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godot/core/os/keyboard.h
gregcsokas 42e619c01e Adding function key support from F17 to F35 
OSX supports everything by default,
Linux is also capable of supporting every function key,
Windows as I know support only up to F24
2022-06-16 19:38:21 +02:00

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/*************************************************************************/
/* keyboard.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef KEYBOARD_H
#define KEYBOARD_H
#include "core/string/ustring.h"
enum class Key {
NONE = 0,
// Special key: The strategy here is similar to the one used by toolkits,
// which consists in leaving the 24 bits unicode range for printable
// characters, and use the upper 8 bits for special keys and modifiers.
// This way everything (char/keycode) can fit nicely in one 32-bit
// integer (the enum's underlying type is `int` by default).
SPECIAL = (1 << 24),
/* CURSOR/FUNCTION/BROWSER/MULTIMEDIA/MISC KEYS */
ESCAPE = SPECIAL | 0x01,
TAB = SPECIAL | 0x02,
BACKTAB = SPECIAL | 0x03,
BACKSPACE = SPECIAL | 0x04,
ENTER = SPECIAL | 0x05,
KP_ENTER = SPECIAL | 0x06,
INSERT = SPECIAL | 0x07,
KEY_DELETE = SPECIAL | 0x08, // "DELETE" is a reserved word on Windows.
PAUSE = SPECIAL | 0x09,
PRINT = SPECIAL | 0x0A,
SYSREQ = SPECIAL | 0x0B,
CLEAR = SPECIAL | 0x0C,
HOME = SPECIAL | 0x0D,
END = SPECIAL | 0x0E,
LEFT = SPECIAL | 0x0F,
UP = SPECIAL | 0x10,
RIGHT = SPECIAL | 0x11,
DOWN = SPECIAL | 0x12,
PAGEUP = SPECIAL | 0x13,
PAGEDOWN = SPECIAL | 0x14,
SHIFT = SPECIAL | 0x15,
CTRL = SPECIAL | 0x16,
META = SPECIAL | 0x17,
ALT = SPECIAL | 0x18,
CAPSLOCK = SPECIAL | 0x19,
NUMLOCK = SPECIAL | 0x1A,
SCROLLLOCK = SPECIAL | 0x1B,
F1 = SPECIAL | 0x1C,
F2 = SPECIAL | 0x1D,
F3 = SPECIAL | 0x1E,
F4 = SPECIAL | 0x1F,
F5 = SPECIAL | 0x20,
F6 = SPECIAL | 0x21,
F7 = SPECIAL | 0x22,
F8 = SPECIAL | 0x23,
F9 = SPECIAL | 0x24,
F10 = SPECIAL | 0x25,
F11 = SPECIAL | 0x26,
F12 = SPECIAL | 0x27,
F13 = SPECIAL | 0x28,
F14 = SPECIAL | 0x29,
F15 = SPECIAL | 0x2A,
F16 = SPECIAL | 0x2B,
F17 = SPECIAL | 0x2C,
F18 = SPECIAL | 0x2D,
F19 = SPECIAL | 0x2E,
F20 = SPECIAL | 0x2F,
F21 = SPECIAL | 0x30,
F22 = SPECIAL | 0x31,
F23 = SPECIAL | 0x32,
F24 = SPECIAL | 0x33,
F25 = SPECIAL | 0x34,
F26 = SPECIAL | 0x35,
F27 = SPECIAL | 0x36,
F28 = SPECIAL | 0x37,
F29 = SPECIAL | 0x38,
F30 = SPECIAL | 0x39,
F31 = SPECIAL | 0x3A,
F32 = SPECIAL | 0x3B,
F33 = SPECIAL | 0x3C,
F34 = SPECIAL | 0x3D,
F35 = SPECIAL | 0x3E,
KP_MULTIPLY = SPECIAL | 0x81,
KP_DIVIDE = SPECIAL | 0x82,
KP_SUBTRACT = SPECIAL | 0x83,
KP_PERIOD = SPECIAL | 0x84,
KP_ADD = SPECIAL | 0x85,
KP_0 = SPECIAL | 0x86,
KP_1 = SPECIAL | 0x87,
KP_2 = SPECIAL | 0x88,
KP_3 = SPECIAL | 0x89,
KP_4 = SPECIAL | 0x8A,
KP_5 = SPECIAL | 0x8B,
KP_6 = SPECIAL | 0x8C,
KP_7 = SPECIAL | 0x8D,
