misskey/src/client/directives/sticky-container.ts

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2021-04-13 20:23:29 +02:00
import { Directive } from 'vue';
export default {
mounted(src, binding, vn) {
//const query = binding.value;
const header = src.children[0];
const currentStickyTop = getComputedStyle(src).getPropertyValue('--stickyTop');
src.style.setProperty('--stickyTop', `${parseInt(currentStickyTop) + header.offsetHeight}px`);
header.style.setProperty('--stickyTop', currentStickyTop);
header.style.position = 'sticky';
header.style.top = 'var(--stickyTop)';
header.style.zIndex = '1';
},
} as Directive;