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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.198 by root, Tue Dec 27 01:25:42 2005 UTC vs.
Revision 1.242 by root, Thu Jan 19 19:51:08 2006 UTC

1	/*--------------------------------*-C-*--------------------------------------*	1	/*--------------------------------*-C-*--------------------------------------*
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) 2003-2004 Marc Lehmann <pcg@goof.com>	6	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
7	*	7	*
8	* This program is free software; you can redistribute it and/or modify	8	* This program is free software; you can redistribute it and/or modify
9	* it under the terms of the GNU General Public License as published by	9	* it under the terms of the GNU General Public License as published by
10	* the Free Software Foundation; either version 2 of the License, or	10	* the Free Software Foundation; either version 2 of the License, or
11	* (at your option) any later version.	11	* (at your option) any later version.
…		…
24	* This file handles _all_ screen updates and selections	24	* This file handles _all_ screen updates and selections
25	*/	25	*/
26		26
27	#include "../config.h" /* NECESSARY */	27	#include "../config.h" /* NECESSARY */
28	#include "rxvt.h" /* NECESSARY */	28	#include "rxvt.h" /* NECESSARY */
		29	#include "rxvtperl.h" /* NECESSARY */
29		30
30	#include <X11/Xmd.h> /* get the typedef for CARD32 */	31	#include <X11/Xmd.h> /* get the typedef for CARD32 */
31		32
32	#include <inttypes.h>	33	#include <inttypes.h>
33		34
…		…
46		47
47	/* ------------------------------------------------------------------------- *	48	/* ------------------------------------------------------------------------- *
48	* GENERAL SCREEN AND SELECTION UPDATE ROUTINES *	49	* GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49	* ------------------------------------------------------------------------- */	50	* ------------------------------------------------------------------------- */
50	#define ZERO_SCROLLBACK() \	51	#define ZERO_SCROLLBACK() \
51	if (options & Opt_scrollTtyOutput) \	52	if (OPTION (Opt_scrollTtyOutput)) \
52	view_start = 0	53	view_start = 0
53	#define CLEAR_SELECTION() \	54	#define CLEAR_SELECTION() \
54	selection.beg.row = selection.beg.col \	55	selection.beg.row = selection.beg.col \
55	= selection.end.row = selection.end.col = 0	56	= selection.end.row = selection.end.col = 0
56	#define CLEAR_ALL_SELECTION() \	57	#define CLEAR_ALL_SELECTION() \
…		…
114	* SCREEN `COMMON' ROUTINES *	115	* SCREEN `COMMON' ROUTINES *
115	* ------------------------------------------------------------------------- */	116	* ------------------------------------------------------------------------- */
116		117
117	/* Fill part/all of a line with blanks. */	118	/* Fill part/all of a line with blanks. */
118	void	119	void
119	rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs)	120	rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const
120	{	121	{
121	if (!l.t)	122	if (!l.t)
122	{	123	{
123	lalloc (l);	124	lalloc (l);
124	col = 0;	125	col = 0;
125	width = ncol;	126	width = ncol;
126	}	127	}
127		128
		129	l.touch ();
		130
128	efs &= ~RS_baseattrMask;	131	efs &= ~RS_baseattrMask;
129	efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));	132	efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
130		133
131	text_t *et = l.t + col;	134	text_t *et = l.t + col;
132	rend_t *er = l.r + col;	135	rend_t *er = l.r + col;
…		…
139	}	142	}
140		143
141	/* ------------------------------------------------------------------------- */	144	/* ------------------------------------------------------------------------- */
142	/* Fill a full line with blanks - make sure it is allocated first */	145	/* Fill a full line with blanks - make sure it is allocated first */
143	void	146	void
144	rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs)	147	rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const
145	{	148	{
146	scr_blank_line (l, 0, ncol, efs);	149	scr_blank_line (l, 0, ncol, efs);
		150
		151	l.l = 0;
		152	l.f = 0;
147	}	153	}
148		154
149	/* ------------------------------------------------------------------------- *	155	/* ------------------------------------------------------------------------- *
150	* SCREEN INITIALISATION *	156	* SCREEN INITIALISATION *
151	* ------------------------------------------------------------------------- */	157	* ------------------------------------------------------------------------- */
…		…
173	if (nrow + saveLines < 2)	179	if (nrow + saveLines < 2)
174	{	180	{
175	//TODO//FIXME	181	//TODO//FIXME
176	saveLines++;	182	saveLines++;
177	prev_nrow--;	183	prev_nrow--;
178	nsaved++;	184	top_row--;
179	}	185	}
180		186
181	want_refresh = 1;	187	want_refresh = 1;
182		188
183	int prev_total_rows = prev_nrow + saveLines;	189	int prev_total_rows = prev_nrow + saveLines;
…		…
188		194
189	if (!row_buf)	195	if (!row_buf)
190	{	196	{
191	/*	197	/*
192	* first time called so just malloc everything: don't rely on realloc	198	* first time called so just malloc everything: don't rely on realloc
193	* Note: this is still needed so that all the scrollback lines are NULL
194	*/	199	*/
195	nsaved = 0; /* no saved lines */	200	top_row = 0; /* no saved lines */
196	term_start = 0;	201	term_start = 0;
197		202
198	talloc = new rxvt_salloc (ncol * sizeof (text_t));	203	talloc = new rxvt_salloc (ncol * sizeof (text_t));
199	ralloc = new rxvt_salloc (ncol * sizeof (rend_t));	204	ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
200		205
201	row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));	206	row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202	temp_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
203	drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));	207	drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
204	swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));	208	swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
205		209
206	for (int row = nrow; row--; )	210	for (int row = nrow; row--; )
207	{	211	{
208	scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);	212	scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
209	scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);	213	scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
…		…
230	selection.text = NULL;	234	selection.text = NULL;
231	selection.len = 0;	235	selection.len = 0;
232	selection.op = SELECTION_CLEAR;	236	selection.op = SELECTION_CLEAR;
233	selection.screen = PRIMARY;	237	selection.screen = PRIMARY;
234	selection.clicks = 0;	238	selection.clicks = 0;
235	CLEAR_ALL_SELECTION ();
236	rvideo = 0;	239	rvideo = 0;
237	}	240	}
238	else	241	else
239	{	242	{
240	/*	243	/*
…		…
254	}	257	}
255	}	258	}
256	#endif	259	#endif
257		260
258	drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));	261	drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
259	temp_buf = (line_t *)rxvt_realloc (temp_buf , nrow * sizeof (line_t));
260	swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));	262	swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
261		263
262	for (int row = min (nrow, prev_nrow); row--; )	264	for (int row = min (nrow, prev_nrow); row--; )
263	{	265	{
264	lresize (drawn_buf[row]);	266	lresize (drawn_buf[row]);
…		…
269	{	271	{
270	swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);	272	swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
271	drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);	273	drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
272	}	274	}
273		275
		276	line_t *old_buf = row_buf;
274	line_t *old_buf = row_buf; row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));	277	row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
275		278
276	int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row	279	int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
277	int pend = MOD (term_start - nsaved , prev_total_rows);	280	int pend = MOD (term_start + top_row , prev_total_rows);
278	int q = total_rows; // rewrapped row	281	int q = total_rows; // rewrapped row
279		282
280	if (nsaved)	283	if (top_row)
281	{	284	{
282	// re-wrap lines, this is rather ugly, possibly because I am too dumb	285	// re-wrap lines, this is rather ugly, possibly because I am too dumb
283	// to come up with a lean and mean algorithm.	286	// to come up with a lean and mean algorithm.
