Formatting, add remote calling to c library

include/util/Event.h

@@ -7,41 +7,44 @@
 class Event;
 
 class CallbackHandle {
-public:
-  CallbackHandle(Event *evt, int id) : evt(evt), id(id) {}
-  ~CallbackHandle();
+  public:
+    CallbackHandle(Event *evt, int id) : evt(evt), id(id) {
+    }
+    ~CallbackHandle();
 
-private:
-  Event *evt;
-  int id;
+  private:
+    Event *evt;
+    int id;
 };
 
 class Event {
-public:
-  using Callback = std::function<void()>;
+  public:
+    using Callback = std::function<void()>;
 
-  CallbackHandle addListener(Callback cb) {
-    int id = nextId++;
-    callbacks[id] = std::move(cb);
-    return CallbackHandle(this, id);
-  }
+    CallbackHandle addListener(Callback cb) {
+        int id = nextId++;
+        callbacks[id] = std::move(cb);
+        return CallbackHandle(this, id);
+    }
 
-  void remove(int id) { callbacks.erase(id); }
+    void remove(int id) {
+        callbacks.erase(id);
+    }
 
-  void fire() {
-    for (auto &kv : callbacks)
-      kv.second();
-  }
+    void fire() {
+        for (auto &kv : callbacks)
+            kv.second();
+    }
 
-private:
-  friend class CallbackHandle;
-  std::unordered_map<int, Callback> callbacks;
-  int nextId = 0;
+  private:
+    friend class CallbackHandle;
+    std::unordered_map<int, Callback> callbacks;
+    int nextId = 0;
 };
 
 CallbackHandle::~CallbackHandle() {
-  if (evt)
-    evt->remove(id);
+    if (evt)
+        evt->remove(id);
 }
 
 #endif // CONTROL_EVENT_H