protected override async void OnAppearing()
{
base.OnAppearing();
if (mv.IsBusy == false)
{
GroupListView.BeginRefresh();
await mv.PopulateGroups();
GroupListView.ItemsSource = mv.Groups;
GroupListView.EndRefresh();
}
}
private void SearchBar_TextChanged(object sender, TextChangedEventArgs e)
{
GroupListView.BeginRefresh();
if (string.IsNullOrWhiteSpace(e.NewTextValue))
{
GroupListView.ItemsSource = mv.Groups;
}
else
{
GroupListView.ItemsSource = mv.Groups.Where(i => i.Name.Contains(e.NewTextValue));
}
GroupListView.EndRefresh();
}