dsin110.vb

通用进销存-visual basic编写

                RaiseEvent ChangeDetailRowDeleted(Me, New ChangeDetailRowChangeEvent(CType(e.Row,ChangeDetailRow), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowDeleting(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowDeleting(e)
            If (Not (Me.ChangeDetailRowDeletingEvent) Is Nothing) Then
                RaiseEvent ChangeDetailRowDeleting(Me, New ChangeDetailRowChangeEvent(CType(e.Row,ChangeDetailRow), e.Action))
            End If
        End Sub
        
        Public Sub RemoveChangeDetailRow(ByVal row As ChangeDetailRow)
            Me.Rows.Remove(row)
        End Sub
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class ChangeDetailRow
        Inherits DataRow
        
        Private tableChangeDetail As ChangeDetailDataTable
        
        Friend Sub New(ByVal rb As DataRowBuilder)
            MyBase.New(rb)
            Me.tableChangeDetail = CType(Me.Table,ChangeDetailDataTable)
        End Sub
        
        Public Property ChangeID As String
            Get
                Return CType(Me(Me.tableChangeDetail.ChangeIDColumn),String)
            End Get
            Set
                Me(Me.tableChangeDetail.ChangeIDColumn) = value
            End Set
        End Property
        
        Public Property ProductID As String
            Get
                Return CType(Me(Me.tableChangeDetail.ProductIDColumn),String)
            End Get
            Set
                Me(Me.tableChangeDetail.ProductIDColumn) = value
            End Set
        End Property
        
        Public Property ChangeQuantity As Decimal
            Get
                Return CType(Me(Me.tableChangeDetail.ChangeQuantityColumn),Decimal)
            End Get
            Set
                Me(Me.tableChangeDetail.ChangeQuantityColumn) = value
            End Set
        End Property
        
        Public Property ChangeAmount As Decimal
            Get
                Return CType(Me(Me.tableChangeDetail.ChangeAmountColumn),Decimal)
            End Get
            Set
                Me(Me.tableChangeDetail.ChangeAmountColumn) = value
            End Set
        End Property
        
        Public Property ChangeMasterRow As ChangeMasterRow
            Get
                Return CType(Me.GetParentRow(Me.Table.ParentRelations("ChangeMasterChangeDetail")),ChangeMasterRow)
            End Get
            Set
                Me.SetParentRow(value, Me.Table.ParentRelations("ChangeMasterChangeDetail"))
            End Set
        End Property
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class ChangeDetailRowChangeEvent
        Inherits EventArgs
        
        Private eventRow As ChangeDetailRow
        
        Private eventAction As DataRowAction
        
        Public Sub New(ByVal row As ChangeDetailRow, ByVal action As DataRowAction)
            MyBase.New
            Me.eventRow = row
            Me.eventAction = action
        End Sub
        
        Public ReadOnly Property Row As ChangeDetailRow
            Get
                Return Me.eventRow
            End Get
        End Property
        
        Public ReadOnly Property Action As DataRowAction
            Get
                Return Me.eventAction
            End Get
        End Property
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class ChangeMasterDataTable
        Inherits DataTable
        Implements System.Collections.IEnumerable
        
        Private columnChangeID As DataColumn
        
        Private columnChangeDate As DataColumn
        
        Private columnDescription As DataColumn
        
        Friend Sub New()
            MyBase.New("ChangeMaster")
            Me.InitClass
        End Sub
        
        Friend Sub New(ByVal table As DataTable)
            MyBase.New(table.TableName)
            If (table.CaseSensitive <> table.DataSet.CaseSensitive) Then
                Me.CaseSensitive = table.CaseSensitive
            End If
            If (table.Locale.ToString <> table.DataSet.Locale.ToString) Then
                Me.Locale = table.Locale
            End If
            If (table.Namespace <> table.DataSet.Namespace) Then
                Me.Namespace = table.Namespace
            End If
            Me.Prefix = table.Prefix
            Me.MinimumCapacity = table.MinimumCapacity
            Me.DisplayExpression = table.DisplayExpression
        End Sub
        
        <System.ComponentModel.Browsable(false)>  _
        Public ReadOnly Property Count As Integer
            Get
                Return Me.Rows.Count
            End Get
        End Property
        
        Friend ReadOnly Property ChangeIDColumn As DataColumn
            Get
                Return Me.columnChangeID
            End Get
        End Property
        
        Friend ReadOnly Property ChangeDateColumn As DataColumn
            Get
                Return Me.columnChangeDate
            End Get
        End Property
        
        Friend ReadOnly Property DescriptionColumn As DataColumn
            Get
                Return Me.columnDescription
            End Get
        End Property
        
        Public Default ReadOnly Property Item(ByVal index As Integer) As ChangeMasterRow
            Get
                Return CType(Me.Rows(index),ChangeMasterRow)
            End Get
        End Property
        
        Public Event ChangeMasterRowChanged As ChangeMasterRowChangeEventHandler
        
        Public Event ChangeMasterRowChanging As ChangeMasterRowChangeEventHandler
        
        Public Event ChangeMasterRowDeleted As ChangeMasterRowChangeEventHandler
        
        Public Event ChangeMasterRowDeleting As ChangeMasterRowChangeEventHandler
        
        Public Overloads Sub AddChangeMasterRow(ByVal row As ChangeMasterRow)
            Me.Rows.Add(row)
        End Sub
        
