Gridview rowupdating event in asp net c
Gridview rowupdating event in asp net c - dating two men friends
Note A common mistake that a lot of people do is that they perform a databind each and every-time the Page_Load method is called.
You can see most of the articles and tutorials in many websites teach you the way to bind a Grid View control to the database with some Data Source controls such as SQLData Source, Object Data Source, Access Data Source and even XMLDatasource. There are multiple ways in which one can get the data from the current row that is being edited in a Grid View. Using "Extract Values From Cell": This is an easy way to get all the values from the current row. In my case this was happening because I was binding to a List of custom objects.The secret lies in the event handlers–in this case, the Row Updating event handler. Grid View Update Event Args object that is passed in. This page contains copyright material from //blog.and you have no rights to copy and paste the full text into your own blog even if you have written permission to the contrary. Using the Row Updating handler, we can do whatever we want. What the line of code says is “cancel any other update processing that may have happened after this event gets called.” From here on out, you’ll need to retrieve the values from your edit controls manually using the Find Contro By ID() method I demonstrated on Monday and updating the database using code. – For a while now I’m trying to figure out why my method, triggered by the Grid View. However, most of the real world cases call for validating the data being edited or deleted. Drag and drop an SQL Data Source control on the web form.
There can be several approaches taken for validating data. For our example we are going to use Customers table of Northwind database. Open its smart tag and choose "Configure Data Source" option to start Configure Data Source wizard.Welcome to the Coding Forums, the place to chat about anything related to programming and coding languages.Please join our friendly community by clicking the button below - it only takes a few seconds and is totally free.Obviously the simplest method is to use Data Key Names on the Grid View and then you should have the data in your Grid View Update Event Args as part of e. (In the following example, I cast to a Check Box as I know I have a checkbox at the col Index You Are Interested In - you should cast to whatever control you have in that column). As the values are inserted into an Ordered Dictionary - you can use the field names to access the changed data 2.Simple Insert, Select, Edit, Update and Delete in Asp. – The above block of codes in Row Updating event, finds the control in the Grid View, takes those values in pass it to the Customers Cls class Update method.