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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.194 by root, Mon Dec 26 21:30:04 2005 UTC vs.
Revision 1.415 by root, Mon May 28 14:25:16 2012 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
24 * This file handles _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
25 */ 25 */
26 26
27#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29 29#include "rxvtperl.h" /* NECESSARY */
30#include <X11/Xmd.h> /* get the typedef for CARD32 */
31 30
32#include <inttypes.h> 31#include <inttypes.h>
33 32
34#include "salloc.C" // HACK, should be a seperate compile! 33#include "salloc.C" // HACK, should be a separate compile!
35 34
35static inline void
36inline void fill_text (text_t *start, text_t value, int len) 36fill_text (text_t *start, text_t value, int len)
37{ 37{
38 while (len--) 38 while (len--)
39 *start++ = value; 39 *start++ = value;
40} 40}
41 41
42/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
45#define TABSIZE 8 /* default tab size */ 43#define TABSIZE 8 /* default tab size */
46 44
47/* ------------------------------------------------------------------------- * 45/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 46 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 47 * ------------------------------------------------------------------------- */
50#define ZERO_SCROLLBACK() \ 48#define ZERO_SCROLLBACK() \
51 if (options & Opt_scrollTtyOutput) \ 49 if (option (Opt_scrollTtyOutput)) \
52 view_start = 0 50 view_start = 0
53#define CLEAR_SELECTION() \ 51#define CLEAR_SELECTION() \
54 selection.beg.row = selection.beg.col \ 52 selection.beg.row = selection.beg.col \
55 = selection.end.row = selection.end.col = 0 53 = selection.end.row = selection.end.col = 0
56#define CLEAR_ALL_SELECTION() \ 54#define CLEAR_ALL_SELECTION() \
… …
84 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
85#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 83#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
86 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 84 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
87 85
88/* 86/*
89 * CLEAR_ROWS : clear <num> rows starting from row <row>
90 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 87 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
91 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
92 */ 88 */
93#define drawBuffer vt
94
95#define CLEAR_ROWS(row, num) \
96 if (mapped) \
97 XClearArea (display->display, drawBuffer, 0, \
98 Row2Pixel (row), (unsigned int)width, \
99 (unsigned int)Height2Pixel (num), False)
100
101#define CLEAR_CHARS(x, y, num) \ 89#define CLEAR_CHARS(x, y, num) \
102 if (mapped) \ 90 if (mapped) \
103 XClearArea (display->display, drawBuffer, x, y, \ 91 XClearArea (dpy, vt, x, y, \
104 (unsigned int)Width2Pixel (num), \ 92 (unsigned int)Width2Pixel (num), \
105 (unsigned int)Height2Pixel (1), False) 93 (unsigned int)Height2Pixel (1), False)
106
107#define ERASE_ROWS(row, num) \
108 XFillRectangle (display->display, drawBuffer, gc, \
109 0, Row2Pixel (row), \
110 (unsigned int)width, \
111 (unsigned int)Height2Pixel (num))
112 94
113/* ------------------------------------------------------------------------- * 95/* ------------------------------------------------------------------------- *
114 * SCREEN `COMMON' ROUTINES * 96 * SCREEN `COMMON' ROUTINES *
115 * ------------------------------------------------------------------------- */ 97 * ------------------------------------------------------------------------- */
116 98
117/* Fill part/all of a line with blanks. */ 99/* Fill part/all of a line with blanks. */
118void 100void
119rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) 101rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 102{
121 if (!l.t) 103 if (!l.valid ())
122 { 104 {
123 lalloc (l); 105 l.alloc ();
124 col = 0; 106 col = 0;
125 width = ncol; 107 width = ncol;
126 } 108 }
127 109
128 efs &= ~RS_baseattrMask; 110 l.touch ();
111
112 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
129 efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); 113 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
130 114
131 text_t *et = l.t + col; 115 text_t *et = l.t + col;
132 rend_t *er = l.r + col; 116 rend_t *er = l.r + col;
133 117
… …
139} 123}
140 124
141/* ------------------------------------------------------------------------- */ 125/* ------------------------------------------------------------------------- */
142/* Fill a full line with blanks - make sure it is allocated first */ 126/* Fill a full line with blanks - make sure it is allocated first */
143void 127void
144rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) 128rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
145{ 129{
146 scr_blank_line (l, 0, ncol, efs); 130 scr_blank_line (l, 0, ncol, efs);
131
132 l.l = 0;
133 l.f = 0;
134}
135
136// nuke a single wide character at the given column
137void
138rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
139{
140 // find begin
141 while (col > 0 && l.t[col] == NOCHAR)
142 col--;
143
144 rend_t rend = l.r[col] & ~RS_baseattrMask;
145 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
146
147 l.touch ();
148
149 // found start, nuke
150 do {
151 l.t[col] = ' ';
152 l.r[col] = rend;
153 col++;
154 } while (col < ncol && l.t[col] == NOCHAR);
147} 155}
148 156
149/* ------------------------------------------------------------------------- * 157/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 158 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 159 * ------------------------------------------------------------------------- */
152 160
153void 161void
162rxvt_term::scr_alloc ()
163{
164 int tsize = sizeof (text_t) * ncol;
165 int rsize = sizeof (rend_t) * ncol;
166
167 // we assume that rend_t size is a sufficient alignment
168 // factor for tetx_t and line_t values, and we only
169 // need to adjust tsize.
170 tsize = (tsize + sizeof (rend_t) - 1);
171 tsize -= tsize % sizeof (rend_t);
172
173 int all_rows = total_rows + nrow + nrow;
174
175 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
176 chunk = rxvt_malloc (chunk_size);
177
178 char *base = (char *)chunk + sizeof (line_t) * all_rows;
179
180 for (int row = 0; row < all_rows; ++row)
181 {
182 line_t &l = ((line_t *)chunk) [row];
183
184 l.t = (text_t *)base; base += tsize;
185 l.r = (rend_t *)base; base += rsize;
186 l.l = -1;
187 l.f = 0;
188 }
189
190 drawn_buf = (line_t *)chunk;
191 swap_buf = drawn_buf + nrow;
192 row_buf = swap_buf + nrow;
193}
194
195void
154rxvt_term::scr_reset () 196rxvt_term::scr_reset ()
155{ 197{
156#if ENABLE_OVERLAY 198#if ENABLE_OVERLAY
157 scr_overlay_off (); 199 scr_overlay_off ();
158#endif 200#endif
… …
168 210
169 if (ncol == prev_ncol && nrow == prev_nrow) 211 if (ncol == prev_ncol && nrow == prev_nrow)
170 return; 212 return;
171 213
172 // we need at least two lines for wrapping to work correctly 214 // we need at least two lines for wrapping to work correctly
173 if (nrow + saveLines < 2) 215 while (nrow + saveLines < 2)
174 { 216 {
175 //TODO//FIXME 217 //TODO//FIXME
176 saveLines++; 218 saveLines++;
177 prev_nrow--; 219 prev_nrow--;
178 nsaved++; 220 top_row--;
179 } 221 }
180 222
181 want_refresh = 1; 223 want_refresh = 1;
182 224
183 int prev_total_rows = prev_nrow + saveLines; 225 int prev_total_rows = prev_nrow + saveLines;
184 total_rows = nrow + saveLines; 226 total_rows = nrow + saveLines;
185 227
186 screen.tscroll = 0; 228 screen.tscroll = 0;
187 screen.bscroll = nrow - 1; 229 screen.bscroll = nrow - 1;
188 230
231 void *prev_chunk = chunk;
232 line_t *prev_drawn_buf = drawn_buf;
233 line_t *prev_swap_buf = swap_buf;
234 line_t *prev_row_buf = row_buf;
235
236 int common_col = min (prev_ncol, ncol);
237
238 scr_alloc ();
239
189 if (!row_buf) 240 if (!prev_row_buf)
190 { 241 {
191 /* 242 /*
192 * first time called so just malloc everything: don't rely on realloc 243 * 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 */ 244 */
195 nsaved = 0; /* no saved lines */ 245 top_row = 0;
196 term_start = 0; 246 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 }
212 247
213 memset (charsets, 'B', sizeof (charsets)); 248 memset (charsets, 'B', sizeof (charsets));
214 rstyle = DEFAULT_RSTYLE; 249 rstyle = DEFAULT_RSTYLE;
215 screen.flags = Screen_DefaultFlags; 250 screen.flags = Screen_DefaultFlags;
216 screen.cur.row = screen.cur.col = 0; 251 screen.cur.row = screen.cur.col = 0;
… …
230 selection.text = NULL; 265 selection.text = NULL;
231 selection.len = 0; 266 selection.len = 0;
232 selection.op = SELECTION_CLEAR; 267 selection.op = SELECTION_CLEAR;
233 selection.screen = PRIMARY; 268 selection.screen = PRIMARY;
234 selection.clicks = 0; 269 selection.clicks = 0;
235 CLEAR_ALL_SELECTION (); 270 selection.clip_text = NULL;
236 rvideo = 0; 271 selection.clip_len = 0;
237 } 272 }
238 else 273 else
239 { 274 {
240 /* 275 /*
241 * add or delete rows as appropriate 276 * add or delete rows as appropriate
242 */ 277 */
243 278
244 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
245 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
246
247#if 0
248 if (nrow < prev_nrow)
249 {
250 for (int row = nrow; row < prev_nrow; row++)
251 {
252 lfree (swap_buf [row]);
253 lfree (drawn_buf[row]);
254 }
255 }
256#endif
257
258 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
259 temp_buf = (line_t *)rxvt_realloc (temp_buf , nrow * sizeof (line_t));
260 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
261
262 for (int row = min (nrow, prev_nrow); row--; ) 279 for (int row = min (nrow, prev_nrow); row--; )
263 { 280 {
264 lresize (drawn_buf[row]);
265 lresize (swap_buf [row]);
266 }
267
268 for (int row = prev_nrow; row < nrow; row++)
269 {
270 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
271 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE); 281 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
272 } 282 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
273 283
274 line_t *old_buf = row_buf; row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t)); 284 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
285 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
286 memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col);
287 memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col);
275 288 }
289
276 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row 290 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
277 int pend = MOD (term_start - nsaved , prev_total_rows); 291 int pend = MOD (term_start + top_row , prev_total_rows);
278 int q = total_rows; // rewrapped row 292 int q = total_rows; // rewrapped row
279 293
280 if (nsaved) 294 if (top_row)
281 { 295 {
282 // re-wrap lines, this is rather ugly, possibly because I am too dumb 296 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
283 // to come up with a lean and mean algorithm. 297 // to come up with a lean and mean algorithm.
298 // TODO: maybe optimise when width didn't change
284 299
285 row_col_t ocur = screen.cur; 300 row_col_t ocur = screen.cur;
286 ocur.row = MOD (term_start + ocur.row, prev_total_rows); 301 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
287 302
288 do 303 do
289 { 304 {
290 p = MOD (p - 1, prev_total_rows); 305 p = MOD (p - 1, prev_total_rows);
291#ifdef DEBUG_STRICT
292 assert (old_buf [MOD (p, prev_total_rows)].t); 306 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
293#endif
294
295 int plines = 1; 307 int plines = 1;
296 int llen = old_buf [MOD (p, prev_total_rows)].l; 308 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
297 309
298 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ()) 310 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
299 { 311 {
300 p = MOD (p - 1, prev_total_rows); 312 p = MOD (p - 1, prev_total_rows);
301 313
302 plines++; 314 plines++;
303 llen += prev_ncol; 315 llen += prev_ncol;
… …
316 328
317 // re-assemble the full line by destination lines 329 // re-assemble the full line by destination lines
318 for (int qrow = q; qlines--; qrow++) 330 for (int qrow = q; qlines--; qrow++)
319 { 331 {
320 qline = row_buf + qrow; 332 qline = row_buf + qrow;
321 lalloc (*qline); 333 qline->alloc (); // redundant with next line
334 qline->l = ncol;
322 qline->set_is_longer (); 335 qline->is_longer (1);
323 336
324 int qcol = 0; 337 int qcol = 0;
338
339 // see below for cursor adjustment rationale
340 if (p == ocur.row)
341 screen.cur.row = q - (total_rows - nrow);
325 342
326 // fill a single destination line 343 // fill a single destination line
327 while (lofs < llen && qcol < ncol) 344 while (lofs < llen && qcol < ncol)
328 { 345 {
329 int prow = lofs / prev_ncol; 346 int prow = lofs / prev_ncol;
… …
336 // this seems to upset applications/shells/readline 353 // this seems to upset applications/shells/readline
337 // least. 354 // least.
338 if (prow == ocur.row) 355 if (prow == ocur.row)
339 screen.cur.row = q - (total_rows - nrow); 356 screen.cur.row = q - (total_rows - nrow);
340 357
341 line_t &pline = old_buf [prow]; 358 line_t &pline = prev_row_buf [prow];
342 359
343 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs); 360 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
344
345 assert (len);
346 assert (pline.t);
347 361
348 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t)); 362 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
349 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t)); 363 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
350 364
351 lofs += len; 365 lofs += len;
352 qcol += len; 366 qcol += len;
353 } 367 }
354 } 368 }
355 369
356 qline->l = llen < ncol ? llen : MOD (llen - 1, ncol) + 1; 370 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
371 qline->is_longer (0);
357 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE); 372 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
358 } 373 }
359 while (p != pend && q > 0); 374 while (p != pend && q > 0);
360 375
361 term_start = total_rows - nrow; 376 term_start = total_rows - nrow;
362 nsaved = term_start - q; 377 top_row = q - term_start;
363 378
364 // make sure all terminal lines exist 379 // make sure all terminal lines exist
365 while (nsaved < 0) 380 while (top_row > 0)
366 scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE); 381 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
367
368 } 382 }
369 else 383 else
370 { 384 {
371 // if no scrollback exists (yet), wing, instead of wrap 385 // if no scrollback exists (yet), wing, instead of wrap
372 386
373 for (int row = min (nrow, prev_nrow); row--; ) 387 for (int row = min (nrow, prev_nrow); row--; )
374 { 388 {
375 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)]; 389 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
376 line_t &qline = row_buf [row]; 390 line_t &dst = row_buf [row];
377 391
378 qline = pline; 392 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
379 lresize (qline); 393
394 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
395 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
380 } 396 }
381 397
382 for (int row = prev_nrow; row < nrow; row++) 398 for (int row = prev_nrow; row < nrow; row++)
383 {
384 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE); 399 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
385 }
386 400
387 term_start = 0; 401 term_start = 0;
388 } 402 }
389
390#ifdef DEBUG_STRICT //TODO: remove
391 for (int i = -nsaved; i < nrow; i++)
392 assert (ROW (i).t);
393#endif
394
395 free (old_buf);
396 delete old_ta;
397 delete old_ra;
398 403
399 clamp_it (screen.cur.row, 0, nrow - 1); 404 clamp_it (screen.cur.row, 0, nrow - 1);
400 clamp_it (screen.cur.col, 0, ncol - 1); 405 clamp_it (screen.cur.col, 0, ncol - 1);
406 }
401 407
402 if (tabs) 408 for (int row = nrow; row--; )
409 {
410 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
411 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
412 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
413 }
414
415 free (prev_chunk);
416
403 free (tabs); 417 free (tabs);
404 } 418 tabs = (char *)rxvt_malloc (ncol);
419
420 for (int col = ncol; col--; )
421 tabs [col] = col % TABSIZE == 0;
422
423 CLEAR_ALL_SELECTION ();
405 424
406 prev_nrow = nrow; 425 prev_nrow = nrow;
407 prev_ncol = ncol; 426 prev_ncol = ncol;
408 427
409 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
410
411 for (int col = ncol; col--; )
412 tabs [col] = col % TABSIZE == 0;
413
414 tt_winch (); 428 tt_winch ();
429
430 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
415} 431}
416 432
417/* ------------------------------------------------------------------------- */ 433/* ------------------------------------------------------------------------- */
418/* 434/*
419 * Free everything. That way malloc debugging can find leakage. 435 * Free everything. That way malloc debugging can find leakage.
