[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 1.132 by sf-exg, Sun Jun 3 15:50:22 2012 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	char *val = rxvt_temp_buf<char> (5 + strlen (id) + 1);
		436
432	strcpy (val, "unix/");	437	strcpy (val, "unix/");
433	strcat (val, id);	438	strcat (val, id);
		439
434	dpy = XOpenDisplay (val);	440	dpy = XOpenDisplay (val);
435	free (val);
436	}	441	}
437	else	442	else
438	#endif	443	#endif
439	dpy = 0;	444	dpy = 0;
440		445
…		…
445	return false;	450	return false;
446		451
447	screen = DefaultScreen (dpy);	452	screen = DefaultScreen (dpy);
448	root = DefaultRootWindow (dpy);	453	root = DefaultRootWindow (dpy);
449		454
450	assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);	455	assert (ecb_array_length (xa_names) == NUM_XA);
451	XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);	456	XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
452		457
453	XrmSetDatabase (dpy, get_resources (false));	458	XrmSetDatabase (dpy, get_resources (false));
454		459
455	#ifdef POINTER_BLANK	460	#ifdef POINTER_BLANK
…		…
461	blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',	466	blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
462	&blackcolour, &blackcolour);	467	&blackcolour, &blackcolour);
463	XUnloadFont (dpy, f);	468	XUnloadFont (dpy, f);
464	#endif	469	#endif
465		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 >= 11))
		479	flags \|= DISPLAY_HAS_RENDER_MUL;
		480
		481	XFilters *filters = XRenderQueryFilters (dpy, root);
		482	if (filters)
		483	{
		484	for (int i = 0; i < filters->nfilter; i++)
		485	if (!strcmp (filters->filter[i], FilterConvolution))
		486	flags \|= DISPLAY_HAS_RENDER_CONV;
		487
		488	XFree (filters);
		489	}
		490	}
		491	#endif
		492
466	int fd = XConnectionNumber (dpy);	493	int fd = XConnectionNumber (dpy);
467		494
468	#ifndef NO_SLOW_LINK_SUPPORT
469	// try to detect wether we have a local connection.	495	// try to detect whether we have a local connection.
470	// assume unix domains socket == local, everything else not	496	// assume unix domain socket == local, everything else not
471	// TODO: might want to check for inet/127.0.0.1	497	// TODO: might want to check for inet/127.0.0.1
472	is_local = 0;	498	is_local = 0;
473	sockaddr_un sa;	499	sockaddr_un sa;
474	socklen_t sl = sizeof (sa);	500	socklen_t sl = sizeof (sa);
475		501
476	if (!getsockname (fd, (sockaddr *)&sa, &sl))	502	if (!getsockname (fd, (sockaddr *)&sa, &sl))
477	is_local = sa.sun_family == AF_LOCAL;	503	is_local = sa.sun_family == AF_UNIX;
478	#endif
479		504
		505	flush_ev.start ();
480	x_ev.start (fd, EVENT_READ);	506	x_ev.start (fd, ev::READ);
481	fcntl (fd, F_SETFD, FD_CLOEXEC);	507	fcntl (fd, F_SETFD, FD_CLOEXEC);
482		508
483	XSelectInput (dpy, root, PropertyChangeMask);	509	XSelectInput (dpy, root, PropertyChangeMask);
484		510
485	flush ();	511	flush ();
…		…
488	}	514	}
489		515
490	void	516	void
491	rxvt_display::ref_next ()	517	rxvt_display::ref_next ()
492	{	518	{
493	// TODO: somehow check wether the database files/resources changed	519	// TODO: somehow check whether the database files/resources changed
494	// before affording re-loading/parsing	520	// before affording re-loading/parsing
