form1.frm

vb写的图书馆管理系统的源码

VERSION 5.00
Begin VB.Form frmaddreaderstyle 
   Caption         =   "读者类别管理"
   ClientHeight    =   4965
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   5820
   LinkTopic       =   "Form1"
   ScaleHeight     =   4965
   ScaleWidth      =   5820
   StartUpPosition =   2  '屏幕中心
   Begin VB.CommandButton Command2 
      Caption         =   "取消"
      Height          =   495
      Left            =   3360
      TabIndex        =   9
      Top             =   3600
      Width           =   1215
   End
   Begin VB.CommandButton Command1 
      Caption         =   "确定"
      Height          =   495
      Left            =   1200
      TabIndex        =   8
      Top             =   3600
      Width           =   1215
   End
   Begin VB.TextBox Text4 
      Height          =   495
      Left            =   2400
      TabIndex        =   7
      Top             =   2400
      Width           =   1935
   End
   Begin VB.TextBox Text3 
      Height          =   495
      Left            =   2400
      TabIndex        =   6
      Top             =   1800
      Width           =   1935
   End
   Begin VB.TextBox Text2 
      Height          =   495
      Left            =   2400
      TabIndex        =   5
      Top             =   1080
      Width           =   1935
   End
   Begin VB.TextBox Text1 
      Height          =   495
      Left            =   2400
      TabIndex        =   4
      Top             =   360
      Width           =   2295
   End
   Begin VB.Label Label7 
      Caption         =   "年"
      Height          =   255
      Left            =   4440
      TabIndex        =   12
      Top             =   2520
      Width           =   375
   End
   Begin VB.Label Label6 
      Caption         =   "天"
      Height          =   255
      Left            =   4440
      TabIndex        =   11
      Top             =   1920
      Width           =   375
   End
   Begin VB.Label Label5 
      Caption         =   "本"
      Height          =   255
      Left            =   4440
      TabIndex        =   10
      Top             =   1200
      Width           =   375
   End
   Begin VB.Label Label4 
      Caption         =   "有限期限"
      Height          =   375
      Left            =   840
      TabIndex        =   3
      Top             =   2520
      Width           =   1335
   End
   Begin VB.Label Label3 
      Caption         =   "借书期限"
      Height          =   375
      Left            =   840
      TabIndex        =   2
      Top             =   1920
      Width           =   1335
   End
   Begin VB.Label Label2 
      Caption         =   "借书数量"
      Height          =   375
      Left            =   840
      TabIndex        =   1
      Top             =   1200
      Width           =   1335
   End
   Begin VB.Label Label1 
      Caption         =   "读者种类"
      Height          =   375
      Left            =   840
      TabIndex        =   0
      Top             =   480
      Width           =   1335
   End
End
Attribute VB_Name = "frmaddreaderstyle"
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_readerstyle As New ADODB.Recordset
 If Trim(Text1.Text) = "" Then
   MsgBox "读者种类不能为空 ", vbOK0nly + vbExclamation, ""
   Text1.SetFocus
   Exit Sub
 End If
 If Trim(Text2.Text) = "" Then
   MsgBox "借书数量不能为空", vbOK0nly + vbExclamation, ""
   Text2.SetFocus
   Exit Sub
 End If
 If Trim(Text3.Text) = "" Then
   MsgBox "借书期限不能为空", vbOK0nly + vbExclamation, ""
   Text3.SetFocus
   Exit Sub
 End If
 If Trim(Text4.Text) = "" Then
   MsgBox "有限期限不能为空", vbOK0nly + vbExclamation, ""
   Text4.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 读者类别 where 种类名称='" & Text1.Text & "'"
 rs_readerstyle.Open sql, conn, adOpenKeyset, adLockPessimistic
 If rs_readerstyle.EOF Then
   rs_readerstyle.AddNew
   rs_readerstyle.Fields(0) = Trim(Text1.Text)
   rs_readerstyle.Fields(1) = Trim(Text2.Text)
   rs_readerstyle.Fields(2) = Trim(Text3.Text)
   rs_readerstyle.Fields(3) = Trim(Text4.Text)
   rs_readerstyle.Update
   MsgBox "添加读者类别成功!", vbOKOnly, ""
   rs_readerstyle.Close
 Else
   MsgBox "读者类别重复！", vbOKOnly + vbExclamation, ""
   Text1.SetFocus
   Text1.Text = ""
   rs_readerstyle.Close
   Exit Sub
End If

End Sub

Private Sub Command2_Click()
  Unload Me
End Sub