fix: restore positive resize increments when clearing aspect lock

Sources/App/CompactWindow.swift

@@ -20,6 +20,7 @@ final class CompactWindowController: NSObject {
         let minSize: NSSize
         let contentMinSize: NSSize
         let aspectRatio: NSSize
+        let resizeIncrements: NSSize
         let styleMask: NSWindow.StyleMask
         let titleVisibility: NSWindow.TitleVisibility
         let titlebarAppearsTransparent: Bool
@@ -34,6 +35,7 @@ final class CompactWindowController: NSObject {
             minSize = window.minSize
             contentMinSize = window.contentMinSize
             aspectRatio = window.aspectRatio
+            resizeIncrements = window.resizeIncrements
             styleMask = window.styleMask
             titleVisibility = window.titleVisibility
             titlebarAppearsTransparent = window.titlebarAppearsTransparent
@@ -310,7 +312,11 @@ final class CompactWindowController: NSObject {
         window.minSize = snapshot.minSize
         window.contentMinSize = snapshot.contentMinSize
         window.setFrame(snapshot.frame, display: true)
-        window.aspectRatio = snapshot.aspectRatio
+        if snapshot.aspectRatio == .zero {
+            window.resizeIncrements = snapshot.resizeIncrements
+        } else {
+            window.aspectRatio = snapshot.aspectRatio
+        }
         self.snapshot = nil
     }
 
@@ -380,7 +386,7 @@ final class CompactWindowController: NSObject {
             frame.origin.x = min(max(window.frame.minX, usable.minX), usable.maxX - frame.width)
             frame.origin.y = min(max(window.frame.minY, usable.minY), usable.maxY - frame.height)
         }
-        window.aspectRatio = .zero
+        window.resizeIncrements = NSSize(width: 1, height: 1)
         animateFrame(frame, of: window, animated: animated) { [weak self, weak window] in
             guard let self, let window else { return }
             if Self.canFitAspect(aspect, available: usable.size) {

Sources/App/TerebiApp.swift

@@ -36,7 +36,8 @@ final class PlayerModel: ObservableObject {
         didSet {
             guard showsQueue != oldValue, let window, !isFullScreen,
                   !isCompact, !compactWindow.isTransitioning else { return }
-            window.aspectRatio = .zero
+            // Setting aspectRatio to zero leaves AppKit's resize increments at zero.
+            window.resizeIncrements = NSSize(width: 1, height: 1)
             var frame = window.frame
             frame.size.width += showsQueue ? 260 : -260
             if let screen = window.screen?.visibleFrame {
@@ -706,7 +707,7 @@ final class PlayerModel: ObservableObject {
         youtubeHeight = nil
         youtubeQuality = nil
         needsVideoFit = false
-        window?.aspectRatio = .zero
+        window?.resizeIncrements = NSSize(width: 1, height: 1)
         commandError = nil
         isSeeking = false
         window?.representedURL = nil
@@ -979,7 +980,7 @@ final class PlayerModel: ObservableObject {
         }
         needsVideoFit = false
         guard state.has_video, aspect.isFinite, aspect > 0 else {
-            window.aspectRatio = .zero
+            window.resizeIncrements = NSSize(width: 1, height: 1)
             return
         }
         let screen = (window.screen ?? NSScreen.main)?.visibleFrame ?? window.frame
@@ -988,10 +989,14 @@ final class PlayerModel: ObservableObject {
         let size = NSSize(width: width + sidebarWidth, height: width / aspect)
         // ponytail: extreme ratios retain letterboxing; compact controls if exact fitting is needed.
         guard size.width >= window.minSize.width, size.height >= window.minSize.height else {
-            window.aspectRatio = .zero
+            window.resizeIncrements = NSSize(width: 1, height: 1)
             return
         }
-        window.aspectRatio = showsQueue ? .zero : NSSize(width: aspect, height: 1)
+        if showsQueue {
+            window.resizeIncrements = NSSize(width: 1, height: 1)
+        } else {
+            window.aspectRatio = NSSize(width: aspect, height: 1)
+        }
         let frame = NSRect(
             x: min(max(window.frame.midX - size.width / 2, screen.minX), screen.maxX - size.width),
             y: min(max(window.frame.midY - size.height / 2, screen.minY), screen.maxY - size.height),