QwtArrowButton Class Reference

List of all members.

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.

Public Member Functions

 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 Member Functions

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 *)

Constructor & Destructor Documentation

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

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

Definition at line 58 of file qwt_arrow_button.cpp.

QwtArrowButton::~QwtArrowButton  )  [virtual]


Definition at line 83 of file qwt_arrow_button.cpp.

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 rect of a given size

arrowType Arrow type
boundingSize Bounding size
Size of the arrow

Definition at line 326 of file qwt_arrow_button.cpp.

Referenced by drawButtonLabel(), and minimumSizeHint().

Qt::ArrowType QwtArrowButton::arrowType  )  const

The direction of the arrows.

Definition at line 92 of file qwt_arrow_button.cpp.

void QwtArrowButton::drawArrow QPainter *  painter,
const QRect &  r,
Qt::ArrowType  arrowType
const [protected, virtual]

Draw an arrow int a bounding rect

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

Definition at line 240 of file qwt_arrow_button.cpp.

Referenced by drawButtonLabel().

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

Draw the button label.

painter Painter
See also:
The Qt Manual on QPushButton

Definition at line 157 of file qwt_arrow_button.cpp.

References arrowSize(), drawArrow(), and labelRect().

Referenced by paintEvent().

void QwtArrowButton::keyPressEvent QKeyEvent *   )  [protected, virtual]

autoRepeat for the space keys

Definition at line 356 of file qwt_arrow_button.cpp.

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

the bounding rect for the label

Definition at line 108 of file qwt_arrow_button.cpp.

Referenced by drawButtonLabel().

QSize QwtArrowButton::minimumSizeHint  )  const [virtual]

Return a minimum size hint.

Definition at line 294 of file qwt_arrow_button.cpp.

References arrowSize().

Referenced by sizeHint().

int QwtArrowButton::num  )  const

The number of arrows.

Definition at line 100 of file qwt_arrow_button.cpp.

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

Paint event handler

event Paint event

Definition at line 143 of file qwt_arrow_button.cpp.

References drawButtonLabel().

QSize QwtArrowButton::sizeHint  )  const [virtual]

a size hint

Definition at line 286 of file qwt_arrow_button.cpp.

References minimumSizeHint().

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