确认按钮文字颜色与导航栏标题一致

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

LearnEnglish/LearnEnglish/Views/QuizViewController.swift

@@ -234,6 +234,9 @@ final class QuizViewController: UIViewController {
                 nextButton.isEnabled = false
                 nextButton.isHidden = false
             }
+            spellingView.onSubmit = { [weak self] in
+                self?.primaryButtonTapped()
+            }
             spellingView.activate()
         } else if isDictation {
             dictationView.reset()

LearnEnglish/LearnEnglish/Views/SpellingInputView.swift

@@ -2,6 +2,7 @@ import UIKit
 
 final class SpellingInputView: UIView, UITextFieldDelegate {
     var onChange: (() -> Void)?
+    var onSubmit: (() -> Void)?
 
     private let hiddenField = UITextField()
     private let stack = UIStackView()
@@ -56,6 +57,33 @@ final class SpellingInputView: UIView, UITextFieldDelegate {
         hiddenField.frame = .zero
         addSubview(hiddenField)
 
+        let accessory = UIView()
+        accessory.frame = CGRect(x: 0, y: 0, width: UIScreen.main.bounds.width, height: 52)
+        accessory.backgroundColor = .clear
+
+        var glassConfig = UIButton.Configuration.glass()
+        glassConfig.title = "确认"
+        glassConfig.cornerStyle = .fixed
+        glassConfig.baseForegroundColor = .label
+        glassConfig.titleTextAttributesTransformer = UIConfigurationTextAttributesTransformer { incoming in
+            var outgoing = incoming
+            outgoing.font = .systemFont(ofSize: 16, weight: .semibold)
+            return outgoing
+        }
+        let glassButton = UIButton(configuration: glassConfig)
+        glassButton.addAction(UIAction { [weak self] _ in
+            self?.onSubmit?()
+        }, for: .touchUpInside)
+        glassButton.translatesAutoresizingMaskIntoConstraints = false
+        accessory.addSubview(glassButton)
+        NSLayoutConstraint.activate([
+            glassButton.trailingAnchor.constraint(equalTo: accessory.trailingAnchor, constant: -15),
+            glassButton.centerYAnchor.constraint(equalTo: accessory.centerYAnchor),
+            glassButton.widthAnchor.constraint(equalToConstant: 60),
+            glassButton.heightAnchor.constraint(equalToConstant: 44)
+        ])
+        hiddenField.inputAccessoryView = accessory
+
         addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(reactivate)))
     }