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14\writestatus{loading}{ConTeXt Structure Macros Enumerations}
15
16\unprotect
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74\installcorenamespace{enumeration}
75
76\installcommandhandler \??enumeration {enumeration} \??enumeration
77
78\installcounterassociation{enumeration}
79
80\let\setupenumerations\setupenumeration
81
82\setupenumeration
83 [\c!alternative=\v!top,
84 \c!headstyle=\v!bold,
85 \c!titlestyle=\v!bold,
86
87
88
89
90 \c!width=8\emwidth,
91
92 \c!distance=\emwidth,
93 \c!titledistance=.5\emwidth,
94
95
96
97
98 \c!margin=\v!no,
99 \c!before=\blank,
100 \c!inbetween=\blank,
101 \c!after=\blank,
102 \c!indentnext=\v!yes,
103 \c!indenting=\v!never,
104 \c!titleleft=(,
105 \c!titleright=),
106
107 \c!closecommand=\wordright,
108 \c!display=\v!yes,
109
110 \c!titlecommand=,
111 \c!expansion=\v!no,
112
113
114 \c!way=\v!by\v!text,
115 \c!prefix=\v!no,
116 \c!prefixconnector=.,
117
118
119 \c!text=\currentenumeration,
120 \c!number=\v!yes,
121 \c!start=0,
122 \c!state=\v!start,
123 \c!levels=4]
124
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130
131\unexpanded\def\strc_define_commands_enumeration#tag#level#parent
132 {\doifelsenothing{#parent}
133 {\normalexpanded{\defineconstruction[#tag][\s!handler=\v!enumeration,\c!level=#level]}
134 \setevalue{\??enumeration#tag:\s!parent}{\??enumeration}}
135 {\normalexpanded{\defineconstruction[#tag][#parent][\s!handler=\v!enumeration,\c!level=#level]}
136 \setevalue{\??enumeration#tag:\s!parent}{\??enumeration#parent}}
137 \setuevalue{\e!next #tag}{\strc_enumerations_next {#tag}{\number#level}}
138 \setuevalue{\c!reset#tag}{\strc_enumerations_reset {#tag}{\number#level}}
139
140 \setuevalue {#tag}{\strc_enumerations_command{#tag}}
141 \setuevalue{\e!start#tag}{\strc_enumerations_start {#tag}}
142 \setuevalue{\e!stop #tag}{\strc_enumerations_stop }}
143
144\appendtoks
145 \ifx\currentenumerationparent\empty
146
147 \let\currentenumerationsub\empty
148 \strc_define_commands_enumeration
149 {\currentenumerationsub\currentenumeration}
150 \plusone
151 \empty
152 \edef\p_levels{\enumerationparameter\c!levels}
153 \dostepwiserecurse\plustwo\p_levels\plusone
154 {\strc_define_commands_enumeration
155 {\v!sub\currentenumerationsub\currentenumeration}
156 \recurselevel
157 {\currentenumerationsub\currentenumeration}
158 \edef\currentenumerationsub{\v!sub\currentenumerationsub}}
159 \else
160
161 \let\currentenumerationsub\empty
162 \edef\p_levels{\enumerationparameter\c!levels}
163 \dorecurse\p_levels
164 {\strc_define_commands_enumeration
165 {\currentenumerationsub\currentenumeration}
166 \recurselevel
167 {\currentenumerationsub\currentenumerationparent}
168 \edef\currentenumerationsub{\v!sub\currentenumerationsub}}
169 \fi
170 \edef\p_counter{\enumerationparameter\s!counter}
171 \ifx\p_counter\empty
172 \let\p_counter\currentenumeration
173 \fi
174 \doifelsecounter\p_counter\donothing{\strc_enumerations_define_counter\p_counter}
175 \letenumerationparameter\s!counter\p_counter
176
177\to \everydefineenumeration
178
179\let\p_strc_constructions_title \empty
180\let\p_strc_constructions_number\empty
181
182\unexpanded\setvalue{\??constructioninitializer\v!enumeration}
183 {\let\currentenumeration \currentconstruction
184 \let\constructionparameter \enumerationparameter
185 \let\constructionnamespace \??enumeration
186 \let\detokenizedconstructionparameter\detokenizedenumerationparameter
187 \let\letconstructionparameter \letenumerationparameter
188 \let\useconstructionstyleandcolor \useenumerationstyleandcolor
189 \let\setupcurrentconstruction \setupcurrentenumeration
190 \edef\p_strc_constructions_number{\constructionparameter\c!number}
191 \ifx\p_strc_constructions_number\v!yes
192 \settrue\c_strc_constructions_number_state
193 \iftrialtypesetting
194 \strc_counters_save\currentconstructionnumber
195 \fi
196 \strc_counters_increment_sub\currentconstructionnumber\currentconstructionlevel
197 \else
198 \setfalse\c_strc_constructions_number_state
199 \fi
200 \edef\p_strc_constructions_title{\constructionparameter\c!title}
201 \ifx\p_strc_constructions_title\v!yes
202 \settrue\c_strc_constructions_title_state
203 \else
204 \setfalse\c_strc_constructions_title_state
205 \fi}
206
207\unexpanded\setvalue{\??constructionfinalizer\v!enumeration}
208 {\ifconditional\c_strc_constructions_number_state
209 \iftrialtypesetting
210 \strc_counters_restore\currentconstructionnumber
211 \fi
212 \fi}
213
214
215
216\let\strc_enumerations_command\strc_descriptions_command
217\let\strc_enumerations_start \strc_descriptions_start
218\let\strc_enumerations_stop \strc_descriptions_stop
219
220\unexpanded\def\strc_enumerations_next {\strc_constructions_next_indeed \namedenumerationparameter}
221\unexpanded\def\strc_enumerations_reset{\strc_constructions_reset_indeed\namedenumerationparameter}
