Submenu basis

src/activities/settings/SettingsSubmenuActivity.h

@@ -0,0 +1,30 @@
+#pragma once
+#include <I18n.h>
+
+#include <vector>
+
+#include "activities/Activity.h"
+#include "activities/settings/SettingsActivity.h"
+#include "util/ButtonNavigator.h"
+
+// Displays a flat list of SettingInfo items launched from a SettingsActivity submenu entry.
+// Supports subcategory separators (withSubcategory) exactly as the parent settings tabs do.
+class SettingsSubmenuActivity final : public Activity {
+  StrId titleId;
+  std::vector<SettingInfo> items;
+  int selectedIndex = 0;
+  int itemCount = 0;
+  ButtonNavigator buttonNavigator;
+
+  void toggleItem();
+
+ public:
+  explicit SettingsSubmenuActivity(GfxRenderer& renderer, MappedInputManager& mappedInput, StrId titleId,
+                                   std::vector<SettingInfo> items)
+      : Activity("SettingsSubmenu", renderer, mappedInput), titleId(titleId), items(std::move(items)) {}
+
+  void onEnter() override;
+  void onExit() override;
+  void loop() override;
+  void render(RenderLock&&) override;
+};