async Task loadpulls(int page) { isloadingpull = true; List <Pulls> list = await ContentServ.GetPullsAsync(page); foreach (var item in list) { list_pull.Items.Add(item); } if (list.Count < 20) { list_pull.ContainerContentChanging -= list_pull_ContainerContentChanging; isPullLoadingDone = true; } isloadingpull = false; }