直接发源代码
#include <iostream>
#include <windows.h>
using namespace std;
class Ref
{
protected:
Ref(){isLoop = false;}
virtual void update(){cout<< "super loop" << endl;}
bool isLoop;
public:
void unScheduleUpdate(){isLoop = false;}
void ScheduleUpdate(){isLoop = true;}
void mainLoop(){if (isLoop)this->update();}
};
class myClass :public Ref
{
public:
virtual void update(){cout << "this loop" << endl;}
};
int main(int argc, char* argv[])
{
Ref*ref = new myClass;
ref->ScheduleUpdate();
for (;;)
{
cout << "loop" << endl;
Sleep(500);
ref->mainLoop();
ref->unScheduleUpdate();
}
return(0);
}- #include <iostream>
- #include <windows.h>
- using namespace std;
- class Ref
- {
- protected:
- Ref(){isLoop = false;}
- virtual void update(){cout<< "super loop" << endl;}
- bool isLoop;
- public:
- void unScheduleUpdate(){isLoop = false;}
- void ScheduleUpdate(){isLoop = true;}
- void mainLoop(){if (isLoop)this->update();}
- };
- class myClass :public Ref
- {
- public:
- virtual void update(){cout << "this loop" << endl;}
- };
- int main(int argc, char* argv[])
- {
- Ref*ref = new myClass;
- ref->ScheduleUpdate();
- for (;;)
- {
- cout << "loop" << endl;
- Sleep(500);
- ref->mainLoop();
- ref->unScheduleUpdate();
- }
- return(0);
- }
#include <iostream>
#include <windows.h>
using namespace std;
class Ref
{
protected:
Ref(){isLoop = false;}
virtual void update(){cout<< "super loop" << endl;}
bool isLoop;
public:
void unScheduleUpdate(){isLoop = false;}
void ScheduleUpdate(){isLoop = true;}
void mainLoop(){if (isLoop)this->update();}
};
class myClass :public Ref
{
public:
virtual void update(){cout << "this loop" << endl;}
};
int main(int argc, char* argv[])
{
Ref*ref = new myClass;
ref->ScheduleUpdate();
for (;;)
{
cout << "loop" << endl;
Sleep(500);
ref->mainLoop();
ref->unScheduleUpdate();
}
return(0);
}其结果和cocos scheduleUpdate定时器 功能一致，
这个问题困扰了很久，原因是c++基础更不扎实，该功能是典型的虚函数应用