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Zip Files Easy!

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4.63/5 (44 votes)
25 Jul 2008CPOL2 min read 201.9K   11.9K   106  
The purpose of this article is to demonstrating zipping files using the ZipPackage class in this System.IO.Packaging namespace. This demonstration uses: VB.Net 2008 .Net, Framwork 3.0.
 
'------------------------------------------------------------------------------
' <auto-generated>
'     This code was generated by a tool.
'     Runtime Version:2.0.50727.1433
'
'     Changes to this file may cause incorrect behavior and will be lost if
'     the code is regenerated.
' </auto-generated>
'------------------------------------------------------------------------------

Option Strict Off
Option Explicit On



'''<summary>
'''Represents a strongly typed in-memory cache of data.
'''</summary>
<Global.System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "2.0.0.0"),  _
 Global.System.Serializable(),  _
 Global.System.ComponentModel.DesignerCategoryAttribute("code"),  _
 Global.System.ComponentModel.ToolboxItem(true),  _
 Global.System.Xml.Serialization.XmlSchemaProviderAttribute("GetTypedDataSetSchema"),  _
 Global.System.Xml.Serialization.XmlRootAttribute("DsFavorites"),  _
 Global.System.ComponentModel.Design.HelpKeywordAttribute("vs.data.DataSet")>  _
Partial Public Class DsFavorites
    Inherits Global.System.Data.DataSet
    
    Private tableZips As ZipsDataTable
    
    Private _schemaSerializationMode As Global.System.Data.SchemaSerializationMode = Global.System.Data.SchemaSerializationMode.IncludeSchema
    
    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
    Public Sub New()
        MyBase.New
        Me.BeginInit
        Me.InitClass
        Dim schemaChangedHandler As Global.System.ComponentModel.CollectionChangeEventHandler = AddressOf Me.SchemaChanged
        AddHandler MyBase.Tables.CollectionChanged, schemaChangedHandler
        AddHandler MyBase.Relations.CollectionChanged, schemaChangedHandler
        Me.EndInit
    End Sub
    
    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
    Protected Sub New(ByVal info As Global.System.Runtime.Serialization.SerializationInfo, ByVal context As Global.System.Runtime.Serialization.StreamingContext)
        MyBase.New(info, context, false)
        If (Me.IsBinarySerialized(info, context) = true) Then
            Me.InitVars(false)
            Dim schemaChangedHandler1 As Global.System.ComponentModel.CollectionChangeEventHandler = AddressOf Me.SchemaChanged
            AddHandler Me.Tables.CollectionChanged, schemaChangedHandler1
            AddHandler Me.Relations.CollectionChanged, schemaChangedHandler1
            Return
        End If
        Dim strSchema As String = CType(info.GetValue("XmlSchema", GetType(String)),String)
        If (Me.DetermineSchemaSerializationMode(info, context) = Global.System.Data.SchemaSerializationMode.IncludeSchema) Then
            Dim ds As Global.System.Data.DataSet = New Global.System.Data.DataSet
            ds.ReadXmlSchema(New Global.System.Xml.XmlTextReader(New Global.System.IO.StringReader(strSchema)))
            If (Not (ds.Tables("Zips")) Is Nothing) Then
                MyBase.Tables.Add(New ZipsDataTable(ds.Tables("Zips")))
            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, Global.System.Data.MissingSchemaAction.Add)
            Me.InitVars
        Else
            Me.ReadXmlSchema(New Global.System.Xml.XmlTextReader(New Global.System.IO.StringReader(strSchema)))
        End If
        Me.GetSerializationData(info, context)
        Dim schemaChangedHandler As Global.System.ComponentModel.CollectionChangeEventHandler = AddressOf Me.SchemaChanged
        AddHandler MyBase.Tables.CollectionChanged, schemaChangedHandler
        AddHandler Me.Relations.CollectionChanged, schemaChangedHandler
    End Sub
    
    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute(),  _
     Global.System.ComponentModel.Browsable(false),  _
     Global.System.ComponentModel.DesignerSerializationVisibility(Global.System.ComponentModel.DesignerSerializationVisibility.Content)>  _
    Public ReadOnly Property Zips() As ZipsDataTable
        Get
            Return Me.tableZips
        End Get
    End Property
    
