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UIAnimatedTextField
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Initial commit

This commit is contained in:
Ivan Zinovyev 2016-12-19 15:26:52 +03:00
parent a7cc24ecfc
commit 2d1557f657
12 changed files with 700 additions and 50 deletions
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2
Example/Tests/Tests.swift
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@ -21,7 +21,7 @@ class Tests: XCTestCase {
func testPerformanceExample() {
// This is an example of a performance test case.
self.measureBlock() {
self.measure() {
// Put the code you want to measure the time of here.
}
}

29
Example/UIAnimatedTextField.xcodeproj/project.pbxproj
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@ -12,10 +12,10 @@
/* End PBXBuildFile section */
/* Begin PBXFileReference section */
12D59B30305289F1A0BAB148 /* UIAnimatedTextField.podspec */ = {isa = PBXFileReference; includeInIndex = 1; name = UIAnimatedTextField.podspec; path = ../UIAnimatedTextField.podspec; sourceTree = "<group>"; };
12D59B30305289F1A0BAB148 /* UIAnimatedTextField.podspec */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text; name = UIAnimatedTextField.podspec; path = ../UIAnimatedTextField.podspec; sourceTree = "<group>"; };
3023902FA98A29EAE27CE743 /* Pods_UIAnimatedTextField_Tests.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Pods_UIAnimatedTextField_Tests.framework; sourceTree = BUILT_PRODUCTS_DIR; };
305D07AC233331112B594740 /* LICENSE */ = {isa = PBXFileReference; includeInIndex = 1; name = LICENSE; path = ../LICENSE; sourceTree = "<group>"; };
3EE19024E4B841DD8F1FEA61 /* README.md */ = {isa = PBXFileReference; includeInIndex = 1; name = README.md; path = ../README.md; sourceTree = "<group>"; };
305D07AC233331112B594740 /* LICENSE */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text; name = LICENSE; path = ../LICENSE; sourceTree = "<group>"; };
3EE19024E4B841DD8F1FEA61 /* README.md */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = net.daringfireball.markdown; name = README.md; path = ../README.md; sourceTree = "<group>"; };
607FACE51AFB9204008FA782 /* UIAnimatedTextField_Tests.xctest */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = UIAnimatedTextField_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>"; };
@ -128,14 +128,12 @@
isa = PBXProject;
attributes = {
LastSwiftUpdateCheck = 0720;
LastUpgradeCheck = 0720;
LastUpgradeCheck = 0820;
ORGANIZATIONNAME = CocoaPods;
TargetAttributes = {
607FACCF1AFB9204008FA782 = {
CreatedOnToolsVersion = 6.3.1;
};
607FACE41AFB9204008FA782 = {
CreatedOnToolsVersion = 6.3.1;
LastSwiftMigration = 0820;
TestTargetID = 607FACCF1AFB9204008FA782;
};
};
@ -241,8 +239,10 @@
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";
@ -286,8 +286,10 @@
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";
@ -306,6 +308,7 @@
IPHONEOS_DEPLOYMENT_TARGET = 8.3;
MTL_ENABLE_DEBUG_INFO = NO;
SDKROOT = iphoneos;
SWIFT_OPTIMIZATION_LEVEL = "-Owholemodule";
VALIDATE_PRODUCT = YES;
};
name = Release;
@ -314,10 +317,7 @@
isa = XCBuildConfiguration;
baseConfigurationReference = 69636E88C8ED72BC27133F83 /* Pods-UIAnimatedTextField_Tests.debug.xcconfig */;
buildSettings = {
FRAMEWORK_SEARCH_PATHS = (
"$(SDKROOT)/Developer/Library/Frameworks",
"$(inherited)",
);
ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
GCC_PREPROCESSOR_DEFINITIONS = (
"DEBUG=1",
"$(inherited)",
@ -326,6 +326,7 @@
LD_RUNPATH_SEARCH_PATHS = "$(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;
};
@ -333,14 +334,12 @@
isa = XCBuildConfiguration;
baseConfigurationReference = 6198DF963C0E86406868C2D9 /* Pods-UIAnimatedTextField_Tests.release.xcconfig */;
buildSettings = {
FRAMEWORK_SEARCH_PATHS = (
"$(SDKROOT)/Developer/Library/Frameworks",
"$(inherited)",
);
ALWAYS_EMBED_SWIFT_STANDARD_LIBRARIES = YES;
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;
};

2
Example/UIAnimatedTextField.xcodeproj/xcshareddata/xcschemes/UIAnimatedTextField-Example.xcscheme
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@ -1,6 +1,6 @@
<?xml version="1.0" encoding="UTF-8"?>
<Scheme
LastUpgradeVersion = "0720"
LastUpgradeVersion = "0820"
version = "1.3">
<BuildAction
parallelizeBuildables = "YES"

