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 }