private: System::Void Form1_Load(System::Object^  sender, System::EventArgs^  e) {
				 TreeNode ^tn1=treeView1->Nodes->Add("名称");
				 TreeNode ^tn2=treeView1->Nodes->Add("性别");
				 TreeNode ^tn3=treeView1->Nodes->Add("年龄");
				 TreeNode ^Ntn1=gcnew TreeNode("美丽的蓝天");
				 TreeNode ^Ntn2=gcnew TreeNode("天上有小鸟");
				 TreeNode ^Ntn3=gcnew TreeNode("飞来飞去");
				//添加到第一个父节点中
				 tn1->Nodes->Add(Ntn1);
				 tn1->Nodes->Add(Ntn2);
				 tn1->Nodes->Add(Ntn3);
			 }
	private: System::Void button1_Click(System::Object^  sender, System::EventArgs^  e) {
				 if(treeView1->SelectedNode->Text=="名称")
					 MessageBox::Show("请选择要删除的节点");
				 else
					 treeView1->Nodes->Remove(treeView1->SelectedNode);

			 }