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

Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.86 by root, Mon Dec 24 08:00:18 2007 UTC vs.
Revision 1.147 by root, Wed Dec 17 13:16:18 2014 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 3 of the License, or
11	* (at your option) any later version.	12	* (at your option) any later version.
12	*	13	*
13	* This program is distributed in the hope that it will be useful,	14	* This program is distributed in the hope that it will be useful,
14	* but WITHOUT ANY WARRANTY; without even the implied warranty of	15	* but WITHOUT ANY WARRANTY; without even the implied warranty of
15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	16	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22		23
23	#include "../config.h"	24	#include "../config.h"
24	#include <rxvt.h>	25	#include <rxvt.h>
25	#include <rxvttoolkit.h>	26	#include <rxvttoolkit.h>
26		27
		28	#include <stdlib.h>
		29
27	#include <unistd.h>	30	#include <unistd.h>
28	#include <fcntl.h>	31	#include <fcntl.h>
29		32
30	#include <sys/utsname.h>	33	#include <sys/utsname.h>
31	#include <sys/socket.h>	34	#include <sys/socket.h>
…		…
33		36
34	#if XFT	37	#if XFT
35	# include <X11/extensions/Xrender.h>	38	# include <X11/extensions/Xrender.h>
36	#endif	39	#endif
37		40
38	const char *const xa_names[] =	41	static const char *const xa_names[] =
39	{	42	{
40	"TEXT",	43	"TEXT",
41	"COMPOUND_TEXT",	44	"COMPOUND_TEXT",
42	"UTF8_STRING",	45	"UTF8_STRING",
43	"MULTIPLE",	46	"MULTIPLE",
…		…
59	#if ENABLE_EWMH	62	#if ENABLE_EWMH
60	"_NET_WM_PID",	63	"_NET_WM_PID",
61	"_NET_WM_NAME",	64	"_NET_WM_NAME",
62	"_NET_WM_ICON_NAME",	65	"_NET_WM_ICON_NAME",
63	"_NET_WM_PING",	66	"_NET_WM_PING",
		67	"_NET_WM_ICON",
64	#endif	68	#endif
65	#if USE_XIM	69	#if USE_XIM
66	"WM_LOCALE_NAME",	70	"WM_LOCALE_NAME",
67	"XIM_SERVERS",	71	"XIM_SERVERS",
68	#endif	72	#endif
69	#ifdef ENABLE_TRANSPARENCY	73	#if HAVE_IMG \|\| ENABLE_PERL
70	"_XROOTPMAP_ID",	74	"_XROOTPMAP_ID",
71	"ESETROOT_PMAP_ID",	75	"ESETROOT_PMAP_ID",
72	#endif	76	#endif
73	#if ENABLE_XEMBED	77	#if ENABLE_XEMBED
74	"_XEMBED",	78	"_XEMBED",
…		…
151	put (*this->begin ());	155	put (*this->begin ());
152	}	156	}
153		157
154	/////////////////////////////////////////////////////////////////////////////	158	/////////////////////////////////////////////////////////////////////////////
155		159
156	#ifdef USE_XIM	160	#if USE_XIM
157		161
158	static void	162	static void
159	#if XIMCB_PROTO_BROKEN	163	#if XIMCB_PROTO_BROKEN
160	im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3)	164	im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3)
161	#else	165	#else
…		…
226	{	230	{
227	}	231	}
228		232
229	rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h)	233	rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h)
230	{	234	{
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/)	235	if (!scratch_area \|\| w > scratch_w \|\| h > scratch_h)
235	{	236	{
236	if (scratch_area)	237	if (scratch_area)
237	{	238	{
238	XFreePixmap (dpy, scratch_area->drawable);	239	XFreePixmap (dpy, scratch_area->drawable);
239	delete scratch_area;	240	delete scratch_area;
…		…
261	depth = DefaultDepthOfScreen (screen);	262	depth = DefaultDepthOfScreen (screen);
262	visual = DefaultVisualOfScreen (screen);	263	visual = DefaultVisualOfScreen (screen);
263	cmap = DefaultColormapOfScreen (screen);	264	cmap = DefaultColormapOfScreen (screen);
264	}	265	}
265		266
		267	#if ENABLE_FRILLS
		268
266	void	269	void
267	rxvt_screen::select_visual (int bitdepth)	270	rxvt_screen::select_visual (int id)
268	{	271	{
269	#if XFT
270	XVisualInfo vinfo;	272	XVisualInfo vinfo;
		273	vinfo.visualid = id;
		274	int n;
		275
		276	if (XVisualInfo *vi = XGetVisualInfo (dpy, VisualIDMask, &vinfo, &n))
		277	{
		278	depth = vi->depth;
		279	visual = vi->visual;
		280
		281	XFree (vi);
		282
		283	cmap = XCreateColormap (dpy, display->root, visual, AllocNone);
		284	}
		285	else
		286	rxvt_warn ("no visual found for requested id 0x%02x, using default visual.\n", id);
		287	}
		288
		289	void
		290	rxvt_screen::select_depth (int bitdepth)
		291	{
		292	XVisualInfo vinfo;
271		293
272	if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))	294	if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
273	{
274	depth = bitdepth;
275	visual = vinfo.visual;	295	select_visual (vinfo.visualid);
276	cmap = XCreateColormap (dpy, display->root, visual, AllocNone);	296	else
277	}	297	rxvt_warn ("no visual found for requested depth %d, using default visual.\n", bitdepth);
