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authorRichard M. Stallman <rms@gnu.org>1996-10-12 16:10:09 +0000
committerRichard M. Stallman <rms@gnu.org>1996-10-12 16:10:09 +0000
commit63bc3ab1958830b1f3eb4dcee0bd89c6ea819b2e (patch)
tree75075304cc0ffefa76f2688ec5f3e6be8c83f35f /lispref
parente3df10c895cf15b41e1d0653cf8c26c662f923e8 (diff)
downloademacs-63bc3ab1958830b1f3eb4dcee0bd89c6ea819b2e.tar.gz
Explain what major modes can do for imenu and font-lock.
Diffstat (limited to 'lispref')
-rw-r--r--lispref/modes.texi19
1 files changed, 19 insertions, 0 deletions
diff --git a/lispref/modes.texi b/lispref/modes.texi
index 10c71d00993..dda63c9c0e5 100644
--- a/lispref/modes.texi
+++ b/lispref/modes.texi
@@ -153,6 +153,11 @@ a variable named @code{@var{modename}-mode-syntax-table}. @xref{Syntax
Tables}.
@item
+If the mode handles a language that has a syntax for comments, it should
+set the variables that define the comment syntax. @xref{Options for
+Comments,, Options Controlling Comments, emacs, The GNU Emacs Manual}.
+
+@item
@cindex abbrev tables in modes
The mode may have its own abbrev table or may share one with other
related modes. If it has its own abbrev table, it should store this in
@@ -160,6 +165,20 @@ a variable named @code{@var{modename}-mode-abbrev-table}. @xref{Abbrev
Tables}.
@item
+@vindex font-lock-defaults
+The mode should specify how to do highlighting for Font Lock mode, by
+setting up a buffer-local value for the variable
+@code{font-lock-defaults}.
+
+@item
+@vindex imenu-generic-expression
+@vindex imenu-create-index-function
+The mode should specify how Imenu should find the definitions or
+sections of a buffer, by setting up a buffer-local value for the
+variable @code{imenu-generic-expression} or
+@code{imenu-create-index-function}.
+
+@item
Use @code{defvar} to set mode-related variables, so that they are not
reinitialized if they already have a value. (Such reinitialization
could discard customizations made by the user.)