FileExists() public method

public FileExists ( string path ) : bool
path string
return bool
        /// <summary>
        /// Imports a CartridgeSavegame from metadata associated to a savegame
        /// file.
        /// </summary>
        /// <param name="gwsFilePath">Path to the GWS savegame file.</param>
        /// <param name="isf">Isostore file to use to load.</param>
        /// <returns>The cartridge savegame.</returns>
        /// 
        public static CartridgeSavegame FromCache(string gwsFilePath, IsolatedStorageFile isf)
        {
            // Checks that the metadata file exists.
            string mdFile = gwsFilePath + ".mf";
            if (!(isf.FileExists(mdFile)))
            {
                throw new System.IO.FileNotFoundException(mdFile + " does not exist.");
            }
            
            // Creates a serializer.
            DataContractSerializer serializer = new DataContractSerializer(typeof(CartridgeSavegame));

            // Reads the object.
            CartridgeSavegame cs;
            using (IsolatedStorageFileStream fs = isf.OpenFile(mdFile, System.IO.FileMode.Open, System.IO.FileAccess.Read))
            {
                // Reads the object.
                object o = serializer.ReadObject(fs);

                // Casts it.
                cs = (CartridgeSavegame)o;
            }

            // Adds non-serialized content.
            cs.SavegameFile = gwsFilePath;
            cs.MetadataFile = mdFile;

            // Returns it.
            return cs;
        }
Ejemplo n.º 2
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        public Accelerometro()
        {
            InitializeComponent();

            accelerometer = new Accelerometer();
            accelerometer.TimeBetweenUpdates = TimeSpan.FromMilliseconds(100);
            accelerometer.Start();

            myFile = IsolatedStorageFile.GetUserStoreForApplication();

            if (!myFile.FileExists("Impo.txt"))
            {
                IsolatedStorageFileStream dataFile = myFile.CreateFile("Impo.txt");
                dataFile.Close();
            }

            Wb = new WebBrowser();
            Connesso = false;
            Carica();

            System.Windows.Threading.DispatcherTimer dt = new System.Windows.Threading.DispatcherTimer();
            dt.Interval = new TimeSpan(0, 0, 0, 0, 250); // 500 Milliseconds
            dt.Tick += new EventHandler(dt_Tick);
            dt.Start();
        }
Ejemplo n.º 3
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        private void showImage()
        {
            if (App.ViewModel.forShare != null)
            {
                imagePicker.Content = App.ViewModel.forShare.ItemName;
                imagePicker.Opacity = 0.5;
                System.IO.IsolatedStorage.IsolatedStorageFile isf = System.IO.IsolatedStorage.IsolatedStorageFile.GetUserStoreForApplication();
                //点击超链接后图片存在
                if (isf.FileExists(App.ViewModel.forShare.ItemName + ".jpg"))
                {
                    isf.CopyFile(App.ViewModel.forShare.ItemName + ".jpg", "abc.jpg", true);
                    System.IO.IsolatedStorage.IsolatedStorageFileStream PhotoStream = isf.OpenFile("abc.jpg", System.IO.FileMode.Open, System.IO.FileAccess.Read);
                    System.Windows.Media.Imaging.BitmapImage            bmp1        = new System.Windows.Media.Imaging.BitmapImage();
                    bmp1.SetSource(PhotoStream); //把文件流转换为图片
                    PhotoStream.Close();         //读取完毕,关闭文件流

