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