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

Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.51 by root, Sat Feb 18 14:14:43 2006 UTC vs.
Revision 1.126 by sf-exg, Wed May 25 08:55:52 2011 UTC

…		…
1	/---------------------------------C----------------------------------	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) 2003-2004 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.
26		27
27	#include <unistd.h>	28	#include <unistd.h>
28	#include <fcntl.h>	29	#include <fcntl.h>
29		30
30	#include <sys/utsname.h>	31	#include <sys/utsname.h>
31
32	#ifndef NO_SLOW_LINK_SUPPORT
33	# include <sys/socket.h>	32	#include <sys/socket.h>
34	# include <sys/un.h>	33	#include <sys/un.h>
35	#endif
36		34
37	#if XFT	35	#if XFT
38	# include <X11/extensions/Xrender.h>	36	# include <X11/extensions/Xrender.h>
39	#endif	37	#endif
40		38
41	const char *const xa_names[] =	39	static const char *const xa_names[] =
42	{	40	{
43	"TEXT",	41	"TEXT",
44	"COMPOUND_TEXT",	42	"COMPOUND_TEXT",
45	"UTF8_STRING",	43	"UTF8_STRING",
46	"MULTIPLE",	44	"MULTIPLE",
…		…
62	#if ENABLE_EWMH	60	#if ENABLE_EWMH
63	"_NET_WM_PID",	61	"_NET_WM_PID",
64	"_NET_WM_NAME",	62	"_NET_WM_NAME",
65	"_NET_WM_ICON_NAME",	63	"_NET_WM_ICON_NAME",
66	"_NET_WM_PING",	64	"_NET_WM_PING",
		65	"_NET_WM_ICON",
67	#endif	66	#endif
68	#if USE_XIM	67	#if USE_XIM
69	"WM_LOCALE_NAME",	68	"WM_LOCALE_NAME",
70	"XIM_SERVERS",	69	"XIM_SERVERS",
71	#endif	70	#endif
72	#ifdef TRANSPARENT	71	#ifdef ENABLE_TRANSPARENCY
73	"_XROOTPMAP_ID",	72	"_XROOTPMAP_ID",
74	"ESETROOT_PMAP_ID",	73	"ESETROOT_PMAP_ID",
75	#endif	74	#endif
76	#if ENABLE_XEMBED	75	#if ENABLE_XEMBED
77	"_XEMBED",	76	"_XEMBED",
…		…
186		185
187	XIMCallback ximcallback;	186	XIMCallback ximcallback;
188	ximcallback.client_data = (XPointer)this;	187	ximcallback.client_data = (XPointer)this;
189	ximcallback.callback = im_destroy_cb;	188	ximcallback.callback = im_destroy_cb;
190		189
191	XSetIMValues (xim, XNDestroyCallback, &ximcallback, 0);	190	XSetIMValues (xim, XNDestroyCallback, &ximcallback, (char *)0);
192		191
193	return true;	192	return true;
194	}	193	}
195		194
196	rxvt_xim::~rxvt_xim ()	195	rxvt_xim::~rxvt_xim ()
…		…
229	{	228	{
230	}	229	}
231		230
232	rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h)	231	rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h)
233	{	232	{
234	// it's actually faster to re-allocate every time. don't ask me
235	// why, but its likely no big deal there are no roundtrips
236	// (I think/hope).
