Package javax.help
Class CSH.DisplayHelpFromFocus
java.lang.Object
javax.help.CSH.DisplayHelpFromFocus
- All Implemented Interfaces:
ActionListener
,EventListener
- Enclosing class:
CSH
An ActionListener that displays the help of the
object that currently has focus. This method is used
to enable HelpKey action listening for components other than
the RootPane. This listener determines if the
object with the current focus has a helpID. If it does, the helpID
is displayed,
otherwise the helpID on the action's source is displayed (if one exists).
- See Also:
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Constructor Summary
ConstructorsConstructorDescriptionDisplayHelpFromFocus
(HelpSet hs, String presentation, String presentationName) Create a DisplayHelpFromFocus actionListener for a given HelpSet. -
Method Summary
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Constructor Details
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DisplayHelpFromFocus
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DisplayHelpFromFocus
Create a DisplayHelpFromFocus actionListener for a given HelpSet. Display the results in specific Presentation of given PresentationName.- Parameters:
hs
- A valid HelpSet.presention
- A valid javax.help.Presentation class. Throws an IllegalArgumentException if the presentation class cannot instantiated.name
- The name of the presentation. This will retrieve the presentation details from the HelpSet hs if one exists. For some Presentation this name will also indicate the "named" Presentation to display the information in.- Throws:
NullPointerException
- if hs is Null.IllegalArgumentException
- if presentation is not valid.
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Method Details
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actionPerformed
- Specified by:
actionPerformed
in interfaceActionListener
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