zl程序教程

您现在的位置是:首页 >  前端

当前栏目

[Angular 2] Passing data to components with @Input

Angular to with Data input Components
2023-09-14 09:00:55 时间

@Input allows you to pass data into your controller and templates through html and defining custom properties. This allows you to easily reuse components, such as item renderers, and have them display different values for each instance of the renderer.

 

todoItemRender.ts

import {Input, Component, View} from "angular2/angular2";

@Component({
    selector: 'todo-item-render'
})
@View({
    template: `
       <div>
           <span [content-editable]="todoinput.status === 'started'">{{todoinput.title}}</span>
           <button (click)="todoinput.toggle()">Toggle</button>
       </div>
    `
})

export class TodoItemRender{
    @Input() todoinput: TodoModel;
}

 

todoList.ts

import {Component, View, NgFor} from 'angular2/angular2';
import {TodoService} from './todoService';
import {TodoItemRender} from './todoItemRender'

@Component({
    selector: 'todo-list'
})
@View({
    directives: [NgFor, TodoItemRender],
    template: `
          <div>
                <todo-item-render
                    *ng-for="#todo of todoService.todos"
                    [todoinput]="todo"
                >
                </todo-item-render>
          </div>
    `
})

export class TodoList{
    constructor(
        public todoService:TodoService
    ){

    }
}