Examples/NetscapeMuteAPIPlugin/MenuHandler.m

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#import "MenuHandler.h"

#import "AudioPlayer.h"

@implementation MenuHandler

- (void)_play:(id)sender
{
    _audioPlayer.playing = YES;
}

- (void)_pause:(id)sender
{
    _audioPlayer.playing = NO;
}

- (BOOL)validateUserInterfaceItem:(id <NSValidatedUserInterfaceItem>)anItem
{
    SEL sel = [anItem action];
    
    if (sel == @selector(_play:))
        return _audioPlayer.isReadyToPlay && !_audioPlayer.isPlaying;

    if (sel == @selector(_pause:))
        return _audioPlayer.isPlaying;

    return NO;
}

- (id)initWithAudioPlayer:(AudioPlayer *)audioPlayer
{
    self = [super init];
    if (!self)
        return nil;

    _audioPlayer = [audioPlayer retain];

    // Create the menu
    _menu = [[NSMenu alloc] initWithTitle:@"Menu"];
    
    NSMenuItem *item = [[NSMenuItem alloc] initWithTitle:@"Play" action:@selector(_play:) keyEquivalent:@""];
    [item setTarget:self];
    [_menu addItem:item];
    [item release];

    item = [[NSMenuItem alloc] initWithTitle:@"Pause" action:@selector(_pause:) keyEquivalent:@""];
    [item setTarget:self];
    [_menu addItem:item];
    [item release];

    return self;
}

- (void)dealloc
{
    [_menu release];
    [_audioPlayer release];
    
    [super dealloc];
}

- (NSMenu *)menu
{
    return _menu;
}

@end