dsba220.vb

通用进销存-visual basic编写

                Return Me.Rows.Count
            End Get
        End Property
        
        Friend ReadOnly Property SalesManIDColumn As DataColumn
            Get
                Return Me.columnSalesManID
            End Get
        End Property
        
        Friend ReadOnly Property ChineseNameColumn As DataColumn
            Get
                Return Me.columnChineseName
            End Get
        End Property
        
        Friend ReadOnly Property EnglishNameColumn As DataColumn
            Get
                Return Me.columnEnglishName
            End Get
        End Property
        
        Friend ReadOnly Property ContactPhoneColumn As DataColumn
            Get
                Return Me.columnContactPhone
            End Get
        End Property
        
        Friend ReadOnly Property MobilePhoneColumn As DataColumn
            Get
                Return Me.columnMobilePhone
            End Get
        End Property
        
        Friend ReadOnly Property ContactAddressColumn As DataColumn
            Get
                Return Me.columnContactAddress
            End Get
        End Property
        
        Friend ReadOnly Property EMailColumn As DataColumn
            Get
                Return Me.columnEMail
            End Get
        End Property
        
        Public Default ReadOnly Property Item(ByVal index As Integer) As SalesManRow
            Get
                Return CType(Me.Rows(index),SalesManRow)
            End Get
        End Property
        
        Public Event SalesManRowChanged As SalesManRowChangeEventHandler
        
        Public Event SalesManRowChanging As SalesManRowChangeEventHandler
        
        Public Event SalesManRowDeleted As SalesManRowChangeEventHandler
        
        Public Event SalesManRowDeleting As SalesManRowChangeEventHandler
        
        Public Overloads Sub AddSalesManRow(ByVal row As SalesManRow)
            Me.Rows.Add(row)
        End Sub
        
        Public Overloads Function AddSalesManRow(ByVal SalesManID As String, ByVal ChineseName As String, ByVal EnglishName As String, ByVal ContactPhone As String, ByVal MobilePhone As String, ByVal ContactAddress As String, ByVal EMail As String) As SalesManRow
            Dim rowSalesManRow As SalesManRow = CType(Me.NewRow,SalesManRow)
            rowSalesManRow.ItemArray = New Object() {SalesManID, ChineseName, EnglishName, ContactPhone, MobilePhone, ContactAddress, EMail}
            Me.Rows.Add(rowSalesManRow)
            Return rowSalesManRow
        End Function
        
        Public Function FindBySalesManID(ByVal SalesManID As String) As SalesManRow
            Return CType(Me.Rows.Find(New Object() {SalesManID}),SalesManRow)
        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 SalesManDataTable = CType(MyBase.Clone,SalesManDataTable)
            cln.InitVars
            Return cln
        End Function
        
        Friend Sub InitVars()
            Me.columnSalesManID = Me.Columns("SalesManID")
            Me.columnChineseName = Me.Columns("ChineseName")
            Me.columnEnglishName = Me.Columns("EnglishName")
            Me.columnContactPhone = Me.Columns("ContactPhone")
            Me.columnMobilePhone = Me.Columns("MobilePhone")
            Me.columnContactAddress = Me.Columns("ContactAddress")
            Me.columnEMail = Me.Columns("EMail")
        End Sub
        
        Private Sub InitClass()
            Me.columnSalesManID = New DataColumn("SalesManID", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnSalesManID)
            Me.columnChineseName = New DataColumn("ChineseName", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnChineseName)
            Me.columnEnglishName = New DataColumn("EnglishName", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnEnglishName)
            Me.columnContactPhone = New DataColumn("ContactPhone", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnContactPhone)
            Me.columnMobilePhone = New DataColumn("MobilePhone", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnMobilePhone)
            Me.columnContactAddress = New DataColumn("ContactAddress", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnContactAddress)
            Me.columnEMail = New DataColumn("EMail", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnEMail)
            Me.Constraints.Add(New UniqueConstraint("Constraint1", New DataColumn() {Me.columnSalesManID}, true))
            Me.columnSalesManID.AllowDBNull = false
            Me.columnSalesManID.Unique = true
            Me.columnChineseName.AllowDBNull = false
        End Sub
        
        Public Function NewSalesManRow() As SalesManRow
            Return CType(Me.NewRow,SalesManRow)
        End Function
        
        Protected Overrides Function NewRowFromBuilder(ByVal builder As DataRowBuilder) As DataRow
            Return New SalesManRow(builder)
        End Function
        
        Protected Overrides Function GetRowType() As System.Type
            Return GetType(SalesManRow)
        End Function
        
