mdiform.vb

这是个用VB编写的机票销售与查询管理系统

Imports System.Data
Imports System.Data.SqlClient
Public Class MDIForm1
    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 dispose 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 MainMenu1 As System.Windows.Forms.MainMenu
    Friend WithEvents MenuItem1 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem2 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem3 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem4 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem5 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem6 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem7 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem8 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem9 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem10 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem11 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem12 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem13 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem14 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem15 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem22 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem25 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem26 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem27 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem28 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem29 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem30 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem31 As System.Windows.Forms.MenuItem
    Friend WithEvents ImageList1 As System.Windows.Forms.ImageList
    Friend WithEvents ToolBar1 As System.Windows.Forms.ToolBar
    Friend WithEvents StatusBar1 As System.Windows.Forms.StatusBar
    Friend WithEvents ToolBarButton1 As System.Windows.Forms.ToolBarButton
    Friend WithEvents ToolBarButton2 As System.Windows.Forms.ToolBarButton
    Friend WithEvents ToolBarButton3 As System.Windows.Forms.ToolBarButton
    Friend WithEvents ToolBarButton4 As System.Windows.Forms.ToolBarButton
    Friend WithEvents ToolBarButton5 As System.Windows.Forms.ToolBarButton
    Friend WithEvents ToolBarButton6 As System.Windows.Forms.ToolBarButton
    Friend WithEvents ToolBarButton7 As System.Windows.Forms.ToolBarButton
    Friend WithEvents ToolBarButton8 As System.Windows.Forms.ToolBarButton
    Friend WithEvents statusbarpanel1 As System.Windows.Forms.StatusBarPanel
    Friend WithEvents StatusBarPanel2 As System.Windows.Forms.StatusBarPanel
    Friend WithEvents StatusBarPanel3 As System.Windows.Forms.StatusBarPanel
    Friend WithEvents statusbarpanel4 As System.Windows.Forms.StatusBarPanel
    Friend WithEvents ContextMenu1 As System.Windows.Forms.ContextMenu
    Friend WithEvents MenuItem32 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem33 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem40 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem41 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem42 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem43 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem44 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem45 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem46 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem47 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem34 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem35 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem36 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem37 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem38 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem39 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem48 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem49 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem50 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem51 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem52 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem53 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem54 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem55 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem56 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem57 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem58 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem59 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem60 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem61 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem62 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem64 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem66 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem67 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem69 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem70 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem72 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem74 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem75 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem77 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem78 As System.Windows.Forms.MenuItem
