#include "mapselector.h"

MapSelector::MapSelector(std::vector<std::string> ml, std::string act, int identifier, bool edge):id(identifier),itisedge(edge),set_new_map(false)

{

  update_list(ml);

  if(act=="")

    {

      cbt.set_active(0);

      default_state=true;

    }

  else

    {

      cbt.set_active_text((Glib::ustring)act);

      default_state=false;

    }

  //binding signal to the actual entry

  cbt.signal_changed().connect

    (

     sigc::mem_fun((*this), &MapSelector::comboChanged),

     false

     );

  if(itisedge)

    {

      label=new Gtk::Label(edge_property_strings[id]);

    }

  else

    {

      label=new Gtk::Label(node_property_strings[id]);

    }

  label->set_width_chars(longest_property_string_length);

  defbut=new Gtk::Button();

  defbut->set_label("Reset");

  defbut->signal_pressed().connect

    (

     sigc::mem_fun(*this, &MapSelector::reset)

     );

  newbut=new Gtk::Button(Gtk::Stock::NEW);

  newbut->signal_pressed().connect

    (

     sigc::mem_fun(*this, &MapSelector::new_but_pressed)

     );

  add(*label);

  add(cbt);

  add(*defbut);

  add(*newbut);

}

void MapSelector::new_but_pressed()

{

  set_new_map=true;

  signal_newmapwin.emit(itisedge);

}

void MapSelector::update_list( std::vector< std::string > ml )

{

  int prev_act=cbt.get_active_row_number();

  cbt.clear();

  std::vector< std::string >::iterator emsi=ml.begin();

  for(;emsi!=ml.end();emsi++)

    {

      cbt.append_text(*emsi);

    }

  cbt.prepend_text("Default values");

  if(prev_act!=-1)

    {

      cbt.set_active(prev_act);

    }

}

void MapSelector::comboChanged()

{

  if(cbt.get_active_row_number()!=0)

    {

      default_state=false;

      Glib::ustring mapname = cbt.get_active_text();

      if(!(mapname.empty())) //We seem to get 2 signals, one when the text is empty.

	{

	  signal_cbt.emit(mapname);

	}

    }

  else if((!default_state)&&(cbt.get_active_row_number()==0))

    {

      reset();

    }

}

void MapSelector::reset()

{

  default_state=true;

  cbt.set_active(0);

  signal_cbt.emit("");

}

Glib::ustring MapSelector::get_active_text()

{

  return cbt.get_active_text();

}

void MapSelector::set_active_text(Glib::ustring text)

{

  cbt.set_active_text(text);

}

void MapSelector::append_text(Glib::ustring text)

{

  cbt.append_text(text);

  if(set_new_map)

    {

      set_active_text(text);

      set_new_map=false;

    }

}

sigc::signal<void, std::string> MapSelector::signal_cbt_ch()

{

  return signal_cbt;

}

sigc::signal<void, bool> MapSelector::signal_newmapwin_needed()

{

  return signal_newmapwin;

}