IlvOptionMenuLFHandler Class Reference

Object Look-and-Feel class. More...

#include <ilviews/gadgets/optmenu.h>

Inheritance diagram for IlvOptionMenuLFHandler:

Public Member Functions
	IlvOptionMenuLFHandler (IlvLookFeelHandler *lfh)
	Constructor. More...
virtual void	drawArrow (const IlvOptionMenu *menu, IlvPort *dst, const IlvRect &rect, const IlvRegion *clip) const =0
	Is called to draw the arrow of an option menu. More...
virtual void	drawBackground (const IlvOptionMenu *menu, IlvPort *dst, const IlvTransformer *t, const IlvRegion *clip) const =0
	Is called to draw the background of an option menu. More...
virtual void	drawContents (const IlvOptionMenu *menu, IlvPort *dst, const IlvTransformer *t, const IlvRegion *clip) const =0
	Is called to draw the contents of an option menu. More...
virtual void	drawFrame (const IlvOptionMenu *menu, IlvPort *dst, const IlvTransformer *t, const IlvRegion *clip) const =0
	Is called to draw the frame of an option menu. More...
virtual void	drawText (const IlvOptionMenu *menu, IlvPort *dst, const IlvRect &rect, const IlvRegion *clip) const =0
	Is called to draw the selection of an option menu. More...
virtual IlBoolean	handleEvent (IlvOptionMenu *menu, IlvEvent &event) const =0
	Is called to handle the events of an option menu. More...
virtual IlBoolean	inArrow (const IlvOptionMenu *menu, IlvPoint &p) const
	Indicates whether the specified point is in the arrow of an option menu. More...

Detailed Description

Object Look-and-Feel class.

Library: ilvadvgdt

The base class for the object look-and-feel handlers of the option menu.

Constructor & Destructor Documentation

IlvOptionMenuLFHandler::IlvOptionMenuLFHandler

(

IlvLookFeelHandler *

lfh

)

Constructor.

Creates a new IlvOptionMenuLFHandler instance and initializes it with lfh.

Parameters

lfh	The look-and-feel handler which this handler will be associated to.

Member Function Documentation

virtual void IlvOptionMenuLFHandler::drawArrow ( const IlvOptionMenu *  menu, IlvPort *  dst, const IlvRect &  rect, const IlvRegion *  clip  ) const

pure virtual

Is called to draw the arrow of an option menu.

Parameters

menu	The option menu.
dst	The destination port.
rect	The rectangle where to draw the arrow.
clip	The clipping region.

Implemented in IlvOptionMenuVXLFHandler, IlvOptionMenuW95LFHandler, IlvOptionMenuWLFHandler, and IlvOptionMenuMLFHandler.

virtual void IlvOptionMenuLFHandler::drawBackground ( const IlvOptionMenu *  menu, IlvPort *  dst, const IlvTransformer *  t, const IlvRegion *  clip  ) const

pure virtual

Is called to draw the background of an option menu.

Parameters

menu	The option menu.
dst	The destination port.
t	The transformer.
clip	The clipping region.

Implemented in IlvOptionMenuWLFHandler, IlvOptionMenuVXLFHandler, IlvOptionMenuW95LFHandler, and IlvOptionMenuMLFHandler.

virtual void IlvOptionMenuLFHandler::drawContents ( const IlvOptionMenu *  menu, IlvPort *  dst, const IlvTransformer *  t, const IlvRegion *  clip  ) const

pure virtual

Is called to draw the contents of an option menu.

Parameters

menu	The option menu.
dst	The destination port.
t	The transformer.
clip	The clipping region.

Implemented in IlvOptionMenuWLFHandler, and IlvOptionMenuMLFHandler.

virtual void IlvOptionMenuLFHandler::drawFrame ( const IlvOptionMenu *  menu, IlvPort *  dst, const IlvTransformer *  t, const IlvRegion *  clip  ) const

pure virtual

Is called to draw the frame of an option menu.

Parameters

menu	The option menu.
dst	The destination port.
t	The transformer.
clip	The clipping region.

Implemented in IlvOptionMenuWLFHandler, IlvOptionMenuVXLFHandler, IlvOptionMenuW95LFHandler, and IlvOptionMenuMLFHandler.

virtual void IlvOptionMenuLFHandler::drawText ( const IlvOptionMenu *  menu, IlvPort *  dst, const IlvRect &  rect, const IlvRegion *  clip  ) const

pure virtual

Is called to draw the selection of an option menu.

Parameters

menu	The option menu.
dst	The destination port.
rect	The rectangle where to draw the selection.
clip	The clipping region.

Implemented in IlvOptionMenuWLFHandler, and IlvOptionMenuMLFHandler.

virtual IlBoolean IlvOptionMenuLFHandler::handleEvent ( IlvOptionMenu *  menu, IlvEvent &  event  ) const

pure virtual

Is called to handle the events of an option menu.

Parameters

menu	The option menu.
event	The event to handle.

Returns

IlTrue if the event has been consumed.

Implemented in IlvDefaultOptionMenuLFHandler.

virtual IlBoolean IlvOptionMenuLFHandler::inArrow ( const IlvOptionMenu *  menu, IlvPoint &  p  ) const

virtual

Indicates whether the specified point is in the arrow of an option menu.

Parameters

menu	The option menu.
p	The point.

Reimplemented in IlvOptionMenuWLFHandler.