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IlvDefaultSliderLFHandler Class Reference

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

#include <ilviews/gadgets/slider.h>

Inheritance diagram for IlvDefaultSliderLFHandler:
IlvSliderLFHandler IlvObjectLFHandler IlvSliderCSSLFHandler IlvSliderMLFHandler IlvSliderWLFHandler IlvSliderVXLFHandler IlvSliderW95LFHandler

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
sliderThe slider.
dstThe destination port.
tThe transformer.
clipThe clipping region.

Implements IlvSliderLFHandler.

Reimplemented in IlvSliderCSSLFHandler.

§ 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
sliderThe slider.
dstThe destination port.
tThe transformer.
clipThe clipping region.

Implements IlvSliderLFHandler.

Reimplemented in IlvSliderCSSLFHandler, 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
sliderThe slider.
dstThe destination port.
tThe transformer.
clipThe clipping region.

Implements IlvSliderLFHandler.

Reimplemented in IlvSliderCSSLFHandler.

§ handleEvent()

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

Is called to handle the events of a slider gadget.

Parameters
sliderThe slider.
eventThe event to handle.
Returns
IlTrue if the event has been consumed.

Implements IlvSliderLFHandler.

Reimplemented in IlvSliderCSSLFHandler.


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