ForceLayoutSelectedWithinBounds()
{
AssertValid();
// The combination of the LayOutTheseVerticesWithinBounds key added to
// the graph by this method and the LayOutTheseVerticesOnly key added
// later cause the selected vertices to be laid out within their
// bounding box.
//
// When the graph layout completes (which happens asynchronously),
// oNodeXLControl_GraphLaidOut() removes both keys.
oNodeXLControl.Graph.SetValue(
ReservedMetadataKeys.LayOutTheseVerticesWithinBounds, null);
ForceLayoutSelected();
}