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

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.186 by root, Wed Dec 21 19:50:17 2005 UTC vs.
Revision 1.446 by root, Thu May 22 18:54:33 2014 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 3 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
12 * 12 *
13 * This program is distributed in the hope that it will be useful, 13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
… …
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! 33static inline void
35
36inline void fill_text (text_t *start, text_t value, int len) 34fill_text (text_t *start, text_t value, int len)
37{ 35{
38 while (len--) 36 while (len--)
39 *start++ = value; 37 *start++ = value;
40} 38}
41 39
42/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
45#define TABSIZE 8 /* default tab size */ 41#define TABSIZE 8 /* default tab size */
46 42
47/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
50#define ZERO_SCROLLBACK() \ 46#define ZERO_SCROLLBACK() \
51 if (options & Opt_scrollTtyOutput) \ 47 if (option (Opt_scrollTtyOutput)) \
52 view_start = 0 48 view_start = 0
53#define CLEAR_SELECTION() \ 49#define CLEAR_SELECTION() \
54 selection.beg.row = selection.beg.col \ 50 selection.beg.row = selection.beg.col \
55 = selection.end.row = selection.end.col = 0 51 = selection.end.row = selection.end.col = 0
56#define CLEAR_ALL_SELECTION() \ 52#define CLEAR_ALL_SELECTION() \
… …
84 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col) 80 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) \ 81#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) 82 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
87 83
88/* 84/*
89 * CLEAR_ROWS : clear <num> rows starting from row <row>
90 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 85 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
91 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
92 */ 86 */
93#define drawBuffer vt
94
95#define CLEAR_ROWS(row, num) \
96 if (mapped) \
97 XClearArea (display->display, drawBuffer, 0, \
98 Row2Pixel (row), (unsigned int)width, \
99 (unsigned int)Height2Pixel (num), False)
100
101#define CLEAR_CHARS(x, y, num) \ 87#define CLEAR_CHARS(x, y, num) \
102 if (mapped) \ 88 if (mapped) \
103 XClearArea (display->display, drawBuffer, x, y, \ 89 XClearArea (dpy, vt, x, y, \
104 (unsigned int)Width2Pixel (num), \ 90 (unsigned int)Width2Pixel (num), \
105 (unsigned int)Height2Pixel (1), False) 91 (unsigned int)Height2Pixel (1), False)
106
107#define ERASE_ROWS(row, num) \
108 XFillRectangle (display->display, drawBuffer, gc, \
109 0, Row2Pixel (row), \
110 (unsigned int)width, \
111 (unsigned int)Height2Pixel (num))
112 92
113/* ------------------------------------------------------------------------- * 93/* ------------------------------------------------------------------------- *
114 * SCREEN `COMMON' ROUTINES * 94 * SCREEN `COMMON' ROUTINES *
115 * ------------------------------------------------------------------------- */ 95 * ------------------------------------------------------------------------- */
116 96
117/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
118void 98void
119rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) 99rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 100{
121 if (!l.t) 101 if (!l.valid ())
122 { 102 {
123 lalloc (l); 103 l.alloc ();
124 col = 0; 104 col = 0;
125 width = ncol; 105 width = ncol;
126 } 106 }
127 107
128 efs &= ~RS_baseattrMask; 108 l.touch ();
109
110 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
129 efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); 111 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
130 112
131 text_t *et = l.t + col; 113 text_t *et = l.t + col;
132 rend_t *er = l.r + col; 114 rend_t *er = l.r + col;
133 115
… …
139} 121}
140 122
141/* ------------------------------------------------------------------------- */ 123/* ------------------------------------------------------------------------- */
142/* Fill a full line with blanks - make sure it is allocated first */ 124/* Fill a full line with blanks - make sure it is allocated first */
143void 125void
144rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) 126rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
145{ 127{
146 scr_blank_line (l, 0, ncol, efs); 128 scr_blank_line (l, 0, ncol, efs);
129
130 l.l = 0;
131 l.f = 0;
132}
133
134// nuke a single wide character at the given column
135void
136rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
137{
138 // find begin
139 while (col > 0 && l.t[col] == NOCHAR)
140 col--;
141
142 rend_t rend = l.r[col] & ~RS_baseattrMask;
143 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
144
145 l.touch ();
146
147 // found start, nuke
148 do {
149 l.t[col] = ' ';
150 l.r[col] = rend;
151 col++;
152 } while (col < ncol && l.t[col] == NOCHAR);
153}
154
155// set the rendition of a single wide character beginning at the given column
156void
157rxvt_term::scr_set_char_rend (line_t &l, int col, rend_t rend)
158{
159 do {
160 l.r[col] = rend;
161 col++;
162 } while (col < ncol && l.t[col] == NOCHAR);
147} 163}
148 164
149/* ------------------------------------------------------------------------- * 165/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 166 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 167 * ------------------------------------------------------------------------- */
152 168
153void 169void
170rxvt_term::scr_alloc () NOTHROW
171{
172 int tsize = sizeof (text_t) * ncol;
173 int rsize = sizeof (rend_t) * ncol;
174
175 // we assume that rend_t size is a sufficient alignment
176 // factor for text_t and line_t values, and we only
177 // need to adjust tsize.
178 tsize = (tsize + sizeof (rend_t) - 1);
179 tsize -= tsize % sizeof (rend_t);
180
181 int all_rows = total_rows + nrow + nrow;
182
183 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
184 chunk = chunk_alloc (chunk_size, 0);
185
186 char *base = (char *)chunk + sizeof (line_t) * all_rows;
187
188 for (int row = 0; row < all_rows; ++row)
189 {
190 line_t &l = ((line_t *)chunk) [row];
191
192 l.t = (text_t *)base; base += tsize;
193 l.r = (rend_t *)base; base += rsize;
194 l.l = -1;
195 l.f = 0;
196 }
197
198 drawn_buf = (line_t *)chunk;
199 swap_buf = drawn_buf + nrow;
200 row_buf = swap_buf + nrow;
201}
202
203void
204rxvt_term::copy_line (line_t &dst, line_t &src)
205{
206 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
207 dst.l = min (src.l, ncol);
208 memcpy (dst.t, src.t, sizeof (text_t) * dst.l);
209 memcpy (dst.r, src.r, sizeof (rend_t) * dst.l);
210 dst.f = src.f;
211}
212
213void ecb_cold
154rxvt_term::scr_reset () 214rxvt_term::scr_reset ()
155{ 215{
156#if ENABLE_OVERLAY 216#if ENABLE_OVERLAY
157 scr_overlay_off (); 217 scr_overlay_off ();
158#endif 218#endif
… …
168 228
169 if (ncol == prev_ncol && nrow == prev_nrow) 229 if (ncol == prev_ncol && nrow == prev_nrow)
170 return; 230 return;
171 231
172 // we need at least two lines for wrapping to work correctly 232 // we need at least two lines for wrapping to work correctly
173 if (nrow + saveLines < 2) 233 while (nrow + saveLines < 2)
174 { 234 {
175 //TODO//FIXME 235 //TODO//FIXME
176 saveLines++; 236 saveLines++;
177 prev_nrow--; 237 prev_nrow--;
178 nsaved++; 238 top_row--;
179 } 239 }
180 240
181 want_refresh = 1; 241 want_refresh = 1;
182 242
183 int prev_total_rows = prev_nrow + saveLines; 243 int prev_total_rows = prev_nrow + saveLines;
184 total_rows = nrow + saveLines; 244 total_rows = nrow + saveLines;
185 245
186 screen.tscroll = 0; 246 screen.tscroll = 0;
187 screen.bscroll = nrow - 1; 247 screen.bscroll = nrow - 1;
188 248
249 void *prev_chunk = chunk;
250 size_t prev_chunk_size = chunk_size;
251 line_t *prev_drawn_buf = drawn_buf;
252 line_t *prev_swap_buf = swap_buf;
253 line_t *prev_row_buf = row_buf;
254
255 scr_alloc ();
256
189 if (!row_buf) 257 if (!prev_row_buf)
190 { 258 {
191 /* 259 top_row = 0;
192 * first time called so just malloc everything: don't rely on realloc
193 * Note: this is still needed so that all the scrollback lines are NULL
194 */
195 nsaved = 0; /* no saved lines */
196 term_start = 0; 260 term_start = 0;
197
198 talloc = new rxvt_salloc (ncol * sizeof (text_t));
199 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
200
201 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
202 temp_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
203 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
204 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
205
206 for (int row = nrow; row--; )
207 {
208 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
209 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
210 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
211 }
212 261
213 memset (charsets, 'B', sizeof (charsets)); 262 memset (charsets, 'B', sizeof (charsets));
214 rstyle = DEFAULT_RSTYLE; 263 rstyle = DEFAULT_RSTYLE;
215 screen.flags = Screen_DefaultFlags; 264 screen.flags = Screen_DefaultFlags;
216 screen.cur.row = screen.cur.col = 0; 265 screen.cur.row = screen.cur.col = 0;
… …
230 selection.text = NULL; 279 selection.text = NULL;
231 selection.len = 0; 280 selection.len = 0;
232 selection.op = SELECTION_CLEAR; 281 selection.op = SELECTION_CLEAR;
233 selection.screen = PRIMARY; 282 selection.screen = PRIMARY;
234 selection.clicks = 0; 283 selection.clicks = 0;
235 CLEAR_ALL_SELECTION (); 284 selection.clip_text = NULL;
236 rvideo = 0; 285 selection.clip_len = 0;
237 } 286 }
238 else 287 else
239 { 288 {
240 /* 289 /*
241 * add or delete rows as appropriate 290 * add or delete rows as appropriate
242 */ 291 */
243 292
244 printf ("resize %d:%d => %d:%d\n", prev_nrow, prev_ncol, nrow, ncol);//D 293 int common_col = min (prev_ncol, ncol);
245
246 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
247 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
248
249#if 0
250 if (nrow < prev_nrow)
251 {
252 for (int row = nrow; row < prev_nrow; row++)
253 {
254 lfree (swap_buf [row]);
255 lfree (drawn_buf[row]);
256 }
257 }
258#endif
259
260 drawn_buf = (line_t *) rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
261 temp_buf = (line_t *) rxvt_realloc (temp_buf , nrow * sizeof (line_t));
262 swap_buf = (line_t *) rxvt_realloc (swap_buf , nrow * sizeof (line_t));
263 294
264 for (int row = min (nrow, prev_nrow); row--; ) 295 for (int row = min (nrow, prev_nrow); row--; )
265 { 296 {
266 lresize (drawn_buf[row]);
267 lresize (swap_buf [row]);
268 }
269
270 for (int row = prev_nrow; row < nrow; row++)
271 {
272 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
273 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE); 297 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
274 } 298 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
299 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
275 300
276 line_t *old_buf = row_buf; row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); 301 copy_line (swap_buf [row], prev_swap_buf [row]);
277 302 }
278 // re-wrap lines, this is rather ugly, possibly because I am too dumb
279 // to come up with a lean and mean algorithm.
280 303
281 int p = MOD (term_start + nrow , prev_total_rows); // previous row 304 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
282 int pend = MOD (term_start - nsaved, prev_total_rows); 305 int pend = MOD (term_start + top_row , prev_total_rows);
283 int q = total_rows; // rewrapped row 306 int q = total_rows; // rewrapped row
284 307
285 while (p != pend && q > 0) 308 if (top_row)
309 {
310 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
311 // to come up with a lean and mean algorithm.
312 // TODO: maybe optimise when width didn't change
313
314 row_col_t ocur = screen.cur;
315 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
316
286 { 317 do
287 p = MOD (p - 1, prev_total_rows);
288
289 assert (old_buf [MOD (p, prev_total_rows)].t);
290 assert (!old_buf [MOD (p, prev_total_rows)].is_longer ());
291
292 int llen = old_buf [MOD (p, prev_total_rows)].l;
293
294 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
295 { 318 {
296 p = MOD (p - 1, prev_total_rows); 319 p = MOD (p - 1, prev_total_rows);
297 320 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
298 llen += prev_ncol;
299 }
300
301 int qlines = llen / ncol + 1;
302 int lofs = 0; 321 int plines = 1;
322 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
303 323
304 q -= qlines; 324 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
305
306 int qrow = q;
307
308 for (; qlines--; qrow++)
309 {
310 if (qrow >= 0)
311 { 325 {
326 p = MOD (p - 1, prev_total_rows);
327
328 plines++;
329 llen += prev_ncol;
330 }
331
332 int qlines = max (0, (llen - 1) / ncol) + 1;
333
334 // drop partial lines completely
335 if (q < qlines)
336 break;
337
338 q -= qlines;
339
340 int lofs = 0;
341 line_t *qline;
342
343 // re-assemble the full line by destination lines
344 for (int qrow = q; qlines--; qrow++)
345 {
312 line_t &qline = row_buf [qrow]; 346 qline = row_buf + qrow;
313 347 qline->alloc (); // redundant with next line
314 lalloc (qline); 348 qline->l = ncol;
315 qline.set_is_longer (); 349 qline->is_longer (1);
316 350
317 int qcol = 0; 351 int qcol = 0;
318 352
319 for (;;) 353 // see below for cursor adjustment rationale
354 if (p == ocur.row)
355 screen.cur.row = q - (total_rows - nrow);
356
357 // fill a single destination line
358 while (lofs < llen && qcol < ncol)
320 { 359 {
321 int prow = lofs / prev_ncol + p; 360 int prow = lofs / prev_ncol;
322 int pcol = lofs % prev_ncol; 361 int pcol = lofs % prev_ncol;
323 362
363 prow = MOD (p + prow, prev_total_rows);
364
365 // we only adjust the cursor _row_ and put it into
366 // the topmost line of "long line" it was in, as
367 // this seems to upset applications/shells/readline
368 // least.
369 if (prow == ocur.row)
370 screen.cur.row = q - (total_rows - nrow);
371
324 line_t &pline = old_buf [p]; 372 line_t &pline = prev_row_buf [prow];
325 373
326 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 374 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
327 375
328 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);
329
330 if (len <= 0)
331 {
332 qline.l = qcol;
333 scr_blank_line (qline, qcol, ncol - qcol, DEFAULT_RSTYLE);
334 break;
335 }
336
337 assert (lofs < 1000);
338
339 memcpy (qline.t + qcol, pline.t + pcol, len * sizeof (text_t)); 376 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
340 memcpy (qline.r + qcol, pline.r + pcol, len * sizeof (rend_t)); 377 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
341 378
342 lofs += len; 379 lofs += len;
343 qcol += len; 380 qcol += len;
344
345 if (qcol == ncol)
346 break;
347 } 381 }
348 } 382 }
349 else 383
350 lofs += ncol; 384 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
385 qline->is_longer (0);
386 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
351 } 387 }
388 while (p != pend && q > 0);
389
390 term_start = total_rows - nrow;
391 top_row = q - term_start;
392
393 // make sure all terminal lines exist
394 while (top_row > 0)
395 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
396 }
397 else
352 } 398 {
399 // if no scrollback exists (yet), wing, instead of wrap
353 400
354 free (old_buf); 401 for (int row = min (nrow, prev_nrow); row--; )
355 delete old_ta; 402 {
356 delete old_ra; 403 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
404 line_t &dst = row_buf [row];
357 405
406 copy_line (dst, src);
407 }
408
409 for (int row = prev_nrow; row < nrow; row++)
410 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
411
412 term_start = 0;
413 }
414
358 min_it (screen.cur.row, nrow - 1); 415 clamp_it (screen.cur.row, 0, nrow - 1);
359 min_it (screen.cur.col, ncol - 1); 416 clamp_it (screen.cur.col, 0, ncol - 1);
417 }
360 418
361 if (tabs) 419 for (int row = nrow; row--; )
420 {
421 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
422 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
423 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
424 }
425
426 chunk_free (prev_chunk, prev_chunk_size);
427
362 free (tabs); 428 free (tabs);
363 } 429 tabs = (char *)rxvt_malloc (ncol);
430
431 for (int col = ncol; col--; )
432 tabs [col] = col % TABSIZE == 0;
433
434 CLEAR_ALL_SELECTION ();
364 435
365 prev_nrow = nrow; 436 prev_nrow = nrow;
366 prev_ncol = ncol; 437 prev_ncol = ncol;
367 438
368 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
369
370 for (int col = ncol; col--; )
371 tabs [col] = col % TABSIZE == 0;
372
373 tt_winch (); 439 tt_winch ();
374}
375 440
376/* ------------------------------------------------------------------------- */ 441 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
377/* 442}
378 * Free everything. That way malloc debugging can find leakage. 443
379 */ 444void ecb_cold
380void
381rxvt_term::scr_release () 445rxvt_term::scr_release () NOTHROW
382{ 446{
383 delete talloc; talloc = 0; 447 chunk_free (chunk, chunk_size);
384 delete ralloc; ralloc = 0; 448 chunk = 0;
449 row_buf = 0;
385 450
386 free (row_buf);
387 free (swap_buf);
388 free (drawn_buf);
389 free (temp_buf);
390 free (tabs); 451 free (tabs);
452 tabs = 0;
391} 453}
392 454
393/* ------------------------------------------------------------------------- */ 455/* ------------------------------------------------------------------------- */
394/* 456/*
395 * Hard reset 457 * Hard/Soft reset
396 */ 458 */
397void 459void ecb_cold
398rxvt_term::scr_poweron () 460rxvt_term::scr_poweron ()
399{ 461{
400 scr_release (); 462 scr_release ();
463
401 prev_nrow = prev_ncol = 0; 464 prev_nrow = prev_ncol = 0;
465 rvideo_mode = false;
466 scr_soft_reset ();
402 scr_reset (); 467 scr_reset ();
403 468
404 scr_clear (true); 469 scr_clear (true);
405 scr_refresh (SLOW_REFRESH); 470 scr_refresh ();
471}
472
473void ecb_cold
474rxvt_term::scr_soft_reset () NOTHROW
475{
476 /* only affects modes, nothing drastic such as clearing the screen */
477#if ENABLE_OVERLAY
478 scr_overlay_off ();
479#endif
480
481 if (current_screen != PRIMARY)
482 scr_swap_screen ();
483
484 scr_scroll_region (0, MAX_ROWS - 1);
485 scr_rendition (0, ~RS_None);
486 scr_insert_mode (0);
406} 487}
407 488
408/* ------------------------------------------------------------------------- * 489/* ------------------------------------------------------------------------- *
409 * PROCESS SCREEN COMMANDS * 490 * PROCESS SCREEN COMMANDS *
410 * ------------------------------------------------------------------------- */ 491 * ------------------------------------------------------------------------- */
… …
412 * Save and Restore cursor 493 * Save and Restore cursor
413 * XTERM_SEQ: Save cursor : ESC 7 494 * XTERM_SEQ: Save cursor : ESC 7
414 * XTERM_SEQ: Restore cursor: ESC 8 495 * XTERM_SEQ: Restore cursor: ESC 8
415 */ 496 */
416void 497void
417rxvt_term::scr_cursor (int mode) 498rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
418{ 499{
419 screen_t *s; 500 screen_t *s;
420 501
421#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 502#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
422 if (current_screen == SECONDARY) 503 if (current_screen == SECONDARY)
… …
448 } 529 }
449 530
450 /* boundary check in case screen size changed between SAVE and RESTORE */ 531 /* boundary check in case screen size changed between SAVE and RESTORE */
451 min_it (s->cur.row, nrow - 1); 532 min_it (s->cur.row, nrow - 1);
452 min_it (s->cur.col, ncol - 1); 533 min_it (s->cur.col, ncol - 1);
453#ifdef DEBUG_STRICT
454 assert (s->cur.row >= 0); 534 assert (s->cur.row >= 0);
455 assert (s->cur.col >= 0); 535 assert (s->cur.col >= 0);
456#else /* drive with your eyes closed */ 536}
457 max_it (s->cur.row, 0); 537
458 max_it (s->cur.col, 0); 538void
459#endif 539rxvt_term::scr_swap_screen () NOTHROW
540{
541 if (!option (Opt_secondaryScreen))
542 return;
543
544 for (int i = prev_nrow; i--; )
545 ::swap (ROW(i), swap_buf [i]);
546
547 ::swap (screen.cur, swap.cur);
548
549 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
550 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
460} 551}
461 552
462/* ------------------------------------------------------------------------- */ 553/* ------------------------------------------------------------------------- */
463/* 554/*
464 * Swap between primary and secondary screens 555 * Swap between primary and secondary screens
465 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 556 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
466 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 557 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
467 */ 558 */
468int 559void
469rxvt_term::scr_change_screen (int scrn) 560rxvt_term::scr_change_screen (int scrn)
470{ 561{
562 if (scrn == current_screen)
563 return;
564
471 want_refresh = 1; 565 want_refresh = 1;
472 view_start = 0; 566 view_start = 0;
473 567
568 /* check for boundary cross */
569 row_col_t pos;
570 pos.row = pos.col = 0;
571 if (ROWCOL_IS_BEFORE (selection.beg, pos)
572 && ROWCOL_IS_AFTER (selection.end, pos))
573 CLEAR_SELECTION ();
574
474 if (current_screen == scrn) 575 current_screen = scrn;
475 return scrn;
476
477 selection_check (2); /* check for boundary cross */
478
479 int i = current_screen; current_screen = scrn; scrn = i;
480
481 ::swap (screen.cur.row, swap.cur.row);
482 ::swap (screen.cur.col, swap.cur.col);
483
484 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
485 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
486 576
487#if NSCREENS 577#if NSCREENS
488 if (options & Opt_secondaryScreen) 578 if (option (Opt_secondaryScreen))
489 { 579 {
490 num_scr = 0; 580 num_scr = 0;
491 581
492 for (int i = nrow; i--; ) 582 scr_swap_screen ();
493 ::swap (ROW(i), swap_buf [i]);
494 583
495 ::swap (screen.charset, swap.charset); 584 ::swap (screen.charset, swap.charset);
496 ::swap (screen.flags, swap.flags); 585 ::swap (screen.flags, swap.flags);
497 screen.flags |= Screen_VisibleCursor; 586 screen.flags |= Screen_VisibleCursor;
498 swap.flags |= Screen_VisibleCursor; 587 swap.flags |= Screen_VisibleCursor;
499 } 588 }
500 else 589 else
501#endif 590#endif
502 if (options & Opt_secondaryScroll) 591 if (option (Opt_secondaryScroll))
503 scr_scroll_text (0, prev_nrow - 1, prev_nrow); 592 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
504
505 return scrn;
506} 593}
507 594
508// clear WrapNext indicator, solidifying position on next line 595// clear WrapNext indicator, solidifying position on next line
509void 596void
510rxvt_term::scr_do_wrap () 597rxvt_term::scr_do_wrap () NOTHROW
511{ 598{
512 if (!(screen.flags & Screen_WrapNext)) 599 if (!(screen.flags & Screen_WrapNext))
513 return; 600 return;
514 601
515 screen.flags &= ~Screen_WrapNext; 602 screen.flags &= ~Screen_WrapNext;
… …
525/* ------------------------------------------------------------------------- */ 612/* ------------------------------------------------------------------------- */
526/* 613/*
527 * Change the colour for following text 614 * Change the colour for following text
528 */ 615 */
529void 616void
530rxvt_term::scr_color (unsigned int color, int fgbg) 617rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
531{ 618{
532 if (color > maxTermCOLOR) 619 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
533 color = fgbg; 620 color = fgbg;
534 621
535 if (fgbg == Color_fg) 622 if (fgbg == Color_fg)
536 rstyle = SET_FGCOLOR (rstyle, color); 623 rstyle = SET_FGCOLOR (rstyle, color);
537 else 624 else
… …
541/* ------------------------------------------------------------------------- */ 628/* ------------------------------------------------------------------------- */
542/* 629/*
543 * Change the rendition style for following text 630 * Change the rendition style for following text
544 */ 631 */
545void 632void
546rxvt_term::scr_rendition (int set, int style) 633rxvt_term::scr_rendition (int set, int style) NOTHROW
547 { 634{
548 if (set) 635 if (set)
549 rstyle |= style; 636 rstyle |= style;
550 else if (style == ~RS_None) 637 else if (style == ~RS_None)
551 rstyle = DEFAULT_RSTYLE; 638 rstyle = DEFAULT_RSTYLE;
552 else 639 else
553 rstyle &= ~style; 640 rstyle &= ~style;
554 } 641}
555 642
556/* ------------------------------------------------------------------------- */ 643/* ------------------------------------------------------------------------- */
557/* 644/*
558 * Scroll text between <row1> and <row2> inclusive, by <count> lines 645 * Scroll text between <row1> and <row2> inclusive, by <count> lines
559 * count positive ==> scroll up 646 * count positive ==> scroll up
560 * count negative ==> scroll down 647 * count negative ==> scroll down
561 */ 648 */
562int 649int ecb_hot
563rxvt_term::scr_scroll_text (int row1, int row2, int count) 650rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
564{ 651{
565 if (count == 0 || (row1 > row2)) 652 if (count == 0 || (row1 > row2))
566 return 0; 653 return 0;
567 654
568 want_refresh = 1; 655 want_refresh = 1;
569 num_scr += count; 656 num_scr += count;
570 657
571 if (count > 0 658 if (count > 0
572 && row1 == 0 659 && row1 == 0
573 && row2 == nrow - 1
574 && (current_screen == PRIMARY || options & Opt_secondaryScroll)) 660 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
661 {
662 min_it (count, total_rows - (nrow - (row2 + 1)));
663
664 top_row = max (top_row - count, -saveLines);
665
666 // sever bottommost line
575 { 667 {
576 nsaved = min (nsaved + count, saveLines); 668 line_t &l = ROW(row2);
669 l.is_longer (0);
670 l.touch ();
671 }
672
673 // scroll everything up 'count' lines
577 term_start = (term_start + count) % total_rows; 674 term_start = (term_start + count) % total_rows;
578 675
676 // now copy lines below the scroll region bottom to the
677 // bottom of the screen again, so they look as if they
678 // hadn't moved.
