// -----------------------------------------------------------------------
// eros fratini - eros@recoding.it
// jqprint 0.3
//
// - 19/06/2009 - some new implementations, added opera support
// - 11/05/2009 - first sketch
//
// printing plug-in for jquery, evolution of jprintarea: http://plugins.jquery.com/project/jprintarea
// requires jquery 1.3.x
//
// licensed under the mit license: http://www.opensource.org/licenses/mit-license.php
//------------------------------------------------------------------------

(function($) {
    var opt;

    $.fn.jqprint = function (options) {
        opt = $.extend({}, $.fn.jqprint.defaults, options);

        var $element = (this instanceof jquery) ? this : $(this);
        
        if (opt.operasupport && $.browser.opera) 
        { 
            var tab = window.open("","jqprint-preview");
            tab.document.open();

            var doc = tab.document;
        }
        else 
        {
            var $iframe = $("<iframe  />");
        
            if (!opt.debug) { $iframe.css({ position: "absolute", width: "0px", height: "0px", left: "-600px", top: "-600px" }); }

            $iframe.appendto("body");
            var doc = $iframe[0].contentwindow.document;
        }
        
        if (opt.importcss)
        {
            if ($("link[media=print]").length > 0) 
            {
                $("link[media=print]").each( function() {
                    doc.write("<link type='text/css' rel='stylesheet' href='" + $(this).attr("href") + "' media='print' />");
                });
            }
            else 
            {
                $("link").each( function() {
                    doc.write("<link type='text/css' rel='stylesheet' href='" + $(this).attr("href") + "' />");
                });
            }
        }
        
        if (opt.printcontainer) { doc.write($element.outer()); }
        else { $element.each( function() { doc.write($(this).html()); }); }
        
        doc.close();
        
        (opt.operasupport && $.browser.opera ? tab : $iframe[0].contentwindow).focus();
        settimeout( function() { (opt.operasupport && $.browser.opera ? tab : $iframe[0].contentwindow).print(); if (tab) { tab.close(); } }, 1000);
    }
    
    $.fn.jqprint.defaults = {
		debug: false,
		importcss: true, 
		printcontainer: true,
		operasupport: true
	};

    // thanks to 9__, found at http://users.livejournal.com/9__/380664.html
    jquery.fn.outer = function() {
      return $($('<div></div>').html(this.clone())).html();
    } 
})(jquery);