da.vb

一个功能强大的学生公寓管理系统 界面非常友好 十分强大

        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 费用支出DataTable = CType(MyBase.Clone,费用支出DataTable)
            cln.InitVars
            Return cln
        End Function
        
        Protected Overrides Function CreateInstance() As DataTable
            Return New 费用支出DataTable
        End Function
        
        Friend Sub InitVars()
            Me.column日期 = Me.Columns("日期")
            Me.column事务 = Me.Columns("事务")
            Me.column经费 = Me.Columns("经费")
            Me.column经手人 = Me.Columns("经手人")
            Me.column备注 = Me.Columns("备注")
        End Sub
        
        Private Sub InitClass()
            Me.column日期 = New DataColumn("日期", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.column日期)
            Me.column事务 = New DataColumn("事务", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.column事务)
            Me.column经费 = New DataColumn("经费", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.column经费)
            Me.column经手人 = New DataColumn("经手人", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.column经手人)
            Me.column备注 = New DataColumn("备注", GetType(System.String), Nothing, System.Data.MappingType.Element)
            Me.Columns.Add(Me.column备注)
            Me.Constraints.Add(New UniqueConstraint("Constraint1", New DataColumn() {Me.column日期, Me.column事务}, true))
            Me.column日期.AllowDBNull = false
            Me.column事务.AllowDBNull = false
        End Sub
        
        Public Function New费用支出Row() As 费用支出Row
            Return CType(Me.NewRow,费用支出Row)
        End Function
        
        Protected Overrides Function NewRowFromBuilder(ByVal builder As DataRowBuilder) As DataRow
            Return New 费用支出Row(builder)
        End Function
        
        Protected Overrides Function GetRowType() As System.Type
            Return GetType(费用支出Row)
        End Function
        
        Protected Overrides Sub OnRowChanged(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowChanged(e)
            If (Not (Me.费用支出RowChangedEvent) Is Nothing) Then
                RaiseEvent 费用支出RowChanged(Me, New 费用支出RowChangeEvent(CType(e.Row,费用支出Row), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowChanging(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowChanging(e)
            If (Not (Me.费用支出RowChangingEvent) Is Nothing) Then
                RaiseEvent 费用支出RowChanging(Me, New 费用支出RowChangeEvent(CType(e.Row,费用支出Row), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowDeleted(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowDeleted(e)
            If (Not (Me.费用支出RowDeletedEvent) Is Nothing) Then
                RaiseEvent 费用支出RowDeleted(Me, New 费用支出RowChangeEvent(CType(e.Row,费用支出Row), e.Action))
            End If
        End Sub
        
        Protected Overrides Sub OnRowDeleting(ByVal e As DataRowChangeEventArgs)
            MyBase.OnRowDeleting(e)
            If (Not (Me.费用支出RowDeletingEvent) Is Nothing) Then
                RaiseEvent 费用支出RowDeleting(Me, New 费用支出RowChangeEvent(CType(e.Row,费用支出Row), e.Action))
            End If
        End Sub
        
        Public Sub Remove费用支出Row(ByVal row As 费用支出Row)
            Me.Rows.Remove(row)
        End Sub
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class 费用支出Row
        Inherits DataRow
        
        Private table费用支出 As 费用支出DataTable
        
        Friend Sub New(ByVal rb As DataRowBuilder)
            MyBase.New(rb)
            Me.table费用支出 = CType(Me.Table,费用支出DataTable)
        End Sub
        
        Public Property 日期 As String
            Get
                Return CType(Me(Me.table费用支出.日期Column),String)
            End Get
            Set
                Me(Me.table费用支出.日期Column) = value
            End Set
        End Property
        
        Public Property 事务 As String
            Get
                Return CType(Me(Me.table费用支出.事务Column),String)
            End Get
            Set
                Me(Me.table费用支出.事务Column) = value
            End Set
        End Property
        
        Public Property 经费 As String
            Get
                Try 
                    Return CType(Me(Me.table费用支出.经费Column),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.table费用支出.经费Column) = value
            End Set
        End Property
        
        Public Property 经手人 As String
            Get
                Try 
                    Return CType(Me(Me.table费用支出.经手人Column),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.table费用支出.经手人Column) = value
            End Set
        End Property
        
        Public Property 备注 As String
            Get
                Try 
                    Return CType(Me(Me.table费用支出.备注Column),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.table费用支出.备注Column) = value
            End Set
        End Property
        
