javax.help.event
public class HelpHistoryModelEvent extends java.util.EventObject
Constructor and Description |
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HelpHistoryModelEvent(java.lang.Object source,
boolean previous,
boolean next)
Represents a history change
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Modifier and Type | Method and Description |
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boolean |
isNext()
Returns if action "next" is allowed
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boolean |
isPrevious()
Returns if action "previous" is allowed.
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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.