adw: prepare files for extraction

1 files changed, 35 insertions, 0 deletions

diff --git a/adw/include/adwaitamm/helpers/properties.hpp b/adw/include/adwaitamm/helpers/properties.hpp
new file mode 100644
index 0000000..6a7f7aa
--- /dev/null
+++ b/adw/include/adwaitamm/helpers/properties.hpp
@@ -0,0 +1,35 @@
+#ifndef LIBADWAITAMM_HELPERS_PROPERTIES_HPP
+#define LIBADWAITAMM_HELPERS_PROPERTIES_HPP
+
+#include <glibmm/propertyproxy.h>
+#include <glibmm/ustring.h>
+
+#include <type_traits>
+
+namespace turns::adw::helpers
+{
+
+  template<typename ProxiedType, typename ObjectType>
+  struct deduced_property_proxy
+  {
+    using type = Glib::PropertyProxy<ProxiedType>;
+  };
+
+  template<typename ProxiedType, typename ObjectType>
+  struct deduced_property_proxy<ProxiedType, ObjectType const>
+  {
+    using type = Glib::PropertyProxy_ReadOnly<ProxiedType>;
+  };
+
+  template<typename ProxiedType, typename ObjectType>
+  using deduced_property_proxy_t = typename deduced_property_proxy<ProxiedType, ObjectType>::type;
+
+  template<typename ProxiedType, typename ObjectType>
+  auto make_property_proxy(ObjectType && object, char const * property)
+  {
+    return deduced_property_proxy_t<ProxiedType, std::remove_reference_t<ObjectType>>{&object, property};
+  }
+
+}  // namespace turns::adw::helpers
+
+#endif
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