dsproduct.vb

采用Visual Bacis.NET开发的电子商务系统.

'------------------------------------------------------------------------------
' <autogenerated>
'     This code was generated by a tool.
'     Runtime Version: 1.0.3705.0
'
'     Changes to this file may cause incorrect behavior and will be lost if 
'     the code is regenerated.
' </autogenerated>
'------------------------------------------------------------------------------

Option Strict Off
Option Explicit On

Imports System
Imports System.Data
Imports System.Runtime.Serialization
Imports System.Xml

<Serializable(), _
     System.ComponentModel.DesignerCategoryAttribute("code"), _
     System.Diagnostics.DebuggerStepThrough(), _
     System.ComponentModel.ToolboxItem(True)> _
    Public Class dsProduct
    Inherits DataSet

    Private tableProducts As ProductsDataTable

    Public Sub New()
        MyBase.New()
        Me.InitClass()
        Dim schemaChangedHandler As System.ComponentModel.CollectionChangeEventHandler = AddressOf Me.SchemaChanged
        AddHandler Me.Tables.CollectionChanged, schemaChangedHandler
        AddHandler Me.Relations.CollectionChanged, schemaChangedHandler
    End Sub

    Protected Sub New(ByVal info As SerializationInfo, ByVal context As StreamingContext)
        MyBase.New()
        Dim strSchema As String = CType(info.GetValue("XmlSchema", GetType(System.String)), String)
        If (Not (strSchema) Is Nothing) Then
            Dim ds As DataSet = New DataSet()
            ds.ReadXmlSchema(New XmlTextReader(New System.IO.StringReader(strSchema)))
            If (Not (ds.Tables("Products")) Is Nothing) Then
                Me.Tables.Add(New ProductsDataTable(ds.Tables("Products")))
            End If
            Me.DataSetName = ds.DataSetName
            Me.Prefix = ds.Prefix
            Me.Namespace = ds.Namespace
            Me.Locale = ds.Locale
            Me.CaseSensitive = ds.CaseSensitive
            Me.EnforceConstraints = ds.EnforceConstraints
            Me.Merge(ds, False, System.Data.MissingSchemaAction.Add)
            Me.InitVars()
        Else
            Me.InitClass()
        End If
        Me.GetSerializationData(info, context)
        Dim schemaChangedHandler As System.ComponentModel.CollectionChangeEventHandler = AddressOf Me.SchemaChanged
        AddHandler Me.Tables.CollectionChanged, schemaChangedHandler
        AddHandler Me.Relations.CollectionChanged, schemaChangedHandler
    End Sub

    <System.ComponentModel.Browsable(False), _
     System.ComponentModel.DesignerSerializationVisibilityAttribute(System.ComponentModel.DesignerSerializationVisibility.Content)> _
    Public ReadOnly Property Products() As ProductsDataTable
        Get
            Return Me.tableProducts
        End Get
    End Property

    Public Overrides Function Clone() As DataSet
        Dim cln As dsProduct = CType(MyBase.Clone, dsProduct)
        cln.InitVars()
        Return cln
    End Function

    Protected Overrides Function ShouldSerializeTables() As Boolean
        Return False
    End Function

    Protected Overrides Function ShouldSerializeRelations() As Boolean
        Return False
    End Function

    Protected Overrides Sub ReadXmlSerializable(ByVal reader As XmlReader)
        Me.Reset()
        Dim ds As DataSet = New DataSet()
        ds.ReadXml(reader)
        If (Not (ds.Tables("Products")) Is Nothing) Then
            Me.Tables.Add(New ProductsDataTable(ds.Tables("Products")))
        End If
        Me.DataSetName = ds.DataSetName
        Me.Prefix = ds.Prefix
        Me.Namespace = ds.Namespace
        Me.Locale = ds.Locale
        Me.CaseSensitive = ds.CaseSensitive
        Me.EnforceConstraints = ds.EnforceConstraints
        Me.Merge(ds, False, System.Data.MissingSchemaAction.Add)
        Me.InitVars()
    End Sub

    Protected Overrides Function GetSchemaSerializable() As System.Xml.Schema.XmlSchema
        Dim stream As System.IO.MemoryStream = New System.IO.MemoryStream()
        Me.WriteXmlSchema(New XmlTextWriter(stream, Nothing))
        stream.Position = 0
        Return System.Xml.Schema.XmlSchema.Read(New XmlTextReader(stream), Nothing)
    End Function

    Public Sub InitVars()
        Me.tableProducts = CType(Me.Tables("Products"), ProductsDataTable)
        If (Not (Me.tableProducts) Is Nothing) Then
            Me.tableProducts.InitVars()
        End If
    End Sub

