X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e55ad60e195f1007db921b2a73a3cac98ed9df65..7c1cb261228c78cac34ee9f0b08e2674b07c37ee:/src/common/hash.cpp?ds=sidebyside

diff --git a/src/common/hash.cpp b/src/common/hash.cpp
index 69b17fd56e..cfc590327c 100644
--- a/src/common/hash.cpp
+++ b/src/common/hash.cpp
@@ -29,12 +29,16 @@
 #include <string.h>
 #include <stdarg.h>
 
-#if !USE_SHARED_LIBRARY
 IMPLEMENT_DYNAMIC_CLASS(wxHashTable, wxObject)
-#endif
 
 wxHashTable::wxHashTable (int the_key_type, int size)
 {
+  n = 0;
+  hash_table = (wxList**) NULL;
+  Create(the_key_type, size);
+  m_count = 0;
+  m_deleteContents = FALSE;
+/*
   n = size;
   current_position = -1;
   current_node = (wxNode *) NULL;
@@ -44,6 +48,7 @@ wxHashTable::wxHashTable (int the_key_type, int size)
   int i;
   for (i = 0; i < size; i++)
     hash_table[i] = (wxList *) NULL;
+*/
 }
 
 wxHashTable::~wxHashTable (void)
@@ -64,13 +69,13 @@ void wxHashTable::Destroy(void)
 
 bool wxHashTable::Create(int the_key_type, int size)
 {
+  Destroy();
+
   n = size;
   current_position = -1;
   current_node = (wxNode *) NULL;
 
   key_type = the_key_type;
-  if (hash_table)
-    delete[] hash_table;
   hash_table = new wxList *[size];
   int i;
   for (i = 0; i < size; i++)
@@ -78,66 +83,102 @@ bool wxHashTable::Create(int the_key_type, int size)
   return TRUE;
 }
 
+
+void wxHashTable::DoCopy(const wxHashTable& table)
+{
+  n = table.n;
+  current_position = table.current_position;
+  current_node = NULL; // doesn't matter - Next() will reconstruct it
+  key_type = table.key_type;
+
+  hash_table = new wxList *[n];
+  for (int i = 0; i < n; i++) {
+    if (table.hash_table[i] == NULL)
+      hash_table[i] = NULL;
+    else {
+      hash_table[i] = new wxList(key_type);
+      *(hash_table[i]) = *(table.hash_table[i]);
+    }
+  }
+}
+
 void wxHashTable::Put (long key, long value, wxObject * object)
 {
   // Should NEVER be
   long k = (long) key;
-  if (k < 0)
-    k = -k;
 
   int position = (int) (k % n);
+  if (position < 0) position = -position;
+
   if (!hash_table[position])
+  {
     hash_table[position] = new wxList (wxKEY_INTEGER);
+    if (m_deleteContents) hash_table[position]->DeleteContents(TRUE);
+  }
 
   hash_table[position]->Append (value, object);
+  m_count++;
 }
 
-void wxHashTable::Put (long key, const char *value, wxObject * object)
+void wxHashTable::Put (long key, const wxChar *value, wxObject * object)
 {
   // Should NEVER be
-  long k = (long) key;
-  if (k < 0)
-    k = -k;
+  long k = (long) key; 
 
   int position = (int) (k % n);
+  if (position < 0) position = -position;
+ 
   if (!hash_table[position])
+  {
     hash_table[position] = new wxList (wxKEY_INTEGER);
+    if (m_deleteContents) hash_table[position]->DeleteContents(TRUE);
+  }
 
   hash_table[position]->Append (value, object);
+  m_count++;
 }
 
 void wxHashTable::Put (long key, wxObject * object)
 {
   // Should NEVER be
   long k = (long) key;
-  if (k < 0)
-    k = -k;
-
+  
   int position = (int) (k % n);
+  if (position < 0) position = -position;
+
   if (!hash_table[position])
+  {
     hash_table[position] = new wxList (wxKEY_INTEGER);
-
+    if (m_deleteContents) hash_table[position]->DeleteContents(TRUE);
+  }
+  
   hash_table[position]->Append (k, object);
+  m_count++;
 }
 
-void wxHashTable::Put (const char *key, wxObject * object)
+void wxHashTable::Put (const wxChar *key, wxObject * object)
 {
   int position = (int) (MakeKey (key) % n);
+  if (position < 0) position = -position;
 
   if (!hash_table[position])
+  {
     hash_table[position] = new wxList (wxKEY_STRING);
+    if (m_deleteContents) hash_table[position]->DeleteContents(TRUE);
+  }
 
   hash_table[position]->Append (key, object);
+  m_count++;
 }
 
 wxObject *wxHashTable::Get (long key, long value) const
 {
   // Should NEVER be
   long k = (long) key;
-  if (k < 0)
-    k = -k;
 
   int position = (int) (k % n);
+  if (position < 0) position = -position;
+
   if (!hash_table[position])
     return (wxObject *) NULL;
   else
@@ -150,14 +191,14 @@ wxObject *wxHashTable::Get (long key, long value) const
     }
 }
 
