Type Method

defaultCriticalSoundWithAudioVolume:

Creates a sound object that plays the default critical alert sound at the specified volume.

Declaration

+ (instancetype)defaultCriticalSoundWithAudioVolume:(float)volume;

Parameters

volume

The volume must be a value between 0.0 and 1.0.

Return Value

A sound object representing the default critical alert sound at the specified volume.

Discussion

Critical alerts ignore the mute switch and Do Not Disturb. They require a special entitlement issued by Apple.

See Also

Getting Critical Sounds

defaultCriticalSound

The default sound used for critical alerts.

+ criticalSoundNamed:

Creates a custom sound object for critical alerts.

+ criticalSoundNamed:withAudioVolume:

Creates a custom sound object for critical alerts with the specified volume.