Added AppleRemote utils.
vspader
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5245c511cf
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798602bfd4
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/*****************************************************************************
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* AppleRemote.h
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* AppleRemote
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* $Id: AppleRemote.h 18683 2007-02-02 09:12:37Z fkuehne $
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*
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* Created by Martin Kahr on 11.03.06 under a MIT-style license.
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* Copyright (c) 2006 martinkahr.com. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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*****************************************************************************
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*
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* Note that changes made by any members or contributors of the VideoLAN team
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* (i.e. changes that were checked in exclusively into one of VideoLAN's source code
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* repositories) are licensed under the GNU General Public License version 2,
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* or (at your option) any later version.
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* Thus, the following statements apply to our changes:
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*
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* Copyright (C) 2006-2007 the VideoLAN team
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* Authors: Eric Petit <titer@m0k.org>
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* Felix Kühne <fkuehne at videolan dot org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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#import <Cocoa/Cocoa.h>
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#import <mach/mach.h>
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#import <mach/mach_error.h>
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#import <IOKit/IOKitLib.h>
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#import <IOKit/IOCFPlugIn.h>
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#import <IOKit/hid/IOHIDLib.h>
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#import <IOKit/hid/IOHIDKeys.h>
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enum AppleRemoteEventIdentifier
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{
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kRemoteButtonVolume_Plus =1<<1,
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kRemoteButtonVolume_Minus =1<<2,
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kRemoteButtonMenu =1<<3,
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kRemoteButtonPlay =1<<4,
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kRemoteButtonRight =1<<5,
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kRemoteButtonLeft =1<<6,
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kRemoteButtonRight_Hold =1<<7,
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kRemoteButtonLeft_Hold =1<<8,
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kRemoteButtonMenu_Hold =1<<9,
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kRemoteButtonPlay_Sleep =1<<10,
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kRemoteControl_Switched =1<<11,
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kRemoteButtonVolume_Plus_Hold =1<<12,
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kRemoteButtonVolume_Minus_Hold =1<<13
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};
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typedef enum AppleRemoteEventIdentifier AppleRemoteEventIdentifier;
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/* Encapsulates usage of the apple remote control
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This class is implemented as a singleton as there is exactly one remote per machine (until now)
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The class is not thread safe
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*/
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@interface AppleRemote : NSObject {
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IOHIDDeviceInterface** hidDeviceInterface;
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IOHIDQueueInterface** queue;
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NSMutableArray* allCookies;
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NSMutableDictionary* cookieToButtonMapping;
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BOOL openInExclusiveMode;
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BOOL simulatePlusMinusHold;
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BOOL processesBacklog;
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/* state for simulating plus/minus hold */
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BOOL lastEventSimulatedHold;
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AppleRemoteEventIdentifier lastPlusMinusEvent;
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NSTimeInterval lastPlusMinusEventTime;
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int remoteId;
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unsigned int clickCountEnabledButtons;
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NSTimeInterval maxClickTimeDifference;
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NSTimeInterval lastClickCountEventTime;
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AppleRemoteEventIdentifier lastClickCountEvent;
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unsigned int eventClickCount;
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IBOutlet id delegate;
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}
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- (int) remoteId;
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- (BOOL) isRemoteAvailable;
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- (BOOL) isListeningToRemote;
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- (void) setListeningToRemote: (BOOL) value;
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- (BOOL) isOpenInExclusiveMode;
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- (void) setOpenInExclusiveMode: (BOOL) value;
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/* click counting makes it possible to recognize if the user has pressed a button repeatedly
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* click counting does delay each event as it has to wait if there is another event (second click)
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* therefore there is a slight time difference (maximumClickCountTimeDifference) between a single click
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* of the user and the call of your delegate method
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* click counting can be enabled individually for specific buttons. Use the property clickCountEnableButtons
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* to set the buttons for which click counting shall be enabled */
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- (BOOL) clickCountingEnabled;
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- (void) setClickCountingEnabled: (BOOL) value;
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- (unsigned int) clickCountEnabledButtons;
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- (void) setClickCountEnabledButtons: (unsigned int)value;
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/* the maximum time difference till which clicks are recognized as multi clicks */
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- (NSTimeInterval) maximumClickCountTimeDifference;
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- (void) setMaximumClickCountTimeDifference: (NSTimeInterval) timeDiff;
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/* When your application needs to much time on the main thread when processing an event other events
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* may already be received which are put on a backlog. As soon as your main thread
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* has some spare time this backlog is processed and may flood your delegate with calls.
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* Backlog processing is turned off by default. */
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- (BOOL) processesBacklog;
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- (void) setProcessesBacklog: (BOOL) value;
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/* Sets an NSApplication delegate which starts listening when application is becoming active
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* and stops listening when application resigns being active.
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* If an NSApplication delegate has been already set all method calls will be forwarded to this delegate, too. */
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- (BOOL) listeningOnAppActivate;
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- (void) setListeningOnAppActivate: (BOOL) value;
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/* Simulating plus/minus hold does deactivate sending of individual requests for plus/minus pressed down/released.
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* Instead special hold events are being triggered when the user is pressing and holding plus/minus for a small period.
