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Diffstat (limited to 'examples/gui/rasterwindow/rasterwindow.h')
-rw-r--r-- | examples/gui/rasterwindow/rasterwindow.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/examples/gui/rasterwindow/rasterwindow.h b/examples/gui/rasterwindow/rasterwindow.h new file mode 100644 index 0000000000..8421727ecc --- /dev/null +++ b/examples/gui/rasterwindow/rasterwindow.h @@ -0,0 +1,70 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef RASTERWINDOW_H +#define RASTERWINDOW_H + +//! [1] +#include <QtGui> + +class RasterWindow : public QWindow +{ + Q_OBJECT +public: + explicit RasterWindow(QWindow *parent = 0); + + virtual void render(QPainter *painter); + +public slots: + void renderLater(); + void renderNow(); + +protected: + bool event(QEvent *event); + + void resizeEvent(QResizeEvent *event); + void exposeEvent(QExposeEvent *event); + +private: + QBackingStore *m_backingStore; + bool m_update_pending; +}; +//! [1] +#endif // RASTERWINDOW_H |