/// <summary>
/// 获取被鼠标点击的TabPage [包括鼠标右键]
///
/// 时间:2021/08/09 22:15:41
/// 适用:通用性
/// 测试:正确
/// </summary>
/// <param name="tc"></param>
/// <param name="e"></param>
/// <param name="clkTp"></param>
/// <returns></returns>
public static bool Clk(TabControl tc, MouseEventArgs e, out TabPage clkTp)
{
    clkTp = null;
    if (e.Button == MouseButtons.Left)
    {
        clkTp = tc.SelectedTab;
        return true;
    }

    bool bol = false;
    int cnt = tc.TabPages.Count;
    if (cnt < 1)
        return bol;
    
    Rectangle rect;
    int eY = e.Y;
    int eX = e.X;
    int i;
    cnt--;
    for (i = cnt; i > -1; i--)
    {
        rect = tc.GetTabRect(i);
        bol = rect.Contains(e.Location);
        if (bol)
            break;
    }

    if (i > -1)
    {
        clkTp = tc.TabPages[i];
        bol = true;
    }
    return bol;
}