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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.176 by root, Tue Dec 20 20:58:31 2005 UTC vs.
Revision 1.376 by root, Mon Feb 21 07:41:03 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
162 scr_overlay_off ();
163#endif
164
165 view_start = 0; 164 view_start = 0;
166 num_scr = 0; 165 num_scr = 0;
167 166
168 if (ncol == 0) 167 if (ncol == 0)
169 ncol = 80; 168 ncol = 80;
… …
173 172
174 if (ncol == prev_ncol && nrow == prev_nrow) 173 if (ncol == prev_ncol && nrow == prev_nrow)
175 return; 174 return;
176 175
177 // we need at least two lines for wrapping to work correctly 176 // we need at least two lines for wrapping to work correctly
178 if (nrow + saveLines < 2) 177 while (nrow + saveLines < 2)
179 { 178 {
179 //TODO//FIXME
180 saveLines++; 180 saveLines++;
181 prev_nrow--; 181 prev_nrow--;
182 nsaved++; 182 top_row--;
183 } 183 }
184 184
185 want_refresh = 1; 185 want_refresh = 1;
186 186
187 int prev_total_rows = prev_nrow + saveLines; 187 int prev_total_rows = prev_nrow + saveLines;
188 total_rows = nrow + saveLines; 188 total_rows = nrow + saveLines;
189 189
190 screen.tscroll = 0; 190 screen.tscroll = 0;
191 screen.bscroll = nrow - 1; 191 screen.bscroll = nrow - 1;
192 192
193 if (!save) 193 if (!row_buf)
194 { 194 {
195 /* 195 /*
196 * first time called so just malloc everything: don't rely on realloc 196 * first time called so just malloc everything: don't rely on realloc
197 * Note: this is still needed so that all the scrollback lines are NULL
198 */ 197 */
199 nsaved = 0; /* no saved lines */ 198 top_row = 0;
200 term_start = 0; 199 term_start = 0;
201 200
202 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 201 talloc = new rxvt_salloc (ncol * sizeof (text_t));
203 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 202 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
204 203
205 save = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
206 buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); 204 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
207 drawn = (line_t *)rxvt_calloc (nrow, sizeof (line_t)); 205 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
208 swap_save = (line_t *)rxvt_calloc (nrow, sizeof (line_t)); 206 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
209 207
210 for (p = nrow; p--; ) 208 for (int row = nrow; row--; )
211 { 209 {
212 scr_blank_screen_mem (ROW(p), DEFAULT_RSTYLE); 210 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap_save[p], DEFAULT_RSTYLE); 211 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
214 scr_blank_screen_mem (drawn[p], DEFAULT_RSTYLE); 212 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
215 } 213 }
216 214
217 memset (charsets, 'B', sizeof (charsets)); 215 memset (charsets, 'B', sizeof (charsets));
218 rstyle = DEFAULT_RSTYLE; 216 rstyle = DEFAULT_RSTYLE;
219 screen.flags = Screen_DefaultFlags; 217 screen.flags = Screen_DefaultFlags;
… …
234 selection.text = NULL; 232 selection.text = NULL;
235 selection.len = 0; 233 selection.len = 0;
236 selection.op = SELECTION_CLEAR; 234 selection.op = SELECTION_CLEAR;
237 selection.screen = PRIMARY; 235 selection.screen = PRIMARY;
238 selection.clicks = 0; 236 selection.clicks = 0;
239 CLEAR_ALL_SELECTION (); 237 selection.clip_text = NULL;
240 rvideo = 0; 238 selection.clip_len = 0;
241 } 239 }
242 else 240 else
243 { 241 {
244 /* 242 /*
245 * add or delete rows as appropriate 243 * add or delete rows as appropriate
246 */ 244 */
247 245
248 rxvt_salloc *old_ta; 246 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
249 rxvt_salloc *old_ra; 247 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
250 248
249#if 0
251 if (nrow < prev_nrow) 250 if (nrow < prev_nrow)
252 { 251 {
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++) 252 for (int row = nrow; row < prev_nrow; row++)
259 { 253 {
260 lfree (ROW(p));
261 lfree (swap_save[p]); 254 lfree (swap_buf [row]);
262 lfree (drawn[p]); 255 lfree (drawn_buf[row]);
263 } 256 }
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 { 257 }
272 /* add rows */ 258#endif
273 scr_reset_realloc (); /* realloc _first_ */
274 259
275 int ocol = ncol; 260 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 261 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
277 262
278 k = min (nsaved, nrow - prev_nrow); 263 for (int row = min (nrow, prev_nrow); row--; )
264 {
265 lresize (drawn_buf[row]);
266 lresize (swap_buf [row]);
267 }
279 268
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++) 269 for (int row = prev_nrow; row < nrow; row++)
270 {
271 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
272 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
273 }
274
275 line_t *old_buf = row_buf;
276 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
277
278 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
279 int pend = MOD (term_start + top_row , prev_total_rows);
280 int q = total_rows; // rewrapped row
281
282 if (top_row)
283 {
284 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
285 // to come up with a lean and mean algorithm.
286 // TODO: maybe optimise when width didn't change
287
288 row_col_t ocur = screen.cur;
289 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
290
291 do
287 { 292 {
288 swap_save[p].clear (); scr_blank_screen_mem (swap_save[p], DEFAULT_RSTYLE); 293 p = MOD (p - 1, prev_total_rows);
289 drawn[p].clear (); scr_blank_screen_mem (drawn[p], DEFAULT_RSTYLE); 294 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; 295 int plines = 1;
296 int llen = old_buf [MOD (p, prev_total_rows)].l;
352 297
353 assert (llen >= 0); 298 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
354
355 while (p && save[p - 1].l < 0)
356 { 299 {
300 p = MOD (p - 1, prev_total_rows);
301
357 --p; 302 plines++;
358 llen += prev_ncol; 303 llen += prev_ncol;
359 } 304 }
360 305
361 int qlines = llen / ncol + 1; 306 int qlines = max (0, (llen - 1) / ncol) + 1;
307
308 // drop partial lines completely
309 if (q < qlines)
310 break;
311
312 q -= qlines;
313
362 int lofs = 0; 314 int lofs = 0;
315 line_t *qline;
363 316
364 q -= qlines; 317 // 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++) 318 for (int qrow = q; qlines--; qrow++)
370 { 319 {
320 qline = row_buf + qrow;
321 lalloc (*qline);
322 qline->l = ncol;
323 qline->is_longer (1);
324
325 int qcol = 0;
326
327 // see below for cursor adjustment rationale
371 if (qrow >= 0) 328 if (p == ocur.row)
329 screen.cur.row = q - (total_rows - nrow);
330
331 // fill a single destination line
332 while (lofs < llen && qcol < ncol)
372 { 333 {
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; 334 int prow = lofs / prev_ncol;
382 int pcol = lofs % prev_ncol; 335 int pcol = lofs % prev_ncol;
383 336
337 prow = MOD (p + prow, prev_total_rows);
338
339 // we only adjust the cursor _row_ and put it into
340 // the topmost line of "long line" it was in, as
341 // this seems to upset applications/shells/readline
342 // least.
343 if (prow == ocur.row)
344 screen.cur.row = q - (total_rows - nrow);
345
346 line_t &pline = old_buf [prow];
347
384 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 348 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
385 349
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)); 350 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
402 memcpy (rp [qrow] + qcol, save[prow].r + pcol, len * sizeof (rend_t)); 351 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
403 352
404 lofs += len; 353 lofs += len;
405 qcol += len; 354 qcol += len;
406
407 if (qcol == ncol)
408 break;
409 }
410 } 355 }
411 else
412 lofs += ncol;
413 } 356 }
357
358 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
359 qline->is_longer (0);
360 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
414 } 361 }
362 while (p != pend && q > 0);
363
364 term_start = total_rows - nrow;
365 top_row = q - term_start;
366
367 // make sure all terminal lines exist
368 while (top_row > 0)
369 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
370 }
371 else
415 } 372 {
373 // if no scrollback exists (yet), wing, instead of wrap
416 374
417 free (screen.text); screen.text = tp; 375 for (int row = min (nrow, prev_nrow); row--; )
418 free (screen.rend); screen.rend = rp; 376 {
419 free (screen.tlen); screen.tlen = tl; 377 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
378 line_t &qline = row_buf [row];
420 379
421 for (p = 0; p < total_rows; p++) printf ("P %p %d\n", save[p].t, save[p].l);//D 380 qline = pline;
422#endif 381 lresize (qline);
382 }
423 383
424 if (tabs) 384 for (int row = prev_nrow; row < nrow; row++)
385 {
386 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
387 }
388
389 term_start = 0;
390 }
391
392 free (old_buf);
393 delete old_ta;
394 delete old_ra;
395
396 clamp_it (screen.cur.row, 0, nrow - 1);
397 clamp_it (screen.cur.col, 0, ncol - 1);
398 }
399
425 free (tabs); 400 free (tabs);
426 } 401 tabs = (char *)rxvt_malloc (ncol);
402
403 for (int col = ncol; col--; )
404 tabs [col] = col % TABSIZE == 0;
405
406 CLEAR_ALL_SELECTION ();
427 407
428 prev_nrow = nrow; 408 prev_nrow = nrow;
429 prev_ncol = ncol; 409 prev_ncol = ncol;
430 410
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 (); 411 tt_winch ();
437}
438 412
439void 413 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} 414}
447 415
448/* ------------------------------------------------------------------------- */ 416/* ------------------------------------------------------------------------- */
449/* 417/*
450 * Free everything. That way malloc debugging can find leakage. 418 * Free everything. That way malloc debugging can find leakage.
451 */ 419 */
452void 420void
453rxvt_term::scr_release () 421rxvt_term::scr_release () NOTHROW
454{ 422{
423 if (row_buf)
424 {
455 delete talloc; talloc = 0; 425 delete talloc; talloc = 0;
456 delete ralloc; ralloc = 0; 426 delete ralloc; ralloc = 0;
457 427
458 free (save); 428 free (row_buf);
459 free (swap_save); 429 free (swap_buf);
460 free (drawn); 430 free (drawn_buf);
461 free (buf); 431 row_buf = 0; // signal that we freed all the arrays above
432
462 free (tabs); 433 free (tabs);
434 tabs = 0;
435 }
463} 436}
464 437
465/* ------------------------------------------------------------------------- */ 438/* ------------------------------------------------------------------------- */
466/* 439/*
467 * Hard reset 440 * Hard/Soft reset
468 */ 441 */
469void 442void
470rxvt_term::scr_poweron () 443rxvt_term::scr_poweron ()
471{ 444{
472 scr_release (); 445 scr_release ();
473 prev_nrow = prev_ncol = 0; 446 prev_nrow = prev_ncol = 0;
447 rvideo_mode = false;
448 scr_soft_reset ();
474 scr_reset (); 449 scr_reset ();
475 450
476 scr_clear (true); 451 scr_clear (true);
477 scr_refresh (SLOW_REFRESH); 452 scr_refresh ();
453}
454
455void
456rxvt_term::scr_soft_reset ()
457{
458 /* only affects modes, nothing drastic such as clearing the screen */
459#if ENABLE_OVERLAY
460 scr_overlay_off ();
461#endif
462
463 if (current_screen != PRIMARY)
464 scr_swap_screen ();
465
466 scr_scroll_region (0, MAX_ROWS - 1);
467 scr_rendition (0, ~RS_None);
468 scr_insert_mode (0);
478} 469}
479 470
480/* ------------------------------------------------------------------------- * 471/* ------------------------------------------------------------------------- *
481 * PROCESS SCREEN COMMANDS * 472 * PROCESS SCREEN COMMANDS *
482 * ------------------------------------------------------------------------- */ 473 * ------------------------------------------------------------------------- */
… …
484 * Save and Restore cursor 475 * Save and Restore cursor
485 * XTERM_SEQ: Save cursor : ESC 7 476 * XTERM_SEQ: Save cursor : ESC 7
486 * XTERM_SEQ: Restore cursor: ESC 8 477 * XTERM_SEQ: Restore cursor: ESC 8
487 */ 478 */
488void 479void
489rxvt_term::scr_cursor (int mode) 480rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
490{ 481{
491 screen_t *s; 482 screen_t *s;
492 483
493#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 484#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
494 if (current_screen == SECONDARY) 485 if (current_screen == SECONDARY)
… …
518 set_font_style (); 509 set_font_style ();
519 break; 510 break;
520 } 511 }
521 512
522 /* boundary check in case screen size changed between SAVE and RESTORE */ 513 /* boundary check in case screen size changed between SAVE and RESTORE */
523 MIN_IT (s->cur.row, nrow - 1); 514 min_it (s->cur.row, nrow - 1);
524 MIN_IT (s->cur.col, ncol - 1); 515 min_it (s->cur.col, ncol - 1);
525#ifdef DEBUG_STRICT
526 assert (s->cur.row >= 0); 516 assert (s->cur.row >= 0);
527 assert (s->cur.col >= 0); 517 assert (s->cur.col >= 0);
528#else /* drive with your eyes closed */ 518}
529 MAX_IT (s->cur.row, 0); 519
530 MAX_IT (s->cur.col, 0); 520void
531#endif 521rxvt_term::scr_swap_screen ()
522{
523 if (!option (Opt_secondaryScreen))
524 return;
525
526 for (int i = prev_nrow; i--; )
527 ::swap (ROW(i), swap_buf [i]);
528
529 ::swap (screen.cur, swap.cur);
530
531 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
532 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
532} 533}
533 534
534/* ------------------------------------------------------------------------- */ 535/* ------------------------------------------------------------------------- */
535/* 536/*
536 * Swap between primary and secondary screens 537 * Swap between primary and secondary screens
537 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 538 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
538 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 539 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
539 */ 540 */
540int 541void
541rxvt_term::scr_change_screen (int scrn) 542rxvt_term::scr_change_screen (int scrn)
542{ 543{
544 if (scrn == current_screen)
545 return;
546
543 want_refresh = 1; 547 want_refresh = 1;
544 view_start = 0; 548 view_start = 0;
545 549
546 if (current_screen == scrn)
547 return scrn;
548
549 selection_check (2); /* check for boundary cross */ 550 selection_check (2); /* check for boundary cross */
550 551
551 SWAP_IT (scrn, current_screen, int); 552 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);
559 553
560#if NSCREENS 554#if NSCREENS
561 if (options & Opt_secondaryScreen) 555 if (option (Opt_secondaryScreen))
562 { 556 {
563 num_scr = 0; 557 num_scr = 0;
564 558
565 for (int i = nrow; i--; ) 559 scr_swap_screen ();
566 SWAP_IT (ROW(i), swap_save[i], line_t);
567 560
568 SWAP_IT (screen.charset, swap.charset, int16_t); 561 ::swap (screen.charset, swap.charset);
569 SWAP_IT (screen.flags, swap.flags, int); 562 ::swap (screen.flags, swap.flags);
570 screen.flags |= Screen_VisibleCursor; 563 screen.flags |= Screen_VisibleCursor;
571 swap.flags |= Screen_VisibleCursor; 564 swap.flags |= Screen_VisibleCursor;
572 } 565 }
573 else 566 else
574#endif 567#endif
575 if (options & Opt_secondaryScroll) 568 if (option (Opt_secondaryScroll))
576 scr_scroll_text (0, prev_nrow - 1, prev_nrow); 569 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
577
578 return scrn;
579} 570}
580 571
581// clear WrapNext indicator, solidifying position on next line 572// clear WrapNext indicator, solidifying position on next line
582void 573void
583rxvt_term::scr_do_wrap () 574rxvt_term::scr_do_wrap () NOTHROW
584{ 575{
585 if (!(screen.flags & Screen_WrapNext)) 576 if (!(screen.flags & Screen_WrapNext))
586 return; 577 return;
587 578
588 screen.flags &= ~Screen_WrapNext; 579 screen.flags &= ~Screen_WrapNext;
… …
598/* ------------------------------------------------------------------------- */ 589/* ------------------------------------------------------------------------- */
599/* 590/*
600 * Change the colour for following text 591 * Change the colour for following text
601 */ 592 */
602void 593void
603rxvt_term::scr_color (unsigned int color, int fgbg) 594rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
604{ 595{
605 if (color > maxTermCOLOR) 596 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
606 color = fgbg; 597 color = fgbg;
607 598
608 if (fgbg == Color_fg) 599 if (fgbg == Color_fg)
609 rstyle = SET_FGCOLOR (rstyle, color); 600 rstyle = SET_FGCOLOR (rstyle, color);
610 else 601 else
… …
614/* ------------------------------------------------------------------------- */ 605/* ------------------------------------------------------------------------- */
615/* 606/*
616 * Change the rendition style for following text 607 * Change the rendition style for following text
617 */ 608 */
618void 609void
619rxvt_term::scr_rendition (int set, int style) 610rxvt_term::scr_rendition (int set, int style) NOTHROW
620 { 611{
621 if (set) 612 if (set)
622 rstyle |= style; 613 rstyle |= style;
623 else if (style == ~RS_None) 614 else if (style == ~RS_None)
624 rstyle = DEFAULT_RSTYLE; 615 rstyle = DEFAULT_RSTYLE;
625 else 616 else
626 rstyle &= ~style; 617 rstyle &= ~style;
627 } 618}
628 619
629/* ------------------------------------------------------------------------- */ 620/* ------------------------------------------------------------------------- */
630/* 621/*
631 * Scroll text between <row1> and <row2> inclusive, by <count> lines 622 * Scroll text between <row1> and <row2> inclusive, by <count> lines
632 * count positive ==> scroll up 623 * count positive ==> scroll up
633 * count negative ==> scroll down 624 * count negative ==> scroll down
634 */ 625 */
635int 626int
636rxvt_term::scr_scroll_text (int row1, int row2, int count) 627rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
637{ 628{
638 if (count == 0 || (row1 > row2)) 629 if (count == 0 || (row1 > row2))
639 return 0; 630 return 0;
640 631
641 want_refresh = 1; 632 want_refresh = 1;
642 num_scr += count; 633 num_scr += count;
643 634
644 if (row1 == 0 && count > 0 635 if (count > 0
636 && row1 == 0
645 && (current_screen == PRIMARY || options & Opt_secondaryScroll)) 637 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
646 { 638 {
647 nsaved = min (nsaved + count, saveLines); 639 top_row = max (top_row - count, -saveLines);
640
641 // scroll everything up 'count' lines
648 term_start = (term_start + count) % total_rows; 642 term_start = (term_start + count) % total_rows;
649 643
644 // sever bottommost line
645 {
646 line_t &l = ROW(row2 - count);
647 l.is_longer (0);
648 l.touch ();
649 }
650
651 // erase newly scrolled-in lines
652 for (int i = count; i--; )
653 {
654 line_t &l = ROW(nrow - 1 - i);
655
656 // optimize if already cleared, can be significant on slow machines
657 // could be rolled into scr_blank_screen_mem
658 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
659 {
660 scr_blank_line (l, 0, l.l, rstyle);
661 l.l = 0;
662 l.f = 0;
663 }
664 else
665 scr_blank_screen_mem (l, rstyle);
666 }
667
668 // now copy lines below the scroll region bottom to the
669 // bottom of the screen again, so they look as if they
670 // hadn't moved.
