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

Comparing rxvt-unicode/src/rxvttoolkit.C (file contents):
Revision 1.27 by root, Wed Jan 25 21:09:21 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 depth)	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, depth, TrueColor, &vinfo))	272	if (XMatchVisualInfo (dpy, display->screen, bitdepth, TrueColor, &vinfo))
203	{	273	{
204	this->depth = depth;	274	depth = bitdepth;
205	this->visual = vinfo.visual;	275	visual = vinfo.visual;
206	this->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
538	bool	677	bool
539	rxvt_color::set (rxvt_screen *screen, Pixel p)	678	rxvt_color::alloc (rxvt_screen *screen, const rgba &color)
540	{	679	{
		680	//TODO: only supports 24 bit
		681	int alpha = color.a >= 0xff00 ? 0xffff : color.a;
		682
541	#if XFT	683	#if XFT
542	XColor xc;	684	XRenderPictFormat *format;
543		685
544	xc.pixel = p;	686	// FUCKING Xft gets it wrong, of course, so work around it.
545	if (!XQueryColor (screen->xdisp, screen->cmap, &xc))	687	// Transparency users should eat shit and die, and then
546	return false;	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;
547		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	{
548	XRenderColor d;	707	XRenderColor d;
549		708
550	d.red = xc.red;	709	d.red = color.r;
551	d.green = xc.green;	710	d.green = color.g;
552	d.blue = xc.blue;	711	d.blue = color.b;
553	d.alpha = 0xffff;	712	d.alpha = alpha;
554		713
555	return	714	return XftColorAllocValue (screen->dpy, screen->visual, screen->cmap, &d, &c);
556	XftColorAllocValue (screen->xdisp,	715	}
557	screen->visual,
558	screen->cmap,
559	&d, &c);
560	#else	716	#else
561	this->p = p;	717	c.red = color.r;
562	#endif	718	c.green = color.g;
		719	c.blue = color.b;
563		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))
564	return true;	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;
565	}	738	}
566		739
567	bool	740	bool
568	rxvt_color::set (rxvt_screen screen, const char name)	741	rxvt_color::set (rxvt_screen screen, const char name)
569	{	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	{
570	#if XFT	832	#if XFT
571	return XftColorAllocName (screen->xdisp, screen->visual, screen->cmap, name, &c);	833	color.r = c.color.red;
		834	color.g = c.color.green;
		835	color.b = c.color.blue;
		836	color.a = c.color.alpha;
572	#else	837	#else
573	XColor xc;	838	color.r = c.red;
574		839	color.g = c.green;
575	if (XParseColor (screen->xdisp, screen->cmap, name, &xc))	840	color.b = c.blue;
576	return set (screen, xc.red, xc.green, xc.blue);	841	color.a = rgba::MAX_CC;
577
578	return false;
579	#endif	842	#endif
580	}	843	}
581		844
582	bool
583	rxvt_color::set (rxvt_screen *screen, unsigned short cr, unsigned short cg, unsigned short cb)
584	{
585	XColor xc;
586
587	xc.red = cr;
588	xc.green = cg;
589	xc.blue = cb;
590	xc.flags = DoRed \| DoGreen \| DoBlue;
591
592	if (XAllocColor (screen->xdisp, screen->cmap, &xc))
593	return set (screen, xc.pixel);
594
595	return false;
596	}
597
598	void	845	void
599	rxvt_color::get (rxvt_screen *screen, unsigned short &cr, unsigned short &cg, unsigned short &cb)	846	rxvt_color::get (XColor &color)
600	{	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
		858	rxvt_color::free (rxvt_screen *screen)
		859	{
		860	if (screen->visual->c_class == TrueColor)
		861	return; // nothing to do
		862
601	#if XFT	863	#if XFT
602	cr = c.color.red;	864	XftColorFree (screen->dpy, screen->visual, screen->cmap, &c);
603	cg = c.color.green;
604	cb = c.color.blue;
605	#else	865	#else
606	XColor c;
607
608	c.pixel = p;
609	XQueryColor (screen->xdisp, screen->cmap, &c);
610
611	cr = c.red;
612	cg = c.green;
613	cb = c.blue;
614	#endif
615	}
616
617	void
618	rxvt_color::free (rxvt_screen *screen)
619	{
620	#if XFT
621	XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c);
622	#else
623	XFreeColors (screen->xdisp, screen->cmap, &p, 1, AllPlanes);	866	XFreeColors (screen->dpy, screen->cmap, &c.pixel, 1, AllPlanes);
624	#endif	867	#endif
625	}	868	}
626		869
627	rxvt_color	870	void
628	rxvt_color::fade (rxvt_screen *screen, int percent)	871	rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to)
629	{	872	{
630	percent = 100 - percent;	873	rgba c;
		874	get (c);
631		875
632	unsigned short cr, cg, cb;	876	result.set (
633	rxvt_color faded;
634
635	get (screen, cr, cg, cb);
636
637	faded.set (
638	screen,	877	screen,
639	cr * percent / 100,	878	rgba (
640	cg * percent / 100,	879	lerp (c.r, to.r, percent),
641	cb * percent / 100	880	lerp (c.g, to.g, percent),
		881	lerp (c.b, to.b, percent),
		882	lerp (c.a, to.a, percent)
		883	)
642	);	884	);
		885	}
643		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);
644	return faded;	894	return res;
645	}	895	}
646		896
647	#define LERP(a,b,p) (a * p + b * (100 - p)) / 100	897	void trace_XFreePixmap (const char file, int line, Display dpy, Pixmap p)
648
649	rxvt_color
650	rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &fadeto)
651	{	898	{
652	percent = 100 - percent;	899	fprintf (stderr, "%s:%d: XFreePixmap (%p,%lX)\n", file, line, dpy, p);
653		900	XFreePixmap (dpy,p);
654	unsigned short cr, cg, cb;
655	unsigned short fcr, fcg, fcb;
656	rxvt_color faded;
657
658	get (screen, cr, cg, cb);
659	fadeto.get (screen, fcr, fcg, fcb);
660
661	faded.set (
662	screen,
663	LERP (cr, fcr, percent),
664	LERP (cg, fcg, percent),
665	LERP (cb, fcb, percent)
666	);
667
668	return faded;
669	}	901	}
670		902	#endif

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Comparing rxvt-unicode/src/rxvttoolkit.C (file contents): Revision 1.27 by root, Wed Jan 25 21:09:21 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 1.27 by root, Wed Jan 25 21:09:21 2006 UTC vs.
Revision 1.92 by root, Sat Jan 26 10:15:20 2008 UTC