        Protected Overrides Sub OnRowChanged(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowChanged(e)
            If (Not (Me.SalesManRowChangedEvent) Is Nothing) Then
                RaiseEvent SalesManRowChanged(Me, New SalesManRowChangeEvent(CType(e.Row,SalesManRow), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowChanging(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowChanging(e)
            If (Not (Me.SalesManRowChangingEvent) Is Nothing) Then
                RaiseEvent SalesManRowChanging(Me, New SalesManRowChangeEvent(CType(e.Row,SalesManRow), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowDeleted(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowDeleted(e)
            If (Not (Me.SalesManRowDeletedEvent) Is Nothing) Then
                RaiseEvent SalesManRowDeleted(Me, New SalesManRowChangeEvent(CType(e.Row,SalesManRow), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowDeleting(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowDeleting(e)
            If (Not (Me.SalesManRowDeletingEvent) Is Nothing) Then
                RaiseEvent SalesManRowDeleting(Me, New SalesManRowChangeEvent(CType(e.Row,SalesManRow), e.Action))
            End If
        End Sub
        
        Public Sub RemoveSalesManRow(ByVal row As SalesManRow)
            Me.Rows.Remove(row)
        End Sub
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class SalesManRow
        Inherits DataRow
        
        Private tableSalesMan As SalesManDataTable
        
        Friend Sub New(ByVal rb As DataRowBuilder)
            MyBase.New(rb)
            Me.tableSalesMan = CType(Me.Table,SalesManDataTable)
        End Sub
        
        Public Property SalesManID As String
            Get
                Return CType(Me(Me.tableSalesMan.SalesManIDColumn),String)
            End Get
            Set
                Me(Me.tableSalesMan.SalesManIDColumn) = value
            End Set
        End Property
        
        Public Property ChineseName As String
            Get
                Return CType(Me(Me.tableSalesMan.ChineseNameColumn),String)
            End Get
            Set
                Me(Me.tableSalesMan.ChineseNameColumn) = value
            End Set
        End Property
        
        Public Property EnglishName As String
            Get
                Try 
                    Return CType(Me(Me.tableSalesMan.EnglishNameColumn),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("無法取得值，因為它是 DBNull。", e)
                End Try
            End Get
            Set
                Me(Me.tableSalesMan.EnglishNameColumn) = value
            End Set
        End Property
        
        Public Property ContactPhone As String
            Get
                Try 
                    Return CType(Me(Me.tableSalesMan.ContactPhoneColumn),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("無法取得值，因為它是 DBNull。", e)
                End Try
            End Get
            Set
                Me(Me.tableSalesMan.ContactPhoneColumn) = value
            End Set
        End Property
        
        Public Property MobilePhone As String
            Get
                Try 
                    Return CType(Me(Me.tableSalesMan.MobilePhoneColumn),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("無法取得值，因為它是 DBNull。", e)
                End Try
            End Get
            Set
                Me(Me.tableSalesMan.MobilePhoneColumn) = value
            End Set
        End Property
        
        Public Property ContactAddress As String
            Get
                Try 
                    Return CType(Me(Me.tableSalesMan.ContactAddressColumn),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("無法取得值，因為它是 DBNull。", e)
                End Try
            End Get
            Set
                Me(Me.tableSalesMan.ContactAddressColumn) = value
            End Set
        End Property
        
        Public Property EMail As String
            Get
                Try 
                    Return CType(Me(Me.tableSalesMan.EMailColumn),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("無法取得值，因為它是 DBNull。", e)
                End Try
            End Get
            Set
                Me(Me.tableSalesMan.EMailColumn) = value
            End Set
        End Property
        
        Public Function IsEnglishNameNull() As Boolean
            Return Me.IsNull(Me.tableSalesMan.EnglishNameColumn)
        End Function
        
        Public Sub SetEnglishNameNull()
            Me(Me.tableSalesMan.EnglishNameColumn) = System.Convert.DBNull
        End Sub
        
        Public Function IsContactPhoneNull() As Boolean
            Return Me.IsNull(Me.tableSalesMan.ContactPhoneColumn)
        End Function
        
        Public Sub SetContactPhoneNull()
            Me(Me.tableSalesMan.ContactPhoneColumn) = System.Convert.DBNull
        End Sub
        
        Public Function IsMobilePhoneNull() As Boolean
            Return Me.IsNull(Me.tableSalesMan.MobilePhoneColumn)
        End Function
        
        Public Sub SetMobilePhoneNull()
            Me(Me.tableSalesMan.MobilePhoneColumn) = System.Convert.DBNull
        End Sub
        
        Public Function IsContactAddressNull() As Boolean
            Return Me.IsNull(Me.tableSalesMan.ContactAddressColumn)
        End Function
        
        Public Sub SetContactAddressNull()
            Me(Me.tableSalesMan.ContactAddressColumn) = System.Convert.DBNull
        End Sub
        
        Public Function IsEMailNull() As Boolean
            Return Me.IsNull(Me.tableSalesMan.EMailColumn)
        End Function
        
        Public Sub SetEMailNull()
            Me(Me.tableSalesMan.EMailColumn) = System.Convert.DBNull
        End Sub
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class SalesManRowChangeEvent
        Inherits EventArgs
        
        Private eventRow As SalesManRow
        
        Private eventAction As DataRowAction
        
        Public Sub New(ByVal row As SalesManRow, ByVal action As DataRowAction)
            MyBase.New
            Me.eventRow = row
            Me.eventAction = action
        End Sub
        
        Public ReadOnly Property Row As SalesManRow
            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