diff options
Diffstat (limited to 'lisp/help-mode.el')
| -rw-r--r-- | lisp/help-mode.el | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/lisp/help-mode.el b/lisp/help-mode.el index 9c405efeee5..48433d899ab 100644 --- a/lisp/help-mode.el +++ b/lisp/help-mode.el @@ -177,6 +177,11 @@ The format is (FUNCTION ARGS...).") 'help-function 'describe-variable 'help-echo (purecopy "mouse-2, RET: describe this variable")) +(define-button-type 'help-type + :supertype 'help-xref + 'help-function #'cl-describe-type + 'help-echo (purecopy "mouse-2, RET: describe this type")) + (define-button-type 'help-face :supertype 'help-xref 'help-function 'describe-face @@ -501,7 +506,17 @@ restore it properly when going back." ;; Disable `outline-minor-mode' in a reused Help buffer ;; created by `describe-bindings' that enables this mode. (when (bound-and-true-p outline-minor-mode) - (outline-minor-mode -1)) + (outline-minor-mode -1) + (mapc #'kill-local-variable + '(outline-search-function + outline-regexp + outline-heading-end-regexp + outline-level + outline-minor-mode-cycle + outline-minor-mode-highlight + outline-minor-mode-use-buttons + outline-default-state + outline-default-rules))) (when help-xref-stack-item (push (cons (point) help-xref-stack-item) help-xref-stack) (setq help-xref-forward-stack nil)) @@ -535,6 +550,9 @@ it does not already exist." (or (and (boundp symbol) (not (keywordp symbol))) (get symbol 'variable-documentation))) ,#'describe-variable) + ;; FIXME: We could go crazy and add another entry so describe-symbol can be + ;; used with the slot names of CL structs (and/or EIEIO objects). + ("type" ,#'cl-find-class ,#'cl-describe-type) ("face" ,#'facep ,(lambda (s _b _f) (describe-face s)))) "List of providers of information about symbols. Each element has the form (NAME TESTFUN DESCFUN) where: |