public void OnCampaignListener_OnCampaignVisibilityChanged(string param) { string[] callbackData = Regex.Split(param, DELIMITER); if (callbackData.Length == 2) { string adspaceName = callbackData[0]; bool show = callbackData[1] == "true"?true:false; if (listener != null) { listener.OnCampaignVisibilityChanged(adspaceName, show); } } }