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godot/platform/windows/key_mapping_windows.cpp

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/*************************************************************************/
/* key_mapping_windows.cpp */
/*************************************************************************/
/* 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. */
/*************************************************************************/
#include "key_mapping_windows.h"
#include <stdio.h>
// This provides translation from Windows virtual key codes to Godot and back.
// See WinUser.h and the below for documentation:
// https://docs.microsoft.com/en-us/windows/win32/inputdev/virtual-key-codes
struct _WinTranslatePair {
Key keysym;
unsigned int keycode;
};
static _WinTranslatePair _vk_to_keycode[] = {
// VK_LBUTTON (0x01)
// VK_RBUTTON (0x02)
// VK_CANCEL (0x03)
// VK_MBUTTON (0x04)
// VK_XBUTTON1 (0x05)
// VK_XBUTTON2 (0x06)
// We have no mappings for the above, as we only map keyboard buttons here.
// 0x07 is undefined.
{ Key::BACKSPACE, VK_BACK }, // (0x08)
{ Key::TAB, VK_TAB }, // (0x09)
// 0x0A-0B are reserved.
{ Key::CLEAR, VK_CLEAR }, // (0x0C)
{ Key::ENTER, VK_RETURN }, // (0x0D)
// 0x0E-0F are undefined.
{ Key::SHIFT, VK_SHIFT }, // (0x10)
{ Key::CTRL, VK_CONTROL }, // (0x11)
{ Key::ALT, VK_MENU }, // (0x12)
{ Key::PAUSE, VK_PAUSE }, // (0x13)
{ Key::CAPSLOCK, VK_CAPITAL }, // (0x14)
// 0x15-1A are IME keys. We have no mapping.
{ Key::ESCAPE, VK_ESCAPE }, // (0x1B)
// 0x1C-1F are IME keys. We have no mapping.
{ Key::SPACE, VK_SPACE }, // (0x20)
{ Key::PAGEUP, VK_PRIOR }, // (0x21)
{ Key::PAGEDOWN, VK_NEXT }, // (0x22)
{ Key::END, VK_END }, // (0x23)
{ Key::HOME, VK_HOME }, // (0x24)
{ Key::LEFT, VK_LEFT }, // (0x25)
{ Key::UP, VK_UP }, // (0x26)
{ Key::RIGHT, VK_RIGHT }, // (0x27)
{ Key::DOWN, VK_DOWN }, // (0x28)
// VK_SELECT (0x29)
// Old select key, e.g. on Digital Equipment Corporation keyboards.
// Old and uncommon, we have no mapping.
{ Key::PRINT, VK_PRINT }, // (0x2A)
// Old IBM key, modern keyboards use VK_SNAPSHOT. Map to VK_SNAPSHOT.
// VK_EXECUTE (0x2B)
// Old and uncommon, we have no mapping.
{ Key::PRINT, VK_SNAPSHOT }, // (0x2C)
{ Key::INSERT, VK_INSERT }, // (0x2D)
{ Key::KEY_DELETE, VK_DELETE }, // (0x2E)
{ Key::HELP, VK_HELP }, // (0x2F)
// Old and uncommon, but we have a mapping.
{ Key::KEY_0, (0x30) }, // 0 key.
{ Key::KEY_1, (0x31) }, // 1 key.
{ Key::KEY_2, (0x32) }, // 2 key.
{ Key::KEY_3, (0x33) }, // 3 key.
{ Key::KEY_4, (0x34) }, // 4 key.
{ Key::KEY_5, (0x35) }, // 5 key.
{ Key::KEY_6, (0x36) }, // 6 key.
{ Key::KEY_7, (0x37) }, // 7 key.
{ Key::KEY_8, (0x38) }, // 8 key.
{ Key::KEY_9, (0x39) }, // 9 key.
// 0x3A-40 are undefined.
{ Key::A, (0x41) }, // A key.
{ Key::B, (0x42) }, // B key.
{ Key::C, (0x43) }, // C key.
{ Key::D, (0x44) }, // D key.
{ Key::E, (0x45) }, // E key.
{ Key::F, (0x46) }, // F key.
{ Key::G, (0x47) }, // G key.
{ Key::H, (0x48) }, // H key.
{ Key::I, (0x49) }, // I key
{ Key::J, (0x4A) }, // J key.
{ Key::K, (0x4B) }, // K key.
{ Key::L, (0x4C) }, // L key.
{ Key::M, (0x4D) }, // M key.
