Namely, each field in the Grid View or Details View is rendered in its editing interface; Bound Fields display a Text Box control while Check Box Fields display an enabled checkbox.Moreover, a Command Field is added, which displays the Edit, Update, and Cancel buttons, as needed.Before starting you need to know about our database tables. relationship between those tables, where a Genre can have many reviews attached and a review must be bind to only one Genre.If you want to follow along with this post, at the bottom of the page you can download the project we will create (as always), where you can find attached the SQL script you need to create the database and it’s tables. In Visual Studio 2012 create a new web site, choosing the Empty ASP. Name the site Entity Framework’s approach to create the classes automatically.
In "edit mode" every Label is going to be switched with Text Box.The Grid View and Details View controls offer built-in editing functionality that can be turned on with the tick of a checkbox.Without writing a line of declarative markup or server-side source code, the page developer gets a decent out of the box editing interface.Right click your web site and add a new item named Movie Entities of type ADO. Click add and then press OK if prompted to create App_Code folder in your solution automatically.Continue by selecting Generate from database option and make sure you configure your SQL Server connection properly so it points to the right Movie Store database.To configure the Data Source control to handle insert, update and delete click “Advanced...” button. Click “Configure List View...” option as seen in the above figure to choose the display Layout for the List View.Choose a display layout, I have selected “Grid” in our example, as seen in the below figure. Drag a List View control inside a webform as we did in previous section. Also, this is a great resource for people coming into the list view. Is Post Back) in the datapaging prerender or you may get this error The control collection cannot be modified during Data Bind, Init, Load, Pre Render or Unload phases.While the List View control provides editing support, it requires a bit more work from the page developer to get it going.The reason is because the List View is defined by templates whereas the Grid View and Details View are defined by fields.In Grid View, the Edit/Update/Delete feature is an inbuilt one and can be achieved without writing a line of code with the help of Data Source controls.Likewise, the List View control also have inbuilt Edit/Update/Delete feature and additionally, insert feature is also introduced as an inbuilt one.