495	XrmDestroyDatabase (XrmGetDatabase (dpy));	521	XrmDestroyDatabase (XrmGetDatabase (dpy));
		522	#if XLIB_ILLEGAL_ACCESS
		523	/* work around a bug in XrmSetDatabase where it frees the db */
		524	dpy->db = 0;
		525	#endif
496	XrmSetDatabase (dpy, get_resources (true));	526	XrmSetDatabase (dpy, get_resources (true));
497	}	527	}
498		528
499	rxvt_display::~rxvt_display ()	529	rxvt_display::~rxvt_display ()
500	{	530	{
…		…
503		533
504	#ifdef POINTER_BLANK	534	#ifdef POINTER_BLANK
505	XFreeCursor (dpy, blank_cursor);	535	XFreeCursor (dpy, blank_cursor);
506	#endif	536	#endif
507	x_ev.stop ();	537	x_ev.stop ();
		538	flush_ev.stop ();
508	#ifdef USE_XIM	539	#ifdef USE_XIM
509	xims.clear ();	540	xims.clear ();
510	#endif	541	#endif
		542	XrmDestroyDatabase (XrmGetDatabase (dpy));
511	XCloseDisplay (dpy);	543	XCloseDisplay (dpy);
512	}	544	}
513		545
514	#ifdef USE_XIM	546	#ifdef USE_XIM
515	void rxvt_display::im_change_cb ()	547	void rxvt_display::im_change_cb ()
…		…
527	unsigned long nitems, bytes_after;	559	unsigned long nitems, bytes_after;
528		560
529	if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,	561	if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
530	False, XA_ATOM, &actual_type, &actual_format,	562	False, XA_ATOM, &actual_type, &actual_format,
531	&nitems, &bytes_after, (unsigned char **)&atoms)	563	&nitems, &bytes_after, (unsigned char **)&atoms)
532	!= Success )	564	!= Success)
533	return;	565	return;
534		566
535	if (actual_type == XA_ATOM && actual_format == 32)	567	if (actual_type == XA_ATOM && actual_format == 32)
536	for (int i = 0; i < nitems; i++)	568	for (int i = 0; i < nitems; i++)
537	if (XGetSelectionOwner (dpy, atoms[i]))	569	if (XGetSelectionOwner (dpy, atoms[i]))
538	{	570	{
539	im_change_cb ();	571	im_change_cb ();
540	break;	572	break;
…		…
542		574
543	XFree (atoms);	575	XFree (atoms);
544	}	576	}
545	#endif	577	#endif
546		578
547	void rxvt_display::x_cb (io_watcher &w, short revents)	579	void rxvt_display::x_cb (ev::io &w, int revents)
548	{	580	{
		581	flush_ev.start ();
		582	}
		583
		584	void rxvt_display::flush_cb (ev::prepare &w, int revents)
		585	{
		586	while (XEventsQueued (dpy, QueuedAfterFlush))
549	do	587	do
550	{	588	{
551	XEvent xev;	589	XEvent xev;
552	XNextEvent (dpy, &xev);	590	XNextEvent (dpy, &xev);
553		591
554	#ifdef USE_XIM	592	#ifdef USE_XIM
555	if (!XFilterEvent (&xev, None))	593	if (!XFilterEvent (&xev, None))
556	{	594	{
557	if (xev.type == PropertyNotify	595	if (xev.type == PropertyNotify
558	&& xev.xany.window == root	596	&& xev.xany.window == root
559	&& xev.xproperty.atom == xa[XA_XIM_SERVERS])	597	&& xev.xproperty.atom == xa[XA_XIM_SERVERS])
560	im_change_check ();	598	im_change_check ();
561	#endif	599	#endif
		600	if (xev.type == MappingNotify)
		601	XRefreshKeyboardMapping (&xev.xmapping);
		602
562	for (int i = xw.size (); i--; )	603	for (int i = xw.size (); i--; )
563	{	604	{
564	if (!xw[i])	605	if (!xw[i])
565	xw.erase_unordered (i);	606	xw.erase_unordered (i);
566	else if (xw[i]->window == xev.xany.window)	607	else if (xw[i]->window == xev.xany.window)
567	xw[i]->call (xev);	608	xw[i]->call (xev);
568	}	609	}
569	#ifdef USE_XIM	610	#ifdef USE_XIM
570	}	611	}
