/* xfaces.c -- "Face" primitives.
- Copyright (C) 1993, 1994, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
- Free Software Foundation.
+ Copyright (C) 1993, 1994, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
+ 2005, 2006 Free Software Foundation, Inc.
This file is part of GNU Emacs.
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. */
+the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+Boston, MA 02110-1301, USA. */
/* New face implementation by Gerd Moellmann <gerd@gnu.org>. */
#define UNSPECIFIEDP(ATTR) EQ ((ATTR), Qunspecified)
+/* Non-zero if face attribute ATTR is `ignore-defface'. */
+
+#define IGNORE_DEFFACE_P(ATTR) EQ ((ATTR), Qignore_defface)
+
/* Value is the number of elements of VECTOR. */
#define DIM(VECTOR) (sizeof (VECTOR) / sizeof *(VECTOR))
Lisp_Object Qreleased_button, Qpressed_button;
Lisp_Object QCstyle, QCcolor, QCline_width;
Lisp_Object Qunspecified;
+Lisp_Object Qignore_defface;
char unspecified_fg[] = "unspecified-fg", unspecified_bg[] = "unspecified-bg";
/* The name of the function to call when the background of the frame
- has changed, frame_update_face_colors. */
+ has changed, frame_set_background_mode. */
-Lisp_Object Qframe_update_face_colors;
+Lisp_Object Qframe_set_background_mode;
/* Names of basic faces. */
Lisp_Object Qdefault, Qtool_bar, Qregion, Qfringe;
Lisp_Object Qheader_line, Qscroll_bar, Qcursor, Qborder, Qmouse, Qmenu;
-Lisp_Object Qmode_line_inactive;
+Lisp_Object Qmode_line_inactive, Qvertical_border;
extern Lisp_Object Qmode_line;
/* The symbol `face-alias'. A symbols having that property is an
#ifdef MAC_OS
/* Mac OS emulation of GCs */
-extern XGCValues *XCreateGC (void *, Window, unsigned long, XGCValues *);
-
static INLINE GC
x_create_gc (f, mask, xgcv)
struct frame *f;
XGCValues *xgcv;
{
GC gc;
+ BLOCK_INPUT;
gc = XCreateGC (FRAME_MAC_DISPLAY (f), FRAME_MAC_WINDOW (f), mask, xgcv);
+ UNBLOCK_INPUT;
+ IF_DEBUG (++ngcs);
return gc;
}
struct frame *f;
GC gc;
{
+ BLOCK_INPUT;
+ IF_DEBUG (xassert (--ngcs >= 0));
XFreeGC (FRAME_MAC_DISPLAY (f), gc);
+ UNBLOCK_INPUT;
}
#endif /* MAC_OS */
unsigned char *p = s;
for (p = s; *p; ++p)
- *p = tolower (*p);
+ /* On Mac OS X 10.3, tolower also converts non-ASCII characters
+ for some locales. */
+ if (isascii (*p))
+ *p = tolower (*p);
return s;
}
/* Return non-zero if COLOR_NAME is a shade of gray (or white or
- black) on frame F. The algorithm is taken from 20.2 faces.el. */
+ black) on frame F.
