////////////////////////////////////////////////////////////////////////////////
-// Name: list.cpp
+// Name: src/common/list.cpp
// Purpose: wxList implementation
// Author: Julian Smart
// Modified by: VZ at 16/11/98: WX_DECLARE_LIST() and typesafe lists added
// Created: 04/01/98
// RCS-ID: $Id$
-// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows license
+// Copyright: (c) Julian Smart
+// Licence: wxWindows licence
////////////////////////////////////////////////////////////////////////////////
// =============================================================================
// -----------------------------------------------------------------------------
// headers
// -----------------------------------------------------------------------------
-#ifdef __GNUG__
-#pragma implementation "list.h"
-#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#include <string.h>
#ifndef WX_PRECOMP
- #include "wx/defs.h"
#include "wx/list.h"
- #include "wx/utils.h" // for copystring() (beurk...)
+ #include "wx/crt.h"
#endif
-// Sun CC compatibility (interference with xview/pkg.h, apparently...)
-#if defined(SUN_CC) && defined(__XVIEW__)
- #undef va_start
- #undef va_end
- #undef va_arg
- #undef va_list
-#endif
+#if !wxUSE_STD_CONTAINERS
// =============================================================================
// implementation
// -----------------------------------------------------------------------------
// wxListKey
// -----------------------------------------------------------------------------
+wxListKey wxDefaultListKey;
bool wxListKey::operator==(wxListKeyValue value) const
{
switch ( m_keyType )
{
default:
- wxFAIL_MSG("bad key type.");
+ wxFAIL_MSG(wxT("bad key type."));
// let compiler optimize the line above away in release build
// by not putting return here...
case wxKEY_STRING:
- return strcmp(m_key.string, value.string) == 0;
+ return *m_key.string == *value.string;
case wxKEY_INTEGER:
return m_key.integer == value.integer;
}
-}
+}
// -----------------------------------------------------------------------------
// wxNodeBase
m_data = data;
m_previous = previous;
m_next = next;
-
+
switch ( key.GetKeyType() )
{
case wxKEY_NONE:
break;
-
+
case wxKEY_INTEGER:
m_key.integer = key.GetNumber();
break;
-
+
case wxKEY_STRING:
// to be free()d later
- m_key.string = strdup(key.GetString());
+ m_key.string = new wxString(key.GetString());
break;
-
+
default:
- wxFAIL_MSG("invalid key type");
+ wxFAIL_MSG(wxT("invalid key type"));
}
-
+
if ( previous )
previous->m_next = this;
-
+
if ( next )
next->m_previous = this;
}
// compatibility with old code
if ( m_list != NULL )
{
+ if ( m_list->m_keyType == wxKEY_STRING )
+ {
+ delete m_key.string;
+ }
+
m_list->DetachNode(this);
}
}
+int wxNodeBase::IndexOf() const
+{
+ wxCHECK_MSG( m_list, wxNOT_FOUND, wxT("node doesn't belong to a list in IndexOf"));
+
+ // It would be more efficient to implement IndexOf() completely inside
+ // wxListBase (only traverse the list once), but this is probably a more
+ // reusable way of doing it. Can always be optimized at a later date (since
+ // IndexOf() resides in wxListBase as well) if efficiency is a problem.
+ int i;
+ wxNodeBase *prev = m_previous;
+
+ for( i = 0; prev; i++ )
+ {
+ prev = prev->m_previous;
+ }
+
+ return i;
+}
+
// -----------------------------------------------------------------------------
// wxListBase
// -----------------------------------------------------------------------------
-void wxListBase::Init(wxKeyType keyType = wxKEY_NONE)
+void wxListBase::Init(wxKeyType keyType)
{
m_nodeFirst =
- m_nodeLast = (wxNodeBase *) NULL;
+ m_nodeLast = NULL;
m_count = 0;
- m_destroy = FALSE;
+ m_destroy = false;
m_keyType = keyType;
}
void wxListBase::DoCopy(const wxListBase& list)
{
wxASSERT_MSG( !list.m_destroy,
- "copying list which owns it's elements is a bad idea" );
+ wxT("copying list which owns it's elements is a bad idea") );
- m_count = list.m_count;
m_destroy = list.m_destroy;
m_keyType = list.m_keyType;
m_nodeFirst =
- m_nodeLast = (wxNodeBase *) NULL;
+ m_nodeLast = NULL;
