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leave only wxString overloads for of the functions working with string keys; remove the old variant of hash table (deprecated since 2.4)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@45644 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2007-04-25 19:21:46 +00:00
parent b044829c47
commit 0518029cec
2 changed files with 25 additions and 742 deletions
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500
src/common/hash.cpp
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@@ -25,483 +25,9 @@
#endif
#ifndef WX_PRECOMP
#include "wx/list.h"
#include "wx/hash.h"
#endif
#if wxUSE_OLD_HASH_TABLE
#include <string.h>
#include <stdarg.h>
// ----------------------------------------------------------------------------
// wxWin macros
// ----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxHashTable, wxObject)
// ============================================================================
// implementation
// ============================================================================
// ----------------------------------------------------------------------------
// wxHashTablleBase for working with "void *" data
// ----------------------------------------------------------------------------
wxHashTableBase::wxHashTableBase()
{
m_deleteContents = false;
m_hashTable = (wxListBase **)NULL;
m_hashSize = 0;
m_count = 0;
m_keyType = wxKEY_NONE;
}
void wxHashTableBase::Create(wxKeyType keyType, size_t size)
{
Destroy();
m_hashSize = size;
m_keyType = keyType;
m_hashTable = new wxListBase *[size];
for ( size_t n = 0; n < m_hashSize; n++ )
{
m_hashTable[n] = (wxListBase *) NULL;
}
}
void wxHashTableBase::Destroy()
{
if ( m_hashTable )
{
for ( size_t n = 0; n < m_hashSize; n++ )
{
delete m_hashTable[n];
}
delete [] m_hashTable;
m_hashTable = (wxListBase **)NULL;
m_count = 0;
}
}
void wxHashTableBase::DeleteContents(bool flag)
{
m_deleteContents = flag;
for ( size_t n = 0; n < m_hashSize; n++ )
{
if ( m_hashTable[n] )
{
m_hashTable[n]->DeleteContents(flag);
}
}
}
wxNodeBase *wxHashTableBase::GetNode(long key, long value) const
{
size_t slot = (size_t)abs((int)(key % (long)m_hashSize));
wxNodeBase *node;
if ( m_hashTable[slot] )
{
node = m_hashTable[slot]->Find(wxListKey(value));
}
else
{
node = (wxNodeBase *)NULL;
}
return node;
}
// ----------------------------------------------------------------------------
// old not type safe wxHashTable
// ----------------------------------------------------------------------------
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;
key_type = the_key_type;
hash_table = new wxList *[size];
int i;
for (i = 0; i < size; i++)
hash_table[i] = (wxList *) NULL;
*/
}
wxHashTable::~wxHashTable ()
{
Destroy();
}
void wxHashTable::Destroy()
{
if (!hash_table) return;
int i;
for (i = 0; i < n; i++)
if (hash_table[i])
delete hash_table[i];
delete[] hash_table;
hash_table = NULL;
}
bool wxHashTable::Create(int the_key_type, int size)
{
Destroy();
n = size;
current_position = -1;
current_node = (wxNode *) NULL;
key_type = the_key_type;
hash_table = new wxList *[size];
int i;
for (i = 0; i < size; i++)
hash_table[i] = (wxList *) NULL;
return true;
}
void wxHashTable::DoCopy(const wxHashTable& table)
{
n = table.n;
m_count = table.m_count;
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;
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;
int position = (int) (k % 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 (value, object);
m_count++;
}
void wxHashTable::Put (long key, wxObject * object)
{
// Should NEVER be
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 (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;
int position = (int) (k % n);
if (position < 0) position = -position;
if (!hash_table[position])
return (wxObject *) NULL;
else
{
wxNode *node = hash_table[position]->Find (value);
if (node)
return node->GetData ();
else
return (wxObject *) NULL;
}
}
wxObject *wxHashTable::Get (long key, const wxChar *value) const
{
// Should NEVER be
long k = (long) key;
int position = (int) (k % n);
if (position < 0) position = -position;
if (!hash_table[position])
return (wxObject *) NULL;
else
{
wxNode *node = hash_table[position]->Find (value);
if (node)
return node->GetData ();
else
return (wxObject *) NULL;
}
}
wxObject *wxHashTable::Get (long key) const
{
// Should NEVER be
long k = (long) key;
int position = (int) (k % n);
if (position < 0) position = -position;
if (!hash_table[position])
return (wxObject *) NULL;
else
{
wxNode *node = hash_table[position]->Find (k);
return node ? node->GetData () : (wxObject*)NULL;
}
}
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;
else
{
wxNode *node = hash_table[position]->Find (key);
return node ? node->GetData () : (wxObject*)NULL;
}
}
wxObject *wxHashTable::Delete (long key)
{
// Should NEVER be
long k = (long) key;
int position = (int) (k % n);
if (position < 0) position = -position;
if (!hash_table[position])
