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/*******************************************************************************
* Copyright (c) 2010, 2015 THALES GLOBAL SERVICES 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:
* Obeo - initial API and implementation
*******************************************************************************/
package org.eclipse.sirius.diagram.ui.tools.internal.commands;
import java.util.Map;
import org.eclipse.sirius.diagram.DDiagram;
import org.eclipse.sirius.diagram.ui.provider.Messages;
import org.eclipse.sirius.diagram.ui.tools.api.editor.DDiagramEditor;
import org.eclipse.sirius.diagram.ui.tools.internal.actions.SynchronizedDiagramAction;
import org.eclipse.sirius.ui.tools.internal.commands.AbstractActionWrapperHandler;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.commands.IElementUpdater;
import org.eclipse.ui.menus.UIElement;
/**
* Toggle between synchronized and unsynchronized diagram modes.
*
* @author smonnier
*/
public class SynchronizedDiagramCommand extends AbstractActionWrapperHandler implements IElementUpdater {
/**
* Construct a new instance.
*/
public SynchronizedDiagramCommand() {
super(new SynchronizedDiagramAction());
}
/**
* Update the synchronization contribution menu. {@inheritDoc}
*
* @see org.eclipse.ui.commands.IElementUpdater#updateElement(org.eclipse.ui.menus.UIElement,
* java.util.Map)
*/
@Override
public void updateElement(final UIElement element, final Map parameters) {
final IWorkbenchWindow window = element.getServiceLocator().getService(IWorkbenchWindow.class);
if (window == null) {
return;
}
final IWorkbenchPage activePage = window.getActivePage();
final IEditorPart activeEditor = activePage.getActiveEditor();
if (activeEditor instanceof DDiagramEditor) {
final DDiagramEditor ddiagramEditor = (DDiagramEditor) activeEditor;
if (ddiagramEditor.getRepresentation() instanceof DDiagram) {
final DDiagram diagram = (DDiagram) ddiagramEditor.getRepresentation();
element.setChecked(!diagram.isSynchronized());
element.setText(Messages.SynchronizedDiagramCommand_unsynchronizedLabel);
}
}
}
}
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