420 */ 436 */
421void 437void
422rxvt_term::scr_release () 438rxvt_term::scr_release () NOTHROW
423{ 439{
424 delete talloc; talloc = 0; 440 free (chunk);
425 delete ralloc; ralloc = 0;
426
427 free (row_buf);
428 free (swap_buf);
429 free (drawn_buf);
430 free (temp_buf);
431 free (tabs); 441 free (tabs);
432
433 row_buf = 0; // signal that we freed all the arrays
434} 442}
435 443
436/* ------------------------------------------------------------------------- */ 444/* ------------------------------------------------------------------------- */
437/* 445/*
438 * Hard reset 446 * Hard/Soft reset
439 */ 447 */
440void 448void
441rxvt_term::scr_poweron () 449rxvt_term::scr_poweron ()
442{ 450{
443 scr_release (); 451 scr_release ();
452
453 row_buf = 0;
454 tabs = 0;
444 prev_nrow = prev_ncol = 0; 455 prev_nrow = prev_ncol = 0;
456 rvideo_mode = false;
457 scr_soft_reset ();
445 scr_reset (); 458 scr_reset ();
446 459
447 scr_clear (true); 460 scr_clear (true);
448 scr_refresh (SLOW_REFRESH); 461 scr_refresh ();
462}
463
464void
465rxvt_term::scr_soft_reset () NOTHROW
466{
467 /* only affects modes, nothing drastic such as clearing the screen */
468#if ENABLE_OVERLAY
469 scr_overlay_off ();
470#endif
471
472 if (current_screen != PRIMARY)
473 scr_swap_screen ();
474
475 scr_scroll_region (0, MAX_ROWS - 1);
476 scr_rendition (0, ~RS_None);
477 scr_insert_mode (0);
449} 478}
450 479
451/* ------------------------------------------------------------------------- * 480/* ------------------------------------------------------------------------- *
452 * PROCESS SCREEN COMMANDS * 481 * PROCESS SCREEN COMMANDS *
453 * ------------------------------------------------------------------------- */ 482 * ------------------------------------------------------------------------- */
… …
455 * Save and Restore cursor 484 * Save and Restore cursor
456 * XTERM_SEQ: Save cursor : ESC 7 485 * XTERM_SEQ: Save cursor : ESC 7
457 * XTERM_SEQ: Restore cursor: ESC 8 486 * XTERM_SEQ: Restore cursor: ESC 8
458 */ 487 */
459void 488void
460rxvt_term::scr_cursor (int mode) 489rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
461{ 490{
462 screen_t *s; 491 screen_t *s;
463 492
464#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 493#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
465 if (current_screen == SECONDARY) 494 if (current_screen == SECONDARY)
… …
491 } 520 }
492 521
493 /* boundary check in case screen size changed between SAVE and RESTORE */ 522 /* boundary check in case screen size changed between SAVE and RESTORE */
494 min_it (s->cur.row, nrow - 1); 523 min_it (s->cur.row, nrow - 1);
495 min_it (s->cur.col, ncol - 1); 524 min_it (s->cur.col, ncol - 1);
496#ifdef DEBUG_STRICT
497 assert (s->cur.row >= 0); 525 assert (s->cur.row >= 0);
498 assert (s->cur.col >= 0); 526 assert (s->cur.col >= 0);
499#endif 527}
528
529void
530rxvt_term::scr_swap_screen () NOTHROW
531{
532 if (!option (Opt_secondaryScreen))
533 return;
534
535 for (int i = prev_nrow; i--; )
536 ::swap (ROW(i), swap_buf [i]);
537
538 ::swap (screen.cur, swap.cur);
539
540 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
541 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
500} 542}
501 543
502/* ------------------------------------------------------------------------- */ 544/* ------------------------------------------------------------------------- */
503/* 545/*
504 * Swap between primary and secondary screens 546 * Swap between primary and secondary screens
505 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 547 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
506 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 548 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
507 */ 549 */
508int 550void
509rxvt_term::scr_change_screen (int scrn) 551rxvt_term::scr_change_screen (int scrn)
510{ 552{
553 if (scrn == current_screen)
554 return;
555
511 want_refresh = 1; 556 want_refresh = 1;
512 view_start = 0; 557 view_start = 0;
513 558
559 /* check for boundary cross */
560 row_col_t pos;
561 pos.row = pos.col = 0;
562 if (ROWCOL_IS_BEFORE (selection.beg, pos)
563 && ROWCOL_IS_AFTER (selection.end, pos))
564 CLEAR_SELECTION ();
565
514 if (current_screen == scrn) 566 current_screen = scrn;
515 return scrn;
516
517 selection_check (2); /* check for boundary cross */
518
519 int i = current_screen; current_screen = scrn; scrn = i;
520
521 ::swap (screen.cur.row, swap.cur.row);
522 ::swap (screen.cur.col, swap.cur.col);
523
524 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
525 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
526 567
527#if NSCREENS 568#if NSCREENS
528 if (options & Opt_secondaryScreen) 569 if (option (Opt_secondaryScreen))
529 { 570 {
530 num_scr = 0; 571 num_scr = 0;
531 572
532 for (int i = prev_nrow; i--; ) 573 scr_swap_screen ();
533 ::swap (ROW(i), swap_buf [i]);
534 574
535 ::swap (screen.charset, swap.charset); 575 ::swap (screen.charset, swap.charset);
536 ::swap (screen.flags, swap.flags); 576 ::swap (screen.flags, swap.flags);
537 screen.flags |= Screen_VisibleCursor; 577 screen.flags |= Screen_VisibleCursor;
538 swap.flags |= Screen_VisibleCursor; 578 swap.flags |= Screen_VisibleCursor;
539 } 579 }
540 else 580 else
541#endif 581#endif
542 if (options & Opt_secondaryScroll) 582 if (option (Opt_secondaryScroll))
543 scr_scroll_text (0, prev_nrow - 1, prev_nrow); 583 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
544
545 return scrn;
546} 584}
547 585
548// clear WrapNext indicator, solidifying position on next line 586// clear WrapNext indicator, solidifying position on next line
549void 587void
550rxvt_term::scr_do_wrap () 588rxvt_term::scr_do_wrap () NOTHROW
551{ 589{
552 if (!(screen.flags & Screen_WrapNext)) 590 if (!(screen.flags & Screen_WrapNext))
553 return; 591 return;
554 592
555 screen.flags &= ~Screen_WrapNext; 593 screen.flags &= ~Screen_WrapNext;
… …
565/* ------------------------------------------------------------------------- */ 603/* ------------------------------------------------------------------------- */
566/* 604/*
567 * Change the colour for following text 605 * Change the colour for following text
568 */ 606 */
569void 607void
570rxvt_term::scr_color (unsigned int color, int fgbg) 608rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
571{ 609{
572 if (color > maxTermCOLOR) 610 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
573 color = fgbg; 611 color = fgbg;
574 612
575 if (fgbg == Color_fg) 613 if (fgbg == Color_fg)
576 rstyle = SET_FGCOLOR (rstyle, color); 614 rstyle = SET_FGCOLOR (rstyle, color);
577 else 615 else
… …
581/* ------------------------------------------------------------------------- */ 619/* ------------------------------------------------------------------------- */
582/* 620/*
583 * Change the rendition style for following text 621 * Change the rendition style for following text
584 */ 622 */
585void 623void
586rxvt_term::scr_rendition (int set, int style) 624rxvt_term::scr_rendition (int set, int style) NOTHROW
587 { 625{
588 if (set) 626 if (set)
589 rstyle |= style; 627 rstyle |= style;
590 else if (style == ~RS_None) 628 else if (style == ~RS_None)
591 rstyle = DEFAULT_RSTYLE; 629 rstyle = DEFAULT_RSTYLE;
592 else 630 else
593 rstyle &= ~style; 631 rstyle &= ~style;
594 } 632}
595 633
596/* ------------------------------------------------------------------------- */ 634/* ------------------------------------------------------------------------- */
597/* 635/*
598 * Scroll text between <row1> and <row2> inclusive, by <count> lines 636 * Scroll text between <row1> and <row2> inclusive, by <count> lines
599 * count positive ==> scroll up 637 * count positive ==> scroll up
600 * count negative ==> scroll down 638 * count negative ==> scroll down
601 */ 639 */
602int 640int
603rxvt_term::scr_scroll_text (int row1, int row2, int count) 641rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
604{ 642{
605 if (count == 0 || (row1 > row2)) 643 if (count == 0 || (row1 > row2))
606 return 0; 644 return 0;
607 645
608 want_refresh = 1; 646 want_refresh = 1;
609 num_scr += count; 647 num_scr += count;
610 648
611 if (count > 0 649 if (count > 0
612 && row1 == 0 650 && row1 == 0
613 && row2 == nrow - 1
614 && (current_screen == PRIMARY || options & Opt_secondaryScroll)) 651 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
652 {
653 min_it (count, total_rows - (nrow - (row2 + 1)));
654
655 top_row = max (top_row - count, -saveLines);
656
657 // sever bottommost line
615 { 658 {
616 nsaved = min (nsaved + count, saveLines); 659 line_t &l = ROW(row2);
660 l.is_longer (0);
661 l.touch ();
662 }
663
664 // scroll everything up 'count' lines
617 term_start = (term_start + count) % total_rows; 665 term_start = (term_start + count) % total_rows;
618 666
667 // now copy lines below the scroll region bottom to the
668 // bottom of the screen again, so they look as if they
669 // hadn't moved.
670 for (int i = nrow; --i > row2; )
671 {
672 line_t &l1 = ROW(i - count);
673 line_t &l2 = ROW(i);
674
675 ::swap (l1, l2);
676 l2.touch ();
677 }
678
679 // erase newly scrolled-in lines
680 for (int i = count; i--; )
681 {
682 line_t &l = ROW(row2 - i);
683
684 // optimise if already cleared, can be significant on slow machines
685 // could be rolled into scr_blank_screen_mem
686 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
687 {
688 scr_blank_line (l, 0, l.l, rstyle);
689 l.l = 0;
690 l.f = 0;
691 }
692 else
693 scr_blank_screen_mem (l, rstyle);
694 }
695
696 // move and/or clear selection, if any
619 if (selection.op && current_screen == selection.screen) 697 if (selection.op && current_screen == selection.screen
698 && selection.beg.row <= row2)
620 { 699 {
621 selection.beg.row -= count; 700 selection.beg.row -= count;
622 selection.end.row -= count; 701 selection.end.row -= count;
623 selection.mark.row -= count; 702 selection.mark.row -= count;
624 703
625 if (selection.beg.row < -nsaved 704 selection_check (0);
626 || selection.end.row < -nsaved
627 || selection.mark.row < -nsaved)
628 {
629 CLEAR_ALL_SELECTION ();
630 selection.op = SELECTION_CLEAR;
631 } 705 }
632 }
633 706
634 for (int i = count; i--; ) 707 // finally move the view window, if desired
635 scr_blank_screen_mem (ROW(row2 - i), rstyle);
636
637 if ((options & Opt_scrollWithBuffer) 708 if (option (Opt_scrollWithBuffer)
638 && view_start != 0 709 && view_start != 0
639 && view_start != saveLines) 710 && view_start != -saveLines)
640 scr_page (UP, count); 711 scr_page (UP, count);
712
713 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
714 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
641 } 715 }
642 else 716 else
643 { 717 {
644 if (selection.op && current_screen == selection.screen) 718 if (selection.op && current_screen == selection.screen)
645 { 719 {
… …
657 { 731 {
658 /* move selected region too */ 732 /* move selected region too */
659 selection.beg.row -= count; 733 selection.beg.row -= count;
660 selection.end.row -= count; 734 selection.end.row -= count;
661 selection.mark.row -= count; 735 selection.mark.row -= count;
662 736
663 selection_check (0); 737 selection_check (0);
664 } 738 }
665 } 739 }
666 740
667 // use a simple and robust scrolling algorithm, this 741 // use a simple and robust scrolling algorithm, this
668 // part of scr_scroll_text is not time-critical. 742 // part of scr_scroll_text is not time-critical.
669 743
744 // sever line above scroll region
745 if (row1)
746 {
747 line_t &l = ROW(row1 - 1);
748 l.is_longer (0);
749 l.touch ();
750 }
751
670 int rows = row2 - row1 + 1; 752 int rows = row2 - row1 + 1;
671 753
672 min_it (count, rows); 754 min_it (count, rows);
755
756 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
673 757
674 for (int row = 0; row < rows; row++) 758 for (int row = 0; row < rows; row++)
675 { 759 {
676 temp_buf [row] = ROW(row1 + (row + count + rows) % rows); 760 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
677 761
… …
679 scr_blank_screen_mem (temp_buf [row], rstyle); 763 scr_blank_screen_mem (temp_buf [row], rstyle);
680 } 764 }
681 765
682 for (int row = 0; row < rows; row++) 766 for (int row = 0; row < rows; row++)
683 ROW(row1 + row) = temp_buf [row]; 767 ROW(row1 + row) = temp_buf [row];
768
769 // sever bottommost line
770 {
771 line_t &l = ROW(row2);
772 l.is_longer (0);
773 l.touch ();
774 }
684 } 775 }
685 776
686 return count; 777 return count;
687} 778}
688 779
689/* ------------------------------------------------------------------------- */ 780/* ------------------------------------------------------------------------- */
690/* 781/*
691 * Add text given in <str> of length <len> to screen struct 782 * Add text given in <str> of length <len> to screen struct
692 */ 783 */
693void 784void
694rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 785rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
695{ 786{
696 if (len <= 0) /* sanity */ 787 if (len <= 0) /* sanity */
697 return; 788 return;
698 789
699 unsigned char checksel; 790 bool checksel;
700 unicode_t c; 791 unicode_t c;
701 int last_col; 792 int ncol = this->ncol;
702 const unicode_t *strend = str + len; 793 const wchar_t *strend = str + len;
703 794
704 want_refresh = 1; 795 want_refresh = 1;
705 ZERO_SCROLLBACK (); 796 ZERO_SCROLLBACK ();
706 last_col = ncol;
707 797
708 if (nlines > 0) 798 if (minlines > 0)
709 { 799 {
710 nlines += screen.cur.row - screen.bscroll; 800 minlines += screen.cur.row - screen.bscroll;
801 min_it (minlines, screen.cur.row - top_row);
802
711 if (nlines > 0 803 if (minlines > 0
712 && screen.tscroll == 0 804 && screen.tscroll == 0
713 && screen.bscroll == (nrow - 1)) 805 && screen.bscroll == nrow - 1)
714 { 806 {
715 /* _at least_ this many lines need to be scrolled */ 807 /* _at least_ this many lines need to be scrolled */
716 scr_scroll_text (screen.tscroll, screen.bscroll, nlines); 808 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
717 screen.cur.row -= nlines; 809 screen.cur.row -= minlines;
718 } 810 }
719 } 811 }
720 812
721#ifdef DEBUG_STRICT
722 assert (screen.cur.col < last_col); 813 assert (screen.cur.col < ncol);
723 assert (screen.cur.row < nrow 814 assert (screen.cur.row < nrow
724 && screen.cur.row >= -nsaved); 815 && screen.cur.row >= top_row);
725#endif
726 int row = screen.cur.row; 816 int row = screen.cur.row;
727 817
728 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 818 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
729 819
730 line_t *line = &ROW(row); 820 line_t *line = &ROW(row);
731 821
732 while (str < strend) 822 while (str < strend)
733 { 823 {
734 c = *str++; 824 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
735 825
736 if (c < 0x20) 826 if (ecb_unlikely (c < 0x20))
737 if (c == C0_LF) 827 if (c == C0_LF)
738 { 828 {
739 if (!line->is_longer ()) /* XXX: think about this */
740 max_it (line->l, screen.cur.col); 829 max_it (line->l, screen.cur.col);
741 830
742 screen.flags &= ~Screen_WrapNext; 831 screen.flags &= ~Screen_WrapNext;
743 832
744 if (screen.cur.row == screen.bscroll) 833 if (screen.cur.row == screen.bscroll)
745 scr_scroll_text (screen.tscroll, screen.bscroll, 1); 834 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
… …
749 line = &ROW(row); /* _must_ refresh */ 838 line = &ROW(row); /* _must_ refresh */
750 continue; 839 continue;
751 } 840 }
752 else if (c == C0_CR) 841 else if (c == C0_CR)
753 { 842 {
754 if (!line->is_longer ()) /* XXX: think about this */
755 max_it (line->l, screen.cur.col); 843 max_it (line->l, screen.cur.col);
756 844
757 screen.flags &= ~Screen_WrapNext; 845 screen.flags &= ~Screen_WrapNext;
758 screen.cur.col = 0; 846 screen.cur.col = 0;
759 continue; 847 continue;
760 } 848 }
… …
762 { 850 {
763 scr_tab (1, true); 851 scr_tab (1, true);
764 continue; 852 continue;
765 } 853 }
766 854
855 if (ecb_unlikely (
767 if (checksel /* see if we're writing within selection */ 856 checksel /* see if we're writing within selection */
768 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 857 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
769 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 858 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
859 ))
770 { 860 {
771 checksel = 0; 861 checksel = 0;
772 /* 862 /*
773 * If we wrote anywhere in the selected area, kill the selection 863 * If we wrote anywhere in the selected area, kill the selection
774 * XXX: should we kill the mark too? Possibly, but maybe that 864 * XXX: should we kill the mark too? Possibly, but maybe that
775 * should be a similar check. 865 * should be a similar check.
776 */ 866 */
777 CLEAR_SELECTION (); 867 CLEAR_SELECTION ();
778 } 868 }
779 869
780 if (screen.flags & Screen_WrapNext) 870 if (ecb_unlikely (screen.flags & Screen_WrapNext))
781 { 871 {
782 line->set_is_longer ();
783
784 scr_do_wrap (); 872 scr_do_wrap ();
785 873
874 line->l = ncol;
875 line->is_longer (1);
876
786 row = screen.cur.row; 877 row = screen.cur.row;
787 line = &ROW(row); /* _must_ refresh */ 878 line = &ROW(row); /* _must_ refresh */
788 } 879 }
789 880
790 // some utf-8 decoders "decode" surrogate characters: let's fix this. 881 // some utf-8 decoders "decode" surrogate characters: let's fix this.
791 if (IN_RANGE_INC (c, 0xd800, 0xdfff)) 882 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
792 c = 0xfffd; 883 c = 0xfffd;
793 884
794 // rely on wcwidth to tell us the character width, at least for non-latin1 885 // rely on wcwidth to tell us the character width, do wcwidth before
795 // do wcwidth before further replacements, as wcwidth might return -1 886 // further replacements, as wcwidth might return -1 for the line
796 // for the line drawing characters below as they might be invalid in the current 887 // drawing characters below as they might be invalid in the current
797 // locale. 888 // locale.
798 int width = c < 0x100 ? 1 : wcwidth (c); 889 int width = WCWIDTH (c);
799 890
800 if (charsets[screen.charset] == '0') // DEC SPECIAL 891 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
801 { 892 {
802 // vt100 special graphics and line drawing 893 // vt100 special graphics and line drawing
803 // 5f-7e standard vt100 894 // 5f-7e standard vt100
804 // 40-5e rxvt extension for extra curses acs chars 895 // 40-5e rxvt extension for extra curses acs chars
805 static uint16_t vt100_0[62] = { // 41 .. 7e 896 static uint16_t vt100_0[62] = { // 41 .. 7e
… …
818 c = vt100_0[c - 0x41]; 909 c = vt100_0[c - 0x41];
819 width = 1; // vt100 line drawing characters are always single-width 910 width = 1; // vt100 line drawing characters are always single-width
820 } 911 }
821 } 912 }
822 913
823 if (screen.flags & Screen_Insert) 914 if (ecb_unlikely (screen.flags & Screen_Insert))
824 scr_insdel_chars (width, INSERT); 915 scr_insdel_chars (width, INSERT);
825 916
826 if (width != 0) 917 if (width != 0)
827 { 918 {
828#if !UNICODE_3 919#if !UNICODE_3
… …
833# else 924# else
834 c = 0xfffd; 925 c = 0xfffd;
835# endif 926# endif
836#endif 927#endif
837 928
929 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
930
931 // if the character doesn't fit into the remaining columns...
932 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
933 {
934 if (screen.flags & Screen_Autowrap)
935 {
936 // ... artificially enlargen the previous one
937 c = NOCHAR;
938 // and try the same character next loop iteration
939 --str;
940 }
941 else
942 screen.cur.col = ncol - width;
943 }
944
838 // nuke the character at this position, if required 945 // nuke the character at this position, if required
946 // due to wonderful coincidences everywhere else in this loop
947 // we never have to check for overwriting a wide char itself,
948 // only its tail.
839 if (line->t[screen.cur.col] == NOCHAR 949 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
840 || (screen.cur.col < ncol - 1 950 scr_kill_char (*line, screen.cur.col);
841 && line->t[screen.cur.col + 1] == NOCHAR))
842 {
843 int col = screen.cur.col;
844 951
845 // find begin 952 line->touch ();
846 while (col > 0 && line->t[col] == NOCHAR)
847 col--;
848
849 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
850
851 // found begin, nuke
852 do {
853 line->t[col] = ' ';
854 line->r[col] = rend;
855 col++;
856 } while (col < ncol && line->t[col] == NOCHAR);
857 }
858
859 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
860
861 // if the character doesn't fit into the remaining columns...
862 if (screen.cur.col > last_col - width && last_col >= width)
863 {
864 // ...output spaces
865 c = ' ';
866 // and try the same character next loop iteration
867 --str;
868 }
869 953
870 do 954 do
871 { 955 {
872 line->t[screen.cur.col] = c; 956 line->t[screen.cur.col] = c;
873 line->r[screen.cur.col] = rend; 957 line->r[screen.cur.col] = rend;
874 958
875 if (screen.cur.col < last_col - 1) 959 if (ecb_likely (screen.cur.col < ncol - 1))
876 screen.cur.col++; 960 screen.cur.col++;
877 else 961 else
878 { 962 {
879 line->l = last_col; 963 line->l = ncol;
880 if (screen.flags & Screen_Autowrap) 964 if (screen.flags & Screen_Autowrap)
881 screen.flags |= Screen_WrapNext; 965 screen.flags |= Screen_WrapNext;
882 break; 966
967 goto end_of_line;
883 } 968 }
884 969
885 c = NOCHAR; 970 c = NOCHAR;
886 } 971 }
887 while (--width > 0); 972 while (ecb_unlikely (--width > 0));
888 973
889 // pad with spaces when overwriting wide character with smaller one 974 // pad with spaces when overwriting wide character with smaller one
890 if (!width)
891 for (int c = screen.cur.col; c < last_col && line->t[c] == NOCHAR; c++) 975 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
892 { 976 {
893 line->t[c] = ' '; 977 line->t[c] = ' ';
894 line->r[c] = rend; 978 line->r[c] = rend;
895 } 979 }
980
981end_of_line:
896 } 982 ;
983 }
984#if ENABLE_COMBINING
897 else // width == 0 985 else // width == 0
898 { 986 {
899#if ENABLE_COMBINING 987 if (c != 0xfeff) // ignore BOM
900 // handle combining characters
901 // we just tag the accent on the previous on-screen character.
