Extra customization of the text widget container

flutter_highlight/example/lib/main.dart

@@ -92,19 +92,22 @@ class _MyHomePageState extends State<MyHomePage> {
         ],
       ),
       body: Center(
-        child: Column(
-          mainAxisAlignment: MainAxisAlignment.center,
-          children: <Widget>[
-            HighlightView(
-              exampleMap[language],
-              language: language,
-              theme: themeMap[theme],
-              padding: EdgeInsets.all(12),
-              textStyle: TextStyle(
-                  fontFamily:
-                      'SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace'),
-            )
-          ],
+        child: Padding(
+          padding: EdgeInsets.all(5.0),
+          child: HighlightView(
+            exampleMap[language],
+            language: language,
+            theme: themeMap[theme],
+            padding: EdgeInsets.all(5.0),
+            textStyle:
+                TextStyle(fontFamily: 'SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace'),
+            wrapText: false,
+            border: Border.all(
+              color: Colors.black26,
+              width: 3.0,
+            ),
+            borderRadius: BorderRadius.circular(8.0),
+          ),
         ),
       ),
     );

flutter_highlight/lib/flutter_highlight.dart

@@ -27,12 +27,30 @@ class HighlightView extends StatelessWidget {
   /// Specify text styles such as font family and font size
   final TextStyle textStyle;
 
+  /// Text wrapping
+  ///
+  /// Toggle automatic text wrapping
+  final bool wrapText;
+
+  /// Container border
+  ///
+  /// Specify custom border of the container
+  final Border border;
+
+  /// Container border radius
+  ///
+  /// Specify the radius of the border, in case one is set
+  final BorderRadius borderRadius;
+
   HighlightView(
     String input, {
     this.language,
     this.theme = const {},
     this.padding,
     this.textStyle,
+    this.wrapText = true,
+    this.border,
+    this.borderRadius,
     int tabSize = 8, // TODO: https://github.com/flutter/flutter/issues/50087
   }) : source = input.replaceAll('\t', ' ' * tabSize);
 
@@ -79,22 +97,36 @@ class HighlightView extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
+    return Container(
+      padding: padding,
+      decoration: BoxDecoration(
+        color: theme[_rootKey]?.backgroundColor ?? _defaultBackgroundColor,
+        border: border,
+        borderRadius: border == null ? null : borderRadius,
+      ),
+      child: SingleChildScrollView(
+        child: wrapText
+            ? _getTextWidget()
+            : SingleChildScrollView(
+                scrollDirection: Axis.horizontal,
+                child: _getTextWidget(),
+              ),
+      ),
+    );
+  }
+
+  Widget _getTextWidget() {
     var _textStyle = TextStyle(
       fontFamily: _defaultFontFamily,
       color: theme[_rootKey]?.color ?? _defaultFontColor,
     );
     if (textStyle != null) {
       _textStyle = _textStyle.merge(textStyle);
     }
-
-    return Container(
-      color: theme[_rootKey]?.backgroundColor ?? _defaultBackgroundColor,
-      padding: padding,
-      child: RichText(
-        text: TextSpan(
-          style: _textStyle,
-          children: _convert(highlight.parse(source, language: language).nodes),
-        ),
+    return RichText(
+      text: TextSpan(
+        style: _textStyle,
+        children: _convert(highlight.parse(source, language: language).nodes),
       ),
     );
   }