/*
* 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) 2007 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.ui;
import bibliothek.gui.DockStation;
import bibliothek.gui.Dockable;
import bibliothek.gui.dock.accept.DockAcceptance;
import bibliothek.gui.dock.common.CControl;
import bibliothek.gui.dock.common.group.CGroupMovement;
import bibliothek.gui.dock.common.intern.CControlAccess;
import bibliothek.gui.dock.common.intern.CDockable;
import bibliothek.gui.dock.common.mode.CLocationModeManager;
import bibliothek.gui.dock.common.mode.ExtendedMode;
import bibliothek.util.FrameworkOnly;
/**
* A {@link DockAcceptance} ensuring that the {@link CDockable#getExtendedMode() extended mode} property
* of {@link CDockable} is respected on drag and drop operations.
* @author Benjamin Sigg
*/
@FrameworkOnly
public class ExtendedModeAcceptance implements DockAcceptance {
/** access to the {@link CControl} */
private CControlAccess control;
/**
* Creates a new acceptance.
* @param control access to the {@link CControl}
*/
public ExtendedModeAcceptance( CControlAccess control ){
this.control = control;
}
public boolean accept( DockStation parent, Dockable child ) {
CLocationModeManager manager = control.getLocationManager();
if( manager.isOnTransaction() ){
CGroupMovement action = manager.getCurrentAction();
if( action == null || action.forceAccept( parent, child )){
return true;
}
}
CLocationModeManager locationManager = control.getLocationManager();
ExtendedMode mode = locationManager.childsExtendedMode( parent );
if( mode == null ){
// the parent is not yet known to anyone, so just hope
// that the developer has made the correct settings, because
// we cannot check them here.
return true;
}
return locationManager.isModeAvailable( child, mode );
}
public boolean accept( DockStation parent, Dockable child, Dockable next ) {
return accept( parent, next );
}
}