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

Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.30 by root, Sun Jan 29 21:54:33 2006 UTC vs.
Revision 1.92 by root, Sat Jan 26 10:15:20 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>
		33
		34	#if XFT
		35	# include <X11/extensions/Xrender.h>
35	#endif	36	#endif
36		37
37	const char *const xa_names[] =	38	const char *const xa_names[] =
38	{	39	{
39	"TEXT",	40	"TEXT",
40	"COMPOUND_TEXT",	41	"COMPOUND_TEXT",
41	"UTF8_STRING",	42	"UTF8_STRING",
42	"MULTIPLE",	43	"MULTIPLE",
43	"TARGETS",	44	"TARGETS",
44	"TIMESTAMP",	45	"TIMESTAMP",
45	"VT_SELECTION",	46	"VT_SELECTION",
46	"INCR",	47	"INCR",
47	"WM_PROTOCOLS",	48	"WM_PROTOCOLS",
48	"WM_DELETE_WINDOW",	49	"WM_DELETE_WINDOW",
49	"CLIPBOARD",	50	"CLIPBOARD",
		51	"AVERAGE_WIDTH",
		52	"WEIGHT_NAME",
		53	"SLANT",
		54	"CHARSET_REGISTRY",
		55	"CHARSET_ENCODING",
50	#if ENABLE_FRILLS	56	#if ENABLE_FRILLS
51	"_MOTIF_WM_HINTS",	57	"_MOTIF_WM_HINTS",
52	#endif	58	#endif
53	#if ENABLE_EWMH	59	#if ENABLE_EWMH
54	"_NET_WM_PID",	60	"_NET_WM_PID",
55	"_NET_WM_NAME",	61	"_NET_WM_NAME",
56	"_NET_WM_ICON_NAME",	62	"_NET_WM_ICON_NAME",
57	"_NET_WM_PING",	63	"_NET_WM_PING",
58	#endif	64	#endif
59	#if USE_XIM	65	#if USE_XIM
60	"WM_LOCALE_NAME",	66	"WM_LOCALE_NAME",
61	"XIM_SERVERS",	67	"XIM_SERVERS",
62	#endif	68	#endif
63	#ifdef TRANSPARENT	69	#ifdef ENABLE_TRANSPARENCY
64	"_XROOTPMAP_ID",	70	"_XROOTPMAP_ID",
65	"ESETROOT_PMAP_ID",	71	"ESETROOT_PMAP_ID",
66	#endif	72	#endif
67	#if ENABLE_XEMBED	73	#if ENABLE_XEMBED
68	"_XEMBED",	74	"_XEMBED",
69	"_XEMBED_INFO",	75	"_XEMBED_INFO",
		76	#endif
		77	#if !ENABLE_MINIMAL
		78	"SCREEN_RESOURCES",
		79	"XDCCC_LINEAR_RGB_CORRECTION",
		80	"XDCCC_LINEAR_RGB_MATRICES",
		81	"WM_COLORMAP_WINDOWS",
		82	"WM_STATE",
		83	"cursor",
		84	# if USE_XIM
		85	"TRANSPORT",
		86	"LOCALES",
		87	"_XIM_PROTOCOL",
		88	"_XIM_XCONNECT",
		89	"_XIM_MOREDATA",
70	#endif	90	# endif
71	};	91	#endif
		92	};
72		93
73	/////////////////////////////////////////////////////////////////////////////	94	/////////////////////////////////////////////////////////////////////////////
74		95
75	refcounted::refcounted (const char *id)	96	refcounted::refcounted (const char *id)
76	{	97	{
…		…
153	bool	174	bool
154	rxvt_xim::ref_init ()	175	rxvt_xim::ref_init ()
155	{	176	{
156	display = GET_R->display; //HACK: TODO	177	display = GET_R->display; //HACK: TODO
157		178
158	xim = XOpenIM (display->display, NULL, NULL, NULL);	179	xim = XOpenIM (display->dpy, 0, 0, 0);
159		180
160	if (!xim)	181	if (!xim)
161	return false;	182	return false;
162		183
163	XIMCallback ximcallback;	184	XIMCallback ximcallback;
164	ximcallback.client_data = (XPointer)this;	185	ximcallback.client_data = (XPointer)this;
165	ximcallback.callback = im_destroy_cb;	186	ximcallback.callback = im_destroy_cb;
166		187
167	XSetIMValues (xim, XNDestroyCallback, &ximcallback, NULL);	188	XSetIMValues (xim, XNDestroyCallback, &ximcallback, (char *)0);
168		189
169	return true;	190	return true;
170	}	191	}
171		192
172	rxvt_xim::~rxvt_xim ()	193	rxvt_xim::~rxvt_xim ()
…		…
177		198
178	#endif	199	#endif
179		200
180	/////////////////////////////////////////////////////////////////////////////	201	/////////////////////////////////////////////////////////////////////////////
181		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
182	void	253	void
183	rxvt_screen::set (rxvt_display *disp)	254	rxvt_screen::set (rxvt_display *disp)
184	{	255	{
185	display = disp;	256	display = disp;
