org.eclipse.papyrus.customization.properties.ui.RemoveContextAction.java Source code

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Here is the source code for org.eclipse.papyrus.customization.properties.ui.RemoveContextAction.java

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/*****************************************************************************
 * Copyright (c) 2011 CEA LIST.
 *    
 * 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:
 *  Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Initial API and implementation
 *****************************************************************************/
package org.eclipse.papyrus.customization.properties.ui;

import java.io.File;
import java.lang.reflect.InvocationTargetException;

import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.dialogs.ProgressMonitorDialog;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.papyrus.customization.properties.Activator;
import org.eclipse.papyrus.views.properties.contexts.Context;
import org.eclipse.papyrus.views.properties.runtime.ConfigurationManager;
import org.eclipse.swt.widgets.Display;

/**
 * An action to delete an existing context. This action cannot be undone.
 * If you simply want to disable an existing context, see {@link ConfigurationManager#disableContext(Context)}
 * 
 * @author Camille Letavernier
 */
public class RemoveContextAction {

    /**
     * Deletes the given context.
     * 
     * @param sourceContext
     *        The context to delete
     */
    public void removeContext(final Context sourceContext) {
        //TODO : Close editors for the context being deleted
        final File directory = new File(sourceContext.eResource().getURI().toFileString()).getParentFile();

        ProgressMonitorDialog dialog = new ProgressMonitorDialog(Display.getCurrent().getActiveShell());
        try {
            dialog.run(false, false, new IRunnableWithProgress() {

                public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
                    monitor.beginTask("Deleting the property view configuration: " + sourceContext.getName(),
                            IProgressMonitor.UNKNOWN);
                    ConfigurationManager.instance.deleteContext(sourceContext);
                    delete(directory);
                    monitor.done();
                }

            });
        } catch (Exception ex) {
            Activator.log.error(ex);
        }
    }

    /**
     * Recursively deletes a file or directory
     * 
     * @param file
     *        The file or directory to delete recusively
     */
    private void delete(File file) {
        if (file.isDirectory()) {
            for (File subFile : file.listFiles()) {
                delete(subFile);
            }

        }
        file.delete();
    }
}