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101 lines
2.5 KiB
C++
101 lines
2.5 KiB
C++
/*
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Copyright (C) 1999 Matthias Hoelzer-Kluepfel <hoelzer@kde.org>
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Copyright (C) 2002,2004 Oswald Buddenhagen <ossi@kde.org>
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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 GNU
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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; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#ifndef __KDM_KROOTIMAGE_H__
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#define __KDM_KROOTIMAGE_H__
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#include <bgrender.h>
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#include <QApplication>
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#include <QTimer>
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/**
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* In xinerama mode, each screen is rendered separately by KBackgroundRenderer.
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* This class controls a set of renderers for a desktop, and collates the
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* images. Usage is similar to KBackgroundRenderer: connect to the imageDone
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* signal.
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*/
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class KVirtualBGRenderer : public QObject {
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Q_OBJECT
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public:
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explicit KVirtualBGRenderer(const KSharedConfigPtr &config);
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~KVirtualBGRenderer();
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KBackgroundRenderer * renderer(unsigned screen);
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unsigned numRenderers() const { return m_numRenderers; }
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QPixmap pixmap();
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bool needProgramUpdate();
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void programUpdate();
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bool needWallpaperChange();
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void changeWallpaper();
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void desktopResized();
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void load(bool reparseConfig = true);
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void start();
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void stop();
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void cleanup();
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void saveCacheFile();
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void enableTiling(bool enable);
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signals:
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void imageDone();
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private slots:
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void screenDone(int screen);
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private:
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QSize renderSize(int screen); // the size the renderer should be
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void initRenderers();
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KSharedConfigPtr m_pConfig;
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float m_scaleX;
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float m_scaleY;
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int m_numRenderers;
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bool m_bDrawBackgroundPerScreen;
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bool m_bCommonScreen;
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QSize m_size;
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QVector<bool> m_bFinished;
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QVector<KBackgroundRenderer *> m_renderer;
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QPixmap *m_pPixmap;
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};
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class MyApplication : public QApplication {
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Q_OBJECT
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public:
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MyApplication(const char *conf, int &argc, char **argv);
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private Q_SLOTS:
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void renderDone();
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void slotTimeout();
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private:
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KVirtualBGRenderer renderer;
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QTimer timer;
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};
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#endif // __KDM_KROOTIMAGE_H__
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