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public interface IHandler2
Extend the IHandler interface to provide some context for isEnabled()
requests. Clients should use AbstractHandler
unless they need to
provide their own listener mechanism.
AbstractHandler
Method Summary | |
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void |
setEnabled(Object evaluationContext)
Called by the framework to allow the handler to update its enabled state. |
Methods inherited from interface org.eclipse.core.commands.IHandler |
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addHandlerListener, dispose, execute, isEnabled, isHandled, removeHandlerListener |
Method Detail |
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void setEnabled(Object evaluationContext)
evaluationContext
- the state to evaluate against. May be null
which indicates that the handler can query whatever model that
is necessary. This context must not be cached.
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