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5. Vue - 小清单实例

时间:2019-09-08 21:59:01      阅读:52      评论:0      收藏:0      [点我收藏+]

标签:charset   空格   ===   通过   row   link   src   默认   根据   

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>小清单</title>
    <link rel="stylesheet" href="../bootstrap/bootstrap/css/bootstrap.min.css">
    <style>
        /*修饰完成事件样式*/
        .doneIcon {
            color: green;
        }

        .doneText {
            text-decoration: line-through;
        }
    </style>
</head>
<body>
    <script src="../vue/vue.js"></script>
    <div class="container">
        <div class="row">
            <div class="col-sm-6 col-sm-offset-3">
                <div class="panel panel-default" style="margin-top: 80px">
                    <div class="panel-heading" style="background-color: rgba(37,176,211,0.26)">
                        <h3 class="panel-title">小清单</h3>
                    </div>

                    <div class="panel-body" id="app">
                        <!--通过form中默认回车提交,但还需要清除掉form的默认的提交事件;调用自定义的addThing事件-->
                        <form action="" v-on:submit.prevent="addThing">

                            <div class="input-group col-sm-6 col-sm-offset-3">

                                <input type="text" class="form-control" placeholder="请输入待办事件" v-model="inputThing.title">
                                <span class="input-group-btn">
                                <button class="btn btn-default" type="button" v-on:click="addThing"><span
                                        class="glyphicon glyphicon-plus"></span></button>
                        </span>
                            </div><!-- /input-group -->
                        </form>

                        <hr>
                        <ul class="list-group">
                            <li class="list-group-item" v-for="(item, index) in things" v-bind:key="index"
                                v-on:click="done(index)">
                                <span class="glyphicon glyphicon-ok-sign" v-bind:class="{doneIcon:item.status}"></span>
                                <span v-bind:class="{doneText:item.status}">{{ item.title }}</span>
                                <span class="glyphicon glyphicon-remove-sign pull-right"
                                      v-on:click="delThing(index)"></span>
                            </li>

                        </ul>
                    </div>
                </div>
            </div>
        </div>
    </div>
    <script>
    let app = new Vue({
        el: '#app',
        data: {
            // 根据设置的status来为完成事件添加样式
            things: [
                {'title': '吃饭', 'status': false},
                {'title': '睡觉', 'status': false},
                {'title': '打豆豆', 'status': false},
            ],
            inputThing: {'title': '', 'status': false},
        },
        methods: {
            addThing() {
                // 如果输入为空或空格(trim)return
                if (this.inputThing.title.trim() === '') {
                    return
                }
                this.things.push(this.inputThing);
                this.inputThing={'title': '', 'status': false}
            },
            // 根据索引删除数组中的数据splice(元素索引,删除几个)=>1,则删除当前元素;不写则删除当前元素及后面的所有
            delThing(index) {
                this.things.splice(index, 1)
            },
            done(index) {
                this.things[index].status = true;
            }
        }
    })
    </script>
</body>
</html>

5. Vue - 小清单实例

标签:charset   空格   ===   通过   row   link   src   默认   根据   

原文地址:https://www.cnblogs.com/hq82/p/11488503.html

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