DanishAmjad12

class MainActivity: AppCompatActivity() {

    private var lensFacing = CameraX.LensFacing.BACK
    private val TAG = "MainActivity"

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)

        view_finder.post { startCamera() }

DanishAmjad12

// Use the most recent version of CameraX, currently that is alpha04
def camerax_version = "1.0.0-alpha04"
implementation "androidx.camera:camera-core:${camerax_version}"
implementation "androidx.camera:camera-camera2:${camerax_version}"

DanishAmjad12

<?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"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@color/activity_background"
    android:orientation="vertical">

    <com.savyour.util.ui.CustomSwipeToRefresh
        android:id="@+id/swipe_refresh"

DanishAmjad12

  <LinearLayout
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:orientation="vertical">


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

DanishAmjad12

dependencies { configurations ->
    implementation "android.arch.lifecycle:extensions:1.1.1"
    annotationProcessor "android.arch.lifecycle:compiler:1.1.1"
}

DanishAmjad12

open class MyObseravble : ViewModel()
{
    val data = MutableLiveData<String>()

    fun data(item: String) {
        data.value = item
    }
}

DanishAmjad12

package com.roomdatabase

import android.annotation.SuppressLint
import android.os.Bundle
import android.support.v7.app.AppCompatActivity
import android.util.Log
import androidx.room.Room

class MainActivity : AppCompatActivity() {

DanishAmjad12

 //Insert Case
        val thread = Thread {
            var bookEntity = BookEntity()
            bookEntity.bookId = 1
            bookEntity.bookName = "Kotlin for Android Developer"

            db.bookDao().saveBooks(bookEntity)

            //fetch Records
            db.bookDao().getAllBooks().forEach()

DanishAmjad12

package com.roomdatabase

import androidx.room.Dao
import androidx.room.Insert
import androidx.room.Query

@Dao
interface BookDAO
{
    @Insert

DanishAmjad12

package com.roomdatabase

import androidx.room.ColumnInfo
import androidx.room.Entity
import androidx.room.PrimaryKey

@Entity
class BookEntity {
    
    @PrimaryKey