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 Iterator
<Object
> iterator
= fSelection
.iterator();
77 while (iterator
.hasNext()) {
78 Object element
= iterator
.next();
79 if (!(element
instanceof TmfTraceElement
)) {
85 // If we get here, either nothing is selected or everything is a trace
86 return !selection
.isEmpty();
89 // ------------------------------------------------------------------------
91 // ------------------------------------------------------------------------
94 public Object
execute(ExecutionEvent event
) throws ExecutionException
{
96 // Check if we are closing down
97 IWorkbenchWindow window
= PlatformUI
.getWorkbench().getActiveWorkbenchWindow();
102 // Confirm the operation
103 Shell shell
= window
.getShell();
104 MessageBox confirmOperation
= new MessageBox(shell
, SWT
.ICON_QUESTION
| SWT
.CANCEL
| SWT
.OK
);
105 confirmOperation
.setText(Messages
.DeleteDialog_Title
);
106 confirmOperation
.setMessage(Messages
.DeleteTraceHandler_Message
);
107 if (confirmOperation
.open() != SWT
.OK
) {
111 Iterator
<Object
> iterator
= fSelection
.iterator();
112 while (iterator
.hasNext()) {
113 Object element
= iterator
.next();
114 if (element
instanceof TmfTraceElement
) {
115 TmfTraceElement trace
= (TmfTraceElement
) element
;
116 IResource resource
= trace
.getResource();
118 IPath path
= resource
.getLocation();
119 if (path
!= null && (trace
.getParent() instanceof TmfTraceFolder
)) {
120 String location
= path
.toString();
121 TmfExperimentFolder experimentFolder
= trace
.getProject().getExperimentsFolder();
123 // Propagate the removal to traces
124 for (ITmfProjectModelElement experiment
: experimentFolder
.getChildren()) {
125 List
<ITmfProjectModelElement
> toRemove
= new LinkedList
<ITmfProjectModelElement
>();
126 for (ITmfProjectModelElement child
: experiment
.getChildren()) {
127 if (child
.getResource().getLocation().toString().equals(location
)) {
131 for (ITmfProjectModelElement child
: toRemove
) {
132 experiment
.removeChild(child
);
133 child
.getResource().delete(true, null);
138 // Finally, delete the trace
139 resource
.delete(true, new NullProgressMonitor());
141 // Delete supplementary files
142 trace
.deleteSupplementaryFolder();
144 // Refresh the project
145 trace
.getProject().refresh();
147 } catch (CoreException e
) {
148 Activator
.getDefault().logError("Error deleting trace: " + trace
.getName(), e
); //$NON-NLS-1$