IlvTextLFHandler Class Reference

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

#include <ilviews/gadgets/text.h>

Inheritance diagram for IlvTextLFHandler:

List of all members.

Public Member Functions
	IlvTextLFHandler (IlvLookFeelHandler *lfh)
	Constructor.
virtual void	drawBackground (const IlvText *text, IlvPort *dst, const IlvTransformer *t, const IlvRegion *clip) const =0
	Is called to draw the background of a text gadget.
virtual void	drawCursor (const IlvText *, IlvPoint &point, IlvPort *dst, const IlvTransformer *t, const IlvRegion *clip) const =0
	Is called to draw the cursor of a text gadget.
virtual void	drawFrame (const IlvText *text, IlvPort *dst, const IlvTransformer *t, const IlvRegion *clip) const =0
	Is called to draw the frame of a text gadget.
virtual void	drawGadgetContents (const IlvText *text, IlvPort *dst, const IlvTransformer *t, const IlvRegion *clip) const =0
	Is called to draw the contents of a text gadget.
virtual void	drawSelection (const IlvText *text, IlvPort *dst, const IlvRect &rect, const IlvRegion *clip) const =0
	Is called to draw the selected part of a text gadget.
virtual IlBoolean	handleGadgetEvent (IlvText *text, IlvEvent &event) const =0
	Is called to handle the events of a text gadget.

---

Detailed Description

Object Look-and-Feel class.

Library: ilvadvgdt

The base class for the object look-and-feel handlers of the text gadget.

---

Constructor & Destructor Documentation

IlvTextLFHandler::IlvTextLFHandler

(

IlvLookFeelHandler *

lfh

)

Constructor.

Creates a new IlvTextLFHandler instance and initializes it with lfh.

Parameters:

lfh

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

---

Member Function Documentation

virtual void IlvTextLFHandler::drawBackground	(	const IlvText *	text,
		IlvPort *	dst,
		const IlvTransformer *	t,
		const IlvRegion *	clip
	)			const [pure virtual]

Is called to draw the background of a text gadget.

Parameters:

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

Implemented in IlvDefaultTextLFHandler.

virtual void IlvTextLFHandler::drawCursor	(	const IlvText *	,
		IlvPoint &	point,
		IlvPort *	dst,
		const IlvTransformer *	t,
		const IlvRegion *	clip
	)			const [pure virtual]

Is called to draw the cursor of a text gadget.

Parameters:

	text	The text gadget.
	point	The point where the cursor will be drawn.
	dst	The destination port.
	t	The transformer.
	clip	The clipping region.

Implemented in IlvTextMLFHandler, and IlvTextWLFHandler.

virtual void IlvTextLFHandler::drawFrame	(	const IlvText *	text,
		IlvPort *	dst,
		const IlvTransformer *	t,
		const IlvRegion *	clip
	)			const [pure virtual]

Is called to draw the frame of a text gadget.

Parameters:

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

Implemented in IlvDefaultTextLFHandler.

virtual void IlvTextLFHandler::drawGadgetContents	(	const IlvText *	text,
		IlvPort *	dst,
		const IlvTransformer *	t,
		const IlvRegion *	clip
	)			const [pure virtual]

Is called to draw the contents of a text gadget.

Parameters:

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

Implemented in IlvDefaultTextLFHandler.

virtual void IlvTextLFHandler::drawSelection	(	const IlvText *	text,
		IlvPort *	dst,
		const IlvRect &	rect,
		const IlvRegion *	clip
	)			const [pure virtual]

Is called to draw the selected part of a text gadget.

Parameters:

	text	The text gadget.
	dst	The destination port.
	rect	The rectangle where to draw the selected text.
	clip	The clipping region.

Implemented in IlvDefaultTextLFHandler.

virtual IlBoolean IlvTextLFHandler::handleGadgetEvent	(	IlvText *	text,
		IlvEvent &	event
	)			const [pure virtual]

Is called to handle the events of a text gadget.

Parameters:

	text	The text gadget.
	event	The event to handle.

Returns:

IlTrue if the event has been consumed.

Implemented in IlvDefaultTextLFHandler.