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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#ifndef KEYBINDINGS_H
#define KEYBINDINGS_H
#include <string>
#include <vector>
#include "KeySet.h"
#include "Game/Console.h"
#include "Game/Action.h"
#include "System/UnorderedMap.hpp"
#include "System/UnorderedSet.hpp"
class CKeyBindings : public CommandReceiver
{
public:
typedef std::vector<Action> ActionList;
typedef spring::unsynced_set<std::string> HotkeyList;
public:
void Init();
void Kill();
bool Load(const std::string& filename);
bool Save(const std::string& filename) const;
void Print() const;
const ActionList& GetActionList(const CKeySet& ks) const;
const ActionList& GetActionList(const CKeyChain& kc) const;
const HotkeyList& GetHotkeys(const std::string& action) const;
virtual void PushAction(const Action&) override;
bool ExecuteCommand(const std::string& line);
// Receive configuration notifications (for KeyChainTimeout)
void ConfigNotify(const std::string& key, const std::string& value);
int GetFakeMetaKey() const { return fakeMetaKey; }
int GetKeyChainTimeout() const { return keyChainTimeout; }
protected:
void LoadDefaults();
void BuildHotkeyMap();
bool Bind(const std::string& keystring, const std::string& action);
bool UnBind(const std::string& keystring, const std::string& action);
bool UnBindKeyset(const std::string& keystr);
bool UnBindAction(const std::string& action);
bool SetFakeMetaKey(const std::string& keystring);
bool AddKeySymbol(const std::string& keysym, const std::string& code);
static bool RemoveCommandFromList(ActionList& al, const std::string& command);
bool FileSave(FILE* file) const;
protected:
struct KeySetHash {
uint64_t operator ()(const CKeySet& ks) const {
return ((ks.Key() * 6364136223846793005ull + ks.Mod() * 9600629759793949339ull) % 15726070495360670683ull);
}
};
typedef spring::unsynced_map<CKeySet, ActionList, KeySetHash> KeyMap; // keyset to action
typedef spring::unsynced_map<std::string, HotkeyList> ActionMap; // action to keyset
KeyMap bindings;
ActionMap hotkeys;
// commands that use both Up and Down key presses
spring::unsynced_set<std::string> statefulCommands;
private:
int fakeMetaKey = -1;
int keyChainTimeout = 750;
bool buildHotkeyMap = true;
bool debugEnabled = false;
};
extern CKeyBindings keyBindings;
#endif /* KEYBINDINGS_H */
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