Constructor/src/constructor.cpp

   1 #include "constructor.h"
   2
   3 Constructor::Constructor(BaseObjectType* cobject, const Glib::RefPtr<Gnome::Glade::Xml>& refGlade):Gtk::Window(cobject)
   4 {
   5         id = 0;
   6         saved = false;
   7         set_title("Constructor");
   8
   9
  10         ico_canio = Gdk::Pixbuf::create_from_file(PACKAGE_DATA_DIR"/plaqui-constructor/pixmaps/canio_n.png");
  11         ico_y     = Gdk::Pixbuf::create_from_file(PACKAGE_DATA_DIR"/plaqui-constructor/pixmaps/y_n.png");
  12         ico_codo  = Gdk::Pixbuf::create_from_file(PACKAGE_DATA_DIR"/plaqui-constructor/pixmaps/codo_o.png");
  13         ico_tanque  = Gdk::Pixbuf::create_from_file(PACKAGE_DATA_DIR"/plaqui-constructor/pixmaps/tanque_e.png");
  14         ico_exclusa = Gdk::Pixbuf::create_from_file(PACKAGE_DATA_DIR"/plaqui-constructor/pixmaps/exclusa_h.png");
  15         ico_drain = Gdk::Pixbuf::create_from_file(PACKAGE_DATA_DIR"/plaqui-constructor/pixmaps/drain_n.png");
  16         ico_bomba = Gdk::Pixbuf::create_from_file(PACKAGE_DATA_DIR"/plaqui-constructor/pixmaps/bomba_e.png");
  17         ico_and = Gdk::Pixbuf::create_from_file(PACKAGE_DATA_DIR"/plaqui-constructor/pixmaps/and_e.png");
  18         ico_or = Gdk::Pixbuf::create_from_file(PACKAGE_DATA_DIR"/plaqui-constructor/pixmaps/or_e.png");
  19         ico_not = Gdk::Pixbuf::create_from_file(PACKAGE_DATA_DIR"/plaqui-constructor/pixmaps/not_e.png");
  20
  21         refGlade->get_widget("btn_canio", btn_canio);
  22         refGlade->get_widget("btn_codo", btn_codo);
  23         refGlade->get_widget("btn_y", btn_y);
  24         refGlade->get_widget("btn_tanque",btn_tanque);
  25         refGlade->get_widget("btn_bomba", btn_bomba);
  26         refGlade->get_widget("btn_exclusa", btn_exclusa);
  27         refGlade->get_widget("btn_drain", btn_drain);
  28         refGlade->get_widget("btn_and", btn_and);
  29         refGlade->get_widget("btn_or", btn_or);
  30         refGlade->get_widget("btn_not", btn_not);
  31         refGlade->get_widget("main_menu_quit",main_menu_quit);
  32         refGlade->get_widget("main_menu_new",main_menu_new);
  33         refGlade->get_widget("main_menu_open",main_menu_open);
  34         refGlade->get_widget("main_menu_save",main_menu_save);
  35         refGlade->get_widget("edit_menu_del",edit_menu_del);
  36         refGlade->get_widget("chk_btn_logica",chk_btn_logica);
  37         refGlade->get_widget("file_open_selection",file_open_selection);
  38         refGlade->get_widget("file_selection",file_selection);
  39         refGlade->get_widget("combo_entry",combo_entry);
  40         refGlade->get_widget("btn_check",btn_check);
  41         refGlade->get_widget("dlg_connect", dlg_connect);
  42         refGlade->get_widget("btn_dlg_close", btn_dlg_close);
  43         refGlade->get_widget("dlg_label", dlg_label);
  44         refGlade->get_widget("quick_btn_new", quick_btn_new);
  45         refGlade->get_widget("quick_btn_save", quick_btn_save);
  46         refGlade->get_widget("quick_btn_open", quick_btn_open);
  47         refGlade->get_widget("edit_menu_delete_all", edit_menu_delete_all);
  48         refGlade->get_widget("btn_find", btn_find);
  49
  50         refGlade->get_widget_derived("workplace", workplace);  //fixed
  51
  52         //Targets
  53         listTargets.push_back( Gtk::TargetEntry("STRING") );
  54         listTargets.push_back( Gtk::TargetEntry("text/plain") );
  55         listTargets.push_back( Gtk::TargetEntry("POINTER") );
  56         listTargets.push_back( Gtk::TargetEntry("application/pointer") );
  57
  58         btn_canio->drag_source_set(listTargets);
  59         btn_y->drag_source_set(listTargets);
  60         btn_codo->drag_source_set(listTargets);
  61         btn_tanque->drag_source_set(listTargets);
  62         btn_bomba->drag_source_set(listTargets);
  63         btn_drain->drag_source_set(listTargets);
  64         btn_exclusa->drag_source_set(listTargets);
  65         btn_and->drag_source_set(listTargets);
  66         btn_or->drag_source_set(listTargets);
  67         btn_not->drag_source_set(listTargets);
  68
  69         btn_canio->signal_drag_data_get().connect( SigC::slot(*this, &Constructor::on_btn_canio_drag_get));
  70         btn_bomba->signal_drag_data_get().connect( SigC::slot(*this, &Constructor::on_btn_bomba_drag_get));
  71         btn_exclusa->signal_drag_data_get().connect( SigC::slot(*this, &Constructor::on_btn_exclusa_drag_get));
  72         btn_y->signal_drag_data_get().connect( SigC::slot(*this, &Constructor::on_btn_y_drag_get));
