silverstripe-framework/javascript/PermissionCheckboxSetField.js

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JavaScript
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(function($) {
Behaviour.register({
/**
* Automatically check and disable all checkboxes if ADMIN permissions are selected.
* As they're disabled, any changes won't be submitted (which is intended behaviour),
* checking all boxes is purely presentational.
*/
'.permissioncheckboxset .valADMIN input': {
initialize: function() {
this.toggleCheckboxes();
},
onclick: function(e) {
this.toggleCheckboxes();
},
toggleCheckboxes: function() {
var checkboxes = $(this).parents('.field:eq(0)').find('.checkbox').not(this);
if($(this).is(':checked')) {
checkboxes.each(function() {
$(this).data('SecurityAdmin.oldChecked', $(this).attr('checked'));
$(this).data('SecurityAdmin.oldDisabled', $(this).attr('disabled'));
$(this).attr('disabled', 'disabled');
$(this).attr('checked', 'checked');
});
} else {
checkboxes.each(function() {
$(this).attr('checked', $(this).data('SecurityAdmin.oldChecked'));
$(this).attr('disabled', $(this).data('SecurityAdmin.oldDisabled'));
});
}
}
}
});
}(jQuery));