最近,给客户发一个事件提醒软件,其中客户要求实现打印功能,因为是用asp.net mvc 开发首先考虑到用水晶报表来实现(crystalReport),以前开发c# winform程序,感觉水晶报表还是蛮好的,但自从使用asp.net mvc 开发,感觉不是很友好,无意中看到有一个支持web(网页打印)的打印插件lodop,打开官网,发现该软件比较正规,网上评价也是比较好,抱着试试看的态度,去官方网站:Lodop和C-Lodop官网主站,下载并安装。根据官方文档,并结合自己的经验,特分享如下:
网页效果如图:
实现的打印效果图示如下:
很是干净和整洁。非常漂亮!
登录官网(Lodop和C-Lodop官网主站),下载相关安装文件:
安装包如下,根据图示安装:
本人在c# asp.net mvc 下测试,读者可以根据自己熟悉的语言对号入座。分享代码如下:
1.当然首先在vs2022中的工程项目界面要引入,LodopFuncs.js
2.部分代码如下:
<!DOCTYPE html><html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server"><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title></title><script language="javascript" src="LodopFuncs.js"></script>
</head>
<body><form id="form1"><table border="1" width="300" id="tb01" bgcolor="#CCFFCC" style="border: solid 1px black; border-collapse: collapse"><tr><td width="133" id="mtb001"><font face="黑体" color="#FF0000" size="3"><u> 《表单一》 </u></font></td></tr></table><table border="1" width="300" height="106" cellspacing="0" bgcolor="#CCFFFF" style="border-collapse: collapse; table-layout: fixed; border: solid 1px black;"><tr><td width="66" height="16" style="border: solid 1px black"><font color="#0000FF">A</font><font color="#0000FF">等</font></td><td width="51" height="16" style="border: solid 1px black"><font color="#0000FF">B</font><font color="#0000FF">等</font></td><td width="51" height="16" style="border: solid 1px black"><font color="#0000FF">C</font><font color="#0000FF">等</font></td></tr><tr><td width="66" height="16" style="border: solid 1px black">A<sub>01</sub></td><td width="80" height="12" style="border: solid 1px black">中-001</td><td width="51" height="12" style="border: solid 1px black">C1<sup>x</sup></td></tr><tr><td width="66" height="16" style="border: solid 1px black">A<sub>02</sub>Φ</td><td width="80" height="16" style="border: solid 1px black">日-スの</td><td width="51" height="16" style="border: solid 1px black"><font face='Vernada'>7㎥</font></td></tr><tr><td width="66" height="16" style="border: solid 1px black; overflow: hidden">A<sub>03</sub><nobr>over隐藏后面的:1234567890</nobr></td><td width="80" height="16" style="border: solid 1px black; overflow: hidden">韩-안녕</td><td width="51" height="16">C3<sup>x</sup></td></tr></table></form>若只打印《表单一》,看一下<a href="javascript:prn1_preview()">打印预览</a>,可<a href="javascript:prn1_print()">直接打印</a>也可 <script language="javascript" type="text/javascript"> var LODOP; //声明为全局变量 function prn1_preview() {CreateOneFormPage();LODOP.PREVIEW();};function prn1_print() {CreateOneFormPage();LODOP.PRINT();};function prn1_printA() {CreateOneFormPage();LODOP.PRINTA();};function CreateOneFormPage() {LODOP = getLodop();LODOP.PRINT_INIT("打印控件功能演示_Lodop功能_表单一");LODOP.SET_PRINT_STYLE("FontSize", 18);LODOP.SET_PRINT_STYLE("Bold", 1);LODOP.ADD_PRINT_TEXT(50, 231, 260, 39, "打印页面部分内容");LODOP.ADD_PRINT_HTM(88, 200, 350, 600, document.getElementById("form1").innerHTML);};function prn2_preview() {CreateTwoFormPage();LODOP.PREVIEW();};function prn2_manage() {CreateTwoFormPage();LODOP.PRINT_SETUP();};function CreateTwoFormPage() {LODOP = getLodop();LODOP.PRINT_INIT("打印控件功能演示_Lodop功能_表单二");LODOP.ADD_PRINT_RECT(70, 27, 