186	xdisp = disp->display;	257	dpy = disp->dpy;
187		258
188	Screen *screen = ScreenOfDisplay (xdisp, disp->screen);	259	Screen *screen = ScreenOfDisplay (dpy, disp->screen);
189		260
190	depth = DefaultDepthOfScreen (screen);	261	depth = DefaultDepthOfScreen (screen);
191	visual = DefaultVisualOfScreen (screen);	262	visual = DefaultVisualOfScreen (screen);
192	cmap = DefaultColormapOfScreen (screen);	263	cmap = DefaultColormapOfScreen (screen);
193	}	264	}
194		265
195	void	266	void
196	rxvt_screen::set (rxvt_display *disp, int bitdepth)	267	rxvt_screen::select_visual (int bitdepth)
197	{	268	{
198	set (disp);	269	#if XFT
199
200	XVisualInfo vinfo;	270	XVisualInfo vinfo;
201		271
202	if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo))	272	if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
203	{	273	{
204	depth = bitdepth;	274	depth = bitdepth;
205	visual = vinfo.visual;	275	visual = vinfo.visual;
206	cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone);	276	cmap = XCreateColormap (dpy, display->root, visual, AllocNone);
207	}	277	}
		278	#endif
208	}	279	}
209		280
210	void	281	void
211	rxvt_screen::clear ()	282	rxvt_screen::clear ()
212	{	283	{
		284	#if XFT
		285	if (scratch_area)
		286	{
		287	XFreePixmap (dpy, scratch_area->drawable);
		288	delete scratch_area;
		289	}
		290	#endif
		291
213	if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (xdisp, display->screen)))	292	if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen)))
214	XFreeColormap (xdisp, cmap);	293	XFreeColormap (dpy, cmap);
215	}	294	}
216		295
217	/////////////////////////////////////////////////////////////////////////////	296	/////////////////////////////////////////////////////////////////////////////
218		297
219	rxvt_display::rxvt_display (const char *id)	298	rxvt_display::rxvt_display (const char *id)
220	: refcounted (id)	299	: refcounted (id)
221	, x_ev (this, &rxvt_display::x_cb)
222	, selection_owner (0)	300	, selection_owner (0)
223	{	301	{
		302	x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
		303	flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
224	}	304	}
225		305
226	XrmDatabase	306	XrmDatabase
227	rxvt_display::get_resources ()	307	rxvt_display::get_resources (bool refresh)
228	{	308	{
229	char homedir = (char )getenv ("HOME");	309	char *homedir = getenv ("HOME");
230	char fname[1024];	310	char fname[1024];
231		311
232	/*	312	/*
233	* get resources using the X library function	313	* get resources using the X library function
234	*/	314	*/
235	char displayResource, xe;	315	char displayResource, xe;
236	XrmDatabase database, rdb1;	316	XrmDatabase rdb1, database = 0;
237
238	database = NULL;
239		317
240	// 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
241		320
242	// 6. System wide per application default file.	321	// 6. System wide per application default file.
243		322
244	/* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */	323	/* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
245	if ((xe = (char *)getenv ("XAPPLRESDIR")))	324	if ((xe = getenv ("XAPPLRESDIR")))
246	{	325	{
247	snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);	326	snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
248		327
249	if ((rdb1 = XrmGetFileDatabase (fname)))	328	if ((rdb1 = XrmGetFileDatabase (fname)))
250	XrmMergeDatabases (rdb1, &database);	329	XrmMergeDatabases (rdb1, &database);
…		…
252		331
253	// 5. User's per application default file.	332	// 5. User's per application default file.
