/// <summary>
/// Save program options into persistence.
/// See <seealso cref="LoadOptions"/> to load program options on program start.
/// </summary>
/// <param name="settingsFileName"></param>
/// <param name="vm"></param>
/// <returns></returns>
public static bool SaveOptions(string settingsFileName, ConfigViewModel vm)
{
try
{
XmlWriterSettings xws = new XmlWriterSettings();
xws.NewLineOnAttributes = true;
xws.Indent = true;
xws.IndentChars = " ";
xws.Encoding = System.Text.Encoding.UTF8;
// Create a new file stream to write the serialized object to a file
using (XmlWriter xw = XmlWriter.Create(settingsFileName, xws))
{
// Create a new XmlSerializer instance with the type of the test class
XmlSerializer serializerObj = new XmlSerializer(typeof(ConfigViewModel));
serializerObj.Serialize(xw, vm);
xw.Close(); // Cleanup
return(true);
}
}
catch
{
throw;
}
}
/// <summary>
/// Save program options into persistence.
/// See <seealso cref="SaveOptions"/> to save program options on program end.
/// </summary>
/// <param name="settingsFileName"></param>
/// <returns></returns>
public static ConfigViewModel LoadOptions(string settingsFileName)
{
ConfigViewModel loadedViewModel = null;
if (System.IO.File.Exists(settingsFileName))
{
// Create a new file stream for reading the XML file
using (FileStream readFileStream = new System.IO.FileStream(settingsFileName, FileMode.Open, FileAccess.Read, FileShare.Read))
{
try
{
// Create a new XmlSerializer instance with the type of the test class
XmlSerializer serializerObj = new XmlSerializer(typeof(ConfigViewModel));
// Load the object saved above by using the Deserialize function
loadedViewModel = (ConfigViewModel)serializerObj.Deserialize(readFileStream);
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
loadedViewModel = new ConfigViewModel(); // Just get the defaults if serilization wasn't working here...
}
// Cleanup
readFileStream.Close();
}
}
return(loadedViewModel);
}
