Method focus_next

plugins/single_plugins/switcher.cpp:509–519

Change the current focus to the next or the previous view */

    /* Change the current focus to the next or the previous view */
    void focus_next(int dir)
    {
        auto ws_views = get_workspace_views();
        /* Change the focused view and rearrange views so that focused is on top */
        int size = ws_views.size();

        // calculate focus index & focus it
        int focused_view_index = (size + dir) % size;
        auto focused_view = ws_views[focused_view_index];
        wf::view_bring_to_front(focused_view);
    }

    /* Create the initial arrangement on the screen
     * Also changes the focus to the next or the last view, depending on dir */