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修复picker组件更新数据时候跳动的问题 #2896

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修复picker组件更新数据时候跳动的问题 #2896

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45 changes: 28 additions & 17 deletions src/components/picker/index.vue
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Original file line number Diff line number Diff line change
Expand Up @@ -88,25 +88,36 @@ export default {
return
}

_this.scroller[i] && _this.scroller[i].destroy()
_this.scroller[i] = new Scroller(_this.getId(i), {
data: data[i],
defaultValue: value[i] || data[i][0].value,
itemClass: _this.itemClass,
onSelect (value) {
_this.$set(_this.currentValue, i, value)
if (!this.columns || (this.columns && _this.getValue().length === _this.store.count)) {
_this.$nextTick(() => {
_this.$emit('on-change', _this.getValue())
})
}
if (_this.columns !== 0) {
_this.renderChain(i + 1)
}
if (_this.scroller[i]) {
let selectValue = _this.scroller[i].getValue()
if (_this.currentData[i].filter(item => item.value === selectValue).length === 0) {
_this.scroller[i] = _this.scroller[i].destroy()
}
})
}

if (typeof _this.scroller[i] === 'undefined') {
_this.scroller[i] = new Scroller(_this.getId(i), {
data: data[i],
defaultValue: value[i] || data[i][0].value,
itemClass: _this.itemClass,
onSelect (value) {
_this.$set(_this.currentValue, i, value)
if (!this.columns || (this.columns && _this.getValue().length === _this.store.count)) {
_this.$nextTick(() => {
_this.$emit('on-change', _this.getValue())
})
}
if (_this.columns !== 0) {
_this.renderChain(i + 1)
}
}
})
}

if (_this.currentValue) {
_this.scroller[i].select(value[i])
if (_this.scroller[i].getValue() !== value[i]) {
_this.scroller[i].select(value[i])
}
}
}
},
Expand Down