Here is how you can install MVVM Light Toolkit via NuGet in an easy way using only Visual Studio.
Step1. Create a new Widows Phone Application Project
Step2. If you have not used NuGet before then go to VisualStudio Tools-> ExtentionManager as demonstrated below:
Step3.Go to "Online Gallery" tab and type "nuget" in the search box. Next install "NuGet Package Manager" as demonstrated below:
Step4. After you have installed the NuGet Package Manager just right-click the References folder in your project and from the context menu select the "Manage NuGet Packages.." option:
Step5-a. A new window will appear where you can search for a particular package. So just start typing "mvvm light" in the search box and you should see the "MVVM Light" package on top. Next press install.
Step5-b: Alternatively you can Installing he "MVVM Light" package using the command line:
Just go to View ->Other Windows -> Package Manager Console:
Next type the following code in the console:
PM> Install-Package MvvmLight
Step6. After the installation has finished you should see the following:
Step7. That was all. You will notice that your project now references the MVVM Light assemblies and a new View Model folder has been automatically added to your project. Your project is now set up and you are ready to start using the MVVM Light in your application. A ViewModelLocator is also added to your project and included it in App.xaml.
Step8. Later if you would like to update to the latest version of MVVM Light, you can use the following NuGet command:
PM> Update-Package MvvmLight
That was all about how to install "MVVM Light Toolkit" via NuGet. I hope that the tip was helpful.
原文链接：http://windowsphonegeek.com/tips/How-to-install-MVVM-Light-Toolkit-via-NuGet