    Friend WithEvents Timer1 As System.Windows.Forms.Timer
    Friend WithEvents MenuItem63 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem68 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem16 As System.Windows.Forms.MenuItem
    Friend WithEvents MenuItem17 As System.Windows.Forms.MenuItem
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.components = New System.ComponentModel.Container
        Dim resources As System.Resources.ResourceManager = New System.Resources.ResourceManager(GetType(MDIForm1))
        Me.MainMenu1 = New System.Windows.Forms.MainMenu
        Me.MenuItem1 = New System.Windows.Forms.MenuItem
        Me.MenuItem63 = New System.Windows.Forms.MenuItem
        Me.MenuItem2 = New System.Windows.Forms.MenuItem
        Me.MenuItem3 = New System.Windows.Forms.MenuItem
        Me.MenuItem4 = New System.Windows.Forms.MenuItem
        Me.MenuItem5 = New System.Windows.Forms.MenuItem
        Me.MenuItem6 = New System.Windows.Forms.MenuItem
        Me.MenuItem7 = New System.Windows.Forms.MenuItem
        Me.MenuItem64 = New System.Windows.Forms.MenuItem
        Me.MenuItem8 = New System.Windows.Forms.MenuItem
        Me.MenuItem66 = New System.Windows.Forms.MenuItem
        Me.MenuItem67 = New System.Windows.Forms.MenuItem
        Me.MenuItem9 = New System.Windows.Forms.MenuItem
        Me.MenuItem69 = New System.Windows.Forms.MenuItem
        Me.MenuItem70 = New System.Windows.Forms.MenuItem
        Me.MenuItem10 = New System.Windows.Forms.MenuItem
        Me.MenuItem11 = New System.Windows.Forms.MenuItem
        Me.MenuItem72 = New System.Windows.Forms.MenuItem
        Me.MenuItem12 = New System.Windows.Forms.MenuItem
        Me.MenuItem74 = New System.Windows.Forms.MenuItem
        Me.MenuItem75 = New System.Windows.Forms.MenuItem
        Me.MenuItem13 = New System.Windows.Forms.MenuItem
        Me.MenuItem14 = New System.Windows.Forms.MenuItem
        Me.MenuItem77 = New System.Windows.Forms.MenuItem
        Me.MenuItem78 = New System.Windows.Forms.MenuItem
        Me.MenuItem15 = New System.Windows.Forms.MenuItem
        Me.MenuItem22 = New System.Windows.Forms.MenuItem
        Me.MenuItem25 = New System.Windows.Forms.MenuItem
        Me.MenuItem26 = New System.Windows.Forms.MenuItem
        Me.MenuItem27 = New System.Windows.Forms.MenuItem
        Me.MenuItem28 = New System.Windows.Forms.MenuItem
        Me.MenuItem29 = New System.Windows.Forms.MenuItem
        Me.MenuItem68 = New System.Windows.Forms.MenuItem
        Me.MenuItem30 = New System.Windows.Forms.MenuItem
        Me.MenuItem31 = New System.Windows.Forms.MenuItem
        Me.ImageList1 = New System.Windows.Forms.ImageList(Me.components)
        Me.ToolBar1 = New System.Windows.Forms.ToolBar
        Me.ToolBarButton1 = New System.Windows.Forms.ToolBarButton
        Me.ToolBarButton2 = New System.Windows.Forms.ToolBarButton
        Me.ToolBarButton3 = New System.Windows.Forms.ToolBarButton
        Me.ToolBarButton4 = New System.Windows.Forms.ToolBarButton
        Me.ToolBarButton5 = New System.Windows.Forms.ToolBarButton
        Me.ToolBarButton6 = New System.Windows.Forms.ToolBarButton
        Me.ToolBarButton7 = New System.Windows.Forms.ToolBarButton
        Me.ToolBarButton8 = New System.Windows.Forms.ToolBarButton
        Me.StatusBar1 = New System.Windows.Forms.StatusBar
        Me.statusbarpanel1 = New System.Windows.Forms.StatusBarPanel
        Me.StatusBarPanel2 = New System.Windows.Forms.StatusBarPanel
        Me.StatusBarPanel3 = New System.Windows.Forms.StatusBarPanel
        Me.statusbarpanel4 = New System.Windows.Forms.StatusBarPanel
        Me.ContextMenu1 = New System.Windows.Forms.ContextMenu
        Me.MenuItem32 = New System.Windows.Forms.MenuItem
        Me.MenuItem40 = New System.Windows.Forms.MenuItem
        Me.MenuItem41 = New System.Windows.Forms.MenuItem
        Me.MenuItem42 = New System.Windows.Forms.MenuItem
        Me.MenuItem43 = New System.Windows.Forms.MenuItem
        Me.MenuItem44 = New System.Windows.Forms.MenuItem
        Me.MenuItem45 = New System.Windows.Forms.MenuItem
        Me.MenuItem46 = New System.Windows.Forms.MenuItem
        Me.MenuItem47 = New System.Windows.Forms.MenuItem
        Me.MenuItem33 = New System.Windows.Forms.MenuItem
        Me.MenuItem16 = New System.Windows.Forms.MenuItem
        Me.MenuItem34 = New System.Windows.Forms.MenuItem
        Me.MenuItem35 = New System.Windows.Forms.MenuItem
