ant-design-vue/components/grid/Row.vue

152 lines
3.9 KiB
Vue

<script>
import PropTypes from '../_util/vue-types'
import BaseMixin from '../_util/BaseMixin'
import { cloneElement } from '../_util/vnode'
import { isEmptyElement, getStyle, getOptionProps } from '../_util/props-util'
// matchMedia polyfill for
// https://github.com/WickyNilliams/enquire.js/issues/82
let enquire = null
if (typeof window !== 'undefined') {
const matchMediaPolyfill = (mediaQuery) => {
return {
media: mediaQuery,
matches: false,
addListener () {
},
removeListener () {
},
}
}
window.matchMedia = window.matchMedia || matchMediaPolyfill
enquire = require('enquire.js')
}
const BreakpointMap = PropTypes.shape({
xs: PropTypes.string,
sm: PropTypes.string,
md: PropTypes.string,
lg: PropTypes.string,
xl: PropTypes.string,
xxl: PropTypes.strin,
}).loose
const RowProps = {
gutter: PropTypes.oneOfType([PropTypes.number, BreakpointMap]),
type: PropTypes.oneOf(['flex']),
align: PropTypes.oneOf(['top', 'middle', 'bottom']),
justify: PropTypes.oneOf(['start', 'end', 'center', 'space-around', 'space-between']),
prefixCls: PropTypes.string,
}
const responsiveArray = ['xxl', 'xl', 'lg', 'md', 'sm', 'xs']
const responsiveMap = {
xs: '(max-width: 575px)',
sm: '(min-width: 576px)',
md: '(min-width: 768px)',
lg: '(min-width: 992px)',
xl: '(min-width: 1200px)',
xxl: '(min-width: 1600px)',
}
export default {
name: 'Row',
mixins: [BaseMixin],
props: {
...RowProps,
gutter: PropTypes.oneOfType([PropTypes.number, BreakpointMap]).def(0),
},
data () {
return {
screens: {},
}
},
mounted () {
this.$nextTick(() => {
Object.keys(responsiveMap)
.map((screen) => enquire.register(responsiveMap[screen], {
match: () => {
if (typeof this.gutter !== 'object') {
return
}
this.setState((prevState) => ({
screens: {
...prevState.screens,
[screen]: true,
},
}))
},
unmatch: () => {
if (typeof this.gutter !== 'object') {
return
}
this.setState((prevState) => ({
screens: {
...prevState.screens,
[screen]: false,
},
}))
},
// Keep a empty destory to avoid triggering unmatch when unregister
destroy () {},
},
))
})
},
beforeDestroy () {
Object.keys(responsiveMap)
.map((screen) => enquire.unregister(responsiveMap[screen]))
},
methods: {
getGutter () {
const { gutter } = this
if (typeof gutter === 'object') {
for (let i = 0; i <= responsiveArray.length; i++) {
const breakpoint = responsiveArray[i]
if (this.state.screens[breakpoint] && gutter[breakpoint] !== undefined) {
return gutter[breakpoint]
}
}
}
return gutter
},
},
render () {
const {
type, justify, align,
prefixCls = 'ant-row', $slots,
} = this
const gutter = this.getGutter()
const classes = {
[prefixCls]: !type,
[`${prefixCls}-${type}`]: type,
[`${prefixCls}-${type}-${justify}`]: type && justify,
[`${prefixCls}-${type}-${align}`]: type && align,
}
const rowStyle = gutter > 0 ? {
marginLeft: `${gutter / -2}px`,
marginRight: `${gutter / -2}px`,
} : {}
const cols = ($slots.default || []).map((col) => {
if (isEmptyElement(col)) {
return null
}
if (getOptionProps(col) && gutter > 0) {
return cloneElement(col, {
style: {
paddingLeft: `${gutter / 2}px`,
paddingRight: `${gutter / 2}px`,
...getStyle(col, true),
},
})
}
return col
})
return <div class={classes} style={rowStyle}>{cols}</div>
},
}
</script>