async onTreeItemClick(data) {
        const dir = data.root ? "" : data.item.uuid;
        this.state.dir = dir;
        this.table.func.dataRequest({
            dir
        });
    }
// User has clicked a tree item
User has clicked a tree item
User has clicked a tree item
async onTreeItemClick(data) {
        const dir = data.root ? "" : data.item.uuid;
        this.state.dir = dir;
        this.table.func.dataRequest({
            dir
        });
    }
async onTreeItemClick ( data ) { const dir = data . root ? "" : data . item . uuid ; this . state . dir = dir ; this . table . func . dataRequest ( { dir } ) ; }
User has clicked a tree item
User has clicked a tree item