634, 242, 0, 1);LODOP.ADD_PRINT_TEXT(29, 236, 279, 38, "页面内容改变布局打印");LODOP.SET_PRINT_STYLEA(2, "FontSize", 18);LODOP.SET_PRINT_STYLEA(2, "Bold", 1);LODOP.ADD_PRINT_HTM(88, 40, 321, 185, document.getElementById("form1").innerHTML);LODOP.ADD_PRINT_HTM(87, 355, 285, 187, document.getElementById("form2").innerHTML);LODOP.ADD_PRINT_TEXT(319, 58, 500, 30, "注:其中《表单一》按显示大小,《表单二》在程序控制宽度(285px)内自适应调整");};function prn3_preview() {LODOP = getLodop();LODOP.PRINT_INIT("打印控件功能演示_Lodop功能_全页");LODOP.ADD_PRINT_HTM(0, 0, "100%", "100%", document.documentElement.innerHTML);LODOP.PREVIEW();};</script>
</body>
</html>
3.考虑到部分读者可能看不懂,补充完整代码如下:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>WEB打印控件LODOP的样例二:打印当前页面的内容</title>
<meta name="keywords" content="Lodop、Lodop打印控件、WEB打印、C-Lodop、CLodop、lodop控件、云打印、手机打印、免费、AO打印">
<meta name="description" content="Lodop、Lodop打印控件、WEB打印、C-Lodop、CLodop、lodop控件、云打印、手机打印、免费、AO打印">
<script language="javascript" src="LodopFuncs.js"></script>
</head>
<body>
<iframe src="https://help.lodop.net:8143/k_hlp?type=url&fid=DA" width="500" height="46" frameborder="0" scrolling="no" style="float:right;background:inherit;"></iframe>
<h2><font color="#009999">演示如何打印当前页面的内容:</font>
</h2>
<form id="form1"><table border="1" width="300" id="tb01" bgcolor="#CCFFCC" style="border:solid 1px black;border-collapse:collapse"><tr><td width="133" id="mtb001"><font face="黑体" color="#FF0000" size="3"><u> 《表单一》 </u></font></td></tr></table><table border="1" width="300" height="106" cellspacing="0" bgcolor="#CCFFFF"style="border-collapse:collapse;table-layout:fixed;border:solid 1px black;"><tr><td width="66" height="16" style="border:solid 1px black"><font color="#0000FF">A</font><font color="#0000FF">等</font></td>
<td width="51" height="16" style="border:solid 1px black"><font color="#0000FF">B</font><font color="#0000FF">等</font></td>
<td width="51" height="16" style="border:solid 1px black"><font color="#0000FF">C</font><font color="#0000FF">等</font></td></tr>
<tr>
<td width="66" height="16" style="border:solid 1px black">A<sub>01</sub></td>
<td width="80" height="12" style="border:solid 1px black">中-001</td>
<td width="51" height="12" style="border:solid 1px black">C1<sup>x</sup></td>
</tr>
<tr>
<td width="66" height="16" style="border:solid 1px black">A<sub>02</sub>Φ</td>
<td width="80" height="16" style="border:solid 1px black">日-スの</td>
<td width="51" height="16" style="border:solid 1px black"><font face='Vernada'>7㎥</font></td>
</tr> <tr><td width="66" height="16" style="border:solid 1px black;overflow:hidden">A<sub>03</sub><nobr>over隐藏后面的:1234567890</nobr>
</td><td width="80" height="16" style="border:solid 1px black;overflow:hidden">韩-안녕</td><td width="51" height="16">C3<sup>x</sup>
</td></tr> </table>
</form>
<br>
<div id="form2"><table border="1" width="100%" id="tb01" bgcolor="#CCFFCC" style="border:solid 1px black;border-collapse:collapse"><tr><td width="133" id="mtb001"><font face="黑体" color="#FF0000" size="3">《表单二》©</font></td></tr></table><table border="1" width="100%" height="106" cellspacing="0" bgcolor="#CCFFFF" style="border:solid 1px black;border-collapse:collapse"><tr><td width="66" height="16" style="border:solid 1px black"><font color="#0000FF">X</font><font color="#0000FF">等</font></td>
