-;;; cus-face.el -- customization support for faces.
-;;
-;; Copyright (C) 1996, 1997 Free Software Foundation, Inc.
-;;
-;; Author: Per Abrahamsen <abraham@dina.kvl.dk>
-;; Keywords: help, faces
-;; Version: Emacs
-;; X-URL: http://www.dina.kvl.dk/~abraham/custom/
-
-;; This file is part of GNU Emacs.
-
-;; GNU Emacs is free software; you can redistribute it and/or modify
-;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation; either version 2, or (at your option)
-;; any later version.
-
-;; GNU Emacs is distributed in the hope that it will be useful,
-;; but WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-;; GNU General Public License for more details.
-
-;; You should have received a copy of the GNU General Public License
-;; along with GNU Emacs; see the file COPYING. If not, write to the
-;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
-;; Boston, MA 02111-1307, USA.
-
-;;; Commentary:
-;;
-;; See `custom.el'.
-
-;;; Code:
-
-(defalias 'custom-facep 'facep)
-
-;;; Declaring a face.
-
-;;;###autoload
-(defun custom-declare-face (face spec doc &rest args)
- "Like `defface', but FACE is evaluated as a normal argument."
- (unless (get face 'face-defface-spec)
- (put face 'face-defface-spec spec)
- (when (fboundp 'facep)
- (unless (facep face)
- ;; If the user has already created the face, respect that.
- (let ((value (or (get face 'saved-face) spec))
- (frames (frame-list))
- frame)
- ;; Create global face.
- (make-empty-face face)
- ;; Create frame local faces
- (while frames
- (setq frame (car frames)
- frames (cdr frames))
- (face-spec-set face value frame)))
- ;; When making a face after frames already exist
- (if (memq window-system '(x w32))
- (make-face-x-resource-internal face))))
- (when (and doc (null (face-documentation face)))
- (set-face-documentation face doc))
- (custom-handle-all-keywords face args 'custom-face)
- (run-hooks 'custom-define-hook))
- face)
-
-;;; Face attributes.
-
-;; Below, nil is used in widget specifications for `unspecified' face
-;; attributes and `off' is used instead of nil attribute values. The
-;; reason for this is that nil corresponds to the result you get when
-;; looking up an attribute in a defface spec that isn't contained in
-;; the spec.
-
-(defconst custom-face-attributes
- '((:family
- (choice :tag "Font family"
- :help-echo "Font family or fontset alias name."
- (const :tag "*" nil)
- (string :tag "Family"))
- (lambda (face value &optional frame)
- (set-face-attribute face frame :family (or value 'unspecified)))
- (lambda (face &optional frame)
- (let ((family (face-attribute face :family frame)))
- (if (eq family 'unspecified) nil family))))
-
- (:width
- (choice :tag "Width"
- :help-echo "Font width."
- (const :tag "*" nil)
- (const :tag "compressed" condensed)
- (const :tag "condensed" condensed)
- (const :tag "demiexpanded" semi-expanded)
- (const :tag "expanded" expanded)
- (const :tag "extracondensed" extra-condensed)
- (const :tag "extraexpanded" extra-expanded)
- (const :tag "medium" normal)
- (const :tag "narrow" condensed)
- (const :tag "normal" normal)
- (const :tag "regular" normal)
- (const :tag "semicondensed" semi-condensed)
- (const :tag "semiexpanded" semi-expanded)
- (const :tag "ultracondensed" ultra-condensed)
- (const :tag "ultraexpanded" ultra-expanded)
- (const :tag "wide" extra-expanded))
- (lambda (face value &optional frame)
- (set-face-attribute face frame :width (or value 'unspecified)))
- (lambda (face &optional frame)
- (let ((width (face-attribute face :width frame)))
- (if (eq width 'unspecified) nil width))))
-
- (:height
- (choice :tag "Height"
- :help-echo "Face's font height."
