Interface for UI objects which can have more than one orientation.
For example, sliders, which can be horizontal or vertical, or container boxes, which can arrange their elements in a horizontal or vertical fashion.
Compare with Efl.Gfx.Image_Orientable that works for images and includes rotation.
orientation (get, set)
Control the direction of a given widget.
Efl_Ui_Layout_Orientation efl_ui_layout_orientation_get(const Eo *obj); void efl_ui_layout_orientation_set(Eo *obj, Efl_Ui_Layout_Orientation dir);