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/cvs/rxvt-unicode/src/screen.C

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.214 by root, Sun Jan 8 00:07:18 2006 UTC vs.
Revision 1.298 by ayin, Sun Jan 20 14:12:39 2008 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) 2003-2006 Marc Lehmann <pcg@goof.com>	6	* Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
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.
…		…
26		26
27	#include "../config.h" /* NECESSARY */	27	#include "../config.h" /* NECESSARY */
28	#include "rxvt.h" /* NECESSARY */	28	#include "rxvt.h" /* NECESSARY */
29	#include "rxvtperl.h" /* NECESSARY */	29	#include "rxvtperl.h" /* NECESSARY */
30		30
31	#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33	#include <inttypes.h>	31	#include <inttypes.h>
34		32
35	#include "salloc.C" // HACK, should be a seperate compile!	33	#include "salloc.C" // HACK, should be a seperate compile!
36		34
37	inline void fill_text (text_t *start, text_t value, int len)	35	static inline void fill_text (text_t *start, text_t value, int len)
38	{	36	{
39	while (len--)	37	while (len--)
40	*start++ = value;	38	*start++ = value;
41	}	39	}
42		40
…		…
47		45
48	/* ------------------------------------------------------------------------- *	46	/* ------------------------------------------------------------------------- *
49	* GENERAL SCREEN AND SELECTION UPDATE ROUTINES *	47	* GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50	* ------------------------------------------------------------------------- */	48	* ------------------------------------------------------------------------- */
51	#define ZERO_SCROLLBACK() \	49	#define ZERO_SCROLLBACK() \
52	if (OPTION (Opt_scrollTtyOutput)) \	50	if (option (Opt_scrollTtyOutput)) \
53	view_start = 0	51	view_start = 0
54	#define CLEAR_SELECTION() \	52	#define CLEAR_SELECTION() \
55	selection.beg.row = selection.beg.col \	53	selection.beg.row = selection.beg.col \
56	= selection.end.row = selection.end.col = 0	54	= selection.end.row = selection.end.col = 0
57	#define CLEAR_ALL_SELECTION() \	55	#define CLEAR_ALL_SELECTION() \
…		…
93	*/	91	*/
94	#define drawBuffer vt	92	#define drawBuffer vt
95		93
96	#define CLEAR_ROWS(row, num) \	94	#define CLEAR_ROWS(row, num) \
97	if (mapped) \	95	if (mapped) \
98	XClearArea (display->display, drawBuffer, 0, \	96	XClearArea (dpy, drawBuffer, 0, \
99	Row2Pixel (row), (unsigned int)width, \	97	Row2Pixel (row), (unsigned int)width, \
100	(unsigned int)Height2Pixel (num), False)	98	(unsigned int)Height2Pixel (num), False)
101		99
102	#define CLEAR_CHARS(x, y, num) \	100	#define CLEAR_CHARS(x, y, num) \
103	if (mapped) \	101	if (mapped) \
104	XClearArea (display->display, drawBuffer, x, y, \	102	XClearArea (dpy, drawBuffer, x, y, \
105	(unsigned int)Width2Pixel (num), \	103	(unsigned int)Width2Pixel (num), \
106	(unsigned int)Height2Pixel (1), False)	104	(unsigned int)Height2Pixel (1), False)
107		105
108	#define ERASE_ROWS(row, num) \	106	#define ERASE_ROWS(row, num) \
109	XFillRectangle (display->display, drawBuffer, gc, \	107	XFillRectangle (dpy, drawBuffer, gc, \
110	0, Row2Pixel (row), \	108	0, Row2Pixel (row), \
111	(unsigned int)width, \	109	(unsigned int)width, \
112	(unsigned int)Height2Pixel (num))	110	(unsigned int)Height2Pixel (num))
113		111
114	/* ------------------------------------------------------------------------- *	112	/* ------------------------------------------------------------------------- *
115	* SCREEN `COMMON' ROUTINES *	113	* SCREEN `COMMON' ROUTINES *
116	* ------------------------------------------------------------------------- */	114	* ------------------------------------------------------------------------- */
117		115
118	/* Fill part/all of a line with blanks. */	116	/* Fill part/all of a line with blanks. */
119	void	117	void
120	rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs)	118	rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
121	{	119	{
122	if (!l.t)	120	if (!l.t)
123	{	121	{
124	lalloc (l);	122	lalloc (l);
125	col = 0;	123	col = 0;
126	width = ncol;	124	width = ncol;
127	}	125	}
128		126
129	l.touch ();	127	l.touch ();
130		128
131	efs &= ~RS_baseattrMask;	129	efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
132	efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));	130	efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
133		131
134	text_t *et = l.t + col;	132	text_t *et = l.t + col;
135	rend_t *er = l.r + col;	133	rend_t *er = l.r + col;
136		134
…		…
142	}	140	}
143		141
144	/* ------------------------------------------------------------------------- */	142	/* ------------------------------------------------------------------------- */
145	/* Fill a full line with blanks - make sure it is allocated first */	143	/* Fill a full line with blanks - make sure it is allocated first */
146	void	144	void
147	rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs)	145	rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
148	{	146	{
149	scr_blank_line (l, 0, ncol, efs);	147	scr_blank_line (l, 0, ncol, efs);
		148
		149	l.l = 0;
		150	l.f = 0;
150	}	151	}
151		152
152	/* ------------------------------------------------------------------------- *	153	/* ------------------------------------------------------------------------- *
153	* SCREEN INITIALISATION *	154	* SCREEN INITIALISATION *
154	* ------------------------------------------------------------------------- */	155	* ------------------------------------------------------------------------- */
…		…
158	{	159	{
159	#if ENABLE_OVERLAY	160	#if ENABLE_OVERLAY
160	scr_overlay_off ();	161	scr_overlay_off ();
161	#endif	162	#endif
162		163
		164	rvideo_mode = false;
163	view_start = 0;	165	view_start = 0;
164	num_scr = 0;	166	num_scr = 0;
165		167
166	if (ncol == 0)	168	if (ncol == 0)
167	ncol = 80;	169	ncol = 80;
…		…
170	nrow = 24;	172	nrow = 24;
171		173
172	if (ncol == prev_ncol && nrow == prev_nrow)	174	if (ncol == prev_ncol && nrow == prev_nrow)
173	return;	175	return;
174		176
		177	if (current_screen != PRIMARY)
		178	scr_swap_screen ();
		179
175	// we need at least two lines for wrapping to work correctly	180	// we need at least two lines for wrapping to work correctly
176	if (nrow + saveLines < 2)	181	while (nrow + saveLines < 2)
177	{	182	{
178	//TODO//FIXME	183	//TODO//FIXME
179	saveLines++;	184	saveLines++;
180	prev_nrow--;	185	prev_nrow--;
181	nsaved++;	186	top_row--;
182	}	187	}
183		188
184	want_refresh = 1;	189	want_refresh = 1;
185		190
186	int prev_total_rows = prev_nrow + saveLines;	191	int prev_total_rows = prev_nrow + saveLines;
…		…
191		196
192	if (!row_buf)	197	if (!row_buf)
193	{	198	{
194	/*	199	/*
195	* first time called so just malloc everything: don't rely on realloc	200	* first time called so just malloc everything: don't rely on realloc
196	* Note: this is still needed so that all the scrollback lines are NULL
197	*/	201	*/
198	nsaved = 0; /* no saved lines */	202	top_row = 0;
199	term_start = 0;	203	term_start = 0;
200		204
201	talloc = new rxvt_salloc (ncol * sizeof (text_t));	205	talloc = new rxvt_salloc (ncol * sizeof (text_t));
202	ralloc = new rxvt_salloc (ncol * sizeof (rend_t));	206	ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
203		207
204	row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));	208	row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
205	temp_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
206	drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));	209	drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207	swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));	210	swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
208		211
209	for (int row = nrow; row--; )	212	for (int row = nrow; row--; )
210	{	213	{
211	scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);	214	scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
212	scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);	215	scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
…		…
233	selection.text = NULL;	236	selection.text = NULL;
234	selection.len = 0;	237	selection.len = 0;
235	selection.op = SELECTION_CLEAR;	238	selection.op = SELECTION_CLEAR;
236	selection.screen = PRIMARY;	239	selection.screen = PRIMARY;
237	selection.clicks = 0;	240	selection.clicks = 0;
238	CLEAR_ALL_SELECTION ();
239	rvideo = 0;
240	}	241	}
241	else	242	else
242	{	243	{
243	/*	244	/*
244	* add or delete rows as appropriate	245	* add or delete rows as appropriate
…		…
257	}	258	}
258	}	259	}
259	#endif	260	#endif
260		261
261	drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));	262	drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
262	temp_buf = (line_t *)rxvt_realloc (temp_buf , nrow * sizeof (line_t));
263	swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));	263	swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
264		264
265	for (int row = min (nrow, prev_nrow); row--; )	265	for (int row = min (nrow, prev_nrow); row--; )
266	{	266	{
267	lresize (drawn_buf[row]);	267	lresize (drawn_buf[row]);
…		…
272	{	272	{
273	swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);	273	swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
274	drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);	274	drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
275	}	275	}
276		276
		277	line_t *old_buf = row_buf;
277	line_t *old_buf = row_buf; row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));	278	row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
278		279
279	int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row	280	int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
280	int pend = MOD (term_start - nsaved , prev_total_rows);	281	int pend = MOD (term_start + top_row , prev_total_rows);
281	int q = total_rows; // rewrapped row	282	int q = total_rows; // rewrapped row
282		283
283	if (nsaved)	284	if (top_row)
284	{	285	{
285	// re-wrap lines, this is rather ugly, possibly because I am too dumb	286	// Re-wrap lines. This is rather ugly, possibly because I am too dumb
286	// to come up with a lean and mean algorithm.	287	// to come up with a lean and mean algorithm.
287		288
288	row_col_t ocur = screen.cur;	289	row_col_t ocur = screen.cur;
289	ocur.row = MOD (term_start + ocur.row, prev_total_rows);	290	ocur.row = MOD (term_start + ocur.row, prev_total_rows);
290		291
…		…
324	qline->l = ncol;	325	qline->l = ncol;
325	qline->is_longer (1);	326	qline->is_longer (1);
326		327
327	int qcol = 0;	328	int qcol = 0;
328		329
		330	// see below for cursor adjustment rationale
		331	if (p == ocur.row)
		332	screen.cur.row = q - (total_rows - nrow);
		333
329	// fill a single destination line	334	// fill a single destination line
330	while (lofs < llen && qcol < ncol)	335	while (lofs < llen && qcol < ncol)
331	{	336	{
332	int prow = lofs / prev_ncol;	337	int prow = lofs / prev_ncol;
333	int pcol = lofs % prev_ncol;	338	int pcol = lofs % prev_ncol;
…		…
343		348
344	line_t &pline = old_buf [prow];	349	line_t &pline = old_buf [prow];
345		350
346	int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);	351	int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
347		352
348	assert (len);
349	assert (pline.t);
350
351	memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));	353	memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
352	memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));	354	memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
353		355
354	lofs += len;	356	lofs += len;
355	qcol += len;	357	qcol += len;
…		…
361	scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);	363	scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
362	}	364	}
363	while (p != pend && q > 0);	365	while (p != pend && q > 0);
364		366
365	term_start = total_rows - nrow;	367	term_start = total_rows - nrow;
366	nsaved = term_start - q;	368	top_row = q - term_start;
367		369
368	// make sure all terminal lines exist	370	// make sure all terminal lines exist
369	while (nsaved < 0)	371	while (top_row > 0)
370	scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE);	372	scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
371	}	373	}
372	else	374	else
373	{	375	{
374	// if no scrollback exists (yet), wing, instead of wrap	376	// if no scrollback exists (yet), wing, instead of wrap
375		377
376	for (int row = min (nrow, prev_nrow); row--; )	378	for (int row = min (nrow, prev_nrow); row--; )
377	{	379	{
378	line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];	380	line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
379	line_t &qline = row_buf [row];	381	line_t &qline = row_buf [row];
380		382
…		…
388	}	390	}
389		391
390	term_start = 0;	392	term_start = 0;
391	}	393	}
392		394
393	#ifdef DEBUG_STRICT //TODO: remove
394	for (int i = -nsaved; i < nrow; i++)
395	assert (ROW (i).t);
396	#endif
397
398	free (old_buf);	395	free (old_buf);
399	delete old_ta;	396	delete old_ta;
400	delete old_ra;	397	delete old_ra;
401		398
402	clamp_it (screen.cur.row, 0, nrow - 1);	399	clamp_it (screen.cur.row, 0, nrow - 1);
403	clamp_it (screen.cur.col, 0, ncol - 1);	400	clamp_it (screen.cur.col, 0, ncol - 1);
404		401
405	if (tabs)
406	free (tabs);	402	free (tabs);
407	}	403	}
		404
		405	CLEAR_ALL_SELECTION ();
408		406
409	prev_nrow = nrow;	407	prev_nrow = nrow;
410	prev_ncol = ncol;	408	prev_ncol = ncol;
411		409
412	tabs = (char *)rxvt_malloc (ncol * sizeof (char));	410	tabs = (char *)rxvt_malloc (ncol);
413		411
414	for (int col = ncol; col--; )	412	for (int col = ncol; --col; )
415	tabs [col] = col % TABSIZE == 0;	413	tabs [col] = col % TABSIZE == 0;
416		414
		415	if (current_screen != PRIMARY)
		416	scr_swap_screen ();
		417
417	tt_winch ();	418	tt_winch ();
418		419
419	HOOK_INVOKE ((this, HOOK_RESET, DT_END));	420	HOOK_INVOKE ((this, HOOK_RESET, DT_END));
420	}	421	}
421		422
422	/* ------------------------------------------------------------------------- */	423	/* ------------------------------------------------------------------------- */
423	/*	424	/*
424	* Free everything. That way malloc debugging can find leakage.	425	* Free everything. That way malloc debugging can find leakage.
