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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/events/keycodes/keyboard_code_conversion_x.h"
#include <stddef.h>
#include <algorithm>
#define XK_3270 // for XK_3270_BackTab
#include <X11/XF86keysym.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/extensions/XInput2.h>
#include <X11/keysym.h>
#include "base/logging.h"
#include "base/macros.h"
#include "base/strings/stringprintf.h"
#include "base/strings/sys_string_conversions.h"
#include "base/strings/utf_string_conversions.h"
#include "ui/events/keycodes/dom/keycode_converter.h"
#include "ui/events/keycodes/keyboard_code_conversion_xkb.h"
#include "ui/events/x/keysym_to_unicode.h"
#define VKEY_UNSUPPORTED VKEY_UNKNOWN
namespace ui {
namespace {
// MAP0 - MAP3:
// These are the generated VKEY code maps for all possible Latin keyboard
// layouts in Windows. And the maps are only for special letter keys excluding
// [a-z] & [0-9].
//
// ch0: the keysym without modifier states.
// ch1: the keysym with shift state.
// ch2: the keysym with altgr state.
// sc: the hardware keycode (in Windows, it's called scan code).
// vk: the VKEY code.
//
// MAP0: maps from ch0 to vk.
// MAP1: maps from ch0+sc to vk.
// MAP2: maps from ch0+ch1+sc to vk.
// MAP3: maps from ch0+ch1+ch2+sc to vk.
// MAP0 - MAP3 are all sorted, so that finding VK can be binary search.
//
// Reason for creating these maps is because a hard-coded mapping in
// KeyboardCodeFromXKeysym() doesn't support non-US keyboard layouts.
// e.g. in UK keyboard, the key between Quote and Enter keys has the VKEY code
// VKEY_OEM_5 instead of VKEY_3.
//
// The key symbols which are not [a-zA-Z0-9] and functional/extend keys (e.g.
// TAB, ENTER, BS, Arrow keys, modifier keys, F1-F12, media/app keys, etc.)
// should go through these maps for correct VKEY codes.
//
// Please refer to crbug.com/386066.
//
const struct MAP0 {
KeySym ch0;
uint8_t vk;
bool operator()(const MAP0& m1, const MAP0& m2) const {
return m1.ch0 < m2.ch0;
}
} map0[] = {
{0x0025, 0x35}, // XK_percent: VKEY_5
{0x0026, 0x31}, // XK_ampersand: VKEY_1
{0x003C, 0xDC}, // XK_less: VKEY_OEM_5
{0x007B, 0xDE}, // XK_braceleft: VKEY_OEM_7
{0x007C, 0xDC}, // XK_bar: VKEY_OEM_5
{0x007D, 0xBF}, // XK_braceright: VKEY_OEM_2
{0x007E, 0xDC}, // XK_asciitilde: VKEY_OEM_5
{0x00A1, 0xDD}, // XK_exclamdown: VKEY_OEM_6
{0x00AD, 0xC0}, // XK_hyphen: VKEY_OEM_3
{0x00B2, 0xDE}, // XK_twosuperior: VKEY_OEM_7
{0x00B5, 0xDC}, // XK_mu: VKEY_OEM_5
{0x00BB, 0x39}, // XK_guillemotright: VKEY_9
{0x00BD, 0xDC}, // XK_onehalf: VKEY_OEM_5
{0x00BF, 0xDD}, // XK_questiondown: VKEY_OEM_6
{0x00DF, 0xDB}, // XK_ssharp: VKEY_OEM_4
{0x00E5, 0xDD}, // XK_aring: VKEY_OEM_6
{0x00EA, 0x33}, // XK_ecircumflex: VKEY_3
{0x00EB, 0xBA}, // XK_ediaeresis: VKEY_OEM_1
{0x00EC, 0xDD}, // XK_igrave: VKEY_OEM_6
{0x00EE, 0xDD}, // XK_icircumflex: VKEY_OEM_6
{0x00F1, 0xC0}, // XK_ntilde: VKEY_OEM_3
{0x00F2, 0xC0}, // XK_ograve: VKEY_OEM_3
{0x00F5, 0xDB}, // XK_otilde: VKEY_OEM_4
{0x00F7, 0xDD}, // XK_division: VKEY_OEM_6
{0x00FD, 0x37}, // XK_yacute: VKEY_7
{0x00FE, 0xBD}, // XK_thorn: VKEY_OEM_MINUS
{0x01A1, 0xDD}, // XK_ohorn: VKEY_OEM_6
{0x01B0, 0xDB}, // XK_uhorn: VKEY_OEM_4
{0x01B5, 0x32}, // XK_lcaron: VKEY_2
{0x01B6, 0xDD}, // XK_zstroke: VKEY_OEM_6
{0x01BB, 0x35}, // XK_tcaron: VKEY_5
{0x01E6, 0xDE}, // XK_cacute: VKEY_OEM_7
{0x01EC, 0x32}, // XK_ecaron: VKEY_2
{0x01F2, 0xDC}, // XK_ncaron: VKEY_OEM_5
{0x01F5, 0xDB}, // XK_odoubleacute: VKEY_OEM_4
{0x01F8, 0x35}, // XK_rcaron: VKEY_5
{0x01F9, 0xBA}, // XK_uring: VKEY_OEM_1
{0x01FB, 0xDC}, // XK_udoubleacute: VKEY_OEM_5
{0x01FE, 0xDE}, // XK_tcedilla: VKEY_OEM_7
{0x0259, 0xC0}, // XK_schwa: VKEY_OEM_3
{0x02B1, 0xDD}, // XK_hstroke: VKEY_OEM_6
{0x02B9, 0xBA}, // XK_idotless: VKEY_OEM_1
{0x02BB, 0xDD}, // XK_gbreve: VKEY_OEM_6
{0x02E5, 0xC0}, // XK_cabovedot: VKEY_OEM_3
{0x02F5, 0xDB}, // XK_gabovedot: VKEY_OEM_4
{0x03B6, 0xBF}, // XK_lcedilla: VKEY_OEM_2
{0x03BA, 0x57}, // XK_emacron: VKEY_W
{0x03E0, 0xDF}, // XK_amacron: VKEY_OEM_8
{0x03EF, 0xDD}, // XK_imacron: VKEY_OEM_6
{0x03F1, 0xDB}, // XK_ncedilla: VKEY_OEM_4
{0x03F3, 0xDC}, // XK_kcedilla: VKEY_OEM_5
};
const struct MAP1 {
KeySym ch0;
unsigned sc;
uint8_t vk;
bool operator()(const MAP1& m1, const MAP1& m2) const {
if (m1.ch0 == m2.ch0)
return m1.sc < m2.sc;
return m1.ch0 < m2.ch0;
}
} map1[] = {
{0x0021, 0x0A, 0x31}, // XK_exclam+AE01: VKEY_1
{0x0021, 0x11, 0x38}, // XK_exclam+AE08: VKEY_8
{0x0021, 0x3D, 0xDF}, // XK_exclam+AB10: VKEY_OEM_8
{0x0022, 0x0B, 0x32}, // XK_quotedbl+AE02: VKEY_2
{0x0022, 0x0C, 0x33}, // XK_quotedbl+AE03: VKEY_3
{0x0023, 0x31, 0xDE}, // XK_numbersign+TLDE: VKEY_OEM_7
{0x0024, 0x23, 0xBA}, // XK_dollar+AD12: VKEY_OEM_1
{0x0024, 0x33, 0xDF}, // XK_dollar+BKSL: VKEY_OEM_8
{0x0027, 0x0D, 0x34}, // XK_quoteright+AE04: VKEY_4
{0x0027, 0x18, 0xDE}, // XK_quoteright+AD01: VKEY_OEM_7
{0x0027, 0x23, 0xBA}, // XK_quoteright+AD12: VKEY_OEM_1
{0x0027, 0x3D, 0xDE}, // XK_quoteright+AB10: VKEY_OEM_7
{0x0028, 0x0E, 0x35}, // XK_parenleft+AE05: VKEY_5
{0x0028, 0x12, 0x39}, // XK_parenleft+AE09: VKEY_9
{0x0028, 0x33, 0xDC}, // XK_parenleft+BKSL: VKEY_OEM_5
{0x0029, 0x13, 0x30}, // XK_parenright+AE10: VKEY_0
{0x0029, 0x14, 0xDB}, // XK_parenright+AE11: VKEY_OEM_4
