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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.314 by root, Tue Nov 4 14:34:13 2008 UTC vs.
Revision 1.406 by sf-exg, Wed Nov 16 18:26:47 2011 UTC

1	/*---------------------------------------------------------------------------*	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) 2003-2007 Marc Lehmann <pcg@goof.com>	6	* Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7	*	7	*
8	* This program is free software; you can redistribute it and/or modify	8	* This program is free software; you can redistribute it and/or modify
9	* it under the terms of the GNU General Public License as published by	9	* it under the terms of the GNU General Public License as published by
10	* the Free Software Foundation; either version 2 of the License, or	10	* the Free Software Foundation; either version 2 of the License, or
11	* (at your option) any later version.	11	* (at your option) any later version.
…		…
28	#include "rxvt.h" /* NECESSARY */	28	#include "rxvt.h" /* NECESSARY */
29	#include "rxvtperl.h" /* NECESSARY */	29	#include "rxvtperl.h" /* NECESSARY */
30		30
31	#include <inttypes.h>	31	#include <inttypes.h>
32		32
33	#include "salloc.C" // HACK, should be a seperate compile!	33	#include "salloc.C" // HACK, should be a separate compile!
34		34
		35	static inline void
35	static inline void fill_text (text_t *start, text_t value, int len)	36	fill_text (text_t *start, text_t value, int len)
36	{	37	{
37	while (len--)	38	while (len--)
38	*start++ = value;	39	*start++ = value;
39	}	40	}
40		41
41	/* ------------------------------------------------------------------------- */	42	/* ------------------------------------------------------------------------- */
42	#define PROP_SIZE 256*1024
43	#define PASTE_SIZE 32768
44	#define TABSIZE 8 /* default tab size */	43	#define TABSIZE 8 /* default tab size */
45		44
46	/* ------------------------------------------------------------------------- *	45	/* ------------------------------------------------------------------------- *
47	* GENERAL SCREEN AND SELECTION UPDATE ROUTINES *	46	* GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
48	* ------------------------------------------------------------------------- */	47	* ------------------------------------------------------------------------- */
…		…
143	col--;	142	col--;
144		143
145	rend_t rend = l.r[col] & ~RS_baseattrMask;	144	rend_t rend = l.r[col] & ~RS_baseattrMask;
146	rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));	145	rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
147		146
		147	l.touch ();
		148
148	// found begin, nuke	149	// found start, nuke
149	do {	150	do {
150	l.t[col] = ' ';	151	l.t[col] = ' ';
151	l.r[col] = rend;	152	l.r[col] = rend;
152	col++;	153	col++;
153	} while (col < ncol && l.t[col] == NOCHAR);	154	} while (col < ncol && l.t[col] == NOCHAR);
…		…
162	{	163	{
163	#if ENABLE_OVERLAY	164	#if ENABLE_OVERLAY
164	scr_overlay_off ();	165	scr_overlay_off ();
165	#endif	166	#endif
166		167
167	rvideo_mode = false;
168	view_start = 0;	168	view_start = 0;
169	num_scr = 0;	169	num_scr = 0;
170		170
171	if (ncol == 0)	171	if (ncol == 0)
172	ncol = 80;	172	ncol = 80;
…		…
174	if (nrow == 0)	174	if (nrow == 0)
175	nrow = 24;	175	nrow = 24;
176		176
177	if (ncol == prev_ncol && nrow == prev_nrow)	177	if (ncol == prev_ncol && nrow == prev_nrow)
178	return;	178	return;
179
180	if (current_screen != PRIMARY)
181	scr_swap_screen ();
182		179
183	// we need at least two lines for wrapping to work correctly	180	// we need at least two lines for wrapping to work correctly
184	while (nrow + saveLines < 2)	181	while (nrow + saveLines < 2)
185	{	182	{
186	//TODO//FIXME	183	//TODO//FIXME
…		…
206	term_start = 0;	203	term_start = 0;
207		204
208	talloc = new rxvt_salloc (ncol * sizeof (text_t));	205	talloc = new rxvt_salloc (ncol * sizeof (text_t));
209	ralloc = new rxvt_salloc (ncol * sizeof (rend_t));	206	ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
210		207
211	row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));	208	row_buf = (line_t *)rxvt_calloc (total_rows , sizeof (line_t));
212	drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));	209	drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
213	swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));	210	swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
214		211
215	for (int row = nrow; row--; )	212	for (int row = nrow; row--; )
216	{	213	{
…		…
239	selection.text = NULL;	236	selection.text = NULL;
240	selection.len = 0;	237	selection.len = 0;
241	selection.op = SELECTION_CLEAR;	238	selection.op = SELECTION_CLEAR;
242	selection.screen = PRIMARY;	239	selection.screen = PRIMARY;
243	selection.clicks = 0;	240	selection.clicks = 0;
		241	selection.clip_text = NULL;
		242	selection.clip_len = 0;
244	}	243	}
245	else	244	else
246	{	245	{
247	/*	246	/*
248	* add or delete rows as appropriate	247	* add or delete rows as appropriate
…		…
276	swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);	275	swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
277	drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);	276	drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
278	}	277	}
279		278
280	line_t *old_buf = row_buf;	279	line_t *old_buf = row_buf;
281	row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));	280	row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
282		281
283	int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row	282	int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
284	int pend = MOD (term_start + top_row , prev_total_rows);	283	int pend = MOD (term_start + top_row , prev_total_rows);
285	int q = total_rows; // rewrapped row	284	int q = total_rows; // rewrapped row
286		285
287	if (top_row)	286	if (top_row)
288	{	287	{
289	// Re-wrap lines. This is rather ugly, possibly because I am too dumb	288	// Re-wrap lines. This is rather ugly, possibly because I am too dumb
290	// to come up with a lean and mean algorithm.	289	// to come up with a lean and mean algorithm.
		290	// TODO: maybe optimise when width didn't change
291		291
292	row_col_t ocur = screen.cur;	292	row_col_t ocur = screen.cur;
293	ocur.row = MOD (term_start + ocur.row, prev_total_rows);	293	ocur.row = MOD (term_start + ocur.row, prev_total_rows);
294		294
295	do	295	do
296	{	296	{
297	p = MOD (p - 1, prev_total_rows);	297	p = MOD (p - 1, prev_total_rows);
298	#ifdef DEBUG_STRICT
299	assert (old_buf [MOD (p, prev_total_rows)].t);	298	assert (old_buf [MOD (p, prev_total_rows)].t);
300	#endif
301	int plines = 1;	299	int plines = 1;
302	int llen = old_buf [MOD (p, prev_total_rows)].l;	300	int llen = old_buf [MOD (p, prev_total_rows)].l;
303		301
304	while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())	302	while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
305	{	303	{
…		…
399	delete old_ta;	397	delete old_ta;
400	delete old_ra;	398	delete old_ra;
401		399
402	clamp_it (screen.cur.row, 0, nrow - 1);	400	clamp_it (screen.cur.row, 0, nrow - 1);
403	clamp_it (screen.cur.col, 0, ncol - 1);	401	clamp_it (screen.cur.col, 0, ncol - 1);
		402	}
404		403
405	free (tabs);	404	free (tabs);
406	}	405	tabs = (char *)rxvt_malloc (ncol);
		406
		407	for (int col = ncol; col--; )
		408	tabs [col] = col % TABSIZE == 0;
407		409
408	CLEAR_ALL_SELECTION ();	410	CLEAR_ALL_SELECTION ();
409		411
410	prev_nrow = nrow;	412	prev_nrow = nrow;
411	prev_ncol = ncol;	413	prev_ncol = ncol;
412
413	tabs = (char *)rxvt_malloc (ncol);
414
415	for (int col = ncol; --col; )
416	tabs [col] = col % TABSIZE == 0;
417
418	if (current_screen != PRIMARY)
419	scr_swap_screen ();
420		414
421	tt_winch ();	415	tt_winch ();
422		416
423	HOOK_INVOKE ((this, HOOK_RESET, DT_END));	417	HOOK_INVOKE ((this, HOOK_RESET, DT_END));
424	}	418	}
…		…
436	delete ralloc; ralloc = 0;	430	delete ralloc; ralloc = 0;
437		431
438	free (row_buf);	432	free (row_buf);
439	free (swap_buf);	433	free (swap_buf);
440	free (drawn_buf);	434	free (drawn_buf);
		435	row_buf = 0; // signal that we freed all the arrays above
		436
441	free (tabs);	437	free (tabs);
442		438	tabs = 0;
443	row_buf = 0; // signal that we freed all the arrays
444	}	439	}
445	}	440	}
446		441
447	/* ------------------------------------------------------------------------- */	442	/* ------------------------------------------------------------------------- */
448	/*	443	/*
449	* Hard reset	444	* Hard/Soft reset
450	*/	445	*/
451	void	446	void
452	rxvt_term::scr_poweron ()	447	rxvt_term::scr_poweron ()
453	{	448	{
454	scr_release ();	449	scr_release ();
455	prev_nrow = prev_ncol = 0;	450	prev_nrow = prev_ncol = 0;
		451	rvideo_mode = false;
		452	scr_soft_reset ();
456	scr_reset ();	453	scr_reset ();
457		454
458	scr_clear (true);	455	scr_clear (true);
459	scr_refresh ();	456	scr_refresh ();
		457	}
		458
		459	void
		460	rxvt_term::scr_soft_reset ()
		461	{
		462	/* only affects modes, nothing drastic such as clearing the screen */
		463	#if ENABLE_OVERLAY
		464	scr_overlay_off ();
		465	#endif
		466
		467	if (current_screen != PRIMARY)
		468	scr_swap_screen ();
		469
		470	scr_scroll_region (0, MAX_ROWS - 1);
		471	scr_rendition (0, ~RS_None);
		472	scr_insert_mode (0);
460	}	473	}
461		474
462	/* ------------------------------------------------------------------------- *	475	/* ------------------------------------------------------------------------- *
463	* PROCESS SCREEN COMMANDS *	476	* PROCESS SCREEN COMMANDS *
464	* ------------------------------------------------------------------------- */	477	* ------------------------------------------------------------------------- */
…		…
502	}	515	}
503		516
504	/* boundary check in case screen size changed between SAVE and RESTORE */	517	/* boundary check in case screen size changed between SAVE and RESTORE */
505	min_it (s->cur.row, nrow - 1);	518	min_it (s->cur.row, nrow - 1);
506	min_it (s->cur.col, ncol - 1);	519	min_it (s->cur.col, ncol - 1);
507	#ifdef DEBUG_STRICT
508	assert (s->cur.row >= 0);	520	assert (s->cur.row >= 0);
509	assert (s->cur.col >= 0);	521	assert (s->cur.col >= 0);
510	#endif
511	}	522	}
512		523
513	void	524	void
514	rxvt_term::scr_swap_screen ()	525	rxvt_term::scr_swap_screen ()
515	{	526	{
…		…
540	want_refresh = 1;	551	want_refresh = 1;
541	view_start = 0;	552	view_start = 0;
542		553
543	selection_check (2); /* check for boundary cross */	554	selection_check (2); /* check for boundary cross */
544		555
545	int i = current_screen; current_screen = scrn; scrn = i;	556	current_screen = scrn;
546		557
547	#if NSCREENS	558	#if NSCREENS
548	if (option (Opt_secondaryScreen))	559	if (option (Opt_secondaryScreen))
549	{	560	{
550	num_scr = 0;	561	num_scr = 0;
…		…
627		638
628	if (count > 0	639	if (count > 0
629	&& row1 == 0	640	&& row1 == 0
630	&& (current_screen == PRIMARY || option (Opt_secondaryScroll)))	641	&& (current_screen == PRIMARY || option (Opt_secondaryScroll)))
631	{	642	{
		643	min_it (count, total_rows - (nrow - (row2 + 1)));
		644
632	top_row = max (top_row - count, -saveLines);	645	top_row = max (top_row - count, -saveLines);
633
634	// scroll everything up 'count' lines
635	term_start = (term_start + count) % total_rows;
636		646
637	// sever bottommost line	647	// sever bottommost line
638	{	648	{
639	line_t &l = ROW(row2 - count);	649	line_t &l = ROW(row2);
640	l.is_longer (0);	650	l.is_longer (0);
641	l.touch ();	651	l.touch ();
642	}	652	}
643		653
		654	// scroll everything up 'count' lines
		655	term_start = (term_start + count) % total_rows;
		656
		657	// now copy lines below the scroll region bottom to the
		658	// bottom of the screen again, so they look as if they
		659	// hadn't moved.
