Cpp > Programs

cpp Window , list, for_each, functional tutorials

#include <iostream>
#include <list>
#include <functional>
#include <algorithm>
using namespace std;

typedef unsigned int UINT;

class Window
{
public:
Window(UINT newID = 0): mID(newID) {}

void Show() const
{
cout << "Showing window " << mID << "\n";
}

//
// MSVC++ 5 version
//
// int Show()
// {
// cout << "Showing window " << mID << "\n";
// return 0;
// }

private:
UINT mID;
};

int main()
{
// create and add elements to a list of pointers to Window objects
Window* pWin;
list<Window*> winPtrList;

for (UINT winID = 0; winID < 5; ++winID)
{
pWin = new Window(winID);
winPtrList.push_back(pWin);
}
pWin = 0;

// show each window in the list
for_each(winPtrList.begin(), winPtrList.end(), mem_fun(&Window::Show));

return 0;
}