frmdeletebook.frm

中小型图书馆管理系统开发

VERSION 5.00
Begin VB.Form frmDeleteBook 
   Caption         =   "删除图书"
   ClientHeight    =   4140
   ClientLeft      =   60
   ClientTop       =   345
   ClientWidth     =   6870
   LinkTopic       =   "Form1"
   ScaleHeight     =   4140
   ScaleWidth      =   6870
   StartUpPosition =   3  'Windows Default
   Begin VB.CommandButton Command1 
      Caption         =   "返回(&C)"
      Height          =   495
      Left            =   3600
      TabIndex        =   19
      Top             =   3360
      Width           =   1695
   End
   Begin VB.CommandButton cmdDelete 
      Caption         =   "删除(&D)"
      Height          =   495
      Left            =   1560
      TabIndex        =   18
      Top             =   3360
      Width           =   1815
   End
   Begin VB.Frame Frame2 
      Height          =   735
      Left            =   360
      TabIndex        =   13
      Top             =   2400
      Width           =   6135
      Begin VB.CommandButton cmdLast 
         Caption         =   "最后一条"
         Height          =   375
         Left            =   4680
         TabIndex        =   17
         Top             =   240
         Width           =   1095
      End
      Begin VB.CommandButton cmdFirst 
         Caption         =   "第一条"
         Height          =   375
         Left            =   360
         TabIndex        =   16
         Top             =   240
         Width           =   1095
      End
      Begin VB.CommandButton cmdNext 
         Caption         =   "下一条"
         Height          =   375
         Left            =   3240
         TabIndex        =   15
         Top             =   240
         Width           =   1095
      End
      Begin VB.CommandButton cmdBefore 
         Caption         =   "上一条"
         Height          =   375
         Left            =   1800
         TabIndex        =   14
         Top             =   240
         Width           =   1095
      End
   End
   Begin VB.Frame Frame1 
      Caption         =   "图书记录信息"
      Height          =   2055
      Left            =   360
      TabIndex        =   0
      Top             =   360
      Width           =   6135
      Begin VB.TextBox txtName 
         Height          =   375
         Left            =   840
         TabIndex        =   6
         Text            =   "Text1"
         Top             =   840
         Width           =   1455
      End
      Begin VB.TextBox txtPrice 
         Height          =   375
         Left            =   840
         TabIndex        =   5
         Text            =   "Text2"
         Top             =   1320
         Width           =   1455
      End
      Begin VB.TextBox txtPub 
         Height          =   375
         Left            =   3480
         TabIndex        =   4
         Text            =   "Text3"
         Top             =   840
         Width           =   2415
      End
      Begin VB.TextBox txtISBN 
         Height          =   375
         Left            =   3480
         TabIndex        =   3
         Text            =   "Text4"
         Top             =   1320
         Width           =   2415
      End
      Begin VB.ComboBox cmbType 
         Height          =   315
         Left            =   3480
         TabIndex        =   2
         Text            =   "Combo1"
         Top             =   360
         Width           =   2415
      End
      Begin VB.TextBox txtId 
         Height          =   375
         Left            =   840
         TabIndex        =   1
         Text            =   "Text5"
         Top             =   360
         Width           =   1455
      End
      Begin VB.Label Label1 
         Caption         =   "书    名："
         Height          =   255
         Left            =   120
         TabIndex        =   12
         Top             =   960
         Width           =   735
      End
      Begin VB.Label Label2 
         Caption         =   "出版社："
         Height          =   375
         Left            =   2760
         TabIndex        =   11
         Top             =   960
         Width           =   855
      End
      Begin VB.Label Label3 
         Caption         =   "价    格："
         Height          =   255
         Left            =   120
         TabIndex        =   10
         Top             =   1440
         Width           =   735
      End
      Begin VB.Label Label4 
         Caption         =   "    ISBN："
         Height          =   255
         Left            =   2760
         TabIndex        =   9
         Top             =   1440
         Width           =   735
      End
      Begin VB.Label Label5 
         Caption         =   "图书类别："
         Height          =   375
         Left            =   2640
         TabIndex        =   8
         Top             =   480
         Width           =   975
      End
      Begin VB.Label Label6 
         Caption         =   "编    号："
         Height          =   375
         Left            =   120
         TabIndex        =   7
         Top             =   480
         Width           =   855
      End
   End
End
Attribute VB_Name = "frmDeleteBook"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Dim dbBook As Database
Dim rsBook As Recordset


Private Sub cmdBefore_Click()
rsBook.MovePrevious
If rsBook.BOF Then rsBook.MoveFirst
showRec

End Sub

Private Sub cmdDelete_Click()
Dim sel As Integer

sel = MsgBox("确定要删除吗？", vbOKCancel, "确认")
If sel = vbOK Then
   rsBook.Delete
   cmdNext_Click
   MsgBox "成功删除一条记录", vbInformation, "提示"
End If


End Sub

Private Sub cmdFirst_Click()
rsBook.MoveFirst
showRec
End Sub

Private Sub cmdLast_Click()
rsBook.MoveLast
showRec
End Sub

Private Sub cmdNext_Click()
rsBook.MoveNext
If rsBook.EOF Then rsBook.MoveLast
showRec

End Sub

Private Sub Command1_Click()
Unload Me
End Sub

Private Sub Form_Load()

Set dbBook = OpenDatabase(".\db\library.mdb", False)
Set rsBook = dbBook.OpenRecordset("book", dbOpenTable)
rsBook.Index = "bookid"

'显示当前的数据记录
showRec


End Sub

Public Sub showRec()

'将当前记录位置的数据在窗体中显示出来
Dim isbn As String


txtId.Text = rsBook.Fields("bookid")
txtName.Text = rsBook.Fields("bookname")
txtPrice.Text = rsBook.Fields("bookprice")
txtISBN.Text = rsBook.Fields("ISBN")
txtPub.Text = rsBook.Fields("publisher")
cmbType.Text = rsBook.Fields("bookType")

End Sub