public StandardCalculatorControl(MemoryClass memoryclass)
{
InitializeComponent();
memoryClass = memoryclass;
buttonM.Enabled = false;
buttonMplus.Enabled = false;
buttonMC.Enabled = false;
buttonMminus.Enabled = false;
}
public ScienceCalculatorControl(MemoryClass memoryclass)
{
InitializeComponent();
memoryClass = memoryclass;
// disable memory buttons till memory is added
buttonM.Enabled = false;
buttonMplus.Enabled = false;
buttonMC.Enabled = false;
buttonMminus.Enabled = false;
}