{0x0029, 0x23, 0xDD}, // XK_parenright+AD12: VKEY_OEM_6
{0x002A, 0x23, 0xBA}, // XK_asterisk+AD12: VKEY_OEM_1
{0x002A, 0x33, 0xDC}, // XK_asterisk+BKSL: VKEY_OEM_5
{0x002B, 0x0A, 0x31}, // XK_plus+AE01: VKEY_1
{0x002B, 0x15, 0xBB}, // XK_plus+AE12: VKEY_OEM_PLUS
{0x002B, 0x22, 0xBB}, // XK_plus+AD11: VKEY_OEM_PLUS
{0x002B, 0x23, 0xBB}, // XK_plus+AD12: VKEY_OEM_PLUS
{0x002B, 0x2F, 0xBB}, // XK_plus+AC10: VKEY_OEM_PLUS
{0x002B, 0x33, 0xBF}, // XK_plus+BKSL: VKEY_OEM_2
{0x002C, 0x0C, 0x33}, // XK_comma+AE03: VKEY_3
{0x002C, 0x0E, 0x35}, // XK_comma+AE05: VKEY_5
{0x002C, 0x0F, 0x36}, // XK_comma+AE06: VKEY_6
{0x002C, 0x12, 0x39}, // XK_comma+AE09: VKEY_9
{0x002C, 0x19, 0xBC}, // XK_comma+AD02: VKEY_OEM_COMMA
{0x002C, 0x37, 0xBC}, // XK_comma+AB04: VKEY_OEM_COMMA
{0x002C, 0x3A, 0xBC}, // XK_comma+AB07: VKEY_OEM_COMMA
{0x002C, 0x3B, 0xBC}, // XK_comma+AB08: VKEY_OEM_COMMA
{0x002D, 0x0B, 0x32}, // XK_minus+AE02: VKEY_2
{0x002D, 0x0F, 0x36}, // XK_minus+AE06: VKEY_6
{0x002D, 0x14, 0xBD}, // XK_minus+AE11: VKEY_OEM_MINUS
{0x002D, 0x26, 0xBD}, // XK_minus+AC01: VKEY_OEM_MINUS
{0x002D, 0x30, 0xBD}, // XK_minus+AC11: VKEY_OEM_MINUS
{0x002E, 0x10, 0x37}, // XK_period+AE07: VKEY_7
{0x002E, 0x11, 0x38}, // XK_period+AE08: VKEY_8
{0x002E, 0x1A, 0xBE}, // XK_period+AD03: VKEY_OEM_PERIOD
{0x002E, 0x1B, 0xBE}, // XK_period+AD04: VKEY_OEM_PERIOD
{0x002E, 0x20, 0xBE}, // XK_period+AD09: VKEY_OEM_PERIOD
{0x002E, 0x30, 0xDE}, // XK_period+AC11: VKEY_OEM_7
{0x002E, 0x3C, 0xBE}, // XK_period+AB09: VKEY_OEM_PERIOD
{0x002E, 0x3D, 0xBF}, // XK_period+AB10: VKEY_OEM_2
{0x002F, 0x14, 0xDB}, // XK_slash+AE11: VKEY_OEM_4
{0x002F, 0x22, 0xBF}, // XK_slash+AD11: VKEY_OEM_2
{0x002F, 0x31, 0xDE}, // XK_slash+TLDE: VKEY_OEM_7
{0x002F, 0x33, 0xDC}, // XK_slash+BKSL: VKEY_OEM_5
{0x002F, 0x3D, 0xBF}, // XK_slash+AB10: VKEY_OEM_2
{0x003A, 0x0A, 0x31}, // XK_colon+AE01: VKEY_1
{0x003A, 0x0E, 0x35}, // XK_colon+AE05: VKEY_5
{0x003A, 0x0F, 0x36}, // XK_colon+AE06: VKEY_6
{0x003A, 0x3C, 0xBF}, // XK_colon+AB09: VKEY_OEM_2
{0x003B, 0x0D, 0x34}, // XK_semicolon+AE04: VKEY_4
{0x003B, 0x11, 0x38}, // XK_semicolon+AE08: VKEY_8
{0x003B, 0x18, 0xBA}, // XK_semicolon+AD01: VKEY_OEM_1
{0x003B, 0x22, 0xBA}, // XK_semicolon+AD11: VKEY_OEM_1
{0x003B, 0x23, 0xDD}, // XK_semicolon+AD12: VKEY_OEM_6
{0x003B, 0x2F, 0xBA}, // XK_semicolon+AC10: VKEY_OEM_1
{0x003B, 0x31, 0xC0}, // XK_semicolon+TLDE: VKEY_OEM_3
{0x003B, 0x34, 0xBA}, // XK_semicolon+AB01: VKEY_OEM_1
{0x003B, 0x3B, 0xBE}, // XK_semicolon+AB08: VKEY_OEM_PERIOD
{0x003B, 0x3D, 0xBF}, // XK_semicolon+AB10: VKEY_OEM_2
{0x003D, 0x11, 0x38}, // XK_equal+AE08: VKEY_8
{0x003D, 0x15, 0xBB}, // XK_equal+AE12: VKEY_OEM_PLUS
{0x003D, 0x23, 0xBB}, // XK_equal+AD12: VKEY_OEM_PLUS
{0x003F, 0x0B, 0x32}, // XK_question+AE02: VKEY_2
{0x003F, 0x10, 0x37}, // XK_question+AE07: VKEY_7
{0x003F, 0x11, 0x38}, // XK_question+AE08: VKEY_8
{0x003F, 0x14, 0xBB}, // XK_question+AE11: VKEY_OEM_PLUS
{0x0040, 0x23, 0xDD}, // XK_at+AD12: VKEY_OEM_6
{0x0040, 0x31, 0xDE}, // XK_at+TLDE: VKEY_OEM_7
{0x005B, 0x0A, 0xDB}, // XK_bracketleft+AE01: VKEY_OEM_4
{0x005B, 0x14, 0xDB}, // XK_bracketleft+AE11: VKEY_OEM_4
{0x005B, 0x22, 0xDB}, // XK_bracketleft+AD11: VKEY_OEM_4
{0x005B, 0x23, 0xDD}, // XK_bracketleft+AD12: VKEY_OEM_6
{0x005B, 0x30, 0xDE}, // XK_bracketleft+AC11: VKEY_OEM_7
{0x005C, 0x15, 0xDB}, // XK_backslash+AE12: VKEY_OEM_4
{0x005D, 0x0B, 0xDD}, // XK_bracketright+AE02: VKEY_OEM_6
{0x005D, 0x15, 0xDD}, // XK_bracketright+AE12: VKEY_OEM_6
{0x005D, 0x23, 0xDD}, // XK_bracketright+AD12: VKEY_OEM_6
{0x005D, 0x31, 0xC0}, // XK_bracketright+TLDE: VKEY_OEM_3
{0x005D, 0x33, 0xDC}, // XK_bracketright+BKSL: VKEY_OEM_5
{0x005F, 0x11, 0x38}, // XK_underscore+AE08: VKEY_8
{0x005F, 0x14, 0xBD}, // XK_underscore+AE11: VKEY_OEM_MINUS
{0x00A7, 0x0D, 0x34}, // XK_section+AE04: VKEY_4
{0x00A7, 0x0F, 0x36}, // XK_section+AE06: VKEY_6
{0x00A7, 0x30, 0xDE}, // XK_section+AC11: VKEY_OEM_7
{0x00AB, 0x11, 0x38}, // XK_guillemotleft+AE08: VKEY_8
{0x00AB, 0x15, 0xDD}, // XK_guillemotleft+AE12: VKEY_OEM_6
{0x00B0, 0x15, 0xBF}, // XK_degree+AE12: VKEY_OEM_2
{0x00B0, 0x31, 0xDE}, // XK_degree+TLDE: VKEY_OEM_7
{0x00BA, 0x30, 0xDE}, // XK_masculine+AC11: VKEY_OEM_7
{0x00BA, 0x31, 0xDC}, // XK_masculine+TLDE: VKEY_OEM_5
{0x00E0, 0x13, 0x30}, // XK_agrave+AE10: VKEY_0
{0x00E0, 0x33, 0xDC}, // XK_agrave+BKSL: VKEY_OEM_5
{0x00E1, 0x11, 0x38}, // XK_aacute+AE08: VKEY_8
{0x00E1, 0x30, 0xDE}, // XK_aacute+AC11: VKEY_OEM_7
{0x00E2, 0x0B, 0x32}, // XK_acircumflex+AE02: VKEY_2
{0x00E2, 0x33, 0xDC}, // XK_acircumflex+BKSL: VKEY_OEM_5
{0x00E4, 0x23, 0xDD}, // XK_adiaeresis+AD12: VKEY_OEM_6
{0x00E6, 0x2F, 0xC0}, // XK_ae+AC10: VKEY_OEM_3
{0x00E6, 0x30, 0xDE}, // XK_ae+AC11: VKEY_OEM_7
{0x00E7, 0x12, 0x39}, // XK_ccedilla+AE09: VKEY_9
{0x00E7, 0x22, 0xDB}, // XK_ccedilla+AD11: VKEY_OEM_4
{0x00E7, 0x23, 0xDD}, // XK_ccedilla+AD12: VKEY_OEM_6
{0x00E7, 0x30, 0xDE}, // XK_ccedilla+AC11: VKEY_OEM_7
{0x00E7, 0x33, 0xBF}, // XK_ccedilla+BKSL: VKEY_OEM_2
{0x00E7, 0x3B, 0xBC}, // XK_ccedilla+AB08: VKEY_OEM_COMMA
{0x00E8, 0x10, 0x37}, // XK_egrave+AE07: VKEY_7
{0x00E8, 0x22, 0xBA}, // XK_egrave+AD11: VKEY_OEM_1
{0x00E8, 0x30, 0xC0}, // XK_egrave+AC11: VKEY_OEM_3
{0x00E9, 0x0B, 0x32}, // XK_eacute+AE02: VKEY_2
{0x00E9, 0x13, 0x30}, // XK_eacute+AE10: VKEY_0