425	*/	426	*/
426	void	427	void
427	rxvt_term::scr_release ()	428	rxvt_term::scr_release () NOTHROW
428	{	429	{
		430	if (row_buf)
		431	{
429	delete talloc; talloc = 0;	432	delete talloc; talloc = 0;
430	delete ralloc; ralloc = 0;	433	delete ralloc; ralloc = 0;
431		434
432	free (row_buf);	435	free (row_buf);
433	free (swap_buf);	436	free (swap_buf);
434	free (drawn_buf);	437	free (drawn_buf);
435	free (temp_buf);
436	free (tabs);	438	free (tabs);
437		439
438	row_buf = 0; // signal that we freed all the arrays	440	row_buf = 0; // signal that we freed all the arrays
		441	}
439	}	442	}
440		443
441	/* ------------------------------------------------------------------------- */	444	/* ------------------------------------------------------------------------- */
442	/*	445	/*
443	* Hard reset	446	* Hard reset
…		…
448	scr_release ();	451	scr_release ();
449	prev_nrow = prev_ncol = 0;	452	prev_nrow = prev_ncol = 0;
450	scr_reset ();	453	scr_reset ();
451		454
452	scr_clear (true);	455	scr_clear (true);
453	scr_refresh (SLOW_REFRESH);	456	scr_refresh ();
454	}	457	}
455		458
456	/* ------------------------------------------------------------------------- *	459	/* ------------------------------------------------------------------------- *
457	* PROCESS SCREEN COMMANDS *	460	* PROCESS SCREEN COMMANDS *
458	* ------------------------------------------------------------------------- */	461	* ------------------------------------------------------------------------- */
…		…
460	* Save and Restore cursor	463	* Save and Restore cursor
461	* XTERM_SEQ: Save cursor : ESC 7	464	* XTERM_SEQ: Save cursor : ESC 7
462	* XTERM_SEQ: Restore cursor: ESC 8	465	* XTERM_SEQ: Restore cursor: ESC 8
463	*/	466	*/
464	void	467	void
465	rxvt_term::scr_cursor (int mode)	468	rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
466	{	469	{
467	screen_t *s;	470	screen_t *s;
468		471
469	#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)	472	#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
470	if (current_screen == SECONDARY)	473	if (current_screen == SECONDARY)
…		…
502	assert (s->cur.row >= 0);	505	assert (s->cur.row >= 0);
503	assert (s->cur.col >= 0);	506	assert (s->cur.col >= 0);
504	#endif	507	#endif
505	}	508	}
506		509
		510	void
		511	rxvt_term::scr_swap_screen ()
		512	{
		513	if (!option (Opt_secondaryScreen))
		514	return;
		515
		516	for (int i = prev_nrow; i--; )
		517	::swap (ROW(i), swap_buf [i]);
		518
		519	::swap (screen.cur, swap.cur);
		520
		521	screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
		522	screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
		523	}
		524
507	/* ------------------------------------------------------------------------- */	525	/* ------------------------------------------------------------------------- */
508	/*	526	/*
509	* Swap between primary and secondary screens	527	* Swap between primary and secondary screens
510	* XTERM_SEQ: Primary screen : ESC [ ? 4 7 h	528	* XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
511	* XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l	529	* XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
512	*/	530	*/
513	int	531	void
514	rxvt_term::scr_change_screen (int scrn)	532	rxvt_term::scr_change_screen (int scrn)
515	{	533	{
		534	if (scrn == current_screen)
		535	return;
		536
516	want_refresh = 1;	537	want_refresh = 1;
517	view_start = 0;	538	view_start = 0;
518		539
519	if (current_screen == scrn)
520	return scrn;
521
522	selection_check (2); /* check for boundary cross */	540	selection_check (2); /* check for boundary cross */
523		541
524	int i = current_screen; current_screen = scrn; scrn = i;	542	int i = current_screen; current_screen = scrn; scrn = i;
525		543
526	::swap (screen.cur.row, swap.cur.row);
527	::swap (screen.cur.col, swap.cur.col);
528
529	screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
530	screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
531
532	#if NSCREENS	544	#if NSCREENS
533	if (OPTION (Opt_secondaryScreen))	545	if (option (Opt_secondaryScreen))
534	{	546	{
535	num_scr = 0;	547	num_scr = 0;
536		548
537	for (int i = prev_nrow; i--; )	549	scr_swap_screen ();
538	::swap (ROW(i), swap_buf [i]);
539		550
540	::swap (screen.charset, swap.charset);	551	::swap (screen.charset, swap.charset);
541	::swap (screen.flags, swap.flags);	552	::swap (screen.flags, swap.flags);
542	screen.flags |= Screen_VisibleCursor;	553	screen.flags |= Screen_VisibleCursor;
543	swap.flags |= Screen_VisibleCursor;	554	swap.flags |= Screen_VisibleCursor;
544	}	555	}
545	else	556	else
546	#endif	557	#endif
547	if (OPTION (Opt_secondaryScroll))	558	if (option (Opt_secondaryScroll))
548	scr_scroll_text (0, prev_nrow - 1, prev_nrow);	559	scr_scroll_text (0, prev_nrow - 1, prev_nrow);
549
550	return scrn;
551	}	560	}
552		561
553	// clear WrapNext indicator, solidifying position on next line	562	// clear WrapNext indicator, solidifying position on next line
554	void	563	void
555	rxvt_term::scr_do_wrap ()	564	rxvt_term::scr_do_wrap () NOTHROW
556	{	565	{
557	if (!(screen.flags & Screen_WrapNext))	566	if (!(screen.flags & Screen_WrapNext))
558	return;	567	return;
559		568
560	screen.flags &= ~Screen_WrapNext;	569	screen.flags &= ~Screen_WrapNext;
…		…
570	/* ------------------------------------------------------------------------- */	579	/* ------------------------------------------------------------------------- */
571	/*	580	/*
572	* Change the colour for following text	581	* Change the colour for following text
573	*/	582	*/
574	void	583	void
575	rxvt_term::scr_color (unsigned int color, int fgbg)	584	rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
576	{	585	{
577	if (color > maxTermCOLOR)	586	if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
578	color = fgbg;	587	color = fgbg;
579		588
580	if (fgbg == Color_fg)	589	if (fgbg == Color_fg)
581	rstyle = SET_FGCOLOR (rstyle, color);	590	rstyle = SET_FGCOLOR (rstyle, color);
582	else	591	else
…		…
586	/* ------------------------------------------------------------------------- */	595	/* ------------------------------------------------------------------------- */
587	/*	596	/*
588	* Change the rendition style for following text	597	* Change the rendition style for following text
589	*/	598	*/
590	void	599	void
591	rxvt_term::scr_rendition (int set, int style)	600	rxvt_term::scr_rendition (int set, int style) NOTHROW
592	{	601	{
593	if (set)	602	if (set)
594	rstyle |= style;	603	rstyle |= style;
595	else if (style == ~RS_None)	604	else if (style == ~RS_None)
596	rstyle = DEFAULT_RSTYLE;	605	rstyle = DEFAULT_RSTYLE;
597	else	606	else
598	rstyle &= ~style;	607	rstyle &= ~style;
599	}	608	}
600		609
601	/* ------------------------------------------------------------------------- */	610	/* ------------------------------------------------------------------------- */
602	/*	611	/*
603	* Scroll text between <row1> and <row2> inclusive, by <count> lines	612	* Scroll text between <row1> and <row2> inclusive, by <count> lines
604	* count positive ==> scroll up	613	* count positive ==> scroll up
605	* count negative ==> scroll down	614	* count negative ==> scroll down
606	*/	615	*/
607	int	616	int
608	rxvt_term::scr_scroll_text (int row1, int row2, int count)	617	rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
609	{	618	{
610	if (count == 0 || (row1 > row2))	619	if (count == 0 || (row1 > row2))
611	return 0;	620	return 0;
612		621
613	want_refresh = 1;	622	want_refresh = 1;
614	num_scr += count;	623	num_scr += count;
615		624
616	if (count > 0	625	if (count > 0
617	&& row1 == 0	626	&& row1 == 0
618	&& row2 == nrow - 1
619	&& (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))	627	&& (current_screen == PRIMARY || option (Opt_secondaryScroll)))
620	{	628	{
621	nsaved = min (nsaved + count, saveLines);	629	top_row = max (top_row - count, -saveLines);
622		630
623	HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, nsaved, DT_END));	631	// scroll everything up 'count' lines
624
625	term_start = (term_start + count) % total_rows;	632	term_start = (term_start + count) % total_rows;
626		633
		634	// sever bottommost line
		635	{
		636	line_t &l = ROW(row2 - count);
		637	l.is_longer (0);
		638	l.touch ();
		639	}
		640
		641	// erase newly scrolled-in lines
		642	for (int i = count; i--; )
		643	{
		644	line_t &l = ROW(nrow - 1 - i);
		645
		646	// optimize if already cleared, can be significant on slow machines
		647	// could be rolled into scr_blank_screen_mem
		648	if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
		649	{
		650	scr_blank_line (l, 0, l.l, rstyle);
		651	l.l = 0;
		652	l.f = 0;
		653	}
		654	else
		655	scr_blank_screen_mem (l, rstyle);
		656	}
		657
		658	// now copy lines below the scroll region bottom to the
		659	// bottom of the screen again, so they look as if they
		660	// hadn't moved.
		661	for (int i = nrow; --i > row2; )
		662	{
		663	line_t &l1 = ROW(i - count);
		664	line_t &l2 = ROW(i);
		665
		666	::swap (l1, l2);
		667	l2.touch ();
		668	}
		669
		670	// move and/or clear selection, if any
627	if (selection.op && current_screen == selection.screen)	671	if (selection.op && current_screen == selection.screen)
628	{	672	{
629	selection.beg.row -= count;	673	selection.beg.row -= count;
630	selection.end.row -= count;	674	selection.end.row -= count;
631	selection.mark.row -= count;	675	selection.mark.row -= count;
632		676
633	if (selection.beg.row < -nsaved	677	if (selection.beg.row < top_row
634	|| selection.end.row < -nsaved	678	|| selection.end.row < top_row
635	|| selection.mark.row < -nsaved)	679	|| selection.mark.row < top_row)
636	{	680	{
637	CLEAR_ALL_SELECTION ();	681	CLEAR_ALL_SELECTION ();
638	selection.op = SELECTION_CLEAR;	682	selection.op = SELECTION_CLEAR;
639	}	683	}
640	}	684	}
641		685
642	for (int i = count; i--; )	686	// finally move the view window, if desired
643	{
644	ROW(row2 - i).l = 0;
645	scr_blank_screen_mem (ROW(row2 - i), rstyle);
646	}
647
648	if (OPTION (Opt_scrollWithBuffer)	687	if (option (Opt_scrollWithBuffer)
649	&& view_start != 0	688	&& view_start != 0
650	&& view_start != saveLines)	689	&& view_start != -saveLines)
651	scr_page (UP, count);	690	scr_page (UP, count);
		691
		692	if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
		693	HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
652	}	694	}
653	else	695	else
654	{	696	{
655	if (selection.op && current_screen == selection.screen)	697	if (selection.op && current_screen == selection.screen)
656	{	698	{
…		…
668	{	710	{
669	/* move selected region too */	711	/* move selected region too */
670	selection.beg.row -= count;	712	selection.beg.row -= count;
671	selection.end.row -= count;	713	selection.end.row -= count;
672	selection.mark.row -= count;	714	selection.mark.row -= count;
673		715
674	selection_check (0);	716	selection_check (0);
675	}	717	}
676	}	718	}
677		719
678	// use a simple and robust scrolling algorithm, this	720	// use a simple and robust scrolling algorithm, this
…		…
680		722
681	int rows = row2 - row1 + 1;	723	int rows = row2 - row1 + 1;
682		724
683	min_it (count, rows);	725	min_it (count, rows);
684		726
		727	line_t *temp_buf = row_buf + total_rows;
		728
685	for (int row = 0; row < rows; row++)	729	for (int row = 0; row < rows; row++)
686	{	730	{
687	temp_buf [row] = ROW(row1 + (row + count + rows) % rows);	731	temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
688		732
689	if (!IN_RANGE_EXC (row + count, 0, rows))	733	if (!IN_RANGE_EXC (row + count, 0, rows))
…		…
700	/* ------------------------------------------------------------------------- */	744	/* ------------------------------------------------------------------------- */
701	/*	745	/*
702	* Add text given in <str> of length <len> to screen struct	746	* Add text given in <str> of length <len> to screen struct
703	*/	747	*/
704	void	748	void
705	rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines)	749	rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
706	{	750	{
707	if (len <= 0) /* sanity */	751	if (len <= 0) /* sanity */
708	return;	752	return;
709		753
710	unsigned char checksel;	754	unsigned char checksel;
…		…
716	ZERO_SCROLLBACK ();	760	ZERO_SCROLLBACK ();
717		761
718	if (minlines > 0)	762	if (minlines > 0)
719	{	763	{
720	minlines += screen.cur.row - screen.bscroll;	764	minlines += screen.cur.row - screen.bscroll;
		765	min_it (minlines, screen.cur.row - top_row);
721		766
722	if (minlines > 0	767	if (minlines > 0
723	&& screen.tscroll == 0	768	&& screen.tscroll == 0
724	&& screen.bscroll == nrow - 1)	769	&& screen.bscroll == nrow - 1)
725	{	770	{
…		…
730	}	775	}
731		776
732	#ifdef DEBUG_STRICT	777	#ifdef DEBUG_STRICT
733	assert (screen.cur.col < ncol);	778	assert (screen.cur.col < ncol);
734	assert (screen.cur.row < nrow	779	assert (screen.cur.row < nrow
735	&& screen.cur.row >= -nsaved);	780	&& screen.cur.row >= top_row);
736	#endif	781	#endif
737	int row = screen.cur.row;	782	int row = screen.cur.row;
738		783
739	checksel = selection.op && current_screen == selection.screen ? 1 : 0;	784	checksel = selection.op && current_screen == selection.screen ? 1 : 0;
740		785
…		…
786	CLEAR_SELECTION ();	831	CLEAR_SELECTION ();
787	}	832	}
788		833
789	if (screen.flags & Screen_WrapNext)	834	if (screen.flags & Screen_WrapNext)
790	{	835	{
		836	scr_do_wrap ();
		837
791	max_it (line->l, ncol);	838	line->l = ncol;
792	line->is_longer (1);	839	line->is_longer (1);
793		840
794	scr_do_wrap ();
795
796	row = screen.cur.row;	841	row = screen.cur.row;
797	line = &ROW(row); /* _must_ refresh */	842	line = &ROW(row); /* _must_ refresh */
798	}	843	}
799		844
800	// some utf-8 decoders "decode" surrogate characters: let's fix this.	845	// some utf-8 decoders "decode" surrogate characters: let's fix this.
801	if (IN_RANGE_INC (c, 0xd800, 0xdfff))	846	if (IN_RANGE_INC (c, 0xd800, 0xdfff))
802	c = 0xfffd;	847	c = 0xfffd;
803		848
804	// rely on wcwidth to tell us the character width, at least for non-latin1	849	// rely on wcwidth to tell us the character width, do wcwidth before
805	// do wcwidth before further replacements, as wcwidth might return -1	850	// further replacements, as wcwidth might return -1 for the line
806	// for the line drawing characters below as they might be invalid in the current	851	// drawing characters below as they might be invalid in the current
807	// locale.	852	// locale.
808	int width = c < 0x100 ? 1 : wcwidth (c);	853	int width = WCWIDTH (c);
809		854
810	if (charsets [screen.charset] == '0') // DEC SPECIAL	855	if (charsets [screen.charset] == '0') // DEC SPECIAL
811	{	856	{
812	// vt100 special graphics and line drawing	857	// vt100 special graphics and line drawing
813	// 5f-7e standard vt100	858	// 5f-7e standard vt100
…		…
964	/*	1009	/*
965	* Process Backspace. Move back the cursor back a position, wrap if have to	1010	* Process Backspace. Move back the cursor back a position, wrap if have to
966	* XTERM_SEQ: CTRL-H	1011	* XTERM_SEQ: CTRL-H
967	*/	1012	*/
968	void	1013	void
969	rxvt_term::scr_backspace ()	1014	rxvt_term::scr_backspace () NOTHROW
970	{	1015	{
971	want_refresh = 1;
972
973	if (screen.cur.col == 0)	1016	if (screen.cur.col == 0)
974	{	1017	{
975	if (screen.cur.row > 0)	1018	if (screen.cur.row > 0)
976	{	1019	{
977	#ifdef TERMCAP_HAS_BW	1020	#ifdef TERMCAP_HAS_BW
978	screen.cur.col = ncol - 1;	1021	screen.cur.col = ncol - 1;
979	screen.cur.row--;	1022	--screen.cur.row;
980	return;	1023
		1024	want_refresh = 1;
981	#endif	1025	#endif
982	}	1026	}
983	}	1027	}
984	else if (!(screen.flags & Screen_WrapNext))	1028	else
985	scr_gotorc (0, -1, RELATIVE);	1029	scr_gotorc (0, -1, RELATIVE);
986
987	screen.flags &= ~Screen_WrapNext;
988	}	1030	}
989		1031
990	/* ------------------------------------------------------------------------- */	1032	/* ------------------------------------------------------------------------- */
991	/*	1033	/*
992	* Process Horizontal Tab	1034	* Process Horizontal Tab
993	* count: +ve = forward; -ve = backwards	1035	* count: +ve = forward; -ve = backwards
994	* XTERM_SEQ: CTRL-I	1036	* XTERM_SEQ: CTRL-I
995	*/	1037	*/
996	void	1038	void
997	rxvt_term::scr_tab (int count, bool ht)	1039	rxvt_term::scr_tab (int count, bool ht) NOTHROW
998	{	1040	{
999	int i, x;	1041	int i, x;
1000		1042
1001	want_refresh = 1;	1043	want_refresh = 1;
1002	i = x = screen.cur.col;	1044	i = x = screen.cur.col;
…		…
1015	x = i;	1057	x = i;
1016		1058
1017	if (!--count)	1059	if (!--count)
1018	break;	1060	break;
1019	}	1061	}
1020	else	1062	else
1021	ht &= l.t[i] == ' '	1063	ht &= l.t[i] == ' '
1022	&& RS_SAME (l.r[i], base_rend);	1064	&& RS_SAME (l.r[i], base_rend);
1023		1065
1024	if (count)	1066	if (count)
1025	x = ncol - 1;	1067	x = ncol - 1;
1026		1068
1027	// store horizontal tab commands as characters inside the text	1069	// store horizontal tab commands as characters inside the text
1028	// buffer so they can be selected and pasted.	1070	// buffer so they can be selected and pasted.