39
UIAnimatedTextField.podspec
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@ -1,42 +1,15 @@
#
# Be sure to run `pod lib lint UIAnimatedTextField.podspec' to ensure this is a
# valid spec before submitting.
#
# Any lines starting with a # are optional, but their use is encouraged
# To learn more about a Podspec see http://guides.cocoapods.org/syntax/podspec.html
#
Pod::Spec.new do |s|
s.name = 'UIAnimatedTextField'
s.version = '0.1.0'
s.summary = 'A short description of UIAnimatedTextField.'
# This description is used to generate tags and improve search results.
# * Think: What does it do? Why did you write it? What is the focus?
# * Try to keep it short, snappy and to the point.
# * Write the description between the DESC delimiters below.
# * Finally, don't worry about the indent, CocoaPods strips it!
s.summary = 'UIAnimatedTextField'
s.description = <<-DESC
TODO: Add long description of the pod here.
Animated text field
DESC
s.homepage = 'https://github.com/<GITHUB_USERNAME>/UIAnimatedTextField'
# s.screenshots = 'www.example.com/screenshots_1', 'www.example.com/screenshots_2'
s.homepage = 'https://github.com/iznv/UIAnimatedTextField'
s.license = { :type => 'MIT', :file => 'LICENSE' }
s.author = { 'Ivan Zinovyev' => 'ivan.zinovyev@touchin.ru' }
s.source = { :git => 'https://github.com/<GITHUB_USERNAME>/UIAnimatedTextField.git', :tag => s.version.to_s }
# s.social_media_url = 'https://twitter.com/<TWITTER_USERNAME>'
s.source = { :git => 'https://github.com/iznv/UIAnimatedTextField.git', :tag => s.version.to_s }
s.ios.deployment_target = '8.0'
s.source_files = 'UIAnimatedTextField/Classes/**/*'
# s.resource_bundles = {
# 'UIAnimatedTextField' => ['UIAnimatedTextField/Assets/*.png']
# }
# s.public_header_files = 'Pod/Classes/**/*.h'
# s.frameworks = 'UIKit', 'MapKit'
# s.dependency 'AFNetworking', '~> 2.3'
s.source_files = 'UIAnimatedTextField/Source/**/*'
s.frameworks = 'UIKit'
end

0
UIAnimatedTextField/Assets/.gitkeep
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0
UIAnimatedTextField/Classes/.gitkeep
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0
UIAnimatedTextField/Classes/ReplaceMe.swift
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49
UIAnimatedTextField/Source/EditableTextField.swift Normal file
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@ -0,0 +1,49 @@
//
// EditableTextField.swift
// Pods
//
// Created by Ivan Zinovyev on 12/19/16.
//
//
import Foundation
class EditableTextField: UITextField {
var getType: (() -> TextType?)?
private let menuSelectors = [
#selector(selectAll(_:)),
#selector(select(_:)),
#selector(cut(_:)),
#selector(copy(_:)),
#selector(paste(_:))
]
override func canPerformAction(_ action: Selector, withSender sender: Any?) -> Bool {
guard let type = getType?() else {
return super.canPerformAction(action, withSender: sender)
}
if case .date = type {
if menuSelectors.contains(action) {
return false
}
}
return super.canPerformAction(action, withSender: sender)
}
override func caretRect(for position: UITextPosition) -> CGRect {
guard let type = getType?() else {
return super.caretRect(for: position)
}
if case .date = type {
return CGRect.null
}
return super.caretRect(for: position)
}
}

27
UIAnimatedTextField/Source/String+Extensions.swift Normal file
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@ -0,0 +1,27 @@
//
// String+Extensions.swift
// Pods
//
// Created by Ivan Zinovyev on 12/19/16.
