package de.example.exampletdd;
import android.app.ActionBar;
-import android.app.Activity;
-import android.app.Dialog;
import android.content.Context;
-import android.content.Intent;
-import android.content.IntentSender.SendIntentException;
+import android.location.Criteria;
import android.location.Geocoder;
import android.location.Location;
-import android.os.AsyncTask;
+import android.location.LocationListener;
+import android.location.LocationManager;
import android.os.Build;
import android.os.Bundle;
-import android.support.v4.app.DialogFragment;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentTransaction;
-import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;
-import com.google.android.gms.common.ConnectionResult;
-import com.google.android.gms.common.GooglePlayServicesUtil;
-import com.google.android.gms.common.api.GoogleApiClient;
-import com.google.android.gms.location.FusedLocationProviderApi;
-import com.google.android.gms.location.LocationListener;
-import com.google.android.gms.location.LocationRequest;
-import com.google.android.gms.location.LocationServices;
import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.GoogleMap.OnMapLongClickListener;
import com.google.android.gms.maps.model.Marker;
import com.google.android.gms.maps.model.MarkerOptions;
-import de.example.exampletdd.fragment.ErrorDialogFragment;
import de.example.exampletdd.fragment.map.MapButtonsFragment;
import de.example.exampletdd.fragment.map.MapProgressFragment;
-import de.example.exampletdd.gms.GPlayServicesErrorDialogFragment;
import de.example.exampletdd.model.DatabaseQueries;
import de.example.exampletdd.model.WeatherLocation;
public class MapActivity extends FragmentActivity implements
- GoogleApiClient.ConnectionCallbacks,
- GoogleApiClient.OnConnectionFailedListener,
LocationListener,
MapProgressFragment.TaskCallbacks {
- private static final String TAG = "MapActivity";
- // Request code to use when launching the resolution activity
- private static final int REQUEST_RESOLVE_ERROR = 1001;
private static final String PROGRESS_FRAGMENT_TAG = "PROGRESS_FRAGMENT";
private static final String BUTTONS_FRAGMENT_TAG = "BUTTONS_FRAGMENT";
private WeatherLocation mRestoreUI;
// TODO: read and store from different threads? Hopefully always from UI thread.
private Marker mMarker;
- // Google Play Services Location
- private GoogleApiClient mGoogleApiClient;
- // Boolean to track whether the app is already resolving an error
- // TODO: Store/read from UI thread?
- private boolean mResolvingError;
+ private LocationManager mLocationManager;
@Override
protected void onCreate(final Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
this.setContentView(R.layout.weather_map);
- // Google Play Services
- // Restore resolving error (for example if user rotates the screen)
- // It must be done (I guess) before onRestoreInstanceState because its value
- // is used by onStart method.
- if (savedInstanceState != null) {
- mResolvingError = savedInstanceState.getBoolean("mResolvingError", false);
- }
-
- // Google Play Services Location
- mGoogleApiClient = new GoogleApiClient.Builder(this)
- .addApi(LocationServices.API)
- .addConnectionCallbacks(this)
- .addOnConnectionFailedListener(this)
- .enableAutoManage(this, this)
- .useDefaultAccount()
- .build();
+ // Acquire a reference to the system Location Manager
+ this.mLocationManager = (LocationManager) this.getSystemService(Context.LOCATION_SERVICE);
// Google Play Services Map
final MapFragment mapFragment = (MapFragment) this.getFragmentManager()
.findFragmentById(R.id.weather_map_fragment_map);
this.mMap = mapFragment.getMap();
this.mMap.setMyLocationEnabled(false);
- this.mMap.getUiSettings().setCompassEnabled(false);
+ this.mMap.getUiSettings().setMyLocationButtonEnabled(false);
+ this.mMap.getUiSettings().setZoomControlsEnabled(true);
+ this.mMap.getUiSettings().setCompassEnabled(true);
this.mMap.setOnMapLongClickListener(new MapActivityOnMapLongClickListener(this));
}
.setLongitude(longitude);
savedInstanceState.putSerializable("WeatherLocation", location);
}
-
- savedInstanceState.putBoolean("mResolvingError", this.mResolvingError);
-
+
super.onSaveInstanceState(savedInstanceState);
}
+ @Override
+ public void onPause() {
+ super.onPause();
+
+ this.mLocationManager.removeUpdates(this);
+ }
+
public void onClickSaveLocation(final View v) {
if (this.mMarker != null) {
final LatLng position = this.mMarker.getPosition();
public void onClickGetLocation(final View v) {
// TODO: Somehow I should show a progress dialog.
