qt_demoe/qwtdemo/qwt/qwt_arrow_button.h

53 lines
1.4 KiB
C++

/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
* Qwt Widget Library
* Copyright (C) 1997 Josef Wilgen
* Copyright (C) 2002 Uwe Rathmann
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the Qwt License, Version 1.0
*****************************************************************************/
#ifndef QWT_ARROW_BUTTON_H
#define QWT_ARROW_BUTTON_H
#include "qwt_global.h"
#include <qpushbutton.h>
/*!
\brief Arrow Button
A push button with one or more filled triangles on its front.
An Arrow button can have 1 to 3 arrows in a row, pointing
up, down, left or right.
*/
class QWT_EXPORT QwtArrowButton : public QPushButton
{
public:
explicit QwtArrowButton ( int num, Qt::ArrowType, QWidget *parent = NULL );
virtual ~QwtArrowButton();
Qt::ArrowType arrowType() const;
int num() const;
virtual QSize sizeHint() const;
virtual QSize minimumSizeHint() const;
protected:
virtual void paintEvent( QPaintEvent *event );
virtual void drawButtonLabel( QPainter *p );
virtual void drawArrow( QPainter *,
const QRect &, Qt::ArrowType ) const;
virtual QRect labelRect() const;
virtual QSize arrowSize( Qt::ArrowType,
const QSize &boundingSize ) const;
virtual void keyPressEvent( QKeyEvent * );
private:
class PrivateData;
PrivateData *d_data;
};
#endif