dataset4.vb

首先利用Sql Sever数据库作为后台

            Get
                Return CType(Me.Rows(index),门禁权限信息Row)
            End Get
        End Property
        
        Public Event 门禁权限信息RowChanged As 门禁权限信息RowChangeEventHandler
        
        Public Event 门禁权限信息RowChanging As 门禁权限信息RowChangeEventHandler
        
        Public Event 门禁权限信息RowDeleted As 门禁权限信息RowChangeEventHandler
        
        Public Event 门禁权限信息RowDeleting As 门禁权限信息RowChangeEventHandler
        
        Public Overloads Sub Add门禁权限信息Row(ByVal row As 门禁权限信息Row)
            Me.Rows.Add(row)
        End Sub
        
        Public Overloads Function Add门禁权限信息Row(ByVal IC卡号 As String, ByVal 姓名 As String, ByVal 门禁权限 As String) As 门禁权限信息Row
            Dim row门禁权限信息Row As 门禁权限信息Row = CType(Me.NewRow,门禁权限信息Row)
            row门禁权限信息Row.ItemArray = New Object() {IC卡号, 姓名, 门禁权限}
            Me.Rows.Add(row门禁权限信息Row)
            Return row门禁权限信息Row
        End Function
        
        Public Function FindByIC卡号(ByVal IC卡号 As String) As 门禁权限信息Row
            Return CType(Me.Rows.Find(New Object() {IC卡号}),门禁权限信息Row)
        End Function
        
        Public Function GetEnumerator() As System.Collections.IEnumerator Implements System.Collections.IEnumerable.GetEnumerator
            Return Me.Rows.GetEnumerator
        End Function
        
        Public Overrides Function Clone() As DataTable
            Dim cln As 门禁权限信息DataTable = CType(MyBase.Clone,门禁权限信息DataTable)
            cln.InitVars
            Return cln
        End Function
        
        Protected Overrides Function CreateInstance() As DataTable
            Return New 门禁权限信息DataTable
        End Function
        
        Friend Sub InitVars()
            Me.columnIC卡号 = Me.Columns("IC卡号")
            Me.column姓名 = Me.Columns("姓名")
            Me.column门禁权限 = Me.Columns("门禁权限")
        End Sub
        
        Private Sub InitClass()
            Me.columnIC卡号 = New DataColumn("IC卡号", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnIC卡号)
            Me.column姓名 = New DataColumn("姓名", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.column姓名)
            Me.column门禁权限 = New DataColumn("门禁权限", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.column门禁权限)
            Me.Constraints.Add(New UniqueConstraint("Constraint1", New DataColumn() {Me.columnIC卡号}, true))
            Me.columnIC卡号.AllowDBNull = false
            Me.columnIC卡号.Unique = true
        End Sub
        
        Public Function New门禁权限信息Row() As 门禁权限信息Row
            Return CType(Me.NewRow,门禁权限信息Row)
        End Function
        
        Protected Overrides Function NewRowFromBuilder(ByVal builder As DataRowBuilder) As DataRow
            Return New 门禁权限信息Row(builder)
        End Function
        
        Protected Overrides Function GetRowType() As System.Type
            Return GetType(门禁权限信息Row)
        End Function
        
        Protected Overrides Sub OnRowChanged(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowChanged(e)
            If (Not (Me.门禁权限信息RowChangedEvent) Is Nothing) Then
                RaiseEvent 门禁权限信息RowChanged(Me, New 门禁权限信息RowChangeEvent(CType(e.Row,门禁权限信息Row), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowChanging(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowChanging(e)
            If (Not (Me.门禁权限信息RowChangingEvent) Is Nothing) Then
                RaiseEvent 门禁权限信息RowChanging(Me, New 门禁权限信息RowChangeEvent(CType(e.Row,门禁权限信息Row), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowDeleted(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowDeleted(e)
            If (Not (Me.门禁权限信息RowDeletedEvent) Is Nothing) Then
                RaiseEvent 门禁权限信息RowDeleted(Me, New 门禁权限信息RowChangeEvent(CType(e.Row,门禁权限信息Row), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowDeleting(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowDeleting(e)
            If (Not (Me.门禁权限信息RowDeletingEvent) Is Nothing) Then
                RaiseEvent 门禁权限信息RowDeleting(Me, New 门禁权限信息RowChangeEvent(CType(e.Row,门禁权限信息Row), e.Action))
            End If
        End Sub
        
        Public Sub Remove门禁权限信息Row(ByVal row As 门禁权限信息Row)
            Me.Rows.Remove(row)
        End Sub
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class 门禁权限信息Row
        Inherits DataRow
        
        Private table门禁权限信息 As 门禁权限信息DataTable
        
        Friend Sub New(ByVal rb As DataRowBuilder)
            MyBase.New(rb)
            Me.table门禁权限信息 = CType(Me.Table,门禁权限信息DataTable)
        End Sub
        
        Public Property IC卡号 As String
            Get
                Return CType(Me(Me.table门禁权限信息.IC卡号Column),String)
            End Get
            Set
                Me(Me.table门禁权限信息.IC卡号Column) = value
            End Set
        End Property
        
        Public Property 姓名 As String
            Get
                Try 
                    Return CType(Me(Me.table门禁权限信息.姓名Column),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("无法获取值，因为它是 DBNull。", e)
                End Try
            End Get
            Set
                Me(Me.table门禁权限信息.姓名Column) = value
            End Set
        End Property
        
        Public Property 门禁权限 As String
            Get
                Try 
                    Return CType(Me(Me.table门禁权限信息.门禁权限Column),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("无法获取值，因为它是 DBNull。", e)
                End Try
            End Get
            Set
                Me(Me.table门禁权限信息.门禁权限Column) = value
            End Set
        End Property
        
        Public Function Is姓名Null() As Boolean
            Return Me.IsNull(Me.table门禁权限信息.姓名Column)
        End Function
        
        Public Sub Set姓名Null()
            Me(Me.table门禁权限信息.姓名Column) = System.Convert.DBNull
        End Sub
        
        Public Function Is门禁权限Null() As Boolean
            Return Me.IsNull(Me.table门禁权限信息.门禁权限Column)
        End Function
        
        Public Sub Set门禁权限Null()
            Me(Me.table门禁权限信息.门禁权限Column) = System.Convert.DBNull
        End Sub
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class 门禁权限信息RowChangeEvent
        Inherits EventArgs
        
        Private eventRow As 门禁权限信息Row
        
        Private eventAction As DataRowAction
        
        Public Sub New(ByVal row As 门禁权限信息Row, ByVal action As DataRowAction)
            MyBase.New
            Me.eventRow = row
            Me.eventAction = action
        End Sub
        
        Public ReadOnly Property Row As 门禁权限信息Row
            Get
                Return Me.eventRow
            End Get
        End Property
        
        Public ReadOnly Property Action As DataRowAction
            Get
                Return Me.eventAction
            End Get
        End Property
    End Class
End Class