524a63b3fe
Following the approach of ShowPaint effect by tracking the actual painted regions per window to determine whether the painted area intersects with one of the thumbnails. BUG: 306169 FIXED-IN: 4.10 REVIEW: 108289
91 lines
2.6 KiB
C++
91 lines
2.6 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) 2007 Christian Nitschkowski <christian.nitschkowski@kdemail.net>
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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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/*
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Testing of painting a window more than once.
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*/
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#ifndef KWIN_THUMBNAILASIDE_H
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#define KWIN_THUMBNAILASIDE_H
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#include <kwineffects.h>
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#include <qhash.h>
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namespace KWin
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{
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class ThumbnailAsideEffect
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: public Effect
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{
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Q_OBJECT
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Q_PROPERTY(int maxWidth READ configuredMaxWidth)
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Q_PROPERTY(int spacing READ configuredSpacing)
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Q_PROPERTY(qreal opacity READ configuredOpacity)
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Q_PROPERTY(int screen READ configuredScreen)
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public:
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ThumbnailAsideEffect();
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virtual void reconfigure(ReconfigureFlags);
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virtual void paintScreen(int mask, QRegion region, ScreenPaintData& data);
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virtual void paintWindow(EffectWindow *w, int mask, QRegion region, WindowPaintData &data);
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// for properties
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int configuredMaxWidth() const {
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return maxwidth;
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}
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int configuredSpacing() const {
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return spacing;
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}
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qreal configuredOpacity() const {
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return opacity;
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}
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int configuredScreen() const {
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return screen;
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}
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private slots:
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void toggleCurrentThumbnail();
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void slotWindowClosed(KWin::EffectWindow *w);
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void slotWindowGeometryShapeChanged(KWin::EffectWindow *w, const QRect &old);
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void slotWindowDamaged(KWin::EffectWindow* w, const QRect& damage);
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virtual bool isActive() const;
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private:
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void addThumbnail(EffectWindow* w);
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void removeThumbnail(EffectWindow* w);
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void arrange();
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void repaintAll();
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struct Data {
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EffectWindow* window; // the same like the key in the hash (makes code simpler)
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int index;
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QRect rect;
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};
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QHash< EffectWindow*, Data > windows;
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int maxwidth;
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int spacing;
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double opacity;
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int screen;
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QRegion painted;
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};
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} // namespace
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#endif
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