134 lines
3.7 KiB
C++
134 lines
3.7 KiB
C++
/*
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* Copyright 2009 Marco Martin <notmart@gmail.com>
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*
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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 Library General Public License as
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* published by the Free Software Foundation; either version 2, or
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* (at your option) any later version.
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*
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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
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* GNU General Public License for more details
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef PLASMA_SCROLLWIDGET_H
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#define PLASMA_SCROLLWIDGET_H
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#include <QtGui/QGraphicsWidget>
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#include <plasma/plasma_export.h>
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namespace Plasma
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{
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class ScrollWidgetPrivate;
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/**
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* @class ScrollWidget plasma/widgets/ScrollWidget.h <Plasma/Widgets/ScrollWidget>
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*
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* @short A container of widgets that can have scrollbars
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*
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* A container of widgets that can have horizontal and vertical scrollbars if the content is bigger than the widget itself
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*
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* @since 4.3
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*/
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class PLASMA_EXPORT ScrollWidget : public QGraphicsWidget
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{
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Q_OBJECT
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Q_PROPERTY(QGraphicsWidget *widget READ widget WRITE setWidget)
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Q_PROPERTY(Qt::ScrollBarPolicy horizontalScrollbarPolicy READ horizontalScrollbarPolicy WRITE setHorizontalScrollbarPolicy)
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Q_PROPERTY(Qt::ScrollBarPolicy verticalScrollbarPolicy READ verticalScrollbarPolicy WRITE setVerticalScrollbarPolicy)
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Q_PROPERTY(QString styleSheet READ styleSheet WRITE setStyleSheet)
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public:
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/**
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* Constructs a new ScrollWidget
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*
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* @arg parent the parent of this widget
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*/
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explicit ScrollWidget(QGraphicsWidget *parent = 0);
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~ScrollWidget();
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/**
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* Sets the widget this ScrollWidget will contain
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* ownership is transferred to this scrollwidget,
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* if an old one was already in, it will be deleted
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*
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* @arg widget the new main sub widget
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*/
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void setWidget(QGraphicsWidget *widget);
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/**
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* @return the main widget
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*/
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QGraphicsWidget *widget() const;
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/**
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* Sets the horizontal scrollbar policy
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*
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* @arg policy desired policy
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*/
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void setHorizontalScrollbarPolicy(const Qt::ScrollBarPolicy policy);
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/**
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* @return the horizontal scrollbar policy
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*/
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Qt::ScrollBarPolicy horizontalScrollbarPolicy() const;
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/**
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* Sets the vertical scrollbar policy
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*
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* @arg policy desired policy
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*/
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void setVerticalScrollbarPolicy(const Qt::ScrollBarPolicy policy);
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/**
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* @return the vertical scrollbar policy
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*/
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Qt::ScrollBarPolicy verticalScrollbarPolicy() const;
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/**
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* Sets the stylesheet used to control the visual display of this ScrollWidget
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*
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* @arg stylesheet a CSS string
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*/
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void setStyleSheet(const QString &stylesheet);
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/**
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* @return the stylesheet currently used with this widget
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*/
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QString styleSheet() const;
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/**
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* @return the native widget wrapped by this ScrollWidget
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*/
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QWidget *nativeWidget() const;
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protected:
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void resizeEvent(QGraphicsSceneResizeEvent *event);
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void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
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void mousePressEvent(QGraphicsSceneMouseEvent *event);
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void wheelEvent(QGraphicsSceneWheelEvent *event);
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bool eventFilter(QObject *watched, QEvent *event);
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private:
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ScrollWidgetPrivate * const d;
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Q_PRIVATE_SLOT(d, void verticalScroll(int value))
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Q_PRIVATE_SLOT(d, void horizontalScroll(int value))
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};
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} // namespace Plasma
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#endif // multiple inclusion guard
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