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Get the entire printable area of the page for the selected printer

import org.eclipse.swt.printing.PrintDialog; import org.eclipse.swt.printing.Printer; import org.eclipse.swt.printing.PrinterData; import org.eclipse.swt.widgets.Display; import org.eclipse.swt.widgets.Shell; public class MainClass {   public static void main(String[] args) {     Display display = new Display();     Shell shell = new Shell(display);     PrintDialog dlg = new PrintDialog(shell);          dlg.setScope(PrinterData.SELECTION);          PrinterData printerData = dlg.open();     if (printerData != null) {        Printer printer = new Printer(printerData);        System.out.println(printer.getClientArea());        printer.dispose();     }     while (!shell.isDisposed()) {       if (!display.readAndDispatch()) {         display.sleep();       }     }     display.dispose();   } }