week3

import java.util.ArrayList;
import java.util.List;

public class Drive {

    public static void main(String[] args) {
        Window window = new Window();
        Picture picture = new Picture();
        Button login = new Button("登录");
        Button register = new Button("注册");
        Frame frame = new Frame();
        Label userName = new Label("用户名");
        TextBox textBox = new TextBox("文本框");
        Label password = new Label("密码");
        PassWordBox passWordBox = new PassWordBox();
        CheckBox checkBox = new CheckBox();
        TextBox saveUserName = new TextBox("记住用户密码");
        LinkLabel linkLabel = new LinkLabel("忘记密码");

        window.addComponent(picture);

        window.addComponent(login);
        window.addComponent(register);

        window.addComponent(frame);
        
        frame.addComponent(userName);
        frame.addComponent(textBox);
        frame.addComponent(password);
        frame.addComponent(passWordBox);
        frame.addComponent(checkBox);
        frame.addComponent(saveUserName);
        frame.addComponent(linkLabel);

        window.print();
    }
}

interface Component {
    void print();
}

abstract class Container implements Component {
    private final List<Component> list = new ArrayList<>();
    private final String name;

    public void addComponent(Component component) {
        list.add(component);
    }

    public Container(String name) {
        this.name = name;
    }

    @Override
    public void print() {
        System.out.println(name);
        for (Component component : list) {
            component.print();
        }
    }
}

class Window extends Container {

    public Window() {
        super("WINDOW窗口");
    }
}

class Picture implements Component {

    @Override
    public void print() {
        System.out.println("LOGO图片");
    }
}

class Button implements Component {
    private final String name;

    public Button(String name) {
        this.name = name;
    }

    @Override
    public void print() {
        System.out.println(name);
    }
}

class Frame extends Container {

    public Frame() {
        super("FRAME1");
    }
}

class Label implements Component {
    private final String name;

    public Label(String name) {
        this.name = name;
    }

    @Override
    public void print() {
        System.out.println(name);
    }
}

class TextBox implements Component {
    private final String name;

    public TextBox(String name) {
        this.name = name;
    }

    @Override
    public void print() {
        System.out.println(name);
    }
}

class PassWordBox implements Component {

    @Override
    public void print() {
        System.out.println("密码框");
    }
}

class CheckBox implements Component {

    @Override
    public void print() {
        System.out.println("复选框");
    }
}

class LinkLabel extends Label {

    public LinkLabel(String name) {
        super(name);
    }
}