register.vb

一个很不错的学生管理系统

Public Class Register
    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 TextBox1 As System.Windows.Forms.TextBox
    Friend WithEvents TextBox2 As System.Windows.Forms.TextBox
    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 Button3 As System.Windows.Forms.Button
    Friend WithEvents TextBox4 As System.Windows.Forms.TextBox
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Dim resources As System.Resources.ResourceManager = New System.Resources.ResourceManager(GetType(Register))
        Me.TextBox1 = New System.Windows.Forms.TextBox
        Me.TextBox2 = New System.Windows.Forms.TextBox
        Me.TextBox3 = New System.Windows.Forms.TextBox
        Me.Button1 = New System.Windows.Forms.Button
        Me.Button2 = New System.Windows.Forms.Button
        Me.Button3 = New System.Windows.Forms.Button
        Me.TextBox4 = New System.Windows.Forms.TextBox
        Me.SuspendLayout()
        '
        'TextBox1
        '
        Me.TextBox1.Location = New System.Drawing.Point(280, 26)
        Me.TextBox1.Name = "TextBox1"
        Me.TextBox1.Size = New System.Drawing.Size(152, 21)
        Me.TextBox1.TabIndex = 1
        Me.TextBox1.Text = ""
        '
        'TextBox2
        '
        Me.TextBox2.Location = New System.Drawing.Point(280, 60)
        Me.TextBox2.Name = "TextBox2"
        Me.TextBox2.PasswordChar = Microsoft.VisualBasic.ChrW(42)
        Me.TextBox2.Size = New System.Drawing.Size(152, 21)
        Me.TextBox2.TabIndex = 3
        Me.TextBox2.Text = ""
        '
        'TextBox3
        '
        Me.TextBox3.Location = New System.Drawing.Point(280, 96)
        Me.TextBox3.Name = "TextBox3"
        Me.TextBox3.PasswordChar = Microsoft.VisualBasic.ChrW(42)
        Me.TextBox3.Size = New System.Drawing.Size(152, 21)
        Me.TextBox3.TabIndex = 5
        Me.TextBox3.Text = ""
        '
        'Button1
        '
        Me.Button1.BackColor = System.Drawing.SystemColors.ActiveCaptionText
        Me.Button1.Font = New System.Drawing.Font("宋体", 10.5!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Button1.Location = New System.Drawing.Point(192, 200)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(88, 24)
        Me.Button1.TabIndex = 6
        Me.Button1.Text = "注册"
        '
        'Button2
        '
        Me.Button2.BackColor = System.Drawing.SystemColors.ActiveCaptionText
        Me.Button2.Font = New System.Drawing.Font("宋体", 10.5!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Button2.Location = New System.Drawing.Point(288, 200)
        Me.Button2.Name = "Button2"
        Me.Button2.Size = New System.Drawing.Size(88, 24)
        Me.Button2.TabIndex = 7
        Me.Button2.Text = "清空"
        '
        'Button3
        '
        Me.Button3.BackColor = System.Drawing.SystemColors.ActiveCaptionText
        Me.Button3.Font = New System.Drawing.Font("宋体", 10.5!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Button3.Location = New System.Drawing.Point(384, 200)
        Me.Button3.Name = "Button3"
        Me.Button3.Size = New System.Drawing.Size(88, 24)
        Me.Button3.TabIndex = 8
        Me.Button3.Text = "退出"
        '
        'TextBox4
        '
        Me.TextBox4.Location = New System.Drawing.Point(280, 132)
        Me.TextBox4.Name = "TextBox4"
        Me.TextBox4.PasswordChar = Microsoft.VisualBasic.ChrW(42)
        Me.TextBox4.Size = New System.Drawing.Size(152, 21)
        Me.TextBox4.TabIndex = 10
        Me.TextBox4.Text = ""
        '
        'Register
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.BackgroundImage = CType(resources.GetObject("$this.BackgroundImage"), System.Drawing.Image)
        Me.ClientSize = New System.Drawing.Size(488, 253)
        Me.Controls.Add(Me.TextBox4)
        Me.Controls.Add(Me.Button3)
        Me.Controls.Add(Me.Button2)
        Me.Controls.Add(Me.Button1)
        Me.Controls.Add(Me.TextBox3)
        Me.Controls.Add(Me.TextBox2)
        Me.Controls.Add(Me.TextBox1)
        Me.Icon = CType(resources.GetObject("$this.Icon"), System.Drawing.Icon)
        Me.MaximizeBox = False
        Me.MaximumSize = New System.Drawing.Size(496, 280)
        Me.MinimumSize = New System.Drawing.Size(496, 280)
        Me.Name = "Register"
        Me.Text = "新用户注册"
        Me.ResumeLayout(False)

    End Sub

#End Region

   

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click

        Try

       
        If TextBox1.Text = "" Then
            MsgBox("用户名不能为空")
            Exit Sub
        End If
        If TextBox4.Text = "" Then
            MsgBox("请输入您的真实姓名")
            Exit Sub
        End If
        If TextBox2.Text = "" And TextBox3.Text = "" Then
            MsgBox("为了您的个人信息安全，您必须设置密码！")
        End If
        If Not TextBox2.Text = TextBox3.Text Then
            MsgBox("2次输入的密码不一致！")
            TextBox2.Text = ""
            TextBox3.Text = ""
            Exit Sub
        End If
        Dim str As String
        Dim i As Integer
        Dim ds As DataSet
            ds = search.query("select * from T_User where C_UserId = '" & TextBox1.Text & "'")
            If ds.Tables(0).Rows.Count <> 0 Then
                MsgBox("用户名已经被使用，请重新选择您的用户名！")
                TextBox1.Text = ""
                TextBox2.Text = ""
                TextBox3.Text = ""
                TextBox4.Text = ""
                Exit Sub
            End If
            search.insert("insert into T_User values('" & TextBox1.Text & "','" & TextBox2.Text & "','user','" & TextBox4.Text & "')")

            MsgBox("   恭喜您，注册成功！ " & (Chr(10)) & " 欢迎 " & TextBox1.Text & " 来到Good Edu 学生信息管理系统 ")




        Catch ex As Exception
            MsgBox(ex.Message)
        End Try






    End Sub

    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        TextBox1.Text = ""
        TextBox2.Text = ""
        TextBox3.Text = ""

    End Sub

    Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click
        Me.Close()

    End Sub

    
End Class