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

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.420 by root, Mon Jun 4 15:18:52 2012 UTC vs.
Revision 1.460 by sf-exg, Thu May 13 19:40:20 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;
…		…
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
…		…
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 (or after scr_release) 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
…		…
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--; )
…		…
427		441
428	HOOK_INVOKE ((this, HOOK_RESET, DT_END));	442	HOOK_INVOKE ((this, HOOK_RESET, DT_END));
429	}	443	}
430		444
431	void ecb_cold	445	void ecb_cold
432	rxvt_term::scr_release () NOTHROW	446	rxvt_term::scr_release () noexcept
433	{	447	{
434	free (chunk); chunk = 0; row_buf = 0;	448	chunk_free (chunk, chunk_size);
435	free (tabs); tabs = 0;	449	chunk = 0;
		450	row_buf = 0;
		451
		452	free (tabs);
		453	tabs = 0;
436	}	454	}
437		455
438	/* ------------------------------------------------------------------------- */	456	/* ------------------------------------------------------------------------- */
439	/*	457	/*
440	* Hard/Soft reset	458	* Hard/Soft reset
…		…
452	scr_clear (true);	470	scr_clear (true);
453	scr_refresh ();	471	scr_refresh ();
454	}	472	}
455		473
456	void ecb_cold	474	void ecb_cold
457	rxvt_term::scr_soft_reset () NOTHROW	475	rxvt_term::scr_soft_reset () noexcept
458	{	476	{
459	/* only affects modes, nothing drastic such as clearing the screen */	477	/* only affects modes, nothing drastic such as clearing the screen */
460	#if ENABLE_OVERLAY	478	#if ENABLE_OVERLAY
461	scr_overlay_off ();	479	scr_overlay_off ();
462	#endif	480	#endif
…		…
476	* Save and Restore cursor	494	* Save and Restore cursor
477	* XTERM_SEQ: Save cursor : ESC 7	495	* XTERM_SEQ: Save cursor : ESC 7
478	* XTERM_SEQ: Restore cursor: ESC 8	496	* XTERM_SEQ: Restore cursor: ESC 8
479	*/	497	*/
480	void	498	void
481	rxvt_term::scr_cursor (cursor_mode mode) NOTHROW	499	rxvt_term::scr_cursor (cursor_mode mode) noexcept
482	{	500	{
483	screen_t *s;	501	screen_t *s;
484		502
485	#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)	503	#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
486	if (current_screen == SECONDARY)	504	if (current_screen == SECONDARY)
…		…
517	assert (s->cur.row >= 0);	535	assert (s->cur.row >= 0);
518	assert (s->cur.col >= 0);	536	assert (s->cur.col >= 0);
519	}	537	}
520		538
521	void	539	void
522	rxvt_term::scr_swap_screen () NOTHROW	540	rxvt_term::scr_swap_screen () noexcept
523	{	541	{
524	if (!option (Opt_secondaryScreen))	542	if (!option (Opt_secondaryScreen))
525	return;	543	return;
526		544
527	for (int i = prev_nrow; i--; )	545	for (int i = prev_nrow; i--; )
…		…
575	scr_scroll_text (0, prev_nrow - 1, prev_nrow);	593	scr_scroll_text (0, prev_nrow - 1, prev_nrow);
576	}	594	}
577		595
578	// clear WrapNext indicator, solidifying position on next line	596	// clear WrapNext indicator, solidifying position on next line
579	void	597	void
580	rxvt_term::scr_do_wrap () NOTHROW	598	rxvt_term::scr_do_wrap () noexcept
581	{	599	{
582	if (!(screen.flags & Screen_WrapNext))	600	if (!(screen.flags & Screen_WrapNext))
583	return;	601	return;
584		602
585	screen.flags &= ~Screen_WrapNext;	603	screen.flags &= ~Screen_WrapNext;
…		…
595	/* ------------------------------------------------------------------------- */	613	/* ------------------------------------------------------------------------- */
596	/*	614	/*
597	* Change the colour for following text	615	* Change the colour for following text
598	*/	616	*/
599	void	617	void
600	rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW	618	rxvt_term::scr_color (unsigned int color, int fgbg) noexcept
601	{	619	{
602	if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))	620	if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR24))
603	color = fgbg;	621	color = fgbg;
604		622
605	if (fgbg == Color_fg)	623	if (fgbg == Color_fg)
606	rstyle = SET_FGCOLOR (rstyle, color);	624	rstyle = SET_FGCOLOR (rstyle, color);
607	else	625	else
…		…
611	/* ------------------------------------------------------------------------- */	629	/* ------------------------------------------------------------------------- */
612	/*	630	/*
613	* Change the rendition style for following text	631	* Change the rendition style for following text
614	*/	632	*/
615	void	633	void
616	rxvt_term::scr_rendition (int set, int style) NOTHROW	634	rxvt_term::scr_rendition (int set, int style) noexcept
617	{	635	{
618	if (set)	636	if (set)
619	rstyle \|= style;	637	rstyle \|= style;
620	else if (style == ~RS_None)	638	else if (style == ~RS_None)
621	rstyle = DEFAULT_RSTYLE;	639	rstyle = DEFAULT_RSTYLE;
…		…
628	* Scroll text between <row1> and <row2> inclusive, by <count> lines	646	* Scroll text between <row1> and <row2> inclusive, by <count> lines
629	* count positive ==> scroll up	647	* count positive ==> scroll up
630	* count negative ==> scroll down	648	* count negative ==> scroll down
631	*/	649	*/
632	int ecb_hot	650	int ecb_hot
633	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
634	{	652	{
635	if (count == 0 \|\| (row1 > row2))	653	if (count == 0 \|\| (row1 > row2))
636	return 0;	654	return 0;
637		655
638	want_refresh = 1;	656	want_refresh = 1;
…		…
698		716
699	// finally move the view window, if desired	717	// finally move the view window, if desired
700	if (option (Opt_scrollWithBuffer)	718	if (option (Opt_scrollWithBuffer)
701	&& view_start != 0	719	&& view_start != 0
702	&& view_start != -saveLines)	720	&& view_start != -saveLines)
703	scr_page (UP, count);	721	scr_page (count);
704		722
705	if (SHOULD_INVOKE (HOOK_SCROLL_BACK))	723	if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
706	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));
707	}	725	}
708	else	726	else
…		…
772	/* ------------------------------------------------------------------------- */	790	/* ------------------------------------------------------------------------- */
773	/*	791	/*
774	* Add text given in <str> of length <len> to screen struct	792	* Add text given in <str> of length <len> to screen struct
775	*/	793	*/
776	void ecb_hot	794	void ecb_hot
777	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
778	{	796	{
779	if (len <= 0) /* sanity */	797	if (len <= 0) /* sanity */
780	return;	798	return;
781		799
782	bool checksel;	800	bool checksel;
…		…
994	}	1012	}
995	else if (screen.cur.row > 0	1013	else if (screen.cur.row > 0
996	&& ROW(screen.cur.row - 1).is_longer ())	1014	&& ROW(screen.cur.row - 1).is_longer ())
997	{	1015	{
998	linep = &ROW(screen.cur.row - 1);	1016	linep = &ROW(screen.cur.row - 1);
999	tp = line->t + ncol - 1;	1017	tp = linep->t + ncol - 1;
1000	rp = line->r + ncol - 1;	1018	rp = linep->r + ncol - 1;
1001	}	1019	}
1002	else	1020	else
1003	continue;	1021	continue;
1004		1022
1005	linep->touch ();	1023	linep->touch ();
…		…
1028	/*	1046	/*
1029	* 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
1030	* XTERM_SEQ: CTRL-H	1048	* XTERM_SEQ: CTRL-H
1031	*/	1049	*/
1032	void	1050	void
1033	rxvt_term::scr_backspace () NOTHROW	1051	rxvt_term::scr_backspace () noexcept
1034	{	1052	{
1035	if (screen.cur.col == 0)	1053	if (screen.cur.col == 0)
1036	{	1054	{
1037	if (screen.cur.row > 0)	1055	if (screen.cur.row > 0)
1038	{	1056	{
…		…
1055	* Process Horizontal Tab	1073	* Process Horizontal Tab
1056	* count: +ve = forward; -ve = backwards	1074	* count: +ve = forward; -ve = backwards
1057	* XTERM_SEQ: CTRL-I	1075	* XTERM_SEQ: CTRL-I
1058	*/	1076	*/
1059	void	1077	void
1060	rxvt_term::scr_tab (int count, bool ht) NOTHROW	1078	rxvt_term::scr_tab (int count, bool ht) noexcept
1061	{	1079	{
1062	int i, x;	1080	int i, x;
1063		1081
1064	want_refresh = 1;	1082	want_refresh = 1;
1065	i = x = screen.cur.col;	1083	i = x = screen.cur.col;
…		…
1132	* 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
1133	* in that row right. Clear left column.	1151	* in that row right. Clear left column.
