📄 frmbooksae.frm
字号:
VERSION 5.00
Object = "{C932BA88-4374-101B-A56C-00AA003668DC}#1.1#0"; "MSMASK32.OCX"
Begin VB.Form frmBooksAE
BorderStyle = 3 'Fixed Dialog
Caption = "记录"
ClientHeight = 5400
ClientLeft = 45
ClientTop = 330
ClientWidth = 5250
LinkTopic = "Form1"
MaxButton = 0 'False
MinButton = 0 'False
ScaleHeight = 5400
ScaleWidth = 5250
ShowInTaskbar = 0 'False
StartUpPosition = 3 '窗口缺省
Begin MSMask.MaskEdBox txtPrice
Height = 285
Left = 1800
TabIndex = 5
Top = 3000
Width = 2895
_ExtentX = 5106
_ExtentY = 503
_Version = 393216
MaxLength = 9
Format = "#,##0.00;(#,##0.00)"
PromptChar = "_"
End
Begin VB.ComboBox cmbCategory
Height = 315
ItemData = "frmBooksAE.frx":0000
Left = 1800
List = "frmBooksAE.frx":0046
Sorted = -1 'True
TabIndex = 4
Text = "N/A"
Top = 2640
Width = 2895
End
Begin MSMask.MaskEdBox msdISBN
Height = 285
Left = 1800
TabIndex = 6
Top = 3360
Width = 2895
_ExtentX = 5106
_ExtentY = 503
_Version = 393216
MaxLength = 13
Mask = "#-###-#####-C"
PromptChar = "_"
End
Begin VB.CommandButton cmdCancel
Cancel = -1 'True
Caption = "取消"
Height = 375
Left = 4080
TabIndex = 9
Top = 4875
Width = 1095
End
Begin VB.CommandButton cmdReset
Caption = "重置"
Height = 375
Left = 2880
TabIndex = 8
Top = 4875
Width = 1095
End
Begin VB.CommandButton cmdAddSave
Caption = "更新"
Default = -1 'True
Height = 375
Left = 1680
TabIndex = 7
Top = 4875
Width = 1095
End
Begin VB.TextBox txtTitle
Height = 285
Left = 1800
MaxLength = 50
TabIndex = 1
Top = 1560
Width = 2895
End
Begin VB.TextBox txtAuthor
Height = 285
Left = 1800
MaxLength = 50
TabIndex = 2
Top = 1920
Width = 2535
End
Begin VB.TextBox txtPublisher
Height = 285
Left = 1800
MaxLength = 50
TabIndex = 3
Top = 2280
Width = 2895
End
Begin MSMask.MaskEdBox msdID
Height = 285
Left = 1800
TabIndex = 0
Top = 1200
Width = 2895
_ExtentX = 5106
_ExtentY = 503
_Version = 393216
MaxLength = 10
Mask = "B#########"
PromptChar = "_"
End
Begin VB.Label Label11
Caption = "借阅状况无法在这里修改，如果为“-1”说明在馆，如果为“0”说明处于外借状态"
Height = 855
Left = 1800
TabIndex = 20
Top = 3720
Width = 2895
End
Begin VB.Label Label10
Caption = "是否出借："
Height = 255
Left = 240
TabIndex = 19
Top = 3720
Width = 1095
End
Begin VB.Label Label9
Caption = "发行编号："
Height = 255
Left = 240
TabIndex = 18
Top = 3360
Width = 1215
End
Begin VB.Label Label8
Caption = "图书价格："
Height = 255
Left = 240
TabIndex = 17
Top = 3000
Width = 1095
End
Begin VB.Line Line3
BorderColor = &H80000014&
X1 = 120
X2 = 5160
Y1 = 4755
Y2 = 4755
End
Begin VB.Image Image1
Height = 480
Left = 120
Stretch = -1 'True
Top = 240
Width = 480
End
Begin VB.Line Line2
BorderColor = &H80000014&
X1 = 120
X2 = 5040
Y1 = 975
Y2 = 975
End
Begin VB.Label Label1
Caption = "图书编号："
Height = 255
Left = 240
TabIndex = 16
Top = 1200
Width = 1215
End
Begin VB.Label Label3
Caption = "图书标题："
Height = 255
Left = 240
TabIndex = 15
Top = 1560
Width = 1215
End
Begin VB.Label Label4
Caption = "图书作者："
Height = 255
Left = 240
TabIndex = 14
Top = 1920
Width = 1215
End
Begin VB.Label Label5
Caption = "出版发行："
Height = 255
Left = 240
TabIndex = 13
Top = 2280
Width = 1215
End
Begin VB.Label Label6
Caption = "图书分类："
Height = 255
Left = 240
TabIndex = 12
Top = 2640
Width = 1215
End
Begin VB.Label Label7
AutoSize = -1 'True
BackStyle = 0 'Transparent
Caption = "*"
BeginProperty Font
Name = "Tahoma"
Size = 8.25
Charset = 0
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H000000C0&
Height = 195
Index = 0
Left = 4800
TabIndex = 11
Top = 1200
Width = 105
End
Begin VB.Label Label7
AutoSize = -1 'True
BackStyle = 0 'Transparent
Caption = "*"
BeginProperty Font
Name = "Tahoma"
Size = 8.25
Charset = 0
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ForeColor = &H000000C0&
Height = 195
Index = 2
Left = 4800
TabIndex = 10
Top = 1560
Width = 105
End
Begin VB.Line Line1
BorderColor = &H80000010&
BorderWidth = 2
X1 = 120
X2 = 5040
Y1 = 975
Y2 = 975
End
Begin VB.Line Line4
BorderColor = &H80000010&
BorderWidth = 2
X1 = 120
X2 = 5160
Y1 = 4755
Y2 = 4755
End
End
Attribute VB_Name = "frmBooksAE"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Option Explicit
'-------------------------------------------------------------------
'Books Add/Edit Form
'This form it is possible to add/modify the books table.
