%# BEGIN BPS TAGGED BLOCK {{{
%# 
%# COPYRIGHT:
%#  
%# This software is Copyright (c) 1996-2009 Best Practical Solutions, LLC 
%#                                          <jesse@bestpractical.com>
%# 
%# (Except where explicitly superseded by other copyright notices)
%# 
%# 
%# LICENSE:
%# 
%# This work is made available to you under the terms of Version 2 of
%# the GNU General Public License. A copy of that license should have
%# been provided with this software, but in any event can be snarfed
%# from www.gnu.org.
%# 
%# This work is distributed in the hope that it will be useful, but
%# WITHOUT ANY WARRANTY; without even the implied warranty of
%# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
%# General Public License for more details.
%# 
%# You should have received a copy of the GNU General Public License
%# along with this program; if not, write to the Free Software
%# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
%# 02110-1301 or visit their web page on the internet at
%# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html.
%# 
%# 
%# CONTRIBUTION SUBMISSION POLICY:
%# 
%# (The following paragraph is not intended to limit the rights granted
%# to you to modify and distribute this software under the terms of
%# the GNU General Public License and is only of importance to you if
%# you choose to contribute your changes and enhancements to the
%# community by submitting them to Best Practical Solutions, LLC.)
%# 
%# By intentionally submitting any modifications, corrections or
%# derivatives to this work, or any other work intended for use with
%# Request Tracker, to Best Practical Solutions, LLC, you confirm that
%# you are the copyright holder for those contributions and you grant
%# Best Practical Solutions,  LLC a nonexclusive, worldwide, irrevocable,
%# royalty-free, perpetual, license to use, copy, create derivative
%# works based on those contributions, and sublicense and distribute
%# those contributions and any derivatives thereof.
%# 
%# END BPS TAGGED BLOCK }}}
%# Build up the set of cascading select boxes as "guides"
%# each one limits the options of the final one a bit
%# (perhaps by tweaking the .display style?)
%       my $selected = 0;
%       my @category;
%       my $id = $NamePrefix . $CustomField->Id;
%       my $out = $m->scomp('SELF:options', %ARGS, SelectedRef => \$selected, CategoryRef => \@category);
%       if (@category) {
<script type="text/javascript" src="<%$RT::WebPath%>/NoAuth/js/cascaded.js"></script>
%#      XXX - Hide this select from w3m?
      <select onchange="filter_cascade('<% $id %>-Values', this.value)" name="<%$id%>-Category">
        <option value="" <% !$selected && 'SELECTED' %>><&|/l&>-</&></option>
%           foreach my $cat (@category) {
%               my ($depth, $name) = @$cat;
        <option value="<% $name %>"><% '&nbsp;' x $depth |n %><%$name%></option>
%           }
      </select><br />
%       }
      <select name="<%$id%>-Values" id="<%$id%>-Values"
%       if ($Multiple or !@category) {
        size="<%$Rows%>"
%       }
        <% $Multiple && 'MULTIPLE' %>>
        <option value="" <% !$selected && 'SELECTED' %>><&|/l&>(no value)</&></option>
%       $m->out($out);
      </select>
<%ARGS>
$Object => undef
$CustomField => undef
$NamePrefix => undef
$Default => undef
$Values => undef
$Multiple => 0
$Rows => undef
</%ARGS>

<%method options>
% my $selected;
% my $CFVs = $CustomField->Values;
% my @levels;
% while ($CFVs and my $value = $CFVs->Next ) {
%     my $category = $value->Category;
%     if (1) { # length $category) {
%         my $level = (split(/:/, $category || ''))[0];
%         while (@levels) {
%             if ($levels[-1] eq $level) {
%                 undef $level;
%                 last;
%             } elsif (index($level, $levels[-1]) != 0) {
        </optgroup>
%                 pop @levels;
%             } else {
%                 last;
%             }
%         }
%         if ($level) {
%             push @$CategoryRef, [0+@levels, $level];
        <optgroup style="padding-left: <% @levels/2 %>em" label="<%$category%>">
%             push @levels, $level;
%         }
%     }
        <option value="<%$value->Name%>" 
% if ($Values) {
            <% ($Values->HasEntry($value->Name)||'') && ($$SelectedRef = 1) && 'SELECTED' %>
% } elsif ($Default) {
            <% (ref $Default ? (grep {$_ eq $value->Name} @{$Default}) : ($Default eq $value->Name))
                && ($$SelectedRef = 1) && 'SELECTED' %>
% }
            ><% $value->Name%></option>
% }
% for (@levels) {
            </optgroup>
% }
<%args>
$CustomField => undef
$Default => undef
$Values => undef
$SelectedRef => undef
$CategoryRef => undef
</%args>
</%method>