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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.177 by root, Tue Dec 20 21:49:55 2005 UTC vs.
Revision 1.386 by root, Thu Jul 7 23:15:44 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() \
… …
83#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 81#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
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#define LINENO(n) (((n) + term_start + total_rows) % total_rows)
89#define ROW(n) (save [LINENO (n)])
90
91/* 86/*
92 * CLEAR_ROWS : clear <num> rows starting from row <row>
93 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 87 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
94 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
95 */ 88 */
96#define drawBuffer vt
97
98#define CLEAR_ROWS(row, num) \
99 if (mapped) \
100 XClearArea (display->display, drawBuffer, 0, \
101 Row2Pixel (row), (unsigned int)width, \
102 (unsigned int)Height2Pixel (num), False)
103
104#define CLEAR_CHARS(x, y, num) \ 89#define CLEAR_CHARS(x, y, num) \
105 if (mapped) \ 90 if (mapped) \
106 XClearArea (display->display, drawBuffer, x, y, \ 91 XClearArea (dpy, vt, x, y, \
107 (unsigned int)Width2Pixel (num), \ 92 (unsigned int)Width2Pixel (num), \
108 (unsigned int)Height2Pixel (1), False) 93 (unsigned int)Height2Pixel (1), False)
109
110#define ERASE_ROWS(row, num) \
111 XFillRectangle (display->display, drawBuffer, gc, \
112 0, Row2Pixel (row), \
113 (unsigned int)width, \
114 (unsigned int)Height2Pixel (num))
115 94
116/* ------------------------------------------------------------------------- * 95/* ------------------------------------------------------------------------- *
117 * SCREEN `COMMON' ROUTINES * 96 * SCREEN `COMMON' ROUTINES *
118 * ------------------------------------------------------------------------- */ 97 * ------------------------------------------------------------------------- */
119 98
120/* Fill part/all of a line with blanks. */ 99/* Fill part/all of a line with blanks. */
121void 100void
122rxvt_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
123{ 102{
124 if (!l.t) 103 if (!l.t)
125 { 104 {
126 lalloc (l); 105 lalloc (l);
127 col = 0; 106 col = 0;
128 width = ncol; 107 width = ncol;
129 } 108 }
130 109
131 efs &= ~RS_baseattrMask; 110 l.touch ();
111
112 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
132 efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); 113 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
133 114
134 text_t *et = l.t + col; 115 text_t *et = l.t + col;
135 rend_t *er = l.r + col; 116 rend_t *er = l.r + col;
136 117
… …
142} 123}
143 124
144/* ------------------------------------------------------------------------- */ 125/* ------------------------------------------------------------------------- */
145/* 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 */
146void 127void
147rxvt_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
148{ 129{
149 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);
150} 155}
151 156
152/* ------------------------------------------------------------------------- * 157/* ------------------------------------------------------------------------- *
153 * SCREEN INITIALISATION * 158 * SCREEN INITIALISATION *
154 * ------------------------------------------------------------------------- */ 159 * ------------------------------------------------------------------------- */
160
155void 161void
156rxvt_term::scr_reset () 162rxvt_term::scr_reset ()
157{ 163{
158 unsigned int p, q;
159 int k;
160
161#if ENABLE_OVERLAY 164#if ENABLE_OVERLAY
162 scr_overlay_off (); 165 scr_overlay_off ();
163#endif 166#endif
164 167
165 view_start = 0; 168 view_start = 0;
… …
173 176
174 if (ncol == prev_ncol && nrow == prev_nrow) 177 if (ncol == prev_ncol && nrow == prev_nrow)
175 return; 178 return;
176 179
177 // we need at least two lines for wrapping to work correctly 180 // we need at least two lines for wrapping to work correctly
178 if (nrow + saveLines < 2) 181 while (nrow + saveLines < 2)
179 { 182 {
183 //TODO//FIXME
180 saveLines++; 184 saveLines++;
181 prev_nrow--; 185 prev_nrow--;
182 nsaved++; 186 top_row--;
183 } 187 }
184 188
185 want_refresh = 1; 189 want_refresh = 1;
186 190
187 int prev_total_rows = prev_nrow + saveLines; 191 int prev_total_rows = prev_nrow + saveLines;
188 total_rows = nrow + saveLines; 192 total_rows = nrow + saveLines;
189 193
190 screen.tscroll = 0; 194 screen.tscroll = 0;
191 screen.bscroll = nrow - 1; 195 screen.bscroll = nrow - 1;
192 196
193 if (!save) 197 if (!row_buf)
194 { 198 {
195 /* 199 /*
196 * first time called so just malloc everything: don't rely on realloc 200 * first time called so just malloc everything: don't rely on realloc
197 * Note: this is still needed so that all the scrollback lines are NULL
198 */ 201 */
199 nsaved = 0; /* no saved lines */ 202 top_row = 0;
200 term_start = 0; 203 term_start = 0;
201 204
202 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
203 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 206 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
204 207
205 save = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
206 buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); 208 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
207 drawn = (line_t *)rxvt_calloc (nrow, sizeof (line_t)); 209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
208 swap_save = (line_t *)rxvt_calloc (nrow, sizeof (line_t)); 210 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
209 211
210 for (p = nrow; p--; ) 212 for (int row = nrow; row--; )
211 { 213 {
212 scr_blank_screen_mem (ROW(p), DEFAULT_RSTYLE); 214 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap_save[p], DEFAULT_RSTYLE); 215 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
214 scr_blank_screen_mem (drawn[p], DEFAULT_RSTYLE); 216 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
215 } 217 }
216 218
217 memset (charsets, 'B', sizeof (charsets)); 219 memset (charsets, 'B', sizeof (charsets));
218 rstyle = DEFAULT_RSTYLE; 220 rstyle = DEFAULT_RSTYLE;
219 screen.flags = Screen_DefaultFlags; 221 screen.flags = Screen_DefaultFlags;
… …
234 selection.text = NULL; 236 selection.text = NULL;
235 selection.len = 0; 237 selection.len = 0;
236 selection.op = SELECTION_CLEAR; 238 selection.op = SELECTION_CLEAR;
237 selection.screen = PRIMARY; 239 selection.screen = PRIMARY;
238 selection.clicks = 0; 240 selection.clicks = 0;
239 CLEAR_ALL_SELECTION (); 241 selection.clip_text = NULL;
240 rvideo = 0; 242 selection.clip_len = 0;
241 } 243 }
242 else 244 else
243 { 245 {
244 /* 246 /*
245 * add or delete rows as appropriate 247 * add or delete rows as appropriate
246 */ 248 */
247 249
248 rxvt_salloc *old_ta; 250 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
249 rxvt_salloc *old_ra; 251 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
250 252
253#if 0
251 if (nrow < prev_nrow) 254 if (nrow < prev_nrow)
252 { 255 {
253 /* delete rows */
254 k = min (nsaved, prev_nrow - nrow);
255 // k = max (0, - ( (nrow - 1) - r->screen.cur.row)); // mmc's http://maruska.dyndns.org/wiki/scrolling-bug //make configurable? //D TODO
256 scr_scroll_text (0, (int)prev_nrow - 1, k);
257
258 for (p = nrow; p < prev_nrow; p++) 256 for (int row = nrow; row < prev_nrow; row++)
259 { 257 {
260 lfree (ROW(p));
261 lfree (swap_save[p]); 258 lfree (swap_buf [row]);
262 lfree (drawn[p]); 259 lfree (drawn_buf[row]);
263 } 260 }
264
265 /* we have fewer rows so fix up cursor position */
266 MIN_IT (screen.cur.row, (int32_t)nrow - 1);
267
268 scr_reset_realloc (); /* realloc _last_ */
269 }
270 else if (nrow > prev_nrow)
271 { 261 }
272 /* add rows */ 262#endif
273 scr_reset_realloc (); /* realloc _first_ */
274 263
275 int ocol = ncol; 264 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
276 ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 265 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
277 266
278 k = min (nsaved, nrow - prev_nrow); 267 for (int row = min (nrow, prev_nrow); row--; )
268 {
269 lresize (drawn_buf[row]);
270 lresize (swap_buf [row]);
271 }
279 272
280 for (p = prev_total_rows; p < total_rows; p++)
281 save[p].clear ();
282
283 for (p = prev_total_rows; p < total_rows - k; p++)
284 scr_blank_screen_mem (save[p], DEFAULT_RSTYLE);
285
286 for (p = prev_nrow; p < nrow; p++) 273 for (int row = prev_nrow; row < nrow; row++)
274 {
275 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
276 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
277 }
278
279 line_t *old_buf = row_buf;
280 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
281
282 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
283 int pend = MOD (term_start + top_row , prev_total_rows);
284 int q = total_rows; // rewrapped row
285
286 if (top_row)
287 {
288 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
289 // to come up with a lean and mean algorithm.
290 // TODO: maybe optimise when width didn't change
291
292 row_col_t ocur = screen.cur;
293 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
294
295 do
287 { 296 {
288 swap_save[p].clear (); scr_blank_screen_mem (swap_save[p], DEFAULT_RSTYLE); 297 p = MOD (p - 1, prev_total_rows);
289 drawn[p].clear (); scr_blank_screen_mem (drawn[p], DEFAULT_RSTYLE); 298 assert (old_buf [MOD (p, prev_total_rows)].t);
290 }
291
292 if (k > 0)
293 {
294 scr_scroll_text (0, (int)nrow - 1, -k);
295 screen.cur.row += k;
296 screen.s_cur.row += k;
297 nsaved -= k;
298 }
299
300#ifdef DEBUG_STRICT
301 assert (screen.cur.row < nrow);
302#else /* drive with your eyes closed */
303 MIN_IT (screen.cur.row, nrow - 1);
304#endif
305 ncol = ocol; // save b/c scr_blank_screen_mem uses this
306 }
307
308 /* resize columns */
309 if (ncol != prev_ncol)
310 {
311 old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
312 old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
313
314 for (p = total_rows; p--; )
315 lresize (save[p]);
316
317 for (p = nrow; p--; )
318 {
319 lresize (drawn[p]);
320 lresize (swap_save[p]);
321 }
322
323 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
324
325 delete old_ta;
326 delete old_ra;
327 }
328
329#if 0
330 // re-wrap lines, this is rather ugly, possibly because I am too dumb
331 // to come up with a lean and mean algorithm.
332 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
333 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
334
335 text_t **tp = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
336 rend_t **rp = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
337 tlen_t *tl = (tlen_t *) rxvt_calloc (total_rows, sizeof (tlen_t));
338
339 for (p = 0; p < prev_total_rows; p++) printf ("P %p %d\n", save[p].t, save[p].l);//D
340
341 p = prev_total_rows;
342 q = total_rows;
343
344 while (p > 0 && q > 0)
345 {
346 --p;
347
348 printf ("pq %d:%d\n", p, q);
349 if (save[p].t)
350 {
351 int llen = save[p].l; 299 int plines = 1;
300 int llen = old_buf [MOD (p, prev_total_rows)].l;
352 301
353 assert (llen >= 0); 302 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
354
355 while (p && save[p - 1].l < 0)
356 { 303 {
304 p = MOD (p - 1, prev_total_rows);
305
357 --p; 306 plines++;
358 llen += prev_ncol; 307 llen += prev_ncol;
359 } 308 }
360 309
361 int qlines = llen / ncol + 1; 310 int qlines = max (0, (llen - 1) / ncol) + 1;
311
312 // drop partial lines completely
313 if (q < qlines)
314 break;
315
316 q -= qlines;
317
362 int lofs = 0; 318 int lofs = 0;
319 line_t *qline;
363 320
364 q -= qlines; 321 // re-assemble the full line by destination lines
365
366 int qrow = q;
367
368 printf ("QL %d llen %d\n", qlines, llen);//D
369 for (; qlines--; qrow++) 322 for (int qrow = q; qlines--; qrow++)
370 { 323 {
324 qline = row_buf + qrow;
325 lalloc (*qline);
326 qline->l = ncol;
327 qline->is_longer (1);
328
329 int qcol = 0;
330
331 // see below for cursor adjustment rationale
371 if (qrow >= 0) 332 if (p == ocur.row)
333 screen.cur.row = q - (total_rows - nrow);
334
335 // fill a single destination line
336 while (lofs < llen && qcol < ncol)
372 { 337 {
373 tp [qrow] = (text_t *)ta->alloc ();
374 rp [qrow] = (rend_t *)ra->alloc ();
375 tl [qrow] = LINE_CONT1;
376
377 int qcol = 0;
378
379 for (;;)
380 {
381 int prow = lofs / prev_ncol + p; 338 int prow = lofs / prev_ncol;
382 int pcol = lofs % prev_ncol; 339 int pcol = lofs % prev_ncol;
383 340
341 prow = MOD (p + prow, prev_total_rows);
342
343 // we only adjust the cursor _row_ and put it into
344 // the topmost line of "long line" it was in, as
345 // this seems to upset applications/shells/readline
346 // least.
347 if (prow == ocur.row)
348 screen.cur.row = q - (total_rows - nrow);
349
350 line_t &pline = old_buf [prow];
351
384 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 352 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
385 353
386 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);
387
388 if (len <= 0)
389 {
390 tl [qrow] = qcol;
391
392 TODO
393 scr_blank_line (tp [qrow] + qcol, rp [qrow] + qcol,
394 ncol - qcol, DEFAULT_RSTYLE);
395
396 break;
397 }
398
399 assert (lofs < 1000);
400
401 memcpy (tp [qrow] + qcol, save[prow].t + pcol, len * sizeof (text_t)); 354 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
402 memcpy (rp [qrow] + qcol, save[prow].r + pcol, len * sizeof (rend_t)); 355 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
403 356
404 lofs += len; 357 lofs += len;
405 qcol += len; 358 qcol += len;
406
407 if (qcol == ncol)
408 break;
409 }
410 } 359 }
411 else
412 lofs += ncol;
413 } 360 }
361
362 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
363 qline->is_longer (0);
364 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
414 } 365 }
366 while (p != pend && q > 0);
367
368 term_start = total_rows - nrow;
369 top_row = q - term_start;
370
371 // make sure all terminal lines exist
372 while (top_row > 0)
373 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
374 }
375 else
415 } 376 {
377 // if no scrollback exists (yet), wing, instead of wrap
416 378
417 free (screen.text); screen.text = tp; 379 for (int row = min (nrow, prev_nrow); row--; )
418 free (screen.rend); screen.rend = rp; 380 {
419 free (screen.tlen); screen.tlen = tl; 381 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
382 line_t &qline = row_buf [row];
420 383
421 for (p = 0; p < total_rows; p++) printf ("P %p %d\n", save[p].t, save[p].l);//D 384 qline = pline;
422#endif 385 lresize (qline);
386 }
423 387
424 if (tabs) 388 for (int row = prev_nrow; row < nrow; row++)
389 {
390 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
391 }
392
393 term_start = 0;
394 }
395
396 free (old_buf);
397 delete old_ta;
398 delete old_ra;
399
400 clamp_it (screen.cur.row, 0, nrow - 1);
401 clamp_it (screen.cur.col, 0, ncol - 1);
402 }
403
425 free (tabs); 404 free (tabs);
426 } 405 tabs = (char *)rxvt_malloc (ncol);
406
407 for (int col = ncol; col--; )
408 tabs [col] = col % TABSIZE == 0;
409
410 CLEAR_ALL_SELECTION ();
427 411
428 prev_nrow = nrow; 412 prev_nrow = nrow;
429 prev_ncol = ncol; 413 prev_ncol = ncol;
430 414
431 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
432
433 for (p = 0; p < ncol; p++)
434 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
435
436 tt_winch (); 415 tt_winch ();
437}
438 416
439void 417 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
440rxvt_term::scr_reset_realloc ()
441{
442 swap_save = (line_t *) rxvt_realloc (swap_save , nrow * sizeof (line_t));
443 drawn = (line_t *) rxvt_realloc (drawn , nrow * sizeof (line_t));
444 buf = (line_t *) rxvt_realloc (buf , nrow * sizeof (line_t));
445 save = (line_t *) rxvt_realloc (save , total_rows * sizeof (line_t));
446} 418}
447 419
448/* ------------------------------------------------------------------------- */ 420/* ------------------------------------------------------------------------- */
449/* 421/*
450 * Free everything. That way malloc debugging can find leakage. 422 * Free everything. That way malloc debugging can find leakage.
