182 lines
8.2 KiB
JavaScript
182 lines
8.2 KiB
JavaScript
|
/// <reference path="http://code.jquery.com/jquery-1.4.1-vsdoc.js" />
|
||
|
|
/*
|
||
|
|
* Print Element Plugin 1.2
|
||
|
|
*
|
||
|
|
* Copyright (c) 2010 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
|
||
|
|
*
|
||
|
|
* Home Page : http://projects.erikzaadi/jQueryPlugins/jQuery.printElement
|
||
|
|
* Issues (bug reporting) : http://github.com/erikzaadi/jQueryPlugins/issues/labels/printElement
|
||
|
|
* jQuery plugin page : http://plugins.jquery.com/project/printElement
|
||
|
|
*
|
||
|
|
* Thanks to David B (http://github.com/ungenio) and icgJohn (http://www.blogger.com/profile/11881116857076484100)
|
||
|
|
* For their great contributions!
|
||
|
|
*
|
||
|
|
* Dual licensed under the MIT and GPL licenses:
|
||
|
|
* http://www.opensource.org/licenses/mit-license.php
|
||
|
|
* http://www.gnu.org/licenses/gpl.html
|
||
|
|
*
|
||
|
|
* Note, Iframe Printing is not supported in Opera and Chrome 3.0, a popup window will be shown instead
|
||
|
|
*/
|
||
|
|
; (function (window, undefined) {
|
||
|
|
var document = window["document"];
|
||
|
|
var $ = window["jQuery"];
|
||
|
|
$.fn["printElement"] = function (options) {
|
||
|
|
var mainOptions = $.extend({}, $.fn["printElement"]["defaults"], options);
|
||
|
|
//iframe mode is not supported for opera and chrome 3.0 (it prints the entire page).
|
||
|
|
//http://www.google.com/support/forum/p/Webmasters/thread?tid=2cb0f08dce8821c3&hl=en
|
||
|
|
if (mainOptions["printMode"] == 'iframe') {
|
||
|
|
if ($.browser.opera || (/chrome/.test(navigator.userAgent.toLowerCase())))
|
||
|
|
mainOptions["printMode"] = 'popup';
|
||
|
|
}
|
||
|
|
//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": null,
|
||
|
|
/* Can be one of the following 3 options:
|
||
|
|
* 1 : boolean (pass true for stripping all css linked)
|
||
|
|
* 2 : array of $.fn.printElement.cssElement (s)
|
||
|
|
* 3 : array of strings with 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": 'border:none;position:absolute;width:0px;height:0px;bottom:0px;left:0px;', //style attributes to add to the iframe element
|
||
|
|
"classNameToAdd": '' //css class to add to the iframe element
|
||
|
|
}
|
||
|
|
};
|
||
|
|
$.fn["printElement"]["cssElement"] = {
|
||
|
|
"href": '',
|
||
|
|
"media": ''
|
||
|
|
};
|
||
|
|
function _printElement(element, opts) {
|
||
|
|
//Create markup to be printed
|
||
|
|
var html = _getMarkup(element, opts);
|
||
|
|
|
||
|
|
var popupOrIframe = null;
|
||
|
|
var documentToWriteTo = null;
|
||
|
|
if (opts["printMode"].toLowerCase() == 'popup') {
|
||
|
|
popupOrIframe = window.open('about:blank', 'printElementWindow', 'width=650,height=440,scrollbars=yes');
|
||
|
|
documentToWriteTo = popupOrIframe.document;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
//The random ID is to overcome a safari bug http://www.cjboco.com.sharedcopy.com/post.cfm/442dc92cd1c0ca10a5c35210b8166882.html
|
||
|
|
var printElementID = "printElement_" + (Math.round(Math.random() * 99999)).toString();
|
||
|
|
//Native creation of the element is faster..
