/**
 * ezMark - A Simple Checkbox and Radio button Styling plugin. 
 * This plugin allows you to use a custom Image for Checkbox or Radio button. Its very simple, small and easy to use.
 * 
 * Copyright (c) Abdullah Rubiyath <http://www.itsalif.info/>.
 * Released under MIT License
 * 
 * Files with this plugin:
 * - jquery.ezmark.js
 * - ezmark.css
 * 
 * <usage>
 * At first, include both the css and js file at the top
 * 
 * Then, simply use: 
 * 	$('selector').ezMark([options]);
 *  
 * [options] accepts following JSON properties:
 *  checkboxCls - custom Checkbox Class
 *  checkedCls  - checkbox Checked State's Class
 *  radioCls    - custom radiobutton Class
 *  selectedCls - radiobutton's Selected State's Class
 *  
 * </usage>
 * 
 * View Documention/Demo here:
 * http://www.itsalif.info/content/ezmark-jquery-checkbox-radiobutton-plugin
 * 
 * @author Abdullah Rubiyath
 * @version 1.0
 * @date June 27, 2010
 */

(function($) {
  $.fn.ezMark = function(options) {
	options = options || {};
	var defaultOpt = { 
		checkboxCls  : options.checkboxCls || 'ez-checkbox' , 
                radioCls     : options.radioCls    || 'ez-radio' ,
		checkedCls   : options.checkedCls  || 'ez-checked'  ,
                selectedCls  : options.selectedCls || 'ez-selected' ,
                disabledCls  : options.disabledCls || 'ez-disabled' ,
		hideCls      : options.hideCls     || 'ez-hide',
                appendNext   : options.appendNext  || false,
                callback     : options.callback    || false
	};
    return this.each(function() {

    	var $this = $(this);
    	var wrapTag = $this.attr('type') == 'checkbox' ? '<div class="'+defaultOpt.checkboxCls+'">' : '<div class="'+defaultOpt.radioCls+'">';
    	// for checkbox

    	if( $this.attr('type') == 'checkbox') {
                
    		$this.addClass(defaultOpt.hideCls).parent().children().wrapAll(wrapTag).click(function() {

                if ($.browser.msie) {
                    $(this).attr('checked', 'checked');
                }

                    if( $(this).is(':checked') ) {
                            $(this).parent().addClass(defaultOpt.checkedCls);
                    }
                    else {$(this).parent().removeClass(defaultOpt.checkedCls);}

                    if($.isFunction(defaultOpt.callback)) {
                        setTimeout(function() {
                          defaultOpt.callback.call($this);
                        }, 25);
                    }

    		});
    		
    		if( $this.is(':checked') ) {
				$this.parent().addClass(defaultOpt.checkedCls);    		
    		}

                if( $this.attr("disabled") == true ) {
				$this.parent().addClass(defaultOpt.disabledCls);
    		}

    	} 
    	else if( $this.attr('type') == 'radio') {

    		$this.addClass(defaultOpt.hideCls).parent().children().wrapAll(wrapTag).click(function() {

                    if ($.browser.msie) {
                        $(this).attr('checked', 'checked');
                    }

                    // radio button may contain groups! - so check for group
                    $('input[name="'+$(this).attr('name')+'"]').each(function() {

                        if( $(this).is(':checked') ) {
                                $(this).parent().addClass(defaultOpt.selectedCls);
                        } else {
                                $(this).parent().removeClass(defaultOpt.selectedCls);
                        }

                    });

                    if($.isFunction(defaultOpt.callback)) {
                        setTimeout(function() {
                          defaultOpt.callback.call($this);
                        }, 25);
                    }

    		});
    		
    		if( $this.is(':checked') ) {
				$this.parent().addClass(defaultOpt.selectedCls);    		
    		}

    		if( $this.attr("disabled") == true ) {
				$this.parent().addClass(defaultOpt.disabledCls);
    		}

    	}
    });
  }
})(jQuery);