AIR 开发 Android 应用保存屏幕常亮的方法

//在发布air for android 的设置面板中勾选 WAKE_LOCK 权限
NativeApplication.nativeApplication.addEventListener(Event.ACTIVATE, handleActivate);
NativeApplication.nativeApplication.addEventListener(Event.DEACTIVATE, handleDeactivate);
NativeApplication.nativeApplication.addEventListener(KeyboardEvent.KEY_DOWN, handleKeys);

function handleActivate(event:Event):void
{
NativeApplication.nativeApplication.systemIdleMode = SystemIdleMode.KEEP_AWAKE; //保持常亮 一直唤醒的状态
}

function handleDeactivate(event:Event):void
{
NativeApplication.nativeApplication.systemIdleMode = SystemIdleMode.NORMAL;  //回复正常
}

function handleKeys(event:KeyboardEvent):void
{
if(event.keyCode == Keyboard.BACK)
NativeApplication.nativeApplication.exit();  //退出程序
}