902 // this is arguably not correct, but also arguably not wrong.
903 // we don't handle double-width characters nicely yet.
904 text_t *tp;
905 rend_t *rp;
906
907 if (screen.cur.col > 0)
908 { 988 {
989 // handle combining characters
990 // we just tag the accent on the previous on-screen character.
991 // this is arguably not correct, but also arguably not wrong.
992 // we don't handle double-width characters nicely yet.
993 line_t *linep;
994 text_t *tp;
995 rend_t *rp;
996
997 if (screen.cur.col > 0)
998 {
999 linep = line;
909 tp = line->t + screen.cur.col - 1; 1000 tp = line->t + screen.cur.col - 1;
910 rp = line->r + screen.cur.col - 1; 1001 rp = line->r + screen.cur.col - 1;
1002 }
1003 else if (screen.cur.row > 0
1004 && ROW(screen.cur.row - 1).is_longer ())
1005 {
1006 linep = &ROW(screen.cur.row - 1);
1007 tp = line->t + ncol - 1;
1008 rp = line->r + ncol - 1;
1009 }
1010 else
1011 continue;
911 1012
1013 linep->touch ();
1014
912 while (*tp == NOCHAR && tp > line->t) 1015 while (*tp == NOCHAR && tp > linep->t)
913 tp--, rp--; 1016 tp--, rp--;
1017
1018 // first try to find a precomposed character
1019 unicode_t n = rxvt_compose (*tp, c);
1020 if (n == NOCHAR)
1021 n = rxvt_composite.compose (*tp, c);
1022
1023 *tp = n;
1024 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
914 } 1025 }
915 else if (screen.cur.row > 0
916 && ROW(screen.cur.row - 1).is_longer ())
917 {
918 line_t *line = &ROW(screen.cur.row - 1);
919
920 tp = line->t + last_col - 1;
921 rp = line->r + last_col - 1;
922
923 while (*tp == NOCHAR && tp > line->t)
924 tp--, rp--;
925 } 1026 }
926 else
927 continue;
928
929 // first try to find a precomposed character
930 unicode_t n = rxvt_compose (*tp, c);
931 if (n == NOCHAR)
932 n = rxvt_composite.compose (*tp, c);
933
934 *tp = n;
935 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
936#endif 1027#endif
937 }
938 } 1028 }
939 1029
940 if (!line->is_longer ()) /* XXX: think about this */
941 max_it (line->l, screen.cur.col); 1030 max_it (line->l, screen.cur.col);
942 1031
943#ifdef DEBUG_STRICT
944 assert (screen.cur.row >= 0); 1032 assert (screen.cur.row >= 0);
945#endif
946} 1033}
947 1034
948/* ------------------------------------------------------------------------- */ 1035/* ------------------------------------------------------------------------- */
949/* 1036/*
950 * Process Backspace. Move back the cursor back a position, wrap if have to 1037 * Process Backspace. Move back the cursor back a position, wrap if have to
951 * XTERM_SEQ: CTRL-H 1038 * XTERM_SEQ: CTRL-H
952 */ 1039 */
953void 1040void
954rxvt_term::scr_backspace () 1041rxvt_term::scr_backspace () NOTHROW
955{ 1042{
956 want_refresh = 1;
957
958 if (screen.cur.col == 0) 1043 if (screen.cur.col == 0)
959 { 1044 {
960 if (screen.cur.row > 0) 1045 if (screen.cur.row > 0)
961 { 1046 {
962#ifdef TERMCAP_HAS_BW 1047#ifdef TERMCAP_HAS_BW
963 screen.cur.col = ncol - 1; 1048 screen.cur.col = ncol - 1;
964 screen.cur.row--; 1049 --screen.cur.row;
965 return; 1050
1051 want_refresh = 1;
966#endif 1052#endif
967 } 1053 }
968 } 1054 }
969 else if (!(screen.flags & Screen_WrapNext)) 1055 else if (screen.flags & Screen_WrapNext)
1056 screen.flags &= ~Screen_WrapNext;
1057 else
970 scr_gotorc (0, -1, RELATIVE); 1058 scr_gotorc (0, -1, RELATIVE);
971
972 screen.flags &= ~Screen_WrapNext;
973} 1059}
974 1060
975/* ------------------------------------------------------------------------- */ 1061/* ------------------------------------------------------------------------- */
976/* 1062/*
977 * Process Horizontal Tab 1063 * Process Horizontal Tab
978 * count: +ve = forward; -ve = backwards 1064 * count: +ve = forward; -ve = backwards
979 * XTERM_SEQ: CTRL-I 1065 * XTERM_SEQ: CTRL-I
980 */ 1066 */
981void 1067void
982rxvt_term::scr_tab (int count, bool ht) 1068rxvt_term::scr_tab (int count, bool ht) NOTHROW
983{ 1069{
984 int i, x; 1070 int i, x;
985 1071
986 want_refresh = 1; 1072 want_refresh = 1;
987 i = x = screen.cur.col; 1073 i = x = screen.cur.col;
… …
996 1082
997 for (; ++i < ncol; ) 1083 for (; ++i < ncol; )
998 if (tabs[i]) 1084 if (tabs[i])
999 { 1085 {
1000 x = i; 1086 x = i;
1087
1001 if (!--count) 1088 if (!--count)
1002 break; 1089 break;
1003 } 1090 }
1004 else 1091 else
1005 ht &= l.t[i] == ' ' 1092 ht &= l.t[i] == ' '
1006 && RS_SAME (l.r[i], base_rend); 1093 && RS_SAME (l.r[i], base_rend);
1007 1094
1008 if (count) 1095 if (count)
1009 x = ncol - 1; 1096 x = ncol - 1;
1010 1097
1011 // store horizontal tab commands as characters inside the text 1098 // store horizontal tab commands as characters inside the text
1012 // buffer so they can be selected and pasted. 1099 // buffer so they can be selected and pasted.
1013 if (ht && options & Opt_pastableTabs) 1100 if (ht && option (Opt_pastableTabs))
1014 { 1101 {
1015 base_rend = SET_FONT (base_rend, 0); 1102 base_rend = SET_FONT (base_rend, 0);
1016 1103
1017 if (!l.is_longer ()) /* XXX: think about this */ 1104 l.touch (x);
1018 max_it (l.l, x);
1019 1105
1020 i = screen.cur.col; 1106 i = screen.cur.col;
1021 1107
1022 l.t[i] = '\t'; 1108 l.t[i] = '\t';
1023 l.r[i] = base_rend; 1109 l.r[i] = base_rend;
… …
1052 * Process DEC Back Index 1138 * Process DEC Back Index
1053 * XTERM_SEQ: ESC 6 1139 * XTERM_SEQ: ESC 6
1054 * Move cursor left in row. If we're at the left boundary, shift everything 1140 * Move cursor left in row. If we're at the left boundary, shift everything
1055 * in that row right. Clear left column. 1141 * in that row right. Clear left column.
1056 */ 1142 */
1057#if ENABLE_FRILLS 1143#if !ENABLE_MINIMAL
1058void 1144void
1059rxvt_term::scr_backindex () 1145rxvt_term::scr_backindex () NOTHROW
1060{ 1146{
1061 if (screen.cur.col > 0) 1147 if (screen.cur.col > 0)
1062 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1148 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1063 else 1149 else
1064 scr_insdel_chars (1, INSERT); 1150 scr_insdel_chars (1, INSERT);
… …
1069 * Process DEC Forward Index 1155 * Process DEC Forward Index
1070 * XTERM_SEQ: ESC 9 1156 * XTERM_SEQ: ESC 9
1071 * Move cursor right in row. If we're at the right boundary, shift everything 1157 * Move cursor right in row. If we're at the right boundary, shift everything
1072 * in that row left. Clear right column. 1158 * in that row left. Clear right column.
1073 */ 1159 */
1074#if ENABLE_FRILLS 1160#if !ENABLE_MINIMAL
1075void 1161void
1076rxvt_term::scr_forwardindex () 1162rxvt_term::scr_forwardindex () NOTHROW
1077{ 1163{
1078 if (screen.cur.col < ncol - 1) 1164 if (screen.cur.col < ncol - 1)
1079 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1165 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1080 else 1166 else
1081 { 1167 {
1082 if (ROW(screen.cur.row).is_longer ()) //TODO//FIXME//LEN 1168 line_t &l = ROW(screen.cur.row);
1083 ROW(screen.cur.row).l = ncol; 1169
1170 l.touch ();
1171 l.is_longer (0);
1084 1172
1085 scr_gotorc (0, 0, R_RELATIVE); 1173 scr_gotorc (0, 0, R_RELATIVE);
1086 scr_insdel_chars (1, DELETE); 1174 scr_insdel_chars (1, DELETE);
1087 scr_gotorc (0, ncol - 1, R_RELATIVE); 1175 scr_gotorc (0, ncol - 1, R_RELATIVE);
1088 } 1176 }
… …
1092/* ------------------------------------------------------------------------- */ 1180/* ------------------------------------------------------------------------- */
1093/* 1181/*
1094 * Goto Row/Column 1182 * Goto Row/Column
1095 */ 1183 */
1096void 1184void
1097rxvt_term::scr_gotorc (int row, int col, int relative) 1185rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1098{ 1186{
1099 want_refresh = 1; 1187 want_refresh = 1;
1100 ZERO_SCROLLBACK (); 1188 ZERO_SCROLLBACK ();
1101 1189
1102 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1190 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
… …
1124 } 1212 }
1125 } 1213 }
1126 else 1214 else
1127 { 1215 {
1128 if (screen.flags & Screen_Relative) 1216 if (screen.flags & Screen_Relative)
1217 {
1129 { /* relative origin mode */ 1218 /* relative origin mode */
1130 screen.cur.row = row + screen.tscroll; 1219 screen.cur.row = row + screen.tscroll;
1131 min_it (screen.cur.row, screen.bscroll); 1220 min_it (screen.cur.row, screen.bscroll);
1132 } 1221 }
1133 else 1222 else
1134 screen.cur.row = row; 1223 screen.cur.row = row;
… …
1140/* ------------------------------------------------------------------------- */ 1229/* ------------------------------------------------------------------------- */
1141/* 1230/*
1142 * direction should be UP or DN 1231 * direction should be UP or DN
1143 */ 1232 */
1144void 1233void
1145rxvt_term::scr_index (enum page_dirn direction) 1234rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1146{ 1235{
1147 int dirn; 1236 int dirn;
1148 1237
1149 want_refresh = 1; 1238 want_refresh = 1;
1150 ZERO_SCROLLBACK (); 1239 ZERO_SCROLLBACK ();
… …
1167/* 1256/*
1168 * Erase part or whole of a line 1257 * Erase part or whole of a line
1169 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1258 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1170 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1259 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1171 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1260 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1261 * extension: clear to right unless wrapped: ESC [ 3 K
1172 */ 1262 */
1173void 1263void
1174rxvt_term::scr_erase_line (int mode) 1264rxvt_term::scr_erase_line (int mode) NOTHROW
1175{ 1265{
1176 unsigned int col, num; 1266 unsigned int col, num;
1177 1267
1178 want_refresh = 1; 1268 want_refresh = 1;
1179 ZERO_SCROLLBACK (); 1269 ZERO_SCROLLBACK ();
1180 1270
1181 selection_check (1); 1271 selection_check (1);
1182 1272
1183 line_t &line = ROW(screen.cur.row); 1273 line_t &line = ROW(screen.cur.row);
1184 1274
1275 line.touch ();
1276 line.is_longer (0);
1277
1185 switch (mode) 1278 switch (mode)
1186 { 1279 {
1280 case 3:
1281 if (screen.flags & Screen_WrapNext)
1282 return;
1283
1284 /* fall through */
1285
1187 case 0: /* erase to end of line */ 1286 case 0: /* erase to end of line */
1188 col = screen.cur.col; 1287 col = screen.cur.col;
1189 num = ncol - col; 1288 num = ncol - col;
1190 min_it (line.l, col); 1289 min_it (line.l, col);
1290
1191 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1291 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1192 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1292 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1193 CLEAR_SELECTION (); 1293 CLEAR_SELECTION ();
1194 break; 1294 break;
1295
1195 case 1: /* erase to beginning of line */ 1296 case 1: /* erase to beginning of line */
1196 col = 0; 1297 col = 0;
1197 num = screen.cur.col + 1; 1298 num = screen.cur.col + 1;
1299
1198 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1300 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1199 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1301 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1200 CLEAR_SELECTION (); 1302 CLEAR_SELECTION ();
1201 break; 1303 break;
1304
1202 case 2: /* erase whole line */ 1305 case 2: /* erase whole line */
1203 col = 0; 1306 col = 0;
1204 num = ncol; 1307 num = ncol;
1205 line.l = 0; 1308 line.l = 0;
1206 if (selection.beg.row <= screen.cur.row 1309 if (selection.beg.row <= screen.cur.row
… …
1214 scr_blank_line (line, col, num, rstyle); 1317 scr_blank_line (line, col, num, rstyle);
1215} 1318}
1216 1319
1217/* ------------------------------------------------------------------------- */ 1320/* ------------------------------------------------------------------------- */
1218/* 1321/*
1219 * Erase part of whole of the screen 1322 * Erase part or whole of the screen
1220 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1323 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1221 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1324 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1222 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1325 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1223 */ 1326 */
1224void 1327void
1225rxvt_term::scr_erase_screen (int mode) 1328rxvt_term::scr_erase_screen (int mode) NOTHROW
1226{ 1329{
1227 int num; 1330 int num;
1228 int32_t row; 1331 int32_t row;
1229 rend_t ren; 1332 rend_t ren;
1230 XGCValues gcvalue; 1333 XGCValues gcvalue;
… …
1233 ZERO_SCROLLBACK (); 1336 ZERO_SCROLLBACK ();
1234 1337
1235 switch (mode) 1338 switch (mode)
1236 { 1339 {
1237 case 0: /* erase to end of screen */ 1340 case 0: /* erase to end of screen */
1238 selection_check (1);
1239 scr_erase_line (0); 1341 scr_erase_line (0);
1240 row = screen.cur.row + 1; /* possible OOB */ 1342 row = screen.cur.row + 1; /* possible OOB */
1241 num = nrow - row; 1343 num = nrow - row;
1242 break; 1344 break;
1243 case 1: /* erase to beginning of screen */ 1345 case 1: /* erase to beginning of screen */
1244 selection_check (3);
1245 scr_erase_line (1); 1346 scr_erase_line (1);
1246 row = 0; 1347 row = 0;
1247 num = screen.cur.row; 1348 num = screen.cur.row;
1248 break; 1349 break;
1249 case 2: /* erase whole screen */ 1350 case 2: /* erase whole screen */
1250 selection_check (3);
1251 row = 0; 1351 row = 0;
1252 num = nrow; 1352 num = nrow;
1253 break; 1353 break;
1254 default: 1354 default:
1255 return; 1355 return;
… …
1264 if (row >= nrow) /* Out Of Bounds */ 1364 if (row >= nrow) /* Out Of Bounds */
1265 return; 1365 return;
1266 1366
1267 min_it (num, nrow - row); 1367 min_it (num, nrow - row);
1268 1368
1269 if (rstyle & (RS_RVid | RS_Uline)) 1369 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1270 ren = (rend_t) ~RS_None; 1370 ren = (rend_t) ~RS_None;
1271 else if (GET_BASEBG (rstyle) == Color_bg) 1371 else if (GET_BASEBG (rstyle) == Color_bg)
1272 { 1372 {
1273 ren = DEFAULT_RSTYLE; 1373 ren = DEFAULT_RSTYLE;
1274 CLEAR_ROWS (row, num); 1374
1375 if (mapped)
1376 XClearArea (dpy, vt, 0,
1377 Row2Pixel (row - view_start), (unsigned int)vt_width,
1378 (unsigned int)Height2Pixel (num), False);
1275 } 1379 }
1276 else 1380 else
1277 { 1381 {
1278 ren = rstyle & (RS_fgMask | RS_bgMask); 1382 ren = rstyle & (RS_fgMask | RS_bgMask);
1383
1384 if (mapped)
1385 {
1279 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)]; 1386 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1280 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1387 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1281 ERASE_ROWS (row, num); 1388 XFillRectangle (dpy, vt, gc,
1389 0, Row2Pixel (row - view_start),
1390 (unsigned int)vt_width,
1391 (unsigned int)Height2Pixel (num));
1282 gcvalue.foreground = pix_colors[Color_fg]; 1392 gcvalue.foreground = pix_colors[Color_fg];
1283 XChangeGC (display->display, gc, GCForeground, &gcvalue); 1393 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1394 }
1284 } 1395 }
1285 1396
1286 for (; num--; row++) 1397 for (; num--; row++)
1287 { 1398 {
1288 scr_blank_screen_mem (ROW (row), rstyle); 1399 scr_blank_screen_mem (ROW(row), rstyle);
1289 ROW (row).l = 0; 1400
1401 if (row - view_start < nrow)
1290 scr_blank_line (drawn_buf [row], 0, ncol, ren); 1402 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1291 } 1403 }
1292} 1404}
1293 1405
1294#if ENABLE_FRILLS 1406#if !ENABLE_MINIMAL
1295void 1407void
1296rxvt_term::scr_erase_savelines () 1408rxvt_term::scr_erase_savelines () NOTHROW
1297{ 1409{
1298 want_refresh = 1; 1410 want_refresh = 1;
1299 ZERO_SCROLLBACK (); 1411 ZERO_SCROLLBACK ();
1300 1412
1301 nsaved = 0; 1413 top_row = 0;
1302} 1414}
1303#endif 1415#endif
1304 1416
1305/* ------------------------------------------------------------------------- */ 1417/* ------------------------------------------------------------------------- */
1306/* 1418/*
1307 * Fill the screen with `E's 1419 * Fill the screen with `E's
1308 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1420 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1309 */ 1421 */
1310void 1422void
1311rxvt_term::scr_E () 1423rxvt_term::scr_E () NOTHROW
1312{ 1424{
1313 rend_t fs; 1425 rend_t fs;
1314 1426
1315 want_refresh = 1; 1427 want_refresh = 1;
1316 ZERO_SCROLLBACK (); 1428 ZERO_SCROLLBACK ();
1317 1429
1318 num_scr_allow = 0; 1430 num_scr_allow = 0;
1319 selection_check (3); 1431
1432 row_col_t pos;
1433 pos.row = pos.col = 0;
1434 if (ROWCOL_IS_AFTER (selection.end, pos))
1435 CLEAR_SELECTION ();
1320 1436
1321 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1437 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1322 for (int row = nrow; row--; ) 1438 for (int row = nrow; row--; )
1323 { 1439 {
1324 line_t &line = ROW(row); 1440 line_t &line = ROW(row);
… …
1327 rend_t *r1 = line.r; 1443 rend_t *r1 = line.r;
1328 1444
1329 for (int j = ncol; j--; ) 1445 for (int j = ncol; j--; )
1330 *r1++ = fs; 1446 *r1++ = fs;
1331 1447
1332 line.l = ncol; /* make the `E's selectable */ 1448 line.is_longer (0);
1449 line.touch (ncol);
1333 } 1450 }
1334} 1451}
1335 1452
1336/* ------------------------------------------------------------------------- */ 1453/* ------------------------------------------------------------------------- */
1337/* 1454/*
1338 * Insert/Delete <count> lines 1455 * Insert/Delete <count> lines
1339 */ 1456 */
1340void 1457void
1341rxvt_term::scr_insdel_lines (int count, int insdel) 1458rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1342{ 1459{
1343 int end; 1460 int end;
1344 1461
1345 ZERO_SCROLLBACK (); 1462 ZERO_SCROLLBACK ();
1346 1463
… …
1366/* ------------------------------------------------------------------------- */ 1483/* ------------------------------------------------------------------------- */
1367/* 1484/*
1368 * Insert/Delete <count> characters from the current position 1485 * Insert/Delete <count> characters from the current position
1369 */ 1486 */
1370void 1487void
1371rxvt_term::scr_insdel_chars (int count, int insdel) 1488rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1372{ 1489{
1373 int col, row;
1374 rend_t tr;
1375
1376 want_refresh = 1; 1490 want_refresh = 1;
1377 ZERO_SCROLLBACK (); 1491 ZERO_SCROLLBACK ();
1378 1492
1379 if (count <= 0) 1493 if (count <= 0)
1380 return; 1494 return;
… …
1382 scr_do_wrap (); 1496 scr_do_wrap ();
1383 1497
1384 selection_check (1); 1498 selection_check (1);
1385 min_it (count, ncol - screen.cur.col); 1499 min_it (count, ncol - screen.cur.col);
1386 1500
1387 row = screen.cur.row; 1501 int row = screen.cur.row;
1388 1502
1389 line_t *line = &ROW(row); 1503 line_t *line = &ROW(row);
1390 1504
1505 line->touch ();
1506 line->is_longer (0);
1507
1508 // nuke wide spanning the start
1509 if (line->t[screen.cur.col] == NOCHAR)
1510 scr_kill_char (*line, screen.cur.col);
1511
1391 switch (insdel) 1512 switch (insdel)
1392 { 1513 {
1393 case INSERT: 1514 case INSERT:
1394 for (col = ncol - 1; (col - count) >= screen.cur.col; col--) 1515 line->l = min (line->l + count, ncol);
1516
1517 if (line->t[screen.cur.col] == NOCHAR)
1518 scr_kill_char (*line, screen.cur.col);
1519
1520 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1395 { 1521 {
1396 line->t[col] = line->t[col - count]; 1522 line->t[col] = line->t[col - count];
