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

Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.89 by root, Wed Jan 23 09:23:39 2008 UTC vs.
Revision 1.136 by root, Wed Jun 6 20:22:04 2012 UTC

…		…
1	/----------------------------------------------------------------------	1	/----------------------------------------------------------------------
2	* File: rxvttoolkit.C	2	* File: rxvttoolkit.C
3	----------------------------------------------------------------------	3	----------------------------------------------------------------------
4	*	4	*
5	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
6	* Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>	6	* Copyright (c) 2003-2011 Marc Lehmann <schmorp@schmorp.de>
		7	* Copyright (c) 2011 Emanuele Giaquinta <e.giaquinta@glauco.it>
7	*	8	*
8	* This program is free software; you can redistribute it and/or modify	9	* This program is free software; you can redistribute it and/or modify
9	* it under the terms of the GNU General Public License as published by	10	* it under the terms of the GNU General Public License as published by
10	* the Free Software Foundation; either version 2 of the License, or	11	* the Free Software Foundation; either version 2 of the License, or
11	* (at your option) any later version.	12	* (at your option) any later version.
33		34
34	#if XFT	35	#if XFT
35	# include <X11/extensions/Xrender.h>	36	# include <X11/extensions/Xrender.h>
36	#endif	37	#endif
37		38
38	const char *const xa_names[] =	39	static const char *const xa_names[] =
39	{	40	{
40	"TEXT",	41	"TEXT",
41	"COMPOUND_TEXT",	42	"COMPOUND_TEXT",
42	"UTF8_STRING",	43	"UTF8_STRING",
43	"MULTIPLE",	44	"MULTIPLE",
…		…
59	#if ENABLE_EWMH	60	#if ENABLE_EWMH
60	"_NET_WM_PID",	61	"_NET_WM_PID",
61	"_NET_WM_NAME",	62	"_NET_WM_NAME",
62	"_NET_WM_ICON_NAME",	63	"_NET_WM_ICON_NAME",
63	"_NET_WM_PING",	64	"_NET_WM_PING",
		65	"_NET_WM_ICON",
64	#endif	66	#endif
65	#if USE_XIM	67	#if USE_XIM
66	"WM_LOCALE_NAME",	68	"WM_LOCALE_NAME",
67	"XIM_SERVERS",	69	"XIM_SERVERS",
68	#endif	70	#endif
69	#ifdef ENABLE_TRANSPARENCY	71	#if ENABLE_TRANSPARENCY
70	"_XROOTPMAP_ID",	72	"_XROOTPMAP_ID",
71	"ESETROOT_PMAP_ID",	73	"ESETROOT_PMAP_ID",
72	#endif	74	#endif
73	#if ENABLE_XEMBED	75	#if ENABLE_XEMBED
74	"_XEMBED",	76	"_XEMBED",
…		…
151	put (*this->begin ());	153	put (*this->begin ());
152	}	154	}
153		155
154	/////////////////////////////////////////////////////////////////////////////	156	/////////////////////////////////////////////////////////////////////////////
155		157
156	#ifdef USE_XIM	158	#if USE_XIM
157		159
158	static void	160	static void
159	#if XIMCB_PROTO_BROKEN	161	#if XIMCB_PROTO_BROKEN
160	im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3)	162	im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3)
161	#else	163	#else
…		…
226	{	228	{
227	}	229	}
228		230
229	rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h)	231	rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h)
230	{	232	{
231	// it's actually faster to re-allocate every time. don't ask me
232	// why, but its likely no big deal there are no roundtrips
233	// (I think/hope).
