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.
108 lines
2.7 KiB
108 lines
2.7 KiB
<template> |
|
<view class="u-grid" :class="{'u-border-top u-border-left': border}" :style="[gridStyle]"><slot /></view> |
|
</template> |
|
|
|
<script> |
|
/** |
|
* grid 宫格布局 |
|
* @description 宫格组件一般用于同时展示多个同类项目的场景,可以给宫格的项目设置徽标组件(badge),或者图标等,也可以扩展为左右滑动的轮播形式。 |
|
* @tutorial https://www.uviewui.com/components/grid.html |
|
* @property {String Number} col 宫格的列数(默认3) |
|
* @property {Boolean} border 是否显示宫格的边框(默认true) |
|
* @property {Boolean} hover-class 点击宫格的时候,是否显示按下的灰色背景(默认false) |
|
* @event {Function} click 点击宫格触发 |
|
* @example <u-grid :col="3" @click="click"></u-grid> |
|
*/ |
|
export default { |
|
name: 'u-grid', |
|
props: { |
|
// 分成几列 |
|
col: { |
|
type: [Number, String], |
|
default: 3 |
|
}, |
|
// 是否显示边框 |
|
border: { |
|
type: Boolean, |
|
default: true |
|
}, |
|
// 宫格对齐方式,表现为数量少的时候,靠左,居中,还是靠右 |
|
align: { |
|
type: String, |
|
default: 'left' |
|
}, |
|
// 宫格按压时的样式类,"none"为无效果 |
|
hoverClass: { |
|
type: String, |
|
default: 'u-hover-class' |
|
} |
|
}, |
|
data() { |
|
return { |
|
index: 0, |
|
} |
|
}, |
|
watch: { |
|
// 当父组件需要子组件需要共享的参数发生了变化,手动通知子组件 |
|
parentData() { |
|
if(this.children.length) { |
|
this.children.map(child => { |
|
// 判断子组件(u-radio)如果有updateParentData方法的话,就就执行(执行的结果是子组件重新从父组件拉取了最新的值) |
|
typeof(child.updateParentData) == 'function' && child.updateParentData(); |
|
}) |
|
} |
|
}, |
|
}, |
|
created() { |
|
// 如果将children定义在data中,在微信小程序会造成循环引用而报错 |
|
this.children = []; |
|
}, |
|
computed: { |
|
// 计算父组件的值是否发生变化 |
|
parentData() { |
|
return [this.hoverClass, this.col, this.size, this.border]; |
|
}, |
|
// 宫格对齐方式 |
|
gridStyle() { |
|
let style = {}; |
|
switch(this.align) { |
|
case 'left': |
|
style.justifyContent = 'flex-start'; |
|
break; |
|
case 'center': |
|
style.justifyContent = 'center'; |
|
break; |
|
case 'right': |
|
style.justifyContent = 'flex-end'; |
|
break; |
|
default: style.justifyContent = 'flex-start'; |
|
}; |
|
return style; |
|
} |
|
}, |
|
methods: { |
|
click(index) { |
|
this.$emit('click', index); |
|
} |
|
} |
|
}; |
|
</script> |
|
|
|
<style scoped lang="scss"> |
|
@import "../../libs/css/style.components.scss"; |
|
|
|
.u-grid { |
|
width: 100%; |
|
/* #ifdef MP */ |
|
position: relative; |
|
box-sizing: border-box; |
|
overflow: hidden; |
|
/* #endif */ |
|
|
|
/* #ifndef MP */ |
|
@include vue-flex; |
|
flex-wrap: wrap; |
|
align-items: center; |
|
/* #endif */ |
|
} |
|
</style>
|
|
|