title: create a filter row with textboxes on each column in asp.net gridview
body: <p>I have a asp.net gridview, which i am binding at runtime with a custom List object. I want to add a filter row below the header row on each column and on click of filter button grid data should get filtered based on values written in the filter textboxes. requirement seems weird but this is what client wants. please help with some clue.</p>