278	#endif
279	}	298	}
		299
		300	#endif
280		301
281	void	302	void
282	rxvt_screen::clear ()	303	rxvt_screen::clear ()
283	{	304	{
284	#if XFT	305	#if XFT
…		…
296	/////////////////////////////////////////////////////////////////////////////	317	/////////////////////////////////////////////////////////////////////////////
297		318
298	rxvt_display::rxvt_display (const char *id)	319	rxvt_display::rxvt_display (const char *id)
299	: refcounted (id)	320	: refcounted (id)
300	, selection_owner (0)	321	, selection_owner (0)
		322	, clipboard_owner (0)
301	{	323	{
302	x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);	324	x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
303	flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);	325	flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
304	}	326	}
305		327
…		…
312	/*	334	/*
313	* get resources using the X library function	335	* get resources using the X library function
314	*/	336	*/
315	char displayResource, xe;	337	char displayResource, xe;
316	XrmDatabase rdb1, database = 0;	338	XrmDatabase rdb1, database = 0;
		339
		340	#if !XLIB_ILLEGAL_ACCESS
		341	/* work around a bug in XrmSetDatabase where it frees the db, see ref_next */
		342	database = XrmGetStringDatabase ("");
		343	#endif
317		344
318	// for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20	345	// 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	346	// as opposed to "standard practise", we always read in ~/.Xdefaults
320		347
321	// 6. System wide per application default file.	348	// 6. System wide per application default file.
…		…
360	XA_STRING, &actual_type, &actual_format,	387	XA_STRING, &actual_type, &actual_format,
361	&nitems, &nremaining,	388	&nitems, &nremaining,
362	(unsigned char **)&val) == Success	389	(unsigned char **)&val) == Success
363	&& actual_type == XA_STRING	390	&& actual_type == XA_STRING
364	&& actual_format == 8)	391	&& actual_format == 8)
365	displayResource = val;	392	displayResource = val;
366	else	393	else
367	{	394	{
368	displayResource = 0;	395	displayResource = 0;
369		396
370	if (val)	397	if (val)
371	XFree(val);	398	XFree (val);
372	}	399	}
373		400
374	#if XLIB_ILLEGAL_ACCESS	401	#if XLIB_ILLEGAL_ACCESS
375	dpy->xdefaults = displayResource;	402	dpy->xdefaults = displayResource;
376	#endif	403	#endif
377	}	404	}
…		…
425	bool rxvt_display::ref_init ()	452	bool rxvt_display::ref_init ()
426	{	453	{
427	#ifdef LOCAL_X_IS_UNIX	454	#ifdef LOCAL_X_IS_UNIX
428	if (id[0] == ':')	455	if (id[0] == ':')
429	{	456	{
430	val = rxvt_malloc (5 + strlen (id) + 1);	457	char *val = rxvt_temp_buf<char> (5 + strlen (id) + 1);
		458
431	strcpy (val, "unix/");	459	strcpy (val, "unix/");
432	strcat (val, id);	460	strcat (val, id);
		461
433	dpy = XOpenDisplay (val);	462	dpy = XOpenDisplay (val);
434	free (val);
435	}	463	}
436	else	464	else
437	#endif	465	#endif
438	dpy = 0;	466	dpy = 0;
439		467
…		…
444	return false;	472	return false;
445		473
446	screen = DefaultScreen (dpy);	474	screen = DefaultScreen (dpy);
447	root = DefaultRootWindow (dpy);	475	root = DefaultRootWindow (dpy);
448		476
449	assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);	477	assert (ecb_array_length (xa_names) == NUM_XA);
450	XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);	478	XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
451		479
452	XrmSetDatabase (dpy, get_resources (false));	480	XrmSetDatabase (dpy, get_resources (false));
453		481
454	#ifdef POINTER_BLANK	482	#ifdef POINTER_BLANK
…		…
460	blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',	488	blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
461	&blackcolour, &blackcolour);	489	&blackcolour, &blackcolour);
462	XUnloadFont (dpy, f);	490	XUnloadFont (dpy, f);
463	#endif	491	#endif
464		492
		493	flags = 0;
		494	#if XRENDER
		495	int major, minor;
		496	if (XRenderQueryVersion (dpy, &major, &minor))
		497	if (major > 0 \|\| (major == 0 && minor >= 11))
		498	{
		499	flags \|= DISPLAY_HAS_RENDER;
		500
		501	if (XFilters *filters = XRenderQueryFilters (dpy, root))
		502	{
		503	for (int i = 0; i < filters->nfilter; i++)
		504	if (!strcmp (filters->filter [i], FilterConvolution))
		505	flags \|= DISPLAY_HAS_RENDER_CONV;
		506
		507	XFree (filters);
		508	}
		509	}
		510	#endif
		511
465	int fd = XConnectionNumber (dpy);	512	int fd = XConnectionNumber (dpy);
466		513
467	// try to detect wether we have a local connection.	514	// try to detect whether we have a local connection.
