Function find_first_view_in_direction

plugins/tile/tree-controller.cpp:54–103

}

nonstd::observer_ptr<view_node_t> find_first_view_in_direction(
    nonstd::observer_ptr<tree_node_t> from, split_insertion_t direction)
{
    auto window = from->geometry;

    /* Since nodes are arranged tightly into a grid, we can just find the
     * proper edge and find the view there */
    wf::point_t point;
    switch (direction)
    {
      case INSERT_ABOVE:
        point = {
            window.x + window.width / 2,
            window.y - 1,
        };
        break;

      case INSERT_BELOW:
        point = {
            window.x + window.width / 2,
            window.y + window.height,
        };
        break;

      case INSERT_LEFT:
        point = {
            window.x - 1,
            window.y + window.height / 2,
        };
        break;

      case INSERT_RIGHT:
        point = {
            window.x + window.width,
            window.y + window.height / 2,
        };
        break;

      default:
        assert(false);
    }

    auto root = from;
    while (root->parent)
    {
        root = root->parent;
    }

    return find_view_at(root, point);
}

/* ------------------------ move_view_controller_t -------------------------- */
move_view_controller_t::move_view_controller_t(wf::workspace_set_t *set, wayfire_toplevel_view grabbed_view)