org.eclipse.ui.ide.markers.compatibility.internal.MarkerProblemSeverityAndMessageField.java Source code

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Here is the source code for org.eclipse.ui.ide.markers.compatibility.internal.MarkerProblemSeverityAndMessageField.java

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/*******************************************************************************
 * Copyright (c) 2007,2008 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.ui.ide.markers.compatibility.internal;

import org.eclipse.jface.resource.DeviceResourceException;
import org.eclipse.jface.resource.JFaceResources;
import org.eclipse.swt.graphics.Image;
import org.eclipse.ui.ide.markers.compatibility.api.MarkerItem;
import org.eclipse.ui.internal.ide.IDEInternalWorkbenchImages;

/**
 * MarkerSeverityAndMessageField is the field for severity and messages.
 * 
 * @since 3.4
 * 
 */
public class MarkerProblemSeverityAndMessageField extends MarkerDescriptionField {

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.ui.provisional.views.markers.IMarkerField#compare(org.eclipse.ui.provisional.views.markers.MarkerItem,
     *      org.eclipse.ui.provisional.views.markers.MarkerItem)
     */
    public int compare(MarkerItem item1, MarkerItem item2) {

        int severity1 = getSeverity(item1);
        int severity2 = getSeverity(item2);
        if (severity1 == severity2)
            return super.compare(item1, item2);
        return severity2 - severity1;
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.ui.provisional.views.markers.IMarkerField#getImage(org.eclipse.ui.provisional.views.markers.MarkerItem)
     */
    public Image getImage(MarkerItem item) {

        int severity = -1;
        if (item.isConcrete())
            severity = getSeverity(item);
        else {

            if (item instanceof MarkerCategory)
                severity = ((MarkerCategory) item).getHighestSeverity();
        }
        if (severity >= 0)
            return MarkerSupportInternalUtilities.getSeverityImage(severity);
        try {
            if (item.isConcrete())
                return null;
            return JFaceResources.getResources().createImageWithDefault(IDEInternalWorkbenchImages
                    .getImageDescriptor(IDEInternalWorkbenchImages.IMG_ETOOL_PROBLEM_CATEGORY));
        } catch (DeviceResourceException e) {
            return null;
        }

    }
}