        Me.MenuItem36 = New System.Windows.Forms.MenuItem
        Me.MenuItem37 = New System.Windows.Forms.MenuItem
        Me.MenuItem38 = New System.Windows.Forms.MenuItem
        Me.MenuItem39 = New System.Windows.Forms.MenuItem
        Me.MenuItem48 = New System.Windows.Forms.MenuItem
        Me.MenuItem49 = New System.Windows.Forms.MenuItem
        Me.MenuItem50 = New System.Windows.Forms.MenuItem
        Me.MenuItem51 = New System.Windows.Forms.MenuItem
        Me.MenuItem52 = New System.Windows.Forms.MenuItem
        Me.MenuItem53 = New System.Windows.Forms.MenuItem
        Me.MenuItem54 = New System.Windows.Forms.MenuItem
        Me.MenuItem55 = New System.Windows.Forms.MenuItem
        Me.MenuItem56 = New System.Windows.Forms.MenuItem
        Me.MenuItem57 = New System.Windows.Forms.MenuItem
        Me.MenuItem58 = New System.Windows.Forms.MenuItem
        Me.MenuItem17 = New System.Windows.Forms.MenuItem
        Me.MenuItem59 = New System.Windows.Forms.MenuItem
        Me.MenuItem60 = New System.Windows.Forms.MenuItem
        Me.MenuItem61 = New System.Windows.Forms.MenuItem
        Me.MenuItem62 = New System.Windows.Forms.MenuItem
        Me.Timer1 = New System.Windows.Forms.Timer(Me.components)
        CType(Me.statusbarpanel1, System.ComponentModel.ISupportInitialize).BeginInit()
        CType(Me.StatusBarPanel2, System.ComponentModel.ISupportInitialize).BeginInit()
        CType(Me.StatusBarPanel3, System.ComponentModel.ISupportInitialize).BeginInit()
        CType(Me.statusbarpanel4, System.ComponentModel.ISupportInitialize).BeginInit()
        Me.SuspendLayout()
        '
        'MainMenu1
        '
        Me.MainMenu1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem1, Me.MenuItem6, Me.MenuItem10, Me.MenuItem13, Me.MenuItem15, Me.MenuItem25, Me.MenuItem68, Me.MenuItem30})
        '
        'MenuItem1
        '
        Me.MenuItem1.Index = 0
        Me.MenuItem1.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem63, Me.MenuItem2, Me.MenuItem3, Me.MenuItem4, Me.MenuItem5})
        Me.MenuItem1.Text = "系统"
        '
        'MenuItem63
        '
        Me.MenuItem63.Index = 0
        Me.MenuItem63.Text = "用户权限设置"
        '
        'MenuItem2
        '
        Me.MenuItem2.Index = 1
        Me.MenuItem2.Text = "修改密码"
        '
        'MenuItem3
        '
        Me.MenuItem3.Index = 2
        Me.MenuItem3.Text = "添加用户"
        '
        'MenuItem4
        '
        Me.MenuItem4.Index = 3
        Me.MenuItem4.Text = "-"
        '
        'MenuItem5
        '
        Me.MenuItem5.Index = 4
        Me.MenuItem5.Text = "退出"
        '
        'MenuItem6
        '
        Me.MenuItem6.Index = 1
        Me.MenuItem6.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem7, Me.MenuItem8, Me.MenuItem9})
        Me.MenuItem6.Text = "航线信息管理"
        '
        'MenuItem7
        '
        Me.MenuItem7.Index = 0
        Me.MenuItem7.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem64})
        Me.MenuItem7.Text = "舱位管理"
        '
        'MenuItem64
        '
        Me.MenuItem64.Index = 0
        Me.MenuItem64.Text = "舱位类型信息列表"
        '
        'MenuItem8
        '
        Me.MenuItem8.Index = 1
        Me.MenuItem8.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem66, Me.MenuItem67})
        Me.MenuItem8.Text = "客机管理"
        '
        'MenuItem66
        '
        Me.MenuItem66.Index = 0
        Me.MenuItem66.Text = "客机信息查询"
        '
        'MenuItem67
        '
        Me.MenuItem67.Index = 1
        Me.MenuItem67.Text = "客机信息列表"
        '
        'MenuItem9
        '
        Me.MenuItem9.Index = 2
        Me.MenuItem9.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem69, Me.MenuItem70})
        Me.MenuItem9.Text = "航线信息"
        '
        'MenuItem69
        '
        Me.MenuItem69.Index = 0
        Me.MenuItem69.Text = "航线信息查询"
        '
        'MenuItem70
        '
        Me.MenuItem70.Index = 1
        Me.MenuItem70.Text = "航线信息列表"
        '
        'MenuItem10
        '
        Me.MenuItem10.Index = 2
        Me.MenuItem10.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem11, Me.MenuItem12})
        Me.MenuItem10.Text = "客户信息管理"
        '
        'MenuItem11
        '
        Me.MenuItem11.Index = 0
        Me.MenuItem11.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem72})
        Me.MenuItem11.Text = "客户类型"
        '
        'MenuItem72
        '
        Me.MenuItem72.Index = 0
        Me.MenuItem72.Text = "客户类型信息列表"
        '
        'MenuItem12
        '
        Me.MenuItem12.Index = 1
        Me.MenuItem12.MenuItems.AddRange(New System.Windows.Forms.MenuItem() {Me.MenuItem74, Me.MenuItem75})
        Me.MenuItem12.Text = "客户信息"
        '
        'MenuItem74
        '
        Me.MenuItem74.Index = 0
        Me.MenuItem74.Text = "客户信息查询"
        '
        'MenuItem75