constructor()

in docs-content/examples-source/material/tree/tree-loadmore/tree-loadmore-example.ts [111:128]


  constructor(private _database: LoadmoreDatabase) {
    this.treeFlattener = new MatTreeFlattener(
      this.transformer,
      this.getLevel,
      this.isExpandable,
      this.getChildren,
    );

    this.treeControl = new FlatTreeControl<LoadmoreFlatNode>(this.getLevel, this.isExpandable);

    this.dataSource = new MatTreeFlatDataSource(this.treeControl, this.treeFlattener);

    _database.dataChange.subscribe(data => {
      this.dataSource.data = data;
    });

    _database.initialize();
  }