static void
image_preview_clicked (GtkWidget       *widget,
                       GdkModifierType  state,
                       GimpToolbox     *toolbox)
{
  gimp_dialog_factory_dialog_raise (gimp_dock_get_dialog_factory (GIMP_DOCK (toolbox)),
                                    gtk_widget_get_screen (widget),
                                    "gimp-image-list|gimp-image-grid", -1);
}
static void
image_preview_clicked (GtkWidget       *widget,
                       GdkModifierType  state,
                       GimpToolbox     *toolbox)
{
  GimpContext *context = gimp_toolbox_get_context (toolbox);

  gimp_window_strategy_show_dockable_dialog (GIMP_WINDOW_STRATEGY (gimp_get_window_strategy (context->gimp)),
                                             context->gimp,
                                             gimp_dock_get_dialog_factory (GIMP_DOCK (toolbox)),
                                             gimp_widget_get_monitor (widget),
                                             "gimp-image-list|gimp-image-grid");
}