		660	for (int i = nrow; --i > row2; )
		661	{
		662	line_t &l1 = ROW(i - count);
		663	line_t &l2 = ROW(i);
		664
		665	::swap (l1, l2);
		666	l2.touch ();
		667	}
		668
644	// erase newly scrolled-in lines	669	// erase newly scrolled-in lines
645	for (int i = count; i--; )	670	for (int i = count; i--; )
646	{	671	{
647	line_t &l = ROW(nrow - 1 - i);	672	line_t &l = ROW(row2 - i);
648		673
649	// optimize if already cleared, can be significant on slow machines	674	// optimise if already cleared, can be significant on slow machines
650	// could be rolled into scr_blank_screen_mem	675	// could be rolled into scr_blank_screen_mem
651	if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))	676	if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
652	{	677	{
653	scr_blank_line (l, 0, l.l, rstyle);	678	scr_blank_line (l, 0, l.l, rstyle);
654	l.l = 0;	679	l.l = 0;
…		…
656	}	681	}
657	else	682	else
658	scr_blank_screen_mem (l, rstyle);	683	scr_blank_screen_mem (l, rstyle);
659	}	684	}
660		685
661	// now copy lines below the scroll region bottom to the
662	// bottom of the screen again, so they look as if they
663	// hadn't moved.
664	for (int i = nrow; --i > row2; )
665	{
666	line_t &l1 = ROW(i - count);
667	line_t &l2 = ROW(i);
668
669	::swap (l1, l2);
670	l2.touch ();
671	}
672
673	// move and/or clear selection, if any	686	// move and/or clear selection, if any
674	if (selection.op && current_screen == selection.screen)	687	if (selection.op && current_screen == selection.screen
		688	&& selection.beg.row <= row2)
675	{	689	{
676	selection.beg.row -= count;	690	selection.beg.row -= count;
677	selection.end.row -= count;	691	selection.end.row -= count;
678	selection.mark.row -= count;	692	selection.mark.row -= count;
679		693
680	if (selection.beg.row < top_row	694	selection_check (0);
681	|| selection.end.row < top_row
682	|| selection.mark.row < top_row)
683	{
684	CLEAR_ALL_SELECTION ();
685	selection.op = SELECTION_CLEAR;
686	}
687	}	695	}
688		696
689	// finally move the view window, if desired	697	// finally move the view window, if desired
690	if (option (Opt_scrollWithBuffer)	698	if (option (Opt_scrollWithBuffer)
691	&& view_start != 0	699	&& view_start != 0
…		…
721	}	729	}
722		730
723	// use a simple and robust scrolling algorithm, this	731	// use a simple and robust scrolling algorithm, this
724	// part of scr_scroll_text is not time-critical.	732	// part of scr_scroll_text is not time-critical.
725		733
		734	// sever line above scroll region
		735	if (row1)
		736	{
		737	line_t &l = ROW(row1 - 1);
		738	l.is_longer (0);
		739	l.touch ();
		740	}
		741
726	int rows = row2 - row1 + 1;	742	int rows = row2 - row1 + 1;
727		743
728	min_it (count, rows);	744	min_it (count, rows);
729		745
730	line_t *temp_buf = row_buf + total_rows;	746	line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
731		747
732	for (int row = 0; row < rows; row++)	748	for (int row = 0; row < rows; row++)
733	{	749	{
734	temp_buf [row] = ROW(row1 + (row + count + rows) % rows);	750	temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
735		751
…		…
737	scr_blank_screen_mem (temp_buf [row], rstyle);	753	scr_blank_screen_mem (temp_buf [row], rstyle);
738	}	754	}
739		755
740	for (int row = 0; row < rows; row++)	756	for (int row = 0; row < rows; row++)
741	ROW(row1 + row) = temp_buf [row];	757	ROW(row1 + row) = temp_buf [row];
		758
		759	// sever bottommost line
		760	{
		761	line_t &l = ROW(row2);
		762	l.is_longer (0);
		763	l.touch ();
		764	}
742	}	765	}
743		766
744	return count;	767	return count;
745	}	768	}
746		769
…		…
752	rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW	775	rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
753	{	776	{
754	if (len <= 0) /* sanity */	777	if (len <= 0) /* sanity */
755	return;	778	return;
756		779
757	unsigned char checksel;	780	bool checksel;
758	unicode_t c;	781	unicode_t c;
759	int ncol = this->ncol;	782	int ncol = this->ncol;
760	const wchar_t *strend = str + len;	783	const wchar_t *strend = str + len;
761		784
762	want_refresh = 1;	785	want_refresh = 1;
…		…
775	scr_scroll_text (screen.tscroll, screen.bscroll, minlines);	798	scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
776	screen.cur.row -= minlines;	799	screen.cur.row -= minlines;
777	}	800	}
778	}	801	}
779		802
780	#ifdef DEBUG_STRICT
781	assert (screen.cur.col < ncol);	803	assert (screen.cur.col < ncol);
782	assert (screen.cur.row < nrow	804	assert (screen.cur.row < nrow
783	&& screen.cur.row >= top_row);	805	&& screen.cur.row >= top_row);
784	#endif
785	int row = screen.cur.row;	806	int row = screen.cur.row;
786		807
787	checksel = selection.op && current_screen == selection.screen ? 1 : 0;	808	checksel = selection.op && current_screen == selection.screen ? 1 : 0;
788		809
789	line_t *line = &ROW(row);	810	line_t *line = &ROW(row);
790		811
791	while (str < strend)	812	while (str < strend)
792	{	813	{
793	c = (unicode_t)*str++; // convert to rxvt-unicodes representation	814	c = (unicode_t)*str++; // convert to rxvt-unicodes representation
794		815
795	if (expect_false (c < 0x20))	816	if (ecb_unlikely (c < 0x20))
796	if (c == C0_LF)	817	if (c == C0_LF)
797	{	818	{
798	max_it (line->l, screen.cur.col);	819	max_it (line->l, screen.cur.col);
799		820
800	screen.flags &= ~Screen_WrapNext;	821	screen.flags &= ~Screen_WrapNext;
…		…
819	{	840	{
820	scr_tab (1, true);	841	scr_tab (1, true);
821	continue;	842	continue;
822	}	843	}
823		844
824	if (expect_false (	845	if (ecb_unlikely (
825	checksel /* see if we're writing within selection */	846	checksel /* see if we're writing within selection */
826	&& !ROWCOL_IS_BEFORE (screen.cur, selection.beg)	847	&& !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
827	&& ROWCOL_IS_BEFORE (screen.cur, selection.end)	848	&& ROWCOL_IS_BEFORE (screen.cur, selection.end)
828	))	849	))
829	{	850	{
…		…
834	* should be a similar check.	855	* should be a similar check.
