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

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.300 by ayin, Sun Jan 27 22:48:33 2008 UTC vs.
Revision 1.382 by sf-exg, Tue Apr 26 16:19:45 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	* ------------------------------------------------------------------------- */
…		…
83	ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)	82	ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84	#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \	83	#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
85	ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)	84	ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86		85
87	/*	86	/*
88	* CLEAR_ROWS : clear <num> rows starting from row <row>
89	* CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>	87	* CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
90	* ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
91	*/	88	*/
92	#define CLEAR_ROWS(row, num) \
93	if (mapped) \
94	XClearArea (dpy, vt, 0, \
95	Row2Pixel (row), (unsigned int)width, \
96	(unsigned int)Height2Pixel (num), False)
97
98	#define CLEAR_CHARS(x, y, num) \	89	#define CLEAR_CHARS(x, y, num) \
99	if (mapped) \	90	if (mapped) \
100	XClearArea (dpy, vt, x, y, \	91	XClearArea (dpy, vt, x, y, \
101	(unsigned int)Width2Pixel (num), \	92	(unsigned int)Width2Pixel (num), \
102	(unsigned int)Height2Pixel (1), False)	93	(unsigned int)Height2Pixel (1), False)
103		94
104	#define ERASE_ROWS(row, num) \
105	XFillRectangle (dpy, vt, gc, \
106	0, Row2Pixel (row), \
107	(unsigned int)width, \
108	(unsigned int)Height2Pixel (num))
109
110	/* ------------------------------------------------------------------------- *	95	/* ------------------------------------------------------------------------- *
111	* SCREEN `COMMON' ROUTINES *	96	* SCREEN `COMMON' ROUTINES *
112	* ------------------------------------------------------------------------- */	97	* ------------------------------------------------------------------------- */
113		98
114	/* Fill part/all of a line with blanks. */	99	/* Fill part/all of a line with blanks. */
…		…
146		131
147	l.l = 0;	132	l.l = 0;
148	l.f = 0;	133	l.f = 0;
149	}	134	}
150		135
		136	// nuke a single wide character at the given column
		137	void
		138	rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
		139	{
		140	// find begin
		141	while (col > 0 && l.t[col] == NOCHAR)
		142	col--;
		143
		144	rend_t rend = l.r[col] & ~RS_baseattrMask;
		145	rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
		146
		147	l.touch ();
		148
		149	// found start, nuke
		150	do {
		151	l.t[col] = ' ';
		152	l.r[col] = rend;
		153	col++;
		154	} while (col < ncol && l.t[col] == NOCHAR);
		155	}
		156
151	/* ------------------------------------------------------------------------- *	157	/* ------------------------------------------------------------------------- *
152	* SCREEN INITIALISATION *	158	* SCREEN INITIALISATION *
153	* ------------------------------------------------------------------------- */	159	* ------------------------------------------------------------------------- */
154		160
155	void	161	void
…		…
157	{	163	{
158	#if ENABLE_OVERLAY	164	#if ENABLE_OVERLAY
159	scr_overlay_off ();	165	scr_overlay_off ();
160	#endif	166	#endif
161		167
162	rvideo_mode = false;
163	view_start = 0;	168	view_start = 0;
164	num_scr = 0;	169	num_scr = 0;
165		170
166	if (ncol == 0)	171	if (ncol == 0)
167	ncol = 80;	172	ncol = 80;
…		…
169	if (nrow == 0)	174	if (nrow == 0)
170	nrow = 24;	175	nrow = 24;
171		176
172	if (ncol == prev_ncol && nrow == prev_nrow)	177	if (ncol == prev_ncol && nrow == prev_nrow)
173	return;	178	return;
174
175	if (current_screen != PRIMARY)
176	scr_swap_screen ();
177		179
178	// we need at least two lines for wrapping to work correctly	180	// we need at least two lines for wrapping to work correctly
179	while (nrow + saveLines < 2)	181	while (nrow + saveLines < 2)
180	{	182	{
181	//TODO//FIXME	183	//TODO//FIXME
…		…
234	selection.text = NULL;	236	selection.text = NULL;
235	selection.len = 0;	237	selection.len = 0;
236	selection.op = SELECTION_CLEAR;	238	selection.op = SELECTION_CLEAR;
237	selection.screen = PRIMARY;	239	selection.screen = PRIMARY;
238	selection.clicks = 0;	240	selection.clicks = 0;
		241	selection.clip_text = NULL;
		242	selection.clip_len = 0;
239	}	243	}
240	else	244	else
241	{	245	{
242	/*	246	/*
243	* add or delete rows as appropriate	247	* add or delete rows as appropriate
…		…
281		285
282	if (top_row)	286	if (top_row)
283	{	287	{
284	// 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
285	// 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
286		291
287	row_col_t ocur = screen.cur;	292	row_col_t ocur = screen.cur;
288	ocur.row = MOD (term_start + ocur.row, prev_total_rows);	293	ocur.row = MOD (term_start + ocur.row, prev_total_rows);
289		294
290	do	295	do
291	{	296	{
292	p = MOD (p - 1, prev_total_rows);	297	p = MOD (p - 1, prev_total_rows);
293	#ifdef DEBUG_STRICT
294	assert (old_buf [MOD (p, prev_total_rows)].t);	298	assert (old_buf [MOD (p, prev_total_rows)].t);
295	#endif
296	int plines = 1;	299	int plines = 1;
297	int llen = old_buf [MOD (p, prev_total_rows)].l;	300	int llen = old_buf [MOD (p, prev_total_rows)].l;
298		301
299	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 ())
300	{	303	{
…		…
394	delete old_ta;	397	delete old_ta;
395	delete old_ra;	398	delete old_ra;
396		399
397	clamp_it (screen.cur.row, 0, nrow - 1);	400	clamp_it (screen.cur.row, 0, nrow - 1);
398	clamp_it (screen.cur.col, 0, ncol - 1);	401	clamp_it (screen.cur.col, 0, ncol - 1);
		402	}
399		403
400	free (tabs);	404	free (tabs);
401	}	405	tabs = (char *)rxvt_malloc (ncol);
		406
		407	for (int col = ncol; col--; )
		408	tabs [col] = col % TABSIZE == 0;
402		409
403	CLEAR_ALL_SELECTION ();	410	CLEAR_ALL_SELECTION ();
404		411
405	prev_nrow = nrow;	412	prev_nrow = nrow;
406	prev_ncol = ncol;	413	prev_ncol = ncol;
407
408	tabs = (char *)rxvt_malloc (ncol);
409
410	for (int col = ncol; --col; )
411	tabs [col] = col % TABSIZE == 0;
412
413	if (current_screen != PRIMARY)
414	scr_swap_screen ();
415		414
416	tt_winch ();	415	tt_winch ();
417		416
418	HOOK_INVOKE ((this, HOOK_RESET, DT_END));	417	HOOK_INVOKE ((this, HOOK_RESET, DT_END));
419	}	418	}
…		…
431	delete ralloc; ralloc = 0;	430	delete ralloc; ralloc = 0;
432		431
433	free (row_buf);	432	free (row_buf);
434	free (swap_buf);	433	free (swap_buf);
435	free (drawn_buf);	434	free (drawn_buf);
		435	row_buf = 0; // signal that we freed all the arrays above
		436
436	free (tabs);	437	free (tabs);
437		438	tabs = 0;
438	row_buf = 0; // signal that we freed all the arrays
439	}	439	}
440	}	440	}
441		441
442	/* ------------------------------------------------------------------------- */	442	/* ------------------------------------------------------------------------- */
443	/*	443	/*
444	* Hard reset	444	* Hard/Soft reset
445	*/	445	*/
446	void	446	void
447	rxvt_term::scr_poweron ()	447	rxvt_term::scr_poweron ()
448	{	448	{
449	scr_release ();	449	scr_release ();
450	prev_nrow = prev_ncol = 0;	450	prev_nrow = prev_ncol = 0;
		451	rvideo_mode = false;
		452	scr_soft_reset ();
451	scr_reset ();	453	scr_reset ();
452		454
453	scr_clear (true);	455	scr_clear (true);
454	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);
455	}	473	}
456		474
457	/* ------------------------------------------------------------------------- *	475	/* ------------------------------------------------------------------------- *
458	* PROCESS SCREEN COMMANDS *	476	* PROCESS SCREEN COMMANDS *
459	* ------------------------------------------------------------------------- */	477	* ------------------------------------------------------------------------- */
…		…
497	}	515	}
498		516
499	/* boundary check in case screen size changed between SAVE and RESTORE */	517	/* boundary check in case screen size changed between SAVE and RESTORE */
500	min_it (s->cur.row, nrow - 1);	518	min_it (s->cur.row, nrow - 1);
501	min_it (s->cur.col, ncol - 1);	519	min_it (s->cur.col, ncol - 1);
502	#ifdef DEBUG_STRICT
503	assert (s->cur.row >= 0);	520	assert (s->cur.row >= 0);
504	assert (s->cur.col >= 0);	521	assert (s->cur.col >= 0);
505	#endif
506	}	522	}
507		523
