public static async Task OnShareTargetActivated(ShareTargetActivatedEventArgs args)
{
var shareOperation = args.ShareOperation;
shareOperation.ReportStarted();
if (shareOperation.Data.Contains(StandardDataFormats.StorageItems))
{
var items = await shareOperation.Data.GetStorageItemsAsync();
foreach (var item in items)
{
if (item is StorageFile file)
{
var canvasData = await ImageWriterService.StorageFileToCanvasData(file);
shareOperation.ReportDataRetrieved();
NavigateToMain(canvasData);
}
}
}
else if (shareOperation.Data.Contains(StandardDataFormats.Bitmap))
{
var reference = await shareOperation.Data.GetBitmapAsync();
using (var stream = await reference.OpenReadAsync())
{
await ProcessSharedImage(
stream,
shareOperation,
ResourceLoader.GetForCurrentView().GetString(NEW_IMAGE_NAME_KEY));
}
}
}
public async Task <ImageCanvasDataService> OpenImageDialog()
{
var picker = new FileOpenPicker
{
ViewMode = PickerViewMode.Thumbnail,
SuggestedStartLocation = PickerLocationId.PicturesLibrary
};
picker.FileTypeFilter.Add(".jpg");
picker.FileTypeFilter.Add(".png");
var file = await picker.PickSingleFileAsync();
ImageCanvasDataService result = null;
if (file != null)
{
result = await ImageWriterService.StorageFileToCanvasData(file);
}
return(result);
}