234	if (!scratch_area \|\| w > scratch_w \|\| h > scratch_h \|\| 1/D/)	233	if (!scratch_area \|\| w > scratch_w \|\| h > scratch_h)
235	{	234	{
236	if (scratch_area)	235	if (scratch_area)
237	{	236	{
238	XFreePixmap (dpy, scratch_area->drawable);	237	XFreePixmap (dpy, scratch_area->drawable);
239	delete scratch_area;	238	delete scratch_area;
…		…
296	/////////////////////////////////////////////////////////////////////////////	295	/////////////////////////////////////////////////////////////////////////////
297		296
298	rxvt_display::rxvt_display (const char *id)	297	rxvt_display::rxvt_display (const char *id)
299	: refcounted (id)	298	: refcounted (id)
300	, selection_owner (0)	299	, selection_owner (0)
		300	, clipboard_owner (0)
301	{	301	{
302	x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);	302	x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
303	flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);	303	flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
304	}	304	}
305		305
…		…
312	/*	312	/*
313	* get resources using the X library function	313	* get resources using the X library function
314	*/	314	*/
315	char displayResource, xe;	315	char displayResource, xe;
316	XrmDatabase rdb1, database = 0;	316	XrmDatabase rdb1, database = 0;
		317
		318	#if !XLIB_ILLEGAL_ACCESS
		319	/* work around a bug in XrmSetDatabase where it frees the db, see ref_next */
		320	database = XrmGetStringDatabase ("");
		321	#endif
317		322
318	// for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20	323	// for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20
319	// as opposed to "standard practise", we always read in ~/.Xdefaults	324	// as opposed to "standard practise", we always read in ~/.Xdefaults
320		325
321	// 6. System wide per application default file.	326	// 6. System wide per application default file.
…		…
360	XA_STRING, &actual_type, &actual_format,	365	XA_STRING, &actual_type, &actual_format,
361	&nitems, &nremaining,	366	&nitems, &nremaining,
362	(unsigned char **)&val) == Success	367	(unsigned char **)&val) == Success
363	&& actual_type == XA_STRING	368	&& actual_type == XA_STRING
364	&& actual_format == 8)	369	&& actual_format == 8)
365	displayResource = val;	370	displayResource = val;
366	else	371	else
367	{	372	{
368	displayResource = 0;	373	displayResource = 0;
369		374
370	if (val)	375	if (val)
371	XFree(val);	376	XFree (val);
372	}	377	}
373		378
374	#if XLIB_ILLEGAL_ACCESS	379	#if XLIB_ILLEGAL_ACCESS
375	dpy->xdefaults = displayResource;	380	dpy->xdefaults = displayResource;
376	#endif	381	#endif
377	}	382	}
…		…
425	bool rxvt_display::ref_init ()	430	bool rxvt_display::ref_init ()
426	{	431	{
427	#ifdef LOCAL_X_IS_UNIX	432	#ifdef LOCAL_X_IS_UNIX
428	if (id[0] == ':')	433	if (id[0] == ':')
429	{	434	{
430	val = rxvt_malloc (5 + strlen (id) + 1);	435	char *val = rxvt_temp_buf<char> (5 + strlen (id) + 1);
		436
431	strcpy (val, "unix/");	437	strcpy (val, "unix/");
432	strcat (val, id);	438	strcat (val, id);
		439
433	dpy = XOpenDisplay (val);	440	dpy = XOpenDisplay (val);
434	free (val);
435	}	441	}
436	else	442	else
437	#endif	443	#endif
438	dpy = 0;	444	dpy = 0;
439		445
…		…
444	return false;	450	return false;
445		451
446	screen = DefaultScreen (dpy);	452	screen = DefaultScreen (dpy);
447	root = DefaultRootWindow (dpy);	453	root = DefaultRootWindow (dpy);
448		454
449	assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);	455	assert (ecb_array_length (xa_names) == NUM_XA);
450	XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);	456	XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
451		457
452	XrmSetDatabase (dpy, get_resources (false));	458	XrmSetDatabase (dpy, get_resources (false));
453		459
454	#ifdef POINTER_BLANK	460	#ifdef POINTER_BLANK
…		…
460	blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',	466	blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
461	&blackcolour, &blackcolour);	467	&blackcolour, &blackcolour);
462	XUnloadFont (dpy, f);	468	XUnloadFont (dpy, f);
463	#endif	469	#endif
464		470
		471	flags = 0;
		472	#if XRENDER
		473	int major, minor;
		474	if (XRenderQueryVersion (dpy, &major, &minor))
		475	{
		476	flags \|= DISPLAY_HAS_RENDER;
		477
		478	if (major > 0 \|\| (major == 0 && minor >= 10))
		479	flags \|= DISPLAY_HAS_RENDER_10;
		480
		481	if (major > 0 \|\| (major == 0 && minor >= 11))
		482	flags \|= DISPLAY_HAS_RENDER_MUL;
		483
		484	XFilters *filters = XRenderQueryFilters (dpy, root);
		485	if (filters)
		486	{
		487	for (int i = 0; i < filters->nfilter; i++)
		488	if (!strcmp (filters->filter[i], FilterConvolution))
		489	flags \|= DISPLAY_HAS_RENDER_CONV;
		490
		491	XFree (filters);
		492	}
		493	}
		494	#endif
		495
465	int fd = XConnectionNumber (dpy);	496	int fd = XConnectionNumber (dpy);
466		497
467	// try to detect wether we have a local connection.	498	// try to detect whether we have a local connection.