// If Google Play Services is available
- if (servicesConnected()) {
- if (this.mGoogleApiClient.isConnected()) {
- // TODO: Hopefully there will be results even if location did not change...
- final LocationRequest locationRequest = LocationRequest.create();
- locationRequest.setPriority(LocationRequest.PRIORITY_HIGH_ACCURACY);
- locationRequest.setInterval(1000);
- final FusedLocationProviderApi fusedLocationApi = LocationServices.FusedLocationApi;
- // TODO: What if between mGoogleApiClient.isConnected() and this point mGoogleApiClient is disconnected? Android sucks?
- fusedLocationApi.requestLocationUpdates(mGoogleApiClient, locationRequest, this);
- } else {
- // TODO: string resource
- Toast.makeText(this, "You are not yet connected to Google Play Services.", Toast.LENGTH_LONG).show();
- }
+ if (this.mLocationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER)) {
+ // TODO: Hopefully there will be results even if location did not change...
+ final Criteria criteria = new Criteria();
+ criteria.setAccuracy(Criteria.ACCURACY_FINE);
+ criteria.setAltitudeRequired(false);
+ criteria.setBearingAccuracy(Criteria.NO_REQUIREMENT);
+ criteria.setBearingRequired(false);
+ criteria.setCostAllowed(false);
+ criteria.setHorizontalAccuracy(Criteria.ACCURACY_HIGH);
+ criteria.setPowerRequirement(Criteria.POWER_MEDIUM);
+ criteria.setSpeedAccuracy(Criteria.NO_REQUIREMENT);
+ criteria.setSpeedRequired(false);
+ criteria.setVerticalAccuracy(Criteria.ACCURACY_HIGH);
+
+ this.mLocationManager.requestSingleUpdate(criteria, this, null);
+ } else {
+ // TODO: string resource
+ Toast.makeText(this, "You do not have enabled location.", Toast.LENGTH_LONG).show();
}
// Trying to use the synchronous calls. Problems: mGoogleApiClient read/store from different threads.
// new GetLocationTask(this).execute();
}
}
-
- /*****************************************************************************************************
- *
- * Google Play Services
- *
- * ***************************************************************************************************/
-
+
/**
* Getting the address of the current location, using reverse geocoding only works if
* a geocoding service is available.
updateUI(weatherLocation);
}
}
-
- /**
- * Verify that Google Play services is available before making a request.
- *
- * @return true if Google Play services is available, otherwise false
- */
- private boolean servicesConnected() {
-
- // Check that Google Play services is available
- final int resultCode = GooglePlayServicesUtil.isGooglePlayServicesAvailable(this);
-
- // If Google Play services is available
- if (ConnectionResult.SUCCESS == resultCode) {
- // In debug mode, log the status
- Log.d(TAG, "Google Play Services is available.");
-
- // Continue
- return true;
- // Google Play services was not available for some reason
- } else {
- // Display an error dialog
- final Dialog dialog = GooglePlayServicesUtil.getErrorDialog(resultCode, this, 0);
- if (dialog != null) {
- final GPlayServicesErrorDialogFragment errorFragment = new GPlayServicesErrorDialogFragment(this);
- errorFragment.setDialog(dialog);
- errorFragment.show(getSupportFragmentManager(), TAG);
- }
- return false;
- }
- }
-
- /*****************************************************************************************************
- *
- * Google Play Services
- *
- * GoogleApiClient.ConnectionCallbacks
- * GoogleApiClient.OnConnectionFailedListener
- *
- * ***************************************************************************************************/
-
- /**
- * Called when the Activity is started/restarted, even before it becomes visible.
