private void OnProjectPropertiesChanged(object sender, EventArgs eventArgs)
{
// this event is fired before the Project Properties dialog is closed, so that we have a chance
// to refresh everything before Paint events start getting fired, which can cause problems if
// any writing systems are removed that a rootsite is currently displaying
var dlg = (FwProjPropertiesDlg) sender;
if (dlg.WritingSystemsChanged())
{
if (m_app is FwXApp)
((FwXApp)m_app).OnMasterRefresh(null);
}
}