/*
* Copyright (C) 2015 Google Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.example.google.playservices.placecomplete;
import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.common.api.PendingResult;
import com.google.android.gms.common.api.ResultCallback;
import com.google.android.gms.location.places.AutocompletePrediction;
import com.google.android.gms.location.places.Place;
import com.google.android.gms.location.places.PlaceBuffer;
import com.google.android.gms.location.places.Places;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.LatLngBounds;
import com.example.android.common.activities.SampleActivityBase;
import com.example.android.common.logger.Log;
import android.content.res.Resources;
import android.net.Uri;
import android.os.Bundle;
import android.text.Html;
import android.text.Spanned;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AutoCompleteTextView;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;
public class MainActivity extends SampleActivityBase
implements GoogleApiClient.OnConnectionFailedListener {
/**
* GoogleApiClient wraps our service connection to Google Play Services and provides access
* to the user's sign in state as well as the Google's APIs.
*/
protected GoogleApiClient mGoogleApiClient;
private PlaceAutocompleteAdapter mAdapter;
private AutoCompleteTextView mAutocompleteView;
private TextView mPlaceDetailsText;
private TextView mPlaceDetailsAttribution;
private static final LatLngBounds BOUNDS_GREATER_SYDNEY = new LatLngBounds(
new LatLng(-34.041458, 150.790100), new LatLng(-33.682247, 151.383362));
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// Construct a GoogleApiClient for the {@link Places#GEO_DATA_API} using AutoManage
// functionality, which automatically sets up the API client to handle Activity lifecycle
// events. If your activity does not extend FragmentActivity, make sure to call connect()
// and disconnect() explicitly.
mGoogleApiClient = new GoogleApiClient.Builder(this)
.enableAutoManage(this, 0 /* clientId */, this)
.addApi(Places.GEO_DATA_API)
.build();
setContentView(R.layout.activity_main);
// Retrieve the AutoCompleteTextView that will display Place suggestions.
mAutocompleteView = (AutoCompleteTextView)
findViewById(R.id.autocomplete_places);
// Register a listener that receives callbacks when a suggestion has been selected
mAutocompleteView.setOnItemClickListener(mAutocompleteClickListener);
// Retrieve the TextViews that will display details and attributions of the selected place.
mPlaceDetailsText = (TextView) findViewById(R.id.place_details);
mPlaceDetailsAttribution = (TextView) findViewById(R.id.place_attribution);
// Set up the adapter that will retrieve suggestions from the Places Geo Data API that cover
// the entire world.
mAdapter = new PlaceAutocompleteAdapter(this, mGoogleApiClient, BOUNDS_GREATER_SYDNEY,
null);
mAutocompleteView.setAdapter(mAdapter);
// Set up the 'clear text' button that clears the text in the autocomplete view
Button clearButton = (Button) findViewById(R.id.button_clear);
clearButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mAutocompleteView.setText("");
}
});
}
/**
* Listener that handles selections from suggestions from the AutoCompleteTextView that
* displays Place suggestions.
* Gets the place id of the selected item and issues a request to the Places Geo Data API
* to retrieve more details about the place.
*
* @see com.google.android.gms.location.places.GeoDataApi#getPlaceById(com.google.android.gms.common.api.GoogleApiClient,
* String...)
*/
private AdapterView.OnItemClickListener mAutocompleteClickListener
= new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
/*
Retrieve the place ID of the selected item from the Adapter.
The adapter stores each Place suggestion in a AutocompletePrediction from which we
read the place ID and title.
*/
final AutocompletePrediction item = mAdapter.getItem(position);
final String placeId = item.getPlaceId();
final CharSequence primaryText = item.getPrimaryText(null);
Log.i(TAG, "Autocomplete item selected: " + primaryText);
/*
Issue a request to the Places Geo Data API to retrieve a Place object with additional
details about the place.
*/
PendingResult<PlaceBuffer> placeResult = Places.GeoDataApi
.getPlaceById(mGoogleApiClient, placeId);
placeResult.setResultCallback(mUpdatePlaceDetailsCallback);
Toast.makeText(getApplicationContext(), "Clicked: " + primaryText,
Toast.LENGTH_SHORT).show();
Log.i(TAG, "Called getPlaceById to get Place details for " + placeId);
}
};
/**
* Callback for results from a Places Geo Data API query that shows the first place result in
* the details view on screen.
*/
private ResultCallback<PlaceBuffer> mUpdatePlaceDetailsCallback
= new ResultCallback<PlaceBuffer>() {
@Override
public void onResult(PlaceBuffer places) {
if (!places.getStatus().isSuccess()) {
// Request did not complete successfully
Log.e(TAG, "Place query did not complete. Error: " + places.getStatus().toString());
places.release();
return;
}
// Get the Place object from the buffer.
final Place place = places.get(0);
// Format details of the place for display and show it in a TextView.
mPlaceDetailsText.setText(formatPlaceDetails(getResources(), place.getName(),
place.getId(), place.getAddress(), place.getPhoneNumber(),
place.getWebsiteUri()));
// Display the third party attributions if set.
final CharSequence thirdPartyAttribution = places.getAttributions();
if (thirdPartyAttribution == null) {
mPlaceDetailsAttribution.setVisibility(View.GONE);
} else {
mPlaceDetailsAttribution.setVisibility(View.VISIBLE);
mPlaceDetailsAttribution.setText(Html.fromHtml(thirdPartyAttribution.toString()));
}
Log.i(TAG, "Place details received: " + place.getName());
places.release();
}
};
private static Spanned formatPlaceDetails(Resources res, CharSequence name, String id,
CharSequence address, CharSequence phoneNumber, Uri websiteUri) {
Log.e(TAG, res.getString(R.string.place_details, name, id, address, phoneNumber,
websiteUri));
return Html.fromHtml(res.getString(R.string.place_details, name, id, address, phoneNumber,
websiteUri));
}
/**
* Called when the Activity could not connect to Google Play services and the auto manager
* could resolve the error automatically.
* In this case the API is not available and notify the user.
*
* @param connectionResult can be inspected to determine the cause of the failure
*/
@Override
public void onConnectionFailed(ConnectionResult connectionResult) {
Log.e(TAG, "onConnectionFailed: ConnectionResult.getErrorCode() = "
+ connectionResult.getErrorCode());
// TODO(Developer): Check error code and notify the user of error state and resolution.
Toast.makeText(this,
"Could not connect to Google API Client: Error " + connectionResult.getErrorCode(),
Toast.LENGTH_SHORT).show();
}
}