1/* 2 * Copyright (c) 2021-2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16import window from '@ohos.window'; 17import Logger from '../log/Logger'; 18import ObjectUtil from './ObjectUtil'; 19 20const TAG = 'UiUtil'; 21 22export class UiUtil { 23 24 public static setWindowBackground(color: string): void { 25 let windowClass: window.Window = globalThis.windowClass; 26 if (!ObjectUtil.isNullOrUndefined(windowClass)) { 27 try { 28 windowClass.setWindowBackgroundColor(color); 29 } catch (err) { 30 Logger.e(TAG, 'setWindowBackgroundColor error: ' + JSON.stringify(err)); 31 } 32 } 33 } 34}