Windows 10 系统下高清屏幕的支持。 about saribbon HOT 2 CLOSED

buttonClose = new QPushButton(par);
                buttonClose->setObjectName(QStringLiteral("SACloseWindowButton"));
                buttonClose->setFixedSize(40,30);
                //buttonClose->setFlat(true);
                par->connect(buttonClose,&QAbstractButton::clicked
                             ,par,&SAWindowButtonGroup::closeWindow);
                buttonClose->setStyleSheet(QString("QPushButton "
                                                   "{ "
                                                   "    background-color: #E3E3E5; "
                                                   "    border:none;"
                                                   "}"
                                                   "QPushButton:hover {background-color:#F0604D}"
                                                   "QPushButton:pressed {background-color:#F0604D}"
                                                   "QPushButton:focus{outline: none;}"));
                QIcon icon = par->style()->standardIcon(QStyle::SP_TitleBarCloseButton);
                buttonClose->setIcon(icon);