Hello everyone this day 14 of android development today i figure out the error and try to fix it i prefer google , some tutorial and chat gpt also but none of them were worked so i think moving forward is better option than stucking this thing after a few days may i figure out this problem properly and fix out , So in theroy part i gain knowledge of logcat and debug too , build project on splash screen i will provide code of both project , in this project 1 code have some error.

TELEGRAM || GITHUB

Project 1

KOTLIN FILE

package com.example.sawanscafe

import android.content.Intent
import android.os.Bundle
import androidx.activity.enableEdgeToEdge
import androidx.appcompat.app.AppCompatActivity
import androidx.core.view.ViewCompat
import androidx.core.view.WindowInsetsCompat
import kotlinx.android.synthetic.main.activity_main.btnOrder
import kotlinx.android.synthetic.main.activity_main.editTextText
import kotlinx.android.synthetic.main.activity_main.editTextText2
import kotlinx.android.synthetic.main.activity_main.editTextText3
import kotlinx.android.synthetic.main.activity_main.editTextText4

class MainActivity : AppCompatActivity() {

    // creating  key
    companion object{
        const val KEY = "com.example sawanscafe.MainActivity.KEY"
    }
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        enableEdgeToEdge()
        setContentView(R.layout.activity_main)

        btnOrder.setOnClickListener{
            val orderPlaced = editTextText.text.toString() + "" + editTextText2.text.toString() +
                    "" +
                    editTextText3.text.toString() + "" + editTextText4 + ""

            intent = Intent(this,orderPlaced::class.java)
            intent.putExtra(KEY,orderPlaced)
            startActivity(intent)
        }

        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main)) { v, insets ->
            val systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars())
            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom)
            insets
        }
    }
}

package com.example.sawanscafe

import android.os.Bundle
import androidx.activity.enableEdgeToEdge
import androidx.appcompat.app.AppCompatActivity
import androidx.core.view.ViewCompat
import androidx.core.view.WindowInsetsCompat
import kotlinx.android.synthetic.main.activity_orders.tvOrder

class Orders : AppCompatActivity() {
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        enableEdgeToEdge()
        setContentView(R.layout.activity_orders)

        val orderOfCustomer = intent.getStringExtra(MainActivity.KEY)

        tvOrder.text = orderOfCustomer.toString()
        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main)) { v, insets ->
            val systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars())
            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom)
            insets
        }
    }
}

XML FILE

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/main"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".MainActivity">

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Welcome to Sawan's Cafe"
        android:textStyle="bold"
        android:layout_gravity="center"
        android:textSize="25sp"
        android:layout_marginTop="10dp"
        android:layout_margin="10dp" />

    <EditText
        android:id="@+id/editTextText"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:ems="10"
        android:layout_margin="10dp"
        android:inputType="text"
        android:hint="Enter order 1" />

    <EditText
        android:id="@+id/editTextText2"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:ems="10"
        android:layout_margin="10dp"
        android:inputType="text"
        android:hint="Enter order 2" />

    <EditText
        android:id="@+id/editTextText3"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:ems="10"
        android:layout_margin="10dp"
        android:inputType="text"
        android:hint="Enter order 3" />

    <EditText
        android:id="@+id/editTextText4"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:ems="10"
        android:layout_margin="10dp"
        android:inputType="text"
        android:hint="Enter order 4" />

    <Button
        android:id="@+id/btnOrder"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_margin="20dp"
        android:text="Order now" />

</LinearLayout>

<?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"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/main"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".Orders">

    <TextView
        android:id="@+id/tvOrder"
        android:layout_gravity="center"
        android:gravity="center"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:textSize="25dp"
        android:text="TextView" />
</LinearLayout>

Gradle (module)

plugins {
    alias(libs.plugins.android.application)
    alias(libs.plugins.jetbrains.kotlin.android)
    id("kotlin-android-extensions")
    kotlin("android.extensions")

}

android {
    namespace = "com.example.sawanscafe"
    compileSdk = 34

    defaultConfig {
        applicationId = "com.example.sawanscafe"
        minSdk = 24
        targetSdk = 34
        versionCode = 1
        versionName = "1.0"

        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
    }

    buildTypes {
        release {
            isMinifyEnabled = false
            proguardFiles(
                getDefaultProguardFile("proguard-android-optimize.txt"),
                "proguard-rules.pro"
            )
        }
    }
    compileOptions {
        sourceCompatibility = JavaVersion.VERSION_1_8
        targetCompatibility = JavaVersion.VERSION_1_8
    }
    kotlinOptions {
        jvmTarget = "1.8"
    }
}

dependencies {

    implementation(libs.androidx.core.ktx)
    implementation(libs.androidx.appcompat)
    implementation(libs.material)
    implementation(libs.androidx.activity)
    implementation(libs.androidx.constraintlayout)
    testImplementation(libs.junit)
    androidTestImplementation(libs.androidx.junit)
    androidTestImplementation(libs.androidx.espresso.core)
}

Project 2

KOTLIN FILE

package com.example.splashscreen

import android.content.Intent
import android.os.Bundle
import android.os.Handler
import androidx.activity.enableEdgeToEdge
import androidx.appcompat.app.AppCompatActivity
import androidx.core.view.ViewCompat
import androidx.core.view.WindowInsetsCompat

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

        supportActionBar?.hide()

        Handler().postDelayed({
            val intent = Intent(this,SecoondActivity::class.java)
            startActivity(intent)
            finish()
        }, 400)
        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main)) { v, insets ->
            val systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars())
            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom)
            insets
        }
    }
}

package com.example.splashscreen

import android.os.Bundle
import androidx.activity.enableEdgeToEdge
import androidx.appcompat.app.AppCompatActivity
import androidx.core.view.ViewCompat
import androidx.core.view.WindowInsetsCompat

class SecoondActivity : AppCompatActivity() {
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        enableEdgeToEdge()
        setContentView(R.layout.activity_secoond)
        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main)) { v, insets ->
            val systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars())
            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom)
            insets
        }
    }
}

XML FILE

<?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"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/main"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".MainActivity">


    <ImageView
        android:id="@+id/imageView"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:foregroundGravity="center"
        android:layout_marginTop="200dp"
        android:layout_gravity="center"
        app:srcCompat="@drawable/raven"
     />
</LinearLayout>

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout 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:id="@+id/main"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".SecoondActivity">

    <TextView
        android:id="@+id/textView"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Hello I am splash screen"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />
</androidx.constraintlayout.widget.ConstraintLayout>

THANK YOU

Android development with kotlin

Day 14 of Android development

Project 1

KOTLIN FILE

XML FILE

Gradle (module)

Project 2

KOTLIN FILE

XML FILE

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