508	void	524	void
509	rxvt_term::scr_swap_screen ()	525	rxvt_term::scr_swap_screen ()
510	{	526	{
…		…
535	want_refresh = 1;	551	want_refresh = 1;
536	view_start = 0;	552	view_start = 0;
537		553
538	selection_check (2); /* check for boundary cross */	554	selection_check (2); /* check for boundary cross */
539		555
540	int i = current_screen; current_screen = scrn; scrn = i;	556	current_screen = scrn;
541		557
542	#if NSCREENS	558	#if NSCREENS
543	if (option (Opt_secondaryScreen))	559	if (option (Opt_secondaryScreen))
544	{	560	{
545	num_scr = 0;	561	num_scr = 0;
…		…
770	scr_scroll_text (screen.tscroll, screen.bscroll, minlines);	786	scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
771	screen.cur.row -= minlines;	787	screen.cur.row -= minlines;
772	}	788	}
773	}	789	}
774		790
775	#ifdef DEBUG_STRICT
776	assert (screen.cur.col < ncol);	791	assert (screen.cur.col < ncol);
777	assert (screen.cur.row < nrow	792	assert (screen.cur.row < nrow
778	&& screen.cur.row >= top_row);	793	&& screen.cur.row >= top_row);
779	#endif
780	int row = screen.cur.row;	794	int row = screen.cur.row;
781		795
782	checksel = selection.op && current_screen == selection.screen ? 1 : 0;	796	checksel = selection.op && current_screen == selection.screen ? 1 : 0;
783		797
784	line_t *line = &ROW(row);	798	line_t *line = &ROW(row);
785		799
786	while (str < strend)	800	while (str < strend)
787	{	801	{
788	c = (unicode_t)*str++; // convert to rxvt-unicodes representation	802	c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789		803
790	if (c < 0x20)	804	if (expect_false (c < 0x20))
791	if (c == C0_LF)	805	if (c == C0_LF)
792	{	806	{
793	max_it (line->l, screen.cur.col);	807	max_it (line->l, screen.cur.col);
794		808
795	screen.flags &= ~Screen_WrapNext;	809	screen.flags &= ~Screen_WrapNext;
…		…
814	{	828	{
815	scr_tab (1, true);	829	scr_tab (1, true);
816	continue;	830	continue;
817	}	831	}
818		832
		833	if (expect_false (
819	if (checksel /* see if we're writing within selection */	834	checksel /* see if we're writing within selection */
820	&& !ROWCOL_IS_BEFORE (screen.cur, selection.beg)	835	&& !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
821	&& ROWCOL_IS_BEFORE (screen.cur, selection.end))	836	&& ROWCOL_IS_BEFORE (screen.cur, selection.end)
		837	))
822	{	838	{
823	checksel = 0;	839	checksel = 0;
824	/*	840	/*
825	* If we wrote anywhere in the selected area, kill the selection	841	* If we wrote anywhere in the selected area, kill the selection
826	* XXX: should we kill the mark too? Possibly, but maybe that	842	* XXX: should we kill the mark too? Possibly, but maybe that
827	* should be a similar check.	843	* should be a similar check.
828	*/	844	*/
829	CLEAR_SELECTION ();	845	CLEAR_SELECTION ();
830	}	846	}
831		847
832	if (screen.flags & Screen_WrapNext)	848	if (expect_false (screen.flags & Screen_WrapNext))
833	{	849	{
834	scr_do_wrap ();	850	scr_do_wrap ();
835		851
836	line->l = ncol;	852	line->l = ncol;
837	line->is_longer (1);	853	line->is_longer (1);
…		…
839	row = screen.cur.row;	855	row = screen.cur.row;
840	line = &ROW(row); /* _must_ refresh */	856	line = &ROW(row); /* _must_ refresh */
841	}	857	}
842		858
843	// some utf-8 decoders "decode" surrogate characters: let's fix this.	859	// some utf-8 decoders "decode" surrogate characters: let's fix this.
844	if (IN_RANGE_INC (c, 0xd800, 0xdfff))	860	if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
845	c = 0xfffd;	861	c = 0xfffd;
846		862
847	// rely on wcwidth to tell us the character width, do wcwidth before	863	// rely on wcwidth to tell us the character width, do wcwidth before
848	// further replacements, as wcwidth might return -1 for the line	864	// further replacements, as wcwidth might return -1 for the line
849	// drawing characters below as they might be invalid in the current	865	// drawing characters below as they might be invalid in the current
850	// locale.	866	// locale.
851	int width = WCWIDTH (c);	867	int width = WCWIDTH (c);
852		868
853	if (charsets [screen.charset] == '0') // DEC SPECIAL	869	if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
854	{	870	{
855	// vt100 special graphics and line drawing	871	// vt100 special graphics and line drawing
856	// 5f-7e standard vt100	872	// 5f-7e standard vt100
857	// 40-5e rxvt extension for extra curses acs chars	873	// 40-5e rxvt extension for extra curses acs chars
858	static uint16_t vt100_0[62] = { // 41 .. 7e	874	static uint16_t vt100_0[62] = { // 41 .. 7e
…		…
871	c = vt100_0[c - 0x41];	887	c = vt100_0[c - 0x41];
872	width = 1; // vt100 line drawing characters are always single-width	888	width = 1; // vt100 line drawing characters are always single-width
873	}	889	}
874	}	890	}
875		891
876	if (screen.flags & Screen_Insert)	892	if (expect_false (screen.flags & Screen_Insert))
877	scr_insdel_chars (width, INSERT);	893	scr_insdel_chars (width, INSERT);
878		894
879	if (width != 0)	895	if (width != 0)
880	{	896	{
881	#if !UNICODE_3	897	#if !UNICODE_3
…		…
886	# else	902	# else
887	c = 0xfffd;	903	c = 0xfffd;
888	# endif	904	# endif
889	#endif	905	#endif
890		906
		907	rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
		908
		909	// if the character doesn't fit into the remaining columns...
		910	if (expect_false (screen.cur.col > ncol - width && ncol >= width))
		911	{
		912	if (screen.flags & Screen_Autowrap)
		913	{
		914	// ... artificially enlargen the previous one
		915	c = NOCHAR;
		916	// and try the same character next loop iteration
		917	--str;
		918	}
		919	else
		920	screen.cur.col = ncol - width;
		921	}
		922
891	// nuke the character at this position, if required	923	// nuke the character at this position, if required
		924	// due to wonderful coincidences everywhere else in this loop
		925	// we never have to check for overwriting a wide char itself,
		926	// only its tail.
892	if (line->t[screen.cur.col] == NOCHAR	927	if (expect_false (line->t[screen.cur.col] == NOCHAR))
893	|| (screen.cur.col < ncol - 1	928	scr_kill_char (*line, screen.cur.col);
894	&& line->t[screen.cur.col + 1] == NOCHAR))
895	{
896	int col = screen.cur.col;
897
898	// find begin
899	while (col > 0 && line->t[col] == NOCHAR)
900	col--;
901
902	rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
903
904	// found begin, nuke
905	do {
906	line->t[col] = ' ';
907	line->r[col] = rend;
908	col++;
909	} while (col < ncol && line->t[col] == NOCHAR);
910	}
911
912	rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
913
914	// if the character doesn't fit into the remaining columns...
915	if (screen.cur.col > ncol - width && ncol >= width)
916	{
917	// ...output spaces
918	c = ' ';
919	// and try the same character next loop iteration
920	--str;
921	}
922		929
923	line->touch ();	930	line->touch ();
924		931
925	do	932	do
926	{	933	{
927	line->t[screen.cur.col] = c;	934	line->t[screen.cur.col] = c;
928	line->r[screen.cur.col] = rend;	935	line->r[screen.cur.col] = rend;
929		936
930	if (screen.cur.col < ncol - 1)	937	if (expect_true (screen.cur.col < ncol - 1))
931	screen.cur.col++;	938	screen.cur.col++;
932	else	939	else
933	{	940	{
934	line->l = ncol;	941	line->l = ncol;
935	if (screen.flags & Screen_Autowrap)	942	if (screen.flags & Screen_Autowrap)
936	screen.flags |= Screen_WrapNext;	943	screen.flags |= Screen_WrapNext;
937	break;	944
		945	goto end_of_line;
938	}	946	}
939		947
940	c = NOCHAR;	948	c = NOCHAR;
941	}	949	}
942	while (--width > 0);	950	while (expect_false (--width > 0));
943		951
944	// pad with spaces when overwriting wide character with smaller one	952	// pad with spaces when overwriting wide character with smaller one
945	if (!width)	953	for (int c = screen.cur.col; expect_false (c < ncol && line->t[c] == NOCHAR); c++)
946	{	954	{
947	line->touch ();	955	line->t[c] = ' ';
		956	line->r[c] = rend;
		957	}
948		958
949	for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)	959	end_of_line:
		960	;
		961	}
		962	#if ENABLE_COMBINING
		963	else // width == 0
		964	{
		965	if (c != 0xfeff) // ignore BOM
		966	{
		967	// handle combining characters
		968	// we just tag the accent on the previous on-screen character.
		969	// this is arguably not correct, but also arguably not wrong.
		970	// we don't handle double-width characters nicely yet.
