Question

这是我的代码...我已经尝试了每种路径格式，我可以想到让它工作......基本上我想在一个快速简单的图片浏览器中显示图像...查看器显示（模态......辉煌）然后图像不会显示在里面...我想不出为什么，图像肯定存在，但它只是显示为黑屏。

感谢您的帮助。：）

// 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];

QLPreviewController - 不显示来自bundle的图像？

1 个答案: