for_clg_pre.h

在本实例中,实现了单体模式,工厂模式,门面模式以及STL编程

#pragma once
#ifndef FOR_CLG_PRE_H
#define FOR_CLG_PRE_H
#include "clg_pre.h"
#include "student.h"
#include"for_stu1.h"
#include<vector>
#include"string"
#include"iostream"
using namespace std;
class for_clg_pre:public clg_pre
{
public:
	vector<CString> v_Student;
	vector<CString>::iterator it;
	static for_clg_pre *for_pre;
	for_clg_pre()
	{
	   this->name="wangli";
	   v_Student.push_back("2005201");
	   v_Student.push_back("2005202");
	   v_Student.push_back("2005203");
	}
	student* zhaodao(CString strid)
	{   
		v_Student.rbegin();
		for(it=v_Student.begin();it<v_Student.end();it++)
		{
			if(strid==*it)
		  {  
			  return new for_stu(strid);
		  }
		}
		return NULL;
	}
	static for_clg_pre* createpre()
   {
   if(for_pre==NULL)
   {
      for_pre=new for_clg_pre();
   }
   return for_pre;
   }
};
//for_clg_pre *for_clg_pre::for_pre=NULL;


#endif