mes-client/UAS-出货标签管理/CustomControl/GroupBoxWithBorder.cs

using System.Drawing;
using System.Windows.Forms;

namespace UAS_LabelMachine.CustomControl.GroupBoxWithBorder
{
    public partial class GroupBoxWithBorder : GroupBox
    {
        public GroupBoxWithBorder()
        {
            InitializeComponent();
            this.Paint += this.groupBox1_Paint;
        }

        private void groupBox1_Paint(object sender, PaintEventArgs e)
        {
            e.Graphics.Clear(this.BackColor);
            e.Graphics.DrawString(this.Text, this.Font, Brushes.Black, 10, 1);
            Pen LineColor = Pens.Gray;
            e.Graphics.DrawLine(LineColor, 1, 7, 8, 7);
            e.Graphics.DrawLine(LineColor, e.Graphics.MeasureString(this.Text, this.Font).Width + 8, 7, this.Width - 2, 7);
            e.Graphics.DrawLine(LineColor, 1, 7, 1, this.Height - 2);
            e.Graphics.DrawLine(LineColor, 1, this.Height - 2, this.Width - 2, this.Height - 2);
            e.Graphics.DrawLine(LineColor, this.Width - 2, 7, this.Width - 2, this.Height - 2);
        }
    }
}