  73         btn_codo->signal_drag_data_get().connect( SigC::slot(*this, &Constructor::on_btn_codo_drag_get));
  74         btn_tanque->signal_drag_data_get().connect( SigC::slot(*this, &Constructor::on_btn_tanque_drag_get));
  75         btn_drain->signal_drag_data_get().connect( SigC::slot(*this, &Constructor::on_btn_drain_drag_get));
  76         btn_and->signal_drag_data_get().connect( SigC::slot(*this, &Constructor::on_btn_and_drag_get));
  77         btn_or->signal_drag_data_get().connect( SigC::slot(*this, &Constructor::on_btn_or_drag_get));
  78         btn_not->signal_drag_data_get().connect( SigC::slot(*this, &Constructor::on_btn_not_drag_get));
  79         btn_check->signal_clicked().connect(SigC::slot(*this,&Constructor::on_btn_check_clicked));
  80         btn_dlg_close->signal_clicked().connect(SigC::slot(*this,&Constructor::on_btn_dlg_connect_clicked));
  81         btn_find->signal_clicked().connect(SigC::slot(*this,&Constructor::on_btn_find_clicked));
  82         chk_btn_logica->signal_clicked().connect(SigC::slot(*this, &Constructor::on_chk_btn_logica_clicked));
  83         quick_btn_new->signal_clicked().connect(SigC::slot(*this, &Constructor::on_quick_btn_new_clicked));
  84         quick_btn_save->signal_clicked().connect(SigC::slot(*this, &Constructor::on_quick_btn_save_clicked));
  85         quick_btn_open->signal_clicked().connect(SigC::slot(*this, &Constructor::on_main_menu_open));
  86
  87         main_menu_quit->signal_activate().connect(SigC::slot(*this, &Constructor::on_main_menu_quit));
  88         main_menu_new->signal_activate().connect(SigC::slot(*this, &Constructor::on_quick_btn_new_clicked));
  89         main_menu_open->signal_activate().connect(SigC::slot(*this, &Constructor::on_main_menu_open));
  90         main_menu_save->signal_activate().connect(SigC::slot(*this, &Constructor::on_main_menu_save));
  91         edit_menu_del->signal_activate().connect(SigC::slot(*this,&Constructor::on_edit_menu_del));
  92         edit_menu_delete_all->signal_activate().connect(SigC::slot(*this,&Constructor::on_quick_btn_delete_all_clicked));
  93
  94         btn_file_cancel = file_selection->get_cancel_button();
  95         btn_file_ok = file_selection->get_ok_button();
  96         btn_file_ok->signal_clicked().connect(SigC::slot(*this,&Constructor::on_btn_file_ok_clicked));
  97         btn_file_cancel->signal_clicked().connect(SigC::slot(*this,&Constructor::on_btn_file_cancel_clicked));
  98
  99         btn_open_cancel = file_open_selection->get_cancel_button();
 100         btn_open_ok = file_open_selection->get_ok_button();
 101         btn_open_ok->signal_clicked().connect(SigC::slot(*this,&Constructor::on_load_from_xml));
 102         btn_open_cancel->signal_clicked().connect(SigC::slot(*this,&Constructor::on_btn_open_cancel_clicked));
 103
 104         // Señales para cambiar el icono cuando empieza el drag.
 105         btn_canio->signal_drag_begin().connect( SigC::slot(*this, &Constructor::on_canio_drag_begin));
 106         btn_y->signal_drag_begin().connect( SigC::slot(*this, &Constructor::on_y_drag_begin));
 107         btn_codo->signal_drag_begin().connect( SigC::slot(*this, &Constructor::on_codo_drag_begin));
 108         btn_tanque->signal_drag_begin().connect( SigC::slot(*this, &Constructor::on_tanque_drag_begin));
 109         btn_bomba->signal_drag_begin().connect( SigC::slot(*this, &Constructor::on_bomba_drag_begin));
 110         btn_exclusa->signal_drag_begin().connect( SigC::slot(*this, &Constructor::on_exclusa_drag_begin));
 111         btn_drain->signal_drag_begin().connect( SigC::slot(*this, &Constructor::on_drain_drag_begin));
 112         btn_and->signal_drag_begin().connect( SigC::slot(*this, &Constructor::on_and_drag_begin));
 113         btn_or->signal_drag_begin().connect( SigC::slot(*this, &Constructor::on_or_drag_begin));
 114         btn_not->signal_drag_begin().connect( SigC::slot(*this, &Constructor::on_not_drag_begin));
 115         workplace->drag_dest_set(listTargets);
 116         workplace->signal_drag_data_received().connect( SigC::slot(*this, &Constructor::on_item_drop_drag_received) );
 117         workplace->listaItems = &listaItems;
 118         workplace->lista_logic_Items = &lista_logic_Items;
 119         workplace->logica = &logica;
 120         logica = false;
 121 }
 122
 123 Constructor::~Constructor()
 124 {
 125         Constructor::on_edit_menu_delete_all();
 126 }
 127
 128 void Constructor::on_btn_canio_drag_get(const Glib::RefPtr<Gdk::DragContext>& context, GtkSelectionData* selection_data, guint info, guint time)
 129 {
 130         gtk_selection_data_set (selection_data, selection_data->target, 8, (const guchar*)"canio_n.png", 12);
