jqwidgets-scripts-custom/demos/Angular/treegrid/dataprinting/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'"
             [width]="getWidth()"
             [source]="dataAdapter"
             [sortable]="true"
             [exportSettings]="{fileName: null}"
             [columns]="columns"
             [ready]="ready"
             #TreeGrid>
</jqxTreeGrid>

<div style="margin-top: 20px;">
  <div style="float: left; margin-left: 10px;">
    <jqxButton [theme]="'material'" #print [width]="80" (onClick)="printClick()">Print</jqxButton>
  </div>
</div>