679 for (int i = nrow; --i > row2; )
680 {
681 line_t &l1 = ROW(i - count);
682 line_t &l2 = ROW(i);
683
684 ::swap (l1, l2);
685 l2.touch ();
686 }
687
688 // erase newly scrolled-in lines
689 for (int i = count; i--; )
690 {
691 line_t &l = ROW(row2 - i);
692
693 // optimise if already cleared, can be significant on slow machines
694 // could be rolled into scr_blank_screen_mem
695 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
696 {
697 scr_blank_line (l, 0, l.l, rstyle);
698 l.l = 0;
699 l.f = 0;
700 }
701 else
702 scr_blank_screen_mem (l, rstyle);
703 }
704
705 // move and/or clear selection, if any
579 if (selection.op && current_screen == selection.screen) 706 if (selection.op && current_screen == selection.screen
707 && selection.beg.row <= row2)
580 { 708 {
581 selection.beg.row -= count; 709 selection.beg.row -= count;
582 selection.end.row -= count; 710 selection.end.row -= count;
583 selection.mark.row -= count; 711 selection.mark.row -= count;
584 712
585 selection_check (0); 713 selection_check (0);
586 } 714 }
587 715
588 for (int i = count; i--; ) 716 // finally move the view window, if desired
589 scr_blank_screen_mem (ROW(row2 - i), rstyle);
590
591 if ((options & Opt_scrollWithBuffer) 717 if (option (Opt_scrollWithBuffer)
592 && view_start != 0 718 && view_start != 0
593 && view_start != saveLines) 719 && view_start != -saveLines)
594 scr_page (UP, count); 720 scr_page (count);
721
722 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
723 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
595 } 724 }
596 else 725 else
597 { 726 {
598 if (selection.op && current_screen == selection.screen) 727 if (selection.op && current_screen == selection.screen)
599 { 728 {
600 int i = selection.beg.row; 729 if ((selection.beg.row < row1 && selection.end.row > row1)
601 int j = selection.end.row; 730 || (selection.beg.row < row2 && selection.end.row > row2)
602
603 if ((i < row1 && j > row1)
604 || (i < row2 && j > row2)
605 || (i - count < row1 && i >= row1) 731 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
606 || (i - count > row2 && i <= row2) 732 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
607 || (j - count < row1 && j >= row1) 733 || (selection.end.row - count < row1 && selection.end.row >= row1)
608 || (j - count > row2 && j <= row2)) 734 || (selection.end.row - count > row2 && selection.end.row <= row2))
609 { 735 {
610 CLEAR_ALL_SELECTION (); 736 CLEAR_ALL_SELECTION ();
611 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 737 selection.op = SELECTION_CLEAR;
612 } 738 }
613 else if (j >= row1 && j <= row2) 739 else if (selection.end.row >= row1 && selection.end.row <= row2)
614 { 740 {
615 /* move selected region too */ 741 /* move selected region too */
616 selection.beg.row -= count; 742 selection.beg.row -= count;
617 selection.end.row -= count; 743 selection.end.row -= count;
618 selection.mark.row -= count; 744 selection.mark.row -= count;
619 745
620 selection_check (0); 746 selection_check (0);
621 } 747 }
622 } 748 }
623 749
624 // use a simple and robust scrolling algorithm, this 750 // use a simple and robust scrolling algorithm, this
625 // part of scr_scroll_text is not time-critical. 751 // part of scr_scroll_text is not time-critical.
626 752
753 // sever line above scroll region
754 if (row1)
755 {
756 line_t &l = ROW(row1 - 1);
757 l.is_longer (0);
758 l.touch ();
759 }
760
627 int rows = row2 - row1 + 1; 761 int rows = row2 - row1 + 1;
628 762
629 min_it (count, rows); 763 min_it (count, rows);
764
765 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
630 766
631 for (int row = 0; row < rows; row++) 767 for (int row = 0; row < rows; row++)
632 { 768 {
633 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 769 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
634 770
… …
636 scr_blank_screen_mem (temp_buf [row], rstyle); 772 scr_blank_screen_mem (temp_buf [row], rstyle);
637 } 773 }
638 774
639 for (int row = 0; row < rows; row++) 775 for (int row = 0; row < rows; row++)
640 ROW(row1 + row) = temp_buf [row]; 776 ROW(row1 + row) = temp_buf [row];
777
778 // sever bottommost line
779 {
780 line_t &l = ROW(row2);
781 l.is_longer (0);
782 l.touch ();
783 }
641 } 784 }
642 785
643 return count; 786 return count;
644} 787}
645 788
646/* ------------------------------------------------------------------------- */ 789/* ------------------------------------------------------------------------- */
647/* 790/*
648 * Add text given in <str> of length <len> to screen struct 791 * Add text given in <str> of length <len> to screen struct
649 */ 792 */
650void 793void ecb_hot
651rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 794rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
652{ 795{
653 if (len <= 0) /* sanity */ 796 if (len <= 0) /* sanity */
654 return; 797 return;
655 798
656 unsigned char checksel; 799 bool checksel;
657 unicode_t c; 800 unicode_t c;
658 int row, last_col; 801 int ncol = this->ncol;
659 const unicode_t *strend = str + len; 802 const wchar_t *strend = str + len;
660 803
661 want_refresh = 1; 804 want_refresh = 1;
662 ZERO_SCROLLBACK (); 805 ZERO_SCROLLBACK ();
663 last_col = ncol;
664 806
665 if (nlines > 0) 807 if (minlines > 0)
666 { 808 {
667 nlines += screen.cur.row - screen.bscroll; 809 minlines += screen.cur.row - screen.bscroll;
810 min_it (minlines, screen.cur.row - top_row);
811
668 if (nlines > 0 812 if (minlines > 0
669 && screen.tscroll == 0 813 && screen.tscroll == 0
670 && screen.bscroll == (nrow - 1)) 814 && screen.bscroll == nrow - 1)
671 { 815 {
672 /* _at least_ this many lines need to be scrolled */ 816 /* _at least_ this many lines need to be scrolled */
673 scr_scroll_text (screen.tscroll, screen.bscroll, nlines); 817 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
674 screen.cur.row -= nlines; 818 screen.cur.row -= minlines;
675 } 819 }
676 } 820 }
677 821
678#ifdef DEBUG_STRICT
679 assert (screen.cur.col < last_col); 822 assert (screen.cur.col < ncol);
680 assert (screen.cur.row < nrow 823 assert (screen.cur.row < nrow
681 && screen.cur.row >= -nsaved); 824 && screen.cur.row >= top_row);
682#else /* drive with your eyes closed */
683 min_it (screen.cur.col, last_col - 1);
684 clamp_it (screen.cur.row, -nsaved, nrow - 1);
685#endif
686 row = screen.cur.row; 825 int row = screen.cur.row;
687 826
688 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 827 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
689 828
690 line_t *line = &ROW(row); 829 line_t *line = &ROW(row);
691 830
692 while (str < strend) 831 while (str < strend)
693 { 832 {
694 c = *str++; 833 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
695 834
696 if (c < 0x20) 835 if (ecb_unlikely (c < 0x20))
697 if (c == C0_LF) 836 if (c == C0_LF)
698 { 837 {
699 if (!line->is_longer ()) /* XXX: think about this */
700 max_it (line->l, screen.cur.col); 838 max_it (line->l, screen.cur.col);
701 839
702 screen.flags &= ~Screen_WrapNext; 840 screen.flags &= ~Screen_WrapNext;
703 841
704 if (screen.cur.row == screen.bscroll) 842 if (screen.cur.row == screen.bscroll)
705 scr_scroll_text (screen.tscroll, screen.bscroll, 1); 843 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
… …
709 line = &ROW(row); /* _must_ refresh */ 847 line = &ROW(row); /* _must_ refresh */
710 continue; 848 continue;
711 } 849 }
712 else if (c == C0_CR) 850 else if (c == C0_CR)
713 { 851 {
714 if (!line->is_longer ()) /* XXX: think about this */
715 max_it (line->l, screen.cur.col); 852 max_it (line->l, screen.cur.col);
716 853
717 screen.flags &= ~Screen_WrapNext; 854 screen.flags &= ~Screen_WrapNext;
718 screen.cur.col = 0; 855 screen.cur.col = 0;
719 continue; 856 continue;
720 } 857 }
… …
722 { 859 {
723 scr_tab (1, true); 860 scr_tab (1, true);
724 continue; 861 continue;
725 } 862 }
726 863
864 if (ecb_unlikely (
727 if (checksel /* see if we're writing within selection */ 865 checksel /* see if we're writing within selection */
728 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 866 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
729 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 867 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
868 ))
730 { 869 {
731 checksel = 0; 870 checksel = 0;
732 /* 871 /*
733 * If we wrote anywhere in the selected area, kill the selection 872 * If we wrote anywhere in the selected area, kill the selection
734 * XXX: should we kill the mark too? Possibly, but maybe that 873 * XXX: should we kill the mark too? Possibly, but maybe that
735 * should be a similar check. 874 * should be a similar check.
736 */ 875 */
737 CLEAR_SELECTION (); 876 CLEAR_SELECTION ();
738 } 877 }
739 878
740 if (screen.flags & Screen_WrapNext) 879 if (ecb_unlikely (screen.flags & Screen_WrapNext))
741 { 880 {
742 line->set_is_longer ();
743
744 scr_do_wrap (); 881 scr_do_wrap ();
745 882
883 line->l = ncol;
884 line->is_longer (1);
885
746 row = screen.cur.row; 886 row = screen.cur.row;
747 line = &ROW(row); /* _must_ refresh */ 887 line = &ROW(row); /* _must_ refresh */
748 } 888 }
749 889
750 // some utf-8 decoders "decode" surrogate characters: let's fix this. 890 // some utf-8 decoders "decode" surrogate characters: let's fix this.
751 if (IN_RANGE_INC (c, 0xd800, 0xdfff)) 891 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
752 c = 0xfffd; 892 c = 0xfffd;
753 893
754 // rely on wcwidth to tell us the character width, at least for non-latin1 894 // rely on wcwidth to tell us the character width, do wcwidth before
755 // do wcwidth before further replacements, as wcwidth might return -1 895 // further replacements, as wcwidth might return -1 for the line
756 // for the line drawing characters below as they might be invalid in the current 896 // drawing characters below as they might be invalid in the current
757 // locale. 897 // locale.
758 int width = c < 0x100 ? 1 : wcwidth (c); 898 int width = WCWIDTH (c);
759 899
760 if (charsets[screen.charset] == '0') // DEC SPECIAL 900 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
761 { 901 {
762 // vt100 special graphics and line drawing 902 // vt100 special graphics and line drawing
763 // 5f-7e standard vt100 903 // 5f-7e standard vt100
764 // 40-5e rxvt extension for extra curses acs chars 904 // 40-5e rxvt extension for extra curses acs chars
765 static uint16_t vt100_0[62] = { // 41 .. 7e 905 static uint16_t vt100_0[62] = { // 41 .. 7e
… …
778 c = vt100_0[c - 0x41]; 918 c = vt100_0[c - 0x41];
779 width = 1; // vt100 line drawing characters are always single-width 919 width = 1; // vt100 line drawing characters are always single-width
780 } 920 }
781 } 921 }
782 922
783 if (screen.flags & Screen_Insert) 923 if (ecb_unlikely (screen.flags & Screen_Insert))
784 scr_insdel_chars (width, INSERT); 924 scr_insdel_chars (width, INSERT);
785 925
786 if (width != 0) 926 if (width != 0)
787 { 927 {
788#if !UNICODE_3 928#if !UNICODE_3
… …
793# else 933# else
794 c = 0xfffd; 934 c = 0xfffd;
795# endif 935# endif
796#endif 936#endif
797 937
938 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
939
940 // if the character doesn't fit into the remaining columns...
941 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
942 {
943 if (screen.flags & Screen_Autowrap)
944 {
945 // ... artificially enlargen the previous one
946 c = NOCHAR;
947 // and try the same character next loop iteration
948 --str;
949 }
950 else
951 screen.cur.col = ncol - width;
952 }
953
798 // nuke the character at this position, if required 954 // nuke the character at this position, if required
955 // due to wonderful coincidences everywhere else in this loop
956 // we never have to check for overwriting a wide char itself,
957 // only its tail.
799 if (line->t[screen.cur.col] == NOCHAR 958 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
800 || (screen.cur.col < ncol - 1 959 scr_kill_char (*line, screen.cur.col);
801 && line->t[screen.cur.col + 1] == NOCHAR))
802 {
803 int col = screen.cur.col;
804 960
805 // find begin 961 line->touch ();
806 while (col > 0 && line->t[col] == NOCHAR)
807 col--;
808
809 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
810
811 // found begin, nuke
812 do {
813 line->t[col] = ' ';
814 line->r[col] = rend;
815 col++;
816 } while (col < ncol && line->t[col] == NOCHAR);
817 }
818
819 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
820
821 // if the character doesn't fit into the remaining columns...
822 if (screen.cur.col > last_col - width && last_col >= width)
823 {
824 // ...output spaces
825 c = ' ';
826 // and try the same character next loop iteration
827 --str;
828 }
829 962
830 do 963 do
831 { 964 {
832 line->t[screen.cur.col] = c; 965 line->t[screen.cur.col] = c;
833 line->r[screen.cur.col] = rend; 966 line->r[screen.cur.col] = rend;
834 967
835 if (screen.cur.col < last_col - 1) 968 if (ecb_likely (screen.cur.col < ncol - 1))
836 screen.cur.col++; 969 screen.cur.col++;
837 else 970 else
838 { 971 {
839 line->l = last_col; 972 line->l = ncol;
840 if (screen.flags & Screen_Autowrap) 973 if (screen.flags & Screen_Autowrap)
841 screen.flags |= Screen_WrapNext; 974 screen.flags |= Screen_WrapNext;
842 break; 975
976 goto end_of_line;
843 } 977 }
844 978
845 c = NOCHAR; 979 c = NOCHAR;
846 } 980 }
847 while (--width > 0); 981 while (ecb_unlikely (--width > 0));
848 982
849 // pad with spaces when overwriting wide character with smaller one 983 // pad with spaces when overwriting wide character with smaller one
850 if (!width)
851 for (int c = screen.cur.col; c < last_col && line->t[c] == NOCHAR; c++) 984 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
852 { 985 {
853 line->t[c] = ' '; 986 line->t[c] = ' ';
854 line->r[c] = rend; 987 line->r[c] = rend;
855 } 988 }
989
990end_of_line:
856 } 991 ;
992 }
993#if ENABLE_COMBINING
857 else // width == 0 994 else // width == 0
858 { 995 {
859#if ENABLE_COMBINING 996 if (c != 0xfeff) // ignore BOM
860 // handle combining characters
861 // we just tag the accent on the previous on-screen character.