{0x00E9, 0x3D, 0xBF}, // XK_eacute+AB10: VKEY_OEM_2
{0x00ED, 0x12, 0x39}, // XK_iacute+AE09: VKEY_9
{0x00ED, 0x31, 0x30}, // XK_iacute+TLDE: VKEY_0
{0x00F0, 0x22, 0xDD}, // XK_eth+AD11: VKEY_OEM_6
{0x00F0, 0x23, 0xBA}, // XK_eth+AD12: VKEY_OEM_1
{0x00F3, 0x15, 0xBB}, // XK_oacute+AE12: VKEY_OEM_PLUS
{0x00F3, 0x33, 0xDC}, // XK_oacute+BKSL: VKEY_OEM_5
{0x00F4, 0x0D, 0x34}, // XK_ocircumflex+AE04: VKEY_4
{0x00F4, 0x2F, 0xBA}, // XK_ocircumflex+AC10: VKEY_OEM_1
{0x00F6, 0x13, 0xC0}, // XK_odiaeresis+AE10: VKEY_OEM_3
{0x00F6, 0x14, 0xBB}, // XK_odiaeresis+AE11: VKEY_OEM_PLUS
{0x00F6, 0x22, 0xDB}, // XK_odiaeresis+AD11: VKEY_OEM_4
{0x00F8, 0x2F, 0xC0}, // XK_oslash+AC10: VKEY_OEM_3
{0x00F8, 0x30, 0xDE}, // XK_oslash+AC11: VKEY_OEM_7
{0x00F9, 0x30, 0xC0}, // XK_ugrave+AC11: VKEY_OEM_3
{0x00F9, 0x33, 0xBF}, // XK_ugrave+BKSL: VKEY_OEM_2
{0x00FA, 0x22, 0xDB}, // XK_uacute+AD11: VKEY_OEM_4
{0x00FA, 0x23, 0xDD}, // XK_uacute+AD12: VKEY_OEM_6
{0x00FC, 0x19, 0x57}, // XK_udiaeresis+AD02: VKEY_W
{0x01B1, 0x0A, 0x31}, // XK_aogonek+AE01: VKEY_1
{0x01B1, 0x18, 0x51}, // XK_aogonek+AD01: VKEY_Q
{0x01B1, 0x30, 0xDE}, // XK_aogonek+AC11: VKEY_OEM_7
{0x01B3, 0x2F, 0xBA}, // XK_lstroke+AC10: VKEY_OEM_1
{0x01B3, 0x33, 0xBF}, // XK_lstroke+BKSL: VKEY_OEM_2
{0x01B9, 0x0C, 0x33}, // XK_scaron+AE03: VKEY_3
{0x01B9, 0x0F, 0x36}, // XK_scaron+AE06: VKEY_6
{0x01B9, 0x22, 0xDB}, // XK_scaron+AD11: VKEY_OEM_4
{0x01B9, 0x26, 0xBA}, // XK_scaron+AC01: VKEY_OEM_1
{0x01B9, 0x29, 0x46}, // XK_scaron+AC04: VKEY_F
{0x01B9, 0x3C, 0xBE}, // XK_scaron+AB09: VKEY_OEM_PERIOD
{0x01BA, 0x2F, 0xBA}, // XK_scedilla+AC10: VKEY_OEM_1
{0x01BA, 0x3C, 0xBE}, // XK_scedilla+AB09: VKEY_OEM_PERIOD
{0x01BE, 0x0F, 0x36}, // XK_zcaron+AE06: VKEY_6
{0x01BE, 0x15, 0xBB}, // XK_zcaron+AE12: VKEY_OEM_PLUS
{0x01BE, 0x19, 0x57}, // XK_zcaron+AD02: VKEY_W
{0x01BE, 0x22, 0x59}, // XK_zcaron+AD11: VKEY_Y
{0x01BE, 0x33, 0xDC}, // XK_zcaron+BKSL: VKEY_OEM_5
{0x01BF, 0x22, 0xDB}, // XK_zabovedot+AD11: VKEY_OEM_4
{0x01BF, 0x33, 0xDC}, // XK_zabovedot+BKSL: VKEY_OEM_5
{0x01E3, 0x0A, 0x31}, // XK_abreve+AE01: VKEY_1
{0x01E3, 0x22, 0xDB}, // XK_abreve+AD11: VKEY_OEM_4
{0x01E8, 0x0B, 0x32}, // XK_ccaron+AE02: VKEY_2
{0x01E8, 0x0D, 0x34}, // XK_ccaron+AE04: VKEY_4
{0x01E8, 0x21, 0x58}, // XK_ccaron+AD10: VKEY_X
{0x01E8, 0x2F, 0xBA}, // XK_ccaron+AC10: VKEY_OEM_1
{0x01E8, 0x3B, 0xBC}, // XK_ccaron+AB08: VKEY_OEM_COMMA
{0x01EA, 0x0C, 0x33}, // XK_eogonek+AE03: VKEY_3
{0x01F0, 0x13, 0x30}, // XK_dstroke+AE10: VKEY_0
{0x01F0, 0x23, 0xDD}, // XK_dstroke+AD12: VKEY_OEM_6
{0x03E7, 0x0E, 0x35}, // XK_iogonek+AE05: VKEY_5
{0x03EC, 0x0D, 0x34}, // XK_eabovedot+AE04: VKEY_4
{0x03EC, 0x30, 0xDE}, // XK_eabovedot+AC11: VKEY_OEM_7
{0x03F9, 0x10, 0x37}, // XK_uogonek+AE07: VKEY_7
{0x03FE, 0x11, 0x38}, // XK_umacron+AE08: VKEY_8
{0x03FE, 0x18, 0x51}, // XK_umacron+AD01: VKEY_Q
{0x03FE, 0x35, 0x58}, // XK_umacron+AB02: VKEY_X
};
const struct MAP2 {
KeySym ch0;
unsigned sc;
KeySym ch1;
uint8_t vk;
bool operator()(const MAP2& m1, const MAP2& m2) const {
if (m1.ch0 == m2.ch0 && m1.sc == m2.sc)
return m1.ch1 < m2.ch1;
if (m1.ch0 == m2.ch0)
return m1.sc < m2.sc;
return m1.ch0 < m2.ch0;
}
} map2[] = {
{0x0023, 0x33, 0x0027,
0xBF}, // XK_numbersign+BKSL+XK_quoteright: VKEY_OEM_2
{0x0027, 0x30, 0x0022,
0xDE}, // XK_quoteright+AC11+XK_quotedbl: VKEY_OEM_7
{0x0027, 0x31, 0x0022,
0xC0}, // XK_quoteright+TLDE+XK_quotedbl: VKEY_OEM_3
{0x0027, 0x31, 0x00B7,
0xDC}, // XK_quoteright+TLDE+XK_periodcentered: VKEY_OEM_5
{0x0027, 0x33, 0x0000, 0xDC}, // XK_quoteright+BKSL+NoSymbol: VKEY_OEM_5
{0x002D, 0x3D, 0x003D, 0xBD}, // XK_minus+AB10+XK_equal: VKEY_OEM_MINUS
{0x002F, 0x0C, 0x0033, 0x33}, // XK_slash+AE03+XK_3: VKEY_3
{0x002F, 0x0C, 0x003F, 0xBF}, // XK_slash+AE03+XK_question: VKEY_OEM_2
{0x002F, 0x13, 0x0030, 0x30}, // XK_slash+AE10+XK_0: VKEY_0
{0x002F, 0x13, 0x003F, 0xBF}, // XK_slash+AE10+XK_question: VKEY_OEM_2
{0x003D, 0x3D, 0x0025, 0xDF}, // XK_equal+AB10+XK_percent: VKEY_OEM_8
{0x003D, 0x3D, 0x002B, 0xBB}, // XK_equal+AB10+XK_plus: VKEY_OEM_PLUS
{0x005C, 0x33, 0x002F, 0xDE}, // XK_backslash+BKSL+XK_slash: VKEY_OEM_7
{0x005C, 0x33, 0x007C, 0xDC}, // XK_backslash+BKSL+XK_bar: VKEY_OEM_5
{0x0060, 0x31, 0x0000, 0xC0}, // XK_quoteleft+TLDE+NoSymbol: VKEY_OEM_3
{0x0060, 0x31, 0x00AC, 0xDF}, // XK_quoteleft+TLDE+XK_notsign: VKEY_OEM_8
{0x00A7, 0x31, 0x00B0, 0xBF}, // XK_section+TLDE+XK_degree: VKEY_OEM_2
{0x00A7, 0x31, 0x00BD, 0xDC}, // XK_section+TLDE+XK_onehalf: VKEY_OEM_5
{0x00E0, 0x30, 0x00B0, 0xDE}, // XK_agrave+AC11+XK_degree: VKEY_OEM_7
{0x00E0, 0x30, 0x00E4, 0xDC}, // XK_agrave+AC11+XK_adiaeresis: VKEY_OEM_5
{0x00E4, 0x30, 0x00E0, 0xDC}, // XK_adiaeresis+AC11+XK_agrave: VKEY_OEM_5
{0x00E9, 0x2F, 0x00C9, 0xBA}, // XK_eacute+AC10+XK_Eacute: VKEY_OEM_1
{0x00E9, 0x2F, 0x00F6, 0xDE}, // XK_eacute+AC10+XK_odiaeresis: VKEY_OEM_7
{0x00F6, 0x2F, 0x00E9, 0xDE}, // XK_odiaeresis+AC10+XK_eacute: VKEY_OEM_7
{0x00FC, 0x22, 0x00E8, 0xBA}, // XK_udiaeresis+AD11+XK_egrave: VKEY_OEM_1
};
const struct MAP3 {
KeySym ch0;
unsigned sc;
KeySym ch1;
KeySym ch2;
uint8_t vk;
bool operator()(const MAP3& m1, const MAP3& m2) const {
if (m1.ch0 == m2.ch0 && m1.sc == m2.sc && m1.ch1 == m2.ch1)
return m1.ch2 < m2.ch2;
if (m1.ch0 == m2.ch0 && m1.sc == m2.sc)
return m1.ch1 < m2.ch1;
if (m1.ch0 == m2.ch0)