284		287
285	row_col_t ocur = screen.cur;	288	row_col_t ocur = screen.cur;
…		…
289	{	292	{
290	p = MOD (p - 1, prev_total_rows);	293	p = MOD (p - 1, prev_total_rows);
291	#ifdef DEBUG_STRICT	294	#ifdef DEBUG_STRICT
292	assert (old_buf [MOD (p, prev_total_rows)].t);	295	assert (old_buf [MOD (p, prev_total_rows)].t);
293	#endif	296	#endif
294
295	int plines = 1;	297	int plines = 1;
296	int llen = old_buf [MOD (p, prev_total_rows)].l;	298	int llen = old_buf [MOD (p, prev_total_rows)].l;
297		299
298	while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())	300	while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
299	{	301	{
…		…
317	// re-assemble the full line by destination lines	319	// re-assemble the full line by destination lines
318	for (int qrow = q; qlines--; qrow++)	320	for (int qrow = q; qlines--; qrow++)
319	{	321	{
320	qline = row_buf + qrow;	322	qline = row_buf + qrow;
321	lalloc (*qline);	323	lalloc (*qline);
		324	qline->l = ncol;
322	qline->set_is_longer ();	325	qline->is_longer (1);
323		326
324	int qcol = 0;	327	int qcol = 0;
325		328
		329	// see below for cursor adjustment rationale
		330	if (p == ocur.row)
		331	screen.cur.row = q - (total_rows - nrow);
		332
326	// fill a single destination line	333	// fill a single destination line
327	while (lofs < llen && qcol < ncol)	334	while (lofs < llen && qcol < ncol)
328	{	335	{
329	int prow = lofs / prev_ncol;	336	int prow = lofs / prev_ncol;
330	int pcol = lofs % prev_ncol;	337	int pcol = lofs % prev_ncol;
…		…
340		347
341	line_t &pline = old_buf [prow];	348	line_t &pline = old_buf [prow];
342		349
343	int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);	350	int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
344		351
		352	#if DEBUG_STRICT
345	assert (len);	353	assert (len);
346	assert (pline.t);	354	assert (pline.t);
		355	#endif
347		356
348	memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));	357	memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
349	memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));	358	memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
350		359
351	lofs += len;	360	lofs += len;
352	qcol += len;	361	qcol += len;
353	}	362	}
354	}	363	}
355		364
356	qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;	365	qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
357	#ifdef DEBUG_STRICT //TODO//FIXME//TEMPORARY	366	qline->is_longer (0);
358	if (qline->l < 0)
359	{
360	fprintf (stderr, "ERROR, PLEASE REPORT to rxvt-unicode@plan9.de: qline->l %d = llen %d < ncol %d ? %d : MOD %d\n", qline->l,llen,ncol,llen,MOD (llen - 1, ncol) + 1);//D
361	qline->l = 0;
362	}
363	#endif
364	scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);	367	scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
365	}	368	}
366	while (p != pend && q > 0);	369	while (p != pend && q > 0);
367		370
368	term_start = total_rows - nrow;	371	term_start = total_rows - nrow;
369	nsaved = term_start - q;	372	top_row = q - term_start;
370		373
371	// make sure all terminal lines exist	374	// make sure all terminal lines exist
372	while (nsaved < 0)	375	while (top_row > 0)
373	scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE);	376	scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
374
375	}	377	}
376	else	378	else
377	{	379	{
378	// if no scrollback exists (yet), wing, instead of wrap	380	// if no scrollback exists (yet), wing, instead of wrap
379		381
…		…
392	}	394	}
393		395
394	term_start = 0;	396	term_start = 0;
395	}	397	}
396		398
397	#ifdef DEBUG_STRICT //TODO: remove
398	for (int i = -nsaved; i < nrow; i++)
399	assert (ROW (i).t);
400	#endif
401
402	free (old_buf);	399	free (old_buf);
403	delete old_ta;	400	delete old_ta;
404	delete old_ra;	401	delete old_ra;
405		402
406	clamp_it (screen.cur.row, 0, nrow - 1);	403	clamp_it (screen.cur.row, 0, nrow - 1);
…		…
408		405
409	if (tabs)	406	if (tabs)
410	free (tabs);	407	free (tabs);
411	}	408	}
412		409
		410	CLEAR_ALL_SELECTION ();
		411
413	prev_nrow = nrow;	412	prev_nrow = nrow;
414	prev_ncol = ncol;	413	prev_ncol = ncol;
415		414
416	tabs = (char *)rxvt_malloc (ncol * sizeof (char));	415	tabs = (char *)rxvt_malloc (ncol * sizeof (char));
417		416
418	for (int col = ncol; col--; )	417	for (int col = ncol; col--; )
419	tabs [col] = col % TABSIZE == 0;	418	tabs [col] = col % TABSIZE == 0;
420		419
421	tt_winch ();	420	tt_winch ();
		421
		422	HOOK_INVOKE ((this, HOOK_RESET, DT_END));
422	}	423	}
423		424
424	/* ------------------------------------------------------------------------- */	425	/* ------------------------------------------------------------------------- */
425	/*	426	/*
426	* Free everything. That way malloc debugging can find leakage.	427	* Free everything. That way malloc debugging can find leakage.
…		…
432	delete ralloc; ralloc = 0;	433	delete ralloc; ralloc = 0;
433		434
434	free (row_buf);	435	free (row_buf);
435	free (swap_buf);	436	free (swap_buf);
436	free (drawn_buf);	437	free (drawn_buf);
437	free (temp_buf);
438	free (tabs);	438	free (tabs);
439		439
440	row_buf = 0; // signal that we freed all the arrays	440	row_buf = 0; // signal that we freed all the arrays
441	}	441	}
442		442
…		…
450	scr_release ();	450	scr_release ();
451	prev_nrow = prev_ncol = 0;	451	prev_nrow = prev_ncol = 0;
452	scr_reset ();	452	scr_reset ();
453		453
454	scr_clear (true);	454	scr_clear (true);
455	scr_refresh (SLOW_REFRESH);	455	scr_refresh ();
456	}	456	}
457		457
458	/* ------------------------------------------------------------------------- *	458	/* ------------------------------------------------------------------------- *
459	* PROCESS SCREEN COMMANDS *	459	* PROCESS SCREEN COMMANDS *
460	* ------------------------------------------------------------------------- */	460	* ------------------------------------------------------------------------- */
…		…
462	* Save and Restore cursor	462	* Save and Restore cursor
463	* XTERM_SEQ: Save cursor : ESC 7	463	* XTERM_SEQ: Save cursor : ESC 7
464	* XTERM_SEQ: Restore cursor: ESC 8	464	* XTERM_SEQ: Restore cursor: ESC 8
465	*/	465	*/
466	void	466	void
467	rxvt_term::scr_cursor (int mode)	467	rxvt_term::scr_cursor (cursor_mode mode)
468	{	468	{
469	screen_t *s;	469	screen_t *s;
470		470
471	#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)	471	#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
472	if (current_screen == SECONDARY)	472	if (current_screen == SECONDARY)
…		…
530		530
531	screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);	531	screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
532	screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);	532	screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
533		533
534	#if NSCREENS	534	#if NSCREENS
535	if (options & Opt_secondaryScreen)	535	if (OPTION (Opt_secondaryScreen))
536	{	536	{
537	num_scr = 0;	537	num_scr = 0;
538		538
539	for (int i = prev_nrow; i--; )	539	for (int i = prev_nrow; i--; )
540	::swap (ROW(i), swap_buf [i]);	540	::swap (ROW(i), swap_buf [i]);
…		…
544	screen.flags |= Screen_VisibleCursor;	544	screen.flags |= Screen_VisibleCursor;
545	swap.flags |= Screen_VisibleCursor;	545	swap.flags |= Screen_VisibleCursor;
546	}	546	}
547	else	547	else
548	#endif	548	#endif
549	if (options & Opt_secondaryScroll)	549	if (OPTION (Opt_secondaryScroll))
550	scr_scroll_text (0, prev_nrow - 1, prev_nrow);	550	scr_scroll_text (0, prev_nrow - 1, prev_nrow);
551		551
552	return scrn;	552	return scrn;
553	}	553	}
554		554
…		…
574	* Change the colour for following text	574	* Change the colour for following text
575	*/	575	*/
576	void	576	void
577	rxvt_term::scr_color (unsigned int color, int fgbg)	577	rxvt_term::scr_color (unsigned int color, int fgbg)
578	{	578	{
579	if (color > maxTermCOLOR)	579	if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
580	color = fgbg;	580	color = fgbg;
581		581
582	if (fgbg == Color_fg)	582	if (fgbg == Color_fg)
583	rstyle = SET_FGCOLOR (rstyle, color);	583	rstyle = SET_FGCOLOR (rstyle, color);
584	else	584	else
…		…
615	want_refresh = 1;	615	want_refresh = 1;
616	num_scr += count;	616	num_scr += count;
617		617
618	if (count > 0	618	if (count > 0
619	&& row1 == 0	619	&& row1 == 0
620	&& row2 == nrow - 1
621	&& (current_screen == PRIMARY || options & Opt_secondaryScroll))	620	&& (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))
622	{	621	{
623	nsaved = min (nsaved + count, saveLines);	622	top_row = max (top_row - count, -saveLines);
		623
		624	// scroll everything up 'count' lines
624	term_start = (term_start + count) % total_rows;	625	term_start = (term_start + count) % total_rows;
625		626
		627	// sever bottommost line
		628	{
		629	line_t &l = ROW(row2 - count);
		630	l.is_longer (0);
		631	l.touch ();
		632	}
		633
		634	// erase newly scrolled-in lines
		635	for (int i = count; i--; )
		636	{
		637	// basically this is a slightly optimized scr_blank_screen_mem
		638	// it is worth the effort on slower machines
		639	line_t &l = ROW(nrow - 1 - i);
		640
		641	scr_blank_line (l, 0, l.l, rstyle);
		642
		643	l.l = 0;
		644	l.f = 0;
		645	}
		646
		647	// now copy lines below the scroll region bottom to the
		648	// bottom of the screen again, so they look as if they
		649	// hadn't moved.
