/* (non-Javadoc)
* @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
*/
public void inputChanged(Viewer v, Object oldInput, Object newInput) {
if (newInput != null) ((IWebflowModelElement) newInput).addPropertyChangeListener(this);
if (oldInput != null) ((IWebflowModelElement) oldInput).removePropertyChangeListener(this);
}
/* (non-Javadoc)
* @see org.eclipse.jface.viewers.IContentProvider#dispose()
*/
public void dispose() {
if (project != null) {
((IWebflowModelElement) project).removePropertyChangeListener(this);
}
}