Android Guide: Login With Google Plus In Android Example

Full Source Code Download Here:
https://github.com/sanjaymangaroliya/LoginWithGooglePlus

MainActivity.java

package com.sanjay.loginwithgoogleplus;
import android.app.ProgressDialog;
import android.content.Intent;
import android.net.Uri;
import android.support.annotation.NonNull;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.Toolbar;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.TextView;
import com.bumptech.glide.Glide;
import com.bumptech.glide.load.engine.DiskCacheStrategy;
import com.google.android.gms.auth.api.Auth;
import com.google.android.gms.auth.api.signin.GoogleSignInAccount;
import com.google.android.gms.auth.api.signin.GoogleSignInOptions;
import com.google.android.gms.auth.api.signin.GoogleSignInResult;
import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.common.api.OptionalPendingResult;
import com.google.android.gms.common.api.ResultCallback;
import com.google.android.gms.common.api.Status;

public class MainActivity extends AppCompatActivity implements
GoogleApiClient.OnConnectionFailedListener {

private Button btn_sign_in, btn_logout;
private ImageView img_profile;
private TextView tv_info;
//private SignInButton btn_sign_in_default;
private static final int RC_SIGN_IN = 100;
private GoogleApiClient mGoogleApiClient;
private ProgressDialog progressDialog;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);

//Toolbar
Toolbar toolbar = findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
getSupportActionBar().setDisplayShowTitleEnabled(false);

GoogleSignInOptions gso = new GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_SIGN_IN)
.requestEmail()
.build();
mGoogleApiClient = new GoogleApiClient.Builder(this)
.enableAutoManage(this, this)
.addApi(Auth.GOOGLE_SIGN_IN_API, gso)
.build();
// Customizing G+ button
//btn_sign_in_default.setSize(SignInButton.SIZE_STANDARD);
//btn_sign_in_default.setScopes(gso.getScopeArray());

initUI();
}

private void initUI() {
TextView tvTitle = findViewById(R.id.tv_title);
tvTitle.setText(getResources().getString(R.string.app_name));
//btn_sign_in_default = findViewById(R.id.btn_sign_in_default);
btn_sign_in = findViewById(R.id.btn_sign_in);
btn_logout = findViewById(R.id.btn_logout);
img_profile = findViewById(R.id.img_profile);
tv_info = findViewById(R.id.tv_info);
}

public void onClickSignIn(View view) {
if (Utils.isNetworkAvailable(this)) {
Intent signInIntent = Auth.GoogleSignInApi.getSignInIntent(mGoogleApiClient);
startActivityForResult(signInIntent, RC_SIGN_IN);
} else {
Utils.showAlertDialog(this, getResources().getString(R.string.alert)
, getResources().getString(R.string.internet_error));
}
}

private void handleSignInResult(GoogleSignInResult result) {
if (result.isSuccess()) {
updateUI(true);
GoogleSignInAccount acct = result.getSignInAccount();
String personName = acct.getDisplayName();
String personEmail = acct.getEmail();
Uri personPhotoUrl = acct.getPhotoUrl();

StringBuilder stringBuilder = new StringBuilder();
if (Utils.isNotEmptyString(personName)) {
stringBuilder.append("Name: " + personName);
}
if (Utils.isNotEmptyString(personEmail)) {
stringBuilder.append("\nEmail: " + personEmail);
}
tv_info.setText(stringBuilder.toString());
//Profile Picture
if (personPhotoUrl != null) {
Glide.with(getApplicationContext()).load(personPhotoUrl)
.thumbnail(0.5f)
.crossFade()
.diskCacheStrategy(DiskCacheStrategy.ALL)
.into(img_profile);
}
} else {
updateUI(false);
}
}

@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == RC_SIGN_IN) {
GoogleSignInResult result = Auth.GoogleSignInApi.getSignInResultFromIntent(data);
handleSignInResult(result);
}
}

