new: use browser to upgrade

lib/core/update.dart

@@ -86,10 +86,25 @@ Future<void> _doUpdate(AppUpdate update, BuildContext context) async {
   }
 
   if (isAndroid) {
+    final useBrowser = await _openUrlUpdate(context);
+    final _ = switch (useBrowser) {
+      1 => await RUpgrade.upgrade(url, fileName: url.split('/').last),
+      2 => await openUrl(url),
+      _ => null,
+    };
+  } else if (isIOS) {
+    await RUpgrade.upgradeFromAppStore('1586449703');
+  } else {
+    await openUrl(url);
+  }
+}
+
+Future<int?> _openUrlUpdate(BuildContext context) async {
   final inAppUpdate = Stores.setting.inAppUpdate;
+  final val = inAppUpdate.fetch();
+  if (val == 0) {
     var remember = true;
-    if (inAppUpdate.fetch() == 0) {
+    final selection = await context.showRoundDialog<int>(
-      final cancel = await context.showRoundDialog(
       title: Text(l10n.attention),
       child: StatefulBuilder(builder: (_, setState) {
         return Column(
@@ -108,13 +123,15 @@ Future<void> _doUpdate(AppUpdate update, BuildContext context) async {
       }),
       actions: [
         TextButton(
-              onPressed: () => context.pop(true), child: Text(l10n.cancel)),
+          onPressed: () => context.pop(0),
+          child: Text(l10n.cancel),
+        ),
         TextButton(
           onPressed: () {
             if (remember) {
               inAppUpdate.put(1);
             }
-              context.pop();
+            context.pop(1);
           },
           child: const Text('App'),
         ),
@@ -123,27 +140,15 @@ Future<void> _doUpdate(AppUpdate update, BuildContext context) async {
             if (remember) {
               inAppUpdate.put(2);
             }
-              context.pop();
+            context.pop(2);
           },
           child: Text(l10n.browser),
         ),
       ],
     );
-      if (cancel != false) {
+    return selection;
-        return;
-      }
-    }
-    if (inAppUpdate.fetch() == 2) {
-      await openUrl(url);
-      return;
-    }
-    final fileName = url.split('/').last;
-    await RUpgrade.upgrade(url, fileName: fileName);
-  } else if (isIOS) {
-    await RUpgrade.upgradeFromAppStore('1586449703');
-  } else {
-    await openUrl(url);
   }
+  return val;
 }
 
 // rmdir Download

lib/view/page/editor.dart

@@ -167,9 +167,7 @@ class _EditorPageState extends State<EditorPage> {
   Widget _buildBody() {
     return SingleChildScrollView(
         child: CodeTheme(
-      data: CodeThemeData(
+      data: CodeThemeData(styles: _codeTheme),
-        styles: _codeTheme,
-      ),
       child: CodeField(
         wrap: Stores.setting.editorSoftWrap.fetch(),
         focusNode: _focusNode,