- (const :tag "*" nil)
- (integer :tag "Height in 1/10 pt"))
- (lambda (face value &optional frame)
- (set-face-attribute face frame :height (or value 'unspecified)))
- (lambda (face &optional frame)
- (let ((height (face-attribute face :height frame)))
- (if (eq height 'unspecified) nil height))))
-
- (:weight
- (choice :tag "Weight"
- :help-echo "Font weight."
- (const :tag "*" nil)
- (const :tag "black" ultra_bold)
- (const :tag "bold" bold)
- (const :tag "book" semi-light)
- (const :tag "demibold" semi-bold)
- (const :tag "extralight" extra-light)
- (const :tag "extrabold" extra-bold)
- (const :tag "heavy" extra-bold)
- (const :tag "light" light)
- (const :tag "medium" normal)
- (const :tag "normal" normal)
- (const :tag "regular" normal)
- (const :tag "semibold" semi-bold)
- (const :tag "semilight" semi-light)
- (const :tag "ultralight" ultra-light)
- (const :tag "ultrabold" ultra-bold))
- (lambda (face value &optional frame)
- (set-face-attribute face frame :weight (or value 'unspecified)))
- (lambda (face &optional frame)
- (let ((weight (face-attribute face :weight frame)))
- (if (eq weight 'unspecified) nil weight))))
-
- (:slant
- (choice :tag "Slant"
- :help-echo "Font slant."
- (const :tag "*" nil)
- (const :tag "italic" italic)
- (const :tag "oblique" oblique)
- (const :tag "normal" normal))
- (lambda (face value &optional frame)
- (set-face-attribute face frame :slant (or value 'unspecified)))
- (lambda (face &optional frame)
- (let ((slant (face-attribute face :slant frame)))
- (if (eq slant 'unspecified) nil slant))))
-
- (:underline
- (choice :tag "Underline"
- :help-echo "Control text underlining."
- (const :tag "*" nil)
- (const :tag "On" t)
- (const :tag "Off" off)
- (color :tag "Colored"))
- (lambda (face value &optional frame)
- (cond ((eq value 'off) (setq value nil))
- ((null value) (setq value 'unspecified)))
- (set-face-attribute face frame :underline value))
- (lambda (face &optional frame)
- (let ((underline (face-attribute face :underline frame)))
- (cond ((eq underline 'unspecified) (setq underline nil))
- ((null underline) (setq underline 'off)))
- underline)))
-
- (:overline
- (choice :tag "Overline"
- :help-echo "Control text overlining."
- (const :tag "*" nil)
- (const :tag "On" t)
- (const :tag "Off" off)
- (color :tag "Colored"))
- (lambda (face value &optional frame)
- (cond ((eq value 'off) (setq value nil))
- ((null value) (setq value 'unspecified)))
- (set-face-attribute face frame :overline value))
- (lambda (face &optional frame)
- (let ((overline (face-attribute face :overline frame)))
- (cond ((eq overline 'unspecified) (setq overline nil))
- ((null overline) (setq overline 'off)))
- overline)))
-
- (:strike-through
- (choice :tag "Strike-through"
- :help-echo "Control text strike-through."
- (const :tag "*" nil)
- (const :tag "On" t)
- (const :tag "Off" off)
- (color :tag "Colored"))
- (lambda (face value &optional frame)
- (cond ((eq value 'off) (setq value nil))
- ((null value) (setq value 'unspecified)))
- (set-face-attribute face frame :strike-through value))
- (lambda (face &optional frame)
- (let ((value (face-attribute face :strike-through frame)))
- (cond ((eq value 'unspecified) (setq value nil))
- ((null value) (setq value 'off)))
- value)))
-
- (:box
- (choice :tag "Box around text"
- :help-echo "Control box around text."