1134	*/	1152	*/
1135	#if !ENABLE_MINIMAL	1153	#if !ENABLE_MINIMAL
1136	void ecb_cold	1154	void ecb_cold
1137	rxvt_term::scr_backindex () NOTHROW	1155	rxvt_term::scr_backindex () noexcept
1138	{	1156	{
1139	if (screen.cur.col > 0)	1157	if (screen.cur.col > 0)
1140	scr_gotorc (0, -1, R_RELATIVE \| C_RELATIVE);	1158	scr_gotorc (0, -1, R_RELATIVE \| C_RELATIVE);
1141	else	1159	else
1142	scr_insdel_chars (1, INSERT);	1160	scr_insdel_chars (1, INSERT);
…		…
1149	* 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
1150	* in that row left. Clear right column.	1168	* in that row left. Clear right column.
1151	*/	1169	*/
1152	#if !ENABLE_MINIMAL	1170	#if !ENABLE_MINIMAL
1153	void ecb_cold	1171	void ecb_cold
1154	rxvt_term::scr_forwardindex () NOTHROW	1172	rxvt_term::scr_forwardindex () noexcept
1155	{	1173	{
1156	if (screen.cur.col < ncol - 1)	1174	if (screen.cur.col < ncol - 1)
1157	scr_gotorc (0, 1, R_RELATIVE \| C_RELATIVE);	1175	scr_gotorc (0, 1, R_RELATIVE \| C_RELATIVE);
1158	else	1176	else
1159	{	1177	{
…		…
1172	/* ------------------------------------------------------------------------- */	1190	/* ------------------------------------------------------------------------- */
1173	/*	1191	/*
1174	* Goto Row/Column	1192	* Goto Row/Column
1175	*/	1193	*/
1176	void	1194	void
1177	rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW	1195	rxvt_term::scr_gotorc (int row, int col, int relative) noexcept
1178	{	1196	{
1179	want_refresh = 1;	1197	want_refresh = 1;
1180	ZERO_SCROLLBACK ();	1198	ZERO_SCROLLBACK ();
1181		1199
1182	screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;	1200	screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
…		…
1221	/* ------------------------------------------------------------------------- */	1239	/* ------------------------------------------------------------------------- */
1222	/*	1240	/*
1223	* direction should be UP or DN	1241	* direction should be UP or DN
1224	*/	1242	*/
1225	void	1243	void
1226	rxvt_term::scr_index (enum page_dirn direction) NOTHROW	1244	rxvt_term::scr_index (enum page_dirn direction) noexcept
1227	{	1245	{
1228	int dirn;
1229
1230	want_refresh = 1;	1246	want_refresh = 1;
1231	ZERO_SCROLLBACK ();	1247	ZERO_SCROLLBACK ();
1232		1248
1233	dirn = ((direction == UP) ? 1 : -1);
1234
1235	screen.flags &= ~Screen_WrapNext;	1249	screen.flags &= ~Screen_WrapNext;
1236		1250
1237	if ((screen.cur.row == screen.bscroll && direction == UP)	1251	if ((screen.cur.row == screen.bscroll && direction == UP)
1238	\|\| (screen.cur.row == screen.tscroll && direction == DN))	1252	\|\| (screen.cur.row == screen.tscroll && direction == DN))
1239	scr_scroll_text (screen.tscroll, screen.bscroll, dirn);	1253	scr_scroll_text (screen.tscroll, screen.bscroll, direction);
1240	else	1254	else
1241	screen.cur.row += dirn;	1255	screen.cur.row += direction;
1242		1256
1243	clamp_it (screen.cur.row, 0, nrow - 1);	1257	clamp_it (screen.cur.row, 0, nrow - 1);
1244	selection_check (0);	1258	selection_check (0);
1245	}	1259	}
1246		1260
…		…
1251	* XTERM_SEQ: Clear line to left : ESC [ 1 K	1265	* XTERM_SEQ: Clear line to left : ESC [ 1 K
1252	* XTERM_SEQ: Clear whole line : ESC [ 2 K	1266	* XTERM_SEQ: Clear whole line : ESC [ 2 K
1253	* extension: clear to right unless wrapped: ESC [ 3 K	1267	* extension: clear to right unless wrapped: ESC [ 3 K
1254	*/	1268	*/
1255	void	1269	void
1256	rxvt_term::scr_erase_line (int mode) NOTHROW	1270	rxvt_term::scr_erase_line (int mode) noexcept
1257	{	1271	{
1258	unsigned int col, num;	1272	unsigned int col, num;
1259		1273
1260	want_refresh = 1;	1274	want_refresh = 1;
1261	ZERO_SCROLLBACK ();	1275	ZERO_SCROLLBACK ();
…		…
1315	* XTERM_SEQ: Clear screen after cursor : ESC [ 0 J	1329	* XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1316	* XTERM_SEQ: Clear screen before cursor: ESC [ 1 J	1330	* XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1317	* XTERM_SEQ: Clear whole screen : ESC [ 2 J	1331	* XTERM_SEQ: Clear whole screen : ESC [ 2 J
1318	*/	1332	*/
1319	void	1333	void
1320	rxvt_term::scr_erase_screen (int mode) NOTHROW	1334	rxvt_term::scr_erase_screen (int mode) noexcept
1321	{	1335	{
1322	int num;	1336	int num;
1323	int32_t row;	1337	int32_t row;
1324	rend_t ren;	1338	rend_t ren;
1325	XGCValues gcvalue;	1339	XGCValues gcvalue;
…		…
1395	}	1409	}
1396	}	1410	}
1397		1411
1398	#if !ENABLE_MINIMAL	1412	#if !ENABLE_MINIMAL
1399	void	1413	void
1400	rxvt_term::scr_erase_savelines () NOTHROW	1414	rxvt_term::scr_erase_savelines () noexcept
1401	{	1415	{
1402	want_refresh = 1;	1416	want_refresh = 1;
1403	ZERO_SCROLLBACK ();	1417	ZERO_SCROLLBACK ();
1404		1418
1405	top_row = 0;	1419	top_row = 0;
…		…
1410	/*	1424	/*
1411	* Fill the screen with `E's	1425	* Fill the screen with `E's
1412	* XTERM_SEQ: Screen Alignment Test: ESC # 8	1426	* XTERM_SEQ: Screen Alignment Test: ESC # 8
1413	*/	1427	*/
1414	void ecb_cold	1428	void ecb_cold
1415	rxvt_term::scr_E () NOTHROW	1429	rxvt_term::scr_E () noexcept
1416	{	1430	{
1417	rend_t fs;	1431	rend_t fs;
1418		1432
1419	want_refresh = 1;	1433	want_refresh = 1;
1420	ZERO_SCROLLBACK ();	1434	ZERO_SCROLLBACK ();
…		…
1445	/* ------------------------------------------------------------------------- */	1459	/* ------------------------------------------------------------------------- */
1446	/*	1460	/*
1447	* Insert/Delete <count> lines	1461	* Insert/Delete <count> lines
1448	*/	1462	*/
1449	void	1463	void
1450	rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW	1464	rxvt_term::scr_insdel_lines (int count, int insdel) noexcept
1451	{	1465	{
1452	int end;	1466	int end;
1453		1467
1454	ZERO_SCROLLBACK ();	1468	ZERO_SCROLLBACK ();
1455		1469
…		…
1475	/* ------------------------------------------------------------------------- */	1489	/* ------------------------------------------------------------------------- */
1476	/*	1490	/*
1477	* Insert/Delete <count> characters from the current position	1491	* Insert/Delete <count> characters from the current position
1478	*/	1492	*/
1479	void	1493	void
1480	rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW	1494	rxvt_term::scr_insdel_chars (int count, int insdel) noexcept
