IlvDefaultSliderLFHandler Class Reference

Object look-and-feel class. More...

#include <ilviews/gadgets/slider.h>

Inheritance diagram for IlvDefaultSliderLFHandler:

Public Member Functions
virtual void	drawBackground (const IlvSlider *, IlvPort *, const IlvTransformer *, const IlvRegion *) const
	Is called to draw the background of a slider gadget. More...
virtual void	drawContents (const IlvSlider *, IlvPort *, const IlvTransformer *, const IlvRegion *) const
	Is called to draw the contents of a slider gadget. More...
virtual void	drawFrame (const IlvSlider *, IlvPort *, const IlvTransformer *, const IlvRegion *) const
	Is called to draw the frame of a slider gadget. More...
virtual IlBoolean	handleEvent (IlvSlider *, IlvEvent &e) const
	Is called to handle the events of a slider gadget. More...
Public Member Functions inherited from IlvSliderLFHandler
	IlvSliderLFHandler (IlvLookFeelHandler *lfh)
	Constructor. More...
virtual void	computeBBox (const IlvSlider *slider, IlvRect &track, IlvRect &thumb, const IlvTransformer *t) const =0
	Is called to compute the bounding boxes of the slider components. More...
virtual void	drawThumb (const IlvSlider *slider, IlvPort *dst, const IlvRect &rect, const IlvRegion *clip) const =0
	Is called to draw the thumb of a slider gadget. More...
virtual void	drawTrack (const IlvSlider *slider, IlvPort *dst, const IlvRect &rect, const IlvRegion *clip) const =0
	Is called to draw the track of a slider gadget. More...
virtual IlInt	positionToValue (const IlvSlider *slider, const IlvPoint &point, const IlvTransformer *t) const =0
	Is called to compute the value of the slider at a specified point. More...

Detailed Description

Object look-and-feel class.

Library: ilvgadgt

The predefined object look-and-feel handlers of the slider gadget are subclasses of this class. It defines several methods of the base class that are common to all predefined looks.

Member Function Documentation

drawBackground()

virtual void IlvDefaultSliderLFHandler::drawBackground ( const IlvSlider *  slider, IlvPort *  dst, const IlvTransformer *  t, const IlvRegion *  clip  ) const

virtual

Is called to draw the background of a slider gadget.

Parameters

slider	The slider.
dst	The destination port.
t	The transformer.
clip	The clipping region.

Implements IlvSliderLFHandler.

drawContents()

virtual void IlvDefaultSliderLFHandler::drawContents ( const IlvSlider *  slider, IlvPort *  dst, const IlvTransformer *  t, const IlvRegion *  clip  ) const

virtual

Is called to draw the contents of a slider gadget.

Parameters

slider	The slider.
dst	The destination port.
t	The transformer.
clip	The clipping region.

Implements IlvSliderLFHandler.

Reimplemented in IlvSliderVXLFHandler, IlvSliderW95LFHandler, and IlvSliderMLFHandler.

drawFrame()

virtual void IlvDefaultSliderLFHandler::drawFrame ( const IlvSlider *  slider, IlvPort *  dst, const IlvTransformer *  t, const IlvRegion *  clip  ) const

virtual

Is called to draw the frame of a slider gadget.

Parameters

slider	The slider.
dst	The destination port.
t	The transformer.
clip	The clipping region.

Implements IlvSliderLFHandler.

handleEvent()

virtual IlBoolean IlvDefaultSliderLFHandler::handleEvent ( IlvSlider *  slider, IlvEvent &  event  ) const

virtual

Is called to handle the events of a slider gadget.

Parameters

slider	The slider.
event	The event to handle.

Returns

IlTrue if the event has been consumed.

Implements IlvSliderLFHandler.