Number of vertical columns to split all edit fields on the form when it is autogenerated. Each GridColumn has a EditFormColumnIndex to choose the column where the editor would appear.

public int ColumnNumber { get; set; }

Public Property ColumnNumber As Integer
	Get
	Set

public:
property int ColumnNumber {
	int get ();
	void set (int value);
}

member ColumnNumber : int with get, set