277 lines
8.8 KiB
C++
277 lines
8.8 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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class QTimer;
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namespace Plasma
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{
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class PushButton;
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class FrameSvg;
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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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void delayedShow();
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void hide();
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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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QTimer* m_delayedShowTimer;
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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 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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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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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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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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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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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() {
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m_mode = ModeCurrentDesktop;
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setActive(!m_activated);
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}
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void toggleActiveAllDesktops() {
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m_mode = ModeAllDesktops;
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setActive(!m_activated);
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}
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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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}
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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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}
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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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}
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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_doNotCloseWindows;
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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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