public void actionPerformed(ActionEvent e) { // System.out.println("graph button pressed"); if (InputFile1 != null && InputFile1.isLoaded()) { final BarGraph cpr = new BarGraph("Cases per Reader", "Readers", "Cases", InputFile1.casesPerReader()); cpr.pack(); RefineryUtilities.centerFrameOnScreen(cpr); cpr.setVisible(true); final BarGraph rpc = new BarGraph("Readers per Case", "Cases", "Readers", InputFile1.readersPerCase()); rpc.pack(); RefineryUtilities.centerFrameOnScreen(rpc); RefineryUtilities.positionFrameOnScreen(rpc, 0.6, 0.6); rpc.setVisible(true); } else { JOptionPane.showMessageDialog( GUI.MRMCobject.getFrame(), "Pilot study data has not yet been input.", "Error", JOptionPane.ERROR_MESSAGE); } }