frmpush.frm

vb与access数据库的操作实例

VERSION 5.00
Object = "{67397AA1-7FB1-11D0-B148-00A0C922E820}#6.0#0"; "MSADODC.OCX"
Object = "{CDE57A40-8B86-11D0-B3C6-00A0C90AEA82}#1.0#0"; "MSDATGRD.OCX"
Begin VB.Form FrmPush 
   BorderStyle     =   1  'Fixed Single
   Caption         =   "图书催还记录"
   ClientHeight    =   5865
   ClientLeft      =   45
   ClientTop       =   330
   ClientWidth     =   7440
   Icon            =   "FrmPush.frx":0000
   LinkTopic       =   "FrmExpMan"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   5865
   ScaleWidth      =   7440
   StartUpPosition =   2  '屏幕中心
   Begin MSDataGridLib.DataGrid DataGrid1 
      Bindings        =   "FrmPush.frx":0442
      Height          =   4935
      Left            =   60
      TabIndex        =   1
      Top             =   120
      Width           =   7215
      _ExtentX        =   12726
      _ExtentY        =   8705
      _Version        =   393216
      AllowUpdate     =   0   'False
      HeadLines       =   1
      RowHeight       =   15
      BeginProperty HeadFont {0BE35203-8F91-11CE-9DE3-00AA004BB851} 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   400
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      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
      ColumnCount     =   2
      BeginProperty Column00 
         DataField       =   ""
         Caption         =   ""
         BeginProperty DataFormat {6D835690-900B-11D0-9484-00A0C91110ED} 
            Type            =   0
            Format          =   ""
            HaveTrueFalseNull=   0
            FirstDayOfWeek  =   0
            FirstWeekOfYear =   0
            LCID            =   2052
            SubFormatType   =   0
         EndProperty
      EndProperty
      BeginProperty Column01 
         DataField       =   ""
         Caption         =   ""
         BeginProperty DataFormat {6D835690-900B-11D0-9484-00A0C91110ED} 
            Type            =   0
            Format          =   ""
            HaveTrueFalseNull=   0
            FirstDayOfWeek  =   0
            FirstWeekOfYear =   0
            LCID            =   2052
            SubFormatType   =   0
         EndProperty
      EndProperty
      SplitCount      =   1
      BeginProperty Split0 
         MarqueeStyle    =   3
         BeginProperty Column00 
         EndProperty
         BeginProperty Column01 
         EndProperty
      EndProperty
   End
   Begin MSAdodcLib.Adodc Adodc1 
      Height          =   375
      Left            =   120
      Top             =   5160
      Visible         =   0   'False
      Width           =   2295
      _ExtentX        =   4048
      _ExtentY        =   661
      ConnectMode     =   0
      CursorLocation  =   3
      IsolationLevel  =   -1
      ConnectionTimeout=   15
      CommandTimeout  =   30
      CursorType      =   3
      LockType        =   3
      CommandType     =   8
      CursorOptions   =   0
      CacheSize       =   50
      MaxRecords      =   0
      BOFAction       =   0
      EOFAction       =   0
      ConnectStringType=   1
      Appearance      =   1
      BackColor       =   -2147483643
      ForeColor       =   -2147483640
      Orientation     =   0
      Enabled         =   -1
      Connect         =   "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=D:\Books\Books.mdb;Persist Security Info=False"
      OLEDBString     =   "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=D:\Books\Books.mdb;Persist Security Info=False"
      OLEDBFile       =   ""
      DataSourceName  =   ""
      OtherAttributes =   ""
      UserName        =   ""
      Password        =   ""
      RecordSource    =   "select * from borrowlist"
      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.CommandButton Cmd_Back 
      BackColor       =   &H80000004&
      Cancel          =   -1  'True
      Caption         =   "返 回"
      Height          =   400
      Left            =   2880
      MousePointer    =   99  'Custom
      Style           =   1  'Graphical
      TabIndex        =   0
      Top             =   5280
      Width           =   1300
   End
End
Attribute VB_Name = "FrmPush"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
'单击“返回”按钮
Private Sub Cmd_Back_Click()
  Unload Me
End Sub

'启动窗体
Private Sub Form_Load()
  '设置ADO控件的连接字符串
  Adodc1.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" _
          + App.Path + "\Books.mdb;Persist Security Info=False"
  '设置数据源，查找归还日期小于（当前日期+5天）的记录
  Adodc1.RecordSource = "SELECT l.Id AS 编号,l.BookNo AS 图书编号,b.CardNo AS 借阅证编号," _
        + "c.Name AS 姓名,l.ReturnDate AS 应归还日期 " _
        + " FROM Borrow b,Cards c ,BorrowList l WHERE b.Cardno=c.Cardno AND " _
        + " l.BNo=b.BorrowNo AND l.ReturnDate<#" + CStr(DateAdd("d", 5, Date)) + "#"

  Adodc1.Refresh
  DataGrid1.Columns(0).Width = 800
  DataGrid1.Columns(1).Width = 1200
  DataGrid1.Columns(2).Width = 1200
  DataGrid1.Columns(3).Width = 1200
  DataGrid1.Columns(4).Width = 1200
End Sub