小编des*_*tla的帖子

我没有在listView中获得列标题.只有一个项目(0)不显示子项目.这是我的代码.告诉我它有什么问题.先感谢您.

Dim PTCode As Integer = CInt(ChildPatnameTag)
ClearSQl()

    CheckState()
    strSql = "select tCode,tprice from patTests where pCode=" & PTCode
    strConn.Open()
    Dim TCmdSelect As New OleDbCommand(strSql, strConn)
    Dim TReader As OleDbDataReader = TCmdSelect.ExecuteReader()
    'Column Header
    Dim header1, header2 As ColumnHeader
    header1 = New ColumnHeader
    header1.TextAlign = HorizontalAlignment.Left
    header1.Text = "Test"
    header1.Width = 250
    header2 = New ColumnHeader
    header2.TextAlign = HorizontalAlignment.Left
    header2.Text = "Price"
    header2.Width = 50
    With lvwPatTests
        .CheckBoxes = True
        .GridLines = True
        .FullRowSelect = True
        .HideSelection = False
        .MultiSelect …