form1.vb

消息队列异步发送端VB程序,单独可以运行

Imports System
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 Button2 As System.Windows.Forms.Button
    Friend WithEvents DataGrid1 As System.Windows.Forms.DataGrid
    Friend WithEvents Button4 As System.Windows.Forms.Button
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.Button1 = New System.Windows.Forms.Button()
        Me.Button2 = New System.Windows.Forms.Button()
        Me.DataGrid1 = New System.Windows.Forms.DataGrid()
        Me.Button4 = New System.Windows.Forms.Button()
        CType(Me.DataGrid1, System.ComponentModel.ISupportInitialize).BeginInit()
        Me.SuspendLayout()
        '
        'Button1
        '
        Me.Button1.Location = New System.Drawing.Point(40, 16)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(88, 24)
        Me.Button1.TabIndex = 0
        Me.Button1.Text = "创建队列"
        '
        'Button2
        '
        Me.Button2.Location = New System.Drawing.Point(176, 16)
        Me.Button2.Name = "Button2"
        Me.Button2.Size = New System.Drawing.Size(80, 24)
        Me.Button2.TabIndex = 2
        Me.Button2.Text = "发送"
        '
        'DataGrid1
        '
        Me.DataGrid1.DataMember = ""
        Me.DataGrid1.HeaderForeColor = System.Drawing.SystemColors.ControlText
        Me.DataGrid1.Location = New System.Drawing.Point(8, 48)
        Me.DataGrid1.Name = "DataGrid1"
        Me.DataGrid1.Size = New System.Drawing.Size(384, 168)
        Me.DataGrid1.TabIndex = 5
        '
        'Button4
        '
        Me.Button4.Location = New System.Drawing.Point(56, 224)
        Me.Button4.Name = "Button4"
        Me.Button4.Size = New System.Drawing.Size(72, 24)
        Me.Button4.TabIndex = 7
        Me.Button4.Text = "删除"
        '
        'Form1
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(408, 269)
        Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.Button4, 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()

    '创建队列
    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        Try
            System.Messaging.MessageQueue.Create(".\Private$\MyBook")
        Catch
            MsgBox("无法创建，可能已经有同名的队列存在")
        End Try

    End Sub

    '发送
    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        Dim mqPath As String = ".\Private$\MyBook"
        Dim mq As MessageQueue = New MessageQueue(mqPath)
        mq.Formatter = New XmlMessageFormatter()

        Dim Myorder As New Orders()
        Dim i
        For i = 0 To MyTable.Rows.Count - 1
            Dim b As Student = New Student()

            If VarType(MyTable.Rows(i).Item("编号")) > 1 Then

                b.编号 = MyTable.Rows(i).Item("编号")
            Else
                b.编号 = 0
            End If

            If VarType(MyTable.Rows(i).Item("姓名")) > 1 Then
                b.姓名 = MyTable.Rows(i).Item("姓名")
            Else
                b.姓名 = ""
            End If

            If VarType(MyTable.Rows(i).Item("发奖名称")) > 1 Then
                b.发奖名称 = MyTable.Rows(i).Item("发奖名称")
            Else
                b.发奖名称 = ""
            End If

            If VarType(MyTable.Rows(i).Item("金额")) > 1 Then
                b.金额 = MyTable.Rows(i).Item("金额")
            Else
                b.金额 = 0
            End If
            ReDim Preserve Myorder.Students(i)
            Myorder.Students(i) = b

        Next


        mq.Send(Myorder)


    End Sub


    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        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


    '删除
    Private Sub Button4_Click_1(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button4.Click
        Dim j
        j = DataGrid1.CurrentRowIndex
        MyTable.Rows(j).Delete()
    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