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%%
%% This is file `grayhints.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% grayhints.dtx  (with options: `copyright,package')
%% 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% grayhints.sty package,                              %%
%% Copyright (C) 2016        D. P. Story                 %%
%%   dpstory@uakron.edu                                  %%
%%                                                       %%
%% This program can redistributed and/or modified under  %%
%% the terms of the LaTeX Project Public License         %%
%% Distributed from CTAN archives in directory           %%
%% macros/latex/base/lppl.txt; either version 1.2 of the %%
%% License, or (at your option) any later version.       %%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\NeedsTeXFormat{LaTeX2e}[1997/12/01]
\ProvidesPackage{grayhints}
 [2017/03/02 v1.0 grayhints: Create gray hints in text fields]
\DeclareOption{usehyforms}{%
    \def\FormsRequirement{\RequirePackage{insdljs}[2017/03/02]}}
\def\FormsRequirement{\RequirePackage{eforms}[2017/02/27]}
\DeclareOption{nocalcs}{\let\nodljsend\endinput}
\DeclareOption{nodljs}{\let\FormsRequirement\relax
    \let\nodljsend\endinput}
\let\nodljsend\relax
\DeclareOption*{\PassOptionsToPackage{\CurrentOption}{insdljs}}
\ProcessOptions
\FormsRequirement
\@ifundefined{jsColor}{\let\eq@YES=y\let\eq@NO=n%
    \InputIfFileExists{eqcolor.def}
    {\PackageInfo{grayhints}{Inputting eqcolor.def from exerquiz}}
    {\PackageError{grayhints}{cannot find eqcolor.def belonging
    to exerquiz}{Refresh your file name database and try again.}}
}{}
\newcommand{\normalGrayColors}[2]{\def\gh@rgi{#1}\def\gh@rgii{#2}%
    \ifx\gh@rgi\@empty\else
        \jsColor\gh@normalcolor{#1}\gh@chkTr@nsparency\fi
    \ifx\gh@rgii\@empty\else\jsColor\gh@graycolor{#2}\m@tchGray\fi}
\def\gh@normalcolor{}\def\gh@graycolor{}
\AtEndOfPackage{\normalGrayColors{color.black}{color.ltGray}}
\definecolor{ltGray}{gray}{0.75}
\definecolor{gray}{gray}{.5}
\definecolor{dkGray}{gray}{.25}
\def\gh@pd@transparent{ltGray}\def\gh@transparent{transparent}
\def\gh@pd@black{black}\def\gh@pd@white{white}
\def\gh@pd@dkGray{dkGray}\def\gh@pd@gray{gray}\def\gh@pd@ltGray{ltGray}
\def\gh@pd@red{red}\def\gh@pd@green{green}\def\gh@pd@blue{blue}
\def\gh@pd@cyan{cyan}\def\gh@pd@magenta{magenta}
\def\gh@pd@yellow{yellow}
\def\m@tchGray{\eq@checkRawJSColor{\gh@graycolor}%
    \ifx\eqpredefineJSCol\eq@NO
        \let\matchGray\@empty
        \expandafter\gh@extr@ctJSModelInfo\gh@graycolor\@nil
        \ifx\@rgi\@empty\else\edef\matchGray{\@rgi}\fi
        \ifx\@rgii\@empty\else\edef\matchGray{\matchGray\space\@rgii}\fi
        \ifx\@rgiii\@empty\else
            \edef\matchGray{\matchGray\space\@rgiii}\fi
        \ifx\@rgiv\@empty\else\edef\matchGray{\matchGray\space\@rgiv}\fi
    \else
        \expandafter\gh@getColorFromPrefined\gh@graycolor\@nil
        \@ifundefined{gh@pd@\pd@color}{%
            \def\gh@graycolor{color.ltGray}\def\pd@color{ltGray}%
            \PackageWarning{grayhints}
                {The color.\pd@color\space is undefined,\MessageBreak
                substituting color.ltGray}}{\ifx\pd@color\gh@transparent
            \def\gh@graycolor{color.ltGray}\def\pd@color{ltGray}%
            \PackageWarning{grayhints}
                {A transparent color is not supported,\MessageBreak
                using color.ltGray instead}\fi
        }%
        \edef\matchGray{\@nameuse{gh@pd@\pd@color}}%
    \fi}
\def\gh@chkTr@nsparency{\eq@checkRawJSColor{\gh@normalcolor}%
    \ifx\eqpredefineJSCol\eq@YES
        \expandafter\gh@getColorFromPrefined\gh@normalcolor\@nil
        \@ifundefined{gh@pd@\pd@color}{\def\gh@normalcolor{color.black}%
            \PackageWarning{grayhints}
            {The color.\pd@color\space is undefined,\MessageBreak
            substituting color.black}}{}%
        \ifx\pd@color\gh@transparent\def\gh@normalcolor{color.black}%
        \PackageWarning{grayhints}
            {A transparent color is not supported,\MessageBreak
            using color.black instead}\fi
    \fi
}
\def\gh@extr@ctJSModelInfo[#1,#2]\@nil{%
    \gh@getspecv@lues#2,,,,\@nil}%
\def\gh@getspecv@lues#1,#2,#3,#4,#5\@nil{%
    \def\@rgi{#1}\def\@rgii{#2}\def\@rgiii{#3}\def\@rgiv{#4}}
\def\gh@getColorFromPrefined color.#1\@nil{\def\pd@color{#1}}
\newcommand\FmtToGray[1]{if(event.value=="")event.value=("#1");}
\newcommand\KeyToGray{if(event.value=="")%
    event.target.textColor=\gh@graycolor;}
\newcommand\CalcToGray{event.target.textColor=%
    (event.value=="")?\gh@graycolor:\gh@normalcolor;}
\newcommand\FocusToBlack{if(event.target.valueAsString=="")%
    event.target.textColor=\gh@normalcolor;}
\newcommand\BlurToBlack{event.target.textColor=%
    (event.target.valueAsString=="")?\gh@graycolor:\gh@normalcolor;}
\nodljsend
\begin{insDLJS}{ghsupport}{grayhints: Support for the Calculate Event}
function AllowCalc(cArray) {
    var f,g;
    for (var i=0; i<cArray.length; i++) {
        f=this.getField(cArray[i]);
        g=f.getArray();
        for (var j=0; j<g.length; j++)
            if (g[j].valueAsString!="") return true;
    }
    return false;
}
\end{insDLJS}
\endinput
%%
%% End of file `grayhints.sty'.