ViewVC Help

View File | Revision Log | Show Annotations | Download File

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

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.215 by root, Sun Jan 8 06:35:23 2006 UTC vs.
Revision 1.252 by root, Wed Jan 25 21:09:21 2006 UTC

…		…
93	*/	93	*/
94	#define drawBuffer vt	94	#define drawBuffer vt
95		95
96	#define CLEAR_ROWS(row, num) \	96	#define CLEAR_ROWS(row, num) \
97	if (mapped) \	97	if (mapped) \
98	XClearArea (display->display, drawBuffer, 0, \	98	XClearArea (xdisp, drawBuffer, 0, \
99	Row2Pixel (row), (unsigned int)width, \	99	Row2Pixel (row), (unsigned int)width, \
100	(unsigned int)Height2Pixel (num), False)	100	(unsigned int)Height2Pixel (num), False)
101		101
102	#define CLEAR_CHARS(x, y, num) \	102	#define CLEAR_CHARS(x, y, num) \
103	if (mapped) \	103	if (mapped) \
104	XClearArea (display->display, drawBuffer, x, y, \	104	XClearArea (xdisp, drawBuffer, x, y, \
105	(unsigned int)Width2Pixel (num), \	105	(unsigned int)Width2Pixel (num), \
106	(unsigned int)Height2Pixel (1), False)	106	(unsigned int)Height2Pixel (1), False)
107		107
108	#define ERASE_ROWS(row, num) \	108	#define ERASE_ROWS(row, num) \
109	XFillRectangle (display->display, drawBuffer, gc, \	109	XFillRectangle (xdisp, drawBuffer, gc, \
110	0, Row2Pixel (row), \	110	0, Row2Pixel (row), \
111	(unsigned int)width, \	111	(unsigned int)width, \
112	(unsigned int)Height2Pixel (num))	112	(unsigned int)Height2Pixel (num))
113		113
114	/* ------------------------------------------------------------------------- *	114	/* ------------------------------------------------------------------------- *
115	* SCREEN `COMMON' ROUTINES *	115	* SCREEN `COMMON' ROUTINES *
116	* ------------------------------------------------------------------------- */	116	* ------------------------------------------------------------------------- */
117		117
118	/* Fill part/all of a line with blanks. */	118	/* Fill part/all of a line with blanks. */
119	void	119	void
120	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 NOTHROW
121	{	121	{
122	if (!l.t)	122	if (!l.t)
123	{	123	{
124	lalloc (l);	124	lalloc (l);
125	col = 0;	125	col = 0;
…		…
142	}	142	}
143		143
144	/* ------------------------------------------------------------------------- */	144	/* ------------------------------------------------------------------------- */
145	/* 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 */
146	void	146	void
147	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 NOTHROW
148	{	148	{
149	scr_blank_line (l, 0, ncol, efs);	149	scr_blank_line (l, 0, ncol, efs);
150		150
151	l.l = 0;	151	l.l = 0;
152	l.f = 0;	152	l.f = 0;
…		…
173	nrow = 24;	173	nrow = 24;
174		174
175	if (ncol == prev_ncol && nrow == prev_nrow)	175	if (ncol == prev_ncol && nrow == prev_nrow)
176	return;	176	return;
177		177
		178	if (current_screen != PRIMARY)
		179	scr_swap_screen ();
		180
178	// we need at least two lines for wrapping to work correctly	181	// we need at least two lines for wrapping to work correctly
179	if (nrow + saveLines < 2)	182	while (nrow + saveLines < 2)
180	{	183	{
181	//TODO//FIXME	184	//TODO//FIXME
182	saveLines++;	185	saveLines++;
183	prev_nrow--;	186	prev_nrow--;
184	nsaved++;	187	top_row--;
185	}	188	}
186		189
187	want_refresh = 1;	190	want_refresh = 1;
188		191
189	int prev_total_rows = prev_nrow + saveLines;	192	int prev_total_rows = prev_nrow + saveLines;
…		…
194		197
195	if (!row_buf)	198	if (!row_buf)
196	{	199	{
197	/*	200	/*
198	* first time called so just malloc everything: don't rely on realloc	201	* first time called so just malloc everything: don't rely on realloc
199	* Note: this is still needed so that all the scrollback lines are NULL
200	*/	202	*/
201	nsaved = 0; /* no saved lines */	203	top_row = 0;
202	term_start = 0;	204	term_start = 0;
203		205
204	talloc = new rxvt_salloc (ncol * sizeof (text_t));	206	talloc = new rxvt_salloc (ncol * sizeof (text_t));
205	ralloc = new rxvt_salloc (ncol * sizeof (rend_t));	207	ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
206		208
207	row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));	209	row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
208	temp_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
209	drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));	210	drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
210	swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));	211	swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
211		212
212	for (int row = nrow; row--; )	213	for (int row = nrow; row--; )
213	{	214	{
214	scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);	215	scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
215	scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);	216	scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
…		…
236	selection.text = NULL;	237	selection.text = NULL;
237	selection.len = 0;	238	selection.len = 0;
238	selection.op = SELECTION_CLEAR;	239	selection.op = SELECTION_CLEAR;
239	selection.screen = PRIMARY;	240	selection.screen = PRIMARY;
240	selection.clicks = 0;	241	selection.clicks = 0;
241	CLEAR_ALL_SELECTION ();	242	rvideo_state = rvideo_mode = false;
242	rvideo = 0;
243	}	243	}
244	else	244	else
245	{	245	{
246	/*	246	/*
247	* add or delete rows as appropriate	247	* add or delete rows as appropriate
…		…
260	}	260	}
261	}	261	}
262	#endif	262	#endif
263		263
264	drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));	264	drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
265	temp_buf = (line_t *)rxvt_realloc (temp_buf , nrow * sizeof (line_t));
266	swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));	265	swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
267		266
268	for (int row = min (nrow, prev_nrow); row--; )	267	for (int row = min (nrow, prev_nrow); row--; )
269	{	268	{
270	lresize (drawn_buf[row]);	269	lresize (drawn_buf[row]);
…		…
275	{	274	{
276	swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);	275	swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
277	drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);	276	drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
278	}	277	}
279		278
		279	line_t *old_buf = row_buf;
280	line_t *old_buf = row_buf; row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));	280	row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
281		281
282	int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row	282	int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
283	int pend = MOD (term_start - nsaved , prev_total_rows);	283	int pend = MOD (term_start + top_row , prev_total_rows);
284	int q = total_rows; // rewrapped row	284	int q = total_rows; // rewrapped row
285		285
286	if (nsaved)	286	if (top_row)
287	{	287	{
288	// re-wrap lines, this is rather ugly, possibly because I am too dumb	288	// Re-wrap lines. This is rather ugly, possibly because I am too dumb
289	// to come up with a lean and mean algorithm.	289	// to come up with a lean and mean algorithm.
290		290
291	row_col_t ocur = screen.cur;	291	row_col_t ocur = screen.cur;
292	ocur.row = MOD (term_start + ocur.row, prev_total_rows);	292	ocur.row = MOD (term_start + ocur.row, prev_total_rows);
293		293
…		…
327	qline->l = ncol;	327	qline->l = ncol;
328	qline->is_longer (1);	328	qline->is_longer (1);
329		329
330	int qcol = 0;	330	int qcol = 0;
331		331
		332	// see below for cursor adjustment rationale
		333	if (p == ocur.row)
		334	screen.cur.row = q - (total_rows - nrow);
		335
332	// fill a single destination line	336	// fill a single destination line
333	while (lofs < llen && qcol < ncol)	337	while (lofs < llen && qcol < ncol)
334	{	338	{
335	int prow = lofs / prev_ncol;	339	int prow = lofs / prev_ncol;
336	int pcol = lofs % prev_ncol;	340	int pcol = lofs % prev_ncol;
…		…
346		350
347	line_t &pline = old_buf [prow];	351	line_t &pline = old_buf [prow];
348		352
349	int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);	353	int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
350		354
351	assert (len);
352	assert (pline.t);
353
354	memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));	355	memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
355	memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));	356	memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
356		357
357	lofs += len;	358	lofs += len;
358	qcol += len;	359	qcol += len;
…		…
364	scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);	365	scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
365	}	366	}
366	while (p != pend && q > 0);	367	while (p != pend && q > 0);
367		368
368	term_start = total_rows - nrow;	369	term_start = total_rows - nrow;
369	nsaved = term_start - q;	370	top_row = q - term_start;
370		371
371	// make sure all terminal lines exist	372	// make sure all terminal lines exist
372	while (nsaved < 0)	373	while (top_row > 0)
373	scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE);	374	scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
374	}	375	}
375	else	376	else
376	{	377	{
377	// if no scrollback exists (yet), wing, instead of wrap	378	// if no scrollback exists (yet), wing, instead of wrap
378		379
…		…
391	}	392	}
392		393
393	term_start = 0;	394	term_start = 0;
394	}	395	}
395		396
396	#ifdef DEBUG_STRICT //TODO: remove
397	for (int i = -nsaved; i < nrow; i++)
398	assert (ROW (i).t);
399	#endif
400
401	free (old_buf);	397	free (old_buf);
402	delete old_ta;	398	delete old_ta;
403	delete old_ra;	399	delete old_ra;
404		400
405	clamp_it (screen.cur.row, 0, nrow - 1);	401	clamp_it (screen.cur.row, 0, nrow - 1);
406	clamp_it (screen.cur.col, 0, ncol - 1);	402	clamp_it (screen.cur.col, 0, ncol - 1);
407		403
408	if (tabs)
409	free (tabs);	404	free (tabs);
410	}	405	}
		406
		407	CLEAR_ALL_SELECTION ();
411		408
412	prev_nrow = nrow;	409	prev_nrow = nrow;
413	prev_ncol = ncol;	410	prev_ncol = ncol;
414		411
415	tabs = (char *)rxvt_malloc (ncol * sizeof (char));	412	tabs = (char *)rxvt_malloc (ncol * sizeof (char));
416		413
417	for (int col = ncol; col--; )	414	for (int col = ncol; col--; )
418	tabs [col] = col % TABSIZE == 0;	415	tabs [col] = col % TABSIZE == 0;
419		416
		417	if (current_screen != PRIMARY)
		418	scr_swap_screen ();
		419
420	tt_winch ();	420	tt_winch ();
421		421
422	HOOK_INVOKE ((this, HOOK_RESET, DT_END));	422	HOOK_INVOKE ((this, HOOK_RESET, DT_END));
423	}	423	}
424		424
425	/* ------------------------------------------------------------------------- */	425	/* ------------------------------------------------------------------------- */
426	/*	426	/*
427	* Free everything. That way malloc debugging can find leakage.	427	* Free everything. That way malloc debugging can find leakage.
