if (showcursor && focus) 2070#ifndef NO_CURSORCOLOR
2071 cc1 = *crp & (RS_fgMask | RS_bgMask);
2072 if (ISSET_PIXCOLOR (Color_cursor))
2073 ccol1 = Color_cursor;
2074 else
2075#endif
2076#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2077 ccol1 = fgcolor_of (rstyle);
2078#else
2079 ccol1 = Color_fg;
2080#endif
2081
2082#ifndef NO_CURSORCOLOR
2083 if (ISSET_PIXCOLOR (Color_cursor2))
2084 ccol2 = Color_cursor2;
2085 else
2086#endif
2087#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2088 ccol2 = bgcolor_of (rstyle);
2089#else
2090 ccol2 = Color_bg;
2091#endif
2092
2093 if (focus)
2016 { 2094 {
2017 if (options & Opt_cursorUnderline) 2095 if (option (Opt_cursorUnderline))
2018 *crp ^= RS_Uline; 2096 *crp ^= RS_Uline;
2019 else 2097 else
2020 { 2098 {
2021 *crp ^= RS_RVid; 2099 *crp ^= RS_RVid;
2022
2023#ifndef NO_CURSORCOLOR
2024 cc1 = *crp & (RS_fgMask | RS_bgMask);
2025 if (ISSET_PIXCOLOR (Color_cursor))
2026 ccol1 = Color_cursor;
2027 else
2028#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2029 ccol1 = GET_FGCOLOR (rstyle);
2030#else
2031 ccol1 = Color_fg;
2032#endif
2033 if (ISSET_PIXCOLOR (Color_cursor2))
2034 ccol2 = Color_cursor2;
2035 else
2036#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2037 ccol2 = GET_BGCOLOR (rstyle);
2038#else
2039 ccol2 = Color_bg;
2040#endif
2041 *crp = SET_FGCOLOR (*crp, ccol1); 2100 *crp = SET_FGCOLOR (*crp, ccol1);
2042 *crp = SET_BGCOLOR (*crp, ccol2); 2101 *crp = SET_BGCOLOR (*crp, ccol2);
2043#endif
2044 } 2102 }
2045 } 2103 }
2046 } 2104 }
2047 2105
2048 /* make sure no outline cursor is left around */ 2106 /* make sure no outline cursor is left around */
2049 setoldcursor = 0; 2107 setoldcursor = 0;
2050 if (ocrow != -1) 2108 if (ocrow != -1)
2051 { 2109 {
2052 if (screen.cur.row + view_start != ocrow 2110 if (screen.cur.row - view_start != ocrow
2053 || screen.cur.col != oldcursor.col) 2111 || screen.cur.col != oldcursor.col)
2054 { 2112 {
2055 if (ocrow < nrow 2113 if (ocrow < nrow
2056 && oldcursor.col < ncol) 2114 && oldcursor.col < ncol)
2057 drawn[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline); 2115 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2058 2116
2059 if (focus || !showcursor) 2117 if (focus || !showcursor)
2060 oldcursor.row = -1; 2118 oldcursor.row = -1;
2061 else 2119 else
2062 setoldcursor = 1; 2120 setoldcursor = 1;
… …
2065 else if (!focus) 2123 else if (!focus)
2066 setoldcursor = 1; 2124 setoldcursor = 1;
2067 2125
2068 if (setoldcursor) 2126 if (setoldcursor)
2069 { 2127 {
2070 if (screen.cur.row + view_start >= nrow) 2128 if (screen.cur.row - view_start >= nrow)
2071 oldcursor.row = -1; 2129 oldcursor.row = -1;
2072 else 2130 else
2073 { 2131 {
2074 oldcursor.row = screen.cur.row + view_start; 2132 oldcursor.row = screen.cur.row - view_start;
2075 oldcursor.col = screen.cur.col; 2133 oldcursor.col = screen.cur.col;
2076 } 2134 }
2077 } 2135 }
2078 } 2136 }
2079
2080#if ENABLE_OVERLAY
2081 scr_swap_overlay ();
2082#endif
2083 2137
2084#ifndef NO_SLOW_LINK_SUPPORT 2138#ifndef NO_SLOW_LINK_SUPPORT
2085 /* 2139 /*
2086 * D: CopyArea pass - very useful for slower links 2140 * D: CopyArea pass - very useful for slower links
2087 * This has been deliberately kept simple. 2141 * This has been deliberately kept simple.
2088 */ 2142 */
2089 i = num_scr;
2090 if (!display->is_local 2143 if (!display->is_local
2091 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr 2144 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2092 && abs (num_scr) < nrow && !must_clear) 2145 && abs (num_scr) < nrow && !have_bg)
2093 { 2146 {
2094 int16_t nits; 2147 int16_t nits;
2148 int i = num_scr;
2095 int j; 2149 int j;
2096 int len, wlen; 2150 int len, wlen;
2151 dLocal (int, num_scr);
2097 2152
2098 j = nrow; 2153 j = nrow;
2099 wlen = len = -1; 2154 wlen = len = -1;
2100 row = i > 0 ? 0 : j - 1; 2155 row = i > 0 ? 0 : j - 1;
2156
2101 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2157 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2102 { 2158 {
2103 if (row + i >= 0 && row + i < nrow && row + i != ocrow) 2159 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2104 { 2160 {
2105 line_t s = ROW(row - view_start); 2161 line_t s = ROW(view_start + row);
2106 line_t d = drawn[row]; 2162 line_t d = drawn_buf[row];
2107 line_t d2 = drawn[row + i]; 2163 line_t d2 = drawn_buf[row + i];
2108 2164
2109 for (nits = 0, col = ncol; col--; ) 2165 for (nits = 0, col = ncol; col--; )
2110 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col]) 2166 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2111 nits--; 2167 nits--;
2112 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col]) 2168 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
… …
2126 wlen = row; 2182 wlen = row;
2127 continue; 2183 continue;
2128 } 2184 }
2129 } 2185 }
2130 2186
2131 if (len != -1) 2187 if (len >= 0)
2132 { 2188 {
2133 /* also comes here at end if needed because of >= above */ 2189 /* also comes here at end if needed because of >= above */
2134 if (wlen < len) 2190 if (wlen < len)
2135 SWAP_IT (wlen, len, int); 2191 ::swap (wlen, len);
2136 2192
2193 XGCValues gcv;
2194
2195 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2137 XCopyArea (display->display, vt, vt, 2196 XCopyArea (dpy, vt, vt,
2138 gc, 0, Row2Pixel (len + i), 2197 gc, 0, Row2Pixel (len + i),
2139 (unsigned int)TermWin_TotalWidth (), 2198 (unsigned int)this->width,
2140 (unsigned int)Height2Pixel (wlen - len + 1), 2199 (unsigned int)Height2Pixel (wlen - len + 1),
2141 0, Row2Pixel (len)); 2200 0, Row2Pixel (len));
2201 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2202
2142 len = -1; 2203 len = -1;
2143 } 2204 }
2144 } 2205 }
2145 } 2206 }
2146#endif 2207#endif
… …
2148 /* 2209 /*
2149 * E: main pass across every character 2210 * E: main pass across every character
2150 */ 2211 */
2151 for (row = 0; row < nrow; row++) 2212 for (row = 0; row < nrow; row++)
2152 { 2213 {
2153 text_t *stp = ROW(row - view_start).t; 2214 text_t *stp = ROW(view_start + row).t;
2154 rend_t *srp = ROW(row - view_start).r; 2215 rend_t *srp = ROW(view_start + row).r;
2155 text_t *dtp = drawn[row].t; 2216 text_t *dtp = drawn_buf[row].t;
2156 rend_t *drp = drawn[row].r; 2217 rend_t *drp = drawn_buf[row].r;
2157 2218
2158 /* 2219 /*
2159 * E2: OK, now the real pass 2220 * E2: OK, now the real pass
2160 */ 2221 */
2161 int ypixel = (int)Row2Pixel (row); 2222 int ypixel = (int)Row2Pixel (row);
… …
2170 continue; 2231 continue;
2171 2232
2172 // redraw one or more characters 2233 // redraw one or more characters
2173 2234
2174 // seek to the beginning of wide characters 2235 // seek to the beginning of wide characters
2175 while (stp[col] == NOCHAR && col > 0) 2236 while (expect_false (stp[col] == NOCHAR && col > 0))
2176 --col; 2237 --col;
2177 2238
2178 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2239 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2179 text_t *text = stp + col; 2240 text_t *text = stp + col;
2180 int count = 1; 2241 int count = 1;
2181 2242
2182 dtp[col] = stp[col]; 2243 dtp[col] = stp[col];
2183 drp[col] = rend; 2244 drp[col] = rend;
… …
2187 for (i = 0; ++col < ncol; ) 2248 for (i = 0; ++col < ncol; )
2188 { 2249 {
2189 if (stp[col] == NOCHAR) 2250 if (stp[col] == NOCHAR)
2190 { 2251 {
2191 dtp[col] = stp[col]; 2252 dtp[col] = stp[col];
2192 drp[col] = rend; 2253 drp[col] = srp[col];
2254
2193 count++; 2255 count++;
2194 i++; 2256 i++;
2195 2257
2196 continue; 2258 continue;
2197 } 2259 }
… …
2202 count++; 2264 count++;
2203 2265
2204 if (stp[col] != dtp[col] 2266 if (stp[col] != dtp[col]
2205 || !RS_SAME (srp[col], drp[col])) 2267 || !RS_SAME (srp[col], drp[col]))
2206 { 2268 {
2207 if (must_clear && (i++ > count / 2)) 2269 if (have_bg && (i++ > count / 2))
2208 break; 2270 break;
2209 2271
2210 dtp[col] = stp[col]; 2272 dtp[col] = stp[col];
2211 drp[col] = rend; 2273 drp[col] = rend;
2212 i = 0; 2274 i = 0;
2213 } 2275 }
2214 else if (must_clear || (stp[col] != ' ' && ++i >= 16)) 2276 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2215 break; 2277 break;
2216 } 2278 }
2217 2279
2218 col--; /* went one too far. move back */ 2280 col--; /* went one too far. move back */
2219 count -= i; /* dump any matching trailing chars */ 2281 count -= i; /* dump any matching trailing chars */
2220 2282
2221 // sometimes we optimize away the trailing NOCHAR's, add them back 2283 // sometimes we optimize away the trailing NOCHAR's, add them back
2222 while (i && text[count] == NOCHAR) 2284 while (expect_false (i && text[count] == NOCHAR))
2223 count++, i--; 2285 count++, i--;
2224 2286
2225 /* 2287 /*
2226 * Determine the attributes for the string 2288 * Determine the attributes for the string
2227 */ 2289 */
2228 int fore = GET_FGCOLOR (rend); // desired foreground 2290 int fore = fgcolor_of (rend); // desired foreground
2229 int back = GET_BGCOLOR (rend); // desired background 2291 int back = bgcolor_of (rend); // desired background
2230 2292
2231 // only do special processing if any attributes are set, which is rare 2293 // only do special processing if any attributes are set, which is unlikely
2232 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)) 2294 if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2233 { 2295 {
2234#if ENABLE_STYLES
2235 // force redraw after "careful" characters to avoid pixel droppings
2236 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2237 drp[col + 1] = ~srp[col + 1];
2238
2239 // include previous careful character(s) if possible, looks nicer (best effort...)
