001 /******************************************************************************
002 * Copyright (C) MActor Developers. All rights reserved. *
003 * ---------------------------------------------------------------------------*
004 * This file is part of MActor. *
005 * *
006 * MActor is free software; you can redistribute it and/or modify *
007 * it under the terms of the GNU General Public License as published by *
008 * the Free Software Foundation; either version 2 of the License, or *
009 * (at your option) any later version. *
010 * *
011 * MActor is distributed in the hope that it will be useful, *
012 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
014 * GNU General Public License for more details. *
015 * *
016 * You should have received a copy of the GNU General Public License *
017 * along with MActor; if not, write to the Free Software *
018 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA *
019 ******************************************************************************/
020 package org.mactor.ui.gui.project;
021
022 import java.util.Iterator;
023
024 public class ProjectTreeUtil {
025 public static ProjectTreeNode navigateToFirstFileNodeOfType(ProjectNodeType type, ProjectTreeNode fromNode) {
026 if (fromNode == null)
027 return null;
028 ProjectTreeNode root = navigateToRoot(fromNode);
029 Iterator<ProjectTreeNode> orgNodeIt = root.getChildNodes().iterator();
030 while (orgNodeIt.hasNext()) {
031 ProjectTreeNode node = orgNodeIt.next();
032 if (node.getChildCount() > 0) {
033 if (node.getChildNode(0).getNodeType().equals(type))
034 return node.getChildNode(0);
035 }
036 }
037 return null;
038 }
039 public static ProjectTreeNode navigateToOrganizationNode(ProjectTreeNode fromNode) {
040 if (fromNode == null)
041 return null;
042 if (fromNode instanceof OrganizationProjectTreeNode)
043 return fromNode;
044 ProjectTreeNode parent = fromNode.getParentNode();
045 while (parent.getParentNode() != null) {
046 if (parent instanceof OrganizationProjectTreeNode)
047 return parent;
048 parent = parent.getParentNode();
049 }
050 return null;
051 }
052 public static ProjectTreeNode navigateToRoot(ProjectTreeNode fromNode) {
053 if (fromNode == null)
054 return null;
055 if (fromNode.getParentNode() == null)
056 return fromNode;
057 ProjectTreeNode parent = fromNode.getParentNode();
058 while (parent.getParentNode() != null) {
059 parent = parent.getParentNode();
060 }
061 return parent;
062 }
063 }