Allow number set to be common to multiple frames

This allows the user to navigate windows across frames.

3 scopes are possible:

- frame-local: similar to old behaviour, one number set per frame
- visible: Only number windows in visible frames
- global: Number windows in all frames
This commit is contained in:
deb0ch 2016-12-08 15:51:24 +01:00
parent 10809b3993
commit bcccadcf12

View file

@ -85,6 +85,20 @@ return a number to have it assigned to the current-window, nil otherwise."
(defconst window-numbering-mode-line-position 1
"The position in the mode-line `window-numbering-mode' displays the number.")
(defcustom window-numbering-frame-scope 'global
"The scope of number sets."
:group 'window-numbering
:type '(choice
(const :tag "frame local" frame-local)
(const :tag "visible frames" visible)
(const :tag "global" global)))
(defcustom window-numbering-reverse-frame-list nil
"If t, order frames by reverse order of creation.
Has effect only when `window-numbering-frame-scope' is not 'frame-local."
:group 'window-numbering
:type 'boolean)
(defface window-numbering-face
'()
"Face used for the number in the mode-line."
@ -97,13 +111,16 @@ return a number to have it assigned to the current-window, nil otherwise."
"Select window given number I by `window-numbering-mode'.
If prefix ARG is given, delete the window instead of selecting it."
(interactive "P")
(let ((windows (car (gethash (selected-frame) window-numbering-table)))
(let ((windows (if (eq window-numbering-frame-scope 'frame-local)
(car (gethash (selected-frame)
window-numbering-table))
window-numbering-windows))
window)
(if (and (>= i 0) (< i 10)
(setq window (aref windows i)))
(if arg
(delete-window window)
(select-window window))
(window-numbering-switch-to-window window))
(error "No window numbered %s" i))))
;; define interactive functions for keymap
@ -138,29 +155,27 @@ If prefix ARG is given, delete the window instead of selecting it."
(setf (aref window-numbering-windows number) window)
(puthash window number window-numbering-numbers)
(setq window-numbering-left (delq number window-numbering-left))
t)
;; else default adding
number)
;; else determine number and assign
(when window-numbering-left
(unless (gethash window window-numbering-numbers)
(let ((number (car window-numbering-left)))
(window-numbering-assign window number)
number)))))
(window-numbering-assign window number))))))
(defun window-numbering-update ()
"Update the window numbering for the current frame.
Optional parameter PREASSIGNED-WINDOWS is a hashmap already mapping some
windows to numbers."
"Update window numbers."
(setq window-numbering-windows (make-vector 10 nil)
window-numbering-numbers (make-hash-table :size 10)
window-numbering-left
(window-numbering-calculate-left window-numbering-windows))
(puthash (selected-frame)
(cons window-numbering-windows window-numbering-numbers)
window-numbering-table)
window-numbering-left (window-numbering-calculate-left
window-numbering-windows))
(when (eq window-numbering-frame-scope 'frame-local)
(puthash (selected-frame)
(cons window-numbering-windows window-numbering-numbers)
window-numbering-table))
(when (and window-numbering-auto-assign-0-to-minibuffer
(active-minibuffer-window))
(window-numbering-assign (active-minibuffer-window) 0))
(let ((windows (window-list nil 0 (frame-first-window))))
(let ((windows (window-numbering-window-list)))
(run-hook-with-args 'window-numbering-before-hook windows)
(when window-numbering-assign-func
(mapc (lambda (window)
@ -173,13 +188,57 @@ windows to numbers."
(dolist (window windows)
(window-numbering-assign window))))
(defun window-numbering-list-windows-in-frame (&optional f)
"List windows in frame F using natural Emacs ordering."
(window-list f 0 (frame-first-window f)))
(defun window-numbering-window-list ()
"Return a list of interesting windows."
(cl-remove-if
(lambda (w)
(let ((f (window-frame w)))
(or (not (and (frame-live-p f)
(frame-visible-p f)))
(string= "initial_terminal" (terminal-name f))
;; (window-numbering-ignored-p w) ;; TODO implement
)))
(cl-case window-numbering-frame-scope
(global
(cl-mapcan 'window-numbering-list-windows-in-frame
(if window-numbering-reverse-frame-list
(frame-list)
(nreverse (frame-list)))))
(visible
(cl-mapcan 'window-numbering-list-windows-in-frame
(if window-numbering-reverse-frame-list
(visible-frame-list)
(nreverse (visible-frame-list)))))
(frame-local
(window-numbering-list-windows-in-frame))
(t
(error "Invalid `window-numbering-frame-scope': %S"
window-numbering-frame-scope)))))
(defun window-numbering-switch-to-window (window)
"Switch to the window WINDOW and switch input focus if on a different frame."
(let ((frame (window-frame window)))
(when (and (frame-live-p frame)
(not (eq frame (selected-frame))))
(select-frame-set-input-focus frame))
(if (window-live-p window)
(select-window window)
(error "Got a dead window %S" window))))
(defun window-numbering-get-number-string (&optional window)
(let ((s (int-to-string (window-numbering-get-number window))))
(propertize s 'face 'window-numbering-face)))
(defun window-numbering-get-number (&optional window)
(gethash (or window (selected-window))
(cdr (gethash (selected-frame) window-numbering-table))))
(let ((w (or window (selected-window))))
(if (eq window-numbering-frame-scope 'frame-local)
(gethash w (cdr (gethash (selected-frame)
window-numbering-table)))
(gethash w window-numbering-numbers))))
(defvar window-numbering-keymap
(let ((map (make-sparse-keymap)))