From f0f340dec7821cee103ab9267ef941a917ef4dc4 Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Sun, 18 Nov 2018 23:31:17 +0800
Subject: =?UTF-8?q?*=E7=9B=AE=E5=BD=95=E6=94=B9=E4=B8=BA=E5=B0=8F=E5=86=99?=
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---
 src/libjin/common/je_subsystem.hpp | 78 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 src/libjin/common/je_subsystem.hpp

(limited to 'src/libjin/common/je_subsystem.hpp')

diff --git a/src/libjin/common/je_subsystem.hpp b/src/libjin/common/je_subsystem.hpp
new file mode 100644
index 0000000..c015bef
--- /dev/null
+++ b/src/libjin/common/je_subsystem.hpp
@@ -0,0 +1,78 @@
+#ifndef __JE_COMMON_SUBSYSTEM_H__
+#define __JE_COMMON_SUBSYSTEM_H__
+
+#include "../utils/je_macros.h"
+
+#include "je_singleton.hpp"
+
+namespace JinEngine
+{
+
+    ///
+    /// Subsystem class.
+    ///
+    template<class System>
+    class Subsystem : public Singleton<System>
+    {
+    public: 
+        ///
+        /// Subsystem setting.
+        ///
+        struct Setting 
+        {
+        }; 
+
+        typedef Setting SettingBase; 
+
+        ///
+        /// Initialize subsystem.
+        /// 
+        /// @param setting Subsystem setting.
+        /// @return True if initialize sucessful, otherwise return false.
+        ///
+        bool init(const SettingBase* setting = nullptr)
+        {
+            static bool success = initSystem(setting);
+            return success;
+        }
+
+        ///
+        /// Quit subsystem.
+        ///
+        void quit()
+        {
+            // Call only once.
+			static char __dummy__ = (quitSystem(), 1);
+			Singleton<System>::destroy();
+        }
+
+    protected:
+        singleton(System);
+
+        ///
+        /// Subsystem constructor.
+        ///
+        Subsystem() {};
+
+        /// 
+        /// Subsystem destructor.
+        ///
+        virtual ~Subsystem() 
+        {
+        };
+
+        ///
+        /// Initializer callback.
+        ///
+		virtual bool initSystem(const Setting* setting) = 0;
+
+        ///
+        /// Quit subsystem callback.
+        ///
+		virtual void quitSystem() = 0;
+
+    };
+
+} // namespace JinEngine
+
+#endif
\ No newline at end of file
-- 
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