478 lines
15 KiB
Plaintext
478 lines
15 KiB
Plaintext
/*************************************************************************/
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/* key_mapping_osx.mm */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "key_mapping_osx.h"
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#include <Carbon/Carbon.h>
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#include <Cocoa/Cocoa.h>
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bool KeyMappingOSX::is_numpad_key(unsigned int key) {
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static const unsigned int table[] = {
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0x41, /* kVK_ANSI_KeypadDecimal */
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0x43, /* kVK_ANSI_KeypadMultiply */
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0x45, /* kVK_ANSI_KeypadPlus */
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0x47, /* kVK_ANSI_KeypadClear */
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0x4b, /* kVK_ANSI_KeypadDivide */
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0x4c, /* kVK_ANSI_KeypadEnter */
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0x4e, /* kVK_ANSI_KeypadMinus */
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0x51, /* kVK_ANSI_KeypadEquals */
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0x52, /* kVK_ANSI_Keypad0 */
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0x53, /* kVK_ANSI_Keypad1 */
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0x54, /* kVK_ANSI_Keypad2 */
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0x55, /* kVK_ANSI_Keypad3 */
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0x56, /* kVK_ANSI_Keypad4 */
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0x57, /* kVK_ANSI_Keypad5 */
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0x58, /* kVK_ANSI_Keypad6 */
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0x59, /* kVK_ANSI_Keypad7 */
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0x5b, /* kVK_ANSI_Keypad8 */
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0x5c, /* kVK_ANSI_Keypad9 */
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0x5f, /* kVK_JIS_KeypadComma */
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0x00
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};
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for (int i = 0; table[i] != 0; i++) {
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if (key == table[i]) {
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return true;
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}
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}
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return false;
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}
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// Keyboard symbol translation table.
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static const Key _osx_to_godot_table[128] = {
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/* 00 */ Key::A,
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/* 01 */ Key::S,
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/* 02 */ Key::D,
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/* 03 */ Key::F,
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/* 04 */ Key::H,
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/* 05 */ Key::G,
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/* 06 */ Key::Z,
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/* 07 */ Key::X,
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/* 08 */ Key::C,
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/* 09 */ Key::V,
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/* 0a */ Key::SECTION, /* ISO Section */
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/* 0b */ Key::B,
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/* 0c */ Key::Q,
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/* 0d */ Key::W,
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/* 0e */ Key::E,
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/* 0f */ Key::R,
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/* 10 */ Key::Y,
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/* 11 */ Key::T,
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/* 12 */ Key::KEY_1,
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/* 13 */ Key::KEY_2,
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/* 14 */ Key::KEY_3,
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/* 15 */ Key::KEY_4,
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/* 16 */ Key::KEY_6,
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/* 17 */ Key::KEY_5,
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/* 18 */ Key::EQUAL,
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/* 19 */ Key::KEY_9,
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/* 1a */ Key::KEY_7,
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/* 1b */ Key::MINUS,
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/* 1c */ Key::KEY_8,
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/* 1d */ Key::KEY_0,
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/* 1e */ Key::BRACERIGHT,
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/* 1f */ Key::O,
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/* 20 */ Key::U,
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/* 21 */ Key::BRACELEFT,
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/* 22 */ Key::I,
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/* 23 */ Key::P,
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/* 24 */ Key::ENTER,
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/* 25 */ Key::L,
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/* 26 */ Key::J,
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/* 27 */ Key::APOSTROPHE,
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/* 28 */ Key::K,
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/* 29 */ Key::SEMICOLON,
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/* 2a */ Key::BACKSLASH,
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/* 2b */ Key::COMMA,
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/* 2c */ Key::SLASH,
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/* 2d */ Key::N,
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/* 2e */ Key::M,
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/* 2f */ Key::PERIOD,
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/* 30 */ Key::TAB,
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/* 31 */ Key::SPACE,
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/* 32 */ Key::QUOTELEFT,