862 // this is arguably not correct, but also arguably not wrong.
863 // we don't handle double-width characters nicely yet.
864 text_t *tp;
865 rend_t *rp;
866
867 if (screen.cur.col > 0)
868 { 997 {
998 // handle combining characters
999 // we just tag the accent on the previous on-screen character.
1000 // this is arguably not correct, but also arguably not wrong.
1001 // we don't handle double-width characters nicely yet.
1002 line_t *linep;
1003 text_t *tp;
1004 rend_t *rp;
1005
1006 if (screen.cur.col > 0)
1007 {
1008 linep = line;
869 tp = line->t + screen.cur.col - 1; 1009 tp = line->t + screen.cur.col - 1;
870 rp = line->r + screen.cur.col - 1; 1010 rp = line->r + screen.cur.col - 1;
1011 }
1012 else if (screen.cur.row > 0
1013 && ROW(screen.cur.row - 1).is_longer ())
1014 {
1015 linep = &ROW(screen.cur.row - 1);
1016 tp = line->t + ncol - 1;
1017 rp = line->r + ncol - 1;
1018 }
1019 else
1020 continue;
871 1021
1022 linep->touch ();
1023
872 while (*tp == NOCHAR && tp > line->t) 1024 while (*tp == NOCHAR && tp > linep->t)
873 tp--, rp--; 1025 tp--, rp--;
1026
1027 // first try to find a precomposed character
1028 unicode_t n = rxvt_compose (*tp, c);
1029 if (n == NOCHAR)
1030 n = rxvt_composite.compose (*tp, c);
1031
1032 *tp = n;
1033 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
874 } 1034 }
875 else if (screen.cur.row > 0
876 && ROW(screen.cur.row - 1).is_longer ())
877 {
878 line_t *line = &ROW(screen.cur.row - 1);
879
880 tp = line->t + last_col - 1;
881 rp = line->r + last_col - 1;
882
883 while (*tp == NOCHAR && tp > line->t)
884 tp--, rp--;
885 } 1035 }
886 else
887 continue;
888
889 // first try to find a precomposed character
890 unicode_t n = rxvt_compose (*tp, c);
891 if (n == NOCHAR)
892 n = rxvt_composite.compose (*tp, c);
893
894 *tp = n;
895 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
896#endif 1036#endif
897 }
898 } 1037 }
899 1038
900 if (!line->is_longer ()) /* XXX: think about this */
901 max_it (line->l, screen.cur.col); 1039 max_it (line->l, screen.cur.col);
902 1040
903#ifdef DEBUG_STRICT
904 assert (screen.cur.row >= 0); 1041 assert (screen.cur.row >= 0);
905#else /* drive with your eyes closed */
906 max_it (screen.cur.row, 0);
907#endif
908} 1042}
909 1043
910/* ------------------------------------------------------------------------- */ 1044/* ------------------------------------------------------------------------- */
911/* 1045/*
912 * Process Backspace. Move back the cursor back a position, wrap if have to 1046 * Process Backspace. Move back the cursor back a position, wrap if have to
913 * XTERM_SEQ: CTRL-H 1047 * XTERM_SEQ: CTRL-H
914 */ 1048 */
915void 1049void
916rxvt_term::scr_backspace () 1050rxvt_term::scr_backspace () NOTHROW
917{ 1051{
918 want_refresh = 1;
919
920 if (screen.cur.col == 0) 1052 if (screen.cur.col == 0)
921 { 1053 {
922 if (screen.cur.row > 0) 1054 if (screen.cur.row > 0)
923 { 1055 {
924#ifdef TERMCAP_HAS_BW 1056#ifdef TERMCAP_HAS_BW
925 screen.cur.col = ncol - 1; 1057 screen.cur.col = ncol - 1;
926 screen.cur.row--; 1058 --screen.cur.row;
927 return; 1059
1060 want_refresh = 1;
928#endif 1061#endif
929 } 1062 }
930 } 1063 }
931 else if (!(screen.flags & Screen_WrapNext)) 1064 else if (screen.flags & Screen_WrapNext)
1065 screen.flags &= ~Screen_WrapNext;
1066 else
932 scr_gotorc (0, -1, RELATIVE); 1067 scr_gotorc (0, -1, RELATIVE);
933
934 screen.flags &= ~Screen_WrapNext;
935} 1068}
936 1069
937/* ------------------------------------------------------------------------- */ 1070/* ------------------------------------------------------------------------- */
938/* 1071/*
939 * Process Horizontal Tab 1072 * Process Horizontal Tab
940 * count: +ve = forward; -ve = backwards 1073 * count: +ve = forward; -ve = backwards
941 * XTERM_SEQ: CTRL-I 1074 * XTERM_SEQ: CTRL-I
942 */ 1075 */
943void 1076void
944rxvt_term::scr_tab (int count, bool ht) 1077rxvt_term::scr_tab (int count, bool ht) NOTHROW
945{ 1078{
946 int i, x; 1079 int i, x;
947 1080
948 want_refresh = 1; 1081 want_refresh = 1;
949 i = x = screen.cur.col; 1082 i = x = screen.cur.col;
950 1083
951 if (count == 0) 1084 if (count == 0)
952 return; 1085 return;
953 else if (count > 0) 1086 else if (count > 0)
954 { 1087 {
955 int row = screen.cur.row;
956
957 line_t &l = ROW(row); 1088 line_t &l = ROW(screen.cur.row);
958 rend_t base_rend = l.r[i]; 1089 rend_t base_rend = l.r[i];
959 ht &= l.t[i] == ' '; 1090 ht &= l.t[i] == ' ';
960 1091
961 for (; ++i < ncol; ) 1092 for (; ++i < ncol; )
962 if (tabs[i]) 1093 if (tabs[i])
963 { 1094 {
964 x = i; 1095 x = i;
1096
965 if (!--count) 1097 if (!--count)
966 break; 1098 break;
967 } 1099 }
968 else 1100 else
969 ht &= l.t[i] == ' ' 1101 ht &= l.t[i] == ' '
970 && RS_SAME (l.r[i], base_rend); 1102 && RS_SAME (l.r[i], base_rend);
971 1103
972 if (count) 1104 if (count)
973 x = ncol - 1; 1105 x = ncol - 1;
974 1106
975 // store horizontal tab commands as characters inside the text 1107 // store horizontal tab commands as characters inside the text
976 // buffer so they can be selected and pasted. 1108 // buffer so they can be selected and pasted.
977 if (ht && options & Opt_pastableTabs) 1109 if (ht && option (Opt_pastableTabs))
978 { 1110 {
979 base_rend = SET_FONT (base_rend, 0); 1111 base_rend = SET_FONT (base_rend, 0);
980 1112
981 if (!l.is_longer ()) /* XXX: think about this */ 1113 l.touch (x);
982 max_it (l.l, x);
983 1114
984 i = screen.cur.col; 1115 i = screen.cur.col;
985 1116
986 l.t[i] = '\t'; 1117 l.t[i] = '\t';
987 l.r[i] = base_rend; 1118 l.r[i] = base_rend;
… …
1016 * Process DEC Back Index 1147 * Process DEC Back Index
1017 * XTERM_SEQ: ESC 6 1148 * XTERM_SEQ: ESC 6
1018 * Move cursor left in row. If we're at the left boundary, shift everything 1149 * Move cursor left in row. If we're at the left boundary, shift everything
1019 * in that row right. Clear left column. 1150 * in that row right. Clear left column.
1020 */ 1151 */
1021#if ENABLE_FRILLS 1152#if !ENABLE_MINIMAL
1022void 1153void ecb_cold
1023rxvt_term::scr_backindex () 1154rxvt_term::scr_backindex () NOTHROW
1024{ 1155{
1025 if (screen.cur.col > 0) 1156 if (screen.cur.col > 0)
1026 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1157 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1027 else 1158 else
1028 scr_insdel_chars (1, INSERT); 1159 scr_insdel_chars (1, INSERT);
… …
1033 * Process DEC Forward Index 1164 * Process DEC Forward Index
1034 * XTERM_SEQ: ESC 9 1165 * XTERM_SEQ: ESC 9
1035 * Move cursor right in row. If we're at the right boundary, shift everything 1166 * Move cursor right in row. If we're at the right boundary, shift everything
1036 * in that row left. Clear right column. 1167 * in that row left. Clear right column.
1037 */ 1168 */
1038#if ENABLE_FRILLS 1169#if !ENABLE_MINIMAL
1039void 1170void ecb_cold
1040rxvt_term::scr_forwardindex () 1171rxvt_term::scr_forwardindex () NOTHROW
1041{ 1172{
1042 int row;
1043
1044 if (screen.cur.col < ncol - 1) 1173 if (screen.cur.col < ncol - 1)
1045 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1174 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1046 else 1175 else
1047 { 1176 {
1048 row = screen.cur.row; 1177 line_t &l = ROW(screen.cur.row);
1049 1178
1050 if (ROW(row).is_longer ()) //TODO//FIXME//LEN 1179 l.touch ();
1051 ROW(row).l = ncol; 1180 l.is_longer (0);
1052 1181
1053 scr_gotorc (0, 0, R_RELATIVE); 1182 scr_gotorc (0, 0, R_RELATIVE);
1054 scr_insdel_chars (1, DELETE); 1183 scr_insdel_chars (1, DELETE);
1055 scr_gotorc (0, ncol - 1, R_RELATIVE); 1184 scr_gotorc (0, ncol - 1, R_RELATIVE);
1056 } 1185 }
… …
1060/* ------------------------------------------------------------------------- */ 1189/* ------------------------------------------------------------------------- */
1061/* 1190/*
1062 * Goto Row/Column 1191 * Goto Row/Column
1063 */ 1192 */
1064void 1193void
1065rxvt_term::scr_gotorc (int row, int col, int relative) 1194rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1066{ 1195{
1067 want_refresh = 1; 1196 want_refresh = 1;
1068 ZERO_SCROLLBACK (); 1197 ZERO_SCROLLBACK ();
1069 1198
1070 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1199 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
… …
1092 } 1221 }
1093 } 1222 }
1094 else 1223 else
1095 { 1224 {
1096 if (screen.flags & Screen_Relative) 1225 if (screen.flags & Screen_Relative)
1226 {
1097 { /* relative origin mode */ 1227 /* relative origin mode */
1098 screen.cur.row = row + screen.tscroll; 1228 screen.cur.row = row + screen.tscroll;
1099 min_it (screen.cur.row, screen.bscroll); 1229 min_it (screen.cur.row, screen.bscroll);
1100 } 1230 }
1101 else 1231 else
1102 screen.cur.row = row; 1232 screen.cur.row = row;
… …
1108/* ------------------------------------------------------------------------- */ 1238/* ------------------------------------------------------------------------- */
1109/* 1239/*
1110 * direction should be UP or DN 1240 * direction should be UP or DN
1111 */ 1241 */
1112void 1242void
1113rxvt_term::scr_index (enum page_dirn direction) 1243rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1114{ 1244{
1115 int dirn;
1116
1117 want_refresh = 1; 1245 want_refresh = 1;
1118 ZERO_SCROLLBACK (); 1246 ZERO_SCROLLBACK ();
1119 1247
1120 dirn = ((direction == UP) ? 1 : -1);
1121
1122 screen.flags &= ~Screen_WrapNext; 1248 screen.flags &= ~Screen_WrapNext;
1123 1249
1124 if ((screen.cur.row == screen.bscroll && direction == UP) 1250 if ((screen.cur.row == screen.bscroll && direction == UP)
1125 || (screen.cur.row == screen.tscroll && direction == DN)) 1251 || (screen.cur.row == screen.tscroll && direction == DN))
1126 scr_scroll_text (screen.tscroll, screen.bscroll, dirn); 1252 scr_scroll_text (screen.tscroll, screen.bscroll, direction);
1127 else 1253 else
1128 screen.cur.row += dirn; 1254 screen.cur.row += direction;
1129 1255
1130 clamp_it (screen.cur.row, 0, nrow - 1); 1256 clamp_it (screen.cur.row, 0, nrow - 1);
1131 selection_check (0); 1257 selection_check (0);
1132} 1258}
1133 1259
… …
1135/* 1261/*
1136 * Erase part or whole of a line 1262 * Erase part or whole of a line
1137 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1263 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1138 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1264 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1139 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1265 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1266 * extension: clear to right unless wrapped: ESC [ 3 K
1140 */ 1267 */
1141void 1268void
1142rxvt_term::scr_erase_line (int mode) 1269rxvt_term::scr_erase_line (int mode) NOTHROW
1143{ 1270{
1144 unsigned int row, col, num; 1271 unsigned int col, num;
1145 1272
1146 want_refresh = 1; 1273 want_refresh = 1;
1147 ZERO_SCROLLBACK (); 1274 ZERO_SCROLLBACK ();
1148 1275
1149 selection_check (1); 1276 selection_check (1);
1150 1277
1151 row = screen.cur.row; 1278 line_t &line = ROW(screen.cur.row);
1279
1280 line.touch ();
1281 line.is_longer (0);
1152 1282
1153 switch (mode) 1283 switch (mode)
1154 { 1284 {
1285 case 3:
1286 if (screen.flags & Screen_WrapNext)
1287 return;
1288
1289 /* fall through */
1290
1155 case 0: /* erase to end of line */ 1291 case 0: /* erase to end of line */
1156 col = screen.cur.col; 1292 col = screen.cur.col;
1157 num = ncol - col; 1293 num = ncol - col;
1158 min_it (ROW(row).l, col); 1294 min_it (line.l, col);
1295
1159 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1296 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1160 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1297 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1161 CLEAR_SELECTION (); 1298 CLEAR_SELECTION ();
1162 break; 1299 break;
1300
1163 case 1: /* erase to beginning of line */ 1301 case 1: /* erase to beginning of line */
1164 col = 0; 1302 col = 0;
1165 num = screen.cur.col + 1; 1303 num = screen.cur.col + 1;
1304
1166 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1305 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1167 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1306 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1168 CLEAR_SELECTION (); 1307 CLEAR_SELECTION ();
1169 break; 1308 break;
1309
1170 case 2: /* erase whole line */ 1310 case 2: /* erase whole line */
1171 col = 0; 1311 col = 0;
1172 num = ncol; 1312 num = ncol;
1173 ROW(row).l = 0; 1313 line.l = 0;
1174 if (selection.beg.row <= screen.cur.row 1314 if (selection.beg.row <= screen.cur.row
1175 && selection.end.row >= screen.cur.row) 1315 && selection.end.row >= screen.cur.row)
1176 CLEAR_SELECTION (); 1316 CLEAR_SELECTION ();
1177 break; 1317 break;
1178 default: 1318 default:
1179 return; 1319 return;
1180 } 1320 }
1181 1321
1182 scr_blank_line (ROW(row), col, num, rstyle); 1322 scr_blank_line (line, col, num, rstyle);
1183} 1323}
1184 1324
1185/* ------------------------------------------------------------------------- */ 1325/* ------------------------------------------------------------------------- */
1186/* 1326/*
1187 * Erase part of whole of the screen 1327 * Erase part or whole of the screen
1188 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1328 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1189 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1329 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1190 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1330 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1191 */ 1331 */
1192void 1332void
1193rxvt_term::scr_erase_screen (int mode) 1333rxvt_term::scr_erase_screen (int mode) NOTHROW
1194{ 1334{
1195 int num; 1335 int num;
1196 int32_t row; 1336 int32_t row;
1197 rend_t ren; 1337 rend_t ren;
1198 XGCValues gcvalue; 1338 XGCValues gcvalue;
… …
1201 ZERO_SCROLLBACK (); 1341 ZERO_SCROLLBACK ();
1202 1342
1203 switch (mode) 1343 switch (mode)
1204 { 1344 {
1205 case 0: /* erase to end of screen */ 1345 case 0: /* erase to end of screen */
1206 selection_check (1);
1207 scr_erase_line (0); 1346 scr_erase_line (0);
1208 row = screen.cur.row + 1; /* possible OOB */ 1347 row = screen.cur.row + 1; /* possible OOB */
1209 num = nrow - row; 1348 num = nrow - row;
1210 break; 1349 break;
1211 case 1: /* erase to beginning of screen */ 1350 case 1: /* erase to beginning of screen */
1212 selection_check (3);
1213 scr_erase_line (1); 1351 scr_erase_line (1);
1214 row = 0; 1352 row = 0;
1215 num = screen.cur.row; 1353 num = screen.cur.row;
1216 break; 1354 break;
1217 case 2: /* erase whole screen */ 1355 case 2: /* erase whole screen */
1218 selection_check (3);
1219 row = 0; 1356 row = 0;
1220 num = nrow; 1357 num = nrow;
1221 break; 1358 break;
1222 default: 1359 default:
1223 return; 1360 return;
… …
1232 if (row >= nrow) /* Out Of Bounds */ 1369 if (row >= nrow) /* Out Of Bounds */
1233 return; 1370 return;
1234 1371
1235 min_it (num, nrow - row); 1372 min_it (num, nrow - row);
1236 1373
1237 if (rstyle & (RS_RVid | RS_Uline)) 1374 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1238 ren = (rend_t) ~RS_None; 1375 ren = (rend_t) ~RS_None;
1239 else if (GET_BASEBG (rstyle) == Color_bg) 1376 else if (GET_BASEBG (rstyle) == Color_bg)
1240 { 1377 {
1241 ren = DEFAULT_RSTYLE; 1378 ren = DEFAULT_RSTYLE;
1242 CLEAR_ROWS (row, num); 1379
1380 if (mapped)
1381 XClearArea (dpy, vt, 0,
1382 Row2Pixel (row - view_start), (unsigned int)vt_width,
1383 (unsigned int)Height2Pixel (num), False);
1243 } 1384 }
1244 else 1385 else
1245 { 1386 {
1246 ren = rstyle & (RS_fgMask | RS_bgMask); 1387 ren = rstyle & (RS_fgMask | RS_bgMask);
1388
1389 if (mapped)
1390 {
1247 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)]; 1391 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1248 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1392 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1249 ERASE_ROWS (row, num); 1393 XFillRectangle (dpy, vt, gc,
1394 0, Row2Pixel (row - view_start),
1395 (unsigned int)vt_width,
1396 (unsigned int)Height2Pixel (num));
1250 gcvalue.foreground = pix_colors[Color_fg]; 1397 gcvalue.foreground = pix_colors[Color_fg];
1251 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1398 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1399 }
1252 } 1400 }
1253 1401
1254 for (; num--; row++) 1402 for (; num--; row++)
1255 { 1403 {
1256 scr_blank_screen_mem (ROW (row), rstyle); 1404 scr_blank_screen_mem (ROW(row), rstyle);
1257 ROW (row).l = 0; 1405
1406 if (row - view_start < nrow)
1258 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1407 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1259 } 1408 }
1260} 1409}
1261 1410
1262#if ENABLE_FRILLS 1411#if !ENABLE_MINIMAL
1263void 1412void
1264rxvt_term::scr_erase_savelines () 1413rxvt_term::scr_erase_savelines () NOTHROW
1265{ 1414{
1266 want_refresh = 1; 1415 want_refresh = 1;
1267 ZERO_SCROLLBACK (); 1416 ZERO_SCROLLBACK ();
1268 1417
1269 nsaved = 0; 1418 top_row = 0;
1270} 1419}
1271#endif 1420#endif
1272 1421
1273/* ------------------------------------------------------------------------- */ 1422/* ------------------------------------------------------------------------- */
1274/* 1423/*
1275 * Fill the screen with `E's 1424 * Fill the screen with `E's
1276 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1425 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1277 */ 1426 */
1278void 1427void ecb_cold
1279rxvt_term::scr_E () 1428rxvt_term::scr_E () NOTHROW
1280{ 1429{
1281 rend_t fs; 1430 rend_t fs;
1282 1431
1283 want_refresh = 1; 1432 want_refresh = 1;
1284 ZERO_SCROLLBACK (); 1433 ZERO_SCROLLBACK ();
1285 1434
1286 num_scr_allow = 0; 1435 num_scr_allow = 0;
1287 selection_check (3); 1436
1437 row_col_t pos;
1438 pos.row = pos.col = 0;
1439 if (ROWCOL_IS_AFTER (selection.end, pos))
1440 CLEAR_SELECTION ();
1288 1441
1289 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1442 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1290 for (int row = nrow; row--; ) 1443 for (int row = nrow; row--; )
1291 { 1444 {
1292 line_t &line = ROW(row); 1445 line_t &line = ROW(row);
… …
1295 rend_t *r1 = line.r; 1448 rend_t *r1 = line.r;
1296 1449
1297 for (int j = ncol; j--; ) 1450 for (int j = ncol; j--; )
1298 *r1++ = fs; 1451 *r1++ = fs;
1299 1452
1300 line.l = ncol; /* make the `E's selectable */ 1453 line.is_longer (0);
1454 line.touch (ncol);
1301 } 1455 }
1302} 1456}
1303 1457
1304/* ------------------------------------------------------------------------- */ 1458/* ------------------------------------------------------------------------- */
1305/* 1459/*
1306 * Insert/Delete <count> lines 1460 * Insert/Delete <count> lines
1307 */ 1461 */
1308void 1462void
1309rxvt_term::scr_insdel_lines (int count, int insdel) 1463rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1310{ 1464{
1311 int end; 1465 int end;
1312 1466
1313 ZERO_SCROLLBACK (); 1467 ZERO_SCROLLBACK ();
1314 1468
… …
1334/* ------------------------------------------------------------------------- */ 1488/* ------------------------------------------------------------------------- */
1335/* 1489/*
1336 * Insert/Delete <count> characters from the current position 1490 * Insert/Delete <count> characters from the current position
1337 */ 1491 */
1338void 1492void
1339rxvt_term::scr_insdel_chars (int count, int insdel) 1493rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1340{ 1494{
1341 int col, row;
1342 rend_t tr;
1343
1344 want_refresh = 1; 1495 want_refresh = 1;
1345 ZERO_SCROLLBACK (); 1496 ZERO_SCROLLBACK ();
1346 1497
1347 if (count <= 0) 1498 if (count <= 0)
1348 return; 1499 return;
… …
1350 scr_do_wrap (); 1501 scr_do_wrap ();
1351 1502
1352 selection_check (1); 1503 selection_check (1);
1353 min_it (count, ncol - screen.cur.col); 1504 min_it (count, ncol - screen.cur.col);
1354 1505
1355 row = screen.cur.row; 1506 int row = screen.cur.row;
1356 1507
1357 line_t *line = &ROW(row); 1508 line_t *line = &ROW(row);
1358 1509
1510 line->touch ();
1511 line->is_longer (0);
1512
1513 // nuke wide spanning the start
1514 if (line->t[screen.cur.col] == NOCHAR)
1515 scr_kill_char (*line, screen.cur.col);
1516
1359 switch (insdel) 1517 switch (insdel)
1360 { 1518 {
1361 case INSERT: 1519 case INSERT:
1362 for (col = ncol - 1; (col - count) >= screen.cur.col; col--) 1520 line->l = min (line->l + count, ncol);
1521
1522 if (line->t[screen.cur.col] == NOCHAR)
1523 scr_kill_char (*line, screen.cur.col);
1524
1525 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1363 { 1526 {
1364 line->t[col] = line->t[col - count]; 1527 line->t[col] = line->t[col - count];
1365 line->r[col] = line->r[col - count]; 1528 line->r[col] = line->r[col - count];
1366 }
1367
1368 if (!line->is_longer ())
1369 {