- for ( wxNodeBase *node = list.GetFirst(); node; node = node->GetNext() )
+ switch (m_keyType)
{
- Append(node);
+ case wxKEY_INTEGER:
+ {
+ for ( wxNodeBase *node = list.GetFirst(); node; node = node->GetNext() )
+ {
+ Append(node->GetKeyInteger(), node->GetData());
+ }
+ break;
+ }
+
+ case wxKEY_STRING:
+ {
+ for ( wxNodeBase *node = list.GetFirst(); node; node = node->GetNext() )
+ {
+ Append(node->GetKeyString(), node->GetData());
+ }
+ break;
+ }
+
+ default:
+ {
+ for ( wxNodeBase *node = list.GetFirst(); node; node = node->GetNext() )
+ {
+ Append(node->GetData());
+ }
+ break;
+ }
}
+
+ wxASSERT_MSG( m_count == list.m_count, wxT("logic error in wxList::DoCopy") );
}
wxListBase::~wxListBase()
wxNodeBase *wxListBase::Append(void *object)
{
// all objects in a keyed list should have a key
- wxCHECK_MSG( m_keyType == wxKEY_NONE, (wxNodeBase *)NULL,
- "need a key for the object to append" );
+ wxCHECK_MSG( m_keyType == wxKEY_NONE, NULL,
+ wxT("need a key for the object to append") );
- wxNodeBase *node = CreateNode(m_nodeLast, (wxNodeBase *)NULL, object);
+ // we use wxDefaultListKey even though it is the default parameter value
+ // because gcc under Mac OS X seems to miscompile this call otherwise
+ wxNodeBase *node = CreateNode(m_nodeLast, NULL, object,
+ wxDefaultListKey);
return AppendCommon(node);
}
{
wxCHECK_MSG( (m_keyType == wxKEY_INTEGER) ||
(m_keyType == wxKEY_NONE && m_count == 0),
- (wxNodeBase *)NULL,
- "can't append object with numeric key to this list" );
+ NULL,
+ wxT("can't append object with numeric key to this list") );
- wxNodeBase *node = CreateNode(m_nodeLast, (wxNodeBase *)NULL, object, key);
+ wxNodeBase *node = CreateNode(m_nodeLast, NULL, object, key);
return AppendCommon(node);
}
-wxNodeBase *wxListBase::Append (const char *key, void *object)
+wxNodeBase *wxListBase::Append (const wxString& key, void *object)
{
wxCHECK_MSG( (m_keyType == wxKEY_STRING) ||
(m_keyType == wxKEY_NONE && m_count == 0),
- (wxNodeBase *)NULL,
- "can't append object with string key to this list" );
+ NULL,
+ wxT("can't append object with string key to this list") );
- wxNodeBase *node = CreateNode(m_nodeLast, (wxNodeBase *)NULL, object, key);
+ wxNodeBase *node = CreateNode(m_nodeLast, NULL, object, key);
return AppendCommon(node);
}
wxNodeBase *wxListBase::Insert(wxNodeBase *position, void *object)
{
// all objects in a keyed list should have a key
- wxCHECK_MSG( m_keyType == wxKEY_NONE, (wxNodeBase *)NULL,
- "need a key for the object to insert" );
+ wxCHECK_MSG( m_keyType == wxKEY_NONE, NULL,
+ wxT("need a key for the object to insert") );
- wxCHECK_MSG( !position || position->m_list == this, (wxNodeBase *)NULL,
- "can't insert before a node from another list" );
+ wxCHECK_MSG( !position || position->m_list == this, NULL,
+ wxT("can't insert before a node from another list") );
// previous and next node for the node being inserted
wxNodeBase *prev, *next;
else
{
// inserting in the beginning of the list
- prev = (wxNodeBase *)NULL;
+ prev = NULL;
next = m_nodeFirst;
}
- wxNodeBase *node = CreateNode(prev, next, object);
+ // wxDefaultListKey: see comment in Append() above
+ wxNodeBase *node = CreateNode(prev, next, object, wxDefaultListKey);
if ( !m_nodeFirst )
{
m_nodeLast = node;
}
}
- wxFAIL_MSG( "invalid index in wxListBase::Item" );
+ wxFAIL_MSG( wxT("invalid index in wxListBase::Item") );
return NULL;
}
wxNodeBase *wxListBase::Find(const wxListKey& key) const
{
wxASSERT_MSG( m_keyType == key.GetKeyType(),
- "this list is not keyed on the type of this key" );
+ wxT("this list is not keyed on the type of this key") );
for ( wxNodeBase *current = GetFirst(); current; current = current->GetNext() )
{
}
// not found
- return (wxNodeBase *)NULL;
+ return NULL;
}
-wxNodeBase *wxListBase::Find(void *object) const
+wxNodeBase *wxListBase::Find(const void *object) const
{
for ( wxNodeBase *current = GetFirst(); current; current = current->GetNext() )
{
}
// not found
- return (wxNodeBase *)NULL;
+ return NULL;
+}
+
+int wxListBase::IndexOf(void *object) const
+{
+ wxNodeBase *node = Find( object );
