wiki-archive/twiki/lib/TWiki/Configure/UIs/Section.pm

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#
# TWiki Enterprise Collaboration Platform, http://TWiki.org/
#
# Copyright (C) 2000-2006 TWiki Contributors.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version. For
# more details read LICENSE in the root of this distribution.
#
# This program 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.
#
# As per the GPL, removal of this notice is prohibited.
#
# A UI for a collection object, designed so the objects can be twisted.
# The UI is implemented by visiting the nodes of the configuration and
# invoking the open-html and close_html methods for each node. The
# layout of a configuration page is depth-sensitive, so we have slightly
# different behaviours for each of level 0 (the root), level 1 (twisty
# sections) and level > 1 (subsection).
use strict;
package TWiki::Configure::UIs::Section;
use base 'TWiki::Configure::UI';
# depth == 1 is the root
# depth == 2 are twisty sections
# depth > 2 are subsections
sub open_html {
my ($this, $section, $valuer) = @_;
my $depth = $section->getDepth();
if ($depth > 2) {
# A running section has no subtable, just a header row
my $fn = 'CGI::h'.$depth;
no strict 'refs';
my $head = &$fn($section->{headline});
use strict 'refs';
$head .= $section->{desc} if $section->{desc};
return '<tr><td colspan=2>'.$head.'</td></tr>';
}
my $id = $this->_makeAnchor( $section->{headline} );
my $linkId = 'blockLink'.$id;
my $linkAnchor = $id.'link';
my $mess = $this->collectMessages($section);
my $guts = "<!-- $depth $section->{headline} -->";
if ($depth == 2) {
# Open row
$guts .= '<tr><td colspan=2>';
$guts .= CGI::a({ name => $linkAnchor });
# Open twisty div
$guts .= CGI::a(
{id => $linkId,
class => 'blockLink blockLinkOff',
href => '#'.$linkAnchor,
rel => 'nofollow',
onclick => 'foldBlock("' . $id . '"); return false;'},
$section->{headline}.$mess);
$guts .= "<div id='$id' class='foldableBlock foldableBlockClosed'>";
}
# Open subtable
$guts .=
CGI::start_table(
{ width => '100%', -border => 0, -cellspacing => 0,
-cellpadding => 0, -cols => 2})."\n";
# Put info text inside table row for visual consistency
if ($depth == 2) {
$guts .= CGI::Tr(
CGI::td(
{ colspan => 2, class=>'docdata firstInfo' },
$section->{desc} )) if $section->{desc};
}
return $guts;
}
sub close_html {
my ($this, $section) = @_;
my $depth = $section->getDepth();
my $end = '';
if ($depth <= 2) {
# Close subtable
$end = "</table>";
if ($depth == 2) {
# Close twisty div
$end .= '</div>';
# Close row
$end .= '</td></tr>';
}
}
return "$end<!-- /$depth $section->{headline} -->\n";
}
1;