1370 line->l += count;
1371 min_it (line->l, ncol);
1372 } 1529 }
1373 1530
1374 if (selection.op && current_screen == selection.screen 1531 if (selection.op && current_screen == selection.screen
1375 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1532 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1376 { 1533 {
1377 if (selection.end.row != screen.cur.row 1534 if (selection.end.row != screen.cur.row
1378 || (selection.end.col + count >= ncol)) 1535 || (selection.end.col + count >= ncol))
1379 CLEAR_SELECTION (); 1536 CLEAR_SELECTION ();
1380 else 1537 else
1538 {
1381 { /* shift selection */ 1539 /* shift selection */
1382 selection.beg.col += count; 1540 selection.beg.col += count;
1383 selection.mark.col += count; /* XXX: yes? */ 1541 selection.mark.col += count; /* XXX: yes? */
1384 selection.end.col += count; 1542 selection.end.col += count;
1385 } 1543 }
1386 } 1544 }
… …
1390 1548
1391 case ERASE: 1549 case ERASE:
1392 screen.cur.col += count; /* don't worry if > ncol */ 1550 screen.cur.col += count; /* don't worry if > ncol */
1393 selection_check (1); 1551 selection_check (1);
1394 screen.cur.col -= count; 1552 screen.cur.col -= count;
1553
1554 // nuke wide char after the end
1555 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1556 scr_kill_char (*line, screen.cur.col + count);
1557
1395 scr_blank_line (*line, screen.cur.col, count, rstyle); 1558 scr_blank_line (*line, screen.cur.col, count, rstyle);
1396 break; 1559 break;
1397 1560
1398 case DELETE: 1561 case DELETE:
1399 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1562 line->l = max (line->l - count, 0);
1400 1563
1564 // nuke wide char spanning the end
1565 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1566 scr_kill_char (*line, screen.cur.col + count);
1567
1401 for (col = screen.cur.col; (col + count) < ncol; col++) 1568 for (int col = screen.cur.col; (col + count) < ncol; col++)
1402 { 1569 {
1403 line->t[col] = line->t[col + count]; 1570 line->t[col] = line->t[col + count];
1404 line->r[col] = line->r[col + count]; 1571 line->r[col] = line->r[col + count];
1405 } 1572 }
1406 1573
1407 scr_blank_line (*line, ncol - count, count, tr); 1574 scr_blank_line (*line, ncol - count, count, rstyle);
1408
1409 if (line->is_longer ()) /* break line continuation */
1410 line->l = ncol;
1411
1412 line->l = max (line->l - count, 0);
1413 1575
1414 if (selection.op && current_screen == selection.screen 1576 if (selection.op && current_screen == selection.screen
1415 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1577 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1416 { 1578 {
1417 if (selection.end.row != screen.cur.row 1579 if (selection.end.row != screen.cur.row
… …
1434/* ------------------------------------------------------------------------- */ 1596/* ------------------------------------------------------------------------- */
1435/* 1597/*
1436 * Set the scrolling region 1598 * Set the scrolling region
1437 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1599 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1438 */ 1600 */
1439void 1601void ecb_cold
1440rxvt_term::scr_scroll_region (int top, int bot) 1602rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1441{ 1603{
1442 max_it (top, 0); 1604 max_it (top, 0);
1443 min_it (bot, nrow - 1); 1605 min_it (bot, nrow - 1);
1444 1606
1445 if (top > bot) 1607 if (top > bot)
… …
1454/* 1616/*
1455 * Make the cursor visible/invisible 1617 * Make the cursor visible/invisible
1456 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1618 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1457 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1619 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1458 */ 1620 */
1459void 1621void ecb_cold
1460rxvt_term::scr_cursor_visible (int mode) 1622rxvt_term::scr_cursor_visible (int mode) NOTHROW
1461{ 1623{
1462 want_refresh = 1; 1624 want_refresh = 1;
1463 1625
1464 if (mode) 1626 if (mode)
1465 screen.flags |= Screen_VisibleCursor; 1627 screen.flags |= Screen_VisibleCursor;
… …
1471/* 1633/*
1472 * Set/unset automatic wrapping 1634 * Set/unset automatic wrapping
1473 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1635 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1474 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1636 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1475 */ 1637 */
1476void 1638void ecb_cold
1477rxvt_term::scr_autowrap (int mode) 1639rxvt_term::scr_autowrap (int mode) NOTHROW
1478{ 1640{
1479 if (mode) 1641 if (mode)
1480 screen.flags |= Screen_Autowrap; 1642 screen.flags |= Screen_Autowrap;
1481 else 1643 else
1482 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1644 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
… …
1490 * Relative mode: line numbers are relative to top margin of scrolling region 1652 * Relative mode: line numbers are relative to top margin of scrolling region
1491 * and the cursor cannot be moved outside. 1653 * and the cursor cannot be moved outside.
1492 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1654 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1493 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1655 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1494 */ 1656 */
1495void 1657void ecb_cold
1496rxvt_term::scr_relative_origin (int mode) 1658rxvt_term::scr_relative_origin (int mode) NOTHROW
1497{ 1659{
1498 if (mode) 1660 if (mode)
1499 screen.flags |= Screen_Relative; 1661 screen.flags |= Screen_Relative;
1500 else 1662 else
1501 screen.flags &= ~Screen_Relative; 1663 screen.flags &= ~Screen_Relative;
… …
1507/* 1669/*
1508 * Set insert/replace mode 1670 * Set insert/replace mode
1509 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1671 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1510 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1672 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1511 */ 1673 */
1512void 1674void ecb_cold
1513rxvt_term::scr_insert_mode (int mode) 1675rxvt_term::scr_insert_mode (int mode) NOTHROW
1514{ 1676{
1515 if (mode) 1677 if (mode)
1516 screen.flags |= Screen_Insert; 1678 screen.flags |= Screen_Insert;
1517 else 1679 else
1518 screen.flags &= ~Screen_Insert; 1680 screen.flags &= ~Screen_Insert;
… …
1523 * Set/Unset tabs 1685 * Set/Unset tabs
1524 * XTERM_SEQ: Set tab at current column : ESC H 1686 * XTERM_SEQ: Set tab at current column : ESC H
1525 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1687 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1526 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1688 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1527 */ 1689 */
1528void 1690void ecb_cold
1529rxvt_term::scr_set_tab (int mode) 1691rxvt_term::scr_set_tab (int mode) NOTHROW
1530{ 1692{
1531 if (mode < 0) 1693 if (mode < 0)
1532 memset (tabs, 0, ncol * sizeof (char)); 1694 memset (tabs, 0, ncol);
1533 else if (screen.cur.col < ncol) 1695 else if (screen.cur.col < ncol)
1534 tabs[screen.cur.col] = (mode ? 1 : 0); 1696 tabs [screen.cur.col] = !!mode;
1535} 1697}
1536 1698
1537/* ------------------------------------------------------------------------- */ 1699/* ------------------------------------------------------------------------- */
1538/* 1700/*
1539 * Set reverse/normal video 1701 * Set reverse/normal video
1540 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1702 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1541 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1703 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1542 */ 1704 */
1543void 1705void
1544rxvt_term::scr_rvideo_mode (int mode) 1706rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1545{ 1707{
1546 XGCValues gcvalue; 1708 rvideo_mode = on;
1547 1709
1710#ifndef NO_BELL
1711 on ^= rvideo_bell;
1712#endif
1713
1548 if (rvideo != mode) 1714 if (rvideo_state != on)
1549 { 1715 {
1550 rvideo = mode; 1716 rvideo_state = on;
1717
1551 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1718 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1552#if XPM_BACKGROUND 1719#ifdef HAVE_IMG
1553 if (bgPixmap.pixmap == None) 1720 if (bg_img == 0)
1554#endif 1721#endif
1555#if TRANSPARENT 1722 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1556 if (! (options & Opt_transparent) || am_transparent == 0)
1557#endif
1558 XSetWindowBackground (display->display, vt,
1559 pix_colors[Color_bg]);
1560 1723
1724 XGCValues gcvalue;
1561 gcvalue.foreground = pix_colors[Color_fg]; 1725 gcvalue.foreground = pix_colors[Color_fg];
1562 gcvalue.background = pix_colors[Color_bg]; 1726 gcvalue.background = pix_colors[Color_bg];
1563 XChangeGC (display->display, gc, GCBackground | GCForeground, 1727 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1564 &gcvalue); 1728
1565 scr_clear (); 1729 scr_clear ();
1566 scr_touch (true); 1730 scr_touch (true);
1567 } 1731 }
1568} 1732}
1569 1733
1570/* ------------------------------------------------------------------------- */ 1734/* ------------------------------------------------------------------------- */
1571/* 1735/*
1572 * Report current cursor position 1736 * Report current cursor position
1573 * XTERM_SEQ: Report position: ESC [ 6 n 1737 * XTERM_SEQ: Report position: ESC [ 6 n
1574 */ 1738 */
1575void 1739void ecb_cold
1576rxvt_term::scr_report_position () 1740rxvt_term::scr_report_position () NOTHROW
1577{ 1741{
1578 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1742 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1579} 1743}
1580 1744
1581/* ------------------------------------------------------------------------- * 1745/* ------------------------------------------------------------------------- *
… …
1583 * ------------------------------------------------------------------------- */ 1747 * ------------------------------------------------------------------------- */
1584 1748
1585/* 1749/*
1586 * Set font style 1750 * Set font style
1587 */ 1751 */
1588void 1752void ecb_cold
1589rxvt_term::set_font_style () 1753rxvt_term::set_font_style () NOTHROW
1590{ 1754{
1755#if 0
1591 switch (charsets[screen.charset]) 1756 switch (charsets [screen.charset])
1592 { 1757 {
1593 case '0': /* DEC Special Character & Line Drawing Set */ 1758 case '0': /* DEC Special Character & Line Drawing Set */
1594 break; 1759 break;
1595 case 'A': /* United Kingdom (UK) */ 1760 case 'A': /* United Kingdom (UK) */
1596 break; 1761 break;
… …
1603 case 'C': /* Finnish character set */ 1768 case 'C': /* Finnish character set */
1604 break; 1769 break;
1605 case 'K': /* German character set */ 1770 case 'K': /* German character set */
1606 break; 1771 break;
1607 } 1772 }
1773#endif
1608} 1774}
1609 1775
1610/* ------------------------------------------------------------------------- */ 1776/* ------------------------------------------------------------------------- */
1611/* 1777/*
1612 * Choose a font 1778 * Choose a font
1613 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1779 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1614 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1780 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1615 * XTERM_SEQ: Invoke G2 character set: ESC N 1781 * XTERM_SEQ: Invoke G2 character set: ESC N
1616 * XTERM_SEQ: Invoke G3 character set: ESC O 1782 * XTERM_SEQ: Invoke G3 character set: ESC O
1617 */ 1783 */
1618void 1784void ecb_cold
1619rxvt_term::scr_charset_choose (int set) 1785rxvt_term::scr_charset_choose (int set) NOTHROW
1620{ 1786{
1621 screen.charset = set; 1787 screen.charset = set;
1622 set_font_style (); 1788 set_font_style ();
1623} 1789}
1624 1790
… …
1630 * XTERM_SEQ: Set G2 character set: ESC * <C> 1796 * XTERM_SEQ: Set G2 character set: ESC * <C>
1631 * XTERM_SEQ: Set G3 character set: ESC + <C> 1797 * XTERM_SEQ: Set G3 character set: ESC + <C>
1632 * See set_font_style for possible values for <C> 1798 * See set_font_style for possible values for <C>
1633 */ 1799 */
1634void 1800void
1635rxvt_term::scr_charset_set (int set, unsigned int ch) 1801rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1636{ 1802{
1637 charsets[set] = (unsigned char)ch; 1803 charsets[set] = (unsigned char)ch;
1638 set_font_style (); 1804 set_font_style ();
1639} 1805}
1640 1806
… …
1644 * ------------------------------------------------------------------------- */ 1810 * ------------------------------------------------------------------------- */
1645 1811
1646/* 1812/*
1647 * refresh matching text. 1813 * refresh matching text.
1648 */ 1814 */
1649bool 1815bool ecb_cold
1650rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1816rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1651{ 1817{
1652 bool found = false; 1818 bool found = false;
1653 1819
1654 for (int i = 0; i < nrow; i++) 1820 for (int i = 0; i < nrow; i++)
1655 { 1821 {
1656 int col = 0;
1657 rend_t *drp = drawn_buf[i].r; 1822 rend_t *drp = drawn_buf[i].r;
1658 1823
1659 for (; col < ncol; col++, drp++) 1824 for (int col = 0; col < ncol; col++, drp++)
1660 if ((*drp & mask) == value) 1825 if ((*drp & mask) == value)
1661 { 1826 {
1662 found = true; 1827 found = true;
1663 *drp = ~value; 1828 *drp = ~value;
1664 } 1829 }
… …
1674 PART_BEG = 0, 1839 PART_BEG = 0,
1675 PART_END, 1840 PART_END,
1676 RC_COUNT 1841 RC_COUNT
1677}; 1842};
1678 1843
1679void 1844void ecb_hot
1680rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) 1845rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1681{ 1846{
1682 int i; 1847 int i;
1683 row_col_t rc[RC_COUNT]; 1848 row_col_t rc[RC_COUNT];
1684 1849
1685 if (!drawn_buf) /* sanity check */ 1850 if (!drawn_buf) /* sanity check */
… …
1689 if (refresh_type == FAST_REFRESH && !display->is_local) 1854 if (refresh_type == FAST_REFRESH && !display->is_local)
1690 { 1855 {
1691 y = 0; 1856 y = 0;
1692 eheight = height; 1857 eheight = height;
1693 } 1858 }
1694#endif
1695
1696#ifdef DEBUG_STRICT
1697#if 0
1698 // that's not debugging //TODO //FIXME
1699 clamp_it (x, 0, width);
1700 clamp_it (y, 0, height);
1701#endif
1702#endif 1859#endif
1703 1860
1704 /* round down */ 1861 /* round down */
1705 rc[PART_BEG].col = Pixel2Col (x); 1862 rc[PART_BEG].col = Pixel2Col (x);
1706 rc[PART_BEG].row = Pixel2Row (y); 1863 rc[PART_BEG].row = Pixel2Row (y);
… …
1716 } 1873 }
1717 1874
1718 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1875 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1719 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1876 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1720 1877
1878 num_scr_allow = 0;
1879
1721 if (refresh) 1880 if (refresh)
1722 scr_refresh (SLOW_REFRESH); 1881 scr_refresh ();
1723} 1882}
1724 1883
1725/* ------------------------------------------------------------------------- */ 1884/* ------------------------------------------------------------------------- */
1726/* 1885/*
1727 * Refresh the entire screen 1886 * Refresh the entire screen
1728 */ 1887 */
1729void 1888void
1730rxvt_term::scr_touch (bool refresh) 1889rxvt_term::scr_touch (bool refresh) NOTHROW
1731{ 1890{
1732 scr_expose (0, 0, width, height, refresh); 1891 scr_expose (0, 0, vt_width, vt_height, refresh);
1733} 1892}
1734 1893
1735/* ------------------------------------------------------------------------- */ 1894/* ------------------------------------------------------------------------- */
1736/* 1895/*
1737 * Move the display so that the line represented by scrollbar value Y is at 1896 * Move the display so that the line represented by scrollbar value Y is at
1738 * the top of the screen 1897 * the top of the screen
1739 */ 1898 */
1740int 1899void
1741rxvt_term::scr_move_to (int y, int len) 1900rxvt_term::scr_move_to (int y, int len) NOTHROW
1742{ 1901{
1743 long p = 0; 1902 // lerp (y, 0, len, top_row, nrow - 1)
1744 unsigned int oldviewstart; 1903 scr_changeview (top_row + (nrow - 1 - top_row) * y / len);
1745
1746 oldviewstart = view_start;
1747
1748 if (y < len)
1749 {
1750 p = (nrow + nsaved) * (len - y) / len;
1751 p -= (long) (nrow - 1);
1752 p = max (p, 0);
1753 }
1754
1755 view_start = (unsigned int)min (p, nsaved);
1756
1757 return scr_changeview (oldviewstart);
1758} 1904}
1759 1905
1760/* ------------------------------------------------------------------------- */ 1906/* ------------------------------------------------------------------------- */
1761/* 1907/*
1762 * Page the screen up/down nlines 1908 * Page the screen up/down nlines
1763 * direction should be UP or DN 1909 * direction should be UP or DN
1764 */ 1910 */
1765int 1911bool
1766rxvt_term::scr_page (enum page_dirn direction, int nlines) 1912rxvt_term::scr_page (int nlines) NOTHROW
1767{ 1913{
1768 int n; 1914 return scr_changeview (view_start - nlines);
1769 unsigned int oldviewstart; 1915}
1770 1916
1917bool
1918rxvt_term::scr_changeview (int new_view_start) NOTHROW
1919{
1920 clamp_it (new_view_start, top_row, 0);
1921
1922 if (new_view_start == view_start)
1923 return false;
1924
1925 num_scr += new_view_start - view_start;
1771 oldviewstart = view_start; 1926 view_start = new_view_start;
1772
1773 if (direction == UP)
1774 {
1775 n = view_start + nlines;
1776 view_start = min (n, nsaved);
1777 }
1778 else
1779 {
1780 n = view_start - nlines;
1781 view_start = max (n, 0);
1782 }
1783
1784 return scr_changeview (oldviewstart);
1785}
1786
1787int
1788rxvt_term::scr_changeview (unsigned int oldviewstart)
1789{
1790 if (view_start != oldviewstart)
1791 {
1792 want_refresh = 1; 1927 want_refresh = 1;
1793 num_scr -= (view_start - oldviewstart);
1794 }
1795 1928
1796 return (int) (view_start - oldviewstart); 1929 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1797}
1798 1930
1799/* ------------------------------------------------------------------------- */ 1931 return true;
1932}
1933
1934#ifndef NO_BELL
1800void 1935void
1936rxvt_term::bell_cb (ev::timer &w, int revents)
1937{
1938 rvideo_bell = false;
1939 scr_rvideo_mode (rvideo_mode);
1940 refresh_check ();
1941}
1942#endif
1943
1944/* ------------------------------------------------------------------------- */
1945void
1801rxvt_term::scr_bell () 1946rxvt_term::scr_bell () NOTHROW
1802{ 1947{
1803#ifndef NO_BELL 1948#ifndef NO_BELL
1804 1949
1805# ifndef NO_MAPALERT 1950# ifndef NO_MAPALERT
1806# ifdef MAPALERT_OPTION 1951# ifdef MAPALERT_OPTION
1807 if (options & Opt_mapAlert) 1952 if (option (Opt_mapAlert))
1808# endif 1953# endif
1809 XMapWindow (display->display, parent[0]); 1954 XMapWindow (dpy, parent);
1810# endif 1955# endif
1811 1956
1957# if ENABLE_FRILLS
1958 if (option (Opt_urgentOnBell))
1959 set_urgency (1);
1960# endif
1961
1812 if (options & Opt_visualBell) 1962 if (option (Opt_visualBell))
1813 { 1963 {
1814 scr_rvideo_mode (!rvideo); /* refresh also done */ 1964 rvideo_bell = true;
1965 scr_rvideo_mode (rvideo_mode);
1966 flush ();
1967
1815 rxvt_usleep (VISUAL_BELL_DURATION); 1968 bell_ev.start (VISUAL_BELL_DURATION);
1816 scr_rvideo_mode (!rvideo); /* refresh also done */
1817 } 1969 }
1818 else 1970 else
1819 XBell (display->display, 0); 1971 XBell (dpy, 0);
1820 1972 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1821#endif 1973#endif
1822} 1974}
1823 1975
1824/* ------------------------------------------------------------------------- */ 1976/* ------------------------------------------------------------------------- */
1825/* ARGSUSED */ 1977void ecb_cold
1826void
1827rxvt_term::scr_printscreen (int fullhist) 1978rxvt_term::scr_printscreen (int fullhist) NOTHROW
1828{ 1979{
1829#ifdef PRINTPIPE 1980#ifdef PRINTPIPE
1830 int nrows, row_start; 1981 int nrows, row_start;
1831 FILE *fd; 1982 FILE *fd = popen_printer ();
1832 1983
1833 if ((fd = popen_printer ()) == NULL) 1984 if (!fd)
1834 return; 1985 return;
1835 1986
1836 if (fullhist) 1987 if (fullhist)
1837 { 1988 {
1838 nrows = nrow + nsaved; 1989 nrows = nrow - top_row;
1839 row_start = -nsaved; 1990 row_start = top_row;
1840 } 1991 }
1841 else 1992 else
1842 { 1993 {
1843 nrows = nrow; 1994 nrows = nrow;
1844 row_start = -view_start; 1995 row_start = view_start;
1845 } 1996 }
1846 1997
1847 wctomb (0, 0); 1998 wctomb (0, 0);
1848 1999
1849 for (int r1 = 0; r1 < nrows; r1++) 2000 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1850 { 2001 {
1851 text_t *tp = ROW(r1).t; 2002 text_t *tp = ROW(r1).t;
1852 int len = ROW(r1).l; 2003 int len = ROW(r1).l;
1853 2004
1854 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 2005 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
… …
1880/* 2031/*
1881 * Refresh the screen 2032 * Refresh the screen
1882 * drawn_text/drawn_rend contain the screen information before the update. 2033 * drawn_text/drawn_rend contain the screen information before the update.
