Andriod

on

 



1. WebView Android App Code:

Activity_Main.xml

<WebView
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:id="@+id/webView"
    android:layout_alignParentTop="true"
    android:layout_alignParentLeft="true"
    android:layout_alignParentStart="true"
    android:layout_alignParentBottom="true"
    android:layout_alignParentRight="true"
    android:layout_alignParentEnd="true"
    tools:ignore="MissingConstraints" />

MainActivity.java

import android.os.Bundle;
import android.webkit.WebView;
import android.webkit.WebViewClient;

import androidx.appcompat.app.AppCompatActivity;

public class MainActivity extends AppCompatActivity {

    String websiteURL = "https://trusof.com/"; // sets web url
    private WebView webview;

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

        //Webview stuff
        webview = findViewById(R.id.webView);
        webview.getSettings().setJavaScriptEnabled(true);
        webview.getSettings().setDomStorageEnabled(true);
        webview.setOverScrollMode(WebView.OVER_SCROLL_NEVER);
        webview.loadUrl(websiteURL);
        webview.setWebViewClient(new WebViewClientDemo());

    }

    private class WebViewClientDemo extends WebViewClient {
        @Override
        //Keep webview in app when clicking links
        public boolean shouldOverrideUrlLoading(WebView view, String url) {
            view.loadUrl(url);
            return true;
        }
    }

}

AndroidManifest.xml 

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


2. Internet Connection Error:

AndroidManifest.xml

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

MainActivity.java

import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.os.Bundle;
import android.util.Log;
import android.webkit.WebView;
import android.webkit.WebViewClient;

import androidx.appcompat.app.AppCompatActivity;

public class MainActivity extends AppCompatActivity {

    String websiteURL = "https://trusof.com/"; // sets web url
    private WebView webview;

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

        if( ! CheckNetwork.isInternetAvailable(this)) //returns true if internet available
        {
            //if there is no internet do this
            setContentView(R.layout.activity_main);
            //Toast.makeText(this,"No Internet Connection, Chris",Toast.LENGTH_LONG).show();

            new AlertDialog.Builder(this) //alert the person knowing they are about to close
                    .setTitle("No internet connection available")
                    .setMessage("Please Check you're Mobile data or Wifi network.")
                    .setPositiveButton("Ok", new DialogInterface.OnClickListener() {
                        @Override
                        public void onClick(DialogInterface dialog, int which) {
                            finish();
                        }
                    })
                    //.setNegativeButton("No", null)
                    .show();

        }
        else
        {
            //Webview stuff
            webview = findViewById(R.id.webView);
            webview.getSettings().setJavaScriptEnabled(true);
            webview.getSettings().setDomStorageEnabled(true);
            webview.setOverScrollMode(WebView.OVER_SCROLL_NEVER);
            webview.loadUrl(websiteURL);
            webview.setWebViewClient(new WebViewClientDemo());

        }
    }


    private class WebViewClientDemo extends WebViewClient {
        @Override
        //Keep webview in app when clicking links
        public boolean shouldOverrideUrlLoading(WebView view, String url) {
            view.loadUrl(url);
            return true;
        }
    }


}

class CheckNetwork {

    private static final String TAG = CheckNetwork.class.getSimpleName();

    public static boolean isInternetAvailable(Context context)
    {
        NetworkInfo info = (NetworkInfo) ((ConnectivityManager)
                context.getSystemService(Context.CONNECTIVITY_SERVICE)).getActiveNetworkInfo();

        if (info == null)
        {
            Log.d(TAG,"no internet connection");
            return false;
        }
        else
        {
            if(info.isConnected())
            {
                Log.d(TAG," internet connection available...");
                return true;
            }
            else
            {
                Log.d(TAG," internet connection");
                return true;
            }

        }
    }
}

3. Back & Exit Feature:

MainActivity.java

//set back button functionality
@Override
public void onBackPressed() { //if user presses the back button do this
    if (webview.isFocused() && webview.canGoBack()) { //check if in webview and the user can go back
        webview.goBack(); //go back in webview
    } else { //do this if the webview cannot go back any further

        new AlertDialog.Builder(this) //alert the person knowing they are about to close
                .setTitle("EXIT")
                .setMessage("Are you sure. You want to close this app?")
                .setPositiveButton("Yes", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        finish();
                    }
                })
                .setNegativeButton("No", null)
                .show();
    }
}