return (wxObject *) NULL;
else
{
wxNode *node = hash_table[position]->Find (k);
if (node)
{
wxObject *data = node->GetData ();
delete node;
m_count--;
return data;
}
else
return (wxObject *) NULL;
}
}
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
{
wxNode *node = hash_table[position]->Find (key);
if (node)
{
wxObject *data = node->GetData ();
delete node;
m_count--;
return data;
}
else
return (wxObject *) NULL;
}
}
wxObject *wxHashTable::Delete (long key, int value)
{
// Should NEVER be
long k = (long) key;
int position = (int) (k % n);
if (position < 0) position = -position;
if (!hash_table[position])
return (wxObject *) NULL;
else
{
wxNode *node = hash_table[position]->Find (value);
if (node)
{
wxObject *data = node->GetData ();
delete node;
m_count--;
return data;
}
else
return (wxObject *) NULL;
}
}
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
{
wxNode *node = hash_table[position]->Find (value);
if (node)
{
wxObject *data = node->GetData ();
delete node;
m_count--;
return data;
}
else
return (wxObject *) NULL;
}
}
long wxHashTable::MakeKey (const wxChar *string) const
{
long int_key = 0;
while (*string)
int_key += (wxUChar) *string++;
return int_key;
}
void wxHashTable::BeginFind ()
{
current_position = -1;
current_node = (wxNode *) NULL;
}
wxHashTable::Node* wxHashTable::Next ()
{
wxNode *found = (wxNode *) NULL;
bool end = false;
while (!end && !found)
{
if (!current_node)
{
current_position++;
if (current_position >= n)
{
current_position = -1;
current_node = (wxNode *) NULL;
end = true;
}
else
{
if (hash_table[current_position])
{
current_node = hash_table[current_position]->GetFirst ();
found = current_node;
}
}
}
else
{
current_node = current_node->GetNext ();
found = current_node;
}
}
return found;
}
void wxHashTable::DeleteContents (bool flag)
{
int i;
m_deleteContents = flag;
for (i = 0; i < n; i++)
{
if (hash_table[i])
hash_table[i]->DeleteContents (flag);
}
}
void wxHashTable::Clear ()
{
int i;
if (hash_table)
{
for (i = 0; i < n; i++)
{
if (hash_table[i])
hash_table[i]->Clear ();
}
}
m_count = 0;
}
#else // if !wxUSE_OLD_HASH_TABLE
wxHashTableBase_Node::wxHashTableBase_Node( long key, void* value,
wxHashTableBase* table )
: m_value( value ), m_hashPtr( table )
@@ -509,11 +35,11 @@ wxHashTableBase_Node::wxHashTableBase_Node( long key, void* value,
m_key.integer = key;
}
wxHashTableBase_Node::wxHashTableBase_Node( const wxChar* key, void* value,
wxHashTableBase_Node::wxHashTableBase_Node( const wxString& key, void* value,
wxHashTableBase* table )
: m_value( value ), m_hashPtr( table )
{
m_key.string = wxStrcpy( new wxChar[wxStrlen( key ) + 1], key );
m_key.string = new wxString(key);
}
wxHashTableBase_Node::~wxHashTableBase_Node()
@@ -571,7 +97,7 @@ void wxHashTableBase::DoRemoveNode( wxHashTableBase_Node* node )
{
size_t bucket = ( m_keyType == wxKEY_INTEGER ?
node->m_key.integer :
MakeKey( node->m_key.string ) ) % m_size;
MakeKey( *node->m_key.string ) ) % m_size;
if( node->GetNext() == node )
{
@@ -599,7 +125,7 @@ void wxHashTableBase::DoDestroyNode( wxHashTableBase_Node* node )
node->m_hashPtr = NULL;
if( m_keyType == wxKEY_STRING )
delete[] node->m_key.string;
delete node->m_key.string;
if( m_deleteContents )
DoDeleteContents( node );
}
@@ -643,7 +169,7 @@ void wxHashTableBase::DoPut( long key, long hash, void* data )
DoInsertNode( bucket, node );
}
void wxHashTableBase::DoPut( const wxChar* key, long hash, void* data )
void wxHashTableBase::DoPut( const wxString& key, long hash, void* data )
{
wxASSERT( m_keyType == wxKEY_STRING );
@@ -677,7 +203,7 @@ void* wxHashTableBase::DoGet( long key, long hash ) const
return NULL;
}
void* wxHashTableBase::DoGet( const wxChar* key, long hash ) const
void* wxHashTableBase::DoGet( const wxString& key, long hash ) const
{
wxASSERT( m_keyType == wxKEY_STRING );
@@ -691,7 +217,7 @@ void* wxHashTableBase::DoGet( const wxChar* key, long hash ) const
do
{
if( wxStrcmp( curr->m_key.string, key ) == 0 )
if( *curr->m_key.string == key )
return curr->m_value;
curr = curr->GetNext();
@@ -750,7 +276,7 @@ void* wxHashTableBase::DoDelete( long key, long hash )
return NULL;
}
void* wxHashTableBase::DoDelete( const wxChar* key, long hash )
void* wxHashTableBase::DoDelete( const wxString& key, long hash )
{
wxASSERT( m_keyType == wxKEY_STRING );
@@ -765,7 +291,7 @@ void* wxHashTableBase::DoDelete( const wxChar* key, long hash )
do
{
if( wxStrcmp( curr->m_key.string, key ) == 0 )
if( *curr->m_key.string == key )
{
void* retval = curr->m_value;
curr->m_value = NULL;
@@ -784,12 +310,13 @@ void* wxHashTableBase::DoDelete( const wxChar* key, long hash )
return NULL;
}
long wxHashTableBase::MakeKey( const wxChar *str )
long wxHashTableBase::MakeKey( const wxString& str )
{
long int_key = 0;
while( *str )
int_key += (wxUChar)*str++;
const wxStringCharType *p = str.wx_str();
while( *p )
int_key += *p++;
return int_key;
}
@@ -855,4 +382,3 @@ wxHashTable::Node* wxHashTable::Next()
return m_curr;
}
#endif // !wxUSE_OLD_HASH_TABLE