📄 retbook.frm
字号:
VERSION 5.00
Begin VB.Form retbook
Caption = "还书处理"
ClientHeight = 5235
ClientLeft = 60
ClientTop = 435
ClientWidth = 8535
LinkTopic = "Form1"
MaxButton = 0 'False
MinButton = 0 'False
ScaleHeight = 5235
ScaleWidth = 8535
StartUpPosition = 2 '屏幕中心
Begin VB.Frame Frame2
Caption = "还书人信息"
Height = 2655
Left = 360
TabIndex = 1
Top = 2280
Width = 7695
Begin VB.CommandButton cmd_back
Caption = "返回"
Height = 495
Left = 4080
TabIndex = 10
Top = 2040
Width = 1575
End
Begin VB.CommandButton cmd_list
Caption = "列罚款单"
Height = 495
Left = 1680
TabIndex = 9
Top = 2040
Width = 1695
End
Begin VB.TextBox txtmulct
Height = 495
Left = 6600
TabIndex = 8
Text = "Text6"
Top = 1200
Width = 975
End
Begin VB.TextBox txtcannum
Height = 495
Left = 5280
TabIndex = 7
Text = "Text5"
Top = 1200
Width = 1095
End
Begin VB.TextBox txtalreadynum
Height = 495
Left = 3960
TabIndex = 6
Text = "Text4"
Top = 1200
Width = 1095
End
Begin VB.TextBox txtname
Height = 495
Left = 2280
TabIndex = 5
Text = "Text3"
Top = 1200
Width = 1335
End
Begin VB.TextBox txtrno
Height = 495
Left = 360
TabIndex = 4
Text = "Text2"
Top = 1200
Width = 1695
End
Begin VB.Label Label5
Caption = "罚金"
BeginProperty Font
Name = "宋体"
Size = 14.25
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 6600
TabIndex = 15
Top = 720
Width = 975
End
Begin VB.Label Label4
Caption = "可借书数"
BeginProperty Font
Name = "宋体"
Size = 14.25
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 5280
TabIndex = 14
Top = 720
Width = 1215
End
Begin VB.Label Label3
Caption = "已借书数"
BeginProperty Font
Name = "宋体"
Size = 14.25
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 3960
TabIndex = 13
Top = 720
Width = 1215
End
Begin VB.Label Label2
Caption = "姓名"
BeginProperty Font
Name = "宋体"
Size = 14.25
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 2280
TabIndex = 12
Top = 720
Width = 1335
End
Begin VB.Label Label1
Caption = "借书证号"
BeginProperty Font
Name = "宋体"
Size = 14.25
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 360
TabIndex = 11
Top = 720
Width = 1695
End
End
Begin VB.Frame Frame1
Caption = "输入图书编号"
Height = 1575
Left = 360
TabIndex = 0
Top = 360
Width = 7695
Begin VB.CommandButton cmd_ok
Caption = "确定"
Height = 495
Left = 6120
TabIndex = 3
Top = 360
Width = 1095
End
Begin VB.TextBox txtbno
Height = 615
Left = 600
TabIndex = 2
Text = "Text1"
Top = 360
Width = 4935
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 Form_Load()
rno = ""
End Sub
Private Sub cmd_ok_click()
bno = Trim(txtbno.Text)
If bno <> "" Then
txtsql = "select * from borrow where 图书编号='" + bno + "'"
Set brs = exesql(txtsql)
If brs.EOF = True Then
MsgBox "不是从本图书馆所借，不能还书！", 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(txtname.Text) + "(" + rno + ") 罚款总额：" & str(txtmulct.Text) & "元"
MsgBox dstr, vbOKOnly, "列罚款单"
End If
rno = Trim(brs.Fields("借书证号"))
txtsql = "select * from book where 图书编号='" + bno + "'"
Set bs = exesql(txtsql)
bs.Fields("借否") = "否"
bs.Update
txtsql = "select * from reader where 借书证号='" + rno + "'"
Set rs = exesql(txtsql)
rs.Fields("已借书数") = rs.Fields("已借书数") - 1
rs.Update
txtrno.Text = rno
txtname.Text = rs.Fields("姓名")
txtalreadynum.Text = rs.Fields("已借书数")
txtcannum.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
txtmulct.Text = 0
Else
txtmulct.Text = Val((Data - brs.Fields("借书日期") - rs.Fields("借书天数"))) * rs.Fields("过期罚款")
End If
MsgBox "过期罚款每天" + str(rs.Fields("过期罚款"))
Else
rno = Trim(brs.Fields("借书证号"))
txtsql = "select * from book where 图书编号='" + bno + "'"
Set bs = exesql(txtsql)
rs.Fields("已借书数") = rs.Fields("已借书数") - 1
rs.Update
txtalreadynum.Text = rs.Fields("已借书数")
txtcannum.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
txtmulct.Text = Val(txtmulct.Text) + Val((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.Close
End If
Else
MsgBox "图书编号不能为空", vbOKOnly, "信息提示"
End If
End Sub
Private Sub cmd_list_click()
Dim dstr As String
dstr = "还款单" + Chr(10) + Chr(13)
dstr = dstr & "姓名：" & Trim(txtname.Text) + "(" + Trim(txtrno.Text) + ")罚款总额：" & str(txtmulct.Text) & "元"
MsgBox dstr, vbOKOnly, "列罚款单"
End Sub
Private Sub cmd_back_click()
Unload Me
End Sub
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -