uni-breadcrumb-item.vue
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<template>
<view class="uni-breadcrumb-item">
<view :class="{
'uni-breadcrumb-item--slot': true,
'uni-breadcrumb-item--slot-link': to && currentPage !== to.path
}" @click="navTo">
<slot />
</view>
<i v-if="separatorClass" class="uni-breadcrumb-item--separator" :class="separatorClass" />
<text v-else class="uni-breadcrumb-item--separator">{{ separator }}</text>
</view>
</template>
<script>
/**
* BreadcrumbItem 面包屑导航子组件
* @property {String/Object} to 路由跳转页面路径/对象
* @property {Boolean} replace 在使用 to 进行路由跳转时，启用 replace 将不会向 history 添加新记录(仅 h5 支持）
*/
export default {
data() {
return {
currentPage: ''
}
},
props: {
to: {
type: [String, Object],
default: ''
}
},
inject: ['uniBreadcrumb'],
computed: {
separator() {
return this.uniBreadcrumb.separator
},
separatorClass() {
return this.uniBreadcrumb.separatorClass
}
},
watch: {
$route: {
immediate: true,
handler(val) {
this.currentPage = val.path
}
}
},
methods: {
navTo() {
const {
to,
$router
} = this
if (this.currentPage === to.path) return
if (to && $router) {
this.replace ?
$router.replace(to) :
$router.push(to)
}
}
}
}
</script>
<style lang="scss">
$uni-primary: #2979ff !default;
$uni-base-color: #6a6a6a !default;
$uni-main-color: #3a3a3a !default;
.uni-breadcrumb-item {
display: flex;
align-items: center;
white-space: nowrap;
font-size: 14px;
&--slot {
color: $uni-base-color;
padding: 0 10px;
&-link {
color: $uni-main-color;
font-weight: bold;
/* #ifndef APP-NVUE */
cursor: pointer;
/* #endif */
&:hover {
color: $uni-primary;
}
}
}
&--separator {
font-size: 12px;
color: $uni-base-color;
}
&:last-child &--separator {
display: none;
}
&:first-child &--slot {
padding-left: 0;
}
}
</style>