2240 while (text > stp
2241 && srp[text - stp - 1] & RS_Careful
2242 && RS_SAME (rend, srp[text - stp - 1]))
2243 text--, count++, xpixel -= fwidth;
2244#endif
2245
2246 bool invert = rend & RS_RVid; 2296 bool invert = rend & RS_RVid;
2247 2297
2248#ifndef NO_BOLD_UNDERLINE_REVERSE 2298#ifndef NO_BOLD_UNDERLINE_REVERSE
2249 if (rend & RS_Bold
2250 && fore == Color_fg) 2299 if (rend & RS_Bold && fore == Color_fg)
2251 { 2300 {
2252 if (ISSET_PIXCOLOR (Color_BD)) 2301 if (ISSET_PIXCOLOR (Color_BD))
2253 fore = Color_BD; 2302 fore = Color_BD;
2254# if !ENABLE_STYLES 2303# if !ENABLE_STYLES
2255 else 2304 else
2256 invert = !invert; 2305 invert = !invert;
2257# endif 2306# endif
2258 } 2307 }
2259 2308
2260 if (rend & RS_Italic 2309 if (rend & RS_Italic && fore == Color_fg)
2261 && fore == Color_fg)
2262 { 2310 {
2263 if (ISSET_PIXCOLOR (Color_IT)) 2311 if (ISSET_PIXCOLOR (Color_IT))
2264 fore = Color_IT; 2312 fore = Color_IT;
2265# if !ENABLE_STYLES 2313# if !ENABLE_STYLES
2266 else 2314 else
2267 invert = !invert; 2315 invert = !invert;
2268# endif 2316# endif
2269 } 2317 }
2270 2318
2271 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL)) 2319 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2272 fore = Color_UL; 2320 fore = Color_UL;
2321#endif
2322
2323#ifdef OPTION_HC
2324 if (rend & RS_Sel)
2325 {
2326 /* invert the column if no highlightColor is set or it is the
2327 * current cursor column */
2328 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2329 && ISSET_PIXCOLOR (Color_HC))
2330 {
2331 if (ISSET_PIXCOLOR (Color_HTC))
2332 fore = Color_HTC;
2333 // if invert is 0 reverse video is set so we use bg color as fg color
2334 else if (!invert)
2335 fore = back;
2336
2337 back = Color_HC;
2338 invert = 0;
2339 }
2340 }
2273#endif 2341#endif
2274 2342
2275 if (invert) 2343 if (invert)
2276 { 2344 {
2277 SWAP_IT (fore, back, int); 2345 ::swap (fore, back);
2278 2346
2279#ifndef NO_BOLD_UNDERLINE_REVERSE 2347#ifndef NO_BOLD_UNDERLINE_REVERSE
2280 if (ISSET_PIXCOLOR (Color_RV))
2281 back = Color_RV;
2282
2283 if (fore == back) 2348 if (fore == back)
2284 { 2349 {
2285 fore = Color_bg; 2350 fore = Color_bg;
2286 back = Color_fg; 2351 back = Color_fg;
2287 } 2352 }
… …
2289 } 2354 }
2290 2355
2291#ifdef TEXT_BLINK 2356#ifdef TEXT_BLINK
2292 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg)) 2357 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2293 { 2358 {
2294 if (!text_blink_ev.active) 2359 if (!text_blink_ev.is_active ())
2295 { 2360 {
2296 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL); 2361 text_blink_ev.again ();
2297 hidden_text = 0; 2362 hidden_text = 0;
2298 } 2363 }
2299 else if (hidden_text) 2364 else if (hidden_text)
2300 fore = back; 2365 fore = back;
2301 } 2366 }
2302#endif 2367#endif
2368
2369#if ENABLE_STYLES
2370 // "careful" (too wide) character handling
2371
2372 // include previous careful character(s) if possible, looks nicer (best effort...)
2373 while (text > stp
2374 && srp[text - stp - 1] & RS_Careful
2375 && RS_SAME (rend, srp[text - stp - 1]))
2376 text--, count++, xpixel -= fwidth;
2377
2378 // force redraw after "careful" characters to avoid pixel droppings
2379 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2380 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2381
2382 // force redraw before "careful" characters to avoid pixel droppings
2383 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2384 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2385#endif
2303 } 2386 }
2304 2387
2305 /* 2388 /*
2306 * Actually do the drawing of the string here 2389 * Actually do the drawing of the string here
2307 */ 2390 */
2308 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2391 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2309 2392
2310 if (back == fore) 2393 if (expect_true (have_bg && back == Color_bg))
2311 font->clear_rect (*drawable, xpixel, ypixel,
2312 fwidth * count, fheight,
2313 back);
2314 else if (back == Color_bg)
2315 { 2394 {
2316 if (must_clear) 2395 // this is very ugly, maybe push it into ->draw?