237	if (!scratch_area \|\| w > scratch_w \|\| h > scratch_h \|\| 1/D/)	233	if (!scratch_area \|\| w > scratch_w \|\| h > scratch_h)
238	{	234	{
239	if (scratch_area)	235	if (scratch_area)
240	{	236	{
241	XFreePixmap (dpy, scratch_area->drawable);	237	XFreePixmap (dpy, scratch_area->drawable);
242	delete scratch_area;	238	delete scratch_area;
…		…
265	visual = DefaultVisualOfScreen (screen);	261	visual = DefaultVisualOfScreen (screen);
266	cmap = DefaultColormapOfScreen (screen);	262	cmap = DefaultColormapOfScreen (screen);
267	}	263	}
268		264
269	void	265	void
270	rxvt_screen::set (rxvt_display *disp, int bitdepth)	266	rxvt_screen::select_visual (int bitdepth)
271	{	267	{
272	set (disp);
273
274	#if XFT	268	#if XFT
275	XVisualInfo vinfo;	269	XVisualInfo vinfo;
276		270
277	if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))	271	if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
278	{	272	{
279	depth = bitdepth;	273	depth = bitdepth;
280	visual = vinfo.visual;	274	visual = vinfo.visual;
281	cmap = XCreateColormap (dpy, disp->root, visual, AllocNone);	275	cmap = XCreateColormap (dpy, display->root, visual, AllocNone);
282	}	276	}
283	#endif	277	#endif
284	}	278	}
285		279
286	void	280	void
…		…
300		294
301	/////////////////////////////////////////////////////////////////////////////	295	/////////////////////////////////////////////////////////////////////////////
302		296
303	rxvt_display::rxvt_display (const char *id)	297	rxvt_display::rxvt_display (const char *id)
304	: refcounted (id)	298	: refcounted (id)
305	, x_ev (this, &rxvt_display::x_cb)
306	, selection_owner (0)	299	, selection_owner (0)
		300	, clipboard_owner (0)
307	{	301	{
		302	x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
		303	flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
308	}	304	}
309		305
310	XrmDatabase	306	XrmDatabase
311	rxvt_display::get_resources (bool refresh)	307	rxvt_display::get_resources (bool refresh)
312	{	308	{
313	char homedir = (char )getenv ("HOME");	309	char *homedir = getenv ("HOME");
314	char fname[1024];	310	char fname[1024];
315		311
316	/*	312	/*
317	* get resources using the X library function	313	* get resources using the X library function
318	*/	314	*/
319	char displayResource, xe;	315	char displayResource, xe;
320	XrmDatabase rdb1, database = 0;	316	XrmDatabase rdb1, database = 0;
321		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
		322
322	// 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
		324	// as opposed to "standard practise", we always read in ~/.Xdefaults
323		325
324	// 6. System wide per application default file.	326	// 6. System wide per application default file.
325		327
326	/* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */	328	/* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
327	if ((xe = (char *)getenv ("XAPPLRESDIR")))	329	if ((xe = getenv ("XAPPLRESDIR")))
328	{	330	{
329	snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);	331	snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
330		332
331	if ((rdb1 = XrmGetFileDatabase (fname)))	333	if ((rdb1 = XrmGetFileDatabase (fname)))
332	XrmMergeDatabases (rdb1, &database);	334	XrmMergeDatabases (rdb1, &database);
…		…
334		336
335	// 5. User's per application default file.	337	// 5. User's per application default file.
336	// none	338	// none
337		339
338	// 4. User's defaults file.	340	// 4. User's defaults file.
		341	if (homedir)
		342	{
		343	snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
		344
		345	if ((rdb1 = XrmGetFileDatabase (fname)))
		346	XrmMergeDatabases (rdb1, &database);
		347	}
		348
339	/* Get any Xserver defaults */	349	/* Get any Xserver defaults */
340	if (refresh)	350	if (refresh)
341	{	351	{
342	// fucking xlib keeps a copy of the rm string	352	// fucking xlib keeps a copy of the rm string
343	Atom actual_type;	353	Atom actual_type;
…		…
348	#if XLIB_ILLEGAL_ACCESS	358	#if XLIB_ILLEGAL_ACCESS
