frmpwupdate.frm

水电费管理信息系统。用VB编写

VERSION 5.00
Begin VB.Form frmPWupdate 
   BorderStyle     =   1  'Fixed Single
   Caption         =   "用户密码修改"
   ClientHeight    =   3270
   ClientLeft      =   4725
   ClientTop       =   4740
   ClientWidth     =   5385
   Icon            =   "frmPWupdate.frx":0000
   LinkTopic       =   "Form3"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   3270
   ScaleWidth      =   5385
   Begin VB.Data Data1 
      Caption         =   "Data1"
      Connect         =   "Access"
      DatabaseName    =   ""
      DefaultCursorType=   0  '缺省游标
      DefaultType     =   2  '使用 ODBC
      Exclusive       =   0   'False
      Height          =   285
      Left            =   4080
      Options         =   0
      ReadOnly        =   0   'False
      RecordsetType   =   1  'Dynaset
      RecordSource    =   "密码表"
      Top             =   240
      Visible         =   0   'False
      Width           =   1140
   End
   Begin VB.CommandButton Command2 
      Caption         =   "取消"
      Height          =   495
      Left            =   3240
      TabIndex        =   7
      Top             =   2640
      Width           =   1215
   End
   Begin VB.CommandButton Command1 
      Caption         =   "确定"
      Height          =   495
      Left            =   840
      TabIndex        =   6
      Top             =   2640
      Width           =   1215
   End
   Begin VB.TextBox Text3 
      Height          =   270
      Left            =   1920
      TabIndex        =   5
      Top             =   2040
      Width           =   1815
   End
   Begin VB.TextBox Text2 
      Height          =   270
      Left            =   1920
      TabIndex        =   4
      Top             =   1440
      Width           =   1815
   End
   Begin VB.TextBox Text1 
      Height          =   270
      Left            =   1920
      TabIndex        =   3
      Top             =   840
      Width           =   1815
   End
   Begin VB.Label Label5 
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   495
      Left            =   1920
      TabIndex        =   9
      Top             =   240
      Width           =   1215
   End
   Begin VB.Label Label4 
      Caption         =   "确认新密码"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   495
      Left            =   600
      TabIndex        =   8
      Top             =   2040
      Width           =   1215
   End
   Begin VB.Label Label3 
      Caption         =   "新密码"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   495
      Left            =   600
      TabIndex        =   2
      Top             =   1440
      Width           =   1215
   End
   Begin VB.Label Label2 
      Caption         =   "原密码"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   495
      Left            =   600
      TabIndex        =   1
      Top             =   840
      Width           =   1215
   End
   Begin VB.Label Label1 
      Caption         =   "当前用户"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   10.5
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   495
      Left            =   600
      TabIndex        =   0
      Top             =   240
      Width           =   1215
   End
End
Attribute VB_Name = "frmPWupdate"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Dim myheight, mywidth As Integer  '保持窗体大小的相关声明
Private Sub Command1_Click()
  If Text1.Text = "" And Text2.Text = "" And Text3.Text = "" Then  '密码更新检测
     MsgBox "你没有输入更新信息!", , "提示"
   Else
    If Text1.Text = "" Then
       MsgBox "请输入原密码!", , "提示"
    Else
      If Text2.Text = "" Then
          MsgBox "请输入新密码!", , "提示"
    Else
      If Text3.Text = "" Then
         MsgBox "请确认你的新密码!", , "提示"
    Else
      If Text2.Text <> Text3.Text Then
        MsgBox "你两次输入的密码不同，请重新输入!", , "提示"
            Text2.Text = ""
            Text3.Text = ""
            Text2.SetFocus
    Else
        Dim password As String
        password = "password=" & "'" & Trim(Text1.Text) & "'"
        Data1.Recordset.FindFirst password
    If Data1.Recordset.NoMatch Then
       MsgBox "你输入的原密码有误!", , "提示"
    Else
        Data1.Recordset.AddNew
        Data1.Recordset.Fields("useid") = Label5.Caption
        Data1.Recordset.Fields("password") = Text2.Text
        Data1.Recordset.Update
        Data1.Recordset.Delete
            MsgBox "你已经成功的更换了新密码，请使用新密码!", , "提示"
          End If
        End If
      End If
    End If
  End If
End If
End Sub

Private Sub Command2_Click()
  Unload Me
End Sub

Private Sub Form_Load()
  mywidth = Me.Width    '保持窗体大小
  myheight = Me.Height
  
  Data1.DatabaseName = App.Path + "\水电费管理系统数据库.mdb"
  Data1.RecordSource = "密码表"
End Sub

Private Sub Form_Resize()
  Me.Height = myheight   '保持窗体大小
  Me.Width = mywidth
End Sub

Private Sub Text1_KeyPress(KeyAscii As Integer)
  If KeyAscii = 13 Then SendKeys "{tab}"  '原密码框中按回车,焦点下移
End Sub

Private Sub Text2_KeyPress(KeyAscii As Integer)
  If KeyAscii = 13 Then SendKeys "{tab}"  '新密码框中按回车,焦点下移
End Sub

Private Sub Text3_KeyPress(KeyAscii As Integer)
  If KeyAscii = 13 Then Command1_Click   '此框中按回车,等同于按"确定"按钮
End Sub