 131 }
 132
 133 void Constructor::on_btn_y_drag_get(const Glib::RefPtr<Gdk::DragContext>& context, GtkSelectionData* selection_data, guint info, guint time)
 134 {
 135         gtk_selection_data_set(selection_data, selection_data->target, 8,(const guchar*)"y_n.png",8);
 136 }
 137
 138 void Constructor::on_btn_codo_drag_get(const Glib::RefPtr<Gdk::DragContext>& context, GtkSelectionData* selection_data, guint info, guint time)
 139 {
 140         gtk_selection_data_set(selection_data, selection_data->target, 8 ,(const guchar*)"codo_o.png",10);
 141 }
 142
 143 void Constructor::on_btn_tanque_drag_get(const Glib::RefPtr<Gdk::DragContext>& context, GtkSelectionData* selection_data, guint info, guint time)
 144 {
 145         gtk_selection_data_set(selection_data, selection_data->target, 8,(const guchar*)"tanque_e.png",12);
 146 }
 147
 148 void Constructor::on_btn_bomba_drag_get(const Glib::RefPtr<Gdk::DragContext>& context, GtkSelectionData* selection_data, guint info, guint time)
 149 {
 150         gtk_selection_data_set(selection_data, selection_data->target, 8,(const guchar*)"bomba_e.png",11);
 151 }
 152
 153 void Constructor::on_btn_exclusa_drag_get(const Glib::RefPtr<Gdk::DragContext>& context, GtkSelectionData* selection_data, guint info, guint time)
 154 {
 155         gtk_selection_data_set(selection_data, selection_data->target, 8,(const guchar*)"exclusa_h.png",13);
 156 }
 157
 158 void Constructor::on_btn_drain_drag_get(const Glib::RefPtr<Gdk::DragContext>& context, GtkSelectionData* selection_data, guint info, guint time)
 159 {
 160         gtk_selection_data_set(selection_data, selection_data->target, 8,(const guchar*)"drain_n.png",11);
 161 }
 162
 163 void Constructor::on_btn_and_drag_get(const Glib::RefPtr<Gdk::DragContext>& context, GtkSelectionData* selection_data, guint info, guint time)
 164 {
 165         gtk_selection_data_set(selection_data, selection_data->target, 8,(const guchar*)"and_e.png",9);
 166 }
 167
 168 void Constructor::on_btn_or_drag_get(const Glib::RefPtr<Gdk::DragContext>& context, GtkSelectionData* selection_data, guint info, guint time)
 169 {
 170         gtk_selection_data_set(selection_data, selection_data->target, 8,(const guchar*)"or_e.png",8);
 171 }
 172
 173 void Constructor::on_btn_not_drag_get(const Glib::RefPtr<Gdk::DragContext>& context, GtkSelectionData* selection_data, guint info, guint time)
 174 {
 175         gtk_selection_data_set(selection_data, selection_data->target, 8,(const guchar*)"not_e.png",9);
 176 }
 177
 178
 179 void Constructor::on_main_menu_quit()
 180 {
 181         delete this;
 182         Gtk::Main::quit();
 183         //hide();
 184 }
 185
 186 void Constructor::on_main_menu_open()
 187 {
 188         // Conecto el boton OK para llamar al cargar del XML
 189         file_open_selection->show();
 190 }
 191
 192 void Constructor::on_main_menu_save()
 193 {
 194         // Conecto el boton OK para llamar al salvar
 195         Glib::ustring name;
 196         if ( ! check_connection(name) ) {
 197                 dlg_connect->set_title("Error");
 198                 dlg_label->set_text("El elemento "+name+" no esta conectado\n\t\tcorrectamente");
 199                 dlg_connect->show();
 200         } else
 201                 file_selection->show();
 202 }
 203
 204 void Constructor::on_edit_menu_del()
 205 {
 206         workplace->delete_item(WorkPlace::pointed);
 207 }
 208
 209 void Constructor::on_edit_menu_delete_all()
 210 {
 211         std::list<CItem *>::iterator i = listaItems.begin();
 212         while ( i != listaItems.end() ) {
 213                 (*i)->workplace->delete_item((*i)->get_id());
 214                 i = listaItems.begin();
 215         }
 216         i = lista_logic_Items.begin();
 217         while ( i != lista_logic_Items.end() ) {
 218                 (*i)->workplace->delete_item((*i)->get_id());
 219                 i=lista_logic_Items.begin();
 220         }
 221         id = 0;
 222 }
 223
 224 void Constructor::on_chk_btn_logica_clicked()
 225 {
 226         logica = !logica;
 227         CItem::logic_connect = !CItem::logic_connect;
 228         workplace->queue_draw();
 229 }
 230
 231 void Constructor::on_load_from_xml()
 232 {
 233         on_edit_menu_delete_all();
 234         file_name = file_open_selection->get_filename();
 235
 236         /* Parseo de ejemplo de un XML desde archivo */
 237         xmlDocPtr document;
 238         document = xmlParseFile(file_name.c_str());
 239         if (document == NULL) {
 240                 // TODO : dar un aviso de que no se pudo abrir el archivo!!
