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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, 2012 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.printing;

import org.eclipse.swt.*;
import org.eclipse.swt.printing.PrinterData;
import org.eclipse.swt.widgets.*;
import org.eclipse.swt.internal.*;
import org.eclipse.swt.internal.cocoa.*;

/**
 * Instances of this class allow the user to select
 * a printer and various print-related parameters
 * prior to starting a print job.
 * 
 * IMPORTANT: This class is not intended to be subclassed.
 * 
 *
 * @see Printing snippets
 * @see SWT Example: ControlExample, Dialog tab
 * @see Sample code and further information
 * @noextend This class is not intended to be subclassed by clients.
 */
public class PrintDialog extends Dialog {
	PrinterData printerData = new PrinterData();
	int returnCode;

	// the following Callbacks are never freed
	static Callback dialogCallback5;
	static final byte[] SWT_OBJECT = {'S', 'W', 'T', '_', 'O', 'B', 'J', 'E', 'C', 'T', '\0'};
	static final String SET_MODAL_DIALOG = "org.eclipse.swt.internal.modalDialog"; //$NON-NLS-1$

/**
 * Constructs a new instance of this class given only its parent.
 *
 * @param parent a composite control which will be the parent of the new instance (cannot be null)
 *
 * @exception IllegalArgumentException 
 *    ERROR_NULL_ARGUMENT - if the parent is null
 * 
 * @exception SWTException 
 *    ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent
 *    ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass
 * 
 *
 * @see SWT
 * @see Widget#checkSubclass
 * @see Widget#getStyle
 */
public PrintDialog (Shell parent) {
	this (parent, SWT.PRIMARY_MODAL);
}

/**
 * Constructs a new instance of this class given its parent
 * and a style value describing its behavior and appearance.
 * 
 * The style value is either one of the style constants defined in
 * class SWT which is applicable to instances of this
 * class, or must be built by bitwise OR'ing together
 * (that is, using the int "|" operator) two or more
 * of those SWT style constants. The class description
 * lists the style constants that are applicable to the class.
 * Style bits are also inherited from superclasses.
 * 
 *
 * @param parent a composite control which will be the parent of the new instance (cannot be null)
 * @param style the style of control to construct
 *
 * @exception IllegalArgumentException 
 *    ERROR_NULL_ARGUMENT - if the parent is null
 * 
 * @exception SWTException 
 *    ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent
 *    ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass
 * 
 *
 * @see SWT
 * @see Widget#checkSubclass
 * @see Widget#getStyle
 */
public PrintDialog (Shell parent, int style) {
	super (parent, checkStyle(parent, style));
	checkSubclass ();
}

static int checkStyle (Shell parent, int style) {
	int mask = SWT.PRIMARY_MODAL | SWT.APPLICATION_MODAL | SWT.SYSTEM_MODAL;
	if ((style & SWT.SHEET) != 0) {
		if (getSheetEnabled ()) {
			if (parent == null) {
				style &= ~SWT.SHEET;
			}
		} else {
			style &= ~SWT.SHEET;
		}
		if ((style & mask) == 0) {
			style |= parent == null ? SWT.APPLICATION_MODAL : SWT.PRIMARY_MODAL;
		}
	}
	return style;
}

/**
 * Sets the printer data that will be used when the dialog
 * is opened.
 * 
 * Setting the printer data to null is equivalent to
 * resetting all data fields to their default values.
 * 
 *
 * @param data the data that will be used when the dialog is opened or null to use default data
 *
 * @since 3.4
 */
public void setPrinterData(PrinterData data) {
	if (data == null) data = new PrinterData();
	this.printerData = data;
}

/**
 * Returns the printer data that will be used when the dialog
 * is opened.
 *
 * @return the data that will be used when the dialog is opened
 *
 * @since 3.4
 */
public PrinterData getPrinterData() {
	return printerData;
}

