?? huanshu.frm
字號:
VERSION 5.00
Begin VB.Form huanshu
Caption = "還書操作"
ClientHeight = 3150
ClientLeft = 60
ClientTop = 390
ClientWidth = 4815
LinkTopic = "Form3"
ScaleHeight = 3150
ScaleWidth = 4815
StartUpPosition = 3 '窗口缺省
Begin VB.CommandButton Command3
Caption = "離開"
BeginProperty Font
Name = "宋體"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 3240
TabIndex = 8
Top = 2040
Width = 1215
End
Begin VB.CommandButton Command2
Caption = "還書"
BeginProperty Font
Name = "宋體"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 600
TabIndex = 7
Top = 2040
Width = 1215
End
Begin VB.TextBox Text3
ForeColor = &H00FF0000&
Height = 375
Left = 1800
TabIndex = 5
Text = "Text3"
Top = 1440
Width = 1815
End
Begin VB.CommandButton Command1
Caption = "確定"
BeginProperty Font
Name = "宋體"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 375
Left = 3840
TabIndex = 4
Top = 840
Width = 735
End
Begin VB.TextBox Text2
ForeColor = &H00FF0000&
Height = 375
Left = 1800
TabIndex = 3
Text = "Text2"
Top = 840
Width = 1815
End
Begin VB.TextBox Text1
ForeColor = &H00FF0000&
Height = 375
Left = 1800
TabIndex = 1
Text = "Text1"
Top = 240
Width = 1815
End
Begin VB.Label Label3
AutoSize = -1 'True
Caption = "書名:"
BeginProperty Font
Name = "宋體"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 240
Left = 960
TabIndex = 6
Top = 1440
Width = 720
End
Begin VB.Label Label2
AutoSize = -1 'True
Caption = "請輸入書號:"
BeginProperty Font
Name = "宋體"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 240
Left = 240
TabIndex = 2
Top = 840
Width = 1440
End
Begin VB.Label Label1
AutoSize = -1 'True
Caption = "請輸入學號:"
BeginProperty Font
Name = "宋體"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 240
Left = 240
TabIndex = 0
Top = 240
Width = 1440
End
End
Attribute VB_Name = "huanshu"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Dim cn As New ADODB.Connection
Dim rs As New ADODB.Recordset
Private Sub Command1_Click()
If Text1.Text = "" Or Text2.Text = "" Then
MsgBox "學號和書號不能為空!", vbCritical, "錯誤"
Text1.Text = ""
Text2.Text = ""
Text1.SetFocus
Exit Sub
End If
If IsNumeric(Text1.Text) Or IsNumeric(Text2.Text) Then
Else
MsgBox "學號和書號必須為數字!請注意!!", vbCritical, "錯誤"
Text1.Text = ""
Text2.Text = ""
Text1.SetFocus
Exit Sub
End If
str2 = "select * from jieshubiao where sno = '" & Text1.Text & "' and bno = '" & Text2.Text & "'"
'查詢DataEnv.rsstu的狀態,如果已經打開,則先關閉
If rs.State = adStateOpen Then rs.Close
rs.Open str2, cn, 1, 3
If rs.EOF Then
MsgBox "無該記錄或輸入數據有誤。請查正。"
If Text1.Enabled = False Then
Text1.Enabled = True
End If
Text1.Text = ""
Text2.Text = ""
Text1.SetFocus
Exit Sub
Else
Text3.Text = rs!bname
Command2.Enabled = True
Text1.Enabled = False
Text2.Enabled = False
Text3.Enabled = False
End If
End Sub
Private Sub Command2_Click()
Call suredel
Text1.Enabled = True
Text2.Enabled = True
Text1.SetFocus
End Sub
Private Sub Command3_Click()
Unload Me
cn.Close
End Sub
Private Sub Form_Load()
Text3.Enabled = False
Command2.Enabled = False
If cn.State = 1 Then cn.Close
'根據目錄所在的位置,改變ADO所使用的的連接字符串
Dim strConn As String
strConn = "Provider=Microsoft.Jet.OLEDB.4.0;Password=;Data Source="
'使用相對路徑
strConn = strConn & App.Path & "\database\manager.mdb" & ";Persist Security Info=True"
cn.ConnectionString = strConn
cn.Open
End Sub
Private Sub suredel()
If Text1.Text = "" And Text2.Text = "" Then
MsgBox " 您的操作有錯誤,請檢查!", vbCritical, "錯誤"
Exit Sub
Else
Dim sure As Long
sure = MsgBox("您確認還書嗎?", vbOKCancel)
Select Case sure
Case vbOK
rs.Delete
MsgBox "您的書已經還了,歡迎借閱!"
str3 = "select * from book where bno = '" & Text2.Text & "'"
'查詢DataEnv.rsstu的狀態,如果已經打開,則先關閉
If rs.State = adStateOpen Then rs.Close
rs.Open str3, cn, 1, 3
rs!borl = "否"
rs.Update
Text1.Text = ""
Text2.Text = ""
Text3.Text = ""
Case vbCancel
Text1.Enabled = True
Text2.Enabled = True
Text1.Text = ""
Text2.Text = ""
Text1.SetFocus
Exit Sub
End Select
End If
End Sub
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