航线信息.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 航线信息
    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 GroupBox1 As System.Windows.Forms.GroupBox
    Friend WithEvents Label1 As System.Windows.Forms.Label
    Friend WithEvents Label2 As System.Windows.Forms.Label
    Friend WithEvents Label3 As System.Windows.Forms.Label
    Friend WithEvents Label4 As System.Windows.Forms.Label
    Friend WithEvents Label5 As System.Windows.Forms.Label
    Friend WithEvents Label6 As System.Windows.Forms.Label
    Friend WithEvents Label7 As System.Windows.Forms.Label
    Friend WithEvents Label8 As System.Windows.Forms.Label
    Friend WithEvents Label9 As System.Windows.Forms.Label
    Friend WithEvents Label10 As System.Windows.Forms.Label
    Friend WithEvents TextBox1 As System.Windows.Forms.TextBox
    Friend WithEvents TextBox2 As System.Windows.Forms.TextBox
    Friend WithEvents TextBox3 As System.Windows.Forms.TextBox
    Friend WithEvents TextBox4 As System.Windows.Forms.TextBox
    Friend WithEvents TextBox5 As System.Windows.Forms.TextBox
    Friend WithEvents TextBox6 As System.Windows.Forms.TextBox
    Friend WithEvents TextBox7 As System.Windows.Forms.TextBox
    Friend WithEvents TextBox8 As System.Windows.Forms.TextBox
    Friend WithEvents ComboBox1 As System.Windows.Forms.ComboBox
    Friend WithEvents ComboBox2 As System.Windows.Forms.ComboBox
    Friend WithEvents Button1 As System.Windows.Forms.Button
    Friend WithEvents Button2 As System.Windows.Forms.Button
    Friend WithEvents Label11 As System.Windows.Forms.Label
    Friend WithEvents TextBox9 As System.Windows.Forms.TextBox
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.GroupBox1 = New System.Windows.Forms.GroupBox
        Me.TextBox9 = New System.Windows.Forms.TextBox
        Me.Label11 = New System.Windows.Forms.Label
        Me.ComboBox2 = New System.Windows.Forms.ComboBox
        Me.ComboBox1 = New System.Windows.Forms.ComboBox
        Me.TextBox8 = New System.Windows.Forms.TextBox
        Me.TextBox7 = New System.Windows.Forms.TextBox
        Me.TextBox6 = New System.Windows.Forms.TextBox
        Me.TextBox5 = New System.Windows.Forms.TextBox
        Me.TextBox4 = New System.Windows.Forms.TextBox
        Me.TextBox3 = New System.Windows.Forms.TextBox
        Me.TextBox2 = New System.Windows.Forms.TextBox
        Me.TextBox1 = New System.Windows.Forms.TextBox
        Me.Label10 = New System.Windows.Forms.Label
        Me.Label9 = New System.Windows.Forms.Label
        Me.Label8 = New System.Windows.Forms.Label
        Me.Label7 = New System.Windows.Forms.Label
        Me.Label6 = New System.Windows.Forms.Label
        Me.Label5 = New System.Windows.Forms.Label
        Me.Label4 = New System.Windows.Forms.Label
        Me.Label3 = New System.Windows.Forms.Label
        Me.Label2 = New System.Windows.Forms.Label
        Me.Label1 = New System.Windows.Forms.Label
        Me.Button1 = New System.Windows.Forms.Button
        Me.Button2 = New System.Windows.Forms.Button
        Me.GroupBox1.SuspendLayout()
        Me.SuspendLayout()
        '
        'GroupBox1
        '
        Me.GroupBox1.Controls.Add(Me.TextBox9)
        Me.GroupBox1.Controls.Add(Me.Label11)
        Me.GroupBox1.Controls.Add(Me.ComboBox2)
        Me.GroupBox1.Controls.Add(Me.ComboBox1)
        Me.GroupBox1.Controls.Add(Me.TextBox8)
        Me.GroupBox1.Controls.Add(Me.TextBox7)
        Me.GroupBox1.Controls.Add(Me.TextBox6)
        Me.GroupBox1.Controls.Add(Me.TextBox5)
        Me.GroupBox1.Controls.Add(Me.TextBox4)
        Me.GroupBox1.Controls.Add(Me.TextBox3)
        Me.GroupBox1.Controls.Add(Me.TextBox2)
        Me.GroupBox1.Controls.Add(Me.TextBox1)
        Me.GroupBox1.Controls.Add(Me.Label10)
        Me.GroupBox1.Controls.Add(Me.Label9)
        Me.GroupBox1.Controls.Add(Me.Label8)
        Me.GroupBox1.Controls.Add(Me.Label7)
        Me.GroupBox1.Controls.Add(Me.Label6)
        Me.GroupBox1.Controls.Add(Me.Label5)
        Me.GroupBox1.Controls.Add(Me.Label4)
        Me.GroupBox1.Controls.Add(Me.Label3)
        Me.GroupBox1.Controls.Add(Me.Label2)
        Me.GroupBox1.Controls.Add(Me.Label1)
        Me.GroupBox1.Location = New System.Drawing.Point(8, 8)
        Me.GroupBox1.Name = "GroupBox1"
        Me.GroupBox1.Size = New System.Drawing.Size(488, 344)
        Me.GroupBox1.TabIndex = 0
        Me.GroupBox1.TabStop = False
        Me.GroupBox1.Text = "航线信息"
        '
        'TextBox9
        '
        Me.TextBox9.Location = New System.Drawing.Point(128, 32)
        Me.TextBox9.Name = "TextBox9"
        Me.TextBox9.Size = New System.Drawing.Size(192, 21)
        Me.TextBox9.TabIndex = 21
        Me.TextBox9.Text = ""
        '
        'Label11
        '
        Me.Label11.Location = New System.Drawing.Point(24, 32)
        Me.Label11.Name = "Label11"
        Me.Label11.TabIndex = 20
        Me.Label11.Text = "航线编号"
        '
        'ComboBox2
        '
        Me.ComboBox2.Location = New System.Drawing.Point(376, 168)
        Me.ComboBox2.Name = "ComboBox2"
