diff --git a/demos/gtk-demo/demo.gresource.xml b/demos/gtk-demo/demo.gresource.xml
index 11ed21f593..625ecac18a 100644
--- a/demos/gtk-demo/demo.gresource.xml
+++ b/demos/gtk-demo/demo.gresource.xml
@@ -104,6 +104,9 @@
gtkfishbowl.c
gtkfishbowl.h
+
+ iconscroll.ui
+
gnome-fs-directory.png
gnome-fs-regular.png
@@ -179,6 +182,7 @@
glarea.c
headerbar.c
hypertext.c
+ iconscroll.c
iconview.c
iconview_edit.c
images.c
diff --git a/demos/gtk-demo/iconscroll.c b/demos/gtk-demo/iconscroll.c
new file mode 100644
index 0000000000..5c17d0b6af
--- /dev/null
+++ b/demos/gtk-demo/iconscroll.c
@@ -0,0 +1,72 @@
+/* Benchmark/Icons
+ *
+ * This demo scrolls a view with many icons.
+ */
+
+#include
+
+static guint tick_cb;
+static GtkAdjustment *adjustment;
+int increment = 5;
+
+static gboolean
+scroll_cb (GtkWidget *widget,
+ GdkFrameClock *frame_clock,
+ gpointer data)
+{
+ double value;
+
+ value = gtk_adjustment_get_value (adjustment);
+ if (value + increment <= gtk_adjustment_get_lower (adjustment) ||
+ (value + increment >= gtk_adjustment_get_upper (adjustment) - gtk_adjustment_get_page_size (adjustment)))
+ increment = - increment;
+
+ gtk_adjustment_set_value (adjustment, value + increment);
+
+ return G_SOURCE_CONTINUE;
+}
+
+extern GtkWidget *create_icon (void);
+
+static void
+populate (GtkWidget *grid)
+{
+ int top, left;
+
+ for (top = 0; top < 100; top++)
+ for (left = 0; left < 15; left++)
+ gtk_grid_attach (GTK_GRID (grid), create_icon (), left, top, 1, 1);
+}
+
+GtkWidget *
+do_iconscroll (GtkWidget *do_widget)
+{
+ static GtkWidget *window = NULL;
+
+ if (!window)
+ {
+ GtkBuilder *builder;
+ GtkWidget *grid;
+
+ builder = gtk_builder_new_from_resource ("/iconscroll/iconscroll.ui");
+ window = GTK_WIDGET (gtk_builder_get_object (builder, "window"));
+ g_signal_connect (window, "destroy",
+ G_CALLBACK (gtk_widget_destroyed), &window);
+ gtk_window_set_display (GTK_WINDOW (window),
+ gtk_widget_get_display (do_widget));
+ g_signal_connect (window, "destroy",
+ G_CALLBACK (gtk_widget_destroyed), &window);
+ grid = GTK_WIDGET (gtk_builder_get_object (builder, "grid"));
+ populate (grid);
+ gtk_widget_realize (window);
+ adjustment = GTK_ADJUSTMENT (gtk_builder_get_object (builder, "adjustment"));
+ tick_cb = gtk_widget_add_tick_callback (window, scroll_cb, NULL, NULL);
+ }
+
+ if (!gtk_widget_get_visible (window))
+ gtk_widget_show (window);
+ else
+ gtk_widget_destroy (window);
+
+ return window;
+}
diff --git a/demos/gtk-demo/iconscroll.ui b/demos/gtk-demo/iconscroll.ui
new file mode 100644
index 0000000000..d7c68e5f6a
--- /dev/null
+++ b/demos/gtk-demo/iconscroll.ui
@@ -0,0 +1,24 @@
+
+
+
+
diff --git a/demos/gtk-demo/meson.build b/demos/gtk-demo/meson.build
index 711e466b43..c021f9f60a 100644
--- a/demos/gtk-demo/meson.build
+++ b/demos/gtk-demo/meson.build
@@ -34,6 +34,7 @@ demos = files([
'glarea.c',
'headerbar.c',
'hypertext.c',
+ 'iconscroll.c',
'iconview.c',
'iconview_edit.c',
'images.c',