public static Connector connector(this DesignerItem designerItem, string topLeftBottomOrRight)
{
return((Connector)designerItem.wpfInvoke(
() => {
var designerCanvas = designerItem.designerCanvas();
if (designerItem.notNull() && designerCanvas.notNull())
{
return (DiagramDesigner.Connector)designerCanvas.invoke("GetConnector", designerItem.ID, topLeftBottomOrRight);
}
return null;
}));
}