How to add design-time binding using D:datacontext in Windows phone

"The question of the proposed"

In the development process, we often encounter the effect of the UI students to translate the rendering of the actual page, and in this process, most of the time blend and other design tools by default do not provide good visual support.

For a simple example, let's say:

A very simple page, inside longlistselector binding to the ViewModel DataList above DataList definition is as follows:

Very simple logic, so what do we do when we design itemtemplete?

Not mistaken, in most cases our page except the title is Dark One (this example does not even have the title =. =), because no data is loaded at this time (the actual DataList data may come from the server)

Here's our key.

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