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| author | Phil Burk <philburk@google.com> | 2015-10-12 21:35:12 +0000 |
|---|---|---|
| committer | Android Git Automerger <android-git-automerger@android.com> | 2015-10-12 21:35:12 +0000 |
| commit | 0a64b146d0bb65145a9644a8e2ad59e80fe37678 (patch) | |
| tree | 8a4289240f264c8b8b20bf16a380179faa4a9f6c /media | |
| parent | d9635e60f00ccd10187a6dd0c51243a201d55ab3 (diff) | |
| parent | e39def480fd2d1bcc3a89751dd492d4634c38194 (diff) | |
| download | frameworks_base-0a64b146d0bb65145a9644a8e2ad59e80fe37678.zip frameworks_base-0a64b146d0bb65145a9644a8e2ad59e80fe37678.tar.gz frameworks_base-0a64b146d0bb65145a9644a8e2ad59e80fe37678.tar.bz2 | |
am e39def48: MidiService: update listener with current status when registered
* commit 'e39def480fd2d1bcc3a89751dd492d4634c38194':
MidiService: update listener with current status when registered
Diffstat (limited to 'media')
| -rw-r--r-- | media/java/android/media/midi/MidiManager.java | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/media/java/android/media/midi/MidiManager.java b/media/java/android/media/midi/MidiManager.java index 7197dc0..29863d4 100644 --- a/media/java/android/media/midi/MidiManager.java +++ b/media/java/android/media/midi/MidiManager.java @@ -169,6 +169,13 @@ public final class MidiManager { /** * Registers a callback to receive notifications when MIDI devices are added and removed. * + * The {@link DeviceCallback#onDeviceStatusChanged} method will be called immediately + * for any devices that have open ports. This allows applications to know which input + * ports are already in use and, therefore, unavailable. + * + * Applications should call {@link #getDevices} before registering the callback + * to get a list of devices already added. + * * @param callback a {@link DeviceCallback} for MIDI device notifications * @param handler The {@link android.os.Handler Handler} that will be used for delivering the * device notifications. If handler is null, then the thread used for the |