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+;;; exwm-config.el --- Predefined configurations  -*- lexical-binding: t -*-
+
+;; Copyright (C) 2015-2024 Free Software Foundation, Inc.
+
+;; Author: Chris Feng <chris.w.feng@gmail.com>
+
+;; This file is part of GNU Emacs.
+
+;; GNU Emacs 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.
+
+;; GNU Emacs 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 GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;; This module contains typical (yet minimal) configurations of EXWM.
+
+;;; Code:
+
+(require 'exwm)
+(require 'ido)
+
+(define-obsolete-function-alias 'exwm-config-default
+  #'exwm-config-example "27.1")
+
+(defun exwm-config-example ()
+  "Default configuration of EXWM."
+  ;; Set the initial workspace number.
+  (unless (get 'exwm-workspace-number 'saved-value)
+    (setq exwm-workspace-number 4))
+  ;; Make class name the buffer name
+  (add-hook 'exwm-update-class-hook
+            (lambda ()
+              (exwm-workspace-rename-buffer exwm-class-name)))
+  ;; Global keybindings.
+  (unless (get 'exwm-input-global-keys 'saved-value)
+    (setq exwm-input-global-keys
+          `(
+            ;; 's-r': Reset (to line-mode).
+            ([?\s-r] . exwm-reset)
+            ;; 's-w': Switch workspace.
+            ([?\s-w] . exwm-workspace-switch)
+            ;; 's-&': Launch application.
+            ([?\s-&] . (lambda (command)
+                         (interactive (list (read-shell-command "$ ")))
+                         (start-process-shell-command command nil command)))
+            ;; 's-N': Switch to certain workspace.
+            ,@(mapcar (lambda (i)
+                        `(,(kbd (format "s-%d" i)) .
+                          (lambda ()
+                            (interactive)
+                            (exwm-workspace-switch-create ,i))))
+                      (number-sequence 0 9)))))
+  ;; Line-editing shortcuts
+  (unless (get 'exwm-input-simulation-keys 'saved-value)
+    (setq exwm-input-simulation-keys
+          '(([?\C-b] . [left])
+            ([?\C-f] . [right])
+            ([?\C-p] . [up])
+            ([?\C-n] . [down])
+            ([?\C-a] . [home])
+            ([?\C-e] . [end])
+            ([?\M-v] . [prior])
+            ([?\C-v] . [next])
+            ([?\C-d] . [delete])
+            ([?\C-k] . [S-end delete]))))
+  ;; Enable EXWM
+  (exwm-enable)
+  ;; Configure Ido
+  (exwm-config-ido)
+  ;; Other configurations
+  (exwm-config-misc))
+
+(defun exwm-config--fix/ido-buffer-window-other-frame ()
+  "Fix `ido-buffer-window-other-frame'."
+  (defalias 'exwm-config-ido-buffer-window-other-frame
+    (symbol-function #'ido-buffer-window-other-frame))
+  (defun ido-buffer-window-other-frame (buffer)
+    "This is a version redefined by EXWM.
+
+You can find the original one at `exwm-config-ido-buffer-window-other-frame'."
+    (with-current-buffer (window-buffer (selected-window))
+      (if (and (derived-mode-p 'exwm-mode)
+               exwm--floating-frame)
+          ;; Switch from a floating frame.
+          (with-current-buffer buffer
+            (if (and (derived-mode-p 'exwm-mode)
+                     exwm--floating-frame
+                     (eq exwm--frame exwm-workspace--current))
+                ;; Switch to another floating frame.
+                (frame-root-window exwm--floating-frame)
+              ;; Do not switch if the buffer is not on the current workspace.
+              (or (get-buffer-window buffer exwm-workspace--current)
+                  (selected-window))))
+        (with-current-buffer buffer
+          (when (derived-mode-p 'exwm-mode)
+            (if (eq exwm--frame exwm-workspace--current)
+                (when exwm--floating-frame
+                  ;; Switch to a floating frame on the current workspace.
+                  (frame-selected-window exwm--floating-frame))
+              ;; Do not switch to exwm-mode buffers on other workspace (which
+              ;; won't work unless `exwm-layout-show-all-buffers' is set)
+              (unless exwm-layout-show-all-buffers
+                (selected-window)))))))))
+
+(defun exwm-config-ido ()
+  "Configure Ido to work with EXWM."
+  (ido-mode 1)
+  (add-hook 'exwm-init-hook #'exwm-config--fix/ido-buffer-window-other-frame))
+
+(defun exwm-config-misc ()
+  "Other configurations."
+  ;; Make more room
+  (menu-bar-mode -1)
+  (tool-bar-mode -1)
+  (scroll-bar-mode -1)
+  (fringe-mode 1))
+
+
+
+(provide 'exwm-config)
+
+;;; exwm-config.el ends here