[gnome-software/1188-only-2-items-in-carousel] gs-overview-page: Limit minimum featured apps

[Milan Crha <mcrha src gnome org>]

commit 15c8e91ea723320d9110e1d719008f7c9af48b72
Author: Milan Crha <mcrha redhat com>
Date:   Tue Aug 31 15:46:29 2021 +0200

    gs-overview-page: Limit minimum featured apps
    
    Hide the featured carousel when there are not enough apps to be shown.
    
    Closes https://gitlab.gnome.org/GNOME/gnome-software/-/issues/1188

 src/gs-overview-page.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)
---
diff --git a/src/gs-overview-page.c b/src/gs-overview-page.c
index ace4a18c2..41a6a3b43 100644
--- a/src/gs-overview-page.c
+++ b/src/gs-overview-page.c
@@ -25,6 +25,10 @@
  * 3-column layout. */
 #define N_TILES 12
 
+/* When there are less than this number of the featured apps found
+ * the featured carousel is hidden. */
+#define MIN_FEATURED_APPS 4
+
 struct _GsOverviewPage
 {
        GsPage                   parent_instance;
@@ -270,10 +274,10 @@ gs_overview_page_get_featured_cb (GObject *source_object,
        /* Filter out apps which don’t have a suitable hi-res icon. */
        gs_app_list_filter (list, filter_hi_res_icon, self);
 
-       gtk_widget_set_visible (self->featured_carousel, gs_app_list_length (list) > 0);
+       gtk_widget_set_visible (self->featured_carousel, gs_app_list_length (list) >= MIN_FEATURED_APPS);
        gs_featured_carousel_set_apps (GS_FEATURED_CAROUSEL (self->featured_carousel), list);
 
-       self->empty = self->empty && (gs_app_list_length (list) == 0);
+       self->empty = self->empty && (gs_app_list_length (list) < MIN_FEATURED_APPS);
 
 out:
        gs_overview_page_decrement_action_cnt (self);