1 files changed, 22 insertions, 12 deletions

diff --git a/coq/coq-db.el b/coq/coq-db.el
index 0d9c0a6e..dd9020d8 100644
--- a/coq/coq-db.el
+++ b/coq/coq-db.el
@@ -1,9 +1,18 @@
-;;; coq-db.el --- coq keywords database utility functions
-;;
+;;; coq-db.el --- coq keywords database utility functions -*- coding: utf-8; -*-
+
+;; This file is part of Proof General.
+
+;; Portions © Copyright 1994-2012  David Aspinall and University of Edinburgh
+;; Portions © Copyright 2003, 2012, 2014  Free Software Foundation, Inc.
+;; Portions © Copyright 2001-2017  Pierre Courtieu
+;; Portions © Copyright 2010, 2016  Erik Martin-Dorel
+;; Portions © Copyright 2011-2013, 2016-2017  Hendrik Tews
+;; Portions © Copyright 2015-2017  Clément Pit-Claudel
+
 ;; Author: Pierre Courtieu <courtieu@lri.fr>
+
 ;; License:     GPL (GNU GENERAL PUBLIC LICENSE)
-;;
-;;
+
 ;;; Commentary:
 ;;
 ;; We store all information on keywords (tactics or command) in big
@@ -284,19 +293,20 @@ See `coq-syntax-db' for DB structure."
 (defface coq-solve-tactics-face
   (proof-face-specs
    (:foreground "red") ; pour les fonds clairs
-   (:foreground "red") ; pour les fond foncés
+   (:foreground "red1") ; pour les fonds foncés
    ()) ; pour le noir et blanc
   "Face for names of closing tactics in proof scripts."
   :group 'proof-faces)
 
-;;A new face for cheating tactics 
-;; FIXMe: the background color disappear when locked region overrides it.
-;; this is hard to fix without re-colorizing afterward.
+;;A face for cheating tactics 
+;; We use :box in addition to :background because box remains visible in
+;; locked-region. :reverse-video is another solution.
 (defface coq-cheat-face
-  (proof-face-specs
-   (:background "red") ; pour les fonds clairs
-   (:background "red") ; pour les fond foncés
-   ()) ; pour le noir et blanc
+  '(;(((class color) (background light)) . (:inverse-video t :foreground "red" :background "black"))
+    ;(((class color) (background dark)) . (:inverse-video t :foreground "red1"))
+    (((class color) (background light)) . (:box (:line-width -1 :color "red" :style nil) :background "red"))
+    (((class color) (background dark)) . (:box (:line-width -1 :color "red1" :style nil) :background "red1"))
+    (t . ())) ; monocolor or greyscale: no highlight
   "Face for names of cheating tactics in proof scripts."
   :group 'proof-faces)