display.h

#include <iostream>
#include <Windows.h>
#include <conio.h>
#include <vector>
#include <string>
#include "arrowDisplay.h"
#define KEY_UP 72
#define KEY_DOWN 80

//Inputted a vector of values and will display them in a menu type manner
//and return the question they selected

std::string Display(std::vector<std::string> values)
{
    bool entered = false;
    int arrow = 0;
    std::string output;

    //Initilises screen
	Draw(values, arrow, entered);

    //Tests to see if any values have been selectd. If not it will continue
	while (!entered)
	{
        if(_kbhit())
        {
            //Sees if arrow keys or enter has been pressed and moves arrow up and down
            char c = _getch();
            if (c == 0)
            {
                switch(_getch())
                {
                    //Sees if up arrow has been pressed
                    case KEY_UP:
                        arrow--;
                        if (arrow < 0)
                        {
                            arrow = values.size()-1;
                            Draw(values, arrow, entered);
                        }
                        else
                            Draw(values, arrow, entered);
                        break;
                    
                    //Sees if down arrow has been pressed
                    case KEY_DOWN:
                        arrow++;
                        if (arrow >= values.size())
                        {
                            arrow = 0;
                            Draw(values, arrow, entered);
                        }
                        else
                            Draw(values, arrow, entered);
                        break;
                }
            }
            else
                switch(c)
                {
                    //Sees if enter has been pressed
                    case '\r':
                        entered = true;
                        output = Draw(values, arrow, entered);
                        system("cls");
                        //cout << "\n  " << output << "\n" << endl;
                        break;
                }
        }
	}
    return output;
}