34 lines
674 B
C++
34 lines
674 B
C++
/**
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* @name 工厂方法模式
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* @brief: 将对象创建委托给子类
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* @note 场景：框架需要扩展多种类型对象（如 UI 控件、游戏角色)
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*/
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class Product {
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public:
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virtual void use() = 0;
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};
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class ConcreteProductA : public Product {
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void use() override { /* 产品A的功能 */ }
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};
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class Creator {
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public:
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virtual Product* createProduct() = 0;
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};
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class ConcreteCreatorA : public Creator {
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Product* createProduct() override {
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return new ConcreteProductA();
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}
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};
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// 使用
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int main()
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{
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Creator* creator = new ConcreteCreatorA();
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Product* product = creator->createProduct();
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product->use();
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return 0;
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} |