KP_8 = SPECIAL | 0x8E,
KP_9 = SPECIAL | 0x8F,
SUPER_L = SPECIAL | 0x40,
SUPER_R = SPECIAL | 0x41,
MENU = SPECIAL | 0x42,
HYPER_L = SPECIAL | 0x43,
HYPER_R = SPECIAL | 0x44,
HELP = SPECIAL | 0x45,
DIRECTION_L = SPECIAL | 0x46,
DIRECTION_R = SPECIAL | 0x47,
BACK = SPECIAL | 0x48,
FORWARD = SPECIAL | 0x49,
STOP = SPECIAL | 0x4A,
REFRESH = SPECIAL | 0x4B,
VOLUMEDOWN = SPECIAL | 0x4C,
VOLUMEMUTE = SPECIAL | 0x4D,
VOLUMEUP = SPECIAL | 0x4E,
BASSBOOST = SPECIAL | 0x4F,
BASSUP = SPECIAL | 0x50,
BASSDOWN = SPECIAL | 0x51,
TREBLEUP = SPECIAL | 0x52,
TREBLEDOWN = SPECIAL | 0x53,
MEDIAPLAY = SPECIAL | 0x54,
MEDIASTOP = SPECIAL | 0x55,
MEDIAPREVIOUS = SPECIAL | 0x56,
MEDIANEXT = SPECIAL | 0x57,
MEDIARECORD = SPECIAL | 0x58,
HOMEPAGE = SPECIAL | 0x59,
FAVORITES = SPECIAL | 0x5A,
SEARCH = SPECIAL | 0x5B,
STANDBY = SPECIAL | 0x5C,
OPENURL = SPECIAL | 0x5D,
LAUNCHMAIL = SPECIAL | 0x5E,
LAUNCHMEDIA = SPECIAL | 0x5F,
LAUNCH0 = SPECIAL | 0x60,
LAUNCH1 = SPECIAL | 0x61,
LAUNCH2 = SPECIAL | 0x62,
LAUNCH3 = SPECIAL | 0x63,
LAUNCH4 = SPECIAL | 0x64,
LAUNCH5 = SPECIAL | 0x65,
LAUNCH6 = SPECIAL | 0x66,
LAUNCH7 = SPECIAL | 0x67,
LAUNCH8 = SPECIAL | 0x68,
LAUNCH9 = SPECIAL | 0x69,
LAUNCHA = SPECIAL | 0x6A,
LAUNCHB = SPECIAL | 0x6B,
LAUNCHC = SPECIAL | 0x6C,
LAUNCHD = SPECIAL | 0x6D,
LAUNCHE = SPECIAL | 0x6E,
LAUNCHF = SPECIAL | 0x6F,
UNKNOWN = SPECIAL | 0xFFFFFF,
/* PRINTABLE LATIN 1 CODES */
SPACE = 0x0020,
EXCLAM = 0x0021,
QUOTEDBL = 0x0022,
NUMBERSIGN = 0x0023,
DOLLAR = 0x0024,
PERCENT = 0x0025,
AMPERSAND = 0x0026,
APOSTROPHE = 0x0027,
PARENLEFT = 0x0028,
PARENRIGHT = 0x0029,
ASTERISK = 0x002A,
PLUS = 0x002B,
COMMA = 0x002C,
MINUS = 0x002D,
PERIOD = 0x002E,
SLASH = 0x002F,
KEY_0 = 0x0030,
KEY_1 = 0x0031,
KEY_2 = 0x0032,
KEY_3 = 0x0033,
KEY_4 = 0x0034,
KEY_5 = 0x0035,
KEY_6 = 0x0036,
KEY_7 = 0x0037,
KEY_8 = 0x0038,
KEY_9 = 0x0039,
COLON = 0x003A,
SEMICOLON = 0x003B,
LESS = 0x003C,
EQUAL = 0x003D,
GREATER = 0x003E,
QUESTION = 0x003F,
AT = 0x0040,
A = 0x0041,
B = 0x0042,
C = 0x0043,
D = 0x0044,
E = 0x0045,
F = 0x0046,
G = 0x0047,
H = 0x0048,
I = 0x0049,
J = 0x004A,
K = 0x004B,
L = 0x004C,
M = 0x004D,
N = 0x004E,
O = 0x004F,
P = 0x0050,
Q = 0x0051,
R = 0x0052,
S = 0x0053,
T = 0x0054,
U = 0x0055,
V = 0x0056,
W = 0x0057,
X = 0x0058,
Y = 0x0059,
Z = 0x005A,
BRACKETLEFT = 0x005B,
BACKSLASH = 0x005C,
BRACKETRIGHT = 0x005D,
ASCIICIRCUM = 0x005E,
UNDERSCORE = 0x005F,
QUOTELEFT = 0x0060,
BRACELEFT = 0x007B,
BAR = 0x007C,
BRACERIGHT = 0x007D,
ASCIITILDE = 0x007E,
NOBREAKSPACE = 0x00A0,
EXCLAMDOWN = 0x00A1,
CENT = 0x00A2,
STERLING = 0x00A3,
CURRENCY = 0x00A4,
YEN = 0x00A5,
BROKENBAR = 0x00A6,
SECTION = 0x00A7,
DIAERESIS = 0x00A8,
COPYRIGHT = 0x00A9,
ORDFEMININE = 0x00AA,
GUILLEMOTLEFT = 0x00AB,
NOTSIGN = 0x00AC,
HYPHEN = 0x00AD,
KEY_REGISTERED = 0x00AE, // "REGISTERED" is a reserved word on Windows.