451 */ 423 */
452void 424void
453rxvt_term::scr_release () 425rxvt_term::scr_release () NOTHROW
454{ 426{
427 if (row_buf)
428 {
455 delete talloc; talloc = 0; 429 delete talloc; talloc = 0;
456 delete ralloc; ralloc = 0; 430 delete ralloc; ralloc = 0;
457 431
458 free (save); 432 free (row_buf);
459 free (swap_save); 433 free (swap_buf);
460 free (drawn); 434 free (drawn_buf);
461 free (buf); 435 row_buf = 0; // signal that we freed all the arrays above
436
462 free (tabs); 437 free (tabs);
438 tabs = 0;
439 }
463} 440}
464 441
465/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
466/* 443/*
467 * Hard reset 444 * Hard/Soft reset
468 */ 445 */
469void 446void
470rxvt_term::scr_poweron () 447rxvt_term::scr_poweron ()
471{ 448{
472 scr_release (); 449 scr_release ();
473 prev_nrow = prev_ncol = 0; 450 prev_nrow = prev_ncol = 0;
451 rvideo_mode = false;
452 scr_soft_reset ();
474 scr_reset (); 453 scr_reset ();
475 454
476 scr_clear (true); 455 scr_clear (true);
477 scr_refresh (SLOW_REFRESH); 456 scr_refresh ();
457}
458
459void
460rxvt_term::scr_soft_reset ()
461{
462 /* only affects modes, nothing drastic such as clearing the screen */
463#if ENABLE_OVERLAY
464 scr_overlay_off ();
465#endif
466
467 if (current_screen != PRIMARY)
468 scr_swap_screen ();
469
470 scr_scroll_region (0, MAX_ROWS - 1);
471 scr_rendition (0, ~RS_None);
472 scr_insert_mode (0);
478} 473}
479 474
480/* ------------------------------------------------------------------------- * 475/* ------------------------------------------------------------------------- *
481 * PROCESS SCREEN COMMANDS * 476 * PROCESS SCREEN COMMANDS *
482 * ------------------------------------------------------------------------- */ 477 * ------------------------------------------------------------------------- */
… …
484 * Save and Restore cursor 479 * Save and Restore cursor
485 * XTERM_SEQ: Save cursor : ESC 7 480 * XTERM_SEQ: Save cursor : ESC 7
486 * XTERM_SEQ: Restore cursor: ESC 8 481 * XTERM_SEQ: Restore cursor: ESC 8
487 */ 482 */
488void 483void
489rxvt_term::scr_cursor (int mode) 484rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
490{ 485{
491 screen_t *s; 486 screen_t *s;
492 487
493#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 488#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
494 if (current_screen == SECONDARY) 489 if (current_screen == SECONDARY)
… …
518 set_font_style (); 513 set_font_style ();
519 break; 514 break;
520 } 515 }
521 516
522 /* boundary check in case screen size changed between SAVE and RESTORE */ 517 /* boundary check in case screen size changed between SAVE and RESTORE */
523 MIN_IT (s->cur.row, nrow - 1); 518 min_it (s->cur.row, nrow - 1);
524 MIN_IT (s->cur.col, ncol - 1); 519 min_it (s->cur.col, ncol - 1);
525#ifdef DEBUG_STRICT
526 assert (s->cur.row >= 0); 520 assert (s->cur.row >= 0);
527 assert (s->cur.col >= 0); 521 assert (s->cur.col >= 0);
528#else /* drive with your eyes closed */ 522}
529 MAX_IT (s->cur.row, 0); 523
530 MAX_IT (s->cur.col, 0); 524void
531#endif 525rxvt_term::scr_swap_screen ()
526{
527 if (!option (Opt_secondaryScreen))
528 return;
529
530 for (int i = prev_nrow; i--; )
531 ::swap (ROW(i), swap_buf [i]);
532
533 ::swap (screen.cur, swap.cur);
534
535 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
536 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
532} 537}
533 538
534/* ------------------------------------------------------------------------- */ 539/* ------------------------------------------------------------------------- */
535/* 540/*
536 * Swap between primary and secondary screens 541 * Swap between primary and secondary screens
537 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 542 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
538 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 543 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
539 */ 544 */
540int 545void
541rxvt_term::scr_change_screen (int scrn) 546rxvt_term::scr_change_screen (int scrn)
542{ 547{
548 if (scrn == current_screen)
549 return;
550
543 want_refresh = 1; 551 want_refresh = 1;
544 view_start = 0; 552 view_start = 0;
545 553
546 if (current_screen == scrn)
547 return scrn;
548
549 selection_check (2); /* check for boundary cross */ 554 selection_check (2); /* check for boundary cross */
550 555
551 SWAP_IT (scrn, current_screen, int); 556 current_screen = scrn;
552
553 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
554 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
555 MAX_IT (screen.cur.row, 0);
556 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
557 MAX_IT (screen.cur.col, 0);
558 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
559 557
560#if NSCREENS 558#if NSCREENS
561 if (options & Opt_secondaryScreen) 559 if (option (Opt_secondaryScreen))
562 { 560 {
563 num_scr = 0; 561 num_scr = 0;
564 562
565 for (int i = nrow; i--; ) 563 scr_swap_screen ();
566 SWAP_IT (ROW(i), swap_save[i], line_t);
567 564
568 SWAP_IT (screen.charset, swap.charset, int16_t); 565 ::swap (screen.charset, swap.charset);
569 SWAP_IT (screen.flags, swap.flags, int); 566 ::swap (screen.flags, swap.flags);
570 screen.flags |= Screen_VisibleCursor; 567 screen.flags |= Screen_VisibleCursor;
571 swap.flags |= Screen_VisibleCursor; 568 swap.flags |= Screen_VisibleCursor;
572 } 569 }
573 else 570 else
574#endif 571#endif
575 if (options & Opt_secondaryScroll) 572 if (option (Opt_secondaryScroll))
576 scr_scroll_text (0, prev_nrow - 1, prev_nrow); 573 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
577
578 return scrn;
579} 574}
580 575
581// clear WrapNext indicator, solidifying position on next line 576// clear WrapNext indicator, solidifying position on next line
582void 577void
583rxvt_term::scr_do_wrap () 578rxvt_term::scr_do_wrap () NOTHROW
584{ 579{
585 if (!(screen.flags & Screen_WrapNext)) 580 if (!(screen.flags & Screen_WrapNext))
586 return; 581 return;
587 582
588 screen.flags &= ~Screen_WrapNext; 583 screen.flags &= ~Screen_WrapNext;
… …
598/* ------------------------------------------------------------------------- */ 593/* ------------------------------------------------------------------------- */
599/* 594/*
600 * Change the colour for following text 595 * Change the colour for following text
601 */ 596 */
602void 597void
603rxvt_term::scr_color (unsigned int color, int fgbg) 598rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
604{ 599{
605 if (color > maxTermCOLOR) 600 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
606 color = fgbg; 601 color = fgbg;
607 602
608 if (fgbg == Color_fg) 603 if (fgbg == Color_fg)
609 rstyle = SET_FGCOLOR (rstyle, color); 604 rstyle = SET_FGCOLOR (rstyle, color);
610 else 605 else
… …
614/* ------------------------------------------------------------------------- */ 609/* ------------------------------------------------------------------------- */
615/* 610/*
616 * Change the rendition style for following text 611 * Change the rendition style for following text
617 */ 612 */
618void 613void
619rxvt_term::scr_rendition (int set, int style) 614rxvt_term::scr_rendition (int set, int style) NOTHROW
620 { 615{
621 if (set) 616 if (set)
622 rstyle |= style; 617 rstyle |= style;
623 else if (style == ~RS_None) 618 else if (style == ~RS_None)
624 rstyle = DEFAULT_RSTYLE; 619 rstyle = DEFAULT_RSTYLE;
625 else 620 else
626 rstyle &= ~style; 621 rstyle &= ~style;
627 } 622}
628 623
629/* ------------------------------------------------------------------------- */ 624/* ------------------------------------------------------------------------- */
630/* 625/*
631 * Scroll text between <row1> and <row2> inclusive, by <count> lines 626 * Scroll text between <row1> and <row2> inclusive, by <count> lines
632 * count positive ==> scroll up 627 * count positive ==> scroll up
633 * count negative ==> scroll down 628 * count negative ==> scroll down
634 */ 629 */
635int 630int
636rxvt_term::scr_scroll_text (int row1, int row2, int count) 631rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
637{ 632{
638 if (count == 0 || (row1 > row2)) 633 if (count == 0 || (row1 > row2))
639 return 0; 634 return 0;
640 635
641 want_refresh = 1; 636 want_refresh = 1;
642 num_scr += count; 637 num_scr += count;
643 638
644 if (count > 0 639 if (count > 0
645 && row1 == 0 640 && row1 == 0
646 && row2 == nrow - 1
647 && (current_screen == PRIMARY || options & Opt_secondaryScroll)) 641 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
648 { 642 {
649 nsaved = min (nsaved + count, saveLines); 643 min_it (count, row2 - total_rows);
644
645 top_row = max (top_row - count, -saveLines);
646
647 // scroll everything up 'count' lines
650 term_start = (term_start + count) % total_rows; 648 term_start = (term_start + count) % total_rows;
651 649
650 // sever bottommost line
651 {
652 line_t &l = ROW(row2 - count);
653 l.is_longer (0);
654 l.touch ();
655 }
656
657 // erase newly scrolled-in lines
658 for (int i = count; i--; )
659 {
660 line_t &l = ROW(nrow - 1 - i);
661
662 // optimise if already cleared, can be significant on slow machines
663 // could be rolled into scr_blank_screen_mem
664 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
665 {
666 scr_blank_line (l, 0, l.l, rstyle);
667 l.l = 0;
668 l.f = 0;
669 }
670 else
671 scr_blank_screen_mem (l, rstyle);
672 }
673
674 // now copy lines below the scroll region bottom to the
675 // bottom of the screen again, so they look as if they
676 // hadn't moved.
677 for (int i = nrow; --i > row2; )
678 {
679 line_t &l1 = ROW(i - count);
680 line_t &l2 = ROW(i);
681
682 ::swap (l1, l2);
683 l2.touch ();
684 }
685
686 // move and/or clear selection, if any
652 if (selection.op && current_screen == selection.screen) 687 if (selection.op && current_screen == selection.screen)
653 { 688 {
654 selection.beg.row -= count; 689 selection.beg.row -= count;
655 selection.end.row -= count; 690 selection.end.row -= count;
656 selection.mark.row -= count; 691 selection.mark.row -= count;
657 692
658 selection_check (0); 693 if (selection.beg.row < top_row
659 } 694 || selection.end.row < top_row
660 695 || selection.mark.row < top_row)
661 for (int i = count; i--; )
662 scr_blank_screen_mem (ROW(row2 - i), rstyle);
663
664 if ((options & Opt_scrollWithBuffer)
665 && view_start != 0
666 && view_start != saveLines)
667 scr_page (UP, count);
668 }
669 else
670 {
671 if (selection.op && current_screen == selection.screen)
672 {
673 int i = selection.beg.row;
674 int j = selection.end.row;
675
676 if ((i < row1 && j > row1)
677 || (i < row2 && j > row2)
678 || (i - count < row1 && i >= row1)
679 || (i - count > row2 && i <= row2)
680 || (j - count < row1 && j >= row1)
681 || (j - count > row2 && j <= row2))
682 { 696 {
683 CLEAR_ALL_SELECTION (); 697 CLEAR_ALL_SELECTION ();
684 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 698 selection.op = SELECTION_CLEAR;
685 } 699 }
686 else if (j >= row1 && j <= row2) 700 }
701
702 // finally move the view window, if desired
703 if (option (Opt_scrollWithBuffer)
704 && view_start != 0
705 && view_start != -saveLines)
706 scr_page (UP, count);
707
708 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
709 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
710 }
711 else
712 {
713 if (selection.op && current_screen == selection.screen)
714 {
715 if ((selection.beg.row < row1 && selection.end.row > row1)
716 || (selection.beg.row < row2 && selection.end.row > row2)
717 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
718 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
719 || (selection.end.row - count < row1 && selection.end.row >= row1)
720 || (selection.end.row - count > row2 && selection.end.row <= row2))
721 {
722 CLEAR_ALL_SELECTION ();
723 selection.op = SELECTION_CLEAR;
724 }
725 else if (selection.end.row >= row1 && selection.end.row <= row2)
687 { 726 {
688 /* move selected region too */ 727 /* move selected region too */
689 selection.beg.row -= count; 728 selection.beg.row -= count;
690 selection.end.row -= count; 729 selection.end.row -= count;
691 selection.mark.row -= count; 730 selection.mark.row -= count;
692 731
693 selection_check (0); 732 selection_check (0);
694 } 733 }
695 } 734 }
696 735
697 // use a simple and robust scrolling algorithm, this 736 // use a simple and robust scrolling algorithm, this
698 // part of scr_scroll_text is not time-critical. 737 // part of scr_scroll_text is not time-critical.
699 738
700 int rows = row2 - row1 + 1; 739 int rows = row2 - row1 + 1;
701 740
741 min_it (count, rows);
742
743 line_t *temp_buf = row_buf + total_rows;
744
702 for (int row = 0; row < rows; row++) 745 for (int row = 0; row < rows; row++)
703 { 746 {
704 buf [row] = ROW(row1 + (row + count + rows) % rows); 747 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
705 748
706 if (!IN_RANGE_EXC (row + count, 0, rows)) 749 if (!IN_RANGE_EXC (row + count, 0, rows))
707 scr_blank_screen_mem (buf [row], rstyle); 750 scr_blank_screen_mem (temp_buf [row], rstyle);
708 } 751 }
709 752
710 for (int row = 0; row < rows; row++) 753 for (int row = 0; row < rows; row++)
711 ROW(row1 + row) = buf [row]; 754 ROW(row1 + row) = temp_buf [row];
712 } 755 }
713 756
714 return count; 757 return count;
715} 758}
716 759
717/* ------------------------------------------------------------------------- */ 760/* ------------------------------------------------------------------------- */
718/* 761/*
719 * Add text given in <str> of length <len> to screen struct 762 * Add text given in <str> of length <len> to screen struct
720 */ 763 */
721void 764void
722rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 765rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
723{ 766{
724 if (len <= 0) /* sanity */ 767 if (len <= 0) /* sanity */
725 return; 768 return;
726 769
727 unsigned char checksel; 770 unsigned char checksel;
728 unicode_t c; 771 unicode_t c;
729 int row, last_col; 772 int ncol = this->ncol;
730 const unicode_t *strend = str + len; 773 const wchar_t *strend = str + len;
731 774
732 want_refresh = 1; 775 want_refresh = 1;
733 ZERO_SCROLLBACK (); 776 ZERO_SCROLLBACK ();
734 last_col = ncol;
735 777
736 if (nlines > 0) 778 if (minlines > 0)
737 { 779 {
738 nlines += screen.cur.row - screen.bscroll; 780 minlines += screen.cur.row - screen.bscroll;
781 min_it (minlines, screen.cur.row - top_row);
782
739 if ((nlines > 0) 783 if (minlines > 0
740 && (screen.tscroll == 0) 784 && screen.tscroll == 0
741 && (screen.bscroll == (nrow - 1))) 785 && screen.bscroll == nrow - 1)
742 { 786 {
743 /* _at least_ this many lines need to be scrolled */ 787 /* _at least_ this many lines need to be scrolled */
744 scr_scroll_text (screen.tscroll, screen.bscroll, nlines); 788 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
745 screen.cur.row -= nlines; 789 screen.cur.row -= minlines;
746 } 790 }
747 } 791 }
748 792
749#ifdef DEBUG_STRICT
750 assert (screen.cur.col < last_col); 793 assert (screen.cur.col < ncol);
751 assert ((screen.cur.row < nrow) 794 assert (screen.cur.row < nrow
752 && (screen.cur.row >= - (int32_t)nsaved)); 795 && screen.cur.row >= top_row);
753#else /* drive with your eyes closed */
754 MIN_IT (screen.cur.col, last_col - 1);
755 MIN_IT (screen.cur.row, (int32_t)nrow - 1);
756 MAX_IT (screen.cur.row, - (int32_t)nsaved);
757#endif
758 row = screen.cur.row; 796 int row = screen.cur.row;
759 797
760 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 798 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
761 799
762 line_t *line = &ROW(row); 800 line_t *line = &ROW(row);
763 801
764 while (str < strend) 802 while (str < strend)
765 { 803 {
766 c = *str++; 804 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
767 805
768 if (c < 0x20) 806 if (ecb_unlikely (c < 0x20))
769 if (c == C0_LF) 807 if (c == C0_LF)
770 { 808 {
771 if (!line->is_longer ()) /* XXX: think about this */
772 MAX_IT (line->l, screen.cur.col); 809 max_it (line->l, screen.cur.col);
773 810
774 screen.flags &= ~Screen_WrapNext; 811 screen.flags &= ~Screen_WrapNext;
775 812
776 if (screen.cur.row == screen.bscroll) 813 if (screen.cur.row == screen.bscroll)
777 scr_scroll_text (screen.tscroll, screen.bscroll, 1); 814 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
… …
781 line = &ROW(row); /* _must_ refresh */ 818 line = &ROW(row); /* _must_ refresh */
782 continue; 819 continue;
783 } 820 }
784 else if (c == C0_CR) 821 else if (c == C0_CR)
785 { 822 {
786 if (!line->is_longer ()) /* XXX: think about this */
787 MAX_IT (line->l, screen.cur.col); 823 max_it (line->l, screen.cur.col);
788 824
789 screen.flags &= ~Screen_WrapNext; 825 screen.flags &= ~Screen_WrapNext;
790 screen.cur.col = 0; 826 screen.cur.col = 0;
791 continue; 827 continue;
792 } 828 }
… …
794 { 830 {
795 scr_tab (1, true); 831 scr_tab (1, true);
796 continue; 832 continue;
797 } 833 }
798 834
835 if (ecb_unlikely (
799 if (checksel /* see if we're writing within selection */ 836 checksel /* see if we're writing within selection */
800 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 837 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
801 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 838 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
839 ))
802 { 840 {
803 checksel = 0; 841 checksel = 0;
804 /* 842 /*
805 * If we wrote anywhere in the selected area, kill the selection 843 * If we wrote anywhere in the selected area, kill the selection
806 * XXX: should we kill the mark too? Possibly, but maybe that 844 * XXX: should we kill the mark too? Possibly, but maybe that
807 * should be a similar check. 845 * should be a similar check.
808 */ 846 */
809 CLEAR_SELECTION (); 847 CLEAR_SELECTION ();
810 } 848 }
811 849
812 if (screen.flags & Screen_WrapNext) 850 if (ecb_unlikely (screen.flags & Screen_WrapNext))
813 { 851 {
814 line->set_is_longer ();
815
816 scr_do_wrap (); 852 scr_do_wrap ();
817 853
854 line->l = ncol;
855 line->is_longer (1);
856
818 row = screen.cur.row; 857 row = screen.cur.row;
819 line = &ROW(row); /* _must_ refresh */ 858 line = &ROW(row); /* _must_ refresh */
820 } 859 }
821 860
822 // some utf-8 decoders "decode" surrogate characters: let's fix this. 861 // some utf-8 decoders "decode" surrogate characters: let's fix this.
823 if (IN_RANGE_INC (c, 0xd800, 0xdfff)) 862 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
824 c = 0xfffd; 863 c = 0xfffd;
825 864
826 // rely on wcwidth to tell us the character width, at least for non-latin1 865 // rely on wcwidth to tell us the character width, do wcwidth before
827 // do wcwidth before further replacements, as wcwidth might return -1 866 // further replacements, as wcwidth might return -1 for the line
828 // for the line drawing characters below as they might be invalid in the current 867 // drawing characters below as they might be invalid in the current
829 // locale. 868 // locale.
830 int width = c < 0x100 ? 1 : wcwidth (c); 869 int width = WCWIDTH (c);
831 870
832 if (charsets[screen.charset] == '0') // DEC SPECIAL 871 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
833 { 872 {
834 // vt100 special graphics and line drawing 873 // vt100 special graphics and line drawing
835 // 5f-7e standard vt100 874 // 5f-7e standard vt100
836 // 40-5e rxvt extension for extra curses acs chars 875 // 40-5e rxvt extension for extra curses acs chars
837 static uint16_t vt100_0[62] = { // 41 .. 7e 876 static uint16_t vt100_0[62] = { // 41 .. 7e
… …
850 c = vt100_0[c - 0x41]; 889 c = vt100_0[c - 0x41];
851 width = 1; // vt100 line drawing characters are always single-width 890 width = 1; // vt100 line drawing characters are always single-width
852 } 891 }
853 } 892 }
854 893
855 if (screen.flags & Screen_Insert) 894 if (ecb_unlikely (screen.flags & Screen_Insert))
856 scr_insdel_chars (width, INSERT); 895 scr_insdel_chars (width, INSERT);
857 896
858 if (width != 0) 897 if (width != 0)
859 { 898 {
860#if !UNICODE_3 899#if !UNICODE_3
… …
865# else 904# else
866 c = 0xfffd; 905 c = 0xfffd;
867# endif 906# endif
868#endif 907#endif
869 908
909 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
910
911 // if the character doesn't fit into the remaining columns...
912 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
913 {
914 if (screen.flags & Screen_Autowrap)
915 {
916 // ... artificially enlargen the previous one
917 c = NOCHAR;
918 // and try the same character next loop iteration
919 --str;
920 }
921 else
922 screen.cur.col = ncol - width;
923 }
924
870 // nuke the character at this position, if required 925 // nuke the character at this position, if required
926 // due to wonderful coincidences everywhere else in this loop
927 // we never have to check for overwriting a wide char itself,
928 // only its tail.
871 if (line->t[screen.cur.col] == NOCHAR 929 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
872 || (screen.cur.col < ncol - 1 930 scr_kill_char (*line, screen.cur.col);
873 && line->t[screen.cur.col + 1] == NOCHAR))
874 {
875 int col = screen.cur.col;
876 931
877 // find begin 932 line->touch ();
878 while (col > 0 && line->t[col] == NOCHAR)
879 col--;
880
881 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
882
883 // found begin, nuke
884 do {
885 line->t[col] = ' ';
886 line->r[col] = rend;
887 col++;
888 } while (col < ncol && line->t[col] == NOCHAR);
889 }
890
891 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
892
893 // if the character doesn't fit into the remaining columns...
894 if (screen.cur.col > last_col - width && last_col >= width)
895 {
896 // ...output spaces
897 c = ' ';
898 // and try the same character next loop iteration
899 --str;
900 }
901 933
902 do 934 do
903 { 935 {
904 line->t[screen.cur.col] = c; 936 line->t[screen.cur.col] = c;
905 line->r[screen.cur.col] = rend; 937 line->r[screen.cur.col] = rend;
906 938
907 if (screen.cur.col < last_col - 1) 939 if (ecb_likely (screen.cur.col < ncol - 1))
908 screen.cur.col++; 940 screen.cur.col++;
909 else 941 else
910 { 942 {
911 line->l = last_col; 943 line->l = ncol;
912 if (screen.flags & Screen_Autowrap) 944 if (screen.flags & Screen_Autowrap)
913 screen.flags |= Screen_WrapNext; 945 screen.flags |= Screen_WrapNext;
914 break; 946
947 goto end_of_line;
915 } 948 }
916 949
917 c = NOCHAR; 950 c = NOCHAR;
918 } 951 }
919 while (--width > 0); 952 while (ecb_unlikely (--width > 0));
920 953
921 // pad with spaces when overwriting wide character with smaller one 954 // pad with spaces when overwriting wide character with smaller one
922 if (!width)
923 for (int c = screen.cur.col; c < last_col && line->t[c] == NOCHAR; c++) 955 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
924 { 956 {
925 line->t[c] = ' '; 957 line->t[c] = ' ';
926 line->r[c] = rend; 958 line->r[c] = rend;
927 } 959 }
960
961end_of_line:
928 } 962 ;
963 }
964#if ENABLE_COMBINING
929 else // width == 0 965 else // width == 0
930 { 966 {
931#if ENABLE_COMBINING 967 if (c != 0xfeff) // ignore BOM
932 // handle combining characters
933 // we just tag the accent on the previous on-screen character.
