bummer

/////////////
// .h
/////////////

//
//  AppDelegate.h
//  SpeakLine
//
//  Created by Michael Crook on 12/01/13.
//  Copyright (c) 2013 Michael Crook. All rights reserved.
//

#import <Cocoa/Cocoa.h>

@interface AppDelegate : NSObject <NSApplicationDelegate, NSSpeechSynthesizerDelegate, NSTableViewDelegate>
{
    NSArray *_voices;
    NSSpeechSynthesizer *_speechSynth;
}

@property (assign) IBOutlet NSWindow *window;
@property (weak) IBOutlet NSTextField *textField;
@property (weak) IBOutlet NSButton *stopBtn;
@property (weak) IBOutlet NSButton *speekBtn;
@property (weak) IBOutlet NSTableView *tableView;

- (IBAction)stopIt:(id)sender;

- (IBAction)sayIt:(id)sender;

@end


/////////////
// .m
/////////////

//
//  AppDelegate.m
//  SpeakLine
//
//  Created by Michael Crook on 12/01/13.
//  Copyright (c) 2013 Michael Crook. All rights reserved.
//

#import "AppDelegate.h"

@implementation AppDelegate

@synthesize window = _window;
@synthesize textField = _textField;
@synthesize tableView = _tableView;

- (void)applicationDidFinishLaunching:(NSNotification *)aNotification
{
    // Insert code here to initialize your application
}

- (id)init
{
    self = [super init];
    if(self)
    {
        NSLog(@"AppDelegate initiating");

        // initiate speach synth.
        _speechSynth = [[NSSpeechSynthesizer alloc] initWithVoice:Nil];
    }

    [_speechSynth setDelegate:self];
    [_tableView setDelegate:self];
    [_stopBtn setEnabled:FALSE];
    [_speekBtn setEnabled:TRUE];

    _voices = [NSSpeechSynthesizer availableVoices];

    return (self);
}

- (NSInteger)numberOfRowsInTableView:(NSTableView *)tv
{
    return (NSInteger)[_voices count];
}

- (id)tableView:(NSTableView *)tv
            objectValueForTableColumn:(NSTableColumn *)tableColumn
            row:(NSInteger)row
{
    NSString *v = [_voices objectAtIndex:row];
    NSDictionary *dict = [NSSpeechSynthesizer attributesForVoice:v];
    return [dict objectForKey:NSVoiceName];
}

- (void)tableViewSelectionDidChange:(NSNotification *)notification
{
    NSInteger row = [_tableView selectedRow];
    if (row == –1)
    {
        return;
    }
    NSString *selectedVoice = [_voices objectAtIndex:row];
    [_speechSynth setVoice:selectedVoice];
    NSLog(@"new voice = %@", selectedVoice);
}

- (void)speechSynthesizer:(NSSpeechSynthesizer *)sender
        didFinishSpeaking:(BOOL)finishedSpeaking
{
    NSLog(@"finishedSpeaking = %d", finishedSpeaking);
    [_stopBtn setEnabled:FALSE];
    [_speekBtn setEnabled:TRUE];
}

-(void)speechSynthesizer:(NSSpeechSynthesizer *)sender
           willSpeakWord:(NSRange)characterRange ofString:(NSString *)string
{
    [_stopBtn setEnabled:TRUE];
}

- (IBAction)stopIt:(id)sender
{
    NSLog(@"Stopping Speaking");

    // stop talking
    [_speechSynth stopSpeaking];
}

- (IBAction)sayIt:(id)sender
{
    NSString *string = [_textField stringValue];

    // is the string 0 long
    if([string length] == 0)
    {
        NSLog(@"string from %@ is of zero length", _textField);
    }
    else
    {
        [_speechSynth startSpeakingString:string];
        NSLog(@"Started speaking: %@", string);
    }
}

@end