468	// assume unix domain socket == local, everything else not	515	// assume unix domain socket == local, everything else not
469	// TODO: might want to check for inet/127.0.0.1	516	// TODO: might want to check for inet/127.0.0.1
470	is_local = 0;	517	is_local = 0;
471	sockaddr_un sa;	518	sockaddr_un sa;
472	socklen_t sl = sizeof (sa);	519	socklen_t sl = sizeof (sa);
…		…
486	}	533	}
487		534
488	void	535	void
489	rxvt_display::ref_next ()	536	rxvt_display::ref_next ()
490	{	537	{
491	// TODO: somehow check wether the database files/resources changed	538	// TODO: somehow check whether the database files/resources changed
492	// before affording re-loading/parsing	539	// before affording re-loading/parsing
493	XrmDestroyDatabase (XrmGetDatabase (dpy));	540	XrmDestroyDatabase (XrmGetDatabase (dpy));
		541	#if XLIB_ILLEGAL_ACCESS
		542	/* work around a bug in XrmSetDatabase where it frees the db */
		543	dpy->db = 0;
		544	#endif
494	XrmSetDatabase (dpy, get_resources (true));	545	XrmSetDatabase (dpy, get_resources (true));
495	}	546	}
496		547
497	rxvt_display::~rxvt_display ()	548	rxvt_display::~rxvt_display ()
498	{	549	{
…		…
502	#ifdef POINTER_BLANK	553	#ifdef POINTER_BLANK
503	XFreeCursor (dpy, blank_cursor);	554	XFreeCursor (dpy, blank_cursor);
504	#endif	555	#endif
505	x_ev.stop ();	556	x_ev.stop ();
506	flush_ev.stop ();	557	flush_ev.stop ();
507	#ifdef USE_XIM	558	#if USE_XIM
508	xims.clear ();	559	xims.clear ();
509	#endif	560	#endif
		561	XrmDestroyDatabase (XrmGetDatabase (dpy));
510	XCloseDisplay (dpy);	562	XCloseDisplay (dpy);
511	}	563	}
512		564
513	#ifdef USE_XIM	565	#if USE_XIM
514	void rxvt_display::im_change_cb ()	566	void rxvt_display::im_change_cb ()
515	{	567	{
516	for (im_watcher **i = imw.begin (); i != imw.end (); ++i)	568	for (im_watcher **i = imw.begin (); i != imw.end (); ++i)
517	(*i)->call ();	569	(*i)->call ();
518	}	570	}
…		…
526	unsigned long nitems, bytes_after;	578	unsigned long nitems, bytes_after;
527		579
528	if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,	580	if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
529	False, XA_ATOM, &actual_type, &actual_format,	581	False, XA_ATOM, &actual_type, &actual_format,
530	&nitems, &bytes_after, (unsigned char **)&atoms)	582	&nitems, &bytes_after, (unsigned char **)&atoms)
531	!= Success )	583	!= Success)
532	return;	584	return;
533		585
534	if (actual_type == XA_ATOM && actual_format == 32)	586	if (actual_type == XA_ATOM && actual_format == 32)
535	for (int i = 0; i < nitems; i++)	587	for (int i = 0; i < nitems; i++)
536	if (XGetSelectionOwner (dpy, atoms[i]))	588	if (XGetSelectionOwner (dpy, atoms[i]))
537	{	589	{
538	im_change_cb ();	590	im_change_cb ();
539	break;	591	break;
…		…
543	}	595	}
544	#endif	596	#endif
545		597
546	void rxvt_display::x_cb (ev::io &w, int revents)	598	void rxvt_display::x_cb (ev::io &w, int revents)
547	{	599	{
548	while (XEventsQueued (dpy, QueuedAfterReading))	600	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	}	601	}
576		602
577	void rxvt_display::flush_cb (ev::prepare &w, int revents)	603	void rxvt_display::flush_cb (ev::prepare &w, int revents)
578	{	604	{
		605	while (XEventsQueued (dpy, QueuedAfterFlush))
		606	do
		607	{
		608	XEvent xev;
		609	XNextEvent (dpy, &xev);
		610
		611	#if USE_XIM
		612	if (!XFilterEvent (&xev, None))
		613	{
		614	if (xev.type == PropertyNotify
		615	&& xev.xany.window == root
		616	&& xev.xproperty.atom == xa[XA_XIM_SERVERS])
		617	im_change_check ();
		618	#endif
		619	if (xev.type == MappingNotify)
		620	XRefreshKeyboardMapping (&xev.xmapping);
		621
		622	for (int i = xw.size (); i--; )
		623	{
		624	if (!xw[i])
