e890. determining if the approve or cancel button was clicked in a jfilechooser dialog.txt

这里面包含了一百多个JAVA源文件

 JFileChooser chooser = new JFileChooser();
    
    // Show the dialog; wait until dialog is closed
    int result = chooser.showOpenDialog(frame);
    
    // Determine which button was clicked to close the dialog
    switch (result) {
      case JFileChooser.APPROVE_OPTION:
        // Approve (Open or Save) was clicked
        break;
      case JFileChooser.CANCEL_OPTION:
        // Cancel or the close-dialog icon was clicked
        break;
      case JFileChooser.ERROR_OPTION:
        // The selection process did not complete successfully
        break;
    }