- int x = geom.w/2;
- int y = geom.h/2;
- if(input_focus)
- {
- const Geometry &fgeom = input_focus->get_geometry();
- x = fgeom.x+fgeom.w/2;
- y = fgeom.y+fgeom.h/2;
- }
- else if(nav==NAV_UP)
- y = 0;
- else if(nav==NAV_DOWN)
- y = geom.h;
- else if(nav==NAV_RIGHT)
- x = 0;
- else if(nav==NAV_LEFT)
- x = geom.w;
-
- Widget *sibling = 0;
- int best_score = 0;
- for(list<Child *>::const_iterator i=children.begin(); i!=children.end(); ++i)
- {
- if((*i)->widget==input_focus || !(*i)->widget->is_focusable())
- continue;
-
- const Geometry &cgeom = (*i)->widget->get_geometry();
- int dx = cgeom.x+cgeom.w/2-x;
- int dy = cgeom.y+cgeom.h/2-y;
-
- int score = -1;
- if(nav==NAV_UP && dy>0)
- score = dy+abs(dx)*4;
- else if(nav==NAV_DOWN && dy<0)
- score = -dy+abs(dx)*4;
- else if(nav==NAV_RIGHT && dx>0)
- score = dx+abs(dy)*4;
- else if(nav==NAV_LEFT && dx<0)
- score = -dx+abs(dy)*4;
-
- if(score>0 && (!sibling || score<best_score))
- {
- sibling = (*i)->widget;
- best_score = score;
- }
- }