return m1.sc < m2.sc;
return m1.ch0 < m2.ch0;
}
} map3[] = {
{0x0023, 0x33, 0x007E, 0x0000,
0xDE}, // XK_numbersign+BKSL+XK_asciitilde+NoSymbol: VKEY_OEM_7
{0x0027, 0x14, 0x003F, 0x0000,
0xDB}, // XK_quoteright+AE11+XK_question+NoSymbol: VKEY_OEM_4
{0x0027, 0x14, 0x003F, 0x00DD,
0xDB}, // XK_quoteright+AE11+XK_question+XK_Yacute: VKEY_OEM_4
{0x0027, 0x15, 0x002A, 0x0000,
0xBB}, // XK_quoteright+AE12+XK_asterisk+NoSymbol: VKEY_OEM_PLUS
{0x0027, 0x30, 0x0040, 0x0000,
0xC0}, // XK_quoteright+AC11+XK_at+NoSymbol: VKEY_OEM_3
{0x0027, 0x33, 0x002A, 0x0000,
0xBF}, // XK_quoteright+BKSL+XK_asterisk+NoSymbol: VKEY_OEM_2
{0x0027, 0x33, 0x002A, 0x00BD,
0xDC}, // XK_quoteright+BKSL+XK_asterisk+XK_onehalf: VKEY_OEM_5
{0x0027, 0x33, 0x002A, 0x01A3,
0xBF}, // XK_quoteright+BKSL+XK_asterisk+XK_Lstroke: VKEY_OEM_2
{0x0027, 0x34, 0x0022, 0x0000,
0x5A}, // XK_quoteright+AB01+XK_quotedbl+NoSymbol: VKEY_Z
{0x0027, 0x34, 0x0022, 0x01D8,
0xDE}, // XK_quoteright+AB01+XK_quotedbl+XK_Rcaron: VKEY_OEM_7
{0x002B, 0x14, 0x003F, 0x0000,
0xBB}, // XK_plus+AE11+XK_question+NoSymbol: VKEY_OEM_PLUS
{0x002B, 0x14, 0x003F, 0x005C,
0xBD}, // XK_plus+AE11+XK_question+XK_backslash: VKEY_OEM_MINUS
{0x002B, 0x14, 0x003F, 0x01F5,
0xBB}, // XK_plus+AE11+XK_question+XK_odoubleacute: VKEY_OEM_PLUS
{0x002D, 0x15, 0x005F, 0x0000,
0xBD}, // XK_minus+AE12+XK_underscore+NoSymbol: VKEY_OEM_MINUS
{0x002D, 0x15, 0x005F, 0x03B3,
0xDB}, // XK_minus+AE12+XK_underscore+XK_rcedilla: VKEY_OEM_4
{0x002D, 0x3D, 0x005F, 0x0000,
0xBD}, // XK_minus+AB10+XK_underscore+NoSymbol: VKEY_OEM_MINUS
{0x002D, 0x3D, 0x005F, 0x002A,
0xBD}, // XK_minus+AB10+XK_underscore+XK_asterisk: VKEY_OEM_MINUS
{0x002D, 0x3D, 0x005F, 0x002F,
0xBF}, // XK_minus+AB10+XK_underscore+XK_slash: VKEY_OEM_2
{0x002D, 0x3D, 0x005F, 0x006E,
0xBD}, // XK_minus+AB10+XK_underscore+XK_n: VKEY_OEM_MINUS
{0x003D, 0x14, 0x0025, 0x0000,
0xBB}, // XK_equal+AE11+XK_percent+NoSymbol: VKEY_OEM_PLUS
{0x003D, 0x14, 0x0025, 0x002D,
0xBD}, // XK_equal+AE11+XK_percent+XK_minus: VKEY_OEM_MINUS
{0x005C, 0x31, 0x007C, 0x0031,
0xDC}, // XK_backslash+TLDE+XK_bar+XK_1: VKEY_OEM_5
{0x005C, 0x31, 0x007C, 0x03D1,
0xC0}, // XK_backslash+TLDE+XK_bar+XK_Ncedilla: VKEY_OEM_3
{0x0060, 0x31, 0x007E, 0x0000,
0xC0}, // XK_quoteleft+TLDE+XK_asciitilde+NoSymbol: VKEY_OEM_3
{0x0060, 0x31, 0x007E, 0x0031,
0xC0}, // XK_quoteleft+TLDE+XK_asciitilde+XK_1: VKEY_OEM_3
{0x0060, 0x31, 0x007E, 0x003B,
0xC0}, // XK_quoteleft+TLDE+XK_asciitilde+XK_semicolon: VKEY_OEM_3
{0x0060, 0x31, 0x007E, 0x0060,
0xC0}, // XK_quoteleft+TLDE+XK_asciitilde+XK_quoteleft: VKEY_OEM_3
{0x0060, 0x31, 0x007E, 0x00BF,
0xC0}, // XK_quoteleft+TLDE+XK_asciitilde+XK_questiondown: VKEY_OEM_3
{0x0060, 0x31, 0x007E, 0x01F5,
0xC0}, // XK_quoteleft+TLDE+XK_asciitilde+XK_odoubleacute: VKEY_OEM_3
{0x00E4, 0x30, 0x00C4, 0x0000,
0xDE}, // XK_adiaeresis+AC11+XK_Adiaeresis+NoSymbol: VKEY_OEM_7
{0x00E4, 0x30, 0x00C4, 0x01A6,
0xDE}, // XK_adiaeresis+AC11+XK_Adiaeresis+XK_Sacute: VKEY_OEM_7
{0x00E4, 0x30, 0x00C4, 0x01F8,
0xDE}, // XK_adiaeresis+AC11+XK_Adiaeresis+XK_rcaron: VKEY_OEM_7
{0x00E7, 0x2F, 0x00C7, 0x0000,
0xBA}, // XK_ccedilla+AC10+XK_Ccedilla+NoSymbol: VKEY_OEM_1
{0x00E7, 0x2F, 0x00C7, 0x00DE,
0xC0}, // XK_ccedilla+AC10+XK_Ccedilla+XK_Thorn: VKEY_OEM_3
{0x00F6, 0x2F, 0x00D6, 0x0000,
0xC0}, // XK_odiaeresis+AC10+XK_Odiaeresis+NoSymbol: VKEY_OEM_3
{0x00F6, 0x2F, 0x00D6, 0x01DE,
0xC0}, // XK_odiaeresis+AC10+XK_Odiaeresis+XK_Tcedilla: VKEY_OEM_3
{0x00FC, 0x14, 0x00DC, 0x0000,
0xBF}, // XK_udiaeresis+AE11+XK_Udiaeresis+NoSymbol: VKEY_OEM_2
{0x00FC, 0x22, 0x00DC, 0x0000,
0xBA}, // XK_udiaeresis+AD11+XK_Udiaeresis+NoSymbol: VKEY_OEM_1
{0x00FC, 0x22, 0x00DC, 0x01A3,
0xC0}, // XK_udiaeresis+AD11+XK_Udiaeresis+XK_Lstroke: VKEY_OEM_3
{0x01EA, 0x3D, 0x01CA, 0x0000,
0xBD}, // XK_eogonek+AB10+XK_Eogonek+NoSymbol: VKEY_OEM_MINUS
{0x01EA, 0x3D, 0x01CA, 0x006E,
0xBF}, // XK_eogonek+AB10+XK_Eogonek+XK_n: VKEY_OEM_2
{0x03E7, 0x22, 0x03C7, 0x0000,
0xDB}, // XK_iogonek+AD11+XK_Iogonek+NoSymbol: VKEY_OEM_4
{0x03F9, 0x2F, 0x03D9, 0x0000,
0xC0}, // XK_uogonek+AC10+XK_Uogonek+NoSymbol: VKEY_OEM_3
{0x03F9, 0x2F, 0x03D9, 0x01DE,
0xBA}, // XK_uogonek+AC10+XK_Uogonek+XK_Tcedilla: VKEY_OEM_1
};
template <class T_MAP>
KeyboardCode FindVK(const T_MAP& key, const T_MAP* map, size_t size) {
T_MAP comp = {0};
const T_MAP* p = std::lower_bound(map, map + size, key, comp);
if (p != map + size && !comp(*p, key) && !comp(key, *p))
return static_cast<KeyboardCode>(p->vk);
return VKEY_UNKNOWN;
}
// Check for TTY function keys or space key which should always be mapped
// based on KeySym, and never fall back to MAP0~MAP3, since some layouts
// generate them by applying the Control/AltGr modifier to some other key.
// e.g. in de(neo), AltGr+V generates XK_Enter.
bool IsTtyFunctionOrSpaceKey(KeySym keysym) {
KeySym keysyms[] = {
XK_BackSpace,
XK_Tab,
XK_Linefeed,
XK_Clear,
XK_Return,
XK_Pause,
XK_Scroll_Lock,
XK_Sys_Req,
XK_Escape,
XK_Delete,
XK_space
};
for (size_t i = 0; i < arraysize(keysyms); ++i) {
if (keysyms[i] == keysym)
return true;
}
return false;
}
} // namespace
// Get an ui::KeyboardCode from an X keyevent
KeyboardCode KeyboardCodeFromXKeyEvent(const XEvent* xev) {
// Gets correct VKEY code from XEvent is performed as the following steps:
// 1. Gets the keysym without modifier states.
