public void BeforeCheckCalled_FirstNode()
{
m_treeView.BeforeCheck += OnBeforeCheck;
ReflectionHelper.CallMethod(m_treeView, "ChangeNodeState", m_aNode);
Assert.IsTrue(m_fBeforeCheck);
Assert.AreEqual(TriStateTreeView.CheckState.Checked, m_treeView.GetChecked(m_aNode));
}