1397 line->r[col] = line->r[col - count]; 1523 line->r[col] = line->r[col - count];
1398 }
1399
1400 if (!line->is_longer ())
1401 {
1402 line->l += count;
1403 min_it (line->l, ncol);
1404 } 1524 }
1405 1525
1406 if (selection.op && current_screen == selection.screen 1526 if (selection.op && current_screen == selection.screen
1407 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1527 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1408 { 1528 {
1409 if (selection.end.row != screen.cur.row 1529 if (selection.end.row != screen.cur.row
1410 || (selection.end.col + count >= ncol)) 1530 || (selection.end.col + count >= ncol))
1411 CLEAR_SELECTION (); 1531 CLEAR_SELECTION ();
1412 else 1532 else
1533 {
1413 { /* shift selection */ 1534 /* shift selection */
1414 selection.beg.col += count; 1535 selection.beg.col += count;
1415 selection.mark.col += count; /* XXX: yes? */ 1536 selection.mark.col += count; /* XXX: yes? */
1416 selection.end.col += count; 1537 selection.end.col += count;
1417 } 1538 }
1418 } 1539 }
… …
1422 1543
1423 case ERASE: 1544 case ERASE:
1424 screen.cur.col += count; /* don't worry if > ncol */ 1545 screen.cur.col += count; /* don't worry if > ncol */
1425 selection_check (1); 1546 selection_check (1);
1426 screen.cur.col -= count; 1547 screen.cur.col -= count;
1548
1549 // nuke wide char after the end
1550 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1551 scr_kill_char (*line, screen.cur.col + count);
1552
1427 scr_blank_line (*line, screen.cur.col, count, rstyle); 1553 scr_blank_line (*line, screen.cur.col, count, rstyle);
1428 break; 1554 break;
1429 1555
1430 case DELETE: 1556 case DELETE:
1431 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1557 line->l = max (line->l - count, 0);
1432 1558
1559 // nuke wide char spanning the end
1560 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1561 scr_kill_char (*line, screen.cur.col + count);
1562
1433 for (col = screen.cur.col; (col + count) < ncol; col++) 1563 for (int col = screen.cur.col; (col + count) < ncol; col++)
1434 { 1564 {
1435 line->t[col] = line->t[col + count]; 1565 line->t[col] = line->t[col + count];
1436 line->r[col] = line->r[col + count]; 1566 line->r[col] = line->r[col + count];
1437 } 1567 }
1438 1568
1439 scr_blank_line (*line, ncol - count, count, tr); 1569 scr_blank_line (*line, ncol - count, count, rstyle);
1440
1441 if (line->is_longer ()) /* break line continuation */
1442 line->l = ncol;
1443
1444 line->l = max (line->l - count, 0);
1445 1570
1446 if (selection.op && current_screen == selection.screen 1571 if (selection.op && current_screen == selection.screen
1447 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1572 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1448 { 1573 {
1449 if (selection.end.row != screen.cur.row 1574 if (selection.end.row != screen.cur.row
… …
1467/* 1592/*
1468 * Set the scrolling region 1593 * Set the scrolling region
1469 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1594 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1470 */ 1595 */
1471void 1596void
1472rxvt_term::scr_scroll_region (int top, int bot) 1597rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1473{ 1598{
1474 max_it (top, 0); 1599 max_it (top, 0);
1475 min_it (bot, nrow - 1); 1600 min_it (bot, nrow - 1);
1476 1601
1477 if (top > bot) 1602 if (top > bot)
… …
1487 * Make the cursor visible/invisible 1612 * Make the cursor visible/invisible
1488 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1613 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1489 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1614 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1490 */ 1615 */
1491void 1616void
1492rxvt_term::scr_cursor_visible (int mode) 1617rxvt_term::scr_cursor_visible (int mode) NOTHROW
1493{ 1618{
1494 want_refresh = 1; 1619 want_refresh = 1;
1495 1620
1496 if (mode) 1621 if (mode)
1497 screen.flags |= Screen_VisibleCursor; 1622 screen.flags |= Screen_VisibleCursor;
… …
1504 * Set/unset automatic wrapping 1629 * Set/unset automatic wrapping
1505 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1630 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1506 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1631 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1507 */ 1632 */
1508void 1633void
1509rxvt_term::scr_autowrap (int mode) 1634rxvt_term::scr_autowrap (int mode) NOTHROW
1510{ 1635{
1511 if (mode) 1636 if (mode)
1512 screen.flags |= Screen_Autowrap; 1637 screen.flags |= Screen_Autowrap;
1513 else 1638 else
1514 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1639 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
… …
1523 * and the cursor cannot be moved outside. 1648 * and the cursor cannot be moved outside.
1524 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1649 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1525 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1650 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1526 */ 1651 */
1527void 1652void
1528rxvt_term::scr_relative_origin (int mode) 1653rxvt_term::scr_relative_origin (int mode) NOTHROW
1529{ 1654{
1530 if (mode) 1655 if (mode)
1531 screen.flags |= Screen_Relative; 1656 screen.flags |= Screen_Relative;
1532 else 1657 else
1533 screen.flags &= ~Screen_Relative; 1658 screen.flags &= ~Screen_Relative;
… …
1540 * Set insert/replace mode 1665 * Set insert/replace mode
1541 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1666 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1542 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1667 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1543 */ 1668 */
1544void 1669void
1545rxvt_term::scr_insert_mode (int mode) 1670rxvt_term::scr_insert_mode (int mode) NOTHROW
1546{ 1671{
1547 if (mode) 1672 if (mode)
1548 screen.flags |= Screen_Insert; 1673 screen.flags |= Screen_Insert;
1549 else 1674 else
1550 screen.flags &= ~Screen_Insert; 1675 screen.flags &= ~Screen_Insert;
… …
1556 * XTERM_SEQ: Set tab at current column : ESC H 1681 * XTERM_SEQ: Set tab at current column : ESC H
1557 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1682 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1558 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1683 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1559 */ 1684 */
1560void 1685void
1561rxvt_term::scr_set_tab (int mode) 1686rxvt_term::scr_set_tab (int mode) NOTHROW
1562{ 1687{
1563 if (mode < 0) 1688 if (mode < 0)
1564 memset (tabs, 0, ncol * sizeof (char)); 1689 memset (tabs, 0, ncol);
1565 else if (screen.cur.col < ncol) 1690 else if (screen.cur.col < ncol)
1566 tabs[screen.cur.col] = (mode ? 1 : 0); 1691 tabs [screen.cur.col] = !!mode;
1567} 1692}
1568 1693
1569/* ------------------------------------------------------------------------- */ 1694/* ------------------------------------------------------------------------- */
1570/* 1695/*
1571 * Set reverse/normal video 1696 * Set reverse/normal video
1572 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1697 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1573 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1698 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1574 */ 1699 */
1575void 1700void
1576rxvt_term::scr_rvideo_mode (int mode) 1701rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1577{ 1702{
1578 XGCValues gcvalue; 1703 rvideo_mode = on;
1579 1704
1705#ifndef NO_BELL
1706 on ^= rvideo_bell;
1707#endif
1708
1580 if (rvideo != mode) 1709 if (rvideo_state != on)
1581 { 1710 {
1582 rvideo = mode; 1711 rvideo_state = on;
1712
1583 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]); 1713 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1584#if XPM_BACKGROUND 1714#ifdef HAVE_BG_PIXMAP
1585 if (bgPixmap.pixmap == None) 1715 if (bg_pixmap == None)
1586#endif 1716#endif
1587#if TRANSPARENT 1717 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1588 if (! (options & Opt_transparent) || am_transparent == 0)
1589#endif
1590 XSetWindowBackground (display->display, vt,
1591 pix_colors[Color_bg]);
1592 1718
1719 XGCValues gcvalue;
1593 gcvalue.foreground = pix_colors[Color_fg]; 1720 gcvalue.foreground = pix_colors[Color_fg];
1594 gcvalue.background = pix_colors[Color_bg]; 1721 gcvalue.background = pix_colors[Color_bg];
1595 XChangeGC (display->display, gc, GCBackground | GCForeground, 1722 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1596 &gcvalue); 1723
1597 scr_clear (); 1724 scr_clear ();
1598 scr_touch (true); 1725 scr_touch (true);
1599 } 1726 }
1600} 1727}
1601 1728
… …
1603/* 1730/*
1604 * Report current cursor position 1731 * Report current cursor position
1605 * XTERM_SEQ: Report position: ESC [ 6 n 1732 * XTERM_SEQ: Report position: ESC [ 6 n
1606 */ 1733 */
1607void 1734void
1608rxvt_term::scr_report_position () 1735rxvt_term::scr_report_position () NOTHROW
1609{ 1736{
1610 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1737 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1611} 1738}
1612 1739
1613/* ------------------------------------------------------------------------- * 1740/* ------------------------------------------------------------------------- *
… …
1616 1743
1617/* 1744/*
1618 * Set font style 1745 * Set font style
1619 */ 1746 */
1620void 1747void
1621rxvt_term::set_font_style () 1748rxvt_term::set_font_style () NOTHROW
1622{ 1749{
1750#if 0
1623 switch (charsets[screen.charset]) 1751 switch (charsets [screen.charset])
1624 { 1752 {
1625 case '0': /* DEC Special Character & Line Drawing Set */ 1753 case '0': /* DEC Special Character & Line Drawing Set */
1626 break; 1754 break;
1627 case 'A': /* United Kingdom (UK) */ 1755 case 'A': /* United Kingdom (UK) */
1628 break; 1756 break;
… …
1635 case 'C': /* Finnish character set */ 1763 case 'C': /* Finnish character set */
1636 break; 1764 break;
1637 case 'K': /* German character set */ 1765 case 'K': /* German character set */
1638 break; 1766 break;
1639 } 1767 }
1768#endif
1640} 1769}
1641 1770
1642/* ------------------------------------------------------------------------- */ 1771/* ------------------------------------------------------------------------- */
1643/* 1772/*
1644 * Choose a font 1773 * Choose a font
… …
1646 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1775 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1647 * XTERM_SEQ: Invoke G2 character set: ESC N 1776 * XTERM_SEQ: Invoke G2 character set: ESC N
1648 * XTERM_SEQ: Invoke G3 character set: ESC O 1777 * XTERM_SEQ: Invoke G3 character set: ESC O
1649 */ 1778 */
1650void 1779void
1651rxvt_term::scr_charset_choose (int set) 1780rxvt_term::scr_charset_choose (int set) NOTHROW
1652{ 1781{
1653 screen.charset = set; 1782 screen.charset = set;
1654 set_font_style (); 1783 set_font_style ();
1655} 1784}
1656 1785
… …
1662 * XTERM_SEQ: Set G2 character set: ESC * <C> 1791 * XTERM_SEQ: Set G2 character set: ESC * <C>
1663 * XTERM_SEQ: Set G3 character set: ESC + <C> 1792 * XTERM_SEQ: Set G3 character set: ESC + <C>
1664 * See set_font_style for possible values for <C> 1793 * See set_font_style for possible values for <C>
1665 */ 1794 */
1666void 1795void
1667rxvt_term::scr_charset_set (int set, unsigned int ch) 1796rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1668{ 1797{
1669 charsets[set] = (unsigned char)ch; 1798 charsets[set] = (unsigned char)ch;
1670 set_font_style (); 1799 set_font_style ();
1671} 1800}
1672 1801
… …
1677 1806
1678/* 1807/*
1679 * refresh matching text. 1808 * refresh matching text.
1680 */ 1809 */
1681bool 1810bool
1682rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1811rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1683{ 1812{
1684 bool found = false; 1813 bool found = false;
1685 1814
1686 for (int i = 0; i < nrow; i++) 1815 for (int i = 0; i < nrow; i++)
1687 { 1816 {
1688 int col = 0;
1689 rend_t *drp = drawn_buf[i].r; 1817 rend_t *drp = drawn_buf[i].r;
1690 1818
1691 for (; col < ncol; col++, drp++) 1819 for (int col = 0; col < ncol; col++, drp++)
1692 if ((*drp & mask) == value) 1820 if ((*drp & mask) == value)
1693 { 1821 {
1694 found = true; 1822 found = true;
1695 *drp = ~value; 1823 *drp = ~value;
1696 } 1824 }
… …
1707 PART_END, 1835 PART_END,
1708 RC_COUNT 1836 RC_COUNT
1709}; 1837};
1710 1838
1711void 1839void
1712rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) 1840rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1713{ 1841{
1714 int i; 1842 int i;
1715 row_col_t rc[RC_COUNT]; 1843 row_col_t rc[RC_COUNT];
1716 1844
1717 if (!drawn_buf) /* sanity check */ 1845 if (!drawn_buf) /* sanity check */
… …
1740 } 1868 }
1741 1869
1742 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1870 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1743 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1871 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1744 1872
1873 num_scr_allow = 0;
1874
1745 if (refresh) 1875 if (refresh)
1746 scr_refresh (SLOW_REFRESH); 1876 scr_refresh ();
1747} 1877}
1748 1878
1749/* ------------------------------------------------------------------------- */ 1879/* ------------------------------------------------------------------------- */
1750/* 1880/*
1751 * Refresh the entire screen 1881 * Refresh the entire screen
1752 */ 1882 */
1753void 1883void
1754rxvt_term::scr_touch (bool refresh) 1884rxvt_term::scr_touch (bool refresh) NOTHROW
1755{ 1885{
1756 scr_expose (0, 0, width, height, refresh); 1886 scr_expose (0, 0, vt_width, vt_height, refresh);
1757} 1887}
1758 1888
1759/* ------------------------------------------------------------------------- */ 1889/* ------------------------------------------------------------------------- */
1760/* 1890/*
1761 * Move the display so that the line represented by scrollbar value Y is at 1891 * Move the display so that the line represented by scrollbar value Y is at
1762 * the top of the screen 1892 * the top of the screen
1763 */ 1893 */
1764int 1894void
1765rxvt_term::scr_move_to (int y, int len) 1895rxvt_term::scr_move_to (int y, int len) NOTHROW
1766{ 1896{
1767 long p = 0; 1897 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1768 unsigned int oldviewstart;
1769
1770 oldviewstart = view_start;
1771
1772 if (y < len)
1773 {
1774 p = (nrow + nsaved) * (len - y) / len;
1775 p -= (long) (nrow - 1);
1776 p = max (p, 0);
1777 }
1778
1779 view_start = (unsigned int)min (p, nsaved);
1780
1781 return scr_changeview (oldviewstart);
1782} 1898}
1783 1899
1784/* ------------------------------------------------------------------------- */ 1900/* ------------------------------------------------------------------------- */
1785/* 1901/*
1786 * Page the screen up/down nlines 1902 * Page the screen up/down nlines
1787 * direction should be UP or DN 1903 * direction should be UP or DN
1788 */ 1904 */
1789int 1905bool
1790rxvt_term::scr_page (enum page_dirn direction, int nlines) 1906rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1791{ 1907{
1792 int n; 1908 int new_view_start =
1793 unsigned int oldviewstart;
1794
1795 oldviewstart = view_start;
1796
1797 if (direction == UP)
1798 {
1799 n = view_start + nlines;
1800 view_start = min (n, nsaved);
1801 }
1802 else
1803 {
1804 n = view_start - nlines; 1909 direction == UP ? view_start - nlines
1805 view_start = max (n, 0); 1910 : view_start + nlines;
1806 }
1807 1911
1808 return scr_changeview (oldviewstart); 1912 return scr_changeview (new_view_start);
1809} 1913}
1810 1914
1811int 1915bool
1812rxvt_term::scr_changeview (unsigned int oldviewstart) 1916rxvt_term::scr_changeview (int new_view_start) NOTHROW
1813{ 1917{
1918 clamp_it (new_view_start, top_row, 0);
1919
1814 if (view_start != oldviewstart) 1920 if (new_view_start == view_start)
1815 { 1921 return false;
1922
1923 num_scr += new_view_start - view_start;
1924 view_start = new_view_start;
1816 want_refresh = 1; 1925 want_refresh = 1;
1817 num_scr -= (view_start - oldviewstart);
1818 }
1819 1926
1820 return (int) (view_start - oldviewstart); 1927 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1821}
1822 1928
1823/* ------------------------------------------------------------------------- */ 1929 return true;
1930}
1931
1932#ifndef NO_BELL
1824void 1933void
1934rxvt_term::bell_cb (ev::timer &w, int revents)
1935{
1936 rvideo_bell = false;
1937 scr_rvideo_mode (rvideo_mode);
1938 refresh_check ();
1939}
1940#endif
1941
1942/* ------------------------------------------------------------------------- */
1943void
1825rxvt_term::scr_bell () 1944rxvt_term::scr_bell () NOTHROW
1826{ 1945{
1827#ifndef NO_BELL 1946#ifndef NO_BELL
1828 1947
1829# ifndef NO_MAPALERT 1948# ifndef NO_MAPALERT
1830# ifdef MAPALERT_OPTION 1949# ifdef MAPALERT_OPTION
1831 if (options & Opt_mapAlert) 1950 if (option (Opt_mapAlert))
1832# endif 1951# endif
1833 XMapWindow (display->display, parent[0]); 1952 XMapWindow (dpy, parent);
1834# endif 1953# endif
1835 1954
1955# if ENABLE_FRILLS
1956 if (option (Opt_urgentOnBell))
1957 set_urgency (1);
1958# endif
1959
1836 if (options & Opt_visualBell) 1960 if (option (Opt_visualBell))
1837 { 1961 {
1838 scr_rvideo_mode (!rvideo); /* refresh also done */ 1962 rvideo_bell = true;
1963 scr_rvideo_mode (rvideo_mode);
1964 flush ();
1965
1839 rxvt_usleep (VISUAL_BELL_DURATION); 1966 bell_ev.start (VISUAL_BELL_DURATION);
1840 scr_rvideo_mode (!rvideo); /* refresh also done */
1841 } 1967 }
1842 else 1968 else
1843 XBell (display->display, 0); 1969 XBell (dpy, 0);
1844 1970 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1845#endif 1971#endif
1846} 1972}
1847 1973
1848/* ------------------------------------------------------------------------- */ 1974/* ------------------------------------------------------------------------- */
1849/* ARGSUSED */
1850void 1975void
1851rxvt_term::scr_printscreen (int fullhist) 1976rxvt_term::scr_printscreen (int fullhist) NOTHROW
1852{ 1977{
1853#ifdef PRINTPIPE 1978#ifdef PRINTPIPE
1854 int nrows, row_start; 1979 int nrows, row_start;
1855 FILE *fd; 1980 FILE *fd = popen_printer ();
1856 1981
1857 if ((fd = popen_printer ()) == NULL) 1982 if (!fd)
1858 return; 1983 return;
1859 1984
1860 if (fullhist) 1985 if (fullhist)
1861 { 1986 {
1862 nrows = nrow + nsaved; 1987 nrows = nrow - top_row;
1863 row_start = -nsaved; 1988 row_start = top_row;
1864 } 1989 }
1865 else 1990 else
1866 { 1991 {
1867 nrows = nrow; 1992 nrows = nrow;
1868 row_start = -view_start; 1993 row_start = view_start;
1869 } 1994 }
1870 1995
1871 wctomb (0, 0); 1996 wctomb (0, 0);
1872 1997
1873 for (int r1 = 0; r1 < nrows; r1++) 1998 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1874 { 1999 {
1875 text_t *tp = ROW(r1).t; 2000 text_t *tp = ROW(r1).t;
1876 int len = ROW(r1).l; 2001 int len = ROW(r1).l;
1877 2002
1878 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN 2003 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
… …
1905 * Refresh the screen 2030 * Refresh the screen
1906 * drawn_text/drawn_rend contain the screen information before the update. 2031 * drawn_text/drawn_rend contain the screen information before the update.