		971	line_t *linep;
		972	text_t *tp;
		973	rend_t *rp;
		974
		975	if (screen.cur.col > 0)
950	{	976	{
951	line->t[c] = ' ';
952	line->r[c] = rend;	977	linep = line;
		978	tp = line->t + screen.cur.col - 1;
		979	rp = line->r + screen.cur.col - 1;
953	}	980	}
		981	else if (screen.cur.row > 0
		982	&& ROW(screen.cur.row - 1).is_longer ())
		983	{
		984	linep = &ROW(screen.cur.row - 1);
		985	tp = line->t + ncol - 1;
		986	rp = line->r + ncol - 1;
		987	}
		988	else
		989	continue;
		990
		991	linep->touch ();
		992
		993	while (*tp == NOCHAR && tp > linep->t)
		994	tp--, rp--;
		995
		996	// first try to find a precomposed character
		997	unicode_t n = rxvt_compose (*tp, c);
		998	if (n == NOCHAR)
		999	n = rxvt_composite.compose (*tp, c);
		1000
		1001	*tp = n;
		1002	*rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
954	}	1003	}
955	}	1004	}
956	else // width == 0
957	{
958	#if ENABLE_COMBINING
959	// handle combining characters
960	// we just tag the accent on the previous on-screen character.
961	// this is arguably not correct, but also arguably not wrong.
962	// we don't handle double-width characters nicely yet.
963	line_t *linep;
964	text_t *tp;
965	rend_t *rp;
966
967	if (screen.cur.col > 0)
968	{
969	linep = line;
970	tp = line->t + screen.cur.col - 1;
971	rp = line->r + screen.cur.col - 1;
972	}
973	else if (screen.cur.row > 0
974	&& ROW(screen.cur.row - 1).is_longer ())
975	{
976	linep = &ROW(screen.cur.row - 1);
977	tp = line->t + ncol - 1;
978	rp = line->r + ncol - 1;
979	}
980	else
981	continue;
982
983	linep->touch ();
984
985	while (*tp == NOCHAR && tp > linep->t)
986	tp--, rp--;
987
988	// first try to find a precomposed character
989	unicode_t n = rxvt_compose (*tp, c);
990	if (n == NOCHAR)
991	n = rxvt_composite.compose (*tp, c);
992
993	*tp = n;
994	*rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
995	#endif	1005	#endif
996	}
997	}	1006	}
998		1007
999	max_it (line->l, screen.cur.col);	1008	max_it (line->l, screen.cur.col);
1000		1009
1001	#ifdef DEBUG_STRICT
1002	assert (screen.cur.row >= 0);	1010	assert (screen.cur.row >= 0);
1003	#endif
1004	}	1011	}
1005		1012
1006	/* ------------------------------------------------------------------------- */	1013	/* ------------------------------------------------------------------------- */
1007	/*	1014	/*
1008	* Process Backspace. Move back the cursor back a position, wrap if have to	1015	* Process Backspace. Move back the cursor back a position, wrap if have to
…		…
1021		1028
1022	want_refresh = 1;	1029	want_refresh = 1;
1023	#endif	1030	#endif
1024	}	1031	}
1025	}	1032	}
		1033	else if (screen.flags & Screen_WrapNext)
		1034	screen.flags &= ~Screen_WrapNext;
1026	else	1035	else
1027	scr_gotorc (0, -1, RELATIVE);	1036	scr_gotorc (0, -1, RELATIVE);
1028	}	1037	}
1029		1038
1030	/* ------------------------------------------------------------------------- */	1039	/* ------------------------------------------------------------------------- */
…		…
1225	/*	1234	/*
1226	* Erase part or whole of a line	1235	* Erase part or whole of a line
1227	* XTERM_SEQ: Clear line to right: ESC [ 0 K	1236	* XTERM_SEQ: Clear line to right: ESC [ 0 K
1228	* XTERM_SEQ: Clear line to left : ESC [ 1 K	1237	* XTERM_SEQ: Clear line to left : ESC [ 1 K
1229	* XTERM_SEQ: Clear whole line : ESC [ 2 K	1238	* XTERM_SEQ: Clear whole line : ESC [ 2 K
		1239	* extension: clear to right unless wrapped: ESC [ 3 K
1230	*/	1240	*/
1231	void	1241	void
1232	rxvt_term::scr_erase_line (int mode) NOTHROW	1242	rxvt_term::scr_erase_line (int mode) NOTHROW
1233	{	1243	{
1234	unsigned int col, num;	1244	unsigned int col, num;
…		…
1243	line.touch ();	1253	line.touch ();
1244	line.is_longer (0);	1254	line.is_longer (0);
1245		1255
1246	switch (mode)	1256	switch (mode)
1247	{	1257	{
		1258	case 3:
		1259	if (screen.flags & Screen_WrapNext)
		1260	return;
		1261
		1262	/* fall through */
		1263
1248	case 0: /* erase to end of line */	1264	case 0: /* erase to end of line */
1249	col = screen.cur.col;	1265	col = screen.cur.col;
1250	num = ncol - col;	1266	num = ncol - col;
1251	min_it (line.l, col);	1267	min_it (line.l, col);
		1268
1252	if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)	1269	if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1253	|| ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))	1270	|| ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1254	CLEAR_SELECTION ();	1271	CLEAR_SELECTION ();
1255	break;	1272	break;
		1273
1256	case 1: /* erase to beginning of line */	1274	case 1: /* erase to beginning of line */
1257	col = 0;	1275	col = 0;
1258	num = screen.cur.col + 1;	1276	num = screen.cur.col + 1;
		1277
1259	if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)	1278	if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1260	|| ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))	1279	|| ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1261	CLEAR_SELECTION ();	1280	CLEAR_SELECTION ();
1262	break;	1281	break;
		1282
1263	case 2: /* erase whole line */	1283	case 2: /* erase whole line */
1264	col = 0;	1284	col = 0;
1265	num = ncol;	1285	num = ncol;
1266	line.l = 0;	1286	line.l = 0;
1267	if (selection.beg.row <= screen.cur.row	1287	if (selection.beg.row <= screen.cur.row
…		…
1325	if (row >= nrow) /* Out Of Bounds */	1345	if (row >= nrow) /* Out Of Bounds */
1326	return;	1346	return;
1327		1347
1328	min_it (num, nrow - row);	1348	min_it (num, nrow - row);
1329		1349
1330	if (rstyle & (RS_RVid | RS_Uline))	1350	if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1331	ren = (rend_t) ~RS_None;	1351	ren = (rend_t) ~RS_None;
1332	else if (GET_BASEBG (rstyle) == Color_bg)	1352	else if (GET_BASEBG (rstyle) == Color_bg)
1333	{	1353	{
1334	ren = DEFAULT_RSTYLE;	1354	ren = DEFAULT_RSTYLE;
1335	CLEAR_ROWS (row, num);	1355
		1356	if (mapped)
		1357	XClearArea (dpy, vt, 0,
		1358	Row2Pixel (row - view_start), (unsigned int)width,
		1359	(unsigned int)Height2Pixel (num), False);
1336	}	1360	}
1337	else	1361	else
1338	{	1362	{
1339	ren = rstyle & (RS_fgMask | RS_bgMask);	1363	ren = rstyle & (RS_fgMask | RS_bgMask);
		1364
		1365	if (mapped)
		1366	{
1340	gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];	1367	gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1341	XChangeGC (dpy, gc, GCForeground, &gcvalue);	1368	XChangeGC (dpy, gc, GCForeground, &gcvalue);
1342	ERASE_ROWS (row, num);	1369	XFillRectangle (dpy, vt, gc,
		1370	0, Row2Pixel (row - view_start),
		1371	(unsigned int)width,
		1372	(unsigned int)Height2Pixel (num));
1343	gcvalue.foreground = pix_colors[Color_fg];	1373	gcvalue.foreground = pix_colors[Color_fg];
1344	XChangeGC (dpy, gc, GCForeground, &gcvalue);	1374	XChangeGC (dpy, gc, GCForeground, &gcvalue);
		1375	}
1345	}	1376	}
1346		1377
1347	for (; num--; row++)	1378	for (; num--; row++)
1348	{	1379	{
1349	scr_blank_screen_mem (ROW(row), rstyle);	1380	scr_blank_screen_mem (ROW(row), rstyle);
		1381
		1382	if (row - view_start < nrow)
1350	scr_blank_line (drawn_buf [row], 0, ncol, ren);	1383	scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1351	}	1384	}
1352	}	1385	}
1353		1386
1354	#if !ENABLE_MINIMAL	1387	#if !ENABLE_MINIMAL
1355	void	1388	void
…		…
1429	* Insert/Delete <count> characters from the current position	1462	* Insert/Delete <count> characters from the current position
1430	*/	1463	*/
1431	void	1464	void
