frmxuqianno.frm

本课题为实践课题

VERSION 5.00
Begin VB.Form frmXuQianNo 
   Caption         =   "请输入续签合同编号"
   ClientHeight    =   2880
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   4680
   LinkTopic       =   "Form1"
   ScaleHeight     =   2880
   ScaleWidth      =   4680
   StartUpPosition =   3  '窗口缺省
   Begin VB.CommandButton Command1 
      Caption         =   "进 入 续 签"
      Height          =   495
      Left            =   1920
      TabIndex        =   2
      Top             =   1680
      Width           =   1335
   End
   Begin VB.TextBox Text1 
      Height          =   495
      Left            =   1920
      TabIndex        =   1
      Top             =   720
      Width           =   2295
   End
   Begin VB.Label Label1 
      Caption         =   "续签合同编号"
      Height          =   255
      Left            =   480
      TabIndex        =   0
      Top             =   840
      Width           =   1215
   End
End
Attribute VB_Name = "frmXuQianNo"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Command1_Click()
   If Text1.Text = "" Then
      MsgBox "请输入要续签的合同编号", vbOKOnly + vbInformation, "注意"
      Text1.SetFocus
      Exit Sub
   End If
   Dim sqlcon As String
   Dim rs_con As New ADODB.Recordset
   sqlcon = "select * from Contract where 合同编号 = '" & Text1.Text & "'"
   rs_con.Open sqlcon, conn, adOpenStatic, adLockOptimistic
   '如果输入的合同编号不存在，退出，要求重新输入
   If rs_con.EOF = True Then
      MsgBox "输入的合同编号不存在！", vbOKOnly + vbInformation, "注意"
      '调用frmXuQianNo窗体，重新输入合同编号
      rs_con.Close
      Text1.Text = ""
      Text1.SetFocus
      Exit Sub
   End If
   '打开续签窗体
   frmXuQian.Show
   rs_con.Close
   Unload Me
End Sub

Private Sub Form_Load()
   Dim X0 As Long
   Dim Y0 As Long
   '让窗体居中
   X0 = Screen.Width
   Y0 = Screen.Height
   X0 = (X0 - Me.Width) / 2
   Y0 = (Y0 - Me.Height) / 2
   Me.Move X0, Y0
End Sub