934 // this is arguably not correct, but also arguably not wrong.
935 // we don't handle double-width characters nicely yet.
936 text_t *tp;
937 rend_t *rp;
938
939 if (screen.cur.col > 0)
940 { 968 {
969 // handle combining characters
970 // we just tag the accent on the previous on-screen character.
971 // this is arguably not correct, but also arguably not wrong.
972 // we don't handle double-width characters nicely yet.
973 line_t *linep;
974 text_t *tp;
975 rend_t *rp;
976
977 if (screen.cur.col > 0)
978 {
979 linep = line;
941 tp = line->t + screen.cur.col - 1; 980 tp = line->t + screen.cur.col - 1;
942 rp = line->r + screen.cur.col - 1; 981 rp = line->r + screen.cur.col - 1;
982 }
983 else if (screen.cur.row > 0
984 && ROW(screen.cur.row - 1).is_longer ())
985 {
986 linep = &ROW(screen.cur.row - 1);
987 tp = line->t + ncol - 1;
988 rp = line->r + ncol - 1;
989 }
990 else
991 continue;
943 992
993 linep->touch ();
994
944 while (*tp == NOCHAR && tp > line->t) 995 while (*tp == NOCHAR && tp > linep->t)
945 tp--, rp--; 996 tp--, rp--;
997
998 // first try to find a precomposed character
999 unicode_t n = rxvt_compose (*tp, c);
1000 if (n == NOCHAR)
1001 n = rxvt_composite.compose (*tp, c);
1002
1003 *tp = n;
1004 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
946 } 1005 }
947 else if (screen.cur.row > 0
948 && ROW(screen.cur.row - 1).is_longer ())
949 {
950 line_t *line = &ROW(screen.cur.row - 1);
951
952 tp = line->t + last_col - 1;
953 rp = line->r + last_col - 1;
954
955 while (*tp == NOCHAR && tp > line->t)
956 tp--, rp--;
957 } 1006 }
958 else
959 continue;
960
961 // first try to find a precomposed character
962 unicode_t n = rxvt_compose (*tp, c);
963 if (n == NOCHAR)
964 n = rxvt_composite.compose (*tp, c);
965
966 *tp = n;
967 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
968#endif 1007#endif
969 }
970 } 1008 }
971 1009
972 if (!line->is_longer ()) /* XXX: think about this */
973 MAX_IT (line->l, screen.cur.col); 1010 max_it (line->l, screen.cur.col);
974 1011
975#ifdef DEBUG_STRICT
976 assert (screen.cur.row >= 0); 1012 assert (screen.cur.row >= 0);
977#else /* drive with your eyes closed */
978 MAX_IT (screen.cur.row, 0);
979#endif
980} 1013}
981 1014
982/* ------------------------------------------------------------------------- */ 1015/* ------------------------------------------------------------------------- */
983/* 1016/*
984 * Process Backspace. Move back the cursor back a position, wrap if have to 1017 * Process Backspace. Move back the cursor back a position, wrap if have to
985 * XTERM_SEQ: CTRL-H 1018 * XTERM_SEQ: CTRL-H
986 */ 1019 */
987void 1020void
988rxvt_term::scr_backspace () 1021rxvt_term::scr_backspace () NOTHROW
989{ 1022{
990 want_refresh = 1;
991
992 if (screen.cur.col == 0) 1023 if (screen.cur.col == 0)
993 { 1024 {
994 if (screen.cur.row > 0) 1025 if (screen.cur.row > 0)
995 { 1026 {
996#ifdef TERMCAP_HAS_BW 1027#ifdef TERMCAP_HAS_BW
997 screen.cur.col = ncol - 1; 1028 screen.cur.col = ncol - 1;
998 screen.cur.row--; 1029 --screen.cur.row;
999 return; 1030
1031 want_refresh = 1;
1000#endif 1032#endif
1001 } 1033 }
1002 } 1034 }
1003 else if (!(screen.flags & Screen_WrapNext)) 1035 else if (screen.flags & Screen_WrapNext)
1036 screen.flags &= ~Screen_WrapNext;
1037 else
1004 scr_gotorc (0, -1, RELATIVE); 1038 scr_gotorc (0, -1, RELATIVE);
1005
1006 screen.flags &= ~Screen_WrapNext;
1007} 1039}
1008 1040
1009/* ------------------------------------------------------------------------- */ 1041/* ------------------------------------------------------------------------- */
1010/* 1042/*
1011 * Process Horizontal Tab 1043 * Process Horizontal Tab
1012 * count: +ve = forward; -ve = backwards 1044 * count: +ve = forward; -ve = backwards
1013 * XTERM_SEQ: CTRL-I 1045 * XTERM_SEQ: CTRL-I
1014 */ 1046 */
1015void 1047void
1016rxvt_term::scr_tab (int count, bool ht) 1048rxvt_term::scr_tab (int count, bool ht) NOTHROW
1017{ 1049{
1018 int i, x; 1050 int i, x;
1019 1051
1020 want_refresh = 1; 1052 want_refresh = 1;
1021 i = x = screen.cur.col; 1053 i = x = screen.cur.col;
1022 1054
1023 if (count == 0) 1055 if (count == 0)
1024 return; 1056 return;
1025 else if (count > 0) 1057 else if (count > 0)
1026 { 1058 {
1027 int row = screen.cur.row;
1028
1029 line_t &l = ROW(row); 1059 line_t &l = ROW(screen.cur.row);
1030 rend_t base_rend = l.r[i]; 1060 rend_t base_rend = l.r[i];
1031 ht &= l.t[i] == ' '; 1061 ht &= l.t[i] == ' ';
1032 1062
1033 for (; ++i < ncol; ) 1063 for (; ++i < ncol; )
1034 if (tabs[i]) 1064 if (tabs[i])
1035 { 1065 {
1036 x = i; 1066 x = i;
1067
1037 if (!--count) 1068 if (!--count)
1038 break; 1069 break;
1039 } 1070 }
1040 else 1071 else
1041 ht &= l.t[i] == ' ' 1072 ht &= l.t[i] == ' '
1042 && RS_SAME (l.r[i], base_rend); 1073 && RS_SAME (l.r[i], base_rend);
1043 1074
1044 if (count) 1075 if (count)
1045 x = ncol - 1; 1076 x = ncol - 1;
1046 1077
1047 // store horizontal tab commands as characters inside the text 1078 // store horizontal tab commands as characters inside the text
1048 // buffer so they can be selected and pasted. 1079 // buffer so they can be selected and pasted.
1049 if (ht && options & Opt_pastableTabs) 1080 if (ht && option (Opt_pastableTabs))
1050 { 1081 {
1051 base_rend = SET_FONT (base_rend, 0); 1082 base_rend = SET_FONT (base_rend, 0);
1052 1083
1053 if (!l.is_longer ()) /* XXX: think about this */ 1084 l.touch (x);
1054 MAX_IT (l.l, x);
1055 1085
1056 i = screen.cur.col; 1086 i = screen.cur.col;
1057 1087
1058 l.t[i] = '\t'; 1088 l.t[i] = '\t';
1059 l.r[i] = base_rend; 1089 l.r[i] = base_rend;
… …
1088 * Process DEC Back Index 1118 * Process DEC Back Index
1089 * XTERM_SEQ: ESC 6 1119 * XTERM_SEQ: ESC 6
1090 * Move cursor left in row. If we're at the left boundary, shift everything 1120 * Move cursor left in row. If we're at the left boundary, shift everything
1091 * in that row right. Clear left column. 1121 * in that row right. Clear left column.
1092 */ 1122 */
1093#if ENABLE_FRILLS 1123#if !ENABLE_MINIMAL
1094void 1124void
1095rxvt_term::scr_backindex () 1125rxvt_term::scr_backindex () NOTHROW
1096{ 1126{
1097 if (screen.cur.col > 0) 1127 if (screen.cur.col > 0)
1098 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1128 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1099 else 1129 else
1100 scr_insdel_chars (1, INSERT); 1130 scr_insdel_chars (1, INSERT);
… …
1105 * Process DEC Forward Index 1135 * Process DEC Forward Index
1106 * XTERM_SEQ: ESC 9 1136 * XTERM_SEQ: ESC 9
1107 * Move cursor right in row. If we're at the right boundary, shift everything 1137 * Move cursor right in row. If we're at the right boundary, shift everything
1108 * in that row left. Clear right column. 1138 * in that row left. Clear right column.
1109 */ 1139 */
1110#if ENABLE_FRILLS 1140#if !ENABLE_MINIMAL
1111void 1141void
1112rxvt_term::scr_forwardindex () 1142rxvt_term::scr_forwardindex () NOTHROW
1113{ 1143{
1114 int row;
1115
1116 if (screen.cur.col < ncol - 1) 1144 if (screen.cur.col < ncol - 1)
1117 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1145 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1118 else 1146 else
1119 { 1147 {
1120 row = screen.cur.row; 1148 line_t &l = ROW(screen.cur.row);
1121 1149
1122 if (ROW(row).is_longer ()) //TODO//FIXME//LEN 1150 l.touch ();
1123 ROW(row).l = ncol; 1151 l.is_longer (0);
1124 1152
1125 scr_gotorc (0, 0, R_RELATIVE); 1153 scr_gotorc (0, 0, R_RELATIVE);
1126 scr_insdel_chars (1, DELETE); 1154 scr_insdel_chars (1, DELETE);
1127 scr_gotorc (0, ncol - 1, R_RELATIVE); 1155 scr_gotorc (0, ncol - 1, R_RELATIVE);
1128 } 1156 }
… …
1132/* ------------------------------------------------------------------------- */ 1160/* ------------------------------------------------------------------------- */
1133/* 1161/*
1134 * Goto Row/Column 1162 * Goto Row/Column
1135 */ 1163 */
1136void 1164void
1137rxvt_term::scr_gotorc (int row, int col, int relative) 1165rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1138{ 1166{
1139 want_refresh = 1; 1167 want_refresh = 1;
1140 ZERO_SCROLLBACK (); 1168 ZERO_SCROLLBACK ();
1141 1169
1142 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1170 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1143 MAX_IT (screen.cur.col, 0); 1171 clamp_it (screen.cur.col, 0, ncol - 1);
1144 MIN_IT (screen.cur.col, (int32_t)ncol - 1);
1145 1172
1146 screen.flags &= ~Screen_WrapNext; 1173 screen.flags &= ~Screen_WrapNext;
1147 1174
1148 if (relative & R_RELATIVE) 1175 if (relative & R_RELATIVE)
1149 { 1176 {
… …
1165 } 1192 }
1166 } 1193 }
1167 else 1194 else
1168 { 1195 {
1169 if (screen.flags & Screen_Relative) 1196 if (screen.flags & Screen_Relative)
1197 {
1170 { /* relative origin mode */ 1198 /* relative origin mode */
1171 screen.cur.row = row + screen.tscroll; 1199 screen.cur.row = row + screen.tscroll;
1172 MIN_IT (screen.cur.row, screen.bscroll); 1200 min_it (screen.cur.row, screen.bscroll);
1173 } 1201 }
1174 else 1202 else
1175 screen.cur.row = row; 1203 screen.cur.row = row;
1176 } 1204 }
1177 1205
1178 MAX_IT (screen.cur.row, 0); 1206 clamp_it (screen.cur.row, 0, nrow - 1);
1179 MIN_IT (screen.cur.row, (int32_t)nrow - 1);
1180} 1207}
1181 1208
1182/* ------------------------------------------------------------------------- */ 1209/* ------------------------------------------------------------------------- */
1183/* 1210/*
1184 * direction should be UP or DN 1211 * direction should be UP or DN
1185 */ 1212 */
1186void 1213void
1187rxvt_term::scr_index (enum page_dirn direction) 1214rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1188{ 1215{
1189 int dirn; 1216 int dirn;
1190 1217
1191 want_refresh = 1; 1218 want_refresh = 1;
1192 ZERO_SCROLLBACK (); 1219 ZERO_SCROLLBACK ();
… …
1199 || (screen.cur.row == screen.tscroll && direction == DN)) 1226 || (screen.cur.row == screen.tscroll && direction == DN))
1200 scr_scroll_text (screen.tscroll, screen.bscroll, dirn); 1227 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1201 else 1228 else
1202 screen.cur.row += dirn; 1229 screen.cur.row += dirn;
1203 1230
1204 MAX_IT (screen.cur.row, 0); 1231 clamp_it (screen.cur.row, 0, nrow - 1);
1205 MIN_IT (screen.cur.row, (int32_t)nrow - 1);
1206 selection_check (0); 1232 selection_check (0);
1207} 1233}
1208 1234
1209/* ------------------------------------------------------------------------- */ 1235/* ------------------------------------------------------------------------- */
1210/* 1236/*
1211 * Erase part or whole of a line 1237 * Erase part or whole of a line
1212 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1238 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1213 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1239 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1214 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1240 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1241 * extension: clear to right unless wrapped: ESC [ 3 K
1215 */ 1242 */
1216void 1243void
1217rxvt_term::scr_erase_line (int mode) 1244rxvt_term::scr_erase_line (int mode) NOTHROW
1218{ 1245{
1219 unsigned int row, col, num; 1246 unsigned int col, num;
1220 1247
1221 want_refresh = 1; 1248 want_refresh = 1;
1222 ZERO_SCROLLBACK (); 1249 ZERO_SCROLLBACK ();
1223 1250
1224 selection_check (1); 1251 selection_check (1);
1225 1252
1226 row = screen.cur.row; 1253 line_t &line = ROW(screen.cur.row);
1254
1255 line.touch ();
1256 line.is_longer (0);
1227 1257
1228 switch (mode) 1258 switch (mode)
1229 { 1259 {
1260 case 3:
1261 if (screen.flags & Screen_WrapNext)
1262 return;
1263
1264 /* fall through */
1265
1230 case 0: /* erase to end of line */ 1266 case 0: /* erase to end of line */
1231 col = screen.cur.col; 1267 col = screen.cur.col;
1232 num = ncol - col; 1268 num = ncol - col;
1233 MIN_IT (ROW(row).l, (int16_t)col); 1269 min_it (line.l, col);
1270
1234 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1271 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1235 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1272 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1236 CLEAR_SELECTION (); 1273 CLEAR_SELECTION ();
1237 break; 1274 break;
1275
1238 case 1: /* erase to beginning of line */ 1276 case 1: /* erase to beginning of line */
1239 col = 0; 1277 col = 0;
1240 num = screen.cur.col + 1; 1278 num = screen.cur.col + 1;
1279
1241 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1280 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1242 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1281 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1243 CLEAR_SELECTION (); 1282 CLEAR_SELECTION ();
1244 break; 1283 break;
1284
1245 case 2: /* erase whole line */ 1285 case 2: /* erase whole line */
1246 col = 0; 1286 col = 0;
1247 num = ncol; 1287 num = ncol;
1248 ROW(row).l = 0; 1288 line.l = 0;
1249 if (selection.beg.row <= screen.cur.row 1289 if (selection.beg.row <= screen.cur.row
1250 && selection.end.row >= screen.cur.row) 1290 && selection.end.row >= screen.cur.row)
1251 CLEAR_SELECTION (); 1291 CLEAR_SELECTION ();
1252 break; 1292 break;
1253 default: 1293 default:
1254 return; 1294 return;
1255 } 1295 }
1256 1296
1257 scr_blank_line (ROW(row), col, num, rstyle); 1297 scr_blank_line (line, col, num, rstyle);
1258} 1298}
1259 1299
1260/* ------------------------------------------------------------------------- */ 1300/* ------------------------------------------------------------------------- */
1261/* 1301/*
1262 * Erase part of whole of the screen 1302 * Erase part of whole of the screen
1263 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1303 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1264 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1304 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1265 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1305 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1266 */ 1306 */
1267void 1307void
1268rxvt_term::scr_erase_screen (int mode) 1308rxvt_term::scr_erase_screen (int mode) NOTHROW
1269{ 1309{
1270 int num; 1310 int num;
1271 int32_t row; 1311 int32_t row;
1272 rend_t ren; 1312 rend_t ren;
1273 XGCValues gcvalue; 1313 XGCValues gcvalue;
… …
1305 CLEAR_SELECTION (); 1345 CLEAR_SELECTION ();
1306 1346
1307 if (row >= nrow) /* Out Of Bounds */ 1347 if (row >= nrow) /* Out Of Bounds */
1308 return; 1348 return;
1309 1349
1310 MIN_IT (num, (nrow - row)); 1350 min_it (num, nrow - row);
1311 1351
1312 if (rstyle & (RS_RVid | RS_Uline)) 1352 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1313 ren = (rend_t) ~RS_None; 1353 ren = (rend_t) ~RS_None;
1314 else if (GET_BASEBG (rstyle) == Color_bg) 1354 else if (GET_BASEBG (rstyle) == Color_bg)
1315 { 1355 {
1316 ren = DEFAULT_RSTYLE; 1356 ren = DEFAULT_RSTYLE;
1317 CLEAR_ROWS (row, num); 1357
1358 if (mapped)
1359 XClearArea (dpy, vt, 0,
1360 Row2Pixel (row - view_start), (unsigned int)width,
1361 (unsigned int)Height2Pixel (num), False);
1318 } 1362 }
1319 else 1363 else
1320 { 1364 {
1321 ren = rstyle & (RS_fgMask | RS_bgMask); 1365 ren = rstyle & (RS_fgMask | RS_bgMask);
1366
1367 if (mapped)
1368 {
1322 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)]; 1369 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1323 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1370 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1324 ERASE_ROWS (row, num); 1371 XFillRectangle (dpy, vt, gc,
1372 0, Row2Pixel (row - view_start),
1373 (unsigned int)width,
1374 (unsigned int)Height2Pixel (num));
1325 gcvalue.foreground = pix_colors[Color_fg]; 1375 gcvalue.foreground = pix_colors[Color_fg];
1326 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1376 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1377 }
1327 } 1378 }
1328 1379
1329 for (; num--; row++) 1380 for (; num--; row++)
1330 { 1381 {
1331 scr_blank_screen_mem (ROW (row), rstyle); 1382 scr_blank_screen_mem (ROW(row), rstyle);
1332 ROW (row).l = 0; 1383
1384 if (row - view_start < nrow)
1333 scr_blank_line (drawn[row], 0, ncol, ren); 1385 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1334 } 1386 }
1335} 1387}
1336 1388
1337#if ENABLE_FRILLS 1389#if !ENABLE_MINIMAL
1338void 1390void
1339rxvt_term::scr_erase_savelines () 1391rxvt_term::scr_erase_savelines () NOTHROW
1340{ 1392{
1341 want_refresh = 1; 1393 want_refresh = 1;
1342 ZERO_SCROLLBACK (); 1394 ZERO_SCROLLBACK ();
1343 1395
1344 nsaved = 0; 1396 top_row = 0;
1345} 1397}
1346#endif 1398#endif
1347 1399
1348/* ------------------------------------------------------------------------- */ 1400/* ------------------------------------------------------------------------- */
1349/* 1401/*
1350 * Fill the screen with `E's 1402 * Fill the screen with `E's
1351 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1403 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1352 */ 1404 */
1353void 1405void
1354rxvt_term::scr_E () 1406rxvt_term::scr_E () NOTHROW
1355{ 1407{
1356 rend_t fs; 1408 rend_t fs;
1357 1409
1358 want_refresh = 1; 1410 want_refresh = 1;
1359 ZERO_SCROLLBACK (); 1411 ZERO_SCROLLBACK ();
… …
1370 rend_t *r1 = line.r; 1422 rend_t *r1 = line.r;
1371 1423
1372 for (int j = ncol; j--; ) 1424 for (int j = ncol; j--; )
1373 *r1++ = fs; 1425 *r1++ = fs;
1374 1426
1375 line.l = ncol; /* make the `E's selectable */ 1427 line.is_longer (0);
1428 line.touch (ncol);
1376 } 1429 }
1377} 1430}
1378 1431
1379/* ------------------------------------------------------------------------- */ 1432/* ------------------------------------------------------------------------- */
1380/* 1433/*
1381 * Insert/Delete <count> lines 1434 * Insert/Delete <count> lines
1382 */ 1435 */
1383void 1436void
1384rxvt_term::scr_insdel_lines (int count, int insdel) 1437rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1385{ 1438{
1386 int end; 1439 int end;
1387 1440
1388 ZERO_SCROLLBACK (); 1441 ZERO_SCROLLBACK ();
1389 1442
… …
1409/* ------------------------------------------------------------------------- */ 1462/* ------------------------------------------------------------------------- */
1410/* 1463/*
1411 * Insert/Delete <count> characters from the current position 1464 * Insert/Delete <count> characters from the current position
1412 */ 1465 */
1413void 1466void
1414rxvt_term::scr_insdel_chars (int count, int insdel) 1467rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1415{ 1468{
1416 int col, row;
1417 rend_t tr;
1418
1419 want_refresh = 1; 1469 want_refresh = 1;
1420 ZERO_SCROLLBACK (); 1470 ZERO_SCROLLBACK ();
1421 1471
1422 if (count <= 0) 1472 if (count <= 0)
1423 return; 1473 return;
1424 1474
1425 scr_do_wrap (); 1475 scr_do_wrap ();
1426 1476
1427 selection_check (1); 1477 selection_check (1);
1428 MIN_IT (count, (ncol - screen.cur.col)); 1478 min_it (count, ncol - screen.cur.col);
1429 1479
1430 row = screen.cur.row; 1480 int row = screen.cur.row;
1431 1481
1432 line_t *line = &ROW(row); 1482 line_t *line = &ROW(row);
1433 1483
1484 line->touch ();
1485 line->is_longer (0);
1486
1487 // nuke wide spanning the start
1488 if (line->t[screen.cur.col] == NOCHAR)
1489 scr_kill_char (*line, screen.cur.col);
1490
1434 switch (insdel) 1491 switch (insdel)
1435 { 1492 {
1436 case INSERT: 1493 case INSERT:
1437 for (col = ncol - 1; (col - count) >= screen.cur.col; col--) 1494 line->l = min (line->l + count, ncol);
1495
1496 if (line->t[screen.cur.col] == NOCHAR)
1497 scr_kill_char (*line, screen.cur.col);
1498
1499 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1438 { 1500 {
1439 line->t[col] = line->t[col - count]; 1501 line->t[col] = line->t[col - count];
1440 line->r[col] = line->r[col - count]; 1502 line->r[col] = line->r[col - count];
1441 }
1442
1443 if (!line->is_longer ())
1444 {
1445 line->l += count;
1446 MIN_IT (line->l, ncol);
1447 } 1503 }
1448 1504
1449 if (selection.op && current_screen == selection.screen 1505 if (selection.op && current_screen == selection.screen
