jquery 实现web页面div元素内容打印 2011-2-14
2011-02-14 11:39
633 查看
工作中遇到这种需求，但是需要手动页面设置中设定页边距
代码：
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'index.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<link rel="stylesheet" type="text/css" href="css.css">
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="print.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("#dayin").click(function(){
$(".biaoti").css("color","#FFF");
$("div#myPrintArea").printArea();
});
});
</script>
</head>
<body>
<input id="dayin" type="button" value="打印">
<div cellspacing="0" id="myPrintArea" style="height:27.6cm;width:18.91cm;">
<table cellpadding="0" cellspacing="0">
<tr height="27.6cm">
<td style="width:0.8cm"><div align="center" style=" height:27.6cm; width:0.8cm;background-color:#CCC"></div></td>
<td cellspacing="0" style="border:none">
<div align="center" style="height:27.6cm; width:17.51cm;background-color:#999999;">
<table cellpadding="0" cellspacing="0">
<tr>
<td>
<div cellspacing="0" align="center" style=" height:4cm; width:17.51cm;background-color:#0C0;"></div>
</td>
</tr>
<tr >
<td >
<div align="center" style=" height:18.6cm; width:17.51cm;background-color:#CFF;">
<table cellpadding="0" cellspacing="0">
<tr style="background-color:#FFF; height:1.4cm">
<td>
<div align="center">
<table cellpadding="0" cellspacing="0">
<tr style="height:1.4cm">
<td class="biaoti" style="width:2.5cm">航班号：</td>
<td class="nr" style="width:2.1cm">01001</td>
<td class="biaoti" style="width:2.5cm">飞机号：</td>
<td class="nr" style="width:2.1cm">no.1</td>
<td class="biaoti" style="width:2.5cm">飞行日期：</td>
<td class="nr" style="width:2.1cm">2010.1.6</td>
<td class="biaoti" style="width:2.4cm">出发站：</td>
<td class="nr" style="width:1.3cm">天津</td>
</tr>
</table>
</div>
</td>
</tr>
<tr style="background-color:#FFF; height:1.5cm">
<td>
<div align="center">
<table cellpadding="0" cellspacing="0">
<tr>
<td class="biaoti" style="width:1.4cm">序号</td>
<td class="biaoti" style="width:3.2cm">运单号</td>
<td class="biaoti" style="width:3.2cm">品名</td>
<td class="biaoti" style="width:1.4cm">件数</td>
<td class="biaoti" style="width:2.2cm">重量</td>
<td class="biaoti" style="width:1.8cm">始发站</td>
<td class="biaoti" style="width:2.2cm">目的地</td>
<td class="biaoti" style="width:2.2cm">备注</td>
</tr>
</table>
</div>
</td>
</tr>
<%for(int i=0;i<20;i++){ %>
<tr style="background-color:#FFF; height:0.785cm">
<td>
<div align="center" style="border:none">
<table cellpadding="0" cellspacing="0">
<tr>
<td class="nr" style="width:1.4cm">111</td>
<td class="nr" style="width:3.2cm">222</td>
<td class="nr" style="width:3.2cm">dongxi</td>
<td class="nr" style="width:1.4cm">3</td>
<td class="nr" style="width:2.2cm">4444</td>
<td class="nr" style="width:1.8cm">hebei</td>
<td class="nr" style="width:2.2cm">tianj</td>
<td class="nr" style="width:2.2cm">meiyou</td>
</tr>
</table>
</div>
</td>
</tr>
<%} %>
</table>
</div>
</td>
</tr>
<tr cellspacing="0">
<td cellspacing="0"></td>
</tr>
</table>
</div>
</td>
<td cellspacing="0" style="border:none"><div align="center" style=" height:27.6cm; width:0.6cm;background-color:#CF0;border:none"></div></td>
</tr>
</table>
</div>
</body>
</html>
导入文件有：
1.print.js ----jquery插件：PrintArea打印插件 http://plugins.jquery.com/project/PrintArea
内容：
/**
* 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 : 500,
popWd : 400,
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);
2.jquery.js jquery库文件
注意：需要打印的话tr，td宽度和高度需要使用绝对距离，如cm，取消各种边框以及边距 table：cellpadding="0" cellspacing="0"
