Skip to main content

How to Enable Disable WiFi programmatically in android on button click.


Add all these three permissions inside your AndroidManifest.xml file.
 <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
 <uses-permission android:name="android.permission.INTERNET" />
 <uses-permission android:name="android.permission.CHANGE_WIFI_STATE" />
Code for MainActivity.java file.
 package com.enabledisablewifiprogrammatically_android_examples.com;

import android.app.Activity;
import android.content.Context;
import android.net.wifi.WifiManager;
import android.os.Bundle;
import android.widget.CompoundButton;
import android.widget.Switch;
import android.widget.TextView;

public class MainActivity extends Activity {

 Switch WiFiButton;
 TextView textview;
 WifiManager wifimanager;
 @Override
 protected void onCreate(Bundle savedInstanceState) {
 super.onCreate(savedInstanceState);
 setContentView(R.layout.activity_main);
 
 textview = (TextView)findViewById(R.id.textView1);
 
 WiFiButton = (Switch)findViewById(R.id.switch1);
 
 WiFiButton.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
 
 @Override
 public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
 // TODO Auto-generated method stub
 
 if(isChecked)
 {
 textview.setText("WiFi ON");
 
 EnableWiFi() ;
 
 }
 else {
 textview.setText("WiFi OFF");
 
 DisableWiFi();
 
 }
 }
 });
 }
 
 public void EnableWiFi(){
 
 wifimanager = (WifiManager) getSystemService(Context.WIFI_SERVICE);
 wifimanager.setWifiEnabled(true);
 
 }
 
 public void DisableWiFi(){
 
 wifimanager = (WifiManager) getSystemService(Context.WIFI_SERVICE);
 wifimanager.setWifiEnabled(false);
 
 }
 
}
Code for activity_main.xml file.
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
 xmlns:tools="http://schemas.android.com/tools"
 android:layout_width="match_parent"
 android:layout_height="match_parent"
 android:paddingBottom="@dimen/activity_vertical_margin"
 android:paddingLeft="@dimen/activity_horizontal_margin"
 android:paddingRight="@dimen/activity_horizontal_margin"
 android:paddingTop="@dimen/activity_vertical_margin"
 tools:context="com.enabledisablewifiprogrammatically_android_examples.com.MainActivity" >

 <Switch
 android:id="@+id/switch1"
 android:layout_width="wrap_content"
 android:layout_height="wrap_content"
 android:layout_centerHorizontal="true"
 android:layout_centerVertical="true"
 />

 <TextView
 android:id="@+id/textView1"
 android:layout_width="wrap_content"
 android:layout_height="wrap_content"
 android:layout_above="@+id/switch1"
 android:layout_centerHorizontal="true"
 android:layout_marginBottom="42dp"
 android:text="WiFi OFF"
 android:textAppearance="?android:attr/textAppearanceLarge" />
 
</RelativeLayout>
Code for AndroidManifest.xml file.
 <?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
 package="com.enabledisablewifiprogrammatically_android_examples.com"
 android:versionCode="1"
 android:versionName="1.0" >

 <uses-sdk
 android:minSdkVersion="14"
 android:targetSdkVersion="21" />
 
 <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
 <uses-permission android:name="android.permission.INTERNET" />
 <uses-permission android:name="android.permission.CHANGE_WIFI_STATE" />

 <application
 android:allowBackup="true"
 android:icon="@drawable/ic_launcher"
 android:label="@string/app_name"
 android:theme="@style/AppTheme" >
 <activity
 android:name=".MainActivity"
 android:label="@string/app_name" >
 <intent-filter>
 <action android:name="android.intent.action.MAIN" />

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

</manifest>
Screenshots:
wifi-offEnable Disable WiFi programmatically in android on button click

Click here to download Enable Disable WiFi programmatically in android on button click project with source code.

Comments

Post a Comment

Popular posts from this blog

Android Bar Chart Using MpAndroidChart Library Tutorial

https://www.numetriclabz.com/android-bar-chart-using-mpandroidchart-library-tutorial/ Android Bar Chart Using MpAndroidChart Library Tutorial Objective In this tutorial we learn how to implement Bar Chart using MpAndroidChart Library in your Android App. Download Source Code       Step 1 Contents ·        1  Introduction ·        2  Creating Bar chart o    2.1  Create a new Project o    2.2  Adding library in Project o    2.3  Create Layout o    2.4  To Plot Bar Chart §   2.4.1  Initialize the graph id §   2.4.2  Creating a Dataset §   2.4.3  Defining X-axis labels §   2.4.4  Set the data §   2.4.5  Add the description to the chart §   2.4.6  Run your App § ...
2 comments
Read more

Circular Button with Icon and Text in Android

Circular Button with Icon and Text in Android Rounded android button can be used for many purposes to make awesome application. We can see many applications that have used circle button or rounded corner. In this tutorial, I am going to show how to make circular android button and to add icons/images and text in the same button. To make circular button in android app, you don’t need any java code, this can be done by using only XML. Rounded button can also be created by using java code but it is time consuming and need to have advance knowledge of java programming. Here you will learn to make circular/rounded corner button using XML only. Related: Android Button with Icon and Text Adding Badge (Item Count) to Android Button Android Switch Button Example Android Example: How to Create Circular Button with Icon and Text in Android First you have to create a new XML file in drawable folder to make rounded button. In this file I have made a rectangle and gave border radius to ma...
Post a Comment
Read more

how to retrieve image from sqlite database in android and display in listview

 Android platform provides several ways to store data in our application. 1. SQLite database 2. SharedPreferences etc For our post, we will only work with SQLite database. First and foremost, we need to understand what an SQLite database is? SQLite database  is an open source SQL database that stores data to a text file on a device. It executes SQL Commands to perform a set of functions, that is, create, read, update and delete operations. On my previous post, I showed how to  store data in SQLite database from edit text, retrieve and populate it in a listview . For this post, I will show the SQLite CRUD operations with images from gallery and text from EditText. We need to understand this; images are stored in SQLite database as BLOB data type. A BLOB is a large binary object that can hold a variable amount of data.  Note, we can only store images in the database as BLOB data type. We need to convert our image path to a bitmap th...
1 comment
Read more