+
+ The criterion implemented here is not a terribly sophisticated one. */
static int
face_color_gray_p (f, color_name)
int gray_p;
if (defined_color (f, color_name, &color, 0))
- gray_p = ((abs (color.red - color.green)
- < max (color.red, color.green) / 20)
- && (abs (color.green - color.blue)
- < max (color.green, color.blue) / 20)
- && (abs (color.blue - color.red)
- < max (color.blue, color.red) / 20));
+ gray_p = (/* Any color sufficiently close to black counts as grey. */
+ (color.red < 5000 && color.green < 5000 && color.blue < 5000)
+ ||
+ ((abs (color.red - color.green)
+ < max (color.red, color.green) / 20)
+ && (abs (color.green - color.blue)
+ < max (color.green, color.blue) / 20)
+ && (abs (color.blue - color.red)
+ < max (color.blue, color.red) / 20)));
else
gray_p = 0;
Lisp_Object *attrs;
{
xassert (UNSPECIFIEDP (attrs[LFACE_FAMILY_INDEX])
+ || IGNORE_DEFFACE_P (attrs[LFACE_FAMILY_INDEX])
|| STRINGP (attrs[LFACE_FAMILY_INDEX]));
xassert (UNSPECIFIEDP (attrs[LFACE_SWIDTH_INDEX])
+ || IGNORE_DEFFACE_P (attrs[LFACE_SWIDTH_INDEX])
|| SYMBOLP (attrs[LFACE_SWIDTH_INDEX]));
xassert (UNSPECIFIEDP (attrs[LFACE_AVGWIDTH_INDEX])
+ || IGNORE_DEFFACE_P (attrs[LFACE_AVGWIDTH_INDEX])
|| INTEGERP (attrs[LFACE_AVGWIDTH_INDEX]));
xassert (UNSPECIFIEDP (attrs[LFACE_HEIGHT_INDEX])
+ || IGNORE_DEFFACE_P (attrs[LFACE_HEIGHT_INDEX])
|| INTEGERP (attrs[LFACE_HEIGHT_INDEX])
|| FLOATP (attrs[LFACE_HEIGHT_INDEX])
|| FUNCTIONP (attrs[LFACE_HEIGHT_INDEX]));
xassert (UNSPECIFIEDP (attrs[LFACE_WEIGHT_INDEX])
+ || IGNORE_DEFFACE_P (attrs[LFACE_WEIGHT_INDEX])
|| SYMBOLP (attrs[LFACE_WEIGHT_INDEX]));
xassert (UNSPECIFIEDP (attrs[LFACE_SLANT_INDEX])
+ || IGNORE_DEFFACE_P (attrs[LFACE_SLANT_INDEX])
|| SYMBOLP (attrs[LFACE_SLANT_INDEX]));
xassert (UNSPECIFIEDP (attrs[LFACE_UNDERLINE_INDEX])
+ || IGNORE_DEFFACE_P (attrs[LFACE_UNDERLINE_INDEX])
|| SYMBOLP (attrs[LFACE_UNDERLINE_INDEX])
|| STRINGP (attrs[LFACE_UNDERLINE_INDEX]));
xassert (UNSPECIFIEDP (attrs[LFACE_OVERLINE_INDEX])
+ || IGNORE_DEFFACE_P (attrs[LFACE_OVERLINE_INDEX])
|| SYMBOLP (attrs[LFACE_OVERLINE_INDEX])
|| STRINGP (attrs[LFACE_OVERLINE_INDEX]));
xassert (UNSPECIFIEDP (attrs[LFACE_STRIKE_THROUGH_INDEX])
+ || IGNORE_DEFFACE_P (attrs[LFACE_STRIKE_THROUGH_INDEX])
|| SYMBOLP (attrs[LFACE_STRIKE_THROUGH_INDEX])
|| STRINGP (attrs[LFACE_STRIKE_THROUGH_INDEX]));
xassert (UNSPECIFIEDP (attrs[LFACE_BOX_INDEX])
