public static bool TryLoad()
{
lock (Sync)
{
try
{
var fileExists = File.Exists(SettingsFilePath);
var deserializer = new XmlSerializer(typeof(GlobalSettingsStorage));
using (var reader = File.Open(SettingsFilePath, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.ReadWrite))
{
GlobalSettingsStorage settings = null;
if (!fileExists)
{
settings = new GlobalSettingsStorage();
deserializer.Serialize(reader, settings);
}
else
{
settings = (GlobalSettingsStorage)deserializer.Deserialize(reader);
}
_currentLanguage = new CultureInfo(settings.CurrentLanguageShortName);
_pointsCount = settings.PointsCount;
}
_isLoaded = true;
}
catch (InvalidOperationException ex) when(ex.InnerException is XmlException)
{
LoadedSuccessfully = false;
LoadedWithException = new SettingsLoadingException("XML settings file corrupted", ex);
return(false);
}
catch (UnauthorizedAccessException ex)
{
LoadedSuccessfully = false;
LoadedWithException = new SettingsLoadingException("You do not have access to the settings file.", ex);
return(false);
}
catch (Exception ex) when(ex is PathTooLongException || ex is DirectoryNotFoundException || ex is IOException)
{
LoadedSuccessfully = false;
LoadedWithException = new SettingsLoadingException("Failed to load settings file", ex);
return(false);
}
return(true);
}
}
public static void Save()
{
lock (Sync)
{
if (!_isLoaded)
{
throw new InvalidOperationException("Load settings first");
}
var serializer = new XmlSerializer(typeof(GlobalSettingsStorage));
using (var file = File.Create(SettingsFilePath))
{
var settings = new GlobalSettingsStorage
{
CurrentLanguageShortName = CurrentLanguage.Name,
PointsCount = PointsCount
};
serializer.Serialize(file, settings);
}
}
}