utils/serialize/sercore.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        sercore.cpp
   3 // Purpose:     Serialization: core classes
   4 // Author:      Guilhem Lavaux
   5 // Modified by:
   6 // Created:     July 1998
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 1998 Guilhem Lavaux
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "sercore.h"
  14 #endif
  15 #include <wx/objstrm.h>
  16 #include <wx/datstrm.h>
  17 #include <wx/list.h>
  18 #include <wx/hash.h>
  19 #include "sercore.h"
  20
  21 IMPLEMENT_SERIAL_CLASS(wxList, wxObject)
  22 IMPLEMENT_SERIAL_CLASS(wxHashTable, wxObject)
  23
  24 void WXSERIAL(wxList)::StoreObject(wxObjectOutputStream& s)
  25 {
  26   wxList *lst_object = (wxList *)Object();
  27   wxNode *node = lst_object->First();
  28
  29   if (s.FirstStage()) {
  30     while (node) {
  31       s.AddChild(node->Data());
  32       node = node->Next();
  33     }
  34     return;
  35   }
  36
  37   wxDataOutputStream data_s(s);
  38
  39   data_s.Write8(lst_object->destroy_data);
  40   data_s.Write8(lst_object->key_type);
  41   data_s.Write32( lst_object->Number() );
  42
  43   if (lst_object->key_type == wxKEY_INTEGER) {
  44     while (node) {
  45       data_s.Write32(node->key.integer);
  46       node = node->Next();
  47     }
  48   } else {
  49     while (node) {
  50       data_s.WriteString(node->key.string);
  51       node = node->Next();
  52     }
  53   }
  54 }
  55
  56 void WXSERIAL(wxList)::LoadObject(wxObjectInputStream& s)
  57 {
  58   wxDataInputStream data_s(s);
  59   wxList *list = (wxList *)Object();
  60   int number, i;
  61
  62   list->DeleteContents( data_s.Read8() );
  63   list->key_type = data_s.Read8();
  64   number = data_s.Read32();
  65
  66   if (list->key_type == wxKEY_INTEGER) {
  67     for (i=0;i<number;i++)
  68       list->Append( data_s.Read32(), s.GetChild() );
  69   } else {
  70     for (i=0;i<number;i++)
  71       list->Append( data_s.ReadString(), s.GetChild() );
  72   }
  73 }
  74
  75 // ----------------------------------------------------------------------------
  76
  77 void WXSERIAL(wxHashTable)::StoreObject(wxObjectOutputStream& s)
  78 {
  79   wxHashTable *table = (wxHashTable *)Object();
  80   int i;
  81
  82   if (s.FirstStage()) {
  83     for (i=0;i<table->n;i++)
  84       s.AddChild(table->hash_table[i]);
  85     return;
  86   }
  87
  88   wxDataOutputStream data_s(s);
  89
  90   data_s.Write8(table->key_type);
  91   data_s.Write32(table->n);
  92 }
  93
  94 void WXSERIAL(wxHashTable)::LoadObject(wxObjectInputStream& s)
  95 {
  96   wxHashTable *table = (wxHashTable *)Object();
  97   wxDataInputStream data_s(s);
  98   int i, key, n;
  99
 100   key = data_s.Read8();
 101   n = data_s.Read32();
 102
 103   table->Create(key, n);
 104
 105   for (i=0;i<n;i++)
 106     table->hash_table[i] = (wxList *)s.GetChild();
 107 }