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* With simulating enabled the plus/minus buttons do behave as the left/right buttons */
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- (BOOL) simulatesPlusMinusHold;
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- (void) setSimulatesPlusMinusHold: (BOOL) value;
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/* Delegates are not retained */
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- (void) setDelegate: (id) delegate;
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- (id) delegate;
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- (IBAction) startListening: (id) sender;
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- (IBAction) stopListening: (id) sender;
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@end
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@interface AppleRemote (Singleton)
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+ (AppleRemote*) sharedRemote;
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@end
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/* Method definitions for the delegate of the AppleRemote class */
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@interface NSObject(NSAppleRemoteDelegate)
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- (void) appleRemoteButton: (AppleRemoteEventIdentifier)buttonIdentifier pressedDown: (BOOL) pressedDown clickCount: (unsigned int) count;
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@end
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@interface AppleRemote (PrivateMethods)
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- (void) setRemoteId: (int) aValue;
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- (NSDictionary*) cookieToButtonMapping;
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- (IOHIDQueueInterface**) queue;
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- (IOHIDDeviceInterface**) hidDeviceInterface;
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- (void) handleEventWithCookieString: (NSString*) cookieString sumOfValues: (SInt32) sumOfValues;
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@end
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@interface AppleRemote (IOKitMethods)
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- (io_object_t) findAppleRemoteDevice;
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- (IOHIDDeviceInterface**) createInterfaceForDevice: (io_object_t) hidDevice;
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- (BOOL) initializeCookies;
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- (BOOL) openDevice;
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@end
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/* A NSApplication delegate which is used to activate and deactivate listening to the remote control
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* dependent on the activation state of your application.
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* All events are delegated to the original NSApplication delegate if necessary */
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@interface AppleRemoteApplicationDelegate : NSObject {
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id applicationDelegate;
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}
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- (id) initWithApplicationDelegate: (id) delegate;
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- (id) applicationDelegate;
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@end
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@ -0,0 +1,713 @@
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/*****************************************************************************
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* AppleRemote.m
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* AppleRemote
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* $Id: AppleRemote.m 18683 2007-02-02 09:12:37Z fkuehne $
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*
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* Created by Martin Kahr on 11.03.06 under a MIT-style license.
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* Copyright (c) 2006 martinkahr.com. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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*****************************************************************************
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*
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* Note that changes made by any members or contributors of the VideoLAN team
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* (i.e. changes that were exclusively checked in to one of VideoLAN's source code
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* repositories) are licensed under the GNU General Public License version 2,
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* or (at your option) any later version.
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||||||
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* Thus, the following statements apply to our changes:
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*
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* Copyright (C) 2006-2007 the VideoLAN team
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* Authors: Eric Petit <titer@m0k.org>
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* Felix Kühne <fkuehne at videolan dot org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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#import "AppleRemote.h"
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const char* AppleRemoteDeviceName = "AppleIRController";
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const int REMOTE_SWITCH_COOKIE=19;
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const NSTimeInterval DEFAULT_MAXIMUM_CLICK_TIME_DIFFERENCE=0.35;
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const NSTimeInterval HOLD_RECOGNITION_TIME_INTERVAL=0.4;
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@implementation AppleRemote
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#pragma public interface
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- (id) init {
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if ( self = [super init] ) {
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openInExclusiveMode = YES;
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queue = NULL;
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hidDeviceInterface = NULL;
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cookieToButtonMapping = [[NSMutableDictionary alloc] init];
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[cookieToButtonMapping setObject:[NSNumber numberWithInt:kRemoteButtonVolume_Plus] forKey:@"14_12_11_6_"];
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[cookieToButtonMapping setObject:[NSNumber numberWithInt:kRemoteButtonVolume_Minus] forKey:@"14_13_11_6_"];
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[cookieToButtonMapping setObject:[NSNumber numberWithInt:kRemoteButtonMenu] forKey:@"14_7_6_14_7_6_"];
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[cookieToButtonMapping setObject:[NSNumber numberWithInt:kRemoteButtonPlay] forKey:@"14_8_6_14_8_6_"];
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[cookieToButtonMapping setObject:[NSNumber numberWithInt:kRemoteButtonRight] forKey:@"14_9_6_14_9_6_"];
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[cookieToButtonMapping setObject:[NSNumber numberWithInt:kRemoteButtonLeft] forKey:@"14_10_6_14_10_6_"];
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[cookieToButtonMapping setObject:[NSNumber numberWithInt:kRemoteButtonRight_Hold] forKey:@"14_6_4_2_"];
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[cookieToButtonMapping setObject:[NSNumber numberWithInt:kRemoteButtonLeft_Hold] forKey:@"14_6_3_2_"];
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[cookieToButtonMapping setObject:[NSNumber numberWithInt:kRemoteButtonMenu_Hold] forKey:@"14_6_14_6_"];
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[cookieToButtonMapping setObject:[NSNumber numberWithInt:kRemoteButtonPlay_Sleep] forKey:@"18_14_6_18_14_6_"];
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[cookieToButtonMapping setObject:[NSNumber numberWithInt:kRemoteControl_Switched] forKey:@"19_"];
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/* defaults */
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[self setSimulatesPlusMinusHold: YES];
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maxClickTimeDifference = DEFAULT_MAXIMUM_CLICK_TIME_DIFFERENCE;
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}
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return self;
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}
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- (void) dealloc {
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[self stopListening:self];
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[cookieToButtonMapping release];
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[super dealloc];
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}
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/* this was added by the VideoLAN team to ensure Leopard-compatibility and is VLC-only */
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#if GC_ENABLED
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- (void)finalize
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{
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[self stopListening: self];
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[super finalize];
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}
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#endif
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- (int) remoteId {
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return remoteId;
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}
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- (BOOL) isRemoteAvailable {
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io_object_t hidDevice = [self findAppleRemoteDevice];
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if (hidDevice != 0) {
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IOObjectRelease(hidDevice);
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return YES;
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} else {
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return NO;
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}
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}
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- (BOOL) isListeningToRemote {
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return (hidDeviceInterface != NULL && allCookies != NULL && queue != NULL);
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}
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- (void) setListeningToRemote: (BOOL) value {
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if (value == NO) {
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[self stopListening:self];
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} else {
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[self startListening:self];
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}
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}
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/* Delegates are not retained!
