iOS开发常用的第三方类库

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@interface TestViewController ()MWPhotoBrowserDelegate>

{

NSArray *_photos;

}

-(void) doAction {

NSMutableArray *photos = [[NSMutableArray alloc] init];

for (...) {

MWPhoto* photo = [MWPhoto photoWithURL:[NSURL URLWithString:url]];// 设置图片地址

photo.caption = description;// 设置描述

[photos addObject:photo];

}

_photos = photos;

MWPhotoBrowser *browser = [[MWPhotoBrowser alloc] initWithDelegate:self];

browser.displayActionButton = YES;

UINavigationController *nc = [[UINavigationController alloc] initWithRootViewController:browser];

nc.modalTransitionStyle = UIModalTransitionStyleCrossDissolve;

[self presentModalViewController:nc animated:YES];

}

#pragma mark - MWPhotoBrowserDelegate

- (NSUInteger)numberOfPhotosInPhotoBrowser:(MWPhotoBrowser *)photoBrowser {

return _photos.count;

}

- (MWPhoto *)photoBrowser:(MWPhotoBrowser *)photoBrowser photoAtIndex:(NSUInteger)index {

if (index _photos.count)

return [_photos objectAtIndex:index];

return nil;

}