1450 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1506 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1451 { 1507 {
1452 if (selection.end.row != screen.cur.row 1508 if (selection.end.row != screen.cur.row
1453 || (selection.end.col + count >= ncol)) 1509 || (selection.end.col + count >= ncol))
1454 CLEAR_SELECTION (); 1510 CLEAR_SELECTION ();
1455 else 1511 else
1512 {
1456 { /* shift selection */ 1513 /* shift selection */
1457 selection.beg.col += count; 1514 selection.beg.col += count;
1458 selection.mark.col += count; /* XXX: yes? */ 1515 selection.mark.col += count; /* XXX: yes? */
1459 selection.end.col += count; 1516 selection.end.col += count;
1460 } 1517 }
1461 } 1518 }
… …
1465 1522
1466 case ERASE: 1523 case ERASE:
1467 screen.cur.col += count; /* don't worry if > ncol */ 1524 screen.cur.col += count; /* don't worry if > ncol */
1468 selection_check (1); 1525 selection_check (1);
1469 screen.cur.col -= count; 1526 screen.cur.col -= count;
1527
1528 // nuke wide char after the end
1529 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1530 scr_kill_char (*line, screen.cur.col + count);
1531
1470 scr_blank_line (*line, screen.cur.col, count, rstyle); 1532 scr_blank_line (*line, screen.cur.col, count, rstyle);
1471 break; 1533 break;
1472 1534
1473 case DELETE: 1535 case DELETE:
1474 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1536 line->l = max (line->l - count, 0);
1475 1537
1538 // nuke wide char spanning the end
1539 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1540 scr_kill_char (*line, screen.cur.col + count);
1541
1476 for (col = screen.cur.col; (col + count) < ncol; col++) 1542 for (int col = screen.cur.col; (col + count) < ncol; col++)
1477 { 1543 {
1478 line->t[col] = line->t[col + count]; 1544 line->t[col] = line->t[col + count];
1479 line->r[col] = line->r[col + count]; 1545 line->r[col] = line->r[col + count];
1480 } 1546 }
1481 1547
1482 scr_blank_line (*line, ncol - count, count, tr); 1548 scr_blank_line (*line, ncol - count, count, rstyle);
1483
1484 if (line->is_longer ()) /* break line continuation */
1485 line->l = ncol;
1486
1487 line->l = max (line->l - count, 0);
1488 1549
1489 if (selection.op && current_screen == selection.screen 1550 if (selection.op && current_screen == selection.screen
1490 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1551 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1491 { 1552 {
1492 if (selection.end.row != screen.cur.row 1553 if (selection.end.row != screen.cur.row
… …
1510/* 1571/*
1511 * Set the scrolling region 1572 * Set the scrolling region
1512 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1573 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1513 */ 1574 */
1514void 1575void
1515rxvt_term::scr_scroll_region (int top, int bot) 1576rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1516{ 1577{
1517 MAX_IT (top, 0); 1578 max_it (top, 0);
1518 MIN_IT (bot, (int)nrow - 1); 1579 min_it (bot, nrow - 1);
1519 1580
1520 if (top > bot) 1581 if (top > bot)
1521 return; 1582 return;
1522 1583
1523 screen.tscroll = top; 1584 screen.tscroll = top;
… …
1530 * Make the cursor visible/invisible 1591 * Make the cursor visible/invisible
1531 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1592 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1532 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1593 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1533 */ 1594 */
1534void 1595void
1535rxvt_term::scr_cursor_visible (int mode) 1596rxvt_term::scr_cursor_visible (int mode) NOTHROW
1536{ 1597{
1537 want_refresh = 1; 1598 want_refresh = 1;
1538 1599
1539 if (mode) 1600 if (mode)
1540 screen.flags |= Screen_VisibleCursor; 1601 screen.flags |= Screen_VisibleCursor;
… …
1547 * Set/unset automatic wrapping 1608 * Set/unset automatic wrapping
1548 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1609 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1549 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1610 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1550 */ 1611 */
1551void 1612void
1552rxvt_term::scr_autowrap (int mode) 1613rxvt_term::scr_autowrap (int mode) NOTHROW
1553{ 1614{
1554 if (mode) 1615 if (mode)
1555 screen.flags |= Screen_Autowrap; 1616 screen.flags |= Screen_Autowrap;
1556 else 1617 else
1557 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1618 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
… …
1566 * and the cursor cannot be moved outside. 1627 * and the cursor cannot be moved outside.
1567 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1628 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1568 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1629 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1569 */ 1630 */
1570void 1631void
1571rxvt_term::scr_relative_origin (int mode) 1632rxvt_term::scr_relative_origin (int mode) NOTHROW
1572{ 1633{
1573 if (mode) 1634 if (mode)
1574 screen.flags |= Screen_Relative; 1635 screen.flags |= Screen_Relative;
1575 else 1636 else
1576 screen.flags &= ~Screen_Relative; 1637 screen.flags &= ~Screen_Relative;
… …
1583 * Set insert/replace mode 1644 * Set insert/replace mode
1584 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1645 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1585 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1646 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1586 */ 1647 */
1587void 1648void
1588rxvt_term::scr_insert_mode (int mode) 1649rxvt_term::scr_insert_mode (int mode) NOTHROW
1589{ 1650{
1590 if (mode) 1651 if (mode)
1591 screen.flags |= Screen_Insert; 1652 screen.flags |= Screen_Insert;
1592 else 1653 else
1593 screen.flags &= ~Screen_Insert; 1654 screen.flags &= ~Screen_Insert;
… …
1599 * XTERM_SEQ: Set tab at current column : ESC H 1660 * XTERM_SEQ: Set tab at current column : ESC H
1600 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1661 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1601 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1662 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1602 */ 1663 */
1603void 1664void
1604rxvt_term::scr_set_tab (int mode) 1665rxvt_term::scr_set_tab (int mode) NOTHROW
1605{ 1666{
1606 if (mode < 0) 1667 if (mode < 0)
1607 memset (tabs, 0, ncol * sizeof (char)); 1668 memset (tabs, 0, ncol);
1608 else if (screen.cur.col < ncol) 1669 else if (screen.cur.col < ncol)
1609 tabs[screen.cur.col] = (mode ? 1 : 0); 1670 tabs [screen.cur.col] = !!mode;
1610} 1671}
1611 1672
1612/* ------------------------------------------------------------------------- */ 1673/* ------------------------------------------------------------------------- */
1613/* 1674/*
1614 * Set reverse/normal video 1675 * Set reverse/normal video
1615 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1676 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1616 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1677 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1617 */ 1678 */
1618void 1679void
1619rxvt_term::scr_rvideo_mode (int mode) 1680rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1620{ 1681{
1682 rvideo_mode = on;
1683
1684#ifndef NO_BELL
1685 on ^= rvideo_bell;
1686#endif
1687
1688 if (rvideo_state != on)
1689 {
1690 rvideo_state = on;
1691
1692 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1693#ifdef HAVE_BG_PIXMAP
1694 if (bg_pixmap == None)
1695#endif
1696 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1697
1621 XGCValues gcvalue; 1698 XGCValues gcvalue;
1622
1623 if (rvideo != mode)
1624 {
1625 rvideo = mode;
1626 SWAP_IT (pix_colors[Color_fg], pix_colors[Color_bg], rxvt_color);
1627#if XPM_BACKGROUND
1628 if (bgPixmap.pixmap == None)
1629#endif
1630#if TRANSPARENT
1631 if (! (options & Opt_transparent) || am_transparent == 0)
1632#endif
1633 XSetWindowBackground (display->display, vt,
1634 pix_colors[Color_bg]);
1635
1636 gcvalue.foreground = pix_colors[Color_fg]; 1699 gcvalue.foreground = pix_colors[Color_fg];
1637 gcvalue.background = pix_colors[Color_bg]; 1700 gcvalue.background = pix_colors[Color_bg];
1638 XChangeGC (display->display, gc, GCBackground | GCForeground, 1701 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1639 &gcvalue); 1702
1640 scr_clear (); 1703 scr_clear ();
1641 scr_touch (true); 1704 scr_touch (true);
1642 } 1705 }
1643} 1706}
1644 1707
… …
1646/* 1709/*
1647 * Report current cursor position 1710 * Report current cursor position
1648 * XTERM_SEQ: Report position: ESC [ 6 n 1711 * XTERM_SEQ: Report position: ESC [ 6 n
1649 */ 1712 */
1650void 1713void
1651rxvt_term::scr_report_position () 1714rxvt_term::scr_report_position () NOTHROW
1652{ 1715{
1653 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1716 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1654} 1717}
1655 1718
1656/* ------------------------------------------------------------------------- * 1719/* ------------------------------------------------------------------------- *
… …
1659 1722
1660/* 1723/*
1661 * Set font style 1724 * Set font style
1662 */ 1725 */
1663void 1726void
1664rxvt_term::set_font_style () 1727rxvt_term::set_font_style () NOTHROW
1665{ 1728{
1729#if 0
1666 switch (charsets[screen.charset]) 1730 switch (charsets [screen.charset])
1667 { 1731 {
1668 case '0': /* DEC Special Character & Line Drawing Set */ 1732 case '0': /* DEC Special Character & Line Drawing Set */
1669 break; 1733 break;
1670 case 'A': /* United Kingdom (UK) */ 1734 case 'A': /* United Kingdom (UK) */
1671 break; 1735 break;
… …
1678 case 'C': /* Finnish character set */ 1742 case 'C': /* Finnish character set */
1679 break; 1743 break;
1680 case 'K': /* German character set */ 1744 case 'K': /* German character set */
1681 break; 1745 break;
1682 } 1746 }
1747#endif
1683} 1748}
1684 1749
1685/* ------------------------------------------------------------------------- */ 1750/* ------------------------------------------------------------------------- */
1686/* 1751/*
1687 * Choose a font 1752 * Choose a font
… …
1689 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1754 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1690 * XTERM_SEQ: Invoke G2 character set: ESC N 1755 * XTERM_SEQ: Invoke G2 character set: ESC N
1691 * XTERM_SEQ: Invoke G3 character set: ESC O 1756 * XTERM_SEQ: Invoke G3 character set: ESC O
1692 */ 1757 */
1693void 1758void
1694rxvt_term::scr_charset_choose (int set) 1759rxvt_term::scr_charset_choose (int set) NOTHROW
1695{ 1760{
1696 screen.charset = set; 1761 screen.charset = set;
1697 set_font_style (); 1762 set_font_style ();
1698} 1763}
1699 1764
… …
1705 * XTERM_SEQ: Set G2 character set: ESC * <C> 1770 * XTERM_SEQ: Set G2 character set: ESC * <C>
1706 * XTERM_SEQ: Set G3 character set: ESC + <C> 1771 * XTERM_SEQ: Set G3 character set: ESC + <C>
1707 * See set_font_style for possible values for <C> 1772 * See set_font_style for possible values for <C>
1708 */ 1773 */
1709void 1774void
1710rxvt_term::scr_charset_set (int set, unsigned int ch) 1775rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1711{ 1776{
1712 charsets[set] = (unsigned char)ch; 1777 charsets[set] = (unsigned char)ch;
1713 set_font_style (); 1778 set_font_style ();
1714} 1779}
1715 1780
… …
1720 1785
1721/* 1786/*
1722 * refresh matching text. 1787 * refresh matching text.
1723 */ 1788 */
1724bool 1789bool
1725rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1790rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1726{ 1791{
1727 bool found = false; 1792 bool found = false;
1728 1793
1729 for (int i = 0; i < nrow; i++) 1794 for (int i = 0; i < nrow; i++)
1730 { 1795 {
1731 int col = 0;
1732 rend_t *drp = drawn[i].r; 1796 rend_t *drp = drawn_buf[i].r;
1733 1797
1734 for (; col < ncol; col++, drp++) 1798 for (int col = 0; col < ncol; col++, drp++)
1735 if ((*drp & mask) == value) 1799 if ((*drp & mask) == value)
1736 { 1800 {
1737 found = true; 1801 found = true;
1738 *drp = ~value; 1802 *drp = ~value;
1739 } 1803 }
… …
1750 PART_END, 1814 PART_END,
1751 RC_COUNT 1815 RC_COUNT
1752}; 1816};
1753 1817
1754void 1818void
1755rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) 1819rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1756{ 1820{
1757 int i; 1821 int i;
1758 row_col_t rc[RC_COUNT]; 1822 row_col_t rc[RC_COUNT];
1759 1823
1760 if (!drawn) /* sanity check */ 1824 if (!drawn_buf) /* sanity check */
1761 return; 1825 return;
1762 1826
1763#ifndef NO_SLOW_LINK_SUPPORT 1827#ifndef NO_SLOW_LINK_SUPPORT
1764 if (refresh_type == FAST_REFRESH && !display->is_local) 1828 if (refresh_type == FAST_REFRESH && !display->is_local)
1765 { 1829 {
1766 y = 0; 1830 y = 0;
1767 eheight = height; 1831 eheight = height;
1768 } 1832 }
1769#endif
1770
1771#ifdef DEBUG_STRICT
1772 x = max (x, 0);
1773 x = min (x, (int)width);
1774 y = max (y, 0);
1775 y = min (y, (int)height);
1776#endif 1833#endif
1777 1834
1778 /* round down */ 1835 /* round down */
1779 rc[PART_BEG].col = Pixel2Col (x); 1836 rc[PART_BEG].col = Pixel2Col (x);
1780 rc[PART_BEG].row = Pixel2Row (y); 1837 rc[PART_BEG].row = Pixel2Row (y);
… …
1783 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1); 1840 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1784 1841
1785 /* sanity checks */ 1842 /* sanity checks */
1786 for (i = PART_BEG; i < RC_COUNT; i++) 1843 for (i = PART_BEG; i < RC_COUNT; i++)
1787 { 1844 {
1788 MIN_IT (rc[i].col, ncol - 1); 1845 min_it (rc[i].col, ncol - 1);
1789 MIN_IT (rc[i].row, nrow - 1); 1846 min_it (rc[i].row, nrow - 1);
1790 } 1847 }
1791 1848
1792 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1849 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1793 fill_text (&drawn[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1850 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1851
1852 num_scr_allow = 0;
1794 1853
1795 if (refresh) 1854 if (refresh)
1796 scr_refresh (SLOW_REFRESH); 1855 scr_refresh ();
1797} 1856}
1798 1857
1799/* ------------------------------------------------------------------------- */ 1858/* ------------------------------------------------------------------------- */
1800/* 1859/*
1801 * Refresh the entire screen 1860 * Refresh the entire screen
1802 */ 1861 */
1803void 1862void
1804rxvt_term::scr_touch (bool refresh) 1863rxvt_term::scr_touch (bool refresh) NOTHROW
1805{ 1864{
1806 scr_expose (0, 0, width, height, refresh); 1865 scr_expose (0, 0, width, height, refresh);
1807} 1866}
1808 1867
1809/* ------------------------------------------------------------------------- */ 1868/* ------------------------------------------------------------------------- */
1810/* 1869/*
1811 * Move the display so that the line represented by scrollbar value Y is at 1870 * Move the display so that the line represented by scrollbar value Y is at
1812 * the top of the screen 1871 * the top of the screen
1813 */ 1872 */
1814int 1873void
1815rxvt_term::scr_move_to (int y, int len) 1874rxvt_term::scr_move_to (int y, int len) NOTHROW
1816{ 1875{
1817 long p = 0; 1876 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1818 unsigned int oldviewstart;
1819
1820 oldviewstart = view_start;
1821
1822 if (y < len)
1823 {
1824 p = (nrow + nsaved) * (len - y) / len;
1825 p -= (long) (nrow - 1);
1826 p = max (p, 0);
1827 }
1828
1829 view_start = (unsigned int)min (p, nsaved);
1830
1831 return scr_changeview (oldviewstart);
1832} 1877}
1833 1878
1834/* ------------------------------------------------------------------------- */ 1879/* ------------------------------------------------------------------------- */
1835/* 1880/*
1836 * Page the screen up/down nlines 1881 * Page the screen up/down nlines
1837 * direction should be UP or DN 1882 * direction should be UP or DN
1838 */ 1883 */
1839int 1884bool
1840rxvt_term::scr_page (enum page_dirn direction, int nlines) 1885rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1841{ 1886{
1842 int n; 1887 int new_view_start =
1843 unsigned int oldviewstart;
1844
1845 oldviewstart = view_start;
1846
1847 if (direction == UP)
1848 {
1849 n = view_start + nlines;
1850 view_start = min (n, nsaved);
1851 }
1852 else
1853 {
1854 n = view_start - nlines; 1888 direction == UP ? view_start - nlines
1855 view_start = max (n, 0); 1889 : view_start + nlines;
1856 }
1857 1890
1858 return scr_changeview (oldviewstart); 1891 return scr_changeview (new_view_start);
1859} 1892}
1860 1893
1861int 1894bool
1862rxvt_term::scr_changeview (unsigned int oldviewstart) 1895rxvt_term::scr_changeview (int new_view_start) NOTHROW
1863{ 1896{
1897 clamp_it (new_view_start, top_row, 0);
1898
1864 if (view_start != oldviewstart) 1899 if (new_view_start == view_start)
1865 { 1900 return false;
1901
1902 num_scr += new_view_start - view_start;
1903 view_start = new_view_start;
1866 want_refresh = 1; 1904 want_refresh = 1;
1867 num_scr -= (view_start - oldviewstart);
1868 }
1869 1905
1870 return (int) (view_start - oldviewstart); 1906 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1871}
1872 1907
1873/* ------------------------------------------------------------------------- */ 1908 return true;
1909}
1910
1911#ifndef NO_BELL
1874void 1912void
1913rxvt_term::bell_cb (ev::timer &w, int revents)
1914{
1915 rvideo_bell = false;
1916 scr_rvideo_mode (rvideo_mode);
1917 refresh_check ();
1918}
1919#endif
1920
1921/* ------------------------------------------------------------------------- */
1922void
1875rxvt_term::scr_bell () 1923rxvt_term::scr_bell () NOTHROW
1876{ 1924{
1877#ifndef NO_BELL 1925#ifndef NO_BELL
1878 1926
1879# ifndef NO_MAPALERT 1927# ifndef NO_MAPALERT
1880# ifdef MAPALERT_OPTION 1928# ifdef MAPALERT_OPTION
1881 if (options & Opt_mapAlert) 1929 if (option (Opt_mapAlert))
1882# endif 1930# endif
1883 XMapWindow (display->display, parent[0]); 1931 XMapWindow (dpy, parent);
1884# endif 1932# endif
1885 1933
1934# if ENABLE_FRILLS
1935 if (option (Opt_urgentOnBell))
1936 set_urgency (1);
1937# endif
1938
1886 if (options & Opt_visualBell) 1939 if (option (Opt_visualBell))
1887 { 1940 {
1888 scr_rvideo_mode (!rvideo); /* refresh also done */ 1941 rvideo_bell = true;
1942 scr_rvideo_mode (rvideo_mode);
1943 flush ();
1944
1889 rxvt_usleep (VISUAL_BELL_DURATION); 1945 bell_ev.start (VISUAL_BELL_DURATION);
1890 scr_rvideo_mode (!rvideo); /* refresh also done */
1891 } 1946 }
1892 else 1947 else
1893 XBell (display->display, 0); 1948 XBell (dpy, 0);
1894 1949 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1895#endif 1950#endif
1896} 1951}
1897 1952
1898/* ------------------------------------------------------------------------- */ 1953/* ------------------------------------------------------------------------- */
1899/* ARGSUSED */
1900void 1954void
1901rxvt_term::scr_printscreen (int fullhist) 1955rxvt_term::scr_printscreen (int fullhist) NOTHROW
1902{ 1956{
1903#ifdef PRINTPIPE 1957#ifdef PRINTPIPE
1904 int nrows, row_start; 1958 int nrows, row_start;
1905 FILE *fd; 1959 FILE *fd = popen_printer ();
1906 1960
1907 if ((fd = popen_printer ()) == NULL) 1961 if (!fd)
1908 return; 1962 return;
1909 1963
1910 if (fullhist) 1964 if (fullhist)
1911 { 1965 {
1912 nrows = nrow + nsaved; 1966 nrows = nrow - top_row;
1913 row_start = -nsaved; 1967 row_start = top_row;
1914 } 1968 }
1915 else 1969 else
1916 { 1970 {
1917 nrows = nrow; 1971 nrows = nrow;
1918 row_start = -view_start; 1972 row_start = view_start;
1919 } 1973 }
1920 1974
1921 wctomb (0, 0); 1975 wctomb (0, 0);
1922 1976
1923 for (int r1 = 0; r1 < nrows; r1++) 1977 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1924 { 1978 {
1925 text_t *tp = ROW(r1).t; 1979 text_t *tp = ROW(r1).t;
1926 int len = ROW(r1).l; 1980 int len = ROW(r1).l;
1927 1981
1928 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 1982 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
… …
1955 * Refresh the screen 2009 * Refresh the screen
1956 * drawn_text/drawn_rend contain the screen information before the update. 2010 * drawn_text/drawn_rend contain the screen information before the update.
