Implement input_cmd_xkb_file (#3999)

Adds a new commend "xkb_file", which constructs the internal
xkb_keymap from a xkb file rather than an RMLVO configuration.
This allows greater flexibility when specifying xkb configurations.
An xkb file can be dumped with the xkbcomp program.

1 files changed, 5 insertions, 0 deletions

diff --git a/sway/sway-input.5.scd b/sway/sway-input.5.scd
index 4fb14fd2..9a9c5c4c 100644
--- a/sway/sway-input.5.scd
+++ b/sway/sway-input.5.scd
@@ -44,6 +44,11 @@ on top of the existing device configurations.
 For more information on these xkb configuration options, see
 *xkeyboard-config*(7).
 
+*input* <identifier> xkb_file <file_name>
+        Sets all xkb configurations from a complete .xkb file. This file can be
+        dumped from _xkbcomp $DISPLAY keymap.xkb_. This setting overrides
+        xkb_layout, xkb_model, xkb_options, xkb_rules, and xkb_variant settings.
+
 *input* <identifier> xkb_layout <layout_name>
         Sets the layout of the keyboard like _us_ or _de_.