IlvDefaultScrolledGadgetLFHandler Class Reference

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

#include <ilviews/gadgets/scgadget.h>

Inheritance diagram for IlvDefaultScrolledGadgetLFHandler:

List of all members.

Public Member Functions
virtual void	drawContents (const IlvScrolledGadget *, IlvPort *, const IlvTransformer *, const IlvRegion *) const
	Is called to draw the contents of a scrolled gadget.
virtual void	drawScrollBar (const IlvScrolledGadget *, IlvPort *dst, IlvDirection dir, const IlvTransformer *t, const IlvRegion *clip) const
	Is called to draw an internal scroll bar of a scrolled gadget.
virtual IlBoolean	handleEvent (IlvScrolledGadget *sc, IlvEvent &e) const
	Is called to handle the events of a scrolled gadget.
virtual IlBoolean	handleScrollBarsEvent (IlvScrolledGadget *sc, IlvEvent &event) const
	Is called to handle the events of the scroll bars of a scrolled gadget.
virtual void	visibleBBox (const IlvScrolledGadget *obj, IlvRect &bbox, const IlvTransformer *t) const
	Is called to compute the visible area of the scrolled gadget.

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Detailed Description

Object look-and-feel class.

Library: ilvadvgdt

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

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Member Function Documentation

virtual void IlvDefaultScrolledGadgetLFHandler::drawContents	(	const IlvScrolledGadget *	gadget,
		IlvPort *	dst,
		const IlvTransformer *	t,
		const IlvRegion *	clip
	)			const [virtual]

Is called to draw the contents of a scrolled gadget.

Parameters:

	gadget	The scrolled gadget.
	dst	The destination port.
	t	The transformer.
	clip	The clipping region.

Implements IlvScrolledGadgetLFHandler.

virtual void IlvDefaultScrolledGadgetLFHandler::drawScrollBar	(	const IlvScrolledGadget *	gadget,
		IlvPort *	dst,
		IlvDirection	dir,
		const IlvTransformer *	t,
		const IlvRegion *	clip
	)			const [virtual]

Is called to draw an internal scroll bar of a scrolled gadget.

Parameters:

	gadget	The scrolled gadget.
	dst	The destination port.
	dir	The orientation of the scroll bar.
	t	The transformer.
	clip	The clipping region.

Implements IlvScrolledGadgetLFHandler.

virtual IlBoolean IlvDefaultScrolledGadgetLFHandler::handleEvent	(	IlvScrolledGadget *	gadget,
		IlvEvent &	event
	)			const [virtual]

Is called to handle the events of a scrolled gadget.

Parameters:

	gadget	The scrolled gadget.
	event	The event to handle.

Returns:

IlTrue if the event has been consumed.

Implements IlvScrolledGadgetLFHandler.

virtual IlBoolean IlvDefaultScrolledGadgetLFHandler::handleScrollBarsEvent	(	IlvScrolledGadget *	gadget,
		IlvEvent &	event
	)			const [virtual]

Is called to handle the events of the scroll bars of a scrolled gadget.

Parameters:

	gadget	The scrolled gadget.
	event	The event to handle.

Returns:

IlTrue if the event has been consumed.

Implements IlvScrolledGadgetLFHandler.

virtual void IlvDefaultScrolledGadgetLFHandler::visibleBBox	(	const IlvScrolledGadget *	gadget,
		IlvRect &	rect,
		const IlvTransformer *	t
	)			const [virtual]

Is called to compute the visible area of the scrolled gadget.

Parameters:

	gadget	The scrolled gadget.
	rect	The returned rectangle of the visible area.
	t	The transformer.

Implements IlvScrolledGadgetLFHandler.