/*******************************************************************************
* Copyright (c) 2013 Kalray
*
* 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:
* Xavier Raynaud - Initial API and implementation
*******************************************************************************/
package fr.inria.linuxtools.internal.tmf.ui.commands;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.expressions.IEvaluationContext;
import org.eclipse.core.runtime.jobs.Job;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.ui.PlatformUI;
import fr.inria.linuxtools.tmf.core.filter.ITmfFilter;
import fr.inria.linuxtools.tmf.core.trace.ITmfTrace;
import fr.inria.linuxtools.tmf.core.trace.TmfTraceManager;
import fr.inria.linuxtools.tmf.ui.viewers.events.TmfEventsTable;
/**
* This handler exports traces to text files.
* @author Xavier Raynaud <xavier.raynaud@kalray.eu>
*/
public class ExportToTextCommandHandler extends AbstractHandler {
/** Id of the export-to-text command */
public static final String COMMAND_ID = "fr.inria.linuxtools.tmf.ui.exportToText"; //$NON-NLS-1$
/**
* Id used to retrieve the TmfEventsTable that launched this command.
* This TmfEventsTable is taken from the application context of this handler.
*/
public static final String TMF_EVENT_TABLE_PARAMETER_ID = "fr.inria.linuxtools.tmf.ui.exportToText.table"; //$NON-NLS-1$
/**
* Id used to retrieve the header (as a String) of the trace to export.
* This header is from the application context of this handler.
*/
public static final String TMF_EVENT_TABLE_HEADER_ID = "fr.inria.linuxtools.tmf.ui.exportToText.header"; //$NON-NLS-1$
/**
* Constructor
*/
public ExportToTextCommandHandler() {
}
@Override
public Object execute(ExecutionEvent event) throws ExecutionException {
String header = getHeader(event.getApplicationContext());
TmfEventsTable table = getTable(event.getApplicationContext());
ITmfTrace trace = TmfTraceManager.getInstance().getActiveTrace();
ITmfFilter filter = TmfTraceManager.getInstance().getCurrentFilter();
if (trace != null) {
FileDialog fd = new FileDialog(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(), SWT.SAVE);
fd.setFilterExtensions(new String[] { "*.csv", "*.*", "*" }); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
fd.setOverwrite(true);
final String s = fd.open();
if (s != null) {
Job j = new ExportToTextJob(trace, filter, table, header, s);
j.setUser(true);
j.schedule();
}
}
return null;
}
private static String getHeader(Object evaluationContext) {
if (evaluationContext instanceof IEvaluationContext) {
Object s = ((IEvaluationContext) evaluationContext).getVariable(TMF_EVENT_TABLE_HEADER_ID);
if (s instanceof String) {
return s.toString();
}
}
return null;
}
private static TmfEventsTable getTable(Object evaluationContext) {
if (evaluationContext instanceof IEvaluationContext) {
Object o = ((IEvaluationContext) evaluationContext).getVariable(TMF_EVENT_TABLE_PARAMETER_ID);
if (o instanceof TmfEventsTable) {
return (TmfEventsTable) o;
}
}
return null;
}
}