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1 | /******************************************************************************* |
2 | * Copyright (c) 2011 Ericsson | |
3 | * | |
4 | * All rights reserved. This program and the accompanying materials are | |
5 | * made available under the terms of the Eclipse Public License v1.0 which | |
6 | * accompanies this distribution, and is available at | |
7 | * http://www.eclipse.org/legal/epl-v10.html | |
8 | * | |
9 | * Contributors: | |
10 | * Francois Chouinard - Initial API and implementation | |
11 | *******************************************************************************/ | |
12 | ||
13 | package org.eclipse.linuxtools.tmf.ui.project.handlers; | |
14 | ||
15 | import org.eclipse.core.commands.AbstractHandler; | |
16 | import org.eclipse.core.commands.ExecutionEvent; | |
17 | import org.eclipse.core.commands.ExecutionException; | |
18 | import org.eclipse.jface.viewers.ISelection; | |
19 | import org.eclipse.jface.viewers.TreeSelection; | |
20 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfTraceElement; | |
21 | import org.eclipse.linuxtools.tmf.ui.project.model.TmfTraceFolder; | |
22 | import org.eclipse.linuxtools.tmf.ui.project.wizards.CopyTraceDialog; | |
23 | import org.eclipse.swt.widgets.Shell; | |
24 | import org.eclipse.ui.IWorkbenchPage; | |
25 | import org.eclipse.ui.IWorkbenchPart; | |
26 | import org.eclipse.ui.IWorkbenchWindow; | |
27 | import org.eclipse.ui.PlatformUI; | |
28 | ||
29 | /** | |
30 | * <b><u>CopyTraceHandler</u></b> | |
31 | * <p> | |
32 | */ | |
33 | public class CopyTraceHandler extends AbstractHandler { | |
34 | ||
35 | private TmfTraceElement fTrace = null; | |
36 | ||
37 | // ------------------------------------------------------------------------ | |
38 | // Validation | |
39 | // ------------------------------------------------------------------------ | |
40 | ||
41 | @Override | |
42 | public boolean isEnabled() { | |
43 | ||
44 | // Check if we are closing down | |
45 | IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); | |
46 | if (window == null) | |
47 | return false; | |
48 | ||
49 | // Get the selection | |
50 | IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage(); | |
51 | IWorkbenchPart part = page.getActivePart(); | |
52 | ISelection selection = part.getSite().getSelectionProvider().getSelection(); | |
53 | ||
54 | // Make sure a trace is selected | |
55 | fTrace = null; | |
56 | if (selection instanceof TreeSelection) { | |
57 | TreeSelection sel = (TreeSelection) selection; | |
58 | // There should be only one item selected as per the plugin.xml | |
59 | Object element = sel.getFirstElement(); | |
60 | if (element instanceof TmfTraceElement) { | |
61 | fTrace = (TmfTraceElement) element; | |
62 | } | |
63 | } | |
64 | ||
65 | // We only enable opening from the Traces folder for now | |
66 | return (fTrace != null && fTrace.getParent() instanceof TmfTraceFolder); | |
67 | } | |
68 | ||
69 | // ------------------------------------------------------------------------ | |
70 | // Execution | |
71 | // ------------------------------------------------------------------------ | |
72 | ||
73 | @Override | |
74 | public Object execute(ExecutionEvent event) throws ExecutionException { | |
75 | ||
76 | // Check if we are closing down | |
77 | IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); | |
78 | if (window == null) | |
79 | return null; | |
80 | ||
81 | // Fire the Copy Experiment dialog | |
82 | Shell shell = window.getShell(); | |
83 | CopyTraceDialog dialog = new CopyTraceDialog(shell, fTrace); | |
84 | dialog.open(); | |
85 | ||
86 | return null; | |
87 | } | |
88 | ||
89 | } |