choosePackageFile :: Window -> Maybe FilePath -> IO (Maybe FilePath)
choosePackageFile window mbDir = chooseFile window (__ "Select cabal package file (.cabal)") mbDir
choosePackageFile :: Window -> Maybe FilePath -> IO (Maybe FilePath)
choosePackageFile window mbDir = chooseFile window (__ "Select cabal package file (.cabal)") mbDir
choosePackageFile window mbDir = chooseFile window (__ "Select cabal package file (.cabal)") mbDir