How to create a ListView from array in strings.xml in Kotlin using Android Studio?
In this tutorial we will create a ListView with Item Click Listener, we will write string array in strings.xml. When a list item is clicked a Toast will be displayed, you can change the functionality.
Step 1: Create a new project OR Open your project
Step 2: Code
strings.xml
<resources>
<string name="app_name">Kotlin Practice</string>
<string-array name="arrayelements">
<item>Item 1</item>
<item>Item 2</item>
<item>Item 3</item>
<item>Item 4</item>
<item>Item 5</item>
</string-array>
</resources>
activity_main.xml
<?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:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity">
<ListView
android:id="@+id/listView"
android:layout_width="match_parent"
android:layout_height="match_parent" />
</LinearLayout>
ActivityMain.kt
package com.jigopost.kotlinpractice
import android.os.Bundle
import android.support.v7.app.AppCompatActivity
import android.widget.ArrayAdapter
import android.widget.ListView
import android.widget.Toast
class MainActivity : AppCompatActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_main)
val mListView = findViewById<ListView>(R.id.listView)
mListView.adapter = ArrayAdapter(this,android.R.layout.simple_expandable_list_item_1,resources.getStringArray(R.array.arrayelements))
mListView.setOnItemClickListener{parent, view, position, id ->
//Toast.makeText(this@MainActivity, "You have Clicked " + parent.getItemAtPosition(position), Toast.LENGTH_SHORT).show()
if (position==0){
Toast.makeText(this@MainActivity, "Item One", Toast.LENGTH_SHORT).show()
}
if (position==1){
Toast.makeText(this@MainActivity, "Item Two", Toast.LENGTH_SHORT).show()
}
if (position==2){
Toast.makeText(this@MainActivity, "Item Three", Toast.LENGTH_SHORT).show()
}
if (position==3){
Toast.makeText(this@MainActivity, "Item Four", Toast.LENGTH_SHORT).show()
}
if (position==4){
Toast.makeText(this@MainActivity, "Item Five", Toast.LENGTH_SHORT).show()
}
}
}
}
Step 3: Output
