Lavanyagaur22

private fun createNotificationChannel() {
    // Create the NotificationChannel, but only on API 26+ because
    // the NotificationChannel class is new and not in the support library
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
        val name = getString(R.string.channel_name) //name of the channel
        val descriptionText = getString(R.string.channel_description) 
        val importance = NotificationManager.IMPORTANCE_DEFAULT  //importance of the channel
        // Create a NotificationChannel
        val channel = NotificationChannel(CHANNEL_ID, name, importance).apply {
            description = descriptionText

Lavanyagaur22

           //Create a simple notification, first - > Channel ID
            val simpleNotification = NotificationCompat.Builder(this, "first")
                .setSmallIcon(R.drawable.ic_launcher_foreground)
                .setContentTitle("Hello There")
                .setContentText("General Master!")
                .setPriority(NotificationCompat.PRIORITY_DEFAULT).build()

            //Show the notification, nm is the NotificationManager object
            nm.notify(id, simpleNotification)

Lavanyagaur22

 val bigTextStyle = NotificationCompat.Builder(this, "first")
                .setSmallIcon(R.drawable.ic_launcher_foreground)
                .setContentTitle("Hello There")
                .setContentText("General Master!")
                .setStyle(
                    NotificationCompat.BigTextStyle()
                        .bigText(getString(R.string.big_string))
                )
                .setPriority(NotificationCompat.PRIORITY_DEFAULT).build()

Lavanyagaur22

 val icon = BitmapFactory.decodeResource(
                this.resources,
                R.drawable.ic_launcher_foreground
            )

            val not = NotificationCompat.Builder(this, "first")
                .setSmallIcon(R.drawable.ic_launcher_foreground)
                .setContentTitle("Hello There")
                .setContentText("General Kenobi!")
                .setLargeIcon(icon)

Lavanyagaur22

  val i = Intent()
            i.action = Intent.ACTION_VIEW
            i.data = Uri.parse("https://www.google.com")

            val pi: PendingIntent =
                PendingIntent.getActivity(this, 12345, i, PendingIntent.FLAG_UPDATE_CURRENT)

            val actionedNotification = NotificationCompat.Builder(this, "first")
                .setSmallIcon(R.drawable.ic_launcher_foreground)
                .setContentTitle("Hello There")

Lavanyagaur22

           // Create an intent
            val i = Intent()
            i.action = Intent.ACTION_VIEW
            i.data = Uri.parse("https://www.google.com")
           // Craete a pending intent
            val pi: PendingIntent =
                PendingIntent.getActivity(this, 12345, i, PendingIntent.FLAG_UPDATE_CURRENT)

            val actionedNotification = NotificationCompat.Builder(this, "first")
                .setSmallIcon(R.drawable.ic_launcher_foreground)

Lavanyagaur22

private lateinit var sensorManager: SensorManager
...
sensorManager = getSystemService(Context.SENSOR_SERVICE) as SensorManager

Lavanyagaur22

//To get a list of all sensors present on the device.
val deviceSensors: List<Sensor> = sensorManager.getSensorList(Sensor.TYPE_ALL)

//To get the default gravity sensor present on the device
val gravSensor = sensorManager.getDefaultSensor(TYPE_GRAVITY)

//To check the power of the sensor if present 
val power = gravSensor.getPower()

Lavanyagaur22

package com.lavanya.androidsensors

import android.content.Context
import android.graphics.Color
import android.hardware.Sensor
import android.hardware.Sensor.TYPE_GRAVITY
import android.hardware.Sensor.TYPE_PROXIMITY
import android.hardware.SensorEvent
import android.hardware.SensorEventListener
import android.hardware.SensorManager

Lavanyagaur22

val myObject = MyObject()
//set variables of 'myObject', etc..
// val editor = prefs.edit() -> gives the SharedPreferences.Editor
val gson = Gson();
val json = gson.toJson(myObject);
editor.putString("MyObject", json);
editor.apply();