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恢復刪除的工作表(未被壓縮)<RE><FONT size=3>ublic Function FnUndeleteObjects() As Boolean
On Error GoTo ErrorHandler:
Dim strObjectName As String
Dim rsTables As DAO.Recordset
Dim dbsDatabase As DAO.Database
Dim tDef As DAO.TableDef
Dim qDef As DAO.QueryDef
Dim intNumDeletedItemsFound As Integer
Set dbsDatabase = CurrentDb
For Each tDef In dbsDatabase.TableDefs
'This is actually used as a 'Deleted Flag'
If tDef.Attributes And dbHiddenObject Then
strObjectName = FnGetDeletedTableNameByProp(tDef.Name)
strObjectName = InputBox("A deleted TABLE has been found." & _
vbCrLf & vbCrLf & _
"To undelete this object, enter a new name:", _
"Access Undelete Table", strObjectName)
If Len(strObjectName) > 0 Then
FnUndeleteTable CurrentDb, tDef.Name, strObjectName
End If
intNumDeletedItemsFound = intNumDeletedItemsFound + 1
End If
Next tDef
For Each qDef In dbsDatabase.QueryDefs
'Note 'Attributes' flag is not exposed for QueryDef objects,
'We could look up the flag by using MSysObjects but
'new queries don't get written to MSysObjects until
'Access is closed. Therefore we'll just check the
'start of the name is '~TMPCLP' ...
If InStr(1, qDef.Name, "~TMPCLP") = 1 Then
strObjectName = ""
strObjectName = InputBox("A deleted QUERY has been found." & _
vbCrLf & vbCrLf & _
"To undelete this object, enter a new name:", _
"Access Undelete Query", strObjectName)
If Len(strObjectName) > 0 Then
If FnUndeleteQuery(CurrentDb, qDef.Name, strObjectName) Then
'We'll rename the deleted object since we've made a
'copy and won't be needing to re-undelete it.
'(To break the condition "~TMPCLP" in future...)
qDef.Name = "~TMPCLQ" & Right$(qDef.Name, Len(qDef.Name) - 7)
End If
End If
intNumDeletedItemsFound = intNumDeletedItemsFound + 1
End If
Next qDef
If intNumDeletedItemsFound = 0 Then
MsgBox "Unable to find any deleted tables/queries to undelete!"
End If
Set dbsDatabase = Nothing
FnUndeleteObjects = True
ExitFunction:
Exit Function
ErrorHandler:
MsgBox "Error occured in FnUndeleteObjects() - " & _
Err.Description & " (" & CStr(Err.Number) & ")"
GoTo ExitFunction
End Function
Private Function FnUndeleteTable(dbDatabase As DAO.Database, _
strDeletedTableName As String, _
strNewTableName As String)
Dim tDef As DAO.TableDef
Set tDef = dbDatabase.TableDefs(strDeletedTableName)
'Remove the Deleted Flag...
tDef.Attributes = tDef.Attributes And Not dbHiddenObject
'Rename the deleted object to the original or new name...
tDef.Name = strNewTableName
dbDatabase.TableDefs.Refresh
Application.RefreshDatabaseWindow
Set tDef = Nothing
End Function
Private Function FnUndeleteQuery(dbDatabase As DAO.Database, _
strDeletedQueryName As String, _
strNewQueryName As String)
'We can't just remove the Deleted flag on queries
'('Attributes' is not an exposed property)
'So instead we create a new query with the SQL...
'Note: Can't use DoCmd.CopyObject as it copies the dbHiddenObject attribute!
If FnCopyQuery(dbDatabase, strDeletedQueryName, strNewQueryName) Then
FnUndeleteQuery = True
Application.RefreshDatabaseWindow
End If
End Function
Private Function FnCopyQuery(dbDatabase As DAO.Database, _
strSourceName As String, _
strDestinationName As String)
On Error GoTo ErrorHandler:
Dim qDefOld As DAO.QueryDef
Dim qDefNew As DAO.QueryDef
Dim Field As DAO.Field
Set qDefOld = dbDat |
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