1 /* TreeModel.java -- 2 Copyright (C) 2002 Free Software Foundation, Inc. 3 4 This file is part of GNU Classpath. 5 6 GNU Classpath is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 2, or (at your option) 9 any later version. 10 11 GNU Classpath is distributed in the hope that it will be useful, but 12 WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with GNU Classpath; see the file COPYING. If not, write to the 18 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 19 02110-1301 USA. 20 21 Linking this library statically or dynamically with other modules is 22 making a combined work based on this library. Thus, the terms and 23 conditions of the GNU General Public License cover the whole 24 combination. 25 26 As a special exception, the copyright holders of this library give you 27 permission to link this library with independent modules to produce an 28 executable, regardless of the license terms of these independent 29 modules, and to copy and distribute the resulting executable under 30 terms of your choice, provided that you also meet, for each linked 31 independent module, the terms and conditions of the license of that 32 module. An independent module is a module which is not derived from 33 or based on this library. If you modify this library, you may extend 34 this exception to your version of the library, but you are not 35 obligated to do so. If you do not wish to do so, delete this 36 exception statement from your version. */ 37 38 39 package javax.swing.tree; 40 41 import javax.swing.event.TreeModelListener; 42 43 /** 44 * TreeModel public interface 45 * @author Andrew Selkirk 46 */ 47 public interface TreeModel 48 { 49 /** 50 * getRoot 51 * @returns Object 52 */ getRoot()53 Object getRoot(); 54 55 /** 56 * getChild 57 * @param parent TODO 58 * @param index TODO 59 * @returns Object 60 */ getChild(Object parent, int index)61 Object getChild(Object parent, int index); 62 63 /** 64 * getChildCount 65 * @param parent TODO 66 * @returns int 67 */ getChildCount(Object parent)68 int getChildCount(Object parent); 69 70 /** 71 * isLeaf 72 * @param node TODO 73 * @returns boolean 74 */ isLeaf(Object node)75 boolean isLeaf(Object node); 76 77 /** 78 * valueForPathChanged 79 * @param path TODO 80 * @param newvalue TODO 81 */ valueForPathChanged(TreePath path, Object newvalue)82 void valueForPathChanged(TreePath path, Object newvalue); 83 84 /** 85 * getIndexOfChild 86 * @param parent TODO 87 * @param child TODO 88 * @returns int 89 */ getIndexOfChild(Object parent, Object child)90 int getIndexOfChild(Object parent, Object child); 91 92 /** 93 * addTreeModelListener 94 * @param listener TODO 95 */ addTreeModelListener(TreeModelListener listener)96 void addTreeModelListener(TreeModelListener listener); 97 98 /** 99 * removeTreeModelListener 100 * @param listener TODO 101 */ removeTreeModelListener(TreeModelListener listener)102 void removeTreeModelListener(TreeModelListener listener); 103 104 105 } 106