Deepshikha Puri, the young Indian Entrepreneur heading the mobile development trade from years to successive extent, has worked with numerous clients and many tremendous brands in this industry of mobile encompassing in India and overseas maintaining promising work relationships with each of them with an impression to manage it's whole thing.

Saturday, June 10, 2017

Hide and Unhide The App Icon in Android Programmatically

Video Demo: 



In this demo you can hide the application icon and no one can see that homescreen or in all application screen. If you want to you launch your application then you can dial 1234567890 and its launch the application. Download source code from here


hide app icon from launcher android

AndroidManifest.xml:

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.deepshikha.hideappicon">
    <uses-permission android:name="android.permission.PROCESS_OUTGOING_CALLS" />
    <application
        android:allowBackup="true"
        android:icon="@drawable/logo"
        android:label="@string/app_name"

        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <activity android:name=".MainActivity">

        </activity>


        <activity-alias
            android:name=".Launcher"
            android:targetActivity=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity-alias>

        <receiver android:name=".LaunchAppReceiver" >
            <intent-filter>
                <action android:name="android.intent.action.NEW_OUTGOING_CALL" />
            </intent-filter>
        </receiver>
    </application>


</manifest>

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:orientation="horizontal"
    android:layout_height="match_parent"
    tools:context="com.deepshikha.hideappicon.MainActivity">

  <Button
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:id="@+id/btn_hide"
      android:text="Hide"/>

  <ImageView
      android:layout_width="match_parent"
      android:layout_height="250dp"
      android:src="@drawable/images"
      android:id="@+id/image"
      android:scaleType="fitXY"
      android:background="#efefef"
      android:layout_centerInParent="true"
      android:layout_marginTop="10dp"
      android:layout_below="@+id/btn_hide"

      />

  <TextView
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:id="@+id/tv_testing"
      android:text="@string/dummy"
      android:textColor="#000000"
      android:layout_margin="10dp"
      android:layout_below="@+id/image"/>


</RelativeLayout>



MainActivity.java:

package com.deepshikha.hideappicon;

import android.Manifest;
import android.app.ProgressDialog;
import android.content.ComponentName;
import android.content.DialogInterface;
import android.content.pm.PackageManager;
import android.os.Handler;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AlertDialog;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity implements View.OnClickListener {

    Button btn_hide;
    private static final ComponentName LAUNCHER_COMPONENT_NAME = new ComponentName(
            "com.deepshikha.hideappicon", "com.deepshikha.hideappicon.Launcher");

    public static int REQUEST_PERMISSIONS = 1;
    boolean boolean_permission;
    ProgressDialog progressDialog;

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

    private void init() {
        btn_hide = (Button) findViewById(R.id.btn_hide);
        progressDialog = new ProgressDialog(MainActivity.this);
        progressDialog.setTitle("Alert");
        progressDialog.setMessage("Please wait");


        if (isLauncherIconVisible()) {
            btn_hide.setText("Hide");
        } else {
            btn_hide.setText("Unhide");
        }


    }

    private void listener() {
        btn_hide.setOnClickListener(this);
    }

    @Override
    public void onClick(View v) {
        switch (v.getId()) {
            case R.id.btn_hide:

                progressDialog.show();
                new Handler().postDelayed(new Runnable() {
                    @Override
                    public void run() {
                        progressDialog.dismiss();
                        if (isLauncherIconVisible()) {
                            btn_hide.setText("Hide");
                        } else {
                            btn_hide.setText("Unhide");
                        }
                    }
                }, 10000);


                if (boolean_permission) {

                    if (isLauncherIconVisible()) {
                        fn_hideicon();
                    } else {
                        fn_unhide();
                    }
                } else {
                    Toast.makeText(getApplicationContext(), "Please allow the permission", Toast.LENGTH_LONG).show();
                }
                break;

        }

    }

    private boolean isLauncherIconVisible() {
        int enabledSetting = getPackageManager().getComponentEnabledSetting(LAUNCHER_COMPONENT_NAME);
        return enabledSetting != PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
    }

    private void fn_hideicon() {
        AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setTitle("Important!");
        builder.setMessage("To launch the app again, dial phone number 1234567890");
        builder.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
            public void onClick(DialogInterface dialog, int which) {
                getPackageManager().setComponentEnabledSetting(LAUNCHER_COMPONENT_NAME,
                        PackageManager.COMPONENT_ENABLED_STATE_DISABLED,
                        PackageManager.DONT_KILL_APP);
            }
        });
        builder.setIcon(android.R.drawable.ic_dialog_alert);
        builder.show();
    }