671 for (int i = nrow; --i > row2; )
672 {
673 line_t &l1 = ROW(i - count);
674 line_t &l2 = ROW(i);
675
676 ::swap (l1, l2);
677 l2.touch ();
678 }
679
680 // move and/or clear selection, if any
650 if (selection.op && current_screen == selection.screen) 681 if (selection.op && current_screen == selection.screen)
651 { 682 {
652 selection.beg.row -= count; 683 selection.beg.row -= count;
653 selection.end.row -= count; 684 selection.end.row -= count;
654 selection.mark.row -= count; 685 selection.mark.row -= count;
655 686
656 selection_check (0); 687 if (selection.beg.row < top_row
657 } 688 || selection.end.row < top_row
658 689 || selection.mark.row < top_row)
659 for (int i = count; i--; )
660 scr_blank_screen_mem (ROW(row2 - i), rstyle);
661
662 if ((options & Opt_scrollWithBuffer)
663 && view_start != 0
664 && view_start != saveLines)
665 scr_page (UP, count);
666 }
667 else
668 {
669 if (selection.op && current_screen == selection.screen)
670 {
671 int i = selection.beg.row;
672 int j = selection.end.row;
673
674 if ((i < row1 && j > row1)
675 || (i < row2 && j > row2)
676 || (i - count < row1 && i >= row1)
677 || (i - count > row2 && i <= row2)
678 || (j - count < row1 && j >= row1)
679 || (j - count > row2 && j <= row2))
680 { 690 {
681 CLEAR_ALL_SELECTION (); 691 CLEAR_ALL_SELECTION ();
682 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 692 selection.op = SELECTION_CLEAR;
683 } 693 }
684 else if (j >= row1 && j <= row2) 694 }
695
696 // finally move the view window, if desired
697 if (option (Opt_scrollWithBuffer)
698 && view_start != 0
699 && view_start != -saveLines)
700 scr_page (UP, count);
701
702 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
703 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
704 }
705 else
706 {
707 if (selection.op && current_screen == selection.screen)
708 {
709 if ((selection.beg.row < row1 && selection.end.row > row1)
710 || (selection.beg.row < row2 && selection.end.row > row2)
711 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
712 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
713 || (selection.end.row - count < row1 && selection.end.row >= row1)
714 || (selection.end.row - count > row2 && selection.end.row <= row2))
715 {
716 CLEAR_ALL_SELECTION ();
717 selection.op = SELECTION_CLEAR;
718 }
719 else if (selection.end.row >= row1 && selection.end.row <= row2)
685 { 720 {
686 /* move selected region too */ 721 /* move selected region too */
687 selection.beg.row -= count; 722 selection.beg.row -= count;
688 selection.end.row -= count; 723 selection.end.row -= count;
689 selection.mark.row -= count; 724 selection.mark.row -= count;
690 725
691 selection_check (0); 726 selection_check (0);
692 } 727 }
693 } 728 }
694 729
695 // use a simple and robust scrolling algorithm, this 730 // use a simple and robust scrolling algorithm, this
696 // part of scr_scroll_text is not time-critical. 731 // part of scr_scroll_text is not time-critical.
697 732
698 int rows = row2 - row1 + 1; 733 int rows = row2 - row1 + 1;
699 734
735 min_it (count, rows);
736
737 line_t *temp_buf = row_buf + total_rows;
738
700 for (int row = 0; row < rows; row++) 739 for (int row = 0; row < rows; row++)
701 { 740 {
702 buf [row] = ROW(row1 + (row + count + rows) % rows); 741 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
703 742
704 if (!IN_RANGE_EXC (row + count, 0, rows)) 743 if (!IN_RANGE_EXC (row + count, 0, rows))
705 scr_blank_screen_mem (buf [row], rstyle); 744 scr_blank_screen_mem (temp_buf [row], rstyle);
706 } 745 }
707 746
708 for (int row = 0; row < rows; row++) 747 for (int row = 0; row < rows; row++)
709 ROW(row1 + row) = buf [row]; 748 ROW(row1 + row) = temp_buf [row];
710 } 749 }
711 750
712 return count; 751 return count;
713} 752}
714 753
715/* ------------------------------------------------------------------------- */ 754/* ------------------------------------------------------------------------- */
716/* 755/*
717 * Add text given in <str> of length <len> to screen struct 756 * Add text given in <str> of length <len> to screen struct
718 */ 757 */
719void 758void
720rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 759rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
721{ 760{
722 if (len <= 0) /* sanity */ 761 if (len <= 0) /* sanity */
723 return; 762 return;
724 763
725 unsigned char checksel; 764 unsigned char checksel;
726 unicode_t c; 765 unicode_t c;
727 int row, last_col; 766 int ncol = this->ncol;
728 const unicode_t *strend = str + len; 767 const wchar_t *strend = str + len;
729 768
730 want_refresh = 1; 769 want_refresh = 1;
731 ZERO_SCROLLBACK (); 770 ZERO_SCROLLBACK ();
732 last_col = ncol;
733 771
734 if (nlines > 0) 772 if (minlines > 0)
735 { 773 {
736 nlines += screen.cur.row - screen.bscroll; 774 minlines += screen.cur.row - screen.bscroll;
775 min_it (minlines, screen.cur.row - top_row);
776
737 if ((nlines > 0) 777 if (minlines > 0
738 && (screen.tscroll == 0) 778 && screen.tscroll == 0
739 && (screen.bscroll == (nrow - 1))) 779 && screen.bscroll == nrow - 1)
740 { 780 {
741 /* _at least_ this many lines need to be scrolled */ 781 /* _at least_ this many lines need to be scrolled */
742 scr_scroll_text (screen.tscroll, screen.bscroll, nlines); 782 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
743 screen.cur.row -= nlines; 783 screen.cur.row -= minlines;
744 } 784 }
745 } 785 }
746 786
747#ifdef DEBUG_STRICT
748 assert (screen.cur.col < last_col); 787 assert (screen.cur.col < ncol);
749 assert ((screen.cur.row < nrow) 788 assert (screen.cur.row < nrow
750 && (screen.cur.row >= - (int32_t)nsaved)); 789 && screen.cur.row >= top_row);
751#else /* drive with your eyes closed */
752 MIN_IT (screen.cur.col, last_col - 1);
753 MIN_IT (screen.cur.row, (int32_t)nrow - 1);
754 MAX_IT (screen.cur.row, - (int32_t)nsaved);
755#endif
756 row = screen.cur.row; 790 int row = screen.cur.row;
757 791
758 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 792 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
759 793
760 line_t *line = &ROW(row); 794 line_t *line = &ROW(row);
761 795
762 while (str < strend) 796 while (str < strend)
763 { 797 {
764 c = *str++; 798 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
765 799
766 if (c < 0x20) 800 if (expect_false (c < 0x20))
767 if (c == C0_LF) 801 if (c == C0_LF)
768 { 802 {
769 if (!line->is_longer ()) /* XXX: think about this */
770 MAX_IT (line->l, screen.cur.col); 803 max_it (line->l, screen.cur.col);
771 804
772 screen.flags &= ~Screen_WrapNext; 805 screen.flags &= ~Screen_WrapNext;
773 806
774 if (screen.cur.row == screen.bscroll) 807 if (screen.cur.row == screen.bscroll)
775 scr_scroll_text (screen.tscroll, screen.bscroll, 1); 808 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
… …
779 line = &ROW(row); /* _must_ refresh */ 812 line = &ROW(row); /* _must_ refresh */
780 continue; 813 continue;
781 } 814 }
782 else if (c == C0_CR) 815 else if (c == C0_CR)
783 { 816 {
784 if (!line->is_longer ()) /* XXX: think about this */
785 MAX_IT (line->l, screen.cur.col); 817 max_it (line->l, screen.cur.col);
786 818
787 screen.flags &= ~Screen_WrapNext; 819 screen.flags &= ~Screen_WrapNext;
788 screen.cur.col = 0; 820 screen.cur.col = 0;
789 continue; 821 continue;
790 } 822 }
… …
792 { 824 {
793 scr_tab (1, true); 825 scr_tab (1, true);
794 continue; 826 continue;
795 } 827 }
796 828
829 if (expect_false (
797 if (checksel /* see if we're writing within selection */ 830 checksel /* see if we're writing within selection */
798 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 831 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
799 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 832 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
833 ))
800 { 834 {
801 checksel = 0; 835 checksel = 0;
802 /* 836 /*
803 * If we wrote anywhere in the selected area, kill the selection 837 * If we wrote anywhere in the selected area, kill the selection
804 * XXX: should we kill the mark too? Possibly, but maybe that 838 * XXX: should we kill the mark too? Possibly, but maybe that
805 * should be a similar check. 839 * should be a similar check.
806 */ 840 */
807 CLEAR_SELECTION (); 841 CLEAR_SELECTION ();
808 } 842 }
809 843
810 if (screen.flags & Screen_WrapNext) 844 if (expect_false (screen.flags & Screen_WrapNext))
811 { 845 {
812 line->set_is_longer ();
813
814 scr_do_wrap (); 846 scr_do_wrap ();
815 847
848 line->l = ncol;
849 line->is_longer (1);
850
816 row = screen.cur.row; 851 row = screen.cur.row;
817 line = &ROW(row); /* _must_ refresh */ 852 line = &ROW(row); /* _must_ refresh */
818 } 853 }
819 854
820 // some utf-8 decoders "decode" surrogate characters: let's fix this. 855 // some utf-8 decoders "decode" surrogate characters: let's fix this.
821 if (IN_RANGE_INC (c, 0xd800, 0xdfff)) 856 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
822 c = 0xfffd; 857 c = 0xfffd;
823 858
824 // rely on wcwidth to tell us the character width, at least for non-latin1 859 // rely on wcwidth to tell us the character width, do wcwidth before
825 // do wcwidth before further replacements, as wcwidth might return -1 860 // further replacements, as wcwidth might return -1 for the line
826 // for the line drawing characters below as they might be invalid in the current 861 // drawing characters below as they might be invalid in the current
827 // locale. 862 // locale.
828 int width = c < 0x100 ? 1 : wcwidth (c); 863 int width = WCWIDTH (c);
829 864
830 if (charsets[screen.charset] == '0') // DEC SPECIAL 865 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
831 { 866 {
832 // vt100 special graphics and line drawing 867 // vt100 special graphics and line drawing
833 // 5f-7e standard vt100 868 // 5f-7e standard vt100
834 // 40-5e rxvt extension for extra curses acs chars 869 // 40-5e rxvt extension for extra curses acs chars
835 static uint16_t vt100_0[62] = { // 41 .. 7e 870 static uint16_t vt100_0[62] = { // 41 .. 7e
… …
848 c = vt100_0[c - 0x41]; 883 c = vt100_0[c - 0x41];
849 width = 1; // vt100 line drawing characters are always single-width 884 width = 1; // vt100 line drawing characters are always single-width
850 } 885 }
851 } 886 }
852 887
853 if (screen.flags & Screen_Insert) 888 if (expect_false (screen.flags & Screen_Insert))
854 scr_insdel_chars (width, INSERT); 889 scr_insdel_chars (width, INSERT);
855 890
856 if (width != 0) 891 if (width != 0)
857 { 892 {
858#if !UNICODE_3 893#if !UNICODE_3
… …
863# else 898# else
864 c = 0xfffd; 899 c = 0xfffd;
865# endif 900# endif
866#endif 901#endif
867 902
903 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
904
905 // if the character doesn't fit into the remaining columns...
906 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
907 {
908 if (screen.flags & Screen_Autowrap)
909 {
910 // ... artificially enlargen the previous one
911 c = NOCHAR;
912 // and try the same character next loop iteration
913 --str;
914 }
915 else
916 screen.cur.col = ncol - width;
917 }
918
868 // nuke the character at this position, if required 919 // nuke the character at this position, if required
920 // due to wonderful coincidences everywhere else in this loop
921 // we never have to check for overwriting a wide char itself,
922 // only its tail.
869 if (line->t[screen.cur.col] == NOCHAR 923 if (expect_false (line->t[screen.cur.col] == NOCHAR))
870 || (screen.cur.col < ncol - 1 924 scr_kill_char (*line, screen.cur.col);
871 && line->t[screen.cur.col + 1] == NOCHAR))
872 {
873 int col = screen.cur.col;
874 925
875 // find begin 926 line->touch ();
876 while (col > 0 && line->t[col] == NOCHAR)
877 col--;
878
879 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
880
881 // found begin, nuke
882 do {
883 line->t[col] = ' ';
884 line->r[col] = rend;
885 col++;
886 } while (col < ncol && line->t[col] == NOCHAR);
887 }
888
889 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
890
891 // if the character doesn't fit into the remaining columns...
892 if (screen.cur.col > last_col - width && last_col >= width)
893 {
894 // ...output spaces
895 c = ' ';
896 // and try the same character next loop iteration
897 --str;
898 }
899 927
900 do 928 do
901 { 929 {
902 line->t[screen.cur.col] = c; 930 line->t[screen.cur.col] = c;
903 line->r[screen.cur.col] = rend; 931 line->r[screen.cur.col] = rend;
904 932
905 if (screen.cur.col < last_col - 1) 933 if (expect_true (screen.cur.col < ncol - 1))
906 screen.cur.col++; 934 screen.cur.col++;
907 else 935 else
908 { 936 {
909 line->l = last_col; 937 line->l = ncol;
910 if (screen.flags & Screen_Autowrap) 938 if (screen.flags & Screen_Autowrap)
911 screen.flags |= Screen_WrapNext; 939 screen.flags |= Screen_WrapNext;
912 break; 940
941 goto end_of_line;
913 } 942 }
914 943
915 c = NOCHAR; 944 c = NOCHAR;
916 } 945 }
917 while (--width > 0); 946 while (expect_false (--width > 0));
918 947
919 // pad with spaces when overwriting wide character with smaller one 948 // pad with spaces when overwriting wide character with smaller one
920 if (!width)
921 for (int c = screen.cur.col; c < last_col && line->t[c] == NOCHAR; c++) 949 for (int c = screen.cur.col; expect_false (c < ncol && line->t[c] == NOCHAR); c++)
922 { 950 {
923 line->t[c] = ' '; 951 line->t[c] = ' ';
924 line->r[c] = rend; 952 line->r[c] = rend;
925 } 953 }
954
955end_of_line:
926 } 956 ;
957 }
958#if ENABLE_COMBINING
927 else // width == 0 959 else // width == 0
928 { 960 {
929#if ENABLE_COMBINING 961 if (c != 0xfeff) // ignore BOM
930 // handle combining characters
931 // we just tag the accent on the previous on-screen character.
932 // this is arguably not correct, but also arguably not wrong.
933 // we don't handle double-width characters nicely yet.
934 text_t *tp;
935 rend_t *rp;
936
937 if (screen.cur.col > 0)
938 { 962 {
963 // handle combining characters
964 // we just tag the accent on the previous on-screen character.
965 // this is arguably not correct, but also arguably not wrong.
966 // we don't handle double-width characters nicely yet.
967 line_t *linep;
968 text_t *tp;
969 rend_t *rp;
970
971 if (screen.cur.col > 0)
972 {
973 linep = line;
939 tp = line->t + screen.cur.col - 1; 974 tp = line->t + screen.cur.col - 1;
940 rp = line->r + screen.cur.col - 1; 975 rp = line->r + screen.cur.col - 1;
976 }
977 else if (screen.cur.row > 0
978 && ROW(screen.cur.row - 1).is_longer ())
979 {
980 linep = &ROW(screen.cur.row - 1);
981 tp = line->t + ncol - 1;
982 rp = line->r + ncol - 1;
983 }
984 else
985 continue;
941 986
987 linep->touch ();
988
942 while (*tp == NOCHAR && tp > line->t) 989 while (*tp == NOCHAR && tp > linep->t)
943 tp--, rp--; 990 tp--, rp--;
991
992 // first try to find a precomposed character
993 unicode_t n = rxvt_compose (*tp, c);
994 if (n == NOCHAR)
995 n = rxvt_composite.compose (*tp, c);
996
997 *tp = n;
998 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
944 } 999 }
945 else if (screen.cur.row > 0
946 && ROW(screen.cur.row - 1).is_longer ())
947 {
948 line_t *line = &ROW(screen.cur.row - 1);
949
950 tp = line->t + last_col - 1;
951 rp = line->r + last_col - 1;
952
953 while (*tp == NOCHAR && tp > line->t)
954 tp--, rp--;
955 } 1000 }
956 else
957 continue;
958
959 // first try to find a precomposed character
960 unicode_t n = rxvt_compose (*tp, c);
961 if (n == NOCHAR)
962 n = rxvt_composite.compose (*tp, c);
963
964 *tp = n;
965 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
966#endif 1001#endif
967 }
968 } 1002 }
969 1003
970 if (!line->is_longer ()) /* XXX: think about this */
971 MAX_IT (line->l, screen.cur.col); 1004 max_it (line->l, screen.cur.col);
972 1005
973#ifdef DEBUG_STRICT
974 assert (screen.cur.row >= 0); 1006 assert (screen.cur.row >= 0);
975#else /* drive with your eyes closed */
976 MAX_IT (screen.cur.row, 0);
977#endif
978} 1007}
979 1008
980/* ------------------------------------------------------------------------- */ 1009/* ------------------------------------------------------------------------- */
981/* 1010/*
982 * Process Backspace. Move back the cursor back a position, wrap if have to 1011 * Process Backspace. Move back the cursor back a position, wrap if have to
983 * XTERM_SEQ: CTRL-H 1012 * XTERM_SEQ: CTRL-H
984 */ 1013 */
985void 1014void
986rxvt_term::scr_backspace () 1015rxvt_term::scr_backspace () NOTHROW
987{ 1016{
988 want_refresh = 1;
989
990 if (screen.cur.col == 0) 1017 if (screen.cur.col == 0)
991 { 1018 {
992 if (screen.cur.row > 0) 1019 if (screen.cur.row > 0)
993 { 1020 {
994#ifdef TERMCAP_HAS_BW 1021#ifdef TERMCAP_HAS_BW
995 screen.cur.col = ncol - 1; 1022 screen.cur.col = ncol - 1;
996 screen.cur.row--; 1023 --screen.cur.row;
997 return; 1024
1025 want_refresh = 1;
998#endif 1026#endif
999 } 1027 }
1000 } 1028 }
1001 else if (!(screen.flags & Screen_WrapNext)) 1029 else if (screen.flags & Screen_WrapNext)
1030 screen.flags &= ~Screen_WrapNext;
1031 else
1002 scr_gotorc (0, -1, RELATIVE); 1032 scr_gotorc (0, -1, RELATIVE);
1003
1004 screen.flags &= ~Screen_WrapNext;
1005} 1033}
1006 1034
1007/* ------------------------------------------------------------------------- */ 1035/* ------------------------------------------------------------------------- */
1008/* 1036/*
1009 * Process Horizontal Tab 1037 * Process Horizontal Tab
1010 * count: +ve = forward; -ve = backwards 1038 * count: +ve = forward; -ve = backwards
1011 * XTERM_SEQ: CTRL-I 1039 * XTERM_SEQ: CTRL-I
1012 */ 1040 */
1013void 1041void
1014rxvt_term::scr_tab (int count, bool ht) 1042rxvt_term::scr_tab (int count, bool ht) NOTHROW
1015{ 1043{
1016 int i, x; 1044 int i, x;
1017 1045
1018 want_refresh = 1; 1046 want_refresh = 1;
1019 i = x = screen.cur.col; 1047 i = x = screen.cur.col;
1020 1048
1021 if (count == 0) 1049 if (count == 0)
1022 return; 1050 return;
1023 else if (count > 0) 1051 else if (count > 0)
1024 { 1052 {
1025 int row = screen.cur.row;
1026
1027 line_t &l = ROW(row); 1053 line_t &l = ROW(screen.cur.row);
1028 rend_t base_rend = l.r[i]; 1054 rend_t base_rend = l.r[i];
1029 ht &= l.t[i] == ' '; 1055 ht &= l.t[i] == ' ';
1030 1056
1031 for (; ++i < ncol; ) 1057 for (; ++i < ncol; )
1032 if (tabs[i]) 1058 if (tabs[i])
1033 { 1059 {
1034 x = i; 1060 x = i;
1061
1035 if (!--count) 1062 if (!--count)
1036 break; 1063 break;
1037 } 1064 }
1038 else 1065 else
1039 ht &= l.t[i] == ' ' 1066 ht &= l.t[i] == ' '
1040 && RS_SAME (l.r[i], base_rend); 1067 && RS_SAME (l.r[i], base_rend);
1041 1068
1042 if (count) 1069 if (count)
1043 x = ncol - 1; 1070 x = ncol - 1;
1044 1071
1045 // store horizontal tab commands as characters inside the text 1072 // store horizontal tab commands as characters inside the text
1046 // buffer so they can be selected and pasted. 1073 // buffer so they can be selected and pasted.