1432	rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW	1465	rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1433	{	1466	{
1434	int col, row;
1435	rend_t tr;
1436
1437	want_refresh = 1;	1467	want_refresh = 1;
1438	ZERO_SCROLLBACK ();	1468	ZERO_SCROLLBACK ();
1439		1469
1440	if (count <= 0)	1470	if (count <= 0)
1441	return;	1471	return;
…		…
1443	scr_do_wrap ();	1473	scr_do_wrap ();
1444		1474
1445	selection_check (1);	1475	selection_check (1);
1446	min_it (count, ncol - screen.cur.col);	1476	min_it (count, ncol - screen.cur.col);
1447		1477
1448	row = screen.cur.row;	1478	int row = screen.cur.row;
1449		1479
1450	line_t *line = &ROW(row);	1480	line_t *line = &ROW(row);
1451		1481
1452	line->touch ();	1482	line->touch ();
1453	line->is_longer (0);	1483	line->is_longer (0);
1454		1484
		1485	// nuke wide spanning the start
		1486	if (line->t[screen.cur.col] == NOCHAR)
		1487	scr_kill_char (*line, screen.cur.col);
		1488
1455	switch (insdel)	1489	switch (insdel)
1456	{	1490	{
1457	case INSERT:	1491	case INSERT:
1458	for (col = ncol - 1; (col - count) >= screen.cur.col; col--)	1492	line->l = min (line->l + count, ncol);
		1493
		1494	if (line->t[screen.cur.col] == NOCHAR)
		1495	scr_kill_char (*line, screen.cur.col);
		1496
		1497	for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1459	{	1498	{
1460	line->t[col] = line->t[col - count];	1499	line->t[col] = line->t[col - count];
1461	line->r[col] = line->r[col - count];	1500	line->r[col] = line->r[col - count];
1462	}	1501	}
1463
1464	line->l = min (line->l + count, ncol);
1465		1502
1466	if (selection.op && current_screen == selection.screen	1503	if (selection.op && current_screen == selection.screen
1467	&& ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))	1504	&& ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1468	{	1505	{
1469	if (selection.end.row != screen.cur.row	1506	if (selection.end.row != screen.cur.row
…		…
1484	case ERASE:	1521	case ERASE:
1485	screen.cur.col += count; /* don't worry if > ncol */	1522	screen.cur.col += count; /* don't worry if > ncol */
1486	selection_check (1);	1523	selection_check (1);
1487	screen.cur.col -= count;	1524	screen.cur.col -= count;
1488		1525
1489	line->l = max (line->l - count, 0);	1526	// nuke wide char after the end
		1527	if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
		1528	scr_kill_char (*line, screen.cur.col + count);
		1529
1490	scr_blank_line (*line, screen.cur.col, count, rstyle);	1530	scr_blank_line (*line, screen.cur.col, count, rstyle);
1491	break;	1531	break;
1492		1532
1493	case DELETE:	1533	case DELETE:
1494	tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);	1534	line->l = max (line->l - count, 0);
1495		1535
		1536	// nuke wide char spanning the end
		1537	if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
		1538	scr_kill_char (*line, screen.cur.col + count);
		1539
1496	for (col = screen.cur.col; (col + count) < ncol; col++)	1540	for (int col = screen.cur.col; (col + count) < ncol; col++)
1497	{	1541	{
1498	line->t[col] = line->t[col + count];	1542	line->t[col] = line->t[col + count];
1499	line->r[col] = line->r[col + count];	1543	line->r[col] = line->r[col + count];
1500	}	1544	}
1501		1545
1502	line->l = max (line->l - count, 0);
1503	scr_blank_line (*line, ncol - count, count, tr);	1546	scr_blank_line (*line, ncol - count, count, rstyle);
1504		1547
1505	if (selection.op && current_screen == selection.screen	1548	if (selection.op && current_screen == selection.screen
1506	&& ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))	1549	&& ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1507	{	1550	{
1508	if (selection.end.row != screen.cur.row	1551	if (selection.end.row != screen.cur.row
…		…
1644	{	1687	{
1645	rvideo_state = on;	1688	rvideo_state = on;
1646		1689
1647	::swap (pix_colors[Color_fg], pix_colors[Color_bg]);	1690	::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1648	#ifdef HAVE_BG_PIXMAP	1691	#ifdef HAVE_BG_PIXMAP
1649	if (bgPixmap.pixmap == None)	1692	if (bg_pixmap == None)
1650	#endif	1693	#endif
1651	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);	1694	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1652		1695
1653	XGCValues gcvalue;	1696	XGCValues gcvalue;
1654	gcvalue.foreground = pix_colors[Color_fg];	1697	gcvalue.foreground = pix_colors[Color_fg];
…		…
1798	for (i = PART_BEG; i < RC_COUNT; i++)	1841	for (i = PART_BEG; i < RC_COUNT; i++)
1799	{	1842	{
1800	min_it (rc[i].col, ncol - 1);	1843	min_it (rc[i].col, ncol - 1);
1801	min_it (rc[i].row, nrow - 1);	1844	min_it (rc[i].row, nrow - 1);
1802	}	1845	}
1803	// TODO: this line somehow causes segfault if scr_expose() is called just after resize	1846
1804	for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)	1847	for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1805	fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);	1848	fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1806		1849
1807	num_scr_allow = 0;	1850	num_scr_allow = 0;
1808		1851
…		…
1881		1924
1882	# ifndef NO_MAPALERT	1925	# ifndef NO_MAPALERT
1883	# ifdef MAPALERT_OPTION	1926	# ifdef MAPALERT_OPTION
1884	if (option (Opt_mapAlert))	1927	if (option (Opt_mapAlert))
1885	# endif	1928	# endif
1886	XMapWindow (dpy, parent[0]);	1929	XMapWindow (dpy, parent);
1887	# endif	1930	# endif
1888		1931
1889	# if ENABLE_FRILLS	1932	# if ENABLE_FRILLS
1890	if (option (Opt_urgentOnBell))	1933	if (option (Opt_urgentOnBell))
1891	{	1934	set_urgency (1);
1892	if (XWMHints *h = XGetWMHints(dpy, parent[0]))
1893	{
1894	h->flags |= XUrgencyHint;
1895	XSetWMHints (dpy, parent[0], h);
1896	}
1897	}
1898	# endif	1935	# endif
1899		1936
1900	if (option (Opt_visualBell))	1937	if (option (Opt_visualBell))
1901	{	1938	{
1902	rvideo_bell = true;	1939	rvideo_bell = true;
…		…
1905		1942
1906	bell_ev.start (VISUAL_BELL_DURATION);	1943	bell_ev.start (VISUAL_BELL_DURATION);
1907	}	1944	}
1908	else	1945	else
1909	XBell (dpy, 0);	1946	XBell (dpy, 0);
		1947	HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1910	#endif	1948	#endif
1911	}	1949	}
1912		1950
1913	/* ------------------------------------------------------------------------- */	1951	/* ------------------------------------------------------------------------- */
1914	/* ARGSUSED */	1952	/* ARGSUSED */
1915	void	1953	void
1916	rxvt_term::scr_printscreen (int fullhist) NOTHROW	1954	rxvt_term::scr_printscreen (int fullhist) NOTHROW
1917	{	1955	{
1918	#ifdef PRINTPIPE	1956	#ifdef PRINTPIPE
1919	int nrows, row_start;	1957	int nrows, row_start;
1920	FILE *fd;	1958	FILE *fd = popen_printer ();
1921		1959
1922	if ((fd = popen_printer ()) == NULL)	1960	if (!fd)
1923	return;	1961	return;
1924		1962
1925	if (fullhist)	1963	if (fullhist)
1926	{	1964	{
1927	nrows = nrow - top_row;	1965	nrows = nrow - top_row;
…		…
1933	row_start = view_start;	1971	row_start = view_start;
1934	}	1972	}
1935		1973
1936	wctomb (0, 0);	1974	wctomb (0, 0);
1937		1975
1938	for (int r1 = 0; r1 < nrows; r1++)	1976	for (int r1 = row_start; r1 < row_start + nrows; r1++)
1939	{	1977	{
1940	text_t *tp = ROW(r1).t;	1978	text_t *tp = ROW(r1).t;
1941	int len = ROW(r1).l;	1979	int len = ROW(r1).l;
1942		1980
1943	for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN	1981	for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
…		…
1972	* screen.text/screen.rend contain what the screen will change to.	2010	* screen.text/screen.rend contain what the screen will change to.
