#include #include #include using namespace tt::app; class HelloWorldApp : public App { void onShow(AppContext& context, lv_obj_t* parent) override { lv_obj_t* toolbar = tt::lvgl::toolbar_create(parent, context); lv_obj_align(toolbar, LV_ALIGN_TOP_MID, 0, 0); lv_obj_t* label = lv_label_create(parent); lv_label_set_text(label, "Hello, world!"); lv_obj_align(label, LV_ALIGN_CENTER, 0, 0); } }; extern const AppManifest hello_world_app = { .appId = "HelloWorld", .appName = "Hello World", .createApp = create };