		650	for (int i = nrow; --i > row2; )
		651	{
		652	line_t &l1 = ROW(i - count);
		653	line_t &l2 = ROW(i);
		654
		655	::swap (l1, l2);
		656	l2.touch ();
		657	}
		658
		659	// move and/or clear selection, if any
626	if (selection.op && current_screen == selection.screen)	660	if (selection.op && current_screen == selection.screen)
627	{	661	{
628	selection.beg.row -= count;	662	selection.beg.row -= count;
629	selection.end.row -= count;	663	selection.end.row -= count;
630	selection.mark.row -= count;	664	selection.mark.row -= count;
631		665
632	if (selection.beg.row < -nsaved	666	if (selection.beg.row < top_row
633	|| selection.end.row < -nsaved	667	|| selection.end.row < top_row
634	|| selection.mark.row < -nsaved)	668	|| selection.mark.row < top_row)
635	{	669	{
636	CLEAR_ALL_SELECTION ();	670	CLEAR_ALL_SELECTION ();
637	selection.op = SELECTION_CLEAR;	671	selection.op = SELECTION_CLEAR;
638	}	672	}
639	}	673	}
640		674
641	for (int i = count; i--; )	675	// finally move the view window, if desired
642	{
643	ROW(row2 - i).l = 0;
644	scr_blank_screen_mem (ROW(row2 - i), rstyle);
645	}
646
647	if ((options & Opt_scrollWithBuffer)	676	if (OPTION (Opt_scrollWithBuffer)
648	&& view_start != 0	677	&& view_start != 0
649	&& view_start != saveLines)	678	&& view_start != -saveLines)
650	scr_page (UP, count);	679	scr_page (UP, count);
		680
		681	if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
		682	HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
651	}	683	}
652	else	684	else
653	{	685	{
654	if (selection.op && current_screen == selection.screen)	686	if (selection.op && current_screen == selection.screen)
655	{	687	{
…		…
679		711
680	int rows = row2 - row1 + 1;	712	int rows = row2 - row1 + 1;
681		713
682	min_it (count, rows);	714	min_it (count, rows);
683		715
		716	line_t *temp_buf = row_buf + total_rows;
		717
684	for (int row = 0; row < rows; row++)	718	for (int row = 0; row < rows; row++)
685	{	719	{
686	temp_buf [row] = ROW(row1 + (row + count + rows) % rows);	720	temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
687		721
688	if (!IN_RANGE_EXC (row + count, 0, rows))	722	if (!IN_RANGE_EXC (row + count, 0, rows))
…		…
699	/* ------------------------------------------------------------------------- */	733	/* ------------------------------------------------------------------------- */
700	/*	734	/*
701	* Add text given in <str> of length <len> to screen struct	735	* Add text given in <str> of length <len> to screen struct
702	*/	736	*/
703	void	737	void
704	rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len)	738	rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines)
705	{	739	{
706	if (len <= 0) /* sanity */	740	if (len <= 0) /* sanity */
707	return;	741	return;
708		742
709	unsigned char checksel;	743	unsigned char checksel;
710	unicode_t c;	744	unicode_t c;
711	int last_col;	745	int ncol = this->ncol;
712	const unicode_t *strend = str + len;	746	const wchar_t *strend = str + len;
713		747
714	want_refresh = 1;	748	want_refresh = 1;
715	ZERO_SCROLLBACK ();	749	ZERO_SCROLLBACK ();
716	last_col = ncol;
717		750
718	if (nlines > 0)	751	if (minlines > 0)
719	{	752	{
720	nlines += screen.cur.row - screen.bscroll;	753	minlines += screen.cur.row - screen.bscroll;
		754
721	if (nlines > 0	755	if (minlines > 0
722	&& screen.tscroll == 0	756	&& screen.tscroll == 0
723	&& screen.bscroll == (nrow - 1))	757	&& screen.bscroll == nrow - 1)
724	{	758	{
725	/* _at least_ this many lines need to be scrolled */	759	/* _at least_ this many lines need to be scrolled */
726	scr_scroll_text (screen.tscroll, screen.bscroll, nlines);	760	scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
727	screen.cur.row -= nlines;	761	screen.cur.row -= minlines;
728	}	762	}
729	}	763	}
730		764
731	#ifdef DEBUG_STRICT	765	#ifdef DEBUG_STRICT
732	assert (screen.cur.col < last_col);	766	assert (screen.cur.col < ncol);
733	assert (screen.cur.row < nrow	767	assert (screen.cur.row < nrow
734	&& screen.cur.row >= -nsaved);	768	&& screen.cur.row >= top_row);
735	#endif	769	#endif
736	int row = screen.cur.row;	770	int row = screen.cur.row;
737		771
738	checksel = selection.op && current_screen == selection.screen ? 1 : 0;	772	checksel = selection.op && current_screen == selection.screen ? 1 : 0;
739		773
740	line_t *line = &ROW(row);	774	line_t *line = &ROW(row);
741		775
742	while (str < strend)	776	while (str < strend)
743	{	777	{
744	c = *str++;	778	c = (unicode_t)*str++; // convert to rxvt-unicodes representation
745		779
746	if (c < 0x20)	780	if (c < 0x20)
747	if (c == C0_LF)	781	if (c == C0_LF)
748	{	782	{
749	if (!line->is_longer ()) /* XXX: think about this */
750	max_it (line->l, screen.cur.col);	783	max_it (line->l, screen.cur.col);
751		784
752	screen.flags &= ~Screen_WrapNext;	785	screen.flags &= ~Screen_WrapNext;
753		786
754	if (screen.cur.row == screen.bscroll)	787	if (screen.cur.row == screen.bscroll)
755	scr_scroll_text (screen.tscroll, screen.bscroll, 1);	788	scr_scroll_text (screen.tscroll, screen.bscroll, 1);
…		…
759	line = &ROW(row); /* _must_ refresh */	792	line = &ROW(row); /* _must_ refresh */
760	continue;	793	continue;
761	}	794	}
762	else if (c == C0_CR)	795	else if (c == C0_CR)
763	{	796	{
764	if (!line->is_longer ()) /* XXX: think about this */
765	max_it (line->l, screen.cur.col);	797	max_it (line->l, screen.cur.col);
766		798
767	screen.flags &= ~Screen_WrapNext;	799	screen.flags &= ~Screen_WrapNext;
768	screen.cur.col = 0;	800	screen.cur.col = 0;
769	continue;	801	continue;
770	}	802	}
…		…
787	CLEAR_SELECTION ();	819	CLEAR_SELECTION ();
788	}	820	}
789		821
790	if (screen.flags & Screen_WrapNext)	822	if (screen.flags & Screen_WrapNext)
791	{	823	{
792	line->set_is_longer ();
793
794	scr_do_wrap ();	824	scr_do_wrap ();
795		825
		826	line->l = ncol;
		827	line->is_longer (1);
		828
796	row = screen.cur.row;	829	row = screen.cur.row;
797	line = &ROW(row); /* _must_ refresh */	830	line = &ROW(row); /* _must_ refresh */
798	}	831	}
799		832
800	// some utf-8 decoders "decode" surrogate characters: let's fix this.	833	// some utf-8 decoders "decode" surrogate characters: let's fix this.
…		…
805	// do wcwidth before further replacements, as wcwidth might return -1	838	// do wcwidth before further replacements, as wcwidth might return -1
806	// for the line drawing characters below as they might be invalid in the current	839	// for the line drawing characters below as they might be invalid in the current
807	// locale.	840	// locale.
808	int width = c < 0x100 ? 1 : wcwidth (c);	841	int width = c < 0x100 ? 1 : wcwidth (c);
809		842
810	if (charsets[screen.charset] == '0') // DEC SPECIAL	843	if (charsets [screen.charset] == '0') // DEC SPECIAL
811	{	844	{
812	// vt100 special graphics and line drawing	845	// vt100 special graphics and line drawing
813	// 5f-7e standard vt100	846	// 5f-7e standard vt100
814	// 40-5e rxvt extension for extra curses acs chars	847	// 40-5e rxvt extension for extra curses acs chars
815	static uint16_t vt100_0[62] = { // 41 .. 7e	848	static uint16_t vt100_0[62] = { // 41 .. 7e
…		…
867	}	900	}
868		901
869	rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));	902	rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
870		903
871	// if the character doesn't fit into the remaining columns...	904	// if the character doesn't fit into the remaining columns...
872	if (screen.cur.col > last_col - width && last_col >= width)	905	if (screen.cur.col > ncol - width && ncol >= width)
873	{	906	{
874	// ...output spaces	907	// ...output spaces
875	c = ' ';	908	c = ' ';
876	// and try the same character next loop iteration	909	// and try the same character next loop iteration
877	--str;	910	--str;
878	}	911	}
879		912
		913	line->touch ();
		914
880	do	915	do
881	{	916	{
882	line->t[screen.cur.col] = c;	917	line->t[screen.cur.col] = c;
883	line->r[screen.cur.col] = rend;	918	line->r[screen.cur.col] = rend;
884		919
885	if (screen.cur.col < last_col - 1)	920	if (screen.cur.col < ncol - 1)
886	screen.cur.col++;	921	screen.cur.col++;
887	else	922	else
888	{	923	{
889	line->l = last_col;	924	line->l = ncol;
890	if (screen.flags & Screen_Autowrap)	925	if (screen.flags & Screen_Autowrap)
891	screen.flags |= Screen_WrapNext;	926	screen.flags |= Screen_WrapNext;
892	break;	927	break;
893	}	928	}
894		929
…		…
896	}	931	}
897	while (--width > 0);	932	while (--width > 0);
898		933
899	// pad with spaces when overwriting wide character with smaller one	934	// pad with spaces when overwriting wide character with smaller one
900	if (!width)	935	if (!width)
		936	{
		937	line->touch ();
		938
901	for (int c = screen.cur.col; c < last_col && line->t[c] == NOCHAR; c++)	939	for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
902	{	940	{
903	line->t[c] = ' ';	941	line->t[c] = ' ';
904	line->r[c] = rend;	942	line->r[c] = rend;
905	}	943	}
		944	}
906	}	945	}
907	else // width == 0	946	else // width == 0
908	{	947	{
909	#if ENABLE_COMBINING	948	#if ENABLE_COMBINING
910	// handle combining characters	949	// handle combining characters
911	// we just tag the accent on the previous on-screen character.	950	// we just tag the accent on the previous on-screen character.
912	// this is arguably not correct, but also arguably not wrong.	951	// this is arguably not correct, but also arguably not wrong.
913	// we don't handle double-width characters nicely yet.	952	// we don't handle double-width characters nicely yet.