1481	{	1495	{
1482	want_refresh = 1;	1496	want_refresh = 1;
1483	ZERO_SCROLLBACK ();	1497	ZERO_SCROLLBACK ();
1484		1498
1485	if (count <= 0)	1499	if (count <= 0)
…		…
1584	/*	1598	/*
1585	* Set the scrolling region	1599	* Set the scrolling region
1586	* XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r	1600	* XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1587	*/	1601	*/
1588	void ecb_cold	1602	void ecb_cold
1589	rxvt_term::scr_scroll_region (int top, int bot) NOTHROW	1603	rxvt_term::scr_scroll_region (int top, int bot) noexcept
1590	{	1604	{
1591	max_it (top, 0);	1605	max_it (top, 0);
1592	min_it (bot, nrow - 1);	1606	min_it (bot, nrow - 1);
1593		1607
1594	if (top > bot)	1608	if (top > bot)
…		…
1604	* Make the cursor visible/invisible	1618	* Make the cursor visible/invisible
1605	* XTERM_SEQ: Make cursor visible : ESC [ ? 25 h	1619	* XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1606	* XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l	1620	* XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1607	*/	1621	*/
1608	void ecb_cold	1622	void ecb_cold
1609	rxvt_term::scr_cursor_visible (int mode) NOTHROW	1623	rxvt_term::scr_cursor_visible (int mode) noexcept
1610	{	1624	{
1611	want_refresh = 1;	1625	want_refresh = 1;
1612		1626
1613	if (mode)	1627	if (mode)
1614	screen.flags \|= Screen_VisibleCursor;	1628	screen.flags \|= Screen_VisibleCursor;
…		…
1621	* Set/unset automatic wrapping	1635	* Set/unset automatic wrapping
1622	* XTERM_SEQ: Set Wraparound : ESC [ ? 7 h	1636	* XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1623	* XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l	1637	* XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1624	*/	1638	*/
1625	void ecb_cold	1639	void ecb_cold
1626	rxvt_term::scr_autowrap (int mode) NOTHROW	1640	rxvt_term::scr_autowrap (int mode) noexcept
1627	{	1641	{
1628	if (mode)	1642	if (mode)
1629	screen.flags \|= Screen_Autowrap;	1643	screen.flags \|= Screen_Autowrap;
1630	else	1644	else
1631	screen.flags &= ~(Screen_Autowrap \| Screen_WrapNext);	1645	screen.flags &= ~(Screen_Autowrap \| Screen_WrapNext);
…		…
1640	* and the cursor cannot be moved outside.	1654	* and the cursor cannot be moved outside.
1641	* XTERM_SEQ: Set Absolute: ESC [ ? 6 h	1655	* XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1642	* XTERM_SEQ: Set Relative: ESC [ ? 6 l	1656	* XTERM_SEQ: Set Relative: ESC [ ? 6 l
1643	*/	1657	*/
1644	void ecb_cold	1658	void ecb_cold
1645	rxvt_term::scr_relative_origin (int mode) NOTHROW	1659	rxvt_term::scr_relative_origin (int mode) noexcept
1646	{	1660	{
1647	if (mode)	1661	if (mode)
1648	screen.flags \|= Screen_Relative;	1662	screen.flags \|= Screen_Relative;
1649	else	1663	else
1650	screen.flags &= ~Screen_Relative;	1664	screen.flags &= ~Screen_Relative;
…		…
1657	* Set insert/replace mode	1671	* Set insert/replace mode
1658	* XTERM_SEQ: Set Insert mode : ESC [ ? 4 h	1672	* XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1659	* XTERM_SEQ: Set Replace mode: ESC [ ? 4 l	1673	* XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1660	*/	1674	*/
1661	void ecb_cold	1675	void ecb_cold
1662	rxvt_term::scr_insert_mode (int mode) NOTHROW	1676	rxvt_term::scr_insert_mode (int mode) noexcept
1663	{	1677	{
1664	if (mode)	1678	if (mode)
1665	screen.flags \|= Screen_Insert;	1679	screen.flags \|= Screen_Insert;
1666	else	1680	else
1667	screen.flags &= ~Screen_Insert;	1681	screen.flags &= ~Screen_Insert;
…		…
1673	* XTERM_SEQ: Set tab at current column : ESC H	1687	* XTERM_SEQ: Set tab at current column : ESC H
1674	* XTERM_SEQ: Clear tab at current column: ESC [ 0 g	1688	* XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1675	* XTERM_SEQ: Clear all tabs : ESC [ 3 g	1689	* XTERM_SEQ: Clear all tabs : ESC [ 3 g
1676	*/	1690	*/
1677	void ecb_cold	1691	void ecb_cold
1678	rxvt_term::scr_set_tab (int mode) NOTHROW	1692	rxvt_term::scr_set_tab (int mode) noexcept
1679	{	1693	{
1680	if (mode < 0)	1694	if (mode < 0)
1681	memset (tabs, 0, ncol);	1695	memset (tabs, 0, ncol);
1682	else if (screen.cur.col < ncol)	1696	else if (screen.cur.col < ncol)
1683	tabs [screen.cur.col] = !!mode;	1697	tabs [screen.cur.col] = !!mode;
…		…
1688	* Set reverse/normal video	1702	* Set reverse/normal video
1689	* XTERM_SEQ: Reverse video: ESC [ ? 5 h	1703	* XTERM_SEQ: Reverse video: ESC [ ? 5 h
1690	* XTERM_SEQ: Normal video : ESC [ ? 5 l	1704	* XTERM_SEQ: Normal video : ESC [ ? 5 l
1691	*/	1705	*/
1692	void	1706	void
1693	rxvt_term::scr_rvideo_mode (bool on) NOTHROW	1707	rxvt_term::scr_rvideo_mode (bool on) noexcept
1694	{	1708	{
1695	rvideo_mode = on;	1709	rvideo_mode = on;
1696		1710
1697	#ifndef NO_BELL	1711	#ifndef NO_BELL
1698	on ^= rvideo_bell;	1712	on ^= rvideo_bell;
…		…
1700		1714
1701	if (rvideo_state != on)	1715	if (rvideo_state != on)
1702	{	1716	{
1703	rvideo_state = on;	1717	rvideo_state = on;
1704		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
1705	::swap (pix_colors[Color_fg], pix_colors[Color_bg]);	1727	::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1706	#ifdef HAVE_BG_PIXMAP	1728	#ifdef HAVE_IMG
1707	if (bg_pixmap == None)	1729	if (bg_img == 0)
1708	#endif	1730	#endif
1709	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);	1731	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1710		1732
1711	XGCValues gcvalue;	1733	XGCValues gcvalue;
1712	gcvalue.foreground = pix_colors[Color_fg];	1734	gcvalue.foreground = pix_colors[Color_fg];
…		…
1722	/*	1744	/*
1723	* Report current cursor position	1745	* Report current cursor position
1724	* XTERM_SEQ: Report position: ESC [ 6 n	1746	* XTERM_SEQ: Report position: ESC [ 6 n
1725	*/	1747	*/
1726	void ecb_cold	1748	void ecb_cold
1727	rxvt_term::scr_report_position () NOTHROW	1749	rxvt_term::scr_report_position () noexcept
1728	{	1750	{
1729	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);
1730	}	1752	}
1731		1753
1732	/* ------------------------------------------------------------------------- *	1754	/* ------------------------------------------------------------------------- *