+ || IGNORE_DEFFACE_P (attrs[LFACE_BOX_INDEX])
|| SYMBOLP (attrs[LFACE_BOX_INDEX])
|| STRINGP (attrs[LFACE_BOX_INDEX])
|| INTEGERP (attrs[LFACE_BOX_INDEX])
|| CONSP (attrs[LFACE_BOX_INDEX]));
xassert (UNSPECIFIEDP (attrs[LFACE_INVERSE_INDEX])
+ || IGNORE_DEFFACE_P (attrs[LFACE_INVERSE_INDEX])
|| SYMBOLP (attrs[LFACE_INVERSE_INDEX]));
xassert (UNSPECIFIEDP (attrs[LFACE_FOREGROUND_INDEX])
+ || IGNORE_DEFFACE_P (attrs[LFACE_FOREGROUND_INDEX])
|| STRINGP (attrs[LFACE_FOREGROUND_INDEX]));
xassert (UNSPECIFIEDP (attrs[LFACE_BACKGROUND_INDEX])
+ || IGNORE_DEFFACE_P (attrs[LFACE_BACKGROUND_INDEX])
|| STRINGP (attrs[LFACE_BACKGROUND_INDEX]));
xassert (UNSPECIFIEDP (attrs[LFACE_INHERIT_INDEX])
+ || IGNORE_DEFFACE_P (attrs[LFACE_INHERIT_INDEX])
|| NILP (attrs[LFACE_INHERIT_INDEX])
|| SYMBOLP (attrs[LFACE_INHERIT_INDEX])
|| CONSP (attrs[LFACE_INHERIT_INDEX]));
#ifdef HAVE_WINDOW_SYSTEM
xassert (UNSPECIFIEDP (attrs[LFACE_STIPPLE_INDEX])
+ || IGNORE_DEFFACE_P (attrs[LFACE_STIPPLE_INDEX])
|| SYMBOLP (attrs[LFACE_STIPPLE_INDEX])
|| !NILP (Fbitmap_spec_p (attrs[LFACE_STIPPLE_INDEX])));
xassert (UNSPECIFIEDP (attrs[LFACE_FONT_INDEX])
+ || IGNORE_DEFFACE_P (attrs[LFACE_FONT_INDEX])
|| NILP (attrs[LFACE_FONT_INDEX])
|| STRINGP (attrs[LFACE_FONT_INDEX]));
#endif
for (i = 1; i < LFACE_VECTOR_SIZE; ++i)
if (i != LFACE_FONT_INDEX && i != LFACE_INHERIT_INDEX
&& i != LFACE_AVGWIDTH_INDEX)
- if (UNSPECIFIEDP (attrs[i])
+ if ((UNSPECIFIEDP (attrs[i]) || IGNORE_DEFFACE_P (attrs[i]))
#ifdef MAC_OS
/* MAC_TODO: No stipple support on Mac OS yet, this index is
always unspecified. */
DEFUN ("internal-lisp-face-p", Finternal_lisp_face_p,
Sinternal_lisp_face_p, 1, 2, 0,
doc: /* Return non-nil if FACE names a face.
-If optional second parameter FRAME is non-nil, check for the
+If optional second argument FRAME is non-nil, check for the
existence of a frame-local face with name FACE on that frame.
Otherwise check for the existence of a global face. */)
(face, frame)
/* Set lface to the Lisp attribute vector of FACE. */
if (EQ (frame, Qt))
- lface = lface_from_face_name (NULL, face, 1);
+ {
+ lface = lface_from_face_name (NULL, face, 1);
+
+ /* When updating face-new-frame-defaults, we put :ignore-defface
+ where the caller wants `unspecified'. This forces the frame
+ defaults to ignore the defface value. Otherwise, the defface
+ will take effect, which is generally not what is intended.
