- Code optimized

.gitignore

@@ -1 +1,2 @@
-*.xcodeproj
+
+_Pods.xcodeproj

DTTextField.podspec

@@ -9,7 +9,7 @@
 Pod::Spec.new do |s|
 
 s.name             = 'DTTextField'
-s.version          = '0.2.0'
+s.version          = '0.2.3'
 s.summary          = 'DTTextField is UITextField library.'
 
   s.description      = <<-DESC

DTTextField/Classes/DTTextField.swift

@@ -11,13 +11,6 @@ import UIKit
 
 public extension String {
     
-    func heightWithConstrainedWidth(width: CGFloat, font: UIFont) -> CGFloat {
-        let constraintRect = CGSize(width: width, height: .greatestFiniteMagnitude)
-        let boundingBox = self.boundingRect(with: constraintRect, options: .usesLineFragmentOrigin, attributes: [NSFontAttributeName: font], context: nil)
-        
-        return boundingBox.height
-    }
-    
     var isEmptyStr:Bool{
         return self.trimmingCharacters(in: NSCharacterSet.whitespaces).isEmpty
     }
@@ -25,20 +18,32 @@ 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
+    }
+    
+    fileprivate var lblFloatPlaceholder:UILabel             = UILabel()
+    fileprivate var lblError:UILabel                        = UILabel()
     
     fileprivate let paddingX:CGFloat                        = 5.0
-    fileprivate let floatingLabelShowAnimationDuration      = 0.3
     
-    public var dtLayer:CALayer                         = CALayer()
-    public var floatPlaceholderColor:UIColor           = UIColor.black
-    public var floatPlaceholderActiveColor:UIColor     = UIColor.black
+    fileprivate let paddingHeight:CGFloat                   = 10.0
+    
+    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 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{ invalidateIntrinsicContentSize() }
     }
@@ -80,6 +85,14 @@ public class DTTextField: UITextField {
         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
@@ -95,10 +108,6 @@ public class DTTextField: UITextField {
         return width - (self.x * 2)
     }
     
-    fileprivate var floatLabelHeight:CGFloat{
-        return lblFloatPlaceholder.text!.heightWithConstrainedWidth(width: floatLabelWidth, font: floatPlaceholderFont)
-    }
-    
     fileprivate var placeholderFinal:String{
         if let attributed = attributedPlaceholder { return attributed.string }
         return placeholder ?? " "
@@ -106,10 +115,12 @@ public class DTTextField: UITextField {
     
     fileprivate var isFloatLabelShowing:Bool = false
     
-    public var showError:Bool = false{
+    fileprivate var showErrorLabel:Bool = false{
         didSet{
             
-            guard showError else {
+            guard showErrorLabel != oldValue else { return }
+            
+            guard showErrorLabel else {
                 hideErrorMessage()
                 return
             }
@@ -126,6 +137,10 @@ public class DTTextField: UITextField {
         }
     }
     
+    public override var text: String?{
+        didSet{ self.textFieldTextChanged() }
+    }
+    
     override public var placeholder: String?{
         didSet{
             
@@ -152,7 +167,14 @@ 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() {
         
@@ -184,10 +206,12 @@ public class DTTextField: UITextField {
     }
     
     fileprivate func showErrorMessage(){
-        let errorHeight = errorMessage.heightWithConstrainedWidth(width: bounds.width, font: errorFont)
+        
         lblError.text = errorMessage
         lblError.isHidden = false
-        lblError.frame = CGRect(x: paddingX, y: 0, width: bounds.width - (paddingX * 2), height: errorHeight)
+        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)
         invalidateIntrinsicContentSize()
     }
     
@@ -198,69 +222,89 @@ public class DTTextField: UITextField {
         invalidateIntrinsicContentSize()
     }
     
