[ViewVC] Diff of: cvs/rxvt-unicode/src/screen.C

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.418 by sf-exg, Mon May 28 21:13:36 2012 UTC vs.
Revision 1.463 by root, Sat Jul 3 04:04:13 2021 UTC

…		…
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 <schmorp@schmorp.de>	6	* Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
		7	* Copyright (c) 2015 Emanuele Giaquinta <e.giaquinta@glauco.it>
7	*	8	*
8	* This program is free software; you can redistribute it and/or modify	9	* 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	10	* 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	11	* the Free Software Foundation; either version 3 of the License, or
11	* (at your option) any later version.	12	* (at your option) any later version.
12	*	13	*
13	* This program is distributed in the hope that it will be useful,	14	* This program is distributed in the hope that it will be useful,
14	* but WITHOUT ANY WARRANTY; without even the implied warranty of	15	* but WITHOUT ANY WARRANTY; without even the implied warranty of
15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	16	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
…		…
94	* SCREEN `COMMON' ROUTINES *	95	* SCREEN `COMMON' ROUTINES *
95	* ------------------------------------------------------------------------- */	96	* ------------------------------------------------------------------------- */
96		97
97	/* Fill part/all of a line with blanks. */	98	/* Fill part/all of a line with blanks. */
98	void	99	void
99	rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW	100	rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const noexcept
100	{	101	{
101	if (!l.valid ())	102	if (!l.valid ())
102	{	103	{
103	l.alloc ();	104	l.alloc ();
104	col = 0;	105	col = 0;
…		…
106	}	107	}
107		108
108	l.touch ();	109	l.touch ();
109		110
110	efs &= ~RS_baseattrMask; // remove italic etc. fontstyles	111	efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
111	efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));	112	efs = SET_FONT (efs, FONTSET (efs)->find_space_font ());
112		113
113	text_t *et = l.t + col;	114	text_t *et = l.t + col;
114	rend_t *er = l.r + col;	115	rend_t *er = l.r + col;
115		116
116	while (width--)	117	while (width--)
…		…
121	}	122	}
122		123
123	/* ------------------------------------------------------------------------- */	124	/* ------------------------------------------------------------------------- */
124	/* Fill a full line with blanks - make sure it is allocated first */	125	/* Fill a full line with blanks - make sure it is allocated first */
125	void	126	void
126	rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW	127	rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const noexcept
127	{	128	{
128	scr_blank_line (l, 0, ncol, efs);	129	scr_blank_line (l, 0, ncol, efs);
129		130
130	l.l = 0;	131	l.l = 0;
131	l.f = 0;	132	l.f = 0;
132	}	133	}
133		134
134	// nuke a single wide character at the given column	135	// nuke a single wide character at the given column
135	void	136	void
136	rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW	137	rxvt_term::scr_kill_char (line_t &l, int col) const noexcept
137	{	138	{
138	// find begin	139	// find begin
139	while (col > 0 && l.t[col] == NOCHAR)	140	while (col > 0 && l.t[col] == NOCHAR)
140	col--;	141	col--;
141		142
142	rend_t rend = l.r[col] & ~RS_baseattrMask;	143	rend_t rend = l.r[col] & ~RS_baseattrMask;
143	rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));	144	rend = SET_FONT (rend, FONTSET (rend)->find_space_font ());
144		145
145	l.touch ();	146	l.touch ();
146		147
147	// found start, nuke	148	// found start, nuke
148	do {	149	do {
…		…
150	l.r[col] = rend;	151	l.r[col] = rend;
151	col++;	152	col++;
152	} while (col < ncol && l.t[col] == NOCHAR);	153	} while (col < ncol && l.t[col] == NOCHAR);
153	}	154	}
154		155
		156	// set the rendition of a single wide character beginning at the given column
		157	void
		158	rxvt_term::scr_set_char_rend (line_t &l, int col, rend_t rend)
		159	{
		160	do {
		161	l.r[col] = rend;
		162	col++;
		163	} while (col < ncol && l.t[col] == NOCHAR);
		164	}
		165
155	/* ------------------------------------------------------------------------- *	166	/* ------------------------------------------------------------------------- *
156	* SCREEN INITIALISATION *	167	* SCREEN INITIALISATION *
157	* ------------------------------------------------------------------------- */	168	* ------------------------------------------------------------------------- */
158		169
159	void	170	void
160	rxvt_term::scr_alloc () NOTHROW	171	rxvt_term::scr_alloc () noexcept
161	{	172	{
162	int tsize = sizeof (text_t) * ncol;	173	int tsize = sizeof (text_t) * ncol;
163	int rsize = sizeof (rend_t) * ncol;	174	int rsize = sizeof (rend_t) * ncol;
164		175
165	// we assume that rend_t size is a sufficient alignment	176	// we assume that rend_t size is a sufficient alignment
…		…
169	tsize -= tsize % sizeof (rend_t);	180	tsize -= tsize % sizeof (rend_t);
170		181
171	int all_rows = total_rows + nrow + nrow;	182	int all_rows = total_rows + nrow + nrow;
172		183
173	chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;	184	chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
174	chunk = rxvt_malloc (chunk_size);	185	chunk = chunk_alloc (chunk_size, 0);
175		186
176	char base = (char )chunk + sizeof (line_t) * all_rows;	187	char base = (char )chunk + sizeof (line_t) * all_rows;
177		188
178	for (int row = 0; row < all_rows; ++row)	189	for (int row = 0; row < all_rows; ++row)
179	{	190	{
…		…
188	drawn_buf = (line_t *)chunk;	199	drawn_buf = (line_t *)chunk;
189	swap_buf = drawn_buf + nrow;	200	swap_buf = drawn_buf + nrow;
190	row_buf = swap_buf + nrow;	201	row_buf = swap_buf + nrow;
191	}	202	}
192		203
		204	void
		205	rxvt_term::copy_line (line_t &dst, line_t &src)
		206	{
		207	scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
		208	dst.l = min (src.l, ncol);
		209	memcpy (dst.t, src.t, sizeof (text_t) * dst.l);
		210	memcpy (dst.r, src.r, sizeof (rend_t) * dst.l);
		211	dst.f = src.f;
		212	}
		213
193	void ecb_cold	214	void ecb_cold
194	rxvt_term::scr_reset ()	215	rxvt_term::scr_reset ()
195	{	216	{
196	#if ENABLE_OVERLAY	217	#if ENABLE_OVERLAY
197	scr_overlay_off ();	218	scr_overlay_off ();
…		…
225		246
226	screen.tscroll = 0;	247	screen.tscroll = 0;
227	screen.bscroll = nrow - 1;	248	screen.bscroll = nrow - 1;
228		249
229	void *prev_chunk = chunk;	250	void *prev_chunk = chunk;
		251	size_t prev_chunk_size = chunk_size;
230	line_t *prev_drawn_buf = drawn_buf;	252	line_t *prev_drawn_buf = drawn_buf;
231	line_t *prev_swap_buf = swap_buf;	253	line_t *prev_swap_buf = swap_buf;
232	line_t *prev_row_buf = row_buf;	254	line_t *prev_row_buf = row_buf;
233		255
234	int common_col = min (prev_ncol, ncol);
235
236	scr_alloc ();	256	scr_alloc ();
237		257
238	if (!prev_row_buf)	258	if (!prev_row_buf)
239	{	259	{
240	/*
241	* first time called so just malloc everything: don't rely on realloc
242	*/
243	top_row = 0;	260	top_row = 0;
244	term_start = 0;	261	term_start = 0;
245		262
246	memset (charsets, 'B', sizeof (charsets));	263	memset (charsets, 'B', sizeof (charsets));
247	rstyle = DEFAULT_RSTYLE;	264	rstyle = DEFAULT_RSTYLE;
…		…
272	{	289	{
273	/*	290	/*
274	* add or delete rows as appropriate	291	* add or delete rows as appropriate
275	*/	292	*/
276		293
		294	int common_col = min (prev_ncol, ncol);
		295
277	for (int row = min (nrow, prev_nrow); row--; )	296	for (int row = min (nrow, prev_nrow); row--; )
278	{	297	{
279	scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);	298	scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
280	scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
281
282	memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);	299	memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
283	memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);	300	memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
284	memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col);	301
285	memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col);	302	copy_line (swap_buf [row], prev_swap_buf [row]);
286	}	303	}
287		304
288	int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row	305	int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
289	int pend = MOD (term_start + top_row , prev_total_rows);	306	int pend = MOD (term_start + top_row , prev_total_rows);
290	int q = total_rows; // rewrapped row	307	int q = total_rows; // rewrapped row
291		308
292	if (top_row)	309	if ((rewrap_always \|\| top_row) && !rewrap_never)
293	{	310	{
294	// Re-wrap lines. This is rather ugly, possibly because I am too dumb	311	// Re-wrap lines. This is rather ugly, possibly because I am too dumb
295	// to come up with a lean and mean algorithm.	312	// to come up with a lean and mean algorithm.
