QwtArrowButton Class Reference

Arrow Button. More...

#include <qwt_arrow_button.h>

Inheritance diagram for QwtArrowButton:

Public Member Functions
	QwtArrowButton (int num, Qt::ArrowType, QWidget *parent=NULL)
virtual	~QwtArrowButton ()
	Destructor.
Qt::ArrowType	arrowType () const
	The direction of the arrows.
int	num () const
	The number of arrows.
virtual QSize	sizeHint () const override
virtual QSize	minimumSizeHint () const override
	Return a minimum size hint.

Protected Member Functions
virtual void	paintEvent (QPaintEvent *) override
virtual void	keyPressEvent (QKeyEvent *) override
	autoRepeat for the space keys
virtual void	drawButtonLabel (QPainter *)
	Draw the button label.
virtual void	drawArrow (QPainter *, const QRect &, Qt::ArrowType) const
virtual QRect	labelRect () const
virtual QSize	arrowSize (Qt::ArrowType, const QSize &boundingSize) const

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.

Definition at line 23 of file qwt_arrow_button.h.

Constructor & Destructor Documentation

QwtArrowButton()

QwtArrowButton::QwtArrowButton ( int num, Qt::ArrowType arrowType, QWidget * parent = NULL )

explicit

Parameters

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

Definition at line 55 of file qwt_arrow_button.cpp.

~QwtArrowButton()

QwtArrowButton::~QwtArrowButton ( )

virtual

Destructor.

Definition at line 79 of file qwt_arrow_button.cpp.

Member Function Documentation

arrowSize()

QSize QwtArrowButton::arrowSize ( Qt::ArrowType arrowType, const QSize & boundingSize ) const

protectedvirtual

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

Parameters

arrowType	Arrow type
boundingSize	Bounding size

Returns

Size of the arrow

Definition at line 296 of file qwt_arrow_button.cpp.

arrowType()

Qt::ArrowType QwtArrowButton::arrowType

(

)

const

The direction of the arrows.

Definition at line 88 of file qwt_arrow_button.cpp.

drawArrow()

void QwtArrowButton::drawArrow ( QPainter * painter, const QRect & r, Qt::ArrowType arrowType ) const

protectedvirtual

Draw an arrow int a bounding rectangle

Parameters

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

Definition at line 215 of file qwt_arrow_button.cpp.

drawButtonLabel()

void QwtArrowButton::drawButtonLabel ( QPainter * painter )

protectedvirtual

Draw the button label.

Parameters

painter

Painter

See also

The Qt Manual for QPushButton

Definition at line 143 of file qwt_arrow_button.cpp.

keyPressEvent()

void QwtArrowButton::keyPressEvent ( QKeyEvent * event )

overrideprotectedvirtual

autoRepeat for the space keys

Definition at line 326 of file qwt_arrow_button.cpp.

labelRect()

QRect QwtArrowButton::labelRect ( ) const

protectedvirtual

Returns

the bounding rectangle for the label

Definition at line 104 of file qwt_arrow_button.cpp.

minimumSizeHint()

QSize QwtArrowButton::minimumSizeHint ( ) const

overridevirtual

Return a minimum size hint.

Definition at line 268 of file qwt_arrow_button.cpp.

num()

int QwtArrowButton::num

(

)

const

The number of arrows.

Definition at line 96 of file qwt_arrow_button.cpp.

paintEvent()

void QwtArrowButton::paintEvent ( QPaintEvent * event )

overrideprotectedvirtual

Paint event handler

Parameters

event

Paint event

Definition at line 130 of file qwt_arrow_button.cpp.

sizeHint()

QSize QwtArrowButton::sizeHint ( ) const

overridevirtual

Returns

a size hint

Definition at line 259 of file qwt_arrow_button.cpp.