source: trunk/src/gui/kernel/qt_x11_p.h@ 461

Last change on this file since 461 was 2, checked in by Dmitry A. Kuminov, 17 years ago

Initially imported qt-all-opensource-src-4.5.1 from Trolltech.
File size: 19.3 KB
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1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** Contact: Qt Software Information ([email protected])
5**
6** This file is part of the QtGui module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial Usage
10** Licensees holding valid Qt Commercial licenses may use this file in
11** accordance with the Qt Commercial License Agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and Nokia.
14**
15** GNU Lesser General Public License Usage
16** Alternatively, this file may be used under the terms of the GNU Lesser
17** General Public License version 2.1 as published by the Free Software
18** Foundation and appearing in the file LICENSE.LGPL included in the
19** packaging of this file. Please review the following information to
20** ensure the GNU Lesser General Public License version 2.1 requirements
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22**
23** In addition, as a special exception, Nokia gives you certain
24** additional rights. These rights are described in the Nokia Qt LGPL
25** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
26** package.
27**
28** GNU General Public License Usage
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32** packaging of this file. Please review the following information to
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35**
36** If you are unsure which license is appropriate for your use, please
37** contact the sales department at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#ifndef QT_X11_P_H
43#define QT_X11_P_H
44
45//
46// W A R N I N G
47// -------------
48//
49// This file is not part of the Qt API. It exists purely as an
50// implementation detail. This header file may change from version to
51// version without notice, or even be removed.
52//
53// We mean it.
54//
55
56#include "QtGui/qwindowdefs.h"
57#include "QtCore/qlist.h"
58#include "QtCore/qvariant.h"
59
60// the following is necessary to work around breakage in many versions
61// of XFree86's Xlib.h still in use
62// ### which versions?
63#if defined(_XLIB_H_) // crude hack, but...
64#error "cannot include <X11/Xlib.h> before this file"
65#endif
66#define XRegisterIMInstantiateCallback qt_XRegisterIMInstantiateCallback
67#define XUnregisterIMInstantiateCallback qt_XUnregisterIMInstantiateCallback
68#define XSetIMValues qt_XSetIMValues
69#include <X11/Xlib.h>
70#undef XRegisterIMInstantiateCallback
71#undef XUnregisterIMInstantiateCallback
72#undef XSetIMValues
73
74#include <X11/Xutil.h>
75#include <X11/Xos.h>
76#ifdef index
77# undef index
78#endif
79#ifdef rindex
80# undef rindex
81#endif
82#include <X11/Xatom.h>
83
84//#define QT_NO_SHAPE
85#ifdef QT_NO_SHAPE
86# define XShapeCombineRegion(a,b,c,d,e,f,g)
87# define XShapeCombineMask(a,b,c,d,e,f,g)
88#else
89# include <X11/extensions/shape.h>
90#endif // QT_NO_SHAPE
91
92
93#if !defined (QT_NO_TABLET)
94# include <X11/extensions/XInput.h>
95#if defined (Q_OS_IRIX)
96# include <X11/extensions/SGIMisc.h>
97# include <wacom.h>
98#endif
99#endif // QT_NO_TABLET
100
101
102// #define QT_NO_XINERAMA
103#ifndef QT_NO_XINERAMA
104# if 0 // ### Xsun, but how to detect it?
105// Xinerama is only supported in Solaris 7 with patches 107648/108376 and
106// Solaris 8 or above which introduce the X11R6.4 Xserver.
107// To switch the Xinerama functionality on, you need to add the "+xinerama"
108// argument to the Xsun start line.
109// At least Solaris 7 and 8 are missing Xinerama system headers and function
110// declarations (bug 4284701).
111// The Xinerama API is not documented. In theory it could change but it
112// probably won't because Sun are using it in at least dtlogin (bug 4221829).
