Following raised issue resolved

#12 Underlining mode of UI
#14 NSAttributedStringKey doesn't work
#15 Font Size of Floating Label
#17 Problem with foregroundColor
#18 The text is positioned above the top line using the dtlayer property. Using Xcode 10 and Swift 4.2
#19 This library not working in Xcode 10.1 & swift 4.2

DTTextField.podspec

@@ -9,7 +9,7 @@
 Pod::Spec.new do |s|
 
 s.name             = 'DTTextField'
-s.version          = '0.2.1'
+s.version          = '0.4.0'
 s.summary          = 'DTTextField is UITextField library.'
 
   s.description      = <<-DESC

DTTextField/Classes/DTTextField.swift

@@ -10,7 +10,7 @@ import Foundation
 import UIKit
 
 public extension String {
-
+    
     var isEmptyStr:Bool{
         return self.trimmingCharacters(in: NSCharacterSet.whitespaces).isEmpty
     }
@@ -18,17 +18,73 @@ public extension String {
 
 public class DTTextField: UITextField {
     
-    fileprivate var lblFloatPlaceholder:UILabel = UILabel()
-    fileprivate var lblError:UILabel            = UILabel()
+    public enum FloatingDisplayStatus{
+        case always
+        case never
+        case defaults
+    }
+    
+    public enum DTBorderStyle{
+        case none
+        case rounded
+        case sqare
+        case top
+        case bottom
+        case left
+        case right
+    }
+    
+    fileprivate var lblFloatPlaceholder:UILabel             = UILabel()
+    fileprivate var lblError:UILabel                        = UILabel()
     
     fileprivate let paddingX:CGFloat                        = 5.0
-    fileprivate let floatingLabelShowAnimationDuration      = 0.3
+    
     fileprivate let paddingHeight:CGFloat                   = 10.0
+    fileprivate var borderLayer:CALayer                     = CALayer()
+    public var dtLayer:CALayer                              = CALayer()
+    public var floatPlaceholderColor:UIColor                = UIColor.black
+    public var floatPlaceholderActiveColor:UIColor          = UIColor.black
+    public var floatingLabelShowAnimationDuration           = 0.3
+    public var floatingDisplayStatus:FloatingDisplayStatus  = .defaults
+    public var borderWidth:CGFloat                          = 0.5{
+        didSet{
+            let borderStyle = dtborderStyle;
+            dtborderStyle = borderStyle
+        }
+    }
     
-    public var dtLayer:CALayer                         = CALayer()
-    public var floatPlaceholderColor:UIColor           = UIColor.black
-    public var floatPlaceholderActiveColor:UIColor     = UIColor.black
-    
+    public var dtborderStyle:DTBorderStyle = .rounded{
+        didSet{
+            borderLayer.removeFromSuperlayer()
+            switch dtborderStyle {
+            case .none:
+                dtLayer.cornerRadius        = 0.0
+                dtLayer.borderWidth         = 0.0
+            case .rounded:
+                dtLayer.cornerRadius        = 4.5
+                dtLayer.borderWidth         = borderWidth
+                dtLayer.borderColor         = borderColor.cgColor
+            case .sqare:
+                dtLayer.cornerRadius        = 0.0
+                dtLayer.borderWidth         = borderWidth
+                dtLayer.borderColor         = borderColor.cgColor
+            case .bottom,.left,.right,.top:
+                dtLayer.cornerRadius        = 0.0
+                dtLayer.borderWidth         = 0.0
+                borderLayer.backgroundColor = borderColor.cgColor
+                if dtborderStyle == .bottom {
+                    borderLayer.frame = CGRect(x: 0, y: dtLayer.bounds.size.height - borderWidth, width: dtLayer.bounds.size.width, height: borderWidth)
+                }else if dtborderStyle == .left{
+                    borderLayer.frame = CGRect(x: 0, y: 0, width: borderWidth, height: dtLayer.bounds.size.height)
+                }else if dtborderStyle == .right{
+                    borderLayer.frame = CGRect(x: dtLayer.bounds.size.width - borderWidth, y: 0, width: borderWidth, height: dtLayer.bounds.size.height)
+                }else{
+                    borderLayer.frame = CGRect(x: 0, y: 0, width: dtLayer.bounds.size.width, height: borderWidth)
+                }
+                dtLayer.addSublayer(borderLayer)
+            }
+        }
+    }
     
     public var errorMessage:String = ""{
         didSet{ lblError.text = errorMessage }
@@ -38,11 +94,17 @@ public class DTTextField: UITextField {
     public var hideErrorWhenEditing:Bool   = true
     
     public var errorFont = UIFont.systemFont(ofSize: 10.0){
-        didSet{ invalidateIntrinsicContentSize() }
+        didSet{
+            lblError.font = errorFont
+            invalidateIntrinsicContentSize()
+        }
     }
     
     public var floatPlaceholderFont = UIFont.systemFont(ofSize: 10.0){
-        didSet{ invalidateIntrinsicContentSize() }
+        didSet{
+            lblFloatPlaceholder.font = floatPlaceholderFont
+            invalidateIntrinsicContentSize()
+        }
     }
     
     public var paddingYFloatLabel:CGFloat = 3.0{
@@ -54,30 +116,52 @@ public class DTTextField: UITextField {
     }
     
     public var borderColor:UIColor = UIColor(red: 204.0/255.0, green: 204.0/255.0, blue: 204.0/255.0, alpha: 1.0){
-        didSet{ dtLayer.borderColor = borderColor.cgColor }
+        didSet{
+            switch dtborderStyle {
+            case .none,.rounded,.sqare:
+                dtLayer.borderColor = borderColor.cgColor
+            case .bottom,.right,.top,.left:
+                borderLayer.backgroundColor = borderColor.cgColor
+            }
+        }
     }
     
     public var canShowBorder:Bool = true{
-        didSet{ dtLayer.isHidden = !canShowBorder }
+        didSet{
+            switch dtborderStyle {
+            case .none,.rounded,.sqare:
+                dtLayer.isHidden = !canShowBorder
+            case .bottom,.right,.top,.left:
+                borderLayer.isHidden = !canShowBorder
+            }
+        }
     }
     
     public var placeholderColor:UIColor?{
         didSet{
             guard let color = placeholderColor else { return }
             attributedPlaceholder = NSAttributedString(string: placeholderFinal,
-                                                       attributes: [NSForegroundColorAttributeName:color])
+                                                       attributes: [NSAttributedString.Key.foregroundColor:color])
         }
     }
     
     fileprivate var x:CGFloat {
         
         if let leftView = leftView {
-            return leftView.frame.origin.x + leftView.bounds.size.width + paddingX
+            return leftView.frame.origin.x + leftView.bounds.size.width - paddingX
         }
         
         return paddingX
     }
     
+    fileprivate var fontHeight:CGFloat{
+        return ceil(font!.lineHeight)
+    }
+    
+    fileprivate var dtLayerHeight:CGFloat{
+        return showErrorLabel ? floor(bounds.height - lblError.bounds.size.height - paddingYErrorLabel) : bounds.height
+    }
+    
     fileprivate var floatLabelWidth:CGFloat{
         
         var width = bounds.size.width
@@ -100,12 +184,12 @@ public class DTTextField: UITextField {
     
     fileprivate var isFloatLabelShowing:Bool = false
     
-    public var showError:Bool = false{
+    fileprivate var showErrorLabel:Bool = false{
         didSet{
             
-            guard showError != oldValue else { return }
+            guard showErrorLabel != oldValue else { return }
             
-            guard showError else {
+            guard showErrorLabel else {
                 hideErrorMessage()
                 return
             }
@@ -115,13 +199,17 @@ public class DTTextField: UITextField {
         }
     }
     
-    override public var borderStyle: UITextBorderStyle{
+    override public var borderStyle: UITextField.BorderStyle{
         didSet{
             guard borderStyle != oldValue else { return }
             borderStyle = .none
         }
     }
     
+    public override var textAlignment: NSTextAlignment{
+        didSet{ setNeedsLayout() }
+    }
+    
     public override var text: String?{
         didSet{ self.textFieldTextChanged() }
     }
@@ -134,7 +222,7 @@ public class DTTextField: UITextField {
                 return
             }
             attributedPlaceholder = NSAttributedString(string: placeholderFinal,
-                                                       attributes: [NSForegroundColorAttributeName:color])
+                                                       attributes: [NSAttributedString.Key.foregroundColor:color])
         }
     }
     
@@ -152,11 +240,19 @@ public class DTTextField: UITextField {
         commonInit()
     }
     
+    public func showError(message:String? = nil) {
+        if let msg = message { errorMessage = msg }
+        showErrorLabel = true
+    }
+    
+    public func hideError()  {
+        showErrorLabel = false
+    }
+    
+
     fileprivate func commonInit() {
         
-        dtLayer.cornerRadius        = 4.5
-        dtLayer.borderWidth         = 0.5
-        dtLayer.borderColor         = borderColor.cgColor
+        dtborderStyle               = .rounded
         dtLayer.backgroundColor     = UIColor.white.cgColor
         
         floatPlaceholderColor       = UIColor(red: 204.0/255.0, green: 204.0/255.0, blue: 204.0/255.0, alpha: 1.0)
@@ -185,12 +281,52 @@ public class DTTextField: UITextField {
         
         lblError.text = errorMessage
         lblError.isHidden = false
-        let boundWithPadding = CGSize(width: bounds.width - (x * 2), height: bounds.height)
-        let errorLabelSize =  lblError.sizeThatFits(boundWithPadding)
-        lblError.frame = CGRect(x: paddingX, y: 0, width: errorLabelSize.width, height: errorLabelSize.height)
+        let boundWithPadding = CGSize(width: bounds.width - (paddingX * 2), height: bounds.height)
+        lblError.frame = CGRect(x: paddingX, y: 0, width: boundWithPadding.width, height: boundWithPadding.height)
+        lblError.sizeToFit()
+        
         invalidateIntrinsicContentSize()
     }
     