254	// none	333	// none
255		334
256	// 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
257	/* 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
258	displayResource = XResourceManagerString (display);	379	displayResource = XResourceManagerString (dpy);
259		380
260	if (displayResource != NULL)	381	if (displayResource)
261	{	382	{
262	if ((rdb1 = XrmGetStringDatabase (displayResource)))	383	if ((rdb1 = XrmGetStringDatabase (displayResource)))
263	XrmMergeDatabases (rdb1, &database);	384	XrmMergeDatabases (rdb1, &database);
264	}	385	}
265	else if (homedir)
266	{
267	snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
268		386
269	if ((rdb1 = XrmGetFileDatabase (fname)))	387	#if !XLIB_ILLEGAL_ACCESS
270	XrmMergeDatabases (rdb1, &database);	388	if (refresh && displayResource)
271	}	389	XFree (displayResource);
		390	#endif
272		391
273	/* Get screen specific resources */	392	/* Get screen specific resources */
274	displayResource = XScreenResourceString (ScreenOfDisplay (display, screen));	393	displayResource = XScreenResourceString (ScreenOfDisplay (dpy, screen));
275		394
276	if (displayResource != NULL)	395	if (displayResource)
277	{	396	{
278	if ((rdb1 = XrmGetStringDatabase (displayResource)))	397	if ((rdb1 = XrmGetStringDatabase (displayResource)))
279	/* Merge with screen-independent resources */	398	/* Merge with screen-independent resources */
280	XrmMergeDatabases (rdb1, &database);	399	XrmMergeDatabases (rdb1, &database);
281		400
282	XFree (displayResource);	401	XFree (displayResource);
283	}	402	}
284		403
285	// 3. User's per host defaults file	404	// 3. User's per host defaults file
286	/* Add in XENVIRONMENT file */	405	/* Add in XENVIRONMENT file */
287	if ((xe = (char *)getenv ("XENVIRONMENT"))	406	if ((xe = getenv ("XENVIRONMENT"))
288	&& (rdb1 = XrmGetFileDatabase (xe)))	407	&& (rdb1 = XrmGetFileDatabase (xe)))
289	XrmMergeDatabases (rdb1, &database);	408	XrmMergeDatabases (rdb1, &database);
290	else if (homedir)	409	else if (homedir)
291	{	410	{
292	struct utsname un;	411	struct utsname un;
…		…
309	if (id[0] == ':')	428	if (id[0] == ':')
310	{	429	{
311	val = rxvt_malloc (5 + strlen (id) + 1);	430	val = rxvt_malloc (5 + strlen (id) + 1);
312	strcpy (val, "unix/");	431	strcpy (val, "unix/");
313	strcat (val, id);	432	strcat (val, id);
314	display = XOpenDisplay (val);	433	dpy = XOpenDisplay (val);
315	free (val);	434	free (val);
316	}	435	}
317	else	436	else
318	#endif	437	#endif
319	display = 0;	438	dpy = 0;
320		439
321	if (!display)	440	if (!dpy)
322	display = XOpenDisplay (id);	441	dpy = XOpenDisplay (id);
323		442
324	if (!display)	443	if (!dpy)
325	return false;	444	return false;
326		445
327	screen = DefaultScreen (display);	446	screen = DefaultScreen (dpy);
328	root = DefaultRootWindow (display);	447	root = DefaultRootWindow (dpy);
329		448
330	assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);	449	assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
331	XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa);	450	XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
332		451
333	XrmSetDatabase (display, get_resources ());	452	XrmSetDatabase (dpy, get_resources (false));
334		453
335	#ifdef POINTER_BLANK	454	#ifdef POINTER_BLANK
336	XColor blackcolour;	455	XColor blackcolour;
337	blackcolour.red = 0;	456	blackcolour.red = 0;
338	blackcolour.green = 0;	457	blackcolour.green = 0;
339	blackcolour.blue = 0;	458	blackcolour.blue = 0;
340	Font f = XLoadFont (display, "fixed");	459	Font f = XLoadFont (dpy, "fixed");
341	blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ',	460	blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
342	&blackcolour, &blackcolour);	461	&blackcolour, &blackcolour);
343	XUnloadFont (display, f);	462	XUnloadFont (dpy, f);
344	#endif	463	#endif
345		464
346	int fd = XConnectionNumber (display);	465	int fd = XConnectionNumber (dpy);
347		466
348	#ifndef NO_SLOW_LINK_SUPPORT
349	// try to detect wether we have a local connection.	467	// try to detect wether we have a local connection.