+ The value of that attribute will be inherited from some other
+ face during face merging. See internal_merge_in_global_face. */
+ if (UNSPECIFIEDP (value))
+ value = Qignore_defface;
+ }
else
{
if (NILP (frame))
if (EQ (attr, QCfamily))
{
- if (!UNSPECIFIEDP (value))
+ if (!UNSPECIFIEDP (value) && !IGNORE_DEFFACE_P (value))
{
CHECK_STRING (value);
if (SCHARS (value) == 0)
}
else if (EQ (attr, QCheight))
{
- if (!UNSPECIFIEDP (value))
+ if (!UNSPECIFIEDP (value) && !IGNORE_DEFFACE_P (value))
{
Lisp_Object test;
}
else if (EQ (attr, QCweight))
{
- if (!UNSPECIFIEDP (value))
+ if (!UNSPECIFIEDP (value) && !IGNORE_DEFFACE_P (value))
{
CHECK_SYMBOL (value);
if (face_numeric_weight (value) < 0)
}
else if (EQ (attr, QCslant))
{
- if (!UNSPECIFIEDP (value))
+ if (!UNSPECIFIEDP (value) && !IGNORE_DEFFACE_P (value))
{
CHECK_SYMBOL (value);
if (face_numeric_slant (value) < 0)
}
else if (EQ (attr, QCunderline))
{
- if (!UNSPECIFIEDP (value))
+ if (!UNSPECIFIEDP (value) && !IGNORE_DEFFACE_P (value))
if ((SYMBOLP (value)
&& !EQ (value, Qt)
&& !EQ (value, Qnil))
}
else if (EQ (attr, QCoverline))
{
- if (!UNSPECIFIEDP (value))
+ if (!UNSPECIFIEDP (value) && !IGNORE_DEFFACE_P (value))
if ((SYMBOLP (value)
&& !EQ (value, Qt)
&& !EQ (value, Qnil))
}
else if (EQ (attr, QCstrike_through))
{
- if (!UNSPECIFIEDP (value))
+ if (!UNSPECIFIEDP (value) && !IGNORE_DEFFACE_P (value))
if ((SYMBOLP (value)
&& !EQ (value, Qt)
&& !EQ (value, Qnil))
if (EQ (value, Qt))
value = make_number (1);
- if (UNSPECIFIEDP (value))
+ if (UNSPECIFIEDP (value) || IGNORE_DEFFACE_P (value))
valid_p = 1;
else if (NILP (value))
valid_p = 1;
else if (EQ (attr, QCinverse_video)
|| EQ (attr, QCreverse_video))
{
- if (!UNSPECIFIEDP (value))
+ if (!UNSPECIFIEDP (value) && !IGNORE_DEFFACE_P (value))
{
CHECK_SYMBOL (value);
if (!EQ (value, Qt) && !NILP (value))
}
else if (EQ (attr, QCforeground))
{
- if (!UNSPECIFIEDP (value))
+ if (!UNSPECIFIEDP (value) && !IGNORE_DEFFACE_P (value))
{
/* Don't check for valid color names here because it depends
on the frame (display) whether the color will be valid
}
else if (EQ (attr, QCbackground))
{
- if (!UNSPECIFIEDP (value))
+ if (!UNSPECIFIEDP (value) && !IGNORE_DEFFACE_P (value))
{
/* Don't check for valid color names here because it depends
on the frame (display) whether the color will be valid
else if (EQ (attr, QCstipple))
{
#ifdef HAVE_X_WINDOWS
- if (!UNSPECIFIEDP (value)
+ if (!UNSPECIFIEDP (value) && !IGNORE_DEFFACE_P (value)
&& !NILP (value)
&& NILP (Fbitmap_spec_p (value)))
signal_error ("Invalid stipple attribute", value);
}
else if (EQ (attr, QCwidth))
{
- if (!UNSPECIFIEDP (value))
+ if (!UNSPECIFIEDP (value) && !IGNORE_DEFFACE_P (value))
{
CHECK_SYMBOL (value);
if (face_numeric_swidth (value) < 0)
else
f = check_x_frame (frame);
- if (!UNSPECIFIEDP (value))
+ if (!UNSPECIFIEDP (value) && !IGNORE_DEFFACE_P (value))
{
CHECK_STRING (value);
signal_error ("Invalid face attribute name", attr);
if (font_related_attr_p
- && !UNSPECIFIEDP (value))
+ && !UNSPECIFIEDP (value) && !IGNORE_DEFFACE_P (value))
/* If a font-related attribute other than QCfont is specified, the
original `font' attribute nor that of default face is useless
to determine a new font. Thus, we set it to nil so that font
++windows_or_buffers_changed;
}
- if (!UNSPECIFIEDP (value)
+ if (!UNSPECIFIEDP (value) && !IGNORE_DEFFACE_P (value)
&& NILP (Fequal (old_value, value)))
{
Lisp_Object param;
Lisp_Object frame;
/* Changing the background color might change the background
- mode, so that we have to load new defface specs. Call
- frame-update-face-colors to do that. */
+ mode, so that we have to load new defface specs.
