Example

local ThemeSlot3Lobby = BaseTheme:inheritclass("ThemeSlot3Lobby")

local bg_sound_name = "slot1_LobbyMusic"

local function _load_bg_sound_done()
    ThemeSlot3Lobby.SoundPart.Alive._audioBgmController:Play(bg_sound_name);
    ThemeSlot3Lobby.SoundPart.Alive._audioBgmController.Loop = true;
end

-- #######################
-- ## hook functions    ##
-- #######################

function ThemeSlot3Lobby:InitSound()
    self:LoadAudioTab(MjmDefine.CsAudioType.Bgm, bg_sound_name, "_audioBgmController", _load_bg_sound_done)
end