Remove Mile::DisableCopyConstruction, Mile::DisableMoveConstruction a…

…nd Mile::ScopeExitTaskHandler.

NanaGet/NanaGetCore.cpp

@@ -27,89 +27,6 @@
 #include <winrt/Windows.Storage.h>
 #include <winrt/Windows.Storage.Streams.h>
 
-namespace Mile
-{
-    /**
-     * @brief Disables C++ class copy construction.
-    */
-    class DisableCopyConstruction
-    {
-    protected:
-        DisableCopyConstruction() = default;
-        ~DisableCopyConstruction() = default;
-
-    private:
-        DisableCopyConstruction(
-            const DisableCopyConstruction&) = delete;
-        DisableCopyConstruction& operator=(
-            const DisableCopyConstruction&) = delete;
-    };
-
-    /**
-     * @brief Disables C++ class move construction.
-    */
-    class DisableMoveConstruction
-    {
-    protected:
-        DisableMoveConstruction() = default;
-        ~DisableMoveConstruction() = default;
-
-    private:
-        DisableMoveConstruction(
-            const DisableMoveConstruction&&) = delete;
-        DisableMoveConstruction& operator=(
-            const DisableMoveConstruction&&) = delete;
-    };
-
-    /**
-     * @brief The template for defining the task when exit the scope.
-     * @tparam TaskHandlerType The type of the task handler.
-     * @remark For more information, see ScopeGuard.
-    */
-    template<typename TaskHandlerType>
-    class ScopeExitTaskHandler :
-        DisableCopyConstruction,
-        DisableMoveConstruction
-    {
-    private:
-        bool m_Canceled;
-        TaskHandlerType m_TaskHandler;
-
-    public:
-
-        /**
-         * @brief Creates the instance for the task when exit the scope.
-         * @param TaskHandler The instance of the task handler.
-        */
-        explicit ScopeExitTaskHandler(TaskHandlerType&& EventHandler) :
-            m_Canceled(false),
-            m_TaskHandler(std::forward<TaskHandlerType>(EventHandler))
-        {
-
-        }
-
-        /**
-         * @brief Executes and uninitializes the instance for the task when
-         *        exit the scope.
-        */
-        ~ScopeExitTaskHandler()
-        {
-            if (!this->m_Canceled)
-            {
-                this->m_TaskHandler();
-            }
-        }
-
-        /**
-         * @brief Cancels the task when exit the scope.
-        */
-        void Cancel()
-        {
-            this->m_Canceled = true;
-        }
-    };
-}
-
 namespace NanaGet
 {
     NLOHMANN_JSON_SERIALIZE_ENUM(NanaGet::Aria2UriStatus, {