- Some underlying features for RTTI

- Macro for automatically generating this_t
 - Semantics with static_constructor.h, now FENNEC_PRIVATE_STATIC_CONSTRUCTOR for .cpp files and FENNEC_CLASS_STATIC_CONSTRUCTOR for a class in any source file type.

include/fennec/platform/interface/display_server.h

@@ -0,0 +1,114 @@
+// =====================================================================================================================
+//  fennec, a free and open source game engine
+//  Copyright © 2025  Medusa Slockbower
+//
+//  This program is free software: you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License as published by
+//  the Free Software Foundation, either version 3 of the License, or
+//  (at your option) any later version.
+//
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU General Public License for more details.
+//
+//  You should have received a copy of the GNU General Public License
+//  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+// =====================================================================================================================
+
+///
+/// \file display_server.h
+/// \brief
+///
+///
+/// \details
+/// \author Medusa Slockbower
+///
+/// \copyright Copyright © 2025 Medusa Slockbower ([GPLv3](https://www.gnu.org/licenses/gpl-3.0.en.html))
+///
+///
+
+#ifndef FENNEC_PLATFORM_INTERFACE_DISPLAY_SERVER_H
+#define FENNEC_PLATFORM_INTERFACE_DISPLAY_SERVER_H
+
+#include <fennec/containers/bitfield.h>
+#include <fennec/platform/interface/fwd.h>
+#include <fennec/platform/interface/window.h>
+#include <fennec/rtti/enable.h>
+
+namespace fennec
+{
+
+class display_server {
+// Typedefs/Constants/Enums ============================================================================================
+public:
+
+enum feature_ : uint32_t {
+		feature_subwindows = 0,
+		feature_icon,
+
+		feature_window_drag,
+
+		feature_mouse,
+		feature_cursors,
+		feature_custom_cursors,
+
+		feature_clipboard,
+		feature_clipboard_primary,
+		feature_virtual_keyboard,
+
+		feature_status_indicators,
+		feature_dialogues,
+		feature_input_dialogues,
+		feature_file_dialogues,
+		feature_filtered_file_dialogues,
+
+		feature_orientation,
+		feature_hidpi,
+		feature_hdr,
+		feature_swap_buffers,
+		feature_window_transparency,
+
+		feature_screen_reader,
+		feature_text_to_speech,
+		feature_touchscreen,
+		feature_system_theme,
+
+		feature_count,
+	};
+
+	using featureset_t = bitfield<feature_count>;
+
+	struct config {
+	};
+
+
+// Public Members ======================================================================================================
+	platform* const platform;
+
+	explicit display_server(fennec::platform* p)
+		: platform(p) {
+	}
+
+	virtual ~display_server() = default;
+
+
+	bool has_feature(uint32_t feature) const {
+		return _features.test(feature);
+	}
+
+
+	virtual window* create_window(const window::config& conf) = 0;
+
+
+private:
+	featureset_t _features;
+
+	FENNEC_RTTI_CLASS_ENABLE() {
+		
+	}
+};
+
+}
+
+#endif // FENNEC_PLATFORM_INTERFACE_DISPLAY_SERVER_H