de.enough.polish.plugin.eclipse.css.editor.outline.CssOutlinePage.java Source code

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Here is the source code for de.enough.polish.plugin.eclipse.css.editor.outline.CssOutlinePage.java

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/*
 * Created on Feb 24, 2005 at 10:12:30 AM.
 * 
 * Copyright (c) 2005 Robert Virkus / Enough Software
 *
 * This file is part of J2ME Polish.
 *
 * J2ME Polish is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * J2ME Polish 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with Foobar; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 * 
 * Commercial licenses are also available, please
 * refer to the accompanying LICENSE.txt or visit
 * http://www.j2mepolish.org for details.
 */
package de.enough.polish.plugin.eclipse.css.editor.outline;

import org.eclipse.jface.viewers.TreeViewer;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.ui.views.contentoutline.ContentOutlinePage;

import de.enough.polish.plugin.eclipse.css.model.CssModel;

/**
 * <p></p>
 *
 * <p>Copyright Enough Software 2005</p>
 * <pre>
 * history
 *        Feb 24, 2005 - ricky creation
 * </pre>
 * @author Richard Nkrumah, Richard.Nkrumah@enough.de
 */
public class CssOutlinePage extends ContentOutlinePage {

    private CssModel cssModel;

    public CssOutlinePage(CssModel cssModel) {
        super();
        this.cssModel = cssModel;
    }

    // TODO: Always check if parent is disposed when working in createControl.
    // SWT isnt threatsafe but nevertheless you never know when something is not accessible any more...
    public void createControl(Composite parent) {
        if (parent.isDisposed()) {
            System.out.println("ERROR:CssOutlinePage.createControl():parent.isDisposed():true");
            return;
        }
        super.createControl(parent);
        CssContentProvider cssContentProvider = new CssContentProvider(this.cssModel);

        TreeViewer viewer = getTreeViewer();
        viewer.setContentProvider(cssContentProvider);
        viewer.setLabelProvider(new CssLabelProvider());
        viewer.addSelectionChangedListener(this);
        viewer.setInput(this.cssModel);
    }

    public void dispose() {
        super.dispose();
        TreeViewer viewer = getTreeViewer();
        viewer.removeSelectionChangedListener(this);
    }
}