/// <summary> /// The download image. /// </summary> /// <param name="imageUrl">The image url.</param> /// <param name="image">The image.</param> /// <param name="imageCacheItem">The image cache item.</param> public static void DownloadImage(string imageUrl, BitmapImage image, ImageCacheItem imageCacheItem) { var filename = CreateUniqueFilename(imageUrl); imageCacheItem.LocalFilename = filename; var asyncDataTransfer = new AsyncDataTransfer { ImageCacheItem = imageCacheItem, Image = image }; var httpWebRequest = (HttpWebRequest)WebRequest.Create(imageUrl); if (imageCacheItem.ImageId != null) { httpWebRequest.Headers["If-None-Match"] = imageCacheItem.ImageId; } asyncDataTransfer.Request = httpWebRequest; httpWebRequest.BeginGetResponse(RequestCallback, asyncDataTransfer); }
/// <summary> /// The download image. /// </summary> /// <param name="imageUrl">The image url.</param> /// <param name="image">The image.</param> /// <param name="imageCacheItem">The image cache item.</param> public static void DownloadImage(string imageUrl, BitmapImage image, ImageCacheItem imageCacheItem) { var filename = CreateUniqueFilename(imageUrl); imageCacheItem.LocalFilename = filename; var asyncDataTransfer = new AsyncDataTransfer { ImageCacheItem = imageCacheItem, Image = image }; var httpWebRequest = (HttpWebRequest)WebRequest.Create(imageUrl); if (imageCacheItem.ImageId != null) { httpWebRequest.Headers["If-None-Match"] = imageCacheItem.ImageId; } asyncDataTransfer.Request = httpWebRequest; httpWebRequest.BeginGetResponse(RequestCallback, asyncDataTransfer); }