Android Button – Disable All Uppercase Text
To disable all uppercase for text in Button widget, set the android:textAllCaps attribute with “false”.
Example
Create an Android Application with Kotlin support and Empty Activity. Create a Button widget with android:textAllCaps attribute set to false.
activity_main.xml
<?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:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical"
android:gravity="center"
tools:context=".MainActivity">
<Button
android:id="@+id/myButton"
android:layout_height="wrap_content"
android:layout_width="wrap_content"
android:layout_gravity="center"
android:layout_margin="20sp"
android:paddingHorizontal="40sp"
android:textAllCaps="false"
android:background="#FFF"
android:textSize="25sp"
android:textColor="#29F"
android:text="@string/submit" />
</LinearLayout>
MainActivity.kt
package com.kotlinandroid.myapp
import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
class MainActivity : AppCompatActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_main)
}
}
Screenshot