/**
 * Makes the receiver visible and brings it to the front
 * of the display.
 *
 * @return a printer data object describing the desired print job parameters,
 *         or null if the dialog was canceled, no printers were found, or an error occurred
 *
 * @exception SWTException 
 *    ERROR_WIDGET_DISPOSED - if the receiver has been disposed
 *    ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
 * 
 */
public PrinterData open() {
	PrinterData data = null;
	NSPrintPanel panel = NSPrintPanel.printPanel();
	NSPrintInfo printInfo = new NSPrintInfo(NSPrintInfo.sharedPrintInfo().copy());
	if (printerData.duplex != SWT.DEFAULT) {
		long /*int*/ settings = printInfo.PMPrintSettings();
		int duplex = printerData.duplex == PrinterData.DUPLEX_SHORT_EDGE ? OS.kPMDuplexTumble
				: printerData.duplex == PrinterData.DUPLEX_LONG_EDGE ? OS.kPMDuplexNoTumble
				: OS.kPMDuplexNone;
		OS.PMSetDuplex(settings, duplex);
	}
	/* Updating printInfo from PMPrintSettings overrides values in the printInfo dictionary. */
	printInfo.updateFromPMPrintSettings();
	if (printerData.name != null) {
		NSPrinter printer = NSPrinter.printerWithName(NSString.stringWith(printerData.name));
		if (printer != null) {
			printInfo.setPrinter(printer);
		}
	}
	NSMutableDictionary dict = printInfo.dictionary();
	dict.setValue(NSNumber.numberWithBool(printerData.collate), OS.NSPrintMustCollate);
	dict.setValue(NSNumber.numberWithInt(printerData.copyCount), OS.NSPrintCopies);
	dict.setValue(NSNumber.numberWithInt(printerData.orientation == PrinterData.LANDSCAPE ? OS.NSLandscapeOrientation : OS.NSPortraitOrientation), OS.NSPrintOrientation);
	if (printerData.printToFile) {
		dict.setValue(OS.NSPrintSaveJob, OS.NSPrintJobDisposition);
	}
	if (printerData.fileName != null && printerData.fileName.length() > 0) {
		dict.setValue(NSString.stringWith(printerData.fileName), OS.NSPrintSavePath);
	}
	dict.setValue(NSNumber.numberWithBool(printerData.scope == PrinterData.ALL_PAGES), OS.NSPrintAllPages);
	if (printerData.scope == PrinterData.PAGE_RANGE) {
		dict.setValue(NSNumber.numberWithInt(printerData.startPage), OS.NSPrintFirstPage);
		dict.setValue(NSNumber.numberWithInt(printerData.endPage), OS.NSPrintLastPage);
	}
	// NSPrintSelectionOnly is not available in version 10.5
    // dict.setValue(NSNumber.numberWithBool(printerData.scope == PrinterData.SELECTION), OS.NSPrintSelectionOnly);
	if (OS.VERSION >= 0x1060) {
		printInfo.setSelectionOnly (printerData.scope == PrinterData.SELECTION);
	}
	panel.setOptions(OS.NSPrintPanelShowsPageSetupAccessory | OS.NSPrintPanelShowsPrintSelection | panel.options());

