[gnome-games/wip/exalm/gtk4: 17/48] fullscreen-box: Update cursor

[Alexander Mikhaylenko <alexm src gnome org>]

commit 54d35b93fb9f8c7f045506a848d592e9ecddc764
Author: Alexander Mikhaylenko <exalm7659 gmail com>
Date:   Mon Aug 19 20:59:23 2019 +0500

    fullscreen-box: Update cursor

 src/ui/fullscreen-box.vala | 16 +++++-----------
 1 file changed, 5 insertions(+), 11 deletions(-)
---
diff --git a/src/ui/fullscreen-box.vala b/src/ui/fullscreen-box.vala
index c1d903cf..2b5d30c3 100644
--- a/src/ui/fullscreen-box.vala
+++ b/src/ui/fullscreen-box.vala
@@ -175,19 +175,13 @@ private class Games.FullscreenBox : Gtk.Bin, Gtk.Buildable {
        }
 
        private void show_cursor (bool show) {
-               var window = get_window ();
-               if (window == null)
+               if ((show && cursor == null) ||
+                   (!show && cursor != null))
                        return;
 
-               if ((show && window.cursor == null) ||
-                   (!show && window.cursor != null))
-                       return;
-
-               if (!show) {
-                       var display = window.get_display ();
-                       window.cursor = new Gdk.Cursor.from_name (display, "none");
-               }
+               if (!show)
+                       cursor = new Gdk.Cursor.from_name ("none", null);
                else
-                       window.cursor = null;
+                       cursor = null;
        }
 }