格式化文本框背景浅色固定白色深色使用次级背景

Note/FormatLogViewController.swift

@@ -34,8 +34,12 @@ class FormatLogViewController: UIViewController {
         textView = UITextView()
         textView.translatesAutoresizingMaskIntoConstraints = false
         textView.font = UIFont.systemFont(ofSize: 16)
-        textView.backgroundColor = .systemBackground
+        textView.backgroundColor = UIColor { traitCollection in
+            traitCollection.userInterfaceStyle == .dark ? .secondarySystemBackground : .white
+        }
         textView.layer.cornerRadius = 12
+        textView.layer.borderWidth = 0.5
+        textView.layer.borderColor = UIColor.separator.cgColor
         textView.textContainerInset = UIEdgeInsets(top: 12, left: 12, bottom: 12, right: 12)
         textView.delegate = self
         view.addSubview(textView)

Note/FormatNoteViewController.swift

@@ -34,8 +34,12 @@ class FormatNoteViewController: UIViewController {
     private func setupUI() {
         textView = UITextView()
         textView.translatesAutoresizingMaskIntoConstraints = false
-        textView.backgroundColor = .systemBackground
+        textView.backgroundColor = UIColor { traitCollection in
+            traitCollection.userInterfaceStyle == .dark ? .secondarySystemBackground : .white
+        }
         textView.layer.cornerRadius = 12
+        textView.layer.borderWidth = 0.5
+        textView.layer.borderColor = UIColor.separator.cgColor
         textView.layer.masksToBounds = true
         textView.font = UIFont.preferredFont(forTextStyle: .body)
         textView.textContainerInset = UIEdgeInsets(top: 12, left: 12, bottom: 12, right: 12)