Package org.eclipse.gef
Class MouseWheelHandler.KeyGenerator
java.lang.Object
org.eclipse.gef.MouseWheelHandler.KeyGenerator
- Enclosing interface:
- MouseWheelHandler
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
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Constructor SummaryConstructors
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Method Summary
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Constructor Details- 
KeyGeneratorpublic KeyGenerator()
 
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Method Details- 
getKeyThe 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:
- IllegalArgumentException- if the given stateMask is not valid
 
 
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