350	// assume unix domains socket == local, everything else not	468	// assume unix domain socket == local, everything else not
351	// TODO: might want to check for inet/127.0.0.1	469	// TODO: might want to check for inet/127.0.0.1
352	is_local = 0;	470	is_local = 0;
353	sockaddr_un sa;	471	sockaddr_un sa;
354	socklen_t sl = sizeof (sa);	472	socklen_t sl = sizeof (sa);
355		473
356	if (!getsockname (fd, (sockaddr *)&sa, &sl))	474	if (!getsockname (fd, (sockaddr *)&sa, &sl))
357	is_local = sa.sun_family == AF_LOCAL;	475	is_local = sa.sun_family == AF_UNIX;
358	#endif
359		476
		477	flush_ev.start ();
360	x_ev.start (fd, EVENT_READ);	478	x_ev.start (fd, ev::READ);
361	fcntl (fd, F_SETFD, FD_CLOEXEC);	479	fcntl (fd, F_SETFD, FD_CLOEXEC);
362		480
363	XSelectInput (display, root, PropertyChangeMask);	481	XSelectInput (dpy, root, PropertyChangeMask);
364		482
365	flush ();	483	flush ();
366		484
367	return true;	485	return true;
368	}	486	}
369		487
370	void	488	void
371	rxvt_display::ref_next ()	489	rxvt_display::ref_next ()
372	{	490	{
373	// TODO: somehow check wether the database files/resources changed	491	// TODO: somehow check wether the database files/resources changed
374	// before re-loading/parsing	492	// before affording re-loading/parsing
375	XrmDestroyDatabase (XrmGetDatabase (display));	493	XrmDestroyDatabase (XrmGetDatabase (dpy));
376	XrmSetDatabase (display, get_resources ());	494	XrmSetDatabase (dpy, get_resources (true));
377	}	495	}
378		496
379	rxvt_display::~rxvt_display ()	497	rxvt_display::~rxvt_display ()
380	{	498	{
381	if (!display)	499	if (!dpy)
382	return;	500	return;
383		501
384	#ifdef POINTER_BLANK	502	#ifdef POINTER_BLANK
385	XFreeCursor (display, blank_cursor);	503	XFreeCursor (dpy, blank_cursor);
386	#endif	504	#endif
387	x_ev.stop ();	505	x_ev.stop ();
		506	flush_ev.stop ();
388	#ifdef USE_XIM	507	#ifdef USE_XIM
389	xims.clear ();	508	xims.clear ();
390	#endif	509	#endif
391	XCloseDisplay (display);	510	XCloseDisplay (dpy);
392	}	511	}
393		512
394	#ifdef USE_XIM	513	#ifdef USE_XIM
395	void rxvt_display::im_change_cb ()	514	void rxvt_display::im_change_cb ()
396	{	515	{
…		…
404	// registers, as xlib crashes due to a race otherwise.	523	// registers, as xlib crashes due to a race otherwise.
