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/*******************************************************************************
* Copyright (c) 2004, 2010 Tasktop Technologies and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Tasktop Technologies - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.internal.tasks.ui.actions;
import org.eclipse.jface.action.IMenuManager;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.mylyn.tasks.core.ITaskComment;
import org.eclipse.ui.actions.ActionContext;
import org.eclipse.ui.actions.ActionGroup;
/**
* @author Steffen Pingel
*/
public class CommentActionGroup extends ActionGroup {
private CopyCommentDetailsAction copyDetailsAction;
private CopyCommenterNameAction copyCommenterNameAction;
private CopyCommentDetailsUrlAction copyCommentDetailsURL;
private boolean initialized;
private void initialize() {
if (initialized) {
return;
}
initialized = true;
copyDetailsAction = new CopyCommentDetailsAction();
copyCommenterNameAction = new CopyCommenterNameAction();
copyCommentDetailsURL = new CopyCommentDetailsUrlAction();
}
@Override
public void fillContextMenu(IMenuManager manager) {
updateActions();
manager.add(copyDetailsAction);
manager.add(copyCommenterNameAction);
manager.add(copyCommentDetailsURL);
}
private void updateActions() {
initialize();
IStructuredSelection selection = getStructuredSelection();
copyDetailsAction.selectionChanged(selection);
copyCommenterNameAction.selectionChanged(selection);
copyCommentDetailsURL.selectionChanged(selection);
Object firstElement = selection.getFirstElement();
if (firstElement instanceof ITaskComment) {
copyCommentDetailsURL.setEnabled(((ITaskComment) firstElement).getUrl() != null);
}
}
public IStructuredSelection getStructuredSelection() {
ActionContext context = getContext();
if (context != null) {
ISelection selection = context.getSelection();
if (selection instanceof IStructuredSelection) {
return (IStructuredSelection) selection;
}
}
return StructuredSelection.EMPTY;
}
}
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