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vue.单选和多选

2024-11-24 21:58:02   203人阅读

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta>
    <title>Document</title>
    <script src="../vue.js"></script>
    <style>
        ul, li {
            list-style-type: none;
        }

        * {
            margin: 0;
            padding: 0;
        }

        .border-1px {
            position: relative;
        }

        .border-1px:after {
            display: block;
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            border-top: 1px solid rgba(7, 17, 27, .1);
            content: ‘ ‘;
        }

        @media (-webkit-min-device-pixel-ratio: 1.5),(min-device-pixel-ratio: 1.5) {
            .border-1px::after {
                -webkit-transform: scaleY(0.7);
                transform: scaleY(0.7);
            }
        }

        @media (-webkit-min-device-pixel-ratio: 2),(min-device-pixel-ratio: 2) {
            .border-1px ::after {
                -webkit-transform: scaleY(0.5);
                transform: scaleY(0.5);
            }
        }

        #example {
            margin: 20px;
        }

        h3 {
            font-size: 26px;
            margin-left: 20px;
            height: 60px;
        }

        .self-radio {
            display: none;
        }

        .self-radio + label {
            -webkit-appearance: none;
            background-color: #fff;
            border: 1px solid #aaa;
            border-radius: 50px;
            display: inline-block;
            position: relative;
            width: 30px;
            height: 30px;
            box-sizing: border-box;
        }

        .self-radio:checked + label {
            border: 1px #47d9bf solid;
        }

        .self-radio:checked + label:after {
            position: absolute;
            top: 9px;
            left: 9px;
            content: ‘ ‘;
            width: 10px;
            height: 10px;
            border-radius: 50px;
            background: #47d9bf;
            box-shadow: 0px 0px 5px 0px #47d9bf;
        }

        .check-area {
            display: inline-block;
            width: 400px;
            padding: 12px 20px;
            border: 1px solid #aaa;
            border-top-left-radius: 4px;
            border-top-right-radius: 4px;
        }

        li {
            height: 60px;
        }

        li .self-radio + label {
            vertical-align: middle;
        }

        li span {
            margin-left: 20px;
            display: inline-block;
            line-height: 60px;
            font-size: 22px;
        }

        p {
            height: 60px;
            line-height: 60px;
            margin-left: 20px;
        }

        p span {
            color: #f00;
        }

        .btn {
            margin: 20px auto;
            width: 100%;
            text-align: center;
        }

        .btn button {
            width: 120px;
            height: 40px;
            line-height: 30px;
            font-size: 16px;
            color: #fff;
            background: #47d9bf;
            border: 1px #23d5b6 solid;
            border-radius: 6px;
            text-align: center;
            outline: none;
        }

        .btn button:hover {
            background: #23d5b6;
        }
    </style>
</head>

<body>
<div id="example">
    <h3>单选按钮</h3>
    <div class="check-area" v-show="items.length!=0">
        <ul>
            <li class="border-1px" v-for="(item,index) in items">
                <input class="self-radio" type="radio"
                       :id="‘radio-‘+item.id"
                       :data-id="‘food-‘+item.id" name="radio"
                       :checked="index==0"
                       :value="item.value"
                       v-model="checkValue">
                <label :for="‘radio-‘+item.id" @click="setCheckValue(item)"></label>
                <span>{{item.value}}</span>
            </li>
        </ul>
        <p>您选择了：<span>{{checkValue}}</span></p>
        <div class="btn">
            <button @click="showCheck(checkId)">按钮</button>
            <span>{{checkId}}</span>
        </div>
    </div>
</div>
<script>
    var itemData = [{id: ‘20170811001‘, value: ‘香蕉‘},
        {id: ‘20170811002‘, value: ‘苹果‘},
        {
            id: ‘20170811003‘,
            value: ‘梨子‘
        }, {id: ‘20170811004‘, value: ‘葡萄‘}]
    //itemData = http://www.mamicode.com/[];
    var vm = new Vue({
        el: ‘#example‘,
        data: {
            items: ‘‘,
            checkValue: ‘‘,
            checkId: ‘‘
        },
        methods: {
            init: function () {

            },
            initData: function () {
                var self = this;
                self.items = itemData;
                if (itemData.length != 0) {
                    self.checkValue = self.items[0].value;
                    self.checkId = ‘food-‘ + self.items[0].id
                }
            },
            setCheckValue: function (item) {
                this.checkId = ‘food-‘ + item.id;
            }
            ,
            showCheck: function () {
                console.log(this.checkId)
            }
        },
        mounted: function () {
            this.initData();
        }
    })

</script>
</body>

</html>

技术分享

 

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta>
    <title>Document</title>
    <script src="../vue.js"></script>
    <style>
        ul, li {
            list-style-type: none;
        }

        * {
            margin: 0;
            padding: 0;
        }

        .border-1px {
            position: relative;
        }

        .border-1px:after {
            display: block;
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            border-top: 1px solid rgba(7, 17, 27, .1);
            content: ‘ ‘;
        }

