コード例 #1
0
        async void OnSave(object sender, Windows.UI.Xaml.RoutedEventArgs e)
        {
            // We don't want to save an empty file
            if (inkManager.GetStrokes().Count > 0)
            {
                var savePicker = new Windows.Storage.Pickers.FileSavePicker();
                savePicker.SuggestedStartLocation = Windows.Storage.Pickers.PickerLocationId.PicturesLibrary;
                savePicker.FileTypeChoices.Add("Gif with embedded ISF", new System.Collections.Generic.List <string> {
                    ".gif"
                });

                Windows.Storage.StorageFile file = await savePicker.PickSaveFileAsync();

                if (null != file)
                {
                    using (var stream = await file.OpenAsync(Windows.Storage.FileAccessMode.ReadWrite))
                    {
                        await inkManager.SaveAsync(stream);

                        rootPage.NotifyUser(inkManager.GetStrokes().Count + " strokes saved!", SDKTemplate.NotifyType.StatusMessage);
                    }
                }
            }
            else
            {
                rootPage.NotifyUser("There is no ink to save.", SDKTemplate.NotifyType.ErrorMessage);
            }
        }