第三周作业

package tests
import (
	"container/list"
	"fmt"
	"testing"
)
type Component interface {
	do()
}
type LeafElement struct {
	name string
}
func (leafElement LeafElement) do() {
	fmt.Println("print " + leafElement.name)
}
type ContainerElement struct {
	*list.List
	name string
}
func (containerElement ContainerElement) do() {
	fmt.Println("print " + containerElement.name)
	for e := containerElement.Front(); e != nil; e = e.Next() {
		e.Value.(Component).do()
	}
}
func (containerElement ContainerElement) addComponent(component Component) {
	containerElement.PushBack(component)
}
func TestPrintComponent(t *testing.T) {
	window := ContainerElement{
		List: list.New(),
		name: "WinForm(WINDOW窗口)"}
	logo := LeafElement{name: "Picture(LOGO图片)"}
	window.addComponent(logo)
	loginButton := LeafElement{name: "Button(登录)"}
	registerButton := LeafElement{name: "Button(注册)"}
	window.addComponent(loginButton)
	window.addComponent(registerButton)
	frame := ContainerElement{
		List: list.New(),
		name: "Frame(FRAME1)",
	}
	userNameLable := LeafElement{name: "Lable(用户名)"}
	userNameText := LeafElement{name: "TextBox(文本框)"}
	passwordLable := LeafElement{name: "Lable(密码)"}
	passwordText := LeafElement{name: "PasswordBox(密码框)"}
	checkbox := LeafElement{name: "CheckBox(复选框)"}
	rememberUserNameLable := LeafElement{name: "TextBox(记住用户名)"}
	forgetPasswordLink := LeafElement{name: "LinkLable(忘记密码)"}
	frame.addComponent(userNameLable)
	frame.addComponent(userNameText)
	frame.addComponent(passwordLable)
	frame.addComponent(passwordText)
	frame.addComponent(checkbox)
	frame.addComponent(rememberUserNameLable)
	frame.addComponent(forgetPasswordLink)
	window.addComponent(frame)
	window.do()
}

//输出
print WinForm(WINDOW窗口)
print Picture(LOGO图片)
print Button(登录)
print Button(注册)
print Frame(FRAME1)
print Lable(用户名)
print TextBox(文本框)
print Lable(密码)
print PasswordBox(密码框)
print CheckBox(复选框)
print TextBox(记住用户名)
print LinkLable(忘记密码)