QwtArrowButton.qt5 - Man Page


#include <qwt_arrow_button.h>

Public Member Functions

QwtArrowButton (int num, Qt::ArrowType, QWidget *parent=NULL)
virtual ~QwtArrowButton ()
Qt::ArrowType arrowType () const
virtual QSize minimumSizeHint () const
int num () const
virtual QSize sizeHint () const

Protected Member Functions

virtual QSize arrowSize (Qt::ArrowType, const QSize &boundingSize) const
virtual void drawArrow (QPainter *, const QRect &, Qt::ArrowType) const
virtual void drawButtonLabel (QPainter *p)
virtual void keyPressEvent (QKeyEvent *)
virtual QRect labelRect () const
virtual void paintEvent (QPaintEvent *event)

Detailed Description

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.

Constructor & Destructor Documentation

QwtArrowButton::QwtArrowButton (intnum, Qt::ArrowTypearrowType, QWidget *parent = NULL) [explicit]


num Number of arrows
arrowType see Qt::ArowType in the Qt docs.
parent Parent widget

Member Function Documentation

QSize QwtArrowButton::arrowSize (Qt::ArrowTypearrowType, const QSize &boundingSize) const [protected], [virtual]

Calculate the size for a arrow that fits into a rect of a given size


arrowType Arrow type
boundingSize Bounding size


Size of the arrow

void QwtArrowButton::drawArrow (QPainter *painter, const QRect &r, Qt::ArrowTypearrowType) const [protected], [virtual]

Draw an arrow int a bounding rect


painter Painter
r Rectangle where to paint the arrow
arrowType Arrow type

void QwtArrowButton::drawButtonLabel (QPainter *painter) [protected], [virtual]

Draw the button label. Parameters:

painter Painter

See also:

The Qt Manual on QPushButton

QRect QwtArrowButton::labelRect () const [protected], [virtual]


the bounding rect for the label

void QwtArrowButton::paintEvent (QPaintEvent *event) [protected], [virtual]

Paint event handler


event Paint event

QSize QwtArrowButton::sizeHint () const [virtual]


a size hint


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Tue Nov 20 2012 Version 5.2.3 Qwt User's Guide