+    func setErrorLabelAlignment() {
+        var newFrame = lblError.frame
+        
+        if textAlignment == .right {
+            newFrame.origin.x = bounds.width - paddingX - newFrame.size.width
+        }else if textAlignment == .left{
+            newFrame.origin.x = paddingX
+        }else if textAlignment == .center{
+            newFrame.origin.x = (bounds.width / 2.0) - (newFrame.size.width / 2.0)
+        }else if textAlignment == .natural{
+            
+            if UIView.userInterfaceLayoutDirection(for: semanticContentAttribute) == .rightToLeft{
+                newFrame.origin.x = bounds.width - paddingX - newFrame.size.width
+            }
+        }
+        
+        lblError.frame = newFrame
+    }
+    
+    func setFloatLabelAlignment() {
+        var newFrame = lblFloatPlaceholder.frame
+        
+        if textAlignment == .right {
+            newFrame.origin.x = bounds.width - paddingX - newFrame.size.width
+        }else if textAlignment == .left{
+            newFrame.origin.x = paddingX
+        }else if textAlignment == .center{
+            newFrame.origin.x = (bounds.width / 2.0) - (newFrame.size.width / 2.0)
+        }else if textAlignment == .natural{
+            
+            if UIView.userInterfaceLayoutDirection(for: semanticContentAttribute) == .rightToLeft{
+                newFrame.origin.x = bounds.width - paddingX - newFrame.size.width
+            }
+        
+        }
+        
+        lblFloatPlaceholder.frame = newFrame
+    }
+    
     fileprivate func hideErrorMessage(){
         lblError.text = ""
         lblError.isHidden = true
@@ -202,7 +338,10 @@ public class DTTextField: UITextField {
         
         let animations:(()->()) = {
             self.lblFloatPlaceholder.alpha = 1.0
-            self.lblFloatPlaceholder.frame = CGRect(x: self.lblFloatPlaceholder.frame.origin.x, y: self.paddingYFloatLabel, width: self.lblFloatPlaceholder.bounds.size.width, height: self.lblFloatPlaceholder.bounds.size.height)
+            self.lblFloatPlaceholder.frame = CGRect(x: self.lblFloatPlaceholder.frame.origin.x,
+                                                    y: self.paddingYFloatLabel,
+                                                    width: self.lblFloatPlaceholder.bounds.size.width,
+                                                    height: self.lblFloatPlaceholder.bounds.size.height)
         }
         
         if animated && animateFloatPlaceholder {
@@ -223,7 +362,10 @@ public class DTTextField: UITextField {
         
         let animations:(()->()) = {
             self.lblFloatPlaceholder.alpha = 0.0
-            self.lblFloatPlaceholder.frame = CGRect(x: self.lblFloatPlaceholder.frame.origin.x, y: self.lblFloatPlaceholder.font.lineHeight, width: self.lblFloatPlaceholder.bounds.size.width, height: self.lblFloatPlaceholder.bounds.size.height)
+            self.lblFloatPlaceholder.frame = CGRect(x: self.lblFloatPlaceholder.frame.origin.x,
+                                                    y: self.lblFloatPlaceholder.font.lineHeight,
+                                                    width: self.lblFloatPlaceholder.bounds.size.width,
+                                                    height: self.lblFloatPlaceholder.bounds.size.height)
         }
         
         if animated && animateFloatPlaceholder {
@@ -241,30 +383,42 @@ public class DTTextField: UITextField {
     }
     
     fileprivate func insetRectForEmptyBounds(rect:CGRect) -> CGRect{
+        let newX = x
+        guard showErrorLabel else { return CGRect(x: newX, y: 0, width: rect.width - newX - paddingX, height: rect.height) }
         
-        guard showError else { return CGRect(x: x, y: 0, width: rect.width, height: rect.height) }
+        let topInset = (rect.size.height - lblError.bounds.size.height - paddingYErrorLabel - fontHeight) / 2.0
+        let textY = topInset - ((rect.height - fontHeight) / 2.0)
         
-        let topInset = (rect.size.height - lblError.bounds.size.height - paddingYErrorLabel - ceil(font!.lineHeight)) / 2.0
-        let textY = ((rect.height - ceil(font!.lineHeight)) / 2.0) - topInset
-        return CGRect(x: x, y: -ceil(textY), width: rect.size.width, height: rect.size.height)
+        return CGRect(x: newX, y: floor(textY), width: rect.size.width - newX - paddingX, height: rect.size.height)
     }
     
     fileprivate func insetRectForBounds(rect:CGRect) -> CGRect {
-        guard !lblFloatPlaceholder.text!.isEmptyStr else { return insetRectForEmptyBounds(rect: rect) }
         
-        if let text = text,text.isEmptyStr {
+        guard let placeholderText = lblFloatPlaceholder.text,!placeholderText.isEmptyStr  else {
+            return insetRectForEmptyBounds(rect: rect)
+        }
+        
+        if floatingDisplayStatus == .never {
             return insetRectForEmptyBounds(rect: rect)
         }else{
-            let topInset = paddingYFloatLabel + lblFloatPlaceholder.bounds.size.height + (paddingHeight / 2.0)
-            let textOriginalY = (rect.height - font!.lineHeight) / 2.0
-            let textY = textOriginalY - topInset
-            return CGRect(x: x, y: -ceil(textY), width: rect.size.width, height: rect.size.height)
+            
+            if let text = text,text.isEmptyStr && floatingDisplayStatus == .defaults {
+                return insetRectForEmptyBounds(rect: rect)
+            }else{
+                let topInset = paddingYFloatLabel + lblFloatPlaceholder.bounds.size.height + (paddingHeight / 2.0)
+                let textOriginalY = (rect.height - fontHeight) / 2.0
+                var textY = topInset - textOriginalY
+                
+                if textY < 0 && !showErrorLabel { textY = topInset }
+                let newX = x
+                return CGRect(x: newX, y: ceil(textY), width: rect.size.width - newX - paddingX, height: rect.height)
+            }
         }
     }
     
     @objc fileprivate func textFieldTextChanged(){
-        guard hideErrorWhenEditing && showError else { return }
-        showError = false
+        guard hideErrorWhenEditing && showErrorLabel else { return }
+        showErrorLabel = false
     }
     
     override public var intrinsicContentSize: CGSize{
@@ -272,9 +426,7 @@ public class DTTextField: UITextField {
         
         let textFieldIntrinsicContentSize = super.intrinsicContentSize
         
-        lblError.sizeToFit()
-        
-        if showError {
+        if showErrorLabel {
             lblFloatPlaceholder.sizeToFit()
             return CGSize(width: textFieldIntrinsicContentSize.width,
                           height: textFieldIntrinsicContentSize.height + paddingYFloatLabel + paddingYErrorLabel + lblFloatPlaceholder.bounds.size.height + lblError.bounds.size.height + paddingHeight)
@@ -294,45 +446,47 @@ public class DTTextField: UITextField {
         return insetRectForBounds(rect: rect)
     }
     
-    override public func leftViewRect(forBounds bounds: CGRect) -> CGRect {
-        var rect = super.leftViewRect(forBounds: bounds)
+    fileprivate func insetForSideView(forBounds bounds: CGRect) -> CGRect{
+        var rect = bounds
         rect.origin.y = 0
-        rect.size.height = dtLayer.bounds.height
+        rect.size.height = dtLayerHeight
         return rect
     }
     
+    override public func leftViewRect(forBounds bounds: CGRect) -> CGRect {
+        let rect = super.leftViewRect(forBounds: bounds)
+        return insetForSideView(forBounds: rect)
+    }
+    
     override public func rightViewRect(forBounds bounds: CGRect) -> CGRect {
-        var rect = super.rightViewRect(forBounds: bounds)
-        rect.origin.y = 0
-        rect.size.height = dtLayer.bounds.height
-        return rect
+        let rect = super.rightViewRect(forBounds: bounds)
+        return insetForSideView(forBounds: rect)
     }
     
     override public func clearButtonRect(forBounds bounds: CGRect) -> CGRect {
         var rect = super.clearButtonRect(forBounds: bounds)
-        rect.origin.y = (dtLayer.bounds.height / 2) - (rect.size.height / 2)
+        rect.origin.y = (dtLayerHeight - rect.size.height) / 2
         return rect
     }
     
     override public func layoutSubviews() {
         super.layoutSubviews()
         
-        if showError {
-            
-            dtLayer.frame = CGRect(x: bounds.origin.x,
-                                   y: bounds.origin.y,
-                                   width: bounds.width,
-                                   height: floor(bounds.height - lblError.bounds.size.height - paddingYErrorLabel))
+        CATransaction.begin()
+        CATransaction.setDisableActions(true)
+        dtLayer.frame = CGRect(x: bounds.origin.x,
+                               y: bounds.origin.y,
+                               width: bounds.width,
+                               height: dtLayerHeight)
+        let borderStype = dtborderStyle
+        dtborderStyle = borderStype
+        CATransaction.commit()
+        
+        if showErrorLabel {
             
             var lblErrorFrame = lblError.frame
             lblErrorFrame.origin.y = dtLayer.frame.origin.y + dtLayer.frame.size.height + paddingYErrorLabel
             lblError.frame = lblErrorFrame
-            
-        }else{
-            dtLayer.frame = CGRect(x: bounds.origin.x,
-                                   y: bounds.origin.y,
-                                   width: bounds.width,
-                                   height: bounds.height)
         }
         
         let floatingLabelSize = lblFloatPlaceholder.sizeThatFits(lblFloatPlaceholder.superview!.bounds.size)
@@ -341,12 +495,22 @@ public class DTTextField: UITextField {
                                            width: floatingLabelSize.width,
                                            height: floatingLabelSize.height)
         
+        setErrorLabelAlignment()
+        setFloatLabelAlignment()
         lblFloatPlaceholder.textColor = isFirstResponder ? floatPlaceholderActiveColor : floatPlaceholderColor
         
-        if let enteredText = text,!enteredText.isEmptyStr{
-            showFloatingLabel(isFirstResponder)
-        }else{
+        switch floatingDisplayStatus {
+        case .never:
             hideFlotingLabel(isFirstResponder)
+        case .always:
+            showFloatingLabel(isFirstResponder)
+        default:
+            if let enteredText = text,!enteredText.isEmptyStr{
+                showFloatingLabel(isFirstResponder)
+            }else{
+                hideFlotingLabel(isFirstResponder)
+            }
         }
     }
+
 }

