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Cellvalidating event order

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What if someone is able to make a selection without a click event?

There seems to be a non-zero percent chance that this might fire incorrectly in some unforeseen situation.

To copy the code in this topic as a single listing, see How to: Validate Data in the Windows Forms Data Grid View Control.

I need to perform a task whenever the user ordinarily ends edit mode (no matter if the user actually modified the value or not; but not when the user cancels edit mode by pressing ESC) in a Text Box column of a is only set when the user actually changes the value.

The purpose of this tutorial is to show you how to validate data using Rad Grid View. An alternative approach is to use validation on a property level as shown in Example 4.

Rad Grid View exposes a property - Validates On Data Errors - that controls the way the data validation, provided by IData Error Info and INotify Data Error Info Interfaces, is performed. Length When you try to enter an order number that has fewer than five characters, you should see a validation message that is similar to the one in Figure 2. Is Valid property to False, this will cancel the editing process and will return focus to the invalid Grid View Cell. In this case, you need to throw an exception when an incorrect value is about to be set.

But I also need to perform the task when the user ordinarily ends edit mode without having changed anything.

NET, but, not to fear, there are several easy work-arounds that will get the trick done.

Private Sub rad Grid View_Cell Validating(By Val sender As Object, By Val e As Telerik. Attach to the Row Validating event, which is exposed by the Rad Grid View. Grid View Row Validating Event Args) Dim order As Order = Try Cast(e. You can also download runnable projects from our online SDK repository here; the examples are listed under Grid View.

Private Sub rad Grid View_Row Validating(By Val sender As Object, By Val e As Telerik. Although Git Hub is a very well-known platform, we saw a better and easier approach for reviewing our examples in our SDK Samples Browser.

Is there a way to check if edit mode was cancelled inside the these events?

Any other suggestions for events I could register to and/or flags I could check to achieve the desired behaviour?