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Java > Open Source Codes > org > eclipse > debug > internal > ui > viewers > update > MemoryBlockProxy


1 /*******************************************************************************
2  * Copyright (c) 2006 IBM Corporation and others.
3  * All rights reserved. This program and the accompanying materials
4  * are made available under the terms of the Eclipse Public License v1.0
5  * which accompanies this distribution, and is available at
6  * http://www.eclipse.org/legal/epl-v10.html
7  *
8  * Contributors:
9  * IBM Corporation - initial API and implementation
10  *******************************************************************************/
11
12 package org.eclipse.debug.internal.ui.viewers.update;
13
14 import org.eclipse.debug.core.DebugEvent;
15 import org.eclipse.debug.core.model.IDebugElement;
16 import org.eclipse.debug.core.model.IMemoryBlock;
17 import org.eclipse.debug.internal.ui.viewers.model.provisional.IModelDelta;
18 import org.eclipse.debug.internal.ui.viewers.model.provisional.ModelDelta;
19
20 public class MemoryBlockProxy extends EventHandlerModelProxy {
21     
22     private IMemoryBlock fMemoryBlock;
23     private DebugEventHandler fDebugEventHandler = new DebugEventHandler(this) {
24
25         protected boolean handlesEvent(DebugEvent event) {
26             if (event.getKind() == DebugEvent.CHANGE && event.getSource() == fMemoryBlock)
27                 return true;
28             
29             Object JavaDoc src = event.getSource();
30             if (src instanceof IDebugElement)
31             {
32                 if (event.getKind() == DebugEvent.SUSPEND && ((IDebugElement)src).getDebugTarget() == fMemoryBlock.getDebugTarget())
33                     return true;
34             }
35             return false;
36         }
37
38         protected void handleChange(DebugEvent event) {
39             if (event.getDetail() == DebugEvent.STATE)
40             {
41                 ModelDelta delta = new ModelDelta(fMemoryBlock, IModelDelta.STATE);
42                 fireModelChanged(delta);
43             }
44             else
45             {
46                 ModelDelta delta = new ModelDelta(fMemoryBlock, IModelDelta.CONTENT);
47                 fireModelChanged(delta);
48             }
49         }
50
51         protected void handleSuspend(DebugEvent event) {
52             ModelDelta delta = new ModelDelta(fMemoryBlock, IModelDelta.CONTENT);
53             fireModelChanged(delta);
54         }
55
56         public synchronized void dispose() {
57             super.dispose();
58         }};
59     
60     public MemoryBlockProxy(IMemoryBlock mb)
61     {
62         fMemoryBlock = mb;
63     }
64
65
66     protected DebugEventHandler[] createEventHandlers() {
67         return new DebugEventHandler[]{fDebugEventHandler};
68     }
69
70
71 }
72
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