com.tensegrity.gui.swt.control.preview
Interface Preview

All Known Implementing Classes:

AbstractPreview, PageSetupPreview

public interface Preview

Abstract description of a general preview widget

Version:

$Id: Preview.java,v 1.2 2005/03/23 09:38:01 ArndHouben Exp $

Author:

Arnd Houben

Method Summary

void	draw(org.eclipse.swt.graphics.GC gc) A preview should be able to draw its previewed item.
void	updatePreview(java.lang.Object previewedItem) This is called whenever the preview should update itself, i.e.

Method Detail

draw

public void draw(org.eclipse.swt.graphics.GC gc)

A preview should be able to draw its previewed item. So this method is invoked whenever the preview needs to draw itself, e.g. on a redraw() request.

Parameters:

gc - the graphic context to draw with

updatePreview

public void updatePreview(java.lang.Object previewedItem)

This is called whenever the preview should update itself, i.e. display the given previewedItem.

Parameters:

previewedItem - contains the data to use for an update