		625	xw.erase_unordered (i);
		626	else if (xw[i]->window == xev.xany.window)
		627	xw[i]->call (xev);
		628	}
		629	#if USE_XIM
		630	}
		631	#endif
		632	}
		633	while (XEventsQueued (dpy, QueuedAlready));
		634
579	w.stop ();	635	w.stop ();
580	XFlush (dpy);
581	}	636	}
582		637
583	void rxvt_display::reg (xevent_watcher *w)	638	void rxvt_display::reg (xevent_watcher *w)
584	{	639	{
585	if (!w->active)	640	if (!w->active)
…		…
596	xw[w->active - 1] = 0;	651	xw[w->active - 1] = 0;
597	w->active = 0;	652	w->active = 0;
598	}	653	}
599	}	654	}
600		655
601	void rxvt_display::set_selection_owner (rxvt_term *owner)	656	void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
602	{	657	{
		658	rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
		659
603	if (selection_owner && selection_owner != owner)	660	if (cur_owner && cur_owner != owner)
604	{	661	{
605	selection_owner->selection_clear ();	662	rxvt_term *term = cur_owner;
		663	term->selection_clear (clipboard);
606	flush ();	664	term->flush ();
607	}	665	}
608		666
609	selection_owner = owner;	667	cur_owner = owner;
610	}	668	}
611		669
612	#ifdef USE_XIM	670	#if USE_XIM
613		671
614	void rxvt_display::reg (im_watcher *w)	672	void rxvt_display::reg (im_watcher *w)
615	{	673	{
616	imw.push_back (w);	674	imw.push_back (w);
617	}	675	}
…		…
627	int l, m;	685	int l, m;
628		686
629	l = strlen (locale);	687	l = strlen (locale);
630	m = strlen (modifiers);	688	m = strlen (modifiers);
631		689
632	if (!(id = (char *)malloc (l + m + 2)))	690	if (!(id = rxvt_temp_buf<char> (l + m + 2)))
633	return 0;	691	return 0;
634		692
635	memcpy (id, locale, l); id[l] = '\n';	693	memcpy (id, locale, l); id[l] = '\n';
636	memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;	694	memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
637		695
638	rxvt_xim *xim = xims.get (id);	696	rxvt_xim *xim = xims.get (id);
639
640	free (id);
641		697
642	return xim;	698	return xim;
643	}	699	}
644		700
645	void rxvt_display::put_xim (rxvt_xim *xim)	701	void rxvt_display::put_xim (rxvt_xim *xim)
…		…
654	Atom rxvt_display::atom (const char *name)	710	Atom rxvt_display::atom (const char *name)
655	{	711	{
656	return XInternAtom (dpy, name, False);	712	return XInternAtom (dpy, name, False);
657	}	713	}
658		714
		715	Pixmap
		716	rxvt_display::get_pixmap_property (Atom property)
		717	{
		718	Pixmap pixmap = None;
		719
		720	int aformat;
		721	unsigned long nitems, bytes_after;
		722	Atom atype;
		723	unsigned char *prop;
		724	int result = XGetWindowProperty (dpy, root, property,
		725	0L, 1L, False, XA_PIXMAP, &atype, &aformat,
		726	&nitems, &bytes_after, &prop);
		727	if (result == Success)
		728	{
		729	if (atype == XA_PIXMAP)
		730	pixmap = (Pixmap )prop;
		731	XFree (prop);
		732	}
		733
		734	return pixmap;
		735	}
		736
659	/////////////////////////////////////////////////////////////////////////////	737	/////////////////////////////////////////////////////////////////////////////
660		738
661	template class refcache<rxvt_display>;	739	template class refcache<rxvt_display>;
662	refcache<rxvt_display> displays;	740	refcache<rxvt_display> displays;
663		741
…		…
671	}	749	}
672		750
673	bool	751	bool
674	rxvt_color::alloc (rxvt_screen *screen, const rgba &color)	752	rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
675	{	753	{
		754	//TODO: only supports 24 bit
		755	unsigned int alpha = color.a >= 0xff00 ? 0xffff : color.a;
		756
676	#if XFT	757	#if XFT
677	XRenderPictFormat *format;	758	XRenderPictFormat *format;
678		759
679	// FUCKING Xft gets it wrong, of course, so work around it.	760	// FUCKING Xft gets it wrong, of course, so work around it.
