/* * Copyright 2025 coze-dev Authors * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import { useState, useEffect, useRef } from 'react'; export function useLineClamp() { const contentRef = useRef(null); const [isClamped, setIsClamped] = useState(false); useEffect(() => { const checkClamped = () => { if (contentRef.current) { setIsClamped( contentRef.current.scrollHeight > contentRef.current.clientHeight, ); } }; checkClamped(); window.addEventListener('resize', checkClamped); return () => { window.removeEventListener('resize', checkClamped); }; }, []); return { contentRef, isClamped }; }