IlvDefaultScrollBarLFHandler Class Reference

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

#include <ilviews/gadgets/scrollb.h>

Inheritance diagram for IlvDefaultScrollBarLFHandler:

Public Member Functions
virtual void	drawContents (const IlvScrollBar *, IlvPort *, const IlvTransformer *, const IlvRegion *) const
	Is called to draw the contents of a scroll bar. More...
virtual IlBoolean	handleEvent (IlvScrollBar *, IlvEvent &e) const
	Is called to handle the events of a scroll bar. More...
Public Member Functions inherited from IlvScrollBarLFHandler
	IlvScrollBarLFHandler (IlvLookFeelHandler *lfh)
	Constructor. More...
virtual void	computeBBox (const IlvScrollBar *sb, IlvRect &arrow1, IlvRect &internal, IlvRect &arrow2, IlvRect &thumb, const IlvTransformer *t) const =0
	Is called to compute the bounding boxes of the scroll bar parts. More...
virtual void	drawArrow (const IlvScrollBar *sb, IlvPosition position, IlvPort *dst, const IlvRect &arrow, const IlvRegion *clip) const =0
	Is called to draw the arrows of a scroll bar. More...
virtual void	drawBackground (const IlvScrollBar *sb, IlvPort *dst, const IlvTransformer *t, const IlvRegion *clip) const =0
	Is called to draw the background of a scroll bar. More...
virtual void	drawFrame (const IlvScrollBar *sb, IlvPort *dst, const IlvTransformer *t, const IlvRegion *clip) const =0
	Is called to draw the frame of a scroll bar. More...
virtual void	drawInternal (const IlvScrollBar *sb, IlvPort *dst, const IlvRect &internal, const IlvRect &thumb, const IlvRegion *clip) const =0
	Is called to draw the internal part of a scroll bar. More...
virtual IlBoolean	isValidPosition (const IlvScrollBar *sb, const IlvPoint &point, const IlvTransformer *t) const =0
	Indicates whether a given position is valid for the scroll bar. More...

Detailed Description

Object look-and-feel class.

Library: ilvgadgt

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

Member Function Documentation

virtual void IlvDefaultScrollBarLFHandler::drawContents ( const IlvScrollBar *  sb, IlvPort *  dst, const IlvTransformer *  t, const IlvRegion *  clip  ) const

virtual

Is called to draw the contents of a scroll bar.

Parameters

sb	The scroll bar.
dst	The destination port.
t	The transformer.
clip	The clipping region.

Implements IlvScrollBarLFHandler.

Reimplemented in IlvScrollBarWLFHandler, and IlvScrollBarMLFHandler.

virtual IlBoolean IlvDefaultScrollBarLFHandler::handleEvent ( IlvScrollBar *  sb, IlvEvent &  event  ) const

virtual

Is called to handle the events of a scroll bar.

Parameters

sb	The scroll bar.
event	The event to handle.

Returns

IlTrue if the event has been consumed.

Implements IlvScrollBarLFHandler.