680	// Transparency users should eat shit and die, and then	761	// Transparency users should eat shit and die, and then
…		…
684	{	765	{
685	// the fun lies in doing everything manually...	766	// the fun lies in doing everything manually...
686	c.color.red = color.r;	767	c.color.red = color.r;
687	c.color.green = color.g;	768	c.color.green = color.g;
688	c.color.blue = color.b;	769	c.color.blue = color.b;
689	c.color.alpha = color.a;	770	c.color.alpha = alpha;
690		771
		772	// Xft wants premultiplied alpha, but abuses the alpha channel
		773	// as blend factor, and doesn't allow us to set the alpha channel
		774	c.color.red = c.color.red * alpha / 0xffff;
		775	c.color.green = c.color.green * alpha / 0xffff;
		776	c.color.blue = c.color.blue * alpha / 0xffff;
		777
691	c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red )	778	c.pixel = insert_component (c.color.red , format->direct.redMask , format->direct.red )
692	\| insert_component (color.g, format->direct.greenMask, format->direct.green)	779	\| insert_component (c.color.green, format->direct.greenMask, format->direct.green)
693	\| insert_component (color.b, format->direct.blueMask , format->direct.blue )	780	\| insert_component (c.color.blue , format->direct.blueMask , format->direct.blue )
694	\| insert_component (color.a, format->direct.alphaMask, format->direct.alpha);	781	\| insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
695		782
696	return true;	783	return true;
697	}	784	}
698	else	785	else
699	{	786	{
700	XRenderColor d;	787	XRenderColor d;
701		788
702	d.red = color.r;	789	d.red = color.r;
703	d.green = color.g;	790	d.green = color.g;
704	d.blue = color.b;	791	d.blue = color.b;
705	d.alpha = color.a;	792	d.alpha = alpha;
706		793
		794	// XftColorAlloc always returns 100% transparent pixels(!)
707	return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);	795	if (XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c))
		796	return true;
708	}	797	}
709	#else	798	#else
710	c.red = color.r;	799	c.red = color.r;
711	c.green = color.g;	800	c.green = color.g;
712	c.blue = color.b;	801	c.blue = color.b;
713		802
714	if (screen->visual->c_class == TrueColor)	803	if (screen->visual->c_class == TrueColor)
715	{	804	{
716	c.pixel = (color.r >> (16 - popcount (screen->visual->red_mask )) << ctz (screen->visual->red_mask ))	805	c.pixel = (color.r >> (16 - ecb_popcount32 (screen->visual->red_mask )) << ecb_ctz32 (screen->visual->red_mask ))
717	\| (color.g >> (16 - popcount (screen->visual->green_mask)) << ctz (screen->visual->green_mask))	806	\| (color.g >> (16 - ecb_popcount32 (screen->visual->green_mask)) << ecb_ctz32 (screen->visual->green_mask))
718	\| (color.b >> (16 - popcount (screen->visual->blue_mask )) << ctz (screen->visual->blue_mask ));	807	\| (color.b >> (16 - ecb_popcount32 (screen->visual->blue_mask )) << ecb_ctz32 (screen->visual->blue_mask ));
719		808
720	return true;	809	return true;
721	}	810	}
722	else if (XAllocColor (screen->dpy, screen->cmap, &c))	811	else if (XAllocColor (screen->dpy, screen->cmap, &c))
723	return true;	812	return true;
724	else	813	#endif
		814
		815	//TODO: set c.color* or c.*
725	c.pixel = (color.r + color.g + color.b) > 128*3	816	c.pixel = (color.r * 2 + color.g * 3 + color.b) >= 0x8000 * 6
726	? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))	817	? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
727	: BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));	818	: BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
728	#endif
729		819
