Maximize MDI child form

Question

I\'m working on a legacy WinForms MDI application and have some trouble making the child forms behave as I want. My objective is to have the child form always maxim

Answer 1

form1 obj = new form1 ();
obj.MdiParent = MDIGracular.ActiveForm;
obj.StartPosition = FormStartPosition.CenterParent;
obj.WindowState = FormWindowState.Minimized;
obj.Dock = DockStyle.Fill;
obj.Show();
obj.WindowState = FormWindowState.Maximized;