Share bottom bar menus across full-width firmware pages

modules/ui_shared/include/ui/components/air_status_footer.h

@@ -14,5 +14,7 @@ struct Footer
 
 Footer create(lv_obj_t* parent);
 void refresh(Footer& footer);
+// Build the same information on demand inside a bottom-menu Info page.
+void populate_info(lv_obj_t* parent);
 
 } // namespace ui::components::air_status_footer

modules/ui_shared/include/ui/components/bottom_bar.h

@@ -0,0 +1,54 @@
+#pragma once
+
+#include "lvgl.h"
+
+namespace ui::components::bottom_bar
+{
+// A page owns its widgets. These helpers only provide shared taskbar/menu chrome.
+lv_obj_t* create(lv_obj_t* parent);
+lv_obj_t* add_button(lv_obj_t* bar, const char* text, lv_event_cb_t callback = nullptr, void* context = nullptr);
+void style_item(lv_obj_t* item);
+void fit_menu(lv_obj_t* panel, lv_coord_t available_width);
+
+struct MenuOptions
+{
+    bool anchor_toggles = true;
+    bool handle_back = true;
+};
+
+// Reuse the page's existing filter widgets instead of retaining a second set of
+// menu items. The temporary outside-click surface exists only while open.
+class Menu
+{
+  public:
+    using Changed = void (*)(void* context, bool open);
+    void init(lv_obj_t* root, lv_obj_t* anchor, lv_obj_t* content,
+              Changed changed = nullptr, void* context = nullptr, MenuOptions options = {});
+    void reset();
+    void open();
+    void close();
+    void toggle();
+    bool is_open() const { return layer_ != nullptr; }
+    lv_obj_t* button() const { return anchor_; }
+    lv_obj_t* content() const { return content_; }
+    bool in_submenu() const { return parent_content_ != nullptr; }
+    void show_submenu(lv_obj_t* content);
+    bool back();
+
+  private:
+    static void anchor_event(lv_event_t* event);
+    static void outside_event(lv_event_t* event);
+    static void key_event(lv_event_t* event);
+    void present();
+    void prepare_keys(lv_obj_t* object);
+    void park(lv_obj_t* object);
+    lv_obj_t* root_ = nullptr;
+    lv_obj_t* anchor_ = nullptr;
+    lv_obj_t* content_ = nullptr;
+    lv_obj_t* parent_content_ = nullptr;
+    lv_obj_t* layer_ = nullptr;
+    Changed changed_ = nullptr;
+    void* context_ = nullptr;
+    MenuOptions options_{};
+};
+} // namespace ui::components::bottom_bar

modules/ui_shared/include/ui/components/two_pane_nav.h

@@ -1,6 +1,7 @@
 #pragma once
 
 #include "lvgl.h"
+#include "ui/components/bottom_bar.h"
 #include <cstddef>
 #include <cstdint>
 
@@ -47,6 +48,11 @@ struct Adapter
     bool (*handle_list_enter)(void* ctx, lv_obj_t* focused) = nullptr;
     void (*on_column_changed)(void* ctx, FocusColumn column) = nullptr;
 
+    // Optional bottom-menu presentation; business activation stays in Adapter.
+    lv_obj_t* filter_panel = nullptr;
+    lv_obj_t* bottom_bar = nullptr;
+    void (*build_info)(lv_obj_t* parent) = nullptr;
+
     BackPlacement filter_top_back_placement = BackPlacement::Leading;
     BackPlacement list_top_back_placement = BackPlacement::None;
 };
@@ -59,6 +65,10 @@ struct Binding
     lv_indev_t* encoder = nullptr;
     FocusColumn column = FocusColumn::Filter;
     bool bound = false;
+    bottom_bar::Menu menu{};
+    lv_obj_t* menu_bar = nullptr;
+    lv_obj_t* info_button = nullptr;
+    bool owns_menu_bar = false;
 };
 
 void init(Binding* binding, const Adapter& adapter);

modules/ui_shared/include/ui/screens/chat/chat_message_list_components.h

@@ -12,7 +12,6 @@
 #include "chat/domain/chat_types.h"
 #include "chat_message_list_input.h"
 #include "lvgl.h"
-#include "ui/components/air_status_footer.h"
 #include "ui/components/floating_search_box.h"
 #include "ui/widgets/top_bar.h"
 #include <string>
@@ -135,7 +134,6 @@ class ChatMessageListScreen
     lv_group_t* modal_prev_group_ = nullptr;
     chat::ConversationId modal_conv_{};
     ModalButtonContext modal_button_contexts_[5]{};
-    ::ui::components::air_status_footer::Footer air_status_footer_{};
 
     int selected_index_ = -1;
     FilterMode filter_mode_ = FilterMode::Direct;

modules/ui_shared/include/ui/screens/chat/chat_message_list_layout.h

@@ -1,7 +1,6 @@
 #pragma once
 #include "chat/domain/chat_types.h"
 #include "lvgl.h"
-#include "ui/components/air_status_footer.h"
 
 namespace chat::ui::layout
 {
@@ -15,7 +14,6 @@ struct MessageListLayout
     lv_obj_t* direct_btn;
     lv_obj_t* broadcast_btn;
     lv_obj_t* team_btn;
-    ::ui::components::air_status_footer::Footer air_status_footer;
 };
 
 // split content (filter + list)

modules/ui_shared/include/ui/screens/contacts/contacts_page_layout.h

@@ -15,7 +15,6 @@ namespace layout
 
 lv_obj_t* create_root(lv_obj_t* parent);
 lv_obj_t* create_header(lv_obj_t* root, void (*back_callback)(void*), void* user_data);
-void create_footer(lv_obj_t* root);
 
 /**
  * Create the main two-pane content row for the Contacts page.

modules/ui_shared/include/ui/screens/contacts/contacts_state.h

@@ -9,7 +9,6 @@
 #include "chat/domain/peer_browse_entry.h"
 #include "lvgl.h"
 #include "platform/ui/map_search_runtime.h"
-#include "ui/components/air_status_footer.h"
 #include "ui/components/floating_search_box.h"
 #include "ui/widgets/top_bar.h"
 #include <vector>
@@ -51,7 +50,6 @@ struct ContactsPageState
     lv_obj_t* page = nullptr; // Main content row container
 
     ::ui::widgets::TopBar top_bar;
-    ::ui::components::air_status_footer::Footer air_status_footer;
 
     // First column: Filter buttons
     lv_obj_t* filter_panel = nullptr;

modules/ui_shared/include/ui/screens/tracker/tracker_page_layout.h

@@ -15,7 +15,6 @@ lv_obj_t* create_content(lv_obj_t* root);
 lv_obj_t* create_filter_panel(lv_obj_t* content, int width);
 lv_obj_t* create_list_panel(lv_obj_t* content);
 lv_obj_t* create_list_container(lv_obj_t* list_panel);
-lv_obj_t* create_bottom_bar(lv_obj_t* list_panel);
 
 } // namespace layout
 } // namespace ui