p; // contentPane.add(buttonPanel, "North "); contentPane.add(buttonPanel, BorderLayout.NORTH); } public void actionPerformed(ActionEvent event) { Object source = event.getSource(); if (source == printButton) { PrinterJob printJob = PrinterJob.getPrinterJob(); if (pageFormat == null) pageFormat = printJob.defaultPage(); printJob.setPrintable(canvas, pageFormat); if (printJob.printDialog()) { try { printJob.print(); } catch (PrinterException &n
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