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// $Id$
if (isJsEnabled()) {
addLoadEvent(collapseAutoAttach);
}
function collapseAutoAttach() {
var fieldsets = document.getElementsByTagName('fieldset');
var legend, fieldset;
for (var i = 0; fieldset = fieldsets[i]; i++) {
if (!hasClass(fieldset, 'collapsible')) {
continue;
}
legend = fieldset.getElementsByTagName('legend');
if (legend.length == 0) {
continue;
}
legend = legend[0];
var a = document.createElement('a');
a.href = '#';
a.onclick = function() {
toggleClass(this.parentNode.parentNode, 'collapsed');
if (!hasClass(this.parentNode.parentNode, 'collapsed')) {
collapseScrollIntoView(this.parentNode.parentNode);
}
this.blur();
return false;
};
a.innerHTML = legend.innerHTML;
while (legend.hasChildNodes()) {
removeNode(legend.childNodes[0]);
}
legend.appendChild(a);
collapseEnsureErrorsVisible(fieldset);
}
}
function collapseEnsureErrorsVisible(fieldset) {
if (!hasClass(fieldset, 'collapsed')) {
return;
}
var inputs = [];
inputs = inputs.concat(fieldset.getElementsByTagName('input'));
inputs = inputs.concat(fieldset.getElementsByTagName('textarea'));
inputs = inputs.concat(fieldset.getElementsByTagName('select'));
for (var j = 0; j<3; j++) {
for (var i = 0; i < inputs[j].length; i++) {
if (hasClass(inputs[j][i], 'error')) {
return removeClass(fieldset, 'collapsed');
}
}
}
}
function collapseScrollIntoView(node) {
var h = self.innerHeight || document.documentElement.clientHeight || document.body.clientHeight || 0;
var offset = self.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop || 0;
var pos = absolutePosition(node);
if (pos.y + node.scrollHeight > h + offset) {
if (node.scrollHeight > h) {
window.scrollTo(0, pos.y);
} else {
window.scrollTo(0, pos.y + node.scrollHeight - h);
}
}
}
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