1957 * screen.text/screen.rend contain what the screen will change to. 2011 * screen.text/screen.rend contain what the screen will change to.
1958 */ 2012 */
1959void 2013void
1960rxvt_term::scr_refresh (unsigned char refresh_type) 2014rxvt_term::scr_refresh () NOTHROW
1961{ 2015{
1962 unsigned char must_clear, /* use draw_string not draw_image_string */
1963 showcursor; /* show the cursor */
1964 int16_t col, row, /* column/row we're processing */ 2016 int16_t col, row, /* column/row we're processing */
1965 ocrow; /* old cursor row */ 2017 ocrow; /* old cursor row */
1966 int i, /* tmp */ 2018 int i; /* tmp */
1967 row_offset; /* basic offset in screen structure */
1968#ifndef NO_CURSORCOLOR 2019#ifndef NO_CURSORCOLOR
1969 rend_t cc1; /* store colours at cursor position (s) */ 2020 rend_t cc1; /* store colours at cursor position (s) */
1970#endif 2021#endif
1971 rend_t *crp; // cursor rendition pointer 2022 rend_t *crp; // cursor rendition pointer
2023 rend_t ccol1, /* Cursor colour */
2024 ccol2; /* Cursor colour2 */
1972 2025
1973 want_refresh = 0; /* screen is current */ 2026 want_refresh = 0; /* screen is current */
1974 2027
1975 if (refresh_type == NO_REFRESH || !mapped) 2028 if (refresh_type == NO_REFRESH || !mapped)
1976 return; 2029 return;
1977 2030
1978 /* 2031 /*
1979 * A: set up vars 2032 * A: set up vars
1980 */ 2033 */
1981 must_clear = 0;
1982 refresh_count = 0; 2034 refresh_count = 0;
1983 2035
1984 row_offset = term_start - view_start; 2036 unsigned int old_screen_flags = screen.flags;
1985 2037 char have_bg = 0;
1986#if XPM_BACKGROUND 2038#ifdef HAVE_BG_PIXMAP
1987 must_clear |= bgPixmap.pixmap != None; 2039 have_bg = bg_pixmap != None;
1988#endif
1989#if TRANSPARENT
1990 must_clear |= (options & Opt_transparent) && am_transparent;
1991#endif 2040#endif
1992 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2041 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1993 2042
1994 /* 2043 /*
1995 * B: reverse any characters which are selected 2044 * B: reverse any characters which are selected
1996 */ 2045 */
1997 scr_reverse_selection (); 2046 scr_reverse_selection ();
2047
2048 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2049#if ENABLE_OVERLAY
2050 scr_swap_overlay ();
2051#endif
2052
2053 char showcursor = screen.flags & Screen_VisibleCursor;
1998 2054
1999 /* 2055 /*
2000 * C: set the cursor character (s) 2056 * C: set the cursor character (s)
2001 */ 2057 */
2002 { 2058 {
2003 unsigned char setoldcursor; 2059 unsigned char setoldcursor;
2004 rend_t ccol1, /* Cursor colour */
2005 ccol2; /* Cursor colour2 */
2006 2060
2007 showcursor = (screen.flags & Screen_VisibleCursor);
2008#ifdef CURSOR_BLINK 2061#ifdef CURSOR_BLINK
2009 if (hidden_cursor) 2062 if (hidden_cursor)
2010 showcursor = 0; 2063 showcursor = 0;
2011#endif 2064#endif
2012 2065
… …
2017 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2070 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2018 col--; 2071 col--;
2019 2072
2020 crp = &ROW(screen.cur.row).r[col]; 2073 crp = &ROW(screen.cur.row).r[col];
2021 2074
2022 if (showcursor && focus) 2075#ifndef NO_CURSORCOLOR
2076 cc1 = *crp & (RS_fgMask | RS_bgMask);
2077 if (ISSET_PIXCOLOR (Color_cursor))
2078 ccol1 = Color_cursor;
2079 else
2080#endif
2081#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2082 ccol1 = fgcolor_of (rstyle);
2083#else
2084 ccol1 = Color_fg;
2085#endif
2086
2087#ifndef NO_CURSORCOLOR
2088 if (ISSET_PIXCOLOR (Color_cursor2))
2089 ccol2 = Color_cursor2;
2090 else
2091#endif
2092#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2093 ccol2 = bgcolor_of (rstyle);
2094#else
2095 ccol2 = Color_bg;
2096#endif
2097
2098 if (focus)
2023 { 2099 {
2024 if (options & Opt_cursorUnderline) 2100 if (option (Opt_cursorUnderline))
2025 *crp ^= RS_Uline; 2101 *crp ^= RS_Uline;
2026 else 2102 else
2027 { 2103 {
2028 *crp ^= RS_RVid; 2104 *crp ^= RS_RVid;
2029
2030#ifndef NO_CURSORCOLOR
2031 cc1 = *crp & (RS_fgMask | RS_bgMask);
2032 if (ISSET_PIXCOLOR (Color_cursor))
2033 ccol1 = Color_cursor;
2034 else
2035#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2036 ccol1 = GET_FGCOLOR (rstyle);
2037#else
2038 ccol1 = Color_fg;
2039#endif
2040 if (ISSET_PIXCOLOR (Color_cursor2))
2041 ccol2 = Color_cursor2;
2042 else
2043#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2044 ccol2 = GET_BGCOLOR (rstyle);
2045#else
2046 ccol2 = Color_bg;
2047#endif
2048 *crp = SET_FGCOLOR (*crp, ccol1); 2105 *crp = SET_FGCOLOR (*crp, ccol1);
2049 *crp = SET_BGCOLOR (*crp, ccol2); 2106 *crp = SET_BGCOLOR (*crp, ccol2);
2050#endif
2051 } 2107 }
2052 } 2108 }
2053 } 2109 }
2054 2110
2055 /* make sure no outline cursor is left around */ 2111 /* make sure no outline cursor is left around */
2056 setoldcursor = 0; 2112 setoldcursor = 0;
2057 if (ocrow != -1) 2113 if (ocrow != -1)
2058 { 2114 {
2059 if (screen.cur.row + view_start != ocrow 2115 if (screen.cur.row - view_start != ocrow
2060 || screen.cur.col != oldcursor.col) 2116 || screen.cur.col != oldcursor.col)
2061 { 2117 {
2062 if (ocrow < nrow 2118 if (ocrow < nrow
2063 && oldcursor.col < ncol) 2119 && oldcursor.col < ncol)
2064 drawn[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline); 2120 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2065 2121
2066 if (focus || !showcursor) 2122 if (focus || !showcursor)
2067 oldcursor.row = -1; 2123 oldcursor.row = -1;
2068 else 2124 else
2069 setoldcursor = 1; 2125 setoldcursor = 1;
… …
2072 else if (!focus) 2128 else if (!focus)
2073 setoldcursor = 1; 2129 setoldcursor = 1;
2074 2130
2075 if (setoldcursor) 2131 if (setoldcursor)
2076 { 2132 {
2077 if (screen.cur.row + view_start >= nrow) 2133 if (screen.cur.row - view_start >= nrow)
2078 oldcursor.row = -1; 2134 oldcursor.row = -1;
2079 else 2135 else
2080 { 2136 {
2081 oldcursor.row = screen.cur.row + view_start; 2137 oldcursor.row = screen.cur.row - view_start;
2082 oldcursor.col = screen.cur.col; 2138 oldcursor.col = screen.cur.col;
2083 } 2139 }
2084 } 2140 }
2085 } 2141 }
2086
2087#if ENABLE_OVERLAY
2088 scr_swap_overlay ();
2089#endif
2090 2142
2091#ifndef NO_SLOW_LINK_SUPPORT 2143#ifndef NO_SLOW_LINK_SUPPORT
2092 /* 2144 /*
2093 * D: CopyArea pass - very useful for slower links 2145 * D: CopyArea pass - very useful for slower links
2094 * This has been deliberately kept simple. 2146 * This has been deliberately kept simple.
2095 */ 2147 */
2096 i = num_scr;
2097 if (!display->is_local 2148 if (!display->is_local
2098 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr 2149 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2099 && abs (num_scr) < nrow && !must_clear) 2150 && abs (num_scr) < nrow && !have_bg)
2100 { 2151 {
2101 int16_t nits; 2152 int16_t nits;
2153 int i = num_scr;
2102 int j; 2154 int j;
2103 int len, wlen; 2155 int len, wlen;
2156 dLocal (int, num_scr);
2104 2157
2105 j = nrow; 2158 j = nrow;
2106 wlen = len = -1; 2159 wlen = len = -1;
2107 row = i > 0 ? 0 : j - 1; 2160 row = i > 0 ? 0 : j - 1;
2161
2108 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2162 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2109 { 2163 {
2110 if (row + i >= 0 && row + i < nrow && row + i != ocrow) 2164 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2111 { 2165 {
2112 line_t s = save[(row + row_offset) % total_rows]; 2166 line_t s = ROW(view_start + row);
2113 line_t d = drawn[row]; 2167 line_t d = drawn_buf[row];
2114 line_t d2 = drawn[row + i]; 2168 line_t d2 = drawn_buf[row + i];
2115 2169
2116 for (nits = 0, col = ncol; col--; ) 2170 for (nits = 0, col = ncol; col--; )
2117 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col]) 2171 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2118 nits--; 2172 nits--;
2119 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col]) 2173 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
… …
2133 wlen = row; 2187 wlen = row;
2134 continue; 2188 continue;
2135 } 2189 }
2136 } 2190 }
2137 2191
2138 if (len != -1) 2192 if (len >= 0)
2139 { 2193 {
2140 /* also comes here at end if needed because of >= above */ 2194 /* also comes here at end if needed because of >= above */
2141 if (wlen < len) 2195 if (wlen < len)
2142 SWAP_IT (wlen, len, int); 2196 ::swap (wlen, len);
2143 2197
2198 XGCValues gcv;
2199
2200 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2144 XCopyArea (display->display, vt, vt, 2201 XCopyArea (dpy, vt, vt,
2145 gc, 0, Row2Pixel (len + i), 2202 gc, 0, Row2Pixel (len + i),
2146 (unsigned int)TermWin_TotalWidth (), 2203 (unsigned int)this->width,
2147 (unsigned int)Height2Pixel (wlen - len + 1), 2204 (unsigned int)Height2Pixel (wlen - len + 1),
2148 0, Row2Pixel (len)); 2205 0, Row2Pixel (len));
2206 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2207
2149 len = -1; 2208 len = -1;
2150 } 2209 }
2151 } 2210 }
2152 } 2211 }
2153#endif 2212#endif
… …
2155 /* 2214 /*
2156 * E: main pass across every character 2215 * E: main pass across every character
2157 */ 2216 */
2158 for (row = 0; row < nrow; row++) 2217 for (row = 0; row < nrow; row++)
2159 { 2218 {
2160 text_t *stp = save[(row + row_offset) % total_rows].t; 2219 text_t *stp = ROW(view_start + row).t;
2161 rend_t *srp = save[(row + row_offset) % total_rows].r; 2220 rend_t *srp = ROW(view_start + row).r;
2162 text_t *dtp = drawn[row].t; 2221 text_t *dtp = drawn_buf[row].t;
2163 rend_t *drp = drawn[row].r; 2222 rend_t *drp = drawn_buf[row].r;
2164 2223
2165 /* 2224 /*
2166 * E2: OK, now the real pass 2225 * E2: OK, now the real pass
2167 */ 2226 */
2168 int ypixel = (int)Row2Pixel (row); 2227 int ypixel = (int)Row2Pixel (row);
… …
2177 continue; 2236 continue;
2178 2237
2179 // redraw one or more characters 2238 // redraw one or more characters
2180 2239
2181 // seek to the beginning of wide characters 2240 // seek to the beginning of wide characters
2182 while (stp[col] == NOCHAR && col > 0) 2241 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2183 --col; 2242 --col;
2184 2243
2185 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2244 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2186 text_t *text = stp + col; 2245 text_t *text = stp + col;
2187 int count = 1; 2246 int count = 1;
2188 2247
2189 dtp[col] = stp[col]; 2248 dtp[col] = stp[col];
2190 drp[col] = rend; 2249 drp[col] = rend;
… …
2194 for (i = 0; ++col < ncol; ) 2253 for (i = 0; ++col < ncol; )
2195 { 2254 {
2196 if (stp[col] == NOCHAR) 2255 if (stp[col] == NOCHAR)
2197 { 2256 {
2198 dtp[col] = stp[col]; 2257 dtp[col] = stp[col];
2199 drp[col] = rend; 2258 drp[col] = srp[col];
2259
2200 count++; 2260 count++;
2201 i++; 2261 i++;
2202 2262
2203 continue; 2263 continue;
2204 } 2264 }
… …
2209 count++; 2269 count++;
2210 2270
2211 if (stp[col] != dtp[col] 2271 if (stp[col] != dtp[col]
2212 || !RS_SAME (srp[col], drp[col])) 2272 || !RS_SAME (srp[col], drp[col]))
2213 { 2273 {
2214 if (must_clear && (i++ > count / 2)) 2274 if (have_bg && (i++ > count / 2))
2215 break; 2275 break;
2216 2276
2217 dtp[col] = stp[col]; 2277 dtp[col] = stp[col];
2218 drp[col] = rend; 2278 drp[col] = rend;
2219 i = 0; 2279 i = 0;
2220 } 2280 }
2221 else if (must_clear || (stp[col] != ' ' && ++i >= 16)) 2281 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2222 break; 2282 break;
2223 } 2283 }
2224 2284
2225 col--; /* went one too far. move back */ 2285 col--; /* went one too far. move back */
2226 count -= i; /* dump any matching trailing chars */ 2286 count -= i; /* dump any matching trailing chars */
2227 2287
2228 // sometimes we optimize away the trailing NOCHAR's, add them back 2288 // sometimes we optimize away the trailing NOCHAR's, add them back
2229 while (i && text[count] == NOCHAR) 2289 while (ecb_unlikely (i && text[count] == NOCHAR))
2230 count++, i--; 2290 count++, i--;
2231 2291
2232 /* 2292 /*
2233 * Determine the attributes for the string 2293 * Determine the attributes for the string
2234 */ 2294 */
2235 int fore = GET_FGCOLOR (rend); // desired foreground 2295 int fore = fgcolor_of (rend); // desired foreground
2236 int back = GET_BGCOLOR (rend); // desired background 2296 int back = bgcolor_of (rend); // desired background
2237 2297
2238 // only do special processing if any attributes are set, which is rare 2298 // only do special processing if any attributes are set, which is unlikely
2239 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)) 2299 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2240 { 2300 {
2241#if ENABLE_STYLES
2242 // force redraw after "careful" characters to avoid pixel droppings
2243 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2244 drp[col + 1] = ~srp[col + 1];
2245
2246 // include previous careful character(s) if possible, looks nicer (best effort...)
