void TabLabel_MouseMove(object sender, MouseEventArgs e)
{
if (_tempMouse != null)
{
Rectangle move = new Rectangle(
_tempMouse.Value.X - SystemInformation.DragSize.Width / 2,
_tempMouse.Value.Y - SystemInformation.DragSize.Height / 2,
SystemInformation.DragSize.Width,
SystemInformation.DragSize.Height
);
if (!move.Contains(TabPanel.PointToClient(e.Location)))
{
TabPanel.DoDragDrop(sender, DragDropEffects.All);
_tempMouse = null;
}
}
}