//
//
import Foundation
extension String {
var localized: String {
return NSLocalizedString(self, comment: "")
}
var isMultiline: Bool {
return range(of: "\n") != nil
}
var isValidEmail: Bool {
let emailRegex = "[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,6}"
let emailPredicat = NSPredicate(format: "SELF MATCHES %@", emailRegex)
return emailPredicat.evaluate(with: self)
}
}

46
UIAnimatedTextField/Source/TIDateFormatter.swift Normal file
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@ -0,0 +1,46 @@
//
// TIDateFormatter.swift
// Pods
//
// Created by Ivan Zinovyev on 12/19/16.
//
//
import Foundation
class TIDateFormatter {
fileprivate static let dateLongFormat = "dd/MM/YYYY"
fileprivate static let dateShortFormat = "dd/MM/YY"
fileprivate static let monthDayFormat = "MMMM d"
fileprivate let longDateFormatter = DateFormatter()
fileprivate let shortDateFormatter = DateFormatter()
fileprivate let monthDayDateFormatter = DateFormatter()
private static let shared = TIDateFormatter()
// MARK: Init
private init() {
longDateFormatter.dateFormat = TIDateFormatter.dateLongFormat
shortDateFormatter.dateFormat = TIDateFormatter.dateShortFormat
monthDayDateFormatter.dateFormat = TIDateFormatter.monthDayFormat
}
// MARK: Public functions
static func longDate(from date: Date) -> String {
return shared.longDateFormatter.string(from: date)
}
static func shortDate(from date: Date) -> String {
return shared.shortDateFormatter.string(from: date)
}
/// - Returns: example: "December 2"
static func monthDay(from date: Date) -> String {
return shared.monthDayDateFormatter.string(from: date)
}
}

512
UIAnimatedTextField/Source/UIAnimatedTextField.swift Normal file
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@ -0,0 +1,512 @@
//
// UIAnimatedTextField.swift
// Pods
//
// Created by Ivan Zinovyev on 12/19/16.
//
//
import UIKit
@objc protocol UIAnimatedTextFieldDelegate: class {
@objc optional func animatedTextFieldValueDidChange(_ animatedTextField: UIAnimatedTextField)
@objc optional func animatedTextFieldWillReactForTap()
@objc optional func animatedTextFieldShouldBeginEditing(_ animatedTextField: UIAnimatedTextField) -> Bool
@objc optional func animatedTextFieldDidBeginEditing(_ animatedTextField: UIAnimatedTextField)
@objc optional func animatedTextFieldShouldEndEditing(_ animatedTextField: UIAnimatedTextField) -> Bool
@objc optional func animatedTextFieldDidEndEditing(_ animatedTextField: UIAnimatedTextField)
@objc optional func animatedTextField(_ animatedTextField: UIAnimatedTextField,
shouldChangeCharactersInRange range: NSRange,
replacementString string: String) -> Bool
@objc optional func animatedTextFieldShouldClear(_ animatedTextField: UIAnimatedTextField) -> Bool
@objc optional func animatedTextFieldShouldReturn(_ animatedTextField: UIAnimatedTextField) -> Bool
}
enum AnimatedTextFieldState {
case placeholder
case text
}
enum TextType {
case simple
case password
case url
case tappable(action: (_ animatedTextField: UIAnimatedTextField) -> Void)
case date
}
@IBDesignable
class UIAnimatedTextField: UIView {
// MARK: - Delegate
weak var delegate: UIAnimatedTextFieldDelegate?
// MARK: - UI Properties
private(set) var textField: EditableTextField!
private(set) var placeholderLabel: UILabel!
private(set) var lineView: UIView!
private var disclosureIndicatorImageView: UIImageView!
