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So, from the end user's perspective, she clicks the text in a particular column header and the data is sorted by that column.For more information on sorting with the Grid View, along with a downloadable demo, check out the Paging and Sorting Report Data tutorial.The simplest option would be to require the page developer to specify the URLs for these two images. But I also wanted to allow the page developer to have a working Grid View even if she didn't want to spend the time to find up and down arrow images.Therefore, I embedded an up and down arrow image into the properties. Below you will notice that I have placed a Script Manager and an ASP. The following stored procedure is used to Add and Update the records in the database. Net Grid View Control along with a Modal Popup Extender that will be used to Add or Edit the records in the Grid View Control.
For demonstration I have created a database (named Database.mdf) in which we have a table named tbl_Employee.
This arrow provides the user with visual feedback as to what column the data is sorted by, as well as whether the data is sorted in ascending or descending order. I encourage you to still read this article to get an overview of the rationale behind the custom Grid View control and to understand the initial architecture.
Best of all, this functionality is wrapped up in a custom server control, so you can utilize this behavior without having to write any code in your ASP. Be sure to download the source code and the demo application available at the end of this article. After you've finished this article, read Improving the Sort Arrows Grid View Control, which discusses the enhancements in more detail.
In this article we will look at the steps for building such a custom control as well as how to use the control in an ASP. The custom control's complete source code and a demo application are available for download at the end of this article. If you have programmatically bound data to the Grid View, then you will need to create an event handler for the property is toggled.
This functionality enables the Grid View control to provide built-in, bi-directional sorting.
The following diagram depicts the sorting workflow, including the Grid View's assignment of its properties.