405	Atom actual_type, *atoms;	524	Atom actual_type, *atoms;
406	int actual_format;	525	int actual_format;
407	unsigned long nitems, bytes_after;	526	unsigned long nitems, bytes_after;
408		527
409	if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L,	528	if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
410	False, XA_ATOM, &actual_type, &actual_format,	529	False, XA_ATOM, &actual_type, &actual_format,
411	&nitems, &bytes_after, (unsigned char **)&atoms)	530	&nitems, &bytes_after, (unsigned char **)&atoms)
412	!= Success )	531	!= Success )
413	return;	532	return;
414		533
415	if (actual_type == XA_ATOM && actual_format == 32)	534	if (actual_type == XA_ATOM && actual_format == 32)
416	for (int i = 0; i < nitems; i++)	535	for (int i = 0; i < nitems; i++)
417	if (XGetSelectionOwner (display, atoms[i]))	536	if (XGetSelectionOwner (dpy, atoms[i]))
418	{	537	{
419	im_change_cb ();	538	im_change_cb ();
420	break;	539	break;
421	}	540	}
422		541
423	XFree (atoms);	542	XFree (atoms);
424	}	543	}
425	#endif	544	#endif
426		545
427	void rxvt_display::x_cb (io_watcher &w, short revents)	546	void rxvt_display::x_cb (ev::io &w, int revents)
428	{	547	{
429	do	548	while (XEventsQueued (dpy, QueuedAfterReading))
430	{	549	{
431	XEvent xev;	550	XEvent xev;
432	XNextEvent (display, &xev);	551	XNextEvent (dpy, &xev);
		552
		553	flush_ev.start ();
433		554
434	#ifdef USE_XIM	555	#ifdef USE_XIM
435	if (!XFilterEvent (&xev, None))	556	if (!XFilterEvent (&xev, None))
		557	#endif
436	{	558	{
437	if (xev.type == PropertyNotify	559	if (xev.type == PropertyNotify
438	&& xev.xany.window == root	560	&& xev.xany.window == root
439	&& xev.xproperty.atom == xa[XA_XIM_SERVERS])	561	&& xev.xproperty.atom == xa[XA_XIM_SERVERS])
440	im_change_check ();	562	im_change_check ();
441	#endif	563	if (xev.type == MappingNotify)
		564	XRefreshKeyboardMapping (&xev.xmapping);
		565
442	for (int i = xw.size (); i--; )	566	for (int i = xw.size (); i--; )
443	{	567	{
444	if (!xw[i])	568	if (!xw[i])
445	xw.erase_unordered (i);	569	xw.erase_unordered (i);
446	else if (xw[i]->window == xev.xany.window)	570	else if (xw[i]->window == xev.xany.window)
447	xw[i]->call (xev);	571	xw[i]->call (xev);
448	}	572	}
		573	}
		574	}
		575
		576	XFlush (dpy);
		577	}
		578
		579	void rxvt_display::flush_cb (ev::idle &w, int revents)
		580	{
		581	w.stop ();
		582	XFlush (dpy);
		583	}
		584
		585	void rxvt_display::reg (xevent_watcher *w)
		586	{
		587	if (!w->active)
		588	{
		589	xw.push_back (w);
		590	w->active = xw.size ();
		591	}
		592	}
		593
		594	void rxvt_display::unreg (xevent_watcher *w)
		595	{
		596	if (w->active)
		597	{
		598	xw[w->active - 1] = 0;
		599	w->active = 0;
		600	}
		601	}
		602
		603	void rxvt_display::set_selection_owner (rxvt_term *owner)
		604	{
		605	if (selection_owner && selection_owner != owner)
		606	{
		607	rxvt_term *owner = selection_owner;
		608
		609	owner->selection_clear ();
		610	owner->flush ();
		611	}
		612
		613	selection_owner = owner;
		614	}
		615
449	#ifdef USE_XIM	616	#ifdef USE_XIM
450	}
451	#endif
452	}
453	while (XEventsQueued (display, QueuedAlready));
454		617
455	XFlush (display);
456	}
457
458	void rxvt_display::flush ()
459	{
460	if (XEventsQueued (display, QueuedAlready))
461	x_cb (x_ev, EVENT_READ);
462
463	XFlush (display);
464	}
465
466	void rxvt_display::reg (xevent_watcher *w)
467	{
468	xw.push_back (w);
469	w->active = xw.size ();
470	}
471
472	void rxvt_display::unreg (xevent_watcher *w)
473	{
474	if (w->active)
475	xw[w->active - 1] = 0;
476	}
477
478	void rxvt_display::set_selection_owner (rxvt_term *owner)
479	{
480	if (selection_owner && selection_owner != owner)
481	selection_owner->selection_clear ();
482
483	selection_owner = owner;
484	}
485
486	#ifdef USE_XIM
487	void rxvt_display::reg (im_watcher *w)	618	void rxvt_display::reg (im_watcher *w)
488	{	619	{
489	imw.push_back (w);	620	imw.push_back (w);
490	}	621	}
491		622
…		…
515	return xim;	646	return xim;
516	}	647	}
517		648
518	void rxvt_display::put_xim (rxvt_xim *xim)	649	void rxvt_display::put_xim (rxvt_xim *xim)
519	{	650	{
520	#if XLIB_IS_RACEFREE	651	# if XLIB_IS_RACEFREE
521	xims.put (xim);	652	xims.put (xim);
522	#endif	653	# endif
523	}	654	}
		655
524	#endif	656	#endif
525		657
526	Atom rxvt_display::atom (const char *name)	658	Atom rxvt_display::atom (const char *name)
527	{	659	{
528	return XInternAtom (display, name, False);	660	return XInternAtom (dpy, name, False);
529	}	661	}
530		662
531	/////////////////////////////////////////////////////////////////////////////	663	/////////////////////////////////////////////////////////////////////////////
532		664
533	template class refcache<rxvt_display>;	665	template class refcache<rxvt_display>;
534	refcache<rxvt_display> displays;	666	refcache<rxvt_display> displays;
535		667
536	/////////////////////////////////////////////////////////////////////////////	668	/////////////////////////////////////////////////////////////////////////////
537		669	//
		670
		671	static unsigned int
		672	insert_component (unsigned int value, unsigned int mask, unsigned int shift)
		673	{
		674	return (value * (mask + 1) >> 16) << shift;
		675	}
		676
		677	bool
		678	rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
		679	{
		680	//TODO: only supports 24 bit
		681	int alpha = color.a >= 0xff00 ? 0xffff : color.a;
		682
		683	#if XFT
		684	XRenderPictFormat *format;
		685
		686	// FUCKING Xft gets it wrong, of course, so work around it.
