1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
|
%%% ====================================================================
%%% @LaTeX-style-file{
%%% filename = "menus.sty",
%%% version = "0.9x",
%%% date = "1994/11/08",
%%% time = "13:32:59 EST",
%%% checksum = "38585 989 4295 33156",
%%% keywords = "TeX, menus",
%%% author = "Michael Downes",
%%% email = "mjd@math.ams.org (Internet)",
%%% supported = "yes",
%%% abstract = "This file provides functions for writing
%%% messages and menus on screen, and reading user responses. It
%%% can be used with LaTeX as a documentstyle option, or in
%%% other forms of TeX by a standard \input statement.",
%%% docstring = "The checksum field above contains a CRC-16
%%% checksum as the first value, followed by the equivalent of
%%% the standard UNIX wc (word count) utility output of lines,
%%% words, and characters. This is produced by Robert Solovay's
%%% checksum utility.",
%%% }
%%% ====================================================================
\csname trap.input\endcsname
\input grabhedr.sty \relax
\fileversiondate{menus.sty}{0.9x}{1994/11/08}
\inputfwh{dialog.sty}
\localcatcodes{\@{11}%
\~{13}\"{12}\#{6}\^{7}\`{12}\${3}\:{12}}
\storexmesj\menuprefix{
======================================================================
}
\let\menusuffix=\menuprefix
\storemesj\inmenuA{
}
\storemesj\inmenuB{
}
\storemesj\menuline{ }
\def\menutopline{}
\def\menubotline{}
\storemesj\endmenuline{
}%
\def\menunumber#1{[#1] }
\def\menuprompt{\promptmesj{Your choice? }}
\newtoks\menufirstpart
\newtoks\menuchoices
\newtoks\menulastpart
\def\fmenu#1#2#{\mesjsetup
\catcode`\#=6 % for parameters
\toks@{\fxmenub{\gdef}{\begingroup}{}#1{#2}}%
\def\@tempa##1##{%
\def\@tempa####1####{%
\def\@tempa{\the\toks@}%
\afterassignment\@tempa \menulastpart}%
\afterassignment\@tempa \menuchoices}%
\afterassignment\@tempa \menufirstpart
}
\begingroup % localize \lccode change
\lccode`\~=`\^^M
\lowercase{%
\long\gdef\stripM#1$~#2#3\stripM#4{%
\ifx$#2%
\stripMa#1\stripMa#4%
\else
\stripMb#2#3\stripMb#4%
\fi
}
}% end lowercase
\lowercase{%
\long\gdef\stripMa $#1\stripMa#2{%
\stripMb#1$~$$\stripMb#2}
}% end lowercase
\lowercase{%
\long\gdef\stripMb#1~$#2#3\stripMb#4{%
\ifx$#2%
\stripMc#1\stripMc#4%
\else
\stripMd#1\stripMd#4%
\fi
}
}% end lowercase
\long\gdef\stripMc#1$#2\stripMc#3{%
\stripMd#1\stripMd#3}
\long\gdef\stripMd#1\stripMd#2{#2{#1}}
\endgroup
\begingroup \lccode`\~=`\^^M
\lowercase{%
\gdef\stripcontrolMs#1{\xp@\stripM
\xp@$\the#1$~$$\stripM#1}
}% end lowercase
\lowercase{%
\gdef\addmenulines#1#2#3{%
\def ~##1~##2{%
#1\xp@{\the#1#2##1#3}%
\ifx\end##2\xp@\@gobbletwo\fi~##2}%
\edef\@tempa{\nx@~\the#1\nx@~}#1{}%
\@tempa\end}
}% end lowercase
\endgroup % restore lccode of ~
\def\fxmenub#1#2#3#4#5{%
\stripcontrolMs\menufirstpart
\stripcontrolMs\menulastpart
\stripcontrolMs\menuchoices
\addmenulines\menuchoices\menuline\endmenuline
\actively\let\^^M\relax % needed for \xdef
\toks@{\long#1#4#5}% e.g. \xdef\foo##1##2
\edef\@tempa{\the\menufirstpart}%
\ifx\@tempa\@empty
\let\nxa@\@gobble
\else
\addmenulines\menufirstpart
\menutopline\endmenuline
\let\nxa@\nx@
\fi
\edef\@tempa{\the\menulastpart}%
