(原创)easyui基于web的打印实现

<%@page language="java"pageEncoding="UTF-8"%>

<objectid="WebBrowser"classid="ClSID:8856F961-340A-11D0-A96B-00C04Fd705A2"width="0"height="0">

</object>

<scriptlanguage="javascript"type="text/javascript">

var tableString ="<linkrel='stylesheet' type='text/css' href='Lodop/print.css' /><tablecellspacing='0;' id='PrintBody'>";

function doPrint()

{

      tableString += "<scriptlanguage='javascript'>window.print();</s"+"cript>";

      // tableString.insertAdjacentHTML("beforeBegin","<scriptlanguage='javascript'>window.print();</s"+"cript>")

      document.open('','','height=500,width=611,scrollbars=yes,status =yes');

     document.write(tableString);

      document.close();

}

 

// strPrintName打印任务名

// printDatagrid要打印的datagrid

function CreateFormPage(strPrintName, printDatagrid) {

    var frozenColumns = printDatagrid.datagrid("options").frozenColumns; // 得到frozenColumns对象

    var columns = printDatagrid.datagrid("options").columns;   // 得到columns对象

 

    // 载入title

    tableString = tableString + "\n<tr>";

    if(frozenColumns != undefined && frozenColumns !='') {

      for(var i = 0;i<frozenColumns[0].length; i++) {

          if(frozenColumns[0][i].hidden !=true) {

             tableString = tableString + "\n<th width= '" +frozenColumns[0][i].width +"'>" + frozenColumns[0][i].title +"</th>";

          }

      }

    }

    if(columns != undefined && columns !='') {

      for(var i = 0;i<columns[0].length; i++) {

          if(columns[0][i].hidden !=true) {

             tableString = tableString + "\n<th width= '" +columns[0][i].width +"'>" + columns[0][i].title +"</th>";

          }

      }

    }

    tableString = tableString + "\n</tr>";

 

    // 载入内容

    var rows = printDatagrid.datagrid("getRows");// 这段代码是获取当前页的所有行。

    for(var j = 0; j <rows.length;j++) {

      tableString = tableString + "\n<tr>";

      if(frozenColumns != undefined && frozenColumns !='') {

          for(var i = 0;i<frozenColumns[0].length; i++) {

             if(frozenColumns[0][i].hidden !=true) {

                 tableString = tableString + "\n<td >" + rows[j][frozenColumns[0][i].field] +"</td>";

             }

          }

      }

      if(columns != undefined && columns !='') {

          for(var i = 0;i<columns[0].length; i++) {

             if(columns[0][i].hidden !=true) {

                 tableString = tableString + "\n<td >" + rows[j][columns[0][i].field] +"</td>";

             }

          }

      }

      tableString = tableString + "\n</tr>";

    }

    tableString = tableString + "\n</table>";

    doPrint();

}

 

</script>

 

 

 

 

使用方法: jsp页面中

<jsp:includepage="../../../Lodop/print2.jsp"></jsp:include>

Js页面中

function prn_preview() {

    CreateFormPage("核销账款明细", stockDocumentDatagrid);

};

第一个参数是单据名称;第二个是要打印的datagrid对象

 

作者:张振斌   时间:2013-3-18   QQ:739934487