for win8， a sample for picking a/some file/files from anywhere.

File picker\C#\App.xaml
...........\..\App.xaml.cs
...........\..\FilePickerSample.csproj
...........\..\FilePickerSample.sln
...........\..\images\microsoft-sdk.png
...........\..\......\placeholder-sdk.png
...........\..\......\smallTile-sdk.png
...........\..\......\splash-sdk.png
...........\..\......\squareTile-sdk.png
...........\..\......\storeLogo-sdk.png
...........\..\......\tile-sdk.png
...........\..\......\windows-sdk.png
...........\..\light_generic.xaml
...........\..\MainPage.xaml
...........\..\MainPage.xaml.cs
...........\..\Package.appxmanifest
...........\..\.roperties\AssemblyInfo.cs
...........\..\SuspensionManager.cs
...........\.++\App.xaml
...........\...\App.xaml.cpp
...........\...\App.xaml.h
...........\...\cppsamplesutils.h
...........\...\FilePickerSample.sln
...........\...\FilePickerSample.vcxproj
...........\...\images\microsoft-sdk.png
...........\...\......\placeholder-sdk.png
...........\...\......\smallTile-sdk.png
...........\...\......\splash-sdk.png
...........\...\......\squareTile-sdk.png
...........\...\......\storeLogo-sdk.png
...........\...\......\tile-sdk.png
...........\...\......\windows-sdk.png
...........\...\light_generic.xaml
...........\...\MainPage.xaml
...........\...\MainPage.xaml.cpp
...........\...\MainPage.xaml.h
...........\...\Package.appxmanifest
...........\...\pch.cpp
...........\...\pch.h
...........\description\3b2e88b91d2b1d913ce36ac8e98b2e4f-bee4a80ab43b05dc5ef484b2f1f0ff8d-RequestReducedStyle.css
...........\...........\58624bba6f9a865ff785e54bad2a962f-84c43e7f5984ca7fc54014ec8acd75e8-RequestReducedStyle.css
...........\...........\descriptionframe.html
...........\...........\offline.js
...........\description.html
...........\JavaScript\base-sdk.js
...........\..........\css\base-sdk.css
...........\..........\...\program.css
...........\..........\default.html
...........\..........\FilePickerSample.sln
...........\..........\FilePickerSample.wwaproj
...........\..........\images\microsoft-sdk.png
...........\..........\......\placeholder-sdk.png
...........\..........\......\smallTile-sdk.png
...........\..........\......\splash-sdk.png
...........\..........\......\squareTile-sdk.png
...........\..........\......\storeLogo-sdk.png
...........\..........\......\tile-sdk.png
...........\..........\......\windows-sdk.png
...........\..........\package.appxmanifest
...........\..........\program.js
...........\..........\winjs\css\ui-dark.css
...........\..........\.....\...\ui-light.css
...........\..........\.....\js\animations.js
...........\..........\.....\..\base.js
...........\..........\.....\..\binding.js
...........\..........\.....\..\controls.js
...........\..........\.....\..\res.js
...........\..........\.....\..\ui.js
...........\..........\.....\..\uicollections.js
...........\..........\.....\..\wwaapp.js
...........\license.rtf
...........\JavaScript\winjs\css
...........\..........\.....\js
...........\C#\images
...........\..\Properties
...........\.++\images
...........\JavaScript\css
...........\..........\images
...........\..........\winjs
...........\C#
...........\C++
...........\description
...........\JavaScript
File picker

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