Option Explicit

Dim objConn As ADODB.Connection
Dim objRs As ADODB.Recordset
    
Private Sub Form_Load()
    On Error Resume Next
    
    Set objConn = New ADODB.Connection
    Set objRs = New ADODB.Recordset
    
    objConn.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & App.Path & "\demo3.mdb;"
    objConn.Open
    objRs.CursorLocation = adUseClient
    objRs.Open "Select ProductId,ProductName,Discontinued FROM Products", objConn, adOpenStatic, adLockReadOnly
    Set MSHFlexGrid1.DataSource = objRs
    
    If Err.Number <> 0 Then
        MsgBox Err.Description
    End If
    
    On Error GoTo 0
End Sub

'释放资源
Private Sub Form_Unload(Cancel As Integer)

    '不操作此步会出错：The current row is not available
    If TypeName(MSHFlexGrid1.DataSource) <> "Nothing" Then
        Set MSHFlexGrid1.DataSource = Nothing
    End If
    
    If TypeName(objRs) <> "Nothing" Then
        objRs.Close
        Set objRs = Nothing
    End If
    
    If TypeName(objConn) <> "Nothing" Then
        objConn.Close
        Set objConn = Nothing
    End If
End Sub

MSHFlexGrid1.Cols = 5

MSHFlexGrid1.AddItem vbTab & "1" & vbTab & "2" & vbTab & "3" & vbTab & "4"
MSHFlexGrid1.AddItem vbTab & "5" & vbTab & "6" & vbTab & "7" & vbTab & "8"
MSHFlexGrid1.AddItem vbTab & "9" & vbTab & "10" & vbTab & "11" & vbTab & "12"
MSHFlexGrid1.AddItem vbTab & "13" & vbTab & "14" & vbTab & "15" & vbTab & "16"

'删除默认空白行
'此操作不能放在 MSHFlexGrid1.Cols = 5 后，否则出错: Cannot remove last non-fixed row.
MSHFlexGrid1.RemoveItem (1)

Dim i, j, k As Integer

'设置行列数
With MSHFlexGrid1
    .Rows = 5
    .Cols = 5
End With

'添加表头
MSHFlexGrid1.Row = 0
For i = 1 To MSHFlexGrid1.Cols - 1
    MSHFlexGrid1.Col = i
    MSHFlexGrid1.Text = "列" & i
Next

'添加记录
k = 1
For i = 1 To MSHFlexGrid1.Rows - 1
    For j = 1 To MSHFlexGrid1.Cols - 1
        MSHFlexGrid1.Row = i
        MSHFlexGrid1.Col = j
        MSHFlexGrid1.Text = k
        k = k + 1
    Next
Next