428	*/	428	*/
429	void	429	void
430	rxvt_term::scr_release ()	430	rxvt_term::scr_release () NOTHROW
431	{	431	{
		432	if (row_buf)
		433	{
432	delete talloc; talloc = 0;	434	delete talloc; talloc = 0;
433	delete ralloc; ralloc = 0;	435	delete ralloc; ralloc = 0;
434		436
435	free (row_buf);	437	free (row_buf);
436	free (swap_buf);	438	free (swap_buf);
437	free (drawn_buf);	439	free (drawn_buf);
438	free (temp_buf);
439	free (tabs);	440	free (tabs);
440		441
441	row_buf = 0; // signal that we freed all the arrays	442	row_buf = 0; // signal that we freed all the arrays
		443	}
442	}	444	}
443		445
444	/* ------------------------------------------------------------------------- */	446	/* ------------------------------------------------------------------------- */
445	/*	447	/*
446	* Hard reset	448	* Hard reset
…		…
451	scr_release ();	453	scr_release ();
452	prev_nrow = prev_ncol = 0;	454	prev_nrow = prev_ncol = 0;
453	scr_reset ();	455	scr_reset ();
454		456
455	scr_clear (true);	457	scr_clear (true);
456	scr_refresh (SLOW_REFRESH);	458	scr_refresh ();
457	}	459	}
458		460
459	/* ------------------------------------------------------------------------- *	461	/* ------------------------------------------------------------------------- *
460	* PROCESS SCREEN COMMANDS *	462	* PROCESS SCREEN COMMANDS *
461	* ------------------------------------------------------------------------- */	463	* ------------------------------------------------------------------------- */
…		…
463	* Save and Restore cursor	465	* Save and Restore cursor
464	* XTERM_SEQ: Save cursor : ESC 7	466	* XTERM_SEQ: Save cursor : ESC 7
465	* XTERM_SEQ: Restore cursor: ESC 8	467	* XTERM_SEQ: Restore cursor: ESC 8
466	*/	468	*/
467	void	469	void
468	rxvt_term::scr_cursor (int mode)	470	rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
469	{	471	{
470	screen_t *s;	472	screen_t *s;
471		473
472	#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)	474	#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
473	if (current_screen == SECONDARY)	475	if (current_screen == SECONDARY)
…		…
505	assert (s->cur.row >= 0);	507	assert (s->cur.row >= 0);
506	assert (s->cur.col >= 0);	508	assert (s->cur.col >= 0);
507	#endif	509	#endif
508	}	510	}
509		511
		512	void
		513	rxvt_term::scr_swap_screen ()
		514	{
		515	if (!OPTION (Opt_secondaryScreen))
		516	return;
		517
		518	for (int i = prev_nrow; i--; )
		519	::swap (ROW(i), swap_buf [i]);
		520
		521	::swap (screen.cur, swap.cur);
		522
		523	screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
		524	screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
		525	}
		526
510	/* ------------------------------------------------------------------------- */	527	/* ------------------------------------------------------------------------- */
511	/*	528	/*
512	* Swap between primary and secondary screens	529	* Swap between primary and secondary screens
513	* XTERM_SEQ: Primary screen : ESC [ ? 4 7 h	530	* XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
514	* XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l	531	* XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
515	*/	532	*/
516	int	533	void
517	rxvt_term::scr_change_screen (int scrn)	534	rxvt_term::scr_change_screen (int scrn)
518	{	535	{
		536	if (scrn == current_screen)
		537	return;
		538
519	want_refresh = 1;	539	want_refresh = 1;
520	view_start = 0;	540	view_start = 0;
521		541
522	if (current_screen == scrn)
523	return scrn;
524
525	selection_check (2); /* check for boundary cross */	542	selection_check (2); /* check for boundary cross */
526		543
527	int i = current_screen; current_screen = scrn; scrn = i;	544	int i = current_screen; current_screen = scrn; scrn = i;
528
529	::swap (screen.cur.row, swap.cur.row);
530	::swap (screen.cur.col, swap.cur.col);
531
532	screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
533	screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
534		545
535	#if NSCREENS	546	#if NSCREENS
536	if (OPTION (Opt_secondaryScreen))	547	if (OPTION (Opt_secondaryScreen))
537	{	548	{
538	num_scr = 0;	549	num_scr = 0;
539		550
540	for (int i = prev_nrow; i--; )	551	scr_swap_screen ();
541	::swap (ROW(i), swap_buf [i]);
542		552
543	::swap (screen.charset, swap.charset);	553	::swap (screen.charset, swap.charset);
544	::swap (screen.flags, swap.flags);	554	::swap (screen.flags, swap.flags);
545	screen.flags |= Screen_VisibleCursor;	555	screen.flags |= Screen_VisibleCursor;
546	swap.flags |= Screen_VisibleCursor;	556	swap.flags |= Screen_VisibleCursor;
547	}	557	}
548	else	558	else
549	#endif	559	#endif
550	if (OPTION (Opt_secondaryScroll))	560	if (OPTION (Opt_secondaryScroll))
551	scr_scroll_text (0, prev_nrow - 1, prev_nrow);	561	scr_scroll_text (0, prev_nrow - 1, prev_nrow);
552
553	return scrn;
554	}	562	}
555		563
556	// clear WrapNext indicator, solidifying position on next line	564	// clear WrapNext indicator, solidifying position on next line
557	void	565	void
558	rxvt_term::scr_do_wrap ()	566	rxvt_term::scr_do_wrap () NOTHROW
559	{	567	{
560	if (!(screen.flags & Screen_WrapNext))	568	if (!(screen.flags & Screen_WrapNext))
561	return;	569	return;
562		570
563	screen.flags &= ~Screen_WrapNext;	571	screen.flags &= ~Screen_WrapNext;
…		…
573	/* ------------------------------------------------------------------------- */	581	/* ------------------------------------------------------------------------- */
574	/*	582	/*
575	* Change the colour for following text	583	* Change the colour for following text
576	*/	584	*/
577	void	585	void
578	rxvt_term::scr_color (unsigned int color, int fgbg)	586	rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
579	{	587	{
580	if (color > maxTermCOLOR)	588	if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
581	color = fgbg;	589	color = fgbg;
582		590
583	if (fgbg == Color_fg)	591	if (fgbg == Color_fg)
584	rstyle = SET_FGCOLOR (rstyle, color);	592	rstyle = SET_FGCOLOR (rstyle, color);
585	else	593	else
…		…
589	/* ------------------------------------------------------------------------- */	597	/* ------------------------------------------------------------------------- */
590	/*	598	/*
591	* Change the rendition style for following text	599	* Change the rendition style for following text
592	*/	600	*/
593	void	601	void
594	rxvt_term::scr_rendition (int set, int style)	602	rxvt_term::scr_rendition (int set, int style) NOTHROW
595	{	603	{
596	if (set)	604	if (set)
597	rstyle |= style;	605	rstyle |= style;
598	else if (style == ~RS_None)	606	else if (style == ~RS_None)
599	rstyle = DEFAULT_RSTYLE;	607	rstyle = DEFAULT_RSTYLE;
…		…
606	* Scroll text between <row1> and <row2> inclusive, by <count> lines	614	* Scroll text between <row1> and <row2> inclusive, by <count> lines
607	* count positive ==> scroll up	615	* count positive ==> scroll up
608	* count negative ==> scroll down	616	* count negative ==> scroll down
609	*/	617	*/
610	int	618	int
611	rxvt_term::scr_scroll_text (int row1, int row2, int count)	619	rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
612	{	620	{
613	if (count == 0 || (row1 > row2))	621	if (count == 0 || (row1 > row2))
614	return 0;	622	return 0;
615		623
616	want_refresh = 1;	624	want_refresh = 1;
617	num_scr += count;	625	num_scr += count;
618		626
619	if (count > 0	627	if (count > 0
620	&& row1 == 0	628	&& row1 == 0
621	&& row2 == nrow - 1
622	&& (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))	629	&& (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))
623	{	630	{
624	nsaved = min (nsaved + count, saveLines);	631	top_row = max (top_row - count, -saveLines);
625		632
626	HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, nsaved, DT_END));	633	// scroll everything up 'count' lines
		634	term_start = (term_start + count) % total_rows;
		635
		636	// sever bottommost line
		637	{
		638	line_t &l = ROW(row2 - count);
		639	l.is_longer (0);
		640	l.touch ();
		641	}
		642
		643	// erase newly scrolled-in lines
		644	for (int i = count; i--; )
		645	{
		646	// basically this is a slightly optimized scr_blank_screen_mem
		647	// it is worth the effort on slower machines
		648	line_t &l = ROW(nrow - 1 - i);
		649
		650	scr_blank_line (l, 0, l.l, rstyle);
		651
		652	l.l = 0;
		653	l.f = 0;
		654	}
		655
		656	// now copy lines below the scroll region bottom to the
		657	// bottom of the screen again, so they look as if they
		658	// hadn't moved.
		659	for (int i = nrow; --i > row2; )
		660	{
		661	line_t &l1 = ROW(i - count);
		662	line_t &l2 = ROW(i);
		663
		664	::swap (l1, l2);
		665	l2.touch ();
		666	}
627		667
628	term_start = (term_start + count) % total_rows;	668	// move and/or clear selection, if any
629
630	if (selection.op && current_screen == selection.screen)	669	if (selection.op && current_screen == selection.screen)
631	{	670	{
632	selection.beg.row -= count;	671	selection.beg.row -= count;
633	selection.end.row -= count;	672	selection.end.row -= count;
634	selection.mark.row -= count;	673	selection.mark.row -= count;
635		674
636	if (selection.beg.row < -nsaved	675	if (selection.beg.row < top_row
637	|| selection.end.row < -nsaved	676	|| selection.end.row < top_row
638	|| selection.mark.row < -nsaved)	677	|| selection.mark.row < top_row)
639	{	678	{
640	CLEAR_ALL_SELECTION ();	679	CLEAR_ALL_SELECTION ();
641	selection.op = SELECTION_CLEAR;	680	selection.op = SELECTION_CLEAR;
642	}	681	}
643	}	682	}
644		683
645	for (int i = count; i--; )	684	// finally move the view window, if desired
646	scr_blank_screen_mem (ROW(row2 - i), rstyle);
647
648	if (OPTION (Opt_scrollWithBuffer)	685	if (OPTION (Opt_scrollWithBuffer)
649	&& view_start != 0	686	&& view_start != 0
650	&& view_start != saveLines)	687	&& view_start != -saveLines)
651	scr_page (UP, count);	688	scr_page (UP, count);
		689
		690	if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
		691	HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
652	}	692	}
653	else	693	else
654	{	694	{
655	if (selection.op && current_screen == selection.screen)	695	if (selection.op && current_screen == selection.screen)
656	{	696	{
…		…
680		720
681	int rows = row2 - row1 + 1;	721	int rows = row2 - row1 + 1;
682		722
683	min_it (count, rows);	723	min_it (count, rows);
684		724
		725	line_t *temp_buf = row_buf + total_rows;
		726
685	for (int row = 0; row < rows; row++)	727	for (int row = 0; row < rows; row++)
686	{	728	{
687	temp_buf [row] = ROW(row1 + (row + count + rows) % rows);	729	temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
688		730
689	if (!IN_RANGE_EXC (row + count, 0, rows))	731	if (!IN_RANGE_EXC (row + count, 0, rows))
…		…
700	/* ------------------------------------------------------------------------- */	742	/* ------------------------------------------------------------------------- */
701	/*	743	/*
702	* Add text given in <str> of length <len> to screen struct	744	* Add text given in <str> of length <len> to screen struct
703	*/	745	*/
704	void	746	void
705	rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines)	747	rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
706	{	748	{
707	if (len <= 0) /* sanity */	749	if (len <= 0) /* sanity */
708	return;	750	return;
709		751
710	unsigned char checksel;	752	unsigned char checksel;
…		…
716	ZERO_SCROLLBACK ();	758	ZERO_SCROLLBACK ();
717		759
718	if (minlines > 0)	760	if (minlines > 0)
719	{	761	{
720	minlines += screen.cur.row - screen.bscroll;	762	minlines += screen.cur.row - screen.bscroll;
		763	min_it (minlines, screen.cur.row - top_row);
721		764
722	if (minlines > 0	765	if (minlines > 0
723	&& screen.tscroll == 0	766	&& screen.tscroll == 0
724	&& screen.bscroll == nrow - 1)	767	&& screen.bscroll == nrow - 1)
725	{	768	{
…		…
730	}	773	}
731		774
732	#ifdef DEBUG_STRICT	775	#ifdef DEBUG_STRICT
733	assert (screen.cur.col < ncol);	776	assert (screen.cur.col < ncol);
734	assert (screen.cur.row < nrow	777	assert (screen.cur.row < nrow
735	&& screen.cur.row >= -nsaved);	778	&& screen.cur.row >= top_row);
736	#endif	779	#endif
737	int row = screen.cur.row;	780	int row = screen.cur.row;
738		781
739	checksel = selection.op && current_screen == selection.screen ? 1 : 0;	782	checksel = selection.op && current_screen == selection.screen ? 1 : 0;
740		783
…		…
786	CLEAR_SELECTION ();	829	CLEAR_SELECTION ();
787	}	830	}
788		831
789	if (screen.flags & Screen_WrapNext)	832	if (screen.flags & Screen_WrapNext)
790	{	833	{
791	max_it (line->l, ncol);
792	line->is_longer (1);
793
794	scr_do_wrap ();	834	scr_do_wrap ();
795		835
		836	line->l = ncol;
		837	line->is_longer (1);
		838
796	row = screen.cur.row;	839	row = screen.cur.row;
797	line = &ROW(row); /* _must_ refresh */	840	line = &ROW(row); /* _must_ refresh */
798	}	841	}
799		842
800	// some utf-8 decoders "decode" surrogate characters: let's fix this.	843	// some utf-8 decoders "decode" surrogate characters: let's fix this.
801	if (IN_RANGE_INC (c, 0xd800, 0xdfff))	844	if (IN_RANGE_INC (c, 0xd800, 0xdfff))
802	c = 0xfffd;	845	c = 0xfffd;
803		846
804	// rely on wcwidth to tell us the character width, at least for non-latin1	847	// rely on wcwidth to tell us the character width, do wcwidth before
805	// do wcwidth before further replacements, as wcwidth might return -1	848	// further replacements, as wcwidth might return -1 for the line
806	// for the line drawing characters below as they might be invalid in the current	849	// drawing characters below as they might be invalid in the current
807	// locale.	850	// locale.
