[英]How to get the pdf file lists folder by folder?
现在,我目前正在使用pdf阅读器应用程序,可以使用以下代码阅读应用程序内部存在的所有pdf文件,
NSArray *userDocuments = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
NSURL *docementsURL = [NSURL fileURLWithPath:[userDocuments lastObject]];
NSArray *documentsURLs = [[NSFileManager defaultManager] contentsOfDirectoryAtURL:docementsURL
includingPropertiesForKeys:nil
options:NSDirectoryEnumerationSkipsHiddenFiles
error:nil];
NSMutableArray *names = [NSMutableArray array];
NSMutableDictionary *urls = [NSMutableDictionary dictionary];
NSArray *bundledResources = [[NSBundle mainBundle] URLsForResourcesWithExtension:@"pdf" subdirectory:nil];
documentsURLs = [documentsURLs arrayByAddingObjectsFromArray:bundledResources];
for (NSURL *docURL in documentsURLs)
{
NSString *title = [[docURL lastPathComponent] stringByDeletingPathExtension];
[names addObject:title];
[urls setObject:docURL forKey:title];
}
documents = [[NSArray alloc] initWithArray:[names sortedArrayUsingSelector:@selector(compare:)]];
urlsByName = [[NSDictionary alloc] initWithDictionary:urls];
但是我的问题是按文件夹读取pdf文件夹,并将其存储在单独的数组中,我的文件夹结构如下图所示,
关于此的任何帮助将不胜感激。
为此,您可以创建捆绑软件而不是文件夹,然后将其中的所有捆绑软件和文件
像这样的东西
NSArray *bundleArr = [[NSBundle mainBundle]pathsForResourcesOfType:@"bundle" inDirectory:nil];
NSLog(@"pdfs in bundle %@ is my class is %@",[bundleArr objectAtIndex:0],[[bundleArr objectAtIndex:0]class]);
for (int i=0; i<[bundleArr count]; i++) {
NSString *myBundleStr=[bundleArr objectAtIndex:i];
NSBundle *myBundle = [[NSBundle alloc]initWithPath:[bundleArr objectAtIndex:i]];
NSArray *pdfPaths = [myBundle pathsForResourcesOfType:@"pdf" inDirectory:nil];
NSLog(@"\n\nPDF in bundle is %@",pdfPaths);
}
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