349	if (dpy->xdefaults)	359	if (dpy->xdefaults)
350	XFree (dpy->xdefaults);	360	XFree (dpy->xdefaults);
351	#endif	361	#endif
352		362
353	if (XGetWindowProperty (dpy, root, XA_RESOURCE_MANAGER,	363	if (XGetWindowProperty (dpy, RootWindow (dpy, 0), XA_RESOURCE_MANAGER,
354	0L, 100000000L, False,	364	0L, 100000000L, False,
355	XA_STRING, &actual_type, &actual_format,	365	XA_STRING, &actual_type, &actual_format,
356	&nitems, &nremaining,	366	&nitems, &nremaining,
357	(unsigned char **)&val) == Success	367	(unsigned char **)&val) == Success
358	&& actual_type == XA_STRING	368	&& actual_type == XA_STRING
359	&& actual_format == 8)	369	&& actual_format == 8)
360	displayResource = val;	370	displayResource = val;
361	else	371	else
362	{	372	{
363	displayResource = 0;	373	displayResource = 0;
		374
364	if (val)	375	if (val)
365	XFree(val);	376	XFree (val);
366	}	377	}
367		378
368	#if XLIB_ILLEGAL_ACCESS	379	#if XLIB_ILLEGAL_ACCESS
369	dpy->xdefaults = displayResource;	380	dpy->xdefaults = displayResource;
370	#endif	381	#endif
371	}	382	}
…		…
373	displayResource = XResourceManagerString (dpy);	384	displayResource = XResourceManagerString (dpy);
374		385
375	if (displayResource)	386	if (displayResource)
376	{	387	{
377	if ((rdb1 = XrmGetStringDatabase (displayResource)))	388	if ((rdb1 = XrmGetStringDatabase (displayResource)))
378	XrmMergeDatabases (rdb1, &database);
379	}
380	else if (homedir)
381	{
382	snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
383
384	if ((rdb1 = XrmGetFileDatabase (fname)))
385	XrmMergeDatabases (rdb1, &database);	389	XrmMergeDatabases (rdb1, &database);
386	}	390	}
387		391
388	#if !XLIB_ILLEGAL_ACCESS	392	#if !XLIB_ILLEGAL_ACCESS
389	if (refresh && displayResource)	393	if (refresh && displayResource)
…		…
402	XFree (displayResource);	406	XFree (displayResource);
403	}	407	}
404		408
405	// 3. User's per host defaults file	409	// 3. User's per host defaults file
406	/* Add in XENVIRONMENT file */	410	/* Add in XENVIRONMENT file */
407	if ((xe = (char *)getenv ("XENVIRONMENT"))	411	if ((xe = getenv ("XENVIRONMENT"))
408	&& (rdb1 = XrmGetFileDatabase (xe)))	412	&& (rdb1 = XrmGetFileDatabase (xe)))
409	XrmMergeDatabases (rdb1, &database);	413	XrmMergeDatabases (rdb1, &database);
410	else if (homedir)	414	else if (homedir)
411	{	415	{
412	struct utsname un;	416	struct utsname un;
…		…
426	bool rxvt_display::ref_init ()	430	bool rxvt_display::ref_init ()
427	{	431	{
428	#ifdef LOCAL_X_IS_UNIX	432	#ifdef LOCAL_X_IS_UNIX
429	if (id[0] == ':')	433	if (id[0] == ':')
430	{	434	{
431	val = rxvt_malloc (5 + strlen (id) + 1);	435	if (!(val = rxvt_temp_buf<char> (5 + strlen (id) + 1)))
		436	return false;
432	strcpy (val, "unix/");	437	strcpy (val, "unix/");
433	strcat (val, id);	438	strcat (val, id);
434	dpy = XOpenDisplay (val);	439	dpy = XOpenDisplay (val);
435	free (val);
436	}	440	}
437	else	441	else
438	#endif	442	#endif
439	dpy = 0;	443	dpy = 0;
440		444
…		…
445	return false;	449	return false;
446		450
447	screen = DefaultScreen (dpy);	451	screen = DefaultScreen (dpy);
448	root = DefaultRootWindow (dpy);	452	root = DefaultRootWindow (dpy);
449		453
450	assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);	454	assert (ARRAY_LENGTH(xa_names) == NUM_XA);
451	XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);	455	XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
452		456
453	XrmSetDatabase (dpy, get_resources (false));	457	XrmSetDatabase (dpy, get_resources (false));
454		458
455	#ifdef POINTER_BLANK	459	#ifdef POINTER_BLANK
…		…
463	XUnloadFont (dpy, f);	467	XUnloadFont (dpy, f);
464	#endif	468	#endif
465		469
466	int fd = XConnectionNumber (dpy);	470	int fd = XConnectionNumber (dpy);
467		471
468	#ifndef NO_SLOW_LINK_SUPPORT
469	// try to detect wether we have a local connection.	472	// try to detect whether we have a local connection.
470	// assume unix domains socket == local, everything else not	473	// assume unix domain socket == local, everything else not
