Strategy_Exercise.cpp

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#include <iostream>
 
#include "Strategy_Exercise.h"
#include "Strategy_ShowEntries_Class.h"
#include "Strategy_SortEntries_Classes.h"
 
 
namespace // Anonymous
{
    using namespace DesignPatternExamples_cpp;
 
    std::vector<EntryInformation> entries =
    {
        // Name, age, height (in inches)
        EntryInformation("Ronnie", 19, 84),
        EntryInformation("Elaine", 29, 71),
        EntryInformation("Jack", 20, 81),
        EntryInformation("Myra", 35, 78),
        EntryInformation("Fred", 18, 88),
    };
 
} // end namespace Anonmyous
 
 
namespace DesignPatternExamples_cpp
{
 
    // ! [Using Strategy in C++]
    void Strategy_Exercise()
    {
        std::cout << std::endl;
        std::cout << "Strategy Exercise" << std::endl;
 
        Strategy_ShowEntries_Class displaySortedByNameAscending(SortOptions::ByName, false);
        displaySortedByNameAscending.ShowEntries(entries);
 
        Strategy_ShowEntries_Class displaySortedByAgeAscending(SortOptions::ByAge, false);
        displaySortedByAgeAscending.ShowEntries(entries);
 
        Strategy_ShowEntries_Class displaySortedByHeightDescending(SortOptions::ByHeight, true);
        displaySortedByHeightDescending.ShowEntries(entries);
 
        std::cout << "  Done." << std::endl;
    }
    // ! [Using Strategy in C++]
 
} // end namespace