protected void installDefaults(JFileChooser fc) { installIcons(fc); installStrings(fc); usesSingleFilePane = UIManager.getBoolean("FileChooser.usesSingleFilePane"); readOnly = UIManager.getBoolean("FileChooser.readOnly"); TransferHandler th = fc.getTransferHandler(); if (th == null || th instanceof UIResource) { fc.setTransferHandler(defaultTransferHandler); } LookAndFeel.installProperty(fc, "opaque", Boolean.FALSE); }