468	// assume unix domain socket == local, everything else not	499	// assume unix domain socket == local, everything else not
469	// TODO: might want to check for inet/127.0.0.1	500	// TODO: might want to check for inet/127.0.0.1
470	is_local = 0;	501	is_local = 0;
471	sockaddr_un sa;	502	sockaddr_un sa;
472	socklen_t sl = sizeof (sa);	503	socklen_t sl = sizeof (sa);
…		…
486	}	517	}
487		518
488	void	519	void
489	rxvt_display::ref_next ()	520	rxvt_display::ref_next ()
490	{	521	{
491	// TODO: somehow check wether the database files/resources changed	522	// TODO: somehow check whether the database files/resources changed
492	// before affording re-loading/parsing	523	// before affording re-loading/parsing
493	XrmDestroyDatabase (XrmGetDatabase (dpy));	524	XrmDestroyDatabase (XrmGetDatabase (dpy));
		525	#if XLIB_ILLEGAL_ACCESS
		526	/* work around a bug in XrmSetDatabase where it frees the db */
		527	dpy->db = 0;
		528	#endif
494	XrmSetDatabase (dpy, get_resources (true));	529	XrmSetDatabase (dpy, get_resources (true));
495	}	530	}
496		531
497	rxvt_display::~rxvt_display ()	532	rxvt_display::~rxvt_display ()
498	{	533	{
…		…
502	#ifdef POINTER_BLANK	537	#ifdef POINTER_BLANK
503	XFreeCursor (dpy, blank_cursor);	538	XFreeCursor (dpy, blank_cursor);
504	#endif	539	#endif
505	x_ev.stop ();	540	x_ev.stop ();
506	flush_ev.stop ();	541	flush_ev.stop ();
507	#ifdef USE_XIM	542	#if USE_XIM
508	xims.clear ();	543	xims.clear ();
509	#endif	544	#endif
		545	XrmDestroyDatabase (XrmGetDatabase (dpy));
510	XCloseDisplay (dpy);	546	XCloseDisplay (dpy);
511	}	547	}
512		548
513	#ifdef USE_XIM	549	#if USE_XIM
514	void rxvt_display::im_change_cb ()	550	void rxvt_display::im_change_cb ()
515	{	551	{
516	for (im_watcher **i = imw.begin (); i != imw.end (); ++i)	552	for (im_watcher **i = imw.begin (); i != imw.end (); ++i)
517	(*i)->call ();	553	(*i)->call ();
518	}	554	}
…		…
526	unsigned long nitems, bytes_after;	562	unsigned long nitems, bytes_after;
527		563
528	if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,	564	if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
529	False, XA_ATOM, &actual_type, &actual_format,	565	False, XA_ATOM, &actual_type, &actual_format,
530	&nitems, &bytes_after, (unsigned char **)&atoms)	566	&nitems, &bytes_after, (unsigned char **)&atoms)
531	!= Success )	567	!= Success)
532	return;	568	return;
533		569
534	if (actual_type == XA_ATOM && actual_format == 32)	570	if (actual_type == XA_ATOM && actual_format == 32)
535	for (int i = 0; i < nitems; i++)	571	for (int i = 0; i < nitems; i++)
536	if (XGetSelectionOwner (dpy, atoms[i]))	572	if (XGetSelectionOwner (dpy, atoms[i]))
537	{	573	{
538	im_change_cb ();	574	im_change_cb ();
539	break;	575	break;
…		…
543	}	579	}
544	#endif	580	#endif
545		581
546	void rxvt_display::x_cb (ev::io &w, int revents)	582	void rxvt_display::x_cb (ev::io &w, int revents)
547	{	583	{
548	while (XEventsQueued (dpy, QueuedAfterReading))	584	flush_ev.start ();
549	{
550	XEvent xev;
551	XNextEvent (dpy, &xev);
552
553	#ifdef USE_XIM
554	if (!XFilterEvent (&xev, None))
555	{
556	if (xev.type == PropertyNotify
557	&& xev.xany.window == root
558	&& xev.xproperty.atom == xa[XA_XIM_SERVERS])
559	im_change_check ();
560	#endif
561	if (xev.type == MappingNotify)
562	XRefreshKeyboardMapping (&xev.xmapping);
563
564	for (int i = xw.size (); i--; )
565	{
