How to use

setVisible

method

in

megamek.client.ui.swing.GameOptionsDialog

  @Override
  public void windowClosing(WindowEvent e) {
    setVisible(false);
  }
});

  cancelled = true;
setVisible(false);

/**
 * Display the game options dialog.
 */
void showGameOptions() {
  GameOptions options = new GameOptions();
  options.initialize();
  options.loadOptions();
  if (optdlg == null) {
    optdlg = new GameOptionsDialog(frame, options, true);
  }
  optdlg.update(options);
  optdlg.setVisible(true);
}

  clientgui.getGameOptionsDialog().setVisible(true);
} else if (ev.getSource().equals(butCompact)) {
  if (butCompact.isSelected()) {

god.update(g.getOptions());
god.setEditable(true);
god.setVisible(true);
for (IBasicOption opt : god.getOptions()) {
  IOption orig = g.getOptions().getOption(opt.getName());

/**
 * Called when the user selects the "View->Game Options" menu item.
 */
private void showOptions() {
  if (client.getGame().getPhase() == IGame.Phase.PHASE_LOUNGE) {
    getGameOptionsDialog().setEditable(true);
  } else {
    getGameOptionsDialog().setEditable(false);
  }
  // Display the game options dialog.
  getGameOptionsDialog().update(client.getGame().getOptions());
  getGameOptionsDialog().setVisible(true);
}

private void menuOptionsMMActionPerformed(java.awt.event.ActionEvent evt) {// GEN-FIRST:event_menuOptionsActionPerformed
  GameOptionsDialog god = new GameOptionsDialog(getFrame(), getCampaign().getGameOptions(), false);
  god.refreshOptions();
  god.setEditable(true);
  god.setVisible(true);
  if (!god.wasCancelled()) {
    getCampaign().setGameOptions(god.getOptions());
    setCampaignOptionsFromGameOptions();
    refreshCalendar();
  }
}// GEN-LAST:event_menuOptionsActionPerformed