//
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// IQKeyboardManager+Internal.swift
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// https://github.com/hackiftekhar/IQKeyboardManager
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// Copyright (c) 2013-24 Iftekhar Qurashi.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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import UIKit
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@available(iOSApplicationExtension, unavailable)
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internal extension IQKeyboardManager {
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/** Get all UITextField/UITextView siblings of textFieldView. */
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func responderViews() -> [UIView]? {
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guard let textFieldView: UIView = activeConfiguration.textFieldViewInfo?.textFieldView else {
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return nil
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}
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var superConsideredView: UIView?
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// If find any consider responderView in it's upper hierarchy then will get deepResponderView.
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for allowedClass in toolbarPreviousNextAllowedClasses {
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superConsideredView = textFieldView.iq.superviewOf(type: allowedClass)
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if superConsideredView != nil {
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break
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}
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}
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var swiftUIHostingView: UIView?
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let swiftUIHostingViewName: String = "UIHostingView<"
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var superView: UIView? = textFieldView.superview
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while let unwrappedSuperView: UIView = superView {
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let classNameString: String = {
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var name: String = "\(type(of: unwrappedSuperView.self))"
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if name.hasPrefix("_") {
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name.removeFirst()
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}
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return name
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}()
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if classNameString.hasPrefix(swiftUIHostingViewName) {
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swiftUIHostingView = unwrappedSuperView
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break
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}
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superView = unwrappedSuperView.superview
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}
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// (Enhancement ID: #22)
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// If there is a superConsideredView in view's hierarchy,
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// then fetching all it's subview that responds.
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// No sorting for superConsideredView, it's by subView position.
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if let view: UIView = swiftUIHostingView {
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return view.iq.deepResponderViews()
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} else if let view: UIView = superConsideredView {
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return view.iq.deepResponderViews()
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} else { // Otherwise fetching all the siblings
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let textFields: [UIView] = textFieldView.iq.responderSiblings()
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// Sorting textFields according to behavior
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switch toolbarConfiguration.manageBehavior {
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// If autoToolbar behavior is bySubviews, then returning it.
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case .bySubviews: return textFields
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// If autoToolbar behavior is by tag, then sorting it according to tag property.
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case .byTag: return textFields.sortedByTag()
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// If autoToolbar behavior is by tag, then sorting it according to tag property.
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case .byPosition: return textFields.sortedByPosition()
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}
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}
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}
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func privateIsEnabled() -> Bool {
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var isEnabled: Bool = enable
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guard let textFieldViewInfo: IQTextFieldViewInfo = activeConfiguration.textFieldViewInfo else {
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return isEnabled
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}
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let enableMode: IQEnableMode = textFieldViewInfo.textFieldView.iq.enableMode
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if enableMode == .enabled {
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isEnabled = true
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} else if enableMode == .disabled {
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isEnabled = false
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} else if var textFieldViewController = textFieldViewInfo.textFieldView.iq.viewContainingController() {
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// If it is searchBar textField embedded in Navigation Bar
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if textFieldViewInfo.textFieldView.iq.textFieldSearchBar() != nil,
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let navController: UINavigationController = textFieldViewController as? UINavigationController,
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let topController: UIViewController = navController.topViewController {
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textFieldViewController = topController
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}
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// If viewController is kind of enable viewController class, then assuming it's enabled.
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if !isEnabled, enabledDistanceHandlingClasses.contains(where: { textFieldViewController.isKind(of: $0) }) {
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isEnabled = true
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}
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if isEnabled {
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// If viewController is kind of disabled viewController class, then assuming it's disabled.
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if disabledDistanceHandlingClasses.contains(where: { textFieldViewController.isKind(of: $0) }) {
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isEnabled = false
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}
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// Special Controllers
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if isEnabled {
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let classNameString: String = "\(type(of: textFieldViewController.self))"
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// _UIAlertControllerTextFieldViewController
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if classNameString.contains("UIAlertController"),
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classNameString.hasSuffix("TextFieldViewController") {
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isEnabled = false
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}
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}
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}
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}
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return isEnabled
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}
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func privateIsEnableAutoToolbar() -> Bool {
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var isEnabled: Bool = enableAutoToolbar
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guard let textFieldViewInfo: IQTextFieldViewInfo = activeConfiguration.textFieldViewInfo,
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var textFieldViewController = textFieldViewInfo.textFieldView.iq.viewContainingController() else {
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return isEnabled
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}
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// If it is searchBar textField embedded in Navigation Bar
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if textFieldViewInfo.textFieldView.iq.textFieldSearchBar() != nil,
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let navController: UINavigationController = textFieldViewController as? UINavigationController,
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let topController: UIViewController = navController.topViewController {
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textFieldViewController = topController
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}
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if !isEnabled, enabledToolbarClasses.contains(where: { textFieldViewController.isKind(of: $0) }) {
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isEnabled = true
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}
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if isEnabled {
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// If found any toolbar disabled classes then return.
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if disabledToolbarClasses.contains(where: { textFieldViewController.isKind(of: $0) }) {
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isEnabled = false
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}
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// Special Controllers
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if isEnabled {
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let classNameString: String = "\(type(of: textFieldViewController.self))"
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// _UIAlertControllerTextFieldViewController
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if classNameString.contains("UIAlertController"), classNameString.hasSuffix("TextFieldViewController") {
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isEnabled = false
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}
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}
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}
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return isEnabled
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}
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func privateResignOnTouchOutside() -> Bool {
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var isEnabled: Bool = resignOnTouchOutside
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guard let textFieldViewInfo: IQTextFieldViewInfo = activeConfiguration.textFieldViewInfo else {
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return isEnabled
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}
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let enableMode: IQEnableMode = textFieldViewInfo.textFieldView.iq.resignOnTouchOutsideMode
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if enableMode == .enabled {
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isEnabled = true
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} else if enableMode == .disabled {
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isEnabled = false
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} else if var textFieldViewController = textFieldViewInfo.textFieldView.iq.viewContainingController() {
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// If it is searchBar textField embedded in Navigation Bar
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if textFieldViewInfo.textFieldView.iq.textFieldSearchBar() != nil,
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let navController: UINavigationController = textFieldViewController as? UINavigationController,
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let topController: UIViewController = navController.topViewController {
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textFieldViewController = topController
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}
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// If viewController is kind of enable viewController class, then assuming resignOnTouchOutside is enabled.
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if !isEnabled,
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enabledTouchResignedClasses.contains(where: { textFieldViewController.isKind(of: $0) }) {
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isEnabled = true
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}
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if isEnabled {
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// If viewController is kind of disable viewController class,
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// then assuming resignOnTouchOutside is disable.
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if disabledTouchResignedClasses.contains(where: { textFieldViewController.isKind(of: $0) }) {
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isEnabled = false
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}
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// Special Controllers
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if isEnabled {
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let classNameString: String = "\(type(of: textFieldViewController.self))"
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// _UIAlertControllerTextFieldViewController
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if classNameString.contains("UIAlertController"),
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classNameString.hasSuffix("TextFieldViewController") {
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isEnabled = false
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}
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}
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}
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}
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return isEnabled
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}
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}
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