Unify PlatformIO and ESP-IDF around a shared UI/runtime shellRefactor/repo structure (#11)

* Unify PlatformIO and ESP-IDF around a shared UI/runtime shell

modules/ui_shared/src/ui/startup_ui_shell.cpp

@@ -0,0 +1,80 @@
+#include "ui/startup_ui_shell.h"
+
+#include "ui/app_runtime.h"
+#include "ui/menu/menu_layout.h"
+#include "ui/ui_boot.h"
+
+namespace ui::startup_ui_shell
+{
+namespace
+{
+
+bool s_shell_initialized = false;
+
+bool lock_ui(const Hooks& hooks)
+{
+    return hooks.lock_ui ? hooks.lock_ui(hooks.lock_timeout_ms) : true;
+}
+
+void unlock_ui(const Hooks& hooks)
+{
+    if (hooks.unlock_ui)
+    {
+        hooks.unlock_ui();
+    }
+}
+
+} // namespace
+
+bool prepareBootUi(const Hooks& hooks, bool waking_from_sleep)
+{
+    if (waking_from_sleep)
+    {
+        return true;
+    }
+    if (!lock_ui(hooks))
+    {
+        return false;
+    }
+    ui::boot::show();
+    unlock_ui(hooks);
+    return true;
+}
+
+bool initializeMenuSkeleton(const Hooks& hooks)
+{
+    if (s_shell_initialized)
+    {
+        return true;
+    }
+    if (!lock_ui(hooks))
+    {
+        return false;
+    }
+
+    lv_obj_t* active_screen = lv_screen_active();
+    lv_obj_set_style_bg_color(active_screen, lv_color_black(), LV_PART_MAIN);
+    lv_obj_set_style_radius(active_screen, 0, 0);
+
+    ui::menu_layout::InitOptions options{};
+    options.apps = hooks.apps;
+    ui::menu_layout::init(options);
+
+    s_shell_initialized = true;
+    unlock_ui(hooks);
+    return true;
+}
+
+bool finalizeStartup(const Hooks& hooks, bool waking_from_sleep)
+{
+    (void)waking_from_sleep;
+    if (!lock_ui(hooks))
+    {
+        return false;
+    }
+    ui::boot::mark_ready();
+    unlock_ui(hooks);
+    return true;
+}
+
+} // namespace ui::startup_ui_shell