+
+ return node ? node->IndexOf() : wxNOT_FOUND;
}
void wxListBase::DoDeleteNode(wxNodeBase *node)
node->DeleteData();
}
+ // so that the node knows that it's being deleted by the list
+ node->m_list = NULL;
delete node;
}
wxNodeBase *wxListBase::DetachNode(wxNodeBase *node)
{
- wxCHECK_MSG( node, NULL, "detaching NULL wxNodeBase" );
+ wxCHECK_MSG( node, NULL, wxT("detaching NULL wxNodeBase") );
wxCHECK_MSG( node->m_list == this, NULL,
- "detaching node which is not from this list" );
+ wxT("detaching node which is not from this list") );
// update the list
wxNodeBase **prevNext = node->GetPrevious() ? &node->GetPrevious()->m_next
bool wxListBase::DeleteNode(wxNodeBase *node)
{
if ( !DetachNode(node) )
- return FALSE;
+ return false;
DoDeleteNode(node);
- return TRUE;
+ return true;
}
bool wxListBase::DeleteObject(void *object)
if ( current->GetData() == object )
{
DeleteNode(current);
- return TRUE;
+ return true;
}
}
// not found
- return FALSE;
+ return false;
}
-
void wxListBase::Clear()
{
wxNodeBase *current = m_nodeFirst;
}
m_nodeFirst =
- m_nodeLast = (wxNodeBase *)NULL;
+ m_nodeLast = NULL;
m_count = 0;
}
return current->GetData();
}
- return (wxNodeBase *)NULL;
+ return NULL;
}
void *wxListBase::LastThat(wxListIterateFunction F)
return current->GetData();
}
- return (wxNodeBase *)NULL;
+ return NULL;
}
// (stefan.hammes@urz.uni-heidelberg.de)
// go through the list and put the pointers into the array
wxNodeBase *node;
- for ( node = GetFirst(); node; node = node->Next() )
+ for ( node = GetFirst(); node; node = node->GetNext() )
{
- *objPtr++ = node->Data();
+ *objPtr++ = node->GetData();
}
// sort the array
- qsort((void *)objArray,num,sizeof(wxObject *),compfunc);
+ qsort((void *)objArray,num,sizeof(wxObject *),
+#ifdef __WXWINCE__
+ (int (__cdecl *)(const void *,const void *))
+#endif
+ compfunc);
// put the sorted pointers back into the list
objPtr = objArray;
- for ( node = GetFirst(); node; node = node->Next() )
+ for ( node = GetFirst(); node; node = node->GetNext() )
{
node->SetData(*objPtr++);
}
delete[] objArray;
}
+void wxListBase::Reverse()
+{
+ wxNodeBase* node = m_nodeFirst;
+ wxNodeBase* tmp;
+
+ while (node)
+ {
+ // swap prev and next pointers
+ tmp = node->m_next;
+ node->m_next = node->m_previous;
+ node->m_previous = tmp;
+
+ // this is the node that was next before swapping
+ node = tmp;
+ }
+
+ // swap first and last node
+ tmp = m_nodeFirst; m_nodeFirst = m_nodeLast; m_nodeLast = tmp;
+}
+
+void wxListBase::DeleteNodes(wxNodeBase* first, wxNodeBase* last)
+{
+ wxNodeBase* node = first;
+
+ while (node != last)
+ {
+ wxNodeBase* next = node->GetNext();
+ DeleteNode(node);
+ node = next;
+ }
+}
+
+// ============================================================================
+// compatibility section from now on
+// ============================================================================
+
+#ifdef wxLIST_COMPATIBILITY
+
// -----------------------------------------------------------------------------
// wxList (a.k.a. wxObjectList)
// -----------------------------------------------------------------------------
+wxList::wxList( int key_type )
+ : wxObjectList( (wxKeyType)key_type )
+{
+}
+
void wxObjectListNode::DeleteData()
{
delete (wxObject *)GetData();
}
-// -----------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
// wxStringList
-// -----------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
+
+static inline wxChar* MYcopystring(const wxChar* s)
+{
+ wxChar* copy = new wxChar[wxStrlen(s) + 1];
+ return wxStrcpy(copy, s);
+}
// instead of WX_DEFINE_LIST(wxStringListBase) we define this function
// ourselves
delete [] (char *)GetData();
}
+bool wxStringList::Delete(const wxChar *s)
+{
+ wxStringListNode *current;
+
+ for ( current = GetFirst(); current; current = current->GetNext() )
+ {
+ if ( wxStrcmp(current->GetData(), s) == 0 )
+ {
+ DeleteNode(current);
+ return true;
+ }
+ }
+
+ // not found
+ return false;
+}
+
+void wxStringList::DoCopy(const wxStringList& other)
+{
+ wxASSERT( GetCount() == 0 ); // this list must be empty before copying!