-wxObject *wxHashTable::Get (long key, const char *value) const
+wxObject *wxHashTable::Get (long key, const wxChar *value) const
 {
   // Should NEVER be
   long k = (long) key;
-  if (k < 0)
-    k = -k;
-
+ 
   int position = (int) (k % n);
+  if (position < 0) position = -position;
+
   if (!hash_table[position])
     return (wxObject *) NULL;
   else
@@ -174,10 +215,10 @@ wxObject *wxHashTable::Get (long key) const
 {
   // Should NEVER be
   long k = (long) key;
-  if (k < 0)
-    k = -k;
 
   int position = (int) (k % n);
+  if (position < 0) position = -position;
+
   if (!hash_table[position])
     return (wxObject *) NULL;
   else
@@ -187,9 +228,10 @@ wxObject *wxHashTable::Get (long key) const
     }
 }
 
-wxObject *wxHashTable::Get (const char *key) const
+wxObject *wxHashTable::Get (const wxChar *key) const
 {
   int position = (int) (MakeKey (key) % n);
+  if (position < 0) position = -position;
 
   if (!hash_table[position])
     return (wxObject *) NULL;
@@ -204,10 +246,10 @@ wxObject *wxHashTable::Delete (long key)
 {
   // Should NEVER be
   long k = (long) key;
-  if (k < 0)
-    k = -k;
 
   int position = (int) (k % n);
+  if (position < 0) position = -position;
+
   if (!hash_table[position])
     return (wxObject *) NULL;
   else
@@ -217,6 +259,7 @@ wxObject *wxHashTable::Delete (long key)
 	{
 	  wxObject *data = node->Data ();
 	  delete node;
+	  m_count--;
 	  return data;
 	}
       else
@@ -224,9 +267,11 @@ wxObject *wxHashTable::Delete (long key)
     }
 }
 
-wxObject *wxHashTable::Delete (const char *key)
+wxObject *wxHashTable::Delete (const wxChar *key)
 {
   int position = (int) (MakeKey (key) % n);
+  if (position < 0) position = -position;
+
   if (!hash_table[position])
     return (wxObject *) NULL;
   else
@@ -236,6 +281,7 @@ wxObject *wxHashTable::Delete (const char *key)
 	{
 	  wxObject *data = node->Data ();
 	  delete node;
+	  m_count--;
 	  return data;
 	}
       else
@@ -246,11 +292,11 @@ wxObject *wxHashTable::Delete (const char *key)
 wxObject *wxHashTable::Delete (long key, int value)
 {
   // Should NEVER be
-  long k = (long) key;
-  if (k < 0)
-    k = -k;
+  long k = (long) key; 
 
   int position = (int) (k % n);
+  if (position < 0) position = -position;
+
   if (!hash_table[position])
     return (wxObject *) NULL;
   else
@@ -260,6 +306,7 @@ wxObject *wxHashTable::Delete (long key, int value)
 	{
 	  wxObject *data = node->Data ();
 	  delete node;
+	  m_count--;
 	  return data;
 	}
       else
@@ -267,9 +314,11 @@ wxObject *wxHashTable::Delete (long key, int value)
     }
 }
 
-wxObject *wxHashTable::Delete (long key, const char *value)
+wxObject *wxHashTable::Delete (long key, const wxChar *value)
 {
   int position = (int) (key % n);
+  if (position < 0) position = -position;
+
   if (!hash_table[position])
     return (wxObject *) NULL;
   else
@@ -279,6 +328,7 @@ wxObject *wxHashTable::Delete (long key, const char *value)
 	{
 	  wxObject *data = node->Data ();
 	  delete node;
+	  m_count--;
 	  return data;
 	}
       else
@@ -286,12 +336,12 @@ wxObject *wxHashTable::Delete (long key, const char *value)
     }
 }
 
-long wxHashTable::MakeKey (const char *string) const
+long wxHashTable::MakeKey (const wxChar *string) const
 {
   long int_key = 0;
 
   while (*string)
-    int_key += (unsigned char) *string++;
+    int_key += (wxUChar) *string++;
 
   return int_key;
 }
@@ -338,6 +388,7 @@ wxNode *wxHashTable::Next (void)
 void wxHashTable::DeleteContents (bool flag)
 {
   int i;
+  m_deleteContents = flag;
   for (i = 0; i < n; i++)
     {
       if (hash_table[i])
@@ -353,5 +404,6 @@ void wxHashTable::Clear (void)
       if (hash_table[i])
 	hash_table[i]->Clear ();
     }
+  m_count = 0;
 }