主题：[求助]如何实现多区域选择

 测试没有问题。试试这样

 

If e.newrange.Toprow < 0 Then Return
If vars("stop") = True Then
    _ps.clear
    Return
End If
If Vars("dqysxtablename") <> e.Table.Name Then
    Vars("dqysxtablename") = e.Table.Name
    _ps = new List(Of String)
    gc.Collect
End If
If ModifierKey <> Keys.Control Then
    For Each p As String In _ps
        Dim ary() As String = p.Split(",")
        If ary(0) >= 0 AndAlso ary(1) >= 0 Then
            e.Table.Grid.SetCellStyle(ary(0)+e.Table.HeaderRows, ary(1)+1, "")
        End If
    Next
    _ps = new List(Of String)
    gc.Collect
End If
For i As Integer = e.NewRange.TopRow To e.NewRange.BottomRow
    For j As Integer = e.NewRange.LeftCol To e.NewRange.RightCol
        Dim p As String = i & "," & j
        If i >= 0 AndAlso j >= 0 AndAlso _ps.contains(p) = False Then
            _ps.add(p)
        End If
    Next
Next
Dim sum As Double = 0
Dim hs As Integer = 0
For Each p As String In _ps
    Dim ary() As String = p.Split(",")
    If ary(0) >= 0 AndAlso ary(1) >= 0 AndAlso e.Table.Rows(ary(0), True).IsGroup = False Then
        Dim s As C1.Win.C1FlexGrid.CellStyle = e.Table.grid.Styles.Add("selected")
        's.backcolor = Color.LightSteelBlue '背景
        s.backcolor = Color.LightBLue
        e.Table.Grid.SetCellStyle(ary(0)+e.Table.HeaderRows, ary(1)+1, s)
        'e.Table.DataTable.SysStyles("Focus").BackColor = Color.red
       
        '各种计算
        Dim cval = e.Table(cint(ary(0)), cint(ary(1)))
        sum += val(cval)
        hs = hs + 1
    End If
Next
If hs > 0 Then
    StatusBar.Message1 = "第" & (e.Table.Position + 1) & "行,目前展现" & e.Table.Rows.Count & "行,本表共" & e.Table.DataTable.DataRows.Count & "行." & _
    "|            |计数:" & hs & "  |累计:" & sum & "  |平均:" & sum/hs
Else
    StatusBar.Message1 = "第" & (e.Table.Position + 1) & "行,目前展现" & e.Table.Rows.Count & "行,本表共" & e.Table.DataTable.DataRows.Count & "行."
End If

 你给的例子，测试没发现问题。

 连不上你的sqlserver数据库，你的access数据库，没有这个表，无法测试。