566	if (!xw[i])
567	xw.erase_unordered (i);
568	else if (xw[i]->window == xev.xany.window)
569	xw[i]->call (xev);
570	}
571	#ifdef USE_XIM
572	}
573	#endif
574	}
575	}	585	}
576		586
577	void rxvt_display::flush_cb (ev::prepare &w, int revents)	587	void rxvt_display::flush_cb (ev::prepare &w, int revents)
578	{	588	{
		589	while (XEventsQueued (dpy, QueuedAfterFlush))
		590	do
		591	{
		592	XEvent xev;
		593	XNextEvent (dpy, &xev);
		594
		595	#if USE_XIM
		596	if (!XFilterEvent (&xev, None))
		597	{
		598	if (xev.type == PropertyNotify
		599	&& xev.xany.window == root
		600	&& xev.xproperty.atom == xa[XA_XIM_SERVERS])
		601	im_change_check ();
		602	#endif
		603	if (xev.type == MappingNotify)
		604	XRefreshKeyboardMapping (&xev.xmapping);
		605
		606	for (int i = xw.size (); i--; )
		607	{
		608	if (!xw[i])
		609	xw.erase_unordered (i);
		610	else if (xw[i]->window == xev.xany.window)
		611	xw[i]->call (xev);
		612	}
		613	#if USE_XIM
		614	}
		615	#endif
		616	}
		617	while (XEventsQueued (dpy, QueuedAlready));
		618
579	w.stop ();	619	w.stop ();
580	XFlush (dpy);
581	}	620	}
582		621
583	void rxvt_display::reg (xevent_watcher *w)	622	void rxvt_display::reg (xevent_watcher *w)
584	{	623	{
585	if (!w->active)	624	if (!w->active)
…		…
596	xw[w->active - 1] = 0;	635	xw[w->active - 1] = 0;
597	w->active = 0;	636	w->active = 0;
598	}	637	}
599	}	638	}
600		639
601	void rxvt_display::set_selection_owner (rxvt_term *owner)	640	void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
602	{	641	{
		642	rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
		643
603	if (selection_owner && selection_owner != owner)	644	if (cur_owner && cur_owner != owner)
604	{	645	{
605	rxvt_term *owner = selection_owner;	646	rxvt_term *term = cur_owner;
606
607	owner->selection_clear ();	647	term->selection_clear (clipboard);
608	owner->flush ();	648	term->flush ();
609	}	649	}
610		650
611	selection_owner = owner;	651	cur_owner = owner;
612	}	652	}
613		653
614	#ifdef USE_XIM	654	#if USE_XIM
615		655
616	void rxvt_display::reg (im_watcher *w)	656	void rxvt_display::reg (im_watcher *w)
617	{	657	{
618	imw.push_back (w);	658	imw.push_back (w);
619	}	659	}
…		…
629	int l, m;	669	int l, m;
630		670
631	l = strlen (locale);	671	l = strlen (locale);
632	m = strlen (modifiers);	672	m = strlen (modifiers);
633		673
634	if (!(id = (char *)malloc (l + m + 2)))	674	if (!(id = rxvt_temp_buf<char> (l + m + 2)))
635	return 0;	675	return 0;
636		676
637	memcpy (id, locale, l); id[l] = '\n';	677	memcpy (id, locale, l); id[l] = '\n';
638	memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;	678	memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
639		679
640	rxvt_xim *xim = xims.get (id);	680	rxvt_xim *xim = xims.get (id);
641
642	free (id);
643		681
644	return xim;	682	return xim;
645	}	683	}
646		684
647	void rxvt_display::put_xim (rxvt_xim *xim)	685	void rxvt_display::put_xim (rxvt_xim *xim)
…		…
656	Atom rxvt_display::atom (const char *name)	694	Atom rxvt_display::atom (const char *name)
657	{	695	{
658	return XInternAtom (dpy, name, False);	696	return XInternAtom (dpy, name, False);
659	}	697	}
660		698
		699	Pixmap
		700	rxvt_display::get_pixmap_property (Atom property)
		701	{
		702	Pixmap pixmap = None;
		703
		704	int aformat;
		705	unsigned long nitems, bytes_after;
		706	Atom atype;
		707	unsigned char *prop;