730	return false;	820	return false;
731	}	821	}
732		822
733	bool	823	bool
…		…
735	{	825	{
736	rgba c;	826	rgba c;
737	char eos;	827	char eos;
738	int skip;	828	int skip;
739		829
		830	c.a = rgba::MAX_CC;
		831
740	// parse the nonstandard "[alphapercent]" prefix	832	// parse the nonstandard "[alphapercent]" prefix
741	if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))	833	if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
742	{	834	{
743	c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);	835	c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
744	name += skip;	836	name += skip;
745	}	837	}
746	else
747	c.a = rgba::MAX_CC;
748		838
749	// parse the non-standard "#aarrggbb" format
750	if (name[0] == '#' && strlen (name) == 1+2+2+2+2 && 4 == sscanf (name+1, "%2hx%2hx%2hx%2hx%c", &c.a, &c.r, &c.g, &c.b, &eos))
751	{
752	if (c.r)
753	c.r = (c.r << 8) \| 0x0ff;
754	if (c.g)
755	c.g = (c.g << 8) \| 0x0ff;
756	if (c.b)
757	c.b = (c.b << 8) \| 0x0ff;
758	if (c.a)
759	c.a = (c.a << 8) \| 0x0ff;
760	}
761	// parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format	839	// parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
762	else if (strlen (name) != 4+5*4 \|\| 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))	840	if (strlen (name) != 4+5*4 \|\| 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
763	{	841	{
764	XColor xc;	842	XColor xc;
765		843
766	if (XParseColor (screen->dpy, screen->cmap, name, &xc))	844	if (XParseColor (screen->dpy, screen->cmap, name, &xc))
767	{	845	{
…		…
801		879
802	// many kilobytes transfer per colour, but pseudocolor isn't worth	880	// many kilobytes transfer per colour, but pseudocolor isn't worth
803	// many extra optimisations.	881	// many extra optimisations.
804	XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);	882	XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
805		883
		884	while (cmap_size)
		885	{
806	int diff = 0x7fffffffUL;	886	int diff = 0x7fffffffL;
807	XColor *best = colors;	887	XColor *best = colors;
808		888
809	for (int i = 0; i < cmap_size; i++)	889	for (int i = 0; i < cmap_size; i++)
810	{
811	int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2))
812	+ (squared_diff<int> (color.g >> 2, colors [i].green >> 2))
813	+ (squared_diff<int> (color.b >> 2, colors [i].blue >> 2));
814
815	if (d < diff)
816	{	890	{
		891	// simple weighted rgb distance sucks, but keeps it simple
		892	int d = abs (color.r - colors [i].red ) * 2
		893	+ abs (color.g - colors [i].green) * 3
		894	+ abs (color.b - colors [i].blue );
		895
		896	if (d < diff)
		897	{
817	diff = d;	898	diff = d;
818	best = colors + i;	899	best = colors + i;
		900	}
819	}	901	}
820	}
821		902
822	//rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",	903	//rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d,%d)\n",
823	// color.r, color.g, color.b, best->red, best->green, best->blue, diff);	904	// color.r, color.g, color.b, best->red, best->green, best->blue, diff, best - colors);
824		905
825	got = alloc (screen, rgba (best->red, best->green, best->blue));	906	got = alloc (screen, rgba (best->red, best->green, best->blue));
		907
		908	if (got)
		909	break;
		910
		911	*best = colors [--cmap_size];
		912	}
826		913
827	delete [] colors;	914	delete [] colors;
828	}	915	}
829	#endif	916	#endif
830		917
831	return got;	918	return got;
832	}	919	}
833		920
834	void	921	void
835	rxvt_color::get (rgba &color)	922	rxvt_color::get (rgba &color) const
836	{	923	{
837	#if XFT	924	#if XFT
		925	//TODO premultiplied alpha??
