复制代码menuPushBn->setStyleSheet("QToolButton{border:0px;}"
"QToolButton::menu-indicator { image: None; }");
//设置边界为0
//菜单指示设置为None

复制代码else if(m_xmlReader->name() == "LastMode")//类似这种xml读写操作
{
bool ok;
lastmode = 2;//写死了进入模式
m_xmlReader->readElementText().toInt(&ok);//失去此句导致读取数据断开，后面的读取不到，关键编译还不报错 囧
Debug("Last window mode: %d", lastmode);
}

复制代码gifLabel = new QLabel(this);
gifLabel->move(0, -20);
QMovie *pm = new QMovie(":/loading.gif");
gifLabel->setMovie(pm);
gifLabel->setVisible(false);//隐藏外边框
pm->start();

复制代码QString str = ui->lineEdit->text();
QStringList list1 = str.split(",");
qDebug()<<list1;
for(int i = 0; i< list1.count(); i++)
{
ret = QString("svHex[%1] = 0x%2; ").arg(i).arg(list1.at(i));
ui->textEdit->insertPlainText(ret);

}

String PathStr = System.Windows.Forms.Application.StartupPath；
var keysMappingDoc = XDocument.Load(PathStr + "\\KeysMapping.xml");

C#代码

复制代码QPixmap pp(QPixmap::fromImage( image ));
简简单单的一个式子

QMap<QString, QString> m = Languages::translations();
QDir translation_dir = QApplication::applicationDirPath() + "/translations";
QStringList languages = translation_dir.entryList( QStringList() << "*.qm");
QRegExp rx_lang("touchdriver_(.*)\\.qm");

for(int n=0; n < languages.size(); n++)
{
if (rx_lang.indexIn(languages) > -1)
{
QString l = rx_lang.cap(1);
QString text = l;
if (m.contains(l)) text = m + " ("+l+")";
Q ..

setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
去掉滚动条，去除之后仍然可以滑动。只是去掉图标。