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* http://developer.apple.com/documentation/Cocoa/Conceptual/CocoaFundamentals/CommunicatingWithObjects/chapter_6_section_4.html
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* Delegating objects do not (and should not) retain their delegates.
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* However, clients of delegating objects (applications, usually) are responsible for ensuring that their delegates are around
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* to receive delegation messages. To do this, they may have to retain the delegate. */
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- (void) setDelegate: (id) _delegate {
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if (_delegate && [_delegate respondsToSelector:@selector(appleRemoteButton:pressedDown:clickCount:)]==NO) return;
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delegate = _delegate;
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}
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- (id) delegate {
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return delegate;
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}
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- (BOOL) isOpenInExclusiveMode {
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return openInExclusiveMode;
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}
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- (void) setOpenInExclusiveMode: (BOOL) value {
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openInExclusiveMode = value;
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}
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- (BOOL) clickCountingEnabled {
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return clickCountEnabledButtons != 0;
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}
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- (void) setClickCountingEnabled: (BOOL) value {
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if (value) {
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[self setClickCountEnabledButtons: kRemoteButtonVolume_Plus | kRemoteButtonVolume_Minus | kRemoteButtonPlay | kRemoteButtonLeft | kRemoteButtonRight | kRemoteButtonMenu];
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} else {
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||||||
|
[self setClickCountEnabledButtons: 0];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
- (unsigned int) clickCountEnabledButtons {
|
||||||
|
return clickCountEnabledButtons;
|
||||||
|
}
|
||||||
|
- (void) setClickCountEnabledButtons: (unsigned int)value {
|
||||||
|
clickCountEnabledButtons = value;
|
||||||
|
}
|
||||||
|
|
||||||
|
- (NSTimeInterval) maximumClickCountTimeDifference {
|
||||||
|
return maxClickTimeDifference;
|
||||||
|
}
|
||||||
|
- (void) setMaximumClickCountTimeDifference: (NSTimeInterval) timeDiff {
|
||||||
|
maxClickTimeDifference = timeDiff;
|
||||||
|
}
|
||||||
|
|
||||||
|
- (BOOL) processesBacklog {
|
||||||
|
return processesBacklog;
|
||||||
|
}
|
||||||
|
- (void) setProcessesBacklog: (BOOL) value {
|
||||||
|
processesBacklog = value;
|
||||||
|
}
|
||||||
|
|
||||||
|
- (BOOL) listeningOnAppActivate {
|
||||||
|
id appDelegate = [NSApp delegate];
|
||||||
|
return (appDelegate!=nil && [appDelegate isKindOfClass: [AppleRemoteApplicationDelegate class]]);
|
||||||
|
}
|
||||||
|
- (void) setListeningOnAppActivate: (BOOL) value {
|
||||||
|
if (value) {
|
||||||
|
if ([self listeningOnAppActivate]) return;
|
||||||
|
AppleRemoteApplicationDelegate* appDelegate = [[AppleRemoteApplicationDelegate alloc] initWithApplicationDelegate: [NSApp delegate]];
|
||||||
|
/* NSApp does not retain its delegate therefore we keep retain count on 1 */
|
||||||
|
[NSApp setDelegate: appDelegate];
|
||||||
|
} else {
|
||||||
|
if ([self listeningOnAppActivate]==NO) return;
|
||||||
|
AppleRemoteApplicationDelegate* appDelegate = (AppleRemoteApplicationDelegate*)[NSApp delegate];
|
||||||
|
id previousAppDelegate = [appDelegate applicationDelegate];
|
||||||
|
[NSApp setDelegate: previousAppDelegate];
|
||||||
|
[appDelegate release];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
- (BOOL) simulatesPlusMinusHold {
|
||||||
|
return simulatePlusMinusHold;