@Override
public void onStart() {
super.onStart();
OptionalPendingResult<GoogleSignInResult> opr = Auth.GoogleSignInApi.silentSignIn(mGoogleApiClient);
if (opr.isDone()) {
GoogleSignInResult result = opr.get();
handleSignInResult(result);
} else {
showProgressDialog();
opr.setResultCallback(new ResultCallback<GoogleSignInResult>() {
@Override
public void onResult(GoogleSignInResult googleSignInResult) {
hideProgressDialog();
handleSignInResult(googleSignInResult);
}
});
}
}

@Override
public void onConnectionFailed(@NonNull ConnectionResult connectionResult) {
}

private void showProgressDialog() {
if (progressDialog == null) {
progressDialog = new ProgressDialog(this);
progressDialog.setMessage("Loading...");
progressDialog.setIndeterminate(true);
}
progressDialog.show();
}

private void hideProgressDialog() {
if (progressDialog != null && progressDialog.isShowing()) {
progressDialog.hide();
}
}

private void updateUI(boolean isSignedIn) {
if (isSignedIn) {
btn_sign_in.setVisibility(View.GONE);
btn_logout.setVisibility(View.VISIBLE);
img_profile.setVisibility(View.VISIBLE);
tv_info.setVisibility(View.VISIBLE);
} else {
btn_sign_in.setVisibility(View.VISIBLE);
btn_logout.setVisibility(View.GONE);
img_profile.setVisibility(View.GONE);
tv_info.setVisibility(View.GONE);
}
}

public void onClickLogout(View view) {
if (mGoogleApiClient.isConnected()) {
Auth.GoogleSignInApi.signOut(mGoogleApiClient).setResultCallback(
new ResultCallback<Status>() {
@Override
public void onResult(Status status) {
updateUI(false);
}
});
}
}
}

Utils.java

package com.sanjay.loginwithgoogleplus;
import android.content.Context;
import android.content.DialogInterface;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.support.v7.app.AlertDialog;
import android.view.Gravity;
import android.widget.Toast;

public class Utils {

public static boolean isNetworkAvailable(Context context) {
if (context == null) {
return false;
}
ConnectivityManager cm =
(ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo activeNetwork = cm.getActiveNetworkInfo();
boolean isConnected = activeNetwork != null &&
activeNetwork.isConnectedOrConnecting();
return isConnected;
}

public static void showToast(Context activity, String strMsg) {
Toast toast = Toast.makeText(activity, strMsg, Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER_HORIZONTAL, 0, 0);
toast.show();
}

public static void showAlertDialog(Context context, String title, String msg) {
AlertDialog.Builder adb = new AlertDialog.Builder(context);
adb.setTitle(title);
adb.setMessage(msg);
adb.setCancelable(false);
adb.setPositiveButton("OK", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
dialog.dismiss();
}
});
adb.create().show();
}

public static boolean isNotEmptyString(String str) {
if (str != "" && str != null && str.trim().length() > 0
&& !str.equalsIgnoreCase("null")) {
return true;
}
return false;
}

}

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>

<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"

xmlns:app="http://schemas.android.com/apk/res-auto"

android:layout_width="match_parent"

android:layout_height="match_parent"

android:background="@color/white"

android:fitsSystemWindows="true">

<android.support.v4.widget.NestedScrollView

android:id="@+id/nested_scrollview"

android:layout_width="match_parent"

android:layout_height="match_parent"

app:layout_behavior="@string/appbar_scrolling_view_behavior">

<RelativeLayout

android:id="@+id/rl_main"

android:layout_width="match_parent"

android:layout_height="match_parent"

android:layout_margin="10dp">

<!-- <com.google.android.gms.common.SignInButton

android:id="@+id/btn_sign_in_default"

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:layout_marginTop="20dp"

android:onClick="onClickSignIn"

android:visibility="gone" />-->

<Button

android:id="@+id/btn_sign_in"

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:layout_marginTop="20dp"

android:background="@color/colorPrimary"

android:gravity="center"

android:onClick="onClickSignIn"

android:text="@string/sign_in"

android:textColor="@color/white"

android:visibility="visible" />

<Button

android:id="@+id/btn_logout"