// 2. For [a-z] & [0-9] cases, returns the VKEY code accordingly.
// 3. Find keysym in map0.
// 4. If not found, fallback to find keysym + hardware_code in map1.
// 5. If not found, fallback to find keysym + keysym_shift + hardware_code
// in map2.
// 6. If not found, fallback to find keysym + keysym_shift + keysym_altgr +
// hardware_code in map3.
// 7. If not found, fallback to find in KeyboardCodeFromXKeysym(), which
// mainly for non-letter keys.
// 8. If not found, fallback to find with the hardware code in US layout.
KeySym keysym = NoSymbol;
XEvent xkeyevent = {0};
if (xev->type == GenericEvent) {
// Convert the XI2 key event into a core key event so that we can
// continue to use XLookupString() until crbug.com/367732 is complete.
InitXKeyEventFromXIDeviceEvent(*xev, &xkeyevent);
} else {
xkeyevent.xkey = xev->xkey;
}
KeyboardCode keycode = VKEY_UNKNOWN;
XKeyEvent* xkey = &xkeyevent.xkey;
// XLookupKeysym does not take into consideration the state of the lock/shift
// etc. keys. So it is necessary to use XLookupString instead.
XLookupString(xkey, NULL, 0, &keysym, NULL);
if (IsKeypadKey(keysym) || IsPrivateKeypadKey(keysym) ||
IsCursorKey(keysym) || IsPFKey(keysym) || IsFunctionKey(keysym) ||
IsModifierKey(keysym) || IsTtyFunctionOrSpaceKey(keysym)) {
return KeyboardCodeFromXKeysym(keysym);
}
// If |xkey| has modifiers set, other than NumLock, then determine the
// un-modified KeySym and use that to map, so that e.g. Ctrl+D correctly
// generates VKEY_D.
if (xkey->state & 0xFF & ~Mod2Mask) {
xkey->state &= (~0xFF | Mod2Mask);
XLookupString(xkey, NULL, 0, &keysym, NULL);
}
// [a-z] cases.
if (keysym >= XK_a && keysym <= XK_z)
return static_cast<KeyboardCode>(VKEY_A + keysym - XK_a);
// [0-9] cases.
if (keysym >= XK_0 && keysym <= XK_9)
return static_cast<KeyboardCode>(VKEY_0 + keysym - XK_0);
if (!IsKeypadKey(keysym) && !IsPrivateKeypadKey(keysym) &&
!IsCursorKey(keysym) && !IsPFKey(keysym) && !IsFunctionKey(keysym) &&
!IsModifierKey(keysym)) {
MAP0 key0 = {keysym & 0xFFFF, 0};
keycode = FindVK(key0, map0, arraysize(map0));
if (keycode != VKEY_UNKNOWN)
return keycode;
MAP1 key1 = {keysym & 0xFFFF, xkey->keycode, 0};
keycode = FindVK(key1, map1, arraysize(map1));
if (keycode != VKEY_UNKNOWN)
return keycode;
KeySym keysym_shift = NoSymbol;
xkey->state |= ShiftMask;
XLookupString(xkey, NULL, 0, &keysym_shift, NULL);
MAP2 key2 = {keysym & 0xFFFF, xkey->keycode, keysym_shift & 0xFFFF, 0};
keycode = FindVK(key2, map2, arraysize(map2));
if (keycode != VKEY_UNKNOWN)
return keycode;
KeySym keysym_altgr = NoSymbol;
xkey->state &= ~ShiftMask;
xkey->state |= Mod1Mask;
XLookupString(xkey, NULL, 0, &keysym_altgr, NULL);
MAP3 key3 = {keysym & 0xFFFF, xkey->keycode, keysym_shift & 0xFFFF,
keysym_altgr & 0xFFFF, 0};
keycode = FindVK(key3, map3, arraysize(map3));
if (keycode != VKEY_UNKNOWN)
return keycode;
// On Linux some keys has AltGr char but not on Windows.
// So if cannot find VKEY with (ch0+sc+ch1+ch2) in map3, tries to fallback
// to just find VKEY with (ch0+sc+ch1). This is the best we could do.
MAP3 key4 = {keysym & 0xFFFF, xkey->keycode, keysym_shift & 0xFFFF, 0,
0};
const MAP3* p =
std::lower_bound(map3, map3 + arraysize(map3), key4, MAP3());
if (p != map3 + arraysize(map3) && p->ch0 == key4.ch0 && p->sc == key4.sc &&
p->ch1 == key4.ch1)
return static_cast<KeyboardCode>(p->vk);
}
keycode = KeyboardCodeFromXKeysym(keysym);
if (keycode == VKEY_UNKNOWN && !IsModifierKey(keysym)) {
// Modifier keys should not fall back to the hardware-keycode-based US
// layout. See crbug.com/402320
keycode = DefaultKeyboardCodeFromHardwareKeycode(xkey->keycode);
}
return keycode;
}
KeyboardCode KeyboardCodeFromXKeysym(unsigned int keysym) {
// TODO(sad): Have |keysym| go through the X map list?
switch (keysym) {
case XK_BackSpace:
return VKEY_BACK;
case XK_Delete:
case XK_KP_Delete:
return VKEY_DELETE;
case XK_Tab:
case XK_KP_Tab:
case XK_ISO_Left_Tab:
case XK_3270_BackTab:
return VKEY_TAB;
case XK_Linefeed:
case XK_Return:
case XK_KP_Enter:
case XK_ISO_Enter:
return VKEY_RETURN;
case XK_Clear:
case XK_KP_Begin: // NumPad 5 without Num Lock, for crosbug.com/29169.
return VKEY_CLEAR;
case XK_KP_Space:
case XK_space:
return VKEY_SPACE;
case XK_Home:
case XK_KP_Home:
return VKEY_HOME;
case XK_End:
case XK_KP_End:
return VKEY_END;
case XK_Page_Up:
case XK_KP_Page_Up: // aka XK_KP_Prior
return VKEY_PRIOR;
case XK_Page_Down:
case XK_KP_Page_Down: // aka XK_KP_Next
return VKEY_NEXT;
case XK_Left:
case XK_KP_Left:
return VKEY_LEFT;
case XK_Right:
case XK_KP_Right:
return VKEY_RIGHT;
case XK_Down:
case XK_KP_Down:
return VKEY_DOWN;
case XK_Up:
case XK_KP_Up:
return VKEY_UP;
case XK_Escape:
return VKEY_ESCAPE;
case XK_Kana_Lock:
case XK_Kana_Shift:
return VKEY_KANA;
case XK_Hangul:
return VKEY_HANGUL;
case XK_Hangul_Hanja:
return VKEY_HANJA;
case XK_Kanji:
return VKEY_KANJI;
case XK_Henkan:
return VKEY_CONVERT;
case XK_Muhenkan:
return VKEY_NONCONVERT;
case XK_Zenkaku_Hankaku:
return VKEY_DBE_DBCSCHAR;
case XK_KP_0:
case XK_KP_1:
case XK_KP_2:
case XK_KP_3:
case XK_KP_4:
case XK_KP_5:
case XK_KP_6:
case XK_KP_7:
case XK_KP_8:
case XK_KP_9:
return static_cast<KeyboardCode>(VKEY_NUMPAD0 + (keysym - XK_KP_0));
case XK_multiply:
case XK_KP_Multiply:
return VKEY_MULTIPLY;
case XK_KP_Add:
return VKEY_ADD;
case XK_KP_Separator:
return VKEY_SEPARATOR;
case XK_KP_Subtract:
return VKEY_SUBTRACT;
case XK_KP_Decimal:
return VKEY_DECIMAL;
case XK_KP_Divide:
return VKEY_DIVIDE;
case XK_KP_Equal:
case XK_equal:
case XK_plus:
return VKEY_OEM_PLUS;
case XK_comma:
case XK_less:
return VKEY_OEM_COMMA;
case XK_minus:
case XK_underscore:
return VKEY_OEM_MINUS;
case XK_greater:
case XK_period:
return VKEY_OEM_PERIOD;
case XK_colon:
case XK_semicolon:
return VKEY_OEM_1;
case XK_question:
case XK_slash:
return VKEY_OEM_2;
case XK_asciitilde:
case XK_quoteleft:
return VKEY_OEM_3;
case XK_bracketleft:
case XK_braceleft:
return VKEY_OEM_4;
case XK_backslash:
case XK_bar:
return VKEY_OEM_5;
case XK_bracketright:
case XK_braceright:
return VKEY_OEM_6;
case XK_quoteright:
case XK_quotedbl:
return VKEY_OEM_7;
case XK_ISO_Level5_Shift:
return VKEY_OEM_8;
case XK_Shift_L:
case XK_Shift_R:
return VKEY_SHIFT;
case XK_Control_L:
case XK_Control_R:
return VKEY_CONTROL;
case XK_Meta_L:
case XK_Meta_R:
case XK_Alt_L:
case XK_Alt_R:
return VKEY_MENU;
case XK_ISO_Level3_Shift:
case XK_Mode_switch:
return VKEY_ALTGR;
case XK_Multi_key:
return VKEY_COMPOSE;
case XK_Pause:
return VKEY_PAUSE;
case XK_Caps_Lock:
return VKEY_CAPITAL;
case XK_Num_Lock:
return VKEY_NUMLOCK;
case XK_Scroll_Lock:
return VKEY_SCROLL;
case XK_Select:
return VKEY_SELECT;
case XK_Print:
return VKEY_PRINT;
case XK_Execute:
return VKEY_EXECUTE;
case XK_Insert:
case XK_KP_Insert:
return VKEY_INSERT;
case XK_Help:
return VKEY_HELP;
case XK_Super_L:
return VKEY_LWIN;
case XK_Super_R:
return VKEY_RWIN;
case XK_Menu:
return VKEY_APPS;
case XK_F1:
case XK_F2:
case XK_F3:
case XK_F4:
case XK_F5:
case XK_F6:
case XK_F7:
case XK_F8:
case XK_F9:
case XK_F10:
case XK_F11:
case XK_F12:
case XK_F13:
case XK_F14:
case XK_F15:
case XK_F16:
case XK_F17:
case XK_F18:
case XK_F19:
case XK_F20:
case XK_F21:
case XK_F22:
case XK_F23:
case XK_F24:
return static_cast<KeyboardCode>(VKEY_F1 + (keysym - XK_F1));
case XK_KP_F1:
case XK_KP_F2:
case XK_KP_F3:
case XK_KP_F4:
return static_cast<KeyboardCode>(VKEY_F1 + (keysym - XK_KP_F1));
case XK_guillemotleft:
case XK_guillemotright:
case XK_degree:
// In the case of canadian multilingual keyboard layout, VKEY_OEM_102 is
// assigned to ugrave key.
