Type Alias SmpEventName

SmpEventName:
    | "on_playback_starting"
    | "on_playback_new_track"
    | "on_playback_stop"
    | "on_playback_seek"
    | "on_playback_pause"
    | "on_playback_time"
    | "on_playback_edited"
    | "on_playback_dynamic_info"
    | "on_playback_dynamic_info_track"
    | "on_playback_order_changed"
    | "on_playback_queue_changed"
    | "on_item_played"
    | "on_volume_change"
    | "on_selection_changed"
    | "on_library_items_added"
    | "on_library_items_removed"
    | "on_library_items_changed"
    | "on_metadb_changed"
    | "on_playlist_switch"
    | "on_playlist_items_added"
    | "on_playlist_items_removed"
    | "on_playlist_items_reordered"
    | "on_playlist_items_selection_change"
    | "on_item_focus_change"
    | "on_playlists_changed"
    | "on_dsp_preset_changed"
    | "on_output_device_changed"
    | "on_replaygain_mode_changed"
    | "on_colours_changed"
    | "on_font_changed"
    | "on_always_on_top_changed"
    | "on_cursor_follow_playback_changed"
    | "on_playback_follow_cursor_changed"
    | "on_playlist_stop_after_current_changed"
    | "on_focus"

SMP-style event name union accepted by fb.onSMP(event, callback).

Mirrors the original Spider Monkey Panel event vocabulary; these names are translated to the canonical FBEventName colon-format inside SMP_EVENT_MAP before reaching bridge.on(...).