void placeWindow(BlackboxWindow *win);
bool cascadePlacement(Rect& win, const Rect& availableArea);
bool smartPlacement(Rect& win, const Rect& availableArea);
void placeWindow(BlackboxWindow *win);
bool cascadePlacement(Rect& win, const Rect& availableArea);
bool smartPlacement(Rect& win, const Rect& availableArea);