		953	line_t *linep;
914	text_t *tp;	954	text_t *tp;
915	rend_t *rp;	955	rend_t *rp;
916		956
917	if (screen.cur.col > 0)	957	if (screen.cur.col > 0)
918	{	958	{
		959	linep = line;
919	tp = line->t + screen.cur.col - 1;	960	tp = line->t + screen.cur.col - 1;
920	rp = line->r + screen.cur.col - 1;	961	rp = line->r + screen.cur.col - 1;
921
922	while (*tp == NOCHAR && tp > line->t)
923	tp--, rp--;
924	}	962	}
925	else if (screen.cur.row > 0	963	else if (screen.cur.row > 0
926	&& ROW(screen.cur.row - 1).is_longer ())	964	&& ROW(screen.cur.row - 1).is_longer ())
927	{	965	{
928	line_t *line = &ROW(screen.cur.row - 1);	966	linep = &ROW(screen.cur.row - 1);
929
930	tp = line->t + last_col - 1;	967	tp = line->t + ncol - 1;
931	rp = line->r + last_col - 1;	968	rp = line->r + ncol - 1;
932
933	while (*tp == NOCHAR && tp > line->t)
934	tp--, rp--;
935	}	969	}
936	else	970	else
937	continue;	971	continue;
		972
		973	linep->touch ();
		974
		975	while (*tp == NOCHAR && tp > linep->t)
		976	tp--, rp--;
938		977
939	// first try to find a precomposed character	978	// first try to find a precomposed character
940	unicode_t n = rxvt_compose (*tp, c);	979	unicode_t n = rxvt_compose (*tp, c);
941	if (n == NOCHAR)	980	if (n == NOCHAR)
942	n = rxvt_composite.compose (*tp, c);	981	n = rxvt_composite.compose (*tp, c);
…		…
945	*rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));	984	*rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
946	#endif	985	#endif
947	}	986	}
948	}	987	}
949		988
950	if (!line->is_longer ()) /* XXX: think about this */
951	max_it (line->l, screen.cur.col);	989	max_it (line->l, screen.cur.col);
952		990
953	#ifdef DEBUG_STRICT	991	#ifdef DEBUG_STRICT
954	assert (screen.cur.row >= 0);	992	assert (screen.cur.row >= 0);
955	#endif	993	#endif
956	}	994	}
…		…
1006		1044
1007	for (; ++i < ncol; )	1045	for (; ++i < ncol; )
1008	if (tabs[i])	1046	if (tabs[i])
1009	{	1047	{
1010	x = i;	1048	x = i;
		1049
1011	if (!--count)	1050	if (!--count)
1012	break;	1051	break;
1013	}	1052	}
1014	else	1053	else
1015	ht &= l.t[i] == ' '	1054	ht &= l.t[i] == ' '
…		…
1018	if (count)	1057	if (count)
1019	x = ncol - 1;	1058	x = ncol - 1;
1020		1059
1021	// store horizontal tab commands as characters inside the text	1060	// store horizontal tab commands as characters inside the text
1022	// buffer so they can be selected and pasted.	1061	// buffer so they can be selected and pasted.
1023	if (ht && options & Opt_pastableTabs)	1062	if (ht && OPTION (Opt_pastableTabs))
1024	{	1063	{
1025	base_rend = SET_FONT (base_rend, 0);	1064	base_rend = SET_FONT (base_rend, 0);
1026		1065
1027	if (!l.is_longer ()) /* XXX: think about this */	1066	l.touch (x);
1028	max_it (l.l, x);
1029		1067
1030	i = screen.cur.col;	1068	i = screen.cur.col;
1031		1069
1032	l.t[i] = '\t';	1070	l.t[i] = '\t';
1033	l.r[i] = base_rend;	1071	l.r[i] = base_rend;
…		…
1087	{	1125	{
1088	if (screen.cur.col < ncol - 1)	1126	if (screen.cur.col < ncol - 1)
1089	scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);	1127	scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1090	else	1128	else
1091	{	1129	{
1092	if (ROW(screen.cur.row).is_longer ()) //TODO//FIXME//LEN	1130	line_t &l = ROW(screen.cur.row);
1093	ROW(screen.cur.row).l = ncol;	1131
		1132	l.touch ();
		1133	l.is_longer (0);
1094		1134
1095	scr_gotorc (0, 0, R_RELATIVE);	1135	scr_gotorc (0, 0, R_RELATIVE);
1096	scr_insdel_chars (1, DELETE);	1136	scr_insdel_chars (1, DELETE);
1097	scr_gotorc (0, ncol - 1, R_RELATIVE);	1137	scr_gotorc (0, ncol - 1, R_RELATIVE);
1098	}	1138	}
…		…
1189	ZERO_SCROLLBACK ();	1229	ZERO_SCROLLBACK ();
1190		1230
1191	selection_check (1);	1231	selection_check (1);
1192		1232
1193	line_t &line = ROW(screen.cur.row);	1233	line_t &line = ROW(screen.cur.row);
		1234
		1235	line.touch ();
		1236	line.is_longer (0);
1194		1237
1195	switch (mode)	1238	switch (mode)
1196	{	1239	{
1197	case 0: /* erase to end of line */	1240	case 0: /* erase to end of line */
1198	col = screen.cur.col;	1241	col = screen.cur.col;
…		…
1284	CLEAR_ROWS (row, num);	1327	CLEAR_ROWS (row, num);
1285	}	1328	}
1286	else	1329	else
1287	{	1330	{
1288	ren = rstyle & (RS_fgMask | RS_bgMask);	1331	ren = rstyle & (RS_fgMask | RS_bgMask);
1289	gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)];	1332	gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1290	XChangeGC (display->display, gc, GCForeground, &gcvalue);	1333	XChangeGC (display->display, gc, GCForeground, &gcvalue);
1291	ERASE_ROWS (row, num);	1334	ERASE_ROWS (row, num);
1292	gcvalue.foreground = pix_colors[Color_fg];	1335	gcvalue.foreground = pix_colors[Color_fg];
1293	XChangeGC (display->display, gc, GCForeground, &gcvalue);	1336	XChangeGC (display->display, gc, GCForeground, &gcvalue);
1294	}	1337	}
1295		1338
1296	for (; num--; row++)	1339	for (; num--; row++)
1297	{	1340	{
1298	ROW (row).l = 0;
1299	scr_blank_screen_mem (ROW (row), rstyle);	1341	scr_blank_screen_mem (ROW(row), rstyle);
1300	scr_blank_line (drawn_buf [row], 0, ncol, ren);	1342	scr_blank_line (drawn_buf [row], 0, ncol, ren);
1301	}	1343	}
1302	}	1344	}
1303		1345
1304	#if ENABLE_FRILLS	1346	#if ENABLE_FRILLS
…		…
1306	rxvt_term::scr_erase_savelines ()	1348	rxvt_term::scr_erase_savelines ()
1307	{	1349	{
1308	want_refresh = 1;	1350	want_refresh = 1;
1309	ZERO_SCROLLBACK ();	1351	ZERO_SCROLLBACK ();
1310		1352
1311	nsaved = 0;	1353	top_row = 0;
1312	}	1354	}
1313	#endif	1355	#endif
1314		1356
1315	/* ------------------------------------------------------------------------- */	1357	/* ------------------------------------------------------------------------- */
1316	/*	1358	/*
…		…
1337	rend_t *r1 = line.r;	1379	rend_t *r1 = line.r;
1338		1380
1339	for (int j = ncol; j--; )	1381	for (int j = ncol; j--; )
1340	*r1++ = fs;	1382	*r1++ = fs;
1341		1383
1342	line.l = ncol; /* make the `E's selectable */	1384	line.is_longer (0);
		1385	line.touch (ncol);
1343	}	1386	}
1344	}	1387	}
1345		1388
1346	/* ------------------------------------------------------------------------- */	1389	/* ------------------------------------------------------------------------- */
1347	/*	1390	/*
…		…
1395	min_it (count, ncol - screen.cur.col);	1438	min_it (count, ncol - screen.cur.col);
1396		1439
1397	row = screen.cur.row;	1440	row = screen.cur.row;
1398		1441
1399	line_t *line = &ROW(row);	1442	line_t *line = &ROW(row);
		1443
		1444	line->touch ();
		1445	line->is_longer (0);
1400		1446
1401	switch (insdel)	1447	switch (insdel)
1402	{	1448	{
1403	case INSERT:	1449	case INSERT:
1404	for (col = ncol - 1; (col - count) >= screen.cur.col; col--)	1450	for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1405	{	1451	{
1406	line->t[col] = line->t[col - count];	1452	line->t[col] = line->t[col - count];
1407	line->r[col] = line->r[col - count];	1453	line->r[col] = line->r[col - count];
1408	}	1454	}
1409		1455
1410	if (!line->is_longer ())	1456	line->l = min (line->l + count, ncol);
1411	{
1412	line->l += count;
1413	min_it (line->l, ncol);
1414	}
1415		1457
1416	if (selection.op && current_screen == selection.screen	1458	if (selection.op && current_screen == selection.screen
1417	&& ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))	1459	&& ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1418	{	1460	{
1419	if (selection.end.row != screen.cur.row	1461	if (selection.end.row != screen.cur.row
…		…
1432		1474
1433	case ERASE:	1475	case ERASE:
1434	screen.cur.col += count; /* don't worry if > ncol */	1476	screen.cur.col += count; /* don't worry if > ncol */
1435	selection_check (1);	1477	selection_check (1);
1436	screen.cur.col -= count;	1478	screen.cur.col -= count;
		1479
		1480	line->l = max (line->l - count, 0);
1437	scr_blank_line (*line, screen.cur.col, count, rstyle);	1481	scr_blank_line (*line, screen.cur.col, count, rstyle);
1438	break;	1482	break;
1439		1483
1440	case DELETE:	1484	case DELETE:
1441	tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);	1485	tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
…		…
1444	{	1488	{
1445	line->t[col] = line->t[col + count];	1489	line->t[col] = line->t[col + count];
1446	line->r[col] = line->r[col + count];	1490	line->r[col] = line->r[col + count];
1447	}	1491	}
1448		1492
		1493	line->l = max (line->l - count, 0);
1449	scr_blank_line (*line, ncol - count, count, tr);	1494	scr_blank_line (*line, ncol - count, count, tr);