+
+ size_t count = other.GetCount();
+ for ( size_t n = 0; n < count; n++ )
+ {
+ Add(other.Item(n)->GetData());
+ }
+}
+
+wxStringList::wxStringList()
+{
+ DeleteContents(true);
+}
+
// Variable argument list, terminated by a zero
// Makes new storage for the strings
-wxStringList::wxStringList (const char *first, ...)
+wxStringList::wxStringList (const wxChar *first, ...)
{
+ DeleteContents(true);
if ( !first )
return;
va_list ap;
va_start(ap, first);
- const char *s = first;
+ const wxChar *s = first;
for (;;)
{
Add(s);
- s = va_arg(ap, const char *);
- // if (s == NULL)
-#ifdef __WXMSW__
- if ((int) s == 0)
-#else
- if ((long) s == 0)
+ // icc gives this warning in its own va_arg() macro, argh
+#ifdef __INTELC__
+ #pragma warning(push)
+ #pragma warning(disable: 1684)
#endif
+
+ s = va_arg(ap, const wxChar *);
+
+#ifdef __INTELC__
+ #pragma warning(pop)
+#endif
+
+ if ( !s )
break;
}
va_end(ap);
}
-// Only makes new strings if arg is TRUE
-char **wxStringList::ListToArray(bool new_copies) const
+// Only makes new strings if arg is true
+wxChar **wxStringList::ListToArray(bool new_copies) const
{
- char **string_array = new char *[GetCount()];
+ wxChar **string_array = new wxChar *[GetCount()];
wxStringListNode *node = GetFirst();
for (size_t i = 0; i < GetCount(); i++)
{
- char *s = node->GetData();
+ wxChar *s = node->GetData();
if ( new_copies )
- string_array[i] = copystring(s);
+ string_array[i] = MYcopystring(s);
else
string_array[i] = s;
node = node->GetNext();
}
// Checks whether s is a member of the list
-bool wxStringList::Member(const char *s) const
+bool wxStringList::Member(const wxChar *s) const
{
for ( wxStringListNode *node = GetFirst(); node; node = node->GetNext() )
{
- const char *s1 = node->GetData();
- if (s == s1 || strcmp (s, s1) == 0)
- return TRUE;
+ const wxChar *s1 = node->GetData();
+ if (s == s1 || wxStrcmp (s, s1) == 0)
+ return true;
}
- return FALSE;
+ return false;
}
-static int
+#ifdef __WXWINCE__
+extern "C"
+{
+static int __cdecl
+#else
+extern "C"
+{
+static int LINKAGEMODE
+#endif
+
wx_comparestrings(const void *arg1, const void *arg2)
{
- char **s1 = (char **) arg1;
- char **s2 = (char **) arg2;
+ wxChar **s1 = (wxChar **) arg1;
+ wxChar **s2 = (wxChar **) arg2;
- return strcmp (*s1, *s2);
+ return wxStrcmp (*s1, *s2);
}
+} // end of extern "C" (required because of GCC Bug c++/33078
+
// Sort a list of strings - deallocates old nodes, allocates new
void wxStringList::Sort()
{
size_t N = GetCount();
- char **array = new char *[N];
+ wxChar **array = new wxChar *[N];
+ wxStringListNode *node;
size_t i = 0;
- for ( wxStringListNode *node = GetFirst(); node; node = node->GetNext() )
+ for ( node = GetFirst(); node; node = node->GetNext() )
{
array[i++] = node->GetData();
}
- qsort (array, N, sizeof (char *), wx_comparestrings);
- Clear();
+ qsort (array, N, sizeof (wxChar *), wx_comparestrings);
- for (i = 0; i < N; i++)
- Append (array[i]);
+ i = 0;
+ for ( node = GetFirst(); node; node = node->GetNext() )
+ node->SetData( array[i++] );
- delete[]array;
+ delete [] array;
}
+wxNode *wxStringList::Add(const wxChar *s)
+{
+ return (wxNode *)(wxStringListBase::Node *)
+ wxStringListBase::Append(MYcopystring(s));
+}
+
+wxNode *wxStringList::Prepend(const wxChar *s)
+{
+ return (wxNode *)(wxStringListBase::Node *)
+ wxStringListBase::Insert(MYcopystring(s));
+}
+
+#endif // wxLIST_COMPATIBILITY
+
+#else // wxUSE_STD_CONTAINERS = 1
+
+ #include "wx/listimpl.cpp"
+ WX_DEFINE_LIST(wxObjectList)
+
+// with wxUSE_STD_CONTAINERS wxStringList contains wxString objects, not pointers
+void _WX_LIST_HELPER_wxStringListBase::DeleteFunction( wxString WXUNUSED(X) )
+{
+}
+
+_WX_LIST_HELPER_wxStringListBase::BaseListType _WX_LIST_HELPER_wxStringListBase::EmptyList;
+
+#endif // !wxUSE_STD_CONTAINERS
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