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MFilip on 11/12/12

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Lista_pokazivaci.h

lista_pokazivaci.h

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lista pokazivaci

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  1. #include <iostream>
  2. #include <cstring>
  3. using namespace std;
  4.  
  5. struct zivotinje
  6.     {
  7.     int sifra;
  8.     char vrsta[50];
  9.     char naziv[50];
  10.     int cijena;
  11.     int d;
  12.     int m;
  13.     int g;
  14.     };
  15. struct lis
  16.     {
  17.     zivotinje values;
  18.     lis *next;
  19.     };
  20. lis *list = new lis;
  21. typedef lis *element;
  22. lis *EndL(lis *list)
  23.     {
  24.     lis *zadnji = list;
  25.     while(zadnji->next)
  26.     zadnji = zadnji->next;
  27.     return zadnji->next;
  28.     }
  29. lis *FirstL(lis *list)
  30.     {
  31.     if(list == NULL)
  32.             return EndL(list);
  33.     else
  34.         return list->next;
  35.          }
  36. lis *NextL(lis *p, lis *list)
  37.     {
  38.     lis *zadnji = list;
  39.     while(zadnji->next)
  40.                        zadnji = zadnji->next;
  41.     if(p == zadnji)
  42.     return EndL(list);
  43.     if(p == EndL(list))
  44.          cout << "Funkcija nije definirana" << endl;
  45.     else
  46.         return p->next;
  47.     }
  48. lis *PreviousL(lis *p, lis *list)
  49.     {
  50.     lis *prethodni = list;
  51.     while(prethodni->next != p)
  52.                           prethodni = prethodni->next;
  53.     return prethodni;
  54.     }
  55. lis *LocateL(char x[], lis *list)
  56.     {
  57.     lis *tekuci = list->next;
  58.     while(tekuci)
  59.     {
  60.         if((strncmp(x,tekuci->values.naziv,sizeof(x))==0) || (strncmp(x,tekuci->values.vrsta,sizeof(x))==0))
  61.         return tekuci;
  62.         tekuci = tekuci->next;
  63.     }
  64.     return EndL(list);
  65.     }
  66. void InsertL(zivotinje a, lis *p, lis *list)
  67.     {
  68.     lis *novi = new lis;
  69.     p = PreviousL(p, list);
  70.     novi->values = a;
  71.     novi->next = p->next;
  72.     p->next = novi;
  73.     }
  74. void DeleteL(lis *p, lis *list)
  75.     {
  76.     p = PreviousL(p, list);
  77.     lis *tekuci = p->next;
  78.     p->next = tekuci->next;
  79.     delete tekuci;
  80.     }
  81. zivotinje RetreiveL(lis *p, lis *list)
  82.     {
  83.     return p->values;
  84.     }
  85. void DeleteAllL(lis *list)
  86.     {
  87.     lis* brisi = list->next;
  88.     while(brisi)
  89.     {
  90.     list->next = brisi->next;
  91.     delete brisi;
  92.     brisi = list->next;
  93.     }
  94.     }
  95. void InitL(lis *list)
  96.     {
  97.     list->next= NULL;
  98.     }

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