public BaseCalculatorViewModel()
{
_calcMemory = new CalcMemory();
_instance = new HistoryInvoker();
_controlExpression = new ControlExpression(new BaseValidator());//does not work fully right, because it need normal regexp
InitCalculator();
AddMemoryFunc();
}
private void InitCalculator()
{
if (Manager.HistoryAndMemoryContainer != null)
{
_calcMemory = Manager.HistoryAndMemoryContainer.CalcMemory;
_instance = Manager.HistoryAndMemoryContainer.HistoryInvoker;
_lvl = _instance.Count() - 1;
_position = _lvl;
//init fields
Memory = _calcMemory.Memory.ToString();
Expression = _instance.ReadLast();
}
else
{
Memory = "0";
Expression = "0";
}
}
public MainWindowViewModel()
{
_calcMemory = new CalcMemory();
_instance = new HistoryInvoker();
_symbols = Shell.GetSymbols();
}