|
||
|
|
var iframe = document.createElement('IFRAME');
|
||
|
|
$(iframe).attr({
|
||
|
|
style: opts["iframeElementOptions"]["styleToAdd"],
|
||
|
|
id: printElementID,
|
||
|
|
className: opts["iframeElementOptions"]["classNameToAdd"],
|
||
|
|
frameBorder: 0,
|
||
|
|
scrolling: 'no',
|
||
|
|
src: 'about:blank'
|
||
|
|
});
|
||
|
|
document.body.appendChild(iframe);
|
||
|
|
documentToWriteTo = (iframe.contentWindow || iframe.contentDocument);
|
||
|
|
if (documentToWriteTo.document)
|
||
|
|
documentToWriteTo = documentToWriteTo.document;
|
||
|
|
iframe = document.frames ? document.frames[printElementID] : document.getElementById(printElementID);
|
||
|
|
popupOrIframe = iframe.contentWindow || iframe;
|
||
|
|
}
|
||
|
|
focus();
|
||
|
|
documentToWriteTo.open();
|
||
|
|
documentToWriteTo.write(html);
|
||
|
|
documentToWriteTo.close();
|
||
|
|
_callPrint(popupOrIframe);
|
||
|
|
};
|
||
|
|
|
||
|
|
function _callPrint(element) {
|
||
|
|
if (element && element["printPage"])
|
||
|
|
element["printPage"]();
|
||
|
|
else
|
||
|
|
setTimeout(function () {
|
||
|
|
_callPrint(element);
|
||
|
|
}, 50);
|
||
|
|
}
|
||
|
|
|
||
|
|
function _getElementHTMLIncludingFormElements(element) {
|
||
|
|
var $element = $(element);
|
||
|
|
//Radiobuttons and checkboxes
|
||
|
|
$(":checked", $element).each(function () {
|
||
|
|
this.setAttribute('checked', 'checked');
|
||
|
|
});
|
||
|
|
//simple text inputs
|
||
|
|
$("input[type='text']", $element).each(function () {
|
||
|
|
this.setAttribute('value', $(this).val());
|
||
|
|
});
|
||
|
|
$("select", $element).each(function () {
|
||
|
|
var $select = $(this);
|
||
|
|
$("option", $select).each(function () {
|
||
|
|
if ($select.val() == $(this).val())
|
||
|
|
this.setAttribute('selected', 'selected');
|
||
|
|
});
|
||
|
|
});
|
||
|
|
$("textarea", $element).each(function () {
|
||
|
|
//Thanks http://blog.ekini.net/2009/02/24/jquery-getting-the-latest-textvalue-inside-a-textarea/
|
||
|
|
var value = $(this).attr('value');
|
||
|
|
//fix for issue 7 (http://plugins.jquery.com/node/13503 and http://github.com/erikzaadi/jQueryPlugins/issues#issue/7)
|
||
|
|
if ($.browser.mozilla && this.firstChild)
|
||
|
|
this.firstChild.textContent = value;
|
||
|
|
else
|
||
|
|
this.innerHTML = value;
|
||
|
|
});
|
||
|
|
//http://dbj.org/dbj/?p=91
|
||
|
|
var elementHtml = $('<div></div>').append($element.clone()).html();
|
||
|
|
return elementHtml;
|
||
|
|
}
|
||
|
|
|
||
|
|
function _getBaseHref() {
|
||
|
|
var port = (window.location.port) ? ':' + window.location.port : '';
|
||
|
|
return window.location.protocol + '//' + window.location.hostname + port + window.location.pathname;
|
||
|
|
}
|
||
|
|
|
||
|
|
function _getMarkup(element, opts) {
|
||
|
|
var $element = $(element);
|
||
|
|
var elementHtml = _getElementHTMLIncludingFormElements(element);
|
||
|
|
|
||
|
|
var html = new Array();
|
||
|
|
html.push('<html><head><title>' + opts["pageTitle"] + '</title>');
|
||
|
|
if (opts["overrideElementCSS"]) {
|
||
|
|
if (opts["overrideElementCSS"].length > 0) {
|
||
|
|
for (var x = 0; x < opts["overrideElementCSS"].length; x++) {
|
||
|
|
var current = opts["overrideElementCSS"][x];
|
||
|
|
if (typeof (current) == 'string')
|
||
|
|
html.push('<link type="text/css" rel="stylesheet" href="' + current + '" >');
|
||
|
|
else
|
||
|
|
html.push('<link type="text/css" rel="stylesheet" href="' + current["href"] + '" media="' + current["media"] + '" >');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
$("link", document).filter(function () {
|
||
|
|
return $(this).attr("rel").toLowerCase() == "stylesheet";
|
||
|
|
}).each(function () {
|
||
|
|
html.push('<link type="text/css" rel="stylesheet" href="' + $(this).attr("href") + '" media="' + $(this).attr('media') + '" >');
|
||
|
|
});
|
||
|
|
}
|
||
|
|
//Ensure that relative links work
|
||
|
|
html.push('<base href="' + _getBaseHref() + '" />');
|
||
|
|
html.push('</head><body style="' + opts["printBodyOptions"]["styleToAdd"] + '" class="' + opts["printBodyOptions"]["classNameToAdd"] + '">');
|
||
|
|
html.push('<div class="' + $element.attr('class') + '">' + elementHtml + '</div>');
|
||
|
|
html.push('<script type="text/javascript">function printPage(){focus();print();' + ((!$.browser.opera && !opts["leaveOpen"] && opts["printMode"].toLowerCase() == 'popup') ? 'close();' : '') + '}</script>');
|
||
|
|
html.push('</body></html>');
|
||
|
|
|
||
|
|
return html.join('');
|
||
|
|
};
|
||
|
|
})(window);
|