public static void SaveCurrentState(string filename, AppState currentState)
{
DataContractSerializer dcs = new DataContractSerializer(typeof(AppState));
if (filename != null)
{
using (FileStream fs = new FileStream(filename, FileMode.Create))
{
dcs.WriteObject(fs, currentState);
}
}
}
public static AppState LoadState(string filename)
{
if (File.Exists(filename))
{
AppState _loadedState = new AppState();
DataContractSerializer dcs = new DataContractSerializer(typeof(AppState));
using (FileStream fs = new FileStream(filename, FileMode.Open, FileAccess.Read, FileShare.Read))
{
_loadedState = (AppState)dcs.ReadObject(fs);
}
return _loadedState;
}
return null;
}
private static void GetLoadedState(AppState SavedState)
{
QAData.QuestCount = SavedState.QuestionNo;
QAData.ResourceArray = SavedState.CurrentResources;
QAData.UserAnswers = SavedState.CurrentAnswers;
wrongAnswersIndices = SavedState.CurrentWrongAnswers;
wrongAnswersIndex = SavedState.WrongAnswerIndex;
exerciseCounter = SavedState.CurrentExerciseIndex;
}