Example/DTTextField.xcodeproj/project.pbxproj

@@ -7,14 +7,14 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
+		0EBDB911205BD7EA001E212E /* Localizable.strings in Resources */ = {isa = PBXBuildFile; fileRef = 0EBDB90F205BD7EA001E212E /* Localizable.strings */; };
 		607FACD61AFB9204008FA782 /* AppDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = 607FACD51AFB9204008FA782 /* AppDelegate.swift */; };
 		607FACD81AFB9204008FA782 /* ViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 607FACD71AFB9204008FA782 /* ViewController.swift */; };
 		607FACDB1AFB9204008FA782 /* Main.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 607FACD91AFB9204008FA782 /* Main.storyboard */; };
 		607FACDD1AFB9204008FA782 /* Images.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 607FACDC1AFB9204008FA782 /* Images.xcassets */; };
 		607FACE01AFB9204008FA782 /* LaunchScreen.xib in Resources */ = {isa = PBXBuildFile; fileRef = 607FACDE1AFB9204008FA782 /* LaunchScreen.xib */; };
 		607FACEC1AFB9204008FA782 /* Tests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 607FACEB1AFB9204008FA782 /* Tests.swift */; };
-		7CBDD22C174BE4A9D62F0838 /* Pods_DTTextField_Example.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 4F0D037025A52EC73A143FA2 /* Pods_DTTextField_Example.framework */; };
-		F3B670DD4D60B75D53BF34AB /* Pods_DTTextField_Tests.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = A73FFAC2C238F6E99F680420 /* Pods_DTTextField_Tests.framework */; };
+		F20EFAF71ED7136A00DE8008 /* DTTextField.swift in Sources */ = {isa = PBXBuildFile; fileRef = F20EFAF61ED7136A00DE8008 /* DTTextField.swift */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXContainerItemProxy section */
@@ -28,10 +28,10 @@
 /* End PBXContainerItemProxy section */
 
 /* Begin PBXFileReference section */
-		060B7103A3E600F8B2BD7D22 /* Pods-DTTextField_Example.debug.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-DTTextField_Example.debug.xcconfig"; path = "Pods/Target Support Files/Pods-DTTextField_Example/Pods-DTTextField_Example.debug.xcconfig"; sourceTree = "<group>"; };
-		2C22D21F3A2AE3ADC3442B4C /* Pods-DTTextField_Tests.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-DTTextField_Tests.release.xcconfig"; path = "Pods/Target Support Files/Pods-DTTextField_Tests/Pods-DTTextField_Tests.release.xcconfig"; sourceTree = "<group>"; };
-		4F0D037025A52EC73A143FA2 /* Pods_DTTextField_Example.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Pods_DTTextField_Example.framework; sourceTree = BUILT_PRODUCTS_DIR; };
-		5B7FD7AC92A60AFDB02B68F9 /* Pods-DTTextField_Example.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-DTTextField_Example.release.xcconfig"; path = "Pods/Target Support Files/Pods-DTTextField_Example/Pods-DTTextField_Example.release.xcconfig"; sourceTree = "<group>"; };
+		0EBDB903205BCB1C001E212E /* ar */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = ar; path = ar.lproj/Main.strings; sourceTree = "<group>"; };
+		0EBDB904205BCB1C001E212E /* ar */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = ar; path = ar.lproj/LaunchScreen.strings; sourceTree = "<group>"; };
+		0EBDB912205BD7EE001E212E /* Base */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = Base; path = Base.lproj/Localizable.strings; sourceTree = "<group>"; };
+		0EBDB915205BD839001E212E /* ar */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = ar; path = ar.lproj/Localizable.strings; sourceTree = "<group>"; };
 		607FACD01AFB9204008FA782 /* DTTextField_Example.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = DTTextField_Example.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		607FACD41AFB9204008FA782 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 		607FACD51AFB9204008FA782 /* AppDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppDelegate.swift; sourceTree = "<group>"; };
@@ -42,8 +42,7 @@
 		607FACE51AFB9204008FA782 /* DTTextField_Tests.xctest */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = DTTextField_Tests.xctest; sourceTree = BUILT_PRODUCTS_DIR; };
 		607FACEA1AFB9204008FA782 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 		607FACEB1AFB9204008FA782 /* Tests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Tests.swift; sourceTree = "<group>"; };
-		9DCF83E02A68CA6BD5E2E2CF /* Pods-DTTextField_Tests.debug.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-DTTextField_Tests.debug.xcconfig"; path = "Pods/Target Support Files/Pods-DTTextField_Tests/Pods-DTTextField_Tests.debug.xcconfig"; sourceTree = "<group>"; };
-		A73FFAC2C238F6E99F680420 /* Pods_DTTextField_Tests.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Pods_DTTextField_Tests.framework; sourceTree = BUILT_PRODUCTS_DIR; };
+		F20EFAF61ED7136A00DE8008 /* DTTextField.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = DTTextField.swift; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -51,7 +50,6 @@
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-				7CBDD22C174BE4A9D62F0838 /* Pods_DTTextField_Example.framework in Frameworks */,
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@@ -59,41 +57,18 @@
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-				F3B670DD4D60B75D53BF34AB /* Pods_DTTextField_Tests.framework in Frameworks */,
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 /* End PBXFrameworksBuildPhase section */
 
 /* Begin PBXGroup section */
-		0AA3E72CF6526EF5C790DC68 /* Pods */ = {
-			isa = PBXGroup;
-			children = (
-				060B7103A3E600F8B2BD7D22 /* Pods-DTTextField_Example.debug.xcconfig */,
-				5B7FD7AC92A60AFDB02B68F9 /* Pods-DTTextField_Example.release.xcconfig */,
-				9DCF83E02A68CA6BD5E2E2CF /* Pods-DTTextField_Tests.debug.xcconfig */,
-				2C22D21F3A2AE3ADC3442B4C /* Pods-DTTextField_Tests.release.xcconfig */,
-			);
-			name = Pods;
-			sourceTree = "<group>";
-		};
-		3D2E65FC1F3555D9D00626A6 /* Frameworks */ = {
-			isa = PBXGroup;
-			children = (
-				4F0D037025A52EC73A143FA2 /* Pods_DTTextField_Example.framework */,
-				A73FFAC2C238F6E99F680420 /* Pods_DTTextField_Tests.framework */,
-			);
-			name = Frameworks;
-			sourceTree = "<group>";
-		};
 		607FACC71AFB9204008FA782 = {
 			isa = PBXGroup;
 			children = (
 				607FACD21AFB9204008FA782 /* Example for DTTextField */,
 				607FACE81AFB9204008FA782 /* Tests */,
 				607FACD11AFB9204008FA782 /* Products */,
-				0AA3E72CF6526EF5C790DC68 /* Pods */,
-				3D2E65FC1F3555D9D00626A6 /* Frameworks */,
 			);
 			sourceTree = "<group>";
 		};
@@ -109,6 +84,8 @@
 		607FACD21AFB9204008FA782 /* Example for DTTextField */ = {
 			isa = PBXGroup;
 			children = (
+				0EBDB90F205BD7EA001E212E /* Localizable.strings */,
+				F20EFAF61ED7136A00DE8008 /* DTTextField.swift */,
 				607FACD51AFB9204008FA782 /* AppDelegate.swift */,
 				607FACD71AFB9204008FA782 /* ViewController.swift */,
 				607FACD91AFB9204008FA782 /* Main.storyboard */,
@@ -152,12 +129,9 @@
 			isa = PBXNativeTarget;
 			buildConfigurationList = 607FACEF1AFB9204008FA782 /* Build configuration list for PBXNativeTarget "DTTextField_Example" */;
 			buildPhases = (
-				8D9A9A1AA162783013888FFF /* [CP] Check Pods Manifest.lock */,
 				607FACCC1AFB9204008FA782 /* Sources */,
 				607FACCD1AFB9204008FA782 /* Frameworks */,
 				607FACCE1AFB9204008FA782 /* Resources */,
-				EEDC89F8840910979DA52450 /* [CP] Embed Pods Frameworks */,
-				11408D7F6D7029447C5C8ADF /* [CP] Copy Pods Resources */,
 			);
 			buildRules = (
 			);
@@ -172,12 +146,9 @@
 			isa = PBXNativeTarget;
 			buildConfigurationList = 607FACF21AFB9204008FA782 /* Build configuration list for PBXNativeTarget "DTTextField_Tests" */;
 			buildPhases = (
-				30328B87BF196F8639A96E90 /* [CP] Check Pods Manifest.lock */,
 				607FACE11AFB9204008FA782 /* Sources */,
 				607FACE21AFB9204008FA782 /* Frameworks */,
 				607FACE31AFB9204008FA782 /* Resources */,
-				E8431CE4674170545D9AD7F5 /* [CP] Embed Pods Frameworks */,
-				2A1C3BCADED2085C775AC86D /* [CP] Copy Pods Resources */,
 			);
 			buildRules = (
 			);
@@ -201,6 +172,7 @@
 				TargetAttributes = {
 					607FACCF1AFB9204008FA782 = {
 						CreatedOnToolsVersion = 6.3.1;
+						DevelopmentTeam = XDZ4VN9T5R;
 						LastSwiftMigration = 0820;
 					};
 					607FACE41AFB9204008FA782 = {
@@ -215,8 +187,10 @@
 			developmentRegion = English;
 			hasScannedForEncodings = 0;
 			knownRegions = (
+				English,
 				en,
 				Base,
+				ar,
 			);
 			mainGroup = 607FACC71AFB9204008FA782;
 			productRefGroup = 607FACD11AFB9204008FA782 /* Products */;
@@ -235,6 +209,7 @@
 			buildActionMask = 2147483647;
 			files = (
 				607FACDB1AFB9204008FA782 /* Main.storyboard in Resources */,
+				0EBDB911205BD7EA001E212E /* Localizable.strings in Resources */,
 				607FACE01AFB9204008FA782 /* LaunchScreen.xib in Resources */,
 				607FACDD1AFB9204008FA782 /* Images.xcassets in Resources */,
 			);
@@ -249,104 +224,12 @@
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-/* Begin PBXShellScriptBuildPhase section */
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-			shellScript = "\"${SRCROOT}/Pods/Target Support Files/Pods-DTTextField_Example/Pods-DTTextField_Example-resources.sh\"\n";
-			showEnvVarsInLog = 0;
-		};
-		2A1C3BCADED2085C775AC86D /* [CP] Copy Pods Resources */ = {
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-			buildActionMask = 2147483647;
-			files = (
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-			inputPaths = (
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-			runOnlyForDeploymentPostprocessing = 0;
-			shellPath = /bin/sh;
-			shellScript = "\"${SRCROOT}/Pods/Target Support Files/Pods-DTTextField_Tests/Pods-DTTextField_Tests-resources.sh\"\n";
-			showEnvVarsInLog = 0;
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-		30328B87BF196F8639A96E90 /* [CP] Check Pods Manifest.lock */ = {
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-			buildActionMask = 2147483647;
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-		};
-		EEDC89F8840910979DA52450 /* [CP] Embed Pods Frameworks */ = {
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-
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 		607FACCC1AFB9204008FA782 /* Sources */ = {
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				F20EFAF71ED7136A00DE8008 /* DTTextField.swift in Sources */,
 				607FACD81AFB9204008FA782 /* ViewController.swift in Sources */,
 				607FACD61AFB9204008FA782 /* AppDelegate.swift in Sources */,
 			);
@@ -371,10 +254,20 @@
 /* End PBXTargetDependency section */
 
