net.openchrom.chromatogram.msd.identifier.supplier.cdk.ui.handlers.CalculateSmilesLibraryHandler.java Source code

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Here is the source code for net.openchrom.chromatogram.msd.identifier.supplier.cdk.ui.handlers.CalculateSmilesLibraryHandler.java

Source

/*******************************************************************************
 * Copyright (c) 2013, 2017 Dr. Philip Wenig, Marwin Wollschlger.
 * 
 * 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:
 * Dr. Philip Wenig - initial API and implementation
 * Marwin Wollschlger - initial API and implementation
 *******************************************************************************/
package net.openchrom.chromatogram.msd.identifier.supplier.cdk.ui.handlers;

import java.lang.reflect.InvocationTargetException;

import org.eclipse.chemclipse.logging.core.Logger;
import org.eclipse.chemclipse.msd.model.core.IMassSpectra;
import org.eclipse.chemclipse.progress.core.InfoType;
import org.eclipse.chemclipse.progress.core.StatusLineLogger;
import org.eclipse.chemclipse.support.events.IChemClipseEvents;
import org.eclipse.e4.core.di.annotations.Execute;
import org.eclipse.jface.dialogs.ProgressMonitorDialog;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.swt.widgets.Display;
import org.osgi.service.event.Event;
import org.osgi.service.event.EventHandler;

import net.openchrom.chromatogram.msd.identifier.supplier.cdk.ui.internal.handlers.CalculateSmilesLibraryRunnable;

public class CalculateSmilesLibraryHandler implements EventHandler {

    private static final Logger logger = Logger.getLogger(CalculateSmilesLibraryHandler.class);
    private static IMassSpectra massSpectra;

    @Execute
    public void execute() {

        if (massSpectra != null) {
            final Display display = Display.getCurrent();
            StatusLineLogger.setInfo(InfoType.MESSAGE, "Start SMILES calculation.");
            IRunnableWithProgress runnable = new CalculateSmilesLibraryRunnable(massSpectra);
            ProgressMonitorDialog monitor = new ProgressMonitorDialog(display.getActiveShell());
            try {
                /*
                 * Use true, true ... instead of false, true ... if the progress bar
                 * should be shown in action.
                 */
                monitor.run(true, true, runnable);
            } catch (InvocationTargetException e) {
                logger.warn(e);
            } catch (InterruptedException e) {
                logger.warn(e);
            }
            StatusLineLogger.setInfo(InfoType.MESSAGE, "Done: SMILES calculated.");
        }
    }

    @Override
    public void handleEvent(Event event) {

        if (event.getTopic().equals(IChemClipseEvents.TOPIC_LIBRARY_MSD_UPDATE_SELECTION)) {
            massSpectra = (IMassSpectra) event.getProperty(IChemClipseEvents.PROPERTY_LIBRARY_SELECTION);
        } else {
            massSpectra = null;
        }
    }
}