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/* 33 */ Key::BACKSPACE,
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/* 34 */ Key::UNKNOWN,
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/* 35 */ Key::ESCAPE,
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/* 36 */ Key::META,
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/* 37 */ Key::META,
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/* 38 */ Key::SHIFT,
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/* 39 */ Key::CAPSLOCK,
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/* 3a */ Key::ALT,
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/* 3b */ Key::CTRL,
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/* 3c */ Key::SHIFT,
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/* 3d */ Key::ALT,
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/* 3e */ Key::CTRL,
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/* 3f */ Key::UNKNOWN, /* Function */
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/* 40 */ Key::UNKNOWN, /* F17 */
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/* 41 */ Key::KP_PERIOD,
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/* 42 */ Key::UNKNOWN,
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/* 43 */ Key::KP_MULTIPLY,
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/* 44 */ Key::UNKNOWN,
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/* 45 */ Key::KP_ADD,
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/* 46 */ Key::UNKNOWN,
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/* 47 */ Key::NUMLOCK, /* Really KeypadClear... */
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/* 48 */ Key::VOLUMEUP, /* VolumeUp */
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/* 49 */ Key::VOLUMEDOWN, /* VolumeDown */
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/* 4a */ Key::VOLUMEMUTE, /* Mute */
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/* 4b */ Key::KP_DIVIDE,
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/* 4c */ Key::KP_ENTER,
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/* 4d */ Key::UNKNOWN,
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/* 4e */ Key::KP_SUBTRACT,
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/* 4f */ Key::UNKNOWN, /* F18 */
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/* 50 */ Key::UNKNOWN, /* F19 */
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/* 51 */ Key::EQUAL, /* KeypadEqual */
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/* 52 */ Key::KP_0,
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/* 53 */ Key::KP_1,
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/* 54 */ Key::KP_2,
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/* 55 */ Key::KP_3,
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/* 56 */ Key::KP_4,
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/* 57 */ Key::KP_5,
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/* 58 */ Key::KP_6,
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/* 59 */ Key::KP_7,
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/* 5a */ Key::UNKNOWN, /* F20 */
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/* 5b */ Key::KP_8,
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/* 5c */ Key::KP_9,
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/* 5d */ Key::YEN, /* JIS Yen */
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/* 5e */ Key::UNDERSCORE, /* JIS Underscore */
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/* 5f */ Key::COMMA, /* JIS KeypadComma */
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/* 60 */ Key::F5,
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/* 61 */ Key::F6,
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/* 62 */ Key::F7,
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/* 63 */ Key::F3,
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/* 64 */ Key::F8,
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/* 65 */ Key::F9,
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/* 66 */ Key::UNKNOWN, /* JIS Eisu */
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/* 67 */ Key::F11,
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/* 68 */ Key::UNKNOWN, /* JIS Kana */
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/* 69 */ Key::F13,
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/* 6a */ Key::F16,
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/* 6b */ Key::F14,
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/* 6c */ Key::UNKNOWN,
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/* 6d */ Key::F10,
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/* 6e */ Key::MENU,
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/* 6f */ Key::F12,
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/* 70 */ Key::UNKNOWN,
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/* 71 */ Key::F15,
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/* 72 */ Key::INSERT, /* Really Help... */
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/* 73 */ Key::HOME,
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/* 74 */ Key::PAGEUP,
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/* 75 */ Key::KEY_DELETE,
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/* 76 */ Key::F4,
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/* 77 */ Key::END,
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/* 78 */ Key::F2,
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/* 79 */ Key::PAGEDOWN,
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/* 7a */ Key::F1,
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/* 7b */ Key::LEFT,
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/* 7c */ Key::RIGHT,
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/* 7d */ Key::DOWN,
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/* 7e */ Key::UP,
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/* 7f */ Key::UNKNOWN,
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};
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// Translates a OS X keycode to a Godot keycode.
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Key KeyMappingOSX::translate_key(unsigned int key) {
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if (key >= 128) {
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return Key::UNKNOWN;
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}
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return _osx_to_godot_table[key];
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}
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// Translates a Godot keycode back to a OSX keycode.
