code: func (win *Window) LayoutSpacePushRatio(x, y, w, h float64) {
  	if win.layout.Row.Type != layoutDynamicFree {
  		panic(WrongLayoutErr)
  	}
  	win.layout.Row.DynamicFreeX, win.layout.Row.DynamicFreeY, win.layout.Row.DynamicFreeH, win.layout.Row.DynamicFreeW = x, y, w, h
  }
docs: // Sets position and size of the next widgets in a Space row layout