1 /*
2  * Copyright (C) 2016 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include <CoreMIDI/CoreMIDI.h>
18 #import <Foundation/Foundation.h>
19 
20 /** An abstract MIDI endpoint (input source or output destination). */
21 @interface MIDIEndpoint : NSObject
22 @property (readonly, nonatomic) MIDIEndpointRef endpoint;
23 @property (readonly, nonatomic) NSString *name;
24 @property (readonly, nonatomic, getter=isOnline) BOOL online;
25 @end
26 
27 @interface MIDIDestination : MIDIEndpoint
28 /** Returns an NSArray of all MIDI output destinations currently available on the system. */
29 + (NSArray<MIDIDestination *> *)allDestinations;
30 @end
31 
32 @interface MIDISource : MIDIEndpoint
33 /** Returns an NSArray of all MIDI input sources currently available on the system. */
34 + (NSArray<MIDISource *> *)allSources;
35 @end
36