835	*/	856	*/
836	CLEAR_SELECTION ();	857	CLEAR_SELECTION ();
837	}	858	}
838		859
839	if (expect_false (screen.flags & Screen_WrapNext))	860	if (ecb_unlikely (screen.flags & Screen_WrapNext))
840	{	861	{
841	scr_do_wrap ();	862	scr_do_wrap ();
842		863
843	line->l = ncol;	864	line->l = ncol;
844	line->is_longer (1);	865	line->is_longer (1);
…		…
846	row = screen.cur.row;	867	row = screen.cur.row;
847	line = &ROW(row); /* _must_ refresh */	868	line = &ROW(row); /* _must_ refresh */
848	}	869	}
849		870
850	// some utf-8 decoders "decode" surrogate characters: let's fix this.	871	// some utf-8 decoders "decode" surrogate characters: let's fix this.
851	if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))	872	if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
852	c = 0xfffd;	873	c = 0xfffd;
853		874
854	// rely on wcwidth to tell us the character width, do wcwidth before	875	// rely on wcwidth to tell us the character width, do wcwidth before
855	// further replacements, as wcwidth might return -1 for the line	876	// further replacements, as wcwidth might return -1 for the line
856	// drawing characters below as they might be invalid in the current	877	// drawing characters below as they might be invalid in the current
857	// locale.	878	// locale.
858	int width = WCWIDTH (c);	879	int width = WCWIDTH (c);
859		880
860	if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL	881	if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
861	{	882	{
862	// vt100 special graphics and line drawing	883	// vt100 special graphics and line drawing
863	// 5f-7e standard vt100	884	// 5f-7e standard vt100
864	// 40-5e rxvt extension for extra curses acs chars	885	// 40-5e rxvt extension for extra curses acs chars
865	static uint16_t vt100_0[62] = { // 41 .. 7e	886	static uint16_t vt100_0[62] = { // 41 .. 7e
…		…
878	c = vt100_0[c - 0x41];	899	c = vt100_0[c - 0x41];
879	width = 1; // vt100 line drawing characters are always single-width	900	width = 1; // vt100 line drawing characters are always single-width
880	}	901	}
881	}	902	}
882		903
883	if (expect_false (screen.flags & Screen_Insert))	904	if (ecb_unlikely (screen.flags & Screen_Insert))
884	scr_insdel_chars (width, INSERT);	905	scr_insdel_chars (width, INSERT);
885		906
886	if (width != 0)	907	if (width != 0)
887	{	908	{
888	#if !UNICODE_3	909	#if !UNICODE_3
…		…
893	# else	914	# else
894	c = 0xfffd;	915	c = 0xfffd;
895	# endif	916	# endif
896	#endif	917	#endif
897		918
		919	rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
		920
		921	// if the character doesn't fit into the remaining columns...
		922	if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
		923	{
		924	if (screen.flags & Screen_Autowrap)
		925	{
		926	// ... artificially enlargen the previous one
		927	c = NOCHAR;
		928	// and try the same character next loop iteration
		929	--str;
		930	}
		931	else
		932	screen.cur.col = ncol - width;
		933	}
		934
898	// nuke the character at this position, if required	935	// nuke the character at this position, if required
899	if (expect_false (	936	// due to wonderful coincidences everywhere else in this loop
		937	// we never have to check for overwriting a wide char itself,
		938	// only its tail.
900	line->t[screen.cur.col] == NOCHAR	939	if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
901	|| (screen.cur.col < ncol - 1
902	&& line->t[screen.cur.col + 1] == NOCHAR)
903	))
904	scr_kill_char (*line, screen.cur.col);	940	scr_kill_char (*line, screen.cur.col);
905
906	rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
907
908	// if the character doesn't fit into the remaining columns...
909	if (expect_false (screen.cur.col > ncol - width && ncol >= width))
910	{
911	// ...output spaces
912	c = ' ';
913	// and try the same character next loop iteration
914	--str;
915	}
916		941
917	line->touch ();	942	line->touch ();
918		943
919	do	944	do
920	{	945	{
921	line->t[screen.cur.col] = c;	946	line->t[screen.cur.col] = c;
922	line->r[screen.cur.col] = rend;	947	line->r[screen.cur.col] = rend;
923		948
924	if (expect_true (screen.cur.col < ncol - 1))	949	if (ecb_likely (screen.cur.col < ncol - 1))
925	screen.cur.col++;	950	screen.cur.col++;
926	else	951	else
927	{	952	{
928	line->l = ncol;	953	line->l = ncol;
929	if (screen.flags & Screen_Autowrap)	954	if (screen.flags & Screen_Autowrap)
930	screen.flags |= Screen_WrapNext;	955	screen.flags |= Screen_WrapNext;
931	break;	956
		957	goto end_of_line;
932	}	958	}
933		959
934	c = NOCHAR;	960	c = NOCHAR;
935	}	961	}
936	while (expect_false (--width > 0));	962	while (ecb_unlikely (--width > 0));
937		963
938	// pad with spaces when overwriting wide character with smaller one	964	// pad with spaces when overwriting wide character with smaller one
939	if (expect_false (!width))	965	for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
940	{	966	{
941	line->touch ();
942
943	for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
944	{
945	line->t[c] = ' ';	967	line->t[c] = ' ';
946	line->r[c] = rend;	968	line->r[c] = rend;
947	}
948	}	969	}
		970
		971	end_of_line:
		972	;
949	}	973	}
950	#if ENABLE_COMBINING	974	#if ENABLE_COMBINING
951	else // width == 0	975	else // width == 0
952	{	976	{
953	if (c != 0xfeff) // ignore BOM	977	if (c != 0xfeff) // ignore BOM
…		…
993	#endif	1017	#endif
994	}	1018	}
995		1019
996	max_it (line->l, screen.cur.col);	1020	max_it (line->l, screen.cur.col);
997		1021
998	#ifdef DEBUG_STRICT
999	assert (screen.cur.row >= 0);	1022	assert (screen.cur.row >= 0);
1000	#endif
1001	}	1023	}
1002		1024
1003	/* ------------------------------------------------------------------------- */	1025	/* ------------------------------------------------------------------------- */
1004	/*	1026	/*
1005	* Process Backspace. Move back the cursor back a position, wrap if have to	1027	* Process Backspace. Move back the cursor back a position, wrap if have to
…		…
1018		1040
1019	want_refresh = 1;	1041	want_refresh = 1;
1020	#endif	1042	#endif
1021	}	1043	}
1022	}	1044	}
		1045	else if (screen.flags & Screen_WrapNext)
		1046	screen.flags &= ~Screen_WrapNext;
1023	else	1047	else
1024	scr_gotorc (0, -1, RELATIVE);	1048	scr_gotorc (0, -1, RELATIVE);
1025	}	1049	}
1026		1050
1027	/* ------------------------------------------------------------------------- */	1051	/* ------------------------------------------------------------------------- */
…		…
1302	ZERO_SCROLLBACK ();	1326	ZERO_SCROLLBACK ();
1303		1327
1304	switch (mode)	1328	switch (mode)
1305	{	1329	{
1306	case 0: /* erase to end of screen */	1330	case 0: /* erase to end of screen */
1307	selection_check (1);
1308	scr_erase_line (0);	1331	scr_erase_line (0);
1309	row = screen.cur.row + 1; /* possible OOB */	1332	row = screen.cur.row + 1; /* possible OOB */
1310	num = nrow - row;	1333	num = nrow - row;
1311	break;	1334	break;
1312	case 1: /* erase to beginning of screen */	1335	case 1: /* erase to beginning of screen */
1313	selection_check (3);
1314	scr_erase_line (1);	1336	scr_erase_line (1);
1315	row = 0;	1337	row = 0;
1316	num = screen.cur.row;	1338	num = screen.cur.row;
1317	break;	1339	break;
1318	case 2: /* erase whole screen */	1340	case 2: /* erase whole screen */
1319	selection_check (3);
1320	row = 0;	1341	row = 0;
1321	num = nrow;	1342	num = nrow;
1322	break;	1343	break;
1323	default:	1344	default:
1324	return;	1345	return;
…		…
1333	if (row >= nrow) /* Out Of Bounds */	1354	if (row >= nrow) /* Out Of Bounds */
1334	return;	1355	return;
1335		1356
1336	min_it (num, nrow - row);	1357	min_it (num, nrow - row);
1337		1358
1338	/*TODO: the xlceararea/xfillrectangle below don't take scroll offste into account, ask mikachu for details */
1339	if (rstyle & (RS_RVid | RS_Uline))	1359	if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1340	ren = (rend_t) ~RS_None;	1360	ren = (rend_t) ~RS_None;
1341	else if (GET_BASEBG (rstyle) == Color_bg)	1361	else if (GET_BASEBG (rstyle) == Color_bg)
1342	{	1362	{
1343	ren = DEFAULT_RSTYLE;	1363	ren = DEFAULT_RSTYLE;
1344		1364
1345	if (mapped)	1365	if (mapped)
1346	XClearArea (dpy, vt, 0,	1366	XClearArea (dpy, vt, 0,