471	// TODO: might want to check for inet/127.0.0.1	474	// TODO: might want to check for inet/127.0.0.1
472	is_local = 0;	475	is_local = 0;
473	sockaddr_un sa;	476	sockaddr_un sa;
474	socklen_t sl = sizeof (sa);	477	socklen_t sl = sizeof (sa);
475		478
476	if (!getsockname (fd, (sockaddr *)&sa, &sl))	479	if (!getsockname (fd, (sockaddr *)&sa, &sl))
477	is_local = sa.sun_family == AF_LOCAL;	480	is_local = sa.sun_family == AF_UNIX;
478	#endif
479		481
		482	flush_ev.start ();
480	x_ev.start (fd, EVENT_READ);	483	x_ev.start (fd, ev::READ);
481	fcntl (fd, F_SETFD, FD_CLOEXEC);	484	fcntl (fd, F_SETFD, FD_CLOEXEC);
482		485
483	XSelectInput (dpy, root, PropertyChangeMask);	486	XSelectInput (dpy, root, PropertyChangeMask);
484		487
485	flush ();	488	flush ();
…		…
488	}	491	}
489		492
490	void	493	void
491	rxvt_display::ref_next ()	494	rxvt_display::ref_next ()
492	{	495	{
493	// TODO: somehow check wether the database files/resources changed	496	// TODO: somehow check whether the database files/resources changed
494	// before affording re-loading/parsing	497	// before affording re-loading/parsing
495	XrmDestroyDatabase (XrmGetDatabase (dpy));	498	XrmDestroyDatabase (XrmGetDatabase (dpy));
		499	#if XLIB_ILLEGAL_ACCESS
		500	/* work around a bug in XrmSetDatabase where it frees the db */
		501	dpy->db = 0;
		502	#endif
496	XrmSetDatabase (dpy, get_resources (true));	503	XrmSetDatabase (dpy, get_resources (true));
497	}	504	}
498		505
499	rxvt_display::~rxvt_display ()	506	rxvt_display::~rxvt_display ()
500	{	507	{
…		…
503		510
504	#ifdef POINTER_BLANK	511	#ifdef POINTER_BLANK
505	XFreeCursor (dpy, blank_cursor);	512	XFreeCursor (dpy, blank_cursor);
506	#endif	513	#endif
507	x_ev.stop ();	514	x_ev.stop ();
		515	flush_ev.stop ();
508	#ifdef USE_XIM	516	#ifdef USE_XIM
509	xims.clear ();	517	xims.clear ();
510	#endif	518	#endif
		519	XrmDestroyDatabase (XrmGetDatabase (dpy));
511	XCloseDisplay (dpy);	520	XCloseDisplay (dpy);
512	}	521	}
513		522
514	#ifdef USE_XIM	523	#ifdef USE_XIM
515	void rxvt_display::im_change_cb ()	524	void rxvt_display::im_change_cb ()
…		…
527	unsigned long nitems, bytes_after;	536	unsigned long nitems, bytes_after;
528		537
529	if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,	538	if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
530	False, XA_ATOM, &actual_type, &actual_format,	539	False, XA_ATOM, &actual_type, &actual_format,
531	&nitems, &bytes_after, (unsigned char **)&atoms)	540	&nitems, &bytes_after, (unsigned char **)&atoms)
532	!= Success )	541	!= Success)
533	return;	542	return;
534		543
535	if (actual_type == XA_ATOM && actual_format == 32)	544	if (actual_type == XA_ATOM && actual_format == 32)
536	for (int i = 0; i < nitems; i++)	545	for (int i = 0; i < nitems; i++)
537	if (XGetSelectionOwner (dpy, atoms[i]))	546	if (XGetSelectionOwner (dpy, atoms[i]))
538	{	547	{
539	im_change_cb ();	548	im_change_cb ();
540	break;	549	break;
…		…
542		551
543	XFree (atoms);	552	XFree (atoms);
544	}	553	}
545	#endif	554	#endif
546		555
547	void rxvt_display::x_cb (io_watcher &w, short revents)	556	void rxvt_display::x_cb (ev::io &w, int revents)
548	{	557	{
		558	flush_ev.start ();
		559	}
		560
		561	void rxvt_display::flush_cb (ev::prepare &w, int revents)
		562	{
		563	while (XEventsQueued (dpy, QueuedAfterFlush))
549	do	564	do
550	{	565	{
551	XEvent xev;	566	XEvent xev;
552	XNextEvent (dpy, &xev);	567	XNextEvent (dpy, &xev);
553		568
554	#ifdef USE_XIM	569	#ifdef USE_XIM
555	if (!XFilterEvent (&xev, None))	570	if (!XFilterEvent (&xev, None))
556	{	571	{
557	if (xev.type == PropertyNotify	572	if (xev.type == PropertyNotify
558	&& xev.xany.window == root	573	&& xev.xany.window == root
559	&& xev.xproperty.atom == xa[XA_XIM_SERVERS])	574	&& xev.xproperty.atom == xa[XA_XIM_SERVERS])
560	im_change_check ();	575	im_change_check ();
561	#endif	576	#endif
		577	if (xev.type == MappingNotify)
		578	XRefreshKeyboardMapping (&xev.xmapping);