 241                 return;
 242         }
 243
 244         /* bien, el archivo se parseo bien! */
 245         xmlNodePtr nodo, items;
 246         nodo = document->children;
 247
 248         // Recorro los items
 249         CItem *current;
 250         if (strcmp((char *)nodo->name, "planta") == 0) {
 251                 items = nodo->children;
 252                 while (items != NULL) {
 253                         current = NULL;
 254                         if (items->type == XML_ELEMENT_NODE) {
 255                                 std::cout << "ITEM" << std::endl;
 256                                 if (xmlStrcmp(items->name, BAD_CAST"bomba")==0) {
 257                                         current = loadBomba(items);
 258                                 } else if (xmlStrcmp(items->name, BAD_CAST"tubo")==0) {
 259                                         current = loadConduct(items);
 260                                 } else if (xmlStrcmp(items->name, BAD_CAST"codo")==0) {
 261                                         current = loadCodo(items);
 262                                 } else if (xmlStrcmp(items->name, BAD_CAST"exclusa")==0) {
 263                                         current = loadExclusa(items);
 264                                 } else if (xmlStrcmp(items->name, BAD_CAST"tanque")==0) {
 265                                         current = loadTank(items);
 266                                 } else if (xmlStrcmp(items->name, BAD_CAST"empalme")==0) {
 267                                         current = loadUnion(items);
 268                                 } else if (xmlStrcmp(items->name, BAD_CAST"drenaje")==0) {
 269                                         current = loadDrain(items);
 270                                 }
 271
 272                                 if (current != NULL) {
 273                                         // Agrego y conecto la bomba
 274                                         listaItems.push_back(current);
 275                                         current->drag_source_set(listTargets);
 276                                         workplace->put(*current, current->get_position_x(), current->get_position_y());
 277                                         //Apunto al workplace
 278                                         current->workplace= workplace;
 279                                         //Apunto a la lista.
 280                                         current->combo_entry = combo_entry;
 281                                         //Apunto a la listaItems.
 282                                         current->listaItems = &listaItems;
 283                                         //Apunto a la lista de items logicos
 284                                         current->lista_logic_Items = &lista_logic_Items;
 285                                         // Conecto las señales
 286                                         current->signal_drag_data_get().connect( SigC::slot(*this, &Constructor::on_item_drag_data_get));
 287                                         current->signal_drag_begin().connect(SigC::bind( SigC::slot(*this, &Constructor::on_item_drag_begin), current));
 288                                         current->show();
 289                                 }
 290                         }
 291                         items = items->next;
 292                 }
 293         } else {
 294                 // TODO : avisar que el XML no es valido!!
 295         }
 296         std::cout << "CARGA COMPLETA" << std::endl;
 297         file_open_selection->hide();
 298         id = listaItems.size()+lista_logic_Items.size()+1;
 299 }
 300
 301 void Constructor::on_btn_file_ok_clicked()
 302 {
 303         std::list<CItem *>::iterator i = listaItems.begin();
 304         file_name = file_selection->get_filename();
 305         Glib::ustring name;
 306         if ( (archivo = fopen( file_name.c_str(), "w+")) != NULL ){
 307                 fprintf(archivo, "<?xml version=\"1.0\" encoding=\"iso-8859-1\" ?>\n");
 308                 fprintf (archivo,"<planta>\n");
 309                 while ( i != listaItems.end() ){
 310                         (*i)->save(archivo);
 311                         i++;
 312                 }
 313                 i = lista_logic_Items.begin();
 314                 while ( i != lista_logic_Items.end() ) {
 315                         (*i)->save(archivo);
 316                         i++;
 317                 }
 318                 fprintf(archivo,"</planta>\n");
 319                 saved = true;
 320                 fclose(archivo);
 321         } else
 322                 std::cout<<"NO SE ABRIO EL ARCHIVO"<<std::endl;
 323         file_selection->hide();
 324 }
 325
 326 void Constructor::on_quick_btn_save_clicked()
 327 {
 328         if ( ! saved ) {
 329                 on_main_menu_save();
 330         } else {
 331                 on_btn_file_ok_clicked();
 332         }
 333 }
 334
 335 void Constructor::on_quick_btn_new_clicked()
 336 {
 337         on_quick_btn_delete_all_clicked();
 338         saved = false;
 339 }
 340
 341 void Constructor::on_quick_btn_delete_all_clicked()
 342 {
 343         std::list<CItem *>::iterator i = listaItems.begin();
 344         while ( i != listaItems.end() ){
 345                 CItem *temp = *i;
 346                 listaItems.erase(i);
 347                 delete temp;
 348                 i = listaItems.begin();
 349         }
 350         i = lista_logic_Items.begin();
 351         while ( i != lista_logic_Items.end() ){
 352                 CItem *temp2 = *i;
 353                 lista_logic_Items.erase(i);
 354                 delete temp2;
 355                 i = lista_logic_Items.begin();
 356         }
 357         id = 0;
 358 }
 359
 360 void Constructor::on_btn_find_clicked()
 361 {
 362         CItem * temp = NULL;
 363         std::list<CItem *>::iterator i = listaItems.begin();
 364         while ( i !=listaItems.end() ) {
 365                 if ( (*i)->get_name()  == combo_entry->get_text() ) {
 366                         temp = *i;
 367                         break;
 368                 }
 369                 i++;
 370         }
 371
 372         if ( temp != NULL )
