聲明周期路徑：
enty > src > main > ets > entryability > EntryAbility.ets
代碼示例
import { AbilityConstant, UIAbility, Want } from '@kit.AbilityKit';
import { hilog } from '@kit.PerformanceAnalysisKit';
import { window } from '@kit.ArkUI';
export default class EntryAbility extends UIAbility {
// 應用初始化
onCreate(want: Want, launchParam: AbilityConstant.LaunchParam): void {
hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onCreate');
}
// 設置 UI 頁面加載
onWindowStageCreate(windowStage: window.WindowStage): void {
hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onWindowStageCreate');
// 設置應用需要加載的頁面
windowStage.loadContent('pages/Index', (err) => {
if (err.code) {
hilog.error(0x0000, 'testTag', 'Failed to load the content. Cause: %{public}s', JSON.stringify(err) ?? '');
return;
}
hilog.info(0x0000, 'testTag', 'Succeeded in loading the content.');
});
}
// 釋放 UI 頁面資源
onWindowStageDestroy(): void {
hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onWindowStageDestroy');
}
// 切換至前臺
onForeground(): void {
hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onForeground');
}
// 切換至后臺
onBackground(): void {
hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onBackground');
}
// 銷毀實例
onDestroy(): void {
hilog.info(0x0000, 'testTag', '%{public}s', 'Ability onDestroy');
}
}
圖例
image.png