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:layout_below="@+id/btn_sign_in"

android:layout_marginTop="20dp"

android:background="@color/colorPrimary"

android:gravity="center"

android:onClick="onClickLogout"

android:text="@string/logout"

android:textColor="@color/white"

android:visibility="gone" />

<ImageView

android:id="@+id/img_profile"

android:layout_width="80dp"

android:layout_height="80dp"

android:layout_alignParentLeft="true"

android:layout_below="@+id/btn_logout"

android:layout_marginTop="20dp"

android:src="@mipmap/ic_launcher"

android:visibility="gone" />

<TextView

android:id="@+id/tv_info"

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:layout_below="@+id/btn_logout"

android:layout_marginLeft="10dp"

android:layout_marginTop="20dp"

android:layout_toRightOf="@+id/img_profile"

android:text="@string/name"

android:textColor="@color/colorPrimary"

android:textSize="16dp"

android:visibility="gone" />

</RelativeLayout>

</android.support.v4.widget.NestedScrollView>

</android.support.design.widget.CoordinatorLayout>

toolbar.xml

<android.support.design.widget.AppBarLayout xmlns:android="http://schemas.android.com/apk/res/android"

xmlns:app="http://schemas.android.com/apk/res-auto"

android:id="@+id/app_bar_layout"

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:theme="@style/AppTheme.AppBarOverlay">

<android.support.v7.widget.Toolbar

android:id="@+id/toolbar"

android:layout_width="match_parent"

android:layout_height="?attr/actionBarSize"

android:background="?attr/colorPrimary"

app:popupTheme="@style/AppTheme.PopupOverlay">

<TextView

android:id="@+id/tv_title"

style="@style/tv_title"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="@string/app_name" />

</android.support.v7.widget.Toolbar>

</android.support.design.widget.AppBarLayout>

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

package="com.sanjay.loginwithgoogleplus">

<uses-permission android:name="android.permission.INTERNET" />

<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />

<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />

<application

android:allowBackup="true"

android:icon="@mipmap/ic_launcher"

android:label="@string/app_name"

android:roundIcon="@mipmap/ic_launcher_round"

android:supportsRtl="true"

android:theme="@style/AppTheme">

<activity

android:name=".MainActivity"

android:screenOrientation="portrait">

<intent-filter>

</intent-filter>

</activity>

</application>

</manifest>

styles.xml

<item name="colorPrimary">@color/colorPrimary</item>

<item name="colorPrimaryDark">@color/colorPrimary</item>

<item name="colorAccent">@color/colorPrimary</item>

</style>

<item name="android:layout_gravity">center</item>

<item name="android:textColor">@color/white</item>

<item name="android:textAllCaps">false</item>

<item name="android:textStyle">normal</item>

</style>

<item name="android:textAllCaps">false</item>

</style>

</resources>

build.gradle

apply plugin: 'com.android.application'

android {

compileSdkVersion 26

defaultConfig {

applicationId "com.sanjay.loginwithgoogleplus"

minSdkVersion 16

targetSdkVersion 26

versionCode 1

versionName "1.0"

testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"

}

buildTypes {

release {

minifyEnabled false

proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'

}

dependencies {

implementation fileTree(dir: 'libs', include: ['*.jar'])

implementation 'com.android.support:appcompat-v7:26.1.0'

implementation 'com.android.support.constraint:constraint-layout:1.0.2'

testImplementation 'junit:junit:4.12'

androidTestImplementation 'com.android.support.test:runner:1.0.1'

androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'

//Support Design

compile 'com.android.support:design:26+'

//Google Auth

compile 'com.google.android.gms:play-services-auth:11.8.0'

//Glide Image

compile 'com.github.bumptech.glide:glide:3.7.0'

}

apply plugin: 'com.google.gms.google-services'

Android Guide

Monday 25 December 2017

Login With Google Plus In Android Example

No comments:

Post a Comment

Marvel Api Integration In Android

Report Abuse