Add feature for outline

pophint-outline.el

@@ -0,0 +1,51 @@
+(require 'pophint)
+
+;;;###autoload
+(defcustom pophint-outline:enable t
+  "Whether to enable feature."
+  :type 'boolean
+  :group 'pophint)
+
+(defcustom pophint-outline:heading-action 'outline-show-children
+  "Function to invoke on it when hint selected."
+  :type 'function
+  :group 'pophint)
+
+;;;###autoload
+(defun pophint:do-outline-heading () (interactive))
+(with-no-warnings
+  (pophint:defsource
+    :name "outline-heading"
+    :description "Heading of outline."
+    :source '((shown . "Heading")
+              (highlight . nil)
+              (method . (lambda ()
+                          (let* ((currpt (point))
+                                 (startpt (progn (outline-next-visible-heading 1) (+ (point) (funcall outline-level))))
+                                 (endpt (progn (outline-end-of-heading) (point)))
+                                 (value (buffer-substring-no-properties startpt endpt)))
+                            (when (and (<= currpt startpt)
+                                       (outline-on-heading-p))
+                              `(:startpt ,startpt :endpt ,endpt :value ,value)))))
+              (action . (lambda (hint)
+                          (with-selected-window (pophint:hint-window hint)
+                            (goto-char (pophint:hint-startpt hint))
+                            (when pophint-outline:heading-action
+                              (funcall pophint-outline:heading-action))))))))
+
+;;;###autoload
+(defun pophint-outline:provision (activate)
+  (interactive)
+  (if activate
+      (progn
+        (add-to-list 'pophint:global-sources 'pophint:source-outline-heading t))
+    (setq pophint:global-sources
+          (remove 'pophint:source-outline-heading pophint:global-sources))))
+
+;;;###autoload
+(with-eval-after-load 'pophint
+  (when pophint-outline:enable (pophint-outline:provision t)))
+
+
+(provide 'pophint-outline)
+;;; pophint-outline.el ends here

pophint.el

@@ -5,7 +5,7 @@
 ;; Author: Hiroaki Otsu <ootsuhiroaki@gmail.com>
 ;; Keywords: popup
 ;; URL: https://github.com/aki2o/emacs-pophint
-;; Version: 1.1.1
+;; Version: 1.2.0
 ;; Package-Requires: ((log4e "0.2.0") (yaxception "0.3"))
 
 ;; This program is free software; you can redistribute it and/or modify