<template> <div class="dnpfarvgbnfmyzbdquhhzyxcmstpdqzs"> <header :class="{ indicate }"> <slot name="header"></slot> </header> <div ref="body"> <slot></slot> </div> </div> </template> <script lang="ts"> import Vue from 'vue'; export default Vue.extend({ data() { return { indicate: false }; }, provide() { return { column: this, isScrollTop: this.isScrollTop, indicate: v => this.indicate = v }; }, mounted() { this.$refs.body.addEventListener('scroll', this.onScroll); }, beforeDestroy() { this.$refs.body.removeEventListener('scroll', this.onScroll); }, methods: { isScrollTop() { return this.$refs.body.scrollTop == 0; }, onScroll() { if (this.isScrollTop()) { this.$emit('top'); } if (this.$store.state.settings.fetchOnScroll !== false) { const current = this.$refs.body.scrollTop + this.$refs.body.clientHeight; if (current > this.$refs.body.scrollHeight - 1) this.$emit('bottom'); } } } }); </script> <style lang="stylus" scoped> @import '~const.styl' root(isDark) flex 1 min-width 330px max-width 330px height 100% background isDark ? #282C37 : #fff border-radius 6px box-shadow 0 2px 16px rgba(#000, 0.1) overflow hidden > header z-index 1 line-height 42px padding 0 16px color isDark ? #e3e5e8 : #888 background isDark ? #313543 : #fff box-shadow 0 1px rgba(#000, 0.15) &.indicate box-shadow 0 3px 0 0 $theme-color > div height calc(100% - 42px) overflow auto overflow-x hidden .dnpfarvgbnfmyzbdquhhzyxcmstpdqzs[data-darkmode] root(true) .dnpfarvgbnfmyzbdquhhzyxcmstpdqzs:not([data-darkmode]) root(false) </style>