2317 {
2318 CLEAR_CHARS (xpixel, ypixel, count);
2319 2396
2320 for (i = 0; i < count; i++) /* don't draw empty strings */ 2397 for (i = 0; i < count; i++) /* don't draw empty strings */
2321 if (text[i] != ' ') 2398 if (text[i] != ' ')
2322 { 2399 {
2323 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1); 2400 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2324 break; 2401 goto did_clear;
2325 }
2326 } 2402 }
2327 else 2403
2328 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg); 2404 CLEAR_CHARS (xpixel, ypixel, count);
2405 did_clear: ;
2329 } 2406 }
2330 else 2407 else
2331 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2408 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2332 2409
2333 if (rend & RS_Uline && font->descent > 1 && fore != back) 2410 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2334 { 2411 {
2335#if ENABLE_FRILLS 2412#if ENABLE_FRILLS
2336 if (ISSET_PIXCOLOR (Color_underline)) 2413 if (ISSET_PIXCOLOR (Color_underline))
2337 XSetForeground (display->display, gc, pix_colors[Color_underline]); 2414 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2338 else 2415 else
2339#endif 2416#endif
2340 XSetForeground (display->display, gc, pix_colors[fore]); 2417 XSetForeground (dpy, gc, pix_colors[fore]);
2341 2418
2342 XDrawLine (display->display, drawBuffer, gc, 2419 XDrawLine (dpy, vt, gc,
2343 xpixel, ypixel + font->ascent + 1, 2420 xpixel, ypixel + font->ascent + 1,
2344 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2421 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2345 } 2422 }
2346 } /* for (col....) */ 2423 } /* for (col....) */
2347 } /* for (row....) */ 2424 } /* for (row....) */
2348 2425
2349#if ENABLE_OVERLAY
2350 scr_swap_overlay ();
2351#endif
2352
2353 /* 2426 /*
2354 * G: cleanup cursor and display outline cursor if necessary 2427 * G: cleanup cursor and display outline cursor if necessary
2355 */ 2428 */
2356 if (showcursor) 2429 if (showcursor)
2357 { 2430 {
2358 if (focus) 2431 if (focus)
2359 { 2432 {
2360 if (options & Opt_cursorUnderline) 2433 if (option (Opt_cursorUnderline))
2361 *crp ^= RS_Uline; 2434 *crp ^= RS_Uline;
2362 else 2435 else
2363 { 2436 {
2364 *crp ^= RS_RVid; 2437 *crp ^= RS_RVid;
2365#ifndef NO_CURSORCOLOR 2438#ifndef NO_CURSORCOLOR
… …
2374 2447
2375 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2448 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2376 col--; 2449 col--;
2377 2450
2378 while (col + cursorwidth < ncol 2451 while (col + cursorwidth < ncol
2379 && drawn[oldcursor.row].t[col + cursorwidth] == NOCHAR) 2452 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2380 cursorwidth++; 2453 cursorwidth++;
2381 2454
2382#ifndef NO_CURSORCOLOR 2455#ifndef NO_CURSORCOLOR
2383 if (ISSET_PIXCOLOR (Color_cursor)) 2456 if (ISSET_PIXCOLOR (Color_cursor))
2384 XSetForeground (display->display, gc, pix_colors[Color_cursor]); 2457 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2458 else
2385#endif 2459#endif
2460 XSetForeground (dpy, gc, pix_colors[ccol1]);
2386 2461
2387 XDrawRectangle (display->display, drawBuffer, gc, 2462 XDrawRectangle (dpy, vt, gc,
2388 Col2Pixel (col), 2463 Col2Pixel (col),
2389 Row2Pixel (oldcursor.row), 2464 Row2Pixel (oldcursor.row),
2390 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2465 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2391 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2466 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2392 } 2467 }
2393 } 2468 }
2394 2469
2395 /* 2470 /*
2396 * H: cleanup selection 2471 * H: cleanup selection
2397 */ 2472 */
2473#if ENABLE_OVERLAY
2474 scr_swap_overlay ();
2475#endif
2476 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2477
2398 scr_reverse_selection (); 2478 scr_reverse_selection ();
2399 2479
2400 if (refresh_type & SMOOTH_REFRESH) 2480 screen.flags = old_screen_flags;
2401 XFlush (display->display);
2402
2403 num_scr = 0; 2481 num_scr = 0;
2404 num_scr_allow = 1; 2482 num_scr_allow = 1;
2405} 2483}
2406 2484
2407void 2485void
2408rxvt_term::scr_remap_chars (const line_t &l) 2486rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2409{ 2487{
2410 if (!l.t) 2488 if (!l.t)
2411 return; 2489 return;
2412 2490
2491 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2492
2413 for (int i = ncol; i--; ) 2493 for (int i = ncol; i--; )
2414 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2494 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2415} 2495}
2416 2496
2417void 2497void
2418rxvt_term::scr_remap_chars () 2498rxvt_term::scr_remap_chars () NOTHROW
2419{ 2499{
2420 for (int i = total_rows; i--; ) 2500 for (int i = total_rows; i--; )
2421 scr_remap_chars (save[i]); 2501 scr_remap_chars (row_buf [i]);
2422 2502
2423 for (int i = nrow; i--; ) 2503 for (int i = nrow; i--; )
2424 { 2504 {
2425 scr_remap_chars (drawn[i]); 2505 scr_remap_chars (drawn_buf [i]);
2426 scr_remap_chars (swap_save[i]); 2506 scr_remap_chars (swap_buf [i]);
2507 }
2508}
2509
2510void
2511rxvt_term::scr_recolour (bool refresh) NOTHROW
2512{
2513 bool transparent = false;
2514
2515#ifdef HAVE_BG_PIXMAP
2516 if (bg_pixmap != None)
2427 } 2517 {
2428} 2518# ifdef ENABLE_TRANSPARENCY
2519 if (bg_flags & BG_IS_TRANSPARENT)
2520 {
2521 XSetWindowBackgroundPixmap (dpy, parent[0], bg_pixmap);
2522 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2429 2523
2430void 2524 transparent = true;
2431rxvt_term::scr_recolour () 2525 }
2432{ 2526 else
2433 if (1
2434#if TRANSPARENT
2435 && !am_transparent
2436#endif 2527# endif
2437#if XPM_BACKGROUND
2438 && !bgPixmap.pixmap
2439#endif
2440 ) 2528 {
2529 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2530 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2531 }
2441 { 2532 }
2533 else
2534#endif
2535 {
2442 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]); 2536 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2443 XClearWindow (display->display, parent[0]);
2444 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]); 2537 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2445#if HAVE_SCROLLBARS 2538 }
2539
2540 XClearWindow (dpy, parent[0]);
2541
2446 if (scrollBar.win) 2542 if (scrollBar.win)
2447 { 2543 {
2544 if (transparent)
2545 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2546 else
2448 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); 2547 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2449 scrollBar.setIdle (); 2548 scrollBar.state = STATE_IDLE;
2450 scrollbar_show (0); 2549 scrollBar.show (0);
2451 } 2550 }
2452#endif 2551
2552 if (refresh)
2453 } 2553 {
2454
2455 scr_clear (); 2554 scr_clear ();
2456 scr_touch (true); 2555 scr_touch (true);
2556 }
2457 want_refresh = 1; 2557 want_refresh = 1;
2458} 2558}
2459 2559
2460/* ------------------------------------------------------------------------- */ 2560/* ------------------------------------------------------------------------- */
2461void 2561void
2462rxvt_term::scr_clear (bool really) 2562rxvt_term::scr_clear (bool really) NOTHROW
2463{ 2563{
2464 if (!mapped) 2564 if (!mapped)
2465 return; 2565 return;
2466 2566
2467 num_scr_allow = 0; 2567 num_scr_allow = 0;
2468 want_refresh = 1; 2568 want_refresh = 1;
2469 2569
2470 if (really) 2570 if (really)
2471 XClearWindow (display->display, vt); 2571 XClearWindow (dpy, vt);
2472} 2572}
2473 2573
2474/* ------------------------------------------------------------------------- */
2475void 2574void
2575rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2576{
2577 int view_end = view_start + nrow;
2578 int row, col;
2579
2580 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2581 {
2582 text_t *stp = ROW(row).t;
2583 rend_t *srp = ROW(row).r;
2584
2585 for (col = beg_col; col < end_col; col++)
2586 srp[col] ^= rstyle1;
2587
2588 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2589 srp[col] ^= rstyle2;
2590
2591 if (++col < end_col)
2592 srp[col] ^= rstyle2;
2593 }
2594}
2595
2596void
2597rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2598{
2599 int view_end = view_start + nrow;
2600 int row, col;
2601
2602 if (beg_row >= view_start)
2603 {
2604 col = beg_col;
2605 row = beg_row;
2606 }
2607 else
2608 {
2609 col = 0;
2610 row = view_start;
2611 }
2612
2613 for (; row < min (end_row, view_end); row++, col = 0)
2614 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2615 srp[col] ^= rstyle;
2616
2617 if (row == end_row)
2618 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2619 srp[col] ^= rstyle;
2620}
2621
2622/* ------------------------------------------------------------------------- */
2623void
2476rxvt_term::scr_reverse_selection () 2624rxvt_term::scr_reverse_selection () NOTHROW
2477{ 2625{
2478 if (selection.op 2626 if (selection.op
2479 && current_screen == selection.screen 2627 && current_screen == selection.screen
2480 && selection.end.row >= -view_start) 2628 && selection.end.row >= view_start)
2481 { 2629 {
2482 int view_end = -view_start + nrow; 2630#if !ENABLE_MINIMAL
2483 int row, col;
2484
2485#if ENABLE_FRILLS
2486 if (selection.rect) 2631 if (selection.rect)
2487 { 2632 scr_xor_rect (selection.beg.row, selection.beg.col,
2488 for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++) 2633 selection.end.row, selection.end.col,
2489 for (rend_t *srp = ROW(row).r, col = selection.beg.col; col < selection.end.col; col++) 2634 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2490 srp[col] ^= RS_RVid;
2491 }
2492 else 2635 else
2493#endif 2636#endif
2494 { 2637 scr_xor_span (selection.beg.row, selection.beg.col,
2495 if (selection.beg.row >= -view_start) 2638 selection.end.row, selection.end.col,
2496 { 2639 RS_Sel | RS_RVid);
2497 col = selection.beg.col;
2498 row = selection.beg.row;
2499 }
2500 else
2501 {
2502 col = 0;
2503 row = view_start;
2504 }
2505
2506 for (; row < min (selection.end.row, view_end); row++, col = 0)
2507 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2508 srp[col] ^= RS_RVid;
2509
2510 if (row == selection.end.row)
2511 for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2512 srp[col] ^= RS_RVid;
2513 }
2514 } 2640 }
2515} 2641}
2516 2642
2517/* ------------------------------------------------------------------------- */ 2643/* ------------------------------------------------------------------------- */
2518/* 2644/*
2519 * Dump the whole scrollback and screen to the passed filedescriptor. The 2645 * Dump the whole scrollback and screen to the passed filedescriptor. The
2520 * invoking routine must close the fd. 2646 * invoking routine must close the fd.
