Added enum defined for content type of application

Author: Reim-developer

src/clipboard/include/content_types.hxx

@@ -0,0 +1,16 @@
+#ifndef CONTENT_TYPES_HXX
+#define CONTENT_TYPES_HXX
+
+#include <cstdint>
+using std::uint8_t;
+namespace Lazyboard::clipboard {
+enum class ContentTypes : uint8_t {
+	TEXT,
+	HTML,
+	URL,
+	PATH,
+	IMAGE,
+};
+}
+
+#endif