void SetupDockSpaces()
{
//1. controller
this.dockspaceController = new DockSpacesController(this, SpaceConcept.NineSpace);
//2.
this.dockspaceController.LeftTopSpace.Content = boxLeftTop = CreateTinyControlBox(SpaceName.LeftTop);
this.dockspaceController.RightTopSpace.Content = boxRightTop = CreateTinyControlBox(SpaceName.RightTop);
this.dockspaceController.LeftBottomSpace.Content = boxLeftBottom = CreateTinyControlBox(SpaceName.LeftBottom);
this.dockspaceController.RightBottomSpace.Content = boxRightBottom = CreateTinyControlBox(SpaceName.RightBottom);
}