4be4a597c3
Inspired by maemo a widget is added to close the highlighted window. It is only shown if the mouse is moved above the highlighted window and hidden again when the mouse leaves the highlighted window or windows are rearranged. svn path=/trunk/KDE/kdebase/workspace/; revision=1181373
266 lines
9.5 KiB
C++
266 lines
9.5 KiB
C++
/********************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2007 Rivo Laks <rivolaks@hot.ee>
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Copyright (C) 2008 Lucas Murray <lmurray@undefinedfire.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#ifndef KWIN_PRESENTWINDOWS_H
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#define KWIN_PRESENTWINDOWS_H
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#include "presentwindows_proxy.h"
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#include <kwineffects.h>
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#include <kshortcut.h>
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#include <QtGui/QGraphicsView>
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namespace Plasma
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{
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class PushButton;
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}
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namespace KWin
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{
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class CloseWindowView : public QGraphicsView
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{
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Q_OBJECT
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public:
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CloseWindowView( QWidget* parent = 0 );
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void windowInputMouseEvent( QMouseEvent* e );
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virtual void drawBackground( QPainter* painter, const QRectF& rect );
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Q_SIGNALS:
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void close();
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private:
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Plasma::PushButton* m_closeButton;
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Plasma::FrameSvg* m_frame;
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};
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/**
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* Expose-like effect which shows all windows on current desktop side-by-side,
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* letting the user select active window.
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**/
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class PresentWindowsEffect
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: public QObject, public Effect
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{
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Q_OBJECT
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private:
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// Structures
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struct WindowData
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{
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bool visible;
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bool deleted;
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bool referenced;
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double opacity;
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double highlight;
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int slot;
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int slot_distance;
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EffectFrame* textFrame;
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EffectFrame* iconFrame;
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};
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typedef QHash<EffectWindow*, WindowData> DataHash;
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struct GridSize
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{
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int columns;
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int rows;
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};
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public:
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PresentWindowsEffect();
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virtual ~PresentWindowsEffect();
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virtual void reconfigure( ReconfigureFlags );
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virtual void* proxy();
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// Screen painting
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virtual void prePaintScreen( ScreenPrePaintData &data, int time );
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virtual void paintScreen( int mask, QRegion region, ScreenPaintData &data );
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virtual void postPaintScreen();
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// Window painting
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virtual void prePaintWindow( EffectWindow *w, WindowPrePaintData &data, int time );
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virtual void paintWindow( EffectWindow *w, int mask, QRegion region, WindowPaintData &data );
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// User interaction
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virtual void windowAdded( EffectWindow *w );
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virtual void windowClosed( EffectWindow *w );
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virtual void windowDeleted( EffectWindow *w );
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virtual void windowGeometryShapeChanged( EffectWindow* w, const QRect& old );
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virtual bool borderActivated( ElectricBorder border );
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virtual void windowInputMouseEvent( Window w, QEvent *e );
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virtual void grabbedKeyboardEvent( QKeyEvent *e );
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// Tab box
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virtual void tabBoxAdded( int mode );
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virtual void tabBoxClosed();
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virtual void tabBoxUpdated();
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virtual void tabBoxKeyEvent( QKeyEvent* event );
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// atoms
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virtual void propertyNotify( EffectWindow* w, long atom );
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enum { LayoutNatural, LayoutRegularGrid, LayoutFlexibleGrid }; // Layout modes
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enum PresentWindowsMode
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{
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ModeAllDesktops, // Shows windows of all desktops
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ModeCurrentDesktop, // Shows windows on current desktop
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ModeSelectedDesktop, // Shows windows of selected desktop via property (m_desktop)
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ModeWindowGroup, // Shows windows selected via property
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ModeWindowClass // Shows all windows of same class as selected class
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};
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enum WindowMouseAction
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{
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WindowNoAction = 0, // Nothing
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WindowActivateAction = 1, // Activates the window and deactivates the effect
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WindowExitAction = 2, // Deactivates the effect without activating new window
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WindowToCurrentDesktopAction = 3, // Brings window to current desktop
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WindowToAllDesktopsAction = 4, // Brings window to all desktops
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WindowMinimizeAction = 5, // Minimize the window
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WindowCloseAction = 6 // Closes the window
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};
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enum DesktopMouseAction
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{
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DesktopNoAction = 0, // nothing
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DesktopActivateAction = 1, // Activates the window and deactivates the effect
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DesktopExitAction = 2, // Deactivates the effect without activating new window