1883 * screen.text/screen.rend contain what the screen will change to. 2034 * screen.text/screen.rend contain what the screen will change to.
1884 */ 2035 */
1885void 2036void ecb_hot
1886rxvt_term::scr_refresh (unsigned char refresh_type) 2037rxvt_term::scr_refresh () NOTHROW
1887{ 2038{
1888 unsigned char must_clear, /* use draw_string not draw_image_string */
1889 showcursor; /* show the cursor */
1890 int16_t col, row, /* column/row we're processing */ 2039 int16_t col, row, /* column/row we're processing */
1891 ocrow; /* old cursor row */ 2040 ocrow; /* old cursor row */
1892 int i; /* tmp */ 2041 int i; /* tmp */
1893#ifndef NO_CURSORCOLOR 2042 rend_t ccol1, /* Cursor colour */
1894 rend_t cc1; /* store colours at cursor position (s) */ 2043 ccol2; /* Cursor colour2 */
1895#endif 2044 rend_t cur_rend;
1896 rend_t *crp; // cursor rendition pointer 2045 int cur_col;
2046 int cursorwidth;
1897 2047
1898 want_refresh = 0; /* screen is current */ 2048 want_refresh = 0; /* screen is current */
1899 2049
1900 if (refresh_type == NO_REFRESH || !mapped) 2050 if (refresh_type == NO_REFRESH || !mapped)
1901 return; 2051 return;
1902 2052
1903 /* 2053 /*
1904 * A: set up vars 2054 * A: set up vars
1905 */ 2055 */
1906 must_clear = 0;
1907 refresh_count = 0; 2056 refresh_count = 0;
1908 2057
1909#if XPM_BACKGROUND 2058 unsigned int old_screen_flags = screen.flags;
1910 must_clear |= bgPixmap.pixmap != None; 2059 bool have_bg = 0;
1911#endif 2060#ifdef HAVE_IMG
1912#if TRANSPARENT 2061 have_bg = bg_img != 0;
1913 must_clear |= (options & Opt_transparent) && am_transparent;
1914#endif 2062#endif
1915 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2063 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1916 2064
1917 /* 2065 /*
1918 * B: reverse any characters which are selected 2066 * B: reverse any characters which are selected
1919 */ 2067 */
1920 scr_reverse_selection (); 2068 scr_reverse_selection ();
1921 2069
2070 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2071#if ENABLE_OVERLAY
2072 scr_swap_overlay ();
2073#endif
2074
2075 bool showcursor = screen.flags & Screen_VisibleCursor;
2076
1922 /* 2077 /*
1923 * C: set the cursor character (s) 2078 * C: set the cursor character (s)
1924 */ 2079 */
1925 { 2080 {
1926 unsigned char setoldcursor;
1927 rend_t ccol1, /* Cursor colour */
1928 ccol2; /* Cursor colour2 */
1929
1930 showcursor = (screen.flags & Screen_VisibleCursor);
1931#ifdef CURSOR_BLINK 2081#ifdef CURSOR_BLINK
1932 if (hidden_cursor) 2082 if (hidden_cursor)
1933 showcursor = 0; 2083 showcursor = 0;
1934#endif 2084#endif
1935 2085
… …
1938 int col = screen.cur.col; 2088 int col = screen.cur.col;
1939 2089
1940 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2090 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1941 col--; 2091 col--;
1942 2092
2093 cursorwidth = 1;
2094 while (col + cursorwidth < ncol
2095 && ROW(screen.cur.row).t[col + cursorwidth] == NOCHAR)
2096 cursorwidth++;
2097
1943 crp = &ROW(screen.cur.row).r[col]; 2098 cur_rend = ROW(screen.cur.row).r[col];
2099 cur_col = col;
1944 2100
1945 if (showcursor && focus) 2101#ifndef NO_CURSORCOLOR
2102 if (ISSET_PIXCOLOR (Color_cursor))
2103 ccol1 = Color_cursor;
2104 else
2105#endif
2106#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2107 ccol1 = fgcolor_of (rstyle);
2108#else
2109 ccol1 = Color_fg;
2110#endif
2111
2112#ifndef NO_CURSORCOLOR
2113 if (ISSET_PIXCOLOR (Color_cursor2))
2114 ccol2 = Color_cursor2;
2115 else
2116#endif
2117#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2118 ccol2 = bgcolor_of (rstyle);
2119#else
2120 ccol2 = Color_bg;
2121#endif
2122
2123 if (focus)
1946 { 2124 {
2125 rend_t rend = cur_rend;
2126
1947 if (options & Opt_cursorUnderline) 2127 if (option (Opt_cursorUnderline))
1948 *crp ^= RS_Uline; 2128 rend ^= RS_Uline;
1949 else 2129 else
1950 { 2130 {
1951 *crp ^= RS_RVid; 2131 rend ^= RS_RVid;
1952
1953#ifndef NO_CURSORCOLOR
1954 cc1 = *crp & (RS_fgMask | RS_bgMask);
1955 if (ISSET_PIXCOLOR (Color_cursor))
1956 ccol1 = Color_cursor;
1957 else
1958#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1959 ccol1 = GET_FGCOLOR (rstyle);
1960#else
1961 ccol1 = Color_fg;
1962#endif
1963 if (ISSET_PIXCOLOR (Color_cursor2))
1964 ccol2 = Color_cursor2;
1965 else
1966#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1967 ccol2 = GET_BGCOLOR (rstyle);
1968#else
1969 ccol2 = Color_bg;
1970#endif
1971 *crp = SET_FGCOLOR (*crp, ccol1); 2132 rend = SET_FGCOLOR (rend, ccol1);
1972 *crp = SET_BGCOLOR (*crp, ccol2); 2133 rend = SET_BGCOLOR (rend, ccol2);
1973#endif
1974 } 2134 }
2135
2136 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
1975 } 2137 }
1976 } 2138 }
1977 2139
1978 /* make sure no outline cursor is left around */ 2140 /* make sure no outline cursor is left around */
1979 setoldcursor = 0;
1980 if (ocrow != -1) 2141 if (ocrow != -1)
1981 { 2142 {
1982 if (screen.cur.row + view_start != ocrow 2143 if (screen.cur.row - view_start != ocrow
1983 || screen.cur.col != oldcursor.col) 2144 || screen.cur.col != oldcursor.col)
1984 { 2145 {
1985 if (ocrow < nrow 2146 if (ocrow < nrow
1986 && oldcursor.col < ncol) 2147 && oldcursor.col < ncol)
1987 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline); 2148 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
1988
1989 if (focus || !showcursor)
1990 oldcursor.row = -1;
1991 else
1992 setoldcursor = 1;
1993 } 2149 }
1994 } 2150 }
1995 else if (!focus)
1996 setoldcursor = 1;
1997 2151
1998 if (setoldcursor) 2152 // save the current cursor coordinates if the cursor is visible
2153 // and the window is unfocused, so as to clear the outline cursor
2154 // in the next refresh if the cursor moves
2155 if (showcursor && !focus && screen.cur.row - view_start < nrow)
1999 { 2156 {
2000 if (screen.cur.row + view_start >= nrow)
2001 oldcursor.row = -1;
2002 else
2003 {
2004 oldcursor.row = screen.cur.row + view_start; 2157 oldcursor.row = screen.cur.row - view_start;
2005 oldcursor.col = screen.cur.col; 2158 oldcursor.col = screen.cur.col;
2006 }
2007 } 2159 }
2160 else
2161 oldcursor.row = -1;
2008 } 2162 }
2009
2010#if ENABLE_OVERLAY
2011 scr_swap_overlay ();
2012#endif
2013 2163
2014#ifndef NO_SLOW_LINK_SUPPORT 2164#ifndef NO_SLOW_LINK_SUPPORT
2015 /* 2165 /*
2016 * D: CopyArea pass - very useful for slower links 2166 * D: CopyArea pass - very useful for slower links
2017 * This has been deliberately kept simple. 2167 * This has been deliberately kept simple.
2018 */ 2168 */
2019 i = num_scr;
2020 if (!display->is_local 2169 if (!display->is_local
2021 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr 2170 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2022 && abs (num_scr) < nrow && !must_clear) 2171 && abs (num_scr) < nrow && !have_bg)
2023 { 2172 {
2024 int16_t nits; 2173 int16_t nits;
2174 int i = num_scr;
2025 int j; 2175 int j;
2026 int len, wlen; 2176 int len, wlen;
2027 2177
2028 j = nrow; 2178 j = nrow;
2029 wlen = len = -1; 2179 wlen = len = -1;
2030 row = i > 0 ? 0 : j - 1; 2180 row = i > 0 ? 0 : j - 1;
2181
2031 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2182 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2032 { 2183 {
2033 if (row + i >= 0 && row + i < nrow && row + i != ocrow) 2184 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2034 { 2185 {
2035 line_t s = ROW(row - view_start); 2186 line_t s = ROW(view_start + row);
2036 line_t d = drawn_buf[row]; 2187 line_t d = drawn_buf[row];
2037 line_t d2 = drawn_buf[row + i]; 2188 line_t d2 = drawn_buf[row + i];
2038 2189
2039 for (nits = 0, col = ncol; col--; ) 2190 for (nits = 0, col = ncol; col--; )
2040 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col]) 2191 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
… …
2056 wlen = row; 2207 wlen = row;
2057 continue; 2208 continue;
2058 } 2209 }
2059 } 2210 }
2060 2211
2061 if (len != -1) 2212 if (len >= 0)
2062 { 2213 {
2063 /* also comes here at end if needed because of >= above */ 2214 /* also comes here at end if needed because of >= above */
2064 if (wlen < len) 2215 if (wlen < len)
2065 ::swap (wlen, len); 2216 ::swap (wlen, len);
2066 2217
2218 XGCValues gcv;
2219
2220 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2067 XCopyArea (display->display, vt, vt, 2221 XCopyArea (dpy, vt, vt,
2068 gc, 0, Row2Pixel (len + i), 2222 gc, 0, Row2Pixel (len + i),
2069 (unsigned int)TermWin_TotalWidth (), 2223 (unsigned int)this->width,
2070 (unsigned int)Height2Pixel (wlen - len + 1), 2224 (unsigned int)Height2Pixel (wlen - len + 1),
2071 0, Row2Pixel (len)); 2225 0, Row2Pixel (len));
2226 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2227
2072 len = -1; 2228 len = -1;
2073 } 2229 }
2074 } 2230 }
2075 } 2231 }
2076#endif 2232#endif
… …
2078 /* 2234 /*
2079 * E: main pass across every character 2235 * E: main pass across every character
2080 */ 2236 */
2081 for (row = 0; row < nrow; row++) 2237 for (row = 0; row < nrow; row++)
2082 { 2238 {
2083 text_t *stp = ROW(row - view_start).t; 2239 text_t *stp = ROW(view_start + row).t;
2084 rend_t *srp = ROW(row - view_start).r; 2240 rend_t *srp = ROW(view_start + row).r;
2085 text_t *dtp = drawn_buf[row].t; 2241 text_t *dtp = drawn_buf[row].t;
2086 rend_t *drp = drawn_buf[row].r; 2242 rend_t *drp = drawn_buf[row].r;
2087 2243
2088 /* 2244 /*
2089 * E2: OK, now the real pass 2245 * E2: OK, now the real pass
… …
2100 continue; 2256 continue;
2101 2257
2102 // redraw one or more characters 2258 // redraw one or more characters
2103 2259
2104 // seek to the beginning of wide characters 2260 // seek to the beginning of wide characters
2105 while (stp[col] == NOCHAR && col > 0) 2261 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2106 --col; 2262 --col;
2107 2263
2108 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2264 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2109 text_t *text = stp + col; 2265 text_t *text = stp + col;
2110 int count = 1; 2266 int count = 1;
2111 2267
2112 dtp[col] = stp[col]; 2268 dtp[col] = stp[col];
2113 drp[col] = rend; 2269 drp[col] = rend;
… …
2117 for (i = 0; ++col < ncol; ) 2273 for (i = 0; ++col < ncol; )
2118 { 2274 {
2119 if (stp[col] == NOCHAR) 2275 if (stp[col] == NOCHAR)
2120 { 2276 {
2121 dtp[col] = stp[col]; 2277 dtp[col] = stp[col];
2122 drp[col] = rend; 2278 drp[col] = srp[col];
2279
2123 count++; 2280 count++;
2124 i++; 2281 i++;
2125 2282
2126 continue; 2283 continue;
2127 } 2284 }
… …
2132 count++; 2289 count++;
2133 2290
2134 if (stp[col] != dtp[col] 2291 if (stp[col] != dtp[col]
2135 || !RS_SAME (srp[col], drp[col])) 2292 || !RS_SAME (srp[col], drp[col]))
2136 { 2293 {
2137 if (must_clear && (i++ > count / 2)) 2294 if (have_bg && (i++ > count / 2))
2138 break; 2295 break;
2139 2296
2140 dtp[col] = stp[col]; 2297 dtp[col] = stp[col];
2141 drp[col] = rend; 2298 drp[col] = rend;
2142 i = 0; 2299 i = 0;
2143 } 2300 }
2144 else if (must_clear || (stp[col] != ' ' && ++i >= 16)) 2301 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2145 break; 2302 break;
2146 } 2303 }
2147 2304
2148 col--; /* went one too far. move back */ 2305 col--; /* went one too far. move back */
2149 count -= i; /* dump any matching trailing chars */ 2306 count -= i; /* dump any matching trailing chars */
2150 2307
2151 // sometimes we optimize away the trailing NOCHAR's, add them back 2308 // sometimes we optimize away the trailing NOCHAR's, add them back
2152 while (i && text[count] == NOCHAR) 2309 while (ecb_unlikely (i && text[count] == NOCHAR))
2153 count++, i--; 2310 count++, i--;
2154 2311
2155 /* 2312 /*
2156 * Determine the attributes for the string 2313 * Determine the attributes for the string
2157 */ 2314 */
2158 int fore = GET_FGCOLOR (rend); // desired foreground 2315 int fore = fgcolor_of (rend); // desired foreground
2159 int back = GET_BGCOLOR (rend); // desired background 2316 int back = bgcolor_of (rend); // desired background
2160 2317
2161 // only do special processing if any attributes are set, which is rare 2318 // only do special processing if any attributes are set, which is unlikely
2162 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)) 2319 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2163 { 2320 {
2164#if ENABLE_STYLES
2165 // force redraw after "careful" characters to avoid pixel droppings
2166 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2167 drp[col + 1] = ~srp[col + 1];
2168
2169 // include previous careful character(s) if possible, looks nicer (best effort...)
