/*

Uniform v1.0
Copyright © 2009 Josh Pyles / Pixelmatrix Design LLC
http://pixelmatrixdesign.com

Requires jQuery 1.3 or newer

Much thanks to Thomas Reynolds and Buck Wilson for their help and advice on this

License:
MIT License - http://www.opensource.org/licenses/mit-license.php

Usage:

$(function(){
	
	$("select, :radio, :checkbox").uniform();
	
});

You can customize the classes that Uniform uses:

$("select, :radio, :checkbox").uniform({
	selectClass: 'mySelectClass', 
	radioClass: 'myRadioClass', 
	checkboxClass: 'myCheckboxClass', 
	checkedClass: 'myCheckedClass', 
	focusClass: 'myFocusClass'
});

Enjoy!

*/

(function ($) {
    $.uniform = {
        options: {
        	selectContainerClass: 'customSelect',
        	selectInnerClass: 'customSelectInner',
            selectDisabledClass: 'customSelectDisabled',
            selectHoverClass: 'customSelectHover',
            radioClass: 'radio',
            checkboxClass: 'checker',
            checkedClass: 'checked',
            focusClass: 'uniformFocus'
        }
    };

    if ($.browser.msie && $.browser.version < 7) {
        $.selectOpacity = false;
    } else {
        $.selectOpacity = true;
    }

    $.fn.uniform = function (options) {
        options = $.extend($.uniform.options, options);

        function doSelect(elem) {

            var divTag = $('<div />'),
	  			spanTag = $('<div />');

            divTag.addClass(options.selectContainerClass);
            spanTag.addClass(options.selectInnerClass);

            spanTag.html(elem.children(":selected").text());

            elem.css('opacity', 0);
            elem.wrap(divTag);
            elem.before(spanTag);

            //redefine variables

            divTag = elem.parent("div");
            spanTag = elem.siblings("div");

            if (elem.attr("disabled"))
                elem.parent().addClass(options.selectDisabledClass)
            else
                elem.parent().removeClass(options.selectDisabledClass)

            elem.hover(function (e) {
                elem.parent().addClass(options.selectHoverClass);
            },
			  function (e) {
			      elem.parent().removeClass(options.selectHoverClass);
			  }
			);

            elem.bind("change", function (e) {
                spanTag.text(elem.children(":selected").text());

                if (elem.attr("disabled"))
                    elem.parent().addClass(options.selectDisabledClass)
                else
                    elem.parent().removeClass(options.selectDisabledClass)

            });

            elem.bind("focus", function (e) {
                divTag.addClass(options.focusClass);
            });

            elem.bind("blur", function (e) {
                divTag.removeClass(options.focusClass);
            });
        }

				function doCheckbox(elem){

					var divTag = $('<div />'),
					spanTag = $('<span />');

					divTag.addClass(options.checkboxClass);

					//wrap with the proper elements
					$(elem).wrap(divTag);
					$(elem).wrap(spanTag);

					//redefine variables
					spanTag = elem.parent();
					divTag = spanTag.parent();

					//hide normal input and add focus classes
					$(elem)
						.css("opacity", 0)
						.focus(function(){divTag.addClass(options.focusClass);})
						.blur(function(){divTag.removeClass(options.focusClass);})
						.click(function(){
							if(!$(elem).attr("checked")){
								//box was just unchecked, uncheck span
								spanTag.removeClass(options.checkedClass);
							}else{
								//box was just checked, check span
								spanTag.addClass(options.checkedClass);
							}
						});

					//handle defaults
					if ($(elem).attr("checked")) {
						//box is checked by default, check our box
						spanTag.addClass(options.checkedClass);
					}
				}

        function doRadio(elem){

        		var divTag = $('<div class="' + $(elem).attr('name').replace('.', '_') + '" />'),
					spanTag = $('<span />');

					divTag.addClass(options.radioClass);

					//wrap with the proper elements
					$(elem).wrap(divTag);
					$(elem).wrap(spanTag);

					//redefine variables
					spanTag = $(elem).parent();
					divTag = spanTag.parent();

					//hide normal input and add focus classes
					$(elem)
						.css("opacity", 0)
						.focus(function(){divTag.addClass(options.focusClass);})
						.blur(function(){divTag.removeClass(options.focusClass);})
						.click(function(){
							if(!$(elem).attr("checked")){
								//box was just unchecked, uncheck span
								spanTag.removeClass(options.checkedClass);
								
							}else{
								//box was just checked, check span
								$("." + $(elem).attr('name').replace('.', '_') + " span." + options.checkedClass).removeClass(options.checkedClass);
								spanTag.addClass(options.checkedClass);
							}
						});

						//handle defaults
						if ($(elem).attr("checked")){
							//box is checked by default, check span
							spanTag.addClass(options.checkedClass);
						}
        }

        return this.each(function () {
            if ($.selectOpacity) {
                var elem = $(this);

                if (elem.is("select")) {
                    //element is a select
                    doSelect(elem);

                } else if (elem.is(":checkbox")) {
                    //element is a checkbox
                    doCheckbox(elem);

                } else if (elem.is(":radio")) {
                    //element is a radio
                    doRadio(elem);
                }
            }
        });
    };
})(jQuery);