minetest/src/client/keycode.h

87 lines
2.0 KiB
C++

/*
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>
class KeyPress;
namespace std
{
template <> struct hash<KeyPress>;
}
/* A key press, consisting of either an Irrlicht keycode
or an actual char */
class KeyPress
{
public:
friend struct std::hash<KeyPress>;
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 = "";
};
namespace std
{
template <> struct hash<KeyPress>
{
size_t operator()(const KeyPress &key) const
{
return key.Key;
}
};
}
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);