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The osx x86_64 swt jar as available in the Eclipse 4.6 (Neon) release for OSX. It is suitable for use with jface and other dependencies available from maven central in the org.eclipse.scout.sdk.deps group. The sources is copied from swt-4.6-cocoa-macosx-x86_64.zip from http://download.eclipse.org/eclipse/downloads/drops4/R-4.6-201606061100/ and javadoc is generated from sources.

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/*******************************************************************************
 * Copyright (c) 2000, 2011 IBM Corporation 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:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.swt.custom;


import org.eclipse.swt.*;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.widgets.*;

/**
 * Support for showing a Busy Cursor during a long running process.
 *
 * @see BusyIndicator snippets
 * @see Sample code and further information
 */
public class BusyIndicator {

	static int nextBusyId = 1;
	static final String BUSYID_NAME = "SWT BusyIndicator"; //$NON-NLS-1$
	static final String BUSY_CURSOR = "SWT BusyIndicator Cursor"; //$NON-NLS-1$

/**
 * Runs the given Runnable while providing
 * busy feedback using this busy indicator.
 *
 * @param display the display on which the busy feedback should be
 *        displayed.  If the display is null, the Display for the current
 *        thread will be used.  If there is no Display for the current thread,
 *        the runnable code will be executed and no busy feedback will be displayed.
 * @param runnable the runnable for which busy feedback is to be shown.
 *        Must not be null.
 *
* @exception IllegalArgumentException 
 *    ERROR_NULL_ARGUMENT - if the runnable is null
 * 
 */

public static void showWhile(Display display, Runnable runnable) {
	if (runnable == null)
		SWT.error(SWT.ERROR_NULL_ARGUMENT);
	if (display == null) {
		display = Display.getCurrent();
		if (display == null) {
			runnable.run();
			return;
		}
	}

	Integer busyId = Integer.valueOf(nextBusyId);
	nextBusyId++;
	Cursor cursor = display.getSystemCursor(SWT.CURSOR_WAIT);
	Shell[] shells = display.getShells();
	for (int i = 0; i < shells.length; i++) {
		Integer id = (Integer)shells[i].getData(BUSYID_NAME);
		if (id == null) {
			shells[i].setCursor(cursor);
			shells[i].setData(BUSYID_NAME, busyId);
		}
	}

	try {
		runnable.run();
	} finally {
		shells = display.getShells();
		for (int i = 0; i < shells.length; i++) {
			Integer id = (Integer)shells[i].getData(BUSYID_NAME);
			if (id == busyId) {
				shells[i].setCursor(null);
				shells[i].setData(BUSYID_NAME, null);
			}
		}
	}
}
}