838	color.r = c.color.red;	926	color.r = c.color.red;
839	color.g = c.color.green;	927	color.g = c.color.green;
840	color.b = c.color.blue;	928	color.b = c.color.blue;
841	color.a = c.color.alpha;	929	color.a = c.color.alpha;
842	#else	930	#else
…		…
846	color.a = rgba::MAX_CC;	934	color.a = rgba::MAX_CC;
847	#endif	935	#endif
848	}	936	}
849		937
850	void	938	void
851	rxvt_color::get (XColor &color)	939	rxvt_color::get (XColor &color) const
852	{	940	{
853	rgba c;	941	rgba c;
854	get (c);	942	get (c);
855		943
856	color.red = c.r;	944	color.red = c.r;
…		…
887	lerp (c.a, to.a, percent)	975	lerp (c.a, to.a, percent)
888	)	976	)
889	);	977	);
890	}	978	}
891		979
892	#if TRACE_PIXMAPS	980	rxvt_selection::rxvt_selection (rxvt_display disp, int selnum, Time tm, Window win, Atom prop, rxvt_term term)
893	# undef XCreatePixmap	981	: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
894	# undef XFreePixmap
895	Pixmap trace_XCreatePixmap (const char file, int line, Display dpy, Window r, unsigned int w, unsigned int h, unsigned int d)
896	{	982	{
897	Pixmap res = XCreatePixmap (dpy, r, w, h, d);	983	assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
898	fprintf (stderr, "%s:%d: XCreatePixmap (%p,%lX,%u,%u,%u) returned %lX\n", file, line, dpy, r, w, h, d, res);	984
		985	timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
		986	timer_ev.repeat = 10.;
		987	x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
		988
		989	incr_buf = 0;
		990	incr_buf_size = incr_buf_fill = 0;
		991	selection_wait = Sel_normal;
		992	selection_type = selnum;
		993	cb_sv = 0;
		994	}
		995
		996	void
		997	rxvt_selection::stop ()
		998	{
		999	free (incr_buf);
		1000	incr_buf = 0;
		1001	timer_ev.stop ();
		1002	x_ev.stop (display);
		1003	}
		1004
		1005	rxvt_selection::~rxvt_selection ()
		1006	{
		1007	stop ();
		1008	}
		1009
		1010	void
		1011	rxvt_selection::run ()
		1012	{
		1013	int selnum = selection_type;
		1014
		1015	#if ENABLE_FRILLS
		1016	if (selnum == Sel_Primary && display->selection_owner)
		1017	{
		1018	/* internal selection */
		1019	char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
		1020	finish (str, strlen (str));
		1021	free (str);
		1022	return;
		1023	}
		1024	#endif
		1025
		1026	#if X_HAVE_UTF8_STRING
		1027	selection_type = Sel_UTF8String;
		1028	if (request (display->xa[XA_UTF8_STRING], selnum))
		1029	return;
		1030	#else
		1031	selection_type = Sel_CompoundText;
		1032	if (request (display->xa[XA_COMPOUND_TEXT], selnum))
		1033	return;
		1034	#endif
		1035
		1036	// fallback to CUT_BUFFER0 if the requested property has no owner
		1037	handle_selection (display->root, XA_CUT_BUFFER0, false);
		1038	}
		1039
		1040	void
		1041	rxvt_selection::finish (char *data, unsigned int len)
		1042	{
		1043	if (!cb_sv)
		1044	{
		1045	if (data)
		1046	term->paste (data, len);
		1047
		1048	term->selection_req = 0;
		1049	delete this;
		1050	}
		1051	#if ENABLE_PERL
		1052	else
		1053	{
		1054	stop (); // we do not really trust perl callbacks
		1055	rxvt_perl.selection_finish (this, data, len);
		1056	}
		1057	#endif
		1058	}
		1059
		1060	bool
		1061	rxvt_selection::request (Atom target, int selnum)
		1062	{
		1063	Atom sel;
		1064
		1065	selection_type \|= selnum;
		1066
		1067	if (selnum == Sel_Primary)
		1068	sel = XA_PRIMARY;
		1069	else if (selnum == Sel_Secondary)
		1070	sel = XA_SECONDARY;
		1071	else
		1072	sel = display->xa[XA_CLIPBOARD];
		1073
		1074	if (XGetSelectionOwner (display->dpy, sel) != None)
		1075	{
		1076	XConvertSelection (display->dpy, sel, target, request_prop,
		1077	request_win, request_time);
		1078	x_ev.start (display, request_win);
		1079	timer_ev.again ();
		1080	return true;
		1081	}
		1082
899	return res;	1083	return false;
900	}	1084	}
901		1085
902	void trace_XFreePixmap (const char file, int line, Display dpy, Pixmap p)	1086	void
		1087	rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
903	{	1088	{
904	fprintf (stderr, "%s:%d: XFreePixmap (%p,%lX)\n", file, line, dpy, p);	1089	Display *dpy = display->dpy;
905	XFreePixmap (dpy,p);	1090	char *data = 0;
906	}	1091	unsigned int data_len = 0;
		1092	unsigned long bytes_after;
		1093	XTextProperty ct;
		1094
		1095	// check for failed XConvertSelection
		1096	if (prop == None)
		1097	{
		1098	bool error = true;
		1099	int selnum = selection_type & Sel_whereMask;
		1100
		1101	if (selection_type & Sel_CompoundText)
