form3.vb

食堂消费刷卡系统

Public Class Form3
    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 SqlDataAdapter1 As System.Data.SqlClient.SqlDataAdapter
    Friend WithEvents SqlConnection1 As System.Data.SqlClient.SqlConnection
    Friend WithEvents MSComm1 As AxMSCommLib.AxMSComm
    Friend WithEvents Timer1 As System.Windows.Forms.Timer
    Friend WithEvents SqlCommand1 As System.Data.SqlClient.SqlCommand
    Friend WithEvents GroupBox1 As System.Windows.Forms.GroupBox
    Friend WithEvents Button4 As System.Windows.Forms.Button
    Friend WithEvents Button3 As System.Windows.Forms.Button
    Friend WithEvents TextBox3 As System.Windows.Forms.TextBox
    Friend WithEvents Label1 As System.Windows.Forms.Label
    Friend WithEvents Button2 As System.Windows.Forms.Button
    Friend WithEvents Button1 As System.Windows.Forms.Button
    Friend WithEvents TextBox2 As System.Windows.Forms.TextBox
    Friend WithEvents TextBox1 As System.Windows.Forms.TextBox
    Friend WithEvents Label4 As System.Windows.Forms.Label
    Friend WithEvents Label3 As System.Windows.Forms.Label
    Friend WithEvents GroupBox2 As System.Windows.Forms.GroupBox
    Friend WithEvents DataGrid1 As System.Windows.Forms.DataGrid
    Friend WithEvents Label5 As System.Windows.Forms.Label
    Friend WithEvents ComboBox1 As System.Windows.Forms.ComboBox
    Friend WithEvents SqlSelectCommand1 As System.Data.SqlClient.SqlCommand
    Friend WithEvents SqlInsertCommand1 As System.Data.SqlClient.SqlCommand
    Friend WithEvents DataSet11 As WindowsApplication2.DataSet1
    Friend WithEvents Button5 As System.Windows.Forms.Button
    Friend WithEvents TextBox4 As System.Windows.Forms.TextBox
    Friend WithEvents Label6 As System.Windows.Forms.Label
    Friend WithEvents Label7 As System.Windows.Forms.Label
    Friend WithEvents Timer2 As System.Windows.Forms.Timer
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.components = New System.ComponentModel.Container
        Dim resources As System.Resources.ResourceManager = New System.Resources.ResourceManager(GetType(Form3))
        Me.SqlDataAdapter1 = New System.Data.SqlClient.SqlDataAdapter
        Me.SqlInsertCommand1 = New System.Data.SqlClient.SqlCommand
        Me.SqlConnection1 = New System.Data.SqlClient.SqlConnection
        Me.SqlSelectCommand1 = New System.Data.SqlClient.SqlCommand
        Me.MSComm1 = New AxMSCommLib.AxMSComm
        Me.Timer1 = New System.Windows.Forms.Timer(Me.components)
        Me.SqlCommand1 = New System.Data.SqlClient.SqlCommand
        Me.GroupBox1 = New System.Windows.Forms.GroupBox
        Me.Button5 = New System.Windows.Forms.Button
        Me.ComboBox1 = New System.Windows.Forms.ComboBox
        Me.Label5 = New System.Windows.Forms.Label
        Me.Button4 = New System.Windows.Forms.Button
        Me.Button3 = New System.Windows.Forms.Button
        Me.TextBox3 = New System.Windows.Forms.TextBox
        Me.Label1 = New System.Windows.Forms.Label
        Me.Button2 = New System.Windows.Forms.Button
        Me.Button1 = New System.Windows.Forms.Button
        Me.TextBox2 = New System.Windows.Forms.TextBox
        Me.TextBox1 = New System.Windows.Forms.TextBox
        Me.Label4 = New System.Windows.Forms.Label
        Me.Label3 = New System.Windows.Forms.Label
        Me.GroupBox2 = New System.Windows.Forms.GroupBox
        Me.Label6 = New System.Windows.Forms.Label
        Me.DataGrid1 = New System.Windows.Forms.DataGrid
        Me.DataSet11 = New WindowsApplication2.DataSet1
        Me.TextBox4 = New System.Windows.Forms.TextBox
