IOS Theme UI Eelements

Button.swift

import UIKit

@IBDesignable
class TextField: UITextField {
    
    enum ImageDirection {
        case left
        case right
    }
    
    @IBInspectable var sholdShowRightView : Int = 0  {
        didSet {
            if sholdShowRightView == 1 {
                self.setImageDirection(direction: .right)
            }
        }
    }
    
    @IBInspectable var sholdShowLeftView : Int = 0  {
        didSet {
            if sholdShowLeftView == 1 {
               self.setImageDirection(direction: .left)
            }
        }
    }
    
    @IBInspectable var showBorder : Int = 0  {
        didSet {
            if sholdShowLeftView == 1 {
                self.layer.borderColor = UIColor.lightGray.cgColor
                self.layer.borderWidth = 1
            }
        }
    }
    
    func setImageDirection(direction: ImageDirection) {
        switch direction {
        case .left:
            self.leftView = UIImageView(image: UIImage(named: "left"))
            self.leftViewMode = .always
        case .right:
            self.rightView = UIImageView(image: UIImage(named: "right"))
            self.rightViewMode = .always
        }
        
    }
}

Label.swift

import UIKit

enum LabelType : Int  {
    case small
    case normal
    case bold
    case heading
}

@IBDesignable
class Label: UILabel {
    var displayType : LabelType = .normal
    @IBInspectable var labelDisplayType : Int {
        get {
            return self.displayType.rawValue
        }
        set( index) {
            self.displayType = LabelType(rawValue: index)!
            self.setLabelType(type: self.displayType)
        }
    }
  
    func setLabelType(type: LabelType) {
        switch type {
        case .small:
            self.font = UIFont.init(name: "Arial", size: 12)
            self.textColor = UIColor.gray.withAlphaComponent(0.75)
        case .normal:
            self.font = UIFont.init(name: "Arial", size: 14)
            self.textColor = UIColor.darkGray
        case .bold:
            self.font = UIFont.init(name: "Arial", size: 14)
            self.textColor = UIColor.red.withAlphaComponent(1)
        case .heading:
            self.font = UIFont.init(name: "Helvetica-Bold", size: 16)
            self.textColor = UIColor.purple.withAlphaComponent(1)
        }
    }
}

TextField.swift

import UIKit

@IBDesignable
class TextField: UITextField {
    
    enum ImageDirection {
        case left
        case right
    }
    
    @IBInspectable var sholdShowRightView : Int = 0  {
        didSet {
            if sholdShowRightView == 1 {
                self.setImageDirection(direction: .right)
            }
        }
    }
    
    @IBInspectable var sholdShowLeftView : Int = 0  {
        didSet {
            if sholdShowLeftView == 1 {
               self.setImageDirection(direction: .left)
            }
        }
    }
    
    @IBInspectable var showBorder : Int = 0  {
        didSet {
            if sholdShowLeftView == 1 {
                self.layer.borderColor = UIColor.lightGray.cgColor
                self.layer.borderWidth = 1
            }
        }
    }
    
    func setImageDirection(direction: ImageDirection) {
        switch direction {
        case .left:
            self.leftView = UIImageView(image: UIImage(named: "left"))
            self.leftViewMode = .always
        case .right:
            self.rightView = UIImageView(image: UIImage(named: "right"))
            self.rightViewMode = .always
        }
        
    }
}