當前位置: 首頁>>代碼示例>>VB.NET>>正文


VB.NET ITypedList接口代碼示例

本文整理匯總了VB.NET中System.ComponentModel.ITypedList接口的典型用法代碼示例。如果您正苦於以下問題:VB.NET ITypedList接口的具體用法?VB.NET ITypedList怎麽用?VB.NET ITypedList使用的例子?那麽, 這裏精選的接口代碼示例或許可以為您提供幫助。


在下文中一共展示了ITypedList接口的1個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的VB.NET代碼示例。

示例1: New

' 導入命名空間
Imports System.ComponentModel
Imports System.Collections.Generic
Imports System.Windows.Forms

<Serializable()> _
Public Class SortableBindingList(Of Tkey)
    Inherits BindingList(Of Tkey)
    Implements ITypedList

    <NonSerialized()> _
    Private properties As PropertyDescriptorCollection

    Public Sub New()
        MyBase.New()

        ' Get the 'shape' of the list. 
        ' Only get the public properties marked with Browsable = true.
        Dim pdc As PropertyDescriptorCollection = TypeDescriptor.GetProperties(GetType(Tkey), New Attribute() {New BrowsableAttribute(True)})

        ' Sort the properties.
        properties = pdc.Sort()

    End Sub

#Region "ITypedList Implementation"

    Public Function GetItemProperties(ByVal listAccessors() As System.ComponentModel.PropertyDescriptor) As System.ComponentModel.PropertyDescriptorCollection Implements System.ComponentModel.ITypedList.GetItemProperties

        Dim pdc As PropertyDescriptorCollection

        If (Not (listAccessors Is Nothing)) And (listAccessors.Length > 0) Then
            ' Return child list shape
            pdc = ListBindingHelper.GetListItemProperties(listAccessors(0).PropertyType)
        Else
            ' Return properties in sort order
            pdc = properties
        End If

        Return pdc

    End Function

    ' This method is only used in the design-time framework 
    ' and by the obsolete DataGrid control.
    Public Function GetListName( _
    ByVal listAccessors() As PropertyDescriptor) As String _
    Implements System.ComponentModel.ITypedList.GetListName

        Return GetType(Tkey).Name

    End Function

#End Region

End Class
開發者ID:VB.NET開發者,項目名稱:System.ComponentModel,代碼行數:56,代碼來源:ITypedList


注:本文中的System.ComponentModel.ITypedList接口示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台,相關代碼片段篩選自各路編程大神貢獻的開源項目,源碼版權歸原作者所有,傳播和使用請參考對應項目的License;未經允許,請勿轉載。