 /* Begin PBXVariantGroup section */
+		0EBDB90F205BD7EA001E212E /* Localizable.strings */ = {
+			isa = PBXVariantGroup;
+			children = (
+				0EBDB912205BD7EE001E212E /* Base */,
+				0EBDB915205BD839001E212E /* ar */,
+			);
+			name = Localizable.strings;
+			sourceTree = "<group>";
+		};
 		607FACD91AFB9204008FA782 /* Main.storyboard */ = {
 			isa = PBXVariantGroup;
 			children = (
 				607FACDA1AFB9204008FA782 /* Base */,
+				0EBDB903205BCB1C001E212E /* ar */,
 			);
 			name = Main.storyboard;
 			sourceTree = "<group>";
@@ -383,6 +276,7 @@
 			isa = PBXVariantGroup;
 			children = (
 				607FACDF1AFB9204008FA782 /* Base */,
+				0EBDB904205BCB1C001E212E /* ar */,
 			);
 			name = LaunchScreen.xib;
 			sourceTree = "<group>";
@@ -394,6 +288,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_ANALYZER_LOCALIZABILITY_NONLOCALIZED = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
@@ -441,6 +336,7 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_ANALYZER_LOCALIZABILITY_NONLOCALIZED = YES;
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
@@ -479,37 +375,36 @@
 		};
 		607FACF01AFB9204008FA782 /* Debug */ = {
 			isa = XCBuildConfiguration;
-			baseConfigurationReference = 060B7103A3E600F8B2BD7D22 /* Pods-DTTextField_Example.debug.xcconfig */;
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				DEVELOPMENT_TEAM = XDZ4VN9T5R;
 				INFOPLIST_FILE = DTTextField/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				MODULE_NAME = ExampleApp;
-				PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.demo.$(PRODUCT_NAME:rfc1034identifier)";
+				PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.demo.DTTextField-Example1";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 5.0;
 			};
 			name = Debug;
 		};
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 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				DEVELOPMENT_TEAM = XDZ4VN9T5R;
 				INFOPLIST_FILE = DTTextField/Info.plist;
 				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
 				MODULE_NAME = ExampleApp;
-				PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.demo.$(PRODUCT_NAME:rfc1034identifier)";
+				PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.demo.DTTextField-Example1";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SWIFT_VERSION = 3.0;
+				SWIFT_VERSION = 5.0;
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@@ -529,7 +424,6 @@
 		};
 		607FACF41AFB9204008FA782 /* Release */ = {
 			isa = XCBuildConfiguration;
-			baseConfigurationReference = 2C22D21F3A2AE3ADC3442B4C /* Pods-DTTextField_Tests.release.xcconfig */;
 			buildSettings = {
 				FRAMEWORK_SEARCH_PATHS = (
 					"$(SDKROOT)/Developer/Library/Frameworks",

Example/DTTextField/AppDelegate.swift

@@ -14,7 +14,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
     var window: UIWindow?
 
 
-    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?) -> Bool {
+    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
         // Override point for customization after application launch.
         return true
     }

Example/DTTextField/Base.lproj/Localizable.strings

@@ -0,0 +1,9 @@
+/* 
+  Arabic.strings
+  DTTextField
+
+  Created by Dhaval Thanki on 16/03/18.
+  Copyright © 2018 CocoaPods. All rights reserved.
+*/
+
+

