kwin/effects/desktopgrid/desktopgrid.h
2011-03-12 12:34:59 +01:00

161 lines
4.9 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;
class FrameSvg;
}
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 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 windowInputMouseEvent(Window w, QEvent* e);
virtual void grabbedKeyboardEvent(QKeyEvent* e);
virtual bool borderActivated(ElectricBorder border);
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();
void slotWindowAdded(EffectWindow* w);
void slotWindowClosed(EffectWindow *w);
void slotWindowDeleted(EffectWindow *w);
void slotNumberDesktopsChanged(int old);
void slotWindowGeometryShapeChanged(EffectWindow *w, const QRect &old);
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