case XK_ugrave:
case XK_Ugrave:
case XK_brokenbar:
return VKEY_OEM_102; // international backslash key in 102 keyboard.
// When evdev is in use, /usr/share/X11/xkb/symbols/inet maps F13-18 keys
// to the special XF86XK symbols to support Microsoft Ergonomic keyboards:
// https://bugs.freedesktop.org/show_bug.cgi?id=5783
// In Chrome, we map these X key symbols back to F13-18 since we don't have
// VKEYs for these XF86XK symbols.
case XF86XK_Tools:
return VKEY_F13;
case XF86XK_Launch5:
return VKEY_F14;
case XF86XK_Launch6:
return VKEY_F15;
case XF86XK_Launch7:
return VKEY_F16;
case XF86XK_Launch8:
return VKEY_F17;
case XF86XK_Launch9:
return VKEY_F18;
// For supporting multimedia buttons on a USB keyboard.
case XF86XK_Back:
return VKEY_BROWSER_BACK;
case XF86XK_Forward:
return VKEY_BROWSER_FORWARD;
case XF86XK_Reload:
return VKEY_BROWSER_REFRESH;
case XF86XK_Stop:
return VKEY_BROWSER_STOP;
case XF86XK_Search:
return VKEY_BROWSER_SEARCH;
case XF86XK_Favorites:
return VKEY_BROWSER_FAVORITES;
case XF86XK_HomePage:
return VKEY_BROWSER_HOME;
case XF86XK_AudioMute:
return VKEY_VOLUME_MUTE;
case XF86XK_AudioLowerVolume:
return VKEY_VOLUME_DOWN;
case XF86XK_AudioRaiseVolume:
return VKEY_VOLUME_UP;
case XF86XK_AudioNext:
return VKEY_MEDIA_NEXT_TRACK;
case XF86XK_AudioPrev:
return VKEY_MEDIA_PREV_TRACK;
case XF86XK_AudioStop:
return VKEY_MEDIA_STOP;
case XF86XK_AudioPlay:
return VKEY_MEDIA_PLAY_PAUSE;
case XF86XK_Mail:
return VKEY_MEDIA_LAUNCH_MAIL;
case XF86XK_LaunchA: // F3 on an Apple keyboard.
return VKEY_MEDIA_LAUNCH_APP1;
case XF86XK_LaunchB: // F4 on an Apple keyboard.
case XF86XK_Calculator:
return VKEY_MEDIA_LAUNCH_APP2;
case XF86XK_WLAN:
return VKEY_WLAN;
case XF86XK_PowerOff:
return VKEY_POWER;
case XF86XK_Sleep:
return VKEY_SLEEP;
case XF86XK_MonBrightnessDown:
return VKEY_BRIGHTNESS_DOWN;
case XF86XK_MonBrightnessUp:
return VKEY_BRIGHTNESS_UP;
case XF86XK_KbdBrightnessDown:
return VKEY_KBD_BRIGHTNESS_DOWN;
case XF86XK_KbdBrightnessUp:
return VKEY_KBD_BRIGHTNESS_UP;
// TODO(sad): some keycodes are still missing.
}
DVLOG(1) << "Unknown keysym: " << base::StringPrintf("0x%x", keysym);
return VKEY_UNKNOWN;
}
DomCode CodeFromXEvent(const XEvent* xev) {
int keycode = (xev->type == GenericEvent)
? static_cast<XIDeviceEvent*>(xev->xcookie.data)->detail
: xev->xkey.keycode;
return ui::KeycodeConverter::NativeKeycodeToDomCode(keycode);
}
uint16_t GetCharacterFromXEvent(const XEvent* xev) {
XEvent xkeyevent = {0};
const XKeyEvent* xkey = NULL;
if (xev->type == GenericEvent) {
// Convert the XI2 key event into a core key event so that we can
// continue to use XLookupString() until crbug.com/367732 is complete.
InitXKeyEventFromXIDeviceEvent(*xev, &xkeyevent);
xkey = &xkeyevent.xkey;
} else {
xkey = &xev->xkey;
}
KeySym keysym = XK_VoidSymbol;
XLookupString(const_cast<XKeyEvent*>(xkey), NULL, 0, &keysym, NULL);
return GetUnicodeCharacterFromXKeySym(keysym);
}
DomKey GetDomKeyFromXEvent(const XEvent* xev) {
XEvent xkeyevent = {0};
const XKeyEvent* xkey = NULL;
if (xev->type == GenericEvent) {
// Convert the XI2 key event into a core key event so that we can
// continue to use XLookupString() until crbug.com/367732 is complete.
InitXKeyEventFromXIDeviceEvent(*xev, &xkeyevent);
xkey = &xkeyevent.xkey;
} else {
xkey = &xev->xkey;
}
KeySym keysym = XK_VoidSymbol;
XLookupString(const_cast<XKeyEvent*>(xkey), NULL, 0, &keysym, NULL);
base::char16 ch = GetUnicodeCharacterFromXKeySym(keysym);
return XKeySymToDomKey(keysym, ch);
}
KeyboardCode DefaultKeyboardCodeFromHardwareKeycode(
unsigned int hardware_code) {
// This function assumes that X11 is using evdev-based keycodes.
static const KeyboardCode kHardwareKeycodeMap[] = {
// Please refer to below links for the table content:
// http://www.w3.org/TR/DOM-Level-3-Events-code/#keyboard-101
// https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent.keyCode
// http://download.microsoft.com/download/1/6/1/161ba512-40e2-4cc9-843a-923143f3456c/translate.pdf
VKEY_UNKNOWN, // 0x00:
VKEY_UNKNOWN, // 0x01:
VKEY_UNKNOWN, // 0x02:
VKEY_UNKNOWN, // 0x03:
VKEY_UNKNOWN, // 0x04:
VKEY_UNKNOWN, // 0x05:
VKEY_UNKNOWN, // 0x06:
VKEY_UNKNOWN, // XKB evdev (XKB - 8) X KeySym
VKEY_UNKNOWN, // === =============== ======
VKEY_ESCAPE, // 0x09: KEY_ESC Escape
VKEY_1, // 0x0A: KEY_1 1
VKEY_2, // 0x0B: KEY_2 2
VKEY_3, // 0x0C: KEY_3 3
VKEY_4, // 0x0D: KEY_4 4
VKEY_5, // 0x0E: KEY_5 5
VKEY_6, // 0x0F: KEY_6 6
VKEY_7, // 0x10: KEY_7 7
VKEY_8, // 0x11: KEY_8 8
VKEY_9, // 0x12: KEY_9 9
VKEY_0, // 0x13: KEY_0 0
VKEY_OEM_MINUS, // 0x14: KEY_MINUS minus
VKEY_OEM_PLUS, // 0x15: KEY_EQUAL equal
VKEY_BACK, // 0x16: KEY_BACKSPACE BackSpace
VKEY_TAB, // 0x17: KEY_TAB Tab
VKEY_Q, // 0x18: KEY_Q q
VKEY_W, // 0x19: KEY_W w
