diff options
Diffstat (limited to 'doc/lispref/display.texi')
| -rw-r--r-- | doc/lispref/display.texi | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/doc/lispref/display.texi b/doc/lispref/display.texi index aa98ed40ee..323895927a 100644 --- a/doc/lispref/display.texi +++ b/doc/lispref/display.texi @@ -47,8 +47,9 @@ that Emacs presents to the user. contents of a given frame (@pxref{Frames}). This is useful if the screen is corrupted. -@defun redraw-frame frame -This function clears and redisplays frame @var{frame}. +@defun redraw-frame &optional frame +This function clears and redisplays frame @var{frame}. If @var{frame} +is omitted or nil, it redraws the selected frame. @end defun Even more powerful is @code{redraw-display}: @@ -2686,8 +2687,14 @@ considered, until a specified attribute is found. To ensure that the return value is always specified, use a value of @code{default} for @var{inherit}. -@defun face-font face &optional frame +@defun face-font face &optional frame character This function returns the name of the font of face @var{face}. + +If the optional argument @var{frame} is specified, it returns the name +of the font of @var{face} for that frame. If @var{frame} is omitted or +@code{nil}, the selected frame is used. And, in this case, if the +optional third argument @var{character} is supplied, it returns the font +name used for @var{character}. @end defun @defun face-foreground face &optional frame inherit @@ -5324,7 +5331,7 @@ returned. If no specification is satisfied, @code{nil} is returned. The image is looked for in @code{image-load-path}. @end defun -@defvar image-load-path +@defopt image-load-path This variable's value is a list of locations in which to search for image files. If an element is a string or a variable symbol whose value is a string, the string is taken to be the name of a directory @@ -5343,7 +5350,7 @@ should specify the image as follows: @example (defimage foo-image '((:type xpm :file "foo/bar.xpm"))) @end example -@end defvar +@end defopt @defun image-load-path-for-library library image &optional path no-error This function returns a suitable search path for images used by the @@ -6899,12 +6906,12 @@ provided the terminal's Termcap entry defines the visible bell capability (@samp{vb}). @end defopt -@defvar ring-bell-function +@defopt ring-bell-function If this is non-@code{nil}, it specifies how Emacs should ring the bell. Its value should be a function of no arguments. If this is non-@code{nil}, it takes precedence over the @code{visible-bell} variable. -@end defvar +@end defopt @node Window Systems @section Window Systems |