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Re: indentation in jde/java mode


From: ad
Subject: Re: indentation in jde/java mode
Date: Tue, 27 Apr 2004 22:55:19 -0400
User-agent: Pan/0.14.2.91 (As She Crawled Across the Table (Debian GNU/Linux))

On Tue, 27 Apr 2004 06:50:09 +0000, Alan Mackenzie wrote:

> ad <address@hidden> wrote on Mon, 26 Apr 2004 22:15:51 -0400:
>> On Mon, 26 Apr 2004 08:30:36 +0000, Alan Mackenzie wrote:
> 
>>> ad <address@hidden> wrote on Sun, 25 Apr 2004 23:07:01 -0400:
>>>> Hi,
> 
>>>> I am running "GNU Emacs 21.3.1" in my debian box. I have the
>>>> following in my ".emacs" file to use 2 char indentation for my java
>>>> files:
> 
>>>> (defun my-jde-mode-hook ()
>>>>    (setq c-basic-offset 2))
> 
>>>> (add-hook 'jde-mode-hook 'my-jde-mode-hook)
>>>> (add-hook 'java-mode-hook 'my-jde-mode-hook)
> 
> 
>>>> This seems to be working fine when I edit/view files with emacs, but
>>>> when I look at the files with other editors or viewers, like "less",
>>>> I see the indentation is actually 8.
> 
>>>> It seems like when the file is saved, the indentation is changing to
>>>> 8.
> 
>>>> Am I doing something wrong within my ".emacs"?
> 
>>> Quick question: are you sure that your indentation is done with two
>>> spaces, and not with a TAB, tab-width having somehow been set to 2?
> 
>>>> Thank you.
> 
>> While I am writing the code and get to the new-line and hit TAB, the
>> cursor does not move, but when I finished the line with ";" or having a
>> "." (dot) in the line (example (aClass.method), does the indentation
>> automatically, and it looks by 2 chars. I also tend to use "Java ->
>> Indent Expression" menu selection quite often which also looks like
>> indenting by 2 chars. All the indentation looks just fine (2-chars)
>> within the emacs, but opening with other editors (even "less") is
>> making it look like it was indented by 8 chars. Because of this, I get
>> some complaints from my colleagues that are using xemacs.
> 
> Sorry, I should have been more explicit.  I was thinking that those 2
> spaces you're seeing might really be a TAB character.  If so, it would
> look like 8 spaces in less or other editors.
> 
> If you put the cursor in those 2 spaces, then do "C-x =", it will tell
> you what's there.  If it is indeed a TAB character, check the value of
> the Emacs variables `tab-width' and `indent-tabs-mode' (using "C-h v").

"C-x =" says: 
Char: TAB (011, 9, 0x9) point=251 of 3560 (7%) column 0 

And tab-width's value is 2

And indent-tabs-mode's value is t



> 
> If this isn't the problem, then could you do "C-c C-b" from the java
> buffer, to dump the internal state of java-mode.  Post that dump here,
> and we'll probably be able to see what's going wrong.

"C-c C-b" Results:
====================
Emacs  : GNU Emacs 21.3.1 (i386-pc-linux-gnu, X toolkit, Xaw3d scroll bars)
 of 2004-04-06 on raven, modified by Debian
Package: CC Mode 5.28 ()
Buffer Style: java

c-emacs-features: (1-bit)

current state:
==============
(setq
 c-basic-offset 2
 c-comment-only-line-offset '(0 . 0)
 c-block-comment-prefix "* "
 c-comment-prefix-regexp '((pike-mode . "//+!?\\|\\**") (other . "//+\\|\\**"))
 c-cleanup-list '(scope-operator)
 c-hanging-braces-alist '((brace-list-open) (brace-entry-open) 
(substatement-open after)
                                                                                
                        (block-close . c-snug-do-while) (extern-lang-open after)
                                                                                
                        (inexpr-class-open after) (inexpr-class-close before))
 c-hanging-colons-alist nil
 c-hanging-semi&comma-criteria '(c-semi&comma-inside-parenlist)
 c-backslash-column 48
 c-label-minimum-indentation 1
 c-offsets-alist '((string . c-lineup-dont-change)
                 (c . c-lineup-C-comments)
                 (defun-open . 0)
                 (defun-close . 0)
                 (defun-block-intro . +)
                 (class-open . 0)
                 (class-close . 0)
                 (inline-close . 0)
                 (knr-argdecl . 0)
                 (topmost-intro . 0)
                 (member-init-intro . +)
                 (member-init-cont . c-lineup-multi-inher)
                 (inher-intro . +)
                 (block-open . 0)
                 (block-close . 0)
                 (brace-list-open . 0)
                 (brace-list-close . 0)
                 (brace-list-intro . +)
                 (brace-list-entry . 0)
                 (brace-entry-open . 0)
                 (statement . 0)
                 (statement-case-intro . +)
                 (substatement . +)
                 (case-label . 0)
                 (do-while-closure . 0)
                 (else-clause . 0)
                 (catch-clause . 0)
                 (comment-intro . c-lineup-comment)
                 (arglist-cont . 0)
                 (arglist-cont-nonempty . c-lineup-arglist)
                 (stream-op . c-lineup-streamop)
                 (inclass . +)
                 (cpp-macro . [0])
                 (cpp-macro-cont . c-lineup-dont-change)
                 (friend . 0)
                 (objc-method-intro . [0])
                 (objc-method-args-cont . c-lineup-ObjC-method-args)
                 (objc-method-call-cont . c-lineup-ObjC-method-call)
                 (extern-lang-open . 0)
                 (extern-lang-close . 0)
                 (inextern-lang . +)
                 (namespace-open . 0)
                 (namespace-close . 0)
                 (innamespace . +)
                 (template-args-cont c-lineup-template-args +)
                 (inlambda . c-lineup-inexpr-block)
                 (lambda-intro-cont . +)
                 (inexpr-statement . 0)
                 (inexpr-class . +)
                 (inline-open . 0)
                 (topmost-intro-cont . +)
                 (statement-block-intro . +)
                 (knr-argdecl-intro . 5)
                 (substatement-open . +)
                 (label . +)
                 (statement-case-open . +)
                 (statement-cont . +)
                 (arglist-intro . c-lineup-arglist-intro-after-paren)
                 (arglist-close . c-lineup-arglist)
                 (access-label . 0)
                 (inher-cont . c-lineup-java-inher)
                 (func-decl-cont . c-lineup-java-throws)
                 )
 c-delete-function 'delete-char
 c-electric-pound-behavior nil
 c-indent-comments-syntactically-p nil
 c-tab-always-indent t
 defun-prompt-regexp nil
 tab-width 2
 comment-column 32
 parse-sexp-ignore-comments t
 auto-fill-function nil
 comment-multi-line t
 comment-start-skip "/\\*+ *\\|//+ *"
 fill-prefix nil
 paragraph-start "[     ]*\\(//+\\|\\**\\)[     ]*\\(@[a-zA-Z]+\\>\\|$\\)\\|^\f"
 adaptive-fill-mode t
 adaptive-fill-regexp "[        ]*\\(//+\\|\\**\\)[     ]*\\([  ]*\\([-|#;>*]+[ 
        ]*\\|(?[0-9]+[.)][      ]*\\)*\\)"
 )


Thank you so much for the help.


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