 373         workplace->get_window()->draw_rectangle(workplace->get_style()->get_black_gc(), false , temp->get_position_x()-5, temp->get_position_y()-5,
 374                                                                                                                                                 temp->get_image()->get_width()+10, temp->get_image()->get_height()+10);
 375 }
 376
 377 void Constructor::on_btn_file_cancel_clicked()
 378 {
 379         file_selection->hide();
 380 }
 381
 382 void Constructor::on_btn_open_cancel_clicked()
 383 {
 384         file_open_selection->hide();
 385 }
 386
 387 void Constructor::on_btn_dlg_connect_clicked()
 388 {
 389         dlg_connect->hide();
 390 }
 391
 392 void Constructor::on_canio_drag_begin(const Glib::RefPtr<Gdk::DragContext>& context)
 393 {
 394         context->set_icon(ico_canio, 5, 5);
 395 }
 396
 397 void Constructor::on_y_drag_begin(const Glib::RefPtr<Gdk::DragContext>& context)
 398 {
 399         context->set_icon(ico_y, 5, 5);
 400 }
 401
 402 void Constructor::on_codo_drag_begin(const Glib::RefPtr<Gdk::DragContext>& context)
 403 {
 404         context->set_icon(ico_codo, 5, 5);
 405 }
 406
 407 void Constructor::on_tanque_drag_begin(const Glib::RefPtr<Gdk::DragContext>& context)
 408 {
 409         context->set_icon(ico_tanque, 5, 5);
 410 }
 411
 412 void Constructor::on_bomba_drag_begin(const Glib::RefPtr<Gdk::DragContext>& context)
 413 {
 414         context->set_icon(ico_bomba, 5, 5);
 415 }
 416
 417 void Constructor::on_exclusa_drag_begin(const Glib::RefPtr<Gdk::DragContext>& context)
 418 {
 419         context->set_icon(ico_exclusa, 5, 5);
 420 }
 421
 422 void Constructor::on_drain_drag_begin(const Glib::RefPtr<Gdk::DragContext>& context)
 423 {
 424         context->set_icon(ico_drain, 5, 5);
 425 }
 426
 427 void Constructor::on_and_drag_begin(const Glib::RefPtr<Gdk::DragContext>& context)
 428 {
 429         context->set_icon(ico_and, 5, 5);
 430 }
 431
 432 void Constructor::on_or_drag_begin(const Glib::RefPtr<Gdk::DragContext>& context)
 433 {
 434         context->set_icon(ico_or, 5, 5);
 435 }
 436
 437 void Constructor::on_not_drag_begin(const Glib::RefPtr<Gdk::DragContext>& context)
 438 {
 439         context->set_icon(ico_not, 5, 5);
 440 }
 441
 442 void Constructor::on_item_drag_begin(const Glib::RefPtr<Gdk::DragContext>& context, CItem *item)
 443 {
 444         context->set_icon(item->get_image(), 5, 5);
 445 }
 446
 447 void Constructor::on_item_drag_data_get(const Glib::RefPtr<Gdk::DragContext>& context, GtkSelectionData* selection_data, guint info, guint time)
 448 {
 449         gtk_selection_data_set (selection_data, selection_data->target, 10, (const guchar*)"item_codo.png", 13);
 450 }
 451
 452 bool Constructor::can_drop(CItem *item, int _x, int _y)
 453 {
 454         std::list<CItem*>::iterator  i = listaItems.begin();
 455         while( i != listaItems.end() ) {
 456                 CItem *temp = *i;
 457                 if ( temp->get_id() != item->get_id()   ) {
 458                         if (  (temp->is_occupied_area(_x, _y))  ||
 459                                 ( temp->is_occupied_area(_x+item->get_image()->get_width()-1, _y+item->get_image()->get_height()-1))  ||
 460                                 ( temp->is_occupied_area(_x, _y+item->get_image()->get_height()-1)) ||
 461                                 ( temp->is_occupied_area(_x+item->get_image()->get_width()-1, _y) ) )
 462                                 return false;
 463                         else i++;
 464                 }
 465                 else i++;
 466         }
 467         return true;
 468 }
 469
 470 void Constructor::on_item_drop_drag_received(const Glib::RefPtr<Gdk::DragContext>& context, int x, int y, GtkSelectionData* selection_data, guint info, guint time)
 471 {
 472         workplace->update_logic_position();
 473         workplace->queue_draw();
 474         if ( !logica ) {
 475                 /* Ajusto coordenada x e y para que caigan en un lugar de una cuadricula de 32x32 */
 476                 int i,j;
 477                 // el +1 es para evitar un bug cuando se selecciona muy cerce de la
 478                 // separacion de 2 cuadritos
 479                 i = (x+1)/32;
 480                 j = (y+1)/32;
 481                 // El drag es de un item
 482                 if (selection_data->format == 10) {
 483                         if (can_drop(((CItem*)drag_get_source_widget(context)),i*32, j*32)){
 484                                 ((CItem*)drag_get_source_widget(context))->set_position(i*32, j*32);
 485                                 workplace->move(*drag_get_source_widget(context), i*32, j*32);
 486                         }
 487                 }
 488
 489                 // El Drag es desde la barra de tareas
 490                 if ((selection_data->length >= 0) && (selection_data->format == 8))     {
 491                         CItem *a;
 492                         if (strcmp((const char *)selection_data->data, "codo_o.png")==0)
 493                         a = new Splitter();
 494                         else    if (strcmp((const char *)selection_data->data, "canio_n.png")==0)
 495                         a = new Conduct();
 496                         else if (strcmp((const char *)selection_data->data, "y_n.png")==0)
 497                         a = new Union();
 498                         else if (strcmp((const char *)selection_data->data, "tanque_e.png")==0)
 499                         a = new Cistern();
 500                         else if (strcmp((const char *)selection_data->data, "bomba_e.png")==0)
 501                         a =new Pump();
 502                         else if (strcmp((const char *)selection_data->data, "exclusa_h.png")==0)
 503                         a = new Exclusa();
 504                         else if (strcmp((const char *)selection_data->data, "drain_n.png")==0)
 505                         a = new Drain();
 506                         else if (strcmp((const char *)selection_data->data, "and_e.png")==0){
 507                         a = new And(); a->is_logic = true;
 508                         } else if (strcmp((const char *)selection_data->data, "or_e.png")==0) {
