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📄 retbook.frm

📁 一个用VB编写的小型图书管理系统
💻 FRM
字号:
VERSION 5.00
Begin VB.Form retbook 
   Caption         =   "还书处理"
   ClientHeight    =   3240
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   5415
   LinkTopic       =   "Form1"
   MaxButton       =   0   'False
   MinButton       =   0   'False
   ScaleHeight     =   3240
   ScaleWidth      =   5415
   StartUpPosition =   2  '屏幕中心
   Begin VB.CommandButton Command3 
      Caption         =   "返回"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   3000
      TabIndex        =   15
      Top             =   2640
      Width           =   975
   End
   Begin VB.CommandButton Command2 
      Caption         =   "列罚款单"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   375
      Left            =   1320
      TabIndex        =   14
      Top             =   2640
      Width           =   975
   End
   Begin VB.Frame Frame2 
      Caption         =   "还书人信息"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   1215
      Left            =   120
      TabIndex        =   3
      Top             =   1200
      Width           =   5055
      Begin VB.TextBox Text2 
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   9
            Charset         =   134
            Weight          =   700
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   270
         Index           =   4
         Left            =   3840
         TabIndex        =   13
         Top             =   720
         Width           =   975
      End
      Begin VB.TextBox Text2 
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   9
            Charset         =   134
            Weight          =   700
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   270
         Index           =   3
         Left            =   2640
         TabIndex        =   12
         Top             =   720
         Width           =   615
      End
      Begin VB.TextBox Text2 
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   9
            Charset         =   134
            Weight          =   700
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   270
         Index           =   2
         Left            =   1080
         TabIndex        =   11
         Top             =   720
         Width           =   615
      End
      Begin VB.TextBox Text2 
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   9
            Charset         =   134
            Weight          =   700
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   270
         Index           =   1
         Left            =   3840
         TabIndex        =   10
         Top             =   360
         Width           =   975
      End
      Begin VB.TextBox Text2 
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   9
            Charset         =   134
            Weight          =   700
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   270
         Index           =   0
         Left            =   1080
         TabIndex        =   9
         Top             =   360
         Width           =   1335
      End
      Begin VB.Label Label5 
         Caption         =   "罚金"
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   9
            Charset         =   134
            Weight          =   700
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   255
         Left            =   3360
         TabIndex        =   8
         Top             =   720
         Width           =   495
      End
      Begin VB.Label Label4 
         Caption         =   "可借书数"
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   9
            Charset         =   134
            Weight          =   700
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   255
         Left            =   1800
         TabIndex        =   7
         Top             =   720
         Width           =   975
      End
      Begin VB.Label Label3 
         Caption         =   "已借书数"
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   9
            Charset         =   134
            Weight          =   700
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   255
         Left            =   240
         TabIndex        =   6
         Top             =   720
         Width           =   975
      End
      Begin VB.Label Label2 
         Caption         =   "姓名"
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   9
            Charset         =   134
            Weight          =   700
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   255
         Left            =   3360
         TabIndex        =   5
         Top             =   360
         Width           =   615
      End
      Begin VB.Label Label1 
         Caption         =   "借书证号"
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   9
            Charset         =   134
            Weight          =   700
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   255
         Left            =   240
         TabIndex        =   4
         Top             =   360
         Width           =   855
      End
   End
   Begin VB.Frame Frame1 
      Caption         =   "输入图书编号"
      BeginProperty Font 
         Name            =   "宋体"
         Size            =   9
         Charset         =   134
         Weight          =   700
         Underline       =   0   'False
         Italic          =   0   'False
         Strikethrough   =   0   'False
      EndProperty
      Height          =   855
      Left            =   960
      TabIndex        =   0
      Top             =   240
      Width           =   3615
      Begin VB.CommandButton Command1 
         Caption         =   "确定"
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   9
            Charset         =   134
            Weight          =   700
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   375
         Left            =   2400
         TabIndex        =   2
         Top             =   360
         Width           =   615
      End
      Begin VB.TextBox Text1 
         BeginProperty Font 
            Name            =   "宋体"
            Size            =   9
            Charset         =   134
            Weight          =   700
            Underline       =   0   'False
            Italic          =   0   'False
            Strikethrough   =   0   'False
         EndProperty
         Height          =   270
         Left            =   360
         TabIndex        =   1
         Top             =   360
         Width           =   1695
      End
   End
End
Attribute VB_Name = "retbook"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Public rno As String
Public bno As String
Private Sub Command1_Click()
  bno = Trim(Text1.Text)
  If bno <> "" Then
    Dim sqltxt As String
    sqltxt = "select * from borrow where 图书编号='" + bno + "'"
    Set brs = exesql(sqltxt)
    If brs.RecordCount = 0 Then
    MsgBox "该书不是本图书馆所借的,不能归还!", vbOKOnly, "信息提示"
      Else
     If Trim(brs.Fields("借书证号")) <> rno Then
       If rno <> "" Then
         dstr = "罚款单" + Chr(10) + Chr(13)
         dstr = dstr & "姓名:" & Trim(Text2(1).Text) + "(" + rno + ") 罚款总额:" & str(Text2(4).Text) & "元"
         MsgBox dstr, vbOKOnly, "列罚款单"
       End If
       rno = Trim(brs.Fields("借书证号"))
       sqltxt = "select * from book where 图书编号='" + bno + "'"
       Set bs = exesql(sqltxt)
       bs.Fields("借否") = "否"
       bs.Update
       sqltxt = "select * from reader where 借书证号='" + rno + "'"
       Set rs = exesql(sqltxt)
       rs.Fields("已借书数") = rs.Fields("已借书数") - 1
       rs.Update
       Text2(0).Text = rno
       Text2(1).Text = rs.Fields("姓名")
       Text2(2).Text = rs.Fields("已借书数")
       Text2(3).Text = rs.Fields("借书总数") - rs.Fields("已借书数")
       If (Data - brs.Fields("借书日期") < rs.Fields("借书天数")) Then
         Text2(4).Text = 0
       Else
         Text2(4).Text = (Data - brs.Fields("借书日期") - rs.Fields("借书天数")) * rs.Fields("过期罚款")
       End If
       MsgBox "过期罚款:" + str(rs.Fields("过期罚款"))
    Else
       rno = Trim(brs.Fields("借书证号"))
       sqltxt = "select * from book where 图书编号='" + bno + "'"
       Set bs = exesql(sqltxt)
       bs.Fields("借否") = "否"
       bs.Update
       sqltxt = "select * from reader where 借书证号='" + rno + "'"
       Set rs = exesql(sqltxt)
       rs.Fields("已借书数") = rs.Fields("已借书数") - 1
       rs.Update
       If (Data - brs.Fields("借书日期") > rs.Fields("借书天数")) Then
         Text2(4).Text = Val(Text2(4).Text) + (Data - brs.Fields("借书日期") - rs.Fields("借书天数")) * rs.Fields("过期罚款")
       End If
    End If
    brs.Delete
    brs.Update
  End If
 Else
   MsgBox "图书编号不能为空", vbOKOnly, "信息提示"
 End If
End Sub
Private Sub Command2_Click()
Dim dstr As String
dstr = "罚款单" + Chr(10) + Chr(13)
dstr = dstr & "姓名:" & Trim(Text2(1).Text) + "(" + Trim(Text2(0).Text) + ") 罚款总额: " & CStr(Text2(4).Text) & "元"
MsgBox dstr, vbOKOnly, "列罚款单"
End Sub
Private Sub Command3_Click()
Unload Me
End Sub
Private Sub Form_Load()
rno = ""
End Sub

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