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// $Id$
(function ($) {
/**
* Retrieves the summary for the first element.
*/
$.fn.getSummary = function () {
var callback = this.data('summaryCallback');
return (this[0] && callback) ? $.trim(callback(this[0])) : '';
};
/**
* Sets the summary for all matched elements.
*
* @param callback
* Either a function that will be called each time the summary is
* retrieved or a string (which is returned each time).
*/
$.fn.setSummary = function (callback) {
var self = this;
// To facilitate things, the callback should always be a function. If it's
// not, we wrap it into an anonymous function which just returns the value.
if (typeof callback != 'function') {
var val = callback;
callback = function () { return val; };
}
return this
.data('summaryCallback', callback)
// To prevent duplicate events, the handlers are first removed and then
// (re-)added.
.unbind('formUpdated.summary')
.bind('formUpdated.summary', function () {
self.trigger('summaryUpdated');
})
// The actual summaryUpdated handler doesn't fire when the callback is
// changed, so we have to do this manually.
.trigger('summaryUpdated');
};
/**
* Sends a 'formUpdated' event each time a form element is modified.
*/
Drupal.behaviors.formUpdated = {
attach: function (context) {
// These events are namespaced so that we can remove them later.
var events = 'change.formUpdated click.formUpdated blur.formUpdated keyup.formUpdated';
$(context)
// Since context could be an input element itself, it's added back to
// the jQuery object and filtered again.
.find(':input').andSelf().filter(':input')
// To prevent duplicate events, the handlers are first removed and then
// (re-)added.
.unbind(events).bind(events, function () {
$(this).trigger('formUpdated');
});
}
};
Drupal.behaviors.multiselectSelector = {
attach: function (context, settings) {
// Automatically selects the right radio button in a multiselect control.
$('.multiselect select', context).once('multiselect').change(function () {
$('.multiselect input:radio[value="' + this.id.substr(5) + '"]')
.attr('checked', true);
});
}
};
/**
* Automatically display the guidelines of the selected text format.
*/
Drupal.behaviors.filterGuidelines = {
attach: function (context) {
$('.filter-guidelines', context).once('filter-guidelines')
.find('label').hide()
.parents('.filter-wrapper').find('select.filter-list')
.bind('change', function () {
$(this).parents('.filter-wrapper')
.find('.filter-guidelines-item').hide()
.siblings('#filter-guidelines-' + this.value).show();
})
.change();
}
};
})(jQuery);
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