<template> 
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    <view class="u-row" :style="{ 
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            alignItems: uAlignItem, 
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            justifyContent: uJustify 
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        }" 
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        @tap="click" 
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    > 
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        <slot /> 
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    </view> 
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</template> 
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<script> 
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    /** 
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     * row 行布局 
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     * @description 通过基础的 12 分栏,迅速简便地创建布局。 
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     * @tutorial https://www.uviewui.com/components/layout.html#row-props 
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     * @property {String Number} gutter 栅格间隔,左右各为此值的一半,单位rpx(默认0) 
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     * @property {String} justify 水平排列方式(微信小程序暂不支持)默认(start(或flex-start)) 
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     * @property {String} align 垂直排列方式(默认center) 
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     * @example <u-row gutter="16"></u-row> 
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     */ 
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    export default { 
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        name: "u-row", 
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        props: { 
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            // 给col添加间距,左右边距各占一半 
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            gutter: { 
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                type: [String, Number], 
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                default: 20 
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            }, 
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            // 水平排列方式,可选值为`start`(或`flex-start`)、`end`(或`flex-end`)、`center`、`around`(或`space-around`)、`between`(或`space-between`) 
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            justify: { 
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                type: String, 
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                default: 'start' 
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            }, 
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            // 垂直对齐方式,可选值为top、center、bottom 
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            align: { 
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                type: String, 
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                default: 'center' 
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            }, 
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            // 是否阻止事件传播 
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            stop: { 
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                type: Boolean, 
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                default: true 
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            } 
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        }, 
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        computed: { 
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            uJustify() { 
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                if (this.justify == 'end' || this.justify == 'start') return 'flex-' + this.justify; 
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                else if (this.justify == 'around' || this.justify == 'between') return 'space-' + this.justify; 
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                else return this.justify; 
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            }, 
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            uAlignItem() { 
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                if (this.align == 'top') return 'flex-start'; 
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                if (this.align == 'bottom') return 'flex-end'; 
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                else return this.align; 
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            } 
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        }, 
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        methods: { 
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            click(e) { 
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                this.$emit('click'); 
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            } 
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        } 
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    } 
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</script> 
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<style lang="scss"> 
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    @import "../../libs/css/style.components.scss"; 
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    .u-row { 
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        // 由于微信小程序编译后奇怪的页面结构,只能使用float布局实现,flex无法实现 
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        /* #ifndef MP-WEIXIN || MP-QQ || MP-TOUTIAO */ 
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        @include vue-flex; 
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        /* #endif */ 
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        flex-wrap: wrap; 
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    } 
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    .u-row:after { 
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        /* #ifdef MP-WEIXIN || MP-QQ || MP-TOUTIAO */ 
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        display: table; 
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        clear: both; 
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        content: ""; 
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        /* #endif */ 
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    } 
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</style> 
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