1029	if (ht && OPTION (Opt_pastableTabs))	1071	if (ht && option (Opt_pastableTabs))
1030	{	1072	{
1031	base_rend = SET_FONT (base_rend, 0);	1073	base_rend = SET_FONT (base_rend, 0);
1032		1074
1033	l.touch (x);	1075	l.touch (x);
1034		1076
…		…
1067	* Process DEC Back Index	1109	* Process DEC Back Index
1068	* XTERM_SEQ: ESC 6	1110	* XTERM_SEQ: ESC 6
1069	* Move cursor left in row. If we're at the left boundary, shift everything	1111	* Move cursor left in row. If we're at the left boundary, shift everything
1070	* in that row right. Clear left column.	1112	* in that row right. Clear left column.
1071	*/	1113	*/
1072	#if ENABLE_FRILLS	1114	#if !ENABLE_MINIMAL
1073	void	1115	void
1074	rxvt_term::scr_backindex ()	1116	rxvt_term::scr_backindex () NOTHROW
1075	{	1117	{
1076	if (screen.cur.col > 0)	1118	if (screen.cur.col > 0)
1077	scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);	1119	scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1078	else	1120	else
1079	scr_insdel_chars (1, INSERT);	1121	scr_insdel_chars (1, INSERT);
…		…
1084	* Process DEC Forward Index	1126	* Process DEC Forward Index
1085	* XTERM_SEQ: ESC 9	1127	* XTERM_SEQ: ESC 9
1086	* Move cursor right in row. If we're at the right boundary, shift everything	1128	* Move cursor right in row. If we're at the right boundary, shift everything
1087	* in that row left. Clear right column.	1129	* in that row left. Clear right column.
1088	*/	1130	*/
1089	#if ENABLE_FRILLS	1131	#if !ENABLE_MINIMAL
1090	void	1132	void
1091	rxvt_term::scr_forwardindex ()	1133	rxvt_term::scr_forwardindex () NOTHROW
1092	{	1134	{
1093	if (screen.cur.col < ncol - 1)	1135	if (screen.cur.col < ncol - 1)
1094	scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);	1136	scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1095	else	1137	else
1096	{	1138	{
…		…
1109	/* ------------------------------------------------------------------------- */	1151	/* ------------------------------------------------------------------------- */
1110	/*	1152	/*
1111	* Goto Row/Column	1153	* Goto Row/Column
1112	*/	1154	*/
1113	void	1155	void
1114	rxvt_term::scr_gotorc (int row, int col, int relative)	1156	rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1115	{	1157	{
1116	want_refresh = 1;	1158	want_refresh = 1;
1117	ZERO_SCROLLBACK ();	1159	ZERO_SCROLLBACK ();
1118		1160
1119	screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;	1161	screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
…		…
1141	}	1183	}
1142	}	1184	}
1143	else	1185	else
1144	{	1186	{
1145	if (screen.flags & Screen_Relative)	1187	if (screen.flags & Screen_Relative)
		1188	{
1146	{ /* relative origin mode */	1189	/* relative origin mode */
1147	screen.cur.row = row + screen.tscroll;	1190	screen.cur.row = row + screen.tscroll;
1148	min_it (screen.cur.row, screen.bscroll);	1191	min_it (screen.cur.row, screen.bscroll);
1149	}	1192	}
1150	else	1193	else
1151	screen.cur.row = row;	1194	screen.cur.row = row;
…		…
1157	/* ------------------------------------------------------------------------- */	1200	/* ------------------------------------------------------------------------- */
1158	/*	1201	/*
1159	* direction should be UP or DN	1202	* direction should be UP or DN
1160	*/	1203	*/
1161	void	1204	void
1162	rxvt_term::scr_index (enum page_dirn direction)	1205	rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1163	{	1206	{
1164	int dirn;	1207	int dirn;
1165		1208
1166	want_refresh = 1;	1209	want_refresh = 1;
1167	ZERO_SCROLLBACK ();	1210	ZERO_SCROLLBACK ();
…		…
1186	* XTERM_SEQ: Clear line to right: ESC [ 0 K	1229	* XTERM_SEQ: Clear line to right: ESC [ 0 K
1187	* XTERM_SEQ: Clear line to left : ESC [ 1 K	1230	* XTERM_SEQ: Clear line to left : ESC [ 1 K
1188	* XTERM_SEQ: Clear whole line : ESC [ 2 K	1231	* XTERM_SEQ: Clear whole line : ESC [ 2 K
1189	*/	1232	*/
1190	void	1233	void
1191	rxvt_term::scr_erase_line (int mode)	1234	rxvt_term::scr_erase_line (int mode) NOTHROW
1192	{	1235	{
1193	unsigned int col, num;	1236	unsigned int col, num;
1194		1237
1195	want_refresh = 1;	1238	want_refresh = 1;
1196	ZERO_SCROLLBACK ();	1239	ZERO_SCROLLBACK ();
…		…
1240	* XTERM_SEQ: Clear screen after cursor : ESC [ 0 J	1283	* XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1241	* XTERM_SEQ: Clear screen before cursor: ESC [ 1 J	1284	* XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1242	* XTERM_SEQ: Clear whole screen : ESC [ 2 J	1285	* XTERM_SEQ: Clear whole screen : ESC [ 2 J
1243	*/	1286	*/
1244	void	1287	void
1245	rxvt_term::scr_erase_screen (int mode)	1288	rxvt_term::scr_erase_screen (int mode) NOTHROW
1246	{	1289	{
1247	int num;	1290	int num;
1248	int32_t row;	1291	int32_t row;
1249	rend_t ren;	1292	rend_t ren;
1250	XGCValues gcvalue;	1293	XGCValues gcvalue;
…		…
1295	}	1338	}
1296	else	1339	else
1297	{	1340	{
1298	ren = rstyle & (RS_fgMask | RS_bgMask);	1341	ren = rstyle & (RS_fgMask | RS_bgMask);
1299	gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];	1342	gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1300	XChangeGC (display->display, gc, GCForeground, &gcvalue);	1343	XChangeGC (dpy, gc, GCForeground, &gcvalue);
1301	ERASE_ROWS (row, num);	1344	ERASE_ROWS (row, num);
1302	gcvalue.foreground = pix_colors[Color_fg];	1345	gcvalue.foreground = pix_colors[Color_fg];
1303	XChangeGC (display->display, gc, GCForeground, &gcvalue);	1346	XChangeGC (dpy, gc, GCForeground, &gcvalue);
1304	}	1347	}
1305		1348
1306	for (; num--; row++)	1349	for (; num--; row++)
1307	{	1350	{
1308	line_t &l = ROW(row);
1309	l.l = 0;
1310	l.is_longer (0);
1311	scr_blank_screen_mem (l, rstyle);	1351	scr_blank_screen_mem (ROW(row), rstyle);
1312	scr_blank_line (drawn_buf [row], 0, ncol, ren);	1352	scr_blank_line (drawn_buf [row], 0, ncol, ren);
1313	}	1353	}
1314	}	1354	}
1315		1355
1316	#if ENABLE_FRILLS	1356	#if !ENABLE_MINIMAL
1317	void	1357	void
1318	rxvt_term::scr_erase_savelines ()	1358	rxvt_term::scr_erase_savelines () NOTHROW
1319	{	1359	{
1320	want_refresh = 1;	1360	want_refresh = 1;
1321	ZERO_SCROLLBACK ();	1361	ZERO_SCROLLBACK ();
1322		1362
1323	nsaved = 0;	1363	top_row = 0;
1324	}	1364	}
1325	#endif	1365	#endif
1326		1366
1327	/* ------------------------------------------------------------------------- */	1367	/* ------------------------------------------------------------------------- */
1328	/*	1368	/*
1329	* Fill the screen with `E's	1369	* Fill the screen with `E's
1330	* XTERM_SEQ: Screen Alignment Test: ESC # 8	1370	* XTERM_SEQ: Screen Alignment Test: ESC # 8
1331	*/	1371	*/
1332	void	1372	void
1333	rxvt_term::scr_E ()	1373	rxvt_term::scr_E () NOTHROW
1334	{	1374	{
1335	rend_t fs;	1375	rend_t fs;
1336		1376
1337	want_refresh = 1;	1377	want_refresh = 1;
1338	ZERO_SCROLLBACK ();	1378	ZERO_SCROLLBACK ();
…		…
1359	/* ------------------------------------------------------------------------- */	1399	/* ------------------------------------------------------------------------- */
1360	/*	1400	/*
1361	* Insert/Delete <count> lines	1401	* Insert/Delete <count> lines
1362	*/	1402	*/
1363	void	1403	void
1364	rxvt_term::scr_insdel_lines (int count, int insdel)	1404	rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1365	{	1405	{
1366	int end;	1406	int end;
1367		1407
1368	ZERO_SCROLLBACK ();	1408	ZERO_SCROLLBACK ();
1369		1409
…		…
1389	/* ------------------------------------------------------------------------- */	1429	/* ------------------------------------------------------------------------- */
1390	/*	1430	/*
1391	* Insert/Delete <count> characters from the current position	1431	* Insert/Delete <count> characters from the current position
1392	*/	1432	*/
1393	void	1433	void
1394	rxvt_term::scr_insdel_chars (int count, int insdel)	1434	rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1395	{	1435	{
1396	int col, row;	1436	int col, row;
1397	rend_t tr;	1437	rend_t tr;
1398		1438
1399	want_refresh = 1;	1439	want_refresh = 1;
…		…
1430	{	1470	{
1431	if (selection.end.row != screen.cur.row	1471	if (selection.end.row != screen.cur.row
1432	|| (selection.end.col + count >= ncol))	1472	|| (selection.end.col + count >= ncol))
1433	CLEAR_SELECTION ();	1473	CLEAR_SELECTION ();
1434	else	1474	else
		1475	{
1435	{ /* shift selection */	1476	/* shift selection */
1436	selection.beg.col += count;	1477	selection.beg.col += count;
1437	selection.mark.col += count; /* XXX: yes? */	1478	selection.mark.col += count; /* XXX: yes? */
1438	selection.end.col += count;	1479	selection.end.col += count;
1439	}	1480	}
1440	}	1481	}
…		…
1487	/*	1528	/*
1488	* Set the scrolling region	1529	* Set the scrolling region
1489	* XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r	1530	* XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1490	*/	1531	*/
1491	void	1532	void
1492	rxvt_term::scr_scroll_region (int top, int bot)	1533	rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1493	{	1534	{
1494	max_it (top, 0);	1535	max_it (top, 0);
1495	min_it (bot, nrow - 1);	1536	min_it (bot, nrow - 1);
1496		1537
1497	if (top > bot)	1538	if (top > bot)
…		…
1507	* Make the cursor visible/invisible	1548	* Make the cursor visible/invisible
1508	* XTERM_SEQ: Make cursor visible : ESC [ ? 25 h	1549	* XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1509	* XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l	1550	* XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1510	*/	1551	*/
1511	void	1552	void
1512	rxvt_term::scr_cursor_visible (int mode)	1553	rxvt_term::scr_cursor_visible (int mode) NOTHROW
1513	{	1554	{
1514	want_refresh = 1;	1555	want_refresh = 1;
1515		1556
1516	if (mode)	1557	if (mode)
1517	screen.flags |= Screen_VisibleCursor;	1558	screen.flags |= Screen_VisibleCursor;
…		…
1524	* Set/unset automatic wrapping	1565	* Set/unset automatic wrapping
1525	* XTERM_SEQ: Set Wraparound : ESC [ ? 7 h	1566	* XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1526	* XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l	1567	* XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1527	*/	1568	*/
1528	void	1569	void
1529	rxvt_term::scr_autowrap (int mode)	1570	rxvt_term::scr_autowrap (int mode) NOTHROW
1530	{	1571	{
1531	if (mode)	1572	if (mode)
1532	screen.flags |= Screen_Autowrap;	1573	screen.flags |= Screen_Autowrap;
1533	else	1574	else
1534	screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);	1575	screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
…		…
1543	* and the cursor cannot be moved outside.	1584	* and the cursor cannot be moved outside.
1544	* XTERM_SEQ: Set Absolute: ESC [ ? 6 h	1585	* XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1545	* XTERM_SEQ: Set Relative: ESC [ ? 6 l	1586	* XTERM_SEQ: Set Relative: ESC [ ? 6 l
1546	*/	1587	*/
1547	void	1588	void
1548	rxvt_term::scr_relative_origin (int mode)	1589	rxvt_term::scr_relative_origin (int mode) NOTHROW
1549	{	1590	{
1550	if (mode)	1591	if (mode)
1551	screen.flags |= Screen_Relative;	1592	screen.flags |= Screen_Relative;
1552	else	1593	else
1553	screen.flags &= ~Screen_Relative;	1594	screen.flags &= ~Screen_Relative;
…		…
1560	* Set insert/replace mode	1601	* Set insert/replace mode
1561	* XTERM_SEQ: Set Insert mode : ESC [ ? 4 h	1602	* XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1562	* XTERM_SEQ: Set Replace mode: ESC [ ? 4 l	1603	* XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1563	*/	1604	*/
1564	void	1605	void
1565	rxvt_term::scr_insert_mode (int mode)	1606	rxvt_term::scr_insert_mode (int mode) NOTHROW
1566	{	1607	{
1567	if (mode)	1608	if (mode)
1568	screen.flags |= Screen_Insert;	1609	screen.flags |= Screen_Insert;
1569	else	1610	else
1570	screen.flags &= ~Screen_Insert;	1611	screen.flags &= ~Screen_Insert;
…		…
1576	* XTERM_SEQ: Set tab at current column : ESC H	1617	* XTERM_SEQ: Set tab at current column : ESC H
1577	* XTERM_SEQ: Clear tab at current column: ESC [ 0 g	1618	* XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1578	* XTERM_SEQ: Clear all tabs : ESC [ 3 g	1619	* XTERM_SEQ: Clear all tabs : ESC [ 3 g
1579	*/	1620	*/
1580	void	1621	void
1581	rxvt_term::scr_set_tab (int mode)	1622	rxvt_term::scr_set_tab (int mode) NOTHROW
1582	{	1623	{
1583	if (mode < 0)	1624	if (mode < 0)
1584	memset (tabs, 0, ncol * sizeof (char));	1625	memset (tabs, 0, ncol);
1585	else if (screen.cur.col < ncol)	1626	else if (screen.cur.col < ncol)
1586	tabs [screen.cur.col] = !!mode;	1627	tabs [screen.cur.col] = !!mode;
1587	}	1628	}
1588		1629
1589	/* ------------------------------------------------------------------------- */	1630	/* ------------------------------------------------------------------------- */
…		…
1591	* Set reverse/normal video	1632	* Set reverse/normal video
1592	* XTERM_SEQ: Reverse video: ESC [ ? 5 h	1633	* XTERM_SEQ: Reverse video: ESC [ ? 5 h
1593	* XTERM_SEQ: Normal video : ESC [ ? 5 l	1634	* XTERM_SEQ: Normal video : ESC [ ? 5 l
1594	*/	1635	*/
1595	void	1636	void
1596	rxvt_term::scr_rvideo_mode (int mode)	1637	rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1597	{	1638	{
1598	XGCValues gcvalue;	1639	rvideo_mode = on;
1599		1640
		1641	#ifndef NO_BELL
		1642	on ^= rvideo_bell;
		1643	#endif
		1644
1600	if (rvideo != mode)	1645	if (rvideo_state != on)
1601	{	1646	{
1602	rvideo = mode;	1647	rvideo_state = on;
		1648
1603	::swap (pix_colors[Color_fg], pix_colors[Color_bg]);	1649	::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1604	#if XPM_BACKGROUND	1650	#ifdef HAVE_BG_PIXMAP
1605	if (bgPixmap.pixmap == None)	1651	if (bgPixmap.pixmap == None)
1606	#endif	1652	#endif
1607	#if TRANSPARENT	1653	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1608	if (! OPTION (Opt_transparent) || am_transparent == 0)
1609	#endif
1610	XSetWindowBackground (display->display, vt,
1611	pix_colors[Color_bg]);
1612		1654
		1655	XGCValues gcvalue;
1613	gcvalue.foreground = pix_colors[Color_fg];	1656	gcvalue.foreground = pix_colors[Color_fg];
1614	gcvalue.background = pix_colors[Color_bg];	1657	gcvalue.background = pix_colors[Color_bg];
1615	XChangeGC (display->display, gc, GCBackground | GCForeground,	1658	XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1616	&gcvalue);	1659
1617	scr_clear ();	1660	scr_clear ();
1618	scr_touch (true);	1661	scr_touch (true);
1619	}	1662	}
1620	}	1663	}
1621		1664
…		…
1623	/*	1666	/*
1624	* Report current cursor position	1667	* Report current cursor position
1625	* XTERM_SEQ: Report position: ESC [ 6 n	1668	* XTERM_SEQ: Report position: ESC [ 6 n
1626	*/	1669	*/
1627	void	1670	void
1628	rxvt_term::scr_report_position ()	1671	rxvt_term::scr_report_position () NOTHROW
1629	{	1672	{
1630	tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);	1673	tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1631	}	1674	}
1632		1675
1633	/* ------------------------------------------------------------------------- *	1676	/* ------------------------------------------------------------------------- *
…		…
1636		1679
1637	/*	1680	/*
1638	* Set font style	1681	* Set font style
1639	*/	1682	*/
1640	void	1683	void
1641	rxvt_term::set_font_style ()	1684	rxvt_term::set_font_style () NOTHROW
1642	{	1685	{
1643	#if 0	1686	#if 0
1644	switch (charsets [screen.charset])	1687	switch (charsets [screen.charset])
1645	{	1688	{
1646	case '0': /* DEC Special Character & Line Drawing Set */	1689	case '0': /* DEC Special Character & Line Drawing Set */
…		…
1668	* XTERM_SEQ: Invoke G1 character set: CTRL-N	1711	* XTERM_SEQ: Invoke G1 character set: CTRL-N
1669	* XTERM_SEQ: Invoke G2 character set: ESC N	1712	* XTERM_SEQ: Invoke G2 character set: ESC N
1670	* XTERM_SEQ: Invoke G3 character set: ESC O	1713	* XTERM_SEQ: Invoke G3 character set: ESC O
1671	*/	1714	*/
1672	void	1715	void
1673	rxvt_term::scr_charset_choose (int set)	1716	rxvt_term::scr_charset_choose (int set) NOTHROW
1674	{	1717	{
1675	screen.charset = set;	1718	screen.charset = set;
1676	set_font_style ();	1719	set_font_style ();
1677	}	1720	}
1678		1721
…		…
1684	* XTERM_SEQ: Set G2 character set: ESC * <C>	1727	* XTERM_SEQ: Set G2 character set: ESC * <C>
1685	* XTERM_SEQ: Set G3 character set: ESC + <C>	1728	* XTERM_SEQ: Set G3 character set: ESC + <C>
1686	* See set_font_style for possible values for <C>	1729	* See set_font_style for possible values for <C>
1687	*/	1730	*/
1688	void	1731	void
1689	rxvt_term::scr_charset_set (int set, unsigned int ch)	1732	rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1690	{	1733	{
1691	charsets[set] = (unsigned char)ch;	1734	charsets[set] = (unsigned char)ch;
1692	set_font_style ();	1735	set_font_style ();
1693	}	1736	}
1694		1737
…		…
1699		1742
1700	/*	1743	/*
1701	* refresh matching text.	1744	* refresh matching text.