4. Swipe Down to Refresh:

activity_main.xml

<androidx.swiperefreshlayout.widget.SwipeRefreshLayout
    android:id="@+id/swipeContainer"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <WebView
        android:layout_width="fill_parent"
        android:layout_height="fill_parent"
        android:id="@+id/webView"
        android:layout_alignParentTop="true"
        android:layout_alignParentLeft="true"
        android:layout_alignParentStart="true"
        android:layout_alignParentBottom="true"
        android:layout_alignParentRight="true"
        android:layout_alignParentEnd="true"
        tools:ignore="MissingConstraints" />

</androidx.swiperefreshlayout.widget.SwipeRefreshLayout>

MainActivity.java

SwipeRefreshLayout mySwipeRefreshLayout;
//Swipe to refresh functionality
mySwipeRefreshLayout = (SwipeRefreshLayout)this.findViewById(R.id.swipeContainer);

mySwipeRefreshLayout.setOnRefreshListener(
        new SwipeRefreshLayout.OnRefreshListener() {
            @Override
            public void onRefresh() {
                webview.reload();
            }
        }
);
private class WebViewClientDemo extends WebViewClient {
    @Override
    //Keep webview in app when clicking links
    public boolean shouldOverrideUrlLoading(WebView view, String url) {
        view.loadUrl(url);
        return true;
    }
    @Override
    public void onPageFinished(WebView view, String url) {
        super.onPageFinished(view, url);
        mySwipeRefreshLayout.setRefreshing(false);
    }
}
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.os.Bundle;
import android.util.Log;
import android.webkit.WebView;
import android.webkit.WebViewClient;

import androidx.appcompat.app.AppCompatActivity;
import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;

public class MainActivity extends AppCompatActivity {

    String websiteURL = "https://trusof.com/"; // sets web url
    private WebView webview;
    SwipeRefreshLayout mySwipeRefreshLayout;

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

        if( ! CheckNetwork.isInternetAvailable(this)) //returns true if internet available
        {
            //if there is no internet do this
            setContentView(R.layout.activity_main);
            //Toast.makeText(this,"No Internet Connection, Chris",Toast.LENGTH_LONG).show();

            new AlertDialog.Builder(this) //alert the person knowing they are about to close
                    .setTitle("No internet connection available")
                    .setMessage("Please Check you're Mobile data or Wifi network.")
                    .setPositiveButton("Ok", new DialogInterface.OnClickListener() {
                        @Override
                        public void onClick(DialogInterface dialog, int which) {
                            finish();
                        }
                    })
                    //.setNegativeButton("No", null)
                    .show();

        }
        else
        {
            //Webview stuff
            webview = findViewById(R.id.webView);
            webview.getSettings().setJavaScriptEnabled(true);
            webview.getSettings().setDomStorageEnabled(true);
            webview.setOverScrollMode(WebView.OVER_SCROLL_NEVER);
            webview.loadUrl(websiteURL);
            webview.setWebViewClient(new WebViewClientDemo());

        }

        //Swipe to refresh functionality
        mySwipeRefreshLayout = (SwipeRefreshLayout)this.findViewById(R.id.swipeContainer);

        mySwipeRefreshLayout.setOnRefreshListener(
                new SwipeRefreshLayout.OnRefreshListener() {
                    @Override
                    public void onRefresh() {
                        webview.reload();
                    }
                }
        );

    }


    private class WebViewClientDemo extends WebViewClient {
        @Override
        //Keep webview in app when clicking links
        public boolean shouldOverrideUrlLoading(WebView view, String url) {
            view.loadUrl(url);
            return true;
        }
        @Override
        public void onPageFinished(WebView view, String url) {
            super.onPageFinished(view, url);
            mySwipeRefreshLayout.setRefreshing(false);
        }
    }

    //set back button functionality
    @Override
    public void onBackPressed() { //if user presses the back button do this
        if (webview.isFocused() && webview.canGoBack()) { //check if in webview and the user can go back
            webview.goBack(); //go back in webview
        } else { //do this if the webview cannot go back any further

            new AlertDialog.Builder(this) //alert the person knowing they are about to close
                    .setTitle("EXIT")
                    .setMessage("Are you sure. You want to close this app?")
                    .setPositiveButton("Yes", new DialogInterface.OnClickListener() {
                        @Override
                        public void onClick(DialogInterface dialog, int which) {
                            finish();
                        }
                    })
                    .setNegativeButton("No", null)
                    .show();
        }
    }

}

class CheckNetwork {

    private static final String TAG = CheckNetwork.class.getSimpleName();

    public static boolean isInternetAvailable(Context context)
    {
        NetworkInfo info = (NetworkInfo) ((ConnectivityManager)
                context.getSystemService(Context.CONNECTIVITY_SERVICE)).getActiveNetworkInfo();

        if (info == null)
        {
            Log.d(TAG,"no internet connection");
            return false;
        }
        else
        {
            if(info.isConnected())
            {
                Log.d(TAG," internet connection available...");
                return true;
            }
            else
            {
                Log.d(TAG," internet connection");
                return true;
            }