1347	Row2Pixel (row), (unsigned int)width,	1367	Row2Pixel (row - view_start), (unsigned int)width,
1348	(unsigned int)Height2Pixel (num), False);	1368	(unsigned int)Height2Pixel (num), False);
1349	}	1369	}
1350	else	1370	else
1351	{	1371	{
1352	ren = rstyle & (RS_fgMask | RS_bgMask);	1372	ren = rstyle & (RS_fgMask | RS_bgMask);
1353		1373
		1374	if (mapped)
		1375	{
1354	gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];	1376	gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1355	XChangeGC (dpy, gc, GCForeground, &gcvalue);	1377	XChangeGC (dpy, gc, GCForeground, &gcvalue);
1356	XFillRectangle (dpy, vt, gc,	1378	XFillRectangle (dpy, vt, gc,
1357	0, Row2Pixel (row),	1379	0, Row2Pixel (row - view_start),
1358	(unsigned int)width,	1380	(unsigned int)width,
1359	(unsigned int)Height2Pixel (num));	1381	(unsigned int)Height2Pixel (num));
1360	gcvalue.foreground = pix_colors[Color_fg];	1382	gcvalue.foreground = pix_colors[Color_fg];
1361	XChangeGC (dpy, gc, GCForeground, &gcvalue);	1383	XChangeGC (dpy, gc, GCForeground, &gcvalue);
		1384	}
1362	}	1385	}
1363		1386
1364	for (; num--; row++)	1387	for (; num--; row++)
1365	{	1388	{
1366	scr_blank_screen_mem (ROW(row), rstyle);	1389	scr_blank_screen_mem (ROW(row), rstyle);
		1390
		1391	if (row - view_start < nrow)
1367	scr_blank_line (drawn_buf [row], 0, ncol, ren);	1392	scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1368	}	1393	}
1369	}	1394	}
1370		1395
1371	#if !ENABLE_MINIMAL	1396	#if !ENABLE_MINIMAL
1372	void	1397	void
…		…
1464	line_t *line = &ROW(row);	1489	line_t *line = &ROW(row);
1465		1490
1466	line->touch ();	1491	line->touch ();
1467	line->is_longer (0);	1492	line->is_longer (0);
1468		1493
		1494	// nuke wide spanning the start
		1495	if (line->t[screen.cur.col] == NOCHAR)
		1496	scr_kill_char (*line, screen.cur.col);
		1497
1469	switch (insdel)	1498	switch (insdel)
1470	{	1499	{
1471	case INSERT:	1500	case INSERT:
1472	line->l = min (line->l + count, ncol);	1501	line->l = min (line->l + count, ncol);
		1502
		1503	if (line->t[screen.cur.col] == NOCHAR)
		1504	scr_kill_char (*line, screen.cur.col);
1473		1505
1474	for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)	1506	for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1475	{	1507	{
1476	line->t[col] = line->t[col - count];	1508	line->t[col] = line->t[col - count];
1477	line->r[col] = line->r[col - count];	1509	line->r[col] = line->r[col - count];
…		…
1498	case ERASE:	1530	case ERASE:
1499	screen.cur.col += count; /* don't worry if > ncol */	1531	screen.cur.col += count; /* don't worry if > ncol */
1500	selection_check (1);	1532	selection_check (1);
1501	screen.cur.col -= count;	1533	screen.cur.col -= count;
1502		1534
		1535	// nuke wide char after the end
		1536	if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
		1537	scr_kill_char (*line, screen.cur.col + count);
		1538
1503	scr_blank_line (*line, screen.cur.col, count, rstyle);	1539	scr_blank_line (*line, screen.cur.col, count, rstyle);
1504	break;	1540	break;
1505		1541
1506	case DELETE:	1542	case DELETE:
1507	{
1508	line->l = max (line->l - count, 0);	1543	line->l = max (line->l - count, 0);
1509		1544
1510	rend_t tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);	1545	// nuke wide char spanning the end
		1546	if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
		1547	scr_kill_char (*line, screen.cur.col + count);
1511		1548
1512	for (int col = screen.cur.col; (col + count) < ncol; col++)	1549	for (int col = screen.cur.col; (col + count) < ncol; col++)
1513	{	1550	{
1514	line->t[col] = line->t[col + count];	1551	line->t[col] = line->t[col + count];
1515	line->r[col] = line->r[col + count];	1552	line->r[col] = line->r[col + count];
1516	}	1553	}
1517		1554
1518	// nuke wide char at the end
1519	if (line->t[screen.cur.col] == NOCHAR)
1520	scr_kill_char (*line, screen.cur.col);
1521
1522	scr_blank_line (*line, ncol - count, count, tr);	1555	scr_blank_line (*line, ncol - count, count, rstyle);
1523		1556
1524	if (selection.op && current_screen == selection.screen	1557	if (selection.op && current_screen == selection.screen
1525	&& ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))	1558	&& ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1526	{	1559	{
1527	if (selection.end.row != screen.cur.row	1560	if (selection.end.row != screen.cur.row
1528	|| (screen.cur.col >= selection.beg.col - count)	1561	|| (screen.cur.col >= selection.beg.col - count)
1529	|| selection.end.col >= ncol)	1562	|| selection.end.col >= ncol)
1530	CLEAR_SELECTION ();	1563	CLEAR_SELECTION ();
1531	else	1564	else
1532	{	1565	{
1533	/* shift selection */	1566	/* shift selection */
1534	selection.beg.col -= count;	1567	selection.beg.col -= count;
1535	selection.mark.col -= count; /* XXX: yes? */	1568	selection.mark.col -= count; /* XXX: yes? */
1536	selection.end.col -= count;	1569	selection.end.col -= count;
1537	}	1570	}
1538	}
1539	}	1571	}
1540		1572
1541	break;	1573	break;
1542	}	1574	}
1543	}	1575	}
…		…
1664	{	1696	{
1665	rvideo_state = on;	1697	rvideo_state = on;
1666		1698
1667	::swap (pix_colors[Color_fg], pix_colors[Color_bg]);	1699	::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1668	#ifdef HAVE_BG_PIXMAP	1700	#ifdef HAVE_BG_PIXMAP
1669	if (bgPixmap.pixmap == None)	1701	if (bg_pixmap == None)
1670	#endif	1702	#endif
1671	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);	1703	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1672		1704
1673	XGCValues gcvalue;	1705	XGCValues gcvalue;
1674	gcvalue.foreground = pix_colors[Color_fg];	1706	gcvalue.foreground = pix_colors[Color_fg];
…		…
1818	for (i = PART_BEG; i < RC_COUNT; i++)	1850	for (i = PART_BEG; i < RC_COUNT; i++)
1819	{	1851	{
1820	min_it (rc[i].col, ncol - 1);	1852	min_it (rc[i].col, ncol - 1);
1821	min_it (rc[i].row, nrow - 1);	1853	min_it (rc[i].row, nrow - 1);
1822	}	1854	}
1823	// TODO: this line somehow causes segfault if scr_expose() is called just after resize	1855
1824	for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)	1856	for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1825	fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);	1857	fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1826		1858
1827	num_scr_allow = 0;	1859	num_scr_allow = 0;
1828		1860
…		…
1901		1933
1902	# ifndef NO_MAPALERT	1934	# ifndef NO_MAPALERT
1903	# ifdef MAPALERT_OPTION	1935	# ifdef MAPALERT_OPTION
1904	if (option (Opt_mapAlert))	1936	if (option (Opt_mapAlert))
1905	# endif	1937	# endif
1906	XMapWindow (dpy, parent[0]);	1938	XMapWindow (dpy, parent);
1907	# endif	1939	# endif
1908		1940
1909	# if ENABLE_FRILLS	1941	# if ENABLE_FRILLS
1910	if (option (Opt_urgentOnBell))	1942	if (option (Opt_urgentOnBell))
1911	set_urgency (1);	1943	set_urgency (1);
…		…
1919		1951
1920	bell_ev.start (VISUAL_BELL_DURATION);	1952	bell_ev.start (VISUAL_BELL_DURATION);
1921	}	1953	}
1922	else	1954	else
1923	XBell (dpy, 0);	1955	XBell (dpy, 0);
		1956	HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1924	#endif	1957	#endif
1925	}	1958	}
1926		1959
1927	/* ------------------------------------------------------------------------- */	1960	/* ------------------------------------------------------------------------- */
1928	/* ARGSUSED */
1929	void	1961	void
1930	rxvt_term::scr_printscreen (int fullhist) NOTHROW	1962	rxvt_term::scr_printscreen (int fullhist) NOTHROW
1931	{	1963	{
1932	#ifdef PRINTPIPE	1964	#ifdef PRINTPIPE
1933	int nrows, row_start;	1965	int nrows, row_start;
…		…
1947	row_start = view_start;	1979	row_start = view_start;
1948	}	1980	}
1949		1981
1950	wctomb (0, 0);	1982	wctomb (0, 0);
1951		1983
1952	for (int r1 = 0; r1 < nrows; r1++)	1984	for (int r1 = row_start; r1 < row_start + nrows; r1++)
1953	{	1985	{
1954	text_t *tp = ROW(r1).t;	1986	text_t *tp = ROW(r1).t;
1955	int len = ROW(r1).l;	1987	int len = ROW(r1).l;
1956		1988
1957	for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN	1989	for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
…		…
1986	* screen.text/screen.rend contain what the screen will change to.	2018	* screen.text/screen.rend contain what the screen will change to.