\ifx\@tempa\@empty
\let\nxb@\@gobble
\else
\addmenulines\menulastpart
\menubotline\endmenuline
\let\nxb@\nx@
\fi
\edef\@tempa{{#3\nx@#3#2%
\def#3\nx@#3\mesjtext{%
#3\nx@#3\menuprefix
\the\menufirstpart #3\nxa@#3\inmenuA
\the\menuchoices #3\nxb@#3\inmenuB
\the\menulastpart #3\nx@#3\menusuffix}%
#3\nx@#3\sendmesj
#3\nx@#3\menuprompt}}%
\toks2 \xp@{\@tempa}%
\edef\@tempa{\the\toks@\the\toks2 }%
\let\menutopline\relax \let\menuline\relax
\let\menubotline\relax \let\endmenuline\relax
\let\menunumber\relax
\@tempa % finally, execute the \gdef or \xdef
\endgroup % matches \mesjsetup done by \fxmenu
}% end \fxmenub
\def\fxmenu#1#2#{\xmesjsetup
\toks@{\fxmenub{\xdef}{\xmesjsetup}\nx@#1{#2}}%
\def\@tempa##1##{%
\def\@tempa####1####{%
\def\@tempa{\the\toks@}%
\afterassignment\@tempa \menulastpart}%
\afterassignment\@tempa \menuchoices}%
\afterassignment\@tempa \menufirstpart
}
\def\notyet#1{%
\errmessage{Not yet implemented: \string#1}}
\long\def\nmenu#1#2#3#4#5{\notyet\nmenu}
\long\def\nxmenu#1#2#3#4#5{\notyet\nxmenu}
\newtoks\optionstack
\let\curmenu\@empty
\let\estart\relax
\let\eend\relax
\def\pushoptions#1{%
\edef\pushtemp{\estart
\def\nx@\curmenu{\curmenu}%
\eend
\the\optionstack}%
\global\optionstack\xp@{\pushtemp}%
\edef\curmenu{\curmenu#1}%
}
\def\popoptions{%
\edef\@tempa{\the\optionstack}%
\ifx\@empty\@tempa
\errmessage{Can't pop empty stack
(\string\optionstack)}%
\else
\def\estart##1\eend##2\@nil{%
\global\optionstack{##2}%
\let\estart\relax##1}%
\the\optionstack\@nil
\fi
}
\fmesj\moptionX{Exiting . . .}
\def\repeatoption{%
\csname moption\curmenu\endcsname}
\def\moptionQ{\popoptions \repeatoption}
\fxmesj\badoptionmesj#1{%
?---I don't understand "#1".}
\def\optionexec#1{%
\if ?#1\relax \let\@tempa\moptionhelp
\else \if Q#1\relax
\ifx\curmenu\@empty \let\@tempa\moptionX
\else \let\@tempa\moptionQ \fi
\else \if X#1\relax \let\@tempa\moptionX
\else
\xp@\let\xp@\@tempa
\csname moption\curmenu#1\endcsname
\ifx\@tempa\relax
\badoptionmesj{#1}\let\@tempa\repeatoption
\else
\pushoptions{#1}%
\fi
\fi\fi\fi
\@tempa
}
\def\optionfileexec#1{\notyet\optionfileexec}
\def\xoptiontest#1{TT\fi
\begingroup \def\0{?}\def\1{Q}%
\def\2{q}\def\3{x}\def\4{X}%
\aftergroup\if\aftergroup T%
\ifx\0#1\aftergroup T%
\else\ifx\1#1\aftergroup T%
\else\ifx\2#1\aftergroup T%
\else\ifx\3#1\aftergroup T%
\else\ifx\4#1\aftergroup T%
\else \aftergroup F%
\fi\fi\fi\fi\fi
\endgroup
}
\fxmesj\menuhelpmesj{&\menuprefix%
A response of Q will usually send you back to %
the previous menu.
A response of X will get you entirely out of %
the menu system.
&\menusuffix%
Press the <Return> key ( Enter ) to continue:
}
\def\moptionhelp{%
\menuhelpmesj \readline{}\reply \repeatoption}
\def\moptionhelp{%
\menuhelpmesj \readline{}\reply \repeatoption}
\xp@\def\csname moption?\endcsname{%
\moptionhelp}
\def\specialhelp#1#2{%
\let\specialhelpreply=#1\def#1{?}\begingroup
\def\menuhelpmesj{\let#1\specialhelpreply
\promptxmesj{#2\
Press <return> to continue:}\endgroup}%
}
\def\specialhelpreply{}
\def\lettermenu#1{%
\csname menu#1\endcsname
\readChar{Q}\reply \optionexec\reply
}
\restorecatcodes
\endinput
%%
%% End of file `menus.sty'.
|
