如何仅循环那些处于给定主要模式(例如 Python-mode )的缓冲区?
目前我正在使用 C-X-左/右箭头,但这些也显示了各种不相关(即非源代码)缓冲区,知道如何将缓冲区切换限制为仅特定类型的缓冲区(具有给定的缓冲区类型)主要模式)?
最佳答案
我找不到现成的东西。不过,制定合适的命令并不难。
(defun buffer-mode-alist ()
"Returns a list of (<buffer-name> . <major-mode>) pairs."
(let ((all-buffers (buffer-list))
(rv nil))
(while all-buffers
(let* ((this (car all-buffers))
(name (buffer-name this)))
(setq all-buffers (cdr all-buffers))
(when name
(setq rv (cons (cons name (with-current-buffer this major-mode)) rv)))))
rv))
(defun buffers-with-major-mode (the-major-mode)
(let ((buffer-alist (buffer-mode-alist))
(rv nil))
(while buffer-alist
(let ((this (car buffer-alist)))
(setq buffer-alist (cdr buffer-alist))
(if (eql (cdr this) the-major-mode)
(setq rv (cons (car this) rv)))))
(sort rv #'string<)))
(defun spin-buffers (buffer-list current)
(cond ((not (member current buffer-list)) buffer-list)
((string= current (car buffer-list)) buffer-list)
(t (spin-buffers (append (cdr buffer-list)
(list (car buffer-list)))
current))))
(defvar next-buffer-mode nil)
(defun choose-next-buffer-mode (mode)
"Ask for what major mode should be used as a selector for next-buffer-with-mode."
(interactive "aMajor Mode: ")
(setq next-buffer-mode mode))
(defun next-buffer-with-mode (set)
"Switches to the 'next' buffer with a given mode. If the mode is not set,
require it to be set, by calling choose-next-buffer-mode. If any prefix
argument is passed, also call choose-next-buffer-mode."
(interactive "P")
(when (or (not next-buffer-mode)
set)
(call-interactively 'choose-next-buffer-mode))
(let ((buffers (spin-buffers (buffers-with-major-mode next-buffer-mode)
(buffer-name))))
(when (cdr buffers)
(switch-to-buffer (cadr buffers)))))
(defun prev-buffer-with-mode (set)
"Switches to the 'previous' buffer with a given mode. If the mode is not set,
require it to be set, by calling choose-next-buffer-mode. If any prefix
argument is passed, also call choose-next-buffer-mode."
(interactive "P")
(when (or (not next-buffer-mode)
set)
(call-interactively 'choose-next-buffer-mode))
(let ((buffers (spin-buffers (buffers-with-major-mode next-buffer-mode)
(buffer-name))))
(when buffers
(switch-to-buffer (car (last buffers))))))
关于emacs - 如何仅循环那些处于给定主要模式(例如 Python-mode )的缓冲区?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/35501695/