adw: prepare files for extraction

2 files changed, 72 insertions, 0 deletions

diff --git a/adw/include/adwaitamm/helpers/gobj_mixin.hpp b/adw/include/adwaitamm/helpers/gobj_mixin.hpp
new file mode 100644
index 0000000..2a6aa37
--- /dev/null
+++ b/adw/include/adwaitamm/helpers/gobj_mixin.hpp
@@ -0,0 +1,37 @@
+#ifndef LIBADWAITAMM_HELPERS_GOBJ_MIXIN_HPP
+#define LIBADWAITAMM_HELPERS_GOBJ_MIXIN_HPP
+
+#include <glibmm/object.h>
+
+#include <type_traits>
+
+namespace turns::adw::helpers
+{
+
+  template<typename Type, typename AdwType>
+  struct gobj_mixin
+  {
+    template<typename Self>
+    auto gobj(this Self && self) noexcept
+    {
+      using clean_type = std::remove_reference_t<Self>;
+      using gobj_type = std::conditional_t<std::is_const_v<clean_type>, std::add_const_t<Glib::Object>, Glib::Object>;
+      using cast_type = std::conditional_t<std::is_const_v<clean_type>, std::add_const_t<AdwType>, AdwType>;
+
+      return reinterpret_cast<cast_type *>(static_cast<gobj_type &&>(self).gobj());
+    }
+
+    template<typename Self>
+    auto gobj_copy(this Self && self) noexcept -> AdwType *
+    {
+      using clean_type = std::remove_reference_t<Self>;
+      using gobj_type = std::conditional_t<std::is_const_v<clean_type>, std::add_const_t<Glib::Object>, Glib::Object>;
+
+      static_cast<gobj_type &&>(self).reference();
+      return const_cast<AdwType *>(self.gobj());
+    }
+  };
+
+}  // namespace turns::adw::helpers
+
+#endif
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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
\ No newline at end of file