枚举 AudioService 

pub enum AudioService {
    Main,
    Effects,
    VisuallyImpaired,
    HearingImpaired,
    Dialogue,
    Commentary,
    Emergency,
    VoiceOver,
    Karaoke,
}

Variants

Main

Effects

VisuallyImpaired

HearingImpaired

Dialogue

Commentary

Emergency

VoiceOver

Karaoke

trait 实现

impl Clone for AudioService

fn clone(&self) -> AudioService

Returns a duplicate of the value. 阅读更多

fn clone_from(&mut self, source: &Self)

从 source 执行拷贝赋值。 阅读更多

impl Debug for AudioService

fn fmt(&self, f: &mut Formatter<'_>) -> Result

使用给定的格式化器格式化该值。 阅读更多

impl From<AVAudioServiceType> for AudioService

fn from(value: AVAudioServiceType) -> Self

Converts to this type from the input type.

impl From<AudioService> for AVAudioServiceType

fn from(value: AudioService) -> AVAudioServiceType

Converts to this type from the input type.

impl PartialEq for AudioService

fn eq(&self, other: &AudioService) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

测试 !=。默认实现几乎总是足够的，没有充分理由不应被重写。

impl Copy for AudioService

impl Eq for AudioService

impl StructuralPartialEq for AudioService