ds.vb

humar resourse management

            Me.Columns.Add(Me.columnAddress)
            Me.columnCity = New DataColumn("City", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnCity)
            Me.columnContactPerson = New DataColumn("ContactPerson", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnContactPerson)
            Me.columnEmail = New DataColumn("Email", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnEmail)
            Me.columnFax = New DataColumn("Fax", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnFax)
            Me.columnID = New DataColumn("ID", GetType(System.Int32), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnID)
            Me.columnMobile = New DataColumn("Mobile", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnMobile)
            Me.columnName = New DataColumn("Name", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnName)
            Me.columnPhone = New DataColumn("Phone", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnPhone)
            Me.columnPincode = New DataColumn("Pincode", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.columnPincode)
            Me.Constraints.Add(New UniqueConstraint("Constraint1", New DataColumn() {Me.columnID}, true))
            Me.columnID.AutoIncrement = true
            Me.columnID.AllowDBNull = false
            Me.columnID.Unique = true
        End Sub
        
        Public Function NewAgentRow() As AgentRow
            Return CType(Me.NewRow,AgentRow)
        End Function
        
        Protected Overrides Function NewRowFromBuilder(ByVal builder As DataRowBuilder) As DataRow
            Return New AgentRow(builder)
        End Function
        
        Protected Overrides Function GetRowType() As System.Type
            Return GetType(AgentRow)
        End Function
        
        Protected Overrides Sub OnRowChanged(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowChanged(e)
            If (Not (Me.AgentRowChangedEvent) Is Nothing) Then
                RaiseEvent AgentRowChanged(Me, New AgentRowChangeEvent(CType(e.Row,AgentRow), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowChanging(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowChanging(e)
            If (Not (Me.AgentRowChangingEvent) Is Nothing) Then
                RaiseEvent AgentRowChanging(Me, New AgentRowChangeEvent(CType(e.Row,AgentRow), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowDeleted(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowDeleted(e)
            If (Not (Me.AgentRowDeletedEvent) Is Nothing) Then
                RaiseEvent AgentRowDeleted(Me, New AgentRowChangeEvent(CType(e.Row,AgentRow), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowDeleting(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowDeleting(e)
            If (Not (Me.AgentRowDeletingEvent) Is Nothing) Then
                RaiseEvent AgentRowDeleting(Me, New AgentRowChangeEvent(CType(e.Row,AgentRow), e.Action))
            End If
        End Sub
        
        Public Sub RemoveAgentRow(ByVal row As AgentRow)
            Me.Rows.Remove(row)
        End Sub
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class AgentRow
        Inherits DataRow
        
        Private tableAgent As AgentDataTable
        
        Friend Sub New(ByVal rb As DataRowBuilder)
            MyBase.New(rb)
            Me.tableAgent = CType(Me.Table,AgentDataTable)
        End Sub
        
        Public Property Address As String
            Get
                Try 
                    Return CType(Me(Me.tableAgent.AddressColumn),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("Cannot get value because it is DBNull.", e)
                End Try
            End Get
            Set
                Me(Me.tableAgent.AddressColumn) = value
            End Set
        End Property
        
        Public Property City As String
            Get
                Try 
                    Return CType(Me(Me.tableAgent.CityColumn),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("Cannot get value because it is DBNull.", e)
                End Try
            End Get
            Set
                Me(Me.tableAgent.CityColumn) = value
            End Set
        End Property
        
        Public Property ContactPerson As String
            Get
                Try 
                    Return CType(Me(Me.tableAgent.ContactPersonColumn),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("Cannot get value because it is DBNull.", e)
                End Try
            End Get
            Set
                Me(Me.tableAgent.ContactPersonColumn) = value
            End Set
        End Property
        
        Public Property Email As String
            Get
                Try 
                    Return CType(Me(Me.tableAgent.EmailColumn),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("Cannot get value because it is DBNull.", e)
                End Try
            End Get
            Set
                Me(Me.tableAgent.EmailColumn) = value
            End Set
        End Property
        
        Public Property Fax As String
            Get
                Try 
                    Return CType(Me(Me.tableAgent.FaxColumn),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("Cannot get value because it is DBNull.", e)
                End Try
            End Get
            Set
                Me(Me.tableAgent.FaxColumn) = value
            End Set
        End Property
        
