frmaddbookstyle.frm

vb写的图书馆管理系统的源码

VERSION 5.00
Begin VB.Form frmaddbookstyle 
   Caption         =   "添加图书类别"
   ClientHeight    =   3600
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   5820
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   ScaleHeight     =   3600
   ScaleWidth      =   5820
   StartUpPosition =   2  '屏幕中心
   Begin VB.CommandButton Command2 
      Caption         =   "取消"
      Height          =   495
      Left            =   3480
      TabIndex        =   5
      Top             =   2400
      Width           =   1335
   End
   Begin VB.CommandButton Command1 
      Caption         =   "确定"
      Height          =   495
      Left            =   1200
      TabIndex        =   4
      Top             =   2400
      Width           =   1335
   End
   Begin VB.TextBox Text2 
      Height          =   495
      Left            =   2160
      TabIndex        =   3
      Top             =   1200
      Width           =   3015
   End
   Begin VB.TextBox Text1 
      Height          =   495
      Left            =   2160
      TabIndex        =   2
      Top             =   360
      Width           =   3015
   End
   Begin VB.Label Label2 
      Caption         =   "图书编号"
      Height          =   375
      Left            =   480
      TabIndex        =   1
      Top             =   1320
      Width           =   1455
   End
   Begin VB.Label Label1 
      Caption         =   "图书类别"
      Height          =   375
      Left            =   480
      TabIndex        =   0
      Top             =   480
      Width           =   1455
   End
End
Attribute VB_Name = "frmaddbookstyle"
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 conn As New ADODB.Connection
 
 Dim rs_bookstyle As New ADODB.Recordset
 If Trim(text1.Text) = "" Then
   MsgBox "图书种类不能为空 ", vbOK0nly + vbExclamation, ""
   text1.SetFocus
   Exit Sub
 End If
 If Trim(text2.Text) = "" Then
   MsgBox "种类编号不能为空", vbOK0nly + vbExclamation, ""
   text2.SetFocus
   Exit Sub
 End If
Provider = "Microsoft.Jet.OLEDB.3.5.1 ;Persist Security Info=false;data source=D:\图书管理系统\database.mdb"
 
 conn.Open "provider=Microsoft.Jet.OLEDB.4.0; data source=" & App.Path & "\database.mdb"
 
 sql = "select * from 图书类别 where 类别名称='" & text1.Text & "'"
 rs_bookstyle.Open sql, conn, adOpenKeyset, adLockPessimistic
 If rs_bookstyle.EOF Then
   rs_bookstyle.AddNew
   rs_bookstyle.Fields(0) = Trim(text1.Text)
   rs_bookstyle.Fields(1) = Trim(text2.Text)
   rs_bookstyle.Update
   MsgBox "添加图书类别成功!", vbOKOnly, ""
   rs_bookstyle.Close
 Else
   MsgBox "图书类别重复！", vbOKOnly + vbExclamation, ""
   text1.SetFocus
   text1.Text = ""
   rs_bookstyle.Close
   Exit Sub
End If
End Sub

Private Sub Command2_Click()
 Unload Me
End Sub