public static class DataRW
{
public static void WriteToFile(string content, string filename)
{
try
{
// Get the local folder.
System.IO.IsolatedStorage.IsolatedStorageFile local =
System.IO.IsolatedStorage.IsolatedStorageFile.GetUserStoreForApplication();
// Create a new folder named DataFolder.
if (!local.DirectoryExists("DataFolder"))
local.CreateDirectory("DataFolder");
// Create a new file named DataFile.txt.
using (var isoFileStream =
new System.IO.IsolatedStorage.IsolatedStorageFileStream(
"DataFolder\\" + filename,
System.IO.FileMode.Create,
local))
{
// Write the data from the textbox.
using (var isoFileWriter = new System.IO.StreamWriter(isoFileStream))
{
isoFileWriter.WriteLine(content);
}
}
}
catch { }
}
public static string ReadFile(string filename)
{
try
{
// Obtain a virtual store for the application.
System.IO.IsolatedStorage.IsolatedStorageFile local =
System.IO.IsolatedStorage.IsolatedStorageFile.GetUserStoreForApplication();
if (local.FileExists("DataFolder\\" + filename))
{
// Specify the file path and options.
using (var isoFileStream = new System.IO.IsolatedStorage.IsolatedStorageFileStream
("DataFolder\\" + filename, System.IO.FileMode.Open, local))
{
// Read the data.
using (var isoFileReader = new System.IO.StreamReader(isoFileStream))
{
return isoFileReader.ReadLine();
}
}
}
else
{
return null;
}
}
catch { return null; }
}
}