gov.redhawk.ui.views.internal.monitor.handler.StopMonitorHandler.java Source code

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Here is the source code for gov.redhawk.ui.views.internal.monitor.handler.StopMonitorHandler.java

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/** 
 * This file is protected by Copyright. 
 * Please refer to the COPYRIGHT file distributed with this source distribution.
 * 
 * This file is part of REDHAWK IDE.
 * 
 * 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.
 *
 */
package gov.redhawk.ui.views.internal.monitor.handler;

import gov.redhawk.ui.views.monitor.ports.PortMonitorView;

import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IViewReference;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.handlers.HandlerUtil;

public class StopMonitorHandler extends AbstractHandler {

    @Override
    public Object execute(final ExecutionEvent event) throws ExecutionException {
        final ISelection selection = HandlerUtil.getCurrentSelection(event);
        if (selection instanceof IStructuredSelection) {
            final IStructuredSelection ss = (IStructuredSelection) selection;
            final IWorkbenchWindow window = HandlerUtil.getActiveWorkbenchWindow(event);

            final IViewReference[] viewReferences = window.getActivePage().getViewReferences();
            for (final IViewReference viewReference : viewReferences) {
                if (viewReference.getId().equals(PortMonitorView.ID)) {
                    final PortMonitorView view = (PortMonitorView) viewReference.getView(true);
                    if (view != null) {
                        for (final Object obj : ss.toList()) {
                            if (obj instanceof EObject) {
                                view.removeMonitor((EObject) obj);
                            }
                        }
                    }
                }
            }

        }
        return null;
    }

}