org.eclipse.emf.ecp.edit.internal.swt.util.DialogOpener.java Source code

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Here is the source code for org.eclipse.emf.ecp.edit.internal.swt.util.DialogOpener.java

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/*******************************************************************************
 * Copyright (c) 2011-2013 EclipseSource Muenchen GmbH 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:
 * Eugen Neufeld - initial API and implementation
 *
 *******************************************************************************/
package org.eclipse.emf.ecp.edit.internal.swt.util;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.Platform;
import org.eclipse.emf.ecp.edit.internal.swt.Activator;
import org.eclipse.emf.ecp.edit.spi.swt.util.ECPDialogExecutor;
import org.eclipse.jface.dialogs.Dialog;

/**
 * @author Eugen Neufeld
 *
 */
public final class DialogOpener {

    private DialogOpener() {

    }

    /**
     * The provided {@link Dialog} is opened and the result is returned via the provided {@link ECPDialogExecutor}.
     * This method searches for a DialogWrapper which will wrap the code in order to allow opening JFace dialogs in RAP.
     *
     * @param dialog the JFace Dialog to open
     * @param callBack the {@link ECPDialogExecutor} called to handle the result
     */
    public static void openDialog(Dialog dialog, ECPDialogExecutor callBack) {
        DialogWrapper wrapper = null;
        final IConfigurationElement[] controls = Platform.getExtensionRegistry()
                .getConfigurationElementsFor("org.eclipse.emf.ecp.edit.swt.dialogWrapper"); //$NON-NLS-1$
        for (final IConfigurationElement e : controls) {
            try {
                wrapper = (DialogWrapper) e.createExecutableExtension("class"); //$NON-NLS-1$
                break;
            } catch (final CoreException e1) {
                Activator.logException(e1);
            }
        }
        if (wrapper == null) {
            callBack.handleResult(dialog.open());
            return;
        }
        wrapper.openDialog(dialog, callBack);
    }
}