Class javax.help.event.HelpHistoryModelEvent
java.lang.Object
    |
    +----java.util.EventObject
            |
            +----javax.help.event.HelpHistoryModelEvent
- public class HelpHistoryModelEvent- extends java.util.EventObject
Notifies interested parties that a change in a
 Help History Model source has occurred.
HelpHistoryModelEvent
public HelpHistoryModelEvent(java.lang.Object source,
                             boolean previous,
                             boolean next)
- Represents a history change- 
- Parameters:
- 
source- The source for this event.
- 
previous- If true a previous action is allowed.
- 
next- If true a next action is allowed.
- Throws:
- java.lang.IllegalArgumentException - if source is null.
 
isPrevious
public boolean isPrevious()
- Returns if action "previous" is allowed.- 
- Returns:
- True if action is allowed, false otherwise.
 
isNext
public boolean isNext()
- Returns if action "next" is allowed- 
- Returns:
- True if action is allowed, false otherwise.