1047 if (ht && options & Opt_pastableTabs) 1074 if (ht && option (Opt_pastableTabs))
1048 { 1075 {
1049 base_rend = SET_FONT (base_rend, 0); 1076 base_rend = SET_FONT (base_rend, 0);
1050 1077
1051 if (!l.is_longer ()) /* XXX: think about this */ 1078 l.touch (x);
1052 MAX_IT (l.l, x);
1053 1079
1054 i = screen.cur.col; 1080 i = screen.cur.col;
1055 1081
1056 l.t[i] = '\t'; 1082 l.t[i] = '\t';
1057 l.r[i] = base_rend; 1083 l.r[i] = base_rend;
… …
1086 * Process DEC Back Index 1112 * Process DEC Back Index
1087 * XTERM_SEQ: ESC 6 1113 * XTERM_SEQ: ESC 6
1088 * Move cursor left in row. If we're at the left boundary, shift everything 1114 * Move cursor left in row. If we're at the left boundary, shift everything
1089 * in that row right. Clear left column. 1115 * in that row right. Clear left column.
1090 */ 1116 */
1091#if ENABLE_FRILLS 1117#if !ENABLE_MINIMAL
1092void 1118void
1093rxvt_term::scr_backindex () 1119rxvt_term::scr_backindex () NOTHROW
1094{ 1120{
1095 if (screen.cur.col > 0) 1121 if (screen.cur.col > 0)
1096 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1122 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1097 else 1123 else
1098 scr_insdel_chars (1, INSERT); 1124 scr_insdel_chars (1, INSERT);
… …
1103 * Process DEC Forward Index 1129 * Process DEC Forward Index
1104 * XTERM_SEQ: ESC 9 1130 * XTERM_SEQ: ESC 9
1105 * Move cursor right in row. If we're at the right boundary, shift everything 1131 * Move cursor right in row. If we're at the right boundary, shift everything
1106 * in that row left. Clear right column. 1132 * in that row left. Clear right column.
1107 */ 1133 */
1108#if ENABLE_FRILLS 1134#if !ENABLE_MINIMAL
1109void 1135void
1110rxvt_term::scr_forwardindex () 1136rxvt_term::scr_forwardindex () NOTHROW
1111{ 1137{
1112 int row;
1113
1114 if (screen.cur.col < ncol - 1) 1138 if (screen.cur.col < ncol - 1)
1115 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1139 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1116 else 1140 else
1117 { 1141 {
1118 row = screen.cur.row; 1142 line_t &l = ROW(screen.cur.row);
1119 1143
1120 if (ROW(row).is_longer ()) //TODO//FIXME//LEN 1144 l.touch ();
1121 ROW(row).l = ncol; 1145 l.is_longer (0);
1122 1146
1123 scr_gotorc (0, 0, R_RELATIVE); 1147 scr_gotorc (0, 0, R_RELATIVE);
1124 scr_insdel_chars (1, DELETE); 1148 scr_insdel_chars (1, DELETE);
1125 scr_gotorc (0, ncol - 1, R_RELATIVE); 1149 scr_gotorc (0, ncol - 1, R_RELATIVE);
1126 } 1150 }
… …
1130/* ------------------------------------------------------------------------- */ 1154/* ------------------------------------------------------------------------- */
1131/* 1155/*
1132 * Goto Row/Column 1156 * Goto Row/Column
1133 */ 1157 */
1134void 1158void
1135rxvt_term::scr_gotorc (int row, int col, int relative) 1159rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1136{ 1160{
1137 want_refresh = 1; 1161 want_refresh = 1;
1138 ZERO_SCROLLBACK (); 1162 ZERO_SCROLLBACK ();
1139 1163
1140 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1164 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1141 MAX_IT (screen.cur.col, 0); 1165 clamp_it (screen.cur.col, 0, ncol - 1);
1142 MIN_IT (screen.cur.col, (int32_t)ncol - 1);
1143 1166
1144 screen.flags &= ~Screen_WrapNext; 1167 screen.flags &= ~Screen_WrapNext;
1145 1168
1146 if (relative & R_RELATIVE) 1169 if (relative & R_RELATIVE)
1147 { 1170 {
… …
1163 } 1186 }
1164 } 1187 }
1165 else 1188 else
1166 { 1189 {
1167 if (screen.flags & Screen_Relative) 1190 if (screen.flags & Screen_Relative)
1191 {
1168 { /* relative origin mode */ 1192 /* relative origin mode */
1169 screen.cur.row = row + screen.tscroll; 1193 screen.cur.row = row + screen.tscroll;
1170 MIN_IT (screen.cur.row, screen.bscroll); 1194 min_it (screen.cur.row, screen.bscroll);
1171 } 1195 }
1172 else 1196 else
1173 screen.cur.row = row; 1197 screen.cur.row = row;
1174 } 1198 }
1175 1199
1176 MAX_IT (screen.cur.row, 0); 1200 clamp_it (screen.cur.row, 0, nrow - 1);
1177 MIN_IT (screen.cur.row, (int32_t)nrow - 1);
1178} 1201}
1179 1202
1180/* ------------------------------------------------------------------------- */ 1203/* ------------------------------------------------------------------------- */
1181/* 1204/*
1182 * direction should be UP or DN 1205 * direction should be UP or DN
1183 */ 1206 */
1184void 1207void
1185rxvt_term::scr_index (enum page_dirn direction) 1208rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1186{ 1209{
1187 int dirn; 1210 int dirn;
1188 1211
1189 want_refresh = 1; 1212 want_refresh = 1;
1190 ZERO_SCROLLBACK (); 1213 ZERO_SCROLLBACK ();
… …
1197 || (screen.cur.row == screen.tscroll && direction == DN)) 1220 || (screen.cur.row == screen.tscroll && direction == DN))
1198 scr_scroll_text (screen.tscroll, screen.bscroll, dirn); 1221 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1199 else 1222 else
1200 screen.cur.row += dirn; 1223 screen.cur.row += dirn;
1201 1224
1202 MAX_IT (screen.cur.row, 0); 1225 clamp_it (screen.cur.row, 0, nrow - 1);
1203 MIN_IT (screen.cur.row, (int32_t)nrow - 1);
1204 selection_check (0); 1226 selection_check (0);
1205} 1227}
1206 1228
1207/* ------------------------------------------------------------------------- */ 1229/* ------------------------------------------------------------------------- */
1208/* 1230/*
1209 * Erase part or whole of a line 1231 * Erase part or whole of a line
1210 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1232 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1211 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1233 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1212 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1234 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1235 * extension: clear to right unless wrapped: ESC [ 3 K
1213 */ 1236 */
1214void 1237void
1215rxvt_term::scr_erase_line (int mode) 1238rxvt_term::scr_erase_line (int mode) NOTHROW
1216{ 1239{
1217 unsigned int row, col, num; 1240 unsigned int col, num;
1218 1241
1219 want_refresh = 1; 1242 want_refresh = 1;
1220 ZERO_SCROLLBACK (); 1243 ZERO_SCROLLBACK ();
1221 1244
1222 selection_check (1); 1245 selection_check (1);
1223 1246
1224 row = screen.cur.row; 1247 line_t &line = ROW(screen.cur.row);
1248
1249 line.touch ();
1250 line.is_longer (0);
1225 1251
1226 switch (mode) 1252 switch (mode)
1227 { 1253 {
1254 case 3:
1255 if (screen.flags & Screen_WrapNext)
1256 return;
1257
1258 /* fall through */
1259
1228 case 0: /* erase to end of line */ 1260 case 0: /* erase to end of line */
1229 col = screen.cur.col; 1261 col = screen.cur.col;
1230 num = ncol - col; 1262 num = ncol - col;
1231 MIN_IT (ROW(row).l, (int16_t)col); 1263 min_it (line.l, col);
1264
1232 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1265 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1233 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1266 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1234 CLEAR_SELECTION (); 1267 CLEAR_SELECTION ();
1235 break; 1268 break;
1269
1236 case 1: /* erase to beginning of line */ 1270 case 1: /* erase to beginning of line */
1237 col = 0; 1271 col = 0;
1238 num = screen.cur.col + 1; 1272 num = screen.cur.col + 1;
1273
1239 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1274 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1240 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1275 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1241 CLEAR_SELECTION (); 1276 CLEAR_SELECTION ();
1242 break; 1277 break;
1278
1243 case 2: /* erase whole line */ 1279 case 2: /* erase whole line */
1244 col = 0; 1280 col = 0;
1245 num = ncol; 1281 num = ncol;
1246 ROW(row).l = 0; 1282 line.l = 0;
1247 if (selection.beg.row <= screen.cur.row 1283 if (selection.beg.row <= screen.cur.row
1248 && selection.end.row >= screen.cur.row) 1284 && selection.end.row >= screen.cur.row)
1249 CLEAR_SELECTION (); 1285 CLEAR_SELECTION ();
1250 break; 1286 break;
1251 default: 1287 default:
1252 return; 1288 return;
1253 } 1289 }
1254 1290
1255 scr_blank_line (ROW(row), col, num, rstyle); 1291 scr_blank_line (line, col, num, rstyle);
1256} 1292}
1257 1293
1258/* ------------------------------------------------------------------------- */ 1294/* ------------------------------------------------------------------------- */
1259/* 1295/*
1260 * Erase part of whole of the screen 1296 * Erase part of whole of the screen
1261 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1297 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1262 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1298 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1263 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1299 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1264 */ 1300 */
1265void 1301void
1266rxvt_term::scr_erase_screen (int mode) 1302rxvt_term::scr_erase_screen (int mode) NOTHROW
1267{ 1303{
1268 int num; 1304 int num;
1269 int32_t row; 1305 int32_t row;
1270 rend_t ren; 1306 rend_t ren;
1271 XGCValues gcvalue; 1307 XGCValues gcvalue;
… …
1303 CLEAR_SELECTION (); 1339 CLEAR_SELECTION ();
1304 1340
1305 if (row >= nrow) /* Out Of Bounds */ 1341 if (row >= nrow) /* Out Of Bounds */
1306 return; 1342 return;
1307 1343
1308 MIN_IT (num, (nrow - row)); 1344 min_it (num, nrow - row);
1309 1345
1310 if (rstyle & (RS_RVid | RS_Uline)) 1346 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1311 ren = (rend_t) ~RS_None; 1347 ren = (rend_t) ~RS_None;
1312 else if (GET_BASEBG (rstyle) == Color_bg) 1348 else if (GET_BASEBG (rstyle) == Color_bg)
1313 { 1349 {
1314 ren = DEFAULT_RSTYLE; 1350 ren = DEFAULT_RSTYLE;
1315 CLEAR_ROWS (row, num); 1351
1352 if (mapped)
1353 XClearArea (dpy, vt, 0,
1354 Row2Pixel (row - view_start), (unsigned int)width,
1355 (unsigned int)Height2Pixel (num), False);
1316 } 1356 }
1317 else 1357 else
1318 { 1358 {
1319 ren = rstyle & (RS_fgMask | RS_bgMask); 1359 ren = rstyle & (RS_fgMask | RS_bgMask);
1360
1361 if (mapped)
1362 {
1320 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)]; 1363 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1321 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1364 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1322 ERASE_ROWS (row, num); 1365 XFillRectangle (dpy, vt, gc,
1366 0, Row2Pixel (row - view_start),
1367 (unsigned int)width,
1368 (unsigned int)Height2Pixel (num));
1323 gcvalue.foreground = pix_colors[Color_fg]; 1369 gcvalue.foreground = pix_colors[Color_fg];
1324 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1370 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1371 }
1325 } 1372 }
1326 1373
1327 for (; num--; row++) 1374 for (; num--; row++)
1328 { 1375 {
1329 scr_blank_screen_mem (ROW (row), rstyle); 1376 scr_blank_screen_mem (ROW(row), rstyle);
1330 ROW (row).l = 0; 1377
1378 if (row - view_start < nrow)
1331 scr_blank_line (drawn[row], 0, ncol, ren); 1379 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1332 } 1380 }
1333} 1381}
1334 1382
1335#if ENABLE_FRILLS 1383#if !ENABLE_MINIMAL
1336void 1384void
1337rxvt_term::scr_erase_savelines () 1385rxvt_term::scr_erase_savelines () NOTHROW
1338{ 1386{
1339 want_refresh = 1; 1387 want_refresh = 1;
1340 ZERO_SCROLLBACK (); 1388 ZERO_SCROLLBACK ();
1341 1389
1342 nsaved = 0; 1390 top_row = 0;
1343} 1391}
1344#endif 1392#endif
1345 1393
1346/* ------------------------------------------------------------------------- */ 1394/* ------------------------------------------------------------------------- */
1347/* 1395/*
1348 * Fill the screen with `E's 1396 * Fill the screen with `E's
1349 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1397 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1350 */ 1398 */
1351void 1399void
1352rxvt_term::scr_E () 1400rxvt_term::scr_E () NOTHROW
1353{ 1401{
1354 rend_t fs; 1402 rend_t fs;
1355 1403
1356 want_refresh = 1; 1404 want_refresh = 1;
1357 ZERO_SCROLLBACK (); 1405 ZERO_SCROLLBACK ();
… …
1368 rend_t *r1 = line.r; 1416 rend_t *r1 = line.r;
1369 1417
1370 for (int j = ncol; j--; ) 1418 for (int j = ncol; j--; )
1371 *r1++ = fs; 1419 *r1++ = fs;
1372 1420
1373 line.l = ncol; /* make the `E's selectable */ 1421 line.is_longer (0);
1422 line.touch (ncol);
1374 } 1423 }
1375} 1424}
1376 1425
1377/* ------------------------------------------------------------------------- */ 1426/* ------------------------------------------------------------------------- */
1378/* 1427/*
1379 * Insert/Delete <count> lines 1428 * Insert/Delete <count> lines
1380 */ 1429 */
1381void 1430void
1382rxvt_term::scr_insdel_lines (int count, int insdel) 1431rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1383{ 1432{
1384 int end; 1433 int end;
1385 1434
1386 ZERO_SCROLLBACK (); 1435 ZERO_SCROLLBACK ();
1387 1436
… …
1407/* ------------------------------------------------------------------------- */ 1456/* ------------------------------------------------------------------------- */
1408/* 1457/*
1409 * Insert/Delete <count> characters from the current position 1458 * Insert/Delete <count> characters from the current position
1410 */ 1459 */
1411void 1460void
1412rxvt_term::scr_insdel_chars (int count, int insdel) 1461rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1413{ 1462{
1414 int col, row;
1415 rend_t tr;
1416
1417 want_refresh = 1; 1463 want_refresh = 1;
1418 ZERO_SCROLLBACK (); 1464 ZERO_SCROLLBACK ();
1419 1465
1420 if (count <= 0) 1466 if (count <= 0)
1421 return; 1467 return;
1422 1468
1423 scr_do_wrap (); 1469 scr_do_wrap ();
1424 1470
1425 selection_check (1); 1471 selection_check (1);
1426 MIN_IT (count, (ncol - screen.cur.col)); 1472 min_it (count, ncol - screen.cur.col);
1427 1473
1428 row = screen.cur.row; 1474 int row = screen.cur.row;
1429 1475
1430 line_t *line = &ROW(row); 1476 line_t *line = &ROW(row);
1431 1477
1478 line->touch ();
1479 line->is_longer (0);
1480
1481 // nuke wide spanning the start
1482 if (line->t[screen.cur.col] == NOCHAR)
1483 scr_kill_char (*line, screen.cur.col);
1484
1432 switch (insdel) 1485 switch (insdel)
1433 { 1486 {
1434 case INSERT: 1487 case INSERT:
1435 for (col = ncol - 1; (col - count) >= screen.cur.col; col--) 1488 line->l = min (line->l + count, ncol);
1489
1490 if (line->t[screen.cur.col] == NOCHAR)
1491 scr_kill_char (*line, screen.cur.col);
1492
1493 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1436 { 1494 {
1437 line->t[col] = line->t[col - count]; 1495 line->t[col] = line->t[col - count];
1438 line->r[col] = line->r[col - count]; 1496 line->r[col] = line->r[col - count];
1439 }
1440
1441 if (!line->is_longer ())
1442 {
1443 line->l += count;
1444 MIN_IT (line->l, ncol);
1445 } 1497 }
1446 1498
1447 if (selection.op && current_screen == selection.screen 1499 if (selection.op && current_screen == selection.screen
1448 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1500 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1449 { 1501 {
1450 if (selection.end.row != screen.cur.row 1502 if (selection.end.row != screen.cur.row
1451 || (selection.end.col + count >= ncol)) 1503 || (selection.end.col + count >= ncol))
1452 CLEAR_SELECTION (); 1504 CLEAR_SELECTION ();
1453 else 1505 else
1506 {
1454 { /* shift selection */ 1507 /* shift selection */
1455 selection.beg.col += count; 1508 selection.beg.col += count;
1456 selection.mark.col += count; /* XXX: yes? */ 1509 selection.mark.col += count; /* XXX: yes? */
1457 selection.end.col += count; 1510 selection.end.col += count;
1458 } 1511 }
1459 } 1512 }
… …
1463 1516
1464 case ERASE: 1517 case ERASE:
1465 screen.cur.col += count; /* don't worry if > ncol */ 1518 screen.cur.col += count; /* don't worry if > ncol */
1466 selection_check (1); 1519 selection_check (1);
1467 screen.cur.col -= count; 1520 screen.cur.col -= count;
1521
1522 // nuke wide char after the end
1523 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1524 scr_kill_char (*line, screen.cur.col + count);
1525
1468 scr_blank_line (*line, screen.cur.col, count, rstyle); 1526 scr_blank_line (*line, screen.cur.col, count, rstyle);
1469 break; 1527 break;
1470 1528
1471 case DELETE: 1529 case DELETE:
1472 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1530 line->l = max (line->l - count, 0);
1473 1531
1532 // nuke wide char spanning the end
1533 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1534 scr_kill_char (*line, screen.cur.col + count);
1535
1474 for (col = screen.cur.col; (col + count) < ncol; col++) 1536 for (int col = screen.cur.col; (col + count) < ncol; col++)
1475 { 1537 {
1476 line->t[col] = line->t[col + count]; 1538 line->t[col] = line->t[col + count];
1477 line->r[col] = line->r[col + count]; 1539 line->r[col] = line->r[col + count];
1478 } 1540 }
1479 1541
1480 scr_blank_line (*line, ncol - count, count, tr); 1542 scr_blank_line (*line, ncol - count, count, rstyle);
1481
1482 if (line->is_longer ()) /* break line continuation */
1483 line->l = ncol;
1484
1485 line->l = max (line->l - count, 0);
1486 1543
1487 if (selection.op && current_screen == selection.screen 1544 if (selection.op && current_screen == selection.screen
1488 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1545 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1489 { 1546 {
1490 if (selection.end.row != screen.cur.row 1547 if (selection.end.row != screen.cur.row
… …
1508/* 1565/*
1509 * Set the scrolling region 1566 * Set the scrolling region
1510 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1567 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1511 */ 1568 */
1512void 1569void
1513rxvt_term::scr_scroll_region (int top, int bot) 1570rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1514{ 1571{
1515 MAX_IT (top, 0); 1572 max_it (top, 0);
1516 MIN_IT (bot, (int)nrow - 1); 1573 min_it (bot, nrow - 1);
1517 1574
1518 if (top > bot) 1575 if (top > bot)
1519 return; 1576 return;
1520 1577
1521 screen.tscroll = top; 1578 screen.tscroll = top;
… …
1528 * Make the cursor visible/invisible 1585 * Make the cursor visible/invisible
1529 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1586 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1530 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1587 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1531 */ 1588 */
1532void 1589void
1533rxvt_term::scr_cursor_visible (int mode) 1590rxvt_term::scr_cursor_visible (int mode) NOTHROW
1534{ 1591{
1535 want_refresh = 1; 1592 want_refresh = 1;
1536 1593
1537 if (mode) 1594 if (mode)
1538 screen.flags |= Screen_VisibleCursor; 1595 screen.flags |= Screen_VisibleCursor;
… …
1545 * Set/unset automatic wrapping 1602 * Set/unset automatic wrapping
1546 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1603 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1547 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1604 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1548 */ 1605 */
1549void 1606void
1550rxvt_term::scr_autowrap (int mode) 1607rxvt_term::scr_autowrap (int mode) NOTHROW
1551{ 1608{
1552 if (mode) 1609 if (mode)
1553 screen.flags |= Screen_Autowrap; 1610 screen.flags |= Screen_Autowrap;
1554 else 1611 else
1555 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1612 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
… …
1564 * and the cursor cannot be moved outside. 1621 * and the cursor cannot be moved outside.