                    System.Windows.Media.ImageBrush ib = new System.Windows.Media.ImageBrush();
                    ib.ImageSource = bmp1;
                    tip.Background = ib;      //把图片设置为控件的背景图
                    //imageTip.Visibility = System.Windows.Visibility.Collapsed;
                }
            }
            //如果存在背景,则显示关联按钮
            if (tip.Background != null)
            {
                appBar3();
            }
        }
Ejemplo n.º 4
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 /// <summary>
 /// 读取本地文件信息,SilverLight缓存中
 /// </summary>
 /// <param name="rFileName">存储文件名</param>
 /// <returns>返回文件数据</returns>
 public static byte[] ReadSlByteFile(string rFileName)
 {
     System.IO.IsolatedStorage.IsolatedStorageFile isf = null;
     System.IO.Stream stream = null;
     byte[]           buffer = null;
     try
     {
         isf = System.IO.IsolatedStorage.IsolatedStorageFile.GetUserStoreForApplication();
         if (!isf.FileExists(rFileName))
         {
             return(null);
         }
         stream = new System.IO.IsolatedStorage.IsolatedStorageFileStream(rFileName, System.IO.FileMode.Open, System.IO.FileAccess.Read, System.IO.FileShare.Read, isf);
         buffer = new byte[stream.Length];
         stream.Read(buffer, 0, (int)stream.Length);
     }
     finally
     {
         if (stream != null)
         {
             stream.Close(); // Close the stream
             stream.Dispose();
         }
         isf.Dispose();
     }
     return(buffer);
 }
Ejemplo n.º 5
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 	private static void ThrowMappedException(Exception e, string path, IsolatedStorageFile store)
 	{
 		if (store.FileExists(path))
 		{
 			throw new DatabaseFileLockedException(path, e);
 		}
 		throw new Db4oIOException(e);
 	}
Ejemplo n.º 6
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        public MainPage()
        {
            InitializeComponent();

            myFile = IsolatedStorageFile.GetUserStoreForApplication();

            if (!myFile.FileExists("Impo.txt"))
            {
                IsolatedStorageFileStream dataFile = myFile.CreateFile("Impo.txt");
                dataFile.Close();
            }
        }
Ejemplo n.º 7
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 /// <summary>
 /// 覆盖基类实现,因为还有硬盘缓存
 /// </summary>
 /// <param name="url"></param>
 /// <returns></returns>
 public override bool Contains( string url )
 {
     bool cachedInMem = base.Contains( url );
     if ( cachedInMem ) {
         return true;
     }
     else {
         using ( _storage = IsolatedStorageFile.GetUserStoreForApplication() ) {
             String filePath = GetFilePath( GetFileName( url ) );
             return _storage.FileExists( filePath );
         }
     }
 }
Ejemplo n.º 8
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 public static void SafeDeleteFile(IsolatedStorageFile storage, string fileName)
 {
     try
     {
         if (storage.FileExists(fileName))
         {
             storage.DeleteFile(fileName);
         }
     }
     catch (Exception)
     {
     }
 }
Ejemplo n.º 9
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        private static void CopyToIsolatedStorage(string file, IsolatedStorageFile store, bool overwrite = true)
        {
            if (store.FileExists(file) && !overwrite)
                return;

            using (Stream resourceStream = Application.GetResourceStream(new Uri(file, UriKind.Relative)).Stream)
            using (IsolatedStorageFileStream fileStream = store.OpenFile(file, FileMode.Create, FileAccess.ReadWrite, FileShare.ReadWrite))
            {
                int bytesRead;
                var buffer = new byte[resourceStream.Length];
                while ((bytesRead = resourceStream.Read(buffer, 0, buffer.Length)) > 0)
                    fileStream.Write(buffer, 0, bytesRead);
            }
        }
Ejemplo n.º 10
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 internal static void ClearSlFiles(string rFileName)
 {
     System.IO.IsolatedStorage.IsolatedStorageFile isf = System.IO.IsolatedStorage.IsolatedStorageFile.GetUserStoreForApplication();
     if (rFileName == null || rFileName.TrimEnd() == "")
     {
         isf.Remove();
     }
     else
     {
         if (isf.FileExists(rFileName))
         {
             isf.DeleteFile(rFileName);
         }
     }
     isf.Dispose();
 }
Ejemplo n.º 11
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        private BitmapImage getThumbnail(string file, IsolatedStorageFile iso)
        {
            BitmapImage bmp = new BitmapImage();

            if (iso.FileExists(file))
            {
                using (IsolatedStorageFileStream stream = iso.OpenFile(file, FileMode.Open, FileAccess.Read))
                {
                    bmp.SetSource(stream);
                }
            }
            else
                bmp = null;

            return bmp;
        }
Ejemplo n.º 12
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        private ScoreManager()
        {
            CurrentScore = 0;
            BestScore = 0;

            #if WINDOWS_PHONE
            savegameStorage = IsolatedStorageFile.GetUserStoreForApplication();

            if (savegameStorage.FileExists(filename) == false)
            {
                CreateSaveFile();
            }
            else
            {
                LoadLastSave();
            }
            #endif
        }
        /// <summary>
        /// Configures the diagnostic log
        /// </summary>
        /// <param name="fileName"></param>
        /// <param name="enable"> </param>
        public static void Configure(string fileName, bool enable) {
            try {
                _IsolatedStorage = IsolatedStorageFile.GetUserStoreForApplication();

