MacOSX/Framework/VLCEventManager: Forgot in previous commit. Code clean up/documentation. Standardized the way duplicate notifications are consolidated.

Headers/Internal/VLCEventManager.h

@@ -25,21 +25,64 @@
 #import <Cocoa/Cocoa.h>
 #import <pthread.h>
 
-/* This object is here to ensure safe inter thread communication */
+/**
+ * The VLCEventManager class provides a safe way for inter-thread communications.
+ */
 @interface VLCEventManager : NSObject
 {
-    NSMutableArray * messageQueue;
-    pthread_t        dispatcherThread;
-    pthread_mutex_t  queueLock;
-    pthread_cond_t   signalData;
+    NSMutableArray * messageQueue;      //< Holds a queue of messages.
+    pthread_t        dispatcherThread;  //< Thread responsible for dispatching messages.
+    pthread_mutex_t  queueLock;         //< Queue lock.
+    pthread_cond_t   signalData;        //< Data lock.
 }
 
-/* Return the default manager */
+/* Factories */
+/**
+ * Returns the shared VLCEventManager.  There should only be one instance of this class.
+ * \return Shared event manager.
+ */
 + (id)sharedManager;
 
+/* Operations */
+/**
+ * Sends a message to the target's delegate on the main thread.
+ * \discussion The main thread is the one in which the main run loop is run, which usually 
+ * means the one in which the NSApplication object receives events. The method is performed 
+ * when the main thread runs the run loop in one of the common run loop modes (as specified 
+ * in the CFRunLoop documentation).
+ *
+ * The receiver is retained until the call is finished.
+ * \param aTarget The target object who's delegate should receive the specified message.
+ * \param aSelector A selector that identifies the method to invoke. The method should not 
+ * have a significant return value and should take a single argument of type NSNotification, 
+ * or no arguments.
+ *
+ * See ÒSelectorsÓ for a description of the SEL type.
+ * \param aNotificiationName The name of the notification that should be sent to the 
+ * distributed notification center.
+ */
 - (void)callOnMainThreadDelegateOfObject:(id)aTarget 
                       withDelegateMethod:(SEL)aSelector 
                     withNotificationName:(NSString *)aNotificationName;
+
+/**
+ * Sends a message to the target on the main thread.
+ * \discussion The main thread is the one in which the main run loop is run, which usually 
+ * means the one in which the NSApplication object receives events. The method is performed 
+ * when the main thread runs the run loop in one of the common run loop modes (as specified 
+ * in the CFRunLoop documentation).
+ *
+ * The receiver and arg are retained until the call is finished.
+ * \param aTarget The target object who should receive the specified message.
+ * \param aSelector A selector that identifies the method to invoke. The method should not 
+ * have a significant return value and should take a single argument of type id, 
+ * or no arguments.
+ *
+ * See ÒSelectorsÓ for a description of the SEL type.
+ * \param arg The argument to pass in the message.  Pass nil if the method does not take an 
+ * argument.
+ * distributed notification center.
+ */
 - (void)callOnMainThreadObject:(id)aTarget 
                     withMethod:(SEL)aSelector 
           withArgumentAsObject:(id)arg;