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

Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.25 by root, Wed Jan 25 02:42:06 2006 UTC vs.
Revision 1.96 by root, Sat Jan 26 12:12:38 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
		253	void
		254	rxvt_screen::set (rxvt_display *disp)
		255	{
		256	display = disp;
		257	dpy = disp->dpy;
		258
		259	Screen *screen = ScreenOfDisplay (dpy, disp->screen);
		260
		261	depth = DefaultDepthOfScreen (screen);
		262	visual = DefaultVisualOfScreen (screen);
		263	cmap = DefaultColormapOfScreen (screen);
		264	}
		265
		266	void
		267	rxvt_screen::select_visual (int bitdepth)
		268	{
		269	#if XFT
		270	XVisualInfo vinfo;
		271
		272	if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
		273	{
		274	depth = bitdepth;
		275	visual = vinfo.visual;
		276	cmap = XCreateColormap (dpy, display->root, visual, AllocNone);
		277	}
		278	#endif
		279	}
		280
		281	void
		282	rxvt_screen::clear ()
		283	{
		284	#if XFT
		285	if (scratch_area)
		286	{
		287	XFreePixmap (dpy, scratch_area->drawable);
		288	delete scratch_area;
		289	}
		290	#endif
		291
		292	if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (dpy, display->screen)))
		293	XFreeColormap (dpy, cmap);
		294	}
		295
		296	/////////////////////////////////////////////////////////////////////////////
		297
182	rxvt_display::rxvt_display (const char *id)	298	rxvt_display::rxvt_display (const char *id)
183	: refcounted (id)	299	: refcounted (id)
184	, x_ev (this, &rxvt_display::x_cb)
185	, selection_owner (0)	300	, selection_owner (0)
186	{	301	{
		302	x_ev .set<rxvt_display, &rxvt_display::x_cb > (this);
		303	flush_ev.set<rxvt_display, &rxvt_display::flush_cb> (this);
187	}	304	}
188		305
189	XrmDatabase	306	XrmDatabase
190	rxvt_display::get_resources ()	307	rxvt_display::get_resources (bool refresh)
191	{	308	{
192	char homedir = (char )getenv ("HOME");	309	char *homedir = getenv ("HOME");
193	char fname[1024];	310	char fname[1024];
194		311
195	/*	312	/*
196	* get resources using the X library function	313	* get resources using the X library function
197	*/	314	*/
198	char displayResource, xe;	315	char displayResource, xe;
199	XrmDatabase database, rdb1;	316	XrmDatabase rdb1, database = 0;
200
201	database = NULL;
202		317
203	// 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
204		320
205	// 6. System wide per application default file.	321	// 6. System wide per application default file.
206		322
207	/* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */	323	/* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */
208	if ((xe = (char *)getenv ("XAPPLRESDIR")))	324	if ((xe = getenv ("XAPPLRESDIR")))
209	{	325	{
210	snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);	326	snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS);
211		327
212	if ((rdb1 = XrmGetFileDatabase (fname)))	328	if ((rdb1 = XrmGetFileDatabase (fname)))
213	XrmMergeDatabases (rdb1, &database);	329	XrmMergeDatabases (rdb1, &database);
…		…
215		331
216	// 5. User's per application default file.	332	// 5. User's per application default file.
