1 files changed, 58 insertions, 0 deletions
diff --git a/dinput/dinput.hpp b/dinput/dinput.hpp
new file mode 100644
index 00000000..53f1c4af
--- /dev/null
+++ b/dinput/dinput.hpp
@@ -0,0 +1,58 @@
+/* Copyright (c) 2016, Stanislaw Halik <sthalik@misaki.pl>
+
+ * Permission to use, copy, modify, and/or distribute this
+ * software for any purpose with or without fee is hereby granted,
+ * provided that the above copyright notice and this permission
+ * notice appear in all copies.
+ */
+
+#pragma once
+
+#ifdef _WIN32
+
+#include "export.hpp"
+
+#ifndef DIRECTINPUT_VERSION
+#   define DIRECTINPUT_VERSION 0x800
+#endif
+#include <dinput.h>
+
+#include <atomic>
+
+class OPENTRACK_DINPUT_EXPORT dinput_handle final
+{
+public:
+    class di_t;
+
+private:
+    static std::atomic<int> refcnt;
+    static std::atomic_flag init_lock;
+    static di_t handle;
+
+    static LPDIRECTINPUT8& init_di();
+public:
+    class di_t final
+    {
+        friend class dinput_handle;
+
+        LPDIRECTINPUT8* handle;
+
+        di_t(LPDIRECTINPUT8& handle);
+        void free_di();
+        void unref_di();
+        void ref_di();
+
+    public:
+        LPDIRECTINPUT8 operator->() { return *handle; }
+        operator LPDIRECTINPUT8() { return *handle; }
+        LPDIRECTINPUT8 di() { return *handle; }
+        di_t& operator=(const di_t& new_di);
+        di_t();
+        ~di_t();
+    };
+
+    static di_t make_di();
+    dinput_handle() = delete;
+};
+
+#endif