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/*******************************************************************************
* Copyright (c) 2008 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.debug.examples.ui.midi.adapters;
import javax.sound.midi.Track;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.examples.core.midi.launcher.MidiLaunch;
import org.eclipse.debug.internal.ui.model.elements.ElementLabelProvider;
import org.eclipse.debug.internal.ui.viewers.model.provisional.IPresentationContext;
import org.eclipse.jface.viewers.TreePath;
/**
* Provides labels for MIDI tracks.
*
* @since 1.0
*/
public class TrackLabelProvider extends ElementLabelProvider {
/* (non-Javadoc)
* @see org.eclipse.debug.internal.ui.model.elements.ElementLabelProvider#getLabel(org.eclipse.jface.viewers.TreePath, org.eclipse.debug.internal.ui.viewers.model.provisional.IPresentationContext, java.lang.String)
*/
protected String getLabel(TreePath elementPath, IPresentationContext presentationContext, String columnId) throws CoreException {
Track track = (Track) elementPath.getLastSegment();
MidiLaunch launch = (MidiLaunch) elementPath.getSegment(0);
Track[] tracks = launch.getSequencer().getSequence().getTracks();
int i = 0;
for (i = 0; i < tracks.length; i++) {
if (track.equals(tracks[i])) {
break;
}
}
StringBuffer buf = new StringBuffer();
buf.append("Track ");
buf.append(i);
buf.append(" [");
buf.append(track.size());
buf.append(" events]");
return buf.toString();
}
}
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