		708	int result = XGetWindowProperty (dpy, root, property,
		709	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		710	&nitems, &bytes_after, &prop);
		711	if (result == Success)
		712	{
		713	if (atype == XA_PIXMAP)
		714	pixmap = (Pixmap )prop;
		715	XFree (prop);
		716	}
		717
		718	return pixmap;
		719	}
		720
661	/////////////////////////////////////////////////////////////////////////////	721	/////////////////////////////////////////////////////////////////////////////
662		722
663	template class refcache<rxvt_display>;	723	template class refcache<rxvt_display>;
664	refcache<rxvt_display> displays;	724	refcache<rxvt_display> displays;
665		725
…		…
673	}	733	}
674		734
675	bool	735	bool
676	rxvt_color::alloc (rxvt_screen *screen, const rgba &color)	736	rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
677	{	737	{
678	//TODO: only supports 24 bit truecolour	738	//TODO: only supports 24 bit
679	int alpha = color.a >= 0xff00 ? 0xffff : color.a;	739	unsigned int alpha = color.a >= 0xff00 ? 0xffff : color.a;
680		740
681	#if XFT	741	#if XFT
682	XRenderPictFormat *format;	742	XRenderPictFormat *format;
683		743
684	// FUCKING Xft gets it wrong, of course, so work around it.	744	// FUCKING Xft gets it wrong, of course, so work around it.
…		…
691	c.color.red = color.r;	751	c.color.red = color.r;
692	c.color.green = color.g;	752	c.color.green = color.g;
693	c.color.blue = color.b;	753	c.color.blue = color.b;
694	c.color.alpha = alpha;	754	c.color.alpha = alpha;
695		755
		756	// Xft wants premultiplied alpha, but abuses the alpha channel
		757	// as blend factor, and doesn't allow us to set the alpha channel
		758	c.color.red = c.color.red * alpha / 0xffff;
		759	c.color.green = c.color.green * alpha / 0xffff;
		760	c.color.blue = c.color.blue * alpha / 0xffff;
		761
696	c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red )	762	c.pixel = insert_component (c.color.red , format->direct.redMask , format->direct.red )
697	\| insert_component (color.g, format->direct.greenMask, format->direct.green)	763	\| insert_component (c.color.green, format->direct.greenMask, format->direct.green)
698	\| insert_component (color.b, format->direct.blueMask , format->direct.blue )	764	\| insert_component (c.color.blue , format->direct.blueMask , format->direct.blue )
699	\| insert_component (alpha , format->direct.alphaMask, format->direct.alpha);	765	\| insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
700		766
701	return true;	767	return true;
702	}	768	}
703	else	769	else
704	{	770	{
…		…
707	d.red = color.r;	773	d.red = color.r;
708	d.green = color.g;	774	d.green = color.g;
709	d.blue = color.b;	775	d.blue = color.b;
710	d.alpha = alpha;	776	d.alpha = alpha;
711		777
712	return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);	778	if (XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c))
		779	return true;
713	}	780	}
714	#else	781	#else
715	c.red = color.r;	782	c.red = color.r;
716	c.green = color.g;	783	c.green = color.g;
717	c.blue = color.b;	784	c.blue = color.b;
718		785
719	if (screen->visual->c_class == TrueColor)	786	if (screen->visual->c_class == TrueColor)
720	{	787	{
721	c.pixel = (color.r >> (16 - popcount (screen->visual->red_mask )) << ctz (screen->visual->red_mask ))	788	c.pixel = (color.r >> (16 - ecb_popcount32 (screen->visual->red_mask )) << ecb_ctz32 (screen->visual->red_mask ))
