private: System::Void Form1_Load(System::Object^  sender, System::EventArgs^  e) {
                 TreeNode ^tn1=treeView1->Nodes->Add("名称");
				 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 treeView1_AfterSelect(System::Object^  sender, System::Windows::Forms::TreeViewEventArgs^  e) {
				 label1->Text="当前选中节点："+e->Node->Text;

			 }