-    fileprivate func showFloatingLabel() {
+    fileprivate func showFloatingLabel(_ animated:Bool) {
         
         let animations:(()->()) = {
             self.lblFloatPlaceholder.alpha = 1.0
-            self.lblFloatPlaceholder.frame = CGRect(x: self.x, y: self.paddingYFloatLabel, width: self.floatLabelWidth, height: self.floatLabelHeight)
+            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)
         }
         
-        UIView.animate(withDuration: floatingLabelShowAnimationDuration,
-                       delay: 0.0,
-                       options: [.beginFromCurrentState,.curveEaseOut],
-                       animations: animations){ status in
-                        DispatchQueue.main.async {
-                            self.layoutIfNeeded()
-                        }
+        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() {
+    fileprivate func hideFlotingLabel(_ animated:Bool) {
         
         let animations:(()->()) = {
             self.lblFloatPlaceholder.alpha = 0.0
-            let labelHeight = self.floatLabelHeight
-            self.lblFloatPlaceholder.frame = CGRect(x: self.x, y: labelHeight, width: self.floatLabelWidth, height: labelHeight)
+            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)
         }
         
-        UIView.animate(withDuration: floatingLabelShowAnimationDuration,
-                       delay: 0.0,
-                       options: [.beginFromCurrentState,.curveEaseOut],
-                       animations: animations){ status in
-                        DispatchQueue.main.async {
-                            self.layoutIfNeeded()
-                        }
+        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{
-        if showError {
-            let topInset = ((rect.size.height - lblError.bounds.size.height - paddingYErrorLabel) / 2.0) - (ceil(font!.lineHeight) / 2.0)
-            let textY = (rect.height / 2.0) - (ceil(font!.lineHeight) / 2.0) - topInset
-            
-            return CGRect(x: x, y: -ceil(textY), width: rect.size.width, height: rect.size.height)
-        }else{
-            return CGRect(x: x, y: 0.0, width: rect.width, height: rect.height)
-        }
+        
+        guard showErrorLabel else { return CGRect(x: x, y: 0, width: rect.width - 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: x, y: floor(textY), width: rect.size.width - 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 !lblFloatPlaceholder.text!.isEmptyStr else { return insetRectForEmptyBounds(rect: rect) }
+        
+        if floatingDisplayStatus == .never {
             return insetRectForEmptyBounds(rect: rect)
         }else{
-            let topInset = (paddingYFloatLabel * 2) + lblFloatPlaceholder.bounds.size.height
-            let textY = (rect.height / 2.0) - (ceil(font!.lineHeight) / 2.0) - 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 { textY = topInset }
+                
+                return CGRect(x: x, y: ceil(textY), width: rect.size.width - paddingX, height: rect.height)
+            }
         }
     }
     
     @objc fileprivate func textFieldTextChanged(){
-        guard showError else { return }
-        showError = false
+        guard hideErrorWhenEditing && showErrorLabel else { return }
+        showErrorLabel = false
     }
     
     override public var intrinsicContentSize: CGSize{
@@ -268,15 +312,15 @@ public class DTTextField: UITextField {
         
         let textFieldIntrinsicContentSize = super.intrinsicContentSize
         
-        lblFloatPlaceholder.sizeToFit()
         lblError.sizeToFit()
         
-        if showError {
+        if showErrorLabel {
+            lblFloatPlaceholder.sizeToFit()
             return CGSize(width: textFieldIntrinsicContentSize.width,
-                          height: textFieldIntrinsicContentSize.height + (paddingYFloatLabel * 3) + paddingYErrorLabel + lblFloatPlaceholder.bounds.size.height + lblError.bounds.size.height)
+                          height: textFieldIntrinsicContentSize.height + paddingYFloatLabel + paddingYErrorLabel + lblFloatPlaceholder.bounds.size.height + lblError.bounds.size.height + paddingHeight)
         }else{
             return CGSize(width: textFieldIntrinsicContentSize.width,
-                          height: textFieldIntrinsicContentSize.height + (paddingYFloatLabel * 3) + lblFloatPlaceholder.bounds.size.height)
+                          height: textFieldIntrinsicContentSize.height + paddingYFloatLabel + lblFloatPlaceholder.bounds.size.height + paddingHeight)
         }
     }
     