2521 */ 2647 */
2522#if 0 2648#if 0
2523void 2649void
2524rxvt_term::scr_dump (int fd) 2650rxvt_term::scr_dump (int fd) NOTHROW
2525{ 2651{
2526 int row, wrote; 2652 int row, wrote;
2527 unsigned int width, towrite; 2653 unsigned int width, towrite;
2528 char r1[] = "\n"; 2654 const char r1[] = "\n";
2529 2655
2530 for (row = saveLines - nsaved; 2656 for (row = saveLines + top_row;
2531 row < saveLines + nrow - 1; row++) 2657 row < saveLines + nrow - 1; row++)
2532 { 2658 {
2533 width = save[row].l >= 0 ? save[row].l 2659 width = row_buf[row].l >= 0 ? row_buf[row].l
2534 : ncol; 2660 : ncol;
2535 for (towrite = width; towrite; towrite -= wrote) 2661 for (towrite = width; towrite; towrite -= wrote)
2536 { 2662 {
2537 wrote = write (fd, & (save[row].t[width - towrite]), 2663 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2538 towrite); 2664 towrite);
2539 if (wrote < 0) 2665 if (wrote < 0)
2540 return; /* XXX: death, no report */ 2666 return; /* XXX: death, no report */
2541 } 2667 }
2542 if (save[row].l >= 0) 2668 if (row_buf[row].l >= 0)
2543 if (write (fd, r1, 1) <= 0) 2669 if (write (fd, r1, 1) <= 0)
2544 return; /* XXX: death, no report */ 2670 return; /* XXX: death, no report */
2545 } 2671 }
2546} 2672}
2547#endif 2673#endif
2548 2674
2549/* ------------------------------------------------------------------------- * 2675/* ------------------------------------------------------------------------- *
2550 * CHARACTER SELECTION * 2676 * CHARACTER SELECTION *
2551 * ------------------------------------------------------------------------- */ 2677 * ------------------------------------------------------------------------- */
2552void 2678void
2553rxvt_term::selection_check (int check_more) 2679rxvt_term::selection_check (int check_more) NOTHROW
2554{ 2680{
2555 row_col_t pos; 2681 row_col_t pos;
2556 2682
2557 if (!selection.op) 2683 if (!selection.op)
2558 return; 2684 return;
2559 2685
2560 pos.row = pos.col = 0; 2686 pos.row = pos.col = 0;
2561 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow) 2687 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2562 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow) 2688 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2563 || !IN_RANGE_EXC (selection.end.row, -nsaved, nrow) 2689 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2564 || (check_more == 1 2690 || (check_more == 1
2565 && current_screen == selection.screen 2691 && current_screen == selection.screen
2566 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2692 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2567 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2693 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2568 || (check_more == 2 2694 || (check_more == 2
… …
2579/* ------------------------------------------------------------------------- */ 2705/* ------------------------------------------------------------------------- */
2580/* 2706/*
2581 * Paste a selection direct to the command fd 2707 * Paste a selection direct to the command fd
2582 */ 2708 */
2583void 2709void
2584rxvt_term::paste (unsigned char *data, unsigned int len) 2710rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2585{ 2711{
2586 /* convert normal newline chars into common keyboard Return key sequence */ 2712 /* convert normal newline chars into common keyboard Return key sequence */
2587 for (unsigned int i = 0; i < len; i++) 2713 for (unsigned int i = 0; i < len; i++)
2588 if (data[i] == C0_LF) 2714 if (data[i] == C0_LF)
2589 data[i] = C0_CR; 2715 data[i] = C0_CR;
2590 2716
2717 if (priv_modes & PrivMode_BracketPaste)
2718 tt_printf ("\e[200~");
2719
2591 tt_write (data, len); 2720 tt_write (data, len);
2592}
2593 2721
2594/* ------------------------------------------------------------------------- */ 2722 if (priv_modes & PrivMode_BracketPaste)
2595/* 2723 tt_printf ("\e[201~");
2596 * Respond to a notification that a primary selection has been sent
2597 * EXT: SelectionNotify
2598 */
2599void
2600rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2601{
2602 if (prop == None) /* check for failed XConvertSelection */
2603 {
2604 if ((selection_type & Sel_CompoundText))
2605 {
2606 int selnum = selection_type & Sel_whereMask;
2607
2608 selection_type = 0;
2609 if (selnum != Sel_direct)
2610 selection_request_other (XA_STRING, selnum);
2611 }
2612
2613 if ((selection_type & Sel_UTF8String))
2614 {
2615 int selnum = selection_type & Sel_whereMask;
2616
2617 selection_type = Sel_CompoundText;
2618 if (selnum != Sel_direct)
2619 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2620 else
2621 selection_type = 0;
2622 }
2623
2624 return;
2625 }
2626
2627 unsigned long bytes_after;
2628 XTextProperty ct;
2629
2630 if (XGetWindowProperty (display->display, win, prop,
2631 0, PROP_SIZE / 4,
2632 delete_prop, AnyPropertyType,
2633 &ct.encoding, &ct.format,
2634 &ct.nitems, &bytes_after,
2635 &ct.value) != Success)
2636 {
2637 ct.value = 0;
2638 goto bailout;
2639 }
2640
2641 if (ct.encoding == None)
2642 goto bailout;
2643
2644 if (bytes_after)
2645 {
2646 // fetch and append remaining data
2647 XTextProperty ct2;
2648
2649 if (XGetWindowProperty (display->display, win, prop,
2650 ct.nitems / 4, (bytes_after + 3) / 4,
2651 delete_prop, AnyPropertyType,
2652 &ct2.encoding, &ct2.format,
2653 &ct2.nitems, &bytes_after,
2654 &ct2.value) != Success)
2655 goto bailout;
2656
2657 // realloc should be compatible to XFree, here, and elsewhere, too
2658 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2659 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2660 ct.nitems += ct2.nitems;
2661
2662 XFree (ct2.value);
2663 }
2664
2665 if (ct.value == 0)
2666 goto bailout;
2667
2668 if (ct.encoding == xa[XA_INCR])
2669 {
2670 // INCR selection, start handshake
2671 if (!delete_prop)
2672 XDeleteProperty (display->display, win, prop);
2673
2674 selection_wait = Sel_incr;
2675 incr_buf_fill = 0;
2676 incr_ev.start (NOW + 10);
2677
2678 goto bailout;
2679 }
2680
2681 if (ct.nitems == 0)
2682 {
2683 if (selection_wait == Sel_incr)
2684 {
2685 XFree (ct.value);
2686
2687 // finally complete, now paste the whole thing
2688 selection_wait = Sel_normal;
2689 ct.value = (unsigned char *)incr_buf;
2690 ct.nitems = incr_buf_fill;
2691 incr_buf = 0;
2692 incr_buf_size = 0;
2693 incr_ev.stop ();
2694 }
2695 else
2696 {
2697 if (selection_wait == Sel_normal
2698 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2699 {
2700 /*
2701 * pass through again trying CUT_BUFFER0 if we've come from
2702 * XConvertSelection () but nothing was presented
2703 */
2704 selection_paste (display->root, XA_CUT_BUFFER0, False);
2705 }
2706
2707 goto bailout;
2708 }
2709 }
2710 else if (selection_wait == Sel_incr)
2711 {
2712 incr_ev.start (NOW + 10);
2713
2714 while (incr_buf_fill + ct.nitems > incr_buf_size)
2715 {
2716 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2717 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2718 }
2719
2720 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2721 incr_buf_fill += ct.nitems;
2722
2723 goto bailout;
2724 }
2725
2726 char **cl;
2727 int cr;
2728
2729#if ENABLE_FRILLS
2730 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2731 // so recode it manually
2732 if (ct.encoding == xa[XA_UTF8_STRING])
2733 {
2734 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2735 char *s = rxvt_wcstombs (w);
2736 free (w);
2737 // TODO: strlen == only the first element will be converted. well...
