option.vue
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<template>
<li :class="classes" @click.stop="select" @mouseout.stop="blur" v-show="!hidden"><slot>{{ showLabel }}</slot></li>
</template>
<script>
const prefixCls = 'ivu-select-item';
export default {
props: {
value: {
type: [String, Number],
required: true
},
label: {
type: [String, Number]
},
disabled: {
type: Boolean,
default: false
}
},
componentName: 'select-item',
data () {
return {
selected: false,
index: 0, // for up and down to focus
isFocus: false,
hidden: false, // for search
searchLabel: '' // the value is slot,only for search
}
},
computed: {
classes () {
return [
`${prefixCls}`,
{
[`${prefixCls}-disabled`]: this.disabled,
[`${prefixCls}-selected`]: this.selected,
[`${prefixCls}-focus`]: this.isFocus
}
]
},
showLabel () {
return (!!this.label) ? this.label : this.value;
}
},
methods: {
select () {
if (this.disabled) {
return false;
}
this.$dispatch('on-select-selected', this.value);
},
blur () {
this.isFocus = false;
},
queryChange (val) {
this.hidden = !new RegExp(val, 'i').test(this.searchLabel);
}
},
ready () {
this.searchLabel = this.$el.innerHTML;
},
events: {
'on-select-close' () {
this.isFocus = false;
},
'on-query-change' (val) {
this.queryChange(val);
}
}
}
</script>