branch: elpa/helm
commit 4ba5617c2977bf0016eea063f903d77ee7c55ed2
Author: Thierry Volpiatto <thie...@posteo.net>
Commit: Thierry Volpiatto <thie...@posteo.net>
Add new minor mode helm-ff-icon-mode
Allows displaying icons from all-the-icons package in HFF.
---
helm-files.el | 41 +++++++++++++++++++++++++++++++++++++++++
1 file changed, 41 insertions(+)
diff --git a/helm-files.el b/helm-files.el
index cf423b6bc4..67844a2fd5 100644
--- a/helm-files.el
+++ b/helm-files.el
@@ -87,6 +87,8 @@
(declare-function tramp-make-tramp-file-name "tramp")
(declare-function tramp-cleanup-connection "tramp-cmds")
(declare-function dired-async-processes "ext:dired-async.el")
+(declare-function all-the-icons-icon-for-file "ext:all-the-icons.el")
+(declare-function all-the-icons-octicon "ext:all-the-icons.el")
(defvar term-char-mode-point-at-process-mark)
(defvar term-char-mode-buffer-read-only)
@@ -4084,6 +4086,45 @@ If SKIP-BORING-CHECK is non nil don't filter boring
files."
disp nil 'new-file)
file))))))))
+(defun helm-ff-icons-transformer (candidates _source)
+ "Transformer for HFF that prefix candidates with icons."
+ (cl-loop for (disp . fname) in candidates
+ for icon = (helm-ff-get-icon fname)
+ collect (cons (concat icon disp) fname)))
+
+(defun helm-ff-get-icon (file)
+ "Get icon from all-the-icons for FILE."
+ (concat
+ (cond ((file-directory-p file)
+ ;; We could use `all-the-icons-icon-for-dir' which shows
+ ;; additional stuff e.g. icon for git dir etc... but it
+ ;; looks more costly (additional tests like
+ ;; file-symlink-p, file-exists-p etc...).
+ (all-the-icons-octicon "file-directory"))
+ ((file-exists-p file)
+ (all-the-icons-icon-for-file file)))
+ " "))
+
+(define-minor-mode helm-ff-icon-mode
+ "Display icons from `all-the-icons' package in HFF when enabled."
+ :global t
+ (require 'all-the-icons)
+ (if helm-ff-icon-mode
+ (progn
+ (cl-defmethod helm-setup-user-source :after ((source
helm-source-ffiles))
+ (helm-aif (slot-value source 'filtered-candidate-transformer)
+ (setf (slot-value source 'filtered-candidate-transformer)
+ (append it '(helm-ff-icons-transformer)))))
+ (setq helm-source-find-files
+ (helm-make-source
+ "Find Files" 'helm-source-ffiles)))
+ (helm-set-attr 'filtered-candidate-transformer
+ (remove 'helm-ff-icons-transformer
+ (helm-get-attr
+ 'filtered-candidate-transformer
+ helm-source-find-files))
+ helm-source-find-files)))
+
(defun helm-find-files-action-transformer (actions candidate)
"Action transformer for `helm-source-find-files'."
(let ((str-at-point (with-helm-current-buffer
