架构师训练营第三周作业

/**
 * 元素
 */
public interface Element {
    /**
     * 打印
     */
    void print();
    /**
     * 打印
     * @param prefix 前缀
     */
    void print(String prefix);
}
public abstract class AbstractElement implements Element {
    private String text;
    protected AbstractElement(){
    }
    public AbstractElement(String text){
        this.text=text;
    }
    public void print() {
        System.out.println(this.getType()+"("+this.text+")");
    }
    public void print(String prefix) {
        System.out.println(prefix+this.getType()+"("+this.text+")");
    }
    public abstract String getType();
}
/**
 * Button
 */
public class Button extends AbstractElement {
    public Button(String text){
        super(text);
    }
    @Override
    public String getType() {
        return "Button";
    }
}
/**
 * CheckBox
 */
public class CheckBox extends AbstractElement {
    public CheckBox(String text){
        super(text);
    }
    @Override
    public String getType() {
        return "CheckBox";
    }
}
/**
 * Label
 */
public class Label extends AbstractElement {
    public Label(String text){
        super(text);
    }
    @Override
    public String getType() {
        return "Label";
    }
}
/**
 * LinkLabel
 */
public class LinkLabel extends AbstractElement {
    public LinkLabel(String text){
        super(text);
    }
    @Override
    public String getType() {
        return "LinkLabel";
    }
}
/**
 * PasswordBox
 */
public class PasswordBox extends AbstractElement {
    public PasswordBox(String text){
        super(text);
    }
    @Override
    public String getType() {
        return "PasswordBox";
    }
}
/**
 * 图片
 */
public class Picture extends AbstractElement {
    public Picture(String text){
        super(text);
    }
    @Override
    public String getType() {
        return "Picture";
    }
}
/**
 * TextBox
 */
public class TextBox extends AbstractElement {
    public TextBox(String text){
        super(text);
    }
    @Override
    public String getType() {
        return "TextBox";
    }
}
/**
 * 容器元素
 */
public abstract class Container extends AbstractElement {
    private List<Element> elements=new ArrayList<Element>();
    protected String prefix=" ";
    protected Container(){
    }
    public Container(String text){
        super(text);
    }
    @Override
    public void print() {
        super.print();
        for(Element element:elements){
            element.print(prefix);
        }
    }
    @Override
    public void print(String prefix) {
        super.print(prefix);
        for(Element element:elements){
            element.print(prefix+this.prefix);
        }
    }
    public void addEle(Element element){
        this.elements.add(element);
    }
    public void removeEle(Element element){
        this.elements.remove(element);
    }
}
/**
 * Frame
 */
public class Frame extends Container {
    public Frame(String text){
        super(text);
    }
    @Override
    public String getType() {
        return "Frame";
    }
}
/**
 * WinForm
 */
public class WinForm extends Container {
    public WinForm(String text) {
        super(text);
    }
    @Override
    public String getType() {
        return "WinForm";
    }
}

WinForm(WINDOW窗体)
 Picture(LOGO图片)
 Button(登录)
 Button(注册)
 Frame(FRAME1)
  Label(用户名)
  TextBox(文本框)
  Label(密码)
  PasswordBox(密码框)
  CheckBox(复选框)
  TextBox(记住用户名)
  LinkLabel(忘记密码)