/// <summary>
/// Allows an existing control to be modified or swapped for another control.
/// Return null if the same control is left in place, or return a control if that is to replace the current one.
/// </summary>
/// <param name="cell">The cell that contains the control.</param>
/// <param name="control">The current control in that cell.</param>
/// <returns></returns>
public virtual Control UpdateControl(Cell cell, Control control)
{
return(null);
}
/// <summary> /// Creates the control to show for the given cell. /// Use Cell.Data to store any state object for the cell. /// </summary> /// <param name="cell">The cell that the control will be added to.</param> /// <returns></returns> public abstract Control GetControl(Cell cell);