@@ -290,53 +334,66 @@ 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)
+        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)
+        
+        lblFloatPlaceholder.frame = CGRect(x: x, y: lblFloatPlaceholder.frame.origin.y,
+                                           width: floatingLabelSize.width,
+                                           height: floatingLabelSize.height)
+        
         lblFloatPlaceholder.textColor = isFirstResponder ? floatPlaceholderActiveColor : floatPlaceholderColor
         
-        if let enteredText = text,!enteredText.isEmptyStr{
-            showFloatingLabel()
-        }else{
-            hideFlotingLabel()
+        switch floatingDisplayStatus {
+        case .never:
+            hideFlotingLabel(isFirstResponder)
+        case .always:
+            showFloatingLabel(isFirstResponder)
+        default:
+            if let enteredText = text,!enteredText.isEmptyStr{
+                showFloatingLabel(isFirstResponder)
+            }else{
+                hideFlotingLabel(isFirstResponder)
+            }
         }
     }
 }

Example/.gitignore

@@ -1,3 +1,3 @@
-/DTTextField.xcworkspace/
 /Pods/
 *.lock
+/DTTextField.xcworkspace/

Example/DTTextField.xcodeproj/project.pbxproj

@@ -0,0 +1,579 @@
+// !$*UTF8*$!
+{
+	archiveVersion = 1;
+	classes = {
+	};
+	objectVersion = 46;
+	objects = {
+
+/* Begin PBXBuildFile section */
+		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 */; };
+/* End PBXBuildFile section */
+
+/* Begin PBXContainerItemProxy section */
+		607FACE61AFB9204008FA782 /* PBXContainerItemProxy */ = {
+			isa = PBXContainerItemProxy;
+			containerPortal = 607FACC81AFB9204008FA782 /* Project object */;
+			proxyType = 1;
+			remoteGlobalIDString = 607FACCF1AFB9204008FA782;
+			remoteInfo = DTTextField;
+		};
+/* 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>"; };
+		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>"; };
+		607FACD71AFB9204008FA782 /* ViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ViewController.swift; sourceTree = "<group>"; };
+		607FACDA1AFB9204008FA782 /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; name = Base; path = Base.lproj/Main.storyboard; sourceTree = "<group>"; };
+		607FACDC1AFB9204008FA782 /* Images.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Images.xcassets; sourceTree = "<group>"; };
+		607FACDF1AFB9204008FA782 /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.xib; name = Base; path = Base.lproj/LaunchScreen.xib; sourceTree = "<group>"; };
+		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; };
+/* End PBXFileReference section */
+
+/* Begin PBXFrameworksBuildPhase section */
+		607FACCD1AFB9204008FA782 /* Frameworks */ = {
+			isa = PBXFrameworksBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				7CBDD22C174BE4A9D62F0838 /* Pods_DTTextField_Example.framework in Frameworks */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+		607FACE21AFB9204008FA782 /* Frameworks */ = {
+			isa = PBXFrameworksBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				F3B670DD4D60B75D53BF34AB /* Pods_DTTextField_Tests.framework in Frameworks */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* 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>";
+		};
+		607FACD11AFB9204008FA782 /* Products */ = {
+			isa = PBXGroup;
+			children = (
+				607FACD01AFB9204008FA782 /* DTTextField_Example.app */,
+				607FACE51AFB9204008FA782 /* DTTextField_Tests.xctest */,
+			);
+			name = Products;
