15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2011 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 5d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)#include "ui/events/keycodes/keyboard_code_conversion.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 7d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)#include "ui/events/event_constants.h" 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace ui { 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)uint16 GetCharacterFromKeyCode(KeyboardCode key_code, int flags) { 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const bool ctrl = (flags & EF_CONTROL_DOWN) != 0; 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const bool shift = (flags & EF_SHIFT_DOWN) != 0; 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const bool upper = shift ^ ((flags & EF_CAPS_LOCK_DOWN) != 0); 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Following Windows behavior to map ctrl-a ~ ctrl-z to \x01 ~ \x1A. 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (key_code >= VKEY_A && key_code <= VKEY_Z) 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return key_code - VKEY_A + (ctrl ? 1 : (upper ? 'A' : 'a')); 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Other ctrl characters 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (ctrl) { 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (shift) { 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // following graphics chars require shift key to input. 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) switch (key_code) { 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ctrl-@ maps to \x00 (Null byte) 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_2: 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 0; 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ctrl-^ maps to \x1E (Record separator, Information separator two) 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_6: 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 0x1E; 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ctrl-_ maps to \x1F (Unit separator, Information separator one) 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_OEM_MINUS: 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 0x1F; 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Returns 0 for all other keys to avoid inputting unexpected chars. 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) default: 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 0; 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) switch (key_code) { 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ctrl-[ maps to \x1B (Escape) 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_OEM_4: 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 0x1B; 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ctrl-\ maps to \x1C (File separator, Information separator four) 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_OEM_5: 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 0x1C; 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ctrl-] maps to \x1D (Group separator, Information separator three) 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_OEM_6: 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 0x1D; 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ctrl-Enter maps to \x0A (Line feed) 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_RETURN: 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 0x0A; 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Returns 0 for all other keys to avoid inputting unexpected chars. 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) default: 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 0; 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // For IME support. 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (key_code == ui::VKEY_PROCESSKEY) 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 0xE5; 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Normal characters 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (key_code >= VKEY_0 && key_code <= VKEY_9) { 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return shift ? ")!@#$%^&*("[key_code - VKEY_0] : 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) static_cast<uint16>(key_code); 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else if (key_code >= VKEY_NUMPAD0 && key_code <= VKEY_NUMPAD9) { 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return key_code - VKEY_NUMPAD0 + '0'; 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) switch (key_code) { 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_TAB: 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return '\t'; 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_RETURN: 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return '\r'; 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_MULTIPLY: 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return '*'; 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_ADD: 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return '+'; 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_SUBTRACT: 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return '-'; 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_DECIMAL: 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return '.'; 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_DIVIDE: 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return '/'; 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_SPACE: 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return ' '; 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_OEM_1: 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return shift ? ':' : ';'; 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_OEM_PLUS: 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return shift ? '+' : '='; 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_OEM_COMMA: 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return shift ? '<' : ','; 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_OEM_MINUS: 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return shift ? '_' : '-'; 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_OEM_PERIOD: 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return shift ? '>' : '.'; 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_OEM_2: 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return shift ? '?' : '/'; 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_OEM_3: 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return shift ? '~' : '`'; 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_OEM_4: 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return shift ? '{' : '['; 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_OEM_5: 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return shift ? '|' : '\\'; 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_OEM_6: 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return shift ? '}' : ']'; 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case VKEY_OEM_7: 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return shift ? '"' : '\''; 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) default: 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return 0; 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace ui 116