                _FileName = fileName;

#if DEBUG
                if (_IsolatedStorage.FileExists(_FileName)) {
                    _IsolatedStorage.DeleteFile(_FileName);
                }
#endif

                IsEnabled = enable;
                if (enable) {
                    WriteLogFileHeader();
                }
            } catch (Exception ex) {
                Debug.WriteLine(ex.ToString());
            }
        }
Ejemplo n.º 14
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 private void Picture_Save(object sender, EventArgs e)
 {
     System.IO.IsolatedStorage.IsolatedStorageFile isf2 = System.IO.IsolatedStorage.IsolatedStorageFile.GetUserStoreForApplication();
     //  if (isf2.FileExists(imagePicker.Content + ".jpg")) isf2.DeleteFile(imagePicker.Content + ".jpg");
     if (isf2.FileExists("abc.jpg"))
     {
         isf2.CopyFile("abc.jpg", imagePicker.Content + ".jpg", true);
         //MessageBox.Show("关联成功");
         //takePhote();
         if (MessageBox.Show(txtnote.Resources.StringLibrary.chenggong + "!", txtnote.Resources.StringLibrary.guanlian, MessageBoxButton.OKCancel) == MessageBoxResult.OK)
         {
             MainPano.DefaultItem = ViewPano;
             imageTip.Visibility  = System.Windows.Visibility.Visible;
         }
     }
     else
     {
         MessageBox.Show("Fail!");
     }
 }
Ejemplo n.º 15
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        private void Delete_Click(object sender, RoutedEventArgs e)
        {
            MenuItem clickedLink = (MenuItem)sender;

            if (clickedLink != null)
            {
                ToDoItem toDoForDelete = clickedLink.DataContext as ToDoItem;
                fileName = toDoForDelete.ItemName;
                //删除图片
                System.IO.IsolatedStorage.IsolatedStorageFile isf = System.IO.IsolatedStorage.IsolatedStorageFile.GetUserStoreForApplication();
                if (isf.FileExists(toDoForDelete.ItemName + ".jpg"))
                {
                    isf.DeleteFile(toDoForDelete.ItemName + ".jpg");
                }
                //删除磁贴
                deleteTile();
                //  删除数据
                App.ViewModel.DeleteToDoItem(toDoForDelete);
            }
            this.Focus();
        }
Ejemplo n.º 16
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        private void showBackground()
        {
            System.IO.IsolatedStorage.IsolatedStorageFile isf = System.IO.IsolatedStorage.IsolatedStorageFile.GetUserStoreForApplication();
            //点击超链接后图片存在

            if (isf.FileExists("back_temp.jpg"))
            {
                System.IO.IsolatedStorage.IsolatedStorageFileStream PhotoStream = isf.OpenFile("back_temp.jpg", System.IO.FileMode.Open, System.IO.FileAccess.Read);
                System.Windows.Media.Imaging.BitmapImage            bmp1        = new System.Windows.Media.Imaging.BitmapImage();
                bmp1.SetSource(PhotoStream); //把文件流转换为图片
                PhotoStream.Close();         //读取完毕,关闭文件流

                System.Windows.Media.ImageBrush ib = new System.Windows.Media.ImageBrush();
                ib.ImageSource      = bmp1;
                MainPano.Background = ib;  //把图片设置为控件的背景图
                //imageTip.Visibility = System.Windows.Visibility.Collapsed;
            }
            // else
            //  {
            //     MainPano.Background = null;
            //  }
        }
Ejemplo n.º 17
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        private static Stream OpenLogFile(IsolatedStorageFile store)
        {
            if (Profile == null)
            {
                return Stream.Null;
            }

            try
            {
                var fileName = string.Format(LOGFILE_TEMPLATE, DateTime.UtcNow.ToString("yyyy-MM-dd"));
                var folderPath = Path.Combine(Profile.CurrentProfilePath(), LOGFOLDER);

                if (!store.DirectoryExists(folderPath))
                {
                    store.CreateDirectory(folderPath);
                }

                var filePath = Path.Combine(folderPath, fileName);

                if (store.FileExists(filePath))
                {
                    return store.OpenFile(filePath, FileMode.Append);
                }
                else
                {
                    CleanupLogs(store, folderPath);