2738 paste ((unsigned char *)s, strlen (s));
2739 free (s);
2740 }
2741 else
2742#endif
2743 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2744 && cl)
2745 {
2746 for (int i = 0; i < cr; i++)
2747 paste ((unsigned char *)cl[i], strlen (cl[i]));
2748
2749 XFreeStringList (cl);
2750 }
2751 else
2752 paste (ct.value, ct.nitems); // paste raw
2753
2754bailout:
2755 XFree (ct.value);
2756
2757 if (selection_wait == Sel_normal)
2758 selection_wait = Sel_none;
2759} 2724}
2760 2725
2761void 2726void
2762rxvt_term::incr_cb (time_watcher &w) 2727rxvt_term::paste (char *data, unsigned int len) NOTHROW
2763{ 2728{
2764 selection_wait = Sel_none; 2729 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2765
2766 incr_buf_size = 0;
2767 free (incr_buf);
2768
2769 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2770}
2771
2772void
2773rxvt_term::selection_property (Window win, Atom prop)
2774{
2775 if (prop == None || selection_wait != Sel_incr)
2776 return; 2730 return;
2777 2731
2778 selection_paste (win, prop, true); 2732 tt_paste (data, len);
2779} 2733}
2780 2734
2781/* ------------------------------------------------------------------------- */ 2735/* ------------------------------------------------------------------------- */
2782/* 2736/*
2783 * Request the current selection: 2737 * Request the current selection:
2784 * Order: > internal selection if available 2738 * Order: > internal selection if available
2785 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2739 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2786 * > CUT_BUFFER0 2740 * > CUT_BUFFER0
2787 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2741 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2788 * will auto fallback to CUT_BUFFER0 2742 * will auto fallback to CUT_BUFFER0
2789 * EXT: button 2 release 2743 * EXT: button 2 release
2790 */ 2744 */
2791void 2745void
2792rxvt_term::selection_request (Time tm, int x, int y) 2746rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2793{ 2747{
2794 if (x < 0 || x >= width || y < 0 || y >= height) 2748 if (selection.text && selnum == Sel_Primary)
2795 return; /* outside window */ 2749 {
2796
2797 if (selection.text)
2798 { /* internal selection */ 2750 /* internal selection */
2799 char *str = rxvt_wcstombs (selection.text, selection.len); 2751 char *str = rxvt_wcstombs (selection.text, selection.len);
2800 paste ((unsigned char *)str, strlen (str)); 2752 paste (str, strlen (str));
2801 free (str); 2753 free (str);
2802 return;
2803 }
2804 else
2805 { 2754 }
2806 int i; 2755 else if (!selection_req)
2807
2808 selection_request_time = tm;
2809 selection_wait = Sel_normal;
2810
2811 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2812 {
2813#if X_HAVE_UTF8_STRING
2814 selection_type = Sel_UTF8String;
2815 if (selection_request_other (xa[XA_UTF8_STRING], i))
2816 return;
2817#else
2818 selection_type = Sel_CompoundText;
2819 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2820 return;
2821#endif
2822 }
2823 } 2756 {
2824 2757 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2825 selection_wait = Sel_none; /* don't loop in selection_paste () */ 2758 selection_req->run ();
2826 selection_paste (display->root, XA_CUT_BUFFER0, false);
2827}
2828
2829int
2830rxvt_term::selection_request_other (Atom target, int selnum)
2831{
2832 Atom sel;
2833
2834 selection_type |= selnum;
2835
2836 if (selnum == Sel_Primary)
2837 sel = XA_PRIMARY;
2838 else if (selnum == Sel_Secondary)
2839 sel = XA_SECONDARY;
2840 else
2841 sel = xa[XA_CLIPBOARD];
2842
2843 if (XGetSelectionOwner (display->display, sel) != None)
2844 { 2759 }
2845 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2846 vt, selection_request_time);
2847 return 1;
2848 }
2849
2850 return 0;
2851} 2760}
2852 2761
2853/* ------------------------------------------------------------------------- */ 2762/* ------------------------------------------------------------------------- */
2854/* 2763/*
2855 * Clear all selected text 2764 * Clear all selected text
2856 * EXT: SelectionClear 2765 * EXT: SelectionClear
2857 */ 2766 */
2858void 2767void
2859rxvt_term::selection_clear () 2768rxvt_term::selection_clear (bool clipboard) NOTHROW
2860{ 2769{
2770 if (!clipboard)
2771 {
2861 want_refresh = 1; 2772 want_refresh = 1;
2862 free (selection.text); 2773 free (selection.text);
2863 selection.text = NULL; 2774 selection.text = NULL;
2864 selection.len = 0; 2775 selection.len = 0;
2865 CLEAR_SELECTION (); 2776 CLEAR_SELECTION ();
2866 2777
2867 if (display->selection_owner == this) 2778 if (display->selection_owner == this)
2868 display->selection_owner = 0; 2779 display->selection_owner = 0;
2780 }
2781 else
2782 {
2783 free (selection.clip_text);
2784 selection.clip_text = NULL;
2785 selection.clip_len = 0;
2786
2787 if (display->clipboard_owner == this)
2788 display->clipboard_owner = 0;
2789 }
2869} 2790}
2870 2791
2871/* ------------------------------------------------------------------------- */ 2792/* ------------------------------------------------------------------------- */
2872/* 2793/*
2873 * Copy a selection into the cut buffer 2794 * Copy a selection into the cut buffer
2874 * EXT: button 1 or 3 release 2795 * EXT: button 1 or 3 release
2875 */ 2796 */
2876void 2797void
2877rxvt_term::selection_make (Time tm) 2798rxvt_term::selection_make (Time tm)
2878{ 2799{
2879 int i; 2800 int size;
2880 wchar_t *new_selection_text; 2801 wchar_t *new_selection_text;
2881 text_t *t; 2802 text_t *t;
2882 2803
2883 switch (selection.op) 2804 switch (selection.op)
2884 { 2805 {
… …
2897 selection.op = SELECTION_DONE; 2818 selection.op = SELECTION_DONE;
2898 2819
2899 if (selection.clicks == 4) 2820 if (selection.clicks == 4)
2900 return; /* nothing selected, go away */ 2821 return; /* nothing selected, go away */
2901 2822
2823 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2824 return;
2825
2902 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2826 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2903 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2827 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2904 2828
2905 int ofs = 0; 2829 int ofs = 0;
2906 int extra = 0; 2830 int extra = 0;
2907 2831
2908 int col = selection.beg.col; 2832 int col = selection.beg.col;
… …
2910 2834
2911 int end_col; 2835 int end_col;
2912 2836
2913 for (; row <= selection.end.row; row++, col = 0) 2837 for (; row <= selection.end.row; row++, col = 0)
2914 { 2838 {
2915#if ENABLE_FRILLS 2839#if !ENABLE_MINIMAL
2916 if (selection.rect) 2840 if (selection.rect)
2917 { 2841 {
2918 col = selection.beg.col; 2842 col = selection.beg.col;
2919 end_col = ncol + 1; 2843 end_col = selection.end.col;
2920 } 2844 }
2921 else 2845 else
2922#endif 2846#endif
2923 end_col = ROW(row).is_longer () ? ncol : ROW(row).l; //TODO//FIXME//LEN 2847 end_col = ROW(row).l;
2924 2848
2925 col = max (col, 0); 2849 col = max (col, 0);
2926 2850
2927 if (row == selection.end.row || selection.rect) 2851 if (row == selection.end.row)
2928 end_col = min (end_col, selection.end.col); 2852 min_it (end_col, selection.end.col);
2929 2853
2930 t = ROW(row).t + col; 2854 t = ROW(row).t + col;
2855
2931 for (; col < end_col; col++) 2856 for (; col < end_col; col++)
2932 { 2857 {
2933 if (*t == NOCHAR) 2858 if (*t == NOCHAR)
2934 t++; 2859 t++;
2935#if ENABLE_COMBINING 2860#if ENABLE_COMBINING
… …
2939 2864
2940 extra -= (len - 1); 2865 extra -= (len - 1);
2941 2866
2942 if (extra < 0) 2867 if (extra < 0)
2943 { 2868 {
2944 extra += i; 2869 extra += size;
2945 i += i; 2870 size += size;
2946 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2871 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2947 } 2872 }
2948 2873
2949 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2874 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2950 } 2875 }
2951#endif 2876#endif
2952 else 2877 else
2953 new_selection_text[ofs++] = *t++; 2878 new_selection_text[ofs++] = *t++;
2954 } 2879 }
2955 2880
2956 if (!ROW(row).is_longer () && row != selection.end.row) 2881#if !ENABLE_MINIMAL
2882 if (selection.rect)
2883 {
2884 while (ofs
2885 && new_selection_text[ofs - 1] != C0_LF
2886 && unicode::is_space (new_selection_text[ofs - 1]))
2887 --ofs;
2888
2957 new_selection_text[ofs++] = C0_LF; 2889 new_selection_text[ofs++] = C0_LF;
2958 } 2890 }
2959 2891 else
2960 if (end_col != selection.end.col) 2892#endif
2893 if (!ROW(row).is_longer ()
2894 && (row != selection.end.row || end_col != selection.end.col)
2895 && (row != selection.beg.row || selection.beg.col < ncol))
2961 new_selection_text[ofs++] = C0_LF; 2896 new_selection_text[ofs++] = C0_LF;
2897 }
2962 2898
2963 new_selection_text[ofs] = 0; 2899 new_selection_text[ofs] = 0;
2964 2900
2965 if (ofs == 0) 2901 if (ofs == 0)
2966 { 2902 {
… …
2972 2908
