org.emftext.runtime.ui.outline.EMFTextOutlinePageTreeViewer.java Source code

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Here is the source code for org.emftext.runtime.ui.outline.EMFTextOutlinePageTreeViewer.java

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/*******************************************************************************
 * Copyright (c) 2006-2009 
 * Software Technology Group, Dresden University of Technology
 * 
 * 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:
 *   Software Technology Group - TU Dresden, Germany 
 *      - initial API and implementation
 ******************************************************************************/
/**
 * 
 */
package org.emftext.runtime.ui.outline;

import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.swt.widgets.Composite;

/**
 * This custom implementation of a TreeViewer expands the tree
 * automatically up to a specified depth. 
 */
final class EMFTextOutlinePageTreeViewer extends TreeViewer {

    EMFTextOutlinePageTreeViewer(Composite parent, int style) {
        super(parent, style);
    }

    @Override
    public void refresh(Object element, boolean updateLabels) {
        super.refresh(element, updateLabels);
        expandToLevel(getAutoExpandLevel());
    }

    @Override
    public void refresh(Object element) {
        super.refresh(element);
        expandToLevel(getAutoExpandLevel());
    }

    @Override
    public void refresh() {
        super.refresh();
        expandToLevel(getAutoExpandLevel());
    }

    @Override
    public void refresh(boolean updateLabels) {
        super.refresh(updateLabels);
        expandToLevel(getAutoExpandLevel());
    }
}