        Public Property ID As Integer
            Get
                Return CType(Me(Me.tableAgent.IDColumn),Integer)
            End Get
            Set
                Me(Me.tableAgent.IDColumn) = value
            End Set
        End Property
        
        Public Property Mobile As String
            Get
                Try 
                    Return CType(Me(Me.tableAgent.MobileColumn),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("Cannot get value because it is DBNull.", e)
                End Try
            End Get
            Set
                Me(Me.tableAgent.MobileColumn) = value
            End Set
        End Property
        
        Public Property Name As String
            Get
                Try 
                    Return CType(Me(Me.tableAgent.NameColumn),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("Cannot get value because it is DBNull.", e)
                End Try
            End Get
            Set
                Me(Me.tableAgent.NameColumn) = value
            End Set
        End Property
        
        Public Property Phone As String
            Get
                Try 
                    Return CType(Me(Me.tableAgent.PhoneColumn),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("Cannot get value because it is DBNull.", e)
                End Try
            End Get
            Set
                Me(Me.tableAgent.PhoneColumn) = value
            End Set
        End Property
        
        Public Property Pincode As String
            Get
                Try 
                    Return CType(Me(Me.tableAgent.PincodeColumn),String)
                Catch e As InvalidCastException
                    Throw New StrongTypingException("Cannot get value because it is DBNull.", e)
                End Try
            End Get
            Set
                Me(Me.tableAgent.PincodeColumn) = value
            End Set
        End Property
        
        Public Function IsAddressNull() As Boolean
            Return Me.IsNull(Me.tableAgent.AddressColumn)
        End Function
        
        Public Sub SetAddressNull()
            Me(Me.tableAgent.AddressColumn) = System.Convert.DBNull
        End Sub
        
        Public Function IsCityNull() As Boolean
            Return Me.IsNull(Me.tableAgent.CityColumn)
        End Function
        
        Public Sub SetCityNull()
            Me(Me.tableAgent.CityColumn) = System.Convert.DBNull
        End Sub
        
        Public Function IsContactPersonNull() As Boolean
            Return Me.IsNull(Me.tableAgent.ContactPersonColumn)
        End Function
        
        Public Sub SetContactPersonNull()
            Me(Me.tableAgent.ContactPersonColumn) = System.Convert.DBNull
        End Sub
        
        Public Function IsEmailNull() As Boolean
            Return Me.IsNull(Me.tableAgent.EmailColumn)
        End Function
        
        Public Sub SetEmailNull()
            Me(Me.tableAgent.EmailColumn) = System.Convert.DBNull
        End Sub
        
        Public Function IsFaxNull() As Boolean
            Return Me.IsNull(Me.tableAgent.FaxColumn)
        End Function
        
        Public Sub SetFaxNull()
            Me(Me.tableAgent.FaxColumn) = System.Convert.DBNull
        End Sub
        
        Public Function IsMobileNull() As Boolean
            Return Me.IsNull(Me.tableAgent.MobileColumn)
        End Function
        
        Public Sub SetMobileNull()
            Me(Me.tableAgent.MobileColumn) = System.Convert.DBNull
        End Sub
        
        Public Function IsNameNull() As Boolean
            Return Me.IsNull(Me.tableAgent.NameColumn)
        End Function
        
        Public Sub SetNameNull()
            Me(Me.tableAgent.NameColumn) = System.Convert.DBNull
        End Sub
        
        Public Function IsPhoneNull() As Boolean
            Return Me.IsNull(Me.tableAgent.PhoneColumn)
        End Function
        
        Public Sub SetPhoneNull()
            Me(Me.tableAgent.PhoneColumn) = System.Convert.DBNull
        End Sub
        
        Public Function IsPincodeNull() As Boolean
            Return Me.IsNull(Me.tableAgent.PincodeColumn)
        End Function
        
        Public Sub SetPincodeNull()
            Me(Me.tableAgent.PincodeColumn) = System.Convert.DBNull
        End Sub
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class AgentRowChangeEvent
        Inherits EventArgs
        
        Private eventRow As AgentRow
        
        Private eventAction As DataRowAction
        
        Public Sub New(ByVal row As AgentRow, ByVal action As DataRowAction)
            MyBase.New
            Me.eventRow = row
            Me.eventAction = action
        End Sub
        
        Public ReadOnly Property Row As AgentRow
            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