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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 <QtDBus>
+
+#include <X11/Xutil.h>
+#include <X11/Xlib.h>
+#include <X11/extensions/Xdamage.h>
+
+class QGraphicsScene;
+class QGLWidget;
+
+class MCompositeScene;
+class MSimpleWindowFrame;
+class MCompAtoms;
+class MCompositeWindow;
+
+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 StackPosition {
+        STACK_BOTTOM = 0,
+        STACK_TOP
+    };
+    enum ForcingLevel {
+        NO_FORCED = 0,
+        FORCED,
+        REALLY_FORCED
+    };
+
+    MCompositeManagerPrivate(QObject *p);
+    ~MCompositeManagerPrivate();
+
+    static Window parentWindow(Window child);
+    MCompositeWindow *texturePixmapItem(Window w);
+    MCompositeWindow *bindWindow(Window win);
+    QGraphicsScene *scene();
+
+    void prepare();
+    void activateWindow(Window w, Time timestamp,
+		        bool disableCompositing = true);
+    void updateWinList(bool stackingOnly = false);
+    void setWindowState(Window , int);
+    void setWindowDebugProperties(Window w);
+    void positionWindow(Window w, StackPosition pos);
+    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 redirectWindows();
+    void mapOverlayWindow();
+    void enableRedirection();
+    void setExposeDesktop(bool exposed);
+    void checkStacking(bool force_visibility_check,
+                       Time timestamp = CurrentTime);
+    void checkInputFocus(Time timestamp = CurrentTime);
+    Window getTopmostApp(int *index_in_stacking_list = 0);
+    bool possiblyUnredirectTopmostWindow();
+    Window getLastVisibleParent(MCompositeWindow *cw);
+    bool isAppWindow(MCompositeWindow *cw);
+
+    bool isRedirected(Window window);
+    bool x11EventFilter(XEvent *event);
+    bool removeWindow(Window w);
+    bool isSelfManagedFocus(Window w);
+    bool needDecoration(Window w);
+
+    MCompositeScene *watch;
+    Window localwin;
+    Window xoverlay;
+    Window prev_focus;
+
+    static Window stack[TOTAL_LAYERS];
+
+    MCompAtoms *atom;
+    QGLWidget *glwidget;
+    MCompositeWindow *damage_cache;
+
+    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;
+    QRegion dock_region;
+
+    int damage_event;
+    int damage_error;
+
+    bool arranged;
+    bool compositing;
+    QDBusConnection *systembus_conn;
+    bool display_off;
+
+signals:
+    void inputEnabled();
+    void compositingEnabled();
+
+public slots:
+
+    void gotHungWindow(MCompositeWindow *window);
+    void sendPing(MCompositeWindow *window);
+    void enableInput();
+    void disableInput();
+    void enableCompositing(bool forced = false,
+                           bool ignore_display_off = false);
+    void disableCompositing(ForcingLevel forced = NO_FORCED);
+    void showLaunchIndicator(int timeout);
+    void hideLaunchIndicator();
+    void iconifyOnLower(MCompositeWindow *window);
+    void raiseOnRestore(MCompositeWindow *window);
+    void exposeDesktop();
+#ifdef GLES2_VERSION
+    void mceDisplayStatusIndSignal(QString mode);
+#endif
+};
+
+#endif