net.bioclipse.structuredb.viewer.DatabaseLabelProvider.java Source code

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Here is the source code for net.bioclipse.structuredb.viewer.DatabaseLabelProvider.java

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/* *****************************************************************************
 * Copyright (c) 2007 - 2009  Jonathan Alvarsson <jonalv@users.sourceforge.net>
 *
 * 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>
 *
 * Contact: http://www.bioclipse.net/
 ******************************************************************************/
package net.bioclipse.structuredb.viewer;

import java.util.HashMap;
import java.util.Map;

import net.bioclipse.structuredb.Label;
import net.bioclipse.structuredb.StructureDBInstance;
import net.bioclipse.structuredb.Structuredb;

import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.progress.PendingUpdateAdapter;

/**
 * @author jonalv
 *
 */
public class DatabaseLabelProvider extends LabelProvider implements ITableLabelProvider {

    Map<String, Image> images = new HashMap<String, Image>() {
        private static final long serialVersionUID = 1L;
        {
            put("db_16", new Image(Display.getDefault(),
                    DatabaseLabelProvider.class.getResourceAsStream("/icons/db_16.gif")));
            put("db_mol", new Image(Display.getDefault(),
                    DatabaseLabelProvider.class.getResourceAsStream("/icons/db_with_mol_16.png")));
            put("label", new Image(Display.getDefault(),
                    DatabaseLabelProvider.class.getResourceAsStream("/icons/label.png")));
        }
    };

    public String getColumnText(Object obj, int index) {
        return getText(obj);
    }

    public Image getColumnImage(Object obj, int index) {
        return getImage(obj);
    }

    public Image getImage(Object obj) {
        if (obj instanceof Structuredb)
            return images.get("db_16");
        if (obj instanceof StructureDBInstance) {
            return images.get("db_mol");
        }
        if (obj instanceof Label) {
            return images.get("label");
        }
        if (obj instanceof PendingUpdateAdapter) {
            return null;
        }
        return PlatformUI.getWorkbench().getSharedImages().getImage(ISharedImages.IMG_OBJ_ELEMENT);
    }

    @Override
    public void dispose() {
        super.dispose();
        for (Image i : images.values()) {
            i.dispose();
        }
    }
}