- (const :tag "*" nil)
- (const :tag "Off" off)
- (list :tag "Box"
- :value (1 "black" nil)
- (integer :tag "Width")
- (color :tag "Color")
- (choice :tag "Shadows"
- (const :tag "None" nil)
- (const :tag "Raised" raised)
- (const :tag "Sunken" sunken))))
- (lambda (face value &optional frame)
- (cond ((consp value)
- (let ((width (nth 0 value))
- (color (nth 1 value))
- (shadow (nth 2 value)))
- (setq value (list :width width :color color :shadow shadow))))
- ((eq value 'off)
- (setq value nil))
- ((null value)
- (setq value 'unspecified)))
- (set-face-attribute face frame :box value))
- (lambda (face &optional frame)
- (let ((value (face-attribute face :box frame)))
- (cond ((consp value)
- (let ((width (plist-get value :width))
- (color (plist-get value :color))
- (shadow (plist-get value :shadow)))
- (setq value (list width color shadow))))
- ((eq value 'unspecified)
- (setq value nil))
- ((null value)
- (setq value 'off)))
- value)))
-
- (:inverse-video
- (choice :tag "Inverse-video"
- :help-echo "Control whether text should be in inverse-video."
- (const :tag "*" nil)
- (const :tag "On" t)
- (const :tag "Off" off))
- (lambda (face value &optional frame)
- (cond ((eq value 'off) (setq value nil))
- ((null value) (setq value 'unspecified)))
- (set-face-attribute face frame :inverse-video value))
- (lambda (face &optional frame)
- (let ((value (face-attribute face :inverse-video frame)))
- (cond ((eq value 'unspecified) (setq value nil))
- ((null value) (setq value 'off)))
- value)))
-
- (:foreground
- (choice :tag "Foreground"
- :help-echo "Set foreground color."
- (const :tag "*" nil)
- (color :tag "Color"))
- (lambda (face value &optional frame)
- (set-face-attribute face frame :foreground (or value 'unspecified)))
- (lambda (face &optional frame)
- (let ((value (face-attribute face :foreground frame)))
- (if (eq value 'unspecified) nil value))))
-
- (:background
- (choice :tag "Background"
- :help-echo "Set background color."
- (const :tag "*" nil)
- (color :tag "Color"))
- (lambda (face value &optional frame)
- (set-face-attribute face frame :background (or value 'unspecified)))
- (lambda (face &optional frame)
- (let ((value (face-attribute face :background frame)))
- (if (eq value 'unspecified) nil value))))
-
- (:stipple
- (choice :tag "Stipple"
- :help-echo "Name of background bitmap file."
- (const :tag "*" nil)
- (file :tag "File" :must-match t))
- (lambda (face value &optional frame)
- (set-face-attribute face frame :stipple (or value 'unspecified)))
- (lambda (face &optional frame)
- (let ((value (face-attribute face :stipple frame)))
- (if (eq value 'unspecified) nil value)))))
-
- "Alist of face attributes.
-
-The elements are of the form (KEY TYPE SET GET), where KEY is the name
-of the attribute, TYPE is a widget type for editing the attibute, SET
-is a function for setting the attribute value, and GET is a function
-for getiing the attribute value.
-
-The SET function should take three arguments, the face to modify, the
-value of the attribute, and optionally the frame where the face should
-be changed.
-
-The GET function should take two arguments, the face to examine, and
-optionally the frame where the face should be examined.")
-
-
-(defun custom-face-attributes-get (face frame)
- "For FACE on FRAME, return an alternating list describing its attributes.
-The list has the form (KEYWORD VALUE KEYWORD VALUE...).
-Each keyword should be listed in `custom-face-attributes'.
-
-If FRAME is nil, use the global defaults for FACE."
- (let ((attrs custom-face-attributes)
- plist)
- (while attrs
- (let* ((attribute (car (car attrs)))
- (value (face-attribute face attribute frame)))
- (setq attrs (cdr attrs))
- (unless (eq value 'unspecified)
- (setq plist (cons attribute (cons value plist))))))
- plist))
-
-;;; Initializing.
