/// <summary>
/// 檢查樹節點狀態，一級選單選中，二級選單必須全選
/// </summary>
/// <param name="nodes">Nodes集合</param>
public static void CheckTreeNodeCheckedStatus(TreeNodeCollection Nodes)
{
    TreeNodeCollection tempNodes = Nodes;
    for (int i = 0; i < tempNodes.Count ; i++)
    {               
        if (tempNodes[i].Checked)
        { 
            CheckTreeNodeCheckedStatus(tempNodes[i].Nodes);
            if(tempNodes[i].Nodes.Count == 0)
            {
                recursionCount++;
            }
            else if(tempNodes[i].Nodes.Count != recursionCount)
            {
                Console.WriteLine(string.Format("選中的節點中包含不合格的樹節點：{0}", tempNodes[i].Text));
            }
        }
    }
}