1987	*/	2019	*/
1988	void	2020	void
1989	rxvt_term::scr_refresh () NOTHROW	2021	rxvt_term::scr_refresh () NOTHROW
1990	{	2022	{
1991	unsigned char have_bg,
1992	showcursor; /* show the cursor */
1993	int16_t col, row, /* column/row we're processing */	2023	int16_t col, row, /* column/row we're processing */
1994	ocrow; /* old cursor row */	2024	ocrow; /* old cursor row */
1995	int i; /* tmp */	2025	int i; /* tmp */
1996	#ifndef NO_CURSORCOLOR	2026	#ifndef NO_CURSORCOLOR
1997	rend_t cc1; /* store colours at cursor position (s) */	2027	rend_t cc1; /* store colours at cursor position (s) */
…		…
2008	/*	2038	/*
2009	* A: set up vars	2039	* A: set up vars
2010	*/	2040	*/
2011	refresh_count = 0;	2041	refresh_count = 0;
2012		2042
		2043	unsigned int old_screen_flags = screen.flags;
2013	have_bg = 0;	2044	bool have_bg = 0;
2014	#ifdef HAVE_BG_PIXMAP	2045	#ifdef HAVE_BG_PIXMAP
2015	have_bg = bgPixmap.pixmap != None;	2046	have_bg = bg_pixmap != None;
2016	#endif	2047	#endif
2017	ocrow = oldcursor.row; /* is there an old outline cursor on screen? */	2048	ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2018		2049
2019	/*	2050	/*
2020	* B: reverse any characters which are selected	2051	* B: reverse any characters which are selected
2021	*/	2052	*/
2022	scr_reverse_selection ();	2053	scr_reverse_selection ();
2023		2054
		2055	HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
		2056	#if ENABLE_OVERLAY
		2057	scr_swap_overlay ();
		2058	#endif
		2059
		2060	bool showcursor = screen.flags & Screen_VisibleCursor;
		2061
2024	/*	2062	/*
2025	* C: set the cursor character (s)	2063	* C: set the cursor character (s)
2026	*/	2064	*/
2027	{	2065	{
2028	unsigned char setoldcursor;	2066	bool setoldcursor;
2029		2067
2030	showcursor = (screen.flags & Screen_VisibleCursor);
2031	#ifdef CURSOR_BLINK	2068	#ifdef CURSOR_BLINK
2032	if (hidden_cursor)	2069	if (hidden_cursor)
2033	showcursor = 0;	2070	showcursor = 0;
2034	#endif	2071	#endif
2035		2072
…		…
2063	ccol2 = bgcolor_of (rstyle);	2100	ccol2 = bgcolor_of (rstyle);
2064	#else	2101	#else
2065	ccol2 = Color_bg;	2102	ccol2 = Color_bg;
2066	#endif	2103	#endif
2067		2104
2068	if (showcursor && focus)	2105	if (focus)
2069	{	2106	{
2070	if (option (Opt_cursorUnderline))	2107	if (option (Opt_cursorUnderline))
2071	*crp ^= RS_Uline;	2108	*crp ^= RS_Uline;
2072	else	2109	else
2073	{	2110	{
…		…
2108	oldcursor.col = screen.cur.col;	2145	oldcursor.col = screen.cur.col;
2109	}	2146	}
2110	}	2147	}
2111	}	2148	}
2112		2149
2113	HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2114	#if ENABLE_OVERLAY
2115	scr_swap_overlay ();
2116	#endif
2117
2118	#ifndef NO_SLOW_LINK_SUPPORT	2150	#ifndef NO_SLOW_LINK_SUPPORT
2119	/*	2151	/*
2120	* D: CopyArea pass - very useful for slower links	2152	* D: CopyArea pass - very useful for slower links
2121	* This has been deliberately kept simple.	2153	* This has been deliberately kept simple.
2122	*/	2154	*/
…		…
2211	continue;	2243	continue;
2212		2244
2213	// redraw one or more characters	2245	// redraw one or more characters
2214		2246
2215	// seek to the beginning of wide characters	2247	// seek to the beginning of wide characters
2216	while (expect_false (stp[col] == NOCHAR && col > 0))	2248	while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2217	--col;	2249	--col;
2218		2250
2219	rend_t rend = srp[col]; /* screen rendition (target rendtion) */	2251	rend_t rend = srp[col]; /* screen rendition (target rendition) */
2220	text_t *text = stp + col;	2252	text_t *text = stp + col;
2221	int count = 1;	2253	int count = 1;
2222		2254
2223	dtp[col] = stp[col];	2255	dtp[col] = stp[col];
2224	drp[col] = rend;	2256	drp[col] = rend;
…		…
2228	for (i = 0; ++col < ncol; )	2260	for (i = 0; ++col < ncol; )
2229	{	2261	{
2230	if (stp[col] == NOCHAR)	2262	if (stp[col] == NOCHAR)
2231	{	2263	{
2232	dtp[col] = stp[col];	2264	dtp[col] = stp[col];
2233	drp[col] = rend;	2265	drp[col] = srp[col];
		2266
2234	count++;	2267	count++;
2235	i++;	2268	i++;
2236		2269
2237	continue;	2270	continue;
2238	}	2271	}
…		…
2258		2291
2259	col--; /* went one too far. move back */	2292	col--; /* went one too far. move back */
2260	count -= i; /* dump any matching trailing chars */	2293	count -= i; /* dump any matching trailing chars */
2261		2294
2262	// sometimes we optimize away the trailing NOCHAR's, add them back	2295	// sometimes we optimize away the trailing NOCHAR's, add them back
2263	while (expect_false (i && text[count] == NOCHAR))	2296	while (ecb_unlikely (i && text[count] == NOCHAR))
2264	count++, i--;	2297	count++, i--;
2265		2298
2266	/*	2299	/*
2267	* Determine the attributes for the string	2300	* Determine the attributes for the string
2268	*/	2301	*/
2269	int fore = fgcolor_of (rend); // desired foreground	2302	int fore = fgcolor_of (rend); // desired foreground
2270	int back = bgcolor_of (rend); // desired background	2303	int back = bgcolor_of (rend); // desired background
2271		2304
2272	// only do special processing if any attributes are set, which is unlikely	2305	// only do special processing if any attributes are set, which is unlikely
2273	if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)))	2306	if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2274	{	2307	{
2275	bool invert = rend & RS_RVid;	2308	bool invert = rend & RS_RVid;
2276		2309
2277	#ifndef NO_BOLD_UNDERLINE_REVERSE	2310	#ifndef NO_BOLD_UNDERLINE_REVERSE
2278	if (rend & RS_Bold && fore == Color_fg)	2311	if (rend & RS_Bold && fore == Color_fg)
…		…
2297		2330
2298	if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))	2331	if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2299	fore = Color_UL;	2332	fore = Color_UL;
2300	#endif	2333	#endif
2301		2334
		2335	#ifdef OPTION_HC
		2336	if (rend & RS_Sel)
		2337	{
		2338	/* invert the column if no highlightColor is set or it is the
		2339	* current cursor column */
		2340	if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
		2341	&& ISSET_PIXCOLOR (Color_HC))
		2342	{
		2343	if (ISSET_PIXCOLOR (Color_HTC))
		2344	fore = Color_HTC;
		2345	// if invert is 0 reverse video is set so we use bg color as fg color
		2346	else if (!invert)
		2347	fore = back;
		2348
		2349	back = Color_HC;
		2350	invert = 0;
		2351	}
		2352	}
		2353	#endif
		2354
2302	if (invert)	2355	if (invert)
2303	{	2356	{
2304	#ifdef OPTION_HC
2305	if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2306	|| !ISSET_PIXCOLOR (Color_HC))
2307	#endif
2308	/* invert the column if no highlightColor is set or it is the
2309	* current cursor column */
2310	::swap (fore, back);	2357	::swap (fore, back);
2311	#ifdef OPTION_HC
2312	else if (ISSET_PIXCOLOR (Color_HC))
2313	back = Color_HC;
2314	#endif
2315		2358
2316	#ifndef NO_BOLD_UNDERLINE_REVERSE	2359	#ifndef NO_BOLD_UNDERLINE_REVERSE
2317	# ifndef OPTION_HC
2318	if (ISSET_PIXCOLOR (Color_RV))
2319	back = Color_RV;
2320	# endif
2321	if (fore == back)	2360	if (fore == back)
2322	{	2361	{
2323	fore = Color_bg;	2362	fore = Color_bg;
2324	back = Color_fg;	2363	back = Color_fg;
2325	}	2364	}
…		…
2361	/*	2400	/*
2362	* Actually do the drawing of the string here	2401	* Actually do the drawing of the string here
2363	*/	2402	*/
2364	rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];	2403	rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2365		2404
2366	if (expect_true (have_bg && back == Color_bg))	2405	if (ecb_likely (have_bg && back == Color_bg))
2367	{	2406	{
2368	// this is very ugly, maybe push it into ->draw?	2407	// this is very ugly, maybe push it into ->draw?
