KeyBindHandler.h

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#pragma once
 
#include "Singleton.h"
 
#include <ArcdpsUnofficialExtras/KeyBindStructs.h>
#include <cstdint>
#include <functional>
#include <type_traits>
#include <unordered_map>
#include <windows.h>
 
namespace ArcdpsExtension {
    class KeyBindHandler : public Singleton<KeyBindHandler> {
    public:
        enum SubscriberFlags_ {
            SubscriberFlags_None = 0,
            SubscriberFlags_ArcdpsModifier = 1 << 0,
        };
        using SubscriberFlags = std::underlying_type_t<SubscriberFlags_>; // enum SubscriberFlags_
 
        using SubscriberFun = std::function<bool(const KeyBinds::Key&)>;
 
        struct Subscriber {
            KeyBinds::Key Key;
            SubscriberFun Fun;
            SubscriberFlags Flags;
        };
 
        uint64_t Subscribe(Subscriber pSubscriber);
 
        void Unsubscribe(uint64_t pId);
 
        void UpdateKey(uint64_t pId, const KeyBinds::Key& pKey);
 
        void UpdateKeys(const KeyBinds::Key& pOldKey, const KeyBinds::Key& pNewKey);
 
        bool Wnd(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
 
        static KeyBinds::Modifier GetArcdpsModifier();
 
    private:
        static uint64_t getNewId() {
            static uint64_t the_id;
            return the_id++;
        }
 
        std::unordered_map<uint64_t, Subscriber> mSubscribers;
        KeyBinds::Modifier mTrackedModifier = 0;
 
        static KeyBinds::Modifier getArcdpsModifierSingle(uint16_t pMod);
    };
} // namespace ArcdpsExtension