+			sourceTree = "<group>";
+		};
+		607FACD21AFB9204008FA782 /* Example for DTTextField */ = {
+			isa = PBXGroup;
+			children = (
+				607FACD51AFB9204008FA782 /* AppDelegate.swift */,
+				607FACD71AFB9204008FA782 /* ViewController.swift */,
+				607FACD91AFB9204008FA782 /* Main.storyboard */,
+				607FACDC1AFB9204008FA782 /* Images.xcassets */,
+				607FACDE1AFB9204008FA782 /* LaunchScreen.xib */,
+				607FACD31AFB9204008FA782 /* Supporting Files */,
+			);
+			name = "Example for DTTextField";
+			path = DTTextField;
+			sourceTree = "<group>";
+		};
+		607FACD31AFB9204008FA782 /* Supporting Files */ = {
+			isa = PBXGroup;
+			children = (
+				607FACD41AFB9204008FA782 /* Info.plist */,
+			);
+			name = "Supporting Files";
+			sourceTree = "<group>";
+		};
+		607FACE81AFB9204008FA782 /* Tests */ = {
+			isa = PBXGroup;
+			children = (
+				607FACEB1AFB9204008FA782 /* Tests.swift */,
+				607FACE91AFB9204008FA782 /* Supporting Files */,
+			);
+			path = Tests;
+			sourceTree = "<group>";
+		};
+		607FACE91AFB9204008FA782 /* Supporting Files */ = {
+			isa = PBXGroup;
+			children = (
+				607FACEA1AFB9204008FA782 /* Info.plist */,
+			);
+			name = "Supporting Files";
+			sourceTree = "<group>";
+		};
+/* End PBXGroup section */
+
+/* Begin PBXNativeTarget section */
+		607FACCF1AFB9204008FA782 /* DTTextField_Example */ = {
+			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 = (
+			);
+			dependencies = (
+			);
+			name = DTTextField_Example;
+			productName = DTTextField;
+			productReference = 607FACD01AFB9204008FA782 /* DTTextField_Example.app */;
+			productType = "com.apple.product-type.application";
+		};
+		607FACE41AFB9204008FA782 /* DTTextField_Tests */ = {
+			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 = (
+			);
+			dependencies = (
+				607FACE71AFB9204008FA782 /* PBXTargetDependency */,
+			);
+			name = DTTextField_Tests;
+			productName = Tests;
+			productReference = 607FACE51AFB9204008FA782 /* DTTextField_Tests.xctest */;
+			productType = "com.apple.product-type.bundle.unit-test";
+		};
+/* End PBXNativeTarget section */
+
+/* Begin PBXProject section */
+		607FACC81AFB9204008FA782 /* Project object */ = {
+			isa = PBXProject;
+			attributes = {
+				LastSwiftUpdateCheck = 0720;
+				LastUpgradeCheck = 0820;
+				ORGANIZATIONNAME = CocoaPods;
+				TargetAttributes = {
+					607FACCF1AFB9204008FA782 = {
+						CreatedOnToolsVersion = 6.3.1;
+						LastSwiftMigration = 0820;
+					};
+					607FACE41AFB9204008FA782 = {
+						CreatedOnToolsVersion = 6.3.1;
+						LastSwiftMigration = 0820;
+						TestTargetID = 607FACCF1AFB9204008FA782;
+					};
+				};
+			};
+			buildConfigurationList = 607FACCB1AFB9204008FA782 /* Build configuration list for PBXProject "DTTextField" */;
+			compatibilityVersion = "Xcode 3.2";
+			developmentRegion = English;
+			hasScannedForEncodings = 0;
+			knownRegions = (
+				en,
+				Base,
+			);
+			mainGroup = 607FACC71AFB9204008FA782;
+			productRefGroup = 607FACD11AFB9204008FA782 /* Products */;
+			projectDirPath = "";
+			projectRoot = "";
+			targets = (
+				607FACCF1AFB9204008FA782 /* DTTextField_Example */,
+				607FACE41AFB9204008FA782 /* DTTextField_Tests */,
+			);
+		};
+/* End PBXProject section */
+
+/* Begin PBXResourcesBuildPhase section */
+		607FACCE1AFB9204008FA782 /* Resources */ = {
+			isa = PBXResourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				607FACDB1AFB9204008FA782 /* Main.storyboard in Resources */,
+				607FACE01AFB9204008FA782 /* LaunchScreen.xib in Resources */,
