Thank U Georgi for quick reply but i am using Version 9 and i think the filtering event is not triggering. Could u pls help me if it works differently for version 9.

 <igx-grid

    #grid

    [data]="data"

    [primaryKey]="'ProductID'"

    [autoGenerate]="false"

    height="600px"

    width="100%"

    [allowFiltering]="true"

    [filterMode]="'excelStyleFilter'"

    (filtering)="filtering($event)"

  >

Hello Viktor,

I have a query where i am using igx tree grid and the parent id has 3 children and one of the children has 3 sub-children ids. Now the sub-child has to access the parent id. Is there a way to do so?

Helli Viktor,

Can u reply to my query?

Hi Viktor,

On Click of expansion indicator, we call getData() method does it take  primary key by logic?

Please reply ASAP!!

Hi Viktor,

Please find the attached sample: https://stackblitz.com/edit/angular-igx-load-on-demand-qd9feu?file=src%2Fapp%2Ftree-grid%2Ftree-grid-load-on-demand-sample%2Ftree-grid-load-on-demand-sample.component.html

Click on Get Data to get grid data.

Issue: Casey Houston has children records i.e. Gilberto Todd that has 3 children. Now if i click on the expansion indicator of Gilberto Todd of child Gilberto than expansion indicator for another Gilberto is missing. 

Please help to resolve the issue.

Thanks.

Is there any progress yet w.r.t. my query. Please respond.