modifyuserpass.vb

一个很不错的学生管理系统

Public Class ModifyUserpass
    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 Label1 As System.Windows.Forms.Label
    Friend WithEvents TextBox1 As System.Windows.Forms.TextBox
    Friend WithEvents TextBox2 As System.Windows.Forms.TextBox
    Friend WithEvents Label2 As System.Windows.Forms.Label
    Friend WithEvents TextBox3 As System.Windows.Forms.TextBox
    Friend WithEvents Label3 As System.Windows.Forms.Label
    Friend WithEvents Button1 As System.Windows.Forms.Button
    Friend WithEvents Button2 As System.Windows.Forms.Button
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.Label1 = New System.Windows.Forms.Label
        Me.TextBox1 = New System.Windows.Forms.TextBox
        Me.TextBox2 = New System.Windows.Forms.TextBox
        Me.Label2 = New System.Windows.Forms.Label
        Me.TextBox3 = New System.Windows.Forms.TextBox
        Me.Label3 = New System.Windows.Forms.Label
        Me.Button1 = New System.Windows.Forms.Button
        Me.Button2 = New System.Windows.Forms.Button
        Me.SuspendLayout()
        '
        'Label1
        '
        Me.Label1.Font = New System.Drawing.Font("宋体", 12.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label1.Location = New System.Drawing.Point(32, 32)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(88, 24)
        Me.Label1.TabIndex = 1
        Me.Label1.Text = " 旧口令："
        '
        'TextBox1
        '
        Me.TextBox1.Location = New System.Drawing.Point(136, 32)
        Me.TextBox1.Name = "TextBox1"
        Me.TextBox1.PasswordChar = Microsoft.VisualBasic.ChrW(42)
        Me.TextBox1.Size = New System.Drawing.Size(112, 21)
        Me.TextBox1.TabIndex = 2
        Me.TextBox1.Text = ""
        '
        'TextBox2
        '
        Me.TextBox2.Location = New System.Drawing.Point(136, 80)
        Me.TextBox2.Name = "TextBox2"
        Me.TextBox2.PasswordChar = Microsoft.VisualBasic.ChrW(42)
        Me.TextBox2.Size = New System.Drawing.Size(114, 21)
        Me.TextBox2.TabIndex = 4
        Me.TextBox2.Text = ""
        '
        'Label2
        '
        Me.Label2.Font = New System.Drawing.Font("宋体", 12.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label2.Location = New System.Drawing.Point(32, 80)
        Me.Label2.Name = "Label2"
        Me.Label2.Size = New System.Drawing.Size(90, 24)
        Me.Label2.TabIndex = 3
        Me.Label2.Text = " 新口令："
        '
        'TextBox3
        '
        Me.TextBox3.Location = New System.Drawing.Point(136, 124)
        Me.TextBox3.Name = "TextBox3"
        Me.TextBox3.PasswordChar = Microsoft.VisualBasic.ChrW(42)
        Me.TextBox3.Size = New System.Drawing.Size(114, 21)
        Me.TextBox3.TabIndex = 6
        Me.TextBox3.Text = ""
        '
        'Label3
        '
        Me.Label3.Font = New System.Drawing.Font("宋体", 12.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(134, Byte))
        Me.Label3.Location = New System.Drawing.Point(32, 124)
        Me.Label3.Name = "Label3"
        Me.Label3.Size = New System.Drawing.Size(90, 24)
        Me.Label3.TabIndex = 5
        Me.Label3.Text = "口令确定："
        '
        'Button1
        '
        Me.Button1.Location = New System.Drawing.Point(24, 200)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(96, 24)
        Me.Button1.TabIndex = 7
        Me.Button1.Text = "确定"
        '
        'Button2
        '
        Me.Button2.Location = New System.Drawing.Point(144, 200)
        Me.Button2.Name = "Button2"
        Me.Button2.Size = New System.Drawing.Size(96, 24)
        Me.Button2.TabIndex = 8
        Me.Button2.Text = "取消"
        '
        'ModifyUserpass
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(292, 273)
        Me.Controls.Add(Me.Button2)
        Me.Controls.Add(Me.Button1)
        Me.Controls.Add(Me.TextBox3)
        Me.Controls.Add(Me.Label3)
        Me.Controls.Add(Me.TextBox2)
        Me.Controls.Add(Me.Label2)
        Me.Controls.Add(Me.TextBox1)
        Me.Controls.Add(Me.Label1)
        Me.Name = "ModifyUserpass"
        Me.Text = "修改密码"
        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

        
            Dim ds As New DataSet

            ds = search.query("select * from T_User where C_UserId = '" & UserInfo.UserName & "'")
            If TextBox1.Text <> ds.Tables(0).Rows(0).Item(1) Then
                MsgBox("原始密码错误！", MsgBoxStyle.OKOnly, "警告")
                TextBox1.Text = ""
                TextBox1.Focus()
                Exit Sub
            End If
            If Not TextBox2.Text = TextBox3.Text Then
                MsgBox("2次输入的新密码不一致！请重新输入", MsgBoxStyle.OKOnly, "警告")
                TextBox2.Text = ""
                TextBox3.Text = ""
                TextBox2.Focus()
                Exit Sub
            End If
            search.update("update T_User set C_Password = '" & TextBox2.Text & "' where C_UserId = '" & UserInfo.UserName & "' ")
            MsgBox("修改成功！", MsgBoxStyle.OKOnly, "提示")
            TextBox1.Text = ""
            TextBox2.Text = ""
            TextBox3.Text = ""

        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
        Me.Dispose()
    End Sub

    Private Sub ModifyUserpass_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

    End Sub
End Class