架构师训练营第三周作业

#include <iostream>
#include <string>
#include <vector>
using namespace std;
class Component {
public:
	Component(string type, string name) : _type(type), _name{name} {}
	virtual void draw(ostream &os) {
		os << "print " << _type << "(" << _name << ")" << endl;
	}
private:
	string _type;
	string _name;
};
class Button : public Component {
public:
	Button(string name) : Component("Button", name) {}
};
class Picture : public Component {
public:
	Picture(string name) : Component("Picture", name) {}
};
class Label : public Component {
public:
	Label(string name) : Component("Label", name) {}
};
class TextBox : public Component {
public:
	TextBox(string name) : Component("TextBox", name) {}
};
class PasswordBox : public Component {
public:
	PasswordBox(string name) : Component("PasswordBox", name) {}
};
class CheckBox : public Component {
public:
	CheckBox(string name) : Component("CheckBox", name) {}
};
class LinkLable : public Component {
public:
	LinkLable(string name) : Component("LinkLable", name) {}
};
class Composite : public Component {
public:
	Composite(string type, string name) : _list{}, Component(type, name) {}
	virtual void draw(ostream &os) override {
		Component::draw(os);
		for (auto p : _list) {
			p->draw(os);
		}
	}
	void addComponent(Component *component) {
		_list.push_back(component);
	}
	~Composite() {
		for (auto p : _list) {
			delete p;
		}
	}
private:
	vector<Component*> _list;
};
class WinForm : public Composite {
public:
	WinForm(string name) : Composite("WinForm", name) {}
};
class Frame : public Composite {
public:
	Frame(string name) : Composite("Frame", name) {}
};
int main() {
	Composite* p_win = new WinForm("WINDOW窗口");
	Composite* p_frame = new Frame("FRAME1");
	p_win->addComponent(new Picture("LOGO图片"));
	p_win->addComponent(new Button("登录"));
	p_win->addComponent(new Button("注册"));
	p_win->addComponent(p_frame);
	p_frame->addComponent(new Label("用户名"));
	p_frame->addComponent(new TextBox("文本框"));
	p_frame->addComponent(new Label("密码"));
	p_frame->addComponent(new PasswordBox("密码框"));
	p_frame->addComponent(new CheckBox("复选框"));
	p_frame->addComponent(new TextBox("记住用户名"));
	p_frame->addComponent(new LinkLable("忘记密码"));
	p_win->draw(cout);
	delete p_win;
	return 0;
}