Example/DTTextField/Base.lproj/Main.storyboard

@@ -1,10 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="11762" systemVersion="16C67" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="Kzc-T6-rcN">
-    <device id="retina4_7" orientation="portrait">
-        <adaptation id="fullscreen"/>
-    </device>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="15505" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES" initialViewController="Kzc-T6-rcN">
+    <device id="retina4_7" orientation="portrait" appearance="light"/>
     <dependencies>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="11757"/>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="15509"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <scenes>
@@ -21,69 +20,64 @@
                         <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
                         <subviews>
                             <scrollView clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="3qx-l3-jfU">
-                                <rect key="frame" x="0.0" y="64" width="375" height="603"/>
+                                <rect key="frame" x="0.0" y="44" width="375" height="623"/>
                                 <subviews>
                                     <view contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="T5N-VG-n0n">
-                                        <rect key="frame" x="0.0" y="0.0" width="375" height="332"/>
+                                        <rect key="frame" x="0.0" y="0.0" width="375" height="623"/>
                                         <subviews>
-                                            <textField opaque="NO" clipsSubviews="YES" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" borderStyle="roundedRect" placeholder="First Name" textAlignment="natural" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="LZk-sC-XSt" customClass="DTTextField" customModule="DTTextField">
-                                                <rect key="frame" x="16" y="50" width="343" height="30"/>
-                                                <nil key="textColor"/>
+                                            <textField opaque="NO" clipsSubviews="YES" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" borderStyle="roundedRect" placeholder="First Name" textAlignment="natural" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="LZk-sC-XSt" customClass="DTTextField" customModule="DTTextField_Example" customModuleProvider="target">
+                                                <rect key="frame" x="16" y="50" width="343" height="34"/>
                                                 <fontDescription key="fontDescription" type="system" pointSize="14"/>
                                                 <textInputTraits key="textInputTraits"/>
                                             </textField>
-                                            <textField opaque="NO" clipsSubviews="YES" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" borderStyle="roundedRect" placeholder="Last Name" textAlignment="natural" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="ZMK-KE-9Cc" customClass="DTTextField" customModule="DTTextField">
-                                                <rect key="frame" x="16" y="88" width="343" height="30"/>
-                                                <nil key="textColor"/>
+                                            <textField opaque="NO" clipsSubviews="YES" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" borderStyle="roundedRect" placeholder="Last Name" textAlignment="natural" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="ZMK-KE-9Cc" customClass="DTTextField" customModule="DTTextField_Example" customModuleProvider="target">
+                                                <rect key="frame" x="16" y="92" width="343" height="34"/>
                                                 <fontDescription key="fontDescription" type="system" pointSize="14"/>
                                                 <textInputTraits key="textInputTraits"/>
                                             </textField>
-                                            <textField opaque="NO" clipsSubviews="YES" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" borderStyle="roundedRect" placeholder="Email" textAlignment="natural" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="6gk-3f-Yz6" customClass="DTTextField" customModule="DTTextField">
-                                                <rect key="frame" x="16" y="126" width="343" height="30"/>
-                                                <nil key="textColor"/>
-                                                <fontDescription key="fontDescription" type="system" pointSize="14"/>
-                                                <textInputTraits key="textInputTraits"/>
-                                            </textField>
-                                            <textField opaque="NO" clipsSubviews="YES" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" borderStyle="roundedRect" placeholder="Password" textAlignment="natural" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="63c-z6-Pat" customClass="DTTextField" customModule="DTTextField">
-                                                <rect key="frame" x="16" y="164" width="343" height="30"/>
-                                                <nil key="textColor"/>
-                                                <fontDescription key="fontDescription" type="system" pointSize="14"/>
-                                                <textInputTraits key="textInputTraits" secureTextEntry="YES"/>
-                                            </textField>
-                                            <textField opaque="NO" clipsSubviews="YES" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" borderStyle="roundedRect" placeholder="Confirm Password" textAlignment="natural" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="zBn-BA-f2Y" customClass="DTTextField" customModule="DTTextField">
-                                                <rect key="frame" x="16" y="202" width="343" height="30"/>
-                                                <nil key="textColor"/>
-                                                <fontDescription key="fontDescription" type="system" pointSize="14"/>
-                                                <textInputTraits key="textInputTraits" secureTextEntry="YES"/>
-                                            </textField>
                                             <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="Vp4-XI-7k7">
-                                                <rect key="frame" x="158.5" y="267" width="57" height="30"/>
+                                                <rect key="frame" x="159" y="262" width="57" height="30"/>
                                                 <state key="normal" title="Register"/>
                                                 <connections>
                                                     <action selector="onBtnSubmitClicked:" destination="vXZ-lx-hvc" eventType="touchUpInside" id="vbi-gx-VFd"/>
                                                 </connections>
                                             </button>
+                                            <textField opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" borderStyle="roundedRect" placeholder="Email" textAlignment="natural" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="G8b-0H-NOp" customClass="DTTextField" customModule="DTTextField_Example" customModuleProvider="target">
+                                                <rect key="frame" x="16" y="134" width="343" height="34"/>
+                                                <fontDescription key="fontDescription" type="system" pointSize="14"/>
+                                                <textInputTraits key="textInputTraits"/>
+                                            </textField>
+                                            <textField opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" borderStyle="roundedRect" placeholder="Password" textAlignment="natural" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="vOV-P3-5my" customClass="DTTextField" customModule="DTTextField_Example" customModuleProvider="target">
+                                                <rect key="frame" x="16" y="176" width="343" height="34"/>
+                                                <fontDescription key="fontDescription" type="system" pointSize="14"/>
+                                                <textInputTraits key="textInputTraits"/>
+                                            </textField>
+                                            <textField opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="left" contentVerticalAlignment="center" borderStyle="roundedRect" placeholder="Confirm Password" textAlignment="natural" minimumFontSize="17" translatesAutoresizingMaskIntoConstraints="NO" id="oVW-xu-ETH" customClass="DTTextField" customModule="DTTextField_Example" customModuleProvider="target">
+                                                <rect key="frame" x="16" y="218" width="343" height="34"/>
+                                                <fontDescription key="fontDescription" type="system" pointSize="14"/>
+                                                <textInputTraits key="textInputTraits"/>
+                                            </textField>
                                         </subviews>
                                         <color key="backgroundColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
                                         <constraints>
+                                            <constraint firstItem="oVW-xu-ETH" firstAttribute="trailing" secondItem="vOV-P3-5my" secondAttribute="trailing" id="2Eh-Ef-dQi"/>
+                                            <constraint firstItem="oVW-xu-ETH" firstAttribute="leading" secondItem="vOV-P3-5my" secondAttribute="leading" id="2iy-n5-w9F"/>
                                             <constraint firstAttribute="trailing" secondItem="LZk-sC-XSt" secondAttribute="trailing" constant="16" id="7xF-Yy-7dc"/>
                                             <constraint firstItem="LZk-sC-XSt" firstAttribute="leading" secondItem="T5N-VG-n0n" secondAttribute="leading" constant="16" id="8fK-In-ELG"/>
-                                            <constraint firstItem="zBn-BA-f2Y" firstAttribute="trailing" secondItem="63c-z6-Pat" secondAttribute="trailing" id="BhC-IN-UKU"/>
-                                            <constraint firstItem="zBn-BA-f2Y" firstAttribute="top" secondItem="63c-z6-Pat" secondAttribute="bottom" constant="8" id="Cwc-4p-Bbi"/>
-                                            <constraint firstItem="6gk-3f-Yz6" firstAttribute="leading" secondItem="ZMK-KE-9Cc" secondAttribute="leading" id="E56-qn-ZL2"/>
-                                            <constraint firstAttribute="bottom" secondItem="Vp4-XI-7k7" secondAttribute="bottom" constant="35" id="HWJ-ke-SwV"/>
+                                            <constraint firstItem="G8b-0H-NOp" firstAttribute="top" secondItem="ZMK-KE-9Cc" secondAttribute="bottom" constant="8" id="9MY-nz-wjQ"/>
+                                            <constraint firstItem="vOV-P3-5my" firstAttribute="trailing" secondItem="G8b-0H-NOp" secondAttribute="trailing" id="BZ6-is-x2y"/>
+                                            <constraint firstItem="Vp4-XI-7k7" firstAttribute="top" secondItem="oVW-xu-ETH" secondAttribute="bottom" constant="10" id="Czg-UB-G6G"/>
+                                            <constraint firstItem="vOV-P3-5my" firstAttribute="leading" secondItem="G8b-0H-NOp" secondAttribute="leading" id="FlG-Yh-6D8"/>
+                                            <constraint firstAttribute="bottom" relation="greaterThanOrEqual" secondItem="Vp4-XI-7k7" secondAttribute="bottom" constant="35" id="HWJ-ke-SwV"/>
                                             <constraint firstItem="ZMK-KE-9Cc" firstAttribute="leading" secondItem="LZk-sC-XSt" secondAttribute="leading" id="Jzj-d1-Cuc"/>
-                                            <constraint firstItem="63c-z6-Pat" firstAttribute="leading" secondItem="6gk-3f-Yz6" secondAttribute="leading" id="OjR-tc-La6"/>
+                                            <constraint firstItem="G8b-0H-NOp" firstAttribute="leading" secondItem="ZMK-KE-9Cc" secondAttribute="leading" id="X9C-jl-FiE"/>
                                             <constraint firstItem="ZMK-KE-9Cc" firstAttribute="top" secondItem="LZk-sC-XSt" secondAttribute="bottom" constant="8" id="XKP-xw-pz9"/>
-                                            <constraint firstItem="63c-z6-Pat" firstAttribute="trailing" secondItem="6gk-3f-Yz6" secondAttribute="trailing" id="YEb-NT-sFz"/>
-                                            <constraint firstItem="6gk-3f-Yz6" firstAttribute="top" secondItem="ZMK-KE-9Cc" secondAttribute="bottom" constant="8" id="Z08-RU-aXk"/>
-                                            <constraint firstItem="6gk-3f-Yz6" firstAttribute="trailing" secondItem="ZMK-KE-9Cc" secondAttribute="trailing" id="a2N-wr-VXy"/>
-                                            <constraint firstItem="63c-z6-Pat" firstAttribute="top" secondItem="6gk-3f-Yz6" secondAttribute="bottom" constant="8" id="aPM-Xo-bCc"/>
+                                            <constraint firstItem="oVW-xu-ETH" firstAttribute="top" secondItem="vOV-P3-5my" secondAttribute="bottom" constant="8" id="eEv-lG-Ktc"/>
+                                            <constraint firstItem="Vp4-XI-7k7" firstAttribute="centerX" secondItem="T5N-VG-n0n" secondAttribute="centerX" id="ikl-qL-tO7"/>
+                                            <constraint firstItem="G8b-0H-NOp" firstAttribute="trailing" secondItem="ZMK-KE-9Cc" secondAttribute="trailing" id="onN-5k-UBd"/>
                                             <constraint firstItem="LZk-sC-XSt" firstAttribute="top" secondItem="T5N-VG-n0n" secondAttribute="top" constant="50" id="pmI-vf-fOU"/>
-                                            <constraint firstItem="Vp4-XI-7k7" firstAttribute="centerX" secondItem="zBn-BA-f2Y" secondAttribute="centerX" id="qqR-IB-W1J"/>
                                             <constraint firstItem="ZMK-KE-9Cc" firstAttribute="trailing" secondItem="LZk-sC-XSt" secondAttribute="trailing" id="tZs-73-KYu"/>
-                                            <constraint firstItem="zBn-BA-f2Y" firstAttribute="leading" secondItem="63c-z6-Pat" secondAttribute="leading" id="wde-fS-5eM"/>
-                                            <constraint firstItem="Vp4-XI-7k7" firstAttribute="top" secondItem="zBn-BA-f2Y" secondAttribute="bottom" constant="35" id="xHo-6Z-Xaa"/>
+                                            <constraint firstItem="vOV-P3-5my" firstAttribute="top" secondItem="G8b-0H-NOp" secondAttribute="bottom" constant="8" id="xmr-Ec-n2N"/>
                                         </constraints>
                                     </view>
                                 </subviews>
@@ -108,16 +102,16 @@
                     <navigationItem key="navigationItem" id="W1x-bm-hbZ"/>
                     <connections>
                         <outlet property="scrollView" destination="3qx-l3-jfU" id="Wim-19-5FL"/>
-                        <outlet property="txtConfirmPassword" destination="zBn-BA-f2Y" id="kBp-NH-lSI"/>
-                        <outlet property="txtEmail" destination="6gk-3f-Yz6" id="0vh-rG-4OR"/>
+                        <outlet property="txtConfirmPassword" destination="oVW-xu-ETH" id="tc3-xT-Cq0"/>
+                        <outlet property="txtEmail" destination="G8b-0H-NOp" id="roZ-B7-YhX"/>
                         <outlet property="txtFirstName" destination="LZk-sC-XSt" id="gxg-Mj-Ljm"/>
                         <outlet property="txtLastName" destination="ZMK-KE-9Cc" id="bQS-O5-38P"/>
-                        <outlet property="txtPassword" destination="63c-z6-Pat" id="gjV-fO-CFS"/>
+                        <outlet property="txtPassword" destination="vOV-P3-5my" id="9Id-na-8eO"/>
                     </connections>
                 </viewController>
                 <placeholder placeholderIdentifier="IBFirstResponder" id="x5A-6p-PRh" sceneMemberID="firstResponder"/>
             </objects>
-            <point key="canvasLocation" x="964" y="36.431784107946029"/>
+            <point key="canvasLocation" x="554" y="46"/>
         </scene>
         <!--Navigation Controller-->
         <scene sceneID="sQ1-e3-OIZ">
@@ -135,7 +129,7 @@
                 </navigationController>
                 <placeholder placeholderIdentifier="IBFirstResponder" id="qlg-7C-Sy0" userLabel="First Responder" sceneMemberID="firstResponder"/>
             </objects>
-            <point key="canvasLocation" x="122" y="36"/>
+            <point key="canvasLocation" x="-194" y="47"/>
         </scene>
     </scenes>
 </document>

Example/DTTextField/DTTextField.swift

@@ -0,0 +1,516 @@
+//
+//  DTTextField.swift
+//  Pods
+//
+//  Created by Dhaval Thanki on 03/04/17.
+//
+//
+
+import Foundation
+import UIKit
+
+public extension String {
+    
+    var isEmptyStr:Bool{
+        return self.trimmingCharacters(in: NSCharacterSet.whitespaces).isEmpty
+    }
+}
+
+public class DTTextField: UITextField {
+    
+    public enum FloatingDisplayStatus{
+        case always
+        case never
+        case defaults
+    }
+    
+    public enum DTBorderStyle{
+        case none
+        case rounded
+        case sqare
+        case top
+        case bottom
+        case left
+        case right
+    }
+    
+    fileprivate var lblFloatPlaceholder:UILabel             = UILabel()
+    fileprivate var lblError:UILabel                        = UILabel()
+    
+    fileprivate let paddingX:CGFloat                        = 5.0
+    
+    fileprivate let paddingHeight:CGFloat                   = 10.0
+    fileprivate var borderLayer:CALayer                     = CALayer()
+    public var dtLayer:CALayer                              = CALayer()
+    public var floatPlaceholderColor:UIColor                = UIColor.black
+    public var floatPlaceholderActiveColor:UIColor          = UIColor.black
+    public var floatingLabelShowAnimationDuration           = 0.3
+    public var floatingDisplayStatus:FloatingDisplayStatus  = .defaults
+    public var borderWidth:CGFloat                          = 0.5{
+        didSet{
+            let borderStyle = dtborderStyle;
+            dtborderStyle = borderStyle
+        }
+    }
+    
+    public var dtborderStyle:DTBorderStyle = .rounded{
+        didSet{
+            borderLayer.removeFromSuperlayer()
+            switch dtborderStyle {
+            case .none:
+                dtLayer.cornerRadius        = 0.0
+                dtLayer.borderWidth         = 0.0
+            case .rounded:
+                dtLayer.cornerRadius        = 4.5
+                dtLayer.borderWidth         = borderWidth
+                dtLayer.borderColor         = borderColor.cgColor
+            case .sqare:
+                dtLayer.cornerRadius        = 0.0
+                dtLayer.borderWidth         = borderWidth
+                dtLayer.borderColor         = borderColor.cgColor
+            case .bottom,.left,.right,.top:
+                dtLayer.cornerRadius        = 0.0
+                dtLayer.borderWidth         = 0.0
+                borderLayer.backgroundColor = borderColor.cgColor
+                if dtborderStyle == .bottom {
+                    borderLayer.frame = CGRect(x: 0, y: dtLayer.bounds.size.height - borderWidth, width: dtLayer.bounds.size.width, height: borderWidth)
+                }else if dtborderStyle == .left{
+                    borderLayer.frame = CGRect(x: 0, y: 0, width: borderWidth, height: dtLayer.bounds.size.height)
+                }else if dtborderStyle == .right{
+                    borderLayer.frame = CGRect(x: dtLayer.bounds.size.width - borderWidth, y: 0, width: borderWidth, height: dtLayer.bounds.size.height)
+                }else{
+                    borderLayer.frame = CGRect(x: 0, y: 0, width: dtLayer.bounds.size.width, height: borderWidth)
+                }
+                dtLayer.addSublayer(borderLayer)
+            }
+        }
+    }
+    
+    public var errorMessage:String = ""{
+        didSet{ lblError.text = errorMessage }
+    }
+    
+    public var animateFloatPlaceholder:Bool = true
+    public var hideErrorWhenEditing:Bool   = true
+    
+    public var errorFont = UIFont.systemFont(ofSize: 10.0){
+        didSet{
+            lblError.font = errorFont
+            invalidateIntrinsicContentSize()
+        }
+    }
+    
+    public var floatPlaceholderFont = UIFont.systemFont(ofSize: 10.0){
+        didSet{
+            lblFloatPlaceholder.font = floatPlaceholderFont
+            invalidateIntrinsicContentSize()
+        }
+    }
+    
+    public var paddingYFloatLabel:CGFloat = 3.0{
+        didSet{ invalidateIntrinsicContentSize() }
+    }
+    
+    public var paddingYErrorLabel:CGFloat = 3.0{
+        didSet{ invalidateIntrinsicContentSize() }
+    }
+    
+    public var borderColor:UIColor = UIColor(red: 204.0/255.0, green: 204.0/255.0, blue: 204.0/255.0, alpha: 1.0){
+        didSet{
+            switch dtborderStyle {
+            case .none,.rounded,.sqare:
+                dtLayer.borderColor = borderColor.cgColor
+            case .bottom,.right,.top,.left:
+                borderLayer.backgroundColor = borderColor.cgColor
+            }
+        }
+    }
+    
+    public var canShowBorder:Bool = true{
+        didSet{
+            switch dtborderStyle {
+            case .none,.rounded,.sqare:
+                dtLayer.isHidden = !canShowBorder
+            case .bottom,.right,.top,.left:
+                borderLayer.isHidden = !canShowBorder
+            }
+        }
+    }
+    
+    public var placeholderColor:UIColor?{
+        didSet{
+            guard let color = placeholderColor else { return }
+            attributedPlaceholder = NSAttributedString(string: placeholderFinal,
+                                                       attributes: [NSAttributedString.Key.foregroundColor:color])
+        }
+    }
+    
+    fileprivate var x:CGFloat {
+        
+        if let leftView = leftView {
+            return leftView.frame.origin.x + leftView.bounds.size.width - paddingX
+        }
+        
+        return paddingX
+    }
+    
+    fileprivate var fontHeight:CGFloat{
+        return ceil(font!.lineHeight)
+    }
+    
+    fileprivate var dtLayerHeight:CGFloat{
+        return showErrorLabel ? floor(bounds.height - lblError.bounds.size.height - paddingYErrorLabel) : bounds.height
+    }
+    
+    fileprivate var floatLabelWidth:CGFloat{
+        
+        var width = bounds.size.width
+        
+        if let leftViewWidth = leftView?.bounds.size.width{
+            width -= leftViewWidth
+        }
+        
+        if let rightViewWidth = rightView?.bounds.size.width {
+            width -= rightViewWidth
+        }
+        
+        return width - (self.x * 2)
+    }
+    
+    fileprivate var placeholderFinal:String{
+        if let attributed = attributedPlaceholder { return attributed.string }
+        return placeholder ?? " "
+    }
+    
+    fileprivate var isFloatLabelShowing:Bool = false
+    
+    fileprivate var showErrorLabel:Bool = false{
+        didSet{
+            
+            guard showErrorLabel != oldValue else { return }
+            
+            guard showErrorLabel else {
+                hideErrorMessage()
+                return
+            }
+            
+            guard !errorMessage.isEmptyStr else { return }
+            showErrorMessage()
+        }
+    }
+    
+    override public var borderStyle: UITextField.BorderStyle{
+        didSet{
+            guard borderStyle != oldValue else { return }
+            borderStyle = .none
+        }
+    }
+    
+    public override var textAlignment: NSTextAlignment{
+        didSet{ setNeedsLayout() }
+    }
+    
+    public override var text: String?{
+        didSet{ self.textFieldTextChanged() }
+    }
+    
+    override public var placeholder: String?{
+        didSet{
+            
+            guard let color = placeholderColor else {
+                lblFloatPlaceholder.text = placeholderFinal
+                return
+            }
+            attributedPlaceholder = NSAttributedString(string: placeholderFinal,
+                                                       attributes: [NSAttributedString.Key.foregroundColor:color])
+        }
+    }
+    
+    override public var attributedPlaceholder: NSAttributedString?{
+        didSet{ lblFloatPlaceholder.text = placeholderFinal }
+    }
+    
+    override public init(frame: CGRect) {
+        super.init(frame: frame)
+        commonInit()
+    }
+    
+    required public init?(coder aDecoder: NSCoder) {
+        super.init(coder: aDecoder)
+        commonInit()
+    }
+    
+    public func showError(message:String? = nil) {
+        if let msg = message { errorMessage = msg }
+        showErrorLabel = true
+    }
+    
+    public func hideError()  {
+        showErrorLabel = false
+    }
+    
+
+    fileprivate func commonInit() {
+        
+        dtborderStyle               = .rounded
+        dtLayer.backgroundColor     = UIColor.white.cgColor
+        
+        floatPlaceholderColor       = UIColor(red: 204.0/255.0, green: 204.0/255.0, blue: 204.0/255.0, alpha: 1.0)
+        floatPlaceholderActiveColor = tintColor
+        lblFloatPlaceholder.frame   = CGRect.zero
+        lblFloatPlaceholder.alpha   = 0.0
+        lblFloatPlaceholder.font    = floatPlaceholderFont
+        lblFloatPlaceholder.text    = placeholderFinal
+        
+        addSubview(lblFloatPlaceholder)
+        
+        lblError.frame              = CGRect.zero
+        lblError.font               = errorFont
+        lblError.textColor          = UIColor.red
+        lblError.numberOfLines      = 0
+        lblError.isHidden           = true
+        
+        addTarget(self, action: #selector(textFieldTextChanged), for: .editingChanged)
+        
+        addSubview(lblError)
+        
+        layer.insertSublayer(dtLayer, at: 0)
+    }
+    
+    fileprivate func showErrorMessage(){
+        
+        lblError.text = errorMessage
+        lblError.isHidden = false
+        let boundWithPadding = CGSize(width: bounds.width - (paddingX * 2), height: bounds.height)
+        lblError.frame = CGRect(x: paddingX, y: 0, width: boundWithPadding.width, height: boundWithPadding.height)
+        lblError.sizeToFit()
+        
+        invalidateIntrinsicContentSize()
+    }
+    
+    func setErrorLabelAlignment() {
+        var newFrame = lblError.frame
+        
+        if textAlignment == .right {
+            newFrame.origin.x = bounds.width - paddingX - newFrame.size.width
+        }else if textAlignment == .left{
+            newFrame.origin.x = paddingX
+        }else if textAlignment == .center{
+            newFrame.origin.x = (bounds.width / 2.0) - (newFrame.size.width / 2.0)
+        }else if textAlignment == .natural{
+            
+            if UIView.userInterfaceLayoutDirection(for: semanticContentAttribute) == .rightToLeft{
+                newFrame.origin.x = bounds.width - paddingX - newFrame.size.width
+            }
+        }
+        
+        lblError.frame = newFrame
+    }
+    
+    func setFloatLabelAlignment() {
+        var newFrame = lblFloatPlaceholder.frame
+        
+        if textAlignment == .right {
+            newFrame.origin.x = bounds.width - paddingX - newFrame.size.width
+        }else if textAlignment == .left{
+            newFrame.origin.x = paddingX
+        }else if textAlignment == .center{
+            newFrame.origin.x = (bounds.width / 2.0) - (newFrame.size.width / 2.0)
+        }else if textAlignment == .natural{
+            
+            if UIView.userInterfaceLayoutDirection(for: semanticContentAttribute) == .rightToLeft{
+                newFrame.origin.x = bounds.width - paddingX - newFrame.size.width
+            }
+        
+        }
+        
+        lblFloatPlaceholder.frame = newFrame
+    }
+    
+    fileprivate func hideErrorMessage(){
+        lblError.text = ""
+        lblError.isHidden = true
+        lblError.frame = CGRect.zero
+        invalidateIntrinsicContentSize()
+    }
+    
+    fileprivate func showFloatingLabel(_ animated:Bool) {
+        
+        let animations:(()->()) = {
+            self.lblFloatPlaceholder.alpha = 1.0
+            self.lblFloatPlaceholder.frame = CGRect(x: self.lblFloatPlaceholder.frame.origin.x,
+                                                    y: self.paddingYFloatLabel,
+                                                    width: self.lblFloatPlaceholder.bounds.size.width,
+                                                    height: self.lblFloatPlaceholder.bounds.size.height)
+        }
+        
+        if animated && animateFloatPlaceholder {
+            UIView.animate(withDuration: floatingLabelShowAnimationDuration,
+                           delay: 0.0,
+                           options: [.beginFromCurrentState,.curveEaseOut],
+                           animations: animations){ status in
+                            DispatchQueue.main.async {
+                                self.layoutIfNeeded()
+                            }
+            }
+        }else{
+            animations()
+        }
+    }
+    
+    fileprivate func hideFlotingLabel(_ animated:Bool) {
+        
+        let animations:(()->()) = {
+            self.lblFloatPlaceholder.alpha = 0.0
+            self.lblFloatPlaceholder.frame = CGRect(x: self.lblFloatPlaceholder.frame.origin.x,
+                                                    y: self.lblFloatPlaceholder.font.lineHeight,
+                                                    width: self.lblFloatPlaceholder.bounds.size.width,
+                                                    height: self.lblFloatPlaceholder.bounds.size.height)
+        }
+        
+        if animated && animateFloatPlaceholder {
+            UIView.animate(withDuration: floatingLabelShowAnimationDuration,
+                           delay: 0.0,
+                           options: [.beginFromCurrentState,.curveEaseOut],
+                           animations: animations){ status in
+                            DispatchQueue.main.async {
+                                self.layoutIfNeeded()
+                            }
+            }
+        }else{
+            animations()
+        }
+    }
+    
+    fileprivate func insetRectForEmptyBounds(rect:CGRect) -> CGRect{
+        let newX = x
+        guard showErrorLabel else { return CGRect(x: newX, y: 0, width: rect.width - newX - paddingX, height: rect.height) }
+        
+        let topInset = (rect.size.height - lblError.bounds.size.height - paddingYErrorLabel - fontHeight) / 2.0
+        let textY = topInset - ((rect.height - fontHeight) / 2.0)
+        
+        return CGRect(x: newX, y: floor(textY), width: rect.size.width - newX - paddingX, height: rect.size.height)
+    }
+    
+    fileprivate func insetRectForBounds(rect:CGRect) -> CGRect {
+        
+        guard let placeholderText = lblFloatPlaceholder.text,!placeholderText.isEmptyStr  else {
+            return insetRectForEmptyBounds(rect: rect)
+        }
+        
+        if floatingDisplayStatus == .never {
+            return insetRectForEmptyBounds(rect: rect)
+        }else{
+            
+            if let text = text,text.isEmptyStr && floatingDisplayStatus == .defaults {
+                return insetRectForEmptyBounds(rect: rect)
+            }else{
+                let topInset = paddingYFloatLabel + lblFloatPlaceholder.bounds.size.height + (paddingHeight / 2.0)
+                let textOriginalY = (rect.height - fontHeight) / 2.0
+                var textY = topInset - textOriginalY
+                
+                if textY < 0 && !showErrorLabel { textY = topInset }
+                let newX = x
+                return CGRect(x: newX, y: ceil(textY), width: rect.size.width - newX - paddingX, height: rect.height)
+            }
+        }
+    }
+    
+    @objc fileprivate func textFieldTextChanged(){
+        guard hideErrorWhenEditing && showErrorLabel else { return }
+        showErrorLabel = false
+    }
+    
+    override public var intrinsicContentSize: CGSize{
+        self.layoutIfNeeded()
+        
+        let textFieldIntrinsicContentSize = super.intrinsicContentSize
+        
+        if showErrorLabel {
+            lblFloatPlaceholder.sizeToFit()
+            return CGSize(width: textFieldIntrinsicContentSize.width,
+                          height: textFieldIntrinsicContentSize.height + paddingYFloatLabel + paddingYErrorLabel + lblFloatPlaceholder.bounds.size.height + lblError.bounds.size.height + paddingHeight)
+        }else{
+            return CGSize(width: textFieldIntrinsicContentSize.width,
+                          height: textFieldIntrinsicContentSize.height + paddingYFloatLabel + lblFloatPlaceholder.bounds.size.height + paddingHeight)
+        }
+    }
+    
+    override public func textRect(forBounds bounds: CGRect) -> CGRect {
+        let rect = super.textRect(forBounds: bounds)
+        return insetRectForBounds(rect: rect)
+    }
+    
+    override public func editingRect(forBounds bounds: CGRect) -> CGRect {
+        let rect = super.editingRect(forBounds: bounds)
+        return insetRectForBounds(rect: rect)
+    }
+    
+    fileprivate func insetForSideView(forBounds bounds: CGRect) -> CGRect{
+        var rect = bounds
+        rect.origin.y = 0
+        rect.size.height = dtLayerHeight
+        return rect
+    }
+    
+    override public func leftViewRect(forBounds bounds: CGRect) -> CGRect {
+        let rect = super.leftViewRect(forBounds: bounds)
+        return insetForSideView(forBounds: rect)
+    }
+    
+    override public func rightViewRect(forBounds bounds: CGRect) -> CGRect {
+        let rect = super.rightViewRect(forBounds: bounds)
+        return insetForSideView(forBounds: rect)
+    }
+    
+    override public func clearButtonRect(forBounds bounds: CGRect) -> CGRect {
+        var rect = super.clearButtonRect(forBounds: bounds)
+        rect.origin.y = (dtLayerHeight - rect.size.height) / 2
+        return rect
+    }
+    
+    override public func layoutSubviews() {
+        super.layoutSubviews()
+        
+        CATransaction.begin()
+        CATransaction.setDisableActions(true)
+        dtLayer.frame = CGRect(x: bounds.origin.x,
+                               y: bounds.origin.y,
+                               width: bounds.width,
+                               height: dtLayerHeight)
+        let borderStype = dtborderStyle
+        dtborderStyle = borderStype
+        CATransaction.commit()
+        
+        if showErrorLabel {
+            
+            var lblErrorFrame = lblError.frame
+            lblErrorFrame.origin.y = dtLayer.frame.origin.y + dtLayer.frame.size.height + paddingYErrorLabel
+            lblError.frame = lblErrorFrame
+        }
+        
+        let floatingLabelSize = lblFloatPlaceholder.sizeThatFits(lblFloatPlaceholder.superview!.bounds.size)
+        
+        lblFloatPlaceholder.frame = CGRect(x: x, y: lblFloatPlaceholder.frame.origin.y,
+                                           width: floatingLabelSize.width,
+                                           height: floatingLabelSize.height)
+        
+        setErrorLabelAlignment()
+        setFloatLabelAlignment()
+        lblFloatPlaceholder.textColor = isFirstResponder ? floatPlaceholderActiveColor : floatPlaceholderColor
+        
+        switch floatingDisplayStatus {
+        case .never:
+            hideFlotingLabel(isFirstResponder)
+        case .always:
+            showFloatingLabel(isFirstResponder)
+        default:
+            if let enteredText = text,!enteredText.isEmptyStr{
+                showFloatingLabel(isFirstResponder)
+            }else{
+                hideFlotingLabel(isFirstResponder)
+            }
+        }
+    }
+
+}

