KeyboardController.cs

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using System;
using System.Collections;
using System.Collections.Generic;
using TMPro;
using UnityEngine;
using UnityEngine.UI;
 
namespace PixoVR.Login
{
    public class KeyboardController : MonoBehaviour
    {
        private static bool shifted = false;
        public static bool capsShifted = false;
        public static TMP_InputField current;
        [SerializeField]
        static AudioSource audioSource;
        public delegate void ClickAction(bool value);
        public static event ClickAction OnShifted;
        private bool started;
        public void SetInputField(TMP_InputField select)
        {
            current = select;
        }
        public static bool Shifted
        {
            get
            { return shifted; }
            set
            {
                shifted = value;
                PlaySound();
                if (OnShifted != null)
                    OnShifted(value);
            }
        }
        private static void PlaySound()
        {
            if (audioSource)
            {
                audioSource.Play();
            }
        }
#if UNITY_EDITOR
        private void OnValidate()
        {
            if (started)
                return;
            audioSource = GetComponent<AudioSource>();
        }
#endif
        public static void Back()
        {
            if (!current)
                return;
            if (current.text.Length > 0)
            {
                current.text = current.text.Substring(0, current.text.Length - 1);
            }
            //  Shifted = false;
            PlaySound();
            current.caretPosition = current.text.Length;
 
        }
        public static void AddCharacter(string addChar)
        {
            if (!current)
                return;
            current.text += addChar;
            if (!capsShifted)
            {
                Shifted = false;
            }
            PlaySound();
            current.caretPosition = current.text.Length;
            //.text = current.text.Substring(0, current.text.Length - 1);//update cursor
        }
        void Awake()
        {
            started = true;
        }
    }
}