Class.GetType():对非共享成员的引用需要VB.net中的对象引用

问题描述 投票:1回答:1

我希望这不是重复,这是我的代码的简化示例:

Public Class ClassUsingFriendClassComparerCustomCollection
  ' Blah blah members blah blah methods
  Private collection As ArrayList
  Public Sub sort() _
    Implements FNUICollection.sort
    Me.collection.Sort(New ComparerCustomCollection)
  End Sub
End Class

Friend Class ComparerCustomCollection
Implements IComparer
  Public Enum StuffCases
    GoForStuff
    GoForOtherStuff
  End Enum

  Private Function getCase(type as System.Type) As StuffCases
    ' Blah blah returns StuffCases value
  End Function

  Private Function relevantFunction(x as ACustomObject) as Boolean
  ' Select Case Me.getCase(ACustomObject.GetType()) ' Fails :(
    Select Case Me.getCase(Case x.GetType())        ' Works :)
      Case GoForStuff
        Me.doSomeStuffWith(x)
      Case GoForOtherStuff
        Me.doSomeOtherStuffWith(x)
    End Select
  End Function
End Class

我无法弄清楚为什么评论行失败... Visual Studio报告:

对非共享成员的引用需要VB.net中的对象引用

我错过了一件明显的事吗?

vb.net shared
1个回答
1
投票

它失败了因为ACustomObject是一种类型而x是这种类型的对象。 Type.GetType()。在您的情况下,使用此方法的可能方式如下:

x.GetType()

要么

Type.GetType("ACustomObject")
© www.soinside.com 2019 - 2024. All rights reserved.