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

Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.36 by root, Mon Jan 30 17:43:20 2006 UTC vs.
Revision 1.93 by root, Sat Jan 26 10:24:47 2008 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) 2003-2007 Marc Lehmann <pcg@goof.com>
7	*	7	*
8	* This program is free software; you can redistribute it and/or modify	8	* 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	9	* 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	10	* the Free Software Foundation; either version 2 of the License, or
11	* (at your option) any later version.	11	* (at your option) any later version.
26		26
27	#include <unistd.h>	27	#include <unistd.h>
28	#include <fcntl.h>	28	#include <fcntl.h>
29		29
30	#include <sys/utsname.h>	30	#include <sys/utsname.h>
31
32	#ifndef NO_SLOW_LINK_SUPPORT
33	# include <sys/socket.h>	31	#include <sys/socket.h>
34	# include <sys/un.h>	32	#include <sys/un.h>
35	#endif
36		33
37	#if XFT	34	#if XFT
38	# include <X11/extensions/Xrender.h>	35	# include <X11/extensions/Xrender.h>
39	#endif	36	#endif
40		37
…		…
67	#endif	64	#endif
68	#if USE_XIM	65	#if USE_XIM
69	"WM_LOCALE_NAME",	66	"WM_LOCALE_NAME",
70	"XIM_SERVERS",	67	"XIM_SERVERS",
71	#endif	68	#endif
72	#ifdef TRANSPARENT	69	#ifdef ENABLE_TRANSPARENCY
73	"_XROOTPMAP_ID",	70	"_XROOTPMAP_ID",
74	"ESETROOT_PMAP_ID",	71	"ESETROOT_PMAP_ID",
75	#endif	72	#endif
76	#if ENABLE_XEMBED	73	#if ENABLE_XEMBED
77	"_XEMBED",	74	"_XEMBED",
…		…
81	"SCREEN_RESOURCES",	78	"SCREEN_RESOURCES",
82	"XDCCC_LINEAR_RGB_CORRECTION",	79	"XDCCC_LINEAR_RGB_CORRECTION",
83	"XDCCC_LINEAR_RGB_MATRICES",	80	"XDCCC_LINEAR_RGB_MATRICES",
84	"WM_COLORMAP_WINDOWS",	81	"WM_COLORMAP_WINDOWS",
85	"WM_STATE",	82	"WM_STATE",
		83	"cursor",
		84	# if USE_XIM
		85	"TRANSPORT",
		86	"LOCALES",
		87	"_XIM_PROTOCOL",
		88	"_XIM_XCONNECT",
		89	"_XIM_MOREDATA",
		90	# endif
86	#endif	91	#endif
87	};	92	};
88		93
89	/////////////////////////////////////////////////////////////////////////////	94	/////////////////////////////////////////////////////////////////////////////
90		95
…		…
169	bool	174	bool
170	rxvt_xim::ref_init ()	175	rxvt_xim::ref_init ()
171	{	176	{
172	display = GET_R->display; //HACK: TODO	177	display = GET_R->display; //HACK: TODO
173		178
174	xim = XOpenIM (display->display, NULL, NULL, NULL);	179	xim = XOpenIM (display->dpy, 0, 0, 0);
175		180
176	if (!xim)	181	if (!xim)
177	return false;	182	return false;
178		183
179	XIMCallback ximcallback;	184	XIMCallback ximcallback;
180	ximcallback.client_data = (XPointer)this;	185	ximcallback.client_data = (XPointer)this;
181	ximcallback.callback = im_destroy_cb;	186	ximcallback.callback = im_destroy_cb;
182		187
183	XSetIMValues (xim, XNDestroyCallback, &ximcallback, NULL);	188	XSetIMValues (xim, XNDestroyCallback, &ximcallback, (char *)0);
184		189
185	return true;	190	return true;
186	}	191	}
187		192
188	rxvt_xim::~rxvt_xim ()	193	rxvt_xim::~rxvt_xim ()
…		…
193		198
194	#endif	199	#endif
195		200
196	/////////////////////////////////////////////////////////////////////////////	201	/////////////////////////////////////////////////////////////////////////////
197		202
		203	#if XFT
		204	rxvt_drawable::~rxvt_drawable ()
		205	{
		206	if (xftdrawable)
		207	XftDrawDestroy (xftdrawable);
		208	}
		209
		210	rxvt_drawable::operator XftDraw *()
		211	{
		212	if (!xftdrawable)
		213	xftdrawable = XftDrawCreate (screen->dpy, drawable, screen->visual, screen->cmap);
		214
		215	return xftdrawable;
		216	}
		217	#endif
		218
		219	/////////////////////////////////////////////////////////////////////////////
		220
		221	#if XFT
		222
		223	// not strictly necessary as it is only used with superclass of zero_initialised
		224	rxvt_screen::rxvt_screen ()
		225	: scratch_area (0)
		226	{
		227	}
		228
		229	rxvt_drawable &rxvt_screen::scratch_drawable (int w, int h)
		230	{
		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	{
		236	if (scratch_area)
		237	{
		238	XFreePixmap (dpy, scratch_area->drawable);
		239	delete scratch_area;
		240	}
		241