-
-;;;###autoload
-(defun custom-set-faces (&rest args)
- "Initialize faces according to user preferences.
-The arguments should be a list where each entry has the form:
-
- (FACE SPEC [NOW])
-
-SPEC is stored as the saved value for FACE.
-If NOW is present and non-nil, FACE is created now, according to SPEC.
-
-See `defface' for the format of SPEC."
- (while args
- (let ((entry (car args)))
- (if (listp entry)
- (let ((face (nth 0 entry))
- (spec (nth 1 entry))
- (now (nth 2 entry)))
- (put face 'saved-face spec)
- (when now
- (put face 'force-face t))
- (when (or now (facep face))
- (make-empty-face face)
- (face-spec-set face spec))
- (setq args (cdr args)))
- ;; Old format, a plist of FACE SPEC pairs.
- (let ((face (nth 0 args))
- (spec (nth 1 args)))
- (put face 'saved-face spec))
- (setq args (cdr (cdr args)))))))
-
-;;; The End.
-
-(provide 'cus-face)
-
-;; cus-face.el ends here
+;;; cus-face.el --- customization support for faces
+;;
+;; Copyright (C) 1996, 1997, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
+;;
+;; Author: Per Abrahamsen <abraham@dina.kvl.dk>
+;; Keywords: help, faces
+
+;; This file is part of GNU Emacs.
+
+;; GNU Emacs is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation; either version 2, or (at your option)
+;; any later version.
+
+;; GNU Emacs is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with GNU Emacs; see the file COPYING. If not, write to the
+;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+;; Boston, MA 02111-1307, USA.
+
+;;; Commentary:
+;;
+;; See `custom.el'.
+
+;;; Code:
+
+(defalias 'custom-facep 'facep)
+
+;;; Declaring a face.
+
+;;;###autoload
+(defun custom-declare-face (face spec doc &rest args)
+ "Like `defface', but FACE is evaluated as a normal argument."
+ (unless (get face 'face-defface-spec)
+ (when (fboundp 'facep)
+ (unless (facep face)
+ ;; If the user has already created the face, respect that.
+ (let ((value (or (get face 'saved-face) spec))
+ (frames (frame-list))
+ (have-window-system (memq initial-window-system '(x w32)))
+ frame)
+ ;; Create global face.
+ (make-empty-face face)
+ ;; Create frame-local faces
+ (while frames
+ (setq frame (car frames)
+ frames (cdr frames))
+ (face-spec-set face value frame)
+ (when (memq (window-system frame) '(x w32))
+ (setq have-window-system t)))
+ ;; When making a face after frames already exist
+ (if have-window-system
+ (make-face-x-resource-internal face)))))
+ ;; Don't record SPEC until we see it causes no errors.
+ (put face 'face-defface-spec spec)
+ (when (and doc (null (face-documentation face)))
+ (set-face-documentation face (purecopy doc)))
+ (custom-handle-all-keywords face args 'custom-face)
+ (run-hooks 'custom-define-hook))
+ face)
+
+;;; Face attributes.
+
+(defconst custom-face-attributes
+ '((:family
+ (string :tag "Font Family"
+ :help-echo "Font family or fontset alias name."))
+
+ (:width
+ (choice :tag "Width"
+ :help-echo "Font width."
+ :value normal ; default
+ (const :tag "compressed" condensed)
+ (const :tag "condensed" condensed)
+ (const :tag "demiexpanded" semi-expanded)
+ (const :tag "expanded" expanded)
+ (const :tag "extracondensed" extra-condensed)
+ (const :tag "extraexpanded" extra-expanded)
+ (const :tag "medium" normal)
+ (const :tag "narrow" condensed)
+ (const :tag "normal" normal)
+ (const :tag "regular" normal)
+ (const :tag "semicondensed" semi-condensed)
+ (const :tag "semiexpanded" semi-expanded)
+ (const :tag "ultracondensed" ultra-condensed)
+ (const :tag "ultraexpanded" ultra-expanded)
+ (const :tag "wide" extra-expanded)))
+
+ (:height
+ (choice :tag "Height"
+ :help-echo "Face's font height."
