File picker contracts sample

This sample shows how an app can provide files, a save location, and real-time file updates to other apps through the file picker by participating in the File Open Picker contract, File Save Picker contract, and Cached File Updater contract, respecti...

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  • OnCachedFileUpdaterActivated is not invoked?
    1 Posts | Last post April 04, 2017
    • The FileSavePicker_SaveToCachedFile.xaml.cs does not work on WP10. OnCachedFileUpdaterActivated gets not invoked. Is there any known issue?
  • Visual Studio support for sample files
    1 Posts | Last post May 13, 2014
    • I am not able to open samples with Visual Studio Professional 2012, Version 4. FW 4.5.51641. This Kind of solution is not supported. 
  • the sample sometime crash while be called frome other App
    1 Posts | Last post May 04, 2012
    • there shows a question dialog, ask to report problem to microsoft, I read the problem is "The Thread tried to read from or write to a virtual address for which it does not have the appropriate access." 
  • Can we build an application that extens the SaveFilePicker dialog?
    3 Posts | Last post April 10, 2012
    • This sample seems to cover the "OpenFilePicker" dialog only. Can we build an application that extens the SaveFilePicker dialog?
    • The File Picker extension is designed to support the picking of files from Windows Metro style apps.  As such, only the FileOpenPicker (and not the FileSavePicker or FolderPicker) are supported. Additional details are located here:
      If you would like your app to be a destination for Windows Metro style apps, you can implement the Share target contract.  Additional details are located here:
    • As a quick update, this sample now covers both the File Open Picker and File Save Picker contracts.  You can find additional details on implementing these contracts here: