1 /*******************************************************************************
2 * Copyright (c) 2009, 2010, 2011 Ericsson
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
10 * Francois Chouinard - Initial API and implementation
11 *******************************************************************************/
13 package org
.eclipse
.linuxtools
.internal
.tmf
.ui
.project
.handlers
;
15 import java
.util
.Iterator
;
16 import java
.util
.LinkedList
;
17 import java
.util
.List
;
19 import org
.eclipse
.core
.commands
.AbstractHandler
;
20 import org
.eclipse
.core
.commands
.ExecutionEvent
;
21 import org
.eclipse
.core
.commands
.ExecutionException
;
22 import org
.eclipse
.core
.resources
.IResource
;
23 import org
.eclipse
.core
.runtime
.CoreException
;
24 import org
.eclipse
.core
.runtime
.IPath
;
25 import org
.eclipse
.core
.runtime
.NullProgressMonitor
;
26 import org
.eclipse
.jface
.viewers
.ISelection
;
27 import org
.eclipse
.jface
.viewers
.ISelectionProvider
;
28 import org
.eclipse
.jface
.viewers
.TreeSelection
;
29 import org
.eclipse
.linuxtools
.internal
.tmf
.ui
.Activator
;
30 import org
.eclipse
.linuxtools
.tmf
.ui
.project
.model
.ITmfProjectModelElement
;
31 import org
.eclipse
.linuxtools
.tmf
.ui
.project
.model
.TmfExperimentFolder
;
32 import org
.eclipse
.linuxtools
.tmf
.ui
.project
.model
.TmfTraceElement
;
33 import org
.eclipse
.linuxtools
.tmf
.ui
.project
.model
.TmfTraceFolder
;
34 import org
.eclipse
.swt
.SWT
;
35 import org
.eclipse
.swt
.widgets
.MessageBox
;
36 import org
.eclipse
.swt
.widgets
.Shell
;
37 import org
.eclipse
.ui
.IWorkbenchPage
;
38 import org
.eclipse
.ui
.IWorkbenchPart
;
39 import org
.eclipse
.ui
.IWorkbenchWindow
;
40 import org
.eclipse
.ui
.PlatformUI
;
43 * <b><u>DeleteTraceHandler</u></b>
46 public class DeleteTraceHandler
extends AbstractHandler
{
48 private TreeSelection fSelection
= null;
50 // ------------------------------------------------------------------------
52 // ------------------------------------------------------------------------
55 public boolean isEnabled() {
57 // Check if we are closing down
58 IWorkbenchWindow window
= PlatformUI
.getWorkbench().getActiveWorkbenchWindow();
64 IWorkbenchPage page
= PlatformUI
.getWorkbench().getActiveWorkbenchWindow().getActivePage();
65 IWorkbenchPart part
= page
.getActivePart();
66 ISelectionProvider selectionProvider
= part
.getSite().getSelectionProvider();
67 if (selectionProvider
== null) {
70 ISelection selection
= selectionProvider
.getSelection();
72 // Make sure selection contains only traces
74 if (selection
instanceof TreeSelection
) {
75 fSelection
= (TreeSelection
) selection
;
76 @SuppressWarnings("unchecked")
77 Iterator
<Object
> iterator
= fSelection
.iterator();
78 while (iterator
.hasNext()) {
79 Object element
= iterator
.next();
80 if (!(element
instanceof TmfTraceElement
)) {
86 // If we get here, either nothing is selected or everything is a trace
87 return !selection
.isEmpty();
90 // ------------------------------------------------------------------------
92 // ------------------------------------------------------------------------
95 public Object
execute(ExecutionEvent event
) throws ExecutionException
{
97 // Check if we are closing down
98 IWorkbenchWindow window
= PlatformUI
.getWorkbench().getActiveWorkbenchWindow();
103 // Confirm the operation
104 Shell shell
= window
.getShell();
105 MessageBox confirmOperation
= new MessageBox(shell
, SWT
.ICON_QUESTION
| SWT
.CANCEL
| SWT
.OK
);
106 confirmOperation
.setText(Messages
.DeleteDialog_Title
);
107 confirmOperation
.setMessage(Messages
.DeleteTraceHandler_Message
);
108 if (confirmOperation
.open() != SWT
.OK
) {
112 @SuppressWarnings("unchecked")
113 Iterator
<Object
> iterator
= fSelection
.iterator();
114 while (iterator
.hasNext()) {
115 Object element
= iterator
.next();
116 if (element
instanceof TmfTraceElement
) {
117 TmfTraceElement trace
= (TmfTraceElement
) element
;
118 IResource resource
= trace
.getResource();
120 IPath path
= resource
.getLocation();
121 if (path
!= null && (trace
.getParent() instanceof TmfTraceFolder
)) {
122 String location
= path
.toString();
123 TmfExperimentFolder experimentFolder
= trace
.getProject().getExperimentsFolder();
125 // Propagate the removal to traces
126 for (ITmfProjectModelElement experiment
: experimentFolder
.getChildren()) {
127 List
<ITmfProjectModelElement
> toRemove
= new LinkedList
<ITmfProjectModelElement
>();
128 for (ITmfProjectModelElement child
: experiment
.getChildren()) {
129 if (child
.getResource().getLocation().toString().equals(location
)) {
133 for (ITmfProjectModelElement child
: toRemove
) {
134 experiment
.removeChild(child
);
135 child
.getResource().delete(true, null);
140 // Finally, delete the trace
141 resource
.delete(true, new NullProgressMonitor());
143 // Delete supplementary files
144 trace
.deleteSupplementaryFolder();
146 // Refresh the project
147 trace
.getProject().refresh();
149 } catch (CoreException e
) {
150 Activator
.getDefault().logError("Error deleting trace: " + trace
.getName(), e
); //$NON-NLS-1$