source: lemon-0.x/gui/new_map_win.cc @ 1626:e251336be488

#include <new_map_win.h>

bool NewMapWin::closeIfEscapeIsPressed(GdkEventKey* e)
{
  if(e->keyval==GDK_Escape)
  {
    hide();
  }
  return true;
}

NewMapWin::NewMapWin(const std::string& title, GraphDisplayerCanvas & grdispc):gdc(grdispc),node("Create NodeMap"),edge("Create EdgeMap")
{
  set_title(title);
  set_default_size(200, 50);

  signal_key_press_event().connect(sigc::mem_fun(*this, &NewMapWin::closeIfEscapeIsPressed));


  //entries
  table=new Gtk::Table(3, 2, false);

  label=new Gtk::Label;
  label->set_text("Name of new map:");
  name.set_text("");

  (*table).attach(*label,0,1,0,1,Gtk::SHRINK,Gtk::SHRINK,10,3);
  (*table).attach(name,1,2,0,1,Gtk::SHRINK,Gtk::SHRINK,10,3);

  label=new Gtk::Label;
  label->set_text("Default value in the map:");
  default_value.set_text("0");

  (*table).attach(*label,0,1,1,2,Gtk::SHRINK,Gtk::SHRINK,10,3);
  (*table).attach(default_value,1,2,1,2,Gtk::SHRINK,Gtk::SHRINK,10,3);

  //node vs. edge map selector
  Gtk::RadioButton::Group group = node.get_group();
  edge.set_group(group);

  (*table).attach(node,0,1,2,3,Gtk::SHRINK,Gtk::SHRINK,10,3);
  (*table).attach(edge,1,2,2,3,Gtk::SHRINK,Gtk::SHRINK,10,3);

  vbox.pack_start(*table);

  //OK button
  button=new Gtk::Button("OK");

  button->signal_clicked().connect
    (
     sigc::mem_fun(*this, &NewMapWin::buttonPressed)
    );


  vbox.pack_start(*button);

  add(vbox);

  show_all_children();

}

void NewMapWin::buttonPressed()
{
  bool valid_double=true;
  int point_num=0;

  std::string def_val_str=default_value.get_text();
  char * def_val_ch=new char [def_val_str.length()];
  for(int i=0;i<(int)(def_val_str.length());i++)
    {
      if(((def_val_str[i]<'0')||(def_val_str[i]>'9'))&&(def_val_str[i]!='.'))
        {
          valid_double=false;
        }
      else
        {
          if(def_val_str[i]=='.')
            {
              point_num++;
            }
        }
      def_val_ch[i]=def_val_str[i];
    }
  
  double def_val=atof(def_val_ch);

  std::string mapname=name.get_text();

  if((point_num<=1)&&(valid_double)&&(!mapname.empty()))
    {
      int abortion=0;
      if(edge.get_active())
        {
          abortion=gdc.addNewEdgeMap(def_val,mapname);
        }
      else
        {
          abortion=gdc.addNewNodeMap(def_val,mapname);
        }
      if(!abortion)
        {
          name.set_text("");
          default_value.set_text("0");
          hide();
        }
    }
}