[gnome-shell/gnome-3-34] closeDialog: Make dialog inactive while fading out

[Jonas Ådahl <jadahl src gnome org>]

commit 99d948559b54ed82bd4c98f5f72a1eca7c1882b0
Author: Jonas Ådahl <jadahl gmail com>
Date:   Wed Feb 19 21:54:42 2020 +0000

    closeDialog: Make dialog inactive while fading out
    
    Otherwise the user might click Kill, which would crash if the fade-out
    was triggered because a Wayland window was closed.
    
    https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/1032
    
    
    (cherry picked from commit 32fa060a62051a6fc98532d43e060c65ec7848a7)

 js/ui/closeDialog.js | 1 +
 js/ui/dialog.js      | 8 +++++++-
 2 files changed, 8 insertions(+), 1 deletion(-)
---
diff --git a/js/ui/closeDialog.js b/js/ui/closeDialog.js
index b943e85bf5..e54ee48be7 100644
--- a/js/ui/closeDialog.js
+++ b/js/ui/closeDialog.js
@@ -192,6 +192,7 @@ var CloseDialog = GObject.registerClass({
         this._dialog = null;
         this._removeWindowEffect();
 
+        dialog.makeInactive();
         dialog._dialog.ease({
             scale_y: 0,
             mode: Clutter.AnimationMode.LINEAR,
diff --git a/js/ui/dialog.js b/js/ui/dialog.js
index f81dbfb409..cd64b9e744 100644
--- a/js/ui/dialog.js
+++ b/js/ui/dialog.js
@@ -51,10 +51,16 @@ class Dialog extends St.Widget {
                            y_align: St.Align.START });
     }
 
-    _onDestroy() {
+    makeInactive() {
         if (this._eventId != 0)
             this._parentActor.disconnect(this._eventId);
         this._eventId = 0;
+
+        this.buttonLayout.get_children().forEach(c => c.set_reactive(false));
+    }
+
+    _onDestroy() {
+        this.makeInactive();
     }
 
     _modalEventHandler(actor, event) {