rem: supprime_operation ( gsb_account_get_current_transaction (compte_courant) );
add: gsb_transactions_list_delete_transaction ( gsb_account_get_current_transaction (gsb_account_get_current_account ()) );
context: gboolean gsb_transactions_list_key_press ( GtkWidget *widget,					   GdkEventKey *ev ){    switch ( ev -> keyval )    {	case GDK_Return :		/* entrée */	case GDK_KP_Enter :	    edition_operation ();	    break;	case GDK_Up :		/* touches flèche haut */	case GDK_KP_Up :	    gsb_transactions_list_current_transaction_up ( compte_courant );	    break;	case GDK_Down :		/* touches flèche bas */	case GDK_KP_Down :	    gsb_transactions_list_current_transaction_down ( compte_courant );	    break;	case GDK_Delete:		/*  del  */	    supprime_operation ( gsb_account_get_current_transaction (compte_courant) );	    break;	case GDK_P:			/* touche P */	case GDK_p:			/* touche p */	    if ( ( ev -> state & GDK_CONTROL_MASK ) == GDK_CONTROL_MASK )		p_press ();	    break;	case GDK_r:			/* touche r */	case GDK_R:			/* touche R */	    if ( ( ev -> state & GDK_CONTROL_MASK ) == GDK_CONTROL_MASK )		r_press ();	    break;    }    return TRUE;}