        Me.ComboBox2.Size = New System.Drawing.Size(96, 20)
        Me.ComboBox2.TabIndex = 19
        '
        'ComboBox1
        '
        Me.ComboBox1.Location = New System.Drawing.Point(128, 112)
        Me.ComboBox1.Name = "ComboBox1"
        Me.ComboBox1.Size = New System.Drawing.Size(104, 20)
        Me.ComboBox1.TabIndex = 18
        '
        'TextBox8
        '
        Me.TextBox8.Location = New System.Drawing.Point(128, 272)
        Me.TextBox8.Multiline = True
        Me.TextBox8.Name = "TextBox8"
        Me.TextBox8.ScrollBars = System.Windows.Forms.ScrollBars.Both
        Me.TextBox8.Size = New System.Drawing.Size(336, 56)
        Me.TextBox8.TabIndex = 17
        Me.TextBox8.Text = ""
        '
        'TextBox7
        '
        Me.TextBox7.Location = New System.Drawing.Point(128, 232)
        Me.TextBox7.Name = "TextBox7"
        Me.TextBox7.TabIndex = 16
        Me.TextBox7.Text = ""
        '
        'TextBox6
        '
        Me.TextBox6.Location = New System.Drawing.Point(376, 224)
        Me.TextBox6.Name = "TextBox6"
        Me.TextBox6.TabIndex = 15
        Me.TextBox6.Text = ""
        '
        'TextBox5
        '
        Me.TextBox5.Location = New System.Drawing.Point(128, 192)
        Me.TextBox5.Name = "TextBox5"
        Me.TextBox5.TabIndex = 14
        Me.TextBox5.Text = ""
        '
        'TextBox4
        '
        Me.TextBox4.Location = New System.Drawing.Point(128, 144)
        Me.TextBox4.Name = "TextBox4"
        Me.TextBox4.TabIndex = 13
        Me.TextBox4.Text = ""
        '
        'TextBox3
        '
        Me.TextBox3.Location = New System.Drawing.Point(376, 128)
        Me.TextBox3.Name = "TextBox3"
        Me.TextBox3.TabIndex = 12
        Me.TextBox3.Text = ""
        '
        'TextBox2
        '
        Me.TextBox2.Location = New System.Drawing.Point(376, 80)
        Me.TextBox2.Name = "TextBox2"
        Me.TextBox2.TabIndex = 11
        Me.TextBox2.Text = ""
        '
        'TextBox1
        '
        Me.TextBox1.Location = New System.Drawing.Point(128, 72)
        Me.TextBox1.Name = "TextBox1"
        Me.TextBox1.TabIndex = 10
        Me.TextBox1.Text = ""
        '
        'Label10
        '
        Me.Label10.Location = New System.Drawing.Point(24, 288)
        Me.Label10.Name = "Label10"
        Me.Label10.Size = New System.Drawing.Size(88, 23)
        Me.Label10.TabIndex = 9
        Me.Label10.Text = "备注信息"
        '
        'Label9
        '
        Me.Label9.Location = New System.Drawing.Point(24, 240)
        Me.Label9.Name = "Label9"
        Me.Label9.TabIndex = 8
        Me.Label9.Text = "头等舱价格"
        '
        'Label8
        '
        Me.Label8.Location = New System.Drawing.Point(256, 224)
        Me.Label8.Name = "Label8"
        Me.Label8.TabIndex = 7
        Me.Label8.Text = "公务舱价格"
        '
        'Label7
        '
        Me.Label7.Location = New System.Drawing.Point(24, 192)
        Me.Label7.Name = "Label7"
        Me.Label7.TabIndex = 6
        Me.Label7.Text = "经济舱价格"
        '
        'Label6
        '
        Me.Label6.Location = New System.Drawing.Point(256, 176)
        Me.Label6.Name = "Label6"
        Me.Label6.TabIndex = 5
        Me.Label6.Text = "客机编号"
        '
        'Label5
        '
        Me.Label5.Location = New System.Drawing.Point(24, 144)
        Me.Label5.Name = "Label5"
        Me.Label5.TabIndex = 4
        Me.Label5.Text = "到达时间"
        '
        'Label4
        '
        Me.Label4.Location = New System.Drawing.Point(256, 128)
        Me.Label4.Name = "Label4"
        Me.Label4.TabIndex = 3
        Me.Label4.Text = "出发时间"
        '
        'Label3
        '
        Me.Label3.Location = New System.Drawing.Point(24, 104)
        Me.Label3.Name = "Label3"
        Me.Label3.TabIndex = 2
        Me.Label3.Text = "航班日期 "
        '
        'Label2
        '
        Me.Label2.Location = New System.Drawing.Point(256, 80)
        Me.Label2.Name = "Label2"
        Me.Label2.TabIndex = 1
        Me.Label2.Text = "到达城市"
        '
        'Label1
        '
        Me.Label1.Location = New System.Drawing.Point(24, 72)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(88, 24)
        Me.Label1.TabIndex = 0
        Me.Label1.Text = "出发城市"
        '
        'Button1
        '
        Me.Button1.Location = New System.Drawing.Point(104, 360)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(104, 40)
        Me.Button1.TabIndex = 1
        Me.Button1.Text = "保存（&s）"
        '
        'Button2
        '
        Me.Button2.Location = New System.Drawing.Point(280, 360)
        Me.Button2.Name = "Button2"
        Me.Button2.Size = New System.Drawing.Size(104, 40)
        Me.Button2.TabIndex = 2
        Me.Button2.Text = "返回（&x）"
        '
        '航线信息
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(504, 414)
        Me.Controls.Add(Me.Button2)
        Me.Controls.Add(Me.Button1)
        Me.Controls.Add(Me.GroupBox1)
        Me.Name = "航线信息"
        Me.Text = "航线信息"
        Me.GroupBox1.ResumeLayout(False)
        Me.ResumeLayout(False)

