Source for javax.swing.tree.TreeModel

   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:    */
  53:   Object getRoot();
  54: 
  55:   /**
  56:    * getChild
  57:    * @param parent TODO
  58:    * @param index TODO
  59:    * @returns Object
  60:    */
  61:   Object getChild(Object parent, int index);
  62: 
  63:   /**
  64:    * getChildCount
  65:    * @param parent TODO
  66:    * @returns int
  67:    */
  68:   int getChildCount(Object parent);
  69: 
  70:   /**
  71:    * isLeaf
  72:    * @param node TODO
  73:    * @returns boolean
  74:    */
  75:   boolean isLeaf(Object node);
  76: 
  77:   /**
  78:    * valueForPathChanged
  79:    * @param path TODO
  80:    * @param newvalue TODO
  81:    */
  82:   void valueForPathChanged(TreePath path, Object newvalue);
  83: 
  84:   /**
  85:    * getIndexOfChild
  86:    * @param parent TODO
  87:    * @param child TODO
  88:    * @returns int
  89:    */
  90:   int getIndexOfChild(Object parent, Object child);
  91: 
  92:   /**
  93:    * addTreeModelListener
  94:    * @param listener TODO
  95:    */
  96:   void addTreeModelListener(TreeModelListener listener);
  97: 
  98:   /**
  99:    * removeTreeModelListener
 100:    * @param listener TODO
 101:    */
 102:   void removeTreeModelListener(TreeModelListener listener);
 103: 
 104: 
 105: }