217	// none	333	// none
218		334
219	// 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
220	/* 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
221	displayResource = XResourceManagerString (display);	379	displayResource = XResourceManagerString (dpy);
222		380
223	if (displayResource != NULL)	381	if (displayResource)
224	{	382	{
225	if ((rdb1 = XrmGetStringDatabase (displayResource)))	383	if ((rdb1 = XrmGetStringDatabase (displayResource)))
226	XrmMergeDatabases (rdb1, &database);	384	XrmMergeDatabases (rdb1, &database);
227	}	385	}
228	else if (homedir)
229	{
230	snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir);
231		386
232	if ((rdb1 = XrmGetFileDatabase (fname)))	387	#if !XLIB_ILLEGAL_ACCESS
233	XrmMergeDatabases (rdb1, &database);	388	if (refresh && displayResource)
234	}	389	XFree (displayResource);
		390	#endif
235		391
236	/* Get screen specific resources */	392	/* Get screen specific resources */
237	displayResource = XScreenResourceString (ScreenOfDisplay (display, screen));	393	displayResource = XScreenResourceString (ScreenOfDisplay (dpy, screen));
238		394
239	if (displayResource != NULL)	395	if (displayResource)
240	{	396	{
241	if ((rdb1 = XrmGetStringDatabase (displayResource)))	397	if ((rdb1 = XrmGetStringDatabase (displayResource)))
242	/* Merge with screen-independent resources */	398	/* Merge with screen-independent resources */
243	XrmMergeDatabases (rdb1, &database);	399	XrmMergeDatabases (rdb1, &database);
244		400
245	XFree (displayResource);	401	XFree (displayResource);
246	}	402	}
247		403
248	// 3. User's per host defaults file	404	// 3. User's per host defaults file
249	/* Add in XENVIRONMENT file */	405	/* Add in XENVIRONMENT file */
250	if ((xe = (char *)getenv ("XENVIRONMENT"))	406	if ((xe = getenv ("XENVIRONMENT"))
251	&& (rdb1 = XrmGetFileDatabase (xe)))	407	&& (rdb1 = XrmGetFileDatabase (xe)))
252	XrmMergeDatabases (rdb1, &database);	408	XrmMergeDatabases (rdb1, &database);
253	else if (homedir)	409	else if (homedir)
254	{	410	{
255	struct utsname un;	411	struct utsname un;
…		…
272	if (id[0] == ':')	428	if (id[0] == ':')
273	{	429	{
274	val = rxvt_malloc (5 + strlen (id) + 1);	430	val = rxvt_malloc (5 + strlen (id) + 1);
275	strcpy (val, "unix/");	431	strcpy (val, "unix/");
276	strcat (val, id);	432	strcat (val, id);
277	display = XOpenDisplay (val);	433	dpy = XOpenDisplay (val);
278	free (val);	434	free (val);
279	}	435	}
280	else	436	else
281	#endif	437	#endif
282	display = 0;	438	dpy = 0;
283		439
284	if (!display)	440	if (!dpy)
285	display = XOpenDisplay (id);	441	dpy = XOpenDisplay (id);
286		442
287	if (!display)	443	if (!dpy)
288	return false;	444	return false;
289		445
290	screen = DefaultScreen (display);	446	screen = DefaultScreen (dpy);
291	root = DefaultRootWindow (display);	447	root = DefaultRootWindow (dpy);
292	visual = DefaultVisual (display, screen);
293	cmap = DefaultColormap (display, screen);
294	depth = DefaultDepth (display, screen);
295		448
296	assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);	449	assert (sizeof (xa_names) / sizeof (char *) == NUM_XA);
297	XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa);	450	XInternAtoms (dpy, (char **)xa_names, NUM_XA, False, xa);
298		451
299	XrmSetDatabase (display, get_resources ());	452	XrmSetDatabase (dpy, get_resources (false));
300		453
301	#ifdef POINTER_BLANK	454	#ifdef POINTER_BLANK
302	XColor blackcolour;	455	XColor blackcolour;
303	blackcolour.red = 0;	456	blackcolour.red = 0;
304	blackcolour.green = 0;	457	blackcolour.green = 0;
305	blackcolour.blue = 0;	458	blackcolour.blue = 0;
306	Font f = XLoadFont (display, "fixed");	459	Font f = XLoadFont (dpy, "fixed");
307	blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ',	460	blank_cursor = XCreateGlyphCursor (dpy, f, f, ' ', ' ',
308	&blackcolour, &blackcolour);	461	&blackcolour, &blackcolour);
309	XUnloadFont (display, f);	462	XUnloadFont (dpy, f);
310	#endif	463	#endif
311		464
312	#ifdef PREFER_24BIT
313	/*
314	* If depth is not 24, look for a 24bit visual.
