81 lines
2.0 KiB
C++
81 lines
2.0 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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SPDX-FileCopyrightText: 2007 Lubos Lunak <l.lunak@kde.org>
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SPDX-FileCopyrightText: 2007 Christian Nitschkowski <christian.nitschkowski@kdemail.net>
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SPDX-License-Identifier: GPL-2.0-or-later
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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>
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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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void reconfigure(ReconfigureFlags) override;
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void paintScreen(int mask, const QRegion ®ion, ScreenPaintData& data) override;
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void paintWindow(EffectWindow *w, int mask, QRegion region, WindowPaintData &data) override;
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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 Q_SLOTS:
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void toggleCurrentThumbnail();
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void slotWindowClosed(KWin::EffectWindow *w);
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void slotWindowFrameGeometryChanged(KWin::EffectWindow *w, const QRect &old);
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void slotWindowDamaged(KWin::EffectWindow* w, const QRegion& damage);
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bool isActive() const override;
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void repaintAll();
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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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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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