113extern "C" Bool XPanoramiXQueryExtension(
114 Display*,
115 int*,
116 int*
117);
118extern "C" Status XPanoramiXQueryVersion(
119 Display*,
120 int*,
121 int*
122);
123extern "C" Status XPanoramiXGetState(
124 Display*,
125 Drawable,
126 XPanoramiXInfo*
127);
128extern "C" Status XPanoramiXGetScreenCount(
129 Display *,
130 Drawable,
131 XPanoramiXInfo*
132);
133extern "C" Status XPanoramiXGetScreenSize(
134 Display*,
135 Drawable,
136 int,
137 XPanoramiXInfo*
138);
139# else // XFree86
140// XFree86 does not C++ify Xinerama (at least up to XFree86 4.0.3).
141extern "C" {
142# include <X11/extensions/Xinerama.h>
143}
144# endif
145#endif // QT_NO_XINERAMA
146
147// #define QT_NO_XRANDR
148#ifndef QT_NO_XRANDR
149# include <X11/extensions/Xrandr.h>
150#endif // QT_NO_XRANDR
151
152// #define QT_NO_XRENDER
153#ifndef QT_NO_XRENDER
154# include <X11/extensions/Xrender.h>
155#endif // QT_NO_XRENDER
156
157// #define QT_NO_XKB
158#ifndef QT_NO_XKB
159# include <X11/XKBlib.h>
160#endif // QT_NO_XKB
161
162
163#if !defined(XlibSpecificationRelease)
164# define X11R4
165typedef char *XPointer;
166#else
167# undef X11R4
168#endif
169
170// #define QT_NO_XIM
171#if defined(X11R4)
172// X11R4 does not have XIM
173#define QT_NO_XIM
174#elif defined(Q_OS_OSF) && (XlibSpecificationRelease < 6)
175// broken in Xlib up to OSF/1 3.2
176#define QT_NO_XIM
177#elif defined(Q_OS_AIX)
178// broken in Xlib up to what version of AIX?
179#define QT_NO_XIM
180#elif defined(QT_NO_DEBUG) && defined(Q_OS_IRIX)
181// XmbLookupString broken on IRIX
182// XCreateIC broken when compiling -64 on IRIX 6.5.2
183#define QT_NO_XIM
184#elif defined(Q_OS_HPUX) && defined(__LP64__)
185// XCreateIC broken when compiling 64-bit ELF on HP-UX 11.0
186#define QT_NO_XIM
187#elif defined(Q_OS_SCO)
188// ### suggested by user...
189// ### #define QT_NO_XIM
190#endif // QT_NO_XIM
191
192#ifndef QT_NO_XFIXES
193typedef Bool (*PtrXFixesQueryExtension)(Display *, int *, int *);
194typedef Status (*PtrXFixesQueryVersion)(Display *, int *, int *);
195typedef void (*PtrXFixesSetCursorName)(Display *dpy, Cursor cursor, const char *name);
196typedef void (*PtrXFixesSelectSelectionInput)(Display *dpy, Window win, Atom selection, unsigned long eventMask);
197#endif // QT_NO_XFIXES
198
199#ifndef QT_NO_XCURSOR
200#include <X11/Xcursor/Xcursor.h>
201typedef Cursor (*PtrXcursorLibraryLoadCursor)(Display *, const char *);
202#endif // QT_NO_XCURSOR
203
204#ifndef QT_NO_XINERAMA
205typedef Bool (*PtrXineramaQueryExtension)(Display *dpy, int *event_base, int *error_base);
206typedef Bool (*PtrXineramaIsActive)(Display *dpy);
207typedef XineramaScreenInfo *(*PtrXineramaQueryScreens)(Display *dpy, int *number);
208#endif // QT_NO_XINERAMA
209
210#ifndef QT_NO_XRANDR
211typedef void (*PtrXRRSelectInput)(Display *, Window, int);
212typedef int (*PtrXRRUpdateConfiguration)(XEvent *);
213typedef int (*PtrXRRRootToScreen)(Display *, Window);
214typedef Bool (*PtrXRRQueryExtension)(Display *, int *, int *);
215#endif // QT_NO_XRANDR
216
217#ifndef QT_NO_XINPUT
218typedef int (*PtrXCloseDevice)(Display *, XDevice *);
219typedef XDeviceInfo* (*PtrXListInputDevices)(Display *, int *);
220typedef XDevice* (*PtrXOpenDevice)(Display *, XID);
221typedef void (*PtrXFreeDeviceList)(XDeviceInfo *);
222typedef int (*PtrXSelectExtensionEvent)(Display *, Window, XEventClass *, int);
223#endif // QT_NO_XINPUT
224
225/*
226 * Solaris patch 108652-47 and higher fixes crases in
227 * XRegisterIMInstantiateCallback, but the function doesn't seem to
228 * work.