        Me.Label7 = New System.Windows.Forms.Label
        Me.Timer2 = New System.Windows.Forms.Timer(Me.components)
        CType(Me.MSComm1, System.ComponentModel.ISupportInitialize).BeginInit()
        Me.GroupBox1.SuspendLayout()
        Me.GroupBox2.SuspendLayout()
        CType(Me.DataGrid1, System.ComponentModel.ISupportInitialize).BeginInit()
        CType(Me.DataSet11, System.ComponentModel.ISupportInitialize).BeginInit()
        Me.SuspendLayout()
        '
        'SqlDataAdapter1
        '
        Me.SqlDataAdapter1.InsertCommand = Me.SqlInsertCommand1
        Me.SqlDataAdapter1.SelectCommand = Me.SqlSelectCommand1
        Me.SqlDataAdapter1.TableMappings.AddRange(New System.Data.Common.DataTableMapping() {New System.Data.Common.DataTableMapping("Table", "食堂", New System.Data.Common.DataColumnMapping() {New System.Data.Common.DataColumnMapping("IC卡号", "IC卡号"), New System.Data.Common.DataColumnMapping("姓名", "姓名"), New System.Data.Common.DataColumnMapping("余额", "余额"), New System.Data.Common.DataColumnMapping("用户类型", "用户类型")})})
        '
        'SqlInsertCommand1
        '
        Me.SqlInsertCommand1.CommandText = "INSERT INTO 食堂(IC卡号, 姓名, 余额, 用户类型) VALUES (@IC卡号, @姓名, @余额, @用户类型); SELECT IC卡号, " & _
        "姓名, 余额, 用户类型 FROM 食堂"
        Me.SqlInsertCommand1.Connection = Me.SqlConnection1
        Me.SqlInsertCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@IC卡号", System.Data.SqlDbType.VarChar, 50, "IC卡号"))
        Me.SqlInsertCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@姓名", System.Data.SqlDbType.VarChar, 50, "姓名"))
        Me.SqlInsertCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@余额", System.Data.SqlDbType.VarChar, 50, "余额"))
        Me.SqlInsertCommand1.Parameters.Add(New System.Data.SqlClient.SqlParameter("@用户类型", System.Data.SqlDbType.VarChar, 50, "用户类型"))
        '
        'SqlConnection1
        '
        Me.SqlConnection1.ConnectionString = "workstation id=697F107DEC5B46F;packet size=4096;integrated security=SSPI;data sou" & _
        "rce=697F107DEC5B46F;persist security info=False;initial catalog=qishujia"
        '
        'SqlSelectCommand1
        '
        Me.SqlSelectCommand1.CommandText = "SELECT IC卡号, 姓名, 余额, 用户类型 FROM 食堂"
        Me.SqlSelectCommand1.Connection = Me.SqlConnection1
        '
        'MSComm1
        '
        Me.MSComm1.Enabled = True
        Me.MSComm1.Location = New System.Drawing.Point(528, 8)
        Me.MSComm1.Name = "MSComm1"
        Me.MSComm1.OcxState = CType(resources.GetObject("MSComm1.OcxState"), System.Windows.Forms.AxHost.State)
        Me.MSComm1.Size = New System.Drawing.Size(38, 38)
        Me.MSComm1.TabIndex = 4
        '
        'Timer1
        '
        '
        'GroupBox1
        '
        Me.GroupBox1.BackColor = System.Drawing.SystemColors.Control
        Me.GroupBox1.Controls.Add(Me.Button5)
        Me.GroupBox1.Controls.Add(Me.ComboBox1)
        Me.GroupBox1.Controls.Add(Me.Label5)
        Me.GroupBox1.Controls.Add(Me.Button4)
        Me.GroupBox1.Controls.Add(Me.Button3)
        Me.GroupBox1.Controls.Add(Me.TextBox3)
        Me.GroupBox1.Controls.Add(Me.Label1)
        Me.GroupBox1.Controls.Add(Me.Button2)
        Me.GroupBox1.Controls.Add(Me.Button1)
        Me.GroupBox1.Controls.Add(Me.TextBox2)
        Me.GroupBox1.Controls.Add(Me.TextBox1)
        Me.GroupBox1.Controls.Add(Me.Label4)
        Me.GroupBox1.Controls.Add(Me.Label3)
        Me.GroupBox1.Font = New System.Drawing.Font("Microsoft Sans Serif", 15.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.GroupBox1.ForeColor = System.Drawing.Color.Black
