/*
* Print Element Plugin 0.9
*
* Copyright (c) 2009 Erik Zaadi
*
* Inspired by PrintArea (http://plugins.jquery.com/project/PrintArea) and
* http://stackoverflow.com/questions/472951/how-do-i-print-an-iframe-from-javascript-in-safari-chrome
*
* $Id: jquery.printElement.js PENDING ID ErikZ $
*
* Dual licensed under the MIT and GPL licenses:
* http://www.opensource.org/licenses/mit-license.php
* http://www.gnu.org/licenses/gpl.html
*/
(function($) {
$.fn.printElement = function(options) {
var mainOptions = $.extend({}, $.fn.printElement.defaults, options);
//Remove previously printed iframe if exists
$("[id^='printElement_']").remove();
return this.each(function() {
//Support Metadata Plug-in if available
var opts = $.meta ? $.extend({}, mainOptions, $this.data()) : mainOptions;
_printElement($(this), opts);
});
};
$.fn.printElement.defaults = {
printMode: 'iframe', //Usage : iframe / popup
pageTitle: '', //Print Page Title
overrideElementCSS: [], //array of paths to alternate css files (optimized for print)
printBodyOptions:
{
styleToAdd: 'padding:10px;margin:10px;', //style attributes to add to the body of print document
classNameToAdd: '' //css class to add to the body of print document
},
leaveOpen: false, // in case of popup, leave the print page open or not
iframeElementOptions:
{
styleToAdd: 'position:absolute;width:0px;height:0px;', //style attributes to add to the iframe element
classNameToAdd: '' //css class to add to the iframe element
}
};
function _printElement(element, opts) {
var $elementToPrint = $(element);
//Create markup to be printed
var html = _getMarkup($elementToPrint, opts);
var popupOrIframe = null;
var documentToWriteTo = null;
if (opts.printMode.toLowerCase() == 'popup') {
popupOrIframe = window.open('', 'printElementWindow', 'width=650,height=440,scrollbars=yes');
documentToWriteTo = popup.document;
}
else {
var printElementID = "printElement_" + (Math.random() * 99999).toString();
iframe = document.createElement('IFRAME');
$(iframe).attr({ style: opts.iframeElementOptions.styleToAdd,
id: printElementID,
className: opts.iframeElementOptions.classNameToAdd
});
document.body.appendChild(iframe);
documentToWriteTo = iframe.contentWindow.document;
var iframe = document.frames ? document.frames[printElementID] : document.getElementById(printElementID);
popupOrIframe = iframe.contentWindow || iframe;
}
documentToWriteTo.open();
documentToWriteTo.write(html);
documentToWriteTo.close();
popupOrIframe.focus();
};
function _getMarkup(element, opts) {
var $elementToPrint = $(element);
var html = new Array();
html.push('' + opts.pageTitle + '');
if (opts.overrideElementCSS && opts.overrideElementCSS.length > 0) {
for (var x = 0; x < opts.overrideElementCSS.length; x++) {
html.push('');
}
}
else {
$(document).find("link ")
.filter(function() {
return $(this).attr("rel").toLowerCase() == "stylesheet";
})
.each(function() {
html.push('');
});
}
html.push('');
html.push('