xmlns:my="clr-namespace:Microsoft.Live.Controls;assembly=Microsoft.Live.Controls"

<!--LayoutRoot is the root grid where all page content is placed-->

   <Grid x:Name="LayoutRoot" Background="Transparent">

       <Grid.RowDefinitions>

           <RowDefinition Height="Auto"/>

           <RowDefinition Height="*"/>

       </Grid.RowDefinitions>

       <Image x:Name="cameraImage" Height="400" Width="480" />

       <!--Button StackPanel to the right of viewfinder>-->

       <Grid x:Name="ContentPanel" Grid.Row="1" Grid.Column="1" Margin="12,0,12,0">

           <StackPanel>

               <Button x:Name="btnShowCamera" Content="Show Camera"  FontSize="26" FontWeight="ExtraBold" Height="75" Click="btnShowCamera_Click" />

               <!--CHANGE ClientId to your own client ID. Leave the rest the same-->

               <my:SignInButton Name="btnSignIn"/>

               <Button x:Name="btnBackup" Click="btnBackup_Click" Content="Backup" IsEnabled="False" />

               <TextBlock x:Name="tbDate" TextWrapping="Wrap" Margin="12, 30, 12, 12"/>

           </StackPanel>

       </Grid>

       <!--Used for debugging >-->

       <TextBlock Height="40" HorizontalAlignment="Left" Margin="8,428,0,0" Name="tbDebug" VerticalAlignment="Top" Width="626" FontSize="24" FontWeight="ExtraBold" />

   </Grid>

       private LiveConnectClient client = null;

       private LiveConnectSession session = null;

       private string strSkyDriveFolderName = "IsolatedStorageFolder"; // The folder name for backups

       private string strSkyDriveFolderID = string.Empty;              // The id of the folder name for backups

       private string fileID = null;                                   // The file id of your backup file

       private IsolatedStorageFileStream readStream = null;            // The stream for restoring data

       private string fileName = "MyAppBackup.jpg";                    // Backup name for the capture image.  

           btnSignIn.ClientId = "00000000480E7666";

           btnSignIn.Scopes = "wl.basic wl.signin wl.offline_access wl.skydrive_update";

           btnSignIn.Branding = BrandingType.Windows;

           btnSignIn.TextType = ButtonTextType.SignIn;

           btnSignIn.SessionChanged += btnSignIn_SessionChanged;

private void btnSignIn_SessionChanged(object sender, LiveConnectSessionChangedEventArgs e)

       {

           // If the user is signed in.

           if (e.Status == LiveConnectSessionStatus.Connected)

           {

               session = e.Session;

               client = new LiveConnectClient(e.Session);

               // Write message to the UI thread.

               UpdateUIThread(tbDebug, "Accessing SkyDrive...");

               // Get the folders in their skydrive.

               client.GetCompleted +=

                   new EventHandler<LiveOperationCompletedEventArgs>(btnSignin_GetCompleted);

               client.GetAsync("me/skydrive/files?filter=folders,albums");

           }

           else  // Otherwise the user isn't signed in.

           {

               // Write message to the UI thread.

               UpdateUIThread(tbDebug, "Not signed in.");

               client = null;

           }

       }

       /// <summary>

       /// Event for if the user just logged in.

       /// </summary>

       /// <param name="sender"></param>

       /// <param name="e"></param>

       void btnSignin_GetCompleted(object sender, LiveOperationCompletedEventArgs e)

       {

           if (e.Error == null)

           {

               // Write message to the UI thread.

               UpdateUIThread(tbDebug, "Loading folder...");

               // Check all the folders in user's skydrive.

               Dictionary<string, object> folderData = (Dictionary<string, object>)e.Result;

               List<object> folders = (List<object>)folderData["data"];

               // Loop all folders to check if the isolatedstoragefolder exists.

               foreach (object item in folders)

               {

                   Dictionary<string, object> folder = (Dictionary<string, object>)item;

                   if (folder["name"].ToString() == strSkyDriveFolderName)

                       strSkyDriveFolderID = folder["id"].ToString();

               }

               // If the IsolatedStorageFolder does not exist, create it.

               if (strSkyDriveFolderID == string.Empty)

               {

                   Dictionary<string, object> skyDriveFolderData = new Dictionary<string, object>();

                   skyDriveFolderData.Add("name", strSkyDriveFolderName);

                   client.PostCompleted += new EventHandler<LiveOperationCompletedEventArgs>(CreateFolder_Completed);

                   // To create the IsolatedStorageFolder in Skydrive.

                   client.PostAsync("me/skydrive", skyDriveFolderData);

                   // Write message to the UI thread.

                   UpdateUIThread(tbDebug, "Creating folder...");

               }

               else  // Check if the backup file is in the IsolatedStorageFile

               {

                   // Write message to the UI thread.

                   UpdateUIThread(tbDebug, "Ready to backup.");

                   UpdateUIThread(tbDate, "Checking for previous backups...");

                   btnBackup.IsEnabled = true;

                   // Get the files' ID if they exists.

                   client = new LiveConnectClient(session);

                   client.GetCompleted += new EventHandler<LiveOperationCompletedEventArgs>(getFiles_GetCompleted);

                   // Get the file in the folder.

                   client.GetAsync(strSkyDriveFolderID + "/files");

               }

           }

           else

           {

               MessageBox.Show(e.Error.Message);

           }

       }

                   using (IsolatedStorageFile iso = IsolatedStorageFile.GetUserStoreForApplication())

                   {

                       // Upload many files.

                       foreach (string itemName in iso.GetFileNames())

                       {

                           fileName = itemName;

                           readStream = iso.OpenFile(fileName, FileMode.Open, FileAccess.Read);

                           client.UploadAsync(strSkyDriveFolderID, fileName, readStream, OverwriteOption.Overwrite, null);

                       }