		1102	{
		1103	selection_type = 0;
		1104	error = !request (XA_STRING, selnum);
		1105	}
		1106
		1107	if (selection_type & Sel_UTF8String)
		1108	{
		1109	selection_type = Sel_CompoundText;
		1110	error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
		1111	}
		1112
		1113	if (error)
		1114	{
		1115	ct.value = 0;
		1116	goto bailout;
		1117	}
		1118
		1119	return;
		1120	}
		1121
		1122	// length == (2^31 - 1) / 4, as gdk
		1123	if (XGetWindowProperty (dpy, win, prop,
		1124	0, 0x1fffffff,
		1125	delete_prop, AnyPropertyType,
		1126	&ct.encoding, &ct.format,
		1127	&ct.nitems, &bytes_after,
		1128	&ct.value) != Success)
		1129	{
		1130	ct.value = 0;
		1131	goto bailout;
		1132	}
		1133
		1134	if (ct.encoding == None)
		1135	goto bailout;
		1136
		1137	if (ct.value == 0)
		1138	goto bailout;
		1139
		1140	if (ct.encoding == display->xa[XA_INCR])
		1141	{
		1142	// INCR selection, start handshake
		1143	if (!delete_prop)
		1144	XDeleteProperty (dpy, win, prop);
		1145
		1146	selection_wait = Sel_incr;
		1147	timer_ev.again ();
		1148
		1149	goto bailout;
		1150	}
		1151
		1152	if (ct.nitems == 0)
		1153	{
		1154	if (selection_wait == Sel_incr)
		1155	{
		1156	XFree (ct.value);
		1157
		1158	// finally complete, now paste the whole thing
		1159	selection_wait = Sel_normal;
		1160	ct.value = (unsigned char *)incr_buf;
		1161	ct.nitems = incr_buf_fill;
		1162	incr_buf = 0;
		1163	timer_ev.stop ();
		1164	}
		1165	else
		1166	{
		1167	// avoid recursion
		1168	if (win != display->root \|\| prop != XA_CUT_BUFFER0)
		1169	{
		1170	XFree (ct.value);
		1171
		1172	// fallback to CUT_BUFFER0 if the requested property
		1173	// has an owner but is empty
		1174	handle_selection (display->root, XA_CUT_BUFFER0, False);
		1175	return;
		1176	}
		1177
		1178	goto bailout;
		1179	}
		1180	}
		1181	else if (selection_wait == Sel_incr)
		1182	{
		1183	timer_ev.again ();
		1184
		1185	while (incr_buf_fill + ct.nitems > incr_buf_size)
		1186	{
		1187	incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
		1188	incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
		1189	}
		1190
		1191	memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
		1192	incr_buf_fill += ct.nitems;
		1193
		1194	goto bailout;
		1195	}
		1196
		1197	char **cl;
		1198	int cr;
		1199
		1200	// we honour the first item only
		1201
		1202	#if !ENABLE_MINIMAL
		1203	// xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
		1204	// so recode it manually
		1205	if (ct.encoding == display->xa[XA_UTF8_STRING])
		1206	{
		1207	wchar_t w = rxvt_utf8towcs ((const char )ct.value, ct.nitems);
		1208	data = rxvt_wcstombs (w);
		1209	free (w);
		1210	}
		1211	else
907	#endif	1212	#endif
		1213	if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
		1214	&& cl)
		1215	{
		1216	data = strdup (cl[0]);
		1217	XFreeStringList (cl);
		1218	}
		1219	else
		1220	{
		1221	// paste raw
		1222	data = strdup ((const char *)ct.value);
		1223	}
		1224
		1225	data_len = strlen (data);
		1226
		1227	bailout:
		1228	XFree (ct.value);
		1229
		1230	if (selection_wait == Sel_normal)
		1231	{
		1232	finish (data, data_len);
		1233	free (data);
		1234	}
		1235	}
		1236
		1237	void
		1238	rxvt_selection::timer_cb (ev::timer &w, int revents)
		1239	{
		1240	if (selection_wait == Sel_incr)
		1241	rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
		1242
		1243	finish ();
		1244	}
		1245
		1246	void
		1247	rxvt_selection::x_cb (XEvent &xev)
		1248	{
		1249	switch (xev.type)
		1250	{
		1251	case PropertyNotify:
		1252	if (selection_wait == Sel_incr
		1253	&& xev.xproperty.atom == request_prop
		1254	&& xev.xproperty.state == PropertyNewValue)
		1255	handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
		1256	break;
		1257
		1258	case SelectionNotify:
		1259	if (selection_wait == Sel_normal
		1260	&& xev.xselection.time == request_time)
		1261	{
		1262	timer_ev.stop ();
		1263	handle_selection (xev.xselection.requestor, xev.xselection.property, true);
		1264	}
		1265	break;
		1266	}
		1267	}

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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents): Revision 1.86 by root, Mon Dec 24 08:00:18 2007 UTC vs. Revision 1.147 by root, Wed Dec 17 13:16:18 2014 UTC

Diff Legend

Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.86 by root, Mon Dec 24 08:00:18 2007 UTC vs.
Revision 1.147 by root, Wed Dec 17 13:16:18 2014 UTC