fe4329a252
Each effect is able to declare itself as currently being active, that is transforming windows or painting or screen or doing anything during the current rendered frame. This change eliminates the hottest path inside KWin identified by callgrind. REVIEW: 102449
163 lines
5 KiB
C++
163 lines
5 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 Lubos Lunak <l.lunak@kde.org>
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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_DESKTOPGRID_H
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#define KWIN_DESKTOPGRID_H
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#include <kwineffects.h>
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#include <kshortcut.h>
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#include <QObject>
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#include <QtCore/QTimeLine>
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#include <QtGui/QGraphicsView>
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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 PresentWindowsEffectProxy;
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class DesktopButtonsView : public QGraphicsView
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{
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Q_OBJECT
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public:
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DesktopButtonsView(QWidget* parent = 0);
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void windowInputMouseEvent(QMouseEvent* e);
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void setAddDesktopEnabled(bool enable);
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void setRemoveDesktopEnabled(bool enable);
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virtual void drawBackground(QPainter* painter, const QRectF& rect);
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Q_SIGNALS:
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void addDesktop();
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void removeDesktop();
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private:
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Plasma::PushButton* m_addDesktopButton;
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Plasma::PushButton* m_removeDesktopButton;
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Plasma::FrameSvg* m_frame;
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};
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class DesktopGridEffect
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: public Effect
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{
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Q_OBJECT
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public:
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DesktopGridEffect();
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~DesktopGridEffect();
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virtual void reconfigure(ReconfigureFlags);
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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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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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virtual void windowInputMouseEvent(Window w, QEvent* e);
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virtual void grabbedKeyboardEvent(QKeyEvent* e);
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virtual bool borderActivated(ElectricBorder border);
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virtual bool isActive() const;
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enum { LayoutPager, LayoutAutomatic, LayoutCustom }; // Layout modes
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private slots:
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void toggle();
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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 slotAddDesktop();
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void slotRemoveDesktop();
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void slotWindowAdded(EffectWindow* w);
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void slotWindowClosed(EffectWindow *w);
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void slotWindowDeleted(EffectWindow *w);
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void slotNumberDesktopsChanged(int old);
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void slotWindowGeometryShapeChanged(EffectWindow *w, const QRect &old);
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private:
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QPointF scalePos(const QPoint& pos, int desktop, int screen = -1) const;
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QPoint unscalePos(const QPoint& pos, int* desktop = NULL) const;
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int posToDesktop(const QPoint& pos) const;
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EffectWindow* windowAt(QPoint pos) const;
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void setCurrentDesktop(int desktop);
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void setHighlightedDesktop(int desktop);
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int desktopToRight(int desktop, bool wrap = true) const;
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int desktopToLeft(int desktop, bool wrap = true) const;
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int desktopUp(int desktop, bool wrap = true) const;
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int desktopDown(int desktop, bool wrap = true) const;
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void setActive(bool active);
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void setup();
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void setupGrid();
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void finish();
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bool isMotionManagerMovingWindows() const;
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bool isUsingPresentWindows() const;
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QRectF moveGeometryToDesktop(int desktop) const;
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void desktopsAdded(int old);
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void desktopsRemoved(int old);
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QList<ElectricBorder> borderActivate;
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int zoomDuration;
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int border;
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Qt::Alignment desktopNameAlignment;
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int layoutMode;
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int customLayoutRows;
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bool activated;
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QTimeLine timeline;
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int paintingDesktop;
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int highlightedDesktop;
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Window input;
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bool keyboardGrab;
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bool wasWindowMove, wasDesktopMove, isValidMove;
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EffectWindow* windowMove;
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QPoint windowMoveDiff;
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QPoint dragStartPos;
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// Soft highlighting
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QList<QTimeLine*> hoverTimeline;
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QList< EffectFrame* > desktopNames;
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QSize gridSize;
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Qt::Orientation orientation;
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QPoint activeCell;
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// Per screen variables
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QList<double> scale; // Because the border isn't a ratio each screen is different
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QList<double> unscaledBorder;
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QList<QSizeF> scaledSize;
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QList<QPointF> scaledOffset;
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// Shortcut - needed to toggle the effect
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KShortcut shortcut;
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PresentWindowsEffectProxy* m_proxy;
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QList<WindowMotionManager> m_managers;
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bool m_usePresentWindows;
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QRect m_windowMoveGeometry;
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QPoint m_windowMoveStartPoint;
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QHash< DesktopButtonsView*, EffectWindow* > m_desktopButtonsViews;
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};
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} // namespace
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#endif
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