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1 files changed, 0 insertions, 68 deletions

diff --git a/src/cru_event.hpp b/src/cru_event.hpp
deleted file mode 100644
index a669695f..00000000
--- a/src/cru_event.hpp
+++ /dev/null
@@ -1,68 +0,0 @@
-#pragma once
-#include "pre.hpp"
-
-#include <functional>
-#include <map>
-#include <type_traits>
-
-#include "base.hpp"
-
-namespace cru {
-// Base class of all event args.
-class BasicEventArgs : public Object {
- public:
-  explicit BasicEventArgs(Object* sender) : sender_(sender) {}
-  BasicEventArgs(const BasicEventArgs& other) = default;
-  BasicEventArgs(BasicEventArgs&& other) = default;
-  BasicEventArgs& operator=(const BasicEventArgs& other) = default;
-  BasicEventArgs& operator=(BasicEventArgs&& other) = default;
-  ~BasicEventArgs() override = default;
-
-  // Get the sender of the event.
-  Object* GetSender() const { return sender_; }
-
- private:
-  Object* sender_;
-};
-
-// A non-copyable non-movable Event class.
-// It stores a list of event handlers.
-// TArgsType must be subclass of BasicEventArgs.
-template <typename TArgsType>
-class Event {
- public:
-  static_assert(std::is_base_of_v<BasicEventArgs, TArgsType>,
-                "TArgsType must be subclass of BasicEventArgs.");
-
-  using ArgsType = TArgsType;
-  using EventHandler = std::function<void(ArgsType&)>;
-  using EventHandlerToken = long;
-
-  Event() = default;
-  Event(const Event&) = delete;
-  Event& operator=(const Event&) = delete;
-  Event(Event&&) = delete;
-  Event& operator=(Event&&) = delete;
-  ~Event() = default;
-
-  EventHandlerToken AddHandler(const EventHandler& handler) {
-    const auto token = current_token_++;
-    handlers_.emplace(token, handler);
-    return token;
-  }
-
-  void RemoveHandler(const EventHandlerToken token) {
-    auto find_result = handlers_.find(token);
-    if (find_result != handlers_.cend()) handlers_.erase(find_result);
-  }
-
-  void Raise(ArgsType& args) {
-    for (const auto& handler : handlers_) (handler.second)(args);
-  }
-
- private:
-  std::map<EventHandlerToken, EventHandler> handlers_;
-
-  EventHandlerToken current_token_ = 0;
-};
-}  // namespace cru