You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

158 lines
3.2 KiB

10 months ago
<template>
<view class="u-col" :class="[
'u-col-' + span
]" :style="{
padding: `0 ${Number(gutter)/2 + 'rpx'}`,
marginLeft: 100 / 12 * offset + '%',
flex: `0 0 ${100 / 12 * span}%`,
alignItems: uAlignItem,
justifyContent: uJustify,
textAlign: textAlign
}"
@tap="click">
<slot></slot>
</view>
</template>
<script>
/**
* col 布局单元格
* @description 通过基础的 12 分栏迅速简便地创建布局搭配<u-row>使用
* @tutorial https://www.uviewui.com/components/layout.html
* @property {String Number} span 栅格占据的列数总12等分默认0
* @property {String} text-align 文字水平对齐方式默认left
* @property {String Number} offset 分栏左边偏移计算方式与span相同默认0
* @example <u-col span="3"><view class="demo-layout bg-purple"></view></u-col>
*/
export default {
name: "u-col",
emits: ["click"],
props: {
// 占父容器宽度的多少等分,总分为12份
span: {
type: [Number, String],
default: 12
},
// 指定栅格左侧的间隔数(总12栏)
offset: {
type: [Number, String],
default: 0
},
// 水平排列方式,可选值为`start`(或`flex-start`)、`end`(或`flex-end`)、`center`、`around`(或`space-around`)、`between`(或`space-between`)
justify: {
type: String,
default: 'start'
},
// 垂直对齐方式,可选值为top、center、bottom
align: {
type: String,
default: 'center'
},
// 文字对齐方式
textAlign: {
type: String,
default: 'left'
},
// 是否阻止事件传播
stop: {
type: Boolean,
default: true
}
},
data() {
return {
gutter: 20, // 给col添加间距,左右边距各占一半,从父组件u-row获取
}
},
created() {
this.parent = false;
},
mounted() {
// 获取父组件实例,并赋值给对应的参数
this.parent = this.$u.$parent.call(this, 'u-row');
if (this.parent) {
this.gutter = this.parent.gutter;
}
},
computed: {
uJustify() {
if (this.justify == 'end' || this.justify == 'start') return 'flex-' + this.justify;
else if (this.justify == 'around' || this.justify == 'between') return 'space-' + this.justify;
else return this.justify;
},
uAlignItem() {
if (this.align == 'top') return 'flex-start';
if (this.align == 'bottom') return 'flex-end';
else return this.align;
}
},
methods: {
click(e) {
this.$emit('click',e);
}
}
}
</script>
<style lang="scss">
@import "../../libs/css/style.components.scss";
.u-col {
/* #ifdef MP-WEIXIN || MP-QQ || MP-TOUTIAO */
float: left;
/* #endif */
}
.u-col-0 {
width: 0;
}
.u-col-1 {
width: calc(100%/12);
}
.u-col-2 {
width: calc(100%/12 * 2);
}
.u-col-3 {
width: calc(100%/12 * 3);
}
.u-col-4 {
width: calc(100%/12 * 4);
}
.u-col-5 {
width: calc(100%/12 * 5);
}
.u-col-6 {
width: calc(100%/12 * 6);
}
.u-col-7 {
width: calc(100%/12 * 7);
}
.u-col-8 {
width: calc(100%/12 * 8);
}
.u-col-9 {
width: calc(100%/12 * 9);
}
.u-col-10 {
width: calc(100%/12 * 10);
}
.u-col-11 {
width: calc(100%/12 * 11);
}
.u-col-12 {
width: calc(100%/12 * 12);
}
</style>