winform窗口自适应窗口宽度和高度

#region 自适应
        private Size m_szInit;//初始窗体大小
        private Dictionary<Control, Rectangle> m_dicSize
            = new Dictionary<Control, Rectangle>();

        protected override void OnLoad(EventArgs e)
        {
            m_szInit = this.Size;//获取初始大小
            this.GetInitSize(this);
            base.OnLoad(e);
        }

        private void GetInitSize(Control ctrl)
        {
            foreach (Control c in ctrl.Controls)
            {
                m_dicSize.Add(c, new Rectangle(c.locatio{过滤}n, c.Size));
                this.GetInitSize(c);
            }
        }

        protected override void OnResize(EventArgs e)
        {
            //计算当前大小和初始大小的比例
            float fx = (float)this.Width / m_szInit.Width;
            float fy = (float)this.Height / m_szInit.Height;
            foreach (var v in m_dicSize)
            {
                v.Key.Left = (int)(v.Value.Left * fx);
                v.Key.Top = (int)(v.Value.Top * fy);
                v.Key.Width = (int)(v.Value.Width * fx);
                v.Key.Height = (int)(v.Value.Height * fy);
            }
            base.OnResize(e);
        }
        #endregion