public static void ShowWaitingPopup(string Header, string bt1Text, FinishCB finishCB = null, ProgressCB cb = null, PopupButton.ButtonAction cancelCB = null) { instance.SetupText(Header, ""); instance.SetupButton(bt1Text, "", ""); instance.TextProgressCB = cb; instance.Button1.OnReleased = cancelCB; instance.progressDoneCB = finishCB; instance.mShowProgress(); }