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java.lang.Objectjava.util.EventObject
javax.help.event.HelpHistoryModelEvent
public class HelpHistoryModelEvent
Notifies interested parties that a change in a Help History Model source has occurred.
Field Summary |
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Fields inherited from class java.util.EventObject |
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source |
Constructor Summary | |
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HelpHistoryModelEvent(java.lang.Object source,
boolean previous,
boolean next)
Represents a history change |
Method Summary | |
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boolean |
isNext()
Returns if action "next" is allowed |
boolean |
isPrevious()
Returns if action "previous" is allowed. |
Methods inherited from class java.util.EventObject |
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getSource, toString |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public HelpHistoryModelEvent(java.lang.Object source, boolean previous, boolean next)
source
- The source for this event.previous
- If true a previous action is allowed.next
- If true a next action is allowed.
java.lang.IllegalArgumentException
- if source is null.Method Detail |
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public boolean isPrevious()
public boolean isNext()
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