1/* 2 * Copyright (c) 2022 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 display from '@ohos.display' 17import Ability from '@ohos.application.Ability' 18import Logger from '../model/Logger' 19 20const TAG: string = '[MainAbility]' 21 22export default class MainAbility extends Ability { 23 onCreate(want, launchParam) { 24 Logger.info(TAG, `[Demo] MainAbility onCreate`) 25 } 26 27 onDestroy() { 28 display.off('add') 29 display.off('remove') 30 Logger.info(TAG, `[Demo] MainAbility onDestroy`) 31 } 32 33 onWindowStageCreate(windowStage) { 34 // Main window is created, set main page for this ability 35 Logger.info(TAG, `[Demo] MainAbility onWindowStageCreate`) 36 37 windowStage.setUIContent(this.context, 'pages/Index', null) 38 } 39 40 onWindowStageDestroy() { 41 // Main window is destroyed, release UI related resources 42 Logger.info(TAG, `[Demo] MainAbility onWindowStageDestroy`) 43 } 44 45 onForeground() { 46 // Ability has brought to foreground 47 Logger.info(TAG, `[Demo] MainAbility onForeground`) 48 } 49 50 onBackground() { 51 // Ability has back to background 52 Logger.info(TAG, `[Demo] MainAbility onBackground`) 53 } 54}