org.eclipse.core.runtime
Interface Preferences.IPropertyChangeListener
-
All Superinterfaces:
-
EventListener
-
All Known Implementing Classes:
-
AntCorePreferences
-
Enclosing class:
-
Preferences
-
public static interface Preferences.IPropertyChangeListener
- extends
EventListener
Listener for property changes.
Usage:
Preferences.IPropertyChangeListener listener =
new Preferences.IPropertyChangeListener() {
public void propertyChange(Preferences.PropertyChangeEvent event) {
... // code to deal with occurrence of property change
}
};
emitter.addPropertyChangeListener(listener);
...
emitter.removePropertyChangeListener(listener);
Note: Depending on the means in which the property
values changed, the old and new values for the property can
be either typed, a string representation of the value, or null
.
Clients who wish to behave properly in all cases should all
three cases in their implementation of the property change listener.
propertyChange
void propertyChange(
Preferences.PropertyChangeEvent event)
- Notification that a property has changed.
This method gets called when the observed object fires a property
change event.
-
-
-
Parameters:
-
event
- the property change event object describing which
property changed and how
Guidelines for using Eclipse APIs.
Copyright (c) Eclipse contributors and others 2000, 2008. All rights reserved.