gui_event_receiver.cpp

#include "lxgui/gui_event_receiver.hpp"
 
#include "lxgui/gui_event_emitter.hpp"
#include "lxgui/gui_out.hpp"
#include "lxgui/utils_std.hpp"
 
namespace lxgui::gui {
 
event_receiver::event_receiver(event_emitter& emitter) : event_emitter_(emitter) {}
 
void event_receiver::register_event(
    const std::string& event_name, event_handler_function callback) {
    utils::connection connection = event_emitter_.register_event(event_name, std::move(callback));
    registered_events_.push_back({event_name, std::move(connection)});
}
 
void event_receiver::unregister_event(const std::string& event_name) {
    auto iter = utils::find_if(
        registered_events_, [&](const auto& event) { return event.name == event_name; });
 
    if (iter == registered_events_.end()) {
        gui::out << gui::warning << "event_emitter: "
                 << "Event \"" << event_name << "\" is not registered to this event_receiver."
                 << std::endl;
 
        return;
    }
 
    registered_events_.erase(iter);
}
 
} // namespace lxgui::gui