Dont add brackets around directory for themes that have icon support

src/activities/home/FileBrowserActivity.cpp

@@ -238,7 +238,11 @@ void FileBrowserActivity::loop() {
 
 std::string getFileName(std::string filename) {
   if (filename.back() == '/') {
-    return "[" + filename.substr(0, filename.length() - 1) + "]";
+    filename = filename.substr(0, filename.length() - 1);
+    if (!UITheme::getInstance().getTheme().showsFileIcons()) {
+      return "[" + filename + "]";
+    }
+    return filename;
   }
   const auto pos = filename.rfind('.');
   return filename.substr(0, pos);

src/components/themes/BaseTheme.h

@@ -141,4 +141,5 @@ class BaseTheme {
   virtual void drawHelpText(const GfxRenderer& renderer, Rect rect, const char* label) const;
   virtual void drawTextField(const GfxRenderer& renderer, Rect rect, const int textWidth) const;
   virtual void drawKeyboardKey(const GfxRenderer& renderer, Rect rect, const char* label, const bool isSelected) const;
+  virtual bool showsFileIcons() const { return false; }
 };

src/components/themes/lyra/LyraTheme.h

@@ -68,4 +68,5 @@ class LyraTheme : public BaseTheme {
   void fillPopupProgress(const GfxRenderer& renderer, const Rect& layout, const int progress) const override;
   void drawTextField(const GfxRenderer& renderer, Rect rect, const int textWidth) const override;
   void drawKeyboardKey(const GfxRenderer& renderer, Rect rect, const char* label, const bool isSelected) const override;
+  bool showsFileIcons() const override { return true; }
 };