Example/DTTextField/Images.xcassets/AppIcon.appiconset/Contents.json

@@ -1,5 +1,15 @@
 {
   "images" : [
+    {
+      "idiom" : "iphone",
+      "size" : "20x20",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "20x20",
+      "scale" : "3x"
+    },
     {
       "idiom" : "iphone",
       "size" : "29x29",
@@ -35,4 +45,4 @@
     "version" : 1,
     "author" : "xcode"
   }
-}
+}

Example/DTTextField/ViewController.swift

@@ -7,7 +7,6 @@
 //
 
 import UIKit
-import DTTextField
 
 class ViewController: UIViewController {
 
@@ -18,37 +17,30 @@ class ViewController: UIViewController {
     @IBOutlet weak var txtPassword: DTTextField!
     @IBOutlet weak var txtConfirmPassword: DTTextField!
     
-    let firstNameMessage        = "First name is required."
-    let lastNameMessage         = "Last name is requried."
-    let emailMessage            = "Email is required."
-    let passwordMessage         = "Password is required."
-    let confirmPasswordMessage  = "Confirm password is required."
-    let mismatchPasswordMessage = "Password and Confirm password are not matching."
+    let firstNameMessage        = NSLocalizedString("First name is required.", comment: "")
+    let lastNameMessage         = NSLocalizedString("Last name is required.", comment: "")
+    let emailMessage            = NSLocalizedString("Email is required.", comment: "")
+    let passwordMessage         = NSLocalizedString("Password is required.", comment: "")
+    let confirmPasswordMessage  = NSLocalizedString("Confirm password is required.", comment: "")
+    let mismatchPasswordMessage = NSLocalizedString("Password and Confirm password are not matching.", comment: "")
     
     override func viewDidLoad() {
         super.viewDidLoad()
-        
-        title                           = "Registration"
-        txtFirstName.errorMessage       = firstNameMessage
-        txtLastName.errorMessage        = lastNameMessage
-        txtEmail.errorMessage           = emailMessage
-        txtPassword.errorMessage        = passwordMessage
-        txtConfirmPassword.errorMessage = confirmPasswordMessage
-        
+    
         // Do any additional setup after loading the view, typically from a nib.
     }
-    
+        
     override func viewWillAppear(_ animated: Bool) {
         super.viewWillAppear(animated)
         
