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Unfortunately these dictionaries are only filled out if you are bound to a datasource control :(.So that means when you bind to some raw collection and hook up to the Data Source property then call databind, if you try to handle the delete or update events these dictionaries are going to be empty.Click on the "Advanced" button and check the "Generate INSERT, UPDATE and DELETE statements" checkbox (Figure 3). Now that you have configured the SQL Data Source control let's bind it with a Grid View control. Open its smart tag and configure it as shown in Figure 4.
On the first step of the wizard click on "New Connection" button to open a dialog as shown in Figure 1.
Forgive me for the variation in my code formatting I'm trying to find the right one.
If we look at this event we can see the Grid View nicely packages for us the new values, old values and the keys for the updating row.
Right now you must be asking yourself how can you get those dictionaries filled out just as if you were bound to a Datasource control?
The good news is you CAN do it(this is what this blog post is all about right? This is probably one of the worst things you can do.
By default when the Grid View controls goes in edit mode, it displays Text Boxes for entering values.