/*
* Bibliothek - DockingFrames
* Library built on Java/Swing, allows the user to "drag and drop"
* panels containing any Swing-Component the developer likes to add.
*
* Copyright (C) 2010 Benjamin Sigg
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Benjamin Sigg
* benjamin_sigg@gmx.ch
* CH - Switzerland
*/
package bibliothek.gui.dock.common.intern;
import java.util.ArrayList;
import java.util.List;
import bibliothek.gui.Dockable;
import bibliothek.gui.dock.common.CControl;
import bibliothek.gui.dock.common.event.CVetoClosingEvent;
import bibliothek.gui.dock.common.event.CVetoClosingListener;
import bibliothek.gui.dock.event.VetoableDockFrontendEvent;
import bibliothek.gui.dock.event.VetoableDockFrontendListener;
import bibliothek.util.FrameworkOnly;
/**
* A converter listening for {@link VetoableDockFrontendEvent}s and firing
* new {@link CVetoClosingEvent}s.
* @author Benjamin Sigg
*/
@FrameworkOnly
public class ControlVetoClosingListener implements VetoableDockFrontendListener{
/** the realm in which this listener works */
private CControl control;
/** the listener to inform about new events */
private CVetoClosingListener callback;
/**
* Creates a new converter.
* @param control the control in whose realm this converter works
* @param callback the listener to inform about new events
*/
public ControlVetoClosingListener( CControl control, CVetoClosingListener callback ){
this.control = control;
this.callback = callback;
}
public void hidden( VetoableDockFrontendEvent event ){
CDockable[] dockables = getCDockables( event );
if( dockables != null && dockables.length > 0 ){
callback.closed( new CVetoClosingEvent( control, event, dockables ) );
}
}
public void hiding( VetoableDockFrontendEvent event ){
CDockable[] dockables = getCDockables( event );
if( dockables != null && dockables.length > 0 ){
callback.closing( new CVetoClosingEvent( control, event, dockables ) );
}
}
/**
* Gets all the {@link CDockable}s that are to be forwarded by this converter.
* @param event the source
* @return the elements to forward, no event is fired if the result is empty or <code>null</code>
*/
protected CDockable[] getCDockables( VetoableDockFrontendEvent event ){
List<CDockable> list = new ArrayList<CDockable>();
for( Dockable dockable : event ){
if( dockable instanceof CommonDockable ){
list.add( ((CommonDockable)dockable).getDockable() );
}
}
return list.toArray( new CDockable[ list.size() ] );
}
public void showing( VetoableDockFrontendEvent event ){
// ignore
}
public void shown( VetoableDockFrontendEvent event ){
// ignore
}
}