QDesktopWidget* desktopWidget = QApplication::desktop();
QRect clientRect = desktopWidget->availableGeometry();
QRect applicationRect = desktopWidget->screenGeometry();
qDebug() << clientRect << " " << applicationRect ;
QDesktopWidget* desktopWidget = QApplication::desktop();
QRect clientRect = desktopWidget->availableGeometry();
QRect applicationRect = desktopWidget->screenGeometry();
qDebug() << clientRect << " " << applicationRect ;