src/client/keycode.h

   1 /*
   2 Minetest
   3 Copyright (C) 2010-2013 celeron55, Perttu Ahola <celeron55@gmail.com>
   4
   5 This program is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU Lesser General Public License as published by
   7 the Free Software Foundation; either version 2.1 of the License, or
   8 (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU Lesser General Public License for more details.
  14
  15 You should have received a copy of the GNU Lesser General Public License along
  16 with this program; if not, write to the Free Software Foundation, Inc.,
  17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20 #pragma once
  21
  22 #include "irrlichttypes.h"
  23 #include "Keycodes.h"
  24 #include <IEventReceiver.h>
  25 #include <string>
  26
  27 /* A key press, consisting of either an Irrlicht keycode
  28    or an actual char */
  29
  30 class KeyPress
  31 {
  32 public:
  33         KeyPress() = default;
  34
  35         KeyPress(const char *name);
  36
  37         KeyPress(const irr::SEvent::SKeyInput &in, bool prefer_character = false);
  38
  39         bool operator==(const KeyPress &o) const
  40         {
  41                 return (Char > 0 && Char == o.Char) || (valid_kcode(Key) && Key == o.Key);
  42         }
  43
  44         const char *sym() const;
  45         const char *name() const;
  46
  47 protected:
  48         static bool valid_kcode(irr::EKEY_CODE k)
  49         {
  50                 return k > 0 && k < irr::KEY_KEY_CODES_COUNT;
  51         }
  52
  53         irr::EKEY_CODE Key = irr::KEY_KEY_CODES_COUNT;
  54         wchar_t Char = L'\0';
  55         std::string m_name = "";
  56 };
  57
  58 extern const KeyPress EscapeKey;
  59 extern const KeyPress CancelKey;
  60
  61 // Key configuration getter
  62 KeyPress getKeySetting(const char *settingname);
  63
  64 // Clear fast lookup cache
  65 void clearKeyCache();
  66
  67 irr::EKEY_CODE keyname_to_keycode(const char *name);