客户类型信息.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 客户类型信息
    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 TextBox1 As System.Windows.Forms.TextBox
    Friend WithEvents Label2 As System.Windows.Forms.Label
    Friend WithEvents TextBox2 As System.Windows.Forms.TextBox
    Friend WithEvents Label3 As System.Windows.Forms.Label
    Friend WithEvents TextBox3 As System.Windows.Forms.TextBox
    Friend WithEvents Button1 As System.Windows.Forms.Button
    Friend WithEvents Button2 As System.Windows.Forms.Button
    Friend WithEvents Label4 As System.Windows.Forms.Label
    Friend WithEvents TextBox4 As System.Windows.Forms.TextBox
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.GroupBox1 = New System.Windows.Forms.GroupBox
        Me.TextBox4 = New System.Windows.Forms.TextBox
        Me.Label4 = New System.Windows.Forms.Label
        Me.TextBox3 = New System.Windows.Forms.TextBox
        Me.Label3 = New System.Windows.Forms.Label
        Me.TextBox2 = New System.Windows.Forms.TextBox
        Me.Label2 = New System.Windows.Forms.Label
        Me.TextBox1 = New System.Windows.Forms.TextBox
        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.TextBox4)
        Me.GroupBox1.Controls.Add(Me.Label4)
        Me.GroupBox1.Controls.Add(Me.TextBox3)
        Me.GroupBox1.Controls.Add(Me.Label3)
        Me.GroupBox1.Controls.Add(Me.TextBox2)
        Me.GroupBox1.Controls.Add(Me.Label2)
        Me.GroupBox1.Controls.Add(Me.TextBox1)
        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(520, 256)
        Me.GroupBox1.TabIndex = 0
        Me.GroupBox1.TabStop = False
        Me.GroupBox1.Text = "客户类型信息"
        '
        'TextBox4
        '
        Me.TextBox4.Location = New System.Drawing.Point(152, 32)
        Me.TextBox4.Name = "TextBox4"
        Me.TextBox4.Size = New System.Drawing.Size(224, 21)
        Me.TextBox4.TabIndex = 7
        Me.TextBox4.Text = ""
        '
        'Label4
        '
        Me.Label4.Location = New System.Drawing.Point(24, 32)
        Me.Label4.Name = "Label4"
        Me.Label4.TabIndex = 6
        Me.Label4.Text = "客户类型编号"
        '
        'TextBox3
        '
        Me.TextBox3.Location = New System.Drawing.Point(152, 136)
        Me.TextBox3.Multiline = True
        Me.TextBox3.Name = "TextBox3"
        Me.TextBox3.ScrollBars = System.Windows.Forms.ScrollBars.Both
        Me.TextBox3.Size = New System.Drawing.Size(360, 96)
        Me.TextBox3.TabIndex = 5
        Me.TextBox3.Text = ""
        '
        'Label3
        '
        Me.Label3.Location = New System.Drawing.Point(24, 152)
        Me.Label3.Name = "Label3"
        Me.Label3.TabIndex = 4
        Me.Label3.Text = "备注信息"
        '
        'TextBox2
        '
        Me.TextBox2.Location = New System.Drawing.Point(408, 80)
        Me.TextBox2.Name = "TextBox2"
        Me.TextBox2.TabIndex = 3
        Me.TextBox2.Text = ""
        '
        'Label2
        '
        Me.Label2.Location = New System.Drawing.Point(280, 80)
        Me.Label2.Name = "Label2"
        Me.Label2.TabIndex = 2
        Me.Label2.Text = "折扣比例"
        '
        'TextBox1
        '
        Me.TextBox1.Location = New System.Drawing.Point(152, 80)
        Me.TextBox1.Name = "TextBox1"
        Me.TextBox1.TabIndex = 1
        Me.TextBox1.Text = ""
        '
        'Label1
        '
        Me.Label1.Location = New System.Drawing.Point(24, 80)
        Me.Label1.Name = "Label1"
        Me.Label1.TabIndex = 0
        Me.Label1.Text = "客户类型名称"
        '
        'Button1
        '
        Me.Button1.Location = New System.Drawing.Point(96, 280)
        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(296, 280)
        Me.Button2.Name = "Button2"
        Me.Button2.Size = New System.Drawing.Size(104, 40)
        Me.Button2.TabIndex = 2
        Me.Button2.Text = "返回(&x)"
        '
        '客户类型信息
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(536, 374)
        Me.Controls.Add(Me.Button2)
        Me.Controls.Add(Me.Button1)
        Me.Controls.Add(Me.GroupBox1)
        Me.Name = "客户类型信息"
        Me.Text = "客户类型信息"
        Me.GroupBox1.ResumeLayout(False)
        Me.ResumeLayout(False)

    End Sub

#End Region

    Private Sub 客户类型信息_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        ct = 41
        my_class.init()
        TextBox4.Focus()
        If (mytemp = 0) Then
            Button1.Text = "添加"
        Else
            Button1.Text = "修改"
        End If
    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 cno As String
        Dim dc As Integer
        Dim cname, cm As String
        Dim signe As Integer = 1
        cno = TextBox4.Text
        cname = TextBox1.Text
        dc = Val(TextBox2.Text)
        cm = TextBox3.Text

        con = "select * from customertype where ctypeNO='" + TextBox4.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("ctypeNO") > 0 Then
                    MsgBox("已存在该客户类型！")
                    TextBox4.Focus()
                    signe = 0
                End If
            End If
        Catch ex As Exception
            MessageBox.Show(ex.Message)
        End Try
        If TextBox4.Text = "" Then
            MsgBox("客户编号类型编号不能为空！")
            TextBox4.Focus()
        ElseIf (signe = 1 Or mytemp = 1) Then
            con1 = "delete from customertype where ctypeNO='" + TextBox4.Text + "'"
            con = "insert into customertype values('" & cno & "','" & cname & "','" & dc & "','" & cm & "')"
            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 客户类型信息_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