HandBrake/macosx/HBQueueItemWorkingView.m

83 lines
2.6 KiB
Objective-C

/* HBQueueItemWorkingView.m $
This file is part of the HandBrake source code.
Homepage: <http://handbrake.fr/>.
It may be used under the terms of the GNU General Public License. */
#import "HBQueueItemWorkingView.h"
#import "HBQueueJobItem.h"
#import "HBQueueWorker.h"
#import "HBAttributedStringAdditions.h"
@interface HBQueueItemWorkingView ()
@property (nonatomic, weak) IBOutlet NSProgressIndicator *progressBar;
@property (nonatomic, weak) IBOutlet NSTextField *progressField;
@property (nonatomic) id progressToken;
@property (nonatomic) id completedToken;
@end
@implementation HBQueueItemWorkingView
- (void)setUpObserversWithWorker:(HBQueueWorker *)worker
{
NSNotificationCenter * __weak center = NSNotificationCenter.defaultCenter;
self.progressToken = [center addObserverForName:HBQueueWorkerProgressNotification
object:worker
queue:NSOperationQueue.mainQueue usingBlock:^(NSNotification * _Nonnull note)
{
NSString *progressInfo = note.userInfo[HBQueueWorkerProgressNotificationInfoKey];
double progress = [note.userInfo[HBQueueWorkerProgressNotificationPercentKey] doubleValue];
self.progressField.stringValue = progressInfo;
self.progressBar.doubleValue = progress;
}];
self.completedToken = [center addObserverForName:HBQueueWorkerDidCompleteItemNotification
object:worker
queue:NSOperationQueue.mainQueue usingBlock:^(NSNotification * _Nonnull note)
{
[self removeObservers];
}];
self.progressField.font = [NSFont monospacedDigitSystemFontOfSize:NSFont.smallSystemFontSize weight:NSFontWeightRegular];
}
- (void)removeObservers
{
if (self.progressToken)
{
[NSNotificationCenter.defaultCenter removeObserver:self.progressToken];
self.progressToken = nil;
}
if (self.completedToken)
{
[NSNotificationCenter.defaultCenter removeObserver:self.completedToken];
self.completedToken = nil;
}
}
- (void)dealloc
{
[self removeObservers];
}
- (void)setWorker:(HBQueueWorker *)worker
{
[self setUpObserversWithWorker:worker];
}
- (void)setItem:(HBQueueJobItem *)item
{
[self removeObservers];
self.progressField.stringValue = @"";
[super setItem:item];
}
@end