'
'AddState is the bool value that decides whether the form will update
'or modify a record. When AddState = True then Add
' When AddState = False then Modify
'-------------------------------------------------------------------
Public AddState As Boolean, OldID As String
Private RS As ADODB.RecordSet
Private Sub Form_Load()
'Prepare form to add/edit. This is done because we are reusing the form.
On Error GoTo Err
Set RS = New ADODB.RecordSet
If AddState Then
Image1.Picture = frmBooks.cmdAMod(1).Picture
RS.Open "SELECT * FROM tblBooks", CN, adOpenStatic, adLockOptimistic
Me.Caption = "添加记录"
cmdAddSave.Caption = "保存"
Else 'NOT AddState...
Image1.Picture = frmBooks.cmdAMod(0).Picture
Me.Caption = "修改记录"
cmdAddSave.Caption = "修改"
RS.Open "SELECT * FROM tblBooks WHERE [图书编号] = '" & OldID & "'", CN, adOpenStatic, adLockOptimistic
End If
Exit Sub
Err:
If Err.Number = 94 Or Err.Number = 3265 Then
Resume Next '-If encounter a null value
Else
Handler Err '-Unexpected error
End If
End Sub
Private Sub cmdAddSave_Click()
'Add or edit according to AddState
On Error GoTo hell
'Verify
If msdID.Text = "" Then msdID.SetFocus: Exit Sub
If txtTitle.Text = "" Then txtTitle.SetFocus: Exit Sub
If Len(msdID.Text) <> 10 Then MsgBox " 图书编号必须有10位", vbExclamation: HighLight msdID: Exit Sub
msdID.Text = UCase$(msdID.Text)
If IsNumeric(Right$(msdID.Text, 9)) = False Then MsgBox "图书编号必须是“B”以及其他9位数字组成", vbExclamation: HighLight msdID: Exit Sub
If AddState Then
If RecordExists("tblBooks", "图书编号", msdID.Text, msdID) = True Then Exit Sub
Else 'NOT AddState...
If msdID.Text <> OldID Then
If RecordExists("tblBooks", "图书编号", msdID.Text, msdID) = True Then Exit Sub
End If
End If
CN.BeginTrans
With RS
If AddState = True Then RS.AddNew
.Fields(0) = msdID.Text
.Fields(1) = txtTitle.Text
.Fields(4) = cmbCategory.Text
.Fields(5) = CCur(txtPrice.Text)
.Fields(6) = msdISBN.Text
If txtAuthor.Text = "" Then .Fields(2) = " " Else .Fields(2) = txtAuthor.Text
If txtPublisher.Text = "" Then .Fields(3) = " " Else .Fields(3) = txtPublisher.Text
If txtPrice.Text = "" Then txtPrice.Text = "0"
RS.Update
End With
CN.CommitTrans
If AddState Then
FindRecord RS, RS.Fields(0).Name, True, msdID.Text, 0
MsgBox "已经成功添加新的数据", vbInformation
If MsgBox("你要添加一个新的记录吗?", vbQuestion + vbYesNo + vbDefaultButton1) = vbYes Then
cmdReset_Click
Else
Unload Me
End If
Else 'NOT AddState...
FindRecord RS, RS.Fields(0).Name, True, msdID.Text, 0
MsgBox "应该成功保存这个记录", vbInformation
Unload Me
End If
Exit Sub
hell:
On Error Resume Next
Handler Err
CN.RollbackTrans
End Sub
Private Sub cmdCancel_Click()
Unload Me
End Sub
Private Sub cmdReset_Click()
'Reset all values to nothing/null/empty/nullstring/0
msdID.Text = ""
txtTitle.Text = ""
txtAuthor.Text = ""
txtPublisher.Text = ""
txtPrice.Text = ""
msdISBN.Text = ""
cmbCategory.ListIndex = 0
End Sub
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