Class ActionEnabler
- java.lang.Object
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- net.sf.jguiraffe.gui.builder.enablers.ActionEnabler
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- All Implemented Interfaces:
ElementEnabler
public class ActionEnabler extends Object implements ElementEnabler
A specialized implementation of the
ElementEnablerinterface that can change the enabled state of actions.An instance of this class is initialized with the name of the action it should manipulate. The implementation of the
setEnabledState()method obtains the action with this name from theBeanContextmanaged by the passed inComponentBuilderDataobject. (This will cause the action to be searched in the currentActionStore.) Then the action's enabled state is set accordingly.- Version:
- $Id: ActionEnabler.java 205 2012-01-29 18:29:57Z oheger $
- Author:
- Oliver Heger
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Constructor Summary
Constructors Constructor Description ActionEnabler(String actName)Creates a new instance ofActionEnablerand initializes it with the name of the action to manipulate.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description StringgetActionName()Returns the name of the action that is affected by this enabler.voidsetEnabledState(ComponentBuilderData compData, boolean state)Performs the change of the enabled state.
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Constructor Detail
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ActionEnabler
public ActionEnabler(String actName)
Creates a new instance ofActionEnablerand initializes it with the name of the action to manipulate.- Parameters:
actName- the name of the action (must not be null- Throws:
IllegalArgumentException- if no action name is provided
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Method Detail
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getActionName
public String getActionName()
Returns the name of the action that is affected by this enabler.- Returns:
- the name of the action to be manipulated
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setEnabledState
public void setEnabledState(ComponentBuilderData compData, boolean state) throws FormBuilderException
Performs the change of the enabled state. Obtains theFormActionspecified by the name passed to the constructor. On this actionsetEnabled()is invoked. If no action with this name can be found, an exception is thrown.- Specified by:
setEnabledStatein interfaceElementEnabler- Parameters:
compData- theComponentBuilderDatainstancestate- the new enabled state- Throws:
FormBuilderException- if the action cannot be resolved
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