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/**
* 该文件截取自 "ant-design-vue/es/_util/props-util.js" 文件，并对其做出特殊修改
*/
function classNames() {
let classes = []
for (let i = 0; i < arguments.length; i++) {
let arg = arguments[i]
if (!arg) continue
let argType = typeof arg
if (argType === 'string' || argType === 'number') {
classes.push(arg)
} else if (Array.isArray(arg) && arg.length) {
let inner = classNames.apply(null, arg)
if (inner) {
classes.push(inner)
}
} else if (argType === 'object') {
for (let key in arg) {
if (arg.hasOwnProperty(key) && arg[key]) {
classes.push(key)
}
}
}
}
return classes.join(' ')
}
const camelizeRE = /-(\w)/g
function camelize(str) {
return str.replace(camelizeRE, (_, c) => (c ? c.toUpperCase() : ''))
}
function objectCamelize(obj) {
let res = {}
Object.keys(obj).forEach(k => (res[camelize(k)] = obj[k]))
return res
}
function parseStyleText(cssText = '', camel) {
const res = {}
const listDelimiter = /;(?![^(]*\))/g
const propertyDelimiter = /:(.+)/
cssText.split(listDelimiter).forEach(function (item) {
if (item) {
const tmp = item.split(propertyDelimiter)
if (tmp.length > 1) {
const k = camel ? camelize(tmp[0].trim()) : tmp[0].trim()
res[k] = tmp[1].trim()
}
}
})
return res
}
export function getClass(ele) {
let data = {}
if (ele.data) {
data = ele.data
} else if (ele.$vnode && ele.$vnode.data) {
data = ele.$vnode.data
}
const tempCls = data.class || {}
const staticClass = data.staticClass
let cls = {}
staticClass &&
staticClass.split(' ').forEach(c => {
cls[c.trim()] = true
})
if (typeof tempCls === 'string') {
tempCls.split(' ').forEach(c => {
cls[c.trim()] = true
})
} else if (Array.isArray(tempCls)) {
classNames(tempCls)
.split(' ')
.forEach(c => {
cls[c.trim()] = true
})
} else {
cls = { ...cls, ...tempCls }
}
return cls
}
export function getStyle(ele, camel) {
getClass(ele)
let data = {}
if (ele.data) {
data = ele.data
} else if (ele.$vnode && ele.$vnode.data) {
data = ele.$vnode.data
}
// update-begin-author:sunjianlei date:20200303 for: style 和 staticStyle 可以共存
let style = data.style || {}
let staticStyle = data.staticStyle
staticStyle = staticStyle ? objectCamelize(data.staticStyle) : {}
// update-end-author:sunjianlei date:20200303 for: style 和 staticStyle 可以共存
if (typeof style === 'string') {
style = parseStyleText(style, camel)
} else if (camel && style) {
// 驼峰化
style = objectCamelize(style)
}
return { ...staticStyle, ...style }
}
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