    Private Sub InitClass()
        Me.DataSetName = "dsProduct"
        Me.Prefix = ""
        Me.Namespace = "http://tempuri.org/dsProduct.xsd"
        Me.Locale = New System.Globalization.CultureInfo("en-US")
        Me.CaseSensitive = False
        Me.EnforceConstraints = True
        Me.tableProducts = New ProductsDataTable()
        Me.Tables.Add(Me.tableProducts)
    End Sub

    Private Function ShouldSerializeProducts() As Boolean
        Return False
    End Function

    Private Sub SchemaChanged(ByVal sender As Object, ByVal e As System.ComponentModel.CollectionChangeEventArgs)
        If (e.Action = System.ComponentModel.CollectionChangeAction.Remove) Then
            Me.InitVars()
        End If
    End Sub

    Public Delegate Sub ProductsRowChangeEventHandler(ByVal sender As Object, ByVal e As ProductsRowChangeEvent)

    <System.Diagnostics.DebuggerStepThrough()> _
    Public Class ProductsDataTable
        Inherits DataTable
        Implements System.Collections.IEnumerable

        Private columnProductID As DataColumn

        Private columnSKU As DataColumn

        Private columnProductType As DataColumn

        Private columnProductDate As DataColumn

        Private columnProductName As DataColumn

        Private columnDescription As DataColumn

        Private columnProductSize As DataColumn

        Private columnImageURL As DataColumn

        Private columnUnitPrice As DataColumn

        Private columnOnSale As DataColumn

        Public Sub New()
            MyBase.New("Products")
            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

        Public ReadOnly Property ProductIDColumn() As DataColumn
            Get
                Return Me.columnProductID
            End Get
        End Property

        Friend ReadOnly Property SKUColumn() As DataColumn
            Get
                Return Me.columnSKU
            End Get
        End Property

        Friend ReadOnly Property ProductTypeColumn() As DataColumn
            Get
                Return Me.columnProductType
            End Get
        End Property

        Friend ReadOnly Property ProductDateColumn() As DataColumn
            Get
                Return Me.columnProductDate
            End Get
        End Property

        Friend ReadOnly Property ProductNameColumn() As DataColumn
            Get
                Return Me.columnProductName
            End Get
        End Property

        Friend ReadOnly Property DescriptionColumn() As DataColumn
            Get
                Return Me.columnDescription
            End Get
        End Property

        Friend ReadOnly Property ProductSizeColumn() As DataColumn
            Get
                Return Me.columnProductSize
            End Get
        End Property

        Friend ReadOnly Property ImageURLColumn() As DataColumn
            Get
                Return Me.columnImageURL
            End Get
        End Property

        Friend ReadOnly Property UnitPriceColumn() As DataColumn
            Get
                Return Me.columnUnitPrice
            End Get
        End Property

        Friend ReadOnly Property OnSaleColumn() As DataColumn
            Get
                Return Me.columnOnSale
            End Get
        End Property

        Default Public ReadOnly Property Item(ByVal index As Integer) As ProductsRow
            Get
                Return CType(Me.Rows(index), ProductsRow)
            End Get
        End Property

        Public Event ProductsRowChanged As ProductsRowChangeEventHandler

        Public Event ProductsRowChanging As ProductsRowChangeEventHandler

        Public Event ProductsRowDeleted As ProductsRowChangeEventHandler

        Public Event ProductsRowDeleting As ProductsRowChangeEventHandler

        Public Overloads Sub AddProductsRow(ByVal row As ProductsRow)
            Me.Rows.Add(row)
        End Sub

        Public Overloads Function AddProductsRow(ByVal ProductID As System.Guid, ByVal SKU As String, ByVal ProductType As String, ByVal ProductDate As Date, ByVal ProductName As String, ByVal Description As String, ByVal ProductSize As String, ByVal ImageURL As String, ByVal UnitPrice As Decimal, ByVal OnSale As Boolean) As ProductsRow
            Dim rowProductsRow As ProductsRow = CType(Me.NewRow, ProductsRow)
            rowProductsRow.ItemArray = New Object() {ProductID, SKU, ProductType, ProductDate, ProductName, Description, ProductSize, ImageURL, UnitPrice, OnSale}
            Me.Rows.Add(rowProductsRow)
            Return rowProductsRow
        End Function

        Public Function FindByProductID(ByVal ProductID As System.Guid) As ProductsRow
            Return CType(Me.Rows.Find(New Object() {ProductID}), ProductsRow)
        End Function

        Public Function GetEnumerator() As System.Collections.IEnumerator Implements System.Collections.IEnumerable.GetEnumerator
            Return Me.Rows.GetEnumerator