PowerToys/src/runner/powertoys_events.h

#pragma once

#include <interface/powertoy_module_interface.h>
#include <interface/win_hook_event_data.h>
#include <string>
#include <shared_mutex>

class PowertoysEvents
{
public:
    void register_receiver(const std::wstring& event, PowertoyModuleIface* module);
    void unregister_receiver(PowertoyModuleIface* module);

    void register_system_menu_action(PowertoyModuleIface* module);
    void unregister_system_menu_action(PowertoyModuleIface* module);
    void handle_system_menu_action(const WinHookEvent& data);

    intptr_t signal_event(const std::wstring& event, intptr_t data);

private:
    std::shared_mutex mutex;
    std::unordered_map<std::wstring, std::vector<PowertoyModuleIface*>> receivers;
    std::unordered_set<PowertoyModuleIface*> system_menu_receivers;
};

PowertoysEvents& powertoys_events();

void first_subscribed(const std::wstring& event);
void last_unsubscribed(const std::wstring& event);