User option to select 'no-other-window' with windmove (bug#48916)

* lisp/windmove.el (windmove-wrap-around): Remove superfluous :group tag.
(windmove-create-window): Remove superfluous :group tag.
(windmove-window-distance-delta): Remove superfluous :group tag.
(windmove-allow-all-windows): Add new user option to allow the commands
of windmove to target windows with the 'no-other-window parameter.
(windmove-find-other-window): Use windmove-allow-all-windows.
(windmove-display-no-select): Remove superfluous :group tag.
(windmove-display-in-direction): Use windmove-allow-all-windows.
(windmove-delete-in-direction): Use windmove-allow-all-windows.
(windmove-swap-states-in-direction): Use windmove-allow-all-windows.
(windmove-default-keybindings): Remove superfluous :group tag.
(windmove-display-default-keybindings): Remove superfluous :group tag.
(windmove-delete-default-keybindings): Remove superfluous :group tag.
(windmove-swap-states-default-keybindings): Remove superfluous :group tag.

lisp/windmove.el

@@ -138,8 +138,7 @@ If this variable is set to t, moving left from the leftmost window in
 a frame will find the rightmost one, and similarly for the other
 directions.  The minibuffer is skipped over in up/down movements if it
 is inactive."
-  :type 'boolean
-  :group 'windmove)
+  :type 'boolean)
 
 (defcustom windmove-create-window nil
   "Whether movement off the edge of the frame creates a new window.
@@ -147,7 +146,6 @@ If this variable is set to t, moving left from the leftmost window in
 a frame will create a new window on the left, and similarly for the other
 directions."
   :type 'boolean
-  :group 'windmove
   :version "27.1")
 
 ;; If your Emacs sometimes places an empty column between two adjacent
@@ -157,11 +155,18 @@ directions."
 Measured in characters either horizontally or vertically; setting this
 to a value larger than 1 may be useful in getting around window-
 placement bugs in old versions of Emacs."
-  :type 'number
-  :group 'windmove)
+  :type 'number)
 (make-obsolete-variable 'windmove-window-distance-delta
                         "no longer used." "27.1")
 
+(defcustom windmove-allow-all-windows nil
+  "Whether the windmove commands are allowed to target all type of windows.
+If this variable is set to non-nil, all windmove commmands will
+ignore the `no-other-window' parameter applied by `display-buffer-alist'
+or `set-window-parameter'."
+  :type 'boolean
+  :version "28.1")
+
 
 ;; Note:
 ;;
@@ -342,7 +347,8 @@ WINDOW must be a live window and defaults to the selected one.
 Optional ARG, if negative, means to use the right or bottom edge of
 WINDOW as reference position, instead of `window-point'; if positive,
 use the left or top edge of WINDOW as reference point."
-  (window-in-direction dir window nil arg windmove-wrap-around t))
+  (window-in-direction dir window windmove-allow-all-windows
+                       arg windmove-wrap-around t))
 
 ;; Selects the window that's hopefully at the location returned by
 ;; `windmove-find-other-window', or screams if there's no window there.
@@ -480,7 +486,6 @@ Default value of MODIFIERS is `shift'."
 (defcustom windmove-display-no-select nil
   "Whether the window should be selected after displaying the buffer in it."
   :type 'boolean
-  :group 'windmove
   :version "27.1")
 
 (defun windmove-display-in-direction (dir &optional arg)
@@ -517,7 +522,7 @@ When `switch-to-buffer-obey-display-actions' is non-nil,
                        ((eq dir 'same-window)
                         (selected-window))
                        (t (window-in-direction
-                           dir nil nil
+                           dir nil windmove-allow-all-windows
                            (and arg (prefix-numeric-value arg))
                            windmove-wrap-around 'nomini)))))
          (unless window
@@ -606,8 +611,8 @@ With `M-0' prefix, delete the selected window and
 select the window at direction DIR.
 When `windmove-wrap-around' is non-nil, takes the window
 from the opposite side of the frame."
-  (let ((other-window (window-in-direction dir nil nil arg
-                                           windmove-wrap-around 'nomini)))
+  (let ((other-window (window-in-direction dir nil windmove-allow-all-windows
+                                           arg windmove-wrap-around 'nomini)))
     (cond ((null other-window)
            (user-error "No window %s from selected window" dir))
           (t
@@ -680,8 +685,8 @@ Default value of PREFIX is `C-x' and MODIFIERS is `shift'."
   "Swap the states of the selected window and the window at direction DIR.
 When `windmove-wrap-around' is non-nil, takes the window
 from the opposite side of the frame."
-  (let ((other-window (window-in-direction dir nil nil nil
-                                           windmove-wrap-around 'nomini)))
+  (let ((other-window (window-in-direction dir nil windmove-allow-all-windows
+                                           nil windmove-wrap-around 'nomini)))
     (cond ((or (null other-window) (window-minibuffer-p other-window))
            (user-error "No window %s from selected window" dir))
           (t
@@ -761,8 +766,7 @@ See `windmove-default-keybindings' for more detail."
           (null val))
          (set-default sym val))
   :type windmove--default-keybindings-type
-  :version "28.1"
-  :group 'windmove)
+  :version "28.1")
 
 (defcustom windmove-display-default-keybindings nil
   "Default keybindings for windmove directional buffer display commands.
@@ -780,8 +784,7 @@ See `windmove-display-default-keybindings' for more detail."
           (null val))
          (set-default sym val))
   :type windmove--default-keybindings-type
-  :version "28.1"
-  :group 'windmove)
+  :version "28.1")
 
 (defcustom windmove-delete-default-keybindings nil
   "Default keybindings for windmove directional window deletion commands.
@@ -796,8 +799,7 @@ See `windmove-delete-default-keybindings' for more detail."
           (null val))
          (set-default sym val))
   :type windmove--default-keybindings-type
-  :version "28.1"
-  :group 'windmove)
+  :version "28.1")
 
 (defcustom windmove-swap-states-default-keybindings nil
   "Default keybindings for windmove's directional window swap-state commands.
@@ -812,8 +814,7 @@ See `windmove-swap-states-default-keybindings' for more detail."
           (null val))
          (set-default sym val))
   :type windmove--default-keybindings-type
-  :version "28.1"
-  :group 'windmove)
+  :version "28.1")
 
 
 (provide 'windmove)