{ Key::N, (0x4E) }, // N key.
{ Key::O, (0x4F) }, // O key.
{ Key::P, (0x50) }, // P key.
{ Key::Q, (0x51) }, // Q key.
{ Key::R, (0x52) }, // R key.
{ Key::S, (0x53) }, // S key.
{ Key::T, (0x54) }, // T key.
{ Key::U, (0x55) }, // U key.
{ Key::V, (0x56) }, // V key.
{ Key::W, (0x57) }, // W key.
{ Key::X, (0x58) }, // X key.
{ Key::Y, (0x59) }, // Y key.
{ Key::Z, (0x5A) }, // Z key.
{ (Key)KeyModifierMask::META, VK_LWIN }, // (0x5B)
{ (Key)KeyModifierMask::META, VK_RWIN }, // (0x5C)
{ Key::MENU, VK_APPS }, // (0x5D)
// 0x5E is reserved.
{ Key::STANDBY, VK_SLEEP }, // (0x5F)
{ Key::KP_0, VK_NUMPAD0 }, // (0x60)
{ Key::KP_1, VK_NUMPAD1 }, // (0x61)
{ Key::KP_2, VK_NUMPAD2 }, // (0x62)
{ Key::KP_3, VK_NUMPAD3 }, // (0x63)
{ Key::KP_4, VK_NUMPAD4 }, // (0x64)
{ Key::KP_5, VK_NUMPAD5 }, // (0x65)
{ Key::KP_6, VK_NUMPAD6 }, // (0x66)
{ Key::KP_7, VK_NUMPAD7 }, // (0x67)
{ Key::KP_8, VK_NUMPAD8 }, // (0x68)
{ Key::KP_9, VK_NUMPAD9 }, // (0x69)
{ Key::KP_MULTIPLY, VK_MULTIPLY }, // (0x6A)
{ Key::KP_ADD, VK_ADD }, // (0x6B)
{ Key::KP_PERIOD, VK_SEPARATOR }, // (0x6C)
// VK_SEPERATOR (key 0x6C) is not found on US keyboards.
// It is used on some Brazilian and Far East keyboards.
// We don't have a direct mapping, map to period.
{ Key::KP_SUBTRACT, VK_SUBTRACT }, // (0x6D)
{ Key::KP_PERIOD, VK_DECIMAL }, // (0x6E)
{ Key::KP_DIVIDE, VK_DIVIDE }, // (0x6F)
{ Key::F1, VK_F1 }, // (0x70)
{ Key::F2, VK_F2 }, // (0x71)
{ Key::F3, VK_F3 }, // (0x72)
{ Key::F4, VK_F4 }, // (0x73)
{ Key::F5, VK_F5 }, // (0x74)
{ Key::F6, VK_F6 }, // (0x75)
{ Key::F7, VK_F7 }, // (0x76)
{ Key::F8, VK_F8 }, // (0x77)
{ Key::F9, VK_F9 }, // (0x78)
{ Key::F10, VK_F10 }, // (0x79)
{ Key::F11, VK_F11 }, // (0x7A)
{ Key::F12, VK_F12 }, // (0x7B)
{ Key::F13, VK_F13 }, // (0x7C)
{ Key::F14, VK_F14 }, // (0x7D)
{ Key::F15, VK_F15 }, // (0x7E)
{ Key::F16, VK_F16 }, // (0x7F)
{ Key::F17, VK_F17 }, // (0x80)
{ Key::F18, VK_F18 }, // (0x81)
{ Key::F19, VK_F19 }, // (0x82)
{ Key::F20, VK_F20 }, // (0x83)
{ Key::F21, VK_F21 }, // (0x84)
{ Key::F22, VK_F22 }, // (0x85)
{ Key::F23, VK_F23 }, // (0x86)
{ Key::F24, VK_F24 }, // (0x87)
// 0x88-8F are reserved for UI navigation.
{ Key::NUMLOCK, VK_NUMLOCK }, // (0x90)
{ Key::SCROLLLOCK, VK_SCROLL }, // (0x91)
{ Key::EQUAL, VK_OEM_NEC_EQUAL }, // (0x92)
// OEM NEC PC-9800 numpad '=' key.
// 0x93-96 are OEM specific (e.g. used by Fujitsu/OASYS), we have no mappings.
// 0x97-9F are unassigned.