        }
    }
}

5. Screen Rotation:

AndroidManifest.xml

android:screenOrientation="portrait"

6. http:// or  https:// error

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="trusof.com.balconywala">

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


    <application
        android:usesCleartextTraffic="true"
        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/Theme.Balconywala">
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>




SplashActivity.java

import androidx.appcompat.app.AppCompatActivity;


    import android.content.Intent;

    import android.os.Bundle;

    import android.view.Window;

    import android.view.WindowManager;


    public class SplashActivity extends AppCompatActivity {


        @Override

        protected void onCreate(Bundle savedInstanceState) {

            super.onCreate(savedInstanceState);


            Window window = getWindow() ;


            window.addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);

            setContentView(R.layout.activity_splash);




            Thread splashTread = new Thread(){


                @Override

                public void run() {

                    try {

                        sleep(3000);

                        startActivity(new Intent(getApplicationContext(),MainActivity.class));

                        finish();

                    } catch (InterruptedException e) {

                        e.printStackTrace();

                    }


                    super.run();

                }

            };


            splashTread.start();





        }


    }

activity_splash

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

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

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

        xmlns:tools="http://schemas.android.com/tools"

        android:layout_width="match_parent"

        android:layout_height="match_parent"

        android:orientation="vertical"

        tools:context=".SplashActivity">


        <ImageView

            android:layout_width="match_parent"

            android:layout_height="300dp"

            android:src="@drawable/logo"

            android:scaleType="centerCrop"

            android:padding="50dp"

            android:layout_marginTop="220dp"/>

        <ProgressBar

            android:layout_width="220dp"

            android:layout_height="10dp"

            android:layout_gravity="center_horizontal"

            style="?android:attr/progressBarStyleHorizontal"

            android:max="100"

            android:indeterminate="true"

            android:progress="0"

            android:layout_marginTop="100dp"


            />



    </LinearLayout>

AndroidManifest.xml

<activity android:name=".MainActivity"></activity>
<activity android:name=".SplashActivity">

            <intent-filter>

                <action android:name="android.intent.action.MAIN" />


                <category android:name="android.intent.category.LAUNCHER" />

            </intent-filter>

        </activity>

Android App Gives 2 App Icons

1. Open your app AndroidManifest.xml
2. At the bottom you will find this code.

      <intent-filter>
        <action android:name="android.intent.action.MAIN"/>
        <category android:name="android.intent.category.LAUNCHER"/>
      </intent-filter>

3. Delete this code.



Splash Screen

How to Implement Push Notification Using OneSignal in Android Studio | OneSignal | Android




Code Use

OneSignal Tutorial : In This Video, You Will Learn How to Integrate Push Notification Using OneSignal in Android Studio.

build.gradle(Project) :
classpath 'com.google.gms:google-services:4.3.4'

build.gradle(Module) :
android {
        defaultConfig {
            manifestPlaceholders = [
                    onesignal_app_id: 'df2af6ce-e49a-4d5e-9693-3196f57460ae',
                    onesignal_google_project_number: 'REMOTE'
            ]
        }
    }
}

dependencies {
    implementation 'com.onesignal:OneSignal:3.15.3'
}

buildscript {
    repositories {
        maven { url 'https://plugins.gradle.org/m2/'}
    }
    dependencies {
        classpath 'gradle.plugin.com.onesignal:onesignal-gradle-plugin:0.12.9'
    }
}
apply plugin: 'com.onesignal.androidsdk.onesignal-gradle-plugin'

repositories {
    maven { url 'https://maven.google.com' }
}
apply plugin: 'com.google.gms.google-services'

All File :
1) activity_main.xml   2) MainActivity.java

Table Of Content :
00:27 - Preview
01:38 - Project Creation
01:53 - XML Code
08:11 - Java Code
09:07 - Output

Presented By : Android Coding
Background Music By : BreakingCopyright

Download Apk Link :
https://drive.google.com/file/d/1bRZN...

Firebase :
https://firebase.google.com

OneSignal :
https://app.onesignal.com

OneSignal Documentation :
https://documentation.onesignal.com/d...

