winform學習之----重新繪製邊框方法延伸

https://www.cnblogs.com/candyzhmm/p/5552523.html 方法1、 　　　　Pen pen1 = new Pen(Color.FromArgb(233, 149, 87));            e.Graphics.DrawRectangle(pen1, new Rectangle(0, 0, this.Width - 1, this.Height -

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