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unsigned int KeyMappingOSX::unmap_key(Key key) {
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for (int i = 0; i <= 126; i++) {
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if (_osx_to_godot_table[i] == key) {
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return i;
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}
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}
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return 127;
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}
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struct _KeyCodeMap {
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UniChar kchar;
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Key kcode;
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};
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static const _KeyCodeMap _keycodes[55] = {
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{ '`', Key::QUOTELEFT },
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{ '~', Key::ASCIITILDE },
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{ '0', Key::KEY_0 },
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{ '1', Key::KEY_1 },
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{ '2', Key::KEY_2 },
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{ '3', Key::KEY_3 },
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{ '4', Key::KEY_4 },
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{ '5', Key::KEY_5 },
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{ '6', Key::KEY_6 },
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{ '7', Key::KEY_7 },
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{ '8', Key::KEY_8 },
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{ '9', Key::KEY_9 },
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{ '-', Key::MINUS },
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{ '_', Key::UNDERSCORE },
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{ '=', Key::EQUAL },
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{ '+', Key::PLUS },
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{ 'q', Key::Q },
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{ 'w', Key::W },
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{ 'e', Key::E },
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{ 'r', Key::R },
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{ 't', Key::T },
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{ 'y', Key::Y },
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{ 'u', Key::U },
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{ 'i', Key::I },
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{ 'o', Key::O },
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{ 'p', Key::P },
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{ '[', Key::BRACELEFT },
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{ ']', Key::BRACERIGHT },
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{ '{', Key::BRACELEFT },
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{ '}', Key::BRACERIGHT },
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{ 'a', Key::A },
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{ 's', Key::S },
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{ 'd', Key::D },
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{ 'f', Key::F },
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{ 'g', Key::G },
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{ 'h', Key::H },
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{ 'j', Key::J },
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{ 'k', Key::K },
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{ 'l', Key::L },
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{ ';', Key::SEMICOLON },
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{ ':', Key::COLON },
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{ '\'', Key::APOSTROPHE },
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{ '\"', Key::QUOTEDBL },
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{ '\\', Key::BACKSLASH },
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{ '#', Key::NUMBERSIGN },
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{ 'z', Key::Z },
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{ 'x', Key::X },
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{ 'c', Key::C },
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{ 'v', Key::V },
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{ 'b', Key::B },
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{ 'n', Key::N },
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{ 'm', Key::M },
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{ ',', Key::COMMA },
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{ '.', Key::PERIOD },
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{ '/', Key::SLASH }
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};
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// Remap key according to current keyboard layout.
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Key KeyMappingOSX::remap_key(unsigned int key, unsigned int state) {
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if (is_numpad_key(key)) {
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return translate_key(key);
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}
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TISInputSourceRef current_keyboard = TISCopyCurrentKeyboardInputSource();
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if (!current_keyboard) {
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return translate_key(key);
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}
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CFDataRef layout_data = (CFDataRef)TISGetInputSourceProperty(current_keyboard, kTISPropertyUnicodeKeyLayoutData);
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if (!layout_data) {
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return translate_key(key);
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}
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const UCKeyboardLayout *keyboard_layout = (const UCKeyboardLayout *)CFDataGetBytePtr(layout_data);
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UInt32 keys_down = 0;
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UniChar chars[4];
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UniCharCount real_length;
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OSStatus err = UCKeyTranslate(keyboard_layout,
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key,
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kUCKeyActionDisplay,
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(state >> 8) & 0xFF,
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LMGetKbdType(),
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kUCKeyTranslateNoDeadKeysBit,
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&keys_down,
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sizeof(chars) / sizeof(chars[0]),
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&real_length,
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chars);
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if (err != noErr) {
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return translate_key(key);
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}
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for (unsigned int i = 0; i < 55; i++) {
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if (_keycodes[i].kchar == chars[0]) {
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return _keycodes[i].kcode;
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}
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}
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return translate_key(key);
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}
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struct _KeyCodeText {
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Key code;
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char32_t text;
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};
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static const _KeyCodeText _native_keycodes[] = {
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/* clang-format off */
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{Key::ESCAPE ,0x001B},
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{Key::TAB ,0x0009},
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{Key::BACKTAB ,0x007F},
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{Key::BACKSPACE ,0x0008},
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{Key::ENTER ,0x000D},
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{Key::INSERT ,NSInsertFunctionKey},
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{Key::KEY_DELETE ,0x007F},
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{Key::PAUSE ,NSPauseFunctionKey},
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{Key::PRINT ,NSPrintScreenFunctionKey},
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{Key::SYSREQ ,NSSysReqFunctionKey},
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{Key::CLEAR ,NSClearLineFunctionKey},
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{Key::HOME ,0x2196},
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{Key::END ,0x2198},
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{Key::LEFT ,0x001C},
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{Key::UP ,0x001E},
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{Key::RIGHT ,0x001D},
