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NSSpeechRecognizer skeleton
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parent
11ac26b58a
commit
a880154841
4 changed files with 31 additions and 158 deletions
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@ -33,8 +33,38 @@
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extern "C" {
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#endif
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@protocol NSSpeechRecognizerDelegate;
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@interface NSSpeechRecognizer : NSObject
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// Initialize
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- (instancetype) init;
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- (id<NSSpeechRecognizerDelegate>) delegate;
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// Configuring...
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- (NSArray *) commands;
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- (void) setCommands: (NSArray *)commands;
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- (NSString *) displayCommandsTitle;
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- (void) setDisplayCommandsTitle: (NSString *)displayCommandsTitle;
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- (BOOL) listensInForegroundOnly;
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- (void) setListensInForgroundOnly: (BOOL)listensInForgroundOnly;
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- (BOOL) blocksOtherRecognizers;
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- (void) setBlocksOtherRecognizers: (BOOL)blocksOtherRecognizers;
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// Listening
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- (void) startListening;
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- (void) stopListening;
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@end
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// Protocol
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@protocol NSSpeechRecognizerDelegate
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- (void) speechRecognizer: (NSSpeechRecognizer *)sender
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didRecognizeCommand: (NSString *)command;
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@end
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#if defined(__cplusplus)
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@ -14,7 +14,7 @@ GSSpeechRecognitionServer_LANGUAGES = English
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GSSpeechRecognitionServer_OBJC_FILES = \
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GSSpeechRecognitionEngine.m \
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GSSpeechRecognitionServer.m \
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GSSpeechRecognitionSynthesizer.m \
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GSSpeechRecognizer.m \
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main.m
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@ -1,17 +0,0 @@
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#import "GSSpeechServer.h"
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#import <AppKit/NSSpeechSynthesizer.h>
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@interface GSSpeechSynthesizer : NSSpeechSynthesizer {
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NSString *currentVoice;
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id delegate;
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}
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- (id)initWithVoice: (NSString*)aVoice;
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- (id)init;
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- (NSString*)voice;
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- (id)delegate;
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- (void)setDelegate: (id)aDelegate;
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- (void)setVoice: (NSString*)aVoice;
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- (BOOL)startSpeakingString: (NSString*)aString;
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- (void)stopSpeaking;
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@end
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@ -1,140 +0,0 @@
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#import "GSSpeechSynthesizer.h"
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static GSSpeechServer *server;
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static int clients;
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@interface GSSpeechSynthesizer (Private)
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+ (void)connectionDied: (NSNotification*)aNotification;
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@end
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@implementation GSSpeechSynthesizer
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+ (void)initialize
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{
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server = [[GSSpeechServer sharedServer] retain];
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[[NSNotificationCenter defaultCenter]
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addObserver: self
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selector: @selector(connectionDied:)
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name: NSConnectionDidDieNotification
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object: nil];
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}
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/**
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* If the remote end exits before freeing the GSSpeechSynthesizer then we need
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* to send it a -release message to make sure it dies.
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*/
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+ (void)connectionDied: (NSNotification*)aNotification
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{
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NSEnumerator *e = [[[aNotification object] localObjects] objectEnumerator];
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NSObject *o = nil;
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for (o = [e nextObject] ; nil != o ; o = [e nextObject])
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{
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if ([o isKindOfClass: self])
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{
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[o release];
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}
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}
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}
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/**
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* If no clients have been active for some time, kill the speech server to
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* conserve resources.
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*/
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+ (void)exitIfUnneeded: (NSTimer*)sender
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{
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if (clients == 0)
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{
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exit(0);
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}
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}
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- (id)initWithVoice: (NSString*)aVoice
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{
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clients++;
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if (nil == (self = [super init]))
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{
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return nil;
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}
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[self setVoice: currentVoice];
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return self;
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}
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- (id)init
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{
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return [self initWithVoice: nil];
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}
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- (NSString*)voice
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{
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return currentVoice;
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}
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- (id)delegate
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{
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return delegate;
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}
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- (void)setDelegate: (id)aDelegate
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{
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// Either -retain or -release can throw an exception due to DO.
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NS_DURING
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aDelegate = [aDelegate retain];
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NS_HANDLER
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NS_ENDHANDLER
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NS_DURING
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[delegate release];
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NS_HANDLER
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NS_ENDHANDLER
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delegate = aDelegate;
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}
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- (void)setVoice: (NSString*)aVoice
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{
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if (nil == aVoice)
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{
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aVoice = [server defaultVoice];
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}
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ASSIGN(currentVoice, aVoice);
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}
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- (BOOL)startSpeakingString: (NSString*)aString
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{
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[server setVoice: currentVoice];
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return [server startSpeakingString: aString notifyWhenDone: self];
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}
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- (void)didFinishSpeaking: (BOOL)didFinish
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{
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// Throw the delegate away if it is throwing exceptions during
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// notification.
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NS_DURING
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[delegate speechSynthesizer: self didFinishSpeaking: didFinish];
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NS_HANDLER
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NS_DURING
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id d = delegate;
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delegate = nil;
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[d release];
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NS_HANDLER
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NS_ENDHANDLER
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NS_ENDHANDLER
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}
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- (void)stopSpeaking
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{
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[server stopSpeaking];
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}
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- (void)dealloc
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{
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clients--;
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[currentVoice release];
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if (clients == 0)
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{
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[NSTimer scheduledTimerWithTimeInterval: 600
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target: object_getClass(self)
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selector: @selector(exitIfUnneeded:)
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userInfo: nil
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repeats: NO];
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}
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[super dealloc];
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}
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@end
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