Files
suixinkan_uikit/Pods/IQKeyboardManagerSwift/IQKeyboardManagerSwift/Resign/IQKeyboardResignHandler+Internal.swift

106 lines
4.3 KiB
Swift

//
// IQKeyboardResignHandler+Internal.swift
// https://github.com/hackiftekhar/IQKeyboardManager
// Copyright (c) 2013-24 Iftekhar Qurashi.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
import UIKit
import IQKeyboardCore
@available(iOSApplicationExtension, unavailable)
@MainActor
internal extension IQKeyboardResignHandler {
func removeTextInputViewObserver() {
textInputViewObserver.unsubscribe(identifier: "IQKeyboardResignHandler")
}
func addTextInputViewObserver() {
textInputViewObserver.subscribe(identifier: "IQKeyboardResignHandler",
changeHandler: { [weak self] event, textInputView in
guard let self = self else { return }
switch event {
case .beginEditing:
self.resignGesture.isEnabled = self.privateResignOnTouchOutside()
textInputView.window?.addGestureRecognizer(self.resignGesture)
case .endEditing:
textInputView.window?.removeGestureRecognizer(self.resignGesture)
}
})
}
func privateResignOnTouchOutside() -> Bool {
guard let textInputView: any IQTextInputView = textInputViewObserver.textInputView else {
return resignOnTouchOutside
}
switch textInputView.internalResignOnTouchOutsideMode {
case .default:
guard var controller = (textInputView as UIView).iq.viewContainingController() else {
return resignOnTouchOutside
}
// If it is searchBar textField embedded in Navigation Bar
if textInputView is UISearchTextField {
if let navController: UINavigationController = controller as? UINavigationController,
let topController: UIViewController = navController.topViewController,
controller.navigationItem.searchController?.searchBar.searchTextField == textInputView {
controller = topController
}
}
// If viewController is in enabledTouchResignedClasses, then assuming resignOnTouchOutside is enabled.
let isWithEnabledClass: Bool = enabledTouchResignedClasses.contains(where: { controller.isKind(of: $0) })
var isEnabled: Bool = resignOnTouchOutside || isWithEnabledClass
if isEnabled {
// If viewController is in disabledTouchResignedClasses,
// then assuming resignOnTouchOutside is disable.
if disabledTouchResignedClasses.contains(where: { controller.isKind(of: $0) }) {
isEnabled = false
} else {
let classNameString: String = "\(type(of: controller.self))"
// _UIAlertControllerTextFieldViewController
if classNameString.contains("UIAlertController"),
classNameString.hasSuffix("TextFieldViewController") {
isEnabled = false
}
}
}
return isEnabled
case .enabled:
return true
case .disabled:
return false
}
}
}
@available(iOSApplicationExtension, unavailable)
@MainActor
fileprivate extension IQTextInputView {
var internalResignOnTouchOutsideMode: IQEnableMode {
iq.resignOnTouchOutsideMode
}
}