[英]broadcast receiver not receiving intent from service
我已经搜索了SO,甚至找到了一个标题与我的问题大致相同的问题。 但是我的代码仍然无法正常工作。
我尝试使用广播将位置从GPS服务发送到MainActivity。
在我的GPS服务中
Intent intent = new Intent(MainActivity.EXTRA_NEW_POS_FOR_PLOTTING_INTENT);
intent.putExtra(MainActivity.EXTRA_NEW_POS_FOR_PLOTTING, new LatLng(location.getLatitude(), location.getLongitude()));
LocalBroadcastManager.getInstance(this).sendBroadcast(intent);
在MainActivity.onCreate()的接收方,我这样做:
mBroadcastReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
LatLng pos = intent.getExtras().getParcelable(EXTRA_NEW_POS_FOR_PLOTTING);
newLocForPlotting(pos);
}
};
在MainActivity.onStart()中,我有:
LocalBroadcastManager.getInstance(this).registerReceiver(mBroadcastReceiver, new IntentFilter(EXTRA_NEW_POS_FOR_PLOTTING_INTENT ));
我知道我的服务调用sendBroadcast(),但从未调用过onReceive()。
怎么了?
将此代码放入您的活动onResume方法中。
LocalBroadcastManager.getInstance(this).registerReceiver(mBroadcastReceiver, new IntentFilter(EXTRA_NEW_POS_FOR_PLOTTING_INTENT ));
您也可以像这样使用本地广播
Intent intent = new Intent(BundleTags.BROADCAST_TAG_FOR_INCOMING_CALL_REQUEST);
// You can also include some extra data.
intent.putExtra(RESPONSE_MESSAGE, body);
LocalBroadcastManager.getInstance(this).sendBroadcast(intent);
活动中
LocalBroadcastManager.getInstance(ServiceProviderActivity.this).registerReceiver(myReceiver,
new IntentFilter(BROADCAST_TAG_FOR_INCOMING_CALL_REQUEST));
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