808	int width = c < 0x100 ? 1 : wcwidth (c);	851	int width = WCWIDTH (c);
809		852
810	if (charsets [screen.charset] == '0') // DEC SPECIAL	853	if (charsets [screen.charset] == '0') // DEC SPECIAL
811	{	854	{
812	// vt100 special graphics and line drawing	855	// vt100 special graphics and line drawing
813	// 5f-7e standard vt100	856	// 5f-7e standard vt100
…		…
964	/*	1007	/*
965	* Process Backspace. Move back the cursor back a position, wrap if have to	1008	* Process Backspace. Move back the cursor back a position, wrap if have to
966	* XTERM_SEQ: CTRL-H	1009	* XTERM_SEQ: CTRL-H
967	*/	1010	*/
968	void	1011	void
969	rxvt_term::scr_backspace ()	1012	rxvt_term::scr_backspace () NOTHROW
970	{	1013	{
971	want_refresh = 1;	1014	want_refresh = 1;
972		1015
973	if (screen.cur.col == 0)	1016	if (screen.cur.col == 0)
974	{	1017	{
…		…
992	* Process Horizontal Tab	1035	* Process Horizontal Tab
993	* count: +ve = forward; -ve = backwards	1036	* count: +ve = forward; -ve = backwards
994	* XTERM_SEQ: CTRL-I	1037	* XTERM_SEQ: CTRL-I
995	*/	1038	*/
996	void	1039	void
997	rxvt_term::scr_tab (int count, bool ht)	1040	rxvt_term::scr_tab (int count, bool ht) NOTHROW
998	{	1041	{
999	int i, x;	1042	int i, x;
1000		1043
1001	want_refresh = 1;	1044	want_refresh = 1;
1002	i = x = screen.cur.col;	1045	i = x = screen.cur.col;
…		…
1069	* Move cursor left in row. If we're at the left boundary, shift everything	1112	* Move cursor left in row. If we're at the left boundary, shift everything
1070	* in that row right. Clear left column.	1113	* in that row right. Clear left column.
1071	*/	1114	*/
1072	#if ENABLE_FRILLS	1115	#if ENABLE_FRILLS
1073	void	1116	void
1074	rxvt_term::scr_backindex ()	1117	rxvt_term::scr_backindex () NOTHROW
1075	{	1118	{
1076	if (screen.cur.col > 0)	1119	if (screen.cur.col > 0)
1077	scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);	1120	scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1078	else	1121	else
1079	scr_insdel_chars (1, INSERT);	1122	scr_insdel_chars (1, INSERT);
…		…
1086	* Move cursor right in row. If we're at the right boundary, shift everything	1129	* Move cursor right in row. If we're at the right boundary, shift everything
1087	* in that row left. Clear right column.	1130	* in that row left. Clear right column.
1088	*/	1131	*/
1089	#if ENABLE_FRILLS	1132	#if ENABLE_FRILLS
1090	void	1133	void
1091	rxvt_term::scr_forwardindex ()	1134	rxvt_term::scr_forwardindex () NOTHROW
1092	{	1135	{
1093	if (screen.cur.col < ncol - 1)	1136	if (screen.cur.col < ncol - 1)
1094	scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);	1137	scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1095	else	1138	else
1096	{	1139	{
…		…
1109	/* ------------------------------------------------------------------------- */	1152	/* ------------------------------------------------------------------------- */
1110	/*	1153	/*
1111	* Goto Row/Column	1154	* Goto Row/Column
1112	*/	1155	*/
1113	void	1156	void
1114	rxvt_term::scr_gotorc (int row, int col, int relative)	1157	rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1115	{	1158	{
1116	want_refresh = 1;	1159	want_refresh = 1;
1117	ZERO_SCROLLBACK ();	1160	ZERO_SCROLLBACK ();
1118		1161
1119	screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;	1162	screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
…		…
1157	/* ------------------------------------------------------------------------- */	1200	/* ------------------------------------------------------------------------- */
1158	/*	1201	/*
1159	* direction should be UP or DN	1202	* direction should be UP or DN
1160	*/	1203	*/
1161	void	1204	void
1162	rxvt_term::scr_index (enum page_dirn direction)	1205	rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1163	{	1206	{
1164	int dirn;	1207	int dirn;
1165		1208
1166	want_refresh = 1;	1209	want_refresh = 1;
1167	ZERO_SCROLLBACK ();	1210	ZERO_SCROLLBACK ();
…		…
1186	* XTERM_SEQ: Clear line to right: ESC [ 0 K	1229	* XTERM_SEQ: Clear line to right: ESC [ 0 K
1187	* XTERM_SEQ: Clear line to left : ESC [ 1 K	1230	* XTERM_SEQ: Clear line to left : ESC [ 1 K
1188	* XTERM_SEQ: Clear whole line : ESC [ 2 K	1231	* XTERM_SEQ: Clear whole line : ESC [ 2 K
1189	*/	1232	*/
1190	void	1233	void
1191	rxvt_term::scr_erase_line (int mode)	1234	rxvt_term::scr_erase_line (int mode) NOTHROW
1192	{	1235	{
1193	unsigned int col, num;	1236	unsigned int col, num;
1194		1237
1195	want_refresh = 1;	1238	want_refresh = 1;
1196	ZERO_SCROLLBACK ();	1239	ZERO_SCROLLBACK ();
…		…
1240	* XTERM_SEQ: Clear screen after cursor : ESC [ 0 J	1283	* XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1241	* XTERM_SEQ: Clear screen before cursor: ESC [ 1 J	1284	* XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1242	* XTERM_SEQ: Clear whole screen : ESC [ 2 J	1285	* XTERM_SEQ: Clear whole screen : ESC [ 2 J
1243	*/	1286	*/
1244	void	1287	void
1245	rxvt_term::scr_erase_screen (int mode)	1288	rxvt_term::scr_erase_screen (int mode) NOTHROW
1246	{	1289	{
1247	int num;	1290	int num;
1248	int32_t row;	1291	int32_t row;
1249	rend_t ren;	1292	rend_t ren;
1250	XGCValues gcvalue;	1293	XGCValues gcvalue;
…		…
1295	}	1338	}
1296	else	1339	else
1297	{	1340	{
1298	ren = rstyle & (RS_fgMask | RS_bgMask);	1341	ren = rstyle & (RS_fgMask | RS_bgMask);
1299	gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];	1342	gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1300	XChangeGC (display->display, gc, GCForeground, &gcvalue);	1343	XChangeGC (xdisp, gc, GCForeground, &gcvalue);
1301	ERASE_ROWS (row, num);	1344	ERASE_ROWS (row, num);
1302	gcvalue.foreground = pix_colors[Color_fg];	1345	gcvalue.foreground = pix_colors[Color_fg];
1303	XChangeGC (display->display, gc, GCForeground, &gcvalue);	1346	XChangeGC (xdisp, gc, GCForeground, &gcvalue);
1304	}	1347	}
1305		1348
1306	for (; num--; row++)	1349	for (; num--; row++)
1307	{	1350	{
1308	scr_blank_screen_mem (ROW(row), rstyle);	1351	scr_blank_screen_mem (ROW(row), rstyle);
…		…
1310	}	1353	}
1311	}	1354	}
1312		1355
1313	#if ENABLE_FRILLS	1356	#if ENABLE_FRILLS
1314	void	1357	void
1315	rxvt_term::scr_erase_savelines ()	1358	rxvt_term::scr_erase_savelines () NOTHROW
1316	{	1359	{
1317	want_refresh = 1;	1360	want_refresh = 1;
1318	ZERO_SCROLLBACK ();	1361	ZERO_SCROLLBACK ();
1319		1362
1320	nsaved = 0;	1363	top_row = 0;
1321	}	1364	}
1322	#endif	1365	#endif
1323		1366
1324	/* ------------------------------------------------------------------------- */	1367	/* ------------------------------------------------------------------------- */
1325	/*	1368	/*
1326	* Fill the screen with `E's	1369	* Fill the screen with `E's
1327	* XTERM_SEQ: Screen Alignment Test: ESC # 8	1370	* XTERM_SEQ: Screen Alignment Test: ESC # 8
1328	*/	1371	*/
1329	void	1372	void
1330	rxvt_term::scr_E ()	1373	rxvt_term::scr_E () NOTHROW
1331	{	1374	{
1332	rend_t fs;	1375	rend_t fs;
1333		1376
1334	want_refresh = 1;	1377	want_refresh = 1;
1335	ZERO_SCROLLBACK ();	1378	ZERO_SCROLLBACK ();
…		…
1356	/* ------------------------------------------------------------------------- */	1399	/* ------------------------------------------------------------------------- */
1357	/*	1400	/*
1358	* Insert/Delete <count> lines	1401	* Insert/Delete <count> lines
1359	*/	1402	*/
1360	void	1403	void
1361	rxvt_term::scr_insdel_lines (int count, int insdel)	1404	rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1362	{	1405	{
1363	int end;	1406	int end;
1364		1407
1365	ZERO_SCROLLBACK ();	1408	ZERO_SCROLLBACK ();
1366		1409
…		…
1386	/* ------------------------------------------------------------------------- */	1429	/* ------------------------------------------------------------------------- */
1387	/*	1430	/*
1388	* Insert/Delete <count> characters from the current position	1431	* Insert/Delete <count> characters from the current position
1389	*/	1432	*/
1390	void	1433	void
1391	rxvt_term::scr_insdel_chars (int count, int insdel)	1434	rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1392	{	1435	{
1393	int col, row;	1436	int col, row;
1394	rend_t tr;	1437	rend_t tr;
1395		1438
1396	want_refresh = 1;	1439	want_refresh = 1;
…		…
1484	/*	1527	/*
1485	* Set the scrolling region	1528	* Set the scrolling region
1486	* XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r	1529	* XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1487	*/	1530	*/
1488	void	1531	void
1489	rxvt_term::scr_scroll_region (int top, int bot)	1532	rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1490	{	1533	{
1491	max_it (top, 0);	1534	max_it (top, 0);
1492	min_it (bot, nrow - 1);	1535	min_it (bot, nrow - 1);
1493		1536
1494	if (top > bot)	1537	if (top > bot)
…		…
1504	* Make the cursor visible/invisible	1547	* Make the cursor visible/invisible
1505	* XTERM_SEQ: Make cursor visible : ESC [ ? 25 h	1548	* XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1506	* XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l	1549	* XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1507	*/	1550	*/
1508	void	1551	void
1509	rxvt_term::scr_cursor_visible (int mode)	1552	rxvt_term::scr_cursor_visible (int mode) NOTHROW
1510	{	1553	{
1511	want_refresh = 1;	1554	want_refresh = 1;
1512		1555
1513	if (mode)	1556	if (mode)
1514	screen.flags |= Screen_VisibleCursor;	1557	screen.flags |= Screen_VisibleCursor;
…		…
1521	* Set/unset automatic wrapping	1564	* Set/unset automatic wrapping
1522	* XTERM_SEQ: Set Wraparound : ESC [ ? 7 h	1565	* XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1523	* XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l	1566	* XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1524	*/	1567	*/
1525	void	1568	void
1526	rxvt_term::scr_autowrap (int mode)	1569	rxvt_term::scr_autowrap (int mode) NOTHROW
1527	{	1570	{
1528	if (mode)	1571	if (mode)
1529	screen.flags |= Screen_Autowrap;	1572	screen.flags |= Screen_Autowrap;
1530	else	1573	else
1531	screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);	1574	screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
…		…
1540	* and the cursor cannot be moved outside.	1583	* and the cursor cannot be moved outside.
