Add wrapper for uv_async_t

include/components/controller.hpp

@@ -1,7 +1,6 @@
 #pragma once
 
 #include <moodycamel/blockingconcurrentqueue.h>
-#include <uv.h>
 
 #include <mutex>
 #include <thread>
@@ -117,7 +116,7 @@ class controller : public signal_receiver<SIGN_PRIORITY_CONTROLLER, signals::eve
    * This handle is used to notify the eventloop of changes which are not otherwise covered by other handles.
    * E.g. click actions.
    */
-  std::unique_ptr<uv_async_t> m_notifier{nullptr};
+  std::unique_ptr<AsyncHandle> m_notifier{nullptr};
 
   /**
    * Notification data for the controller.

include/components/eventloop.hpp

@@ -138,6 +138,16 @@ struct TimerHandle : public UVHandle<uv_timer_t> {
   }
 };
 
+struct AsyncHandle : public UVHandle<uv_async_t> {
+  AsyncHandle(uv_loop_t* loop, std::function<void(void)> fun) : UVHandle(fun) {
+    UV(uv_async_init, loop, handle.get(), &cb.callback);
+  }
+
+  void send() {
+    UV(uv_async_send, handle.get());
+  }
+};
+
 class eventloop {
  public:
   eventloop();

src/components/controller.cpp

@@ -158,7 +158,7 @@ void controller::trigger_update(bool force) {
 
 void controller::trigger_notification() {
   if (m_eloop_ready) {
-    UV(uv_async_send, m_notifier.get());
+    m_notifier->send();
   }
 }
 
@@ -237,10 +237,6 @@ void controller::notifier_handler() {
   }
 }
 
-static void notifier_cb_wrapper(uv_async_t* handle) {
-  static_cast<controller*>(handle->data)->notifier_handler();
-}
-
 void controller::screenshot_handler() {
   m_sig.emit(signals::ui::request_snapshot{move(m_snapshot_dst)});
   trigger_update(true);
@@ -280,9 +276,7 @@ void controller::read_events(bool confwatch) {
       ipc_handle->start(m_ipc->get_file_descriptor());
     }
 
-    m_notifier = std::make_unique<uv_async_t>();
+    m_notifier = std::make_unique<AsyncHandle>(loop, [this]() { notifier_handler(); });
-    UV(uv_async_init, loop, m_notifier.get(), notifier_cb_wrapper);
-    m_notifier->data = this;
 
     if (!m_snapshot_dst.empty()) {
       screenshot_timer_handle = std::make_unique<TimerHandle>(loop, [this]() { screenshot_handler(); });