rem: node = gtk_ctree_node_nth ( arbre_categ, GTK_CLIST(arbre_categ) -> focus_row ); gtk_ctree_select ( arbre_categ, node ); gtk_ctree_expand ( arbre_categ, node );
add: node = gtk_ctree_node_nth ( GTK_CTREE(arbre_categ), GTK_CLIST(arbre_categ) -> focus_row ); gtk_ctree_select ( GTK_CTREE(arbre_categ), node ); gtk_ctree_expand ( GTK_CTREE(arbre_categ), node );
context: gboolean keypress_category ( GtkWidget *widget, GdkEventKey *ev, gint *no_origine ){  GtkCTreeNode *node;  if ( ev->keyval == GDK_Return ||        ev->keyval == GDK_KP_Enter )    {       node = gtk_ctree_node_nth ( arbre_categ, GTK_CLIST(arbre_categ) -> focus_row );      gtk_ctree_select ( arbre_categ, node );      gtk_ctree_expand ( arbre_categ, node );       expand_selected_category ();    }  return FALSE;}