package net.java.sip.communicator.service.protocol.event;
import net.java.sip.communicator.service.protocol.*;
/**
* A Contact property change event is issued whenever a contact property has
* changed. Event codes defined in this class describe properties whose changes
* are being announced through this event.
*
* @author Emil Ivov
*/
public class ContactPropertyChangeEvent
extends java.beans.PropertyChangeEvent
{
/**
* Indicates that a change has occurred in the display name of the source
* contact.
*/
public static final String PROPERTY_DISPLAY_NAME = "DisplayName";
/**
* Indicates that a change has occurred in the image of the source
* contact.
*/
public static final String PROPERTY_IMAGE = "Image";
/**
* Indicates that a change has occurred in the data that the contact is
* storing in external sources.
*/
public static final String PROPERTY_PERSISTENT_DATA = "PersistentData";
/**
* Creates a ContactPropertyChangeEvent indicating that a change has
* occurred for property <tt>propertyName</tt> in the <tt>source</tt>
* contact and that its value has changed from <tt>oldValue</tt> to
* <tt>newValue</tt>.
* <p>
* @param source the Contact whose property has changed.
* @param propertyName the name of the property that has changed.
* @param oldValue the value of the property before the change occurred.
* @param newValue the value of the property after the change occurred.
*/
public ContactPropertyChangeEvent( Contact source,
String propertyName,
Object oldValue,
Object newValue)
{
super(source, propertyName, oldValue, newValue);
}
/**
* Returns a reference to the <tt>Contact</tt> whose property has changed.
* <p>
* @return a reference to the <tt>Contact</tt> whose reference has changed.
*/
public Contact getSourceContact()
{
return (Contact)getSource();
}
/**
* Returns a reference to the protocol provider where the event has
* originated.
* <p>
* @return a reference to the ProtocolProviderService instance where this
* event originated.
*/
public ProtocolProviderService getProtocolProvider()
{
return getSourceContact().getProtocolProvider();
}
/**
* Returns a reference to the source contact parent <tt>ContactGroup</tt>.
* @return a reference to the <tt>ContactGroup</tt> instance that contains
* the source <tt>Contact</tt>.
*/
public ContactGroup getParentContactGroup()
{
return getSourceContact().getParentContactGroup();
}
}