1 /*******************************************************************************
2 * Copyright (c) 2009, 2010 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
.lttng
.ui
.views
.project
.handlers
;
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
.jface
.viewers
.ISelection
;
20 import org
.eclipse
.jface
.viewers
.StructuredSelection
;
21 import org
.eclipse
.linuxtools
.lttng
.ui
.views
.project
.ProjectView
;
22 import org
.eclipse
.linuxtools
.lttng
.ui
.views
.project
.model
.ILTTngProjectTreeNode
;
23 import org
.eclipse
.linuxtools
.lttng
.ui
.views
.project
.model
.LTTngProjectRoot
;
24 import org
.eclipse
.ui
.IWorkbenchWindow
;
25 import org
.eclipse
.ui
.PlatformUI
;
28 * <b><u>RefreshHandler</u></b>
30 * TODO: Implement me. Please.
32 public class RefreshHandler
implements IHandler
{
34 private LTTngProjectRoot fProjectRoot
= null;
36 // ------------------------------------------------------------------------
38 // ------------------------------------------------------------------------
40 public boolean isEnabled() {
42 // Check if we are closing down
43 IWorkbenchWindow window
= PlatformUI
.getWorkbench().getActiveWorkbenchWindow();
47 // Check if we can find the project model root node
48 ISelection selection
= window
.getActivePage().getSelection(ProjectView
.ID
);
49 if (selection
instanceof StructuredSelection
) {
50 Object element
= ((StructuredSelection
) selection
).getFirstElement();
51 if (element
instanceof ILTTngProjectTreeNode
) {
52 ILTTngProjectTreeNode node
= (ILTTngProjectTreeNode
) element
;
53 while (node
!= null && !(node
instanceof LTTngProjectRoot
)) {
54 node
= node
.getParent();
56 fProjectRoot
= (node
instanceof LTTngProjectRoot
) ?
(LTTngProjectRoot
) node
: null;
60 return (fProjectRoot
!= null);
63 // Handled if we are in the ProjectView
64 public boolean isHandled() {
68 // ------------------------------------------------------------------------
70 // ------------------------------------------------------------------------
72 public Object
execute(ExecutionEvent event
) throws ExecutionException
{
74 if (fProjectRoot
!= null) {
75 fProjectRoot
.refreshChildren();
76 fProjectRoot
.refresh();
82 public void dispose() {
83 // TODO Auto-generated method stub
86 // ------------------------------------------------------------------------
88 // ------------------------------------------------------------------------
90 public void addHandlerListener(IHandlerListener handlerListener
) {
91 // TODO Auto-generated method stub
94 public void removeHandlerListener(IHandlerListener handlerListener
) {
95 // TODO Auto-generated method stub