229 *
230 * Instead, we disabled R6 input, and open the input method
231 * immediately at application start.
232 */
233#if !defined(QT_NO_XIM) && (XlibSpecificationRelease >= 6) && \
234 !defined(Q_OS_SOLARIS)
235#define USE_X11R6_XIM
236
237//######### XFree86 has wrong declarations for XRegisterIMInstantiateCallback
238//######### and XUnregisterIMInstantiateCallback in at least version 3.3.2.
239//######### Many old X11R6 header files lack XSetIMValues.
240//######### Therefore, we have to declare these functions ourselves.
241
242extern "C" Bool XRegisterIMInstantiateCallback(
243 Display*,
244 struct _XrmHashBucketRec*,
245 char*,
246 char*,
247 XIMProc, //XFree86 has XIDProc, which has to be wrong
248 XPointer
249);
250
251extern "C" Bool XUnregisterIMInstantiateCallback(
252 Display*,
253 struct _XrmHashBucketRec*,
254 char*,
255 char*,
256 XIMProc, //XFree86 has XIDProc, which has to be wrong
257 XPointer
258);
259
260extern "C" char *XSetIMValues(XIM /* im */, ...);
261
262#endif
263
264#ifndef QT_NO_FONTCONFIG
265#include <fontconfig/fontconfig.h>
266#endif
267
268#ifndef QT_NO_XIM
269// some platforms (eg. Solaris 2.51) don't have these defines in Xlib.h
270#ifndef XNResetState
271#define XNResetState "resetState"
272#endif
273#ifndef XIMPreserveState
274#define XIMPreserveState (1L<<1)
275#endif
276#endif
277
278
279#ifndef X11R4
280# include <X11/Xlocale.h>
281#endif // X11R4
282
283
284#ifndef QT_NO_MITSHM
285# include <X11/extensions/XShm.h>
286#endif // QT_NO_MITSHM
287
288QT_BEGIN_NAMESPACE
289
290class QWidget;
291
292struct QX11InfoData {
293 uint ref;
294 int screen;
295 int dpiX;
296 int dpiY;
297 int depth;
298 int cells;
299 Colormap colormap;
300 Visual *visual;
301 bool defaultColormap;
302 bool defaultVisual;
303 int subpixel;
304};
305
306class QDrag;
307struct QXdndDropTransaction
308{
309 Time timestamp;
310 Window target;
311 Window proxy_target;
312 QWidget *targetWidget;
313 QWidget *embedding_widget;
314 QDrag *object;
315};
316
317class QMimeData;
318
319struct QX11Data;
320extern QX11Data *qt_x11Data;
321
322enum DesktopEnvironment {
323 DE_UNKNOWN,
324 DE_KDE,
325 DE_GNOME,
326 DE_CDE,
327 DE_4DWM
328};
329
330struct QX11Data
331{
332 static Qt::KeyboardModifiers translateModifiers(int s);
333
334 Window findClientWindow(Window, Atom, bool);
335
336 // from qclipboard_x11.cpp
337 bool clipboardWaitForEvent(Window win, int type, XEvent *event, int timeout);
338 bool clipboardReadProperty(Window win, Atom property, bool deleteProperty,
339 QByteArray *buffer, int *size, Atom *type, int *format, bool nullterm);
340 QByteArray clipboardReadIncrementalProperty(Window win, Atom property, int nbytes, bool nullterm);
341
342 // from qdnd_x11.cpp
343 bool dndEnable(QWidget* w, bool on);
344 static void xdndSetup();
345 void xdndHandleEnter(QWidget *, const XEvent *, bool);
346 void xdndHandlePosition(QWidget *, const XEvent *, bool);