 509                                 a = new Or(); a->is_logic = true;
 510                                 } else if (strcmp((const char *)selection_data->data, "not_e.png")==0) {
 511                                         a = new Not(); a->is_logic = true;
 512                                         }
 513
 514                         char char_id[10];
 515                         sprintf(char_id,"%d",id);
 516                         a->set_id(id++);
 517                         a->set_name( a->get_name()+char_id );
 518                         if ( can_drop(a, i*32, j*32) ) {
 519                                 workplace->put(*a, i*32, j*32);
 520                                 //Apunto al workplace
 521                                 a->workplace= workplace;
 522                                 //Apunto a la lista.
 523                                 a->combo_entry = combo_entry;
 524                                 //Apunto a la listaItems.
 525                                 a->listaItems = &listaItems;
 526                                 //Apunto a la lista de items logicos
 527                                 a->lista_logic_Items = &lista_logic_Items;
 528                                 //Seteo la posicion del item
 529                                 a->set_position(i*32,j*32);
 530                                 // Seteo la lista de tipos de drags
 531                                 a->drag_source_set(listTargets);
 532                                 // Conecto las señales
 533                                 a->signal_drag_data_get().connect( SigC::slot(*this, &Constructor::on_item_drag_data_get));
 534                                 // Utilizo el SigC::bind para que el callback on_drag_begin acepte un
 535                                 // parametro extra, en este caso un CItem *. Esto se hace para
 536                                 // que cuando el usuario quiera mover un item, saber que item es
 537                                 // y pedirle su ícono para mostrar cono icono durante la operacion,
 538                                 // Esto va a permitir, que si un widget tiene una imagen rotara o algo
 539                                 // raro se vea el widget tal cual.
 540                                 a->signal_drag_begin().connect(SigC::bind( SigC::slot(*this, &Constructor::on_item_drag_begin), a));
 541                                 a->show();
 542                                 if (! a->is_logic )
 543                                         listaItems.push_back(a);
 544                                 else
 545                                         lista_logic_Items.push_back(a);
 546                         } else {
 547                                         id--;
 548                                         delete a;
 549                                 }
 550                 }
 551                 context->drag_finish(false, false, time);
 552         }
 553         workplace->update_logic_position();
 554         workplace->queue_draw();
 555 }
 556
 557 void Constructor::on_btn_check_clicked()
 558 {
 559         Glib::ustring name;
 560         if ( ! check_connection(name) ) {
 561                 dlg_connect->set_title("Error");
 562                 dlg_label->set_text("El elemento "+name+" no esta conectado\n\t\tcorrectamente");
 563                 dlg_connect->show();
 564         } else {
 565                 dlg_connect->set_title("Conexion");
 566                 dlg_label->set_text("Los elementos estan conectados\n\t\tcorrectamente");
 567                 dlg_connect->show();
 568         }
 569 }
 570
 571
 572 bool Constructor::check_connection(Glib::ustring& name)
 573 {
 574         std::list<CItem *>::iterator i = listaItems.begin();
 575         while ( i != listaItems.end() ){
 576                 (*i)->set_default_connector();
 577                 (*i)->is_connected = false;
 578                 i++;
 579         }
 580         i = listaItems.begin();
 581         if ( !listaItems.empty() ) {
 582                 while ( i != listaItems.end() ) {
 583                         CItem *temp = *i;
 584                         std::cout<< "item="<<temp->get_name()<<" "<<"check= "<<temp->check_connection()<<std::endl;
 585                         if ( !temp->check_connection() ) {
 586                                 name = temp->get_name();
 587                                 return false;
 588                         }
 589                 i++;
 590                 }
 591         }
 592         std::cout<<"check_connection logic"<<std::endl;
 593         std::list<CItem *>::iterator j = lista_logic_Items.begin();
 594         while ( j != lista_logic_Items.end() ) {
 595                 if ( !(*j)->check_connection() ) {
 596                         name = (*j)->get_name();
 597                         return false;
 598                 }
 599                 j++;
 600         }
 601         return true;
 602 }
 603
 604 Pump *Constructor::loadBomba(xmlNodePtr nodo)
 605 {
 606         std::string name = (char *)xmlGetProp(nodo, BAD_CAST"nombre");
 607         std::string id = (char *)xmlGetProp(nodo, BAD_CAST"id");
 608         int orientacion=0, x, y;
 609         float flujo;
 610
 611         nodo = nodo->children;
 612         while (nodo != NULL) {
 613                 if (nodo->type == XML_ELEMENT_NODE) {
 614                         if (xmlStrcmp(nodo->name, BAD_CAST"orientacion") == 0) {
 615                                 orientacion = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 616                         } else if (xmlStrcmp(nodo->name, BAD_CAST"x") == 0) {
 617                                 x = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 618                         } else if (xmlStrcmp(nodo->name, BAD_CAST"y") == 0) {
 619                                 y = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 620                         } else if (xmlStrcmp(nodo->name, BAD_CAST"entrega") == 0) {
 621                                 flujo = atof( (char *)XML_GET_CONTENT(nodo->children) );
 622                         } else if (xmlStrcmp(nodo->name, BAD_CAST"color") == 0) {
 623                                 // FIXME !