                    return store.OpenFile(filePath, FileMode.Create);
                }
            }
            catch (Exception ex)
            {
                // Logging Failed, don't kill the process because of it
                Debugger.Break();

                return Stream.Null;
            }
        }
Ejemplo n.º 18
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        void PhotoTask_Completed(object sender, PhotoResult e)
        {
            if (e.TaskResult == TaskResult.OK && e.ChosenPhoto != null)
            {
                System.Windows.Media.Imaging.WriteableBitmap  bmp = Microsoft.Phone.PictureDecoder.DecodeJpeg(e.ChosenPhoto);
                System.IO.IsolatedStorage.IsolatedStorageFile isf = System.IO.IsolatedStorage.IsolatedStorageFile.GetUserStoreForApplication();
                if (isf.FileExists("abc.jpg"))
                {
                    isf.DeleteFile("abc.jpg");
                }
                System.IO.IsolatedStorage.IsolatedStorageFileStream PhotoStream = isf.CreateFile("abc.jpg");
                System.Windows.Media.Imaging.Extensions.SaveJpeg(bmp, PhotoStream, 432, 645, 0, 100);      //这里设置保存后图片的大小、品质
                PhotoStream.Close();                                                                       //写入完毕,关闭文件流

                PhotoStream = isf.OpenFile("abc.jpg", System.IO.FileMode.Open, System.IO.FileAccess.Read); //读取刚刚保存的图片的文件流
                System.Windows.Media.Imaging.BitmapImage bmp1 = new System.Windows.Media.Imaging.BitmapImage();
                bmp1.SetSource(PhotoStream);                                                               //把文件流转换为图片
                PhotoStream.Close();                                                                       //读取完毕,关闭文件流

                System.Windows.Media.ImageBrush ib = new System.Windows.Media.ImageBrush();
                ib.ImageSource      = bmp1;
                tip.Background      = ib;//把图片设置为控件的背景图
                imageTip.Visibility = System.Windows.Visibility.Collapsed;
                if (imagePicker.Content.ToString() == txtnote.Resources.StringLibrary.imagename)
                {
                    if (MessageBox.Show(txtnote.Resources.StringLibrary.imagename, txtnote.Resources.StringLibrary.guanlian, MessageBoxButton.OKCancel) == MessageBoxResult.OK)
                    {
                        NavigationService.Navigate(new Uri("/txtnote;component/Pick.xaml", UriKind.Relative));
                    }
                }
                else
                {
                    appBar3();
                }
            }
        }
Ejemplo n.º 19
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        private void UploadFile()
        {
            var updateIe = App.ViewModel.AllToUpdateItems.AsQueryable();

            client.UploadCompleted += client_UploadCompleted;
            System.IO.IsolatedStorage.IsolatedStorageFile isf = System.IO.IsolatedStorage.IsolatedStorageFile.GetUserStoreForApplication();
            foreach (ToDoItem uploadItem in updateIe)
            {
                infoTextBlock.Text = "Uploading...";



                byte[]       b2   = System.Text.Encoding.UTF8.GetBytes(uploadItem.TxtFile);
                MemoryStream file = new MemoryStream(b2);
                //不同difference
                client.UploadAsync(skyDriveFolderID, uploadItem.ItemName, file, OverwriteOption.Overwrite);
                string imagename = uploadItem.ItemName + ".jpg";
                if (isf.FileExists(imagename))
                {
                    System.IO.IsolatedStorage.IsolatedStorageFileStream PhotoStream = isf.OpenFile(imagename, System.IO.FileMode.Open, System.IO.FileAccess.Read);
                    client.UploadAsync(skyDriveFolderID_image, imagename, PhotoStream, OverwriteOption.Overwrite);
                }
            }
        }
Ejemplo n.º 20
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        private byte[] GetKeyFile(IsolatedStorageFile store)
        {
            var path = KeyFilePath;
            if (!store.FileExists(path))
                return null;

            using (var fs = store.OpenFile(path, FileMode.Open))
            {
                var length = (int)fs.Length;
                var keyFile = new byte[length];
                fs.Read(keyFile, 0, length);

                return keyFile;
            }
        }
Ejemplo n.º 21
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        public override BitmapSource Load( string url )
        {
            string fileName = GetFileName( url );
            BitmapSource retBitmap = null;
            if ( _memCache.ContainsKey( fileName ) ) {
                retBitmap = _memCache[fileName];
            }
            if ( retBitmap != null ) {
                return retBitmap;
            }

