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Re: indentation in jde/java mode
From: |
ad |
Subject: |
Re: indentation in jde/java mode |
Date: |
Wed, 28 Apr 2004 19:08:57 -0400 |
User-agent: |
Pan/0.14.2.91 (As She Crawled Across the Table (Debian GNU/Linux)) |
On Wed, 28 Apr 2004 18:02:24 +0000, Alan Mackenzie wrote:
> ad <as@no-span.org> wrote on Tue, 27 Apr 2004 22:55:19 -0400:
>> On Tue, 27 Apr 2004 06:50:09 +0000, Alan Mackenzie wrote:
>
>>>> 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.
>
> [ .... ]
>
>>> 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
>
> Aha! There's the problem. Something in your setup is setting tab-width
> to 2 (by default, it's 8). This seems to be a very small tab width
> indeed. Could it be something in your .emacs?
>
> The question is, do you want to use TABs at all for indentation? I
> prefer not to, because different editors/display programs sometimes
> disagree on how wide a TAB should be. I suggest you change
> `my-jde-mode-hook' to the following:
>
> (defun my-jde-mode-hook ()
> (setq c-basic-offset 2)
> (setq indent-tabs-mode nil))
>
> That will prevent TABS being used for indentation in the future.
>
> As for the source files which already contain TABS, (the ones your
> colleagues are moaning about ;-), a good way to correct them is with the
> function `untabify': First make sure that `tab-width' is still set to 2.
> Load a source file and type "C-x h" to mark the buffer, then "M-x
> untabify" to convert the TABS to spaces. Save the file again. ViolĂ !
>
>> Thank you so much for the help.
>
> My pleasure!
Thank you very much Alan. Now the indentation in java mode works great.