1565 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1622 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1566 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1623 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1567 */ 1624 */
1568void 1625void
1569rxvt_term::scr_relative_origin (int mode) 1626rxvt_term::scr_relative_origin (int mode) NOTHROW
1570{ 1627{
1571 if (mode) 1628 if (mode)
1572 screen.flags |= Screen_Relative; 1629 screen.flags |= Screen_Relative;
1573 else 1630 else
1574 screen.flags &= ~Screen_Relative; 1631 screen.flags &= ~Screen_Relative;
… …
1581 * Set insert/replace mode 1638 * Set insert/replace mode
1582 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1639 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1583 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1640 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1584 */ 1641 */
1585void 1642void
1586rxvt_term::scr_insert_mode (int mode) 1643rxvt_term::scr_insert_mode (int mode) NOTHROW
1587{ 1644{
1588 if (mode) 1645 if (mode)
1589 screen.flags |= Screen_Insert; 1646 screen.flags |= Screen_Insert;
1590 else 1647 else
1591 screen.flags &= ~Screen_Insert; 1648 screen.flags &= ~Screen_Insert;
… …
1597 * XTERM_SEQ: Set tab at current column : ESC H 1654 * XTERM_SEQ: Set tab at current column : ESC H
1598 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1655 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1599 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1656 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1600 */ 1657 */
1601void 1658void
1602rxvt_term::scr_set_tab (int mode) 1659rxvt_term::scr_set_tab (int mode) NOTHROW
1603{ 1660{
1604 if (mode < 0) 1661 if (mode < 0)
1605 memset (tabs, 0, ncol * sizeof (char)); 1662 memset (tabs, 0, ncol);
1606 else if (screen.cur.col < ncol) 1663 else if (screen.cur.col < ncol)
1607 tabs[screen.cur.col] = (mode ? 1 : 0); 1664 tabs [screen.cur.col] = !!mode;
1608} 1665}
1609 1666
1610/* ------------------------------------------------------------------------- */ 1667/* ------------------------------------------------------------------------- */
1611/* 1668/*
1612 * Set reverse/normal video 1669 * Set reverse/normal video
1613 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1670 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1614 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1671 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1615 */ 1672 */
1616void 1673void
1617rxvt_term::scr_rvideo_mode (int mode) 1674rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1618{ 1675{
1676 rvideo_mode = on;
1677
1678#ifndef NO_BELL
1679 on ^= rvideo_bell;
1680#endif
1681
1682 if (rvideo_state != on)
1683 {
1684 rvideo_state = on;
1685
1686 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1687#ifdef HAVE_BG_PIXMAP
1688 if (bg_pixmap == None)
1689#endif
1690 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1691
1619 XGCValues gcvalue; 1692 XGCValues gcvalue;
1620
1621 if (rvideo != mode)
1622 {
1623 rvideo = mode;
1624 SWAP_IT (pix_colors[Color_fg], pix_colors[Color_bg], rxvt_color);
1625#if XPM_BACKGROUND
1626 if (bgPixmap.pixmap == None)
1627#endif
1628#if TRANSPARENT
1629 if (! (options & Opt_transparent) || am_transparent == 0)
1630#endif
1631 XSetWindowBackground (display->display, vt,
1632 pix_colors[Color_bg]);
1633
1634 gcvalue.foreground = pix_colors[Color_fg]; 1693 gcvalue.foreground = pix_colors[Color_fg];
1635 gcvalue.background = pix_colors[Color_bg]; 1694 gcvalue.background = pix_colors[Color_bg];
1636 XChangeGC (display->display, gc, GCBackground | GCForeground, 1695 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1637 &gcvalue); 1696
1638 scr_clear (); 1697 scr_clear ();
1639 scr_touch (true); 1698 scr_touch (true);
1640 } 1699 }
1641} 1700}
1642 1701
… …
1644/* 1703/*
1645 * Report current cursor position 1704 * Report current cursor position
1646 * XTERM_SEQ: Report position: ESC [ 6 n 1705 * XTERM_SEQ: Report position: ESC [ 6 n
1647 */ 1706 */
1648void 1707void
1649rxvt_term::scr_report_position () 1708rxvt_term::scr_report_position () NOTHROW
1650{ 1709{
1651 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1710 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1652} 1711}
1653 1712
1654/* ------------------------------------------------------------------------- * 1713/* ------------------------------------------------------------------------- *
… …
1657 1716
1658/* 1717/*
1659 * Set font style 1718 * Set font style
1660 */ 1719 */
1661void 1720void
1662rxvt_term::set_font_style () 1721rxvt_term::set_font_style () NOTHROW
1663{ 1722{
1723#if 0
1664 switch (charsets[screen.charset]) 1724 switch (charsets [screen.charset])
1665 { 1725 {
1666 case '0': /* DEC Special Character & Line Drawing Set */ 1726 case '0': /* DEC Special Character & Line Drawing Set */
1667 break; 1727 break;
1668 case 'A': /* United Kingdom (UK) */ 1728 case 'A': /* United Kingdom (UK) */
1669 break; 1729 break;
… …
1676 case 'C': /* Finnish character set */ 1736 case 'C': /* Finnish character set */
1677 break; 1737 break;
1678 case 'K': /* German character set */ 1738 case 'K': /* German character set */
1679 break; 1739 break;
1680 } 1740 }
1741#endif
1681} 1742}
1682 1743
1683/* ------------------------------------------------------------------------- */ 1744/* ------------------------------------------------------------------------- */
1684/* 1745/*
1685 * Choose a font 1746 * Choose a font
… …
1687 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1748 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1688 * XTERM_SEQ: Invoke G2 character set: ESC N 1749 * XTERM_SEQ: Invoke G2 character set: ESC N
1689 * XTERM_SEQ: Invoke G3 character set: ESC O 1750 * XTERM_SEQ: Invoke G3 character set: ESC O
1690 */ 1751 */
1691void 1752void
1692rxvt_term::scr_charset_choose (int set) 1753rxvt_term::scr_charset_choose (int set) NOTHROW
1693{ 1754{
1694 screen.charset = set; 1755 screen.charset = set;
1695 set_font_style (); 1756 set_font_style ();
1696} 1757}
1697 1758
… …
1703 * XTERM_SEQ: Set G2 character set: ESC * <C> 1764 * XTERM_SEQ: Set G2 character set: ESC * <C>
1704 * XTERM_SEQ: Set G3 character set: ESC + <C> 1765 * XTERM_SEQ: Set G3 character set: ESC + <C>
1705 * See set_font_style for possible values for <C> 1766 * See set_font_style for possible values for <C>
1706 */ 1767 */
1707void 1768void
1708rxvt_term::scr_charset_set (int set, unsigned int ch) 1769rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1709{ 1770{
1710 charsets[set] = (unsigned char)ch; 1771 charsets[set] = (unsigned char)ch;
1711 set_font_style (); 1772 set_font_style ();
1712} 1773}
1713 1774
… …
1718 1779
1719/* 1780/*
1720 * refresh matching text. 1781 * refresh matching text.
1721 */ 1782 */
1722bool 1783bool
1723rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1784rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1724{ 1785{
1725 bool found = false; 1786 bool found = false;
1726 1787
1727 for (int i = 0; i < nrow; i++) 1788 for (int i = 0; i < nrow; i++)
1728 { 1789 {
1729 int col = 0;
1730 rend_t *drp = drawn[i].r; 1790 rend_t *drp = drawn_buf[i].r;
1731 1791
1732 for (; col < ncol; col++, drp++) 1792 for (int col = 0; col < ncol; col++, drp++)
1733 if ((*drp & mask) == value) 1793 if ((*drp & mask) == value)
1734 { 1794 {
1735 found = true; 1795 found = true;
1736 *drp = ~value; 1796 *drp = ~value;
1737 } 1797 }
… …
1748 PART_END, 1808 PART_END,
1749 RC_COUNT 1809 RC_COUNT
1750}; 1810};
1751 1811
1752void 1812void
1753rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) 1813rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1754{ 1814{
1755 int i; 1815 int i;
1756 row_col_t rc[RC_COUNT]; 1816 row_col_t rc[RC_COUNT];
1757 1817
1758 if (!drawn) /* sanity check */ 1818 if (!drawn_buf) /* sanity check */
1759 return; 1819 return;
1760 1820
1761#ifndef NO_SLOW_LINK_SUPPORT 1821#ifndef NO_SLOW_LINK_SUPPORT
1762 if (refresh_type == FAST_REFRESH && !display->is_local) 1822 if (refresh_type == FAST_REFRESH && !display->is_local)
1763 { 1823 {
1764 y = 0; 1824 y = 0;
1765 eheight = height; 1825 eheight = height;
1766 } 1826 }
1767#endif
1768
1769#ifdef DEBUG_STRICT
1770 x = max (x, 0);
1771 x = min (x, (int)width);
1772 y = max (y, 0);
1773 y = min (y, (int)height);
1774#endif 1827#endif
1775 1828
1776 /* round down */ 1829 /* round down */
1777 rc[PART_BEG].col = Pixel2Col (x); 1830 rc[PART_BEG].col = Pixel2Col (x);
1778 rc[PART_BEG].row = Pixel2Row (y); 1831 rc[PART_BEG].row = Pixel2Row (y);
… …
1781 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1); 1834 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1782 1835
1783 /* sanity checks */ 1836 /* sanity checks */
1784 for (i = PART_BEG; i < RC_COUNT; i++) 1837 for (i = PART_BEG; i < RC_COUNT; i++)
1785 { 1838 {
1786 MIN_IT (rc[i].col, ncol - 1); 1839 min_it (rc[i].col, ncol - 1);
1787 MIN_IT (rc[i].row, nrow - 1); 1840 min_it (rc[i].row, nrow - 1);
1788 } 1841 }
1789 1842
1790 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1843 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1791 fill_text (&drawn[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1844 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1845
1846 num_scr_allow = 0;
1792 1847
1793 if (refresh) 1848 if (refresh)
1794 scr_refresh (SLOW_REFRESH); 1849 scr_refresh ();
1795} 1850}
1796 1851
1797/* ------------------------------------------------------------------------- */ 1852/* ------------------------------------------------------------------------- */
1798/* 1853/*
1799 * Refresh the entire screen 1854 * Refresh the entire screen
1800 */ 1855 */
1801void 1856void
1802rxvt_term::scr_touch (bool refresh) 1857rxvt_term::scr_touch (bool refresh) NOTHROW
1803{ 1858{
1804 scr_expose (0, 0, width, height, refresh); 1859 scr_expose (0, 0, width, height, refresh);
1805} 1860}
1806 1861
1807/* ------------------------------------------------------------------------- */ 1862/* ------------------------------------------------------------------------- */
1808/* 1863/*
1809 * Move the display so that the line represented by scrollbar value Y is at 1864 * Move the display so that the line represented by scrollbar value Y is at
1810 * the top of the screen 1865 * the top of the screen
1811 */ 1866 */
1812int 1867void
1813rxvt_term::scr_move_to (int y, int len) 1868rxvt_term::scr_move_to (int y, int len) NOTHROW
1814{ 1869{
1815 long p = 0; 1870 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1816 unsigned int oldviewstart;
1817
1818 oldviewstart = view_start;
1819
1820 if (y < len)
1821 {
1822 p = (nrow + nsaved) * (len - y) / len;
1823 p -= (long) (nrow - 1);
1824 p = max (p, 0);
1825 }
1826
1827 view_start = (unsigned int)min (p, nsaved);
1828
1829 return scr_changeview (oldviewstart);
1830} 1871}
1831 1872
1832/* ------------------------------------------------------------------------- */ 1873/* ------------------------------------------------------------------------- */
1833/* 1874/*
1834 * Page the screen up/down nlines 1875 * Page the screen up/down nlines
1835 * direction should be UP or DN 1876 * direction should be UP or DN
1836 */ 1877 */
1837int 1878bool
1838rxvt_term::scr_page (enum page_dirn direction, int nlines) 1879rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1839{ 1880{
1840 int n; 1881 int new_view_start =
1841 unsigned int oldviewstart;
1842
1843 oldviewstart = view_start;
1844
1845 if (direction == UP)
1846 {
1847 n = view_start + nlines;
1848 view_start = min (n, nsaved);
1849 }
1850 else
1851 {
1852 n = view_start - nlines; 1882 direction == UP ? view_start - nlines
1853 view_start = max (n, 0); 1883 : view_start + nlines;
1854 }
1855 1884
1856 return scr_changeview (oldviewstart); 1885 return scr_changeview (new_view_start);
1857} 1886}
1858 1887
1859int 1888bool
1860rxvt_term::scr_changeview (unsigned int oldviewstart) 1889rxvt_term::scr_changeview (int new_view_start) NOTHROW
1861{ 1890{
1891 clamp_it (new_view_start, top_row, 0);
1892
1862 if (view_start != oldviewstart) 1893 if (new_view_start == view_start)
1863 { 1894 return false;
1895
1896 num_scr += new_view_start - view_start;
1897 view_start = new_view_start;
1864 want_refresh = 1; 1898 want_refresh = 1;
1865 num_scr -= (view_start - oldviewstart);
1866 }
1867 1899
1868 return (int) (view_start - oldviewstart); 1900 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1869}
1870 1901
1871/* ------------------------------------------------------------------------- */ 1902 return true;
1903}
1904
1905#ifndef NO_BELL
1872void 1906void
1907rxvt_term::bell_cb (ev::timer &w, int revents)
1908{
1909 rvideo_bell = false;
1910 scr_rvideo_mode (rvideo_mode);
1911 refresh_check ();
1912}
1913#endif
1914
1915/* ------------------------------------------------------------------------- */
1916void
1873rxvt_term::scr_bell () 1917rxvt_term::scr_bell () NOTHROW
1874{ 1918{
1875#ifndef NO_BELL 1919#ifndef NO_BELL
1876 1920
1877# ifndef NO_MAPALERT 1921# ifndef NO_MAPALERT
1878# ifdef MAPALERT_OPTION 1922# ifdef MAPALERT_OPTION
1879 if (options & Opt_mapAlert) 1923 if (option (Opt_mapAlert))
1880# endif 1924# endif
1881 XMapWindow (display->display, parent[0]); 1925 XMapWindow (dpy, parent[0]);
1882# endif 1926# endif
1883 1927
1928# if ENABLE_FRILLS
1929 if (option (Opt_urgentOnBell))
1930 set_urgency (1);
1931# endif
1932
1884 if (options & Opt_visualBell) 1933 if (option (Opt_visualBell))
1885 { 1934 {
1886 scr_rvideo_mode (!rvideo); /* refresh also done */ 1935 rvideo_bell = true;
1936 scr_rvideo_mode (rvideo_mode);
1937 flush ();
1938
1887 rxvt_usleep (VISUAL_BELL_DURATION); 1939 bell_ev.start (VISUAL_BELL_DURATION);
1888 scr_rvideo_mode (!rvideo); /* refresh also done */
1889 } 1940 }
1890 else 1941 else
1891 XBell (display->display, 0); 1942 XBell (dpy, 0);
1892 1943 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1893#endif 1944#endif
1894} 1945}
1895 1946
1896/* ------------------------------------------------------------------------- */ 1947/* ------------------------------------------------------------------------- */
1897/* ARGSUSED */ 1948/* ARGSUSED */
1898void 1949void
1899rxvt_term::scr_printscreen (int fullhist) 1950rxvt_term::scr_printscreen (int fullhist) NOTHROW
1900{ 1951{
1901#ifdef PRINTPIPE 1952#ifdef PRINTPIPE
1902 int nrows, row_start; 1953 int nrows, row_start;
1903 FILE *fd; 1954 FILE *fd = popen_printer ();
1904 1955
1905 if ((fd = popen_printer ()) == NULL) 1956 if (!fd)
1906 return; 1957 return;
1907 1958
1908 if (fullhist) 1959 if (fullhist)
1909 { 1960 {
1910 nrows = nrow + nsaved; 1961 nrows = nrow - top_row;
1911 row_start = -nsaved; 1962 row_start = top_row;
1912 } 1963 }
1913 else 1964 else
1914 { 1965 {
1915 nrows = nrow; 1966 nrows = nrow;
1916 row_start = -view_start; 1967 row_start = view_start;
1917 } 1968 }
1918 1969
1919 wctomb (0, 0); 1970 wctomb (0, 0);
1920 1971
1921 for (int r1 = 0; r1 < nrows; r1++) 1972 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1922 { 1973 {
1923 text_t *tp = ROW(r1).t; 1974 text_t *tp = ROW(r1).t;
1924 int len = ROW(r1).l; 1975 int len = ROW(r1).l;
1925 1976
1926 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 1977 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
… …
1953 * Refresh the screen 2004 * Refresh the screen
1954 * drawn_text/drawn_rend contain the screen information before the update. 2005 * drawn_text/drawn_rend contain the screen information before the update.
