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Fix bug when splitting a frame's root window (Bug#73627)

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* lisp/window.el (split-window): Split main window of WINDOW's
frame when that frame has side windows (Bug#73627).
This commit is contained in:
Martin Rudalics 2024-10-13 09:48:05 +02:00
parent 7d9513f9c4
commit a58dc58fec
1 changed files with 7 additions and 0 deletions
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7
lisp/window.el
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@ -5599,6 +5599,13 @@ frame. The selected window is not changed by this function."
(setq atom-root (window-atom-root window))
(not (eq atom-root window)))
(throw 'done (split-window atom-root size side pixelwise)))
;; If WINDOW's frame has a side window and WINDOW specifies the
;; frame's root window, split the frame's main window instead
;; (Bug#73627).
((and (eq window (frame-root-window frame))
(window-with-parameter 'window-side nil frame))
(throw 'done (split-window (window-main-window frame)
size side pixelwise)))
;; If WINDOW is a side window or its first or last child is a
;; side window, throw an error unless `window-combination-resize'
;; equals 'side.