2247 while (text > stp
2248 && srp[text - stp - 1] & RS_Careful
2249 && RS_SAME (rend, srp[text - stp - 1]))
2250 text--, count++, xpixel -= fwidth;
2251#endif
2252
2253 bool invert = rend & RS_RVid; 2301 bool invert = rend & RS_RVid;
2254 2302
2255#ifndef NO_BOLD_UNDERLINE_REVERSE 2303#ifndef NO_BOLD_UNDERLINE_REVERSE
2256 if (rend & RS_Bold
2257 && fore == Color_fg) 2304 if (rend & RS_Bold && fore == Color_fg)
2258 { 2305 {
2259 if (ISSET_PIXCOLOR (Color_BD)) 2306 if (ISSET_PIXCOLOR (Color_BD))
2260 fore = Color_BD; 2307 fore = Color_BD;
2261# if !ENABLE_STYLES 2308# if !ENABLE_STYLES
2262 else 2309 else
2263 invert = !invert; 2310 invert = !invert;
2264# endif 2311# endif
2265 } 2312 }
2266 2313
2267 if (rend & RS_Italic 2314 if (rend & RS_Italic && fore == Color_fg)
2268 && fore == Color_fg)
2269 { 2315 {
2270 if (ISSET_PIXCOLOR (Color_IT)) 2316 if (ISSET_PIXCOLOR (Color_IT))
2271 fore = Color_IT; 2317 fore = Color_IT;
2272# if !ENABLE_STYLES 2318# if !ENABLE_STYLES
2273 else 2319 else
2274 invert = !invert; 2320 invert = !invert;
2275# endif 2321# endif
2276 } 2322 }
2277 2323
2278 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL)) 2324 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2279 fore = Color_UL; 2325 fore = Color_UL;
2326#endif
2327
2328#ifdef OPTION_HC
2329 if (rend & RS_Sel)
2330 {
2331 /* invert the column if no highlightColor is set or it is the
2332 * current cursor column */
2333 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2334 && ISSET_PIXCOLOR (Color_HC))
2335 {
2336 if (ISSET_PIXCOLOR (Color_HTC))
2337 fore = Color_HTC;
2338 // if invert is 0 reverse video is set so we use bg color as fg color
2339 else if (!invert)
2340 fore = back;
2341
2342 back = Color_HC;
2343 invert = 0;
2344 }
2345 }
2280#endif 2346#endif
2281 2347
2282 if (invert) 2348 if (invert)
2283 { 2349 {
2284 SWAP_IT (fore, back, int); 2350 ::swap (fore, back);
2285 2351
2286#ifndef NO_BOLD_UNDERLINE_REVERSE 2352#ifndef NO_BOLD_UNDERLINE_REVERSE
2287 if (ISSET_PIXCOLOR (Color_RV))
2288 back = Color_RV;
2289
2290 if (fore == back) 2353 if (fore == back)
2291 { 2354 {
2292 fore = Color_bg; 2355 fore = Color_bg;
2293 back = Color_fg; 2356 back = Color_fg;
2294 } 2357 }
… …
2296 } 2359 }
2297 2360
2298#ifdef TEXT_BLINK 2361#ifdef TEXT_BLINK
2299 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg)) 2362 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2300 { 2363 {
2301 if (!text_blink_ev.active) 2364 if (!text_blink_ev.is_active ())
2302 { 2365 {
2303 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL); 2366 text_blink_ev.again ();
2304 hidden_text = 0; 2367 hidden_text = 0;
2305 } 2368 }
2306 else if (hidden_text) 2369 else if (hidden_text)
2307 fore = back; 2370 fore = back;
2308 } 2371 }
2309#endif 2372#endif
2373
2374#if ENABLE_STYLES
2375 // "careful" (too wide) character handling
2376
2377 // include previous careful character(s) if possible, looks nicer (best effort...)
2378 while (text > stp
2379 && srp[text - stp - 1] & RS_Careful
2380 && RS_SAME (rend, srp[text - stp - 1]))
2381 text--, count++, xpixel -= fwidth;
2382
2383 // force redraw after "careful" characters to avoid pixel droppings
2384 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2385 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2386
2387 // force redraw before "careful" characters to avoid pixel droppings
2388 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2389 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2390#endif
2310 } 2391 }
2311 2392
2312 /* 2393 /*
2313 * Actually do the drawing of the string here 2394 * Actually do the drawing of the string here
2314 */ 2395 */
2315 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2396 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2316 2397
2317 if (back == fore) 2398 if (ecb_likely (have_bg && back == Color_bg))
2318 font->clear_rect (*drawable, xpixel, ypixel,
2319 fwidth * count, fheight,
2320 back);
2321 else if (back == Color_bg)
2322 { 2399 {
2323 if (must_clear) 2400 // this is very ugly, maybe push it into ->draw?
2324 {
2325 CLEAR_CHARS (xpixel, ypixel, count);
2326 2401
2327 for (i = 0; i < count; i++) /* don't draw empty strings */ 2402 for (i = 0; i < count; i++) /* don't draw empty strings */
2328 if (text[i] != ' ') 2403 if (text[i] != ' ')
2329 { 2404 {
2330 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1); 2405 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2331 break; 2406 goto did_clear;
2332 }
2333 } 2407 }
2334 else 2408
2335 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg); 2409 CLEAR_CHARS (xpixel, ypixel, count);
2410 did_clear: ;
2336 } 2411 }
2337 else 2412 else
2338 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2413 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2339 2414
2340 if (rend & RS_Uline && font->descent > 1 && fore != back) 2415 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2341 { 2416 {
2342#if ENABLE_FRILLS 2417#if ENABLE_FRILLS
2343 if (ISSET_PIXCOLOR (Color_underline)) 2418 if (ISSET_PIXCOLOR (Color_underline))
2344 XSetForeground (display->display, gc, pix_colors[Color_underline]); 2419 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2345 else 2420 else
2346#endif 2421#endif
2347 XSetForeground (display->display, gc, pix_colors[fore]); 2422 XSetForeground (dpy, gc, pix_colors[fore]);
2348 2423
2349 XDrawLine (display->display, drawBuffer, gc, 2424 XDrawLine (dpy, vt, gc,
2350 xpixel, ypixel + font->ascent + 1, 2425 xpixel, ypixel + font->ascent + 1,
2351 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2426 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2352 } 2427 }
2353 } /* for (col....) */ 2428 } /* for (col....) */
2354 } /* for (row....) */ 2429 } /* for (row....) */
2355 2430
2356#if ENABLE_OVERLAY
2357 scr_swap_overlay ();
2358#endif
2359
2360 /* 2431 /*
2361 * G: cleanup cursor and display outline cursor if necessary 2432 * G: cleanup cursor and display outline cursor if necessary
2362 */ 2433 */
2363 if (showcursor) 2434 if (showcursor)
2364 { 2435 {
2365 if (focus) 2436 if (focus)
2366 { 2437 {
2367 if (options & Opt_cursorUnderline) 2438 if (option (Opt_cursorUnderline))
2368 *crp ^= RS_Uline; 2439 *crp ^= RS_Uline;
2369 else 2440 else
2370 { 2441 {
2371 *crp ^= RS_RVid; 2442 *crp ^= RS_RVid;
2372#ifndef NO_CURSORCOLOR 2443#ifndef NO_CURSORCOLOR
… …
2381 2452
2382 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2453 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2383 col--; 2454 col--;
2384 2455
2385 while (col + cursorwidth < ncol 2456 while (col + cursorwidth < ncol
2386 && drawn[oldcursor.row].t[col + cursorwidth] == NOCHAR) 2457 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2387 cursorwidth++; 2458 cursorwidth++;
2388 2459
2389#ifndef NO_CURSORCOLOR 2460#ifndef NO_CURSORCOLOR
2390 if (ISSET_PIXCOLOR (Color_cursor)) 2461 if (ISSET_PIXCOLOR (Color_cursor))
2391 XSetForeground (display->display, gc, pix_colors[Color_cursor]); 2462 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2463 else
2392#endif 2464#endif
2465 XSetForeground (dpy, gc, pix_colors[ccol1]);
2393 2466
2394 XDrawRectangle (display->display, drawBuffer, gc, 2467 XDrawRectangle (dpy, vt, gc,
2395 Col2Pixel (col), 2468 Col2Pixel (col),
2396 Row2Pixel (oldcursor.row), 2469 Row2Pixel (oldcursor.row),
2397 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2470 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2398 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2471 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2399 } 2472 }
2400 } 2473 }
2401 2474
2402 /* 2475 /*
2403 * H: cleanup selection 2476 * H: cleanup selection
2404 */ 2477 */
2478#if ENABLE_OVERLAY
2479 scr_swap_overlay ();
2480#endif
2481 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2482
2405 scr_reverse_selection (); 2483 scr_reverse_selection ();
2406 2484
2407 if (refresh_type & SMOOTH_REFRESH) 2485 screen.flags = old_screen_flags;
2408 XFlush (display->display);
2409
2410 num_scr = 0; 2486 num_scr = 0;
2411 num_scr_allow = 1; 2487 num_scr_allow = 1;
2412} 2488}
2413 2489
2414void 2490void
2415rxvt_term::scr_remap_chars (const line_t &l) 2491rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2416{ 2492{
2417 if (!l.t) 2493 if (!l.t)
2418 return; 2494 return;
2419 2495
2496 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2497
2420 for (int i = ncol; i--; ) 2498 for (int i = ncol; i--; )
2421 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2499 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2422} 2500}
2423 2501
2424void 2502void
2425rxvt_term::scr_remap_chars () 2503rxvt_term::scr_remap_chars () NOTHROW
2426{ 2504{
2427 for (int i = total_rows; i--; ) 2505 for (int i = total_rows; i--; )
2428 scr_remap_chars (save[i]); 2506 scr_remap_chars (row_buf [i]);
2429 2507
2430 for (int i = nrow; i--; ) 2508 for (int i = nrow; i--; )
2431 { 2509 {
2432 scr_remap_chars (drawn[i]); 2510 scr_remap_chars (drawn_buf [i]);
2433 scr_remap_chars (swap_save[i]); 2511 scr_remap_chars (swap_buf [i]);
2512 }
2513}
2514
2515void
2516rxvt_term::scr_recolour (bool refresh) NOTHROW
2517{
2518 bool transparent = false;
2519
2520#ifdef HAVE_BG_PIXMAP
2521 if (bg_pixmap != None)
2434 } 2522 {
2435} 2523# ifdef ENABLE_TRANSPARENCY
2524 if (bg_flags & BG_IS_TRANSPARENT)
2525 {
2526 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2527 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2436 2528
2437void 2529 transparent = true;
2438rxvt_term::scr_recolour () 2530 }
2439{ 2531 else
2440 if (1
2441#if TRANSPARENT
2442 && !am_transparent
2443#endif 2532# endif
2444#if XPM_BACKGROUND
2445 && !bgPixmap.pixmap
2446#endif
2447 ) 2533 {
2534 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2535 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2536 }
2448 { 2537 }
2538 else
2539#endif
2540 {
2449 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]); 2541 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2450 XClearWindow (display->display, parent[0]);
2451 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]); 2542 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2452#if HAVE_SCROLLBARS 2543 }
2544
2545 XClearWindow (dpy, parent);
2546
2453 if (scrollBar.win) 2547 if (scrollBar.win)
2454 { 2548 {
2549 if (transparent)
2550 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2551 else
2455 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); 2552 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2456 scrollBar.setIdle (); 2553 scrollBar.state = STATE_IDLE;
2457 scrollbar_show (0); 2554 scrollBar.show (0);
2458 } 2555 }
2459#endif 2556
2557 if (refresh)
2460 } 2558 {
2461
2462 scr_clear (); 2559 scr_clear ();
2463 scr_touch (true); 2560 scr_touch (true);
2561 }
2464 want_refresh = 1; 2562 want_refresh = 1;
2465} 2563}
2466 2564
2467/* ------------------------------------------------------------------------- */ 2565/* ------------------------------------------------------------------------- */
2468void 2566void
2469rxvt_term::scr_clear (bool really) 2567rxvt_term::scr_clear (bool really) NOTHROW
2470{ 2568{
2471 if (!mapped) 2569 if (!mapped)
2472 return; 2570 return;
2473 2571
2474 num_scr_allow = 0; 2572 num_scr_allow = 0;
2475 want_refresh = 1; 2573 want_refresh = 1;
2476 2574
2477 if (really) 2575 if (really)
2478 XClearWindow (display->display, vt); 2576 XClearWindow (dpy, vt);
2479} 2577}
2480 2578
2481/* ------------------------------------------------------------------------- */
2482void 2579void
2580rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2581{
2582 int view_end = view_start + nrow;
2583 int row, col;
2584
2585 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2586 {
2587 text_t *stp = ROW(row).t;
2588 rend_t *srp = ROW(row).r;
2589
2590 for (col = beg_col; col < end_col; col++)
2591 srp[col] ^= rstyle1;
2592
2593 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2594 srp[col] ^= rstyle2;
2595
2596 if (++col < end_col)
2597 srp[col] ^= rstyle2;
2598 }
2599}
2600
2601void
2602rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2603{
2604 int view_end = view_start + nrow;
2605 int row, col;
2606
2607 if (beg_row >= view_start)
2608 {
2609 col = beg_col;
2610 row = beg_row;
2611 }
2612 else
2613 {
2614 col = 0;
2615 row = view_start;
2616 }
2617
2618 for (; row < min (end_row, view_end); row++, col = 0)
2619 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2620 srp[col] ^= rstyle;
2621
2622 if (row == end_row)
2623 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2624 srp[col] ^= rstyle;
2625}
2626
2627/* ------------------------------------------------------------------------- */
2628void
2483rxvt_term::scr_reverse_selection () 2629rxvt_term::scr_reverse_selection () NOTHROW
2484{ 2630{
2485 if (selection.op 2631 if (selection.op
2486 && current_screen == selection.screen 2632 && current_screen == selection.screen
2487 && selection.end.row >= -view_start) 2633 && selection.end.row >= view_start)
2488 { 2634 {
2489 int view_end = -view_start + nrow; 2635#if !ENABLE_MINIMAL
2490 int row, col;
2491
2492#if ENABLE_FRILLS
2493 if (selection.rect) 2636 if (selection.rect)
2494 { 2637 scr_xor_rect (selection.beg.row, selection.beg.col,
2495 for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++) 2638 selection.end.row, selection.end.col,
2496 for (rend_t *srp = ROW(row).r, col = selection.beg.col; col < selection.end.col; col++) 2639 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2497 srp[col] ^= RS_RVid;
2498 }
2499 else 2640 else
2500#endif 2641#endif
2501 { 2642 scr_xor_span (selection.beg.row, selection.beg.col,
2502 if (selection.beg.row >= -view_start) 2643 selection.end.row, selection.end.col,
2503 { 2644 RS_Sel | RS_RVid);
2504 col = selection.beg.col;
2505 row = selection.beg.row;
2506 }
2507 else
2508 {
2509 col = 0;
2510 row = view_start;
2511 }
2512
2513 for (; row < min (selection.end.row, view_end); row++, col = 0)
2514 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2515 srp[col] ^= RS_RVid;
2516
2517 if (row == selection.end.row)
2518 for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2519 srp[col] ^= RS_RVid;
2520 }
2521 } 2645 }
2522} 2646}
2523 2647
2524/* ------------------------------------------------------------------------- */ 2648/* ------------------------------------------------------------------------- */
2525/* 2649/*
2526 * Dump the whole scrollback and screen to the passed filedescriptor. The 2650 * Dump the whole scrollback and screen to the passed filedescriptor. The
2527 * invoking routine must close the fd. 2651 * invoking routine must close the fd.
2528 */ 2652 */
2529#if 0 2653#if 0
2530void 2654void
2531rxvt_term::scr_dump (int fd) 2655rxvt_term::scr_dump (int fd) NOTHROW
2532{ 2656{
2533 int row, wrote; 2657 int row, wrote;
2534 unsigned int width, towrite; 2658 unsigned int width, towrite;
2535 char r1[] = "\n"; 2659 const char r1[] = "\n";
2536 2660
2537 for (row = saveLines - nsaved; 2661 for (row = saveLines + top_row;
2538 row < saveLines + nrow - 1; row++) 2662 row < saveLines + nrow - 1; row++)
2539 { 2663 {
2540 width = save[row].l >= 0 ? save[row].l 2664 width = row_buf[row].l >= 0 ? row_buf[row].l
2541 : ncol; 2665 : ncol;
2542 for (towrite = width; towrite; towrite -= wrote) 2666 for (towrite = width; towrite; towrite -= wrote)
2543 { 2667 {
2544 wrote = write (fd, & (save[row].t[width - towrite]), 2668 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2545 towrite); 2669 towrite);
2546 if (wrote < 0) 2670 if (wrote < 0)
2547 return; /* XXX: death, no report */ 2671 return; /* XXX: death, no report */
2548 } 2672 }
2549 if (save[row].l >= 0) 2673 if (row_buf[row].l >= 0)
2550 if (write (fd, r1, 1) <= 0) 2674 if (write (fd, r1, 1) <= 0)
2551 return; /* XXX: death, no report */ 2675 return; /* XXX: death, no report */
2552 } 2676 }
2553} 2677}
2554#endif 2678#endif
2555 2679
2556/* ------------------------------------------------------------------------- * 2680/* ------------------------------------------------------------------------- *
2557 * CHARACTER SELECTION * 2681 * CHARACTER SELECTION *
2558 * ------------------------------------------------------------------------- */ 2682 * ------------------------------------------------------------------------- */
2559void 2683void
2560rxvt_term::selection_check (int check_more) 2684rxvt_term::selection_check (int check_more) NOTHROW
2561{ 2685{
2562 row_col_t pos; 2686 row_col_t pos;
2563 2687
2564 if (!selection.op) 2688 if (!selection.op)
2565 return; 2689 return;
2566 2690
2567 pos.row = pos.col = 0; 2691 pos.row = pos.col = 0;
2568 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow) 2692 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2569 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow) 2693 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2570 || !IN_RANGE_EXC (selection.end.row, -nsaved, nrow) 2694 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2571 || (check_more == 1 2695 || (check_more == 1
2572 && current_screen == selection.screen 2696 && current_screen == selection.screen
2573 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2697 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2574 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2698 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2575 || (check_more == 2 2699 || (check_more == 2
… …
2586/* ------------------------------------------------------------------------- */ 2710/* ------------------------------------------------------------------------- */
2587/* 2711/*
2588 * Paste a selection direct to the command fd 2712 * Paste a selection direct to the command fd
2589 */ 2713 */
2590void 2714void
2591rxvt_term::paste (unsigned char *data, unsigned int len) 2715rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2592{ 2716{
2593 /* convert normal newline chars into common keyboard Return key sequence */ 2717 /* convert normal newline chars into common keyboard Return key sequence */
2594 for (unsigned int i = 0; i < len; i++) 2718 for (unsigned int i = 0; i < len; i++)
2595 if (data[i] == C0_LF) 2719 if (data[i] == C0_LF)
2596 data[i] = C0_CR; 2720 data[i] = C0_CR;
2597 2721
2722 if (priv_modes & PrivMode_BracketPaste)
2723 tt_printf ("\e[200~");
2724
2598 tt_write (data, len); 2725 tt_write (data, len);
2599}
2600 2726
2601/* ------------------------------------------------------------------------- */ 2727 if (priv_modes & PrivMode_BracketPaste)
2602/* 2728 tt_printf ("\e[201~");
2603 * Respond to a notification that a primary selection has been sent
2604 * EXT: SelectionNotify
2605 */
2606void
2607rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2608{
2609 if (prop == None) /* check for failed XConvertSelection */
2610 {
2611 if ((selection_type & Sel_CompoundText))
2612 {
2613 int selnum = selection_type & Sel_whereMask;
2614
2615 selection_type = 0;
2616 if (selnum != Sel_direct)
2617 selection_request_other (XA_STRING, selnum);
2618 }
2619
2620 if ((selection_type & Sel_UTF8String))
2621 {
2622 int selnum = selection_type & Sel_whereMask;
2623
2624 selection_type = Sel_CompoundText;
2625 if (selnum != Sel_direct)
2626 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2627 else
2628 selection_type = 0;
2629 }
2630
2631 return;
2632 }
2633
2634 unsigned long bytes_after;
2635 XTextProperty ct;
2636
2637 if (XGetWindowProperty (display->display, win, prop,
2638 0, PROP_SIZE / 4,
2639 delete_prop, AnyPropertyType,
2640 &ct.encoding, &ct.format,
2641 &ct.nitems, &bytes_after,
2642 &ct.value) != Success)
2643 {
2644 ct.value = 0;
2645 goto bailout;
2646 }
2647
2648 if (ct.encoding == None)
2649 goto bailout;
2650
2651 if (bytes_after)
2652 {
2653 // fetch and append remaining data
2654 XTextProperty ct2;
2655
2656 if (XGetWindowProperty (display->display, win, prop,
2657 ct.nitems / 4, (bytes_after + 3) / 4,
2658 delete_prop, AnyPropertyType,
2659 &ct2.encoding, &ct2.format,
2660 &ct2.nitems, &bytes_after,
2661 &ct2.value) != Success)
2662 goto bailout;
2663
2664 // realloc should be compatible to XFree, here, and elsewhere, too
2665 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2666 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2667 ct.nitems += ct2.nitems;
2668
2669 XFree (ct2.value);
2670 }
2671
2672 if (ct.value == 0)
2673 goto bailout;
2674
2675 if (ct.encoding == xa[XA_INCR])
2676 {
2677 // INCR selection, start handshake
2678 if (!delete_prop)
2679 XDeleteProperty (display->display, win, prop);
2680
2681 selection_wait = Sel_incr;
2682 incr_buf_fill = 0;
2683 incr_ev.start (NOW + 10);
2684
2685 goto bailout;
2686 }
2687
2688 if (ct.nitems == 0)
2689 {
2690 if (selection_wait == Sel_incr)
2691 {
2692 XFree (ct.value);
2693
2694 // finally complete, now paste the whole thing
2695 selection_wait = Sel_normal;
2696 ct.value = (unsigned char *)incr_buf;
2697 ct.nitems = incr_buf_fill;
2698 incr_buf = 0;
2699 incr_buf_size = 0;
2700 incr_ev.stop ();
2701 }
2702 else
2703 {
2704 if (selection_wait == Sel_normal
2705 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2706 {
2707 /*
2708 * pass through again trying CUT_BUFFER0 if we've come from
2709 * XConvertSelection () but nothing was presented
2710 */
2711 selection_paste (display->root, XA_CUT_BUFFER0, False);
2712 }
2713
2714 goto bailout;
2715 }
2716 }
2717 else if (selection_wait == Sel_incr)
2718 {
2719 incr_ev.start (NOW + 10);
2720
2721 while (incr_buf_fill + ct.nitems > incr_buf_size)
2722 {
2723 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2724 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2725 }
2726
2727 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2728 incr_buf_fill += ct.nitems;
2729
2730 goto bailout;
2731 }
2732
2733 char **cl;
2734 int cr;
2735
2736#if ENABLE_FRILLS
2737 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2738 // so recode it manually
2739 if (ct.encoding == xa[XA_UTF8_STRING])
2740 {
2741 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2742 char *s = rxvt_wcstombs (w);
2743 free (w);
2744 // TODO: strlen == only the first element will be converted. well...
