jquery-mobile/js/jquery.mobile.controlGroup.js

/*
* jQuery Mobile Framework: "controlgroup" plugin - corner-rounding for groups of buttons, checks, radios, etc
* Copyright (c) jQuery Project
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
*/
(function($, undefined ) {
$.fn.controlgroup = function(options){
		
	return this.each(function(){
		var o = $.extend({
			direction: $( this ).jqmData( "type" ) || "vertical",
			shadow: false
		},options);
		var groupheading = $(this).find('>legend'),
			flCorners = o.direction == 'horizontal' ? ['ui-corner-left', 'ui-corner-right'] : ['ui-corner-top', 'ui-corner-bottom'],
			type = $(this).find('input:eq(0)').attr('type');
		
		//replace legend with more stylable replacement div	
		if( groupheading.length ){
			$(this).wrapInner('<div class="ui-controlgroup-controls"></div>');	
			$('<div role="heading" class="ui-controlgroup-label">'+ groupheading.html() +'</div>').insertBefore( $(this).children(0) );	
			groupheading.remove();	
		}

		$(this).addClass('ui-corner-all ui-controlgroup ui-controlgroup-'+o.direction);
		
		function flipClasses(els){
			els
				.removeClass('ui-btn-corner-all ui-shadow')
				.eq(0).addClass(flCorners[0])
				.end()
				.filter(':last').addClass(flCorners[1]).addClass('ui-controlgroup-last');
		}
		flipClasses($(this).find('.ui-btn'));
		flipClasses($(this).find('.ui-btn-inner'));
		if(o.shadow){
			$(this).addClass('ui-shadow');
		}
	});	
};
})(jQuery);