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62 lines
2.1 KiB
62 lines
2.1 KiB
/***************************************************************** |
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This file is part of the KDE project. |
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Copyright (C) 2009 Lubos Lunak <l.lunak@kde.org> |
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Permission is hereby granted, free of charge, to any person obtaining a |
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copy of this software and associated documentation files (the "Software"), |
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to deal in the Software without restriction, including without limitation |
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the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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and/or sell copies of the Software, and to permit persons to whom the |
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Software is furnished to do so, subject to the following conditions: |
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The above copyright notice and this permission notice shall be included in |
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all copies or substantial portions of the Software. |
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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DEALINGS IN THE SOFTWARE. |
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******************************************************************/ |
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#ifndef PAINTREDIRECTOR_H |
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#define PAINTREDIRECTOR_H |
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#include <qregion.h> |
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#include <qtimer.h> |
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#include <qwidget.h> |
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namespace KWin |
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{ |
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// This class redirects all painting of a given widget (including its children) |
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// into a paint device (QPixmap). |
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class PaintRedirector |
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: public QObject |
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{ |
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Q_OBJECT |
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public: |
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PaintRedirector( QWidget* widget ); |
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QPixmap performPendingPaint(); |
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virtual bool eventFilter( QObject* o, QEvent* e ); |
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QRegion pendingRegion() const; |
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QRegion scheduledRepaintRegion(); |
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signals: |
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void paintPending(); |
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private: |
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void added( QWidget* widget ); |
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void removed( QWidget* widget ); |
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bool isToolTip( QWidget* widget ) const; |
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QWidget* widget; |
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QRegion pending; |
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QRegion scheduled; |
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bool recursionCheck; |
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QTimer timer; |
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}; |
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} // namespace |
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#endif
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