/******************************************************************** KWin - the KDE window manager This file is part of the KDE project. Copyright (C) 2007 Rivo Laks Copyright (C) 2008 Lucas Murray 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 . *********************************************************************/ #ifndef KWIN_PRESENTWINDOWS_H #define KWIN_PRESENTWINDOWS_H #include "presentwindows_proxy.h" #include #include #include class QTimer; namespace Plasma { class PushButton; class FrameSvg; } namespace KWin { class CloseWindowView : public QGraphicsView { Q_OBJECT public: CloseWindowView(QWidget* parent = 0); void windowInputMouseEvent(QMouseEvent* e); virtual void drawBackground(QPainter* painter, const QRectF& rect); void delayedShow(); void hide(); Q_SIGNALS: void close(); private: Plasma::PushButton* m_closeButton; Plasma::FrameSvg* m_frame; QTimer* m_delayedShowTimer; }; /** * Expose-like effect which shows all windows on current desktop side-by-side, * letting the user select active window. **/ class PresentWindowsEffect : public Effect { Q_OBJECT private: // Structures struct WindowData { bool visible; bool deleted; bool referenced; double opacity; double highlight; EffectFrame* textFrame; EffectFrame* iconFrame; }; typedef QHash DataHash; struct GridSize { int columns; int rows; }; public: PresentWindowsEffect(); virtual ~PresentWindowsEffect(); virtual void reconfigure(ReconfigureFlags); virtual void* proxy(); // Screen painting virtual void prePaintScreen(ScreenPrePaintData &data, int time); virtual void paintScreen(int mask, QRegion region, ScreenPaintData &data); virtual void postPaintScreen(); // Window painting virtual void prePaintWindow(EffectWindow *w, WindowPrePaintData &data, int time); virtual void paintWindow(EffectWindow *w, int mask, QRegion region, WindowPaintData &data); // User interaction virtual bool borderActivated(ElectricBorder border); virtual void windowInputMouseEvent(Window w, QEvent *e); virtual void grabbedKeyboardEvent(QKeyEvent *e); enum { LayoutNatural, LayoutRegularGrid, LayoutFlexibleGrid }; // Layout modes enum PresentWindowsMode { ModeAllDesktops, // Shows windows of all desktops ModeCurrentDesktop, // Shows windows on current desktop ModeSelectedDesktop, // Shows windows of selected desktop via property (m_desktop) ModeWindowGroup, // Shows windows selected via property ModeWindowClass // Shows all windows of same class as selected class }; enum WindowMouseAction { WindowNoAction = 0, // Nothing WindowActivateAction = 1, // Activates the window and deactivates the effect WindowExitAction = 2, // Deactivates the effect without activating new window WindowToCurrentDesktopAction = 3, // Brings window to current desktop WindowToAllDesktopsAction = 4, // Brings window to all desktops WindowMinimizeAction = 5, // Minimize the window WindowCloseAction = 6 // Closes the window }; enum DesktopMouseAction { DesktopNoAction = 0, // nothing DesktopActivateAction = 1, // Activates the window and deactivates the effect DesktopExitAction = 2, // Deactivates the effect without activating new window DesktopShowDesktopAction = 3 // Minimizes all windows }; public slots: void setActive(bool active, bool closingTab = false); // HACK: closingTab shouldn't be needed void toggleActive() { m_mode = ModeCurrentDesktop; setActive(!m_activated); } void toggleActiveAllDesktops() { m_mode = ModeAllDesktops; setActive(!m_activated); } void toggleActiveClass(); // slots for global shortcut changed // needed to toggle the effect void globalShortcutChanged(const QKeySequence& seq); void globalShortcutChangedAll(const QKeySequence& seq); void globalShortcutChangedClass(const QKeySequence& seq); // EffectsHandler void slotWindowAdded(EffectWindow *w); void slotWindowClosed(EffectWindow *w); void slotWindowDeleted(EffectWindow *w); void slotWindowGeometryShapeChanged(EffectWindow *w, const QRect &old); // Tab box void slotTabBoxAdded(int mode); void slotTabBoxClosed(); void slotTabBoxUpdated(); void slotTabBoxKeyEvent(QKeyEvent* event); // atoms void slotPropertyNotify(EffectWindow* w, long atom); private slots: void closeWindow(); protected: // Window rearranging void rearrangeWindows(); void calculateWindowTransformations(EffectWindowList windowlist, int screen, WindowMotionManager& motionManager, bool external = false); void calculateWindowTransformationsClosest(EffectWindowList windowlist, int screen, WindowMotionManager& motionManager); void calculateWindowTransformationsKompose(EffectWindowList windowlist, int screen, WindowMotionManager& motionManager); void calculateWindowTransformationsNatural(EffectWindowList windowlist, int screen, WindowMotionManager& motionManager); // Helper functions for window rearranging inline double aspectRatio(EffectWindow *w) { return w->width() / double(w->height()); } inline int widthForHeight(EffectWindow *w, int height) { return int((height / double(w->height())) * w->width()); } inline int heightForWidth(EffectWindow *w, int width) { return int((width / double(w->width())) * w->height()); } bool isOverlappingAny(EffectWindow *w, const QHash &targets, const QRegion &border); // Filter box void updateFilterFrame(); // Helper functions bool isSelectableWindow(EffectWindow *w); bool isVisibleWindow(EffectWindow *w); void setHighlightedWindow(EffectWindow *w); EffectWindow* relativeWindow(EffectWindow *w, int xdiff, int ydiff, bool wrap) const; EffectWindow* findFirstWindow() const; void updateCloseWindow(); // Helper functions for mouse actions void mouseActionWindow(WindowMouseAction& action); void mouseActionDesktop(DesktopMouseAction& action); private: PresentWindowsEffectProxy m_proxy; friend class PresentWindowsEffectProxy; // User configuration settings QList m_borderActivate; QList m_borderActivateAll; int m_layoutMode; bool m_showCaptions; bool m_showIcons; bool m_doNotCloseWindows; bool m_tabBoxAllowed; bool m_tabBoxAlternativeAllowed; int m_accuracy; bool m_fillGaps; double m_fadeDuration; bool m_showPanel; // Activation bool m_activated; bool m_ignoreMinimized; double m_decalOpacity; Window m_input; bool m_hasKeyboardGrab; bool m_tabBoxEnabled; PresentWindowsMode m_mode; int m_desktop; EffectWindowList m_selectedWindows; EffectWindow *m_managerWindow; QString m_class; // Window data WindowMotionManager m_motionManager; DataHash m_windowData; EffectWindow *m_highlightedWindow; // Grid layout info QList m_gridSizes; // Filter box EffectFrame* m_filterFrame; QString m_windowFilter; // Shortcut - needed to toggle the effect KShortcut shortcut; KShortcut shortcutAll; KShortcut shortcutClass; // Atoms // Present windows for all windows of given desktop // -1 for all desktops long m_atomDesktop; // Present windows for group of window ids long m_atomWindows; // Mouse Actions WindowMouseAction m_leftButtonWindow; WindowMouseAction m_middleButtonWindow; WindowMouseAction m_rightButtonWindow; DesktopMouseAction m_leftButtonDesktop; DesktopMouseAction m_middleButtonDesktop; DesktopMouseAction m_rightButtonDesktop; CloseWindowView* m_closeView; EffectWindow* m_closeWindow; // drag to close QPoint m_dragStart; bool m_dragInProgress; EffectWindow *m_dragWindow; QList m_dropTargets; EffectFrame *m_highlightedDropTarget; bool m_dragToClose; }; } // namespace #endif