public AdaLedArray() { InitializeComponent(); DisplayRgbTable.IsChecked = true; FreezeRefresh.IsChecked = false; for (int i = 0; i < LedConstants.LED_COUNT; ++i) { var rectangle = _leds[i] = new LedControl(); rectangle.SetValue(Grid.ColumnProperty, _ledGridPosition[i][0]); rectangle.SetValue(Grid.RowProperty, _ledGridPosition[i][1]); ArrayGrid.Children.Add(rectangle); } }