类模板与类方法模板

  1 // TemplateTest.cpp : 定义控制台应用程序的入口点。
  2 
  3 
  4 #include "stdafx.h"
  5 #include <iostream>
  6 /*非模板定义类*/
  7 class NewTest
  8 {
  9 public:
 10     NewTest(int t)
 11     {
 12       mOut = t;
 13     }
 14 
 15     virtual int action(int mIn)
 16     {
 17        mRes = mIn + mOut;
 18        return (mRes);
 19     }
 20     static void go()//声明为static，只能用类名调用：：
 21     {
 22         std::cout<<"NewTest go ...."<<std::endl;
 23     }
 24 private:
 25     int mOut;
 26     int mRes;
 27 };
 28 
 29 /*单参数列表*/
 30 template <typename T>
 31 class Test
 32 {
 33 public:
 34     Test(T t)
 35     {
 36       mOut = t;
 37     }
 38 
 39     virtual T action(T mIn)
 40     {
 41        mRes = mIn + mOut;
 42        return (mRes);
 43     }
 44     virtual void go()
 45     {
 46         std::cout<<"Test go ...."<<std::endl;
 47     }
 48 private:
 49     T mOut;
 50     T mRes;
 51 };
 52 /*多参数列表*/
 53 template <typename T,typename E>
 54 class Travel
 55 {
 56 public:
 57     Travel():mBeg(1)
 58     {
 59     }
 60     virtual ~Travel()
 61     {
 62     }
 63     virtual T Direction(E mIn)
 64     {
 65       mBeg++;
 66       if(mBeg == 2)
 67          return (mIn*2);
 68       return mIn;
 69     }
 70 private:
 71     E mBeg;
 72     E mIn;
 73 };
 74 /*多参数列表*/
 75 template<typename T,class E>
 76 class MyTest
 77 {
 78 public:
 79     MyTest():mInput(1)
 80     {
 81     }
 82     virtual ~MyTest()
 83     {
 84     }
 85     virtual void print(T mPut)
 86     {
 87         E::go();
 88         mInput++;
 89         std::cout<<(mInput + mPut)<<std::endl;
 90     }
 91 private:
 92     T mInput;
 93 };
 94 
 95 int _tmain(int argc, _TCHAR* argv[])
 96 {
 97     Test<int> test1(5);
 98     std::cout<<test1.action(1)<<std::endl;
 99     Test<double> test2(6.6);
100     std::cout<<test2.action(1.7)<<std::endl;
101 
102     Travel<double,int> tra;
103     std::cout<<tra.Direction(6)<<std::endl;
104 
105     MyTest<int,NewTest> mytest;
106     mytest.print(7);
107     return 0;
108 }