|
||||||
|
}
|
||||||
|
- (void) setSimulatesPlusMinusHold: (BOOL) value {
|
||||||
|
simulatePlusMinusHold = value;
|
||||||
|
}
|
||||||
|
|
||||||
|
- (IBAction) startListening: (id) sender {
|
||||||
|
if ([self isListeningToRemote]) return;
|
||||||
|
|
||||||
|
io_object_t hidDevice = [self findAppleRemoteDevice];
|
||||||
|
if (hidDevice == 0) return;
|
||||||
|
|
||||||
|
if ([self createInterfaceForDevice:hidDevice] == NULL) {
|
||||||
|
goto error;
|
||||||
|
}
|
||||||
|
|
||||||
|
if ([self initializeCookies]==NO) {
|
||||||
|
goto error;
|
||||||
|
}
|
||||||
|
|
||||||
|
if ([self openDevice]==NO) {
|
||||||
|
goto error;
|
||||||
|
}
|
||||||
|
goto cleanup;
|
||||||
|
|
||||||
|
error:
|
||||||
|
[self stopListening:self];
|
||||||
|
|
||||||
|
cleanup:
|
||||||
|
IOObjectRelease(hidDevice);
|
||||||
|
}
|
||||||
|
|
||||||
|
- (IBAction) stopListening: (id) sender {
|
||||||
|
if (queue != NULL) {
|
||||||
|
(*queue)->stop(queue);
|
||||||
|
|
||||||
|
//dispose of queue
|
||||||
|
(*queue)->dispose(queue);
|
||||||
|
|
||||||
|
//release the queue we allocated
|
||||||
|
(*queue)->Release(queue);
|
||||||
|
|
||||||
|
queue = NULL;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (allCookies != nil) {
|
||||||
|
[allCookies autorelease];
|
||||||
|
allCookies = nil;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (hidDeviceInterface != NULL) {
|
||||||
|
//close the device
|
||||||
|
(*hidDeviceInterface)->close(hidDeviceInterface);
|
||||||
|
|
||||||
|
//release the interface
|
||||||
|
(*hidDeviceInterface)->Release(hidDeviceInterface);
|
||||||
|
|
||||||
|
hidDeviceInterface = NULL;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
@end
|
||||||
|
|
||||||
|
@implementation AppleRemote (Singleton)
|
||||||
|
|
||||||
|
static AppleRemote* sharedInstance=nil;
|
||||||
|
|
||||||
|
+ (AppleRemote*) sharedRemote {
|
||||||
|
@synchronized(self) {
|
||||||
|
if (sharedInstance == nil) {
|
||||||
|
sharedInstance = [[self alloc] init];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return sharedInstance;
|
||||||
|
}
|
||||||
|
+ (id)allocWithZone:(NSZone *)zone {
|
||||||
|
@synchronized(self) {
|
||||||
|
if (sharedInstance == nil) {
|
||||||
|
return [super allocWithZone:zone];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return sharedInstance;
|
||||||
|
}
|
||||||
|
- (id)copyWithZone:(NSZone *)zone {
|
||||||
|
return self;
|
||||||
|
}
|
||||||
|
- (id)retain {
|
||||||
|
return self;
|
||||||
|
}
|
||||||
|
- (unsigned)retainCount {
|
||||||
|
return UINT_MAX; //denotes an object that cannot be released
|
||||||
|
}
|
||||||
|
- (void)release {
|
||||||
|
//do nothing
|
||||||
|
}
|
||||||
|
- (id)autorelease {
|
||||||
|
return self;
|
||||||
|
}
|
||||||
|
|
||||||
|
@end
|
||||||
|
|
||||||
|
@implementation AppleRemote (PrivateMethods)
|
||||||
|
|
||||||
|
- (void) setRemoteId: (int) value {
|
||||||
|
remoteId = value;
|
||||||
|
}
|
||||||
|
|
||||||
|
- (IOHIDQueueInterface**) queue {
|
||||||
|
return queue;
|
||||||
|
}
|
||||||
|
|
||||||
|
- (IOHIDDeviceInterface**) hidDeviceInterface {
|
||||||
|
return hidDeviceInterface;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
- (NSDictionary*) cookieToButtonMapping {
|
||||||
|
return cookieToButtonMapping;
|
||||||
|
}
|
||||||
|
|
||||||
|
- (NSString*) validCookieSubstring: (NSString*) cookieString {
|
||||||
|
if (cookieString == nil || [cookieString length] == 0) return nil;
|
||||||
|
NSEnumerator* keyEnum = [[self cookieToButtonMapping] keyEnumerator];
|
||||||
|
NSString* key;
|
||||||
|
while(key = [keyEnum nextObject]) {
|
||||||
|
NSRange range = [cookieString rangeOfString:key];
|
||||||
|
if (range.location == 0) return key;
|
||||||
|
}
|
||||||
|
return nil;
|
||||||
|
}
|
||||||
|
|
||||||
|
- (void) sendSimulatedPlusMinusEvent: (id) time {
|
||||||
|
BOOL startSimulateHold = NO;
|
||||||
|
AppleRemoteEventIdentifier event = lastPlusMinusEvent;
|
||||||
|
@synchronized(self) {
|
||||||
|
startSimulateHold = (lastPlusMinusEvent>0 && lastPlusMinusEventTime == [time doubleValue]);
|
||||||
|
}
|
||||||
|
if (startSimulateHold) {
|
||||||
|
lastEventSimulatedHold = YES;
|
||||||
|
event = (event==kRemoteButtonVolume_Plus) ? kRemoteButtonVolume_Plus_Hold : kRemoteButtonVolume_Minus_Hold;
|
||||||
|
