[gnome-shell/wip/carlosg/no-event-source: 1/7] keyboard: Query stage for target actor instead of event.get_source()

[Carlos Garnacho <carlosg src gnome org>]

commit 257ba256e66601174da806edad4b76debef19190
Author: Carlos Garnacho <carlosg gnome org>
Date:   Fri Feb 25 13:09:17 2022 +0100

    keyboard: 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/keyboard.js | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)
---
diff --git a/js/ui/keyboard.js b/js/ui/keyboard.js
index 6ee82a3028..186e90bf59 100644
--- a/js/ui/keyboard.js
+++ b/js/ui/keyboard.js
@@ -259,8 +259,11 @@ var LanguageSelectionPopup = class extends PopupMenu.PopupMenu {
     }
 
     _onCapturedEvent(actor, event) {
-        if (event.get_source() == this.actor ||
-            this.actor.contains(event.get_source()))
+        const targetActor = global.stage.get_device_actor(
+            event.get_device(), event.get_event_sequence());
+
+        if (targetActor === this.actor ||
+            this.actor.contains(targetActor))
             return Clutter.EVENT_PROPAGATE;
 
         if (event.type() == Clutter.EventType.BUTTON_RELEASE || event.type() == Clutter.EventType.TOUCH_END)
@@ -407,9 +410,11 @@ var Key = GObject.registerClass({
         let type = event.type();
         let press = type == Clutter.EventType.BUTTON_PRESS || type == Clutter.EventType.TOUCH_BEGIN;
         let release = type == Clutter.EventType.BUTTON_RELEASE || type == Clutter.EventType.TOUCH_END;
+        const targetActor = global.stage.get_device_actor(
+            event.get_device(), event.get_event_sequence());
 
-        if (event.get_source() == this._boxPointer.bin ||
-            this._boxPointer.bin.contains(event.get_source()))
+        if (targetActor === this._boxPointer.bin ||
+            this._boxPointer.bin.contains(targetActor))
             return Clutter.EVENT_PROPAGATE;
 
         if (press)
@@ -1296,7 +1301,8 @@ var KeyboardManager = class KeyBoardManager {
         if (!this._keyboard)
             return false;
 
-        let actor = event.get_source();
+        const actor = global.stage.get_device_actor(
+            event.get_device(), event.get_event_sequence());
         return Main.layoutManager.keyboardBox.contains(actor) ||
                !!actor._extendedKeys || !!actor.extendedKey;
     }