macos: passthrough right mouse down event to TabTitleEditor if needed

macos/Sources/Features/Terminal/Window Styles/TerminalWindow.swift

@@ -38,7 +38,7 @@ class TerminalWindow: NSWindow {
     private var tabMenuObserver: NSObjectProtocol?
 
     /// Handles inline tab title editing for this host window.
-    private lazy var tabTitleEditor = TabTitleEditor(
+    private(set) lazy var tabTitleEditor = TabTitleEditor(
         hostWindow: self,
         delegate: self
     )

macos/Sources/Features/Terminal/Window Styles/TitlebarTabsTahoeTerminalWindow.swift

@@ -90,6 +90,10 @@ class TitlebarTabsTahoeTerminalWindow: TransparentTitlebarTerminalWindow, NSTool
             return
         }
 
+        guard !tabTitleEditor.handleRightMouseDown(event) else {
+            return
+        }
+
         let locationInTabBar = tabBarView.convert(event.locationInWindow, from: nil)
         guard tabBarView.bounds.contains(locationInTabBar) else {
             super.sendEvent(event)

macos/Sources/Helpers/TabTitleEditor.swift

@@ -92,6 +92,18 @@ final class TabTitleEditor: NSObject, NSTextFieldDelegate {
         return true
     }
 
+    /// Handles rightMouseDown events from the host window.
+    ///
+    /// If this returns true then the event was handled by the coordinator.
+    func handleRightMouseDown(_ event: NSEvent) -> Bool {
+        if isMouseEventWithinEditor(event) {
+            inlineTitleEditor?.rightMouseDown(with: event)
+            return true
+        } else {
+            return false
+        }
+    }
+
     /// Begins editing the given target tab window title. Returns true if we're able to start the
     /// inline edit.
     @discardableResult