public void addItem(int dbc)
{
ObjectStructure o = MainWindow.loadManifest(tabNames[dbc]);
data[dbc].Add(o);
o.setObserver(ContentCollectionChangedsub);
}
public void addItem(int dbc, ObjectStructure o)
{
data[dbc].Add(o);
o.setObserver(ContentCollectionChangedsub);
}