		579
562	for (int i = xw.size (); i--; )	580	for (int i = xw.size (); i--; )
563	{	581	{
564	if (!xw[i])	582	if (!xw[i])
565	xw.erase_unordered (i);	583	xw.erase_unordered (i);
566	else if (xw[i]->window == xev.xany.window)	584	else if (xw[i]->window == xev.xany.window)
567	xw[i]->call (xev);	585	xw[i]->call (xev);
568	}	586	}
569	#ifdef USE_XIM	587	#ifdef USE_XIM
570	}	588	}
571	#endif	589	#endif
572	}	590	}
573	while (XEventsQueued (dpy, QueuedAlready));	591	while (XEventsQueued (dpy, QueuedAlready));
574		592
575	XFlush (dpy);	593	w.stop ();
576	}
577
578	void rxvt_display::flush ()
579	{
580	if (XEventsQueued (dpy, QueuedAlready))
581	x_cb (x_ev, EVENT_READ);
582
583	XFlush (dpy);
584	}	594	}
585		595
586	void rxvt_display::reg (xevent_watcher *w)	596	void rxvt_display::reg (xevent_watcher *w)
587	{	597	{
		598	if (!w->active)
		599	{
588	xw.push_back (w);	600	xw.push_back (w);
589	w->active = xw.size ();	601	w->active = xw.size ();
		602	}
590	}	603	}
591		604
592	void rxvt_display::unreg (xevent_watcher *w)	605	void rxvt_display::unreg (xevent_watcher *w)
593	{	606	{
594	if (w->active)	607	if (w->active)
		608	{
595	xw[w->active - 1] = 0;	609	xw[w->active - 1] = 0;
		610	w->active = 0;
		611	}
596	}	612	}
597		613
598	void rxvt_display::set_selection_owner (rxvt_term *owner)	614	void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
599	{	615	{
		616	rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
		617
600	if (selection_owner && selection_owner != owner)	618	if (cur_owner && cur_owner != owner)
601	selection_owner->selection_clear ();	619	{
		620	rxvt_term *term = cur_owner;
		621	term->selection_clear (clipboard);
		622	term->flush ();
		623	}
602		624
603	selection_owner = owner;	625	cur_owner = owner;
604	}	626	}
605		627
606	#ifdef USE_XIM	628	#ifdef USE_XIM
607		629
608	void rxvt_display::reg (im_watcher *w)	630	void rxvt_display::reg (im_watcher *w)
…		…
621	int l, m;	643	int l, m;
622		644
623	l = strlen (locale);	645	l = strlen (locale);
624	m = strlen (modifiers);	646	m = strlen (modifiers);
625		647
626	if (!(id = (char *)malloc (l + m + 2)))	648	if (!(id = rxvt_temp_buf<char> (l + m + 2)))
627	return 0;	649	return 0;
628		650
629	memcpy (id, locale, l); id[l] = '\n';	651	memcpy (id, locale, l); id[l] = '\n';
630	memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;	652	memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
631		653
632	rxvt_xim *xim = xims.get (id);	654	rxvt_xim *xim = xims.get (id);
633
634	free (id);
635		655
636	return xim;	656	return xim;
637	}	657	}
638		658
639	void rxvt_display::put_xim (rxvt_xim *xim)	659	void rxvt_display::put_xim (rxvt_xim *xim)
…		…
654		674
655	template class refcache<rxvt_display>;	675	template class refcache<rxvt_display>;
656	refcache<rxvt_display> displays;	676	refcache<rxvt_display> displays;
657		677
658	/////////////////////////////////////////////////////////////////////////////	678	/////////////////////////////////////////////////////////////////////////////
659		679	//
		680
		681	static unsigned int
		682	insert_component (unsigned int value, unsigned int mask, unsigned int shift)
		683	{
		684	return (value * (mask + 1) >> 16) << shift;
		685	}
		686
660	bool	687	bool
661	rxvt_color::alloc (rxvt_screen *screen, const rgba &color)	688	rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
662	{	689	{
		690	//TODO: only supports 24 bit
		691	int alpha = color.a >= 0xff00 ? 0xffff : color.a;
		692
663	#if XFT	693	#if XFT
664	XRenderPictFormat *format;	694	XRenderPictFormat *format;
665		695
666	// FUCKING Xft gets it wrong, of course, so work around it.	696	// FUCKING Xft gets it wrong, of course, so work around it.
667	// Transparency users should eat shit and die, and then	697	// Transparency users should eat shit and die, and then
…		…
671	{	701	{
672	// the fun lies in doing everything manually...	702	// the fun lies in doing everything manually...
