Rumah > Artikel > hujung hadapan web > Melaksanakan fungsi pencetakan halaman web berdasarkan jQuery_jquery
Muat naik kod terus
<!DOCTYPE html> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <title>index</title> </head> <body> <div style="text-align:center; margin-top: 30px"> <div id="printArea"> <div>......文本打印区域......</div> <div>......文本打印区域......</div> <div>......文本打印区域......</div> <div>......文本打印区域......</div> <div>......文本打印区域......</div> </div> <br> <br> <input id="btnPrint" type="button" value="打印文本区域"></input> <input id="btnPrintFull" type="button" value="全屏打印"></input> </div> </body> <script src="js/jquery-2.1.4.js"></script> <script src="js/jquery.PrintArea.min.js"></script> <script> $("#btnPrint").click(function(){ $("#printArea").printArea(); }); $("#btnPrintFull").click(function(){ $("body").printArea(); }); </script> </html>
Kod jquery.PrintArea.min.js:
(function(c){function g(){var b="<head><title>"+d.popTitle+"</title>";c(document).find("link").filter(function(){return"stylesheet"==c(this).attr("rel").toLowerCase()}).filter(function(){var a=c(this).attr("media");return void 0==a?!1:""==a.toLowerCase()||"print"==a.toLowerCase()}).each(function(){b+='<link type="text/css" rel="stylesheet" href="'+c(this).attr("href")+'" >'});return b+="</head>"}function h(b){return'<body><div class="'+c(b).attr("class")+'">'+c(b).html()+"</div></body>"}function k(b){c("input,select,textarea",b).each(function(){var a=c(this).attr("type");"radio"==a||"checkbox"==a?c(this).is(":not(:checked)")?this.removeAttribute("checked"):this.setAttribute("checked",!0):"text"==a?this.setAttribute("value",c(this).val()):"select-multiple"==a||"select-one"==a?c(this).find("option").each(function(){c(this).is(":not(:selected)")?this.removeAttribute("selected"):this.setAttribute("selected",!0)}):"textarea"==a&&(a=c(this).attr("value"),c.browser.mozilla?this.firstChild?this.firstChild.textContent=a:this.textContent=a:this.innerHTML=a)});return b}function l(){var b=d.id,a;try{a=document.createElement("iframe"),document.body.appendChild(a),c(a).attr({style:"border:0;position:absolute;width:0px;height:0px;left:0px;top:0px;",id:b,src:""}),a.doc=null,a.doc=a.contentDocument?a.contentDocument:a.contentWindow?a.contentWindow.document:a.document}catch(e){throw e+". iframes may not be supported in this browser.";}if(null==a.doc)throw"Cannot find document.";return a}function m(){var b;b="location=no,statusbar=no,directories=no,menubar=no,titlebar=no,toolbar=no,dependent=no,width=595px,height=842px,top=0,left=0,toolbar=no,scrollbars=no,personalbar=no"+(",resizable=yes,screenX="+d.popX+",screenY="+d.popY+"");b=window.open("","_blank",b);b.doc=b.document;return b}var f=0,n={mode:"iframe",popHt:500,popWd:400,popX:200,popY:200,popTitle:"",popClose:!1},d={};c.fn.printArea=function(b){c.extend(d,n,b);f++;c("[id^=printArea_]").remove();b=k(c(this));d.id="printArea_"+f;var a,e;switch(d.mode){case"iframe":e=new l;a=e.doc;e=e.contentWindow||e;break;case"popup":e=new m,a=e.doc}a.open();a.write(("iframe"!=d.mode&&d.strict?'<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01'+(0==d.strict?" Trasitional":"")+'//EN" "http://www.w3.org/TR/html4/'+(0==d.strict?"loose":"strict")+'.dtd">':"")+"<html>"+g()+h(b)+"</html>");a.close();e.focus();e.print();"popup"==d.mode&&d.popClose&&e.close()}})(jQuery);
2. Rendering
Kawasan teks cetak:
Percetakan skrin penuh:
Kaedah window.print() yang dicadangkan oleh sesetengah pakar juga mungkin, jadi saya tidak akan memperkenalkannya satu persatu di sini Saya harap semua orang akan serius mengkaji kaedah pelaksanaan fungsi pencetakan halaman web, dan editor akan melakukannya membuat kemajuan bersama-sama dengan semua orang.