// MARK: - Properties
var text: String? {
get {
return textField.text
}
set {
textField.text = newValue
delegate?.animatedTextFieldValueDidChange?(self)
layoutSubviews()
}
}
@IBInspectable var placeholder: String? {
get {
return placeholderLabel.text
}
set {
placeholderLabel.text = newValue
}
}
var font: UIFont? {
get {
return placeholderLabel.font
}
set {
textField.font = newValue
placeholderLabel.font = newValue
}
}
var isDisclosureIndicatorVisible: Bool = false {
didSet {
disclosureIndicatorImageView.isHidden = !isDisclosureIndicatorVisible
}
}
@IBInspectable var isLeftTextAlignment: Bool {
get {
return textField.textAlignment == .left
}
set {
let alignment: NSTextAlignment = newValue ? .left : .center
textField.textAlignment = alignment
placeholderLabel.textAlignment = alignment
}
}
var type: TextType = .simple {
didSet {
textField.isSecureTextEntry = false
textField.keyboardType = .default
textField.isUserInteractionEnabled = true
textField.autocorrectionType = .default
textField.autocapitalizationType = .words
textField.inputView = nil
textField.inputAccessoryView = nil
tapAction = nil
isDisclosureIndicatorVisible = false
if let tapGestureRecognizer = tapGestureRecognizer {
removeGestureRecognizer(tapGestureRecognizer)
self.tapGestureRecognizer = nil
}
switch type {
case .password:
textField.isSecureTextEntry = true
textField.autocorrectionType = .no
textField.autocapitalizationType = .none
case .url:
textField.keyboardType = .emailAddress
textField.autocorrectionType = .no
textField.autocapitalizationType = .none
case .tappable(let action):
tapAction = action
textField.isUserInteractionEnabled = false
isDisclosureIndicatorVisible = true
tapGestureRecognizer = UITapGestureRecognizer(target: self, action: #selector(tapGestureRecognizerAction(_:)))
if let tapGestureRecognizer = tapGestureRecognizer {
addGestureRecognizer(tapGestureRecognizer)
}
case .date:
textField.autocorrectionType = .no
textField.autocapitalizationType = .none
textField.inputView = getDateInputView()
textField.inputAccessoryView = getDateInputAccessoryView()
default:
break
}
}
}
var selectedDate: Date?
@IBInspectable var placeholderTopColor: UIColor = UIColor.gray
@IBInspectable var placeholderBottomColor: UIColor = UIColor.gray
@IBInspectable var enteredTextColor: UIColor {
get { return textField.textColor ?? UIColor.black }
set { textField.textColor = newValue }
}
@IBInspectable var lineColor: UIColor {
get { return lineView.backgroundColor ?? UIColor.gray }
set { lineView.backgroundColor = newValue }
}
// MARK: - Private Properties
static let animationDuration: TimeInterval = 0.3
static let disclosureIndicatorWidth = 15.0
private var tapGestureRecognizer: UITapGestureRecognizer?
private var tapAction: ((_ animatedTextField: UIAnimatedTextField) -> Void)?
private var isShownInfo: Bool = false
private var state: AnimatedTextFieldState {
var state: AnimatedTextFieldState = .placeholder
if textField.text?.characters.count ?? 0 > 0 || textField.isFirstResponder {
state = .text
}
return state
}
// MARK: - Initialization
override init(frame: CGRect) {
super.init(frame: frame)
initialization()
}
required init?(coder aDecoder: NSCoder) {
super.init(coder: aDecoder)
initialization()
}
private func initialization() {
textField = EditableTextField()
textField.delegate = self
textField.textAlignment = .center
textField.addTarget(self, action: #selector(textFieldValueDidChange), for: .editingChanged)
textField.getType = { [weak self] in
return self?.type
}
addSubview(textField)
placeholderLabel = UILabel()
placeholderLabel.isUserInteractionEnabled = false
placeholderLabel.textColor = placeholderBottomColor
placeholderLabel.textAlignment = .center
placeholderLabel.adjustsFontSizeToFitWidth = true
placeholderLabel.minimumScaleFactor = 0.5
addSubview(placeholderLabel)
lineView = UIView()
lineView.backgroundColor = placeholderLabel.textColor
addSubview(lineView)
disclosureIndicatorImageView = UIImageView()
