If the last row is unknown, then leave blank (undefined, null or -1). If it is, we set it as the root element. Regardless of which navigation technique you . An API of Ice and Fire (an unofficial, community-built API for Game of Thrones) will be used to list houses from the book series and provide information . For instance if we only wanted to allow rows where the data.country property is the 'United States' we could implement the following: Note that in the above example we have also included an optional checkbox to help highlight which rows are selectable. This is because the grid is waiting to see what the ID is of the row to be loaded. Add a sort or filter to the Year column. How can a GPS receiver estimate position faster than the worst case 12.5 min it takes to get ionospheric model parameters? ins.style.height = container.attributes.ezah.value + 'px'; So from a UX point of view, it is good to have a small progress spinner as soon you reach the end of the scroll and your app is fetching new items. It provides tools for looping over a lists that only render elements when they are visible in the viewport, preventing lag an janky-ness in the browser. To add the Angular CDK virtual scroller, we first need to include the ScrollingModule in our app.module.ts file. It is also possible to specify which rows can be selected via the gridOptions.isRowSelectable(node) callback function. if you want to look at a different set of data. Thanks in advance! We also add a bit of styling to fix the list height. This breaks how infinite scrolling works and is not supported. Angular Bootstrap 5 Infinite scroll. Asking for help, clarification, or responding to other answers. You specify the datasource as a grid In case of Infnite Scrolling ,the request for the next set of records will be made only when scroll bar reaches bottom of th grid and fires request to load the next set of records. Select the Web API template. The grid cannot do sorting or filtering for you, as it does not have all of the data. Any column can be sorted by clicking the header. Where should I put