AnyPlace.MainPage.autoCompleteBox_SelectionChanged C# (CSharp) Method

        private void autoCompleteBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            try
            {

                ApplicationBar.IsVisible = true;
                if (e.RemovedItems.Count > 0) return;
                if (e.AddedItems.Count > 0)
                {

                    ContentPanel.Visibility = Visibility.Collapsed;
                    RemoveIndoorStaff();
                    _foundBuilding = false;
                    Dispatcher.BeginInvoke(() => this.Focus());

                    if (autoCompleteBox.SelectedItem != null)
                    {
                        // if (_worldbuildings != null)
                        BuildingSearch(autoCompleteBox.SelectedItem.ToString());
                        if (_foundBuilding)
                        {
                            _searchBuilding = true;
                            _tileLoaded = true;
                            _foundTile = true;
                            //floorButton.Visibility = Visibility.Visible;
                           // ContentPanel.Visibility = Visibility.Collapsed;
                            //autoCompleteBox.Visibility = Visibility.Collapsed;
                            //MoveViewWindow(-5);
                            return;
                        }
                        else
                        {
                            _searchBuilding = false;
                            _tileLoaded = false;
                            _foundTile = false;
                            if (Mymap.TileSources.Contains(_wmstileprovider))
                                Mymap.TileSources.Remove(_wmstileprovider);
                        }
                    }
                    ContentPanel.Visibility = Visibility.Collapsed;
                    autoCompleteBox.Visibility = Visibility.Collapsed;
                    ApplicationBar.IsVisible = true;
                }

                //}

            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }


        }