2973 // we usually allocate much more than necessary, so realloc it smaller again 2909 // we usually allocate much more than necessary, so realloc it smaller again
2974 selection.len = ofs; 2910 selection.len = ofs;
2975 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 2911 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2976 2912
2977 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm); 2913 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2978 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt) 2914 return;
2979 display->set_selection_owner (this); 2915
2916 selection_grab (tm);
2917}
2918
2919bool
2920rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2921{
2922 Atom sel;
2923
2924 if (!clipboard)
2925 {
2926 selection_time = tm;
2927 sel = XA_PRIMARY;
2928 }
2980 else 2929 else
2981 rxvt_warn ("can't get primary selection, ignoring.\n"); 2930 {
2931 clipboard_time = tm;
2932 sel = xa[XA_CLIPBOARD];
2933 }
2934
2935 XSetSelectionOwner (dpy, sel, vt, tm);
2936 if (XGetSelectionOwner (dpy, sel) == vt)
2937 {
2938 display->set_selection_owner (this, clipboard);
2939 return true;
2940 }
2941 else
2942 {
2943 selection_clear (clipboard);
2944 return false;
2945 }
2982 2946
2983#if 0 2947#if 0
2984 XTextProperty ct; 2948 XTextProperty ct;
2985 2949
2986 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 2950 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2987 { 2951 {
2988 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 2952 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2989 XFree (ct.value); 2953 XFree (ct.value);
2990 } 2954 }
2991#endif 2955#endif
2992
2993 selection_time = tm;
2994} 2956}
2995 2957
2996/* ------------------------------------------------------------------------- */ 2958/* ------------------------------------------------------------------------- */
2997/* 2959/*
2998 * Mark or select text based upon number of clicks: 1, 2, or 3 2960 * Mark or select text based upon number of clicks: 1, 2, or 3
2999 * EXT: button 1 press 2961 * EXT: button 1 press
3000 */ 2962 */
3001void 2963void
3002rxvt_term::selection_click (int clicks, int x, int y) 2964rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3003{ 2965{
3004 clicks = ((clicks - 1) % 3) + 1; 2966 clicks = ((clicks - 1) % 3) + 1;
3005 selection.clicks = clicks; /* save clicks so extend will work */ 2967 selection.clicks = clicks; /* save clicks so extend will work */
3006 2968
2969 if (clicks == 2 && !selection.rect
2970 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2971 {
2972 MEvent.clicks = 1; // what a mess
2973 selection.screen = current_screen;
2974 selection.op = SELECTION_CONT;
2975 return;
2976 }
2977
3007 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2978 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3008 2979
3009 if (clicks == 2 || clicks == 3) 2980 if (clicks == 2 || clicks == 3)
3010 selection_extend_colrow (selection.mark.col, 2981 selection_extend_colrow (selection.mark.col,
3011 selection.mark.row + view_start, 2982 selection.mark.row - view_start,
3012 0, /* button 3 */ 2983 0, /* button 3 */
3013 1, /* button press */ 2984 1, /* button press */
3014 0); /* click change */ 2985 0); /* click change */
3015} 2986}
3016 2987
3017/* ------------------------------------------------------------------------- */ 2988/* ------------------------------------------------------------------------- */
3018/* 2989/*
3019 * Mark a selection at the specified col/row 2990 * Mark a selection at the specified col/row
3020 */ 2991 */
3021void 2992void
3022rxvt_term::selection_start_colrow (int col, int row) 2993rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3023{ 2994{
3024 want_refresh = 1; 2995 want_refresh = 1;
3025 2996
3026 selection.mark.row = row - view_start; 2997 selection.mark.row = row + view_start;
3027 selection.mark.col = col; 2998 selection.mark.col = col;
3028 2999
3029 selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1); 3000 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3030 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1); 3001 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3031 3002
3032 while (selection.mark.col > 0 3003 while (selection.mark.col > 0
3033 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR) 3004 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3034 --selection.mark.col; 3005 --selection.mark.col;
3035 3006
3036 if (selection.op) 3007 if (selection.op)
3008 {
3037 { /* clear the old selection */ 3009 /* clear the old selection */
3038 selection.beg.row = selection.end.row = selection.mark.row; 3010 selection.beg.row = selection.end.row = selection.mark.row;
3039 selection.beg.col = selection.end.col = selection.mark.col; 3011 selection.beg.col = selection.end.col = selection.mark.col;
3040 } 3012 }
3041 3013
3042 selection.op = SELECTION_INIT; 3014 selection.op = SELECTION_INIT;
… …
3053#define DELIMIT_TEXT(x) \ 3025#define DELIMIT_TEXT(x) \
3054 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3026 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3055#define DELIMIT_REND(x) 1 3027#define DELIMIT_REND(x) 1
3056 3028
3057void 3029void
3058rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3030rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3059{ 3031{
3060 int col, row, dirnadd, tcol, trow, w1, w2; 3032 int col, row, dirnadd, tcol, trow, w1, w2;
3061 row_col_t bound; 3033 row_col_t bound;
3062 text_t *stp; 3034 text_t *stp;
3063 rend_t *srp; 3035 rend_t *srp;
3064 3036
3065 if (dirn == UP) 3037 if (dirn == UP)
3066 { 3038 {
3067 bound.row = - nsaved - 1; 3039 bound.row = top_row - 1;
3068 bound.col = 0; 3040 bound.col = 0;
3069 dirnadd = -1; 3041 dirnadd = -1;
3070 } 3042 }
3071 else 3043 else
3072 { 3044 {
… …
3120 } 3092 }
3121 } 3093 }
3122 break; 3094 break;
3123 } 3095 }
3124 3096
3125Old_Word_Selection_You_Die:
3126 if (dirn == DN) 3097 if (dirn == DN)
3127 col++; /* put us on one past the end */ 3098 col++; /* put us on one past the end */
3128 3099
3129 /* Poke the values back in */ 3100 /* Poke the values back in */
3130 ret->row = row; 3101 ret->row = row;
… …
3138 * flag == 0 ==> button 1 3109 * flag == 0 ==> button 1
3139 * flag == 1 ==> button 3 press 3110 * flag == 1 ==> button 3 press
3140 * flag == 2 ==> button 3 motion 3111 * flag == 2 ==> button 3 motion
3141 */ 3112 */
3142void 3113void
3143rxvt_term::selection_extend (int x, int y, int flag) 3114rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3144{ 3115{
3145 int col = clamp (Pixel2Col (x), 0, ncol); 3116 int col = clamp (Pixel2Col (x), 0, ncol);
3146 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3117 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3147 3118
3148 /* 3119 /*
… …
3151 * select nothing. Otherwise, if we're to the right of the mark, you have to 3122 * select nothing. Otherwise, if we're to the right of the mark, you have to
3152 * be _past_ a character for it to be selected. 3123 * be _past_ a character for it to be selected.
3153 */ 3124 */
3154 if (((selection.clicks % 3) == 1) && !flag 3125 if (((selection.clicks % 3) == 1) && !flag
3155 && (col == selection.mark.col 3126 && (col == selection.mark.col
3156 && (row == selection.mark.row + view_start))) 3127 && (row == selection.mark.row - view_start)))
3157 { 3128 {
3158 /* select nothing */ 3129 /* select nothing */
3159 selection.beg.row = selection.end.row = 0; 3130 selection.beg.row = selection.end.row = 0;
3160 selection.beg.col = selection.end.col = 0; 3131 selection.beg.col = selection.end.col = 0;
3161 selection.clicks = 4; 3132 selection.clicks = 4;
… …
3174/* ------------------------------------------------------------------------- */ 3145/* ------------------------------------------------------------------------- */
3175/* 3146/*
3176 * Extend the selection to the specified col/row 3147 * Extend the selection to the specified col/row
3177 */ 3148 */
3178void 3149void
3179rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3150rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3180{ 3151{
3181 row_col_t pos; 3152 row_col_t pos;
3182 enum { 3153 enum {
3183 LEFT, RIGHT 3154 LEFT, RIGHT
3184 } closeto = RIGHT; 3155 } closeto = RIGHT;
… …
3216 selection.beg.col = selection.end.col = selection.mark.col; 3187 selection.beg.col = selection.end.col = selection.mark.col;
3217 selection.beg.row = selection.end.row = selection.mark.row; 3188 selection.beg.row = selection.end.row = selection.mark.row;
3218 } 3189 }
3219 3190
3220 pos.col = col; 3191 pos.col = col;
3221 pos.row = row - view_start; 3192 pos.row = view_start + row;
3222 3193
3223 /* 3194 /*
3224 * This is mainly xterm style selection with a couple of differences, mainly 3195 * This is mainly xterm style selection with a couple of differences, mainly
3225 * in the way button3 drag extension works. 3196 * in the way button3 drag extension works.
