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qwt_arrbtn.h

00001 /* -*- mode: C++ ; c-file-style: "stroustrup" -*- ***************************** 00002 * Qwt Widget Library 00003 * Copyright (C) 1997 Josef Wilgen 00004 * Copyright (C) 2002 Uwe Rathmann 00005 * 00006 * This library is free software; you can redistribute it and/or 00007 * modify it under the terms of the Qwt License, Version 1.0 00008 *****************************************************************************/ 00009 00010 #ifndef QWT_ARRBTN_H 00011 #define QWT_ARRBTN_H 00012 00013 #include <qpushbutton.h> 00014 #include "qwt_global.h" 00015 00023 class QWT_EXPORT QwtArrowButton : public QPushButton 00024 { 00025 public: 00026 QwtArrowButton (int num, Qt::ArrowType, QWidget *parent, 00027 const char *name = 0); 00028 00029 Qt::ArrowType arrowType() const; 00030 int num() const; 00031 00032 virtual QSize sizeHint() const; 00033 virtual QSize minimumSizeHint() const; 00034 virtual QSizePolicy sizePolicy() const; 00035 00036 protected: 00037 virtual void drawButtonLabel(QPainter *p); 00038 virtual void drawArrow(QPainter *, 00039 const QRect &, Qt::ArrowType) const; 00040 virtual QRect labelRect() const; 00041 virtual QSize arrowSize(Qt::ArrowType, 00042 const QSize &boundingSize) const; 00043 00044 virtual void keyPressEvent(QKeyEvent *); 00045 00046 private: 00047 00048 const int d_num; 00049 const Qt::ArrowType d_arrowType; 00050 }; 00051 00052 #endif

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