fix: font issue in md editor and preview; builtin command selector issue.

app/lib/pages/gesture_editor.dart

@@ -605,13 +605,11 @@ Widget _buildCommandCellsEditing(BuildContext context) {
                     ('${LocaleKeys.built_in_commands}.$e').tr(),
                     textScaleFactor: .8,
                   ),
-                  value: ('${LocaleKeys.built_in_commands}.$e').tr(),
+                  value: e,
                 ),
               )
               .toList(),
-          value:
+          value: (builtInCommands.contains(gesture.command) ? gesture.command : builtInCommands.first)!,
-              ('${LocaleKeys.built_in_commands}.${(builtInCommands.contains(gesture.command) ? gesture.command : builtInCommands.first)!}')
-                  .tr(),
           onChanged: (value) => context.read<GesturePropProvider>().setProps(
                 command: value,
                 editMode: true,

app/lib/widgets/dde_markdown_field.dart

@@ -60,6 +60,8 @@ class _DMarkdownFieldState extends State<DMarkdownField> {
                     ? context.watch<SettingsProvider>().activeColor ?? Color(0xff565656)
                     : Color(0xff565656)),
           ),
+          child: DefaultTextStyle(
+            style: context.t.textTheme.bodyText2!,
             child: isPreview
                 ? GestureDetector(
                     onTap: widget.readOnly
@@ -125,6 +127,7 @@ class _DMarkdownFieldState extends State<DMarkdownField> {
                       ActionType.h5: LocaleKeys.md_editor_h5.tr(),
                     },
                   ),
+          ),
         );
       }),
     );

app/lib/widgets/market.dart

@@ -237,6 +237,8 @@ class _MarketWidgetState extends State<MarketWidget> {
                   ),
                   child: Padding(
                     padding: const EdgeInsets.only(left: 8),
+                    child: DefaultTextStyle(
+                      style: context.t.textTheme.bodyText2!,
                       child: MdPreview(
                         text: _schemes.firstWhereOrNull((e) => e.uuid == _selected)?.description ?? '',
                         widgetImage: (imageUrl) => CachedNetworkImage(
@@ -254,6 +256,7 @@ class _MarketWidgetState extends State<MarketWidget> {
                     ),
                   ),
                 ),
+              ),
             ],
           ),
         ),

app/lib/widgets/me.dart

@@ -242,6 +242,8 @@ class _MeWidgetState extends State<MeWidget> {
                     ),
                     child: Padding(
                       padding: const EdgeInsets.only(left: 8),
+                      child: DefaultTextStyle(
+                        style: context.t.textTheme.bodyText2!,
                         child: MdPreview(
                           text: _schemes.firstWhereOrNull((e) => e.uuid == _selected)?.description ?? '',
                           onTapLink: H.launchURL,
@@ -258,6 +260,7 @@ class _MeWidgetState extends State<MeWidget> {
                         ),
                       ),
                     ),
+                  ),
                 )
               ],
             ),