架构师训练 - 第三周作业

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发布于: 2020 年 06 月 23 日
作业一1. 请在草稿纸上手写一个单例模式的实现代码，拍照提交作业
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作业二2. 请用组合设计模式编写程序，打印输出图 1 的窗口，窗口组件的树结构如图 2 所示，打印输出示例参考图 3。
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输出结果
代码main.cpp
#include "box.hpp"
#include "button.hpp"
#include "label.hpp"
#include "picture.hpp"
#include "frame.hpp"
#include "winform.hpp"
int main(int argc, char**argv) {
    delete (new WinForm("WINDOW窗口"))
            ->add(new Picture("LOGO图片"))
            ->add(new Button("登录"))
            ->add(new Button("注册"))
            ->add((new Frame("框架"))
                ->add(new Label("用户名"))
                ->add(new TextBox("文本框"))
                ->add(new Label("密码"))
                ->add(new PasswordBox("密码框"))
                ->add(new CheckBox("复选框"))
                ->add(new TextBox("记住用户名"))
                ->add(new LinkLabel("忘记密码")))
                    ->print(1);
    return 0;
}
base.hpp
#ifndef __BASE_HPP_
#define __BASE_HPP_
#include <iostream>
#include <string>
#include <vector>
using namespace std;
class Base {
public :
    Base(std::string name) : name(name) {}
		virtual ~Base() {}
    virtual Base* print(int depth) = 0;
    virtual Base* add(Base* base) = 0;
protected:
    std::string name;
};
class Leaf : public Base {
public:
    Leaf(std::string name) : Base(std::move(name)) {}
		virtual ~Leaf() {}
    Base* print(int depth) {
        cout << std::string(depth, '-') << name.c_str() << endl;
        return this;
    }
private:
    Base * add(Base* base) final {
        return nullptr;
    }
};
class Node : public Base {
public :
    Node(std::string name) : Base(name) {}
    virtual ~Node() {
        for (auto it = list.begin(); it != list.end(); ++it) {
            delete (*it);
      	}
    }
    Base* print(int depth) {
        cout << std::string(depth, '-') << name.c_str() << endl;
        for (auto it = list.begin(); it != list.end(); ++it) {
            (*it)->print(depth + 1);
        }
        return this;
    }
    Base* add(Base* base) {
        list.push_back(base);
        return this;
    }
private:
    std::vector<Base*> list;
};
#endif
box.hpp
#ifndef __BOX_HPP_
#define __BOX_HPP_
#include "base.hpp"
class Box : public Leaf {
public:
    Box(std::string name) : Leaf(std::move(std::string("Box::") + name)) {}
    virtual ~Box() {}
};
class PasswordBox : public Box {
public:
    PasswordBox(std::string name) : Box(std::move(std::string("PasswordBox::") + name)) {}
    virtual ~PasswordBox() {}
};
class CheckBox : public Box {
public:
    CheckBox(std::string name) : Box(std::move(std::string("CheckBox::") + name)) {}
    virtual ~CheckBox() {}
};
class TextBox : public Box {
public:
    TextBox(std::string name) : Box(std::move(std::string("TextBox::") + name)) {}
    virtual ~TextBox() {}
};
#endif
button.hpp
#ifndef __BUTTON_HPP_
#define __BUTTON_HPP_
#include "base.hpp"
class Button : public Leaf {
public:
    Button(std::string name) : Leaf(std::move(std::string("Button::") + name)) {}
    virtual ~Button() {}
};
#endif
frame.hpp
// frame.hpp
#ifndef __FRAME_HPP_
#define __FRAME_HPP_
#include "base.hpp"
class Frame : public Node {
public:
    Frame(std::string name) : Node(std::move(std::string("Frame::") + name)) {}
    virtual ~Frame() {}
};
#endif // !__FRAME_HPP_
label.hpp
#ifndef __LABEL_HPP_
#define __LABEL_HPP_
#include "base.hpp"
class Label : public Leaf {
public:
    Label(std::string name) : Leaf(std::move(std::string("Label::") + name)) {}
    virtual ~Label() {}
};
class LinkLabel : public Label {
public:
    LinkLabel(std::string name) : Label(std::move(std::string("LinkLabel::") + name)) {}
    virtual ~LinkLabel() {}
};
#endif // !__LABEL_HPP_
picture.hpp
#ifndef __PICTURE_HPP_
#define __PICTURE_HPP_
#include "base.hpp"
class Picture : public Leaf {
public:
    Picture(std::string name) : Leaf(std::move(std::string("Picture::") + name)) {}
    virtual ~Picture() {}
};
#endif // !__PICTURE_HPP_
winform.hpp
#ifndef __WINFORM_HPP_
#define __WINFORM_HPP_
#include "base.hpp"
class WinForm : public Node {
public:
    WinForm(std::string name) : Node(std::move(std::string("WinForm::") + name)) {}
    virtual ~WinForm() {}
};
#endif // !__WINFORM_HPP_
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