296	// TODO: maybe optimise when width didn't change	313	// TODO: maybe optimise when width didn't change
297		314
…		…
385	for (int row = min (nrow, prev_nrow); row--; )	402	for (int row = min (nrow, prev_nrow); row--; )
386	{	403	{
387	line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];	404	line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
388	line_t &dst = row_buf [row];	405	line_t &dst = row_buf [row];
389		406
390	scr_blank_screen_mem (dst, DEFAULT_RSTYLE);	407	copy_line (dst, src);
391
392	memcpy (dst.t, src.t, sizeof (text_t) * common_col);
393	memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
394	}	408	}
395		409
396	for (int row = prev_nrow; row < nrow; row++)	410	for (int row = prev_nrow; row < nrow; row++)
397	scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);	411	scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
398		412
…		…
408	if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);	422	if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
409	if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);	423	if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
410	if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);	424	if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
411	}	425	}
412		426
413	free (prev_chunk);	427	chunk_free (prev_chunk, prev_chunk_size);
414		428
415	free (tabs);	429	free (tabs);
416	tabs = (char *)rxvt_malloc (ncol);	430	tabs = (char *)rxvt_malloc (ncol);
417		431
418	for (int col = ncol; col--; )	432	for (int col = ncol; col--; )
…		…
426	tt_winch ();	440	tt_winch ();
427		441
428	HOOK_INVOKE ((this, HOOK_RESET, DT_END));	442	HOOK_INVOKE ((this, HOOK_RESET, DT_END));
429	}	443	}
430		444
431	/* ------------------------------------------------------------------------- */
432	/*
433	* Free everything. That way malloc debugging can find leakage.
434	*/
435	void ecb_cold	445	void ecb_cold
436	rxvt_term::scr_release () NOTHROW	446	rxvt_term::scr_release () noexcept
437	{	447	{
438	free (chunk);	448	chunk_free (chunk, chunk_size);
		449	chunk = 0;
		450	row_buf = 0;
		451
439	free (tabs);	452	free (tabs);
		453	tabs = 0;
440	}	454	}
441		455
442	/* ------------------------------------------------------------------------- */	456	/* ------------------------------------------------------------------------- */
443	/*	457	/*
444	* Hard/Soft reset	458	* Hard/Soft reset
…		…
446	void ecb_cold	460	void ecb_cold
447	rxvt_term::scr_poweron ()	461	rxvt_term::scr_poweron ()
448	{	462	{
449	scr_release ();	463	scr_release ();
450		464
451	row_buf = 0;
452	tabs = 0;
453	prev_nrow = prev_ncol = 0;	465	prev_nrow = prev_ncol = 0;
454	rvideo_mode = false;	466	rvideo_mode = false;
455	scr_soft_reset ();	467	scr_soft_reset ();
456	scr_reset ();	468	scr_reset ();
457		469
458	scr_clear (true);	470	scr_clear (true);
459	scr_refresh ();	471	scr_refresh ();
460	}	472	}
461		473
462	void ecb_cold	474	void ecb_cold
463	rxvt_term::scr_soft_reset () NOTHROW	475	rxvt_term::scr_soft_reset () noexcept
464	{	476	{
465	/* only affects modes, nothing drastic such as clearing the screen */	477	/* only affects modes, nothing drastic such as clearing the screen */
466	#if ENABLE_OVERLAY	478	#if ENABLE_OVERLAY
467	scr_overlay_off ();	479	scr_overlay_off ();
468	#endif	480	#endif
…		…
482	* Save and Restore cursor	494	* Save and Restore cursor
483	* XTERM_SEQ: Save cursor : ESC 7	495	* XTERM_SEQ: Save cursor : ESC 7
484	* XTERM_SEQ: Restore cursor: ESC 8	496	* XTERM_SEQ: Restore cursor: ESC 8
485	*/	497	*/
486	void	498	void
487	rxvt_term::scr_cursor (cursor_mode mode) NOTHROW	499	rxvt_term::scr_cursor (cursor_mode mode) noexcept
488	{	500	{
489	screen_t *s;	501	screen_t *s;
490		502
491	#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)	503	#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
492	if (current_screen == SECONDARY)	504	if (current_screen == SECONDARY)
…		…
523	assert (s->cur.row >= 0);	535	assert (s->cur.row >= 0);
524	assert (s->cur.col >= 0);	536	assert (s->cur.col >= 0);
525	}	537	}
526		538
527	void	539	void
528	rxvt_term::scr_swap_screen () NOTHROW	540	rxvt_term::scr_swap_screen () noexcept
529	{	541	{
530	if (!option (Opt_secondaryScreen))	542	if (!option (Opt_secondaryScreen))
531	return;	543	return;
532		544
533	for (int i = prev_nrow; i--; )	545	for (int i = prev_nrow; i--; )
…		…
581	scr_scroll_text (0, prev_nrow - 1, prev_nrow);	593	scr_scroll_text (0, prev_nrow - 1, prev_nrow);
582	}	594	}
583		595
584	// clear WrapNext indicator, solidifying position on next line	596	// clear WrapNext indicator, solidifying position on next line
585	void	597	void
586	rxvt_term::scr_do_wrap () NOTHROW	598	rxvt_term::scr_do_wrap () noexcept
587	{	599	{
588	if (!(screen.flags & Screen_WrapNext))	600	if (!(screen.flags & Screen_WrapNext))
589	return;	601	return;
590		602
591	screen.flags &= ~Screen_WrapNext;	603	screen.flags &= ~Screen_WrapNext;
…		…
601	/* ------------------------------------------------------------------------- */	613	/* ------------------------------------------------------------------------- */
602	/*	614	/*
603	* Change the colour for following text	615	* Change the colour for following text
604	*/	616	*/
605	void	617	void
606	rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW	618	rxvt_term::scr_color (unsigned int color, int fgbg) noexcept
607	{	619	{
608	if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))	620	if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR24))
609	color = fgbg;	621	color = fgbg;
610		622
611	if (fgbg == Color_fg)	623	if (fgbg == Color_fg)
612	rstyle = SET_FGCOLOR (rstyle, color);	624	rstyle = SET_FGCOLOR (rstyle, color);
613	else	625	else
…		…
617	/* ------------------------------------------------------------------------- */	629	/* ------------------------------------------------------------------------- */
618	/*	630	/*
619	* Change the rendition style for following text	631	* Change the rendition style for following text
620	*/	632	*/
621	void	633	void
622	rxvt_term::scr_rendition (int set, int style) NOTHROW	634	rxvt_term::scr_rendition (int set, int style) noexcept
623	{	635	{
624	if (set)	636	if (set)
625	rstyle \|= style;	637	rstyle \|= style;
626	else if (style == ~RS_None)	638	else if (style == ~RS_None)
627	rstyle = DEFAULT_RSTYLE;	639	rstyle = DEFAULT_RSTYLE;
…		…
634	* Scroll text between <row1> and <row2> inclusive, by <count> lines	646	* Scroll text between <row1> and <row2> inclusive, by <count> lines
635	* count positive ==> scroll up	647	* count positive ==> scroll up
636	* count negative ==> scroll down	648	* count negative ==> scroll down
637	*/	649	*/
638	int ecb_hot	650	int ecb_hot
639	rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW	651	rxvt_term::scr_scroll_text (int row1, int row2, int count) noexcept
640	{	652	{
641	if (count == 0 \|\| (row1 > row2))	653	if (count == 0 \|\| (row1 > row2))
642	return 0;	654	return 0;
643		655
644	want_refresh = 1;	656	want_refresh = 1;
…		…
704		716
705	// finally move the view window, if desired	717	// finally move the view window, if desired
706	if (option (Opt_scrollWithBuffer)	718	if (option (Opt_scrollWithBuffer)
707	&& view_start != 0	719	&& view_start != 0
708	&& view_start != -saveLines)	720	&& view_start != -saveLines)
709	scr_page (UP, count);	721	scr_page (count);
710		722
711	if (SHOULD_INVOKE (HOOK_SCROLL_BACK))	723	if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
712	HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));	724	HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
713	}	725	}
714	else	726	else
…		…
778	/* ------------------------------------------------------------------------- */	790	/* ------------------------------------------------------------------------- */
779	/*	791	/*
780	* Add text given in <str> of length <len> to screen struct	792	* Add text given in <str> of length <len> to screen struct
781	*/	793	*/
782	void ecb_hot	794	void ecb_hot
783	rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW	795	rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) noexcept
784	{	796	{
785	if (len <= 0) /* sanity */	797	if (len <= 0) /* sanity */
786	return;	798	return;
787		799
788	bool checksel;	800	bool checksel;
…		…
1000	}	1012	}
1001	else if (screen.cur.row > 0	1013	else if (screen.cur.row > 0
1002	&& ROW(screen.cur.row - 1).is_longer ())	1014	&& ROW(screen.cur.row - 1).is_longer ())
1003	{	1015	{
1004	linep = &ROW(screen.cur.row - 1);	1016	linep = &ROW(screen.cur.row - 1);
1005	tp = line->t + ncol - 1;	1017	tp = linep->t + ncol - 1;
1006	rp = line->r + ncol - 1;	1018	rp = linep->r + ncol - 1;
1007	}	1019	}
1008	else	1020	else
1009	continue;	1021	continue;
1010		1022
1011	linep->touch ();	1023	linep->touch ();
…		…
1034	/*	1046	/*
1035	* Process Backspace. Move back the cursor back a position, wrap if have to	1047	* Process Backspace. Move back the cursor back a position, wrap if have to
1036	* XTERM_SEQ: CTRL-H	1048	* XTERM_SEQ: CTRL-H
1037	*/	1049	*/
1038	void	1050	void
1039	rxvt_term::scr_backspace () NOTHROW	1051	rxvt_term::scr_backspace () noexcept
1040	{	1052	{
1041	if (screen.cur.col == 0)	1053	if (screen.cur.col == 0)
1042	{	1054	{
1043	if (screen.cur.row > 0)	1055	if (screen.cur.row > 0)
1044	{	1056	{
…		…
1061	* Process Horizontal Tab	1073	* Process Horizontal Tab
1062	* count: +ve = forward; -ve = backwards	1074	* count: +ve = forward; -ve = backwards
1063	* XTERM_SEQ: CTRL-I	1075	* XTERM_SEQ: CTRL-I
1064	*/	1076	*/
1065	void	1077	void
1066	rxvt_term::scr_tab (int count, bool ht) NOTHROW	1078	rxvt_term::scr_tab (int count, bool ht) noexcept
1067	{	1079	{
1068	int i, x;	1080	int i, x;
1069		1081
1070	want_refresh = 1;	1082	want_refresh = 1;
1071	i = x = screen.cur.col;	1083	i = x = screen.cur.col;
…		…
1138	* Move cursor left in row. If we're at the left boundary, shift everything	1150	* Move cursor left in row. If we're at the left boundary, shift everything
1139	* in that row right. Clear left column.	1151	* in that row right. Clear left column.