VKEY_E, // 0x1A: KEY_E e
VKEY_R, // 0x1B: KEY_R r
VKEY_T, // 0x1C: KEY_T t
VKEY_Y, // 0x1D: KEY_Y y
VKEY_U, // 0x1E: KEY_U u
VKEY_I, // 0x1F: KEY_I i
VKEY_O, // 0x20: KEY_O o
VKEY_P, // 0x21: KEY_P p
VKEY_OEM_4, // 0x22: KEY_LEFTBRACE bracketleft
VKEY_OEM_6, // 0x23: KEY_RIGHTBRACE bracketright
VKEY_RETURN, // 0x24: KEY_ENTER Return
VKEY_LCONTROL, // 0x25: KEY_LEFTCTRL Control_L
VKEY_A, // 0x26: KEY_A a
VKEY_S, // 0x27: KEY_S s
VKEY_D, // 0x28: KEY_D d
VKEY_F, // 0x29: KEY_F f
VKEY_G, // 0x2A: KEY_G g
VKEY_H, // 0x2B: KEY_H h
VKEY_J, // 0x2C: KEY_J j
VKEY_K, // 0x2D: KEY_K k
VKEY_L, // 0x2E: KEY_L l
VKEY_OEM_1, // 0x2F: KEY_SEMICOLON semicolon
VKEY_OEM_7, // 0x30: KEY_APOSTROPHE apostrophe
VKEY_OEM_3, // 0x31: KEY_GRAVE grave
VKEY_LSHIFT, // 0x32: KEY_LEFTSHIFT Shift_L
VKEY_OEM_5, // 0x33: KEY_BACKSLASH backslash
VKEY_Z, // 0x34: KEY_Z z
VKEY_X, // 0x35: KEY_X x
VKEY_C, // 0x36: KEY_C c
VKEY_V, // 0x37: KEY_V v
VKEY_B, // 0x38: KEY_B b
VKEY_N, // 0x39: KEY_N n
VKEY_M, // 0x3A: KEY_M m
VKEY_OEM_COMMA, // 0x3B: KEY_COMMA comma
VKEY_OEM_PERIOD, // 0x3C: KEY_DOT period
VKEY_OEM_2, // 0x3D: KEY_SLASH slash
VKEY_RSHIFT, // 0x3E: KEY_RIGHTSHIFT Shift_R
VKEY_MULTIPLY, // 0x3F: KEY_KPASTERISK KP_Multiply
VKEY_LMENU, // 0x40: KEY_LEFTALT Alt_L
VKEY_SPACE, // 0x41: KEY_SPACE space
VKEY_CAPITAL, // 0x42: KEY_CAPSLOCK Caps_Lock
VKEY_F1, // 0x43: KEY_F1 F1
VKEY_F2, // 0x44: KEY_F2 F2
VKEY_F3, // 0x45: KEY_F3 F3
VKEY_F4, // 0x46: KEY_F4 F4
VKEY_F5, // 0x47: KEY_F5 F5
VKEY_F6, // 0x48: KEY_F6 F6
VKEY_F7, // 0x49: KEY_F7 F7
VKEY_F8, // 0x4A: KEY_F8 F8
VKEY_F9, // 0x4B: KEY_F9 F9
VKEY_F10, // 0x4C: KEY_F10 F10
VKEY_NUMLOCK, // 0x4D: KEY_NUMLOCK Num_Lock
VKEY_SCROLL, // 0x4E: KEY_SCROLLLOCK Scroll_Lock
VKEY_NUMPAD7, // 0x4F: KEY_KP7 KP_7
VKEY_NUMPAD8, // 0x50: KEY_KP8 KP_8
VKEY_NUMPAD9, // 0x51: KEY_KP9 KP_9
VKEY_SUBTRACT, // 0x52: KEY_KPMINUS KP_Subtract
VKEY_NUMPAD4, // 0x53: KEY_KP4 KP_4
VKEY_NUMPAD5, // 0x54: KEY_KP5 KP_5
VKEY_NUMPAD6, // 0x55: KEY_KP6 KP_6
VKEY_ADD, // 0x56: KEY_KPPLUS KP_Add
VKEY_NUMPAD1, // 0x57: KEY_KP1 KP_1
VKEY_NUMPAD2, // 0x58: KEY_KP2 KP_2
VKEY_NUMPAD3, // 0x59: KEY_KP3 KP_3
VKEY_NUMPAD0, // 0x5A: KEY_KP0 KP_0
VKEY_DECIMAL, // 0x5B: KEY_KPDOT KP_Decimal
VKEY_UNKNOWN, // 0x5C:
VKEY_DBE_DBCSCHAR, // 0x5D: KEY_ZENKAKUHANKAKU Zenkaku_Hankaku
VKEY_OEM_5, // 0x5E: KEY_102ND backslash
VKEY_F11, // 0x5F: KEY_F11 F11
VKEY_F12, // 0x60: KEY_F12 F12
VKEY_OEM_102, // 0x61: KEY_RO Romaji
VKEY_UNSUPPORTED, // 0x62: KEY_KATAKANA Katakana
VKEY_UNSUPPORTED, // 0x63: KEY_HIRAGANA Hiragana
VKEY_CONVERT, // 0x64: KEY_HENKAN Henkan
VKEY_UNSUPPORTED, // 0x65: KEY_KATAKANAHIRAGANA Hiragana_Katakana
VKEY_NONCONVERT, // 0x66: KEY_MUHENKAN Muhenkan
VKEY_SEPARATOR, // 0x67: KEY_KPJPCOMMA KP_Separator
VKEY_RETURN, // 0x68: KEY_KPENTER KP_Enter
VKEY_RCONTROL, // 0x69: KEY_RIGHTCTRL Control_R
VKEY_DIVIDE, // 0x6A: KEY_KPSLASH KP_Divide
VKEY_PRINT, // 0x6B: KEY_SYSRQ Print
VKEY_RMENU, // 0x6C: KEY_RIGHTALT Alt_R
VKEY_RETURN, // 0x6D: KEY_LINEFEED Linefeed
VKEY_HOME, // 0x6E: KEY_HOME Home
VKEY_UP, // 0x6F: KEY_UP Up
VKEY_PRIOR, // 0x70: KEY_PAGEUP Page_Up
VKEY_LEFT, // 0x71: KEY_LEFT Left
VKEY_RIGHT, // 0x72: KEY_RIGHT Right
VKEY_END, // 0x73: KEY_END End
VKEY_DOWN, // 0x74: KEY_DOWN Down
VKEY_NEXT, // 0x75: KEY_PAGEDOWN Page_Down
VKEY_INSERT, // 0x76: KEY_INSERT Insert
VKEY_DELETE, // 0x77: KEY_DELETE Delete
VKEY_UNSUPPORTED, // 0x78: KEY_MACRO
VKEY_VOLUME_MUTE, // 0x79: KEY_MUTE XF86AudioMute
VKEY_VOLUME_DOWN, // 0x7A: KEY_VOLUMEDOWN XF86AudioLowerVolume
VKEY_VOLUME_UP, // 0x7B: KEY_VOLUMEUP XF86AudioRaiseVolume
VKEY_POWER, // 0x7C: KEY_POWER XF86PowerOff
VKEY_OEM_PLUS, // 0x7D: KEY_KPEQUAL KP_Equal
VKEY_UNSUPPORTED, // 0x7E: KEY_KPPLUSMINUS plusminus
VKEY_PAUSE, // 0x7F: KEY_PAUSE Pause
VKEY_MEDIA_LAUNCH_APP1, // 0x80: KEY_SCALE XF86LaunchA
VKEY_DECIMAL, // 0x81: KEY_KPCOMMA KP_Decimal
VKEY_HANGUL, // 0x82: KEY_HANGUEL Hangul
VKEY_HANJA, // 0x83: KEY_HANJA Hangul_Hanja
VKEY_OEM_5, // 0x84: KEY_YEN yen
VKEY_LWIN, // 0x85: KEY_LEFTMETA Super_L
VKEY_RWIN, // 0x86: KEY_RIGHTMETA Super_R
VKEY_COMPOSE, // 0x87: KEY_COMPOSE Menu
};
if (hardware_code >= arraysize(kHardwareKeycodeMap)) {
// Additional keycodes used by the Chrome OS top row special function keys.
switch (hardware_code) {
case 0xA6: // KEY_BACK
return VKEY_BACK;
case 0xA7: // KEY_FORWARD
return VKEY_BROWSER_FORWARD;
case 0xB5: // KEY_REFRESH
return VKEY_BROWSER_REFRESH;
case 0xD4: // KEY_DASHBOARD
return VKEY_MEDIA_LAUNCH_APP2;
case 0xE8: // KEY_BRIGHTNESSDOWN
return VKEY_BRIGHTNESS_DOWN;
case 0xE9: // KEY_BRIGHTNESSUP
return VKEY_BRIGHTNESS_UP;
}
return VKEY_UNKNOWN;
}
return kHardwareKeycodeMap[hardware_code];
}
// TODO(jcampan): this method might be incomplete.
