主题：[求助]记录窗口的列和表格的列功效不一样吗？

-------全局代码
Public Sub MouseLeaveCell(sender As object, e As C1.Win.C1FlexGrid.RowColEventArgs)
    Functions.Execute("MouseLeaveCell", sender, e)
End Sub

Public Sub MouseEnterCell(sender As object, e As C1.Win.C1FlexGrid.RowColEventArgs)
    Functions.Execute("MouseEnterCell", sender, e)
End Sub

Public myToolTip As New Windows.Forms.ToolTip()

--------- 内部函数 MouseEnterCell
Dim sender As object = args(0)
Dim e As object = args(1)
myToolTip.SetToolTip(sender, sender(e.Row, e.Col))

-------- 内部函数 MouseLeaveCell
Dim sender As object = args(0)
Dim e As object = args(1)
myToolTip.SetToolTip(sender, "")