private async void OnPaste(object sender, TextControlPasteEventArgs e) { var dataPackageView = Windows.ApplicationModel.DataTransfer.Clipboard.GetContent(); if (dataPackageView.Contains(Windows.ApplicationModel.DataTransfer.StandardDataFormats.Bitmap)) { e.Handled = true; var bitmap = await dataPackageView.GetBitmapAsync(); var file = await bitmap.SaveCacheFile($"Clipboard - {DateTime.Now:yyyy-mm-dd HH-mm-ss}"); UploadFile?.Invoke(this, file); } else if (dataPackageView.Contains(Windows.ApplicationModel.DataTransfer.StandardDataFormats.StorageItems)) { e.Handled = true; var files = (await dataPackageView.GetStorageItemsAsync()) .Select(it => it as StorageFile) .ToArray(); UploadFile?.Invoke(this, files.FirstOrDefault()); } }