1541	* XTERM_SEQ: Set Absolute: ESC [ ? 6 h	1584	* XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1542	* XTERM_SEQ: Set Relative: ESC [ ? 6 l	1585	* XTERM_SEQ: Set Relative: ESC [ ? 6 l
1543	*/	1586	*/
1544	void	1587	void
1545	rxvt_term::scr_relative_origin (int mode)	1588	rxvt_term::scr_relative_origin (int mode) NOTHROW
1546	{	1589	{
1547	if (mode)	1590	if (mode)
1548	screen.flags |= Screen_Relative;	1591	screen.flags |= Screen_Relative;
1549	else	1592	else
1550	screen.flags &= ~Screen_Relative;	1593	screen.flags &= ~Screen_Relative;
…		…
1557	* Set insert/replace mode	1600	* Set insert/replace mode
1558	* XTERM_SEQ: Set Insert mode : ESC [ ? 4 h	1601	* XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1559	* XTERM_SEQ: Set Replace mode: ESC [ ? 4 l	1602	* XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1560	*/	1603	*/
1561	void	1604	void
1562	rxvt_term::scr_insert_mode (int mode)	1605	rxvt_term::scr_insert_mode (int mode) NOTHROW
1563	{	1606	{
1564	if (mode)	1607	if (mode)
1565	screen.flags |= Screen_Insert;	1608	screen.flags |= Screen_Insert;
1566	else	1609	else
1567	screen.flags &= ~Screen_Insert;	1610	screen.flags &= ~Screen_Insert;
…		…
1573	* XTERM_SEQ: Set tab at current column : ESC H	1616	* XTERM_SEQ: Set tab at current column : ESC H
1574	* XTERM_SEQ: Clear tab at current column: ESC [ 0 g	1617	* XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1575	* XTERM_SEQ: Clear all tabs : ESC [ 3 g	1618	* XTERM_SEQ: Clear all tabs : ESC [ 3 g
1576	*/	1619	*/
1577	void	1620	void
1578	rxvt_term::scr_set_tab (int mode)	1621	rxvt_term::scr_set_tab (int mode) NOTHROW
1579	{	1622	{
1580	if (mode < 0)	1623	if (mode < 0)
1581	memset (tabs, 0, ncol * sizeof (char));	1624	memset (tabs, 0, ncol * sizeof (char));
1582	else if (screen.cur.col < ncol)	1625	else if (screen.cur.col < ncol)
1583	tabs [screen.cur.col] = !!mode;	1626	tabs [screen.cur.col] = !!mode;
…		…
1588	* Set reverse/normal video	1631	* Set reverse/normal video
1589	* XTERM_SEQ: Reverse video: ESC [ ? 5 h	1632	* XTERM_SEQ: Reverse video: ESC [ ? 5 h
1590	* XTERM_SEQ: Normal video : ESC [ ? 5 l	1633	* XTERM_SEQ: Normal video : ESC [ ? 5 l
1591	*/	1634	*/
1592	void	1635	void
1593	rxvt_term::scr_rvideo_mode (int mode)	1636	rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1594	{	1637	{
1595	XGCValues gcvalue;	1638	rvideo_mode = on;
1596		1639
		1640	#ifndef NO_BELL
		1641	on ^= rvideo_bell;
		1642	#endif
		1643
1597	if (rvideo != mode)	1644	if (rvideo_state != on)
1598	{	1645	{
1599	rvideo = mode;	1646	rvideo_state = on;
		1647
1600	::swap (pix_colors[Color_fg], pix_colors[Color_bg]);	1648	::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1601	#if XPM_BACKGROUND	1649	#if XPM_BACKGROUND
1602	if (bgPixmap.pixmap == None)	1650	if (bgPixmap.pixmap == None)
1603	#endif	1651	#endif
1604	#if TRANSPARENT	1652	#if TRANSPARENT
1605	if (! OPTION (Opt_transparent) || am_transparent == 0)	1653	if (!OPTION (Opt_transparent) || am_transparent == 0)
1606	#endif	1654	#endif
1607	XSetWindowBackground (display->display, vt,	1655	XSetWindowBackground (xdisp, vt, pix_colors[Color_bg]);
1608	pix_colors[Color_bg]);
1609		1656
		1657	XGCValues gcvalue;
1610	gcvalue.foreground = pix_colors[Color_fg];	1658	gcvalue.foreground = pix_colors[Color_fg];
1611	gcvalue.background = pix_colors[Color_bg];	1659	gcvalue.background = pix_colors[Color_bg];
1612	XChangeGC (display->display, gc, GCBackground | GCForeground,	1660	XChangeGC (xdisp, gc, GCBackground | GCForeground, &gcvalue);
1613	&gcvalue);	1661
1614	scr_clear ();	1662	scr_clear ();
1615	scr_touch (true);	1663	scr_touch (true);
1616	}	1664	}
1617	}	1665	}
1618		1666
…		…
1620	/*	1668	/*
1621	* Report current cursor position	1669	* Report current cursor position
1622	* XTERM_SEQ: Report position: ESC [ 6 n	1670	* XTERM_SEQ: Report position: ESC [ 6 n
1623	*/	1671	*/
1624	void	1672	void
1625	rxvt_term::scr_report_position ()	1673	rxvt_term::scr_report_position () NOTHROW
1626	{	1674	{
1627	tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);	1675	tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1628	}	1676	}
1629		1677
1630	/* ------------------------------------------------------------------------- *	1678	/* ------------------------------------------------------------------------- *
…		…
1633		1681
1634	/*	1682	/*
1635	* Set font style	1683	* Set font style
1636	*/	1684	*/
1637	void	1685	void
1638	rxvt_term::set_font_style ()	1686	rxvt_term::set_font_style () NOTHROW
1639	{	1687	{
1640	#if 0	1688	#if 0
1641	switch (charsets [screen.charset])	1689	switch (charsets [screen.charset])
1642	{	1690	{
1643	case '0': /* DEC Special Character & Line Drawing Set */	1691	case '0': /* DEC Special Character & Line Drawing Set */
…		…
1665	* XTERM_SEQ: Invoke G1 character set: CTRL-N	1713	* XTERM_SEQ: Invoke G1 character set: CTRL-N
1666	* XTERM_SEQ: Invoke G2 character set: ESC N	1714	* XTERM_SEQ: Invoke G2 character set: ESC N
1667	* XTERM_SEQ: Invoke G3 character set: ESC O	1715	* XTERM_SEQ: Invoke G3 character set: ESC O
1668	*/	1716	*/
1669	void	1717	void
1670	rxvt_term::scr_charset_choose (int set)	1718	rxvt_term::scr_charset_choose (int set) NOTHROW
1671	{	1719	{
1672	screen.charset = set;	1720	screen.charset = set;
1673	set_font_style ();	1721	set_font_style ();
1674	}	1722	}
1675		1723
…		…
1681	* XTERM_SEQ: Set G2 character set: ESC * <C>	1729	* XTERM_SEQ: Set G2 character set: ESC * <C>
1682	* XTERM_SEQ: Set G3 character set: ESC + <C>	1730	* XTERM_SEQ: Set G3 character set: ESC + <C>
1683	* See set_font_style for possible values for <C>	1731	* See set_font_style for possible values for <C>
1684	*/	1732	*/
1685	void	1733	void
1686	rxvt_term::scr_charset_set (int set, unsigned int ch)	1734	rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1687	{	1735	{
1688	charsets[set] = (unsigned char)ch;	1736	charsets[set] = (unsigned char)ch;
1689	set_font_style ();	1737	set_font_style ();
1690	}	1738	}
1691		1739
…		…
1696		1744
1697	/*	1745	/*
1698	* refresh matching text.	1746	* refresh matching text.
1699	*/	1747	*/
1700	bool	1748	bool
1701	rxvt_term::scr_refresh_rend (rend_t mask, rend_t value)	1749	rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1702	{	1750	{
1703	bool found = false;	1751	bool found = false;
1704		1752
1705	for (int i = 0; i < nrow; i++)	1753	for (int i = 0; i < nrow; i++)
1706	{	1754	{
…		…
1726	PART_END,	1774	PART_END,
1727	RC_COUNT	1775	RC_COUNT
1728	};	1776	};
1729		1777
1730	void	1778	void
1731	rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh)	1779	rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1732	{	1780	{
1733	int i;	1781	int i;
1734	row_col_t rc[RC_COUNT];	1782	row_col_t rc[RC_COUNT];
1735		1783
1736	if (!drawn_buf) /* sanity check */	1784	if (!drawn_buf) /* sanity check */
…		…
1759	}	1807	}
1760		1808
1761	for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)	1809	for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1762	fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);	1810	fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1763		1811
		1812	num_scr_allow = 0;
		1813
1764	if (refresh)	1814	if (refresh)
1765	scr_refresh (SLOW_REFRESH);	1815	scr_refresh ();
1766	}	1816	}
1767		1817
1768	/* ------------------------------------------------------------------------- */	1818	/* ------------------------------------------------------------------------- */
1769	/*	1819	/*
1770	* Refresh the entire screen	1820	* Refresh the entire screen
1771	*/	1821	*/
1772	void	1822	void
1773	rxvt_term::scr_touch (bool refresh)	1823	rxvt_term::scr_touch (bool refresh) NOTHROW
1774	{	1824	{
1775	scr_expose (0, 0, width, height, refresh);	1825	scr_expose (0, 0, width, height, refresh);
1776	}	1826	}
1777		1827
1778	/* ------------------------------------------------------------------------- */	1828	/* ------------------------------------------------------------------------- */
1779	/*	1829	/*
1780	* Move the display so that the line represented by scrollbar value Y is at	1830	* Move the display so that the line represented by scrollbar value Y is at
1781	* the top of the screen	1831	* the top of the screen
1782	*/	1832	*/
1783	int	1833	void
1784	rxvt_term::scr_move_to (int y, int len)	1834	rxvt_term::scr_move_to (int y, int len) NOTHROW
1785	{	1835	{
1786	long p = 0;	1836	scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1787	unsigned int oldviewstart;
1788
1789	oldviewstart = view_start;
1790
1791	if (y < len)
1792	{
1793	p = (nrow + nsaved) * (len - y) / len;
1794	p -= (long) (nrow - 1);
1795	p = max (p, 0);
1796	}
1797
1798	view_start = (unsigned int)min (p, nsaved);
1799
1800	return scr_changeview (oldviewstart);
1801	}	1837	}
1802		1838
1803	/* ------------------------------------------------------------------------- */	1839	/* ------------------------------------------------------------------------- */
1804	/*	1840	/*
1805	* Page the screen up/down nlines	1841	* Page the screen up/down nlines
1806	* direction should be UP or DN	1842	* direction should be UP or DN
1807	*/	1843	*/
1808	int	1844	bool
1809	rxvt_term::scr_page (enum page_dirn direction, int nlines)	1845	rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1810	{	1846	{
1811	int n;	1847	int new_view_start =
1812	unsigned int oldviewstart;
1813
1814	oldviewstart = view_start;
1815
1816	if (direction == UP)
1817	{
1818	n = view_start + nlines;
1819	view_start = min (n, nsaved);
1820	}
1821	else
1822	{
1823	n = view_start - nlines;	1848	direction == UP ? view_start - nlines
1824	view_start = max (n, 0);	1849	: view_start + nlines;
1825	}
1826		1850
1827	return scr_changeview (oldviewstart);	1851	return scr_changeview (new_view_start);
1828	}	1852	}
1829		1853
1830	int	1854	bool
1831	rxvt_term::scr_changeview (unsigned int oldviewstart)	1855	rxvt_term::scr_changeview (int new_view_start) NOTHROW
1832	{	1856	{
		1857	clamp_it (new_view_start, top_row, 0);
		1858
1833	if (view_start != oldviewstart)	1859	if (new_view_start == view_start)
1834	{	1860	return false;
		1861
		1862	num_scr += new_view_start - view_start;
		1863	view_start = new_view_start;
		1864	want_refresh = 1;
		1865
1835	HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));	1866	HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1836		1867
1837	want_refresh = 1;	1868	return true;
1838	num_scr -= (view_start - oldviewstart);
1839	}
1840
1841	return (int)view_start - (int)oldviewstart;
1842	}	1869	}
1843		1870
1844	/* ------------------------------------------------------------------------- */	1871	#ifndef NO_BELL
1845	void	1872	void
		1873	rxvt_term::bell_cb (time_watcher &w)
		1874	{
		1875	rvideo_bell = false;
		1876	scr_rvideo_mode (rvideo_mode);
		1877	}
		1878	#endif
		1879
		1880	/* ------------------------------------------------------------------------- */
		1881	void
1846	rxvt_term::scr_bell ()	1882	rxvt_term::scr_bell () NOTHROW
1847	{	1883	{
1848	#ifndef NO_BELL	1884	#ifndef NO_BELL
1849		1885
1850	# ifndef NO_MAPALERT	1886	# ifndef NO_MAPALERT
1851	# ifdef MAPALERT_OPTION	1887	# ifdef MAPALERT_OPTION
1852	if (OPTION (Opt_mapAlert))	1888	if (OPTION (Opt_mapAlert))
1853	# endif	1889	# endif
1854	XMapWindow (display->display, parent[0]);	1890	XMapWindow (xdisp, parent[0]);
1855	# endif	1891	# endif
1856		1892
1857	if (OPTION (Opt_visualBell))	1893	if (OPTION (Opt_visualBell))
1858	{	1894	{
1859	scr_rvideo_mode (!rvideo); /* refresh also done */	1895	rvideo_bell = true;
1860	rxvt_usleep (VISUAL_BELL_DURATION);	1896	scr_rvideo_mode (rvideo_mode);
1861	scr_rvideo_mode (!rvideo); /* refresh also done */	1897	display->flush ();
		1898
		1899	bell_ev.start (NOW + VISUAL_BELL_DURATION);
1862	}	1900	}
1863	else	1901	else
1864	XBell (display->display, 0);	1902	XBell (xdisp, 0);
1865		1903
1866	#endif	1904	#endif
1867	}	1905	}
1868		1906
1869	/* ------------------------------------------------------------------------- */	1907	/* ------------------------------------------------------------------------- */
1870	/* ARGSUSED */	1908	/* ARGSUSED */
1871	void	1909	void
1872	rxvt_term::scr_printscreen (int fullhist)	1910	rxvt_term::scr_printscreen (int fullhist) NOTHROW
1873	{	1911	{
1874	#ifdef PRINTPIPE	1912	#ifdef PRINTPIPE
1875	int nrows, row_start;	1913	int nrows, row_start;
1876	FILE *fd;	1914	FILE *fd;
1877		1915
1878	if ((fd = popen_printer ()) == NULL)	1916	if ((fd = popen_printer ()) == NULL)
1879	return;	1917	return;
1880		1918
1881	if (fullhist)	1919	if (fullhist)
1882	{	1920	{
1883	nrows = nrow + nsaved;	1921	nrows = nrow - top_row;
1884	row_start = -nsaved;	1922	row_start = top_row;
1885	}	1923	}
1886	else	1924	else
1887	{	1925	{
1888	nrows = nrow;	1926	nrows = nrow;
1889	row_start = -view_start;	1927	row_start = view_start;
1890	}	1928	}
1891		1929
1892	wctomb (0, 0);	1930	wctomb (0, 0);
1893		1931
1894	for (int r1 = 0; r1 < nrows; r1++)	1932	for (int r1 = 0; r1 < nrows; r1++)
…		…
1926	* Refresh the screen	1964	* Refresh the screen
1927	* drawn_text/drawn_rend contain the screen information before the update.	1965	* drawn_text/drawn_rend contain the screen information before the update.
