private void InitializePullToRefreshList()
        {
            InitializeRefreshUpperButton();
            InitializeRefreshLowerButton();
            _pullToRefresh = new PullToRefreshComponent(
                _upperButton, _lowerButton, _listView,
                _uiThreadHandler);

            _pullToRefresh.SetOnReleaseUpperReady(new OnReleaseReadyUpper(this));
            _pullToRefresh.SetOnReleaseLowerReady(new OnReleaseReadyLower(this));
        }
        private void InitializePullToRefreshList()
        {
            InitializeRefreshUpperButton();
            InitializeRefreshLowerButton();
            _pullToRefresh = new PullToRefreshComponent(
                _upperButton, _lowerButton, _listView,
                _uiThreadHandler);

            _pullToRefresh.SetOnReleaseUpperReady(new OnReleaseReadyUpper(this));
            _pullToRefresh.SetOnReleaseLowerReady(new OnReleaseReadyLower(this));
        }