1450
1451	if (line->is_longer ()) /* break line continuation */
1452	line->l = ncol;
1453
1454	line->l = max (line->l - count, 0);
1455		1495
1456	if (selection.op && current_screen == selection.screen	1496	if (selection.op && current_screen == selection.screen
1457	&& ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))	1497	&& ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1458	{	1498	{
1459	if (selection.end.row != screen.cur.row	1499	if (selection.end.row != screen.cur.row
…		…
1571	rxvt_term::scr_set_tab (int mode)	1611	rxvt_term::scr_set_tab (int mode)
1572	{	1612	{
1573	if (mode < 0)	1613	if (mode < 0)
1574	memset (tabs, 0, ncol * sizeof (char));	1614	memset (tabs, 0, ncol * sizeof (char));
1575	else if (screen.cur.col < ncol)	1615	else if (screen.cur.col < ncol)
1576	tabs[screen.cur.col] = (mode ? 1 : 0);	1616	tabs [screen.cur.col] = !!mode;
1577	}	1617	}
1578		1618
1579	/* ------------------------------------------------------------------------- */	1619	/* ------------------------------------------------------------------------- */
1580	/*	1620	/*
1581	* Set reverse/normal video	1621	* Set reverse/normal video
…		…
1593	::swap (pix_colors[Color_fg], pix_colors[Color_bg]);	1633	::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1594	#if XPM_BACKGROUND	1634	#if XPM_BACKGROUND
1595	if (bgPixmap.pixmap == None)	1635	if (bgPixmap.pixmap == None)
1596	#endif	1636	#endif
1597	#if TRANSPARENT	1637	#if TRANSPARENT
1598	if (! (options & Opt_transparent) || am_transparent == 0)	1638	if (! OPTION (Opt_transparent) || am_transparent == 0)
1599	#endif	1639	#endif
1600	XSetWindowBackground (display->display, vt,	1640	XSetWindowBackground (display->display, vt,
1601	pix_colors[Color_bg]);	1641	pix_colors[Color_bg]);
1602		1642
1603	gcvalue.foreground = pix_colors[Color_fg];	1643	gcvalue.foreground = pix_colors[Color_fg];
…		…
1628	* Set font style	1668	* Set font style
1629	*/	1669	*/
1630	void	1670	void
1631	rxvt_term::set_font_style ()	1671	rxvt_term::set_font_style ()
1632	{	1672	{
		1673	#if 0
1633	switch (charsets[screen.charset])	1674	switch (charsets [screen.charset])
1634	{	1675	{
1635	case '0': /* DEC Special Character & Line Drawing Set */	1676	case '0': /* DEC Special Character & Line Drawing Set */
1636	break;	1677	break;
1637	case 'A': /* United Kingdom (UK) */	1678	case 'A': /* United Kingdom (UK) */
1638	break;	1679	break;
…		…
1645	case 'C': /* Finnish character set */	1686	case 'C': /* Finnish character set */
1646	break;	1687	break;
1647	case 'K': /* German character set */	1688	case 'K': /* German character set */
1648	break;	1689	break;
1649	}	1690	}
		1691	#endif
1650	}	1692	}
1651		1693
1652	/* ------------------------------------------------------------------------- */	1694	/* ------------------------------------------------------------------------- */
1653	/*	1695	/*
1654	* Choose a font	1696	* Choose a font
…		…
1750	}	1792	}
1751		1793
1752	for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)	1794	for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1753	fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);	1795	fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1754		1796
		1797	num_scr_allow = 0;
		1798
1755	if (refresh)	1799	if (refresh)
1756	scr_refresh (SLOW_REFRESH);	1800	scr_refresh ();
1757	}	1801	}
1758		1802
1759	/* ------------------------------------------------------------------------- */	1803	/* ------------------------------------------------------------------------- */
1760	/*	1804	/*
1761	* Refresh the entire screen	1805	* Refresh the entire screen
…		…
1769	/* ------------------------------------------------------------------------- */	1813	/* ------------------------------------------------------------------------- */
1770	/*	1814	/*
1771	* Move the display so that the line represented by scrollbar value Y is at	1815	* Move the display so that the line represented by scrollbar value Y is at
1772	* the top of the screen	1816	* the top of the screen
1773	*/	1817	*/
1774	int	1818	void
1775	rxvt_term::scr_move_to (int y, int len)	1819	rxvt_term::scr_move_to (int y, int len)
1776	{	1820	{
1777	long p = 0;	1821	scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1778	unsigned int oldviewstart;
1779
1780	oldviewstart = view_start;
1781
1782	if (y < len)
1783	{
1784	p = (nrow + nsaved) * (len - y) / len;
1785	p -= (long) (nrow - 1);
1786	p = max (p, 0);
1787	}
1788
1789	view_start = (unsigned int)min (p, nsaved);
1790
1791	return scr_changeview (oldviewstart);
1792	}	1822	}
1793		1823
1794	/* ------------------------------------------------------------------------- */	1824	/* ------------------------------------------------------------------------- */
1795	/*	1825	/*
1796	* Page the screen up/down nlines	1826	* Page the screen up/down nlines
1797	* direction should be UP or DN	1827	* direction should be UP or DN
1798	*/	1828	*/
1799	int	1829	bool
1800	rxvt_term::scr_page (enum page_dirn direction, int nlines)	1830	rxvt_term::scr_page (enum page_dirn direction, int nlines)
1801	{	1831	{
1802	int n;	1832	int new_view_start =
1803	unsigned int oldviewstart;
1804
1805	oldviewstart = view_start;
1806
1807	if (direction == UP)
1808	{
1809	n = view_start + nlines;
1810	view_start = min (n, nsaved);
1811	}
1812	else
1813	{
1814	n = view_start - nlines;	1833	direction == UP ? view_start - nlines
1815	view_start = max (n, 0);	1834	: view_start + nlines;
1816	}
1817		1835
1818	return scr_changeview (oldviewstart);	1836	return scr_changeview (new_view_start);
1819	}	1837	}
1820		1838
1821	int	1839	bool
1822	rxvt_term::scr_changeview (unsigned int oldviewstart)	1840	rxvt_term::scr_changeview (int new_view_start)
1823	{	1841	{
		1842	clamp_it (new_view_start, top_row, 0);
		1843
1824	if (view_start != oldviewstart)	1844	if (new_view_start == view_start)
1825	{	1845	return false;
		1846
		1847	num_scr += new_view_start - view_start;
		1848	view_start = new_view_start;
1826	want_refresh = 1;	1849	want_refresh = 1;
1827	num_scr -= (view_start - oldviewstart);
1828	}
1829		1850
1830	return (int) (view_start - oldviewstart);	1851	HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
		1852
		1853	return true;
1831	}	1854	}
1832		1855
1833	/* ------------------------------------------------------------------------- */	1856	/* ------------------------------------------------------------------------- */
1834	void	1857	void
1835	rxvt_term::scr_bell ()	1858	rxvt_term::scr_bell ()
1836	{	1859	{
1837	#ifndef NO_BELL	1860	#ifndef NO_BELL
1838		1861
1839	# ifndef NO_MAPALERT	1862	# ifndef NO_MAPALERT
1840	# ifdef MAPALERT_OPTION	1863	# ifdef MAPALERT_OPTION
1841	if (options & Opt_mapAlert)	1864	if (OPTION (Opt_mapAlert))
1842	# endif	1865	# endif
1843	XMapWindow (display->display, parent[0]);	1866	XMapWindow (display->display, parent[0]);
1844	# endif	1867	# endif
1845		1868
1846	if (options & Opt_visualBell)	1869	if (OPTION (Opt_visualBell))
1847	{	1870	{
1848	scr_rvideo_mode (!rvideo); /* refresh also done */	1871	scr_rvideo_mode (!rvideo); /* refresh also done */
		1872	display->flush ();
1849	rxvt_usleep (VISUAL_BELL_DURATION);	1873	rxvt_usleep (VISUAL_BELL_DURATION);
1850	scr_rvideo_mode (!rvideo); /* refresh also done */	1874	scr_rvideo_mode (!rvideo); /* refresh also done */
1851	}	1875	}
1852	else	1876	else
1853	XBell (display->display, 0);	1877	XBell (display->display, 0);
…		…
1867	if ((fd = popen_printer ()) == NULL)	1891	if ((fd = popen_printer ()) == NULL)
1868	return;	1892	return;
1869		1893
1870	if (fullhist)	1894	if (fullhist)
1871	{	1895	{
1872	nrows = nrow + nsaved;	1896	nrows = nrow - top_row;
1873	row_start = -nsaved;	1897	row_start = top_row;
1874	}	1898	}
1875	else	1899	else
1876	{	1900	{
1877	nrows = nrow;	1901	nrows = nrow;
1878	row_start = -view_start;	1902	row_start = view_start;
1879	}	1903	}
1880		1904
1881	wctomb (0, 0);	1905	wctomb (0, 0);
1882		1906
1883	for (int r1 = 0; r1 < nrows; r1++)	1907	for (int r1 = 0; r1 < nrows; r1++)
…		…
1915	* Refresh the screen	1939	* Refresh the screen
1916	* drawn_text/drawn_rend contain the screen information before the update.	1940	* drawn_text/drawn_rend contain the screen information before the update.
1917	* screen.text/screen.rend contain what the screen will change to.	1941	* screen.text/screen.rend contain what the screen will change to.
1918	*/	1942	*/
1919	void	1943	void
1920	rxvt_term::scr_refresh (unsigned char refresh_type)	1944	rxvt_term::scr_refresh ()
1921	{	1945	{
1922	unsigned char must_clear, /* use draw_string not draw_image_string */	1946	unsigned char must_clear, /* use draw_string not draw_image_string */
1923	showcursor; /* show the cursor */	1947	showcursor; /* show the cursor */
1924	int16_t col, row, /* column/row we're processing */	1948	int16_t col, row, /* column/row we're processing */
1925	ocrow; /* old cursor row */	1949	ocrow; /* old cursor row */
…		…
1942		1966
1943	#if XPM_BACKGROUND	1967	#if XPM_BACKGROUND
1944	must_clear |= bgPixmap.pixmap != None;	1968	must_clear |= bgPixmap.pixmap != None;
1945	#endif	1969	#endif
1946	#if TRANSPARENT	1970	#if TRANSPARENT
1947	must_clear |= (options & Opt_transparent) && am_transparent;	1971	must_clear |= OPTION (Opt_transparent) && am_transparent;
1948	#endif	1972	#endif
1949	ocrow = oldcursor.row; /* is there an old outline cursor on screen? */	1973	ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1950		1974
1951	/*	1975	/*
1952	* B: reverse any characters which are selected	1976	* B: reverse any characters which are selected
…		…
1976		2000
1977	crp = &ROW(screen.cur.row).r[col];	2001	crp = &ROW(screen.cur.row).r[col];
1978		2002
1979	if (showcursor && focus)	2003	if (showcursor && focus)
1980	{	2004	{
1981	if (options & Opt_cursorUnderline)	2005	if (OPTION (Opt_cursorUnderline))
1982	*crp ^= RS_Uline;	2006	*crp ^= RS_Uline;
1983	else	2007	else
1984	{	2008	{
1985	*crp ^= RS_RVid;	2009	*crp ^= RS_RVid;
1986		2010
…		…
1988	cc1 = *crp & (RS_fgMask | RS_bgMask);	2012	cc1 = *crp & (RS_fgMask | RS_bgMask);
1989	if (ISSET_PIXCOLOR (Color_cursor))	2013	if (ISSET_PIXCOLOR (Color_cursor))
1990	ccol1 = Color_cursor;	2014	ccol1 = Color_cursor;
1991	else	2015	else
1992	#ifdef CURSOR_COLOR_IS_RENDITION_COLOR	2016	#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1993	ccol1 = GET_FGCOLOR (rstyle);	2017	ccol1 = fgcolor_of (rstyle);
1994	#else	2018	#else
1995	ccol1 = Color_fg;	2019	ccol1 = Color_fg;
1996	#endif	2020	#endif
1997	if (ISSET_PIXCOLOR (Color_cursor2))	2021	if (ISSET_PIXCOLOR (Color_cursor2))
1998	ccol2 = Color_cursor2;	2022	ccol2 = Color_cursor2;
1999	else	2023	else
2000	#ifdef CURSOR_COLOR_IS_RENDITION_COLOR	2024	#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2001	ccol2 = GET_BGCOLOR (rstyle);	2025	ccol2 = bgcolor_of (rstyle);
2002	#else	2026	#else
2003	ccol2 = Color_bg;	2027	ccol2 = Color_bg;
2004	#endif	2028	#endif
2005	*crp = SET_FGCOLOR (*crp, ccol1);	2029	*crp = SET_FGCOLOR (*crp, ccol1);
2006	*crp = SET_BGCOLOR (*crp, ccol2);	2030	*crp = SET_BGCOLOR (*crp, ccol2);
…		…
2011		2035
2012	/* make sure no outline cursor is left around */	2036	/* make sure no outline cursor is left around */
2013	setoldcursor = 0;	2037	setoldcursor = 0;
2014	if (ocrow != -1)	2038	if (ocrow != -1)
2015	{	2039	{
2016	if (screen.cur.row + view_start != ocrow	2040	if (screen.cur.row - view_start != ocrow
2017	|| screen.cur.col != oldcursor.col)	2041	|| screen.cur.col != oldcursor.col)
2018	{	2042	{
2019	if (ocrow < nrow	2043	if (ocrow < nrow
2020	&& oldcursor.col < ncol)	2044	&& oldcursor.col < ncol)
2021	drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);	2045	drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
…		…
2029	else if (!focus)	2053	else if (!focus)
2030	setoldcursor = 1;	2054	setoldcursor = 1;
2031		2055
2032	if (setoldcursor)	2056	if (setoldcursor)
2033	{	2057	{
2034	if (screen.cur.row + view_start >= nrow)	2058	if (screen.cur.row - view_start >= nrow)
2035	oldcursor.row = -1;	2059	oldcursor.row = -1;
2036	else	2060	else
2037	{	2061	{
2038	oldcursor.row = screen.cur.row + view_start;	2062	oldcursor.row = screen.cur.row - view_start;
2039	oldcursor.col = screen.cur.col;	2063	oldcursor.col = screen.cur.col;
2040	}	2064	}
2041	}	2065	}
2042	}	2066	}
2043		2067
		2068	HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2044	#if ENABLE_OVERLAY	2069	#if ENABLE_OVERLAY
2045	scr_swap_overlay ();	2070	scr_swap_overlay ();
2046	#endif	2071	#endif
2047		2072
2048	#ifndef NO_SLOW_LINK_SUPPORT	2073	#ifndef NO_SLOW_LINK_SUPPORT
2049	/*	2074	/*
2050	* D: CopyArea pass - very useful for slower links	2075	* D: CopyArea pass - very useful for slower links
2051	* This has been deliberately kept simple.	2076	* This has been deliberately kept simple.
2052	*/	2077	*/
2053	i = num_scr;
2054	if (!display->is_local	2078	if (!display->is_local
2055	&& refresh_type == FAST_REFRESH && num_scr_allow && num_scr	2079	&& refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2056	&& abs (num_scr) < nrow && !must_clear)	2080	&& abs (num_scr) < nrow && !must_clear)
2057	{	2081	{
2058	int16_t nits;	2082	int16_t nits;
2059	int j;	2083	int j;
2060	int len, wlen;	2084	int len, wlen;
		2085	dLocal (int, num_scr);
2061		2086
2062	j = nrow;	2087	j = nrow;
2063	wlen = len = -1;	2088	wlen = len = -1;
2064	row = i > 0 ? 0 : j - 1;	2089	row = i > 0 ? 0 : j - 1;
2065	for (; j-- >= 0; row += (i > 0 ? 1 : -1))	2090	for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2066	{	2091	{
2067	if (row + i >= 0 && row + i < nrow && row + i != ocrow)	2092	if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2068	{	2093	{
2069	line_t s = ROW(row - view_start);	2094	line_t s = ROW(view_start + row);
2070	line_t d = drawn_buf[row];	2095	line_t d = drawn_buf[row];
2071	line_t d2 = drawn_buf[row + i];	2096	line_t d2 = drawn_buf[row + i];
2072		2097
2073	for (nits = 0, col = ncol; col--; )	2098	for (nits = 0, col = ncol; col--; )
2074	if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])	2099	if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
…		…
2098	if (wlen < len)	2123	if (wlen < len)
2099	::swap (wlen, len);	2124	::swap (wlen, len);
2100		2125
2101	XCopyArea (display->display, vt, vt,	2126	XCopyArea (display->display, vt, vt,
2102	gc, 0, Row2Pixel (len + i),	2127	gc, 0, Row2Pixel (len + i),
2103	(unsigned int)TermWin_TotalWidth (),	2128	(unsigned int)this->width,
2104	(unsigned int)Height2Pixel (wlen - len + 1),	2129	(unsigned int)Height2Pixel (wlen - len + 1),
2105	0, Row2Pixel (len));	2130	0, Row2Pixel (len));
2106	len = -1;	2131	len = -1;
2107	}	2132	}
2108	}	2133	}
…		…
2112	/*	2137	/*
2113	* E: main pass across every character	2138	* E: main pass across every character
2114	*/	2139	*/
2115	for (row = 0; row < nrow; row++)	2140	for (row = 0; row < nrow; row++)
2116	{	2141	{
2117	text_t *stp = ROW(row - view_start).t;	2142	text_t *stp = ROW(view_start + row).t;
2118	rend_t *srp = ROW(row - view_start).r;	2143	rend_t *srp = ROW(view_start + row).r;
2119	text_t *dtp = drawn_buf[row].t;	2144	text_t *dtp = drawn_buf[row].t;
2120	rend_t *drp = drawn_buf[row].r;	2145	rend_t *drp = drawn_buf[row].r;
2121		2146
2122	/*	2147	/*
2123	* E2: OK, now the real pass	2148	* E2: OK, now the real pass
…		…
2187	count++, i--;	2212	count++, i--;
2188		2213
2189	/*	2214	/*
2190	* Determine the attributes for the string	2215	* Determine the attributes for the string
2191	*/	2216	*/
2192	int fore = GET_FGCOLOR (rend); // desired foreground	2217	int fore = fgcolor_of (rend); // desired foreground
2193	int back = GET_BGCOLOR (rend); // desired background	2218	int back = bgcolor_of (rend); // desired background
2194		2219
2195	// only do special processing if any attributes are set, which is unlikely	2220	// only do special processing if any attributes are set, which is unlikely
2196	if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))	2221	if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2197	{	2222	{
2198	#if ENABLE_STYLES	2223	#if ENABLE_STYLES
…		…
2311	} /* for (row....) */	2336	} /* for (row....) */
2312		2337
2313	#if ENABLE_OVERLAY	2338	#if ENABLE_OVERLAY
2314	scr_swap_overlay ();	2339	scr_swap_overlay ();
2315	#endif	2340	#endif
		2341	HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2316		2342
2317	/*	2343	/*
2318	* G: cleanup cursor and display outline cursor if necessary	2344	* G: cleanup cursor and display outline cursor if necessary
2319	*/	2345	*/
2320	if (showcursor)	2346	if (showcursor)
2321	{	2347	{
2322	if (focus)	2348	if (focus)
2323	{	2349	{
2324	if (options & Opt_cursorUnderline)	2350	if (OPTION (Opt_cursorUnderline))
2325	*crp ^= RS_Uline;	2351	*crp ^= RS_Uline;
2326	else	2352	else
2327	{	2353	{
2328	*crp ^= RS_RVid;	2354	*crp ^= RS_RVid;
2329	#ifndef NO_CURSORCOLOR	2355	#ifndef NO_CURSORCOLOR
…		…
2359	/*	2385	/*
2360	* H: cleanup selection	2386	* H: cleanup selection
2361	*/	2387	*/
2362	scr_reverse_selection ();	2388	scr_reverse_selection ();
2363		2389
2364	if (refresh_type & SMOOTH_REFRESH)
2365	XFlush (display->display);
2366
2367	num_scr = 0;	2390	num_scr = 0;
2368	num_scr_allow = 1;	2391	num_scr_allow = 1;
2369	}	2392	}
2370		2393
2371	void	2394	void
2372	rxvt_term::scr_remap_chars (const line_t &l)	2395	rxvt_term::scr_remap_chars (line_t &l)
2373	{	2396	{
2374	if (!l.t)	2397	if (!l.t)
2375	return;	2398	return;
		2399
		2400	l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2376		2401
2377	for (int i = ncol; i--; )	2402	for (int i = ncol; i--; )
2378	l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));	2403	l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2379	}	2404	}
