/// <summary>
        /// Gets the popup info for a given feature
        /// </summary>
        /// <param name="graphic">The graphic representing the feature to retrieve popup info for</param>
        /// <param name="layer">The layer containing the feature to retrieve popup info for</param>
        /// <param name="layerId">The ID of the sub-layer containing the feature to retrieve popup info for</param>
        /// <returns>The feature's popup info</returns>
        public OnClickPopupInfo GetPopup(Graphic graphic, Layer layer, int?layerId = null)
        {
            checkApplicationContext();

            return(_appHost.GetPopup(graphic, layer, layerId));
        }