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{Key::DOWN ,0x001F},
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{Key::PAGEUP ,0x21DE},
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{Key::PAGEDOWN ,0x21DF},
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{Key::NUMLOCK ,NSClearLineFunctionKey},
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{Key::SCROLLLOCK ,NSScrollLockFunctionKey},
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{Key::F1 ,NSF1FunctionKey},
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{Key::F2 ,NSF2FunctionKey},
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{Key::F3 ,NSF3FunctionKey},
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{Key::F4 ,NSF4FunctionKey},
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{Key::F5 ,NSF5FunctionKey},
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{Key::F6 ,NSF6FunctionKey},
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{Key::F7 ,NSF7FunctionKey},
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{Key::F8 ,NSF8FunctionKey},
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{Key::F9 ,NSF9FunctionKey},
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{Key::F10 ,NSF10FunctionKey},
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{Key::F11 ,NSF11FunctionKey},
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{Key::F12 ,NSF12FunctionKey},
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{Key::F13 ,NSF13FunctionKey},
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{Key::F14 ,NSF14FunctionKey},
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{Key::F15 ,NSF15FunctionKey},
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{Key::F16 ,NSF16FunctionKey}, //* ... NSF35FunctionKey */
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{Key::MENU ,NSMenuFunctionKey},
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{Key::HELP ,NSHelpFunctionKey},
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{Key::STOP ,NSStopFunctionKey},
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{Key::LAUNCH0 ,NSUserFunctionKey},
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{Key::SPACE ,0x0020},
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{Key::EXCLAM ,'!'},
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{Key::QUOTEDBL ,'\"'},
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{Key::NUMBERSIGN ,'#'},
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{Key::DOLLAR ,'$'},
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{Key::PERCENT ,'\%'},
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{Key::AMPERSAND ,'&'},
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{Key::APOSTROPHE ,'\''},
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{Key::PARENLEFT ,'('},
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{Key::PARENRIGHT ,')'},
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{Key::ASTERISK ,'*'},
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{Key::PLUS ,'+'},
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{Key::COMMA ,','},
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{Key::MINUS ,'-'},
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{Key::PERIOD ,'.'},
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{Key::SLASH ,'/'},
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{Key::KEY_0 ,'0'},
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{Key::KEY_1 ,'1'},
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{Key::KEY_2 ,'2'},
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{Key::KEY_3 ,'3'},
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{Key::KEY_4 ,'4'},
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{Key::KEY_5 ,'5'},
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{Key::KEY_6 ,'6'},
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{Key::KEY_7 ,'7'},
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{Key::KEY_8 ,'8'},
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{Key::KEY_9 ,'9'},
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{Key::COLON ,':'},
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{Key::SEMICOLON ,';'},
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{Key::LESS ,'<'},
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{Key::EQUAL ,'='},
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{Key::GREATER ,'>'},
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{Key::QUESTION ,'?'},
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{Key::AT ,'@'},
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{Key::A ,'a'},
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{Key::B ,'b'},
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{Key::C ,'c'},
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{Key::D ,'d'},
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{Key::E ,'e'},
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{Key::F ,'f'},
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{Key::G ,'g'},
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{Key::H ,'h'},
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{Key::I ,'i'},
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{Key::J ,'j'},
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{Key::K ,'k'},
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{Key::L ,'l'},
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{Key::M ,'m'},
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{Key::N ,'n'},
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{Key::O ,'o'},
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{Key::P ,'p'},
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{Key::Q ,'q'},
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{Key::R ,'r'},
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{Key::S ,'s'},
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{Key::T ,'t'},
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{Key::U ,'u'},
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{Key::V ,'v'},
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{Key::W ,'w'},
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{Key::X ,'x'},
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{Key::Y ,'y'},
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{Key::Z ,'z'},
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{Key::BRACKETLEFT ,'['},
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{Key::BACKSLASH ,'\\'},
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{Key::BRACKETRIGHT ,']'},
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{Key::ASCIICIRCUM ,'^'},
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{Key::UNDERSCORE ,'_'},
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{Key::QUOTELEFT ,'`'},
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{Key::BRACELEFT ,'{'},
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{Key::BAR ,'|'},
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{Key::BRACERIGHT ,'}'},
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{Key::ASCIITILDE ,'~'},
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{Key::NONE ,0x0000}
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/* clang-format on */
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};
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String KeyMappingOSX::keycode_get_native_string(Key p_keycode) {
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const _KeyCodeText *kct = &_native_keycodes[0];
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while (kct->text) {
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if (kct->code == p_keycode) {
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return String::chr(kct->text);
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}
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kct++;
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}
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return String();
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}
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unsigned int KeyMappingOSX::keycode_get_native_mask(Key p_keycode) {
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unsigned int mask = 0;
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if ((p_keycode & KeyModifierMask::CTRL) != Key::NONE) {
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mask |= NSEventModifierFlagControl;
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}
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if ((p_keycode & KeyModifierMask::ALT) != Key::NONE) {
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mask |= NSEventModifierFlagOption;
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}
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if ((p_keycode & KeyModifierMask::SHIFT) != Key::NONE) {
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mask |= NSEventModifierFlagShift;
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}
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if ((p_keycode & KeyModifierMask::META) != Key::NONE) {
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mask |= NSEventModifierFlagCommand;
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}
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if ((p_keycode & KeyModifierMask::KPAD) != Key::NONE) {
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mask |= NSEventModifierFlagNumericPad;
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}
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return mask;
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}
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