MACRON = 0x00AF,
DEGREE = 0x00B0,
PLUSMINUS = 0x00B1,
TWOSUPERIOR = 0x00B2,
THREESUPERIOR = 0x00B3,
ACUTE = 0x00B4,
MU = 0x00B5,
PARAGRAPH = 0x00B6,
PERIODCENTERED = 0x00B7,
CEDILLA = 0x00B8,
ONESUPERIOR = 0x00B9,
MASCULINE = 0x00BA,
GUILLEMOTRIGHT = 0x00BB,
ONEQUARTER = 0x00BC,
ONEHALF = 0x00BD,
THREEQUARTERS = 0x00BE,
QUESTIONDOWN = 0x00BF,
AGRAVE = 0x00C0,
AACUTE = 0x00C1,
ACIRCUMFLEX = 0x00C2,
ATILDE = 0x00C3,
ADIAERESIS = 0x00C4,
ARING = 0x00C5,
AE = 0x00C6,
CCEDILLA = 0x00C7,
EGRAVE = 0x00C8,
EACUTE = 0x00C9,
ECIRCUMFLEX = 0x00CA,
EDIAERESIS = 0x00CB,
IGRAVE = 0x00CC,
IACUTE = 0x00CD,
ICIRCUMFLEX = 0x00CE,
IDIAERESIS = 0x00CF,
ETH = 0x00D0,
NTILDE = 0x00D1,
OGRAVE = 0x00D2,
OACUTE = 0x00D3,
OCIRCUMFLEX = 0x00D4,
OTILDE = 0x00D5,
ODIAERESIS = 0x00D6,
MULTIPLY = 0x00D7,
OOBLIQUE = 0x00D8,
UGRAVE = 0x00D9,
UACUTE = 0x00DA,
UCIRCUMFLEX = 0x00DB,
UDIAERESIS = 0x00DC,
YACUTE = 0x00DD,
THORN = 0x00DE,
SSHARP = 0x00DF,
DIVISION = 0x00F7,
YDIAERESIS = 0x00FF,
END_LATIN1 = 0x0100,
};
enum class KeyModifierMask {
CODE_MASK = ((1 << 25) - 1), ///< Apply this mask to any keycode to remove modifiers.
MODIFIER_MASK = (0x7F << 24), ///< Apply this mask to isolate modifiers.
SHIFT = (1 << 25),
ALT = (1 << 26),
META = (1 << 27),
CTRL = (1 << 28),
#ifdef APPLE_STYLE_KEYS
CMD = META,
#else
CMD = CTRL,
#endif
KPAD = (1 << 29),
GROUP_SWITCH = (1 << 30)
};
// To avoid having unnecessary operators, only define the ones that are needed.
inline Key operator-(uint32_t a, Key b) {
return (Key)(a - (uint32_t)b);
}
inline Key &operator-=(Key &a, int b) {
return (Key &)((int &)a -= b);
}
inline Key operator+(Key a, int b) {
return (Key)((int)a + (int)b);
}
inline Key operator+(Key a, Key b) {
return (Key)((int)a + (int)b);
}
inline Key operator-(Key a, Key b) {
return (Key)((int)a - (int)b);
}
inline Key operator&(Key a, Key b) {
return (Key)((int)a & (int)b);
}
inline Key operator|(Key a, Key b) {
return (Key)((int)a | (int)b);
}
inline Key &operator|=(Key &a, Key b) {
return (Key &)((int &)a |= (int)b);
}
inline Key &operator|=(Key &a, KeyModifierMask b) {
return (Key &)((int &)a |= (int)b);
}
inline Key &operator&=(Key &a, KeyModifierMask b) {
return (Key &)((int &)a &= (int)b);
}
inline Key operator|(Key a, KeyModifierMask b) {
return (Key)((int)a | (int)b);
}
inline Key operator&(Key a, KeyModifierMask b) {
return (Key)((int)a & (int)b);
}
inline Key operator+(KeyModifierMask a, Key b) {
return (Key)((int)a + (int)b);
}
inline Key operator|(KeyModifierMask a, Key b) {
return (Key)((int)a | (int)b);
}
inline KeyModifierMask operator+(KeyModifierMask a, KeyModifierMask b) {
return (KeyModifierMask)((int)a + (int)b);
}
inline KeyModifierMask operator|(KeyModifierMask a, KeyModifierMask b) {
return (KeyModifierMask)((int)a | (int)b);
}
String keycode_get_string(Key p_code);
bool keycode_has_unicode(Key p_keycode);
Key find_keycode(const String &p_code);
const char *find_keycode_name(Key p_keycode);
int keycode_get_count();
int keycode_get_value_by_index(int p_index);
const char *keycode_get_name_by_index(int p_index);
#endif // KEYBOARD_H
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