[delegate appleRemoteButton:event pressedDown: YES clickCount: 1];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
- (void) sendRemoteButtonEvent: (AppleRemoteEventIdentifier) event pressedDown: (BOOL) pressedDown {
|
||||||
|
if (delegate) {
|
||||||
|
if (simulatePlusMinusHold) {
|
||||||
|
if (event == kRemoteButtonVolume_Plus || event == kRemoteButtonVolume_Minus) {
|
||||||
|
if (pressedDown) {
|
||||||
|
lastPlusMinusEvent = event;
|
||||||
|
lastPlusMinusEventTime = [NSDate timeIntervalSinceReferenceDate];
|
||||||
|
[self performSelector:@selector(sendSimulatedPlusMinusEvent:)
|
||||||
|
withObject:[NSNumber numberWithDouble:lastPlusMinusEventTime]
|
||||||
|
afterDelay:HOLD_RECOGNITION_TIME_INTERVAL];
|
||||||
|
return;
|
||||||
|
} else {
|
||||||
|
if (lastEventSimulatedHold) {
|
||||||
|
event = (event==kRemoteButtonVolume_Plus) ? kRemoteButtonVolume_Plus_Hold : kRemoteButtonVolume_Minus_Hold;
|
||||||
|
lastPlusMinusEvent = 0;
|
||||||
|
lastEventSimulatedHold = NO;
|
||||||
|
} else {
|
||||||
|
@synchronized(self) {
|
||||||
|
lastPlusMinusEvent = 0;
|
||||||
|
}
|
||||||
|
pressedDown = YES;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if (([self clickCountEnabledButtons] & event) == event) {
|
||||||
|
if (pressedDown==NO && (event == kRemoteButtonVolume_Minus || event == kRemoteButtonVolume_Plus)) {
|
||||||
|
return; // this one is triggered automatically by the handler
|
||||||
|
}
|
||||||
|
NSNumber* eventNumber;
|
||||||
|
NSNumber* timeNumber;
|
||||||
|
@synchronized(self) {
|
||||||
|
lastClickCountEventTime = [NSDate timeIntervalSinceReferenceDate];
|
||||||
|
if (lastClickCountEvent == event) {
|
||||||
|
eventClickCount = eventClickCount + 1;
|
||||||
|
} else {
|
||||||
|
eventClickCount = 1;
|
||||||
|
}
|
||||||
|
lastClickCountEvent = event;
|
||||||
|
timeNumber = [NSNumber numberWithDouble:lastClickCountEventTime];
|
||||||
|
eventNumber= [NSNumber numberWithUnsignedInt:event];
|
||||||
|
}
|
||||||
|
[self performSelector: @selector(executeClickCountEvent:)
|
||||||
|
withObject: [NSArray arrayWithObjects:eventNumber, timeNumber, nil]
|
||||||
|
afterDelay: maxClickTimeDifference];
|
||||||
|
} else {
|
||||||
|
[delegate appleRemoteButton:event pressedDown: pressedDown clickCount:1];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
- (void) executeClickCountEvent: (NSArray*) values {
|
||||||
|
AppleRemoteEventIdentifier event = [[values objectAtIndex: 0] unsignedIntValue];
|
||||||
|
NSTimeInterval eventTimePoint = [[values objectAtIndex: 1] doubleValue];
|
||||||
|
|
||||||
|
BOOL finishedClicking = NO;
|
||||||
|
int finalClickCount = eventClickCount;
|
||||||
|
|
||||||
|
@synchronized(self) {
|
||||||
|
finishedClicking = (event != lastClickCountEvent || eventTimePoint == lastClickCountEventTime);
|
||||||
|
if (finishedClicking) eventClickCount = 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (finishedClicking) {
|
||||||
|
[delegate appleRemoteButton:event pressedDown: YES clickCount:finalClickCount];
|
||||||
|
if ([self simulatesPlusMinusHold]==NO && (event == kRemoteButtonVolume_Minus || event == kRemoteButtonVolume_Plus)) {
|
||||||
|
// trigger a button release event, too
|
||||||
|
[NSThread sleepUntilDate: [NSDate dateWithTimeIntervalSinceNow:0.1]];
|
||||||
|
[delegate appleRemoteButton:event pressedDown: NO clickCount:finalClickCount];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
- (void) handleEventWithCookieString: (NSString*) cookieString sumOfValues: (SInt32) sumOfValues {
|
||||||
|
/*
|
||||||
|
if (previousRemainingCookieString) {
|
||||||
|
cookieString = [previousRemainingCookieString stringByAppendingString: cookieString];
|
||||||
|
NSLog(@"New cookie string is %@", cookieString);
|
||||||
|
[previousRemainingCookieString release], previousRemainingCookieString=nil;
|
||||||
|
}*/
|
||||||
|
if (cookieString == nil || [cookieString length] == 0) return;
|
||||||
|
NSNumber* buttonId = [[self cookieToButtonMapping] objectForKey: cookieString];
|
||||||
|
if (buttonId != nil) {
|
||||||
|
[self sendRemoteButtonEvent: [buttonId intValue] pressedDown: (sumOfValues>0)];
|
||||||
|
} else {
|
||||||
|
// let's see if a number of events are stored in the cookie string. this does
|
||||||
|
// happen when the main thread is too busy to handle all incoming events in time.
