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feat(org): add some :help-echo for some links

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Also use the :help-echo for eldoc.
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TEC 2022-10-04 00:29:43 +08:00 • committed by Henrik Lissner
parent 181540c8b7
commit c1361c0ede
2 changed files with 64 additions and 3 deletions
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61
modules/lang/org/autoload/org-link.el
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@ -250,6 +250,67 @@ exist, and `org-link' otherwise."
executable
'face (if found 'org-verbatim 'default))))))))
;;
;;; Help-echo / eldoc
(defadvice! doom-docs--display-docs-link-in-eldoc-a (&rest _)
"Display help for doom-*: links in minibuffer when cursor/mouse is over it."
:before-until #'org-eldoc-documentation-function
(and (bound-and-true-p doom-docs-mode)
(eq (get-text-property (point) 'help-echo)
#'+org-link-doom--help-echo-from-textprop)
(+org-link-doom--help-echo-from-textprop nil (current-buffer) (point))))
(defvar +org-link-doom--help-echo-cache nil)
(defun +org-link-doom--help-echo-from-textprop (_window object pos)
(let ((link (with-current-buffer object
(save-excursion (goto-char pos) (org-element-context)))))
(if (eq (car +org-link-doom--help-echo-cache)
(org-element-property :begin link))
(cdr +org-link-doom--help-echo-cache)
(cdr (setq +org-link-doom--help-echo-cache
(cons (org-element-property :begin link)
(+org-link-doom--help-string link)))))))
(defun +org-link-doom--help-string (link)
(if (not buffer-read-only)
(format "LINK: %s" (org-element-property :raw-link link))
(pcase (org-element-property :type link)
("doom-package"
(concat
(propertize "Emacs package " 'face 'bold)
(propertize (org-element-property :path link) 'face 'font-lock-keyword-face)
", currently "
(cond
((featurep (intern-soft (org-element-property :path link)))
(propertize "installed and loaded" 'face 'success))
((locate-library (org-element-property :path link))
(propertize "installed but not loaded" 'face 'warning))
(t (propertize "not installed" 'face 'error )))))
("doom-module"
(concat
(propertize "Doom module " 'face 'bold)
(propertize (org-element-property :path link) 'face 'font-lock-keyword-face)
", currently "
(cl-destructuring-bind (&key category module flag)
(+org-link--read-module-spec (org-element-property :path link))
(cond
((doom-module-p category module)
(propertize "enabled" 'face 'success))
((and category (doom-module-locate-path category module))
(propertize "disabled" 'face 'error))
(t (propertize "unknown" 'face '(bold error)))))))
("doom-executable"
(concat
(propertize "System executable " 'face 'bold)
(propertize (org-element-property :path link) 'face 'font-lock-keyword-face)
", "
(if (executable-find (org-element-property :path link))
(propertize "found" 'face 'success)
(propertize "not found" 'face 'error))
" on PATH")))))
;;
;;; Image data functions (for custom inline images)