2380		2405
…		…
2433		2458
2434	if (really)	2459	if (really)
2435	XClearWindow (display->display, vt);	2460	XClearWindow (display->display, vt);
2436	}	2461	}
2437		2462
		2463	void
		2464	rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2)
		2465	{
		2466	int view_end = view_start + nrow;
		2467	int row, col;
		2468
		2469	for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
		2470	{
		2471	text_t *stp = ROW(row).t;
		2472	rend_t *srp = ROW(row).r;
		2473
		2474	for (col = beg_col; col < end_col; col++)
		2475	srp[col] ^= rstyle1;
		2476
		2477	while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
		2478	srp[col] ^= rstyle2;
		2479
		2480	if (++col < end_col)
		2481	srp[col] ^= rstyle2;
		2482	}
		2483	}
		2484
		2485	void
		2486	rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle)
		2487	{
		2488	int view_end = view_start + nrow;
		2489	int row, col;
		2490
		2491	if (beg_row >= view_start)
		2492	{
		2493	col = beg_col;
		2494	row = beg_row;
		2495	}
		2496	else
		2497	{
		2498	col = 0;
		2499	row = view_start;
		2500	}
		2501
		2502	for (; row < min (end_row, view_end); row++, col = 0)
		2503	for (rend_t *srp = ROW(row).r; col < ncol; col++)
		2504	srp[col] ^= rstyle;
		2505
		2506	if (row == end_row)
		2507	for (rend_t *srp = ROW(row).r; col < end_col; col++)
		2508	srp[col] ^= rstyle;
		2509	}
		2510
2438	/* ------------------------------------------------------------------------- */	2511	/* ------------------------------------------------------------------------- */
2439	void	2512	void
2440	rxvt_term::scr_reverse_selection ()	2513	rxvt_term::scr_reverse_selection ()
2441	{	2514	{
2442	if (selection.op	2515	if (selection.op
2443	&& current_screen == selection.screen	2516	&& current_screen == selection.screen
2444	&& selection.end.row >= -view_start)	2517	&& selection.end.row >= view_start)
2445	{	2518	{
2446	int view_end = -view_start + nrow;
2447	int row, col;
2448
2449	#if ENABLE_FRILLS	2519	#if ENABLE_FRILLS
2450	if (selection.rect)	2520	if (selection.rect)
2451	{	2521	scr_xor_rect (selection.beg.row, selection.beg.col,
2452	for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++)	2522	selection.end.row, selection.end.col,
2453	for (rend_t *srp = ROW(row).r, col = selection.beg.col; col < selection.end.col; col++)	2523	RS_RVid, RS_RVid | RS_Uline);
2454	srp[col] ^= RS_RVid;
2455	}
2456	else	2524	else
2457	#endif	2525	#endif
2458	{	2526	scr_xor_span (selection.beg.row, selection.beg.col,
2459	if (selection.beg.row >= -view_start)	2527	selection.end.row, selection.end.col,
2460	{	2528	RS_RVid);
2461	col = selection.beg.col;
2462	row = selection.beg.row;
2463	}
2464	else
2465	{
2466	col = 0;
2467	row = -view_start;
2468	}
2469
2470	for (; row < min (selection.end.row, view_end); row++, col = 0)
2471	for (rend_t *srp = ROW(row).r; col < ncol; col++)
2472	srp[col] ^= RS_RVid;
2473
2474	if (row == selection.end.row)
2475	for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2476	srp[col] ^= RS_RVid;
2477	}
2478	}	2529	}
2479	}	2530	}
2480		2531
2481	/* ------------------------------------------------------------------------- */	2532	/* ------------------------------------------------------------------------- */
2482	/*	2533	/*
…		…
2520		2571
2521	if (!selection.op)	2572	if (!selection.op)
2522	return;	2573	return;
2523		2574
2524	pos.row = pos.col = 0;	2575	pos.row = pos.col = 0;
2525	if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow)	2576	if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2526	|| !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow)	2577	|| !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2527	|| !IN_RANGE_EXC (selection.end.row, -nsaved, nrow)	2578	|| !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2528	|| (check_more == 1	2579	|| (check_more == 1
2529	&& current_screen == selection.screen	2580	&& current_screen == selection.screen
2530	&& !ROWCOL_IS_BEFORE (screen.cur, selection.beg)	2581	&& !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2531	&& ROWCOL_IS_BEFORE (screen.cur, selection.end))	2582	&& ROWCOL_IS_BEFORE (screen.cur, selection.end))
2532	|| (check_more == 2	2583	|| (check_more == 2
…		…
2543	/* ------------------------------------------------------------------------- */	2594	/* ------------------------------------------------------------------------- */
2544	/*	2595	/*
2545	* Paste a selection direct to the command fd	2596	* Paste a selection direct to the command fd
2546	*/	2597	*/
2547	void	2598	void
2548	rxvt_term::paste (unsigned char *data, unsigned int len)	2599	rxvt_term::paste (char *data, unsigned int len)
2549	{	2600	{
2550	/* convert normal newline chars into common keyboard Return key sequence */	2601	/* convert normal newline chars into common keyboard Return key sequence */
2551	for (unsigned int i = 0; i < len; i++)	2602	for (unsigned int i = 0; i < len; i++)
2552	if (data[i] == C0_LF)	2603	if (data[i] == C0_LF)
2553	data[i] = C0_CR;	2604	data[i] = C0_CR;
…		…
2697	{	2748	{
2698	wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);	2749	wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2699	char *s = rxvt_wcstombs (w);	2750	char *s = rxvt_wcstombs (w);
2700	free (w);	2751	free (w);
2701	// TODO: strlen == only the first element will be converted. well...	2752	// TODO: strlen == only the first element will be converted. well...
2702	paste ((unsigned char *)s, strlen (s));	2753	paste (s, strlen (s));
2703	free (s);	2754	free (s);
2704	}	2755	}
2705	else	2756	else
2706	#endif	2757	#endif
2707	if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0	2758	if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2708	&& cl)	2759	&& cl)
2709	{	2760	{
2710	for (int i = 0; i < cr; i++)	2761	for (int i = 0; i < cr; i++)
2711	paste ((unsigned char *)cl[i], strlen (cl[i]));	2762	paste (cl[i], strlen (cl[i]));
2712		2763
2713	XFreeStringList (cl);	2764	XFreeStringList (cl);
2714	}	2765	}
2715	else	2766	else
2716	paste (ct.value, ct.nitems); // paste raw	2767	paste ((char *)ct.value, ct.nitems); // paste raw
2717		2768
2718	bailout:	2769	bailout:
2719	XFree (ct.value);	2770	XFree (ct.value);
2720		2771
2721	if (selection_wait == Sel_normal)	2772	if (selection_wait == Sel_normal)
…		…
2751	* (+) if ownership is claimed but property is empty, rxvt_selection_paste ()	2802	* (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2752	* will auto fallback to CUT_BUFFER0	2803	* will auto fallback to CUT_BUFFER0
2753	* EXT: button 2 release	2804	* EXT: button 2 release
2754	*/	2805	*/
2755	void	2806	void
2756	rxvt_term::selection_request (Time tm, int x, int y)	2807	rxvt_term::selection_request (Time tm)
2757	{	2808	{
2758	if (x < 0 || x >= width || y < 0 || y >= height)
2759	return; /* outside window */
2760
2761	if (selection.text)	2809	if (selection.text)
2762	{ /* internal selection */	2810	{ /* internal selection */
2763	char *str = rxvt_wcstombs (selection.text, selection.len);	2811	char *str = rxvt_wcstombs (selection.text, selection.len);
2764	paste ((unsigned char *)str, strlen (str));	2812	paste (str, strlen (str));
2765	free (str);	2813	free (str);
2766	return;	2814	return;
2767	}	2815	}
2768	else	2816	else
2769	{	2817	{
…		…
2861	selection.op = SELECTION_DONE;	2909	selection.op = SELECTION_DONE;
2862		2910
2863	if (selection.clicks == 4)	2911	if (selection.clicks == 4)
2864	return; /* nothing selected, go away */	2912	return; /* nothing selected, go away */
2865		2913
		2914	if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
		2915	return;
		2916
2866	i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);	2917	i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2867	new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));	2918	new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2868		2919
2869	int ofs = 0;	2920	int ofs = 0;
2870	int extra = 0;	2921	int extra = 0;
…		…
2882	col = selection.beg.col;	2933	col = selection.beg.col;
2883	end_col = ncol + 1;	2934	end_col = ncol + 1;
2884	}	2935	}
2885	else	2936	else
2886	#endif	2937	#endif
2887	end_col = ROW(row).is_longer () ? ncol : ROW(row).l; //TODO//FIXME//LEN	2938	end_col = ROW(row).l;
2888		2939
2889	col = max (col, 0);	2940	col = max (col, 0);
2890		2941
2891	if (row == selection.end.row || selection.rect)	2942	if (row == selection.end.row
		2943	#if ENABLE_FRILLS
		2944	|| selection.rect
		2945	#endif
		2946	)
2892	end_col = min (end_col, selection.end.col);	2947	min_it (end_col, selection.end.col);
2893		2948
2894	t = ROW(row).t + col;	2949	t = ROW(row).t + col;
		2950
2895	for (; col < end_col; col++)	2951	for (; col < end_col; col++)
2896	{	2952	{
2897	if (*t == NOCHAR)	2953	if (*t == NOCHAR)
2898	t++;	2954	t++;
2899	#if ENABLE_COMBINING	2955	#if ENABLE_COMBINING
…		…
2915	#endif	2971	#endif
2916	else	2972	else
2917	new_selection_text[ofs++] = *t++;	2973	new_selection_text[ofs++] = *t++;
2918	}	2974	}
2919		2975
		2976	#if ENABLE_FRILLS
		2977	if (selection.rect)
		2978	{
		2979	while (ofs
		2980	&& new_selection_text[ofs - 1] != C0_LF
		2981	&& unicode::is_space (new_selection_text[ofs - 1]))
		2982	--ofs;
		2983
		2984	new_selection_text[ofs++] = C0_LF;
		2985	}