2170 while (text > stp
2171 && srp[text - stp - 1] & RS_Careful
2172 && RS_SAME (rend, srp[text - stp - 1]))
2173 text--, count++, xpixel -= fwidth;
2174#endif
2175
2176 bool invert = rend & RS_RVid; 2321 bool invert = rend & RS_RVid;
2177 2322
2178#ifndef NO_BOLD_UNDERLINE_REVERSE 2323#ifndef NO_BOLD_UNDERLINE_REVERSE
2179 if (rend & RS_Bold
2180 && fore == Color_fg) 2324 if (rend & RS_Bold && fore == Color_fg)
2181 { 2325 {
2182 if (ISSET_PIXCOLOR (Color_BD)) 2326 if (ISSET_PIXCOLOR (Color_BD))
2183 fore = Color_BD; 2327 fore = Color_BD;
2184# if !ENABLE_STYLES 2328# if !ENABLE_STYLES
2185 else 2329 else
2186 invert = !invert; 2330 invert = !invert;
2187# endif 2331# endif
2188 } 2332 }
2189 2333
2190 if (rend & RS_Italic 2334 if (rend & RS_Italic && fore == Color_fg)
2191 && fore == Color_fg)
2192 { 2335 {
2193 if (ISSET_PIXCOLOR (Color_IT)) 2336 if (ISSET_PIXCOLOR (Color_IT))
2194 fore = Color_IT; 2337 fore = Color_IT;
2195# if !ENABLE_STYLES 2338# if !ENABLE_STYLES
2196 else 2339 else
2197 invert = !invert; 2340 invert = !invert;
2198# endif 2341# endif
2199 } 2342 }
2200 2343
2201 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL)) 2344 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2202 fore = Color_UL; 2345 fore = Color_UL;
2346#endif
2347
2348#ifdef OPTION_HC
2349 if (rend & RS_Sel)
2350 {
2351 /* invert the column if no highlightColor is set or it is the
2352 * current cursor column */
2353 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2354 && ISSET_PIXCOLOR (Color_HC))
2355 {
2356 if (ISSET_PIXCOLOR (Color_HTC))
2357 fore = Color_HTC;
2358 // if invert is 0 reverse video is set so we use bg color as fg color
2359 else if (!invert)
2360 fore = back;
2361
2362 back = Color_HC;
2363 invert = 0;
2364 }
2365 }
2203#endif 2366#endif
2204 2367
2205 if (invert) 2368 if (invert)
2206 { 2369 {
2207 ::swap (fore, back); 2370 ::swap (fore, back);
2208 2371
2209#ifndef NO_BOLD_UNDERLINE_REVERSE 2372#ifndef NO_BOLD_UNDERLINE_REVERSE
2210 if (ISSET_PIXCOLOR (Color_RV))
2211 back = Color_RV;
2212
2213 if (fore == back) 2373 if (fore == back)
2214 { 2374 {
2215 fore = Color_bg; 2375 fore = Color_bg;
2216 back = Color_fg; 2376 back = Color_fg;
2217 } 2377 }
… …
2219 } 2379 }
2220 2380
2221#ifdef TEXT_BLINK 2381#ifdef TEXT_BLINK
2222 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg)) 2382 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2223 { 2383 {
2224 if (!text_blink_ev.active) 2384 if (!text_blink_ev.is_active ())
2225 { 2385 {
2226 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL); 2386 text_blink_ev.again ();
2227 hidden_text = 0; 2387 hidden_text = 0;
2228 } 2388 }
2229 else if (hidden_text) 2389 else if (hidden_text)
2230 fore = back; 2390 fore = back;
2231 } 2391 }
2232#endif 2392#endif
2393
2394#if ENABLE_STYLES
2395 // "careful" (too wide) character handling
2396
2397 // include previous careful character(s) if possible, looks nicer (best effort...)
2398 while (text > stp
2399 && srp[text - stp - 1] & RS_Careful
2400 && RS_SAME (rend, srp[text - stp - 1]))
2401 text--, count++, xpixel -= fwidth;
2402
2403 // force redraw after "careful" characters to avoid pixel droppings
2404 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2405 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2406
2407 // force redraw before "careful" characters to avoid pixel droppings
2408 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2409 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2410#endif
2233 } 2411 }
2234 2412
2235 /* 2413 /*
2236 * Actually do the drawing of the string here 2414 * Actually do the drawing of the string here
2237 */ 2415 */
2238 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2416 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2239 2417
2240 if (back == fore) 2418 if (ecb_likely (have_bg && back == Color_bg))
2241 font->clear_rect (*drawable, xpixel, ypixel,
2242 fwidth * count, fheight,
2243 back);
2244 else if (back == Color_bg)
2245 { 2419 {
2246 if (must_clear) 2420 // this is very ugly, maybe push it into ->draw?
2247 {
2248 CLEAR_CHARS (xpixel, ypixel, count);
2249 2421
2250 for (i = 0; i < count; i++) /* don't draw empty strings */ 2422 for (i = 0; i < count; i++) /* don't draw empty strings */
2251 if (text[i] != ' ') 2423 if (text[i] != ' ')
2252 { 2424 {
2253 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1); 2425 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2254 break; 2426 goto did_clear;
2255 }
2256 } 2427 }
2257 else 2428
2258 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg); 2429 CLEAR_CHARS (xpixel, ypixel, count);
2430 did_clear: ;
2259 } 2431 }
2260 else 2432 else
2261 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2433 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2262 2434
2263 if (rend & RS_Uline && font->descent > 1 && fore != back) 2435 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2264 { 2436 {
2437 if (showcursor && focus && row == screen.cur.row
2438 && IN_RANGE_EXC (col, cur_col, cur_col + cursorwidth))
2439 XSetForeground (dpy, gc, pix_colors[ccol1]);
2440 else
2265#if ENABLE_FRILLS 2441#if ENABLE_FRILLS
2266 if (ISSET_PIXCOLOR (Color_underline)) 2442 if (ISSET_PIXCOLOR (Color_underline))
2267 XSetForeground (display->display, gc, pix_colors[Color_underline]); 2443 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2268 else 2444 else
2269#endif 2445#endif
2270 XSetForeground (display->display, gc, pix_colors[fore]); 2446 XSetForeground (dpy, gc, pix_colors[fore]);
2271 2447
2272 XDrawLine (display->display, drawBuffer, gc, 2448 XDrawLine (dpy, vt, gc,
2273 xpixel, ypixel + font->ascent + 1, 2449 xpixel, ypixel + font->ascent + 1,
2274 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2450 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2275 } 2451 }
2276 } /* for (col....) */ 2452 } /* for (col....) */
2277 } /* for (row....) */ 2453 } /* for (row....) */
2278 2454
2279#if ENABLE_OVERLAY
2280 scr_swap_overlay ();
2281#endif
2282
2283 /* 2455 /*
2284 * G: cleanup cursor and display outline cursor if necessary 2456 * G: cleanup cursor and display outline cursor if necessary
2285 */ 2457 */
2286 if (showcursor) 2458 if (showcursor)
2287 { 2459 {
2288 if (focus) 2460 if (focus)
2289 { 2461 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2290 if (options & Opt_cursorUnderline)
2291 *crp ^= RS_Uline;
2292 else
2293 {
2294 *crp ^= RS_RVid;
2295#ifndef NO_CURSORCOLOR
2296 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2297#endif
2298 }
2299 }
2300 else if (oldcursor.row >= 0) 2462 else if (oldcursor.row >= 0)
2301 { 2463 {
2302 int cursorwidth = 1;
2303 int col = oldcursor.col;
2304
2305 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2306 col--;
2307
2308 while (col + cursorwidth < ncol
2309 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2310 cursorwidth++;
2311
2312#ifndef NO_CURSORCOLOR
2313 if (ISSET_PIXCOLOR (Color_cursor))
2314 XSetForeground (display->display, gc, pix_colors[Color_cursor]); 2464 XSetForeground (dpy, gc, pix_colors[ccol1]);
2315#endif
2316 2465
2317 XDrawRectangle (display->display, drawBuffer, gc, 2466 XDrawRectangle (dpy, vt, gc,
2318 Col2Pixel (col), 2467 Col2Pixel (cur_col),
2319 Row2Pixel (oldcursor.row), 2468 Row2Pixel (oldcursor.row),
2320 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2469 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2321 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2470 (unsigned int) (Height2Pixel (1) - 1));
2322 } 2471 }
2323 } 2472 }
2324 2473
2325 /* 2474 /*
2326 * H: cleanup selection 2475 * H: cleanup selection
2327 */ 2476 */
2477#if ENABLE_OVERLAY
2478 scr_swap_overlay ();
2479#endif
2480 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2481
2328 scr_reverse_selection (); 2482 scr_reverse_selection ();
2329 2483
2330 if (refresh_type & SMOOTH_REFRESH) 2484 screen.flags = old_screen_flags;
2331 XFlush (display->display);
2332
2333 num_scr = 0; 2485 num_scr = 0;
2334 num_scr_allow = 1; 2486 num_scr_allow = 1;
2335} 2487}
2336 2488
2337void 2489void ecb_cold
2338rxvt_term::scr_remap_chars (const line_t &l) 2490rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2339{ 2491{
2340 if (!l.t) 2492 if (!l.valid ())
2341 return; 2493 return;
2494
2495 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2342 2496
2343 for (int i = ncol; i--; ) 2497 for (int i = ncol; i--; )
2344 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2498 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2345} 2499}
2346 2500
2347void 2501void ecb_cold
2348rxvt_term::scr_remap_chars () 2502rxvt_term::scr_remap_chars () NOTHROW
2349{ 2503{
2350 for (int i = total_rows; i--; ) 2504 for (int i = total_rows; i--; )
2351 scr_remap_chars (row_buf [i]); 2505 scr_remap_chars (row_buf [i]);
2352 2506
2353 for (int i = nrow; i--; ) 2507 for (int i = nrow; i--; )
… …
2355 scr_remap_chars (drawn_buf [i]); 2509 scr_remap_chars (drawn_buf [i]);
2356 scr_remap_chars (swap_buf [i]); 2510 scr_remap_chars (swap_buf [i]);
2357 } 2511 }
2358} 2512}
2359 2513
2360void 2514void ecb_cold
2361rxvt_term::scr_recolour () 2515rxvt_term::scr_recolour (bool refresh) NOTHROW
2362{ 2516{
2363 if (1 2517 bool transparent = false;
2364#if TRANSPARENT 2518
2365 && !am_transparent 2519#ifdef HAVE_IMG
2520 if (bg_img != 0)
2521 {
2522# if ENABLE_TRANSPARENCY
2523 if (bg_flags & BG_IS_TRANSPARENT)
2524 {
2525 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2526 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2527
2528 transparent = true;
2529 }
2530 else
2366#endif 2531# endif
2367#if XPM_BACKGROUND
2368 && !bgPixmap.pixmap
2369#endif
2370 ) 2532 {
2533 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2534 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2535 }
2371 { 2536 }
2537 else
2538#endif
2539 {
2372 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]); 2540 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2373 XClearWindow (display->display, parent[0]);
2374 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]); 2541 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2375#if HAVE_SCROLLBARS 2542 }
2543
2544 XClearWindow (dpy, parent);
2545
2376 if (scrollBar.win) 2546 if (scrollBar.win)
2377 { 2547 {
2548 if (transparent)
2549 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2550 else
2378 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); 2551 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2379 scrollBar.setIdle (); 2552 scrollBar.state = SB_STATE_IDLE;
2380 scrollbar_show (0); 2553 scrollBar.show (0);
2381 } 2554 }
2382#endif 2555
2556 if (refresh)
2383 } 2557 {
2384
2385 scr_clear (); 2558 scr_clear ();
2386 scr_touch (true); 2559 scr_touch (true);
2560 }
2387 want_refresh = 1; 2561 want_refresh = 1;
2388} 2562}
2389 2563
2390/* ------------------------------------------------------------------------- */ 2564/* ------------------------------------------------------------------------- */
2391void 2565void
2392rxvt_term::scr_clear (bool really) 2566rxvt_term::scr_clear (bool really) NOTHROW
2393{ 2567{
2394 if (!mapped) 2568 if (!mapped)
2395 return; 2569 return;
2396 2570
2397 num_scr_allow = 0; 2571 num_scr_allow = 0;
2398 want_refresh = 1; 2572 want_refresh = 1;
2399 2573
2400 if (really) 2574 if (really)
2401 XClearWindow (display->display, vt); 2575 XClearWindow (dpy, vt);
2402} 2576}
2403 2577
2404/* ------------------------------------------------------------------------- */
2405void 2578void
2579rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2580{
2581 int view_end = view_start + nrow;
2582 int row, col;
2583
2584 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2585 {
2586 text_t *stp = ROW(row).t;
2587 rend_t *srp = ROW(row).r;
2588
2589 for (col = beg_col; col < end_col; col++)
2590 srp[col] ^= rstyle1;
2591
2592 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2593 srp[col] ^= rstyle2;
2594
2595 if (++col < end_col)
2596 srp[col] ^= rstyle2;
2597 }
2598}
2599
2600void
2601rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2602{
2603 int view_end = view_start + nrow;
2604 int row, col;
2605
2606 if (beg_row >= view_start)
2607 {
2608 col = beg_col;
2609 row = beg_row;
2610 }
2611 else
2612 {
2613 col = 0;
2614 row = view_start;
2615 }
2616
2617 for (; row < min (end_row, view_end); row++, col = 0)
2618 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2619 srp[col] ^= rstyle;
2620
2621 if (row == end_row)
2622 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2623 srp[col] ^= rstyle;
2624}
2625
2626/* ------------------------------------------------------------------------- */
2627void ecb_hot
2406rxvt_term::scr_reverse_selection () 2628rxvt_term::scr_reverse_selection () NOTHROW
2407{ 2629{
2408 if (selection.op 2630 if (selection.op
2409 && current_screen == selection.screen 2631 && current_screen == selection.screen
2410 && selection.end.row >= -view_start) 2632 && selection.end.row >= view_start)
2411 { 2633 {
2412 int view_end = -view_start + nrow; 2634#if !ENABLE_MINIMAL
2413 int row, col;
2414
2415#if ENABLE_FRILLS
2416 if (selection.rect) 2635 if (selection.rect)
2417 { 2636 scr_xor_rect (selection.beg.row, selection.beg.col,
2418 for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++) 2637 selection.end.row, selection.end.col,
2419 for (rend_t *srp = ROW(row).r, col = selection.beg.col; col < selection.end.col; col++) 2638 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2420 srp[col] ^= RS_RVid;
2421 }
2422 else 2639 else
2423#endif 2640#endif
2424 { 2641 scr_xor_span (selection.beg.row, selection.beg.col,
2425 if (selection.beg.row >= -view_start) 2642 selection.end.row, selection.end.col,
2426 { 2643 RS_Sel | RS_RVid);
2427 col = selection.beg.col;
2428 row = selection.beg.row;
2429 }
2430 else
2431 {
2432 col = 0;
2433 row = view_start;
2434 }
2435
2436 for (; row < min (selection.end.row, view_end); row++, col = 0)
2437 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2438 srp[col] ^= RS_RVid;
2439
2440 if (row == selection.end.row)
2441 for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2442 srp[col] ^= RS_RVid;
2443 }
2444 } 2644 }
2445} 2645}
2446 2646
2447/* ------------------------------------------------------------------------- */ 2647/* ------------------------------------------------------------------------- */
2448/* 2648/*
2449 * Dump the whole scrollback and screen to the passed filedescriptor. The 2649 * Dump the whole scrollback and screen to the passed filedescriptor. The
2450 * invoking routine must close the fd. 2650 * invoking routine must close the fd.
2451 */ 2651 */
2452#if 0 2652#if 0
2453void 2653void
2454rxvt_term::scr_dump (int fd) 2654rxvt_term::scr_dump (int fd) NOTHROW
2455{ 2655{
2456 int row, wrote; 2656 // if this method is needed, it can be implemented by factoring the
2457 unsigned int width, towrite; 2657 // relevant code in scr_printscreen
2458 char r1[] = "\n";
2459
2460 for (row = saveLines - nsaved;
2461 row < saveLines + nrow - 1; row++)
2462 {
2463 width = row_buf[row].l >= 0 ? row_buf[row].l
2464 : ncol;
2465 for (towrite = width; towrite; towrite -= wrote)
2466 {
2467 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2468 towrite);
2469 if (wrote < 0)
2470 return; /* XXX: death, no report */
2471 }
2472 if (row_buf[row].l >= 0)
2473 if (write (fd, r1, 1) <= 0)
2474 return; /* XXX: death, no report */
2475 }
2476} 2658}
2477#endif 2659#endif
2478 2660
2479/* ------------------------------------------------------------------------- * 2661/* ------------------------------------------------------------------------- *
2480 * CHARACTER SELECTION * 2662 * CHARACTER SELECTION *
2481 * ------------------------------------------------------------------------- */ 2663 * ------------------------------------------------------------------------- */
2482void 2664void
2483rxvt_term::selection_check (int check_more) 2665rxvt_term::selection_check (int check_more) NOTHROW
2484{ 2666{
2485 row_col_t pos;
2486
2487 if (!selection.op) 2667 if (!selection.op)
2488 return; 2668 return;
2489 2669
2490 pos.row = pos.col = 0;
2491 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow) 2670 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2492 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow) 2671 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2493 || !IN_RANGE_EXC (selection.end.row, -nsaved, nrow) 2672 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2494 || (check_more == 1 2673 || (check_more == 1
2495 && current_screen == selection.screen 2674 && current_screen == selection.screen
2496 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2675 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2497 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2676 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2498 || (check_more == 2
2499 && ROWCOL_IS_BEFORE (selection.beg, pos)
2500 && ROWCOL_IS_AFTER (selection.end, pos))
2501 || (check_more == 3
2502 && ROWCOL_IS_AFTER (selection.end, pos))
2503 || (check_more == 4 /* screen width change */
2504 && (selection.beg.row != selection.end.row
2505 || selection.end.col > ncol)))
2506 CLEAR_SELECTION (); 2677 CLEAR_ALL_SELECTION ();
2678}
2679
2680void
2681rxvt_term::selection_changed () NOTHROW
2682{
2683 line_t &r1 = ROW (selection.beg.row);
2684 while (selection.beg.col < r1.l && r1.t [selection.beg.col] == NOCHAR)
2685 ++selection.beg.col;
2686
2687 line_t &r2 = ROW (selection.end.row);
2688 while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
2689 ++selection.end.col;
2690
2691 want_refresh = 1;
2507} 2692}
2508 2693
2509/* ------------------------------------------------------------------------- */ 2694/* ------------------------------------------------------------------------- */
2510/* 2695/*
2511 * Paste a selection direct to the command fd 2696 * Paste a selection direct to the command fd
2512 */ 2697 */
2513void 2698void
2514rxvt_term::paste (unsigned char *data, unsigned int len) 2699rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2515{ 2700{
2516 /* convert normal newline chars into common keyboard Return key sequence */ 2701 /* convert normal newline chars into common keyboard Return key sequence */
2517 for (unsigned int i = 0; i < len; i++) 2702 for (unsigned int i = 0; i < len; i++)
2518 if (data[i] == C0_LF) 2703 if (data[i] == C0_LF)
2519 data[i] = C0_CR; 2704 data[i] = C0_CR;
2520 2705
2706 if (priv_modes & PrivMode_BracketPaste)
2707 tt_printf ("\x1b[200~");
2708
2521 tt_write (data, len); 2709 tt_write (data, len);
2522}
2523 2710
2524/* ------------------------------------------------------------------------- */ 2711 if (priv_modes & PrivMode_BracketPaste)
2525/* 2712 tt_printf ("\x1b[201~");
2526 * Respond to a notification that a primary selection has been sent
2527 * EXT: SelectionNotify
2528 */
2529void
2530rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2531{
2532 if (prop == None) /* check for failed XConvertSelection */
2533 {
2534 if ((selection_type & Sel_CompoundText))
2535 {
2536 int selnum = selection_type & Sel_whereMask;
2537
2538 selection_type = 0;
2539 if (selnum != Sel_direct)
2540 selection_request_other (XA_STRING, selnum);
2541 }
2542
2543 if ((selection_type & Sel_UTF8String))
2544 {
2545 int selnum = selection_type & Sel_whereMask;
2546
2547 selection_type = Sel_CompoundText;
2548 if (selnum != Sel_direct)
2549 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2550 else
2551 selection_type = 0;
2552 }
2553
2554 return;
2555 }
2556
2557 unsigned long bytes_after;
2558 XTextProperty ct;
2559
2560 if (XGetWindowProperty (display->display, win, prop,
2561 0, PROP_SIZE / 4,
2562 delete_prop, AnyPropertyType,
2563 &ct.encoding, &ct.format,
2564 &ct.nitems, &bytes_after,
2565 &ct.value) != Success)
2566 {
2567 ct.value = 0;
2568 goto bailout;
2569 }
2570
2571 if (ct.encoding == None)
2572 goto bailout;
2573
2574 if (bytes_after)
2575 {
2576 // fetch and append remaining data
2577 XTextProperty ct2;
2578
2579 if (XGetWindowProperty (display->display, win, prop,
2580 ct.nitems / 4, (bytes_after + 3) / 4,
2581 delete_prop, AnyPropertyType,
2582 &ct2.encoding, &ct2.format,
2583 &ct2.nitems, &bytes_after,
2584 &ct2.value) != Success)
2585 goto bailout;
2586
2587 // realloc should be compatible to XFree, here, and elsewhere, too
2588 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2589 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2590 ct.nitems += ct2.nitems;
2591
2592 XFree (ct2.value);
2593 }
2594
2595 if (ct.value == 0)
2596 goto bailout;
2597
2598 if (ct.encoding == xa[XA_INCR])
2599 {
2600 // INCR selection, start handshake
2601 if (!delete_prop)
2602 XDeleteProperty (display->display, win, prop);
2603
2604 selection_wait = Sel_incr;
2605 incr_buf_fill = 0;
2606 incr_ev.start (NOW + 10);
2607
2608 goto bailout;
2609 }
2610
2611 if (ct.nitems == 0)
2612 {
2613 if (selection_wait == Sel_incr)
2614 {
2615 XFree (ct.value);
2616
2617 // finally complete, now paste the whole thing
2618 selection_wait = Sel_normal;
2619 ct.value = (unsigned char *)incr_buf;
2620 ct.nitems = incr_buf_fill;
2621 incr_buf = 0;
2622 incr_buf_size = 0;
2623 incr_ev.stop ();
2624 }
2625 else
2626 {
2627 if (selection_wait == Sel_normal
2628 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2629 {
2630 /*
2631 * pass through again trying CUT_BUFFER0 if we've come from
2632 * XConvertSelection () but nothing was presented
2633 */
2634 selection_paste (display->root, XA_CUT_BUFFER0, False);
2635 }
2636
2637 goto bailout;
2638 }
2639 }
2640 else if (selection_wait == Sel_incr)
2641 {
2642 incr_ev.start (NOW + 10);
2643
2644 while (incr_buf_fill + ct.nitems > incr_buf_size)
2645 {
2646 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2647 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2648 }
2649
2650 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2651 incr_buf_fill += ct.nitems;
2652
2653 goto bailout;
2654 }
2655
2656 char **cl;
2657 int cr;
2658
2659#if ENABLE_FRILLS
2660 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2661 // so recode it manually
2662 if (ct.encoding == xa[XA_UTF8_STRING])
2663 {
2664 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2665 char *s = rxvt_wcstombs (w);
2666 free (w);
2667 // TODO: strlen == only the first element will be converted. well...