…		…
1735		1757
1736	/*	1758	/*
1737	* Set font style	1759	* Set font style
1738	*/	1760	*/
1739	void ecb_cold	1761	void ecb_cold
1740	rxvt_term::set_font_style () NOTHROW	1762	rxvt_term::set_font_style () noexcept
1741	{	1763	{
1742	#if 0	1764	#if 0
1743	switch (charsets [screen.charset])	1765	switch (charsets [screen.charset])
1744	{	1766	{
1745	case '0': /* DEC Special Character & Line Drawing Set */	1767	case '0': /* DEC Special Character & Line Drawing Set */
…		…
1767	* XTERM_SEQ: Invoke G1 character set: CTRL-N	1789	* XTERM_SEQ: Invoke G1 character set: CTRL-N
1768	* XTERM_SEQ: Invoke G2 character set: ESC N	1790	* XTERM_SEQ: Invoke G2 character set: ESC N
1769	* XTERM_SEQ: Invoke G3 character set: ESC O	1791	* XTERM_SEQ: Invoke G3 character set: ESC O
1770	*/	1792	*/
1771	void ecb_cold	1793	void ecb_cold
1772	rxvt_term::scr_charset_choose (int set) NOTHROW	1794	rxvt_term::scr_charset_choose (int set) noexcept
1773	{	1795	{
1774	screen.charset = set;	1796	screen.charset = set;
1775	set_font_style ();	1797	set_font_style ();
1776	}	1798	}
1777		1799
…		…
1783	* XTERM_SEQ: Set G2 character set: ESC * <C>	1805	* XTERM_SEQ: Set G2 character set: ESC * <C>
1784	* XTERM_SEQ: Set G3 character set: ESC + <C>	1806	* XTERM_SEQ: Set G3 character set: ESC + <C>
1785	* See set_font_style for possible values for <C>	1807	* See set_font_style for possible values for <C>
1786	*/	1808	*/
1787	void	1809	void
1788	rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW	1810	rxvt_term::scr_charset_set (int set, unsigned int ch) noexcept
1789	{	1811	{
1790	charsets[set] = (unsigned char)ch;	1812	charsets[set] = (unsigned char)ch;
1791	set_font_style ();	1813	set_font_style ();
1792	}	1814	}
1793		1815
…		…
1798		1820
1799	/*	1821	/*
1800	* refresh matching text.	1822	* refresh matching text.
1801	*/	1823	*/
1802	bool ecb_cold	1824	bool ecb_cold
1803	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
1804	{	1826	{
1805	bool found = false;	1827	bool found = false;
1806		1828
1807	for (int i = 0; i < nrow; i++)	1829	for (int i = 0; i < nrow; i++)
1808	{	1830	{
…		…
1827	PART_END,	1849	PART_END,
1828	RC_COUNT	1850	RC_COUNT
1829	};	1851	};
1830		1852
1831	void ecb_hot	1853	void ecb_hot
1832	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
1833	{	1855	{
1834	int i;	1856	int i;
1835	row_col_t rc[RC_COUNT];	1857	row_col_t rc[RC_COUNT];
1836		1858
1837	if (!drawn_buf) /* sanity check */	1859	if (!drawn_buf) /* sanity check */
…		…
1871	/* ------------------------------------------------------------------------- */	1893	/* ------------------------------------------------------------------------- */
1872	/*	1894	/*
1873	* Refresh the entire screen	1895	* Refresh the entire screen
1874	*/	1896	*/
1875	void	1897	void
1876	rxvt_term::scr_touch (bool refresh) NOTHROW	1898	rxvt_term::scr_touch (bool refresh) noexcept
1877	{	1899	{
1878	scr_expose (0, 0, vt_width, vt_height, refresh);	1900	scr_expose (0, 0, vt_width, vt_height, refresh);
1879	}	1901	}
1880		1902
1881	/* ------------------------------------------------------------------------- */	1903	/* ------------------------------------------------------------------------- */
1882	/*	1904	/*
1883	* 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
1884	* the top of the screen	1906	* the top of the screen
1885	*/	1907	*/
1886	void	1908	void
1887	rxvt_term::scr_move_to (int y, int len) NOTHROW	1909	rxvt_term::scr_move_to (int y, int len) noexcept
1888	{	1910	{
1889	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);
1890	}	1913	}
1891		1914
1892	/* ------------------------------------------------------------------------- */	1915	/* ------------------------------------------------------------------------- */
1893	/*	1916	/*
1894	* Page the screen up/down nlines	1917	* Page the screen up/down nlines
1895	* direction should be UP or DN	1918	* direction should be UP or DN
1896	*/	1919	*/
1897	bool	1920	bool
1898	rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW	1921	rxvt_term::scr_page (int nlines) noexcept
1899	{	1922	{
1900	int new_view_start =
1901	direction == UP ? view_start - nlines
1902	: view_start + nlines;
1903
1904	return scr_changeview (new_view_start);	1923	return scr_changeview (view_start - nlines);
1905	}	1924	}
1906		1925
1907	bool	1926	bool
1908	rxvt_term::scr_changeview (int new_view_start) NOTHROW	1927	rxvt_term::scr_changeview (int new_view_start) noexcept
1909	{	1928	{
1910	clamp_it (new_view_start, top_row, 0);	1929	clamp_it (new_view_start, top_row, 0);
1911		1930
1912	if (new_view_start == view_start)	1931	if (new_view_start == view_start)
1913	return false;	1932	return false;
…		…
1931	}	1950	}
1932	#endif	1951	#endif
1933		1952
1934	/* ------------------------------------------------------------------------- */	1953	/* ------------------------------------------------------------------------- */
1935	void	1954	void
1936	rxvt_term::scr_bell () NOTHROW	1955	rxvt_term::scr_bell () noexcept
1937	{	1956	{
1938	#ifndef NO_BELL	1957	#ifndef NO_BELL
1939		1958
1940	# ifndef NO_MAPALERT	1959	# ifndef NO_MAPALERT
1941	# ifdef MAPALERT_OPTION	1960	# ifdef MAPALERT_OPTION
…		…
1963	#endif	1982	#endif
1964	}	1983	}
1965		1984
1966	/* ------------------------------------------------------------------------- */	1985	/* ------------------------------------------------------------------------- */
1967	void ecb_cold	1986	void ecb_cold
1968	rxvt_term::scr_printscreen (int fullhist) NOTHROW	1987	rxvt_term::scr_printscreen (int fullhist) noexcept
1969	{	1988	{
1970	#ifdef PRINTPIPE	1989	#ifdef PRINTPIPE
1971	int nrows, row_start;	1990	int nrows, row_start;
1972	FILE *fd = popen_printer ();	1991	FILE *fd = popen_printer ();
1973		1992
…		…
2022	* Refresh the screen	2041	* Refresh the screen
2023	* drawn_text/drawn_rend contain the screen information before the update.	2042	* drawn_text/drawn_rend contain the screen information before the update.
2024	* screen.text/screen.rend contain what the screen will change to.	2043	* screen.text/screen.rend contain what the screen will change to.