+ :value 1.0 ; default
+ (integer :tag "Height in 1/10 pt")
+ (number :tag "Scale" 1.0)))
+
+ (:weight
+ (choice :tag "Weight"
+ :help-echo "Font weight."
+ :value normal ; default
+ (const :tag "black" ultra-bold)
+ (const :tag "bold" bold)
+ (const :tag "book" semi-light)
+ (const :tag "demibold" semi-bold)
+ (const :tag "extralight" extra-light)
+ (const :tag "extrabold" extra-bold)
+ (const :tag "heavy" extra-bold)
+ (const :tag "light" light)
+ (const :tag "medium" normal)
+ (const :tag "normal" normal)
+ (const :tag "regular" normal)
+ (const :tag "semibold" semi-bold)
+ (const :tag "semilight" semi-light)
+ (const :tag "ultralight" ultra-light)
+ (const :tag "ultrabold" ultra-bold)))
+
+ (:slant
+ (choice :tag "Slant"
+ :help-echo "Font slant."
+ :value normal ; default
+ (const :tag "italic" italic)
+ (const :tag "oblique" oblique)
+ (const :tag "normal" normal)))
+
+ (:underline
+ (choice :tag "Underline"
+ :help-echo "Control text underlining."
+ (const :tag "Off" nil)
+ (const :tag "On" t)
+ (color :tag "Colored")))
+
+ (:overline
+ (choice :tag "Overline"
+ :help-echo "Control text overlining."
+ (const :tag "Off" nil)
+ (const :tag "On" t)
+ (color :tag "Colored")))
+
+ (:strike-through
+ (choice :tag "Strike-through"
+ :help-echo "Control text strike-through."
+ (const :tag "Off" nil)
+ (const :tag "On" t)
+ (color :tag "Colored")))
+
+ (:box
+ ;; Fixme: this can probably be done better.
+ (choice :tag "Box around text"
+ :help-echo "Control box around text."
+ (const :tag "Off" nil)
+ (list :tag "Box"
+ :value (:line-width 2 :color "grey75" :style released-button)
+ (const :format "" :value :line-width)
+ (integer :tag "Width")
+ (const :format "" :value :color)
+ (choice :tag "Color" (const :tag "*" nil) color)
+ (const :format "" :value :style)
+ (choice :tag "Style"
+ (const :tag "Raised" released-button)
+ (const :tag "Sunken" pressed-button)
+ (const :tag "None" nil))))
+ ;; filter to make value suitable for customize
+ (lambda (real-value)
+ (and real-value
+ (let ((lwidth
+ (or (and (consp real-value)
+ (plist-get real-value :line-width))
+ (and (integerp real-value) real-value)
+ 1))
+ (color
+ (or (and (consp real-value) (plist-get real-value :color))
+ (and (stringp real-value) real-value)
+ nil))
+ (style
+ (and (consp real-value) (plist-get real-value :style))))
+ (list :line-width lwidth :color color :style style))))
+ ;; filter to make customized-value suitable for storing
+ (lambda (cus-value)
+ (and cus-value
+ (let ((lwidth (plist-get cus-value :line-width))
+ (color (plist-get cus-value :color))
+ (style (plist-get cus-value :style)))
+ (cond ((and (null color) (null style))
+ lwidth)
+ ((and (null lwidth) (null style))
+ ;; actually can't happen, because LWIDTH is always an int
+ color)
+ (t
+ ;; Keep as a plist, but remove null entries
+ (nconc (and lwidth `(:line-width ,lwidth))
+ (and color `(:color ,color))
+ (and style `(:style ,style)))))))))
+
+ (:inverse-video
+ (choice :tag "Inverse-video"
+ :help-echo "Control whether text should be in inverse-video."