    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute(),  _
     Global.System.ComponentModel.BrowsableAttribute(true),  _
     Global.System.ComponentModel.DesignerSerializationVisibilityAttribute(Global.System.ComponentModel.DesignerSerializationVisibility.Visible)>  _
    Public Overrides Property SchemaSerializationMode() As Global.System.Data.SchemaSerializationMode
        Get
            Return Me._schemaSerializationMode
        End Get
        Set
            Me._schemaSerializationMode = value
        End Set
    End Property
    
    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute(),  _
     Global.System.ComponentModel.DesignerSerializationVisibilityAttribute(Global.System.ComponentModel.DesignerSerializationVisibility.Hidden)>  _
    Public Shadows ReadOnly Property Tables() As Global.System.Data.DataTableCollection
        Get
            Return MyBase.Tables
        End Get
    End Property
    
    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute(),  _
     Global.System.ComponentModel.DesignerSerializationVisibilityAttribute(Global.System.ComponentModel.DesignerSerializationVisibility.Hidden)>  _
    Public Shadows ReadOnly Property Relations() As Global.System.Data.DataRelationCollection
        Get
            Return MyBase.Relations
        End Get
    End Property
    
    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
    Protected Overrides Sub InitializeDerivedDataSet()
        Me.BeginInit
        Me.InitClass
        Me.EndInit
    End Sub
    
    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
    Public Overrides Function Clone() As Global.System.Data.DataSet
        Dim cln As DsFavorites = CType(MyBase.Clone,DsFavorites)
        cln.InitVars
        cln.SchemaSerializationMode = Me.SchemaSerializationMode
        Return cln
    End Function
    
    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
    Protected Overrides Function ShouldSerializeTables() As Boolean
        Return false
    End Function
    
    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
    Protected Overrides Function ShouldSerializeRelations() As Boolean
        Return false
    End Function
    
    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
    Protected Overrides Sub ReadXmlSerializable(ByVal reader As Global.System.Xml.XmlReader)
        If (Me.DetermineSchemaSerializationMode(reader) = Global.System.Data.SchemaSerializationMode.IncludeSchema) Then
            Me.Reset
            Dim ds As Global.System.Data.DataSet = New Global.System.Data.DataSet
            ds.ReadXml(reader)
            If (Not (ds.Tables("Zips")) Is Nothing) Then
                MyBase.Tables.Add(New ZipsDataTable(ds.Tables("Zips")))
            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, Global.System.Data.MissingSchemaAction.Add)
            Me.InitVars
        Else
            Me.ReadXml(reader)
            Me.InitVars
        End If
    End Sub
    
    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
    Protected Overrides Function GetSchemaSerializable() As Global.System.Xml.Schema.XmlSchema
        Dim stream As Global.System.IO.MemoryStream = New Global.System.IO.MemoryStream
        Me.WriteXmlSchema(New Global.System.Xml.XmlTextWriter(stream, Nothing))
        stream.Position = 0
        Return Global.System.Xml.Schema.XmlSchema.Read(New Global.System.Xml.XmlTextReader(stream), Nothing)
    End Function
    
    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
    Friend Overloads Sub InitVars()
        Me.InitVars(true)
    End Sub
    
    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
    Friend Overloads Sub InitVars(ByVal initTable As Boolean)
        Me.tableZips = CType(MyBase.Tables("Zips"),ZipsDataTable)
        If (initTable = true) Then
            If (Not (Me.tableZips) Is Nothing) Then
                Me.tableZips.InitVars
            End If
        End If
    End Sub
    
    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
    Private Sub InitClass()
        Me.DataSetName = "DsFavorites"
        Me.Prefix = ""
        Me.Namespace = "http://tempuri.org/DsFavorites.xsd"
        Me.EnforceConstraints = true
        Me.SchemaSerializationMode = Global.System.Data.SchemaSerializationMode.IncludeSchema
        Me.tableZips = New ZipsDataTable
        MyBase.Tables.Add(Me.tableZips)
    End Sub
    
