diff options
Diffstat (limited to 'tex/context/base/core-ref.tex')
| -rw-r--r-- | tex/context/base/core-ref.tex | 365 |
1 files changed, 270 insertions, 95 deletions
diff --git a/tex/context/base/core-ref.tex b/tex/context/base/core-ref.tex index e4a88d63b..6996d6ead 100644 --- a/tex/context/base/core-ref.tex +++ b/tex/context/base/core-ref.tex @@ -8,7 +8,7 @@ %D copyright={PRAGMA / Hans Hagen \& Ton Otten}] %C %C This module is part of the \CONTEXT\ macro||package and is -%C therefore copyrighted by \PRAGMA. See licen-en.pdf for +%C therefore copyrighted by \PRAGMA. See mreadme.pdf for %C details. \writestatus{loading}{Context Core Macros / Cross Referencing} @@ -76,6 +76,17 @@ 23: Obskure Referenz -- (Prefix=--) \stopmessages +\startmessages czech library: references + title: reference + 1: neznama reference -- + 2: duplicitni reference -- na strane -- + 3: neznamy typ reference -- + 4: nedovolena reference -- + 21: dokument -- nacten + 22: dokument -- neni interaktivni + 23: obskurni (nejasna) reference -- (prefix=--) +\stopmessages + %D This module deals with referencing. In \CONTEXT\ referencing %D is one of the core features, although at a first glance %D probably nobody will notice. This is good, because @@ -161,6 +172,14 @@ \newevery \everyreference \relax +%D This is really needed, since for instance Polish has a +%D different alphabet and needs accented entries in registers. + +\appendtoks + \def\dohandleaccent #1#2{\string#1\string#2}% + \def\dohandlecommand #1{\string#1}% +\to\everyreference + %D Why do we have to write down references? \TEX, and therefore %D \CONTEXT\ is a batch processing system. During the %D typesetting process, pages are shipped out, which means that @@ -433,24 +452,6 @@ \newif\ifforwardreference -%\def\dogetreferenceelements#1#2#3#4#5% -% {\chardef\currentreferencetype=\ifx#1\relax0\else#1\fi\relax -% \ifnum\currentreferencetype<2 -% \def\currentpagereference{\referencepagenumber[#2]}% -% \edef\currentrealreference{#3}% -% \def\currenttextreference{#4}% -% \ifnum0#5>\crossreferencenumber -% \forwardreferencetrue -% \else -% \forwardreferencefalse -% \fi -% \else -% \def\currentdatareference{#2}% -% \edef\currentrealreference{#3}% -% \def\currenttextreference{#4}% -% \forwardreferencefalse -% \fi} - \newif\ifrealreferencepage \def\docheckrealreferencepage#1% @@ -468,7 +469,7 @@ \def\currentpagereference{\referencepagenumber[#2]}% \edef\currentrealreference{#3}% \settextreferences#4\end - \ifnum0#5>\crossreferencenumber + \ifnum0#5<\crossreferencenumber \forwardreferencetrue \else \forwardreferencefalse @@ -781,7 +782,6 @@ \def\dodoifreferencefoundelse#1#2#3% {\checkreferences \bgroup - \the\everyreference \let\unharmedreferenceprefix=\referenceprefix \bgroup \splitofffullreference{#1}% @@ -851,7 +851,6 @@ \def\dodoifreferencefoundelse#1#2#3% {\checkreferences \bgroup - \the\everyreference \let\unharmedreferenceprefix=\referenceprefix \bgroup \splitofffullreference{#1}% @@ -953,25 +952,26 @@ \def\doifreferencefoundelse#1#2#3% {\doresetgotowhereever \global\secondaryreferencefalse - \xdef\primaryreference{#1}% + {\the\everyreference\xdef\primaryreference{#1}}% \global\nofsecondaryreferences=0 \def\dopreprocessreference##1,% {\if]##1\else \ifsecondaryreference \ifenablereferencechains \iflocation + {\the\everyreference\xdef\secondaryreference{##1}}% %\global\advance\nofsecondaryreferences by 1 - \dodoifreferencefoundelse{##1} + \@EA\dodoifreferencefoundelse\@EA{\secondaryreference} {\global\advance\nofsecondaryreferences by 1 #2} {%\global\advance\nofsecondaryreferences by -1 - \dostartnoto#3\dostopnoto}% #3}% + \dostartnoto#3\dostopnoto}% \fi \fi \else - \xdef\primaryreference{##1}% + {\the\everyreference\xdef\primaryreference{##1}}% \global\secondaryreferencetrue \fi \expandafter\dopreprocessreference - \fi}% + \fi}% \dopreprocessreference#1,],% \global\secondaryreferencefalse \@EA\dodoifreferencefoundelse\@EA{\primaryreference}{#2}{#3}% @@ -1194,22 +1194,22 @@ \def\checkpredefinedreference#1#2#3#4% #3 can expand tricky {{#1}{#2}{#4}} -\def\doifpredefinedreferenceelse#1#2% +\def\doifpredefinedreferenceelse#1#2% \referenceprefix added {\bgroup \let\rt!cross\checkpredefinedreference - \doifelse{\getvalue{\r!cross\predefinedreference}}{{}{}{}} + \doifelse{\getvalue{\r!cross\referenceprefix\predefinedreference}}{{}{}{}} {\egroup#1}{\egroup#2}} %D Sometimes we want to temporary put a reference out of %D order. An example can be found in the menu macros. %D %D \starttypen -%D \doifreferencepermitedelse{reference}{set}{true}{false} +%D \doifreferencepermittedelse{reference}{set}{true}{false} %D \stoptypen %D %D The second argument can be a comma seperated list. -\def\doifreferencepermitedelse#1#2#3#4% ref set found notfound +\def\doifreferencepermittedelse#1#2#3#4% ref set found notfound {\doifreferencefoundelse{#1} {\ifx\currentinnerreference\empty \ifx\currentouterreference\empty @@ -1304,6 +1304,7 @@ \data {#5}% \start + \the\everyreference % we are (have to be) grouped ! \dostartgotolocation {\number\buttonwidth}{\number\buttonheight} {#1}{#2}{#3}{#4}% @@ -1331,6 +1332,25 @@ {#4}% \fi} +%D \macros +%D {setreferencefilename} +%D +%D This command can be used in the special drivers to +%D uppercase filenames. This is needed when one wants to +%D produce \CDROM's conforming to ISO9660. We consider is the +%D savest to enable this feature by default. We cannot handle +%D uppercase here, since the suffix is handled in the special +%D driver. COnversion is taken care of by: +%D +%D \startypen +%D \setreferencefilename somefilename\to\SomeFileName +%D \stoptypen + +\def\setreferencefilename#1\to#2% + {\doifelsevalue{\??rf\c!converteerfile}{\v!ja} % boolean is sneller + {\uppercasestring#1\to#2} + {\edef#2{#1}}} + %D Internal references can best be set using the next few %D macros. Setting such references to unique values is %D completely up to the macros that call them. @@ -1539,6 +1559,7 @@ \setglobalsystemreference \rt!exec \v!ViewerHelp {help} \setglobalsystemreference \rt!exec \v!HideField {hide} \setglobalsystemreference \rt!exec \v!ShowField {show} +\setglobalsystemreference \rt!exec \v!GotoPage {gotopage} %D Executing the command looks alike the previous goto macros. @@ -1583,6 +1604,8 @@ %D document). By setting the \type{interaction} variable, one %D can influences the way interactive references are set. +% \newif\ifreferencestrut % some day an option + \def\setupreferencing% {\dosingleargument\dosetupreferencing} @@ -1600,6 +1623,9 @@ \v!label=>\let\dowantedreference=\dolabelonlyreference, \v!tekst=>\let\dowantedreference=\dotextonlyreference, \v!symbool=>\let\dowantedreference=\dosymbolreference]% + %\doifelse{\@@rfstrut}{\v!ja} % some day an option + % {\referencetruttrue} + % {\referencestrutfalse}% \ifx\@@rfprefix\s!unknown % retain the current value \else\ifx\@@rfprefix\empty @@ -1607,10 +1633,10 @@ \else\ifx\@@rfprefix\incrementreferenceprefix \advance\prefixcounter by 1 \edef\referenceprefix{\the\prefixcounter:}% -\let\@@rfprefix\s!unknown + \let\@@rfprefix\s!unknown \else\ifx\@@rfprefix\decrementreferenceprefix \let\referenceprefix=\empty -\let\@@rfprefix\s!unknown + \let\@@rfprefix\s!unknown \else \edef\referenceprefix{\@@rfprefix:}% \fi\fi\fi\fi} @@ -1724,10 +1750,11 @@ \fi} \unexpanded\def\dospecialover[#1]% - {\bgroup + {\dontleavehmode + \bgroup \def\thecurrentsubtextreference% {\limitatetext{\currentsubtextreference}{\@@rfbreedte}{...}}% - \leaveoutervmode + %\leaveoutervmode \@@rflinks \doifreferencefoundelse{#1} {\let\crlf\space @@ -1798,13 +1825,16 @@ %D among the several representations. \def\dododododoinatreference#1#2[#3]% - {\bgroup + {\dontleavehmode + \bgroup \forgetall - \leaveoutervmode + %\leaveoutervmode \doifreferencefoundelse{#3} - {\doifelsenothing{#1} - {\dosymbolreference{#1}{#2}[#3]} - {\dowantedreference{#1}{#2}[#3]}} + {\bgroup + \let\ignorespaces\empty % rather dirty but ok + \doifelsenothing{#1} + {\egroup\dosymbolreference{#1}{#2}[#3]} + {\egroup\dowantedreference{#1}{#2}[#3]}} {\dounknownreference{#1}{#2}[#3]}% \referentieinfo{<}{#3}% \egroup} @@ -1823,19 +1853,19 @@ \ifx\currentreferencespecial\empty \ifx\currentouterreference\empty \ifnum0\currentrealreference=0 - \ifhmode\strut$^{\symbol[\v!nergens]}$\fi + \ifhmode\strut\hoog{\symbol[\v!nergens]}\fi \else\ifnum0\currentrealreference>\realpageno - \dodosymbolreference{#2}{$^{\symbol[\v!volgende]}$}% + \dodosymbolreference{#2}{\hoog{\symbol[\v!volgende]}}% \else\ifnum0\currentrealreference<\realpageno - \dodosymbolreference{#2}{$^{\symbol[\v!vorige]}$}% + \dodosymbolreference{#2}{\hoog{\symbol[\v!vorige]}}% \else - \ifhmode\strut$^{\symbol[\v!nergens]}$\fi + \ifhmode\strut\hoog{\symbol[\v!nergens]}\fi \fi\fi\fi \else - \gotoouterlocation{#3}{\showlocation{$^{\symbol[\v!ergens]}$}}% + \gotoouterlocation{#3}{\showlocation{\hoog{\symbol[\v!ergens]}}}% \fi \else - \gotospeciallocation{#3}{\showlocation{$^{\symbol[\v!ergens]}$}}% + \gotospeciallocation{#3}{\showlocation{\hoog{\symbol[\v!ergens]}}}% \fi \egroup} @@ -1849,12 +1879,12 @@ \def\dounknownreference#1#2[#3]% {\unknownreference{#3}\dotextprefix{#2}\dummyreference}% -\def\docompletereference#1#2[#3]% - {\doifsomespaceelse{#2} - {\doifsomething{#2}{\donaarspace{#2}[#3]~}\donaarfixed{#1}[#3]} - {\donaarfixed{\dotextprefix{#2}#1}[#3]}} - -% VEEL BETER: +% \def\docompletereference#1#2[#3]% +% {\doifsomespaceelse{#2} +% {\doifsomething{#2}{\donaarspace{#2}[#3]~}\donaarfixed{#1}[#3]} +% {\donaarfixed{\dotextprefix{#2}#1}[#3]}} +% +% better: \def\docompletereference#1#2[#3]% {\doifsomespaceelse{#2} @@ -1871,10 +1901,41 @@ \let\dowantedreference=\docompletereference -%D --- OF MEER, OF ANDERS: --- - -\def\dotextprefix#1% - {\ConvertToConstant\doifnot{#1}{}{#1~}} +%D [ref] here when ok + +% \chapter[a]{first} +% +% \placeformula[b] \startformula a = b + c \stopformula +% +% \placeformula[for:c] \startformula a = b + c \stopformula +% +% \blank +% +% \in{chapter}[a] and \in{formula}[b] and \in{formula}[for:c] \par +% \at{page}[a] and \at{page}[b] and \at{page}[for:c] +% +% \definereferenceformat[informula] +% +% \informula[b] and \informula[for:c] \par +% the \informula{formulas}[b] \informula{en}[for:c] +% +% \definereferenceformat[informula][left=(,right=)] +% +% \informula[b] en \informula[for:c] \par +% the \informula{formulas}[b] \informula{and}[for:c] +% +% \definereferenceformat[informula] [left=(,right=),text=formula] +% \definereferenceformat[informulas] [left=(,right=),text=formulas] +% \definereferenceformat[andformula] [left=(,right=),text=and] +% \definereferenceformat[andformulas][left=(,right=),text=and] +% +% \informula[b] and \informula[for:c] \par +% the \informula{formulas}[b] \informula{and}[for:c] \par +% the \informulas{formulas}[b] \informula{and}[for:c] \par +% the \informulas[b] \informula{en}[for:c] \par +% the \informulas[b] \andformula[for:c] \par +% +% Instead of a text, one can specify a label. %D In interactive documents going to a specific location is not %D bound to cross references. The \type{\goto} commands can be @@ -1893,7 +1954,8 @@ %D prevented, long references can cross line endings. %\unexpanded\def\naar#1[#2]% -% {\leaveoutervmode +% {\dontleavehmode +% %\leaveoutervmode % \doifreferencefoundelse{#2} % {\doifelsenothing{#1} % {\dosymbolreference{}{}[#2]} @@ -1902,7 +1964,8 @@ % \referentieinfo{<}{#2}} \def\donaar#1[#2]% - {\leaveoutervmode + {\dontleavehmode + %\leaveoutervmode \doifreferencefoundelse{#2} {\doifelsenothing{#1} {\dosymbolreference{}{}[#2]} @@ -1946,9 +2009,10 @@ %D --- NOG IN HANDLEIDING --- \unexpanded\def\naarbox#1[#2]% - {\bgroup + {\dontleavehmode + \bgroup \locationstrutfalse - \leaveoutervmode + %\leaveoutervmode \doifreferencefoundelse{#2} {\donaarfixed{#1}[#2]} {\hbox{\unknownreference{#2}#1}}% @@ -2037,7 +2101,7 @@ \def\gebruikURL% {\bgroup - \catcode`\#=12\catcode`\%=12 + \catcode`\#=12\catcode`\%=12\catcode`\/=12 \catcode`\_=12\catcode`\~=12 \dodoubleempty\dogebruikURL} @@ -2331,7 +2395,7 @@ %D %D Here location is a keyword like \type{nextpage}. %D -%D \showsetup{\y!ganaarpagina} +%D \showsetup{\y!naarpagina} \def\dodefinieerpagina[#1][#2]% {\setvalue{\v!pagina:::#1}{#2}} @@ -2359,7 +2423,32 @@ %D Because we combine both methods, we have to take care of %D the \type{file::page(n)} as well as \type{page(file::n)}. -\definespeciallocation\v!pagina#1#2% +% \definespeciallocation\v!pagina#1#2% +% {\iflocation +% \ifx\currentouterreference\empty +% \splitoffreference\currentreferenceoperation +% \else +% \let\currentinnerreference=\currentreferenceoperation +% \fi +% \ifx\currentouterreference\empty +% \doifnonzeropositiveelse{\currentinnerreference} +% {} +% {\edef\currentinnerreference{1}}% +% \gotorealpage{}{}{\currentinnerreference}{#2}% +% \else +% \setouterlocation\currentouterreference +% \doifnonzeropositiveelse{\currentinnerreference} +% {} +% {\doifdefinedelse{\v!pagina:::\currentinnerreference} +% {\edef\currentinnerreference{\getvalue{\v!pagina:::\currentinnerreference}}} +% {\edef\currentinnerreference{1}}}% +% \gotorealpage{\otherURL}{\otherfile}{\currentinnerreference}{#2}% +% \fi +% \else +% {#2}% +% \fi} + +\definespeciallocation\v!pagina#1#2% page(n) page(+n) page(-n) {\iflocation \ifx\currentouterreference\empty \splitoffreference\currentreferenceoperation @@ -2367,6 +2456,15 @@ \let\currentinnerreference=\currentreferenceoperation \fi \ifx\currentouterreference\empty + \doifinstringelse{+}{\currentinnerreference} + {\scratchcounter=\realpageno + \advance\scratchcounter by \currentinnerreference + \edef\currentinnerreference{\the\scratchcounter}} + {\doifinstringelse{-}{\currentinnerreference} + {\scratchcounter=\realpageno + \advance\scratchcounter by \currentinnerreference + \edef\currentinnerreference{\the\scratchcounter}} + {}}% \doifnonzeropositiveelse{\currentinnerreference} {} {\edef\currentinnerreference{1}}% @@ -2401,8 +2499,9 @@ %D support, also suitable for references to floating bodies. -\unexpanded\def\dosomewhere#1#2#3[#4]% #3 gobbles space around #2 - {\leaveoutervmode +\unexpanded\def\somewhere#1#2#3[#4]% #3 gobbles space around #2 + {\dontleavehmode + %\leaveoutervmode \doifreferencefoundelse{#4} {\ifforwardreference \doifelsenothing{#1} @@ -2417,7 +2516,8 @@ \referentieinfo{<}{#4}} \unexpanded\def\atpage[#1]% - {\leaveoutervmode + {\dontleavehmode + %\leaveoutervmode \doifreferencefoundelse{#1} {\ifrealreferencepage \ifforwardreference @@ -2426,10 +2526,10 @@ \donaarfixed{\labeltext{\v!hieronder}}[#1]% \fi \else - \donaarfixed{\labeltext{\v!oppagina}~\currentpagereference}[#1]% + \donaarfixed{\labeltexts{\v!oppagina}{\currentpagereference}}[#1]% \fi} {\unknownreference{#1}% - \v!pagina~\dummyreference}% + \labeltexts{\v!pagina}{\dummyreference}}% \referentieinfo{<}{#1}} %D We can cross link documents by using: @@ -2529,31 +2629,47 @@ \presetlocalframed[\??bt] \def\docomplexbutton#1[#2]#3#4% get rid of possible space before [#4] - {\dodocomplexbutton#1[#2]{#3}#4} % #4 == [ + {\dodocomplexbutton#1[#2]{#3}#4} % #4 == [ -\def\dodocomplexbutton#1[#2]#3[#4]% +% \def\dodocomplexbutton#1[#2]#3[#4]% +% {\bgroup +% \doifvalue{#1\c!status}{\v!stop}{\locationfalse}% +% \iflocation +% \resetgoto +% \ConvertConstantAfter\doifelse{#3}{\v!geen} +% {\!!doneafalse} +% {\!!doneatrue}% +% \doifelsenothing{#4} % in handleiding, is soort dummy +% {\if!!donea\hbox\else\hphantom\fi +% {\localframed[#1][#2]{#3}}}% +% {\doifreferencefoundelse{#4} +% {\setbox0=\if!!donea\hbox\else\hphantom\fi +% {\localframed[#1][#2] +% {\checkcontrastreference{#1}% +% \dolocationattributes{#1}\c!letter\c!kleur{\ignorespaces#3}}}% +% \startinteractie +% %\hbox{\gotolocation{#4}{\copy0}}% +% \hbox{\gotolocation{#4}{\box0}}% +% \stopinteractie} +% {\unknownreference{#4}% +% \if!!donea\hbox\else\hphantom\fi +% {\localframed[#1][#2] +% {\ignorespaces#3}}}}% !!!!!!!!!! +% \fi +% \egroup} + +\def\dodocomplexbutton#1[#2]#3[#4]% #3 can contain [] -> {#3} later {\bgroup \doifvalue{#1\c!status}{\v!stop}{\locationfalse}% \iflocation \resetgoto - \ConvertConstantAfter\doifelse{#3}{\v!geen} - {\!!doneafalse} - {\!!doneatrue}% - \doifelsenothing{#4} % in