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org.eclipse.ui.commands
Class ActionHandler

java.lang.Object
  extended byorg.eclipse.ui.commands.AbstractHandler
      extended byorg.eclipse.ui.commands.ActionHandler

All Implemented Interfaces:
IHandler


public final class ActionHandler
extends AbstractHandler

This class adapts instances of IAction to IHandler.

Since:
3.0


Constructor Summary
ActionHandler(IAction action)
          Creates a new instance of this class given an instance of IAction.
 
Method Summary
 void dispose()
          Removes the property change listener from the action.
 Object execute(Map parameterValuesByName)
          Executes with the map of parameter values by name.
 Map getAttributeValuesByName()
          This simply return an empty map.
 
Methods inherited from class org.eclipse.ui.commands.AbstractHandler
addHandlerListener, fireHandlerChanged, removeHandlerListener
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

 

 

ActionHandler

public ActionHandler(IAction action)

Creates a new instance of this class given an instance of IAction.

Parameters:
action - the action. Must not be null.
Method Detail

 

 

dispose

public void dispose()

Removes the property change listener from the action.

Specified by:
dispose in interface IHandler
Overrides:
dispose in class AbstractHandler

See Also:
IHandler.dispose()


 

 

execute

public Object execute(Map parameterValuesByName)
               throws ExecutionException

Description copied from interface: IHandler
Executes with the map of parameter values by name.

Parameters:
parameterValuesByName - the map of parameter values by name. Reserved for future use, must be null.
Returns:
the result of the execution. Reserved for future use, must be null.
Throws:
ExecutionException - if an exception occurred during execution.
See Also:
IHandler.execute(Map)


 

 

getAttributeValuesByName

public Map getAttributeValuesByName()

Description copied from class: AbstractHandler
This simply return an empty map. The default implementation has no attributes.

Specified by:
getAttributeValuesByName in interface IHandler
Overrides:
getAttributeValuesByName in class AbstractHandler

See Also:
IHandler.getAttributeValuesByName()


 

Overview

 
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