		242	Pixmap pm = XCreatePixmap (dpy, RootWindowOfScreen (ScreenOfDisplay (dpy, display->screen)),
		243	scratch_w = w, scratch_h = h, depth);
		244
		245	scratch_area = new rxvt_drawable (this, pm);
		246	}
		247
		248	return *scratch_area;
		249	}
		250
		251	#endif
		252
198	void	253	void
199	rxvt_screen::set (rxvt_display *disp)	254	rxvt_screen::set (rxvt_display *disp)
200	{	255	{
201	display = disp;	256	display = disp;
202	xdisp = disp->display;	257	dpy = disp->dpy;
203		258
204	Screen *screen = ScreenOfDisplay (xdisp, disp->screen);	259	Screen *screen = ScreenOfDisplay (dpy, disp->screen);
205		260
206	depth = DefaultDepthOfScreen (screen);	261	depth = DefaultDepthOfScreen (screen);
207	visual = DefaultVisualOfScreen (screen);	262	visual = DefaultVisualOfScreen (screen);
208	cmap = DefaultColormapOfScreen (screen);	263	cmap = DefaultColormapOfScreen (screen);
209	}	264	}
210		265
211	void	266	void
212	rxvt_screen::set (rxvt_display *disp, int bitdepth)	267	rxvt_screen::select_visual (int bitdepth)
213	{	268	{
214	set (disp);
215
216	#if XFT	269	#if XFT
217	XVisualInfo vinfo;	270	XVisualInfo vinfo;
218		271
219	if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo))	272	if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
220	{	273	{
221	depth = bitdepth;	274	depth = bitdepth;
222	visual = vinfo.visual;	275	visual = vinfo.visual;
223	cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone);	276	cmap = XCreateColormap (dpy, display->root, visual, AllocNone);
224	}	277	}
225	#endif	278	#endif
226	}	279	}
227		280
228	void	281	void
229	rxvt_screen::clear ()	282	rxvt_screen::clear ()
230	{	283	{
		284	#if XFT
		285	if (scratch_area)
		286	{
		287	XFreePixmap (dpy, scratch_area->drawable);
		288	delete scratch_area;
		289	}
		290	#endif
		291
231	if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (xdisp, display->screen)))	292	if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen)))
232	XFreeColormap (xdisp, cmap);	293	XFreeColormap (dpy, cmap);
233	}	294	}
234		295
235	/////////////////////////////////////////////////////////////////////////////	296	/////////////////////////////////////////////////////////////////////////////
236		297
237	rxvt_display::rxvt_display (const char *id)	298	rxvt_display::rxvt_display (const char *id)
238	: refcounted (id)	299	: refcounted (id)
239	, x_ev (this, &rxvt_display::x_cb)
240	, selection_owner (0)	300	, selection_owner (0)
241	{	301	{
		302	x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
		303	flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
242	}	304	}
243		305
244	XrmDatabase	306	XrmDatabase
245	rxvt_display::get_resources ()	307	rxvt_display::get_resources (bool refresh)
246	{	308	{
247	char homedir = (char )getenv ("HOME");	309	char *homedir = getenv ("HOME");
248	char fname[1024];	310	char fname[1024];
249		311
250	/*	312	/*
251	* get resources using the X library function	313	* get resources using the X library function
252	*/	314	*/
253	char displayResource, xe;	315	char displayResource, xe;
254	XrmDatabase database, rdb1;	316	XrmDatabase rdb1, database = 0;
255
256	database = NULL;
257		317
258	// for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20	318	// 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
259		320
260	// 6. System wide per application default file.	321	// 6. System wide per application default file.
261		322
262	/* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */	323	/* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
263	if ((xe = (char *)getenv ("XAPPLRESDIR")))	324	if ((xe = getenv ("XAPPLRESDIR")))
264	{	325	{
265	snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);	326	snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
266		327
267	if ((rdb1 = XrmGetFileDatabase (fname)))	328	if ((rdb1 = XrmGetFileDatabase (fname)))
268	XrmMergeDatabases (rdb1, &database);	329	XrmMergeDatabases (rdb1, &database);
…		…
270		331
271	// 5. User's per application default file.	332	// 5. User's per application default file.
272	// none	333	// none
273		334
274	// 4. User's defaults file.	335	// 4. User's defaults file.