+ Call frame-set-background-mode to do that. */
XSETFRAME (frame, f);
- call1 (Qframe_update_face_colors, frame);
+ call1 (Qframe_set_background_mode, frame);
face = Qdefault;
lface = lface_from_face_name (f, face, 1);
if (SYMBOLP (boolean_value))
value = boolean_value;
}
- else if (EQ (attr, QCbox))
+ else if (EQ (attr, QCbox) || EQ (attr, QCinherit))
value = Fcar (Fread_from_string (value, Qnil, Qnil));
return Finternal_set_lisp_face_attribute (face, attr, value, frame);
#ifdef USE_MOTIF
const char *suffix = "List";
Bool motif = True;
+#else
+#if defined HAVE_X_I18N
+
+ const char *suffix = "Set";
#else
const char *suffix = "";
+#endif
Bool motif = False;
#endif
#if defined HAVE_X_I18N
(attribute, value)
Lisp_Object attribute, value;
{
- if (EQ (value, Qunspecified))
+ if (EQ (value, Qunspecified) || (EQ (value, Qignore_defface)))
return Qt;
else if (EQ (attribute, QCheight))
return INTEGERP (value) ? Qnil : Qt;
(attribute, value1, value2)
Lisp_Object attribute, value1, value2;
{
- if (EQ (value1, Qunspecified))
+ if (EQ (value1, Qunspecified) || EQ (value1, Qignore_defface))
return value2;
else if (EQ (attribute, QCheight))
return merge_face_heights (value1, value2, value1);
else
signal_error ("Invalid face attribute name", keyword);
+ if (IGNORE_DEFFACE_P (value))
+ return Qunspecified;
+
return value;
}
gvec = XVECTOR (global_lface)->contents;
for (i = 1; i < LFACE_VECTOR_SIZE; ++i)
if (! UNSPECIFIEDP (gvec[i]))
- lvec[i] = gvec[i];
+ {
+ if (IGNORE_DEFFACE_P (gvec[i]))
+ lvec[i] = Qunspecified;
+ else
+ lvec[i] = gvec[i];
+ }
return Qnil;
}
DEFUN ("internal-lisp-face-equal-p", Finternal_lisp_face_equal_p,
Sinternal_lisp_face_equal_p, 2, 3, 0,
doc: /* True if FACE1 and FACE2 are equal.
-If the optional argument FRAME is given, report on face FACE in that frame.
-If FRAME is t, report on the defaults for face FACE (for new frames).
+If the optional argument FRAME is given, report on FACE1 and FACE2 in that frame.
+If FRAME is t, report on the defaults for FACE1 and FACE2 (for new frames).
If FRAME is omitted or nil, use the selected frame. */)
(face1, face2, frame)
Lisp_Object face1, face2, frame;
Emacs. That frame is not an X frame. */
f = frame_or_selected_frame (frame, 2);
- lface1 = lface_from_face_name (NULL, face1, 1);
- lface2 = lface_from_face_name (NULL, face2, 1);
+ lface1 = lface_from_face_name (f, face1, 1);
+ lface2 = lface_from_face_name (f, face2, 1);
equal_p = lface_equal_p (XVECTOR (lface1)->contents,
XVECTOR (lface2)->contents);
return equal_p ? Qt : Qnil;
Lisp_Object symbol;
int c;
int face_id;
+ int signal_p;
{
Lisp_Object attrs[LFACE_VECTOR_SIZE];
Lisp_Object symbol_attrs[LFACE_VECTOR_SIZE];
face = FACE_FROM_ID (f, lookup_face (f, merged_attrs, 0, 0));
if (! face)
- error ("cannot make face");
+ error ("Cannot make face");
/* If the font is the same, then not supported. */
if (face->font == def_face->font)
1, 2, 0,
doc: /* Return non-nil if all the face attributes in ATTRIBUTES are supported.