1907 * screen.text/screen.rend contain what the screen will change to. 2032 * screen.text/screen.rend contain what the screen will change to.
1908 */ 2033 */
1909void 2034void
1910rxvt_term::scr_refresh (unsigned char refresh_type) 2035rxvt_term::scr_refresh () NOTHROW
1911{ 2036{
1912 unsigned char must_clear, /* use draw_string not draw_image_string */
1913 showcursor; /* show the cursor */
1914 int16_t col, row, /* column/row we're processing */ 2037 int16_t col, row, /* column/row we're processing */
1915 ocrow; /* old cursor row */ 2038 ocrow; /* old cursor row */
1916 int i; /* tmp */ 2039 int i; /* tmp */
1917#ifndef NO_CURSORCOLOR 2040#ifndef NO_CURSORCOLOR
1918 rend_t cc1; /* store colours at cursor position (s) */ 2041 rend_t cc1; /* store colours at cursor position (s) */
1919#endif 2042#endif
1920 rend_t *crp; // cursor rendition pointer 2043 rend_t *crp; // cursor rendition pointer
2044 rend_t ccol1, /* Cursor colour */
2045 ccol2; /* Cursor colour2 */
1921 2046
1922 want_refresh = 0; /* screen is current */ 2047 want_refresh = 0; /* screen is current */
1923 2048
1924 if (refresh_type == NO_REFRESH || !mapped) 2049 if (refresh_type == NO_REFRESH || !mapped)
1925 return; 2050 return;
1926 2051
1927 /* 2052 /*
1928 * A: set up vars 2053 * A: set up vars
1929 */ 2054 */
1930 must_clear = 0;
1931 refresh_count = 0; 2055 refresh_count = 0;
1932 2056
1933#if XPM_BACKGROUND 2057 unsigned int old_screen_flags = screen.flags;
1934 must_clear |= bgPixmap.pixmap != None; 2058 bool have_bg = 0;
1935#endif 2059#ifdef HAVE_BG_PIXMAP
1936#if TRANSPARENT 2060 have_bg = bg_pixmap != None;
1937 must_clear |= (options & Opt_transparent) && am_transparent;
1938#endif 2061#endif
1939 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2062 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1940 2063
1941 /* 2064 /*
1942 * B: reverse any characters which are selected 2065 * B: reverse any characters which are selected
1943 */ 2066 */
1944 scr_reverse_selection (); 2067 scr_reverse_selection ();
1945 2068
2069 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2070#if ENABLE_OVERLAY
2071 scr_swap_overlay ();
2072#endif
2073
2074 bool showcursor = screen.flags & Screen_VisibleCursor;
2075
1946 /* 2076 /*
1947 * C: set the cursor character (s) 2077 * C: set the cursor character (s)
1948 */ 2078 */
1949 { 2079 {
1950 unsigned char setoldcursor; 2080 bool setoldcursor;
1951 rend_t ccol1, /* Cursor colour */
1952 ccol2; /* Cursor colour2 */
1953 2081
1954 showcursor = (screen.flags & Screen_VisibleCursor);
1955#ifdef CURSOR_BLINK 2082#ifdef CURSOR_BLINK
1956 if (hidden_cursor) 2083 if (hidden_cursor)
1957 showcursor = 0; 2084 showcursor = 0;
1958#endif 2085#endif
1959 2086
… …
1964 while (col && ROW(screen.cur.row).t[col] == NOCHAR) 2091 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1965 col--; 2092 col--;
1966 2093
1967 crp = &ROW(screen.cur.row).r[col]; 2094 crp = &ROW(screen.cur.row).r[col];
1968 2095
1969 if (showcursor && focus) 2096#ifndef NO_CURSORCOLOR
2097 cc1 = *crp & (RS_fgMask | RS_bgMask);
2098 if (ISSET_PIXCOLOR (Color_cursor))
2099 ccol1 = Color_cursor;
2100 else
2101#endif
2102#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2103 ccol1 = fgcolor_of (rstyle);
2104#else
2105 ccol1 = Color_fg;
2106#endif
2107
2108#ifndef NO_CURSORCOLOR
2109 if (ISSET_PIXCOLOR (Color_cursor2))
2110 ccol2 = Color_cursor2;
2111 else
2112#endif
2113#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2114 ccol2 = bgcolor_of (rstyle);
2115#else
2116 ccol2 = Color_bg;
2117#endif
2118
2119 if (focus)
1970 { 2120 {
1971 if (options & Opt_cursorUnderline) 2121 if (option (Opt_cursorUnderline))
1972 *crp ^= RS_Uline; 2122 *crp ^= RS_Uline;
1973 else 2123 else
1974 { 2124 {
1975 *crp ^= RS_RVid; 2125 *crp ^= RS_RVid;
1976
1977#ifndef NO_CURSORCOLOR
1978 cc1 = *crp & (RS_fgMask | RS_bgMask);
1979 if (ISSET_PIXCOLOR (Color_cursor))
1980 ccol1 = Color_cursor;
1981 else
1982#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1983 ccol1 = GET_FGCOLOR (rstyle);
1984#else
1985 ccol1 = Color_fg;
1986#endif
1987 if (ISSET_PIXCOLOR (Color_cursor2))
1988 ccol2 = Color_cursor2;
1989 else
1990#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1991 ccol2 = GET_BGCOLOR (rstyle);
1992#else
1993 ccol2 = Color_bg;
1994#endif
1995 *crp = SET_FGCOLOR (*crp, ccol1); 2126 *crp = SET_FGCOLOR (*crp, ccol1);
1996 *crp = SET_BGCOLOR (*crp, ccol2); 2127 *crp = SET_BGCOLOR (*crp, ccol2);
1997#endif
1998 } 2128 }
1999 } 2129 }
2000 } 2130 }
2001 2131
2002 /* make sure no outline cursor is left around */ 2132 /* make sure no outline cursor is left around */
2003 setoldcursor = 0; 2133 setoldcursor = 0;
2004 if (ocrow != -1) 2134 if (ocrow != -1)
2005 { 2135 {
2006 if (screen.cur.row + view_start != ocrow 2136 if (screen.cur.row - view_start != ocrow
2007 || screen.cur.col != oldcursor.col) 2137 || screen.cur.col != oldcursor.col)
2008 { 2138 {
2009 if (ocrow < nrow 2139 if (ocrow < nrow
2010 && oldcursor.col < ncol) 2140 && oldcursor.col < ncol)
2011 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline); 2141 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
… …
2019 else if (!focus) 2149 else if (!focus)
2020 setoldcursor = 1; 2150 setoldcursor = 1;
2021 2151
2022 if (setoldcursor) 2152 if (setoldcursor)
2023 { 2153 {
2024 if (screen.cur.row + view_start >= nrow) 2154 if (screen.cur.row - view_start >= nrow)
2025 oldcursor.row = -1; 2155 oldcursor.row = -1;
2026 else 2156 else
2027 { 2157 {
2028 oldcursor.row = screen.cur.row + view_start; 2158 oldcursor.row = screen.cur.row - view_start;
2029 oldcursor.col = screen.cur.col; 2159 oldcursor.col = screen.cur.col;
2030 } 2160 }
2031 } 2161 }
2032 } 2162 }
2033
2034#if ENABLE_OVERLAY
2035 scr_swap_overlay ();
2036#endif
2037 2163
2038#ifndef NO_SLOW_LINK_SUPPORT 2164#ifndef NO_SLOW_LINK_SUPPORT
2039 /* 2165 /*
2040 * D: CopyArea pass - very useful for slower links 2166 * D: CopyArea pass - very useful for slower links
2041 * This has been deliberately kept simple. 2167 * This has been deliberately kept simple.
2042 */ 2168 */
2043 i = num_scr;
2044 if (!display->is_local 2169 if (!display->is_local
2045 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr 2170 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2046 && abs (num_scr) < nrow && !must_clear) 2171 && abs (num_scr) < nrow && !have_bg)
2047 { 2172 {
2048 int16_t nits; 2173 int16_t nits;
2174 int i = num_scr;
2049 int j; 2175 int j;
2050 int len, wlen; 2176 int len, wlen;
2051 2177
2052 j = nrow; 2178 j = nrow;
2053 wlen = len = -1; 2179 wlen = len = -1;
2054 row = i > 0 ? 0 : j - 1; 2180 row = i > 0 ? 0 : j - 1;
2181
2055 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2182 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2056 { 2183 {
2057 if (row + i >= 0 && row + i < nrow && row + i != ocrow) 2184 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2058 { 2185 {
2059 line_t s = ROW(row - view_start); 2186 line_t s = ROW(view_start + row);
2060 line_t d = drawn_buf[row]; 2187 line_t d = drawn_buf[row];
2061 line_t d2 = drawn_buf[row + i]; 2188 line_t d2 = drawn_buf[row + i];
2062 2189
2063 for (nits = 0, col = ncol; col--; ) 2190 for (nits = 0, col = ncol; col--; )
2064 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])
… …
2080 wlen = row; 2207 wlen = row;
2081 continue; 2208 continue;
2082 } 2209 }
2083 } 2210 }
2084 2211
2085 if (len != -1) 2212 if (len >= 0)
2086 { 2213 {
2087 /* also comes here at end if needed because of >= above */ 2214 /* also comes here at end if needed because of >= above */
2088 if (wlen < len) 2215 if (wlen < len)
2089 ::swap (wlen, len); 2216 ::swap (wlen, len);
2090 2217
2218 XGCValues gcv;
2219
2220 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2091 XCopyArea (display->display, vt, vt, 2221 XCopyArea (dpy, vt, vt,
2092 gc, 0, Row2Pixel (len + i), 2222 gc, 0, Row2Pixel (len + i),
2093 (unsigned int)TermWin_TotalWidth (), 2223 (unsigned int)this->width,
2094 (unsigned int)Height2Pixel (wlen - len + 1), 2224 (unsigned int)Height2Pixel (wlen - len + 1),
2095 0, Row2Pixel (len)); 2225 0, Row2Pixel (len));
2226 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2227
2096 len = -1; 2228 len = -1;
2097 } 2229 }
2098 } 2230 }
2099 } 2231 }
2100#endif 2232#endif
… …
2102 /* 2234 /*
2103 * E: main pass across every character 2235 * E: main pass across every character
2104 */ 2236 */
2105 for (row = 0; row < nrow; row++) 2237 for (row = 0; row < nrow; row++)
2106 { 2238 {
2107 text_t *stp = ROW(row - view_start).t; 2239 text_t *stp = ROW(view_start + row).t;
2108 rend_t *srp = ROW(row - view_start).r; 2240 rend_t *srp = ROW(view_start + row).r;
2109 text_t *dtp = drawn_buf[row].t; 2241 text_t *dtp = drawn_buf[row].t;
2110 rend_t *drp = drawn_buf[row].r; 2242 rend_t *drp = drawn_buf[row].r;
2111 2243
2112 /* 2244 /*
2113 * E2: OK, now the real pass 2245 * E2: OK, now the real pass
… …
2124 continue; 2256 continue;
2125 2257
2126 // redraw one or more characters 2258 // redraw one or more characters
2127 2259
2128 // seek to the beginning of wide characters 2260 // seek to the beginning of wide characters
2129 while (stp[col] == NOCHAR && col > 0) 2261 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2130 --col; 2262 --col;
2131 2263
2132 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2264 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2133 text_t *text = stp + col; 2265 text_t *text = stp + col;
2134 int count = 1; 2266 int count = 1;
2135 2267
2136 dtp[col] = stp[col]; 2268 dtp[col] = stp[col];
2137 drp[col] = rend; 2269 drp[col] = rend;
… …
2141 for (i = 0; ++col < ncol; ) 2273 for (i = 0; ++col < ncol; )
2142 { 2274 {
2143 if (stp[col] == NOCHAR) 2275 if (stp[col] == NOCHAR)
2144 { 2276 {
2145 dtp[col] = stp[col]; 2277 dtp[col] = stp[col];
2146 drp[col] = rend; 2278 drp[col] = srp[col];
2279
2147 count++; 2280 count++;
2148 i++; 2281 i++;
2149 2282
2150 continue; 2283 continue;
2151 } 2284 }
… …
2156 count++; 2289 count++;
2157 2290
2158 if (stp[col] != dtp[col] 2291 if (stp[col] != dtp[col]
2159 || !RS_SAME (srp[col], drp[col])) 2292 || !RS_SAME (srp[col], drp[col]))
2160 { 2293 {
2161 if (must_clear && (i++ > count / 2)) 2294 if (have_bg && (i++ > count / 2))
2162 break; 2295 break;
2163 2296
2164 dtp[col] = stp[col]; 2297 dtp[col] = stp[col];
2165 drp[col] = rend; 2298 drp[col] = rend;
2166 i = 0; 2299 i = 0;
2167 } 2300 }
2168 else if (must_clear || (stp[col] != ' ' && ++i >= 16)) 2301 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2169 break; 2302 break;
2170 } 2303 }
2171 2304
2172 col--; /* went one too far. move back */ 2305 col--; /* went one too far. move back */
2173 count -= i; /* dump any matching trailing chars */ 2306 count -= i; /* dump any matching trailing chars */
2174 2307
2175 // sometimes we optimize away the trailing NOCHAR's, add them back 2308 // sometimes we optimize away the trailing NOCHAR's, add them back
2176 while (i && text[count] == NOCHAR) 2309 while (ecb_unlikely (i && text[count] == NOCHAR))
2177 count++, i--; 2310 count++, i--;
2178 2311
2179 /* 2312 /*
2180 * Determine the attributes for the string 2313 * Determine the attributes for the string
2181 */ 2314 */
2182 int fore = GET_FGCOLOR (rend); // desired foreground 2315 int fore = fgcolor_of (rend); // desired foreground
2183 int back = GET_BGCOLOR (rend); // desired background 2316 int back = bgcolor_of (rend); // desired background
2184 2317
2185 // 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
2186 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)))
2187 { 2320 {
2188#if ENABLE_STYLES
2189 // force redraw after "careful" characters to avoid pixel droppings
2190 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2191 drp[col + 1] = ~srp[col + 1];
2192
2193 // include previous careful character(s) if possible, looks nicer (best effort...)
