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mu4e-window: define display-buffer-full-frame if needed 

display-buffer-full-frame was added only in emacs 29.x
This commit is contained in:
Dirk-Jan C. Binnema 2022-12-20 21:00:58 +02:00
parent 33211e0889
commit 4bf85a769e
1 changed files with 20 additions and 0 deletions
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20
mu4e/mu4e-window.el
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@ -225,6 +225,26 @@ being created if CREATE is non-nil."
(set (make-local-variable 'mu4e-linked-headers-buffer) headers-buffer))
buffer)))
;; backward compat: `display-buffer-full-frame' only appears in emacs 29.
(unless (fboundp 'display-buffer-full-frame)
(defun display-buffer-full-frame (buffer alist)
"Display BUFFER in the current frame, taking the entire frame.
ALIST is an association list of action symbols and values. See
Info node `(elisp) Buffer Display Action Alists' for details of
such alists.
This is an action function for buffer display, see Info
node `(elisp) Buffer Display Action Functions'. It should be
called only by `display-buffer' or a function directly or
indirectly called by the latter."
(when-let ((window (or (display-buffer-reuse-window buffer alist)
(display-buffer-same-window buffer alist)
(display-buffer-pop-up-window buffer alist)
(display-buffer-use-some-window buffer alist))))
(delete-other-windows window)
window)))
(defun mu4e-display-buffer (buffer-or-name &optional select)
"Display BUFFER-OR-NAME as per `mu4e-split-view'.