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Improve documentation of glyphless-character display

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* doc/emacs/display.texi (Text Display): Document and index the
'glyphless-char' face.
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Eli Zaretskii 2016-03-16 18:57:46 +02:00
parent 6b6916e872
commit bc7f6f6329
1 changed files with 6 additions and 3 deletions
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doc/emacs/display.texi
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@ -1476,15 +1476,18 @@ elisp, The Emacs Lisp Reference Manual}.
@cindex glyphless characters @cindex glyphless characters
@cindex characters with no font glyphs @cindex characters with no font glyphs
@cindex glyphless-char face
On graphical displays, some characters may have no glyphs in any of On graphical displays, some characters may have no glyphs in any of
the fonts available to Emacs. These @dfn{glyphless characters} are the fonts available to Emacs. These @dfn{glyphless characters} are
normally displayed as boxes containing the hexadecimal character code. normally displayed as boxes containing the hexadecimal character code.
Similarly, on text terminals, characters that cannot be displayed Similarly, on text terminals, characters that cannot be displayed
using the terminal encoding (@pxref{Terminal Coding}) are normally using the terminal encoding (@pxref{Terminal Coding}) are normally
displayed as question signs. You can control the display method by displayed as question signs. You can control the display method by
customizing the variable @code{glyphless-char-display-control}. customizing the variable @code{glyphless-char-display-control}. You
@xref{Glyphless Chars,, Glyphless Character Display, elisp, The Emacs can also customize the @code{glyphless-char} face to make these
Lisp Reference Manual}, for details. characters more prominent on display. @xref{Glyphless Chars,,
Glyphless Character Display, elisp, The Emacs Lisp Reference Manual},
for details.
@cindex curly quotes @cindex curly quotes
@cindex curved quotes @cindex curved quotes