temptemp2.cpp

C++编程思想的源代码。需要的朋友就下载吧。都是已经写好了的源代码。

//: C05:TempTemp2.cpp
// From "Thinking in C++, Volume 2", by Bruce Eckel & Chuck Allison.
// (c) 1995-2004 MindView, Inc. All Rights Reserved.
// See source code use permissions stated in the file 'License.txt',
// distributed with the code package available at www.MindView.net.
// A multi-variate template template parameter.
#include <cstddef>
#include <iostream>
using namespace std;

template<class T, size_t N> class Array {
  T data[N];
  size_t count;
public:
  Array() { count = 0; }
  void push_back(const T& t) {
    if(count < N)
      data[count++] = t;
  }
  void pop_back() {
    if(count > 0)
      --count;
  }
  T* begin() { return data; }
  T* end() { return data + count; }
};

template<class T,size_t N,template<class,size_t> class Seq>
class Container {
  Seq<T,N> seq;
public:
  void append(const T& t) { seq.push_back(t); }
  T* begin() { return seq.begin(); }
  T* end() { return seq.end(); }
};

int main() {
  const size_t N = 10;
  Container<int, N, Array> container;
  container.append(1);
  container.append(2);
  int* p = container.begin();
  while(p != container.end())
    cout << *p++ << endl;
} ///:~