ruoyi-plus-soybean/src/components/custom/BetterScroll.vue

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<template>
<div ref="bsWrap" class="h-full text-left">
<div ref="bsContent" class="inline-block" :class="{ 'h-full': !isScrollY }">
<slot></slot>
</div>
</div>
</template>
<script setup lang="ts">
import { ref, computed, watch, onMounted } from 'vue';
import { useElementSize } from '@vueuse/core';
import BScroll from '@better-scroll/core';
import type { Options } from '@better-scroll/core';
interface Props {
/** better-scroll的配置: https://better-scroll.github.io/docs/zh-CN/guide/base-scroll-options.html */
options: Options;
}
const props = defineProps<Props>();
const bsWrap = ref<HTMLElement>();
const instance = ref<BScroll>();
const bsContent = ref<HTMLElement>();
const isScrollY = computed(() => Boolean(props.options.scrollY));
function initBetterScroll() {
if (!bsWrap.value) return;
instance.value = new BScroll(bsWrap.value, props.options);
}
// 滚动元素发生变化刷新BS
const { width: wrapWidth } = useElementSize(bsWrap);
const { width, height } = useElementSize(bsContent);
watch([() => wrapWidth.value, () => width.value, () => height.value], () => {
if (instance.value) {
instance.value.refresh();
}
});
onMounted(() => {
initBetterScroll();
});
defineExpose({ instance });
</script>
<style scoped></style>