1 files changed, 44 insertions, 0 deletions
diff --git a/src/libjin/Common/je_subsystem.hpp b/src/libjin/Common/je_subsystem.hpp
new file mode 100644
index 0000000..2875058
--- /dev/null
+++ b/src/libjin/Common/je_subsystem.hpp
@@ -0,0 +1,44 @@
+#ifndef __LIBJIN_COMMON_SUBSYSTEM_H
+#define __LIBJIN_COMMON_SUBSYSTEM_H
+
+#include "../utils/je_macros.h"
+
+#include "je_singleton.hpp"
+
+namespace jin
+{
+
+    template<class System>
+    class Subsystem : public Singleton<System>
+    {
+    public: 
+        struct Setting {}; 
+        typedef Setting SettingBase; 
+
+        bool init(const SettingBase* setting = nullptr)
+        {
+            static bool success = initSystem(setting);
+            return success;
+        }
+
+        void quit()
+        {
+			/*call only once*/
+			static char __dummy__ = (quitSystem(), 1);
+			Singleton<System>::destroy();
+        }
+
+    protected:
+        singleton(System);
+
+        Subsystem() {};
+        virtual ~Subsystem() {};
+
+		/*onlyonce*/ virtual bool initSystem(const Setting* setting) = 0;
+		/*onlyonce*/ virtual void quitSystem() = 0;
+
+    };
+
+} // namespace jin
+
+#endif
+\ No newline at end of file