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DesktopShowDesktopAction = 3 // Minimizes all windows
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};
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public slots:
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void setActive( bool active, bool closingTab = false ); // HACK: closingTab shouldn't be needed
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void toggleActive() { m_mode = ModeCurrentDesktop; setActive( !m_activated ); }
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void toggleActiveAllDesktops() { m_mode = ModeAllDesktops; setActive( !m_activated ); }
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void toggleActiveClass();
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// slots for global shortcut changed
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// needed to toggle the effect
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void globalShortcutChanged( const QKeySequence& seq );
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void globalShortcutChangedAll( const QKeySequence& seq );
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void globalShortcutChangedClass( const QKeySequence& seq );
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private slots:
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void closeWindow();
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protected:
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// Window rearranging
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void rearrangeWindows();
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void calculateWindowTransformations( EffectWindowList windowlist, int screen,
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WindowMotionManager& motionManager, bool external = false );
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void calculateWindowTransformationsClosest( EffectWindowList windowlist, int screen,
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WindowMotionManager& motionManager );
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void calculateWindowTransformationsKompose( EffectWindowList windowlist, int screen,
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WindowMotionManager& motionManager );
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void calculateWindowTransformationsNatural( EffectWindowList windowlist, int screen,
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WindowMotionManager& motionManager );
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// Helper functions for window rearranging
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inline double aspectRatio( EffectWindow *w )
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{ return w->width() / double( w->height() ); }
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inline int widthForHeight( EffectWindow *w, int height )
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{ return int(( height / double( w->height() )) * w->width() ); }
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inline int heightForWidth( EffectWindow *w, int width )
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{ return int(( width / double( w->width() )) * w->height() ); }
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void assignSlots( EffectWindowList windowlist, const QRect &area, int columns, int rows );
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void getBestAssignments( EffectWindowList windowlist );
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bool isOverlappingAny( EffectWindow *w, const QHash<EffectWindow*, QRect> &targets, const QRegion &border );
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// Filter box
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void updateFilterFrame();
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// Helper functions
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bool isSelectableWindow( EffectWindow *w );
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bool isVisibleWindow( EffectWindow *w );
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void setHighlightedWindow( EffectWindow *w );
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EffectWindow* relativeWindow( EffectWindow *w, int xdiff, int ydiff, bool wrap ) const;
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EffectWindow* findFirstWindow() const;
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void updateCloseWindow();
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// Helper functions for mouse actions
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void mouseActionWindow( WindowMouseAction& action );
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void mouseActionDesktop( DesktopMouseAction& action );
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private:
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PresentWindowsEffectProxy m_proxy;
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friend class PresentWindowsEffectProxy;
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// User configuration settings
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QList<ElectricBorder> m_borderActivate;
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QList<ElectricBorder> m_borderActivateAll;
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int m_layoutMode;
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bool m_showCaptions;
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bool m_showIcons;
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bool m_tabBoxAllowed;
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bool m_tabBoxAlternativeAllowed;
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int m_accuracy;
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bool m_fillGaps;
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double m_fadeDuration;
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bool m_showPanel;
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// Activation
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bool m_activated;
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bool m_ignoreMinimized;
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double m_decalOpacity;
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Window m_input;
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bool m_hasKeyboardGrab;
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bool m_tabBoxEnabled;
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PresentWindowsMode m_mode;
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int m_desktop;
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EffectWindowList m_selectedWindows;
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EffectWindow *m_managerWindow;
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QString m_class;
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// Window data
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WindowMotionManager m_motionManager;
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DataHash m_windowData;
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EffectWindow *m_highlightedWindow;
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// Grid layout info
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QList<GridSize> m_gridSizes;
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// Filter box
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EffectFrame* m_filterFrame;
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QString m_windowFilter;
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// Shortcut - needed to toggle the effect
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KShortcut shortcut;
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KShortcut shortcutAll;
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KShortcut shortcutClass;
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// Atoms
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// Present windows for all windows of given desktop
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// -1 for all desktops
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long m_atomDesktop;
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// Present windows for group of window ids
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long m_atomWindows;
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// Mouse Actions
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WindowMouseAction m_leftButtonWindow;
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WindowMouseAction m_middleButtonWindow;
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WindowMouseAction m_rightButtonWindow;
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DesktopMouseAction m_leftButtonDesktop;
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DesktopMouseAction m_middleButtonDesktop;
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DesktopMouseAction m_rightButtonDesktop;
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CloseWindowView* m_closeView;
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EffectWindow* m_closeWindow;
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};
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} // namespace
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#endif
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