Public Event 食堂RowDeleting As 食堂RowChangeEventHandler
        
        Public Overloads Sub Add食堂Row(ByVal row As 食堂Row)
            Me.Rows.Add(row)
        End Sub
        
        Public Overloads Function Add食堂Row(ByVal IC卡號 As String, ByVal 姓名 As String, ByVal 余額 As String, ByVal 用戶類型 As String) As 食堂Row
            Dim row食堂Row As 食堂Row = CType(Me.NewRow,食堂Row)
            row食堂Row.ItemArray = New Object() {IC卡號, 姓名, 余額, 用戶類型}
            Me.Rows.Add(row食堂Row)
            Return row食堂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 食堂DataTable = CType(MyBase.Clone,食堂DataTable)
            cln.InitVars
            Return cln
        End Function
        
        Protected Overrides Function CreateInstance() As DataTable
            Return New 食堂DataTable
        End Function
        
        Friend Sub InitVars()
            Me.columnIC卡號 = Me.Columns("IC卡號")
            Me.column姓名 = Me.Columns("姓名")
            Me.column余額 = Me.Columns("余額")
            Me.column用戶類型 = Me.Columns("用戶類型")
        End Sub
        
        Private Sub InitClass()
            Me.columnIC卡號 = New DataColumn("IC卡號", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnIC卡號)
            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余額 = New DataColumn("余額", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.column余額)
            Me.column用戶類型 = New DataColumn("用戶類型", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.column用戶類型)
        End Sub
        
        Public Function New食堂Row() As 食堂Row
            Return CType(Me.NewRow,食堂Row)
        End Function
        
        Protected Overrides Function NewRowFromBuilder(ByVal builder As DataRowBuilder) As DataRow
            Return New 食堂Row(builder)
        End Function
        
        Protected Overrides Function GetRowType() As System.Type
            Return GetType(食堂Row)
        End Function
        
        Protected Overrides Sub OnRowChanged(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowChanged(e)
            If (Not (Me.食堂RowChangedEvent) Is Nothing) Then
                RaiseEvent 食堂RowChanged(Me, New 食堂RowChangeEvent(CType(e.Row,食堂Row), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowChanging(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowChanging(e)
            If (Not (Me.食堂RowChangingEvent) Is Nothing) Then
                RaiseEvent 食堂RowChanging(Me, New 食堂RowChangeEvent(CType(e.Row,食堂Row), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowDeleted(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowDeleted(e)
            If (Not (Me.食堂RowDeletedEvent) Is Nothing) Then
                RaiseEvent 食堂RowDeleted(Me, New 食堂RowChangeEvent(CType(e.Row,食堂Row), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowDeleting(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowDeleting(e)
            If (Not (Me.食堂RowDeletingEvent) Is Nothing) Then
                RaiseEvent 食堂RowDeleting(Me, New 食堂RowChangeEvent(CType(e.Row,食堂Row), e.Action))
            End If
        End Sub
        
        Public Sub Remove食堂Row(ByVal row As 食堂Row)
            Me.Rows.Remove(row)
        End Sub
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class 食堂Row
        Inherits DataRow
        
        Private table食堂 As 食堂DataTable
        
        Friend Sub New(ByVal rb As DataRowBuilder)
            MyBase.New(rb)
            Me.table食堂 = CType(Me.Table,食堂DataTable)
        End Sub
        
        Public Property IC卡號 As String
            Get
                Try 
                    Return CType(Me(Me.table食堂.IC卡號Column),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("無法獲取值，因為它是 DBNull。", e)
                End Try
            End Get
            Set
                Me(Me.table食堂.IC卡號Column) = value
            End Set
        End Property
        
        Public Property 姓名 As String
            Get
                Try 
                    Return CType(Me(Me.table食堂.姓名Column),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("無法獲取值，因為它是 DBNull。", e)
                End Try
            End Get
            Set
                Me(Me.table食堂.姓名Column) = value
            End Set
        End Property
        
        Public Property 余額 As String
            Get
                Try 
                    Return CType(Me(Me.table食堂.余額Column),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("無法獲取值，因為它是 DBNull。", e)
                End Try
            End Get
            Set
                Me(Me.table食堂.余額Column) = value
            End Set
        End Property
        
        Public Property 用戶類型 As String
            Get
                Try 
                    Return CType(Me(Me.table食堂.用戶類型Column),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("無法獲取值，因為它是 DBNull。", e)
                End Try
            End Get
            Set
                Me(Me.table食堂.用戶類型Column) = value
            End Set
        End Property
        
        Public Function IsIC卡號Null() As Boolean
            Return Me.IsNull(Me.table食堂.IC卡號Column)
        End Function
        
        Public Sub SetIC卡號Null()
            Me(Me.table食堂.IC卡號Column) = System.Convert.DBNull
        End Sub
        
        Public Function Is姓名Null() As Boolean
            Return Me.IsNull(Me.table食堂.姓名Column)
        End Function
        
        Public Sub Set姓名Null()
            Me(Me.table食堂.姓名Column) = System.Convert.DBNull
        End Sub
        
        Public Function Is余額Null() As Boolean
            Return Me.IsNull(Me.table食堂.余額Column)
        End Function
        
        Public Sub Set余額Null()
            Me(Me.table食堂.余額Column) = System.Convert.DBNull
        End Sub
        
        Public Function Is用戶類型Null() As Boolean
            Return Me.IsNull(Me.table食堂.用戶類型Column)
        End Function
        
        Public Sub Set用戶類型Null()
            Me(Me.table食堂.用戶類型Column) = System.Convert.DBNull
        End Sub
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class 食堂RowChangeEvent
        Inherits EventArgs
        
        Private eventRow As 食堂Row
        
        Private eventAction As DataRowAction
        
        Public Sub New(ByVal row As 食堂Row, ByVal action As DataRowAction)
            MyBase.New
            Me.eventRow = row
            Me.eventAction = action
        End Sub
        
        Public ReadOnly Property Row As 食堂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