selector-picker.vue
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<template>
<view class="lb-selector-picker lb-picker-item"
:style="{ height: height }">
<picker-view :value="pickerValue"
:style="{ height: height }"
:indicator-style="indicatorStyle"
@change="handleChange">
<picker-view-column>
<!-- #ifdef H5 -->
<view v-for="(item, i) in list"
:class="[
'lb-picker-column',
(item[props.value] || item) === selectValue
? 'lb-picker-column-active'
: ''
]"
:key="i"
:data-item="pressEnable ? JSON.stringify(item) : ''"
@touchstart="touchstart"
@touchmove="touchmove"
@touchend="touchend">
<!-- #endif -->
<!-- #ifndef H5 -->
<view v-for="(item, i) in list"
:class="[
'lb-picker-column',
(item[props.value] || item) === selectValue
? 'lb-picker-column-active'
: ''
]"
:key="i"
:data-item="item"
@touchstart="touchstart"
@touchmove="touchmove"
@touchend="touchend">
<!-- #endif -->
<!-- #ifdef APP-PLUS || H5 -->
<text :class="[
'lb-picker-column-label',
`lb-picker-column-label-${align}`
]"
:style="[
(item[props.value] || item) === selectValue
? activeColumnStyle
: columnStyle
]">{{ getLabel(item, i, 0) }}</text>
<!-- #endif -->
<!-- #ifndef APP-PLUS || H5 -->
<text :class="[
'lb-picker-column-label',
`lb-picker-column-label-${align}`
]">{{ item[props.label] || item }}</text>
<!-- #endif -->
</view>
</picker-view-column>
</picker-view>
</view>
</template>
<script>
import { isObject } from '../utils'
import { commonMixin } from '../mixins'
export default {
props: {
value: [String, Number],
list: Array,
mode: String,
props: Object,
visible: Boolean,
height: String,
columnStyle: Object,
activeColumnStyle: Object,
align: String,
pressEnable: Boolean,
pressTime: Number,
formatter: Function
},
mixins: [commonMixin],
data () {
return {
pickerValue: [],
selectValue: '',
selectItem: null
}
},
computed: {
isH5 () {
return false
}
},
methods: {
handleChange (item) {
const index = item.detail.value[0] || 0
this.selectItem = this.list[index]
this.selectValue = isObject(this.selectItem)
? this.selectItem[this.props.value]
: this.selectItem
this.pickerValue = item.detail.value
this.$emit('change', {
value: this.selectValue,
item: this.selectItem,
index: index,
change: 'scroll'
})
}
}
}
</script>
<style lang="scss" scoped>
@import "../style/picker-item.scss";
</style>