1702	*/	1745	*/
1703	bool	1746	bool
1704	rxvt_term::scr_refresh_rend (rend_t mask, rend_t value)	1747	rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1705	{	1748	{
1706	bool found = false;	1749	bool found = false;
1707		1750
1708	for (int i = 0; i < nrow; i++)	1751	for (int i = 0; i < nrow; i++)
1709	{	1752	{
1710	int col = 0;
1711	rend_t *drp = drawn_buf[i].r;	1753	rend_t *drp = drawn_buf[i].r;
1712		1754
1713	for (; col < ncol; col++, drp++)	1755	for (int col = 0; col < ncol; col++, drp++)
1714	if ((*drp & mask) == value)	1756	if ((*drp & mask) == value)
1715	{	1757	{
1716	found = true;	1758	found = true;
1717	*drp = ~value;	1759	*drp = ~value;
1718	}	1760	}
…		…
1729	PART_END,	1771	PART_END,
1730	RC_COUNT	1772	RC_COUNT
1731	};	1773	};
1732		1774
1733	void	1775	void
1734	rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh)	1776	rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1735	{	1777	{
1736	int i;	1778	int i;
1737	row_col_t rc[RC_COUNT];	1779	row_col_t rc[RC_COUNT];
1738		1780
1739	if (!drawn_buf) /* sanity check */	1781	if (!drawn_buf) /* sanity check */
…		…
1758	for (i = PART_BEG; i < RC_COUNT; i++)	1800	for (i = PART_BEG; i < RC_COUNT; i++)
1759	{	1801	{
1760	min_it (rc[i].col, ncol - 1);	1802	min_it (rc[i].col, ncol - 1);
1761	min_it (rc[i].row, nrow - 1);	1803	min_it (rc[i].row, nrow - 1);
1762	}	1804	}
1763		1805	// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1764	for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)	1806	for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1765	fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);	1807	fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1766		1808
		1809	num_scr_allow = 0;
		1810
1767	if (refresh)	1811	if (refresh)
1768	scr_refresh (SLOW_REFRESH);	1812	scr_refresh ();
1769	}	1813	}
1770		1814
1771	/* ------------------------------------------------------------------------- */	1815	/* ------------------------------------------------------------------------- */
1772	/*	1816	/*
1773	* Refresh the entire screen	1817	* Refresh the entire screen
1774	*/	1818	*/
1775	void	1819	void
1776	rxvt_term::scr_touch (bool refresh)	1820	rxvt_term::scr_touch (bool refresh) NOTHROW
1777	{	1821	{
1778	scr_expose (0, 0, width, height, refresh);	1822	scr_expose (0, 0, width, height, refresh);
1779	}	1823	}
1780		1824
1781	/* ------------------------------------------------------------------------- */	1825	/* ------------------------------------------------------------------------- */
1782	/*	1826	/*
1783	* Move the display so that the line represented by scrollbar value Y is at	1827	* Move the display so that the line represented by scrollbar value Y is at
1784	* the top of the screen	1828	* the top of the screen
1785	*/	1829	*/
1786	int	1830	void
1787	rxvt_term::scr_move_to (int y, int len)	1831	rxvt_term::scr_move_to (int y, int len) NOTHROW
1788	{	1832	{
1789	long p = 0;	1833	scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1790	unsigned int oldviewstart;
1791
1792	oldviewstart = view_start;
1793
1794	if (y < len)
1795	{
1796	p = (nrow + nsaved) * (len - y) / len;
1797	p -= (long) (nrow - 1);
1798	p = max (p, 0);
1799	}
1800
1801	view_start = (unsigned int)min (p, nsaved);
1802
1803	return scr_changeview (oldviewstart);
1804	}	1834	}
1805		1835
1806	/* ------------------------------------------------------------------------- */	1836	/* ------------------------------------------------------------------------- */
1807	/*	1837	/*
1808	* Page the screen up/down nlines	1838	* Page the screen up/down nlines
1809	* direction should be UP or DN	1839	* direction should be UP or DN
1810	*/	1840	*/
1811	int	1841	bool
1812	rxvt_term::scr_page (enum page_dirn direction, int nlines)	1842	rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1813	{	1843	{
1814	int n;	1844	int new_view_start =
1815	unsigned int oldviewstart;
1816
1817	oldviewstart = view_start;
1818
1819	if (direction == UP)
1820	{
1821	n = view_start + nlines;
1822	view_start = min (n, nsaved);
1823	}
1824	else
1825	{
1826	n = view_start - nlines;	1845	direction == UP ? view_start - nlines
1827	view_start = max (n, 0);	1846	: view_start + nlines;
1828	}
1829		1847
1830	return scr_changeview (oldviewstart);	1848	return scr_changeview (new_view_start);
1831	}	1849	}
1832		1850
1833	int	1851	bool
1834	rxvt_term::scr_changeview (unsigned int oldviewstart)	1852	rxvt_term::scr_changeview (int new_view_start) NOTHROW
1835	{	1853	{
		1854	clamp_it (new_view_start, top_row, 0);
		1855
1836	if (view_start != oldviewstart)	1856	if (new_view_start == view_start)
1837	{	1857	return false;
		1858
		1859	num_scr += new_view_start - view_start;
		1860	view_start = new_view_start;
		1861	want_refresh = 1;
		1862
1838	HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));	1863	HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1839		1864
1840	want_refresh = 1;	1865	return true;
1841	num_scr -= (view_start - oldviewstart);
1842	}
1843
1844	return (int)view_start - (int)oldviewstart;
1845	}	1866	}
1846		1867
1847	/* ------------------------------------------------------------------------- */	1868	#ifndef NO_BELL
1848	void	1869	void
		1870	rxvt_term::bell_cb (ev::timer &w, int revents)
		1871	{
		1872	rvideo_bell = false;
		1873	scr_rvideo_mode (rvideo_mode);
		1874	refresh_check ();
		1875	}
		1876	#endif
		1877
		1878	/* ------------------------------------------------------------------------- */
		1879	void
1849	rxvt_term::scr_bell ()	1880	rxvt_term::scr_bell () NOTHROW
1850	{	1881	{
1851	#ifndef NO_BELL	1882	#ifndef NO_BELL
1852		1883
1853	# ifndef NO_MAPALERT	1884	# ifndef NO_MAPALERT
1854	# ifdef MAPALERT_OPTION	1885	# ifdef MAPALERT_OPTION
1855	if (OPTION (Opt_mapAlert))	1886	if (option (Opt_mapAlert))
1856	# endif	1887	# endif
1857	XMapWindow (display->display, parent[0]);	1888	XMapWindow (dpy, parent[0]);
1858	# endif	1889	# endif
1859		1890
1860	if (OPTION (Opt_visualBell))	1891	# if ENABLE_FRILLS
		1892	if (option (Opt_urgentOnBell))
		1893	{
		1894	if (XWMHints *h = XGetWMHints(dpy, parent[0]))
		1895	{
		1896	h->flags |= XUrgencyHint;
		1897	XSetWMHints (dpy, parent[0], h);
		1898	}
1861	{	1899	}
1862	scr_rvideo_mode (!rvideo); /* refresh also done */	1900	# endif
		1901
		1902	if (option (Opt_visualBell))
		1903	{
		1904	rvideo_bell = true;
		1905	scr_rvideo_mode (rvideo_mode);
		1906	flush ();
		1907
1863	rxvt_usleep (VISUAL_BELL_DURATION);	1908	bell_ev.start (VISUAL_BELL_DURATION);
1864	scr_rvideo_mode (!rvideo); /* refresh also done */
1865	}	1909	}
1866	else	1910	else
1867	XBell (display->display, 0);	1911	XBell (dpy, 0);
1868
1869	#endif	1912	#endif
1870	}	1913	}
1871		1914
1872	/* ------------------------------------------------------------------------- */	1915	/* ------------------------------------------------------------------------- */
1873	/* ARGSUSED */	1916	/* ARGSUSED */
1874	void	1917	void
1875	rxvt_term::scr_printscreen (int fullhist)	1918	rxvt_term::scr_printscreen (int fullhist) NOTHROW
1876	{	1919	{
1877	#ifdef PRINTPIPE	1920	#ifdef PRINTPIPE
1878	int nrows, row_start;	1921	int nrows, row_start;
1879	FILE *fd;	1922	FILE *fd;
1880		1923
1881	if ((fd = popen_printer ()) == NULL)	1924	if ((fd = popen_printer ()) == NULL)
1882	return;	1925	return;
1883		1926
1884	if (fullhist)	1927	if (fullhist)
1885	{	1928	{
1886	nrows = nrow + nsaved;	1929	nrows = nrow - top_row;
1887	row_start = -nsaved;	1930	row_start = top_row;
1888	}	1931	}
1889	else	1932	else
1890	{	1933	{
1891	nrows = nrow;	1934	nrows = nrow;
1892	row_start = -view_start;	1935	row_start = view_start;
1893	}	1936	}
1894		1937
1895	wctomb (0, 0);	1938	wctomb (0, 0);
1896		1939
1897	for (int r1 = 0; r1 < nrows; r1++)	1940	for (int r1 = 0; r1 < nrows; r1++)
…		…
1929	* Refresh the screen	1972	* Refresh the screen
1930	* drawn_text/drawn_rend contain the screen information before the update.	1973	* drawn_text/drawn_rend contain the screen information before the update.
1931	* screen.text/screen.rend contain what the screen will change to.	1974	* screen.text/screen.rend contain what the screen will change to.
1932	*/	1975	*/
1933	void	1976	void
1934	rxvt_term::scr_refresh (unsigned char refresh_type)	1977	rxvt_term::scr_refresh () NOTHROW
1935	{	1978	{
1936	unsigned char must_clear, /* use draw_string not draw_image_string */	1979	unsigned char have_bg,
1937	showcursor; /* show the cursor */	1980	showcursor; /* show the cursor */
1938	int16_t col, row, /* column/row we're processing */	1981	int16_t col, row, /* column/row we're processing */
1939	ocrow; /* old cursor row */	1982	ocrow; /* old cursor row */
1940	int i; /* tmp */	1983	int i; /* tmp */
1941	#ifndef NO_CURSORCOLOR	1984	#ifndef NO_CURSORCOLOR
1942	rend_t cc1; /* store colours at cursor position (s) */	1985	rend_t cc1; /* store colours at cursor position (s) */
1943	#endif	1986	#endif
1944	rend_t *crp; // cursor rendition pointer	1987	rend_t *crp; // cursor rendition pointer
		1988	rend_t ccol1, /* Cursor colour */
		1989	ccol2; /* Cursor colour2 */
1945		1990
1946	want_refresh = 0; /* screen is current */	1991	want_refresh = 0; /* screen is current */
1947		1992
1948	if (refresh_type == NO_REFRESH || !mapped)	1993	if (refresh_type == NO_REFRESH || !mapped)
1949	return;	1994	return;
1950		1995
1951	/*	1996	/*
1952	* A: set up vars	1997	* A: set up vars
1953	*/	1998	*/
1954	must_clear = 0;	1999	have_bg = 0;
1955	refresh_count = 0;	2000	refresh_count = 0;
1956		2001
1957	#if XPM_BACKGROUND	2002	#ifdef HAVE_BG_PIXMAP
1958	must_clear |= bgPixmap.pixmap != None;	2003	have_bg |= bgPixmap.pixmap != None;
1959	#endif
1960	#if TRANSPARENT
1961	must_clear |= OPTION (Opt_transparent) && am_transparent;
1962	#endif	2004	#endif
1963	ocrow = oldcursor.row; /* is there an old outline cursor on screen? */	2005	ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1964		2006
1965	/*	2007	/*
1966	* B: reverse any characters which are selected	2008	* B: reverse any characters which are selected
…		…
1970	/*	2012	/*
1971	* C: set the cursor character (s)	2013	* C: set the cursor character (s)
1972	*/	2014	*/
1973	{	2015	{
1974	unsigned char setoldcursor;	2016	unsigned char setoldcursor;
1975	rend_t ccol1, /* Cursor colour */
1976	ccol2; /* Cursor colour2 */
1977		2017
1978	showcursor = (screen.flags & Screen_VisibleCursor);	2018	showcursor = (screen.flags & Screen_VisibleCursor);
1979	#ifdef CURSOR_BLINK	2019	#ifdef CURSOR_BLINK
1980	if (hidden_cursor)	2020	if (hidden_cursor)
1981	showcursor = 0;	2021	showcursor = 0;
…		…
1988	while (col && ROW(screen.cur.row).t[col] == NOCHAR)	2028	while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1989	col--;	2029	col--;
1990		2030
1991	crp = &ROW(screen.cur.row).r[col];	2031	crp = &ROW(screen.cur.row).r[col];
1992		2032
		2033	#ifndef NO_CURSORCOLOR
		2034	cc1 = *crp & (RS_fgMask | RS_bgMask);
		2035	if (ISSET_PIXCOLOR (Color_cursor))
		2036	ccol1 = Color_cursor;
		2037	else
		2038	#endif
		2039	#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
		2040	ccol1 = fgcolor_of (rstyle);
		2041	#else
		2042	ccol1 = Color_fg;
		2043	#endif
		2044
		2045	#ifndef NO_CURSORCOLOR
		2046	if (ISSET_PIXCOLOR (Color_cursor2))
		2047	ccol2 = Color_cursor2;
		2048	else
		2049	#endif
		2050	#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
		2051	ccol2 = bgcolor_of (rstyle);
		2052	#else
		2053	ccol2 = Color_bg;
		2054	#endif
		2055
1993	if (showcursor && focus)	2056	if (showcursor && focus)
1994	{	2057	{
1995	if (OPTION (Opt_cursorUnderline))	2058	if (option (Opt_cursorUnderline))
1996	*crp ^= RS_Uline;	2059	*crp ^= RS_Uline;
1997	else	2060	else
1998	{	2061	{
1999	*crp ^= RS_RVid;	2062	*crp ^= RS_RVid;
2000
2001	#ifndef NO_CURSORCOLOR
2002	cc1 = *crp & (RS_fgMask | RS_bgMask);
2003	if (ISSET_PIXCOLOR (Color_cursor))
2004	ccol1 = Color_cursor;
2005	else
2006	#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2007	ccol1 = fgcolor_of (rstyle);
2008	#else
2009	ccol1 = Color_fg;
2010	#endif
2011	if (ISSET_PIXCOLOR (Color_cursor2))
2012	ccol2 = Color_cursor2;
2013	else
2014	#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2015	ccol2 = bgcolor_of (rstyle);
2016	#else
2017	ccol2 = Color_bg;
2018	#endif
2019	*crp = SET_FGCOLOR (*crp, ccol1);	2063	*crp = SET_FGCOLOR (*crp, ccol1);
2020	*crp = SET_BGCOLOR (*crp, ccol2);	2064	*crp = SET_BGCOLOR (*crp, ccol2);
2021	#endif
2022	}	2065	}
2023	}	2066	}
2024	}	2067	}
2025		2068
2026	/* make sure no outline cursor is left around */	2069	/* make sure no outline cursor is left around */
2027	setoldcursor = 0;	2070	setoldcursor = 0;
2028	if (ocrow != -1)	2071	if (ocrow != -1)
2029	{	2072	{
2030	if (screen.cur.row + view_start != ocrow	2073	if (screen.cur.row - view_start != ocrow
2031	|| screen.cur.col != oldcursor.col)	2074	|| screen.cur.col != oldcursor.col)
2032	{	2075	{
2033	if (ocrow < nrow	2076	if (ocrow < nrow
2034	&& oldcursor.col < ncol)	2077	&& oldcursor.col < ncol)
2035	drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);	2078	drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
…		…
2043	else if (!focus)	2086	else if (!focus)
2044	setoldcursor = 1;	2087	setoldcursor = 1;
2045		2088
2046	if (setoldcursor)	2089	if (setoldcursor)
2047	{	2090	{
2048	if (screen.cur.row + view_start >= nrow)	2091	if (screen.cur.row - view_start >= nrow)
2049	oldcursor.row = -1;	2092	oldcursor.row = -1;
2050	else	2093	else
2051	{	2094	{
2052	oldcursor.row = screen.cur.row + view_start;	2095	oldcursor.row = screen.cur.row - view_start;
2053	oldcursor.col = screen.cur.col;	2096	oldcursor.col = screen.cur.col;
2054	}	2097	}
2055	}	2098	}
2056	}	2099	}
2057		2100
…		…
2063	#ifndef NO_SLOW_LINK_SUPPORT	2106	#ifndef NO_SLOW_LINK_SUPPORT
2064	/*	2107	/*
2065	* D: CopyArea pass - very useful for slower links	2108	* D: CopyArea pass - very useful for slower links
2066	* This has been deliberately kept simple.	2109	* This has been deliberately kept simple.