673	c.color.red = color.r;	703	c.color.red = color.r;
674	c.color.green = color.g;	704	c.color.green = color.g;
675	c.color.blue = color.b;	705	c.color.blue = color.b;
676	c.color.alpha = color.a;	706	c.color.alpha = alpha;
677		707
		708	// Xft wants premultiplied alpha, but abuses the alpha channel
		709	// as blend factor, and doesn't allow us to set the alpha channel
		710	c.color.red = c.color.red * alpha / 0xffff;
		711	c.color.green = c.color.green * alpha / 0xffff;
		712	c.color.blue = c.color.blue * alpha / 0xffff;
		713
678	c.pixel = ((color.r * format->direct.redMask / rgba::MAX_CC) << format->direct.red )	714	c.pixel = insert_component (c.color.red , format->direct.redMask , format->direct.red )
679	\| ((color.g * format->direct.greenMask / rgba::MAX_CC) << format->direct.green)	715	\| insert_component (c.color.green, format->direct.greenMask, format->direct.green)
680	\| ((color.b * format->direct.blueMask / rgba::MAX_CC) << format->direct.blue )	716	\| insert_component (c.color.blue , format->direct.blueMask , format->direct.blue )
681	\| ((color.a * format->direct.alphaMask / rgba::MAX_CC) << format->direct.alpha);	717	\| insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
682		718
683	return true;	719	return true;
684	}	720	}
685	else	721	else
686	{	722	{
687	XRenderColor d;	723	XRenderColor d;
688		724
689	d.red = color.r;	725	d.red = color.r;
690	d.green = color.g;	726	d.green = color.g;
691	d.blue = color.b;	727	d.blue = color.b;
692	d.alpha = color.a;	728	d.alpha = alpha;
693		729
694	return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);	730	return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);
695	}	731	}
696	#else	732	#else
697	c.red = color.r;	733	c.red = color.r;
698	c.green = color.g;	734	c.green = color.g;
699	c.blue = color.b;	735	c.blue = color.b;
700		736
701	if (screen->visual->c_class == TrueColor)	737	if (screen->visual->c_class == TrueColor)
702	{	738	{
703	c.pixel = (color.r * (screen->visual->red_mask >> ctz (screen->visual->red_mask ))	739	c.pixel = (color.r >> (16 - rxvt_popcount (screen->visual->red_mask )) << rxvt_ctz (screen->visual->red_mask ))
704	/ rgba::MAX_CC) << ctz (screen->visual->red_mask )	740	\| (color.g >> (16 - rxvt_popcount (screen->visual->green_mask)) << rxvt_ctz (screen->visual->green_mask))
705	\| (color.g * (screen->visual->green_mask >> ctz (screen->visual->green_mask))
706	/ rgba::MAX_CC) << ctz (screen->visual->green_mask)
707	\| (color.b * (screen->visual->blue_mask >> ctz (screen->visual->blue_mask ))	741	\| (color.b >> (16 - rxvt_popcount (screen->visual->blue_mask )) << rxvt_ctz (screen->visual->blue_mask ));
708	/ rgba::MAX_CC) << ctz (screen->visual->blue_mask );
709		742
710	return true;	743	return true;
711	}	744	}
712	else if (XAllocColor (screen->dpy, screen->cmap, &c))	745	else if (XAllocColor (screen->dpy, screen->cmap, &c))
713	return true;	746	return true;
…		…
725	{	758	{
726	rgba c;	759	rgba c;
727	char eos;	760	char eos;
728	int skip;	761	int skip;
729		762
		763	c.a = rgba::MAX_CC;
		764
730	// parse the nonstandard "[alphapercent]" prefix	765	// parse the nonstandard "[alphapercent]" prefix
731	if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))	766	if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
732	{	767	{
733	c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);	768	c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
734	name += skip;	769	name += skip;
735	}	770	}
736	else
737	c.a = rgba::MAX_CC;
738		771
739	// parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format	772	// parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
740	if (strlen (name) != 4+5*4 \|\| 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))	773	if (strlen (name) != 4+5*4 \|\| 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
741	{	774	{
742	XColor xc, xc_exact;	775	XColor xc;
743		776
744	if (XParseColor (screen->dpy, screen->cmap, name, &xc))	777	if (XParseColor (screen->dpy, screen->cmap, name, &xc))
745	{	778	{
746	c.r = xc.red;	779	c.r = xc.red;
747	c.g = xc.green;	780	c.g = xc.green;
…		…
774	{	807	{
775	XColor *colors = new XColor [screen->visual->map_entries];	808	XColor *colors = new XColor [screen->visual->map_entries];
776		809
777	for (int i = 0; i < cmap_size; i++)	810	for (int i = 0; i < cmap_size; i++)
778	colors [i].pixel = i;	811	colors [i].pixel = i;
779		812
780	// many kilobytes transfer per colour, but pseudocolor isn't worth	813	// many kilobytes transfer per colour, but pseudocolor isn't worth
781	// many extra optimisations.	814	// many extra optimisations.
