add empty about menu

src/bedsidemon/about_menu.cpp

@@ -21,4 +21,41 @@ along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 #include "about_menu.hpp"
 
+#include <ruis/widget/label/text.hpp>
+
+using namespace std::string_literals;
+
 using namespace bedsidemon;
+
+namespace m {
+using namespace ruis::make;
+} // namespace m
+
+namespace {
+std::vector<utki::shared_ref<ruis::widget>> make_contents(utki::shared_ref<ruis::context> c)
+{
+	// clang-format off
+	return {
+        m::text(c,
+            {},
+            U"TODO:"s
+        )
+    };
+	// clang-format on
+}
+} // namespace
+
+about_menu::about_menu(utki::shared_ref<ruis::context> context) :
+	ruis::widget(
+		std::move(context),
+		{
+			.dims = {ruis::dim::fill, ruis::dim::fill}
+},
+		{}
+	),
+	menu(
+		this->context, //
+		U"About"s,
+		make_contents(this->context)
+	)
+{}

src/bedsidemon/about_menu.hpp

@@ -21,9 +21,14 @@ along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 #pragma once
 
+#include "menu.hpp"
+
 namespace bedsidemon {
 
-class about_menu
-{};
+class about_menu : public menu
+{
+public:
+	about_menu(utki::shared_ref<ruis::context> context);
+};
 
 } // namespace bedsidemon

src/bedsidemon/application.cpp

@@ -31,6 +31,7 @@ along with this program.  If not, see <https://www.gnu.org/licenses/>.
 #include "spo2/setocare_st_t130_u01.hpp"
 #include "spo2/spo2_parameter_window.hpp"
 
+#include "about_menu.hpp"
 #include "gui.hpp"
 #include "settings_menu.hpp"
 
@@ -121,6 +122,11 @@ application::application(bool window, std::string_view res_path) :
 			app.open_menu(utki::make_shared<settings_menu>(app.gui.context));
 		};
 
+		c.get().get_widget_as<ruis::push_button>("about_button"sv).click_handler = [](ruis::push_button& b) {
+			auto& app = bedsidemon::application::inst();
+			app.open_menu(utki::make_shared<about_menu>(app.gui.context));
+		};
+
 		c.get().get_widget_as<ruis::push_button>("exit_button"sv).click_handler = [](ruis::push_button& b) {
 			auto& app = bedsidemon::application::inst();
 			app.quit();

src/bedsidemon/menu.cpp

@@ -67,7 +67,7 @@ menu::menu(
 						.font_size = style::font_size_menu_title
 					}
 				},
-				U"Settings"s
+				std::move(title)
 			),
 			m::margins(this->context,
 				{