X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ad81651f00edc6f489d9b6a0839d316a964fd521..794bcc2dea743ac907b839f54e451847c9ea4b72:/src/common/hash.cpp?ds=sidebyside

diff --git a/src/common/hash.cpp b/src/common/hash.cpp
index fbee85aceb..cfc590327c 100644
--- a/src/common/hash.cpp
+++ b/src/common/hash.cpp
@@ -33,6 +33,12 @@ IMPLEMENT_DYNAMIC_CLASS(wxHashTable, wxObject)
 
 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;
@@ -42,6 +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)
@@ -62,13 +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++)
@@ -99,62 +106,79 @@ 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 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 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
@@ -171,10 +195,10 @@ 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
@@ -191,10 +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
@@ -207,6 +231,7 @@ wxObject *wxHashTable::Get (long 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;
@@ -221,10 +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
@@ -234,6 +259,7 @@ wxObject *wxHashTable::Delete (long key)
 	{
 	  wxObject *data = node->Data ();
 	  delete node;
+	  m_count--;
 	  return data;
 	}
       else
@@ -244,6 +270,8 @@ wxObject *wxHashTable::Delete (long 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
@@ -253,6 +281,7 @@ wxObject *wxHashTable::Delete (const wxChar *key)
 	{
 	  wxObject *data = node->Data ();
 	  delete node;
+	  m_count--;
 	  return data;
 	}
       else
@@ -263,11 +292,11 @@ wxObject *wxHashTable::Delete (const wxChar *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
@@ -277,6 +306,7 @@ wxObject *wxHashTable::Delete (long key, int value)
 	{
 	  wxObject *data = node->Data ();
 	  delete node;
+	  m_count--;
 	  return data;
 	}
       else
@@ -287,6 +317,8 @@ wxObject *wxHashTable::Delete (long key, int 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
@@ -296,6 +328,7 @@ wxObject *wxHashTable::Delete (long key, const wxChar *value)
 	{
 	  wxObject *data = node->Data ();
 	  delete node;
+	  m_count--;
 	  return data;
 	}
       else
@@ -355,6 +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])
@@ -370,5 +404,6 @@ void wxHashTable::Clear (void)
       if (hash_table[i])
 	hash_table[i]->Clear ();
     }
+  m_count = 0;
 }