|
||||||
|
NSString* subCookieString;
|
||||||
|
NSString* lastSubCookieString=nil;
|
||||||
|
while(subCookieString = [self validCookieSubstring: cookieString]) {
|
||||||
|
cookieString = [cookieString substringFromIndex: [subCookieString length]];
|
||||||
|
lastSubCookieString = subCookieString;
|
||||||
|
if (processesBacklog) [self handleEventWithCookieString: subCookieString sumOfValues:sumOfValues];
|
||||||
|
}
|
||||||
|
if (processesBacklog == NO && lastSubCookieString != nil) {
|
||||||
|
// process the last event of the backlog and assume that the button is not pressed down any longer.
|
||||||
|
// The events in the backlog do not seem to be in order and therefore (in rare cases) the last event might be
|
||||||
|
// a button pressed down event while in reality the user has released it.
|
||||||
|
// NSLog(@"processing last event of backlog");
|
||||||
|
[self handleEventWithCookieString: lastSubCookieString sumOfValues:0];
|
||||||
|
}
|
||||||
|
if ([cookieString length] > 0) {
|
||||||
|
NSLog(@"Unknown button for cookiestring %@", cookieString);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
@end
|
||||||
|
|
||||||
|
/* Callback method for the device queue
|
||||||
|
Will be called for any event of any type (cookie) to which we subscribe
|
||||||
|
*/
|
||||||
|
static void QueueCallbackFunction(void* target, IOReturn result, void* refcon, void* sender) {
|
||||||
|
AppleRemote* remote = (AppleRemote*)target;
|
||||||
|
|
||||||
|
IOHIDEventStruct event;
|
||||||
|
AbsoluteTime zeroTime = {0,0};
|
||||||
|
NSMutableString* cookieString = [NSMutableString string];
|
||||||
|
SInt32 sumOfValues = 0;
|
||||||
|
while (result == kIOReturnSuccess)
|
||||||
|
{
|
||||||
|
result = (*[remote queue])->getNextEvent([remote queue], &event, zeroTime, 0);
|
||||||
|
if ( result != kIOReturnSuccess )
|
||||||
|
continue;
|
||||||
|
|
||||||
|
//printf("%d %d %d\n", event.elementCookie, event.value, event.longValue);
|
||||||
|
|
||||||
|
if (REMOTE_SWITCH_COOKIE == (int)event.elementCookie) {
|
||||||
|
[remote setRemoteId: event.value];
|
||||||
|
[remote handleEventWithCookieString: @"19_" sumOfValues: 0];
|
||||||
|
} else {
|
||||||
|
if (((int)event.elementCookie)!=5) {
|
||||||
|
sumOfValues+=event.value;
|
||||||
|
[cookieString appendString:[NSString stringWithFormat:@"%d_", event.elementCookie]];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
[remote handleEventWithCookieString: cookieString sumOfValues: sumOfValues];
|
||||||
|
}
|
||||||
|
|
||||||
|
@implementation AppleRemote (IOKitMethods)
|
||||||
|
|
||||||
|
- (IOHIDDeviceInterface**) createInterfaceForDevice: (io_object_t) hidDevice {
|
||||||
|
io_name_t className;
|
||||||
|
IOCFPlugInInterface** plugInInterface = NULL;
|
||||||
|
HRESULT plugInResult = S_OK;
|
||||||
|
SInt32 score = 0;
|
||||||
|
IOReturn ioReturnValue = kIOReturnSuccess;
|
||||||
|
|
||||||
|
hidDeviceInterface = NULL;
|
||||||
|
|
||||||
|
ioReturnValue = IOObjectGetClass(hidDevice, className);
|
||||||
|
|
||||||
|
if (ioReturnValue != kIOReturnSuccess) {
|
||||||
|
NSLog(@"Error: Failed to get class name.");
|
||||||
|
return NULL;
|
||||||
|
}
|
||||||
|
|
||||||
|
ioReturnValue = IOCreatePlugInInterfaceForService(hidDevice,
|
||||||
|
kIOHIDDeviceUserClientTypeID,
|
||||||
|
kIOCFPlugInInterfaceID,
|
||||||
|
&plugInInterface,
|
||||||
|
&score);
|
||||||
|
if (ioReturnValue == kIOReturnSuccess)
|
||||||
|
{
|
||||||
|
//Call a method of the intermediate plug-in to create the device interface
|
||||||
|
plugInResult = (*plugInInterface)->QueryInterface(plugInInterface, CFUUIDGetUUIDBytes(kIOHIDDeviceInterfaceID), (LPVOID) &hidDeviceInterface);
|
||||||
|
|
||||||
|
if (plugInResult != S_OK) {
|
||||||
|
NSLog(@"Error: Couldn't create HID class device interface");
|
||||||
|
}
|
||||||
|
// Release
|
||||||
|
if (plugInInterface) (*plugInInterface)->Release(plugInInterface);
|
||||||
|
}
|
||||||
|
return hidDeviceInterface;
|
||||||
|
}
|
||||||
|
|
||||||
|
- (io_object_t) findAppleRemoteDevice {
|
||||||
|
CFMutableDictionaryRef hidMatchDictionary = NULL;
|
||||||
|
IOReturn ioReturnValue = kIOReturnSuccess;
|
||||||
|
io_iterator_t hidObjectIterator = 0;
|
||||||
|
io_object_t hidDevice = 0;
|
||||||
|
|
||||||
|
// Set up a matching dictionary to search the I/O Registry by class
|
||||||
|
// name for all HID class devices
|
||||||
|
hidMatchDictionary = IOServiceMatching(AppleRemoteDeviceName);
|
||||||
|
|
||||||
|
// Now search I/O Registry for matching devices.
