Posted in Javascript onFebruary 18, 2014
将访问的页面加入到可信任站点
//导出到Excel，注意，表格标记内不得有注释，因为childNodes会把注释也算进去
//如果出错，需要关闭Excel，否则Excel进程会一直运行着
//td中只能有一个input值
//非td间不可以有组建 否则报缺少“；”错误
//引用页面加上<script type="text/javascript" src="execl.js"></script>
//添加按钮<input style="height:26px" type="button" name="btnExcel" value="导出excel" onClick="ExportExcel(this,'tableNr','','表头');"/>
//将table表的id和class设置为tableNr
function ExportExcel(btn,TabId,strCols,sTitle,sHeader,sFooter){
//alert('ssss');
btn.style.cursor = "wait";
event.returnValue = false;
//try{
var tab = document.getElementById(TabId);
// if(tab == null) tab = document.getElementById("dg")
//if(tab == null) tab = document.getElementById("db")
//if(tab == null) tab = document.getElementById(TabId)
if(tab == null){
alert("缺少表格对象");
btn.style.cursor = "hand";
return;
}
var t = tab.firstChild;
var rows = t.childNodes.length;
//alert(t.nodeName); //test
var tds = t.childNodes[0].childNodes.length;
var cols = 0;
for(var i=0;i<tds;i++){
var td = t.childNodes[0].childNodes[i];
if(parseInt(td.colSpan)>1){
cols += parseInt(td.colSpan);
}
else{
cols++;
}
}
try{
var oXL = new ActiveXObject("Excel.Application");
}catch(e){
alert("请确认已经安装了Excel并允许运行Excel!");
alert("无法启动Excel，请确保电脑中已经安装了Excel!\n\n如果已经安装了Excel，"+"请将ip地址加入信任站点，并调整IE信任站点的安全级别。\n\n具体操作：\n\n"+"工具 → Internet选项 → 安全 → 自定义级别 → ActiveX 控件和插件 → 对未标记为可安全执行脚本的ActiveX 控件初始化并执行脚本 → 启用 → 确定");
btn.style.cursor = "hand";
return;
}
oXL.Workbooks.Add();
var obook = oXL.ActiveWorkBook;
var osheets = obook.Worksheets;
var osheet = obook.Sheets(1);
var xlrow = 1;
//添加标题
if((sTitle == "") || (typeof(sTitle)=="undefined") || (sTitle==null)){
var t_tdHeadc = document.getElementById("tdHeadc");
if(t_tdHeadc != null){
sTitle = t_tdHeadc.innerText;
var sk = sTitle.lastIndexOf("-->")+3;
sTitle = sTitle.substring(sk);
}
}
osheet.Cells(1, 1) = sTitle;
osheet.Range(osheet.Cells(xlrow, 1),osheet.Cells(xlrow,cols)).Select(); //选择该列
oXL.Selection.HorizontalAlignment = 3; //居中
oXL.Selection.MergeCells = true;
xlrow++;
//小标题
if((sHeader == "") || (typeof(sHeader)=="undefined") || (sHeader==null)){
sHeader = "";
}
if(sHeader != ""){
osheet.Cells(2, 1) = sHeader;
osheet.Range(osheet.Cells(xlrow, 1),osheet.Cells(xlrow,cols)).Select(); //选择该列
//oXL.Selection.HorizontalAlignment = 3; //居中
oXL.Selection.MergeCells = true;
xlrow++;
}
var winX = (screen.width - 300) / 2;
var winY = (screen.height - 120) / 2; var win = window.open("","","directories=0,location=0,memubar=0,scrollbars=0,status=0,toolbar=0,width=230,height=75,left=" + winX + ",top=" + winY);
win.document.write('<html><title>' + sTitle + '导出Excel</title><body><div id="m_pub_wzs_progress_x" style="background:white;overflow:hidden;padding-top:0;display:none;position:absolute;left:10px;top:25px;"><table id="m_pub_wzs_progress_tab" border=0 cellspacing=1 bgcolor="#CCCCCC" style="display:inline;border-width:1px;border-style:solid;border-left-color:#333333;border-top-color:#333333;border-right-color:#EEEEEE;border-bottom-color:#EEEEEE;">');
win.document.write('<tr height=17><td width=4 bgcolor="#000088"></td><td width=4 bgcolor="#000088"></td><td width=4 bgcolor="#000088"></td><td width=4 bgcolor="#000088"></td><td width=4 bgcolor="#000088"></td><td width=4 bgcolor="#000088"></td><td width=4 bgcolor="#000088"></td><td width=4 bgcolor="#000088"></td><td width=4 bgcolor="#000088"></td><td width=4 bgcolor="#000088"></td><td width=4 bgcolor="#000088"></td><td width=4 bgcolor="#000088"></td><td width=4 bgcolor="#000088"></td><td width=4 bgcolor="#000088"></td><td width=4 bgcolor="#CCCCCC"></td><td width=4 bgcolor="#CCCCCC"></td><td width=4 bgcolor="#CCCCCC"></td><td width=4 bgcolor="#CCCCCC"></td><td width=4 bgcolor="#CCCCCC"></td><td width=4 bgcolor="#CCCCCC"></td><td width=4 bgcolor="#CCCCCC"></td><td width=4 bgcolor="#CCCCCC"></td><td width=4 bgcolor="#CCCCCC"></td><td width=4 bgcolor="#CCCCCC"></td><td width=4 bgcolor="#CCCCCC"></td><td width=4 bgcolor="#CCCCCC"></td><td width=4 bgcolor="#CCCCCC"></td><td width=4 bgcolor="#CCCCCC"></td><td width=4 bgcolor="#CCCCCC"></td><td width=4 bgcolor="#CCCCCC"></td>');