disclosureIndicatorImageView.image = UIImage(named: "disclosureIndicator")
disclosureIndicatorImageView.contentMode = .center
disclosureIndicatorImageView.isHidden = true
addSubview(disclosureIndicatorImageView)
layoutSubviews()
}
// MARK: - Layout
private func textFieldFrame() -> CGRect {
var size = bounds.size
var origin = bounds.origin
size.height = 2/3 * size.height
origin.y = 1/3 * bounds.size.height
if isDisclosureIndicatorVisible {
origin.x += CGFloat(UIAnimatedTextField.disclosureIndicatorWidth)
size.width -= CGFloat(UIAnimatedTextField.disclosureIndicatorWidth) * 2
}
let textFieldBounds = CGRect(origin: origin, size: size)
return textFieldBounds
}
private func placeholderLabelFrame(state: AnimatedTextFieldState) -> CGRect {
if state == .placeholder {
return textFieldFrame()
} else {
var size = bounds.size
size.height = 1/3 * size.height
let placeholderLabelBounds = CGRect(origin: bounds.origin, size: size)
return placeholderLabelBounds
}
}
private func disclosureIndicatorFrame() -> CGRect {
let fieldFrame = textFieldFrame()
let frame = CGRect(x: bounds.width - CGFloat(UIAnimatedTextField.disclosureIndicatorWidth),
y: fieldFrame.origin.y,
width: CGFloat(UIAnimatedTextField.disclosureIndicatorWidth),
height: fieldFrame.height)
return frame
}
private func placeholderLabelTransform(state: AnimatedTextFieldState) -> CGAffineTransform {
if state == .placeholder {
return CGAffineTransform.identity
} else {
return CGAffineTransform(scaleX: 0.8, y: 0.8)
}
}
override func layoutSubviews() {
super.layoutSubviews()
textField.frame = textFieldFrame()
if isDisclosureIndicatorVisible {
disclosureIndicatorImageView.frame = disclosureIndicatorFrame()
}
setState(toState: state, duration: 0)
lineView.frame = CGRect(x: 0,
y: bounds.height - UIView.onePixelInPoints * 2,
width: bounds.width,
height: UIView.onePixelInPoints)
}
// MARK: - Animation
func setState(toState state: AnimatedTextFieldState, duration: TimeInterval) {
UIView.animate(
withDuration: duration,
delay: 0,
options: .beginFromCurrentState,
animations: { [weak self] in
guard let strongSelf = self else {
return
}
strongSelf.placeholderLabel.frame = strongSelf.placeholderLabelFrame(state: state)
strongSelf.placeholderLabel.transform = strongSelf.placeholderLabelTransform(state: state)
switch state {
case .placeholder:
strongSelf.placeholderLabel.textColor = strongSelf.placeholderBottomColor
case .text:
strongSelf.placeholderLabel.textColor = strongSelf.placeholderTopColor
}
},
completion: nil)
}
// MARK: - Actions
@objc private func tapGestureRecognizerAction(_ sender: UITapGestureRecognizer) {
delegate?.animatedTextFieldWillReactForTap?()
tapAction?(self)
}
func validateText() -> Bool {
guard let text = textField.text else {
return false
}
switch type {
case .url:
return text.isValidEmail
default:
break
}
return true
}
func showInfo(infoText: String) {
guard !isShownInfo else {
return
}
isShownInfo = true
let currentPlaceholder = placeholder
UIView.transition(with: placeholderLabel,
duration: 0.5,
options: .transitionFlipFromTop,
animations: { [weak self] in
self?.placeholder = infoText
}, completion: nil)
DispatchQueue.main.asyncAfter(deadline: .now() + .seconds(2)) { [weak self] in
guard let placeholderLabel = self?.placeholderLabel else {
return
}
UIView.transition(with: placeholderLabel,
duration: 0.5,
options: .transitionFlipFromBottom,
animations: {
self?.placeholder = currentPlaceholder
}, completion: { [weak self] flag in
self?.isShownInfo = false
})
}
}
// MARK: - Private
private func getDateInputView() -> UIDatePicker {
let currentDate = Date()
let datePicker = UIDatePicker()
datePicker.timeZone = TimeZone(secondsFromGMT: 0)
datePicker.datePickerMode = .date
datePicker.backgroundColor = UIColor.white
datePicker.setDate(currentDate, animated: true)
datePicker.maximumDate = currentDate
datePicker.addTarget(self, action: #selector(datePickerValueChanged(_:)), for: .valueChanged)
return datePicker
}
@objc private func datePickerValueChanged(_ datePicker: UIDatePicker) {
