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IlvDefaultScrolledGadgetLFHandler Class Reference

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

#include <ilviews/gadgets/scgadget.h>

Inheritance diagram for IlvDefaultScrolledGadgetLFHandler:
IlvScrolledGadgetLFHandler IlvObjectLFHandler IlvScrolledGadgetMLFHandler IlvScrolledGadgetWLFHandler IlvScrolledGadgetVXLFHandler IlvScrolledGadgetW95LFHandler

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 IlvPalettegetWindowBackground (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

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
gadgetThe scrolled gadget.
dstThe destination port.
tThe transformer.
clipThe 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
gadgetThe scrolled gadget.
dstThe destination port.
dirThe orientation of the scroll bar.
tThe transformer.
clipThe 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
gadgetThe scrolled gadget.
eventThe 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
gadgetThe scrolled gadget.
eventThe 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
gadgetThe scrolled gadget.
rectThe returned rectangle of the visible area.
tThe transformer.

Implements IlvScrolledGadgetLFHandler.


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