static gboolean efhd_bar_scroll_event(GtkWidget *w, GdkEventScroll *event, EMFormatHTMLDisplay *efhd) { //boolean ret; /* Emulate the scroll over the attachment bar, as if it is scrolled in the window. It doesnt go automatically since the GnomeIconList is a layout by itself g_signal_emit_by_name (gtk_widget_get_parent((GtkWidget *)efhd->formathtml.html), "scroll_event", event, &ret);*/ if(event->direction == GDK_SCROLL_UP) { gtk_html_zoom_in(((EMFormatHTML *) efhd)->html); return TRUE; } else if(event->direction == GDK_SCROLL_DOWN) { gtk_html_zoom_out(((EMFormatHTML *) efhd)->html); return TRUE; } }