1928	* screen.text/screen.rend contain what the screen will change to.	1966	* screen.text/screen.rend contain what the screen will change to.
1929	*/	1967	*/
1930	void	1968	void
1931	rxvt_term::scr_refresh (unsigned char refresh_type)	1969	rxvt_term::scr_refresh () NOTHROW
1932	{	1970	{
1933	unsigned char must_clear, /* use draw_string not draw_image_string */	1971	unsigned char must_clear, /* use draw_string not draw_image_string */
1934	showcursor; /* show the cursor */	1972	showcursor; /* show the cursor */
1935	int16_t col, row, /* column/row we're processing */	1973	int16_t col, row, /* column/row we're processing */
1936	ocrow; /* old cursor row */	1974	ocrow; /* old cursor row */
…		…
2022		2060
2023	/* make sure no outline cursor is left around */	2061	/* make sure no outline cursor is left around */
2024	setoldcursor = 0;	2062	setoldcursor = 0;
2025	if (ocrow != -1)	2063	if (ocrow != -1)
2026	{	2064	{
2027	if (screen.cur.row + view_start != ocrow	2065	if (screen.cur.row - view_start != ocrow
2028	|| screen.cur.col != oldcursor.col)	2066	|| screen.cur.col != oldcursor.col)
2029	{	2067	{
2030	if (ocrow < nrow	2068	if (ocrow < nrow
2031	&& oldcursor.col < ncol)	2069	&& oldcursor.col < ncol)
2032	drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);	2070	drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
…		…
2040	else if (!focus)	2078	else if (!focus)
2041	setoldcursor = 1;	2079	setoldcursor = 1;
2042		2080
2043	if (setoldcursor)	2081	if (setoldcursor)
2044	{	2082	{
2045	if (screen.cur.row + view_start >= nrow)	2083	if (screen.cur.row - view_start >= nrow)
2046	oldcursor.row = -1;	2084	oldcursor.row = -1;
2047	else	2085	else
2048	{	2086	{
2049	oldcursor.row = screen.cur.row + view_start;	2087	oldcursor.row = screen.cur.row - view_start;
2050	oldcursor.col = screen.cur.col;	2088	oldcursor.col = screen.cur.col;
2051	}	2089	}
2052	}	2090	}
2053	}	2091	}
2054		2092
…		…
2060	#ifndef NO_SLOW_LINK_SUPPORT	2098	#ifndef NO_SLOW_LINK_SUPPORT
2061	/*	2099	/*
2062	* D: CopyArea pass - very useful for slower links	2100	* D: CopyArea pass - very useful for slower links
2063	* This has been deliberately kept simple.	2101	* This has been deliberately kept simple.
2064	*/	2102	*/
2065	i = num_scr;
2066	if (!display->is_local	2103	if (!display->is_local
2067	&& refresh_type == FAST_REFRESH && num_scr_allow && num_scr	2104	&& refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2068	&& abs (num_scr) < nrow && !must_clear)	2105	&& abs (num_scr) < nrow && !must_clear)
2069	{	2106	{
2070	int16_t nits;	2107	int16_t nits;
2071	int j;	2108	int j;
2072	int len, wlen;	2109	int len, wlen;
		2110	dLocal (int, num_scr);
2073		2111
2074	j = nrow;	2112	j = nrow;
2075	wlen = len = -1;	2113	wlen = len = -1;
2076	row = i > 0 ? 0 : j - 1;	2114	row = i > 0 ? 0 : j - 1;
2077	for (; j-- >= 0; row += (i > 0 ? 1 : -1))	2115	for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2078	{	2116	{
2079	if (row + i >= 0 && row + i < nrow && row + i != ocrow)	2117	if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2080	{	2118	{
2081	line_t s = ROW(row - view_start);	2119	line_t s = ROW(view_start + row);
2082	line_t d = drawn_buf[row];	2120	line_t d = drawn_buf[row];
2083	line_t d2 = drawn_buf[row + i];	2121	line_t d2 = drawn_buf[row + i];
2084		2122
2085	for (nits = 0, col = ncol; col--; )	2123	for (nits = 0, col = ncol; col--; )
2086	if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])	2124	if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
…		…
2108	{	2146	{
2109	/* also comes here at end if needed because of >= above */	2147	/* also comes here at end if needed because of >= above */
2110	if (wlen < len)	2148	if (wlen < len)
2111	::swap (wlen, len);	2149	::swap (wlen, len);
2112		2150
2113	XCopyArea (display->display, vt, vt,	2151	XCopyArea (xdisp, vt, vt,
2114	gc, 0, Row2Pixel (len + i),	2152	gc, 0, Row2Pixel (len + i),
2115	(unsigned int)this->width,	2153	(unsigned int)this->width,
2116	(unsigned int)Height2Pixel (wlen - len + 1),	2154	(unsigned int)Height2Pixel (wlen - len + 1),
2117	0, Row2Pixel (len));	2155	0, Row2Pixel (len));
2118	len = -1;	2156	len = -1;
…		…
2124	/*	2162	/*
2125	* E: main pass across every character	2163	* E: main pass across every character
2126	*/	2164	*/
2127	for (row = 0; row < nrow; row++)	2165	for (row = 0; row < nrow; row++)
2128	{	2166	{
2129	text_t *stp = ROW(row - view_start).t;	2167	text_t *stp = ROW(view_start + row).t;
2130	rend_t *srp = ROW(row - view_start).r;	2168	rend_t *srp = ROW(view_start + row).r;
2131	text_t *dtp = drawn_buf[row].t;	2169	text_t *dtp = drawn_buf[row].t;
2132	rend_t *drp = drawn_buf[row].r;	2170	rend_t *drp = drawn_buf[row].r;
2133		2171
2134	/*	2172	/*
2135	* E2: OK, now the real pass	2173	* E2: OK, now the real pass
…		…
2206		2244
2207	// only do special processing if any attributes are set, which is unlikely	2245	// only do special processing if any attributes are set, which is unlikely
2208	if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))	2246	if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2209	{	2247	{
2210	#if ENABLE_STYLES	2248	#if ENABLE_STYLES
2211	// force redraw after "careful" characters to avoid pixel droppings	2249	// "careful" (too wide) character handling
2212	if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2213	drp[col + 1] = ~srp[col + 1];
2214		2250
2215	// include previous careful character(s) if possible, looks nicer (best effort...)	2251	// include previous careful character(s) if possible, looks nicer (best effort...)
2216	while (text > stp	2252	while (text > stp
2217	&& srp[text - stp - 1] & RS_Careful	2253	&& srp[text - stp - 1] & RS_Careful
2218	&& RS_SAME (rend, srp[text - stp - 1]))	2254	&& RS_SAME (rend, srp[text - stp - 1]))
2219	text--, count++, xpixel -= fwidth;	2255	text--, count++, xpixel -= fwidth;
		2256
		2257	// force redraw after "careful" characters to avoid pixel droppings
		2258	for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
		2259	drp[col + i + 1] = ~srp[col + i + 1];
		2260
		2261	// force redraw before "careful" characters to avoid pixel droppings
		2262	for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
		2263	drp[text - stp - i - 1] = ~srp[text - stp - i - 1];
2220	#endif	2264	#endif
2221		2265
2222	bool invert = rend & RS_RVid;	2266	bool invert = rend & RS_RVid;
2223		2267
2224	#ifndef NO_BOLD_UNDERLINE_REVERSE	2268	#ifndef NO_BOLD_UNDERLINE_REVERSE
…		…
2308		2352
2309	if (rend & RS_Uline && font->descent > 1 && fore != back)	2353	if (rend & RS_Uline && font->descent > 1 && fore != back)
2310	{	2354	{
2311	#if ENABLE_FRILLS	2355	#if ENABLE_FRILLS
2312	if (ISSET_PIXCOLOR (Color_underline))	2356	if (ISSET_PIXCOLOR (Color_underline))
2313	XSetForeground (display->display, gc, pix_colors[Color_underline]);	2357	XSetForeground (xdisp, gc, pix_colors[Color_underline]);
2314	else	2358	else
2315	#endif	2359	#endif
2316	XSetForeground (display->display, gc, pix_colors[fore]);	2360	XSetForeground (xdisp, gc, pix_colors[fore]);
2317		2361
2318	XDrawLine (display->display, drawBuffer, gc,	2362	XDrawLine (xdisp, drawBuffer, gc,
2319	xpixel, ypixel + font->ascent + 1,	2363	xpixel, ypixel + font->ascent + 1,
2320	xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);	2364	xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2321	}	2365	}
2322	} /* for (col....) */	2366	} /* for (col....) */
2323	} /* for (row....) */	2367	} /* for (row....) */
…		…
2356	&& drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)	2400	&& drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2357	cursorwidth++;	2401	cursorwidth++;
2358		2402
2359	#ifndef NO_CURSORCOLOR	2403	#ifndef NO_CURSORCOLOR
2360	if (ISSET_PIXCOLOR (Color_cursor))	2404	if (ISSET_PIXCOLOR (Color_cursor))
2361	XSetForeground (display->display, gc, pix_colors[Color_cursor]);	2405	XSetForeground (xdisp, gc, pix_colors[Color_cursor]);
2362	#endif	2406	#endif
2363		2407
2364	XDrawRectangle (display->display, drawBuffer, gc,	2408	XDrawRectangle (xdisp, drawBuffer, gc,
2365	Col2Pixel (col),	2409	Col2Pixel (col),
2366	Row2Pixel (oldcursor.row),	2410	Row2Pixel (oldcursor.row),
2367	(unsigned int) (Width2Pixel (cursorwidth) - 1),	2411	(unsigned int) (Width2Pixel (cursorwidth) - 1),
2368	(unsigned int) (Height2Pixel (1) - lineSpace - 1));	2412	(unsigned int) (Height2Pixel (1) - lineSpace - 1));
2369	}	2413	}
…		…
2372	/*	2416	/*
2373	* H: cleanup selection	2417	* H: cleanup selection
2374	*/	2418	*/
2375	scr_reverse_selection ();	2419	scr_reverse_selection ();
2376		2420
2377	if (refresh_type & SMOOTH_REFRESH)
2378	XFlush (display->display);
2379
2380	num_scr = 0;	2421	num_scr = 0;
2381	num_scr_allow = 1;	2422	num_scr_allow = 1;
2382	}	2423	}
2383		2424
2384	void	2425	void
2385	rxvt_term::scr_remap_chars (line_t &l)	2426	rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2386	{	2427	{
2387	if (!l.t)	2428	if (!l.t)
2388	return;	2429	return;
2389		2430
2390	l.touch (); // maybe a bit of an overkill, but it's not performance-relevant	2431	l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
…		…
2392	for (int i = ncol; i--; )	2433	for (int i = ncol; i--; )
2393	l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));	2434	l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2394	}	2435	}
2395		2436
2396	void	2437	void
2397	rxvt_term::scr_remap_chars ()	2438	rxvt_term::scr_remap_chars () NOTHROW
2398	{	2439	{
2399	for (int i = total_rows; i--; )	2440	for (int i = total_rows; i--; )
2400	scr_remap_chars (row_buf [i]);	2441	scr_remap_chars (row_buf [i]);
2401		2442
2402	for (int i = nrow; i--; )	2443	for (int i = nrow; i--; )
…		…
2405	scr_remap_chars (swap_buf [i]);	2446	scr_remap_chars (swap_buf [i]);
2406	}	2447	}
2407	}	2448	}
2408		2449
2409	void	2450	void
2410	rxvt_term::scr_recolour ()	2451	rxvt_term::scr_recolour () NOTHROW
2411	{	2452	{
2412	if (1	2453	if (1
2413	#if TRANSPARENT	2454	#if TRANSPARENT
2414	&& !am_transparent	2455	&& !am_transparent
2415	#endif	2456	#endif
2416	#if XPM_BACKGROUND	2457	#if XPM_BACKGROUND
2417	&& !bgPixmap.pixmap	2458	&& !bgPixmap.pixmap
2418	#endif	2459	#endif
2419	)	2460	)
2420	{	2461	{
2421	XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);	2462	XSetWindowBackground (xdisp, parent[0], pix_colors[Color_border]);
2422	XClearWindow (display->display, parent[0]);	2463	XClearWindow (xdisp, parent[0]);
2423	XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);	2464	XSetWindowBackground (xdisp, vt, pix_colors[Color_bg]);
2424	#if HAVE_SCROLLBARS	2465	#if HAVE_SCROLLBARS
2425	if (scrollBar.win)	2466	if (scrollBar.win)
2426	{	2467	{
2427	XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);	2468	XSetWindowBackground (xdisp, scrollBar.win, pix_colors[Color_border]);
2428	scrollBar.setIdle ();	2469	scrollBar.setIdle ();
2429	scrollbar_show (0);	2470	scrollbar_show (0);
2430	}	2471	}
2431	#endif	2472	#endif