            // 内存中无缓存
            fileName = GetFilePath( GetFileName( url ) );
            using ( _storage = IsolatedStorageFile.GetUserStoreForApplication() ) {
                if ( !_storage.FileExists( fileName ) ) {
                    return BitmapCache.DEFAULT_IMAGE;
                }
                BitmapImage bitmap = null;
                try {
                    IsolatedStorageFileStream fileStream = _storage.OpenFile( fileName, System.IO.FileMode.Open );
                    Deployment.Current.Dispatcher.BeginInvoke( () => {
                        bitmap = new BitmapImage();
                        bitmap.SetSource( fileStream );
                        fileStream.Dispose();
                    } );
                }
                catch ( Exception e ) {
                    e.ToString();
                }
                return bitmap;
            }
        }
Ejemplo n.º 22
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 /// <summary>
 /// Determines whether the this database has stored data.
 /// </summary>
 /// <param name="store">The store.</param>
 /// <returns><c>true</c> if this database is valid; otherwise, <c>false</c>.
 /// </returns>
 public bool IsValid(IsolatedStorageFile store)
 {
     return store.FileExists(InfoPath);
 }
Ejemplo n.º 23
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        public override void Store( string url, BitmapSource bitmap )
        {
            Deployment.Current.Dispatcher.BeginInvoke( () => {
                string fileName = GetFilePath( GetFileName( url ) );
                using ( _storage = IsolatedStorageFile.GetUserStoreForApplication() ) {
                    if ( _storage.FileExists( fileName ) ) {
                        _storage.DeleteFile( fileName );
                    }

                    using ( IsolatedStorageFileStream fileStream = _storage.CreateFile( fileName ) ) {
                        WriteableBitmap writeableBitmap = new WriteableBitmap( bitmap );
                        writeableBitmap.SaveJpeg( fileStream, writeableBitmap.PixelWidth, writeableBitmap.PixelHeight, 0, IMAGE_QUALITY );
                    }
                }
            } );
        }
Ejemplo n.º 24
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        /// <summary>
        /// Gets the saved password.
        /// </summary>
        /// <returns></returns>
        private static DbPersistentData GetSavedPassword(
            IsolatedStorageFile store, string protectPath,
            string parsedXmlPath, string masterPassPath)
        {
            var result = new DbPersistentData();
            if (!store.FileExists(protectPath))
            {
                throw new FileNotFoundException(protectPath);
            }
            if (!store.FileExists(parsedXmlPath))
            {
                throw new FileNotFoundException(parsedXmlPath);
            }
            if (!store.FileExists(masterPassPath))
            {
                throw new FileNotFoundException(masterPassPath);
            }
            using (var fs = store.OpenFile(protectPath, FileMode.Open))
            using (var buffer = new MemoryStream((int)fs.Length))
            {
                BufferEx.CopyStream(fs, buffer);
                result.Protection = buffer.ToArray();
            }

            using (var fs = store.OpenFile(parsedXmlPath, FileMode.Open))
            using (var buffer = new MemoryStream((int)fs.Length))
            {
                BufferEx.CopyStream(fs, buffer);
                result.Xml = buffer.ToArray();
            }

            using (var fs = store.OpenFile(masterPassPath, FileMode.Open))
            using (var buffer = new MemoryStream((int)fs.Length))
            {
                BufferEx.CopyStream(fs, buffer);
                result.MasterKey = buffer.ToArray();
            }

            return result;
        }
Ejemplo n.º 25
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        /// <summary>
        /// Changes the name of this savegame.
        /// </summary>
        /// <param name="tag"></param>
        /// <param name="name"></param>
        public void Rename(CartridgeTag tag, string name, IsolatedStorageFile isf)
        {
            string oldGwsFile = SavegameFile;
            string oldMdFile = MetadataFile;
            
            // Changes the properties.
            Name = name;
            SetFileProperties(tag);