|
||||||
|
ioReturnValue = IOServiceGetMatchingServices(kIOMasterPortDefault, hidMatchDictionary, &hidObjectIterator);
|
||||||
|
|
||||||
|
if ((ioReturnValue == kIOReturnSuccess) && (hidObjectIterator != 0)) {
|
||||||
|
hidDevice = IOIteratorNext(hidObjectIterator);
|
||||||
|
}
|
||||||
|
|
||||||
|
// release the iterator
|
||||||
|
IOObjectRelease(hidObjectIterator);
|
||||||
|
|
||||||
|
return hidDevice;
|
||||||
|
}
|
||||||
|
|
||||||
|
- (BOOL) initializeCookies {
|
||||||
|
IOHIDDeviceInterface122** handle = (IOHIDDeviceInterface122**)hidDeviceInterface;
|
||||||
|
IOHIDElementCookie cookie;
|
||||||
|
long usage;
|
||||||
|
long usagePage;
|
||||||
|
id object;
|
||||||
|
NSArray* elements = nil;
|
||||||
|
NSDictionary* element;
|
||||||
|
IOReturn success;
|
||||||
|
|
||||||
|
if (!handle || !(*handle)) return NO;
|
||||||
|
|
||||||
|
/* Copy all elements, since we're grabbing most of the elements
|
||||||
|
* for this device anyway, and thus, it's faster to iterate them
|
||||||
|
* ourselves. When grabbing only one or two elements, a matching
|
||||||
|
* dictionary should be passed in here instead of NULL. */
|
||||||
|
success = (*handle)->copyMatchingElements(handle, NULL, (CFArrayRef*)&elements);
|
||||||
|
|
||||||
|
if (success == kIOReturnSuccess) {
|
||||||
|
|
||||||
|
[elements autorelease];
|
||||||
|
/*
|
||||||
|
cookies = calloc(NUMBER_OF_APPLE_REMOTE_ACTIONS, sizeof(IOHIDElementCookie));
|
||||||
|
memset(cookies, 0, sizeof(IOHIDElementCookie) * NUMBER_OF_APPLE_REMOTE_ACTIONS);
|
||||||
|
*/
|
||||||
|
allCookies = [[NSMutableArray alloc] init];
|
||||||
|
int i;
|
||||||
|
for (i=0; i< [elements count]; i++) {
|
||||||
|
element = [elements objectAtIndex:i];
|
||||||
|
|
||||||
|
//Get cookie
|
||||||
|
object = [element valueForKey: (NSString*)CFSTR(kIOHIDElementCookieKey) ];
|
||||||
|
if (object == nil || ![object isKindOfClass:[NSNumber class]]) continue;
|
||||||
|
if (object == 0 || CFGetTypeID(object) != CFNumberGetTypeID()) continue;
|
||||||
|
cookie = (IOHIDElementCookie) [object longValue];
|
||||||
|
|
||||||
|
//Get usage
|
||||||
|
object = [element valueForKey: (NSString*)CFSTR(kIOHIDElementUsageKey) ];
|
||||||
|
if (object == nil || ![object isKindOfClass:[NSNumber class]]) continue;
|
||||||
|
usage = [object longValue];
|
||||||
|
|
||||||
|
//Get usage page
|
||||||
|
object = [element valueForKey: (NSString*)CFSTR(kIOHIDElementUsagePageKey) ];
|
||||||
|
if (object == nil || ![object isKindOfClass:[NSNumber class]]) continue;
|
||||||
|
usagePage = [object longValue];
|
||||||
|
|
||||||
|
[allCookies addObject: [NSNumber numberWithInt:(int)cookie]];
|
||||||
|
}
|
||||||
|
} else {
|
||||||
|
return NO;
|
||||||
|
}
|
||||||
|
|
||||||
|
return YES;
|
||||||
|
}
|
||||||
|
|
||||||
|
- (BOOL) openDevice {
|
||||||
|
HRESULT result;
|
||||||
|
|
||||||
|
IOHIDOptionsType openMode = kIOHIDOptionsTypeNone;
|
||||||
|
if ([self isOpenInExclusiveMode]) openMode = kIOHIDOptionsTypeSeizeDevice;
|
||||||
|
IOReturn ioReturnValue = (*hidDeviceInterface)->open(hidDeviceInterface, openMode);
|
||||||
|
|
||||||
|
if (ioReturnValue == KERN_SUCCESS) {
|
||||||
|
queue = (*hidDeviceInterface)->allocQueue(hidDeviceInterface);
|
||||||
|
if (queue) {
|
||||||
|
result = (*queue)->create(queue, 0, 12); //depth: maximum number of elements in queue before oldest elements in queue begin to be lost.