571	#endif	612	#endif
572	}	613	}
573	while (XEventsQueued (dpy, QueuedAlready));	614	while (XEventsQueued (dpy, QueuedAlready));
574		615
575	XFlush (dpy);	616	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	}	617	}
585		618
586	void rxvt_display::reg (xevent_watcher *w)	619	void rxvt_display::reg (xevent_watcher *w)
587	{	620	{
		621	if (!w->active)
		622	{
588	xw.push_back (w);	623	xw.push_back (w);
589	w->active = xw.size ();	624	w->active = xw.size ();
		625	}
590	}	626	}
591		627
592	void rxvt_display::unreg (xevent_watcher *w)	628	void rxvt_display::unreg (xevent_watcher *w)
593	{	629	{
594	if (w->active)	630	if (w->active)
		631	{
595	xw[w->active - 1] = 0;	632	xw[w->active - 1] = 0;
		633	w->active = 0;
		634	}
596	}	635	}
597		636
598	void rxvt_display::set_selection_owner (rxvt_term *owner)	637	void rxvt_display::set_selection_owner (rxvt_term *owner, bool clipboard)
599	{	638	{
		639	rxvt_term * &cur_owner = !clipboard ? selection_owner : clipboard_owner;
		640
600	if (selection_owner && selection_owner != owner)	641	if (cur_owner && cur_owner != owner)
601	selection_owner->selection_clear ();	642	{
		643	rxvt_term *term = cur_owner;
		644	term->selection_clear (clipboard);
		645	term->flush ();
		646	}
602		647
603	selection_owner = owner;	648	cur_owner = owner;
604	}	649	}
605		650
606	#ifdef USE_XIM	651	#ifdef USE_XIM
607		652
608	void rxvt_display::reg (im_watcher *w)	653	void rxvt_display::reg (im_watcher *w)
…		…
621	int l, m;	666	int l, m;
622		667
623	l = strlen (locale);	668	l = strlen (locale);
624	m = strlen (modifiers);	669	m = strlen (modifiers);
625		670
626	if (!(id = (char *)malloc (l + m + 2)))	671	if (!(id = rxvt_temp_buf<char> (l + m + 2)))
627	return 0;	672	return 0;
628		673
629	memcpy (id, locale, l); id[l] = '\n';	674	memcpy (id, locale, l); id[l] = '\n';
630	memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;	675	memcpy (id + l + 1, modifiers, m); id[l + m + 1] = 0;
631		676
632	rxvt_xim *xim = xims.get (id);	677	rxvt_xim *xim = xims.get (id);
633
634	free (id);
635		678
636	return xim;	679	return xim;
637	}	680	}
638		681
639	void rxvt_display::put_xim (rxvt_xim *xim)	682	void rxvt_display::put_xim (rxvt_xim *xim)
…		…
654		697
655	template class refcache<rxvt_display>;	698	template class refcache<rxvt_display>;
656	refcache<rxvt_display> displays;	699	refcache<rxvt_display> displays;
657		700
658	/////////////////////////////////////////////////////////////////////////////	701	/////////////////////////////////////////////////////////////////////////////
659		702	//
		703
		704	static unsigned int
		705	insert_component (unsigned int value, unsigned int mask, unsigned int shift)
		706	{
		707	return (value * (mask + 1) >> 16) << shift;
		708	}
		709
660	bool	710	bool
661	rxvt_color::alloc (rxvt_screen *screen, const rgba &color)	711	rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
662	{	712	{
		713	//TODO: only supports 24 bit
		714	unsigned int alpha = color.a >= 0xff00 ? 0xffff : color.a;
		715
663	#if XFT	716	#if XFT
664	XRenderPictFormat *format;	717	XRenderPictFormat *format;
665		718
666	// FUCKING Xft gets it wrong, of course, so work around it.	719	// FUCKING Xft gets it wrong, of course, so work around it.
