font-size-select.vue
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<template>
<el-select class="fontSizeSelect" v-model="fontVal" placeholder="请选择" @change="fontChange">
<el-option
v-for="item in fontList"
:key="item.value"
:label="item.label"
:value="item.value">
<span :style="{fontSize:item.value+'px'}">{{ item.label }}</span>
</el-option>
</el-select>
</template>
<script>
export default {
name: 'font-size-select',
props: {
fontSize: {
type: String,
default: '12'
}
},
data () {
return {
fontVal: '',
fontList: [{
value: '12',
label: '12px'
}, {
value: '14',
label: '14px'
}, {
value: '16',
label: '16px'
}, {
value: '18',
label: '18px'
}, {
value: '20',
label: '20px'
}, {
value: '22',
label: '22px'
}, {
value: '24',
label: '24px'
}, {
value: '28',
label: '28px'
}, {
value: '32',
label: '32px'
}, {
value: '36',
label: '36px'
}]
}
},
mounted () {
this.fontVal = this.fontSize
},
methods: {
// 获取类别
fontChange (val) {
this.$emit('update:fontSize', val)
}
}
}
</script>
<style lang="scss" scoped>
.fontSizeSelect{
width: 100px;
}
</style>