		336	if (homedir)
		337	{
		338	snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
		339
		340	if ((rdb1 = XrmGetFileDatabase (fname)))
		341	XrmMergeDatabases (rdb1, &database);
		342	}
		343
275	/* Get any Xserver defaults */	344	/* Get any Xserver defaults */
		345	if (refresh)
		346	{
		347	// fucking xlib keeps a copy of the rm string
		348	Atom actual_type;
		349	int actual_format;
		350	unsigned long nitems, nremaining;
		351	char *val = 0;
		352
		353	#if XLIB_ILLEGAL_ACCESS
		354	if (dpy->xdefaults)
		355	XFree (dpy->xdefaults);
		356	#endif
		357
		358	if (XGetWindowProperty (dpy, RootWindow (dpy, 0), XA_RESOURCE_MANAGER,
		359	0L, 100000000L, False,
		360	XA_STRING, &actual_type, &actual_format,
		361	&nitems, &nremaining,
		362	(unsigned char **)&val) == Success
		363	&& actual_type == XA_STRING
		364	&& actual_format == 8)
		365	displayResource = val;
		366	else
		367	{
		368	displayResource = 0;
		369
		370	if (val)
		371	XFree(val);
		372	}
		373
		374	#if XLIB_ILLEGAL_ACCESS
		375	dpy->xdefaults = displayResource;
		376	#endif
		377	}
		378	else
276	displayResource = XResourceManagerString (display);	379	displayResource = XResourceManagerString (dpy);
277		380
278	if (displayResource != NULL)	381	if (displayResource)
279	{	382	{
280	if ((rdb1 = XrmGetStringDatabase (displayResource)))	383	if ((rdb1 = XrmGetStringDatabase (displayResource)))
281	XrmMergeDatabases (rdb1, &database);	384	XrmMergeDatabases (rdb1, &database);
282	}	385	}
283	else if (homedir)
284	{
285	snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
286		386
287	if ((rdb1 = XrmGetFileDatabase (fname)))	387	#if !XLIB_ILLEGAL_ACCESS
288	XrmMergeDatabases (rdb1, &database);	388	if (refresh && displayResource)
289	}	389	XFree (displayResource);
		390	#endif
290		391
291	/* Get screen specific resources */	392	/* Get screen specific resources */
292	displayResource = XScreenResourceString (ScreenOfDisplay (display, screen));	393	displayResource = XScreenResourceString (ScreenOfDisplay (dpy, screen));
293		394
294	if (displayResource != NULL)	395	if (displayResource)
295	{	396	{
296	if ((rdb1 = XrmGetStringDatabase (displayResource)))	397	if ((rdb1 = XrmGetStringDatabase (displayResource)))
297	/* Merge with screen-independent resources */	398	/* Merge with screen-independent resources */
298	XrmMergeDatabases (rdb1, &database);	399	XrmMergeDatabases (rdb1, &database);
299		400
300	XFree (displayResource);	401	XFree (displayResource);
301	}	402	}
302		403
303	// 3. User's per host defaults file	404	// 3. User's per host defaults file
304	/* Add in XENVIRONMENT file */	405	/* Add in XENVIRONMENT file */
305	if ((xe = (char *)getenv ("XENVIRONMENT"))	406	if ((xe = getenv ("XENVIRONMENT"))
306	&& (rdb1 = XrmGetFileDatabase (xe)))	407	&& (rdb1 = XrmGetFileDatabase (xe)))
307	XrmMergeDatabases (rdb1, &database);	408	XrmMergeDatabases (rdb1, &database);
308	else if (homedir)	409	else if (homedir)
309	{	410	{
310	struct utsname un;	411	struct utsname un;
…		…
327	if (id[0] == ':')	428	if (id[0] == ':')
328	{	429	{
329	val = rxvt_malloc (5 + strlen (id) + 1);	430	val = rxvt_malloc (5 + strlen (id) + 1);
330	strcpy (val, "unix/");	431	strcpy (val, "unix/");
331	strcat (val, id);	432	strcat (val, id);
332	display = XOpenDisplay (val);	433	dpy = XOpenDisplay (val);
333	free (val);	434	free (val);
334	}	435	}
335	else	436	else
336	#endif	437	#endif
337	display = 0;	438	dpy = 0;
338		439
339	if (!display)	440	if (!dpy)
340	display = XOpenDisplay (id);	441	dpy = XOpenDisplay (id);
341		442
342	if (!display)	443	if (!dpy)
343	return false;	444	return false;
344		445
345	screen = DefaultScreen (display);	446	screen = DefaultScreen (dpy);
346	root = DefaultRootWindow (display);	447	root = DefaultRootWindow (dpy);
347		448
348	assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);	449	assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
349	XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa);	450	XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
350		451
351	XrmSetDatabase (display, get_resources ());	452	XrmSetDatabase (dpy, get_resources (false));
352		453
353	#ifdef POINTER_BLANK	454	#ifdef POINTER_BLANK
354	XColor blackcolour;	455	XColor blackcolour;
355	blackcolour.red = 0;	456	blackcolour.red = 0;
356	blackcolour.green = 0;	457	blackcolour.green = 0;
357	blackcolour.blue = 0;	458	blackcolour.blue = 0;
358	Font f = XLoadFont (display, "fixed");	459	Font f = XLoadFont (dpy, "fixed");
359	blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ',	460	blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
360	&blackcolour, &blackcolour);	461	&blackcolour, &blackcolour);
361	XUnloadFont (display, f);	462	XUnloadFont (dpy, f);
362	#endif	463	#endif
363		464
364	int fd = XConnectionNumber (display);	465	int fd = XConnectionNumber (dpy);
365		466
366	#ifndef NO_SLOW_LINK_SUPPORT
367	// try to detect wether we have a local connection.	467	// try to detect wether we have a local connection.