667	// Transparency users should eat shit and die, and then	720	// Transparency users should eat shit and die, and then
…		…
671	{	724	{
672	// the fun lies in doing everything manually...	725	// the fun lies in doing everything manually...
673	c.color.red = color.r;	726	c.color.red = color.r;
674	c.color.green = color.g;	727	c.color.green = color.g;
675	c.color.blue = color.b;	728	c.color.blue = color.b;
676	c.color.alpha = color.a;	729	c.color.alpha = alpha;
677		730
		731	// Xft wants premultiplied alpha, but abuses the alpha channel
		732	// as blend factor, and doesn't allow us to set the alpha channel
		733	c.color.red = c.color.red * alpha / 0xffff;
		734	c.color.green = c.color.green * alpha / 0xffff;
		735	c.color.blue = c.color.blue * alpha / 0xffff;
		736
678	c.pixel = ((color.r * format->direct.redMask / rgba::MAX_CC) << format->direct.red )	737	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)	738	\| insert_component (c.color.green, format->direct.greenMask, format->direct.green)
680	\| ((color.b * format->direct.blueMask / rgba::MAX_CC) << format->direct.blue )	739	\| insert_component (c.color.blue , format->direct.blueMask , format->direct.blue )
681	\| ((color.a * format->direct.alphaMask / rgba::MAX_CC) << format->direct.alpha);	740	\| insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
682		741
683	return true;	742	return true;
684	}	743	}
685	else	744	else
686	{	745	{
687	XRenderColor d;	746	XRenderColor d;
688		747
689	d.red = color.r;	748	d.red = color.r;
690	d.green = color.g;	749	d.green = color.g;
691	d.blue = color.b;	750	d.blue = color.b;
692	d.alpha = color.a;	751	d.alpha = alpha;
693		752
694	return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);	753	if (XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c))
		754	return true;
695	}	755	}
696	#else	756	#else
697	c.red = color.r;	757	c.red = color.r;
698	c.green = color.g;	758	c.green = color.g;
699	c.blue = color.b;	759	c.blue = color.b;
700		760
701	if (screen->visual->c_class == TrueColor)	761	if (screen->visual->c_class == TrueColor)
702	{	762	{
703	c.pixel = (color.r * (screen->visual->red_mask >> ctz (screen->visual->red_mask ))	763	c.pixel = (color.r >> (16 - ecb_popcount32 (screen->visual->red_mask )) << ecb_ctz32 (screen->visual->red_mask ))
704	/ rgba::MAX_CC) << ctz (screen->visual->red_mask )	764	\| (color.g >> (16 - ecb_popcount32 (screen->visual->green_mask)) << ecb_ctz32 (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 ))	765	\| (color.b >> (16 - ecb_popcount32 (screen->visual->blue_mask )) << ecb_ctz32 (screen->visual->blue_mask ));
708	/ rgba::MAX_CC) << ctz (screen->visual->blue_mask );
709		766
710	return true;	767	return true;
711	}	768	}
712	else if (XAllocColor (screen->dpy, screen->cmap, &c))	769	else if (XAllocColor (screen->dpy, screen->cmap, &c))
713	return true;	770	return true;
714	else	771	#endif
		772
715	c.pixel = (color.r + color.g + color.b) > 128*3	773	c.pixel = (color.r + color.g + color.b) > 128*3
716	? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))	774	? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
717	: BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));	775	: BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
718	#endif
719		776
720	return false;	777	return false;
721	}	778	}
722		779
723	bool	780	bool
…		…
725	{	782	{
726	rgba c;	783	rgba c;
727	char eos;	784	char eos;
728	int skip;	785	int skip;
729		786
		787	c.a = rgba::MAX_CC;
		788
730	// parse the nonstandard "[alphapercent]" prefix	789	// parse the nonstandard "[alphapercent]" prefix
731	if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))	790	if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
732	{	791	{
733	c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);	792	c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
734	name += skip;	793	name += skip;
735	}	794	}
736	else
737	c.a = rgba::MAX_CC;
738		795
739	// parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format	796	// 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))	797	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	{	798	{
742	XColor xc, xc_exact;	799	XColor xc;
743		800
744	if (XParseColor (screen->dpy, screen->cmap, name, &xc))	801	if (XParseColor (screen->dpy, screen->cmap, name, &xc))
745	{	802	{
746	c.r = xc.red;	803	c.r = xc.red;
747	c.g = xc.green;	804	c.g = xc.green;
…		…
774	{	831	{
775	XColor *colors = new XColor [screen->visual->map_entries];	832	XColor *colors = new XColor [screen->visual->map_entries];
776		833
777	for (int i = 0; i < cmap_size; i++)	834	for (int i = 0; i < cmap_size; i++)
778	colors [i].pixel = i;	835	colors [i].pixel = i;
779		836
780	// many kilobytes transfer per colour, but pseudocolor isn't worth	837	// many kilobytes transfer per colour, but pseudocolor isn't worth
781	// many extra optimisations.	838	// many extra optimisations.
