From 9893d5408a4a21dbb4151ea11bc124d037f5fe7a Mon Sep 17 00:00:00 2001
From: fish <zhongpengapp@hotmail.com>
Date: Sat, 18 Jul 2026 22:29:06 +0800
Subject: [PATCH] =?UTF-8?q?=E5=88=86=E9=9A=94=E7=BA=BF=E6=94=B9=E4=B8=BA?=
 =?UTF-8?q?=201=20=E7=89=A9=E7=90=86=E5=83=8F=E7=B4=A0=E5=8F=91=E4=B8=9D?=
 =?UTF-8?q?=E7=BA=BF=EF=BC=8C=E4=BF=AE=E5=A4=8D=20UIScreen.main=20?=
 =?UTF-8?q?=E5=BC=83=E7=94=A8=E8=AD=A6=E5=91=8A?=
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Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
---
 .../LearnEnglish/Views/HairlineView.swift     | 23 +++++++++++++++++++
 .../LearnEnglish/Views/QuizResultView.swift   |  5 +---
 .../Views/WordDetailViewController.swift      |  5 +---
 3 files changed, 25 insertions(+), 8 deletions(-)
 create mode 100644 LearnEnglish/LearnEnglish/Views/HairlineView.swift

diff --git a/LearnEnglish/LearnEnglish/Views/HairlineView.swift b/LearnEnglish/LearnEnglish/Views/HairlineView.swift
new file mode 100644
index 0000000..699e37b
--- /dev/null
+++ b/LearnEnglish/LearnEnglish/Views/HairlineView.swift
@@ -0,0 +1,23 @@
+import UIKit
+
+final class HairlineView: UIView {
+    private var heightConstraint: NSLayoutConstraint?
+
+    override init(frame: CGRect) {
+        super.init(frame: frame)
+        backgroundColor = .separator
+        translatesAutoresizingMaskIntoConstraints = false
+        let constraint = heightAnchor.constraint(equalToConstant: 0.5)
+        constraint.isActive = true
+        heightConstraint = constraint
+    }
+
+    @available(*, unavailable)
+    required init?(coder: NSCoder) { fatalError() }
+
+    override func didMoveToWindow() {
+        super.didMoveToWindow()
+        let scale = window?.windowScene?.screen.scale ?? 2
+        heightConstraint?.constant = 1.0 / scale
+    }
+}
diff --git a/LearnEnglish/LearnEnglish/Views/QuizResultView.swift b/LearnEnglish/LearnEnglish/Views/QuizResultView.swift
index a89baa8..22a55e0 100644
--- a/LearnEnglish/LearnEnglish/Views/QuizResultView.swift
+++ b/LearnEnglish/LearnEnglish/Views/QuizResultView.swift
@@ -133,10 +133,7 @@ final class QuizResultView: UIView {
             }, for: .touchUpInside)
             section.addArrangedSubview(button)
 
-            let divider = UIView()
-            divider.backgroundColor = .separator
-            divider.translatesAutoresizingMaskIntoConstraints = false
-            divider.heightAnchor.constraint(equalToConstant: 1.0 / UIScreen.main.scale).isActive = true
+            let divider = HairlineView()
             section.addArrangedSubview(divider)
         }
         return section
diff --git a/LearnEnglish/LearnEnglish/Views/WordDetailViewController.swift b/LearnEnglish/LearnEnglish/Views/WordDetailViewController.swift
index 70c07eb..01ed19b 100644
--- a/LearnEnglish/LearnEnglish/Views/WordDetailViewController.swift
+++ b/LearnEnglish/LearnEnglish/Views/WordDetailViewController.swift
@@ -106,10 +106,7 @@ final class WordDetailViewController: UIViewController {
         meaningLabel.font = .preferredFont(forTextStyle: .title2)
         meaningLabel.numberOfLines = 0
 
-        let divider = UIView()
-        divider.backgroundColor = .separator
-        divider.translatesAutoresizingMaskIntoConstraints = false
-        divider.heightAnchor.constraint(equalToConstant: 1.0 / UIScreen.main.scale).isActive = true
+        let divider = HairlineView()
 
         let exampleTitle = makeCaption("例句")
         let exampleLabel = UILabel()