 624                         }
 625                 }
 626                 nodo = nodo->next;
 627         }
 628
 629         Pump *p = new Pump(orientacion);
 630         p->set_position(x,y);
 631         p->set_entrega(flujo);
 632         p->set_id( atoi(id.c_str()) );
 633         p->set_name(name);
 634
 635         return p;
 636 }
 637
 638 Conduct *Constructor::loadConduct(xmlNodePtr nodo)
 639 {
 640         std::string name = (char *)xmlGetProp(nodo, BAD_CAST"nombre");
 641         std::string id = (char *)xmlGetProp(nodo, BAD_CAST"id");
 642         int orientacion=0, x, y;
 643         float flujo;
 644
 645         nodo = nodo->children;
 646         while (nodo != NULL) {
 647                 if (nodo->type == XML_ELEMENT_NODE) {
 648                         if (xmlStrcmp(nodo->name, BAD_CAST"orientacion") == 0) {
 649                                 orientacion = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 650                         } else if (xmlStrcmp(nodo->name, BAD_CAST"x") == 0) {
 651                                 x = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 652                         } else if (xmlStrcmp(nodo->name, BAD_CAST"y") == 0) {
 653                                 y = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 654                         } else if (xmlStrcmp(nodo->name, BAD_CAST"caudal") == 0) {
 655                                 flujo = atof( (char *)XML_GET_CONTENT(nodo->children) );
 656                         }
 657                 }
 658                 nodo = nodo->next;
 659         }
 660
 661         Conduct *p = new Conduct(orientacion);
 662         p->set_position(x,y);
 663         p->set_caudal(flujo);
 664         p->set_id( atoi(id.c_str()) );
 665         p->set_name(name);
 666
 667         return p;
 668 }
 669
 670 Exclusa *Constructor::loadExclusa(xmlNodePtr nodo)
 671 {
 672         std::string name = (char *)xmlGetProp(nodo, BAD_CAST"nombre");
 673         std::string id = (char *)xmlGetProp(nodo, BAD_CAST"id");
 674         std::string estado;
 675         int orientacion=0, x, y;
 676         float flujo;
 677
 678         nodo = nodo->children;
 679         while (nodo != NULL) {
 680                 if (nodo->type == XML_ELEMENT_NODE) {
 681                         if (xmlStrcmp(nodo->name, BAD_CAST"orientacion") == 0) {
 682                                 orientacion = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 683                         } else if (xmlStrcmp(nodo->name, BAD_CAST"x") == 0) {
 684                                 x = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 685                         } else if (xmlStrcmp(nodo->name, BAD_CAST"y") == 0) {
 686                                 y = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 687                         } else if (xmlStrcmp(nodo->name, BAD_CAST"estado") == 0) {
 688                                 estado = (char *)XML_GET_CONTENT(nodo->children);
 689                         }
 690                 }
 691                 nodo = nodo->next;
 692         }
 693
 694         Exclusa *p = new Exclusa(orientacion);
 695         p->set_position(x,y);
 696         p->set_id( atoi(id.c_str()) );
 697         p->set_name(name);
 698         p->set_estado( estado == "1" );
 699
 700         return p;
 701 }
 702
 703 Cistern *Constructor::loadTank(xmlNodePtr nodo)
 704 {
 705         std::string name = (char *)xmlGetProp(nodo, BAD_CAST"nombre");
 706         std::string id = (char *)xmlGetProp(nodo, BAD_CAST"id");
 707         int orientacion=0, x, y;
 708         float liquido,capacidad;
 709
 710         nodo = nodo->children;
 711         while (nodo != NULL) {
 712                 if (nodo->type == XML_ELEMENT_NODE) {
 713                         if (xmlStrcmp(nodo->name, BAD_CAST"orientacion") == 0) {
 714                                 orientacion = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 715                         } else if (xmlStrcmp(nodo->name, BAD_CAST"x") == 0) {
 716                                 x = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 717                         } else if (xmlStrcmp(nodo->name, BAD_CAST"y") == 0) {
 718                                 y = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 719                         } else if (xmlStrcmp(nodo->name, BAD_CAST"capacidad") == 0) {
 720                                 capacidad = atof ((char *)XML_GET_CONTENT(nodo->children) );
 721                         } else if (xmlStrcmp(nodo->name, BAD_CAST"inicial") == 0) {
 722                                 liquido = atof ((char *)XML_GET_CONTENT(nodo->children) );
 723                         }
 724                 }
 725                 nodo = nodo->next;