1140	*/	1152	*/
1141	#if !ENABLE_MINIMAL	1153	#if !ENABLE_MINIMAL
1142	void ecb_cold	1154	void ecb_cold
1143	rxvt_term::scr_backindex () NOTHROW	1155	rxvt_term::scr_backindex () noexcept
1144	{	1156	{
1145	if (screen.cur.col > 0)	1157	if (screen.cur.col > 0)
1146	scr_gotorc (0, -1, R_RELATIVE \| C_RELATIVE);	1158	scr_gotorc (0, -1, R_RELATIVE \| C_RELATIVE);
1147	else	1159	else
1148	scr_insdel_chars (1, INSERT);	1160	scr_insdel_chars (1, INSERT);
…		…
1155	* Move cursor right in row. If we're at the right boundary, shift everything	1167	* Move cursor right in row. If we're at the right boundary, shift everything
1156	* in that row left. Clear right column.	1168	* in that row left. Clear right column.
1157	*/	1169	*/
1158	#if !ENABLE_MINIMAL	1170	#if !ENABLE_MINIMAL
1159	void ecb_cold	1171	void ecb_cold
1160	rxvt_term::scr_forwardindex () NOTHROW	1172	rxvt_term::scr_forwardindex () noexcept
1161	{	1173	{
1162	if (screen.cur.col < ncol - 1)	1174	if (screen.cur.col < ncol - 1)
1163	scr_gotorc (0, 1, R_RELATIVE \| C_RELATIVE);	1175	scr_gotorc (0, 1, R_RELATIVE \| C_RELATIVE);
1164	else	1176	else
1165	{	1177	{
…		…
1178	/* ------------------------------------------------------------------------- */	1190	/* ------------------------------------------------------------------------- */
1179	/*	1191	/*
1180	* Goto Row/Column	1192	* Goto Row/Column
1181	*/	1193	*/
1182	void	1194	void
1183	rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW	1195	rxvt_term::scr_gotorc (int row, int col, int relative) noexcept
1184	{	1196	{
1185	want_refresh = 1;	1197	want_refresh = 1;
1186	ZERO_SCROLLBACK ();	1198	ZERO_SCROLLBACK ();
1187		1199
1188	screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;	1200	screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
…		…
1227	/* ------------------------------------------------------------------------- */	1239	/* ------------------------------------------------------------------------- */
1228	/*	1240	/*
1229	* direction should be UP or DN	1241	* direction should be UP or DN
1230	*/	1242	*/
1231	void	1243	void
1232	rxvt_term::scr_index (enum page_dirn direction) NOTHROW	1244	rxvt_term::scr_index (enum page_dirn direction) noexcept
1233	{	1245	{
1234	int dirn;
1235
1236	want_refresh = 1;	1246	want_refresh = 1;
1237	ZERO_SCROLLBACK ();	1247	ZERO_SCROLLBACK ();
1238		1248
1239	dirn = ((direction == UP) ? 1 : -1);
1240
1241	screen.flags &= ~Screen_WrapNext;	1249	screen.flags &= ~Screen_WrapNext;
1242		1250
1243	if ((screen.cur.row == screen.bscroll && direction == UP)	1251	if ((screen.cur.row == screen.bscroll && direction == UP)
1244	\|\| (screen.cur.row == screen.tscroll && direction == DN))	1252	\|\| (screen.cur.row == screen.tscroll && direction == DN))
1245	scr_scroll_text (screen.tscroll, screen.bscroll, dirn);	1253	scr_scroll_text (screen.tscroll, screen.bscroll, direction);
1246	else	1254	else
1247	screen.cur.row += dirn;	1255	screen.cur.row += direction;
1248		1256
1249	clamp_it (screen.cur.row, 0, nrow - 1);	1257	clamp_it (screen.cur.row, 0, nrow - 1);
1250	selection_check (0);	1258	selection_check (0);
1251	}	1259	}
1252		1260
…		…
1257	* XTERM_SEQ: Clear line to left : ESC [ 1 K	1265	* XTERM_SEQ: Clear line to left : ESC [ 1 K
1258	* XTERM_SEQ: Clear whole line : ESC [ 2 K	1266	* XTERM_SEQ: Clear whole line : ESC [ 2 K
1259	* extension: clear to right unless wrapped: ESC [ 3 K	1267	* extension: clear to right unless wrapped: ESC [ 3 K
1260	*/	1268	*/
1261	void	1269	void
1262	rxvt_term::scr_erase_line (int mode) NOTHROW	1270	rxvt_term::scr_erase_line (int mode) noexcept
1263	{	1271	{
1264	unsigned int col, num;	1272	unsigned int col, num;
1265		1273
1266	want_refresh = 1;	1274	want_refresh = 1;
1267	ZERO_SCROLLBACK ();	1275	ZERO_SCROLLBACK ();
…		…
1321	* XTERM_SEQ: Clear screen after cursor : ESC [ 0 J	1329	* XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1322	* XTERM_SEQ: Clear screen before cursor: ESC [ 1 J	1330	* XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1323	* XTERM_SEQ: Clear whole screen : ESC [ 2 J	1331	* XTERM_SEQ: Clear whole screen : ESC [ 2 J
1324	*/	1332	*/
1325	void	1333	void
1326	rxvt_term::scr_erase_screen (int mode) NOTHROW	1334	rxvt_term::scr_erase_screen (int mode) noexcept
1327	{	1335	{
1328	int num;	1336	int num;
1329	int32_t row;	1337	int32_t row;
1330	rend_t ren;	1338	rend_t ren;
1331	XGCValues gcvalue;	1339	XGCValues gcvalue;
…		…
1401	}	1409	}
1402	}	1410	}
1403		1411
1404	#if !ENABLE_MINIMAL	1412	#if !ENABLE_MINIMAL
1405	void	1413	void
1406	rxvt_term::scr_erase_savelines () NOTHROW	1414	rxvt_term::scr_erase_savelines () noexcept
1407	{	1415	{
1408	want_refresh = 1;	1416	want_refresh = 1;
1409	ZERO_SCROLLBACK ();	1417	ZERO_SCROLLBACK ();
1410		1418
1411	top_row = 0;	1419	top_row = 0;
…		…
1416	/*	1424	/*
1417	* Fill the screen with `E's	1425	* Fill the screen with `E's
1418	* XTERM_SEQ: Screen Alignment Test: ESC # 8	1426	* XTERM_SEQ: Screen Alignment Test: ESC # 8
1419	*/	1427	*/
1420	void ecb_cold	1428	void ecb_cold
1421	rxvt_term::scr_E () NOTHROW	1429	rxvt_term::scr_E () noexcept
1422	{	1430	{
1423	rend_t fs;	1431	rend_t fs;
1424		1432
1425	want_refresh = 1;	1433	want_refresh = 1;
1426	ZERO_SCROLLBACK ();	1434	ZERO_SCROLLBACK ();
…		…
1451	/* ------------------------------------------------------------------------- */	1459	/* ------------------------------------------------------------------------- */
1452	/*	1460	/*
1453	* Insert/Delete <count> lines	1461	* Insert/Delete <count> lines
1454	*/	1462	*/
1455	void	1463	void
1456	rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW	1464	rxvt_term::scr_insdel_lines (int count, int insdel) noexcept
1457	{	1465	{
1458	int end;	1466	int end;
1459		1467
1460	ZERO_SCROLLBACK ();	1468	ZERO_SCROLLBACK ();
1461		1469
…		…
1481	/* ------------------------------------------------------------------------- */	1489	/* ------------------------------------------------------------------------- */
1482	/*	1490	/*
1483	* Insert/Delete <count> characters from the current position	1491	* Insert/Delete <count> characters from the current position
1484	*/	1492	*/
1485	void	1493	void
1486	rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW	1494	rxvt_term::scr_insdel_chars (int count, int insdel) noexcept
1487	{	1495	{
1488	want_refresh = 1;	1496	want_refresh = 1;
1489	ZERO_SCROLLBACK ();	1497	ZERO_SCROLLBACK ();
1490		1498
1491	if (count <= 0)	1499	if (count <= 0)
…		…
1590	/*	1598	/*
1591	* Set the scrolling region	1599	* Set the scrolling region
1592	* XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r	1600	* XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1593	*/	1601	*/
1594	void ecb_cold	1602	void ecb_cold
1595	rxvt_term::scr_scroll_region (int top, int bot) NOTHROW	1603	rxvt_term::scr_scroll_region (int top, int bot) noexcept
1596	{	1604	{
1597	max_it (top, 0);	1605	max_it (top, 0);
1598	min_it (bot, nrow - 1);	1606	min_it (bot, nrow - 1);
1599		1607
1600	if (top > bot)	1608	if (top > bot)
…		…
1610	* Make the cursor visible/invisible	1618	* Make the cursor visible/invisible
1611	* XTERM_SEQ: Make cursor visible : ESC [ ? 25 h	1619	* XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1612	* XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l	1620	* XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1613	*/	1621	*/
1614	void ecb_cold	1622	void ecb_cold
1615	rxvt_term::scr_cursor_visible (int mode) NOTHROW	1623	rxvt_term::scr_cursor_visible (int mode) noexcept
1616	{	1624	{
1617	want_refresh = 1;	1625	want_refresh = 1;
1618		1626
1619	if (mode)	1627	if (mode)
1620	screen.flags \|= Screen_VisibleCursor;	1628	screen.flags \|= Screen_VisibleCursor;
…		…
1627	* Set/unset automatic wrapping	1635	* Set/unset automatic wrapping
1628	* XTERM_SEQ: Set Wraparound : ESC [ ? 7 h	1636	* XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1629	* XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l	1637	* XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1630	*/	1638	*/
1631	void ecb_cold	1639	void ecb_cold
1632	rxvt_term::scr_autowrap (int mode) NOTHROW	1640	rxvt_term::scr_autowrap (int mode) noexcept
1633	{	1641	{
1634	if (mode)	1642	if (mode)
1635	screen.flags \|= Screen_Autowrap;	1643	screen.flags \|= Screen_Autowrap;
1636	else	1644	else
1637	screen.flags &= ~(Screen_Autowrap \| Screen_WrapNext);	1645	screen.flags &= ~(Screen_Autowrap \| Screen_WrapNext);
…		…
1646	* and the cursor cannot be moved outside.	1654	* and the cursor cannot be moved outside.