722	\| (color.g >> (16 - popcount (screen->visual->green_mask)) << ctz (screen->visual->green_mask))	789	\| (color.g >> (16 - ecb_popcount32 (screen->visual->green_mask)) << ecb_ctz32 (screen->visual->green_mask))
723	\| (color.b >> (16 - popcount (screen->visual->blue_mask )) << ctz (screen->visual->blue_mask ));	790	\| (color.b >> (16 - ecb_popcount32 (screen->visual->blue_mask )) << ecb_ctz32 (screen->visual->blue_mask ));
724		791
725	return true;	792	return true;
726	}	793	}
727	else if (XAllocColor (screen->dpy, screen->cmap, &c))	794	else if (XAllocColor (screen->dpy, screen->cmap, &c))
728	return true;	795	return true;
729	else	796	#endif
		797
730	c.pixel = (color.r + color.g + color.b) > 128*3	798	c.pixel = (color.r + color.g + color.b) > 128*3
731	? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))	799	? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
732	: BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));	800	: BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
733	#endif
734		801
735	return false;	802	return false;
736	}	803	}
737		804
738	bool	805	bool
…		…
823		890
824	return got;	891	return got;
825	}	892	}
826		893
827	void	894	void
828	rxvt_color::get (rgba &color)	895	rxvt_color::get (rgba &color) const
829	{	896	{
830	#if XFT	897	#if XFT
831	color.r = c.color.red;	898	color.r = c.color.red;
832	color.g = c.color.green;	899	color.g = c.color.green;
833	color.b = c.color.blue;	900	color.b = c.color.blue;
…		…
839	color.a = rgba::MAX_CC;	906	color.a = rgba::MAX_CC;
840	#endif	907	#endif
841	}	908	}
842		909
843	void	910	void
844	rxvt_color::get (XColor &color)	911	rxvt_color::get (XColor &color) const
845	{	912	{
846	rgba c;	913	rgba c;
847	get (c);	914	get (c);
848		915
849	color.red = c.r;	916	color.red = c.r;
…		…
880	lerp (c.a, to.a, percent)	947	lerp (c.a, to.a, percent)
881	)	948	)
882	);	949	);
883	}	950	}
884		951
885	#if TRACE_PIXMAPS	952	rxvt_selection::rxvt_selection (rxvt_display disp, int selnum, Time tm, Window win, Atom prop, rxvt_term term)
886	# undef XCreatePixmap	953	: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
887	# undef XFreePixmap
888	Pixmap trace_XCreatePixmap (const char file, int line, Display dpy, Window r, unsigned int w, unsigned int h, unsigned int d)
889	{	954	{
890	Pixmap res = XCreatePixmap (dpy, r, w, h, d);	955	assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
891	fprintf (stderr, "%s:%d: XCreatePixmap (%p,%lX,%u,%u,%u) returned %lX\n", file, line, dpy, r, w, h, d, res);	956
		957	timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
		958	timer_ev.repeat = 10.;
		959	x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
		960
		961	incr_buf = 0;
		962	incr_buf_size = incr_buf_fill = 0;
		963	selection_wait = Sel_normal;
		964	selection_type = selnum;
		965	cb_sv = 0;
		966	}
		967
		968	void
		969	rxvt_selection::stop ()
		970	{
		971	free (incr_buf);
		972	incr_buf = 0;
		973	timer_ev.stop ();
		974	x_ev.stop (display);
		975	}
		976
		977	rxvt_selection::~rxvt_selection ()
		978	{
		979	stop ();
		980	}
		981
		982	void
		983	rxvt_selection::run ()
		984	{
		985	int selnum = selection_type;
		986
		987	#if ENABLE_FRILLS
		988	if (selnum == Sel_Primary && display->selection_owner)
		989	{
		990	/* internal selection */
		991	char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