2067	*/	2110	*/
2068	i = num_scr;
2069	if (!display->is_local	2111	if (!display->is_local
2070	&& refresh_type == FAST_REFRESH && num_scr_allow && num_scr	2112	&& refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2071	&& abs (num_scr) < nrow && !must_clear)	2113	&& abs (num_scr) < nrow && !have_bg)
2072	{	2114	{
2073	int16_t nits;	2115	int16_t nits;
		2116	int i = num_scr;
2074	int j;	2117	int j;
2075	int len, wlen;	2118	int len, wlen;
		2119	dLocal (int, num_scr);
2076		2120
2077	j = nrow;	2121	j = nrow;
2078	wlen = len = -1;	2122	wlen = len = -1;
2079	row = i > 0 ? 0 : j - 1;	2123	row = i > 0 ? 0 : j - 1;
		2124
2080	for (; j-- >= 0; row += (i > 0 ? 1 : -1))	2125	for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2081	{	2126	{
2082	if (row + i >= 0 && row + i < nrow && row + i != ocrow)	2127	if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2083	{	2128	{
2084	line_t s = ROW(row - view_start);	2129	line_t s = ROW(view_start + row);
2085	line_t d = drawn_buf[row];	2130	line_t d = drawn_buf[row];
2086	line_t d2 = drawn_buf[row + i];	2131	line_t d2 = drawn_buf[row + i];
2087		2132
2088	for (nits = 0, col = ncol; col--; )	2133	for (nits = 0, col = ncol; col--; )
2089	if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])	2134	if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
…		…
2105	wlen = row;	2150	wlen = row;
2106	continue;	2151	continue;
2107	}	2152	}
2108	}	2153	}
2109		2154
2110	if (len != -1)	2155	if (len >= 0)
2111	{	2156	{
2112	/* also comes here at end if needed because of >= above */	2157	/* also comes here at end if needed because of >= above */
2113	if (wlen < len)	2158	if (wlen < len)
2114	::swap (wlen, len);	2159	::swap (wlen, len);
2115		2160
		2161	XGCValues gcv;
		2162
		2163	gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2116	XCopyArea (display->display, vt, vt,	2164	XCopyArea (dpy, vt, vt,
2117	gc, 0, Row2Pixel (len + i),	2165	gc, 0, Row2Pixel (len + i),
2118	(unsigned int)this->width,	2166	(unsigned int)this->width,
2119	(unsigned int)Height2Pixel (wlen - len + 1),	2167	(unsigned int)Height2Pixel (wlen - len + 1),
2120	0, Row2Pixel (len));	2168	0, Row2Pixel (len));
		2169	gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
		2170
2121	len = -1;	2171	len = -1;
2122	}	2172	}
2123	}	2173	}
2124	}	2174	}
2125	#endif	2175	#endif
…		…
2127	/*	2177	/*
2128	* E: main pass across every character	2178	* E: main pass across every character
2129	*/	2179	*/
2130	for (row = 0; row < nrow; row++)	2180	for (row = 0; row < nrow; row++)
2131	{	2181	{
2132	text_t *stp = ROW(row - view_start).t;	2182	text_t *stp = ROW(view_start + row).t;
2133	rend_t *srp = ROW(row - view_start).r;	2183	rend_t *srp = ROW(view_start + row).r;
2134	text_t *dtp = drawn_buf[row].t;	2184	text_t *dtp = drawn_buf[row].t;
2135	rend_t *drp = drawn_buf[row].r;	2185	rend_t *drp = drawn_buf[row].r;
2136		2186
2137	/*	2187	/*
2138	* E2: OK, now the real pass	2188	* E2: OK, now the real pass
…		…
2181	count++;	2231	count++;
2182		2232
2183	if (stp[col] != dtp[col]	2233	if (stp[col] != dtp[col]
2184	|| !RS_SAME (srp[col], drp[col]))	2234	|| !RS_SAME (srp[col], drp[col]))
2185	{	2235	{
2186	if (must_clear && (i++ > count / 2))	2236	if (have_bg && (i++ > count / 2))
2187	break;	2237	break;
2188		2238
2189	dtp[col] = stp[col];	2239	dtp[col] = stp[col];
2190	drp[col] = rend;	2240	drp[col] = rend;
2191	i = 0;	2241	i = 0;
2192	}	2242	}
2193	else if (must_clear || (stp[col] != ' ' && ++i >= 16))	2243	else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2194	break;	2244	break;
2195	}	2245	}
2196		2246
2197	col--; /* went one too far. move back */	2247	col--; /* went one too far. move back */
2198	count -= i; /* dump any matching trailing chars */	2248	count -= i; /* dump any matching trailing chars */
…		…
2208	int back = bgcolor_of (rend); // desired background	2258	int back = bgcolor_of (rend); // desired background
2209		2259
2210	// only do special processing if any attributes are set, which is unlikely	2260	// only do special processing if any attributes are set, which is unlikely
2211	if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))	2261	if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2212	{	2262	{
2213	#if ENABLE_STYLES
2214	// force redraw after "careful" characters to avoid pixel droppings
2215	if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2216	drp[col + 1] = ~srp[col + 1];
2217
2218	// include previous careful character(s) if possible, looks nicer (best effort...)
2219	while (text > stp
2220	&& srp[text - stp - 1] & RS_Careful
2221	&& RS_SAME (rend, srp[text - stp - 1]))
2222	text--, count++, xpixel -= fwidth;
2223	#endif
2224
2225	bool invert = rend & RS_RVid;	2263	bool invert = rend & RS_RVid;
2226		2264
2227	#ifndef NO_BOLD_UNDERLINE_REVERSE	2265	#ifndef NO_BOLD_UNDERLINE_REVERSE
2228	if (rend & RS_Bold
2229	&& fore == Color_fg)	2266	if (rend & RS_Bold && fore == Color_fg)
2230	{	2267	{
2231	if (ISSET_PIXCOLOR (Color_BD))	2268	if (ISSET_PIXCOLOR (Color_BD))
2232	fore = Color_BD;	2269	fore = Color_BD;
2233	# if !ENABLE_STYLES	2270	# if !ENABLE_STYLES
2234	else	2271	else
2235	invert = !invert;	2272	invert = !invert;
2236	# endif	2273	# endif
2237	}	2274	}
2238		2275
2239	if (rend & RS_Italic	2276	if (rend & RS_Italic && fore == Color_fg)
2240	&& fore == Color_fg)
2241	{	2277	{
2242	if (ISSET_PIXCOLOR (Color_IT))	2278	if (ISSET_PIXCOLOR (Color_IT))
2243	fore = Color_IT;	2279	fore = Color_IT;
2244	# if !ENABLE_STYLES	2280	# if !ENABLE_STYLES
2245	else	2281	else
2246	invert = !invert;	2282	invert = !invert;
2247	# endif	2283	# endif
2248	}	2284	}
2249		2285
2250	if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL))	2286	if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2251	fore = Color_UL;	2287	fore = Color_UL;
2252	#endif	2288	#endif
2253		2289
2254	if (invert)	2290	if (invert)
2255	{	2291	{
		2292	#ifdef OPTION_HC
		2293	if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
		2294	|| !ISSET_PIXCOLOR (Color_HC))
		2295	#endif
		2296	/* invert the column if no highlightColor is set or it is the
		2297	* current cursor column */
2256	::swap (fore, back);	2298	::swap (fore, back);
		2299	#ifdef OPTION_HC
		2300	else if (ISSET_PIXCOLOR (Color_HC))
		2301	back = Color_HC;
		2302	#endif
2257		2303
2258	#ifndef NO_BOLD_UNDERLINE_REVERSE	2304	#ifndef NO_BOLD_UNDERLINE_REVERSE
		2305	# ifndef OPTION_HC
2259	if (ISSET_PIXCOLOR (Color_RV))	2306	if (ISSET_PIXCOLOR (Color_RV))
2260	back = Color_RV;	2307	back = Color_RV;
2261		2308	# endif
2262	if (fore == back)	2309	if (fore == back)
2263	{	2310	{
2264	fore = Color_bg;	2311	fore = Color_bg;
2265	back = Color_fg;	2312	back = Color_fg;
2266	}	2313	}
…		…
2268	}	2315	}
2269		2316
2270	#ifdef TEXT_BLINK	2317	#ifdef TEXT_BLINK
2271	if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))	2318	if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2272	{	2319	{
2273	if (!text_blink_ev.active)	2320	if (!text_blink_ev.is_active ())
2274	{	2321	{
2275	text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);	2322	text_blink_ev.again ();
2276	hidden_text = 0;	2323	hidden_text = 0;
2277	}	2324	}
2278	else if (hidden_text)	2325	else if (hidden_text)
2279	fore = back;	2326	fore = back;
2280	}	2327	}
2281	#endif	2328	#endif
		2329
		2330	#if ENABLE_STYLES
		2331	// "careful" (too wide) character handling
		2332
		2333	// include previous careful character(s) if possible, looks nicer (best effort...)
		2334	while (text > stp
		2335	&& srp[text - stp - 1] & RS_Careful
		2336	&& RS_SAME (rend, srp[text - stp - 1]))
		2337	text--, count++, xpixel -= fwidth;
		2338
		2339	// force redraw after "careful" characters to avoid pixel droppings
		2340	for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
		2341	drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
		2342
		2343	// force redraw before "careful" characters to avoid pixel droppings
		2344	for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
		2345	drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
		2346	#endif
2282	}	2347	}
2283		2348
2284	/*	2349	/*
2285	* Actually do the drawing of the string here	2350	* Actually do the drawing of the string here
2286	*/	2351	*/
2287	rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];	2352	rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2288		2353
2289	if (back == fore)
2290	font->clear_rect (*drawable, xpixel, ypixel,
2291	fwidth * count, fheight,
2292	back);
2293	else if (back == Color_bg)	2354	if (have_bg && back == Color_bg)
2294	{	2355	{
2295	if (must_clear)	2356	// this is very ugly, maybe push it into ->draw?