+				607FACDD1AFB9204008FA782 /* Images.xcassets in Resources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+		607FACE31AFB9204008FA782 /* Resources */ = {
+			isa = PBXResourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* End PBXResourcesBuildPhase section */
+
+/* Begin PBXShellScriptBuildPhase section */
+		11408D7F6D7029447C5C8ADF /* [CP] Copy Pods Resources */ = {
+			isa = PBXShellScriptBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputPaths = (
+			);
+			name = "[CP] Copy Pods Resources";
+			outputPaths = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "\"${SRCROOT}/Pods/Target Support Files/Pods-DTTextField_Example/Pods-DTTextField_Example-resources.sh\"\n";
+			showEnvVarsInLog = 0;
+		};
+		2A1C3BCADED2085C775AC86D /* [CP] Copy Pods Resources */ = {
+			isa = PBXShellScriptBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputPaths = (
+			);
+			name = "[CP] Copy Pods Resources";
+			outputPaths = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "\"${SRCROOT}/Pods/Target Support Files/Pods-DTTextField_Tests/Pods-DTTextField_Tests-resources.sh\"\n";
+			showEnvVarsInLog = 0;
+		};
+		30328B87BF196F8639A96E90 /* [CP] Check Pods Manifest.lock */ = {
+			isa = PBXShellScriptBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputPaths = (
+			);
+			name = "[CP] Check Pods Manifest.lock";
+			outputPaths = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "diff \"${PODS_ROOT}/../Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [ $? != 0 ] ; then\n    # print error to STDERR\n    echo \"error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\" >&2\n    exit 1\nfi\n";
+			showEnvVarsInLog = 0;
+		};
+		8D9A9A1AA162783013888FFF /* [CP] Check Pods Manifest.lock */ = {
+			isa = PBXShellScriptBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputPaths = (
+			);
+			name = "[CP] Check Pods Manifest.lock";
+			outputPaths = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "diff \"${PODS_ROOT}/../Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [ $? != 0 ] ; then\n    # print error to STDERR\n    echo \"error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\" >&2\n    exit 1\nfi\n";
+			showEnvVarsInLog = 0;
+		};
+		E8431CE4674170545D9AD7F5 /* [CP] Embed Pods Frameworks */ = {
+			isa = PBXShellScriptBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputPaths = (
+			);
+			name = "[CP] Embed Pods Frameworks";
+			outputPaths = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "\"${SRCROOT}/Pods/Target Support Files/Pods-DTTextField_Tests/Pods-DTTextField_Tests-frameworks.sh\"\n";
+			showEnvVarsInLog = 0;
+		};
+		EEDC89F8840910979DA52450 /* [CP] Embed Pods Frameworks */ = {
+			isa = PBXShellScriptBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputPaths = (
+			);
+			name = "[CP] Embed Pods Frameworks";
+			outputPaths = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "\"${SRCROOT}/Pods/Target Support Files/Pods-DTTextField_Example/Pods-DTTextField_Example-frameworks.sh\"\n";
+			showEnvVarsInLog = 0;
+		};
+/* End PBXShellScriptBuildPhase section */
+
+/* Begin PBXSourcesBuildPhase section */
+		607FACCC1AFB9204008FA782 /* Sources */ = {
+			isa = PBXSourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				607FACD81AFB9204008FA782 /* ViewController.swift in Sources */,
+				607FACD61AFB9204008FA782 /* AppDelegate.swift in Sources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+		607FACE11AFB9204008FA782 /* Sources */ = {