2025	*/	2044	*/
2026	void ecb_hot	2045	void ecb_hot
2027	rxvt_term::scr_refresh () NOTHROW	2046	rxvt_term::scr_refresh () noexcept
2028	{	2047	{
2029	int16_t col, row, /* column/row we're processing */	2048	int16_t col, row, /* column/row we're processing */
2030	ocrow; /* old cursor row */	2049	ocrow; /* old cursor row */
2031	int i; /* tmp */	2050	int i; /* tmp */
2032	#ifndef NO_CURSORCOLOR
2033	rend_t cc1; /* store colours at cursor position (s) */
2034	#endif
2035	rend_t *crp; // cursor rendition pointer
2036	rend_t ccol1, /* Cursor colour */	2051	rend_t ccol1, /* Cursor colour */
2037	ccol2; /* Cursor colour2 */	2052	ccol2; /* Cursor colour2 */
		2053	rend_t cur_rend;
		2054	int cur_col;
		2055	int cursorwidth;
2038		2056
2039	want_refresh = 0; /* screen is current */	2057	want_refresh = 0; /* screen is current */
2040		2058
2041	if (refresh_type == NO_REFRESH \|\| !mapped)	2059	if (refresh_type == NO_REFRESH \|\| !mapped)
2042	return;	2060	return;
…		…
2046	*/	2064	*/
2047	refresh_count = 0;	2065	refresh_count = 0;
2048		2066
2049	unsigned int old_screen_flags = screen.flags;	2067	unsigned int old_screen_flags = screen.flags;
2050	bool have_bg = 0;	2068	bool have_bg = 0;
2051	#ifdef HAVE_BG_PIXMAP	2069	#ifdef HAVE_IMG
2052	have_bg = bg_pixmap != None;	2070	have_bg = bg_img != 0;
2053	#endif	2071	#endif
2054	ocrow = oldcursor.row; /* is there an old outline cursor on screen? */	2072	ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2055		2073
2056	/*	2074	/*
2057	* B: reverse any characters which are selected	2075	* B: reverse any characters which are selected
…		…
2067		2085
2068	/*	2086	/*
2069	* C: set the cursor character (s)	2087	* C: set the cursor character (s)
2070	*/	2088	*/
2071	{	2089	{
2072	bool setoldcursor;
2073
2074	#ifdef CURSOR_BLINK	2090	#ifdef CURSOR_BLINK
2075	if (hidden_cursor)	2091	if (hidden_cursor)
2076	showcursor = 0;	2092	showcursor = 0;
2077	#endif	2093	#endif
2078		2094
…		…
2081	int col = screen.cur.col;	2097	int col = screen.cur.col;
2082		2098
2083	while (col && ROW(screen.cur.row).t[col] == NOCHAR)	2099	while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2084	col--;	2100	col--;
2085		2101
		2102	cursorwidth = 1;
		2103	while (col + cursorwidth < ncol
		2104	&& ROW(screen.cur.row).t[col + cursorwidth] == NOCHAR)
		2105	cursorwidth++;
		2106
2086	crp = &ROW(screen.cur.row).r[col];	2107	cur_rend = ROW(screen.cur.row).r[col];
		2108	cur_col = col;
2087		2109
2088	#ifndef NO_CURSORCOLOR	2110	#ifndef NO_CURSORCOLOR
2089	cc1 = *crp & (RS_fgMask \| RS_bgMask);
2090	if (ISSET_PIXCOLOR (Color_cursor))	2111	if (ISSET_PIXCOLOR (Color_cursor))
2091	ccol1 = Color_cursor;	2112	ccol1 = Color_cursor;
2092	else	2113	else
2093	#endif	2114	#endif
2094	#ifdef CURSOR_COLOR_IS_RENDITION_COLOR	2115	#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
…		…
2106	ccol2 = bgcolor_of (rstyle);	2127	ccol2 = bgcolor_of (rstyle);
2107	#else	2128	#else
2108	ccol2 = Color_bg;	2129	ccol2 = Color_bg;
2109	#endif	2130	#endif
2110		2131
2111	if (focus)	2132	if (focus && cursor_type == 0)
2112	{	2133	{
2113	if (option (Opt_cursorUnderline))	2134	rend_t rend = cur_rend;
2114	*crp ^= RS_Uline;	2135
2115	else
2116	{
2117	*crp ^= RS_RVid;	2136	rend ^= RS_RVid;
2118	crp = SET_FGCOLOR (crp, ccol1);	2137	rend = SET_FGCOLOR (rend, ccol1);
2119	crp = SET_BGCOLOR (crp, ccol2);	2138	rend = SET_BGCOLOR (rend, ccol2);
2120	}	2139
		2140	scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
2121	}	2141	}
2122	}	2142	}
2123		2143
2124	/* make sure no outline cursor is left around */	2144	/* make sure no outline cursor is left around */
2125	setoldcursor = 0;	2145	if (ocrow != -1 && ocrow < nrow && oldcursor.col < ncol)
2126	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)
2127	{	2153	{
2128	if (screen.cur.row - view_start != ocrow	2154	oldcursor.row = screen.cur.row - view_start;
2129	\|\| screen.cur.col != oldcursor.col)	2155	oldcursor.col = screen.cur.col;
2130	{
2131	if (ocrow < nrow
2132	&& oldcursor.col < ncol)
2133	drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid \| RS_Uline);
2134
2135	if (focus \|\| !showcursor)
2136	oldcursor.row = -1;
2137	else
2138	setoldcursor = 1;
2139	}
2140	}	2156	}
2141	else if (!focus)	2157	else
2142	setoldcursor = 1;
2143
2144	if (setoldcursor)
2145	{
2146	if (screen.cur.row - view_start >= nrow)
2147	oldcursor.row = -1;	2158	oldcursor.row = -1;
2148	else
2149	{
2150	oldcursor.row = screen.cur.row - view_start;
2151	oldcursor.col = screen.cur.col;
2152	}
2153	}
2154	}	2159	}
2155		2160
2156	#ifndef NO_SLOW_LINK_SUPPORT	2161	#ifndef NO_SLOW_LINK_SUPPORT
2157	/*	2162	/*
2158	* D: CopyArea pass - very useful for slower links	2163	* D: CopyArea pass - very useful for slower links
…		…
2239	int ypixel = (int)Row2Pixel (row);	2244	int ypixel = (int)Row2Pixel (row);
2240		2245
2241	for (col = 0; col < ncol; col++)	2246	for (col = 0; col < ncol; col++)
2242	{	2247	{
2243	/* compare new text with old - if exactly the same then continue */	2248	/* compare new text with old - if exactly the same then continue */
2244	if (stp[col] == dtp[col] /* Must match characters to skip. */	2249	if (stp[col] == dtp[col] && RS_SAME (srp[col], drp[col]))
2245	&& (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2246	\|\| (stp[col] == ' ' /* space w/ no background change */
2247	&& GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2248	continue;	2250	continue;
2249		2251
2250	// redraw one or more characters	2252	// redraw one or more characters
2251		2253
2252	// seek to the beginning of wide characters	2254	// seek to the beginning of wide characters
…		…
2424	else	2426	else
2425	font->draw (*drawable, xpixel, ypixel, text, count, fore, back);	2427	font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2426		2428
2427	if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))	2429	if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2428	{	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
2429	#if ENABLE_FRILLS	2435	#if ENABLE_FRILLS
2430	if (ISSET_PIXCOLOR (Color_underline))	2436	if (ISSET_PIXCOLOR (Color_underline))
2431	XSetForeground (dpy, gc, pix_colors[Color_underline]);	2437	XSetForeground (dpy, gc, pix_colors[Color_underline]);
2432	else	2438	else
2433	#endif	2439	#endif
…		…
2445	*/	2451	*/
2446	if (showcursor)	2452	if (showcursor)
2447	{	2453	{
2448	if (focus)	2454	if (focus)
2449	{	2455	{
2450	if (option (Opt_cursorUnderline))	2456	if (cursor_type == 0)
2451	*crp ^= RS_Uline;	2457	scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2452	else	2458	else if (oldcursor.row >= 0)
