import React ,{Component} from 'react';
import {Button} from 'antd';
class ExportExec extends React.Component {
constructor(props) {
super(props);
this.state = { }
}
//判断浏览器类型
getExplorer() {
var explorer = window.navigator.userAgent;
//ie
if(explorer.indexOf("MSIE") >= 0) {
return 'ie';
}
//firefox
else if(explorer.indexOf("Firefox") >= 0) {
return 'Firefox';
}
//Chrome
else if(explorer.indexOf("Chrome") >= 0) {
return 'Chrome';
}
//Opera
else if(explorer.indexOf("Opera") >= 0) {
return 'Opera';
}
//Safari
else if(explorer.indexOf("Safari") >= 0) {
return 'Safari';
}
}
//导出为exel表格
tabExel() {
this.props.callback(true);
}
tabaleClick(tabel){
var table = tabel;
var idTmr;
//debugger;
//整个表格拷贝到EXCEL中
if(this.getExplorer() == 'ie') {
var curTbl = document.getElementById(tableid);
var oXL = new ActiveXObject("Excel.Application");
//创建AX对象excel
var oWB = oXL.Workbooks.Add();
//获取workbook对象
var xlsheet = oWB.Worksheets(1);
//激活当前sheet
var sel = document.body.createTextRange();
sel.moveToElementText(curTbl);
//把表格中的内容移到TextRange中
sel.select();
//全选TextRange中内容
sel.execCommand("Copy");
//复制TextRange中内容
xlsheet.Paste();
//粘贴到活动的EXCEL中
oXL.Visible = true;
//设置excel可见属性
try {
var fname = oXL.Application.GetSaveAsFilename("Excel.xls", "Excel Spreadsheets (*.xls), *.xls");
} catch(e) {
print("Nested catch caught " + e);
} finally {
oWB.SaveAs(fname);
oWB.Close(savechanges = false);
//xls.visible = false;
oXL.Quit();
oXL = null;
//结束excel进程，退出完成
//window.setInterval("Cleanup();",1);
idTmr = window.setInterval("Cleanup();", 1);
}
} else {
this.tableToExcel(table,this.getExplorer());
}
function Cleanup() {
window.clearInterval(idTmr);
CollectGarbage();
}
this.props.callback(false);
}
tableToExcel(table,name) {
var uri = 'data:application/vnd.ms-excel;base64,',
template = '',
base64 = function(s) {
return window.btoa(unescape(encodeURIComponent(s)))
},
format = function(s, c) {
return s.replace(/{(\w+)}/g,
function(m, p) {
return c[p];
})
}
if(!table.nodeType) table = document.getElementById(table);
var ctx = {
worksheet: name || 'Worksheet',
table: table.innerHTML
};
window.location.href = uri + base64(format(template, ctx))
}
componentWillReceiveProps(nextProps){
if(nextProps.data){
this.tabaleClick(nextProps.data)
}
}
render() {
return (
);
}
}
export default ExportExec;