2194 while (text > stp
2195 && srp[text - stp - 1] & RS_Careful
2196 && RS_SAME (rend, srp[text - stp - 1]))
2197 text--, count++, xpixel -= fwidth;
2198#endif
2199
2200 bool invert = rend & RS_RVid; 2321 bool invert = rend & RS_RVid;
2201 2322
2202#ifndef NO_BOLD_UNDERLINE_REVERSE 2323#ifndef NO_BOLD_UNDERLINE_REVERSE
2203 if (rend & RS_Bold
2204 && fore == Color_fg) 2324 if (rend & RS_Bold && fore == Color_fg)
2205 { 2325 {
2206 if (ISSET_PIXCOLOR (Color_BD)) 2326 if (ISSET_PIXCOLOR (Color_BD))
2207 fore = Color_BD; 2327 fore = Color_BD;
2208# if !ENABLE_STYLES 2328# if !ENABLE_STYLES
2209 else 2329 else
2210 invert = !invert; 2330 invert = !invert;
2211# endif 2331# endif
2212 } 2332 }
2213 2333
2214 if (rend & RS_Italic 2334 if (rend & RS_Italic && fore == Color_fg)
2215 && fore == Color_fg)
2216 { 2335 {
2217 if (ISSET_PIXCOLOR (Color_IT)) 2336 if (ISSET_PIXCOLOR (Color_IT))
2218 fore = Color_IT; 2337 fore = Color_IT;
2219# if !ENABLE_STYLES 2338# if !ENABLE_STYLES
2220 else 2339 else
2221 invert = !invert; 2340 invert = !invert;
2222# endif 2341# endif
2223 } 2342 }
2224 2343
2225 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL)) 2344 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2226 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 }
2227#endif 2366#endif
2228 2367
2229 if (invert) 2368 if (invert)
2230 { 2369 {
2231 ::swap (fore, back); 2370 ::swap (fore, back);
2232 2371
2233#ifndef NO_BOLD_UNDERLINE_REVERSE 2372#ifndef NO_BOLD_UNDERLINE_REVERSE
2234 if (ISSET_PIXCOLOR (Color_RV))
2235 back = Color_RV;
2236
2237 if (fore == back) 2373 if (fore == back)
2238 { 2374 {
2239 fore = Color_bg; 2375 fore = Color_bg;
2240 back = Color_fg; 2376 back = Color_fg;
2241 } 2377 }
… …
2243 } 2379 }
2244 2380
2245#ifdef TEXT_BLINK 2381#ifdef TEXT_BLINK
2246 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg)) 2382 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2247 { 2383 {
2248 if (!text_blink_ev.active) 2384 if (!text_blink_ev.is_active ())
2249 { 2385 {
2250 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL); 2386 text_blink_ev.again ();
2251 hidden_text = 0; 2387 hidden_text = 0;
2252 } 2388 }
2253 else if (hidden_text) 2389 else if (hidden_text)
2254 fore = back; 2390 fore = back;
2255 } 2391 }
2256#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
2257 } 2411 }
2258 2412
2259 /* 2413 /*
2260 * Actually do the drawing of the string here 2414 * Actually do the drawing of the string here
2261 */ 2415 */
2262 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2416 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2263 2417
2264 if (back == fore) 2418 if (ecb_likely (have_bg && back == Color_bg))
2265 font->clear_rect (*drawable, xpixel, ypixel,
2266 fwidth * count, fheight,
2267 back);
2268 else if (back == Color_bg)
2269 { 2419 {
2270 if (must_clear) 2420 // this is very ugly, maybe push it into ->draw?
2271 {
2272 CLEAR_CHARS (xpixel, ypixel, count);
2273 2421
2274 for (i = 0; i < count; i++) /* don't draw empty strings */ 2422 for (i = 0; i < count; i++) /* don't draw empty strings */
2275 if (text[i] != ' ') 2423 if (text[i] != ' ')
2276 { 2424 {
2277 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1); 2425 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2278 break; 2426 goto did_clear;
2279 }
2280 } 2427 }
2281 else 2428
2282 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg); 2429 CLEAR_CHARS (xpixel, ypixel, count);
2430 did_clear: ;
2283 } 2431 }
2284 else 2432 else
2285 font->draw (*drawable, xpixel, ypixel, text, count, fore, back); 2433 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2286 2434
2287 if (rend & RS_Uline && font->descent > 1 && fore != back) 2435 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2288 { 2436 {
2289#if ENABLE_FRILLS 2437#if ENABLE_FRILLS
2290 if (ISSET_PIXCOLOR (Color_underline)) 2438 if (ISSET_PIXCOLOR (Color_underline))
2291 XSetForeground (display->display, gc, pix_colors[Color_underline]); 2439 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2292 else 2440 else
2293#endif 2441#endif
2294 XSetForeground (display->display, gc, pix_colors[fore]); 2442 XSetForeground (dpy, gc, pix_colors[fore]);
2295 2443
2296 XDrawLine (display->display, drawBuffer, gc, 2444 XDrawLine (dpy, vt, gc,
2297 xpixel, ypixel + font->ascent + 1, 2445 xpixel, ypixel + font->ascent + 1,
2298 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2446 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2299 } 2447 }
2300 } /* for (col....) */ 2448 } /* for (col....) */
2301 } /* for (row....) */ 2449 } /* for (row....) */
2302 2450
2303#if ENABLE_OVERLAY
2304 scr_swap_overlay ();
2305#endif
2306
2307 /* 2451 /*
2308 * G: cleanup cursor and display outline cursor if necessary 2452 * G: cleanup cursor and display outline cursor if necessary
2309 */ 2453 */
2310 if (showcursor) 2454 if (showcursor)
2311 { 2455 {
2312 if (focus) 2456 if (focus)
2313 { 2457 {
2314 if (options & Opt_cursorUnderline) 2458 if (option (Opt_cursorUnderline))
2315 *crp ^= RS_Uline; 2459 *crp ^= RS_Uline;
2316 else 2460 else
2317 { 2461 {
2318 *crp ^= RS_RVid; 2462 *crp ^= RS_RVid;
2319#ifndef NO_CURSORCOLOR 2463#ifndef NO_CURSORCOLOR
… …
2333 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR) 2477 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2334 cursorwidth++; 2478 cursorwidth++;
2335 2479
2336#ifndef NO_CURSORCOLOR 2480#ifndef NO_CURSORCOLOR
2337 if (ISSET_PIXCOLOR (Color_cursor)) 2481 if (ISSET_PIXCOLOR (Color_cursor))
2338 XSetForeground (display->display, gc, pix_colors[Color_cursor]); 2482 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2483 else
2339#endif 2484#endif
2485 XSetForeground (dpy, gc, pix_colors[ccol1]);
2340 2486
2341 XDrawRectangle (display->display, drawBuffer, gc, 2487 XDrawRectangle (dpy, vt, gc,
2342 Col2Pixel (col), 2488 Col2Pixel (col),
2343 Row2Pixel (oldcursor.row), 2489 Row2Pixel (oldcursor.row),
2344 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2490 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2345 (unsigned int) (Height2Pixel (1) - lineSpace - 1)); 2491 (unsigned int) (Height2Pixel (1) - 1));
2346 } 2492 }
2347 } 2493 }
2348 2494
2349 /* 2495 /*
2350 * H: cleanup selection 2496 * H: cleanup selection
2351 */ 2497 */
2498#if ENABLE_OVERLAY
2499 scr_swap_overlay ();
2500#endif
2501 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2502
2352 scr_reverse_selection (); 2503 scr_reverse_selection ();
2353 2504
2354 if (refresh_type & SMOOTH_REFRESH) 2505 screen.flags = old_screen_flags;
2355 XFlush (display->display);
2356
2357 num_scr = 0; 2506 num_scr = 0;
2358 num_scr_allow = 1; 2507 num_scr_allow = 1;
2359} 2508}
2360 2509
2361void 2510void
2362rxvt_term::scr_remap_chars (const line_t &l) 2511rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2363{ 2512{
2364 if (!l.t) 2513 if (!l.valid ())
2365 return; 2514 return;
2515
2516 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2366 2517
2367 for (int i = ncol; i--; ) 2518 for (int i = ncol; i--; )
2368 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i])); 2519 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2369} 2520}
2370 2521
2371void 2522void
2372rxvt_term::scr_remap_chars () 2523rxvt_term::scr_remap_chars () NOTHROW
2373{ 2524{
2374 for (int i = total_rows; i--; ) 2525 for (int i = total_rows; i--; )
2375 scr_remap_chars (row_buf [i]); 2526 scr_remap_chars (row_buf [i]);
2376 2527
2377 for (int i = nrow; i--; ) 2528 for (int i = nrow; i--; )
… …
2380 scr_remap_chars (swap_buf [i]); 2531 scr_remap_chars (swap_buf [i]);
2381 } 2532 }
2382} 2533}
2383 2534
2384void 2535void
2385rxvt_term::scr_recolour () 2536rxvt_term::scr_recolour (bool refresh) NOTHROW
2386{ 2537{
2387 if (1 2538 bool transparent = false;
2388#if TRANSPARENT 2539
2389 && !am_transparent 2540#ifdef HAVE_BG_PIXMAP
2541 if (bg_pixmap != None)
2542 {
2543# ifdef ENABLE_TRANSPARENCY
2544 if (bg_flags & BG_IS_TRANSPARENT)
2545 {
2546 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2547 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2548
2549 transparent = true;
2550 }
2551 else
2390#endif 2552# endif
2391#if XPM_BACKGROUND
2392 && !bgPixmap.pixmap
2393#endif
2394 ) 2553 {
2554 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2555 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2556 }
2395 { 2557 }
2558 else
2559#endif
2560 {
2396 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]); 2561 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2397 XClearWindow (display->display, parent[0]);
2398 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]); 2562 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2399#if HAVE_SCROLLBARS 2563 }
2564
2565 XClearWindow (dpy, parent);
2566
2400 if (scrollBar.win) 2567 if (scrollBar.win)
2401 { 2568 {
2569 if (transparent)
2570 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2571 else
2402 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); 2572 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2403 scrollBar.setIdle (); 2573 scrollBar.state = SB_STATE_IDLE;
2404 scrollbar_show (0); 2574 scrollBar.show (0);
2405 } 2575 }
2406#endif 2576
2577 if (refresh)
2407 } 2578 {
2408
2409 scr_clear (); 2579 scr_clear ();
2410 scr_touch (true); 2580 scr_touch (true);
2581 }
2411 want_refresh = 1; 2582 want_refresh = 1;
2412} 2583}
2413 2584
2414/* ------------------------------------------------------------------------- */ 2585/* ------------------------------------------------------------------------- */
2415void 2586void
2416rxvt_term::scr_clear (bool really) 2587rxvt_term::scr_clear (bool really) NOTHROW
2417{ 2588{
2418 if (!mapped) 2589 if (!mapped)
2419 return; 2590 return;
2420 2591
2421 num_scr_allow = 0; 2592 num_scr_allow = 0;
2422 want_refresh = 1; 2593 want_refresh = 1;
2423 2594
2424 if (really) 2595 if (really)
2425 XClearWindow (display->display, vt); 2596 XClearWindow (dpy, vt);
2426} 2597}
2427 2598
2428/* ------------------------------------------------------------------------- */
2429void 2599void
2600rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2601{
2602 int view_end = view_start + nrow;
2603 int row, col;
2604
2605 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2606 {
2607 text_t *stp = ROW(row).t;
2608 rend_t *srp = ROW(row).r;
2609
2610 for (col = beg_col; col < end_col; col++)
2611 srp[col] ^= rstyle1;
2612
2613 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2614 srp[col] ^= rstyle2;
2615
2616 if (++col < end_col)
2617 srp[col] ^= rstyle2;
2618 }
2619}
2620
2621void
2622rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2623{
2624 int view_end = view_start + nrow;
2625 int row, col;
2626
2627 if (beg_row >= view_start)
2628 {
2629 col = beg_col;
2630 row = beg_row;
2631 }
2632 else
2633 {
2634 col = 0;
2635 row = view_start;
2636 }
2637
2638 for (; row < min (end_row, view_end); row++, col = 0)
2639 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2640 srp[col] ^= rstyle;
2641
2642 if (row == end_row)
2643 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2644 srp[col] ^= rstyle;
2645}
2646
2647/* ------------------------------------------------------------------------- */
2648void
2430rxvt_term::scr_reverse_selection () 2649rxvt_term::scr_reverse_selection () NOTHROW
2431{ 2650{
2432 if (selection.op 2651 if (selection.op
2433 && current_screen == selection.screen 2652 && current_screen == selection.screen
2434 && selection.end.row >= -view_start) 2653 && selection.end.row >= view_start)
2435 { 2654 {
2436 int view_end = -view_start + nrow; 2655#if !ENABLE_MINIMAL
2437 int row, col;
2438
2439#if ENABLE_FRILLS
2440 if (selection.rect) 2656 if (selection.rect)
2441 { 2657 scr_xor_rect (selection.beg.row, selection.beg.col,
2442 for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++) 2658 selection.end.row, selection.end.col,
2443 for (rend_t *srp = ROW(row).r, col = selection.beg.col; col < selection.end.col; col++) 2659 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2444 srp[col] ^= RS_RVid;
2445 }
2446 else 2660 else
2447#endif 2661#endif
2448 { 2662 scr_xor_span (selection.beg.row, selection.beg.col,
2449 if (selection.beg.row >= -view_start) 2663 selection.end.row, selection.end.col,
2450 { 2664 RS_Sel | RS_RVid);
2451 col = selection.beg.col;
2452 row = selection.beg.row;
2453 }
2454 else
2455 {
2456 col = 0;
2457 row = view_start;
2458 }
2459
2460 for (; row < min (selection.end.row, view_end); row++, col = 0)
2461 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2462 srp[col] ^= RS_RVid;
2463
2464 if (row == selection.end.row)
2465 for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2466 srp[col] ^= RS_RVid;
2467 }
2468 } 2665 }
2469} 2666}
2470 2667
2471/* ------------------------------------------------------------------------- */ 2668/* ------------------------------------------------------------------------- */
2472/* 2669/*
2473 * Dump the whole scrollback and screen to the passed filedescriptor. The 2670 * Dump the whole scrollback and screen to the passed filedescriptor. The
2474 * invoking routine must close the fd. 2671 * invoking routine must close the fd.
2475 */ 2672 */
2476#if 0 2673#if 0
2477void 2674void
2478rxvt_term::scr_dump (int fd) 2675rxvt_term::scr_dump (int fd) NOTHROW
2479{ 2676{
2480 int row, wrote; 2677 // if this method is needed, it can be implemented by factoring the
2481 unsigned int width, towrite; 2678 // relevant code in scr_printscreen
2482 char r1[] = "\n";
2483
2484 for (row = saveLines - nsaved;
2485 row < saveLines + nrow - 1; row++)
2486 {
2487 width = row_buf[row].l >= 0 ? row_buf[row].l
2488 : ncol;
2489 for (towrite = width; towrite; towrite -= wrote)
2490 {
2491 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2492 towrite);
2493 if (wrote < 0)
2494 return; /* XXX: death, no report */
2495 }
2496 if (row_buf[row].l >= 0)
2497 if (write (fd, r1, 1) <= 0)
2498 return; /* XXX: death, no report */
2499 }
2500} 2679}
2501#endif 2680#endif
2502 2681
2503/* ------------------------------------------------------------------------- * 2682/* ------------------------------------------------------------------------- *
2504 * CHARACTER SELECTION * 2683 * CHARACTER SELECTION *
2505 * ------------------------------------------------------------------------- */ 2684 * ------------------------------------------------------------------------- */
2506void 2685void
2507rxvt_term::selection_check (int check_more) 2686rxvt_term::selection_check (int check_more) NOTHROW
2508{ 2687{
2509 row_col_t pos;
2510
2511 if (!selection.op) 2688 if (!selection.op)
2512 return; 2689 return;
2513 2690
2514 pos.row = pos.col = 0;
2515 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow) 2691 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2516 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow) 2692 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2517 || !IN_RANGE_EXC (selection.end.row, -nsaved, nrow) 2693 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2518 || (check_more == 1 2694 || (check_more == 1
2519 && current_screen == selection.screen 2695 && current_screen == selection.screen
2520 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2696 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2521 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2697 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2522 || (check_more == 2
2523 && ROWCOL_IS_BEFORE (selection.beg, pos)
2524 && ROWCOL_IS_AFTER (selection.end, pos))
2525 || (check_more == 3
2526 && ROWCOL_IS_AFTER (selection.end, pos))
2527 || (check_more == 4 /* screen width change */
2528 && (selection.beg.row != selection.end.row
2529 || selection.end.col > ncol)))
2530 CLEAR_SELECTION (); 2698 CLEAR_ALL_SELECTION ();
2531} 2699}
2532 2700
2533/* ------------------------------------------------------------------------- */ 2701/* ------------------------------------------------------------------------- */
2534/* 2702/*
2535 * Paste a selection direct to the command fd 2703 * Paste a selection direct to the command fd
2536 */ 2704 */
2537void 2705void
2538rxvt_term::paste (unsigned char *data, unsigned int len) 2706rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2539{ 2707{
2540 /* convert normal newline chars into common keyboard Return key sequence */ 2708 /* convert normal newline chars into common keyboard Return key sequence */
2541 for (unsigned int i = 0; i < len; i++) 2709 for (unsigned int i = 0; i < len; i++)
2542 if (data[i] == C0_LF) 2710 if (data[i] == C0_LF)
2543 data[i] = C0_CR; 2711 data[i] = C0_CR;
2544 2712
2713 if (priv_modes & PrivMode_BracketPaste)
2714 tt_printf ("\x1b[200~");
2715
2545 tt_write (data, len); 2716 tt_write (data, len);
2546}
2547 2717
2548/* ------------------------------------------------------------------------- */ 2718 if (priv_modes & PrivMode_BracketPaste)
2549/* 2719 tt_printf ("\x1b[201~");
2550 * Respond to a notification that a primary selection has been sent
2551 * EXT: SelectionNotify
2552 */
2553void
2554rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2555{
2556 if (prop == None) /* check for failed XConvertSelection */
2557 {
2558 if ((selection_type & Sel_CompoundText))
2559 {
2560 int selnum = selection_type & Sel_whereMask;
2561
2562 selection_type = 0;
2563 if (selnum != Sel_direct)
2564 selection_request_other (XA_STRING, selnum);
2565 }
2566
2567 if ((selection_type & Sel_UTF8String))
2568 {
2569 int selnum = selection_type & Sel_whereMask;
2570
2571 selection_type = Sel_CompoundText;
2572 if (selnum != Sel_direct)
2573 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2574 else
2575 selection_type = 0;
2576 }
2577
2578 return;
2579 }
2580
2581 unsigned long bytes_after;
2582 XTextProperty ct;
2583
2584 if (XGetWindowProperty (display->display, win, prop,
2585 0, PROP_SIZE / 4,
2586 delete_prop, AnyPropertyType,
2587 &ct.encoding, &ct.format,
2588 &ct.nitems, &bytes_after,
2589 &ct.value) != Success)
2590 {
2591 ct.value = 0;
2592 goto bailout;
2593 }
2594
2595 if (ct.encoding == None)
2596 goto bailout;
2597
2598 if (bytes_after)
2599 {
2600 // fetch and append remaining data
2601 XTextProperty ct2;
2602
2603 if (XGetWindowProperty (display->display, win, prop,
2604 ct.nitems / 4, (bytes_after + 3) / 4,
2605 delete_prop, AnyPropertyType,
2606 &ct2.encoding, &ct2.format,
2607 &ct2.nitems, &bytes_after,
2608 &ct2.value) != Success)
2609 goto bailout;
2610
2611 // realloc should be compatible to XFree, here, and elsewhere, too
2612 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2613 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2614 ct.nitems += ct2.nitems;
2615
2616 XFree (ct2.value);
2617 }
2618
2619 if (ct.value == 0)
2620 goto bailout;
2621
2622 if (ct.encoding == xa[XA_INCR])
2623 {
2624 // INCR selection, start handshake
2625 if (!delete_prop)
2626 XDeleteProperty (display->display, win, prop);
2627
2628 selection_wait = Sel_incr;
2629 incr_buf_fill = 0;
2630 incr_ev.start (NOW + 10);
2631
2632 goto bailout;
2633 }
2634
2635 if (ct.nitems == 0)
2636 {
2637 if (selection_wait == Sel_incr)
2638 {
2639 XFree (ct.value);
2640
2641 // finally complete, now paste the whole thing
2642 selection_wait = Sel_normal;
2643 ct.value = (unsigned char *)incr_buf;
2644 ct.nitems = incr_buf_fill;
2645 incr_buf = 0;
2646 incr_buf_size = 0;
2647 incr_ev.stop ();
2648 }
2649 else
2650 {
2651 if (selection_wait == Sel_normal
2652 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2653 {
2654 /*
2655 * pass through again trying CUT_BUFFER0 if we've come from
2656 * XConvertSelection () but nothing was presented
2657 */
2658 selection_paste (display->root, XA_CUT_BUFFER0, False);
2659 }
2660
2661 goto bailout;
2662 }
2663 }
2664 else if (selection_wait == Sel_incr)
2665 {
2666 incr_ev.start (NOW + 10);
2667
2668 while (incr_buf_fill + ct.nitems > incr_buf_size)
2669 {
2670 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2671 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2672 }
2673
2674 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2675 incr_buf_fill += ct.nitems;
2676
2677 goto bailout;
2678 }
2679
2680 char **cl;
2681 int cr;
2682
2683#if ENABLE_FRILLS
2684 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2685 // so recode it manually
2686 if (ct.encoding == xa[XA_UTF8_STRING])
2687 {
2688 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2689 char *s = rxvt_wcstombs (w);
2690 free (w);
2691 // TODO: strlen == only the first element will be converted. well...