		687	// Transparency users should eat shit and die, and then
		688	// XRenderQueryPictIndexValues themselves plenty.
		689	if ((screen->visual->c_class == TrueColor)
		690	&& (format = XRenderFindVisualFormat (screen->dpy, screen->visual)))
		691	{
		692	// the fun lies in doing everything manually...
		693	c.color.red = color.r;
		694	c.color.green = color.g;
		695	c.color.blue = color.b;
		696	c.color.alpha = alpha;
		697
		698	c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red )
		699	\| insert_component (color.g, format->direct.greenMask, format->direct.green)
		700	\| insert_component (color.b, format->direct.blueMask , format->direct.blue )
		701	\| insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
		702
		703	return true;
		704	}
		705	else
		706	{
		707	XRenderColor d;
		708
		709	d.red = color.r;
		710	d.green = color.g;
		711	d.blue = color.b;
		712	d.alpha = alpha;
		713
		714	return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);
		715	}
		716	#else
		717	c.red = color.r;
		718	c.green = color.g;
		719	c.blue = color.b;
		720
		721	if (screen->visual->c_class == TrueColor)
		722	{
		723	c.pixel = (color.r >> (16 - popcount (screen->visual->red_mask )) << ctz (screen->visual->red_mask ))
		724	\| (color.g >> (16 - popcount (screen->visual->green_mask)) << ctz (screen->visual->green_mask))
		725	\| (color.b >> (16 - popcount (screen->visual->blue_mask )) << ctz (screen->visual->blue_mask ));
		726
		727	return true;
		728	}
		729	else if (XAllocColor (screen->dpy, screen->cmap, &c))
		730	return true;
		731	else
		732	c.pixel = (color.r + color.g + color.b) > 128*3
		733	? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
		734	: BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
		735	#endif
		736
		737	return false;
		738	}
		739
538	bool	740	bool
539	rxvt_color::set (rxvt_screen screen, const char name)	741	rxvt_color::set (rxvt_screen screen, const char name)
540	{	742	{
		743	rgba c;
		744	char eos;
		745	int skip;
		746
		747	c.a = rgba::MAX_CC;
		748
		749	// parse the nonstandard "[alphapercent]" prefix
		750	if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
		751	{
		752	c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
		753	name += skip;
		754	}
		755
		756	// parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
		757	if (strlen (name) != 4+5*4 \|\| 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
		758	{
		759	XColor xc;
		760
		761	if (XParseColor (screen->dpy, screen->cmap, name, &xc))
		762	{
		763	c.r = xc.red;
		764	c.g = xc.green;
		765	c.b = xc.blue;
		766	}
		767	else
		768	{
		769	c.r = 0xffff;
		770	c.g = 0x6969;
		771	c.b = 0xb4b4;
		772
		773	rxvt_warn ("unable to parse color '%s', using pink instead.\n", name);
		774	}
		775	}
		776
		777	return set (screen, c);
		778	}
		779
		780	bool
		781	rxvt_color::set (rxvt_screen *screen, const rgba &color)
		782	{
		783	bool got = alloc (screen, color);
		784
		785	#if !ENABLE_MINIMAL
		786	int cmap_size = screen->visual->map_entries;
		787
		788	if (!got
		789	&& screen->visual->c_class == PseudoColor
		790	&& cmap_size < 4096)
		791	{
		792	XColor *colors = new XColor [screen->visual->map_entries];
		793
		794	for (int i = 0; i < cmap_size; i++)
		795	colors [i].pixel = i;
		796
		797	// many kilobytes transfer per colour, but pseudocolor isn't worth
		798	// many extra optimisations.
