メモ：Ubuntuでのキー配列の調べ方

Ubuntu 24.04LTSでのキー配列の調べ方

localectl

% localectl status
System Locale: LANG=ja_JP.UTF-8
    VC Keymap: (unset)
   X11 Layout: us
    X11 Model: pc105

setxkbmap

%  setxkbmap -print -verbose 10
Setting verbose level to 10
WARNING: Running setxkbmap against an Xwayland server
locale is C
Trying to load rules file ./rules/evdev...
Trying to load rules file /usr/share/X11/xkb/rules/evdev...
Success.
Applied rules from evdev:
rules:      evdev
model:      pc105
layout:     jp
Trying to build keymap using the following components:
keycodes:   evdev+aliases(qwerty)
types:      complete
compat:     complete+japan
symbols:    pc+jp+inet(evdev)
geometry:   pc(pc105)
xkb_keymap {
        xkb_keycodes  { include "evdev+aliases(qwerty)" };
        xkb_types     { include "complete"      };
        xkb_compat    { include "complete+japan"        };
        xkb_symbols   { include "pc+jp+inet(evdev)"     };
        xkb_geometry  { include "pc(pc105)"     };
};

各キーのキーコード（keycode）を調べる場合

% xev
～略～
KeyPress event, serial 35, synthetic NO, window 0x400001,
    root 0x3a4, subw 0x0, time 3686508, (-229,-122), root:(1800,541),
    state 0x0, keycode 49 (keysym 0xff2a, Zenkaku_Hankaku), same_screen YES,
    XLookupString gives 0 bytes:
    XmbLookupString gives 0 bytes:
    XFilterEvent returns: False

KeyPress event, serial 35, synthetic NO, window 0x400001,
    root 0x3a4, subw 0x0, time 3686524, (-229,-122), root:(1800,541),
    state 0x0, keycode 38 (keysym 0x61, a), same_screen YES,
    XLookupString gives 1 bytes: (61) "a"
    XmbLookupString gives 1 bytes: (61) "a"
    XFilterEvent returns: False

KeyRelease event, serial 35, synthetic NO, window 0x400001,
    root 0x3a4, subw 0x0, time 3686724, (-229,-122), root:(1800,541),
    state 0x0, keycode 38 (keysym 0x61, a), same_screen YES,
    XLookupString gives 1 bytes: (61) "a"
    XFilterEvent returns: False

X11でのキーボード情報

% xset -q
Keyboard Control:
  auto repeat:  on    key click percent:  0    LED mask:  00000000
  XKB indicators:
    00: Caps Lock:   off    01: Num Lock:    off    02: Scroll Lock: off
    03: Compose:     off    04: Kana:        off    05: Sleep:       off
    06: Suspend:     off    07: Mute:        off    08: Misc:        off
    09: Mail:        off    10: Charging:    off    11: Shift Lock:  off
    12: Group 2:     off    13: Mouse Keys:  off
  auto repeat delay:  400    repeat rate:  40
  auto repeating keys:  00ffffffdffffbbf
                        fadfffefffedffff
                        9fffffffffffffff
                        fff7ffffffffffff
  bell percent:  50    bell pitch:  400    bell duration:  100
Pointer Control:
  acceleration:  2/1    threshold:  4
Screen Saver:
  prefer blanking:  yes    allow exposures:  yes
  timeout:  0    cycle:  0
Colors:
  default colormap:  0x24    BlackPixel:  0x0    WhitePixel:  0xffffff
Font Path:
  built-ins
DPMS (Display Power Management Signaling):
  Server does not have the DPMS Extension

X11のキーボード配置の設定ファイル

%  ls -l /etc/vconsole.conf
lrwxrwxrwx 1 root root 16  2月 15 17:09 /etc/vconsole.conf -> default/keyboard

% cat /etc/default/keyboard
# KEYBOARD CONFIGURATION FILE

# Consult the keyboard(5) manual page.

XKBMODEL="pc105"
XKBLAYOUT="us"
XKBVARIANT=""
XKBOPTIONS=""

BACKSPACE="guess"