3226 * We're either doing: button1 drag; button3 press; or button3 drag 3197 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3232 * a point/word/line which is either the start or end of the selection 3203 * a point/word/line which is either the start or end of the selection
3233 * and it was decided by whichever point/word/line was `fixed' at the 3204 * and it was decided by whichever point/word/line was `fixed' at the
3234 * time of the most recent button3 press 3205 * time of the most recent button3 press
3235 */ 3206 */
3236 if (button3 && buttonpress) 3207 if (button3 && buttonpress)
3208 {
3237 { /* button3 press */ 3209 /* button3 press */
3238 /* 3210 /*
3239 * first determine which edge of the selection we are closest to 3211 * first determine which edge of the selection we are closest to
3240 */ 3212 */
3241 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3213 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3242 || (!ROWCOL_IS_AFTER (pos, selection.end) 3214 || (!ROWCOL_IS_AFTER (pos, selection.end)
… …
3260 selection.mark.row = selection.beg.row; 3232 selection.mark.row = selection.beg.row;
3261 selection.mark.col = selection.beg.col; 3233 selection.mark.col = selection.beg.col;
3262 } 3234 }
3263 } 3235 }
3264 else 3236 else
3237 {
3265 { /* button1 drag or button3 drag */ 3238 /* button1 drag or button3 drag */
3266 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3239 if (ROWCOL_IS_AFTER (selection.mark, pos))
3267 { 3240 {
3268 if (selection.mark.row == selection.end.row 3241 if (selection.mark.row == selection.end.row
3269 && selection.mark.col == selection.end.col 3242 && selection.mark.col == selection.end.col
3270 && clickchange 3243 && clickchange
… …
3287 3260
3288 if (selection.clicks == 1) 3261 if (selection.clicks == 1)
3289 { 3262 {
3290 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN 3263 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3291 && !ROW(selection.beg.row).is_longer () 3264 && !ROW(selection.beg.row).is_longer ()
3292#if ENABLE_FRILLS 3265#if !ENABLE_MINIMAL
3293 && !selection.rect 3266 && !selection.rect
3294#endif 3267#endif
3295 ) 3268 )
3296 selection.beg.col = ncol; 3269 selection.beg.col = ncol;
3297 3270
3298 if ( 3271 if (
3299 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN 3272 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3300 && !ROW(selection.end.row).is_longer () 3273 && !ROW(selection.end.row).is_longer ()
3301#if ENABLE_FRILLS 3274#if !ENABLE_MINIMAL
3302 && !selection.rect 3275 && !selection.rect
3303#endif 3276#endif
3304 ) 3277 )
3305 selection.end.col = ncol; 3278 selection.end.col = ncol;
3306 } 3279 }
… …
3313 selection_delimit_word (DN, &selection.end, &selection.end); 3286 selection_delimit_word (DN, &selection.end, &selection.end);
3314 } 3287 }
3315 else if (selection.clicks == 3) 3288 else if (selection.clicks == 3)
3316 { 3289 {
3317#if ENABLE_FRILLS 3290#if ENABLE_FRILLS
3318 if (options & Opt_tripleclickwords) 3291 if (option (Opt_tripleclickwords))
3319 { 3292 {
3320 selection_delimit_word (UP, &selection.beg, &selection.beg); 3293 selection_delimit_word (UP, &selection.beg, &selection.beg);
3321 3294
3322 for (int end_row = selection.mark.row; end_row < nrow; end_row++) 3295 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3323 { 3296 {
3324 if (!ROW(end_row).is_longer ()) 3297 if (!ROW(end_row).is_longer ())
3325 { 3298 {
3326 selection.end.row = end_row; 3299 selection.end.row = end_row;
3327 selection.end.col = ROW(end_row).l; 3300 selection.end.col = ROW(end_row).l;
3301# if !ENABLE_MINIMAL
3328 selection_remove_trailing_spaces (); 3302 selection_remove_trailing_spaces ();
3303# endif
3329 break; 3304 break;
3330 } 3305 }
3331 } 3306 }
3332 } 3307 }
3333 else 3308 else
… …
3349 selection.end.row++; 3324 selection.end.row++;
3350 } 3325 }
3351 } 3326 }
3352 3327
3353 if (button3 && buttonpress) 3328 if (button3 && buttonpress)
3329 {
3354 { /* mark may need to be changed */ 3330 /* mark may need to be changed */
3355 if (closeto == LEFT) 3331 if (closeto == LEFT)
3356 { 3332 {
3357 selection.mark.row = selection.end.row; 3333 selection.mark.row = selection.end.row;
3358 selection.mark.col = selection.end.col - (selection.clicks == 2); 3334 selection.mark.col = selection.end.col - (selection.clicks == 2);
3359 } 3335 }
… …
3362 selection.mark.row = selection.beg.row; 3338 selection.mark.row = selection.beg.row;
3363 selection.mark.col = selection.beg.col; 3339 selection.mark.col = selection.beg.col;
3364 } 3340 }
3365 } 3341 }
3366 3342
3367#if ENABLE_FRILLS 3343#if !ENABLE_MINIMAL
3368 if (selection.rect && selection.beg.col > selection.end.col) 3344 if (selection.rect && selection.beg.col > selection.end.col)
3369 SWAP_IT (selection.beg.col, selection.end.col, int); 3345 ::swap (selection.beg.col, selection.end.col);
3370#endif 3346#endif
3371} 3347}
3372 3348
3373#if ENABLE_FRILLS 3349#if !ENABLE_MINIMAL
3374void 3350void
3375rxvt_term::selection_remove_trailing_spaces () 3351rxvt_term::selection_remove_trailing_spaces () NOTHROW
3376{ 3352{
3377 int32_t end_col, end_row; 3353 int32_t end_col, end_row;
3378 text_t *stp; 3354 text_t *stp;
3379 3355
3380 end_col = selection.end.col; 3356 end_col = selection.end.col;
… …
3384 { 3360 {
3385 stp = ROW(end_row).t; 3361 stp = ROW(end_row).t;
3386 3362
3387 while (--end_col >= 0) 3363 while (--end_col >= 0)
3388 { 3364 {
3389 if (stp[end_col] != ' ' 3365 if (stp[end_col] != NOCHAR
3390 && stp[end_col] != '\t' 3366 && !unicode::is_space (stp[end_col]))
3391 && stp[end_col] != NOCHAR)
3392 break; 3367 break;
3393 } 3368 }
3394 3369
3395 if (end_col >= 0 3370 if (end_col >= 0
3396 || !ROW(end_row - 1).is_longer ()) 3371 || !ROW(end_row - 1).is_longer ())
… …
3419/* 3394/*
3420 * Double click on button 3 when already selected 3395 * Double click on button 3 when already selected
3421 * EXT: button 3 double click 3396 * EXT: button 3 double click
3422 */ 3397 */
3423void 3398void
3424rxvt_term::selection_rotate (int x, int y) 3399rxvt_term::selection_rotate (int x, int y) NOTHROW
3425{ 3400{
3426 selection.clicks = selection.clicks % 3 + 1; 3401 selection.clicks = selection.clicks % 3 + 1;
3427 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3402 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3428} 3403}
3429 3404
… …
3431/* 3406/*
3432 * Respond to a request for our current selection 3407 * Respond to a request for our current selection
3433 * EXT: SelectionRequest 3408 * EXT: SelectionRequest
3434 */ 3409 */
3435void 3410void
3436rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3411rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3437{ 3412{
3438 XSelectionEvent ev; 3413 XSelectionEvent ev;
3439 dDisp;
3440 3414
3441 ev.type = SelectionNotify; 3415 ev.type = SelectionNotify;
3442 ev.property = None; 3416 ev.property = None;
3443 ev.display = rq.display; 3417 ev.display = rq.display;
3444 ev.requestor = rq.requestor; 3418 ev.requestor = rq.requestor;
… …
3458 *target++ = xa[XA_COMPOUND_TEXT]; 3432 *target++ = xa[XA_COMPOUND_TEXT];
3459#if X_HAVE_UTF8_STRING 3433#if X_HAVE_UTF8_STRING
3460 *target++ = xa[XA_UTF8_STRING]; 3434 *target++ = xa[XA_UTF8_STRING];
3461#endif 3435#endif
3462 3436
3463 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM, 3437 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3464 32, PropModeReplace, 3438 32, PropModeReplace,
3465 (unsigned char *)target_list, target - target_list); 3439 (unsigned char *)target_list, target - target_list);
3466 ev.property = rq.property; 3440 ev.property = rq.property;
3467 } 3441 }
3468#if TODO // TODO 3442#if TODO // TODO
3469 else if (rq.target == xa[XA_MULTIPLE]) 3443 else if (rq.target == xa[XA_MULTIPLE])
3470 { 3444 {
3471 /* TODO: Handle MULTIPLE */ 3445 /* TODO: Handle MULTIPLE */
3472 } 3446 }
3473#endif 3447#endif
3474 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3448 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3475 { 3449 {
3476 XChangeProperty (disp, rq.requestor, rq.property, rq.target, 3450 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3477 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3451 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3452 ev.property = rq.property;
3453 }
3454 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3455 {
3456 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3457 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3478 ev.property = rq.property; 3458 ev.property = rq.property;
3479 } 3459 }
3480 else if (rq.target == XA_STRING 3460 else if (rq.target == XA_STRING
3481 || rq.target == xa[XA_TEXT] 3461 || rq.target == xa[XA_TEXT]
3482 || rq.target == xa[XA_COMPOUND_TEXT] 3462 || rq.target == xa[XA_COMPOUND_TEXT]
… …
3505 style = enc_string; 3485 style = enc_string;
3506 else if (target == xa[XA_TEXT]) 3486 else if (target == xa[XA_TEXT])
3507 style = enc_text; 3487 style = enc_text;
