Progress bar with timer

hello, i want to create an application where in the select Button i have written a query which will fetch all the datas from a table and show all datas into a datagridview. i want to give a progress bar with a timer control so that progress bar will progress in a way that when whole datas come to the grid progress bar also complete its action. untill whole data is not populated into gridview progress bar will progress.So, timeing of progressbar and data population time in grid has to match. how can i do that, please advice. i am using windows application in dotnet with C# as a language. regards, bhargov