782	XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);	839	XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
783		840
784	int diff = 0x7fffffffUL;	841	int diff = 0x7fffffffUL;
…		…
797	}	854	}
798	}	855	}
799		856
800	//rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",	857	//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);	858	// color.r, color.g, color.b, best->red, best->green, best->blue, diff);
802		859
803	got = alloc (screen, rgba (best->red, best->green, best->blue));	860	got = alloc (screen, rgba (best->red, best->green, best->blue));
804		861
805	delete colors;	862	delete [] colors;
806	}	863	}
807	#endif	864	#endif
808		865
809	return got;	866	return got;
810	}	867	}
…		…
835	color.green = c.g;	892	color.green = c.g;
836	color.blue = c.b;	893	color.blue = c.b;
837	color.pixel = (Pixel)*this;	894	color.pixel = (Pixel)*this;
838	}	895	}
839		896
840	void	897	void
841	rxvt_color::free (rxvt_screen *screen)	898	rxvt_color::free (rxvt_screen *screen)
842	{	899	{
		900	if (screen->visual->c_class == TrueColor)
		901	return; // nothing to do
		902
843	#if XFT	903	#if XFT
844	XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);	904	XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
845	#else	905	#else
846	XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);	906	XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
847	#endif	907	#endif
…		…
862	lerp (c.a, to.a, percent)	922	lerp (c.a, to.a, percent)
863	)	923	)
864	);	924	);
865	}	925	}
866		926
		927	rxvt_selection::rxvt_selection (rxvt_display disp, int selnum, Time tm, Window win, Atom prop, rxvt_term term)
		928	: display (disp), request_time (tm), request_win (win), request_prop (prop), term (term)
		929	{
		930	assert (selnum >= Sel_Primary && selnum <= Sel_Clipboard);
		931
		932	timer_ev.set<rxvt_selection, &rxvt_selection::timer_cb> (this);
		933	timer_ev.repeat = 10.;
		934	x_ev.set<rxvt_selection, &rxvt_selection::x_cb> (this);
		935
		936	incr_buf = 0;
		937	incr_buf_size = incr_buf_fill = 0;
		938	selection_wait = Sel_normal;
		939	selection_type = selnum;
		940	cb_sv = 0;
		941	}
		942
		943	void
		944	rxvt_selection::stop ()
		945	{
		946	free (incr_buf);
		947	incr_buf = 0;
		948	timer_ev.stop ();
		949	x_ev.stop (display);
		950	}
		951
		952	rxvt_selection::~rxvt_selection ()
		953	{
		954	stop ();
		955	}
		956
		957	void
		958	rxvt_selection::run ()
		959	{
		960	int selnum = selection_type;
		961
		962	#if ENABLE_FRILLS
		963	if (selnum == Sel_Primary && display->selection_owner)
		964	{
		965	/* internal selection */
		966	char *str = rxvt_wcstombs (display->selection_owner->selection.text, display->selection_owner->selection.len);
		967	finish (str, strlen (str));
		968	free (str);
		969	return;
		970	}
		971	#endif
		972
		973	#if X_HAVE_UTF8_STRING
		974	selection_type = Sel_UTF8String;
		975	if (request (display->xa[XA_UTF8_STRING], selnum))
		976	return;
		977	#else
		978	selection_type = Sel_CompoundText;
		979	if (request (display->xa[XA_COMPOUND_TEXT], selnum))
