cog/LyricsWindow/LyricsWindowController.m

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//
// LyricsWindowController.m
// Cog
//
// Created by Christopher Snowhill on 2/23/23.
//
#import "LyricsWindowController.h"
#import "AppController.h"
#import "PlaylistEntry.h"
@interface LyricsWindowController ()
@end
@implementation LyricsWindowController
static void *kLyricsWindowControllerContext = &kLyricsWindowControllerContext;
@synthesize valueToDisplay;
- (id)init {
return [super initWithWindowNibName:@"LyricsWindow"];
}
- (void)awakeFromNib {
[playlistSelectionController addObserver:self forKeyPath:@"selection" options:NSKeyValueObservingOptionNew context:kLyricsWindowControllerContext];
[currentEntryController addObserver:self forKeyPath:@"content" options:NSKeyValueObservingOptionNew context:kLyricsWindowControllerContext];
[appController addObserver:self forKeyPath:@"miniMode" options:NSKeyValueObservingOptionNew context:kLyricsWindowControllerContext];
}
- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context {
if(context == kLyricsWindowControllerContext) {
// Avoid "selection" because it creates a proxy that's hard to reason with when we don't need to write.
PlaylistEntry *currentSelection = [[playlistSelectionController selectedObjects] firstObject];
if(currentSelection != NULL) {
[self setValueToDisplay:currentSelection];
} else {
[self setValueToDisplay:[currentEntryController content]];
}
} else {
[super observeValueForKeyPath:keyPath ofObject:object change:change context:context];
}
}
- (IBAction)toggleWindow:(id)sender {
if([[self window] isVisible])
[[self window] orderOut:self];
else {
if([NSApp mainWindow]) {
NSRect rect = [[NSApp mainWindow] frame];
// Align Lyrics Window to the right of Main Window.
NSPoint point = NSMakePoint(NSMaxX(rect), NSMaxY(rect));
[[self window] setFrameTopLeftPoint:point];
}
[self showWindow:self];
}
}
@end