workspace/kwin/effects/desktopgrid.h

   1 /********************************************************************
   2  KWin - the KDE window manager
   3  This file is part of the KDE project.
   4
   5 Copyright (C) 2007 Lubos Lunak <l.lunak@kde.org>
   6 Copyright (C) 2008 Lucas Murray <lmurray@undefinedfire.com>
   7
   8 This program is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 2 of the License, or
  11 (at your option) any later version.
  12
  13 This program is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 *********************************************************************/
  21
  22 #ifndef KWIN_DESKTOPGRID_H
  23 #define KWIN_DESKTOPGRID_H
  24
  25 #include <kwineffects.h>
  26 #include <QObject>
  27
  28 namespace KWin
  29 {
  30
  31 class DesktopGridEffect
  32     : public QObject, public Effect
  33     {
  34     Q_OBJECT
  35     public:
  36         DesktopGridEffect();
  37         ~DesktopGridEffect();
  38         virtual void reconfigure( ReconfigureFlags );
  39         virtual void prePaintScreen( ScreenPrePaintData& data, int time );
  40         virtual void paintScreen( int mask, QRegion region, ScreenPaintData& data );
  41         virtual void postPaintScreen();
  42         virtual void prePaintWindow( EffectWindow* w, WindowPrePaintData& data, int time );
  43         virtual void paintWindow( EffectWindow* w, int mask, QRegion region, WindowPaintData& data );
  44         virtual void windowClosed( EffectWindow* w );
  45         virtual void windowInputMouseEvent( Window w, QEvent* e );
  46         virtual void grabbedKeyboardEvent( QKeyEvent* e );
  47         virtual bool borderActivated( ElectricBorder border );
  48
  49         enum { LayoutPager, LayoutAutomatic, LayoutCustom }; // Layout modes
  50
  51     private slots:
  52         void toggle();
  53
  54     private:
  55         QPointF scalePos( const QPoint& pos, int desktop, int screen = -1 ) const;
  56         QPoint unscalePos( const QPoint& pos, int* desktop = NULL ) const;
  57         int posToDesktop( const QPoint& pos ) const;
  58         EffectWindow* windowAt( QPoint pos ) const;
  59         void setCurrentDesktop( int desktop );
  60         void setHighlightedDesktop( int desktop );
  61         int desktopToRight( int desktop, bool wrap = true ) const;
  62         int desktopToLeft( int desktop, bool wrap = true ) const;
  63         int desktopUp( int desktop, bool wrap = true ) const;
  64         int desktopDown( int desktop, bool wrap = true ) const;
  65         void setActive( bool active );
  66         void setup();
  67         void finish();
  68
  69         ElectricBorder borderActivate;
  70         int zoomDuration;
  71         int border;
  72         Qt::Alignment desktopNameAlignment;
  73         int layoutMode;
  74         int customLayoutRows;
  75
  76         bool activated;
  77         TimeLine timeline;
  78         int paintingDesktop;
  79         int highlightedDesktop;
  80         Window input;
  81         bool keyboardGrab;
  82         bool wasWindowMove;
  83         EffectWindow* windowMove;
  84         QPoint windowMoveDiff;
  85
  86         // Soft highlighting
  87         QList<TimeLine> hoverTimeline;
  88
  89         QSize gridSize;
  90         Qt::Orientation orientation;
  91         QPoint activeCell;
  92         // Per screen variables
  93         QList<double> scale; // Because the border isn't a ratio each screen is different
  94         QList<double> unscaledBorder;
  95         QList<QSizeF> scaledSize;
  96         QList<QPointF> scaledOffset;
  97
  98     };
  99
 100 } // namespace
 101
 102 #endif