Re: Listings

[Wolfgang Schuster <schuster.wolfgang@googlemail.com>]

Am 28.09.2008 um 23:23 schrieb Wolfgang Schuster:

>
> Am 28.09.2008 um 22:42 schrieb Mohamed Bana:
>
>> Wolfgang Schuster wrote:
>>> Am 28.09.2008 um 19:34 schrieb Mohamed Bana:
>>>
>>>> Aditya Mahajan wrote:
>>>>> Hi everyone,
>>>>>
>>>>> I finished my thesis, writing both my thesis and my presentation
>>>>> using
>>>>> ConTeXt.
>>>>>
>>>>> Aditya
>>>> :).  But there's a still something missing that I need before I  
>>>> even
>>>> thinking of typesetting an msc thesis in ConTeXt.   I'd like to  
>>>> have
>>>> something equivelant to the *listings.sty* package;
>>>> http://thread.gmane.org/gmane.comp.tex.context/15591/focus=15592 or
>>>> http://vega.soi.city.ac.uk/~abbg770/listing-sample.pdf.
>>>>
>>>>
>>>> I setup listing first;
>>>>
>>>> \lstset{breaklines=true,
>>>> showlines=true,		% showing line numbers
>>>> numbers=left,		% where to show line numbers
>>>> numberstyle=\tiny\color{gray},	
>>>> numbersep=10pt,		%
>>>> stepnumber=1,		% how often to show the line number on the left
>>>> language=Java,		% specifiy the language
>>>> basicstyle=\ttfamily\small,          % print whole listing small
>>>> keywordstyle=\color{eclipsekeyword}\ttfamily\underbar, % underlined
>>>> bold
>>>> black keywords
>>>> identifierstyle=,           % nothing happens
>>>> commentstyle=\color{eclipsecomment}, % white comments, if you use
>>>> commentstyle=\color{white},
>>>> stringstyle=\ttfamily,  % typewriter type for strings
>>>> showstringspaces=false,	% no special string spaces
>>>> frame=single,
>>>> backgroundcolor=\color{white},
>>>> tabsize=4,
>>>> showspaces=false,
>>>> showstringspaces=false}			
>>>>
>>>> \lstset{morecomment=[s][\color{eclipsejavadoc}]{/**}{*/}}
>>>>
>>>>
>>>> Includes a file, look at Listing B.2 on the pdf I posted.  This  
>>>> should
>>>> be self explanatory;
>>>>
>>>> \lstinputlisting[
>>>> caption={SpreadsheetParser.java},
>>>> label=lst:SpreadsheetParser.java]
>>>> {source/SpreadsheetParser.java}
>>>>
>>>>
>>>>
>>>> I can also list inline using the same settings defined in \lstset -
>>>> but
>>>> it doesn't break across lines.  The choice of charater is arbitrary
>>>> i.e., I could have chosen to use | instead of !;
>>>>
>>>> \lstinline!matcher(CharSequence input)!
>>>>
>>>>
>>>>
>>>> Similar to preceeding, with line breaking.  Also I can refer to it
>>>> using; \ref{lst:freeformlogfile}
>>>>
>>>> \begin{lstlisting}[frame=,label={lst:freeformlogfile},caption={Log
>>>> File}]
>>>> import java.util.Arrays;
>>>>
>>>> public class ArrayReallocationDemo {
>>>>
>>>> public static void main(String[] args) {
>>>>   int[] data1 = new int[] { 1, 3, 5, 7, 9 };
>>>>
>>>>   printArray(data1);
>>>>   int[] data2 = Arrays.copyOf(data1, 6);
>>>>   data2[5] = 11;
>>>>   printArray(data2);
>>>>
>>>>   int[] data3 = Arrays.copyOfRange(data1, 2, 10);
>>>>   printArray(data3);
>>>> }
>>>>
>>>> // print array elements
>>>> private static void printArray(int[] data) {
>>>>   StringBuilder stringBuilder = new StringBuilder("[");
>>>>   for (int i = 0; i < data.length; i++) {
>>>>     stringBuilder.append(data[i]);
>>>>     if (i < data.length - 1)
>>>>       stringBuilder.append(", ");
>>>>   }
>>>>   stringBuilder.append("]");
>>>>   System.out.println(stringBuilder);
>>>> }
>>>> }
>>>> \end{lstlisting}
>>>
>>> \setupcolors[state=start]
>>>
>>> \definetyping[JAVA][option=JV]
>>>
>>> \setuptyping
>>>  [JAVA]
>>>  [numbering=line]
>>>
>>> \starttext
>>>
>>> \startJAVA
>>> ...
>>> \stopJAVA
>>>
>>> \stoptext
>>>
>>> or
>>>
>>> same preamble as above plus
>>>
>>> \definefloat[listing][listings]
>>>
>>> \starttext
>>>
>>> \placelisting
>>>   [split]
>>>   [lst:freeformlogfile]
>>>   {Log File}
>>>   {\startJAVA
>>>    ...
>>>    \stopJAVA}
>>>
>>> \stoptext
>>>
>>> Wolfgang
>>>
>>
>> Thanks Wolfgang.
>>
>> Source; http://pastebin.com/m40986857
>> Pdf; http://filebin.ca/kceezh/listing.pdf or http://filebin.ca/kceezh
>>
>> I've still got some issues with it :(.  I think I'll just wait till
>> verbatim supports improves.
>>
>> 1.  Lines protude into the margin and sometime even go past the end  
>> of
>> the page.
>
> \setuptyping
>   [JAVA]
>   [numbering=line,
>    lines=yes]
>
> \setuplinenumbering[location=text]
>
>> 2.  Why doesn't it show the line numbers for the empty lines?
>
> Could be a MkII bug because it works with MkIV but here appears
> a new problem, "location=text" for line numbering is not working.
>
> Test file for Hans:
>
> % engine=luatex
>
> \setuplinenumbering[location=text]
>
> \showframe
>
> \starttext
>
> \startlinenumbering
> A line of text with the line number.
> \stoplinenumbering
>
> \stoptext
>
>
>> 3.  Is there a way to supress the 'there is nothing to split'  
>> warning?
>
> It's a bug, I will look for a solution (the caption has to be fixed  
> too).

Here is a quick and dirty solution, alisghtly modified version of
something I wrote two years ago [1]. The code is not ready for
documents because the spacing between the lines is wrong.

\unprotect

\def\dododostarttyping[#1]%
   {\typingparameter\c!before
    \ifinsidesplitfloat
      \setbox\tablecontentbox\vbox\bgroup % added
    \fi
    \startpacked % includes \bgroup
    \dosetuptypelinenumbering{#1}%
    \initializetyping
    \startverbatimcolor
    \expanded{\mktypeblockverbatim{\s!start\currenttyping}{\s!stop 
\currenttyping}}}

\def\dostoptyping#1% hm, currenttyping
   {\stopverbatimcolor
    \stoppacked  % includes \egroup
    \ifinsidesplitfloat
      \egroup % added
      \dosplitverbatimbox\tablecontentbox
    \fi
    \typingparameter\c!after
    \egroup
    \dochecknextindentation{\??tp#1}%
    \dorechecknextindentation}

\def\dosplitverbatimbox#1%
   {\resettsplit
    \setbox\tsplitcontent\box#1%
    \handletsplit}

\protect

[1] http://archive.contextgarden.net/message/20061004.105840.df79ec7f.en.html

Regards,
Wolfgang

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