vitepress-plugin-announcement/dist/components/util.js

vitepress plugin, Announcement, 公告窗口

import { onMounted, onUnmounted, ref } from 'vue';
const listDelimiterRE = /;(?![^(]*\))/g;
const propertyDelimiterRE = /:([^]+)/;
const styleCommentRE = /\/\*[^]*?\*\//g;
export function parseStringStyle(cssText) {
    const ret = {};
    cssText.replace(styleCommentRE, '').split(listDelimiterRE).forEach((item) => {
        if (item) {
            const tmp = item.split(propertyDelimiterRE);
            tmp.length > 1 && (ret[tmp[0].trim()] = tmp[1].trim());
        }
    });
    return ret;
}
export function useDebounceFn(fn, delay) {
    let timer;
    return (...args) => {
        clearTimeout(timer);
        timer = setTimeout(() => {
            fn(...args);
        }, delay);
    };
}
export const inBrowser = typeof document !== 'undefined';
export function useWindowSize() {
    const width = ref(Number.POSITIVE_INFINITY);
    const height = ref(Number.POSITIVE_INFINITY);
    const updateSize = useDebounceFn(() => {
        if (inBrowser) {
            width.value = window.innerWidth;
            height.value = window.innerHeight;
        }
    }, 100);
    onMounted(() => {
        if (inBrowser) {
            window.addEventListener('resize', updateSize, { passive: true });
        }
    });
    onUnmounted(() => {
        if (inBrowser) {
            window.removeEventListener('resize', updateSize);
        }
    });
    updateSize();
    return { width, height };
}