The optional argument DISPLAY can be a display name, a frame, or
-nil (meaning the selected frame's display)
+nil (meaning the selected frame's display).
The definition of `supported' is somewhat heuristic, but basically means
that a face containing all the attributes in ATTRIBUTES, when merged
any display that can display bold, and a `:foreground \"yellow\"' as long
as it can display a yellowish color, but `:slant italic' will _not_ be
satisfied by the tty display code's automatic substitution of a `dim'
-face for italic. */)
+face for italic. */)
(attributes, display)
Lisp_Object attributes, display;
{
nfonts = try_alternative_families (f, try_family, registry, fonts);
#ifdef MAC_OS
- /* When realizing the default face and a font spec does not matched
- exactly, Emacs looks for ones with the same registry as the
- default font. On the Mac, this is mac-roman, which does not work
- if the family is -etl-fixed, e.g. The following widens the
- choices and fixes that problem. */
- if (nfonts == 0 && STRINGP (try_family) && STRINGP (registry)
- && xstricmp (SDATA (registry), "mac-roman") == 0)
- nfonts = try_alternative_families (f, try_family, Qnil, fonts);
+ if (nfonts == 0 && STRINGP (try_family) && STRINGP (registry))
+ {
+ if (xstricmp (SDATA (registry), "mac-roman") == 0)
+ /* When realizing the default face and a font spec does not
+ matched exactly, Emacs looks for ones with the same registry
+ as the default font. On the Mac, this is mac-roman, which
+ does not work if the family is -etl-fixed, e.g. The
+ following widens the choices and fixes that problem. */
+ nfonts = try_alternative_families (f, try_family, Qnil, fonts);
+ else if (SBYTES (try_family) > 0
+ && SREF (try_family, SBYTES (try_family) - 1) != '*')
+ /* Some Central European/Cyrillic font family names have the
+ Roman counterpart name as their prefix. */
+ nfonts = try_alternative_families (f, concat2 (try_family,
+ build_string ("*")),
+ registry, fonts);
+ }
#endif
if (EQ (try_family, family))
realize_named_face (f, Qcursor, CURSOR_FACE_ID);
realize_named_face (f, Qmouse, MOUSE_FACE_ID);
realize_named_face (f, Qmenu, MENU_FACE_ID);
+ realize_named_face (f, Qvertical_border, VERTICAL_BORDER_FACE_ID);
/* Reflect changes in the `menu' face in menu bars. */
if (FRAME_FACE_CACHE (f)->menu_face_changed_p)
staticpro (&Qface_no_inherit);
Qbitmap_spec_p = intern ("bitmap-spec-p");
staticpro (&Qbitmap_spec_p);
- Qframe_update_face_colors = intern ("frame-update-face-colors");
- staticpro (&Qframe_update_face_colors);
+ Qframe_set_background_mode = intern ("frame-set-background-mode");
+ staticpro (&Qframe_set_background_mode);
/* Lisp face attribute keywords. */
QCfamily = intern (":family");
staticpro (&Qforeground_color);
Qunspecified = intern ("unspecified");
staticpro (&Qunspecified);
+ Qignore_defface = intern (":ignore-defface");
+ staticpro (&Qignore_defface);
Qface_alias = intern ("face-alias");
staticpro (&Qface_alias);
staticpro (&Qmouse);
Qmode_line_inactive = intern ("mode-line-inactive");
staticpro (&Qmode_line_inactive);
+ Qvertical_border = intern ("vertical-border");
+ staticpro (&Qvertical_border);
Qtty_color_desc = intern ("tty-color-desc");
staticpro (&Qtty_color_desc);
Qtty_color_standard_values = intern ("tty-color-standard-values");