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/*******************************************************************************
* Copyright (c) 2006, 2008 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.debug.internal.ui.model.elements;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.internal.ui.DelegatingModelPresentation;
import org.eclipse.debug.internal.ui.viewers.model.provisional.ILabelUpdate;
import org.eclipse.debug.internal.ui.viewers.model.provisional.IPresentationContext;
import org.eclipse.debug.internal.ui.views.DebugModelPresentationContext;
import org.eclipse.debug.internal.ui.views.launch.DebugElementHelper;
import org.eclipse.debug.ui.IDebugModelPresentation;
import org.eclipse.debug.ui.IDebugModelPresentationExtension;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.TreePath;
import org.eclipse.swt.graphics.FontData;
import org.eclipse.swt.graphics.RGB;
/**
* @since 3.3
*/
public class DebugElementLabelProvider extends ElementLabelProvider {
@Override
protected String getLabel(TreePath elementPath, IPresentationContext presentationContext, String columnId) throws CoreException {
Object element = elementPath.getLastSegment();
if (presentationContext instanceof DebugModelPresentationContext) {
DebugModelPresentationContext debugContext = (DebugModelPresentationContext) presentationContext;
return debugContext.getModelPresentation().getText(element);
}
return DebugElementHelper.getLabel(element);
}
@Override
protected RGB getBackground(TreePath elementPath, IPresentationContext presentationContext, String columnId) throws CoreException {
Object element = elementPath.getLastSegment();
if (presentationContext instanceof DebugModelPresentationContext) {
DebugModelPresentationContext debugContext = (DebugModelPresentationContext) presentationContext;
return DebugElementHelper.getBackground(element, debugContext.getModelPresentation());
}
return DebugElementHelper.getBackground(element);
}
@Override
protected FontData getFontData(TreePath elementPath, IPresentationContext presentationContext, String columnId) throws CoreException {
Object element = elementPath.getLastSegment();
if (presentationContext instanceof DebugModelPresentationContext) {
DebugModelPresentationContext debugContext = (DebugModelPresentationContext) presentationContext;
return DebugElementHelper.getFont(element, debugContext.getModelPresentation());
}
return DebugElementHelper.getFont(element);
}
@Override
protected RGB getForeground(TreePath elementPath, IPresentationContext presentationContext, String columnId) throws CoreException {
Object element = elementPath.getLastSegment();
if (presentationContext instanceof DebugModelPresentationContext) {
DebugModelPresentationContext debugContext = (DebugModelPresentationContext) presentationContext;
return DebugElementHelper.getForeground(element, debugContext.getModelPresentation());
}
return DebugElementHelper.getForeground(element);
}
@Override
protected ImageDescriptor getImageDescriptor(TreePath elementPath, IPresentationContext presentationContext, String columnId) throws CoreException {
Object element = elementPath.getLastSegment();
if (presentationContext instanceof DebugModelPresentationContext) {
DebugModelPresentationContext debugContext = (DebugModelPresentationContext) presentationContext;
return DebugElementHelper.getImageDescriptor(element, debugContext.getModelPresentation());
}
return DebugElementHelper.getImageDescriptor(element);
}
/**
* Returns the model presentation for the specified model, or <code>null</code> if none.
*
* @param context presentation context
* @param modelId debug model identifier
* @return debug model presentation or <code>null</code>
*/
protected IDebugModelPresentation getModelPresentation(IPresentationContext context, String modelId) {
if (context instanceof DebugModelPresentationContext) {
DebugModelPresentationContext debugContext = (DebugModelPresentationContext) context;
IDebugModelPresentation presentation = debugContext.getModelPresentation();
if (presentation instanceof DelegatingModelPresentation) {
return ((DelegatingModelPresentation)presentation).getPresentation(modelId);
}
}
return null;
}
/* (non-Javadoc)
* @see org.eclipse.debug.internal.ui.model.elements.ElementLabelProvider#requiresUIJob(org.eclipse.debug.internal.ui.viewers.model.provisional.ILabelUpdate[])
*/
@Override
protected boolean requiresUIJob(ILabelUpdate[] updates) {
if (updates.length > 0) {
ILabelUpdate update = updates[0];
IPresentationContext context = update.getPresentationContext();
if (context instanceof DebugModelPresentationContext) {
DebugModelPresentationContext debugContext = (DebugModelPresentationContext) context;
IDebugModelPresentation presentation = debugContext.getModelPresentation();
if (presentation instanceof IDebugModelPresentationExtension) {
IDebugModelPresentationExtension extension = (IDebugModelPresentationExtension) presentation;
for (int i = 0; i < updates.length; i++) {
if (extension.requiresUIThread(updates[i].getElement())) {
return true;
}
}
}
}
}
return false;
}
}
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