315	*/
316	if (depth != 24)
317	{
318	XVisualInfo vinfo;
319
320	if (XMatchVisualInfo (display, screen, 24, TrueColor, &vinfo))
321	{
322	depth = 24;
323	visual = vinfo.visual;
324	cmap = XCreateColormap (display,
325	RootWindow (display, screen),
326	visual, AllocNone);
327	}
328	}
329	#endif
330
331	int fd = XConnectionNumber (display);	465	int fd = XConnectionNumber (dpy);
332		466
333	#ifndef NO_SLOW_LINK_SUPPORT
334	// try to detect wether we have a local connection.	467	// try to detect wether we have a local connection.
335	// assume unix domains socket == local, everything else not	468	// assume unix domain socket == local, everything else not
336	// TODO: might want to check for inet/127.0.0.1	469	// TODO: might want to check for inet/127.0.0.1
337	is_local = 0;	470	is_local = 0;
338	sockaddr_un sa;	471	sockaddr_un sa;
339	socklen_t sl = sizeof (sa);	472	socklen_t sl = sizeof (sa);
340		473
341	if (!getsockname (fd, (sockaddr *)&sa, &sl))	474	if (!getsockname (fd, (sockaddr *)&sa, &sl))
342	is_local = sa.sun_family == AF_LOCAL;	475	is_local = sa.sun_family == AF_UNIX;
343	#endif
344		476
		477	flush_ev.start ();
345	x_ev.start (fd, EVENT_READ);	478	x_ev.start (fd, ev::READ);
346	fcntl (fd, F_SETFD, FD_CLOEXEC);	479	fcntl (fd, F_SETFD, FD_CLOEXEC);
347		480
348	XSelectInput (display, root, PropertyChangeMask);	481	XSelectInput (dpy, root, PropertyChangeMask);
349		482
350	flush ();	483	flush ();
351		484
352	return true;	485	return true;
353	}	486	}
354		487
355	void	488	void
356	rxvt_display::ref_next ()	489	rxvt_display::ref_next ()
357	{	490	{
358	// TODO: somehow check wether the database files/resources changed	491	// TODO: somehow check wether the database files/resources changed
359	// before re-loading/parsing	492	// before affording re-loading/parsing
360	XrmDestroyDatabase (XrmGetDatabase (display));	493	XrmDestroyDatabase (XrmGetDatabase (dpy));
361	XrmSetDatabase (display, get_resources ());	494	XrmSetDatabase (dpy, get_resources (true));
362	}	495	}
363		496
364	rxvt_display::~rxvt_display ()	497	rxvt_display::~rxvt_display ()
365	{	498	{
366	if (!display)	499	if (!dpy)
367	return;	500	return;
368		501
369	#ifdef POINTER_BLANK	502	#ifdef POINTER_BLANK
370	XFreeCursor (display, blank_cursor);	503	XFreeCursor (dpy, blank_cursor);
371	#endif	504	#endif
372	x_ev.stop ();	505	x_ev.stop ();
		506	flush_ev.stop ();
373	#ifdef USE_XIM	507	#ifdef USE_XIM
374	xims.clear ();	508	xims.clear ();
375	#endif	509	#endif
376	XCloseDisplay (display);	510	XCloseDisplay (dpy);
377	}	511	}
378		512
379	#ifdef USE_XIM	513	#ifdef USE_XIM
380	void rxvt_display::im_change_cb ()	514	void rxvt_display::im_change_cb ()
381	{	515	{
…		…
389	// registers, as xlib crashes due to a race otherwise.	523	// registers, as xlib crashes due to a race otherwise.
