Carsten Dominik <carsten.dominik@gmail.com> writes:

> On 25.9.2013, at 08:53, Rainer M Krug <Rainer@krugs.de> wrote:
>
>> "Sebastien Vauban" <sva-news@mygooglest.com>
>> writes:
>> 
>>> Hi Carsten,
>>> 
>>> Carsten Dominik wrote:
>>>> On 24.9.2013, at 18:17, Sebastien Vauban <sva-news@mygooglest.com> wrote:
>>>>> Carsten Dominik wrote:
>>>>>> On 23.9.2013, at 09:40, Rainer M Krug <Rainer@krugs.de> wrote:
>>>>>>> 
>>>>>>> When starting to edit a code block via C-c ' everything works as expected
>>>>>>> and the code block is highlighted and an indirect buffer is opened.
>>>>>>> 
>>>>>>> When I click into the highlighted block, I an "send" to the indirect buffer.
>>>>>>> This behavior changes, after saving with C-s, even when nothing has been
>>>>>>> edited: the area in the original org file looses its magic, and looks normal
>>>>>>> again and can also be edited!
>>>>>>> 
>>>>>>> The indirect buffer stays functional and, upon close via C-c ' saves the
>>>>>>> changes into the original buffer and *overwrites* changes done in this block
>>>>>>> in the org document.
>>>>>> 
>>>>>> This is a bug which is difficult to fix in all generality. What should really
>>>>>> happen is that the text in the original buffer is made read-only. But so far
>>>>>> this does not happen in our implementation (due to Dan Davison IIRC). The
>>>>>> reason for this is that read-only text properties left by accident in a
>>>>>> buffer are difficult to get rid of.
>>>>>> 
>>>>>> There are many things the user could go back and screw up the original.
>>>>>> That's why Org choses to protect with highlighting with an overlay. Note that
>>>>>> this is not a protection against editing, but it is a visual warning.
>>>>> 
>>>>> I never knew that "your" goal was to make the code block read-only in the Org
>>>>> buffer. Note that I would be really opposed to such a change. Editing code in
>>>>> the prose would really become a pain to me -- please know that I NEVER use the
>>>>> indirect buffer.
>>>> 
>>>> I only mean while there is a special buffer also editing this block!
>>> 
>>> Pfff!  I'm relieved -- I should have understood it ;-)
>> 
>> While we are at editing code blocks inline (I also do this quite often).
>> 
>> This might have been asked before, but in code blocks we have
>> 
>> - syntax highlighting
>> - indenting using the code block language settings
>> 
>> but would it be possible to have, when the cursor is in a code block,
>> the menus and shortcuts for the language mode enabled, i.e. complete
>> support for editing the code block language, as in the special buffer,
>> but inline in org? Evaluationg single lines of code directly from the
>> code block in org would be *brilliant*.
>
> This is very complicated, because such functionality needs
> the entire environment of a mode.  I think there are some solutions
> which allow multiple major modes - but I don't think we will go
> there with Org.

This is definitely not an easy task, but which I think would be an very
useful feature, making the work-flow of using embedded code much faster.

>
> However, I think this is really a question to Eric Schulte (in CC).

Would be great, if there is would be a way of implementing this in the
medium future.

Cheers,

Rainer

>
> - Carsten
>
>> 
>> Cheers,
>> 
>> Rainer
>> 
>>> 
>>> Best regards,
>>>  Seb
>> <#secure method=pgpmime mode=sign>
>> 
>> -- 
>> Rainer M. Krug
>> 
>> email: RMKrug<at>gmail<dot>com
>> 
>> 
>


-- 
Rainer M. Krug

email: RMKrug<at>gmail<dot>com