Classes/AVPlayerDemoMetadataViewController.m
/* |
File: AVPlayerDemoMetadataViewController.m |
Abstract: UIViewController subclass displaying metadata. |
Version: 1.3 |
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*/ |
#import "AVPlayerDemoMetadataViewController.h" |
#import "AVPlayerDemoPlaybackView.h" |
#import <AVFoundation/AVFoundation.h> |
@interface AVPlayerDemoMetadataViewController() |
- (void)setMetadata:(NSArray*)metadata; |
- (void)goAway:(id)sender; |
@end |
@implementation AVPlayerDemoMetadataViewController |
- (id)init |
{ |
if (UI_USER_INTERFACE_IDIOM() == UIUserInterfaceIdiomPad) |
{ |
return [self initWithNibName:@"AVPlayerDemoMetadataView-iPad" bundle:nil]; |
} |
else |
{ |
return [self initWithNibName:@"AVPlayerDemoMetadataView" bundle:nil]; |
} |
} |
- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation |
{ |
return YES; |
} |
/* Display the asset 'title' and 'copyright' metadata. */ |
- (void)syncLabels |
{ |
/* Assume no metadata was found. */ |
[mTitleLabel setText:@"<Title metadata not found>"]; |
[mCopyrightLabel setText:@"<Copyright metadata not found>"]; |
for (AVMetadataItem* item in self->mMetadata) |
{ |
NSString* commonKey = [item commonKey]; |
if ([commonKey isEqualToString:AVMetadataCommonKeyTitle]) |
{ |
[mTitleLabel setText:[item stringValue]]; |
[mTitleLabel setHidden:NO]; |
} |
if ([commonKey isEqualToString:AVMetadataCommonKeyCopyrights]) |
{ |
[mCopyrightLabel setText:[item stringValue]]; |
[mCopyrightLabel setHidden:NO]; |
} |
} |
} |
- (void)viewDidLoad |
{ |
[self syncLabels]; |
[super viewDidLoad]; |
} |
- (NSArray*)metadata |
{ |
return self->mMetadata; |
} |
- (void)setMetadata:(NSArray*)metadata |
{ |
self->mMetadata = [metadata copy]; |
[self syncLabels]; |
} |
- (void)goAway:(id)sender |
{ |
if ([self respondsToSelector:@selector(presentingViewController)]) |
{ |
[[self presentingViewController] dismissViewControllerAnimated:YES completion:NULL]; |
} |
else |
{ |
[[self parentViewController] dismissViewControllerAnimated:YES completion:NULL]; |
} |
} |
@end |
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