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| author | João Távora <joaotavora@gmail.com> | 2021-05-25 22:40:40 +0100 |
|---|---|---|
| committer | João Távora <joaotavora@gmail.com> | 2021-05-30 17:30:15 +0100 |
| commit | 638f54187d8fb414a744e5f2af309fcb7dd7eb5b (patch) | |
| tree | 22ecb5d1807780c99c98183ff20afbe706f5a0d5 | |
| parent | 4b2c73f368ed6f08f374481fd0b0b61b2a804382 (diff) | |
| download | emacs-scratch/icomplete-vertical-mode-improvements.tar.gz | |
Add annotation capability to icomplete-vertical-modescratch/icomplete-vertical-mode-improvements
Co-authored-by Daniel Mendler <mail@daniel-mendler.de>
* lisp/icomplete.el (icomplete--affixate): New helper.
(icomplete--render-vertical): Use it. Rework.
(icomplete-completions): Pass md to icomplete--render-vertical.
| -rw-r--r-- | lisp/icomplete.el | 61 |
1 files changed, 51 insertions, 10 deletions
diff --git a/lisp/icomplete.el b/lisp/icomplete.el index 2067a402482..cd7858f3ebc 100644 --- a/lisp/icomplete.el +++ b/lisp/icomplete.el @@ -716,7 +716,30 @@ See `icomplete-mode' and `minibuffer-setup-hook'." (safe-length completion-all-sorted-completions)))))) (overlay-put icomplete-overlay 'after-string text)))))))) -(cl-defun icomplete--render-vertical (comps &aux scroll-above scroll-below) +(defun icomplete--affixate (md prospects) + "Affixate PROSPECTS given completion metadata MD. +Return a list of (COMP PREFIX SUFFIX)." + (let ((aff-fun (or (completion-metadata-get md 'affixation-function) + (plist-get completion-extra-properties :affixation-function))) + (ann-fun (or (completion-metadata-get md 'annotation-function) + (plist-get completion-extra-properties :annotation-function)))) + (cond (aff-fun + (funcall aff-fun prospects)) + (ann-fun + (mapcar + (lambda (comp) + (let ((suffix (or (funcall ann-fun comp) ""))) + (list comp "" + ;; The default completion UI adds the + ;; `completions-annotations' face if no + ;; other faces are present. + (if (text-property-not-all 0 (length suffix) 'face nil suffix) + suffix + (propertize suffix 'face 'completions-annotations))))) + prospects)) + (prospects)))) + +(cl-defun icomplete--render-vertical (comps md &aux scroll-above scroll-below) ;; Welcome to loopapalooza! ;; ;; First, be mindful of `icomplete-scroll' and manual scrolls. If @@ -768,14 +791,32 @@ See `icomplete-mode' and `minibuffer-setup-hook'." finally (setq scroll-below scroll-below-aux)) ;; Now figure out spacing and layout ;; - (let ((selected (substring (car comps)))) - (add-face-text-property 0 (length selected) - 'icomplete-selected-match 'append selected) - (concat " " icomplete-separator - (mapconcat - #'identity - (nconc scroll-above (list selected) scroll-below) - icomplete-separator)))) + (cl-loop + with selected = (substring (car comps)) + initially (add-face-text-property 0 (length selected) + 'icomplete-selected-match 'append selected) + with torender = (nconc scroll-above (list selected) scroll-below) + with triplets = (icomplete--affixate md torender) + initially (when (eq triplets torender) + (cl-return-from icomplete--render-vertical + (concat + " \n" + (mapconcat #'identity torender icomplete-separator)))) + for (comp prefix) in triplets + maximizing (length prefix) into max-prefix-len + maximizing (length comp) into max-comp-len + finally return + ;; Finally, render + ;; + (concat + " \n" + (cl-loop for (comp prefix suffix) in triplets + concat prefix + concat (make-string (- max-prefix-len (length prefix)) ? ) + concat comp + concat (make-string (- max-comp-len (length comp)) ? ) + concat suffix + concat icomplete-separator)))) ;;;_ > icomplete-completions (name candidates predicate require-match) (defun icomplete-completions (name candidates predicate require-match) @@ -821,7 +862,7 @@ matches exist." (progn ;;(debug (format "Candidates=%S field=%S" candidates name)) (format " %sNo matches%s" open-bracket close-bracket)) (if icomplete-vertical-mode - (icomplete--render-vertical comps) + (icomplete--render-vertical comps md) (let* ((last (if (consp comps) (last comps))) ;; Save the "base size" encoded in `comps' then ;; removing making `comps' a proper list. |