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The method essentially binds the Grid View with a Data View.
The Data View supplies all the records from the Employees table.
Here, we store the value of Sort Expression property into a Veiw State variable called sortexpression. Finally, we call Bind Grid() method which will bind sorted version of the Data View with the grid.
We need to access this variable from Bind Grid() method so that our sorting will work correctly under all the circumstances. The following figure shows the Grid View after implementing sorting.
Once you set these properties you will find that the column headers of all the columns for which you specified Sort Expression property appear as clickable link buttons.
Since we are not using data source controls we need to handle the toggling of the sort direction on our own. Add the following code in the Sorting event handler.The following figure shows the Grid View after implementing paging. First of all, you need to set Allow Sorting property of the Grid View to True.Further, you need to set Sort Expression property of the Bound Fields to the name of the column on which you would like to sort the grid.Now add the following code in the Row Canceling Edit event handler.Here, we first retrieve the new values entered in the textboxes.