2432	}	2473	}
…		…
2436	want_refresh = 1;	2477	want_refresh = 1;
2437	}	2478	}
2438		2479
2439	/* ------------------------------------------------------------------------- */	2480	/* ------------------------------------------------------------------------- */
2440	void	2481	void
2441	rxvt_term::scr_clear (bool really)	2482	rxvt_term::scr_clear (bool really) NOTHROW
2442	{	2483	{
2443	if (!mapped)	2484	if (!mapped)
2444	return;	2485	return;
2445		2486
2446	num_scr_allow = 0;	2487	num_scr_allow = 0;
2447	want_refresh = 1;	2488	want_refresh = 1;
2448		2489
2449	if (really)	2490	if (really)
2450	XClearWindow (display->display, vt);	2491	XClearWindow (xdisp, vt);
2451	}	2492	}
2452		2493
2453	/* ------------------------------------------------------------------------- */
2454	void	2494	void
		2495	rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
		2496	{
		2497	int view_end = view_start + nrow;
		2498	int row, col;
		2499
		2500	for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
		2501	{
		2502	text_t *stp = ROW(row).t;
		2503	rend_t *srp = ROW(row).r;
		2504
		2505	for (col = beg_col; col < end_col; col++)
		2506	srp[col] ^= rstyle1;
		2507
		2508	while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
		2509	srp[col] ^= rstyle2;
		2510
		2511	if (++col < end_col)
		2512	srp[col] ^= rstyle2;
		2513	}
		2514	}
		2515
		2516	void
		2517	rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
		2518	{
		2519	int view_end = view_start + nrow;
		2520	int row, col;
		2521
		2522	if (beg_row >= view_start)
		2523	{
		2524	col = beg_col;
		2525	row = beg_row;
		2526	}
		2527	else
		2528	{
		2529	col = 0;
		2530	row = view_start;
		2531	}
		2532
		2533	for (; row < min (end_row, view_end); row++, col = 0)
		2534	for (rend_t *srp = ROW(row).r; col < ncol; col++)
		2535	srp[col] ^= rstyle;
		2536
		2537	if (row == end_row)
		2538	for (rend_t *srp = ROW(row).r; col < end_col; col++)
		2539	srp[col] ^= rstyle;
		2540	}
		2541
		2542	/* ------------------------------------------------------------------------- */
		2543	void
2455	rxvt_term::scr_reverse_selection ()	2544	rxvt_term::scr_reverse_selection () NOTHROW
2456	{	2545	{
2457	if (selection.op	2546	if (selection.op
2458	&& current_screen == selection.screen	2547	&& current_screen == selection.screen
2459	&& selection.end.row >= -view_start)	2548	&& selection.end.row >= view_start)
2460	{	2549	{
2461	int view_end = -view_start + nrow;
2462	int row, col;
2463
2464	#if ENABLE_FRILLS	2550	#if ENABLE_FRILLS
2465	if (selection.rect)	2551	if (selection.rect)
2466	{	2552	scr_xor_rect (selection.beg.row, selection.beg.col,
2467	for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++)	2553	selection.end.row, selection.end.col,
2468	{	2554	RS_RVid, RS_RVid | RS_Uline);
2469	text_t *stp = ROW(row).t;
2470	rend_t *srp = ROW(row).r;
2471
2472	for (col = selection.beg.col; col < selection.end.col; col++)
2473	srp[col] ^= RS_RVid;
2474
2475	while (col-- > selection.beg.col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2476	srp[col] ^= RS_RVid | RS_Uline;
2477
2478	if (++col < selection.end.col)
2479	srp[col] ^= RS_RVid | RS_Uline;
2480	}
2481	}
2482	else	2555	else
2483	#endif	2556	#endif
2484	{	2557	scr_xor_span (selection.beg.row, selection.beg.col,
2485	if (selection.beg.row >= -view_start)	2558	selection.end.row, selection.end.col,
2486	{	2559	RS_RVid);
2487	col = selection.beg.col;
2488	row = selection.beg.row;
2489	}
2490	else
2491	{
2492	col = 0;
2493	row = -view_start;
2494	}
2495
2496	for (; row < min (selection.end.row, view_end); row++, col = 0)
2497	for (rend_t *srp = ROW(row).r; col < ncol; col++)
2498	srp[col] ^= RS_RVid;
2499
2500	if (row == selection.end.row)
2501	for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2502	srp[col] ^= RS_RVid;
2503	}
2504	}	2560	}
2505	}	2561	}
2506		2562
2507	/* ------------------------------------------------------------------------- */	2563	/* ------------------------------------------------------------------------- */
2508	/*	2564	/*
2509	* Dump the whole scrollback and screen to the passed filedescriptor. The	2565	* Dump the whole scrollback and screen to the passed filedescriptor. The
2510	* invoking routine must close the fd.	2566	* invoking routine must close the fd.
2511	*/	2567	*/
2512	#if 0	2568	#if 0
2513	void	2569	void
2514	rxvt_term::scr_dump (int fd)	2570	rxvt_term::scr_dump (int fd) NOTHROW
2515	{	2571	{
2516	int row, wrote;	2572	int row, wrote;
2517	unsigned int width, towrite;	2573	unsigned int width, towrite;
2518	char r1[] = "\n";	2574	char r1[] = "\n";
2519		2575
…		…
2538		2594
2539	/* ------------------------------------------------------------------------- *	2595	/* ------------------------------------------------------------------------- *
2540	* CHARACTER SELECTION *	2596	* CHARACTER SELECTION *
2541	* ------------------------------------------------------------------------- */	2597	* ------------------------------------------------------------------------- */
2542	void	2598	void
2543	rxvt_term::selection_check (int check_more)	2599	rxvt_term::selection_check (int check_more) NOTHROW
2544	{	2600	{
2545	row_col_t pos;	2601	row_col_t pos;
2546		2602
2547	if (!selection.op)	2603	if (!selection.op)
2548	return;	2604	return;
2549		2605
2550	pos.row = pos.col = 0;	2606	pos.row = pos.col = 0;
2551	if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow)	2607	if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2552	|| !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow)	2608	|| !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2553	|| !IN_RANGE_EXC (selection.end.row, -nsaved, nrow)	2609	|| !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2554	|| (check_more == 1	2610	|| (check_more == 1
2555	&& current_screen == selection.screen	2611	&& current_screen == selection.screen
2556	&& !ROWCOL_IS_BEFORE (screen.cur, selection.beg)	2612	&& !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2557	&& ROWCOL_IS_BEFORE (screen.cur, selection.end))	2613	&& ROWCOL_IS_BEFORE (screen.cur, selection.end))
2558	|| (check_more == 2	2614	|| (check_more == 2
…		…
2569	/* ------------------------------------------------------------------------- */	2625	/* ------------------------------------------------------------------------- */
2570	/*	2626	/*
2571	* Paste a selection direct to the command fd	2627	* Paste a selection direct to the command fd
2572	*/	2628	*/
2573	void	2629	void
2574	rxvt_term::paste (char *data, unsigned int len)	2630	rxvt_term::paste (char *data, unsigned int len) NOTHROW
2575	{	2631	{
2576	/* convert normal newline chars into common keyboard Return key sequence */	2632	/* convert normal newline chars into common keyboard Return key sequence */
2577	for (unsigned int i = 0; i < len; i++)	2633	for (unsigned int i = 0; i < len; i++)
2578	if (data[i] == C0_LF)	2634	if (data[i] == C0_LF)
2579	data[i] = C0_CR;	2635	data[i] = C0_CR;
…		…
2585	/*	2641	/*
2586	* Respond to a notification that a primary selection has been sent	2642	* Respond to a notification that a primary selection has been sent
2587	* EXT: SelectionNotify	2643	* EXT: SelectionNotify
2588	*/	2644	*/
2589	void	2645	void
2590	rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)	2646	rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2591	{	2647	{
2592	if (prop == None) /* check for failed XConvertSelection */	2648	if (prop == None) /* check for failed XConvertSelection */
2593	{	2649	{
2594	if ((selection_type & Sel_CompoundText))	2650	if ((selection_type & Sel_CompoundText))
2595	{	2651	{
…		…
2615	}	2671	}
2616		2672
2617	unsigned long bytes_after;	2673	unsigned long bytes_after;
2618	XTextProperty ct;	2674	XTextProperty ct;
2619		2675
2620	if (XGetWindowProperty (display->display, win, prop,	2676	if (XGetWindowProperty (xdisp, win, prop,
2621	0, PROP_SIZE / 4,	2677	0, PROP_SIZE / 4,
2622	delete_prop, AnyPropertyType,	2678	delete_prop, AnyPropertyType,
2623	&ct.encoding, &ct.format,	2679	&ct.encoding, &ct.format,
2624	&ct.nitems, &bytes_after,	2680	&ct.nitems, &bytes_after,
2625	&ct.value) != Success)	2681	&ct.value) != Success)
…		…
2634	if (bytes_after)	2690	if (bytes_after)
2635	{	2691	{
2636	// fetch and append remaining data	2692	// fetch and append remaining data
2637	XTextProperty ct2;	2693	XTextProperty ct2;
2638		2694
2639	if (XGetWindowProperty (display->display, win, prop,	2695	if (XGetWindowProperty (xdisp, win, prop,
2640	ct.nitems / 4, (bytes_after + 3) / 4,	2696	ct.nitems / 4, (bytes_after + 3) / 4,
2641	delete_prop, AnyPropertyType,	2697	delete_prop, AnyPropertyType,
2642	&ct2.encoding, &ct2.format,	2698	&ct2.encoding, &ct2.format,
2643	&ct2.nitems, &bytes_after,	2699	&ct2.nitems, &bytes_after,
2644	&ct2.value) != Success)	2700	&ct2.value) != Success)
…		…
2657		2713
2658	if (ct.encoding == xa[XA_INCR])	2714	if (ct.encoding == xa[XA_INCR])
2659	{	2715	{
2660	// INCR selection, start handshake	2716	// INCR selection, start handshake
2661	if (!delete_prop)	2717	if (!delete_prop)
2662	XDeleteProperty (display->display, win, prop);	2718	XDeleteProperty (xdisp, win, prop);
2663		2719
2664	selection_wait = Sel_incr;	2720	selection_wait = Sel_incr;
2665	incr_buf_fill = 0;	2721	incr_buf_fill = 0;
2666	incr_ev.start (NOW + 10);	2722	incr_ev.start (NOW + 10);
2667		2723
…		…
2728	paste (s, strlen (s));	2784	paste (s, strlen (s));
2729	free (s);	2785	free (s);
2730	}	2786	}
2731	else	2787	else
2732	#endif	2788	#endif
2733	if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0	2789	if (XmbTextPropertyToTextList (xdisp, &ct, &cl, &cr) >= 0
2734	&& cl)	2790	&& cl)
2735	{	2791	{
2736	for (int i = 0; i < cr; i++)	2792	for (int i = 0; i < cr; i++)
2737	paste (cl[i], strlen (cl[i]));	2793	paste (cl[i], strlen (cl[i]));
2738		2794
…		…
2747	if (selection_wait == Sel_normal)	2803	if (selection_wait == Sel_normal)
2748	selection_wait = Sel_none;	2804	selection_wait = Sel_none;
2749	}	2805	}
2750		2806
2751	void	2807	void
2752	rxvt_term::incr_cb (time_watcher &w)	2808	rxvt_term::incr_cb (time_watcher &w) NOTHROW
2753	{	2809	{
2754	selection_wait = Sel_none;	2810	selection_wait = Sel_none;
2755		2811
2756	incr_buf_size = 0;	2812	incr_buf_size = 0;
2757	free (incr_buf);	2813	free (incr_buf);
2758		2814
2759	rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");	2815	rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2760	}	2816	}
2761		2817
2762	void	2818	void
2763	rxvt_term::selection_property (Window win, Atom prop)	2819	rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2764	{	2820	{
2765	if (prop == None || selection_wait != Sel_incr)	2821	if (prop == None || selection_wait != Sel_incr)
2766	return;	2822	return;
2767		2823
2768	selection_paste (win, prop, true);	2824	selection_paste (win, prop, true);
…		…
2777	* (+) if ownership is claimed but property is empty, rxvt_selection_paste ()	2833	* (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2778	* will auto fallback to CUT_BUFFER0	2834	* will auto fallback to CUT_BUFFER0
