lReply = MsgBox("Sorry, you are not allowed to save this workbook as another name." _ & "Do you wish to save this workbook?", vbQuestion + vbOKCancel). Cancel = (lRep[r]
(1)Cấm in:
Private Sub workbook_BeforePrint(Cancel As Boolean) Cancel = True
MsgBox "Thành thật xin lỗi, Toi khong cho phep ban in trang nay", vbInformation End Sub
Cấm lưu bảng tính với tên khác
Private Sub workbook_BeforeSave(ByVal SaveAsUI As Boolean, _ Cancel As Boolean)
Dim lReply As Long If SaveAsUI = True Then
lReply = MsgBox("Sorry, you are not allowed to save this workbook as another name." _ & "Do you wish to save this workbook?", vbQuestion + vbOKCancel)
Cancel = (lReply = vbCancel) If Cancel = False Then Me.Save Cancel = True
End If End Sub
Cấm in sheet:
Private Sub workbook_BeforePrint(Cancel As Boolean) Select Case ActiveSheet.Name
Case "Sheet1", "Sheet2" Cancel = True
MsgBox "Sorry, you cannot print this sheet from this workbook", _ vbInformation
End Select End Sub
Cấm chèn thêm sheet:
Private Sub Workbook_NewSheet(ByVal Sh As Object) Application.DisplayAlerts = False
MsgBox "Sorry, you cannot add any more sheets to this workbook", _ vbInformation
Sh.Delete
(2)Phá pass sheet
Sub PasswordBreaker()
If ActiveSheet.ProtectContents = False Then
MsgBox "Sheet '" & ActiveSheet.Name & "' is unprotected!", vbInformation Else
If MsgBox("Sheet '" & ActiveSheet.Name & "' is protected, you want to unprotect it?", _
vbYesNo + vbQuestion, "Unprotect Active Sheet") = vbNo Then Exit Sub Dim i As Integer, j As Integer, k As Integer
Dim l As Integer, m As Integer, n As Integer Dim i1 As Integer, i2 As Integer, i3 As Integer Dim i4 As Integer, i5 As Integer, i6 As Integer On Error Resume Next
For i = 65 To 66: For j = 65 To 66: For k = 65 To 66 For l = 65 To 66: For m = 65 To 66: For i1 = 65 To 66 For i2 = 65 To 66: For i3 = 65 To 66: For i4 = 65 To 66 For i5 = 65 To 66: For i6 = 65 To 66: For n = 32 To 126 ActiveSheet.Unprotect Chr(i) & Chr(j) & Chr(k) & _ Chr(l) & Chr(m) & Chr(i1) & Chr(i2) & Chr(i3) & _ Chr(i4) & Chr(i5) & Chr(i6) & Chr(n)
Next: Next: Next: Next: Next: Next Next: Next: Next: Next: Next: Next
If ActiveSheet.ProtectContents = False Then MsgBox "Sheet '" & ActiveSheet.Name & "' is unprotected!", vbInformation