368	// assume unix domains socket == local, everything else not	468	// assume unix domain socket == local, everything else not
369	// TODO: might want to check for inet/127.0.0.1	469	// TODO: might want to check for inet/127.0.0.1
370	is_local = 0;	470	is_local = 0;
371	sockaddr_un sa;	471	sockaddr_un sa;
372	socklen_t sl = sizeof (sa);	472	socklen_t sl = sizeof (sa);
373		473
374	if (!getsockname (fd, (sockaddr *)&sa, &sl))	474	if (!getsockname (fd, (sockaddr *)&sa, &sl))
375	is_local = sa.sun_family == AF_LOCAL;	475	is_local = sa.sun_family == AF_UNIX;
376	#endif
377		476
		477	flush_ev.start ();
378	x_ev.start (fd, EVENT_READ);	478	x_ev.start (fd, ev::READ);
379	fcntl (fd, F_SETFD, FD_CLOEXEC);	479	fcntl (fd, F_SETFD, FD_CLOEXEC);
380		480
381	XSelectInput (display, root, PropertyChangeMask);	481	XSelectInput (dpy, root, PropertyChangeMask);
382		482
383	flush ();	483	flush ();
384		484
385	return true;	485	return true;
386	}	486	}
387		487
388	void	488	void
389	rxvt_display::ref_next ()	489	rxvt_display::ref_next ()
390	{	490	{
391	// TODO: somehow check wether the database files/resources changed	491	// TODO: somehow check wether the database files/resources changed
392	// before re-loading/parsing	492	// before affording re-loading/parsing
393	XrmDestroyDatabase (XrmGetDatabase (display));	493	XrmDestroyDatabase (XrmGetDatabase (dpy));
394	XrmSetDatabase (display, get_resources ());	494	XrmSetDatabase (dpy, get_resources (true));
395	}	495	}
396		496
397	rxvt_display::~rxvt_display ()	497	rxvt_display::~rxvt_display ()
398	{	498	{
399	if (!display)	499	if (!dpy)
400	return;	500	return;
401		501
402	#ifdef POINTER_BLANK	502	#ifdef POINTER_BLANK
403	XFreeCursor (display, blank_cursor);	503	XFreeCursor (dpy, blank_cursor);
404	#endif	504	#endif
405	x_ev.stop ();	505	x_ev.stop ();
		506	flush_ev.stop ();
406	#ifdef USE_XIM	507	#ifdef USE_XIM
407	xims.clear ();	508	xims.clear ();
408	#endif	509	#endif
409	XCloseDisplay (display);	510	XCloseDisplay (dpy);
410	}	511	}
411		512
412	#ifdef USE_XIM	513	#ifdef USE_XIM
413	void rxvt_display::im_change_cb ()	514	void rxvt_display::im_change_cb ()
414	{	515	{
…		…
422	// registers, as xlib crashes due to a race otherwise.	523	// registers, as xlib crashes due to a race otherwise.