    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
    Private Function ShouldSerializeZips() As Boolean
        Return false
    End Function
    
    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
    Private Sub SchemaChanged(ByVal sender As Object, ByVal e As Global.System.ComponentModel.CollectionChangeEventArgs)
        If (e.Action = Global.System.ComponentModel.CollectionChangeAction.Remove) Then
            Me.InitVars
        End If
    End Sub
    
    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
    Public Shared Function GetTypedDataSetSchema(ByVal xs As Global.System.Xml.Schema.XmlSchemaSet) As Global.System.Xml.Schema.XmlSchemaComplexType
        Dim ds As DsFavorites = New DsFavorites
        Dim type As Global.System.Xml.Schema.XmlSchemaComplexType = New Global.System.Xml.Schema.XmlSchemaComplexType
        Dim sequence As Global.System.Xml.Schema.XmlSchemaSequence = New Global.System.Xml.Schema.XmlSchemaSequence
        Dim any As Global.System.Xml.Schema.XmlSchemaAny = New Global.System.Xml.Schema.XmlSchemaAny
        any.Namespace = ds.Namespace
        sequence.Items.Add(any)
        type.Particle = sequence
        Dim dsSchema As Global.System.Xml.Schema.XmlSchema = ds.GetSchemaSerializable
        If xs.Contains(dsSchema.TargetNamespace) Then
            Dim s1 As Global.System.IO.MemoryStream = New Global.System.IO.MemoryStream
            Dim s2 As Global.System.IO.MemoryStream = New Global.System.IO.MemoryStream
            Try 
                Dim schema As Global.System.Xml.Schema.XmlSchema = Nothing
                dsSchema.Write(s1)
                Dim schemas As Global.System.Collections.IEnumerator = xs.Schemas(dsSchema.TargetNamespace).GetEnumerator
                Do While schemas.MoveNext
                    schema = CType(schemas.Current,Global.System.Xml.Schema.XmlSchema)
                    s2.SetLength(0)
                    schema.Write(s2)
                    If (s1.Length = s2.Length) Then
                        s1.Position = 0
                        s2.Position = 0
                        
                        Do While ((s1.Position <> s1.Length)  _
                                    AndAlso (s1.ReadByte = s2.ReadByte))
                            
                            
                        Loop
                        If (s1.Position = s1.Length) Then
                            Return type
                        End If
                    End If
                    
                Loop
            Finally
                If (Not (s1) Is Nothing) Then
                    s1.Close
                End If
                If (Not (s2) Is Nothing) Then
                    s2.Close
                End If
            End Try
        End If
        xs.Add(dsSchema)
        Return type
    End Function
    
    Public Delegate Sub ZipsRowChangeEventHandler(ByVal sender As Object, ByVal e As ZipsRowChangeEvent)
    
    '''<summary>
    '''Represents the strongly named DataTable class.
    '''</summary>
    <Global.System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "2.0.0.0"),  _
     Global.System.Serializable(),  _
     Global.System.Xml.Serialization.XmlSchemaProviderAttribute("GetTypedTableSchema")>  _
    Partial Public Class ZipsDataTable
        Inherits Global.System.Data.DataTable
        Implements Global.System.Collections.IEnumerable
        
        Private columnName As Global.System.Data.DataColumn
        
        Private columnModified As Global.System.Data.DataColumn
        
        Private columnFolder As Global.System.Data.DataColumn
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Sub New()
            MyBase.New
            Me.TableName = "Zips"
            Me.BeginInit
            Me.InitClass
            Me.EndInit
        End Sub
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Friend Sub New(ByVal table As Global.System.Data.DataTable)
            MyBase.New
            Me.TableName = 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
        End Sub
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Protected Sub New(ByVal info As Global.System.Runtime.Serialization.SerializationInfo, ByVal context As Global.System.Runtime.Serialization.StreamingContext)
            MyBase.New(info, context)
            Me.InitVars
        End Sub
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public ReadOnly Property NameColumn() As Global.System.Data.DataColumn
            Get
                Return Me.columnName
            End Get
        End Property
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public ReadOnly Property ModifiedColumn() As Global.System.Data.DataColumn
            Get
                Return Me.columnModified
            End Get
        End Property
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public ReadOnly Property FolderColumn() As Global.System.Data.DataColumn
            Get
                Return Me.columnFolder
            End Get
        End Property
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute(),  _
         Global.System.ComponentModel.Browsable(false)>  _
        Public ReadOnly Property Count() As Integer
            Get
                Return Me.Rows.Count
            End Get
        End Property
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Default ReadOnly Property Item(ByVal index As Integer) As ZipsRow
            Get
                Return CType(Me.Rows(index),ZipsRow)
            End Get
        End Property
        