1955 * screen.text/screen.rend contain what the screen will change to. 2006 * screen.text/screen.rend contain what the screen will change to.
1956 */ 2007 */
1957void 2008void
1958rxvt_term::scr_refresh (unsigned char refresh_type) 2009rxvt_term::scr_refresh () NOTHROW
1959{ 2010{
1960 unsigned char must_clear, /* use draw_string not draw_image_string */
1961 showcursor; /* show the cursor */
1962 int16_t col, row, /* column/row we're processing */ 2011 int16_t col, row, /* column/row we're processing */
1963 ocrow; /* old cursor row */ 2012 ocrow; /* old cursor row */
1964 int i, /* tmp */ 2013 int i; /* tmp */
1965 row_offset; /* basic offset in screen structure */
1966#ifndef NO_CURSORCOLOR 2014#ifndef NO_CURSORCOLOR
1967 rend_t cc1; /* store colours at cursor position (s) */ 2015 rend_t cc1; /* store colours at cursor position (s) */
1968#endif 2016#endif
1969 rend_t *crp; // cursor rendition pointer 2017 rend_t *crp; // cursor rendition pointer
2018 rend_t ccol1, /* Cursor colour */
2019 ccol2; /* Cursor colour2 */
1970 2020
1971 want_refresh = 0; /* screen is current */ 2021 want_refresh = 0; /* screen is current */
1972 2022
1973 if (refresh_type == NO_REFRESH || !mapped) 2023 if (refresh_type == NO_REFRESH || !mapped)
1974 return; 2024 return;
1975 2025
1976 /* 2026 /*
1977 * A: set up vars 2027 * A: set up vars
1978 */ 2028 */
1979 must_clear = 0;
1980 refresh_count = 0; 2029 refresh_count = 0;
1981 2030
1982 row_offset = term_start - view_start; 2031 unsigned int old_screen_flags = screen.flags;
1983 2032 char have_bg = 0;
1984#if XPM_BACKGROUND 2033#ifdef HAVE_BG_PIXMAP
1985 must_clear |= bgPixmap.pixmap != None; 2034 have_bg = bg_pixmap != None;
1986#endif
1987#if TRANSPARENT
1988 must_clear |= (options & Opt_transparent) && am_transparent;
1989#endif 2035#endif
1990 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2036 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1991 2037
1992 /* 2038 /*
1993 * B: reverse any characters which are selected 2039 * B: reverse any characters which are selected
1994 */ 2040 */
1995 scr_reverse_selection (); 2041 scr_reverse_selection ();
2042
2043 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2044#if ENABLE_OVERLAY
2045 scr_swap_overlay ();
2046#endif
2047
2048 char showcursor = screen.flags & Screen_VisibleCursor;
1996 2049
1997 /* 2050 /*
1998 * C: set the cursor character (s) 2051 * C: set the cursor character (s)
1999 */ 2052 */
2000 { 2053 {
2001 unsigned char setoldcursor; 2054 unsigned char setoldcursor;
2002 rend_t ccol1, /* Cursor colour */
2003 ccol2; /* Cursor colour2 */
2004 2055
2005 showcursor = (screen.flags & Screen_VisibleCursor);
2006#ifdef CURSOR_BLINK 2056#ifdef CURSOR_BLINK
2007 if (hidden_cursor) 2057 if (hidden_cursor)
2008 showcursor = 0; 2058 showcursor = 0;
2009#endif 2059#endif
2010 2060
… …
2015 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2065 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2016 col--; 2066 col--;
2017 2067
2018 crp = &ROW(screen.cur.row).r[col]; 2068 crp = &ROW(screen.cur.row).r[col];
2019 2069
2020 if (showcursor && focus) 2070#ifndef NO_CURSORCOLOR
2071 cc1 = *crp & (RS_fgMask | RS_bgMask);
2072 if (ISSET_PIXCOLOR (Color_cursor))
2073 ccol1 = Color_cursor;
2074 else
2075#endif
2076#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2077 ccol1 = fgcolor_of (rstyle);
2078#else
2079 ccol1 = Color_fg;
2080#endif
2081
2082#ifndef NO_CURSORCOLOR
2083 if (ISSET_PIXCOLOR (Color_cursor2))
2084 ccol2 = Color_cursor2;
2085 else
2086#endif
2087#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2088 ccol2 = bgcolor_of (rstyle);
2089#else
2090 ccol2 = Color_bg;
2091#endif
2092
2093 if (focus)
2021 { 2094 {
2022 if (options & Opt_cursorUnderline) 2095 if (option (Opt_cursorUnderline))
2023 *crp ^= RS_Uline; 2096 *crp ^= RS_Uline;
2024 else 2097 else
2025 { 2098 {
2026 *crp ^= RS_RVid; 2099 *crp ^= RS_RVid;
2027
2028#ifndef NO_CURSORCOLOR
2029 cc1 = *crp & (RS_fgMask | RS_bgMask);
2030 if (ISSET_PIXCOLOR (Color_cursor))
2031 ccol1 = Color_cursor;
2032 else
2033#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2034 ccol1 = GET_FGCOLOR (rstyle);
2035#else
2036 ccol1 = Color_fg;
2037#endif
2038 if (ISSET_PIXCOLOR (Color_cursor2))
2039 ccol2 = Color_cursor2;
2040 else
2041#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2042 ccol2 = GET_BGCOLOR (rstyle);
2043#else
2044 ccol2 = Color_bg;
2045#endif
2046 *crp = SET_FGCOLOR (*crp, ccol1); 2100 *crp = SET_FGCOLOR (*crp, ccol1);
2047 *crp = SET_BGCOLOR (*crp, ccol2); 2101 *crp = SET_BGCOLOR (*crp, ccol2);
2048#endif
2049 } 2102 }
2050 } 2103 }
2051 } 2104 }
2052 2105
2053 /* make sure no outline cursor is left around */ 2106 /* make sure no outline cursor is left around */
2054 setoldcursor = 0; 2107 setoldcursor = 0;
2055 if (ocrow != -1) 2108 if (ocrow != -1)
2056 { 2109 {
2057 if (screen.cur.row + view_start != ocrow 2110 if (screen.cur.row - view_start != ocrow
2058 || screen.cur.col != oldcursor.col) 2111 || screen.cur.col != oldcursor.col)
2059 { 2112 {
2060 if (ocrow < nrow 2113 if (ocrow < nrow
2061 && oldcursor.col < ncol) 2114 && oldcursor.col < ncol)
2062 drawn[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline); 2115 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2063 2116
2064 if (focus || !showcursor) 2117 if (focus || !showcursor)
2065 oldcursor.row = -1; 2118 oldcursor.row = -1;
2066 else 2119 else
2067 setoldcursor = 1; 2120 setoldcursor = 1;
… …
2070 else if (!focus) 2123 else if (!focus)
2071 setoldcursor = 1; 2124 setoldcursor = 1;
2072 2125
2073 if (setoldcursor) 2126 if (setoldcursor)
2074 { 2127 {
2075 if (screen.cur.row + view_start >= nrow) 2128 if (screen.cur.row - view_start >= nrow)
2076 oldcursor.row = -1; 2129 oldcursor.row = -1;
2077 else 2130 else
2078 { 2131 {
2079 oldcursor.row = screen.cur.row + view_start; 2132 oldcursor.row = screen.cur.row - view_start;
2080 oldcursor.col = screen.cur.col; 2133 oldcursor.col = screen.cur.col;
2081 } 2134 }
2082 } 2135 }
2083 } 2136 }
2084
2085#if ENABLE_OVERLAY
2086 scr_swap_overlay ();
2087#endif
2088 2137
2089#ifndef NO_SLOW_LINK_SUPPORT 2138#ifndef NO_SLOW_LINK_SUPPORT
2090 /* 2139 /*
2091 * D: CopyArea pass - very useful for slower links 2140 * D: CopyArea pass - very useful for slower links
2092 * This has been deliberately kept simple. 2141 * This has been deliberately kept simple.
2093 */ 2142 */
2094 i = num_scr;
2095 if (!display->is_local 2143 if (!display->is_local
2096 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr 2144 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2097 && abs (num_scr) < nrow && !must_clear) 2145 && abs (num_scr) < nrow && !have_bg)
2098 { 2146 {
2099 int16_t nits; 2147 int16_t nits;
2148 int i = num_scr;
2100 int j; 2149 int j;
2101 int len, wlen; 2150 int len, wlen;
2151 dLocal (int, num_scr);
2102 2152
2103 j = nrow; 2153 j = nrow;
2104 wlen = len = -1; 2154 wlen = len = -1;
2105 row = i > 0 ? 0 : j - 1; 2155 row = i > 0 ? 0 : j - 1;
2156
2106 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2157 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2107 { 2158 {
2108 if (row + i >= 0 && row + i < nrow && row + i != ocrow) 2159 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2109 { 2160 {
2110 line_t s = save[(row + row_offset) % total_rows]; 2161 line_t s = ROW(view_start + row);
2111 line_t d = drawn[row]; 2162 line_t d = drawn_buf[row];
2112 line_t d2 = drawn[row + i]; 2163 line_t d2 = drawn_buf[row + i];
2113 2164
2114 for (nits = 0, col = ncol; col--; ) 2165 for (nits = 0, col = ncol; col--; )
2115 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col]) 2166 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2116 nits--; 2167 nits--;
2117 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col]) 2168 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
… …
2131 wlen = row; 2182 wlen = row;
2132 continue; 2183 continue;
2133 } 2184 }
2134 } 2185 }
2135 2186
2136 if (len != -1) 2187 if (len >= 0)
2137 { 2188 {
2138 /* also comes here at end if needed because of >= above */ 2189 /* also comes here at end if needed because of >= above */
2139 if (wlen < len) 2190 if (wlen < len)
2140 SWAP_IT (wlen, len, int); 2191 ::swap (wlen, len);
2141 2192
2193 XGCValues gcv;
2194
2195 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2142 XCopyArea (display->display, vt, vt, 2196 XCopyArea (dpy, vt, vt,
2143 gc, 0, Row2Pixel (len + i), 2197 gc, 0, Row2Pixel (len + i),
2144 (unsigned int)TermWin_TotalWidth (), 2198 (unsigned int)this->width,
2145 (unsigned int)Height2Pixel (wlen - len + 1), 2199 (unsigned int)Height2Pixel (wlen - len + 1),
2146 0, Row2Pixel (len)); 2200 0, Row2Pixel (len));
2201 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2202
2147 len = -1; 2203 len = -1;
2148 } 2204 }
2149 } 2205 }
2150 } 2206 }
2151#endif 2207#endif
… …
2153 /* 2209 /*
2154 * E: main pass across every character 2210 * E: main pass across every character
2155 */ 2211 */
2156 for (row = 0; row < nrow; row++) 2212 for (row = 0; row < nrow; row++)
2157 { 2213 {
2158 text_t *stp = save[(row + row_offset) % total_rows].t; 2214 text_t *stp = ROW(view_start + row).t;
2159 rend_t *srp = save[(row + row_offset) % total_rows].r; 2215 rend_t *srp = ROW(view_start + row).r;
2160 text_t *dtp = drawn[row].t; 2216 text_t *dtp = drawn_buf[row].t;
2161 rend_t *drp = drawn[row].r; 2217 rend_t *drp = drawn_buf[row].r;
2162 2218
2163 /* 2219 /*
2164 * E2: OK, now the real pass 2220 * E2: OK, now the real pass
2165 */ 2221 */
2166 int ypixel = (int)Row2Pixel (row); 2222 int ypixel = (int)Row2Pixel (row);
… …
2175 continue; 2231 continue;
2176 2232
2177 // redraw one or more characters 2233 // redraw one or more characters
2178 2234
2179 // seek to the beginning of wide characters 2235 // seek to the beginning of wide characters
2180 while (stp[col] == NOCHAR && col > 0) 2236 while (expect_false (stp[col] == NOCHAR && col > 0))
2181 --col; 2237 --col;
2182 2238
2183 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2239 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2184 text_t *text = stp + col; 2240 text_t *text = stp + col;
2185 int count = 1; 2241 int count = 1;
2186 2242
2187 dtp[col] = stp[col]; 2243 dtp[col] = stp[col];
2188 drp[col] = rend; 2244 drp[col] = rend;
… …
2192 for (i = 0; ++col < ncol; ) 2248 for (i = 0; ++col < ncol; )
2193 { 2249 {
2194 if (stp[col] == NOCHAR) 2250 if (stp[col] == NOCHAR)
2195 { 2251 {
2196 dtp[col] = stp[col]; 2252 dtp[col] = stp[col];
2197 drp[col] = rend; 2253 drp[col] = srp[col];
2254
2198 count++; 2255 count++;
2199 i++; 2256 i++;
2200 2257
2201 continue; 2258 continue;
2202 } 2259 }
… …
2207 count++; 2264 count++;
2208 2265
2209 if (stp[col] != dtp[col] 2266 if (stp[col] != dtp[col]
2210 || !RS_SAME (srp[col], drp[col])) 2267 || !RS_SAME (srp[col], drp[col]))
2211 { 2268 {
2212 if (must_clear && (i++ > count / 2)) 2269 if (have_bg && (i++ > count / 2))
2213 break; 2270 break;
2214 2271
2215 dtp[col] = stp[col]; 2272 dtp[col] = stp[col];
2216 drp[col] = rend; 2273 drp[col] = rend;
2217 i = 0; 2274 i = 0;
2218 } 2275 }
2219 else if (must_clear || (stp[col] != ' ' && ++i >= 16)) 2276 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2220 break; 2277 break;
2221 } 2278 }
2222 2279
2223 col--; /* went one too far. move back */ 2280 col--; /* went one too far. move back */
2224 count -= i; /* dump any matching trailing chars */ 2281 count -= i; /* dump any matching trailing chars */
2225 2282
2226 // sometimes we optimize away the trailing NOCHAR's, add them back 2283 // sometimes we optimize away the trailing NOCHAR's, add them back
2227 while (i && text[count] == NOCHAR) 2284 while (expect_false (i && text[count] == NOCHAR))
2228 count++, i--; 2285 count++, i--;
2229 2286
2230 /* 2287 /*
2231 * Determine the attributes for the string 2288 * Determine the attributes for the string
2232 */ 2289 */
2233 int fore = GET_FGCOLOR (rend); // desired foreground 2290 int fore = fgcolor_of (rend); // desired foreground
2234 int back = GET_BGCOLOR (rend); // desired background 2291 int back = bgcolor_of (rend); // desired background
2235 2292
2236 // only do special processing if any attributes are set, which is rare 2293 // only do special processing if any attributes are set, which is unlikely
2237 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)) 2294 if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2238 { 2295 {
2239#if ENABLE_STYLES
2240 // force redraw after "careful" characters to avoid pixel droppings
2241 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2242 drp[col + 1] = ~srp[col + 1];
2243
2244 // include previous careful character(s) if possible, looks nicer (best effort...)
2245 while (text > stp
2246 && srp[text - stp - 1] & RS_Careful
2247 && RS_SAME (rend, srp[text - stp - 1]))
2248 text--, count++, xpixel -= fwidth;
2249#endif
2250
2251 bool invert = rend & RS_RVid; 2296 bool invert = rend & RS_RVid;
2252 2297
2253#ifndef NO_BOLD_UNDERLINE_REVERSE 2298#ifndef NO_BOLD_UNDERLINE_REVERSE
2254 if (rend & RS_Bold
2255 && fore == Color_fg) 2299 if (rend & RS_Bold && fore == Color_fg)
2256 { 2300 {
2257 if (ISSET_PIXCOLOR (Color_BD)) 2301 if (ISSET_PIXCOLOR (Color_BD))
2258 fore = Color_BD; 2302 fore = Color_BD;
2259# if !ENABLE_STYLES 2303# if !ENABLE_STYLES
2260 else 2304 else
2261 invert = !invert; 2305 invert = !invert;
2262# endif 2306# endif
2263 } 2307 }
2264 2308
2265 if (rend & RS_Italic 2309 if (rend & RS_Italic && fore == Color_fg)
2266 && fore == Color_fg)
2267 { 2310 {
2268 if (ISSET_PIXCOLOR (Color_IT)) 2311 if (ISSET_PIXCOLOR (Color_IT))
2269 fore = Color_IT; 2312 fore = Color_IT;
2270# if !ENABLE_STYLES 2313# if !ENABLE_STYLES
2271 else 2314 else
2272 invert = !invert; 2315 invert = !invert;
2273# endif 2316# endif
2274 } 2317 }
2275 2318
2276 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL)) 2319 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2277 fore = Color_UL; 2320 fore = Color_UL;
2321#endif
2322
2323#ifdef OPTION_HC
2324 if (rend & RS_Sel)
2325 {
2326 /* invert the column if no highlightColor is set or it is the
2327 * current cursor column */
2328 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2329 && ISSET_PIXCOLOR (Color_HC))
2330 {
2331 if (ISSET_PIXCOLOR (Color_HTC))
2332 fore = Color_HTC;
2333 // if invert is 0 reverse video is set so we use bg color as fg color
2334 else if (!invert)
2335 fore = back;
2336
2337 back = Color_HC;
2338 invert = 0;
2339 }
2340 }
2278#endif 2341#endif
2279 2342
2280 if (invert) 2343 if (invert)
2281 { 2344 {
2282 SWAP_IT (fore, back, int); 2345 ::swap (fore, back);
2283 2346
2284#ifndef NO_BOLD_UNDERLINE_REVERSE 2347#ifndef NO_BOLD_UNDERLINE_REVERSE
2285 if (ISSET_PIXCOLOR (Color_RV))
2286 back = Color_RV;
2287
2288 if (fore == back) 2348 if (fore == back)
2289 { 2349 {
2290 fore = Color_bg; 2350 fore = Color_bg;
2291 back = Color_fg; 2351 back = Color_fg;
2292 } 2352 }
… …
2294 } 2354 }
2295 2355
2296#ifdef TEXT_BLINK 2356#ifdef TEXT_BLINK
2297 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg)) 2357 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2298 { 2358 {
2299 if (!text_blink_ev.active) 2359 if (!text_blink_ev.is_active ())
2300 { 2360 {
2301 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL); 2361 text_blink_ev.again ();
2302 hidden_text = 0; 2362 hidden_text = 0;
2303 } 2363 }
2304 else if (hidden_text) 2364 else if (hidden_text)
2305 fore = back; 2365 fore = back;
2306 } 2366 }
2307#endif 2367#endif
2368
2369#if ENABLE_STYLES
2370 // "careful" (too wide) character handling
2371
2372 // include previous careful character(s) if possible, looks nicer (best effort...)
