XtraTabHitInfo hi = tabPositionControl.CalcHitInfo(new Point(e.X, e.Y));
if (hi.HitTest == XtraTabHitTest.PageHeader)
{
// 这段话就是根据坐标(x, y)判断是否点击了Tab Header。这个e.X跟e.Y可以从MouseMove事件参数e里面来这你应该知道吧？
// 还可以通过XtraTabHitTest这个枚举值判断更多的情况。
}
private void xtraTabControl1_MouseMove(object sender, MouseEventArgs e)
{
XtraTabControl tabCtrl = sender as XtraTabControl;
Point pt = MousePosition;
XtraTabHitInfo info = tabCtrl.CalcHitInfo(tabCtrl.PointToClient(pt));
if (info.HitTest == XtraTabHitTest.PageHeader)
{
xtraTabControl1.SelectedTabPage = info.Page;
}
}
原文：http://www.cnblogs.com/zeroone/p/4176878.html