feat: key pressed event interception & 'owner' input.add_callback third argument

src/window/Events.cpp

@@ -23,7 +23,7 @@ bool Events::_cursor_locked = false;
 std::vector<uint> Events::codepoints;
 std::vector<keycode> Events::pressedKeys;
 std::unordered_map<std::string, Binding> Events::bindings;
-std::unordered_map<keycode, util::RunnablesList> Events::keyCallbacks;
+std::unordered_map<keycode, util::HandlersList<>> Events::keyCallbacks;
 
 bool Events::pressed(keycode keycode) {
     return pressed(static_cast<int>(keycode));
@@ -180,7 +180,7 @@ void Events::setPosition(float xpos, float ypos) {
     Events::cursor.y = ypos;
 }
 
-observer_handler Events::addKeyCallback(keycode key, runnable callback) {
+observer_handler Events::addKeyCallback(keycode key, KeyCallback callback) {
     return keyCallbacks[key].add(std::move(callback));
 }
 

src/window/Events.hpp

@@ -20,6 +20,8 @@ class Events {
     static uint currentFrame;
     static bool cursor_drag;
 public:
+    using KeyCallback = std::function<bool()>;
+
     static int scroll;
     static glm::vec2 delta;
     static glm::vec2 cursor;
@@ -27,7 +29,7 @@ public:
     static std::vector<uint> codepoints;
     static std::vector<keycode> pressedKeys;
     static std::unordered_map<std::string, Binding> bindings;
-    static std::unordered_map<keycode, util::RunnablesList> keyCallbacks;
+    static std::unordered_map<keycode, util::HandlersList<>> keyCallbacks;
 
     static void pollEvents();
 
@@ -51,7 +53,7 @@ public:
     static bool active(const std::string& name);
     static bool jactive(const std::string& name);
 
-    static observer_handler addKeyCallback(keycode key, runnable callback);
+    static observer_handler addKeyCallback(keycode key, KeyCallback callback);
 
     static void setKey(int key, bool b);
     static void setButton(int button, bool b);

src/window/input.hpp

@@ -2,7 +2,7 @@
 
 #include <string>
 
-#include "util/RunnablesList.hpp"
+#include "util/HandlersList.hpp"
 
 /// @brief Represents glfw3 keycode values.
 enum class keycode : int {
@@ -131,7 +131,7 @@ enum class inputtype {
 };
 
 struct Binding {
-    util::RunnablesList onactived;
+    util::HandlersList<> onactived;
 
     inputtype type;
     int code;