        Me.GroupBox1.Location = New System.Drawing.Point(376, 56)
        Me.GroupBox1.Name = "GroupBox1"
        Me.GroupBox1.Size = New System.Drawing.Size(216, 384)
        Me.GroupBox1.TabIndex = 0
        Me.GroupBox1.TabStop = False
        Me.GroupBox1.Text = "用户管理"
        '
        'Button5
        '
        Me.Button5.BackColor = System.Drawing.SystemColors.Control
        Me.Button5.Font = New System.Drawing.Font("Microsoft Sans Serif", 15.75!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Button5.Location = New System.Drawing.Point(56, 304)
        Me.Button5.Name = "Button5"
        Me.Button5.Size = New System.Drawing.Size(152, 35)
        Me.Button5.TabIndex = 12
        Me.Button5.Text = "显示所有(&S)"
        '
        'ComboBox1
        '
        Me.ComboBox1.BackColor = System.Drawing.Color.FromArgb(CType(192, Byte), CType(255, Byte), CType(255, Byte))
        Me.ComboBox1.Items.AddRange(New Object() {"普通", "外来"})
        Me.ComboBox1.Location = New System.Drawing.Point(104, 144)
        Me.ComboBox1.Name = "ComboBox1"
        Me.ComboBox1.Size = New System.Drawing.Size(104, 33)
        Me.ComboBox1.TabIndex = 11
        '
        'Label5
        '
        Me.Label5.BackColor = System.Drawing.SystemColors.Control
        Me.Label5.Font = New System.Drawing.Font("Microsoft Sans Serif", 15.75!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label5.Location = New System.Drawing.Point(0, 144)
        Me.Label5.Name = "Label5"
        Me.Label5.Size = New System.Drawing.Size(104, 32)
        Me.Label5.TabIndex = 10
        Me.Label5.Text = "用户类型"
        '
        'Button4
        '
        Me.Button4.BackColor = System.Drawing.SystemColors.Control
        Me.Button4.Font = New System.Drawing.Font("Microsoft Sans Serif", 15.75!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Button4.Location = New System.Drawing.Point(56, 264)
        Me.Button4.Name = "Button4"
        Me.Button4.Size = New System.Drawing.Size(152, 35)
        Me.Button4.TabIndex = 9
        Me.Button4.Text = "信息修改(&C)"
        '
        'Button3
        '
        Me.Button3.BackColor = System.Drawing.SystemColors.Control
        Me.Button3.Font = New System.Drawing.Font("Microsoft Sans Serif", 15.75!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Button3.Location = New System.Drawing.Point(56, 224)
        Me.Button3.Name = "Button3"
        Me.Button3.Size = New System.Drawing.Size(152, 35)
        Me.Button3.TabIndex = 8
        Me.Button3.Text = "删除用户(&D)"
        '
        'TextBox3
        '
        Me.TextBox3.BackColor = System.Drawing.Color.FromArgb(CType(255, Byte), CType(255, Byte), CType(192, Byte))
        Me.TextBox3.Location = New System.Drawing.Point(104, 104)
        Me.TextBox3.Name = "TextBox3"
        Me.TextBox3.Size = New System.Drawing.Size(104, 30)
        Me.TextBox3.TabIndex = 7
        Me.TextBox3.Text = ""
        '
        'Label1
        '
        Me.Label1.BackColor = System.Drawing.SystemColors.Control
        Me.Label1.Font = New System.Drawing.Font("Microsoft Sans Serif", 15.75!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label1.Location = New System.Drawing.Point(8, 104)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(96, 32)
        Me.Label1.TabIndex = 6
        Me.Label1.Text = "余额"
        '
        'Button2
        '
        Me.Button2.BackColor = System.Drawing.SystemColors.Control
        Me.Button2.Font = New System.Drawing.Font("Microsoft Sans Serif", 15.75!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Button2.Location = New System.Drawing.Point(56, 344)
