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Diffstat (limited to 'lib/DDHidAppleRemote.m')
| -rw-r--r-- | lib/DDHidAppleRemote.m | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/lib/DDHidAppleRemote.m b/lib/DDHidAppleRemote.m new file mode 100644 index 0000000..e8b31b2 --- /dev/null +++ b/lib/DDHidAppleRemote.m @@ -0,0 +1,236 @@ +/* + * Copyright (c) 2007 Dave Dribin + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, copy, + * modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +// Based on Martin Kahr's Apple Remote wrapper +// http://www.martinkahr.com/source-code/ + +#import "DDHidAppleRemote.h" +#import "DDHidElement.h" +#import "DDHidUsage.h" +#import "DDHidQueue.h" +#import "DDHidEvent.h" +#import "NSDictionary+DDHidExtras.h" + +@interface DDHidAppleRemote (Private) + +- (void) initRemoteElements: (NSArray *) elements; + +- (void) ddhidQueueHasEvents: (DDHidQueue *) hidQueue; + +- (void) handleEventWithCookieString: (NSString*) cookieString + sumOfValues: (SInt32) sumOfValues; + +@end + +@implementation DDHidAppleRemote + ++ (NSArray *) allRemotes; +{ + CFMutableDictionaryRef hidMatchDictionary = + IOServiceMatching("AppleIRController"); + + return + [DDHidDevice allDevicesMatchingCFDictionary: hidMatchDictionary + withClass: self + skipZeroLocations: YES]; +} + ++ (DDHidAppleRemote *) firstRemote; +{ + NSArray * allRemotes = [self allRemotes]; + if ([allRemotes count] > 0) + return [allRemotes objectAtIndex: 0]; + else + return nil; +} + +- (id) initWithDevice: (io_object_t) device error: (NSError **) error_; +{ + self = [super initWithDevice: device error: error_]; + if (self == nil) + return nil; + + mCookieToButtonMapping = [[NSMutableDictionary alloc] init]; + + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonVolume_Plus + forKey: @"14_12_11_6_5_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonVolume_Plus + forKey: @"31_29_28_19_18_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonVolume_Minus + forKey: @"14_13_11_6_5_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonVolume_Minus + forKey: @"31_30_28_19_18_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonMenu + forKey: @"14_7_6_5_14_7_6_5_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonMenu + forKey: @"31_20_19_18_31_20_19_18_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonPlay + forKey: @"14_8_6_5_14_8_6_5_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonPlay + forKey: @"31_21_19_18_31_21_19_18_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonRight + forKey: @"14_9_6_5_14_9_6_5_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonRight + forKey: @"31_22_19_18_31_22_19_18_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonLeft + forKey: @"14_10_6_5_14_10_6_5_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonLeft + forKey: @"31_23_19_18_31_23_19_18_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonRight_Hold + forKey: @"14_6_5_4_2_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonRight_Hold + forKey: @"31_19_18_4_2_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonLeft_Hold + forKey: @"14_6_5_3_2_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonLeft_Hold + forKey: @"31_19_18_3_2_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonMenu_Hold + forKey: @"14_6_5_14_6_5_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonMenu_Hold + forKey: @"31_19_18_31_19_18_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonPlay_Sleep + forKey: @"18_14_6_5_18_14_6_5_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteButtonPlay_Sleep + forKey: @"35_31_19_18_35_31_19_18_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteControl_Switched + forKey: @"19_"]; + //[mCookieToButtonMapping ddhid_setInt: kDDHidRemoteControl_Switched + // forKey: @"??_"]; // unknown for 10.5 + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteControl_Paired + forKey: @"15_14_6_5_15_14_6_5_"]; + [mCookieToButtonMapping ddhid_setInt: kDDHidRemoteControl_Paired + forKey: @"32_31_19_18_32_31_19_18_"]; + + [self initRemoteElements: [self elements]]; + + + return self; +} + +//=========================================================== +// dealloc +//=========================================================== +- (void) dealloc +{ + [mCookieToButtonMapping release]; + [mButtonElements release]; + [mIdElement release]; + + mCookieToButtonMapping = nil; + mButtonElements = nil; + mIdElement = nil; + [super dealloc]; +} + +#pragma mark - +#pragma mark Asynchronous Notification + +- (void) setDelegate: (id) delegate; +{ + mDelegate = delegate; +} + +- (void) addElementsToDefaultQueue; +{ + [mDefaultQueue addElements: mButtonElements]; +} + +#pragma mark - +#pragma mark Properties + +//=========================================================== +// remoteId +//=========================================================== +- (int) remoteId +{ + return mRemoteId; +} + +- (void) setRemoteId: (int) theRemoteId +{ + mRemoteId = theRemoteId; +} + +@end + +@implementation DDHidAppleRemote (Private) + +- (void) initRemoteElements: (NSArray *) elements; +{ + NSAssert([elements count] == 1, @"Assume only 1 top level remote element"); + DDHidElement * consumerControlsElement = [elements objectAtIndex: 0]; + mButtonElements = [[consumerControlsElement elements] retain]; + DDHidElement * element; + NSEnumerator * e = [mButtonElements objectEnumerator]; + while (element = [e nextObject]) + { + if ([[element usage] isEqualToUsagePage: 0x0006 + usageId: 0x0022]) + { + mIdElement = [element retain]; + } + } +} + +- (void) ddhidQueueHasEvents: (DDHidQueue *) hidQueue; +{ + NSMutableString * cookieString = [NSMutableString string]; + SInt32 sumOfValues = 0; + + DDHidEvent * event; + while (event = [hidQueue nextEvent]) + { + if ([event elementCookie] == [mIdElement cookie]) + { + [self setRemoteId: [event value]]; + } + else + { + sumOfValues += [event value]; + [cookieString appendString: + [NSString stringWithFormat: @"%u_", [event elementCookieAsUnsigned]]]; + } + } + [self handleEventWithCookieString: cookieString sumOfValues: sumOfValues]; +} + +- (void) handleEventWithCookieString: (NSString*) cookieString + sumOfValues: (SInt32) sumOfValues; +{ + NSNumber* buttonId = [mCookieToButtonMapping objectForKey: cookieString]; + if (buttonId != nil) + { + if ([mDelegate respondsToSelector: @selector(ddhidAppleRemoteButton:pressedDown:)]) + { + [mDelegate ddhidAppleRemoteButton: [buttonId intValue] + pressedDown: (sumOfValues>0)]; + } + } + else + NSLog(@"Unknown button for cookiestring %@", cookieString); + +} + +@end + |