|
||||||
|
|
||||||
|
int i=0;
|
||||||
|
for(i=0; i<[allCookies count]; i++) {
|
||||||
|
IOHIDElementCookie cookie = (IOHIDElementCookie)[[allCookies objectAtIndex:i] intValue];
|
||||||
|
(*queue)->addElement(queue, cookie, 0);
|
||||||
|
}
|
||||||
|
|
||||||
|
// add callback for async events
|
||||||
|
CFRunLoopSourceRef eventSource;
|
||||||
|
ioReturnValue = (*queue)->createAsyncEventSource(queue, &eventSource);
|
||||||
|
if (ioReturnValue == KERN_SUCCESS) {
|
||||||
|
ioReturnValue = (*queue)->setEventCallout(queue,QueueCallbackFunction, self, NULL);
|
||||||
|
if (ioReturnValue == KERN_SUCCESS) {
|
||||||
|
CFRunLoopAddSource(CFRunLoopGetCurrent(), eventSource, kCFRunLoopDefaultMode);
|
||||||
|
//start data delivery to queue
|
||||||
|
(*queue)->start(queue);
|
||||||
|
return YES;
|
||||||
|
} else {
|
||||||
|
NSLog(@"Error when setting event callout");
|
||||||
|
}
|
||||||
|
} else {
|
||||||
|
NSLog(@"Error when creating async event source");
|
||||||
|
}
|
||||||
|
} else {
|
||||||
|
NSLog(@"Error when opening device");
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return NO;
|
||||||
|
}
|
||||||
|
|
||||||
|
@end
|
||||||
|
|
||||||
|
@implementation AppleRemoteApplicationDelegate
|
||||||
|
|
||||||
|
- (id) initWithApplicationDelegate: (id) delegate {
|
||||||
|
if (self = [super init]) {
|
||||||
|
applicationDelegate = [delegate retain];
|
||||||
|
}
|
||||||
|
return self;
|
||||||
|
}
|
||||||
|
|
||||||
|
- (void) dealloc {
|
||||||
|
NSLog(@"Dealloc");
|
||||||
|
[applicationDelegate release];
|
||||||
|
[super dealloc];
|
||||||
|
}
|
||||||
|
|
||||||
|
- (id) applicationDelegate {
|
||||||
|
return applicationDelegate;
|
||||||
|
}
|
||||||
|
|
||||||
|
- (void)applicationWillBecomeActive:(NSNotification *)aNotification {
|
||||||
|
if ([applicationDelegate respondsToSelector: @selector(applicationWillBecomeActive:)]) {
|
||||||
|
[applicationDelegate applicationWillBecomeActive: aNotification];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
- (void)applicationDidBecomeActive:(NSNotification *)aNotification {
|
||||||
|
[[AppleRemote sharedRemote] setListeningToRemote: YES];
|
||||||
|
|
||||||
|
if ([applicationDelegate respondsToSelector: @selector(applicationDidBecomeActive:)]) {
|
||||||
|
[applicationDelegate applicationDidBecomeActive: aNotification];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
- (void)applicationWillResignActive:(NSNotification *)aNotification {
|
||||||
|
[[AppleRemote sharedRemote] setListeningToRemote: NO];
|
||||||
|
|
||||||
|
if ([applicationDelegate respondsToSelector: @selector(applicationWillResignActive:)]) {
|
||||||
|
[applicationDelegate applicationWillResignActive: aNotification];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
- (void)applicationDidResignActive:(NSNotification *)aNotification {
|
||||||
|
if ([applicationDelegate respondsToSelector: @selector(applicationDidResignActive:)]) {
|
||||||
|
[applicationDelegate applicationDidResignActive: aNotification];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
- (NSMethodSignature *)methodSignatureForSelector:(SEL)aSelector {
|
||||||
|
NSMethodSignature* signature = [super methodSignatureForSelector: aSelector];
|
||||||
|
if (signature == nil && applicationDelegate != nil) {
|
||||||
|
signature = [applicationDelegate methodSignatureForSelector: aSelector];
|
||||||
|
}
|
||||||
|
return signature;
|
||||||
|
}
|
||||||
|
|
||||||
|
- (void)forwardInvocation:(NSInvocation *)invocation {
|
||||||
|
SEL aSelector = [invocation selector];
|
||||||
|
|
||||||
|
if (applicationDelegate==nil || [applicationDelegate respondsToSelector:aSelector]==NO) {
|
||||||
|
[super forwardInvocation: invocation];
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
[invocation invokeWithTarget:applicationDelegate];
|
||||||
|
}
|
||||||
|
@end
|
||||||
Loading…
Reference in New Issue