*{border:none}
代码：
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'index.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<link rel="stylesheet" type="text/css" href="css.css">
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="print.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("#dayin").click(function(){
$(".biaoti").css("color","#FFF");
$("div#myPrintArea").printArea();
});
});
</script>
</head>
<body>
<input id="dayin" type="button" value="打印">
<div cellspacing="0" id="myPrintArea" style="height:27.6cm;width:18.91cm;">
<table cellpadding="0" cellspacing="0">
<tr height="27.6cm">
<td style="width:0.8cm"><div align="center" style=" height:27.6cm; width:0.8cm;background-color:#CCC"></div></td>
<td cellspacing="0" style="border:none">
<div align="center" style="height:27.6cm; width:17.51cm;background-color:#999999;">
<table cellpadding="0" cellspacing="0">
<tr>
<td>
<div cellspacing="0" align="center" style=" height:4cm; width:17.51cm;background-color:#0C0;"></div>
</td>
</tr>
<tr >
<td >
<div align="center" style=" height:18.6cm; width:17.51cm;background-color:#CFF;">
<table cellpadding="0" cellspacing="0">
<tr style="background-color:#FFF; height:1.4cm">
<td>
<div align="center">
<table cellpadding="0" cellspacing="0">
<tr style="height:1.4cm">
<td class="biaoti" style="width:2.5cm">航班号：</td>
<td class="nr" style="width:2.1cm">01001</td>
<td class="biaoti" style="width:2.5cm">飞机号：</td>
<td class="nr" style="width:2.1cm">no.1</td>
<td class="biaoti" style="width:2.5cm">飞行日期：</td>
<td class="nr" style="width:2.1cm">2010.1.6</td>
<td class="biaoti" style="width:2.4cm">出发站：</td>
<td class="nr" style="width:1.3cm">天津</td>
</tr>
</table>
</div>
</td>
</tr>
<tr style="background-color:#FFF; height:1.5cm">
<td>
<div align="center">
<table cellpadding="0" cellspacing="0">
<tr>
<td class="biaoti" style="width:1.4cm">序号</td>
<td class="biaoti" style="width:3.2cm">运单号</td>
<td class="biaoti" style="width:3.2cm">品名</td>
<td class="biaoti" style="width:1.4cm">件数</td>
<td class="biaoti" style="width:2.2cm">重量</td>
<td class="biaoti" style="width:1.8cm">始发站</td>
<td class="biaoti" style="width:2.2cm">目的地</td>
<td class="biaoti" style="width:2.2cm">备注</td>
</tr>
</table>
</div>
</td>
</tr>
<%for(int i=0;i<20;i++){ %>
<tr style="background-color:#FFF; height:0.785cm">
<td>
<div align="center" style="border:none">
<table cellpadding="0" cellspacing="0">
<tr>
<td class="nr" style="width:1.4cm">111</td>
<td class="nr" style="width:3.2cm">222</td>
<td class="nr" style="width:3.2cm">dongxi</td>
<td class="nr" style="width:1.4cm">3</td>
<td class="nr" style="width:2.2cm">4444</td>
<td class="nr" style="width:1.8cm">hebei</td>
<td class="nr" style="width:2.2cm">tianj</td>
<td class="nr" style="width:2.2cm">meiyou</td>
</tr>
</table>
</div>
</td>
</tr>
<%} %>
</table>
</div>
</td>
</tr>
<tr cellspacing="0">
<td cellspacing="0"></td>
</tr>
</table>
</div>
</td>
<td cellspacing="0" style="border:none"><div align="center" style=" height:27.6cm; width:0.6cm;background-color:#CF0;border:none"></div></td>
</tr>
</table>
</div>
</body>
</html>
导入文件有：
1.print.js ----jquery插件：PrintArea打印插件 http://plugins.jquery.com/project/PrintArea
内容：
/**
* 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 : 500,
popWd : 400,
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);
2.jquery.js jquery库文件
注意：需要打印的话tr，td宽度和高度需要使用绝对距离，如cm，取消各种边框以及边距 table：cellpadding="0" cellspacing="0"
*{border:none}
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