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Android Articles
Page 19 of 125
How to create a swipe refresh layout in Android using Kotlin?
This example demonstrates how to create a swipe refresh layout in Android using Kotlin.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.ktimport androidx.appcompat.app.AppCompatActivity import android.os.Bundle import android.os.Handler import android.widget.TextView import androidx.swiperefreshlayout.widget.SwipeRefreshLayout class MainActivity : AppCompatActivity() { lateinit var swipeRefreshLayout: SwipeRefreshLayout lateinit var textView: TextView var number: Int = 0 override fun onCreate(savedInstanceState: Bundle?) { ...
Read MoreHow to create scrollable TextView on Android using Kotlin?
This example demonstrates how to create scrollable TextView on Android using Kotlin.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.ktimport androidx.appcompat.app.AppCompatActivity import android.os.Bundle import android.text.method.ScrollingMovementMethod import android.widget.TextView class MainActivity : AppCompatActivity() { override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContentView(R.layout.activity_main) title = "KotlinApp" val textView: TextView = findViewById(R.id.textView) ...
Read MoreHow do I connect to a Wi-Fi network on Android programmatically using Kotlin?
This example demonstrates how to connect to a Wi-Fi network on Android programmatically using Kotlin.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.ktimport android.content.Context import android.net.wifi.WifiManager import android.os.Bundle import android.widget.Switch import android.widget.TextView import android.widget.Toast import androidx.appcompat.app.AppCompatActivity @Suppress("DEPRECATION") class MainActivity : AppCompatActivity() { private lateinit var wifiButton: Switch lateinit var textView: TextView lateinit var wifiManager: ...
Read MoreCustom Progress Bar in Android using Kotlin.
This example demonstrates how to create a custom Progress Bar in Android using Kotlin.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.ktimport androidx.appcompat.app.AppCompatActivity import android.os.Bundle import android.widget.ProgressBar class MainActivity : AppCompatActivity() { lateinit var progressBar:ProgressBar override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContentView(R.layout.activity_main) title = "KotlinApp" progressBar = ...
Read MoreHow to check internet connection availability and the network type on Android using Kotlin?
This example demonstrates how to check internet connection availability and the network type on Android using Kotlin.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.ktimport android.content.Context import android.net.ConnectivityManager import android.os.Bundle import android.widget.TextView import android.widget.Toast import androidx.appcompat.app.AppCompatActivity class MainActivity : AppCompatActivity() { lateinit var textView: TextView override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContentView(R.layout.activity_main) ...
Read MoreHow to create EditText accepts Alphabets only in Kotlin?
This example demonstrates how to create EditText accepts Alphabets only in Kotlin.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.kt
Read MoreHow to add a TextView to a LinearLayout dynamically in Android using Kotlin?
This example demonstrates how to add a TextView to a LinearLayout dynamically in Android using Kotlin.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.ktimport android.graphics.Color import android.os.Bundle import android.widget.LinearLayout import android.widget.TextView import androidx.appcompat.app.AppCompatActivity class MainActivity : AppCompatActivity() { override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContentView(R.layout.activity_main) title = "KotlinAp" val linearLayout: LinearLayout = ...
Read MoreWeb Scraping in Android Application using Kotlin?
This example demonstrates how to perform Web Scraping in Android Application using Kotlin.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.ktimport android.os.AsyncTask import android.os.Bundle import android.widget.Button import android.widget.TextView import androidx.appcompat.app.AppCompatActivity import org.jsoup.Jsoup import java.io.IOException @Suppress("DEPRECATION") class MainActivity : AppCompatActivity() { private lateinit var textView: TextView lateinit var button: Button override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) ...
Read MoreHow to create custom Alert Dialogs in an Android App using Kotlin?
This example demonstrates how to create custom Alert Dialogs in an Android App using Kotlin.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.ktimport android.app.Dialog import android.content.Context import android.os.Bundle import android.view.View import android.widget.Button import android.widget.Toast import androidx.appcompat.app.AppCompatActivity class MainActivity : AppCompatActivity() { private val context: Context = this override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) ...
Read MoreHow to use XMLPullParser to parse XML in Android using Kotlin?
This example demonstrates how to use XMLPullParser to parse XML in Android using Kotlin.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Create a Layout resource file (row.xml) and add the following code − Step 5 − Create a new asset folder, and inside the asset folder create a Android resource file (model.xml) and add the following code − ...
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