2668 paste ((unsigned char *)s, strlen (s));
2669 free (s);
2670 }
2671 else
2672#endif
2673 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2674 && cl)
2675 {
2676 for (int i = 0; i < cr; i++)
2677 paste ((unsigned char *)cl[i], strlen (cl[i]));
2678
2679 XFreeStringList (cl);
2680 }
2681 else
2682 paste (ct.value, ct.nitems); // paste raw
2683
2684bailout:
2685 XFree (ct.value);
2686
2687 if (selection_wait == Sel_normal)
2688 selection_wait = Sel_none;
2689} 2713}
2690 2714
2691void 2715void
2692rxvt_term::incr_cb (time_watcher &w) 2716rxvt_term::paste (char *data, unsigned int len) NOTHROW
2693{ 2717{
2694 selection_wait = Sel_none; 2718 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2695
2696 incr_buf_size = 0;
2697 free (incr_buf);
2698
2699 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2700}
2701
2702void
2703rxvt_term::selection_property (Window win, Atom prop)
2704{
2705 if (prop == None || selection_wait != Sel_incr)
2706 return; 2719 return;
2707 2720
2708 selection_paste (win, prop, true); 2721 tt_paste (data, len);
2709} 2722}
2710 2723
2711/* ------------------------------------------------------------------------- */ 2724/* ------------------------------------------------------------------------- */
2712/* 2725/*
2713 * Request the current selection: 2726 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2714 * Order: > internal selection if available 2727 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2715 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2728 * as fallback
2716 * > CUT_BUFFER0
2717 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2718 * will auto fallback to CUT_BUFFER0
2719 * EXT: button 2 release 2729 * EXT: button 2 release
2720 */ 2730 */
2721void 2731void
2722rxvt_term::selection_request (Time tm, int x, int y) 2732rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2723{ 2733{
2724 if (x < 0 || x >= width || y < 0 || y >= height)
2725 return; /* outside window */
2726
2727 if (selection.text) 2734 if (!selection_req)
2728 { /* internal selection */
2729 char *str = rxvt_wcstombs (selection.text, selection.len);
2730 paste ((unsigned char *)str, strlen (str));
2731 free (str);
2732 return;
2733 } 2735 {
2734 else 2736 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2737 selection_req->run ();
2735 { 2738 }
2736 int i;
2737
2738 selection_request_time = tm;
2739 selection_wait = Sel_normal;
2740
2741 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2742 {
2743#if X_HAVE_UTF8_STRING
2744 selection_type = Sel_UTF8String;
2745 if (selection_request_other (xa[XA_UTF8_STRING], i))
2746 return;
2747#else
2748 selection_type = Sel_CompoundText;
2749 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2750 return;
2751#endif
2752 }
2753 }
2754
2755 selection_wait = Sel_none; /* don't loop in selection_paste () */
2756 selection_paste (display->root, XA_CUT_BUFFER0, false);
2757}
2758
2759int
2760rxvt_term::selection_request_other (Atom target, int selnum)
2761{
2762 Atom sel;
2763
2764 selection_type |= selnum;
2765
2766 if (selnum == Sel_Primary)
2767 sel = XA_PRIMARY;
2768 else if (selnum == Sel_Secondary)
2769 sel = XA_SECONDARY;
2770 else
2771 sel = xa[XA_CLIPBOARD];
2772
2773 if (XGetSelectionOwner (display->display, sel) != None)
2774 {
2775 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2776 vt, selection_request_time);
2777 return 1;
2778 }
2779
2780 return 0;
2781} 2739}
2782 2740
2783/* ------------------------------------------------------------------------- */ 2741/* ------------------------------------------------------------------------- */
2784/* 2742/*
2785 * Clear all selected text 2743 * Clear all selected text
2786 * EXT: SelectionClear 2744 * EXT: SelectionClear
2787 */ 2745 */
2788void 2746void
2789rxvt_term::selection_clear () 2747rxvt_term::selection_clear (bool clipboard) NOTHROW
2790{ 2748{
2749 if (!clipboard)
2750 {
2791 want_refresh = 1; 2751 want_refresh = 1;
2792 free (selection.text); 2752 free (selection.text);
2793 selection.text = NULL; 2753 selection.text = NULL;
2794 selection.len = 0; 2754 selection.len = 0;
2795 CLEAR_SELECTION (); 2755 CLEAR_SELECTION ();
2796 2756
2797 if (display->selection_owner == this) 2757 if (display->selection_owner == this)
2798 display->selection_owner = 0; 2758 display->selection_owner = 0;
2759 }
2760 else
2761 {
2762 free (selection.clip_text);
2763 selection.clip_text = NULL;
2764 selection.clip_len = 0;
2765
2766 if (display->clipboard_owner == this)
2767 display->clipboard_owner = 0;
2768 }
2799} 2769}
2800 2770
2801/* ------------------------------------------------------------------------- */ 2771/* ------------------------------------------------------------------------- */
2802/* 2772/*
2803 * Copy a selection into the cut buffer 2773 * Copy a selection into the cut buffer
2804 * EXT: button 1 or 3 release 2774 * EXT: button 1 or 3 release
2805 */ 2775 */
2806void 2776void
2807rxvt_term::selection_make (Time tm) 2777rxvt_term::selection_make (Time tm)
2808{ 2778{
2809 int i; 2779 int size;
2810 wchar_t *new_selection_text; 2780 wchar_t *new_selection_text;
2811 text_t *t; 2781 text_t *t;
2812 2782
2813 switch (selection.op) 2783 switch (selection.op)
2814 { 2784 {
… …
2827 selection.op = SELECTION_DONE; 2797 selection.op = SELECTION_DONE;
2828 2798
2829 if (selection.clicks == 4) 2799 if (selection.clicks == 4)
2830 return; /* nothing selected, go away */ 2800 return; /* nothing selected, go away */
2831 2801
2802 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2803 return;
2804
2832 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2805 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2833 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2806 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2834 2807
2835 int ofs = 0; 2808 int ofs = 0;
2836 int extra = 0; 2809 int extra = 0;
2837 2810
2838 int col = selection.beg.col; 2811 int col = selection.beg.col;
… …
2840 2813
2841 int end_col; 2814 int end_col;
2842 2815
2843 for (; row <= selection.end.row; row++, col = 0) 2816 for (; row <= selection.end.row; row++, col = 0)
2844 { 2817 {
2845#if ENABLE_FRILLS 2818#if !ENABLE_MINIMAL
2846 if (selection.rect) 2819 if (selection.rect)
2847 { 2820 {
2848 col = selection.beg.col; 2821 col = selection.beg.col;
2849 end_col = ncol + 1; 2822 end_col = selection.end.col;
2850 } 2823 }
2851 else 2824 else
2852#endif 2825#endif
2853 end_col = ROW(row).is_longer () ? ncol : ROW(row).l; //TODO//FIXME//LEN 2826 end_col = ROW(row).l;
2854 2827
2855 col = max (col, 0); 2828 col = max (col, 0);
2856 2829
2857 if (row == selection.end.row || selection.rect) 2830 if (row == selection.end.row)
2858 end_col = min (end_col, selection.end.col); 2831 min_it (end_col, selection.end.col);
2859 2832
2860 t = ROW(row).t + col; 2833 t = ROW(row).t + col;
2834
2861 for (; col < end_col; col++) 2835 for (; col < end_col; col++)
2862 { 2836 {
2863 if (*t == NOCHAR) 2837 if (*t == NOCHAR)
2864 t++; 2838 t++;
2865#if ENABLE_COMBINING 2839#if ENABLE_COMBINING
… …
2869 2843
2870 extra -= (len - 1); 2844 extra -= (len - 1);
2871 2845
2872 if (extra < 0) 2846 if (extra < 0)
2873 { 2847 {
2874 extra += i; 2848 extra += size;
2875 i += i; 2849 size += size;
2876 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2850 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2877 } 2851 }
2878 2852
2879 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2853 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2880 } 2854 }
2881#endif 2855#endif
2882 else 2856 else
2883 new_selection_text[ofs++] = *t++; 2857 new_selection_text[ofs++] = *t++;
2884 } 2858 }
2885 2859
2886 if (!ROW(row).is_longer () && row != selection.end.row) 2860#if !ENABLE_MINIMAL
2861 if (selection.rect)
2862 {
2863 while (ofs
2864 && new_selection_text[ofs - 1] != C0_LF
2865 && unicode::is_space (new_selection_text[ofs - 1]))
2866 --ofs;
2867
2887 new_selection_text[ofs++] = C0_LF; 2868 new_selection_text[ofs++] = C0_LF;
2888 } 2869 }
2889 2870 else
2890 if (end_col != selection.end.col) 2871#endif
2872 if (!ROW(row).is_longer ()
2873 && (row != selection.end.row || end_col != selection.end.col)
2874 && (row != selection.beg.row || selection.beg.col < ncol))
2891 new_selection_text[ofs++] = C0_LF; 2875 new_selection_text[ofs++] = C0_LF;
2876 }
2892 2877
2893 new_selection_text[ofs] = 0; 2878 new_selection_text[ofs] = 0;
2894 2879
2895 if (ofs == 0) 2880 if (ofs == 0)
2896 { 2881 {
… …
2902 2887
2903 // we usually allocate much more than necessary, so realloc it smaller again 2888 // we usually allocate much more than necessary, so realloc it smaller again
2904 selection.len = ofs; 2889 selection.len = ofs;
2905 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 2890 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2906 2891
2907 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm); 2892 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2908 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt) 2893 return;
2909 display->set_selection_owner (this); 2894
2895 selection_grab (tm);
2896}
2897
2898bool
2899rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2900{
2901 Atom sel;
2902
2903 if (!clipboard)
2904 {
2905 selection_time = tm;
2906 sel = XA_PRIMARY;
2907 }
2910 else 2908 else
2911 rxvt_warn ("can't get primary selection, ignoring.\n"); 2909 {
2910 clipboard_time = tm;
2911 sel = xa[XA_CLIPBOARD];
2912 }
2913
2914 XSetSelectionOwner (dpy, sel, vt, tm);
2915 if (XGetSelectionOwner (dpy, sel) == vt)
2916 {
2917 display->set_selection_owner (this, clipboard);
2918 return true;
2919 }
2920 else
2921 {
2922 selection_clear (clipboard);
2923 return false;
2924 }
2912 2925
2913#if 0 2926#if 0
2914 XTextProperty ct; 2927 XTextProperty ct;
2915 2928
2916 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 2929 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2917 { 2930 {
2918 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 2931 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2919 XFree (ct.value); 2932 XFree (ct.value);
2920 } 2933 }
2921#endif 2934#endif
2922
2923 selection_time = tm;
2924} 2935}
2925 2936
2926/* ------------------------------------------------------------------------- */ 2937/* ------------------------------------------------------------------------- */
2927/* 2938/*
2928 * Mark or select text based upon number of clicks: 1, 2, or 3 2939 * Mark or select text based upon number of clicks: 1, 2, or 3
2929 * EXT: button 1 press 2940 * EXT: button 1 press
2930 */ 2941 */
2931void 2942void ecb_cold
2932rxvt_term::selection_click (int clicks, int x, int y) 2943rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2933{ 2944{
2934 clicks = ((clicks - 1) % 3) + 1; 2945 clicks = ((clicks - 1) % 3) + 1;
2935 selection.clicks = clicks; /* save clicks so extend will work */ 2946 selection.clicks = clicks; /* save clicks so extend will work */
2936 2947
2948 if (clicks == 2 && !selection.rect
2949 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2950 {
2951 MEvent.clicks = 1; // what a mess
2952 selection.screen = current_screen;
2953 selection.op = SELECTION_CONT;
2954 return;
2955 }
2956
2937 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2957 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2938 2958
2939 if (clicks == 2 || clicks == 3) 2959 if (clicks == 2 || clicks == 3)
2940 selection_extend_colrow (selection.mark.col, 2960 selection_extend_colrow (selection.mark.col,
2941 selection.mark.row + view_start, 2961 selection.mark.row - view_start,
2942 0, /* button 3 */ 2962 0, /* button 3 */
2943 1, /* button press */ 2963 1, /* button press */
2944 0); /* click change */ 2964 0); /* click change */
2945} 2965}
2946 2966
2947/* ------------------------------------------------------------------------- */ 2967/* ------------------------------------------------------------------------- */
2948/* 2968/*
2949 * Mark a selection at the specified col/row 2969 * Mark a selection at the specified col/row
2950 */ 2970 */
2951void 2971void ecb_cold
2952rxvt_term::selection_start_colrow (int col, int row) 2972rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2953{ 2973{
2954 want_refresh = 1; 2974 want_refresh = 1;
2955 2975
2956 selection.mark.row = row - view_start; 2976 selection.mark.row = row + view_start;
2957 selection.mark.col = col; 2977 selection.mark.col = col;
2958 2978
2959 selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1); 2979 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2960 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1); 2980 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2961 2981
2962 while (selection.mark.col > 0 2982 while (selection.mark.col > 0
2963 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR) 2983 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2964 --selection.mark.col; 2984 --selection.mark.col;
2965 2985
2966 if (selection.op) 2986 if (selection.op)
2987 {
2967 { /* clear the old selection */ 2988 /* clear the old selection */
2968 selection.beg.row = selection.end.row = selection.mark.row; 2989 selection.beg.row = selection.end.row = selection.mark.row;
2969 selection.beg.col = selection.end.col = selection.mark.col; 2990 selection.beg.col = selection.end.col = selection.mark.col;
2970 } 2991 }
2971 2992
2972 selection.op = SELECTION_INIT; 2993 selection.op = SELECTION_INIT;
… …
2978 * Word select: select text for 2 clicks 2999 * Word select: select text for 2 clicks
2979 * We now only find out the boundary in one direction 3000 * We now only find out the boundary in one direction
2980 */ 3001 */
2981 3002
2982/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3003/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2983#define DELIMIT_TEXT(x) \ 3004#define DELIMIT_TEXT(x) \
2984 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3005 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2985#define DELIMIT_REND(x) 1 3006#define DELIMIT_REND(x) 1
2986 3007
2987void 3008void ecb_cold
2988rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3009rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2989{ 3010{
2990 int col, row, dirnadd, tcol, trow, w1, w2; 3011 int col, row, dirnadd, tcol, trow, w1, w2;
2991 row_col_t bound; 3012 row_col_t bound;
2992 text_t *stp; 3013 text_t *stp;
2993 rend_t *srp; 3014 rend_t *srp;
2994 3015
2995 if (dirn == UP) 3016 if (dirn == UP)
2996 { 3017 {
2997 bound.row = - nsaved - 1; 3018 bound.row = top_row - 1;
2998 bound.col = 0; 3019 bound.col = 0;
2999 dirnadd = -1; 3020 dirnadd = -1;
3000 } 3021 }
3001 else 3022 else
3002 { 3023 {
… …
3050 } 3071 }
3051 } 3072 }
3052 break; 3073 break;
3053 } 3074 }
3054 3075
3055Old_Word_Selection_You_Die:
3056 if (dirn == DN) 3076 if (dirn == DN)
3057 col++; /* put us on one past the end */ 3077 col++; /* put us on one past the end */
3058 3078
3059 /* Poke the values back in */ 3079 /* Poke the values back in */
3060 ret->row = row; 3080 ret->row = row;
… …
3067 * EXT: button 3 press; button 1 or 3 drag 3087 * EXT: button 3 press; button 1 or 3 drag
3068 * flag == 0 ==> button 1 3088 * flag == 0 ==> button 1
3069 * flag == 1 ==> button 3 press 3089 * flag == 1 ==> button 3 press
3070 * flag == 2 ==> button 3 motion 3090 * flag == 2 ==> button 3 motion
3071 */ 3091 */
3072void 3092void ecb_cold
3073rxvt_term::selection_extend (int x, int y, int flag) 3093rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3074{ 3094{
3075 int col = clamp (Pixel2Col (x), 0, ncol); 3095 int col = clamp (Pixel2Col (x), 0, ncol);
3076 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3096 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3077 3097
3078 /* 3098 /*
… …
3081 * select nothing. Otherwise, if we're to the right of the mark, you have to 3101 * select nothing. Otherwise, if we're to the right of the mark, you have to
3082 * be _past_ a character for it to be selected. 3102 * be _past_ a character for it to be selected.
3083 */ 3103 */
3084 if (((selection.clicks % 3) == 1) && !flag 3104 if (((selection.clicks % 3) == 1) && !flag
3085 && (col == selection.mark.col 3105 && (col == selection.mark.col
3086 && (row == selection.mark.row + view_start))) 3106 && (row == selection.mark.row - view_start)))
3087 { 3107 {
3088 /* select nothing */ 3108 /* select nothing */
3089 selection.beg.row = selection.end.row = 0; 3109 selection.beg.row = selection.end.row = 0;
3090 selection.beg.col = selection.end.col = 0; 3110 selection.beg.col = selection.end.col = 0;
3091 selection.clicks = 4; 3111 selection.clicks = 4;
… …
3103 3123
3104/* ------------------------------------------------------------------------- */ 3124/* ------------------------------------------------------------------------- */
3105/* 3125/*
3106 * Extend the selection to the specified col/row 3126 * Extend the selection to the specified col/row
3107 */ 3127 */
3108void 3128void ecb_cold
3109rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3129rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3110{ 3130{
3111 row_col_t pos; 3131 row_col_t pos;
3112 enum { 3132 enum {
3113 LEFT, RIGHT 3133 LEFT, RIGHT
3114 } closeto = RIGHT; 3134 } closeto = RIGHT;
3115
3116 want_refresh = 1;
3117 3135
3118 switch (selection.op) 3136 switch (selection.op)
3119 { 3137 {
3120 case SELECTION_INIT: 3138 case SELECTION_INIT:
3121 CLEAR_SELECTION (); 3139 CLEAR_SELECTION ();
… …
3146 selection.beg.col = selection.end.col = selection.mark.col; 3164 selection.beg.col = selection.end.col = selection.mark.col;
3147 selection.beg.row = selection.end.row = selection.mark.row; 3165 selection.beg.row = selection.end.row = selection.mark.row;
3148 } 3166 }
3149 3167
3150 pos.col = col; 3168 pos.col = col;
3151 pos.row = row - view_start; 3169 pos.row = view_start + row;
3152 3170
3153 /* 3171 /*
3154 * This is mainly xterm style selection with a couple of differences, mainly 3172 * This is mainly xterm style selection with a couple of differences, mainly
3155 * in the way button3 drag extension works. 3173 * in the way button3 drag extension works.
