int header = OS.gtk_clist_get_column_widget (handle, 0); if (header == 0) return 0; GtkRequisition req = new GtkRequisition(); OS.gtk_widget_size_request(header, req); return req.height;
OS.gtk_widget_size_request(handle, new GtkRequisition()); return OS.GTK_CLIST_COLUMN_TITLE_AREA_HEIGHT(handle);
public int getHeaderHeight () {	checkWidget ();	//  Gtk returns height of 1 when the header is not visible 	if ( !OS.GTK_CLIST_SHOW_TITLES (handle) ) return 0;	int header = OS.gtk_clist_get_column_widget (handle, 0);	if (header == 0) return 0;	GtkRequisition req = new GtkRequisition();	OS.gtk_widget_size_request(header, req);	return req.height;}