Merge pull request #627 from ar1a/helm-posframe

Add posframes to helm in emacs 26+

modules/completion/helm/config.el

@@ -140,6 +140,28 @@
   :config (setq wgrep-auto-save-buffer t))
 
 
+(def-package! posframe
+  :when (and EMACS26+ (featurep! +childframe))
+  :after helm
+  :config
+  (defvar +helm--posframe-buffer nil)
+
+  (defun +helm-posframe-display (buffer &optional _resume)
+    (posframe-show
+      (setq +helm--posframe-buffer buffer)
+      :poshandler #'posframe-poshandler-frame-bottom-left-corner
+      :left-fringe 10
+      :width (frame-width)
+      :height 16 ;; ivy/+childframe uses 16
+      :respect-header-line t))
+
+  (defun +helm|posframe-cleanup ()
+    (posframe-hide +helm--posframe-buffer))
+
+  (add-hook 'helm-cleanup-hook #'+helm|posframe-cleanup)
+  (setq helm-display-function #'+helm-posframe-display))
+
+
 ;;
 ;; Evil integration
 ;;

modules/completion/helm/packages.el

@@ -12,3 +12,5 @@
 (package! wgrep)
 (when (featurep! +fuzzy)
   (package! helm-flx))
+(when (and EMACS26+ (featurep! +childframe))
+  (package! posframe))