Ctxpopup super slow with some more items

If you put some (like 100) items in a ctxpopup it will take 5 seconds
to show up and throw all kind of errors on console.

This is an example that show the issue, I opened T7176 to track this issue

1 files changed, 27 insertions, 0 deletions

diff --git a/src/bin/elementary/test_ctxpopup.c b/src/bin/elementary/test_ctxpopup.c
index 46209a7dfb..9293647d28 100644
--- a/src/bin/elementary/test_ctxpopup.c
+++ b/src/bin/elementary/test_ctxpopup.c
@@ -470,6 +470,31 @@ _list_item_cb10(void *data EINA_UNUSED, Evas_Object *obj, void *event_info EINA_
 }
 
 static void
+_list_item_cb11(void *data EINA_UNUSED, Evas_Object *obj, void *event_info EINA_UNUSED)
+{
+   Evas_Object *ctxpopup;
+   Evas_Coord x,y;
+   char label[16];
+   int i = 0;
+
+   if (list_mouse_down > 0) return;
+
+   ctxpopup = elm_ctxpopup_add(obj);
+   evas_object_smart_callback_add(ctxpopup, "dismissed", _dismissed, NULL);
+   evas_object_smart_callback_add(ctxpopup, "geometry,update", _geometry_update, NULL);
+
+   while (i++ < 100)
+     {
+        snprintf(label, sizeof(label), "Item %d", i);
+        _ctxpopup_item_new(ctxpopup, label, "clock");
+     }
+
+   evas_pointer_canvas_xy_get(evas_object_evas_get(obj), &x, &y);
+   evas_object_move(ctxpopup, x, y);
+   evas_object_show(ctxpopup);
+}
+
+static void
 _list_clicked(void *data EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *event_info)
 {
    elm_list_item_selected_set(event_info, EINA_FALSE);
@@ -532,6 +557,8 @@ test_ctxpopup(void *data EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *event_
                         _list_item_cb9, NULL);
    elm_list_item_append(list, "Ctxpopup with user content (enable to remove)", NULL, NULL,
                         _list_item_cb10, NULL);
+   elm_list_item_append(list, "Ctxpopup with more items", NULL, NULL,
+                        _list_item_cb11, NULL);
    evas_object_show(list);
    elm_list_go(list);