-        NotificationCenter.default.addObserver(self, selector: #selector(keyboardWillShow(notification:)), name: .UIKeyboardWillShow, object: nil)
-        NotificationCenter.default.addObserver(self, selector: #selector(keyboardWillHide(notification:)), name: .UIKeyboardWillHide, object: nil)
+        NotificationCenter.default.addObserver(self, selector: #selector(keyboardWillShow(notification:)), name: UIResponder.keyboardWillShowNotification, object: nil)
+        NotificationCenter.default.addObserver(self, selector: #selector(keyboardWillHide(notification:)), name: UIResponder.keyboardWillHideNotification, object: nil)
     }
     
     override func viewWillDisappear(_ animated: Bool) {
         super.viewWillDisappear(animated)
-        NotificationCenter.default.removeObserver(self, name: .UIKeyboardWillShow, object: nil)
-        NotificationCenter.default.removeObserver(self, name: .UIKeyboardWillHide, object: nil)
+        NotificationCenter.default.removeObserver(self, name: UIResponder.keyboardWillShowNotification, object: nil)
+        NotificationCenter.default.removeObserver(self, name: UIResponder.keyboardWillHideNotification, object: nil)
     }
     
     override func didReceiveMemoryWarning() {
@@ -62,65 +54,63 @@ class ViewController: UIViewController {
         
         let alert = UIAlertController(title: "Congratulations", message: "Your registration is successful!!!", preferredStyle: .alert)
         alert.addAction(UIAlertAction(title: "OK", style: .cancel, handler: { (cancel) in
-            
-            DispatchQueue.main.async {
-                self.txtFirstName.text       = ""
-                self.txtLastName.text        = ""
-                self.txtEmail.text           = ""
-                self.txtConfirmPassword.text = ""
-                self.txtPassword.text        = ""
-            }
+            DispatchQueue.main.async { self.clearForm() }
         }))
         
         present(alert, animated: true, completion: nil)
         
     }
-
+    
+    func clearForm() {
+        self.txtFirstName.text       = ""
+        self.txtLastName.text        = ""
+        self.txtEmail.text           = ""
+        self.txtConfirmPassword.text = ""
+        self.txtPassword.text        = ""
+    }
 }
 
 // MARK: User Define Methods
 extension ViewController{
     
-    func keyboardWillShow(notification:Notification) {
-        guard let keyboardHeight = (notification.userInfo?[UIKeyboardFrameBeginUserInfoKey] as? NSValue)?.cgRectValue else { return }
-        scrollView.contentInset = UIEdgeInsetsMake(0, 0, keyboardHeight.height, 0)
+    @objc func keyboardWillShow(notification:Notification) {
+        guard let keyboardHeight = (notification.userInfo?[UIResponder.keyboardFrameBeginUserInfoKey] as? NSValue)?.cgRectValue else { return }
+        scrollView.contentInset = UIEdgeInsets(top: 0, left: 0, bottom: keyboardHeight.height, right: 0)
     }
     
-    func keyboardWillHide(notification:Notification) {
+    @objc func keyboardWillHide(notification:Notification) {
         scrollView.contentInset = .zero
     }
     
     func validateData() -> Bool {
         
         guard !txtFirstName.text!.isEmptyStr else {
-            txtFirstName.showError = true
+            txtFirstName.showError(message: firstNameMessage)
             return false
         }
         
         guard !txtLastName.text!.isEmptyStr else {
-            txtLastName.showError = true
+            txtLastName.showError(message: lastNameMessage)
             return false
         }
         
         guard !txtEmail.text!.isEmptyStr else {
-            txtEmail.showError = true
+            txtEmail.showError(message: emailMessage)
             return false
         }
-        
+
         guard !txtPassword.text!.isEmptyStr else {
-            txtPassword.showError = true
+            txtPassword.showError(message: passwordMessage)
             return false
         }
         
         guard !txtConfirmPassword.text!.isEmptyStr else {
-            txtConfirmPassword.errorMessage = confirmPasswordMessage
-            txtConfirmPassword.showError = true
+            txtConfirmPassword.showError(message: confirmPasswordMessage)
             return false
         }
         
         guard txtPassword.text == txtConfirmPassword.text else {
-            txtConfirmPassword.errorMessage = mismatchPasswordMessage
-            txtConfirmPassword.showError = true
+            txtConfirmPassword.showError(message: mismatchPasswordMessage)
             return false
         }
         

Example/DTTextField/ar.lproj/LaunchScreen.strings

@@ -0,0 +1,6 @@
+
+/* Class = "UILabel"; text = "  Copyright (c) 2017 Dhaval Thanki. All rights reserved."; ObjectID = "8ie-xW-0ye"; */
+"8ie-xW-0ye.text" = "  Copyright (c) 2017 Dhaval Thanki. All rights reserved.";
+
+/* Class = "UILabel"; text = "DTTextField"; ObjectID = "kId-c2-rCX"; */
+"kId-c2-rCX.text" = "DTTextField";

Example/DTTextField/ar.lproj/Localizable.strings

@@ -0,0 +1,14 @@
+/* 
+  Arabic.strings
+  DTTextField
+
+  Created by Dhaval Thanki on 16/03/18.
+  Copyright © 2018 CocoaPods. All rights reserved.
+*/
+
+"First name is required." = "الإسم الأول مطلوب.";
+"Last name is requried." = "الاسم الأخير مطلوب.";
+"Email is required." = "البريد الالكتروني مطلوب.";
+"Password is required." = "كلمة المرور مطلوبة.";
+"Confirm password is required." = "تأكيد كلمة المرور مطلوب.";
+"Password and Confirm password are not matching." = "كلمة المرور وتأكيد كلمة المرورغير متطابقين.";

Example/DTTextField/ar.lproj/Main.strings

@@ -0,0 +1,18 @@
+
+/* Class = "UITextField"; placeholder = "Password"; ObjectID = "63c-z6-Pat"; */
+"vOV-P3-5my.placeholder" = "كلمه السر";
+
+/* Class = "UITextField"; placeholder = "Email"; ObjectID = "6gk-3f-Yz6"; */
+"G8b-0H-NOp.placeholder" = "البريد الإلكتروني";
+
+/* Class = "UITextField"; placeholder = "First Name"; ObjectID = "LZk-sC-XSt"; */
+"LZk-sC-XSt.placeholder" = "الاسم الاول";
+
+/* Class = "UIButton"; normalTitle = "Register"; ObjectID = "Vp4-XI-7k7"; */
+"Vp4-XI-7k7.normalTitle" = "تسجيل";
+
+/* Class = "UITextField"; placeholder = "Last Name"; ObjectID = "ZMK-KE-9Cc"; */
+"ZMK-KE-9Cc.placeholder" = "الكنية";
+
+/* Class = "UITextField"; placeholder = "Confirm Password"; ObjectID = "zBn-BA-f2Y"; */
+"oVW-xu-ETH.placeholder" = "تأكيد كلمة المرور";

Example/DTTextField/en.lproj/Localizable.strings

@@ -0,0 +1,9 @@
+/* 
+  Arabic.strings
+  DTTextField
+
+  Created by Dhaval Thanki on 16/03/18.
+  Copyright © 2018 CocoaPods. All rights reserved.
+*/
+
+

Example/Podfile

@@ -1,11 +0,0 @@
-use_frameworks!
-
-target 'DTTextField_Example' do
-  pod 'DTTextField'
-
-  target 'DTTextField_Tests' do
-    inherit! :search_paths
-
-    
-  end
-end

README.md

@@ -1,9 +1,10 @@
 # DTTextField
 
-![Version](https://img.shields.io/badge/Pod-V0.2.1-green.svg)
-![License](https://img.shields.io/github/license/mashape/apistatus.svg)
-![Platform](https://img.shields.io/badge/Language-Swift_3.0-orange.svg)
-![Xcode](https://img.shields.io/badge/Xcode-8.0-blue.svg)
+[![Version](https://img.shields.io/badge/Pod-V0.3.0-green.svg)](https://github.com/iDhaval/DTTextField/releases/tag/0.2.4)
+[![License](https://img.shields.io/github/license/mashape/apistatus.svg)](https://github.com/iDhaval/DTTextField/blob/master/LICENSE)
+[![Awesome](https://cdn.rawgit.com/sindresorhus/awesome/d7305f38d29fed78fa85652e3a63e154dd8e8829/media/badge.svg)](https://github.com/matteocrippa/awesome-swift)
+[![Platform](https://img.shields.io/badge/Language-Swift_4.0-orange.svg)](https://developer.apple.com/library/content/documentation/Swift/Conceptual/Swift_Programming_Language/)
+![Xcode](https://img.shields.io/badge/Xcode-9.0-blue.svg)
 
 ![Demo](https://github.com/iDhaval/DTTextField/blob/master/DTTextField.gif?raw=true)
 
@@ -15,12 +16,12 @@ Floating placeholder inspired from [JVFloatLabeledTextField](https://github.com/
 
 ## Example
 
-To run the example project, clone the repo, and run `pod install` from the Example directory first.
+Clone the repo and run the example project from the Example directory.
 
 ## Requirements
 
-* Xcode 8.0
-* Swift 3.0
+* Xcode 11.0+
+* Swift 5.0+
 
 ## Installation
 
@@ -43,23 +44,36 @@ pod 'DTTextField'
 | ------------- |------------- | ----- |
 | errorMessage | String | Add your error message to this property|
 | errorFont | UIFont | Change font of error text |
-| showError | Bool | Use to toggle error message|
 | paddingYErrorLabel | CGFloat | Error text top padding |
 | floatPlaceholderColor | UIColor | To change float placeholder color |
 | floatPlaceholderActiveColor | UIColor | To change float placeholder color while TextField is active(First responder)|
 | floatPlaceholderFont | UIFont | Change font of float placeholder |
 | paddingYFloatLabel | CGFloat | float placeholder top padding |
 | placeholderColor | UIColor | change placeholder color |
+| animateFloatPlaceholder | Bool | animate float placeholder label |
+| hideErrorWhenEditing | Bool | hide error label when typing |
+| floatingDisplayStatus | enum | maintain display status always, never, defaults | 
 
 
 ### Important Properties
 
-
 | Property name | Type | Remark |
 | ------------- |------------- | ----- |
-| dtLayer | CALayer | If you want to formate DTTextField than use dtLayer property instead of layer |
+| dtLayer | CALayer | If you want to formate DTTextField than use dtLayer property instead of layer (e.g. background color) |
 | borderColor | UIColor | Change border color of DTTextField |
 | canShowBorder | Bool | Toggle border of DTTextField |
+| dtborderStyle | enum | none, rounded , sqare |
+
+## Methods
+
+| Method Name | Remark |
+| ------------|--------|
+| showError | to show error message |
+| hideError | to hide error message |
+
+## Note
+
+Don't give height constraint to DTTextField otherwise it won't work properly.
 
 ## TODO
 * Add inbuilt validation