2373 while (text > stp
2374 && srp[text - stp - 1] & RS_Careful
2375 && RS_SAME (rend, srp[text - stp - 1]))
2376 text--, count++, xpixel -= fwidth;
2377
2378 // force redraw after "careful" characters to avoid pixel droppings
2379 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2380 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2381
2382 // force redraw before "careful" characters to avoid pixel droppings
2383 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2384 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2385#endif
2308 } 2386 }
2309 2387
2310 /* 2388 /*
2311 * Actually do the drawing of the string here 2389 * Actually do the drawing of the string here
2312 */ 2390 */
2313 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2391 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2314 2392
2315 if (back == fore) 2393 if (expect_true (have_bg && back == Color_bg))
2316 font->clear_rect (*drawable, xpixel, ypixel,
2317 fwidth * count, fheight,
2318 back);
2319 else if (back == Color_bg)
2320 { 2394 {
2321 if (must_clear) 2395 // this is very ugly, maybe push it into ->draw?
2322 {
2323 CLEAR_CHARS (xpixel, ypixel, count);
2324 2396
2325 for (i = 0; i < count; i++) /* don't draw empty strings */ 2397 for (i = 0; i < count; i++) /* don't draw empty strings */
2326 if (text[i] != ' ') 2398 if (text[i] != ' ')
2327 { 2399 {
2328 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1); 2400 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2329 break; 2401 goto did_clear;
2330 }
2331 } 2402 }
2332 else 2403
2333 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg); 2404 CLEAR_CHARS (xpixel, ypixel, count);
2405 did_clear: ;
2334 } 2406 }
2335 else 2407 else
2336 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2408 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2337 2409
2338 if (rend & RS_Uline && font->descent > 1 && fore != back) 2410 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2339 { 2411 {
2340#if ENABLE_FRILLS 2412#if ENABLE_FRILLS
2341 if (ISSET_PIXCOLOR (Color_underline)) 2413 if (ISSET_PIXCOLOR (Color_underline))
2342 XSetForeground (display->display, gc, pix_colors[Color_underline]); 2414 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2343 else 2415 else
2344#endif 2416#endif
2345 XSetForeground (display->display, gc, pix_colors[fore]); 2417 XSetForeground (dpy, gc, pix_colors[fore]);
2346 2418
2347 XDrawLine (display->display, drawBuffer, gc, 2419 XDrawLine (dpy, vt, gc,
2348 xpixel, ypixel + font->ascent + 1, 2420 xpixel, ypixel + font->ascent + 1,
2349 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2421 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2350 } 2422 }
2351 } /* for (col....) */ 2423 } /* for (col....) */
2352 } /* for (row....) */ 2424 } /* for (row....) */
2353 2425
2354#if ENABLE_OVERLAY
2355 scr_swap_overlay ();
2356#endif
2357
2358 /* 2426 /*
2359 * G: cleanup cursor and display outline cursor if necessary 2427 * G: cleanup cursor and display outline cursor if necessary
2360 */ 2428 */
2361 if (showcursor) 2429 if (showcursor)
2362 { 2430 {
2363 if (focus) 2431 if (focus)
2364 { 2432 {
2365 if (options & Opt_cursorUnderline) 2433 if (option (Opt_cursorUnderline))
2366 *crp ^= RS_Uline; 2434 *crp ^= RS_Uline;
2367 else 2435 else
2368 { 2436 {
2369 *crp ^= RS_RVid; 2437 *crp ^= RS_RVid;
2370#ifndef NO_CURSORCOLOR 2438#ifndef NO_CURSORCOLOR
… …
2379 2447
2380 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2448 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2381 col--; 2449 col--;
2382 2450
2383 while (col + cursorwidth < ncol 2451 while (col + cursorwidth < ncol
2384 && drawn[oldcursor.row].t[col + cursorwidth] == NOCHAR) 2452 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2385 cursorwidth++; 2453 cursorwidth++;
2386 2454
2387#ifndef NO_CURSORCOLOR 2455#ifndef NO_CURSORCOLOR
2388 if (ISSET_PIXCOLOR (Color_cursor)) 2456 if (ISSET_PIXCOLOR (Color_cursor))
2389 XSetForeground (display->display, gc, pix_colors[Color_cursor]); 2457 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2458 else
2390#endif 2459#endif
2460 XSetForeground (dpy, gc, pix_colors[ccol1]);
2391 2461
2392 XDrawRectangle (display->display, drawBuffer, gc, 2462 XDrawRectangle (dpy, vt, gc,
2393 Col2Pixel (col), 2463 Col2Pixel (col),
2394 Row2Pixel (oldcursor.row), 2464 Row2Pixel (oldcursor.row),
2395 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2465 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2396 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2466 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2397 } 2467 }
2398 } 2468 }
2399 2469
2400 /* 2470 /*
2401 * H: cleanup selection 2471 * H: cleanup selection
2402 */ 2472 */
2473#if ENABLE_OVERLAY
2474 scr_swap_overlay ();
2475#endif
2476 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2477
2403 scr_reverse_selection (); 2478 scr_reverse_selection ();
2404 2479
2405 if (refresh_type & SMOOTH_REFRESH) 2480 screen.flags = old_screen_flags;
2406 XFlush (display->display);
2407
2408 num_scr = 0; 2481 num_scr = 0;
2409 num_scr_allow = 1; 2482 num_scr_allow = 1;
2410} 2483}
2411 2484
2412void 2485void
2413rxvt_term::scr_remap_chars (const line_t &l) 2486rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2414{ 2487{
2415 if (!l.t) 2488 if (!l.t)
2416 return; 2489 return;
2417 2490
2491 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2492
2418 for (int i = ncol; i--; ) 2493 for (int i = ncol; i--; )
2419 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2494 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2420} 2495}
2421 2496
2422void 2497void
2423rxvt_term::scr_remap_chars () 2498rxvt_term::scr_remap_chars () NOTHROW
2424{ 2499{
2425 for (int i = total_rows; i--; ) 2500 for (int i = total_rows; i--; )
2426 scr_remap_chars (save[i]); 2501 scr_remap_chars (row_buf [i]);
2427 2502
2428 for (int i = nrow; i--; ) 2503 for (int i = nrow; i--; )
2429 { 2504 {
2430 scr_remap_chars (drawn[i]); 2505 scr_remap_chars (drawn_buf [i]);
2431 scr_remap_chars (swap_save[i]); 2506 scr_remap_chars (swap_buf [i]);
2507 }
2508}
2509
2510void
2511rxvt_term::scr_recolour (bool refresh) NOTHROW
2512{
2513 bool transparent = false;
2514
2515#ifdef HAVE_BG_PIXMAP
2516 if (bg_pixmap != None)
2432 } 2517 {
2433} 2518# ifdef ENABLE_TRANSPARENCY
2519 if (bg_flags & BG_IS_TRANSPARENT)
2520 {
2521 XSetWindowBackgroundPixmap (dpy, parent[0], bg_pixmap);
2522 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2434 2523
2435void 2524 transparent = true;
2436rxvt_term::scr_recolour () 2525 }
2437{ 2526 else
2438 if (1
2439#if TRANSPARENT
2440 && !am_transparent
2441#endif 2527# endif
2442#if XPM_BACKGROUND
2443 && !bgPixmap.pixmap
2444#endif
2445 ) 2528 {
2529 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2530 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2531 }
2446 { 2532 }
2533 else
2534#endif
2535 {
2447 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]); 2536 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2448 XClearWindow (display->display, parent[0]);
2449 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]); 2537 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2450#if HAVE_SCROLLBARS 2538 }
2539
2540 XClearWindow (dpy, parent[0]);
2541
2451 if (scrollBar.win) 2542 if (scrollBar.win)
2452 { 2543 {
2544 if (transparent)
2545 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2546 else
2453 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); 2547 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2454 scrollBar.setIdle (); 2548 scrollBar.state = STATE_IDLE;
2455 scrollbar_show (0); 2549 scrollBar.show (0);
2456 } 2550 }
2457#endif 2551
2552 if (refresh)
2458 } 2553 {
2459
2460 scr_clear (); 2554 scr_clear ();
2461 scr_touch (true); 2555 scr_touch (true);
2556 }
2462 want_refresh = 1; 2557 want_refresh = 1;
2463} 2558}
2464 2559
2465/* ------------------------------------------------------------------------- */ 2560/* ------------------------------------------------------------------------- */
2466void 2561void
2467rxvt_term::scr_clear (bool really) 2562rxvt_term::scr_clear (bool really) NOTHROW
2468{ 2563{
2469 if (!mapped) 2564 if (!mapped)
2470 return; 2565 return;
2471 2566
2472 num_scr_allow = 0; 2567 num_scr_allow = 0;
2473 want_refresh = 1; 2568 want_refresh = 1;
2474 2569
2475 if (really) 2570 if (really)
2476 XClearWindow (display->display, vt); 2571 XClearWindow (dpy, vt);
2477} 2572}
2478 2573
2479/* ------------------------------------------------------------------------- */
2480void 2574void
2575rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2576{
2577 int view_end = view_start + nrow;
2578 int row, col;
2579
2580 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2581 {
2582 text_t *stp = ROW(row).t;
2583 rend_t *srp = ROW(row).r;
2584
2585 for (col = beg_col; col < end_col; col++)
2586 srp[col] ^= rstyle1;
2587
2588 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2589 srp[col] ^= rstyle2;
2590
2591 if (++col < end_col)
2592 srp[col] ^= rstyle2;
2593 }
2594}
2595
2596void
2597rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2598{
2599 int view_end = view_start + nrow;
2600 int row, col;
2601
2602 if (beg_row >= view_start)
2603 {
2604 col = beg_col;
2605 row = beg_row;
2606 }
2607 else
2608 {
2609 col = 0;
2610 row = view_start;
2611 }
2612
2613 for (; row < min (end_row, view_end); row++, col = 0)
2614 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2615 srp[col] ^= rstyle;
2616
2617 if (row == end_row)
2618 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2619 srp[col] ^= rstyle;
2620}
2621
2622/* ------------------------------------------------------------------------- */
2623void
2481rxvt_term::scr_reverse_selection () 2624rxvt_term::scr_reverse_selection () NOTHROW
2482{ 2625{
2483 if (selection.op 2626 if (selection.op
2484 && current_screen == selection.screen 2627 && current_screen == selection.screen
2485 && selection.end.row >= -view_start) 2628 && selection.end.row >= view_start)
2486 { 2629 {
2487 int view_end = -view_start + nrow; 2630#if !ENABLE_MINIMAL
2488 int row, col;
2489
2490#if ENABLE_FRILLS
2491 if (selection.rect) 2631 if (selection.rect)
2492 { 2632 scr_xor_rect (selection.beg.row, selection.beg.col,
2493 for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++) 2633 selection.end.row, selection.end.col,
2494 for (rend_t *srp = ROW(row).r, col = selection.beg.col; col < selection.end.col; col++) 2634 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2495 srp[col] ^= RS_RVid;
2496 }
2497 else 2635 else
2498#endif 2636#endif
2499 { 2637 scr_xor_span (selection.beg.row, selection.beg.col,
2500 if (selection.beg.row >= -view_start) 2638 selection.end.row, selection.end.col,
2501 { 2639 RS_Sel | RS_RVid);
2502 col = selection.beg.col;
2503 row = selection.beg.row;
2504 }
2505 else
2506 {
2507 col = 0;
2508 row = view_start;
2509 }
2510
2511 for (; row < min (selection.end.row, view_end); row++, col = 0)
2512 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2513 srp[col] ^= RS_RVid;
2514
2515 if (row == selection.end.row)
2516 for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2517 srp[col] ^= RS_RVid;
2518 }
2519 } 2640 }
2520} 2641}
2521 2642
2522/* ------------------------------------------------------------------------- */ 2643/* ------------------------------------------------------------------------- */
2523/* 2644/*
2524 * Dump the whole scrollback and screen to the passed filedescriptor. The 2645 * Dump the whole scrollback and screen to the passed filedescriptor. The
2525 * invoking routine must close the fd. 2646 * invoking routine must close the fd.
2526 */ 2647 */
2527#if 0 2648#if 0
2528void 2649void
2529rxvt_term::scr_dump (int fd) 2650rxvt_term::scr_dump (int fd) NOTHROW
2530{ 2651{
2531 int row, wrote; 2652 int row, wrote;
2532 unsigned int width, towrite; 2653 unsigned int width, towrite;
2533 char r1[] = "\n"; 2654 const char r1[] = "\n";
2534 2655
2535 for (row = saveLines - nsaved; 2656 for (row = saveLines + top_row;
2536 row < saveLines + nrow - 1; row++) 2657 row < saveLines + nrow - 1; row++)
2537 { 2658 {
2538 width = save[row].l >= 0 ? save[row].l 2659 width = row_buf[row].l >= 0 ? row_buf[row].l
2539 : ncol; 2660 : ncol;
2540 for (towrite = width; towrite; towrite -= wrote) 2661 for (towrite = width; towrite; towrite -= wrote)
2541 { 2662 {
2542 wrote = write (fd, & (save[row].t[width - towrite]), 2663 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2543 towrite); 2664 towrite);
2544 if (wrote < 0) 2665 if (wrote < 0)
2545 return; /* XXX: death, no report */ 2666 return; /* XXX: death, no report */
2546 } 2667 }
2547 if (save[row].l >= 0) 2668 if (row_buf[row].l >= 0)
2548 if (write (fd, r1, 1) <= 0) 2669 if (write (fd, r1, 1) <= 0)
2549 return; /* XXX: death, no report */ 2670 return; /* XXX: death, no report */
2550 } 2671 }
2551} 2672}
2552#endif 2673#endif
2553 2674
2554/* ------------------------------------------------------------------------- * 2675/* ------------------------------------------------------------------------- *
2555 * CHARACTER SELECTION * 2676 * CHARACTER SELECTION *
2556 * ------------------------------------------------------------------------- */ 2677 * ------------------------------------------------------------------------- */
2557void 2678void
2558rxvt_term::selection_check (int check_more) 2679rxvt_term::selection_check (int check_more) NOTHROW
2559{ 2680{
2560 row_col_t pos; 2681 row_col_t pos;
2561 2682
2562 if (!selection.op) 2683 if (!selection.op)
2563 return; 2684 return;
2564 2685
2565 pos.row = pos.col = 0; 2686 pos.row = pos.col = 0;
2566 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow) 2687 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2567 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow) 2688 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2568 || !IN_RANGE_EXC (selection.end.row, -nsaved, nrow) 2689 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2569 || (check_more == 1 2690 || (check_more == 1
2570 && current_screen == selection.screen 2691 && current_screen == selection.screen
2571 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2692 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2572 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2693 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2573 || (check_more == 2 2694 || (check_more == 2
… …
2584/* ------------------------------------------------------------------------- */ 2705/* ------------------------------------------------------------------------- */
2585/* 2706/*
2586 * Paste a selection direct to the command fd 2707 * Paste a selection direct to the command fd
2587 */ 2708 */
2588void 2709void
2589rxvt_term::paste (unsigned char *data, unsigned int len) 2710rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2590{ 2711{
2591 /* convert normal newline chars into common keyboard Return key sequence */ 2712 /* convert normal newline chars into common keyboard Return key sequence */
2592 for (unsigned int i = 0; i < len; i++) 2713 for (unsigned int i = 0; i < len; i++)
2593 if (data[i] == C0_LF) 2714 if (data[i] == C0_LF)
2594 data[i] = C0_CR; 2715 data[i] = C0_CR;
2595 2716
2717 if (priv_modes & PrivMode_BracketPaste)
2718 tt_printf ("\e[200~");
2719
2596 tt_write (data, len); 2720 tt_write (data, len);
2597}
2598 2721
2599/* ------------------------------------------------------------------------- */ 2722 if (priv_modes & PrivMode_BracketPaste)
2600/* 2723 tt_printf ("\e[201~");
2601 * Respond to a notification that a primary selection has been sent
2602 * EXT: SelectionNotify
2603 */
2604void
2605rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2606{
2607 if (prop == None) /* check for failed XConvertSelection */
2608 {
2609 if ((selection_type & Sel_CompoundText))
2610 {
2611 int selnum = selection_type & Sel_whereMask;
2612
2613 selection_type = 0;
2614 if (selnum != Sel_direct)
2615 selection_request_other (XA_STRING, selnum);
2616 }
2617
2618 if ((selection_type & Sel_UTF8String))
2619 {
2620 int selnum = selection_type & Sel_whereMask;
2621
2622 selection_type = Sel_CompoundText;
2623 if (selnum != Sel_direct)
2624 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2625 else
2626 selection_type = 0;
2627 }
2628
2629 return;
2630 }
2631
2632 unsigned long bytes_after;
2633 XTextProperty ct;
2634
2635 if (XGetWindowProperty (display->display, win, prop,
2636 0, PROP_SIZE / 4,
2637 delete_prop, AnyPropertyType,
2638 &ct.encoding, &ct.format,
2639 &ct.nitems, &bytes_after,
2640 &ct.value) != Success)
2641 {
2642 ct.value = 0;
2643 goto bailout;
2644 }
2645
2646 if (ct.encoding == None)
2647 goto bailout;
2648
2649 if (bytes_after)
2650 {
2651 // fetch and append remaining data
2652 XTextProperty ct2;
2653
2654 if (XGetWindowProperty (display->display, win, prop,
2655 ct.nitems / 4, (bytes_after + 3) / 4,
2656 delete_prop, AnyPropertyType,
2657 &ct2.encoding, &ct2.format,
2658 &ct2.nitems, &bytes_after,
2659 &ct2.value) != Success)
2660 goto bailout;
2661
2662 // realloc should be compatible to XFree, here, and elsewhere, too
2663 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2664 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2665 ct.nitems += ct2.nitems;
2666
2667 XFree (ct2.value);
2668 }
2669
2670 if (ct.value == 0)
2671 goto bailout;
2672
2673 if (ct.encoding == xa[XA_INCR])
2674 {
2675 // INCR selection, start handshake
2676 if (!delete_prop)
2677 XDeleteProperty (display->display, win, prop);
2678
2679 selection_wait = Sel_incr;
2680 incr_buf_fill = 0;
2681 incr_ev.start (NOW + 10);
2682
2683 goto bailout;
2684 }
2685
2686 if (ct.nitems == 0)
2687 {
2688 if (selection_wait == Sel_incr)
2689 {
2690 XFree (ct.value);
2691
2692 // finally complete, now paste the whole thing
2693 selection_wait = Sel_normal;
2694 ct.value = (unsigned char *)incr_buf;
2695 ct.nitems = incr_buf_fill;
2696 incr_buf = 0;
2697 incr_buf_size = 0;
2698 incr_ev.stop ();
2699 }
2700 else
2701 {
2702 if (selection_wait == Sel_normal
2703 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2704 {
2705 /*
2706 * pass through again trying CUT_BUFFER0 if we've come from
2707 * XConvertSelection () but nothing was presented
2708 */
2709 selection_paste (display->root, XA_CUT_BUFFER0, False);
2710 }
2711
2712 goto bailout;
2713 }
2714 }
2715 else if (selection_wait == Sel_incr)
2716 {
2717 incr_ev.start (NOW + 10);
2718
2719 while (incr_buf_fill + ct.nitems > incr_buf_size)
2720 {
2721 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2722 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2723 }
2724
2725 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2726 incr_buf_fill += ct.nitems;
2727
2728 goto bailout;
2729 }
2730
2731 char **cl;
2732 int cr;
2733
2734#if ENABLE_FRILLS
2735 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2736 // so recode it manually
2737 if (ct.encoding == xa[XA_UTF8_STRING])
2738 {
2739 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2740 char *s = rxvt_wcstombs (w);
2741 free (w);
2742 // TODO: strlen == only the first element will be converted. well...