2779	* EXT: button 2 release	2835	* EXT: button 2 release
2780	*/	2836	*/
2781	void	2837	void
2782	rxvt_term::selection_request (Time tm, int x, int y)	2838	rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2783	{	2839	{
2784	if (x < 0 || x >= width || y < 0 || y >= height)	2840	if (selection.text && selnum == Sel_Primary)
2785	return; /* outside window */
2786
2787	if (selection.text)
2788	{ /* internal selection */	2841	{ /* internal selection */
2789	char *str = rxvt_wcstombs (selection.text, selection.len);	2842	char *str = rxvt_wcstombs (selection.text, selection.len);
2790	paste (str, strlen (str));	2843	paste (str, strlen (str));
2791	free (str);	2844	free (str);
2792	return;	2845	return;
2793	}	2846	}
2794	else	2847	else
2795	{	2848	{
2796	int i;
2797
2798	selection_request_time = tm;	2849	selection_request_time = tm;
2799	selection_wait = Sel_normal;	2850	selection_wait = Sel_normal;
2800		2851
2801	for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2802	{
2803	#if X_HAVE_UTF8_STRING	2852	#if X_HAVE_UTF8_STRING
2804	selection_type = Sel_UTF8String;	2853	selection_type = Sel_UTF8String;
2805	if (selection_request_other (xa[XA_UTF8_STRING], i))	2854	if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2806	return;	2855	return;
2807	#else	2856	#else
2808	selection_type = Sel_CompoundText;	2857	selection_type = Sel_CompoundText;
2809	if (selection_request_other (xa[XA_COMPOUND_TEXT], i))	2858	if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2810	return;	2859	return;
2811	#endif	2860	#endif
2812	}
2813	}	2861	}
2814		2862
2815	selection_wait = Sel_none; /* don't loop in selection_paste () */	2863	selection_wait = Sel_none; /* don't loop in selection_paste () */
2816	selection_paste (display->root, XA_CUT_BUFFER0, false);	2864	selection_paste (display->root, XA_CUT_BUFFER0, false);
2817	}	2865	}
2818		2866
2819	int	2867	int
2820	rxvt_term::selection_request_other (Atom target, int selnum)	2868	rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2821	{	2869	{
2822	Atom sel;	2870	Atom sel;
2823		2871
2824	selection_type |= selnum;	2872	selection_type |= selnum;
2825		2873
…		…
2828	else if (selnum == Sel_Secondary)	2876	else if (selnum == Sel_Secondary)
2829	sel = XA_SECONDARY;	2877	sel = XA_SECONDARY;
2830	else	2878	else
2831	sel = xa[XA_CLIPBOARD];	2879	sel = xa[XA_CLIPBOARD];
2832		2880
2833	if (XGetSelectionOwner (display->display, sel) != None)	2881	if (XGetSelectionOwner (xdisp, sel) != None)
2834	{	2882	{
2835	XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],	2883	XConvertSelection (xdisp, sel, target, xa[XA_VT_SELECTION],
2836	vt, selection_request_time);	2884	vt, selection_request_time);
2837	return 1;	2885	return 1;
2838	}	2886	}
2839		2887
2840	return 0;	2888	return 0;
…		…
2844	/*	2892	/*
2845	* Clear all selected text	2893	* Clear all selected text
2846	* EXT: SelectionClear	2894	* EXT: SelectionClear
2847	*/	2895	*/
2848	void	2896	void
2849	rxvt_term::selection_clear ()	2897	rxvt_term::selection_clear () NOTHROW
2850	{	2898	{
2851	want_refresh = 1;	2899	want_refresh = 1;
2852	free (selection.text);	2900	free (selection.text);
2853	selection.text = NULL;	2901	selection.text = NULL;
2854	selection.len = 0;	2902	selection.len = 0;
…		…
2989		3037
2990	selection_grab (tm);	3038	selection_grab (tm);
2991	}	3039	}
2992		3040
2993	bool	3041	bool
2994	rxvt_term::selection_grab (Time tm)	3042	rxvt_term::selection_grab (Time tm) NOTHROW
2995	{	3043	{
2996	selection_time = tm;	3044	selection_time = tm;
2997		3045
2998	XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);	3046	XSetSelectionOwner (xdisp, XA_PRIMARY, vt, tm);
2999	if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)	3047	if (XGetSelectionOwner (xdisp, XA_PRIMARY) == vt)
3000	{	3048	{
3001	display->set_selection_owner (this);	3049	display->set_selection_owner (this);
3002	return true;	3050	return true;
3003	}	3051	}
3004	else	3052	else
		3053	{
		3054	selection_clear ();
3005	return false;	3055	return false;
		3056	}
3006		3057
3007	#if 0	3058	#if 0
3008	XTextProperty ct;	3059	XTextProperty ct;
3009		3060
3010	if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)	3061	if (XwcTextListToTextProperty (xdisp, &selection.text, 1, XStringStyle, &ct) >= 0)
3011	{	3062	{
3012	set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);	3063	set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3013	XFree (ct.value);	3064	XFree (ct.value);
3014	}	3065	}
3015	#endif	3066	#endif
…		…
3019	/*	3070	/*
3020	* Mark or select text based upon number of clicks: 1, 2, or 3	3071	* Mark or select text based upon number of clicks: 1, 2, or 3
3021	* EXT: button 1 press	3072	* EXT: button 1 press
3022	*/	3073	*/
3023	void	3074	void
3024	rxvt_term::selection_click (int clicks, int x, int y)	3075	rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3025	{	3076	{
3026	clicks = ((clicks - 1) % 3) + 1;	3077	clicks = ((clicks - 1) % 3) + 1;
3027	selection.clicks = clicks; /* save clicks so extend will work */	3078	selection.clicks = clicks; /* save clicks so extend will work */
3028		3079
		3080	if (clicks == 2 && !selection.rect
		3081	&& HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
		3082	{
		3083	MEvent.clicks = 1; // what a mess
		3084	selection.screen = current_screen;
		3085	selection.op = SELECTION_CONT;
		3086	return;
		3087	}
		3088
3029	selection_start_colrow (Pixel2Col (x), Pixel2Row (y));	3089	selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3030		3090
3031	if (clicks == 2 || clicks == 3)	3091	if (clicks == 2 || clicks == 3)
3032	selection_extend_colrow (selection.mark.col,	3092	selection_extend_colrow (selection.mark.col,
3033	selection.mark.row + view_start,	3093	selection.mark.row - view_start,
3034	0, /* button 3 */	3094	0, /* button 3 */
3035	1, /* button press */	3095	1, /* button press */
3036	0); /* click change */	3096	0); /* click change */
3037	}	3097	}
3038		3098
3039	/* ------------------------------------------------------------------------- */	3099	/* ------------------------------------------------------------------------- */
3040	/*	3100	/*
3041	* Mark a selection at the specified col/row	3101	* Mark a selection at the specified col/row
3042	*/	3102	*/
3043	void	3103	void
3044	rxvt_term::selection_start_colrow (int col, int row)	3104	rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3045	{	3105	{
3046	want_refresh = 1;	3106	want_refresh = 1;
3047		3107
3048	selection.mark.row = row - view_start;	3108	selection.mark.row = row + view_start;
3049	selection.mark.col = col;	3109	selection.mark.col = col;
3050		3110
3051	selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1);	3111	selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3052	selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);	3112	selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3053		3113
3054	while (selection.mark.col > 0	3114	while (selection.mark.col > 0
3055	&& ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)	3115	&& ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3056	--selection.mark.col;	3116	--selection.mark.col;
…		…
3075	#define DELIMIT_TEXT(x) \	3135	#define DELIMIT_TEXT(x) \
3076	(unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))	3136	(unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3077	#define DELIMIT_REND(x) 1	3137	#define DELIMIT_REND(x) 1
3078		3138
3079	void	3139	void
3080	rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret)	3140	rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3081	{	3141	{
3082	int col, row, dirnadd, tcol, trow, w1, w2;	3142	int col, row, dirnadd, tcol, trow, w1, w2;
3083	row_col_t bound;	3143	row_col_t bound;
3084	text_t *stp;	3144	text_t *stp;
3085	rend_t *srp;	3145	rend_t *srp;
3086		3146
3087	if (dirn == UP)	3147	if (dirn == UP)
3088	{	3148	{
3089	bound.row = - nsaved - 1;	3149	bound.row = top_row - 1;
3090	bound.col = 0;	3150	bound.col = 0;
3091	dirnadd = -1;	3151	dirnadd = -1;
3092	}	3152	}
3093	else	3153	else
3094	{	3154	{
…		…
3159	* flag == 0 ==> button 1	3219	* flag == 0 ==> button 1
3160	* flag == 1 ==> button 3 press	3220	* flag == 1 ==> button 3 press
3161	* flag == 2 ==> button 3 motion	3221	* flag == 2 ==> button 3 motion
3162	*/	3222	*/
3163	void	3223	void
3164	rxvt_term::selection_extend (int x, int y, int flag)	3224	rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3165	{	3225	{
3166	int col = clamp (Pixel2Col (x), 0, ncol);	3226	int col = clamp (Pixel2Col (x), 0, ncol);
3167	int row = clamp (Pixel2Row (y), 0, nrow - 1);	3227	int row = clamp (Pixel2Row (y), 0, nrow - 1);
3168		3228
3169	/*	3229	/*
…		…
3172	* select nothing. Otherwise, if we're to the right of the mark, you have to	3232	* select nothing. Otherwise, if we're to the right of the mark, you have to
3173	* be _past_ a character for it to be selected.	3233	* be _past_ a character for it to be selected.
3174	*/	3234	*/
3175	if (((selection.clicks % 3) == 1) && !flag	3235	if (((selection.clicks % 3) == 1) && !flag
3176	&& (col == selection.mark.col	3236	&& (col == selection.mark.col
3177	&& (row == selection.mark.row + view_start)))	3237	&& (row == selection.mark.row - view_start)))
3178	{	3238	{
3179	/* select nothing */	3239	/* select nothing */
3180	selection.beg.row = selection.end.row = 0;	3240	selection.beg.row = selection.end.row = 0;
3181	selection.beg.col = selection.end.col = 0;	3241	selection.beg.col = selection.end.col = 0;
3182	selection.clicks = 4;	3242	selection.clicks = 4;
…		…
3195	/* ------------------------------------------------------------------------- */	3255	/* ------------------------------------------------------------------------- */
3196	/*	3256	/*
3197	* Extend the selection to the specified col/row	3257	* Extend the selection to the specified col/row
3198	*/	3258	*/
3199	void	3259	void
3200	rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange)	3260	rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3201	{	3261	{
3202	row_col_t pos;	3262	row_col_t pos;
3203	enum {	3263	enum {
3204	LEFT, RIGHT	3264	LEFT, RIGHT
3205	} closeto = RIGHT;	3265	} closeto = RIGHT;
…		…
3237	selection.beg.col = selection.end.col = selection.mark.col;	3297	selection.beg.col = selection.end.col = selection.mark.col;
3238	selection.beg.row = selection.end.row = selection.mark.row;	3298	selection.beg.row = selection.end.row = selection.mark.row;
3239	}	3299	}
3240		3300
3241	pos.col = col;	3301	pos.col = col;
3242	pos.row = row - view_start;	3302	pos.row = view_start + row;
3243		3303
3244	/*	3304	/*
3245	* This is mainly xterm style selection with a couple of differences, mainly	3305	* This is mainly xterm style selection with a couple of differences, mainly
3246	* in the way button3 drag extension works.	3306	* in the way button3 drag extension works.