- */
- @Override
- protected void onStart() {
- super.onStart();
-
- /*
- * Connect the client. Don't re-start any requests here;
- * instead, wait for onResume()
- */
- if (!mResolvingError) {
- mGoogleApiClient.connect();
- }
- }
-
- /**
- * Called when the Activity is no longer visible at all.
- * Disconnect.
- */
- @Override
- public void onStop() {
-
- // Disconnecting the client invalidates it.
- // After disconnect() is called, the client is considered "dead".
- mGoogleApiClient.unregisterConnectionCallbacks(this);
- mGoogleApiClient.unregisterConnectionFailedListener(this);
- mGoogleApiClient.disconnect();
-
- super.onStop();
- }
-
- @Override
- public void onConnectionSuspended(final int cause) {
- // The connection has been interrupted.
- // Disable any UI components that depend on Google APIs
- // until onConnected() is called.
-
- // TODO: check out if this really works...
-
- final Button getLocationButton = (Button) this.findViewById(R.id.weather_map_button_getlocation);
- getLocationButton.setEnabled(false);
-
- String stringCause;
- switch(cause) {
- case GoogleApiClient.ConnectionCallbacks.CAUSE_NETWORK_LOST:
- // TODO: string resource
- stringCause = "Lost network.";
- break;
- case GoogleApiClient.ConnectionCallbacks.CAUSE_SERVICE_DISCONNECTED:
- // TODO: string resource
- stringCause = "Disconnected service.";
- break;
- default:
- stringCause = "";
- break;
- }
- // TODO: string resource
- Toast.makeText(this, "No connection to Google Play Services. " + stringCause, Toast.LENGTH_LONG).show();
- }
-
- @Override
- public void onConnected(final Bundle bundle) {
- final FragmentManager fm = getSupportFragmentManager();
- Fragment buttonsFragment = fm.findFragmentByTag(BUTTONS_FRAGMENT_TAG);
- if (buttonsFragment != null) {
- final Button getLocationButton = (Button) this.findViewById(R.id.weather_map_button_getlocation);
- getLocationButton.setEnabled(true);
- }
-
- // TODO: string resource
- Toast.makeText(this, "Connected to Google Play Services.", Toast.LENGTH_SHORT).show();
- }
-
- /**
- * Called by Location Services if the attempt to
- * Location Services fails.
- *
- * IT NEVER DOES ANYTHING. ANDROID SUCKS!!!
- */
- @Override
- public void onConnectionFailed(final ConnectionResult result) {
- // TODO: Hopefully being called from UI see onDialogDismissed for concerns...
- /*
- * Google Play services can resolve some errors it detects.
- * If the error has a resolution, try sending an Intent to
- * start a Google Play services activity that can resolve
- * error.
- */
- if (mResolvingError) {
- // Already attempting to resolve an error.
- return;
- } else if (result.hasResolution()) {
- mResolvingError = true;
- try {
- // Start an Activity that tries to resolve the error
- result.startResolutionForResult(this, REQUEST_RESOLVE_ERROR);
- /*
- * Thrown if Google Play services canceled the original
- * PendingIntent
- */
- } catch (final SendIntentException e) {
- // There was an error with the resolution intent. Try again.
- mGoogleApiClient.connect();
- }
- } else {
- // Show dialog using GooglePlayServicesUtil.getErrorDialog()
- /*
- * If no resolution is available, display a dialog to the
- * user with the error.
- */
- showErrorDialog(result.getErrorCode());
- mResolvingError = true;
- }
- }
-
- /**
- * Handle results returned to this Activity by other Activities started with
- * startActivityForResult(). In particular, the method onConnectionFailed() in
- * LocationUpdateRemover and LocationUpdateRequester may call startResolutionForResult() to
- * start an Activity that handles Google Play services problems. The result of this
- * call returns here, to onActivityResult.
