FreshNameDialog.java 文件源码

/**
 * Lazily creates and returns the option pane that is to form the content of
 * the dialog.
 */
private JOptionPane getOptionPane() {
    if (this.optionPane == null) {
        JTextField nameField = getNameField();
        this.optionPane = new JOptionPane(new Object[] {nameField, getErrorLabel()},
            JOptionPane.PLAIN_MESSAGE, JOptionPane.OK_CANCEL_OPTION, null,
            new Object[] {getOkButton(), getCancelButton()});
    }
    return this.optionPane;
}