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Filtering Entity Framework Collections in Master-Detail Forms
16 July 09 05:18 PM

Last post I talked about how to get WPF data binding to work with master-detail entity collections. I had a couple readers ask me how they could filter the child collection instead of bringing them all down so in this post I’d like to show how you could Read More...

Postedby Beth Massi | 2 Comments    

Filed under: WPF, LINQ, VS2008, DevCenter, Article, Entity Framework

Using the WPF ObservableCollection with EF Entities
08 May 09 03:29 PM

The ObservableCollection is a special WPF collection that provides proper notifications to the UI when items are added, removed, or the list is refreshed because it implements INotifyCollectionChanged . It’s common to use this collection (or inherit from Read More...

Postedby Beth Massi | 12 Comments    

Filed under: Visual Basic, WPF, LINQ, VS2008, DevCenter, Article, Data, Entity Framework

Data Binding WPF Lookup Combobox Values to EF Entities
30 April 09 07:57 AM

It’s extremely common to have to hook up lookup tables on your data entry forms in order to populate foreign keys in a database. I’ve talked about how to do this in Winforms and WPF with Datasets and LINQ to SQL before: How Do I: Create a Lookup Combobox Read More...

Postedby Beth Massi | 5 Comments    

Filed under: Visual Basic, WPF, LINQ, VS2008, DevCenter, Article, Data, Entity Framework

ADO.NET Data Services - Intercepting Queries and Adding Validation
21 January 09 08:53 PM

Last few posts I've been building a WPF client against ADO.NET Data Services, if you missed them: Using ADO.NET Data Services ADO.NET Data Services - Building a WPF Client ADO.NET Data Services - Enforcing FK Associations and a Fix for Deleting Entities Read More...

Postedby Beth Massi | 6 Comments    

Filed under: Visual Basic, WPF, LINQ, DevCenter, Article, Data, N-tier, Entity Framework, ADO.NET Data Services

MSDN Magazine - Dynamic Data Entry With XML Literals
01 October 08 06:49 PM

Check out the latest news on the VB Dev Center . I'm finally headlining myself ;-) I'm in the October issue of MSDN Magazine . I've been managing the content for the Basic Instincts column for a little over a year now where we rotate writers from the Read More...

Postedby Beth Massi | 11 Comments    

Filed under: Visual Basic, WPF, LINQ, Community, Article, XML, Data

Dynamic Data Entry with WPF and LINQ
24 June 08 03:29 PM

In my last post on this subject I explored creating WPF UI's dynamically using XML literals. The one part that bugged me a bit was that even though the UI was dynamic, we were using a fixed object model of our customer (using LINQ to SQL classes). I wanted Read More...

Postedby Beth Massi | 22 Comments    

Filed under: Visual Basic, WPF, LINQ, DevCenter, Article, XML

Dynamic UI with WPF and LINQ
12 June 08 04:51 PM

Lately I've been getting my hands deep into WPF with my line-of-business (LOB)/data-based application mind set. I'm taking a different approach to the technology resisting the urge to put on my amateur-designer hat and instead purely focus on data, data-binding, Read More...

Postedby Beth Massi | 42 Comments    

Filed under: Visual Basic, WPF, LINQ, DevCenter, Article, XML