		980	return;
		981	#endif
		982
		983	// fallback to CUT_BUFFER0 if the requested property has no owner
		984	handle_selection (display->root, XA_CUT_BUFFER0, false);
		985	}
		986
		987	void
		988	rxvt_selection::finish (char *data, unsigned int len)
		989	{
		990	if (!cb_sv)
		991	{
		992	if (data)
		993	term->paste (data, len);
		994
		995	term->selection_req = 0;
		996	delete this;
		997	}
		998	#if ENABLE_PERL
		999	else
		1000	{
		1001	stop (); // we do not really trust perl callbacks
		1002	rxvt_perl.selection_finish (this, data, len);
		1003	}
		1004	#endif
		1005	}
		1006
		1007	bool
		1008	rxvt_selection::request (Atom target, int selnum)
		1009	{
		1010	Atom sel;
		1011
		1012	selection_type \|= selnum;
		1013
		1014	if (selnum == Sel_Primary)
		1015	sel = XA_PRIMARY;
		1016	else if (selnum == Sel_Secondary)
		1017	sel = XA_SECONDARY;
		1018	else
		1019	sel = display->xa[XA_CLIPBOARD];
		1020
		1021	if (XGetSelectionOwner (display->dpy, sel) != None)
		1022	{
		1023	XConvertSelection (display->dpy, sel, target, request_prop,
		1024	request_win, request_time);
		1025	x_ev.start (display, request_win);
		1026	timer_ev.again ();
		1027	return true;
		1028	}
		1029
		1030	return false;
		1031	}
		1032
		1033	void
		1034	rxvt_selection::handle_selection (Window win, Atom prop, bool delete_prop)
		1035	{
		1036	Display *dpy = display->dpy;
		1037	char *data = 0;
		1038	unsigned int data_len = 0;
		1039	unsigned long bytes_after;
		1040	XTextProperty ct;
		1041
		1042	// check for failed XConvertSelection
		1043	if (prop == None)
		1044	{
		1045	bool error = true;
		1046	int selnum = selection_type & Sel_whereMask;
		1047
		1048	if (selection_type & Sel_CompoundText)
		1049	{
		1050	selection_type = 0;
		1051	error = !request (XA_STRING, selnum);
		1052	}
		1053
		1054	if (selection_type & Sel_UTF8String)
		1055	{
		1056	selection_type = Sel_CompoundText;
		1057	error = !request (display->xa[XA_COMPOUND_TEXT], selnum);
		1058	}
		1059
		1060	if (error)
		1061	{
		1062	ct.value = 0;
		1063	goto bailout;
		1064	}
		1065
		1066	return;
		1067	}
		1068
		1069	// length == (2^31 - 1) / 4, as gdk
		1070	if (XGetWindowProperty (dpy, win, prop,
		1071	0, 0x1fffffff,
		1072	delete_prop, AnyPropertyType,
		1073	&ct.encoding, &ct.format,
		1074	&ct.nitems, &bytes_after,
		1075	&ct.value) != Success)
		1076	{
		1077	ct.value = 0;
		1078	goto bailout;
		1079	}
		1080
		1081	if (ct.encoding == None)
		1082	goto bailout;
		1083
		1084	if (ct.value == 0)
		1085	goto bailout;
		1086
		1087	if (ct.encoding == display->xa[XA_INCR])
		1088	{
		1089	// INCR selection, start handshake
		1090	if (!delete_prop)
		1091	XDeleteProperty (dpy, win, prop);
		1092
		1093	selection_wait = Sel_incr;
		1094	timer_ev.again ();
		1095
		1096	goto bailout;
		1097	}
		1098
		1099	if (ct.nitems == 0)
		1100	{
		1101	if (selection_wait == Sel_incr)
		1102	{
		1103	XFree (ct.value);
		1104
		1105	// finally complete, now paste the whole thing
		1106	selection_wait = Sel_normal;
