Merge from origin/emacs-24

[gnu-emacs] / lisp / faces.el

diff --git a/lisp/faces.el b/lisp/faces.el
index c2ef62f959f71b96b597f5c6d6aa2e3df51f1d88..1d4fc9c5570ae0172352bc25a642cbb9bd577672 100644 (file)
--- a/lisp/faces.el
+++ b/lisp/faces.el
@@ -53,7 +53,7 @@ This means to treat a terminal of type TYPE as if it were of type ALIAS."
   :type '(alist :key-type (string :tag "Terminal")
                :value-type (string :tag "Alias"))
   :group 'terminals
-  :version "24.5")
+  :version "25.1")
 
 (declare-function xw-defined-colors "term/common-win" (&optional frame))
 
@@ -172,7 +172,7 @@ If FACE is already known as a face, leave it unmodified.  Return FACE."
 Do not call this directly from Lisp code; use `defface' instead."
   (interactive (list (read-from-minibuffer
                      "Make empty face: " nil nil t 'face-name-history)))
-  (make-face face)
+  (make-face face))
 
 (defun copy-face (old-face new-face &optional frame new-frame)
   "Define a face named NEW-FACE, which is a copy of OLD-FACE.
@@ -1652,18 +1652,22 @@ function for its other effects."
 
 (defun face-spec-recalc (face frame)
   "Reset the face attributes of FACE on FRAME according to its specs.
-After the reset, the specs are applied from the following sources in this order:
-  X resources (if applicable)
+The following sources are applied in this order:
+
+  face reset to default values if it's the default face, otherwise set
+  to unspecified (through `face-spec-reset-face')
    |
   (theme and user customization)
-    or, if nonexistent or does not match the current frame,
+    or: if none of the above exist, and none match the current frame or
+        inherited from the defface spec instead of overwriting it
+        entirely, the following is applied instead:
   (defface default spec)
+  (X resources (if applicable))
    |
   defface override spec"
   (while (get face 'face-alias)
     (setq face (get face 'face-alias)))
   (face-spec-reset-face face frame)
-  (make-face-x-resource-internal face frame)
   ;; If FACE is customized or themed, set the custom spec from
   ;; `theme-face' records.
   (let ((theme-faces (get face 'theme-face))
@@ -1677,10 +1681,12 @@ After the reset, the specs are applied from the following sources in this order:
            (setq theme-face-applied t))))
     ;; If there was a spec applicable to FRAME, that overrides the
     ;; defface spec entirely (rather than inheriting from it).  If
-    ;; there was no spec applicable to FRAME, apply the defface spec.
+    ;; there was no spec applicable to FRAME, apply the defface spec
+    ;; as well as any applicable X resources.
     (unless theme-face-applied
       (setq spec (face-spec-choose (face-default-spec face) frame))
-      (face-spec-set-2 face frame spec))
+      (face-spec-set-2 face frame spec)
+      (make-face-x-resource-internal face frame))
     (setq spec (face-spec-choose (get face 'face-override-spec) frame))
     (face-spec-set-2 face frame spec)))
 
@@ -1819,7 +1825,9 @@ If omitted or nil, that stands for the selected frame's display."
 (declare-function x-display-grayscale-p "xfns.c" (&optional terminal))
 
 (defun display-grayscale-p (&optional display)
-  "Return non-nil if frames on DISPLAY can display shades of gray."
+  "Return non-nil if frames on DISPLAY can display shades of gray.
+DISPLAY should be either a frame or a display name (a string).
+If omitted or nil, that stands for the selected frame's display."
   (let ((frame-type (framep-on-display display)))
     (cond
      ((memq frame-type '(x w32 ns))
@@ -2059,17 +2067,16 @@ Calculate the face definitions using the face specs, custom theme
 settings, X resources, and `face-new-frame-defaults'.
 Finally, apply any relevant face attributes found amongst the
 frame parameters in PARAMETERS."
-  (let ((window-system-p (memq (window-system frame) '(x w32))))
-    ;; The `reverse' is so that `default' goes first.
-    (dolist (face (nreverse (face-list)))
-      (condition-case ()
-         (progn
-           ;; Initialize faces from face spec and custom theme.
-           (face-spec-recalc face frame)
-           ;; Apply attributes specified by face-new-frame-defaults
-           (internal-merge-in-global-face face frame))
-       ;; Don't let invalid specs prevent frame creation.
-       (error nil))))
+  ;; The `reverse' is so that `default' goes first.
+  (dolist (face (nreverse (face-list)))
+    (condition-case ()
+       (progn
+         ;; Initialize faces from face spec and custom theme.
+         (face-spec-recalc face frame)
+         ;; Apply attributes specified by face-new-frame-defaults
+         (internal-merge-in-global-face face frame))
+      ;; Don't let invalid specs prevent frame creation.
+      (error nil)))
 
   ;; Apply attributes specified by frame parameters.
   (let ((face-params '((foreground-color default :foreground)
@@ -2085,7 +2092,8 @@ frame parameters in PARAMETERS."
             (value (cdr (assq param-name parameters))))
        (if value
            (set-face-attribute (nth 1 param) frame
-                               (nth 2 param) value))))))
+                               (nth 2 param) value))))
+    (frame-can-run-window-configuration-change-hook frame t)))
 
 (defun tty-handle-reverse-video (frame parameters)
   "Handle the reverse-video frame parameter for terminal frames."
@@ -2741,8 +2749,6 @@ If PATTERN is nil, return the name of the frame's base font, which never
 contains wildcards.
 Given optional arguments FACE and FRAME, return a font which is
 also the same size as FACE on FRAME, or fail."
-  (or (symbolp face)
-      (setq face (face-name face)))
   (and (eq frame t)
        (setq frame nil))
   (if pattern