Using bit fields. : enum « Data Type « C++

1. C++
2. Data Type
3. enum

Using bit fields.

  
#include <iostream>
#include <string.h>
using namespace std;

enum STATUS { FullTime, PartTime } ;
enum GRADLEVEL { UnderGrad, Grad } ;
enum HOUSING { Dorm, OffCampus };
enum FOODPLAN { OneMeal, AllMeals, WeekEnds, NoMeals };

class student
{
 public:
 student():
     myStatus(FullTime),
     myGradLevel(UnderGrad),
     myHousing(Dorm),
     myFoodPlan(NoMeals)
     {}
     ~student(){}
     STATUS GetStatus();
     void SetStatus(STATUS);
     unsigned GetPlan() { return myFoodPlan; }

 private:
    unsigned myStatus : 1;
    unsigned myGradLevel: 1;
    unsigned myHousing : 1;
    unsigned myFoodPlan : 2;
 };

 STATUS student::GetStatus()
 {
    if (myStatus)
       return FullTime;
    else
       return PartTime;
 }
 void student::SetStatus(STATUS theStatus)
 {
    myStatus = theStatus;
 }


 int main()
 {
    student Jim;

    if (Jim.GetStatus()== PartTime)
       cout << "Jim is part time" << endl;
    else
       cout << "Jim is full time" << endl;

    Jim.SetStatus(PartTime);

    if (Jim.GetStatus())
       cout << "Jim is part time" << endl;
    else
       cout << "Jim is full time" << endl;

    cout << "Jim is on the " ;

    char Plan[80];
    switch (Jim.GetPlan())
    {
       case  OneMeal: strcpy(Plan,"One meal"); break;
       case  AllMeals: strcpy(Plan,"All meals"); break;
       case WeekEnds: strcpy(Plan,"Weekend meals"); break;
       case NoMeals: strcpy(Plan,"No Meals");break;
       default : cout << "Something bad went wrong!\n"; break;
    }
    cout << Plan << " food plan." << endl;
  return 0;
}
  
    
  

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