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// $Id$
/**
* Toggle the visibility of a fieldset using smooth animations
*/
Drupal.toggleFieldset = function(fieldset) {
if ($(fieldset).is('.collapsed')) {
var content = $('> div', fieldset).hide();
$(fieldset).removeClass('collapsed');
content.slideDown(300,
function() {
// Make sure we open to height auto
$(this).css('height', 'auto');
Drupal.collapseScrollIntoView(this.parentNode);
this.parentNode.animating = false;
});
if (typeof Drupal.textareaAttach != 'undefined') {
// Initialize resizable textareas that are now revealed
Drupal.textareaAttach(null, fieldset);
}
}
else {
var content = $('> div', fieldset).slideUp('medium', function() {
$(this.parentNode).addClass('collapsed');
this.parentNode.animating = false;
});
}
}
/**
* Scroll a given fieldset into view as much as possible.
*/
Drupal.collapseScrollIntoView = function (node) {
var h = self.innerHeight || document.documentElement.clientHeight || $('body')[0].clientHeight || 0;
var offset = self.pageYOffset || document.documentElement.scrollTop || $('body')[0].scrollTop || 0;
var pos = Drupal.absolutePosition(node);
var fudge = 55;
if (pos.y + node.offsetHeight + fudge > h + offset) {
if (node.offsetHeight > h) {
window.scrollTo(0, pos.y);
} else {
window.scrollTo(0, pos.y + node.offsetHeight - h + fudge);
}
}
}
// Global Killswitch
if (Drupal.jsEnabled) {
$(document).ready(function() {
$('fieldset.collapsible > legend').each(function() {
var fieldset = $(this.parentNode);
// Expand if there are errors inside
if ($('input.error, textarea.error, select.error', fieldset).size() > 0) {
fieldset.removeClass('collapsed');
}
// Turn the legend into a clickable link and wrap the contents of the fieldset
// in a div for easier animation
var text = this.innerHTML;
$(this).empty().append($('<a href="#">'+ text +'</a>').click(function() {
var fieldset = $(this).parents('fieldset:first')[0];
// Don't animate multiple times
if (!fieldset.animating) {
fieldset.animating = true;
Drupal.toggleFieldset(fieldset);
}
return false;
})).after($('<div class="fieldset-wrapper"></div>').append(fieldset.children(':not(legend)')));
});
});
}
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