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Using Windows Presentation Foundation in Office Clients
10 August 09 05:31 PM

I was cleaning up my desk today and in the piles of mail and gobs of paper I found the SDN Magazine “Women in Technology” issue 101 that featured an article I wrote that was released in print back in May. Well, I just noticed today that near the end of Read More...

Postedby Beth Massi | 5 Comments    

Filed under: WPF, VS2008, DevCenter, Article, XML, Office, ADO.NET Data Services, VSTO, OBA

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

Master-Detail Data Binding in WPF with Entity Framework
14 July 09 04:24 PM

Today I thought I would talk about a really common scenario in data applications, creating a master-details (one-to-many) data entry form. I’ve written about WPF data binding and Entity Framework a lot in the past: Posts: Master-Details with Entity Framework Read More...

Postedby Beth Massi | 11 Comments    

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

Implementing Validation in WPF on Entity Framework Entities
07 July 09 05:14 PM

I’ve blogged before about implementing validation on LINQ to SQL classes as well as how to customize the display of error messages in WPF . In this post I want to show how you can use these same techniques to validate entities coming from the Entity Framework Read More...

Postedby Beth Massi | 13 Comments    

Filed under: Visual Basic, WPF, 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 | 11 Comments    

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

Notifying the UI when Entity References Change in Lookup Comboboxes
04 May 09 07:51 PM

Last week I wrote about how to data bind WPF lookup comboboxes to entities returned from the Entity Framework. I described that the key to this type of binding is setting the SelectedItem to the object reference itself on the navigation property instead Read More...

Postedby Beth Massi | 6 Comments    

Filed under: Visual Basic, WPF, 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

OBA Part 4 - Building an Excel Client against LOB Data
08 March 09 03:45 PM

In my last few app building posts we've been building a simple Office Business Application (OBA) for the new Northwind Traders. If you missed them: OBA Part 1 - Exposing Line-of-Business Data OBA Part 2 - Building and Outlook Client against LOB Data OBA Read More...

Postedby Beth Massi | 2 Comments    

Filed under: Visual Basic, WPF, DevCenter, Article, Office, ADO.NET Data Services, VSTO, OBA

OBA Part 2 - Building an Outlook Client against LOB Data
07 February 09 02:36 PM

In the last couple posts we've been talking about an Office Business Application (OBA) architecture for the new Northwind Traders and how to expose line-of-business (LOB) data , in our case the Northwind SQL database, using ADO.NET Data Services . Today Read More...

Postedby Beth Massi | 9 Comments    

Filed under: Visual Basic, WPF, VS2008, DevCenter, Article, Office, ADO.NET Data Services, VSTO, OBA

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

ADO.NET Data Services - Building a WPF Client
15 January 09 08:30 PM

In my last post I introduced ADO.NET Data Services and how you can easily expose your data model via RESTful services that support the basic CRUD (Create,Retrieve,Update,Delete) operations. Basic CRUD database operations map well to the familiar HTTP Read More...

Postedby Beth Massi | 11 Comments    

Filed under: Visual Basic, WPF, VS2008, DevCenter, Article, Data, N-tier, ADO.NET Data Services

Formatting Data in WPF Controls
12 December 08 04:32 PM

One of the basic things that we need to do as business application developers is to make sure that data being displayed to a user makes sense to them and that they know what type of data something is when they are making edits. In every business application Read More...

Postedby Beth Massi | 19 Comments    

Filed under: Visual Basic, WPF, DevCenter, Article, Data

Loading Data and Binding Controls in WPF with CollectionViewSource
07 November 08 09:47 AM

When designing WPF Windows with data (or as I usually refer to them WPF "Forms") we have many options on how we want to load the data and bind our controls. Depending on where the data is coming from and how it's being used there are a lot of Read More...

Postedby Beth Massi | 11 Comments    

Filed under: Visual Basic, WPF, VS2008, DevCenter, Article

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

Editing Tabular Data in WPF - Building a WPF Grid
15 September 08 07:12 PM

In my last post on WPF I showed how you could use a Winforms DataGridView on a WPF form in order to edit data in a tabular style. Today I'll show you how you can customize the WPF ListView in order to edit data without having to use any Winforms controls Read More...

Postedby Beth Massi | 16 Comments    

Filed under: Visual Basic, WPF, VS2008, DevCenter, Article, Data