2745 paste ((unsigned char *)s, strlen (s));
2746 free (s);
2747 }
2748 else
2749#endif
2750 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2751 && cl)
2752 {
2753 for (int i = 0; i < cr; i++)
2754 paste ((unsigned char *)cl[i], strlen (cl[i]));
2755
2756 XFreeStringList (cl);
2757 }
2758 else
2759 paste (ct.value, ct.nitems); // paste raw
2760
2761bailout:
2762 XFree (ct.value);
2763
2764 if (selection_wait == Sel_normal)
2765 selection_wait = Sel_none;
2766} 2729}
2767 2730
2768void 2731void
2769rxvt_term::incr_cb (time_watcher &w) 2732rxvt_term::paste (char *data, unsigned int len) NOTHROW
2770{ 2733{
2771 selection_wait = Sel_none; 2734 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2772
2773 incr_buf_size = 0;
2774 free (incr_buf);
2775
2776 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2777}
2778
2779void
2780rxvt_term::selection_property (Window win, Atom prop)
2781{
2782 if (prop == None || selection_wait != Sel_incr)
2783 return; 2735 return;
2784 2736
2785 selection_paste (win, prop, true); 2737 tt_paste (data, len);
2786} 2738}
2787 2739
2788/* ------------------------------------------------------------------------- */ 2740/* ------------------------------------------------------------------------- */
2789/* 2741/*
2790 * Request the current selection: 2742 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2791 * Order: > internal selection if available 2743 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2792 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2744 * as fallback
2793 * > CUT_BUFFER0
2794 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2795 * will auto fallback to CUT_BUFFER0
2796 * EXT: button 2 release 2745 * EXT: button 2 release
2797 */ 2746 */
2798void 2747void
2799rxvt_term::selection_request (Time tm, int x, int y) 2748rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2800{ 2749{
2801 if (x < 0 || x >= width || y < 0 || y >= height)
2802 return; /* outside window */
2803
2804 if (selection.text) 2750 if (!selection_req)
2805 { /* internal selection */
2806 char *str = rxvt_wcstombs (selection.text, selection.len);
2807 paste ((unsigned char *)str, strlen (str));
2808 free (str);
2809 return;
2810 } 2751 {
2811 else 2752 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2753 selection_req->run ();
2812 { 2754 }
2813 int i;
2814
2815 selection_request_time = tm;
2816 selection_wait = Sel_normal;
2817
2818 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2819 {
2820#if X_HAVE_UTF8_STRING
2821 selection_type = Sel_UTF8String;
2822 if (selection_request_other (xa[XA_UTF8_STRING], i))
2823 return;
2824#else
2825 selection_type = Sel_CompoundText;
2826 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2827 return;
2828#endif
2829 }
2830 }
2831
2832 selection_wait = Sel_none; /* don't loop in selection_paste () */
2833 selection_paste (display->root, XA_CUT_BUFFER0, false);
2834}
2835
2836int
2837rxvt_term::selection_request_other (Atom target, int selnum)
2838{
2839 Atom sel;
2840
2841 selection_type |= selnum;
2842
2843 if (selnum == Sel_Primary)
2844 sel = XA_PRIMARY;
2845 else if (selnum == Sel_Secondary)
2846 sel = XA_SECONDARY;
2847 else
2848 sel = xa[XA_CLIPBOARD];
2849
2850 if (XGetSelectionOwner (display->display, sel) != None)
2851 {
2852 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2853 vt, selection_request_time);
2854 return 1;
2855 }
2856
2857 return 0;
2858} 2755}
2859 2756
2860/* ------------------------------------------------------------------------- */ 2757/* ------------------------------------------------------------------------- */
2861/* 2758/*
2862 * Clear all selected text 2759 * Clear all selected text
2863 * EXT: SelectionClear 2760 * EXT: SelectionClear
2864 */ 2761 */
2865void 2762void
2866rxvt_term::selection_clear () 2763rxvt_term::selection_clear (bool clipboard) NOTHROW
2867{ 2764{
2765 if (!clipboard)
2766 {
2868 want_refresh = 1; 2767 want_refresh = 1;
2869 free (selection.text); 2768 free (selection.text);
2870 selection.text = NULL; 2769 selection.text = NULL;
2871 selection.len = 0; 2770 selection.len = 0;
2872 CLEAR_SELECTION (); 2771 CLEAR_SELECTION ();
2873 2772
2874 if (display->selection_owner == this) 2773 if (display->selection_owner == this)
2875 display->selection_owner = 0; 2774 display->selection_owner = 0;
2775 }
2776 else
2777 {
2778 free (selection.clip_text);
2779 selection.clip_text = NULL;
2780 selection.clip_len = 0;
2781
2782 if (display->clipboard_owner == this)
2783 display->clipboard_owner = 0;
2784 }
2876} 2785}
2877 2786
2878/* ------------------------------------------------------------------------- */ 2787/* ------------------------------------------------------------------------- */
2879/* 2788/*
2880 * Copy a selection into the cut buffer 2789 * Copy a selection into the cut buffer
2881 * EXT: button 1 or 3 release 2790 * EXT: button 1 or 3 release
2882 */ 2791 */
2883void 2792void
2884rxvt_term::selection_make (Time tm) 2793rxvt_term::selection_make (Time tm)
2885{ 2794{
2886 int i; 2795 int size;
2887 wchar_t *new_selection_text; 2796 wchar_t *new_selection_text;
2888 text_t *t; 2797 text_t *t;
2889 2798
2890 switch (selection.op) 2799 switch (selection.op)
2891 { 2800 {
… …
2904 selection.op = SELECTION_DONE; 2813 selection.op = SELECTION_DONE;
2905 2814
2906 if (selection.clicks == 4) 2815 if (selection.clicks == 4)
2907 return; /* nothing selected, go away */ 2816 return; /* nothing selected, go away */
2908 2817
2818 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2819 return;
2820
2909 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2821 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2910 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2822 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2911 2823
2912 int ofs = 0; 2824 int ofs = 0;
2913 int extra = 0; 2825 int extra = 0;
2914 2826
2915 int col = selection.beg.col; 2827 int col = selection.beg.col;
… …
2917 2829
2918 int end_col; 2830 int end_col;
2919 2831
2920 for (; row <= selection.end.row; row++, col = 0) 2832 for (; row <= selection.end.row; row++, col = 0)
2921 { 2833 {
2922#if ENABLE_FRILLS 2834#if !ENABLE_MINIMAL
2923 if (selection.rect) 2835 if (selection.rect)
2924 { 2836 {
2925 col = selection.beg.col; 2837 col = selection.beg.col;
2926 end_col = ncol + 1; 2838 end_col = selection.end.col;
2927 } 2839 }
2928 else 2840 else
2929#endif 2841#endif
2930 end_col = ROW(row).is_longer () ? ncol : ROW(row).l; //TODO//FIXME//LEN 2842 end_col = ROW(row).l;
2931 2843
2932 col = max (col, 0); 2844 col = max (col, 0);
2933 2845
2934 if (row == selection.end.row || selection.rect) 2846 if (row == selection.end.row)
2935 end_col = min (end_col, selection.end.col); 2847 min_it (end_col, selection.end.col);
2936 2848
2937 t = ROW(row).t + col; 2849 t = ROW(row).t + col;
2850
2938 for (; col < end_col; col++) 2851 for (; col < end_col; col++)
2939 { 2852 {
2940 if (*t == NOCHAR) 2853 if (*t == NOCHAR)
2941 t++; 2854 t++;
2942#if ENABLE_COMBINING 2855#if ENABLE_COMBINING
… …
2946 2859
2947 extra -= (len - 1); 2860 extra -= (len - 1);
2948 2861
2949 if (extra < 0) 2862 if (extra < 0)
2950 { 2863 {
2951 extra += i; 2864 extra += size;
2952 i += i; 2865 size += size;
2953 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2866 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2954 } 2867 }
2955 2868
2956 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2869 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2957 } 2870 }
2958#endif 2871#endif
2959 else 2872 else
2960 new_selection_text[ofs++] = *t++; 2873 new_selection_text[ofs++] = *t++;
2961 } 2874 }
2962 2875
2963 if (!ROW(row).is_longer () && row != selection.end.row) 2876#if !ENABLE_MINIMAL
2877 if (selection.rect)
2878 {
2879 while (ofs
2880 && new_selection_text[ofs - 1] != C0_LF
2881 && unicode::is_space (new_selection_text[ofs - 1]))
2882 --ofs;
2883
2964 new_selection_text[ofs++] = C0_LF; 2884 new_selection_text[ofs++] = C0_LF;
2965 } 2885 }
2966 2886 else
2967 if (end_col != selection.end.col) 2887#endif
2888 if (!ROW(row).is_longer ()
2889 && (row != selection.end.row || end_col != selection.end.col)
2890 && (row != selection.beg.row || selection.beg.col < ncol))
2968 new_selection_text[ofs++] = C0_LF; 2891 new_selection_text[ofs++] = C0_LF;
2892 }
2969 2893
2970 new_selection_text[ofs] = 0; 2894 new_selection_text[ofs] = 0;
2971 2895
2972 if (ofs == 0) 2896 if (ofs == 0)
2973 { 2897 {
… …
2979 2903
2980 // we usually allocate much more than necessary, so realloc it smaller again 2904 // we usually allocate much more than necessary, so realloc it smaller again
2981 selection.len = ofs; 2905 selection.len = ofs;
2982 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 2906 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2983 2907
2984 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm); 2908 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2985 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt) 2909 return;
2986 display->set_selection_owner (this); 2910
2911 selection_grab (tm);
2912}
2913
2914bool
2915rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2916{
2917 Atom sel;
2918
2919 if (!clipboard)
2920 {
2921 selection_time = tm;
2922 sel = XA_PRIMARY;
2923 }
2987 else 2924 else
2988 rxvt_warn ("can't get primary selection, ignoring.\n"); 2925 {
2926 clipboard_time = tm;
2927 sel = xa[XA_CLIPBOARD];
2928 }
2929
2930 XSetSelectionOwner (dpy, sel, vt, tm);
2931 if (XGetSelectionOwner (dpy, sel) == vt)
2932 {
2933 display->set_selection_owner (this, clipboard);
2934 return true;
2935 }
2936 else
2937 {
2938 selection_clear (clipboard);
2939 return false;
2940 }
2989 2941
2990#if 0 2942#if 0
2991 XTextProperty ct; 2943 XTextProperty ct;
2992 2944
2993 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 2945 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2994 { 2946 {
2995 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 2947 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2996 XFree (ct.value); 2948 XFree (ct.value);
2997 } 2949 }
2998#endif 2950#endif
2999
3000 selection_time = tm;
3001} 2951}
3002 2952
3003/* ------------------------------------------------------------------------- */ 2953/* ------------------------------------------------------------------------- */
3004/* 2954/*
3005 * Mark or select text based upon number of clicks: 1, 2, or 3 2955 * Mark or select text based upon number of clicks: 1, 2, or 3
3006 * EXT: button 1 press 2956 * EXT: button 1 press
3007 */ 2957 */
3008void 2958void
3009rxvt_term::selection_click (int clicks, int x, int y) 2959rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3010{ 2960{
3011 clicks = ((clicks - 1) % 3) + 1; 2961 clicks = ((clicks - 1) % 3) + 1;
3012 selection.clicks = clicks; /* save clicks so extend will work */ 2962 selection.clicks = clicks; /* save clicks so extend will work */
3013 2963
2964 if (clicks == 2 && !selection.rect
2965 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2966 {
2967 MEvent.clicks = 1; // what a mess
2968 selection.screen = current_screen;
2969 selection.op = SELECTION_CONT;
2970 return;
2971 }
2972
3014 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2973 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3015 2974
3016 if (clicks == 2 || clicks == 3) 2975 if (clicks == 2 || clicks == 3)
3017 selection_extend_colrow (selection.mark.col, 2976 selection_extend_colrow (selection.mark.col,
3018 selection.mark.row + view_start, 2977 selection.mark.row - view_start,
3019 0, /* button 3 */ 2978 0, /* button 3 */
3020 1, /* button press */ 2979 1, /* button press */
3021 0); /* click change */ 2980 0); /* click change */
3022} 2981}
3023 2982
3024/* ------------------------------------------------------------------------- */ 2983/* ------------------------------------------------------------------------- */
3025/* 2984/*
3026 * Mark a selection at the specified col/row 2985 * Mark a selection at the specified col/row
3027 */ 2986 */
3028void 2987void
3029rxvt_term::selection_start_colrow (int col, int row) 2988rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3030{ 2989{
3031 want_refresh = 1; 2990 want_refresh = 1;
3032 2991
3033 selection.mark.row = row - view_start; 2992 selection.mark.row = row + view_start;
3034 selection.mark.col = col; 2993 selection.mark.col = col;
3035 2994
3036 selection.mark.row = min (max (selection.mark.row, -nsaved), nrow - 1); 2995 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3037 selection.mark.col = min (max (selection.mark.col, 0), ncol - 1); 2996 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3038 2997
3039 while (selection.mark.col > 0 2998 while (selection.mark.col > 0
3040 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR) 2999 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3041 --selection.mark.col; 3000 --selection.mark.col;
3042 3001
3043 if (selection.op) 3002 if (selection.op)
3003 {
3044 { /* clear the old selection */ 3004 /* clear the old selection */
3045 selection.beg.row = selection.end.row = selection.mark.row; 3005 selection.beg.row = selection.end.row = selection.mark.row;
3046 selection.beg.col = selection.end.col = selection.mark.col; 3006 selection.beg.col = selection.end.col = selection.mark.col;
3047 } 3007 }
3048 3008
3049 selection.op = SELECTION_INIT; 3009 selection.op = SELECTION_INIT;
… …
3060#define DELIMIT_TEXT(x) \ 3020#define DELIMIT_TEXT(x) \
3061 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3021 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3062#define DELIMIT_REND(x) 1 3022#define DELIMIT_REND(x) 1
3063 3023
3064void 3024void
3065rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3025rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3066{ 3026{
3067 int col, row, dirnadd, tcol, trow, w1, w2; 3027 int col, row, dirnadd, tcol, trow, w1, w2;
3068 row_col_t bound; 3028 row_col_t bound;
3069 text_t *stp; 3029 text_t *stp;
3070 rend_t *srp; 3030 rend_t *srp;
3071 3031
3072 if (dirn == UP) 3032 if (dirn == UP)
3073 { 3033 {
3074 bound.row = - nsaved - 1; 3034 bound.row = top_row - 1;
3075 bound.col = 0; 3035 bound.col = 0;
3076 dirnadd = -1; 3036 dirnadd = -1;
3077 } 3037 }
3078 else 3038 else
3079 { 3039 {
… …
3127 } 3087 }
3128 } 3088 }
3129 break; 3089 break;
3130 } 3090 }
3131 3091
3132Old_Word_Selection_You_Die:
3133 if (dirn == DN) 3092 if (dirn == DN)
3134 col++; /* put us on one past the end */ 3093 col++; /* put us on one past the end */
3135 3094
3136 /* Poke the values back in */ 3095 /* Poke the values back in */
3137 ret->row = row; 3096 ret->row = row;
… …
3145 * flag == 0 ==> button 1 3104 * flag == 0 ==> button 1
3146 * flag == 1 ==> button 3 press 3105 * flag == 1 ==> button 3 press
3147 * flag == 2 ==> button 3 motion 3106 * flag == 2 ==> button 3 motion
3148 */ 3107 */
3149void 3108void
3150rxvt_term::selection_extend (int x, int y, int flag) 3109rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3151{ 3110{
3152 int col = min (max (Pixel2Col (x), 0), nrow - 1); 3111 int col = clamp (Pixel2Col (x), 0, ncol);
3153 int row = min (max (Pixel2Row (y), 0), ncol); 3112 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3154 3113
3155 /* 3114 /*
3156 * If we're selecting characters (single click) then we must check first 3115 * If we're selecting characters (single click) then we must check first
3157 * if we are at the same place as the original mark. If we are then 3116 * if we are at the same place as the original mark. If we are then
3158 * select nothing. Otherwise, if we're to the right of the mark, you have to 3117 * select nothing. Otherwise, if we're to the right of the mark, you have to
3159 * be _past_ a character for it to be selected. 3118 * be _past_ a character for it to be selected.
3160 */ 3119 */
3161 if (((selection.clicks % 3) == 1) && !flag 3120 if (((selection.clicks % 3) == 1) && !flag
3162 && (col == selection.mark.col 3121 && (col == selection.mark.col
3163 && (row == selection.mark.row + view_start))) 3122 && (row == selection.mark.row - view_start)))
3164 { 3123 {
3165 /* select nothing */ 3124 /* select nothing */
3166 selection.beg.row = selection.end.row = 0; 3125 selection.beg.row = selection.end.row = 0;
3167 selection.beg.col = selection.end.col = 0; 3126 selection.beg.col = selection.end.col = 0;
3168 selection.clicks = 4; 3127 selection.clicks = 4;
… …
3181/* ------------------------------------------------------------------------- */ 3140/* ------------------------------------------------------------------------- */
3182/* 3141/*
3183 * Extend the selection to the specified col/row 3142 * Extend the selection to the specified col/row
3184 */ 3143 */
3185void 3144void
3186rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3145rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3187{ 3146{
3188 row_col_t pos; 3147 row_col_t pos;
3189 enum { 3148 enum {
3190 LEFT, RIGHT 3149 LEFT, RIGHT
3191 } closeto = RIGHT; 3150 } closeto = RIGHT;
… …
3223 selection.beg.col = selection.end.col = selection.mark.col; 3182 selection.beg.col = selection.end.col = selection.mark.col;
3224 selection.beg.row = selection.end.row = selection.mark.row; 3183 selection.beg.row = selection.end.row = selection.mark.row;
3225 } 3184 }
3226 3185
3227 pos.col = col; 3186 pos.col = col;
3228 pos.row = row - view_start; 3187 pos.row = view_start + row;
3229 3188
3230 /* 3189 /*
3231 * This is mainly xterm style selection with a couple of differences, mainly 3190 * This is mainly xterm style selection with a couple of differences, mainly
3232 * in the way button3 drag extension works. 3191 * in the way button3 drag extension works.
