estudo-vue/index.8.html at master · Gabrielxp/estudo-vue · GitHub

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<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <title>MEU VUEJS</title>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">

</head>
<body >

    <div id="app" >
        <nav-bar></nav-bar>
    </div>

    <template id="menu">
        <ul class="navbar-nav mr-auto">
            <li class="nav-item active" v-for="(item, index) in itens">
                <a @click="emitClick(index)" class="nav-link" href="#">{{item.label}} </a>
            </li>
        </ul>
    </template>

    <template id="nav">

        <nav class="navbar navbar-expand-lg navbar-light bg-light">
                <a class="navbar-brand" href="#">Navbar</a>

                <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
                    <span class="navbar-toggler-icon"></span>
                </button>


                <div class="collapse navbar-collapse" id="navbarSupportedContent">

                    <menu-bar @emit-click="getLink" :itens="topNav"></menu-bar>

                    <form class="form-inline my-2 my-lg-0">
                    <input class="form-control mr-sm-2" type="search" placeholder="Search" aria-label="Search">
                    <button class="btn btn-outline-success my-2 my-sm-0" type="submit">Search</button>
                    </form>
                </div>
                </nav>

    </template>


    <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>

    <script>

        /* ENVIANDO DADOS ENTRE COMPONENTE PARENTES */

        Vue.component('nav-bar', {
            template: "#nav",
            data (){
                return {
                    topNav: [{label: 'Home'}, {label:'Link'}, {label: 'Infos'}]
                }
            },
            methods:{
                getLink(index){
                    alert(this.topNav[index].label)
                }
            }
        });

        Vue.component('menu-bar', {
            template: "#menu",
            props:['itens'],
            methods: {
                emitClick(index){
                    this.$emit('emit-click', index);
                }
            }
        });

        var app = new Vue({
            el: "#app",
            data:{
                titulo:"Gabriel"

            }
        });
    </script>

</body>
</html>