- *
- * IT NEVER DOES ANYTHING. ANDROID SUCKS!!!
- */
- @Override
- protected void onActivityResult(final int requestCode, final int resultCode, final Intent intent) {
-
- // Choose what to do based on the request code
- switch (requestCode) {
-
- // If the request code matches the code sent in onConnectionFailed
- case REQUEST_RESOLVE_ERROR :
- mResolvingError = false;
- switch (resultCode) {
- // If Google Play services resolved the problem
- case Activity.RESULT_OK:
- // Log the result
- Log.d(TAG, "Error resolved. Please re-try operation");
-
- // Make sure the app is not already connected or attempting to connect
- if (!mGoogleApiClient.isConnecting() && !mGoogleApiClient.isConnected()) {
- // TODO: What if between mGoogleApiClient.isConnected() and this point mGoogleApiClient is disconnected? Android sucks?
- mGoogleApiClient.connect();
- }
-
- // TODO: Display the result?
- //mConnectionState.setText("Client connected");
- //mConnectionStatus.setText("Error resolved. Please re-try operation.");
- break;
- // If any other result was returned by Google Play services
- default:
- // Log the result
- Log.d(TAG, "Google Play services: unable to resolve connection error.");
-
- // TODO: Display the result?
- //mConnectionState.setText("Client disconnected";
- //mConnectionStatus.setText("Google Play services: unable to resolve connection error.");
- break;
- }
- // If any other request code was received
- default:
- // TODO: show some error?
- // Report that this Activity received an unknown requestCode
- Log.d(TAG, "Received an unknown activity request code onActivityResult. Request code: " + requestCode);
- break;
- }
-
- // TODO: documentation says I must call its parent's onActivityResult
- // see: https://developer.android.com/reference/com/google/android/gms/common/api/GoogleApiClient.Builder.html#enableAutoManage(android.support.v4.app.FragmentActivity, com.google.android.gms.common.api.GoogleApiClient.OnConnectionFailedListener)
- super.onActivityResult(requestCode, resultCode, intent);
- }
-
- private void showErrorDialog(final int errorCode) {
-
- // Get the error dialog from Google Play services
- final Dialog errorDialog = GooglePlayServicesUtil.getErrorDialog(
- errorCode, this, REQUEST_RESOLVE_ERROR);
-
- // If Google Play services can provide an error dialog
- if (errorDialog != null) {
-
- // Create a new DialogFragment in which to show the error dialog
- final GPlayServicesErrorDialogFragment GPSErrorFragment = new GPlayServicesErrorDialogFragment(this);
-
- // Set the dialog in the DialogFragment
- GPSErrorFragment.setDialog(errorDialog);
-
- // Show the error dialog in the DialogFragment
- GPSErrorFragment.show(this.getSupportFragmentManager(), "GPlayServicesErrorDialog");
- }
- }
-
- /* Called from GPlayServicesErrorDialogFragment when the dialog is dismissed. */
- public void onDialogDismissed() {
- // IT DOES NOT WORK WHEN SCREEN ROTATES. ANDROID EXAMPLES SUCK!!!
- mResolvingError = false;
- }
-
- /*****************************************************************************************************
- *
- * Google Play Services LocationListener
- *
- *****************************************************************************************************/
- private class GetLocationTask extends AsyncTask<Void, Void, Void> {
- // Store the context passed to the AsyncTask when the system instantiates it.
- private final Context localContext;
-
- private GetLocationTask(final Context localContext) {
- this.localContext = localContext;
- }
-
- @Override
- protected Void doInBackground(final Void... params) {
- final MapActivity activity = (MapActivity) this.localContext;
-
- // TODO: Somehow I should show a progress dialog.
- // If Google Play Services is available
- if (activity.servicesConnected()) {
- if (activity.mGoogleApiClient.isConnected()) {
- // TODO: Hopefully there will be results even if location did not change...