347 void xdndHandleStatus(QWidget *, const XEvent *, bool);
348 void xdndHandleLeave(QWidget *, const XEvent *, bool);
349 void xdndHandleDrop(QWidget *, const XEvent *, bool);
350 void xdndHandleFinished(QWidget *, const XEvent *, bool);
351 void xdndHandleSelectionRequest(const XSelectionRequestEvent *);
352 static bool xdndHandleBadwindow();
353 QByteArray xdndAtomToString(Atom a);
354 Atom xdndStringToAtom(const char *);
355
356 QString xdndMimeAtomToString(Atom a);
357 Atom xdndMimeStringToAtom(const QString &mimeType);
358 QStringList xdndMimeFormatsForAtom(Atom a);
359 bool xdndMimeDataForAtom(Atom a, QMimeData *mimeData, QByteArray *data, Atom *atomFormat, int *dataFormat);
360 QList<Atom> xdndMimeAtomsForFormat(const QString &format);
361 QVariant xdndMimeConvertToFormat(Atom a, const QByteArray &data, const QString &format, QVariant::Type requestedType, const QByteArray &encoding);
362 Atom xdndMimeAtomForFormat(const QString &format, QVariant::Type requestedType, const QList<Atom> &atoms, QByteArray *requestedEncoding);
363
364 QList<QXdndDropTransaction> dndDropTransactions;
365
366 // from qmotifdnd_x11.cpp
367 void motifdndHandle(QWidget *, const XEvent *, bool);
368 void motifdndEnable(QWidget *, bool);
369 QVariant motifdndObtainData(const char *format);
370 QByteArray motifdndFormat(int n);
371 bool motifdnd_active;
372
373 Display *display;
374 char *displayName;
375 bool foreignDisplay;
376 // current focus model
377 enum {
378 FM_Unknown = -1,
379 FM_Other = 0,
380 FM_PointerRoot = 1
381 };
382 int focus_model;
383
384 // true if Qt is compiled w/ RANDR support and RANDR is supported on the connected Display
385 bool use_xrandr;
386 int xrandr_major;
387 int xrandr_eventbase;
388 int xrandr_errorbase;
389
390 // true if Qt is compiled w/ RENDER support and RENDER is supported on the connected Display
391 bool use_xrender;
392 int xrender_major;
393 int xrender_version;
394
395 // true if Qt is compiled w/ XFIXES support and XFIXES is supported on the connected Display
396 bool use_xfixes;
397 int xfixes_major;
398 int xfixes_eventbase;
399 int xfixes_errorbase;
400
401#ifndef QT_NO_XFIXES
402 PtrXFixesQueryExtension ptrXFixesQueryExtension;
403 PtrXFixesQueryVersion ptrXFixesQueryVersion;
404 PtrXFixesSetCursorName ptrXFixesSetCursorName;
405 PtrXFixesSelectSelectionInput ptrXFixesSelectSelectionInput;
406#endif
407
408#ifndef QT_NO_XINPUT
409 PtrXCloseDevice ptrXCloseDevice;
410 PtrXListInputDevices ptrXListInputDevices;
411 PtrXOpenDevice ptrXOpenDevice;
412 PtrXFreeDeviceList ptrXFreeDeviceList;
413 PtrXSelectExtensionEvent ptrXSelectExtensionEvent;
414#endif // QT_NO_XINPUT
415
416
417 // true if Qt is compiled w/ MIT-SHM support and MIT-SHM is supported on the connected Display
418 bool use_mitshm;
419 int mitshm_major;
420
421 // true if Qt is compiled w/ Tablet support and we have a tablet.
