form3.frm

这是我最近自己做的VB开发软件,希望各位给点意见,指点一下不足的地方.

VERSION 5.00
Object = "{67397AA1-7FB1-11D0-B148-00A0C922E820}#6.0#0"; "MSADODC.OCX"
Begin VB.Form Form3 
   Caption         =   "Form3"
   ClientHeight    =   4065
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   4335
   LinkTopic       =   "Form3"
   Picture         =   "Form3.frx":0000
   ScaleHeight     =   4065
   ScaleWidth      =   4335
   StartUpPosition =   3  '窗口缺省
   Begin VB.CommandButton Command2 
      BackColor       =   &H00FFFFFF&
      Caption         =   "返回"
      Height          =   375
      Left            =   2160
      Style           =   1  'Graphical
      TabIndex        =   8
      Top             =   3000
      Width           =   1215
   End
   Begin VB.CommandButton Command1 
      BackColor       =   &H00FFFFFF&
      Caption         =   "确认"
      Height          =   375
      Left            =   360
      Style           =   1  'Graphical
      TabIndex        =   7
      Top             =   3000
      Width           =   1095
   End
   Begin VB.TextBox Text3 
      Height          =   375
      Left            =   1560
      TabIndex        =   6
      Top             =   2160
      Width           =   2055
   End
   Begin VB.TextBox Text2 
      Height          =   375
      Left            =   1560
      TabIndex        =   5
      Top             =   1560
      Width           =   2055
   End
   Begin VB.TextBox Text1 
      Height          =   375
      Left            =   1560
      TabIndex        =   2
      Top             =   960
      Width           =   2055
   End
   Begin MSAdodcLib.Adodc Adodc1 
      Height          =   375
      Left            =   1200
      Top             =   3480
      Visible         =   0   'False
      Width           =   1215
      _ExtentX        =   2143
      _ExtentY        =   661
      ConnectMode     =   0
      CursorLocation  =   3
      IsolationLevel  =   -1
      ConnectionTimeout=   15
      CommandTimeout  =   30
      CursorType      =   3
      LockType        =   3
      CommandType     =   1
      CursorOptions   =   0
      CacheSize       =   50
      MaxRecords      =   0
      BOFAction       =   0
      EOFAction       =   0
      ConnectStringType=   3
      Appearance      =   1
      BackColor       =   -2147483643
      ForeColor       =   -2147483640
      Orientation     =   0
      Enabled         =   -1
      Connect         =   "DSN=售楼管理系统"
      OLEDBString     =   ""
      OLEDBFile       =   ""
      DataSourceName  =   "售楼管理系统"
      OtherAttributes =   ""
      UserName        =   ""
      Password        =   ""
      RecordSource    =   "select * from yonghu"
      Caption         =   "Adodc1"
      BeginProperty Font {0BE35203-8F91-11CE-9DE3-00AA004BB851} 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      _Version        =   393216
   End
   Begin VB.Label Label4 
      AutoSize        =   -1  'True
      BackStyle       =   0  'Transparent
      Caption         =   "确认密码"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00400000&
      Height          =   285
      Left            =   240
      TabIndex        =   4
      Top             =   2280
      Width           =   1200
   End
   Begin VB.Label Label3 
      AutoSize        =   -1  'True
      BackStyle       =   0  'Transparent
      Caption         =   "密码"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00400000&
      Height          =   285
      Left            =   360
      TabIndex        =   3
      Top             =   1680
      Width           =   600
   End
   Begin VB.Label Label2 
      AutoSize        =   -1  'True
      BackStyle       =   0  'Transparent
      Caption         =   "用户名"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   14.25
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00400000&
      Height          =   285
      Left            =   240
      TabIndex        =   1
      Top             =   1080
      Width           =   900
   End
   Begin VB.Label Label1 
      AutoSize        =   -1  'True
      BackStyle       =   0  'Transparent
      Caption         =   "注册新用户"
      BeginProperty Font 
         Name            =   "隶书"
         Size            =   18
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      ForeColor       =   &H00404000&
      Height          =   360
      Left            =   1320
      TabIndex        =   0
      Top             =   240
      Width           =   1875
   End
End
Attribute VB_Name = "Form3"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Command1_Click()
Dim sqlstr As String
sqlstr = "select * from yonghu where 用户名='" & Text1.Text & "'"
Adodc1.RecordSource = sqlstr
Adodc1.Refresh
If Text1.Text = "" Then '判断用户名是否为空
MsgBox "请输入用户名!", vbExclamation, "警告"
Text2.Text = ""
Text3.Text = ""
Text1.SetFocus
ElseIf Adodc1.Recordset.EOF = False Then '判断输入的用户名是否已存在
MsgBox "此用户名已存在,请重新输入!", vbExclamation, "警告"
Text1.Text = ""
Text2.Text = ""
Text3.Text = ""
Text1.SetFocus
ElseIf Text2.Text = "" Then '判断密码是否为空
MsgBox "请输入密码!", vbExclamation, "警告"
Text3.Text = ""
Text2.SetFocus
ElseIf Text3.Text = "" Then '判断确认密码是否为空
MsgBox "请输入确认密码!", vbExclamation, "警告"
Text3.SetFocus
ElseIf Text2.Text <> Text3.Text Then '判断二次密码输入是否一致
MsgBox "两次输入的密码不一致,请重新输入!", vbExclamation, "警告"
Text2.Text = "": Text3.Text = ""
Text2.SetFocus
Else
Adodc1.Recordset.AddNew
Adodc1.Recordset.Fields("用户名") = Text1.Text
Adodc1.Recordset.Fields("密码") = Text2.Text
Adodc1.Recordset.Update
MsgBox "注册新用户成功,请登录!", vbInformation, "注册成功"
售楼信息管理系统.Show
Unload 注册新用户
Unload Me
End If
End Sub

Private Sub Command2_Click()
Unload Me
End Sub