{ Key::SHIFT, VK_LSHIFT }, // (0xA0)
{ Key::SHIFT, VK_RSHIFT }, // (0xA1)
{ Key::CTRL, VK_LCONTROL }, // (0xA2)
{ Key::CTRL, VK_RCONTROL }, // (0xA3)
{ Key::MENU, VK_LMENU }, // (0xA4)
{ Key::MENU, VK_RMENU }, // (0xA5)
{ Key::BACK, VK_BROWSER_BACK }, // (0xA6)
{ Key::FORWARD, VK_BROWSER_FORWARD }, // (0xA7)
{ Key::REFRESH, VK_BROWSER_REFRESH }, // (0xA8)
{ Key::STOP, VK_BROWSER_STOP }, // (0xA9)
{ Key::SEARCH, VK_BROWSER_SEARCH }, // (0xAA)
{ Key::FAVORITES, VK_BROWSER_FAVORITES }, // (0xAB)
{ Key::HOMEPAGE, VK_BROWSER_HOME }, // (0xAC)
{ Key::VOLUMEMUTE, VK_VOLUME_MUTE }, // (0xAD)
{ Key::VOLUMEDOWN, VK_VOLUME_DOWN }, // (0xAE)
{ Key::VOLUMEUP, VK_VOLUME_UP }, // (0xAF)
{ Key::MEDIANEXT, VK_MEDIA_NEXT_TRACK }, // (0xB0)
{ Key::MEDIAPREVIOUS, VK_MEDIA_PREV_TRACK }, // (0xB1)
{ Key::MEDIASTOP, VK_MEDIA_STOP }, // (0xB2)
{ Key::MEDIAPLAY, VK_MEDIA_PLAY_PAUSE }, // (0xB3)
// Media button play/pause toggle.
// Map to media play (there is no other 'play' mapping on Windows).
{ Key::LAUNCHMAIL, VK_LAUNCH_MAIL }, // (0xB4)
{ Key::LAUNCHMEDIA, VK_LAUNCH_MEDIA_SELECT }, // (0xB5)
{ Key::LAUNCH0, VK_LAUNCH_APP1 }, // (0xB6)
{ Key::LAUNCH1, VK_LAUNCH_APP2 }, // (0xB7)
// 0xB8-B9 are reserved.
{ Key::SEMICOLON, VK_OEM_1 }, // (0xBA)
// Misc. character, can vary by keyboard/region.
// Windows 2000/XP: For US standard keyboards, the ';:' key.
{ Key::EQUAL, VK_OEM_PLUS }, // (0xBB)
// Windows 2000/XP: For any country/region, the '+' key.
{ Key::COMMA, VK_OEM_COMMA }, // (0xBC)
// Windows 2000/XP: For any country/region, the ',' key.
{ Key::MINUS, VK_OEM_MINUS }, // (0xBD)
// Windows 2000/XP: For any country/region, the '-' key.
{ Key::PERIOD, VK_OEM_PERIOD }, // (0xBE)
// Windows 2000/XP: For any country/region, the '.' key.
{ Key::SLASH, VK_OEM_2 }, // (0xBF)
// Windows 2000/XP: For US standard keyboards, the '/?' key.
{ Key::QUOTELEFT, VK_OEM_3 }, // (0xC0)
// Windows 2000/XP: For US standard keyboards, the '`~' key.
// 0xC1-D7 are reserved. 0xD8-DA are unassigned.
// TODO: 0xC3-DA may be used for old gamepads? Maybe we want to support this? See WinUser.h.
{ Key::BRACKETLEFT, VK_OEM_4 }, // (0xDB)
// Misc. character, can vary by keyboard/region.
// Windows 2000/XP: For US standard keyboards, the '[{' key.
{ Key::BACKSLASH, VK_OEM_5 }, // (0xDC)
// Misc. character, can vary by keyboard/region.
// Windows 2000/XP: For US standard keyboards, the '\|' key.
{ Key::BRACKETRIGHT, VK_OEM_6 }, // (0xDD)
// Misc. character, can vary by keyboard/region.
// Windows 2000/XP: For US standard keyboards, the ']}' key.
{ Key::APOSTROPHE, VK_OEM_7 }, // (0xDE)
// Misc. character, can vary by keyboard/region.
// Windows 2000/XP: For US standard keyboards, single quote/double quote.
// VK_OEM_8 (0xDF)
// Misc. character, can vary by keyboard/region. We have no mapping.
// 0xE0 is reserved. 0xE1 is OEM specific, we have no mapping.