3508 else if (target == xa[XA_COMPOUND_TEXT]) 3488 else if (target == xa[XA_COMPOUND_TEXT])
3509 style = enc_compound_text; 3489 style = enc_compound_text;
3510#if ENABLE_FRILLS 3490#if !ENABLE_MINIMAL
3511 else if (target == xa[XA_UTF8_STRING]) 3491 else if (target == xa[XA_UTF8_STRING])
3512 style = enc_utf8; 3492 style = enc_utf8;
3513#endif 3493#endif
3514 else 3494 else
3515 { 3495 {
3516 target = xa[XA_COMPOUND_TEXT]; 3496 target = xa[XA_COMPOUND_TEXT];
3517 style = enc_compound_text; 3497 style = enc_compound_text;
3518 } 3498 }
3519 3499
3520 if (selection.text) 3500 if (rq.selection == XA_PRIMARY && selection.text)
3521 { 3501 {
3522 cl = selection.text; 3502 cl = selection.text;
3523 selectlen = selection.len; 3503 selectlen = selection.len;
3524 } 3504 }
3505 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3506 {
3507 cl = selection.clip_text;
3508 selectlen = selection.clip_len;
3509 }
3525 else 3510 else
3526 { 3511 {
3527 cl = L""; 3512 cl = L"";
3528 selectlen = 0; 3513 selectlen = 0;
3529 } 3514 }
3530 3515
3531#if ENABLE_FRILLS 3516#if !ENABLE_MINIMAL
3532 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 3517 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3533 // so recode it manually 3518 // so recode it manually
3534 if (style == enc_utf8) 3519 if (style == enc_utf8)
3535 { 3520 {
3536 freect = 1; 3521 freect = 1;
… …
3539 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen); 3524 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3540 ct.nitems = strlen ((char *)ct.value); 3525 ct.nitems = strlen ((char *)ct.value);
3541 } 3526 }
3542 else 3527 else
3543#endif 3528#endif
3544 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) 3529 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3545 freect = 1; 3530 freect = 1;
3546 else 3531 else
3547 { 3532 {
3548 /* if we failed to convert then send it raw */ 3533 /* if we failed to convert then send it raw */
3549 ct.value = (unsigned char *)cl; 3534 ct.value = (unsigned char *)cl;
3550 ct.nitems = selectlen; 3535 ct.nitems = selectlen;
3551 ct.encoding = target; 3536 ct.encoding = target;
3552 } 3537 }
3553 3538
3554 XChangeProperty (disp, rq.requestor, rq.property, 3539 XChangeProperty (dpy, rq.requestor, rq.property,
3555 ct.encoding, 8, PropModeReplace, 3540 ct.encoding, 8, PropModeReplace,
3556 ct.value, (int)ct.nitems); 3541 ct.value, (int)ct.nitems);
3557 ev.property = rq.property; 3542 ev.property = rq.property;
3558 3543
3559 if (freect) 3544 if (freect)
3560 XFree (ct.value); 3545 XFree (ct.value);
3561 } 3546 }
3562 3547
3563 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev); 3548 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3564}
3565
3566/* ------------------------------------------------------------------------- *
3567 * MOUSE ROUTINES *
3568 * ------------------------------------------------------------------------- */
3569
3570/*
3571 * return col/row values corresponding to x/y pixel values
3572 */
3573void
3574rxvt_term::pixel_position (int *x, int *y)
3575{
3576 *x = Pixel2Col (*x);
3577 /* MAX_IT (*x, 0); MIN_IT (*x, (int)ncol - 1); */
3578 *y = Pixel2Row (*y);
3579 /* MAX_IT (*y, 0); MIN_IT (*y, (int)nrow - 1); */
3580} 3549}
3581 3550
3582/* ------------------------------------------------------------------------- */ 3551/* ------------------------------------------------------------------------- */
3583#ifdef USE_XIM 3552#ifdef USE_XIM
3584void 3553void
3585rxvt_term::im_set_position (XPoint &pos) 3554rxvt_term::im_set_position (XPoint &pos) NOTHROW
3586{ 3555{
3587 XWindowAttributes xwa; 3556 XWindowAttributes xwa;
3588 3557
3589 XGetWindowAttributes (display->display, vt, &xwa); 3558 XGetWindowAttributes (dpy, vt, &xwa);
3590 3559
3591 pos.x = xwa.x + Col2Pixel (screen.cur.col); 3560 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3592 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase; 3561 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3593} 3562}
3594#endif 3563#endif
3595 3564
3596#if ENABLE_OVERLAY 3565#if ENABLE_OVERLAY
3597void 3566void
3598rxvt_term::scr_overlay_new (int x, int y, int w, int h) 3567rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3599{ 3568{
3600 if (nrow < 3 || ncol < 3) 3569 if (nrow < 1 || ncol < 1)
3601 return; 3570 return;
3602 3571
3603 want_refresh = 1; 3572 want_refresh = 1;
3604 3573
3605 scr_overlay_off (); 3574 scr_overlay_off ();
3606 3575
3607 if (x < 0) x = ncol - w; 3576 if (x < 0) x = ncol - w;
3608 if (y < 0) y = nrow - h; 3577 if (y < 0) y = nrow - h;
3609 3578
3610 // make space for border 3579 // make space for border
3611 w += 2; MIN_IT (w, ncol); 3580 w += 2; min_it (w, ncol);
3612 h += 2; MIN_IT (h, nrow); 3581 h += 2; min_it (h, nrow);
3613 3582
3614 x -= 1; MAX_IT (x, 0); 3583 x -= 1; clamp_it (x, 0, ncol - w);
3615 y -= 1; MAX_IT (y, 0); 3584 y -= 1; clamp_it (y, 0, nrow - h);
3616 3585
3617 MIN_IT (x, ncol - w);
3618 MIN_IT (y, nrow - h);
3619
3620 ov_x = x; ov_y = y; 3586 ov.x = x; ov.y = y;
3621 ov_w = w; ov_h = h; 3587 ov.w = w; ov.h = h;
3622 3588
3623 ov_text = new text_t *[h]; 3589 ov.text = new text_t *[h];
3624 ov_rend = new rend_t *[h]; 3590 ov.rend = new rend_t *[h];
3625 3591
3626 for (y = 0; y < h; y++) 3592 for (y = 0; y < h; y++)
3627 { 3593 {
3628 text_t *tp = ov_text[y] = new text_t[w]; 3594 text_t *tp = ov.text[y] = new text_t[w];
3629 rend_t *rp = ov_rend[y] = new rend_t[w]; 3595 rend_t *rp = ov.rend[y] = new rend_t[w];
3630 3596
3631 text_t t0, t1, t2; 3597 text_t t0, t1, t2;
3632 rend_t r = OVERLAY_RSTYLE; 3598 rend_t r = OVERLAY_RSTYLE;
3633 3599
3634 if (y == 0) 3600 if (y == 0)
… …
3651 *rp = r; 3617 *rp = r;
3652 } 3618 }
3653} 3619}
3654 3620
3655void 3621void
3656rxvt_term::scr_overlay_off () 3622rxvt_term::scr_overlay_off () NOTHROW
3657{ 3623{
3658 if (!ov_text) 3624 if (!ov.text)
3659 return; 3625 return;
3660 3626
3661 want_refresh = 1; 3627 want_refresh = 1;
3662 3628
3663 for (int y = 0; y < ov_h; y++) 3629 for (int y = 0; y < ov.h; y++)
3664 { 3630 {
3665 delete [] ov_text[y]; 3631 delete [] ov.text[y];
3666 delete [] ov_rend[y]; 3632 delete [] ov.rend[y];
3667 } 3633 }
3668 3634
3669 delete [] ov_text; ov_text = 0; 3635 delete [] ov.text; ov.text = 0;
3670 delete [] ov_rend; ov_rend = 0; 3636 delete [] ov.rend; ov.rend = 0;
3671} 3637}
3672 3638
3673void 3639void
3674rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) 3640rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3675{ 3641{
3676 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3642 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3677 return; 3643 return;
3678 3644
3679 x++, y++; 3645 x++, y++;
3680 3646
3681 ov_text[y][x] = text; 3647 ov.text[y][x] = text;
3682 ov_rend[y][x] = rend; 3648 ov.rend[y][x] = rend;
3683} 3649}
3684 3650
3685void 3651void
3686rxvt_term::scr_overlay_set (int x, int y, const char *s) 3652rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3687{ 3653{
3688 while (*s) 3654 while (*s)
3689 scr_overlay_set (x++, y, *s++); 3655 scr_overlay_set (x++, y, *s++);
3690} 3656}
3691 3657
3692void 3658void
3693rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) 3659rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3694{ 3660{
3695 while (*s) 3661 while (*s)
3696 { 3662 {
3697 text_t t = *s++; 3663 text_t t = *s++;
3698 int width = wcwidth (t); 3664 int width = WCWIDTH (t);
3699 3665
3700 while (width--) 3666 while (width--)
3701 { 3667 {
3702 scr_overlay_set (x++, y, t); 3668 scr_overlay_set (x++, y, t);
3703 t = NOCHAR; 3669 t = NOCHAR;
3704 } 3670 }
3705 } 3671 }
3706} 3672}
3707 3673
3708void 3674void
3709rxvt_term::scr_swap_overlay () 3675rxvt_term::scr_swap_overlay () NOTHROW
3710{ 3676{
3711 if (!ov_text) 3677 if (!ov.text)
3712 return; 3678 return;
3713 3679
3680 // hide cursor if it is within the overlay area
3681 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3682 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3683 screen.flags &= ~Screen_VisibleCursor;
3684
3714 // swap screen mem with overlay 3685 // swap screen mem with overlay
3715 for (int y = ov_h; y--; ) 3686 for (int y = ov.h; y--; )
3716 { 3687 {
3717 text_t *t1 = ov_text[y]; 3688 text_t *t1 = ov.text[y];
3718 rend_t *r1 = ov_rend[y]; 3689 rend_t *r1 = ov.rend[y];
3719 3690
3720 text_t *t2 = ROW(y - view_start).t + ov_x; 3691 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3721 rend_t *r2 = ROW(y - view_start).r + ov_x; 3692 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3722 3693
3723 for (int x = ov_w; x--; ) 3694 for (int x = ov.w; x--; )
3724 { 3695 {
3725 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3696 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3726 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3697 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3727 } 3698 }
3728 } 3699 }

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines