From 40ab0f2ead99a71c1c6c4e3ae5ed31995760df98 Mon Sep 17 00:00:00 2001
From: lollipopkit <lollipopkit@qq.com>
Date: Wed, 20 Mar 2024 19:56:53 -0600
Subject: [PATCH] opt.: code builder

---
 lib/view/page/home/chat.dart |  2 +-
 lib/view/widget/code.dart    | 14 +++++++++++++-
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/lib/view/page/home/chat.dart b/lib/view/page/home/chat.dart
index c85e0fc..fb13aae 100644
--- a/lib/view/page/home/chat.dart
+++ b/lib/view/page/home/chat.dart
@@ -165,7 +165,7 @@ class _ChatPageState extends State<_ChatPage>
       extensionSet: MarkdownUtils.extensionSet,
       onTapLink: MarkdownUtils.onLinkTap,
       shrinkWrap: false,
-      fitContent: false,
+      fitContent: true,
 
       /// User experience is better when this is false.
       selectable: false,
diff --git a/lib/view/widget/code.dart b/lib/view/widget/code.dart
index e1e3fcc..2db8b68 100644
--- a/lib/view/widget/code.dart
+++ b/lib/view/widget/code.dart
@@ -14,6 +14,9 @@ class CodeElementBuilder extends MarkdownElementBuilder {
 
   CodeElementBuilder({this.onCopy, this.isForCapture = false});
 
+  static final _bgPaint = Paint()
+    ..color = const Color.fromARGB(28, 159, 159, 159);
+
   @override
   Widget? visitElementAfter(md.Element element, TextStyle? preferredStyle) {
     // Can't be null
@@ -26,7 +29,16 @@ class CodeElementBuilder extends MarkdownElementBuilder {
 
     final textContent = element.textContent.trim();
     if (language.isEmpty) {
-      return null;
+      return RichText(
+        text: TextSpan(
+          text: textContent,
+          style: _textStyle.copyWith(
+            color: preferredStyle?.color,
+            background: _bgPaint,
+          ),
+        ),
+        softWrap: false,
+      );
     }
 
     // if (language == 'latex') {