+ (const :tag "Off" nil)
+ (const :tag "On" t)))
+
+ (:foreground
+ (color :tag "Foreground"
+ :help-echo "Set foreground color."))
+
+ (:background
+ (color :tag "Background"
+ :help-echo "Set background color."))
+
+ (:stipple
+ (choice :tag "Stipple"
+ :help-echo "Background bit-mask"
+ (const :tag "None" nil)
+ (file :tag "File"
+ :help-echo "Name of bitmap file."
+ :must-match t)))
+
+ (:inherit
+ (repeat :tag "Inherit"
+ :help-echo "List of faces to inherit attributes from."
+ (face :Tag "Face" default))
+ ;; filter to make value suitable for customize
+ (lambda (real-value)
+ (cond ((or (null real-value) (eq real-value 'unspecified))
+ nil)
+ ((symbolp real-value)
+ (list real-value))
+ (t
+ real-value)))
+ ;; filter to make customized-value suitable for storing
+ (lambda (cus-value)
+ (if (and (consp cus-value) (null (cdr cus-value)))
+ (car cus-value)
+ cus-value))))
+
+ "Alist of face attributes.
+
+The elements are of the form (KEY TYPE PRE-FILTER POST-FILTER),
+where KEY is the name of the attribute, TYPE is a widget type for
+editing the attribute, PRE-FILTER is a function to make the attribute's
+value suitable for the customization widget, and POST-FILTER is a
+function to make the customized value suitable for storing. PRE-FILTER
+and POST-FILTER are optional.
+
+The PRE-FILTER should take a single argument, the attribute value as
+stored, and should return a value for customization (using the
+customization type TYPE).
+
+The POST-FILTER should also take a single argument, the value after
+being customized, and should return a value suitable for setting the
+given face attribute.")
+
+(defun custom-face-attributes-get (face frame)
+ "For FACE on FRAME, return an alternating list describing its attributes.
+The list has the form (KEYWORD VALUE KEYWORD VALUE...).
+Each keyword should be listed in `custom-face-attributes'.
+
+If FRAME is nil, use the global defaults for FACE."
+ (let ((attrs custom-face-attributes)
+ plist)
+ (while attrs
+ (let* ((attribute (car (car attrs)))
+ (value (face-attribute face attribute frame)))
+ (setq attrs (cdr attrs))
+ (unless (or (eq value 'unspecified)
+ (and (null value) (memq attribute '(:inherit))))
+ (setq plist (cons attribute (cons value plist))))))
+ plist))
+
+;;; Initializing.
+
+;;;###autoload
+(defun custom-set-faces (&rest args)
+ "Initialize faces according to user preferences.
+This associates the settings with the `user' theme.
+The arguments should be a list where each entry has the form:
+
+ (FACE SPEC [NOW [COMMENT]])
+
+SPEC is stored as the saved value for FACE, as well as the value for the
+`user' theme. The `user' theme is one of the default themes known to Emacs.
+See `custom-known-themes' for more information on the known themes.
+See `custom-theme-set-faces' for more information on the interplay
+between themes and faces.
+See `defface' for the format of SPEC.
+
+If NOW is present and non-nil, FACE is created now, according to SPEC.
+COMMENT is a string comment about FACE."
+ (apply 'custom-theme-set-faces 'user args))
+
+(defun custom-theme-set-faces (theme &rest args)
+ "Initialize faces for theme THEME.
+The arguments should be a list where each entry has the form:
+
+ (FACE SPEC [NOW [COMMENT]])
+
+SPEC is stored as the saved value for FACE, as well as the value for the
+`user' theme. The `user' theme is one of the default themes known to Emacs.
+See `custom-known-themes' for more information on the known themes.
+See `custom-theme-set-faces' for more information on the interplay
+between themes and faces.
+See `defface' for the format of SPEC.
+
+If NOW is present and non-nil, FACE is created now, according to SPEC.
