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6e512b93 ASL |
1 | /******************************************************************************* |
2 | * Copyright (c) 2009, 2010 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.lttng.ui.views.project.handlers; | |
14 | ||
15 | import org.eclipse.core.commands.ExecutionEvent; | |
16 | import org.eclipse.core.commands.ExecutionException; | |
17 | import org.eclipse.core.commands.IHandler; | |
18 | import org.eclipse.core.commands.IHandlerListener; | |
19 | import org.eclipse.core.resources.IFolder; | |
20 | import org.eclipse.core.runtime.CoreException; | |
21 | import org.eclipse.jface.viewers.ISelection; | |
22 | import org.eclipse.jface.viewers.StructuredSelection; | |
23 | import org.eclipse.linuxtools.lttng.ui.views.project.ProjectView; | |
24 | import org.eclipse.linuxtools.lttng.ui.views.project.model.ILTTngProjectTreeNode; | |
25 | import org.eclipse.linuxtools.lttng.ui.views.project.model.LTTngTraceNode; | |
26 | import org.eclipse.ui.IWorkbenchPage; | |
27 | import org.eclipse.ui.IWorkbenchWindow; | |
28 | import org.eclipse.ui.PlatformUI; | |
29 | ||
30 | /** | |
31 | * <b><u>DeleteTraceHandler</u></b> | |
32 | * <p> | |
33 | * TODO: Implement me. Please. | |
34 | */ | |
35 | public class DeleteTraceHandler implements IHandler { | |
36 | ||
37 | private LTTngTraceNode fTrace = null; | |
38 | ||
39 | // ------------------------------------------------------------------------ | |
40 | // Validation | |
41 | // ------------------------------------------------------------------------ | |
42 | ||
d4011df2 | 43 | @Override |
6e512b93 ASL |
44 | public boolean isEnabled() { |
45 | ||
46 | // Check if we are closing down | |
47 | IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow(); | |
48 | if (window == null) | |
49 | return false; | |
50 | ||
51 | // Check if a trace is selected | |
52 | IWorkbenchPage page = window.getActivePage(); | |
53 | if (!(page.getActivePart() instanceof ProjectView)) | |
54 | return false; | |
55 | ||
56 | // Check if a trace is selected | |
57 | ISelection selection = page.getSelection(ProjectView.ID); | |
58 | if (selection instanceof StructuredSelection) { | |
59 | Object element = ((StructuredSelection) selection).getFirstElement(); | |
60 | fTrace = (element instanceof LTTngTraceNode) ? (LTTngTraceNode) element : null; | |
61 | } | |
62 | ||
63 | return (fTrace != null); | |
64 | } | |
65 | ||
66 | // Handled if we are in the ProjectView | |
d4011df2 | 67 | @Override |
6e512b93 ASL |
68 | public boolean isHandled() { |
69 | return true; | |
70 | } | |
71 | ||
72 | // ------------------------------------------------------------------------ | |
73 | // Execution | |
74 | // ------------------------------------------------------------------------ | |
75 | ||
d4011df2 | 76 | @Override |
6e512b93 ASL |
77 | public Object execute(ExecutionEvent event) throws ExecutionException { |
78 | ||
79 | IFolder folder = fTrace.getFolder(); | |
80 | ILTTngProjectTreeNode parent = fTrace.getParent(); | |
81 | try { | |
82 | parent.removeChild(fTrace); | |
83 | parent.refresh(); | |
84 | folder.delete(true, true, null); | |
85 | } catch (CoreException e) { | |
86 | e.printStackTrace(); | |
87 | } | |
88 | ||
89 | return null; | |
90 | } | |
91 | ||
d4011df2 | 92 | @Override |
6e512b93 ASL |
93 | public void dispose() { |
94 | // TODO Auto-generated method stub | |
95 | } | |
96 | ||
97 | // ------------------------------------------------------------------------ | |
98 | // IHandlerListener | |
99 | // ------------------------------------------------------------------------ | |
100 | ||
d4011df2 | 101 | @Override |
6e512b93 ASL |
102 | public void addHandlerListener(IHandlerListener handlerListener) { |
103 | // TODO Auto-generated method stub | |
104 | } | |
105 | ||
d4011df2 | 106 | @Override |
6e512b93 ASL |
107 | public void removeHandlerListener(IHandlerListener handlerListener) { |
108 | // TODO Auto-generated method stub | |
109 | } | |
110 | ||
111 | } |