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lmms/include/fluiq/collapsible_widget.h

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/*
* collapsible_widget.h - header file for FLUIQ::CollapsibleWidget
*
* Copyright (c) 2008 Tobias Doerffel <tobydox/at/users.sourceforge.net>
*
* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program (see COPYING); if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*
*/
#ifndef _FLUIQ_COLLAPSIBLE_WIDGET_H
#define _FLUIQ_COLLAPSIBLE_WIDGET_H
#include <QtGui/QBoxLayout>
#include "fluiq/widget.h"
namespace FLUIQ
{
class CollapsibleWidget;
class CollapsibleWidgetHeader : public Widget
{
Q_OBJECT
public:
CollapsibleWidgetHeader( CollapsibleWidget * _parent );
virtual ~CollapsibleWidgetHeader();
inline bool isCollapsed( void ) const
{
return m_collapsed;
}
void setCollapsed( bool _c );
virtual QSize sizeHint( void ) const;
static const int MinimalHeight = 20;
protected:
virtual void enterEvent( QEvent * _ev );
virtual void leaveEvent( QEvent * _ev );
virtual void mousePressEvent( QMouseEvent * _ev );
virtual void mouseMoveEvent( QMouseEvent * _event );
virtual void mouseReleaseEvent( QMouseEvent * _ev );
virtual void paintEvent( QPaintEvent * _ev );
private:
CollapsibleWidget * m_parent;
bool m_hovered;
bool m_pressed;
bool m_collapsed;
bool m_moved;
QPoint m_origMousePos;
QPixmap m_arrowCollapsed;
QPixmap m_arrowExpanded;
signals:
void expanded( void );
void collapsed( void );
} ;
class CollapsibleWidget : public Widget
{
Q_OBJECT
public:
CollapsibleWidget( Qt::Orientation _or, Widget * _parent = NULL );
virtual ~CollapsibleWidget();
void addWidget( QWidget * _w );
void insertWidget( int _idx, QWidget * _w );
inline Qt::Orientation orientation( void ) const
{
return m_orientation;
}
inline bool isCollapsed( void ) const
{
return m_header->isCollapsed();
}
public slots:
void expand( void );
void collapse( void );
private:
Qt::Orientation m_orientation;
QSize m_origMinSize;
QSize m_origMaxSize;
QBoxLayout * m_masterLayout;
CollapsibleWidgetHeader * m_header;
} ;
}
#endif