darling-cocotron/AppKit/NSSound.m

/* Copyright (c) 2006-2008 Christopher J. W. Lloyd

Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */

#import <AppKit/NSRaise.h>
#import <AppKit/NSSound.h>
#import <Foundation/NSArray.h>
#import <Foundation/NSEnumerator.h>
#import <Foundation/NSMutableDictionary.h>
#import <Foundation/NSNumber.h>
#import <Foundation/NSPathUtilities.h>
#import <Foundation/NSString.h>

static NSMutableDictionary *sSounds = nil;

@implementation NSSound

+ (NSArray *) soundUnfilteredFileTypes {
    // _soundUnfilteredFileTypes is implemented in a category in the platform
    if ([self respondsToSelector: @selector(_soundUnfilteredFileTypes)])
        return [self performSelector: @selector(_soundUnfilteredFileTypes)];

    return nil;
}

+ (NSSound *) soundNamed: (NSString *) name {

    if (sSounds == nil) {
        sSounds = [[NSMutableDictionary dictionaryWithCapacity: 10] retain];
    }

    NSSound *sound = [sSounds objectForKey: name];
    if (sound == nil) {
        @synchronized(sSounds) {
            // Look for the sound in the bundle
            // FIXME: We really have to search in other places too, like the
            // docs say

            NSArray *types = [NSSound soundUnfilteredFileTypes];
            NSString *type;
            NSEnumerator *enumerator = [types objectEnumerator];
            while ((sound == nil) && (type = [enumerator nextObject])) {
                if ([[NSBundle mainBundle] pathForResource: name
                                                    ofType: type]) {
                    sound = [[[NSSound alloc]
                            initWithContentsOfFile:
                                    [[NSBundle mainBundle]
                                            pathForResource: name
                                                     ofType: type]
                                       byReference: NO] autorelease];
                    // Store it for quick access if asked again
                    [sSounds setObject: sound forKey: name];
                }
            }
        }
    }
    return sound;
}
- (id) initWithContentsOfURL: (NSURL *) url byReference: (BOOL) byReference {
    self = [super init];
    return self;
}

- (id) initWithContentsOfFile: (NSString *) path
                  byReference: (BOOL) byReference
{
    self = [super init];
    return self;
}

- (BOOL) setName: (NSString *) name {
    NSUnimplementedMethod();
    return NO;
}

- (BOOL) play {
    NSUnimplementedMethod();
    return NO;
}

- (BOOL) pause {
    NSUnimplementedMethod();
    return NO;
}

- (BOOL) resume {
    NSUnimplementedMethod();
    return NO;
}

- (BOOL) stop {
    NSUnimplementedMethod();
    return NO;
}

@end

@implementation NSBundle (NSSound)

- (NSString *) pathForSoundResource: (NSString *) name {
    NSArray *types = [NSSound soundUnfilteredFileTypes];
    int i, count = [types count];

    for (i = 0; i < count; i++) {
        NSString *type = [types objectAtIndex: i];
        NSString *path = [self pathForResource: name ofType: type];

        if (path != nil)
            return path;
    }

    return nil;
}

@end