1973	*/	2011	*/
1974	void	2012	void
1975	rxvt_term::scr_refresh () NOTHROW	2013	rxvt_term::scr_refresh () NOTHROW
1976	{	2014	{
1977	unsigned char have_bg,
1978	showcursor; /* show the cursor */
1979	int16_t col, row, /* column/row we're processing */	2015	int16_t col, row, /* column/row we're processing */
1980	ocrow; /* old cursor row */	2016	ocrow; /* old cursor row */
1981	int i; /* tmp */	2017	int i; /* tmp */
1982	#ifndef NO_CURSORCOLOR	2018	#ifndef NO_CURSORCOLOR
1983	rend_t cc1; /* store colours at cursor position (s) */	2019	rend_t cc1; /* store colours at cursor position (s) */
…		…
1992	return;	2028	return;
1993		2029
1994	/*	2030	/*
1995	* A: set up vars	2031	* A: set up vars
1996	*/	2032	*/
1997	have_bg = 0;
1998	refresh_count = 0;	2033	refresh_count = 0;
1999		2034
		2035	unsigned int old_screen_flags = screen.flags;
		2036	char have_bg = 0;
2000	#ifdef HAVE_BG_PIXMAP	2037	#ifdef HAVE_BG_PIXMAP
2001	have_bg |= bgPixmap.pixmap != None;	2038	have_bg = bg_pixmap != None;
2002	#endif	2039	#endif
2003	ocrow = oldcursor.row; /* is there an old outline cursor on screen? */	2040	ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2004		2041
2005	/*	2042	/*
2006	* B: reverse any characters which are selected	2043	* B: reverse any characters which are selected
2007	*/	2044	*/
2008	scr_reverse_selection ();	2045	scr_reverse_selection ();
		2046
		2047	HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
		2048	#if ENABLE_OVERLAY
		2049	scr_swap_overlay ();
		2050	#endif
		2051
		2052	char showcursor = screen.flags & Screen_VisibleCursor;
2009		2053
2010	/*	2054	/*
2011	* C: set the cursor character (s)	2055	* C: set the cursor character (s)
2012	*/	2056	*/
2013	{	2057	{
2014	unsigned char setoldcursor;	2058	unsigned char setoldcursor;
2015		2059
2016	showcursor = (screen.flags & Screen_VisibleCursor);
2017	#ifdef CURSOR_BLINK	2060	#ifdef CURSOR_BLINK
2018	if (hidden_cursor)	2061	if (hidden_cursor)
2019	showcursor = 0;	2062	showcursor = 0;
2020	#endif	2063	#endif
2021		2064
…		…
2049	ccol2 = bgcolor_of (rstyle);	2092	ccol2 = bgcolor_of (rstyle);
2050	#else	2093	#else
2051	ccol2 = Color_bg;	2094	ccol2 = Color_bg;
2052	#endif	2095	#endif
2053		2096
2054	if (showcursor && focus)	2097	if (focus)
2055	{	2098	{
2056	if (option (Opt_cursorUnderline))	2099	if (option (Opt_cursorUnderline))
2057	*crp ^= RS_Uline;	2100	*crp ^= RS_Uline;
2058	else	2101	else
2059	{	2102	{
…		…
2094	oldcursor.col = screen.cur.col;	2137	oldcursor.col = screen.cur.col;
2095	}	2138	}
2096	}	2139	}
2097	}	2140	}
2098		2141
2099	HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2100	#if ENABLE_OVERLAY
2101	scr_swap_overlay ();
2102	#endif
2103
2104	#ifndef NO_SLOW_LINK_SUPPORT	2142	#ifndef NO_SLOW_LINK_SUPPORT
2105	/*	2143	/*
2106	* D: CopyArea pass - very useful for slower links	2144	* D: CopyArea pass - very useful for slower links
2107	* This has been deliberately kept simple.	2145	* This has been deliberately kept simple.
2108	*/	2146	*/
…		…
2197	continue;	2235	continue;
2198		2236
2199	// redraw one or more characters	2237	// redraw one or more characters
2200		2238
2201	// seek to the beginning of wide characters	2239	// seek to the beginning of wide characters
2202	while (stp[col] == NOCHAR && col > 0)	2240	while (expect_false (stp[col] == NOCHAR && col > 0))
2203	--col;	2241	--col;
2204		2242
2205	rend_t rend = srp[col]; /* screen rendition (target rendtion) */	2243	rend_t rend = srp[col]; /* screen rendition (target rendition) */
2206	text_t *text = stp + col;	2244	text_t *text = stp + col;
2207	int count = 1;	2245	int count = 1;
2208		2246
2209	dtp[col] = stp[col];	2247	dtp[col] = stp[col];
2210	drp[col] = rend;	2248	drp[col] = rend;
…		…
2214	for (i = 0; ++col < ncol; )	2252	for (i = 0; ++col < ncol; )
2215	{	2253	{
2216	if (stp[col] == NOCHAR)	2254	if (stp[col] == NOCHAR)
2217	{	2255	{
2218	dtp[col] = stp[col];	2256	dtp[col] = stp[col];
2219	drp[col] = rend;	2257	drp[col] = srp[col];
		2258
2220	count++;	2259	count++;
2221	i++;	2260	i++;
2222		2261
2223	continue;	2262	continue;
2224	}	2263	}
…		…
2244		2283
2245	col--; /* went one too far. move back */	2284	col--; /* went one too far. move back */
2246	count -= i; /* dump any matching trailing chars */	2285	count -= i; /* dump any matching trailing chars */
2247		2286
2248	// sometimes we optimize away the trailing NOCHAR's, add them back	2287	// sometimes we optimize away the trailing NOCHAR's, add them back
2249	while (i && text[count] == NOCHAR)	2288	while (expect_false (i && text[count] == NOCHAR))
2250	count++, i--;	2289	count++, i--;
2251		2290
2252	/*	2291	/*
2253	* Determine the attributes for the string	2292	* Determine the attributes for the string
2254	*/	2293	*/
2255	int fore = fgcolor_of (rend); // desired foreground	2294	int fore = fgcolor_of (rend); // desired foreground
2256	int back = bgcolor_of (rend); // desired background	2295	int back = bgcolor_of (rend); // desired background
2257		2296
2258	// only do special processing if any attributes are set, which is unlikely	2297	// only do special processing if any attributes are set, which is unlikely
2259	if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))	2298	if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2260	{	2299	{
2261	bool invert = rend & RS_RVid;	2300	bool invert = rend & RS_RVid;
2262		2301
2263	#ifndef NO_BOLD_UNDERLINE_REVERSE	2302	#ifndef NO_BOLD_UNDERLINE_REVERSE
2264	if (rend & RS_Bold && fore == Color_fg)	2303	if (rend & RS_Bold && fore == Color_fg)
…		…
2283		2322
2284	if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))	2323	if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2285	fore = Color_UL;	2324	fore = Color_UL;
2286	#endif	2325	#endif
2287		2326
		2327	#ifdef OPTION_HC
		2328	if (rend & RS_Sel)
		2329	{
		2330	/* invert the column if no highlightColor is set or it is the
		2331	* current cursor column */
		2332	if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
		2333	&& ISSET_PIXCOLOR (Color_HC))
		2334	{
		2335	if (ISSET_PIXCOLOR (Color_HTC))
		2336	fore = Color_HTC;
		2337	// if invert is 0 reverse video is set so we use bg color as fg color
		2338	else if (!invert)
		2339	fore = back;
		2340
		2341	back = Color_HC;
		2342	invert = 0;
		2343	}
		2344	}
		2345	#endif
		2346
2288	if (invert)	2347	if (invert)
2289	{	2348	{
2290	#ifdef OPTION_HC
2291	if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2292	|| !ISSET_PIXCOLOR (Color_HC))
2293	#endif
2294	/* invert the column if no highlightColor is set or it is the
2295	* current cursor column */
2296	::swap (fore, back);	2349	::swap (fore, back);
2297	#ifdef OPTION_HC
2298	else if (ISSET_PIXCOLOR (Color_HC))
2299	back = Color_HC;
2300	#endif
2301		2350
2302	#ifndef NO_BOLD_UNDERLINE_REVERSE	2351	#ifndef NO_BOLD_UNDERLINE_REVERSE
2303	# ifndef OPTION_HC
2304	if (ISSET_PIXCOLOR (Color_RV))
2305	back = Color_RV;
2306	# endif
2307	if (fore == back)	2352	if (fore == back)
2308	{	2353	{
2309	fore = Color_bg;	2354	fore = Color_bg;
2310	back = Color_fg;	2355	back = Color_fg;
2311	}	2356	}
…		…
2347	/*	2392	/*
2348	* Actually do the drawing of the string here	2393	* Actually do the drawing of the string here
2349	*/	2394	*/
2350	rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];	2395	rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2351		2396
2352	if (have_bg && back == Color_bg)	2397	if (expect_true (have_bg && back == Color_bg))
2353	{	2398	{
2354	// this is very ugly, maybe push it into ->draw?	2399	// this is very ugly, maybe push it into ->draw?