1647	* XTERM_SEQ: Set Absolute: ESC [ ? 6 h	1655	* XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1648	* XTERM_SEQ: Set Relative: ESC [ ? 6 l	1656	* XTERM_SEQ: Set Relative: ESC [ ? 6 l
1649	*/	1657	*/
1650	void ecb_cold	1658	void ecb_cold
1651	rxvt_term::scr_relative_origin (int mode) NOTHROW	1659	rxvt_term::scr_relative_origin (int mode) noexcept
1652	{	1660	{
1653	if (mode)	1661	if (mode)
1654	screen.flags \|= Screen_Relative;	1662	screen.flags \|= Screen_Relative;
1655	else	1663	else
1656	screen.flags &= ~Screen_Relative;	1664	screen.flags &= ~Screen_Relative;
…		…
1663	* Set insert/replace mode	1671	* Set insert/replace mode
1664	* XTERM_SEQ: Set Insert mode : ESC [ ? 4 h	1672	* XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1665	* XTERM_SEQ: Set Replace mode: ESC [ ? 4 l	1673	* XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1666	*/	1674	*/
1667	void ecb_cold	1675	void ecb_cold
1668	rxvt_term::scr_insert_mode (int mode) NOTHROW	1676	rxvt_term::scr_insert_mode (int mode) noexcept
1669	{	1677	{
1670	if (mode)	1678	if (mode)
1671	screen.flags \|= Screen_Insert;	1679	screen.flags \|= Screen_Insert;
1672	else	1680	else
1673	screen.flags &= ~Screen_Insert;	1681	screen.flags &= ~Screen_Insert;
…		…
1679	* XTERM_SEQ: Set tab at current column : ESC H	1687	* XTERM_SEQ: Set tab at current column : ESC H
1680	* XTERM_SEQ: Clear tab at current column: ESC [ 0 g	1688	* XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1681	* XTERM_SEQ: Clear all tabs : ESC [ 3 g	1689	* XTERM_SEQ: Clear all tabs : ESC [ 3 g
1682	*/	1690	*/
1683	void ecb_cold	1691	void ecb_cold
1684	rxvt_term::scr_set_tab (int mode) NOTHROW	1692	rxvt_term::scr_set_tab (int mode) noexcept
1685	{	1693	{
1686	if (mode < 0)	1694	if (mode < 0)
1687	memset (tabs, 0, ncol);	1695	memset (tabs, 0, ncol);
1688	else if (screen.cur.col < ncol)	1696	else if (screen.cur.col < ncol)
1689	tabs [screen.cur.col] = !!mode;	1697	tabs [screen.cur.col] = !!mode;
…		…
1694	* Set reverse/normal video	1702	* Set reverse/normal video
1695	* XTERM_SEQ: Reverse video: ESC [ ? 5 h	1703	* XTERM_SEQ: Reverse video: ESC [ ? 5 h
1696	* XTERM_SEQ: Normal video : ESC [ ? 5 l	1704	* XTERM_SEQ: Normal video : ESC [ ? 5 l
1697	*/	1705	*/
1698	void	1706	void
1699	rxvt_term::scr_rvideo_mode (bool on) NOTHROW	1707	rxvt_term::scr_rvideo_mode (bool on) noexcept
1700	{	1708	{
1701	rvideo_mode = on;	1709	rvideo_mode = on;
1702		1710
1703	#ifndef NO_BELL	1711	#ifndef NO_BELL
1704	on ^= rvideo_bell;	1712	on ^= rvideo_bell;
…		…
1706		1714
1707	if (rvideo_state != on)	1715	if (rvideo_state != on)
1708	{	1716	{
1709	rvideo_state = on;	1717	rvideo_state = on;
1710		1718
		1719	#if OFF_FOCUS_FADING
		1720	if (rs[Rs_fade])
		1721	{
		1722	::swap (pix_colors_focused[Color_fg], pix_colors_focused[Color_bg]);
		1723	::swap (pix_colors_unfocused[Color_fg], pix_colors_unfocused[Color_bg]);
		1724	}
		1725	else
		1726	#endif
1711	::swap (pix_colors[Color_fg], pix_colors[Color_bg]);	1727	::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1712	#ifdef HAVE_BG_PIXMAP	1728	#ifdef HAVE_IMG
1713	if (bg_pixmap == None)	1729	if (bg_img == 0)
1714	#endif	1730	#endif
1715	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);	1731	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1716		1732
1717	XGCValues gcvalue;	1733	XGCValues gcvalue;
1718	gcvalue.foreground = pix_colors[Color_fg];	1734	gcvalue.foreground = pix_colors[Color_fg];
…		…
1728	/*	1744	/*
1729	* Report current cursor position	1745	* Report current cursor position
1730	* XTERM_SEQ: Report position: ESC [ 6 n	1746	* XTERM_SEQ: Report position: ESC [ 6 n
1731	*/	1747	*/
1732	void ecb_cold	1748	void ecb_cold
1733	rxvt_term::scr_report_position () NOTHROW	1749	rxvt_term::scr_report_position () noexcept
1734	{	1750	{
1735	tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);	1751	tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1736	}	1752	}
1737		1753
1738	/* ------------------------------------------------------------------------- *	1754	/* ------------------------------------------------------------------------- *
…		…
1741		1757
1742	/*	1758	/*
1743	* Set font style	1759	* Set font style
1744	*/	1760	*/
1745	void ecb_cold	1761	void ecb_cold
1746	rxvt_term::set_font_style () NOTHROW	1762	rxvt_term::set_font_style () noexcept
1747	{	1763	{
1748	#if 0	1764	#if 0
1749	switch (charsets [screen.charset])	1765	switch (charsets [screen.charset])
1750	{	1766	{
1751	case '0': /* DEC Special Character & Line Drawing Set */	1767	case '0': /* DEC Special Character & Line Drawing Set */
…		…
1773	* XTERM_SEQ: Invoke G1 character set: CTRL-N	1789	* XTERM_SEQ: Invoke G1 character set: CTRL-N
1774	* XTERM_SEQ: Invoke G2 character set: ESC N	1790	* XTERM_SEQ: Invoke G2 character set: ESC N
1775	* XTERM_SEQ: Invoke G3 character set: ESC O	1791	* XTERM_SEQ: Invoke G3 character set: ESC O
1776	*/	1792	*/
1777	void ecb_cold	1793	void ecb_cold
1778	rxvt_term::scr_charset_choose (int set) NOTHROW	1794	rxvt_term::scr_charset_choose (int set) noexcept
1779	{	1795	{
1780	screen.charset = set;	1796	screen.charset = set;
1781	set_font_style ();	1797	set_font_style ();
1782	}	1798	}
1783		1799
…		…
1789	* XTERM_SEQ: Set G2 character set: ESC * <C>	1805	* XTERM_SEQ: Set G2 character set: ESC * <C>
1790	* XTERM_SEQ: Set G3 character set: ESC + <C>	1806	* XTERM_SEQ: Set G3 character set: ESC + <C>
1791	* See set_font_style for possible values for <C>	1807	* See set_font_style for possible values for <C>
1792	*/	1808	*/
1793	void	1809	void
1794	rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW	1810	rxvt_term::scr_charset_set (int set, unsigned int ch) noexcept
1795	{	1811	{
1796	charsets[set] = (unsigned char)ch;	1812	charsets[set] = (unsigned char)ch;
1797	set_font_style ();	1813	set_font_style ();
1798	}	1814	}
1799		1815
…		…
1804		1820
1805	/*	1821	/*
1806	* refresh matching text.	1822	* refresh matching text.