		992	finish (str, strlen (str));
		993	free (str);
		994	return;
		995	}
		996	#endif
		997
		998	#if X_HAVE_UTF8_STRING
		999	selection_type = Sel_UTF8String;
		1000	if (request (display->xa[XA_UTF8_STRING], selnum))
		1001	return;
		1002	#else
		1003	selection_type = Sel_CompoundText;
		1004	if (request (display->xa[XA_COMPOUND_TEXT], selnum))
		1005	return;
		1006	#endif
		1007
		1008	// fallback to CUT_BUFFER0 if the requested property has no owner
		1009	handle_selection (display->root, XA_CUT_BUFFER0, false);
		1010	}
		1011
		1012	void
		1013	rxvt_selection::finish (char *data, unsigned int len)
		1014	{
		1015	if (!cb_sv)
		1016	{
		1017	if (data)
		1018	term->paste (data, len);
		1019
		1020	term->selection_req = 0;
		1021	delete this;
		1022	}
		1023	#if ENABLE_PERL
		1024	else
		1025	{
		1026	stop (); // we do not really trust perl callbacks
		1027	rxvt_perl.selection_finish (this, data, len);
		1028	}
		1029	#endif
		1030	}
		1031
		1032	bool
		1033	rxvt_selection::request (Atom target, int selnum)
		1034	{
		1035	Atom sel;
		1036
		1037	selection_type \|= selnum;
		1038
		1039	if (selnum == Sel_Primary)
		1040	sel = XA_PRIMARY;
		1041	else if (selnum == Sel_Secondary)
		1042	sel = XA_SECONDARY;
		1043	else
		1044	sel = display->xa[XA_CLIPBOARD];
		1045
		1046	if (XGetSelectionOwner (display->dpy, sel) != None)
		1047	{
		1048	XConvertSelection (display->dpy, sel, target, request_prop,
		1049	request_win, request_time);
		1050	x_ev.start (display, request_win);
		1051	timer_ev.again ();
		1052	return true;
		1053	}
		1054
892	return res;	1055	return false;
893	}	1056	}
894		1057
895	void trace_XFreePixmap (const char file, int line, Display dpy, Pixmap p)	1058	void
		1059	rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
896	{	1060	{
897	fprintf (stderr, "%s:%d: XFreePixmap (%p,%lX)\n", file, line, dpy, p);	1061	Display *dpy = display->dpy;
898	XFreePixmap (dpy,p);	1062	char *data = 0;
899	}	1063	unsigned int data_len = 0;
		1064	unsigned long bytes_after;
		1065	XTextProperty ct;
		1066
		1067	// check for failed XConvertSelection
		1068	if (prop == None)
		1069	{
		1070	bool error = true;
		1071	int selnum = selection_type & Sel_whereMask;
		1072
		1073	if (selection_type & Sel_CompoundText)
		1074	{
		1075	selection_type = 0;
		1076	error = !request (XA_STRING, selnum);
		1077	}
		1078
		1079	if (selection_type & Sel_UTF8String)
		1080	{
		1081	selection_type = Sel_CompoundText;
		1082	error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
		1083	}
		1084
		1085	if (error)
		1086	{
		1087	ct.value = 0;
		1088	goto bailout;
		1089	}
		1090
		1091	return;
		1092	}
		1093
		1094	// length == (2^31 - 1) / 4, as gdk
		1095	if (XGetWindowProperty (dpy, win, prop,
		1096	0, 0x1fffffff,
		1097	delete_prop, AnyPropertyType,
		1098	&ct.encoding, &ct.format,
		1099	&ct.nitems, &bytes_after,
		1100	&ct.value) != Success)
		1101	{
		1102	ct.value = 0;
		1103	goto bailout;
		1104	}
		1105
		1106	if (ct.encoding == None)
		1107	goto bailout;
		1108
		1109	if (ct.value == 0)
		1110	goto bailout;
		1111
		1112	if (ct.encoding == display->xa[XA_INCR])
		1113	{
		1114	// INCR selection, start handshake
		1115	if (!delete_prop)
		1116	XDeleteProperty (dpy, win, prop);
		1117
		1118	selection_wait = Sel_incr;
		1119	timer_ev.again ();
		1120
		1121	goto bailout;
		1122	}
