Make the window zoom or miniaturize when double clicking the status bar

Edit/Modules/ProjectWindow/ProjectWindowController.swift

@@ -53,7 +53,7 @@ public final class ProjectWindowController: NSWindowController {
 		self.siblingProvider = siblingProvider
 		self.model = syncModel
 
-		let window = NSWindow(contentViewController: controller)
+		let window = ProjectWindow(contentViewController: controller)
 
 		window.titlebarAppearsTransparent = true
 		window.styleMask.insert(.fullSizeContentView)
@@ -111,3 +111,39 @@ extension ProjectWindowController {
         openQuicklyWindowController.showWindow(parent: window)
     }
 }
+
+private final class ProjectWindow: NSWindow {
+	override func mouseDown(with event: NSEvent) {
+		if event.clickCount > 1, isEventLocationEligible(event.locationInWindow) {
+			zoomOrMiniaturize(self)
+		}
+		super.mouseDown(with: event)
+	}
+
+	private func isEventLocationEligible(_ location: CGPoint) -> Bool {
+		guard let windowFrame = contentView?.frame else {
+			return false
+		}
+		var titleBarRect = contentLayoutRect
+		titleBarRect.origin.y += contentLayoutRect.height
+		titleBarRect.size.height = windowFrame.height - contentLayoutRect.height
+		return titleBarRect.contains(location)
+	}
+
+	private static let actionOnDoubleClickKey: String = "AppleActionOnDoubleClick"
+	private static let zoomActionOnDoubleClickValue: String = "Maximize"
+	private static let miniaturizeActionOnDoubleClickValue: String = "Minimize"
+
+	func zoomOrMiniaturize(_ sender: Any?) {
+		let actionOnDoubleClickValue = UserDefaults.standard.string(forKey: Self.actionOnDoubleClickKey)
+
+		switch actionOnDoubleClickValue {
+		case Self.zoomActionOnDoubleClickValue:
+			zoom(sender)
+		case Self.miniaturizeActionOnDoubleClickValue:
+			miniaturize(sender)
+		default:
+			zoom(sender)
+		}
+	}
+}