/*******************************************************************************
* Copyright (c) 2004, 2011 QNX Software Systems 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:
* QNX Software Systems - Initial API and implementation
* Wind River Systems - flexible hierarchy Signals view (bug 338908)
*******************************************************************************/
package org.eclipse.cdt.debug.internal.ui.views.signals;
import java.util.Arrays;
import org.eclipse.cdt.debug.core.model.ICSignal;
import org.eclipse.cdt.debug.internal.ui.CDebugImages;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.DebugException;
import org.eclipse.debug.internal.ui.model.elements.ElementLabelProvider;
import org.eclipse.debug.internal.ui.viewers.model.provisional.IPresentationContext;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.TreePath;
/**
* Label provider for <code>ICSignal</code>s.
*/
public class SignalLabelProvider extends ElementLabelProvider {
@Override
protected String getLabel(TreePath elementPath, IPresentationContext presentationContext, String columnId)
throws CoreException {
Object element = elementPath.getLastSegment();
String[] columns = presentationContext.getColumns();
int columnIdx = columns != null ? Arrays.asList(columns).indexOf(columnId) : 0;
String label = getColumnText(element, columnIdx);
return label != null ? label : ""; //$NON-NLS-1$
}
@Override
protected ImageDescriptor getImageDescriptor(TreePath elementPath, IPresentationContext presentationContext, String columnId)
throws CoreException {
Object element = elementPath.getLastSegment();
if (element instanceof ICSignal) {
String[] columns = presentationContext.getColumns();
int columnIdx = columns != null ? Arrays.asList(columns).indexOf(columnId) : 0;
if (columnIdx == 0) {
return CDebugImages.DESC_OBJS_SIGNAL;
}
}
return super.getImageDescriptor(elementPath, presentationContext, columnId);
}
private String getColumnText(Object element, int columnIndex) {
if (element instanceof ICSignal) {
try {
switch (columnIndex) {
case 0:
return ((ICSignal) element).getName();
case 1:
return (((ICSignal) element).isPassEnabled()) ? SignalsViewer.YES_VALUE
: SignalsViewer.NO_VALUE;
case 2:
return (((ICSignal) element).isStopEnabled()) ? SignalsViewer.YES_VALUE
: SignalsViewer.NO_VALUE;
case 3:
return ((ICSignal) element).getDescription();
}
} catch (DebugException e) {
}
}
return null;
}
}