📄 frmctypem.frm
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VERSION 5.00
Object = "{67397AA1-7FB1-11D0-B148-00A0C922E820}#6.0#0"; "MSADODC.OCX"
Object = "{CDE57A40-8B86-11D0-B3C6-00A0C90AEA82}#1.0#0"; "MSDATGRD.OCX"
Begin VB.Form frmCTypeM
BackColor = &H00C0FFC0&
Caption = "借阅证件类型管理"
ClientHeight = 6855
ClientLeft = 3945
ClientTop = 3240
ClientWidth = 10620
LinkTopic = "Form1"
ScaleHeight = 6855
ScaleWidth = 10620
Begin VB.CommandButton cmdBack
Caption = "返回(&X)"
Height = 615
Left = 8160
TabIndex = 4
Top = 5520
Width = 1335
End
Begin VB.CommandButton cmdDel
Caption = "删除(&D)"
Height = 615
Left = 6600
TabIndex = 3
Top = 5520
Width = 1455
End
Begin VB.CommandButton cmdModi
Caption = "修改(&U)"
Height = 615
Left = 5040
TabIndex = 2
Top = 5520
Width = 1455
End
Begin VB.CommandButton cmdAdd
Caption = "添加(&A)"
Height = 615
Left = 3360
TabIndex = 1
Top = 5520
Width = 1575
End
Begin MSAdodcLib.Adodc adoCType
Height = 735
Left = 240
Top = 5400
Visible = 0 'False
Width = 2895
_ExtentX = 5106
_ExtentY = 1296
ConnectMode = 0
CursorLocation = 3
IsolationLevel = -1
ConnectionTimeout= 15
CommandTimeout = 30
CursorType = 3
LockType = 3
CommandType = 8
CursorOptions = 0
CacheSize = 50
MaxRecords = 0
BOFAction = 0
EOFAction = 0
ConnectStringType= 1
Appearance = 1
BackColor = -2147483643
ForeColor = -2147483640
Orientation = 0
Enabled = -1
Connect = ""
OLEDBString = ""
OLEDBFile = ""
DataSourceName = ""
OtherAttributes = ""
UserName = ""
Password = ""
RecordSource = ""
Caption = "Adodc1"
BeginProperty Font {0BE35203-8F91-11CE-9DE3-00AA004BB851}
Name = "宋体"
Size = 9
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
_Version = 393216
End
Begin MSDataGridLib.DataGrid dtgCType
Bindings = "frmCTypeM.frx":0000
Height = 4095
Left = 720
TabIndex = 0
Top = 720
Width = 8535
_ExtentX = 15055
_ExtentY = 7223
_Version = 393216
AllowUpdate = -1 'True
BackColor = 12648447
ColumnHeaders = -1 'True
HeadLines = 1
RowHeight = 16
BeginProperty HeadFont {0BE35203-8F91-11CE-9DE3-00AA004BB851}
Name = "宋体"
Size = 9
Charset = 134
Weight = 400
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
BeginProperty Font {0BE35203-8F91-11CE-9DE3-00AA004BB851}
Name = "宋体"
Size = 10.5
Charset = 134
Weight = 700
Underline = 0 'False
Italic = 0 'False
Strikethrough = 0 'False
EndProperty
ColumnCount = 2
BeginProperty Column00
DataField = ""
Caption = ""
BeginProperty DataFormat {6D835690-900B-11D0-9484-00A0C91110ED}
Type = 0
Format = ""
HaveTrueFalseNull= 0
FirstDayOfWeek = 0
FirstWeekOfYear = 0
LCID = 2052
SubFormatType = 0
EndProperty
EndProperty
BeginProperty Column01
DataField = ""
Caption = ""
BeginProperty DataFormat {6D835690-900B-11D0-9484-00A0C91110ED}
Type = 0
Format = ""
HaveTrueFalseNull= 0
FirstDayOfWeek = 0
FirstWeekOfYear = 0
LCID = 2052
SubFormatType = 0
EndProperty
EndProperty
SplitCount = 1
BeginProperty Split0
BeginProperty Column00
EndProperty
BeginProperty Column01
EndProperty
EndProperty
End
End
Attribute VB_Name = "frmCTypeM"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Dim vCTypeID As Integer
Dim vCTypeName As String
Dim SQLStr As String
Dim rs As ADODB.Recordset
'单击"添加"按钮,调用frmCTypeEdit窗体,录入借阅证件信息,并插入到表CardType中
Private Sub cmdAdd_Click()
'初始化frmCTypeEdit信息
frmCTypeEdit.txtCType = ""
frmCTypeEdit.txtCType.Locked = False
frmCTypeEdit.txtTypeName = ""
frmCTypeEdit.txtMaxCount = "5" '设置默认值
frmCTypeEdit.txtMaxDays = "20"
frmCTypeEdit.txtRenewDays = "10"
IsAdd = True '将IsAdd变量设置为True,表示当前状态为插入新记录
frmCTypeEdit.Show 1 '启动编辑窗体frmCTypeEdit
Call adoCTypeRefresh '刷新dtgCType控件
End Sub
'返回按钮
Private Sub cmdBack_Click()
Unload Me
End Sub
'单击"删除"按钮,在表CardType中删除dtgCType中选择的数据记录
Private Sub cmdDel_Click()
Dim isDel As Integer
vCTypeID = Val(dtgCType.Columns(0))
If adoCType.Recordset.BOF Or adoCType.Recordset.EOF Then
MsgBox "请选择一条记录", vbInformation, "信息提示"
Else
isDel = MsgBox("是否删除该记录", vbYesNo + vbQuestion + vbDefaultButton2, "是否删除")
If isDel = 6 Then '判断此类型的借阅证件是否存在
'设置SQL语句
SQLStr = "select * from CardInfo where CTypeID=" + Str(vCTypeID) + ""
Set rs = SQLQuery(SQLStr)
If Not rs.EOF Then
MsgBox "此类型的借阅已存在" + vbCrLf + "不能删除", vbInformation, "信息提示"
Exit Sub
End If
'删除信息
SQLStr = "delete from CardType where CTypeID=" + Str(vCTypeID) + ""
SQLExt SQLStr '执行delete语句
MsgBox "删除成功!", vbInformation, "删除提示"
End If
End If
adoCType.Refresh '刷新adoCType
End Sub
'单击"修改"按钮,调用frmCTypeEdit窗体,修改瓦,并插入到表CardType上
Private Sub cmdModi_Click()
If adoCType.Recordset.BOF Or adoCType.Recordset.EOF Then
MsgBox "请选择记录", vbInformation, "信息提示"
Exit Sub
End If
'初始化frmCTypeEdit信息
frmCTypeEdit.txtCType = dtgCType.Columns(0)
frmCTypeEdit.txtCType.Locked = True
frmCTypeEdit.txtTypeName = Trim(dtgCType.Columns(1))
frmCTypeEdit.txtMaxCount = Trim(dtgCType.Columns(2))
frmCTypeEdit.txtMaxDays = Trim(dtgCType.Columns(3))
frmCTypeEdit.txtRenewDays = Trim(dtgCType.Columns(4))
IsAdd = False '将IsAdd变量设置为False,表示当前状态为修改新记录
frmCTypeEdit.Show 1 '启动编辑窗体frmCTypeEdit
Call adoCTypeRefresh '刷新DataGrid表格的内容
End Sub
'数据网格控件dtgCType数据加载过程
Private Sub adoCTypeRefresh()
adoCType.ConnectionString = CONSTR '设置ADO控件adoCTypeRefresh的连接字符串
Dim tmpRecordSource As String '设置数据源
tmpRecordSource = "select CTypeID as 借阅证类型,TypeName as 借阅证类型名,MaxCount as 可借阅书籍的数目,MaxDays as 可借阅书籍的时间,RenewDays as 可续借书籍的时间 from CardType ORDER BY CTypeID"
adoCType.RecordSource = tmpRecordSource
adoCType.Refresh
With dtgCType '设置dtgCType每列显示的宽度
.Columns(0).Width = 1100
.Columns(1).Width = 1300
.Columns(2).Width = 1600
.Columns(3).Width = 1600
.Columns(4).Width = 1800
End With
End Sub
'窗体frmCTypeM加载事件
Private Sub Form_Load()
Call adoCTypeRefresh '调用过程adoCTypeRefresh实现dgtCType数据初始化
End Sub
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