Classes/NJHIDManager.h

   1 //
   2 //  NJHIDManager.h
   3 //  Enjoyable
   4 //
   5 //  Created by Joe Wreschnig on 3/13/13.
   6 //
   7 //
   8
   9 #import <Foundation/Foundation.h>
  10
  11 @protocol NJHIDManagerDelegate;
  12
  13 @interface NJHIDManager : NSObject
  14
  15 @property (nonatomic, copy) NSArray *criteria;
  16     // Changing the criteria may trigger a stop and restart. If this happens,
  17     // messages will be sent to the delegate as usual.
  18
  19 @property (nonatomic, assign) BOOL running;
  20 @property (nonatomic, weak) id <NJHIDManagerDelegate> delegate;
  21
  22 - (id)initWithCriteria:(NSArray *)criteria
  23               delegate:(id <NJHIDManagerDelegate>)delegate;
  24
  25 - (void)start;
  26 - (void)stop;
  27
  28 @end
  29
  30 @protocol NJHIDManagerDelegate
  31
  32 - (void)hidManagerDidStart:(NJHIDManager *)manager;
  33 - (void)hidManagerDidStop:(NJHIDManager *)manager;
  34     // Stopping the device will not trigger any removal events, so any
  35     // cleanup in the delegate must be done here.
  36
  37 - (void)hidManager:(NJHIDManager *)manager didError:(NSError *)error;
  38
  39 - (void)hidManager:(NJHIDManager *)manager deviceAdded:(IOHIDDeviceRef)device;
  40 - (void)hidManager:(NJHIDManager *)manager deviceRemoved:(IOHIDDeviceRef)device;
  41
  42 - (void)hidManager:(NJHIDManager *)manager
  43       valueChanged:(IOHIDValueRef)value
  44         fromDevice:(IOHIDDeviceRef)device;
  45 @end