	Shell parent = getParent();
	Display display = parent != null ? parent.getDisplay() : Display.getCurrent();
	int response;
	if ((getStyle () & SWT.SHEET) != 0) {
		initClasses();
		SWTPrintPanelDelegate delegate = (SWTPrintPanelDelegate)new SWTPrintPanelDelegate().alloc().init();
		long /*int*/ jniRef = OS.NewGlobalRef(this);
		if (jniRef == 0) SWT.error(SWT.ERROR_NO_HANDLES);
		OS.object_setInstanceVariable(delegate.id, SWT_OBJECT, jniRef);
		returnCode = -1;
		panel.beginSheetWithPrintInfo(printInfo, parent.view.window(), delegate, OS.sel_panelDidEnd_returnCode_contextInfo_, 0);
		while (returnCode == -1) {
			if (!display.readAndDispatch()) display.sleep();
		}
		if (delegate != null) delegate.release();
		if (jniRef != 0) OS.DeleteGlobalRef(jniRef);
		response = returnCode;
	} else {
		display.setData(SET_MODAL_DIALOG, this);
		response = (int)/*64*/panel.runModalWithPrintInfo(printInfo);
	}
	display.setData(SET_MODAL_DIALOG, null);
	if (response != OS.NSCancelButton) {
		NSPrinter printer = printInfo.printer();
		NSString str = printer.name();
		data = new PrinterData(Printer.DRIVER, str.getString());
		data.printToFile = printInfo.jobDisposition().isEqual(OS.NSPrintSaveJob);
		if (data.printToFile) {
			NSString filename = new NSString(dict.objectForKey(OS.NSPrintSavePath));
			data.fileName = filename.getString();
		}
		if (OS.VERSION >= 0x1060 && printInfo.isSelectionOnly ()) {
			data.scope = PrinterData.SELECTION;
		} else {
			data.scope = new NSNumber(dict.objectForKey(OS.NSPrintAllPages)).intValue() != 0 ? PrinterData.ALL_PAGES : PrinterData.PAGE_RANGE;
			if (data.scope == PrinterData.PAGE_RANGE) {
				data.startPage = new NSNumber(dict.objectForKey(OS.NSPrintFirstPage)).intValue();
				data.endPage = new NSNumber(dict.objectForKey(OS.NSPrintLastPage)).intValue();
			}
		}
		data.collate = new NSNumber(dict.objectForKey(OS.NSPrintMustCollate)).intValue() != 0;
		data.collate = false; //TODO: Only set to false if the printer does the collate internally (most printers do)
		data.copyCount = new NSNumber(dict.objectForKey(OS.NSPrintCopies)).intValue();
		data.copyCount = 1; //TODO: Only set to 1 if the printer does the copy internally (most printers do)
		data.orientation = new NSNumber(dict.objectForKey(OS.NSPrintOrientation)).intValue() == OS.NSLandscapeOrientation ? PrinterData.LANDSCAPE : PrinterData.PORTRAIT;
		long /*int*/ settings = printInfo.PMPrintSettings();
		int outDuplexSetting[] = new int[1];
		OS.PMGetDuplex(settings, outDuplexSetting);
		data.duplex = outDuplexSetting[0] == OS.kPMDuplexTumble ? PrinterData.DUPLEX_SHORT_EDGE
				: outDuplexSetting[0] == OS.kPMDuplexNoTumble ? PrinterData.DUPLEX_LONG_EDGE
				: PrinterData.DUPLEX_NONE;
		NSData nsData = NSKeyedArchiver.archivedDataWithRootObject(printInfo);
		data.otherData = new byte[(int)/*64*/nsData.length()];
		OS.memmove(data.otherData, nsData.bytes(), data.otherData.length);
		printerData = data;
	}
	printInfo.release();
	return data;
}

/**
 * Returns the print job scope that the user selected
 * before pressing OK in the dialog. This will be one
 * of the following values:
 * 
 * PrinterData.ALL_PAGES
 * Print all pages in the current document
 * PrinterData.PAGE_RANGE
 * Print the range of pages specified by startPage and endPage
 * PrinterData.SELECTION
 * Print the current selection
 * 
 *
 * @return the scope setting that the user selected
 */
public int getScope() {
	return printerData.scope;
}

static boolean getSheetEnabled () {
	return !"false".equals(System.getProperty("org.eclipse.swt.sheet"));
}

static long /*int*/ dialogProc(long /*int*/ id, long /*int*/ sel, long /*int*/ arg0, long /*int*/ arg1, long /*int*/ arg2) {
	long /*int*/ [] jniRef = new long /*int*/ [1];
	OS.object_getInstanceVariable(id, SWT_OBJECT, jniRef);
	if (jniRef[0] == 0) return 0;
	if (sel == OS.sel_panelDidEnd_returnCode_contextInfo_) {
		PrintDialog dialog = (PrintDialog)OS.JNIGetObject(jniRef[0]);
		if (dialog == null) return 0;
		dialog.panelDidEnd_returnCode_contextInfo(id, sel, arg0, arg1, arg2);
	}
	return 0;
}