        Public Event ZipsRowChanging As ZipsRowChangeEventHandler
        
        Public Event ZipsRowChanged As ZipsRowChangeEventHandler
        
        Public Event ZipsRowDeleting As ZipsRowChangeEventHandler
        
        Public Event ZipsRowDeleted As ZipsRowChangeEventHandler
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Overloads Sub AddZipsRow(ByVal row As ZipsRow)
            Me.Rows.Add(row)
        End Sub
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Overloads Function AddZipsRow(ByVal Name As String, ByVal Modified As String, ByVal Folder As String) As ZipsRow
            Dim rowZipsRow As ZipsRow = CType(Me.NewRow,ZipsRow)
            Dim columnValuesArray() As Object = New Object() {Name, Modified, Folder}
            rowZipsRow.ItemArray = columnValuesArray
            Me.Rows.Add(rowZipsRow)
            Return rowZipsRow
        End Function
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Overridable Function GetEnumerator() As Global.System.Collections.IEnumerator Implements Global.System.Collections.IEnumerable.GetEnumerator
            Return Me.Rows.GetEnumerator
        End Function
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Overrides Function Clone() As Global.System.Data.DataTable
            Dim cln As ZipsDataTable = CType(MyBase.Clone,ZipsDataTable)
            cln.InitVars
            Return cln
        End Function
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Protected Overrides Function CreateInstance() As Global.System.Data.DataTable
            Return New ZipsDataTable
        End Function
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Friend Sub InitVars()
            Me.columnName = MyBase.Columns("Name")
            Me.columnModified = MyBase.Columns("Modified")
            Me.columnFolder = MyBase.Columns("Folder")
        End Sub
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Private Sub InitClass()
            Me.columnName = New Global.System.Data.DataColumn("Name", GetType(String), Nothing, Global.System.Data.MappingType.Element)
            MyBase.Columns.Add(Me.columnName)
            Me.columnModified = New Global.System.Data.DataColumn("Modified", GetType(String), Nothing, Global.System.Data.MappingType.Element)
            MyBase.Columns.Add(Me.columnModified)
            Me.columnFolder = New Global.System.Data.DataColumn("Folder", GetType(String), Nothing, Global.System.Data.MappingType.Element)
            MyBase.Columns.Add(Me.columnFolder)
        End Sub
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Function NewZipsRow() As ZipsRow
            Return CType(Me.NewRow,ZipsRow)
        End Function
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Protected Overrides Function NewRowFromBuilder(ByVal builder As Global.System.Data.DataRowBuilder) As Global.System.Data.DataRow
            Return New ZipsRow(builder)
        End Function
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Protected Overrides Function GetRowType() As Global.System.Type
            Return GetType(ZipsRow)
        End Function
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Protected Overrides Sub OnRowChanged(ByVal e As Global.System.Data.DataRowChangeEventArgs)
            MyBase.OnRowChanged(e)
            If (Not (Me.ZipsRowChangedEvent) Is Nothing) Then
                RaiseEvent ZipsRowChanged(Me, New ZipsRowChangeEvent(CType(e.Row,ZipsRow), e.Action))
            End If
        End Sub
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Protected Overrides Sub OnRowChanging(ByVal e As Global.System.Data.DataRowChangeEventArgs)
            MyBase.OnRowChanging(e)
            If (Not (Me.ZipsRowChangingEvent) Is Nothing) Then
                RaiseEvent ZipsRowChanging(Me, New ZipsRowChangeEvent(CType(e.Row,ZipsRow), e.Action))