2369		2408
2370	for (i = 0; i < count; i++) /* don't draw empty strings */	2409	for (i = 0; i < count; i++) /* don't draw empty strings */
2371	if (text[i] != ' ')	2410	if (text[i] != ' ')
…		…
2378	did_clear: ;	2417	did_clear: ;
2379	}	2418	}
2380	else	2419	else
2381	font->draw (*drawable, xpixel, ypixel, text, count, fore, back);	2420	font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2382		2421
2383	if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))	2422	if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2384	{	2423	{
2385	#if ENABLE_FRILLS	2424	#if ENABLE_FRILLS
2386	if (ISSET_PIXCOLOR (Color_underline))	2425	if (ISSET_PIXCOLOR (Color_underline))
2387	XSetForeground (dpy, gc, pix_colors[Color_underline]);	2426	XSetForeground (dpy, gc, pix_colors[Color_underline]);
2388	else	2427	else
…		…
2393	xpixel, ypixel + font->ascent + 1,	2432	xpixel, ypixel + font->ascent + 1,
2394	xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);	2433	xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2395	}	2434	}
2396	} /* for (col....) */	2435	} /* for (col....) */
2397	} /* for (row....) */	2436	} /* for (row....) */
2398
2399	#if ENABLE_OVERLAY
2400	scr_swap_overlay ();
2401	#endif
2402	HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2403		2437
2404	/*	2438	/*
2405	* G: cleanup cursor and display outline cursor if necessary	2439	* G: cleanup cursor and display outline cursor if necessary
2406	*/	2440	*/
2407	if (showcursor)	2441	if (showcursor)
…		…
2446	}	2480	}
2447		2481
2448	/*	2482	/*
2449	* H: cleanup selection	2483	* H: cleanup selection
2450	*/	2484	*/
		2485	#if ENABLE_OVERLAY
		2486	scr_swap_overlay ();
		2487	#endif
		2488	HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
		2489
2451	scr_reverse_selection ();	2490	scr_reverse_selection ();
2452		2491
		2492	screen.flags = old_screen_flags;
2453	num_scr = 0;	2493	num_scr = 0;
2454	num_scr_allow = 1;	2494	num_scr_allow = 1;
2455	}	2495	}
2456		2496
2457	void	2497	void
…		…
2478	scr_remap_chars (swap_buf [i]);	2518	scr_remap_chars (swap_buf [i]);
2479	}	2519	}
2480	}	2520	}
2481		2521
2482	void	2522	void
2483	rxvt_term::scr_recolour () NOTHROW	2523	rxvt_term::scr_recolour (bool refresh) NOTHROW
2484	{	2524	{
		2525	bool transparent = false;
		2526
2485	#ifdef HAVE_BG_PIXMAP	2527	#ifdef HAVE_BG_PIXMAP
2486	bgPixmap.apply ();	2528	if (bg_pixmap != None)
2487	#else	2529	{
		2530	# ifdef ENABLE_TRANSPARENCY
		2531	if (bg_flags & BG_IS_TRANSPARENT)
		2532	{
		2533	XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
		2534	XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2488		2535
		2536	transparent = true;
		2537	}
		2538	else
		2539	# endif
		2540	{
		2541	XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
		2542	XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
		2543	}
		2544	}
		2545	else
		2546	#endif
		2547	{
2489	XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);	2548	XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2490	XClearWindow (dpy, parent[0]);
2491	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);	2549	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
		2550	}
		2551
		2552	XClearWindow (dpy, parent);
2492		2553
2493	if (scrollBar.win)	2554	if (scrollBar.win)
2494	{	2555	{
		2556	if (transparent)
		2557	XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
		2558	else
2495	XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);	2559	XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2496	scrollBar.state = STATE_IDLE;	2560	scrollBar.state = SB_STATE_IDLE;
2497	scrollBar.show (0);	2561	scrollBar.show (0);
2498	}	2562	}
2499		2563
2500	#endif	2564	if (refresh)
2501		2565	{
2502	/* bgPixmap.apply () does not do the following : */
2503	scr_clear ();	2566	scr_clear ();
2504	scr_touch (true);	2567	scr_touch (true);
		2568	}
2505	want_refresh = 1;	2569	want_refresh = 1;
2506	}	2570	}
2507		2571
2508	/* ------------------------------------------------------------------------- */	2572	/* ------------------------------------------------------------------------- */
2509	void	2573	void
…		…
2577	{	2641	{
2578	#if !ENABLE_MINIMAL	2642	#if !ENABLE_MINIMAL
2579	if (selection.rect)	2643	if (selection.rect)
2580	scr_xor_rect (selection.beg.row, selection.beg.col,	2644	scr_xor_rect (selection.beg.row, selection.beg.col,
2581	selection.end.row, selection.end.col,	2645	selection.end.row, selection.end.col,
2582	RS_RVid, RS_RVid | RS_Uline);	2646	RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2583	else	2647	else
2584	#endif	2648	#endif
2585	scr_xor_span (selection.beg.row, selection.beg.col,	2649	scr_xor_span (selection.beg.row, selection.beg.col,
2586	selection.end.row, selection.end.col,	2650	selection.end.row, selection.end.col,
2587	RS_RVid);	2651	RS_Sel | RS_RVid);
2588	}	2652	}
2589	}	2653	}
2590		2654
2591	/* ------------------------------------------------------------------------- */	2655	/* ------------------------------------------------------------------------- */
2592	/*	2656	/*
…		…
2597	void	2661	void
2598	rxvt_term::scr_dump (int fd) NOTHROW	2662	rxvt_term::scr_dump (int fd) NOTHROW
2599	{	2663	{
2600	int row, wrote;	2664	int row, wrote;
2601	unsigned int width, towrite;	2665	unsigned int width, towrite;
2602	char r1[] = "\n";	2666	const char r1[] = "\n";
2603		2667
2604	for (row = saveLines + top_row;	2668	for (row = saveLines + top_row;
2605	row < saveLines + nrow - 1; row++)	2669	row < saveLines + nrow - 1; row++)
2606	{	2670	{
2607	width = row_buf[row].l >= 0 ? row_buf[row].l	2671	width = row_buf[row].l >= 0 ? row_buf[row].l
…		…
2624	* CHARACTER SELECTION *	2688	* CHARACTER SELECTION *
2625	* ------------------------------------------------------------------------- */	2689	* ------------------------------------------------------------------------- */
2626	void	2690	void
2627	rxvt_term::selection_check (int check_more) NOTHROW	2691	rxvt_term::selection_check (int check_more) NOTHROW
2628	{	2692	{
2629	row_col_t pos;
2630
2631	if (!selection.op)	2693	if (!selection.op)
2632	return;	2694	return;
2633		2695
		2696	row_col_t pos;
2634	pos.row = pos.col = 0;	2697	pos.row = pos.col = 0;
		2698
2635	if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)	2699	if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2636	|| !IN_RANGE_EXC (selection.mark.row, top_row, nrow)	2700	|| !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2637	|| !IN_RANGE_EXC (selection.end.row, top_row, nrow)	2701	|| !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2638	|| (check_more == 1	2702	|| (check_more == 1
2639	&& current_screen == selection.screen	2703	&& current_screen == selection.screen
…		…
2641	&& ROWCOL_IS_BEFORE (screen.cur, selection.end))	2705	&& ROWCOL_IS_BEFORE (screen.cur, selection.end))
2642	|| (check_more == 2	2706	|| (check_more == 2
2643	&& ROWCOL_IS_BEFORE (selection.beg, pos)	2707	&& ROWCOL_IS_BEFORE (selection.beg, pos)
2644	&& ROWCOL_IS_AFTER (selection.end, pos))	2708	&& ROWCOL_IS_AFTER (selection.end, pos))
2645	|| (check_more == 3	2709	|| (check_more == 3
2646	&& ROWCOL_IS_AFTER (selection.end, pos))	2710	&& ROWCOL_IS_AFTER (selection.end, pos)))
2647	|| (check_more == 4 /* screen width change */
2648	&& (selection.beg.row != selection.end.row
2649	|| selection.end.col > ncol)))
2650	CLEAR_SELECTION ();	2711	CLEAR_ALL_SELECTION ();
2651	}	2712	}
2652		2713
2653	/* ------------------------------------------------------------------------- */	2714	/* ------------------------------------------------------------------------- */
2654	/*	2715	/*
2655	* Paste a selection direct to the command fd	2716	* Paste a selection direct to the command fd
2656	*/	2717	*/
2657	void	2718	void
2658	rxvt_term::paste (char *data, unsigned int len) NOTHROW	2719	rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2659	{	2720	{
2660	/* convert normal newline chars into common keyboard Return key sequence */	2721	/* convert normal newline chars into common keyboard Return key sequence */
2661	for (unsigned int i = 0; i < len; i++)	2722	for (unsigned int i = 0; i < len; i++)
2662	if (data[i] == C0_LF)	2723	if (data[i] == C0_LF)
2663	data[i] = C0_CR;	2724	data[i] = C0_CR;
…		…
2669		2730
2670	if (priv_modes & PrivMode_BracketPaste)	2731	if (priv_modes & PrivMode_BracketPaste)
2671	tt_printf ("\e[201~");	2732	tt_printf ("\e[201~");
2672	}	2733	}
2673		2734
2674	/* ------------------------------------------------------------------------- */
2675	/*
2676	* Respond to a notification that a primary selection has been sent
2677	* EXT: SelectionNotify
2678	*/
2679	void	2735	void
2680	rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW	2736	rxvt_term::paste (char *data, unsigned int len) NOTHROW
2681	{	2737	{
2682	if (prop == None) /* check for failed XConvertSelection */	2738	if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2683	{
2684	if ((selection_type & Sel_CompoundText))
2685	{
2686	int selnum = selection_type & Sel_whereMask;
2687
2688	selection_type = 0;
2689	if (selnum != Sel_direct)
2690	selection_request_other (XA_STRING, selnum);
2691	}
2692
2693	if ((selection_type & Sel_UTF8String))
2694	{
2695	int selnum = selection_type & Sel_whereMask;
2696
2697	selection_type = Sel_CompoundText;
2698	if (selnum != Sel_direct)
2699	selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2700	else
2701	selection_type = 0;
2702	}
2703
2704	return;
2705	}
2706
2707	unsigned long bytes_after;
2708	XTextProperty ct;
2709
2710	if (XGetWindowProperty (dpy, win, prop,
2711	0, PROP_SIZE / 4,
2712	delete_prop, AnyPropertyType,
2713	&ct.encoding, &ct.format,
2714	&ct.nitems, &bytes_after,
2715	&ct.value) != Success)
2716	{
2717	ct.value = 0;
2718	goto bailout;
2719	}
2720
2721	if (ct.encoding == None)
2722	goto bailout;
2723
2724	if (bytes_after)
2725	{
2726	// fetch and append remaining data
2727	XTextProperty ct2;
2728
2729	if (XGetWindowProperty (dpy, win, prop,
2730	ct.nitems / 4, (bytes_after + 3) / 4,
2731	delete_prop, AnyPropertyType,
2732	&ct2.encoding, &ct2.format,
2733	&ct2.nitems, &bytes_after,
2734	&ct2.value) != Success)
2735	goto bailout;
2736
2737	// realloc should be compatible to XFree, here, and elsewhere, too
2738	ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2739	memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2740	ct.nitems += ct2.nitems;
2741
2742	XFree (ct2.value);
2743	}
2744
2745	if (ct.value == 0)
2746	goto bailout;
2747
2748	if (ct.encoding == xa[XA_INCR])
2749	{
2750	// INCR selection, start handshake
2751	if (!delete_prop)
2752	XDeleteProperty (dpy, win, prop);
2753
2754	selection_wait = Sel_incr;
2755	incr_buf_fill = 0;
2756	incr_ev.start (10);
2757
2758	goto bailout;
2759	}
2760
2761	if (ct.nitems == 0)
2762	{
2763	if (selection_wait == Sel_incr)
2764	{
2765	XFree (ct.value);
2766
2767	// finally complete, now paste the whole thing
2768	selection_wait = Sel_normal;
2769	ct.value = (unsigned char *)incr_buf;
2770	ct.nitems = incr_buf_fill;
2771	incr_buf = 0;
2772	incr_buf_size = 0;
2773	incr_ev.stop ();
2774	}
2775	else
2776	{
2777	if (selection_wait == Sel_normal
2778	&& (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2779	{
2780	/*
2781	* pass through again trying CUT_BUFFER0 if we've come from
2782	* XConvertSelection () but nothing was presented
2783	*/
2784	selection_paste (display->root, XA_CUT_BUFFER0, False);
2785	}
2786
2787	goto bailout;
2788	}
2789	}
2790	else if (selection_wait == Sel_incr)
2791	{
2792	incr_ev.start (10);
2793
2794	while (incr_buf_fill + ct.nitems > incr_buf_size)
2795	{
2796	incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2797	incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2798	}
2799
2800	memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2801	incr_buf_fill += ct.nitems;
2802
2803	goto bailout;
2804	}
2805
2806	char **cl;
2807	int cr;
2808
2809	#if !ENABLE_MINIMAL
2810	// xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2811	// so recode it manually
2812	if (ct.encoding == xa[XA_UTF8_STRING])
2813	{
2814	wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2815	char *s = rxvt_wcstombs (w);
2816	free (w);
2817	// TODO: strlen == only the first element will be converted. well...