2743 paste ((unsigned char *)s, strlen (s));
2744 free (s);
2745 }
2746 else
2747#endif
2748 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2749 && cl)
2750 {
2751 for (int i = 0; i < cr; i++)
2752 paste ((unsigned char *)cl[i], strlen (cl[i]));
2753
2754 XFreeStringList (cl);
2755 }
2756 else
2757 paste (ct.value, ct.nitems); // paste raw
2758
2759bailout:
2760 XFree (ct.value);
2761
2762 if (selection_wait == Sel_normal)
2763 selection_wait = Sel_none;
2764} 2724}
2765 2725
2766void 2726void
2767rxvt_term::incr_cb (time_watcher &w) 2727rxvt_term::paste (char *data, unsigned int len) NOTHROW
2768{ 2728{
2769 selection_wait = Sel_none; 2729 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2770
2771 incr_buf_size = 0;
2772 free (incr_buf);
2773
2774 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2775}
2776
2777void
2778rxvt_term::selection_property (Window win, Atom prop)
2779{
2780 if (prop == None || selection_wait != Sel_incr)
2781 return; 2730 return;
2782 2731
2783 selection_paste (win, prop, true); 2732 tt_paste (data, len);
2784} 2733}
2785 2734
2786/* ------------------------------------------------------------------------- */ 2735/* ------------------------------------------------------------------------- */
2787/* 2736/*
2788 * Request the current selection: 2737 * Request the current selection:
2789 * Order: > internal selection if available 2738 * Order: > internal selection if available
2790 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2739 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2791 * > CUT_BUFFER0 2740 * > CUT_BUFFER0
2792 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2741 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2793 * will auto fallback to CUT_BUFFER0 2742 * will auto fallback to CUT_BUFFER0
2794 * EXT: button 2 release 2743 * EXT: button 2 release
2795 */ 2744 */
2796void 2745void
2797rxvt_term::selection_request (Time tm, int x, int y) 2746rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2798{ 2747{
2799 if (x < 0 || x >= width || y < 0 || y >= height) 2748 if (selection.text && selnum == Sel_Primary)
2800 return; /* outside window */ 2749 {
2801
2802 if (selection.text)
2803 { /* internal selection */ 2750 /* internal selection */
2804 char *str = rxvt_wcstombs (selection.text, selection.len); 2751 char *str = rxvt_wcstombs (selection.text, selection.len);
2805 paste ((unsigned char *)str, strlen (str)); 2752 paste (str, strlen (str));
2806 free (str); 2753 free (str);
2807 return; 2754 return;
2808 } 2755 }
2809 else 2756 else if (!selection_req)
2810 {
2811 int i;
2812
2813 selection_request_time = tm;
2814 selection_wait = Sel_normal;
2815
2816 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2817 {
2818#if X_HAVE_UTF8_STRING
2819 selection_type = Sel_UTF8String;
2820 if (selection_request_other (xa[XA_UTF8_STRING], i))
2821 return;
2822#else
2823 selection_type = Sel_CompoundText;
2824 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2825 return;
2826#endif
2827 }
2828 } 2757 {
2829 2758 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2830 selection_wait = Sel_none; /* don't loop in selection_paste () */ 2759 selection_req->run ();
2831 selection_paste (display->root, XA_CUT_BUFFER0, false);
2832}
2833
2834int
2835rxvt_term::selection_request_other (Atom target, int selnum)
2836{
2837 Atom sel;
2838
2839 selection_type |= selnum;
2840
2841 if (selnum == Sel_Primary)
2842 sel = XA_PRIMARY;
2843 else if (selnum == Sel_Secondary)
2844 sel = XA_SECONDARY;
2845 else
2846 sel = xa[XA_CLIPBOARD];
2847
2848 if (XGetSelectionOwner (display->display, sel) != None)
2849 { 2760 }
2850 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2851 vt, selection_request_time);
2852 return 1;
2853 }
2854
2855 return 0;
2856} 2761}
2857 2762
2858/* ------------------------------------------------------------------------- */ 2763/* ------------------------------------------------------------------------- */
2859/* 2764/*
2860 * Clear all selected text 2765 * Clear all selected text
2861 * EXT: SelectionClear 2766 * EXT: SelectionClear
2862 */ 2767 */
2863void 2768void
2864rxvt_term::selection_clear () 2769rxvt_term::selection_clear (bool clipboard) NOTHROW
2865{ 2770{
2771 if (!clipboard)
2772 {
2866 want_refresh = 1; 2773 want_refresh = 1;
2867 free (selection.text); 2774 free (selection.text);
2868 selection.text = NULL; 2775 selection.text = NULL;
2869 selection.len = 0; 2776 selection.len = 0;
2870 CLEAR_SELECTION (); 2777 CLEAR_SELECTION ();
2871 2778
2872 if (display->selection_owner == this) 2779 if (display->selection_owner == this)
2873 display->selection_owner = 0; 2780 display->selection_owner = 0;
2781 }
2782 else
2783 {
2784 free (selection.clip_text);
2785 selection.clip_text = NULL;
2786 selection.clip_len = 0;
2787
2788 if (display->clipboard_owner == this)
2789 display->clipboard_owner = 0;
2790 }
2874} 2791}
2875 2792
2876/* ------------------------------------------------------------------------- */ 2793/* ------------------------------------------------------------------------- */
2877/* 2794/*
2878 * Copy a selection into the cut buffer 2795 * Copy a selection into the cut buffer
2879 * EXT: button 1 or 3 release 2796 * EXT: button 1 or 3 release
2880 */ 2797 */
2881void 2798void
2882rxvt_term::selection_make (Time tm) 2799rxvt_term::selection_make (Time tm)
2883{ 2800{
2884 int i; 2801 int size;
2885 wchar_t *new_selection_text; 2802 wchar_t *new_selection_text;
2886 text_t *t; 2803 text_t *t;
2887 2804
2888 switch (selection.op) 2805 switch (selection.op)
2889 { 2806 {
… …
2902 selection.op = SELECTION_DONE; 2819 selection.op = SELECTION_DONE;
2903 2820
2904 if (selection.clicks == 4) 2821 if (selection.clicks == 4)
2905 return; /* nothing selected, go away */ 2822 return; /* nothing selected, go away */
2906 2823
2824 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2825 return;
2826
2907 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2827 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2908 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2828 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2909 2829
2910 int ofs = 0; 2830 int ofs = 0;
2911 int extra = 0; 2831 int extra = 0;
2912 2832
2913 int col = selection.beg.col; 2833 int col = selection.beg.col;
… …
2915 2835
2916 int end_col; 2836 int end_col;
2917 2837
2918 for (; row <= selection.end.row; row++, col = 0) 2838 for (; row <= selection.end.row; row++, col = 0)
2919 { 2839 {
2920#if ENABLE_FRILLS 2840#if !ENABLE_MINIMAL
2921 if (selection.rect) 2841 if (selection.rect)
2922 { 2842 {
2923 col = selection.beg.col; 2843 col = selection.beg.col;
2924 end_col = ncol + 1; 2844 end_col = selection.end.col;
2925 } 2845 }
2926 else 2846 else
2927#endif 2847#endif
2928 end_col = ROW(row).is_longer () ? ncol : ROW(row).l; //TODO//FIXME//LEN 2848 end_col = ROW(row).l;
2929 2849
2930 col = max (col, 0); 2850 col = max (col, 0);
2931 2851
2932 if (row == selection.end.row || selection.rect) 2852 if (row == selection.end.row)
2933 end_col = min (end_col, selection.end.col); 2853 min_it (end_col, selection.end.col);
2934 2854
2935 t = ROW(row).t + col; 2855 t = ROW(row).t + col;
2856
2936 for (; col < end_col; col++) 2857 for (; col < end_col; col++)
2937 { 2858 {
2938 if (*t == NOCHAR) 2859 if (*t == NOCHAR)
2939 t++; 2860 t++;
2940#if ENABLE_COMBINING 2861#if ENABLE_COMBINING
… …
2944 2865
2945 extra -= (len - 1); 2866 extra -= (len - 1);
2946 2867
2947 if (extra < 0) 2868 if (extra < 0)
2948 { 2869 {
2949 extra += i; 2870 extra += size;
2950 i += i; 2871 size += size;
2951 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2872 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2952 } 2873 }
2953 2874
2954 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2875 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2955 } 2876 }
2956#endif 2877#endif
2957 else 2878 else
2958 new_selection_text[ofs++] = *t++; 2879 new_selection_text[ofs++] = *t++;
2959 } 2880 }
2960 2881
2961 if (!ROW(row).is_longer () && row != selection.end.row) 2882#if !ENABLE_MINIMAL
2883 if (selection.rect)
2884 {
2885 while (ofs
2886 && new_selection_text[ofs - 1] != C0_LF
2887 && unicode::is_space (new_selection_text[ofs - 1]))
2888 --ofs;
2889
2962 new_selection_text[ofs++] = C0_LF; 2890 new_selection_text[ofs++] = C0_LF;
2963 } 2891 }
2964 2892 else
2965 if (end_col != selection.end.col) 2893#endif
2894 if (!ROW(row).is_longer ()
2895 && (row != selection.end.row || end_col != selection.end.col)
2896 && (row != selection.beg.row || selection.beg.col < ncol))
2966 new_selection_text[ofs++] = C0_LF; 2897 new_selection_text[ofs++] = C0_LF;
2898 }
2967 2899
2968 new_selection_text[ofs] = 0; 2900 new_selection_text[ofs] = 0;
2969 2901
2970 if (ofs == 0) 2902 if (ofs == 0)
2971 { 2903 {
… …
2977 2909
2978 // we usually allocate much more than necessary, so realloc it smaller again 2910 // we usually allocate much more than necessary, so realloc it smaller again
2979 selection.len = ofs; 2911 selection.len = ofs;
2980 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 2912 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2981 2913
2982 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm); 2914 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2983 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt) 2915 return;
2984 display->set_selection_owner (this); 2916
2917 selection_grab (tm);
2918}
2919
2920bool
2921rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2922{
2923 Atom sel;
2924
2925 if (!clipboard)
2926 {
2927 selection_time = tm;
2928 sel = XA_PRIMARY;
2929 }
2985 else 2930 else
2986 rxvt_warn ("can't get primary selection, ignoring.\n"); 2931 {
2932 clipboard_time = tm;
2933 sel = xa[XA_CLIPBOARD];
2934 }
2935
2936 XSetSelectionOwner (dpy, sel, vt, tm);
2937 if (XGetSelectionOwner (dpy, sel) == vt)
2938 {
2939 display->set_selection_owner (this, clipboard);
2940 return true;
2941 }
2942 else
2943 {
2944 selection_clear (clipboard);
2945 return false;
2946 }
2987 2947
2988#if 0 2948#if 0
2989 XTextProperty ct; 2949 XTextProperty ct;
2990 2950
2991 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 2951 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2992 { 2952 {
2993 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 2953 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2994 XFree (ct.value); 2954 XFree (ct.value);
2995 } 2955 }
2996#endif 2956#endif
2997
2998 selection_time = tm;
2999} 2957}
3000 2958
3001/* ------------------------------------------------------------------------- */ 2959/* ------------------------------------------------------------------------- */
3002/* 2960/*
3003 * Mark or select text based upon number of clicks: 1, 2, or 3 2961 * Mark or select text based upon number of clicks: 1, 2, or 3
3004 * EXT: button 1 press 2962 * EXT: button 1 press
3005 */ 2963 */
3006void 2964void
3007rxvt_term::selection_click (int clicks, int x, int y) 2965rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3008{ 2966{
3009 clicks = ((clicks - 1) % 3) + 1; 2967 clicks = ((clicks - 1) % 3) + 1;
3010 selection.clicks = clicks; /* save clicks so extend will work */ 2968 selection.clicks = clicks; /* save clicks so extend will work */
3011 2969
2970 if (clicks == 2 && !selection.rect
2971 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2972 {
2973 MEvent.clicks = 1; // what a mess
2974 selection.screen = current_screen;
2975 selection.op = SELECTION_CONT;
2976 return;
2977 }
2978
3012 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2979 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3013 2980
3014 if (clicks == 2 || clicks == 3) 2981 if (clicks == 2 || clicks == 3)
3015 selection_extend_colrow (selection.mark.col, 2982 selection_extend_colrow (selection.mark.col,
3016 selection.mark.row + view_start, 2983 selection.mark.row - view_start,
3017 0, /* button 3 */ 2984 0, /* button 3 */
3018 1, /* button press */ 2985 1, /* button press */
3019 0); /* click change */ 2986 0); /* click change */
3020} 2987}
3021 2988
3022/* ------------------------------------------------------------------------- */ 2989/* ------------------------------------------------------------------------- */
3023/* 2990/*
3024 * Mark a selection at the specified col/row 2991 * Mark a selection at the specified col/row
3025 */ 2992 */
3026void 2993void
3027rxvt_term::selection_start_colrow (int col, int row) 2994rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3028{ 2995{
3029 want_refresh = 1; 2996 want_refresh = 1;
3030 2997
3031 selection.mark.row = row - view_start; 2998 selection.mark.row = row + view_start;
3032 selection.mark.col = col; 2999 selection.mark.col = col;
3033 3000
3034 selection.mark.row = min (max (selection.mark.row, -nsaved), nrow - 1); 3001 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3035 selection.mark.col = min (max (selection.mark.col, 0), ncol - 1); 3002 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3036 3003
3037 while (selection.mark.col > 0 3004 while (selection.mark.col > 0
3038 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR) 3005 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3039 --selection.mark.col; 3006 --selection.mark.col;
3040 3007
3041 if (selection.op) 3008 if (selection.op)
3009 {
3042 { /* clear the old selection */ 3010 /* clear the old selection */
3043 selection.beg.row = selection.end.row = selection.mark.row; 3011 selection.beg.row = selection.end.row = selection.mark.row;
3044 selection.beg.col = selection.end.col = selection.mark.col; 3012 selection.beg.col = selection.end.col = selection.mark.col;
3045 } 3013 }
3046 3014
3047 selection.op = SELECTION_INIT; 3015 selection.op = SELECTION_INIT;
… …
3058#define DELIMIT_TEXT(x) \ 3026#define DELIMIT_TEXT(x) \
3059 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3027 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3060#define DELIMIT_REND(x) 1 3028#define DELIMIT_REND(x) 1
3061 3029
3062void 3030void
3063rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3031rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3064{ 3032{
3065 int col, row, dirnadd, tcol, trow, w1, w2; 3033 int col, row, dirnadd, tcol, trow, w1, w2;
3066 row_col_t bound; 3034 row_col_t bound;
3067 text_t *stp; 3035 text_t *stp;
3068 rend_t *srp; 3036 rend_t *srp;
3069 3037
3070 if (dirn == UP) 3038 if (dirn == UP)
3071 { 3039 {
3072 bound.row = - nsaved - 1; 3040 bound.row = top_row - 1;
3073 bound.col = 0; 3041 bound.col = 0;
3074 dirnadd = -1; 3042 dirnadd = -1;
3075 } 3043 }
3076 else 3044 else
3077 { 3045 {
… …
3125 } 3093 }
3126 } 3094 }
3127 break; 3095 break;
3128 } 3096 }
3129 3097
3130Old_Word_Selection_You_Die:
3131 if (dirn == DN) 3098 if (dirn == DN)
3132 col++; /* put us on one past the end */ 3099 col++; /* put us on one past the end */
3133 3100
3134 /* Poke the values back in */ 3101 /* Poke the values back in */
3135 ret->row = row; 3102 ret->row = row;
… …
3143 * flag == 0 ==> button 1 3110 * flag == 0 ==> button 1
3144 * flag == 1 ==> button 3 press 3111 * flag == 1 ==> button 3 press
3145 * flag == 2 ==> button 3 motion 3112 * flag == 2 ==> button 3 motion
3146 */ 3113 */
3147void 3114void
3148rxvt_term::selection_extend (int x, int y, int flag) 3115rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3149{ 3116{
3150 int col = min (max (Pixel2Col (x), 0), nrow - 1); 3117 int col = clamp (Pixel2Col (x), 0, ncol);
3151 int row = min (max (Pixel2Row (y), 0), ncol); 3118 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3152 3119
3153 /* 3120 /*
3154 * If we're selecting characters (single click) then we must check first 3121 * If we're selecting characters (single click) then we must check first
3155 * if we are at the same place as the original mark. If we are then 3122 * if we are at the same place as the original mark. If we are then
3156 * select nothing. Otherwise, if we're to the right of the mark, you have to 3123 * select nothing. Otherwise, if we're to the right of the mark, you have to
3157 * be _past_ a character for it to be selected. 3124 * be _past_ a character for it to be selected.
3158 */ 3125 */
3159 if (((selection.clicks % 3) == 1) && !flag 3126 if (((selection.clicks % 3) == 1) && !flag
3160 && (col == selection.mark.col 3127 && (col == selection.mark.col
3161 && (row == selection.mark.row + view_start))) 3128 && (row == selection.mark.row - view_start)))
3162 { 3129 {
3163 /* select nothing */ 3130 /* select nothing */
3164 selection.beg.row = selection.end.row = 0; 3131 selection.beg.row = selection.end.row = 0;
3165 selection.beg.col = selection.end.col = 0; 3132 selection.beg.col = selection.end.col = 0;
3166 selection.clicks = 4; 3133 selection.clicks = 4;
… …
3179/* ------------------------------------------------------------------------- */ 3146/* ------------------------------------------------------------------------- */
3180/* 3147/*
3181 * Extend the selection to the specified col/row 3148 * Extend the selection to the specified col/row
3182 */ 3149 */
3183void 3150void
3184rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3151rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3185{ 3152{
3186 row_col_t pos; 3153 row_col_t pos;
3187 enum { 3154 enum {
3188 LEFT, RIGHT 3155 LEFT, RIGHT
3189 } closeto = RIGHT; 3156 } closeto = RIGHT;
… …
3221 selection.beg.col = selection.end.col = selection.mark.col; 3188 selection.beg.col = selection.end.col = selection.mark.col;
3222 selection.beg.row = selection.end.row = selection.mark.row; 3189 selection.beg.row = selection.end.row = selection.mark.row;
3223 } 3190 }
3224 3191
3225 pos.col = col; 3192 pos.col = col;
3226 pos.row = row - view_start; 3193 pos.row = view_start + row;
3227 3194
3228 /* 3195 /*
3229 * This is mainly xterm style selection with a couple of differences, mainly 3196 * This is mainly xterm style selection with a couple of differences, mainly
3230 * in the way button3 drag extension works. 3197 * in the way button3 drag extension works.
