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- import { h } from "vue";
- import { inBrowser, useRect } from "@vant/use";
- var stdin_default = (lazy) => ({
- props: {
- tag: {
- type: String,
- default: "div"
- }
- },
- emits: ["show"],
- render() {
- return h(
- this.tag,
- this.show && this.$slots.default ? this.$slots.default() : null
- );
- },
- data() {
- return {
- el: null,
- state: {
- loaded: false
- },
- show: false
- };
- },
- mounted() {
- this.el = this.$el;
- lazy.addLazyBox(this);
- lazy.lazyLoadHandler();
- },
- beforeUnmount() {
- lazy.removeComponent(this);
- },
- methods: {
- checkInView() {
- const rect = useRect(this.$el);
- return inBrowser && rect.top < window.innerHeight * lazy.options.preLoad && rect.bottom > 0 && rect.left < window.innerWidth * lazy.options.preLoad && rect.right > 0;
- },
- load() {
- this.show = true;
- this.state.loaded = true;
- this.$emit("show", this);
- },
- destroy() {
- return this.$destroy;
- }
- }
- });
- export {
- stdin_default as default
- };
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