		2986	else
		2987	#endif
2920	if (!ROW(row).is_longer () && row != selection.end.row)	2988	if (!ROW(row).is_longer () && row != selection.end.row)
2921	new_selection_text[ofs++] = C0_LF;	2989	new_selection_text[ofs++] = C0_LF;
2922	}	2990	}
2923		2991
2924	if (end_col != selection.end.col)	2992	if (end_col != selection.end.col)
2925	new_selection_text[ofs++] = C0_LF;	2993	new_selection_text[ofs++] = C0_LF;
2926		2994
…		…
2936		3004
2937	// we usually allocate much more than necessary, so realloc it smaller again	3005	// we usually allocate much more than necessary, so realloc it smaller again
2938	selection.len = ofs;	3006	selection.len = ofs;
2939	selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));	3007	selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2940		3008
		3009	if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
		3010	return;
		3011
		3012	selection_grab (tm);
		3013	}
		3014
		3015	bool
		3016	rxvt_term::selection_grab (Time tm)
		3017	{
		3018	selection_time = tm;
		3019
2941	XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);	3020	XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
2942	if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)	3021	if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
		3022	{
2943	display->set_selection_owner (this);	3023	display->set_selection_owner (this);
		3024	return true;
		3025	}
2944	else	3026	else
2945	rxvt_warn ("can't get primary selection, ignoring.\n");	3027	{
		3028	selection_clear ();
		3029	return false;
		3030	}
2946		3031
2947	#if 0	3032	#if 0
2948	XTextProperty ct;	3033	XTextProperty ct;
2949		3034
2950	if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)	3035	if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
2951	{	3036	{
2952	set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);	3037	set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2953	XFree (ct.value);	3038	XFree (ct.value);
2954	}	3039	}
2955	#endif	3040	#endif
2956
2957	selection_time = tm;
2958	}	3041	}
2959		3042
2960	/* ------------------------------------------------------------------------- */	3043	/* ------------------------------------------------------------------------- */
2961	/*	3044	/*
2962	* Mark or select text based upon number of clicks: 1, 2, or 3	3045	* Mark or select text based upon number of clicks: 1, 2, or 3
…		…
2966	rxvt_term::selection_click (int clicks, int x, int y)	3049	rxvt_term::selection_click (int clicks, int x, int y)
2967	{	3050	{
2968	clicks = ((clicks - 1) % 3) + 1;	3051	clicks = ((clicks - 1) % 3) + 1;
2969	selection.clicks = clicks; /* save clicks so extend will work */	3052	selection.clicks = clicks; /* save clicks so extend will work */
2970		3053
		3054	if (clicks == 2 && !selection.rect
		3055	&& HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
		3056	{
		3057	MEvent.clicks = 1; // what a mess
		3058	selection.screen = current_screen;
		3059	selection.op = SELECTION_CONT;
		3060	return;
		3061	}
		3062
2971	selection_start_colrow (Pixel2Col (x), Pixel2Row (y));	3063	selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2972		3064
2973	if (clicks == 2 || clicks == 3)	3065	if (clicks == 2 || clicks == 3)
2974	selection_extend_colrow (selection.mark.col,	3066	selection_extend_colrow (selection.mark.col,
2975	selection.mark.row + view_start,	3067	selection.mark.row - view_start,
2976	0, /* button 3 */	3068	0, /* button 3 */
2977	1, /* button press */	3069	1, /* button press */
2978	0); /* click change */	3070	0); /* click change */
2979	}	3071	}
2980		3072
…		…
2985	void	3077	void
2986	rxvt_term::selection_start_colrow (int col, int row)	3078	rxvt_term::selection_start_colrow (int col, int row)
2987	{	3079	{
2988	want_refresh = 1;	3080	want_refresh = 1;
2989		3081
2990	selection.mark.row = row - view_start;	3082	selection.mark.row = row + view_start;
2991	selection.mark.col = col;	3083	selection.mark.col = col;
2992		3084
2993	selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1);	3085	selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2994	selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);	3086	selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2995		3087
2996	while (selection.mark.col > 0	3088	while (selection.mark.col > 0
2997	&& ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)	3089	&& ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2998	--selection.mark.col;	3090	--selection.mark.col;
…		…
3026	text_t *stp;	3118	text_t *stp;
3027	rend_t *srp;	3119	rend_t *srp;
3028		3120
3029	if (dirn == UP)	3121	if (dirn == UP)
3030	{	3122	{
3031	bound.row = - nsaved - 1;	3123	bound.row = top_row - 1;
3032	bound.col = 0;	3124	bound.col = 0;
3033	dirnadd = -1;	3125	dirnadd = -1;
3034	}	3126	}
3035	else	3127	else
3036	{	3128	{
…		…
3084	}	3176	}
3085	}	3177	}
3086	break;	3178	break;
3087	}	3179	}
3088		3180
3089	Old_Word_Selection_You_Die:
3090	if (dirn == DN)	3181	if (dirn == DN)
3091	col++; /* put us on one past the end */	3182	col++; /* put us on one past the end */
3092		3183
3093	/* Poke the values back in */	3184	/* Poke the values back in */
3094	ret->row = row;	3185	ret->row = row;
…		…
3115	* select nothing. Otherwise, if we're to the right of the mark, you have to	3206	* select nothing. Otherwise, if we're to the right of the mark, you have to
3116	* be _past_ a character for it to be selected.	3207	* be _past_ a character for it to be selected.
3117	*/	3208	*/
3118	if (((selection.clicks % 3) == 1) && !flag	3209	if (((selection.clicks % 3) == 1) && !flag
3119	&& (col == selection.mark.col	3210	&& (col == selection.mark.col
3120	&& (row == selection.mark.row + view_start)))	3211	&& (row == selection.mark.row - view_start)))
3121	{	3212	{
3122	/* select nothing */	3213	/* select nothing */
3123	selection.beg.row = selection.end.row = 0;	3214	selection.beg.row = selection.end.row = 0;
3124	selection.beg.col = selection.end.col = 0;	3215	selection.beg.col = selection.end.col = 0;
3125	selection.clicks = 4;	3216	selection.clicks = 4;
…		…
3180	selection.beg.col = selection.end.col = selection.mark.col;	3271	selection.beg.col = selection.end.col = selection.mark.col;
3181	selection.beg.row = selection.end.row = selection.mark.row;	3272	selection.beg.row = selection.end.row = selection.mark.row;
3182	}	3273	}
3183		3274
3184	pos.col = col;	3275	pos.col = col;
3185	pos.row = row - view_start;	3276	pos.row = view_start + row;
3186		3277
3187	/*	3278	/*
3188	* This is mainly xterm style selection with a couple of differences, mainly	3279	* This is mainly xterm style selection with a couple of differences, mainly
3189	* in the way button3 drag extension works.	3280	* in the way button3 drag extension works.
3190	* We're either doing: button1 drag; button3 press; or button3 drag	3281	* We're either doing: button1 drag; button3 press; or button3 drag
…		…
3277	selection_delimit_word (DN, &selection.end, &selection.end);	3368	selection_delimit_word (DN, &selection.end, &selection.end);
3278	}	3369	}
3279	else if (selection.clicks == 3)	3370	else if (selection.clicks == 3)
3280	{	3371	{
3281	#if ENABLE_FRILLS	3372	#if ENABLE_FRILLS
3282	if (options & Opt_tripleclickwords)	3373	if (OPTION (Opt_tripleclickwords))
3283	{	3374	{
3284	selection_delimit_word (UP, &selection.beg, &selection.beg);	3375	selection_delimit_word (UP, &selection.beg, &selection.beg);
3285		3376
3286	for (int end_row = selection.mark.row; end_row < nrow; end_row++)	3377	for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3287	{	3378	{
…		…
3348	{	3439	{
3349	stp = ROW(end_row).t;	3440	stp = ROW(end_row).t;
3350		3441
3351	while (--end_col >= 0)	3442	while (--end_col >= 0)
3352	{	3443	{
3353	if (stp[end_col] != ' '	3444	if (stp[end_col] != NOCHAR
3354	&& stp[end_col] != '\t'	3445	&& !unicode::is_space (stp[end_col]))
3355	&& stp[end_col] != NOCHAR)
3356	break;	3446	break;
3357	}	3447	}
3358		3448
3359	if (end_col >= 0	3449	if (end_col >= 0
3360	|| !ROW(end_row - 1).is_longer ())	3450	|| !ROW(end_row - 1).is_longer ())
…		…
3559		3649
3560	#if ENABLE_OVERLAY	3650	#if ENABLE_OVERLAY
3561	void	3651	void
3562	rxvt_term::scr_overlay_new (int x, int y, int w, int h)	3652	rxvt_term::scr_overlay_new (int x, int y, int w, int h)
3563	{	3653	{
3564	if (nrow < 3 || ncol < 3)	3654	if (nrow < 1 || ncol < 1)
3565	return;	3655	return;
3566		3656
3567	want_refresh = 1;	3657	want_refresh = 1;
3568		3658
3569	scr_overlay_off ();	3659	scr_overlay_off ();
…		…
3676	for (int y = ov_h; y--; )	3766	for (int y = ov_h; y--; )
3677	{	3767	{
3678	text_t *t1 = ov_text[y];	3768	text_t *t1 = ov_text[y];
3679	rend_t *r1 = ov_rend[y];	3769	rend_t *r1 = ov_rend[y];
3680		3770
3681	text_t *t2 = ROW(y + ov_y - view_start).t + ov_x;	3771	text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3682	rend_t *r2 = ROW(y + ov_y - view_start).r + ov_x;	3772	rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3683		3773
3684	for (int x = ov_w; x--; )	3774	for (int x = ov_w; x--; )
3685	{	3775	{
3686	text_t t = *t1; *t1++ = *t2; *t2++ = t;	3776	text_t t = *t1; *t1++ = *t2; *t2++ = t;
3687	rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));	3777	rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines