private void 编辑解析ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            // 编辑鞋机
            TreeNode node = treeView1.SelectedNode;

            if (node.Tag is RegularNode regularNode)
            {
                using (FormRegularNode formNode = new FormRegularNode(regularNode))
                {
                    if (formNode.ShowDialog( ) == DialogResult.OK)
                    {
                        formNode.RegularNode.Name = GetUniqueName(node, formNode.RegularNode.Name);

                        node.Text            = formNode.RegularNode.Name;
                        node.Tag             = formNode.RegularNode;
                        isNodeSettingsModify = true;
                        UpdateTreeData( );
                    }
                }
            }
        }
        private bool isNodeSettingsModify = false;            // 指示系统的节点是否已经被编辑过

        #endregion

        #region Add RegularNode

        private void 新增RequestToolStripMenuItem_Click(object sender, EventArgs e)
        {
            // 新增解析规则
            TreeNode node = treeView1.SelectedNode;

            using (FormRegularNode formNode = new FormRegularNode( ))
            {
                if (formNode.ShowDialog( ) == DialogResult.OK)
                {
                    formNode.RegularNode.Name = GetUniqueName(node, formNode.RegularNode.Name);

                    TreeNode nodeNew = new TreeNode(formNode.RegularNode.Name);
                    nodeNew.ImageKey         = "Operator_660";
                    nodeNew.SelectedImageKey = "Operator_660";
                    nodeNew.Tag = formNode.RegularNode;
                    node.Nodes.Add(nodeNew);
                    node.Expand( );
                    isNodeSettingsModify = true;
                    UpdateTreeData( );
                }
            }
        }