form1.vb

消息队列异步数据接收源代码,和前面上传的发送源代码是配套的.

Imports System.Messaging
Imports System.Xml.Serialization


Public Class Form1
    Inherits System.Windows.Forms.Form

#Region " Windows 窗体设计器生成的代码 "

    Public Sub New()
        MyBase.New()

        '该调用是 Windows 窗体设计器所必需的。
        InitializeComponent()

        '在 InitializeComponent() 调用之后添加任何初始化

    End Sub

    '窗体重写处置以清理组件列表。
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing Then
            If Not (components Is Nothing) Then
                components.Dispose()
            End If
        End If
        MyBase.Dispose(disposing)
    End Sub

    'Windows 窗体设计器所必需的
    Private components As System.ComponentModel.IContainer

    '注意：以下过程是 Windows 窗体设计器所必需的
    '可以使用 Windows 窗体设计器修改此过程。
    '不要使用代码编辑器修改它。
    Friend WithEvents Button1 As System.Windows.Forms.Button
    Friend WithEvents MessageQueue1 As System.Messaging.MessageQueue
    Friend WithEvents Button2 As System.Windows.Forms.Button
    Friend WithEvents DataGrid1 As System.Windows.Forms.DataGrid
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.Button1 = New System.Windows.Forms.Button()
        Me.MessageQueue1 = New System.Messaging.MessageQueue()
        Me.Button2 = New System.Windows.Forms.Button()
        Me.DataGrid1 = New System.Windows.Forms.DataGrid()
        CType(Me.DataGrid1, System.ComponentModel.ISupportInitialize).BeginInit()
        Me.SuspendLayout()
        '
        'Button1
        '
        Me.Button1.Location = New System.Drawing.Point(24, 24)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(136, 24)
        Me.Button1.TabIndex = 0
        Me.Button1.Text = "开始检索消息队列"
        '
        'MessageQueue1
        '
        Me.MessageQueue1.SynchronizingObject = Me
        '
        'Button2
        '
        Me.Button2.Location = New System.Drawing.Point(184, 24)
        Me.Button2.Name = "Button2"
        Me.Button2.Size = New System.Drawing.Size(80, 24)
        Me.Button2.TabIndex = 4
        Me.Button2.Text = "退出"
        '
        'DataGrid1
        '
        Me.DataGrid1.DataMember = ""
        Me.DataGrid1.HeaderForeColor = System.Drawing.SystemColors.ControlText
        Me.DataGrid1.Location = New System.Drawing.Point(16, 64)
        Me.DataGrid1.Name = "DataGrid1"
        Me.DataGrid1.PreferredColumnWidth = 80
        Me.DataGrid1.RightToLeft = System.Windows.Forms.RightToLeft.No
        Me.DataGrid1.RowHeaderWidth = 55
        Me.DataGrid1.Size = New System.Drawing.Size(392, 176)
        Me.DataGrid1.TabIndex = 5
        '
        'Form1
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(416, 253)
        Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.DataGrid1, Me.Button2, Me.Button1})
        Me.Name = "Form1"
        Me.Text = "Form1"
        CType(Me.DataGrid1, System.ComponentModel.ISupportInitialize).EndInit()
        Me.ResumeLayout(False)

    End Sub

#End Region

    '创建一个数据表
    Dim MyTable As New DataTable()

    Dim myOrders As Orders = New Orders()

    '开始检索队列
    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click

        MessageQueue1.BeginReceive()

    End Sub

    Private Sub MessageQueue1_ReceiveCompleted(ByVal sender As Object, ByVal e As System.Messaging.ReceiveCompletedEventArgs) Handles MessageQueue1.ReceiveCompleted

        Dim mq As MessageQueue = CType(sender, MessageQueue)
        Dim m As Message = mq.EndReceive(e.AsyncResult)

        Dim formatter As XmlMessageFormatter = CType(mq.Formatter, XmlMessageFormatter)

        Dim MySe As XmlSerializer = New XmlSerializer(GetType(Orders))

        Dim MyOrders As Orders
            MyOrders = CType(MySe.Deserialize(m.BodyStream), Orders)



        Dim expanded As Student

        For Each expanded In MyOrders.Students

            MyTable.Rows.Add(New String() {expanded.编号, expanded.姓名, expanded.发奖名称, expanded.金额})

        Next

        MessageQueue1.BeginReceive()

    End Sub

    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        MessageQueue1.Path = ".\Private$\MyBook"
        MyTable.Columns.Add("编号")
        MyTable.Columns.Add("姓名")
        MyTable.Columns.Add("发奖名称")
        MyTable.Columns.Add("金额")
        DataGrid1.DataSource = MyTable
    End Sub

    '退出
    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        End
    End Sub
End Class

Public Class Orders
    Public Students() As Student
End Class

Public Class Student

    Public 编号 As Integer
    Public 姓名 As String
    Public 发奖名称 As String
    Public 金额 As Decimal

End Class