private ScreenDocument WrapScreen(MegaMan.Common.ScreenInfo screen)
{
ScreenDocument doc = new ScreenDocument(screen, this);
screens.Add(screen.Name, doc);
doc.Renamed += ScreenRenamed;
doc.TileChanged += () => Dirty = true;
doc.Resized += (w, h) => OnScreenResized(doc, w, h);
return doc;
}