Fixed some formatter engine errors that were exposed through the wiki edit notice
/*
* Expandable fieldsets
*/
var expander_onload = function()
{
var sets = document.getElementsByTagName('fieldset');
if ( sets.length < 1 )
return false;
var init_us = [];
for ( var index = 0; index < sets.length; index++ )
{
var mode = sets[index].getAttribute('enano:expand');
if ( mode == 'closed' || mode == 'open' )
{
init_us.push(sets[index]);
}
}
for ( var k = 0; k < init_us.length; k++ )
{
expander_init_element(init_us[k]);
}
}
function expander_init_element(el)
{
// get the legend tag
var legend = el.getElementsByTagName('legend')[0];
if ( !legend )
return false;
// existing content
var existing_inner = legend.innerHTML;
// blank the innerHTML and replace it with a link
legend.innerHTML = '';
var button = document.createElement('a');
button.className = 'expander expander-open';
button.innerHTML = existing_inner;
button.href = '#';
legend.appendChild(button);
button.onclick = function()
{
try
{
expander_handle_click(this);
}
catch(e)
{
console.debug('Exception caught: ', e);
}
return false;
}
if ( el.getAttribute('enano:expand') == 'closed' )
{
expander_close(el);
}
}
function expander_handle_click(el)
{
if ( el.parentNode.parentNode.tagName != 'FIELDSET' )
return false;
var parent = el.parentNode.parentNode;
if ( parent.getAttribute('enano:expand') == 'closed' )
{
expander_open(parent);
}
else
{
expander_close(parent);
}
}
function expander_close(el)
{
var children = el.childNodes;
for ( var i = 0; i < children.length; i++ )
{
var child = children[i];
if ( child.tagName == 'LEGEND' )
{
var a = child.getElementsByTagName('a')[0];
$dynano(a).rmClass('expander-open');
$dynano(a).addClass('expander-closed');
continue;
}
if ( child.style )
{
child.expander_meta_old_state = child.style.display;
child.style.display = 'none';
}
}
el.expander_meta_padbak = el.style.padding;
el.setAttribute('enano:expand', 'closed');
}
function expander_open(el)
{
var children = el.childNodes;
for ( var i = 0; i < children.length; i++ )
{
var child = children[i];
if ( child.tagName == 'LEGEND' )
{
var a = child.getElementsByTagName('a')[0];
$dynano(a).rmClass('expander-closed');
$dynano(a).addClass('expander-open');
continue;
}
if ( child.expander_meta_old_state && child.style )
{
child.style.display = child.expander_meta_old_state;
child.expander_meta_old_state = null;
}
else
{
if ( child.style )
{
child.style.display = null;
}
}
}
if ( el.expander_meta_padbak )
{
el.style.padding = el.expander_meta_padbak;
el.expander_meta_padbak = null;
}
else
{
el.style.padding = null;
}
el.setAttribute('enano:expand', 'open');
}
addOnloadHook(expander_onload);