Re: passing 3 widgets as parameters to g_signal_connect

[Russell Shaw <rjshaw netspace net au>]

Leslie Harlley Watter wrote:
> Hi Andrei,
>
> Thanks for the answer, but it only changes the error.
>
> Now I get:
>
> warning: assignment discards qualifiers from pointer target type
>
> Ah, BTW I'm using 
>
> gcc -o calc main.c `pkg-config --cflags --libs gtk+-2.0`
> main.c: In function `on_vezes_clicked':
> main.c:217: warning: assignment discards qualifiers from pointer target type
> main.c:218: warning: assignment discards qualifiers from pointer target type
>
>
> ---------------------
> void
> on_vezes_clicked                       (GtkButton       *button,
>                                         gpointer         user_data)
> {
>
>   CALC *elem;
>   (CALC *) elem = user_data;

  elem=(CALC*)user_data;

  G_CONST_RETURN gchar *oper1,*oper2;

>   oper1 = gtk_entry_get_text(GTK_ENTRY(elem->op1));
>   oper2 = gtk_entry_get_text(GTK_ENTRY(elem->op2));
>   ...
>   ires = iope1 * iope2;

  gchar result[80];

>   sprintf(result,"%4d", ires);

  g_snprintf(result,80,"%4d",ires);

>  /* Here I get A Segfault  :( */  
> gtk_entry_set_text(GTK_ENTRY(elem->res), result);
>
> }
> --------------------------------
>
>
> > ) oper1 = gtk_wentry_get_text (GTK_ENTRY (elem->op1));
> > ) oper2 = gtk_wentry_get_text (GTK_ENTRY (elem->op2));
>
>
>
> Cheers,
>
> LEslie