// VK_OEM_102 (0xE2)
// Either angle bracket or backslash key on the RT 102-key keyboard.
// Old and uncommon, we have no mapping.
{ Key::HELP, VK_ICO_HELP }, // (0xE3)
// OEM (ICO) help key. Map to help.
// 0xE4 is OEM (e.g. ICO) specific, we have no mapping.
// VK_PROCESSKEY (0xE5)
// For IME, we have no mapping.
{ Key::CLEAR, VK_ICO_CLEAR }, // (0xE6)
// OEM (ICO) clear key. Map to clear.
// VK_PACKET (0xE7)
// Used to pass Unicode characters as if they were keystrokes.
// See Win32 API docs. We have no mapping.
// 0xE8 is unassigned, 0xE9-F5 are OEM (Nokia/Ericsson) specific, we have no mappings.
{ Key::ESCAPE, VK_ATTN }, // (0xF6)
// Old IBM 'ATTN' key used on midrange computers, e.g. AS/400, map to Escape.
{ Key::TAB, VK_CRSEL }, // (0xF7)
// Old IBM 3270 'CrSel' (cursor select) key, used to select data fields, map to Tab.
// VK_EXSEL (0xF7)
// Old IBM 3270 extended selection key. No mapping.
// VK_EREOF (0xF8)
// Old IBM 3270 erase to end of field key. No mapping.
{ Key::MEDIAPLAY, VK_PLAY }, // (0xFA)
// Old IBM 3270 'Play' key. Map to media play.
// VK_ZOOM (0xFB)
// Old IBM 3290 'Zoom' key. No mapping.
// VK_NONAME (0xFC)
// Reserved. No mapping.
// VK_PA1 (0xFD)
// Old IBM 3270 PA1 key. No mapping.
{ Key::CLEAR, VK_OEM_CLEAR }, // (0xFE)
// OEM specific clear key. Unclear how it differs from normal clear. Map to clear.
{ Key::UNKNOWN, 0 }
};
static _WinTranslatePair _scancode_to_keycode[] = {
{ Key::ESCAPE, 0x01 },
{ Key::KEY_1, 0x02 },
{ Key::KEY_2, 0x03 },
{ Key::KEY_3, 0x04 },
{ Key::KEY_4, 0x05 },
{ Key::KEY_5, 0x06 },
{ Key::KEY_6, 0x07 },
{ Key::KEY_7, 0x08 },
{ Key::KEY_8, 0x09 },
{ Key::KEY_9, 0x0A },
{ Key::KEY_0, 0x0B },
{ Key::MINUS, 0x0C },
{ Key::EQUAL, 0x0D },
{ Key::BACKSPACE, 0x0E },
{ Key::TAB, 0x0F },
{ Key::Q, 0x10 },
{ Key::W, 0x11 },
{ Key::E, 0x12 },
{ Key::R, 0x13 },
{ Key::T, 0x14 },
{ Key::Y, 0x15 },
{ Key::U, 0x16 },
{ Key::I, 0x17 },
{ Key::O, 0x18 },
{ Key::P, 0x19 },
{ Key::BRACELEFT, 0x1A },
{ Key::BRACERIGHT, 0x1B },
{ Key::ENTER, 0x1C },
{ Key::CTRL, 0x1D },
{ Key::A, 0x1E },
{ Key::S, 0x1F },
{ Key::D, 0x20 },
{ Key::F, 0x21 },
{ Key::G, 0x22 },
{ Key::H, 0x23 },
{ Key::J, 0x24 },
{ Key::K, 0x25 },
{ Key::L, 0x26 },
{ Key::SEMICOLON, 0x27 },
{ Key::APOSTROPHE, 0x28 },
{ Key::QUOTELEFT, 0x29 },
{ Key::SHIFT, 0x2A },
{ Key::BACKSLASH, 0x2B },
{ Key::Z, 0x2C },
{ Key::X, 0x2D },
{ Key::C, 0x2E },
{ Key::V, 0x2F },
{ Key::B, 0x30 },
{ Key::N, 0x31 },
{ Key::M, 0x32 },
{ Key::COMMA, 0x33 },
{ Key::PERIOD, 0x34 },
{ Key::SLASH, 0x35 },
{ Key::SHIFT, 0x36 },
{ Key::PRINT, 0x37 },
{ Key::ALT, 0x38 },
{ Key::SPACE, 0x39 },
{ Key::CAPSLOCK, 0x3A },
{ Key::F1, 0x3B },
{ Key::F2, 0x3C },
{ Key::F3, 0x3D },
{ Key::F4, 0x3E },
{ Key::F5, 0x3F },
{ Key::F6, 0x40 },
