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Update cascader.vue

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This commit is contained in:
梁灏 2021-09-16 16:42:31 +08:00
parent 46c7303289
commit 0f88a39e24
1 changed files with 11 additions and 4 deletions
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13
src/components/cascader/cascader.vue
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@ -171,7 +171,8 @@
currentValue: this.value || [],
query: '',
validDataStr: '',
isLoadedChildren: false // #950
isLoadedChildren: false, // #950
isValueNull: false // hack：解决 value 置为 null 时，$emit:input [] 而不是 null
};
},
computed: {
@ -438,11 +439,17 @@
this.$emit('on-visible-change', val);
},
value (val) {
this.currentValue = val;
if (!val.length) this.selected = [];
if (val === null) this.isValueNull = true;
this.currentValue = val || [];
if (val === null || !val.length) this.selected = [];
},
currentValue () {
if (this.isValueNull) {
this.isValueNull = false;
this.$emit('input', null);
} else {
this.$emit('input', this.currentValue);
}
if (this.updatingValue) {
this.updatingValue = false;
return;