3247	* We're either doing: button1 drag; button3 press; or button3 drag	3307	* We're either doing: button1 drag; button3 press; or button3 drag
…		…
3328	else if (selection.clicks == 2)	3388	else if (selection.clicks == 2)
3329	{	3389	{
3330	if (ROWCOL_IS_AFTER (selection.end, selection.beg))	3390	if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3331	selection.end.col--;	3391	selection.end.col--;
3332		3392
3333	if (!HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3334	{
3335	selection_delimit_word (UP, &selection.beg, &selection.beg);	3393	selection_delimit_word (UP, &selection.beg, &selection.beg);
3336	selection_delimit_word (DN, &selection.end, &selection.end);	3394	selection_delimit_word (DN, &selection.end, &selection.end);
3337	}
3338	}	3395	}
3339	else if (selection.clicks == 3)	3396	else if (selection.clicks == 3)
3340	{	3397	{
3341	#if ENABLE_FRILLS	3398	#if ENABLE_FRILLS
3342	if (OPTION (Opt_tripleclickwords))	3399	if (OPTION (Opt_tripleclickwords))
…		…
3394	#endif	3451	#endif
3395	}	3452	}
3396		3453
3397	#if ENABLE_FRILLS	3454	#if ENABLE_FRILLS
3398	void	3455	void
3399	rxvt_term::selection_remove_trailing_spaces ()	3456	rxvt_term::selection_remove_trailing_spaces () NOTHROW
3400	{	3457	{
3401	int32_t end_col, end_row;	3458	int32_t end_col, end_row;
3402	text_t *stp;	3459	text_t *stp;
3403		3460
3404	end_col = selection.end.col;	3461	end_col = selection.end.col;
…		…
3442	/*	3499	/*
3443	* Double click on button 3 when already selected	3500	* Double click on button 3 when already selected
3444	* EXT: button 3 double click	3501	* EXT: button 3 double click
3445	*/	3502	*/
3446	void	3503	void
3447	rxvt_term::selection_rotate (int x, int y)	3504	rxvt_term::selection_rotate (int x, int y) NOTHROW
3448	{	3505	{
3449	selection.clicks = selection.clicks % 3 + 1;	3506	selection.clicks = selection.clicks % 3 + 1;
3450	selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);	3507	selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3451	}	3508	}
3452		3509
…		…
3454	/*	3511	/*
3455	* Respond to a request for our current selection	3512	* Respond to a request for our current selection
3456	* EXT: SelectionRequest	3513	* EXT: SelectionRequest
3457	*/	3514	*/
3458	void	3515	void
3459	rxvt_term::selection_send (const XSelectionRequestEvent &rq)	3516	rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3460	{	3517	{
3461	XSelectionEvent ev;	3518	XSelectionEvent ev;
3462	dDisp;
3463		3519
3464	ev.type = SelectionNotify;	3520	ev.type = SelectionNotify;
3465	ev.property = None;	3521	ev.property = None;
3466	ev.display = rq.display;	3522	ev.display = rq.display;
3467	ev.requestor = rq.requestor;	3523	ev.requestor = rq.requestor;
…		…
3481	*target++ = xa[XA_COMPOUND_TEXT];	3537	*target++ = xa[XA_COMPOUND_TEXT];
3482	#if X_HAVE_UTF8_STRING	3538	#if X_HAVE_UTF8_STRING
3483	*target++ = xa[XA_UTF8_STRING];	3539	*target++ = xa[XA_UTF8_STRING];
3484	#endif	3540	#endif
3485		3541
3486	XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,	3542	XChangeProperty (xdisp, rq.requestor, rq.property, XA_ATOM,
3487	32, PropModeReplace,	3543	32, PropModeReplace,
3488	(unsigned char *)target_list, target - target_list);	3544	(unsigned char *)target_list, target - target_list);
3489	ev.property = rq.property;	3545	ev.property = rq.property;
3490	}	3546	}
3491	#if TODO // TODO	3547	#if TODO // TODO
…		…
3494	/* TODO: Handle MULTIPLE */	3550	/* TODO: Handle MULTIPLE */
3495	}	3551	}
3496	#endif	3552	#endif
3497	else if (rq.target == xa[XA_TIMESTAMP] && selection.text)	3553	else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3498	{	3554	{
3499	XChangeProperty (disp, rq.requestor, rq.property, rq.target,	3555	XChangeProperty (xdisp, rq.requestor, rq.property, rq.target,
3500	32, PropModeReplace, (unsigned char *)&selection_time, 1);	3556	32, PropModeReplace, (unsigned char *)&selection_time, 1);
3501	ev.property = rq.property;	3557	ev.property = rq.property;
3502	}	3558	}
3503	else if (rq.target == XA_STRING	3559	else if (rq.target == XA_STRING
3504	|| rq.target == xa[XA_TEXT]	3560	|| rq.target == xa[XA_TEXT]
…		…
3562	ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);	3618	ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3563	ct.nitems = strlen ((char *)ct.value);	3619	ct.nitems = strlen ((char *)ct.value);
3564	}	3620	}
3565	else	3621	else
3566	#endif	3622	#endif
3567	if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)	3623	if (XwcTextListToTextProperty (xdisp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3568	freect = 1;	3624	freect = 1;
3569	else	3625	else
3570	{	3626	{
3571	/* if we failed to convert then send it raw */	3627	/* if we failed to convert then send it raw */
3572	ct.value = (unsigned char *)cl;	3628	ct.value = (unsigned char *)cl;
3573	ct.nitems = selectlen;	3629	ct.nitems = selectlen;
3574	ct.encoding = target;	3630	ct.encoding = target;
3575	}	3631	}
3576		3632
3577	XChangeProperty (disp, rq.requestor, rq.property,	3633	XChangeProperty (xdisp, rq.requestor, rq.property,
3578	ct.encoding, 8, PropModeReplace,	3634	ct.encoding, 8, PropModeReplace,
3579	ct.value, (int)ct.nitems);	3635	ct.value, (int)ct.nitems);
3580	ev.property = rq.property;	3636	ev.property = rq.property;
3581		3637
3582	if (freect)	3638	if (freect)
3583	XFree (ct.value);	3639	XFree (ct.value);
3584	}	3640	}
3585		3641
3586	XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);	3642	XSendEvent (xdisp, rq.requestor, False, 0L, (XEvent *)&ev);
3587	}	3643	}
3588		3644
3589	/* ------------------------------------------------------------------------- *	3645	/* ------------------------------------------------------------------------- *
3590	* MOUSE ROUTINES *	3646	* MOUSE ROUTINES *
3591	* ------------------------------------------------------------------------- */	3647	* ------------------------------------------------------------------------- */
3592		3648
3593	/*	3649	/*
3594	* return col/row values corresponding to x/y pixel values	3650	* return col/row values corresponding to x/y pixel values
3595	*/	3651	*/
3596	void	3652	void
3597	rxvt_term::pixel_position (int *x, int *y)	3653	rxvt_term::pixel_position (int *x, int *y) NOTHROW
3598	{	3654	{
3599	*x = Pixel2Col (*x);	3655	*x = Pixel2Col (*x);
3600	/* max_it (*x, 0); min_it (*x, (int)ncol - 1); */	3656	/* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3601	*y = Pixel2Row (*y);	3657	*y = Pixel2Row (*y);
3602	/* max_it (*y, 0); min_it (*y, (int)nrow - 1); */	3658	/* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3603	}	3659	}
3604		3660
3605	/* ------------------------------------------------------------------------- */	3661	/* ------------------------------------------------------------------------- */
3606	#ifdef USE_XIM	3662	#ifdef USE_XIM
3607	void	3663	void
3608	rxvt_term::im_set_position (XPoint &pos)	3664	rxvt_term::im_set_position (XPoint &pos) NOTHROW
3609	{	3665	{
3610	XWindowAttributes xwa;	3666	XWindowAttributes xwa;
3611		3667
3612	XGetWindowAttributes (display->display, vt, &xwa);	3668	XGetWindowAttributes (xdisp, vt, &xwa);
3613		3669
3614	pos.x = xwa.x + Col2Pixel (screen.cur.col);	3670	pos.x = xwa.x + Col2Pixel (screen.cur.col);
3615	pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;	3671	pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3616	}	3672	}
3617	#endif	3673	#endif
3618		3674
3619	#if ENABLE_OVERLAY	3675	#if ENABLE_OVERLAY
3620	void	3676	void
3621	rxvt_term::scr_overlay_new (int x, int y, int w, int h)	3677	rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3622	{	3678	{
3623	if (nrow < 1 || ncol < 1)	3679	if (nrow < 1 || ncol < 1)
3624	return;	3680	return;
3625		3681
3626	want_refresh = 1;	3682	want_refresh = 1;
…		…
3671	*rp = r;	3727	*rp = r;
3672	}	3728	}
3673	}	3729	}
3674		3730
3675	void	3731	void
3676	rxvt_term::scr_overlay_off ()	3732	rxvt_term::scr_overlay_off () NOTHROW
3677	{	3733	{
3678	if (!ov_text)	3734	if (!ov_text)
3679	return;	3735	return;
3680		3736
3681	want_refresh = 1;	3737	want_refresh = 1;
…		…
3689	delete [] ov_text; ov_text = 0;	3745	delete [] ov_text; ov_text = 0;
3690	delete [] ov_rend; ov_rend = 0;	3746	delete [] ov_rend; ov_rend = 0;
3691	}	3747	}
3692		3748
3693	void	3749	void
3694	rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend)	3750	rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3695	{	3751	{
3696	if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)	3752	if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3697	return;	3753	return;
3698		3754
3699	x++, y++;	3755	x++, y++;
…		…
3701	ov_text[y][x] = text;	3757	ov_text[y][x] = text;
3702	ov_rend[y][x] = rend;	3758	ov_rend[y][x] = rend;
3703	}	3759	}
3704		3760
3705	void	3761	void
3706	rxvt_term::scr_overlay_set (int x, int y, const char *s)	3762	rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3707	{	3763	{
3708	while (*s)	3764	while (*s)
3709	scr_overlay_set (x++, y, *s++);	3765	scr_overlay_set (x++, y, *s++);
3710	}	3766	}
3711		3767
3712	void	3768	void
3713	rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s)	3769	rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3714	{	3770	{
3715	while (*s)	3771	while (*s)
3716	{	3772	{
3717	text_t t = *s++;	3773	text_t t = *s++;
3718	int width = wcwidth (t);	3774	int width = WCWIDTH (t);
3719		3775
3720	while (width--)	3776	while (width--)
3721	{	3777	{
3722	scr_overlay_set (x++, y, t);	3778	scr_overlay_set (x++, y, t);
3723	t = NOCHAR;	3779	t = NOCHAR;
3724	}	3780	}
3725	}	3781	}
3726	}	3782	}
3727		3783
3728	void	3784	void
3729	rxvt_term::scr_swap_overlay ()	3785	rxvt_term::scr_swap_overlay () NOTHROW
3730	{	3786	{
3731	if (!ov_text)	3787	if (!ov_text)
3732	return;	3788	return;
3733		3789
3734	// swap screen mem with overlay	3790	// swap screen mem with overlay
3735	for (int y = ov_h; y--; )	3791	for (int y = ov_h; y--; )
3736	{	3792	{
3737	text_t *t1 = ov_text[y];	3793	text_t *t1 = ov_text[y];
3738	rend_t *r1 = ov_rend[y];	3794	rend_t *r1 = ov_rend[y];
3739		3795
3740	text_t *t2 = ROW(y + ov_y - view_start).t + ov_x;	3796	text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3741	rend_t *r2 = ROW(y + ov_y - view_start).r + ov_x;	3797	rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3742		3798
3743	for (int x = ov_w; x--; )	3799	for (int x = ov_w; x--; )
3744	{	3800	{
3745	text_t t = *t1; *t1++ = *t2; *t2++ = t;	3801	text_t t = *t1; *t1++ = *t2; *t2++ = t;
3746	rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));	3802	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