ÿþ/** * Version 2.1 * -Contributors: "mindinquiring" : filter to exclude any stylesheet other than print. * Tested ONLY in IE 8 and FF 3.6. No official support for other browsers, but will * TRY to accomodate challenges in other browsers. * Example: * Print Button: <div id="print_button">Print</div> * Print Area : <div class="PrintArea"> ... html ... </div> * Javascript : <script> * $("div#print_button").click(function(){ * $("div.PrintArea").printArea( [OPTIONS] ); * }); * </script> * options are passed as json (json example: {mode: "popup", popClose: false}) * * {OPTIONS} | [type] | (default), values | Explanation * --------- | --------- | ---------------------- | ----------- * @mode | [string] | ("iframe"),"popup" | printable window is either iframe or browser popup * @popHt | [number] | (500) | popup window height * @popWd | [number] | (400) | popup window width * @popX | [number] | (500) | popup window screen X position * @popY | [number] | (500) | popup window screen Y position * @popTitle | [string] | ('') | popup window title element * @popClose | [boolean] | (false),true | popup window close after printing * @strict | [boolean] | (undefined),true,false | strict or loose(Transitional) html 4.01 document standard or undefined to not include at all (only for popup option) */ (function($) { var counter = 0; var modes = { iframe: "iframe", popup: "popup" }; var defaults = { mode: modes.iframe, popHt: 560, popWd: 770, popX: 200, popY: 200, popTitle: '', popClose: false }; var settings = {}; //global settings $.fn.printArea = function(options) { $.extend(settings, defaults, options); counter++; var idPrefix = "printArea_"; $("[id^=" + idPrefix + "]").remove(); var ele = getFormData($(this)); settings.id = idPrefix + counter; var writeDoc; var printWindow; switch (settings.mode) { case modes.iframe: var f = new Iframe(); writeDoc = f.doc; printWindow = f.contentWindow || f; break; case modes.popup: printWindow = new Popup(); writeDoc = printWindow.doc; } writeDoc.open(); writeDoc.write(docType() + "<html>" + getHead() + getBody(ele) + "</html>"); writeDoc.close(); printWindow.focus(); printWindow.print(); if (settings.mode == modes.popup && settings.popClose) printWindow.close(); } function docType() { if (settings.mode == modes.iframe || !settings.strict) return ""; var standard = settings.strict == false ? " Trasitional" : ""; var dtd = settings.strict == false ? "loose" : "strict"; return '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01' + standard + '//EN" "http://www.w3.org/TR/html4/' + dtd + '.dtd">'; } function getHead() { var head = "<head><title>" + settings.popTitle + "</title>"; $(document).find("link") .filter(function() { return $(this).attr("rel").toLowerCase() == "stylesheet"; }) .filter(function() { // this filter contributed by "mindinquiring" var media = $(this).attr("media"); return (media.toLowerCase() == "" || media.toLowerCase() == "print") }) .each(function() { head += '<link type="text/css" rel="stylesheet" href="' + $(this).attr("href") + '" >'; }); head += "</head>"; return head; } function getBody(printElement) { return '<body><div class="' + $(printElement).attr("class") + '">' + $(printElement).html() + '</div></body>'; } function getFormData(ele) { $("input,select,textarea", ele).each(function() { // In cases where radio, checkboxes and select elements are selected and deselected, and the print // button is pressed between select/deselect, the print screen shows incorrectly selected elements. // To ensure that the correct inputs are selected, when eventually printed, we must inspect each dom element var type = $(this).attr("type"); if (type == "radio" || type == "checkbox") { if ($(this).is(":not(:checked)")) this.removeAttribute("checked"); else this.setAttribute("checked", true); } else if (type == "text") this.setAttribute("value", $(this).val()); else if (type == "select-multiple" || type == "select-one") $(this).find("option").each(function() { if ($(this).is(":not(:selected)")) this.removeAttribute("selected"); else this.setAttribute("selected", true); }); else if (type == "textarea") { var v = $(this).attr("value"); if ($.browser.mozilla) { if (this.firstChild) this.firstChild.textContent = v; else this.textContent = v; } else this.innerHTML = v; } }); return ele; } function Iframe() { var frameId = settings.id; var iframeStyle = 'border:0;position:absolute;width:0px;height:0px;left:0px;top:0px;'; var iframe; try { iframe = document.createElement('iframe'); document.body.appendChild(iframe); $(iframe).attr({ style: iframeStyle, id: frameId, src: "" }); iframe.doc = null; iframe.doc = iframe.contentDocument ? iframe.contentDocument : (iframe.contentWindow ? iframe.contentWindow.document : iframe.document); } catch (e) { throw e + ". iframes may not be supported in this browser."; } if (iframe.doc == null) throw "Cannot find document."; return iframe; } function Popup() { var windowAttr = "location=yes,statusbar=no,directories=no,menubar=no,titlebar=no,toolbar=no,dependent=no"; windowAttr += ",width=" + settings.popWd + ",height=" + settings.popHt; windowAttr += ",resizable=yes,screenX=" + settings.popX + ",screenY=" + settings.popY + ",personalbar=no,scrollbars=no"; var newWin = window.open("", "_blank", windowAttr); newWin.doc = newWin.document; return newWin; } })(jQuery);