            End If
        End Sub
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Protected Overrides Sub OnRowDeleted(ByVal e As Global.System.Data.DataRowChangeEventArgs)
            MyBase.OnRowDeleted(e)
            If (Not (Me.ZipsRowDeletedEvent) Is Nothing) Then
                RaiseEvent ZipsRowDeleted(Me, New ZipsRowChangeEvent(CType(e.Row,ZipsRow), e.Action))
            End If
        End Sub
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Protected Overrides Sub OnRowDeleting(ByVal e As Global.System.Data.DataRowChangeEventArgs)
            MyBase.OnRowDeleting(e)
            If (Not (Me.ZipsRowDeletingEvent) Is Nothing) Then
                RaiseEvent ZipsRowDeleting(Me, New ZipsRowChangeEvent(CType(e.Row,ZipsRow), e.Action))
            End If
        End Sub
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Sub RemoveZipsRow(ByVal row As ZipsRow)
            Me.Rows.Remove(row)
        End Sub
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Shared Function GetTypedTableSchema(ByVal xs As Global.System.Xml.Schema.XmlSchemaSet) As Global.System.Xml.Schema.XmlSchemaComplexType
            Dim type As Global.System.Xml.Schema.XmlSchemaComplexType = New Global.System.Xml.Schema.XmlSchemaComplexType
            Dim sequence As Global.System.Xml.Schema.XmlSchemaSequence = New Global.System.Xml.Schema.XmlSchemaSequence
            Dim ds As DsFavorites = New DsFavorites
            Dim any1 As Global.System.Xml.Schema.XmlSchemaAny = New Global.System.Xml.Schema.XmlSchemaAny
            any1.Namespace = "http://www.w3.org/2001/XMLSchema"
            any1.MinOccurs = New Decimal(0)
            any1.MaxOccurs = Decimal.MaxValue
            any1.ProcessContents = Global.System.Xml.Schema.XmlSchemaContentProcessing.Lax
            sequence.Items.Add(any1)
            Dim any2 As Global.System.Xml.Schema.XmlSchemaAny = New Global.System.Xml.Schema.XmlSchemaAny
            any2.Namespace = "urn:schemas-microsoft-com:xml-diffgram-v1"
            any2.MinOccurs = New Decimal(1)
            any2.ProcessContents = Global.System.Xml.Schema.XmlSchemaContentProcessing.Lax
            sequence.Items.Add(any2)
            Dim attribute1 As Global.System.Xml.Schema.XmlSchemaAttribute = New Global.System.Xml.Schema.XmlSchemaAttribute
            attribute1.Name = "namespace"
            attribute1.FixedValue = ds.Namespace
            type.Attributes.Add(attribute1)
            Dim attribute2 As Global.System.Xml.Schema.XmlSchemaAttribute = New Global.System.Xml.Schema.XmlSchemaAttribute
            attribute2.Name = "tableTypeName"
            attribute2.FixedValue = "ZipsDataTable"
            type.Attributes.Add(attribute2)
            type.Particle = sequence
            Dim dsSchema As Global.System.Xml.Schema.XmlSchema = ds.GetSchemaSerializable
            If xs.Contains(dsSchema.TargetNamespace) Then
                Dim s1 As Global.System.IO.MemoryStream = New Global.System.IO.MemoryStream
                Dim s2 As Global.System.IO.MemoryStream = New Global.System.IO.MemoryStream
                Try 
                    Dim schema As Global.System.Xml.Schema.XmlSchema = Nothing
                    dsSchema.Write(s1)
                    Dim schemas As Global.System.Collections.IEnumerator = xs.Schemas(dsSchema.TargetNamespace).GetEnumerator
                    Do While schemas.MoveNext
                        schema = CType(schemas.Current,Global.System.Xml.Schema.XmlSchema)
                        s2.SetLength(0)
                        schema.Write(s2)
                        If (s1.Length = s2.Length) Then
                            s1.Position = 0
                            s2.Position = 0
                            
