我想提交與當前位置的Android用戶註冊表單。我是新來的Android和Java開發。當我嘗試訪問我的名稱值對代碼中的myLat和myLan onLocationChanged方法時,無法找到這兩個變量。我怎樣才能訪問我的名字值對代碼中的兩個變量。從另一種方法訪問變量
package com.imran;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import com.google.android.gcm.GCMRegistrar;
import com.google.android.maps.MyLocationOverlay;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Bundle;
import android.os.StrictMode;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
import android.app.Activity;
import android.content.Context;
public class Register extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_register);
final EditText email_id = (EditText) findViewById(R.id.email_id) ;
final EditText name = (EditText) findViewById(R.id.name);
final EditText password = (EditText) findViewById(R.id.password);
Button button = (Button) findViewById(R.id.button1) ;
//generate GCM id
GCMRegistrar.checkDevice(this);
GCMRegistrar.checkManifest(this);
final String regId = GCMRegistrar.getRegistrationId(this);
if (regId.equals("")) {
GCMRegistrar.register(this, "12356");
} else {
String TAG = null;
Log.v(TAG, regId);
}
//generate GCM id ended
StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder().permitAll().build();
StrictMode.setThreadPolicy(policy);
//get current location
LocationManager manager = (LocationManager) this.getSystemService(Context.LOCATION_SERVICE);
LocationListener listner = new LocationListener() {
@Override
public void onStatusChanged(String arg0, int arg1, Bundle arg2) {
// TODO Auto-generated method stub
}
@Override
public void onProviderEnabled(String arg0) {
// TODO Auto-generated method stub
}
@Override
public void onProviderDisabled(String arg0) {
// TODO Auto-generated method stub
}
@Override
public void onLocationChanged(Location location) {
double myLonDouble = location.getLongitude();
final String myLon = Double.toString(myLonDouble);
double myLatDouble = location.getLatitude();
final String myLat = Double.toString(myLatDouble);
}
};
manager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 0, 0, listner);
//end get current location
button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
//postData();
HttpClient httpclient = new DefaultHttpClient();
HttpPost httppost = new HttpPost("http://xyz.com/folder/register.php");
try {
// Add your data
List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>(2);
nameValuePairs.add(new BasicNameValuePair("email", email_id.getText().toString()));
nameValuePairs.add(new BasicNameValuePair("name", name.getText().toString()));
nameValuePairs.add(new BasicNameValuePair("password", password.getText().toString()));
nameValuePairs.add(new BasicNameValuePair("regid", regId));
nameValuePairs.add(new BasicNameValuePair("uid", "2"));
nameValuePairs.add(new BasicNameValuePair("lat",myLat));
nameValuePairs.add(new BasicNameValuePair("lon",myLon));
httppost.setEntity(new UrlEncodedFormEntity(nameValuePairs));
// Execute HTTP Post Request
//Toast.makeText(this, resId, duration)
HttpResponse response = httpclient.execute(httppost);
} catch (ClientProtocolException e) {
// TODO Auto-generated catch block
} catch (IOException e) {
// TODO Auto-generated catch block
}
}
});
}
}
感謝您的支持和資源埃裏克。 – imran
沒問題!祝你好運! :) – Eric