Slider's indicator visibility mode.
Since 1.13
enum Efl.Ui.Slider_Indicator_Visible_Mode { on_drag: 0, always, on_focus, none }
typedef enum { EFL_UI_SLIDER_INDICATOR_VISIBLE_MODE_ON_DRAG = 0, EFL_UI_SLIDER_INDICATOR_VISIBLE_MODE_ALWAYS, EFL_UI_SLIDER_INDICATOR_VISIBLE_MODE_ON_FOCUS, EFL_UI_SLIDER_INDICATOR_VISIBLE_MODE_NONE } Efl_Ui_Slider_Indicator_Visible_Mode;