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[Optimize] just update the face of the buffer name in `after-change-functions'.

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`doom-modeline--buffer-file-name' may consume lots fof CPU if it's called too frequently.

Refer to https://github.com/seagle0128/doom-modeline/issues/32#issuecomment-525838909.
This commit is contained in:
Vincent Zhang 2019-09-02 17:09:41 +08:00
parent 2a6e2e1dc0
commit 19b79ffc6a
1 changed files with 11 additions and 2 deletions
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13
doom-modeline-segments.el
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@ -305,6 +305,7 @@ Uses `all-the-icons-material' to fetch the icon."
(advice-add #'org-narrow-to-element :after #'doom-modeline-update-buffer-file-state-icon) (advice-add #'org-narrow-to-element :after #'doom-modeline-update-buffer-file-state-icon)
(advice-add #'org-narrow-to-subtree :after #'doom-modeline-update-buffer-file-state-icon) (advice-add #'org-narrow-to-subtree :after #'doom-modeline-update-buffer-file-state-icon)
(advice-add #'org-edit-src-save :after #'doom-modeline-update-buffer-file-state-icon) (advice-add #'org-edit-src-save :after #'doom-modeline-update-buffer-file-state-icon)
(advice-add #'symbol-overlay-rename :after #'doom-modeline-update-buffer-file-state-icon)
(when (>= emacs-major-version 26) (when (>= emacs-major-version 26)
(add-variable-watcher (add-variable-watcher
@ -340,7 +341,6 @@ mouse-1: Previous buffer\nmouse-3: Next buffer"
(add-hook 'find-file-hook #'doom-modeline-update-buffer-file-name) (add-hook 'find-file-hook #'doom-modeline-update-buffer-file-name)
(add-hook 'after-revert-hook #'doom-modeline-update-buffer-file-name) (add-hook 'after-revert-hook #'doom-modeline-update-buffer-file-name)
(add-hook 'after-save-hook #'doom-modeline-update-buffer-file-name) (add-hook 'after-save-hook #'doom-modeline-update-buffer-file-name)
(add-hook 'after-change-functions #'doom-modeline-update-buffer-file-name)
(add-hook 'clone-indirect-buffer-hook #'doom-modeline-update-buffer-file-name) (add-hook 'clone-indirect-buffer-hook #'doom-modeline-update-buffer-file-name)
(add-hook 'evil-insert-state-exit-hook #'doom-modeline-update-buffer-file-name) (add-hook 'evil-insert-state-exit-hook #'doom-modeline-update-buffer-file-name)
(advice-add #'not-modified :after #'doom-modeline-update-buffer-file-name) (advice-add #'not-modified :after #'doom-modeline-update-buffer-file-name)
@ -350,10 +350,10 @@ mouse-1: Previous buffer\nmouse-3: Next buffer"
(advice-add #'undo :after #'doom-modeline-update-buffer-file-name) (advice-add #'undo :after #'doom-modeline-update-buffer-file-name)
(advice-add #'undo-tree-undo-1 :after #'doom-modeline-update-buffer-file-name) (advice-add #'undo-tree-undo-1 :after #'doom-modeline-update-buffer-file-name)
(advice-add #'undo-tree-redo-1 :after #'doom-modeline-update-buffer-file-name) (advice-add #'undo-tree-redo-1 :after #'doom-modeline-update-buffer-file-name)
(advice-add #'symbol-overlay-rename :after #'doom-modeline-update-buffer-file-name)
(advice-add #'popup-create :after #'doom-modeline-update-buffer-file-name) (advice-add #'popup-create :after #'doom-modeline-update-buffer-file-name)
(advice-add #'popup-delete :after #'doom-modeline-update-buffer-file-name) (advice-add #'popup-delete :after #'doom-modeline-update-buffer-file-name)
(advice-add #'org-edit-src-save :after #'doom-modeline-update-buffer-file-name) (advice-add #'org-edit-src-save :after #'doom-modeline-update-buffer-file-name)
(advice-add #'symbol-overlay-rename :after #'doom-modeline-update-buffer-file-name)
(with-no-warnings (with-no-warnings
(if (boundp 'after-focus-change-function) (if (boundp 'after-focus-change-function)
@ -375,6 +375,15 @@ mouse-1: Previous buffer\nmouse-3: Next buffer"
(if buffer-file-name (if buffer-file-name
(doom-modeline-update-buffer-file-name)))))))) (doom-modeline-update-buffer-file-name))))))))
;; Optimize: just update the face of the buffer name in `after-change-functions', since
;; `doom-modeline--buffer-file-name' may consume lots fof CPU if it's called too frequently.
(defun doom-modeline-update-buffer-file-name-face (&rest _)
"Update the face of buffer file name in mode-line."
(when (and doom-modeline--buffer-file-name (buffer-modified-p))
(setq doom-modeline--buffer-file-name
(propertize doom-modeline--buffer-file-name 'face 'doom-modeline-buffer-modified))))
(add-hook 'after-change-functions #'doom-modeline-update-buffer-file-name-face)
(defsubst doom-modeline--buffer-mode-icon () (defsubst doom-modeline--buffer-mode-icon ()
"The icon of the current major mode." "The icon of the current major mode."
(when (and doom-modeline-icon doom-modeline-major-mode-icon) (when (and doom-modeline-icon doom-modeline-major-mode-icon)