selectedDate = datePicker.date
text = TIDateFormatter.longDate(from: datePicker.date)
}
private func getDateInputAccessoryView() -> UIView {
let toolbar = UIToolbar()
toolbar.frame = CGRect(x: 0, y: 0, width: bounds.width, height: 44)
toolbar.autoresizingMask = [.flexibleWidth]
toolbar.barTintColor = UIColor.white
let spacerItem = UIBarButtonItem(barButtonSystemItem: .flexibleSpace, target: nil, action: nil)
let doneItem = UIBarButtonItem(title: "Done",
style: .done,
target: self,
action: #selector(datePickerDoneAction))
let attributes = [
NSForegroundColorAttributeName: UIColor.black
]
doneItem.setTitleTextAttributes(attributes, for: .normal)
toolbar.items = [spacerItem, doneItem]
return toolbar
}
@objc private func datePickerDoneAction() {
textField.resignFirstResponder()
}
@objc private func textFieldValueDidChange() {
delegate?.animatedTextFieldValueDidChange?(self)
}
}
extension UIAnimatedTextField: UITextFieldDelegate {
func textFieldShouldBeginEditing(_ textField: UITextField) -> Bool {
var result = true
if let delegateResult = delegate?.animatedTextFieldShouldBeginEditing?(self) {
result = delegateResult
}
return result
}
func textFieldDidBeginEditing(_ textField: UITextField) {
if textField.text?.characters.count ?? 0 == 0 {
setState(toState: .text, duration: UIAnimatedTextField.animationDuration)
}
if case .date = type {
if let datePicker = textField.inputView as? UIDatePicker {
textField.text = TIDateFormatter.longDate(from: datePicker.date)
}
}
delegate?.animatedTextFieldDidBeginEditing?(self)
}
func textFieldShouldEndEditing(_ textField: UITextField) -> Bool {
var result = true
if let delegateResult = delegate?.animatedTextFieldShouldEndEditing?(self) {
result = delegateResult
}
return result
}
func textFieldDidEndEditing(_ textField: UITextField) {
if textField.text?.characters.count ?? 0 == 0 {
setState(toState: .placeholder, duration: UIAnimatedTextField.animationDuration)
}
delegate?.animatedTextFieldDidEndEditing?(self)
}
func textField(_ textField: UITextField, shouldChangeCharactersIn range: NSRange,
replacementString string: String) -> Bool {
var result = true
if let delegateResult = delegate?.animatedTextField?(self, shouldChangeCharactersInRange: range,
replacementString: string) {
result = delegateResult
}
if string == " " {
if textField.text?.characters.count ?? 0 == 0 {
result = false
}
switch type {
case .password, .url:
result = false
default:
break
}
}
return result
}
func textFieldShouldClear(_ textField: UITextField) -> Bool {
var result = true
if let delegateResult = delegate?.animatedTextFieldShouldClear?(self) {
result = delegateResult
}
return result
}
func textFieldShouldReturn(_ textField: UITextField) -> Bool {
var result = true
if let delegateResult = delegate?.animatedTextFieldShouldReturn?(self) {
result = delegateResult
}
return result
}
}

44
UIAnimatedTextField/Source/UIView+Extensions.swift Normal file
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@ -0,0 +1,44 @@
//
// UIView+Extensions.swift
// Pods
//
// Created by Ivan Zinovyev on 12/19/16.
//
//
import UIKit
extension UIView {
func addSubviewCentered(view: UIView) {
var viewFrame = view.frame
viewFrame.origin.x = (frame.width - viewFrame.width) / 2
viewFrame.origin.y = (frame.height - viewFrame.height) / 2
view.frame = viewFrame
view.autoresizingMask = [.flexibleLeftMargin, .flexibleTopMargin]
addSubview(view)
}
class var onePixelInPoints: CGFloat {
return 1.0 / UIScreen.main.scale
}
var allSubviews: [UIView] {
let allSubviews = subviews + subviews.flatMap { $0.allSubviews }
return allSubviews
}
func viewFromSelfDescribingNib() -> UIView? {
let bundle = Bundle(for: type(of: self))
let nib = UINib(nibName: String(describing: type(of: self)), bundle: bundle)
guard let view = nib.instantiate(withOwner: self, options: nil).first as? UIView else {
return nil
}
view.frame = bounds
view.autoresizingMask = [.flexibleWidth, .flexibleHeight]
return view
}
}