void initClasses () {
	String className = "SWTPrintPanelDelegate";
	if (OS.objc_lookUpClass (className) != 0) return;

	dialogCallback5 = new Callback(getClass(), "dialogProc", 5);
	long /*int*/ dialogProc5 = dialogCallback5.getAddress();
	if (dialogProc5 == 0) SWT.error (SWT.ERROR_NO_MORE_CALLBACKS);

	byte[] types = {'*','\0'};
	int size = C.PTR_SIZEOF, align = C.PTR_SIZEOF == 4 ? 2 : 3;
	long /*int*/ cls = OS.objc_allocateClassPair(OS.class_NSObject, className, 0);
	OS.class_addIvar(cls, SWT_OBJECT, size, (byte)align, types);
	OS.class_addMethod(cls, OS.sel_panelDidEnd_returnCode_contextInfo_, dialogProc5, "@:@i@");
	OS.objc_registerClassPair(cls);
}

void panelDidEnd_returnCode_contextInfo(long /*int*/ id, long /*int*/ sel, long /*int*/ alert, long /*int*/ returnCode, long /*int*/ contextInfo) {
	this.returnCode = (int)/*64*/returnCode;
}

/**
 * Sets the scope of the print job. The user will see this
 * setting when the dialog is opened. This can have one of
 * the following values:
 * 
 * PrinterData.ALL_PAGES
 * Print all pages in the current document
 * PrinterData.PAGE_RANGE
 * Print the range of pages specified by startPage and endPage
 * PrinterData.SELECTION
 * Print the current selection
 * 
 *
 * @param scope the scope setting when the dialog is opened
 */
public void setScope(int scope) {
	printerData.scope = scope;
}

/**
 * Returns the start page setting that the user selected
 * before pressing OK in the dialog.
 * 
 * This value can be from 1 to the maximum number of pages for the platform.
 * Note that it is only valid if the scope is PrinterData.PAGE_RANGE.
 * 
 *
 * @return the start page setting that the user selected
 */
public int getStartPage() {
	return printerData.startPage;
}

/**
 * Sets the start page that the user will see when the dialog
 * is opened.
 * 
 * This value can be from 1 to the maximum number of pages for the platform.
 * Note that it is only valid if the scope is PrinterData.PAGE_RANGE.
 * 
 *
 * @param startPage the startPage setting when the dialog is opened
 */
public void setStartPage(int startPage) {
	printerData.startPage = startPage;
}

/**
 * Returns the end page setting that the user selected
 * before pressing OK in the dialog.
 * 
 * This value can be from 1 to the maximum number of pages for the platform.
 * Note that it is only valid if the scope is PrinterData.PAGE_RANGE.
 * 
 *
 * @return the end page setting that the user selected
 */
public int getEndPage() {
	return printerData.endPage;
}

/**
 * Sets the end page that the user will see when the dialog
 * is opened.
 * 
 * This value can be from 1 to the maximum number of pages for the platform.
 * Note that it is only valid if the scope is PrinterData.PAGE_RANGE.
 * 
 *
 * @param endPage the end page setting when the dialog is opened
 */
public void setEndPage(int endPage) {
	printerData.endPage = endPage;
}

/**
 * Returns the 'Print to file' setting that the user selected
 * before pressing OK in the dialog.
 *
 * @return the 'Print to file' setting that the user selected
 */
public boolean getPrintToFile() {
	return printerData.printToFile;
}

/**
 * Sets the 'Print to file' setting that the user will see
 * when the dialog is opened.
 *
 * @param printToFile the 'Print to file' setting when the dialog is opened
 */
public void setPrintToFile(boolean printToFile) {
	printerData.printToFile = printToFile;
}

@Override
protected void checkSubclass() {
	String name = getClass().getName();
	String validName = PrintDialog.class.getName();
	if (!validName.equals(name)) {
		SWT.error(SWT.ERROR_INVALID_SUBCLASS);
	}
}
}