2453	{	2459	{
2454	*crp ^= RS_RVid;	2460	XSetForeground (dpy, gc, pix_colors[ccol1]);
2455	#ifndef NO_CURSORCOLOR	2461	if (cursor_type == 1)
2456	crp = (crp & ~ (RS_fgMask \| RS_bgMask)) \| cc1;	2462	XFillRectangle (dpy, vt, gc,
2457	#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));
2458	}	2473	}
2459	}	2474	}
2460	else if (oldcursor.row >= 0)	2475	else if (oldcursor.row >= 0)
2461	{	2476	{
2462	int cursorwidth = 1;
2463	int col = oldcursor.col;
2464
2465	while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2466	col--;
2467
2468	while (col + cursorwidth < ncol
2469	&& drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2470	cursorwidth++;
2471
2472	#ifndef NO_CURSORCOLOR
2473	if (ISSET_PIXCOLOR (Color_cursor))
2474	XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2475	else
2476	#endif
2477	XSetForeground (dpy, gc, pix_colors[ccol1]);	2477	XSetForeground (dpy, gc, pix_colors[ccol1]);
2478		2478
2479	XDrawRectangle (dpy, vt, gc,	2479	XDrawRectangle (dpy, vt, gc,
2480	Col2Pixel (col),	2480	Col2Pixel (cur_col),
2481	Row2Pixel (oldcursor.row),	2481	Row2Pixel (oldcursor.row),
2482	(unsigned int) (Width2Pixel (cursorwidth) - 1),	2482	(unsigned int) (Width2Pixel (cursorwidth) - 1),
2483	(unsigned int) (Height2Pixel (1) - 1));	2483	(unsigned int) (Height2Pixel (1) - 1));
2484	}	2484	}
2485	}	2485	}
…		…
2498	num_scr = 0;	2498	num_scr = 0;
2499	num_scr_allow = 1;	2499	num_scr_allow = 1;
2500	}	2500	}
2501		2501
2502	void ecb_cold	2502	void ecb_cold
2503	rxvt_term::scr_remap_chars (line_t &l) NOTHROW	2503	rxvt_term::scr_remap_chars (line_t &l) noexcept
2504	{	2504	{
2505	if (!l.valid ())	2505	if (!l.valid ())
2506	return;	2506	return;
2507		2507
2508	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
…		…
2510	for (int i = ncol; i--; )	2510	for (int i = ncol; i--; )
2511	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]));
2512	}	2512	}
2513		2513
2514	void ecb_cold	2514	void ecb_cold
2515	rxvt_term::scr_remap_chars () NOTHROW	2515	rxvt_term::scr_remap_chars () noexcept
2516	{	2516	{
2517	for (int i = total_rows; i--; )	2517	for (int i = total_rows; i--; )
2518	scr_remap_chars (row_buf [i]);	2518	scr_remap_chars (row_buf [i]);
2519		2519
2520	for (int i = nrow; i--; )	2520	for (int i = nrow; i--; )
…		…
2523	scr_remap_chars (swap_buf [i]);	2523	scr_remap_chars (swap_buf [i]);
2524	}	2524	}
2525	}	2525	}
2526		2526
2527	void ecb_cold	2527	void ecb_cold
2528	rxvt_term::scr_recolour (bool refresh) NOTHROW	2528	rxvt_term::scr_recolor (bool refresh) noexcept
2529	{	2529	{
2530	bool transparent = false;	2530	bool transparent = false;
2531		2531
2532	#ifdef HAVE_BG_PIXMAP	2532	#ifdef HAVE_IMG
2533	if (bg_pixmap != None)	2533	if (bg_img != 0)
2534	{	2534	{
2535	# if ENABLE_TRANSPARENCY	2535	# if ENABLE_TRANSPARENCY
2536	if (bg_flags & BG_IS_TRANSPARENT)	2536	if (bg_flags & BG_IS_TRANSPARENT)
2537	{	2537	{
2538	XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);	2538	XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2539	XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);	2539	XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2540		2540
2541	transparent = true;	2541	transparent = true;
2542	}	2542	}
2543	else	2543	else
2544	# endif	2544	# endif
2545	{	2545	{
2546	XSetWindowBackground (dpy, parent, pix_colors[Color_border]);	2546	XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2547	XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);	2547	XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2548	}	2548	}
2549	}	2549	}
2550	else	2550	else
2551	#endif	2551	#endif
2552	{	2552	{
…		…
2554	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);	2554	XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2555	}	2555	}
2556		2556
2557	XClearWindow (dpy, parent);	2557	XClearWindow (dpy, parent);
2558		2558
2559	if (scrollBar.win)	2559	if (scrollBar.state && scrollBar.win)
2560	{	2560	{
2561	if (transparent)	2561	if (transparent)
2562	XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);	2562	XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2563	else	2563	else
2564	XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);	2564	XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2565	scrollBar.state = SB_STATE_IDLE;	2565	scrollBar.state = SB_STATE_IDLE;
2566	scrollBar.show (0);	2566	scrollBar.show (0);
2567	}	2567	}
2568		2568
2569	if (refresh)	2569	if (refresh)
…		…
2574	want_refresh = 1;	2574	want_refresh = 1;
2575	}	2575	}
2576		2576
2577	/* ------------------------------------------------------------------------- */	2577	/* ------------------------------------------------------------------------- */
2578	void	2578	void
2579	rxvt_term::scr_clear (bool really) NOTHROW	2579	rxvt_term::scr_clear (bool really) noexcept
2580	{	2580	{
2581	if (!mapped)	2581	if (!mapped)
2582	return;	2582	return;
2583		2583
2584	num_scr_allow = 0;	2584	num_scr_allow = 0;
…		…
2587	if (really)	2587	if (really)
2588	XClearWindow (dpy, vt);	2588	XClearWindow (dpy, vt);
2589	}	2589	}
2590		2590
2591	void	2591	void
2592	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
2593	{	2593	{
2594	int view_end = view_start + nrow;	2594	int view_end = view_start + nrow;
2595	int row, col;	2595	int row, col;
2596		2596
2597	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++)
…		…
2609	srp[col] ^= rstyle2;	2609	srp[col] ^= rstyle2;
2610	}	2610	}
2611	}	2611	}
2612		2612
2613	void	2613	void
2614	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
2615	{	2615	{
2616	int view_end = view_start + nrow;	2616	int view_end = view_start + nrow;
2617	int row, col;	2617	int row, col;
2618		2618
2619	if (beg_row >= view_start)	2619	if (beg_row >= view_start)
…		…
2636	srp[col] ^= rstyle;	2636	srp[col] ^= rstyle;
2637	}	2637	}
2638		2638
2639	/* ------------------------------------------------------------------------- */	2639	/* ------------------------------------------------------------------------- */
2640	void ecb_hot	2640	void ecb_hot
2641	rxvt_term::scr_reverse_selection () NOTHROW	2641	rxvt_term::scr_reverse_selection () noexcept
2642	{	2642	{
2643	if (selection.op	2643	if (selection.op
2644	&& current_screen == selection.screen	2644	&& current_screen == selection.screen
2645	&& selection.end.row >= view_start)	2645	&& selection.end.row >= view_start)
2646	{	2646	{
…		…
2662	* Dump the whole scrollback and screen to the passed filedescriptor. The	2662	* Dump the whole scrollback and screen to the passed filedescriptor. The
2663	* invoking routine must close the fd.	2663	* invoking routine must close the fd.
