private void BtnNumberClick(int number, CalculatorModel calculatorUI) { calculatorUI.Value = calculatorUI.Value * 10 + number; calculatorUI.Calculation += number.ToString(); txtResult.Text = ShowCalculation(calculatorUI); }
public CalculatorViewModel(CalculatorModel calculator) { _calc = calculator; NumberCommand = new RelayCommand(param => { _calc.Number(Convert.ToInt32(param)); UpdateDisplay(); }, param => _calc.CanDoNumber()); PlusCommand = new RelayCommand(param => { _calc.Plus(); UpdateDisplay(); }, param => _calc.CanDoOperator()); MinusCommand = new RelayCommand(param => { _calc.Minus(); UpdateDisplay(); }, param => _calc.CanDoOperator()); TimesCommand = new RelayCommand(param => { _calc.Times(); UpdateDisplay(); }, param => _calc.CanDoOperator()); OverCommand = new RelayCommand(param => { _calc.Over(); UpdateDisplay(); }, param => _calc.CanDoOperator()); EqualsCommand = new RelayCommand(param => { _calc.Equals(); UpdateDisplay(); }, param => _calc.CanDoEquals()); ClearCommand = new RelayCommand(param => { _calc.Clear(); UpdateDisplay(); }, param => _calc.CanDoClear()); }
private void CalculationResults(CalculatorModel calculatorUI) { switch (calculatorUI.Op) { case Operator.Add: service.Add(calculatorUI); break; case Operator.Subtract: service.Subtract(calculatorUI); break; case Operator.Multiply: service.Multiply(calculatorUI); break; case Operator.Division: service.Division(calculatorUI); break; case Operator.None: service.SetValue(calculatorUI); break; } }
public Calculator() { InitializeComponent(); calculatorUI = new CalculatorModel(); service = new CalculatorService(); }
private void BtnOperatorClick(Operator op, CalculatorModel calculatorUI) { var Op = string.Empty; calculatorUI.Op = op; calculatorUI.Calculation = "Ans "; switch (calculatorUI.Op) { case Operator.Add: Op = "+"; break; case Operator.Subtract: Op = "-"; break; case Operator.Multiply: Op = "*"; break; case Operator.Division: Op = "/"; break; case Operator.None: break; } calculatorUI.Calculation += " " + Op + " "; txtResult.Text = ShowCalculation(calculatorUI); calculatorUI.Value = 0; }
internal void Division(CalculatorModel calculator) { if (calculator.Value == 0) { throw new DivideByZeroException(); } calculator.Result /= calculator.Value; }
public void ShowResult() { var resultValue = CalculatorModel.GetResult(); ShowNumber(resultValue); CalculatorModel.Clear(); NumberBuilder.NewNumber(); NumberBuilder.Append(resultValue.ToString()); }
private void AddOperatorElement(Element element) { float builtNumber = NumberBuilder.BuildNumber(); CalculatorModel.AddNumberToCalculation(builtNumber); CalculatorModel.AddOperatorToCalculation(ElementEvaluator.EvaluateElement(element)); ShowNumber(builtNumber); NumberBuilder.NewNumber(); }
void App_Startup(object sender, StartupEventArgs e) { MainWindow window = new MainWindow(); CalculatorModel calculator = new CalculatorModel(); CalculatorViewModel viewModel = new CalculatorViewModel(calculator); window.DataContext = viewModel; window.Show(); }
public CalculatorViewModel() { calculatorModel = new CalculatorModel(); this.Operand1 = string.Empty; this.Operand2 = string.Empty; this.Operation = string.Empty; this.IsBackSpaceButtonEnabled = false; this.Result = 0; }
static void Main() { Application.EnableVisualStyles(); Application.SetCompatibleTextRenderingDefault(false); var view = new CalculatorView(); var model = new CalculatorModel(); var presenter = new CalculatorPresenter(view, model); presenter.StartView(); }
private void DoOperation() { float mostRecentNumber = CalculatorModel.MostRecentNumber; float builtNumber = NumberBuilder.BuildNumber(); CalculatorModel.AddNumberToCalculation(builtNumber); if (CalculatorModel.AmountOfNumbers == 1 && CalculatorModel.AmountOfOperators == 0) { CalculatorModel.AddOperatorToCalculation(CalculatorModel.MostRecentOperator); CalculatorModel.AddNumberToCalculation(mostRecentNumber); } NumberBuilder.NewNumber(); ShowResult(); }
static void Main(string[] args) { CalculatorModel calculatorModel = new CalculatorModel(); Console.WriteLine("Please enter your date of birth (dd-mm-yyyy) to calculate your age."); DateTime dT; if (calculatorModel.ParseInput(Console.ReadLine(), out dT)) { int age = calculatorModel.CalculateAge(dT); Console.WriteLine("Your age is calculated to be: " + age); } else { Console.WriteLine("Input is invalid."); } Console.ReadLine(); }
public MainWindow() { InitializeComponent(); //resultLabel.Content = "123345"; _operationalModel = new CalculatorModel(resultLabel); }
internal void SetValue(CalculatorModel calculator) { calculator.Result = calculator.Value; }
internal void Add(CalculatorModel calculator) { calculator.Result += calculator.Value; }
private void ClearAllButtonClick(object sender, RoutedEventArgs e) { NumberBuilder.NewNumber(); CalculatorModel.Clear(); ShowNumber(CalculatorModel.DEFAULT_START_VALUE); }
public void Init() { _calc = new CalculatorModel(); }
internal void Multiply(CalculatorModel calculator) { calculator.Result *= calculator.Value; }
private string ShowCalculation(CalculatorModel calculatorUI) { return($"{calculatorUI.Calculation}{Environment.NewLine} {calculatorUI.Result}"); }
internal void Subtract(CalculatorModel calculator) { calculator.Result -= calculator.Value; }