Arrow keys work without Fn outside Text Entry

; . , / are arrows on their own unless the foreground App is editing
text (App::textEntryActive); Fn + those keys are arrows everywhere.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01EhqxQ49eCju4CzKYNjZzwT

src/apps/demo_app.cpp

@@ -11,7 +11,7 @@ const char* const kText =
     "Bienvenue sur roro9stack ! Ce texte teste le retour \xC3\xA0 la ligne automatique et les "
     "accents : \xC3\xA9t\xC3\xA9, \xC3\xA0 bient\xC3\xB4t, gar\xC3\xA7on, No\xC3\xABl, "
     "ma\xC3\xAEtre, o\xC3\xB9.\n\n"
-    "Use Fn+; and Fn+. to scroll, ` to go back. Fn+` always returns to the Launcher.\n\n"
+    "Use ; and . to scroll, ` to go back. Fn+` always returns to the Launcher.\n\n"
     "Unbreakablewordthatislongerthanawholelineofthescreen to test hard breaks.";
 }  // namespace
 

src/apps/demo_app.h

@@ -19,6 +19,7 @@ class DemoApp : public App {
     explicit DemoApp(EventBus& bus) : bus_(bus) {}
     void onEnter() override;
     bool onKey(const KeyEvent& e) override;
+    bool textEntryActive() const override { return page_ == Page::Editor && !dialog_; }
     void draw(Canvas& c) override;
 
    private:

src/apps/settings_app.h

@@ -34,6 +34,7 @@ class SettingsApp : public App {
     void onEnter() override;
     bool onKey(const KeyEvent& e) override;
     void update(uint32_t nowMs) override;
+    bool textEntryActive() const override { return page_ == Page::Text; }
     void draw(Canvas& c) override;
 
    private:

src/apps/setup_app.h

@@ -13,6 +13,9 @@ class SetupApp : public App {
    public:
     SetupApp(Settings& settings, AppManager& apps);
     bool onKey(const KeyEvent& e) override;
+    bool textEntryActive() const override {
+        return wizard_.step() == SetupWizard::Step::LongName || wizard_.step() == SetupWizard::Step::ShortName;
+    }
     void draw(Canvas& c) override;
 
    private: