lateboundaccesstopropertyaccessexpression.vb

大名鼎鼎的mono是.NET平台的跨平台（支持linux

' 
' Visual Basic.Net Compiler
' Copyright (C) 2004 - 2007 Rolf Bjarne Kvinge, [e-mail]
' 
' This library is free software; you can redistribute it and/or
' modify it under the terms of the GNU Lesser General Public
' License as published by the Free Software Foundation; either
' version 2.1 of the License, or (at your option) any later version.
' 
' This library is distributed in the hope that it will be useful,
' but WITHOUT ANY WARRANTY; without even the implied warranty of
' MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
' Lesser General Public License for more details.
' 
' You should have received a copy of the GNU Lesser General Public
' License along with this library; if not, write to the Free Software
' Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
' 

Public Class LateBoundAccessToPropertyAccessExpression
    Inherits LateBoundAccessToExpression

    Sub New(ByVal Parent As ParsedObject, ByVal LateBoundAccessClassification As LateBoundAccessClassification)
        MyBase.new(Parent, LateBoundAccessClassification)
    End Sub

    Protected Overrides Function ResolveExpressionInternal(ByVal Info As ResolveInfo) As Boolean
        Dim result As Boolean = True

        Me.Classification = New PropertyAccessClassification(Me)

        Return result
    End Function

    Protected Overrides Function GenerateCodeInternal(ByVal Info As EmitInfo) As Boolean
        Dim result As Boolean = True

        If Info.IsLHS Then
            If LateBoundAccess.Name Is Nothing Then
                result = EmitLateindexSet(Info) AndAlso result
            Else
                result = EmitLateSet(Info) AndAlso result
            End If
        Else
            If LateBoundAccess.Name Is Nothing Then
                result = EmitLateIndexGet(Info) AndAlso result
            Else
                result = EmitLateGet(Info) AndAlso result
            End If
        End If

        Return result
    End Function
End Class