嘿,我正在开发需要将变量接收从广播接收器传递到服务类的应用程序
我已经看到这篇文章 How to pass value from Broadcast receiver to Activity in android? 但它不起作用。
这是我的代码
public class BatteryReceiver extends BroadcastReceiver {
int batteryLevel;
int batteryScale;
private int status;
private boolean isCharging;
@Override
public void onReceive(Context context, Intent intent) {
// TODO Auto-generated method stub
Log.v("test battery", "battery:" + batteryLevel);
batteryLevel = intent.getIntExtra(BatteryManager.EXTRA_LEVEL, 0);
batteryScale = intent.getIntExtra(BatteryManager.EXTRA_SCALE, 0);
//Log.v("charging state", "state:" + isCharging);
status = intent.getIntExtra(BatteryManager.EXTRA_STATUS, -1);
isCharging = status == BatteryManager.BATTERY_STATUS_FULL||status == BatteryManager.BATTERY_STATUS_CHARGING;
Intent service = new Intent(context, MyService.class);
service.putExtra("BatteryLevel", batteryLevel);
service.putExtra("BatteryScale", batteryScale);
service.putExtra("Charging", isCharging);
context.startService(service);
}
}
接收 3 个变量的服务类
public class MyService extends Service {
int batteryLevel;
int batteryScale;
private boolean isCharging;
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
batteryLevel = intent.getIntExtra("BatteryLevel", batteryLevel);
batteryScale = intent.getIntExtra("BatteryScale", batteryScale);
isCharging = intent.getBooleanExtra("Charging", isCharging);
Log.v("test battery", "battery:" + batteryLevel);
Log.v("charging state", "state:" + isCharging);
//other method
return Service.START_STICKY;
}
最后日志总是显示电池电量为0,充电状态为假,这意味着变量没有传递给服务
正如人们指导我的那样,我已将值分配给如上所示的变量,但这仍然行不通
这是我的主要活动,我认为这里可能有问题
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity
android:name=".MyApp">
</activity>
<service
android:name=".MyService"
android:enabled="true">
</service>
<receiver
android:name=".BatteryReceiver">
<intent-filter>
<action android:name="android.intent.action.BATTERY_CHANGED"></action>
</intent-filter>
</receiver>
</application>
在接收器部分,eclispe 返回“导出的接收器不需要许可”
在我的应用程序中,该服务将继续在后台运行并尝试从 braodcastreceiver 接收变量以执行该功能
我不确定我做错了哪一部分,如果您发现错误请告诉我,非常感谢。