QwtArrowButton - Man Page
Arrow Button.
Synopsis
#include <qwt_arrow_button.h>
Inherits QPushButton.
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
virtual QSize minimumSizeHint () const
Return a minimum size hint.
Protected Member Functions
virtual void paintEvent (QPaintEvent *event)
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
virtual void keyPressEvent (QKeyEvent *)
autoRepeat for the space keys
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 (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
Member Function Documentation
QSize QwtArrowButton::arrowSize (Qt::ArrowType arrowType, const QSize & boundingSize) const [protected], [virtual]
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
void QwtArrowButton::drawArrow (QPainter * painter, const QRect & r, Qt::ArrowType arrowType) const [protected], [virtual]
Draw an arrow int a bounding rectangle
- Parameters
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 for QPushButton
QRect QwtArrowButton::labelRect () const [protected], [virtual]
- Returns
the bounding rectangle for the label
void QwtArrowButton::paintEvent (QPaintEvent * event) [protected], [virtual]
Paint event handler
- Parameters
event Paint event
QSize QwtArrowButton::sizeHint () const [virtual]
- Returns
a size hint
Author
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