void _export(object o)
{
_checking = true;
InvalidateRequerySuggested();
try
{
//TODO: check if exporting files fit in device free space
}
finally
{
_checking = false;
InvalidateRequerySuggested();
}
_mediaManager.Export(Items.Select(mevm => mevm.MediaExport).ToArray(), _concatMedia, _concatMediaName, (IIngestDirectory)SelectedDirectory.Directory, _mXFAudioExportFormat, _mXFVideoExportFormat);
_view.Close();
}