All My App Links :
1) QR Scanner App : http://bit.ly/ScannerAndGenerator
2) Colors Code App : http://bit.ly/ColorsCode
3) Age Calculator App : http://bit.ly/AndroidAgeCalculator

Enjoy & Stay Connected With Us!
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#OneSignalNotification #AndroidTutorial #12H1r

﹍﹍﹍﹍﹍﹍﹍﹍﹍﹍﹍﹍﹍﹍﹍﹍﹍﹍﹍﹍

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">

    <TextView
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:text="OneSignal Notification"
        android:textSize="40sp"
        android:textStyle="bold"
        android:gravity="center"
        android:layout_margin="16dp"/>

</RelativeLayout>

MainActivity.java

package trusof.com.onesignaldemo;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;

import com.onesignal.OneSignal;

public class MainActivity extends AppCompatActivity {

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


        //Onesignal initialization
        OneSignal.startInit(this)
                .inFocusDisplaying(OneSignal.OSInFocusDisplayOption.Notification)
                .unsubscribeWhenNotificationsAreDisabled(true)
                .init();
    }
}

google-services.json

{
  "project_info": {
    "project_number": "859844779565",
    "project_id": "onesignal-42b00",
    "storage_bucket": "onesignal-42b00.appspot.com"
  },
  "client": [
    {
      "client_info": {
        "mobilesdk_app_id": "1:859844779565:android:1add1f48153bcb6a0be2a4",
        "android_client_info": {
          "package_name": "trusof.com.onesignaldemo"
        }
      },
      "oauth_client": [
        {
          "client_id": "859844779565-8lbpj7671t4ap14i6ildjq2dhph2t5do.apps.googleusercontent.com",
          "client_type": 3
        }
      ],
      "api_key": [
        {
          "current_key": "AIzaSyDufwJEfLJEk5Yg5o5eU7lQDd4u2RgW81E"
        }
      ],
      "services": {
        "appinvite_service": {
          "other_platform_oauth_client": [
            {
              "client_id": "859844779565-8lbpj7671t4ap14i6ildjq2dhph2t5do.apps.googleusercontent.com",
              "client_type": 3
            }
          ]
        }
      }
    }
  ],
  "configuration_version": "1"
}

build.gradle(OneSignalDemo)

// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript {
    repositories {
        google()
        jcenter()
    }
    dependencies {
        classpath "com.android.tools.build:gradle:4.1.3"
        classpath 'com.google.gms:google-services:4.3.10'

        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

allprojects {
    repositories {
        google()
        jcenter()
    }
}

task clean(type: Delete) {
    delete rootProject.buildDir
}

build.gradle(:app)

buildscript {
    repositories {
        maven { url 'https://plugins.gradle.org/m2/'}
    }
    dependencies {
        classpath 'gradle.plugin.com.onesignal:onesignal-gradle-plugin:0.12.9'
    }
}
apply plugin: 'com.onesignal.androidsdk.onesignal-gradle-plugin'

repositories {
    maven { url 'https://maven.google.com' }
}
apply plugin: 'com.android.application'


android {
    compileSdkVersion 31

    defaultConfig {
        applicationId "trusof.com.onesignaldemo"
        minSdkVersion 16
        targetSdkVersion 31
        versionCode 3
        versionName "3.0"

        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
    }

    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
        }
    }
    compileOptions {
        sourceCompatibility JavaVersion.VERSION_1_8
        targetCompatibility JavaVersion.VERSION_1_8
    }

    android {
        defaultConfig {
            manifestPlaceholders = [
                    onesignal_app_id: '7c2eef73-7293-4b19-9cd0-dc6eaa734139',
                    onesignal_google_project_number: 'REMOTE'
            ]
        }
    }

}

dependencies {

    implementation 'androidx.appcompat:appcompat:1.3.1'
    implementation 'com.google.android.material:material:1.4.0'
    implementation 'androidx.constraintlayout:constraintlayout:2.1.0'
    implementation 'com.onesignal:OneSignal:3.15.3'
    testImplementation 'junit:junit:4.+'
    androidTestImplementation 'androidx.test.ext:junit:1.1.3'
    androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
}
apply plugin: 'com.google.gms.google-services'
https://www.google.com/imgres?imgurl=https%3A%2F%2Fyt3.ggpht.com%2Fytc%2FAKedOLTmm14ThMxt1Roo7qw21pJTnx8v2cGlH742YQhH9A%3Ds900-c-k-c0x00ffffff-no-rj&imgrefurl=https%3A%2F%2Fwww.youtube.com%2Fchannel%2FUCRkS5xW3L1mf6ew7kisPQzg&tbnid=mQxpjQH54owS9M&vet=12ahUKEwj1w_fAi6fzAhVxkksFHSH1AkMQMygLegQIARBG..i&docid=sJO-uaWEwQ1roM&w=900&h=900&itg=1&q=trusof&ved=2ahUKEwj1w_fAi6fzAhVxkksFHSH1AkMQMygLegQIARBG










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