{ Key::F7, 0x41 },
{ Key::F8, 0x42 },
{ Key::F9, 0x43 },
{ Key::F10, 0x44 },
{ Key::NUMLOCK, 0x45 },
{ Key::SCROLLLOCK, 0x46 },
{ Key::HOME, 0x47 },
{ Key::UP, 0x48 },
{ Key::PAGEUP, 0x49 },
{ Key::KP_SUBTRACT, 0x4A },
{ Key::LEFT, 0x4B },
{ Key::KP_5, 0x4C },
{ Key::RIGHT, 0x4D },
{ Key::KP_ADD, 0x4E },
{ Key::END, 0x4F },
{ Key::DOWN, 0x50 },
{ Key::PAGEDOWN, 0x51 },
{ Key::INSERT, 0x52 },
{ Key::KEY_DELETE, 0x53 },
{ Key::F11, 0x57 },
{ Key::F12, 0x58 },
{ Key::META, 0x5B },
{ Key::META, 0x5C },
{ Key::MENU, 0x5D },
{ Key::F13, 0x64 },
{ Key::F14, 0x65 },
{ Key::F15, 0x66 },
{ Key::F16, 0x67 },
{ Key::F17, 0x68 },
{ Key::F18, 0x69 },
{ Key::F19, 0x6A },
{ Key::F20, 0x6B },
{ Key::F21, 0x6C },
{ Key::F22, 0x6D },
{ Key::F23, 0x6E },
{ Key::F24, 0x76 },
{ Key::UNKNOWN, 0 }
};
Key KeyMappingWindows::get_keysym(unsigned int p_code) {
for (int i = 0; _vk_to_keycode[i].keysym != Key::UNKNOWN; i++) {
if (_vk_to_keycode[i].keycode == p_code) {
return _vk_to_keycode[i].keysym;
}
}
return Key::UNKNOWN;
}
unsigned int KeyMappingWindows::get_scancode(Key p_keycode) {
for (int i = 0; _scancode_to_keycode[i].keysym != Key::UNKNOWN; i++) {
if (_scancode_to_keycode[i].keysym == p_keycode) {
return _scancode_to_keycode[i].keycode;
}
}
return 0;
}
Key KeyMappingWindows::get_scansym(unsigned int p_code, bool p_extended) {
Key keycode = Key::UNKNOWN;
for (int i = 0; _scancode_to_keycode[i].keysym != Key::UNKNOWN; i++) {
if (_scancode_to_keycode[i].keycode == p_code) {
keycode = _scancode_to_keycode[i].keysym;
break;
}
}
if (p_extended) {
switch (keycode) {
case Key::ENTER: {
keycode = Key::KP_ENTER;
} break;
case Key::SLASH: {
keycode = Key::KP_DIVIDE;
} break;
case Key::CAPSLOCK: {
keycode = Key::KP_ADD;
} break;
default:
break;
}
} else {
switch (keycode) {
case Key::NUMLOCK: {
keycode = Key::PAUSE;
} break;
case Key::HOME: {
keycode = Key::KP_7;
} break;
case Key::UP: {
keycode = Key::KP_8;
} break;
case Key::PAGEUP: {
keycode = Key::KP_9;
} break;
case Key::LEFT: {
keycode = Key::KP_4;
} break;
case Key::RIGHT: {
keycode = Key::KP_6;
} break;
case Key::END: {
keycode = Key::KP_1;
} break;
case Key::DOWN: {
keycode = Key::KP_2;
} break;
case Key::PAGEDOWN: {
keycode = Key::KP_3;
} break;
case Key::INSERT: {
keycode = Key::KP_0;
} break;
case Key::KEY_DELETE: {
keycode = Key::KP_PERIOD;
} break;
case Key::PRINT: {
keycode = Key::KP_MULTIPLY;
} break;
default:
break;
}
}
return keycode;
}
bool KeyMappingWindows::is_extended_key(unsigned int p_code) {
return p_code == VK_INSERT ||
p_code == VK_DELETE ||
p_code == VK_HOME ||
p_code == VK_END ||
p_code == VK_PRIOR ||
p_code == VK_NEXT ||
p_code == VK_LEFT ||
p_code == VK_UP ||
p_code == VK_RIGHT ||
p_code == VK_DOWN;
}
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