ca.mcgill.sable.soot.editors.JimpleOutlineLabelProvider.java Source code

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Here is the source code for ca.mcgill.sable.soot.editors.JimpleOutlineLabelProvider.java

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/* Soot - a J*va Optimization Framework
 * Copyright (C) 2003 Jennifer Lhotak
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

package ca.mcgill.sable.soot.editors;

import java.util.*;

import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.swt.graphics.Image;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.PlatformUI;
import ca.mcgill.sable.soot.SootPlugin;

public class JimpleOutlineLabelProvider implements ILabelProvider {

    private HashMap imageCache;

    /**
     * Constructor for OptionsTreeLabelProvider.
     */
    public JimpleOutlineLabelProvider() {
        super();
    }

    /**
     * @see org.eclipse.jface.viewers.ILabelProvider#getImage(Object)
     */
    public Image getImage(Object element) {

        ImageDescriptor descriptor = null;
        if (element instanceof JimpleOutlineObject) {

            switch (((JimpleOutlineObject) element).getType()) {
            case JimpleOutlineObject.CLASS: {
                descriptor = SootPlugin.getImageDescriptor("class_obj.gif");
                break;
            }
            case JimpleOutlineObject.INTERFACE: {
                descriptor = SootPlugin.getImageDescriptor("int_obj.gif");
                break;
            }
            case JimpleOutlineObject.PUBLIC_METHOD: {
                descriptor = SootPlugin.getImageDescriptor("public_co.gif");
                break;
            }
            case JimpleOutlineObject.PROTECTED_METHOD: {
                descriptor = SootPlugin.getImageDescriptor("protected_co.gif");
                break;
            }
            case JimpleOutlineObject.PRIVATE_METHOD: {
                descriptor = SootPlugin.getImageDescriptor("private_co.gif");
                break;
            }
            case JimpleOutlineObject.NONE_METHOD: {
                descriptor = SootPlugin.getImageDescriptor("default_co.gif");
                break;
            }
            case JimpleOutlineObject.PUBLIC_FIELD: {
                descriptor = SootPlugin.getImageDescriptor("field_public_obj.gif");
                break;
            }
            case JimpleOutlineObject.PROTECTED_FIELD: {
                descriptor = SootPlugin.getImageDescriptor("field_protected_obj.gif");
                break;
            }
            case JimpleOutlineObject.PRIVATE_FIELD: {
                descriptor = SootPlugin.getImageDescriptor("field_private_obj.gif");
                break;
            }
            case JimpleOutlineObject.NONE_FIELD: {
                descriptor = SootPlugin.getImageDescriptor("field_default_obj.gif");
                break;
            }
            default: {
                return null;

            }
            }
        }
        if (getImageCache() == null) {
            setImageCache(new HashMap());

        }
        Image image = (Image) getImageCache().get(descriptor);
        if (image == null) {
            image = descriptor.createImage();
            getImageCache().put(descriptor, image);

        }

        return image;

    }

    /**
     * @see org.eclipse.jface.viewers.ILabelProvider#getText(Object)
     */
    public String getText(Object element) {
        return ((JimpleOutlineObject) element).getLabel();
    }

    /**
     * @see org.eclipse.jface.viewers.IBaseLabelProvider#addListener(ILabelProviderListener)
     */
    public void addListener(ILabelProviderListener listener) {
    }

    /**
     * @see org.eclipse.jface.viewers.IBaseLabelProvider#dispose()
     */
    public void dispose() {
        if (getImageCache() != null) {
            Iterator it = getImageCache().values().iterator();
            while (it.hasNext()) {
                ((Image) it.next()).dispose();
            }
            getImageCache().clear();
        }
    }

    /**
     * @see org.eclipse.jface.viewers.IBaseLabelProvider#isLabelProperty(Object, String)
     */
    public boolean isLabelProperty(Object element, String property) {
        return false;
    }

    /**
     * @see org.eclipse.jface.viewers.IBaseLabelProvider#removeListener(ILabelProviderListener)
     */
    public void removeListener(ILabelProviderListener listener) {
    }

    /**
     * @return
     */
    public HashMap getImageCache() {
        return imageCache;
    }

    /**
     * @param map
     */
    public void setImageCache(HashMap map) {
        imageCache = map;
    }

}