2296	{
2297	CLEAR_CHARS (xpixel, ypixel, count);
2298		2357
2299	for (i = 0; i < count; i++) /* don't draw empty strings */	2358	for (i = 0; i < count; i++) /* don't draw empty strings */
2300	if (text[i] != ' ')	2359	if (text[i] != ' ')
2301	{	2360	{
2302	font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);	2361	font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2303	break;	2362	goto did_clear;
2304	}
2305	}	2363	}
2306	else	2364
2307	font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);	2365	CLEAR_CHARS (xpixel, ypixel, count);
		2366	did_clear: ;
2308	}	2367	}
2309	else	2368	else
2310	font->draw (*drawable, xpixel, ypixel, text, count, fore, back);	2369	font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2311		2370
2312	if (rend & RS_Uline && font->descent > 1 && fore != back)	2371	if (rend & RS_Uline && font->descent > 1 && fore != back)
2313	{	2372	{
2314	#if ENABLE_FRILLS	2373	#if ENABLE_FRILLS
2315	if (ISSET_PIXCOLOR (Color_underline))	2374	if (ISSET_PIXCOLOR (Color_underline))
2316	XSetForeground (display->display, gc, pix_colors[Color_underline]);	2375	XSetForeground (dpy, gc, pix_colors[Color_underline]);
2317	else	2376	else
2318	#endif	2377	#endif
2319	XSetForeground (display->display, gc, pix_colors[fore]);	2378	XSetForeground (dpy, gc, pix_colors[fore]);
2320		2379
2321	XDrawLine (display->display, drawBuffer, gc,	2380	XDrawLine (dpy, drawBuffer, gc,
2322	xpixel, ypixel + font->ascent + 1,	2381	xpixel, ypixel + font->ascent + 1,
2323	xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);	2382	xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2324	}	2383	}
2325	} /* for (col....) */	2384	} /* for (col....) */
2326	} /* for (row....) */	2385	} /* for (row....) */
…		…
2335	*/	2394	*/
2336	if (showcursor)	2395	if (showcursor)
2337	{	2396	{
2338	if (focus)	2397	if (focus)
2339	{	2398	{
2340	if (OPTION (Opt_cursorUnderline))	2399	if (option (Opt_cursorUnderline))
2341	*crp ^= RS_Uline;	2400	*crp ^= RS_Uline;
2342	else	2401	else
2343	{	2402	{
2344	*crp ^= RS_RVid;	2403	*crp ^= RS_RVid;
2345	#ifndef NO_CURSORCOLOR	2404	#ifndef NO_CURSORCOLOR
…		…
2359	&& drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)	2418	&& drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2360	cursorwidth++;	2419	cursorwidth++;
2361		2420
2362	#ifndef NO_CURSORCOLOR	2421	#ifndef NO_CURSORCOLOR
2363	if (ISSET_PIXCOLOR (Color_cursor))	2422	if (ISSET_PIXCOLOR (Color_cursor))
2364	XSetForeground (display->display, gc, pix_colors[Color_cursor]);	2423	XSetForeground (dpy, gc, pix_colors[Color_cursor]);
		2424	else
2365	#endif	2425	#endif
		2426	XSetForeground (dpy, gc, pix_colors[ccol1]);
2366		2427
2367	XDrawRectangle (display->display, drawBuffer, gc,	2428	XDrawRectangle (dpy, drawBuffer, gc,
2368	Col2Pixel (col),	2429	Col2Pixel (col),
2369	Row2Pixel (oldcursor.row),	2430	Row2Pixel (oldcursor.row),
2370	(unsigned int) (Width2Pixel (cursorwidth) - 1),	2431	(unsigned int) (Width2Pixel (cursorwidth) - 1),
2371	(unsigned int) (Height2Pixel (1) - lineSpace - 1));	2432	(unsigned int) (Height2Pixel (1) - lineSpace - 1));
2372	}	2433	}
…		…
2375	/*	2436	/*
2376	* H: cleanup selection	2437	* H: cleanup selection
2377	*/	2438	*/
2378	scr_reverse_selection ();	2439	scr_reverse_selection ();
2379		2440
2380	if (refresh_type & SMOOTH_REFRESH)
2381	XFlush (display->display);
2382
2383	num_scr = 0;	2441	num_scr = 0;
2384	num_scr_allow = 1;	2442	num_scr_allow = 1;
2385	}	2443	}
2386		2444
2387	void	2445	void
2388	rxvt_term::scr_remap_chars (line_t &l)	2446	rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2389	{	2447	{
2390	if (!l.t)	2448	if (!l.t)
2391	return;	2449	return;
2392		2450
2393	l.touch (); // maybe a bit of an overkill, but it's not performance-relevant	2451	l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
…		…
2395	for (int i = ncol; i--; )	2453	for (int i = ncol; i--; )
2396	l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));	2454	l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2397	}	2455	}
2398		2456
2399	void	2457	void
2400	rxvt_term::scr_remap_chars ()	2458	rxvt_term::scr_remap_chars () NOTHROW
2401	{	2459	{
2402	for (int i = total_rows; i--; )	2460	for (int i = total_rows; i--; )
2403	scr_remap_chars (row_buf [i]);	2461	scr_remap_chars (row_buf [i]);
2404		2462
2405	for (int i = nrow; i--; )	2463	for (int i = nrow; i--; )
…		…
2408	scr_remap_chars (swap_buf [i]);	2466	scr_remap_chars (swap_buf [i]);
2409	}	2467	}
2410	}	2468	}
2411		2469
2412	void	2470	void
2413	rxvt_term::scr_recolour ()	2471	rxvt_term::scr_recolour () NOTHROW
2414	{	2472	{
2415	if (1	2473	#ifdef HAVE_BG_PIXMAP
2416	#if TRANSPARENT	2474	bgPixmap.apply ();
2417	&& !am_transparent	2475	#else
2418	#endif	2476
2419	#if XPM_BACKGROUND
2420	&& !bgPixmap.pixmap
2421	#endif
2422	)
2423	{
2424	XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);	2477	XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2425	XClearWindow (display->display, parent[0]);	2478	XClearWindow (dpy, parent[0]);
2426	XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);	2479	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
		2480
2427	#if HAVE_SCROLLBARS	2481	# if HAVE_SCROLLBARS
2428	if (scrollBar.win)	2482	if (scrollBar.win)
2429	{	2483	{
2430	XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);	2484	XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2431	scrollBar.setIdle ();	2485	scrollBar.setIdle ();
2432	scrollbar_show (0);	2486	scrollbar_show (0);
2433	}	2487	}
2434	#endif	2488	# endif
2435	}
2436		2489
2437	scr_clear ();	2490	scr_clear ();
2438	scr_touch (true);	2491	scr_touch (true);
2439	want_refresh = 1;	2492	want_refresh = 1;
2440	}
2441		2493
		2494	#endif
		2495	}
		2496
2442	/* ------------------------------------------------------------------------- */	2497	/* ------------------------------------------------------------------------- */
2443	void	2498	void
2444	rxvt_term::scr_clear (bool really)	2499	rxvt_term::scr_clear (bool really) NOTHROW
2445	{	2500	{
2446	if (!mapped)	2501	if (!mapped)
2447	return;	2502	return;
2448		2503
2449	num_scr_allow = 0;	2504	num_scr_allow = 0;
2450	want_refresh = 1;	2505	want_refresh = 1;
2451		2506
2452	if (really)	2507	if (really)
2453	XClearWindow (display->display, vt);	2508	XClearWindow (dpy, vt);
2454	}	2509	}
2455		2510
2456	/* ------------------------------------------------------------------------- */
2457	void	2511	void
		2512	rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
		2513	{
		2514	int view_end = view_start + nrow;
		2515	int row, col;
		2516
		2517	for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
		2518	{
		2519	text_t *stp = ROW(row).t;
		2520	rend_t *srp = ROW(row).r;
		2521
		2522	for (col = beg_col; col < end_col; col++)
		2523	srp[col] ^= rstyle1;
		2524
		2525	while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
		2526	srp[col] ^= rstyle2;
		2527
		2528	if (++col < end_col)
		2529	srp[col] ^= rstyle2;
		2530	}
		2531	}
		2532
		2533	void
		2534	rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
		2535	{
		2536	int view_end = view_start + nrow;
		2537	int row, col;
		2538
		2539	if (beg_row >= view_start)
		2540	{
		2541	col = beg_col;
		2542	row = beg_row;
		2543	}
		2544	else
		2545	{
		2546	col = 0;
		2547	row = view_start;
		2548	}
		2549
		2550	for (; row < min (end_row, view_end); row++, col = 0)
		2551	for (rend_t *srp = ROW(row).r; col < ncol; col++)
		2552	srp[col] ^= rstyle;
		2553
		2554	if (row == end_row)
		2555	for (rend_t *srp = ROW(row).r; col < end_col; col++)
		2556	srp[col] ^= rstyle;
		2557	}
		2558
		2559	/* ------------------------------------------------------------------------- */
		2560	void
2458	rxvt_term::scr_reverse_selection ()	2561	rxvt_term::scr_reverse_selection () NOTHROW
2459	{	2562	{
2460	if (selection.op	2563	if (selection.op
2461	&& current_screen == selection.screen	2564	&& current_screen == selection.screen
2462	&& selection.end.row >= -view_start)	2565	&& selection.end.row >= view_start)
2463	{	2566	{
2464	int view_end = -view_start + nrow;	2567	#if !ENABLE_MINIMAL
2465	int row, col;
2466
2467	#if ENABLE_FRILLS
2468	if (selection.rect)	2568	if (selection.rect)
2469	{	2569	scr_xor_rect (selection.beg.row, selection.beg.col,
2470	for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++)	2570	selection.end.row, selection.end.col,
2471	{	2571	RS_RVid, RS_RVid | RS_Uline);
2472	text_t *stp = ROW(row).t;
2473	rend_t *srp = ROW(row).r;
2474
2475	for (col = selection.beg.col; col < selection.end.col; col++)
2476	srp[col] ^= RS_RVid;
2477
2478	while (col-- > selection.beg.col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2479	srp[col] ^= RS_RVid | RS_Uline;
2480
2481	if (++col < selection.end.col)
2482	srp[col] ^= RS_RVid | RS_Uline;
2483	}
2484	}
2485	else	2572	else
2486	#endif	2573	#endif
2487	{	2574	scr_xor_span (selection.beg.row, selection.beg.col,
2488	if (selection.beg.row >= -view_start)	2575	selection.end.row, selection.end.col,
2489	{	2576	RS_RVid);
2490	col = selection.beg.col;
2491	row = selection.beg.row;
2492	}
2493	else
2494	{
2495	col = 0;
2496	row = -view_start;
2497	}
2498
2499	for (; row < min (selection.end.row, view_end); row++, col = 0)
2500	for (rend_t *srp = ROW(row).r; col < ncol; col++)
2501	srp[col] ^= RS_RVid;
2502
2503	if (row == selection.end.row)
2504	for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2505	srp[col] ^= RS_RVid;
2506	}
2507	}	2577	}
2508	}	2578	}
2509		2579
2510	/* ------------------------------------------------------------------------- */	2580	/* ------------------------------------------------------------------------- */
2511	/*	2581	/*
2512	* Dump the whole scrollback and screen to the passed filedescriptor. The	2582	* Dump the whole scrollback and screen to the passed filedescriptor. The
2513	* invoking routine must close the fd.	2583	* invoking routine must close the fd.
2514	*/	2584	*/
2515	#if 0	2585	#if 0
2516	void	2586	void
2517	rxvt_term::scr_dump (int fd)	2587	rxvt_term::scr_dump (int fd) NOTHROW
2518	{	2588	{
2519	int row, wrote;	2589	int row, wrote;
2520	unsigned int width, towrite;	2590	unsigned int width, towrite;
2521	char r1[] = "\n";	2591	char r1[] = "\n";
2522		2592
…		…
2541		2611
2542	/* ------------------------------------------------------------------------- *	2612	/* ------------------------------------------------------------------------- *
2543	* CHARACTER SELECTION *	2613	* CHARACTER SELECTION *
2544	* ------------------------------------------------------------------------- */	2614	* ------------------------------------------------------------------------- */
2545	void	2615	void
2546	rxvt_term::selection_check (int check_more)	2616	rxvt_term::selection_check (int check_more) NOTHROW
2547	{	2617	{
2548	row_col_t pos;	2618	row_col_t pos;
2549		2619
2550	if (!selection.op)	2620	if (!selection.op)
2551	return;	2621	return;
2552		2622
2553	pos.row = pos.col = 0;	2623	pos.row = pos.col = 0;
2554	if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow)	2624	if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2555	|| !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow)	2625	|| !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2556	|| !IN_RANGE_EXC (selection.end.row, -nsaved, nrow)	2626	|| !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2557	|| (check_more == 1	2627	|| (check_more == 1
2558	&& current_screen == selection.screen	2628	&& current_screen == selection.screen
2559	&& !ROWCOL_IS_BEFORE (screen.cur, selection.beg)	2629	&& !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2560	&& ROWCOL_IS_BEFORE (screen.cur, selection.end))	2630	&& ROWCOL_IS_BEFORE (screen.cur, selection.end))
2561	|| (check_more == 2	2631	|| (check_more == 2
…		…
2572	/* ------------------------------------------------------------------------- */	2642	/* ------------------------------------------------------------------------- */
2573	/*	2643	/*
2574	* Paste a selection direct to the command fd	2644	* Paste a selection direct to the command fd
2575	*/	2645	*/
2576	void	2646	void
2577	rxvt_term::paste (char *data, unsigned int len)	2647	rxvt_term::paste (char *data, unsigned int len) NOTHROW
2578	{	2648	{
2579	/* convert normal newline chars into common keyboard Return key sequence */	2649	/* convert normal newline chars into common keyboard Return key sequence */
2580	for (unsigned int i = 0; i < len; i++)	2650	for (unsigned int i = 0; i < len; i++)
2581	if (data[i] == C0_LF)	2651	if (data[i] == C0_LF)
2582	data[i] = C0_CR;	2652	data[i] = C0_CR;
2583		2653
		2654	if (priv_modes & PrivMode_BracketPaste)
		2655	tt_printf ("\e[200~");
		2656
2584	tt_write (data, len);	2657	tt_write (data, len);
		2658
		2659	if (priv_modes & PrivMode_BracketPaste)
		2660	tt_printf ("\e[201~");
2585	}	2661	}
2586		2662
2587	/* ------------------------------------------------------------------------- */	2663	/* ------------------------------------------------------------------------- */
2588	/*	2664	/*
2589	* Respond to a notification that a primary selection has been sent	2665	* Respond to a notification that a primary selection has been sent
2590	* EXT: SelectionNotify	2666	* EXT: SelectionNotify
2591	*/	2667	*/
2592	void	2668	void
2593	rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)	2669	rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2594	{	2670	{
2595	if (prop == None) /* check for failed XConvertSelection */	2671	if (prop == None) /* check for failed XConvertSelection */
2596	{	2672	{
2597	if ((selection_type & Sel_CompoundText))	2673	if ((selection_type & Sel_CompoundText))
2598	{	2674	{
…		…
2618	}	2694	}
2619		2695
2620	unsigned long bytes_after;	2696	unsigned long bytes_after;
2621	XTextProperty ct;	2697	XTextProperty ct;
2622		2698
2623	if (XGetWindowProperty (display->display, win, prop,	2699	if (XGetWindowProperty (dpy, win, prop,
2624	0, PROP_SIZE / 4,	2700	0, PROP_SIZE / 4,
2625	delete_prop, AnyPropertyType,	2701	delete_prop, AnyPropertyType,
2626	&ct.encoding, &ct.format,	2702	&ct.encoding, &ct.format,
2627	&ct.nitems, &bytes_after,	2703	&ct.nitems, &bytes_after,
2628	&ct.value) != Success)	2704	&ct.value) != Success)
…		…
2637	if (bytes_after)	2713	if (bytes_after)
2638	{	2714	{
2639	// fetch and append remaining data	2715	// fetch and append remaining data
2640	XTextProperty ct2;	2716	XTextProperty ct2;
2641		2717
2642	if (XGetWindowProperty (display->display, win, prop,	2718	if (XGetWindowProperty (dpy, win, prop,
2643	ct.nitems / 4, (bytes_after + 3) / 4,	2719	ct.nitems / 4, (bytes_after + 3) / 4,
2644	delete_prop, AnyPropertyType,	2720	delete_prop, AnyPropertyType,
2645	&ct2.encoding, &ct2.format,	2721	&ct2.encoding, &ct2.format,
2646	&ct2.nitems, &bytes_after,	2722	&ct2.nitems, &bytes_after,
2647	&ct2.value) != Success)	2723	&ct2.value) != Success)
…		…
2660		2736
2661	if (ct.encoding == xa[XA_INCR])	2737	if (ct.encoding == xa[XA_INCR])
2662	{	2738	{
2663	// INCR selection, start handshake	2739	// INCR selection, start handshake
2664	if (!delete_prop)	2740	if (!delete_prop)
2665	XDeleteProperty (display->display, win, prop);	2741	XDeleteProperty (dpy, win, prop);
2666		2742
2667	selection_wait = Sel_incr;	2743	selection_wait = Sel_incr;
2668	incr_buf_fill = 0;	2744	incr_buf_fill = 0;
2669	incr_ev.start (NOW + 10);	2745	incr_ev.start (10);
2670		2746
2671	goto bailout;	2747	goto bailout;
2672	}	2748	}
2673		2749
2674	if (ct.nitems == 0)	2750	if (ct.nitems == 0)
…		…
2683	ct.nitems = incr_buf_fill;	2759	ct.nitems = incr_buf_fill;
2684	incr_buf = 0;	2760	incr_buf = 0;
2685	incr_buf_size = 0;	2761	incr_buf_size = 0;
2686	incr_ev.stop ();	2762	incr_ev.stop ();
2687	}	2763	}
2688	else	2764	else
2689	{	2765	{
2690	if (selection_wait == Sel_normal	2766	if (selection_wait == Sel_normal
2691	&& (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion	2767	&& (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2692	{	2768	{
2693	/*	2769	/*
…		…
2700	goto bailout;	2776	goto bailout;