        Public Overloads Function AddChangeMasterRow(ByVal ChangeID As String, ByVal ChangeDate As Date, ByVal Description As String) As ChangeMasterRow
            Dim rowChangeMasterRow As ChangeMasterRow = CType(Me.NewRow,ChangeMasterRow)
            rowChangeMasterRow.ItemArray = New Object() {ChangeID, ChangeDate, Description}
            Me.Rows.Add(rowChangeMasterRow)
            Return rowChangeMasterRow
        End Function
        
        Public Function FindByChangeID(ByVal ChangeID As String) As ChangeMasterRow
            Return CType(Me.Rows.Find(New Object() {ChangeID}),ChangeMasterRow)
        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 ChangeMasterDataTable = CType(MyBase.Clone,ChangeMasterDataTable)
            cln.InitVars
            Return cln
        End Function
        
        Friend Sub InitVars()
            Me.columnChangeID = Me.Columns("ChangeID")
            Me.columnChangeDate = Me.Columns("ChangeDate")
            Me.columnDescription = Me.Columns("Description")
        End Sub
        
        Private Sub InitClass()
            Me.columnChangeID = New DataColumn("ChangeID", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnChangeID)
            Me.columnChangeDate = New DataColumn("ChangeDate", GetType(System.DateTime), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnChangeDate)
            Me.columnDescription = New DataColumn("Description", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnDescription)
            Me.Constraints.Add(New UniqueConstraint("Constraint1", New DataColumn() {Me.columnChangeID}, true))
            Me.columnChangeID.AllowDBNull = false
            Me.columnChangeID.Unique = true
            Me.columnChangeDate.AllowDBNull = false
            Me.columnDescription.AllowDBNull = false
        End Sub
        
        Public Function NewChangeMasterRow() As ChangeMasterRow
            Return CType(Me.NewRow,ChangeMasterRow)
        End Function
        
        Protected Overrides Function NewRowFromBuilder(ByVal builder As DataRowBuilder) As DataRow
            Return New ChangeMasterRow(builder)
        End Function
        
        Protected Overrides Function GetRowType() As System.Type
            Return GetType(ChangeMasterRow)
        End Function
        
        Protected Overrides Sub OnRowChanged(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowChanged(e)
            If (Not (Me.ChangeMasterRowChangedEvent) Is Nothing) Then
                RaiseEvent ChangeMasterRowChanged(Me, New ChangeMasterRowChangeEvent(CType(e.Row,ChangeMasterRow), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowChanging(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowChanging(e)
            If (Not (Me.ChangeMasterRowChangingEvent) Is Nothing) Then
                RaiseEvent ChangeMasterRowChanging(Me, New ChangeMasterRowChangeEvent(CType(e.Row,ChangeMasterRow), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowDeleted(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowDeleted(e)
            If (Not (Me.ChangeMasterRowDeletedEvent) Is Nothing) Then
                RaiseEvent ChangeMasterRowDeleted(Me, New ChangeMasterRowChangeEvent(CType(e.Row,ChangeMasterRow), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowDeleting(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowDeleting(e)
            If (Not (Me.ChangeMasterRowDeletingEvent) Is Nothing) Then
                RaiseEvent ChangeMasterRowDeleting(Me, New ChangeMasterRowChangeEvent(CType(e.Row,ChangeMasterRow), e.Action))
            End If
        End Sub
        
        Public Sub RemoveChangeMasterRow(ByVal row As ChangeMasterRow)
            Me.Rows.Remove(row)
        End Sub
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class ChangeMasterRow
        Inherits DataRow
        
        Private tableChangeMaster As ChangeMasterDataTable
        
        Friend Sub New(ByVal rb As DataRowBuilder)
            MyBase.New(rb)
            Me.tableChangeMaster = CType(Me.Table,ChangeMasterDataTable)
        End Sub
        
        Public Property ChangeID As String
            Get
                Return CType(Me(Me.tableChangeMaster.ChangeIDColumn),String)
            End Get
            Set
                Me(Me.tableChangeMaster.ChangeIDColumn) = value
            End Set
        End Property
        
        Public Property ChangeDate As Date
            Get
                Return CType(Me(Me.tableChangeMaster.ChangeDateColumn),Date)
            End Get
            Set
                Me(Me.tableChangeMaster.ChangeDateColumn) = value
            End Set
        End Property
        
        Public Property Description As String
            Get
                Return CType(Me(Me.tableChangeMaster.DescriptionColumn),String)
            End Get
            Set
                Me(Me.tableChangeMaster.DescriptionColumn) = value
            End Set
        End Property
        
        Public Function GetChangeDetailRows() As ChangeDetailRow()
            Return CType(Me.GetChildRows(Me.Table.ChildRelations("ChangeMasterChangeDetail")),ChangeDetailRow())
        End Function
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class ChangeMasterRowChangeEvent
        Inherits EventArgs
        
        Private eventRow As ChangeMasterRow
        
        Private eventAction As DataRowAction
        
        Public Sub New(ByVal row As ChangeMasterRow, ByVal action As DataRowAction)
            MyBase.New
            Me.eventRow = row
            Me.eventAction = action
        End Sub
        
        Public ReadOnly Property Row As ChangeMasterRow
            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