int XKeysymForWindowsKeyCode(KeyboardCode keycode, bool shift) {
switch (keycode) {
case VKEY_NUMPAD0:
return XK_KP_0;
case VKEY_NUMPAD1:
return XK_KP_1;
case VKEY_NUMPAD2:
return XK_KP_2;
case VKEY_NUMPAD3:
return XK_KP_3;
case VKEY_NUMPAD4:
return XK_KP_4;
case VKEY_NUMPAD5:
return XK_KP_5;
case VKEY_NUMPAD6:
return XK_KP_6;
case VKEY_NUMPAD7:
return XK_KP_7;
case VKEY_NUMPAD8:
return XK_KP_8;
case VKEY_NUMPAD9:
return XK_KP_9;
case VKEY_MULTIPLY:
return XK_KP_Multiply;
case VKEY_ADD:
return XK_KP_Add;
case VKEY_SUBTRACT:
return XK_KP_Subtract;
case VKEY_DECIMAL:
return XK_KP_Decimal;
case VKEY_DIVIDE:
return XK_KP_Divide;
case VKEY_BACK:
return XK_BackSpace;
case VKEY_TAB:
return shift ? XK_ISO_Left_Tab : XK_Tab;
case VKEY_CLEAR:
return XK_Clear;
case VKEY_RETURN:
return XK_Return;
case VKEY_SHIFT:
return XK_Shift_L;
case VKEY_CONTROL:
return XK_Control_L;
case VKEY_MENU:
return XK_Alt_L;
case VKEY_APPS:
return XK_Menu;
case VKEY_ALTGR:
return XK_ISO_Level3_Shift;
case VKEY_COMPOSE:
return XK_Multi_key;
case VKEY_PAUSE:
return XK_Pause;
case VKEY_CAPITAL:
return XK_Caps_Lock;
case VKEY_KANA:
return XK_Kana_Lock;
case VKEY_HANJA:
return XK_Hangul_Hanja;
case VKEY_CONVERT:
return XK_Henkan;
case VKEY_NONCONVERT:
return XK_Muhenkan;
case VKEY_DBE_SBCSCHAR:
return XK_Zenkaku_Hankaku;
case VKEY_DBE_DBCSCHAR:
return XK_Zenkaku_Hankaku;
case VKEY_ESCAPE:
return XK_Escape;
case VKEY_SPACE:
return XK_space;
case VKEY_PRIOR:
return XK_Page_Up;
case VKEY_NEXT:
return XK_Page_Down;
case VKEY_END:
return XK_End;
case VKEY_HOME:
return XK_Home;
case VKEY_LEFT:
return XK_Left;
case VKEY_UP:
return XK_Up;
case VKEY_RIGHT:
return XK_Right;
case VKEY_DOWN:
return XK_Down;
case VKEY_SELECT:
return XK_Select;
case VKEY_PRINT:
return XK_Print;
case VKEY_EXECUTE:
return XK_Execute;
case VKEY_INSERT:
return XK_Insert;
case VKEY_DELETE:
return XK_Delete;
case VKEY_HELP:
return XK_Help;
case VKEY_0:
return shift ? XK_parenright : XK_0;
case VKEY_1:
return shift ? XK_exclam : XK_1;
case VKEY_2:
return shift ? XK_at : XK_2;
case VKEY_3:
return shift ? XK_numbersign : XK_3;
case VKEY_4:
return shift ? XK_dollar : XK_4;
case VKEY_5:
return shift ? XK_percent : XK_5;
case VKEY_6:
return shift ? XK_asciicircum : XK_6;
case VKEY_7:
return shift ? XK_ampersand : XK_7;
case VKEY_8:
return shift ? XK_asterisk : XK_8;
case VKEY_9:
return shift ? XK_parenleft : XK_9;
case VKEY_A:
case VKEY_B:
case VKEY_C:
case VKEY_D:
case VKEY_E:
case VKEY_F:
case VKEY_G:
case VKEY_H:
case VKEY_I:
case VKEY_J:
case VKEY_K:
case VKEY_L:
case VKEY_M:
case VKEY_N:
case VKEY_O:
case VKEY_P:
case VKEY_Q:
case VKEY_R:
case VKEY_S:
case VKEY_T:
case VKEY_U:
case VKEY_V:
case VKEY_W:
case VKEY_X:
case VKEY_Y:
case VKEY_Z:
return (shift ? XK_A : XK_a) + (keycode - VKEY_A);
case VKEY_LWIN:
return XK_Super_L;
case VKEY_RWIN:
return XK_Super_R;
case VKEY_NUMLOCK:
return XK_Num_Lock;
case VKEY_SCROLL:
return XK_Scroll_Lock;
case VKEY_OEM_1:
return shift ? XK_colon : XK_semicolon;
case VKEY_OEM_PLUS:
return shift ? XK_plus : XK_equal;
case VKEY_OEM_COMMA:
return shift ? XK_less : XK_comma;
case VKEY_OEM_MINUS:
return shift ? XK_underscore : XK_minus;
case VKEY_OEM_PERIOD:
return shift ? XK_greater : XK_period;
case VKEY_OEM_2:
return shift ? XK_question : XK_slash;
case VKEY_OEM_3:
return shift ? XK_asciitilde : XK_quoteleft;
case VKEY_OEM_4:
return shift ? XK_braceleft : XK_bracketleft;
case VKEY_OEM_5:
return shift ? XK_bar : XK_backslash;
case VKEY_OEM_6:
return shift ? XK_braceright : XK_bracketright;
case VKEY_OEM_7:
return shift ? XK_quotedbl : XK_quoteright;
case VKEY_OEM_8:
return XK_ISO_Level5_Shift;
case VKEY_OEM_102:
return shift ? XK_guillemotleft : XK_guillemotright;
case VKEY_F1:
case VKEY_F2:
case VKEY_F3:
case VKEY_F4:
case VKEY_F5:
case VKEY_F6:
case VKEY_F7:
case VKEY_F8:
case VKEY_F9:
case VKEY_F10:
case VKEY_F11:
case VKEY_F12:
case VKEY_F13:
case VKEY_F14:
case VKEY_F15:
case VKEY_F16:
case VKEY_F17:
case VKEY_F18:
case VKEY_F19:
case VKEY_F20:
case VKEY_F21:
case VKEY_F22:
case VKEY_F23:
case VKEY_F24:
return XK_F1 + (keycode - VKEY_F1);
case VKEY_BROWSER_BACK:
return XF86XK_Back;
case VKEY_BROWSER_FORWARD:
return XF86XK_Forward;
case VKEY_BROWSER_REFRESH:
return XF86XK_Reload;
case VKEY_BROWSER_STOP:
return XF86XK_Stop;
case VKEY_BROWSER_SEARCH:
return XF86XK_Search;
case VKEY_BROWSER_FAVORITES:
return XF86XK_Favorites;
case VKEY_BROWSER_HOME:
return XF86XK_HomePage;
case VKEY_VOLUME_MUTE:
return XF86XK_AudioMute;
case VKEY_VOLUME_DOWN:
return XF86XK_AudioLowerVolume;
case VKEY_VOLUME_UP:
return XF86XK_AudioRaiseVolume;
case VKEY_MEDIA_NEXT_TRACK:
return XF86XK_AudioNext;
case VKEY_MEDIA_PREV_TRACK:
return XF86XK_AudioPrev;
case VKEY_MEDIA_STOP:
return XF86XK_AudioStop;
case VKEY_MEDIA_PLAY_PAUSE:
return XF86XK_AudioPlay;
case VKEY_MEDIA_LAUNCH_MAIL:
return XF86XK_Mail;
case VKEY_MEDIA_LAUNCH_APP1:
return XF86XK_LaunchA;
case VKEY_MEDIA_LAUNCH_APP2:
return XF86XK_LaunchB;
case VKEY_WLAN:
return XF86XK_WLAN;
case VKEY_POWER:
return XF86XK_PowerOff;
case VKEY_BRIGHTNESS_DOWN:
return XF86XK_MonBrightnessDown;
case VKEY_BRIGHTNESS_UP:
return XF86XK_MonBrightnessUp;
case VKEY_KBD_BRIGHTNESS_DOWN:
return XF86XK_KbdBrightnessDown;
case VKEY_KBD_BRIGHTNESS_UP:
return XF86XK_KbdBrightnessUp;
default:
LOG(WARNING) << "Unknown keycode:" << keycode;
return 0;
}
}
void InitXKeyEventFromXIDeviceEvent(const XEvent& src, XEvent* xkeyevent) {
DCHECK(src.type == GenericEvent);
XIDeviceEvent* xievent = static_cast<XIDeviceEvent*>(src.xcookie.data);
switch (xievent->evtype) {
case XI_KeyPress:
xkeyevent->type = KeyPress;
break;
case XI_KeyRelease:
xkeyevent->type = KeyRelease;
break;
default:
NOTREACHED();
}
xkeyevent->xkey.serial = xievent->serial;
xkeyevent->xkey.send_event = xievent->send_event;
xkeyevent->xkey.display = xievent->display;
xkeyevent->xkey.window = xievent->event;
xkeyevent->xkey.root = xievent->root;
xkeyevent->xkey.subwindow = xievent->child;
xkeyevent->xkey.time = xievent->time;
xkeyevent->xkey.x = xievent->event_x;
xkeyevent->xkey.y = xievent->event_y;
xkeyevent->xkey.x_root = xievent->root_x;
xkeyevent->xkey.y_root = xievent->root_y;
xkeyevent->xkey.state = xievent->mods.effective;
xkeyevent->xkey.keycode = xievent->detail;
xkeyevent->xkey.same_screen = 1;
}
unsigned int XKeyCodeForWindowsKeyCode(ui::KeyboardCode key_code,
int flags,
XDisplay* display) {
// SHIFT state is ignored in the call to XKeysymForWindowsKeyCode() here
// because we map the XKeysym back to a keycode, i.e. a physical key position.
// Using a SHIFT-modified XKeysym would sometimes yield X keycodes that,
// while technically valid, may be surprising in that they do not match
// the keycode of the original press, and conflict with assumptions in
// other code.
//
// For example, in a US layout, Shift-9 has the interpretation XK_parenleft,
// but the keycode KEY_9 alone does not map to XK_parenleft; instead,
// XKeysymToKeycode() returns KEY_KPLEFTPAREN (keypad left parenthesis)
// which does map to XK_parenleft -- notwithstanding that keyboards with
// dedicated number pad parenthesis keys are currently uncommon.
//
// Similarly, Shift-Comma has the interpretation XK_less, but KEY_COMMA
// alone does not map to XK_less; XKeysymToKeycode() returns KEY_102ND
// (the '<>' key between Shift and Z on 105-key keyboards) which does.
//
// crbug.com/386066 and crbug.com/390263 are examples of problems
// associated with this.
//
return XKeysymToKeycode(display, XKeysymForWindowsKeyCode(key_code, false));
}
} // namespace ui
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