390	Atom actual_type, *atoms;	524	Atom actual_type, *atoms;
391	int actual_format;	525	int actual_format;
392	unsigned long nitems, bytes_after;	526	unsigned long nitems, bytes_after;
393		527
394	if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L,	528	if (XGetWindowProperty (dpy, root, xa[XA_XIM_SERVERS], 0L, 1000000L,
395	False, XA_ATOM, &actual_type, &actual_format,	529	False, XA_ATOM, &actual_type, &actual_format,
396	&nitems, &bytes_after, (unsigned char **)&atoms)	530	&nitems, &bytes_after, (unsigned char **)&atoms)
397	!= Success )	531	!= Success )
398	return;	532	return;
399		533
400	if (actual_type == XA_ATOM && actual_format == 32)	534	if (actual_type == XA_ATOM && actual_format == 32)
401	for (int i = 0; i < nitems; i++)	535	for (int i = 0; i < nitems; i++)
402	if (XGetSelectionOwner (display, atoms[i]))	536	if (XGetSelectionOwner (dpy, atoms[i]))
403	{	537	{
404	im_change_cb ();	538	im_change_cb ();
405	break;	539	break;
406	}	540	}
407		541
408	XFree (atoms);	542	XFree (atoms);
409	}	543	}
410	#endif	544	#endif
411		545
412	void rxvt_display::x_cb (io_watcher &w, short revents)	546	void rxvt_display::x_cb (ev::io &w, int revents)
413	{	547	{
414	do	548	while (XEventsQueued (dpy, QueuedAfterReading))
415	{	549	{
416	XEvent xev;	550	XEvent xev;
417	XNextEvent (display, &xev);	551	XNextEvent (dpy, &xev);
418		552
419	#ifdef USE_XIM	553	#ifdef USE_XIM
420	if (!XFilterEvent (&xev, None))	554	if (!XFilterEvent (&xev, None))
		555	#endif
421	{	556	{
422	if (xev.type == PropertyNotify	557	if (xev.type == PropertyNotify
423	&& xev.xany.window == root	558	&& xev.xany.window == root
424	&& xev.xproperty.atom == xa[XA_XIM_SERVERS])	559	&& xev.xproperty.atom == xa[XA_XIM_SERVERS])
425	im_change_check ();	560	im_change_check ();
426	#endif	561
		562	if (xev.type == MappingNotify)
		563	XRefreshKeyboardMapping (&xev.xmapping);
		564
427	for (int i = xw.size (); i--; )	565	for (int i = xw.size (); i--; )
428	{	566	{
429	if (!xw[i])	567	if (!xw[i])
430	xw.erase_unordered (i);	568	xw.erase_unordered (i);
431	else if (xw[i]->window == xev.xany.window)	569	else if (xw[i]->window == xev.xany.window)
432	xw[i]->call (xev);	570	xw[i]->call (xev);
433	}	571	}
		572	}
		573	}
		574	}
		575
		576	void rxvt_display::flush_cb (ev::prepare &w, int revents)
		577	{
		578	XFlush (dpy);
		579	if (XEventsQueued (dpy, QueuedAfterReading))
		580	x_cb(x_ev,0);//D
		581	XFlush (dpy);
		582	if (XEventsQueued (dpy, QueuedAfterReading))
		583	x_cb(x_ev,0);//D
		584	XFlush (dpy);
		585	w.stop ();
		586	}
		587
		588	void rxvt_display::reg (xevent_watcher *w)
		589	{
		590	if (!w->active)
		591	{
		592	xw.push_back (w);
		593	w->active = xw.size ();
		594	}
		595	}
		596
		597	void rxvt_display::unreg (xevent_watcher *w)
		598	{
		599	if (w->active)
		600	{
		601	xw[w->active - 1] = 0;
		602	w->active = 0;
		603	}
		604	}
		605
		606	void rxvt_display::set_selection_owner (rxvt_term *owner)
		607	{
		608	if (selection_owner && selection_owner != owner)
		609	{
		610	rxvt_term *owner = selection_owner;
		611
		612	owner->selection_clear ();
		613	owner->flush ();
		614	}
		615
		616	selection_owner = owner;
		617	}
		618
434	#ifdef USE_XIM	619	#ifdef USE_XIM
435	}
436	#endif
437	}
438	while (XEventsQueued (display, QueuedAlready));
439		620
440	XFlush (display);
441	}
442
443	void rxvt_display::flush ()
444	{
445	if (XEventsQueued (display, QueuedAlready))
446	x_cb (x_ev, EVENT_READ);
447
448	XFlush (display);
449	}
450
451	void rxvt_display::reg (xevent_watcher *w)
452	{
453	xw.push_back (w);
454	w->active = xw.size ();
455	}
456
457	void rxvt_display::unreg (xevent_watcher *w)
458	{
