-/* NextPreviousDesktop */
-void action_next_desktop(union ActionData *data);
-/* NextPreviousDesktop */
-void action_previous_desktop(union ActionData *data);
-/* NextPreviousDesktop */
-void action_next_desktop_column(union ActionData *data);
-/* NextPreviousDesktop */
-void action_previous_desktop_column(union ActionData *data);
-/* NextPreviousDesktop */
-void action_next_desktop_row(union ActionData *data);
-/* NextPreviousDesktop */
-void action_previous_desktop_row(union ActionData *data);