appDisplay: don't change grid page on adaptToSize

If the adapt to size occurs after the grid page has been changed the
page is set to zero. This patch just keep the current page with the same
value that it has before.

Fix https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/3388

diff --git a/js/ui/appDisplay.js b/js/ui/appDisplay.js
index 8e10de2d8f3d0f3dd8e9060dbf8117ad43b2baf1..6c7d1f4570390a37a034b91e69435844b24930b8 100644 (file)
--- a/js/ui/appDisplay.js
+++ b/js/ui/appDisplay.js
@@ -844,9 +844,9 @@ var BaseAppView = GObject.registerClass({
             this._pageIndicators.nPages !== this._grid.nPages) {
             Meta.later_add(Meta.LaterType.BEFORE_REDRAW, () => {
                 this._adjustment.value = 0;
-                this._grid.currentPage = 0;
+                this.goToPage(this._grid.currentPage);
                 this._pageIndicators.setNPages(this._grid.nPages);
-                this._pageIndicators.setCurrentPosition(0);
+                this._pageIndicators.setCurrentPosition(this._grid.currentPage);
                 return GLib.SOURCE_REMOVE;
             });
         }