Qt 添加xml的节点

    if(!file.open(QFile::ReadOnly|QFile::Text))

{

std::cerr<<"Error:Cannotreadfile"<<qPrintable(path)

<<":"<<qPrintable(file.errorString())

<<std::endl;
returnfalse;

}

QStringerrorStr;
interrorLine;
interrorColumn;
QDomDocumentdoc;

if(!doc.setContent(&file,false,&errorStr,&errorLine,

&errorColumn))

{

std::cerr<<"Error:Parseerroratline"<<errorLine<<","

<<"column"<<errorColumn<<":"

<<qPrintable(errorStr)<<std::endl;

returnfalse;

}

file.close();

QDomElementroot=doc.documentElement();

QDomElement Cfg = doc.createElement("xxxx_cfg");

root.appendChild(Cfg);

QDomElement Name = doc.createElement("xx_Name");

nodebCfg.appendChild(Name);

QDomText text = doc.createTextNode(entityName);

Name.appendChild(text);

QDomElement Load = doc.createElement("xxxx_load");

 Cfg.appendChild(Load);

QDomText text1= doc.createTextNode("");

nodebLoad.appendChild(text1);

QDomElement bRemove = doc.createElement("xxxx_remove");

nodebCfg.appendChild(Remove);

QDomText text2 = doc.createTextNode("");

nodebRemove.appendChild(text2);

QFilef(path);

if(!f.open(QFile::WriteOnly|QFile::Text))

{

std::cerr<<"Error:Cannotreadfile"

<<qPrintable(path)

<<":"<<qPrintable(f.errorString())

<<std::endl;

returnfalse;

}