422 bool use_xinput;
423 int xinput_major;
424 int xinput_eventbase;
425 int xinput_errorbase;
426
427 QList<QWidget *> deferred_map;
428 struct ScrollInProgress {
429 long id;
430 QWidget* scrolled_widget;
431 int dx, dy;
432 };
433 long sip_serial;
434 QList<ScrollInProgress> sip_list;
435
436 // window managers list of supported "stuff"
437 Atom *net_supported_list;
438 // list of virtual root windows
439 Window *net_virtual_root_list;
440 // client leader window
441 Window wm_client_leader;
442
443 QX11InfoData *screens;
444 Visual **argbVisuals;
445 Colormap *argbColormaps;
446 int screenCount;
447 int defaultScreen;
448
449 Time time;
450 Time userTime;
451
452 QString default_im;
453
454 // starts to ignore bad window errors from X
455 static inline void ignoreBadwindow() {
456 qt_x11Data->ignore_badwindow = true;
457 qt_x11Data->seen_badwindow = false;
458 }
459
460 // ends ignoring bad window errors and returns whether an error had happened.
461 static inline bool badwindow() {
462 qt_x11Data->ignore_badwindow = false;
463 return qt_x11Data->seen_badwindow;
464 }
465
466 bool ignore_badwindow;
467 bool seen_badwindow;
468
469 // options
470 int visual_class;
471 int visual_id;
472 int color_count;
473 bool custom_cmap;
474
475 // outside visual/colormap
476 Visual *visual;
477 Colormap colormap;
478
479#ifndef QT_NO_XRENDER
480 enum { solid_fill_count = 16 };
481 struct SolidFills {
482 XRenderColor color;
483 int screen;
484 Picture picture;
485 } solid_fills[solid_fill_count];
486 enum { pattern_fill_count = 16 };
487 struct PatternFills {
488 XRenderColor color;
489 XRenderColor bg_color;
490 int screen;
491 int style;
492 bool opaque;
493 Picture picture;
494 } pattern_fills[pattern_fill_count];
495 Picture getSolidFill(int screen, const QColor &c);
496 XRenderColor preMultiply(const QColor &c);
497#endif
498
499 bool has_fontconfig;
500 qreal fc_scale;
501 bool fc_antialias;
502 int fc_hint_style;
503
504 char *startupId;
505 char *originalStartupId;
506
507 DesktopEnvironment desktopEnvironment;
508
509 /* Warning: if you modify this list, modify the names of atoms in qapplication_x11.cpp as well! */
510 enum X11Atom {
511 // window-manager <-> client protocols
512 WM_PROTOCOLS,
513 WM_DELETE_WINDOW,
514 WM_TAKE_FOCUS,
515 _NET_WM_PING,
516 _NET_WM_CONTEXT_HELP,
517
518 // ICCCM window state
519 WM_STATE,
520 WM_CHANGE_STATE,
521
522 // Session management
523 WM_CLIENT_LEADER,
