MainActivity.java

/*
 * 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.placecompleteactivity;

import com.google.android.gms.common.GoogleApiAvailability;
import com.google.android.gms.common.GooglePlayServicesNotAvailableException;
import com.google.android.gms.common.GooglePlayServicesRepairableException;
import com.google.android.gms.common.api.Status;
import com.google.android.gms.location.places.Place;
import com.google.android.gms.location.places.ui.PlaceAutocomplete;

import com.example.android.common.activities.SampleActivityBase;
import com.example.android.common.logger.Log;

import android.content.Intent;
import android.content.res.Resources;
import android.net.Uri;
import android.os.Bundle;
import android.text.Html;
import android.text.Spanned;
import android.text.TextUtils;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends SampleActivityBase {
    /**
     * Request code for the autocomplete activity. This will be used to identify results from the
     * autocomplete activity in onActivityResult.
     */
    private static final int REQUEST_CODE_AUTOCOMPLETE = 1;

    private TextView mPlaceDetailsText;

    private TextView mPlaceAttribution;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        // Open the autocomplete activity when the button is clicked.
        Button openButton = (Button) findViewById(R.id.open_button);
        openButton.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                openAutocompleteActivity();
            }
        });

        // Retrieve the TextViews that will display details about the selected place.
        mPlaceDetailsText = (TextView) findViewById(R.id.place_details);
        mPlaceAttribution = (TextView) findViewById(R.id.place_attribution);
    }

    private void openAutocompleteActivity() {
        try {
            // The autocomplete activity requires Google Play Services to be available. The intent
            // builder checks this and throws an exception if it is not the case.
            Intent intent = new PlaceAutocomplete.IntentBuilder(PlaceAutocomplete.MODE_FULLSCREEN)
                    .build(this);
            startActivityForResult(intent, REQUEST_CODE_AUTOCOMPLETE);
        } catch (GooglePlayServicesRepairableException e) {
            // Indicates that Google Play Services is either not installed or not up to date. Prompt
            // the user to correct the issue.
            GoogleApiAvailability.getInstance().getErrorDialog(this, e.getConnectionStatusCode(),
                    0 /* requestCode */).show();
        } catch (GooglePlayServicesNotAvailableException e) {
            // Indicates that Google Play Services is not available and the problem is not easily
            // resolvable.
            String message = "Google Play Services is not available: " +
                    GoogleApiAvailability.getInstance().getErrorString(e.errorCode);

            Log.e(TAG, message);
            Toast.makeText(this, message, Toast.LENGTH_SHORT).show();
        }
    }

    /**
     * Called after the autocomplete activity has finished to return its result.
     */
    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);

        // Check that the result was from the autocomplete widget.
        if (requestCode == REQUEST_CODE_AUTOCOMPLETE) {
            if (resultCode == RESULT_OK) {
                // Get the user's selected place from the Intent.
                Place place = PlaceAutocomplete.getPlace(this, data);
                Log.i(TAG, "Place Selected: " + place.getName());

                // Format the place's details and display them in the TextView.
                mPlaceDetailsText.setText(formatPlaceDetails(getResources(), place.getName(),
                        place.getId(), place.getAddress(), place.getPhoneNumber(),
                        place.getWebsiteUri()));

                // Display attributions if required.
                CharSequence attributions = place.getAttributions();
                if (!TextUtils.isEmpty(attributions)) {
                    mPlaceAttribution.setText(Html.fromHtml(attributions.toString()));
                } else {
                    mPlaceAttribution.setText("");
                }
            } else if (resultCode == PlaceAutocomplete.RESULT_ERROR) {
                Status status = PlaceAutocomplete.getStatus(this, data);
                Log.e(TAG, "Error: Status = " + status.toString());
            } else if (resultCode == RESULT_CANCELED) {
                // Indicates that the activity closed before a selection was made. For example if
                // the user pressed the back button.
            }
        }
    }

    /**
     * Helper method to format information about a place nicely.
     */
    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));

    }
}