2692 paste ((unsigned char *)s, strlen (s));
2693 free (s);
2694 }
2695 else
2696#endif
2697 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2698 && cl)
2699 {
2700 for (int i = 0; i < cr; i++)
2701 paste ((unsigned char *)cl[i], strlen (cl[i]));
2702
2703 XFreeStringList (cl);
2704 }
2705 else
2706 paste (ct.value, ct.nitems); // paste raw
2707
2708bailout:
2709 XFree (ct.value);
2710
2711 if (selection_wait == Sel_normal)
2712 selection_wait = Sel_none;
2713} 2720}
2714 2721
2715void 2722void
2716rxvt_term::incr_cb (time_watcher &w) 2723rxvt_term::paste (char *data, unsigned int len) NOTHROW
2717{ 2724{
2718 selection_wait = Sel_none; 2725 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2719
2720 incr_buf_size = 0;
2721 free (incr_buf);
2722
2723 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2724}
2725
2726void
2727rxvt_term::selection_property (Window win, Atom prop)
2728{
2729 if (prop == None || selection_wait != Sel_incr)
2730 return; 2726 return;
2731 2727
2732 selection_paste (win, prop, true); 2728 tt_paste (data, len);
2733} 2729}
2734 2730
2735/* ------------------------------------------------------------------------- */ 2731/* ------------------------------------------------------------------------- */
2736/* 2732/*
2737 * Request the current selection: 2733 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2738 * Order: > internal selection if available 2734 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2739 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2735 * as fallback
2740 * > CUT_BUFFER0
2741 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2742 * will auto fallback to CUT_BUFFER0
2743 * EXT: button 2 release 2736 * EXT: button 2 release
2744 */ 2737 */
2745void 2738void
2746rxvt_term::selection_request (Time tm, int x, int y) 2739rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2747{ 2740{
2748 if (x < 0 || x >= width || y < 0 || y >= height)
2749 return; /* outside window */
2750
2751 if (selection.text) 2741 if (!selection_req)
2752 { /* internal selection */
2753 char *str = rxvt_wcstombs (selection.text, selection.len);
2754 paste ((unsigned char *)str, strlen (str));
2755 free (str);
2756 return;
2757 } 2742 {
2758 else 2743 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2744 selection_req->run ();
2759 { 2745 }
2760 int i;
2761
2762 selection_request_time = tm;
2763 selection_wait = Sel_normal;
2764
2765 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2766 {
2767#if X_HAVE_UTF8_STRING
2768 selection_type = Sel_UTF8String;
2769 if (selection_request_other (xa[XA_UTF8_STRING], i))
2770 return;
2771#else
2772 selection_type = Sel_CompoundText;
2773 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2774 return;
2775#endif
2776 }
2777 }
2778
2779 selection_wait = Sel_none; /* don't loop in selection_paste () */
2780 selection_paste (display->root, XA_CUT_BUFFER0, false);
2781}
2782
2783int
2784rxvt_term::selection_request_other (Atom target, int selnum)
2785{
2786 Atom sel;
2787
2788 selection_type |= selnum;
2789
2790 if (selnum == Sel_Primary)
2791 sel = XA_PRIMARY;
2792 else if (selnum == Sel_Secondary)
2793 sel = XA_SECONDARY;
2794 else
2795 sel = xa[XA_CLIPBOARD];
2796
2797 if (XGetSelectionOwner (display->display, sel) != None)
2798 {
2799 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2800 vt, selection_request_time);
2801 return 1;
2802 }
2803
2804 return 0;
2805} 2746}
2806 2747
2807/* ------------------------------------------------------------------------- */ 2748/* ------------------------------------------------------------------------- */
2808/* 2749/*
2809 * Clear all selected text 2750 * Clear all selected text
2810 * EXT: SelectionClear 2751 * EXT: SelectionClear
2811 */ 2752 */
2812void 2753void
2813rxvt_term::selection_clear () 2754rxvt_term::selection_clear (bool clipboard) NOTHROW
2814{ 2755{
2756 if (!clipboard)
2757 {
2815 want_refresh = 1; 2758 want_refresh = 1;
2816 free (selection.text); 2759 free (selection.text);
2817 selection.text = NULL; 2760 selection.text = NULL;
2818 selection.len = 0; 2761 selection.len = 0;
2819 CLEAR_SELECTION (); 2762 CLEAR_SELECTION ();
2820 2763
2821 if (display->selection_owner == this) 2764 if (display->selection_owner == this)
2822 display->selection_owner = 0; 2765 display->selection_owner = 0;
2766 }
2767 else
2768 {
2769 free (selection.clip_text);
2770 selection.clip_text = NULL;
2771 selection.clip_len = 0;
2772
2773 if (display->clipboard_owner == this)
2774 display->clipboard_owner = 0;
2775 }
2823} 2776}
2824 2777
2825/* ------------------------------------------------------------------------- */ 2778/* ------------------------------------------------------------------------- */
2826/* 2779/*
2827 * Copy a selection into the cut buffer 2780 * Copy a selection into the cut buffer
2828 * EXT: button 1 or 3 release 2781 * EXT: button 1 or 3 release
2829 */ 2782 */
2830void 2783void
2831rxvt_term::selection_make (Time tm) 2784rxvt_term::selection_make (Time tm)
2832{ 2785{
2833 int i; 2786 int size;
2834 wchar_t *new_selection_text; 2787 wchar_t *new_selection_text;
2835 text_t *t; 2788 text_t *t;
2836 2789
2837 switch (selection.op) 2790 switch (selection.op)
2838 { 2791 {
… …
2851 selection.op = SELECTION_DONE; 2804 selection.op = SELECTION_DONE;
2852 2805
2853 if (selection.clicks == 4) 2806 if (selection.clicks == 4)
2854 return; /* nothing selected, go away */ 2807 return; /* nothing selected, go away */
2855 2808
2809 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2810 return;
2811
2856 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1); 2812 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2857 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2813 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2858 2814
2859 int ofs = 0; 2815 int ofs = 0;
2860 int extra = 0; 2816 int extra = 0;
2861 2817
2862 int col = selection.beg.col; 2818 int col = selection.beg.col;
… …
2864 2820
2865 int end_col; 2821 int end_col;
2866 2822
2867 for (; row <= selection.end.row; row++, col = 0) 2823 for (; row <= selection.end.row; row++, col = 0)
2868 { 2824 {
2869#if ENABLE_FRILLS 2825#if !ENABLE_MINIMAL
2870 if (selection.rect) 2826 if (selection.rect)
2871 { 2827 {
2872 col = selection.beg.col; 2828 col = selection.beg.col;
2873 end_col = ncol + 1; 2829 end_col = selection.end.col;
2874 } 2830 }
2875 else 2831 else
2876#endif 2832#endif
2877 end_col = ROW(row).is_longer () ? ncol : ROW(row).l; //TODO//FIXME//LEN 2833 end_col = ROW(row).l;
2878 2834
2879 col = max (col, 0); 2835 col = max (col, 0);
2880 2836
2881 if (row == selection.end.row || selection.rect) 2837 if (row == selection.end.row)
2882 end_col = min (end_col, selection.end.col); 2838 min_it (end_col, selection.end.col);
2883 2839
2884 t = ROW(row).t + col; 2840 t = ROW(row).t + col;
2841
2885 for (; col < end_col; col++) 2842 for (; col < end_col; col++)
2886 { 2843 {
2887 if (*t == NOCHAR) 2844 if (*t == NOCHAR)
2888 t++; 2845 t++;
2889#if ENABLE_COMBINING 2846#if ENABLE_COMBINING
… …
2893 2850
2894 extra -= (len - 1); 2851 extra -= (len - 1);
2895 2852
2896 if (extra < 0) 2853 if (extra < 0)
2897 { 2854 {
2898 extra += i; 2855 extra += size;
2899 i += i; 2856 size += size;
2900 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2857 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2901 } 2858 }
2902 2859
2903 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2860 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2904 } 2861 }
2905#endif 2862#endif
2906 else 2863 else
2907 new_selection_text[ofs++] = *t++; 2864 new_selection_text[ofs++] = *t++;
2908 } 2865 }
2909 2866
2910 if (!ROW(row).is_longer () && row != selection.end.row) 2867#if !ENABLE_MINIMAL
2868 if (selection.rect)
2869 {
2870 while (ofs
2871 && new_selection_text[ofs - 1] != C0_LF
2872 && unicode::is_space (new_selection_text[ofs - 1]))
2873 --ofs;
2874
2911 new_selection_text[ofs++] = C0_LF; 2875 new_selection_text[ofs++] = C0_LF;
2912 } 2876 }
2913 2877 else
2914 if (end_col != selection.end.col) 2878#endif
2879 if (!ROW(row).is_longer ()
2880 && (row != selection.end.row || end_col != selection.end.col)
2881 && (row != selection.beg.row || selection.beg.col < ncol))
2915 new_selection_text[ofs++] = C0_LF; 2882 new_selection_text[ofs++] = C0_LF;
2883 }
2916 2884
2917 new_selection_text[ofs] = 0; 2885 new_selection_text[ofs] = 0;
2918 2886
2919 if (ofs == 0) 2887 if (ofs == 0)
2920 { 2888 {
… …
2926 2894
2927 // we usually allocate much more than necessary, so realloc it smaller again 2895 // we usually allocate much more than necessary, so realloc it smaller again
2928 selection.len = ofs; 2896 selection.len = ofs;
2929 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 2897 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2930 2898
2931 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm); 2899 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2932 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt) 2900 return;
2933 display->set_selection_owner (this); 2901
2902 selection_grab (tm);
2903}
2904
2905bool
2906rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2907{
2908 Atom sel;
2909
2910 if (!clipboard)
2911 {
2912 selection_time = tm;
2913 sel = XA_PRIMARY;
2914 }
2934 else 2915 else
2935 rxvt_warn ("can't get primary selection, ignoring.\n"); 2916 {
2917 clipboard_time = tm;
2918 sel = xa[XA_CLIPBOARD];
2919 }
2920
2921 XSetSelectionOwner (dpy, sel, vt, tm);
2922 if (XGetSelectionOwner (dpy, sel) == vt)
2923 {
2924 display->set_selection_owner (this, clipboard);
2925 return true;
2926 }
2927 else
2928 {
2929 selection_clear (clipboard);
2930 return false;
2931 }
2936 2932
2937#if 0 2933#if 0
2938 XTextProperty ct; 2934 XTextProperty ct;
2939 2935
2940 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 2936 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2941 { 2937 {
2942 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 2938 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2943 XFree (ct.value); 2939 XFree (ct.value);
2944 } 2940 }
2945#endif 2941#endif
2946
2947 selection_time = tm;
2948} 2942}
2949 2943
2950/* ------------------------------------------------------------------------- */ 2944/* ------------------------------------------------------------------------- */
2951/* 2945/*
2952 * Mark or select text based upon number of clicks: 1, 2, or 3 2946 * Mark or select text based upon number of clicks: 1, 2, or 3
2953 * EXT: button 1 press 2947 * EXT: button 1 press
2954 */ 2948 */
2955void 2949void
2956rxvt_term::selection_click (int clicks, int x, int y) 2950rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2957{ 2951{
2958 clicks = ((clicks - 1) % 3) + 1; 2952 clicks = ((clicks - 1) % 3) + 1;
2959 selection.clicks = clicks; /* save clicks so extend will work */ 2953 selection.clicks = clicks; /* save clicks so extend will work */
2960 2954
2955 if (clicks == 2 && !selection.rect
2956 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2957 {
2958 MEvent.clicks = 1; // what a mess
2959 selection.screen = current_screen;
2960 selection.op = SELECTION_CONT;
2961 return;
2962 }
2963
2961 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2964 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2962 2965
2963 if (clicks == 2 || clicks == 3) 2966 if (clicks == 2 || clicks == 3)
2964 selection_extend_colrow (selection.mark.col, 2967 selection_extend_colrow (selection.mark.col,
2965 selection.mark.row + view_start, 2968 selection.mark.row - view_start,
2966 0, /* button 3 */ 2969 0, /* button 3 */
2967 1, /* button press */ 2970 1, /* button press */
2968 0); /* click change */ 2971 0); /* click change */
2969} 2972}
2970 2973
2971/* ------------------------------------------------------------------------- */ 2974/* ------------------------------------------------------------------------- */
2972/* 2975/*
2973 * Mark a selection at the specified col/row 2976 * Mark a selection at the specified col/row
2974 */ 2977 */
2975void 2978void
2976rxvt_term::selection_start_colrow (int col, int row) 2979rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2977{ 2980{
2978 want_refresh = 1; 2981 want_refresh = 1;
2979 2982
2980 selection.mark.row = row - view_start; 2983 selection.mark.row = row + view_start;
2981 selection.mark.col = col; 2984 selection.mark.col = col;
2982 2985
2983 selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1); 2986 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2984 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1); 2987 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2985 2988
2986 while (selection.mark.col > 0 2989 while (selection.mark.col > 0
2987 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR) 2990 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2988 --selection.mark.col; 2991 --selection.mark.col;
2989 2992
2990 if (selection.op) 2993 if (selection.op)
2994 {
2991 { /* clear the old selection */ 2995 /* clear the old selection */
2992 selection.beg.row = selection.end.row = selection.mark.row; 2996 selection.beg.row = selection.end.row = selection.mark.row;
2993 selection.beg.col = selection.end.col = selection.mark.col; 2997 selection.beg.col = selection.end.col = selection.mark.col;
2994 } 2998 }
2995 2999
2996 selection.op = SELECTION_INIT; 3000 selection.op = SELECTION_INIT;
… …
3007#define DELIMIT_TEXT(x) \ 3011#define DELIMIT_TEXT(x) \
3008 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3012 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3009#define DELIMIT_REND(x) 1 3013#define DELIMIT_REND(x) 1
3010 3014
3011void 3015void
3012rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3016rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3013{ 3017{
3014 int col, row, dirnadd, tcol, trow, w1, w2; 3018 int col, row, dirnadd, tcol, trow, w1, w2;
3015 row_col_t bound; 3019 row_col_t bound;
3016 text_t *stp; 3020 text_t *stp;
3017 rend_t *srp; 3021 rend_t *srp;
3018 3022
3019 if (dirn == UP) 3023 if (dirn == UP)
3020 { 3024 {
3021 bound.row = - nsaved - 1; 3025 bound.row = top_row - 1;
3022 bound.col = 0; 3026 bound.col = 0;
3023 dirnadd = -1; 3027 dirnadd = -1;
3024 } 3028 }
3025 else 3029 else
3026 { 3030 {
… …
3074 } 3078 }
3075 } 3079 }
3076 break; 3080 break;
3077 } 3081 }
3078 3082
3079Old_Word_Selection_You_Die:
3080 if (dirn == DN) 3083 if (dirn == DN)
3081 col++; /* put us on one past the end */ 3084 col++; /* put us on one past the end */
3082 3085
3083 /* Poke the values back in */ 3086 /* Poke the values back in */
3084 ret->row = row; 3087 ret->row = row;
… …
3092 * flag == 0 ==> button 1 3095 * flag == 0 ==> button 1
3093 * flag == 1 ==> button 3 press 3096 * flag == 1 ==> button 3 press
3094 * flag == 2 ==> button 3 motion 3097 * flag == 2 ==> button 3 motion
3095 */ 3098 */
3096void 3099void
3097rxvt_term::selection_extend (int x, int y, int flag) 3100rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3098{ 3101{
3099 int col = clamp (Pixel2Col (x), 0, ncol); 3102 int col = clamp (Pixel2Col (x), 0, ncol);
3100 int row = clamp (Pixel2Row (y), 0, nrow - 1); 3103 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3101 3104
3102 /* 3105 /*
… …
3105 * select nothing. Otherwise, if we're to the right of the mark, you have to 3108 * select nothing. Otherwise, if we're to the right of the mark, you have to
3106 * be _past_ a character for it to be selected. 3109 * be _past_ a character for it to be selected.
3107 */ 3110 */
3108 if (((selection.clicks % 3) == 1) && !flag 3111 if (((selection.clicks % 3) == 1) && !flag
3109 && (col == selection.mark.col 3112 && (col == selection.mark.col
3110 && (row == selection.mark.row + view_start))) 3113 && (row == selection.mark.row - view_start)))
3111 { 3114 {
3112 /* select nothing */ 3115 /* select nothing */
3113 selection.beg.row = selection.end.row = 0; 3116 selection.beg.row = selection.end.row = 0;
3114 selection.beg.col = selection.end.col = 0; 3117 selection.beg.col = selection.end.col = 0;
3115 selection.clicks = 4; 3118 selection.clicks = 4;
… …
3128/* ------------------------------------------------------------------------- */ 3131/* ------------------------------------------------------------------------- */
3129/* 3132/*
3130 * Extend the selection to the specified col/row 3133 * Extend the selection to the specified col/row
3131 */ 3134 */
3132void 3135void
3133rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3136rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3134{ 3137{
3135 row_col_t pos; 3138 row_col_t pos;
3136 enum { 3139 enum {
3137 LEFT, RIGHT 3140 LEFT, RIGHT
3138 } closeto = RIGHT; 3141 } closeto = RIGHT;
… …
3170 selection.beg.col = selection.end.col = selection.mark.col; 3173 selection.beg.col = selection.end.col = selection.mark.col;
3171 selection.beg.row = selection.end.row = selection.mark.row; 3174 selection.beg.row = selection.end.row = selection.mark.row;
3172 } 3175 }
3173 3176
3174 pos.col = col; 3177 pos.col = col;
3175 pos.row = row - view_start; 3178 pos.row = view_start + row;
3176 3179
3177 /* 3180 /*
3178 * This is mainly xterm style selection with a couple of differences, mainly 3181 * This is mainly xterm style selection with a couple of differences, mainly
3179 * in the way button3 drag extension works. 3182 * in the way button3 drag extension works.
