org.eclipse.gef
Class MouseWheelZoomHandler

java.lang.Object
  org.eclipse.gef.MouseWheelZoomHandler

All Implemented Interfaces:

MouseWheelHandler

public final class MouseWheelZoomHandler
extends java.lang.Object
implements MouseWheelHandler

A MouseWheelHandler that zooms the given viewer. Typically, this handler should be registered on a viewer that supports zoom as follows:
graphicalViewer.setProperty(MouseWheelHandler.KeyGenerator.getKey(SWT.MOD1), MouseWheelZoomHandler.SINGLETON);

Since:

3.1

Nested Class Summary

Nested classes/interfaces inherited from interface org.eclipse.gef.MouseWheelHandler

MouseWheelHandler.KeyGenerator

Field Summary

static MouseWheelHandler

SINGLETON The Singleton

Method Summary

void	handleMouseWheel(Event event, EditPartViewer viewer) Zooms the given viewer.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

SINGLETON

public static final MouseWheelHandler SINGLETON

The Singleton

Method Detail

handleMouseWheel

public void handleMouseWheel(Event event,
                             EditPartViewer viewer)

Zooms the given viewer.

Specified by:

handleMouseWheel in interface MouseWheelHandler

Parameters:

event - The SWT event that was generated as a result of the mouse-wheel scrolling

viewer - The originating viewer

See Also:

MouseWheelHandler.handleMouseWheel(Event, EditPartViewer)