首次提交

2026-08-07 16:21:44 +08:00
parent 396311246c
commit 1e903dfe1e
33 changed files with 5960 additions and 1 deletions
@@ -0,0 +1,33 @@
+#include <structive/property/extensions/presentation.hpp>
+#include <cstdio>
+#include <type_traits>
+#include <cstdlib>
+using namespace structive;
+#define REQUIRE(expression) do { if (!(expression)) { std::fprintf(stderr, "REQUIRE failed: %s:%d: %s\n", __FILE__, __LINE__, #expression); std::abort(); } } while (false)
+struct Device : Property_Object<Device> {
+    int temperature{20};
+    int pressure{100};
+};
+template <>
+struct structive::Type_Descriptor<Device> {
+    static auto get() {
+        return object<Device>(
+            defaults(external_access<External_Access::read>, presentation::group < "Environment" >),
+            field < &Device::temperature > (key < "temperature" >, presentation::label < "Temperature" >, presentation::order < 2 >),
+            field < &Device::pressure > (key < "pressure" >)
+        );
+    }
+};
+int main() {
+    Device device;
+    const auto& temperature = device.schema().property<&Device::temperature>();
+    static_assert(std::remove_cvref_t<decltype(temperature)>::template has_attribute<presentation::Label_Category>);
+    auto temperature_info = presentation::describe < &Device::temperature > (device.schema());
+    auto pressure_info = presentation::describe < &Device::pressure > (device.schema());
+    REQUIRE(temperature_info.label == "Temperature");
+    REQUIRE(temperature_info.order == 2);
+    REQUIRE(temperature_info.has_order);
+    REQUIRE(pressure_info.label == "pressure");
+    REQUIRE(pressure_info.group == "Environment");
+    return 0;
+}