「架构师训练营」第 3 周作业 - 组合模式

package com.company;

/**
 * @Author: forest
 * @CreateTime: 2020-06-24 23:48
 * @Description: 窗口
 */
public interface Form {

    void addPart(Form form);
    void display();

}


package com.company;

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

/**
 * @Author: forest
 * @CreateTime: 2020-06-24 23:49
 * @Description:
 */
public class Button implements Form {

    private List<Form> list = new ArrayList<>();

    private String name;

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

    @Override
    public void addPart(Form form) {
        list.add(form);
    }

    @Override
    public void display() {
        for (Form f : list) {
            f.display();
        }
    }
}


package com.company;

/**
 * @Author: forest
 * @CreateTime: 2020-06-25 00:03
 * @Description: 点击按钮
 */
public class ClickButtion implements Form {

    private String name;

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

    @Override
    public void addPart(Form form) {

    }

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


package com.company;

public class Main {

    public static void main(String[] args) {

        Button root = new Button("WinForm");

        ClickButtion b1 = new ClickButtion("Picture");
        ClickButtion b2 = new ClickButtion("Button");
        ClickButtion b3 = new ClickButtion("Button");

        Button broot = new Button("Frame");

        root.addPart(b1);
        root.addPart(b2);
        root.addPart(b3);
        root.addPart(broot);

        ClickButtion button = new ClickButtion("1");
        ClickButtion button1 = new ClickButtion("2");
        ClickButtion button2 = new ClickButtion("3");

        Button broot3 = new Button("Frame");

        broot.addPart(button);
        broot.addPart(button1);
        broot.addPart(button2);
        broot.addPart(broot3);

        ClickButtion button4 = new ClickButtion("4");
        ClickButtion button5 = new ClickButtion("5");
        ClickButtion button6 = new ClickButtion("6");
        broot3.addPart(button4);
        broot3.addPart(button5);
        broot3.addPart(button6);

        root.display();


    }
}