win.document.write('</tr></table><br><span id="m_pub_wzs_progress_percent" style="font-size:10pt;vertical-align:middle;color:black;font-family:宋体">总计' + rows + '行，已导出<font id="sx" color="#cc0000"></font>行！</span></div><br /><br /><br /><script language="javascript">var osx=document.getElementById("sx");var div = document.getElementById("m_pub_wzs_progress_x");function m_pub_wzs_progress_show(pTotalCount,pCurrCount){osx.innerText = pCurrCount;var m = Math.floor(pCurrCount / pTotalCount * 30);div.style.display = "";var tr = div.firstChild.rows[0];for(var i=0;i<tr.cells.length;i++){var td=tr.cells[i]; if(i<m) td.bgColor="#000088"; else td.bgColor="#CCCCCC";}}function m_pub_wzs_progress_hide(){ var div = document.getElementById("m_pub_wzs_progress_x"); div.style.display = "none";}</script></body></html> ');
//win.document.write("<div style='font-size:10pt;font-family:宋体'>总共" + rows + "行，已导出<font id='sx' color='#cc0000'></font>行！</div>");
//win.m_pub_wzs_progress_show(0,rows);
strCols = ","+strCols+",";
var aRowSpans = new Array();
for(var i=0;i<cols;i++){
aRowSpans[i] = 1;
}
var isProgressErr = false;
for(var i = 0; i < rows; i++){
//btn.value = i;
if(!isProgressErr){
try{
win.m_pub_wzs_progress_show(rows,i+1);
}
catch(e){
isProgressErr = true;
}
}
var row = t.childNodes[i];
var xlcol =0;
var viwCol = -1; //所在表格的位置，指显示位置，如果有行合并时，会与列索引不一致
var colInx = -1;
var colSpans = 1;
for(var h = 0; h < cols; h++){
if(aRowSpans[h]>1){
xlcol++;
aRowSpans[h]--;
viwCol++;
continue;
}
else{
colInx++;
}
var td = t.childNodes[i].childNodes[colInx];
if(td == null) continue;
colSpans = td.colSpan;
var rowSpan = td.rowSpan;
if(isNaN(rowSpan)) rowSpan = 1;
for(var k=0;k<td.colSpan;k++){
viwCol++;
xlcol++;
aRowSpans[viwCol] = rowSpan;
}
h+=td.colSpan-1; //跳过合并列
if(td.className=="hideNode"){
xlcol--;
continue;
}
var s = "";
if(td.hasChildNodes() && td.firstChild.nodeName.toLowerCase()=="input"){
if(td.firstChild.type.toLowerCase()=="text"){
s = td.firstChild.value;
}
else if(td.firstChild.type.toLowerCase()=="radio"){ //如果是单选框， 遍历该框所有单选框，找到选择的值
for(var k=0;k<td.childNodes.length;k++){
var cn = td.childNodes[k];
if(cn.nodeName.toLowerCase()=="input" && cn.type.toLowerCase() == "radio" && cn.checked){
s = cn.value;
break;
}
}
}
}
else{
s = td.innerText;
}
if(strCols.indexOf("," + (xlcol-1) + ",")!=-1){
osheet.Cells(xlrow,xlcol).NumberFormatLocal = '@';
}
if(td.rowSpan>1 || td.colSpan>1){
osheet.range(osheet.cells(xlrow,xlcol),osheet.cells(xlrow-1+td.rowSpan, xlcol-td.colSpan+1)).Select();
oXL.Selection.MergeCells = true;
osheet.Cells(xlrow,xlcol).HorizontalAlignment = 3;
//osheet.cells(i+td.rowSpan, xlcol-td.colSpan+1).value = s;
osheet.Cells(xlrow,xlcol-td.colSpan+1).value = s;//m_splitLen(s,30,'\r\n');
}else{
osheet.Cells(xlrow,xlcol).value = s;//m_splitLen(s,30,'\r\n');
}
}
xlrow++;
}
//添加表尾
if((sFooter == "") || (typeof(sFooter)=="undefined") || (sFooter==null)){
sFooter = "";
}
var d = new Date();
var sUser = "";
if((window.parent != null) && (window.parent.parent != null)){
try{
sUser = window.parent.parent.bottomFrame.document.getElementById("labUser").innerText.replace("用户：","").replace(/ /g,"");
}
catch(ex){
}
}
var sFooterDefault = " 制表人：" + sUser + " 制表时间：" + d.getFullYear() + "-" + (d.getMonth() + 1) + "-" + d.getDate() + " " + d.getHours() + ":" + d.getMinutes() + ":" + d.getSeconds() + " ";
osheet.Cells(xlrow, 1) = sFooterDefault + sFooter;
osheet.Range(osheet.Cells(xlrow, 1),osheet.Cells(xlrow,cols)).Select(); //选择该列//oXL.Selection.HorizontalAlignment = 4; //居中
oXL.Selection.MergeCells = true;
osheet.Range(osheet.Cells(1, 1),osheet.Cells(1,1)).Select(); //选择第一个单元格列
osheet.Columns.AutoFit(); //自动列宽
for(var i=1;i<xlrow;i++){
osheet.Rows(i).RowHeight = osheet.Rows(i).RowHeight + 6; //自动大小后上下无边距，需要增加高度，要不太挤。
}
if(!isProgressErr){ //关闭进度条
win.close();
}
oXL.Visible = true;
oXL.UserControl = true;
oXL = null;
obook = null;
osheets = null;
osheet = null;
btn.style.cursor = "hand";
} 如何将网页表格内容导入excel
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