c++

[Gert Cuykens]

On Thu, 17 Feb 2005 13:17:51 +0100, Hubert Sokołowski
<h.sokolowski at wsisiz.edu.pl> wrote:
> On Thu, 17 Feb 2005 13:05:43 +0100
> Gert Cuykens <gert.cuykens at gmail.com> wrote:
> 
> > static void callback( GtkWidget *widget, gpointer   data ){
> >     g_print ("Hello again - %s was pressed\n", (gchar *) data);
> > }
> >
> > why do they put () around gchar ?
> > why can it not be gchar *data ?
>
> You should learn some more about programming in C before you start
> writing GTK apps.
> 
> hs

Does anybody want to explain what the () thingies are around gchar * ?