                            Do While ((s1.Position <> s1.Length)  _
                                        AndAlso (s1.ReadByte = s2.ReadByte))
                                
                                
                            Loop
                            If (s1.Position = s1.Length) Then
                                Return type
                            End If
                        End If
                        
                    Loop
                Finally
                    If (Not (s1) Is Nothing) Then
                        s1.Close
                    End If
                    If (Not (s2) Is Nothing) Then
                        s2.Close
                    End If
                End Try
            End If
            xs.Add(dsSchema)
            Return type
        End Function
    End Class
    
    '''<summary>
    '''Represents strongly named DataRow class.
    '''</summary>
    <Global.System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "2.0.0.0")>  _
    Partial Public Class ZipsRow
        Inherits Global.System.Data.DataRow
        
        Private tableZips As ZipsDataTable
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Friend Sub New(ByVal rb As Global.System.Data.DataRowBuilder)
            MyBase.New(rb)
            Me.tableZips = CType(Me.Table,ZipsDataTable)
        End Sub
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Property Name() As String
            Get
                Try 
                    Return CType(Me(Me.tableZips.NameColumn),String)
                Catch e As Global.System.InvalidCastException
                    Throw New Global.System.Data.StrongTypingException("The value for column 'Name' in table 'Zips' is DBNull.", e)
                End Try
            End Get
            Set
                Me(Me.tableZips.NameColumn) = value
            End Set
        End Property
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Property Modified() As String
            Get
                Try 
                    Return CType(Me(Me.tableZips.ModifiedColumn),String)
                Catch e As Global.System.InvalidCastException
                    Throw New Global.System.Data.StrongTypingException("The value for column 'Modified' in table 'Zips' is DBNull.", e)
                End Try
            End Get
            Set
                Me(Me.tableZips.ModifiedColumn) = value
            End Set
        End Property
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Property Folder() As String
            Get
                Try 
                    Return CType(Me(Me.tableZips.FolderColumn),String)
                Catch e As Global.System.InvalidCastException
                    Throw New Global.System.Data.StrongTypingException("The value for column 'Folder' in table 'Zips' is DBNull.", e)
                End Try
            End Get
            Set
                Me(Me.tableZips.FolderColumn) = value
            End Set
        End Property
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Function IsNameNull() As Boolean
            Return Me.IsNull(Me.tableZips.NameColumn)
        End Function
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Sub SetNameNull()
            Me(Me.tableZips.NameColumn) = Global.System.Convert.DBNull
        End Sub
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Function IsModifiedNull() As Boolean
            Return Me.IsNull(Me.tableZips.ModifiedColumn)
        End Function
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Sub SetModifiedNull()
            Me(Me.tableZips.ModifiedColumn) = Global.System.Convert.DBNull
        End Sub
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Function IsFolderNull() As Boolean
            Return Me.IsNull(Me.tableZips.FolderColumn)
        End Function
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Sub SetFolderNull()
            Me(Me.tableZips.FolderColumn) = Global.System.Convert.DBNull
        End Sub
    End Class
    
    '''<summary>
    '''Row event argument class
    '''</summary>
    <Global.System.CodeDom.Compiler.GeneratedCodeAttribute("System.Data.Design.TypedDataSetGenerator", "2.0.0.0")>  _
    Public Class ZipsRowChangeEvent
        Inherits Global.System.EventArgs
        
        Private eventRow As ZipsRow
        
        Private eventAction As Global.System.Data.DataRowAction
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public Sub New(ByVal row As ZipsRow, ByVal action As Global.System.Data.DataRowAction)
            MyBase.New
            Me.eventRow = row
            Me.eventAction = action
        End Sub
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public ReadOnly Property Row() As ZipsRow
            Get
                Return Me.eventRow
            End Get
        End Property
        
        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute()>  _
        Public ReadOnly Property Action() As Global.System.Data.DataRowAction
            Get
                Return Me.eventAction
            End Get
        End Property
    End Class
End Class

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Written By
CS Rocks
Software Developer DataPrint, LLC
United States United States
My blog: http://www.garylima.blogspot.com/

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Posted 25 Jul 2008

Article Copyright 2008 by CS Rocks
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