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1   /*
2    * TouchGraph LLC. Apache-Style Software License
3    *
4    *
5    * Copyright (c) 2001-2002 Alexander Shapiro. All rights reserved.
6    *
7    * Redistribution and use in source and binary forms, with or without
8    * modification, are permitted provided that the following conditions
9    * are met:
10   *
11   * 1. Redistributions of source code must retain the above copyright
12   *    notice, this list of conditions and the following disclaimer. 
13   *
14   * 2. Redistributions in binary form must reproduce the above copyright
15   *    notice, this list of conditions and the following disclaimer in
16   *    the documentation and/or other materials provided with the
17   *    distribution.
18   *
19   * 3. The end-user documentation included with the redistribution,
20   *    if any, must include the following acknowledgment:  
21   *       "This product includes software developed by 
22   *        TouchGraph LLC (http://www.touchgraph.com/)."
23   *    Alternately, this acknowledgment may appear in the software itself,
24   *    if and wherever such third-party acknowledgments normally appear.
25   *
26   * 4. The names "TouchGraph" or "TouchGraph LLC" must not be used to endorse 
27   *    or promote products derived from this software without prior written 
28   *    permission.  For written permission, please contact 
29   *    alex@touchgraph.com
30   *
31   * 5. Products derived from this software may not be called "TouchGraph",
32   *    nor may "TouchGraph" appear in their name, without prior written
33   *    permission of alex@touchgraph.com.
34   *
35   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
36   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
37   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
38   * DISCLAIMED.  IN NO EVENT SHALL TOUCHGRAPH OR ITS CONTRIBUTORS BE 
39   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
40   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
41   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 
42   * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
43   * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 
44   * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 
45   * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
46   * ====================================================================
47   *
48   */
49  
50  package com.touchgraph.graphlayout.interaction;
51  
52  import java.util.Vector;
53  
54  /*** TGUIManager switches between major user interfaces, and allows
55    * them to be referred to by name.  This will probably come in handy
56    * when switching user interfaces from menus.
57    *
58    * @author   Alexander Shapiro
59    * @version  1.21  $Id: TGUIManager.java,v 1.1.1.1 2004/02/06 08:44:07 keesj Exp $
60    */
61  public class TGUIManager {
62  
63      Vector userInterfaces;
64  
65    // ............
66  
67     /*** Default constructor.
68       */
69      public TGUIManager() {
70          userInterfaces = new Vector();
71      }
72  
73      class NamedUI {
74          TGUserInterface ui;
75          String name;
76  
77          NamedUI( TGUserInterface ui, String n ) {
78              this.ui = ui;
79              name = n;
80          }
81      }
82  
83      public void addUI( TGUserInterface ui, String name ) {
84          userInterfaces.addElement(new NamedUI(ui,name));
85      }
86  
87      public void addUI( TGUserInterface ui ) {
88          addUI(ui,null);
89      }
90  
91      public void removeUI( String name ) {
92          for (int i=0;i<userInterfaces.size();i++)
93              if (((NamedUI) userInterfaces.elementAt(i)).name.equals(name)) userInterfaces.removeElementAt(i);
94  
95      }
96  
97      public void removeUI( TGUserInterface ui ) {
98          for (int i=0;i<userInterfaces.size();i++)
99              if (((NamedUI) userInterfaces.elementAt(i)).ui==ui) userInterfaces.removeElementAt(i);
100 
101     }
102 
103     public void activate( String name ) {
104         for (int i=0;i<userInterfaces.size();i++) {
105             NamedUI namedInterf = (NamedUI) userInterfaces.elementAt(i);
106             TGUserInterface ui=namedInterf.ui;
107             if (((NamedUI) userInterfaces.elementAt(i)).name.equals(name)) ui.activate();
108             else ui.deactivate();
109         }
110     }
111 
112     public void activate( TGUserInterface ui ) {
113         for (int i=0;i<userInterfaces.size();i++) {
114             if (((NamedUI) userInterfaces.elementAt(i)).ui==ui) ui.activate();
115             else ui.deactivate();
116         }
117     }
118 
119 } // end com.touchgraph.graphlayout.interaction.TGUIManager