2818	paste (s, strlen (s));
2819	free (s);
2820	}
2821	else
2822	#endif
2823	if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2824	&& cl)
2825	{
2826	for (int i = 0; i < cr; i++)
2827	paste (cl[i], strlen (cl[i]));
2828
2829	XFreeStringList (cl);
2830	}
2831	else
2832	paste ((char *)ct.value, ct.nitems); // paste raw
2833
2834	bailout:
2835	XFree (ct.value);
2836
2837	if (selection_wait == Sel_normal)
2838	selection_wait = Sel_none;
2839	}
2840
2841	void
2842	rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2843	{
2844	selection_wait = Sel_none;
2845
2846	incr_buf_size = 0;
2847	free (incr_buf);
2848
2849	rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2850	}
2851
2852	void
2853	rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2854	{
2855	if (prop == None || selection_wait != Sel_incr)
2856	return;	2739	return;
2857		2740
2858	selection_paste (win, prop, true);	2741	tt_paste (data, len);
2859	}	2742	}
2860		2743
2861	/* ------------------------------------------------------------------------- */	2744	/* ------------------------------------------------------------------------- */
2862	/*	2745	/*
2863	* Request the current selection:	2746	* Request PRIMARY, SECONDARY or CLIPBOARD selection.
2864	* Order: > internal selection if available	2747	* if the requested selection has no owner or is empty CUT_BUFFER0 is used
2865	* > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)	2748	* as fallback
2866	* > CUT_BUFFER0
2867	* (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2868	* will auto fallback to CUT_BUFFER0
2869	* EXT: button 2 release	2749	* EXT: button 2 release
2870	*/	2750	*/
2871	void	2751	void
2872	rxvt_term::selection_request (Time tm, int selnum) NOTHROW	2752	rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2873	{	2753	{
2874	if (selection.text && selnum == Sel_Primary)	2754	if (!selection_req)
2875	{
2876	/* internal selection */
2877	char *str = rxvt_wcstombs (selection.text, selection.len);
2878	paste (str, strlen (str));
2879	free (str);
2880	return;
2881	}	2755	{
2882	else	2756	selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
		2757	selection_req->run ();
2883	{	2758	}
2884	selection_request_time = tm;
2885	selection_wait = Sel_normal;
2886
2887	#if X_HAVE_UTF8_STRING
2888	selection_type = Sel_UTF8String;
2889	if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2890	return;
2891	#else
2892	selection_type = Sel_CompoundText;
2893	if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2894	return;
2895	#endif
2896	}
2897
2898	selection_wait = Sel_none; /* don't loop in selection_paste () */
2899	selection_paste (display->root, XA_CUT_BUFFER0, false);
2900	}
2901
2902	int
2903	rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2904	{
2905	Atom sel;
2906
2907	selection_type |= selnum;
2908
2909	if (selnum == Sel_Primary)
2910	sel = XA_PRIMARY;
2911	else if (selnum == Sel_Secondary)
2912	sel = XA_SECONDARY;
2913	else
2914	sel = xa[XA_CLIPBOARD];
2915
2916	if (XGetSelectionOwner (dpy, sel) != None)
2917	{
2918	XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2919	vt, selection_request_time);
2920	return 1;
2921	}
2922
2923	return 0;
2924	}	2759	}
2925		2760
2926	/* ------------------------------------------------------------------------- */	2761	/* ------------------------------------------------------------------------- */
2927	/*	2762	/*
2928	* Clear all selected text	2763	* Clear all selected text
2929	* EXT: SelectionClear	2764	* EXT: SelectionClear
2930	*/	2765	*/
2931	void	2766	void
2932	rxvt_term::selection_clear () NOTHROW	2767	rxvt_term::selection_clear (bool clipboard) NOTHROW
2933	{	2768	{
		2769	if (!clipboard)
		2770	{
2934	want_refresh = 1;	2771	want_refresh = 1;
2935	free (selection.text);	2772	free (selection.text);
2936	selection.text = NULL;	2773	selection.text = NULL;
2937	selection.len = 0;	2774	selection.len = 0;
2938	CLEAR_SELECTION ();	2775	CLEAR_SELECTION ();
2939		2776
2940	if (display->selection_owner == this)	2777	if (display->selection_owner == this)
2941	display->selection_owner = 0;	2778	display->selection_owner = 0;
		2779	}
		2780	else
		2781	{
		2782	free (selection.clip_text);
		2783	selection.clip_text = NULL;
		2784	selection.clip_len = 0;
		2785
		2786	if (display->clipboard_owner == this)
		2787	display->clipboard_owner = 0;
		2788	}
2942	}	2789	}
2943		2790
2944	/* ------------------------------------------------------------------------- */	2791	/* ------------------------------------------------------------------------- */
2945	/*	2792	/*
2946	* Copy a selection into the cut buffer	2793	* Copy a selection into the cut buffer
2947	* EXT: button 1 or 3 release	2794	* EXT: button 1 or 3 release
2948	*/	2795	*/
2949	void	2796	void
2950	rxvt_term::selection_make (Time tm)	2797	rxvt_term::selection_make (Time tm)
2951	{	2798	{
2952	int i;	2799	int size;
2953	wchar_t *new_selection_text;	2800	wchar_t *new_selection_text;
2954	text_t *t;	2801	text_t *t;
2955		2802
2956	switch (selection.op)	2803	switch (selection.op)
2957	{	2804	{
…		…
2973	return; /* nothing selected, go away */	2820	return; /* nothing selected, go away */
2974		2821
2975	if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))	2822	if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2976	return;	2823	return;
2977		2824
2978	i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);	2825	size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2979	new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));	2826	new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2980		2827
2981	int ofs = 0;	2828	int ofs = 0;
2982	int extra = 0;	2829	int extra = 0;
2983		2830
2984	int col = selection.beg.col;	2831	int col = selection.beg.col;
…		…
2990	{	2837	{
2991	#if !ENABLE_MINIMAL	2838	#if !ENABLE_MINIMAL
2992	if (selection.rect)	2839	if (selection.rect)
2993	{	2840	{
2994	col = selection.beg.col;	2841	col = selection.beg.col;
2995	end_col = ncol + 1;	2842	end_col = selection.end.col;
2996	}	2843	}
2997	else	2844	else
2998	#endif	2845	#endif
2999	end_col = ROW(row).l;	2846	end_col = ROW(row).l;
3000		2847
3001	col = max (col, 0);	2848	col = max (col, 0);
3002		2849
3003	if (row == selection.end.row	2850	if (row == selection.end.row)
3004	#if !ENABLE_MINIMAL
3005	|| selection.rect
3006	#endif
3007	)
3008	min_it (end_col, selection.end.col);	2851	min_it (end_col, selection.end.col);
3009		2852
3010	t = ROW(row).t + col;	2853	t = ROW(row).t + col;
3011		2854
3012	for (; col < end_col; col++)	2855	for (; col < end_col; col++)
…		…
3020		2863
3021	extra -= (len - 1);	2864	extra -= (len - 1);
3022		2865
3023	if (extra < 0)	2866	if (extra < 0)
3024	{	2867	{
3025	extra += i;	2868	extra += size;
3026	i += i;	2869	size += size;
3027	new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));	2870	new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3028	}	2871	}
3029		2872
3030	ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);	2873	ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3031	}	2874	}
3032	#endif	2875	#endif
…		…
3044		2887
3045	new_selection_text[ofs++] = C0_LF;	2888	new_selection_text[ofs++] = C0_LF;
3046	}	2889	}
3047	else	2890	else
3048	#endif	2891	#endif
3049	if (!ROW(row).is_longer () && row != selection.end.row)	2892	if (!ROW(row).is_longer ()
		2893	&& (row != selection.end.row || end_col != selection.end.col)
		2894	&& (row != selection.beg.row || selection.beg.col < ncol))
3050	new_selection_text[ofs++] = C0_LF;	2895	new_selection_text[ofs++] = C0_LF;
3051	}	2896	}
3052
3053	if (end_col != selection.end.col)
3054	new_selection_text[ofs++] = C0_LF;
3055		2897
3056	new_selection_text[ofs] = 0;	2898	new_selection_text[ofs] = 0;
3057		2899
3058	if (ofs == 0)	2900	if (ofs == 0)
3059	{	2901	{
…		…
3072		2914
3073	selection_grab (tm);	2915	selection_grab (tm);
3074	}	2916	}
3075		2917
3076	bool	2918	bool
3077	rxvt_term::selection_grab (Time tm) NOTHROW	2919	rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3078	{	2920	{
		2921	Atom sel;
		2922
		2923	if (!clipboard)
		2924	{
3079	selection_time = tm;	2925	selection_time = tm;
