C#winform如何主窗口最大化最小化默认大小

 

 

            this.WindowState = FormWindowState.Minimized;

         bool b = true;
        private void button2_Click(object sender, EventArgs e)
        {
           
            if (b)
            {
                this.WindowState = FormWindowState.Maximized;
                b = false;
            }
            else
            {
                this.WindowState = FormWindowState.Normal;
                b = true;
            }
        }