- final LocationRequest locationRequest = LocationRequest.create();
- locationRequest.setPriority(LocationRequest.PRIORITY_HIGH_ACCURACY);
- locationRequest.setInterval(1000);
- final FusedLocationProviderApi fusedLocationApi = LocationServices.FusedLocationApi;
- // TODO: What if between mGoogleApiClient.isConnected() and this point mGoogleApiClient is disconnected? Android sucks?
- // esto tiene mala pinta:
- // 1. mGoogleApiClient read/store desde distintos hilos
- // 2. el hilo de UI podría desconectar entre este punto y isConnected y
- // aquí no sé que va a pasar si está desconectado. Quizás no pase nada y simplemente status retorna error?
- final com.google.android.gms.common.api.Status status =
- fusedLocationApi.requestLocationUpdates(
- activity.mGoogleApiClient,
- locationRequest,
- activity,
- activity.getMainLooper()).await();
- } else {
- // TODO: string resource
- Toast.makeText(activity, "You are not yet connected to Google Play Services.", Toast.LENGTH_LONG).show();
- }
- }
- return null;
- }
-
- }
-
- @Override
- public void onLocationChanged(final Location location) {
- // It was called from onClickGetLocation (UI thread) This method will run in the same thread (the UI thread)
- // so, I do no think there should be any problem.
-
- if (mGoogleApiClient.isConnected()) {
- final FusedLocationProviderApi fusedLocationApi = LocationServices.FusedLocationApi;
- // TODO: if user clicks many times onClickGetLocation I may not assure how many times
- // onLocationChanged will be called. Is it a problem? AFAIK it isn't.
- // TODO: What if between mGoogleApiClient.isConnected() and this point mGoogleApiClient is disconnected? Android sucks?
- fusedLocationApi.removeLocationUpdates(mGoogleApiClient, this);
- }
-
- // Display the current location in the UI
- // TODO: May location not be null?
- this.getAddressAndUpdateUI(location.getLatitude(), location.getLongitude());
- }
/*****************************************************************************************************
*
@Override
public void onPostExecute(WeatherLocation weatherLocation) {
- if (weatherLocation == null) {
- this.removeProgressFragment();
- final DialogFragment newFragment = ErrorDialogFragment.newInstance(R.string.error_dialog_location_error);
- newFragment.setRetainInstance(true);
- newFragment.show(this.getSupportFragmentManager(), "errorDialog");
- } else {
- this.updateUI(weatherLocation);
- this.removeProgressFragment();
- }
+ this.updateUI(weatherLocation);
+ this.removeProgressFragment();
+
this.addButtonsFragment();
}
fragmentTransaction.add(R.id.weather_map_buttons_container, buttonsFragment, BUTTONS_FRAGMENT_TAG).commit();
fm.executePendingTransactions();
}
- if (mGoogleApiClient.isConnected()) {
+
+ if (this.mLocationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER)) {
final Button getLocationButton = (Button) this.findViewById(R.id.weather_map_button_getlocation);
getLocationButton.setEnabled(true);
}
fm.executePendingTransactions();
}
}
+
+ /*****************************************************************************************************
+ *
+ * android.location.LocationListener
+ *
+ *****************************************************************************************************/
+
+ @Override
+ public void onLocationChanged(final Location location) {
+ // It was called from onClickGetLocation (UI thread) This method will run in the same thread (the UI thread)
+ // so, I do no think there should be any problem.
+
+ // Display the current location in the UI
+ // TODO: May location not be null?
+ this.getAddressAndUpdateUI(location.getLatitude(), location.getLongitude());
+ }
+
+ @Override
+ public void onStatusChanged(String provider, int status, Bundle extras) {
+ // TODO Auto-generated method stub
+
+ }
+
+ @Override
+ public void onProviderEnabled(String provider) {
+ // TODO Auto-generated method stub
+
+ }
+
+ @Override
+ public void onProviderDisabled(String provider) {
+ // TODO Auto-generated method stub
+
+ }
}
projects / JavaForFun / commitdiff