3180 * We're either doing: button1 drag; button3 press; or button3 drag 3183 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3186 * a point/word/line which is either the start or end of the selection 3189 * a point/word/line which is either the start or end of the selection
3187 * and it was decided by whichever point/word/line was `fixed' at the 3190 * and it was decided by whichever point/word/line was `fixed' at the
3188 * time of the most recent button3 press 3191 * time of the most recent button3 press
3189 */ 3192 */
3190 if (button3 && buttonpress) 3193 if (button3 && buttonpress)
3194 {
3191 { /* button3 press */ 3195 /* button3 press */
3192 /* 3196 /*
3193 * first determine which edge of the selection we are closest to 3197 * first determine which edge of the selection we are closest to
3194 */ 3198 */
3195 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3199 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3196 || (!ROWCOL_IS_AFTER (pos, selection.end) 3200 || (!ROWCOL_IS_AFTER (pos, selection.end)
… …
3214 selection.mark.row = selection.beg.row; 3218 selection.mark.row = selection.beg.row;
3215 selection.mark.col = selection.beg.col; 3219 selection.mark.col = selection.beg.col;
3216 } 3220 }
3217 } 3221 }
3218 else 3222 else
3223 {
3219 { /* button1 drag or button3 drag */ 3224 /* button1 drag or button3 drag */
3220 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3225 if (ROWCOL_IS_AFTER (selection.mark, pos))
3221 { 3226 {
3222 if (selection.mark.row == selection.end.row 3227 if (selection.mark.row == selection.end.row
3223 && selection.mark.col == selection.end.col 3228 && selection.mark.col == selection.end.col
3224 && clickchange 3229 && clickchange
… …
3241 3246
3242 if (selection.clicks == 1) 3247 if (selection.clicks == 1)
3243 { 3248 {
3244 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN 3249 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3245 && !ROW(selection.beg.row).is_longer () 3250 && !ROW(selection.beg.row).is_longer ()
3246#if ENABLE_FRILLS 3251#if !ENABLE_MINIMAL
3247 && !selection.rect 3252 && !selection.rect
3248#endif 3253#endif
3249 ) 3254 )
3250 selection.beg.col = ncol; 3255 selection.beg.col = ncol;
3251 3256
3252 if ( 3257 if (
3253 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN 3258 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3254 && !ROW(selection.end.row).is_longer () 3259 && !ROW(selection.end.row).is_longer ()
3255#if ENABLE_FRILLS 3260#if !ENABLE_MINIMAL
3256 && !selection.rect 3261 && !selection.rect
3257#endif 3262#endif
3258 ) 3263 )
3259 selection.end.col = ncol; 3264 selection.end.col = ncol;
3260 } 3265 }
… …
3267 selection_delimit_word (DN, &selection.end, &selection.end); 3272 selection_delimit_word (DN, &selection.end, &selection.end);
3268 } 3273 }
3269 else if (selection.clicks == 3) 3274 else if (selection.clicks == 3)
3270 { 3275 {
3271#if ENABLE_FRILLS 3276#if ENABLE_FRILLS
3272 if (options & Opt_tripleclickwords) 3277 if (option (Opt_tripleclickwords))
3273 { 3278 {
3274 selection_delimit_word (UP, &selection.beg, &selection.beg); 3279 selection_delimit_word (UP, &selection.beg, &selection.beg);
3275 3280
3276 for (int end_row = selection.mark.row; end_row < nrow; end_row++) 3281 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3277 { 3282 {
3278 if (!ROW(end_row).is_longer ()) 3283 if (!ROW(end_row).is_longer ())
3279 { 3284 {
3280 selection.end.row = end_row; 3285 selection.end.row = end_row;
3281 selection.end.col = ROW(end_row).l; 3286 selection.end.col = ROW(end_row).l;
3287# if !ENABLE_MINIMAL
3282 selection_remove_trailing_spaces (); 3288 selection_remove_trailing_spaces ();
3289# endif
3283 break; 3290 break;
3284 } 3291 }
3285 } 3292 }
3286 } 3293 }
3287 else 3294 else
… …
3303 selection.end.row++; 3310 selection.end.row++;
3304 } 3311 }
3305 } 3312 }
3306 3313
3307 if (button3 && buttonpress) 3314 if (button3 && buttonpress)
3315 {
3308 { /* mark may need to be changed */ 3316 /* mark may need to be changed */
3309 if (closeto == LEFT) 3317 if (closeto == LEFT)
3310 { 3318 {
3311 selection.mark.row = selection.end.row; 3319 selection.mark.row = selection.end.row;
3312 selection.mark.col = selection.end.col - (selection.clicks == 2); 3320 selection.mark.col = selection.end.col - (selection.clicks == 2);
3313 } 3321 }
… …
3316 selection.mark.row = selection.beg.row; 3324 selection.mark.row = selection.beg.row;
3317 selection.mark.col = selection.beg.col; 3325 selection.mark.col = selection.beg.col;
3318 } 3326 }
3319 } 3327 }
3320 3328
3321#if ENABLE_FRILLS 3329#if !ENABLE_MINIMAL
3322 if (selection.rect && selection.beg.col > selection.end.col) 3330 if (selection.rect && selection.beg.col > selection.end.col)
3323 ::swap (selection.beg.col, selection.end.col); 3331 ::swap (selection.beg.col, selection.end.col);
3324#endif 3332#endif
3325} 3333}
3326 3334
3327#if ENABLE_FRILLS 3335#if !ENABLE_MINIMAL
3328void 3336void
3329rxvt_term::selection_remove_trailing_spaces () 3337rxvt_term::selection_remove_trailing_spaces () NOTHROW
3330{ 3338{
3331 int32_t end_col, end_row; 3339 int32_t end_col, end_row;
3332 text_t *stp; 3340 text_t *stp;
3333 3341
3334 end_col = selection.end.col; 3342 end_col = selection.end.col;
… …
3338 { 3346 {
3339 stp = ROW(end_row).t; 3347 stp = ROW(end_row).t;
3340 3348
3341 while (--end_col >= 0) 3349 while (--end_col >= 0)
3342 { 3350 {
3343 if (stp[end_col] != ' ' 3351 if (stp[end_col] != NOCHAR
3344 && stp[end_col] != '\t' 3352 && !unicode::is_space (stp[end_col]))
3345 && stp[end_col] != NOCHAR)
3346 break; 3353 break;
3347 } 3354 }
3348 3355
3349 if (end_col >= 0 3356 if (end_col >= 0
3350 || !ROW(end_row - 1).is_longer ()) 3357 || !ROW(end_row - 1).is_longer ())
… …
3373/* 3380/*
3374 * Double click on button 3 when already selected 3381 * Double click on button 3 when already selected
3375 * EXT: button 3 double click 3382 * EXT: button 3 double click
3376 */ 3383 */
3377void 3384void
3378rxvt_term::selection_rotate (int x, int y) 3385rxvt_term::selection_rotate (int x, int y) NOTHROW
3379{ 3386{
3380 selection.clicks = selection.clicks % 3 + 1; 3387 selection.clicks = selection.clicks % 3 + 1;
3381 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3388 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3382} 3389}
3383 3390
… …
3385/* 3392/*
3386 * Respond to a request for our current selection 3393 * Respond to a request for our current selection
3387 * EXT: SelectionRequest 3394 * EXT: SelectionRequest
3388 */ 3395 */
3389void 3396void
3390rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3397rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3391{ 3398{
3399 Atom property = rq.property == None ? rq.target : rq.property;
3392 XSelectionEvent ev; 3400 XSelectionEvent ev;
3393 dDisp;
3394 3401
3395 ev.type = SelectionNotify; 3402 ev.type = SelectionNotify;
3396 ev.property = None; 3403 ev.property = None;
3397 ev.display = rq.display; 3404 ev.display = rq.display;
3398 ev.requestor = rq.requestor; 3405 ev.requestor = rq.requestor;
… …
3412 *target++ = xa[XA_COMPOUND_TEXT]; 3419 *target++ = xa[XA_COMPOUND_TEXT];
3413#if X_HAVE_UTF8_STRING 3420#if X_HAVE_UTF8_STRING
3414 *target++ = xa[XA_UTF8_STRING]; 3421 *target++ = xa[XA_UTF8_STRING];
3415#endif 3422#endif
3416 3423
3417 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM, 3424 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3418 32, PropModeReplace, 3425 32, PropModeReplace,
3419 (unsigned char *)target_list, target - target_list); 3426 (unsigned char *)target_list, target - target_list);
3420 ev.property = rq.property; 3427 ev.property = property;
3421 } 3428 }
3422#if TODO // TODO 3429#if TODO // TODO
3423 else if (rq.target == xa[XA_MULTIPLE]) 3430 else if (rq.target == xa[XA_MULTIPLE])
3424 { 3431 {
3425 /* TODO: Handle MULTIPLE */ 3432 /* TODO: Handle MULTIPLE */
3426 } 3433 }
3427#endif 3434#endif
3428 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3435 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3429 { 3436 {
3430 XChangeProperty (disp, rq.requestor, rq.property, rq.target, 3437 XChangeProperty (dpy, rq.requestor, property, rq.target,
3431 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3438 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3432 ev.property = rq.property; 3439 ev.property = property;
3440 }
3441 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3442 {
3443 XChangeProperty (dpy, rq.requestor, property, rq.target,
3444 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3445 ev.property = property;
3433 } 3446 }
3434 else if (rq.target == XA_STRING 3447 else if (rq.target == XA_STRING
3435 || rq.target == xa[XA_TEXT] 3448 || rq.target == xa[XA_TEXT]
3436 || rq.target == xa[XA_COMPOUND_TEXT] 3449 || rq.target == xa[XA_COMPOUND_TEXT]
3437 || rq.target == xa[XA_UTF8_STRING] 3450 || rq.target == xa[XA_UTF8_STRING]
… …
3459 style = enc_string; 3472 style = enc_string;
3460 else if (target == xa[XA_TEXT]) 3473 else if (target == xa[XA_TEXT])
3461 style = enc_text; 3474 style = enc_text;
3462 else if (target == xa[XA_COMPOUND_TEXT]) 3475 else if (target == xa[XA_COMPOUND_TEXT])
3463 style = enc_compound_text; 3476 style = enc_compound_text;
3464#if ENABLE_FRILLS 3477#if !ENABLE_MINIMAL
3465 else if (target == xa[XA_UTF8_STRING]) 3478 else if (target == xa[XA_UTF8_STRING])
3466 style = enc_utf8; 3479 style = enc_utf8;
3467#endif 3480#endif
3468 else 3481 else
3469 { 3482 {
3470 target = xa[XA_COMPOUND_TEXT]; 3483 target = xa[XA_COMPOUND_TEXT];
3471 style = enc_compound_text; 3484 style = enc_compound_text;
3472 } 3485 }
3473 3486
3474 if (selection.text) 3487 if (rq.selection == XA_PRIMARY && selection.text)
3475 { 3488 {
3476 cl = selection.text; 3489 cl = selection.text;
3477 selectlen = selection.len; 3490 selectlen = selection.len;
3478 } 3491 }
3492 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3493 {
3494 cl = selection.clip_text;
3495 selectlen = selection.clip_len;
3496 }
3479 else 3497 else
3480 { 3498 {
3481 cl = L""; 3499 cl = L"";
3482 selectlen = 0; 3500 selectlen = 0;
3483 } 3501 }
3484 3502
3485#if ENABLE_FRILLS 3503#if !ENABLE_MINIMAL
3486 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 3504 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3487 // so recode it manually 3505 // so recode it manually
3488 if (style == enc_utf8) 3506 if (style == enc_utf8)
3489 { 3507 {
3490 freect = 1; 3508 freect = 1;
… …
3493 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen); 3511 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3494 ct.nitems = strlen ((char *)ct.value); 3512 ct.nitems = strlen ((char *)ct.value);
3495 } 3513 }
3496 else 3514 else
3497#endif 3515#endif
3498 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) 3516 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3499 freect = 1; 3517 freect = 1;
3500 else 3518 else
3501 { 3519 {
3502 /* if we failed to convert then send it raw */ 3520 /* if we failed to convert then send it raw */
3503 ct.value = (unsigned char *)cl; 3521 ct.value = (unsigned char *)cl;
3504 ct.nitems = selectlen; 3522 ct.nitems = selectlen;
3505 ct.encoding = target; 3523 ct.encoding = target;
3506 } 3524 }
3507 3525
3508 XChangeProperty (disp, rq.requestor, rq.property, 3526 XChangeProperty (dpy, rq.requestor, property,
3509 ct.encoding, 8, PropModeReplace, 3527 ct.encoding, 8, PropModeReplace,
3510 ct.value, (int)ct.nitems); 3528 ct.value, (int)ct.nitems);
3511 ev.property = rq.property; 3529 ev.property = property;
3512 3530
3513 if (freect) 3531 if (freect)
3514 XFree (ct.value); 3532 XFree (ct.value);
3515 } 3533 }
3516 3534
3517 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev); 3535 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3518}
3519
3520/* ------------------------------------------------------------------------- *
3521 * MOUSE ROUTINES *
3522 * ------------------------------------------------------------------------- */
3523
3524/*
3525 * return col/row values corresponding to x/y pixel values
3526 */
3527void
3528rxvt_term::pixel_position (int *x, int *y)
3529{
3530 *x = Pixel2Col (*x);
3531 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3532 *y = Pixel2Row (*y);
3533 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3534} 3536}
3535 3537
3536/* ------------------------------------------------------------------------- */ 3538/* ------------------------------------------------------------------------- */
3537#ifdef USE_XIM 3539#ifdef USE_XIM
3538void 3540void
3539rxvt_term::im_set_position (XPoint &pos) 3541rxvt_term::im_set_position (XPoint &pos) NOTHROW
3540{ 3542{
3541 XWindowAttributes xwa; 3543 XWindowAttributes xwa;
3542 3544
3543 XGetWindowAttributes (display->display, vt, &xwa); 3545 XGetWindowAttributes (dpy, vt, &xwa);
3544 3546
3545 pos.x = xwa.x + Col2Pixel (screen.cur.col); 3547 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3546 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase; 3548 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3547} 3549}
3548#endif 3550#endif
3549 3551
3550#if ENABLE_OVERLAY 3552#if ENABLE_OVERLAY
3551void 3553void
3552rxvt_term::scr_overlay_new (int x, int y, int w, int h) 3554rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3553{ 3555{
3554 if (nrow < 3 || ncol < 3) 3556 if (nrow < 1 || ncol < 1)
3555 return; 3557 return;
3556 3558
3557 want_refresh = 1; 3559 want_refresh = 1;
3558 3560
3559 scr_overlay_off (); 3561 scr_overlay_off ();
… …
3566 h += 2; min_it (h, nrow); 3568 h += 2; min_it (h, nrow);
3567 3569
3568 x -= 1; clamp_it (x, 0, ncol - w); 3570 x -= 1; clamp_it (x, 0, ncol - w);
3569 y -= 1; clamp_it (y, 0, nrow - h); 3571 y -= 1; clamp_it (y, 0, nrow - h);
3570 3572
3571 ov_x = x; ov_y = y; 3573 ov.x = x; ov.y = y;
3572 ov_w = w; ov_h = h; 3574 ov.w = w; ov.h = h;
3573 3575
3574 ov_text = new text_t *[h]; 3576 ov.text = new text_t *[h];
3575 ov_rend = new rend_t *[h]; 3577 ov.rend = new rend_t *[h];
3576 3578
3577 for (y = 0; y < h; y++) 3579 for (y = 0; y < h; y++)
3578 { 3580 {
3579 text_t *tp = ov_text[y] = new text_t[w]; 3581 text_t *tp = ov.text[y] = new text_t[w];
3580 rend_t *rp = ov_rend[y] = new rend_t[w]; 3582 rend_t *rp = ov.rend[y] = new rend_t[w];
3581 3583
3582 text_t t0, t1, t2; 3584 text_t t0, t1, t2;
3583 rend_t r = OVERLAY_RSTYLE; 3585 rend_t r = OVERLAY_RSTYLE;
3584 3586
3585 if (y == 0) 3587 if (y == 0)
… …
3602 *rp = r; 3604 *rp = r;
3603 } 3605 }
3604} 3606}
3605 3607
3606void 3608void
3607rxvt_term::scr_overlay_off () 3609rxvt_term::scr_overlay_off () NOTHROW
3608{ 3610{
3609 if (!ov_text) 3611 if (!ov.text)
3610 return; 3612 return;
3611 3613
3612 want_refresh = 1; 3614 want_refresh = 1;
3613 3615
3614 for (int y = 0; y < ov_h; y++) 3616 for (int y = 0; y < ov.h; y++)
3615 { 3617 {
3616 delete [] ov_text[y]; 3618 delete [] ov.text[y];
3617 delete [] ov_rend[y]; 3619 delete [] ov.rend[y];
3618 } 3620 }
3619 3621
3620 delete [] ov_text; ov_text = 0; 3622 delete [] ov.text; ov.text = 0;
3621 delete [] ov_rend; ov_rend = 0; 3623 delete [] ov.rend; ov.rend = 0;
3622} 3624}
3623 3625
3624void 3626void
3625rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) 3627rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3626{ 3628{
3627 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3629 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3628 return; 3630 return;
3629 3631
3630 x++, y++; 3632 x++, y++;
3631 3633
3632 ov_text[y][x] = text; 3634 ov.text[y][x] = text;
3633 ov_rend[y][x] = rend; 3635 ov.rend[y][x] = rend;
3634} 3636}
3635 3637
3636void 3638void
3637rxvt_term::scr_overlay_set (int x, int y, const char *s) 3639rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3638{ 3640{
3639 while (*s) 3641 while (*s)
3640 scr_overlay_set (x++, y, *s++); 3642 scr_overlay_set (x++, y, *s++);
3641} 3643}
3642 3644
3643void 3645void
3644rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) 3646rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3645{ 3647{
3646 while (*s) 3648 while (*s)
3647 { 3649 {
3648 text_t t = *s++; 3650 text_t t = *s++;
3649 int width = wcwidth (t); 3651 int width = WCWIDTH (t);
3650 3652
3651 while (width--) 3653 while (width--)
3652 { 3654 {
3653 scr_overlay_set (x++, y, t); 3655 scr_overlay_set (x++, y, t);
3654 t = NOCHAR; 3656 t = NOCHAR;
3655 } 3657 }
3656 } 3658 }
3657} 3659}
3658 3660
3659void 3661void
3660rxvt_term::scr_swap_overlay () 3662rxvt_term::scr_swap_overlay () NOTHROW
3661{ 3663{
3662 if (!ov_text) 3664 if (!ov.text)
3663 return; 3665 return;
3664 3666
3667 // hide cursor if it is within the overlay area
3668 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3669 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3670 screen.flags &= ~Screen_VisibleCursor;
3671
3665 // swap screen mem with overlay 3672 // swap screen mem with overlay
3666 for (int y = ov_h; y--; ) 3673 for (int y = ov.h; y--; )
3667 { 3674 {
3668 text_t *t1 = ov_text[y]; 3675 text_t *t1 = ov.text[y];
3669 rend_t *r1 = ov_rend[y]; 3676 rend_t *r1 = ov.rend[y];
3670 3677
3671 text_t *t2 = ROW(y - view_start).t + ov_x; 3678 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3672 rend_t *r2 = ROW(y - view_start).r + ov_x; 3679 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3673 3680
3674 for (int x = ov_w; x--; ) 3681 for (int x = ov.w; x--; )
3675 { 3682 {
3676 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3683 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3677 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3684 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3678 } 3685 }
3679 } 3686 }

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