步驟 4:填入詳細數據文字框
若要填入 [詳細數據] 文本框,請建立名為 recFields 的新子程式, 並插入下列程序代碼:
Sub recFields(r As Record, l As ListBox, t As TextBox)
Dim f As Field
Dim s As Stream
Set s = New Stream
Dim str As String
For Each f In r.Fields
l.AddItem f.Name & ": " & f.Value
Next
t.Text = ""
If r!RESOURCE_CONTENTCLASS = "text/plain" Then
s.Open r, adModeRead, adOpenStreamFromRecord
str = s.ReadText(1)
s.Position = 0
If Asc(Mid(str, 1, 1)) = 63 Then '//63 = "?"
s.Charset = "ascii"
s.Type = adTypeText
End If
t.Text = s.ReadText(adReadAll)
End If
End Sub
此程式代碼會以傳遞至 recFields
之簡單記錄的欄位和值填入 lstDetails
。 如果資源是文本檔,則會從資源記錄開啟文字串流。 程式代碼會判斷字元集是否為 ASCII,並將 Stream 內容複製到 txtDetails
。