求助UI线程问题,Only the original threa

Question

com.example.joey.lbstest E/AndroidRuntime: FATAL EXCEPTION: LocationClient
Process: com.example.joey.lbstest, PID: 6619
android.view.ViewRootImpl$CalledFromWrongThreadException: Only the original thread that created a view hierarchy can touch its views.
at android.view.ViewRootImpl.checkThread(ViewRootImpl.java:6916)
at android.view.ViewRootImpl.requestLayout(ViewRootImpl.java:1080)
at android.view.View.requestLayout(View.java:19664)
at android.view.View.requestLayout(View.java:19664)
at android.view.View.requestLayout(View.java:19664)
at android.view.View.requestLayout(View.java:19664)
at android.view.View.requestLayout(View.java:19664)
at android.view.View.requestLayout(View.java:19664)
at android.view.View.requestLayout(View.java:19664)
at android.widget.TextView.checkForRelayout(TextView.java:7370)
at android.widget.TextView.setText(TextView.java:4482)
at android.widget.TextView.setText(TextView.java:4339)
at android.widget.TextView.setText(TextView.java:4314)
at com.example.joey.lbstest.MainActivity$MyLocationListener.onReceiveLocation(MainActivity.java:91)
at com.baidu.location.LocationClient.sendFirstLoc(Unknown Source)
at com.baidu.location.LocationClient.access$3200(Unknown Source)
at com.baidu.location.LocationClient$a.handleMessage(Unknown Source)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:160)
at android.os.HandlerThread.run(HandlerThread.java:61)

花了好长时间都没法解决,有大神帮忙吗0.0

MainActivity:

Answer 1

package com.example.joey.lbstest;

import android.Manifest;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AppCompatActivity;
import android.widget.TextView;
import android.widget.Toast;

import com.baidu.location.BDLocation;
import com.baidu.location.BDLocationListener;
import com.baidu.location.LocationClient;

import java.util.ArrayList;
import java.util.List;

public class MainActivity extends AppCompatActivity {

public LocationClient mLocationClient;

private TextView positionText;

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    mLocationClient = new LocationClient(getApplicationContext());
    mLocationClient.registerLocationListener(new MyLocationListener());
    setContentView(R.layout.activity_main);
    positionText = (TextView) findViewById(R.id.position_text_view);
    List<String> permissionList = new ArrayList<>();
    if (ContextCompat.checkSelfPermission(MainActivity.this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
        permissionList.add(Manifest.permission.ACCESS_FINE_LOCATION);
    }
    if (ContextCompat.checkSelfPermission(MainActivity.this, Manifest.permission.READ_PHONE_STATE) != PackageManager.PERMISSION_GRANTED) {
        permissionList.add(Manifest.permission.READ_PHONE_STATE);
    }
    if (ContextCompat.checkSelfPermission(MainActivity.this, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
        permissionList.add(Manifest.permission.WRITE_EXTERNAL_STORAGE);
    }
    if (!permissionList.isEmpty()) {
        String[] permission = permissionList.toArray(new String[permissionList.size()]);
        ActivityCompat.requestPermissions(MainActivity.this, permission, 1);
    } else {
        requestLocation();
    }
}

private void requestLocation() {
    mLocationClient.start();
}

@Override
public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
    switch (requestCode) {
        case 1:
            if (grantResults.length > 0) {
                for (int result : grantResults) {
                    if (result != PackageManager.PERMISSION_GRANTED) {
                        Toast.makeText(this, "同意0.0", Toast.LENGTH_SHORT).show();
                        finish();
                        return;
                    }
                }
                requestLocation();
            } else {
                Toast.makeText(this, "未知错误", Toast.LENGTH_SHORT).show();
                finish();
            }
            break;
        default:
    }
}

public class MyLocationListener implements BDLocationListener {

    @Override
    public void onReceiveLocation(BDLocation location) {
        StringBuilder currentPosition = new StringBuilder();
        currentPosition.append("纬度: ").append(location.getLatitude()).append("\n");
        currentPosition.append("经度: ").append(location.getLongitude()).append("\n");
        currentPosition.append("定位方式: ");
        if (location.getLocType() == BDLocation.TypeGpsLocation) {
            currentPosition.append("GPS");
        } else if (location.getLocType() == BDLocation.TypeNetWorkLocation) {
            currentPosition.append("网络");
        }
        positionText.setText(currentPosition);
    }

    @Override
    public void onConnectHotSpotMessage(String s, int i) {

    }
}

}