kdeui

krootpixmap.h

00001 /* vi: ts=8 sts=4 sw=4
00002  *
00003  * $Id: krootpixmap.h 345292 2004-09-09 20:07:27Z staniek $
00004  * This file is part of the KDE project, module kdesktop.
00005  * Copyright (C) 1999,2000 Geert Jansen <jansen@kde.org>
00006  *
00007  * You can Freely distribute this program under the GNU Library General
00008  * Public License. See the file "COPYING.LIB" for the exact licensing terms.
00009  */
00010 
00011 #ifndef __KRootPixmap_h_Included__
00012 #define __KRootPixmap_h_Included__
00013 
00014 #include <qobject.h>
00015 #include <qcolor.h>
00016 #include <kdelibs_export.h>
00017 
00018 #ifndef Q_WS_QWS //FIXME
00019 
00020 class QRect;
00021 class QWidget;
00022 class QTimer;
00023 class KSharedPixmap;
00024 class KRootPixmapData;
00025 
00046 class KDEUI_EXPORT KRootPixmap: public QObject
00047 {
00048     Q_OBJECT
00049 
00050 public:
00060     KRootPixmap( QWidget *target, const char *name=0 );
00061 
00066     KRootPixmap( QWidget *target, QObject *parent, const char *name=0 );
00067 
00071     virtual ~KRootPixmap();
00072 
00077     bool isAvailable() const;
00078 
00082     bool isActive() const { return m_bActive; }
00083 
00087     int currentDesktop() const;
00088 
00093     bool customPainting() const { return m_bCustomPaint; }
00094 
00095 #ifndef KDE_NO_COMPAT
00096 
00100     KDE_DEPRECATED bool checkAvailable(bool) { return isAvailable(); }
00101 #endif
00102 
00106     const QColor &color() const { return m_FadeColor; }
00107 
00111     double opacity() const { return m_Fade; }
00112 
00113 public slots:
00117     virtual void start();
00118 
00122     virtual void stop();
00123 
00134     void setFadeEffect(double opacity, const QColor &color);
00135 
00142     void repaint( bool force );
00143 
00149     void repaint();
00150 
00157     void setCustomPainting( bool enable ) { m_bCustomPaint = enable; }
00158 
00163     void enableExports();
00164 
00168     static QString pixmapName(int desk);
00169 signals:
00176     void backgroundUpdated( const QPixmap &pm );
00177 
00178 protected:
00183     virtual bool eventFilter(QObject *, QEvent *);
00184 
00190     virtual void updateBackground( KSharedPixmap * );
00191 
00192 private slots:
00193     void slotBackgroundChanged(int);
00194     void slotDone(bool);
00195     void desktopChanged(int desktop);
00196     void desktopChanged( WId window, unsigned int properties );
00197 
00198 private:
00199     bool m_bActive, m_bInit, m_bCustomPaint;
00200     int m_Desk;
00201 
00202     double m_Fade;
00203     QColor m_FadeColor;
00204 
00205     QRect m_Rect;
00206     QWidget *m_pWidget;
00207     QTimer *m_pTimer;
00208     KSharedPixmap *m_pPixmap;
00209     KRootPixmapData *d;
00210 
00211     void init();
00212 };
00213 
00214 #endif // ! Q_WS_QWS
00215 #endif // __KRootPixmap_h_Included__
00216
kdeui

krootpixmap.h

kdeui

API Reference
