//===========================================
//  Lumina Desktop source code
//  Copyright (c) 2016, Ken Moore
//  Available under the 3-clause BSD license
//  See the LICENSE file for full details
//===========================================
#ifndef _LUMINA_CALCULATOR_MAIN_UI_H
#define _LUMINA_CALCULATOR_MAIN_UI_H

#include <QMainWindow>
#include <QString>
#include <QChar>

namespace Ui{
	class mainUI;
};

class mainUI : public QMainWindow{
	Q_OBJECT
public:
	mainUI();
	~mainUI();

private slots:
	void start_calc();
    void clear_calc();
    void captureButton1();
    void captureButton2();
    void captureButton3();
    void captureButton4();
    void captureButton5();
    void captureButton6();
    void captureButton7();
    void captureButton8();
    void captureButton9();
    void captureButton0();
    void captureButtonSubtract();
    void captureButtonAdd();
    void captureButtonDivide();
    void captureButtonMultiply();
//    void captureButtonEqual();
    void captureButtonDecimal();


private:
	Ui::mainUI *ui;
	double performOperation(double LHS, double RHS, QChar symbol);
	double strToNumber(QString str); //this is highly-recursive
};
#endif