    End Sub

#End Region

    Private Sub 航线信息_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        ct = 31
        my_class.init()
        TextBox9.Focus()
        If (mytemp = 0) Then
            Button1.Text = "添加"
        Else
            Button1.Text = "修改"
        End If
        Dim ds As DataSet
        Dim con As String
        Dim count, i As Integer
        con = "select * from airlineinfo"
        ds = my_class.query(con)
        count = ds.Tables(0).Rows.Count
        For i = 0 To count - 2
            my_class.dr = ds.Tables(0).Rows(i)
            ComboBox1.Items.Add(Trim(CStr(my_class.dr("departdate"))))
            ComboBox2.Items.Add(Trim(CStr(my_class.dr("planeno"))))
        Next
    End Sub

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        Dim con As String
        Dim con1 As String
        Dim ano, dd, dt, at, pno, cp, cap, fp As String
        Dim dc, ac, am As String
        Dim signe As Integer = 1
        ano = TextBox9.Text
        dc = TextBox1.Text
        ac = TextBox2.Text
        dd = ComboBox1.Text
        pno = ComboBox2.Text
        dt = TextBox3.Text
        at = TextBox4.Text
        cp = TextBox5.Text
        cap = TextBox6.Text
        fp = TextBox7.Text
        am = TextBox8.Text

        con = "select * from airlineinfo where airlineNO='" + TextBox9.Text + "'"
        Dim ds As DataSet
        Try
            ds = my_class.query(con)
        Catch ex As Exception
            MessageBox.Show(ex.Message)
        End Try
        Try
            If (ds.Tables(0).Rows.Count > 0 And mytemp = 0) Then
                my_class.dr = ds.Tables(0).Rows(0)
                If my_class.dr("airlineNO") > 0 Then
                    MsgBox("已存在该航线！")
                    TextBox9.Focus()
                    signe = 0
                End If
            End If
        Catch ex As Exception
            MessageBox.Show(ex.Message)
        End Try
        If TextBox9.Text = "" Then
            MsgBox("航线编号不能为空！")
            TextBox9.Focus()
        ElseIf (signe = 1 Or mytemp = 1) Then
            con1 = "delete from airlineinfo where airlineNO='" + TextBox9.Text + "'"
            con = "insert into airlineinfo values('" + ano + "','" + dc + "','" + ac + "','" + dd + "','" + dt + "','" + at + "','" + pno + "','" + cp + "','" + cap + "','" + fp + "','" + am + "')"
            Try
                my_class.delete(con1)
            Catch ex As Exception
                MessageBox.Show(ex.Message)
            End Try
            Try
                my_class.update(con)
                If (mytemp = 0) Then
                    MsgBox("添加成功！")
                End If
                If (mytemp = 1) Then
                    MsgBox("修改成功！")
                End If

            Catch ex As Exception
                MessageBox.Show(ex.Message)
            End Try
        End If
    End Sub

    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        Me.Close()

    End Sub

    Private Sub 航线信息_Activated(ByVal sender As Object, ByVal e As System.EventArgs) Handles MyBase.Activated
        Dim mdifrm As New MDIForm1
        mdifrm = Me.MdiParent
        mdifrm.StatusBar1.Panels(0).Text = Me.Text
    End Sub

    Private Sub GroupBox1_Enter(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles GroupBox1.Enter

    End Sub
End Class