silverstripe-framework/javascript/ToggleCompositeField.js

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JavaScript
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var ToggleCompositeField = Class.create();
ToggleCompositeField.prototype = {
initialize: function() {
var rules = {};
rules['#' + this.id + ' .trigger'] = {
onclick: function(e) {
this.toggle();
Event.stop(e); return false;
}.bind(this)
};
Behaviour.register(rules);
// close content by default
if(Element.hasClassName(this, 'startClosed')) {
Element.toggle($$('#' + this.id + ' .contentMore')[0]);
}
Element.toggle($$('#' + this.id + ' .triggerClosed')[0]);
},
toggle: function() {
Element.toggle($$('#' + this.id + ' .contentMore')[0]);
Element.toggle($$('#' + this.id + ' .triggerClosed')[0]);
Element.toggle($$('#' + this.id + ' .triggerOpened')[0]);
}
}
ToggleCompositeField.applyTo('div.toggleCompositeField');