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/***************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (directui@nokia.com)
**
** This file is part of mcompositor.
**
** If you have questions regarding the use of this file, please contact
** Nokia at directui@nokia.com.
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation
** and appearing in the file LICENSE.LGPL included in the packaging
** of this file.
**
****************************************************************************/
#ifndef DUICOMPOSITEMANAGER_P_H
#define DUICOMPOSITEMANAGER_P_H
#include <QObject>
#include <QHash>
#include <QPixmap>
#include <QTimer>
#include <X11/Xutil.h>
#include <X11/Xlib.h>
#include <X11/extensions/Xdamage.h>
#include <X11/Xlib-xcb.h>
class QGraphicsScene;
class QGLWidget;
class MCompositeScene;
class MSimpleWindowFrame;
class MCompAtoms;
class MCompositeWindow;
class MDeviceState;
class MWindowPropertyCache;
class MCompositeManagerExtension;
enum {
INPUT_LAYER = 0,
DOCK_LAYER,
SYSTEM_LAYER,
APPLICATION_LAYER,
DESKTOP_LAYER,
TOTAL_LAYERS
};
/*!
* Internal implementation of MCompositeManager
*/
class MCompositeManagerPrivate: public QObject
{
Q_OBJECT
public:
enum ForcingLevel {
NO_FORCED = 0,
FORCED
};
MCompositeManagerPrivate(QObject *p);
~MCompositeManagerPrivate();
static Window parentWindow(Window child);
MCompositeWindow *bindWindow(Window w);
QGraphicsScene *scene();
void prepare();
void loadPlugins();
void activateWindow(Window w, Time timestamp,
bool disableCompositing = true);
void updateWinList();
void setWindowState(Window , int);
void setWindowDebugProperties(Window w);
void positionWindow(Window w, bool on_top);
void addItem(MCompositeWindow *item);
void damageEvent(XDamageNotifyEvent *);
void destroyEvent(XDestroyWindowEvent *);
void propertyEvent(XPropertyEvent *);
void unmapEvent(XUnmapEvent *);
void configureEvent(XConfigureEvent *);
void configureRequestEvent(XConfigureRequestEvent *);
void mapEvent(XMapEvent *);
void mapRequestEvent(XMapRequestEvent *);
void rootMessageEvent(XClientMessageEvent *);
void clientMessageEvent(XClientMessageEvent *);
void keyEvent(XKeyEvent*);
void buttonEvent(XButtonEvent*);
void installX11EventFilter(long xevent, MCompositeManagerExtension* extension);
void redirectWindows();
void showOverlayWindow(bool show);
void enableRedirection();
void setExposeDesktop(bool exposed);
void checkStacking(bool force_visibility_check,
Time timestamp = CurrentTime);
void checkInputFocus(Time timestamp = CurrentTime);
void configureWindow(MCompositeWindow *cw, XConfigureRequestEvent *e);
Window getTopmostApp(int *index_in_stacking_list = 0,
Window ignore_window = 0,
bool skip_always_mapped = false);
Window getLastVisibleParent(MWindowPropertyCache *pc);
bool possiblyUnredirectTopmostWindow();
bool haveMappedWindow() const;
bool isRedirected(Window window);
bool x11EventFilter(XEvent *event);
bool processX11EventFilters(XEvent *event, bool after);
void removeWindow(Window w);
bool needDecoration(Window w, MWindowPropertyCache *pc = 0);
MCompositeWindow *getHighestDecorated();
static bool compareWindows(Window w_a, Window w_b);
void roughSort();
void setCurrentApp(Window w, bool stacking_order_changed);
void raiseTransientsOf(MWindowPropertyCache *pc, int last_i,
bool recursion = false);
MCompositeScene *watch;
Window localwin, localwin_parent;
Window xoverlay;
Window prev_focus;
Window close_button_win, home_button_win, buttoned_win;
Window current_app;
QRect home_button_geom, close_button_geom;
static Window stack[TOTAL_LAYERS];
MCompAtoms *atom;
QGLWidget *glwidget;
QList<Window> stacking_list;
QList<Window> windows_as_mapped;
QHash<Window, MCompositeWindow *> windows;
struct FrameData {
FrameData(): frame(0), parentWindow(0), mapped(false) {}
MSimpleWindowFrame *frame;
Window parentWindow;
bool mapped;
};
QHash<Window, FrameData> framed_windows;
QHash<Window, QList<XConfigureRequestEvent*> > configure_reqs;
QHash<Window, MWindowPropertyCache*> prop_caches;
QMultiHash<int, MCompositeManagerExtension* > m_extensions;
QRegion dock_region;
int damage_event;
int damage_error;
bool compositing;
bool overlay_mapped;
MDeviceState *device_state;
xcb_connection_t *xcb_conn;
// mechanism for lazy stacking
QTimer stacking_timer;
bool stacking_timeout_check_visibility;
Time stacking_timeout_timestamp;
void dirtyStacking(bool force_visibility_check, Time t = CurrentTime);
void pingTopmost();
signals:
void compositingEnabled();
void currentAppChanged(Window w);
public slots:
void gotHungWindow(MCompositeWindow *window);
void enableCompositing(bool forced = false);
void disableCompositing(ForcingLevel forced = NO_FORCED);
void showLaunchIndicator(int timeout);
void hideLaunchIndicator();
void lowerHandler(MCompositeWindow *window);
void restoreHandler(MCompositeWindow *window);
void closeHandler(MCompositeWindow *window);
void onDesktopActivated(MCompositeWindow*);
void exposeDesktop();
void exposeSwitcher();
void displayOff(bool display_off);
void callOngoing(bool call_ongoing);
void stackingTimeout();
void setupButtonWindows(Window topmost);
};
#endif
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