cog/Application/DockIconController.m

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//
// DockIconController.m
// Cog
//
// Created by Vincent Spader on 2/28/09.
// Copyright 2009 __MyCompanyName__. All rights reserved.
//
#import "DockIconController.h"
#import "PlaybackController.h"
#import <CogAudio/Status.h>
@implementation DockIconController
static NSString *DockIconPlaybackStatusObservationContext = @"DockIconPlaybackStatusObservationContext";
- (void)startObserving {
[playbackController addObserver:self forKeyPath:@"playbackStatus" options:(NSKeyValueObservingOptionNew | NSKeyValueObservingOptionInitial) context:(__bridge void *_Nullable)(DockIconPlaybackStatusObservationContext)];
[playbackController addObserver:self forKeyPath:@"progressOverall" options:(NSKeyValueObservingOptionNew | NSKeyValueObservingOptionInitial | NSKeyValueObservingOptionOld) context:(__bridge void *_Nullable)(DockIconPlaybackStatusObservationContext)];
[[NSUserDefaultsController sharedUserDefaultsController] addObserver:self forKeyPath:@"values.colorfulDockIcons" options:0 context:(__bridge void *_Nullable)(DockIconPlaybackStatusObservationContext)];
}
- (void)stopObserving {
[playbackController removeObserver:self forKeyPath:@"playbackStatus" context:(__bridge void *_Nullable)(DockIconPlaybackStatusObservationContext)];
[playbackController removeObserver:self forKeyPath:@"progressOverall" context:(__bridge void *_Nullable)(DockIconPlaybackStatusObservationContext)];
[[NSUserDefaultsController sharedUserDefaultsController] removeObserver:self forKeyPath:@"values.colorfulDockIcons" context:(__bridge void *_Nullable)(DockIconPlaybackStatusObservationContext)];
}
- (void)startObservingProgress:(NSProgress *)progress {
[progress addObserver:self forKeyPath:@"fractionCompleted" options:0 context:(__bridge void *_Nullable)(DockIconPlaybackStatusObservationContext)];
}
- (void)stopObservingProgress:(NSProgress *)progress {
[progress removeObserver:self forKeyPath:@"fractionCompleted" context:(__bridge void *_Nullable)(DockIconPlaybackStatusObservationContext)];
}
static NSString *getBadgeName(NSString *baseName, BOOL colorfulIcons) {
if(colorfulIcons) {
return [baseName stringByAppendingString:@"Colorful"];
} else {
return [baseName stringByAppendingString:@"Normal"];
}
}
- (void)refreshDockIcon:(NSInteger)playbackStatus withProgress:(double)progressStatus {
// Really weird crash user experienced because the plaque image didn't load?
if(!dockImage || dockImage.size.width == 0 || dockImage.size.height == 0) return;
BOOL displayChanged = NO;
BOOL drawIcon = NO;
BOOL removeProgress = NO;
if(playbackStatus < 0)
playbackStatus = lastPlaybackStatus;
else {
lastPlaybackStatus = playbackStatus;
drawIcon = YES;
}
if(progressStatus < -2)
progressStatus = [lastProgressStatus doubleValue];
else {
if(progressStatus < 0 && [lastProgressStatus doubleValue] >= 0)
removeProgress = YES;
lastProgressStatus = @(progressStatus);
}
BOOL displayProgress = (progressStatus >= 0.0);
NSImage *badgeImage = nil;
BOOL colorfulIcons = [[NSUserDefaults standardUserDefaults] boolForKey:@"colorfulDockIcons"];
if((colorfulIcons && lastColorfulStatus < 1) ||
(!colorfulIcons && lastColorfulStatus != 0)) {
lastColorfulStatus = colorfulIcons ? 1 : 0;
drawIcon = YES;
}
NSDockTile *dockTile = [NSApp dockTile];
if(drawIcon) {
switch(playbackStatus) {
case CogStatusPlaying:
badgeImage = [NSImage imageNamed:getBadgeName(@"Play", colorfulIcons)];
break;
case CogStatusPaused:
badgeImage = [NSImage imageNamed:getBadgeName(@"Pause", colorfulIcons)];
break;
default:
badgeImage = [NSImage imageNamed:getBadgeName(@"Stop", colorfulIcons)];
break;
}
NSSize badgeSize = [badgeImage size];
NSImage *newDockImage = [dockImage copy];
[newDockImage lockFocus];
[badgeImage drawInRect:NSMakeRect(0, 0, 1024, 1024)
fromRect:NSMakeRect(0, 0, badgeSize.width, badgeSize.height)
operation:NSCompositingOperationSourceOver
fraction:1.0];
[newDockImage unlockFocus];
imageView = [[NSImageView alloc] init];
[imageView setImage:newDockImage];
[dockTile setContentView:imageView];
progressIndicator = [[NSProgressIndicator alloc] initWithFrame:NSMakeRect(0.0, 0.0, dockTile.size.width, 10.0)];
[progressIndicator setStyle:NSProgressIndicatorBarStyle];
[progressIndicator setIndeterminate:NO];
[progressIndicator setBezeled:YES];
[progressIndicator setMinValue:0];
[progressIndicator setMaxValue:100];
[progressIndicator setHidden:YES];
[imageView addSubview:progressIndicator];
displayChanged = YES;
}
if(displayProgress) {
if(!imageView) {
imageView = [[NSImageView alloc] init];
[imageView setImage:[NSApp applicationIconImage]];
[dockTile setContentView:imageView];
}
if(!progressIndicator) {
progressIndicator = [[NSProgressIndicator alloc] initWithFrame:NSMakeRect(0.0, 0.0, dockTile.size.width, 10.0)];
[progressIndicator setIndeterminate:NO];
[progressIndicator setBezeled:YES];
[progressIndicator setMinValue:0];
[progressIndicator setMaxValue:100];
[imageView addSubview:progressIndicator];
}
[progressIndicator setDoubleValue:progressStatus];
[progressIndicator setHidden:NO];
displayChanged = YES;
}
if(removeProgress) {
if(progressIndicator)
[progressIndicator setHidden:YES];
displayChanged = YES;
}
if(displayChanged)
[dockTile display];
}
- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context {
if([DockIconPlaybackStatusObservationContext isEqual:(__bridge id)(context)]) {
if([keyPath isEqualToString:@"playbackStatus"]) {
NSInteger playbackStatus = [[change objectForKey:NSKeyValueChangeNewKey] integerValue];
[self refreshDockIcon:playbackStatus withProgress:-10];
} else if([keyPath isEqualToString:@"progressOverall"]) {
double progressStatus = [lastProgressStatus doubleValue];
id objNew = [change objectForKey:NSKeyValueChangeNewKey];
id objOld = [change objectForKey:NSKeyValueChangeOldKey];
NSProgress *progressNew = nil, *progressOld = nil;
if(objNew && [objNew isKindOfClass:[NSProgress class]])
progressNew = (NSProgress *)objNew;
if(objOld && [objOld isKindOfClass:[NSProgress class]])
progressOld = (NSProgress *)objOld;
if(progressOld) {
[self stopObservingProgress:progressOld];
progressStatus = -1;
}
if(progressNew) {
[self startObservingProgress:progressNew];
progressStatus = progressNew.fractionCompleted * 100.0;
}
[self refreshDockIcon:-1 withProgress:progressStatus];
} else if([keyPath isEqualToString:@"values.colorfulDockIcons"]) {
[self refreshDockIcon:-1 withProgress:-10];
} else if([keyPath isEqualToString:@"fractionCompleted"]) {
double progressStatus = [(NSProgress *)object fractionCompleted];
[self refreshDockIcon:-1 withProgress:progressStatus * 100.0];
}
} else {
[super observeValueForKeyPath:keyPath ofObject:object change:change context:context];
}
}
- (void)awakeFromNib {
dockImage = [[NSImage imageNamed:@"Plaque"] copy];
lastColorfulStatus = -1;
lastProgressStatus = @(-1.0);
imageView = nil;
progressIndicator = nil;
[self startObserving];
}
- (void)dealloc {
[self stopObserving];
}
@end