3156 * We're either doing: button1 drag; button3 press; or button3 drag 3174 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3162 * a point/word/line which is either the start or end of the selection 3180 * a point/word/line which is either the start or end of the selection
3163 * and it was decided by whichever point/word/line was `fixed' at the 3181 * and it was decided by whichever point/word/line was `fixed' at the
3164 * time of the most recent button3 press 3182 * time of the most recent button3 press
3165 */ 3183 */
3166 if (button3 && buttonpress) 3184 if (button3 && buttonpress)
3185 {
3167 { /* button3 press */ 3186 /* button3 press */
3168 /* 3187 /*
3169 * first determine which edge of the selection we are closest to 3188 * first determine which edge of the selection we are closest to
3170 */ 3189 */
3171 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3190 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3172 || (!ROWCOL_IS_AFTER (pos, selection.end) 3191 || (!ROWCOL_IS_AFTER (pos, selection.end)
… …
3190 selection.mark.row = selection.beg.row; 3209 selection.mark.row = selection.beg.row;
3191 selection.mark.col = selection.beg.col; 3210 selection.mark.col = selection.beg.col;
3192 } 3211 }
3193 } 3212 }
3194 else 3213 else
3214 {
3195 { /* button1 drag or button3 drag */ 3215 /* button1 drag or button3 drag */
3196 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3216 if (ROWCOL_IS_AFTER (selection.mark, pos))
3197 { 3217 {
3198 if (selection.mark.row == selection.end.row 3218 if (selection.mark.row == selection.end.row
3199 && selection.mark.col == selection.end.col 3219 && selection.mark.col == selection.end.col
3200 && clickchange 3220 && clickchange
… …
3217 3237
3218 if (selection.clicks == 1) 3238 if (selection.clicks == 1)
3219 { 3239 {
3220 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN 3240 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3221 && !ROW(selection.beg.row).is_longer () 3241 && !ROW(selection.beg.row).is_longer ()
3222#if ENABLE_FRILLS 3242#if !ENABLE_MINIMAL
3223 && !selection.rect 3243 && !selection.rect
3224#endif 3244#endif
3225 ) 3245 )
3226 selection.beg.col = ncol; 3246 selection.beg.col = ncol;
3227 3247
3228 if ( 3248 if (
3229 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN 3249 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3230 && !ROW(selection.end.row).is_longer () 3250 && !ROW(selection.end.row).is_longer ()
3231#if ENABLE_FRILLS 3251#if !ENABLE_MINIMAL
3232 && !selection.rect 3252 && !selection.rect
3233#endif 3253#endif
3234 ) 3254 )
3235 selection.end.col = ncol; 3255 selection.end.col = ncol;
3236 } 3256 }
… …
3243 selection_delimit_word (DN, &selection.end, &selection.end); 3263 selection_delimit_word (DN, &selection.end, &selection.end);
3244 } 3264 }
3245 else if (selection.clicks == 3) 3265 else if (selection.clicks == 3)
3246 { 3266 {
3247#if ENABLE_FRILLS 3267#if ENABLE_FRILLS
3248 if (options & Opt_tripleclickwords) 3268 if (option (Opt_tripleclickwords))
3249 { 3269 {
3250 selection_delimit_word (UP, &selection.beg, &selection.beg); 3270 selection_delimit_word (UP, &selection.beg, &selection.beg);
3251 3271
3252 for (int end_row = selection.mark.row; end_row < nrow; end_row++) 3272 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3253 { 3273 {
3254 if (!ROW(end_row).is_longer ()) 3274 if (!ROW(end_row).is_longer ())
3255 { 3275 {
3256 selection.end.row = end_row; 3276 selection.end.row = end_row;
3257 selection.end.col = ROW(end_row).l; 3277 selection.end.col = ROW(end_row).l;
3278# if !ENABLE_MINIMAL
3258 selection_remove_trailing_spaces (); 3279 selection_remove_trailing_spaces ();
3280# endif
3259 break; 3281 break;
3260 } 3282 }
3261 } 3283 }
3262 } 3284 }
3263 else 3285 else
… …
3279 selection.end.row++; 3301 selection.end.row++;
3280 } 3302 }
3281 } 3303 }
3282 3304
3283 if (button3 && buttonpress) 3305 if (button3 && buttonpress)
3306 {
3284 { /* mark may need to be changed */ 3307 /* mark may need to be changed */
3285 if (closeto == LEFT) 3308 if (closeto == LEFT)
3286 { 3309 {
3287 selection.mark.row = selection.end.row; 3310 selection.mark.row = selection.end.row;
3288 selection.mark.col = selection.end.col - (selection.clicks == 2); 3311 selection.mark.col = selection.end.col - (selection.clicks == 2);
3289 } 3312 }
… …
3292 selection.mark.row = selection.beg.row; 3315 selection.mark.row = selection.beg.row;
3293 selection.mark.col = selection.beg.col; 3316 selection.mark.col = selection.beg.col;
3294 } 3317 }
3295 } 3318 }
3296 3319
3297#if ENABLE_FRILLS 3320#if !ENABLE_MINIMAL
3298 if (selection.rect && selection.beg.col > selection.end.col) 3321 if (selection.rect && selection.beg.col > selection.end.col)
3299 ::swap (selection.beg.col, selection.end.col); 3322 ::swap (selection.beg.col, selection.end.col);
3300#endif 3323#endif
3301}
3302 3324
3303#if ENABLE_FRILLS 3325 selection_changed ();
3304void 3326}
3327
3328#if !ENABLE_MINIMAL
3329void ecb_cold
3305rxvt_term::selection_remove_trailing_spaces () 3330rxvt_term::selection_remove_trailing_spaces () NOTHROW
3306{ 3331{
3307 int32_t end_col, end_row; 3332 int32_t end_col, end_row;
3308 text_t *stp; 3333 text_t *stp;
3309 3334
3310 end_col = selection.end.col; 3335 end_col = selection.end.col;
… …
3314 { 3339 {
3315 stp = ROW(end_row).t; 3340 stp = ROW(end_row).t;
3316 3341
3317 while (--end_col >= 0) 3342 while (--end_col >= 0)
3318 { 3343 {
3319 if (stp[end_col] != ' ' 3344 if (stp[end_col] != NOCHAR
3320 && stp[end_col] != '\t' 3345 && !unicode::is_space (stp[end_col]))
3321 && stp[end_col] != NOCHAR)
3322 break; 3346 break;
3323 } 3347 }
3324 3348
3325 if (end_col >= 0 3349 if (end_col >= 0
3326 || !ROW(end_row - 1).is_longer ()) 3350 || !ROW(end_row - 1).is_longer ())
… …
3348/* ------------------------------------------------------------------------- */ 3372/* ------------------------------------------------------------------------- */
3349/* 3373/*
3350 * Double click on button 3 when already selected 3374 * Double click on button 3 when already selected
3351 * EXT: button 3 double click 3375 * EXT: button 3 double click
3352 */ 3376 */
3353void 3377void ecb_cold
3354rxvt_term::selection_rotate (int x, int y) 3378rxvt_term::selection_rotate (int x, int y) NOTHROW
3355{ 3379{
3356 selection.clicks = selection.clicks % 3 + 1; 3380 selection.clicks = selection.clicks % 3 + 1;
3357 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3381 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3358} 3382}
3359 3383
3360/* ------------------------------------------------------------------------- */ 3384/* ------------------------------------------------------------------------- */
3361/* 3385/*
3362 * Respond to a request for our current selection 3386 * Respond to a request for our current selection
3363 * EXT: SelectionRequest 3387 * EXT: SelectionRequest
3364 */ 3388 */
3365void 3389void ecb_cold
3366rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3390rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3367{ 3391{
3392 Atom property = rq.property == None ? rq.target : rq.property;
3368 XSelectionEvent ev; 3393 XSelectionEvent ev;
3369 dDisp;
3370 3394
3371 ev.type = SelectionNotify; 3395 ev.type = SelectionNotify;
3372 ev.property = None; 3396 ev.property = None;
3373 ev.display = rq.display; 3397 ev.display = rq.display;
3374 ev.requestor = rq.requestor; 3398 ev.requestor = rq.requestor;
… …
3388 *target++ = xa[XA_COMPOUND_TEXT]; 3412 *target++ = xa[XA_COMPOUND_TEXT];
3389#if X_HAVE_UTF8_STRING 3413#if X_HAVE_UTF8_STRING
3390 *target++ = xa[XA_UTF8_STRING]; 3414 *target++ = xa[XA_UTF8_STRING];
3391#endif 3415#endif
3392 3416
3393 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM, 3417 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3394 32, PropModeReplace, 3418 32, PropModeReplace,
3395 (unsigned char *)target_list, target - target_list); 3419 (unsigned char *)target_list, target - target_list);
3396 ev.property = rq.property; 3420 ev.property = property;
3397 } 3421 }
3398#if TODO // TODO 3422#if TODO // TODO
3399 else if (rq.target == xa[XA_MULTIPLE]) 3423 else if (rq.target == xa[XA_MULTIPLE])
3400 { 3424 {
3401 /* TODO: Handle MULTIPLE */ 3425 /* TODO: Handle MULTIPLE */
3402 } 3426 }
3403#endif 3427#endif
3404 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3428 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3405 { 3429 {
3406 XChangeProperty (disp, rq.requestor, rq.property, rq.target, 3430 XChangeProperty (dpy, rq.requestor, property, rq.target,
3407 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3431 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3408 ev.property = rq.property; 3432 ev.property = property;
3433 }
3434 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3435 {
3436 XChangeProperty (dpy, rq.requestor, property, rq.target,
3437 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3438 ev.property = property;
3409 } 3439 }
3410 else if (rq.target == XA_STRING 3440 else if (rq.target == XA_STRING
3411 || rq.target == xa[XA_TEXT] 3441 || rq.target == xa[XA_TEXT]
3412 || rq.target == xa[XA_COMPOUND_TEXT] 3442 || rq.target == xa[XA_COMPOUND_TEXT]
3413 || rq.target == xa[XA_UTF8_STRING] 3443 || rq.target == xa[XA_UTF8_STRING]
… …
3435 style = enc_string; 3465 style = enc_string;
3436 else if (target == xa[XA_TEXT]) 3466 else if (target == xa[XA_TEXT])
3437 style = enc_text; 3467 style = enc_text;
3438 else if (target == xa[XA_COMPOUND_TEXT]) 3468 else if (target == xa[XA_COMPOUND_TEXT])
3439 style = enc_compound_text; 3469 style = enc_compound_text;
3440#if ENABLE_FRILLS 3470#if !ENABLE_MINIMAL
3441 else if (target == xa[XA_UTF8_STRING]) 3471 else if (target == xa[XA_UTF8_STRING])
3442 style = enc_utf8; 3472 style = enc_utf8;
3443#endif 3473#endif
3444 else 3474 else
3445 { 3475 {
3446 target = xa[XA_COMPOUND_TEXT]; 3476 target = xa[XA_COMPOUND_TEXT];
3447 style = enc_compound_text; 3477 style = enc_compound_text;
3448 } 3478 }
3449 3479
3450 if (selection.text) 3480 if (rq.selection == XA_PRIMARY && selection.text)
3451 { 3481 {
3452 cl = selection.text; 3482 cl = selection.text;
3453 selectlen = selection.len; 3483 selectlen = selection.len;
3454 } 3484 }
3485 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3486 {
3487 cl = selection.clip_text;
3488 selectlen = selection.clip_len;
3489 }
3455 else 3490 else
3456 { 3491 {
3457 cl = L""; 3492 cl = L"";
3458 selectlen = 0; 3493 selectlen = 0;
3459 } 3494 }
3460 3495
3461#if ENABLE_FRILLS 3496#if !ENABLE_MINIMAL
3462 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 3497 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3463 // so recode it manually 3498 // so recode it manually
3464 if (style == enc_utf8) 3499 if (style == enc_utf8)
3465 { 3500 {
3466 freect = 1; 3501 freect = 1;
… …
3469 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen); 3504 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3470 ct.nitems = strlen ((char *)ct.value); 3505 ct.nitems = strlen ((char *)ct.value);
3471 } 3506 }
3472 else 3507 else
3473#endif 3508#endif
3474 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) 3509 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3475 freect = 1; 3510 freect = 1;
3476 else 3511 else
3477 { 3512 {
3478 /* if we failed to convert then send it raw */ 3513 /* if we failed to convert then send it raw */
3479 ct.value = (unsigned char *)cl; 3514 ct.value = (unsigned char *)cl;
3480 ct.nitems = selectlen; 3515 ct.nitems = selectlen;
3481 ct.encoding = target; 3516 ct.encoding = target;
3482 } 3517 }
3483 3518
3484 XChangeProperty (disp, rq.requestor, rq.property, 3519 XChangeProperty (dpy, rq.requestor, property,
3485 ct.encoding, 8, PropModeReplace, 3520 ct.encoding, 8, PropModeReplace,
3486 ct.value, (int)ct.nitems); 3521 ct.value, (int)ct.nitems);
3487 ev.property = rq.property; 3522 ev.property = property;
3488 3523
3489 if (freect) 3524 if (freect)
3490 XFree (ct.value); 3525 XFree (ct.value);
3491 } 3526 }
3492 3527
3493 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev); 3528 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3494} 3529}
3495 3530
3496/* ------------------------------------------------------------------------- * 3531/* ------------------------------------------------------------------------- */
3497 * MOUSE ROUTINES *
3498 * ------------------------------------------------------------------------- */
3499
3500/*
3501 * return col/row values corresponding to x/y pixel values
3502 */
3503void
3504rxvt_term::pixel_position (int *x, int *y)
3505{
3506 *x = Pixel2Col (*x);
3507 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3508 *y = Pixel2Row (*y);
3509 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3510}
3511
3512/* ------------------------------------------------------------------------- */
3513#ifdef USE_XIM 3532#if USE_XIM
3514void 3533void ecb_cold
3515rxvt_term::im_set_position (XPoint &pos) 3534rxvt_term::im_set_position (XPoint &pos) NOTHROW
3516{ 3535{
3517 XWindowAttributes xwa; 3536 XWindowAttributes xwa;
3518 3537
3519 XGetWindowAttributes (display->display, vt, &xwa); 3538 XGetWindowAttributes (dpy, vt, &xwa);
3520 3539
3521 pos.x = xwa.x + Col2Pixel (screen.cur.col); 3540 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3522 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase; 3541 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3523} 3542}
3524#endif 3543#endif
3525 3544
3526#if ENABLE_OVERLAY 3545#if ENABLE_OVERLAY
3527void 3546void
3528rxvt_term::scr_overlay_new (int x, int y, int w, int h) 3547rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3529{ 3548{
3530 if (nrow < 3 || ncol < 3) 3549 if (nrow < 1 || ncol < 1)
3531 return; 3550 return;
3532 3551
3533 want_refresh = 1; 3552 want_refresh = 1;
3534 3553
3535 scr_overlay_off (); 3554 scr_overlay_off ();
… …
3542 h += 2; min_it (h, nrow); 3561 h += 2; min_it (h, nrow);
3543 3562
3544 x -= 1; clamp_it (x, 0, ncol - w); 3563 x -= 1; clamp_it (x, 0, ncol - w);
3545 y -= 1; clamp_it (y, 0, nrow - h); 3564 y -= 1; clamp_it (y, 0, nrow - h);
3546 3565
3547 ov_x = x; ov_y = y; 3566 ov.x = x; ov.y = y;
3548 ov_w = w; ov_h = h; 3567 ov.w = w; ov.h = h;
3549 3568
3550 ov_text = new text_t *[h]; 3569 ov.text = new text_t *[h];
3551 ov_rend = new rend_t *[h]; 3570 ov.rend = new rend_t *[h];
3552 3571
3553 for (y = 0; y < h; y++) 3572 for (y = 0; y < h; y++)
3554 { 3573 {
3555 text_t *tp = ov_text[y] = new text_t[w]; 3574 text_t *tp = ov.text[y] = new text_t[w];
3556 rend_t *rp = ov_rend[y] = new rend_t[w]; 3575 rend_t *rp = ov.rend[y] = new rend_t[w];
3557 3576
3558 text_t t0, t1, t2; 3577 text_t t0, t1, t2;
3559 rend_t r = OVERLAY_RSTYLE; 3578 rend_t r = OVERLAY_RSTYLE;
3560 3579
3561 if (y == 0) 3580 if (y == 0)
… …
3578 *rp = r; 3597 *rp = r;
3579 } 3598 }
3580} 3599}
3581 3600
3582void 3601void
3583rxvt_term::scr_overlay_off () 3602rxvt_term::scr_overlay_off () NOTHROW
3584{ 3603{
3585 if (!ov_text) 3604 if (!ov.text)
3586 return; 3605 return;
3587 3606
3588 want_refresh = 1; 3607 want_refresh = 1;
3589 3608
3590 for (int y = 0; y < ov_h; y++) 3609 for (int y = 0; y < ov.h; y++)
3591 { 3610 {
3592 delete [] ov_text[y]; 3611 delete [] ov.text[y];
3593 delete [] ov_rend[y]; 3612 delete [] ov.rend[y];
3594 } 3613 }
3595 3614
3596 delete [] ov_text; ov_text = 0; 3615 delete [] ov.text; ov.text = 0;
3597 delete [] ov_rend; ov_rend = 0; 3616 delete [] ov.rend; ov.rend = 0;
3598} 3617}
3599 3618
3600void 3619void
3601rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) 3620rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3602{ 3621{
3603 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3622 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3604 return; 3623 return;
3605 3624
3606 x++, y++; 3625 x++, y++;
3607 3626
3608 ov_text[y][x] = text; 3627 ov.text[y][x] = text;
3609 ov_rend[y][x] = rend; 3628 ov.rend[y][x] = rend;
3610} 3629}
3611 3630
3612void 3631void
3613rxvt_term::scr_overlay_set (int x, int y, const char *s) 3632rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3614{ 3633{
3615 while (*s) 3634 while (*s)
3616 scr_overlay_set (x++, y, *s++); 3635 scr_overlay_set (x++, y, *s++);
3617} 3636}
3618 3637
3619void 3638void
3620rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) 3639rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3621{ 3640{
3622 while (*s) 3641 while (*s)
3623 { 3642 {
3624 text_t t = *s++; 3643 text_t t = *s++;
3625 int width = wcwidth (t); 3644 int width = WCWIDTH (t);
3626 3645
3627 while (width--) 3646 while (width--)
3628 { 3647 {
3629 scr_overlay_set (x++, y, t); 3648 scr_overlay_set (x++, y, t);
3630 t = NOCHAR; 3649 t = NOCHAR;
3631 } 3650 }
3632 } 3651 }
3633} 3652}
3634 3653
3635void 3654void
3636rxvt_term::scr_swap_overlay () 3655rxvt_term::scr_swap_overlay () NOTHROW
3637{ 3656{
3638 if (!ov_text) 3657 if (!ov.text)
3639 return; 3658 return;
3640 3659
3660 // hide cursor if it is within the overlay area
3661 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3662 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3663 screen.flags &= ~Screen_VisibleCursor;
3664
3641 // swap screen mem with overlay 3665 // swap screen mem with overlay
3642 for (int y = ov_h; y--; ) 3666 for (int y = ov.h; y--; )
3643 { 3667 {
3644 text_t *t1 = ov_text[y]; 3668 text_t *t1 = ov.text[y];
3645 rend_t *r1 = ov_rend[y]; 3669 rend_t *r1 = ov.rend[y];
3646 3670
3647 text_t *t2 = ROW(y - view_start).t + ov_x; 3671 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3648 rend_t *r2 = ROW(y - view_start).r + ov_x; 3672 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3649 3673
3650 for (int x = ov_w; x--; ) 3674 for (int x = ov.w; x--; )
3651 { 3675 {
3652 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3676 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3653 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3677 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3654 } 3678 }
3655 } 3679 }

Diff Legend

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