mirror of
https://github.com/hcengineering/platform.git
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64 lines
1.9 KiB
Svelte
64 lines
1.9 KiB
Svelte
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<!--
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// Copyright © 2020 Anticrm Platform Contributors.
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//
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// Licensed under the Eclipse Public License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License. You may
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// obtain a copy of the License at https://www.eclipse.org/legal/epl-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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//
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// See the License for the specific language governing permissions and
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// limitations under the License.
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-->
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<script lang="ts">
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import { afterUpdate, onDestroy, onMount } from 'svelte'
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let mask: string = 'bottom'
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let divScroll: HTMLElement
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let divBox: HTMLElement
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const checkFade = (): void => {
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const t = divScroll.scrollTop
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const b = divScroll.scrollHeight - divScroll.clientHeight - t
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if (t > 0 && b > 0) mask = 'both'
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else if (t > 0) mask = 'bottom'
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else if (b > 0) mask = 'top'
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else mask = 'none'
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}
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onMount(() => { if (divScroll && divBox) divScroll.addEventListener('scroll', checkFade) })
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onDestroy(() => { if (divScroll) divScroll.removeEventListener('scroll', checkFade) })
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afterUpdate(() => { if (divScroll) checkFade() })
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</script>
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<div bind:this={divScroll} class="scroll relative antiNav-{mask}Fade">
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<div bind:this={divBox} class="box">
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<slot />
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</div>
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</div>
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<style lang="scss">
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.scroll {
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flex-grow: 1;
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min-height: 0;
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// max-height: 10rem;
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height: max-content;
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overflow-x: hidden;
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overflow-y: auto;
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&::-webkit-scrollbar-track { margin: 0; }
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&::-webkit-scrollbar-thumb {
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background-color: var(--theme-bg-accent-color);
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&:hover { background-color: var(--theme-menu-divider); }
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}
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}
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.box {
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display: flex;
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flex-direction: column;
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height: 100%;
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}
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</style>
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