		799	XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
		800
		801	int diff = 0x7fffffffUL;
		802	XColor *best = colors;
		803
		804	for (int i = 0; i < cmap_size; i++)
		805	{
		806	int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2))
		807	+ (squared_diff<int> (color.g >> 2, colors [i].green >> 2))
		808	+ (squared_diff<int> (color.b >> 2, colors [i].blue >> 2));
		809
		810	if (d < diff)
		811	{
		812	diff = d;
		813	best = colors + i;
		814	}
		815	}
		816
		817	//rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
		818	// color.r, color.g, color.b, best->red, best->green, best->blue, diff);
		819
		820	got = alloc (screen, rgba (best->red, best->green, best->blue));
		821
		822	delete [] colors;
		823	}
		824	#endif
		825
		826	return got;
		827	}
		828
		829	void
		830	rxvt_color::get (rgba &color)
		831	{
541	#if XFT	832	#if XFT
542	int l = strlen (name);	833	color.r = c.color.red;
543	rxvt_rgba r;	834	color.g = c.color.green;
544	char eos;	835	color.b = c.color.blue;
545	int mult;	836	color.a = c.color.alpha;
546
547	if ( l == 1+4*1 && 4 == sscanf (name, "#%1hx%1hx%1hx%1hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
548	mult = rxvt_rgba::MAX_CC / 0x000f;
549	else if (l == 1+4*2 && 4 == sscanf (name, "#%2hx%2hx%2hx%2hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
550	mult = rxvt_rgba::MAX_CC / 0x00ff;
551	else if (l == 1+4*4 && 4 == sscanf (name, "#%4hx%4hx%4hx%4hx%c", &r.a, &r.r, &r.g, &r.b, &eos))
552	mult = rxvt_rgba::MAX_CC / 0xffff;
553	else if (l == 4+5*4 && 4 == sscanf (name, "rgba:%hx/%hx/%hx/%hx%c", &r.r, &r.g, &r.b, &r.a, &eos))
554	mult = rxvt_rgba::MAX_CC / 0xffff;
555	else
556	return XftColorAllocName (screen->xdisp, screen->visual, screen->cmap, name, &c);
557
558	r.r = mult; r.g = mult; r.b = mult; r.a = mult;
559	return set (screen, r);
560	#else	837	#else
561	XColor xc;	838	color.r = c.red;
562		839	color.g = c.green;
563	if (XParseColor (screen->xdisp, screen->cmap, name, &xc))	840	color.b = c.blue;
564	return set (screen, rxvt_rgba (xc.red, xc.green, xc.blue));	841	color.a = rgba::MAX_CC;
565
566	return false;
567	#endif	842	#endif
568	}	843	}
569		844
570	bool	845	void
		846	rxvt_color::get (XColor &color)
		847	{
		848	rgba c;
		849	get (c);
		850
		851	color.red = c.r;
		852	color.green = c.g;
		853	color.blue = c.b;
		854	color.pixel = (Pixel)*this;
		855	}
		856
		857	void
571	rxvt_color::set (rxvt_screen *screen, rxvt_rgba rgba)	858	rxvt_color::free (rxvt_screen *screen)
572	{	859	{
		860	if (screen->visual->c_class == TrueColor)
		861	return; // nothing to do
		862
573	#if XFT	863	#if XFT
574	XRenderColor d;
575
576	d.red = rgba.r;
577	d.green = rgba.g;
578	d.blue = rgba.b;
579	d.alpha = rgba.a;
580
581	if (XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c))	864	XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
582	{
583	// FUCKING Xft gets it wrong, of course, fix it for the common case
584	// transparency users should eat shit and die, and then
585	// XRenderQueryPictIndexValues themselves plenty.