423	Atom actual_type, *atoms;	524	Atom actual_type, *atoms;
424	int actual_format;	525	int actual_format;
425	unsigned long nitems, bytes_after;	526	unsigned long nitems, bytes_after;
426		527
427	if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L,	528	if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
428	False, XA_ATOM, &actual_type, &actual_format,	529	False, XA_ATOM, &actual_type, &actual_format,
429	&nitems, &bytes_after, (unsigned char **)&atoms)	530	&nitems, &bytes_after, (unsigned char **)&atoms)
430	!= Success )	531	!= Success )
431	return;	532	return;
432		533
433	if (actual_type == XA_ATOM && actual_format == 32)	534	if (actual_type == XA_ATOM && actual_format == 32)
434	for (int i = 0; i < nitems; i++)	535	for (int i = 0; i < nitems; i++)
435	if (XGetSelectionOwner (display, atoms[i]))	536	if (XGetSelectionOwner (dpy, atoms[i]))
436	{	537	{
437	im_change_cb ();	538	im_change_cb ();
438	break;	539	break;
439	}	540	}
440		541
441	XFree (atoms);	542	XFree (atoms);
442	}	543	}
443	#endif	544	#endif
444		545
445	void rxvt_display::x_cb (io_watcher &w, short revents)	546	void rxvt_display::x_cb (ev::io &w, int revents)
446	{	547	{
447	do	548	while (XEventsQueued (dpy, QueuedAfterReading))
448	{	549	{
449	XEvent xev;	550	XEvent xev;
450	XNextEvent (display, &xev);	551	XNextEvent (dpy, &xev);
		552
		553	flush_ev.start ();
451		554
452	#ifdef USE_XIM	555	#ifdef USE_XIM
453	if (!XFilterEvent (&xev, None))	556	if (!XFilterEvent (&xev, None))
		557	#endif
454	{	558	{
455	if (xev.type == PropertyNotify	559	if (xev.type == PropertyNotify
456	&& xev.xany.window == root	560	&& xev.xany.window == root
457	&& xev.xproperty.atom == xa[XA_XIM_SERVERS])	561	&& xev.xproperty.atom == xa[XA_XIM_SERVERS])
458	im_change_check ();	562	im_change_check ();
459	#endif	563	if (xev.type == MappingNotify)
		564	XRefreshKeyboardMapping (&xev.xmapping);
		565
460	for (int i = xw.size (); i--; )	566	for (int i = xw.size (); i--; )
461	{	567	{
462	if (!xw[i])	568	if (!xw[i])
463	xw.erase_unordered (i);	569	xw.erase_unordered (i);
464	else if (xw[i]->window == xev.xany.window)	570	else if (xw[i]->window == xev.xany.window)
465	xw[i]->call (xev);	571	xw[i]->call (xev);
466	}	572	}
		573	}
		574	}
		575
		576	XFlush (dpy);
		577	}
		578
		579	void rxvt_display::flush_cb (ev::idle &w, int revents)
		580	{
		581	XFlush (dpy);
		582	}
		583
		584	void rxvt_display::reg (xevent_watcher *w)
		585	{
		586	if (!w->active)
		587	{
		588	xw.push_back (w);
		589	w->active = xw.size ();
		590	}
		591	}
		592
		593	void rxvt_display::unreg (xevent_watcher *w)
		594	{
		595	if (w->active)
		596	{
		597	xw[w->active - 1] = 0;
		598	w->active = 0;
		599	}
		600	}
		601
		602	void rxvt_display::set_selection_owner (rxvt_term *owner)
		603	{
		604	if (selection_owner && selection_owner != owner)
		605	{
		606	rxvt_term *owner = selection_owner;
		607
		608	owner->selection_clear ();
		609	owner->flush ();
		610	}
		611
		612	selection_owner = owner;
		613	}
		614
467	#ifdef USE_XIM	615	#ifdef USE_XIM
468	}
469	#endif
470	}
471	while (XEventsQueued (display, QueuedAlready));
472		616
473	XFlush (display);
474	}
475
476	void rxvt_display::flush ()
477	{
478	if (XEventsQueued (display, QueuedAlready))
479	x_cb (x_ev, EVENT_READ);
480
481	XFlush (display);
482	}
483
484	void rxvt_display::reg (xevent_watcher *w)
485	{
486	xw.push_back (w);
487	w->active = xw.size ();
488	}
489
490	void rxvt_display::unreg (xevent_watcher *w)
491	{
492	if (w->active)
493	xw[w->active - 1] = 0;
494	}
495
496	void rxvt_display::set_selection_owner (rxvt_term *owner)
497	{
498	if (selection_owner && selection_owner != owner)
499	selection_owner->selection_clear ();
500
501	selection_owner = owner;
502	}
503
504	#ifdef USE_XIM
505	void rxvt_display::reg (im_watcher *w)	617	void rxvt_display::reg (im_watcher *w)
506	{	618	{
507	imw.push_back (w);	619	imw.push_back (w);
508	}	620	}
509		621
…		…
533	return xim;	645	return xim;
534	}	646	}
535		647
536	void rxvt_display::put_xim (rxvt_xim *xim)	648	void rxvt_display::put_xim (rxvt_xim *xim)
537	{	649	{
538	#if XLIB_IS_RACEFREE	650	# if XLIB_IS_RACEFREE
539	xims.put (xim);	651	xims.put (xim);
540	#endif	652	# endif
541	}	653	}
		654
542	#endif	655	#endif
543		656
544	Atom rxvt_display::atom (const char *name)	657	Atom rxvt_display::atom (const char *name)
545	{	658	{
546	return XInternAtom (display, name, False);	659	return XInternAtom (dpy, name, False);
547	}	660	}
548		661
549	/////////////////////////////////////////////////////////////////////////////	662	/////////////////////////////////////////////////////////////////////////////
550		663
551	template class refcache<rxvt_display>;	664	template class refcache<rxvt_display>;
552	refcache<rxvt_display> displays;	665	refcache<rxvt_display> displays;
553		666
554	/////////////////////////////////////////////////////////////////////////////	667	/////////////////////////////////////////////////////////////////////////////
555		668	//
		669
		670	static unsigned int
		671	insert_component (unsigned int value, unsigned int mask, unsigned int shift)
		672	{
		673	return (value * (mask + 1) >> 16) << shift;
		674	}
		675
		676	bool
		677	rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
		678	{
		679	//TODO: only supports 24 bit
		680	int alpha = color.a >= 0xff00 ? 0xffff : color.a;
		681
		682	#if XFT
		683	XRenderPictFormat *format;
		684
		685	// FUCKING Xft gets it wrong, of course, so work around it.
