/*******************************************************************************
* Mission Control Technologies, Copyright (c) 2009-2012, United States Government
* as represented by the Administrator of the National Aeronautics and Space
* Administration. All rights reserved.
*
* The MCT platform is licensed under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0.
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*
* MCT includes source code licensed under additional open source licenses. See
* the MCT Open Source Licenses file included with this distribution or the About
* MCT Licenses dialog available at runtime from the MCT Help menu for additional
* information.
*******************************************************************************/
package gov.nasa.arc.mct.gui.util;
import gov.nasa.arc.mct.components.AbstractComponent;
import gov.nasa.arc.mct.gui.MCTMutableTreeNode;
import gov.nasa.arc.mct.gui.View;
import gov.nasa.arc.mct.services.component.ViewInfo;
/**
* GUI utility implementation.
*
*/
public class GUIUtil {
/**
* Clones the node from the view role's model role by lazily loading only
* its first level children.
*
* @param component - The AbstractComponent to be cloned.
* @param viewInfo - root view info be cloned.
* @return cloned subtree
*/
public static final MCTMutableTreeNode cloneTreeNode(AbstractComponent component, ViewInfo viewInfo) {
return cloneFirstLevelViewRoles(component,viewInfo);
}
/**
* Clones the 1st level children.
* @param component - The AbstractComponent to be cloned.
* @param viewInfo
* @return cloned subtree rooted from view role's model role.
*/
private static final MCTMutableTreeNode cloneFirstLevelViewRoles(AbstractComponent component, ViewInfo info) {
MCTMutableTreeNode cloned = new MCTMutableTreeNode(info.createView(component));
if (!component.isLeaf()) {
cloned.setProxy(true);
MCTMutableTreeNode proxyChildNode = new MCTMutableTreeNode(View.NULL_VIEW_MANIFESTATION);
cloned.add(proxyChildNode);
}
return cloned;
}
}