C# Winform的Panle中添加窗体

WindowsFormsApplication34.Class1.form2.TopLevel = false;
WindowsFormsApplication34.Class1.form2.FormBorderStyle = System.Windows.Forms.FormBorderStyle.None;
WindowsFormsApplication34.Class1.form2.Dock = DockStyle.Fill;
this.splitContainer1.Panel2.Controls.Add(WindowsFormsApplication34.Class1.form2);
WindowsFormsApplication34.Class1.form2.Show();