2355		2400
2356	for (i = 0; i < count; i++) /* don't draw empty strings */	2401	for (i = 0; i < count; i++) /* don't draw empty strings */
2357	if (text[i] != ' ')	2402	if (text[i] != ' ')
…		…
2364	did_clear: ;	2409	did_clear: ;
2365	}	2410	}
2366	else	2411	else
2367	font->draw (*drawable, xpixel, ypixel, text, count, fore, back);	2412	font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2368		2413
2369	if (rend & RS_Uline && font->descent > 1 && fore != back)	2414	if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2370	{	2415	{
2371	#if ENABLE_FRILLS	2416	#if ENABLE_FRILLS
2372	if (ISSET_PIXCOLOR (Color_underline))	2417	if (ISSET_PIXCOLOR (Color_underline))
2373	XSetForeground (dpy, gc, pix_colors[Color_underline]);	2418	XSetForeground (dpy, gc, pix_colors[Color_underline]);
2374	else	2419	else
…		…
2379	xpixel, ypixel + font->ascent + 1,	2424	xpixel, ypixel + font->ascent + 1,
2380	xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);	2425	xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2381	}	2426	}
2382	} /* for (col....) */	2427	} /* for (col....) */
2383	} /* for (row....) */	2428	} /* for (row....) */
2384
2385	#if ENABLE_OVERLAY
2386	scr_swap_overlay ();
2387	#endif
2388	HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2389		2429
2390	/*	2430	/*
2391	* G: cleanup cursor and display outline cursor if necessary	2431	* G: cleanup cursor and display outline cursor if necessary
2392	*/	2432	*/
2393	if (showcursor)	2433	if (showcursor)
…		…
2432	}	2472	}
2433		2473
2434	/*	2474	/*
2435	* H: cleanup selection	2475	* H: cleanup selection
2436	*/	2476	*/
		2477	#if ENABLE_OVERLAY
		2478	scr_swap_overlay ();
		2479	#endif
		2480	HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
		2481
2437	scr_reverse_selection ();	2482	scr_reverse_selection ();
2438		2483
		2484	screen.flags = old_screen_flags;
2439	num_scr = 0;	2485	num_scr = 0;
2440	num_scr_allow = 1;	2486	num_scr_allow = 1;
2441	}	2487	}
2442		2488
2443	void	2489	void
…		…
2464	scr_remap_chars (swap_buf [i]);	2510	scr_remap_chars (swap_buf [i]);
2465	}	2511	}
2466	}	2512	}
2467		2513
2468	void	2514	void
2469	rxvt_term::scr_recolour () NOTHROW	2515	rxvt_term::scr_recolour (bool refresh) NOTHROW
2470	{	2516	{
		2517	bool transparent = false;
		2518
2471	#ifdef HAVE_BG_PIXMAP	2519	#ifdef HAVE_BG_PIXMAP
2472	bgPixmap.apply ();	2520	if (bg_pixmap != None)
2473	#else	2521	{
		2522	# ifdef ENABLE_TRANSPARENCY
		2523	if (bg_flags & BG_IS_TRANSPARENT)
		2524	{
		2525	XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
		2526	XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2474		2527
		2528	transparent = true;
		2529	}
		2530	else
		2531	# endif
		2532	{
		2533	XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
		2534	XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
		2535	}
		2536	}
		2537	else
		2538	#endif
		2539	{
2475	XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);	2540	XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2476	XClearWindow (dpy, parent[0]);
2477	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);	2541	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
		2542	}
		2543
		2544	XClearWindow (dpy, parent);
2478		2545
2479	if (scrollBar.win)	2546	if (scrollBar.win)
2480	{	2547	{
		2548	if (transparent)
		2549	XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
		2550	else
2481	XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);	2551	XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2482	scrollBar.setIdle ();	2552	scrollBar.state = STATE_IDLE;
2483	scrollbar_show (0);	2553	scrollBar.show (0);
2484	}	2554	}
2485		2555
		2556	if (refresh)
		2557	{
2486	scr_clear ();	2558	scr_clear ();
2487	scr_touch (true);	2559	scr_touch (true);
		2560	}
2488	want_refresh = 1;	2561	want_refresh = 1;
2489
2490	#endif
2491	}	2562	}
2492		2563
2493	/* ------------------------------------------------------------------------- */	2564	/* ------------------------------------------------------------------------- */
2494	void	2565	void
2495	rxvt_term::scr_clear (bool really) NOTHROW	2566	rxvt_term::scr_clear (bool really) NOTHROW
…		…
2562	{	2633	{
2563	#if !ENABLE_MINIMAL	2634	#if !ENABLE_MINIMAL
2564	if (selection.rect)	2635	if (selection.rect)
2565	scr_xor_rect (selection.beg.row, selection.beg.col,	2636	scr_xor_rect (selection.beg.row, selection.beg.col,
2566	selection.end.row, selection.end.col,	2637	selection.end.row, selection.end.col,
2567	RS_RVid, RS_RVid | RS_Uline);	2638	RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2568	else	2639	else
2569	#endif	2640	#endif
2570	scr_xor_span (selection.beg.row, selection.beg.col,	2641	scr_xor_span (selection.beg.row, selection.beg.col,
2571	selection.end.row, selection.end.col,	2642	selection.end.row, selection.end.col,
2572	RS_RVid);	2643	RS_Sel | RS_RVid);
2573	}	2644	}
2574	}	2645	}
2575		2646
2576	/* ------------------------------------------------------------------------- */	2647	/* ------------------------------------------------------------------------- */
2577	/*	2648	/*
…		…
2582	void	2653	void
2583	rxvt_term::scr_dump (int fd) NOTHROW	2654	rxvt_term::scr_dump (int fd) NOTHROW
2584	{	2655	{
2585	int row, wrote;	2656	int row, wrote;
2586	unsigned int width, towrite;	2657	unsigned int width, towrite;
2587	char r1[] = "\n";	2658	const char r1[] = "\n";
2588		2659
2589	for (row = saveLines - nsaved;	2660	for (row = saveLines + top_row;
2590	row < saveLines + nrow - 1; row++)	2661	row < saveLines + nrow - 1; row++)
2591	{	2662	{
2592	width = row_buf[row].l >= 0 ? row_buf[row].l	2663	width = row_buf[row].l >= 0 ? row_buf[row].l
2593	: ncol;	2664	: ncol;
2594	for (towrite = width; towrite; towrite -= wrote)	2665	for (towrite = width; towrite; towrite -= wrote)
…		…
2638	/* ------------------------------------------------------------------------- */	2709	/* ------------------------------------------------------------------------- */
2639	/*	2710	/*
2640	* Paste a selection direct to the command fd	2711	* Paste a selection direct to the command fd
2641	*/	2712	*/
2642	void	2713	void
2643	rxvt_term::paste (char *data, unsigned int len) NOTHROW	2714	rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2644	{	2715	{
2645	/* convert normal newline chars into common keyboard Return key sequence */	2716	/* convert normal newline chars into common keyboard Return key sequence */
2646	for (unsigned int i = 0; i < len; i++)	2717	for (unsigned int i = 0; i < len; i++)
2647	if (data[i] == C0_LF)	2718	if (data[i] == C0_LF)
2648	data[i] = C0_CR;	2719	data[i] = C0_CR;
…		…
2654		2725
2655	if (priv_modes & PrivMode_BracketPaste)	2726	if (priv_modes & PrivMode_BracketPaste)
2656	tt_printf ("\e[201~");	2727	tt_printf ("\e[201~");
2657	}	2728	}
2658		2729
2659	/* ------------------------------------------------------------------------- */
2660	/*
2661	* Respond to a notification that a primary selection has been sent
2662	* EXT: SelectionNotify
2663	*/
2664	void	2730	void
2665	rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW	2731	rxvt_term::paste (char *data, unsigned int len) NOTHROW
2666	{	2732	{
2667	if (prop == None) /* check for failed XConvertSelection */	2733	if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2668	{
2669	if ((selection_type & Sel_CompoundText))
2670	{
2671	int selnum = selection_type & Sel_whereMask;
2672
2673	selection_type = 0;
2674	if (selnum != Sel_direct)
2675	selection_request_other (XA_STRING, selnum);
2676	}
2677
2678	if ((selection_type & Sel_UTF8String))
2679	{
2680	int selnum = selection_type & Sel_whereMask;
2681
2682	selection_type = Sel_CompoundText;
2683	if (selnum != Sel_direct)
2684	selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2685	else
2686	selection_type = 0;
2687	}
2688
2689	return;
2690	}
2691
2692	unsigned long bytes_after;
2693	XTextProperty ct;
2694
2695	if (XGetWindowProperty (dpy, win, prop,
2696	0, PROP_SIZE / 4,
2697	delete_prop, AnyPropertyType,
2698	&ct.encoding, &ct.format,
2699	&ct.nitems, &bytes_after,
2700	&ct.value) != Success)
2701	{
2702	ct.value = 0;
2703	goto bailout;
2704	}
2705
2706	if (ct.encoding == None)
2707	goto bailout;
2708
2709	if (bytes_after)
2710	{
2711	// fetch and append remaining data
2712	XTextProperty ct2;
2713
2714	if (XGetWindowProperty (dpy, win, prop,
2715	ct.nitems / 4, (bytes_after + 3) / 4,
2716	delete_prop, AnyPropertyType,
2717	&ct2.encoding, &ct2.format,
2718	&ct2.nitems, &bytes_after,
2719	&ct2.value) != Success)
2720	goto bailout;
2721
2722	// realloc should be compatible to XFree, here, and elsewhere, too
2723	ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2724	memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2725	ct.nitems += ct2.nitems;
2726
2727	XFree (ct2.value);
2728	}
2729
2730	if (ct.value == 0)
2731	goto bailout;
2732
2733	if (ct.encoding == xa[XA_INCR])
2734	{
2735	// INCR selection, start handshake
2736	if (!delete_prop)
2737	XDeleteProperty (dpy, win, prop);
2738
2739	selection_wait = Sel_incr;
2740	incr_buf_fill = 0;
2741	incr_ev.start (10);
2742
2743	goto bailout;
2744	}
2745
2746	if (ct.nitems == 0)
2747	{
2748	if (selection_wait == Sel_incr)
2749	{
2750	XFree (ct.value);
2751
2752	// finally complete, now paste the whole thing
2753	selection_wait = Sel_normal;
2754	ct.value = (unsigned char *)incr_buf;
2755	ct.nitems = incr_buf_fill;
2756	incr_buf = 0;
2757	incr_buf_size = 0;
2758	incr_ev.stop ();
2759	}
2760	else
2761	{
2762	if (selection_wait == Sel_normal
2763	&& (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2764	{
2765	/*
2766	* pass through again trying CUT_BUFFER0 if we've come from
2767	* XConvertSelection () but nothing was presented
2768	*/
2769	selection_paste (display->root, XA_CUT_BUFFER0, False);
2770	}
2771
2772	goto bailout;
2773	}
2774	}
2775	else if (selection_wait == Sel_incr)
2776	{
2777	incr_ev.start (10);
2778
2779	while (incr_buf_fill + ct.nitems > incr_buf_size)
2780	{
2781	incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2782	incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2783	}
2784
2785	memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2786	incr_buf_fill += ct.nitems;
2787
2788	goto bailout;
2789	}
2790
2791	char **cl;
2792	int cr;
2793
2794	#if !ENABLE_MINIMAL
2795	// xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2796	// so recode it manually
2797	if (ct.encoding == xa[XA_UTF8_STRING])
2798	{
2799	wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2800	char *s = rxvt_wcstombs (w);
2801	free (w);
2802	// TODO: strlen == only the first element will be converted. well...
