mydataset.vb

Visual Basic.net 实例入门

'------------------------------------------------------------------------------
' <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 MyDataSet
    Inherits DataSet
    
    Private table学生成绩表 As 学生成绩表DataTable
    
    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("学生成绩表")) Is Nothing) Then
                Me.Tables.Add(New 学生成绩表DataTable(ds.Tables("学生成绩表")))
            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 学生成绩表 As 学生成绩表DataTable
        Get
            Return Me.table学生成绩表
        End Get
    End Property
    
    Public Overrides Function Clone() As DataSet
        Dim cln As MyDataSet = CType(MyBase.Clone,MyDataSet)
        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("学生成绩表")) Is Nothing) Then
            Me.Tables.Add(New 学生成绩表DataTable(ds.Tables("学生成绩表")))
        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.table学生成绩表 = CType(Me.Tables("学生成绩表"),学生成绩表DataTable)
        If (Not (Me.table学生成绩表) Is Nothing) Then
            Me.table学生成绩表.InitVars
        End If
    End Sub
    
    Private Sub InitClass()
        Me.DataSetName = "MyDataSet"
        Me.Prefix = ""
        Me.Namespace = "http://www.tempuri.org/MyDataSet.xsd"
        Me.Locale = New System.Globalization.CultureInfo("zh-CN")
        Me.CaseSensitive = false
        Me.EnforceConstraints = true
        Me.table学生成绩表 = New 学生成绩表DataTable
        Me.Tables.Add(Me.table学生成绩表)
    End Sub
    
    Private Function ShouldSerialize学生成绩表() 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 学生成绩表RowChangeEventHandler(ByVal sender As Object, ByVal e As 学生成绩表RowChangeEvent)
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class 学生成绩表DataTable
        Inherits DataTable
        Implements System.Collections.IEnumerable
        
        Private columnID号 As DataColumn
        
        Private column姓名 As DataColumn
        
        Private column语文 As DataColumn
        
        Private column数学 As DataColumn
        
        Private column英语 As DataColumn
        
        Friend Sub New()
            MyBase.New("学生成绩表")
            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 ID号Column As DataColumn
            Get
                Return Me.columnID号
            End Get
        End Property
        
        Friend ReadOnly Property 姓名Column As DataColumn
            Get
                Return Me.column姓名
            End Get
        End Property
        
        Friend ReadOnly Property 语文Column As DataColumn
            Get
                Return Me.column语文
            End Get
        End Property
        
        Friend ReadOnly Property 数学Column As DataColumn
            Get
                Return Me.column数学
            End Get
        End Property
        
        Friend ReadOnly Property 英语Column As DataColumn
            Get
                Return Me.column英语
            End Get
        End Property
        
        Public Default ReadOnly Property Item(ByVal index As Integer) As 学生成绩表Row
            Get
                Return CType(Me.Rows(index),学生成绩表Row)
            End Get
        End Property
        
        Public Event 学生成绩表RowChanged As 学生成绩表RowChangeEventHandler
        
        Public Event 学生成绩表RowChanging As 学生成绩表RowChangeEventHandler
        
        Public Event 学生成绩表RowDeleted As 学生成绩表RowChangeEventHandler
        
        Public Event 学生成绩表RowDeleting As 学生成绩表RowChangeEventHandler
        
        Public Overloads Sub Add学生成绩表Row(ByVal row As 学生成绩表Row)