添加项目文件。

PackageManagerAdd/README.txt

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+Add Package Sample
+====================
+This sample demonstrates how to use IPackageManager to install a package.
+
+Prerequisites
+=============
+This sample requires Windows 8.1+.
+This sample requires Visual Studio 12 Ultimate Developer Preview.
+This sample requires the Windows Runtime Software Development Kit.
+
+Sample Language Implementations
+===============================
+C++
+
+Files:
+======
+AddPackageSample.cpp
+
+To build the sample using the command prompt:
+=============================================
+     1. Open the Command Prompt window and navigate to the  directory.
+     2. Type msbuild AddPackageSample.sln.
+
+
+To build the sample using Visual Studio 12 Ultimate Developer Preview (preferred method):
+================================================
+     1. Open File Explorer and navigate to the  directory.
+     2. Double-click the icon for the .sln (solution) file to open the file in 
+     Visual Studio.
+     3. In the Build menu, select Build Solution. The application will be 
+     built in the default \Debug or \Release directory.
+
+
+To Run the sample:
+==================
+     1. Open a command prompt.
+     2. Navigate to the directory containing AddPackageSample.exe 
+     2. Type AddPackageSample.exe "<uri-of-package>" at the command line. 
+     For example, AddPackageSample.exe "file://C|/users/testuser/desktop/testpackage.appx"