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227
228
229\def\strc_enumerations_define_counter#tag
230 {\definecounter[#tag]
231 \registerenumerationcounter{#tag}}
232
233\appendtoks
234 \synchronizeenumerationcounters
235\to \everysetupenumeration
236
237\appendtoks
238 \synchronizeenumerationcounters
239\to \everydefineenumeration
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243
244
245\newtoks\everyenumeration
246
247\appendtoks
248 \disablepseudocaps
249\to \everyenumeration
250
251\expandafter\let\csname\??constructionmainhandler \v!enumeration\expandafter\endcsname\csname\??constructionmainhandler \v!description\endcsname
252\expandafter\let\csname\??constructioncommandhandler\v!enumeration\expandafter\endcsname\csname\??constructioncommandhandler\v!description\endcsname
253\expandafter\let\csname\??constructionstarthandler \v!enumeration\expandafter\endcsname\csname\??constructionstarthandler \v!description\endcsname
254\expandafter\let\csname\??constructionstophandler \v!enumeration\expandafter\endcsname\csname\??constructionstophandler \v!description\endcsname
255
256\unexpanded\setvalue{\??constructiontexthandler\v!enumeration}
257 {\begingroup
258 \useconstructionstyleandcolor\c!headstyle\c!headcolor
259 \strc_enumerations_text
260 \endgroup}
261
262\unexpanded\def\strc_enumerations_text
263 {\the\everyenumeration
264 \ifconditional\c_strc_constructions_number_state
265 \ifx\currentconstructionreference\!!plustoken
266 \strc_enumerations_full_number_symbol
267 \else\ifx\currentconstructionreference\!!minustoken
268 \strc_enumerations_full_number_nop
269 \else
270 \strc_enumerations_full_number_coupling
271 \fi\fi
272 \else
273 \strc_enumerations_full_number_nop
274 \fi}
275
276\unexpanded\def\strc_enumerations_inject_text_with_space
277 {\edef\p_text{\constructionparameter\c!text}
278 \ifx\p_text\empty \else
279 \p_text
280 \removeunwantedspaces
281 \nobreakspace
282 \fi}
283
284\unexpanded\def\strc_enumerations_inject_extra_text
285 {\ifconditional\c_strc_constructions_title_state
286 \clf_doifelselisthastitle{\currentconstructionmain}\numexpr\currentconstructionlistentry\relax
287 \strc_enumerations_inject_extra_text_indeed
288 \donothing
289 \fi}
290
291\unexpanded\def\strc_enumerations_inject_text
292 {\constructionparameter\c!numbercommand
293 {\constructionparameter\c!text}}
294
295
296
297\unexpanded\def\strc_enumerations_inject_extra_text_indeed
298 {\begingroup
299 \hskip\constructionparameter\c!titledistance
300 \useconstructionstyleandcolor\c!titlestyle\c!titlecolor
301 \constructionparameter\c!titlecommand
302 {\constructionparameter\c!titleleft
303 \clf_savedlisttitle{\currentconstructionmain}\currentconstructionlistentry\relax
304 \constructionparameter\c!titleright}
305 \endgroup}
306
307\unexpanded\def\strc_enumerations_inject_symbol
308 {\constructionparameter\c!left
309 \constructionparameter\c!symbol
310 \constructionparameter\c!right}
311
312\unexpanded\def\strc_enumerations_inject_number
313 {\constructionparameter\c!left
314 \constructionparameter\c!starter
315 \clf_savedlistprefixednumber{\currentconstructionmain}\currentconstructionlistentry\relax
316 \constructionparameter\c!stopper
317 \constructionparameter\c!right}
318
319\unexpanded\def\strc_enumerations_inject_text_and_number
320 {\constructionparameter\c!numbercommand
321 {\strc_enumerations_inject_text_with_space
322 \strc_enumerations_inject_number}}
323
324\unexpanded\def\strc_enumerations_inject_text_and_symbol
325 {\constructionparameter\c!numbercommand
326 {\strc_enumerations_inject_text_with_space
327 \strc_enumerations_inject_symbol}}
328
329\unexpanded\def\strc_enumerations_full_number_yes
330 {\constructionparameter\c!headcommand
331 {\begstrut
332 \strc_enumerations_inject_text_and_number
333 \strc_enumerations_inject_extra_text
334 \endstrut}}
335
336\unexpanded\def\strc_enumerations_full_number_nop
337 {\constructionparameter\c!headcommand
338 {\begstrut
339 \strc_enumerations_inject_text
340 \strc_enumerations_inject_extra_text
341 \endstrut}}
342
343\unexpanded\def\strc_enumerations_full_number_symbol
344 {\constructionparameter\c!headcommand
345 {\begstrut
346 \strc_enumerations_inject_text_and_symbol
347 \strc_enumerations_inject_extra_text
348 \endstrut}}
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357
358\unexpanded\def\strc_enumerations_full_number_coupling
359 {\iflocation
360 \strc_enumerations_full_number_yes
361 \else
362 \iftrialtypesetting \else
363
364 \fi
365 \strc_enumerations_full_number_yes
366 \edef\p_coupling{\constructionparameter\c!coupling}
367 \ifx\p_coupling\empty \else
368 \symbolreference[order(construction:\p_coupling:\the\locationorder)]
369 \fi
370 \fi}
371
372\unexpanded\def\strc_enumerations_skip_number_coupling[#tag]
373 {\clf_setnextreferenceorder{construction}{#tag}}
374
375\protect \endinput
376 |