openAndSaveManager = new OpenAndSaveManager(this, fileManager, fileManager, exts);
}
private void initUi() {
deskTop = new Desktop();
deskTop.addDesktopDropListener(new DesktopDropListener() {
@Override
public void fileDroppedOnDesktop(DesktopDropEvent e) {
File f = e.getDroppedFile();
fileManager.openFile(f);