form3.frm

用户 是xingshidong 密码123 一个功能齐全的 能运行的VB图书管理系统

VERSION 5.00
Begin VB.Form tianjiatushuxinxi 
   Caption         =   "添加图书信息"
   ClientHeight    =   4725
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   7515
   Icon            =   "Form3.frx":0000
   LinkTopic       =   "Form3"
   Picture         =   "Form3.frx":1E72
   ScaleHeight     =   4725
   ScaleWidth      =   7515
   StartUpPosition =   3  '窗口缺省
   Begin VB.TextBox Text1 
      Height          =   375
      Left            =   3360
      TabIndex        =   6
      Top             =   600
      Width           =   1335
   End
   Begin VB.Frame Frame1 
      Height          =   3495
      Left            =   1440
      TabIndex        =   0
      Top             =   120
      Width           =   5535
      Begin VB.CommandButton Command3 
         Caption         =   "清空数据"
         Height          =   495
         Left            =   4080
         TabIndex        =   13
         Top             =   2520
         Width           =   1095
      End
      Begin VB.ComboBox Combo1 
         Height          =   300
         Left            =   1920
         TabIndex        =   12
         Top             =   1680
         Width           =   1335
      End
      Begin VB.CommandButton Command2 
         Caption         =   "关闭窗口"
         Height          =   495
         Left            =   4080
         TabIndex        =   11
         Top             =   1680
         Width           =   1095
      End
      Begin VB.CommandButton Command1 
         Caption         =   "确定"
         Height          =   495
         Left            =   4080
         TabIndex        =   10
         Top             =   840
         Width           =   1095
      End
      Begin VB.TextBox Text4 
         Height          =   375
         Left            =   1920
         TabIndex        =   9
         Top             =   2760
         Width           =   1335
      End
      Begin VB.TextBox Text3 
         Height          =   390
         Left            =   1920
         TabIndex        =   8
         Top             =   2160
         Width           =   1335
      End
      Begin VB.TextBox Text2 
         Height          =   375
         Left            =   1920
         TabIndex        =   7
         Top             =   1080
         Width           =   1335
      End
      Begin VB.Label Label5 
         Caption         =   "出版社 "
         Height          =   375
         Left            =   840
         TabIndex        =   5
         Top             =   2760
         Width           =   855
      End
      Begin VB.Label Label4 
         Caption         =   "作者 "
         Height          =   375
         Left            =   840
         TabIndex        =   4
         Top             =   2280
         Width           =   735
      End
      Begin VB.Label Label3 
         Caption         =   "类别 "
         Height          =   495
         Left            =   840
         TabIndex        =   3
         Top             =   1680
         Width           =   855
      End
      Begin VB.Label Label2 
         Caption         =   "书名 "
         Height          =   495
         Left            =   840
         TabIndex        =   2
         Top             =   1080
         Width           =   735
      End
      Begin VB.Label Label1 
         Caption         =   "图书编号"
         Height          =   495
         Left            =   840
         TabIndex        =   1
         Top             =   600
         Width           =   975
      End
   End
End
Attribute VB_Name = "tianjiatushuxinxi"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit

Private Sub Command2_Click()
Unload Me
End Sub

Private Sub Command3_Click()
Text1.Text = Empty
Text2.Text = Empty
Text3.Text = Empty
Text4.Text = Empty
Combo1.Text = Empty

End Sub

Private Sub Form_Load()
'conn.Open "provider=microsoft.jet.oledb.4.0;" & "data source=" & App.Path & "\db1.mdb"
Dim rs_leibie As New adodb.Recordset
Dim sql As String
sql = "select * from bookstypes"
rs_leibie.Open sql, conn, adOpenKeyset, adLockPessimistic
rs_leibie.MoveFirst
Do While Not rs_leibie.EOF
  Combo1.AddItem rs_leibie.Fields(1)
  rs_leibie.MoveNext
Loop
rs_leibie.Close
End Sub

Private Sub Command1_Click()

Dim rs_addbook As New adodb.Recordset
Dim sql As String
If Trim(Combo1.Text) = "" Then
   MsgBox "请选择图书种类", vbOKOnly + vbExclamation, ""
   Combo1.SetFocus
   Exit Sub
End If
If Trim(Text1.Text) = "" Then
   MsgBox "图书编号不能为空", vbOKOnly + vbExclamation, ""
   Text1.SetFocus
   Exit Sub
End If
If Trim(Text2.Text) = "" Then
   MsgBox "书名不能为空", vbOKOnly + vbExclamation, ""
   Text2.SetFocus
   Exit Sub
End If
If Trim(Text3.Text) = "" Then
   MsgBox "作者不能为空", vbOKOnly + vbExclamation, ""
   Text3.SetFocus
   Exit Sub
End If

If Trim(Text4.Text) = "" Then
   MsgBox "出版社不能为空", vbOKOnly + vbExclamation, ""
   Text4.SetFocus
   Exit Sub
End If

sql = "select * from books where bookid='" & Text1.Text & "'"
rs_addbook.Open sql, conn, adOpenKeyset, adLockPessimistic
If rs_addbook.EOF Then
   rs_addbook.AddNew
   rs_addbook.Fields(0) = Trim(Text1.Text)
   rs_addbook.Fields(1) = Trim(Text2.Text)
   rs_addbook.Fields(2) = Trim(Combo1.Text)
   rs_addbook.Fields(5) = Trim(Text3.Text)
   rs_addbook.Fields(3) = Trim(Text4.Text)
   
   rs_addbook.Fields(4) = Trim("未借")
   rs_addbook.Update
   MsgBox "添加书籍信息成功！", vbOKOnly, ""
   rs_addbook.Close
Else
   MsgBox "图书编号重复！", vbOKOnly + vbExclamation, ""
   Text1.SetFocus
   Text1.Text = ""
   rs_addbook.Close
   Exit Sub
End If
End Sub