        Public Function Is经费Null() As Boolean
            Return Me.IsNull(Me.table费用支出.经费Column)
        End Function
        
        Public Sub Set经费Null()
            Me(Me.table费用支出.经费Column) = System.Convert.DBNull
        End Sub
        
        Public Function Is经手人Null() As Boolean
            Return Me.IsNull(Me.table费用支出.经手人Column)
        End Function
        
        Public Sub Set经手人Null()
            Me(Me.table费用支出.经手人Column) = System.Convert.DBNull
        End Sub
        
        Public Function Is备注Null() As Boolean
            Return Me.IsNull(Me.table费用支出.备注Column)
        End Function
        
        Public Sub Set备注Null()
            Me(Me.table费用支出.备注Column) = System.Convert.DBNull
        End Sub
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class 费用支出RowChangeEvent
        Inherits EventArgs
        
        Private eventRow As 费用支出Row
        
        Private eventAction As DataRowAction
        
        Public Sub New(ByVal row As 费用支出Row, ByVal action As DataRowAction)
            MyBase.New
            Me.eventRow = row
            Me.eventAction = action
        End Sub
        
        Public ReadOnly Property Row As 费用支出Row
            Get
                Return Me.eventRow
            End Get
        End Property
        
        Public ReadOnly Property Action As DataRowAction
            Get
                Return Me.eventAction
            End Get
        End Property
    End Class
    
    <System.Diagnostics.DebuggerStepThrough()>  _
    Public Class 宿舍纪律DataTable
        Inherits DataTable
        Implements System.Collections.IEnumerable
        
        Private column栋号 As DataColumn
        
        Private column房号 As DataColumn
        
        Private column时间 As DataColumn
        
        Private column扣分 As DataColumn
        
        Private column原因 As DataColumn
        
        Private column备注 As DataColumn
        
        Friend Sub New()
            MyBase.New("宿舍纪律")
            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 栋号Column As DataColumn
            Get
                Return Me.column栋号
            End Get
        End Property
        
        Friend ReadOnly Property 房号Column As DataColumn
            Get
                Return Me.column房号
            End Get
        End Property
        
        Friend ReadOnly Property 时间Column As DataColumn
            Get
                Return Me.column时间
            End Get
        End Property
        
        Friend ReadOnly Property 扣分Column As DataColumn
            Get
                Return Me.column扣分
            End Get
        End Property
        
        Friend ReadOnly Property 原因Column As DataColumn
            Get
                Return Me.column原因
            End Get
        End Property
        
        Friend ReadOnly Property 备注Column As DataColumn
            Get
                Return Me.column备注
            End Get
        End Property
        
        Public Default ReadOnly Property Item(ByVal index As Integer) As 宿舍纪律Row
            Get
                Return CType(Me.Rows(index),宿舍纪律Row)
            End Get
        End Property
        
        Public Event 宿舍纪律RowChanged As 宿舍纪律RowChangeEventHandler
        
        Public Event 宿舍纪律RowChanging As 宿舍纪律RowChangeEventHandler
        
        Public Event 宿舍纪律RowDeleted As 宿舍纪律RowChangeEventHandler
        
        Public Event 宿舍纪律RowDeleting As 宿舍纪律RowChangeEventHandler
        
        Public Overloads Sub Add宿舍纪律Row(ByVal row As 宿舍纪律Row)
            Me.Rows.Add(row)
        End Sub
        
        Public Overloads Function Add宿舍纪律Row(ByVal 栋号 As String, ByVal 房号 As String, ByVal 时间 As String, ByVal 扣分 As String, ByVal 原因 As String, ByVal 备注 As String) As 宿舍纪律Row
            Dim row宿舍纪律Row As 宿舍纪律Row = CType(Me.NewRow,宿舍纪律Row)
            row宿舍纪律Row.ItemArray = New Object() {栋号, 房号, 时间, 扣分, 原因, 备注}
            Me.Rows.Add(row宿舍纪律Row)
            Return row宿舍纪律Row
        End Function
        
        Public Function FindBy栋号房号时间(ByVal 栋号 As String, ByVal 房号 As String, ByVal 时间 As String) As 宿舍纪律Row
            Return CType(Me.Rows.Find(New Object() {栋号, 房号, 时间}),宿舍纪律Row)
        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 宿舍纪律DataTable = CType(MyBase.Clone,宿舍纪律DataTable)
            cln.InitVars
            Return cln
        End Function
        
        Protected Overrides Function CreateInstance() As DataTable
            Return New 宿舍纪律DataTable
        En