459	if (w->active)
460	xw[w->active - 1] = 0;
461	}
462
463	void rxvt_display::set_selection_owner (rxvt_term *owner)
464	{
465	if (selection_owner && selection_owner != owner)
466	selection_owner->selection_clear ();
467
468	selection_owner = owner;
469	}
470
471	#ifdef USE_XIM
472	void rxvt_display::reg (im_watcher *w)	621	void rxvt_display::reg (im_watcher *w)
473	{	622	{
474	imw.push_back (w);	623	imw.push_back (w);
475	}	624	}
476		625
…		…
500	return xim;	649	return xim;
501	}	650	}
502		651
503	void rxvt_display::put_xim (rxvt_xim *xim)	652	void rxvt_display::put_xim (rxvt_xim *xim)
504	{	653	{
505	#if XLIB_IS_RACEFREE	654	# if XLIB_IS_RACEFREE
506	xims.put (xim);	655	xims.put (xim);
507	#endif	656	# endif
508	}	657	}
		658
509	#endif	659	#endif
510		660
511	Atom rxvt_display::atom (const char *name)	661	Atom rxvt_display::atom (const char *name)
512	{	662	{
513	return XInternAtom (display, name, False);	663	return XInternAtom (dpy, name, False);
514	}	664	}
515		665
516	/////////////////////////////////////////////////////////////////////////////	666	/////////////////////////////////////////////////////////////////////////////
517		667
518	template class refcache<rxvt_display>;	668	template class refcache<rxvt_display>;
519	refcache<rxvt_display> displays;	669	refcache<rxvt_display> displays;
520		670
521	/////////////////////////////////////////////////////////////////////////////	671	/////////////////////////////////////////////////////////////////////////////
522		672	//
		673
		674	static unsigned int
		675	insert_component (unsigned int value, unsigned int mask, unsigned int shift)
		676	{
		677	return (value * (mask + 1) >> 16) << shift;
		678	}
		679
523	bool	680	bool
524	rxvt_color::set (rxvt_display *display, Pixel p)	681	rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
525	{	682	{
		683	//TODO: only supports 24 bit
		684	int alpha = color.a >= 0xff00 ? 0xffff : color.a;
		685
526	#if XFT	686	#if XFT
527	XColor xc;	687	XRenderPictFormat *format;
528		688
529	xc.pixel = p;	689	// FUCKING Xft gets it wrong, of course, so work around it.
530	if (!XQueryColor (display->display, display->cmap, &xc))	690	// Transparency users should eat shit and die, and then
531	return false;	691	// XRenderQueryPictIndexValues themselves plenty.
		692	if ((screen->visual->c_class == TrueColor)
		693	&& (format = XRenderFindVisualFormat (screen->dpy, screen->visual)))
		694	{
		695	// the fun lies in doing everything manually...
		696	c.color.red = color.r;
		697	c.color.green = color.g;
		698	c.color.blue = color.b;
		699	c.color.alpha = alpha;
532		700
		701	c.pixel = insert_component (color.r, format->direct.redMask , format->direct.red )
		702	\| insert_component (color.g, format->direct.greenMask, format->direct.green)
		703	\| insert_component (color.b, format->direct.blueMask , format->direct.blue )
		704	\| insert_component (alpha , format->direct.alphaMask, format->direct.alpha);
		705
		706	return true;
		707	}
		708	else
		709	{
533	XRenderColor d;	710	XRenderColor d;
534		711
535	d.red = xc.red;	712	d.red = color.r;
536	d.green = xc.green;	713	d.green = color.g;
537	d.blue = xc.blue;	714	d.blue = color.b;
538	d.alpha = 0xffff;	715	d.alpha = alpha;
539		716
540	return	717	return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);
541	XftColorAllocValue (display->display,	718	}
542	display->visual,
543	display->cmap,
544	&d, &c);
545	#else	719	#else
546	this->p = p;	720	c.red = color.r;
547	#endif	721	c.green = color.g;
		722	c.blue = color.b;
548		723
		724	if (screen->visual->c_class == TrueColor)
		725	{
