dataset2.vb

个人图书管理系统 一个VB开发的很好的图书信息管理系统,在学校的毕业

'------------------------------------------------------------------------------
' <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 DataSet2
    Inherits DataSet
    
    Private tablebooksheft As booksheftDataTable
    
    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("booksheft")) Is Nothing) Then
                Me.Tables.Add(New booksheftDataTable(ds.Tables("booksheft")))
            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 booksheft As booksheftDataTable
        Get
            Return Me.tablebooksheft
        End Get
    End Property
    
    Public Overrides Function Clone() As DataSet
        Dim cln As DataSet2 = CType(MyBase.Clone,DataSet2)
        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("booksheft")) Is Nothing) Then
            Me.Tables.Add(New booksheftDataTable(ds.Tables("booksheft")))
        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.tablebooksheft = CType(Me.Tables("booksheft"),booksheftDataTable)
        If (Not (Me.tablebooksheft) Is Nothing) Then
            Me.tablebooksheft.InitVars
        End If
    End Sub
    
    Private Sub InitClass()
        Me.DataSetName = "DataSet2"
        Me.Prefix = ""
        Me.Namespace = "http://www.tempuri.org/DataSet2.xsd"
        Me.Locale = New System.Globalization.CultureInfo("zh-CN")
        Me.CaseSensitive = false
        Me.EnforceConstraints = true
        Me.tablebooksheft = New booksheftDataTable
        Me.Tables.Add(Me.tablebooksheft)
    End Sub
    
    Private Function ShouldSerializebooksheft() 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 booksheftRowChangeEventHandler(ByVal sender As Object, ByVal e As booksheftRowChangeEvent)
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class booksheftDataTable
        Inherits DataTable
        Implements System.Collections.IEnumerable
        
        Private columnSheftName As DataColumn
        
        Private column编号 As DataColumn
        
        Friend Sub New()
            MyBase.New("booksheft")
            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 SheftNameColumn As DataColumn
            Get
                Return Me.columnSheftName
            End Get
        End Property
        
        Friend ReadOnly Property 编号Column As DataColumn
            Get
                Return Me.column编号
            End Get
        End Property
        
        Public Default ReadOnly Property Item(ByVal index As Integer) As booksheftRow
            Get
                Return CType(Me.Rows(index),booksheftRow)
            End Get
        End Property
        
        Public Event booksheftRowChanged As booksheftRowChangeEventHandler
        
        Public Event booksheftRowChanging As booksheftRowChangeEventHandler
        
        Public Event booksheftRowDeleted As booksheftRowChangeEventHandler
        
        Public Event booksheftRowDeleting As booksheftRowChangeEventHandler
        
        Public Overloads Sub AddbooksheftRow(ByVal row As booksheftRow)
            Me.Rows.Add(row)
        End Sub
        
        Public Overloads Function AddbooksheftRow(ByVal SheftName As String) As booksheftRow
            Dim rowbooksheftRow As booksheftRow = CType(Me.NewRow,booksheftRow)
            rowbooksheftRow.ItemArray = New Object() {SheftName, Nothing}
            Me.Rows.Add(rowbooksheftRow)
            Return rowbooksheftRow
        End Function
        
        Public Function FindBy编号(ByVal 编号 As Integer) As booksheftRow
            Return CType(Me.Rows.Find(New Object() {编号}),booksheftRow)
        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 booksheftDataTable = CType(MyBase.Clone,booksheftDataTable)
            cln.InitVars
            Return cln
        End Function
        
        Protected Overrides Function CreateInstance() As DataTable
            Return New booksheftDataTable
        End Function
        
        Friend Sub InitVars()
            Me.columnSheftName = Me.Columns("SheftName")
            Me.column编号 = Me.Columns("编号")
        End Sub
        
        Private Sub InitClass()
            Me.columnSheftName = New DataColumn("SheftName", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnSheftName)
            Me.column编号 = New DataColumn("编号", GetType(System.Int32), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.column编号)
            Me.Constraints.Add(New UniqueConstraint("Constraint1", New DataColumn() {Me.column编号}, true))
            Me.column编号.AutoIncrement = true
            Me.column编号.AllowDBNull = false
            Me.column编号.Unique = true
        End Sub
        
        Public Function NewbooksheftRow() As booksheftRow
            Return CType(Me.NewRow,booksheftRow)
        End Function
        
        Protected Overrides Function NewRowFromBuilder(ByVal builder As DataRowBuilder) As DataRow
            Return New booksheftRow(builder)
        End Function
        
        Protected Overrides Function GetRowType() As System.Type
            Return GetType(booksheftRow)
        End Function
        
        Protected Overrides Sub OnRowChanged(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowChanged(e)
            If (Not (Me.booksheftRowChangedEvent) Is Nothing) Then
                RaiseEvent booksheftRowChanged(Me, New booksheftRowChangeEvent(CType(e.Row,booksheftRow), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowChanging(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowChanging(e)
            If (Not (Me.booksheftRowChangingEvent) Is Nothing) Then
                RaiseEvent booksheftRowChanging(Me, New booksheftRowChangeEvent(CType(e.Row,booksheftRow), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowDeleted(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowDeleted(e)
            If (Not (Me.booksheftRowDeletedEvent) Is Nothing) Then
                RaiseEvent booksheftRowDeleted(Me, New booksheftRowChangeEvent(CType(e.Row,booksheftRow), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowDeleting(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowDeleting(e)
            If (Not (Me.booksheftRowDeletingEvent) Is Nothing) Then
                RaiseEvent booksheftRowDeleting(Me, New booksheftRowChangeEvent(CType(e.Row,booksheftRow), e.Action))
            End If
        End Sub
        
        Public Sub RemovebooksheftRow(ByVal row As booksheftRow)
            Me.Rows.Remove(row)
        End Sub
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class booksheftRow
        Inherits DataRow
        
        Private tablebooksheft As booksheftDataTable
        
        Friend Sub New(ByVal rb As DataRowBuilder)
            MyBase.New(rb)
            Me.tablebooksheft = CType(Me.Table,booksheftDataTable)
        End Sub
        
        Public Property SheftName As String
            Get
                Try 
                    Return CType(Me(Me.tablebooksheft.SheftNameColumn),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("无法获取值，因为它是 DBNull。", e)
                End Try
            End Get
            Set
                Me(Me.tablebooksheft.SheftNameColumn) = value
            End Set
        End Property
        
        Public Property 编号 As Integer
            Get
                Return CType(Me(Me.tablebooksheft.编号Column),Integer)
            End Get
            Set
                Me(Me.tablebooksheft.编号Column) = value
            End Set
        End Property
        
        Public Function IsSheftNameNull() As Boolean
            Return Me.IsNull(Me.tablebooksheft.SheftNameColumn)
        End Function
        
        Public Sub SetSheftNameNull()
            Me(Me.tablebooksheft.SheftNameColumn) = System.Convert.DBNull
        End Sub
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class booksheftRowChangeEvent
        Inherits EventArgs
        
        Private eventRow As booksheftRow
        
        Private eventAction As DataRowAction
        
        Public Sub New(ByVal row As booksheftRow, ByVal action As DataRowAction)
            MyBase.New
            Me.eventRow = row
            Me.eventAction = action
        End Sub
        
        Public ReadOnly Property Row As booksheftRow
            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