dsba230.vb

通用进销存-visual basic编写

        Friend ReadOnly Property DeliveryAddressColumn As DataColumn
            Get
                Return Me.columnDeliveryAddress
            End Get
        End Property
        
        Friend ReadOnly Property InvoiceAddressColumn As DataColumn
            Get
                Return Me.columnInvoiceAddress
            End Get
        End Property
        
        Friend ReadOnly Property LastPurchaseDateColumn As DataColumn
            Get
                Return Me.columnLastPurchaseDate
            End Get
        End Property
        
        Friend ReadOnly Property PayDaysColumn As DataColumn
            Get
                Return Me.columnPayDays
            End Get
        End Property
        
        Friend ReadOnly Property PrepaidColumn As DataColumn
            Get
                Return Me.columnPrepaid
            End Get
        End Property
        
        Public Default ReadOnly Property Item(ByVal index As Integer) As SupplierRow
            Get
                Return CType(Me.Rows(index),SupplierRow)
            End Get
        End Property
        
        Public Event SupplierRowChanged As SupplierRowChangeEventHandler
        
        Public Event SupplierRowChanging As SupplierRowChangeEventHandler
        
        Public Event SupplierRowDeleted As SupplierRowChangeEventHandler
        
        Public Event SupplierRowDeleting As SupplierRowChangeEventHandler
        
        Public Overloads Sub AddSupplierRow(ByVal row As SupplierRow)
            Me.Rows.Add(row)
        End Sub
        
        Public Overloads Function AddSupplierRow( _
                    ByVal SupplierID As String,  _
                    ByVal SupplierAttribName As String,  _
                    ByVal SupplierName As String,  _
                    ByVal InvoiceNo As String,  _
                    ByVal Owner As String,  _
                    ByVal RocID As String,  _
                    ByVal Phone1 As String,  _
                    ByVal Phone2 As String,  _
                    ByVal Fax As String,  _
                    ByVal ContactName1 As String,  _
                    ByVal ContactName2 As String,  _
                    ByVal CompanyAddress As String,  _
                    ByVal DeliveryAddress As String,  _
                    ByVal InvoiceAddress As String,  _
                    ByVal LastPurchaseDate As Date,  _
                    ByVal PayDays As Decimal,  _
                    ByVal Prepaid As Decimal) As SupplierRow
            Dim rowSupplierRow As SupplierRow = CType(Me.NewRow,SupplierRow)
            rowSupplierRow.ItemArray = New Object() {SupplierID, SupplierAttribName, SupplierName, InvoiceNo, Owner, RocID, Phone1, Phone2, Fax, ContactName1, ContactName2, CompanyAddress, DeliveryAddress, InvoiceAddress, LastPurchaseDate, PayDays, Prepaid}
            Me.Rows.Add(rowSupplierRow)
            Return rowSupplierRow
        End Function
        
        Public Function FindBySupplierID(ByVal SupplierID As String) As SupplierRow
            Return CType(Me.Rows.Find(New Object() {SupplierID}),SupplierRow)
        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 SupplierDataTable = CType(MyBase.Clone,SupplierDataTable)
            cln.InitVars
            Return cln
        End Function
        
        Friend Sub InitVars()
            Me.columnSupplierID = Me.Columns("SupplierID")
            Me.columnSupplierAttribName = Me.Columns("SupplierAttribName")
            Me.columnSupplierName = Me.Columns("SupplierName")
            Me.columnInvoiceNo = Me.Columns("InvoiceNo")
            Me.columnOwner = Me.Columns("Owner")
            Me.columnRocID = Me.Columns("RocID")
            Me.columnPhone1 = Me.Columns("Phone1")
            Me.columnPhone2 = Me.Columns("Phone2")
            Me.columnFax = Me.Columns("Fax")
            Me.columnContactName1 = Me.Columns("ContactName1")
            Me.columnContactName2 = Me.Columns("ContactName2")
            Me.columnCompanyAddress = Me.Columns("CompanyAddress")
            Me.columnDeliveryAddress = Me.Columns("DeliveryAddress")
            Me.columnInvoiceAddress = Me.Columns("InvoiceAddress")
            Me.columnLastPurchaseDate = Me.Columns("LastPurchaseDate")
            Me.columnPayDays = Me.Columns("PayDays")
            Me.columnPrepaid = Me.Columns("Prepaid")
        End Sub
        
