//Name, Matrikelnummer
#include<LEDA/graphics/graphwin.h>

using namespace leda;

GRAPH<int,int> G;

void run_topsort(GraphWin& gw)
{
  bool azykl = true;

  // ... hier soll der Algorithmus implementiert werden


  
  if(azykl)
    gw.set_node_label_type(data_label);
  else
    gw.set_node_label_type(no_label);
    
  gw.redraw();
}

void new_node_handler(GraphWin& gw, node v)
{
  run_topsort(gw);
}

void new_edge_handler(GraphWin& gw, edge e)
{
  run_topsort(gw);
}

int main()
{
  GraphWin gw(G);
  
  gw.set_node_label_type(no_label);
  
  gw.set_init_graph_handler(run_topsort);
  gw.set_new_node_handler(new_node_handler);
  gw.set_new_edge_handler(new_edge_handler);
  gw.set_del_edge_handler(run_topsort);
  gw.set_del_node_handler(run_topsort);
  
  gw.display();
  gw.edit();
  return 0;
}