QLPReviewController-不显示捆绑图的图像？

Question

这是我的代码...我已经尝试了我能想到的所有路径格式来使它起作用...基本上，我想在快速简便的图片查看器中显示图像...查看器显示（Modally。 。

谢谢你的帮助。 :)

// Implement viewDidLoad to do additional setup after loading the view, typically from a nib.
- (void)viewDidLoad {
    [super viewDidLoad];
    QLPreviewController *preview = [[QLPreviewController alloc] init];
    [preview setDataSource:self];
    [self presentModalViewController:preview animated:YES];
}


#pragma mark QLPreviewController delegate methods

- (NSInteger) numberOfPreviewItemsInPreviewController: (QLPreviewController *) controller {
    return 1;
}

- (id <QLPreviewItem>) previewController: (QLPreviewController *) controller previewItemAtIndex: (NSInteger) index {

    NSString *imagePath = [NSString stringWithFormat:@"%@",[[NSBundle mainBundle] bundleURL]];

    NSString *nextPath = [imagePath stringByAppendingPathComponent:imageName];

    NSURL *imageURL =  [NSURL URLWithString:nextPath];

    return imageURL;
}

Answer 1

nsurl *imageurl = [nsurl urlwithstring：nextpath];

nsurl fileurlwithpath：nextpath];