private void UpdateState()
{
//_txtPage.Text = (CurrentPage + 1).ToString();
//Debug.Log("_totalPages: " + _totalPages);
var count = _placeholder.Children.Count;
for (int i = 0; i < count; i++)
{
var b = _placeholder.Children[i] as Button;
if (null != b)
{
b.Selected = (i == CurrentPageIndex);
b.Enabled = !(i == CurrentPageIndex);
b.Visible = b.IncludeInLayout = i < _totalPages;
//b.ValidateNow();
}
}
//_placeholder.InvalidateSize();
_placeholder.ValidateNow();
_btnDec.Enabled = (CurrentPageIndex > 0);
_btnInc.Enabled = (CurrentPageIndex < _totalPages - 1);
}