		1123
		1124	if (ct.nitems == 0)
		1125	{
		1126	if (selection_wait == Sel_incr)
		1127	{
		1128	XFree (ct.value);
		1129
		1130	// finally complete, now paste the whole thing
		1131	selection_wait = Sel_normal;
		1132	ct.value = (unsigned char *)incr_buf;
		1133	ct.nitems = incr_buf_fill;
		1134	incr_buf = 0;
		1135	timer_ev.stop ();
		1136	}
		1137	else
		1138	{
		1139	// avoid recursion
		1140	if (win != display->root \|\| prop != XA_CUT_BUFFER0)
		1141	{
		1142	XFree (ct.value);
		1143
		1144	// fallback to CUT_BUFFER0 if the requested property
		1145	// has an owner but is empty
		1146	handle_selection (display->root, XA_CUT_BUFFER0, False);
		1147	return;
		1148	}
		1149
		1150	goto bailout;
		1151	}
		1152	}
		1153	else if (selection_wait == Sel_incr)
		1154	{
		1155	timer_ev.again ();
		1156
		1157	while (incr_buf_fill + ct.nitems > incr_buf_size)
		1158	{
		1159	incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
		1160	incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
		1161	}
		1162
		1163	memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
		1164	incr_buf_fill += ct.nitems;
		1165
		1166	goto bailout;
		1167	}
		1168
		1169	char **cl;
		1170	int cr;
		1171
		1172	// we honour the first item only
		1173
		1174	#if !ENABLE_MINIMAL
		1175	// xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
		1176	// so recode it manually
		1177	if (ct.encoding == display->xa[XA_UTF8_STRING])
		1178	{
		1179	wchar_t w = rxvt_utf8towcs ((const char )ct.value, ct.nitems);
		1180	data = rxvt_wcstombs (w);
		1181	free (w);
		1182	}
		1183	else
900	#endif	1184	#endif
		1185	if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
		1186	&& cl)
		1187	{
		1188	data = strdup (cl[0]);
		1189	XFreeStringList (cl);
		1190	}
		1191	else
		1192	{
		1193	// paste raw
		1194	data = strdup ((const char *)ct.value);
		1195	}
		1196
		1197	data_len = strlen (data);
		1198
		1199	bailout:
		1200	XFree (ct.value);
		1201
		1202	if (selection_wait == Sel_normal)
		1203	{
		1204	finish (data, data_len);
		1205	free (data);
		1206	}
		1207	}
		1208
		1209	void
		1210	rxvt_selection::timer_cb (ev::timer &w, int revents)
		1211	{
		1212	if (selection_wait == Sel_incr)
		1213	rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
		1214
		1215	finish ();
		1216	}
		1217
		1218	void
		1219	rxvt_selection::x_cb (XEvent &xev)
		1220	{
		1221	switch (xev.type)
		1222	{
		1223	case PropertyNotify:
		1224	if (selection_wait == Sel_incr
		1225	&& xev.xproperty.atom == request_prop
		1226	&& xev.xproperty.state == PropertyNewValue)
		1227	handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
		1228	break;
		1229
		1230	case SelectionNotify:
		1231	if (selection_wait == Sel_normal
		1232	&& xev.xselection.time == request_time)
		1233	{
		1234	timer_ev.stop ();
		1235	handle_selection (xev.xselection.requestor, xev.xselection.property, true);
		1236	}
		1237	break;
		1238	}
		1239	}

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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents): Revision 1.89 by root, Wed Jan 23 09:23:39 2008 UTC vs. Revision 1.136 by root, Wed Jun 6 20:22:04 2012 UTC

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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.89 by root, Wed Jan 23 09:23:39 2008 UTC vs.
Revision 1.136 by root, Wed Jun 6 20:22:04 2012 UTC