The sketcher view provider doesn't need a transaction on double-click or otherwise shows a useless entry in the undo dialog which when undoing leads to weird behaviour
+ QByteArray::append is deprecated
+ QPixmap* QLabel::pixmap() is deprecated
+ overloaded version of QString::split is deprecated
+ QSysInfo::windowsVersion()/QSysInfo::MacVersion() is deprecated
+ replace QDirModel with QFileSystemModel
+ QProcess::start(QString, OpenMode) is deprecated
+ QByteArray::append is deprecated
+ QPixmap* QLabel::pixmap() is deprecated