Creating a custom activity indicator in Swift allows you to tailor the appearance and behavior of your loading spinner to fit the style of your app. Here's a step-by-step guide to creating a simple custom activity indicator using UIView Step 1: Create a New Swift File for the Custom Activity Indicator Create a new Swift file and name it RotatingCirclesView.swift . Add the following code to define a custom UIView subclass for your activity indicator: // // RotatingCirclesView.swift // Welcome In // // Created by Praveen Kumar on 05/09/24. // import UIKit class RotatingCirclesView : UIView { let circle1 = UIView ( frame : CGRect ( x : 20 , y : 20 , width : 60 , height : 60 )) let circle2 = UIView ( frame : CGRect ( x : 120 , y : 20 , width : 60 , height : 60 )) let position : [ CGRect ] = [ CGRect ( x : 30 , y : 20 , width : 60 , height : 60 ), CGRect ( x : 60 , y : 15 ,...
Move up textfield when keyboard appears on UIViewController in Swift
import UIKit
import Foundation
import Alamofire
class ViewController: UIViewController, UIScrollViewDelegate, UITextFieldDelegate {
@IBOutlet weak var scrollViewBottonConstraint: NSLayoutConstraint!
@IBOutlet weak var emailTextField: UITextField!
@IBOutlet weak var passwordTextfield: UITextField!
@IBOutlet weak var scrollView: UIScrollView!
override func viewDidLoad() {
super.viewDidLoad()
scrollView.contentSize = view.frame.size
let tabGesture = UITapGestureRecognizer(target: self, action: #selector(didTapView(gesture:)))
view.addGestureRecognizer(tabGesture)
}
override func viewDidAppear(_ animated: Bool) {
super.viewDidAppear(animated)
addObservers()
}
override func viewDidDisappear(_ animated: Bool) {
super.viewDidDisappear(animated)
removeObservers()
}
@objc func didTapView(gesture: UITapGestureRecognizer){
view.endEditing(true)
}
func addObservers(){
let notificationCenter = NotificationCenter.default
notificationCenter.addObserver(self, selector: #selector(keyboardWillShow), name: UIResponder.keyboardWillShowNotification, object: nil)
notificationCenter.addObserver(self, selector: #selector(keyboardWillHide), name: UIResponder.keyboardWillHideNotification, object: nil)
}
func removeObservers() {
NotificationCenter.default.removeObserver(self)
}
@objc func keyboardWillShow(notification: Notification){
guard let userInfo = notification.userInfo, let frame = (userInfo[UIResponder.keyboardFrameEndUserInfoKey] as? NSValue)?.cgRectValue else {
return
}
let conntentInset = UIEdgeInsets(top: 0, left: 0, bottom: frame.height, right: 0)
scrollView.contentInset = conntentInset
}
@objc func keyboardWillHide(notification: Notification){
scrollView.contentInset = UIEdgeInsets.zero
}
func textFieldShouldReturn(_ textField: UITextField) -> Bool
{
textField.resignFirstResponder()
return true
}
override func didReceiveMemoryWarning()
{
super.didReceiveMemoryWarning()
// Dispose of any resources that can be recreated.
}
}
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