dsbook.vb

ASP.NET+sql开发的图书管理系统

'------------------------------------------------------------------------------
' <autogenerated>
'     This code was generated by a tool.
'     Runtime Version: 1.1.4322.573
'
'     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 DSBook
    Inherits DataSet
    
    Private tableBook As BookDataTable
    
    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("Book")) Is Nothing) Then
                Me.Tables.Add(New BookDataTable(ds.Tables("Book")))
            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 Book As BookDataTable
        Get
            Return Me.tableBook
        End Get
    End Property
    
    Public Overrides Function Clone() As DataSet
        Dim cln As DSBook = CType(MyBase.Clone,DSBook)
        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("Book")) Is Nothing) Then
            Me.Tables.Add(New BookDataTable(ds.Tables("Book")))
        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
    
    Friend Sub InitVars()
        Me.tableBook = CType(Me.Tables("Book"),BookDataTable)
        If (Not (Me.tableBook) Is Nothing) Then
            Me.tableBook.InitVars
        End If
    End Sub
    
    Private Sub InitClass()
        Me.DataSetName = "DSBook"
        Me.Prefix = ""
        Me.Namespace = "http://www.tempuri.org/DSBook.xsd"
        Me.Locale = New System.Globalization.CultureInfo("zh-CN")
        Me.CaseSensitive = false
        Me.EnforceConstraints = true
        Me.tableBook = New BookDataTable
        Me.Tables.Add(Me.tableBook)
    End Sub
    
    Private Function ShouldSerializeBook() 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 BookRowChangeEventHandler(ByVal sender As Object, ByVal e As BookRowChangeEvent)
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class BookDataTable
        Inherits DataTable
        Implements System.Collections.IEnumerable
        
        Private column图书编号 As DataColumn
        
        Private column书名 As DataColumn
        
        Private column作者 As DataColumn
        
        Private column出版社 As DataColumn
        
        Private column单价 As DataColumn
        
        Private column页码 As DataColumn
        
        Private column出版日期 As DataColumn
        
        Friend Sub New()
            MyBase.New("Book")
            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 图书编号Column As DataColumn
            Get
                Return Me.column图书编号
            End Get
        End Property
        
        Friend ReadOnly Property 书名Column As DataColumn
            Get
                Return Me.column书名
            End Get
        End Property
        
        Friend ReadOnly Property 作者Column As DataColumn
            Get
                Return Me.column作者
            End Get
        End Property
        
        Friend ReadOnly Property 出版社Column As DataColumn
            Get
                Return Me.column出版社
            End Get
        End Property
        
        Friend ReadOnly Property 单价Column As DataColumn
            Get
                Return Me.column单价
            End Get
        End Property
        
        Friend ReadOnly Property 页码Column As DataColumn
            Get
                Return Me.column页码
            End Get
        End Property
        
        Friend ReadOnly Property 出版日期Column As DataColumn
            Get
                Return Me.column出版日期
            End Get
        End Property
        
        Public Default ReadOnly Property Item(ByVal index As Integer) As BookRow
            Get
                Return CType(Me.Rows(index),BookRow)
            End Get
        End Property
        
        Public Event BookRowChanged As BookRowChangeEventHandler
        
        Public Event BookRowChanging As BookRowChangeEventHandler
        
        Public Event BookRowDeleted As BookRowChangeEventHandler
        
        Public Event BookRowDeleting As BookRowChangeEventHandler
        
        Public Overloads Sub AddBookRow(ByVal row As BookRow)
            Me.Rows.Add(row)
        End Sub
        
        Public Overloads Function AddBookRow(ByVal 图书编号 As String, ByVal 书名 As String, ByVal 作者 As String, ByVal 出版社 As String, ByVal 单价 As Decimal, ByVal 页码 As Short, ByVal 出版日期 As Date) As BookRow
            Dim rowBookRow As BookRow = CType(Me.NewRow,BookRow)
            rowBookRow.ItemArray = New Object() {图书编号, 书名, 作者, 出版社, 单价, 页码, 出版日期}
            Me.Rows.Add(rowBookRow)
            Return rowBookRow
        End Function