com.imagero.evtmgr
Class PropertyChangeManager

java.lang.Object
  com.imagero.evtmgr.PropertyChangeManager

public class PropertyChangeManager

extends java.lang.Object

PropertyChangeManager.java PropertyChangeManager use intern javax.swing.PropertyChangeSupport Makes easy to support property changing (adding PropertyChangeListener/ firing PropertyChange events) in own classes

Constructor Summary

PropertyChangeManager(java.lang.Object sourceBean, java.lang.Object key)
Constructs a PropertyChangeSupport object.

Method Summary

void	addPropertyChangeListener(java.beans.PropertyChangeListener listener) Add a PropertyChangeListener to the listener list.
void	addPropertyChangeListener(java.lang.String propertyName, java.beans.PropertyChangeListener listener)
void	firePropertyChange(java.lang.Object key, java.beans.PropertyChangeEvent evt) Fire an existing PropertyChangeEvent to any registered listeners.
void	firePropertyChange(java.lang.Object key, java.lang.String propertyName, boolean oldValue, boolean newValue) Report a boolean bound property update to any registered listeners.
void	firePropertyChange(java.lang.Object key, java.lang.String propertyName, int oldValue, int newValue) Report an int bound property update to any registered listeners.
void	firePropertyChange(java.lang.Object key, java.lang.String propertyName, java.lang.Object oldValue, java.lang.Object newValue) Report a bound property update to any registered listeners.
boolean	hasListeners(java.lang.String propertyName) Check if there are any listeners for a specific property.
void	removePropertyChangeListener(java.beans.PropertyChangeListener listener) Remove a PropertyChangeListener from the listener list.
void	removePropertyChangeListener(java.lang.String propertyName, java.beans.PropertyChangeListener listener) Remove a PropertyChangeListener for a specific property.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PropertyChangeManager

public PropertyChangeManager(java.lang.Object sourceBean,
                             java.lang.Object key)

Constructs a PropertyChangeSupport object.

Parameters:

sourceBean - The bean to be given as the source for any events.

key - only who knows this key can call firePropertyChange

Method Detail

addPropertyChangeListener

public void addPropertyChangeListener(java.beans.PropertyChangeListener listener)

Add a PropertyChangeListener to the listener list. The listener is registered for all properties.

Parameters:

listener - The PropertyChangeListener to be added

addPropertyChangeListener

public void addPropertyChangeListener(java.lang.String propertyName,
                                      java.beans.PropertyChangeListener listener)

firePropertyChange

public void firePropertyChange(java.lang.Object key,
                               java.beans.PropertyChangeEvent evt)

Fire an existing PropertyChangeEvent to any registered listeners. No event is fired if the given event's old and new values are equal and non-null.

Parameters:

evt - The PropertyChangeEvent object.

key - the PropertyChangeManager owner must authenticate himself with this key

firePropertyChange

public void firePropertyChange(java.lang.Object key,
                               java.lang.String propertyName,
                               boolean oldValue,
                               boolean newValue)

Report a boolean bound property update to any registered listeners. No event is fired if old and new are equal and non-null.

Parameters:

propertyName - The name of the property that was changed.

oldValue - The old value of the property.

newValue - The new value of the property.

key - the PropertyChangeManager owner must authenticate himself with this key

firePropertyChange

public void firePropertyChange(java.lang.Object key,
                               java.lang.String propertyName,
                               int oldValue,
                               int newValue)

Report an int bound property update to any registered listeners. No event is fired if old and new are equal and non-null.

Parameters:

propertyName - The name of the property that was changed.

oldValue - The old value of the property.

newValue - The new value of the property.

key - the PropertyChangeManager owner must authenticate himself with this key

firePropertyChange

public void firePropertyChange(java.lang.Object key,
                               java.lang.String propertyName,
                               java.lang.Object oldValue,
                               java.lang.Object newValue)

Report a bound property update to any registered listeners. No event is fired if old and new are equal and non-null.

Parameters:

propertyName - The name of the property that was changed.

oldValue - The old value of the property.

newValue - The new value of the property.

key - the PropertyChangeManager owner must authenticate himself with this key

hasListeners

public boolean hasListeners(java.lang.String propertyName)

Check if there are any listeners for a specific property.

Parameters:

propertyName - the property name.

Returns:

true if there are ore or more listeners for the given property

removePropertyChangeListener

public void removePropertyChangeListener(java.beans.PropertyChangeListener listener)

Remove a PropertyChangeListener from the listener list. This removes a PropertyChangeListener that was registered for all properties.

Parameters:

listener - The PropertyChangeListener to be removed

removePropertyChangeListener

public void removePropertyChangeListener(java.lang.String propertyName,
                                         java.beans.PropertyChangeListener listener)

Remove a PropertyChangeListener for a specific property.

Parameters:

propertyName - The name of the property that was listened on.

listener - The PropertyChangeListener to be removed