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

#include <ilviews/gadgets/button.h>

Inheritance diagram for IlvDefaultButtonLFHandler:

Public Member Functions
virtual void	drawGadgetItem (const IlvButton , const IlvGadgetItem , IlvPort , const IlvRect &, const IlvTransformer , const IlvRegion *) const
	Is called to draw the gadget item encapsulated by the button. More...

virtual IlBoolean	handleEvent (IlvButton *, IlvEvent &) const
	Is called to handle the events of a button. More...

Public Member Functions inherited from IlvButtonLFHandler
	IlvButtonLFHandler (IlvLookFeelHandler *lfh)
	Constructor. More...

virtual void	computeDefaultButtonRegion (const IlvButton button, IlvRegion &region, const IlvTransformer t) const =0
	Is called to compute the bounding box of a default button. More...

virtual void	drawBackground (const IlvButton button, IlvPort dst, const IlvTransformer t, const IlvRegion clip) const =0
	Is called to draw the background of a button. More...

virtual void	drawButtonAsDefault (const IlvButton button, IlvPort dst, const IlvTransformer t, const IlvRegion clip) const =0
	Is called to draw the default button. More...

virtual void	drawContents (const IlvButton button, IlvPort dst, const IlvTransformer t, const IlvRegion clip) const =0
	Is called to draw the contents of a button. More...

virtual void	drawFrame (const IlvButton button, IlvPort dst, const IlvTransformer t, const IlvRegion clip) const =0
	Is called to draw the frame of a button. More...

Detailed Description

Object look-and-feel class.

Library: ilvgadgt

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

Member Function Documentation

◆ drawGadgetItem()

virtual void IlvDefaultButtonLFHandler::drawGadgetItem	(	const IlvButton *	button,
		const IlvGadgetItem *	item,
		IlvPort *	dst,
		const IlvRect &	rect,
		const IlvTransformer *	t,
		const IlvRegion *	clip
	)		const

virtual

Is called to draw the gadget item encapsulated by the button.

Parameters

button	The button.
item	The gadget item to draw.
dst	The destination port.
rect	The rectangle where to draw the item.
t	The transformer. Not Used.
clip	The clipping region.

Implements IlvButtonLFHandler.

◆ handleEvent()

virtual IlBoolean IlvDefaultButtonLFHandler::handleEvent	(	IlvButton *	button,
		IlvEvent &	event
	)		const