protected virtual void ReadFromIsolatedStorage(string fileName) { using (System.IO.IsolatedStorage.IsolatedStorageFile l_Storage = GetStorage()) { System.IO.IsolatedStorage.IsolatedStorageFileStream l_File = null; try { l_File = new System.IO.IsolatedStorage.IsolatedStorageFileStream(fileName, System.IO.FileMode.Open, System.IO.FileAccess.Read, l_Storage); } catch (System.IO.FileNotFoundException) { l_File = null; } if (l_File == null) //file non esiste { } else //file esiste { try { ReadFromStream(l_File); } finally { l_File.Close(); } } l_Storage.Close(); } }
protected virtual void RemoveIsolatedStorage(string fileName) { using (System.IO.IsolatedStorage.IsolatedStorageFile l_Storage = GetStorage()) { l_Storage.DeleteFile(fileName); l_Storage.Close(); } }
protected virtual void WriteToIsolatedStorage(string fileName, PersistenceFlags flags) { using (System.IO.IsolatedStorage.IsolatedStorageFile l_Storage = GetStorage()) { System.IO.IsolatedStorage.IsolatedStorageFileStream l_File = null; l_File = new System.IO.IsolatedStorage.IsolatedStorageFileStream(fileName, System.IO.FileMode.Create, System.IO.FileAccess.Write, l_Storage); try { WriteToStream(l_File, flags); } finally { l_File.Close(); } l_Storage.Close(); } }
protected virtual bool IsolatedStorageExists(string fileName) { fileName = System.IO.Path.GetFileName(fileName).ToLower(); using (System.IO.IsolatedStorage.IsolatedStorageFile l_Storage = GetStorage()) { string[] files = l_Storage.GetFileNames("*"); for (int i = 0; i < files.Length; i++) { string fileFinded = System.IO.Path.GetFileName(files[i]).ToLower(); if (fileFinded == fileName) { return(true); } } l_Storage.Close(); } return(false); }