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1 | /********************************************************************** |
2 | * Copyright (c) 2005, 2008, 2011 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 | * $Id: MoveToMessage.java,v 1.3 2008/01/24 02:28:52 apnan Exp $ | |
8 | * | |
9 | * Contributors: | |
10 | * IBM - Initial API and implementation | |
11 | * Bernd Hufmann - Updated for TMF | |
12 | **********************************************************************/ | |
13 | package org.eclipse.linuxtools.tmf.ui.views.uml2sd.handlers; | |
14 | ||
15 | import java.util.Iterator; | |
16 | ||
17 | import org.eclipse.jface.action.Action; | |
18 | import org.eclipse.jface.viewers.ISelection; | |
19 | import org.eclipse.jface.viewers.ISelectionProvider; | |
20 | import org.eclipse.jface.viewers.StructuredSelection; | |
21 | import org.eclipse.linuxtools.tmf.ui.ITmfImageConstants; | |
22 | import org.eclipse.linuxtools.tmf.ui.TmfUiPlugin; | |
23 | import org.eclipse.linuxtools.tmf.ui.views.uml2sd.SDView; | |
24 | import org.eclipse.linuxtools.tmf.ui.views.uml2sd.SDWidget; | |
25 | import org.eclipse.linuxtools.tmf.ui.views.uml2sd.core.BaseMessage; | |
26 | import org.eclipse.linuxtools.tmf.ui.views.uml2sd.core.GraphNode; | |
27 | import org.eclipse.linuxtools.tmf.ui.views.uml2sd.core.SyncMessage; | |
28 | import org.eclipse.linuxtools.tmf.ui.views.uml2sd.core.SyncMessageReturn; | |
29 | ||
30 | /** | |
31 | * @author sveyrier | |
32 | * | |
33 | */ | |
34 | public class MoveToMessage extends Action { | |
35 | ||
36 | // ------------------------------------------------------------------------ | |
37 | // Attributes | |
38 | // ------------------------------------------------------------------------ | |
39 | public final static String ID = "org.eclipse.linuxtools.tmf.ui.views.uml2sd.handlers.GoToMessage"; //$NON-NLS-1$ | |
40 | ||
41 | protected SDView fView = null; | |
42 | ||
43 | // ------------------------------------------------------------------------ | |
44 | // Constructors | |
45 | // ------------------------------------------------------------------------ | |
46 | public MoveToMessage() { | |
47 | this(null); | |
48 | } | |
49 | ||
50 | public MoveToMessage(SDView view) { | |
51 | super(); | |
52 | setId(ID); | |
53 | setActionDefinitionId(ID); | |
54 | setImageDescriptor(TmfUiPlugin.getDefault().getImageDescripterFromPath(ITmfImageConstants.IMG_UI_SEARCH_MATCH)); | |
55 | fView = view; | |
56 | } | |
57 | ||
58 | // ------------------------------------------------------------------------ | |
59 | // Operations | |
60 | // ------------------------------------------------------------------------ | |
61 | ||
62 | /* | |
63 | * (non-Javadoc) | |
64 | * @see org.eclipse.jface.action.Action#run() | |
65 | */ | |
66 | @Override | |
67 | public void run() { | |
68 | if (fView == null) { | |
69 | return; | |
70 | } | |
71 | ||
72 | SDWidget sdWidget = fView.getSDWidget(); | |
73 | ||
74 | if (sdWidget == null) { | |
75 | return; | |
76 | } | |
77 | ||
78 | ISelectionProvider selProvider = sdWidget.getSelectionProvider(); | |
79 | ISelection sel = selProvider.getSelection(); | |
80 | Object selectedNode = null; | |
81 | @SuppressWarnings("unchecked") | |
82 | Iterator<Object> it = ((StructuredSelection) sel).iterator(); | |
83 | while (it.hasNext()) { | |
84 | Object node = it.next(); | |
85 | if (node instanceof BaseMessage) { | |
86 | selectedNode = node; | |
87 | } | |
88 | } | |
89 | if (selectedNode == null) | |
90 | return; | |
91 | ||
92 | if (selectedNode instanceof SyncMessageReturn) { | |
93 | GraphNode node = ((SyncMessageReturn) selectedNode).getMessage(); | |
94 | sdWidget.clearSelection(); | |
95 | sdWidget.addSelection(node); | |
96 | sdWidget.ensureVisible(node); | |
97 | // sdWidget.setFocusNode(node); | |
98 | sdWidget.redraw(); | |
99 | } else if (selectedNode instanceof SyncMessage) { | |
100 | GraphNode node = ((SyncMessage) selectedNode).getMessageReturn(); | |
101 | sdWidget.clearSelection(); | |
102 | sdWidget.addSelection(node); | |
103 | sdWidget.ensureVisible(node); | |
104 | // sdWidget.setFocusNode(node); | |
105 | sdWidget.redraw(); | |
106 | } | |
107 | } | |
108 | ||
109 | /** | |
110 | * Sets the active SD view. | |
111 | * @param view The SD view. | |
112 | */ | |
113 | public void setView(SDView view) { | |
114 | fView = view; | |
115 | } | |
116 | } |