public async void SearchFilter(string filter)
{
listView.BeginRefresh();
if (string.IsNullOrWhiteSpace(filter))
{
listView.ItemsSource = await todoItemDatabase.GetItemsAsync();
}
else
{
listView.ItemsSource = todoItemDatabase.GetItemsAsync().Result.Where(x => x.Memo.ToLower().Contains(filter));
}
listView.EndRefresh();
}
protected override async void OnAppearing()
{
base.OnAppearing();
TodoItemDatabase database = await TodoItemDatabase.Instance;
listView.ItemsSource = await database.GetItemsAsync();
}
protected override async void OnAppearing()
{
base.OnAppearing();
listView.ItemsSource = await itemDB.GetItemsAsync();
}
protected override async void OnAppearing()
{
base.OnAppearing();
await itemDB.GetItemsAsync();
}