782	XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);	815	XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
783		816
784	int diff = 0x7fffffffUL;	817	int diff = 0x7fffffffUL;
…		…
797	}	830	}
798	}	831	}
799		832
800	//rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",	833	//rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
801	// color.r, color.g, color.b, best->red, best->green, best->blue, diff);	834	// color.r, color.g, color.b, best->red, best->green, best->blue, diff);
802		835
803	got = alloc (screen, rgba (best->red, best->green, best->blue));	836	got = alloc (screen, rgba (best->red, best->green, best->blue));
804		837
805	delete colors;	838	delete [] colors;
806	}	839	}
807	#endif	840	#endif
808		841
809	return got;	842	return got;
810	}	843	}
…		…
835	color.green = c.g;	868	color.green = c.g;
836	color.blue = c.b;	869	color.blue = c.b;
837	color.pixel = (Pixel)*this;	870	color.pixel = (Pixel)*this;
838	}	871	}
839		872
840	void	873	void
841	rxvt_color::free (rxvt_screen *screen)	874	rxvt_color::free (rxvt_screen *screen)
842	{	875	{
		876	if (screen->visual->c_class == TrueColor)
		877	return; // nothing to do
		878
843	#if XFT	879	#if XFT
844	XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);	880	XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
845	#else	881	#else
846	XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);	882	XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
847	#endif	883	#endif
…		…
862	lerp (c.a, to.a, percent)	898	lerp (c.a, to.a, percent)
863	)	899	)
864	);	900	);
865	}	901	}
866		902
		903	rxvt_selection::rxvt_selection (rxvt_display disp, int selnum, Time tm, Window win, Atom prop, rxvt_term term)
		904	: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
		905	{
		906	assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
		907
		908	timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
		909	timer_ev.repeat = 10.;
		910	x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
		911
		912	incr_buf = 0;
		913	incr_buf_size = incr_buf_fill = 0;
		914	selection_wait = Sel_normal;
		915	selection_type = selnum;
		916	}
		917
		918	void
		919	rxvt_selection::stop ()
		920	{
		921	free (incr_buf);
		922	incr_buf = 0;
		923	timer_ev.stop ();
		924	x_ev.stop (display);
		925	}
		926
		927	rxvt_selection::~rxvt_selection ()
		928	{
		929	stop ();
		930	}
		931
		932	void
		933	rxvt_selection::run ()
		934	{
		935	int selnum = selection_type;
		936
		937	#if ENABLE_FRILLS
		938	if (selnum == Sel_Primary && display->selection_owner)
		939	{
		940	/* internal selection */
		941	char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
		942	finish (str, strlen (str));
		943	free (str);
		944	return;
		945	}
		946	#endif
		947
		948	#if X_HAVE_UTF8_STRING
		949	selection_type = Sel_UTF8String;
		950	if (request (display->xa[XA_UTF8_STRING], selnum))
		951	return;
		952	#else
		953	selection_type = Sel_CompoundText;
		954	if (request (display->xa[XA_COMPOUND_TEXT], selnum))
		955	return;
		956	#endif
		957
		958	// fallback to CUT_BUFFER0 if the requested property has no owner
		959	handle_selection (display->root, XA_CUT_BUFFER0, false);
		960	}
		961
		962	void
		963	rxvt_selection::finish (char *data, unsigned int len)
		964	{
		965	if (term)
		966	{
		967	if (data)
		968	term->paste (data, len);
		969
		970	term->selection_req = 0;
		971	delete this;
		972	}
		973	#if ENABLE_PERL
		974	else
		975	{
		976	stop (); // we do not really trust perl callbacks
		977	rxvt_perl.selection_finish (this, data, len);
		978	}
		979	#endif
		980	}
		981
		982	bool
		983	rxvt_selection::request (Atom target, int selnum)
		984	{
		985	Atom sel;
		986
		987	selection_type \|= selnum;
		988
		989	if (selnum == Sel_Primary)
		990	sel = XA_PRIMARY;
		991	else if (selnum == Sel_Secondary)
		992	sel = XA_SECONDARY;
		993	else
		994	sel = display->xa[XA_CLIPBOARD];
		995
		996	if (XGetSelectionOwner (display->dpy, sel) != None)
		997	{
		998	XConvertSelection (display->dpy, sel, target, request_prop,
		999	request_win, request_time);
		1000	x_ev.start (display, request_win);
		1001	timer_ev.again ();
		1002	return true;
		1003	}
		1004
		1005	return false;
		1006	}
		1007
		1008	void
		1009	rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
		1010	{
		1011	Display *dpy = display->dpy;
		1012	char *data = 0;
		1013	unsigned int data_len = 0;
		1014	unsigned long bytes_after;
		1015	XTextProperty ct;
		1016
		1017	// check for failed XConvertSelection
		1018	if (prop == None)
		1019	{
