com.vectrace.MercurialEclipse.history.FileStatusDecorator.java Source code

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Here is the source code for com.vectrace.MercurialEclipse.history.FileStatusDecorator.java

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/*******************************************************************************
 * Copyright (c) 2007-2008 VecTrace (Zingo Andersen) 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:
 *     Andrei Loskutov - implementation
 *******************************************************************************/
package com.vectrace.MercurialEclipse.history;

import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.viewers.IDecoration;
import org.eclipse.jface.viewers.ILabelProviderListener;
import org.eclipse.jface.viewers.ILightweightLabelDecorator;
import org.eclipse.jface.viewers.LabelProvider;

import com.vectrace.MercurialEclipse.model.FileStatus;
import com.vectrace.MercurialEclipse.model.FileStatus.Action;
import com.vectrace.MercurialEclipse.team.DecoratorImages;

public class FileStatusDecorator extends LabelProvider implements ILightweightLabelDecorator {

    public static final String ID = "com.vectrace.MercurialEclipse.history.FileStatusDecorator"; //$NON-NLS-1$

    @Override
    public void addListener(ILabelProviderListener listener) {
        // noop
    }

    public void decorate(Object element, IDecoration decoration) {
        if (!(element instanceof FileStatus)) {
            return;
        }
        final Action action = ((FileStatus) element).getAction();
        ImageDescriptor overlay = null;
        if (action == null) {
            overlay = DecoratorImages.NOT_TRACKED;
        } else {
            switch (action) {
            case ADDED:
                overlay = DecoratorImages.ADDED;
                break;
            case MODIFIED:
                overlay = DecoratorImages.MODIFIED;
                break;
            case REMOVED:
                overlay = DecoratorImages.REMOVED;
                break;
            case COPIED:
                overlay = DecoratorImages.COPIED;
                break;
            case MOVED:
                overlay = DecoratorImages.MOVED;
                break;
            }
        }
        decoration.addOverlay(overlay);
    }

}