easyui基于web的打印实现

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

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

</object>

<script language="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:include page="../../../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

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