+			isa = PBXSourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				607FACEC1AFB9204008FA782 /* Tests.swift in Sources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* End PBXSourcesBuildPhase section */
+
+/* Begin PBXTargetDependency section */
+		607FACE71AFB9204008FA782 /* PBXTargetDependency */ = {
+			isa = PBXTargetDependency;
+			target = 607FACCF1AFB9204008FA782 /* DTTextField_Example */;
+			targetProxy = 607FACE61AFB9204008FA782 /* PBXContainerItemProxy */;
+		};
+/* End PBXTargetDependency section */
+
+/* Begin PBXVariantGroup section */
+		607FACD91AFB9204008FA782 /* Main.storyboard */ = {
+			isa = PBXVariantGroup;
+			children = (
+				607FACDA1AFB9204008FA782 /* Base */,
+			);
+			name = Main.storyboard;
+			sourceTree = "<group>";
+		};
+		607FACDE1AFB9204008FA782 /* LaunchScreen.xib */ = {
+			isa = PBXVariantGroup;
+			children = (
+				607FACDF1AFB9204008FA782 /* Base */,
+			);
+			name = LaunchScreen.xib;
+			sourceTree = "<group>";
+		};
+/* End PBXVariantGroup section */
+
+/* Begin XCBuildConfiguration section */
+		607FACED1AFB9204008FA782 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
+				CLANG_CXX_LIBRARY = "libc++";
+				CLANG_ENABLE_MODULES = YES;
+				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
+				CLANG_WARN_EMPTY_BODY = YES;
+				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
+				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
+				CLANG_WARN_UNREACHABLE_CODE = YES;
+				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
+				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
+				COPY_PHASE_STRIP = NO;
+				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
+				ENABLE_STRICT_OBJC_MSGSEND = YES;
+				ENABLE_TESTABILITY = YES;
+				GCC_C_LANGUAGE_STANDARD = gnu99;
+				GCC_DYNAMIC_NO_PIC = NO;
+				GCC_NO_COMMON_BLOCKS = YES;
+				GCC_OPTIMIZATION_LEVEL = 0;
+				GCC_PREPROCESSOR_DEFINITIONS = (
+					"DEBUG=1",
+					"$(inherited)",
+				);
+				GCC_SYMBOLS_PRIVATE_EXTERN = NO;
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
+				GCC_WARN_UNDECLARED_SELECTOR = YES;
+				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
+				GCC_WARN_UNUSED_FUNCTION = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
+				MTL_ENABLE_DEBUG_INFO = YES;
+				ONLY_ACTIVE_ARCH = YES;
+				SDKROOT = iphoneos;
+				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
+			};
+			name = Debug;
+		};
+		607FACEE1AFB9204008FA782 /* Release */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
+				CLANG_CXX_LIBRARY = "libc++";
+				CLANG_ENABLE_MODULES = YES;
+				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
+				CLANG_WARN_EMPTY_BODY = YES;
+				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INFINITE_RECURSION = YES;
+				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_SUSPICIOUS_MOVE = YES;
+				CLANG_WARN_UNREACHABLE_CODE = YES;
+				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
+				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
+				COPY_PHASE_STRIP = NO;
+				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
+				ENABLE_NS_ASSERTIONS = NO;
+				ENABLE_STRICT_OBJC_MSGSEND = YES;
+				GCC_C_LANGUAGE_STANDARD = gnu99;
+				GCC_NO_COMMON_BLOCKS = YES;
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
+				GCC_WARN_UNDECLARED_SELECTOR = YES;
+				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
+				GCC_WARN_UNUSED_FUNCTION = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
+				MTL_ENABLE_DEBUG_INFO = NO;