		1020	bool error = true;
		1021	int selnum = selection_type & Sel_whereMask;
		1022
		1023	if (selection_type & Sel_CompoundText)
		1024	{
		1025	selection_type = 0;
		1026	error = !request (XA_STRING, selnum);
		1027	}
		1028
		1029	if (selection_type & Sel_UTF8String)
		1030	{
		1031	selection_type = Sel_CompoundText;
		1032	error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
		1033	}
		1034
		1035	if (error)
		1036	{
		1037	ct.value = 0;
		1038	goto bailout;
		1039	}
		1040
		1041	return;
		1042	}
		1043
		1044	// length == (2^31 - 1) / 4, as gdk
		1045	if (XGetWindowProperty (dpy, win, prop,
		1046	0, 0x1fffffff,
		1047	delete_prop, AnyPropertyType,
		1048	&ct.encoding, &ct.format,
		1049	&ct.nitems, &bytes_after,
		1050	&ct.value) != Success)
		1051	{
		1052	ct.value = 0;
		1053	goto bailout;
		1054	}
		1055
		1056	if (ct.encoding == None)
		1057	goto bailout;
		1058
		1059	if (ct.value == 0)
		1060	goto bailout;
		1061
		1062	if (ct.encoding == display->xa[XA_INCR])
		1063	{
		1064	// INCR selection, start handshake
		1065	if (!delete_prop)
		1066	XDeleteProperty (dpy, win, prop);
		1067
		1068	selection_wait = Sel_incr;
		1069	timer_ev.again ();
		1070
		1071	goto bailout;
		1072	}
		1073
		1074	if (ct.nitems == 0)
		1075	{
		1076	if (selection_wait == Sel_incr)
		1077	{
		1078	XFree (ct.value);
		1079
		1080	// finally complete, now paste the whole thing
		1081	selection_wait = Sel_normal;
		1082	ct.value = (unsigned char *)incr_buf;
		1083	ct.nitems = incr_buf_fill;
		1084	incr_buf = 0;
		1085	timer_ev.stop ();
		1086	}
		1087	else
		1088	{
		1089	// avoid recursion
		1090	if (win != display->root \|\| prop != XA_CUT_BUFFER0)
		1091	{
		1092	XFree (ct.value);
		1093
		1094	// fallback to CUT_BUFFER0 if the requested property
		1095	// has an owner but is empty
		1096	handle_selection (display->root, XA_CUT_BUFFER0, False);
		1097	return;
		1098	}
		1099
		1100	goto bailout;
		1101	}
		1102	}
		1103	else if (selection_wait == Sel_incr)
		1104	{
		1105	timer_ev.again ();
		1106
		1107	while (incr_buf_fill + ct.nitems > incr_buf_size)
		1108	{
		1109	incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
		1110	incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
		1111	}
		1112
		1113	memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
		1114	incr_buf_fill += ct.nitems;
		1115
		1116	goto bailout;
		1117	}
		1118
		1119	char **cl;
		1120	int cr;
		1121
		1122	// we honour the first item only
		1123
		1124	#if !ENABLE_MINIMAL
		1125	// xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
		1126	// so recode it manually
		1127	if (ct.encoding == display->xa[XA_UTF8_STRING])
		1128	{
		1129	wchar_t w = rxvt_utf8towcs ((const char )ct.value, ct.nitems);
		1130	data = rxvt_wcstombs (w);
		1131	free (w);
		1132	}
		1133	else
		1134	#endif
		1135	if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
		1136	&& cl)
		1137	{
		1138	data = strdup (cl[0]);
		1139	XFreeStringList (cl);
		1140	}
		1141	else
		1142	{
		1143	// paste raw
		1144	data = strdup ((const char *)ct.value);
		1145	}
		1146
		1147	data_len = strlen (data);
		1148
		1149	bailout:
		1150	XFree (ct.value);
		1151
		1152	if (selection_wait == Sel_normal)
		1153	{
		1154	finish (data, data_len);
		1155	free (data);
		1156	}
		1157	}
		1158
		1159	void
		1160	rxvt_selection::timer_cb (ev::timer &w, int revents)
		1161	{
		1162	if (selection_wait == Sel_incr)
		1163	rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
		1164
		1165	finish ();
		1166	}
		1167
		1168	void
		1169	rxvt_selection::x_cb (XEvent &xev)
		1170	{
		1171	switch (xev.type)
		1172	{
		1173	case PropertyNotify:
		1174	if (selection_wait == Sel_incr
		1175	&& xev.xproperty.atom == request_prop
		1176	&& xev.xproperty.state == PropertyNewValue)
		1177	handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
		1178	break;
		1179
		1180	case SelectionNotify:
		1181	if (selection_wait == Sel_normal
		1182	&& xev.xselection.time == request_time)
		1183	{
		1184	timer_ev.stop ();
		1185	handle_selection (xev.xselection.requestor, xev.xselection.property, true);
		1186	}
		1187	break;
		1188	}
		1189	}

Diff Legend

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

Comparing rxvt-unicode/src/rxvttoolkit.C (file contents): Revision 1.51 by root, Sat Feb 18 14:14:43 2006 UTC vs. Revision 1.126 by sf-exg, Wed May 25 08:55:52 2011 UTC

Diff Legend

Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.51 by root, Sat Feb 18 14:14:43 2006 UTC vs.
Revision 1.126 by sf-exg, Wed May 25 08:55:52 2011 UTC