586	if (screen->depth == 32 && screen->visual->c_class == TrueColor)
587	if ((screen->visual->red_mask \| screen->visual->green_mask \| screen->visual->blue_mask) == 0x00ffffffUL)
588	c.pixel = c.pixel & 0x00ffffffUL \| ((rgba.a >> 8) << 24);
589	else if ((screen->visual->red_mask \| screen->visual->green_mask \| screen->visual->blue_mask) == 0xffffff00UL)
590	c.pixel = c.pixel & 0xffffff00UL \| (rgba.a >> 8);
591
592	return true;
593	}
594
595	return false;
596	#else	865	#else
597	XColor xc;
598
599	xc.red = rgba.r;
600	xc.green = rgba.g;
601	xc.blue = rgba.b;
602	xc.flags = DoRed \| DoGreen \| DoBlue;
603
604	if (XAllocColor (screen->xdisp, screen->cmap, &xc))
605	{
606	p = xc.pixel;
607	return true;
608	}
609
610	return false;
611	#endif
612	}
613
614	void
615	rxvt_color::get (rxvt_screen *screen, rxvt_rgba &rgba)
616	{
617	#if XFT
618	rgba.r = c.color.red;
619	rgba.g = c.color.green;
620	rgba.b = c.color.blue;
621	rgba.a = c.color.alpha;
622	#else
623	XColor c;
624
625	c.pixel = p;
626	XQueryColor (screen->xdisp, screen->cmap, &c);
627
628	rgba.r = c.red;
629	rgba.g = c.green;
630	rgba.b = c.blue;
631	rgba.a = rxvt_rgba::MAX_CC;
632	#endif
633	}
634
635	void
636	rxvt_color::free (rxvt_screen *screen)
637	{
638	#if XFT
639	XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c);
640	#else
641	XFreeColors (screen->xdisp, screen->cmap, &p, 1, AllPlanes);	866	XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
642	#endif	867	#endif
643	}	868	}
644		869
645	rxvt_color	870	void
646	rxvt_color::fade (rxvt_screen *screen, int percent)
647	{
648	rxvt_color faded;
649
650	rxvt_rgba c;
651	get (screen, c);
652
653	c.r = lerp (0, c.r, percent);
654	c.g = lerp (0, c.g, percent);
655	c.b = lerp (0, c.b, percent);
656
657	faded.set (screen, c);
658
659	return faded;
660	}
661
662	rxvt_color
663	rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &fadeto)	871	rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
664	{	872	{
665	rxvt_rgba c, fc;	873	rgba c;
666	rxvt_color faded;	874	get (c);
667
668	get (screen, c);
669	fadeto.get (screen, fc);
670		875
671	faded.set (	876	result.set (
672	screen,	877	screen,
673	rxvt_rgba (	878	rgba (
674	lerp (fc.r, c.r, percent),	879	lerp (c.r, to.r, percent),
675	lerp (fc.g, c.g, percent),	880	lerp (c.g, to.g, percent),
676	lerp (fc.b, c.b, percent),	881	lerp (c.b, to.b, percent),
677	lerp (fc.a, c.a, percent)	882	lerp (c.a, to.a, percent)
678	)	883	)
679	);	884	);
		885	}
680		886
		887	#if TRACE_PIXMAPS
		888	# undef XCreatePixmap
		889	# undef XFreePixmap
		890	Pixmap trace_XCreatePixmap (const char file, int line, Display dpy, Window r, unsigned int w, unsigned int h, unsigned int d)
		891	{
		892	Pixmap res = XCreatePixmap (dpy, r, w, h, d);
		893	fprintf (stderr, "%s:%d: XCreatePixmap (%p,%lX,%u,%u,%u) returned %lX\n", file, line, dpy, r, w, h, d, res);
681	return faded;	894	return res;
682	}	895	}
683		896
		897	void trace_XFreePixmap (const char file, int line, Display dpy, Pixmap p)
		898	{
		899	fprintf (stderr, "%s:%d: XFreePixmap (%p,%lX)\n", file, line, dpy, p);
		900	XFreePixmap (dpy,p);
		901	}
		902	#endif

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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents): Revision 1.30 by root, Sun Jan 29 21:54:33 2006 UTC vs. Revision 1.92 by root, Sat Jan 26 10:15:20 2008 UTC

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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.30 by root, Sun Jan 29 21:54:33 2006 UTC vs.
Revision 1.92 by root, Sat Jan 26 10:15:20 2008 UTC