Commit 1d8e69a2 authored by Masatake YAMATO's avatar Masatake YAMATO
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Write about new optional argument for `display-completion-list'.

parent c814bdfc
2005-10-27 Masatake YAMATO <>
* minibuf.texi (Completion Commands):
Write about new optional argument for `display-completion-list'.
2005-10-23 Richard M. Stallman <>
* display.texi (Overlay Arrow): Clarify about local bindings of
......@@ -949,7 +949,7 @@ The list of completions is displayed as text in a buffer named
@end deffn
@defun display-completion-list completions
@defun display-completion-list completions &optional common-substring
This function displays @var{completions} to the stream in
@code{standard-output}, usually a buffer. (@xref{Read and Print}, for more
information about streams.) The argument @var{completions} is normally
......@@ -960,14 +960,22 @@ which is printed as if the strings were concatenated. The first of
the two strings is the actual completion, the second string serves as
This function is called by @code{minibuffer-completion-help}. The
@var{common-substring} represents a string common prefix between all
completions. @var{common-substring} is used to put faces on
@samp{*Completions*} to enhance visual feedback of the buffer;
@code{display-completion-list} use faces to highlight what all completions
have in common and where they begin to differ. @var{common-substring}
specifies the common part.
This function is called by @code{minibuffer-completion-help}. The
most common way to use it is together with
@code{with-output-to-temp-buffer}, like this:
(with-output-to-temp-buffer "*Completions*"
(all-completions (buffer-string) my-alist)))
(all-completions (buffer-string) my-alist)
@end example
@end defun
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