            // Renames the files.
            if (isf.FileExists(oldGwsFile))
            {
                isf.MoveFile(oldGwsFile, SavegameFile);
            }
            if (isf.FileExists(oldMdFile))
            {
                isf.MoveFile(oldMdFile, MetadataFile);
            }
        }
Ejemplo n.º 26
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 public bool PingFeed(Uri feeduri, IsolatedStorageFile storage)
 {
     return storage.FileExists(feeduri.OriginalString);
 }
Ejemplo n.º 27
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        private Snapshot ValidateAndGetSnapshotForFolder(IsolatedStorageFile Iso, string SnapshotDir) {
            try {
                DateTime? completionTimeStamp = LoadCompletionTimeStampIfPresent(Iso, SnapshotDir);

                var settingsPath = Path.Combine(SnapshotDir, SettingsService.SETTINGS_FILE);
                var settings = Settings.LoadSettingsFromFile(settingsPath);

                var hasDB = Iso.FileExists(Path.Combine(SnapshotDir, DiversityDataContext.DB_FILENAME));

                if (completionTimeStamp.HasValue && settings != null && hasDB) {
                    return SnapshotFromSettingsAndTime(settings, completionTimeStamp.Value, SnapshotDir);
                }
            }
            catch (IsolatedStorageException) { }
            return null;
        }
Ejemplo n.º 28
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        private static DateTime? LoadCompletionTimeStampIfPresent(IsolatedStorageFile Iso, string SnapshotDir) {
            var completionMarkerPath = Path.Combine(SnapshotDir, COMPLETED_MARKER);
            var isCompleted = Iso.FileExists(completionMarkerPath);

            if (isCompleted) {
                using (var completionFile = Iso.OpenFile(completionMarkerPath, FileMode.Open, FileAccess.Read))
                using (var reader = new StreamReader(completionFile)) {
                    var timeString = reader.ReadToEnd();
                    DateTime readTime;
                    if (DateTime.TryParse(timeString, CultureInfo.InvariantCulture, DateTimeStyles.AssumeUniversal, out readTime)) {
                        return readTime.ToLocalTime();
                    }
                }
            }
            return null;
        }
 private void GetShowsFromIsolatedStorage()
 {
     _isolatedStorage = IsolatedStorageFile.GetUserStoreForAssembly();
     if (_isolatedStorage.FileExists(ShowsFileName))
     {
         using (var stream = _isolatedStorage.OpenFile(ShowsFileName, FileMode.Open))
         {
             var deserializer = new BinaryFormatter();
             Shows = (ObservableCollection<TvdbSeries>)deserializer.Deserialize(stream);
         }
     }
     else
     {
         Shows = new ObservableCollection<TvdbSeries>();
     }
 }
Ejemplo n.º 30
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 private bool FileExists(string xapFileName, IsolatedStorageFile iso)
 {
     return iso.FileExists(xapFileName);
 }
Ejemplo n.º 31
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        private void LoadAuth(IsolatedStorageFile isoStore)
        {
            if (isoStore.FileExists(AuthFilename))
            {
                try
                {
                    using (var stream = isoStore.OpenFile(AuthFilename, FileMode.Open, FileAccess.Read))
                    using (var br = new BinaryReader(stream))
                    {
                        var fileVer = br.ReadInt32();
                        var unameLen = br.ReadInt32();
                        var unameEncrypted = br.ReadBytes(unameLen);
                        var pwordLen = br.ReadInt32();
                        var pwordEncrypted = br.ReadBytes(pwordLen);
                        var unamePlain = ProtectedData.Unprotect(unameEncrypted, null);
                        var pwordPlain = ProtectedData.Unprotect(pwordEncrypted, null);
                        _username = System.Text.Encoding.UTF8.GetString(unamePlain, 0, unamePlain.Length);
                        _password = System.Text.Encoding.UTF8.GetString(pwordPlain, 0, pwordPlain.Length);
                        IsAuthenticated = true;
                        InitAuth(_username, _password);

                        var numContexts = br.ReadInt32();
                        Contexts.Clear();
                        for (int i = 0; i < numContexts; i++)
                        {
                            var usr = new User();
                            usr.Load(br, fileVer);
                            Contexts.Add(new Context() { User = usr });
                        }
                        AuthenticatedUser = Contexts[0].User;

