QFileDialog
*dlg =
new
QFileDialog(this);
dlg->setFilter( "bmp(*.bmp);;jpg(*.jpg);;PNG(*.PNG);;ICO(*.ICO)"); //设置文件过滤器
filename = dlg->getOpenFileNames();
for(QStringList::Iterator it=filename.begin();it!=filename.end();it++) //迭代器
{
QString aa = (*it);
QMessageBox::warning(this,"sdf",aa);
}