tab-bar: add evil bindings

evil-collection.el

@@ -235,6 +235,7 @@ through removing their entry from `evil-collection-mode-list'."
     slime
     sly
     speedbar
+    ,@(when (>= emacs-major-version 27) '(tab-bar))
     tablist
     tar-mode
     (term term ansi-term multi-term)

modes/tab-bar/evil-collection-tab-bar.el

@@ -0,0 +1,59 @@
+;;; evil-collection-tab-bar.el --- Evil bindings for tab-bar -*- lexical-binding: t -*-
+
+;; Copyright (C) 2020 Zhiwei Chen
+
+;; Author: Zhiwei Chen <condy0919@gmail.com>
+;; Maintainer: James Nguyen <james@jojojames.com>
+;; Pierre Neidhardt <mail@ambrevar.xyz>
+;; URL: https://github.com/emacs-evil/evil-collection
+;; Version: 0.0.1
+;; Package-Requires: ((emacs "27.1"))
+;; Keywords: evil, tab-bar, tools
+
+;; This program is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+;; Evil bindings for tab-bar.
+
+;;; Code:
+
+(require 'evil-collection)
+(require 'tab-bar nil t)
+
+(defconst evil-collection-tab-bar-maps '(tab-switcher-mode-map))
+
+(defun evil-collection-tab-bar-setup ()
+  "Set up `evil' bindings to `tab-bar'."
+  (evil-set-initial-state 'tab-switcher-mode 'normal)
+  (evil-collection-define-key 'normal 'tab-switcher-mode-map
+    ;; Movement
+    "j" 'tab-switcher-next-line
+    "k" 'tab-switcher-prev-line
+    "gj" 'tab-switcher-next-line
+    "gk" 'tab-switcher-prev-line
+
+    ;; Mark
+    "d" 'tab-switcher-delete
+    (kbd "RET") 'tab-switcher-select
+    "u" 'tab-switcher-unmark
+    "x" 'tab-switcher-execute
+
+    ;; Quit
+    "q" 'quit-window
+    "ZZ" 'quit-window
+    "ZQ" 'quit-window))
+
+(provide 'evil-collection-tab-bar)
+
+;;; evil-collection-tab-bar.el ends here