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// (c) Copyright Ascensio System SIA 2010-2024
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//
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// This program is a free software product.
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// You can redistribute it and/or modify it under the terms
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// of the GNU Affero General Public License (AGPL) version 3 as published by the Free Software
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// Foundation. In accordance with Section 7(a) of the GNU AGPL its Section 15 shall be amended
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// to the effect that Ascensio System SIA expressly excludes the warranty of non-infringement of
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// any third-party rights.
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//
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// This program is distributed WITHOUT ANY WARRANTY, without even the implied warranty
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// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For details, see
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// the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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//
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// You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia, EU, LV-1021.
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//
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// The interactive user interfaces in modified source and object code versions of the Program must
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// display Appropriate Legal Notices, as required under Section 5 of the GNU AGPL version 3.
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//
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// Pursuant to Section 7(b) of the License you must retain the original Product logo when
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// distributing the program. Pursuant to Section 7(e) we decline to grant you any rights under
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// trademark law for use of our trademarks.
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//
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// All the Product's GUI elements, including illustrations and icon sets, as well as technical writing
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// content are licensed under the terms of the Creative Commons Attribution-ShareAlike 4.0
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// International. See the License terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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2023-01-13 18:59:47 +00:00
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import { useEffect, useState } from "react";
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import { getSystemTheme } from "@docspace/shared/utils";
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import { ThemeKeys } from "../enums";
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export const useThemeDetector = () => {
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const isDesktopClient = window.AscDesktopEditor !== undefined;
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const [systemTheme, setSystemTheme] = useState(getSystemTheme());
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const systemThemeListener = (e: MediaQueryListEvent) => {
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setSystemTheme(e.matches ? ThemeKeys.DarkStr : ThemeKeys.BaseStr);
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};
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useEffect(() => {
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if (isDesktopClient) return;
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const mediaQuery = window.matchMedia("(prefers-color-scheme: dark)");
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mediaQuery.addEventListener("change", systemThemeListener);
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return () => {
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if (isDesktopClient) return;
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2023-04-24 09:56:03 +00:00
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mediaQuery.removeEventListener("change", systemThemeListener);
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};
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}, [isDesktopClient]);
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return systemTheme;
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};
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