/// <summary>
/// Determines whether the corresponding cell in a column is focusable or not.
/// </summary>
/// <param name="treeGrid">
/// The SfTreeGrid.
/// </param>
/// <param name="rowColumnIndex">
/// The corresponding rowcolumnindex to check whether the cells in a column is focusable or not.
/// </param>
/// <returns>
/// Returns <b>true</b> if the cells in a column is focusable; otherwise, <b>false</b>.
/// </returns>
public static bool AllowFocus(this SfTreeGrid treeGrid, RowColumnIndex rowColumnIndex)
{
var gridColumn = treeGrid.GetTreeGridColumn(rowColumnIndex.ColumnIndex);
if (gridColumn != null)
{
return(gridColumn.ActualWidth != 0d && !double.IsNaN(gridColumn.ActualWidth) && gridColumn.AllowFocus);
}
return(false);
}