        @media (-webkit-min-device-pixel-ratio: 1.5),(min-device-pixel-ratio: 1.5) {
            .border-1px::after {
                -webkit-transform: scaleY(0.7);
                transform: scaleY(0.7);
            }
        }

        @media (-webkit-min-device-pixel-ratio: 2),(min-device-pixel-ratio: 2) {
            .border-1px ::after {
                -webkit-transform: scaleY(0.5);
                transform: scaleY(0.5);
            }
        }

        #example {
            margin: 20px;
        }

        h3 {
            font-size: 26px;
            margin-left: 20px;
            height: 60px;
        }

        .self-checkbox {
            display: none;
        }

        .self-checkbox + label {
            margin-top: 16px;
            -webkit-appearance: none;
            background-color: #fff;
            border: 2px solid #aaa;
            border-radius: 5px;
            display: inline-block;
            position: relative;
            width: 30px;
            height: 30px;
            box-sizing: border-box;
            vertical-align: top;
        }

        .self-checkbox:checked + label {
            border: 2px #47d9bf solid;
        }

        .self-checkbox:checked + label:after {
            display: inline-block;
            text-align: center;
            content: ‘√‘;
            width: 100%;
            height: 30px;
            line-height: 26px;
            color: #47d9bf;
            font-size: 18px;
            text-shadow: 0px 0px 5px #47d9bf;
        }

        .check-area {
            display: inline-block;
            width: 400px;
            padding: 12px 20px;
            border: 1px solid #aaa;
            border-top-left-radius: 4px;
            border-top-right-radius: 4px;
        }

        li {
            height: 60px;
        }

        li .self-radio + label {
            vertical-align: middle;
        }

        li span {
            margin-left: 20px;
            display: inline-block;
            line-height: 60px;
            font-size: 22px;
        }

        p {
            height: 60px;
            line-height: 60px;
            margin-left: 20px;
        }

        p span {
            color: #f00;
        }

        .btn {
            margin: 20px auto;
            width: 100%;
            text-align: center;
        }

        .btn button {
            width: 120px;
            height: 40px;
            line-height: 30px;
            font-size: 16px;
            color: #fff;
            background: #47d9bf;
            border: 1px #23d5b6 solid;
            border-radius: 6px;
            text-align: center;
            outline: none;
        }

        .btn button:hover {
            background: #23d5b6;
        }
    </style>
</head>

<body>
<div id="example">
    <h3>多选按钮</h3>
    <div class="check-area" v-show="items.length!=0">
        <ul>
            <li class="border-1px" v-for="(item,index) in items">
                <input class="self-checkbox" type="checkbox"
                       :id="‘checkbox-‘+item.id"
                       :data-id="‘food-‘+item.id" name="radio"
                       :value="item.value"
                       v-model="checkValues"
                       @click="setCheckValue($event,item)">
                <label :for="‘checkbox-‘+item.id"></label>
                <span>{{item.value}}</span>
            </li>
        </ul>
        <p>您选择了：<span v-show="checkValues.length">{{filterCheckValues}}</span></p>
        <div class="btn">
            <button @click="showCheck(checkIds)">按钮</button>
            <span v-show="checkIds.length">{{checkIds}}</span>
        </div>
    </div>
</div>
<script>
    var itemData = [{id: ‘20170811001‘, value: ‘香蕉‘},
        {id: ‘20170811002‘, value: ‘苹果‘},
        {
            id: ‘20170811003‘,
            value: ‘梨子‘
        }, {id: ‘20170811004‘, value: ‘葡萄‘}]
    //itemData = http://www.mamicode.com/[];
    var vm = new Vue({
        el: ‘#example‘,
        data: {
            items: ‘‘,
            checkValues: [],
            checkIds: []
        },
        computed: {
            filterCheckValues: function () {
                var value = this.checkValues;
                var reValue = ‘‘;
                for (var i = 0; i < value.length; i++) {
                    reValue += value[i] + ‘、‘
                }
                reValue = reValue.substring(0, reValue.length - 1)
                return reValue;
            }
        },
        methods: {
            initData: function () {
                var self = this;
                self.items = itemData;
                if (itemData.length != 0) {
//                    self.checkValues[0] = self.items[0].value;
//                    self.checkIds[0] = ‘food-‘ + self.items[0].id;
                }
            },
            setCheckValue: function (ev, item) {
                var id = ‘food-‘ + item.id;
                if (ev.target.checked) {
                    this.checkIds.push(id);
                } else if (this.checkIds.indexOf(id) > -1) {
                    this.checkIds.remove(id);
                }
            }
            ,
            showCheck: function () {
                console.log(this.checkIds)
            }
        },
        filter: {},
        mounted: function () {
            this.initData();
        }
    })
    Array.prototype.remove = function (val) {
        var index = this.indexOf(val);
        if (index > -1) {
            this.splice(index, 1);
        }
    };
</script>
</body>

</html>

 

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vue.单选和多选


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