ITreeStateModel


1   // Copyright 2004, 2005 The Apache Software Foundation
2   //
3   // Licensed under the Apache License, Version 2.0 (the "License");
4   // you may not use this file except in compliance with the License.
5   // You may obtain a copy of the License at
6   //
7   //     http://www.apache.org/licenses/LICENSE-2.0
8   //
9   // Unless required by applicable law or agreed to in writing, software
10  // distributed under the License is distributed on an "AS IS" BASIS,
11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  // See the License for the specific language governing permissions and
13  // limitations under the License.
14  
15  package org.apache.tapestry.contrib.tree.model;
16  
17  import java.util.Set  ;
18  
19  /**
20   * @author ceco
21   */
22  
23  public interface ITreeStateModel {
24      Set   getExpandSelection();
25      /*
26       * Return the selected node unique key
27       */
28      Object   getSelectedNode();   
29      public void setSelectedNode(Object   objUniqueKey);
30  
31      void expand(Object   objUniqueKey);
32      void expandPath(Object   objUniqueKey);
33      void collapse(Object   objUniqueKey);
34      void collapsePath(Object   objUniqueKey);
35  
36      boolean isUniqueKeyExpanded(Object   objUniqueKey);
37      
38      void resetState();
39  }
40

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