public static CreateStreamedFileAsync ( [ displayNameWithExtension, [ dataRequested, [ thumbnail ) : IAsyncOperation |
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displayNameWithExtension | [ | |
dataRequested | [ | |
thumbnail | [ | |
Результат | IAsyncOperation |
/// <summary> /// Convert <see cref="IBuffer"/> to <see cref="StorageFile"/>. /// </summary> /// <param name="buffer">Data of file.</param> /// <param name="fileName">Display name with extention.</param> /// <param name="thumbnail">Thumbnail for created file.</param> /// <returns>Streamed file.</returns> public static IAsyncOperation <StorageFile> AsStroageFileAsync(this IBuffer buffer, string fileName, IRandomAccessStreamReference thumbnail) { if (buffer == null) { throw new ArgumentNullException(nameof(buffer)); } if (fileName.IsNullOrEmpty()) { throw new ArgumentNullException(nameof(fileName)); } return(StorageFile.CreateStreamedFileAsync(fileName, dataRequested, thumbnail)); async void dataRequested(StreamedFileDataRequest stream) { try { await stream.WriteAsync(buffer); await stream.FlushAsync(); stream.Dispose(); } catch { stream.FailAndClose(StreamedFileFailureMode.Failed); throw; } } }