// 这个方法里面是显示rowheaders的标题,详见该方法实现
showcolumntitles(e);
currencymanager cm = (currencymanager) this.bindingcontext[this.datasource, this.datamember];
while(iheight < this.height - idelta && irowhti < cm.count)
{
string strtext = string.empty;
if(_zeropadding)
{
, &nbs, p;, &nbs, p;&n, bsp; strtext = string.format("{0}", _row + irowhti).padleft(_rownumberfigure, '0;&);