<td width="51" height="16" style="border:solid 1px black"><font color="#0000FF">Y等</font></td>
<td width="51" height="16" style="border:solid 1px black"><font color="#0000FF">Z等</font></td></tr> <tr><td width="66" height="12" style="border:solid 1px black"><span style="font-family:Wingdings;font-size:25px;" >þ</span>X001</td>
<td width="51" height="12" style="border:solid 1px black"><strike>Y001</strike></td>
<td width="51" height="44" rowspan="3" style="border:solid 1px black"><ol style="list-style-type:upper-alpha;list-style-position:inside;"><li>Z001</li><li>Z002</li><li>Z003</li><li>Z004</li><li>Z005</li></ol></td></tr>
<tr><td width="30%" height="16" style="border:solid 1px black"><strong>X002</strong></td>
<td width="51" height="16" style="border:solid 1px black"><u>Y002</u><span style="visibility: hidden">hidesome</span></td></tr> <tr><td width="30%" height="16" style="border:solid 1px black"><span style="text-decoration: overline">X003</span>
</td><td width="40%" height="16" style="border:solid 1px black"><em>Y003</em><input type="radio" name="R1"><input type="radio" name="R1" checked></td></tr> </table>
</div>
<p>1:若只打印《表单一》,看一下<a href="javascript:prn1_preview()">打印预览</a>,可<a href="javascript:prn1_print()">直接打印</a>也可
<a href="javascript:prn1_printA()">选择打印机</a>打印。<br><br>
2:若《表单一》和《表单二》一起并列输出,看一下<a href="javascript:prn2_preview()">打印预览</a>,其布局风格可<a href="javascript:prn2_manage()">打印维护</a>调整。
<p>3:若打印整个页面,看看<a href="javascript:prn3_preview()">打印预览</a>。<br><br>
本例要点是用Document的innerHTML方法把打印目标的超文本送给控件。
<p><a href="../LodopDemo.html"><<回样例目录</a>
</p>
<script language="javascript" type="text/javascript"> var LODOP; //声明为全局变量 function prn1_preview() { CreateOneFormPage(); LODOP.PREVIEW(); };function prn1_print() { CreateOneFormPage();LODOP.PRINT(); };function prn1_printA() { CreateOneFormPage();LODOP.PRINTA(); }; function CreateOneFormPage(){LODOP=getLodop(); LODOP.PRINT_INIT("打印控件功能演示_Lodop功能_表单一");LODOP.SET_PRINT_STYLE("FontSize",18);LODOP.SET_PRINT_STYLE("Bold",1);LODOP.ADD_PRINT_TEXT(50,231,260,39,"打印页面部分内容");LODOP.ADD_PRINT_HTM(88,200,350,600,document.getElementById("form1").innerHTML);}; function prn2_preview() { CreateTwoFormPage(); LODOP.PREVIEW(); };function prn2_manage() { CreateTwoFormPage();LODOP.PRINT_SETUP(); }; function CreateTwoFormPage(){LODOP=getLodop(); LODOP.PRINT_INIT("打印控件功能演示_Lodop功能_表单二");LODOP.ADD_PRINT_RECT(70,27,634,242,0,1);LODOP.ADD_PRINT_TEXT(29,236,279,38,"页面内容改变布局打印");LODOP.SET_PRINT_STYLEA(2,"FontSize",18);LODOP.SET_PRINT_STYLEA(2,"Bold",1);LODOP.ADD_PRINT_HTM(88,40,321,185,document.getElementById("form1").innerHTML);LODOP.ADD_PRINT_HTM(87,355,285,187,document.getElementById("form2").innerHTML);LODOP.ADD_PRINT_TEXT(319,58,500,30,"注:其中《表单一》按显示大小,《表单二》在程序控制宽度(285px)内自适应调整");}; function prn3_preview(){LODOP=getLodop(); LODOP.PRINT_INIT("打印控件功能演示_Lodop功能_全页");LODOP.ADD_PRINT_HTM(0,0,"100%","100%",document.documentElement.innerHTML);LODOP.PREVIEW(); };
</script> </body>
</html>
如果错误,请斧正!谢谢!