jqwidgets-scripts-custom/demos/Angular/treegrid/aggregates/src/app/app.component.html

jQWidgets is an advanced jQuery, Angular 7, Vue, React, ASP .NET MVC, Custom Elements and HTML5 UI framework.

<jqxTreeGrid [theme]="'material'" style="color: red"
             [width]="getWidth()" 
             [height]="400" 
             [source]="dataAdapter"
             [pageable]="true"
             [pageSize]="25"
             [showAggregates]="true"
             [showSubAggregates]="true"
             [aggregatesHeight]="70"
             [sortable]="true"
             [columns]="columns"
             [ready]="ready"
             #TreeGrid>
</jqxTreeGrid>