X-Git-Url: https://code.delx.au/gnu-emacs-elpa/blobdiff_plain/a00d59a981b583b4d3e825169e541b5e8920db3b..c6d53302b114ba50a8e48ce98b906849fded86f4:/company-gtags.el

diff --git a/company-gtags.el b/company-gtags.el
index d36ac1b3d..50507838e 100644
--- a/company-gtags.el
+++ b/company-gtags.el
@@ -1,4 +1,4 @@
-;;; company-gtags.el --- company-mode completion back-end for GNU Global
+;;; company-gtags.el --- company-mode completion backend for GNU Global
 
 ;; Copyright (C) 2009-2011, 2014  Free Software Foundation, Inc.
 
@@ -26,10 +26,11 @@
 ;;; Code:
 
 (require 'company)
+(require 'company-template)
 (require 'cl-lib)
 
 (defgroup company-gtags nil
-  "Completion back-end for GNU Global."
+  "Completion backend for GNU Global."
   :group 'company)
 
 (defcustom company-gtags-executable
@@ -41,9 +42,19 @@
   'company-gtags-gnu-global-program-name
   'company-gtags-executable "earlier")
 
+(defcustom company-gtags-insert-arguments t
+  "When non-nil, insert function arguments as a template after completion."
+  :type 'boolean
+  :package-version '(company . "0.8.1"))
+
 (defvar-local company-gtags--tags-available-p 'unknown)
 
-(defvar company-gtags-modes '(c-mode c++-mode jde-mode java-mode php-mode))
+(defcustom company-gtags-modes '(prog-mode jde-mode)
+  "Modes that use `company-gtags'.
+In all these modes (and their derivatives) `company-gtags' will perform
+completion."
+  :type '(repeat (symbol :tag "Major mode"))
+  :package-version '(company . "0.8.4"))
 
 (defun company-gtags--tags-available-p ()
   (if (eq company-gtags--tags-available-p 'unknown)
@@ -51,7 +62,7 @@
             (locate-dominating-file buffer-file-name "GTAGS"))
     company-gtags--tags-available-p))
 
-(defun company-gtags-fetch-tags (prefix)
+(defun company-gtags--fetch-tags (prefix)
   (with-temp-buffer
     (let (tags)
       (when (= 0 (call-process company-gtags-executable nil
@@ -73,25 +84,33 @@
                                              (string-to-number (match-string 2)))
                              ))))))
 
+(defun company-gtags--annotation (arg)
+  (let ((meta (get-text-property 0 'meta arg)))
+    (when (string-match (concat arg "\\((.*)\\).*") meta)
+      (match-string 1 meta))))
+
 ;;;###autoload
 (defun company-gtags (command &optional arg &rest ignored)
-  "`company-mode' completion back-end for GNU Global."
+  "`company-mode' completion backend for GNU Global."
   (interactive (list 'interactive))
   (cl-case command
     (interactive (company-begin-backend 'company-gtags))
     (prefix (and company-gtags-executable
-                 (memq major-mode company-gtags-modes)
+                 buffer-file-name
+                 (apply #'derived-mode-p company-gtags-modes)
                  (not (company-in-string-or-comment))
                  (company-gtags--tags-available-p)
                  (or (company-grab-symbol) 'stop)))
-    (candidates (company-gtags-fetch-tags arg))
+    (candidates (company-gtags--fetch-tags arg))
     (sorted t)
     (duplicates t)
-    (annotation (let ((meta (get-text-property 0 'meta arg)))
-                  (when (string-match (concat arg "\\((.*)\\).*") meta)
-                    (match-string 1 meta))))
+    (annotation (company-gtags--annotation arg))
     (meta (get-text-property 0 'meta arg))
-    (location (get-text-property 0 'location arg))))
+    (location (get-text-property 0 'location arg))
+    (post-completion (let ((anno (company-gtags--annotation arg)))
+                       (when (and company-gtags-insert-arguments anno)
+                         (insert anno)
+                         (company-template-c-like-templatify anno))))))
 
 (provide 'company-gtags)
 ;;; company-gtags.el ends here