3231 * We're either doing: button1 drag; button3 press; or button3 drag 3198 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3237 * a point/word/line which is either the start or end of the selection 3204 * a point/word/line which is either the start or end of the selection
3238 * and it was decided by whichever point/word/line was `fixed' at the 3205 * and it was decided by whichever point/word/line was `fixed' at the
3239 * time of the most recent button3 press 3206 * time of the most recent button3 press
3240 */ 3207 */
3241 if (button3 && buttonpress) 3208 if (button3 && buttonpress)
3209 {
3242 { /* button3 press */ 3210 /* button3 press */
3243 /* 3211 /*
3244 * first determine which edge of the selection we are closest to 3212 * first determine which edge of the selection we are closest to
3245 */ 3213 */
3246 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3214 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3247 || (!ROWCOL_IS_AFTER (pos, selection.end) 3215 || (!ROWCOL_IS_AFTER (pos, selection.end)
… …
3265 selection.mark.row = selection.beg.row; 3233 selection.mark.row = selection.beg.row;
3266 selection.mark.col = selection.beg.col; 3234 selection.mark.col = selection.beg.col;
3267 } 3235 }
3268 } 3236 }
3269 else 3237 else
3238 {
3270 { /* button1 drag or button3 drag */ 3239 /* button1 drag or button3 drag */
3271 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3240 if (ROWCOL_IS_AFTER (selection.mark, pos))
3272 { 3241 {
3273 if (selection.mark.row == selection.end.row 3242 if (selection.mark.row == selection.end.row
3274 && selection.mark.col == selection.end.col 3243 && selection.mark.col == selection.end.col
3275 && clickchange 3244 && clickchange
… …
3292 3261
3293 if (selection.clicks == 1) 3262 if (selection.clicks == 1)
3294 { 3263 {
3295 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN 3264 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3296 && !ROW(selection.beg.row).is_longer () 3265 && !ROW(selection.beg.row).is_longer ()
3297#if ENABLE_FRILLS 3266#if !ENABLE_MINIMAL
3298 && !selection.rect 3267 && !selection.rect
3299#endif 3268#endif
3300 ) 3269 )
3301 selection.beg.col = ncol; 3270 selection.beg.col = ncol;
3302 3271
3303 if ( 3272 if (
3304 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN 3273 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3305 && !ROW(selection.end.row).is_longer () 3274 && !ROW(selection.end.row).is_longer ()
3306#if ENABLE_FRILLS 3275#if !ENABLE_MINIMAL
3307 && !selection.rect 3276 && !selection.rect
3308#endif 3277#endif
3309 ) 3278 )
3310 selection.end.col = ncol; 3279 selection.end.col = ncol;
3311 } 3280 }
… …
3318 selection_delimit_word (DN, &selection.end, &selection.end); 3287 selection_delimit_word (DN, &selection.end, &selection.end);
3319 } 3288 }
3320 else if (selection.clicks == 3) 3289 else if (selection.clicks == 3)
3321 { 3290 {
3322#if ENABLE_FRILLS 3291#if ENABLE_FRILLS
3323 if (options & Opt_tripleclickwords) 3292 if (option (Opt_tripleclickwords))
3324 { 3293 {
3325 selection_delimit_word (UP, &selection.beg, &selection.beg); 3294 selection_delimit_word (UP, &selection.beg, &selection.beg);
3326 3295
3327 for (int end_row = selection.mark.row; end_row < nrow; end_row++) 3296 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3328 { 3297 {
3329 if (!ROW(end_row).is_longer ()) 3298 if (!ROW(end_row).is_longer ())
3330 { 3299 {
3331 selection.end.row = end_row; 3300 selection.end.row = end_row;
3332 selection.end.col = ROW(end_row).l; 3301 selection.end.col = ROW(end_row).l;
3302# if !ENABLE_MINIMAL
3333 selection_remove_trailing_spaces (); 3303 selection_remove_trailing_spaces ();
3304# endif
3334 break; 3305 break;
3335 } 3306 }
3336 } 3307 }
3337 } 3308 }
3338 else 3309 else
… …
3354 selection.end.row++; 3325 selection.end.row++;
3355 } 3326 }
3356 } 3327 }
3357 3328
3358 if (button3 && buttonpress) 3329 if (button3 && buttonpress)
3330 {
3359 { /* mark may need to be changed */ 3331 /* mark may need to be changed */
3360 if (closeto == LEFT) 3332 if (closeto == LEFT)
3361 { 3333 {
3362 selection.mark.row = selection.end.row; 3334 selection.mark.row = selection.end.row;
3363 selection.mark.col = selection.end.col - (selection.clicks == 2); 3335 selection.mark.col = selection.end.col - (selection.clicks == 2);
3364 } 3336 }
… …
3367 selection.mark.row = selection.beg.row; 3339 selection.mark.row = selection.beg.row;
3368 selection.mark.col = selection.beg.col; 3340 selection.mark.col = selection.beg.col;
3369 } 3341 }
3370 } 3342 }
3371 3343
3372#if ENABLE_FRILLS 3344#if !ENABLE_MINIMAL
3373 if (selection.rect && selection.beg.col > selection.end.col) 3345 if (selection.rect && selection.beg.col > selection.end.col)
3374 SWAP_IT (selection.beg.col, selection.end.col, int); 3346 ::swap (selection.beg.col, selection.end.col);
3375#endif 3347#endif
3376} 3348}
3377 3349
3378#if ENABLE_FRILLS 3350#if !ENABLE_MINIMAL
3379void 3351void
3380rxvt_term::selection_remove_trailing_spaces () 3352rxvt_term::selection_remove_trailing_spaces () NOTHROW
3381{ 3353{
3382 int32_t end_col, end_row; 3354 int32_t end_col, end_row;
3383 text_t *stp; 3355 text_t *stp;
3384 3356
3385 end_col = selection.end.col; 3357 end_col = selection.end.col;
… …
3389 { 3361 {
3390 stp = ROW(end_row).t; 3362 stp = ROW(end_row).t;
3391 3363
3392 while (--end_col >= 0) 3364 while (--end_col >= 0)
3393 { 3365 {
3394 if (stp[end_col] != ' ' 3366 if (stp[end_col] != NOCHAR
3395 && stp[end_col] != '\t' 3367 && !unicode::is_space (stp[end_col]))
3396 && stp[end_col] != NOCHAR)
3397 break; 3368 break;
3398 } 3369 }
3399 3370
3400 if (end_col >= 0 3371 if (end_col >= 0
3401 || !ROW(end_row - 1).is_longer ()) 3372 || !ROW(end_row - 1).is_longer ())
… …
3424/* 3395/*
3425 * Double click on button 3 when already selected 3396 * Double click on button 3 when already selected
3426 * EXT: button 3 double click 3397 * EXT: button 3 double click
3427 */ 3398 */
3428void 3399void
3429rxvt_term::selection_rotate (int x, int y) 3400rxvt_term::selection_rotate (int x, int y) NOTHROW
3430{ 3401{
3431 selection.clicks = selection.clicks % 3 + 1; 3402 selection.clicks = selection.clicks % 3 + 1;
3432 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3403 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3433} 3404}
3434 3405
… …
3436/* 3407/*
3437 * Respond to a request for our current selection 3408 * Respond to a request for our current selection
3438 * EXT: SelectionRequest 3409 * EXT: SelectionRequest
3439 */ 3410 */
3440void 3411void
3441rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3412rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3442{ 3413{
3443 XSelectionEvent ev; 3414 XSelectionEvent ev;
3444 dDisp;
3445 3415
3446 ev.type = SelectionNotify; 3416 ev.type = SelectionNotify;
3447 ev.property = None; 3417 ev.property = None;
3448 ev.display = rq.display; 3418 ev.display = rq.display;
3449 ev.requestor = rq.requestor; 3419 ev.requestor = rq.requestor;
… …
3463 *target++ = xa[XA_COMPOUND_TEXT]; 3433 *target++ = xa[XA_COMPOUND_TEXT];
3464#if X_HAVE_UTF8_STRING 3434#if X_HAVE_UTF8_STRING
3465 *target++ = xa[XA_UTF8_STRING]; 3435 *target++ = xa[XA_UTF8_STRING];
3466#endif 3436#endif
3467 3437
3468 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM, 3438 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3469 32, PropModeReplace, 3439 32, PropModeReplace,
3470 (unsigned char *)target_list, target - target_list); 3440 (unsigned char *)target_list, target - target_list);
3471 ev.property = rq.property; 3441 ev.property = rq.property;
3472 } 3442 }
3473#if TODO // TODO 3443#if TODO // TODO
3474 else if (rq.target == xa[XA_MULTIPLE]) 3444 else if (rq.target == xa[XA_MULTIPLE])
3475 { 3445 {
3476 /* TODO: Handle MULTIPLE */ 3446 /* TODO: Handle MULTIPLE */
3477 } 3447 }
3478#endif 3448#endif
3479 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3449 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3480 { 3450 {
3481 XChangeProperty (disp, rq.requestor, rq.property, rq.target, 3451 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3482 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3452 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3453 ev.property = rq.property;
3454 }
3455 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3456 {
3457 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3458 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3483 ev.property = rq.property; 3459 ev.property = rq.property;
3484 } 3460 }
3485 else if (rq.target == XA_STRING 3461 else if (rq.target == XA_STRING
3486 || rq.target == xa[XA_TEXT] 3462 || rq.target == xa[XA_TEXT]
3487 || rq.target == xa[XA_COMPOUND_TEXT] 3463 || rq.target == xa[XA_COMPOUND_TEXT]
… …
3510 style = enc_string; 3486 style = enc_string;
3511 else if (target == xa[XA_TEXT]) 3487 else if (target == xa[XA_TEXT])
3512 style = enc_text; 3488 style = enc_text;
3513 else if (target == xa[XA_COMPOUND_TEXT]) 3489 else if (target == xa[XA_COMPOUND_TEXT])
3514 style = enc_compound_text; 3490 style = enc_compound_text;
3515#if ENABLE_FRILLS 3491#if !ENABLE_MINIMAL
3516 else if (target == xa[XA_UTF8_STRING]) 3492 else if (target == xa[XA_UTF8_STRING])
3517 style = enc_utf8; 3493 style = enc_utf8;
3518#endif 3494#endif
3519 else 3495 else
3520 { 3496 {
3521 target = xa[XA_COMPOUND_TEXT]; 3497 target = xa[XA_COMPOUND_TEXT];
3522 style = enc_compound_text; 3498 style = enc_compound_text;
3523 } 3499 }
3524 3500
3525 if (selection.text) 3501 if (rq.selection == XA_PRIMARY && selection.text)
3526 { 3502 {
3527 cl = selection.text; 3503 cl = selection.text;
3528 selectlen = selection.len; 3504 selectlen = selection.len;
3529 } 3505 }
3506 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3507 {
3508 cl = selection.clip_text;
3509 selectlen = selection.clip_len;
3510 }
3530 else 3511 else
3531 { 3512 {
3532 cl = L""; 3513 cl = L"";
3533 selectlen = 0; 3514 selectlen = 0;
3534 } 3515 }
3535 3516
3536#if ENABLE_FRILLS 3517#if !ENABLE_MINIMAL
3537 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 3518 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3538 // so recode it manually 3519 // so recode it manually
3539 if (style == enc_utf8) 3520 if (style == enc_utf8)
3540 { 3521 {
3541 freect = 1; 3522 freect = 1;
… …
3544 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen); 3525 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3545 ct.nitems = strlen ((char *)ct.value); 3526 ct.nitems = strlen ((char *)ct.value);
3546 } 3527 }
3547 else 3528 else
3548#endif 3529#endif
3549 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) 3530 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3550 freect = 1; 3531 freect = 1;
3551 else 3532 else
3552 { 3533 {
3553 /* if we failed to convert then send it raw */ 3534 /* if we failed to convert then send it raw */
3554 ct.value = (unsigned char *)cl; 3535 ct.value = (unsigned char *)cl;
3555 ct.nitems = selectlen; 3536 ct.nitems = selectlen;
3556 ct.encoding = target; 3537 ct.encoding = target;
3557 } 3538 }
3558 3539
3559 XChangeProperty (disp, rq.requestor, rq.property, 3540 XChangeProperty (dpy, rq.requestor, rq.property,
3560 ct.encoding, 8, PropModeReplace, 3541 ct.encoding, 8, PropModeReplace,
3561 ct.value, (int)ct.nitems); 3542 ct.value, (int)ct.nitems);
3562 ev.property = rq.property; 3543 ev.property = rq.property;
3563 3544
3564 if (freect) 3545 if (freect)
3565 XFree (ct.value); 3546 XFree (ct.value);
3566 } 3547 }
3567 3548
3568 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev); 3549 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3569}
3570
3571/* ------------------------------------------------------------------------- *
3572 * MOUSE ROUTINES *
3573 * ------------------------------------------------------------------------- */
3574
3575/*
3576 * return col/row values corresponding to x/y pixel values
3577 */
3578void
3579rxvt_term::pixel_position (int *x, int *y)
3580{
3581 *x = Pixel2Col (*x);
3582 /* MAX_IT (*x, 0); MIN_IT (*x, (int)ncol - 1); */
3583 *y = Pixel2Row (*y);
3584 /* MAX_IT (*y, 0); MIN_IT (*y, (int)nrow - 1); */
3585} 3550}
3586 3551
3587/* ------------------------------------------------------------------------- */ 3552/* ------------------------------------------------------------------------- */
3588#ifdef USE_XIM 3553#ifdef USE_XIM
3589void 3554void
3590rxvt_term::im_set_position (XPoint &pos) 3555rxvt_term::im_set_position (XPoint &pos) NOTHROW
3591{ 3556{
3592 XWindowAttributes xwa; 3557 XWindowAttributes xwa;
3593 3558
3594 XGetWindowAttributes (display->display, vt, &xwa); 3559 XGetWindowAttributes (dpy, vt, &xwa);
3595 3560
3596 pos.x = xwa.x + Col2Pixel (screen.cur.col); 3561 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3597 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase; 3562 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3598} 3563}
3599#endif 3564#endif
3600 3565
3601#if ENABLE_OVERLAY 3566#if ENABLE_OVERLAY
3602void 3567void
3603rxvt_term::scr_overlay_new (int x, int y, int w, int h) 3568rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3604{ 3569{
3605 if (nrow < 3 || ncol < 3) 3570 if (nrow < 1 || ncol < 1)
3606 return; 3571 return;
3607 3572
3608 want_refresh = 1; 3573 want_refresh = 1;
3609 3574
3610 scr_overlay_off (); 3575 scr_overlay_off ();
3611 3576
3612 if (x < 0) x = ncol - w; 3577 if (x < 0) x = ncol - w;
3613 if (y < 0) y = nrow - h; 3578 if (y < 0) y = nrow - h;
3614 3579
3615 // make space for border 3580 // make space for border
3616 w += 2; MIN_IT (w, ncol); 3581 w += 2; min_it (w, ncol);
3617 h += 2; MIN_IT (h, nrow); 3582 h += 2; min_it (h, nrow);
3618 3583
3619 x -= 1; MAX_IT (x, 0); 3584 x -= 1; clamp_it (x, 0, ncol - w);
3620 y -= 1; MAX_IT (y, 0); 3585 y -= 1; clamp_it (y, 0, nrow - h);
3621 3586
3622 MIN_IT (x, ncol - w);
3623 MIN_IT (y, nrow - h);
3624
3625 ov_x = x; ov_y = y; 3587 ov.x = x; ov.y = y;
3626 ov_w = w; ov_h = h; 3588 ov.w = w; ov.h = h;
3627 3589
3628 ov_text = new text_t *[h]; 3590 ov.text = new text_t *[h];
3629 ov_rend = new rend_t *[h]; 3591 ov.rend = new rend_t *[h];
3630 3592
3631 for (y = 0; y < h; y++) 3593 for (y = 0; y < h; y++)
3632 { 3594 {
3633 text_t *tp = ov_text[y] = new text_t[w]; 3595 text_t *tp = ov.text[y] = new text_t[w];
3634 rend_t *rp = ov_rend[y] = new rend_t[w]; 3596 rend_t *rp = ov.rend[y] = new rend_t[w];
3635 3597
3636 text_t t0, t1, t2; 3598 text_t t0, t1, t2;
3637 rend_t r = OVERLAY_RSTYLE; 3599 rend_t r = OVERLAY_RSTYLE;
3638 3600
3639 if (y == 0) 3601 if (y == 0)
… …
3656 *rp = r; 3618 *rp = r;
3657 } 3619 }
3658} 3620}
3659 3621
3660void 3622void
3661rxvt_term::scr_overlay_off () 3623rxvt_term::scr_overlay_off () NOTHROW
3662{ 3624{
3663 if (!ov_text) 3625 if (!ov.text)
3664 return; 3626 return;
3665 3627
3666 want_refresh = 1; 3628 want_refresh = 1;
3667 3629
3668 for (int y = 0; y < ov_h; y++) 3630 for (int y = 0; y < ov.h; y++)
3669 { 3631 {
3670 delete [] ov_text[y]; 3632 delete [] ov.text[y];
3671 delete [] ov_rend[y]; 3633 delete [] ov.rend[y];
3672 } 3634 }
3673 3635
3674 delete [] ov_text; ov_text = 0; 3636 delete [] ov.text; ov.text = 0;
3675 delete [] ov_rend; ov_rend = 0; 3637 delete [] ov.rend; ov.rend = 0;
3676} 3638}
3677 3639
3678void 3640void
3679rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) 3641rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3680{ 3642{
3681 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3643 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3682 return; 3644 return;
3683 3645
3684 x++, y++; 3646 x++, y++;
3685 3647
3686 ov_text[y][x] = text; 3648 ov.text[y][x] = text;
3687 ov_rend[y][x] = rend; 3649 ov.rend[y][x] = rend;
3688} 3650}
3689 3651
3690void 3652void
3691rxvt_term::scr_overlay_set (int x, int y, const char *s) 3653rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3692{ 3654{
3693 while (*s) 3655 while (*s)
3694 scr_overlay_set (x++, y, *s++); 3656 scr_overlay_set (x++, y, *s++);
3695} 3657}
3696 3658
3697void 3659void
3698rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) 3660rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3699{ 3661{
3700 while (*s) 3662 while (*s)
3701 { 3663 {
3702 text_t t = *s++; 3664 text_t t = *s++;
3703 int width = wcwidth (t); 3665 int width = WCWIDTH (t);
3704 3666
3705 while (width--) 3667 while (width--)
3706 { 3668 {
3707 scr_overlay_set (x++, y, t); 3669 scr_overlay_set (x++, y, t);
3708 t = NOCHAR; 3670 t = NOCHAR;
3709 } 3671 }
3710 } 3672 }
3711} 3673}
3712 3674
3713void 3675void
3714rxvt_term::scr_swap_overlay () 3676rxvt_term::scr_swap_overlay () NOTHROW
3715{ 3677{
3716 if (!ov_text) 3678 if (!ov.text)
3717 return; 3679 return;
3718 3680
3681 // hide cursor if it is within the overlay area
3682 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3683 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3684 screen.flags &= ~Screen_VisibleCursor;
3685
3719 // swap screen mem with overlay 3686 // swap screen mem with overlay
3720 for (int y = ov_h; y--; ) 3687 for (int y = ov.h; y--; )
3721 { 3688 {
3722 text_t *t1 = ov_text[y]; 3689 text_t *t1 = ov.text[y];
3723 rend_t *r1 = ov_rend[y]; 3690 rend_t *r1 = ov.rend[y];
3724 3691
3725 text_t *t2 = ROW(y - view_start).t + ov_x; 3692 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3726 rend_t *r2 = ROW(y - view_start).r + ov_x; 3693 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3727 3694
3728 for (int x = ov_w; x--; ) 3695 for (int x = ov.w; x--; )
3729 { 3696 {
3730 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3697 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3731 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3698 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3732 } 3699 }
3733 } 3700 }

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