Reveal tray icons only for the moment a menu is opened

Keeping every icon on the menu bar for as long as the panel was open
looked cluttered. Reveal them just long enough to open the clicked
item's menu, then hide again, so the panel stays clean.

💘 Generated with Crush

Assisted-by: Crush:deepseek-v4.1-flash

Sources/SimpleTopBar/MenuBarItems.swift

@@ -103,10 +103,30 @@ final class MenuBarItemManager: ObservableObject {
         }
     }
 
-    /// Opens the real menu bar item by pressing its accessibility element, so
-    /// its menu/popover appears at its true screen location.
-    @discardableResult
-    func press(_ item: MenuBarItem) -> Bool {
+    /// Opens the real menu bar item, so its menu/popover appears.
+    ///
+    /// A hidden item sits off-screen, and its menu would open off-screen too.
+    /// So briefly reveal the items, let the layout settle, press the item, then
+    /// hide again shortly after. The reveal is momentary rather than lasting the
+    /// whole time the panel is open.
+    func press(_ item: MenuBarItem) {
+        let hider = MenuBarHider.shared
+        let needsReveal = hider.isHiding
+        guard needsReveal else {
+            _ = performPress(item)
+            return
+        }
+        hider.suspend()
+        DispatchQueue.main.asyncAfter(deadline: .now() + 0.18) {
+            _ = self.performPress(item)
+            // Let the menu finish appearing before the bar contracts again.
+            DispatchQueue.main.asyncAfter(deadline: .now() + 1.0) {
+                hider.resume()
+            }
+        }
+    }
+
+    private func performPress(_ item: MenuBarItem) -> Bool {
         if AXUIElementPerformAction(item.element, kAXPressAction as CFString) == .success {
             return true
         }