changepasswd.vb

强大的教务考勤系统数据库

Public Class ChaPasswd
    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 Label2 As System.Windows.Forms.Label
    Friend WithEvents Label3 As System.Windows.Forms.Label
    Friend WithEvents Button1 As System.Windows.Forms.Button
    Friend WithEvents Button2 As System.Windows.Forms.Button
    Friend WithEvents tbOldPw As System.Windows.Forms.TextBox
    Friend WithEvents tbNewPw1 As System.Windows.Forms.TextBox
    Friend WithEvents tbNewPw2 As System.Windows.Forms.TextBox
    Friend WithEvents GroupBox1 As System.Windows.Forms.GroupBox
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.Label1 = New System.Windows.Forms.Label
        Me.Label2 = New System.Windows.Forms.Label
        Me.Label3 = New System.Windows.Forms.Label
        Me.Button1 = New System.Windows.Forms.Button
        Me.Button2 = New System.Windows.Forms.Button
        Me.tbOldPw = New System.Windows.Forms.TextBox
        Me.tbNewPw1 = New System.Windows.Forms.TextBox
        Me.tbNewPw2 = New System.Windows.Forms.TextBox
        Me.GroupBox1 = New System.Windows.Forms.GroupBox
        Me.GroupBox1.SuspendLayout()
        Me.SuspendLayout()
        '
        'Label1
        '
        Me.Label1.Location = New System.Drawing.Point(16, 32)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(72, 23)
        Me.Label1.TabIndex = 0
        Me.Label1.Text = "输入旧密码"
        Me.Label1.TextAlign = System.Drawing.ContentAlignment.MiddleCenter
        '
        'Label2
        '
        Me.Label2.Location = New System.Drawing.Point(16, 88)
        Me.Label2.Name = "Label2"
        Me.Label2.Size = New System.Drawing.Size(72, 23)
        Me.Label2.TabIndex = 1
        Me.Label2.Text = "输入新密码"
        Me.Label2.TextAlign = System.Drawing.ContentAlignment.MiddleCenter
        '
        'Label3
        '
        Me.Label3.Location = New System.Drawing.Point(16, 144)
        Me.Label3.Name = "Label3"
        Me.Label3.Size = New System.Drawing.Size(72, 23)
        Me.Label3.TabIndex = 2
        Me.Label3.Text = "确认新密码"
        Me.Label3.TextAlign = System.Drawing.ContentAlignment.MiddleCenter
        '
        'Button1
        '
        Me.Button1.Location = New System.Drawing.Point(48, 224)
        Me.Button1.Name = "Button1"
        Me.Button1.TabIndex = 4
        Me.Button1.Text = "确认"
        '
        'Button2
        '
        Me.Button2.Location = New System.Drawing.Point(168, 224)
        Me.Button2.Name = "Button2"
        Me.Button2.TabIndex = 5
        Me.Button2.Text = "取消"
        '
        'tbOldPw
        '
        Me.tbOldPw.Location = New System.Drawing.Point(104, 32)
        Me.tbOldPw.Name = "tbOldPw"
        Me.tbOldPw.PasswordChar = Microsoft.VisualBasic.ChrW(42)
        Me.tbOldPw.Size = New System.Drawing.Size(144, 21)
        Me.tbOldPw.TabIndex = 6
        Me.tbOldPw.Text = ""
        '
        'tbNewPw1
        '
        Me.tbNewPw1.Location = New System.Drawing.Point(104, 88)
        Me.tbNewPw1.Name = "tbNewPw1"
        Me.tbNewPw1.PasswordChar = Microsoft.VisualBasic.ChrW(42)
        Me.tbNewPw1.Size = New System.Drawing.Size(144, 21)
        Me.tbNewPw1.TabIndex = 7
        Me.tbNewPw1.Text = ""
        '
        'tbNewPw2
        '
        Me.tbNewPw2.Location = New System.Drawing.Point(104, 144)
        Me.tbNewPw2.Name = "tbNewPw2"
        Me.tbNewPw2.PasswordChar = Microsoft.VisualBasic.ChrW(42)
        Me.tbNewPw2.Size = New System.Drawing.Size(144, 21)
        Me.tbNewPw2.TabIndex = 8
        Me.tbNewPw2.Text = ""
        '
        'GroupBox1
        '
        Me.GroupBox1.Controls.Add(Me.tbNewPw2)
        Me.GroupBox1.Controls.Add(Me.Label3)
        Me.GroupBox1.Controls.Add(Me.tbNewPw1)
        Me.GroupBox1.Controls.Add(Me.Label2)
        Me.GroupBox1.Controls.Add(Me.tbOldPw)
        Me.GroupBox1.Controls.Add(Me.Label1)
        Me.GroupBox1.Location = New System.Drawing.Point(16, 8)
        Me.GroupBox1.Name = "GroupBox1"
        Me.GroupBox1.Size = New System.Drawing.Size(264, 192)
        Me.GroupBox1.TabIndex = 9
        Me.GroupBox1.TabStop = False
        '
        'ChaPasswd
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(292, 273)
        Me.Controls.Add(Me.GroupBox1)
        Me.Controls.Add(Me.Button2)
        Me.Controls.Add(Me.Button1)
        Me.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle
        Me.MaximizeBox = False
        Me.Name = "ChaPasswd"
        Me.Text = "修改密码"
        Me.GroupBox1.ResumeLayout(False)
        Me.ResumeLayout(False)

    End Sub

#End Region

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

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        If tbOldPw.Text <> passwd Then
            MsgBox("原密码错误！", , "")
            Exit Sub
        End If

        If tbNewPw1.Text <> tbNewPw2.Text Then
            MsgBox("确认密码与新密码不符！", , "")
            Exit Sub
        End If

        If mycon.State = ConnectionState.Closed Then mycon.Open()
        Dim str As String = "update password set password='" & tbNewPw1.Text & "' where ID='" & operid & "'"
        Dim mycom As New SqlCommand(str, mycon)
        mycom.ExecuteNonQuery()
        MsgBox("密码修改成功！", , "")
        passwd = tbNewPw1.Text
        tbOldPw.Text = ""
        tbNewPw1.Text = ""
        tbNewPw2.Text = ""
    End Sub
End Class