ham118

//To set UISlider height, (which is by default not provided by UIKit framework)
//Steps:
//1. Add "CustomSlider" class in your swift file.
//2. Set "CustomSlider" class name into UISlider control from interface builder.
//3. Set "trackLineHeight" value as per requirment.

class CustomSlider: UISlider { 
  
  //Set line height value from Interface Builder,i.e. here ten is default value
  @IBInspectable var trackLineHeight: CGFloat = 10

ham118

  //This is code to change font size and avoid text copy functionality from entire html in UIWebView
  //"textSize" : this is integer variable which you want to set font size
  func webViewDidFinishLoad(_ webView: UIWebView) {    
    if (webView.stringByEvaluatingJavaScript(from: "document.readyState") == "complete") {
      //Avoid to detect touch gesture for disable user selection
      webView.stringByEvaluatingJavaScript(from: "document.documentElement.style.webkitUserSelect='none';")
      webView.stringByEvaluatingJavaScript(from: "document.documentElement.style.webkitTouchCallout='none';")
      
      //Set font size
      let jsString = "document.getElementsByTagName('body')[0].style.fontSize='\(textSize)px'"

ham118

import UIKit

class ViewController: UIViewController, UITextFieldDelegate  {
  
  //MARK: - Variables
  var activeField: UITextField?
  //---------------------------------
  
  //MARK: - IBOutlets
  @IBOutlet weak var firstTextField: UITextField!