2664	*/	2664	*/
2665	#if 0	2665	#if 0
2666	void	2666	void
2667	rxvt_term::scr_dump (int fd) NOTHROW	2667	rxvt_term::scr_dump (int fd) noexcept
2668	{	2668	{
2669	// 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
2670	// relevant code in scr_printscreen	2670	// relevant code in scr_printscreen
2671	}	2671	}
2672	#endif	2672	#endif
2673		2673
2674	/* ------------------------------------------------------------------------- *	2674	/* ------------------------------------------------------------------------- *
2675	* CHARACTER SELECTION *	2675	* CHARACTER SELECTION *
2676	* ------------------------------------------------------------------------- */	2676	* ------------------------------------------------------------------------- */
2677	void	2677	void
2678	rxvt_term::selection_check (int check_more) NOTHROW	2678	rxvt_term::selection_check (int check_more) noexcept
2679	{	2679	{
2680	if (!selection.op)	2680	if (!selection.op)
2681	return;	2681	return;
2682		2682
2683	if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)	2683	if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
…		…
2688	&& !ROWCOL_IS_BEFORE (screen.cur, selection.beg)	2688	&& !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2689	&& ROWCOL_IS_BEFORE (screen.cur, selection.end)))	2689	&& ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2690	CLEAR_ALL_SELECTION ();	2690	CLEAR_ALL_SELECTION ();
2691	}	2691	}
2692		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
2693	/* ------------------------------------------------------------------------- */	2707	/* ------------------------------------------------------------------------- */
2694	/*	2708	/*
2695	* Paste a selection direct to the command fd	2709	* Paste a selection direct to the command fd
2696	*/	2710	*/
2697	void	2711	void
2698	rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW	2712	rxvt_term::tt_paste (char *data, unsigned int len) noexcept
2699	{	2713	{
2700	/* convert normal newline chars into common keyboard Return key sequence */	2714	/* convert normal newline chars into common keyboard Return key sequence */
2701	for (unsigned int i = 0; i < len; i++)	2715	for (unsigned int i = 0; i < len; i++)
2702	if (data[i] == C0_LF)	2716	if (data[i] == C0_LF)
2703	data[i] = C0_CR;	2717	data[i] = C0_CR;
…		…
2710	if (priv_modes & PrivMode_BracketPaste)	2724	if (priv_modes & PrivMode_BracketPaste)
2711	tt_printf ("\x1b[201~");	2725	tt_printf ("\x1b[201~");
2712	}	2726	}
2713		2727
2714	void	2728	void
2715	rxvt_term::paste (char *data, unsigned int len) NOTHROW	2729	rxvt_term::paste (char *data, unsigned int len) noexcept
2716	{	2730	{
2717	if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))	2731	if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2718	return;	2732	return;
2719		2733
2720	tt_paste (data, len);	2734	tt_paste (data, len);
…		…
2726	* if the requested selection has no owner or is empty CUT_BUFFER0 is used	2740	* if the requested selection has no owner or is empty CUT_BUFFER0 is used
2727	* as fallback	2741	* as fallback
2728	* EXT: button 2 release	2742	* EXT: button 2 release
2729	*/	2743	*/
2730	void	2744	void
2731	rxvt_term::selection_request (Time tm, int selnum) NOTHROW	2745	rxvt_term::selection_request (Time tm, int selnum) noexcept
2732	{	2746	{
2733	if (!selection_req)	2747	if (!selection_req)
2734	{	2748	{
2735	selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);	2749	selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2736	selection_req->run ();	2750	selection_req->run ();
…		…
2741	/*	2755	/*
2742	* Clear all selected text	2756	* Clear all selected text
2743	* EXT: SelectionClear	2757	* EXT: SelectionClear
2744	*/	2758	*/
2745	void	2759	void
2746	rxvt_term::selection_clear (bool clipboard) NOTHROW	2760	rxvt_term::selection_clear (bool clipboard) noexcept
2747	{	2761	{
2748	if (!clipboard)	2762	if (!clipboard)
2749	{	2763	{
2750	want_refresh = 1;	2764	want_refresh = 1;
2751	free (selection.text);	2765	free (selection.text);
…		…
2893		2907
2894	selection_grab (tm);	2908	selection_grab (tm);
2895	}	2909	}
2896		2910
2897	bool	2911	bool
2898	rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW	2912	rxvt_term::selection_grab (Time tm, bool clipboard) noexcept
2899	{	2913	{
2900	Atom sel;	2914	Atom sel;
2901		2915
2902	if (!clipboard)	2916	if (!clipboard)
2903	{	2917	{
…		…
2937	/*	2951	/*
2938	* Mark or select text based upon number of clicks: 1, 2, or 3	2952	* Mark or select text based upon number of clicks: 1, 2, or 3
2939	* EXT: button 1 press	2953	* EXT: button 1 press
2940	*/	2954	*/
2941	void ecb_cold	2955	void ecb_cold
2942	rxvt_term::selection_click (int clicks, int x, int y) NOTHROW	2956	rxvt_term::selection_click (int clicks, int x, int y) noexcept
2943	{	2957	{
2944	clicks = ((clicks - 1) % 3) + 1;	2958	clicks = ((clicks - 1) % 3) + 1;
2945	selection.clicks = clicks; /* save clicks so extend will work */	2959	selection.clicks = clicks; /* save clicks so extend will work */
2946		2960
2947	if (clicks == 2 && !selection.rect	2961	if (clicks == 2 && !selection.rect
…		…
2966	/* ------------------------------------------------------------------------- */	2980	/* ------------------------------------------------------------------------- */
2967	/*	2981	/*
2968	* Mark a selection at the specified col/row	2982	* Mark a selection at the specified col/row
2969	*/	2983	*/
2970	void ecb_cold	2984	void ecb_cold
2971	rxvt_term::selection_start_colrow (int col, int row) NOTHROW	2985	rxvt_term::selection_start_colrow (int col, int row) noexcept
2972	{	2986	{
2973	want_refresh = 1;	2987	want_refresh = 1;
2974		2988
2975	selection.mark.row = row + view_start;	2989	selection.mark.row = row + view_start;
2976	selection.mark.col = col;	2990	selection.mark.col = col;
…		…
2998	* Word select: select text for 2 clicks	3012	* Word select: select text for 2 clicks
2999	* We now only find out the boundary in one direction	3013	* We now only find out the boundary in one direction
3000	*/	3014	*/
3001		3015
3002	/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */	3016	/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3003	#define DELIMIT_TEXT(x) \	3017	#define DELIMIT_TEXT(x) \
3004	(unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))	3018	(unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3005	#define DELIMIT_REND(x) 1	3019	#define DELIMIT_REND(x) 1
3006		3020
3007	void ecb_cold	3021	void ecb_cold
3008	rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t mark, row_col_t ret) NOTHROW	3022	rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t mark, row_col_t ret) noexcept
3009	{	3023	{
3010	int col, row, dirnadd, tcol, trow, w1, w2;	3024	int col, row, dirnadd, tcol, trow, w1, w2;
3011	row_col_t bound;	3025	row_col_t bound;
3012	text_t *stp;	3026	text_t *stp;
3013	rend_t *srp;	3027	rend_t *srp;
…		…
3087	* flag == 0 ==> button 1	3101	* flag == 0 ==> button 1
3088	* flag == 1 ==> button 3 press	3102	* flag == 1 ==> button 3 press
3089	* flag == 2 ==> button 3 motion	3103	* flag == 2 ==> button 3 motion
3090	*/	3104	*/
3091	void ecb_cold	3105	void ecb_cold
