Nokia Dct4 Calculator -

StringItem siResult = new StringItem("Result: ", ""); form.append(siResult);

form.setCommandListener(new CommandListener() { public void commandAction(Command c, Displayable d) { if (c == cmdAdd) { operator = "+"; siOperator.setText("Operator: " + operator); tfNumber1.setVisible(false); tfNumber2.setVisible(true); tfNumber2.setString(""); display.setCurrent(form); isNumber1 = false; } else if (c == cmdSub) { operator = "-"; siOperator.setText("Operator: " + operator); tfNumber1.setVisible(false); tfNumber2.setVisible(true); tfNumber2.setString(""); display.setCurrent(form); isNumber1 = false; } else if (c == cmdMul) { operator = "*"; siOperator.setText("Operator: " + operator); tfNumber1.setVisible(false); tfNumber2.setVisible(true); tfNumber2.setString(""); display.setCurrent(form); isNumber1 = false; } else if (c == cmdDiv) { operator = "/"; siOperator.setText("Operator: " + operator); tfNumber1.setVisible(false); tfNumber2.setVisible(true); tfNumber2.setString(""); display.setCurrent(form); isNumber1 = false; } else if (c == cmdEq) { if (isNumber1) { num1 = tfNumber1.getString(); } else { num2 = tfNumber2.getString(); } nokia dct4 calculator

tfNumber2 = new TextField("Number 2: ", "", 10, TextField.NUMERIC); tfNumber2.setVisible(false); form.append(tfNumber2); StringItem siResult = new StringItem("Result: ", ""); form

public CalculatorMIDlet() { display = Display.getDisplay(this); } StringItem siResult = new StringItem("Result: "

StringItem siOperator = new StringItem("Operator: ", ""); form.append(siOperator);

public void startApp() { Form form = new Form("Calculator");