124 lines
2.9 KiB
TypeScript
124 lines
2.9 KiB
TypeScript
import type { Directive } from "vue";
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import { defineAsyncComponent, ref } from "vue";
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import { popup } from "@/os";
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export class UserPreview {
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private el;
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private user;
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private showTimer;
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private hideTimer;
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private checkTimer;
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private promise;
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constructor(el, user) {
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this.el = el;
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this.user = user;
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this.show = this.show.bind(this);
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this.close = this.close.bind(this);
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this.onMouseover = this.onMouseover.bind(this);
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this.onMouseleave = this.onMouseleave.bind(this);
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this.onClick = this.onClick.bind(this);
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this.attach = this.attach.bind(this);
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this.detach = this.detach.bind(this);
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this.attach();
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}
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private show() {
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if (!document.body.contains(this.el)) return;
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if (this.promise) return;
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const showing = ref(true);
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popup(
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defineAsyncComponent(() => import("@/components/MkUserPreview.vue")),
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{
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showing,
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q: this.user,
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source: this.el,
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},
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{
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mouseover: () => {
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window.clearTimeout(this.hideTimer);
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},
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mouseleave: () => {
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window.clearTimeout(this.showTimer);
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this.hideTimer = window.setTimeout(this.close, 500);
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},
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},
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"closed",
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);
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this.promise = {
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cancel: () => {
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showing.value = false;
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},
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};
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this.checkTimer = window.setInterval(() => {
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if (!document.body.contains(this.el)) {
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window.clearTimeout(this.showTimer);
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window.clearTimeout(this.hideTimer);
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this.close();
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}
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}, 1000);
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}
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private close() {
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if (this.promise) {
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window.clearInterval(this.checkTimer);
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this.promise.cancel();
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this.promise = null;
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}
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}
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private onMouseover() {
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window.clearTimeout(this.showTimer);
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window.clearTimeout(this.hideTimer);
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this.showTimer = window.setTimeout(this.show, 500);
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}
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private onMouseleave() {
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window.clearTimeout(this.showTimer);
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window.clearTimeout(this.hideTimer);
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this.hideTimer = window.setTimeout(this.close, 500);
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}
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private onClick() {
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window.clearTimeout(this.showTimer);
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this.close();
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}
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public attach() {
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this.el.addEventListener("mouseover", this.onMouseover);
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this.el.addEventListener("mouseleave", this.onMouseleave);
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this.el.addEventListener("click", this.onClick);
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}
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public detach() {
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this.el.removeEventListener("mouseover", this.onMouseover);
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this.el.removeEventListener("mouseleave", this.onMouseleave);
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this.el.removeEventListener("click", this.onClick);
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window.clearInterval(this.checkTimer);
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}
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}
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export default {
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mounted(el: HTMLElement, binding, vn) {
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if (binding.value == null) return;
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// TODO: 新たにプロパティを作るのをやめMapを使う
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// ただメモリ的には↓の方が省メモリかもしれないので検討中
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const self = ((el as any)._userPreviewDirective_ = {} as any);
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self.preview = new UserPreview(el, binding.value);
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},
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unmounted(el, binding, vn) {
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if (binding.value == null) return;
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const self = el._userPreviewDirective_;
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self.preview.detach();
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},
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} as Directive;
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