Java tutorial
/** * Copyright 2015 Google Inc. All Rights Reserved. * <p/> * 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 * <p/> * http://www.apache.org/licenses/LICENSE-2.0 * <p/> * 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.hulhack.quandrum.wireframes.gcm; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.content.SharedPreferences; import android.os.Bundle; import android.preference.PreferenceManager; import android.support.v4.content.LocalBroadcastManager; import android.support.v7.app.AppCompatActivity; import android.util.Log; import com.dd.CircularProgressButton; import com.google.android.gms.common.ConnectionResult; import com.google.android.gms.common.GooglePlayServicesUtil; import com.hulhack.quandrum.wireframes.R; public class GcmActivity extends AppCompatActivity { private static final int PLAY_SERVICES_RESOLUTION_REQUEST = 9000; private static final String TAG = "MainActivity"; SharedPreferences sharedPreferences; private BroadcastReceiver mRegistrationBroadcastReceiver; CircularProgressButton circularProgressButton; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_gcm); setTitle("GCM Registration"); circularProgressButton = (CircularProgressButton) findViewById(R.id.btnWithText); circularProgressButton.setIndeterminateProgressMode(true); mRegistrationBroadcastReceiver = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context); boolean sentToken = sharedPreferences.getBoolean(QuickstartPreferences.SENT_TOKEN_TO_SERVER, false); /*Intent i = new Intent(GcmActivity.this,NavActivity.class); startActivity(i);*/ circularProgressButton.setProgress(100); finish(); /* if (sentToken) { mInformationTextView.setText("Finishing up..."); } else { mInformationTextView.setText("Oops!"); }*/ } }; if (checkPlayServices()) { // Start IntentService to register this application with GCM. Log.e("REG", "Start Reg Service"); Intent intent = new Intent(this, RegistrationIntentService.class); startService(intent); } } @Override protected void onResume() { super.onResume(); LocalBroadcastManager.getInstance(this).registerReceiver(mRegistrationBroadcastReceiver, new IntentFilter(QuickstartPreferences.REGISTRATION_COMPLETE)); } @Override protected void onPause() { LocalBroadcastManager.getInstance(this).unregisterReceiver(mRegistrationBroadcastReceiver); super.onPause(); } /** * Check the device to make sure it has the Google Play Services APK. If * it doesn't, display a dialog that allows users to download the APK from * the Google Play Store or enable it in the device's system settings. */ private boolean checkPlayServices() { int resultCode = GooglePlayServicesUtil.isGooglePlayServicesAvailable(this); if (resultCode != ConnectionResult.SUCCESS) { if (GooglePlayServicesUtil.isUserRecoverableError(resultCode)) { GooglePlayServicesUtil.getErrorDialog(resultCode, this, PLAY_SERVICES_RESOLUTION_REQUEST).show(); } else { Log.i(TAG, "This device is not supported."); finish(); } return false; } return true; } }