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();
63 IWorkbenchPage page
= PlatformUI
.getWorkbench().getActiveWorkbenchWindow().getActivePage();
64 IWorkbenchPart part
= page
.getActivePart();
65 ISelectionProvider selectionProvider
= part
.getSite().getSelectionProvider();
66 if (selectionProvider
== null)
68 ISelection selection
= selectionProvider
.getSelection();
70 // Make sure selection contains only traces
72 if (selection
instanceof TreeSelection
) {
73 fSelection
= (TreeSelection
) selection
;
74 @SuppressWarnings("unchecked")
75 Iterator
<Object
> iterator
= fSelection
.iterator();
76 while (iterator
.hasNext()) {
77 Object element
= iterator
.next();
78 if (!(element
instanceof TmfTraceElement
)) {
84 // If we get here, either nothing is selected or everything is a trace
85 return !selection
.isEmpty();
88 // ------------------------------------------------------------------------
90 // ------------------------------------------------------------------------
93 public Object
execute(ExecutionEvent event
) throws ExecutionException
{
95 // Check if we are closing down
96 IWorkbenchWindow window
= PlatformUI
.getWorkbench().getActiveWorkbenchWindow();
100 // Confirm the operation
101 Shell shell
= window
.getShell();
102 MessageBox confirmOperation
= new MessageBox(shell
, SWT
.ICON_QUESTION
| SWT
.CANCEL
| SWT
.OK
);
103 confirmOperation
.setText(Messages
.DeleteDialog_Title
);
104 confirmOperation
.setMessage(Messages
.DeleteTraceHandler_Message
);
105 if (confirmOperation
.open() != SWT
.OK
)
108 @SuppressWarnings("unchecked")
109 Iterator
<Object
> iterator
= fSelection
.iterator();
110 while (iterator
.hasNext()) {
111 Object element
= iterator
.next();
112 if (element
instanceof TmfTraceElement
) {
113 TmfTraceElement trace
= (TmfTraceElement
) element
;
114 IResource resource
= trace
.getResource();
116 IPath path
= resource
.getLocation();
117 if (path
!= null && (trace
.getParent() instanceof TmfTraceFolder
)) {
118 String location
= path
.toString();
119 TmfExperimentFolder experimentFolder
= trace
.getProject().getExperimentsFolder();
121 // Propagate the removal to traces
122 for (ITmfProjectModelElement experiment
: experimentFolder
.getChildren()) {
123 List
<ITmfProjectModelElement
> toRemove
= new LinkedList
<ITmfProjectModelElement
>();
124 for (ITmfProjectModelElement child
: experiment
.getChildren()) {
125 if (child
.getResource().getLocation().toString().equals(location
)) {
129 for (ITmfProjectModelElement child
: toRemove
) {
130 experiment
.removeChild(child
);
131 child
.getResource().delete(true, null);
136 // Finally, delete the trace
137 resource
.delete(true, new NullProgressMonitor());
139 // Delete supplementary files
140 trace
.deleteSupplementaryFolder();
142 // Refresh the project
143 trace
.getProject().refresh();
145 } catch (CoreException e
) {
146 Activator
.getDefault().logError("Error deleting trace: " + trace
.getName(), e
); //$NON-NLS-1$