How to set focus on a particular row in a datagrid/gridview?

Question

I have a datagrid/gridview. I\'m populating the grid with 10 rows initially. On a button click every time,I\'m keeping on adding 10 rows to the datagrid/gridview. Now I want

Answer 1

Try this, I'm works well with below script snippet in Extjs 4.2.0.

//currentIndex is the index of grid row
var rowElement = this.getView().getRecord(currentIndex);
this.getView().focusRow(rowElement);