Android 监听屏幕唤醒和关闭的广播

 今天希望应用程序的服务运行时,可以监听到屏幕的唤醒。继续百度学习法,连同监听闭幕关闭也一同学习了。

 

此种情况需要动态注册系统广播。在AndroidManifest.xml中静态注册的实际运行中无效。


private ScreenStatusReceiver mScreenStatusReceiver;


在需要的地方调用如下函数:

	private void registSreenStatusReceiver() {
	    mScreenStatusReceiver = new ScreenStatusReceiver();  
	    IntentFilter screenStatusIF = new IntentFilter();  
	    screenStatusIF.addAction(Intent.ACTION_SCREEN_ON);  
	    screenStatusIF.addAction(Intent.ACTION_SCREEN_OFF);  
	    registerReceiver(mScreenStatusReceiver, screenStatusIF);  
	}


使用结束后,注销:

unregisterReceiver(mScreenStatusReceiver); 


ScreenStatusReceiver类:

	class ScreenStatusReceiver extends BroadcastReceiver {
		String SCREEN_ON = "android.intent.action.SCREEN_ON";
		String SCREEN_OFF = "android.intent.action.SCREEN_OFF";

		@Override
		public void onReceive(Context context, Intent intent) {
			if (SCREEN_ON.equals(intent.getAction())) {

			}
			else if (SCREEN_OFF.equals(intent.getAction())) {
			}
		}
	}




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