3233 * We're either doing: button1 drag; button3 press; or button3 drag 3192 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3239 * a point/word/line which is either the start or end of the selection 3198 * a point/word/line which is either the start or end of the selection
3240 * and it was decided by whichever point/word/line was `fixed' at the 3199 * and it was decided by whichever point/word/line was `fixed' at the
3241 * time of the most recent button3 press 3200 * time of the most recent button3 press
3242 */ 3201 */
3243 if (button3 && buttonpress) 3202 if (button3 && buttonpress)
3203 {
3244 { /* button3 press */ 3204 /* button3 press */
3245 /* 3205 /*
3246 * first determine which edge of the selection we are closest to 3206 * first determine which edge of the selection we are closest to
3247 */ 3207 */
3248 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3208 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3249 || (!ROWCOL_IS_AFTER (pos, selection.end) 3209 || (!ROWCOL_IS_AFTER (pos, selection.end)
… …
3267 selection.mark.row = selection.beg.row; 3227 selection.mark.row = selection.beg.row;
3268 selection.mark.col = selection.beg.col; 3228 selection.mark.col = selection.beg.col;
3269 } 3229 }
3270 } 3230 }
3271 else 3231 else
3232 {
3272 { /* button1 drag or button3 drag */ 3233 /* button1 drag or button3 drag */
3273 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3234 if (ROWCOL_IS_AFTER (selection.mark, pos))
3274 { 3235 {
3275 if (selection.mark.row == selection.end.row 3236 if (selection.mark.row == selection.end.row
3276 && selection.mark.col == selection.end.col 3237 && selection.mark.col == selection.end.col
3277 && clickchange 3238 && clickchange
… …
3294 3255
3295 if (selection.clicks == 1) 3256 if (selection.clicks == 1)
3296 { 3257 {
3297 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN 3258 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3298 && !ROW(selection.beg.row).is_longer () 3259 && !ROW(selection.beg.row).is_longer ()
3299#if ENABLE_FRILLS 3260#if !ENABLE_MINIMAL
3300 && !selection.rect 3261 && !selection.rect
3301#endif 3262#endif
3302 ) 3263 )
3303 selection.beg.col = ncol; 3264 selection.beg.col = ncol;
3304 3265
3305 if ( 3266 if (
3306 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN 3267 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3307 && !ROW(selection.end.row).is_longer () 3268 && !ROW(selection.end.row).is_longer ()
3308#if ENABLE_FRILLS 3269#if !ENABLE_MINIMAL
3309 && !selection.rect 3270 && !selection.rect
3310#endif 3271#endif
3311 ) 3272 )
3312 selection.end.col = ncol; 3273 selection.end.col = ncol;
3313 } 3274 }
… …
3320 selection_delimit_word (DN, &selection.end, &selection.end); 3281 selection_delimit_word (DN, &selection.end, &selection.end);
3321 } 3282 }
3322 else if (selection.clicks == 3) 3283 else if (selection.clicks == 3)
3323 { 3284 {
3324#if ENABLE_FRILLS 3285#if ENABLE_FRILLS
3325 if (options & Opt_tripleclickwords) 3286 if (option (Opt_tripleclickwords))
3326 { 3287 {
3327 selection_delimit_word (UP, &selection.beg, &selection.beg); 3288 selection_delimit_word (UP, &selection.beg, &selection.beg);
3328 3289
3329 for (int end_row = selection.mark.row; end_row < nrow; end_row++) 3290 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3330 { 3291 {
3331 if (!ROW(end_row).is_longer ()) 3292 if (!ROW(end_row).is_longer ())
3332 { 3293 {
3333 selection.end.row = end_row; 3294 selection.end.row = end_row;
3334 selection.end.col = ROW(end_row).l; 3295 selection.end.col = ROW(end_row).l;
3296# if !ENABLE_MINIMAL
3335 selection_remove_trailing_spaces (); 3297 selection_remove_trailing_spaces ();
3298# endif
3336 break; 3299 break;
3337 } 3300 }
3338 } 3301 }
3339 } 3302 }
3340 else 3303 else
… …
3356 selection.end.row++; 3319 selection.end.row++;
3357 } 3320 }
3358 } 3321 }
3359 3322
3360 if (button3 && buttonpress) 3323 if (button3 && buttonpress)
3324 {
3361 { /* mark may need to be changed */ 3325 /* mark may need to be changed */
3362 if (closeto == LEFT) 3326 if (closeto == LEFT)
3363 { 3327 {
3364 selection.mark.row = selection.end.row; 3328 selection.mark.row = selection.end.row;
3365 selection.mark.col = selection.end.col - (selection.clicks == 2); 3329 selection.mark.col = selection.end.col - (selection.clicks == 2);
3366 } 3330 }
… …
3369 selection.mark.row = selection.beg.row; 3333 selection.mark.row = selection.beg.row;
3370 selection.mark.col = selection.beg.col; 3334 selection.mark.col = selection.beg.col;
3371 } 3335 }
3372 } 3336 }
3373 3337
3374#if ENABLE_FRILLS 3338#if !ENABLE_MINIMAL
3375 if (selection.rect && selection.beg.col > selection.end.col) 3339 if (selection.rect && selection.beg.col > selection.end.col)
3376 SWAP_IT (selection.beg.col, selection.end.col, int); 3340 ::swap (selection.beg.col, selection.end.col);
3377#endif 3341#endif
3378} 3342}
3379 3343
3380#if ENABLE_FRILLS 3344#if !ENABLE_MINIMAL
3381void 3345void
3382rxvt_term::selection_remove_trailing_spaces () 3346rxvt_term::selection_remove_trailing_spaces () NOTHROW
3383{ 3347{
3384 int32_t end_col, end_row; 3348 int32_t end_col, end_row;
3385 text_t *stp; 3349 text_t *stp;
3386 3350
3387 end_col = selection.end.col; 3351 end_col = selection.end.col;
… …
3391 { 3355 {
3392 stp = ROW(end_row).t; 3356 stp = ROW(end_row).t;
3393 3357
3394 while (--end_col >= 0) 3358 while (--end_col >= 0)
3395 { 3359 {
3396 if (stp[end_col] != ' ' 3360 if (stp[end_col] != NOCHAR
3397 && stp[end_col] != '\t' 3361 && !unicode::is_space (stp[end_col]))
3398 && stp[end_col] != NOCHAR)
3399 break; 3362 break;
3400 } 3363 }
3401 3364
3402 if (end_col >= 0 3365 if (end_col >= 0
3403 || !ROW(end_row - 1).is_longer ()) 3366 || !ROW(end_row - 1).is_longer ())
… …
3426/* 3389/*
3427 * Double click on button 3 when already selected 3390 * Double click on button 3 when already selected
3428 * EXT: button 3 double click 3391 * EXT: button 3 double click
3429 */ 3392 */
3430void 3393void
3431rxvt_term::selection_rotate (int x, int y) 3394rxvt_term::selection_rotate (int x, int y) NOTHROW
3432{ 3395{
3433 selection.clicks = selection.clicks % 3 + 1; 3396 selection.clicks = selection.clicks % 3 + 1;
3434 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3397 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3435} 3398}
3436 3399
… …
3438/* 3401/*
3439 * Respond to a request for our current selection 3402 * Respond to a request for our current selection
3440 * EXT: SelectionRequest 3403 * EXT: SelectionRequest
3441 */ 3404 */
3442void 3405void
3443rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3406rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3444{ 3407{
3408 Atom property = rq.property == None ? rq.target : rq.property;
3445 XSelectionEvent ev; 3409 XSelectionEvent ev;
3446 dDisp;
3447 3410
3448 ev.type = SelectionNotify; 3411 ev.type = SelectionNotify;
3449 ev.property = None; 3412 ev.property = None;
3450 ev.display = rq.display; 3413 ev.display = rq.display;
3451 ev.requestor = rq.requestor; 3414 ev.requestor = rq.requestor;
… …
3465 *target++ = xa[XA_COMPOUND_TEXT]; 3428 *target++ = xa[XA_COMPOUND_TEXT];
3466#if X_HAVE_UTF8_STRING 3429#if X_HAVE_UTF8_STRING
3467 *target++ = xa[XA_UTF8_STRING]; 3430 *target++ = xa[XA_UTF8_STRING];
3468#endif 3431#endif
3469 3432
3470 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM, 3433 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3471 32, PropModeReplace, 3434 32, PropModeReplace,
3472 (unsigned char *)target_list, target - target_list); 3435 (unsigned char *)target_list, target - target_list);
3473 ev.property = rq.property; 3436 ev.property = property;
3474 } 3437 }
3475#if TODO // TODO 3438#if TODO // TODO
3476 else if (rq.target == xa[XA_MULTIPLE]) 3439 else if (rq.target == xa[XA_MULTIPLE])
3477 { 3440 {
3478 /* TODO: Handle MULTIPLE */ 3441 /* TODO: Handle MULTIPLE */
3479 } 3442 }
3480#endif 3443#endif
3481 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3444 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3482 { 3445 {
3483 XChangeProperty (disp, rq.requestor, rq.property, rq.target, 3446 XChangeProperty (dpy, rq.requestor, property, rq.target,
3484 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3447 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3485 ev.property = rq.property; 3448 ev.property = property;
3449 }
3450 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3451 {
3452 XChangeProperty (dpy, rq.requestor, property, rq.target,
3453 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3454 ev.property = property;
3486 } 3455 }
3487 else if (rq.target == XA_STRING 3456 else if (rq.target == XA_STRING
3488 || rq.target == xa[XA_TEXT] 3457 || rq.target == xa[XA_TEXT]
3489 || rq.target == xa[XA_COMPOUND_TEXT] 3458 || rq.target == xa[XA_COMPOUND_TEXT]
3490 || rq.target == xa[XA_UTF8_STRING] 3459 || rq.target == xa[XA_UTF8_STRING]
… …
3512 style = enc_string; 3481 style = enc_string;
3513 else if (target == xa[XA_TEXT]) 3482 else if (target == xa[XA_TEXT])
3514 style = enc_text; 3483 style = enc_text;
3515 else if (target == xa[XA_COMPOUND_TEXT]) 3484 else if (target == xa[XA_COMPOUND_TEXT])
3516 style = enc_compound_text; 3485 style = enc_compound_text;
3517#if ENABLE_FRILLS 3486#if !ENABLE_MINIMAL
3518 else if (target == xa[XA_UTF8_STRING]) 3487 else if (target == xa[XA_UTF8_STRING])
3519 style = enc_utf8; 3488 style = enc_utf8;
3520#endif 3489#endif
3521 else 3490 else
3522 { 3491 {
3523 target = xa[XA_COMPOUND_TEXT]; 3492 target = xa[XA_COMPOUND_TEXT];
3524 style = enc_compound_text; 3493 style = enc_compound_text;
3525 } 3494 }
3526 3495
3527 if (selection.text) 3496 if (rq.selection == XA_PRIMARY && selection.text)
3528 { 3497 {
3529 cl = selection.text; 3498 cl = selection.text;
3530 selectlen = selection.len; 3499 selectlen = selection.len;
3531 } 3500 }
3501 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3502 {
3503 cl = selection.clip_text;
3504 selectlen = selection.clip_len;
3505 }
3532 else 3506 else
3533 { 3507 {
3534 cl = L""; 3508 cl = L"";
3535 selectlen = 0; 3509 selectlen = 0;
3536 } 3510 }
3537 3511
3538#if ENABLE_FRILLS 3512#if !ENABLE_MINIMAL
3539 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 3513 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3540 // so recode it manually 3514 // so recode it manually
3541 if (style == enc_utf8) 3515 if (style == enc_utf8)
3542 { 3516 {
3543 freect = 1; 3517 freect = 1;
… …
3546 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen); 3520 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3547 ct.nitems = strlen ((char *)ct.value); 3521 ct.nitems = strlen ((char *)ct.value);
3548 } 3522 }
3549 else 3523 else
3550#endif 3524#endif
3551 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) 3525 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3552 freect = 1; 3526 freect = 1;
3553 else 3527 else
3554 { 3528 {
3555 /* if we failed to convert then send it raw */ 3529 /* if we failed to convert then send it raw */
3556 ct.value = (unsigned char *)cl; 3530 ct.value = (unsigned char *)cl;
3557 ct.nitems = selectlen; 3531 ct.nitems = selectlen;
3558 ct.encoding = target; 3532 ct.encoding = target;
3559 } 3533 }
3560 3534
3561 XChangeProperty (disp, rq.requestor, rq.property, 3535 XChangeProperty (dpy, rq.requestor, property,
3562 ct.encoding, 8, PropModeReplace, 3536 ct.encoding, 8, PropModeReplace,
3563 ct.value, (int)ct.nitems); 3537 ct.value, (int)ct.nitems);
3564 ev.property = rq.property; 3538 ev.property = property;
3565 3539
3566 if (freect) 3540 if (freect)
3567 XFree (ct.value); 3541 XFree (ct.value);
3568 } 3542 }
3569 3543
3570 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev); 3544 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3571}
3572
3573/* ------------------------------------------------------------------------- *
3574 * MOUSE ROUTINES *
3575 * ------------------------------------------------------------------------- */
3576
3577/*
3578 * return col/row values corresponding to x/y pixel values
3579 */
3580void
3581rxvt_term::pixel_position (int *x, int *y)
3582{
3583 *x = Pixel2Col (*x);
3584 /* MAX_IT (*x, 0); MIN_IT (*x, (int)ncol - 1); */
3585 *y = Pixel2Row (*y);
3586 /* MAX_IT (*y, 0); MIN_IT (*y, (int)nrow - 1); */
3587} 3545}
3588 3546
3589/* ------------------------------------------------------------------------- */ 3547/* ------------------------------------------------------------------------- */
3590#ifdef USE_XIM 3548#ifdef USE_XIM
3591void 3549void
3592rxvt_term::im_set_position (XPoint &pos) 3550rxvt_term::im_set_position (XPoint &pos) NOTHROW
3593{ 3551{
3594 XWindowAttributes xwa; 3552 XWindowAttributes xwa;
3595 3553
3596 XGetWindowAttributes (display->display, vt, &xwa); 3554 XGetWindowAttributes (dpy, vt, &xwa);
3597 3555
3598 pos.x = xwa.x + Col2Pixel (screen.cur.col); 3556 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3599 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase; 3557 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3600} 3558}
3601#endif 3559#endif
3602 3560
3603#if ENABLE_OVERLAY 3561#if ENABLE_OVERLAY
3604void 3562void
3605rxvt_term::scr_overlay_new (int x, int y, int w, int h) 3563rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3606{ 3564{
3607 if (nrow < 3 || ncol < 3) 3565 if (nrow < 1 || ncol < 1)
3608 return; 3566 return;
3609 3567
3610 want_refresh = 1; 3568 want_refresh = 1;
3611 3569
3612 scr_overlay_off (); 3570 scr_overlay_off ();
3613 3571
3614 if (x < 0) x = ncol - w; 3572 if (x < 0) x = ncol - w;
3615 if (y < 0) y = nrow - h; 3573 if (y < 0) y = nrow - h;
3616 3574
3617 // make space for border 3575 // make space for border
3618 w += 2; MIN_IT (w, ncol); 3576 w += 2; min_it (w, ncol);
3619 h += 2; MIN_IT (h, nrow); 3577 h += 2; min_it (h, nrow);
3620 3578
3621 x -= 1; MAX_IT (x, 0); 3579 x -= 1; clamp_it (x, 0, ncol - w);
3622 y -= 1; MAX_IT (y, 0); 3580 y -= 1; clamp_it (y, 0, nrow - h);
3623 3581
3624 MIN_IT (x, ncol - w);
3625 MIN_IT (y, nrow - h);
3626
3627 ov_x = x; ov_y = y; 3582 ov.x = x; ov.y = y;
3628 ov_w = w; ov_h = h; 3583 ov.w = w; ov.h = h;
3629 3584
3630 ov_text = new text_t *[h]; 3585 ov.text = new text_t *[h];
3631 ov_rend = new rend_t *[h]; 3586 ov.rend = new rend_t *[h];
3632 3587
3633 for (y = 0; y < h; y++) 3588 for (y = 0; y < h; y++)
3634 { 3589 {
3635 text_t *tp = ov_text[y] = new text_t[w]; 3590 text_t *tp = ov.text[y] = new text_t[w];
3636 rend_t *rp = ov_rend[y] = new rend_t[w]; 3591 rend_t *rp = ov.rend[y] = new rend_t[w];
3637 3592
3638 text_t t0, t1, t2; 3593 text_t t0, t1, t2;
3639 rend_t r = OVERLAY_RSTYLE; 3594 rend_t r = OVERLAY_RSTYLE;
3640 3595
3641 if (y == 0) 3596 if (y == 0)
… …
3658 *rp = r; 3613 *rp = r;
3659 } 3614 }
3660} 3615}
3661 3616
3662void 3617void
3663rxvt_term::scr_overlay_off () 3618rxvt_term::scr_overlay_off () NOTHROW
3664{ 3619{
3665 if (!ov_text) 3620 if (!ov.text)
3666 return; 3621 return;
3667 3622
3668 want_refresh = 1; 3623 want_refresh = 1;
3669 3624
3670 for (int y = 0; y < ov_h; y++) 3625 for (int y = 0; y < ov.h; y++)
3671 { 3626 {
3672 delete [] ov_text[y]; 3627 delete [] ov.text[y];
3673 delete [] ov_rend[y]; 3628 delete [] ov.rend[y];
3674 } 3629 }
3675 3630
3676 delete [] ov_text; ov_text = 0; 3631 delete [] ov.text; ov.text = 0;
3677 delete [] ov_rend; ov_rend = 0; 3632 delete [] ov.rend; ov.rend = 0;
3678} 3633}
3679 3634
3680void 3635void
3681rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) 3636rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3682{ 3637{
3683 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3638 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3684 return; 3639 return;
3685 3640
3686 x++, y++; 3641 x++, y++;
3687 3642
3688 ov_text[y][x] = text; 3643 ov.text[y][x] = text;
3689 ov_rend[y][x] = rend; 3644 ov.rend[y][x] = rend;
3690} 3645}
3691 3646
3692void 3647void
3693rxvt_term::scr_overlay_set (int x, int y, const char *s) 3648rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3694{ 3649{
3695 while (*s) 3650 while (*s)
3696 scr_overlay_set (x++, y, *s++); 3651 scr_overlay_set (x++, y, *s++);
3697} 3652}
3698 3653
3699void 3654void
3700rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) 3655rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3701{ 3656{
3702 while (*s) 3657 while (*s)
3703 { 3658 {
3704 text_t t = *s++; 3659 text_t t = *s++;
3705 int width = wcwidth (t); 3660 int width = WCWIDTH (t);
3706 3661
3707 while (width--) 3662 while (width--)
3708 { 3663 {
3709 scr_overlay_set (x++, y, t); 3664 scr_overlay_set (x++, y, t);
3710 t = NOCHAR; 3665 t = NOCHAR;
3711 } 3666 }
3712 } 3667 }
3713} 3668}
3714 3669
3715void 3670void
3716rxvt_term::scr_swap_overlay () 3671rxvt_term::scr_swap_overlay () NOTHROW
3717{ 3672{
3718 if (!ov_text) 3673 if (!ov.text)
3719 return; 3674 return;
3720 3675
3676 // hide cursor if it is within the overlay area
3677 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3678 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3679 screen.flags &= ~Screen_VisibleCursor;
3680
3721 // swap screen mem with overlay 3681 // swap screen mem with overlay
3722 for (int y = ov_h; y--; ) 3682 for (int y = ov.h; y--; )
3723 { 3683 {
3724 text_t *t1 = ov_text[y]; 3684 text_t *t1 = ov.text[y];
3725 rend_t *r1 = ov_rend[y]; 3685 rend_t *r1 = ov.rend[y];
3726 3686
3727 text_t *t2 = ROW(y - view_start).t + ov_x; 3687 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3728 rend_t *r2 = ROW(y - view_start).r + ov_x; 3688 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3729 3689
3730 for (int x = ov_w; x--; ) 3690 for (int x = ov.w; x--; )
3731 { 3691 {
3732 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3692 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3733 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3693 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3734 } 3694 }
3735 } 3695 }

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