Yony, proba con la sgte:
'--------------------------------------------------------------------------------------------
'----En un módulo:
Declare Function CreateRoundRectRgn Lib "gdi32" (Byval X1 as long, ByVal Y1 As Long, ByVal X2 As Long, ByVal Y2 as long, ByVal X3 As Long, ByVal Y3 as long) As Long
Declare Function SetWindowRgn Lib "user32" (ByVal hWnd As Long, ByVal hRgn As Long, ByVal bRedraw As Boolean) As Long
para ejecutar:
'----------------------------------------------------------------------------------------------
'---Código del form -----------
dim a as long: dim b as long: dim c as long
'----------------------------------------------------
'---- en el load del form agregar lo sgte:
'----------------------------------------------------
a=Width\Screen.TwipsPerPixelX
b=Height\Screen.TwipsPerPixelY
c=CreateRoundRectRgn(0,0,a,b,64,64)
SetWindowRgn Me.hWnd, c, 1
'------------------------------------------------------
Esto te va a redondear las esquinas del formulario sin importar el ancho y alto del mismo...
Saludos
