internal static async Task HandleAsync(FileTransfer2ProgressEventArgs e)
{
#if NOTIFICATIONHANDLER_DEBUGINFO
Debug.WriteLine("Notification received: " + e.Progress + " (" + e.State.ToString() + ")");
#endif
bool UISuccess = false;
if ((CoreApplication.MainView.CoreWindow?.Dispatcher != null) && (MainPage.Current != null))
{
UISuccess = true;
#if NOTIFICATIONHANDLER_DEBUGINFO
Debug.WriteLine("Dispatcher present and MainPage exists.");
#endif
await DispatcherEx.RunTaskAsync(CoreApplication.MainView.CoreWindow.Dispatcher, async() =>
{
//If app is minimized, send notifications but update the title too.
if (!Window.Current.Visible)
{
UISuccess = false;
}
#if NOTIFICATIONHANDLER_DEBUGINFO
Debug.WriteLine("Window.Current.Visible is true");
#endif
await MainPage.Current.FileTransferProgress(e);
});
}
}
public IAsyncOperation <LoadMoreItemsResult> LoadMoreItemsAsync(uint count)
{
var dispatcher = Window.Current.Dispatcher;
return(Task.Run <LoadMoreItemsResult>(
async() =>
{
uint resultCount = 0;
IEnumerable <I> result = null;
for (int i = 0; i < partsCount; i++)
{
//dispatcher.RunAsync doesn't wait for task to be done, so we use this method instead.
await DispatcherEx.RunTaskAsync(dispatcher, async() =>
{
result = await source.GetPagedItems(currentPage++, itemsPerPart);
if (result == null || result.Count() == 0)
{
hasMoreItems = false;
LoadFinished?.Invoke(new EventArgs());
}
else
{
resultCount = (uint)result.Count();
foreach (I item in result)
{
if (VisibilityDecider(item))
{
this.Add(item);
}
}
}
}, CoreDispatcherPriority.High);
}
return new LoadMoreItemsResult()
{
Count = resultCount
};
}).AsAsyncOperation <LoadMoreItemsResult>());
}
