下面是我完整的 xremap Emacs 配置，供大家参考:
modmap:
- name: Global except Emacs
application:
not: Emacs
remap:
CapsLock:
held: Ctrl_L
alone: KEY_LEFTSHIFT
Alt_R: Capslock
- name: use Shift switch im in emacs
application:
only: Emacs
remap:
Capslock:
held: Ctrl_L
alone: F8 # F8 binding to toogle-input-method in emacs
Alt_R: Capslock
keymap:
- name: Emacs
application:
not: [konsole, Emacs, Bcompare4]
remap:
# Cursor
C-b: { with_mark: left }
C-f: { with_mark: right }
C-p: { with_mark: up }
C-n: { with_mark: down }
# Forward/Backward word
M-b: { with_mark: C-left }
M-f: { with_mark: C-right }
# Beginning/End of line
C-a: { with_mark: home }
C-e: { with_mark: end }
# Page up/down
M-v: { with_mark: pageup }
C-v: { with_mark: pagedown }
# Beginning/End of file
M-Shift-comma: { with_mark: C-home }
M-Shift-dot: { with_mark: C-end }
# Newline
# C-m: enter
# C-j: enter
C-o: [enter, left]
# Copy
C-w: [C-x, { set_mark: false }]
M-w: [C-c, { set_mark: false }]
C-y: [C-v, { set_mark: false }]
# Delete
C-d: [delete, { set_mark: false }]
M-d: [C-delete, { set_mark: false }]
# Kill line
C-k: [Shift-end, C-x, { set_mark: false }]
# Kill word backward
Alt-backspace: [C-backspace, C-x, {set_mark: false}]
# Undo
C-slash: [C-z, { set_mark: false }]
C-Shift-ro: C-z
# Mark
C-2: { set_mark: true }
# Search
C-s: F3
# C-r: Shift-F3
M-Shift-5: C-h
# Cancel
C-g: [esc, { set_mark: false }]
# C-x YYY
C-x:
remap:
# C-x h (select all)
h: [C-home, C-a, { set_mark: true }]
# C-x C-f (open)
C-f: C-o
# C-x C-s (save)
C-s: C-s
# C-x k (kill tab)
k: C-f4
# C-x C-c (exit)
C-c: C-q
# C-x u (undo)
u: [C-z, { set_mark: false }]
这里假设你使用的输入法是 fcitx, 并且没有更改切换中英文的配置选项，默认该输入法使用 Shift 切换中英文。
另外你需要将 Emacs 里面的 toggle-input-methd 全局绑定到 F8 (任何空键均可，只要和上面配置中的 F8 一致即可
好啦， 你终于可以释放掉你 Ctrl + Space 以及 Ctrl + \ 做其他用啦
忘记说了，上面的配置，还将右侧的 Alt 改为了原始的 Capslock, 所以，你什么也没有失去！