+COMMENT is a string comment about FACE.
+
+Several properties of THEME and FACE are used in the process:
+
+If THEME property `theme-immediate' is non-nil, this is equivalent of
+providing the NOW argument to all faces in the argument list: FACE is
+created now. The only difference is FACE property `force-face': if NOW
+is non-nil, FACE property `force-face' is set to the symbol `rogue', else
+if THEME property `theme-immediate' is non-nil, FACE property `force-face'
+is set to the symbol `immediate'.
+
+SPEC itself is saved in FACE property `saved-face' and it is stored in
+FACE's list property `theme-face' \(using `custom-push-theme')."
+ (custom-check-theme theme)
+ (let ((immediate (get theme 'theme-immediate)))
+ (while args
+ (let ((entry (car args)))
+ (if (listp entry)
+ (let ((face (nth 0 entry))
+ (spec (nth 1 entry))
+ (now (nth 2 entry))
+ (comment (nth 3 entry)))
+ (put face 'saved-face spec)
+ (put face 'saved-face-comment comment)
+ (custom-push-theme 'theme-face face theme 'set spec)
+ (when (or now immediate)
+ (put face 'force-face (if now 'rogue 'immediate)))
+ (when (or now immediate (facep face))
+ (unless (facep face)
+ (make-empty-face face))
+ (put face 'face-comment comment)
+ (face-spec-set face spec))
+ (setq args (cdr args)))
+ ;; Old format, a plist of FACE SPEC pairs.
+ (let ((face (nth 0 args))
+ (spec (nth 1 args)))
+ (put face 'saved-face spec)
+ (custom-push-theme 'theme-face face theme 'set spec))
+ (setq args (cdr (cdr args))))))))
+
+;;;###autoload
+(defun custom-theme-face-value (face theme)
+ "Return spec of FACE in THEME if THEME modifies FACE.
+Value is nil otherwise. The association between theme and spec for FACE
+is stored in FACE's property `theme-face'. The appropriate face
+is retrieved using `custom-theme-value'."
+ ;; Returns car because the value is stored inside a one element list
+ (car-safe (custom-theme-value theme (get face 'theme-face))))
+
+(defun custom-theme-reset-internal-face (face to-theme)
+ "Reset FACE to the value defined by TO-THEME.
+If FACE is not defined in TO-THEME, reset FACE to the standard
+value. See `custom-theme-face-value'. The standard value is
+stored in SYMBOL's property `face-defface-spec' by `defface'."
+ (let ((spec (custom-theme-face-value face to-theme))
+ was-in-theme)
+ (setq was-in-theme spec)
+ (setq spec (or spec (get face 'face-defface-spec)))
+ (when spec
+ (put face 'save-face was-in-theme)
+ (when (or (get face 'force-face) (facep face))
+ (unless (facep face)
+ (make-empty-face face))
+ (face-spec-set face spec)))
+ spec))
+
+;;;###autoload
+(defun custom-theme-reset-faces (theme &rest args)
+ "Reset the value of the face to values previously defined.
+Associate this setting with THEME.
+
+ARGS is a list of lists of the form
+
+ (FACE TO-THEME)
+
+This means reset FACE to its value in TO-THEME."
+ (custom-check-theme theme)
+ (mapcar '(lambda (arg)
+ (apply 'custom-theme-reset-internal-face arg)
+ (custom-push-theme 'theme-face (car arg) theme 'reset (cadr arg)))
+ args))
+
+;;;###autoload
+(defun custom-reset-faces (&rest args)
+ "Reset the value of the face to values previously saved.
+This is the setting assosiated the `user' theme.
+
+ARGS is defined as for `custom-theme-reset-faces'"
+ (apply 'custom-theme-reset-faces 'user args))
+
+;;; The End.
+
+(provide 'cus-face)
+
+;;; arch-tag: 9a5c4b63-0d27-4c92-a5af-f2c7ed764c2b
+;;; cus-face.el ends here