		726	c.pixel = (color.r >> (16 - popcount (screen->visual->red_mask )) << ctz (screen->visual->red_mask ))
		727	\| (color.g >> (16 - popcount (screen->visual->green_mask)) << ctz (screen->visual->green_mask))
		728	\| (color.b >> (16 - popcount (screen->visual->blue_mask )) << ctz (screen->visual->blue_mask ));
		729
		730	return true;
		731	}
		732	else if (XAllocColor (screen->dpy, screen->cmap, &c))
549	return true;	733	return true;
		734	else
		735	c.pixel = (color.r + color.g + color.b) > 128*3
		736	? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->dpy))
		737	: BlackPixelOfScreen (DefaultScreenOfDisplay (screen->dpy));
		738	#endif
		739
		740	return false;
550	}	741	}
551		742
552	bool	743	bool
553	rxvt_color::set (rxvt_display display, const char name)	744	rxvt_color::set (rxvt_screen screen, const char name)
		745	{
		746	rgba c;
		747	char eos;
		748	int skip;
		749
		750	c.a = rgba::MAX_CC;
		751
		752	// parse the nonstandard "[alphapercent]" prefix
		753	if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip))
		754	{
		755	c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a);
		756	name += skip;
		757	}
		758
		759	// parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format
		760	if (strlen (name) != 4+5*4 \|\| 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos))
		761	{
		762	XColor xc;
		763
		764	if (XParseColor (screen->dpy, screen->cmap, name, &xc))
		765	{
		766	c.r = xc.red;
		767	c.g = xc.green;
		768	c.b = xc.blue;
		769	}
		770	else
		771	{
		772	c.r = 0xffff;
		773	c.g = 0x6969;
		774	c.b = 0xb4b4;
		775
		776	rxvt_warn ("unable to parse color '%s', using pink instead.\n", name);
		777	}
		778	}
		779
		780	return set (screen, c);
		781	}
		782
		783	bool
		784	rxvt_color::set (rxvt_screen *screen, const rgba &color)
		785	{
		786	bool got = alloc (screen, color);
		787
		788	#if !ENABLE_MINIMAL
		789	int cmap_size = screen->visual->map_entries;
		790
		791	if (!got
		792	&& screen->visual->c_class == PseudoColor
		793	&& cmap_size < 4096)
		794	{
		795	XColor *colors = new XColor [screen->visual->map_entries];
		796
		797	for (int i = 0; i < cmap_size; i++)
		798	colors [i].pixel = i;
		799
		800	// many kilobytes transfer per colour, but pseudocolor isn't worth
		801	// many extra optimisations.
		802	XQueryColors (screen->dpy, screen->cmap, colors, cmap_size);
		803
		804	int diff = 0x7fffffffUL;
		805	XColor *best = colors;
		806
		807	for (int i = 0; i < cmap_size; i++)
		808	{
		809	int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2))
		810	+ (squared_diff<int> (color.g >> 2, colors [i].green >> 2))
		811	+ (squared_diff<int> (color.b >> 2, colors [i].blue >> 2));
		812
		813	if (d < diff)
		814	{
		815	diff = d;
		816	best = colors + i;
		817	}
		818	}
		819
		820	//rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n",
		821	// color.r, color.g, color.b, best->red, best->green, best->blue, diff);
		822
		823	got = alloc (screen, rgba (best->red, best->green, best->blue));
		824
		825	delete [] colors;
		826	}
		827	#endif
		828
		829	return got;
		830	}
		831
		832	void
		833	rxvt_color::get (rgba &color)
554	{	834	{
555	#if XFT	835	#if XFT
556	return XftColorAllocName (display->display, display->visual, display->cmap,	836	color.r = c.color.red;
557	name, &c);	837	color.g = c.color.green;
		838	color.b = c.color.blue;
		839	color.a = c.color.alpha;
558	#else	840	#else
559	XColor xc;	841	color.r = c.red;
560		842	color.g = c.green;
561	if (XParseColor (display->display, display->cmap, name, &xc))	843	color.b = c.blue;
562	return set (display, xc.red, xc.green, xc.blue);	844	color.a = rgba::MAX_CC;
563
564	return false;
565	#endif	845	#endif
