There are multiple ways to create design-time data in XAML applications. In Windows Presentation Foundation, Silverlight and Windows Phone, Blend offers a way to create design-time data with the Data tab and the New Sample Data menu, as shown in Figure 1.
Does design-time data binding work with WPF/Silverlight User Controls?
There are a fair amount of articles on the net that describe how to use the design-time data binding while working with WPF/Silverlight Windows and Pages. However, those methods do not directly apply when one designs a user control. This tip describes a trick to make design-time data binding working even for user controls.
How do I bind design-time data in Visual Studio 2010?
Visual Studio 2010 introduced support for design-time data binding in its Designer view. To use it, all one needs is to include into a Window, a Page, or a User Control XAML file a couple of additional namespaces… …and a number of new design-time attributes become available for use.
How does the MVVM pattern work?
The MVVM pattern makes easier to support this scenario, thanks to the separation of layers provided by the pattern and the dependency injection approach: it’s enough to swap in the dependency container the service which provides the real data of the app with a fake one, which creates a set of static sample data.
Should I explicitly use MVVM as the architecture of a WPF application?
There is nothing wrong with either approach, but in this article, I examine the benefits of explicitly using MVVM as the architecture of a WPF application. The names of certain classes include well-known terms from the MVVM pattern, such as ending with “ViewModel” if the class is an abstraction of a view.
What are the different tiers in a WPF application?
Presentation Tier – The client WPF application (View + View Models) Logic Tier server – Model + Business Logic Layer + Data Access Layer Data Tier server – The database server
What makes WPF design patterns so useful?
Two other features of WPF that make this pattern so usable are data templates and the resource system. Data templates apply Views to ViewModel objects shown in the user interface. You can declare templates in XAML and let the resource system automatically locate and apply those templates for you at run time.
How do I make design-time data binding work for user controls?
This tip describes a trick to make design-time data binding working even for user controls. Visual Studio 2010 introduced support for design-time data binding in its Designer view. To use it, all one needs is to include into a Window, a Page, or a User Control XAML file a couple of additional namespaces…
What is DataContext in WPF?
Sample Data in the WPF and Silverlight Designer The most important of the design-time attiributes is d:DataContext. It can be set for any FrameworkElement and specifies the design-time DataContext for a control and its children.
