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Plasma

scrollwidget.h

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00001 /*
00002  *   Copyright 2009 Marco Martin <notmart@gmail.com>
00003  *
00004  *   This program is free software; you can redistribute it and/or modify
00005  *   it under the terms of the GNU Library General Public License as
00006  *   published by the Free Software Foundation; either version 2, or
00007  *   (at your option) any later version.
00008  *
00009  *   This program is distributed in the hope that it will be useful,
00010  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012  *   GNU General Public License for more details
00013  *
00014  *   You should have received a copy of the GNU Library General Public
00015  *   License along with this program; if not, write to the
00016  *   Free Software Foundation, Inc.,
00017  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
00018  */
00019 
00020 #ifndef PLASMA_SCROLLWIDGET_H
00021 #define PLASMA_SCROLLWIDGET_H
00022 
00023 #include <QtGui/QGraphicsWidget>
00024 
00025 #include <plasma/plasma_export.h>
00026 
00027 
00028 namespace Plasma
00029 {
00030 
00031 class ScrollWidgetPrivate;
00032 
00042 class PLASMA_EXPORT ScrollWidget : public QGraphicsWidget
00043 {
00044     Q_OBJECT
00045     Q_PROPERTY(QGraphicsWidget *widget READ widget WRITE setWidget)
00046     Q_PROPERTY(Qt::ScrollBarPolicy horizontalScrollBarPolicy READ horizontalScrollBarPolicy WRITE setHorizontalScrollBarPolicy)
00047     Q_PROPERTY(Qt::ScrollBarPolicy verticalScrollBarPolicy READ verticalScrollBarPolicy WRITE setVerticalScrollBarPolicy)
00048     Q_PROPERTY(QString styleSheet READ styleSheet WRITE setStyleSheet)
00049 
00050 public:
00051 
00057     explicit ScrollWidget(QGraphicsWidget *parent = 0);
00058     ~ScrollWidget();
00059 
00067     void setWidget(QGraphicsWidget *widget);
00068 
00072     QGraphicsWidget *widget() const;
00073 
00079     void setHorizontalScrollBarPolicy(const Qt::ScrollBarPolicy policy);
00080 
00084     Qt::ScrollBarPolicy horizontalScrollBarPolicy() const;
00085 
00091     void setVerticalScrollBarPolicy(const Qt::ScrollBarPolicy policy);
00092 
00096     Qt::ScrollBarPolicy verticalScrollBarPolicy() const;
00097 
00103     void setStyleSheet(const QString &stylesheet);
00104 
00108     QString styleSheet() const;
00109 
00113     QWidget *nativeWidget() const;
00114 
00115 protected:
00116 
00117     void resizeEvent(QGraphicsSceneResizeEvent *event);
00118 
00119     void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
00120     void mousePressEvent(QGraphicsSceneMouseEvent *event);
00121     void wheelEvent(QGraphicsSceneWheelEvent *event);
00122     bool eventFilter(QObject *watched, QEvent *event);
00123 
00124 private:
00125     ScrollWidgetPrivate * const d;
00126 
00127     Q_PRIVATE_SLOT(d, void verticalScroll(int value))
00128     Q_PRIVATE_SLOT(d, void horizontalScroll(int value))
00129 };
00130 
00131 } // namespace Plasma
00132 
00133 #endif // multiple inclusion guard

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