2701	}	2777	}
2702	}	2778	}
2703	else if (selection_wait == Sel_incr)	2779	else if (selection_wait == Sel_incr)
2704	{	2780	{
2705	incr_ev.start (NOW + 10);	2781	incr_ev.start (10);
2706		2782
2707	while (incr_buf_fill + ct.nitems > incr_buf_size)	2783	while (incr_buf_fill + ct.nitems > incr_buf_size)
2708	{	2784	{
2709	incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;	2785	incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2710	incr_buf = (char *)realloc (incr_buf, incr_buf_size);	2786	incr_buf = (char *)realloc (incr_buf, incr_buf_size);
…		…
2717	}	2793	}
2718		2794
2719	char **cl;	2795	char **cl;
2720	int cr;	2796	int cr;
2721		2797
2722	#if ENABLE_FRILLS	2798	#if !ENABLE_MINIMAL
2723	// xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it	2799	// xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2724	// so recode it manually	2800	// so recode it manually
2725	if (ct.encoding == xa[XA_UTF8_STRING])	2801	if (ct.encoding == xa[XA_UTF8_STRING])
2726	{	2802	{
2727	wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);	2803	wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
…		…
2731	paste (s, strlen (s));	2807	paste (s, strlen (s));
2732	free (s);	2808	free (s);
2733	}	2809	}
2734	else	2810	else
2735	#endif	2811	#endif
2736	if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0	2812	if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2737	&& cl)	2813	&& cl)
2738	{	2814	{
2739	for (int i = 0; i < cr; i++)	2815	for (int i = 0; i < cr; i++)
2740	paste (cl[i], strlen (cl[i]));	2816	paste (cl[i], strlen (cl[i]));
2741		2817
…		…
2750	if (selection_wait == Sel_normal)	2826	if (selection_wait == Sel_normal)
2751	selection_wait = Sel_none;	2827	selection_wait = Sel_none;
2752	}	2828	}
2753		2829
2754	void	2830	void
2755	rxvt_term::incr_cb (time_watcher &w)	2831	rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2756	{	2832	{
2757	selection_wait = Sel_none;	2833	selection_wait = Sel_none;
2758		2834
2759	incr_buf_size = 0;	2835	incr_buf_size = 0;
2760	free (incr_buf);	2836	free (incr_buf);
2761		2837
2762	rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");	2838	rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2763	}	2839	}
2764		2840
2765	void	2841	void
2766	rxvt_term::selection_property (Window win, Atom prop)	2842	rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2767	{	2843	{
2768	if (prop == None || selection_wait != Sel_incr)	2844	if (prop == None || selection_wait != Sel_incr)
2769	return;	2845	return;
2770		2846
2771	selection_paste (win, prop, true);	2847	selection_paste (win, prop, true);
2772	}	2848	}
2773		2849
2774	/* ------------------------------------------------------------------------- */	2850	/* ------------------------------------------------------------------------- */
2775	/*	2851	/*
2776	* Request the current selection:	2852	* Request the current selection:
2777	* Order: > internal selection if available	2853	* Order: > internal selection if available
2778	* > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)	2854	* > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2779	* > CUT_BUFFER0	2855	* > CUT_BUFFER0
2780	* (+) if ownership is claimed but property is empty, rxvt_selection_paste ()	2856	* (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2781	* will auto fallback to CUT_BUFFER0	2857	* will auto fallback to CUT_BUFFER0
2782	* EXT: button 2 release	2858	* EXT: button 2 release
2783	*/	2859	*/
2784	void	2860	void
2785	rxvt_term::selection_request (Time tm, int x, int y)	2861	rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2786	{	2862	{
2787	if (x < 0 || x >= width || y < 0 || y >= height)	2863	if (selection.text && selnum == Sel_Primary)
2788	return; /* outside window */	2864	{
2789
2790	if (selection.text)
2791	{ /* internal selection */	2865	/* internal selection */
2792	char *str = rxvt_wcstombs (selection.text, selection.len);	2866	char *str = rxvt_wcstombs (selection.text, selection.len);
2793	paste (str, strlen (str));	2867	paste (str, strlen (str));
2794	free (str);	2868	free (str);
2795	return;	2869	return;
2796	}	2870	}
2797	else	2871	else
2798	{	2872	{
2799	int i;
2800
2801	selection_request_time = tm;	2873	selection_request_time = tm;
2802	selection_wait = Sel_normal;	2874	selection_wait = Sel_normal;
2803		2875
2804	for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2805	{
2806	#if X_HAVE_UTF8_STRING	2876	#if X_HAVE_UTF8_STRING
2807	selection_type = Sel_UTF8String;	2877	selection_type = Sel_UTF8String;
2808	if (selection_request_other (xa[XA_UTF8_STRING], i))	2878	if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2809	return;	2879	return;
2810	#else	2880	#else
2811	selection_type = Sel_CompoundText;	2881	selection_type = Sel_CompoundText;
2812	if (selection_request_other (xa[XA_COMPOUND_TEXT], i))	2882	if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2813	return;	2883	return;
2814	#endif	2884	#endif
2815	}
2816	}	2885	}
2817		2886
2818	selection_wait = Sel_none; /* don't loop in selection_paste () */	2887	selection_wait = Sel_none; /* don't loop in selection_paste () */
2819	selection_paste (display->root, XA_CUT_BUFFER0, false);	2888	selection_paste (display->root, XA_CUT_BUFFER0, false);
2820	}	2889	}
2821		2890
2822	int	2891	int
2823	rxvt_term::selection_request_other (Atom target, int selnum)	2892	rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2824	{	2893	{
2825	Atom sel;	2894	Atom sel;
2826		2895
2827	selection_type |= selnum;	2896	selection_type |= selnum;
2828		2897
…		…
2831	else if (selnum == Sel_Secondary)	2900	else if (selnum == Sel_Secondary)
2832	sel = XA_SECONDARY;	2901	sel = XA_SECONDARY;
2833	else	2902	else
2834	sel = xa[XA_CLIPBOARD];	2903	sel = xa[XA_CLIPBOARD];
2835		2904
2836	if (XGetSelectionOwner (display->display, sel) != None)	2905	if (XGetSelectionOwner (dpy, sel) != None)
2837	{	2906	{
2838	XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],	2907	XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2839	vt, selection_request_time);	2908	vt, selection_request_time);
2840	return 1;	2909	return 1;
2841	}	2910	}
2842		2911
2843	return 0;	2912	return 0;
…		…
2847	/*	2916	/*
2848	* Clear all selected text	2917	* Clear all selected text
2849	* EXT: SelectionClear	2918	* EXT: SelectionClear
2850	*/	2919	*/
2851	void	2920	void
2852	rxvt_term::selection_clear ()	2921	rxvt_term::selection_clear () NOTHROW
2853	{	2922	{
2854	want_refresh = 1;	2923	want_refresh = 1;
2855	free (selection.text);	2924	free (selection.text);
2856	selection.text = NULL;	2925	selection.text = NULL;
2857	selection.len = 0;	2926	selection.len = 0;
…		…
2906		2975
2907	int end_col;	2976	int end_col;
2908		2977
2909	for (; row <= selection.end.row; row++, col = 0)	2978	for (; row <= selection.end.row; row++, col = 0)
2910	{	2979	{
2911	#if ENABLE_FRILLS	2980	#if !ENABLE_MINIMAL
2912	if (selection.rect)	2981	if (selection.rect)
2913	{	2982	{
2914	col = selection.beg.col;	2983	col = selection.beg.col;
2915	end_col = ncol + 1;	2984	end_col = ncol + 1;
2916	}	2985	}
…		…
2919	end_col = ROW(row).l;	2988	end_col = ROW(row).l;
2920		2989
2921	col = max (col, 0);	2990	col = max (col, 0);
2922		2991
2923	if (row == selection.end.row	2992	if (row == selection.end.row
2924	#if ENABLE_FRILLS	2993	#if !ENABLE_MINIMAL
2925	|| selection.rect	2994	|| selection.rect
2926	#endif	2995	#endif
2927	)	2996	)
2928	min_it (end_col, selection.end.col);	2997	min_it (end_col, selection.end.col);
2929		2998
…		…
2952	#endif	3021	#endif
2953	else	3022	else
2954	new_selection_text[ofs++] = *t++;	3023	new_selection_text[ofs++] = *t++;
2955	}	3024	}
2956		3025
2957	#if ENABLE_FRILLS	3026	#if !ENABLE_MINIMAL
2958	if (selection.rect)	3027	if (selection.rect)
2959	{	3028	{
2960	while (ofs	3029	while (ofs
2961	&& new_selection_text[ofs - 1] != C0_LF	3030	&& new_selection_text[ofs - 1] != C0_LF
2962	&& unicode::is_space (new_selection_text[ofs - 1]))	3031	&& unicode::is_space (new_selection_text[ofs - 1]))
…		…
2992		3061
2993	selection_grab (tm);	3062	selection_grab (tm);
2994	}	3063	}
2995		3064
2996	bool	3065	bool
2997	rxvt_term::selection_grab (Time tm)	3066	rxvt_term::selection_grab (Time tm) NOTHROW
2998	{	3067	{
2999	selection_time = tm;	3068	selection_time = tm;
3000		3069
3001	XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);	3070	XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3002	if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)	3071	if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3003	{	3072	{
3004	display->set_selection_owner (this);	3073	display->set_selection_owner (this);
3005	return true;	3074	return true;
3006	}	3075	}
3007	else	3076	else
		3077	{
		3078	selection_clear ();
3008	return false;	3079	return false;
		3080	}
3009		3081
3010	#if 0	3082	#if 0
3011	XTextProperty ct;	3083	XTextProperty ct;
3012		3084
3013	if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)	3085	if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3014	{	3086	{
3015	set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);	3087	set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3016	XFree (ct.value);	3088	XFree (ct.value);
3017	}	3089	}
3018	#endif	3090	#endif
…		…
3022	/*	3094	/*
3023	* Mark or select text based upon number of clicks: 1, 2, or 3	3095	* Mark or select text based upon number of clicks: 1, 2, or 3
3024	* EXT: button 1 press	3096	* EXT: button 1 press
3025	*/	3097	*/
3026	void	3098	void
3027	rxvt_term::selection_click (int clicks, int x, int y)	3099	rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3028	{	3100	{
3029	clicks = ((clicks - 1) % 3) + 1;	3101	clicks = ((clicks - 1) % 3) + 1;
3030	selection.clicks = clicks; /* save clicks so extend will work */	3102	selection.clicks = clicks; /* save clicks so extend will work */
3031		3103
		3104	if (clicks == 2 && !selection.rect
		3105	&& HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
		3106	{
		3107	MEvent.clicks = 1; // what a mess
		3108	selection.screen = current_screen;
		3109	selection.op = SELECTION_CONT;
		3110	return;
		3111	}
		3112
3032	selection_start_colrow (Pixel2Col (x), Pixel2Row (y));	3113	selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3033		3114
3034	if (clicks == 2 || clicks == 3)	3115	if (clicks == 2 || clicks == 3)
3035	selection_extend_colrow (selection.mark.col,	3116	selection_extend_colrow (selection.mark.col,
3036	selection.mark.row + view_start,	3117	selection.mark.row - view_start,
3037	0, /* button 3 */	3118	0, /* button 3 */
3038	1, /* button press */	3119	1, /* button press */
3039	0); /* click change */	3120	0); /* click change */
3040	}	3121	}
3041		3122
3042	/* ------------------------------------------------------------------------- */	3123	/* ------------------------------------------------------------------------- */
3043	/*	3124	/*
3044	* Mark a selection at the specified col/row	3125	* Mark a selection at the specified col/row
3045	*/	3126	*/
3046	void	3127	void
3047	rxvt_term::selection_start_colrow (int col, int row)	3128	rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3048	{	3129	{
3049	want_refresh = 1;	3130	want_refresh = 1;
3050		3131
3051	selection.mark.row = row - view_start;	3132	selection.mark.row = row + view_start;
3052	selection.mark.col = col;	3133	selection.mark.col = col;
3053		3134
3054	selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1);	3135	selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3055	selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);	3136	selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3056		3137
3057	while (selection.mark.col > 0	3138	while (selection.mark.col > 0
3058	&& ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)	3139	&& ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3059	--selection.mark.col;	3140	--selection.mark.col;
3060		3141
3061	if (selection.op)	3142	if (selection.op)
		3143	{
3062	{ /* clear the old selection */	3144	/* clear the old selection */
3063	selection.beg.row = selection.end.row = selection.mark.row;	3145	selection.beg.row = selection.end.row = selection.mark.row;
3064	selection.beg.col = selection.end.col = selection.mark.col;	3146	selection.beg.col = selection.end.col = selection.mark.col;
3065	}	3147	}
3066		3148
3067	selection.op = SELECTION_INIT;	3149	selection.op = SELECTION_INIT;
…		…
3078	#define DELIMIT_TEXT(x) \	3160	#define DELIMIT_TEXT(x) \
3079	(unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))	3161	(unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3080	#define DELIMIT_REND(x) 1	3162	#define DELIMIT_REND(x) 1
3081		3163
3082	void	3164	void
3083	rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret)	3165	rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3084	{	3166	{
3085	int col, row, dirnadd, tcol, trow, w1, w2;	3167	int col, row, dirnadd, tcol, trow, w1, w2;
3086	row_col_t bound;	3168	row_col_t bound;
3087	text_t *stp;	3169	text_t *stp;
3088	rend_t *srp;	3170	rend_t *srp;
3089		3171
3090	if (dirn == UP)	3172	if (dirn == UP)
3091	{	3173	{
3092	bound.row = - nsaved - 1;	3174	bound.row = top_row - 1;
3093	bound.col = 0;	3175	bound.col = 0;
3094	dirnadd = -1;	3176	dirnadd = -1;
3095	}	3177	}
3096	else	3178	else
3097	{	3179	{
…		…
3162	* flag == 0 ==> button 1	3244	* flag == 0 ==> button 1
3163	* flag == 1 ==> button 3 press	3245	* flag == 1 ==> button 3 press
3164	* flag == 2 ==> button 3 motion	3246	* flag == 2 ==> button 3 motion
3165	*/	3247	*/
3166	void	3248	void
3167	rxvt_term::selection_extend (int x, int y, int flag)	3249	rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3168	{	3250	{
3169	int col = clamp (Pixel2Col (x), 0, ncol);	3251	int col = clamp (Pixel2Col (x), 0, ncol);
3170	int row = clamp (Pixel2Row (y), 0, nrow - 1);	3252	int row = clamp (Pixel2Row (y), 0, nrow - 1);
3171		3253
3172	/*	3254	/*
…		…
3175	* select nothing. Otherwise, if we're to the right of the mark, you have to	3257	* select nothing. Otherwise, if we're to the right of the mark, you have to
3176	* be _past_ a character for it to be selected.	3258	* be _past_ a character for it to be selected.
3177	*/	3259	*/
3178	if (((selection.clicks % 3) == 1) && !flag	3260	if (((selection.clicks % 3) == 1) && !flag
3179	&& (col == selection.mark.col	3261	&& (col == selection.mark.col
3180	&& (row == selection.mark.row + view_start)))	3262	&& (row == selection.mark.row - view_start)))
3181	{	3263	{
3182	/* select nothing */	3264	/* select nothing */
3183	selection.beg.row = selection.end.row = 0;	3265	selection.beg.row = selection.end.row = 0;
3184	selection.beg.col = selection.end.col = 0;	3266	selection.beg.col = selection.end.col = 0;
3185	selection.clicks = 4;	3267	selection.clicks = 4;
…		…
3198	/* ------------------------------------------------------------------------- */	3280	/* ------------------------------------------------------------------------- */
3199	/*	3281	/*
3200	* Extend the selection to the specified col/row	3282	* Extend the selection to the specified col/row
3201	*/	3283	*/
3202	void	3284	void
3203	rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange)	3285	rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3204	{	3286	{
3205	row_col_t pos;	3287	row_col_t pos;
3206	enum {	3288	enum {
3207	LEFT, RIGHT	3289	LEFT, RIGHT
3208	} closeto = RIGHT;	3290	} closeto = RIGHT;
…		…
3240	selection.beg.col = selection.end.col = selection.mark.col;	3322	selection.beg.col = selection.end.col = selection.mark.col;
3241	selection.beg.row = selection.end.row = selection.mark.row;	3323	selection.beg.row = selection.end.row = selection.mark.row;
3242	}	3324	}
3243		3325
3244	pos.col = col;	3326	pos.col = col;
3245	pos.row = row - view_start;	3327	pos.row = view_start + row;
3246		3328
3247	/*	3329	/*
3248	* This is mainly xterm style selection with a couple of differences, mainly	3330	* This is mainly xterm style selection with a couple of differences, mainly
3249	* in the way button3 drag extension works.	3331	* in the way button3 drag extension works.