1807	*/	1823	*/
1808	bool ecb_cold	1824	bool ecb_cold
1809	rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW	1825	rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) noexcept
1810	{	1826	{
1811	bool found = false;	1827	bool found = false;
1812		1828
1813	for (int i = 0; i < nrow; i++)	1829	for (int i = 0; i < nrow; i++)
1814	{	1830	{
…		…
1833	PART_END,	1849	PART_END,
1834	RC_COUNT	1850	RC_COUNT
1835	};	1851	};
1836		1852
1837	void ecb_hot	1853	void ecb_hot
1838	rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW	1854	rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) noexcept
1839	{	1855	{
1840	int i;	1856	int i;
1841	row_col_t rc[RC_COUNT];	1857	row_col_t rc[RC_COUNT];
1842		1858
1843	if (!drawn_buf) /* sanity check */	1859	if (!drawn_buf) /* sanity check */
…		…
1877	/* ------------------------------------------------------------------------- */	1893	/* ------------------------------------------------------------------------- */
1878	/*	1894	/*
1879	* Refresh the entire screen	1895	* Refresh the entire screen
1880	*/	1896	*/
1881	void	1897	void
1882	rxvt_term::scr_touch (bool refresh) NOTHROW	1898	rxvt_term::scr_touch (bool refresh) noexcept
1883	{	1899	{
1884	scr_expose (0, 0, vt_width, vt_height, refresh);	1900	scr_expose (0, 0, vt_width, vt_height, refresh);
1885	}	1901	}
1886		1902
1887	/* ------------------------------------------------------------------------- */	1903	/* ------------------------------------------------------------------------- */
1888	/*	1904	/*
1889	* Move the display so that the line represented by scrollbar value Y is at	1905	* Move the display so that the line represented by scrollbar value Y is at
1890	* the top of the screen	1906	* the top of the screen
1891	*/	1907	*/
1892	void	1908	void
1893	rxvt_term::scr_move_to (int y, int len) NOTHROW	1909	rxvt_term::scr_move_to (int y, int len) noexcept
1894	{	1910	{
1895	scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));	1911	// lerp (y, 0, len, top_row, nrow - 1)
		1912	scr_changeview (top_row + (nrow - 1 - top_row) * y / len);
1896	}	1913	}
1897		1914
1898	/* ------------------------------------------------------------------------- */	1915	/* ------------------------------------------------------------------------- */
1899	/*	1916	/*
1900	* Page the screen up/down nlines	1917	* Page the screen up/down nlines
1901	* direction should be UP or DN	1918	* direction should be UP or DN
1902	*/	1919	*/
1903	bool	1920	bool
1904	rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW	1921	rxvt_term::scr_page (int nlines) noexcept
1905	{	1922	{
1906	int new_view_start =
1907	direction == UP ? view_start - nlines
1908	: view_start + nlines;
1909
1910	return scr_changeview (new_view_start);	1923	return scr_changeview (view_start - nlines);
1911	}	1924	}
1912		1925
1913	bool	1926	bool
1914	rxvt_term::scr_changeview (int new_view_start) NOTHROW	1927	rxvt_term::scr_changeview (int new_view_start) noexcept
1915	{	1928	{
1916	clamp_it (new_view_start, top_row, 0);	1929	clamp_it (new_view_start, top_row, 0);
1917		1930
1918	if (new_view_start == view_start)	1931	if (new_view_start == view_start)
1919	return false;	1932	return false;
…		…
1937	}	1950	}
1938	#endif	1951	#endif
1939		1952
1940	/* ------------------------------------------------------------------------- */	1953	/* ------------------------------------------------------------------------- */
1941	void	1954	void
1942	rxvt_term::scr_bell () NOTHROW	1955	rxvt_term::scr_bell () noexcept
1943	{	1956	{
1944	#ifndef NO_BELL	1957	#ifndef NO_BELL
1945		1958
1946	# ifndef NO_MAPALERT	1959	# ifndef NO_MAPALERT
1947	# ifdef MAPALERT_OPTION	1960	# ifdef MAPALERT_OPTION
…		…
1969	#endif	1982	#endif
1970	}	1983	}
1971		1984
1972	/* ------------------------------------------------------------------------- */	1985	/* ------------------------------------------------------------------------- */
1973	void ecb_cold	1986	void ecb_cold
1974	rxvt_term::scr_printscreen (int fullhist) NOTHROW	1987	rxvt_term::scr_printscreen (int fullhist) noexcept
1975	{	1988	{
1976	#ifdef PRINTPIPE	1989	#ifdef PRINTPIPE
1977	int nrows, row_start;	1990	int nrows, row_start;
1978	FILE *fd = popen_printer ();	1991	FILE *fd = popen_printer ();
1979		1992
…		…
2028	* Refresh the screen	2041	* Refresh the screen
2029	* drawn_text/drawn_rend contain the screen information before the update.	2042	* drawn_text/drawn_rend contain the screen information before the update.
2030	* screen.text/screen.rend contain what the screen will change to.	2043	* screen.text/screen.rend contain what the screen will change to.
2031	*/	2044	*/
2032	void ecb_hot	2045	void ecb_hot
2033	rxvt_term::scr_refresh () NOTHROW	2046	rxvt_term::scr_refresh () noexcept
2034	{	2047	{
2035	int16_t col, row, /* column/row we're processing */	2048	int16_t col, row, /* column/row we're processing */
2036	ocrow; /* old cursor row */	2049	ocrow; /* old cursor row */
2037	int i; /* tmp */	2050	int i; /* tmp */
2038	#ifndef NO_CURSORCOLOR
2039	rend_t cc1; /* store colours at cursor position (s) */
2040	#endif
2041	rend_t *crp; // cursor rendition pointer
2042	rend_t ccol1, /* Cursor colour */	2051	rend_t ccol1, /* Cursor colour */
2043	ccol2; /* Cursor colour2 */	2052	ccol2; /* Cursor colour2 */
		2053	rend_t cur_rend;
		2054	int cur_col;
		2055	int cursorwidth;
2044		2056
2045	want_refresh = 0; /* screen is current */	2057	want_refresh = 0; /* screen is current */
2046		2058
2047	if (refresh_type == NO_REFRESH \|\| !mapped)	2059	if (refresh_type == NO_REFRESH \|\| !mapped)
2048	return;	2060	return;
…		…
2052	*/	2064	*/
2053	refresh_count = 0;	2065	refresh_count = 0;
2054		2066
2055	unsigned int old_screen_flags = screen.flags;	2067	unsigned int old_screen_flags = screen.flags;
2056	bool have_bg = 0;	2068	bool have_bg = 0;
2057	#ifdef HAVE_BG_PIXMAP	2069	#ifdef HAVE_IMG
2058	have_bg = bg_pixmap != None;	2070	have_bg = bg_img != 0;
2059	#endif	2071	#endif
2060	ocrow = oldcursor.row; /* is there an old outline cursor on screen? */	2072	ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2061		2073
2062	/*	2074	/*
2063	* B: reverse any characters which are selected	2075	* B: reverse any characters which are selected
…		…
2073		2085
2074	/*	2086	/*
2075	* C: set the cursor character (s)	2087	* C: set the cursor character (s)
2076	*/	2088	*/
2077	{	2089	{
2078	bool setoldcursor;
2079
2080	#ifdef CURSOR_BLINK	2090	#ifdef CURSOR_BLINK
2081	if (hidden_cursor)	2091	if (hidden_cursor)
2082	showcursor = 0;	2092	showcursor = 0;
2083	#endif	2093	#endif
2084		2094
…		…
2087	int col = screen.cur.col;	2097	int col = screen.cur.col;
2088		2098
2089	while (col && ROW(screen.cur.row).t[col] == NOCHAR)	2099	while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2090	col--;	2100	col--;
2091		2101
		2102	cursorwidth = 1;
		2103	while (col + cursorwidth < ncol
		2104	&& ROW(screen.cur.row).t[col + cursorwidth] == NOCHAR)
		2105	cursorwidth++;
		2106
2092	crp = &ROW(screen.cur.row).r[col];	2107	cur_rend = ROW(screen.cur.row).r[col];
		2108	cur_col = col;
2093		2109
2094	#ifndef NO_CURSORCOLOR	2110	#ifndef NO_CURSORCOLOR
2095	cc1 = *crp & (RS_fgMask \| RS_bgMask);
2096	if (ISSET_PIXCOLOR (Color_cursor))	2111	if (ISSET_PIXCOLOR (Color_cursor))
2097	ccol1 = Color_cursor;	2112	ccol1 = Color_cursor;
2098	else	2113	else
2099	#endif	2114	#endif
2100	#ifdef CURSOR_COLOR_IS_RENDITION_COLOR	2115	#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
…		…
2112	ccol2 = bgcolor_of (rstyle);	2127	ccol2 = bgcolor_of (rstyle);
2113	#else	2128	#else
2114	ccol2 = Color_bg;	2129	ccol2 = Color_bg;
2115	#endif	2130	#endif
2116		2131
2117	if (focus)	2132	if (focus && cursor_type == 0)
2118	{	2133	{
2119	if (option (Opt_cursorUnderline))	2134	rend_t rend = cur_rend;
2120	*crp ^= RS_Uline;	2135
2121	else
2122	{
2123	*crp ^= RS_RVid;	2136	rend ^= RS_RVid;
2124	crp = SET_FGCOLOR (crp, ccol1);	2137	rend = SET_FGCOLOR (rend, ccol1);
2125	crp = SET_BGCOLOR (crp, ccol2);	2138	rend = SET_BGCOLOR (rend, ccol2);
2126	}	2139
		2140	scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
2127	}	2141	}
2128	}	2142	}
2129		2143
2130	/* make sure no outline cursor is left around */	2144	/* make sure no outline cursor is left around */
2131	setoldcursor = 0;	2145	if (ocrow != -1 && ocrow < nrow && oldcursor.col < ncol)
2132	if (ocrow != -1)	2146	drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid \| RS_Uline);
		2147
		2148	// save the current cursor coordinates if the cursor is visible
		2149	// and either the window is unfocused or the cursor style is
		2150	// underline or vertical bar, so as to clear the outline cursor in
		2151	// the next refresh if the cursor moves or becomes invisible
		2152	if (showcursor && (!focus \|\| cursor_type != 0) && screen.cur.row - view_start < nrow)
2133	{	2153	{
2134	if (screen.cur.row - view_start != ocrow	2154	oldcursor.row = screen.cur.row - view_start;
2135	\|\| screen.cur.col != oldcursor.col)	2155	oldcursor.col = screen.cur.col;
2136	{
2137	if (ocrow < nrow
2138	&& oldcursor.col < ncol)
2139	drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid \| RS_Uline);
2140
2141	if (focus \|\| !showcursor)
2142	oldcursor.row = -1;
2143	else
2144	setoldcursor = 1;
2145	}
2146	}	2156	}
2147	else if (!focus)	2157	else
2148	setoldcursor = 1;
2149
2150	if (setoldcursor)
2151	{
2152	if (screen.cur.row - view_start >= nrow)
2153	oldcursor.row = -1;	2158	oldcursor.row = -1;
