private async void OnItemSelected(object sender, SelectedItemChangedEventArgs e)
{
if (MemoList.SelectedItem == null)
{
return;
}
var selectedMemo = e.SelectedItem as Memo;
var page = new MemoDetailsPage(selectedMemo);
page.MemoUpdated += (source, memo) =>
{
selectedMemo.Id = memo.Id;
selectedMemo.Title = memo.Title;
selectedMemo.Content = memo.Content;
selectedMemo.Date = memo.Date;
_connection.UpdateAsync(selectedMemo);
};
MemoList.SelectedItem = null;
await Navigation.PushAsync(page);
}
private async void OnAddMemo(object sender, EventArgs e)
{
var page = new MemoDetailsPage(new Memo());
page.MemoAdded += async(source, memo) =>
{
await _connection.InsertAsync(memo);
_memos.Add(memo);
};
await Navigation.PushAsync(page);
}