		1107	ct.value = (unsigned char *)incr_buf;
		1108	ct.nitems = incr_buf_fill;
		1109	incr_buf = 0;
		1110	timer_ev.stop ();
		1111	}
		1112	else
		1113	{
		1114	// avoid recursion
		1115	if (win != display->root \|\| prop != XA_CUT_BUFFER0)
		1116	{
		1117	XFree (ct.value);
		1118
		1119	// fallback to CUT_BUFFER0 if the requested property
		1120	// has an owner but is empty
		1121	handle_selection (display->root, XA_CUT_BUFFER0, False);
		1122	return;
		1123	}
		1124
		1125	goto bailout;
		1126	}
		1127	}
		1128	else if (selection_wait == Sel_incr)
		1129	{
		1130	timer_ev.again ();
		1131
		1132	while (incr_buf_fill + ct.nitems > incr_buf_size)
		1133	{
		1134	incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
		1135	incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
		1136	}
		1137
		1138	memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
		1139	incr_buf_fill += ct.nitems;
		1140
		1141	goto bailout;
		1142	}
		1143
		1144	char **cl;
		1145	int cr;
		1146
		1147	// we honour the first item only
		1148
		1149	#if !ENABLE_MINIMAL
		1150	// xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
		1151	// so recode it manually
		1152	if (ct.encoding == display->xa[XA_UTF8_STRING])
		1153	{
		1154	wchar_t w = rxvt_utf8towcs ((const char )ct.value, ct.nitems);
		1155	data = rxvt_wcstombs (w);
		1156	free (w);
		1157	}
		1158	else
		1159	#endif
		1160	if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
		1161	&& cl)
		1162	{
		1163	data = strdup (cl[0]);
		1164	XFreeStringList (cl);
		1165	}
		1166	else
		1167	{
		1168	// paste raw
		1169	data = strdup ((const char *)ct.value);
		1170	}
		1171
		1172	data_len = strlen (data);
		1173
		1174	bailout:
		1175	XFree (ct.value);
		1176
		1177	if (selection_wait == Sel_normal)
		1178	{
		1179	finish (data, data_len);
		1180	free (data);
		1181	}
		1182	}
		1183
		1184	void
		1185	rxvt_selection::timer_cb (ev::timer &w, int revents)
		1186	{
		1187	if (selection_wait == Sel_incr)
		1188	rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
		1189
		1190	finish ();
		1191	}
		1192
		1193	void
		1194	rxvt_selection::x_cb (XEvent &xev)
		1195	{
		1196	switch (xev.type)
		1197	{
		1198	case PropertyNotify:
		1199	if (selection_wait == Sel_incr
		1200	&& xev.xproperty.atom == request_prop
		1201	&& xev.xproperty.state == PropertyNewValue)
		1202	handle_selection (xev.xproperty.window, xev.xproperty.atom, true);
		1203	break;
		1204
		1205	case SelectionNotify:
		1206	if (selection_wait == Sel_normal
		1207	&& xev.xselection.time == request_time)
		1208	{
		1209	timer_ev.stop ();
		1210	handle_selection (xev.xselection.requestor, xev.xselection.property, true);
		1211	}
		1212	break;
		1213	}
		1214	}

Diff Legend

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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents): Revision 1.51 by root, Sat Feb 18 14:14:43 2006 UTC vs. Revision 1.132 by sf-exg, Sun Jun 3 15:50:22 2012 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 1.132 by sf-exg, Sun Jun 3 15:50:22 2012 UTC