C#中移动无边窗体

最新推荐文章于 2021-05-26 00:29:40 发布

转载最新推荐文章于 2021-05-26 00:29:40 发布 · 349 阅读

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private Point mouseOffset;//记录鼠标坐标
 private bool isMouseDown = false;//是否按下鼠标,false表示未按下
private void pictureBox7_MouseDown(object sender, MouseEventArgs e)
        {
            int xOffset;
            int yOffset;
            if (e.Button == MouseButtons.Left)
            {
                xOffset = -e.X;
                yOffset = -e.Y;
                mouseOffset = new Point(xOffset, yOffset);
                isMouseDown = true;
            }
        }


        private void pictureBox7_MouseMove(object sender, MouseEventArgs e)
        {
            if (isMouseDown)
            {
                Point mousePos = Control.MousePosition;
                mousePos.Offset(mouseOffset.X, mouseOffset.Y);
                Location = mousePos;
            }
        }


        private void pictureBox7_MouseUp(object sender, MouseEventArgs e)
        {
            if (e.Button == MouseButtons.Left)
            {
                isMouseDown = false;
            }
        }