                        br.Close();
                    }
                }
                catch (EndOfStreamException)
                {
                    isoStore.DeleteFile(AuthFilename);
                }
            }
            else
            {
                IsAuthenticated = false;
            }
        }
Ejemplo n.º 32
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        private static void DeleteFileHelper(IsolatedStorageFile isoStore, string path)
        {
            int retries = 3;

            while (retries-- > 0)
            {
                try
                {
                    if (isoStore.FileExists(path))
                    {
                        isoStore.DeleteFile(path);
                    }
                    else
                    {
                        return;
                    }
                }
                catch (IsolatedStorageException)
                {
                    // random iso-store failures..
                    //
                    Thread.Sleep(50);
                }
                return;
            }
        }
Ejemplo n.º 33
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 private static void ExtractFile(IsolatedStorageFile store, string baseFileName)
 {
     if (!store.FileExists(baseFileName))
     {
         using (Stream sourceStream = Application.GetResourceStream(new Uri("Data/" + baseFileName, UriKind.Relative)).Stream)
         {
             using (IsolatedStorageFileStream targetStream = store.CreateFile(baseFileName))
             {
                 byte[] buffer = new byte[1024];
                 int length;
                 while ((length = sourceStream.Read(buffer, 0, 1024)) > 0)
                     targetStream.Write(buffer, 0, length);
                 targetStream.Close();
             }
             sourceStream.Close();
         }
     }
 }
Ejemplo n.º 34
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        private static long GetAvailableSpace(string xapName, IsolatedStorageFile iso)
        {
            var availableSpace = iso.AvailableFreeSpace;

            if (iso.FileExists(xapName))
            {
                using (var file = iso.OpenFile(xapName, FileMode.Open))
                {
                    availableSpace += file.Length;
                }
            }

            return availableSpace;
        }
Ejemplo n.º 35
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		private void ImportOrMakeSoundsCache(IsolatedStorageFile isf)
		{
			_soundFiles = new Dictionary<int, string>();

			foreach (var sound in Cartridge.Resources.Where(m => m.Type == MediaType.MP3 || m.Type == MediaType.WAV))
			{
				// Copies the sound file to the cache if it doesn't exist already.
				string cacheFilename = GetCachePathCore(sound);
				if (!isf.FileExists(cacheFilename))
				{
					using (IsolatedStorageFileStream fs = isf.CreateFile(cacheFilename))
					{
						fs.Write(sound.Data, 0, sound.Data.Length);
					}
				}

				// Adds the sound filename to the dictionary.
				_soundFiles.Add(sound.MediaId, cacheFilename);
			}

			RaisePropertyChanged("Sounds");
		}
Ejemplo n.º 36
0
		private static bool ExistsIn(IsolatedStorageFile storage, string path)
		{
			return storage.FileExists(path);
		}
Ejemplo n.º 37
0
 private String GetFileContentsIfExists(IsolatedStorageFile store, string filename)
 {
     String content = null;
     if (store.FileExists(Path.Combine(Constants.CrashDirectoryName, filename)))
     {
         Stream fileStream = store.OpenFile(Path.Combine(Constants.CrashDirectoryName, filename), FileMode.Open);
         using (StreamReader reader = new StreamReader(fileStream))
         {
              content = reader.ReadToEnd();
         } 
         fileStream.Close();
     }
     return content;
 }
Ejemplo n.º 38
0
        private void LoadRepos(IsolatedStorageFile iso)
        {
            if (!iso.FileExists(RepoFilename))
                return;

            try
            {
                using (var stream = iso.OpenFile(RepoFilename, FileMode.Open, FileAccess.Read))
                using (var br = new BinaryReader(stream))
                {
                    var fileVer = br.ReadInt32();
                    var numContexts = br.ReadInt32();
                    for (int i = 0; i < numContexts; i++)
                    {
                        var login = br.ReadString();
                        foreach (var context in Contexts)
                        {
                            if (context.User.Login.Equals(login))
                            {
                                var numMyRepos = br.ReadInt32();
                                context.Repositories.Clear();
                                for (int j = 0; j < numMyRepos; j++)
                                {
                                    var repo = new Repo();
                                    repo.Load(br, fileVer);
                                    context.Repositories.Add(repo);
                                }
                                break;
                            }
                        }
                    }

                    br.Close();
                }
            }
            catch (EndOfStreamException)
            {
                iso.DeleteFile(RepoFilename);
            }
        }
Ejemplo n.º 39
0
 public override Task <bool> GetFileExistsAsync(string path)
 {
     return(Task <bool> .Factory.StartNew(() => file.FileExists(path)));
 }