2154	else
2155	{
2156	oldcursor.row = screen.cur.row - view_start;
2157	oldcursor.col = screen.cur.col;
2158	}
2159	}
2160	}	2159	}
2161		2160
2162	#ifndef NO_SLOW_LINK_SUPPORT	2161	#ifndef NO_SLOW_LINK_SUPPORT
2163	/*	2162	/*
2164	* D: CopyArea pass - very useful for slower links	2163	* D: CopyArea pass - very useful for slower links
…		…
2245	int ypixel = (int)Row2Pixel (row);	2244	int ypixel = (int)Row2Pixel (row);
2246		2245
2247	for (col = 0; col < ncol; col++)	2246	for (col = 0; col < ncol; col++)
2248	{	2247	{
2249	/* compare new text with old - if exactly the same then continue */	2248	/* compare new text with old - if exactly the same then continue */
2250	if (stp[col] == dtp[col] /* Must match characters to skip. */	2249	if (stp[col] == dtp[col] && RS_SAME (srp[col], drp[col]))
2251	&& (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2252	\|\| (stp[col] == ' ' /* space w/ no background change */
2253	&& GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2254	continue;	2250	continue;
2255		2251
2256	// redraw one or more characters	2252	// redraw one or more characters
2257		2253
2258	// seek to the beginning of wide characters	2254	// seek to the beginning of wide characters
…		…
2430	else	2426	else
2431	font->draw (*drawable, xpixel, ypixel, text, count, fore, back);	2427	font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2432		2428
2433	if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))	2429	if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2434	{	2430	{
		2431	if (showcursor && focus && row == screen.cur.row
		2432	&& IN_RANGE_EXC (col, cur_col, cur_col + cursorwidth))
		2433	XSetForeground (dpy, gc, pix_colors[ccol1]);
		2434	else
2435	#if ENABLE_FRILLS	2435	#if ENABLE_FRILLS
2436	if (ISSET_PIXCOLOR (Color_underline))	2436	if (ISSET_PIXCOLOR (Color_underline))
2437	XSetForeground (dpy, gc, pix_colors[Color_underline]);	2437	XSetForeground (dpy, gc, pix_colors[Color_underline]);
2438	else	2438	else
2439	#endif	2439	#endif
…		…
2451	*/	2451	*/
2452	if (showcursor)	2452	if (showcursor)
2453	{	2453	{
2454	if (focus)	2454	if (focus)
2455	{	2455	{
2456	if (option (Opt_cursorUnderline))	2456	if (cursor_type == 0)
2457	*crp ^= RS_Uline;	2457	scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2458	else	2458	else if (oldcursor.row >= 0)
2459	{	2459	{
2460	*crp ^= RS_RVid;	2460	XSetForeground (dpy, gc, pix_colors[ccol1]);
2461	#ifndef NO_CURSORCOLOR	2461	if (cursor_type == 1)
2462	crp = (crp & ~ (RS_fgMask \| RS_bgMask)) \| cc1;	2462	XFillRectangle (dpy, vt, gc,
2463	#endif	2463	Col2Pixel (cur_col),
		2464	Row2Pixel (oldcursor.row + 1) - 2,
		2465	Width2Pixel (1),
		2466	2);
		2467	else
		2468	XFillRectangle (dpy, vt, gc,
		2469	Col2Pixel (cur_col),
		2470	Row2Pixel (oldcursor.row),
		2471	2,
		2472	Height2Pixel (1));
2464	}	2473	}
2465	}	2474	}
2466	else if (oldcursor.row >= 0)	2475	else if (oldcursor.row >= 0)
2467	{	2476	{
2468	int cursorwidth = 1;
2469	int col = oldcursor.col;
2470
2471	while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2472	col--;
2473
2474	while (col + cursorwidth < ncol
2475	&& drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2476	cursorwidth++;
2477
2478	#ifndef NO_CURSORCOLOR
2479	if (ISSET_PIXCOLOR (Color_cursor))
2480	XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2481	else
2482	#endif
2483	XSetForeground (dpy, gc, pix_colors[ccol1]);	2477	XSetForeground (dpy, gc, pix_colors[ccol1]);
2484		2478
2485	XDrawRectangle (dpy, vt, gc,	2479	XDrawRectangle (dpy, vt, gc,
2486	Col2Pixel (col),	2480	Col2Pixel (cur_col),
2487	Row2Pixel (oldcursor.row),	2481	Row2Pixel (oldcursor.row),
2488	(unsigned int) (Width2Pixel (cursorwidth) - 1),	2482	(unsigned int) (Width2Pixel (cursorwidth) - 1),
2489	(unsigned int) (Height2Pixel (1) - 1));	2483	(unsigned int) (Height2Pixel (1) - 1));
2490	}	2484	}
2491	}	2485	}
…		…
2504	num_scr = 0;	2498	num_scr = 0;
2505	num_scr_allow = 1;	2499	num_scr_allow = 1;
2506	}	2500	}
2507		2501
2508	void ecb_cold	2502	void ecb_cold
2509	rxvt_term::scr_remap_chars (line_t &l) NOTHROW	2503	rxvt_term::scr_remap_chars (line_t &l) noexcept
2510	{	2504	{
2511	if (!l.valid ())	2505	if (!l.valid ())
2512	return;	2506	return;
2513		2507
2514	l.touch (); // maybe a bit of an overkill, but it's not performance-relevant	2508	l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
…		…
2516	for (int i = ncol; i--; )	2510	for (int i = ncol; i--; )
2517	l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));	2511	l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2518	}	2512	}
2519		2513
2520	void ecb_cold	2514	void ecb_cold
2521	rxvt_term::scr_remap_chars () NOTHROW	2515	rxvt_term::scr_remap_chars () noexcept
2522	{	2516	{
2523	for (int i = total_rows; i--; )	2517	for (int i = total_rows; i--; )
2524	scr_remap_chars (row_buf [i]);	2518	scr_remap_chars (row_buf [i]);
2525		2519
2526	for (int i = nrow; i--; )	2520	for (int i = nrow; i--; )
…		…
2529	scr_remap_chars (swap_buf [i]);	2523	scr_remap_chars (swap_buf [i]);
2530	}	2524	}
2531	}	2525	}
2532		2526
2533	void ecb_cold	2527	void ecb_cold
2534	rxvt_term::scr_recolour (bool refresh) NOTHROW	2528	rxvt_term::scr_recolor (bool refresh) noexcept
2535	{	2529	{
2536	bool transparent = false;	2530	bool transparent = false;
2537		2531
2538	#ifdef HAVE_BG_PIXMAP	2532	#ifdef HAVE_IMG
2539	if (bg_pixmap != None)	2533	if (bg_img != 0)
2540	{	2534	{
2541	# ifdef ENABLE_TRANSPARENCY	2535	# if ENABLE_TRANSPARENCY
2542	if (bg_flags & BG_IS_TRANSPARENT)	2536	if (bg_flags & BG_IS_TRANSPARENT)
2543	{	2537	{
2544	XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);	2538	XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2545	XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);	2539	XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2546		2540
2547	transparent = true;	2541	transparent = true;
2548	}	2542	}
2549	else	2543	else
2550	# endif	2544	# endif
2551	{	2545	{
2552	XSetWindowBackground (dpy, parent, pix_colors[Color_border]);	2546	XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2553	XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);	2547	XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2554	}	2548	}
2555	}	2549	}
2556	else	2550	else
2557	#endif	2551	#endif
2558	{	2552	{
…		…
2560	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);	2554	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2561	}	2555	}
2562		2556
2563	XClearWindow (dpy, parent);	2557	XClearWindow (dpy, parent);
2564		2558
2565	if (scrollBar.win)	2559	if (scrollBar.state && scrollBar.win)
2566	{	2560	{
2567	if (transparent)	2561	if (transparent)
2568	XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);	2562	XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2569	else	2563	else
2570	XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);	2564	XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2571	scrollBar.state = SB_STATE_IDLE;	2565	scrollBar.state = SB_STATE_IDLE;
2572	scrollBar.show (0);	2566	scrollBar.show (0);
2573	}	2567	}
2574		2568
2575	if (refresh)	2569	if (refresh)
…		…
2580	want_refresh = 1;	2574	want_refresh = 1;
2581	}	2575	}
2582		2576
2583	/* ------------------------------------------------------------------------- */	2577	/* ------------------------------------------------------------------------- */
2584	void	2578	void
2585	rxvt_term::scr_clear (bool really) NOTHROW	2579	rxvt_term::scr_clear (bool really) noexcept
2586	{	2580	{
2587	if (!mapped)	2581	if (!mapped)
2588	return;	2582	return;
2589		2583
2590	num_scr_allow = 0;	2584	num_scr_allow = 0;
…		…
2593	if (really)	2587	if (really)
2594	XClearWindow (dpy, vt);	2588	XClearWindow (dpy, vt);
2595	}	2589	}
2596		2590
2597	void	2591	void
2598	rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW	2592	rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) noexcept
2599	{	2593	{
2600	int view_end = view_start + nrow;	2594	int view_end = view_start + nrow;
2601	int row, col;	2595	int row, col;
2602		2596
2603	for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)	2597	for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
…		…
2615	srp[col] ^= rstyle2;	2609	srp[col] ^= rstyle2;
2616	}	2610	}
2617	}	2611	}
2618		2612
2619	void	2613	void
2620	rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW	2614	rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) noexcept
2621	{	2615	{
2622	int view_end = view_start + nrow;	2616	int view_end = view_start + nrow;
2623	int row, col;	2617	int row, col;
2624		2618
2625	if (beg_row >= view_start)	2619	if (beg_row >= view_start)
…		…
2642	srp[col] ^= rstyle;	2636	srp[col] ^= rstyle;
2643	}	2637	}
2644		2638
2645	/* ------------------------------------------------------------------------- */	2639	/* ------------------------------------------------------------------------- */
2646	void ecb_hot	2640	void ecb_hot
2647	rxvt_term::scr_reverse_selection () NOTHROW	2641	rxvt_term::scr_reverse_selection () noexcept
2648	{	2642	{
2649	if (selection.op	2643	if (selection.op
2650	&& current_screen == selection.screen	2644	&& current_screen == selection.screen
2651	&& selection.end.row >= view_start)	2645	&& selection.end.row >= view_start)
2652	{	2646	{
…		…
2668	* Dump the whole scrollback and screen to the passed filedescriptor. The	2662	* Dump the whole scrollback and screen to the passed filedescriptor. The
2669	* invoking routine must close the fd.	2663	* invoking routine must close the fd.
2670	*/	2664	*/
2671	#if 0	2665	#if 0
2672	void	2666	void
2673	rxvt_term::scr_dump (int fd) NOTHROW	2667	rxvt_term::scr_dump (int fd) noexcept
2674	{	2668	{
2675	// if this method is needed, it can be implemented by factoring the	2669	// if this method is needed, it can be implemented by factoring the
2676	// relevant code in scr_printscreen	2670	// relevant code in scr_printscreen
2677	}	2671	}
2678	#endif	2672	#endif
2679		2673
2680	/* ------------------------------------------------------------------------- *	2674	/* ------------------------------------------------------------------------- *
2681	* CHARACTER SELECTION *	2675	* CHARACTER SELECTION *
2682	* ------------------------------------------------------------------------- */	2676	* ------------------------------------------------------------------------- */
2683	void	2677	void
2684	rxvt_term::selection_check (int check_more) NOTHROW	2678	rxvt_term::selection_check (int check_more) noexcept
2685	{	2679	{
2686	if (!selection.op)	2680	if (!selection.op)
2687	return;	2681	return;
2688		2682
2689	if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)	2683	if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
…		…
2694	&& !ROWCOL_IS_BEFORE (screen.cur, selection.beg)	2688	&& !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2695	&& ROWCOL_IS_BEFORE (screen.cur, selection.end)))	2689	&& ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2696	CLEAR_ALL_SELECTION ();	2690	CLEAR_ALL_SELECTION ();
2697	}	2691	}
2698		2692
		2693	void
		2694	rxvt_term::selection_changed () noexcept
		2695	{
		2696	line_t &r1 = ROW (selection.beg.row);
		2697	while (selection.beg.col < r1.l && r1.t [selection.beg.col] == NOCHAR)
		2698	++selection.beg.col;
		2699
		2700	line_t &r2 = ROW (selection.end.row);
		2701	while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
		2702	++selection.end.col;
		2703
		2704	want_refresh = 1;
		2705	}
		2706
2699	/* ------------------------------------------------------------------------- */	2707	/* ------------------------------------------------------------------------- */
2700	/*	2708	/*
2701	* Paste a selection direct to the command fd	2709	* Paste a selection direct to the command fd
2702	*/	2710	*/
2703	void	2711	void
2704	rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW	2712	rxvt_term::tt_paste (char *data, unsigned int len) noexcept
2705	{	2713	{
2706	/* convert normal newline chars into common keyboard Return key sequence */	2714	/* convert normal newline chars into common keyboard Return key sequence */
2707	for (unsigned int i = 0; i < len; i++)	2715	for (unsigned int i = 0; i < len; i++)
2708	if (data[i] == C0_LF)	2716	if (data[i] == C0_LF)
2709	data[i] = C0_CR;	2717	data[i] = C0_CR;
2710		2718
2711	if (priv_modes & PrivMode_BracketPaste)	2719	#if ENABLE_FRILLS
		2720	if ((priv_modes & PrivMode_BracketPaste) && !option (Opt_disablePasteBrackets))
2712	tt_printf ("\x1b[200~");	2721	tt_printf ("\x1b[200~");
		2722	#endif
2713		2723
2714	tt_write (data, len);	2724	tt_write (data, len);
2715		2725
2716	if (priv_modes & PrivMode_BracketPaste)	2726	#if ENABLE_FRILLS
		2727	if ((priv_modes & PrivMode_BracketPaste) && !option (Opt_disablePasteBrackets))
2717	tt_printf ("\x1b[201~");	2728	tt_printf ("\x1b[201~");
		2729	#endif
2718	}	2730	}
2719		2731
2720	void	2732	void
2721	rxvt_term::paste (char *data, unsigned int len) NOTHROW	2733	rxvt_term::paste (char *data, unsigned int len) noexcept
2722	{	2734	{
2723	if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))	2735	if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2724	return;	2736	return;
2725		2737
2726	tt_paste (data, len);	2738	tt_paste (data, len);
…		…
2732	* if the requested selection has no owner or is empty CUT_BUFFER0 is used	2744	* if the requested selection has no owner or is empty CUT_BUFFER0 is used
2733	* as fallback	2745	* as fallback
2734	* EXT: button 2 release	2746	* EXT: button 2 release
2735	*/	2747	*/
2736	void	2748	void
2737	rxvt_term::selection_request (Time tm, int selnum) NOTHROW	2749	rxvt_term::selection_request (Time tm, int selnum) noexcept
2738	{	2750	{
2739	if (!selection_req)	2751	if (!selection_req)
2740	{	2752	{
2741	selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);	2753	selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2742	selection_req->run ();	2754	selection_req->run ();
…		…
2747	/*	2759	/*
2748	* Clear all selected text	2760	* Clear all selected text
2749	* EXT: SelectionClear	2761	* EXT: SelectionClear
2750	*/	2762	*/
2751	void	2763	void
2752	rxvt_term::selection_clear (bool clipboard) NOTHROW	2764	rxvt_term::selection_clear (bool clipboard) noexcept
2753	{	2765	{
2754	if (!clipboard)	2766	if (!clipboard)
2755	{	2767	{
2756	want_refresh = 1;	2768	want_refresh = 1;
2757	free (selection.text);	2769	free (selection.text);
…		…
2842	if (*t == NOCHAR)	2854	if (*t == NOCHAR)
2843	t++;	2855	t++;
2844	#if ENABLE_COMBINING	2856	#if ENABLE_COMBINING
2845	else if (IS_COMPOSE (*t))	2857	else if (IS_COMPOSE (*t))
2846	{	2858	{
2847	int len = rxvt_composite.expand (*t, 0);	2859	int len = rxvt_composite.expand (*t);
2848		2860
2849	extra -= (len - 1);	2861	extra -= (len - 1);
2850		2862
2851	if (extra < 0)	2863	if (extra < 0)
2852	{	2864	{
…		…
2899		2911
2900	selection_grab (tm);	2912	selection_grab (tm);
2901	}	2913	}
2902		2914
2903	bool	2915	bool
2904	rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW	2916	rxvt_term::selection_grab (Time tm, bool clipboard) noexcept
2905	{	2917	{
2906	Atom sel;	2918	Atom sel;
2907		2919
2908	if (!clipboard)	2920	if (!clipboard)
2909	{	2921	{
…		…
2943	/*	2955	/*
2944	* Mark or select text based upon number of clicks: 1, 2, or 3	2956	* Mark or select text based upon number of clicks: 1, 2, or 3
2945	* EXT: button 1 press	2957	* EXT: button 1 press
2946	*/	2958	*/
2947	void ecb_cold	2959	void ecb_cold
2948	rxvt_term::selection_click (int clicks, int x, int y) NOTHROW	2960	rxvt_term::selection_click (int clicks, int x, int y) noexcept
2949	{	2961	{
2950	clicks = ((clicks - 1) % 3) + 1;	2962	clicks = ((clicks - 1) % 3) + 1;
2951	selection.clicks = clicks; /* save clicks so extend will work */	2963	selection.clicks = clicks; /* save clicks so extend will work */
2952		2964
2953	if (clicks == 2 && !selection.rect	2965	if (clicks == 2 && !selection.rect
…		…
2972	/* ------------------------------------------------------------------------- */	2984	/* ------------------------------------------------------------------------- */
2973	/*	2985	/*
2974	* Mark a selection at the specified col/row	2986	* Mark a selection at the specified col/row
2975	*/	2987	*/
2976	void ecb_cold	2988	void ecb_cold
2977	rxvt_term::selection_start_colrow (int col, int row) NOTHROW	2989	rxvt_term::selection_start_colrow (int col, int row) noexcept
2978	{	2990	{
2979	want_refresh = 1;	2991	want_refresh = 1;
2980		2992
2981	selection.mark.row = row + view_start;	2993	selection.mark.row = row + view_start;
2982	selection.mark.col = col;	2994	selection.mark.col = col;
…		…
3004	* Word select: select text for 2 clicks	3016	* Word select: select text for 2 clicks
3005	* We now only find out the boundary in one direction	3017	* We now only find out the boundary in one direction
3006	*/	3018	*/
3007		3019
3008	/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */	3020	/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3009	#define DELIMIT_TEXT(x) \	3021	#define DELIMIT_TEXT(x) \
3010	(unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))	3022	(unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3011	#define DELIMIT_REND(x) 1	3023	#define DELIMIT_REND(x) 1
3012		3024
3013	void ecb_cold	3025	void ecb_cold
3014	rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t mark, row_col_t ret) NOTHROW	3026	rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t mark, row_col_t ret) noexcept