handleiding, is soort dummy - {\if!!donea\hbox\else\hphantom\fi - {\localframed[#1][#2]{#3}}}% - {\doifreferencefoundelse{#4} - {\setbox0=\if!!donea\hbox\else\hphantom\fi - {\localframed[#1][#2] - {\checkcontrastreference{#1}% - \dolocationattributes{#1}\c!letter\c!kleur{\ignorespaces#3}}}% - \startinteractie - \hbox{\gotolocation{#4}{\copy0}}% - \stopinteractie} - {\unknownreference{#4}% - \if!!donea\hbox\else\hphantom\fi - {\localframed[#1][#2] - {\ignorespaces#3}}}}% + \ConvertConstantAfter\doifelse{#3}{\v!geen}{\hphantom}{\hbox} + {\doifelsenothing{#4} + {\setlocationboxnop#1[#2]{#3}[#4]} + {\doifreferencefoundelse{#4} + {\setlocationboxyes#1[#2]{#3}[#4]} + {\unknownreference{#4}% + \setlocationboxnop#1[#2]{#3}[#4]}}}% \fi \egroup} @@ -2592,7 +2708,7 @@ \localframed[\??ib][]{\symbol[\v!vorigepagina]}}% \!!heighta=\ht2 \stelinteractiebalkin[#1,\c!strut=\v!nee]% - \stelinteractiein[\c!breedte=\!!zeropoint]% + \setupinteraction[\c!breedte=\!!zeropoint]% %\!!counta=1 \!!counta=0 % new \processallactionsinset @@ -2643,6 +2759,62 @@ \egroup \fi} +%D \macros +%D {overlaybutton} +%D +%D For converience we provide: +%D +%D \starttypen +%D \overlaybutton[reference] +%D \stoptypen +%D +%D This command can be used to define overlays an/or can be +%D used in the whatevertext areas, like: +%D +%D \starttypen +%D \defineoverlay[PrevPage][\overlaybutton{PrevPage}] +%D \setupbackgrounds[page][background=PrevPage] +%D \setuptexttexts[\overlaybutton{NextPage}] +%D \stoptypen +%D +%D For practical reasons, this macro accepts square brackets +%D as well as braces. + +\definecomplexorsimple\overlaybutton + +\def\simpleoverlaybutton#1% + {\complexoverlaybutton[#1]} + +\def\complexoverlaybutton% no text, next argument is [reference] + {\button + [\c!kader=\v!uit,\c!achtergrond=, + \c!breedte=\overlaywidth,\c!hoogte=\overlayheight]% + {}} + +%D \macros +%D {dotextprefix} +%D +%D In previous macros we used \type {\dotextprefix} to +%D generate a space between a label and a number. +%D +%D \starttypen +%D \dotextprefix{text} +%D \stoptypen +%D +%D Only when \type {text} is not empty, a space is inserted. + +\def\dotextprefix#1% + {\bgroup + \global\labeltextdonefalse % this is an ugly dependancy, + \setbox\scratchbox=\hbox{#1}% to be solved some day + \ifdim\wd\scratchbox>\!!zeropoint + \unhbox\scratchbox + \iflabeltextdone\else\@@rfscheider\fi + \else + \unhbox\scratchbox + \fi + \egroup} + %D In the next settings we see some variables that were not %D used here and that concern the way the pagenumbers refered %D to are typeset. @@ -2652,14 +2824,17 @@ \v!deel\c!nummer=\v!ja, \v!hoofdstuk\c!nummer=\v!nee, \c!interactie=\v!alles, -% \c!urlvariant=\v!beide, -% \c!urlspatie=\v!nee, -% \c!urlletter=, -% \c!urlkleur=, + %\c!urlvariant=\v!beide, + %\c!urlspatie=\v!nee, + %\c!urlletter=, + %\c!urlkleur=, + \c!converteerfile=\v!ja, + %\c!strut=\v!nee, % some day an option \c!prefix=, \c!breedte=.75\zetbreedte, \c!links=\citaat\bgroup, - \c!rechts=\egroup] + \c!rechts=\egroup, + \c!scheider=~] \setupurl [\c!variant=\v!beide, @@ -2681,7 +2856,7 @@ % \c!letter=\@@ialetter, % \c!kleur=\@@iakleur, % \c!zelfdepagina=\v!ja, -% \c!onbekendeverwijzing=\v!leeg] +% \c!onbekendeverwijzing=\v!ja] \protect |