        Private Sub InitClass()
            Me.columnSupplierID = New DataColumn("SupplierID", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnSupplierID)
            Me.columnSupplierAttribName = New DataColumn("SupplierAttribName", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnSupplierAttribName)
            Me.columnSupplierName = New DataColumn("SupplierName", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnSupplierName)
            Me.columnInvoiceNo = New DataColumn("InvoiceNo", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnInvoiceNo)
            Me.columnOwner = New DataColumn("Owner", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnOwner)
            Me.columnRocID = New DataColumn("RocID", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnRocID)
            Me.columnPhone1 = New DataColumn("Phone1", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnPhone1)
            Me.columnPhone2 = New DataColumn("Phone2", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnPhone2)
            Me.columnFax = New DataColumn("Fax", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnFax)
            Me.columnContactName1 = New DataColumn("ContactName1", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnContactName1)
            Me.columnContactName2 = New DataColumn("ContactName2", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnContactName2)
            Me.columnCompanyAddress = New DataColumn("CompanyAddress", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnCompanyAddress)
            Me.columnDeliveryAddress = New DataColumn("DeliveryAddress", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnDeliveryAddress)
            Me.columnInvoiceAddress = New DataColumn("InvoiceAddress", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnInvoiceAddress)
            Me.columnLastPurchaseDate = New DataColumn("LastPurchaseDate", GetType(System.DateTime), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnLastPurchaseDate)
            Me.columnPayDays = New DataColumn("PayDays", GetType(System.Decimal), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnPayDays)
            Me.columnPrepaid = New DataColumn("Prepaid", GetType(System.Decimal), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnPrepaid)
            Me.Constraints.Add(New UniqueConstraint("Constraint1", New DataColumn() {Me.columnSupplierID}, true))
            Me.columnSupplierID.AllowDBNull = false
            Me.columnSupplierID.Unique = true
            Me.columnSupplierAttribName.AllowDBNull = false
            Me.columnPayDays.AllowDBNull = false
        End Sub
        
        Public Function NewSupplierRow() As SupplierRow
            Return CType(Me.NewRow,SupplierRow)
        End Function
        
        Protected Overrides Function NewRowFromBuilder(ByVal builder As DataRowBuilder) As DataRow
            Return New SupplierRow(builder)
        End Function
        
        Protected Overrides Function GetRowType() As System.Type
            Return GetType(SupplierRow)
        End Function
        
        Protected Overrides Sub OnRowChanged(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowChanged(e)
            If (Not (Me.SupplierRowChangedEvent) Is Nothing) Then
                RaiseEvent SupplierRowChanged(Me, New SupplierRowChangeEvent(CType(e.Row,SupplierRow), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowChanging(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowChanging(e)
            If (Not (Me.SupplierRowChangingEvent) Is Nothing) Then
                RaiseEvent SupplierRowChanging(Me, New SupplierRowChangeEvent(CType(e.Row,SupplierRow), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowDeleted(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowDeleted(e)
            If (Not (Me.SupplierRowDeletedEvent) Is Nothing) Then
                RaiseEvent SupplierRowDeleted(Me, New SupplierRowChangeEvent(CType(e.Row,SupplierRow), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowDeleting(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowDeleting(e)
            If (Not (Me.SupplierRowDeletingEvent) Is Nothing) Then
                RaiseEvent SupplierRowDeleting(Me, New SupplierRowChangeEvent(CType(e.Row,SupplierRow), e.Action))
            End If
        End Sub
        
        Public Sub RemoveSupplierRow(ByVal row As SupplierRow)
            Me.Rows.Remove(row)
        End Sub
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class SupplierRow
        Inherits DataRow
        
        Private tableSupplier As SupplierDataTable
        
        Friend Sub New(ByVal rb As DataRowBuilder)
            MyBase.New(rb)
            Me.tableSupplier = CType(Me.Table,SupplierDataTable)
        End Sub
        
        Public Property SupplierID As String
            Get
                Return CType(Me(Me.tableSupplier.SupplierIDColumn),String)
            End Get
            Set
                Me(Me.tableSupplier.SupplierIDColumn) = value
            End Set
        End Property
        
        Public Property SupplierAttribName As String
            Get
                Return CType(Me(Me.tableSupplier.SupplierAttribNameColumn),String)
            End Get
            Set
                Me(Me.tableSupplier.SupplierAttribNameColumn) = value
            End Set
        End Property
        
        Public Property SupplierName As String
            Get
                Try 
                    Return CType(Me(Me.tableSupplier.SupplierNameColumn),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.tableSupplier.SupplierNameColumn) = value
            End Set
        End Property
        
        Public Property InvoiceNo As String
            Get
                Try 
                    Return CType(Me(Me.tableSupplier.InvoiceNoColumn),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.tableSupplier.InvoiceNoColumn) = value
            End Set
        End Property
        
        Public Property Owner As String
            Get
                Try 
                    Return CType(Me(Me.tableSupplier.OwnerColumn),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.tableSupplier.OwnerColumn) = value
            End Set
        End Property
        
        Public Property RocID As String
            Get
                Try 
                    Return CType(Me(Me.tableSupplier.RocIDColumn),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.tableSupplier.RocIDColumn) = value
            End Set
        End Property
        
        Public Property Phone1 As String
            Get
                Try