Information regarding transition events.

• from - The index from where the transition started, -1 if not known.
• to - The index to where the transition is headed, -1 if not known.

struct Efl.Ui.Spotlight.Transition_Event {
    from: int;
    to: int;
}

typedef struct _Efl_Ui_Spotlight_Transition_Event {
    int from;
    int to;
} Efl_Ui_Spotlight_Transition_Event;