100 lines
3.8 KiB
C++
100 lines
3.8 KiB
C++
/***************************************************************************
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* Copyright (C) 2007 by Alexis Ménard <darktears31@gmail.com> *
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* Copyright (C) 2007 Sebastian Kuegler <sebas@kde.org> *
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* Copyright (C) 2006 Aaron Seigo <aseigo@kde.org> *
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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 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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* *
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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 General Public License *
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* 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_DIALOG_H
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#define PLASMA_DIALOG_H
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#include <QtGui/QWidget>
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#include <QtGui/QGraphicsSceneEvent>
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#include <QtGui/QGraphicsView>
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#include <plasma/plasma_export.h>
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namespace Plasma
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{
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class Svg;
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/**
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* @short A dialog that uses the Plasma style
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*
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* Dialog provides a dialog-like widget that can be used to display additional
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* information.
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*
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* Dialog uses the plasma theme, and usually has no window decoration. It's meant
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* as an interim solution to display widgets as extension to plasma applets, for
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* example when you click on an applet like the devicenotifier or the clock, the
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* widget that is then displayed, is a Dialog.
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*/
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class PLASMA_EXPORT Dialog : public QWidget
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{
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Q_OBJECT
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public:
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/**
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* @arg parent the parent widget, for plasmoids, this is usually 0.
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* @arg f the Qt::WindowFlags, default is to not show a windowborder.
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*/
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explicit Dialog( QWidget * parent = 0,Qt::WindowFlags f = Qt::Window );
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virtual ~Dialog();
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/**
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* @arg event the event that is used to position the dialog. Usually, you want
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* to pass this on from the mouseevent.
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* @arg boundingRect the boundingRect() from the applet.
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* @arg scenePos the absolute position on the scene.
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*/
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void position(QGraphicsSceneEvent *event, const QRectF boundingRect, QPointF scenePos);
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/**
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* @arg view The QGV where is displayed the applet
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* @arg scenePos the absolute position on the scene.
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* @arg boundingRect the boundingRect() from the applet.
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*/
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void position(QGraphicsView * view,const QRectF boundingRect,QPointF scenePos);
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protected:
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/**
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* Reimplemented from QWidget
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*/
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void paintEvent( QPaintEvent *e );
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private:
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/**
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* Paints the plasma-themed background
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*/
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void paintBackground(QPainter* painter, const QRect &exposedRect);
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/**
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* Holds the background SVG, to be re-rendered when the cache is invalidated,
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* for example by resizing the dialogue.
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*/
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Plasma::Svg *m_background;
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/**
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* Holds a pixmap of the rendered SVG background so we don't need to re-render
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* it when not necessary.
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*/
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QPixmap *m_cachedBackground;
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};
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} // Plasma namespace
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#endif
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