1 /*
2 * Created on Jan 19, 2004
3 *
4 * Copyright (C) 2004 Sean Ruff
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version 2
9 * of the License, or (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 */
20 package org.un4gvn.editorviewer.internal.action;
21
22 import org.eclipse.jface.action.Action;
23 import org.eclipse.ui.IEditorPart;
24 import org.eclipse.ui.IWorkbenchPage;
25 import org.eclipse.ui.IWorkbenchWindow;
26 import org.un4gvn.editorviewer.internal.EditorViewerPlugin;
27 import org.un4gvn.editorviewer.internal.Messages;
28 import org.un4gvn.editorviewer.internal.element.IViewerElement;
29 import org.un4gvn.editorviewer.internal.ui.EditorViewer;
30
31 /***
32 * Action to link/unlink the view selection with the Active Editor
33 * <p>
34 * @author Sean Ruff
35 */
36
37 public class LinkEditorAction extends Action {
38
39 /***
40 * EditorViewer for callbacks
41 */
42 private EditorViewer _viewer = null;
43
44 /***
45 * Linked/Unlinked mode
46 */
47 private int _linkMode = EditorViewerPlugin.NON_LINKED_MODE;
48
49 /***
50 * Constructor with the default specified linkMode
51 * @param viewer
52 * @param linkMode
53 */
54 public LinkEditorAction(EditorViewer viewer, int linkMode){
55 _linkMode = linkMode;
56 _viewer = viewer;
57 EditorViewerPlugin plugin = EditorViewerPlugin.getInstance();
58 setImageDescriptor(plugin.getImageDescriptor(Messages.getString("LinkEditorAction.0"))); //$NON-NLS-1$
59 setText(Messages.getString("LinkEditorAction.1")); //$NON-NLS-1$
60 setToolTipText(Messages.getString("LinkEditorAction.2")); //$NON-NLS-1$
61 setDescription(Messages.getString("LinkEditorAction.3")); //$NON-NLS-1$
62 setChecked(_linkMode == EditorViewerPlugin.LINKED_MODE ? true : false);
63 }
64
65 /***
66 * Link/unlink the View selection depending on the previous mode
67 */
68 public void run(){
69 setText(Messages.getString("LinkEditorAction.4")); //$NON-NLS-1$
70 setToolTipText(Messages.getString("LinkEditorAction.5")); //$NON-NLS-1$
71 setDescription(Messages.getString("LinkEditorAction.6")); //$NON-NLS-1$
72 if ( isChecked() ){
73 IWorkbenchWindow win = EditorViewerPlugin.getInstance().getActiveWindow();
74 if ( win == null )
75 return;
76 IWorkbenchPage page = win.getActivePage();
77 if ( page == null )
78 return;
79 IEditorPart part = page.getActiveEditor();
80 if ( part == null )
81 return;
82 IViewerElement element = _viewer.getElement(part);
83 _viewer.setSelection(new IViewerElement[]{element});
84 }
85 }
86
87 }
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