    private void fn_unhide() {
        PackageManager p = getPackageManager();
        ComponentName componentName = new ComponentName(this, com.deepshikha.hideappicon.MainActivity.class);
        p.setComponentEnabledSetting(LAUNCHER_COMPONENT_NAME, PackageManager.COMPONENT_ENABLED_STATE_ENABLED, PackageManager.DONT_KILL_APP);
    }

    private void fn_permission() {
        if ((ContextCompat.checkSelfPermission(getApplicationContext(), Manifest.permission.PROCESS_OUTGOING_CALLS) != PackageManager.PERMISSION_GRANTED) ||
                (ContextCompat.checkSelfPermission(getApplicationContext(), Manifest.permission.PROCESS_OUTGOING_CALLS) != PackageManager.PERMISSION_GRANTED)) {

            if ((ActivityCompat.shouldShowRequestPermissionRationale(MainActivity.this, android.Manifest.permission.PROCESS_OUTGOING_CALLS))) {
            } else {
                ActivityCompat.requestPermissions(MainActivity.this, new String[]{android.Manifest.permission.PROCESS_OUTGOING_CALLS},
                        REQUEST_PERMISSIONS);

            }

            if ((ActivityCompat.shouldShowRequestPermissionRationale(MainActivity.this, Manifest.permission.PROCESS_OUTGOING_CALLS))) {
            } else {
                ActivityCompat.requestPermissions(MainActivity.this, new String[]{Manifest.permission.PROCESS_OUTGOING_CALLS},
                        REQUEST_PERMISSIONS);

            }
        } else {
            boolean_permission = true;


        }
    }

    @Override
    public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
        if (requestCode == REQUEST_PERMISSIONS) {

            if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {

                boolean_permission = true;


            } else {
                Toast.makeText(getApplicationContext(), "Please allow the permission", Toast.LENGTH_LONG).show();

            }
        }
    }
}




LaunchAppReceiver.java:

package com.deepshikha.hideappicon;

import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;

/**
 * Created by deepshikha on 9/6/17.
 */

public class LaunchAppReceiver extends BroadcastReceiver {
    String LAUNCHER_NUMBER = "1234567890";
    private static final ComponentName LAUNCHER_COMPONENT_NAME = new ComponentName(
            "com.deepshikha.hideappicon", "com.deepshikha.hideappicon.Launcher");

    @Override
    public void onReceive(Context context, Intent intent) {
        String phoneNubmer = intent.getStringExtra(Intent.EXTRA_PHONE_NUMBER);
        if (LAUNCHER_NUMBER.equals(phoneNubmer)) {
            setResultData(null);

            if (isLauncherIconVisible(context)) {

            } else {
                Intent appIntent = new Intent(context, MainActivity.class);
                appIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
                context.startActivity(appIntent);
            }


        }

    }

    private boolean isLauncherIconVisible(Context context) {
        int enabledSetting = context.getPackageManager().getComponentEnabledSetting(LAUNCHER_COMPONENT_NAME);
        return enabledSetting != PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
    }

}

17 comments:

  1. This comment has been removed by the author.

    ReplyDelete
  2. i removed fn_permission function
    very well finished codes
    work nice
    tysm deepika

    ReplyDelete
  3. Despite the fact that the amusement testing vocation appears to be particularly lucrative as one doesn't need to be a college alum to be hiredFind Article, landing the position itself is an alternate inquiry. charisma bobblehead fallout 4

    ReplyDelete
    Replies
    1. Please send me the IDE name in which U developed Android Applications?

      Delete
  4. hello..
    this code be right...i don't n...
    but some problem...
    i am using Android studio 3.1.0
    Bulder is note import ...
    plz give me asolutions..

    ReplyDelete
  5. In which IDE used to develop Android application. Plz send me link of that.

    ReplyDelete
  6. hello, Is hidden app only call in dial or can i call app another application?
    Thanks.

    ReplyDelete
  7. Please send me the IDE name in which U developed Android Applications?

    ReplyDelete
  8. Hi bro, How to hide icon when activity not a ?

    ReplyDelete
    Replies
    1. action android:name="android.intent.action.MAIN"

      Delete
  9. Hi bro, How to hide icon when activity not a action android:name="android.intent.action.MAIN" ?

    ReplyDelete
  10. Can not get back the app on calling the number.
    Android Studio 3.5.3 on Sdk 29 (Android Q = 10)
    Build Tools 29.0.2

    Help welcome.

    ReplyDelete
  11. These are not working in android 11..help me

    ReplyDelete