		686	// Transparency users should eat shit and die, and then
		687	// XRenderQueryPictIndexValues themselves plenty.
		688	if ((screen->visual->c_class == TrueColor)
		689	&& (format = XRenderFindVisualFormat (screen->dpy, screen->visual)))
		690	{
		691	// the fun lies in doing everything manually...
		692	c.color.red = color.r;
		693	c.color.green = color.g;
		694	c.color.blue = color.b;
		695	c.color.alpha = alpha;
		696
		697	c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red )
		698	\| insert_component (color.g, format->direct.greenMask, format->direct.green)
		699	\| insert_component (color.b, format->direct.blueMask , format->direct.blue )
		700	\| insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
		701
		702	return true;
		703	}
		704	else
		705	{
		706	XRenderColor d;
		707
		708	d.red = color.r;
		709	d.green = color.g;
		710	d.blue = color.b;
		711	d.alpha = alpha;
		712
		713	return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);
		714	}
		715	#else
		716	c.red = color.r;
		717	c.green = color.g;
		718	c.blue = color.b;
		719
		720	if (screen->visual->c_class == TrueColor)
		721	{
		722	c.pixel = (color.r >> (16 - popcount (screen->visual->red_mask )) << ctz (screen->visual->red_mask ))
		723	\| (color.g >> (16 - popcount (screen->visual->green_mask)) << ctz (screen->visual->green_mask))
		724	\| (color.b >> (16 - popcount (screen->visual->blue_mask )) << ctz (screen->visual->blue_mask ));
		725
		726	return true;
		727	}
		728	else if (XAllocColor (screen->dpy, screen->cmap, &c))
		729	return true;
		730	else
		731	c.pixel = (color.r + color.g + color.b) > 128*3
		732	? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
		733	: BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
		734	#endif
		735
		736	return false;
		737	}
		738
556	bool	739	bool
557	rxvt_color::set (rxvt_screen screen, const char name)	740	rxvt_color::set (rxvt_screen screen, const char name)
558	{	741	{
		742	rgba c;
		743	char eos;
		744	int skip;
		745
		746	c.a = rgba::MAX_CC;
		747
		748	// parse the nonstandard "[alphapercent]" prefix
		749	if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
		750	{
		751	c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
		752	name += skip;
		753	}
		754
		755	// parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
		756	if (strlen (name) != 4+5*4 \|\| 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
		757	{
		758	XColor xc;
		759
		760	if (XParseColor (screen->dpy, screen->cmap, name, &xc))
		761	{
		762	c.r = xc.red;
		763	c.g = xc.green;
		764	c.b = xc.blue;
		765	}
		766	else
		767	{
		768	c.r = 0xffff;
		769	c.g = 0x6969;
		770	c.b = 0xb4b4;
		771
		772	rxvt_warn ("unable to parse color '%s', using pink instead.\n", name);
		773	}
		774	}
		775
		776	return set (screen, c);
		777	}
		778
		779	bool
		780	rxvt_color::set (rxvt_screen *screen, const rgba &color)
		781	{
		782	bool got = alloc (screen, color);
		783
		784	#if !ENABLE_MINIMAL
		785	int cmap_size = screen->visual->map_entries;
		786
		787	if (!got
		788	&& screen->visual->c_class == PseudoColor
		789	&& cmap_size < 4096)
		790	{
		791	XColor *colors = new XColor [screen->visual->map_entries];
		792
		793	for (int i = 0; i < cmap_size; i++)
		794	colors [i].pixel = i;
		795
		796	// many kilobytes transfer per colour, but pseudocolor isn't worth
		797	// many extra optimisations.