3250	* We're either doing: button1 drag; button3 press; or button3 drag	3332	* We're either doing: button1 drag; button3 press; or button3 drag
…		…
3256	* a point/word/line which is either the start or end of the selection	3338	* a point/word/line which is either the start or end of the selection
3257	* and it was decided by whichever point/word/line was `fixed' at the	3339	* and it was decided by whichever point/word/line was `fixed' at the
3258	* time of the most recent button3 press	3340	* time of the most recent button3 press
3259	*/	3341	*/
3260	if (button3 && buttonpress)	3342	if (button3 && buttonpress)
		3343	{
3261	{ /* button3 press */	3344	/* button3 press */
3262	/*	3345	/*
3263	* first determine which edge of the selection we are closest to	3346	* first determine which edge of the selection we are closest to
3264	*/	3347	*/
3265	if (ROWCOL_IS_BEFORE (pos, selection.beg)	3348	if (ROWCOL_IS_BEFORE (pos, selection.beg)
3266	|| (!ROWCOL_IS_AFTER (pos, selection.end)	3349	|| (!ROWCOL_IS_AFTER (pos, selection.end)
…		…
3284	selection.mark.row = selection.beg.row;	3367	selection.mark.row = selection.beg.row;
3285	selection.mark.col = selection.beg.col;	3368	selection.mark.col = selection.beg.col;
3286	}	3369	}
3287	}	3370	}
3288	else	3371	else
		3372	{
3289	{ /* button1 drag or button3 drag */	3373	/* button1 drag or button3 drag */
3290	if (ROWCOL_IS_AFTER (selection.mark, pos))	3374	if (ROWCOL_IS_AFTER (selection.mark, pos))
3291	{	3375	{
3292	if (selection.mark.row == selection.end.row	3376	if (selection.mark.row == selection.end.row
3293	&& selection.mark.col == selection.end.col	3377	&& selection.mark.col == selection.end.col
3294	&& clickchange	3378	&& clickchange
…		…
3311		3395
3312	if (selection.clicks == 1)	3396	if (selection.clicks == 1)
3313	{	3397	{
3314	if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN	3398	if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3315	&& !ROW(selection.beg.row).is_longer ()	3399	&& !ROW(selection.beg.row).is_longer ()
3316	#if ENABLE_FRILLS	3400	#if !ENABLE_MINIMAL
3317	&& !selection.rect	3401	&& !selection.rect
3318	#endif	3402	#endif
3319	)	3403	)
3320	selection.beg.col = ncol;	3404	selection.beg.col = ncol;
3321		3405
3322	if (	3406	if (
3323	selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN	3407	selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3324	&& !ROW(selection.end.row).is_longer ()	3408	&& !ROW(selection.end.row).is_longer ()
3325	#if ENABLE_FRILLS	3409	#if !ENABLE_MINIMAL
3326	&& !selection.rect	3410	&& !selection.rect
3327	#endif	3411	#endif
3328	)	3412	)
3329	selection.end.col = ncol;	3413	selection.end.col = ncol;
3330	}	3414	}
3331	else if (selection.clicks == 2)	3415	else if (selection.clicks == 2)
3332	{	3416	{
3333	if (ROWCOL_IS_AFTER (selection.end, selection.beg))	3417	if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3334	selection.end.col--;	3418	selection.end.col--;
3335		3419
3336	if (!HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3337	{
3338	selection_delimit_word (UP, &selection.beg, &selection.beg);	3420	selection_delimit_word (UP, &selection.beg, &selection.beg);
3339	selection_delimit_word (DN, &selection.end, &selection.end);	3421	selection_delimit_word (DN, &selection.end, &selection.end);
3340	}
3341	}	3422	}
3342	else if (selection.clicks == 3)	3423	else if (selection.clicks == 3)
3343	{	3424	{
3344	#if ENABLE_FRILLS	3425	#if ENABLE_FRILLS
3345	if (OPTION (Opt_tripleclickwords))	3426	if (option (Opt_tripleclickwords))
3346	{	3427	{
3347	selection_delimit_word (UP, &selection.beg, &selection.beg);	3428	selection_delimit_word (UP, &selection.beg, &selection.beg);
3348		3429
3349	for (int end_row = selection.mark.row; end_row < nrow; end_row++)	3430	for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3350	{	3431	{
3351	if (!ROW(end_row).is_longer ())	3432	if (!ROW(end_row).is_longer ())
3352	{	3433	{
3353	selection.end.row = end_row;	3434	selection.end.row = end_row;
3354	selection.end.col = ROW(end_row).l;	3435	selection.end.col = ROW(end_row).l;
		3436	# if !ENABLE_MINIMAL
3355	selection_remove_trailing_spaces ();	3437	selection_remove_trailing_spaces ();
		3438	# endif
3356	break;	3439	break;
3357	}	3440	}
3358	}	3441	}
3359	}	3442	}
3360	else	3443	else
…		…
3376	selection.end.row++;	3459	selection.end.row++;
3377	}	3460	}
3378	}	3461	}
3379		3462
3380	if (button3 && buttonpress)	3463	if (button3 && buttonpress)
		3464	{
3381	{ /* mark may need to be changed */	3465	/* mark may need to be changed */
3382	if (closeto == LEFT)	3466	if (closeto == LEFT)
3383	{	3467	{
3384	selection.mark.row = selection.end.row;	3468	selection.mark.row = selection.end.row;
3385	selection.mark.col = selection.end.col - (selection.clicks == 2);	3469	selection.mark.col = selection.end.col - (selection.clicks == 2);
3386	}	3470	}
…		…
3389	selection.mark.row = selection.beg.row;	3473	selection.mark.row = selection.beg.row;
3390	selection.mark.col = selection.beg.col;	3474	selection.mark.col = selection.beg.col;
3391	}	3475	}
3392	}	3476	}
3393		3477
3394	#if ENABLE_FRILLS	3478	#if !ENABLE_MINIMAL
3395	if (selection.rect && selection.beg.col > selection.end.col)	3479	if (selection.rect && selection.beg.col > selection.end.col)
3396	::swap (selection.beg.col, selection.end.col);	3480	::swap (selection.beg.col, selection.end.col);
3397	#endif	3481	#endif
3398	}	3482	}
3399		3483
3400	#if ENABLE_FRILLS	3484	#if !ENABLE_MINIMAL
3401	void	3485	void
3402	rxvt_term::selection_remove_trailing_spaces ()	3486	rxvt_term::selection_remove_trailing_spaces () NOTHROW
3403	{	3487	{
3404	int32_t end_col, end_row;	3488	int32_t end_col, end_row;
3405	text_t *stp;	3489	text_t *stp;
3406		3490
3407	end_col = selection.end.col;	3491	end_col = selection.end.col;
…		…
3445	/*	3529	/*
3446	* Double click on button 3 when already selected	3530	* Double click on button 3 when already selected
3447	* EXT: button 3 double click	3531	* EXT: button 3 double click
3448	*/	3532	*/
3449	void	3533	void
3450	rxvt_term::selection_rotate (int x, int y)	3534	rxvt_term::selection_rotate (int x, int y) NOTHROW
3451	{	3535	{
3452	selection.clicks = selection.clicks % 3 + 1;	3536	selection.clicks = selection.clicks % 3 + 1;
3453	selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);	3537	selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3454	}	3538	}
3455		3539
…		…
3457	/*	3541	/*
3458	* Respond to a request for our current selection	3542	* Respond to a request for our current selection
3459	* EXT: SelectionRequest	3543	* EXT: SelectionRequest
3460	*/	3544	*/
3461	void	3545	void
3462	rxvt_term::selection_send (const XSelectionRequestEvent &rq)	3546	rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3463	{	3547	{
3464	XSelectionEvent ev;	3548	XSelectionEvent ev;
3465	dDisp;
3466		3549
3467	ev.type = SelectionNotify;	3550	ev.type = SelectionNotify;
3468	ev.property = None;	3551	ev.property = None;
3469	ev.display = rq.display;	3552	ev.display = rq.display;
3470	ev.requestor = rq.requestor;	3553	ev.requestor = rq.requestor;
…		…
3484	*target++ = xa[XA_COMPOUND_TEXT];	3567	*target++ = xa[XA_COMPOUND_TEXT];
3485	#if X_HAVE_UTF8_STRING	3568	#if X_HAVE_UTF8_STRING
3486	*target++ = xa[XA_UTF8_STRING];	3569	*target++ = xa[XA_UTF8_STRING];
3487	#endif	3570	#endif
3488		3571
3489	XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,	3572	XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3490	32, PropModeReplace,	3573	32, PropModeReplace,
3491	(unsigned char *)target_list, target - target_list);	3574	(unsigned char *)target_list, target - target_list);
3492	ev.property = rq.property;	3575	ev.property = rq.property;
3493	}	3576	}
3494	#if TODO // TODO	3577	#if TODO // TODO
…		…
3497	/* TODO: Handle MULTIPLE */	3580	/* TODO: Handle MULTIPLE */
3498	}	3581	}
3499	#endif	3582	#endif
3500	else if (rq.target == xa[XA_TIMESTAMP] && selection.text)	3583	else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3501	{	3584	{
3502	XChangeProperty (disp, rq.requestor, rq.property, rq.target,	3585	XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3503	32, PropModeReplace, (unsigned char *)&selection_time, 1);	3586	32, PropModeReplace, (unsigned char *)&selection_time, 1);
3504	ev.property = rq.property;	3587	ev.property = rq.property;
3505	}	3588	}
3506	else if (rq.target == XA_STRING	3589	else if (rq.target == XA_STRING
3507	|| rq.target == xa[XA_TEXT]	3590	|| rq.target == xa[XA_TEXT]
…		…
3531	style = enc_string;	3614	style = enc_string;
3532	else if (target == xa[XA_TEXT])	3615	else if (target == xa[XA_TEXT])
3533	style = enc_text;	3616	style = enc_text;
3534	else if (target == xa[XA_COMPOUND_TEXT])	3617	else if (target == xa[XA_COMPOUND_TEXT])
3535	style = enc_compound_text;	3618	style = enc_compound_text;
3536	#if ENABLE_FRILLS	3619	#if !ENABLE_MINIMAL
3537	else if (target == xa[XA_UTF8_STRING])	3620	else if (target == xa[XA_UTF8_STRING])
3538	style = enc_utf8;	3621	style = enc_utf8;
3539	#endif	3622	#endif
3540	else	3623	else
3541	{	3624	{
…		…
3552	{	3635	{
3553	cl = L"";	3636	cl = L"";
3554	selectlen = 0;	3637	selectlen = 0;
3555	}	3638	}
3556		3639
3557	#if ENABLE_FRILLS	3640	#if !ENABLE_MINIMAL
3558	// xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it	3641	// xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3559	// so recode it manually	3642	// so recode it manually
3560	if (style == enc_utf8)	3643	if (style == enc_utf8)
3561	{	3644	{
3562	freect = 1;	3645	freect = 1;
…		…
3565	ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);	3648	ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3566	ct.nitems = strlen ((char *)ct.value);	3649	ct.nitems = strlen ((char *)ct.value);
3567	}	3650	}
3568	else	3651	else
3569	#endif	3652	#endif
3570	if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)	3653	if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3571	freect = 1;	3654	freect = 1;
3572	else	3655	else
3573	{	3656	{
3574	/* if we failed to convert then send it raw */	3657	/* if we failed to convert then send it raw */
3575	ct.value = (unsigned char *)cl;	3658	ct.value = (unsigned char *)cl;
3576	ct.nitems = selectlen;	3659	ct.nitems = selectlen;
3577	ct.encoding = target;	3660	ct.encoding = target;
3578	}	3661	}
3579		3662
3580	XChangeProperty (disp, rq.requestor, rq.property,	3663	XChangeProperty (dpy, rq.requestor, rq.property,
3581	ct.encoding, 8, PropModeReplace,	3664	ct.encoding, 8, PropModeReplace,
3582	ct.value, (int)ct.nitems);	3665	ct.value, (int)ct.nitems);
3583	ev.property = rq.property;	3666	ev.property = rq.property;
3584		3667
3585	if (freect)	3668	if (freect)
3586	XFree (ct.value);	3669	XFree (ct.value);
3587	}	3670	}
3588		3671
3589	XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);	3672	XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3590	}
3591
3592	/* ------------------------------------------------------------------------- *
3593	* MOUSE ROUTINES *
3594	* ------------------------------------------------------------------------- */
3595
3596	/*
3597	* return col/row values corresponding to x/y pixel values
3598	*/
3599	void
3600	rxvt_term::pixel_position (int *x, int *y)
3601	{
3602	*x = Pixel2Col (*x);
3603	/* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3604	*y = Pixel2Row (*y);
3605	/* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3606	}	3673	}
3607		3674
3608	/* ------------------------------------------------------------------------- */	3675	/* ------------------------------------------------------------------------- */
3609	#ifdef USE_XIM	3676	#ifdef USE_XIM
3610	void	3677	void
3611	rxvt_term::im_set_position (XPoint &pos)	3678	rxvt_term::im_set_position (XPoint &pos) NOTHROW
3612	{	3679	{
3613	XWindowAttributes xwa;	3680	XWindowAttributes xwa;
3614		3681
3615	XGetWindowAttributes (display->display, vt, &xwa);	3682	XGetWindowAttributes (dpy, vt, &xwa);
3616		3683
3617	pos.x = xwa.x + Col2Pixel (screen.cur.col);	3684	pos.x = xwa.x + Col2Pixel (screen.cur.col);
3618	pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;	3685	pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3619	}	3686	}
3620	#endif	3687	#endif
3621		3688
3622	#if ENABLE_OVERLAY	3689	#if ENABLE_OVERLAY
3623	void	3690	void
3624	rxvt_term::scr_overlay_new (int x, int y, int w, int h)	3691	rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3625	{	3692	{
3626	if (nrow < 1 || ncol < 1)	3693	if (nrow < 1 || ncol < 1)
3627	return;	3694	return;
3628		3695
3629	want_refresh = 1;	3696	want_refresh = 1;
…		…
3674	*rp = r;	3741	*rp = r;
3675	}	3742	}
3676	}	3743	}
3677		3744
3678	void	3745	void
3679	rxvt_term::scr_overlay_off ()	3746	rxvt_term::scr_overlay_off () NOTHROW
3680	{	3747	{
3681	if (!ov_text)	3748	if (!ov_text)
3682	return;	3749	return;
3683		3750
3684	want_refresh = 1;	3751	want_refresh = 1;
…		…
3692	delete [] ov_text; ov_text = 0;	3759	delete [] ov_text; ov_text = 0;
3693	delete [] ov_rend; ov_rend = 0;	3760	delete [] ov_rend; ov_rend = 0;
3694	}	3761	}
3695		3762
3696	void	3763	void
3697	rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend)	3764	rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3698	{	3765	{
3699	if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)	3766	if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3700	return;	3767	return;
3701		3768
3702	x++, y++;	3769	x++, y++;
…		…
3704	ov_text[y][x] = text;	3771	ov_text[y][x] = text;
3705	ov_rend[y][x] = rend;	3772	ov_rend[y][x] = rend;
3706	}	3773	}
3707		3774
3708	void	3775	void
3709	rxvt_term::scr_overlay_set (int x, int y, const char *s)	3776	rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3710	{	3777	{
3711	while (*s)	3778	while (*s)
3712	scr_overlay_set (x++, y, *s++);	3779	scr_overlay_set (x++, y, *s++);
3713	}	3780	}
3714		3781
3715	void	3782	void
3716	rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s)	3783	rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3717	{	3784	{
3718	while (*s)	3785	while (*s)
3719	{	3786	{
3720	text_t t = *s++;	3787	text_t t = *s++;
3721	int width = wcwidth (t);	3788	int width = WCWIDTH (t);
3722		3789
3723	while (width--)	3790	while (width--)
3724	{	3791	{
3725	scr_overlay_set (x++, y, t);	3792	scr_overlay_set (x++, y, t);
3726	t = NOCHAR;	3793	t = NOCHAR;
3727	}	3794	}
3728	}	3795	}
3729	}	3796	}
3730		3797
3731	void	3798	void
3732	rxvt_term::scr_swap_overlay ()	3799	rxvt_term::scr_swap_overlay () NOTHROW
3733	{	3800	{
3734	if (!ov_text)	3801	if (!ov_text)
3735	return;	3802	return;
3736		3803
3737	// swap screen mem with overlay	3804	// swap screen mem with overlay
3738	for (int y = ov_h; y--; )	3805	for (int y = ov_h; y--; )
3739	{	3806	{
3740	text_t *t1 = ov_text[y];	3807	text_t *t1 = ov_text[y];
3741	rend_t *r1 = ov_rend[y];	3808	rend_t *r1 = ov_rend[y];
3742		3809
3743	text_t *t2 = ROW(y + ov_y - view_start).t + ov_x;	3810	text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3744	rend_t *r2 = ROW(y + ov_y - view_start).r + ov_x;	3811	rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3745		3812
3746	for (int x = ov_w; x--; )	3813	for (int x = ov_w; x--; )
3747	{	3814	{
3748	text_t t = *t1; *t1++ = *t2; *t2++ = t;	3815	text_t t = *t1; *t1++ = *t2; *t2++ = t;
3749	rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));	3816	rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));

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