+				SDKROOT = iphoneos;
+				SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
+				VALIDATE_PRODUCT = YES;
+			};
+			name = Release;
+		};
+		607FACF01AFB9204008FA782 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			baseConfigurationReference = 060B7103A3E600F8B2BD7D22 /* Pods-DTTextField_Example.debug.xcconfig */;
+			buildSettings = {
+				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				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_NAME = "$(TARGET_NAME)";
+				SWIFT_VERSION = 3.0;
+			};
+			name = Debug;
+		};
+		607FACF11AFB9204008FA782 /* Release */ = {
+			isa = XCBuildConfiguration;
+			baseConfigurationReference = 5B7FD7AC92A60AFDB02B68F9 /* Pods-DTTextField_Example.release.xcconfig */;
+			buildSettings = {
+				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				INFOPLIST_FILE = DTTextField/Info.plist;
+				IPHONEOS_DEPLOYMENT_TARGET = 9.0;
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
+				MODULE_NAME = ExampleApp;
+				PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.demo.$(PRODUCT_NAME:rfc1034identifier)";
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SWIFT_VERSION = 3.0;
+			};
+			name = Release;
+		};
+		607FACF31AFB9204008FA782 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			baseConfigurationReference = 9DCF83E02A68CA6BD5E2E2CF /* Pods-DTTextField_Tests.debug.xcconfig */;
+			buildSettings = {
+				FRAMEWORK_SEARCH_PATHS = (
+					"$(SDKROOT)/Developer/Library/Frameworks",
+					"$(inherited)",
+				);
+				GCC_PREPROCESSOR_DEFINITIONS = (
+					"DEBUG=1",
+					"$(inherited)",
+				);
+				INFOPLIST_FILE = Tests/Info.plist;
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
+				PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.$(PRODUCT_NAME:rfc1034identifier)";
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SWIFT_VERSION = 3.0;
+			};
+			name = Debug;
+		};
+		607FACF41AFB9204008FA782 /* Release */ = {
+			isa = XCBuildConfiguration;
+			baseConfigurationReference = 2C22D21F3A2AE3ADC3442B4C /* Pods-DTTextField_Tests.release.xcconfig */;
+			buildSettings = {
+				FRAMEWORK_SEARCH_PATHS = (
+					"$(SDKROOT)/Developer/Library/Frameworks",
+					"$(inherited)",
+				);
+				INFOPLIST_FILE = Tests/Info.plist;
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
+				PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.$(PRODUCT_NAME:rfc1034identifier)";
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				SWIFT_VERSION = 3.0;
+			};
+			name = Release;
+		};
+/* End XCBuildConfiguration section */
+
+/* Begin XCConfigurationList section */
+		607FACCB1AFB9204008FA782 /* Build configuration list for PBXProject "DTTextField" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				607FACED1AFB9204008FA782 /* Debug */,
+				607FACEE1AFB9204008FA782 /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+		607FACEF1AFB9204008FA782 /* Build configuration list for PBXNativeTarget "DTTextField_Example" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				607FACF01AFB9204008FA782 /* Debug */,
+				607FACF11AFB9204008FA782 /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+		607FACF21AFB9204008FA782 /* Build configuration list for PBXNativeTarget "DTTextField_Tests" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				607FACF31AFB9204008FA782 /* Debug */,
+				607FACF41AFB9204008FA782 /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+/* End XCConfigurationList section */
+	};
+	rootObject = 607FACC81AFB9204008FA782 /* Project object */;
+}

