请教：有没有 buffer change hook， 或者如何实现

[cireu]

window的buffer change hook

试试 EMACS27 的 window-buffer-change-functions 比如： (add-hook 'window-buffer-change-functions (lambda (window) (message "%s is active" (current-buffer)) ) nil t ; buffer-locally ) 文档： Documentation: Functions called during redisplay when window buffers have changed. The value should be a list of functions that take one argument. Functions specified buffer-locally are called for each window showing the corresponding buffer if a…