private void createUIComponents() {
        classPackageChooser = createPackageChooser();

        destinationFolderCB = new KotlinDestinationFolderComboBox() {
            @Override
            public String getTargetPackage() {
                return MoveKotlinTopLevelDeclarationsDialog.this.getTargetPackage();
            }

            @Override
            protected boolean sourceRootsInTargetDirOnly() {
                return !freezeTargets;
            }
        };
    }
private void createUIComponents()