		798	XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
		799
		800	int diff = 0x7fffffffUL;
		801	XColor *best = colors;
		802
		803	for (int i = 0; i < cmap_size; i++)
		804	{
		805	int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2))
		806	+ (squared_diff<int> (color.g >> 2, colors [i].green >> 2))
		807	+ (squared_diff<int> (color.b >> 2, colors [i].blue >> 2));
		808
		809	if (d < diff)
		810	{
		811	diff = d;
		812	best = colors + i;
		813	}
		814	}
		815
		816	//rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
		817	// color.r, color.g, color.b, best->red, best->green, best->blue, diff);
		818
		819	got = alloc (screen, rgba (best->red, best->green, best->blue));
		820
		821	delete [] colors;
		822	}
		823	#endif
		824
		825	return got;
		826	}
		827
		828	void
		829	rxvt_color::get (rgba &color)
		830	{
559	#if XFT	831	#if XFT
560	int l = strlen (name);	832	color.r = c.color.red;
561	rxvt_rgba r;	833	color.g = c.color.green;
562	char eos;	834	color.b = c.color.blue;
563	int mult;	835	color.a = c.color.alpha;
564
565	// shortcutting this saves countless server RTTs for the built-in colours
566	if (l == 3+3*3 && 3 == sscanf (name, "rgb:%hx/%hx/%hx/%hx%c", &r.r, &r.g, &r.b, &r.a, &eos))
567	{
568	r.a = rxvt_rgba::MAX_CC;
569	mult = rxvt_rgba::MAX_CC / 0x00ff;
570	}
571
572	// parse a number of non-standard ARGB colour specifications
573	else if ( l == 1+4*1 && 4 == sscanf (name, "#%1hx%1hx%1hx%1hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
574	mult = rxvt_rgba::MAX_CC / 0x000f;
575	else if (l == 1+4*2 && 4 == sscanf (name, "#%2hx%2hx%2hx%2hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
576	mult = rxvt_rgba::MAX_CC / 0x00ff;
577	else if (l == 1+4*4 && 4 == sscanf (name, "#%4hx%4hx%4hx%4hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
578	mult = rxvt_rgba::MAX_CC / 0xffff;
579	else if (l == 4+5*4 && 4 == sscanf (name, "rgba:%hx/%hx/%hx/%hx%c", &r.r, &r.g, &r.b, &r.a, &eos))
580	mult = rxvt_rgba::MAX_CC / 0xffff;
581
582	// slow case: server round trip
583	else
584	return XftColorAllocName (screen->xdisp, screen->visual, screen->cmap, name, &c);
585
586	r.r = mult; r.g = mult; r.b = mult; r.a = mult;
587
588	return set (screen, r);
589	#else	836	#else
590	XColor xc;	837	color.r = c.red;
591		838	color.g = c.green;
592	if (XParseColor (screen->xdisp, screen->cmap, name, &xc))	839	color.b = c.blue;
593	return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue));	840	color.a = rgba::MAX_CC;
594
595	return false;
596	#endif	841	#endif
597	}	842	}
598		843
599	bool	844	void
		845	rxvt_color::get (XColor &color)
		846	{
		847	rgba c;
		848	get (c);
		849
		850	color.red = c.r;
		851	color.green = c.g;
		852	color.blue = c.b;
		853	color.pixel = (Pixel)*this;
		854	}
		855
		856	void
600	rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba)	857	rxvt_color::free (rxvt_screen *screen)
601	{	858	{
		859	if (screen->visual->c_class == TrueColor)
		860	return; // nothing to do
		861
602	#if XFT	862	#if XFT
603	XRenderPictFormat *format;
604
605	// FUCKING Xft gets it wrong, of course, so work around it
606	// transparency users should eat shit and die, and then
607	// XRenderQueryPictIndexValues themselves plenty.
608	if (screen->visual->c_class == TrueColor
609	&& (format = XRenderFindVisualFormat (screen->xdisp, screen->visual)))
610	{
611	// the fun lies in doing everything manually...
