?? jieshu.frm
字號:
VERSION 5.00
Begin VB.Form jieshu
Caption = "借書操作"
ClientHeight = 3885
ClientLeft = 60
ClientTop = 390
ClientWidth = 5535
LinkTopic = "Form1"
ScaleHeight = 3885
ScaleWidth = 5535
StartUpPosition = 3 '窗口缺省
Begin VB.CommandButton Command4
Caption = "取消"
BeginProperty Font
Name = "宋體"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 495
Left = 3840
TabIndex = 11
Top = 2760
Width = 1215
End
Begin VB.CommandButton Command3
Caption = "借書"
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 = 10
Top = 2760
Width = 1215
End
Begin VB.CommandButton Command2
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 = 4440
TabIndex = 9
Top = 840
Width = 735
End
Begin VB.TextBox Text4
Height = 375
Left = 1800
TabIndex = 8
Top = 2040
Width = 2055
End
Begin VB.TextBox Text3
Height = 375
Left = 1800
TabIndex = 4
Top = 1440
Width = 2055
End
Begin VB.TextBox Text2
Height = 375
Left = 1800
TabIndex = 3
Top = 840
Width = 2055
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 = 4440
TabIndex = 2
Top = 240
Width = 735
End
Begin VB.TextBox Text1
Height = 375
Left = 1800
TabIndex = 1
Top = 240
Width = 2055
End
Begin VB.Label Label4
AutoSize = -1 'True
Caption = "借書日期："
BeginProperty Font
Name = "宋體"
Size = 12
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
Height = 240
Left = 480
TabIndex = 7
Top = 2040
Width = 1200
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 = 5
Top = 840
Width = 1320
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 = 1320
End
End
Attribute VB_Name = "jieshu"
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 = "" Then
MsgBox "學號不能為空！", vbCritical, "錯誤"
Text1.Text = ""
Text1.SetFocus
Exit Sub
End If
If IsNumeric(Text1.Text) Then
Else
MsgBox "學號必須為數字！請注意！！", vbCritical, "錯誤"
Text1.Text = ""
Text1.SetFocus
Exit Sub
End If
Text1.Enabled = False
str2 = "select * from stu where sno = '" & Text1.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 "無該學號或輸入數據有誤。請查正。", vbCritical, "錯誤！"
If Text1.Enabled = False Then
Text1.Enabled = True
End If
Text1.Text = ""
Text1.SetFocus
Exit Sub
Else
str4 = "select jiasuo from stu where sno = '" & Text1.Text & "'"
'查詢rs的狀態，如果已經打開，則先關閉
If rs.State = adStateOpen Then rs.Close
rs.Open str4, cn, 1, 3
If rs!jiasuo = "是" Then
MsgBox "您的帳戶已經被鎖定，請與管理員聯系！"
Text1.Enabled = True
Text1.Text = ""
Text1.SetFocus
Exit Sub
Else
str3 = "select bno from jieshubiao where sno = '" & Text1.Text & "'"
'查詢rs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
If rs.RecordCount > 3 Then
MsgBox "您所借的書已經超過了我們所規定數量！您不能借書了", vbCritical, "錯誤！"
Text1.Enabled = True
Text1.Text = ""
Text1.SetFocus
Exit Sub
Else
Text2.Enabled = True
Command2.Enabled = True
End If
End If
End If
End Sub
Private Sub Command2_Click()
If Text2.Text = "" Then
MsgBox "書號不能為空！", vbCritical, "錯誤"
Text2.Text = ""
Text2.SetFocus
Exit Sub
End If
If IsNumeric(Text2.Text) Then
Else
MsgBox "書號必須為數字！請注意！！", vbCritical, "錯誤"
Text2.Text = ""
Text2.SetFocus
Exit Sub
End If
Text2.Enabled = False
str2 = "select * from book where bno = '" & Text2.Text & "'"
'查詢rs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 "無該書號或輸入數據有誤。請查正。", vbCritical, "錯誤！"
If Text2.Enabled = False Then
Text2.Enabled = True
End If
Text2.Text = ""
Text2.SetFocus
Exit Sub
Else
'判斷所借的是是否已經被別人借走！
If rs!borl = "是" Then
MsgBox "此書已經被借走！請等下次吧", vbCritical, "錯誤！"
Text2.Text = ""
Text2.Enabled = True
Text2.SetFocus
Exit Sub
Else
Text3.Text = rs!bname
rs!borl = "是"
rs.Update
Command3.Enabled = True
tushuxinxi.DataGrid12.Refresh
End If
End If
End Sub
Private Sub Command3_Click()
'If Text1.Text = "" Or Text2.Text = "" Or Text3.Text = "" Then
'MsgBox "用戶名和密碼不能為空！", vbCritical, "錯誤"
'Text1.SetFocus
'Exit Sub
'Else
'Set rs = DataEn.rsstu
'strSQL = "select * from user1"
'On Error Resume Next
'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 strSQL, cn, 1, 3
str2 = "select * from jieshubiao "
'查詢rs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
rs.AddNew
rs!sno = Text1.Text
rs!bno = Text2.Text
rs!bname = Text3.Text
rs!bdate = Text4.Text
rs!ldate = Format(Date, "yyyy 年mm+2月dd日")
rs.Update
MsgBox "您所選的書已經借入你的帳號，請注意保管好書！"
tushuxinxi.DataGrid12.Refresh
Text1.Text = ""
Text2.Text = ""
Text3.Text = ""
Text1.Enabled = True
Text1.SetFocus
Text2.Enabled = False
Text3.Enabled = False
Command2.Enabled = False
Command3.Enabled = False
End Sub
Private Sub Command4_Click()
Unload Me
cn.Close
End Sub
Private Sub Form_Load()
Command2.Enabled = False
Text2.Enabled = False
Text3.Enabled = False
Text4.Text = Format(Date, "yyyy年mm月dd日")
Text4.Enabled = False
Command3.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
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