Foro de elhacker.net

Const LWA_COLORKEY = &H1
Const LWA_ALPHA = &H2
Const GWL_EXSTYLE = (-20)
Const WS_EX_LAYERED = &H80000
Private Declare Function GetWindowLong Lib "user32" Alias "GetWindowLongA" (ByVal hWnd As Long, ByVal nIndex As Long) As Long
Private Declare Function SetWindowLong Lib "user32" Alias "SetWindowLongA" (ByVal hWnd As Long, ByVal nIndex As Long, ByVal dwNewLong As Long) As Long
Private Declare Function SetLayeredWindowAttributes Lib "user32" (ByVal hWnd As Long, ByVal crKey As Long, ByVal bAlpha As Byte, ByVal dwFlags As Long) As Long
Private Declare Sub Sleep Lib "kernel32" (ByVal dwMilliseconds As Long)
Private Ret As Long
Private cont2 As Integer

Private Sub Form_Load()
    cont2 = 255
    Ret = GetWindowLong(Me.hWnd, GWL_EXSTYLE)
    Ret = Ret Or WS_EX_LAYERED
    SetWindowLong Me.hWnd, GWL_EXSTYLE, Ret
    Timer1.Interval = 1
    Timer2.Interval = 1
    Timer2.Enabled = False
    Timer1.Enabled = True
End Sub

Private Sub Form_QueryUnload(Cancel As Integer, UnloadMode As Integer)
Cancel = True
Timer2.Enabled = True
End Sub

Private Sub Timer1_Timer()
    Static cont As Integer
    cont = cont + 5
    If cont > 255 Then
        cont = 0
        Timer1.Enabled = False
    Else
        SetLayeredWindowAttributes Me.hWnd, 0, cont, LWA_ALPHA
    End If
End Sub

Private Sub Timer2_Timer()
    cont2 = cont2 - 5
    If cont2 < 0 Then
        Timer2.Enabled = False
        End
    Else
        SetLayeredWindowAttributes Me.hWnd, 0, cont2, LWA_ALPHA
    End If
End Sub