612	c.color.red = rgba.r;
613	c.color.green = rgba.g;
614	c.color.blue = rgba.b;
615	c.color.alpha = rgba.a;
616
617	c.pixel = ((rgba.r * format->direct.redMask / rxvt_rgba::MAX_CC) << format->direct.red )
618	\| ((rgba.g * format->direct.greenMask / rxvt_rgba::MAX_CC) << format->direct.green)
619	\| ((rgba.b * format->direct.blueMask / rxvt_rgba::MAX_CC) << format->direct.blue )
620	\| ((rgba.a * format->direct.alphaMask / rxvt_rgba::MAX_CC) << format->direct.alpha);
621
622	return true;
623	}
624	else
625	{
626	XRenderColor d;
627
628	d.red = rgba.r;
629	d.green = rgba.g;
630	d.blue = rgba.b;
631	d.alpha = rgba.a;
632
633	return XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c);	863	XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
634	}
635
636	return false;
637	#else	864	#else
638	if (screen->visual->c_class == TrueColor)
639	{
640	p = ((rgba.r * ((1 << screen->visual->bits_per_rgb) - 1)
641	/ rxvt_rgba::MAX_CC) << ctz (screen->visual->red_mask ))
642	\| ((rgba.g * ((1 << screen->visual->bits_per_rgb) - 1)
643	/ rxvt_rgba::MAX_CC) << ctz (screen->visual->green_mask))
644	\| ((rgba.b * ((1 << screen->visual->bits_per_rgb) - 1)
645	/ rxvt_rgba::MAX_CC) << ctz (screen->visual->blue_mask ));
646
647	return true;
648	}
649	else
650	{
651	XColor xc;
652
653	xc.red = rgba.r;
654	xc.green = rgba.g;
655	xc.blue = rgba.b;
656	xc.flags = DoRed \| DoGreen \| DoBlue;
657
658	if (XAllocColor (screen->xdisp, screen->cmap, &xc))
659	{
660	p = xc.pixel;
661	return true;
662	}
663	}
664
665	return false;
666	#endif
667	}
668
669	void
670	rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba)
671	{
672	#if XFT
673	rgba.r = c.color.red;
674	rgba.g = c.color.green;
675	rgba.b = c.color.blue;
676	rgba.a = c.color.alpha;
677	#else
678	XColor c;
679
680	c.pixel = p;
681	XQueryColor (screen->xdisp, screen->cmap, &c);
682
683	rgba.r = c.red;
684	rgba.g = c.green;
685	rgba.b = c.blue;
686	rgba.a = rxvt_rgba::MAX_CC;
687	#endif
688	}
689
690	void
691	rxvt_color::free (rxvt_screen *screen)
692	{
693	#if XFT
694	XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c);
695	#else
696	XFreeColors (screen->xdisp, screen->cmap, &p, 1, AllPlanes);	865	XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
697	#endif	866	#endif
698	}	867	}
699		868
700	rxvt_color	869	void
701	rxvt_color::fade (rxvt_screen *screen, int percent)
702	{
703	rxvt_color faded;
704
705	rxvt_rgba c;
706	get (screen, c);
707
708	c.r = lerp (0, c.r, percent);
709	c.g = lerp (0, c.g, percent);
710	c.b = lerp (0, c.b, percent);
711
712	faded.set (screen, c);
713
714	return faded;
715	}
716
717	rxvt_color
718	rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &fadeto)	870	rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
719	{	871	{
720	rxvt_rgba c, fc;	872	rgba c;
721	rxvt_color faded;	873	get (c);
722
723	get (screen, c);
724	fadeto.get (screen, fc);
725		874
726	faded.set (	875	result.set (
727	screen,	876	screen,
728	rxvt_rgba (	877	rgba (
729	lerp (fc.r, c.r, percent),	878	lerp (c.r, to.r, percent),
730	lerp (fc.g, c.g, percent),	879	lerp (c.g, to.g, percent),
731	lerp (fc.b, c.b, percent),	880	lerp (c.b, to.b, percent),
732	lerp (fc.a, c.a, percent)	881	lerp (c.a, to.a, percent)
733	)	882	)
734	);	883	);
		884	}
735		885
		886	#if TRACE_PIXMAPS
		887	# undef XCreatePixmap
		888	# undef XFreePixmap
		889	Pixmap trace_XCreatePixmap (const char file, int line, Display dpy, Window r, unsigned int w, unsigned int h, unsigned int d)
		890	{
		891	Pixmap res = XCreatePixmap (dpy, r, w, h, d);
		892	fprintf (stderr, "%s:%d: XCreatePixmap (%p,%lX,%u,%u,%u) returned %lX\n", file, line, dpy, r, w, h, d, res);
736	return faded;	893	return res;
737	}	894	}
738		895
		896	void trace_XFreePixmap (const char file, int line, Display dpy, Pixmap p)
		897	{
		898	fprintf (stderr, "%s:%d: XFreePixmap (%p,%lX)\n", file, line, dpy, p);
		899	XFreePixmap (dpy,p);
		900	}
		901	#endif

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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents): Revision 1.36 by root, Mon Jan 30 17:43:20 2006 UTC vs. Revision 1.93 by root, Sat Jan 26 10:24:47 2008 UTC

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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.36 by root, Mon Jan 30 17:43:20 2006 UTC vs.
Revision 1.93 by root, Sat Jan 26 10:24:47 2008 UTC