3015	{	3027	{
3016	int col, row, dirnadd, tcol, trow, w1, w2;	3028	int col, row, dirnadd, tcol, trow, w1, w2;
3017	row_col_t bound;	3029	row_col_t bound;
3018	text_t *stp;	3030	text_t *stp;
3019	rend_t *srp;	3031	rend_t *srp;
…		…
3093	* flag == 0 ==> button 1	3105	* flag == 0 ==> button 1
3094	* flag == 1 ==> button 3 press	3106	* flag == 1 ==> button 3 press
3095	* flag == 2 ==> button 3 motion	3107	* flag == 2 ==> button 3 motion
3096	*/	3108	*/
3097	void ecb_cold	3109	void ecb_cold
3098	rxvt_term::selection_extend (int x, int y, int flag) NOTHROW	3110	rxvt_term::selection_extend (int x, int y, int flag) noexcept
3099	{	3111	{
3100	int col = clamp (Pixel2Col (x), 0, ncol);	3112	int col = clamp (Pixel2Col (x), 0, ncol);
3101	int row = clamp (Pixel2Row (y), 0, nrow - 1);	3113	int row = clamp (Pixel2Row (y), 0, nrow - 1);
3102		3114
3103	/*	3115	/*
…		…
3129	/* ------------------------------------------------------------------------- */	3141	/* ------------------------------------------------------------------------- */
3130	/*	3142	/*
3131	* Extend the selection to the specified col/row	3143	* Extend the selection to the specified col/row
3132	*/	3144	*/
3133	void ecb_cold	3145	void ecb_cold
3134	rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW	3146	rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) noexcept
3135	{	3147	{
3136	row_col_t pos;	3148	row_col_t pos;
3137	enum {	3149	enum {
3138	LEFT, RIGHT	3150	LEFT, RIGHT
3139	} closeto = RIGHT;	3151	} closeto = RIGHT;
3140
3141	want_refresh = 1;
3142		3152
3143	switch (selection.op)	3153	switch (selection.op)
3144	{	3154	{
3145	case SELECTION_INIT:	3155	case SELECTION_INIT:
3146	CLEAR_SELECTION ();	3156	CLEAR_SELECTION ();
…		…
3326		3336
3327	#if !ENABLE_MINIMAL	3337	#if !ENABLE_MINIMAL
3328	if (selection.rect && selection.beg.col > selection.end.col)	3338	if (selection.rect && selection.beg.col > selection.end.col)
3329	::swap (selection.beg.col, selection.end.col);	3339	::swap (selection.beg.col, selection.end.col);
3330	#endif	3340	#endif
		3341
		3342	selection_changed ();
3331	}	3343	}
3332		3344
3333	#if !ENABLE_MINIMAL	3345	#if !ENABLE_MINIMAL
3334	void ecb_cold	3346	void ecb_cold
3335	rxvt_term::selection_remove_trailing_spaces () NOTHROW	3347	rxvt_term::selection_remove_trailing_spaces () noexcept
3336	{	3348	{
3337	int32_t end_col, end_row;	3349	int32_t end_col, end_row;
3338	text_t *stp;	3350	text_t *stp;
3339		3351
3340	end_col = selection.end.col;	3352	end_col = selection.end.col;
…		…
3378	/*	3390	/*
3379	* Double click on button 3 when already selected	3391	* Double click on button 3 when already selected
3380	* EXT: button 3 double click	3392	* EXT: button 3 double click
3381	*/	3393	*/
3382	void ecb_cold	3394	void ecb_cold
3383	rxvt_term::selection_rotate (int x, int y) NOTHROW	3395	rxvt_term::selection_rotate (int x, int y) noexcept
3384	{	3396	{
3385	selection.clicks = selection.clicks % 3 + 1;	3397	selection.clicks = selection.clicks % 3 + 1;
3386	selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);	3398	selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3387	}	3399	}
3388		3400
…		…
3390	/*	3402	/*
3391	* Respond to a request for our current selection	3403	* Respond to a request for our current selection
3392	* EXT: SelectionRequest	3404	* EXT: SelectionRequest
3393	*/	3405	*/
3394	void ecb_cold	3406	void ecb_cold
3395	rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW	3407	rxvt_term::selection_send (const XSelectionRequestEvent &rq) noexcept
3396	{	3408	{
3397	Atom property = rq.property == None ? rq.target : rq.property;	3409	Atom property = rq.property == None ? rq.target : rq.property;
3398	XSelectionEvent ev;	3410	XSelectionEvent ev;
3399		3411
3400	ev.type = SelectionNotify;	3412	ev.type = SelectionNotify;
…		…
3492	cl = selection.clip_text;	3504	cl = selection.clip_text;
3493	selectlen = selection.clip_len;	3505	selectlen = selection.clip_len;
3494	}	3506	}
3495	else	3507	else
3496	{	3508	{
3497	cl = L"";	3509	cl = (wchar_t *)L"";
3498	selectlen = 0;	3510	selectlen = 0;
3499	}	3511	}
3500		3512
3501	#if !ENABLE_MINIMAL	3513	#if !ENABLE_MINIMAL
3502	// xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it	3514	// xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
…		…
3532		3544
3533	XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);	3545	XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3534	}	3546	}
3535		3547
3536	/* ------------------------------------------------------------------------- */	3548	/* ------------------------------------------------------------------------- */
3537	#ifdef USE_XIM	3549	#if USE_XIM
3538	void ecb_cold	3550	void ecb_cold
3539	rxvt_term::im_set_position (XPoint &pos) NOTHROW	3551	rxvt_term::im_set_position (XPoint &pos) noexcept
3540	{	3552	{
3541	XWindowAttributes xwa;	3553	XWindowAttributes xwa;
3542		3554
3543	XGetWindowAttributes (dpy, vt, &xwa);	3555	XGetWindowAttributes (dpy, vt, &xwa);
3544		3556
…		…
3547	}	3559	}
3548	#endif	3560	#endif
3549		3561
3550	#if ENABLE_OVERLAY	3562	#if ENABLE_OVERLAY
3551	void	3563	void
3552	rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW	3564	rxvt_term::scr_overlay_new (int x, int y, int w, int h) noexcept
3553	{	3565	{
3554	if (nrow < 1 \|\| ncol < 1)	3566	if (nrow < 1 \|\| ncol < 1)
3555	return;	3567	return;
3556		3568
3557	want_refresh = 1;	3569	want_refresh = 1;
…		…
3602	*rp = r;	3614	*rp = r;
3603	}	3615	}
3604	}	3616	}
3605		3617
3606	void	3618	void
3607	rxvt_term::scr_overlay_off () NOTHROW	3619	rxvt_term::scr_overlay_off () noexcept
3608	{	3620	{
3609	if (!ov.text)	3621	if (!ov.text)
3610	return;	3622	return;
3611		3623
3612	want_refresh = 1;	3624	want_refresh = 1;
…		…
3620	delete [] ov.text; ov.text = 0;	3632	delete [] ov.text; ov.text = 0;
3621	delete [] ov.rend; ov.rend = 0;	3633	delete [] ov.rend; ov.rend = 0;
3622	}	3634	}
3623		3635
3624	void	3636	void
3625	rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW	3637	rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) noexcept
3626	{	3638	{
3627	if (!ov.text \|\| x >= ov.w - 2 \|\| y >= ov.h - 2)	3639	if (!ov.text \|\| x >= ov.w - 2 \|\| y >= ov.h - 2)
3628	return;	3640	return;
3629		3641
3630	x++, y++;	3642	x++, y++;
…		…
3632	ov.text[y][x] = text;	3644	ov.text[y][x] = text;
3633	ov.rend[y][x] = rend;	3645	ov.rend[y][x] = rend;
3634	}	3646	}
3635		3647
3636	void	3648	void
3637	rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW	3649	rxvt_term::scr_overlay_set (int x, int y, const char *s) noexcept
3638	{	3650	{
3639	while (*s)	3651	while (*s)
3640	scr_overlay_set (x++, y, *s++);	3652	scr_overlay_set (x++, y, *s++);
3641	}	3653	}
3642		3654
3643	void	3655	void
3644	rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW	3656	rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) noexcept
3645	{	3657	{
3646	while (*s)	3658	while (*s)
3647	{	3659	{
3648	text_t t = *s++;	3660	text_t t = *s++;
3649	int width = WCWIDTH (t);	3661	int width = WCWIDTH (t);
…		…
3655	}	3667	}
3656	}	3668	}
3657	}	3669	}
3658		3670
3659	void	3671	void
3660	rxvt_term::scr_swap_overlay () NOTHROW	3672	rxvt_term::scr_swap_overlay () noexcept
3661	{	3673	{
3662	if (!ov.text)	3674	if (!ov.text)
3663	return;	3675	return;
3664		3676
3665	// hide cursor if it is within the overlay area	3677	// hide cursor if it is within the overlay area

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Comparing rxvt-unicode/src/screen.C (file contents): Revision 1.418 by sf-exg, Mon May 28 21:13:36 2012 UTC vs. Revision 1.463 by root, Sat Jul 3 04:04:13 2021 UTC

Diff Legend

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.418 by sf-exg, Mon May 28 21:13:36 2012 UTC vs.
Revision 1.463 by root, Sat Jul 3 04:04:13 2021 UTC