private void AddInternal <TControl> (TControl instance)
where TControl : Control
{
var t = typeof(TControl);
if ((WaitingForFocusBeneficiary != null) && (WaitingForFocusBeneficiary != instance))
{
WaitingForFocusBeneficiary.FocusBeneficiary = instance;
WaitingForFocusBeneficiary = null;
}
var index = NextIndex++;
if (index >= Children.Count)
{
Children.Add(instance);
}
else
{
var previous = Children[index];
if (previous == instance)
{
return;
}
Children[index] = instance;
CurrentRemovedControls.Add(previous);
}
}
public void Finish()
{
var temp = PreviousRemovedControls;
PreviousRemovedControls = CurrentRemovedControls;
CurrentRemovedControls = temp;
CurrentRemovedControls.Clear();
// Trim off any excess controls
for (int i = Children.Count - 1; i >= NextIndex; i--)
{
PreviousRemovedControls.Add(Children[i]);
Children.RemoveAt(i);
}
WaitingForFocusBeneficiary = null;
}
