/// <summary>
/// Determines RadDataGrid can group by specified column.
/// </summary>
/// <param name="column">The column.</param>
public virtual bool CanGroupBy(DataGridColumn column)
{
if (column == null || this.Owner == null)
{
return(false);
}
var groupDescriptor = column.GetGroupDescriptor();
return(column.CanGroupBy && groupDescriptor != null && !this.Owner.GroupDescriptors.Contains(groupDescriptor));
}
/// <summary>
/// Groups DataGrid by the specified column.
/// </summary>
/// <param name="column">The column.</param>
public virtual void GroupBy(DataGridColumn column)
{
if (column == null)
{
throw new ArgumentNullException(nameof(column));
}
var descriptor = column.GetGroupDescriptor();
if (descriptor != null)
{
this.Owner.GroupDescriptors.Add(descriptor);
this.OnGroupedBy(column);
}
}
