kwin/effects/desktopgrid/desktopgrid.h
Thomas Lübking 6356c736f8 catch dangeling pointer in the desktopbutton hash
BUG: 244813

svn path=/trunk/KDE/kdebase/workspace/; revision=1187537
2010-10-19 18:34:19 +00:00

160 lines
5.4 KiB
C++

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2007 Lubos Lunak <l.lunak@kde.org>
Copyright (C) 2008 Lucas Murray <lmurray@undefinedfire.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#ifndef KWIN_DESKTOPGRID_H
#define KWIN_DESKTOPGRID_H
#include <kwineffects.h>
#include <kshortcut.h>
#include <QObject>
#include <QtGui/QGraphicsView>
namespace Plasma
{
class PushButton;
}
namespace KWin
{
class PresentWindowsEffectProxy;
class DesktopButtonsView : public QGraphicsView
{
Q_OBJECT
public:
DesktopButtonsView( QWidget* parent = 0 );
void windowInputMouseEvent( QMouseEvent* e );
void setAddDesktopEnabled( bool enable );
void setRemoveDesktopEnabled( bool enable );
virtual void drawBackground( QPainter* painter, const QRectF& rect );
Q_SIGNALS:
void addDesktop();
void removeDesktop();
private:
Plasma::PushButton* m_addDesktopButton;
Plasma::PushButton* m_removeDesktopButton;
Plasma::FrameSvg* m_frame;
};
class DesktopGridEffect
: public QObject, public Effect
{
Q_OBJECT
public:
DesktopGridEffect();
~DesktopGridEffect();
virtual void reconfigure( ReconfigureFlags );
virtual void prePaintScreen( ScreenPrePaintData& data, int time );
virtual void paintScreen( int mask, QRegion region, ScreenPaintData& data );
virtual void postPaintScreen();
virtual void prePaintWindow( EffectWindow* w, WindowPrePaintData& data, int time );
virtual void paintWindow( EffectWindow* w, int mask, QRegion region, WindowPaintData& data );
virtual void windowClosed( EffectWindow* w );
virtual void windowDeleted( EffectWindow* w );
virtual void windowAdded( EffectWindow* w );
virtual void windowGeometryShapeChanged( EffectWindow* w, const QRect& old );
virtual void windowInputMouseEvent( Window w, QEvent* e );
virtual void grabbedKeyboardEvent( QKeyEvent* e );
virtual bool borderActivated( ElectricBorder border );
virtual void numberDesktopsChanged( int old );
enum { LayoutPager, LayoutAutomatic, LayoutCustom }; // Layout modes
private slots:
void toggle();
// slots for global shortcut changed
// needed to toggle the effect
void globalShortcutChanged( const QKeySequence& seq );
void slotAddDesktop();
void slotRemoveDesktop();
private:
QPointF scalePos( const QPoint& pos, int desktop, int screen = -1 ) const;
QPoint unscalePos( const QPoint& pos, int* desktop = NULL ) const;
int posToDesktop( const QPoint& pos ) const;
EffectWindow* windowAt( QPoint pos ) const;
void setCurrentDesktop( int desktop );
void setHighlightedDesktop( int desktop );
int desktopToRight( int desktop, bool wrap = true ) const;
int desktopToLeft( int desktop, bool wrap = true ) const;
int desktopUp( int desktop, bool wrap = true ) const;
int desktopDown( int desktop, bool wrap = true ) const;
void setActive( bool active );
void setup();
void setupGrid();
void finish();
bool isMotionManagerMovingWindows();
bool isUsingPresentWindows() const;
QRectF moveGeometryToDesktop( int desktop ) const;
void desktopsAdded( int old );
void desktopsRemoved( int old );
QList<ElectricBorder> borderActivate;
int zoomDuration;
int border;
Qt::Alignment desktopNameAlignment;
int layoutMode;
int customLayoutRows;
bool activated;
TimeLine timeline;
int paintingDesktop;
int highlightedDesktop;
Window input;
bool keyboardGrab;
bool wasWindowMove, wasDesktopMove;
EffectWindow* windowMove;
QPoint windowMoveDiff;
QPoint dragStartPos;
// Soft highlighting
QList<TimeLine> hoverTimeline;
QList< EffectFrame* > desktopNames;
QSize gridSize;
Qt::Orientation orientation;
QPoint activeCell;
// Per screen variables
QList<double> scale; // Because the border isn't a ratio each screen is different
QList<double> unscaledBorder;
QList<QSizeF> scaledSize;
QList<QPointF> scaledOffset;
// Shortcut - needed to toggle the effect
KShortcut shortcut;
PresentWindowsEffectProxy* m_proxy;
QList<WindowMotionManager> m_managers;
bool m_usePresentWindows;
QRect m_windowMoveGeometry;
QPoint m_windowMoveStartPoint;
QHash< DesktopButtonsView*, EffectWindow* > m_desktopButtonsViews;
};
} // namespace
#endif