Update copyright year to 2016

[gnu-emacs] / lisp / tree-widget.el

diff --git a/lisp/tree-widget.el b/lisp/tree-widget.el
index 3879b3c266efaeb8bc74db9ffde46e8535f79df3..c1bb2a7adccec19feaafd4065fa7b026f8bb39b9 100644 (file)
--- a/lisp/tree-widget.el
+++ b/lisp/tree-widget.el
@@ -1,6 +1,6 @@
 ;;; tree-widget.el --- Tree widget
 
-;; Copyright (C) 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+;; Copyright (C) 2004-2016 Free Software Foundation, Inc.
 
 ;; Author: David Ponce <david@dponce.com>
 ;; Maintainer: David Ponce <david@dponce.com>
@@ -115,7 +115,6 @@
 ;;
 
 ;;; Code:
-(eval-when-compile (require 'cl))
 (require 'wid-edit)
 \f
 ;;; Customization
@@ -149,7 +148,7 @@ Emacs, and what `(locate-data-directory \"tree-widget\")' returns on
 XEmacs.")
 
 (defcustom tree-widget-themes-directory "tree-widget"
-  "*Name of the directory in which to look for an image theme.
+  "Name of the directory in which to look for an image theme.
 When nil use the directory where the tree-widget library is located.
 When it is a relative name, search in all occurrences of that sub
 directory in the path specified by `tree-widget-themes-load-path'.
@@ -160,7 +159,7 @@ The default is to use the \"tree-widget\" relative name."
   :group 'tree-widget)
 
 (defcustom tree-widget-theme nil
-  "*Name of the theme in which to look for images.
+  "Name of the theme in which to look for images.
 This is a sub directory of the themes directory specified by the
 `tree-widget-themes-directory' option.
 The default theme is \"default\".  When an image is not found in a
@@ -197,13 +196,13 @@ icon widgets used to draw the tree.  By default these images are used:
 
 (defcustom tree-widget-image-properties-emacs
   '(:ascent center :mask (heuristic t))
-  "*Default properties of Emacs images."
+  "Default properties of Emacs images."
   :type 'plist
   :group 'tree-widget)
 
 (defcustom tree-widget-image-properties-xemacs
   nil
-  "*Default properties of XEmacs images."
+  "Default properties of XEmacs images."
   :type 'plist
   :group 'tree-widget)
 
@@ -295,9 +294,9 @@ Typically it should contain something like this:
 
   (tree-widget-set-parent-theme \"my-parent-theme\")
   (tree-widget-set-image-properties
-   (if (featurep 'xemacs)
-       '(:ascent center)
-     '(:ascent center :mask (heuristic t))
+   (if (featurep \\='xemacs)
+       \\='(:ascent center)
+     \\='(:ascent center :mask (heuristic t))
      ))"
   (or name (setq name (or tree-widget-theme "default")))
   (unless (string-equal name (tree-widget-theme-name))
@@ -657,6 +656,8 @@ This hook should be local in the buffer setup to display widgets.")
                                    (widget-get tree :dynargs)))
     tree))
 
+(defvar widget-glyph-enable) ; XEmacs
+
 (defun tree-widget-value-create (tree)
   "Create the TREE tree-widget."
   (let* ((node   (tree-widget-node tree))
@@ -792,7 +793,7 @@ Each function is passed a tree-widget.  If the value of the :open
 property is non-nil the tree has been expanded, else collapsed.
 This hook should be local in the buffer setup to display widgets.")
 
-(defun tree-widget-action (tree &optional event)
+(defun tree-widget-action (tree &optional _event)
   "Handle the :action of the TREE tree-widget.
 That is, toggle expansion of the TREE tree-widget.
 Ignore the EVENT argument."
@@ -818,5 +819,4 @@ That is, if TREE :args is nil."
 
 (provide 'tree-widget)
 
-;; arch-tag: c3a1ada2-1663-41dc-9d16-2479ed8320e8
 ;;; tree-widget.el ends here