javax.help.event
Class HelpHistoryModelEvent
java.lang.Object
java.util.EventObject
javax.help.event.HelpHistoryModelEvent
- All Implemented Interfaces:
- java.io.Serializable
- public class HelpHistoryModelEvent
- extends java.util.EventObject
Notifies interested parties that a change in a
Help History Model source has occurred.
- See Also:
- Serialized Form
|
Constructor Summary |
HelpHistoryModelEvent(java.lang.Object source,
boolean previous,
boolean next)
Represents a history change |
|
Method Summary |
boolean |
isNext()
Returns if action "next" is allowed |
boolean |
isPrevious()
Returns if action "previous" is allowed. |
| Methods inherited from class java.util.EventObject |
getSource, toString |
| Methods inherited from class java.lang.Object |
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait |
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.