 726         }
 727
 728         Cistern *p = new Cistern(orientacion);
 729         p->set_position(x,y);
 730         p->set_id( atoi(id.c_str()) );
 731         p->set_name(name);
 732         p->set_capacidad(capacidad);
 733         p->set_contenido_inicial(liquido);
 734
 735         return p;
 736 }
 737
 738 Union *Constructor::loadUnion(xmlNodePtr nodo)
 739 {
 740         std::string name = (char *)xmlGetProp(nodo, BAD_CAST"nombre");
 741         std::string id = (char *)xmlGetProp(nodo, BAD_CAST"id");
 742         std::string tipo;
 743         int orientacion=0, x, y;
 744         float caudal;
 745
 746         nodo = nodo->children;
 747         while (nodo != NULL) {
 748                 if (nodo->type == XML_ELEMENT_NODE) {
 749                         if (xmlStrcmp(nodo->name, BAD_CAST"orientacion") == 0) {
 750                                 orientacion = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 751                         } else if (xmlStrcmp(nodo->name, BAD_CAST"x") == 0) {
 752                                 x = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 753                         } else if (xmlStrcmp(nodo->name, BAD_CAST"y") == 0) {
 754                                 y = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 755                         } else if (xmlStrcmp(nodo->name, BAD_CAST"caudal") == 0) {
 756                                 caudal = atof ((char *)XML_GET_CONTENT(nodo->children) );
 757                         } else if (xmlStrcmp(nodo->name, BAD_CAST"tipo") == 0) {
 758                                 tipo = (char *)XML_GET_CONTENT(nodo->children);
 759                         }
 760                 }
 761                 nodo = nodo->next;
 762         }
 763
 764         Union *p = new Union(orientacion);
 765         p->set_position(x,y);
 766         p->set_id( atoi(id.c_str()) );
 767         p->set_name(name);
 768         p->set_caudal(caudal);
 769         p->is_union = (tipo == "union");
 770
 771         return p;
 772 }
 773
 774 Drain *Constructor::loadDrain(xmlNodePtr nodo)
 775 {
 776         std::string name = (char *)xmlGetProp(nodo, BAD_CAST"nombre");
 777         std::string id = (char *)xmlGetProp(nodo, BAD_CAST"id");
 778         int orientacion=0, x, y;
 779
 780         nodo = nodo->children;
 781         while (nodo != NULL) {
 782                 if (nodo->type == XML_ELEMENT_NODE) {
 783                         if (xmlStrcmp(nodo->name, BAD_CAST"orientacion") == 0) {
 784                                 orientacion = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 785                         } else if (xmlStrcmp(nodo->name, BAD_CAST"x") == 0) {
 786                                 x = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 787                         } else if (xmlStrcmp(nodo->name, BAD_CAST"y") == 0) {
 788                                 y = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 789                         }
 790                 }
 791                 nodo = nodo->next;
 792         }
 793
 794         Drain *p = new Drain(orientacion);
 795         p->set_position(x,y);
 796         p->set_id( atoi(id.c_str()) );
 797         p->set_name(name);
 798
 799         return p;
 800 }
 801
 802 Splitter *Constructor::loadCodo(xmlNodePtr nodo)
 803 {
 804         std::string name = (char *)xmlGetProp(nodo, BAD_CAST"nombre");
 805         std::string id = (char *)xmlGetProp(nodo, BAD_CAST"id");
 806         int orientacion=0, x, y;
 807         float caudal;
 808
 809         nodo = nodo->children;
 810         while (nodo != NULL) {
 811                 if (nodo->type == XML_ELEMENT_NODE) {
 812                         if (xmlStrcmp(nodo->name, BAD_CAST"orientacion") == 0) {
 813                                 orientacion = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 814                         } else if (xmlStrcmp(nodo->name, BAD_CAST"x") == 0) {
 815                                 x = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 816                         } else if (xmlStrcmp(nodo->name, BAD_CAST"y") == 0) {
 817                                 y = atoi( (char *)XML_GET_CONTENT(nodo->children) );
 818                         } else if (xmlStrcmp(nodo->name, BAD_CAST"caudal") == 0) {
 819                                 caudal = atof( (char *)XML_GET_CONTENT(nodo->children) );
 820                         }
 821                 }
 822                 nodo = nodo->next;
 823         }
 824
 825         Splitter *p = new Splitter(orientacion);
 826         p->set_position(x,y);
 827         p->set_id( atoi(id.c_str()) );
 828         p->set_name(name);
 829         p->set_caudal(caudal);
 830
 831         return p;
 832 }