"5.12.0 windows"
QFileDialog::QFileDialog 2 ""
QFileDialogPrivate::init QUrl("")
QFileDialogPrivate::workingDirectory > QUrl("") empty= true valid= false
QFileDialogPrivate::workingDirectory def
QFileDialog::setDirectoryUrl QUrl("file:///C:/foo") empty= false valid= true
QFileDialogPrivate::restoreFromSettings lastVisitedDir= 0x7ff91ac2c268 settings:  QVariant(QString, "file:///C:/foo")
QFileDialog::setDirectoryUrl QUrl("file:///C:/foo") empty= false valid= true
1 - Initial directory:  QUrl("file:///C:/foo") QFileDialog::DirectoryOnly

2 - Restoring state:  259 bytes

QFileDialog::restoreState 259
QFileDialog::restoreState currentDirectory= QUrl("file:///C:/foo") lastVisitedDir QUrl("file:///C:/foo")
QFileDialog::setDirectoryUrl QUrl("file:///C:/foo") empty= false valid= true
3 - Directory after restoring state:  QUrl("file:///C:/foo")

4 - Directory about to exec:  QUrl("file:///C:/foo")

5 - Storing directory:  QUrl("file:///C:/foo")

C:/Users/frkleint/AppData/Roaming/Company/Application.ini
QFileDialogPrivate::saveSettings
QFileDialogPrivate::saveSettings lastVisitedDir= "file:///C:/foo"