xkeysnail-conf.py

# -*- coding: utf-8 -*-
import re
from xkeysnail.transform import *

# [Global modemap] Change modifier keys as in xmodmap
define_modmap({
    Key.CAPSLOCK: Key.LEFT_CTRL,
})

# [Conditional Modmap] Change modifier keys in certain applications
# define_conditional_modmap(re.compile(r'Emacs'), {
#     Key.RIGHT_CTRL: Key.ESC,
# })

# [Multipurpose modmap] Give a key two meanings. A normal key when pressed and
# released, and a modifier key when held down with another key. See Xcape,
# Carabiner and caps2esc for ideas and concept.
define_multipurpose_modmap(
    # Enter is enter when pressed and released. Control when held down.
    {Key.MUHENKAN: [Key.MUHENKAN ,Key.LEFT_META]}
    # Capslock is escape when pressed and released. Control when held down.
    # {Key.CAPSLOCK: [Key.ESC, Key.LEFT_CTRL]
    # To use this example, you can't remap capslock with define_modmap.
)


# Keybindings for Firefox/Chrome
define_keymap(re.compile("firefox|Google-chrome|Chromium|vivaldi-stable",re.IGNORECASE), {
    # Ctrl+Alt+j/k to switch next/previous tab
    K("C-M-h"): K("C-Shift-TAB"),
    K("C-M-l"): K("C-TAB"),
    K("C-i"): K("TAB"),
    K("C-M-j"): K("M-left"),
    K("C-M-k"): K("M-right"),
    # Type C-j to focus to the content
    K("C-j"): K("C-f6"),
    K("C-z"): with_mark(K("page_up")),
    K("C-M-i"): K("C-space"),
    # very naive "Edit in editor" feature (just an example)
    # K("C-o"): [K("C-a"), K("C-c"), launch(["emacsclient"]), sleep(0.5), K("C-v")]
}, "Firefox and Chrome")


# Keybindings for Zeal https://github.com/zealdocs/zeal/
define_keymap(re.compile("Zeal"), {
    # Ctrl+s to focus search area
    K("C-s"): K("C-k"),
}, "Zeal")

define_keymap(re.compile("code|code-oss"), {
    K("M-x"): K("C-p"),
    K("C-M-h"): K("C-PAGE_UP"),
    K("C-M-l"): K("C-PAGE_DOWN"),
    K("C-i"): K("TAB"),
    K("C-x"): {
        # C-x h (select all)
        K("h"): [K("C-home"), K("C-a"), set_mark(True)],
        # C-x C-f (open)
        K("C-f"): K("C-o"),
        # C-x C-s (save)
        K("C-s"): K("C-s"),
        # C-x k (kill tab)
        K("k"): K("C-f4"),
        # C-x C-c (exit)
        K("C-c"): K("C-q"),
        # cancel
        K("C-g"): pass_through_key,
        # C-x u (undo)
        K("u"): [K("C-z"), set_mark(False)],
        K("k"): K("C-w"),
    }
}, "vs-code")


# Emacs-like keybindings in non-Emacs applications
# lowercase
blacklist = (
    "emacs",
    "gnome-terminal",
    "org.remmina.remmina",
    "remmina",
    "urxvt",
    "xfce4-terminal",
    "keepassxc",
    "st-256color",
    "hl2linux",
    "vncviewer",
    "alacritty",
    "virtualbox machine",
    "factorio",
    "openshot",
    "tigervnc viewer",
    "xfreerdp",
    "",
)


def blk(wm_class):
    lw = wm_class.lower()
    prefix = [
        "minecraft",
        "gimp",
    ]
    
    if map(lambda x: lw.startswith(x),prefix):
        return False
    return lw not in blacklist


define_keymap(blk, {
    # Cursor
    K("C-b"): with_mark(K("left")),
    K("C-f"): with_mark(K("right")),
    K("C-p"): with_mark(K("up")),
    K("C-n"): with_mark(K("down")),
    K("C-h"): with_mark(K("backspace")),
    # Forward/Backward word
    K("M-b"): with_mark(K("C-left")),
    K("M-f"): with_mark(K("C-right")),
    # Beginning/End of line
    K("C-a"): with_mark(K("home")),
    K("C-e"): with_mark(K("end")),
    # Page up/down
    K("M-v"): with_mark(K("page_up")),
    K("C-v"): with_mark(K("page_down")),
    # Beginning/End of file
    K("M-Shift-comma"): with_mark(K("C-home")),
    K("M-Shift-dot"): with_mark(K("C-end")),
    # Newline
    K("C-m"): K("enter"),
    K("C-j"): K("enter"),
    # K("C-o"): [K("enter"), K("left")],
    # Copy
    K("C-w"): [K("C-x"), set_mark(False)],
    K("M-w"): [K("C-c"), set_mark(False)],
    K("C-y"): [K("C-v"), set_mark(False)],
    # Delete
    K("C-d"): [K("delete"), set_mark(False)],
    K("M-d"): [K("C-delete"), set_mark(False)],
    # Kill line
    # K("C-k"): [K("Shift-end"), K("C-x"), set_mark(False)],
    # Undo
    K("C-slash"): [K("C-z"), set_mark(False)],
    K("C-Shift-ro"): K("C-z"),
    # Mark
    K("C-space"): set_mark(True),
    # Search
    K("C-s"): K("C-f"),
    K("C-r"): K("Shift-F3"),
    K("M-Shift-key_5"): K("C-h"),
    # Cancel
    K("C-g"): [K("esc"), set_mark(False)],
    # Escape
    K("C-q"): escape_next_key,
    # C-x YYY
    K("C-x"): {
        # C-x h (select all)
        K("h"): [K("C-home"), K("C-a"), set_mark(True)],
        # C-x C-f (open)
        K("C-f"): K("C-o"),
        # C-x C-s (save)
        K("C-s"): K("C-s"),
        # C-x k (kill tab)
        K("k"): K("C-f4"),
        # C-x C-c (exit)
        K("C-c"): K("C-q"),
        # cancel
        K("C-g"): pass_through_key,
        # C-x u (undo)
        K("u"): [K("C-z"), set_mark(False)],
    }
}, "Emacs-like keys")