[gnome-shell/wip/carlosg/no-event-source: 16/21] popupMenu: Query stage for target actor instead of event.get_source()

[Carlos Garnacho <carlosg src gnome org>]

commit c2ac2648f703153be2ab634ce2e1c5da4cfaac9e
Author: Carlos Garnacho <carlosg gnome org>
Date:   Fri Feb 25 13:09:33 2022 +0100

    popupMenu: Query stage for target actor instead of event.get_source()
    
    Events are going to stop containing the destinatary, so stop using this
    API. Querying the stage is equivalent and ensured to be up-to-date.

 js/ui/popupMenu.js | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)
---
diff --git a/js/ui/popupMenu.js b/js/ui/popupMenu.js
index 81ba02ce23..af1ad86427 100644
--- a/js/ui/popupMenu.js
+++ b/js/ui/popupMenu.js
@@ -1396,6 +1396,9 @@ var PopupMenuManager = class {
 
     _onCapturedEvent(actor, event) {
         let menu = actor._delegate;
+        const targetActor = global.stage.get_device_actor(
+            event.get_device(), event.get_event_sequence());
+
         if (event.type() === Clutter.EventType.KEY_PRESS) {
             let symbol = event.get_key_symbol();
             if (symbol === Clutter.KEY_Down &&
@@ -1408,13 +1411,13 @@ var PopupMenuManager = class {
             }
         } else if (event.type() === Clutter.EventType.ENTER &&
                    (event.get_flags() & Clutter.EventFlags.GRAB_NOTIFY) === 0) {
-            let hoveredMenu = this._findMenuForSource(event.get_source());
+            let hoveredMenu = this._findMenuForSource(targetActor);
 
             if (hoveredMenu && hoveredMenu !== menu)
                 this._changeMenu(hoveredMenu);
         } else if ((event.type() === Clutter.EventType.BUTTON_PRESS ||
                     event.type() === Clutter.EventType.TOUCH_BEGIN) &&
-                   !actor.contains(event.get_source())) {
+                   !actor.contains(targetActor)) {
             menu.close(BoxPointer.PopupAnimation.FULL);
         }