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1   /*
2    *  File: IMutableContentProvider.java 
3    *  Copyright (c) 2004-2007  Peter Kliem (Peter.Kliem@jaret.de)
4    *  A commercial license is available, see http://www.jaret.de.
5    *
6    * All rights reserved. This program and the accompanying materials
7    * are made available under the terms of the Common Public License v1.0
8    * which accompanies this distribution, and is available at
9    * http://www.eclipse.org/legal/cpl-v10.html
10   */
11  package de.jaret.util.ui.model;
12  
13  import org.eclipse.jface.viewers.IStructuredContentProvider;
14  
15  /***
16   * Extension of the org.eclipse.jface.viewers.IStructuredContentProvider interface allowing modification of the provided
17   * content.
18   * 
19   * @author Peter Kliem
20   * @version $Id: IMutableContentProvider.java 242 2007-02-11 21:05:07Z olk $
21   */
22  public interface IMutableContentProvider extends IStructuredContentProvider {
23      /***
24       * Add an object to the content supplied by this ContentProvider
25       * 
26       * @param o object to be added
27       */
28      public void addToDest(Object o);
29  
30      /***
31       * Remove an object from the content of the ContentProvider.
32       * 
33       * @param o the object to be removed from the Content
34       */
35      public void remFromDest(Object o);
36  
37      /***
38       * Return true when the object is in the content.
39       * 
40       * @param o Object to check
41       * @return boolean true if o is part of the content of the ContentProvider
42       */
43      public boolean contains(Object o);
44  
45      /***
46       * removes all elements from the ContentProvider
47       */
48      public void clear();
49  }