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

#include <ilviews/gadgets/scgadget.h>

Inheritance diagram for IlvDefaultScrolledGadgetLFHandler:

Public Member Functions
virtual void	drawContents (const IlvScrolledGadget , IlvPort , const IlvTransformer , const IlvRegion ) const
	Is called to draw the contents of a scrolled gadget. More...

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. More...

virtual IlBoolean	handleEvent (IlvScrolledGadget *sc, IlvEvent &e) const
	Is called to handle the events of a scrolled gadget. More...

virtual IlBoolean	handleScrollBarsEvent (IlvScrolledGadget *sc, IlvEvent &event) const
	Is called to handle the events of the scroll bars of a scrolled gadget. More...

virtual void	visibleBBox (const IlvScrolledGadget obj, IlvRect &bbox, const IlvTransformer t) const
	Is called to compute the visible area of the scrolled gadget. More...

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

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

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

virtual IlvPalette *	getWindowBackground (const IlvScrolledGadget *gadget) const =0
	Returns the palette that will be used to draw the background of the scrolled gadget. More...

virtual void	internalBBox (const IlvScrolledGadget gadget, IlvRect &rect, const IlvTransformer t) const =0
	Is called to compute the internal area of a scrolled gadget. More...

virtual void	scrollBarBBox (const IlvScrolledGadget gadget, IlvOrientation dir, IlvRect &rect, const IlvTransformer t) const =0
	Is called to compute the size and position of the internal scroll bars. More...

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.

Member Function Documentation

§ drawContents()

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.

§ drawScrollBar()

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.

§ handleEvent()

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.

§ handleScrollBarsEvent()

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.

§ visibleBBox()

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.

Public Member Functions

Detailed Description

Member Function Documentation

§ drawContents()

§ drawScrollBar()

§ handleEvent()

§ handleScrollBarsEvent()

§ visibleBBox()