[Lazarus] GTK2 behaviors

[Paul Ishenin]

Kjow wrote:
>    window :=  gtk_window_new (GTK_WINDOW_TOPLEVEL); ------> it returns
> PGtkWidget, not PGtkWindow
>   
All gtk_something_new() return PGtkWidget. Just typecast it: 
PGtkWindow(gtk_window_new())

Best regards,
Paul Ishenin.