keycode.h

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/*
Minetest
Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
 
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
 
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.
 
You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
 
#pragma once
 
#include "irrlichttypes.h"
#include "Keycodes.h"
#include <IEventReceiver.h>
#include <string>
 
/* A key press, consisting of either an Irrlicht keycode
   or an actual char */
 
class KeyPress
{
public:
    KeyPress() = default;
 
    KeyPress(const char *name);
 
    KeyPress(const irr::SEvent::SKeyInput &in, bool prefer_character = false);
 
    bool operator==(const KeyPress &o) const
    {
        return (Char > 0 && Char == o.Char) || (valid_kcode(Key) && Key == o.Key);
    }
 
    const char *sym() const;
    const char *name() const;
 
protected:
    static bool valid_kcode(irr::EKEY_CODE k)
    {
        return k > 0 && k < irr::KEY_KEY_CODES_COUNT;
    }
 
    irr::EKEY_CODE Key = irr::KEY_KEY_CODES_COUNT;
    wchar_t Char = L'\0';
    std::string m_name = "";
};
 
extern const KeyPress EscapeKey;
extern const KeyPress CancelKey;
 
// Key configuration getter
KeyPress getKeySetting(const char *settingname);
 
// Clear fast lookup cache
void clearKeyCache();
 
irr::EKEY_CODE keyname_to_keycode(const char *name);