Bug 330970

Description Grant Gayed 2010-11-23 15:50:31 EST

snippet:

public static void main(String[] args) {
    final Display display = new Display();
    final Shell shell = new Shell(display);
    shell.setLayout(new GridLayout());
    final Composite composite = new Composite(shell, SWT.NONE);
    composite.setLayout(new GridLayout());
    Button button = new Button(composite, SWT.PUSH);
    button.setText("Print Composite");

    for (int i = 0; i < 9; i++) {
        Composite child = new Composite(composite,SWT.BORDER);
        child.setLayoutData(new GridData(200, SWT.DEFAULT));
        child.setLayout(new GridLayout());
        new Label(child,SWT.NONE).setText("asdf: " + i);
    }

    button.addSelectionListener(new SelectionAdapter () {
        public void widgetSelected(SelectionEvent e) {
            PrintDialog dialog = new PrintDialog(shell, SWT.NONE);
            PrinterData data = dialog.open();
            if (data != null) {
                Printer printer = new Printer(data);
                if (printer.startJob("Print Control")) {
                    if (printer.startPage()) {
                        GC gc = new GC(printer);
                        Point screenDPI = display.getDPI();
                        Point printerDPI = printer.getDPI();
                        float scaleFactor = (float)printerDPI.x / screenDPI.x;
                        Transform transform = new Transform(display, scaleFactor, 0, 0, scaleFactor, 0, 0);
                        transform.translate(200,200);
                        gc.setTransform(transform);
                        composite.print(gc);
                        transform.dispose();
                        gc.dispose();
                        printer.endPage();
                    }
                    printer.endJob();
                }
                printer.dispose();
            }
        }
    });
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) display.sleep();
    }
    display.dispose();
}