566	}	846	}
567		847
568	bool
569	rxvt_color::set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb)
570	{
571	XColor xc;
572
573	xc.red = cr;
574	xc.green = cg;
575	xc.blue = cb;
576	xc.flags = DoRed \| DoGreen \| DoBlue;
577
578	if (XAllocColor (display->display, display->cmap, &xc))
579	return set (display, xc.pixel);
580
581	return false;
582	}
583
584	void	848	void
585	rxvt_color::get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb)	849	rxvt_color::get (XColor &color)
586	{	850	{
		851	rgba c;
		852	get (c);
		853
		854	color.red = c.r;
		855	color.green = c.g;
		856	color.blue = c.b;
		857	color.pixel = (Pixel)*this;
		858	}
		859
		860	void
		861	rxvt_color::free (rxvt_screen *screen)
		862	{
		863	if (screen->visual->c_class == TrueColor)
		864	return; // nothing to do
		865
587	#if XFT	866	#if XFT
588	cr = c.color.red;	867	XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
589	cg = c.color.green;
590	cb = c.color.blue;
591	#else	868	#else
592	XColor c;	869	XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
593
594	c.pixel = p;
595	XQueryColor (display->display, display->cmap, &c);
596
597	cr = c.red;
598	cg = c.green;
599	cb = c.blue;
600	#endif	870	#endif
601	}	871	}
602		872
603	void	873	void
604	rxvt_color::free (rxvt_display *display)	874	rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
605	{	875	{
606	#if XFT	876	rgba c;
607	XftColorFree (display->display, display->visual, display->cmap, &c);	877	get (c);
608	#else
609	XFreeColors (display->display, display->cmap, &p, 1, AllPlanes);
610	#endif
611	}
612		878
613	rxvt_color	879	result.set (
614	rxvt_color::fade (rxvt_display *display, int percent)	880	screen,
615	{	881	rgba (
616	percent = 100 - percent;	882	lerp (c.r, to.r, percent),
617		883	lerp (c.g, to.g, percent),
618	unsigned short cr, cg, cb;	884	lerp (c.b, to.b, percent),
619	rxvt_color faded;	885	lerp (c.a, to.a, percent)
620		886	)
621	get (display, cr, cg, cb);
622
623	faded.set (
624	display,
625	cr * percent / 100,
626	cg * percent / 100,
627	cb * percent / 100
628	);	887	);
		888	}
629		889
		890	#if TRACE_PIXMAPS
		891	# undef XCreatePixmap
		892	# undef XFreePixmap
		893	Pixmap trace_XCreatePixmap (const char file, int line, Display dpy, Window r, unsigned int w, unsigned int h, unsigned int d)
		894	{
		895	Pixmap res = XCreatePixmap (dpy, r, w, h, d);
		896	fprintf (stderr, "%s:%d: XCreatePixmap (%p,%lX,%u,%u,%u) returned %lX\n", file, line, dpy, r, w, h, d, res);
630	return faded;	897	return res;
631	}	898	}
632		899
633	#define LERP(a,b,p) (a * p + b * (100 - p)) / 100	900	void trace_XFreePixmap (const char file, int line, Display dpy, Pixmap p)
634
635	rxvt_color
636	rxvt_color::fade (rxvt_display *display, int percent, rxvt_color &fadeto)
637	{	901	{
638	percent = 100 - percent;	902	fprintf (stderr, "%s:%d: XFreePixmap (%p,%lX)\n", file, line, dpy, p);
639		903	XFreePixmap (dpy,p);
640	unsigned short cr, cg, cb;
641	unsigned short fcr, fcg, fcb;
642	rxvt_color faded;
643
644	get (display, cr, cg, cb);
645	fadeto.get(display, fcr, fcg, fcb);
646
647	faded.set (
648	display,
649	LERP (cr, fcr, percent),
650	LERP (cg, fcg, percent),
651	LERP (cb, fcb, percent)
652	);
653
654	return faded;
655	}	904	}
656		905	#endif

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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents): Revision 1.25 by root, Wed Jan 25 02:42:06 2006 UTC vs. Revision 1.96 by root, Sat Jan 26 12:12:38 2008 UTC

Diff Legend

Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.25 by root, Wed Jan 25 02:42:06 2006 UTC vs.
Revision 1.96 by root, Sat Jan 26 12:12:38 2008 UTC