GEF (MVC)
3.8.1.201211122107

org.eclipse.gef
Class MouseWheelHandler.KeyGenerator

java.lang.Object
  extended by org.eclipse.gef.MouseWheelHandler.KeyGenerator
Enclosing interface:
MouseWheelHandler

public static class MouseWheelHandler.KeyGenerator
extends java.lang.Object

A utility class used to generate keys from a given stateMask. A MouseWheelHandler registered with such a key would only be asked to handle mouse-wheel events that have the same stateMask as the one that was used to generate the key.

Since:
3.1

Constructor Summary
MouseWheelHandler.KeyGenerator()
           
 
Method Summary
static java.lang.String getKey(int stateMask)
          The returned String is guaranteed to be equal for two different invocations with the same stateMask.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

MouseWheelHandler.KeyGenerator

public MouseWheelHandler.KeyGenerator()
Method Detail

getKey

public static java.lang.String getKey(int stateMask)
The returned String is guaranteed to be equal for two different invocations with the same stateMask.

Valid stateMasks are SWT.NONE, SWT.CTRL, SWT.COMMAND, SWT.ALT, SWT.SHIFT, SWT.MOD1, SWT.MOD2, SWT.MOD3, SWT.MOD4, SWT.BUTTON* or any combination thereof.

Parameters:
stateMask - the state indicating which buttons/modifiers are active
Returns:
key for the given stateMask
Throws:
java.lang.IllegalArgumentException - if the given stateMask is not valid

GEF (MVC)
3.8.1.201211122107

Copyright (c) IBM Corp. and others 2000, 2011. All Rights Reserved.