frmfindborrowinfo.frm

这是用VB做的 你们可以那去事实

VERSION 5.00
Begin VB.Form frmfindborrowinfo 
   Caption         =   "查询借书信息"
   ClientHeight    =   5280
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   7245
   LinkTopic       =   "Form1"
   ScaleHeight     =   5280
   ScaleWidth      =   7245
   StartUpPosition =   2  '屏幕中心
   Begin VB.Frame Frame2 
      Caption         =   "查询结果　"
      Height          =   3015
      Left            =   120
      TabIndex        =   4
      Top             =   2040
      Width           =   6975
      Begin VB.PictureBox DataGrid1 
         Height          =   2535
         Left            =   240
         ScaleHeight     =   2475
         ScaleWidth      =   6555
         TabIndex        =   5
         Top             =   240
         Width           =   6615
      End
   End
   Begin VB.CommandButton Command2 
      Caption         =   "取消"
      Height          =   375
      Left            =   3840
      TabIndex        =   3
      Top             =   1560
      Width           =   1455
   End
   Begin VB.CommandButton Command1 
      Caption         =   "开始查询"
      Height          =   375
      Left            =   1560
      TabIndex        =   2
      Top             =   1560
      Width           =   1455
   End
   Begin VB.Frame Frame1 
      Height          =   1455
      Left            =   120
      TabIndex        =   0
      Top             =   0
      Width           =   6975
      Begin VB.OptionButton Option3 
         Caption         =   "按读者姓名查询"
         Height          =   375
         Left            =   960
         TabIndex        =   8
         Top             =   840
         Width           =   1935
      End
      Begin VB.OptionButton Option2 
         Caption         =   "查询未借出图书"
         Height          =   375
         Left            =   3240
         TabIndex        =   7
         Top             =   240
         Width           =   1935
      End
      Begin VB.OptionButton Option1 
         Caption         =   "查询已借出图书"
         Height          =   375
         Left            =   960
         TabIndex        =   6
         Top             =   240
         Width           =   1935
      End
      Begin VB.TextBox Text1 
         Height          =   375
         Left            =   3120
         TabIndex        =   1
         Top             =   840
         Width           =   2175
      End
   End
End
Attribute VB_Name = "frmfindborrowinfo"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Private Sub Command1_Click()
 Dim sql As String
 Dim rs_find As New ADODB.Recordset
 Dim conn As New ADODB.Connection
 conn.Open "provider=Microsoft.Jet.OLEDB.4.0; data source=" & App.Path & "\database.mdb"
 If Option1.Value = True Then
  sql = "select * from 书籍信息 where 是否被借出='是'"
 End If
 If Option2.Value = True Then
   sql = "select * from 书籍信息 where 是否被借出='否'"
 End If
 If Option3.Value = True And Text1.Text <> "" Then
   sql = "select * from 借阅信息 where 读者姓名='" & Text1.Text & "'"
 ElseIf Option3.Value = True And Text1.Text = "" Then
    MsgBox "请输入读者姓名！", vbOKOnly + vbExclamation
    Text1.SetFocus
    Exit Sub
 End If
 
   rs_find.CursorLocation = adUseClient
   rs_find.Open sql, conn, adOpenKeyset, adLockPessimistic
   DataGrid1.AllowAddNew = False
   DataGrid1.AllowDelete = False
   DataGrid1.AllowUpdate = False
   Set DataGrid1.DataSource = rs_find
 
End Sub

Private Sub Command2_Click()
 Unload Me
End Sub