private string GetDesignerRegionAttribute(RegionPosition region, BorderLayoutClickAction action) { string name = "{0}_{1}".FormatWith(region, action); this.designerRegions.Add(new DesignerRegion(this, name, false)); return "{0}=\"{1}\"".FormatWith(DesignerRegion.DesignerRegionAttributeName, this.designerRegions.Count - 1); }