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IlvMatrixLFHandler Class Referenceabstract

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

#include <ilviews/gadgets/matrix.h>

Inheritance diagram for IlvMatrixLFHandler:
IlvObjectLFHandler IlvDefaultMatrixLFHandler IlvMatrixCSSLFHandler IlvMatrixMLFHandler IlvMatrixWLFHandler IlvMatrixVXLFHandler IlvMatrixW95LFHandler

Public Member Functions

 IlvMatrixLFHandler (IlvLookFeelHandler *lfh)
 Constructor. More...
 
virtual void drawBackground (const IlvMatrix *matrix, IlvPort *dst, const IlvTransformer *t, const IlvRegion *clip) const =0
 Is called to draw the background of a matrix. More...
 
virtual void drawFrame (const IlvMatrix *matrix, IlvPort *dst, const IlvTransformer *t, const IlvRegion *clip) const =0
 Is called to draw the frame of a matrix. More...
 
virtual void drawItem (const IlvMatrix *matrix, IlvPort *dst, IlUShort colno, IlUShort rowno, const IlvRect &itembbox, const IlvRect &clip) const =0
 Is called to draw a matrix item. More...
 
virtual void drawRelief (const IlvMatrix *matrix, IlUShort colno, IlUShort rowno, IlvPort *dst, const IlvRect &rect, const IlvRect *clip) const =0
 Is called to draw the relief of a matrix item. More...
 
virtual void drawSelection (const IlvMatrix *matrix, IlvPort *dst, const IlvRect &rect, const IlvRect *clip) const =0
 Is called to draw the selection of a matrix item. More...
 
virtual IlvPalette * getSelectionPalette (const IlvMatrix *matrix) const =0
 Returns the palette used to draw the selection in the matrix. More...
 
virtual IlvPalette * getWindowBackground (const IlvMatrix *matrix) const =0
 Returns the palette used to draw the background of the matrix. More...
 
virtual IlBoolean handleMatrixEvent (IlvMatrix *matrix, IlvEvent &event) const =0
 Is called to handle the events of a matrix. More...
 

Detailed Description

Object Look-and-Feel class.

Library: ilvadvgdt

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

Constructor & Destructor Documentation

◆ IlvMatrixLFHandler()

IlvMatrixLFHandler::IlvMatrixLFHandler ( IlvLookFeelHandler *  lfh)

Constructor.

Creates a new IlvMatrixLFHandler instance and initializes it with lfh.

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

Member Function Documentation

◆ drawBackground()

virtual void IlvMatrixLFHandler::drawBackground ( const IlvMatrix *  matrix,
IlvPort *  dst,
const IlvTransformer *  t,
const IlvRegion *  clip 
) const
pure virtual

Is called to draw the background of a matrix.

Parameters
matrixThe matrix.
dstThe destination port.
tThe transformer.
clipThe clipping region.

Implemented in IlvDefaultMatrixLFHandler.

◆ drawFrame()

virtual void IlvMatrixLFHandler::drawFrame ( const IlvMatrix *  matrix,
IlvPort *  dst,
const IlvTransformer *  t,
const IlvRegion *  clip 
) const
pure virtual

Is called to draw the frame of a matrix.

Parameters
matrixThe matrix.
dstThe destination port.
tThe transformer.
clipThe clipping region.

Implemented in IlvDefaultMatrixLFHandler.

◆ drawItem()

virtual void IlvMatrixLFHandler::drawItem ( const IlvMatrix *  matrix,
IlvPort *  dst,
IlUShort  colno,
IlUShort  rowno,
const IlvRect &  itembbox,
const IlvRect &  clip 
) const
pure virtual

Is called to draw a matrix item.

Parameters
matrixThe matrix.
dstThe destination port.
colnoThe column number.
rownoThe row number.
itembboxThe rectangle where to draw the item.
clipThe clipping rectangle.

Implemented in IlvDefaultMatrixLFHandler.

◆ drawRelief()

virtual void IlvMatrixLFHandler::drawRelief ( const IlvMatrix *  matrix,
IlUShort  colno,
IlUShort  rowno,
IlvPort *  dst,
const IlvRect &  rect,
const IlvRect *  clip 
) const
pure virtual

Is called to draw the relief of a matrix item.

Parameters
matrixThe matrix.
colnoThe column number.
rownoThe row number.
dstThe destination port.
rectThe rectangle where to draw the relief.
clipThe clipping rectangle.

Implemented in IlvMatrixWLFHandler, IlvMatrixW95LFHandler, IlvMatrixVXLFHandler, IlvMatrixMLFHandler, and IlvMatrixCSSLFHandler.

◆ drawSelection()

virtual void IlvMatrixLFHandler::drawSelection ( const IlvMatrix *  matrix,
IlvPort *  dst,
const IlvRect &  rect,
const IlvRect *  clip 
) const
pure virtual

Is called to draw the selection of a matrix item.

Parameters
matrixThe matrix.
dstThe destination port.
rectThe rectangle where to draw the selection.
clipThe clipping rectangle.

Implemented in IlvMatrixWLFHandler, IlvMatrixMLFHandler, and IlvMatrixCSSLFHandler.

◆ getSelectionPalette()

virtual IlvPalette* IlvMatrixLFHandler::getSelectionPalette ( const IlvMatrix *  matrix) const
pure virtual

Returns the palette used to draw the selection in the matrix.

Parameters
matrixThe matrix.
Returns
The palette used to draw the selection in the matrix.

Implemented in IlvMatrixWLFHandler, IlvMatrixMLFHandler, and IlvMatrixCSSLFHandler.

◆ getWindowBackground()

virtual IlvPalette* IlvMatrixLFHandler::getWindowBackground ( const IlvMatrix *  matrix) const
pure virtual

Returns the palette used to draw the background of the matrix.

Parameters
matrixThe matrix.
Returns
The palette used to draw the background of the matrix.

Implemented in IlvDefaultMatrixLFHandler.

◆ handleMatrixEvent()

virtual IlBoolean IlvMatrixLFHandler::handleMatrixEvent ( IlvMatrix *  matrix,
IlvEvent &  event 
) const
pure virtual

Is called to handle the events of a matrix.

Parameters
matrixThe matrix.
eventThe event to handle.
Returns
IlTrue if the event has been consumed.

Implemented in IlvDefaultMatrixLFHandler.