1 files changed, 146 insertions, 0 deletions
diff --git a/VKPC/CatchMediaButtons.m b/VKPC/CatchMediaButtons.m
new file mode 100644
index 0000000..34db688
--- /dev/null
+++ b/VKPC/CatchMediaButtons.m
@@ -0,0 +1,146 @@
+//
+//  CatchMediaButtons.m
+//  VKPC
+//
+//  Created by Eugene on 10/22/14.
+//  Copyright (c) 2014 Eugene Z. All rights reserved.
+
+#import "CatchMediaButtons.h"
+#import "MultiClickRemoteBehavior.h"
+#import "SPMediaKeyTap.h"
+#import "Controller.h"
+
+static SPMediaKeyTap *keyTap;
+static MultiClickRemoteBehavior *remoteBehavior;
+static RemoteControl *remoteControl;
+static BOOL started = NO;
+static BOOL initialized = NO;
+
+@implementation CatchMediaButtons
+
++ (void)initialize {
+    if (initialized) {
+        return;
+    }
+    
+    keyTap = nil;
+    [[NSUserDefaults standardUserDefaults] addObserver:(id)[self class]
+                                            forKeyPath:VKPCPreferencesCatchMediaButtons
+                                               options:NSKeyValueObservingOptionNew
+                                               context:NULL];
+    if ([[NSUserDefaults standardUserDefaults] boolForKey:VKPCPreferencesCatchMediaButtons]) {
+        [CatchMediaButtons start];
+    }
+    
+    initialized = YES;
+}
+
++ (void)start {
+    NSLog(@"[CatchMediaButtons] start");
+    
+    if (started) {
+        NSLog(@"[CatchMediaButtons] start: already started, calling stop first");
+        [self stop];
+    }
+    
+    if (keyTap == nil) {
+        NSLog(@"[CatchMediaButtons] start: keyTap == nil, creating instance");
+        
+        keyTap = [[SPMediaKeyTap alloc] initWithDelegate:self];
+        
+        remoteControl = [[AppleRemote alloc] initWithDelegate:self];
+        [remoteControl setDelegate:self];
+        
+        remoteBehavior = [MultiClickRemoteBehavior new];
+        [remoteBehavior setDelegate:self];
+        [remoteControl setDelegate:remoteBehavior];
+    }
+    
+    [keyTap startWatchingMediaKeys];
+    [remoteControl startListening:self];
+    
+    NSLog(@"[CatchMediaButtons] started");
+    started = YES;
+}
+
++ (void)stop {
+    NSLog(@"[CatchMediaButtons] stop");
+
+    if (!started) {
+        NSLog(@"[CatchMediaButtons] stop: not started");
+        return;
+    }
+    
+    [keyTap stopWatchingMediaKeys];
+    [remoteControl stopListening:self];
+    
+    NSLog(@"[CatchMediaButtons] stopped");
+    started = NO;
+}
+
++ (void)remoteButton:(RemoteControlEventIdentifier)buttonIdentifier pressedDown:(BOOL)pressedDown clickCount:(unsigned int)clickCount {
+    if (!pressedDown) {
+        return;
+    }
+    
+    switch(buttonIdentifier) {
+        case kRemoteButtonPlay:
+//            [self forAllPlay];
+            break;
+            
+        case kRemoteButtonRight:
+//            [self forAllNext];
+            break;
+            
+        case kRemoteButtonLeft:
+//            [self forAllPrev];
+            break;
+            
+        default:
+            break;
+    }
+}
+
++ (void)mediaKeyTap:(SPMediaKeyTap *)keyTap receivedMediaKeyEvent:(NSEvent *)event; {
+    NSAssert(event.type == NSSystemDefined && [event subtype] == SPSystemDefinedEventMediaKeys, @"Unexpected NSEvent in mediaKeyTap:receivedMediaKeyEvent:");
+    int keyCode = (([event data1] & 0xFFFF0000) >> 16);
+    int keyFlags = ([event data1] & 0x0000FFFF);
+    BOOL keyIsPressed = (((keyFlags & 0xFF00) >> 8)) == 0xA;
+    
+    if (keyIsPressed) {
+        switch (keyCode) {
+            case NX_KEYTYPE_PLAY:
+                [Controller playpause];
+                break;
+                
+            case NX_KEYTYPE_FAST:
+                [Controller next];
+                break;
+                
+            case NX_KEYTYPE_REWIND:
+                [Controller prev];
+                break;
+                
+            default:
+                // More cases defined in hidsystem/ev_keymap.h
+                break;
+        }
+    }
+}
+
+// KVO
++ (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context {
+    if ([keyPath isEqualToString:VKPCPreferencesCatchMediaButtons]) {
+        NSNumber *new = change[NSKeyValueChangeKindKey];
+        if ([new integerValue] == NSKeyValueChangeSetting) {
+            BOOL value = [(NSNumber *)change[NSKeyValueChangeNewKey] boolValue];
+            if (!value) {
+                [CatchMediaButtons stop];
+            } else {
+                [CatchMediaButtons start];
+            }
+        }
+    }
+}
+
+@end