object-c 队列

独角兽企业重金招聘Python工程师标准>>>

[operationQueue addOperation:[AsyncOperation operationWithString:imageStr view:self order:i]]; //调用

/

@interface AsyncOperation : NSOperation

-(id)initWithString:(NSString *)imgStr view:(YHNavImageView *)view order:(NSInteger)order;

+(id)operationWithString:(NSString *)imgStr view:(YHNavImageView *)view order:(NSInteger)order;

@end

@implementation AsyncOperation

-(id)init

{

[self release];

[NSException raise:NSInternalInconsistencyException format:@"%@: must be initialized with a layer (use -initWithLayer:)", NSStringFromClass([self class])];

return nil;

}

-(id)initWithString:(NSString *)imgStr view:(YHNavImageView *)view order:(NSInteger)order {

self = [super init];

if(self != nil)

{

//队列中要干的事儿

}

return self;

}

+(id)operationWithString:(NSString *)imgStr view:(YHNavImageView *)view order:(NSInteger)order {

return [[[self alloc] initWithString:imgStr view:view order:order] autorelease];

}

-(void)dealloc {

[super dealloc];

}

@end

/