2803	paste (s, strlen (s));
2804	free (s);
2805	}
2806	else
2807	#endif
2808	if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2809	&& cl)
2810	{
2811	for (int i = 0; i < cr; i++)
2812	paste (cl[i], strlen (cl[i]));
2813
2814	XFreeStringList (cl);
2815	}
2816	else
2817	paste ((char *)ct.value, ct.nitems); // paste raw
2818
2819	bailout:
2820	XFree (ct.value);
2821
2822	if (selection_wait == Sel_normal)
2823	selection_wait = Sel_none;
2824	}
2825
2826	void
2827	rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2828	{
2829	selection_wait = Sel_none;
2830
2831	incr_buf_size = 0;
2832	free (incr_buf);
2833
2834	rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2835	}
2836
2837	void
2838	rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2839	{
2840	if (prop == None || selection_wait != Sel_incr)
2841	return;	2734	return;
2842		2735
2843	selection_paste (win, prop, true);	2736	tt_paste (data, len);
2844	}	2737	}
2845		2738
2846	/* ------------------------------------------------------------------------- */	2739	/* ------------------------------------------------------------------------- */
2847	/*	2740	/*
2848	* Request the current selection:	2741	* Request PRIMARY, SECONDARY or CLIPBOARD selection.
2849	* Order: > internal selection if available	2742	* if the requested selection has no owner or is empty CUT_BUFFER0 is used
2850	* > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)	2743	* as fallback
2851	* > CUT_BUFFER0
2852	* (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2853	* will auto fallback to CUT_BUFFER0
2854	* EXT: button 2 release	2744	* EXT: button 2 release
2855	*/	2745	*/
2856	void	2746	void
2857	rxvt_term::selection_request (Time tm, int selnum) NOTHROW	2747	rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2858	{	2748	{
2859	if (selection.text && selnum == Sel_Primary)	2749	if (!selection_req)
2860	{
2861	/* internal selection */
2862	char *str = rxvt_wcstombs (selection.text, selection.len);
2863	paste (str, strlen (str));
2864	free (str);
2865	return;
2866	}	2750	{
2867	else	2751	selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
		2752	selection_req->run ();
2868	{	2753	}
2869	selection_request_time = tm;
2870	selection_wait = Sel_normal;
2871
2872	#if X_HAVE_UTF8_STRING
2873	selection_type = Sel_UTF8String;
2874	if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2875	return;
2876	#else
2877	selection_type = Sel_CompoundText;
2878	if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2879	return;
2880	#endif
2881	}
2882
2883	selection_wait = Sel_none; /* don't loop in selection_paste () */
2884	selection_paste (display->root, XA_CUT_BUFFER0, false);
2885	}
2886
2887	int
2888	rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2889	{
2890	Atom sel;
2891
2892	selection_type |= selnum;
2893
2894	if (selnum == Sel_Primary)
2895	sel = XA_PRIMARY;
2896	else if (selnum == Sel_Secondary)
2897	sel = XA_SECONDARY;
2898	else
2899	sel = xa[XA_CLIPBOARD];
2900
2901	if (XGetSelectionOwner (dpy, sel) != None)
2902	{
2903	XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2904	vt, selection_request_time);
2905	return 1;
2906	}
2907
2908	return 0;
2909	}	2754	}
2910		2755
2911	/* ------------------------------------------------------------------------- */	2756	/* ------------------------------------------------------------------------- */
2912	/*	2757	/*
2913	* Clear all selected text	2758	* Clear all selected text
2914	* EXT: SelectionClear	2759	* EXT: SelectionClear
2915	*/	2760	*/
2916	void	2761	void
2917	rxvt_term::selection_clear () NOTHROW	2762	rxvt_term::selection_clear (bool clipboard) NOTHROW
2918	{	2763	{
		2764	if (!clipboard)
		2765	{
2919	want_refresh = 1;	2766	want_refresh = 1;
2920	free (selection.text);	2767	free (selection.text);
2921	selection.text = NULL;	2768	selection.text = NULL;
2922	selection.len = 0;	2769	selection.len = 0;
2923	CLEAR_SELECTION ();	2770	CLEAR_SELECTION ();
2924		2771
2925	if (display->selection_owner == this)	2772	if (display->selection_owner == this)
2926	display->selection_owner = 0;	2773	display->selection_owner = 0;
		2774	}
		2775	else
		2776	{
		2777	free (selection.clip_text);
		2778	selection.clip_text = NULL;
		2779	selection.clip_len = 0;
		2780
		2781	if (display->clipboard_owner == this)
		2782	display->clipboard_owner = 0;
		2783	}
2927	}	2784	}
2928		2785
2929	/* ------------------------------------------------------------------------- */	2786	/* ------------------------------------------------------------------------- */
2930	/*	2787	/*
2931	* Copy a selection into the cut buffer	2788	* Copy a selection into the cut buffer
2932	* EXT: button 1 or 3 release	2789	* EXT: button 1 or 3 release
2933	*/	2790	*/
2934	void	2791	void
2935	rxvt_term::selection_make (Time tm)	2792	rxvt_term::selection_make (Time tm)
2936	{	2793	{
2937	int i;	2794	int size;
2938	wchar_t *new_selection_text;	2795	wchar_t *new_selection_text;
2939	text_t *t;	2796	text_t *t;
2940		2797
2941	switch (selection.op)	2798	switch (selection.op)
2942	{	2799	{
…		…
2958	return; /* nothing selected, go away */	2815	return; /* nothing selected, go away */
2959		2816
2960	if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))	2817	if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2961	return;	2818	return;
2962		2819
2963	i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);	2820	size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2964	new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));	2821	new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2965		2822
2966	int ofs = 0;	2823	int ofs = 0;
2967	int extra = 0;	2824	int extra = 0;
2968		2825
2969	int col = selection.beg.col;	2826	int col = selection.beg.col;
…		…
2975	{	2832	{
2976	#if !ENABLE_MINIMAL	2833	#if !ENABLE_MINIMAL
2977	if (selection.rect)	2834	if (selection.rect)
2978	{	2835	{
2979	col = selection.beg.col;	2836	col = selection.beg.col;
2980	end_col = ncol + 1;	2837	end_col = selection.end.col;
2981	}	2838	}
2982	else	2839	else
2983	#endif	2840	#endif
2984	end_col = ROW(row).l;	2841	end_col = ROW(row).l;
2985		2842
2986	col = max (col, 0);	2843	col = max (col, 0);
2987		2844
2988	if (row == selection.end.row	2845	if (row == selection.end.row)
2989	#if !ENABLE_MINIMAL
2990	|| selection.rect
2991	#endif
2992	)
2993	min_it (end_col, selection.end.col);	2846	min_it (end_col, selection.end.col);
2994		2847
2995	t = ROW(row).t + col;	2848	t = ROW(row).t + col;
2996		2849
2997	for (; col < end_col; col++)	2850	for (; col < end_col; col++)
…		…
3005		2858
3006	extra -= (len - 1);	2859	extra -= (len - 1);
3007		2860
3008	if (extra < 0)	2861	if (extra < 0)
3009	{	2862	{
3010	extra += i;	2863	extra += size;
3011	i += i;	2864	size += size;
3012	new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));	2865	new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3013	}	2866	}
3014		2867
3015	ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);	2868	ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3016	}	2869	}
3017	#endif	2870	#endif
…		…
3029		2882
3030	new_selection_text[ofs++] = C0_LF;	2883	new_selection_text[ofs++] = C0_LF;
3031	}	2884	}
3032	else	2885	else
3033	#endif	2886	#endif
3034	if (!ROW(row).is_longer () && row != selection.end.row)	2887	if (!ROW(row).is_longer ()
		2888	&& (row != selection.end.row || end_col != selection.end.col)
		2889	&& (row != selection.beg.row || selection.beg.col < ncol))
3035	new_selection_text[ofs++] = C0_LF;	2890	new_selection_text[ofs++] = C0_LF;
3036	}	2891	}
3037
3038	if (end_col != selection.end.col)
3039	new_selection_text[ofs++] = C0_LF;
3040		2892
3041	new_selection_text[ofs] = 0;	2893	new_selection_text[ofs] = 0;
3042		2894
3043	if (ofs == 0)	2895	if (ofs == 0)
3044	{	2896	{
…		…
3057		2909
3058	selection_grab (tm);	2910	selection_grab (tm);
3059	}	2911	}
3060		2912
3061	bool	2913	bool
3062	rxvt_term::selection_grab (Time tm) NOTHROW	2914	rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3063	{	2915	{
		2916	Atom sel;
		2917
		2918	if (!clipboard)
		2919	{
3064	selection_time = tm;	2920	selection_time = tm;