524 WM_WINDOW_ROLE,
525 SM_CLIENT_ID,
526
527 // Clipboard
528 CLIPBOARD,
529 INCR,
530 TARGETS,
531 MULTIPLE,
532 TIMESTAMP,
533 CLIP_TEMPORARY,
534 _QT_SELECTION,
535 _QT_CLIPBOARD_SENTINEL,
536 _QT_SELECTION_SENTINEL,
537
538 RESOURCE_MANAGER,
539
540 _XSETROOT_ID,
541
542 _QT_SCROLL_DONE,
543 _QT_INPUT_ENCODING,
544
545 _MOTIF_WM_HINTS,
546
547 DTWM_IS_RUNNING,
548 KDE_FULL_SESSION,
549 KWIN_RUNNING,
550 KWM_RUNNING,
551 GNOME_BACKGROUND_PROPERTIES,
552 ENLIGHTENMENT_DESKTOP,
553 _SGI_DESKS_MANAGER,
554
555 // EWMH (aka NETWM)
556 _NET_SUPPORTED,
557 _NET_VIRTUAL_ROOTS,
558 _NET_WORKAREA,
559
560 _NET_MOVERESIZE_WINDOW,
561 _NET_WM_MOVERESIZE,
562
563 _NET_WM_NAME,
564 _NET_WM_ICON_NAME,
565 _NET_WM_ICON,
566
567 _NET_WM_PID,
568
569 _NET_WM_WINDOW_OPACITY,
570
571 _NET_WM_STATE,
572 _NET_WM_STATE_ABOVE,
573 _NET_WM_STATE_BELOW,
574 _NET_WM_STATE_FULLSCREEN,
575 _NET_WM_STATE_MAXIMIZED_HORZ,
576 _NET_WM_STATE_MAXIMIZED_VERT,
577 _NET_WM_STATE_MODAL,
578 _NET_WM_STATE_STAYS_ON_TOP,
579 _NET_WM_STATE_DEMANDS_ATTENTION,
580
581 _NET_WM_USER_TIME,
582 _NET_WM_USER_TIME_WINDOW,
583 _NET_WM_FULL_PLACEMENT,
584
585 _NET_WM_WINDOW_TYPE,
586 _NET_WM_WINDOW_TYPE_DESKTOP,
587 _NET_WM_WINDOW_TYPE_DOCK,
588 _NET_WM_WINDOW_TYPE_TOOLBAR,
589 _NET_WM_WINDOW_TYPE_MENU,
590 _NET_WM_WINDOW_TYPE_UTILITY,
591 _NET_WM_WINDOW_TYPE_SPLASH,
592 _NET_WM_WINDOW_TYPE_DIALOG,
593 _NET_WM_WINDOW_TYPE_DROPDOWN_MENU,
594 _NET_WM_WINDOW_TYPE_POPUP_MENU,
595 _NET_WM_WINDOW_TYPE_TOOLTIP,
596 _NET_WM_WINDOW_TYPE_NOTIFICATION,
597 _NET_WM_WINDOW_TYPE_COMBO,
598 _NET_WM_WINDOW_TYPE_DND,
599 _NET_WM_WINDOW_TYPE_NORMAL,
600 _KDE_NET_WM_WINDOW_TYPE_OVERRIDE,
601
602 _KDE_NET_WM_FRAME_STRUT,
603
604 _NET_STARTUP_INFO,
605 _NET_STARTUP_INFO_BEGIN,
606
607 _NET_SUPPORTING_WM_CHECK,
608
609 _NET_WM_CM_S0,
610
611 _NET_SYSTEM_TRAY_VISUAL,
612
613 // Property formats
614 COMPOUND_TEXT,
615 TEXT,
616 UTF8_STRING,
617
618 // Xdnd
619 XdndEnter,
620 XdndPosition,
621 XdndStatus,
622 XdndLeave,
623 XdndDrop,
624 XdndFinished,
625 XdndTypelist,
626 XdndActionList,
627
628 XdndSelection,
629
630 XdndAware,
631 XdndProxy,
632
633 XdndActionCopy,
634 XdndActionLink,
635 XdndActionMove,
636 XdndActionPrivate,
637
638 // Motif DND
639 _MOTIF_DRAG_AND_DROP_MESSAGE,
640 _MOTIF_DRAG_INITIATOR_INFO,
641 _MOTIF_DRAG_RECEIVER_INFO,
642 _MOTIF_DRAG_WINDOW,
643 _MOTIF_DRAG_TARGETS,
644
645 XmTRANSFER_SUCCESS,
646 XmTRANSFER_FAILURE,
647