Example/DTTextField/Base.lproj/Main.storyboard

@@ -4,7 +4,6 @@
         <adaptation id="fullscreen"/>
     </device>
     <dependencies>
-        <deployment identifier="iOS"/>
         <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="11757"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
@@ -108,6 +107,7 @@
                     </view>
                     <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="txtFirstName" destination="LZk-sC-XSt" id="gxg-Mj-Ljm"/>

Example/DTTextField/ViewController.swift

@@ -11,6 +11,7 @@ import DTTextField
 
 class ViewController: UIViewController {
 
+    @IBOutlet weak var scrollView: UIScrollView!
     @IBOutlet weak var txtFirstName: DTTextField!
     @IBOutlet weak var txtLastName: DTTextField!
     @IBOutlet weak var txtEmail: DTTextField!
@@ -27,16 +28,23 @@ class ViewController: UIViewController {
     override func viewDidLoad() {
         super.viewDidLoad()
         
-        title                           = "Registration"
-        txtFirstName.errorMessage       = firstNameMessage
-        txtLastName.errorMessage        = lastNameMessage
-        txtEmail.errorMessage           = emailMessage
-        txtPassword.errorMessage        = passwordMessage
-        txtConfirmPassword.errorMessage = confirmPasswordMessage
-        
+        title = "Registration"
         // 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)
+    }
+    
+    override func viewWillDisappear(_ animated: Bool) {
+        super.viewWillDisappear(animated)
+        NotificationCenter.default.removeObserver(self, name: .UIKeyboardWillShow, object: nil)
+        NotificationCenter.default.removeObserver(self, name: .UIKeyboardWillHide, object: nil)
+    }
+    
     override func didReceiveMemoryWarning() {
         super.didReceiveMemoryWarning()
         // Dispose of any resources that can be recreated.
@@ -67,38 +75,44 @@ class ViewController: UIViewController {
 // 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)
+    }
+    
+    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/Podfile

@@ -1,7 +1,7 @@
 use_frameworks!
 
 target 'DTTextField_Example' do
-  pod 'DTTextField', :path => '../'
+  pod 'DTTextField'
 
   target 'DTTextField_Tests' do
     inherit! :search_paths

README.md

@@ -1,16 +1,28 @@
 # DTTextField
 
-![Version](https://img.shields.io/badge/Version-0.1.0-green.svg)
-![License](https://img.shields.io/github/license/mashape/apistatus.svg)
-![Platform](https://img.shields.io/badge/Swift-3.0-orange.svg)
+[![Version](https://img.shields.io/badge/Pod-V0.2.3-green.svg)](https://github.com/iDhaval/DTTextField/releases/tag/0.2.3)
+[![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_3.0-orange.svg)](https://developer.apple.com/library/content/documentation/Swift/Conceptual/Swift_Programming_Language/)
 ![Xcode](https://img.shields.io/badge/Xcode-8.0-blue.svg)
 
+![Demo](https://github.com/iDhaval/DTTextField/blob/master/DTTextField.gif?raw=true)
+
+## Introduction
+
+DTTextField is a UITextField library with floating placeholder and error label.
+
+Floating placeholder inspired from [JVFloatLabeledTextField](https://github.com/jverdi/JVFloatLabeledTextField) :+1:.
+
 ## Example
 
 To run the example project, clone the repo, and run `pod install` from the Example directory first.
 
 ## Requirements
 
+* Xcode 8.0
+* Swift 3.0
+
 ## Installation
 
 DTTextField is available through [CocoaPods](http://cocoapods.org). To install
@@ -20,10 +32,50 @@ it, simply add the following line to your Podfile:
 pod 'DTTextField'
 ```
 
+## Usage
+
+1. Open a storyboard or Xib file.  
+2. Drag and drop a `UITextField` to a ViewController.  
+3. In Identity Inspector, replace the class from `UITextField` to `DTTextField` and the module to `DTTextField`.  
+
+## Properties
+
+| Property name | Type | Remark |
+| ------------- |------------- | ----- |
+| errorMessage | String | Add your error message to this property|
+| errorFont | UIFont | Change font of error text |
+| 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 |
+| borderColor | UIColor | Change border color of DTTextField |
+| canShowBorder | Bool | Toggle border of DTTextField |
+
+## Methods
+
+| Method Name | Remark |
+| ------------|--------|
+| showError | to show error message |
+| hideError | to hide error message |
+
+## TODO
+* Add inbuilt validation
+
 ## Author
 
-Dhaval Thanki
+Dhaval Thanki :sunglasses:
 
 ## License
 
-DTTextField is available under the MIT license. See the LICENSE file for more info.
+```DTTextField``` is available under the MIT license. See the [LICENSE](https://github.com/iDhaval/DTTextField/blob/master/LICENSE) file for more info.