The last lesson presents the new Dynamic Data features of ASP.NET that allow you to easily create websites for working with the create, read, update, and delete (CRUD) operations of an entire data model that exists as either a Data Context (such as LINQ to SQL) or an Object Context (such as LINQ to Entities).
The detailsview fired event itemupdating datingbooksformen com
You can choose the most appropriate combination of data fields to render each piece of information conveniently.
The default set of data fields includes templated, image checkboxes, and hyperlink fields.
To clarify this take a look into what's happen on the Item Updating event, if we checked the e. Keys collection before we set the Name filed as read-only filed we will find that this collection contains two Items: The Details View will not pass the read-only fields to the underlying data source and this is not an issue Details View designed like this.
Take a look to Handle Update method in the Details View control using reflector and you will find it does not include Read-only fields when extracting values from fields.
To complete the lessons in this chapter, you should be familiar with developing applications with Microsoft Visual Studio 2010 by using Microsoft Visual Basic or Microsoft Visual C#.
In addition, you should be comfortable with all of the following: REAL WORLD: Mike Snell Not all applications require developers to write custom, abstracted data layers and reusable frameworks.Do I have to call the Change Mode() method in the Mode Changing event handler? I can see the mode in the process of changing, because my Mode Changing handler gets called, but then the Mode Changed handler never gets called.- Mark Hi Mark, I had a look at the Form View control's code, and it seems Mode Changed event is only raised when formview is bound to a datasource control (i.e. See it for yourself: private void Handle New() Unfortunatelly, you have to handle Mode Changing event and call Change Mode() manually with e.New Mode argument: protected void fv_Mode Changing(object sender, Form View Mode Event Args e) Done.-- Milosz "Mark Olbert" wrote: I'm trying to understand how to respond to mode changing events in a Form View control.The second lesson in this chapter demonstrates how you can bind to data to allow users to interact with it.