cocos2dx3.2 从引擎中学到的一招，创建新类，构造函数和虚析构函数都应该是保护类型

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@H_696_3@

#include <iostream>@H_696_3@

#include <vector>@H_696_3@

using namespace std;@H_696_3@

class Node@H_696_3@

{@H_696_3@

public:@H_696_3@

static Node* create();@H_696_3@

void autorelease(); @H_696_3@

protected:@H_696_3@

Node();@H_696_3@

virtual bool init();@H_696_3@

virtual ~Node(); @H_696_3@

};@H_696_3@

@H_696_61@ @H_696_3@

void Node::autorelease()@H_696_3@

{@H_696_3@

delete this;@H_696_3@

}@H_696_3@

Node* Node::create()@H_696_3@

{@H_696_3@

auto sp = new Node(); @H_696_3@

if(sp && sp->init())@H_696_3@

{@H_696_3@

@H_696_3@

}@H_696_3@

else@H_696_3@

{@H_696_3@

delete sp; @H_696_3@

} @H_696_3@

return sp;@H_696_3@

}@H_696_3@

@H_696_61@ @H_696_3@

Node::Node()@H_696_3@

{@H_696_3@

}@H_696_3@

Node::~Node()@H_696_3@

{@H_696_3@

cout << "the Node is destructed" << endl;@H_696_3@

}@H_696_3@

@H_696_61@ @H_696_3@

bool Node::init()@H_696_3@

{@H_696_3@

return true; @H_696_3@

}@H_696_3@

class Player : public Node@H_696_3@

{@H_696_3@

public:@H_696_3@

static Player* create();@H_696_3@

protected:@H_696_3@

Player();@H_696_3@

virtual ~Player();@H_696_3@

virtual bool init();@H_696_3@

@H_696_3@

};@H_696_3@

@H_696_61@ @H_696_3@

Player::Player()@H_696_3@

{@H_696_3@

}@H_696_3@

Player::~Player()@H_696_3@

{@H_696_3@

cout << "the player is destructed" << endl;@H_696_3@

}@H_696_3@

@H_696_61@ @H_696_3@

@H_696_61@ @H_696_3@

Player* Player::create()@H_696_3@

{@H_696_3@

auto sp = new Player();@H_696_3@

@H_696_3@

if(sp && sp->init())@H_696_3@

{@H_696_3@

@H_696_3@

}@H_696_3@

else@H_696_3@

{@H_696_3@

delete sp;@H_696_3@

@H_696_3@

}@H_696_3@

@H_696_3@

return sp;@H_696_3@

@H_696_3@

@H_696_3@

}@H_696_3@

@H_696_61@ @H_696_3@

bool Player::init()@H_696_3@

{@H_696_3@

return true;@H_696_3@

@H_696_3@

}@H_696_3@

@H_696_61@ @H_696_3@

int main()@H_696_3@

{@H_696_3@

auto sp = Player::create();@H_696_3@

sp->autorelease(); @H_696_3@

@H_696_3@

return 0;@H_696_3@

}@H_696_3@

结果输出：@H_696_3@

@H_696_3@

the player is destructed@H_696_3@

the Node is destructed@H_696_3@

Program ended with exit code: 0@H_696_3@

大佬总结

以上是大佬教程为你收集整理的cocos2dx3.2 从引擎中学到的一招，创建新类，构造函数和虚析构函数都应该是保护类型全部内容，希望文章能够帮你解决cocos2dx3.2 从引擎中学到的一招，创建新类，构造函数和虚析构函数都应该是保护类型所遇到的程序开发问题。

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