3092	rxvt_term::selection_extend (int x, int y, int flag) NOTHROW	3106	rxvt_term::selection_extend (int x, int y, int flag) noexcept
3093	{	3107	{
3094	int col = clamp (Pixel2Col (x), 0, ncol);	3108	int col = clamp (Pixel2Col (x), 0, ncol);
3095	int row = clamp (Pixel2Row (y), 0, nrow - 1);	3109	int row = clamp (Pixel2Row (y), 0, nrow - 1);
3096		3110
3097	/*	3111	/*
…		…
3123	/* ------------------------------------------------------------------------- */	3137	/* ------------------------------------------------------------------------- */
3124	/*	3138	/*
3125	* Extend the selection to the specified col/row	3139	* Extend the selection to the specified col/row
3126	*/	3140	*/
3127	void ecb_cold	3141	void ecb_cold
3128	rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW	3142	rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) noexcept
3129	{	3143	{
3130	row_col_t pos;	3144	row_col_t pos;
3131	enum {	3145	enum {
3132	LEFT, RIGHT	3146	LEFT, RIGHT
3133	} closeto = RIGHT;	3147	} closeto = RIGHT;
3134
3135	want_refresh = 1;
3136		3148
3137	switch (selection.op)	3149	switch (selection.op)
3138	{	3150	{
3139	case SELECTION_INIT:	3151	case SELECTION_INIT:
3140	CLEAR_SELECTION ();	3152	CLEAR_SELECTION ();
…		…
3320		3332
3321	#if !ENABLE_MINIMAL	3333	#if !ENABLE_MINIMAL
3322	if (selection.rect && selection.beg.col > selection.end.col)	3334	if (selection.rect && selection.beg.col > selection.end.col)
3323	::swap (selection.beg.col, selection.end.col);	3335	::swap (selection.beg.col, selection.end.col);
3324	#endif	3336	#endif
		3337
		3338	selection_changed ();
3325	}	3339	}
3326		3340
3327	#if !ENABLE_MINIMAL	3341	#if !ENABLE_MINIMAL
3328	void ecb_cold	3342	void ecb_cold
3329	rxvt_term::selection_remove_trailing_spaces () NOTHROW	3343	rxvt_term::selection_remove_trailing_spaces () noexcept
3330	{	3344	{
3331	int32_t end_col, end_row;	3345	int32_t end_col, end_row;
3332	text_t *stp;	3346	text_t *stp;
3333		3347
3334	end_col = selection.end.col;	3348	end_col = selection.end.col;
…		…
3372	/*	3386	/*
3373	* Double click on button 3 when already selected	3387	* Double click on button 3 when already selected
3374	* EXT: button 3 double click	3388	* EXT: button 3 double click
3375	*/	3389	*/
3376	void ecb_cold	3390	void ecb_cold
3377	rxvt_term::selection_rotate (int x, int y) NOTHROW	3391	rxvt_term::selection_rotate (int x, int y) noexcept
3378	{	3392	{
3379	selection.clicks = selection.clicks % 3 + 1;	3393	selection.clicks = selection.clicks % 3 + 1;
3380	selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);	3394	selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3381	}	3395	}
3382		3396
…		…
3384	/*	3398	/*
3385	* Respond to a request for our current selection	3399	* Respond to a request for our current selection
3386	* EXT: SelectionRequest	3400	* EXT: SelectionRequest
3387	*/	3401	*/
3388	void ecb_cold	3402	void ecb_cold
3389	rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW	3403	rxvt_term::selection_send (const XSelectionRequestEvent &rq) noexcept
3390	{	3404	{
3391	Atom property = rq.property == None ? rq.target : rq.property;	3405	Atom property = rq.property == None ? rq.target : rq.property;
3392	XSelectionEvent ev;	3406	XSelectionEvent ev;
3393		3407
3394	ev.type = SelectionNotify;	3408	ev.type = SelectionNotify;
…		…
3486	cl = selection.clip_text;	3500	cl = selection.clip_text;
3487	selectlen = selection.clip_len;	3501	selectlen = selection.clip_len;
3488	}	3502	}
3489	else	3503	else
3490	{	3504	{
3491	cl = L"";	3505	cl = (wchar_t *)L"";
3492	selectlen = 0;	3506	selectlen = 0;
3493	}	3507	}
3494		3508
3495	#if !ENABLE_MINIMAL	3509	#if !ENABLE_MINIMAL
3496	// xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it	3510	// xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
…		…
3528	}	3542	}
3529		3543
3530	/* ------------------------------------------------------------------------- */	3544	/* ------------------------------------------------------------------------- */
3531	#if USE_XIM	3545	#if USE_XIM
3532	void ecb_cold	3546	void ecb_cold
3533	rxvt_term::im_set_position (XPoint &pos) NOTHROW	3547	rxvt_term::im_set_position (XPoint &pos) noexcept
3534	{	3548	{
3535	XWindowAttributes xwa;	3549	XWindowAttributes xwa;
3536		3550
3537	XGetWindowAttributes (dpy, vt, &xwa);	3551	XGetWindowAttributes (dpy, vt, &xwa);
3538		3552
…		…
3541	}	3555	}
3542	#endif	3556	#endif
3543		3557
3544	#if ENABLE_OVERLAY	3558	#if ENABLE_OVERLAY
3545	void	3559	void
3546	rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW	3560	rxvt_term::scr_overlay_new (int x, int y, int w, int h) noexcept
3547	{	3561	{
3548	if (nrow < 1 \|\| ncol < 1)	3562	if (nrow < 1 \|\| ncol < 1)
3549	return;	3563	return;
3550		3564
3551	want_refresh = 1;	3565	want_refresh = 1;
…		…
3596	*rp = r;	3610	*rp = r;
3597	}	3611	}
3598	}	3612	}
3599		3613
3600	void	3614	void
3601	rxvt_term::scr_overlay_off () NOTHROW	3615	rxvt_term::scr_overlay_off () noexcept
3602	{	3616	{
3603	if (!ov.text)	3617	if (!ov.text)
3604	return;	3618	return;
3605		3619
3606	want_refresh = 1;	3620	want_refresh = 1;
…		…
3614	delete [] ov.text; ov.text = 0;	3628	delete [] ov.text; ov.text = 0;
3615	delete [] ov.rend; ov.rend = 0;	3629	delete [] ov.rend; ov.rend = 0;
3616	}	3630	}
3617		3631
3618	void	3632	void
3619	rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW	3633	rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) noexcept
3620	{	3634	{
3621	if (!ov.text \|\| x >= ov.w - 2 \|\| y >= ov.h - 2)	3635	if (!ov.text \|\| x >= ov.w - 2 \|\| y >= ov.h - 2)
3622	return;	3636	return;
3623		3637
3624	x++, y++;	3638	x++, y++;
…		…
3626	ov.text[y][x] = text;	3640	ov.text[y][x] = text;
3627	ov.rend[y][x] = rend;	3641	ov.rend[y][x] = rend;
3628	}	3642	}
3629		3643
3630	void	3644	void
3631	rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW	3645	rxvt_term::scr_overlay_set (int x, int y, const char *s) noexcept
3632	{	3646	{
3633	while (*s)	3647	while (*s)
3634	scr_overlay_set (x++, y, *s++);	3648	scr_overlay_set (x++, y, *s++);
3635	}	3649	}
3636		3650
3637	void	3651	void
3638	rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW	3652	rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) noexcept
3639	{	3653	{
3640	while (*s)	3654	while (*s)
3641	{	3655	{
3642	text_t t = *s++;	3656	text_t t = *s++;
3643	int width = WCWIDTH (t);	3657	int width = WCWIDTH (t);
…		…
3649	}	3663	}
3650	}	3664	}
3651	}	3665	}
3652		3666
3653	void	3667	void
3654	rxvt_term::scr_swap_overlay () NOTHROW	3668	rxvt_term::scr_swap_overlay () noexcept
3655	{	3669	{
3656	if (!ov.text)	3670	if (!ov.text)
3657	return;	3671	return;
3658		3672
3659	// hide cursor if it is within the overlay area	3673	// hide cursor if it is within the overlay area

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Comparing rxvt-unicode/src/screen.C (file contents): Revision 1.420 by root, Mon Jun 4 15:18:52 2012 UTC vs. Revision 1.460 by sf-exg, Thu May 13 19:40:20 2021 UTC

Diff Legend

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.420 by root, Mon Jun 4 15:18:52 2012 UTC vs.
Revision 1.460 by sf-exg, Thu May 13 19:40:20 2021 UTC