        Me.Button2.Name = "Button2"
        Me.Button2.Size = New System.Drawing.Size(152, 35)
        Me.Button2.TabIndex = 5
        Me.Button2.Text = "退出(&E)"
        '
        'Button1
        '
        Me.Button1.BackColor = System.Drawing.SystemColors.Control
        Me.Button1.Font = New System.Drawing.Font("Microsoft Sans Serif", 15.75!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Button1.Location = New System.Drawing.Point(56, 184)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(152, 35)
        Me.Button1.TabIndex = 4
        Me.Button1.Text = "添加用户(&A)"
        '
        'TextBox2
        '
        Me.TextBox2.BackColor = System.Drawing.Color.FromArgb(CType(192, Byte), CType(255, Byte), CType(255, Byte))
        Me.TextBox2.Location = New System.Drawing.Point(104, 64)
        Me.TextBox2.Name = "TextBox2"
        Me.TextBox2.Size = New System.Drawing.Size(104, 30)
        Me.TextBox2.TabIndex = 3
        Me.TextBox2.Text = ""
        '
        'TextBox1
        '
        Me.TextBox1.BackColor = System.Drawing.Color.FromArgb(CType(255, Byte), CType(255, Byte), CType(192, Byte))
        Me.TextBox1.Location = New System.Drawing.Point(104, 24)
        Me.TextBox1.Name = "TextBox1"
        Me.TextBox1.Size = New System.Drawing.Size(104, 30)
        Me.TextBox1.TabIndex = 2
        Me.TextBox1.Text = ""
        '
        'Label4
        '
        Me.Label4.BackColor = System.Drawing.SystemColors.Control
        Me.Label4.Font = New System.Drawing.Font("Microsoft Sans Serif", 15.75!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label4.Location = New System.Drawing.Point(8, 64)
        Me.Label4.Name = "Label4"
        Me.Label4.Size = New System.Drawing.Size(96, 32)
        Me.Label4.TabIndex = 1
        Me.Label4.Text = "姓名"
        '
        'Label3
        '
        Me.Label3.BackColor = System.Drawing.SystemColors.Control
        Me.Label3.Font = New System.Drawing.Font("Microsoft Sans Serif", 15.75!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label3.Location = New System.Drawing.Point(8, 24)
        Me.Label3.Name = "Label3"
        Me.Label3.Size = New System.Drawing.Size(96, 32)
        Me.Label3.TabIndex = 0
        Me.Label3.Text = "IC卡号"
        '
        'GroupBox2
        '
        Me.GroupBox2.BackColor = System.Drawing.SystemColors.Control
        Me.GroupBox2.Controls.Add(Me.Label6)
        Me.GroupBox2.Controls.Add(Me.DataGrid1)
        Me.GroupBox2.Location = New System.Drawing.Point(16, 56)
        Me.GroupBox2.Name = "GroupBox2"
        Me.GroupBox2.Size = New System.Drawing.Size(360, 384)
        Me.GroupBox2.TabIndex = 1
        Me.GroupBox2.TabStop = False
        '
        'Label6
        '
        Me.Label6.Font = New System.Drawing.Font("Microsoft Sans Serif", 15.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label6.ForeColor = System.Drawing.Color.Blue
        Me.Label6.Location = New System.Drawing.Point(24, 296)
        Me.Label6.Name = "Label6"
        Me.Label6.Size = New System.Drawing.Size(312, 56)
        Me.Label6.TabIndex = 1
        '
        'DataGrid1
        '
        Me.DataGrid1.AlternatingBackColor = System.Drawing.Color.FromArgb(CType(192, Byte), CType(255, Byte), CType(255, Byte))
        Me.DataGrid1.BackColor = System.Drawing.Color.FromArgb(CType(255, Byte), CType(255, Byte), CType(192, Byte))
        Me.DataGrid1.BackgroundColor = System.Drawing.SystemColors.Desktop
        Me.DataGrid1.CaptionBackColor = System.Drawing.Color.FromArgb(CType(255, Byte), CType(255, Byte), CType(192, Byte))