3f535f30
 杨鑫
'初始'
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import { getColumns, isObject, isFunction } from '../utils'
export const commonMixin = {
data () {
return {
isConfirmChange: false,
indicatorStyle: `height: 34px`,
pressTimeout: null
}
},
created () {
this.init('init')
},
methods: {
init (changeType) {
if (this.list && this.list.length) {
const column = getColumns({
value: this.value,
list: this.list,
mode: this.mode,
props: this.props,
level: this.level
})
const { columns, value, item, index } = column
this.selectValue = value
this.selectItem = item
this.pickerColumns = columns
this.pickerValue = index
this.$emit('change', {
value: this.selectValue,
item: this.selectItem,
index: this.pickerValue,
change: changeType
})
}
},
touchstart (e) {
if (!this.pressEnable) return
clearTimeout(this.pressTimeout)
this.pressTimeout = setTimeout(() => {
let item = {}
let toastTitle = ''
// #ifdef APP-NVUE
item = e.target.dataset.item
// #endif
// #ifdef H5
item = JSON.parse(e.currentTarget.dataset.item)
// #endif
// #ifndef APP-NVUE || H5
item = e.currentTarget.dataset.item
// #endif
// #ifdef APP-PLUS || H5
toastTitle = this.getLabel(item)
// #endif
// #ifndef APP-PLUS || H5
toastTitle = item[this.props.label] || item
// #endif
uni.showToast({
title: toastTitle,
icon: 'none'
})
}, this.pressTime)
},
touchmove () {
if (!this.pressEnable) return
clearTimeout(this.pressTimeout)
},
touchend () {
if (!this.pressEnable) return
clearTimeout(this.pressTimeout)
},
getLabel (item, rowIndex, columnIndex) {
if (this.formatter && isFunction(this.formatter)) {
return this.formatter({ item, rowIndex, columnIndex })
} else {
return item[this.props.label] || item
}
}
},
watch: {
value () {
if (!this.isConfirmChange) {
this.init('value')
}
},
list () {
this.init('list')
}
}
}
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