		2921	sel = XA_PRIMARY;
		2922	}
		2923	else
		2924	{
		2925	clipboard_time = tm;
		2926	sel = xa[XA_CLIPBOARD];
		2927	}
3065		2928
3066	XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);	2929	XSetSelectionOwner (dpy, sel, vt, tm);
3067	if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)	2930	if (XGetSelectionOwner (dpy, sel) == vt)
3068	{	2931	{
3069	display->set_selection_owner (this);	2932	display->set_selection_owner (this, clipboard);
3070	return true;	2933	return true;
3071	}	2934	}
3072	else	2935	else
3073	{	2936	{
3074	selection_clear ();	2937	selection_clear (clipboard);
3075	return false;	2938	return false;
3076	}	2939	}
3077		2940
3078	#if 0	2941	#if 0
3079	XTextProperty ct;	2942	XTextProperty ct;
…		…
3539	* EXT: SelectionRequest	3402	* EXT: SelectionRequest
3540	*/	3403	*/
3541	void	3404	void
3542	rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW	3405	rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3543	{	3406	{
		3407	Atom property = rq.property == None ? rq.target : rq.property;
3544	XSelectionEvent ev;	3408	XSelectionEvent ev;
3545		3409
3546	ev.type = SelectionNotify;	3410	ev.type = SelectionNotify;
3547	ev.property = None;	3411	ev.property = None;
3548	ev.display = rq.display;	3412	ev.display = rq.display;
…		…
3563	*target++ = xa[XA_COMPOUND_TEXT];	3427	*target++ = xa[XA_COMPOUND_TEXT];
3564	#if X_HAVE_UTF8_STRING	3428	#if X_HAVE_UTF8_STRING
3565	*target++ = xa[XA_UTF8_STRING];	3429	*target++ = xa[XA_UTF8_STRING];
3566	#endif	3430	#endif
3567		3431
3568	XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,	3432	XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3569	32, PropModeReplace,	3433	32, PropModeReplace,
3570	(unsigned char *)target_list, target - target_list);	3434	(unsigned char *)target_list, target - target_list);
3571	ev.property = rq.property;	3435	ev.property = property;
3572	}	3436	}
3573	#if TODO // TODO	3437	#if TODO // TODO
3574	else if (rq.target == xa[XA_MULTIPLE])	3438	else if (rq.target == xa[XA_MULTIPLE])
3575	{	3439	{
3576	/* TODO: Handle MULTIPLE */	3440	/* TODO: Handle MULTIPLE */
3577	}	3441	}
3578	#endif	3442	#endif
3579	else if (rq.target == xa[XA_TIMESTAMP] && selection.text)	3443	else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3580	{	3444	{
3581	XChangeProperty (dpy, rq.requestor, rq.property, rq.target,	3445	XChangeProperty (dpy, rq.requestor, property, rq.target,
3582	32, PropModeReplace, (unsigned char *)&selection_time, 1);	3446	32, PropModeReplace, (unsigned char *)&selection_time, 1);
3583	ev.property = rq.property;	3447	ev.property = property;
		3448	}
		3449	else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
		3450	{
		3451	XChangeProperty (dpy, rq.requestor, property, rq.target,
		3452	32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
		3453	ev.property = property;
3584	}	3454	}
3585	else if (rq.target == XA_STRING	3455	else if (rq.target == XA_STRING
3586	|| rq.target == xa[XA_TEXT]	3456	|| rq.target == xa[XA_TEXT]
3587	|| rq.target == xa[XA_COMPOUND_TEXT]	3457	|| rq.target == xa[XA_COMPOUND_TEXT]
3588	|| rq.target == xa[XA_UTF8_STRING]	3458	|| rq.target == xa[XA_UTF8_STRING]
…		…
3620	{	3490	{
3621	target = xa[XA_COMPOUND_TEXT];	3491	target = xa[XA_COMPOUND_TEXT];
3622	style = enc_compound_text;	3492	style = enc_compound_text;
3623	}	3493	}
3624		3494
3625	if (selection.text)	3495	if (rq.selection == XA_PRIMARY && selection.text)
3626	{	3496	{
3627	cl = selection.text;	3497	cl = selection.text;
3628	selectlen = selection.len;	3498	selectlen = selection.len;
		3499	}
		3500	else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
		3501	{
		3502	cl = selection.clip_text;
		3503	selectlen = selection.clip_len;
3629	}	3504	}
3630	else	3505	else
3631	{	3506	{
3632	cl = L"";	3507	cl = L"";
3633	selectlen = 0;	3508	selectlen = 0;
…		…
3654	ct.value = (unsigned char *)cl;	3529	ct.value = (unsigned char *)cl;
3655	ct.nitems = selectlen;	3530	ct.nitems = selectlen;
3656	ct.encoding = target;	3531	ct.encoding = target;
3657	}	3532	}
3658		3533
3659	XChangeProperty (dpy, rq.requestor, rq.property,	3534	XChangeProperty (dpy, rq.requestor, property,
3660	ct.encoding, 8, PropModeReplace,	3535	ct.encoding, 8, PropModeReplace,
3661	ct.value, (int)ct.nitems);	3536	ct.value, (int)ct.nitems);
3662	ev.property = rq.property;	3537	ev.property = property;
3663		3538
3664	if (freect)	3539	if (freect)
3665	XFree (ct.value);	3540	XFree (ct.value);
3666	}	3541	}
3667		3542
…		…
3701	h += 2; min_it (h, nrow);	3576	h += 2; min_it (h, nrow);
3702		3577
3703	x -= 1; clamp_it (x, 0, ncol - w);	3578	x -= 1; clamp_it (x, 0, ncol - w);
3704	y -= 1; clamp_it (y, 0, nrow - h);	3579	y -= 1; clamp_it (y, 0, nrow - h);
3705		3580
3706	ov_x = x; ov_y = y;	3581	ov.x = x; ov.y = y;
3707	ov_w = w; ov_h = h;	3582	ov.w = w; ov.h = h;
3708		3583
3709	ov_text = new text_t *[h];	3584	ov.text = new text_t *[h];
3710	ov_rend = new rend_t *[h];	3585	ov.rend = new rend_t *[h];
3711		3586
3712	for (y = 0; y < h; y++)	3587	for (y = 0; y < h; y++)
3713	{	3588	{
3714	text_t *tp = ov_text[y] = new text_t[w];	3589	text_t *tp = ov.text[y] = new text_t[w];
3715	rend_t *rp = ov_rend[y] = new rend_t[w];	3590	rend_t *rp = ov.rend[y] = new rend_t[w];
3716		3591
3717	text_t t0, t1, t2;	3592	text_t t0, t1, t2;
3718	rend_t r = OVERLAY_RSTYLE;	3593	rend_t r = OVERLAY_RSTYLE;
3719		3594
3720	if (y == 0)	3595	if (y == 0)
…		…
3739	}	3614	}
3740		3615
3741	void	3616	void
3742	rxvt_term::scr_overlay_off () NOTHROW	3617	rxvt_term::scr_overlay_off () NOTHROW
3743	{	3618	{
3744	if (!ov_text)	3619	if (!ov.text)
3745	return;	3620	return;
3746		3621
3747	want_refresh = 1;	3622	want_refresh = 1;
3748		3623
3749	for (int y = 0; y < ov_h; y++)	3624	for (int y = 0; y < ov.h; y++)
3750	{	3625	{
3751	delete [] ov_text[y];	3626	delete [] ov.text[y];
3752	delete [] ov_rend[y];	3627	delete [] ov.rend[y];
3753	}	3628	}
3754		3629
3755	delete [] ov_text; ov_text = 0;	3630	delete [] ov.text; ov.text = 0;
3756	delete [] ov_rend; ov_rend = 0;	3631	delete [] ov.rend; ov.rend = 0;
3757	}	3632	}
3758		3633
3759	void	3634	void
3760	rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW	3635	rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3761	{	3636	{
3762	if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)	3637	if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3763	return;	3638	return;
3764		3639
3765	x++, y++;	3640	x++, y++;
3766		3641
3767	ov_text[y][x] = text;	3642	ov.text[y][x] = text;
3768	ov_rend[y][x] = rend;	3643	ov.rend[y][x] = rend;
3769	}	3644	}
3770		3645
3771	void	3646	void
3772	rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW	3647	rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3773	{	3648	{
…		…
3792	}	3667	}
3793		3668
3794	void	3669	void
3795	rxvt_term::scr_swap_overlay () NOTHROW	3670	rxvt_term::scr_swap_overlay () NOTHROW
3796	{	3671	{
3797	if (!ov_text)	3672	if (!ov.text)
3798	return;	3673	return;
3799		3674
		3675	// hide cursor if it is within the overlay area
		3676	if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
		3677	&& IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
		3678	screen.flags &= ~Screen_VisibleCursor;
		3679
3800	// swap screen mem with overlay	3680	// swap screen mem with overlay
3801	for (int y = ov_h; y--; )	3681	for (int y = ov.h; y--; )
3802	{	3682	{
3803	text_t *t1 = ov_text[y];	3683	text_t *t1 = ov.text[y];
3804	rend_t *r1 = ov_rend[y];	3684	rend_t *r1 = ov.rend[y];
3805		3685
3806	text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;	3686	text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3807	rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;	3687	rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3808		3688
3809	for (int x = ov_w; x--; )	3689	for (int x = ov.w; x--; )
3810	{	3690	{
3811	text_t t = *t1; *t1++ = *t2; *t2++ = t;	3691	text_t t = *t1; *t1++ = *t2; *t2++ = t;
3812	rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));	3692	rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3813	}	3693	}
3814	}	3694	}

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