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DeviceCallback
class DeviceCallback
Callback class used for clients to receive MIDI device added and removed notifications
Summary
| Public methods |
| open Unit |
Called to notify when a new MIDI device has been added
|
| open Unit |
Called to notify when a MIDI device has been removed
|
| open Unit |
Called to notify when the status of a MIDI device has changed
|
Public constructors
DeviceCallback
DeviceCallback()
Public methods
onDeviceAdded
open fun onDeviceAdded(device: MidiDeviceInfo!): Unit
Called to notify when a new MIDI device has been added
onDeviceRemoved
open fun onDeviceRemoved(device: MidiDeviceInfo!): Unit
Called to notify when a MIDI device has been removed
onDeviceStatusChanged
open fun onDeviceStatusChanged(status: MidiDeviceStatus!): Unit
Called to notify when the status of a MIDI device has changed
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Last updated 2025-02-10 UTC.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-02-10 UTC."],[],[],null,["# MidiManager.DeviceCallback\n\nAdded in [API level 23](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)\n\nDeviceCallback\n==============\n\n*** ** * ** ***\n\nKotlin \\|[Java](/reference/android/media/midi/MidiManager.DeviceCallback \"View this page in Java\") \n\n```\nclass DeviceCallback\n```\n\n|---|----------------------------------------------------|\n| [kotlin.Any](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-any/index.html) ||\n| ↳ | [android.media.midi.MidiManager.DeviceCallback](#) |\n\nCallback class used for clients to receive MIDI device added and removed notifications\n\nSummary\n-------\n\n| Public constructors ||\n|------------------------------------------------|---|\n| [DeviceCallback](#DeviceCallback())`()` \u003cbr /\u003e |\n\n| Public methods ||\n|-----------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| open [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | [onDeviceAdded](#onDeviceAdded(android.media.midi.MidiDeviceInfo))`(`device:` `[MidiDeviceInfo](/reference/kotlin/android/media/midi/MidiDeviceInfo)!`)` Called to notify when a new MIDI device has been added |\n| open [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | [onDeviceRemoved](#onDeviceRemoved(android.media.midi.MidiDeviceInfo))`(`device:` `[MidiDeviceInfo](/reference/kotlin/android/media/midi/MidiDeviceInfo)!`)` Called to notify when a MIDI device has been removed |\n| open [Unit](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-unit/index.html) | [onDeviceStatusChanged](#onDeviceStatusChanged(android.media.midi.MidiDeviceStatus))`(`status:` `[MidiDeviceStatus](/reference/kotlin/android/media/midi/MidiDeviceStatus)!`)` Called to notify when the status of a MIDI device has changed |\n\nPublic constructors\n-------------------\n\n### DeviceCallback\n\n```\nDeviceCallback()\n```\n\nPublic methods\n--------------\n\n### onDeviceAdded\n\nAdded in [API level 23](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) \n\n```\nopen fun onDeviceAdded(device: MidiDeviceInfo!): Unit\n```\n\nCalled to notify when a new MIDI device has been added\n\n| Parameters ||\n|----------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `device` | [MidiDeviceInfo](/reference/kotlin/android/media/midi/MidiDeviceInfo)!: a [MidiDeviceInfo](/reference/kotlin/android/media/midi/MidiDeviceInfo) for the newly added device |\n\n### onDeviceRemoved\n\nAdded in [API level 23](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) \n\n```\nopen fun onDeviceRemoved(device: MidiDeviceInfo!): Unit\n```\n\nCalled to notify when a MIDI device has been removed\n\n| Parameters ||\n|----------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `device` | [MidiDeviceInfo](/reference/kotlin/android/media/midi/MidiDeviceInfo)!: a [MidiDeviceInfo](/reference/kotlin/android/media/midi/MidiDeviceInfo) for the removed device |\n\n### onDeviceStatusChanged\n\nAdded in [API level 23](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels) \n\n```\nopen fun onDeviceStatusChanged(status: MidiDeviceStatus!): Unit\n```\n\nCalled to notify when the status of a MIDI device has changed\n\n| Parameters ||\n|----------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `status` | [MidiDeviceStatus](/reference/kotlin/android/media/midi/MidiDeviceStatus)!: a [MidiDeviceStatus](/reference/kotlin/android/media/midi/MidiDeviceStatus) for the changed device |"]]
