windows无边框窗体移动设置

int cx;         int cy;

private void btnClose_Click(object sender, EventArgs e)

{             this.Close();         }

private void btnClose_MouseLeave(object sender, EventArgs e)

{             btnClose.BackColor = Color.Transparent;         }

private void btnClose_MouseMove(object sender, MouseEventArgs e)

{             btnClose.BackColor = Color.Red;         }

private void panel1_MouseDown(object sender, MouseEventArgs e)

{             if (e.Button == MouseButtons.Left)

{                 cx = e.X;

cy = e.Y;

}

}

private void panel1_MouseMove(object sender, MouseEventArgs e)

{             if (e.Button == MouseButtons.Left)

{             this.Left += e.X - cx;

this.Top += e.Y - cy;

}

}

windows无边框窗体移动设置