		2926	sel = XA_PRIMARY;
		2927	}
		2928	else
		2929	{
		2930	clipboard_time = tm;
		2931	sel = xa[XA_CLIPBOARD];
		2932	}
3080		2933
3081	XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);	2934	XSetSelectionOwner (dpy, sel, vt, tm);
3082	if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)	2935	if (XGetSelectionOwner (dpy, sel) == vt)
3083	{	2936	{
3084	display->set_selection_owner (this);	2937	display->set_selection_owner (this, clipboard);
3085	return true;	2938	return true;
3086	}	2939	}
3087	else	2940	else
3088	{	2941	{
3089	selection_clear ();	2942	selection_clear (clipboard);
3090	return false;	2943	return false;
3091	}	2944	}
3092		2945
3093	#if 0	2946	#if 0
3094	XTextProperty ct;	2947	XTextProperty ct;
…		…
3554	* EXT: SelectionRequest	3407	* EXT: SelectionRequest
3555	*/	3408	*/
3556	void	3409	void
3557	rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW	3410	rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3558	{	3411	{
		3412	Atom property = rq.property == None ? rq.target : rq.property;
3559	XSelectionEvent ev;	3413	XSelectionEvent ev;
3560		3414
3561	ev.type = SelectionNotify;	3415	ev.type = SelectionNotify;
3562	ev.property = None;	3416	ev.property = None;
3563	ev.display = rq.display;	3417	ev.display = rq.display;
…		…
3578	*target++ = xa[XA_COMPOUND_TEXT];	3432	*target++ = xa[XA_COMPOUND_TEXT];
3579	#if X_HAVE_UTF8_STRING	3433	#if X_HAVE_UTF8_STRING
3580	*target++ = xa[XA_UTF8_STRING];	3434	*target++ = xa[XA_UTF8_STRING];
3581	#endif	3435	#endif
3582		3436
3583	XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,	3437	XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3584	32, PropModeReplace,	3438	32, PropModeReplace,
3585	(unsigned char *)target_list, target - target_list);	3439	(unsigned char *)target_list, target - target_list);
3586	ev.property = rq.property;	3440	ev.property = property;
3587	}	3441	}
3588	#if TODO // TODO	3442	#if TODO // TODO
3589	else if (rq.target == xa[XA_MULTIPLE])	3443	else if (rq.target == xa[XA_MULTIPLE])
3590	{	3444	{
3591	/* TODO: Handle MULTIPLE */	3445	/* TODO: Handle MULTIPLE */
3592	}	3446	}
3593	#endif	3447	#endif
3594	else if (rq.target == xa[XA_TIMESTAMP] && selection.text)	3448	else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3595	{	3449	{
3596	XChangeProperty (dpy, rq.requestor, rq.property, rq.target,	3450	XChangeProperty (dpy, rq.requestor, property, rq.target,
3597	32, PropModeReplace, (unsigned char *)&selection_time, 1);	3451	32, PropModeReplace, (unsigned char *)&selection_time, 1);
3598	ev.property = rq.property;	3452	ev.property = property;
		3453	}
		3454	else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
		3455	{
		3456	XChangeProperty (dpy, rq.requestor, property, rq.target,
		3457	32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
		3458	ev.property = property;
3599	}	3459	}
3600	else if (rq.target == XA_STRING	3460	else if (rq.target == XA_STRING
3601	|| rq.target == xa[XA_TEXT]	3461	|| rq.target == xa[XA_TEXT]
3602	|| rq.target == xa[XA_COMPOUND_TEXT]	3462	|| rq.target == xa[XA_COMPOUND_TEXT]
3603	|| rq.target == xa[XA_UTF8_STRING]	3463	|| rq.target == xa[XA_UTF8_STRING]
…		…
3635	{	3495	{
3636	target = xa[XA_COMPOUND_TEXT];	3496	target = xa[XA_COMPOUND_TEXT];
3637	style = enc_compound_text;	3497	style = enc_compound_text;
3638	}	3498	}
3639		3499
3640	if (selection.text)	3500	if (rq.selection == XA_PRIMARY && selection.text)
3641	{	3501	{
3642	cl = selection.text;	3502	cl = selection.text;
3643	selectlen = selection.len;	3503	selectlen = selection.len;
		3504	}
		3505	else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
		3506	{
		3507	cl = selection.clip_text;
		3508	selectlen = selection.clip_len;
3644	}	3509	}
3645	else	3510	else
3646	{	3511	{
3647	cl = L"";	3512	cl = L"";
3648	selectlen = 0;	3513	selectlen = 0;
…		…
3669	ct.value = (unsigned char *)cl;	3534	ct.value = (unsigned char *)cl;
3670	ct.nitems = selectlen;	3535	ct.nitems = selectlen;
3671	ct.encoding = target;	3536	ct.encoding = target;
3672	}	3537	}
3673		3538
3674	XChangeProperty (dpy, rq.requestor, rq.property,	3539	XChangeProperty (dpy, rq.requestor, property,
3675	ct.encoding, 8, PropModeReplace,	3540	ct.encoding, 8, PropModeReplace,
3676	ct.value, (int)ct.nitems);	3541	ct.value, (int)ct.nitems);
3677	ev.property = rq.property;	3542	ev.property = property;
3678		3543
3679	if (freect)	3544	if (freect)
3680	XFree (ct.value);	3545	XFree (ct.value);
3681	}	3546	}
3682		3547
…		…
3716	h += 2; min_it (h, nrow);	3581	h += 2; min_it (h, nrow);
3717		3582
3718	x -= 1; clamp_it (x, 0, ncol - w);	3583	x -= 1; clamp_it (x, 0, ncol - w);
3719	y -= 1; clamp_it (y, 0, nrow - h);	3584	y -= 1; clamp_it (y, 0, nrow - h);
3720		3585
3721	ov_x = x; ov_y = y;	3586	ov.x = x; ov.y = y;
3722	ov_w = w; ov_h = h;	3587	ov.w = w; ov.h = h;
3723		3588
3724	ov_text = new text_t *[h];	3589	ov.text = new text_t *[h];
3725	ov_rend = new rend_t *[h];	3590	ov.rend = new rend_t *[h];
3726		3591
3727	for (y = 0; y < h; y++)	3592	for (y = 0; y < h; y++)
3728	{	3593	{
3729	text_t *tp = ov_text[y] = new text_t[w];	3594	text_t *tp = ov.text[y] = new text_t[w];
3730	rend_t *rp = ov_rend[y] = new rend_t[w];	3595	rend_t *rp = ov.rend[y] = new rend_t[w];
3731		3596
3732	text_t t0, t1, t2;	3597	text_t t0, t1, t2;
3733	rend_t r = OVERLAY_RSTYLE;	3598	rend_t r = OVERLAY_RSTYLE;
3734		3599
3735	if (y == 0)	3600	if (y == 0)
…		…
3754	}	3619	}
3755		3620
3756	void	3621	void
3757	rxvt_term::scr_overlay_off () NOTHROW	3622	rxvt_term::scr_overlay_off () NOTHROW
3758	{	3623	{
3759	if (!ov_text)	3624	if (!ov.text)
3760	return;	3625	return;
3761		3626
3762	want_refresh = 1;	3627	want_refresh = 1;
3763		3628
3764	for (int y = 0; y < ov_h; y++)	3629	for (int y = 0; y < ov.h; y++)
3765	{	3630	{
3766	delete [] ov_text[y];	3631	delete [] ov.text[y];
3767	delete [] ov_rend[y];	3632	delete [] ov.rend[y];
3768	}	3633	}
3769		3634
3770	delete [] ov_text; ov_text = 0;	3635	delete [] ov.text; ov.text = 0;
3771	delete [] ov_rend; ov_rend = 0;	3636	delete [] ov.rend; ov.rend = 0;
3772	}	3637	}
3773		3638
3774	void	3639	void
3775	rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW	3640	rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3776	{	3641	{
3777	if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)	3642	if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3778	return;	3643	return;
3779		3644
3780	x++, y++;	3645	x++, y++;
3781		3646
3782	ov_text[y][x] = text;	3647	ov.text[y][x] = text;
3783	ov_rend[y][x] = rend;	3648	ov.rend[y][x] = rend;
3784	}	3649	}
3785		3650
3786	void	3651	void
3787	rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW	3652	rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3788	{	3653	{
…		…
3807	}	3672	}
3808		3673
3809	void	3674	void
3810	rxvt_term::scr_swap_overlay () NOTHROW	3675	rxvt_term::scr_swap_overlay () NOTHROW
3811	{	3676	{
3812	if (!ov_text)	3677	if (!ov.text)
3813	return;	3678	return;
3814		3679
		3680	// hide cursor if it is within the overlay area
		3681	if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
		3682	&& IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
		3683	screen.flags &= ~Screen_VisibleCursor;
		3684
3815	// swap screen mem with overlay	3685	// swap screen mem with overlay
3816	for (int y = ov_h; y--; )	3686	for (int y = ov.h; y--; )
3817	{	3687	{
3818	text_t *t1 = ov_text[y];	3688	text_t *t1 = ov.text[y];
3819	rend_t *r1 = ov_rend[y];	3689	rend_t *r1 = ov.rend[y];
3820		3690
3821	text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;	3691	text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3822	rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;	3692	rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3823		3693
3824	for (int x = ov_w; x--; )	3694	for (int x = ov.w; x--; )
3825	{	3695	{
3826	text_t t = *t1; *t1++ = *t2; *t2++ = t;	3696	text_t t = *t1; *t1++ = *t2; *t2++ = t;
3827	rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));	3697	rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3828	}	3698	}
3829	}	3699	}

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